| blob | dbff6a778bedfa8c9cf2ab829955cadff3ecb55d |
1 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5 Do not propagate value of iv before increment over the increment.
7 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9 * c-parser.c: New file.
10 * c-parse.in: Remove.
11 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12 Remove.
13 (c-parser.o): Add dependencies.
14 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15 maintainer-clean, TAGS): Update.
16 * c-config-lang.in (gtfiles): Update.
17 * gengtype-lex.l: Don't handle "@@".
18 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
19 objc_build_synchronized, objc_begin_try_stmt,
20 objc_begin_catch_clause, objc_finish_catch_clause,
21 objc_build_finally_clause, objc_finish_try_stmt): New.
22 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
23 type_seen_p.
24 (c_parse_init): Update comment.
25 * c-decl.c (c_init_decl_processing): Update comment.
26 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
27 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
28 new c_declspecs members.
30 2005-02-25 Julian Brown <julian@codesourcery.com>
32 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
33 from being used for symbols with vague linkage when
34 HAVE_GAS_COMDAT_GROUP is true.
36 2005-02-25 Mark Mitchell <mark@codesourcery.com>
38 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
40 2005-02-25 Steve Ellcey <sje@cup.hp.com>
42 PR target/19930
43 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
44 (LIBGCC2_HAS_DF_MODE): New.
45 (LIBGCC2_HAS_XF_MODE): New.
46 (LIBGCC2_HAS_TF_MODE): New.
47 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
48 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
49 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
50 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
51 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
52 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
53 and add _fixtfdi, _fixunstfdi, _floatditf
54 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
55 L_fixunstfdi, L_floatditf.
56 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
57 (LIBGCC2_HAS_TF_MODE): Define.
59 2005-02-25 Diego Novillo <dnovillo@redhat.com>
61 PR tree-optimization/20204
62 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
63 REWRITE_THIS_STMT markers on PHI nodes.
64 (rewrite_initialize_block): Likewise.
66 2005-02-25 Mark Mitchell <mark@codesourcery.com>
68 * version.c (version_string): Update to 4.1.
70 2005-02-25 Paolo Carlini <pcarlini@suse.de>
72 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
73 Clarify that the alternative way doesn't work in GNU C++.
75 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
77 PR tree-optimization/19937
78 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
79 to the type of the induction variable.
81 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
83 PR rtl-optimization/20117
84 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
85 the block including noncopyable insn.
87 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
89 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
90 calls to find_reg_note.
92 2005-02-24 Richard Henderson <rth@redhat.com>
94 PR tree-opt/20127
95 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
96 the type.
98 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
100 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
101 vector types if to use base reg for misaligned non-word ld/std.
103 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
105 PR target/14619
106 * config/cris/cris.c (cris_target_asm_function_prologue): Create
107 dwarf2 label manually and put it after, not before the prologue.
109 2005-02-24 David Edelsohn <edelsohn@gnu.org>
111 PR target/19019
112 * reload.c (operands_match_p): Only increment register number for
113 SCALAR_INT_MODE_P modes in multiple hard registers.
115 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
116 Fix formatting.
118 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
120 * ChangeLog.5: Fix log message typo(s).
121 * ChangeLog.7: Likewise.
122 * ChangeLog.tree-ssa: Likewise.
123 * cfgexpand.c: Fix comment typo(s).
124 * conflict.c: Likewise.
125 * defaults.h: Likewise.
126 * dwarf2out.c: Likewise.
127 * gcse.c: Likewise.
128 * ggc-page.c: Likewise.
129 * tree-eh.c: Likewise.
130 * tree-ssa-dom.c: Likewise.
132 2005-02-24 Jakub Jelinek <jakub@redhat.com>
134 PR target/19019
135 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
136 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
137 if SHARED is defined.
139 PR target/20196
140 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
141 allow splitting only if operands 0 and 3 don't overlap.
143 2005-02-24 Richard Henderson <rth@redhat.com>
145 PR middle-end/19953
146 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
147 (fold_builtin_1): Call them.
148 * fold-const.c (fold_complex_mult_parts): Split out from ...
149 (fold_complex_mult): ... here. Fix typo in both imaginary case.
150 (fold_complex_div_parts, fold_complex_div): New.
151 (fold): Use them.
152 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
154 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
156 * tree-ssa-ccp.c (visit_assignment): Verify that result of
157 VIEW_CONVERT_EXPR is_gimple_min_invariant.
159 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
160 (print_node): Likewise.
161 Print TYPE_SIZES_GIMPLIFIED.
163 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
165 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
166 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
167 operands as commutative in constraints.
169 2005-02-24 Diego Novillo <dnovillo@redhat.com>
171 * tree-into-ssa.c: Re-organize internal functions.
173 2005-02-24 Richard Henderson <rth@redhat.com>
175 PR middle-end/18902
176 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
177 for c99.
178 * common.opt (fcx-limited-range): New.
179 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
180 * toplev.c (flag_complex_method): Initialize to 1.
181 (process_options): Set flag_complex_method to 0 if
182 flag_cx_limited_range.
183 * doc/invoke.texi (-fcx-limited-range): New.
185 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
187 * cse.c (delete_trivially_dead_insns): Speed up by using
188 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
189 prev_real_insn.
191 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
193 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
194 functions when -mid-shared-library is being used.
196 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
198 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
199 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
200 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
201 * system.h: Poison LINK_LIBGCC_SPECIAL.
203 2005-02-23 James E Wilson <wilson@specifixinc.com>
205 * gengtype.c (note_insn_name): Make 1 element larger.
207 2005-02-23 Roger Sayle <roger@eyesopen.com>
209 PR target/20018
210 PR rtl-optimization/20097
211 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
212 BImode SUBREGs of SImode registers which confuse the ia64 backend.
214 2005-02-23 David Edelsohn <edelsohn@gnu.org>
216 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
217 * t-aix52 (SHLIB_INSTALL): Same.
219 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
221 * genpreds.c: Update copyright.
223 2005-02-23 Michael Beach <michaelb@ieee.org>
225 PR target/20159
226 * config/sparc/t-elf (startup files): Assemble with CPP.
228 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
230 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
231 (write_predicate_expr): Likewise.
233 2005-02-22 Diego Novillo <dnovillo@redhat.com>
235 PR tree-optimization/20100
236 PR tree-optimization/20115
237 * tree-optimize.c (init_tree_optimization_passes): Remove
238 pass_maybe_create_global_var.
239 * tree-pass.h (pass_maybe_create_global_var): Remove.
240 * tree-ssa-alias.c (aliases_computed_p): Declare.
241 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
242 (count_calls_and_maybe_create_global_var): Remove.
243 (pass_maybe_create_global_var): Remove.
244 (init_alias_info): Do not declare aliases_computed_p.
245 (maybe_create_global_var): If the function contains no
246 call-clobbered variables and a mix of pure/const and regular
247 function calls, create .GLOBAL_VAR.
248 Mark all call-clobbered variables for renaming.
249 (merge_pointed_to_info): Update comment.
250 (add_pointed_to_var): Likewise.
251 (is_escape_site): Likewise.
252 Accept struct alias_info * instead of size_t *.
253 Update all users.
254 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
255 as necessary.
256 * tree-ssa-operands.c (get_call_expr_operands): If
257 ALIASES_COMPUTED_P is false, do not add call-clobbering
258 operands.
259 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
260 (delete_tree_ssa): Likewise.
262 2005-02-22 James E Wilson <wilson@specifixinc.com>
264 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
265 (do_compile): Do call it here.
267 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
269 PR rtl-optimization/20017.
270 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
271 rest_of_handle_cse2, rest_of_handle_gcse): Call
272 delete_dead_jumptables immediately before calling cleanup_cfg.
274 2005-02-22 Devang Patel <dpatel@apple.com>
276 PR 19952
277 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
278 all labels
280 2005-02-22 David Edelsohn <edelsohn@gnu.org>
282 * config/rs6000/aix.h (WINT_TYPE): Define.
284 2005-02-22 Stan Shebs <shebs@apple.com>
286 * config/rs6000/rs6000.c (rs6000_override_options): Default to
287 natural alignment for 64-bit Darwin.
288 (rs6000_parse_alignment_option): Warn about uses of -malign-power
289 on 64-bit Darwin.
290 * doc/invoke.texi: Document this.
292 2005-02-22 DJ Delorie <dj@redhat.com>
294 * c-common.c (c_common_type_for_mode): Pass the mode's precision
295 to make_[un]signed_type, not the mode itself.
297 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
299 * cfg.c (cached_make_edge): Call make_edge if edge cache is
300 not available. Use tail calls wherever possible.
301 (make_edge): Call unchecked_make_edge to create an edge.
303 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
304 (coalesce_ssa_name): Don't check for
305 SSANORM_USE_COALESCE_LIST.
306 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
308 2005-02-22 Diego Novillo <dnovillo@redhat.com>
310 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
311 (rewrite_into_ssa): ... here.
313 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
315 PR tree-optimization/19786
316 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
317 tag to another's may-alias bitmap when adding to the other's list.
319 2005-02-21 DJ Delorie <dj@redhat.com>
321 * tree-ssa-loop-ivopts.c (computation_cost): Start register
322 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
323 registers in unsupported ways.
324 * expmed.c (init_expmed): Likewise.
326 2005-02-21 Stan Cox <scox@redhat.com>
328 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
330 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
332 * tree-cfg.c (fold_cond_expr_cond): New.
333 (make_edges): Call fold_cond_expr_cond.
334 (find_taken_edge): Accept nothing but INTEGER_CST.
335 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
336 and 1.
337 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
339 * flow.c (delete_dead_jumptables): Speed up by scanning insns
340 that do not belong to any basic block.
342 2005-02-21 Jeff Law <law@redhat.com>
344 * cfganal.c (find_unreachable_blocks): Manually CSE load of
345 e->dest.
347 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
349 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
350 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
351 Adjust their definitions.
352 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
353 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
355 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
356 genautomata.c, langhooks.c, langhooks.h, system.h,
357 config/arm/lib1funcs.asm: Update copyright.
359 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
361 * dbxout.c (dbxout_function_end): Emit Lscope label always.
363 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
365 PR bootstrap/13770
366 * doc/install.texi: Document --with-gc.
368 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
370 * simplify-rtx.c (simplify_unary_operation): Add a missing
371 "break" statement.
373 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
375 PR tree-optimization/18663
376 * tree-ssa-dom.c (extract_range_from_cond): Return 0
377 if the type has variable bounds.
379 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
381 * gcse.c: Remove an obsolete comment.
383 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
385 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
387 * doc/extend.texi (Function Attributes) <Attribute const>: The
388 attribute "pure" is below this text, not above.
390 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
392 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
393 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
394 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
396 2005-02-20 Zack Weinberg <zack@codesourcery.com>
398 PR 18785
399 * langhooks.h (struct lang_hooks): Add to_target_charset.
400 * langhooks.c (lhd_to_target_charset): New function.
401 * langhooks-def.h: Declare lhd_to_target_charset.
402 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
403 (LANG_HOOKS_INITIALIZER): Update.
404 * c-common.c (c_common_to_target_charset): New function.
405 * c-common.h: Declare it.
406 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
407 c_common_to_target_charset.
409 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
410 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
411 Delete definitions.
412 * system.h: Poison them.
413 * doc/tm.texi: Don't discuss them.
414 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
415 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
416 (pp_c_char): Do not attempt to generate letter escapes for
417 newline, tab, etc.
418 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
419 * config/mips/mips.c (mips_output_ascii): Likewise.
421 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
423 PR tree-optimization/19951
424 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
425 is abnormal.
427 2005-02-19 Steven Bosscher <stevenb@suse.de>
429 PR middle-end/19698
430 * function.h (struct function): New field `max_loop_depth'.
431 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
432 (flow_loops_find): Reset the max loop depth count before finding loops.
433 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
434 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
435 (calculate_global_regs_live): Make sure the loop will terminate
436 when the initial sets are not empty.
438 2005-02-19 Zack Weinberg <zack@codesourcery.com>
440 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
441 object inside.
442 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
444 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
446 PR other/19525
447 * doc/invoke.texi: Remove documentation of %M spec.
448 * gcc.c: Likewise.
449 (init_spec): Remove %M suffix from -lgcc_s.
450 (do_spec_1): Remove 'M' case.
451 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
452 to put shared libraries in the multilib directory. Remove the
453 shlib_so_soname substitution variable. Don't add a multilib encoding
454 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
455 reported by -print-multi-os-directory. Pass @multilib_dir@ to
456 SHLIB_INSTALL as well as SHLIB_LINK.
457 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
458 (SHLIB_NAME): Delete.
459 (SHLIB_DIR): New macro.
460 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
461 (SHLIB_INSTALL): Adjust accordingly.
462 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
463 * config/t-slibgcc-sld: Likewise.
464 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
465 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
466 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
467 in $(SHLIB_DIR).
468 (SHLIBUNWIND_INSTALL): Adjust accordingly.
469 * config/i386/t-nwld (SHLIB_SONAME): Delete.
470 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
471 Use @shlib_base_name@ instead of @shlib_so_name@.
472 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
473 and @shlib_base_name@.so in @multilib_dir@.
474 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
475 to the install path.
476 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
477 (SHLIB_LINK): Remove previous workaround.
478 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
479 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
480 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
481 the install path.
482 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
483 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
484 (SHLIB_INSTALL): Adjust accordingly.
485 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
486 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
487 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
488 config/t-slibgcc-elf-ver.
490 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
491 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/19828
494 * tree-ssa-loop-im.c: Add a TODO comment.
495 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
496 without side-effects.
498 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
500 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
501 call fold_convert.
503 2005-02-18 James E. Wilson <wilson@specifixinc.com>
505 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
506 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
507 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
508 functions.
509 (ia64_reorg): Delete fixup_errata call.
510 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
511 (TARGET_SWITCHES): Delete -mb-step entry.
513 2005-02-19 Jakub Jelinek <jakub@redhat.com>
515 PR c/20043
516 * c-typeck.c (composite_type): Handle quals in transparent unions.
517 (type_lists_compatible_p): Likewise.
519 2005-02-18 Stan Shebs <shebs@apple.com>
521 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
522 expressions in the .literal8 section.
524 2005-02-18 Geoffrey Keating <geoffk@apple.com>
526 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
528 2005-02-18 Roger Sayle <roger@eyesopen.com>
530 * fold-const.c (constant_boolean_node): Always create values of the
531 specified type, don't bother calling truthvalue_conversion.
533 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
535 * except.c (output_function_exception_table): Call
536 assemble_external_libcall (eh_personality_libfunc).
538 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
540 PR target/19886
541 * config/ia64/ia64.h (struct machine_function): Add state_num.
542 * config/ia64/ia64.c (process_epilogue,
543 process_for_unwind_directive): Use new unwind state numbers each
544 time rather than state 1.
546 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
548 PR target/20054
549 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
550 before the "*llgt_didi" pattern.
552 2005-02-18 Jason Merrill <jason@redhat.com>
554 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
556 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
558 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
559 (div0): Use it in place of ARM_FUNC_ALIAS.
560 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
562 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
564 PR middle-end/20030
565 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
566 access, the lower bound of the array type if it exists.
568 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
570 PR c++/20008
571 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
572 cases that are out-of-range for the index type.
574 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
576 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
577 (estimate_case_costs): Don't call convert.
578 * expmed.c (expand_shift): Likewise.
579 (make_tree): Call fold_convert instead of convert.
581 2005-02-18 Jakub Jelinek <jakub@redhat.com>
583 PR c++/19813
584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
585 that ref to be marked MEM_READONLY_P doesn't have base that needs
586 constructing.
588 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
590 * genautomata.c (output_get_cpu_unit_code_func,
591 output_cpu_unit_reservation_p): Don't generate old-style function
592 definitions.
594 2005-02-18 Jakub Jelinek <jakub@redhat.com>
596 PR c++/20023
597 PR tree-optimization/20009
598 * convert.c (convert_to_integer): Revert 2005-02-16 change.
600 PR tree-optimization/18947
601 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
602 inline, remove all nodes that are inlined into the extern inline
603 being redefined.
605 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
607 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
608 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
609 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
610 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
611 Update copyright.
613 2005-02-17 Roger Sayle <roger@eyesopen.com>
615 PR tree-optimization/19917
616 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
617 to be potentially trapping.
619 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
621 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
623 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
625 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
626 tem becomes a local variable which is set to the value of the
627 back end defined INITIAL_FRAME_ADDRESS macro.
628 (expand_builtin_frame_address): Omit the base parameter to
629 expand_builtin_return_addr.
630 (expand_builtin_profile_func): Likewise.
631 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
632 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
633 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
635 2005-02-17 Jakub Jelinek <jakub@redhat.com>
637 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
638 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
639 * config/frv/frv.c (frv_function_epilogue): Likewise.
641 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
643 * lambda-code (perfect_nestify): Remove mark/unmark
644 for rewriting hack.
645 * tree-loop-linear.c (linear_transform_loops): Add
646 rewrite_into_ssa call so that ssa is correct for
647 rewriting into loop closed.
649 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
651 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
652 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
653 BITMAP_FREE.
654 * bt-load.c (btr_def_live_range, combine_btr_defs,
655 migrate_btr_def, migrate_btr_defs): Likewise.
656 * cfgcleanup.c (thread_jump): Likewise.
657 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
658 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
659 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
660 df_rd_local_compute, df_reg_info_compute): Likewise.
661 * dominance.c (init_dom_info, free_dom_info): Likewise.
662 * flow.c (init_propagate_block_info,
663 free_propagate_block_info): Likewise.
664 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
665 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
666 modify_reg_pav): Likewise.
667 * loop-invariant.c (find_defs, find_invariant_insn,
668 find_invariants, free_inv_motion_data): Likewise.
669 * predict.c (tree_predict_by_opcode,
670 estimate_bb_frequencies): Likewise.
671 * stmt.c (expand_case): Likewise.
672 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
673 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
674 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
675 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
676 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
677 rewrite_ssa_into_ssa): Likewise.
678 * tree-optimize.c (tree_rest_of_compilation): Likewise.
679 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
680 analyze_edges_for_bb, perform_edge_inserts): Likewise.
681 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
682 * tree-sra.c (tree_sra): Likewise.
683 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
684 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
685 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
686 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
687 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
688 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
689 Likewise.
690 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
691 calculate_live_on_entry, calculate_live_on_exit,
692 build_tree_conflict_graph): Likewise.
693 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
694 record_important_candidates, set_use_iv_cost, find_depends,
695 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
696 tree_ssa_iv_optimize_finalize): Likewise.
697 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
698 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
699 tree_duplicate_loop_to_header_edge): Likewise.
700 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
701 * tree-ssa.c (verify_flow_insensitive_alias_info,
702 verify_name_tags, verify_ssa, init_tree_ssa,
703 delete_tree_ssa): Likewise.
704 * tree-ssanames.c (marked_ssa_names, init_ssanames,
705 fini_ssanames): Likewise.
706 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
708 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
710 * config/rs6000/t-rtems: Completely reworked.
712 2005-02-17 Ira Rosen <irar@il.ibm.com>
714 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
716 2005-02-17 Ira Rosen <irar@il.ibm.com>
718 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
719 POINTER_TYPE_P when checking that type is a pointer.
720 (vect_get_memtag): Remove.
721 (vect_address_analysis): Use POINTER_TYPE_P. Call
722 vect_object_analysis with dummy parameter for memtag.
723 (vect_object_analysis): Extract memtag (functionality that
724 used to be in vect_get_memtag and moved here). Fix printings.
725 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
726 with correct parameters. Remove call to vect_get_memtag.
728 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
730 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
731 (tree-vectorizer.o): Added missing dependencies.
733 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
734 decleration.
735 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
736 declaration in tree-vectorizer.c, now has an extern declaration in
737 tree-vectorizer.h).
738 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
739 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
740 get_vectype_for_scalar_type, vect_is_simple_use,
741 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
742 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
743 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
744 vectorizable_store, vectorizable_operation, vectorizable_assignment,
745 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
746 find_loop_location): Likewise.
748 * tree-vectorizer.c (langhooks.h): #include removed.
749 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
750 moved to tree-vectorized.h.
751 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
752 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
753 get_vectype_for_scalar_type, vect_is_simple_use,
754 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
755 vect_supportable_dr_alignment, new_loop_vec_info,
756 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
757 vect_set_verbosity_level, find_loop_location): Likewise.
759 (vect_analyze_loop): Function externalized. Declaration moved to
760 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
761 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
762 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
763 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
764 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
765 vect_enhance_data_refs_alignment, vect_analyze_operations,
766 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
767 vect_stmt_relevant_p, vect_get_loop_niters,
768 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
769 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
770 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
771 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
772 vect_get_memtag): Likewise.
774 (vectorizable_load): Function externalized. Declaration moved to
775 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
776 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
777 vect_transform_loop): Likewise.
778 (vect_transform_stmt): Moved to tree-vect-transform.c.
779 (vect_align_data_ref, vect_create_destination_var,
780 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
781 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
782 vect_get_vec_def_for_operand, vect_init_vector,
783 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
784 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
785 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
786 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
787 vect_do_peeling_for_loop_bound): Likewise.
789 * tree-vect-analyze.c: New file.
790 * tree-vect-transform.c: New file.
792 2005-02-17 Jason Merrill <jason@redhat.com>
794 PR mudflap/19319, c++/19317
795 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
796 slot explicit.
798 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
800 * doc/install.texi (Specific): Update link for Darwin-specific
801 tool binary site.
803 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
805 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
806 constant_boolean_node.
808 2005-02-16 David Edelsohn <edelsohn@gnu.org>
810 PR target/19019
811 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
812 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
814 2005-02-16 Richard Henderson <rth@redhat.com>
816 PR 19920
817 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
818 with W_TYPE_SIZE.
819 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
820 replace uses with Wtype_MAXp1_F.
821 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
822 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
823 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
824 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
825 and HAVE_TFMODE as appropriate.
826 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
827 (__floatdisf): Likewise.
828 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
829 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
830 (Wtype_MAXp1_F): New.
831 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
832 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
834 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
836 * PR target/19162
837 * arm.c (arm_apply_result_size): New function.
838 * arm.h (APPLY_RESULT_SIZE): Define.
839 * arm-protos.h (arm_apply_result_size): Add prototype.
840 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
841 (movxf): New expand.
842 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
843 (call_value_symbol): Remove predicate for operand 0.
844 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
845 (untyped_call): Rework to correclty return values for any type.
846 (untyped_return): New expand.
847 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
849 2005-02-16 Stan Shebs <shebs@apple.com>
851 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
852 * config/rs6000/t-darwin8: New, for 64-bit multilib.
854 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
856 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
857 configure settings on Solaris 7 and later.
859 2005-02-16 Diego Novillo <dnovillo@redhat.com>
861 PR tree-optimization/19865
862 * tree-optimize.c (init_tree_optimization_passes): Run
863 pass_may_alias after pass_sra.
865 2005-02-16 Richard Henderson <rth@redhat.com>
866 Stuart Hastings <stuart@apple.com>
868 PR debug/19521
869 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
870 Do nothing if debug info suppressed for this function.
871 (dbxout_begin_function): Early exit if debug info suppressed for
872 this function.
874 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
876 PR target/20007
877 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
878 find_basic_blocks.
879 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
881 PR tree-optimization/19967
882 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
883 expand_builtin_strchr, expand_builtin_strrchr): Take a new
884 argument TYPE. Adjust calls to fold_builtin_XXX.
885 (expand_builtin, fold_builtin_1): Adjust calls to
886 expand_builtin_XXX.
887 (fold_builtin_strchr, fold_builtin_strpbrk,
888 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
889 result to a requested type TYPE.
891 2005-02-16 Jakub Jelinek <jakub@redhat.com>
893 PR middle-end/19857
894 * fold-const.c (fold): Don't optimize (T)(x & cst) to
895 (T)x & (T)cst if (T)cst overflows.
896 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
897 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
899 2005-02-15 Jeff Law <law@redhat.com>
901 * gcse.c (blocks_with_calls): New bitmap.
902 (alloc_gcse_mem): Allocate it.
903 (free_gcse_mem): Free it.
904 (clear_modifY_mem_tables): Clear it.
905 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
906 when we encounter CALL_INSNs.
907 (compute_transp, case MEM): Handle blocks with calls separate
908 from blocks without calls. Use bitmap iterators rather than
909 FOR_EACH_BB.
911 2005-02-15 Peter O'Gorman <peter@pogma.com>
913 PR bootstrap/18810
914 * mklibgcc.in (vis_hide): Use a temporary object file, not
915 -o /dev/null.
917 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
919 PR target/19924
920 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
921 access optimization.
923 2005-02-15 David Edelsohn <edelsohn@gnu.org>
924 Alan Modra <amodra@bigpond.net.au>
926 PR target/19019
927 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
928 (_xlqsub): Rename to __gcc_qsub.
929 (_xlqmul): Rename to __gcc_qmul.
930 (_xlqdiv): Rename to __gcc_qdiv.
931 Provide versioned symbol aliases with old names.
932 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
933 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
934 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
935 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
936 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
938 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
940 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
941 Fold ~(A - 1) and ~(A + -1) to -A.
943 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
945 PR pch/14940
946 PR target/19300
947 * config/host-linux.c (linux_gt_pch_use_address): Copy from
948 config/pa/pa-host.c:pa_gt_pch_use_address.
950 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
952 * tree-vn.c (get_value_handle): Make sure that given an
953 is_gimple_min_invariant expression, we always return it.
955 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
957 * passes.c (rest_of_handle_gcse): Fix a comment.
959 2005-02-15 Jeff Law <law@redhat.com>
961 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
962 bitmap.
963 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
964 (canon_list_insert, record_last_mem_set_info): Similarly.
965 (clear_modify_mem_tables): Similarly.
967 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
969 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
970 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
971 config/mips/mips.md, config/rs6000/aix.h,
972 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
974 2005-02-15 Richard Henderson <rth@redhat.com>
976 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
977 call to be best_edge.
979 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
981 * basic-block.h: Adjust the prototype for find_basic_blocks.
982 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
983 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
984 find_basic_blocks.
986 * flow.c (recompute_reg_usage): Remove all arguments.
987 * passes.c (rest_of_compilation): Adjust the call to
988 recompute_reg_usage.
989 * rtl.h: Adjust the prototype for recompute_reg_usage.
991 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
993 * tree-dump.c (dump_files): Update to reflect new member
994 of dump_file_info.
995 (dump_register): Add new argument.
996 Set glob name.
997 (dump_switch_p_1): Check against glob name if doglob was passed.
998 (dump_switch_p): Check against regular first, then glob if
999 we didn't have any hits on the dump name.
1000 * tree-optimize.c (register_one_dump_file):
1001 Pass in glob name as well.
1002 * tree-pass.h (struct dump_file_info): Add glob
1003 member.
1005 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1007 PR preprocessor/16323
1008 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1010 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1012 PR target/19019
1013 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1014 (trunctfdf2_internal1): New.
1015 (trunctfdf2_internal2): Renamed from trunctfdf2.
1017 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1019 PR tree-optimization/19853
1020 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1022 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1024 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1025 delete_dead_jumptables and cleanup_cfg.
1027 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1029 * reload.c (find_reloads): Swap address_reloaded flags when
1030 swapping commutative operands.
1032 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1034 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1035 Use standard_iv_increment_position for computing the bsi position
1036 for create_iv.
1037 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1038 the bsi position.
1040 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1042 PR target/17428
1043 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1044 life range of hard registers.
1045 * value-prof.c (insn_prefetch_values_to_profile): Only
1046 scan normal insns.
1048 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1049 profile in libcalls.
1051 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1053 * bitmap.h (bitmap_and_compl_into): Return bool.
1054 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1056 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1058 PR tree-optimization/19944
1059 * fold-const.c (fold): Re-add ABS_EXPR folding.
1061 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1063 PR target/19019
1064 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1065 {TARGET,MASK}_XL_COMPAT.
1066 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1067 MASK_XL_COMPAT.
1068 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1069 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1070 TARGET_XL_COMPAT.
1071 (rs6000_arg_partial_bytes): Same.
1072 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1073 and XL compatibility enabled.
1074 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1075 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1076 test to final condition.
1077 (cmptf_internal2): New.
1078 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1079 xl-compat. Add TFmode information to description.
1081 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1083 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1085 2005-02-13 Jason Merrill <jason@redhat.com>
1087 PR c++/16405
1088 * fold-const.c (fold_indirect_ref_1): Split out from...
1089 (build_fold_indirect_ref): Here.
1090 (fold_indirect_ref): New fn.
1091 * tree.h: Declare it.
1092 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1093 (gimplify_modify_expr_rhs): Likewise.
1094 (gimplify_expr): Likewise.
1096 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1098 PR tree-optimization/14303
1099 PR tree-optimization/15784
1100 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1101 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1102 ABS_EXPR<x> != 0 to x != 0.
1104 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1106 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1107 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1108 spelling conventions.
1110 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1111 delete_trivially_dead_insns too many times.
1113 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1114 tem and tem2.
1116 2005-02-12 Ira Rosen <irar@il.ibm.com>
1118 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1119 (vect_is_simple_iv_evolution): Remove redundant parameter
1120 and step check.
1121 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1122 without last parameter.
1123 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1124 Return pointer step. Call vect_is_simple_iv_evolution without
1125 last parameter. Check only that the step is multiple of size
1126 type. Remove stmt_vinfo updates.
1127 (vect_get_memtag_and_dr): Remove.
1128 (vect_get_memtag): New function.
1129 (vect_address_analysis): New function.
1130 (vect_object_analysis): New function.
1131 (vect_analyze_data_refs): Call vect_object_analysis and
1132 vect_get_memtag. Update stmt_vinfo fields.
1134 2005-02-12 Ira Rosen <irar@il.ibm.com>
1136 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1137 exist and are objects. Remove checks for pointer.
1138 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1139 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1140 (vect_create_data_ref_ptr): Likewise.
1141 (vect_base_addr_differ_p): New function.
1142 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1143 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1144 Don't set the DR_BASE_NAME field of data-ref.
1145 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1147 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1149 * optabs.h (enum optab_index): Add new OTI_ldexp.
1150 (ldexp_optab): Define corresponding macro.
1151 * optabs.c (init_optabs): Initialize ldexp_optab.
1152 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1153 patterns.
1154 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1155 using ldexp_optab.
1156 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1157 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1159 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1160 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1161 intrinsics.
1163 2005-02-12 Ira Rosen <irar@il.ibm.com>
1165 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1166 to base_address.
1167 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1168 stmt_vec_info.
1169 (vect_get_base_and_offset): Always return an address.
1170 (vect_create_addr_base_for_vector_ref): Remove treatment for
1171 different data reference types.
1172 (vect_compute_data_ref_alignment): Rename base to base_address in
1173 stmt_vec_info. Get the object in order to force its alignment.
1174 (vect_get_memtag_and_dr): Rename base to base_address in
1175 stmt_vec_info. Extract the object for memtag analysis.
1177 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1179 PR regression/19898.
1180 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1181 changes cc_status, use apply modified_in_p to part of cc_status
1182 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1183 body.
1185 2005-02-11 Richard Henderson <rth@redhat.com>
1187 * tree-complex.c (expand_complex_libcall): New.
1188 (expand_complex_multiplication): Use it for c99 compliance.
1189 (expand_complex_division): Likewise.
1190 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1191 (fold): Call them.
1192 * builtins.c (built_in_names): Remove const.
1193 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1194 builtins.
1195 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1196 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1197 (built_in_names): Remove const.
1198 * c-common.c (c_common_type_for_mode): Handle complex modes.
1199 * flags.h, toplev.c (flag_complex_method): Rename from
1200 flag_complex_divide_method.
1201 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1202 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1203 * libgcc2.h: Declare them.
1204 * libgcc-std.ver: Export them.
1205 * mklibgcc.in (lib2funcs): Build them.
1207 2005-02-11 Steven Bosscher <stevenb@suse.de>
1209 PR tree-optimization/19876
1210 Partially revert my change from 2005-01-14
1211 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1212 (compute_antic): ...and remove the loop here.
1214 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1216 PR middle-end/19858
1217 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1218 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1220 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1221 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1223 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1225 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1226 offsets for the big-endian 32-bit case.
1228 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1230 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1232 2005-02-11 Dale Johannesen <dalej@apple.com>
1234 * cselib.c (cselib_process_insn): Clear out regs where
1235 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1236 * reload.c (find_equiv_reg): Ditto.
1238 2005-02-11 Ian Lance Taylor <ian@airs.com>
1240 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1241 with no elements.
1243 * tree.c (build_function_type_list): Work correctly if there are
1244 no arguments.
1246 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1248 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1249 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1250 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1251 TARGET_ZARCH instead of TARGET_64BIT.
1253 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1255 * config/rs6000/t-rtems:
1256 (MULTILIB_OPTIONS): Remove mcpu=602.
1257 (MUTLILIB_DIRNAMES): Remove m602.
1258 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1259 Let mcpu=602 match mcpu=603.
1260 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1262 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1264 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1265 signal trampolines.
1267 2005-02-10 David Daney <ddaney@avtrex.com>
1269 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1270 * config/i386/linux-unwind.h: Likewise.
1271 * config/ia64/linux-unwind.h: Likewise.
1272 * config/mips/linux-unwind.h: Likewise.
1273 * config/pa/linux-unwind.h: Likewise.
1274 * config/rs6000/linux-unwind.h: Likewise.
1275 * config/s390/linux-unwind.h: Likewise.
1276 * config/sh/linux-unwind.h: Likewise.
1277 * config/sparc/linux-unwind.h: Likewise.
1279 2005-02-10 Steven Bosscher <stevenb@suse.de>
1281 PR tree-optimization/17549
1282 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1283 TER to replace a DEF with its expression if the DEF and the
1284 rhs of the expression we replace into have the same root
1285 variable.
1287 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1289 * config/mips/mips.md: Fix the placement of the match_scratch in the
1290 lea64 peephole2.
1292 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1294 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1295 Fix comment typos.
1297 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1299 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1300 (strip_offset): Handle addresses.
1301 (add_address_candidates): Use strip_offset.
1302 (difference_cost): Reflect strip_offset change.
1303 (force_var_cost, difference_cost): Strip nops.
1305 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1307 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1309 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1310 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1311 config/cris/cris-protos.h, config/cris/cris.c: Update
1312 copyright.
1314 2005-02-10 Jeff Law <law@redhat.com>
1316 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1317 (lookup_avail_expr): Similarly.
1319 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1321 * builtins.c (fold_builtin_powi): New function.
1322 (fold_builtin_1): Call it.
1324 2005-02-10 Steven Bosscher <stevenb@suse.de>
1326 PR documentation/19309
1327 * doc/cpp.texi: The __GNUC__ and related predefined macros
1328 are also defined for the "standalone" cpp.
1329 Some non-GCC compilers may also define __GNUC__.
1331 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1333 PR c/19342
1334 * c-typeck.c (common_type): New routine. Old common_type renamed
1335 to...
1336 (c_common_type): ...this.
1337 (build_conditional_expr, build_binary_op): Use c_common_type instead
1338 of common_type.
1340 2005-02-10 Steven Bosscher <stevenb@suse.de>
1342 * doc/md.texi: Replace @samp{length} with @code{length}.
1344 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1346 PR tree-optimization/18687
1347 * tree-flow.h (find_loop_niter): Declare.
1348 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1349 Try using scev even for loops with more than one exit.
1350 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1351 (struct ivopts_data): Added niters field.
1352 (struct nfe_cache_elt): New.
1353 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1354 functions.
1355 (tree_ssa_iv_optimize_init): Initialize niters cache.
1356 (determine_number_of_iterations): Removed.
1357 (find_induction_variables): Do not call determine_number_of_iterations.
1358 Access niters for single exit through niter_for_single_dom_exit.
1359 (add_iv_outer_candidates): Access niters for single exit through
1360 niter_for_single_dom_exit.
1361 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1362 number_of_iterations_cond.
1363 (iv_period): New function.
1364 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1365 (may_replace_final_value): Take data argument. Use
1366 niter_for_single_dom_exit.
1367 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1368 (rewrite_use_compare): Pass data to may_eliminate_iv.
1369 (rewrite_use_outer): Pass data to may_replace_final_value.
1370 (free_loop_data): Clean up the niters cache.
1371 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1372 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1373 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1374 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1375 (num_ending_zeros): Moved to tree.c.
1376 * tree.h (num_ending_zeros): Declare.
1377 * tree.c (num_ending_zeros): Moved from tree.c.
1379 2005-02-09 Richard Henderson <rth@redhat.com>
1381 * builtins.c (DEF_BUILTIN): Add COND argument.
1382 * tree.h (DEF_BUILTIN): Likewise.
1383 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1384 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1385 match.
1386 (DEF_BUILTIN_STUB): New.
1387 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1388 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1389 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1390 * c-common.c (DEF_BUILTIN): Add COND argument.
1391 * tree.c (local_define_builtin): New.
1392 (build_common_builtin_nodes): New.
1394 2005-02-09 Roger Sayle <roger@eyesopen.com>
1396 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1397 floating point expression ignoring the sign of the result.
1398 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1399 (fold) <MULT_EXPR>: Use it to simplify x*x.
1400 * tree.h (fold_strip_sign_ops): Prototype here.
1401 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1402 argument. Use fold_strip_sign_ops to simplify the first argument.
1403 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1404 first argument when the second argument is an even integer
1405 constant, but only with -funsafe_math_optimizations.
1406 (fold_builtin_1): Update call to fold_builtin_copysign.
1408 2005-02-09 Ian Lance Taylor <ian@airs.com>
1410 PR middle-end/19583
1411 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1412 just check whether EH_FILTER_FAILURE falls through.
1414 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1416 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1417 insns return to ready list in the next turn.
1419 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1421 PR middle-end/19402
1422 * builtins.def: New __builtin_powi[lf].
1423 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1424 (expand_builtin_powi): New function.
1425 (expand_builtin): Dispatch to expand_builtin_powi.
1426 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1427 * libgcc2.c: Add __builtin_powi[lf] implementation.
1428 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1429 * optabs.h: Add powi_optab.
1430 * optabs.c (init_optabs): Initialize powi_optab.
1431 * doc/extend.texi: Document __builtin_powi[lf].
1433 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1435 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1436 exists.
1438 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1440 PR middle-end/19854
1441 * fold-const.c (try_move_mult_to_index): Remove redundant
1442 type argument. Create ADDR_EXPR with correct type.
1443 (fold): Update callers of try_move_mult_to_index. Convert
1444 result to the appropriate type.
1446 2005-02-09 Roger Sayle <roger@eyesopen.com>
1448 PR target/19597
1449 * config/avr/avr.c (default_rtx_costs): Delete.
1450 (avr_operand_rtx_cost): New function.
1451 (avr_rtx_costs): Completely rewrite.
1453 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1455 PR target/19806
1456 * config/cris/cris.c (in_code): New variable.
1457 (cris_output_addr_const): Now a static function, a wrapper for
1458 output_addr_const.
1459 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1460 case from old cris_output_addr_const.
1461 (cris_asm_output_label_ref): Similar for LABEL_REF.
1462 (cris_output_addr_const_extra): Similar for UNSPEC.
1463 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1464 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1465 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1466 declaration.
1467 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1468 (cris_asm_output_label_ref): Declare.
1470 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1472 PR preprocessor/19801
1473 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1474 filenames that changed when libcpp was moved to the toplevel.
1476 2005-02-07 Roger Sayle <roger@eyesopen.com>
1478 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1479 zero extensions of BImode operands. Call lowpart_subreg instead
1480 of gen_lowpart_common and gen_lowpart_SUBREG.
1482 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1484 PR ada/19489
1485 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1486 * configure.ac: Set cc_for_cross_gnattools.
1487 * configure: Regenerate.
1489 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1491 PR target/19803
1492 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1494 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1496 PR debug/19327
1497 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1498 of nested functions.
1500 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1502 * doc/extend.texi: Document deprecated extensions allowing
1503 static floating-point members to have initializers and allowing
1504 floating-point literals in integral constant expressions.
1506 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1508 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1509 config/darwin7.h, config/mips/mips.c,
1510 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1511 Update copyright.
1513 * cse.c: Update comments.
1515 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1517 PR middle-end/19775
1518 * builtins.c (fold_builtin_sqrt): Transform
1519 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1520 pow(x,y*0.5).
1522 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1523 Dorit Naishlos <dorit@il.ibm.com>
1525 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1526 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1527 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1528 was added.
1529 * tree.h (vect_set_verbosity_level): New extern function declaration
1530 added.
1531 * tree-vectorizer.h (verbosity_levels): New enum type.
1532 * tree-vectorizer.c (vect_debug_stats): Function removed.
1533 (vect_debug_details): Likewise.
1534 (vect_verbosity_level): Global variable was defined and initialized.
1535 (vect_dump): Global variable definition.
1536 (vect_print_dump_info): New function.
1537 (vect_set_dump_settings): New function.
1538 (vect_set_verbosity_level): New function.
1539 (vectorize_loops): Add call to vect_set_dump_settings.
1541 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1542 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1543 (slpeel_tree_peel_loop_to_edge): Likewise.
1545 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1546 appropriate verbosity level instead of call to vect_debug_details
1547 or vect_debug_stats.
1548 (vect_get_base_and_offset):
1549 (vect_create_addr_base_for_vector_ref):
1550 (get_vectype_for_scalar_type):
1551 (vect_create_data_ref_ptr):
1552 (vect_init_vector):
1553 (vect_get_vec_def_for_operand):
1554 (vect_finish_stmt_generation):
1555 (vectorizable_assignment):
1556 (vectorizable_operation):
1557 (vectorizable_store):
1558 (vectorizable_load):
1559 (vect_transform_stmt):
1560 (vect_update_ivs_after_vectorizer):
1561 (vect_do_peeling_for_loop_bound):
1562 (vect_update_inits_of_drs):
1563 (vect_do_peeling_for_alignment):
1564 (vect_transform_loop):
1565 (vect_is_simple_use):
1566 (vect_analyze_operations):
1567 (vect_is_simple_iv_evolution):
1568 (vect_analyze_scalar_cycles):
1569 (vect_analyze_data_ref_dependence):
1570 (vect_analyze_data_ref_dependences):
1571 (vect_compute_data_ref_alignment):
1572 (vect_enhance_data_refs_alignment):
1573 (vect_analyze_data_refs_alignment):
1574 (vect_analyze_data_ref_access):
1575 (vect_analyze_data_ref_accesses):
1576 (vect_analyze_pointer_ref_access):
1577 (vect_get_memtag_and_dr):
1578 (vect_analyze_data_refs):
1579 (vect_mark_relevant):
1580 (vect_stmt_relevant_p):
1581 (vect_mark_stmts_to_be_vectorized):
1582 (vect_can_advance_ivs_p):
1583 (vect_get_loop_niters):
1584 (vect_analyze_loop_form):
1585 (vect_analyze_loop):
1586 (vectorize_loops): Likewise.
1588 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1589 (vect_update_inits_of_drs):
1590 (vect_do_peeling_for_alignment):
1591 (vect_transform_loop):
1592 (vect_analyze_operations):
1593 (vect_analyze_scalar_cycles):
1594 (vect_analyze_data_ref_dependences):
1595 (vect_analyze_data_refs_alignment):
1596 (vect_analyze_data_ref_accesses):
1597 (vect_analyze_data_refs):
1598 (vect_mark_stmts_to_be_vectorized):
1599 (vect_get_loop_niters):
1600 (vect_analyze_loop_form):
1601 (vect_analyze_loop): Likewise.
1602 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1604 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1606 PR bootstrap/19796
1607 Revert:
1608 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1609 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1610 either -ffast-math or -funsafe-math-optimizations is in use.
1612 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1613 * config/mips/irix-csr.c: New file.
1614 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1615 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1616 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1617 executables.
1619 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1621 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1622 redundant, incorrect definitions.
1624 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1625 expand.
1626 ("*tls_indirect_call"): New, reference hard regs directly.
1627 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1629 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1631 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1632 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1634 2005-02-06 Roger Sayle <roger@eyesopen.com>
1636 PR rtl-optimization/19800
1637 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1638 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1639 gen_lowpart.
1641 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1643 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1645 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1647 PR other/17135
1648 * doc/invoke.texi: Correct documentation of -freorder-functions.
1650 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1652 PR other/14402
1653 * doc/invoke.texi: Don't mention gccbug.
1655 2005-02-06 Roger Sayle <roger@eyesopen.com>
1656 Andrew Pinski <pinskia@physics.uc.edu>
1657 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1659 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1660 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1661 into just (zero_extract:SI FOO (const_int 1) BAR).
1663 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1665 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1666 macro locally. Don't give last revision date. Use GCC version
1667 number from gcc-common.texi.
1668 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1669 revision date. Use GCC version number from gcc-common.texi.
1670 Describe being a library as current state rather than as 3.x
1671 history.
1672 * doc/gcc.texi: Remove last update date.
1673 * doc/gccint.texi: Likewise. Update copyright dates.
1674 * doc/install.texi: Update copyright dates.
1676 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1678 PR other/7549
1679 * doc/invoke.texi: Mention for each option included in -Wall that
1680 it is included in -Wall.
1681 * doc/gcc.texi: Update copyright and last modification date.
1683 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1685 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1686 unnecessary cast to original induction variable increments.
1688 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1690 PR tree-optimization/18219
1691 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1692 in distributed form.
1694 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1696 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1697 Set bitpos and offset later in the function. Do nothing if the
1698 target is a register and if the bitfield lies completely outside
1699 that register.
1700 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1701 here. Return an uninitialised register if the source value is stored
1702 in a register and the bitfield lies completely outside that register.
1704 2005-02-06 Steven Bosscher <stevenb@suse.de>
1706 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1707 not SET_DEST.
1709 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1711 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1713 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1715 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1716 * config/darwin8.h: New.
1717 * config/darwin7.h: Update comment.
1719 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1720 Dorit Naishlos <dorit@il.ibm.com>
1722 * tree-vectorizer.h (LOC): New type.
1723 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1724 (loop_line_number): New field in struct _loop_vec_info.
1725 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1727 * tree-vectorizer.c (input.h): Included.
1728 (find_loop_location): New function.
1729 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1730 loop line number removed.
1731 (vect_debug_details): Likewise.
1732 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1734 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1735 call to vect_debug_details/stats changed from loop to loop_loc.
1736 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1737 (slpeel_tree_peel_loop_to_edge): Likewise.
1739 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1740 changed from NULL to UNKNOWN_LOC.
1741 (vect_get_base_and_offset):
1742 (vect_create_addr_base_for_vector_ref):
1743 (get_vectype_for_scalar_type):
1744 (vect_create_data_ref_ptr):
1745 (vect_init_vector):
1746 (vect_get_vec_def_for_operand):
1747 (vect_finish_stmt_generation):
1748 (vectorizable_assignment):
1749 (vectorizable_operation):
1750 (vectorizable_store):
1751 (vectorizable_load):
1752 (vect_transform_stmt):
1753 (vect_update_ivs_after_vectorizer):
1754 (vect_do_peeling_for_loop_bound):
1755 (vect_do_peeling_for_alignment):
1756 (vect_transform_loop):
1757 (vect_is_simple_use):
1758 (vect_analyze_operations):
1759 (vect_is_simple_iv_evolution):
1760 (vect_analyze_scalar_cycles):
1761 (vect_analyze_data_ref_dependences):
1762 (vect_compute_data_ref_alignment):
1763 (vect_enhance_data_refs_alignment):
1764 (vect_analyze_data_ref_access):
1765 (vect_analyze_data_ref_accesses):
1766 (vect_analyze_pointer_ref_access):
1767 (vect_get_memtag_and_dr):
1768 (vect_analyze_data_refs):
1769 (vect_mark_relevant):
1770 (vect_stmt_relevant_p):
1771 (vect_mark_stmts_to_be_vectorized):
1772 (vect_can_advance_ivs_p):
1773 (vect_get_loop_niters):
1774 (vect_analyze_loop):
1775 (vectorize_loops): Likewise.
1777 (vectorizable_load): Argument in call to vect_debug_details/stats
1778 changed from loop to LOOP_LOC (loop_vinfo).
1779 (vect_transform_loop):
1780 (vect_analyze_operations):
1781 (vect_analyze_scalar_cycles):
1782 (vect_analyze_data_ref_dependence):
1783 (vect_enhance_data_refs_alignment):
1784 (vect_analyze_data_ref_accesses):
1785 (vect_analyze_pointer_ref_access):
1786 (vect_analyze_data_refs):
1787 (vect_analyze_loop): Likewise.
1789 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1790 changed from loop to loop_loc.
1792 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1794 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1795 Dorit Naishlos <dorit@il.ibm.com>
1797 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1798 declaration added.
1799 (vect_analyze_data_ref_dependences): Likewise.
1801 (vect_is_simple_use): Argument changed from loop structure to
1802 loop_vect_info structure.
1803 (vect_can_advance_ivs_p): Likewise.
1804 (vect_create_index_for_vector_ref): Likewise.
1805 (vect_update_ivs_after_vectorizer): Likewise.
1806 (new_stmt_vec_info): Likewise.
1808 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1809 changed from loop to loop_vinfo.
1810 (vect_create_data_ref_ptr): First argument in call to
1811 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1812 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1813 was changed from loop to loop_vinfo.
1814 (vectorizable_operation): Likewise.
1815 (vectorizable_store): Likewise.
1816 (vect_mark_stmts_to_be_vectorized): Likewise.
1817 (vect_do_peeling_for_loop_bound): First argument in call to
1818 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1819 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1820 was changed from loop to loop_vinfo.
1821 (vect_analyze_data_ref_dependences): Third argument in call to
1822 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1824 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1825 (vect_create_data_ref_ptr): Likewise.
1826 (vect_init_vector): Likewise.
1827 (vect_get_vec_def_for_operand): Likewise.
1828 (vectorizable_assignment): Likewise.
1829 (vectorizable_operation): Likewise.
1830 (vectorizable_store): Likewise.
1831 (vectorizable_load): Likewise.
1832 (vect_update_ivs_after_vectorizer): Likewise.
1833 (vect_is_simple_use): Likewise.
1834 (vect_analyze_data_ref_dependence): Likewise.
1835 (vect_analyze_pointer_ref_access): Likewise.
1836 (vect_can_advance_ivs_p): Likewise.
1838 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1839 before _stmt_vec_info.
1840 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1841 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1842 (new_stmt_vec_info): Argument changed from loop structure to
1843 loop_vect_info structure
1845 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1846 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1847 (vect_create_addr_base_for_vector_ref): Likewise.
1848 (vect_analyze_pointer_ref_access): Likewise.
1850 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1852 PR tree-opt/19768
1853 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1854 phi flag if the phi is abnormal.
1856 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1858 PR tree-opt/19736
1859 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1860 information for the new statement.
1862 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1864 PR driver/19117
1865 * gcc.c (main): Include the target in -v output.
1867 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1869 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1870 Do not drop the extend if we'd have to add a paradoxical subreg
1871 later. Include optabs.h and insn-codes.h.
1872 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1874 2005-02-02 Roger Sayle <roger@eyesopen.com>
1876 PR middle-end/19405
1877 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1878 * fold-const.c (const_binop): Avoid constant folding floating
1879 point operations in modes that use composite representations.
1880 * simplify-rtx.c (simplify_binary_operation): Likewise.
1882 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1884 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1885 a REG, not a MEM.
1886 (altivec_dstt): Likewise.
1887 (altivec_dstst): Likewise.
1888 (altivec_dststt): Likewise.
1889 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1890 of first operand.
1892 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1894 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1895 EXPR_LOCUS from orig_cond to the new cond_stmt.
1896 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1897 the new vec_stmt.
1899 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1901 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1902 standard_iv_increment_position. Remove call to bsi_next
1903 (no need to bump the iterator anymore).
1904 (vect_create_index_for_vector_ref): Call
1905 standard_iv_increment_position. Remove second function argument.
1906 (vect_finish_stmt_generation): Remove call to bsi_next
1907 (no need to bump the iterator anymore).
1908 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1909 to vect_create_index_for_vector_ref.
1911 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1913 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1914 phis are used out of the loop.
1916 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1918 PR c/17807
1919 * c-decl.c (undef_nested_function): New variable.
1920 (pop_scope): Diagnose undefined nested functions.
1921 (finish_function): Don't attempt cgraph processing or genericizing
1922 if current top-level function contained an undefined nested
1923 function. Reset undef_nested_function at the end of a top-level
1924 function.
1926 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1928 * tree.c (build_int_cst_type): Take sign of the value into account
1929 when deciding whether sign extend the value.
1931 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1933 PR c/18502
1934 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1935 (cpp_options, cc1_options): Change %{std*&ansi} to
1936 %{std*&ansi&trigraphs}.
1938 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1940 * cse.c: Update comments.
1942 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1944 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1945 arguments go on the stack. Do not put complex doubles in odd/even
1946 pairs.
1948 2005-02-02 Steven Bosscher <stevenb@suse.de>
1950 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1951 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1952 -ftree-pre, and -fthread-jumps.
1954 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1956 PR tree-optimization/19578
1957 * tree-flow.h (modified_noreturn_calls): Declare.
1958 (noreturn_call_p): Declare.
1959 * tree-flow-inline.h (noreturn_call_p): New function.
1960 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1961 * tree-cfg.c (modified_noreturn_calls): New variable.
1962 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1963 that contain a mid-block noreturn call.
1964 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1966 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1968 * df.c (df_def_record_1, df_uses_record): Don't use
1969 DF_FOR_REGALLOC.
1970 * df.h (DF_FOR_REGALLOC): Remove.
1972 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1974 PR c/19435
1975 * c-typeck.c (really_start_incremental_init): Reset
1976 constructor_max_index for arrays of incomplete type.
1978 2005-02-02 Jeff Law <law@redhat.com>
1980 * gcse.c (struct reg_set): Store the block index where the register
1981 was set rather than the setting insn.
1982 (record_one_set, compute_transp): Corresponding changes.
1983 (pre_insert_copy_insn): Do not call replace_one_set.
1984 (replace_one_set): Remove.
1986 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1988 PR other/15514
1989 * doc/gcov.texi: Fix typo.
1991 2005-02-01 Richard Henderson <rth@redhat.com
1993 PR target/19680
1994 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1995 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1996 type to bool.
1997 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1998 * config/i386/i386-protos.h: Update.
2000 2005-02-01 Steven Bosscher <stevenb@suse.de>
2002 PR tree-optimization/19217
2003 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2004 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2005 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2006 that it is walking a PHI node.
2008 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2010 * doc/extend.texi (Nested Functions): Update.
2012 2005-02-01 Richard Henderson <rth@redhat.com>
2014 PR 19696
2015 * optabs.c (expand_copysign_absneg): Export.
2016 * optabs.h (expand_copysign_absneg): Declare.
2017 * config/rs6000/rs6000.md (copysigntf3): New.
2019 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2021 PR tree-optimization/19633
2022 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2023 * tree-ssa-alias.c (init_alias_info): Initialize.
2024 (merge_pointed_to_info): Set.
2025 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2026 (dump_points_to_info_for): Show value of pt_null.
2027 (struct count_ptr_d): Declare.
2028 (find_ptr_dereference): Remove.
2029 (ptr_is_dereferenced_by): Remove.
2030 (count_ptr_derefs): New local function.
2031 (count_uses_and_derefs): New local function.
2032 (compute_points_to_and_addr_escape): Call it. If the number
2033 of dereferences is greater than zero, mark the pointer as
2034 dereferenced. If there are fewer dereferences than uses of
2035 the pointer, the pointer's value escapes.
2037 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2039 PR tree-optimization/19670
2040 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2041 here...
2042 (verify_use): ... set it here, instead.
2044 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2046 * doc/sourcebuild.texi (Test directives): Fix formatting.
2048 * doc/sourcebuild.texi (Test directives): Describe selector
2049 expressions.
2051 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2053 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2054 specific 64-bit CPUs.
2056 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2058 PR target/16201
2059 * arm.c (arm_eliminable_register): New function.
2060 (adjacent_mem_locations): Don't allow eliminable registers. Use
2061 HOST_WIDE_INT for address offsets.
2062 * arm-protos.h (arm_eliminable_register): Add prototype.
2064 2005-02-01 Steven Bosscher <stevenb@suse.de>
2066 PR optimization/15242
2067 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2068 * basic-block.h (duplicate_computed_gotos): Add prototype.
2069 * bb-reorder.c (duplicate_computed_gotos): New function to
2070 duplicate sufficiently small blocks ending in a computed jump.
2071 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2072 if not optimizing for size.
2073 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2074 never do tail merging for blocks ending in a computed jump.
2075 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2077 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2079 Patch from Richard Sandiford <rsandifo@redhat.com>
2080 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2081 from inheriting a subreg equivalence with a non-spill register.
2083 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2085 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2087 * config/frv/frv.c (movcc_fp_destination_operand): New.
2088 (gpr_or_memory_operand): Fix typo in comment.
2089 (gpr_or_memory_operand_with_scratch): New.
2090 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2091 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2092 movcc_fp_destination_operand.
2093 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2094 Legitimize memory addresses using a scratch register.
2096 2005-01-31 Jeff Law <law@redhat.com>
2098 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2099 bitmap a sparse bitmap instead of a simple bitmap.
2100 (mark_def_sites_initialize_block): Corresponding changes.
2101 (ssa_mark_def_sites_initialize_block): Likewise.
2102 (ssa_mark_phi_uses): Likewise.
2103 (mark_def_site, ssa_mark_def_sites): Likewise.
2104 (mark_def_site_blocks): Likewise.
2105 (rewrite_ssa_into_ssa): Likewise.
2107 * tree-ssa-dom.c (record_cond): Pass correct variable type
2108 for last argument to htab_find_slot_with_hash.
2110 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2111 effects when optimizing 0 % X. Do not try to optimize X % 0.
2113 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2115 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2116 1_mmalua.
2118 2005-02-01 Eric Christopher <echristo@redhat.com>
2120 * config/mips/mips.c (override_options): Warn if -mint64
2121 is used.
2122 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2123 deprecated.
2125 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2127 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2128 timestamp.
2129 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2130 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2131 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2132 (cached_regno): Initialize to INVALID_REGNUM.
2133 (cse_reg_info_table_size,
2134 cse_reg_info_table_first_uninitialized,
2135 cse_reg_info_timestamp): New.
2136 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2137 get_cse_reg_info.
2138 (init_cse_reg_info, get_cse_reg_info_1): New.
2139 (get_cse_reg_info): Cache the last look-up.
2140 (new_basic_block): Update the code to clear mappings from
2141 registers to cse_reg_info entries.
2142 (cse_main): Call init_cse_reg_info.
2144 * cse.c (get_cse_reg_info): Update a comment.
2146 2005-01-31 Steven Bosscher <stevenb@suse.de>
2148 PR c/19333
2149 * c-decl.c (start_decl): Do not warn about arrays of elements with
2150 an incomplete type here.
2151 (grokdeclarator): Do it here by making a pedwarn an error.
2152 * c-typeck.c (push_init_level): If there were previous errors with
2153 the constructor type, do not warn about braces for initializers.
2154 (process_init_element): Likewise for excess initializer elements.
2156 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2158 * cse.c (delete_trivially_dead_insn): Don't iterate.
2160 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2162 * config/rs6000/rs6000.md (copysignsf3): New expand.
2163 (copysigndf3): Likewise.
2165 2005-01-31 Steven Bosscher <stevenb@suse.de>
2167 * recog.c (constrain_operands): Only look for earlyclobber operand
2168 conflicts if an '&' constraint was seen.
2170 2005-01-31 Marc Espie <espie@openbsd.org>
2172 * config.gcc: Don't include embedded systems fragment, switches default
2173 debugging format to ELF.
2174 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2175 longer pick it up there.
2177 2005-01-31 Dale Johannesen <dalej@apple.com>
2179 * doc/extend.texi (nested functions): Fix linkage description.
2180 Clarify that static is not allowed.
2182 2005-01-31 Dale Johannesen <dalej@apple.com>
2184 * config/rs6000/darwin.md (movsf_low_di): Make work.
2185 (movdf_low_di): Make work.
2187 2005-01-31 Dale Johannesen <dalej@apple.com>
2189 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2190 Make work for 64 bit.
2192 2005-01-31 Roger Sayle <roger@eyesopen.com>
2193 Dale Johannesen <dalej@apple.com>
2195 PR middle-end/19650
2196 * fold-const.c (fold_binary_op_with_conditional_arg):
2197 Make types match original operands, before STRIP_NOPS.
2199 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2201 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2202 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2203 (struct gcc_sigcontext): Delete. Merge contents to..
2204 (struct gcc_ucontext): ..here.
2205 (get_sigcontext): Delete.
2206 (get_regs): New function, like get_sigcontext but return regs ptr.
2207 64-bit version finds regs from r1 to support vdso.
2208 (ppc_linux_aux_vector): New function.
2209 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2210 and vector regs.
2212 2005-01-31 Ira Rosen <irar@il.ibm.com>
2214 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2215 sizetype.
2216 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2217 redundant fold. Fix misalignment for MINUS_EXPR.
2218 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2219 (vect_analyze_pointer_ref_access): Likewise.
2220 (vect_get_memtag_and_dr): Likewise.
2222 2005-01-31 Richard Henderson <rth@redhat.com>
2224 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2225 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2226 absnegdf2_i387, absnegxf2_i387): Likewise.
2228 2005-01-31 Richard Henderson <rth@redhat.com>
2230 PR 19696
2231 * optabs.c (expand_copysign_absneg): New.
2232 (expand_copysign_bit): Split out from ...
2233 (expand_copysign): ... here. Use expand_copysign_absneg.
2235 2005-01-30 Roger Sayle <roger@eyesopen.com>
2237 PR middle-end/19697
2238 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2239 constant as the second operand and a register as the third.
2241 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2243 PR target/19704
2244 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2245 that dllimport'd functions do not use all call-clobbered registers
2246 to pass parameters.
2248 2005-01-30 Richard Henderson <rth@redhat.com>
2250 PR 19696
2251 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2252 expand_abs_nojump and generalize. Use operand_subword and
2253 emit_no_conflict_block. Support large modes.
2254 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2255 back to maximum.
2256 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2257 negation to subtraction.
2258 (expand_copysign): Check that the format has signed zeros.
2259 Use operand_subword and emit_no_conflict_block. Support large modes.
2261 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2263 Fix PR tree-optimization/19624
2265 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2266 * tree-ssa-pre.c: Add cfgloop.h.
2267 Update comment.
2268 (pre_stats): New member, constified.
2269 (inserted_exprs): New static variable.
2270 (NECESSARY): New macro.
2271 (create_expression_by_pieces): Fold the expression, and
2272 mark it as defaulting to not necessary. Also put in
2273 inserted_exprs.
2274 (fully_constant_expression): New function.
2275 (insert_into_preds_of_block): Modify to not insert phis when we
2276 are playing with induction variables.
2277 Push phis onto the inserted_exprs vector, and mark them as not
2278 necessary by default.
2279 (insert_aux): Call fully_constant_expression on eprime.
2280 If all edges produce the same value, mark it constant.
2281 (mark_operand_necessary): New function.
2282 (remove_dead_inserted_code): New function.
2283 (init_pre): Init loop optimizer to get loop info.
2284 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2285 (execute_pre): Commit edge inserts, then remove dead code.
2287 2005-01-30 Richard Henderson <rth@redhat.com>
2289 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2290 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2292 2005-01-30 Richard Henderson <rth@redhat.com>
2294 PR target/19700
2295 * config/i386/i386.c (ix86_expand_copysign): New.
2296 (ix86_split_copysign_const): New.
2297 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2298 rearrange op1/nmask operands.
2299 * config/i386/i386-protos.h: Update.
2300 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2301 (copysigndf3): Likewise.
2302 (copysignsf3_const, copysigndf3_const): New.
2303 (copysignsf3_var): Rename from copysignsf3, split out splitter
2304 and fix split predicate for X constraint.
2305 (copysigndf3_var): Similarly.
2307 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2309 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2310 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2311 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2313 2005-01-29 Richard Henderson <rth@redhat.com>
2315 PR target/19690
2316 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2317 of # and * in constraints.
2319 2005-01-29 Richard Henderson <rth@redhat.com>
2321 PR middle-end/19689
2322 * expr.c (store_field): Don't strip sub-mode cast when the input
2323 data is even smaller.
2325 2005-01-29 Richard Henderson <rth@redhat.com>
2327 PR middle-end/19687
2328 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2329 union being empty.
2331 2005-01-29 Richard Henderson <rth@redhat.com>
2333 * combine.c (make_field_assignment): Fix argument order
2334 to gen_int_mode.
2336 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2338 PR tree-optimization/15791
2339 * fold-const.c (extract_array_ref): New function.
2340 (fold): Fold comparisons between &a[i] and &a[j] or
2341 semantically equivalent trees.
2343 2005-01-29 Jeff Law <law@redhat.com>
2345 * gcse.c (insert_expr_in_table): Revamp handling of available
2346 and anticipatable occurrence lists to avoid unnecessary list
2347 walking.
2348 (insert_set_in_table): Similarly.
2350 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2352 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2353 build string type.
2354 (c_build_qualified_type): Build qualified array types with
2355 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2356 * c-decl.c (c_make_fname_decl): Build unqualified array type
2357 before qualified type.
2358 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2359 type is qualified, not just if type itself is. Don't apply
2360 qualifiers to array type when declarator is processed. Apply
2361 qualifiers to field type whether or not it is an array type.
2362 Don't handle array types specially for applying qualifiers to
2363 variables.
2364 * c-typeck.c (composite_type): Build unqualified element type and
2365 array type when forming composite of array types.
2366 (common_pointer_type, comptypes, comp_target_types,
2367 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2368 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2369 types.
2370 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2371 (args2) in variables a1 and a2.
2373 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2375 * cse.c (n_elements_made, max_elements_made): Remove.
2376 (insert): Don't touch n_elements_made.
2377 (cse_main): Don't touch n_elements_made or max_elements_made.
2379 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2381 PR target/15384
2382 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2383 configuration part of dp-bit.c to be lost.
2385 2005-01-28 Roger Sayle <roger@eyesopen.com>
2387 * expmed.c (expand_mult_highpart_optab): When attempting to use
2388 a non-widening multiplication in a wider mode, the operands need
2389 to be converted (zero or sign extended) to that mode.
2391 2005-01-28 Ian Lance Taylor <ian@airs.com>
2393 PR middle-end/16558
2394 PR middle-end/19583
2395 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2396 through if both operands fall through.
2398 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2400 * cse.c (fold_rtx) <PC>: Don't optimize.
2402 2005-01-28 Jeff Law <law@redhat.com>
2404 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2405 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2407 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2409 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2410 cse_reg_info_used_list_end): Remove.
2411 (cse_reg_info_list, cse_reg_info_list_free): New.
2412 (get_cse_reg_info): When allocating an instance of
2413 cse_reg_info, add it to the beginning of the cse_reg_info_list
2414 list. Remove code to maintain cse_reg_info_used_list.
2415 (new_basic_block): Reset the free list to the beginning of
2416 cse_reg_info_list.
2418 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2420 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2421 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2422 (frv_expand_mdpackh_builtin): New function.
2423 (frv_expand_builtin): Use it to expand __MDPACKH.
2424 * doc/extend.texi (__MDPACKH): Update documentation.
2426 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2428 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2429 SSE_FLOAT_MODE_P for use_sse computation.
2431 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2433 PR target/19663
2434 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2436 2005-01-27 Richard Henderson <rth@redhat.com>
2438 * builtins.c (expand_builtin_copysign): New.
2439 (expand_builtin): Call it.
2440 * genopinit.c (optabs): Add copysign_optab.
2441 * optabs.c (init_optabs): Initialize it.
2442 (expand_copysign): New.
2443 * optabs.h (OTI_copysign, copysign_optab): New.
2444 (expand_copysign): Declare.
2446 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2447 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2449 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2450 (ix86_expand_fp_absneg_operator): ... here.
2451 (ix86_split_copysign): New.
2452 * config/i386/i386-protos.h: Update.
2453 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2454 (copysignsf3, copysigndf3): New.
2456 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2457 (copysignsf3, ncopysignsf3): New.
2458 (copysigndf3, ncopysigndf3): New.
2459 (copysignxf3, ncopysignxf3): New.
2460 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2462 2005-01-27 Arend Bayer <arend.bayer@web.de>
2463 Kazu Hirata <kazu@cs.umass.edu>
2465 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2466 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2467 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2468 NULL_RTX.
2470 2005-01-27 Jeff Law <law@redhat.com>
2472 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2473 definitions of SSA_NAMEs which are not being rewritten.
2474 (rewrite_ssa_into_ssa): Only initialize the current definition
2475 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2476 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2477 SSA_NAMEs before returning.
2479 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2481 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2482 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2483 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2484 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2485 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2487 2005-01-27 Steven Bosscher <stevenb@suse.de>
2489 PR middle-end/17278
2490 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2491 higher to -O2 and higher. Likewise for tree PRE.
2492 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2493 and better.
2495 2005-01-27 Ian Lance Taylor <ian@airs.com>
2497 PR middle-end/19583
2498 * gimple-low.c (try_catch_may_fallthru): New static function.
2499 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2500 * tree-inline.c (expand_call_inline): Don't warn about reaching
2501 the end of a non-void function being inlined if the function uses
2502 a return slot.
2504 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2506 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2508 PR c/18946
2509 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2510 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2511 (implicitly_declare): Handle error_mark_node.
2513 2005-01-27 Richard Henderson <rth@redhat.com>
2515 PR tree-opt/14329
2516 * tree.h (struct tree_decl): Add debug_expr_is_from.
2517 (DECL_DEBUG_EXPR_IS_FROM): New.
2518 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2519 * dwarf2out.c (dwarf2out_var_location): Update to match.
2520 * tree-outof-ssa.c (create_temp): Likewise.
2521 * var-tracking.c (track_expr_p): Likewise.
2522 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2523 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2524 * toplev.c (default_tree_printer): Likewise.
2526 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2528 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2529 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2531 2005-01-27 Steven Bosscher <stevenb@suse.de>
2533 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2534 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2535 ASM_CLOBBERS): Add tree checks.
2537 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2538 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2539 * c-common.def (SWITCH_STMT): Update to match.
2540 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2541 macros instead of SWITCH_EXPR ones.
2542 * c-dump.c (c_dump_tree): Likewise.
2543 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2544 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2546 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2548 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2550 * unwind-dw2.c (execute_stack_op): Add missing cases for
2551 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2553 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2555 * config.gcc (Obsolete configurations): Remove 'dummy', add
2556 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2557 sparc-*-openbsd*.
2559 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2561 PR tree-optimization/19633
2562 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2563 CALL_EXPRs.
2564 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2565 are no call-clobbered variables.
2566 * tree-outof-ssa.c (check_replaceable): Return false for calls
2567 with side-effects.
2569 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2571 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2572 even for variables with NULL DECL_INITIAL.
2574 2005-01-26 Stuart Hastings <stuart@apple.com>
2576 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2578 2005-01-26 Richard Henderson <rth@redhat.com>
2580 PR middle-end/18008
2581 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2582 field's type.
2583 * expr.c (store_field): Strip conversions to odd-bit-sized types
2584 if the destination field width matches.
2586 2005-01-26 Richard Henderson <rth@redhat.com>
2588 * c-decl.c, expmed.c, expr.c: Revert last change.
2590 2005-01-26 Richard Henderson <rth@redhat.com>
2592 PR middle-end/18008
2593 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2594 field's type.
2595 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2596 if we don't need the bits above those present in the current mode.
2597 * expr.c (store_field): Strip conversions to odd-bit-sized types
2598 if the destination field width matches.
2600 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2602 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2603 either -ffast-math or -funsafe-math-optimizations is in use.
2605 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2607 PR target/19293
2608 PR target/19329
2609 * config/avr/avr.c (notice_update_cc): Only set condition code for
2610 ashrqi3 if shift count > 0.
2611 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2612 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2613 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2614 count <= 0 as a no-op, and shift count >= width by copying zero
2615 or sign bit to all bits of the result.
2616 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2617 count, with attribute "length" set to 0 and "cc" set to "none".
2619 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2621 * doc/invoke.texi: Document -mTLS.
2623 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2624 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2625 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2626 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2627 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2628 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2629 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2630 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2632 * configure.ac: Check for a TLS capable gas.
2634 * configure: Regenerate.
2636 2005-01-26 Richard Henderson <rth@redhat.com>
2638 PR middle-end/18008
2639 * combine.c (make_field_assignment): Simplify store to zero_extract
2640 from a source with an overlapping mask.
2642 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2644 2004-11-11 Eric Christopher <echristo@redhat.com>
2646 * config/frv/frv.md: Add fr400_integer automaton. Don't
2647 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2648 to TYPE_MACC.
2650 2005-01-26 Steven Bosscher <stevenb@suse.de>
2652 PR middle-end/16585
2653 * cfgbuild.c (make_edges): Do not clear or set
2654 current_function_has_computed_jump.
2655 * function.h (struct function): Remove the has_computed_jump field.
2656 (current_function_has_computed_jump): Do not define.
2657 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2658 in a computed jump. Ignore current_function_has_computed_jump.
2660 2005-01-26 Richard Henderson <rth@redhat.com>
2662 PR middle-end/19515
2663 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2664 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2665 fully initialized.
2666 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2667 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2668 objects into static storage if they have more than one non-zero value.
2669 * tree.h (categorize_ctor_elements): Update decl.
2671 2005-01-26 Steven Bosscher <stevenb@suse.de>
2673 PR middle-end/19616
2674 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2675 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2676 to this function from 2004-07-10.
2677 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2678 the current function for tail call optimizations if the address
2679 of one of it its arguments is taken.
2681 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2683 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2685 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2687 * function.c (expand_function_end): If current_function_calls_alloca,
2688 emit stack restore in a place that is reached when the function falls
2689 through at the end.
2691 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2693 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2694 rule to avoid matching inappropriate suffix rule.
2696 2005-01-26 Jan Hubicka <jh@suse.cz>
2698 PR tree-optimization/19241
2699 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2701 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2703 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2704 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2705 of doubling.
2706 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2707 <sim*>: Always use crt1.o, regardless of N in simN.
2708 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2709 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2710 (CRT_CALL_STATIC_FUNCTION): Remove.
2711 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2712 use crt1.o, regardless of N in simN.
2713 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2714 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2715 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2716 case isystem setting.
2717 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2719 2005-01-25 Ian Lance Taylor <ian@airs.com>
2721 * gimple-low.c (block_may_fallthru): Correct handling of
2722 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2724 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2726 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2727 handlers to match indentation; nested under the mtune=* handler.
2728 Similar for mcpu= and march=.
2730 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2732 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2733 * config/mips/linux64.h (LIB_SPEC): Likewise.
2734 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2735 * config/sh/linux.h (LIB_SPEC): Likewise.
2737 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2739 * config/frv/frv.c (frv_legitimize_tls_address): New.
2740 (TARGET_HAVE_TLS): Define.
2741 (FRV_SYMBOL_REF_TLS_P): Define.
2742 (frv_override_options): Handle new register classes.
2743 (frv_legitimate_address_p): Reject tls addresses.
2744 (frv_legitimize_address): Handle TLS addresses.
2745 (gen_inlined_tls_plt): New.
2746 (gen_tlsmoff): New.
2747 (frv_legitimize_tls_address): New.
2748 (unspec_got_name): Add TLS entries.
2749 (got12_operand): Add R_FRV_TLSMOFF12 case.
2750 (frv_emit_move): Fixup TLS addresses.
2751 (frv_emit_movsi): Legitimize TLS addresses.
2753 * config/frv/frv.h (MASK_BIG_TLS): New.
2754 (TARGET_BIG_TLS): New.
2755 (HAVE_AS_TLS): Define.
2756 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2757 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2758 (REG_CLASS_NAMES): Same.
2759 (REG_CLASS_CONTENTS): Same.
2760 (CONSTRAINT_LEN): New.
2761 (REG_CLASS_FROM_CONSTRAINT): New.
2762 (PREDICATE_CODES): Add symbolic_operand.
2764 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2765 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2766 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2767 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2768 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2769 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2770 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2771 GR9_REG, GR14_REG, LRREG.
2772 (type): Add load_or_call attribute.
2773 ("load_or_call"): New reservation.
2774 ("call_gettlsoff"): New.
2775 ("tls_indirect_call"): New.
2776 ("tls_load_gottlsoff12"): New.
2777 ("tlsoff_hilo"): New.
2778 ("tls_tlsdesc_ldd"): New.
2779 ("tls_tlsoff_ld"): New.
2780 ("tls_lddi"): New.
2782 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2784 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2786 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2787 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2788 * config/frv/frv.c (TLS_BIAS): Define.
2789 (frv_output_dwarf_dtprel): New.
2791 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2793 PR rtl-optimization/19579
2794 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2795 both A and B, see if they don't clobber registers the other expr uses.
2797 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2799 * real.c (do_add): Initialize signalling and canonical members.
2801 * real.c (real_from_integer): Zero out destination.
2803 2005-01-18 Jan Hubicka <jh@suse.cz>
2805 PR tree-optimize/19337
2806 * tree-inline.c (initialize_inlined_parameters): Copy
2807 saved_static_chain_decl only.
2809 2005-01-25 Richard Henderson <rth@redhat.com>
2811 PR target/19556
2812 PR target/19584
2813 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2814 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2815 80387 enabled, to return a proper subclass. Return the subset that
2816 overlaps with GENERAL_REGS for PLUS.
2817 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2819 2005-01-25 Richard Henderson <rth@redhat.com>
2821 PR middle-end/19609
2822 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2824 2005-01-25 Roger Sayle <roger@eyesopen.com>
2826 * expmed.c (choose_multiplier): Change interface to return the
2827 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2828 (expand_divmod): Update calls to choose_multiplier.
2830 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2832 PR middle-end/19330
2833 * expmed.c (extract_bit_field): Use adjust_address instead of
2834 gen_lowpart when op0 is a MEM.
2836 2005-01-24 Steven Bosscher <stevenb@suse.de>
2838 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2840 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2842 * config/mips/irix-csr.c: New file.
2843 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2844 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2845 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2846 executables.
2848 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2850 PR bootstrap/19364
2851 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2852 sparc/elf.h, add sparc/sp-elf.h.
2853 (sparc-*-rtems*): Likewise.
2854 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2855 tm-dwarf2.h, add sparc/sp-elf.h.
2856 (sparc86x-*-elf): Likewise.
2857 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2858 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2859 TARGET_OS_CPP_BUILTINS.
2860 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2861 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2862 Undefine it.
2863 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2864 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2865 (SWITCH_TAKES_ARG): Likewise.
2866 (LOCAL_LABEL_PREFIX): Likewise.
2867 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2868 (TARGET_N_FORMAT_TYPES): Delete.
2869 (TARGET_FORMAT_TYPES): Likewise.
2870 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2871 * config/sparc/elf.h: Delete.
2872 * config/sparc/sp-elf.h: New file.
2874 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2876 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2877 * tree-flow.h: Remove the corresponding prototype.
2878 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2879 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2881 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2883 PR target/17751
2884 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2885 for AIX ABI or ELF -fPIC.
2886 (rs6000_emit_load_toc_table): Don't create toc_section here.
2887 (rs6000_xcoff_file_start): Nor here.
2889 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2891 * sh.c (ra.h): Don't #include.
2892 (hard_regs_intersect_p): New function, resurrected from ra.c.
2894 * sh.c: Fix 1996 Copyright.
2896 2005-01-24 Richard Henderson <rth@redhat.com>
2897 Aldy Hernandez <aldyh@redhat.com>
2899 * regrename.c (note_sets): Handle subregs.
2901 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2903 PR bootstrap/18058
2904 * genconditions.c (write_header, write_conditions): Elide file if
2905 not GCC >= 3.0.1.
2907 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2909 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2910 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2911 Update copyright.
2913 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2915 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2916 expand_builtin_printf, expand_builtin_fprintf,
2917 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2918 checking against POINTER_TYPE.
2919 (validate_arglist): Handle POINTER_TYPE code by checking
2920 POINTER_TYPE_P.
2922 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2924 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2925 init_rtlanal): New.
2926 (for_each_rtx): Call for_each_rtx_1.
2927 * rtl.h (init_rtlanal): Declare.
2928 * toplev.c (backend_init): Call init_rtlanal.
2930 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2932 * flow.c (propagate_one_insn): Formatting.
2934 PR middle-end/19551
2935 * flow.c (libcall_dead_p): Be more conservative if unsure.
2936 If there are any instructions between insn and call, see if they are
2937 all dead before saying the libcall is dead.
2939 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2941 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2942 operand constraint for operand 0.
2944 2005-01-23 Richard Henderson <rth@redhat.com>
2946 PR 19486
2947 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2948 edges leading to join block.
2950 2005-01-23 Roger Sayle <roger@eyesopen.com>
2952 * expmed.c (expand_mult_highpart): Make static. Change type of
2953 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2954 (expand_divmod): Updates calls to expand_mult_highpart by using
2955 gen_int_mode to pass a CONST_INT rtx.
2956 * rtl.h (expand_mult_highpart): Remove prototype.
2958 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2960 * flow.c (regset_bytes, regset_size): Remove.
2962 * cfganal.c: Fix a reference to Harvey's paper.
2964 2005-01-23 Steven Bosscher <stevenb@suse.de>
2966 PR rtl-optimization/19464
2967 * tree-optimize.c (init_tree_optimization_passes): Add one more
2968 copyrename pass just before out-of-ssa.
2970 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2972 PR bootstrap/18058
2973 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2974 * ggc-none.c (ggc_free): Define.
2976 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2978 * cse.c (max_reg, max_insn_uid): Remove.
2979 (cse_main): Don't access max_reg or max_insn_uid.
2981 * c-common.c (explicit_flag_signed_bitfields,
2982 lang_statement_code_p, lang_expand_function_end): Remove.
2983 * c-common.h: Remove the corresponding declarations.
2984 * c-opts.c (c_common_handle_option): Remove all write access
2985 to explicit_flag_signed_bitfields.
2987 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2988 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2989 * cgraph.h: Remove the corresponding declaration.
2991 * gcse.c (null_pointer_info): Remove.
2993 2005-01-23 Roger Sayle <roger@eyesopen.com>
2994 Eric Botcazou <ebotcazou@libertysurf.fr>
2996 * combine.c (simplify_logical): Only simplify logical expressions
2997 of the form ior(and(x,y),z) by the inverse distributive law if the
2998 result is cheaper than the original.
3000 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3002 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3003 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3004 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3005 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3006 config/freebsd-spec.h, config/arm/arm.h,
3007 config/h8300/h8300.md, config/i386/i386.md,
3008 config/i386/predicates.md, config/i386/sse.md,
3009 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3010 config/vax/vax.md: Fix comment typos. Follow spelling
3011 conventions.
3013 2005-01-23 Steven Bosscher <stevenb@suse.de>
3015 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3016 tests, instead of `less than'.
3018 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3020 * function.c (assign_parm_setup_block): When creating a new stack slot
3021 for a parameter, get its alignment from the parameter's DECL_ALIGN
3022 rather than the type's TYPE_ALIGN. Make sure that the parameter
3023 is at least word aligned.
3025 2005-01-22 Roger Sayle <roger@eyesopen.com>
3027 PR middle-end/19378
3028 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3030 2005-01-22 Richard Henderson <rth@redhat.com>
3032 PR target/19506
3033 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3034 in both compare operands.
3035 (movdfcc_1_sse_max): Likewise.
3036 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3037 (movdfcc_1_sse): Likewise.
3038 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3039 scratch register as needed.
3041 2005-01-22 Richard Henderson <rth@redhat.com>
3043 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3045 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3047 2005-01-22 Richard Henderson <rth@redhat.com>
3049 * genopinit.c (optabs): Use smin/smax for floating point too.
3050 * doc/md.texi: Update to match. Clarify that floating point
3051 results are undefined for +0/-0 and NaN.
3052 * doc/rtl.texi: Likewise.
3053 * rtl.def (SMIN, SMAX): Likewise
3054 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3056 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3057 leading 's' to the name.
3058 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3059 smaxxf3, sminxf3): Likewise.
3060 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3061 Likewise.
3063 2005-01-22 Paul Brook <paul@codesourcery.com>
3065 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3067 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3069 * config/s390/s390.c (struct processor_costs): New fields
3070 dlgr, dlr, dr, dsgfr, dsgr.
3071 (z900_cost, z990_cost): Values for new fields.
3072 (s390_rtx_costs): New cases MEM und COMPARE in switch
3073 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3074 DIV, MOD, UDIV, UMOD.
3076 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3078 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3079 into the register being decremented.
3080 ("doloop_si31", "doloop_di"): Likewise.
3081 ("*doloop_si_long"): Adapt pattern.
3083 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3085 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3086 access registers.
3087 (CLASS_MAX_NREGS): Likewise.
3089 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3091 * doc/tree-ssa.texi (Statement Operands): Add example for new
3092 must-def macro. Note deprecation of old operands interface.
3094 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3096 PR tree-optimization/19484
3097 * tree-cfg.c (remove_fallthru_edge): New function.
3098 (cleanup_control_flow): Remove fallthru edges from calls that are
3099 now known not to return.
3101 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3103 Fix PR tree-optimization/19038
3104 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3105 copies with loop variant ones.
3107 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3109 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3110 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3111 config/alpha/alpha.md, config/alpha/predicates.md,
3112 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3113 config/sparc/sol2.h: Update copyright.
3115 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3116 first label to see if it is a nonlocal label.
3118 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3119 Andrew Pinski <pinskia@physics.uc.edu>
3121 PR target/19491
3122 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3123 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3125 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3127 * config/rs6000/rtems.h: Update copyright.
3129 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3131 PR target/19548
3132 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3133 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3134 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3136 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3138 PR c/18809
3139 * c-typeck.c (convert_arguments): Check for error_mark_node.
3141 2005-01-21 Ian Lance Taylor <ian@airs.com>
3143 PR tree-optimization/13000
3144 * tree-inline.c: Include "tree-flow.h".
3145 (expand_call_inline): If warn_return_type, warn if non-void inline
3146 function falls through.
3147 * tree-cfg.c (execute_warn_function_return): Don't warn about
3148 control reaching end if TREE_NO_WARNING is set. Set
3149 TREE_NO_WARNING.
3150 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3151 has been lowered.
3152 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3153 branch if we don't need one.
3154 * c-typeck.c: Include "tree-flow.h"
3155 (c_finish_bc_stmt): Don't add a goto if the current statement
3156 list doesn't fall through to the current point.
3158 2005-01-21 Roger Sayle <roger@eyesopen.com>
3160 PR rtl-optimization/576
3161 * real.c (real_arithmetic): Change return type from void to bool
3162 to return an indication that the result may be inexact.
3163 * real.h (real_arithmeric): Update prototype.
3164 * fold-const.c (const_binop): Don't constant fold floating
3165 point expressions when the user specifies -frounding-math and
3166 the result may depend upon the run-time rounding mode.
3167 (fold_convert_const_real_from_real): Clean-up.
3168 (fold_initializer): Ignore flag_rounding_math for initializers.
3169 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3170 constant fold FP operations with flag_rounding_math if the
3171 result may depend upon the run-time rounding mode.
3173 2005-01-21 Tom Tromey <tromey@redhat.com>
3175 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3177 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3179 * tree-cfg.c: Fix comment typos.
3181 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3183 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3184 around the call to rest_of_handle_branch_target_load_optimize.
3186 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3188 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3189 (sparc64-*-openbsd*): Likewise.
3190 (sparclite-*-elf*): Include tm-dwarf2.h.
3191 (sparc86x-*-elf*): Likewise.
3192 (sparc64-*-elf*): Likewise.
3193 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3194 (DBX_DEBUGGING_INFO): Likewise.
3195 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3196 (PREFERRED_DEBUGGING_TYPE): Likewise.
3197 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3198 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3199 (PREFERRED_DEBUGGING_TYPE): Likewise.
3200 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3201 (PREFERRED_DEBUGGING_TYPE): Likewise.
3202 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3204 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3206 PR target/18701
3207 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3209 2005-01-20 Paul Brook <paul@codesourcery.com>
3211 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3213 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3215 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3216 label is first in a sequence of labels.
3218 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3220 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3221 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3223 * doc/sourcebuild.texi (Test Directives): New.
3225 2005-01-20 Roger Sayle <roger@eyesopen.com>
3227 * real.c (real_floor): Don't leave the result uninitialized when
3228 mode is VOIDMode, but return the unrounded intermediate value.
3229 (real_ceil): Likewise.
3231 2005-01-20 Paul Brook <paul@codesourcery.com>
3233 * config/arm/arm.md (insv): Use gen_int_mode.
3235 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3237 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3238 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3239 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3240 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3241 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3243 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3245 Fix PR debug/19124
3246 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3247 fbreg, so we have to assume we can't.
3248 (loc_descriptor_from_tree_1): Ditto.
3249 (containing_function_has_frame_base): New function.
3250 (add_location_or_const_value_attribute): Use it.
3251 Also try to generate a frame_base from a single element location
3252 list.
3254 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3256 PR tree-optimization/15349
3257 * timevar.def (TV_TREE_MERGE_PHI): New.
3258 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3259 PHI_WANTED.
3260 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3261 calls to tree_forwarder_block_p.
3262 (remove_forwarder_block_with_phi, merge_phi_nodes,
3263 gate_merge_phi, pass_merge_phi): New.
3264 * tree-optimize.c (init_tree_optimization_passes): Add
3265 pass_merge_phi.
3266 * tree-pass.h: Add an extern for pass_merge_phi;
3268 2005-01-20 Richard Henderson <rth@redhat.com>
3270 PR target/19418
3271 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3272 (_mm_castps_pd, _mm_castps_si128): New.
3273 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3275 2005-01-20 Richard Henderson <rth@redhat.com>
3277 PR target/19530
3278 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3279 __builtin_ia32_vec_init_v2si.
3280 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3281 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3282 (ix86_init_mmx_sse_builtins): Create it.
3283 (ix86_expand_builtin): Expand it.
3284 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3285 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3286 (vec_extractv2si_0, vec_extractv2si_1): New.
3288 2005-01-20 Richard Henderson <rth@redhat.com>
3290 PR target/16533
3291 * config/i386/i386.c (ix86_expand_push): New.
3292 * config/i386/mmx.md (push<MMXMODE>1): New.
3293 * config/i386/sse.md (push<SSEMODE>1): New.
3294 * config/i386/i386-protos.h: Update.
3296 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3298 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3299 copyright.
3301 2005-01-20 Richard Henderson <rth@redhat.com>
3303 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3304 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3306 2005-01-19 Richard Henderson <rth@redhat.com>
3308 PR target/19350
3309 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3310 to V4SFmode in SSE1 fallback load path.
3312 2005-01-19 Richard Henderson <rth@redhat.com>
3314 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3315 in QImode expansion to ix86_expand_vector_set.
3316 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3318 2005-01-19 Richard Henderson <rth@redhat.com>
3320 PR target/19511
3321 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3322 subclass of the input class.
3323 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3324 Always true for cross-SSE1 classes. Rationalize conditionals.
3325 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3326 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3327 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3328 (movdi_2): Add MMX/SSE zeros.
3329 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3330 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3331 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3332 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3333 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3334 (zero_extendsidi2_rex64_1): Remove.
3335 (MOV0 peephole): Check GENERAL_REG_P.
3337 2005-01-19 Richard Henderson <rth@redhat.com>
3339 PR target/19427
3340 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3341 shufps elements.
3342 (ix86_expand_vector_extract): Likewise.
3344 2005-01-19 Richard Henderson <rth@redhat.com>
3346 PR middle-end/19304
3347 * expr.c (emit_move_change_mode): New argument force; use
3348 simplify_gen_subreg if true.
3349 (emit_move_via_alt_mode): Merge into ...
3350 (emit_move_via_integer): ... here.
3351 (emit_move_ccmode): Use emit_move_change_mode directly.
3353 2005-01-19 Richard Henderson <rth@redhat.com>
3355 PR target/19518
3356 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3357 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3358 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3359 rtl if true.
3360 (alpha_emit_set_const): Likewise. Make static.
3361 (alpha_emit_set_long_const): Make static.
3362 (alpha_extract_integer): Split out from alpha_expand_mov.
3363 (alpha_split_const_mov): Likewise.
3364 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3365 (alpha_legitimate_constant_p): New.
3366 * config/alpha/alpha-protos.h: Update.
3367 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3368 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3369 * config/alpha/alpha.md (movsi): Add n alternative.
3370 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3371 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3372 (splitters for all of the above): Use alpha_split_const_mov.
3373 * config/alpha/predicates.md (non_add_const_operand): New.
3374 (non_zero_const_operand): New.
3375 (input_operand): Use alpha_legitimate_constant_p after reload.
3377 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3379 PR tree-optimization/19038
3380 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3381 (add_candidate): Add ivs with increment in latch only if
3382 allow_ip_end_pos_p is true.
3383 (determine_iv_cost): Use empty_block_p.
3385 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3387 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3388 (compute_dominance_frontiers): Ditto.
3390 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3392 PR target/19529
3393 * config/sh/t-rtems: New.
3394 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3396 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3398 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3399 the offset of the selected field.
3401 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3403 * tree-cfg.c (remove_forwarder_block): Fix the check to
3404 prevent a nonlocal label from appearing in the middle of a
3405 basic block.
3407 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3409 PR rtl-optimization/19462
3410 * reorg.c (find_end_label): Create return insn only if
3411 current_function_epilogue_delay_list is empty.
3413 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3415 * doc/passes.texi: Remove paragraph mentioning new-ra.
3417 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3419 PR rtl-optimization/15139
3420 * combine.c: Include params.h.
3421 (count_rtxs): New function.
3422 (record_value_for_reg): If replace_rtx would replace at least
3423 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3424 (clobber (const_int 0)) instead of TEM.
3425 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3426 * params.h (MAX_LAST_VALUE_RTL): New.
3427 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3428 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3430 PR c/17297
3431 * c-typeck.c (digest_init): Only call build_vector if all constructor
3432 elements are *_CST nodes.
3433 * gimplify.c (gimplify_init_constructor): Likewise.
3435 PR middle-end/19164
3436 * c-typeck.c (digest_init): Only call build_vector if inside_init
3437 is a CONSTRUCTOR.
3439 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3441 * toplev.c (init_asm_output): Remove dead #ifdef.
3443 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3445 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3447 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3449 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3450 accessing DECL_FUNCTION_CODE.
3451 * dojump.c (do_jump): Likewise.
3452 * gimplify.c (gimplify_call_expr): Likewise.
3453 * predict.c (expr_expected_value): Likewise.
3454 (strip_builtin_expect): Likewise.
3455 * tree-inline.c (estimate_num_insns_1): Likewise.
3456 * tree-ssa-loop-im.c (stmt_cost): Likewise
3457 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3458 (tree_expr_nonnegative_p): Likewise.
3460 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3462 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3463 variant of the load_pcrel_sym pattern.
3464 * config/sparc/sparc.md (P macro): Move to the top.
3465 (load_pcrel_sym): Macroize using P.
3466 (save_register_window): Likewise.
3468 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3470 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3471 ("sordered"): Same.
3473 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3475 PR C/19472
3476 * c-typeck.c (build_asm_expr): Strip nops off
3477 input memory operands.
3479 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3481 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3482 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3483 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3484 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3486 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3488 PR target/19379
3489 * config/i386/i386.c (override_options): If the 80387 is disabled,
3490 then do not return FP values using FP registers.
3492 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3494 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3495 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3496 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3497 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3498 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3499 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3500 output.h, postreload-gcse.c, postreload.c, recog.c,
3501 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3502 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3503 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3504 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3505 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3506 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3507 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3508 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3510 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3511 config/alpha/alpha.c, config/arm/vfp.md,
3512 config/i386/emmintrin.h, config/i386/i386-modes.def,
3513 config/i386/i386-protos.h, config/i386/i386.h,
3514 config/i386/pmmintrin.h, config/i386/ppro.md,
3515 config/i386/predicates.md, config/i386/xmmintrin.h,
3516 config/i860/i860.c, config/ia64/ia64-modes.def,
3517 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3518 config/ia64/ia64.md, config/ia64/itanium1.md,
3519 config/ia64/itanium2.md, config/ia64/predicates.md,
3520 config/iq2000/iq2000.h, config/mips/linux64.h,
3521 config/rs6000/aix41.h, config/rs6000/aix43.h,
3522 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3523 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3524 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3525 config/sparc/linux64.h, config/sparc/litecoff.h,
3526 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3527 config/sparc/sparc.h, config/sparc/sparc.md,
3528 config/sparc/sysv4-only.h: Update copyright.
3530 2005-01-18 Richard Henderson <rth@redhat.com>
3532 PR target/19496
3533 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3535 2005-01-18 Marc Espie <espie@openbsd.org>
3536 * config/i386/openbsdelf.h: Typo.
3538 2005-01-18 Richard Henderson <rth@redhat.com>
3540 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3541 special case for sse.
3542 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3544 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3546 * tree-inline.c (estimate_num_insns_1): Added cases for
3547 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3549 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3551 PR rtl-optimization/19296
3552 * combine.c (simplify_comparison): Rewrite the condition under
3553 which a non-paradoxical SUBREG of a PLUS can be lifted when
3554 compared against a constant.
3556 2005-01-18 Andi Kleen <ak@muc.de>
3558 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3559 * c.opt (-Wpointer-sign): Add.
3560 * doc/invoke.texi: (-Wpointer-sign): Add.
3562 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3564 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3565 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3566 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3567 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3568 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3569 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3570 for TARGET_MIX_SSE_I387.
3571 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3572 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3573 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3574 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3575 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3576 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3577 TARGET_MIX_SSE_I387.
3578 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3579 from expander.
3581 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3583 PR target/19424
3584 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3585 Add movaps alternative for xmm reg->reg move.
3587 2005-01-17 Jeff Law <law@redhat.com>
3589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3590 at the end of the main DOM loop rather than just before DOM exits.
3592 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3594 PR tree-optimization/19121
3595 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3596 adding aliases to a name tag, also add them to the pointer's
3597 type tag.
3598 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3599 sensitive alias info at all. Only check that the two pointers
3600 have compatible pointed-to sets.
3601 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3602 a pointer's type tag is a superset of the alias set of the
3603 pointer's name tag.
3605 2005-01-17 James E Wilson <wilson@specifixinc.com>
3607 PR target/19357
3608 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3609 comment to document why.
3611 2005-01-17 Richard Henderson <rth@redhat.com>
3613 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3614 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3615 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3616 sse2_vmsminv2df3_finite): New.
3617 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3618 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3619 Force op1 into register.
3621 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3623 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3624 bubblestrap from always rebuilding build directory.
3626 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3628 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3629 ("*cmpmem_short"): Likewise.
3631 2005-01-17 Steven Bosscher <stevenb@suse.de>
3633 * basic-block.h: Document BB_* flags.
3634 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3635 use an sbitmap instead.
3636 * sched-rgn.c (compute_trg_info): Likewise.
3638 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3640 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3641 redundant target_cpu_default and extra_parts lines. Use the default
3642 "from-abi" ISA.
3643 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3644 (SUBTARGET_EXTRA_SPECS): Delete.
3645 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3646 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3647 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3648 and "n32" for -mabi=n32.
3650 2005-01-17 Ian Lance Taylor <ian@airs.com>
3652 PR c/5675
3653 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3654 fold constant variables into initial values.
3656 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3658 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3660 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3661 through the statements backward.
3663 2005-01-17 Ian Lance Taylor <ian@airs.com>
3665 PR middle-end/13127:
3666 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3667 a variable set to the return value of the inlined function.
3669 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3671 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3672 when modes are tieable.
3674 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3676 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3677 of pthread_create to find out if threads are enabled.
3678 * gthr-posix95.h (__gthread_active_p): Likewise.
3680 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3682 * common.opt (-fnew-ra): Remove.
3683 * ra*.*: Remove.
3684 * toplev.h (flag_new_regalloc): Remove.
3685 * Makefile.in (ra*.*): Don't mention.
3686 * passes.c (rest_of_handle_new_regalloc): Remove.
3687 (rest_of_handle_combine, rest_of_compilation): Always consider
3688 flag_new_regalloc as false.
3689 * doc/invoke.texi: Don't document -fnew-ra.
3691 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3693 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3694 last parameter to reg_scan.
3695 * loop.c (loop_optimize): Likewise.
3696 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3697 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3698 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3699 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3700 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3701 * regclass.c (reg_scan): Likewise, for the declaration.
3702 * rtl.h (reg_scan): Likewise, for the prototype.
3704 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3706 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3707 mark_dfs_back_edges.
3709 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3711 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3712 (compute_avail): Uses don't go in tmp_gen.
3714 2005-01-16 Steven Bosscher <stevenb@suse.de>
3716 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3717 loop to look for a free slot in a page entry.
3719 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 PR target/16304
3722 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3723 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3724 just before targetm.asm_out.file_end.
3725 * tree.h (process_pending_assemble_output_defs): Declare.
3726 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3727 New functions.
3728 (assemble_alias): Defer generation of assembly code for defines when
3729 TARGET_DEFERRED_OUTPUT_DEFS is true.
3730 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3731 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3732 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3734 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3736 PR target/19336
3737 * pa.c (pa_scalar_mode_supported_p): New function.
3738 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3739 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3741 * pa-protos.h (prefetch_operand): Delete.
3742 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3743 * pa.c (prefetch_operand): Delete.
3744 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3745 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3746 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3747 and prefetch_nocc_operand.
3748 * pa.md (prefetch): Rework to avoid reload problems handling short
3749 displacements when a cache control completer needs to be provided.
3750 (prefetch_32, prefetch_64): Delete.
3751 (prefetch_cc, prefetch_nocc): New patterns.
3753 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3755 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3757 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3759 PR ada/19388
3760 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3761 exceeds maximum alignment for global common data.
3762 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3763 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3765 2004-01-15 Roger Sayle <roger@eyesopen.com>
3767 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3769 2004-01-15 Roger Sayle <roger@eyesopen.com>
3771 * harg-reg-set.h (reg_class_names): Prototype global array.
3772 * regclass.c (reg_class_names): Declare here and initialize to
3773 REG_CLASS_NAMES.
3774 (dump_regclass): Remove local declaration of reg_class_names.
3775 (regclass): Likewise.
3776 * cfg.c (dump_flow_info): Likewise.
3777 * ra-debug.c (reg_class_names): Likewise.
3778 * regrename.c (reg_class_names): Likewise.
3779 * reload.c (reg_class_names): Likewise.
3780 * reload1.c (spill_failure): Likewise.
3781 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3783 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3785 * config/s390/s390.md ("reload_outti"): Remove predicate for
3786 output operand. Abort if operand is not a MEM.
3787 ("reload_outdi", "reload_outdf"): Likewise.
3789 2005-01-15 Marc Espie <espie@openbsd.org>
3791 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3792 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3793 * config/openbsd.h: Fix C++ includes for native configurations.
3794 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3795 Add trampoline support.
3796 * config/i386/openbsdelf.h: New.
3798 2005-01-15 Marc Espie <espie@openbsd.org>
3800 * collect2.c (main): Explicitly parse -dynamic-linker option.
3802 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3804 PR tree-optimization/19060
3805 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3806 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3807 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3808 and handle extract_range_from_cond returning false.
3809 * fold-const.c (fold): Optimize comparisons with min/max even for
3810 width > HOST_BITS_PER_WIDE_INT.
3812 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3814 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3815 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3816 Remove little endian multilib variants.
3817 Add mips32 multilib variant.
3819 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3821 * explow.c (copy_all_reg, stabilize): Remove.
3822 * expr.h: Remove the corresponding prototypes.
3824 * rtlanal.c (regs_set_between_p): Remove.
3825 * rtl.h: Remove the corresponding prototype.
3827 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3829 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3830 to rs6000_nonimmediate_operand.
3831 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3832 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3833 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3834 rs6000_nonimmediate_operand.
3835 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3836 rs6000_nonimmediate_operand.
3838 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3840 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3842 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3844 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3845 on e500v2.
3846 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3847 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3849 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3850 (rs6k_nonimmediate_operand): New.
3851 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3852 correctly.
3853 (legitimate_lo_sum_address_p): Same.
3854 (rs6000_legitimize_address): Same.
3855 (rs6000_legitimize_reload_address): Same.
3856 (rs6000_legitimate_address): Same.
3857 (spe_build_register_parallel): Pass DF and DC modes in a DI
3858 register.
3860 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3861 to rs6k_nonimmediate_operand.
3863 * config/rs6000/spe.md ("*frob_df_di"): New.
3864 ("*frob_di_df"): New.
3865 ("*frob_di_df_2"): New.
3866 ("*mov_sidf_e500_subreg0"): New.
3867 ("*mov_sidf_e500_subreg4"): New.
3868 ("*movdf_e500_double"): Change predicate to
3869 rs6k_nonimmediate_operand.
3871 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3873 * postreload.c (move2add_note_store): Only call
3874 trunc_int_for_mode on scalar integers.
3876 2005-01-14 Steven Bosscher <stevenb@suse.de>
3878 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3879 replace BB_VISITED uses.
3880 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3881 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3882 (tree_dce_done): Free visited_control_parents.
3883 (perform_tree_ssa_dce): Allocate and clear it.
3884 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3885 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3886 instead of BB_VISITED.
3888 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3890 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3891 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3892 Remove unused prototypes.
3894 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3896 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3897 64-bit register usage.
3898 (spe_func_has_64bit_regs_p): Add FIXME note.
3900 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3902 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3903 flag_finite_math_only with flag_unsafe_math_optimizations.
3905 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3907 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3908 end-of-stack check.
3909 (__tpf_eh_return): Copy TPF private stack area from the module
3910 boundary stack frame. Add check for when module addresses are
3911 equal, but no stub address is found.
3913 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3915 PR target/7525
3916 * arm.h (struct machine_function): Add call_via field.
3917 (thumb_call_via_label): Declare.
3918 * arm.c (thumb_call_via_label): New variable.
3919 (thumb_call_reg_needed): New variable.
3920 (arm_output_function_epilogue): For Thumb code, output any per-function
3921 call-indirect trampolines.
3922 (thumb_call_via_reg): New function.
3923 (arm_file_end): New function.
3924 (TARGET_ASM_FILE_END): Call arm_file_end.
3925 (aof_file_end): Likewise.
3926 * arm-protos.h (thumb_call_via_reg): Declare.
3927 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3928 thumb_call_via_reg in normal case.
3930 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3932 PR middle-end/19084
3933 PR rtl-optimization/19348
3934 * recog.c (peephole2_optimize): Do global life update if some peephole
3935 decides it doesn't need at least one of its inputs and that change
3936 influences liveness at the start of the basic block.
3938 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3939 arguments instead of 1.
3941 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3943 PR middle-end/18820
3944 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3945 zero for nested functions needing a static chain or functions
3946 with a non-constant address.
3948 2005-01-13 Roger Sayle <roger@eyesopen.com>
3950 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3951 (and (sign_extend X) C) into (zero_extend (and X C)).
3953 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3955 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3957 2005-01-13 Richard Henderson <rth@redhat.com>
3959 PR target/19009
3960 PR target/19250
3961 PR target/19252
3962 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3963 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3964 not just TARGET_SSE.
3965 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3966 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3967 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3968 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3969 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3970 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3971 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3972 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3973 (movdicc_c_rex64): Rename with '*'.
3974 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3975 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3976 (movsfcc_1_387): Rename from movsfcc_1.
3977 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3978 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3979 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3980 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3981 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3982 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3983 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3984 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3985 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3986 sse_movdfcc_const0_4): Remove.
3987 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3988 recognize min/max early. Update for changed sse cmove patterns.
3989 (ix86_split_sse_movcc): New.
3990 * config/i386/i386-protos.h: Update.
3992 2005-01-13 Steven Bosscher <stevenb@suse.de>
3994 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3995 (fix_stmt_v_may_defs): Likewise.
3997 2005-01-13 Richard Henderson <rth@redhat.com>
3999 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4000 for converting the mask.
4002 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4004 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4005 definition to 600.
4007 2005-01-13 Richard Henderson <rth@redhat.com>
4009 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4010 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4011 IX86_BUILTIN_MOVDQ2Q): Remove.
4012 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4013 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4014 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4015 shuffling.
4016 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4017 (sse2_pextrw): Fix immediate constraint.
4018 (sse2_loadq, sse2_loadq_rex64): Remove.
4019 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4020 Use __builtin_ia32_vec_ext_<size>.
4021 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4023 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4025 * function.c (assign_parm_setup_block): Look inside original
4026 entry_parm when inspecting PARALLEL.
4028 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4029 Joel Sherrill <joel@oarcorp.com>
4031 PR target/19399
4032 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4033 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4034 rtems_gxx_recursive_mutex_init.
4035 (__gthread_recursive_mutex_lock): New function.
4036 (__gthread_recursive_mutex_trylock): Likewise.
4037 (__gthread_recursive_mutex_unlock): Likewise.
4039 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4041 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4043 2005-01-13 Jan Beulich <jbeulich@novell.com>
4045 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4046 (ashrti3_internal): Indicate output is early clobber. Generate result
4047 into output rather than first input. Use move for low word of output
4048 if shift count is exactly 64.
4049 (lshrti3_internal): Likewise.
4051 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4053 PR target/18329
4054 PR target/18330
4055 * reload1.c (delete_output_reload): Don't delete an output reload
4056 if the pseudo lives longer than a single basic block. Adjust and
4057 improve wording of comment.
4059 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4061 PR target/19334
4062 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4063 of TYPE_SIZE where we mean the number of bytes.
4065 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4067 * function.c (assign_parm_setup_block): Relax condition on
4068 multi-register optimization.
4070 2005-01-12 Nick Clifton <nickc@redhat.com>
4072 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4073 an "in_delay_slot" attribute of "no" to prevent them being used in
4074 delay slots. This is forbidden because they might generate
4075 exceptions.
4077 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4079 PR target/19389
4080 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4081 with r->Y and Y->r.
4083 2005-01-12 Nick Clifton <nickc@redhat.com>
4085 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4086 passed on to GAS) but do not define, as GAS no longer supports or
4087 needs the -m2000 option.
4089 2005-01-11 Roger Sayle <roger@eyesopen.com>
4091 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4092 type as args of unprototyped builtins aren't automatically promoted.
4093 (fold_builtin_abs): Likewise.
4095 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * Makefile.in: Set a `build-warn' variable.
4099 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4101 PR tree-optimization/17949
4102 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4103 (find_interesting_uses_address): Use it.
4105 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4107 * regrename.c (kill_value): Handle subreg's that won't simplify.
4109 2005-01-11 Richard Henderson <rth@redhat.com>
4111 PR target/13366
4112 * config/i386/i386.h (enum ix86_builtins): Move ...
4113 * config/i386/i386.c: ... here.
4114 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4115 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4116 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4117 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4118 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4119 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4120 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4121 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4122 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4123 IX86_BUILTIN_LOADDDUP): Remove.
4124 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4125 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4126 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4127 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4128 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4129 (ix86_init_builtins): Make static.
4130 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4131 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4132 if all the modes match. Otherwise, fake it.
4133 (get_element_number, ix86_expand_vec_init_builtin,
4134 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4135 (ix86_expand_builtin): Make static. Update for changed builtins.
4136 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4137 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4138 (ix86_expand_vector_init_duplicate): New.
4139 (ix86_expand_vector_init_low_nonzero): New.
4140 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4141 Split out from ix86_expand_vector_init; handle integer modes.
4142 (ix86_expand_vector_init): Use them.
4143 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4144 * config/i386/i386-protos.h: Update.
4145 * config/i386/predicates.md (reg_or_0_operand): New.
4146 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4147 (movv2sf_internal): Likewise. And a splitter to match them all.
4148 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4149 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4150 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4151 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4152 (mmx_pinsrw): Fix operand ordering.
4153 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4154 rather than sse_loadss expander.
4155 (movv2df splitter): Similarly.
4156 (sse_loadss, sse_loadlss): Remove.
4157 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4158 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4159 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4160 (sse3_movddup): Rename with '*'.
4161 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4162 (sse2_loadsd): Remove.
4163 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4164 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4165 (sse2_pinsrw): Fix argument ordering.
4166 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4167 (sse2_stored): Remove 'r' destination.
4168 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4169 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4170 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4171 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4172 vec_extractv16qi, vec_initv16qi): New.
4174 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4175 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4176 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4177 constructor form.
4178 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4179 (_mm_load_si128, _mm_store_si128): Likewise.
4180 (_mm_load1_pd): Use _mm_set1_pd.
4181 (_mm_load_sd): Use _mm_set_sd.
4182 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4183 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4184 (_mm_set_epi64): Use _mm_set_epi64x.
4185 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4186 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4187 _mm_setr_epi8): Use _mm_set_foo form.
4188 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4189 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4190 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4191 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4192 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4193 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4194 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4195 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4196 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4197 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4198 (_mm_movedup_pd): Use _mm_shuffle_pd.
4199 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4200 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4201 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4202 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4203 Use _mm_setzero_ps.
4204 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4205 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4206 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4207 (_mm_store_ps): Use raw dereference.
4208 (_mm_store1_ps): Use _mm_storeu_ps.
4209 (_mm_storer_ps): Use _mm_store_ps.
4210 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4211 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4213 2005-01-11 Stan Shebs <shebs@apple.com>
4215 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4216 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4218 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4220 PR target/18761
4221 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4222 Skip all DECLs except for FIELD_DECLs.
4224 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4226 * config/s390/s390.c (override_options): Return error if
4227 -mbackchain, -mpacked-stack and -mhard-float are used together.
4228 (s390_va_start): Remove the backchain && packed-stack special case.
4229 (s390_gimplify_va_arg): Likewise.
4230 * doc/invoke.texi: Remove the ABI incompatibility note.
4232 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4234 * config/s390/s390.c (struct s390_frame_layout): Remove
4235 save_backchain_p.
4236 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4237 save_backchain_p with TARGET_BACKCHAIN.
4239 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4241 PR target/18916
4242 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4243 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4244 * function.c (locate_and_pad_parm): Set new field.
4245 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4246 Tweak where_pad test to include "none". Always set mem align for
4247 stack_parm.
4248 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4249 not sufficient for type.
4250 (assign_parm_setup_block): If stack_parm is zero on entry, always
4251 make a new stack local. Block move old stack parm if necessary
4252 to new aligned stack local.
4253 (assign_parm_setup_stack): Use a block move to handle
4254 potentially misaligned entry_parm.
4255 (assign_parms_unsplit_complex): Specify required alignment when
4256 creating stack local.
4257 * calls.c (compute_argument_addresses): Override alignment of stack
4258 arg calculated from its type with the alignment given by
4259 FUNCTION_ARG_BOUNDARY.
4260 (store_one_arg): Likewise.
4262 2005-01-11 Jan Beulich <jbeulich@novell.com>
4264 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4265 Change respective itanium_class attribute to ialu.
4266 (shladdp4_internal): New.
4267 * config/ia64/predicates.md (shladd_log2_operand): New.
4269 2005-01-11 Richard Henderson <rth@redhat.com>
4271 * expr.c (store_constructor): Use rtvec_alloc instead of
4272 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4274 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4276 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4278 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4280 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4281 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4282 (TARGET_RWRELOC): Define.
4283 (ia64_rwreloc_section_type_flags): Delete.
4284 (ia64_section_type_flags): New function.
4285 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4286 (TARGET_RWRELOC): Define.
4288 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4290 PR target/18987
4291 * config/ia64/ia64.c (process_set): For alloc insn, only call
4292 process_epilogue is !frame_pointer_needed.
4294 2005-01-10 Roger Sayle <roger@eyesopen.com>
4296 PR c++/19355
4297 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4298 unary operator and can't be treated as a binary/comparison operator.
4300 2005-01-10 Richard Henderson <rth@redhat.com>
4302 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4303 (ix86_return_in_memory): Likewise.
4304 (function_arg_advance): Likewise. Mirror structure in function_arg
4305 for choosing register to advance.
4307 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4309 * tree-vectorizer.c, tree.def: Fix comment typos.
4311 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4313 * config/s390/s390.c (struct processor_costs): 4 new fields:
4314 ddbr, ddr, debr, der.
4315 (s390_rtx_costs): More precise handling of divide instructions.
4317 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4319 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4321 2005-01-10 Jan Beulich <jbeulich@novell.com>
4323 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4324 names resulting from -ffunction-sections/-fdata-sections and linkonce
4325 ones.
4326 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4327 based on the section name. Rearrange the section name comparison logic
4328 slightly so that each section name is compared against at most once.
4330 2005-01-10 Ben Elliston <bje@au.ibm.com>
4332 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4333 targets for which -fPIC reduces limitations on the GOT size.
4335 2005-01-09 Falk Hueffner <falk@debian.org>
4337 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4338 X/C1 cmpop C2.
4340 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4342 PR target/18720
4343 * collect2.c (main): Set aixrtl_flag for -brtl option.
4344 (resolve_lib_name): Search for .so file extension before .a
4345 if aixrtl_flag set.
4347 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4349 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4350 (vect_analyze_data_refs_alignment): Add dump prints.
4352 2005-01-09 Ira Rosen <irar@il.ibm.com>
4354 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4355 expr_invariant_in_loop_p.
4356 Initialize outputs first thing in the function.
4357 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4358 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4359 (vect_analyze_pointer_ref_access): Check that the initial condition of
4360 the access function is loop invariant.
4362 2005-01-09 Richard Henderson <rth@redhat.com>
4364 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4365 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4366 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4367 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4368 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4369 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4370 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4371 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4372 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4373 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4374 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4375 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4376 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4377 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4378 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4379 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4380 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4381 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4382 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4383 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4384 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4385 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4386 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4387 mmx_ prefix.
4388 (mmx_clrdi, pavgusb): Remove.
4389 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4390 with leading sse_ prefix.
4391 * config/i386/sse.md: Receive them.
4392 * config/i386/mmx.md: New file.
4393 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4394 (subrv2sf3): Turn into expander for normal subtraction.
4395 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4396 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4397 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4398 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4399 commutative; use ix86_binary_operator_ok.
4400 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4401 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4402 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4403 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4404 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4405 Macroize from existing patterns; use ix86_binary_operator_ok.
4406 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4407 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4408 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4409 with vec_select+vec_concat.
4410 (mmx_pshufw, mmx_pshufw_1): Likewise.
4411 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4412 (mmx_uavgv4hi3): Model correctly.
4413 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4414 _mm_xor_si64): Remove casts.
4416 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4418 PR tree-optimization/19224
4419 * tree-scalar-evolution.c (get_instantiated_value,
4420 set_instantiated_value): New functions.
4421 (instantiate_parameters_1): Cache the results.
4422 (instantiate_parameters, resolve_mixers): Initialize and free
4423 the cache.
4425 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4427 * config/i386/i386.md (addhi_4): Correct reference in comment.
4428 (addqi_4): Same.
4430 2005-01-08 Richard Henderson <rth@redhat.com>
4432 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4433 (_mm_cvtsi128_si64x): Likewise.
4434 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4435 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4436 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4437 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4438 * config/i386/i386-protos.h: Update.
4439 * config/i386/i386.c (print_operand): Add 'H'.
4440 (ix86_fixup_binary_operands): Split out from ...
4441 (ix86_expand_binary_operator): ... here.
4442 (ix86_fixup_binary_operands_no_copy): New.
4443 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4444 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4445 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4446 (safe_vector_operand): Use CONST0_RTX.
4447 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4448 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4449 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4450 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4451 special cases.
4452 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4453 (IX86_BUILTIN_CMPNGESS): New.
4454 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4455 (attr type): Add sselog1.
4456 (attr unit, attr memory): Handle it.
4457 (movti, movti_internal, movti_rex64): Move near other integer moves.
4458 (movtf, movtf_internal): Move near other fp moves.
4459 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4460 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4461 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4462 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4463 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4464 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4465 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4466 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4467 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4468 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4469 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4470 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4471 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4472 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4473 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4474 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4475 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4476 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4477 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4478 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4479 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4480 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4481 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4482 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4483 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4484 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4485 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4486 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4487 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4488 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4489 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4490 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4491 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4492 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4493 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4494 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4495 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4496 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4497 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4498 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4499 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4500 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4501 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4502 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4503 same time.
4504 (SSEPUSH, push<SSEPUSH>): Remove.
4505 (MMXPUSH, push<MMXPUSH>): Remove.
4506 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4507 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4508 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4509 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4510 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4511 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4512 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4513 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4514 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4515 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4516 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4517 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4518 (ppro_sse_log_V4SF): Handle sselog1.
4519 * config/i386/predicates.md (const_0_to_1_operand): New.
4520 (const_0_to_255_mul_8_operand): New.
4521 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4522 (const_2_to_3_operand, const_4_to_7_operand): New.
4523 * config/i386/sse.md: New file.
4524 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4525 (sse_movups): Rename from sse_movups_1.
4526 (sse_loadlss): Rename from sse_loadss_1.
4527 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4528 from the name.
4529 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4530 (absv4sf2, negv2df, absv2df): New.
4531 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4532 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4533 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4534 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4535 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4536 (sse3_addsubv4sf3): Model correctly.
4537 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4538 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4539 (sse_movhlps): Model with vec_select+vec_concat.
4540 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4541 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4542 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4543 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4544 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4545 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4546 sse2_pshufhw_1): Likewise.
4547 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4548 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4549 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4550 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4551 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4552 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4553 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4554 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4555 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4556 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4557 sminv8hi3): Mark commutative
4558 operands. Use ix86_binary_operator_ok.
4559 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4560 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4561 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4562 sse2_punpcklqdq): Allow operand2 in memory.
4563 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4564 sse2_movsd): Add memory alternatives.
4565 (sse_storelps): Turn expander into an insn; split after reload.
4566 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4567 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4569 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4571 * configure.ac (DWARF-2 debug_line): Use objdump.
4572 * configure: Regenerate.
4574 2005-01-08 Jeff Law <law@redhat.com>
4575 Diego Novillo <dnovillo@redhat.com>
4577 PR tree-optimization/18241
4578 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4579 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4580 statements with volatile operands.
4581 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4582 operands after marking a statement with has_volatile_ops.
4584 2005-01-08 Roger Sayle <roger@eyesopen.com>
4586 * tree.c (int_fits_type_p): Always honor integer constant
4587 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4589 2005-01-08 Roger Sayle <roger@eyesopen.com>
4591 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4592 the latent bug in rtl_delete_block has been resolved.
4594 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4596 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4597 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4599 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4601 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4602 library as @multilib_dir@/$(SHLIB_SONAME).
4604 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4606 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4607 * configure: Regenerate.
4609 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4611 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4612 TYPE_MODE.
4614 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4616 PR target/13674
4617 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4618 Convert non-word aligned offset address using ld/std into
4619 indirect address.
4621 2005-01-07 Richard Henderson <rth@redhat.com>
4623 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4625 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4627 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4629 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4631 PR tree-optimization/19283
4632 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4633 is not shorter than the original type.
4635 PR rtl-optimization/19012
4636 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4638 PR rtl-optimization/18861
4639 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4640 (FULL_STATE): Define.
4641 (mark_tablejump_edge): New function.
4642 (purge_dead_tablejump_edges): New function.
4643 (find_bb_boundaries): Use it.
4645 PR tree-optimization/18828
4646 * builtins.c (expand_builtin_next_arg): Remove argument and all
4647 the argument checking.
4648 (expand_builtin): Adjust caller.
4649 (expand_builtin_va_start): Likewise. Remove error for too many
4650 arguments.
4651 (fold_builtin_next_arg): Issue error for too many arguments.
4652 After checking arguments, replace them with magic arguments that
4653 prevent further checking of the args.
4655 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4657 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4659 2005-01-06 Roger Sayle <roger@eyesopen.com>
4661 PR target/6077
4662 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4663 and %{.S:...} (and their negative variants) to test whether the
4664 input file is assembler or pre-processed-assembler independent of
4665 the actual filename extension.
4667 2005-01-06 Roger Sayle <roger@eyesopen.com>
4669 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4670 of sign or zero extended values.
4672 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4674 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4675 for IBM long double format correctly.
4677 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4679 Fix PR tree-optimization/18792
4681 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4682 to first_loop_depth, and use loop depth instead of loop number.
4683 (build_classic_dir_vector): Ditto.
4684 (compute_data_dependences_for_loop): Use depth, not loop number.
4685 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4686 number. Pass in loops, instead of loop numbers.
4687 (gather_interchange_stats): Ditto.
4688 (linear_transform_loops): Ditto.
4690 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4692 PR rtl-opt/13299
4693 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4694 biv_fits_mode_p, extension_within_bounds_p): New functions.
4695 (check_ext_dependent_givs): Use them.
4697 2005-01-06 Roger Sayle <roger@eyesopen.com>
4699 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4700 more than one barrier, in which case we should delete them all.
4702 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4704 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4706 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4708 Fix PR middle-end/19286
4709 Fix PR debug/19267
4710 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4711 output this subprogram, simply ignore this attempt to do it again.
4712 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4713 origin attribute if it's not possible.
4714 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4715 (decls_for_scope): Ditto.
4716 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4717 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4719 2005-01-05 Richard Henderson <rth@redhat.com>
4721 PR target/11327
4722 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4723 (bdesc_2arg): Use it.
4724 (ix86_expand_binop_builtin): Force operands into registers
4725 when optimizing.
4726 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4727 ix86_expand_sse_compare, ix86_expand_sse_comi,
4728 ix86_expand_builtin): Likewise.
4730 2005-01-05 Richard Henderson <rth@redhat.com>
4732 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4733 and VEC_SELECT.
4734 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4735 (mulv4hi3): Set itanium_class mmmul.
4736 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4737 (fpack): Rename from fpack_sfsf.
4739 2005-01-05 Richard Henderson <rth@redhat.com>
4741 PR rtl-opt/10692
4742 * reload1.c (do_input_reload): Restrict the optimization deleteing
4743 a previous output reload to RELOAD_FOR_INPUT.
4745 2005-01-05 Steven Bosscher <stevenb@suse.de>
4747 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4748 comment that we fall through after case.
4749 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4750 (distribute_links): Likewise.
4751 * cse.c (cse_insn): Likewise.
4752 * cselib.c (cselib_invalidate_mem): Likewise.
4753 * df.c: Update comments at the top of the file.
4754 (read_modify_subreg_p): Update comments here too.
4755 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4756 * flow.c (mark_set_1): Likewise.
4757 (mark_used_regs): Likewise.
4758 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4759 (canon_list_insert): Likewise.
4760 (mark_set): Likewise.
4761 (try_replace_reg): Likewise.
4762 (store_killed_in_insn): Likewise.
4763 * loop.c (count_one_set): Likewise.
4764 (basic_induction_var): Likewise.
4765 * postreload-gcse.c (find_mem_conflicts): Likewise.
4766 * postreload.c (reload_combine_note_store): Likewise.
4767 (move2add_note_store): Likewise.
4768 * reload.c (find_equiv_reg): Likewise.
4769 (mark_referenced_resources): Likewise.
4770 * rtlanal.c (set_noop_p): Likewise.
4771 (note_stores): Likewise.
4772 (note_uses): Likewise.
4773 * sched-deps.c (sched_analyze_1): Likewise.
4774 * sched-rgn.c (check_live_1): Likewise.
4775 (update_live_1): Likewise.
4776 * config/i860/i860.c: Likewise.
4778 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4779 an lvalue.
4780 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4782 * doc/rtl.texi: Update documentation for bit-fields and SET.
4784 2005-01-05 Roger Sayle <roger@eyesopen.com>
4786 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4788 2005-01-05 Jan Hubicka <jh@suse.cz>
4789 Richard Henderson <rth@redhat.com>
4791 PR target/18910
4792 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4793 with an offset.
4795 2005-01-05 Richard Henderson <rth@redhat.com>
4797 PR target/12902
4798 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4799 (sse_shufps): Change operand 3 to const_int_operand.
4800 (sse2_storelps): Fix typo in template.
4801 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4802 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4803 (ix86_expand_builtin): Likewise.
4805 2005-01-05 Julian Brown <julian@codesourcery.com>
4807 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4808 as aggregates for AAPCS ABIs.
4810 2005-01-05 Stan Shebs <shebs@apple.com>
4812 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4813 Mach-O getters if ppc64.
4814 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4815 size argument.
4816 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4817 signed four-byte field for global code case.
4818 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4820 2005-01-05 Roger Sayle <roger@eyesopen.com>
4822 PR middle-end/19100
4823 * c-common.c: Include real.h.
4824 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4825 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4826 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4827 * Makefile.in (c-common.o): Update dependencies.
4829 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4831 * c-parse.in (asm_string): Add trailing semicolon.
4833 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4835 * c-parse.in (asm_string): New. Don't allow wide strings in
4836 'asm'.
4837 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4838 asm_string instead of STRING.
4840 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4842 * c-typeck.c (constructor_no_implicit): Remove.
4843 (set_designator, process_init_element): Don't check
4844 constructor_no_implicit.
4846 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4847 Kaz Kojima <kkojima@gcc.gnu.org>
4849 PR target/16482
4850 * lcm.c (create_pre_exit): New.
4851 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4852 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4854 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4856 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4857 -msoft-float in target_float_switch.
4858 * arm.c (arm_override_options): Fix processing of target_float_switch.
4860 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4862 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4863 preferencing.
4865 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4867 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4868 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4870 2005-01-04 Roger Sayle <roger@eyesopen.com>
4872 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4873 if deleting the then-block allows the test-block to fallthru to the
4874 else-block.
4876 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4878 PR c/19152
4879 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4880 after the full declaration if the are in two different TUs.
4882 2005-01-04 Richard Henderson <rth@redhat.com>
4884 PR tree-opt/19158
4885 * tree-sra.c (generate_one_element_init): Just
4886 call gimplify_and_add.
4887 (generate_element_init): Record the
4888 new referenced variables and mark them for renaming
4889 and split out to ...
4890 (generate_element_init_1): This.
4891 (scalarize_init): Don't call push_gimplify_context/
4892 pop_gimplify_context.
4894 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4896 * toplev.c (get_src_pwd): Handle failure of getpwd().
4898 2005-01-04 Roger Sayle <roger@eyesopen.com>
4900 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4901 of TRUTH_NOT_EXPR.
4902 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4903 all the cases handled by it are inverted by invert_truthvalue.
4905 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4907 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4908 (save_register_windowsi): Likewise.
4910 2005-01-04 Richard Henderson <rth@redhat.com>
4912 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4914 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4916 PR middle-end/17767
4917 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4918 any simplifications of vector mode comparison operators.
4919 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4921 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4922 Devang Patel <dpatel@apple.com>
4924 PR tree-optimization/18308
4925 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4926 the operands before creating a new expression.
4927 * dojump.c (do_jump): Make drop_through_label available
4928 for all cases. Add expansion of COND_EXPR.
4930 2005-01-04 Ira Rosen <irar@il.ibm.com>
4932 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4933 INTEGER_CST instead of TREE_CONSTANT.
4934 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4935 instead of TREE_CONSTANT.
4936 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4937 instead of TREE_CONSTANT.
4939 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4941 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4943 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4945 PR target/19240
4946 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4947 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4949 2005-01-03 Richard Henderson <rth@redhat.com>
4951 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4952 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4953 fold_convert_const_real_from_real): Split out from ...
4954 (fold_convert_const): ... here.
4956 2005-01-03 Richard Henderson <rth@redhat.com>
4958 PR target/19235
4959 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4960 (mov<MMXMODEI>_internal): Likewise.
4961 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4962 Add V2SF case; use it for SSE1; don't use TI.
4963 (movdf_integer): Likewise.
4964 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4966 2005-01-03 Ira Rosen <irar@il.ibm.com>
4968 * tree-vectorizer.c (vect_strip_conversions): New function.
4969 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4970 check for binary class.
4972 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4974 Fix PR debug/17924
4975 Fix PR debug/19191
4976 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4977 is a decl.
4978 * gimple-low.c (mark_blocks_with_used_vars): New function.
4979 (mark_blocks_with_used_subblocks): Ditto.
4980 (mark_used_blocks): Ditto.
4981 (pass_mark_used_blocks): New pass.
4982 * tree-inline.c: Include debug.h.
4983 (expand_call_inline): Call outlining_inline_function here.
4984 * tree-optimize.c (init_tree_optimization_passes): Add
4985 pass_mark_used_blocks.
4986 * tree-pass.h (pass_mark_used_blocks): New.
4987 * Makefile.in (tree-inline.o): Add debug.h dependency.
4989 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4991 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4992 VAR_DECLs to have weak_import attribute.
4994 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4995 'struct ucontext'.
4997 2004-01-03 Steven Bosscher <stevenb@suse.de>
4999 * passes.c (rest_of_compilation): Don't run regmove if only
5000 flag_expensive_optimizations, require flag_regmove instead.
5002 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5004 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5005 register "sparc".
5006 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5007 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5008 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5009 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5011 2005-01-03 Richard Henderson <rth@redhat.com>
5013 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5014 (ia64_const_ok_for_letter_p): New.
5015 (ia64_const_double_ok_for_letter_p): New.
5016 (ia64_extra_constraint): New.
5017 (ia64_expand_vecint_compare): New.
5018 (ia64_expand_vcondu_v2si): New.
5019 (ia64_expand_vecint_cmov): New.
5020 (ia64_expand_vecint_minmax): New.
5021 (ia64_print_operand): Add 'v'.
5022 (ia64_preferred_reload_class): New.
5023 (ia64_vector_mode_supported_p): New.
5024 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5025 (PREFERRED_RELOAD_CLASS): Move to function.
5026 (CONST_OK_FOR_LETTER_P): Move to function.
5027 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5028 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5029 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5030 (EXTRA_CONSTRAINT): Move to function.
5031 * config/ia64/ia64.md: Include vect.md.
5032 (itanium_class): Add mmalua.
5033 (type): Handle it.
5034 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5035 (1b_mmalua): New.
5036 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5037 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5038 CONST0_RTX.
5039 (const_int_2bit_operand): New.
5040 (fr_reg_or_0_operand): New.
5041 * config/ia64/ia64-modes.def: Add vector modes.
5042 * config/ia64/ia64-protos.h: Update.
5043 * config/ia64/vect.md: New file.
5045 2005-01-03 Richard Henderson <rth@redhat.com>
5047 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5049 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5051 PR target/19236
5052 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5053 to SFmode.
5054 (log1pdf2): Change mode of operands[0,1] to DFmode.
5056 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5058 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5059 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5060 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5061 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5062 SPARC_RELAXED_ORDERING.
5064 2005-01-03 Richard Henderson <rth@redhat.com>
5065 Uros Bizjak <uros@kss-loka.si>
5067 PR target/14631
5068 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5069 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5070 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5071 handling.
5072 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5073 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5074 const_pow2_1_to_128_operand): New predicates.
5076 2005-01-02 Greg McGary <greg@mcgary.org>
5078 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5079 anonymous decls.
5080 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5081 object. [ptr_type]: Remove unused variable.
5082 Remember nearest addressable array-element or record-component
5083 when checking bitfield components. Tolerate empty BIND_EXPR.
5085 2005-01-01 Richard Henderson <rth@redhat.com>
5087 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5088 that don't narrow the value. Fail for other conversions.
5090 2005-01-01 Richard Henderson <rth@redhat.com>
5092 PR c/19031
5093 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5094 * c-lang.c (finish_file): Don't do it here.
5095 * objc/objc-act.c (objc_finish_file): Likewise.
5097 * cgraph.c (decl_assembler_name_equal): New.
5098 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5099 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5100 * cgraph.h (struct cgraph_varpool_node): Add next.
5101 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5102 * varasm.c (assemble_alias): Mark the target as needed.
5104 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5106 PR middle-end/19221
5107 * function.c (get_arg_pointer_save_area): Use entry_of_function
5108 instead of get_insns.
5110 2005-01-01 Roger Sayle <roger@eyesopen.com>
5111 Andrew Pinski <pinskia@physics.uc.edu>
5112 James E. Wilson <wilson@specifixinc.com>
5114 PR rtl-optimization/12092
5115 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5116 is zero.
5118 2005-01-01 Roger Sayle <roger@eyesopen.com>
5119 Olivier Hainque <hainque@act-europe.fr>
5121 * tree.c (int_fits_type_p): A narrower type always fits in a
5122 wider one, except for negative values into unsigned types.
5124 2005-01-01 Roger Sayle <roger@eyesopen.com>
5126 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5127 with the original constant rather than require TREE_OVERFLOW.
5129 2005-01-01 Steven Bosscher <stevenb@suse.de>
5131 PR middle-end/17544
5132 * c-decl.c (finish_function): If compiling C99, annotate the
5133 compiler generated return with the current file name and line 0.
5134 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5135 the source line is greater than 0.
5136 (remove_bb): Likewise.
5138 See ChangeLog.12 for earlier changes.