1 2005-02-28 <bosch@gnat.com>
4 * doc/contrib.texi: List contributors for Ada front end
6 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8 * simplify-rtx.c (simplify_unary_operation_1,
9 simplify_const_unary_operation): New, extracted from...
10 (simplify_unary_operation): ... this one.
11 (simplify_binary_operation_1,
12 simplify_const_binary_operation): New, extracted from...
13 (simplify_binary_operation): ... this one.
14 * rtl.h (simplify_const_unary_operation,
15 simplify_const_binary_operation): Add prototypes.
17 2005-02-28 Julian Brown <julian@codesourcery.com>
19 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
20 building libjava and caused PR regression/20228.
22 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
25 * Makefile.in (host_subdir): New.
26 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
27 * configure: Regenerate.
29 2005-02-27 Zack Weinberg <zack@codesourcery.com>
31 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
32 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
33 installation directory first.
35 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
38 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
39 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
40 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
41 * config/cris/cris.md: Tweak comments referring to Q.
42 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
43 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
44 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
45 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
46 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
47 Insert spaces in constraints to align alternatives vertically for
49 ("cmphi"): Ditto. Add separate alternative for operand 0 "Q>",
52 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
54 PR rtl-optimization/17728
55 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
56 operand 0 from general_operand to move_dest_operand.
58 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
60 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
61 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
62 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
63 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
65 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
67 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
68 * configure: Regenerate.
69 * libada-mk.in: Remove CC; rename
70 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
72 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
75 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
76 for the lhs, also walk over the tree. Likewise for rhs.
78 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
80 * tree-ssa-dom.c (simple_iv_increment_p): New function.
81 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
82 Do not propagate value of iv before increment over the increment.
84 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
86 * c-parser.c: New file.
88 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
90 (c-parser.o): Add dependencies.
91 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
92 maintainer-clean, TAGS): Update.
93 * c-config-lang.in (gtfiles): Update.
94 * gengtype-lex.l: Don't handle "@@".
95 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
96 objc_build_synchronized, objc_begin_try_stmt,
97 objc_begin_catch_clause, objc_finish_catch_clause,
98 objc_build_finally_clause, objc_finish_try_stmt): New.
99 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
101 (c_parse_init): Update comment.
102 * c-decl.c (c_init_decl_processing): Update comment.
103 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
104 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
105 new c_declspecs members.
107 2005-02-25 Julian Brown <julian@codesourcery.com>
109 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
110 from being used for symbols with vague linkage when
111 HAVE_GAS_COMDAT_GROUP is true.
113 2005-02-25 Mark Mitchell <mark@codesourcery.com>
115 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
117 2005-02-25 Steve Ellcey <sje@cup.hp.com>
120 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
121 (LIBGCC2_HAS_DF_MODE): New.
122 (LIBGCC2_HAS_XF_MODE): New.
123 (LIBGCC2_HAS_TF_MODE): New.
124 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
125 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
126 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
127 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
128 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
129 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
130 and add _fixtfdi, _fixunstfdi, _floatditf
131 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
132 L_fixunstfdi, L_floatditf.
133 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
134 (LIBGCC2_HAS_TF_MODE): Define.
136 2005-02-25 Diego Novillo <dnovillo@redhat.com>
138 PR tree-optimization/20204
139 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
140 REWRITE_THIS_STMT markers on PHI nodes.
141 (rewrite_initialize_block): Likewise.
143 2005-02-25 Mark Mitchell <mark@codesourcery.com>
145 * version.c (version_string): Update to 4.1.
147 2005-02-25 Paolo Carlini <pcarlini@suse.de>
149 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
150 Clarify that the alternative way doesn't work in GNU C++.
152 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
154 PR tree-optimization/19937
155 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
156 to the type of the induction variable.
158 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
160 PR rtl-optimization/20117
161 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
162 the block including noncopyable insn.
164 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
166 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
167 calls to find_reg_note.
169 2005-02-24 Richard Henderson <rth@redhat.com>
172 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
175 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
177 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
178 vector types if to use base reg for misaligned non-word ld/std.
180 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
183 * config/cris/cris.c (cris_target_asm_function_prologue): Create
184 dwarf2 label manually and put it after, not before the prologue.
186 2005-02-24 David Edelsohn <edelsohn@gnu.org>
189 * reload.c (operands_match_p): Only increment register number for
190 SCALAR_INT_MODE_P modes in multiple hard registers.
192 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
195 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
197 * ChangeLog.5: Fix log message typo(s).
198 * ChangeLog.7: Likewise.
199 * ChangeLog.tree-ssa: Likewise.
200 * cfgexpand.c: Fix comment typo(s).
201 * conflict.c: Likewise.
202 * defaults.h: Likewise.
203 * dwarf2out.c: Likewise.
205 * ggc-page.c: Likewise.
206 * tree-eh.c: Likewise.
207 * tree-ssa-dom.c: Likewise.
209 2005-02-24 Jakub Jelinek <jakub@redhat.com>
212 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
213 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
214 if SHARED is defined.
217 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
218 allow splitting only if operands 0 and 3 don't overlap.
220 2005-02-24 Richard Henderson <rth@redhat.com>
223 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
224 (fold_builtin_1): Call them.
225 * fold-const.c (fold_complex_mult_parts): Split out from ...
226 (fold_complex_mult): ... here. Fix typo in both imaginary case.
227 (fold_complex_div_parts, fold_complex_div): New.
229 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
231 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
233 * tree-ssa-ccp.c (visit_assignment): Verify that result of
234 VIEW_CONVERT_EXPR is_gimple_min_invariant.
236 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
237 (print_node): Likewise.
238 Print TYPE_SIZES_GIMPLIFIED.
240 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
242 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
243 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
244 operands as commutative in constraints.
246 2005-02-24 Diego Novillo <dnovillo@redhat.com>
248 * tree-into-ssa.c: Re-organize internal functions.
250 2005-02-24 Richard Henderson <rth@redhat.com>
253 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
255 * common.opt (fcx-limited-range): New.
256 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
257 * toplev.c (flag_complex_method): Initialize to 1.
258 (process_options): Set flag_complex_method to 0 if
259 flag_cx_limited_range.
260 * doc/invoke.texi (-fcx-limited-range): New.
262 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
264 * cse.c (delete_trivially_dead_insns): Speed up by using
265 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
268 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
270 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
271 functions when -mid-shared-library is being used.
273 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
275 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
276 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
277 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
278 * system.h: Poison LINK_LIBGCC_SPECIAL.
280 2005-02-23 James E Wilson <wilson@specifixinc.com>
282 * gengtype.c (note_insn_name): Make 1 element larger.
284 2005-02-23 Roger Sayle <roger@eyesopen.com>
287 PR rtl-optimization/20097
288 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
289 BImode SUBREGs of SImode registers which confuse the ia64 backend.
291 2005-02-23 David Edelsohn <edelsohn@gnu.org>
293 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
294 * t-aix52 (SHLIB_INSTALL): Same.
296 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
298 * genpreds.c: Update copyright.
300 2005-02-23 Michael Beach <michaelb@ieee.org>
303 * config/sparc/t-elf (startup files): Assemble with CPP.
305 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
307 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
308 (write_predicate_expr): Likewise.
310 2005-02-22 Diego Novillo <dnovillo@redhat.com>
312 PR tree-optimization/20100
313 PR tree-optimization/20115
314 * tree-optimize.c (init_tree_optimization_passes): Remove
315 pass_maybe_create_global_var.
316 * tree-pass.h (pass_maybe_create_global_var): Remove.
317 * tree-ssa-alias.c (aliases_computed_p): Declare.
318 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
319 (count_calls_and_maybe_create_global_var): Remove.
320 (pass_maybe_create_global_var): Remove.
321 (init_alias_info): Do not declare aliases_computed_p.
322 (maybe_create_global_var): If the function contains no
323 call-clobbered variables and a mix of pure/const and regular
324 function calls, create .GLOBAL_VAR.
325 Mark all call-clobbered variables for renaming.
326 (merge_pointed_to_info): Update comment.
327 (add_pointed_to_var): Likewise.
328 (is_escape_site): Likewise.
329 Accept struct alias_info * instead of size_t *.
331 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
333 * tree-ssa-operands.c (get_call_expr_operands): If
334 ALIASES_COMPUTED_P is false, do not add call-clobbering
336 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
337 (delete_tree_ssa): Likewise.
339 2005-02-22 James E Wilson <wilson@specifixinc.com>
341 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
342 (do_compile): Do call it here.
344 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
346 PR rtl-optimization/20017.
347 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
348 rest_of_handle_cse2, rest_of_handle_gcse): Call
349 delete_dead_jumptables immediately before calling cleanup_cfg.
351 2005-02-22 Devang Patel <dpatel@apple.com>
354 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
357 2005-02-22 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/aix.h (WINT_TYPE): Define.
361 2005-02-22 Stan Shebs <shebs@apple.com>
363 * config/rs6000/rs6000.c (rs6000_override_options): Default to
364 natural alignment for 64-bit Darwin.
365 (rs6000_parse_alignment_option): Warn about uses of -malign-power
367 * doc/invoke.texi: Document this.
369 2005-02-22 DJ Delorie <dj@redhat.com>
371 * c-common.c (c_common_type_for_mode): Pass the mode's precision
372 to make_[un]signed_type, not the mode itself.
374 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
376 * cfg.c (cached_make_edge): Call make_edge if edge cache is
377 not available. Use tail calls wherever possible.
378 (make_edge): Call unchecked_make_edge to create an edge.
380 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
381 (coalesce_ssa_name): Don't check for
382 SSANORM_USE_COALESCE_LIST.
383 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
385 2005-02-22 Diego Novillo <dnovillo@redhat.com>
387 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
388 (rewrite_into_ssa): ... here.
390 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
392 PR tree-optimization/19786
393 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
394 tag to another's may-alias bitmap when adding to the other's list.
396 2005-02-21 DJ Delorie <dj@redhat.com>
398 * tree-ssa-loop-ivopts.c (computation_cost): Start register
399 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
400 registers in unsupported ways.
401 * expmed.c (init_expmed): Likewise.
403 2005-02-21 Stan Cox <scox@redhat.com>
405 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
407 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
409 * tree-cfg.c (fold_cond_expr_cond): New.
410 (make_edges): Call fold_cond_expr_cond.
411 (find_taken_edge): Accept nothing but INTEGER_CST.
412 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
414 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
416 * flow.c (delete_dead_jumptables): Speed up by scanning insns
417 that do not belong to any basic block.
419 2005-02-21 Jeff Law <law@redhat.com>
421 * cfganal.c (find_unreachable_blocks): Manually CSE load of
424 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
426 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
427 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
428 Adjust their definitions.
429 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
430 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
432 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
433 genautomata.c, langhooks.c, langhooks.h, system.h,
434 config/arm/lib1funcs.asm: Update copyright.
436 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
438 * dbxout.c (dbxout_function_end): Emit Lscope label always.
440 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
443 * doc/install.texi: Document --with-gc.
445 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
447 * simplify-rtx.c (simplify_unary_operation): Add a missing
450 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
452 PR tree-optimization/18663
453 * tree-ssa-dom.c (extract_range_from_cond): Return 0
454 if the type has variable bounds.
456 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
458 * gcse.c: Remove an obsolete comment.
460 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
462 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
464 * doc/extend.texi (Function Attributes) <Attribute const>: The
465 attribute "pure" is below this text, not above.
467 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
469 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
470 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
471 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
473 2005-02-20 Zack Weinberg <zack@codesourcery.com>
476 * langhooks.h (struct lang_hooks): Add to_target_charset.
477 * langhooks.c (lhd_to_target_charset): New function.
478 * langhooks-def.h: Declare lhd_to_target_charset.
479 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
480 (LANG_HOOKS_INITIALIZER): Update.
481 * c-common.c (c_common_to_target_charset): New function.
482 * c-common.h: Declare it.
483 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
484 c_common_to_target_charset.
486 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
487 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
489 * system.h: Poison them.
490 * doc/tm.texi: Don't discuss them.
491 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
492 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
493 (pp_c_char): Do not attempt to generate letter escapes for
495 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
496 * config/mips/mips.c (mips_output_ascii): Likewise.
498 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
500 PR tree-optimization/19951
501 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
504 2005-02-19 Steven Bosscher <stevenb@suse.de>
507 * function.h (struct function): New field `max_loop_depth'.
508 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
509 (flow_loops_find): Reset the max loop depth count before finding loops.
510 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
511 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
512 (calculate_global_regs_live): Make sure the loop will terminate
513 when the initial sets are not empty.
515 2005-02-19 Zack Weinberg <zack@codesourcery.com>
517 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
519 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
521 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
524 * doc/invoke.texi: Remove documentation of %M spec.
526 (init_spec): Remove %M suffix from -lgcc_s.
527 (do_spec_1): Remove 'M' case.
528 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
529 to put shared libraries in the multilib directory. Remove the
530 shlib_so_soname substitution variable. Don't add a multilib encoding
531 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
532 reported by -print-multi-os-directory. Pass @multilib_dir@ to
533 SHLIB_INSTALL as well as SHLIB_LINK.
534 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
535 (SHLIB_NAME): Delete.
536 (SHLIB_DIR): New macro.
537 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
538 (SHLIB_INSTALL): Adjust accordingly.
539 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
540 * config/t-slibgcc-sld: Likewise.
541 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
542 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
543 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
545 (SHLIBUNWIND_INSTALL): Adjust accordingly.
546 * config/i386/t-nwld (SHLIB_SONAME): Delete.
547 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
548 Use @shlib_base_name@ instead of @shlib_so_name@.
549 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
550 and @shlib_base_name@.so in @multilib_dir@.
551 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
553 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
554 (SHLIB_LINK): Remove previous workaround.
555 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
556 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
557 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
559 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
560 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
561 (SHLIB_INSTALL): Adjust accordingly.
562 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
563 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
564 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
565 config/t-slibgcc-elf-ver.
567 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
568 Jakub Jelinek <jakub@redhat.com>
570 PR tree-optimization/19828
571 * tree-ssa-loop-im.c: Add a TODO comment.
572 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
573 without side-effects.
575 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
577 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
580 2005-02-18 James E. Wilson <wilson@specifixinc.com>
582 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
583 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
584 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
586 (ia64_reorg): Delete fixup_errata call.
587 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
588 (TARGET_SWITCHES): Delete -mb-step entry.
590 2005-02-19 Jakub Jelinek <jakub@redhat.com>
593 * c-typeck.c (composite_type): Handle quals in transparent unions.
594 (type_lists_compatible_p): Likewise.
596 2005-02-18 Stan Shebs <shebs@apple.com>
598 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
599 expressions in the .literal8 section.
601 2005-02-18 Geoffrey Keating <geoffk@apple.com>
603 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
605 2005-02-18 Roger Sayle <roger@eyesopen.com>
607 * fold-const.c (constant_boolean_node): Always create values of the
608 specified type, don't bother calling truthvalue_conversion.
610 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
612 * except.c (output_function_exception_table): Call
613 assemble_external_libcall (eh_personality_libfunc).
615 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
618 * config/ia64/ia64.h (struct machine_function): Add state_num.
619 * config/ia64/ia64.c (process_epilogue,
620 process_for_unwind_directive): Use new unwind state numbers each
621 time rather than state 1.
623 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
626 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
627 before the "*llgt_didi" pattern.
629 2005-02-18 Jason Merrill <jason@redhat.com>
631 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
633 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
635 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
636 (div0): Use it in place of ARM_FUNC_ALIAS.
637 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
639 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
642 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
643 access, the lower bound of the array type if it exists.
645 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
648 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
649 cases that are out-of-range for the index type.
651 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
653 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
654 (estimate_case_costs): Don't call convert.
655 * expmed.c (expand_shift): Likewise.
656 (make_tree): Call fold_convert instead of convert.
658 2005-02-18 Jakub Jelinek <jakub@redhat.com>
661 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
662 that ref to be marked MEM_READONLY_P doesn't have base that needs
665 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
667 * genautomata.c (output_get_cpu_unit_code_func,
668 output_cpu_unit_reservation_p): Don't generate old-style function
671 2005-02-18 Jakub Jelinek <jakub@redhat.com>
674 PR tree-optimization/20009
675 * convert.c (convert_to_integer): Revert 2005-02-16 change.
677 PR tree-optimization/18947
678 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
679 inline, remove all nodes that are inlined into the extern inline
682 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
684 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
685 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
686 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
687 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
690 2005-02-17 Roger Sayle <roger@eyesopen.com>
692 PR tree-optimization/19917
693 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
694 to be potentially trapping.
696 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
698 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
700 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
702 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
703 tem becomes a local variable which is set to the value of the
704 back end defined INITIAL_FRAME_ADDRESS macro.
705 (expand_builtin_frame_address): Omit the base parameter to
706 expand_builtin_return_addr.
707 (expand_builtin_profile_func): Likewise.
708 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
709 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
710 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
712 2005-02-17 Jakub Jelinek <jakub@redhat.com>
714 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
715 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
716 * config/frv/frv.c (frv_function_epilogue): Likewise.
718 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
720 * lambda-code (perfect_nestify): Remove mark/unmark
722 * tree-loop-linear.c (linear_transform_loops): Add
723 rewrite_into_ssa call so that ssa is correct for
724 rewriting into loop closed.
726 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
728 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
729 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
731 * bt-load.c (btr_def_live_range, combine_btr_defs,
732 migrate_btr_def, migrate_btr_defs): Likewise.
733 * cfgcleanup.c (thread_jump): Likewise.
734 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
735 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
736 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
737 df_rd_local_compute, df_reg_info_compute): Likewise.
738 * dominance.c (init_dom_info, free_dom_info): Likewise.
739 * flow.c (init_propagate_block_info,
740 free_propagate_block_info): Likewise.
741 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
742 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
743 modify_reg_pav): Likewise.
744 * loop-invariant.c (find_defs, find_invariant_insn,
745 find_invariants, free_inv_motion_data): Likewise.
746 * predict.c (tree_predict_by_opcode,
747 estimate_bb_frequencies): Likewise.
748 * stmt.c (expand_case): Likewise.
749 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
750 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
751 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
752 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
753 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
754 rewrite_ssa_into_ssa): Likewise.
755 * tree-optimize.c (tree_rest_of_compilation): Likewise.
756 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
757 analyze_edges_for_bb, perform_edge_inserts): Likewise.
758 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
759 * tree-sra.c (tree_sra): Likewise.
760 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
761 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
762 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
763 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
764 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
765 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
767 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
768 calculate_live_on_entry, calculate_live_on_exit,
769 build_tree_conflict_graph): Likewise.
770 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
771 record_important_candidates, set_use_iv_cost, find_depends,
772 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
773 tree_ssa_iv_optimize_finalize): Likewise.
774 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
775 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
776 tree_duplicate_loop_to_header_edge): Likewise.
777 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
778 * tree-ssa.c (verify_flow_insensitive_alias_info,
779 verify_name_tags, verify_ssa, init_tree_ssa,
780 delete_tree_ssa): Likewise.
781 * tree-ssanames.c (marked_ssa_names, init_ssanames,
782 fini_ssanames): Likewise.
783 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
785 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
787 * config/rs6000/t-rtems: Completely reworked.
789 2005-02-17 Ira Rosen <irar@il.ibm.com>
791 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
793 2005-02-17 Ira Rosen <irar@il.ibm.com>
795 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
796 POINTER_TYPE_P when checking that type is a pointer.
797 (vect_get_memtag): Remove.
798 (vect_address_analysis): Use POINTER_TYPE_P. Call
799 vect_object_analysis with dummy parameter for memtag.
800 (vect_object_analysis): Extract memtag (functionality that
801 used to be in vect_get_memtag and moved here). Fix printings.
802 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
803 with correct parameters. Remove call to vect_get_memtag.
805 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
807 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
808 (tree-vectorizer.o): Added missing dependencies.
810 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
812 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
813 declaration in tree-vectorizer.c, now has an extern declaration in
815 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
816 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
817 get_vectype_for_scalar_type, vect_is_simple_use,
818 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
819 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
820 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
821 vectorizable_store, vectorizable_operation, vectorizable_assignment,
822 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
823 find_loop_location): Likewise.
825 * tree-vectorizer.c (langhooks.h): #include removed.
826 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
827 moved to tree-vectorized.h.
828 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
829 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
830 get_vectype_for_scalar_type, vect_is_simple_use,
831 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
832 vect_supportable_dr_alignment, new_loop_vec_info,
833 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
834 vect_set_verbosity_level, find_loop_location): Likewise.
836 (vect_analyze_loop): Function externalized. Declaration moved to
837 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
838 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
839 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
840 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
841 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
842 vect_enhance_data_refs_alignment, vect_analyze_operations,
843 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
844 vect_stmt_relevant_p, vect_get_loop_niters,
845 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
846 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
847 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
848 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
849 vect_get_memtag): Likewise.
851 (vectorizable_load): Function externalized. Declaration moved to
852 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
853 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
854 vect_transform_loop): Likewise.
855 (vect_transform_stmt): Moved to tree-vect-transform.c.
856 (vect_align_data_ref, vect_create_destination_var,
857 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
858 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
859 vect_get_vec_def_for_operand, vect_init_vector,
860 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
861 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
862 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
863 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
864 vect_do_peeling_for_loop_bound): Likewise.
866 * tree-vect-analyze.c: New file.
867 * tree-vect-transform.c: New file.
869 2005-02-17 Jason Merrill <jason@redhat.com>
871 PR mudflap/19319, c++/19317
872 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
875 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
877 * doc/install.texi (Specific): Update link for Darwin-specific
880 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
882 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
883 constant_boolean_node.
885 2005-02-16 David Edelsohn <edelsohn@gnu.org>
888 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
889 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
891 2005-02-16 Richard Henderson <rth@redhat.com>
894 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
896 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
897 replace uses with Wtype_MAXp1_F.
898 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
899 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
900 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
901 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
902 and HAVE_TFMODE as appropriate.
903 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
904 (__floatdisf): Likewise.
905 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
906 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
907 (Wtype_MAXp1_F): New.
908 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
909 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
911 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
914 * arm.c (arm_apply_result_size): New function.
915 * arm.h (APPLY_RESULT_SIZE): Define.
916 * arm-protos.h (arm_apply_result_size): Add prototype.
917 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
919 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
920 (call_value_symbol): Remove predicate for operand 0.
921 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
922 (untyped_call): Rework to correclty return values for any type.
923 (untyped_return): New expand.
924 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
926 2005-02-16 Stan Shebs <shebs@apple.com>
928 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
929 * config/rs6000/t-darwin8: New, for 64-bit multilib.
931 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
933 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
934 configure settings on Solaris 7 and later.
936 2005-02-16 Diego Novillo <dnovillo@redhat.com>
938 PR tree-optimization/19865
939 * tree-optimize.c (init_tree_optimization_passes): Run
940 pass_may_alias after pass_sra.
942 2005-02-16 Richard Henderson <rth@redhat.com>
943 Stuart Hastings <stuart@apple.com>
946 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
947 Do nothing if debug info suppressed for this function.
948 (dbxout_begin_function): Early exit if debug info suppressed for
951 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
954 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
956 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
958 PR tree-optimization/19967
959 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
960 expand_builtin_strchr, expand_builtin_strrchr): Take a new
961 argument TYPE. Adjust calls to fold_builtin_XXX.
962 (expand_builtin, fold_builtin_1): Adjust calls to
964 (fold_builtin_strchr, fold_builtin_strpbrk,
965 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
966 result to a requested type TYPE.
968 2005-02-16 Jakub Jelinek <jakub@redhat.com>
971 * fold-const.c (fold): Don't optimize (T)(x & cst) to
972 (T)x & (T)cst if (T)cst overflows.
973 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
974 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
976 2005-02-15 Jeff Law <law@redhat.com>
978 * gcse.c (blocks_with_calls): New bitmap.
979 (alloc_gcse_mem): Allocate it.
980 (free_gcse_mem): Free it.
981 (clear_modifY_mem_tables): Clear it.
982 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
983 when we encounter CALL_INSNs.
984 (compute_transp, case MEM): Handle blocks with calls separate
985 from blocks without calls. Use bitmap iterators rather than
988 2005-02-15 Peter O'Gorman <peter@pogma.com>
991 * mklibgcc.in (vis_hide): Use a temporary object file, not
994 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
997 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1000 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1001 Alan Modra <amodra@bigpond.net.au>
1004 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1005 (_xlqsub): Rename to __gcc_qsub.
1006 (_xlqmul): Rename to __gcc_qmul.
1007 (_xlqdiv): Rename to __gcc_qdiv.
1008 Provide versioned symbol aliases with old names.
1009 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1010 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1011 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1012 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1013 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1015 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1017 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1018 Fold ~(A - 1) and ~(A + -1) to -A.
1020 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1024 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1025 config/pa/pa-host.c:pa_gt_pch_use_address.
1027 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1029 * tree-vn.c (get_value_handle): Make sure that given an
1030 is_gimple_min_invariant expression, we always return it.
1032 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1034 * passes.c (rest_of_handle_gcse): Fix a comment.
1036 2005-02-15 Jeff Law <law@redhat.com>
1038 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1040 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1041 (canon_list_insert, record_last_mem_set_info): Similarly.
1042 (clear_modify_mem_tables): Similarly.
1044 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1046 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1047 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1048 config/mips/mips.md, config/rs6000/aix.h,
1049 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1051 2005-02-15 Richard Henderson <rth@redhat.com>
1053 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1054 call to be best_edge.
1056 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1058 * basic-block.h: Adjust the prototype for find_basic_blocks.
1059 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1060 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1063 * flow.c (recompute_reg_usage): Remove all arguments.
1064 * passes.c (rest_of_compilation): Adjust the call to
1065 recompute_reg_usage.
1066 * rtl.h: Adjust the prototype for recompute_reg_usage.
1068 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1070 * tree-dump.c (dump_files): Update to reflect new member
1072 (dump_register): Add new argument.
1074 (dump_switch_p_1): Check against glob name if doglob was passed.
1075 (dump_switch_p): Check against regular first, then glob if
1076 we didn't have any hits on the dump name.
1077 * tree-optimize.c (register_one_dump_file):
1078 Pass in glob name as well.
1079 * tree-pass.h (struct dump_file_info): Add glob
1082 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1084 PR preprocessor/16323
1085 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1087 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1090 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1091 (trunctfdf2_internal1): New.
1092 (trunctfdf2_internal2): Renamed from trunctfdf2.
1094 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1096 PR tree-optimization/19853
1097 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1099 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1101 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1102 delete_dead_jumptables and cleanup_cfg.
1104 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1106 * reload.c (find_reloads): Swap address_reloaded flags when
1107 swapping commutative operands.
1109 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1111 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1112 Use standard_iv_increment_position for computing the bsi position
1114 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1117 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1120 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1121 life range of hard registers.
1122 * value-prof.c (insn_prefetch_values_to_profile): Only
1125 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1126 profile in libcalls.
1128 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1130 * bitmap.h (bitmap_and_compl_into): Return bool.
1131 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1133 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1135 PR tree-optimization/19944
1136 * fold-const.c (fold): Re-add ABS_EXPR folding.
1138 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1141 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1142 {TARGET,MASK}_XL_COMPAT.
1143 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1145 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1146 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1148 (rs6000_arg_partial_bytes): Same.
1149 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1150 and XL compatibility enabled.
1151 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1152 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1153 test to final condition.
1154 (cmptf_internal2): New.
1155 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1156 xl-compat. Add TFmode information to description.
1158 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1160 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1162 2005-02-13 Jason Merrill <jason@redhat.com>
1165 * fold-const.c (fold_indirect_ref_1): Split out from...
1166 (build_fold_indirect_ref): Here.
1167 (fold_indirect_ref): New fn.
1168 * tree.h: Declare it.
1169 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1170 (gimplify_modify_expr_rhs): Likewise.
1171 (gimplify_expr): Likewise.
1173 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1175 PR tree-optimization/14303
1176 PR tree-optimization/15784
1177 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1178 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1179 ABS_EXPR<x> != 0 to x != 0.
1181 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1183 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1184 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1185 spelling conventions.
1187 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1188 delete_trivially_dead_insns too many times.
1190 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1193 2005-02-12 Ira Rosen <irar@il.ibm.com>
1195 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1196 (vect_is_simple_iv_evolution): Remove redundant parameter
1198 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1199 without last parameter.
1200 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1201 Return pointer step. Call vect_is_simple_iv_evolution without
1202 last parameter. Check only that the step is multiple of size
1203 type. Remove stmt_vinfo updates.
1204 (vect_get_memtag_and_dr): Remove.
1205 (vect_get_memtag): New function.
1206 (vect_address_analysis): New function.
1207 (vect_object_analysis): New function.
1208 (vect_analyze_data_refs): Call vect_object_analysis and
1209 vect_get_memtag. Update stmt_vinfo fields.
1211 2005-02-12 Ira Rosen <irar@il.ibm.com>
1213 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1214 exist and are objects. Remove checks for pointer.
1215 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1216 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1217 (vect_create_data_ref_ptr): Likewise.
1218 (vect_base_addr_differ_p): New function.
1219 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1220 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1221 Don't set the DR_BASE_NAME field of data-ref.
1222 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1224 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1226 * optabs.h (enum optab_index): Add new OTI_ldexp.
1227 (ldexp_optab): Define corresponding macro.
1228 * optabs.c (init_optabs): Initialize ldexp_optab.
1229 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1231 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1233 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1234 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1236 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1237 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1240 2005-02-12 Ira Rosen <irar@il.ibm.com>
1242 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1244 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1246 (vect_get_base_and_offset): Always return an address.
1247 (vect_create_addr_base_for_vector_ref): Remove treatment for
1248 different data reference types.
1249 (vect_compute_data_ref_alignment): Rename base to base_address in
1250 stmt_vec_info. Get the object in order to force its alignment.
1251 (vect_get_memtag_and_dr): Rename base to base_address in
1252 stmt_vec_info. Extract the object for memtag analysis.
1254 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1256 PR regression/19898.
1257 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1258 changes cc_status, use apply modified_in_p to part of cc_status
1259 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1262 2005-02-11 Richard Henderson <rth@redhat.com>
1264 * tree-complex.c (expand_complex_libcall): New.
1265 (expand_complex_multiplication): Use it for c99 compliance.
1266 (expand_complex_division): Likewise.
1267 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1269 * builtins.c (built_in_names): Remove const.
1270 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1272 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1273 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1274 (built_in_names): Remove const.
1275 * c-common.c (c_common_type_for_mode): Handle complex modes.
1276 * flags.h, toplev.c (flag_complex_method): Rename from
1277 flag_complex_divide_method.
1278 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1279 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1280 * libgcc2.h: Declare them.
1281 * libgcc-std.ver: Export them.
1282 * mklibgcc.in (lib2funcs): Build them.
1284 2005-02-11 Steven Bosscher <stevenb@suse.de>
1286 PR tree-optimization/19876
1287 Partially revert my change from 2005-01-14
1288 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1289 (compute_antic): ...and remove the loop here.
1291 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1294 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1295 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1297 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1298 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1300 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1302 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1303 offsets for the big-endian 32-bit case.
1305 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1307 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1309 2005-02-11 Dale Johannesen <dalej@apple.com>
1311 * cselib.c (cselib_process_insn): Clear out regs where
1312 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1313 * reload.c (find_equiv_reg): Ditto.
1315 2005-02-11 Ian Lance Taylor <ian@airs.com>
1317 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1320 * tree.c (build_function_type_list): Work correctly if there are
1323 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1325 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1326 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1327 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1328 TARGET_ZARCH instead of TARGET_64BIT.
1330 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1332 * config/rs6000/t-rtems:
1333 (MULTILIB_OPTIONS): Remove mcpu=602.
1334 (MUTLILIB_DIRNAMES): Remove m602.
1335 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1336 Let mcpu=602 match mcpu=603.
1337 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1339 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1341 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1344 2005-02-10 David Daney <ddaney@avtrex.com>
1346 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1347 * config/i386/linux-unwind.h: Likewise.
1348 * config/ia64/linux-unwind.h: Likewise.
1349 * config/mips/linux-unwind.h: Likewise.
1350 * config/pa/linux-unwind.h: Likewise.
1351 * config/rs6000/linux-unwind.h: Likewise.
1352 * config/s390/linux-unwind.h: Likewise.
1353 * config/sh/linux-unwind.h: Likewise.
1354 * config/sparc/linux-unwind.h: Likewise.
1356 2005-02-10 Steven Bosscher <stevenb@suse.de>
1358 PR tree-optimization/17549
1359 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1360 TER to replace a DEF with its expression if the DEF and the
1361 rhs of the expression we replace into have the same root
1364 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1366 * config/mips/mips.md: Fix the placement of the match_scratch in the
1369 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1371 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1374 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1376 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1377 (strip_offset): Handle addresses.
1378 (add_address_candidates): Use strip_offset.
1379 (difference_cost): Reflect strip_offset change.
1380 (force_var_cost, difference_cost): Strip nops.
1382 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1384 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1386 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1387 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1388 config/cris/cris-protos.h, config/cris/cris.c: Update
1391 2005-02-10 Jeff Law <law@redhat.com>
1393 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1394 (lookup_avail_expr): Similarly.
1396 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1398 * builtins.c (fold_builtin_powi): New function.
1399 (fold_builtin_1): Call it.
1401 2005-02-10 Steven Bosscher <stevenb@suse.de>
1403 PR documentation/19309
1404 * doc/cpp.texi: The __GNUC__ and related predefined macros
1405 are also defined for the "standalone" cpp.
1406 Some non-GCC compilers may also define __GNUC__.
1408 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1411 * c-typeck.c (common_type): New routine. Old common_type renamed
1413 (c_common_type): ...this.
1414 (build_conditional_expr, build_binary_op): Use c_common_type instead
1417 2005-02-10 Steven Bosscher <stevenb@suse.de>
1419 * doc/md.texi: Replace @samp{length} with @code{length}.
1421 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1423 PR tree-optimization/18687
1424 * tree-flow.h (find_loop_niter): Declare.
1425 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1426 Try using scev even for loops with more than one exit.
1427 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1428 (struct ivopts_data): Added niters field.
1429 (struct nfe_cache_elt): New.
1430 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1432 (tree_ssa_iv_optimize_init): Initialize niters cache.
1433 (determine_number_of_iterations): Removed.
1434 (find_induction_variables): Do not call determine_number_of_iterations.
1435 Access niters for single exit through niter_for_single_dom_exit.
1436 (add_iv_outer_candidates): Access niters for single exit through
1437 niter_for_single_dom_exit.
1438 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1439 number_of_iterations_cond.
1440 (iv_period): New function.
1441 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1442 (may_replace_final_value): Take data argument. Use
1443 niter_for_single_dom_exit.
1444 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1445 (rewrite_use_compare): Pass data to may_eliminate_iv.
1446 (rewrite_use_outer): Pass data to may_replace_final_value.
1447 (free_loop_data): Clean up the niters cache.
1448 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1449 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1450 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1451 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1452 (num_ending_zeros): Moved to tree.c.
1453 * tree.h (num_ending_zeros): Declare.
1454 * tree.c (num_ending_zeros): Moved from tree.c.
1456 2005-02-09 Richard Henderson <rth@redhat.com>
1458 * builtins.c (DEF_BUILTIN): Add COND argument.
1459 * tree.h (DEF_BUILTIN): Likewise.
1460 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1461 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1463 (DEF_BUILTIN_STUB): New.
1464 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1465 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1466 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1467 * c-common.c (DEF_BUILTIN): Add COND argument.
1468 * tree.c (local_define_builtin): New.
1469 (build_common_builtin_nodes): New.
1471 2005-02-09 Roger Sayle <roger@eyesopen.com>
1473 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1474 floating point expression ignoring the sign of the result.
1475 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1476 (fold) <MULT_EXPR>: Use it to simplify x*x.
1477 * tree.h (fold_strip_sign_ops): Prototype here.
1478 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1479 argument. Use fold_strip_sign_ops to simplify the first argument.
1480 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1481 first argument when the second argument is an even integer
1482 constant, but only with -funsafe_math_optimizations.
1483 (fold_builtin_1): Update call to fold_builtin_copysign.
1485 2005-02-09 Ian Lance Taylor <ian@airs.com>
1488 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1489 just check whether EH_FILTER_FAILURE falls through.
1491 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1493 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1494 insns return to ready list in the next turn.
1496 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1499 * builtins.def: New __builtin_powi[lf].
1500 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1501 (expand_builtin_powi): New function.
1502 (expand_builtin): Dispatch to expand_builtin_powi.
1503 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1504 * libgcc2.c: Add __builtin_powi[lf] implementation.
1505 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1506 * optabs.h: Add powi_optab.
1507 * optabs.c (init_optabs): Initialize powi_optab.
1508 * doc/extend.texi: Document __builtin_powi[lf].
1510 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1512 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1515 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1518 * fold-const.c (try_move_mult_to_index): Remove redundant
1519 type argument. Create ADDR_EXPR with correct type.
1520 (fold): Update callers of try_move_mult_to_index. Convert
1521 result to the appropriate type.
1523 2005-02-09 Roger Sayle <roger@eyesopen.com>
1526 * config/avr/avr.c (default_rtx_costs): Delete.
1527 (avr_operand_rtx_cost): New function.
1528 (avr_rtx_costs): Completely rewrite.
1530 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1533 * config/cris/cris.c (in_code): New variable.
1534 (cris_output_addr_const): Now a static function, a wrapper for
1536 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1537 case from old cris_output_addr_const.
1538 (cris_asm_output_label_ref): Similar for LABEL_REF.
1539 (cris_output_addr_const_extra): Similar for UNSPEC.
1540 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1541 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1542 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1544 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1545 (cris_asm_output_label_ref): Declare.
1547 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1549 PR preprocessor/19801
1550 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1551 filenames that changed when libcpp was moved to the toplevel.
1553 2005-02-07 Roger Sayle <roger@eyesopen.com>
1555 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1556 zero extensions of BImode operands. Call lowpart_subreg instead
1557 of gen_lowpart_common and gen_lowpart_SUBREG.
1559 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1562 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1563 * configure.ac: Set cc_for_cross_gnattools.
1564 * configure: Regenerate.
1566 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1569 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1571 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1574 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1575 of nested functions.
1577 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1579 * doc/extend.texi: Document deprecated extensions allowing
1580 static floating-point members to have initializers and allowing
1581 floating-point literals in integral constant expressions.
1583 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1585 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1586 config/darwin7.h, config/mips/mips.c,
1587 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1590 * cse.c: Update comments.
1592 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1595 * builtins.c (fold_builtin_sqrt): Transform
1596 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1599 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1600 Dorit Naishlos <dorit@il.ibm.com>
1602 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1603 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1604 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1606 * tree.h (vect_set_verbosity_level): New extern function declaration
1608 * tree-vectorizer.h (verbosity_levels): New enum type.
1609 * tree-vectorizer.c (vect_debug_stats): Function removed.
1610 (vect_debug_details): Likewise.
1611 (vect_verbosity_level): Global variable was defined and initialized.
1612 (vect_dump): Global variable definition.
1613 (vect_print_dump_info): New function.
1614 (vect_set_dump_settings): New function.
1615 (vect_set_verbosity_level): New function.
1616 (vectorize_loops): Add call to vect_set_dump_settings.
1618 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1619 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1620 (slpeel_tree_peel_loop_to_edge): Likewise.
1622 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1623 appropriate verbosity level instead of call to vect_debug_details
1624 or vect_debug_stats.
1625 (vect_get_base_and_offset):
1626 (vect_create_addr_base_for_vector_ref):
1627 (get_vectype_for_scalar_type):
1628 (vect_create_data_ref_ptr):
1630 (vect_get_vec_def_for_operand):
1631 (vect_finish_stmt_generation):
1632 (vectorizable_assignment):
1633 (vectorizable_operation):
1634 (vectorizable_store):
1635 (vectorizable_load):
1636 (vect_transform_stmt):
1637 (vect_update_ivs_after_vectorizer):
1638 (vect_do_peeling_for_loop_bound):
1639 (vect_update_inits_of_drs):
1640 (vect_do_peeling_for_alignment):
1641 (vect_transform_loop):
1642 (vect_is_simple_use):
1643 (vect_analyze_operations):
1644 (vect_is_simple_iv_evolution):
1645 (vect_analyze_scalar_cycles):
1646 (vect_analyze_data_ref_dependence):
1647 (vect_analyze_data_ref_dependences):
1648 (vect_compute_data_ref_alignment):
1649 (vect_enhance_data_refs_alignment):
1650 (vect_analyze_data_refs_alignment):
1651 (vect_analyze_data_ref_access):
1652 (vect_analyze_data_ref_accesses):
1653 (vect_analyze_pointer_ref_access):
1654 (vect_get_memtag_and_dr):
1655 (vect_analyze_data_refs):
1656 (vect_mark_relevant):
1657 (vect_stmt_relevant_p):
1658 (vect_mark_stmts_to_be_vectorized):
1659 (vect_can_advance_ivs_p):
1660 (vect_get_loop_niters):
1661 (vect_analyze_loop_form):
1662 (vect_analyze_loop):
1663 (vectorize_loops): Likewise.
1665 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1666 (vect_update_inits_of_drs):
1667 (vect_do_peeling_for_alignment):
1668 (vect_transform_loop):
1669 (vect_analyze_operations):
1670 (vect_analyze_scalar_cycles):
1671 (vect_analyze_data_ref_dependences):
1672 (vect_analyze_data_refs_alignment):
1673 (vect_analyze_data_ref_accesses):
1674 (vect_analyze_data_refs):
1675 (vect_mark_stmts_to_be_vectorized):
1676 (vect_get_loop_niters):
1677 (vect_analyze_loop_form):
1678 (vect_analyze_loop): Likewise.
1679 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1681 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1685 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1686 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1687 either -ffast-math or -funsafe-math-optimizations is in use.
1689 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1690 * config/mips/irix-csr.c: New file.
1691 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1692 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1693 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1696 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1698 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1699 redundant, incorrect definitions.
1701 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1703 ("*tls_indirect_call"): New, reference hard regs directly.
1704 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1706 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1708 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1709 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1711 2005-02-06 Roger Sayle <roger@eyesopen.com>
1713 PR rtl-optimization/19800
1714 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1715 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1718 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1720 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1722 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1725 * doc/invoke.texi: Correct documentation of -freorder-functions.
1727 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1730 * doc/invoke.texi: Don't mention gccbug.
1732 2005-02-06 Roger Sayle <roger@eyesopen.com>
1733 Andrew Pinski <pinskia@physics.uc.edu>
1734 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1736 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1737 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1738 into just (zero_extract:SI FOO (const_int 1) BAR).
1740 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1742 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1743 macro locally. Don't give last revision date. Use GCC version
1744 number from gcc-common.texi.
1745 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1746 revision date. Use GCC version number from gcc-common.texi.
1747 Describe being a library as current state rather than as 3.x
1749 * doc/gcc.texi: Remove last update date.
1750 * doc/gccint.texi: Likewise. Update copyright dates.
1751 * doc/install.texi: Update copyright dates.
1753 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1756 * doc/invoke.texi: Mention for each option included in -Wall that
1757 it is included in -Wall.
1758 * doc/gcc.texi: Update copyright and last modification date.
1760 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1762 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1763 unnecessary cast to original induction variable increments.
1765 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1767 PR tree-optimization/18219
1768 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1769 in distributed form.
1771 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1773 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1774 Set bitpos and offset later in the function. Do nothing if the
1775 target is a register and if the bitfield lies completely outside
1777 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1778 here. Return an uninitialised register if the source value is stored
1779 in a register and the bitfield lies completely outside that register.
1781 2005-02-06 Steven Bosscher <stevenb@suse.de>
1783 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1786 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1788 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1790 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1792 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1793 * config/darwin8.h: New.
1794 * config/darwin7.h: Update comment.
1796 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1797 Dorit Naishlos <dorit@il.ibm.com>
1799 * tree-vectorizer.h (LOC): New type.
1800 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1801 (loop_line_number): New field in struct _loop_vec_info.
1802 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1804 * tree-vectorizer.c (input.h): Included.
1805 (find_loop_location): New function.
1806 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1807 loop line number removed.
1808 (vect_debug_details): Likewise.
1809 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1811 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1812 call to vect_debug_details/stats changed from loop to loop_loc.
1813 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1814 (slpeel_tree_peel_loop_to_edge): Likewise.
1816 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1817 changed from NULL to UNKNOWN_LOC.
1818 (vect_get_base_and_offset):
1819 (vect_create_addr_base_for_vector_ref):
1820 (get_vectype_for_scalar_type):
1821 (vect_create_data_ref_ptr):
1823 (vect_get_vec_def_for_operand):
1824 (vect_finish_stmt_generation):
1825 (vectorizable_assignment):
1826 (vectorizable_operation):
1827 (vectorizable_store):
1828 (vectorizable_load):
1829 (vect_transform_stmt):
1830 (vect_update_ivs_after_vectorizer):
1831 (vect_do_peeling_for_loop_bound):
1832 (vect_do_peeling_for_alignment):
1833 (vect_transform_loop):
1834 (vect_is_simple_use):
1835 (vect_analyze_operations):
1836 (vect_is_simple_iv_evolution):
1837 (vect_analyze_scalar_cycles):
1838 (vect_analyze_data_ref_dependences):
1839 (vect_compute_data_ref_alignment):
1840 (vect_enhance_data_refs_alignment):
1841 (vect_analyze_data_ref_access):
1842 (vect_analyze_data_ref_accesses):
1843 (vect_analyze_pointer_ref_access):
1844 (vect_get_memtag_and_dr):
1845 (vect_analyze_data_refs):
1846 (vect_mark_relevant):
1847 (vect_stmt_relevant_p):
1848 (vect_mark_stmts_to_be_vectorized):
1849 (vect_can_advance_ivs_p):
1850 (vect_get_loop_niters):
1851 (vect_analyze_loop):
1852 (vectorize_loops): Likewise.
1854 (vectorizable_load): Argument in call to vect_debug_details/stats
1855 changed from loop to LOOP_LOC (loop_vinfo).
1856 (vect_transform_loop):
1857 (vect_analyze_operations):
1858 (vect_analyze_scalar_cycles):
1859 (vect_analyze_data_ref_dependence):
1860 (vect_enhance_data_refs_alignment):
1861 (vect_analyze_data_ref_accesses):
1862 (vect_analyze_pointer_ref_access):
1863 (vect_analyze_data_refs):
1864 (vect_analyze_loop): Likewise.
1866 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1867 changed from loop to loop_loc.
1869 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1871 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1872 Dorit Naishlos <dorit@il.ibm.com>
1874 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1876 (vect_analyze_data_ref_dependences): Likewise.
1878 (vect_is_simple_use): Argument changed from loop structure to
1879 loop_vect_info structure.
1880 (vect_can_advance_ivs_p): Likewise.
1881 (vect_create_index_for_vector_ref): Likewise.
1882 (vect_update_ivs_after_vectorizer): Likewise.
1883 (new_stmt_vec_info): Likewise.
1885 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1886 changed from loop to loop_vinfo.
1887 (vect_create_data_ref_ptr): First argument in call to
1888 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1889 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1890 was changed from loop to loop_vinfo.
1891 (vectorizable_operation): Likewise.
1892 (vectorizable_store): Likewise.
1893 (vect_mark_stmts_to_be_vectorized): Likewise.
1894 (vect_do_peeling_for_loop_bound): First argument in call to
1895 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1896 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1897 was changed from loop to loop_vinfo.
1898 (vect_analyze_data_ref_dependences): Third argument in call to
1899 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1901 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1902 (vect_create_data_ref_ptr): Likewise.
1903 (vect_init_vector): Likewise.
1904 (vect_get_vec_def_for_operand): Likewise.
1905 (vectorizable_assignment): Likewise.
1906 (vectorizable_operation): Likewise.
1907 (vectorizable_store): Likewise.
1908 (vectorizable_load): Likewise.
1909 (vect_update_ivs_after_vectorizer): Likewise.
1910 (vect_is_simple_use): Likewise.
1911 (vect_analyze_data_ref_dependence): Likewise.
1912 (vect_analyze_pointer_ref_access): Likewise.
1913 (vect_can_advance_ivs_p): Likewise.
1915 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1916 before _stmt_vec_info.
1917 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1918 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1919 (new_stmt_vec_info): Argument changed from loop structure to
1920 loop_vect_info structure
1922 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1923 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1924 (vect_create_addr_base_for_vector_ref): Likewise.
1925 (vect_analyze_pointer_ref_access): Likewise.
1927 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1930 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1931 phi flag if the phi is abnormal.
1933 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1936 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1937 information for the new statement.
1939 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1942 * gcc.c (main): Include the target in -v output.
1944 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1946 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1947 Do not drop the extend if we'd have to add a paradoxical subreg
1948 later. Include optabs.h and insn-codes.h.
1949 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1951 2005-02-02 Roger Sayle <roger@eyesopen.com>
1954 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1955 * fold-const.c (const_binop): Avoid constant folding floating
1956 point operations in modes that use composite representations.
1957 * simplify-rtx.c (simplify_binary_operation): Likewise.
1959 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1961 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1963 (altivec_dstt): Likewise.
1964 (altivec_dstst): Likewise.
1965 (altivec_dststt): Likewise.
1966 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1969 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1971 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1972 EXPR_LOCUS from orig_cond to the new cond_stmt.
1973 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1976 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1978 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1979 standard_iv_increment_position. Remove call to bsi_next
1980 (no need to bump the iterator anymore).
1981 (vect_create_index_for_vector_ref): Call
1982 standard_iv_increment_position. Remove second function argument.
1983 (vect_finish_stmt_generation): Remove call to bsi_next
1984 (no need to bump the iterator anymore).
1985 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1986 to vect_create_index_for_vector_ref.
1988 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1990 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1991 phis are used out of the loop.
1993 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1996 * c-decl.c (undef_nested_function): New variable.
1997 (pop_scope): Diagnose undefined nested functions.
1998 (finish_function): Don't attempt cgraph processing or genericizing
1999 if current top-level function contained an undefined nested
2000 function. Reset undef_nested_function at the end of a top-level
2003 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2005 * tree.c (build_int_cst_type): Take sign of the value into account
2006 when deciding whether sign extend the value.
2008 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2011 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2012 (cpp_options, cc1_options): Change %{std*&ansi} to
2013 %{std*&ansi&trigraphs}.
2015 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2017 * cse.c: Update comments.
2019 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2021 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2022 arguments go on the stack. Do not put complex doubles in odd/even
2025 2005-02-02 Steven Bosscher <stevenb@suse.de>
2027 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2028 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2029 -ftree-pre, and -fthread-jumps.
2031 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2033 PR tree-optimization/19578
2034 * tree-flow.h (modified_noreturn_calls): Declare.
2035 (noreturn_call_p): Declare.
2036 * tree-flow-inline.h (noreturn_call_p): New function.
2037 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2038 * tree-cfg.c (modified_noreturn_calls): New variable.
2039 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2040 that contain a mid-block noreturn call.
2041 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2043 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2045 * df.c (df_def_record_1, df_uses_record): Don't use
2047 * df.h (DF_FOR_REGALLOC): Remove.
2049 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2052 * c-typeck.c (really_start_incremental_init): Reset
2053 constructor_max_index for arrays of incomplete type.
2055 2005-02-02 Jeff Law <law@redhat.com>
2057 * gcse.c (struct reg_set): Store the block index where the register
2058 was set rather than the setting insn.
2059 (record_one_set, compute_transp): Corresponding changes.
2060 (pre_insert_copy_insn): Do not call replace_one_set.
2061 (replace_one_set): Remove.
2063 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2066 * doc/gcov.texi: Fix typo.
2068 2005-02-01 Richard Henderson <rth@redhat.com
2071 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2072 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2074 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2075 * config/i386/i386-protos.h: Update.
2077 2005-02-01 Steven Bosscher <stevenb@suse.de>
2079 PR tree-optimization/19217
2080 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2081 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2082 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2083 that it is walking a PHI node.
2085 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2087 * doc/extend.texi (Nested Functions): Update.
2089 2005-02-01 Richard Henderson <rth@redhat.com>
2092 * optabs.c (expand_copysign_absneg): Export.
2093 * optabs.h (expand_copysign_absneg): Declare.
2094 * config/rs6000/rs6000.md (copysigntf3): New.
2096 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2098 PR tree-optimization/19633
2099 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2100 * tree-ssa-alias.c (init_alias_info): Initialize.
2101 (merge_pointed_to_info): Set.
2102 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2103 (dump_points_to_info_for): Show value of pt_null.
2104 (struct count_ptr_d): Declare.
2105 (find_ptr_dereference): Remove.
2106 (ptr_is_dereferenced_by): Remove.
2107 (count_ptr_derefs): New local function.
2108 (count_uses_and_derefs): New local function.
2109 (compute_points_to_and_addr_escape): Call it. If the number
2110 of dereferences is greater than zero, mark the pointer as
2111 dereferenced. If there are fewer dereferences than uses of
2112 the pointer, the pointer's value escapes.
2114 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2116 PR tree-optimization/19670
2117 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2119 (verify_use): ... set it here, instead.
2121 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2123 * doc/sourcebuild.texi (Test directives): Fix formatting.
2125 * doc/sourcebuild.texi (Test directives): Describe selector
2128 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2130 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2131 specific 64-bit CPUs.
2133 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2136 * arm.c (arm_eliminable_register): New function.
2137 (adjacent_mem_locations): Don't allow eliminable registers. Use
2138 HOST_WIDE_INT for address offsets.
2139 * arm-protos.h (arm_eliminable_register): Add prototype.
2141 2005-02-01 Steven Bosscher <stevenb@suse.de>
2143 PR optimization/15242
2144 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2145 * basic-block.h (duplicate_computed_gotos): Add prototype.
2146 * bb-reorder.c (duplicate_computed_gotos): New function to
2147 duplicate sufficiently small blocks ending in a computed jump.
2148 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2149 if not optimizing for size.
2150 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2151 never do tail merging for blocks ending in a computed jump.
2152 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2154 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2156 Patch from Richard Sandiford <rsandifo@redhat.com>
2157 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2158 from inheriting a subreg equivalence with a non-spill register.
2160 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2162 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2164 * config/frv/frv.c (movcc_fp_destination_operand): New.
2165 (gpr_or_memory_operand): Fix typo in comment.
2166 (gpr_or_memory_operand_with_scratch): New.
2167 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2168 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2169 movcc_fp_destination_operand.
2170 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2171 Legitimize memory addresses using a scratch register.
2173 2005-01-31 Jeff Law <law@redhat.com>
2175 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2176 bitmap a sparse bitmap instead of a simple bitmap.
2177 (mark_def_sites_initialize_block): Corresponding changes.
2178 (ssa_mark_def_sites_initialize_block): Likewise.
2179 (ssa_mark_phi_uses): Likewise.
2180 (mark_def_site, ssa_mark_def_sites): Likewise.
2181 (mark_def_site_blocks): Likewise.
2182 (rewrite_ssa_into_ssa): Likewise.
2184 * tree-ssa-dom.c (record_cond): Pass correct variable type
2185 for last argument to htab_find_slot_with_hash.
2187 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2188 effects when optimizing 0 % X. Do not try to optimize X % 0.
2190 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2192 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2195 2005-02-01 Eric Christopher <echristo@redhat.com>
2197 * config/mips/mips.c (override_options): Warn if -mint64
2199 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2202 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2204 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2206 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2207 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2208 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2209 (cached_regno): Initialize to INVALID_REGNUM.
2210 (cse_reg_info_table_size,
2211 cse_reg_info_table_first_uninitialized,
2212 cse_reg_info_timestamp): New.
2213 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2215 (init_cse_reg_info, get_cse_reg_info_1): New.
2216 (get_cse_reg_info): Cache the last look-up.
2217 (new_basic_block): Update the code to clear mappings from
2218 registers to cse_reg_info entries.
2219 (cse_main): Call init_cse_reg_info.
2221 * cse.c (get_cse_reg_info): Update a comment.
2223 2005-01-31 Steven Bosscher <stevenb@suse.de>
2226 * c-decl.c (start_decl): Do not warn about arrays of elements with
2227 an incomplete type here.
2228 (grokdeclarator): Do it here by making a pedwarn an error.
2229 * c-typeck.c (push_init_level): If there were previous errors with
2230 the constructor type, do not warn about braces for initializers.
2231 (process_init_element): Likewise for excess initializer elements.
2233 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2235 * cse.c (delete_trivially_dead_insn): Don't iterate.
2237 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2239 * config/rs6000/rs6000.md (copysignsf3): New expand.
2240 (copysigndf3): Likewise.
2242 2005-01-31 Steven Bosscher <stevenb@suse.de>
2244 * recog.c (constrain_operands): Only look for earlyclobber operand
2245 conflicts if an '&' constraint was seen.
2247 2005-01-31 Marc Espie <espie@openbsd.org>
2249 * config.gcc: Don't include embedded systems fragment, switches default
2250 debugging format to ELF.
2251 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2252 longer pick it up there.
2254 2005-01-31 Dale Johannesen <dalej@apple.com>
2256 * doc/extend.texi (nested functions): Fix linkage description.
2257 Clarify that static is not allowed.
2259 2005-01-31 Dale Johannesen <dalej@apple.com>
2261 * config/rs6000/darwin.md (movsf_low_di): Make work.
2262 (movdf_low_di): Make work.
2264 2005-01-31 Dale Johannesen <dalej@apple.com>
2266 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2267 Make work for 64 bit.
2269 2005-01-31 Roger Sayle <roger@eyesopen.com>
2270 Dale Johannesen <dalej@apple.com>
2273 * fold-const.c (fold_binary_op_with_conditional_arg):
2274 Make types match original operands, before STRIP_NOPS.
2276 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2278 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2279 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2280 (struct gcc_sigcontext): Delete. Merge contents to..
2281 (struct gcc_ucontext): ..here.
2282 (get_sigcontext): Delete.
2283 (get_regs): New function, like get_sigcontext but return regs ptr.
2284 64-bit version finds regs from r1 to support vdso.
2285 (ppc_linux_aux_vector): New function.
2286 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2289 2005-01-31 Ira Rosen <irar@il.ibm.com>
2291 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2293 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2294 redundant fold. Fix misalignment for MINUS_EXPR.
2295 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2296 (vect_analyze_pointer_ref_access): Likewise.
2297 (vect_get_memtag_and_dr): Likewise.
2299 2005-01-31 Richard Henderson <rth@redhat.com>
2301 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2302 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2303 absnegdf2_i387, absnegxf2_i387): Likewise.
2305 2005-01-31 Richard Henderson <rth@redhat.com>
2308 * optabs.c (expand_copysign_absneg): New.
2309 (expand_copysign_bit): Split out from ...
2310 (expand_copysign): ... here. Use expand_copysign_absneg.
2312 2005-01-30 Roger Sayle <roger@eyesopen.com>
2315 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2316 constant as the second operand and a register as the third.
2318 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2321 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2322 that dllimport'd functions do not use all call-clobbered registers
2325 2005-01-30 Richard Henderson <rth@redhat.com>
2328 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2329 expand_abs_nojump and generalize. Use operand_subword and
2330 emit_no_conflict_block. Support large modes.
2331 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2333 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2334 negation to subtraction.
2335 (expand_copysign): Check that the format has signed zeros.
2336 Use operand_subword and emit_no_conflict_block. Support large modes.
2338 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2340 Fix PR tree-optimization/19624
2342 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2343 * tree-ssa-pre.c: Add cfgloop.h.
2345 (pre_stats): New member, constified.
2346 (inserted_exprs): New static variable.
2347 (NECESSARY): New macro.
2348 (create_expression_by_pieces): Fold the expression, and
2349 mark it as defaulting to not necessary. Also put in
2351 (fully_constant_expression): New function.
2352 (insert_into_preds_of_block): Modify to not insert phis when we
2353 are playing with induction variables.
2354 Push phis onto the inserted_exprs vector, and mark them as not
2355 necessary by default.
2356 (insert_aux): Call fully_constant_expression on eprime.
2357 If all edges produce the same value, mark it constant.
2358 (mark_operand_necessary): New function.
2359 (remove_dead_inserted_code): New function.
2360 (init_pre): Init loop optimizer to get loop info.
2361 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2362 (execute_pre): Commit edge inserts, then remove dead code.
2364 2005-01-30 Richard Henderson <rth@redhat.com>
2366 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2367 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2369 2005-01-30 Richard Henderson <rth@redhat.com>
2372 * config/i386/i386.c (ix86_expand_copysign): New.
2373 (ix86_split_copysign_const): New.
2374 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2375 rearrange op1/nmask operands.
2376 * config/i386/i386-protos.h: Update.
2377 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2378 (copysigndf3): Likewise.
2379 (copysignsf3_const, copysigndf3_const): New.
2380 (copysignsf3_var): Rename from copysignsf3, split out splitter
2381 and fix split predicate for X constraint.
2382 (copysigndf3_var): Similarly.
2384 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2386 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2387 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2388 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2390 2005-01-29 Richard Henderson <rth@redhat.com>
2393 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2394 of # and * in constraints.
2396 2005-01-29 Richard Henderson <rth@redhat.com>
2399 * expr.c (store_field): Don't strip sub-mode cast when the input
2400 data is even smaller.
2402 2005-01-29 Richard Henderson <rth@redhat.com>
2405 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2408 2005-01-29 Richard Henderson <rth@redhat.com>
2410 * combine.c (make_field_assignment): Fix argument order
2413 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2415 PR tree-optimization/15791
2416 * fold-const.c (extract_array_ref): New function.
2417 (fold): Fold comparisons between &a[i] and &a[j] or
2418 semantically equivalent trees.
2420 2005-01-29 Jeff Law <law@redhat.com>
2422 * gcse.c (insert_expr_in_table): Revamp handling of available
2423 and anticipatable occurrence lists to avoid unnecessary list
2425 (insert_set_in_table): Similarly.
2427 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2429 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2431 (c_build_qualified_type): Build qualified array types with
2432 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2433 * c-decl.c (c_make_fname_decl): Build unqualified array type
2434 before qualified type.
2435 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2436 type is qualified, not just if type itself is. Don't apply
2437 qualifiers to array type when declarator is processed. Apply
2438 qualifiers to field type whether or not it is an array type.
2439 Don't handle array types specially for applying qualifiers to
2441 * c-typeck.c (composite_type): Build unqualified element type and
2442 array type when forming composite of array types.
2443 (common_pointer_type, comptypes, comp_target_types,
2444 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2445 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2447 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2448 (args2) in variables a1 and a2.
2450 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2452 * cse.c (n_elements_made, max_elements_made): Remove.
2453 (insert): Don't touch n_elements_made.
2454 (cse_main): Don't touch n_elements_made or max_elements_made.
2456 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2459 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2460 configuration part of dp-bit.c to be lost.
2462 2005-01-28 Roger Sayle <roger@eyesopen.com>
2464 * expmed.c (expand_mult_highpart_optab): When attempting to use
2465 a non-widening multiplication in a wider mode, the operands need
2466 to be converted (zero or sign extended) to that mode.
2468 2005-01-28 Ian Lance Taylor <ian@airs.com>
2472 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2473 through if both operands fall through.
2475 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2477 * cse.c (fold_rtx) <PC>: Don't optimize.
2479 2005-01-28 Jeff Law <law@redhat.com>
2481 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2482 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2484 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2486 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2487 cse_reg_info_used_list_end): Remove.
2488 (cse_reg_info_list, cse_reg_info_list_free): New.
2489 (get_cse_reg_info): When allocating an instance of
2490 cse_reg_info, add it to the beginning of the cse_reg_info_list
2491 list. Remove code to maintain cse_reg_info_used_list.
2492 (new_basic_block): Reset the free list to the beginning of
2495 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2497 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2498 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2499 (frv_expand_mdpackh_builtin): New function.
2500 (frv_expand_builtin): Use it to expand __MDPACKH.
2501 * doc/extend.texi (__MDPACKH): Update documentation.
2503 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2505 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2506 SSE_FLOAT_MODE_P for use_sse computation.
2508 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2511 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2513 2005-01-27 Richard Henderson <rth@redhat.com>
2515 * builtins.c (expand_builtin_copysign): New.
2516 (expand_builtin): Call it.
2517 * genopinit.c (optabs): Add copysign_optab.
2518 * optabs.c (init_optabs): Initialize it.
2519 (expand_copysign): New.
2520 * optabs.h (OTI_copysign, copysign_optab): New.
2521 (expand_copysign): Declare.
2523 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2524 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2526 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2527 (ix86_expand_fp_absneg_operator): ... here.
2528 (ix86_split_copysign): New.
2529 * config/i386/i386-protos.h: Update.
2530 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2531 (copysignsf3, copysigndf3): New.
2533 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2534 (copysignsf3, ncopysignsf3): New.
2535 (copysigndf3, ncopysigndf3): New.
2536 (copysignxf3, ncopysignxf3): New.
2537 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2539 2005-01-27 Arend Bayer <arend.bayer@web.de>
2540 Kazu Hirata <kazu@cs.umass.edu>
2542 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2543 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2544 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2547 2005-01-27 Jeff Law <law@redhat.com>
2549 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2550 definitions of SSA_NAMEs which are not being rewritten.
2551 (rewrite_ssa_into_ssa): Only initialize the current definition
2552 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2553 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2554 SSA_NAMEs before returning.
2556 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2558 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2559 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2560 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2561 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2562 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2564 2005-01-27 Steven Bosscher <stevenb@suse.de>
2567 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2568 higher to -O2 and higher. Likewise for tree PRE.
2569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2572 2005-01-27 Ian Lance Taylor <ian@airs.com>
2575 * gimple-low.c (try_catch_may_fallthru): New static function.
2576 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2577 * tree-inline.c (expand_call_inline): Don't warn about reaching
2578 the end of a non-void function being inlined if the function uses
2581 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2583 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2586 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2587 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2588 (implicitly_declare): Handle error_mark_node.
2590 2005-01-27 Richard Henderson <rth@redhat.com>
2593 * tree.h (struct tree_decl): Add debug_expr_is_from.
2594 (DECL_DEBUG_EXPR_IS_FROM): New.
2595 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2596 * dwarf2out.c (dwarf2out_var_location): Update to match.
2597 * tree-outof-ssa.c (create_temp): Likewise.
2598 * var-tracking.c (track_expr_p): Likewise.
2599 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2600 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2601 * toplev.c (default_tree_printer): Likewise.
2603 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2605 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2606 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2608 2005-01-27 Steven Bosscher <stevenb@suse.de>
2610 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2611 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2612 ASM_CLOBBERS): Add tree checks.
2614 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2615 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2616 * c-common.def (SWITCH_STMT): Update to match.
2617 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2618 macros instead of SWITCH_EXPR ones.
2619 * c-dump.c (c_dump_tree): Likewise.
2620 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2621 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2623 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2625 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2627 * unwind-dw2.c (execute_stack_op): Add missing cases for
2628 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2630 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2632 * config.gcc (Obsolete configurations): Remove 'dummy', add
2633 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2636 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2638 PR tree-optimization/19633
2639 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2641 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2642 are no call-clobbered variables.
2643 * tree-outof-ssa.c (check_replaceable): Return false for calls
2646 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2648 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2649 even for variables with NULL DECL_INITIAL.
2651 2005-01-26 Stuart Hastings <stuart@apple.com>
2653 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2655 2005-01-26 Richard Henderson <rth@redhat.com>
2658 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2660 * expr.c (store_field): Strip conversions to odd-bit-sized types
2661 if the destination field width matches.
2663 2005-01-26 Richard Henderson <rth@redhat.com>
2665 * c-decl.c, expmed.c, expr.c: Revert last change.
2667 2005-01-26 Richard Henderson <rth@redhat.com>
2670 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2672 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2673 if we don't need the bits above those present in the current mode.
2674 * expr.c (store_field): Strip conversions to odd-bit-sized types
2675 if the destination field width matches.
2677 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2679 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2680 either -ffast-math or -funsafe-math-optimizations is in use.
2682 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2686 * config/avr/avr.c (notice_update_cc): Only set condition code for
2687 ashrqi3 if shift count > 0.
2688 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2689 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2690 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2691 count <= 0 as a no-op, and shift count >= width by copying zero
2692 or sign bit to all bits of the result.
2693 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2694 count, with attribute "length" set to 0 and "cc" set to "none".
2696 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2698 * doc/invoke.texi: Document -mTLS.
2700 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2701 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2702 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2703 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2704 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2705 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2706 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2707 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2709 * configure.ac: Check for a TLS capable gas.
2711 * configure: Regenerate.
2713 2005-01-26 Richard Henderson <rth@redhat.com>
2716 * combine.c (make_field_assignment): Simplify store to zero_extract
2717 from a source with an overlapping mask.
2719 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2721 2004-11-11 Eric Christopher <echristo@redhat.com>
2723 * config/frv/frv.md: Add fr400_integer automaton. Don't
2724 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2727 2005-01-26 Steven Bosscher <stevenb@suse.de>
2730 * cfgbuild.c (make_edges): Do not clear or set
2731 current_function_has_computed_jump.
2732 * function.h (struct function): Remove the has_computed_jump field.
2733 (current_function_has_computed_jump): Do not define.
2734 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2735 in a computed jump. Ignore current_function_has_computed_jump.
2737 2005-01-26 Richard Henderson <rth@redhat.com>
2740 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2741 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2743 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2744 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2745 objects into static storage if they have more than one non-zero value.
2746 * tree.h (categorize_ctor_elements): Update decl.
2748 2005-01-26 Steven Bosscher <stevenb@suse.de>
2751 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2752 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2753 to this function from 2004-07-10.
2754 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2755 the current function for tail call optimizations if the address
2756 of one of it its arguments is taken.
2758 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2760 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2762 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2764 * function.c (expand_function_end): If current_function_calls_alloca,
2765 emit stack restore in a place that is reached when the function falls
2768 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2770 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2771 rule to avoid matching inappropriate suffix rule.
2773 2005-01-26 Jan Hubicka <jh@suse.cz>
2775 PR tree-optimization/19241
2776 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2778 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2780 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2781 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2783 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2784 <sim*>: Always use crt1.o, regardless of N in simN.
2785 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2786 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2787 (CRT_CALL_STATIC_FUNCTION): Remove.
2788 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2789 use crt1.o, regardless of N in simN.
2790 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2791 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2792 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2793 case isystem setting.
2794 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2796 2005-01-25 Ian Lance Taylor <ian@airs.com>
2798 * gimple-low.c (block_may_fallthru): Correct handling of
2799 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2801 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2803 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2804 handlers to match indentation; nested under the mtune=* handler.
2805 Similar for mcpu= and march=.
2807 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2809 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2810 * config/mips/linux64.h (LIB_SPEC): Likewise.
2811 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2812 * config/sh/linux.h (LIB_SPEC): Likewise.
2814 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2816 * config/frv/frv.c (frv_legitimize_tls_address): New.
2817 (TARGET_HAVE_TLS): Define.
2818 (FRV_SYMBOL_REF_TLS_P): Define.
2819 (frv_override_options): Handle new register classes.
2820 (frv_legitimate_address_p): Reject tls addresses.
2821 (frv_legitimize_address): Handle TLS addresses.
2822 (gen_inlined_tls_plt): New.
2824 (frv_legitimize_tls_address): New.
2825 (unspec_got_name): Add TLS entries.
2826 (got12_operand): Add R_FRV_TLSMOFF12 case.
2827 (frv_emit_move): Fixup TLS addresses.
2828 (frv_emit_movsi): Legitimize TLS addresses.
2830 * config/frv/frv.h (MASK_BIG_TLS): New.
2831 (TARGET_BIG_TLS): New.
2832 (HAVE_AS_TLS): Define.
2833 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2834 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2835 (REG_CLASS_NAMES): Same.
2836 (REG_CLASS_CONTENTS): Same.
2837 (CONSTRAINT_LEN): New.
2838 (REG_CLASS_FROM_CONSTRAINT): New.
2839 (PREDICATE_CODES): Add symbolic_operand.
2841 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2842 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2843 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2844 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2845 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2846 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2847 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2848 GR9_REG, GR14_REG, LRREG.
2849 (type): Add load_or_call attribute.
2850 ("load_or_call"): New reservation.
2851 ("call_gettlsoff"): New.
2852 ("tls_indirect_call"): New.
2853 ("tls_load_gottlsoff12"): New.
2854 ("tlsoff_hilo"): New.
2855 ("tls_tlsdesc_ldd"): New.
2856 ("tls_tlsoff_ld"): New.
2859 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2861 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2863 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2864 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2865 * config/frv/frv.c (TLS_BIAS): Define.
2866 (frv_output_dwarf_dtprel): New.
2868 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2870 PR rtl-optimization/19579
2871 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2872 both A and B, see if they don't clobber registers the other expr uses.
2874 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2876 * real.c (do_add): Initialize signalling and canonical members.
2878 * real.c (real_from_integer): Zero out destination.
2880 2005-01-18 Jan Hubicka <jh@suse.cz>
2882 PR tree-optimize/19337
2883 * tree-inline.c (initialize_inlined_parameters): Copy
2884 saved_static_chain_decl only.
2886 2005-01-25 Richard Henderson <rth@redhat.com>
2890 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2891 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2892 80387 enabled, to return a proper subclass. Return the subset that
2893 overlaps with GENERAL_REGS for PLUS.
2894 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2896 2005-01-25 Richard Henderson <rth@redhat.com>
2899 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2901 2005-01-25 Roger Sayle <roger@eyesopen.com>
2903 * expmed.c (choose_multiplier): Change interface to return the
2904 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2905 (expand_divmod): Update calls to choose_multiplier.
2907 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2910 * expmed.c (extract_bit_field): Use adjust_address instead of
2911 gen_lowpart when op0 is a MEM.
2913 2005-01-24 Steven Bosscher <stevenb@suse.de>
2915 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2917 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2919 * config/mips/irix-csr.c: New file.
2920 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2921 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2922 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2925 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2928 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2929 sparc/elf.h, add sparc/sp-elf.h.
2930 (sparc-*-rtems*): Likewise.
2931 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2932 tm-dwarf2.h, add sparc/sp-elf.h.
2933 (sparc86x-*-elf): Likewise.
2934 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2935 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2936 TARGET_OS_CPP_BUILTINS.
2937 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2938 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2940 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2941 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2942 (SWITCH_TAKES_ARG): Likewise.
2943 (LOCAL_LABEL_PREFIX): Likewise.
2944 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2945 (TARGET_N_FORMAT_TYPES): Delete.
2946 (TARGET_FORMAT_TYPES): Likewise.
2947 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2948 * config/sparc/elf.h: Delete.
2949 * config/sparc/sp-elf.h: New file.
2951 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2953 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2954 * tree-flow.h: Remove the corresponding prototype.
2955 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2956 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2958 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2961 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2962 for AIX ABI or ELF -fPIC.
2963 (rs6000_emit_load_toc_table): Don't create toc_section here.
2964 (rs6000_xcoff_file_start): Nor here.
2966 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2968 * sh.c (ra.h): Don't #include.
2969 (hard_regs_intersect_p): New function, resurrected from ra.c.
2971 * sh.c: Fix 1996 Copyright.
2973 2005-01-24 Richard Henderson <rth@redhat.com>
2974 Aldy Hernandez <aldyh@redhat.com>
2976 * regrename.c (note_sets): Handle subregs.
2978 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2981 * genconditions.c (write_header, write_conditions): Elide file if
2984 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2986 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2987 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2990 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2992 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2993 expand_builtin_printf, expand_builtin_fprintf,
2994 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2995 checking against POINTER_TYPE.
2996 (validate_arglist): Handle POINTER_TYPE code by checking
2999 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3001 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3003 (for_each_rtx): Call for_each_rtx_1.
3004 * rtl.h (init_rtlanal): Declare.
3005 * toplev.c (backend_init): Call init_rtlanal.
3007 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3009 * flow.c (propagate_one_insn): Formatting.
3012 * flow.c (libcall_dead_p): Be more conservative if unsure.
3013 If there are any instructions between insn and call, see if they are
3014 all dead before saying the libcall is dead.
3016 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3018 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3019 operand constraint for operand 0.
3021 2005-01-23 Richard Henderson <rth@redhat.com>
3024 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3025 edges leading to join block.
3027 2005-01-23 Roger Sayle <roger@eyesopen.com>
3029 * expmed.c (expand_mult_highpart): Make static. Change type of
3030 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3031 (expand_divmod): Updates calls to expand_mult_highpart by using
3032 gen_int_mode to pass a CONST_INT rtx.
3033 * rtl.h (expand_mult_highpart): Remove prototype.
3035 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3037 * flow.c (regset_bytes, regset_size): Remove.
3039 * cfganal.c: Fix a reference to Harvey's paper.
3041 2005-01-23 Steven Bosscher <stevenb@suse.de>
3043 PR rtl-optimization/19464
3044 * tree-optimize.c (init_tree_optimization_passes): Add one more
3045 copyrename pass just before out-of-ssa.
3047 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3050 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3051 * ggc-none.c (ggc_free): Define.
3053 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3055 * cse.c (max_reg, max_insn_uid): Remove.
3056 (cse_main): Don't access max_reg or max_insn_uid.
3058 * c-common.c (explicit_flag_signed_bitfields,
3059 lang_statement_code_p, lang_expand_function_end): Remove.
3060 * c-common.h: Remove the corresponding declarations.
3061 * c-opts.c (c_common_handle_option): Remove all write access
3062 to explicit_flag_signed_bitfields.
3064 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3065 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3066 * cgraph.h: Remove the corresponding declaration.
3068 * gcse.c (null_pointer_info): Remove.
3070 2005-01-23 Roger Sayle <roger@eyesopen.com>
3071 Eric Botcazou <ebotcazou@libertysurf.fr>
3073 * combine.c (simplify_logical): Only simplify logical expressions
3074 of the form ior(and(x,y),z) by the inverse distributive law if the
3075 result is cheaper than the original.
3077 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3079 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3080 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3081 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3082 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3083 config/freebsd-spec.h, config/arm/arm.h,
3084 config/h8300/h8300.md, config/i386/i386.md,
3085 config/i386/predicates.md, config/i386/sse.md,
3086 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3087 config/vax/vax.md: Fix comment typos. Follow spelling
3090 2005-01-23 Steven Bosscher <stevenb@suse.de>
3092 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3093 tests, instead of `less than'.
3095 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3097 * function.c (assign_parm_setup_block): When creating a new stack slot
3098 for a parameter, get its alignment from the parameter's DECL_ALIGN
3099 rather than the type's TYPE_ALIGN. Make sure that the parameter
3100 is at least word aligned.
3102 2005-01-22 Roger Sayle <roger@eyesopen.com>
3105 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3107 2005-01-22 Richard Henderson <rth@redhat.com>
3110 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3111 in both compare operands.
3112 (movdfcc_1_sse_max): Likewise.
3113 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3114 (movdfcc_1_sse): Likewise.
3115 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3116 scratch register as needed.
3118 2005-01-22 Richard Henderson <rth@redhat.com>
3120 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3122 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3124 2005-01-22 Richard Henderson <rth@redhat.com>
3126 * genopinit.c (optabs): Use smin/smax for floating point too.
3127 * doc/md.texi: Update to match. Clarify that floating point
3128 results are undefined for +0/-0 and NaN.
3129 * doc/rtl.texi: Likewise.
3130 * rtl.def (SMIN, SMAX): Likewise
3131 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3133 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3134 leading 's' to the name.
3135 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3136 smaxxf3, sminxf3): Likewise.
3137 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3140 2005-01-22 Paul Brook <paul@codesourcery.com>
3142 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3144 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3146 * config/s390/s390.c (struct processor_costs): New fields
3147 dlgr, dlr, dr, dsgfr, dsgr.
3148 (z900_cost, z990_cost): Values for new fields.
3149 (s390_rtx_costs): New cases MEM und COMPARE in switch
3150 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3151 DIV, MOD, UDIV, UMOD.
3153 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3155 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3156 into the register being decremented.
3157 ("doloop_si31", "doloop_di"): Likewise.
3158 ("*doloop_si_long"): Adapt pattern.
3160 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3162 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3164 (CLASS_MAX_NREGS): Likewise.
3166 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3168 * doc/tree-ssa.texi (Statement Operands): Add example for new
3169 must-def macro. Note deprecation of old operands interface.
3171 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3173 PR tree-optimization/19484
3174 * tree-cfg.c (remove_fallthru_edge): New function.
3175 (cleanup_control_flow): Remove fallthru edges from calls that are
3176 now known not to return.
3178 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3180 Fix PR tree-optimization/19038
3181 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3182 copies with loop variant ones.
3184 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3186 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3187 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3188 config/alpha/alpha.md, config/alpha/predicates.md,
3189 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3190 config/sparc/sol2.h: Update copyright.
3192 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3193 first label to see if it is a nonlocal label.
3195 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3196 Andrew Pinski <pinskia@physics.uc.edu>
3199 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3200 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3202 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3204 * config/rs6000/rtems.h: Update copyright.
3206 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3209 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3210 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3211 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3213 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3216 * c-typeck.c (convert_arguments): Check for error_mark_node.
3218 2005-01-21 Ian Lance Taylor <ian@airs.com>
3220 PR tree-optimization/13000
3221 * tree-inline.c: Include "tree-flow.h".
3222 (expand_call_inline): If warn_return_type, warn if non-void inline
3223 function falls through.
3224 * tree-cfg.c (execute_warn_function_return): Don't warn about
3225 control reaching end if TREE_NO_WARNING is set. Set
3227 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3229 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3230 branch if we don't need one.
3231 * c-typeck.c: Include "tree-flow.h"
3232 (c_finish_bc_stmt): Don't add a goto if the current statement
3233 list doesn't fall through to the current point.
3235 2005-01-21 Roger Sayle <roger@eyesopen.com>
3237 PR rtl-optimization/576
3238 * real.c (real_arithmetic): Change return type from void to bool
3239 to return an indication that the result may be inexact.
3240 * real.h (real_arithmeric): Update prototype.
3241 * fold-const.c (const_binop): Don't constant fold floating
3242 point expressions when the user specifies -frounding-math and
3243 the result may depend upon the run-time rounding mode.
3244 (fold_convert_const_real_from_real): Clean-up.
3245 (fold_initializer): Ignore flag_rounding_math for initializers.
3246 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3247 constant fold FP operations with flag_rounding_math if the
3248 result may depend upon the run-time rounding mode.
3250 2005-01-21 Tom Tromey <tromey@redhat.com>
3252 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3254 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3256 * tree-cfg.c: Fix comment typos.
3258 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3260 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3261 around the call to rest_of_handle_branch_target_load_optimize.
3263 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3265 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3266 (sparc64-*-openbsd*): Likewise.
3267 (sparclite-*-elf*): Include tm-dwarf2.h.
3268 (sparc86x-*-elf*): Likewise.
3269 (sparc64-*-elf*): Likewise.
3270 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3271 (DBX_DEBUGGING_INFO): Likewise.
3272 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3273 (PREFERRED_DEBUGGING_TYPE): Likewise.
3274 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3275 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3276 (PREFERRED_DEBUGGING_TYPE): Likewise.
3277 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3278 (PREFERRED_DEBUGGING_TYPE): Likewise.
3279 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3281 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3284 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3286 2005-01-20 Paul Brook <paul@codesourcery.com>
3288 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3290 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3292 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3293 label is first in a sequence of labels.
3295 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3297 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3298 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3300 * doc/sourcebuild.texi (Test Directives): New.
3302 2005-01-20 Roger Sayle <roger@eyesopen.com>
3304 * real.c (real_floor): Don't leave the result uninitialized when
3305 mode is VOIDMode, but return the unrounded intermediate value.
3306 (real_ceil): Likewise.
3308 2005-01-20 Paul Brook <paul@codesourcery.com>
3310 * config/arm/arm.md (insv): Use gen_int_mode.
3312 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3314 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3315 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3316 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3317 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3318 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3320 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3323 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3324 fbreg, so we have to assume we can't.
3325 (loc_descriptor_from_tree_1): Ditto.
3326 (containing_function_has_frame_base): New function.
3327 (add_location_or_const_value_attribute): Use it.
3328 Also try to generate a frame_base from a single element location
3331 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3333 PR tree-optimization/15349
3334 * timevar.def (TV_TREE_MERGE_PHI): New.
3335 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3337 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3338 calls to tree_forwarder_block_p.
3339 (remove_forwarder_block_with_phi, merge_phi_nodes,
3340 gate_merge_phi, pass_merge_phi): New.
3341 * tree-optimize.c (init_tree_optimization_passes): Add
3343 * tree-pass.h: Add an extern for pass_merge_phi;
3345 2005-01-20 Richard Henderson <rth@redhat.com>
3348 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3349 (_mm_castps_pd, _mm_castps_si128): New.
3350 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3352 2005-01-20 Richard Henderson <rth@redhat.com>
3355 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3356 __builtin_ia32_vec_init_v2si.
3357 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3358 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3359 (ix86_init_mmx_sse_builtins): Create it.
3360 (ix86_expand_builtin): Expand it.
3361 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3362 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3363 (vec_extractv2si_0, vec_extractv2si_1): New.
3365 2005-01-20 Richard Henderson <rth@redhat.com>
3368 * config/i386/i386.c (ix86_expand_push): New.
3369 * config/i386/mmx.md (push<MMXMODE>1): New.
3370 * config/i386/sse.md (push<SSEMODE>1): New.
3371 * config/i386/i386-protos.h: Update.
3373 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3375 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3378 2005-01-20 Richard Henderson <rth@redhat.com>
3380 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3381 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3383 2005-01-19 Richard Henderson <rth@redhat.com>
3386 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3387 to V4SFmode in SSE1 fallback load path.
3389 2005-01-19 Richard Henderson <rth@redhat.com>
3391 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3392 in QImode expansion to ix86_expand_vector_set.
3393 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3395 2005-01-19 Richard Henderson <rth@redhat.com>
3398 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3399 subclass of the input class.
3400 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3401 Always true for cross-SSE1 classes. Rationalize conditionals.
3402 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3403 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3404 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3405 (movdi_2): Add MMX/SSE zeros.
3406 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3407 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3408 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3409 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3410 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3411 (zero_extendsidi2_rex64_1): Remove.
3412 (MOV0 peephole): Check GENERAL_REG_P.
3414 2005-01-19 Richard Henderson <rth@redhat.com>
3417 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3419 (ix86_expand_vector_extract): Likewise.
3421 2005-01-19 Richard Henderson <rth@redhat.com>
3424 * expr.c (emit_move_change_mode): New argument force; use
3425 simplify_gen_subreg if true.
3426 (emit_move_via_alt_mode): Merge into ...
3427 (emit_move_via_integer): ... here.
3428 (emit_move_ccmode): Use emit_move_change_mode directly.
3430 2005-01-19 Richard Henderson <rth@redhat.com>
3433 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3434 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3435 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3437 (alpha_emit_set_const): Likewise. Make static.
3438 (alpha_emit_set_long_const): Make static.
3439 (alpha_extract_integer): Split out from alpha_expand_mov.
3440 (alpha_split_const_mov): Likewise.
3441 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3442 (alpha_legitimate_constant_p): New.
3443 * config/alpha/alpha-protos.h: Update.
3444 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3445 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3446 * config/alpha/alpha.md (movsi): Add n alternative.
3447 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3448 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3449 (splitters for all of the above): Use alpha_split_const_mov.
3450 * config/alpha/predicates.md (non_add_const_operand): New.
3451 (non_zero_const_operand): New.
3452 (input_operand): Use alpha_legitimate_constant_p after reload.
3454 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3456 PR tree-optimization/19038
3457 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3458 (add_candidate): Add ivs with increment in latch only if
3459 allow_ip_end_pos_p is true.
3460 (determine_iv_cost): Use empty_block_p.
3462 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3464 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3465 (compute_dominance_frontiers): Ditto.
3467 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3470 * config/sh/t-rtems: New.
3471 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3473 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3475 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3476 the offset of the selected field.
3478 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3480 * tree-cfg.c (remove_forwarder_block): Fix the check to
3481 prevent a nonlocal label from appearing in the middle of a
3484 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3486 PR rtl-optimization/19462
3487 * reorg.c (find_end_label): Create return insn only if
3488 current_function_epilogue_delay_list is empty.
3490 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3492 * doc/passes.texi: Remove paragraph mentioning new-ra.
3494 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3496 PR rtl-optimization/15139
3497 * combine.c: Include params.h.
3498 (count_rtxs): New function.
3499 (record_value_for_reg): If replace_rtx would replace at least
3500 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3501 (clobber (const_int 0)) instead of TEM.
3502 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3503 * params.h (MAX_LAST_VALUE_RTL): New.
3504 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3505 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3508 * c-typeck.c (digest_init): Only call build_vector if all constructor
3509 elements are *_CST nodes.
3510 * gimplify.c (gimplify_init_constructor): Likewise.
3513 * c-typeck.c (digest_init): Only call build_vector if inside_init
3516 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3518 * toplev.c (init_asm_output): Remove dead #ifdef.
3520 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3522 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3524 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3526 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3527 accessing DECL_FUNCTION_CODE.
3528 * dojump.c (do_jump): Likewise.
3529 * gimplify.c (gimplify_call_expr): Likewise.
3530 * predict.c (expr_expected_value): Likewise.
3531 (strip_builtin_expect): Likewise.
3532 * tree-inline.c (estimate_num_insns_1): Likewise.
3533 * tree-ssa-loop-im.c (stmt_cost): Likewise
3534 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3535 (tree_expr_nonnegative_p): Likewise.
3537 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3539 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3540 variant of the load_pcrel_sym pattern.
3541 * config/sparc/sparc.md (P macro): Move to the top.
3542 (load_pcrel_sym): Macroize using P.
3543 (save_register_window): Likewise.
3545 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3547 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3550 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3553 * c-typeck.c (build_asm_expr): Strip nops off
3554 input memory operands.
3556 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3558 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3559 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3560 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3561 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3563 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3566 * config/i386/i386.c (override_options): If the 80387 is disabled,
3567 then do not return FP values using FP registers.
3569 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3571 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3572 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3573 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3574 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3575 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3576 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3577 output.h, postreload-gcse.c, postreload.c, recog.c,
3578 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3579 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3580 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3581 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3582 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3583 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3584 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3585 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3587 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3588 config/alpha/alpha.c, config/arm/vfp.md,
3589 config/i386/emmintrin.h, config/i386/i386-modes.def,
3590 config/i386/i386-protos.h, config/i386/i386.h,
3591 config/i386/pmmintrin.h, config/i386/ppro.md,
3592 config/i386/predicates.md, config/i386/xmmintrin.h,
3593 config/i860/i860.c, config/ia64/ia64-modes.def,
3594 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3595 config/ia64/ia64.md, config/ia64/itanium1.md,
3596 config/ia64/itanium2.md, config/ia64/predicates.md,
3597 config/iq2000/iq2000.h, config/mips/linux64.h,
3598 config/rs6000/aix41.h, config/rs6000/aix43.h,
3599 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3600 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3601 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3602 config/sparc/linux64.h, config/sparc/litecoff.h,
3603 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3604 config/sparc/sparc.h, config/sparc/sparc.md,
3605 config/sparc/sysv4-only.h: Update copyright.
3607 2005-01-18 Richard Henderson <rth@redhat.com>
3610 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3612 2005-01-18 Marc Espie <espie@openbsd.org>
3613 * config/i386/openbsdelf.h: Typo.
3615 2005-01-18 Richard Henderson <rth@redhat.com>
3617 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3618 special case for sse.
3619 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3621 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3623 * tree-inline.c (estimate_num_insns_1): Added cases for
3624 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3626 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3628 PR rtl-optimization/19296
3629 * combine.c (simplify_comparison): Rewrite the condition under
3630 which a non-paradoxical SUBREG of a PLUS can be lifted when
3631 compared against a constant.
3633 2005-01-18 Andi Kleen <ak@muc.de>
3635 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3636 * c.opt (-Wpointer-sign): Add.
3637 * doc/invoke.texi: (-Wpointer-sign): Add.
3639 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3641 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3642 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3643 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3644 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3645 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3646 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3647 for TARGET_MIX_SSE_I387.
3648 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3649 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3650 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3651 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3652 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3653 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3654 TARGET_MIX_SSE_I387.
3655 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3658 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3661 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3662 Add movaps alternative for xmm reg->reg move.
3664 2005-01-17 Jeff Law <law@redhat.com>
3666 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3667 at the end of the main DOM loop rather than just before DOM exits.
3669 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3671 PR tree-optimization/19121
3672 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3673 adding aliases to a name tag, also add them to the pointer's
3675 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3676 sensitive alias info at all. Only check that the two pointers
3677 have compatible pointed-to sets.
3678 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3679 a pointer's type tag is a superset of the alias set of the
3682 2005-01-17 James E Wilson <wilson@specifixinc.com>
3685 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3686 comment to document why.
3688 2005-01-17 Richard Henderson <rth@redhat.com>
3690 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3691 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3692 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3693 sse2_vmsminv2df3_finite): New.
3694 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3695 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3696 Force op1 into register.
3698 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3700 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3701 bubblestrap from always rebuilding build directory.
3703 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3705 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3706 ("*cmpmem_short"): Likewise.
3708 2005-01-17 Steven Bosscher <stevenb@suse.de>
3710 * basic-block.h: Document BB_* flags.
3711 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3712 use an sbitmap instead.
3713 * sched-rgn.c (compute_trg_info): Likewise.
3715 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3717 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3718 redundant target_cpu_default and extra_parts lines. Use the default
3720 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3721 (SUBTARGET_EXTRA_SPECS): Delete.
3722 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3723 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3724 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3725 and "n32" for -mabi=n32.
3727 2005-01-17 Ian Lance Taylor <ian@airs.com>
3730 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3731 fold constant variables into initial values.
3733 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3735 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3737 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3738 through the statements backward.
3740 2005-01-17 Ian Lance Taylor <ian@airs.com>
3742 PR middle-end/13127:
3743 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3744 a variable set to the return value of the inlined function.
3746 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3748 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3749 when modes are tieable.
3751 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3753 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3754 of pthread_create to find out if threads are enabled.
3755 * gthr-posix95.h (__gthread_active_p): Likewise.
3757 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3759 * common.opt (-fnew-ra): Remove.
3761 * toplev.h (flag_new_regalloc): Remove.
3762 * Makefile.in (ra*.*): Don't mention.
3763 * passes.c (rest_of_handle_new_regalloc): Remove.
3764 (rest_of_handle_combine, rest_of_compilation): Always consider
3765 flag_new_regalloc as false.
3766 * doc/invoke.texi: Don't document -fnew-ra.
3768 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3770 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3771 last parameter to reg_scan.
3772 * loop.c (loop_optimize): Likewise.
3773 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3774 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3775 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3776 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3777 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3778 * regclass.c (reg_scan): Likewise, for the declaration.
3779 * rtl.h (reg_scan): Likewise, for the prototype.
3781 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3783 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3784 mark_dfs_back_edges.
3786 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3788 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3789 (compute_avail): Uses don't go in tmp_gen.
3791 2005-01-16 Steven Bosscher <stevenb@suse.de>
3793 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3794 loop to look for a free slot in a page entry.
3796 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3799 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3800 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3801 just before targetm.asm_out.file_end.
3802 * tree.h (process_pending_assemble_output_defs): Declare.
3803 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3805 (assemble_alias): Defer generation of assembly code for defines when
3806 TARGET_DEFERRED_OUTPUT_DEFS is true.
3807 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3808 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3809 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3811 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3814 * pa.c (pa_scalar_mode_supported_p): New function.
3815 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3816 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3818 * pa-protos.h (prefetch_operand): Delete.
3819 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3820 * pa.c (prefetch_operand): Delete.
3821 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3822 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3823 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3824 and prefetch_nocc_operand.
3825 * pa.md (prefetch): Rework to avoid reload problems handling short
3826 displacements when a cache control completer needs to be provided.
3827 (prefetch_32, prefetch_64): Delete.
3828 (prefetch_cc, prefetch_nocc): New patterns.
3830 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3832 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3834 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3837 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3838 exceeds maximum alignment for global common data.
3839 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3840 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3842 2004-01-15 Roger Sayle <roger@eyesopen.com>
3844 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3846 2004-01-15 Roger Sayle <roger@eyesopen.com>
3848 * harg-reg-set.h (reg_class_names): Prototype global array.
3849 * regclass.c (reg_class_names): Declare here and initialize to
3851 (dump_regclass): Remove local declaration of reg_class_names.
3852 (regclass): Likewise.
3853 * cfg.c (dump_flow_info): Likewise.
3854 * ra-debug.c (reg_class_names): Likewise.
3855 * regrename.c (reg_class_names): Likewise.
3856 * reload.c (reg_class_names): Likewise.
3857 * reload1.c (spill_failure): Likewise.
3858 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3860 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3862 * config/s390/s390.md ("reload_outti"): Remove predicate for
3863 output operand. Abort if operand is not a MEM.
3864 ("reload_outdi", "reload_outdf"): Likewise.
3866 2005-01-15 Marc Espie <espie@openbsd.org>
3868 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3869 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3870 * config/openbsd.h: Fix C++ includes for native configurations.
3871 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3872 Add trampoline support.
3873 * config/i386/openbsdelf.h: New.
3875 2005-01-15 Marc Espie <espie@openbsd.org>
3877 * collect2.c (main): Explicitly parse -dynamic-linker option.
3879 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3881 PR tree-optimization/19060
3882 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3883 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3884 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3885 and handle extract_range_from_cond returning false.
3886 * fold-const.c (fold): Optimize comparisons with min/max even for
3887 width > HOST_BITS_PER_WIDE_INT.
3889 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3891 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3892 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3893 Remove little endian multilib variants.
3894 Add mips32 multilib variant.
3896 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3898 * explow.c (copy_all_reg, stabilize): Remove.
3899 * expr.h: Remove the corresponding prototypes.
3901 * rtlanal.c (regs_set_between_p): Remove.
3902 * rtl.h: Remove the corresponding prototype.
3904 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3906 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3907 to rs6000_nonimmediate_operand.
3908 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3909 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3910 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3911 rs6000_nonimmediate_operand.
3912 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3913 rs6000_nonimmediate_operand.
3915 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3917 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3919 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3921 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3923 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3924 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3926 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3927 (rs6k_nonimmediate_operand): New.
3928 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3930 (legitimate_lo_sum_address_p): Same.
3931 (rs6000_legitimize_address): Same.
3932 (rs6000_legitimize_reload_address): Same.
3933 (rs6000_legitimate_address): Same.
3934 (spe_build_register_parallel): Pass DF and DC modes in a DI
3937 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3938 to rs6k_nonimmediate_operand.
3940 * config/rs6000/spe.md ("*frob_df_di"): New.
3941 ("*frob_di_df"): New.
3942 ("*frob_di_df_2"): New.
3943 ("*mov_sidf_e500_subreg0"): New.
3944 ("*mov_sidf_e500_subreg4"): New.
3945 ("*movdf_e500_double"): Change predicate to
3946 rs6k_nonimmediate_operand.
3948 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3950 * postreload.c (move2add_note_store): Only call
3951 trunc_int_for_mode on scalar integers.
3953 2005-01-14 Steven Bosscher <stevenb@suse.de>
3955 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3956 replace BB_VISITED uses.
3957 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3958 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3959 (tree_dce_done): Free visited_control_parents.
3960 (perform_tree_ssa_dce): Allocate and clear it.
3961 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3962 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3963 instead of BB_VISITED.
3965 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3967 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3968 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3969 Remove unused prototypes.
3971 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3973 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3974 64-bit register usage.
3975 (spe_func_has_64bit_regs_p): Add FIXME note.
3977 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3979 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3980 flag_finite_math_only with flag_unsafe_math_optimizations.
3982 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3984 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3986 (__tpf_eh_return): Copy TPF private stack area from the module
3987 boundary stack frame. Add check for when module addresses are
3988 equal, but no stub address is found.
3990 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3993 * arm.h (struct machine_function): Add call_via field.
3994 (thumb_call_via_label): Declare.
3995 * arm.c (thumb_call_via_label): New variable.
3996 (thumb_call_reg_needed): New variable.
3997 (arm_output_function_epilogue): For Thumb code, output any per-function
3998 call-indirect trampolines.
3999 (thumb_call_via_reg): New function.
4000 (arm_file_end): New function.
4001 (TARGET_ASM_FILE_END): Call arm_file_end.
4002 (aof_file_end): Likewise.
4003 * arm-protos.h (thumb_call_via_reg): Declare.
4004 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4005 thumb_call_via_reg in normal case.
4007 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4010 PR rtl-optimization/19348
4011 * recog.c (peephole2_optimize): Do global life update if some peephole
4012 decides it doesn't need at least one of its inputs and that change
4013 influences liveness at the start of the basic block.
4015 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4016 arguments instead of 1.
4018 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4021 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4022 zero for nested functions needing a static chain or functions
4023 with a non-constant address.
4025 2005-01-13 Roger Sayle <roger@eyesopen.com>
4027 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4028 (and (sign_extend X) C) into (zero_extend (and X C)).
4030 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4032 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4034 2005-01-13 Richard Henderson <rth@redhat.com>
4039 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4040 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4041 not just TARGET_SSE.
4042 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4043 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4044 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4045 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4046 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4047 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4048 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4049 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4050 (movdicc_c_rex64): Rename with '*'.
4051 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4052 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4053 (movsfcc_1_387): Rename from movsfcc_1.
4054 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4055 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4056 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4057 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4058 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4059 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4060 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4061 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4062 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4063 sse_movdfcc_const0_4): Remove.
4064 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4065 recognize min/max early. Update for changed sse cmove patterns.
4066 (ix86_split_sse_movcc): New.
4067 * config/i386/i386-protos.h: Update.
4069 2005-01-13 Steven Bosscher <stevenb@suse.de>
4071 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4072 (fix_stmt_v_may_defs): Likewise.
4074 2005-01-13 Richard Henderson <rth@redhat.com>
4076 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4077 for converting the mask.
4079 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4081 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4084 2005-01-13 Richard Henderson <rth@redhat.com>
4086 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4087 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4088 IX86_BUILTIN_MOVDQ2Q): Remove.
4089 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4090 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4091 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4093 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4094 (sse2_pextrw): Fix immediate constraint.
4095 (sse2_loadq, sse2_loadq_rex64): Remove.
4096 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4097 Use __builtin_ia32_vec_ext_<size>.
4098 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4100 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4102 * function.c (assign_parm_setup_block): Look inside original
4103 entry_parm when inspecting PARALLEL.
4105 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4106 Joel Sherrill <joel@oarcorp.com>
4109 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4110 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4111 rtems_gxx_recursive_mutex_init.
4112 (__gthread_recursive_mutex_lock): New function.
4113 (__gthread_recursive_mutex_trylock): Likewise.
4114 (__gthread_recursive_mutex_unlock): Likewise.
4116 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4118 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4120 2005-01-13 Jan Beulich <jbeulich@novell.com>
4122 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4123 (ashrti3_internal): Indicate output is early clobber. Generate result
4124 into output rather than first input. Use move for low word of output
4125 if shift count is exactly 64.
4126 (lshrti3_internal): Likewise.
4128 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4132 * reload1.c (delete_output_reload): Don't delete an output reload
4133 if the pseudo lives longer than a single basic block. Adjust and
4134 improve wording of comment.
4136 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4139 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4140 of TYPE_SIZE where we mean the number of bytes.
4142 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4144 * function.c (assign_parm_setup_block): Relax condition on
4145 multi-register optimization.
4147 2005-01-12 Nick Clifton <nickc@redhat.com>
4149 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4150 an "in_delay_slot" attribute of "no" to prevent them being used in
4151 delay slots. This is forbidden because they might generate
4154 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4157 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4160 2005-01-12 Nick Clifton <nickc@redhat.com>
4162 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4163 passed on to GAS) but do not define, as GAS no longer supports or
4164 needs the -m2000 option.
4166 2005-01-11 Roger Sayle <roger@eyesopen.com>
4168 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4169 type as args of unprototyped builtins aren't automatically promoted.
4170 (fold_builtin_abs): Likewise.
4172 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * Makefile.in: Set a `build-warn' variable.
4176 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4178 PR tree-optimization/17949
4179 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4180 (find_interesting_uses_address): Use it.
4182 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4184 * regrename.c (kill_value): Handle subreg's that won't simplify.
4186 2005-01-11 Richard Henderson <rth@redhat.com>
4189 * config/i386/i386.h (enum ix86_builtins): Move ...
4190 * config/i386/i386.c: ... here.
4191 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4192 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4193 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4194 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4195 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4196 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4197 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4198 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4199 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4200 IX86_BUILTIN_LOADDDUP): Remove.
4201 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4202 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4203 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4204 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4205 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4206 (ix86_init_builtins): Make static.
4207 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4208 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4209 if all the modes match. Otherwise, fake it.
4210 (get_element_number, ix86_expand_vec_init_builtin,
4211 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4212 (ix86_expand_builtin): Make static. Update for changed builtins.
4213 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4214 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4215 (ix86_expand_vector_init_duplicate): New.
4216 (ix86_expand_vector_init_low_nonzero): New.
4217 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4218 Split out from ix86_expand_vector_init; handle integer modes.
4219 (ix86_expand_vector_init): Use them.
4220 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4221 * config/i386/i386-protos.h: Update.
4222 * config/i386/predicates.md (reg_or_0_operand): New.
4223 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4224 (movv2sf_internal): Likewise. And a splitter to match them all.
4225 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4226 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4227 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4228 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4229 (mmx_pinsrw): Fix operand ordering.
4230 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4231 rather than sse_loadss expander.
4232 (movv2df splitter): Similarly.
4233 (sse_loadss, sse_loadlss): Remove.
4234 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4235 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4236 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4237 (sse3_movddup): Rename with '*'.
4238 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4239 (sse2_loadsd): Remove.
4240 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4241 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4242 (sse2_pinsrw): Fix argument ordering.
4243 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4244 (sse2_stored): Remove 'r' destination.
4245 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4246 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4247 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4248 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4249 vec_extractv16qi, vec_initv16qi): New.
4251 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4252 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4253 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4255 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4256 (_mm_load_si128, _mm_store_si128): Likewise.
4257 (_mm_load1_pd): Use _mm_set1_pd.
4258 (_mm_load_sd): Use _mm_set_sd.
4259 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4260 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4261 (_mm_set_epi64): Use _mm_set_epi64x.
4262 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4263 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4264 _mm_setr_epi8): Use _mm_set_foo form.
4265 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4266 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4267 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4268 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4269 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4270 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4271 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4272 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4273 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4274 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4275 (_mm_movedup_pd): Use _mm_shuffle_pd.
4276 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4277 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4278 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4279 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4281 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4282 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4283 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4284 (_mm_store_ps): Use raw dereference.
4285 (_mm_store1_ps): Use _mm_storeu_ps.
4286 (_mm_storer_ps): Use _mm_store_ps.
4287 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4288 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4290 2005-01-11 Stan Shebs <shebs@apple.com>
4292 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4293 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4295 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4298 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4299 Skip all DECLs except for FIELD_DECLs.
4301 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4303 * config/s390/s390.c (override_options): Return error if
4304 -mbackchain, -mpacked-stack and -mhard-float are used together.
4305 (s390_va_start): Remove the backchain && packed-stack special case.
4306 (s390_gimplify_va_arg): Likewise.
4307 * doc/invoke.texi: Remove the ABI incompatibility note.
4309 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4311 * config/s390/s390.c (struct s390_frame_layout): Remove
4313 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4314 save_backchain_p with TARGET_BACKCHAIN.
4316 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4319 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4320 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4321 * function.c (locate_and_pad_parm): Set new field.
4322 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4323 Tweak where_pad test to include "none". Always set mem align for
4325 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4326 not sufficient for type.
4327 (assign_parm_setup_block): If stack_parm is zero on entry, always
4328 make a new stack local. Block move old stack parm if necessary
4329 to new aligned stack local.
4330 (assign_parm_setup_stack): Use a block move to handle
4331 potentially misaligned entry_parm.
4332 (assign_parms_unsplit_complex): Specify required alignment when
4333 creating stack local.
4334 * calls.c (compute_argument_addresses): Override alignment of stack
4335 arg calculated from its type with the alignment given by
4336 FUNCTION_ARG_BOUNDARY.
4337 (store_one_arg): Likewise.
4339 2005-01-11 Jan Beulich <jbeulich@novell.com>
4341 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4342 Change respective itanium_class attribute to ialu.
4343 (shladdp4_internal): New.
4344 * config/ia64/predicates.md (shladd_log2_operand): New.
4346 2005-01-11 Richard Henderson <rth@redhat.com>
4348 * expr.c (store_constructor): Use rtvec_alloc instead of
4349 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4351 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4353 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4355 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4357 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4358 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4359 (TARGET_RWRELOC): Define.
4360 (ia64_rwreloc_section_type_flags): Delete.
4361 (ia64_section_type_flags): New function.
4362 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4363 (TARGET_RWRELOC): Define.
4365 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4368 * config/ia64/ia64.c (process_set): For alloc insn, only call
4369 process_epilogue is !frame_pointer_needed.
4371 2005-01-10 Roger Sayle <roger@eyesopen.com>
4374 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4375 unary operator and can't be treated as a binary/comparison operator.
4377 2005-01-10 Richard Henderson <rth@redhat.com>
4379 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4380 (ix86_return_in_memory): Likewise.
4381 (function_arg_advance): Likewise. Mirror structure in function_arg
4382 for choosing register to advance.
4384 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4386 * tree-vectorizer.c, tree.def: Fix comment typos.
4388 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4390 * config/s390/s390.c (struct processor_costs): 4 new fields:
4391 ddbr, ddr, debr, der.
4392 (s390_rtx_costs): More precise handling of divide instructions.
4394 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4396 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4398 2005-01-10 Jan Beulich <jbeulich@novell.com>
4400 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4401 names resulting from -ffunction-sections/-fdata-sections and linkonce
4403 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4404 based on the section name. Rearrange the section name comparison logic
4405 slightly so that each section name is compared against at most once.
4407 2005-01-10 Ben Elliston <bje@au.ibm.com>
4409 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4410 targets for which -fPIC reduces limitations on the GOT size.
4412 2005-01-09 Falk Hueffner <falk@debian.org>
4414 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4417 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4420 * collect2.c (main): Set aixrtl_flag for -brtl option.
4421 (resolve_lib_name): Search for .so file extension before .a
4424 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4426 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4427 (vect_analyze_data_refs_alignment): Add dump prints.
4429 2005-01-09 Ira Rosen <irar@il.ibm.com>
4431 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4432 expr_invariant_in_loop_p.
4433 Initialize outputs first thing in the function.
4434 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4435 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4436 (vect_analyze_pointer_ref_access): Check that the initial condition of
4437 the access function is loop invariant.
4439 2005-01-09 Richard Henderson <rth@redhat.com>
4441 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4442 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4443 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4444 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4445 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4446 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4447 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4448 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4449 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4450 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4451 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4452 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4453 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4454 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4455 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4456 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4457 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4458 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4459 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4460 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4461 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4462 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4463 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4465 (mmx_clrdi, pavgusb): Remove.
4466 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4467 with leading sse_ prefix.
4468 * config/i386/sse.md: Receive them.
4469 * config/i386/mmx.md: New file.
4470 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4471 (subrv2sf3): Turn into expander for normal subtraction.
4472 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4473 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4474 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4475 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4476 commutative; use ix86_binary_operator_ok.
4477 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4478 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4479 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4480 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4481 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4482 Macroize from existing patterns; use ix86_binary_operator_ok.
4483 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4484 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4485 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4486 with vec_select+vec_concat.
4487 (mmx_pshufw, mmx_pshufw_1): Likewise.
4488 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4489 (mmx_uavgv4hi3): Model correctly.
4490 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4491 _mm_xor_si64): Remove casts.
4493 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4495 PR tree-optimization/19224
4496 * tree-scalar-evolution.c (get_instantiated_value,
4497 set_instantiated_value): New functions.
4498 (instantiate_parameters_1): Cache the results.
4499 (instantiate_parameters, resolve_mixers): Initialize and free
4502 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4504 * config/i386/i386.md (addhi_4): Correct reference in comment.
4507 2005-01-08 Richard Henderson <rth@redhat.com>
4509 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4510 (_mm_cvtsi128_si64x): Likewise.
4511 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4512 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4513 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4514 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4515 * config/i386/i386-protos.h: Update.
4516 * config/i386/i386.c (print_operand): Add 'H'.
4517 (ix86_fixup_binary_operands): Split out from ...
4518 (ix86_expand_binary_operator): ... here.
4519 (ix86_fixup_binary_operands_no_copy): New.
4520 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4521 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4522 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4523 (safe_vector_operand): Use CONST0_RTX.
4524 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4525 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4526 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4527 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4529 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4530 (IX86_BUILTIN_CMPNGESS): New.
4531 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4532 (attr type): Add sselog1.
4533 (attr unit, attr memory): Handle it.
4534 (movti, movti_internal, movti_rex64): Move near other integer moves.
4535 (movtf, movtf_internal): Move near other fp moves.
4536 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4537 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4538 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4539 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4540 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4541 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4542 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4543 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4544 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4545 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4546 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4547 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4548 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4549 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4550 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4551 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4552 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4553 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4554 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4555 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4556 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4557 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4558 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4559 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4560 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4561 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4562 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4563 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4564 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4565 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4566 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4567 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4568 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4569 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4570 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4571 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4572 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4573 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4574 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4575 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4576 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4577 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4578 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4579 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4581 (SSEPUSH, push<SSEPUSH>): Remove.
4582 (MMXPUSH, push<MMXPUSH>): Remove.
4583 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4584 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4585 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4586 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4587 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4588 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4589 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4590 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4591 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4592 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4593 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4594 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4595 (ppro_sse_log_V4SF): Handle sselog1.
4596 * config/i386/predicates.md (const_0_to_1_operand): New.
4597 (const_0_to_255_mul_8_operand): New.
4598 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4599 (const_2_to_3_operand, const_4_to_7_operand): New.
4600 * config/i386/sse.md: New file.
4601 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4602 (sse_movups): Rename from sse_movups_1.
4603 (sse_loadlss): Rename from sse_loadss_1.
4604 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4606 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4607 (absv4sf2, negv2df, absv2df): New.
4608 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4609 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4610 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4611 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4612 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4613 (sse3_addsubv4sf3): Model correctly.
4614 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4615 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4616 (sse_movhlps): Model with vec_select+vec_concat.
4617 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4618 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4619 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4620 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4621 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4622 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4623 sse2_pshufhw_1): Likewise.
4624 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4625 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4626 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4627 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4628 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4629 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4630 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4631 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4632 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4633 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4634 sminv8hi3): Mark commutative
4635 operands. Use ix86_binary_operator_ok.
4636 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4637 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4638 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4639 sse2_punpcklqdq): Allow operand2 in memory.
4640 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4641 sse2_movsd): Add memory alternatives.
4642 (sse_storelps): Turn expander into an insn; split after reload.
4643 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4644 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4646 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4648 * configure.ac (DWARF-2 debug_line): Use objdump.
4649 * configure: Regenerate.
4651 2005-01-08 Jeff Law <law@redhat.com>
4652 Diego Novillo <dnovillo@redhat.com>
4654 PR tree-optimization/18241
4655 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4656 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4657 statements with volatile operands.
4658 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4659 operands after marking a statement with has_volatile_ops.
4661 2005-01-08 Roger Sayle <roger@eyesopen.com>
4663 * tree.c (int_fits_type_p): Always honor integer constant
4664 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4666 2005-01-08 Roger Sayle <roger@eyesopen.com>
4668 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4669 the latent bug in rtl_delete_block has been resolved.
4671 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4673 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4674 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4676 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4678 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4679 library as @multilib_dir@/$(SHLIB_SONAME).
4681 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4683 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4684 * configure: Regenerate.
4686 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4688 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4691 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4694 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4695 Convert non-word aligned offset address using ld/std into
4698 2005-01-07 Richard Henderson <rth@redhat.com>
4700 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4702 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4704 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4706 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4708 PR tree-optimization/19283
4709 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4710 is not shorter than the original type.
4712 PR rtl-optimization/19012
4713 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4715 PR rtl-optimization/18861
4716 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4717 (FULL_STATE): Define.
4718 (mark_tablejump_edge): New function.
4719 (purge_dead_tablejump_edges): New function.
4720 (find_bb_boundaries): Use it.
4722 PR tree-optimization/18828
4723 * builtins.c (expand_builtin_next_arg): Remove argument and all
4724 the argument checking.
4725 (expand_builtin): Adjust caller.
4726 (expand_builtin_va_start): Likewise. Remove error for too many
4728 (fold_builtin_next_arg): Issue error for too many arguments.
4729 After checking arguments, replace them with magic arguments that
4730 prevent further checking of the args.
4732 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4734 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4736 2005-01-06 Roger Sayle <roger@eyesopen.com>
4739 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4740 and %{.S:...} (and their negative variants) to test whether the
4741 input file is assembler or pre-processed-assembler independent of
4742 the actual filename extension.
4744 2005-01-06 Roger Sayle <roger@eyesopen.com>
4746 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4747 of sign or zero extended values.
4749 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4751 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4752 for IBM long double format correctly.
4754 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4756 Fix PR tree-optimization/18792
4758 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4759 to first_loop_depth, and use loop depth instead of loop number.
4760 (build_classic_dir_vector): Ditto.
4761 (compute_data_dependences_for_loop): Use depth, not loop number.
4762 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4763 number. Pass in loops, instead of loop numbers.
4764 (gather_interchange_stats): Ditto.
4765 (linear_transform_loops): Ditto.
4767 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4770 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4771 biv_fits_mode_p, extension_within_bounds_p): New functions.
4772 (check_ext_dependent_givs): Use them.
4774 2005-01-06 Roger Sayle <roger@eyesopen.com>
4776 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4777 more than one barrier, in which case we should delete them all.
4779 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4781 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4783 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4785 Fix PR middle-end/19286
4787 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4788 output this subprogram, simply ignore this attempt to do it again.
4789 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4790 origin attribute if it's not possible.
4791 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4792 (decls_for_scope): Ditto.
4793 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4794 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4796 2005-01-05 Richard Henderson <rth@redhat.com>
4799 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4800 (bdesc_2arg): Use it.
4801 (ix86_expand_binop_builtin): Force operands into registers
4803 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4804 ix86_expand_sse_compare, ix86_expand_sse_comi,
4805 ix86_expand_builtin): Likewise.
4807 2005-01-05 Richard Henderson <rth@redhat.com>
4809 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4811 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4812 (mulv4hi3): Set itanium_class mmmul.
4813 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4814 (fpack): Rename from fpack_sfsf.
4816 2005-01-05 Richard Henderson <rth@redhat.com>
4819 * reload1.c (do_input_reload): Restrict the optimization deleteing
4820 a previous output reload to RELOAD_FOR_INPUT.
4822 2005-01-05 Steven Bosscher <stevenb@suse.de>
4824 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4825 comment that we fall through after case.
4826 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4827 (distribute_links): Likewise.
4828 * cse.c (cse_insn): Likewise.
4829 * cselib.c (cselib_invalidate_mem): Likewise.
4830 * df.c: Update comments at the top of the file.
4831 (read_modify_subreg_p): Update comments here too.
4832 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4833 * flow.c (mark_set_1): Likewise.
4834 (mark_used_regs): Likewise.
4835 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4836 (canon_list_insert): Likewise.
4837 (mark_set): Likewise.
4838 (try_replace_reg): Likewise.
4839 (store_killed_in_insn): Likewise.
4840 * loop.c (count_one_set): Likewise.
4841 (basic_induction_var): Likewise.
4842 * postreload-gcse.c (find_mem_conflicts): Likewise.
4843 * postreload.c (reload_combine_note_store): Likewise.
4844 (move2add_note_store): Likewise.
4845 * reload.c (find_equiv_reg): Likewise.
4846 (mark_referenced_resources): Likewise.
4847 * rtlanal.c (set_noop_p): Likewise.
4848 (note_stores): Likewise.
4849 (note_uses): Likewise.
4850 * sched-deps.c (sched_analyze_1): Likewise.
4851 * sched-rgn.c (check_live_1): Likewise.
4852 (update_live_1): Likewise.
4853 * config/i860/i860.c: Likewise.
4855 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4857 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4859 * doc/rtl.texi: Update documentation for bit-fields and SET.
4861 2005-01-05 Roger Sayle <roger@eyesopen.com>
4863 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4865 2005-01-05 Jan Hubicka <jh@suse.cz>
4866 Richard Henderson <rth@redhat.com>
4869 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4872 2005-01-05 Richard Henderson <rth@redhat.com>
4875 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4876 (sse_shufps): Change operand 3 to const_int_operand.
4877 (sse2_storelps): Fix typo in template.
4878 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4879 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4880 (ix86_expand_builtin): Likewise.
4882 2005-01-05 Julian Brown <julian@codesourcery.com>
4884 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4885 as aggregates for AAPCS ABIs.
4887 2005-01-05 Stan Shebs <shebs@apple.com>
4889 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4890 Mach-O getters if ppc64.
4891 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4893 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4894 signed four-byte field for global code case.
4895 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4897 2005-01-05 Roger Sayle <roger@eyesopen.com>
4900 * c-common.c: Include real.h.
4901 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4902 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4903 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4904 * Makefile.in (c-common.o): Update dependencies.
4906 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4908 * c-parse.in (asm_string): Add trailing semicolon.
4910 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4912 * c-parse.in (asm_string): New. Don't allow wide strings in
4914 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4915 asm_string instead of STRING.
4917 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4919 * c-typeck.c (constructor_no_implicit): Remove.
4920 (set_designator, process_init_element): Don't check
4921 constructor_no_implicit.
4923 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4924 Kaz Kojima <kkojima@gcc.gnu.org>
4927 * lcm.c (create_pre_exit): New.
4928 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4929 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4931 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4933 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4934 -msoft-float in target_float_switch.
4935 * arm.c (arm_override_options): Fix processing of target_float_switch.
4937 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4939 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4942 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4944 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4945 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4947 2005-01-04 Roger Sayle <roger@eyesopen.com>
4949 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4950 if deleting the then-block allows the test-block to fallthru to the
4953 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4956 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4957 after the full declaration if the are in two different TUs.
4959 2005-01-04 Richard Henderson <rth@redhat.com>
4962 * tree-sra.c (generate_one_element_init): Just
4963 call gimplify_and_add.
4964 (generate_element_init): Record the
4965 new referenced variables and mark them for renaming
4966 and split out to ...
4967 (generate_element_init_1): This.
4968 (scalarize_init): Don't call push_gimplify_context/
4969 pop_gimplify_context.
4971 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4973 * toplev.c (get_src_pwd): Handle failure of getpwd().
4975 2005-01-04 Roger Sayle <roger@eyesopen.com>
4977 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4979 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4980 all the cases handled by it are inverted by invert_truthvalue.
4982 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4984 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4985 (save_register_windowsi): Likewise.
4987 2005-01-04 Richard Henderson <rth@redhat.com>
4989 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4991 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4994 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4995 any simplifications of vector mode comparison operators.
4996 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4998 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4999 Devang Patel <dpatel@apple.com>
5001 PR tree-optimization/18308
5002 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5003 the operands before creating a new expression.
5004 * dojump.c (do_jump): Make drop_through_label available
5005 for all cases. Add expansion of COND_EXPR.
5007 2005-01-04 Ira Rosen <irar@il.ibm.com>
5009 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5010 INTEGER_CST instead of TREE_CONSTANT.
5011 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5012 instead of TREE_CONSTANT.
5013 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5014 instead of TREE_CONSTANT.
5016 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5018 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5020 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5023 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5024 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5026 2005-01-03 Richard Henderson <rth@redhat.com>
5028 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5029 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5030 fold_convert_const_real_from_real): Split out from ...
5031 (fold_convert_const): ... here.
5033 2005-01-03 Richard Henderson <rth@redhat.com>
5036 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5037 (mov<MMXMODEI>_internal): Likewise.
5038 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5039 Add V2SF case; use it for SSE1; don't use TI.
5040 (movdf_integer): Likewise.
5041 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5043 2005-01-03 Ira Rosen <irar@il.ibm.com>
5045 * tree-vectorizer.c (vect_strip_conversions): New function.
5046 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5047 check for binary class.
5049 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5053 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5055 * gimple-low.c (mark_blocks_with_used_vars): New function.
5056 (mark_blocks_with_used_subblocks): Ditto.
5057 (mark_used_blocks): Ditto.
5058 (pass_mark_used_blocks): New pass.
5059 * tree-inline.c: Include debug.h.
5060 (expand_call_inline): Call outlining_inline_function here.
5061 * tree-optimize.c (init_tree_optimization_passes): Add
5062 pass_mark_used_blocks.
5063 * tree-pass.h (pass_mark_used_blocks): New.
5064 * Makefile.in (tree-inline.o): Add debug.h dependency.
5066 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5068 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5069 VAR_DECLs to have weak_import attribute.
5071 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5074 2004-01-03 Steven Bosscher <stevenb@suse.de>
5076 * passes.c (rest_of_compilation): Don't run regmove if only
5077 flag_expensive_optimizations, require flag_regmove instead.
5079 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5081 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5083 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5084 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5085 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5086 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5088 2005-01-03 Richard Henderson <rth@redhat.com>
5090 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5091 (ia64_const_ok_for_letter_p): New.
5092 (ia64_const_double_ok_for_letter_p): New.
5093 (ia64_extra_constraint): New.
5094 (ia64_expand_vecint_compare): New.
5095 (ia64_expand_vcondu_v2si): New.
5096 (ia64_expand_vecint_cmov): New.
5097 (ia64_expand_vecint_minmax): New.
5098 (ia64_print_operand): Add 'v'.
5099 (ia64_preferred_reload_class): New.
5100 (ia64_vector_mode_supported_p): New.
5101 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5102 (PREFERRED_RELOAD_CLASS): Move to function.
5103 (CONST_OK_FOR_LETTER_P): Move to function.
5104 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5105 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5106 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5107 (EXTRA_CONSTRAINT): Move to function.
5108 * config/ia64/ia64.md: Include vect.md.
5109 (itanium_class): Add mmalua.
5111 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5113 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5114 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5116 (const_int_2bit_operand): New.
5117 (fr_reg_or_0_operand): New.
5118 * config/ia64/ia64-modes.def: Add vector modes.
5119 * config/ia64/ia64-protos.h: Update.
5120 * config/ia64/vect.md: New file.
5122 2005-01-03 Richard Henderson <rth@redhat.com>
5124 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5126 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5129 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5131 (log1pdf2): Change mode of operands[0,1] to DFmode.
5133 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5135 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5136 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5137 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5138 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5139 SPARC_RELAXED_ORDERING.
5141 2005-01-03 Richard Henderson <rth@redhat.com>
5142 Uros Bizjak <uros@kss-loka.si>
5145 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5146 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5147 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5149 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5150 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5151 const_pow2_1_to_128_operand): New predicates.
5153 2005-01-02 Greg McGary <greg@mcgary.org>
5155 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5157 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5158 object. [ptr_type]: Remove unused variable.
5159 Remember nearest addressable array-element or record-component
5160 when checking bitfield components. Tolerate empty BIND_EXPR.
5162 2005-01-01 Richard Henderson <rth@redhat.com>
5164 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5165 that don't narrow the value. Fail for other conversions.
5167 2005-01-01 Richard Henderson <rth@redhat.com>
5170 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5171 * c-lang.c (finish_file): Don't do it here.
5172 * objc/objc-act.c (objc_finish_file): Likewise.
5174 * cgraph.c (decl_assembler_name_equal): New.
5175 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5176 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5177 * cgraph.h (struct cgraph_varpool_node): Add next.
5178 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5179 * varasm.c (assemble_alias): Mark the target as needed.
5181 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5184 * function.c (get_arg_pointer_save_area): Use entry_of_function
5185 instead of get_insns.
5187 2005-01-01 Roger Sayle <roger@eyesopen.com>
5188 Andrew Pinski <pinskia@physics.uc.edu>
5189 James E. Wilson <wilson@specifixinc.com>
5191 PR rtl-optimization/12092
5192 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5195 2005-01-01 Roger Sayle <roger@eyesopen.com>
5196 Olivier Hainque <hainque@act-europe.fr>
5198 * tree.c (int_fits_type_p): A narrower type always fits in a
5199 wider one, except for negative values into unsigned types.
5201 2005-01-01 Roger Sayle <roger@eyesopen.com>
5203 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5204 with the original constant rather than require TREE_OVERFLOW.
5206 2005-01-01 Steven Bosscher <stevenb@suse.de>
5209 * c-decl.c (finish_function): If compiling C99, annotate the
5210 compiler generated return with the current file name and line 0.
5211 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5212 the source line is greater than 0.
5213 (remove_bb): Likewise.
5215 See ChangeLog.12 for earlier changes.