1 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
3 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4 vector types if to use base reg for misaligned non-word ld/std.
6 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10 dwarf2 label manually and put it after, not before the prologue.
12 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15 * reload.c (operands_match_p): Only increment register number for
16 SCALAR_INT_MODE_P modes in multiple hard registers.
18 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
21 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
23 * ChangeLog.5: Fix log message typo(s).
24 * ChangeLog.7: Likewise.
25 * ChangeLog.tree-ssa: Likewise.
26 * cfgexpand.c: Fix comment typo(s).
27 * conflict.c: Likewise.
28 * defaults.h: Likewise.
29 * dwarf2out.c: Likewise.
31 * ggc-page.c: Likewise.
32 * tree-eh.c: Likewise.
33 * tree-ssa-dom.c: Likewise.
35 2005-02-24 Jakub Jelinek <jakub@redhat.com>
38 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
39 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
43 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
44 allow splitting only if operands 0 and 3 don't overlap.
46 2005-02-24 Richard Henderson <rth@redhat.com>
49 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
50 (fold_builtin_1): Call them.
51 * fold-const.c (fold_complex_mult_parts): Split out from ...
52 (fold_complex_mult): ... here. Fix typo in both imaginary case.
53 (fold_complex_div_parts, fold_complex_div): New.
55 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
57 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
59 * tree-ssa-ccp.c (visit_assignment): Verify that result of
60 VIEW_CONVERT_EXPR is_gimple_min_invariant.
62 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
63 (print_node): Likewise.
64 Print TYPE_SIZES_GIMPLIFIED.
66 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
68 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
69 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
70 operands as commutative in constraints.
72 2005-02-24 Diego Novillo <dnovillo@redhat.com>
74 * tree-into-ssa.c: Re-organize internal functions.
76 2005-02-24 Richard Henderson <rth@redhat.com>
79 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
81 * common.opt (fcx-limited-range): New.
82 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
83 * toplev.c (flag_complex_method): Initialize to 1.
84 (process_options): Set flag_complex_method to 0 if
85 flag_cx_limited_range.
86 * doc/invoke.texi (-fcx-limited-range): New.
88 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
90 * cse.c (delete_trivially_dead_insns): Speed up by using
91 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
94 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
96 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
97 functions when -mid-shared-library is being used.
99 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
101 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
102 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
103 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
104 * system.h: Poison LINK_LIBGCC_SPECIAL.
106 2005-02-23 James E Wilson <wilson@specifixinc.com>
108 * gengtype.c (note_insn_name): Make 1 element larger.
110 2005-02-23 Roger Sayle <roger@eyesopen.com>
113 PR rtl-optimization/20097
114 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
115 BImode SUBREGs of SImode registers which confuse the ia64 backend.
117 2005-02-23 David Edelsohn <edelsohn@gnu.org>
119 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
120 * t-aix52 (SHLIB_INSTALL): Same.
122 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
124 * genpreds.c: Update copyright.
126 2005-02-23 Michael Beach <michaelb@ieee.org>
129 * config/sparc/t-elf (startup files): Assemble with CPP.
131 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
133 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
134 (write_predicate_expr): Likewise.
136 2005-02-22 Diego Novillo <dnovillo@redhat.com>
138 PR tree-optimization/20100
139 PR tree-optimization/20115
140 * tree-optimize.c (init_tree_optimization_passes): Remove
141 pass_maybe_create_global_var.
142 * tree-pass.h (pass_maybe_create_global_var): Remove.
143 * tree-ssa-alias.c (aliases_computed_p): Declare.
144 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
145 (count_calls_and_maybe_create_global_var): Remove.
146 (pass_maybe_create_global_var): Remove.
147 (init_alias_info): Do not declare aliases_computed_p.
148 (maybe_create_global_var): If the function contains no
149 call-clobbered variables and a mix of pure/const and regular
150 function calls, create .GLOBAL_VAR.
151 Mark all call-clobbered variables for renaming.
152 (merge_pointed_to_info): Update comment.
153 (add_pointed_to_var): Likewise.
154 (is_escape_site): Likewise.
155 Accept struct alias_info * instead of size_t *.
157 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
159 * tree-ssa-operands.c (get_call_expr_operands): If
160 ALIASES_COMPUTED_P is false, do not add call-clobbering
162 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
163 (delete_tree_ssa): Likewise.
165 2005-02-22 James E Wilson <wilson@specifixinc.com>
167 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
168 (do_compile): Do call it here.
170 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
172 PR rtl-optimization/20017.
173 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
174 rest_of_handle_cse2, rest_of_handle_gcse): Call
175 delete_dead_jumptables immediately before calling cleanup_cfg.
177 2005-02-22 Devang Patel <dpatel@apple.com>
180 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
183 2005-02-22 David Edelsohn <edelsohn@gnu.org>
185 * config/rs6000/aix.h (WINT_TYPE): Define.
187 2005-02-22 Stan Shebs <shebs@apple.com>
189 * config/rs6000/rs6000.c (rs6000_override_options): Default to
190 natural alignment for 64-bit Darwin.
191 (rs6000_parse_alignment_option): Warn about uses of -malign-power
193 * doc/invoke.texi: Document this.
195 2005-02-22 DJ Delorie <dj@redhat.com>
197 * c-common.c (c_common_type_for_mode): Pass the mode's precision
198 to make_[un]signed_type, not the mode itself.
200 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
202 * cfg.c (cached_make_edge): Call make_edge if edge cache is
203 not available. Use tail calls wherever possible.
204 (make_edge): Call unchecked_make_edge to create an edge.
206 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
207 (coalesce_ssa_name): Don't check for
208 SSANORM_USE_COALESCE_LIST.
209 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
211 2005-02-22 Diego Novillo <dnovillo@redhat.com>
213 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
214 (rewrite_into_ssa): ... here.
216 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
218 PR tree-optimization/19786
219 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
220 tag to another's may-alias bitmap when adding to the other's list.
222 2005-02-21 DJ Delorie <dj@redhat.com>
224 * tree-ssa-loop-ivopts.c (computation_cost): Start register
225 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
226 registers in unsupported ways.
227 * expmed.c (init_expmed): Likewise.
229 2005-02-21 Stan Cox <scox@redhat.com>
231 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
233 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
235 * tree-cfg.c (fold_cond_expr_cond): New.
236 (make_edges): Call fold_cond_expr_cond.
237 (find_taken_edge): Accept nothing but INTEGER_CST.
238 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
240 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
242 * flow.c (delete_dead_jumptables): Speed up by scanning insns
243 that do not belong to any basic block.
245 2005-02-21 Jeff Law <law@redhat.com>
247 * cfganal.c (find_unreachable_blocks): Manually CSE load of
250 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
252 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
253 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
254 Adjust their definitions.
255 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
256 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
258 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
259 genautomata.c, langhooks.c, langhooks.h, system.h,
260 config/arm/lib1funcs.asm: Update copyright.
262 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
264 * dbxout.c (dbxout_function_end): Emit Lscope label always.
266 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
269 * doc/install.texi: Document --with-gc.
271 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
273 * simplify-rtx.c (simplify_unary_operation): Add a missing
276 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
278 PR tree-optimization/18663
279 * tree-ssa-dom.c (extract_range_from_cond): Return 0
280 if the type has variable bounds.
282 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
284 * gcse.c: Remove an obsolete comment.
286 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
288 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
290 * doc/extend.texi (Function Attributes) <Attribute const>: The
291 attribute "pure" is below this text, not above.
293 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
295 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
296 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
297 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
299 2005-02-20 Zack Weinberg <zack@codesourcery.com>
302 * langhooks.h (struct lang_hooks): Add to_target_charset.
303 * langhooks.c (lhd_to_target_charset): New function.
304 * langhooks-def.h: Declare lhd_to_target_charset.
305 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
306 (LANG_HOOKS_INITIALIZER): Update.
307 * c-common.c (c_common_to_target_charset): New function.
308 * c-common.h: Declare it.
309 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
310 c_common_to_target_charset.
312 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
313 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
315 * system.h: Poison them.
316 * doc/tm.texi: Don't discuss them.
317 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
318 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
319 (pp_c_char): Do not attempt to generate letter escapes for
321 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
322 * config/mips/mips.c (mips_output_ascii): Likewise.
324 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
326 PR tree-optimization/19951
327 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
330 2005-02-19 Steven Bosscher <stevenb@suse.de>
333 * function.h (struct function): New field `max_loop_depth'.
334 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
335 (flow_loops_find): Reset the max loop depth count before finding loops.
336 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
337 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
338 (calculate_global_regs_live): Make sure the loop will terminate
339 when the initial sets are not empty.
341 2005-02-19 Zack Weinberg <zack@codesourcery.com>
343 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
345 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
347 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
350 * doc/invoke.texi: Remove documentation of %M spec.
352 (init_spec): Remove %M suffix from -lgcc_s.
353 (do_spec_1): Remove 'M' case.
354 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
355 to put shared libraries in the multilib directory. Remove the
356 shlib_so_soname substitution variable. Don't add a multilib encoding
357 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
358 reported by -print-multi-os-directory. Pass @multilib_dir@ to
359 SHLIB_INSTALL as well as SHLIB_LINK.
360 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
361 (SHLIB_NAME): Delete.
362 (SHLIB_DIR): New macro.
363 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
364 (SHLIB_INSTALL): Adjust accordingly.
365 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
366 * config/t-slibgcc-sld: Likewise.
367 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
368 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
369 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
371 (SHLIBUNWIND_INSTALL): Adjust accordingly.
372 * config/i386/t-nwld (SHLIB_SONAME): Delete.
373 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
374 Use @shlib_base_name@ instead of @shlib_so_name@.
375 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
376 and @shlib_base_name@.so in @multilib_dir@.
377 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
379 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
380 (SHLIB_LINK): Remove previous workaround.
381 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
382 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
383 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
385 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
386 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
387 (SHLIB_INSTALL): Adjust accordingly.
388 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
389 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
390 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
391 config/t-slibgcc-elf-ver.
393 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
394 Jakub Jelinek <jakub@redhat.com>
396 PR tree-optimization/19828
397 * tree-ssa-loop-im.c: Add a TODO comment.
398 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
399 without side-effects.
401 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
403 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
406 2005-02-18 James E. Wilson <wilson@specifixinc.com>
408 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
409 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
410 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
412 (ia64_reorg): Delete fixup_errata call.
413 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
414 (TARGET_SWITCHES): Delete -mb-step entry.
416 2005-02-19 Jakub Jelinek <jakub@redhat.com>
419 * c-typeck.c (composite_type): Handle quals in transparent unions.
420 (type_lists_compatible_p): Likewise.
422 2005-02-18 Stan Shebs <shebs@apple.com>
424 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
425 expressions in the .literal8 section.
427 2005-02-18 Geoffrey Keating <geoffk@apple.com>
429 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
431 2005-02-18 Roger Sayle <roger@eyesopen.com>
433 * fold-const.c (constant_boolean_node): Always create values of the
434 specified type, don't bother calling truthvalue_conversion.
436 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
438 * except.c (output_function_exception_table): Call
439 assemble_external_libcall (eh_personality_libfunc).
441 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
444 * config/ia64/ia64.h (struct machine_function): Add state_num.
445 * config/ia64/ia64.c (process_epilogue,
446 process_for_unwind_directive): Use new unwind state numbers each
447 time rather than state 1.
449 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
452 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
453 before the "*llgt_didi" pattern.
455 2005-02-18 Jason Merrill <jason@redhat.com>
457 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
459 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
461 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
462 (div0): Use it in place of ARM_FUNC_ALIAS.
463 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
465 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
468 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
469 access, the lower bound of the array type if it exists.
471 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
474 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
475 cases that are out-of-range for the index type.
477 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
479 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
480 (estimate_case_costs): Don't call convert.
481 * expmed.c (expand_shift): Likewise.
482 (make_tree): Call fold_convert instead of convert.
484 2005-02-18 Jakub Jelinek <jakub@redhat.com>
487 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
488 that ref to be marked MEM_READONLY_P doesn't have base that needs
491 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
493 * genautomata.c (output_get_cpu_unit_code_func,
494 output_cpu_unit_reservation_p): Don't generate old-style function
497 2005-02-18 Jakub Jelinek <jakub@redhat.com>
500 PR tree-optimization/20009
501 * convert.c (convert_to_integer): Revert 2005-02-16 change.
503 PR tree-optimization/18947
504 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
505 inline, remove all nodes that are inlined into the extern inline
508 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
510 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
511 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
512 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
513 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
516 2005-02-17 Roger Sayle <roger@eyesopen.com>
518 PR tree-optimization/19917
519 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
520 to be potentially trapping.
522 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
524 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
526 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
528 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
529 tem becomes a local variable which is set to the value of the
530 back end defined INITIAL_FRAME_ADDRESS macro.
531 (expand_builtin_frame_address): Omit the base parameter to
532 expand_builtin_return_addr.
533 (expand_builtin_profile_func): Likewise.
534 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
535 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
536 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
538 2005-02-17 Jakub Jelinek <jakub@redhat.com>
540 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
541 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
542 * config/frv/frv.c (frv_function_epilogue): Likewise.
544 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
546 * lambda-code (perfect_nestify): Remove mark/unmark
548 * tree-loop-linear.c (linear_transform_loops): Add
549 rewrite_into_ssa call so that ssa is correct for
550 rewriting into loop closed.
552 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
554 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
555 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
557 * bt-load.c (btr_def_live_range, combine_btr_defs,
558 migrate_btr_def, migrate_btr_defs): Likewise.
559 * cfgcleanup.c (thread_jump): Likewise.
560 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
561 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
562 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
563 df_rd_local_compute, df_reg_info_compute): Likewise.
564 * dominance.c (init_dom_info, free_dom_info): Likewise.
565 * flow.c (init_propagate_block_info,
566 free_propagate_block_info): Likewise.
567 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
568 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
569 modify_reg_pav): Likewise.
570 * loop-invariant.c (find_defs, find_invariant_insn,
571 find_invariants, free_inv_motion_data): Likewise.
572 * predict.c (tree_predict_by_opcode,
573 estimate_bb_frequencies): Likewise.
574 * stmt.c (expand_case): Likewise.
575 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
576 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
577 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
578 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
579 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
580 rewrite_ssa_into_ssa): Likewise.
581 * tree-optimize.c (tree_rest_of_compilation): Likewise.
582 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
583 analyze_edges_for_bb, perform_edge_inserts): Likewise.
584 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
585 * tree-sra.c (tree_sra): Likewise.
586 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
587 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
588 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
590 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
591 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
593 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
594 calculate_live_on_entry, calculate_live_on_exit,
595 build_tree_conflict_graph): Likewise.
596 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
597 record_important_candidates, set_use_iv_cost, find_depends,
598 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
599 tree_ssa_iv_optimize_finalize): Likewise.
600 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
601 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
602 tree_duplicate_loop_to_header_edge): Likewise.
603 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
604 * tree-ssa.c (verify_flow_insensitive_alias_info,
605 verify_name_tags, verify_ssa, init_tree_ssa,
606 delete_tree_ssa): Likewise.
607 * tree-ssanames.c (marked_ssa_names, init_ssanames,
608 fini_ssanames): Likewise.
609 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
611 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
613 * config/rs6000/t-rtems: Completely reworked.
615 2005-02-17 Ira Rosen <irar@il.ibm.com>
617 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
619 2005-02-17 Ira Rosen <irar@il.ibm.com>
621 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
622 POINTER_TYPE_P when checking that type is a pointer.
623 (vect_get_memtag): Remove.
624 (vect_address_analysis): Use POINTER_TYPE_P. Call
625 vect_object_analysis with dummy parameter for memtag.
626 (vect_object_analysis): Extract memtag (functionality that
627 used to be in vect_get_memtag and moved here). Fix printings.
628 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
629 with correct parameters. Remove call to vect_get_memtag.
631 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
633 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
634 (tree-vectorizer.o): Added missing dependencies.
636 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
638 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
639 declaration in tree-vectorizer.c, now has an extern declaration in
641 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
642 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
643 get_vectype_for_scalar_type, vect_is_simple_use,
644 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
645 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
646 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
647 vectorizable_store, vectorizable_operation, vectorizable_assignment,
648 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
649 find_loop_location): Likewise.
651 * tree-vectorizer.c (langhooks.h): #include removed.
652 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
653 moved to tree-vectorized.h.
654 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
655 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
656 get_vectype_for_scalar_type, vect_is_simple_use,
657 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
658 vect_supportable_dr_alignment, new_loop_vec_info,
659 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
660 vect_set_verbosity_level, find_loop_location): Likewise.
662 (vect_analyze_loop): Function externalized. Declaration moved to
663 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
664 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
665 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
666 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
667 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
668 vect_enhance_data_refs_alignment, vect_analyze_operations,
669 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
670 vect_stmt_relevant_p, vect_get_loop_niters,
671 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
672 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
673 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
674 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
675 vect_get_memtag): Likewise.
677 (vectorizable_load): Function externalized. Declaration moved to
678 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
679 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
680 vect_transform_loop): Likewise.
681 (vect_transform_stmt): Moved to tree-vect-transform.c.
682 (vect_align_data_ref, vect_create_destination_var,
683 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
684 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
685 vect_get_vec_def_for_operand, vect_init_vector,
686 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
687 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
688 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
689 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
690 vect_do_peeling_for_loop_bound): Likewise.
692 * tree-vect-analyze.c: New file.
693 * tree-vect-transform.c: New file.
695 2005-02-17 Jason Merrill <jason@redhat.com>
697 PR mudflap/19319, c++/19317
698 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
701 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
703 * doc/install.texi (Specific): Update link for Darwin-specific
706 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
708 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
709 constant_boolean_node.
711 2005-02-16 David Edelsohn <edelsohn@gnu.org>
714 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
715 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
717 2005-02-16 Richard Henderson <rth@redhat.com>
720 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
722 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
723 replace uses with Wtype_MAXp1_F.
724 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
725 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
726 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
727 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
728 and HAVE_TFMODE as appropriate.
729 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
730 (__floatdisf): Likewise.
731 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
732 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
733 (Wtype_MAXp1_F): New.
734 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
735 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
737 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
740 * arm.c (arm_apply_result_size): New function.
741 * arm.h (APPLY_RESULT_SIZE): Define.
742 * arm-protos.h (arm_apply_result_size): Add prototype.
743 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
745 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
746 (call_value_symbol): Remove predicate for operand 0.
747 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
748 (untyped_call): Rework to correclty return values for any type.
749 (untyped_return): New expand.
750 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
752 2005-02-16 Stan Shebs <shebs@apple.com>
754 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
755 * config/rs6000/t-darwin8: New, for 64-bit multilib.
757 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
759 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
760 configure settings on Solaris 7 and later.
762 2005-02-16 Diego Novillo <dnovillo@redhat.com>
764 PR tree-optimization/19865
765 * tree-optimize.c (init_tree_optimization_passes): Run
766 pass_may_alias after pass_sra.
768 2005-02-16 Richard Henderson <rth@redhat.com>
769 Stuart Hastings <stuart@apple.com>
772 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
773 Do nothing if debug info suppressed for this function.
774 (dbxout_begin_function): Early exit if debug info suppressed for
777 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
780 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
782 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
784 PR tree-optimization/19967
785 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
786 expand_builtin_strchr, expand_builtin_strrchr): Take a new
787 argument TYPE. Adjust calls to fold_builtin_XXX.
788 (expand_builtin, fold_builtin_1): Adjust calls to
790 (fold_builtin_strchr, fold_builtin_strpbrk,
791 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
792 result to a requested type TYPE.
794 2005-02-16 Jakub Jelinek <jakub@redhat.com>
797 * fold-const.c (fold): Don't optimize (T)(x & cst) to
798 (T)x & (T)cst if (T)cst overflows.
799 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
800 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
802 2005-02-15 Jeff Law <law@redhat.com>
804 * gcse.c (blocks_with_calls): New bitmap.
805 (alloc_gcse_mem): Allocate it.
806 (free_gcse_mem): Free it.
807 (clear_modifY_mem_tables): Clear it.
808 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
809 when we encounter CALL_INSNs.
810 (compute_transp, case MEM): Handle blocks with calls separate
811 from blocks without calls. Use bitmap iterators rather than
814 2005-02-15 Peter O'Gorman <peter@pogma.com>
817 * mklibgcc.in (vis_hide): Use a temporary object file, not
820 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
823 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
826 2005-02-15 David Edelsohn <edelsohn@gnu.org>
827 Alan Modra <amodra@bigpond.net.au>
830 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
831 (_xlqsub): Rename to __gcc_qsub.
832 (_xlqmul): Rename to __gcc_qmul.
833 (_xlqdiv): Rename to __gcc_qdiv.
834 Provide versioned symbol aliases with old names.
835 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
836 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
837 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
838 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
839 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
841 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
843 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
844 Fold ~(A - 1) and ~(A + -1) to -A.
846 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
850 * config/host-linux.c (linux_gt_pch_use_address): Copy from
851 config/pa/pa-host.c:pa_gt_pch_use_address.
853 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
855 * tree-vn.c (get_value_handle): Make sure that given an
856 is_gimple_min_invariant expression, we always return it.
858 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
860 * passes.c (rest_of_handle_gcse): Fix a comment.
862 2005-02-15 Jeff Law <law@redhat.com>
864 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
866 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
867 (canon_list_insert, record_last_mem_set_info): Similarly.
868 (clear_modify_mem_tables): Similarly.
870 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
872 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
873 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
874 config/mips/mips.md, config/rs6000/aix.h,
875 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
877 2005-02-15 Richard Henderson <rth@redhat.com>
879 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
880 call to be best_edge.
882 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
884 * basic-block.h: Adjust the prototype for find_basic_blocks.
885 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
886 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
889 * flow.c (recompute_reg_usage): Remove all arguments.
890 * passes.c (rest_of_compilation): Adjust the call to
892 * rtl.h: Adjust the prototype for recompute_reg_usage.
894 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
896 * tree-dump.c (dump_files): Update to reflect new member
898 (dump_register): Add new argument.
900 (dump_switch_p_1): Check against glob name if doglob was passed.
901 (dump_switch_p): Check against regular first, then glob if
902 we didn't have any hits on the dump name.
903 * tree-optimize.c (register_one_dump_file):
904 Pass in glob name as well.
905 * tree-pass.h (struct dump_file_info): Add glob
908 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
910 PR preprocessor/16323
911 * doc/invoke.texi: Document that -Wendif-labels is on by default.
913 2005-02-14 David Edelsohn <edelsohn@gnu.org>
916 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
917 (trunctfdf2_internal1): New.
918 (trunctfdf2_internal2): Renamed from trunctfdf2.
920 2005-02-14 Diego Novillo <dnovillo@redhat.com>
922 PR tree-optimization/19853
923 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
925 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
927 * passes.c (rest_of_handle_loop_optimize): Remove calls to
928 delete_dead_jumptables and cleanup_cfg.
930 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
932 * reload.c (find_reloads): Swap address_reloaded flags when
933 swapping commutative operands.
935 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
937 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
938 Use standard_iv_increment_position for computing the bsi position
940 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
943 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
946 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
947 life range of hard registers.
948 * value-prof.c (insn_prefetch_values_to_profile): Only
951 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
954 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
956 * bitmap.h (bitmap_and_compl_into): Return bool.
957 * bitmap.c (bitmap_and_compl_into): Return changed flag.
959 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
961 PR tree-optimization/19944
962 * fold-const.c (fold): Re-add ABS_EXPR folding.
964 2005-02-13 David Edelsohn <edelsohn@gnu.org>
967 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
968 {TARGET,MASK}_XL_COMPAT.
969 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
971 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
972 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
974 (rs6000_arg_partial_bytes): Same.
975 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
976 and XL compatibility enabled.
977 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
978 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
979 test to final condition.
980 (cmptf_internal2): New.
981 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
982 xl-compat. Add TFmode information to description.
984 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
986 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
988 2005-02-13 Jason Merrill <jason@redhat.com>
991 * fold-const.c (fold_indirect_ref_1): Split out from...
992 (build_fold_indirect_ref): Here.
993 (fold_indirect_ref): New fn.
994 * tree.h: Declare it.
995 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
996 (gimplify_modify_expr_rhs): Likewise.
997 (gimplify_expr): Likewise.
999 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1001 PR tree-optimization/14303
1002 PR tree-optimization/15784
1003 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1004 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1005 ABS_EXPR<x> != 0 to x != 0.
1007 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1009 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1010 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1011 spelling conventions.
1013 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1014 delete_trivially_dead_insns too many times.
1016 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1019 2005-02-12 Ira Rosen <irar@il.ibm.com>
1021 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1022 (vect_is_simple_iv_evolution): Remove redundant parameter
1024 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1025 without last parameter.
1026 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1027 Return pointer step. Call vect_is_simple_iv_evolution without
1028 last parameter. Check only that the step is multiple of size
1029 type. Remove stmt_vinfo updates.
1030 (vect_get_memtag_and_dr): Remove.
1031 (vect_get_memtag): New function.
1032 (vect_address_analysis): New function.
1033 (vect_object_analysis): New function.
1034 (vect_analyze_data_refs): Call vect_object_analysis and
1035 vect_get_memtag. Update stmt_vinfo fields.
1037 2005-02-12 Ira Rosen <irar@il.ibm.com>
1039 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1040 exist and are objects. Remove checks for pointer.
1041 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1042 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1043 (vect_create_data_ref_ptr): Likewise.
1044 (vect_base_addr_differ_p): New function.
1045 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1046 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1047 Don't set the DR_BASE_NAME field of data-ref.
1048 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1050 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1052 * optabs.h (enum optab_index): Add new OTI_ldexp.
1053 (ldexp_optab): Define corresponding macro.
1054 * optabs.c (init_optabs): Initialize ldexp_optab.
1055 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1057 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1059 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1060 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1062 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1063 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1066 2005-02-12 Ira Rosen <irar@il.ibm.com>
1068 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1070 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1072 (vect_get_base_and_offset): Always return an address.
1073 (vect_create_addr_base_for_vector_ref): Remove treatment for
1074 different data reference types.
1075 (vect_compute_data_ref_alignment): Rename base to base_address in
1076 stmt_vec_info. Get the object in order to force its alignment.
1077 (vect_get_memtag_and_dr): Rename base to base_address in
1078 stmt_vec_info. Extract the object for memtag analysis.
1080 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1082 PR regression/19898.
1083 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1084 changes cc_status, use apply modified_in_p to part of cc_status
1085 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1088 2005-02-11 Richard Henderson <rth@redhat.com>
1090 * tree-complex.c (expand_complex_libcall): New.
1091 (expand_complex_multiplication): Use it for c99 compliance.
1092 (expand_complex_division): Likewise.
1093 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1095 * builtins.c (built_in_names): Remove const.
1096 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1098 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1099 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1100 (built_in_names): Remove const.
1101 * c-common.c (c_common_type_for_mode): Handle complex modes.
1102 * flags.h, toplev.c (flag_complex_method): Rename from
1103 flag_complex_divide_method.
1104 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1105 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1106 * libgcc2.h: Declare them.
1107 * libgcc-std.ver: Export them.
1108 * mklibgcc.in (lib2funcs): Build them.
1110 2005-02-11 Steven Bosscher <stevenb@suse.de>
1112 PR tree-optimization/19876
1113 Partially revert my change from 2005-01-14
1114 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1115 (compute_antic): ...and remove the loop here.
1117 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1120 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1121 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1123 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1124 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1126 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1128 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1129 offsets for the big-endian 32-bit case.
1131 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1133 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1135 2005-02-11 Dale Johannesen <dalej@apple.com>
1137 * cselib.c (cselib_process_insn): Clear out regs where
1138 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1139 * reload.c (find_equiv_reg): Ditto.
1141 2005-02-11 Ian Lance Taylor <ian@airs.com>
1143 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1146 * tree.c (build_function_type_list): Work correctly if there are
1149 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1151 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1152 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1153 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1154 TARGET_ZARCH instead of TARGET_64BIT.
1156 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1158 * config/rs6000/t-rtems:
1159 (MULTILIB_OPTIONS): Remove mcpu=602.
1160 (MUTLILIB_DIRNAMES): Remove m602.
1161 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1162 Let mcpu=602 match mcpu=603.
1163 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1165 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1167 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1170 2005-02-10 David Daney <ddaney@avtrex.com>
1172 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1173 * config/i386/linux-unwind.h: Likewise.
1174 * config/ia64/linux-unwind.h: Likewise.
1175 * config/mips/linux-unwind.h: Likewise.
1176 * config/pa/linux-unwind.h: Likewise.
1177 * config/rs6000/linux-unwind.h: Likewise.
1178 * config/s390/linux-unwind.h: Likewise.
1179 * config/sh/linux-unwind.h: Likewise.
1180 * config/sparc/linux-unwind.h: Likewise.
1182 2005-02-10 Steven Bosscher <stevenb@suse.de>
1184 PR tree-optimization/17549
1185 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1186 TER to replace a DEF with its expression if the DEF and the
1187 rhs of the expression we replace into have the same root
1190 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1192 * config/mips/mips.md: Fix the placement of the match_scratch in the
1195 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1197 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1200 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1202 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1203 (strip_offset): Handle addresses.
1204 (add_address_candidates): Use strip_offset.
1205 (difference_cost): Reflect strip_offset change.
1206 (force_var_cost, difference_cost): Strip nops.
1208 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1210 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1212 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1213 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1214 config/cris/cris-protos.h, config/cris/cris.c: Update
1217 2005-02-10 Jeff Law <law@redhat.com>
1219 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1220 (lookup_avail_expr): Similarly.
1222 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1224 * builtins.c (fold_builtin_powi): New function.
1225 (fold_builtin_1): Call it.
1227 2005-02-10 Steven Bosscher <stevenb@suse.de>
1229 PR documentation/19309
1230 * doc/cpp.texi: The __GNUC__ and related predefined macros
1231 are also defined for the "standalone" cpp.
1232 Some non-GCC compilers may also define __GNUC__.
1234 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1237 * c-typeck.c (common_type): New routine. Old common_type renamed
1239 (c_common_type): ...this.
1240 (build_conditional_expr, build_binary_op): Use c_common_type instead
1243 2005-02-10 Steven Bosscher <stevenb@suse.de>
1245 * doc/md.texi: Replace @samp{length} with @code{length}.
1247 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1249 PR tree-optimization/18687
1250 * tree-flow.h (find_loop_niter): Declare.
1251 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1252 Try using scev even for loops with more than one exit.
1253 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1254 (struct ivopts_data): Added niters field.
1255 (struct nfe_cache_elt): New.
1256 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1258 (tree_ssa_iv_optimize_init): Initialize niters cache.
1259 (determine_number_of_iterations): Removed.
1260 (find_induction_variables): Do not call determine_number_of_iterations.
1261 Access niters for single exit through niter_for_single_dom_exit.
1262 (add_iv_outer_candidates): Access niters for single exit through
1263 niter_for_single_dom_exit.
1264 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1265 number_of_iterations_cond.
1266 (iv_period): New function.
1267 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1268 (may_replace_final_value): Take data argument. Use
1269 niter_for_single_dom_exit.
1270 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1271 (rewrite_use_compare): Pass data to may_eliminate_iv.
1272 (rewrite_use_outer): Pass data to may_replace_final_value.
1273 (free_loop_data): Clean up the niters cache.
1274 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1275 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1276 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1277 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1278 (num_ending_zeros): Moved to tree.c.
1279 * tree.h (num_ending_zeros): Declare.
1280 * tree.c (num_ending_zeros): Moved from tree.c.
1282 2005-02-09 Richard Henderson <rth@redhat.com>
1284 * builtins.c (DEF_BUILTIN): Add COND argument.
1285 * tree.h (DEF_BUILTIN): Likewise.
1286 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1287 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1289 (DEF_BUILTIN_STUB): New.
1290 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1291 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1292 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1293 * c-common.c (DEF_BUILTIN): Add COND argument.
1294 * tree.c (local_define_builtin): New.
1295 (build_common_builtin_nodes): New.
1297 2005-02-09 Roger Sayle <roger@eyesopen.com>
1299 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1300 floating point expression ignoring the sign of the result.
1301 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1302 (fold) <MULT_EXPR>: Use it to simplify x*x.
1303 * tree.h (fold_strip_sign_ops): Prototype here.
1304 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1305 argument. Use fold_strip_sign_ops to simplify the first argument.
1306 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1307 first argument when the second argument is an even integer
1308 constant, but only with -funsafe_math_optimizations.
1309 (fold_builtin_1): Update call to fold_builtin_copysign.
1311 2005-02-09 Ian Lance Taylor <ian@airs.com>
1314 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1315 just check whether EH_FILTER_FAILURE falls through.
1317 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1319 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1320 insns return to ready list in the next turn.
1322 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1325 * builtins.def: New __builtin_powi[lf].
1326 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1327 (expand_builtin_powi): New function.
1328 (expand_builtin): Dispatch to expand_builtin_powi.
1329 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1330 * libgcc2.c: Add __builtin_powi[lf] implementation.
1331 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1332 * optabs.h: Add powi_optab.
1333 * optabs.c (init_optabs): Initialize powi_optab.
1334 * doc/extend.texi: Document __builtin_powi[lf].
1336 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1338 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1341 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1344 * fold-const.c (try_move_mult_to_index): Remove redundant
1345 type argument. Create ADDR_EXPR with correct type.
1346 (fold): Update callers of try_move_mult_to_index. Convert
1347 result to the appropriate type.
1349 2005-02-09 Roger Sayle <roger@eyesopen.com>
1352 * config/avr/avr.c (default_rtx_costs): Delete.
1353 (avr_operand_rtx_cost): New function.
1354 (avr_rtx_costs): Completely rewrite.
1356 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1359 * config/cris/cris.c (in_code): New variable.
1360 (cris_output_addr_const): Now a static function, a wrapper for
1362 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1363 case from old cris_output_addr_const.
1364 (cris_asm_output_label_ref): Similar for LABEL_REF.
1365 (cris_output_addr_const_extra): Similar for UNSPEC.
1366 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1367 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1368 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1370 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1371 (cris_asm_output_label_ref): Declare.
1373 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1375 PR preprocessor/19801
1376 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1377 filenames that changed when libcpp was moved to the toplevel.
1379 2005-02-07 Roger Sayle <roger@eyesopen.com>
1381 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1382 zero extensions of BImode operands. Call lowpart_subreg instead
1383 of gen_lowpart_common and gen_lowpart_SUBREG.
1385 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1388 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1389 * configure.ac: Set cc_for_cross_gnattools.
1390 * configure: Regenerate.
1392 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1395 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1397 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1400 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1401 of nested functions.
1403 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1405 * doc/extend.texi: Document deprecated extensions allowing
1406 static floating-point members to have initializers and allowing
1407 floating-point literals in integral constant expressions.
1409 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1411 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1412 config/darwin7.h, config/mips/mips.c,
1413 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1416 * cse.c: Update comments.
1418 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1421 * builtins.c (fold_builtin_sqrt): Transform
1422 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1425 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1426 Dorit Naishlos <dorit@il.ibm.com>
1428 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1429 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1430 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1432 * tree.h (vect_set_verbosity_level): New extern function declaration
1434 * tree-vectorizer.h (verbosity_levels): New enum type.
1435 * tree-vectorizer.c (vect_debug_stats): Function removed.
1436 (vect_debug_details): Likewise.
1437 (vect_verbosity_level): Global variable was defined and initialized.
1438 (vect_dump): Global variable definition.
1439 (vect_print_dump_info): New function.
1440 (vect_set_dump_settings): New function.
1441 (vect_set_verbosity_level): New function.
1442 (vectorize_loops): Add call to vect_set_dump_settings.
1444 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1445 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1446 (slpeel_tree_peel_loop_to_edge): Likewise.
1448 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1449 appropriate verbosity level instead of call to vect_debug_details
1450 or vect_debug_stats.
1451 (vect_get_base_and_offset):
1452 (vect_create_addr_base_for_vector_ref):
1453 (get_vectype_for_scalar_type):
1454 (vect_create_data_ref_ptr):
1456 (vect_get_vec_def_for_operand):
1457 (vect_finish_stmt_generation):
1458 (vectorizable_assignment):
1459 (vectorizable_operation):
1460 (vectorizable_store):
1461 (vectorizable_load):
1462 (vect_transform_stmt):
1463 (vect_update_ivs_after_vectorizer):
1464 (vect_do_peeling_for_loop_bound):
1465 (vect_update_inits_of_drs):
1466 (vect_do_peeling_for_alignment):
1467 (vect_transform_loop):
1468 (vect_is_simple_use):
1469 (vect_analyze_operations):
1470 (vect_is_simple_iv_evolution):
1471 (vect_analyze_scalar_cycles):
1472 (vect_analyze_data_ref_dependence):
1473 (vect_analyze_data_ref_dependences):
1474 (vect_compute_data_ref_alignment):
1475 (vect_enhance_data_refs_alignment):
1476 (vect_analyze_data_refs_alignment):
1477 (vect_analyze_data_ref_access):
1478 (vect_analyze_data_ref_accesses):
1479 (vect_analyze_pointer_ref_access):
1480 (vect_get_memtag_and_dr):
1481 (vect_analyze_data_refs):
1482 (vect_mark_relevant):
1483 (vect_stmt_relevant_p):
1484 (vect_mark_stmts_to_be_vectorized):
1485 (vect_can_advance_ivs_p):
1486 (vect_get_loop_niters):
1487 (vect_analyze_loop_form):
1488 (vect_analyze_loop):
1489 (vectorize_loops): Likewise.
1491 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1492 (vect_update_inits_of_drs):
1493 (vect_do_peeling_for_alignment):
1494 (vect_transform_loop):
1495 (vect_analyze_operations):
1496 (vect_analyze_scalar_cycles):
1497 (vect_analyze_data_ref_dependences):
1498 (vect_analyze_data_refs_alignment):
1499 (vect_analyze_data_ref_accesses):
1500 (vect_analyze_data_refs):
1501 (vect_mark_stmts_to_be_vectorized):
1502 (vect_get_loop_niters):
1503 (vect_analyze_loop_form):
1504 (vect_analyze_loop): Likewise.
1505 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1507 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1511 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1512 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1513 either -ffast-math or -funsafe-math-optimizations is in use.
1515 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1516 * config/mips/irix-csr.c: New file.
1517 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1518 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1519 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1522 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1524 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1525 redundant, incorrect definitions.
1527 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1529 ("*tls_indirect_call"): New, reference hard regs directly.
1530 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1532 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1534 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1535 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1537 2005-02-06 Roger Sayle <roger@eyesopen.com>
1539 PR rtl-optimization/19800
1540 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1541 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1544 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1546 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1548 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1551 * doc/invoke.texi: Correct documentation of -freorder-functions.
1553 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1556 * doc/invoke.texi: Don't mention gccbug.
1558 2005-02-06 Roger Sayle <roger@eyesopen.com>
1559 Andrew Pinski <pinskia@physics.uc.edu>
1560 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1562 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1563 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1564 into just (zero_extract:SI FOO (const_int 1) BAR).
1566 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1568 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1569 macro locally. Don't give last revision date. Use GCC version
1570 number from gcc-common.texi.
1571 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1572 revision date. Use GCC version number from gcc-common.texi.
1573 Describe being a library as current state rather than as 3.x
1575 * doc/gcc.texi: Remove last update date.
1576 * doc/gccint.texi: Likewise. Update copyright dates.
1577 * doc/install.texi: Update copyright dates.
1579 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1582 * doc/invoke.texi: Mention for each option included in -Wall that
1583 it is included in -Wall.
1584 * doc/gcc.texi: Update copyright and last modification date.
1586 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1588 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1589 unnecessary cast to original induction variable increments.
1591 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1593 PR tree-optimization/18219
1594 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1595 in distributed form.
1597 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1599 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1600 Set bitpos and offset later in the function. Do nothing if the
1601 target is a register and if the bitfield lies completely outside
1603 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1604 here. Return an uninitialised register if the source value is stored
1605 in a register and the bitfield lies completely outside that register.
1607 2005-02-06 Steven Bosscher <stevenb@suse.de>
1609 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1612 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1614 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1616 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1618 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1619 * config/darwin8.h: New.
1620 * config/darwin7.h: Update comment.
1622 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1623 Dorit Naishlos <dorit@il.ibm.com>
1625 * tree-vectorizer.h (LOC): New type.
1626 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1627 (loop_line_number): New field in struct _loop_vec_info.
1628 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1630 * tree-vectorizer.c (input.h): Included.
1631 (find_loop_location): New function.
1632 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1633 loop line number removed.
1634 (vect_debug_details): Likewise.
1635 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1637 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1638 call to vect_debug_details/stats changed from loop to loop_loc.
1639 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1640 (slpeel_tree_peel_loop_to_edge): Likewise.
1642 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1643 changed from NULL to UNKNOWN_LOC.
1644 (vect_get_base_and_offset):
1645 (vect_create_addr_base_for_vector_ref):
1646 (get_vectype_for_scalar_type):
1647 (vect_create_data_ref_ptr):
1649 (vect_get_vec_def_for_operand):
1650 (vect_finish_stmt_generation):
1651 (vectorizable_assignment):
1652 (vectorizable_operation):
1653 (vectorizable_store):
1654 (vectorizable_load):
1655 (vect_transform_stmt):
1656 (vect_update_ivs_after_vectorizer):
1657 (vect_do_peeling_for_loop_bound):
1658 (vect_do_peeling_for_alignment):
1659 (vect_transform_loop):
1660 (vect_is_simple_use):
1661 (vect_analyze_operations):
1662 (vect_is_simple_iv_evolution):
1663 (vect_analyze_scalar_cycles):
1664 (vect_analyze_data_ref_dependences):
1665 (vect_compute_data_ref_alignment):
1666 (vect_enhance_data_refs_alignment):
1667 (vect_analyze_data_ref_access):
1668 (vect_analyze_data_ref_accesses):
1669 (vect_analyze_pointer_ref_access):
1670 (vect_get_memtag_and_dr):
1671 (vect_analyze_data_refs):
1672 (vect_mark_relevant):
1673 (vect_stmt_relevant_p):
1674 (vect_mark_stmts_to_be_vectorized):
1675 (vect_can_advance_ivs_p):
1676 (vect_get_loop_niters):
1677 (vect_analyze_loop):
1678 (vectorize_loops): Likewise.
1680 (vectorizable_load): Argument in call to vect_debug_details/stats
1681 changed from loop to LOOP_LOC (loop_vinfo).
1682 (vect_transform_loop):
1683 (vect_analyze_operations):
1684 (vect_analyze_scalar_cycles):
1685 (vect_analyze_data_ref_dependence):
1686 (vect_enhance_data_refs_alignment):
1687 (vect_analyze_data_ref_accesses):
1688 (vect_analyze_pointer_ref_access):
1689 (vect_analyze_data_refs):
1690 (vect_analyze_loop): Likewise.
1692 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1693 changed from loop to loop_loc.
1695 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1697 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1698 Dorit Naishlos <dorit@il.ibm.com>
1700 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1702 (vect_analyze_data_ref_dependences): Likewise.
1704 (vect_is_simple_use): Argument changed from loop structure to
1705 loop_vect_info structure.
1706 (vect_can_advance_ivs_p): Likewise.
1707 (vect_create_index_for_vector_ref): Likewise.
1708 (vect_update_ivs_after_vectorizer): Likewise.
1709 (new_stmt_vec_info): Likewise.
1711 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1712 changed from loop to loop_vinfo.
1713 (vect_create_data_ref_ptr): First argument in call to
1714 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1715 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1716 was changed from loop to loop_vinfo.
1717 (vectorizable_operation): Likewise.
1718 (vectorizable_store): Likewise.
1719 (vect_mark_stmts_to_be_vectorized): Likewise.
1720 (vect_do_peeling_for_loop_bound): First argument in call to
1721 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1722 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1723 was changed from loop to loop_vinfo.
1724 (vect_analyze_data_ref_dependences): Third argument in call to
1725 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1727 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1728 (vect_create_data_ref_ptr): Likewise.
1729 (vect_init_vector): Likewise.
1730 (vect_get_vec_def_for_operand): Likewise.
1731 (vectorizable_assignment): Likewise.
1732 (vectorizable_operation): Likewise.
1733 (vectorizable_store): Likewise.
1734 (vectorizable_load): Likewise.
1735 (vect_update_ivs_after_vectorizer): Likewise.
1736 (vect_is_simple_use): Likewise.
1737 (vect_analyze_data_ref_dependence): Likewise.
1738 (vect_analyze_pointer_ref_access): Likewise.
1739 (vect_can_advance_ivs_p): Likewise.
1741 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1742 before _stmt_vec_info.
1743 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1744 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1745 (new_stmt_vec_info): Argument changed from loop structure to
1746 loop_vect_info structure
1748 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1749 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1750 (vect_create_addr_base_for_vector_ref): Likewise.
1751 (vect_analyze_pointer_ref_access): Likewise.
1753 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1756 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1757 phi flag if the phi is abnormal.
1759 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1762 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1763 information for the new statement.
1765 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1768 * gcc.c (main): Include the target in -v output.
1770 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1772 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1773 Do not drop the extend if we'd have to add a paradoxical subreg
1774 later. Include optabs.h and insn-codes.h.
1775 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1777 2005-02-02 Roger Sayle <roger@eyesopen.com>
1780 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1781 * fold-const.c (const_binop): Avoid constant folding floating
1782 point operations in modes that use composite representations.
1783 * simplify-rtx.c (simplify_binary_operation): Likewise.
1785 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1787 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1789 (altivec_dstt): Likewise.
1790 (altivec_dstst): Likewise.
1791 (altivec_dststt): Likewise.
1792 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1795 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1797 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1798 EXPR_LOCUS from orig_cond to the new cond_stmt.
1799 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1802 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1804 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1805 standard_iv_increment_position. Remove call to bsi_next
1806 (no need to bump the iterator anymore).
1807 (vect_create_index_for_vector_ref): Call
1808 standard_iv_increment_position. Remove second function argument.
1809 (vect_finish_stmt_generation): Remove call to bsi_next
1810 (no need to bump the iterator anymore).
1811 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1812 to vect_create_index_for_vector_ref.
1814 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1816 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1817 phis are used out of the loop.
1819 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1822 * c-decl.c (undef_nested_function): New variable.
1823 (pop_scope): Diagnose undefined nested functions.
1824 (finish_function): Don't attempt cgraph processing or genericizing
1825 if current top-level function contained an undefined nested
1826 function. Reset undef_nested_function at the end of a top-level
1829 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1831 * tree.c (build_int_cst_type): Take sign of the value into account
1832 when deciding whether sign extend the value.
1834 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1837 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1838 (cpp_options, cc1_options): Change %{std*&ansi} to
1839 %{std*&ansi&trigraphs}.
1841 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1843 * cse.c: Update comments.
1845 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1847 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1848 arguments go on the stack. Do not put complex doubles in odd/even
1851 2005-02-02 Steven Bosscher <stevenb@suse.de>
1853 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1854 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1855 -ftree-pre, and -fthread-jumps.
1857 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1859 PR tree-optimization/19578
1860 * tree-flow.h (modified_noreturn_calls): Declare.
1861 (noreturn_call_p): Declare.
1862 * tree-flow-inline.h (noreturn_call_p): New function.
1863 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1864 * tree-cfg.c (modified_noreturn_calls): New variable.
1865 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1866 that contain a mid-block noreturn call.
1867 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1869 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1871 * df.c (df_def_record_1, df_uses_record): Don't use
1873 * df.h (DF_FOR_REGALLOC): Remove.
1875 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1878 * c-typeck.c (really_start_incremental_init): Reset
1879 constructor_max_index for arrays of incomplete type.
1881 2005-02-02 Jeff Law <law@redhat.com>
1883 * gcse.c (struct reg_set): Store the block index where the register
1884 was set rather than the setting insn.
1885 (record_one_set, compute_transp): Corresponding changes.
1886 (pre_insert_copy_insn): Do not call replace_one_set.
1887 (replace_one_set): Remove.
1889 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1892 * doc/gcov.texi: Fix typo.
1894 2005-02-01 Richard Henderson <rth@redhat.com
1897 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1898 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1900 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1901 * config/i386/i386-protos.h: Update.
1903 2005-02-01 Steven Bosscher <stevenb@suse.de>
1905 PR tree-optimization/19217
1906 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1907 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1908 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1909 that it is walking a PHI node.
1911 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1913 * doc/extend.texi (Nested Functions): Update.
1915 2005-02-01 Richard Henderson <rth@redhat.com>
1918 * optabs.c (expand_copysign_absneg): Export.
1919 * optabs.h (expand_copysign_absneg): Declare.
1920 * config/rs6000/rs6000.md (copysigntf3): New.
1922 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1924 PR tree-optimization/19633
1925 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1926 * tree-ssa-alias.c (init_alias_info): Initialize.
1927 (merge_pointed_to_info): Set.
1928 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1929 (dump_points_to_info_for): Show value of pt_null.
1930 (struct count_ptr_d): Declare.
1931 (find_ptr_dereference): Remove.
1932 (ptr_is_dereferenced_by): Remove.
1933 (count_ptr_derefs): New local function.
1934 (count_uses_and_derefs): New local function.
1935 (compute_points_to_and_addr_escape): Call it. If the number
1936 of dereferences is greater than zero, mark the pointer as
1937 dereferenced. If there are fewer dereferences than uses of
1938 the pointer, the pointer's value escapes.
1940 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1942 PR tree-optimization/19670
1943 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1945 (verify_use): ... set it here, instead.
1947 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1949 * doc/sourcebuild.texi (Test directives): Fix formatting.
1951 * doc/sourcebuild.texi (Test directives): Describe selector
1954 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1956 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1957 specific 64-bit CPUs.
1959 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1962 * arm.c (arm_eliminable_register): New function.
1963 (adjacent_mem_locations): Don't allow eliminable registers. Use
1964 HOST_WIDE_INT for address offsets.
1965 * arm-protos.h (arm_eliminable_register): Add prototype.
1967 2005-02-01 Steven Bosscher <stevenb@suse.de>
1969 PR optimization/15242
1970 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1971 * basic-block.h (duplicate_computed_gotos): Add prototype.
1972 * bb-reorder.c (duplicate_computed_gotos): New function to
1973 duplicate sufficiently small blocks ending in a computed jump.
1974 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1975 if not optimizing for size.
1976 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1977 never do tail merging for blocks ending in a computed jump.
1978 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1980 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1982 Patch from Richard Sandiford <rsandifo@redhat.com>
1983 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1984 from inheriting a subreg equivalence with a non-spill register.
1986 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1988 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1990 * config/frv/frv.c (movcc_fp_destination_operand): New.
1991 (gpr_or_memory_operand): Fix typo in comment.
1992 (gpr_or_memory_operand_with_scratch): New.
1993 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1994 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1995 movcc_fp_destination_operand.
1996 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1997 Legitimize memory addresses using a scratch register.
1999 2005-01-31 Jeff Law <law@redhat.com>
2001 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2002 bitmap a sparse bitmap instead of a simple bitmap.
2003 (mark_def_sites_initialize_block): Corresponding changes.
2004 (ssa_mark_def_sites_initialize_block): Likewise.
2005 (ssa_mark_phi_uses): Likewise.
2006 (mark_def_site, ssa_mark_def_sites): Likewise.
2007 (mark_def_site_blocks): Likewise.
2008 (rewrite_ssa_into_ssa): Likewise.
2010 * tree-ssa-dom.c (record_cond): Pass correct variable type
2011 for last argument to htab_find_slot_with_hash.
2013 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2014 effects when optimizing 0 % X. Do not try to optimize X % 0.
2016 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2018 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2021 2005-02-01 Eric Christopher <echristo@redhat.com>
2023 * config/mips/mips.c (override_options): Warn if -mint64
2025 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2028 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2030 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2032 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2033 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2034 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2035 (cached_regno): Initialize to INVALID_REGNUM.
2036 (cse_reg_info_table_size,
2037 cse_reg_info_table_first_uninitialized,
2038 cse_reg_info_timestamp): New.
2039 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2041 (init_cse_reg_info, get_cse_reg_info_1): New.
2042 (get_cse_reg_info): Cache the last look-up.
2043 (new_basic_block): Update the code to clear mappings from
2044 registers to cse_reg_info entries.
2045 (cse_main): Call init_cse_reg_info.
2047 * cse.c (get_cse_reg_info): Update a comment.
2049 2005-01-31 Steven Bosscher <stevenb@suse.de>
2052 * c-decl.c (start_decl): Do not warn about arrays of elements with
2053 an incomplete type here.
2054 (grokdeclarator): Do it here by making a pedwarn an error.
2055 * c-typeck.c (push_init_level): If there were previous errors with
2056 the constructor type, do not warn about braces for initializers.
2057 (process_init_element): Likewise for excess initializer elements.
2059 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2061 * cse.c (delete_trivially_dead_insn): Don't iterate.
2063 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2065 * config/rs6000/rs6000.md (copysignsf3): New expand.
2066 (copysigndf3): Likewise.
2068 2005-01-31 Steven Bosscher <stevenb@suse.de>
2070 * recog.c (constrain_operands): Only look for earlyclobber operand
2071 conflicts if an '&' constraint was seen.
2073 2005-01-31 Marc Espie <espie@openbsd.org>
2075 * config.gcc: Don't include embedded systems fragment, switches default
2076 debugging format to ELF.
2077 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2078 longer pick it up there.
2080 2005-01-31 Dale Johannesen <dalej@apple.com>
2082 * doc/extend.texi (nested functions): Fix linkage description.
2083 Clarify that static is not allowed.
2085 2005-01-31 Dale Johannesen <dalej@apple.com>
2087 * config/rs6000/darwin.md (movsf_low_di): Make work.
2088 (movdf_low_di): Make work.
2090 2005-01-31 Dale Johannesen <dalej@apple.com>
2092 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2093 Make work for 64 bit.
2095 2005-01-31 Roger Sayle <roger@eyesopen.com>
2096 Dale Johannesen <dalej@apple.com>
2099 * fold-const.c (fold_binary_op_with_conditional_arg):
2100 Make types match original operands, before STRIP_NOPS.
2102 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2104 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2105 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2106 (struct gcc_sigcontext): Delete. Merge contents to..
2107 (struct gcc_ucontext): ..here.
2108 (get_sigcontext): Delete.
2109 (get_regs): New function, like get_sigcontext but return regs ptr.
2110 64-bit version finds regs from r1 to support vdso.
2111 (ppc_linux_aux_vector): New function.
2112 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2115 2005-01-31 Ira Rosen <irar@il.ibm.com>
2117 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2119 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2120 redundant fold. Fix misalignment for MINUS_EXPR.
2121 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2122 (vect_analyze_pointer_ref_access): Likewise.
2123 (vect_get_memtag_and_dr): Likewise.
2125 2005-01-31 Richard Henderson <rth@redhat.com>
2127 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2128 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2129 absnegdf2_i387, absnegxf2_i387): Likewise.
2131 2005-01-31 Richard Henderson <rth@redhat.com>
2134 * optabs.c (expand_copysign_absneg): New.
2135 (expand_copysign_bit): Split out from ...
2136 (expand_copysign): ... here. Use expand_copysign_absneg.
2138 2005-01-30 Roger Sayle <roger@eyesopen.com>
2141 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2142 constant as the second operand and a register as the third.
2144 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2147 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2148 that dllimport'd functions do not use all call-clobbered registers
2151 2005-01-30 Richard Henderson <rth@redhat.com>
2154 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2155 expand_abs_nojump and generalize. Use operand_subword and
2156 emit_no_conflict_block. Support large modes.
2157 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2159 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2160 negation to subtraction.
2161 (expand_copysign): Check that the format has signed zeros.
2162 Use operand_subword and emit_no_conflict_block. Support large modes.
2164 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2166 Fix PR tree-optimization/19624
2168 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2169 * tree-ssa-pre.c: Add cfgloop.h.
2171 (pre_stats): New member, constified.
2172 (inserted_exprs): New static variable.
2173 (NECESSARY): New macro.
2174 (create_expression_by_pieces): Fold the expression, and
2175 mark it as defaulting to not necessary. Also put in
2177 (fully_constant_expression): New function.
2178 (insert_into_preds_of_block): Modify to not insert phis when we
2179 are playing with induction variables.
2180 Push phis onto the inserted_exprs vector, and mark them as not
2181 necessary by default.
2182 (insert_aux): Call fully_constant_expression on eprime.
2183 If all edges produce the same value, mark it constant.
2184 (mark_operand_necessary): New function.
2185 (remove_dead_inserted_code): New function.
2186 (init_pre): Init loop optimizer to get loop info.
2187 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2188 (execute_pre): Commit edge inserts, then remove dead code.
2190 2005-01-30 Richard Henderson <rth@redhat.com>
2192 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2193 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2195 2005-01-30 Richard Henderson <rth@redhat.com>
2198 * config/i386/i386.c (ix86_expand_copysign): New.
2199 (ix86_split_copysign_const): New.
2200 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2201 rearrange op1/nmask operands.
2202 * config/i386/i386-protos.h: Update.
2203 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2204 (copysigndf3): Likewise.
2205 (copysignsf3_const, copysigndf3_const): New.
2206 (copysignsf3_var): Rename from copysignsf3, split out splitter
2207 and fix split predicate for X constraint.
2208 (copysigndf3_var): Similarly.
2210 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2212 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2213 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2214 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2216 2005-01-29 Richard Henderson <rth@redhat.com>
2219 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2220 of # and * in constraints.
2222 2005-01-29 Richard Henderson <rth@redhat.com>
2225 * expr.c (store_field): Don't strip sub-mode cast when the input
2226 data is even smaller.
2228 2005-01-29 Richard Henderson <rth@redhat.com>
2231 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2234 2005-01-29 Richard Henderson <rth@redhat.com>
2236 * combine.c (make_field_assignment): Fix argument order
2239 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2241 PR tree-optimization/15791
2242 * fold-const.c (extract_array_ref): New function.
2243 (fold): Fold comparisons between &a[i] and &a[j] or
2244 semantically equivalent trees.
2246 2005-01-29 Jeff Law <law@redhat.com>
2248 * gcse.c (insert_expr_in_table): Revamp handling of available
2249 and anticipatable occurrence lists to avoid unnecessary list
2251 (insert_set_in_table): Similarly.
2253 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2255 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2257 (c_build_qualified_type): Build qualified array types with
2258 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2259 * c-decl.c (c_make_fname_decl): Build unqualified array type
2260 before qualified type.
2261 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2262 type is qualified, not just if type itself is. Don't apply
2263 qualifiers to array type when declarator is processed. Apply
2264 qualifiers to field type whether or not it is an array type.
2265 Don't handle array types specially for applying qualifiers to
2267 * c-typeck.c (composite_type): Build unqualified element type and
2268 array type when forming composite of array types.
2269 (common_pointer_type, comptypes, comp_target_types,
2270 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2271 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2273 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2274 (args2) in variables a1 and a2.
2276 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2278 * cse.c (n_elements_made, max_elements_made): Remove.
2279 (insert): Don't touch n_elements_made.
2280 (cse_main): Don't touch n_elements_made or max_elements_made.
2282 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2285 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2286 configuration part of dp-bit.c to be lost.
2288 2005-01-28 Roger Sayle <roger@eyesopen.com>
2290 * expmed.c (expand_mult_highpart_optab): When attempting to use
2291 a non-widening multiplication in a wider mode, the operands need
2292 to be converted (zero or sign extended) to that mode.
2294 2005-01-28 Ian Lance Taylor <ian@airs.com>
2298 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2299 through if both operands fall through.
2301 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2303 * cse.c (fold_rtx) <PC>: Don't optimize.
2305 2005-01-28 Jeff Law <law@redhat.com>
2307 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2308 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2310 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2312 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2313 cse_reg_info_used_list_end): Remove.
2314 (cse_reg_info_list, cse_reg_info_list_free): New.
2315 (get_cse_reg_info): When allocating an instance of
2316 cse_reg_info, add it to the beginning of the cse_reg_info_list
2317 list. Remove code to maintain cse_reg_info_used_list.
2318 (new_basic_block): Reset the free list to the beginning of
2321 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2323 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2324 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2325 (frv_expand_mdpackh_builtin): New function.
2326 (frv_expand_builtin): Use it to expand __MDPACKH.
2327 * doc/extend.texi (__MDPACKH): Update documentation.
2329 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2331 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2332 SSE_FLOAT_MODE_P for use_sse computation.
2334 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2337 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2339 2005-01-27 Richard Henderson <rth@redhat.com>
2341 * builtins.c (expand_builtin_copysign): New.
2342 (expand_builtin): Call it.
2343 * genopinit.c (optabs): Add copysign_optab.
2344 * optabs.c (init_optabs): Initialize it.
2345 (expand_copysign): New.
2346 * optabs.h (OTI_copysign, copysign_optab): New.
2347 (expand_copysign): Declare.
2349 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2350 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2352 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2353 (ix86_expand_fp_absneg_operator): ... here.
2354 (ix86_split_copysign): New.
2355 * config/i386/i386-protos.h: Update.
2356 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2357 (copysignsf3, copysigndf3): New.
2359 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2360 (copysignsf3, ncopysignsf3): New.
2361 (copysigndf3, ncopysigndf3): New.
2362 (copysignxf3, ncopysignxf3): New.
2363 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2365 2005-01-27 Arend Bayer <arend.bayer@web.de>
2366 Kazu Hirata <kazu@cs.umass.edu>
2368 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2369 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2370 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2373 2005-01-27 Jeff Law <law@redhat.com>
2375 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2376 definitions of SSA_NAMEs which are not being rewritten.
2377 (rewrite_ssa_into_ssa): Only initialize the current definition
2378 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2379 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2380 SSA_NAMEs before returning.
2382 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2384 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2385 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2386 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2387 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2388 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2390 2005-01-27 Steven Bosscher <stevenb@suse.de>
2393 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2394 higher to -O2 and higher. Likewise for tree PRE.
2395 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2398 2005-01-27 Ian Lance Taylor <ian@airs.com>
2401 * gimple-low.c (try_catch_may_fallthru): New static function.
2402 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2403 * tree-inline.c (expand_call_inline): Don't warn about reaching
2404 the end of a non-void function being inlined if the function uses
2407 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2409 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2412 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2413 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2414 (implicitly_declare): Handle error_mark_node.
2416 2005-01-27 Richard Henderson <rth@redhat.com>
2419 * tree.h (struct tree_decl): Add debug_expr_is_from.
2420 (DECL_DEBUG_EXPR_IS_FROM): New.
2421 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2422 * dwarf2out.c (dwarf2out_var_location): Update to match.
2423 * tree-outof-ssa.c (create_temp): Likewise.
2424 * var-tracking.c (track_expr_p): Likewise.
2425 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2426 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2427 * toplev.c (default_tree_printer): Likewise.
2429 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2431 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2432 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2434 2005-01-27 Steven Bosscher <stevenb@suse.de>
2436 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2437 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2438 ASM_CLOBBERS): Add tree checks.
2440 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2441 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2442 * c-common.def (SWITCH_STMT): Update to match.
2443 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2444 macros instead of SWITCH_EXPR ones.
2445 * c-dump.c (c_dump_tree): Likewise.
2446 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2447 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2449 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2451 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2453 * unwind-dw2.c (execute_stack_op): Add missing cases for
2454 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2456 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2458 * config.gcc (Obsolete configurations): Remove 'dummy', add
2459 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2462 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2464 PR tree-optimization/19633
2465 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2467 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2468 are no call-clobbered variables.
2469 * tree-outof-ssa.c (check_replaceable): Return false for calls
2472 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2474 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2475 even for variables with NULL DECL_INITIAL.
2477 2005-01-26 Stuart Hastings <stuart@apple.com>
2479 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2481 2005-01-26 Richard Henderson <rth@redhat.com>
2484 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2486 * expr.c (store_field): Strip conversions to odd-bit-sized types
2487 if the destination field width matches.
2489 2005-01-26 Richard Henderson <rth@redhat.com>
2491 * c-decl.c, expmed.c, expr.c: Revert last change.
2493 2005-01-26 Richard Henderson <rth@redhat.com>
2496 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2498 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2499 if we don't need the bits above those present in the current mode.
2500 * expr.c (store_field): Strip conversions to odd-bit-sized types
2501 if the destination field width matches.
2503 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2505 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2506 either -ffast-math or -funsafe-math-optimizations is in use.
2508 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2512 * config/avr/avr.c (notice_update_cc): Only set condition code for
2513 ashrqi3 if shift count > 0.
2514 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2515 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2516 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2517 count <= 0 as a no-op, and shift count >= width by copying zero
2518 or sign bit to all bits of the result.
2519 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2520 count, with attribute "length" set to 0 and "cc" set to "none".
2522 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2524 * doc/invoke.texi: Document -mTLS.
2526 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2527 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2528 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2529 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2530 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2531 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2532 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2533 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2535 * configure.ac: Check for a TLS capable gas.
2537 * configure: Regenerate.
2539 2005-01-26 Richard Henderson <rth@redhat.com>
2542 * combine.c (make_field_assignment): Simplify store to zero_extract
2543 from a source with an overlapping mask.
2545 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2547 2004-11-11 Eric Christopher <echristo@redhat.com>
2549 * config/frv/frv.md: Add fr400_integer automaton. Don't
2550 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2553 2005-01-26 Steven Bosscher <stevenb@suse.de>
2556 * cfgbuild.c (make_edges): Do not clear or set
2557 current_function_has_computed_jump.
2558 * function.h (struct function): Remove the has_computed_jump field.
2559 (current_function_has_computed_jump): Do not define.
2560 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2561 in a computed jump. Ignore current_function_has_computed_jump.
2563 2005-01-26 Richard Henderson <rth@redhat.com>
2566 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2567 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2569 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2570 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2571 objects into static storage if they have more than one non-zero value.
2572 * tree.h (categorize_ctor_elements): Update decl.
2574 2005-01-26 Steven Bosscher <stevenb@suse.de>
2577 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2578 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2579 to this function from 2004-07-10.
2580 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2581 the current function for tail call optimizations if the address
2582 of one of it its arguments is taken.
2584 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2586 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2588 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2590 * function.c (expand_function_end): If current_function_calls_alloca,
2591 emit stack restore in a place that is reached when the function falls
2594 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2596 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2597 rule to avoid matching inappropriate suffix rule.
2599 2005-01-26 Jan Hubicka <jh@suse.cz>
2601 PR tree-optimization/19241
2602 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2604 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2606 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2607 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2609 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2610 <sim*>: Always use crt1.o, regardless of N in simN.
2611 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2612 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2613 (CRT_CALL_STATIC_FUNCTION): Remove.
2614 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2615 use crt1.o, regardless of N in simN.
2616 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2617 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2618 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2619 case isystem setting.
2620 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2622 2005-01-25 Ian Lance Taylor <ian@airs.com>
2624 * gimple-low.c (block_may_fallthru): Correct handling of
2625 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2627 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2629 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2630 handlers to match indentation; nested under the mtune=* handler.
2631 Similar for mcpu= and march=.
2633 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2635 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2636 * config/mips/linux64.h (LIB_SPEC): Likewise.
2637 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2638 * config/sh/linux.h (LIB_SPEC): Likewise.
2640 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2642 * config/frv/frv.c (frv_legitimize_tls_address): New.
2643 (TARGET_HAVE_TLS): Define.
2644 (FRV_SYMBOL_REF_TLS_P): Define.
2645 (frv_override_options): Handle new register classes.
2646 (frv_legitimate_address_p): Reject tls addresses.
2647 (frv_legitimize_address): Handle TLS addresses.
2648 (gen_inlined_tls_plt): New.
2650 (frv_legitimize_tls_address): New.
2651 (unspec_got_name): Add TLS entries.
2652 (got12_operand): Add R_FRV_TLSMOFF12 case.
2653 (frv_emit_move): Fixup TLS addresses.
2654 (frv_emit_movsi): Legitimize TLS addresses.
2656 * config/frv/frv.h (MASK_BIG_TLS): New.
2657 (TARGET_BIG_TLS): New.
2658 (HAVE_AS_TLS): Define.
2659 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2660 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2661 (REG_CLASS_NAMES): Same.
2662 (REG_CLASS_CONTENTS): Same.
2663 (CONSTRAINT_LEN): New.
2664 (REG_CLASS_FROM_CONSTRAINT): New.
2665 (PREDICATE_CODES): Add symbolic_operand.
2667 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2668 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2669 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2670 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2671 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2672 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2673 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2674 GR9_REG, GR14_REG, LRREG.
2675 (type): Add load_or_call attribute.
2676 ("load_or_call"): New reservation.
2677 ("call_gettlsoff"): New.
2678 ("tls_indirect_call"): New.
2679 ("tls_load_gottlsoff12"): New.
2680 ("tlsoff_hilo"): New.
2681 ("tls_tlsdesc_ldd"): New.
2682 ("tls_tlsoff_ld"): New.
2685 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2687 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2689 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2690 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2691 * config/frv/frv.c (TLS_BIAS): Define.
2692 (frv_output_dwarf_dtprel): New.
2694 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2696 PR rtl-optimization/19579
2697 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2698 both A and B, see if they don't clobber registers the other expr uses.
2700 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2702 * real.c (do_add): Initialize signalling and canonical members.
2704 * real.c (real_from_integer): Zero out destination.
2706 2005-01-18 Jan Hubicka <jh@suse.cz>
2708 PR tree-optimize/19337
2709 * tree-inline.c (initialize_inlined_parameters): Copy
2710 saved_static_chain_decl only.
2712 2005-01-25 Richard Henderson <rth@redhat.com>
2716 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2717 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2718 80387 enabled, to return a proper subclass. Return the subset that
2719 overlaps with GENERAL_REGS for PLUS.
2720 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2722 2005-01-25 Richard Henderson <rth@redhat.com>
2725 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2727 2005-01-25 Roger Sayle <roger@eyesopen.com>
2729 * expmed.c (choose_multiplier): Change interface to return the
2730 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2731 (expand_divmod): Update calls to choose_multiplier.
2733 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2736 * expmed.c (extract_bit_field): Use adjust_address instead of
2737 gen_lowpart when op0 is a MEM.
2739 2005-01-24 Steven Bosscher <stevenb@suse.de>
2741 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2743 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2745 * config/mips/irix-csr.c: New file.
2746 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2747 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2748 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2751 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2754 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2755 sparc/elf.h, add sparc/sp-elf.h.
2756 (sparc-*-rtems*): Likewise.
2757 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2758 tm-dwarf2.h, add sparc/sp-elf.h.
2759 (sparc86x-*-elf): Likewise.
2760 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2761 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2762 TARGET_OS_CPP_BUILTINS.
2763 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2764 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2766 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2767 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2768 (SWITCH_TAKES_ARG): Likewise.
2769 (LOCAL_LABEL_PREFIX): Likewise.
2770 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2771 (TARGET_N_FORMAT_TYPES): Delete.
2772 (TARGET_FORMAT_TYPES): Likewise.
2773 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2774 * config/sparc/elf.h: Delete.
2775 * config/sparc/sp-elf.h: New file.
2777 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2779 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2780 * tree-flow.h: Remove the corresponding prototype.
2781 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2782 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2784 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2787 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2788 for AIX ABI or ELF -fPIC.
2789 (rs6000_emit_load_toc_table): Don't create toc_section here.
2790 (rs6000_xcoff_file_start): Nor here.
2792 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2794 * sh.c (ra.h): Don't #include.
2795 (hard_regs_intersect_p): New function, resurrected from ra.c.
2797 * sh.c: Fix 1996 Copyright.
2799 2005-01-24 Richard Henderson <rth@redhat.com>
2800 Aldy Hernandez <aldyh@redhat.com>
2802 * regrename.c (note_sets): Handle subregs.
2804 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2807 * genconditions.c (write_header, write_conditions): Elide file if
2810 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2812 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2813 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2816 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2818 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2819 expand_builtin_printf, expand_builtin_fprintf,
2820 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2821 checking against POINTER_TYPE.
2822 (validate_arglist): Handle POINTER_TYPE code by checking
2825 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2827 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2829 (for_each_rtx): Call for_each_rtx_1.
2830 * rtl.h (init_rtlanal): Declare.
2831 * toplev.c (backend_init): Call init_rtlanal.
2833 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2835 * flow.c (propagate_one_insn): Formatting.
2838 * flow.c (libcall_dead_p): Be more conservative if unsure.
2839 If there are any instructions between insn and call, see if they are
2840 all dead before saying the libcall is dead.
2842 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2844 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2845 operand constraint for operand 0.
2847 2005-01-23 Richard Henderson <rth@redhat.com>
2850 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2851 edges leading to join block.
2853 2005-01-23 Roger Sayle <roger@eyesopen.com>
2855 * expmed.c (expand_mult_highpart): Make static. Change type of
2856 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2857 (expand_divmod): Updates calls to expand_mult_highpart by using
2858 gen_int_mode to pass a CONST_INT rtx.
2859 * rtl.h (expand_mult_highpart): Remove prototype.
2861 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2863 * flow.c (regset_bytes, regset_size): Remove.
2865 * cfganal.c: Fix a reference to Harvey's paper.
2867 2005-01-23 Steven Bosscher <stevenb@suse.de>
2869 PR rtl-optimization/19464
2870 * tree-optimize.c (init_tree_optimization_passes): Add one more
2871 copyrename pass just before out-of-ssa.
2873 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2876 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2877 * ggc-none.c (ggc_free): Define.
2879 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2881 * cse.c (max_reg, max_insn_uid): Remove.
2882 (cse_main): Don't access max_reg or max_insn_uid.
2884 * c-common.c (explicit_flag_signed_bitfields,
2885 lang_statement_code_p, lang_expand_function_end): Remove.
2886 * c-common.h: Remove the corresponding declarations.
2887 * c-opts.c (c_common_handle_option): Remove all write access
2888 to explicit_flag_signed_bitfields.
2890 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2891 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2892 * cgraph.h: Remove the corresponding declaration.
2894 * gcse.c (null_pointer_info): Remove.
2896 2005-01-23 Roger Sayle <roger@eyesopen.com>
2897 Eric Botcazou <ebotcazou@libertysurf.fr>
2899 * combine.c (simplify_logical): Only simplify logical expressions
2900 of the form ior(and(x,y),z) by the inverse distributive law if the
2901 result is cheaper than the original.
2903 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2905 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2906 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2907 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2908 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2909 config/freebsd-spec.h, config/arm/arm.h,
2910 config/h8300/h8300.md, config/i386/i386.md,
2911 config/i386/predicates.md, config/i386/sse.md,
2912 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2913 config/vax/vax.md: Fix comment typos. Follow spelling
2916 2005-01-23 Steven Bosscher <stevenb@suse.de>
2918 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2919 tests, instead of `less than'.
2921 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2923 * function.c (assign_parm_setup_block): When creating a new stack slot
2924 for a parameter, get its alignment from the parameter's DECL_ALIGN
2925 rather than the type's TYPE_ALIGN. Make sure that the parameter
2926 is at least word aligned.
2928 2005-01-22 Roger Sayle <roger@eyesopen.com>
2931 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2933 2005-01-22 Richard Henderson <rth@redhat.com>
2936 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2937 in both compare operands.
2938 (movdfcc_1_sse_max): Likewise.
2939 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2940 (movdfcc_1_sse): Likewise.
2941 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2942 scratch register as needed.
2944 2005-01-22 Richard Henderson <rth@redhat.com>
2946 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2948 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2950 2005-01-22 Richard Henderson <rth@redhat.com>
2952 * genopinit.c (optabs): Use smin/smax for floating point too.
2953 * doc/md.texi: Update to match. Clarify that floating point
2954 results are undefined for +0/-0 and NaN.
2955 * doc/rtl.texi: Likewise.
2956 * rtl.def (SMIN, SMAX): Likewise
2957 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2959 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2960 leading 's' to the name.
2961 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2962 smaxxf3, sminxf3): Likewise.
2963 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2966 2005-01-22 Paul Brook <paul@codesourcery.com>
2968 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2970 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2972 * config/s390/s390.c (struct processor_costs): New fields
2973 dlgr, dlr, dr, dsgfr, dsgr.
2974 (z900_cost, z990_cost): Values for new fields.
2975 (s390_rtx_costs): New cases MEM und COMPARE in switch
2976 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2977 DIV, MOD, UDIV, UMOD.
2979 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2981 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2982 into the register being decremented.
2983 ("doloop_si31", "doloop_di"): Likewise.
2984 ("*doloop_si_long"): Adapt pattern.
2986 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2988 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2990 (CLASS_MAX_NREGS): Likewise.
2992 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2994 * doc/tree-ssa.texi (Statement Operands): Add example for new
2995 must-def macro. Note deprecation of old operands interface.
2997 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2999 PR tree-optimization/19484
3000 * tree-cfg.c (remove_fallthru_edge): New function.
3001 (cleanup_control_flow): Remove fallthru edges from calls that are
3002 now known not to return.
3004 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3006 Fix PR tree-optimization/19038
3007 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3008 copies with loop variant ones.
3010 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3012 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3013 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3014 config/alpha/alpha.md, config/alpha/predicates.md,
3015 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3016 config/sparc/sol2.h: Update copyright.
3018 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3019 first label to see if it is a nonlocal label.
3021 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3022 Andrew Pinski <pinskia@physics.uc.edu>
3025 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3026 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3028 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3030 * config/rs6000/rtems.h: Update copyright.
3032 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3035 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3036 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3037 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3039 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3042 * c-typeck.c (convert_arguments): Check for error_mark_node.
3044 2005-01-21 Ian Lance Taylor <ian@airs.com>
3046 PR tree-optimization/13000
3047 * tree-inline.c: Include "tree-flow.h".
3048 (expand_call_inline): If warn_return_type, warn if non-void inline
3049 function falls through.
3050 * tree-cfg.c (execute_warn_function_return): Don't warn about
3051 control reaching end if TREE_NO_WARNING is set. Set
3053 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3055 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3056 branch if we don't need one.
3057 * c-typeck.c: Include "tree-flow.h"
3058 (c_finish_bc_stmt): Don't add a goto if the current statement
3059 list doesn't fall through to the current point.
3061 2005-01-21 Roger Sayle <roger@eyesopen.com>
3063 PR rtl-optimization/576
3064 * real.c (real_arithmetic): Change return type from void to bool
3065 to return an indication that the result may be inexact.
3066 * real.h (real_arithmeric): Update prototype.
3067 * fold-const.c (const_binop): Don't constant fold floating
3068 point expressions when the user specifies -frounding-math and
3069 the result may depend upon the run-time rounding mode.
3070 (fold_convert_const_real_from_real): Clean-up.
3071 (fold_initializer): Ignore flag_rounding_math for initializers.
3072 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3073 constant fold FP operations with flag_rounding_math if the
3074 result may depend upon the run-time rounding mode.
3076 2005-01-21 Tom Tromey <tromey@redhat.com>
3078 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3080 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3082 * tree-cfg.c: Fix comment typos.
3084 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3086 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3087 around the call to rest_of_handle_branch_target_load_optimize.
3089 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3091 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3092 (sparc64-*-openbsd*): Likewise.
3093 (sparclite-*-elf*): Include tm-dwarf2.h.
3094 (sparc86x-*-elf*): Likewise.
3095 (sparc64-*-elf*): Likewise.
3096 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3097 (DBX_DEBUGGING_INFO): Likewise.
3098 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3099 (PREFERRED_DEBUGGING_TYPE): Likewise.
3100 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3101 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3102 (PREFERRED_DEBUGGING_TYPE): Likewise.
3103 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3104 (PREFERRED_DEBUGGING_TYPE): Likewise.
3105 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3107 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3110 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3112 2005-01-20 Paul Brook <paul@codesourcery.com>
3114 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3116 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3118 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3119 label is first in a sequence of labels.
3121 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3123 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3124 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3126 * doc/sourcebuild.texi (Test Directives): New.
3128 2005-01-20 Roger Sayle <roger@eyesopen.com>
3130 * real.c (real_floor): Don't leave the result uninitialized when
3131 mode is VOIDMode, but return the unrounded intermediate value.
3132 (real_ceil): Likewise.
3134 2005-01-20 Paul Brook <paul@codesourcery.com>
3136 * config/arm/arm.md (insv): Use gen_int_mode.
3138 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3140 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3141 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3142 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3143 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3144 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3146 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3149 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3150 fbreg, so we have to assume we can't.
3151 (loc_descriptor_from_tree_1): Ditto.
3152 (containing_function_has_frame_base): New function.
3153 (add_location_or_const_value_attribute): Use it.
3154 Also try to generate a frame_base from a single element location
3157 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3159 PR tree-optimization/15349
3160 * timevar.def (TV_TREE_MERGE_PHI): New.
3161 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3163 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3164 calls to tree_forwarder_block_p.
3165 (remove_forwarder_block_with_phi, merge_phi_nodes,
3166 gate_merge_phi, pass_merge_phi): New.
3167 * tree-optimize.c (init_tree_optimization_passes): Add
3169 * tree-pass.h: Add an extern for pass_merge_phi;
3171 2005-01-20 Richard Henderson <rth@redhat.com>
3174 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3175 (_mm_castps_pd, _mm_castps_si128): New.
3176 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3178 2005-01-20 Richard Henderson <rth@redhat.com>
3181 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3182 __builtin_ia32_vec_init_v2si.
3183 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3184 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3185 (ix86_init_mmx_sse_builtins): Create it.
3186 (ix86_expand_builtin): Expand it.
3187 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3188 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3189 (vec_extractv2si_0, vec_extractv2si_1): New.
3191 2005-01-20 Richard Henderson <rth@redhat.com>
3194 * config/i386/i386.c (ix86_expand_push): New.
3195 * config/i386/mmx.md (push<MMXMODE>1): New.
3196 * config/i386/sse.md (push<SSEMODE>1): New.
3197 * config/i386/i386-protos.h: Update.
3199 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3201 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3204 2005-01-20 Richard Henderson <rth@redhat.com>
3206 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3207 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3209 2005-01-19 Richard Henderson <rth@redhat.com>
3212 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3213 to V4SFmode in SSE1 fallback load path.
3215 2005-01-19 Richard Henderson <rth@redhat.com>
3217 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3218 in QImode expansion to ix86_expand_vector_set.
3219 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3221 2005-01-19 Richard Henderson <rth@redhat.com>
3224 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3225 subclass of the input class.
3226 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3227 Always true for cross-SSE1 classes. Rationalize conditionals.
3228 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3229 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3230 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3231 (movdi_2): Add MMX/SSE zeros.
3232 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3233 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3234 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3235 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3236 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3237 (zero_extendsidi2_rex64_1): Remove.
3238 (MOV0 peephole): Check GENERAL_REG_P.
3240 2005-01-19 Richard Henderson <rth@redhat.com>
3243 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3245 (ix86_expand_vector_extract): Likewise.
3247 2005-01-19 Richard Henderson <rth@redhat.com>
3250 * expr.c (emit_move_change_mode): New argument force; use
3251 simplify_gen_subreg if true.
3252 (emit_move_via_alt_mode): Merge into ...
3253 (emit_move_via_integer): ... here.
3254 (emit_move_ccmode): Use emit_move_change_mode directly.
3256 2005-01-19 Richard Henderson <rth@redhat.com>
3259 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3260 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3261 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3263 (alpha_emit_set_const): Likewise. Make static.
3264 (alpha_emit_set_long_const): Make static.
3265 (alpha_extract_integer): Split out from alpha_expand_mov.
3266 (alpha_split_const_mov): Likewise.
3267 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3268 (alpha_legitimate_constant_p): New.
3269 * config/alpha/alpha-protos.h: Update.
3270 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3271 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3272 * config/alpha/alpha.md (movsi): Add n alternative.
3273 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3274 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3275 (splitters for all of the above): Use alpha_split_const_mov.
3276 * config/alpha/predicates.md (non_add_const_operand): New.
3277 (non_zero_const_operand): New.
3278 (input_operand): Use alpha_legitimate_constant_p after reload.
3280 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3282 PR tree-optimization/19038
3283 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3284 (add_candidate): Add ivs with increment in latch only if
3285 allow_ip_end_pos_p is true.
3286 (determine_iv_cost): Use empty_block_p.
3288 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3290 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3291 (compute_dominance_frontiers): Ditto.
3293 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3296 * config/sh/t-rtems: New.
3297 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3299 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3301 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3302 the offset of the selected field.
3304 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3306 * tree-cfg.c (remove_forwarder_block): Fix the check to
3307 prevent a nonlocal label from appearing in the middle of a
3310 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3312 PR rtl-optimization/19462
3313 * reorg.c (find_end_label): Create return insn only if
3314 current_function_epilogue_delay_list is empty.
3316 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3318 * doc/passes.texi: Remove paragraph mentioning new-ra.
3320 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3322 PR rtl-optimization/15139
3323 * combine.c: Include params.h.
3324 (count_rtxs): New function.
3325 (record_value_for_reg): If replace_rtx would replace at least
3326 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3327 (clobber (const_int 0)) instead of TEM.
3328 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3329 * params.h (MAX_LAST_VALUE_RTL): New.
3330 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3331 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3334 * c-typeck.c (digest_init): Only call build_vector if all constructor
3335 elements are *_CST nodes.
3336 * gimplify.c (gimplify_init_constructor): Likewise.
3339 * c-typeck.c (digest_init): Only call build_vector if inside_init
3342 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3344 * toplev.c (init_asm_output): Remove dead #ifdef.
3346 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3348 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3350 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3352 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3353 accessing DECL_FUNCTION_CODE.
3354 * dojump.c (do_jump): Likewise.
3355 * gimplify.c (gimplify_call_expr): Likewise.
3356 * predict.c (expr_expected_value): Likewise.
3357 (strip_builtin_expect): Likewise.
3358 * tree-inline.c (estimate_num_insns_1): Likewise.
3359 * tree-ssa-loop-im.c (stmt_cost): Likewise
3360 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3361 (tree_expr_nonnegative_p): Likewise.
3363 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3365 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3366 variant of the load_pcrel_sym pattern.
3367 * config/sparc/sparc.md (P macro): Move to the top.
3368 (load_pcrel_sym): Macroize using P.
3369 (save_register_window): Likewise.
3371 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3373 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3376 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3379 * c-typeck.c (build_asm_expr): Strip nops off
3380 input memory operands.
3382 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3384 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3385 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3386 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3387 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3389 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3392 * config/i386/i386.c (override_options): If the 80387 is disabled,
3393 then do not return FP values using FP registers.
3395 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3397 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3398 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3399 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3400 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3401 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3402 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3403 output.h, postreload-gcse.c, postreload.c, recog.c,
3404 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3405 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3406 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3407 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3408 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3409 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3410 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3411 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3413 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3414 config/alpha/alpha.c, config/arm/vfp.md,
3415 config/i386/emmintrin.h, config/i386/i386-modes.def,
3416 config/i386/i386-protos.h, config/i386/i386.h,
3417 config/i386/pmmintrin.h, config/i386/ppro.md,
3418 config/i386/predicates.md, config/i386/xmmintrin.h,
3419 config/i860/i860.c, config/ia64/ia64-modes.def,
3420 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3421 config/ia64/ia64.md, config/ia64/itanium1.md,
3422 config/ia64/itanium2.md, config/ia64/predicates.md,
3423 config/iq2000/iq2000.h, config/mips/linux64.h,
3424 config/rs6000/aix41.h, config/rs6000/aix43.h,
3425 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3426 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3427 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3428 config/sparc/linux64.h, config/sparc/litecoff.h,
3429 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3430 config/sparc/sparc.h, config/sparc/sparc.md,
3431 config/sparc/sysv4-only.h: Update copyright.
3433 2005-01-18 Richard Henderson <rth@redhat.com>
3436 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3438 2005-01-18 Marc Espie <espie@openbsd.org>
3439 * config/i386/openbsdelf.h: Typo.
3441 2005-01-18 Richard Henderson <rth@redhat.com>
3443 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3444 special case for sse.
3445 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3447 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3449 * tree-inline.c (estimate_num_insns_1): Added cases for
3450 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3452 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3454 PR rtl-optimization/19296
3455 * combine.c (simplify_comparison): Rewrite the condition under
3456 which a non-paradoxical SUBREG of a PLUS can be lifted when
3457 compared against a constant.
3459 2005-01-18 Andi Kleen <ak@muc.de>
3461 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3462 * c.opt (-Wpointer-sign): Add.
3463 * doc/invoke.texi: (-Wpointer-sign): Add.
3465 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3467 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3468 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3469 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3470 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3471 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3472 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3473 for TARGET_MIX_SSE_I387.
3474 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3475 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3476 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3477 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3478 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3479 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3480 TARGET_MIX_SSE_I387.
3481 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3484 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3487 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3488 Add movaps alternative for xmm reg->reg move.
3490 2005-01-17 Jeff Law <law@redhat.com>
3492 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3493 at the end of the main DOM loop rather than just before DOM exits.
3495 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3497 PR tree-optimization/19121
3498 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3499 adding aliases to a name tag, also add them to the pointer's
3501 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3502 sensitive alias info at all. Only check that the two pointers
3503 have compatible pointed-to sets.
3504 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3505 a pointer's type tag is a superset of the alias set of the
3508 2005-01-17 James E Wilson <wilson@specifixinc.com>
3511 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3512 comment to document why.
3514 2005-01-17 Richard Henderson <rth@redhat.com>
3516 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3517 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3518 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3519 sse2_vmsminv2df3_finite): New.
3520 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3521 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3522 Force op1 into register.
3524 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3526 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3527 bubblestrap from always rebuilding build directory.
3529 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3531 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3532 ("*cmpmem_short"): Likewise.
3534 2005-01-17 Steven Bosscher <stevenb@suse.de>
3536 * basic-block.h: Document BB_* flags.
3537 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3538 use an sbitmap instead.
3539 * sched-rgn.c (compute_trg_info): Likewise.
3541 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3543 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3544 redundant target_cpu_default and extra_parts lines. Use the default
3546 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3547 (SUBTARGET_EXTRA_SPECS): Delete.
3548 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3549 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3550 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3551 and "n32" for -mabi=n32.
3553 2005-01-17 Ian Lance Taylor <ian@airs.com>
3556 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3557 fold constant variables into initial values.
3559 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3561 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3563 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3564 through the statements backward.
3566 2005-01-17 Ian Lance Taylor <ian@airs.com>
3568 PR middle-end/13127:
3569 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3570 a variable set to the return value of the inlined function.
3572 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3574 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3575 when modes are tieable.
3577 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3579 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3580 of pthread_create to find out if threads are enabled.
3581 * gthr-posix95.h (__gthread_active_p): Likewise.
3583 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3585 * common.opt (-fnew-ra): Remove.
3587 * toplev.h (flag_new_regalloc): Remove.
3588 * Makefile.in (ra*.*): Don't mention.
3589 * passes.c (rest_of_handle_new_regalloc): Remove.
3590 (rest_of_handle_combine, rest_of_compilation): Always consider
3591 flag_new_regalloc as false.
3592 * doc/invoke.texi: Don't document -fnew-ra.
3594 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3596 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3597 last parameter to reg_scan.
3598 * loop.c (loop_optimize): Likewise.
3599 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3600 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3601 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3602 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3603 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3604 * regclass.c (reg_scan): Likewise, for the declaration.
3605 * rtl.h (reg_scan): Likewise, for the prototype.
3607 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3610 mark_dfs_back_edges.
3612 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3614 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3615 (compute_avail): Uses don't go in tmp_gen.
3617 2005-01-16 Steven Bosscher <stevenb@suse.de>
3619 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3620 loop to look for a free slot in a page entry.
3622 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3625 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3626 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3627 just before targetm.asm_out.file_end.
3628 * tree.h (process_pending_assemble_output_defs): Declare.
3629 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3631 (assemble_alias): Defer generation of assembly code for defines when
3632 TARGET_DEFERRED_OUTPUT_DEFS is true.
3633 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3634 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3635 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3637 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3640 * pa.c (pa_scalar_mode_supported_p): New function.
3641 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3642 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3644 * pa-protos.h (prefetch_operand): Delete.
3645 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3646 * pa.c (prefetch_operand): Delete.
3647 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3648 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3649 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3650 and prefetch_nocc_operand.
3651 * pa.md (prefetch): Rework to avoid reload problems handling short
3652 displacements when a cache control completer needs to be provided.
3653 (prefetch_32, prefetch_64): Delete.
3654 (prefetch_cc, prefetch_nocc): New patterns.
3656 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3658 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3660 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3663 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3664 exceeds maximum alignment for global common data.
3665 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3666 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3668 2004-01-15 Roger Sayle <roger@eyesopen.com>
3670 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3672 2004-01-15 Roger Sayle <roger@eyesopen.com>
3674 * harg-reg-set.h (reg_class_names): Prototype global array.
3675 * regclass.c (reg_class_names): Declare here and initialize to
3677 (dump_regclass): Remove local declaration of reg_class_names.
3678 (regclass): Likewise.
3679 * cfg.c (dump_flow_info): Likewise.
3680 * ra-debug.c (reg_class_names): Likewise.
3681 * regrename.c (reg_class_names): Likewise.
3682 * reload.c (reg_class_names): Likewise.
3683 * reload1.c (spill_failure): Likewise.
3684 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3686 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3688 * config/s390/s390.md ("reload_outti"): Remove predicate for
3689 output operand. Abort if operand is not a MEM.
3690 ("reload_outdi", "reload_outdf"): Likewise.
3692 2005-01-15 Marc Espie <espie@openbsd.org>
3694 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3695 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3696 * config/openbsd.h: Fix C++ includes for native configurations.
3697 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3698 Add trampoline support.
3699 * config/i386/openbsdelf.h: New.
3701 2005-01-15 Marc Espie <espie@openbsd.org>
3703 * collect2.c (main): Explicitly parse -dynamic-linker option.
3705 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/19060
3708 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3709 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3710 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3711 and handle extract_range_from_cond returning false.
3712 * fold-const.c (fold): Optimize comparisons with min/max even for
3713 width > HOST_BITS_PER_WIDE_INT.
3715 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3717 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3718 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3719 Remove little endian multilib variants.
3720 Add mips32 multilib variant.
3722 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3724 * explow.c (copy_all_reg, stabilize): Remove.
3725 * expr.h: Remove the corresponding prototypes.
3727 * rtlanal.c (regs_set_between_p): Remove.
3728 * rtl.h: Remove the corresponding prototype.
3730 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3732 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3733 to rs6000_nonimmediate_operand.
3734 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3735 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3736 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3737 rs6000_nonimmediate_operand.
3738 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3739 rs6000_nonimmediate_operand.
3741 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3743 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3745 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3747 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3749 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3750 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3752 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3753 (rs6k_nonimmediate_operand): New.
3754 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3756 (legitimate_lo_sum_address_p): Same.
3757 (rs6000_legitimize_address): Same.
3758 (rs6000_legitimize_reload_address): Same.
3759 (rs6000_legitimate_address): Same.
3760 (spe_build_register_parallel): Pass DF and DC modes in a DI
3763 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3764 to rs6k_nonimmediate_operand.
3766 * config/rs6000/spe.md ("*frob_df_di"): New.
3767 ("*frob_di_df"): New.
3768 ("*frob_di_df_2"): New.
3769 ("*mov_sidf_e500_subreg0"): New.
3770 ("*mov_sidf_e500_subreg4"): New.
3771 ("*movdf_e500_double"): Change predicate to
3772 rs6k_nonimmediate_operand.
3774 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3776 * postreload.c (move2add_note_store): Only call
3777 trunc_int_for_mode on scalar integers.
3779 2005-01-14 Steven Bosscher <stevenb@suse.de>
3781 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3782 replace BB_VISITED uses.
3783 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3784 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3785 (tree_dce_done): Free visited_control_parents.
3786 (perform_tree_ssa_dce): Allocate and clear it.
3787 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3788 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3789 instead of BB_VISITED.
3791 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3793 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3794 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3795 Remove unused prototypes.
3797 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3799 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3800 64-bit register usage.
3801 (spe_func_has_64bit_regs_p): Add FIXME note.
3803 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3805 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3806 flag_finite_math_only with flag_unsafe_math_optimizations.
3808 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3810 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3812 (__tpf_eh_return): Copy TPF private stack area from the module
3813 boundary stack frame. Add check for when module addresses are
3814 equal, but no stub address is found.
3816 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3819 * arm.h (struct machine_function): Add call_via field.
3820 (thumb_call_via_label): Declare.
3821 * arm.c (thumb_call_via_label): New variable.
3822 (thumb_call_reg_needed): New variable.
3823 (arm_output_function_epilogue): For Thumb code, output any per-function
3824 call-indirect trampolines.
3825 (thumb_call_via_reg): New function.
3826 (arm_file_end): New function.
3827 (TARGET_ASM_FILE_END): Call arm_file_end.
3828 (aof_file_end): Likewise.
3829 * arm-protos.h (thumb_call_via_reg): Declare.
3830 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3831 thumb_call_via_reg in normal case.
3833 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3836 PR rtl-optimization/19348
3837 * recog.c (peephole2_optimize): Do global life update if some peephole
3838 decides it doesn't need at least one of its inputs and that change
3839 influences liveness at the start of the basic block.
3841 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3842 arguments instead of 1.
3844 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3847 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3848 zero for nested functions needing a static chain or functions
3849 with a non-constant address.
3851 2005-01-13 Roger Sayle <roger@eyesopen.com>
3853 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3854 (and (sign_extend X) C) into (zero_extend (and X C)).
3856 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3858 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3860 2005-01-13 Richard Henderson <rth@redhat.com>
3865 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3866 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3867 not just TARGET_SSE.
3868 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3869 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3870 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3871 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3872 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3873 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3874 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3875 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3876 (movdicc_c_rex64): Rename with '*'.
3877 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3878 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3879 (movsfcc_1_387): Rename from movsfcc_1.
3880 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3881 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3882 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3883 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3884 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3885 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3886 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3887 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3888 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3889 sse_movdfcc_const0_4): Remove.
3890 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3891 recognize min/max early. Update for changed sse cmove patterns.
3892 (ix86_split_sse_movcc): New.
3893 * config/i386/i386-protos.h: Update.
3895 2005-01-13 Steven Bosscher <stevenb@suse.de>
3897 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3898 (fix_stmt_v_may_defs): Likewise.
3900 2005-01-13 Richard Henderson <rth@redhat.com>
3902 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3903 for converting the mask.
3905 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3907 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3910 2005-01-13 Richard Henderson <rth@redhat.com>
3912 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3913 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3914 IX86_BUILTIN_MOVDQ2Q): Remove.
3915 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3916 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3917 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3919 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3920 (sse2_pextrw): Fix immediate constraint.
3921 (sse2_loadq, sse2_loadq_rex64): Remove.
3922 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3923 Use __builtin_ia32_vec_ext_<size>.
3924 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3926 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3928 * function.c (assign_parm_setup_block): Look inside original
3929 entry_parm when inspecting PARALLEL.
3931 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3932 Joel Sherrill <joel@oarcorp.com>
3935 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3936 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3937 rtems_gxx_recursive_mutex_init.
3938 (__gthread_recursive_mutex_lock): New function.
3939 (__gthread_recursive_mutex_trylock): Likewise.
3940 (__gthread_recursive_mutex_unlock): Likewise.
3942 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3944 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3946 2005-01-13 Jan Beulich <jbeulich@novell.com>
3948 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3949 (ashrti3_internal): Indicate output is early clobber. Generate result
3950 into output rather than first input. Use move for low word of output
3951 if shift count is exactly 64.
3952 (lshrti3_internal): Likewise.
3954 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3958 * reload1.c (delete_output_reload): Don't delete an output reload
3959 if the pseudo lives longer than a single basic block. Adjust and
3960 improve wording of comment.
3962 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3965 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3966 of TYPE_SIZE where we mean the number of bytes.
3968 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3970 * function.c (assign_parm_setup_block): Relax condition on
3971 multi-register optimization.
3973 2005-01-12 Nick Clifton <nickc@redhat.com>
3975 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3976 an "in_delay_slot" attribute of "no" to prevent them being used in
3977 delay slots. This is forbidden because they might generate
3980 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3983 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3986 2005-01-12 Nick Clifton <nickc@redhat.com>
3988 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3989 passed on to GAS) but do not define, as GAS no longer supports or
3990 needs the -m2000 option.
3992 2005-01-11 Roger Sayle <roger@eyesopen.com>
3994 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3995 type as args of unprototyped builtins aren't automatically promoted.
3996 (fold_builtin_abs): Likewise.
3998 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4000 * Makefile.in: Set a `build-warn' variable.
4002 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4004 PR tree-optimization/17949
4005 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4006 (find_interesting_uses_address): Use it.
4008 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4010 * regrename.c (kill_value): Handle subreg's that won't simplify.
4012 2005-01-11 Richard Henderson <rth@redhat.com>
4015 * config/i386/i386.h (enum ix86_builtins): Move ...
4016 * config/i386/i386.c: ... here.
4017 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4018 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4019 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4020 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4021 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4022 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4023 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4024 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4025 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4026 IX86_BUILTIN_LOADDDUP): Remove.
4027 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4028 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4029 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4030 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4031 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4032 (ix86_init_builtins): Make static.
4033 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4034 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4035 if all the modes match. Otherwise, fake it.
4036 (get_element_number, ix86_expand_vec_init_builtin,
4037 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4038 (ix86_expand_builtin): Make static. Update for changed builtins.
4039 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4040 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4041 (ix86_expand_vector_init_duplicate): New.
4042 (ix86_expand_vector_init_low_nonzero): New.
4043 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4044 Split out from ix86_expand_vector_init; handle integer modes.
4045 (ix86_expand_vector_init): Use them.
4046 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4047 * config/i386/i386-protos.h: Update.
4048 * config/i386/predicates.md (reg_or_0_operand): New.
4049 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4050 (movv2sf_internal): Likewise. And a splitter to match them all.
4051 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4052 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4053 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4054 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4055 (mmx_pinsrw): Fix operand ordering.
4056 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4057 rather than sse_loadss expander.
4058 (movv2df splitter): Similarly.
4059 (sse_loadss, sse_loadlss): Remove.
4060 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4061 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4062 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4063 (sse3_movddup): Rename with '*'.
4064 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4065 (sse2_loadsd): Remove.
4066 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4067 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4068 (sse2_pinsrw): Fix argument ordering.
4069 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4070 (sse2_stored): Remove 'r' destination.
4071 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4072 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4073 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4074 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4075 vec_extractv16qi, vec_initv16qi): New.
4077 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4078 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4079 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4081 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4082 (_mm_load_si128, _mm_store_si128): Likewise.
4083 (_mm_load1_pd): Use _mm_set1_pd.
4084 (_mm_load_sd): Use _mm_set_sd.
4085 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4086 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4087 (_mm_set_epi64): Use _mm_set_epi64x.
4088 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4089 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4090 _mm_setr_epi8): Use _mm_set_foo form.
4091 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4092 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4093 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4094 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4095 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4096 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4097 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4098 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4099 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4100 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4101 (_mm_movedup_pd): Use _mm_shuffle_pd.
4102 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4103 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4104 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4105 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4107 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4108 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4109 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4110 (_mm_store_ps): Use raw dereference.
4111 (_mm_store1_ps): Use _mm_storeu_ps.
4112 (_mm_storer_ps): Use _mm_store_ps.
4113 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4114 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4116 2005-01-11 Stan Shebs <shebs@apple.com>
4118 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4119 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4121 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4124 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4125 Skip all DECLs except for FIELD_DECLs.
4127 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4129 * config/s390/s390.c (override_options): Return error if
4130 -mbackchain, -mpacked-stack and -mhard-float are used together.
4131 (s390_va_start): Remove the backchain && packed-stack special case.
4132 (s390_gimplify_va_arg): Likewise.
4133 * doc/invoke.texi: Remove the ABI incompatibility note.
4135 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4137 * config/s390/s390.c (struct s390_frame_layout): Remove
4139 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4140 save_backchain_p with TARGET_BACKCHAIN.
4142 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4145 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4146 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4147 * function.c (locate_and_pad_parm): Set new field.
4148 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4149 Tweak where_pad test to include "none". Always set mem align for
4151 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4152 not sufficient for type.
4153 (assign_parm_setup_block): If stack_parm is zero on entry, always
4154 make a new stack local. Block move old stack parm if necessary
4155 to new aligned stack local.
4156 (assign_parm_setup_stack): Use a block move to handle
4157 potentially misaligned entry_parm.
4158 (assign_parms_unsplit_complex): Specify required alignment when
4159 creating stack local.
4160 * calls.c (compute_argument_addresses): Override alignment of stack
4161 arg calculated from its type with the alignment given by
4162 FUNCTION_ARG_BOUNDARY.
4163 (store_one_arg): Likewise.
4165 2005-01-11 Jan Beulich <jbeulich@novell.com>
4167 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4168 Change respective itanium_class attribute to ialu.
4169 (shladdp4_internal): New.
4170 * config/ia64/predicates.md (shladd_log2_operand): New.
4172 2005-01-11 Richard Henderson <rth@redhat.com>
4174 * expr.c (store_constructor): Use rtvec_alloc instead of
4175 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4177 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4179 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4181 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4183 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4184 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4185 (TARGET_RWRELOC): Define.
4186 (ia64_rwreloc_section_type_flags): Delete.
4187 (ia64_section_type_flags): New function.
4188 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4189 (TARGET_RWRELOC): Define.
4191 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4194 * config/ia64/ia64.c (process_set): For alloc insn, only call
4195 process_epilogue is !frame_pointer_needed.
4197 2005-01-10 Roger Sayle <roger@eyesopen.com>
4200 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4201 unary operator and can't be treated as a binary/comparison operator.
4203 2005-01-10 Richard Henderson <rth@redhat.com>
4205 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4206 (ix86_return_in_memory): Likewise.
4207 (function_arg_advance): Likewise. Mirror structure in function_arg
4208 for choosing register to advance.
4210 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4212 * tree-vectorizer.c, tree.def: Fix comment typos.
4214 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4216 * config/s390/s390.c (struct processor_costs): 4 new fields:
4217 ddbr, ddr, debr, der.
4218 (s390_rtx_costs): More precise handling of divide instructions.
4220 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4222 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4224 2005-01-10 Jan Beulich <jbeulich@novell.com>
4226 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4227 names resulting from -ffunction-sections/-fdata-sections and linkonce
4229 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4230 based on the section name. Rearrange the section name comparison logic
4231 slightly so that each section name is compared against at most once.
4233 2005-01-10 Ben Elliston <bje@au.ibm.com>
4235 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4236 targets for which -fPIC reduces limitations on the GOT size.
4238 2005-01-09 Falk Hueffner <falk@debian.org>
4240 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4243 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4246 * collect2.c (main): Set aixrtl_flag for -brtl option.
4247 (resolve_lib_name): Search for .so file extension before .a
4250 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4252 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4253 (vect_analyze_data_refs_alignment): Add dump prints.
4255 2005-01-09 Ira Rosen <irar@il.ibm.com>
4257 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4258 expr_invariant_in_loop_p.
4259 Initialize outputs first thing in the function.
4260 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4261 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4262 (vect_analyze_pointer_ref_access): Check that the initial condition of
4263 the access function is loop invariant.
4265 2005-01-09 Richard Henderson <rth@redhat.com>
4267 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4268 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4269 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4270 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4271 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4272 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4273 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4274 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4275 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4276 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4277 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4278 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4279 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4280 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4281 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4282 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4283 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4284 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4285 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4286 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4287 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4288 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4289 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4291 (mmx_clrdi, pavgusb): Remove.
4292 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4293 with leading sse_ prefix.
4294 * config/i386/sse.md: Receive them.
4295 * config/i386/mmx.md: New file.
4296 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4297 (subrv2sf3): Turn into expander for normal subtraction.
4298 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4299 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4300 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4301 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4302 commutative; use ix86_binary_operator_ok.
4303 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4304 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4305 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4306 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4307 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4308 Macroize from existing patterns; use ix86_binary_operator_ok.
4309 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4310 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4311 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4312 with vec_select+vec_concat.
4313 (mmx_pshufw, mmx_pshufw_1): Likewise.
4314 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4315 (mmx_uavgv4hi3): Model correctly.
4316 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4317 _mm_xor_si64): Remove casts.
4319 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4321 PR tree-optimization/19224
4322 * tree-scalar-evolution.c (get_instantiated_value,
4323 set_instantiated_value): New functions.
4324 (instantiate_parameters_1): Cache the results.
4325 (instantiate_parameters, resolve_mixers): Initialize and free
4328 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4330 * config/i386/i386.md (addhi_4): Correct reference in comment.
4333 2005-01-08 Richard Henderson <rth@redhat.com>
4335 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4336 (_mm_cvtsi128_si64x): Likewise.
4337 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4338 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4339 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4340 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4341 * config/i386/i386-protos.h: Update.
4342 * config/i386/i386.c (print_operand): Add 'H'.
4343 (ix86_fixup_binary_operands): Split out from ...
4344 (ix86_expand_binary_operator): ... here.
4345 (ix86_fixup_binary_operands_no_copy): New.
4346 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4347 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4348 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4349 (safe_vector_operand): Use CONST0_RTX.
4350 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4351 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4352 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4353 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4355 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4356 (IX86_BUILTIN_CMPNGESS): New.
4357 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4358 (attr type): Add sselog1.
4359 (attr unit, attr memory): Handle it.
4360 (movti, movti_internal, movti_rex64): Move near other integer moves.
4361 (movtf, movtf_internal): Move near other fp moves.
4362 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4363 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4364 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4365 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4366 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4367 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4368 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4369 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4370 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4371 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4372 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4373 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4374 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4375 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4376 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4377 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4378 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4379 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4380 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4381 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4382 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4383 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4384 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4385 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4386 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4387 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4388 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4389 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4390 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4391 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4392 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4393 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4394 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4395 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4396 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4397 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4398 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4399 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4400 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4401 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4402 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4403 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4404 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4405 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4407 (SSEPUSH, push<SSEPUSH>): Remove.
4408 (MMXPUSH, push<MMXPUSH>): Remove.
4409 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4410 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4411 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4412 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4413 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4414 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4415 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4416 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4417 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4418 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4419 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4420 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4421 (ppro_sse_log_V4SF): Handle sselog1.
4422 * config/i386/predicates.md (const_0_to_1_operand): New.
4423 (const_0_to_255_mul_8_operand): New.
4424 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4425 (const_2_to_3_operand, const_4_to_7_operand): New.
4426 * config/i386/sse.md: New file.
4427 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4428 (sse_movups): Rename from sse_movups_1.
4429 (sse_loadlss): Rename from sse_loadss_1.
4430 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4432 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4433 (absv4sf2, negv2df, absv2df): New.
4434 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4435 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4436 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4437 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4438 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4439 (sse3_addsubv4sf3): Model correctly.
4440 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4441 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4442 (sse_movhlps): Model with vec_select+vec_concat.
4443 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4444 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4445 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4446 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4447 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4448 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4449 sse2_pshufhw_1): Likewise.
4450 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4451 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4452 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4453 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4454 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4455 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4456 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4457 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4458 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4459 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4460 sminv8hi3): Mark commutative
4461 operands. Use ix86_binary_operator_ok.
4462 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4463 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4464 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4465 sse2_punpcklqdq): Allow operand2 in memory.
4466 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4467 sse2_movsd): Add memory alternatives.
4468 (sse_storelps): Turn expander into an insn; split after reload.
4469 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4470 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4472 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4474 * configure.ac (DWARF-2 debug_line): Use objdump.
4475 * configure: Regenerate.
4477 2005-01-08 Jeff Law <law@redhat.com>
4478 Diego Novillo <dnovillo@redhat.com>
4480 PR tree-optimization/18241
4481 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4482 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4483 statements with volatile operands.
4484 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4485 operands after marking a statement with has_volatile_ops.
4487 2005-01-08 Roger Sayle <roger@eyesopen.com>
4489 * tree.c (int_fits_type_p): Always honor integer constant
4490 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4492 2005-01-08 Roger Sayle <roger@eyesopen.com>
4494 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4495 the latent bug in rtl_delete_block has been resolved.
4497 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4499 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4500 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4502 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4504 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4505 library as @multilib_dir@/$(SHLIB_SONAME).
4507 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4509 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4510 * configure: Regenerate.
4512 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4514 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4517 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4520 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4521 Convert non-word aligned offset address using ld/std into
4524 2005-01-07 Richard Henderson <rth@redhat.com>
4526 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4528 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4530 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4532 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4534 PR tree-optimization/19283
4535 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4536 is not shorter than the original type.
4538 PR rtl-optimization/19012
4539 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4541 PR rtl-optimization/18861
4542 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4543 (FULL_STATE): Define.
4544 (mark_tablejump_edge): New function.
4545 (purge_dead_tablejump_edges): New function.
4546 (find_bb_boundaries): Use it.
4548 PR tree-optimization/18828
4549 * builtins.c (expand_builtin_next_arg): Remove argument and all
4550 the argument checking.
4551 (expand_builtin): Adjust caller.
4552 (expand_builtin_va_start): Likewise. Remove error for too many
4554 (fold_builtin_next_arg): Issue error for too many arguments.
4555 After checking arguments, replace them with magic arguments that
4556 prevent further checking of the args.
4558 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4560 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4562 2005-01-06 Roger Sayle <roger@eyesopen.com>
4565 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4566 and %{.S:...} (and their negative variants) to test whether the
4567 input file is assembler or pre-processed-assembler independent of
4568 the actual filename extension.
4570 2005-01-06 Roger Sayle <roger@eyesopen.com>
4572 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4573 of sign or zero extended values.
4575 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4577 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4578 for IBM long double format correctly.
4580 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4582 Fix PR tree-optimization/18792
4584 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4585 to first_loop_depth, and use loop depth instead of loop number.
4586 (build_classic_dir_vector): Ditto.
4587 (compute_data_dependences_for_loop): Use depth, not loop number.
4588 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4589 number. Pass in loops, instead of loop numbers.
4590 (gather_interchange_stats): Ditto.
4591 (linear_transform_loops): Ditto.
4593 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4596 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4597 biv_fits_mode_p, extension_within_bounds_p): New functions.
4598 (check_ext_dependent_givs): Use them.
4600 2005-01-06 Roger Sayle <roger@eyesopen.com>
4602 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4603 more than one barrier, in which case we should delete them all.
4605 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4607 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4609 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4611 Fix PR middle-end/19286
4613 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4614 output this subprogram, simply ignore this attempt to do it again.
4615 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4616 origin attribute if it's not possible.
4617 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4618 (decls_for_scope): Ditto.
4619 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4620 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4622 2005-01-05 Richard Henderson <rth@redhat.com>
4625 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4626 (bdesc_2arg): Use it.
4627 (ix86_expand_binop_builtin): Force operands into registers
4629 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4630 ix86_expand_sse_compare, ix86_expand_sse_comi,
4631 ix86_expand_builtin): Likewise.
4633 2005-01-05 Richard Henderson <rth@redhat.com>
4635 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4637 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4638 (mulv4hi3): Set itanium_class mmmul.
4639 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4640 (fpack): Rename from fpack_sfsf.
4642 2005-01-05 Richard Henderson <rth@redhat.com>
4645 * reload1.c (do_input_reload): Restrict the optimization deleteing
4646 a previous output reload to RELOAD_FOR_INPUT.
4648 2005-01-05 Steven Bosscher <stevenb@suse.de>
4650 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4651 comment that we fall through after case.
4652 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4653 (distribute_links): Likewise.
4654 * cse.c (cse_insn): Likewise.
4655 * cselib.c (cselib_invalidate_mem): Likewise.
4656 * df.c: Update comments at the top of the file.
4657 (read_modify_subreg_p): Update comments here too.
4658 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4659 * flow.c (mark_set_1): Likewise.
4660 (mark_used_regs): Likewise.
4661 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4662 (canon_list_insert): Likewise.
4663 (mark_set): Likewise.
4664 (try_replace_reg): Likewise.
4665 (store_killed_in_insn): Likewise.
4666 * loop.c (count_one_set): Likewise.
4667 (basic_induction_var): Likewise.
4668 * postreload-gcse.c (find_mem_conflicts): Likewise.
4669 * postreload.c (reload_combine_note_store): Likewise.
4670 (move2add_note_store): Likewise.
4671 * reload.c (find_equiv_reg): Likewise.
4672 (mark_referenced_resources): Likewise.
4673 * rtlanal.c (set_noop_p): Likewise.
4674 (note_stores): Likewise.
4675 (note_uses): Likewise.
4676 * sched-deps.c (sched_analyze_1): Likewise.
4677 * sched-rgn.c (check_live_1): Likewise.
4678 (update_live_1): Likewise.
4679 * config/i860/i860.c: Likewise.
4681 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4683 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4685 * doc/rtl.texi: Update documentation for bit-fields and SET.
4687 2005-01-05 Roger Sayle <roger@eyesopen.com>
4689 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4691 2005-01-05 Jan Hubicka <jh@suse.cz>
4692 Richard Henderson <rth@redhat.com>
4695 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4698 2005-01-05 Richard Henderson <rth@redhat.com>
4701 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4702 (sse_shufps): Change operand 3 to const_int_operand.
4703 (sse2_storelps): Fix typo in template.
4704 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4705 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4706 (ix86_expand_builtin): Likewise.
4708 2005-01-05 Julian Brown <julian@codesourcery.com>
4710 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4711 as aggregates for AAPCS ABIs.
4713 2005-01-05 Stan Shebs <shebs@apple.com>
4715 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4716 Mach-O getters if ppc64.
4717 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4719 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4720 signed four-byte field for global code case.
4721 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4723 2005-01-05 Roger Sayle <roger@eyesopen.com>
4726 * c-common.c: Include real.h.
4727 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4728 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4729 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4730 * Makefile.in (c-common.o): Update dependencies.
4732 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4734 * c-parse.in (asm_string): Add trailing semicolon.
4736 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4738 * c-parse.in (asm_string): New. Don't allow wide strings in
4740 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4741 asm_string instead of STRING.
4743 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4745 * c-typeck.c (constructor_no_implicit): Remove.
4746 (set_designator, process_init_element): Don't check
4747 constructor_no_implicit.
4749 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4750 Kaz Kojima <kkojima@gcc.gnu.org>
4753 * lcm.c (create_pre_exit): New.
4754 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4755 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4757 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4759 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4760 -msoft-float in target_float_switch.
4761 * arm.c (arm_override_options): Fix processing of target_float_switch.
4763 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4765 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4768 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4770 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4771 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4773 2005-01-04 Roger Sayle <roger@eyesopen.com>
4775 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4776 if deleting the then-block allows the test-block to fallthru to the
4779 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4782 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4783 after the full declaration if the are in two different TUs.
4785 2005-01-04 Richard Henderson <rth@redhat.com>
4788 * tree-sra.c (generate_one_element_init): Just
4789 call gimplify_and_add.
4790 (generate_element_init): Record the
4791 new referenced variables and mark them for renaming
4792 and split out to ...
4793 (generate_element_init_1): This.
4794 (scalarize_init): Don't call push_gimplify_context/
4795 pop_gimplify_context.
4797 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4799 * toplev.c (get_src_pwd): Handle failure of getpwd().
4801 2005-01-04 Roger Sayle <roger@eyesopen.com>
4803 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4805 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4806 all the cases handled by it are inverted by invert_truthvalue.
4808 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4810 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4811 (save_register_windowsi): Likewise.
4813 2005-01-04 Richard Henderson <rth@redhat.com>
4815 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4817 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4820 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4821 any simplifications of vector mode comparison operators.
4822 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4824 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4825 Devang Patel <dpatel@apple.com>
4827 PR tree-optimization/18308
4828 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4829 the operands before creating a new expression.
4830 * dojump.c (do_jump): Make drop_through_label available
4831 for all cases. Add expansion of COND_EXPR.
4833 2005-01-04 Ira Rosen <irar@il.ibm.com>
4835 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4836 INTEGER_CST instead of TREE_CONSTANT.
4837 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4838 instead of TREE_CONSTANT.
4839 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4840 instead of TREE_CONSTANT.
4842 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4844 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4846 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4849 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4850 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4852 2005-01-03 Richard Henderson <rth@redhat.com>
4854 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4855 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4856 fold_convert_const_real_from_real): Split out from ...
4857 (fold_convert_const): ... here.
4859 2005-01-03 Richard Henderson <rth@redhat.com>
4862 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4863 (mov<MMXMODEI>_internal): Likewise.
4864 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4865 Add V2SF case; use it for SSE1; don't use TI.
4866 (movdf_integer): Likewise.
4867 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4869 2005-01-03 Ira Rosen <irar@il.ibm.com>
4871 * tree-vectorizer.c (vect_strip_conversions): New function.
4872 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4873 check for binary class.
4875 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4879 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4881 * gimple-low.c (mark_blocks_with_used_vars): New function.
4882 (mark_blocks_with_used_subblocks): Ditto.
4883 (mark_used_blocks): Ditto.
4884 (pass_mark_used_blocks): New pass.
4885 * tree-inline.c: Include debug.h.
4886 (expand_call_inline): Call outlining_inline_function here.
4887 * tree-optimize.c (init_tree_optimization_passes): Add
4888 pass_mark_used_blocks.
4889 * tree-pass.h (pass_mark_used_blocks): New.
4890 * Makefile.in (tree-inline.o): Add debug.h dependency.
4892 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4894 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4895 VAR_DECLs to have weak_import attribute.
4897 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4900 2004-01-03 Steven Bosscher <stevenb@suse.de>
4902 * passes.c (rest_of_compilation): Don't run regmove if only
4903 flag_expensive_optimizations, require flag_regmove instead.
4905 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4907 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4909 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4910 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4911 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4912 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4914 2005-01-03 Richard Henderson <rth@redhat.com>
4916 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4917 (ia64_const_ok_for_letter_p): New.
4918 (ia64_const_double_ok_for_letter_p): New.
4919 (ia64_extra_constraint): New.
4920 (ia64_expand_vecint_compare): New.
4921 (ia64_expand_vcondu_v2si): New.
4922 (ia64_expand_vecint_cmov): New.
4923 (ia64_expand_vecint_minmax): New.
4924 (ia64_print_operand): Add 'v'.
4925 (ia64_preferred_reload_class): New.
4926 (ia64_vector_mode_supported_p): New.
4927 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4928 (PREFERRED_RELOAD_CLASS): Move to function.
4929 (CONST_OK_FOR_LETTER_P): Move to function.
4930 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4931 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4932 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4933 (EXTRA_CONSTRAINT): Move to function.
4934 * config/ia64/ia64.md: Include vect.md.
4935 (itanium_class): Add mmalua.
4937 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4939 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4940 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4942 (const_int_2bit_operand): New.
4943 (fr_reg_or_0_operand): New.
4944 * config/ia64/ia64-modes.def: Add vector modes.
4945 * config/ia64/ia64-protos.h: Update.
4946 * config/ia64/vect.md: New file.
4948 2005-01-03 Richard Henderson <rth@redhat.com>
4950 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4952 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4955 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4957 (log1pdf2): Change mode of operands[0,1] to DFmode.
4959 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4961 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4962 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4963 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4964 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4965 SPARC_RELAXED_ORDERING.
4967 2005-01-03 Richard Henderson <rth@redhat.com>
4968 Uros Bizjak <uros@kss-loka.si>
4971 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4972 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4973 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4975 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4976 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4977 const_pow2_1_to_128_operand): New predicates.
4979 2005-01-02 Greg McGary <greg@mcgary.org>
4981 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4983 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4984 object. [ptr_type]: Remove unused variable.
4985 Remember nearest addressable array-element or record-component
4986 when checking bitfield components. Tolerate empty BIND_EXPR.
4988 2005-01-01 Richard Henderson <rth@redhat.com>
4990 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4991 that don't narrow the value. Fail for other conversions.
4993 2005-01-01 Richard Henderson <rth@redhat.com>
4996 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4997 * c-lang.c (finish_file): Don't do it here.
4998 * objc/objc-act.c (objc_finish_file): Likewise.
5000 * cgraph.c (decl_assembler_name_equal): New.
5001 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5002 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5003 * cgraph.h (struct cgraph_varpool_node): Add next.
5004 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5005 * varasm.c (assemble_alias): Mark the target as needed.
5007 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5010 * function.c (get_arg_pointer_save_area): Use entry_of_function
5011 instead of get_insns.
5013 2005-01-01 Roger Sayle <roger@eyesopen.com>
5014 Andrew Pinski <pinskia@physics.uc.edu>
5015 James E. Wilson <wilson@specifixinc.com>
5017 PR rtl-optimization/12092
5018 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5021 2005-01-01 Roger Sayle <roger@eyesopen.com>
5022 Olivier Hainque <hainque@act-europe.fr>
5024 * tree.c (int_fits_type_p): A narrower type always fits in a
5025 wider one, except for negative values into unsigned types.
5027 2005-01-01 Roger Sayle <roger@eyesopen.com>
5029 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5030 with the original constant rather than require TREE_OVERFLOW.
5032 2005-01-01 Steven Bosscher <stevenb@suse.de>
5035 * c-decl.c (finish_function): If compiling C99, annotate the
5036 compiler generated return with the current file name and line 0.
5037 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5038 the source line is greater than 0.
5039 (remove_bb): Likewise.
5041 See ChangeLog.12 for earlier changes.