1 2004-08-03 Roger Sayle <roger@eyesopen.com>
4 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
5 truncations, not just global truncations.
7 2004-08-03 Andrew Pinski <apinski@apple.com>
10 * loop-iv.c (simplify_using_assignment): Initialize lhs.
12 2004-08-03 Paul Brook <paul@codesourcery.com>
14 * gcc/doc/install.texi: Document MPFR requirement.
16 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
18 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
19 and mmap() explicitly instead of relying on preset autoconf cache
21 * configure: Regenerate.
23 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
26 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
28 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
29 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
32 * config/i386/t-gmm_malloc: New file.
33 * config/i386/t-pmm_malloc: Likewise.
35 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
37 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
38 Tanguy Fautrà <tfautre@pandora.be>
40 * config/i386/pmm_malloc.h: New file.
42 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
44 * config/i386/gmm_malloc.h: New file.
46 2004-08-03 Dale Johannesen <dalej@apple.com>
48 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
49 * c-common.c: Include opts.h.
50 (c_common_get_alias_set): Fix check for a single input file.
51 * toplev.c: Remove current_file_decl.
54 2004-08-03 Mark Mitchell <mark@codesourcery.com>
56 * config.gcc (arm*-*-symbianelf*): New target.
57 * config/arm/symbian.h: New file.
59 * gthr-gnat.c: Add visibility #pragmas.
60 * gthr-gnat.h : Likewise.
62 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
67 (__popcountSI2): Likewise.
68 (__popcountDI2): Likewise.
69 (__paritySI2): Likewise.
70 (__parityDI2): Likewise.
71 * libgcc2.h: Add visibility #pragmas.
72 (__clzDI2): Add prototype.
78 (__popcountSI2): Likewise.
79 (__popcountDI2): Likewise.
80 (__paritySI2): Likewise.
81 (__parityDI2): Likewise.
82 * unwind-dw2-fde.h: Add visibility #pragmas.
85 2004-08-03 David Edelsohn <edelsohn@gnu.org>
86 Dale Johannesen <dalej@apple.com>
87 Roger Sayle <roger@eyesopen.com>
89 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
90 constants more accurately. Adjust costs for FMA instructions.
91 Add cases for most logical and float operations. Recurse into
94 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
96 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
98 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
100 * ra-build.c (conflicts_between_webs): For webs that cross a call add
101 conflicts to regs_invalidated_by_call.
103 2004-08-03 Paul Brook <paul@codesourcery.com>
105 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
107 2004-08-03 Jan Hubicka <jh@suse.cz>
109 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
112 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
114 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
115 arm968es, arm10e, arm1020e, arm1022e.
116 * invoke.texi: Update list of ARM cores.
117 * arm-tune.md: Regenerate.
119 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
121 * arm/gentune.sh: New file.
122 * arm/t-arm: New file.
123 * arm/arm-tune.md: New file (autogenerated).
124 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
125 * arm.md (attribute tune): Delete. Include arm-tune.md.
127 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
129 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
130 penultimate parameter. All callers adjusted.
131 (struct prefix_list): Remove used_flag_ptr.
132 (find_a_file): Do not set *pl->used_flag_ptr.
133 (warn_B, warn_std_ptr): Remove.
135 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
136 Mostafa Hagog <mustafa@il.ibm.com>
138 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
140 2004-08-02 Geoffrey Keating <geoffk@apple.com>
142 * dwarf2out.c (output_call_frame_info): Don't change data format
143 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
144 label. Use 'true' not '1'.
145 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
148 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
150 * gdbinit.in: Reflect previous changes to rtunion_def.
152 2004-08-02 Roger Sayle <roger@eyesopen.com>
154 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
155 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
157 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
159 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
161 * langhooks.h (lang_hooks::builtin_function): Rename parameter
162 from "class" to "bt_class".
164 2004-08-02 Paul Brook <paul@codesourcery.com>
166 PR rtl-optimization/15068
167 * flow.c (init_propagate_block_info): Check condition is reversible.
169 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
171 * gengtype.h (options::info): Change type to const char *.
172 (enum gc_used_enum): Move out of struct type scope.
173 * gengtype.c (create_option): Convert initializer for option::info to
175 (adjust_field_type, walk_type, write_func_for_structure,
176 write_root, write_roots): Remove pointless cast.
178 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
180 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
182 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
184 * rtl.h (union rtunion_def): Have all members start with the
186 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
187 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
188 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
189 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
191 * gengtype.c (adjust_field_rtx_def): Likewise.
192 * rtlanal.c (loc_mentioned_in_p): Likewise.
194 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
196 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
197 Replace uses of mips/elf64.h with mips/elf.h
198 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
199 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
200 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
201 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
202 (HANDLE_SYSV_PRAGMA): Delete.
203 (ASM_OUTPUT_DEF): Fix formatting.
204 * config/mips/elf64.h: Delete.
206 2004-08-01 Zack Weinberg <zack@codesourcery.com>
208 * config/ia64/ia64.c (got_symbolic_operand): Do require a
209 symbol+offset operand to have its offset be zero mod 0x3fff
210 when GOT entries are in use. Clarify logic in SYMBOL_REF
211 case. Clarify comments.
212 (ia64_expand_load_address): Split a symbol+offset load when
213 the offset is nonzero mod 0x3fff, not 0x1fff.
215 2004-08-01 Geoffrey Keating <geoffk@apple.com>
217 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
218 if trying to *store* to a non-offsettable address.
219 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
220 a nonoffsettable address.
221 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
223 (movti_string): Don't move GPRs to a nonoffsettable address.
224 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
226 2004-08-02 Ben Elliston <bje@au.ibm.com>
229 * config/rs6000/altivec.h: Replace typeof with __typeof__.
231 2004-08-01 Richard Henderson <rth@redhat.com>
233 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
234 variable sized types.
236 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
238 * doc/invoke.texi: In the MIPS options section, remove the passage
239 saying that -mexplicit-relocs is usually disabled for -mabicalls
241 * config/mips/mips.c (override_options): Remove the code that enforced
244 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
246 * config/mips/mips.md (cprestore): Provide two alternatives, one for
247 an in-range offset and one for an out-of-range offset. Wrap the latter
248 in .set macro/.set nomacro if it's inside a .set nomacro block.
250 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
252 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
253 (mips_restore_gp): Declare.
254 * config/mips/mips.c (mips_add_offset): Add a scratch register
255 argument. Reimplement in rtl only, reusing MIPS16 logic from
256 mips_output_mi_thunk.
257 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
259 (mips_gp_save_slot): Delete.
260 (mips_restore_gp): New function.
261 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
262 * config/mips/mips.md (exception_receiver): Turn into a
263 define_insn_and_split. Use mips_restore_gp to do the split.
264 (call_internal, call_value_internal, call_value_multiple_internal): Use
265 mips_restore_gp to restore $gp.
267 2004-07-31 Andrew Pinski <apinski@apple.com>
270 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
272 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
274 * c-decl.c (diagnose_mismatched_decls): Give error for external
275 redeclaration of identifier declared with no linkage, not just
276 warning with -Wtraditional. Do not check DECL_CONTEXT to give
277 error for redeclaration with no linkage.
279 2004-07-30 Geoffrey Keating <geoffk@apple.com>
280 Fariborz Jahanian <fjahanian@apple.com>
282 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
283 non-offsettable addresses even for DImode.
284 (rs6000_split_multireg_move): Cope with non-offsettable addresses
285 being moved into multiple GPRs.
287 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
289 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
290 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
292 * config/rs6000/darwin-ldouble.c (isless): New macro.
294 (nonfinite): New macro.
296 (_xlqadd): Completely rewrite.
297 (_xlqmul): Correct overflow handling.
298 (_xlqdiv): Correct overflow handling.
299 * config/rs6000/darwin-ldouble-format: New file.
301 2004-07-30 Roger Sayle <roger@eyesopen.com>
302 Richard Henderson <rth@redhat.com>
304 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
305 9 into the equivalent lea instruction.
307 2004-07-30 Richard Henderson <rth@redhat.com>
309 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
310 with DECL_INITIAL if fb_lvalue.
311 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
312 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
314 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
316 2004-07-30 Diego Novillo <dnovillo@redhat.com>
318 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
319 pointer escapes through a function call, assume that the
320 callee will dereference it.
321 (add_pointed_to_var): Assume that VALUE is always an
323 (collect_points_to_info_r): Only call add_pointed_to_var if
324 the value is an ADDR_EXPR.
326 2004-07-30 Diego Novillo <dnovillo@redhat.com>
328 * tree-ssa-alias.c (create_alias_map_for): Do not get the
329 alias set of the inner type of ARRAY_TYPEs.
331 2004-07-29 Diego Novillo <dnovillo@redhat.com>
333 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
334 setting a non-register to UNDEFINED right before the call to
337 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
339 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
341 2004-07-29 Diego Novillo <dnovillo@redhat.com>
343 * tree-ssa.c (verify_flow_sensitive_alias_info): When
344 comparing points-to sets of different pointers, make sure the
345 second pointer is actually referenced in the code.
347 2004-07-29 Zack Weinberg <zack@codesourcery.com>
349 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
350 (got_symbolic_operand): Remove unreachable code.
351 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
352 setjmp_operand; add entry for tls_symbolic_operand.
353 * config/ia64/ia64-protos.h: Remove all prototypes of
356 2004-07-29 Mark Mitchell <mark@codesourcery.com>
358 * c-common.h (lang_post_pch_load): New variable.
359 * c-pch.c (lang_post_pch_load): Define it.
360 (c_common_read_pch): Use it.
361 * cgraphunit.c (record_call_1): Give the front end a chance to
362 record additional needed entities when a variable is marked as
364 * tlink.c (recompile_files): Robustify.
365 (scan_linker_output): If a symbol is assigned to a file,
366 but after recompilation is not present there, issue an error
369 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
371 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
372 Take orig_loop argument and pass it to set_level.
373 (schedule_sm): Pass the correct orig_loop to force_move_till.
375 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
377 * cfgloop.c (update_latch_info): Update dominator of the new block.
378 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
380 * dominance.c (verify_dominators): Check that the dominance tree is
382 (recount_dominator): Ignore unreachable blocks.
383 (iterate_fix_dominators): Cleanup old dominance information before
386 2004-07-29 Diego Novillo <dnovillo@redhat.com>
388 * tree-ssa-operands.c (get_expr_operands): Revert changes
389 to ADDR_EXPR processing introduced by:
390 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
391 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
393 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
395 * doc/implement-c.texi: Add C90 subclause references. Point to
396 preprocessor documentation instead of duplicating it. Add points
397 only present in C90. Fill in documentation for all points.
399 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
401 * pa.c (output_movb): Correct typo.
403 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
405 * ra.h (single_reg_in_regclass): Declare.
406 * ra.c (single_reg_in_regclass): Define.
407 (first_hard_reg): New.
408 (init_ra): Initialize single_reg_in_regclass.
409 * ra-colorize.c (ok_class): New.
410 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
412 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
414 * gcov-io.h: Allow zero tag as EOF indicator.
415 (gcov_is_eof): Remove.
416 (gcov_truncate): Remove.
417 * gcov-io.c (gcov_seek): Always SEEK_SET.
418 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
420 * coverage.c (read_counts_file): Don't use gcov_is_eof.
421 * gcov-dump.c (dump_file): Likewise.
422 * gcov.c (read_graph_file, read_count_file): Likewise.
424 * c-decl.c (complete_array_type): Don't gratuitously copy
425 maxindex. Check it always has a type.
427 2004-07-29 Steven Bosscher <stevenb@suse.de>
429 * rtl.c (currently_expanding_to_rtl): New.
430 * rtl.h (currently_expanding_to_rtl): Export it.
431 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
433 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
435 * config/sh/sh.c: Replace rtx_equal_function_value_matters
436 with currently_expanding_to_rtl.
437 * config/sh/sh.md: Likewise.
438 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
440 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
442 Introduce sh2a support.
443 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
444 * config.gcc: Build multilibs for sh2a and sh2a-single by
446 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
447 default. Split their tests out of the corresponding SH4
449 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
451 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
452 * config.gcc: Handle sh2a multilibs and cpu selection.
453 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
454 * config/sh/t-mlib-sh2a: New.
455 * config/sh/t-mlib-sh2a-nofpu: New.
456 * config/sh/t-mlib-sh2a-single: New.
457 * config/sh/t-mlib-sh2a-single-only: New.
458 2004-07-09 Nick Clifton <nickc@redhat.com>
460 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
461 -ml and -m2a are used together.
462 2004-03-23 DJ Delorie <dj@redhat.com>
463 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
464 when we have a double-sized FPU.
465 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
466 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
468 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
469 -msh2a-single and -msh2a-single-only
470 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
471 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
473 2004-02-20 DJ Delorie <dj@delorie.com>
474 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
475 2004-02-20 Fred Fish <fnf@redhat.com>,
476 Corinna Vinschen <vinschen@redhat.com>
477 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
478 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
479 2004-02-18 DJ Delorie <dj@redhat.com>
480 * config/sh/sh.c (broken_move): Add support for movi20.
481 * config/sh/sh.h: Likewise.
482 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
483 * config/sh/sh.md (udivsi3_sh2a): New.
491 (movsi_i): Disable for sh2a.
492 (movsi_ie): Add movi20.
493 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
494 sh2a, for -m2a-nofpu mode.
495 2004-02-13 DJ Delorie <dj@redhat.com>
496 * config/sh/lib1funcs.asm: Handle double vs single better.
497 * config/sh/sh.h: Likewise.
498 2004-02-09 DJ Delorie <dj@redhat.com>
499 * config/sh/crt1.asm: Add support for sh2a.
500 * config/sh/elf.h: Likewise.
501 * config/sh/lib1funcs.asm: Likewise.
502 * config/sh/sh.c: Likewise.
503 * config/sh/sh.md: Likewise.
504 * config/sh/sh.h: Likewise.
505 * config/sh/t-sh: Likewise.
507 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
509 * config/frv/frv.md (movqi_internal, movhi_internal,
510 movsi_internal): Add backup alternatives for memory inputs.
512 2004-07-28 Matt Austern <austern@apple.com>
514 * config/darwin.c (darwin_one_byte_bool): New global variable.
515 * config/darwin.h (darwin_one_byte_bool): Declare.
516 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
517 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
518 value of darwin_one_byte_bool.
519 * doc/invoke.texi: Document -mone-byte-bool flag.
521 2004-07-28 Eric Christopher <echristo@redhat.com>
523 * c-common.c (c_common_unsafe_for_reeval): Delete.
524 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
525 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
526 * calls.c (fix_unsafe_tree): Delete.
527 (expand_call): Delete code which used above.
528 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
529 * expr.c (expand_expr_real_1): Ditto.
530 * fold-const.c (non_lvalue): Ditto.
531 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
532 (lhd_unsafe_for_reeval): Ditto.
533 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
534 * langhooks.h (unsafe_for_reeval): Ditto.
535 (unsave_expr_now): Adjust comment.
536 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
537 (estimate_num_insns_1): Ditto.
538 * tree-pretty-print.c (dump_generic_node): Ditto.
539 * tree.c (expr_align): Ditto.
540 (unsave_expr): Delete.
541 (unsafe_for_reeval): Ditto.
542 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
543 * tree.def (UNSAVE_EXPR): Delete.
544 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
546 2004-07-28 Zack Weinberg <zack@codesourcery.com>
548 * tree.h (enum tls_model): Move ...
549 * coretypes.h: ... here.
551 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
553 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
555 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
557 * cse.c (validate_canon_reg): New function, split out from...
558 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
560 2004-07-28 Diego Novillo <dnovillo@redhat.com>
562 * tree-ssa-alias.c (maybe_create_global_var): Don't just
563 return if .GLOBAL_VAR has been created.
565 2004-07-28 Diego Novillo <dnovillo@redhat.com>
567 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
568 every variable that may have aliases, not just tags.
570 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
572 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
574 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
577 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
580 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
581 output_e500_flip_eq_bit.
583 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
584 output_e500_flip_eq_bit.
585 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
586 output_e500_flip_eq_bit.
587 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
588 (print_operand): case D. Get to EQ bit.
590 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
592 * gcov.c (function_summary): Add missing \n.
594 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
596 Introduce sh4a support.
597 * config.gcc: Handle sh4a multilibs and cpu selection.
598 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
599 * config/sh/t-mlib-sh4a: New.
600 * config/sh/t-mlib-sh4al: New.
601 * config/sh/t-mlib-sh4a-nofpu: New.
602 * config/sh/t-mlib-sh4a-single: New.
603 * config/sh/t-mlib-sh4a-single-only: New.
604 2004-02-20 DJ Delorie <dj@redhat.com>
605 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
606 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
607 2003-08-22 Eric Christopher <echristo@redhat.com>
608 * config/sh/sh4a.md: Update for chip errata.
609 2003-08-07 Eric Christopher <echristo@redhat.com>
610 * config/sh/sh4a.md: New file. sh4a processor description.
611 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
612 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
614 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
615 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
616 * doc/invoke.texi (SH Options): Document -m4al.
617 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
618 * config/sh/sh.c (expand_block_move): Remove commented-out code
619 checked in by mistake.
620 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
621 single elements from SFmode vectors.
622 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
624 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
625 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
626 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
627 sh_fsca_int2sf): Remove variable declarations.
628 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
629 sh_fsca_int2sf): New functions.
630 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
631 sh_fsca_int2sf_rtx): New static variables.
632 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
633 sh_fsca_int2sf): Declare.
634 * config/sh/sh.md: Adjust.
635 * doc/invoke.texi (SH Options): Document new options.
636 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
637 compatibility from SH4 code.
638 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
639 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
641 (memory_movsrc_operand): Renamed to...
642 (unaligned_load_operand): ... this. Simplified.
643 * config/sh/sh.h (PREDICATE_CODES): Adjust.
644 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
645 input operand to SImode, and adjust the others. Introduce
646 post-increment by peephole.
647 * config/sh/sh.c (expand_block_move): Give the target address the
648 same mode as the temp reg.
649 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
651 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
652 Introduce support for SH4a.
653 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
654 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
655 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
656 sh_fsca_int2sf): New.
657 (sh_init_builtins): Initialize them.
658 (print_operand): Support `d'.
659 (expand_block_move): Use movua if src is misaligned.
660 (memory_movsrc_operand): New.
661 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
662 and one of the SH4 macros.
663 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
664 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
665 SELECT_SH4A_SINGLE): New.
666 (TARGET_NONE): Add SH4A_BIT.
667 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
668 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
669 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
670 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
671 (enum processor_type): Added PROCESSOR_SH4A.
672 (PREDICATE_CODES): Add memory_movsrc_operand.
673 * config/sh/sh.md: Removed unused variables.
674 (attr cpu): Add sh4a.
675 (attr type): Add movua, fsrra and fsca.
676 (prefetch): New, for SH4.
677 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
678 (toggle_sz): Set type to fp.
679 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
680 (movua, extv, extzv): New.
681 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
684 2004-07-28 Diego Novillo <dnovillo@redhat.com>
686 * tree-optimize.c (init_tree_optimization_passes): Schedule
687 pass_may_alias right after the program is renamed into SSA.
688 * tree-pass.h (PROP_alias): Define.
689 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
690 * tree-sra.c (pass_sra): Likewise.
691 * tree-ssa-ccp.c (pass_ccp): Likewise.
692 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
693 * tree-ssa-dce.c (pass_dce): Likewise.
694 * tree-ssa-dom.c (pass_dominator): Likewise.
695 * tree-ssa-dse.c (pass_dse): Likewise.
696 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
697 * tree-ssa-loop-ch.c (pass_ch): Likewise.
698 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
699 * tree-ssa-pre.c (pass_pre): Likewise.
700 * tree-tailcall.c (pass_tail_recursion): Likewise.
701 * tree-ssa.c (pass_redundant_phi): Likewise.
702 * tree-ssa-alias.c (aliases_computed_p): Remove.
704 (init_alias_info): Do not mark all type tags for renaming
706 Clear may_aliases from every symbol.
707 (setup_pointers_and_addressables): If a pointer has not been
708 dereferenced and it had a type tag, clear it and mark the old
711 2004-07-28 Diego Novillo <dnovillo@redhat.com>
713 PR tree-optimization/16705
714 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
717 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
719 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
722 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
723 don't make another one.
725 PR optimization/15077
726 * function.h (struct function): Add field saved_static_chain_decl.
727 Fix comment for static_chain_decl.
728 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
729 * tree-inline.h (save_body): Add new arg.
730 * tree-optimize.c (tree_rest_of_compilation): Handle saving
733 2004-07-27 Richard Henderson <rth@redhat.com>
735 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
736 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
737 is_gimple_addressable.
738 * tree-gimple.c (is_gimple_addressable): Rename from
739 is_gimple_addr_expr_arg; accept INDIRECT_REF.
740 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
741 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
742 rename to is_gimple_addressable.
744 2004-07-28 Alan Modra <amodra@bigpond.net.au>
746 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
748 2004-07-27 Richard Henderson <rth@redhat.com>
750 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
753 2004-07-27 Zack Weinberg <zack@codesourcery.com>
755 * libgcc2.c: Change all conditionals testing
756 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
757 * libgcc2.h: Likewise.
758 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
759 TYPE_PRECISION of float80_type to 80.
760 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
761 of fpreg_type and float80_type to 80.
762 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
763 * config/m68k/netbsd-elf.h:
764 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
765 to evaluate to 80 whenever they would formerly have evaluated to 96.
766 * config/i386/sco5.h: Remove unnecessary redefinition of
767 LONG_DOUBLE_TYPE_SIZE.
768 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
769 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
770 XFmode, with a bitsize of 80. Update commentary.
771 * config/ia64/ia64-modes.def: Likewise.
772 * config/m68k/m68k-modes.def: Likewise.
774 2004-07-27 Steven Bosscher <stevenb@suse.de>
776 * cfgexpand.c (tree_expand_cfg): Fix comment.
778 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
779 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
781 (prepare_function_start): Don't set rtx_equal_function_value_matters.
782 * integrate.c (copy_rtx_and_substitute): Don't test for it.
783 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
784 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
785 here again. Update leading comment.
786 * rtl.c (rtx_equal_function_value_matters): Remove.
787 (rtx_equal_p): Don't test for it.
788 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
791 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
792 * rtl.c (note_insn_name): Likewise.
793 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
794 * final.c (final_scan_insn): Likewise.
796 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
797 * passes.c (rest_of_handle_eh): Do it here.
799 * stmt.c (struct nesting): Remove struct nesting block member.
800 (struct stmt_status): Remove x_block_start_count field.
801 (current_block_start_count): Remove.
803 2004-07-27 Brian Booth <bbooth@redhat.com>
805 * tree-optimize.c (register_one_dump_file): Update condition that uses
807 (dup_pass_1): Replace with...
809 (NEXT_PASS): Call next_pass_1.
811 (init_tree_optimization_passes): Remove uses of DUP_PASS.
812 (execute_one_pass): Update condition that uses
814 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
817 2004-07-27 Nick Clifton <nickc@redhat.com>
819 * config/m32r/m32r.c: Include integrate.h in order to get the
820 prototype for get_hard_reg_initial_val().
822 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
823 and tidy up indentation.
824 (final_presence_set): Use absence_set instead, so that if there is
825 nothing in the "o" pipe the "s" pipe can be scheduled.
827 2004-07-27 Diego Novillo <dnovillo@redhat.com>
829 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
830 don't have PT_VARS nor PT_MALLOC set.
831 Clear name tag from pointers that have not been dereferenced.
832 (set_pt_anything, set_pt_malloc): Forward declare.
833 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
834 not type compatibility when determining if a pointer can be
837 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
839 * expr.h (canonicalize_condition, get_condition): Add an int argument.
840 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
841 it to check whether the condition is still valid at the jump insn.
842 * ifcvt.c (noce_get_condition): Likewise.
843 (noce_get_alt_condition): Update call to canonicalize_condition.
844 * loop-iv.c (simplify_using_initial_values): Update call to
845 get_condition. Remove FIXME.
846 (check_simple_exit): Update call to get_condition.
847 * loop-unswitch.c (may_unswitch_on): Likewise.
848 * loop.c (check_dbra_loop): Likewise.
849 (canonicalize_condition, get_condition): Add an argument to say whether
850 the condition must still be valid at INSN.
851 (get_condition_for_loop): Update call to get_condition. Require that
852 the condition be valid at INSN.
853 * predict.c (estimate_probability): Update call to get_condition.
854 Remove unused earliest parameter.
855 (expected_value_to_br_prob): Update call to canonicalize_condition.
857 2004-07-26 Eric Christopher <echristo@redhat.com>
859 * tree-dfa.c (add_referenced_var): Register initializers of global
862 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
864 * config/i386/i386.c (function_arg): Always treat 8-
865 and 16-byte wide vectors the same, even if MMX/SSE
867 (contains_128bit_aligned_vector_p): Add comment.
869 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
871 * ra.h (enum node_type): Rename to:
873 * ra-colorize.c: Likewise.
875 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
877 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
878 after simplifying the jump.
880 2004-06-26 Richard Henderson <rth@redhat.com>
882 * calls.c (combine_pending_stack_adjustment_and_call): Make
883 preferred_unit_stack_boundary argument unsigned. Make
884 unadjusted_alignment unsigned.
885 (expand_call): Make preferred_stack_boundary and
886 preferred_unit_stack_boundary variables unsigned.
887 * function.c (assign_stack_local_1): Make alignment unsigned.
888 * function.h (struct function): Make stack_alignment_needed,
889 preferred_stack_boundary unsigned.
890 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
891 (ix86_compute_frame_layout): Make stack_alignment_needed,
892 preferred_alignment variables unsigned.
893 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
895 2004-07-26 Tom Tromey <tromey@redhat.com>
897 * tree.h: Fix typo in comment.
899 2004-07-26 Daniel Jacobowitz <dan@debian.org>
902 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
903 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
904 (ggc_free): Remove incorrect freeing.
905 (sweep_pages): Advance PP for large pages. Fix indentation.
907 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
909 PR rtl-optimization/16643
910 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
911 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
912 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
913 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
914 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
915 * function.c (thread_prologue_and_epilogue_insns): Likewise.
916 * rtl.h (tracer): Add a flags parameter.
917 * tracer.c (tracer): Pass it to cfg_layout_initialise.
918 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
919 (rest_of_handle_reorder_blocks): Update calls to tracer and
920 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
921 (rest_of_handle_tracer): Pass 0 to tracer.
922 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
924 2004-07-25 David Edelsohn <edelsohn@gnu.org>
927 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
930 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
932 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
933 (BINFO_BASE_ACCESS): Adjust.
934 (BINFO_BASE_ACCESS_APPEND): New.
935 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
936 * dbxout.c (dbxout_type): Adjust binfo access accessing.
937 * dwarf2out.c (gen_member_die): Likewise.
938 * tree-dump.c (deque_and_dump): Likewise.
940 2004-07-26 Falk Hueffner <falk@debian.org>
942 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
945 2004-07-25 Roger Sayle <roger@eyesopen.com>
947 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
948 value off of the stack if TARGET_USE_FFREEP.
950 2004-07-26 Bernardo Innocenti <bernie@develer.com>
952 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
953 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
954 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
955 check on invocation of XRESIZEVEC ().
957 2004-07-26 Bernardo Innocenti <bernie@develer.com>
959 * c-common.c (disable_builtin_function): Rename variable n to
960 new_disabled_builtin.
961 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
962 Rename local variable old to old_decl.
963 * gensupport.c (shift_output_template): Rename parameter old to src.
964 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
965 old_rtx and newx to new_rtx.
967 2004-07-26 Bernardo Innocenti <bernie@develer.com>
969 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
971 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
975 2004-07-25 Roger Sayle <roger@eyesopen.com>
977 * fold-const.c (constant_boolean_node): Make extern.
978 (make_range): Wrap long lines.
979 (fold_cond_expr_with_comparison): Remove unnecessary call to
980 pedantic_non_lvalue. Add missing calls to fold_convert.
981 (fold_truthop): Add missing calls to fold_convert.
983 * tree.h (constant_boolean_node): Add prototype here.
984 * builtins.c (expand_builtin_strncmp): Add missing calls to
986 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
987 Call fold_convert and constant_boolean_node to correct types.
988 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
989 missing call to fold_convert to correct types.
991 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
992 Brian Ryner <bryner@brianryner.com>
996 * c-common.c (c_common_attribute_table): Allow
997 handle_visibility_attribute to be called for types.
998 (handle_visibility_attribute) When given a type, set the visibility
999 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1000 so that we can check later whether the attribute was present. Added
1001 warning if attribute applied to non class type.
1002 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1003 decls and checking that they are consistent.
1004 * common.opt: Added -fvisibility.
1005 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1006 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1007 * flags.h, tree.h: Added assorted support defines for overall patch
1008 * opts.c: Added parsing support for -fvisibility.
1009 * tree.c (build_decl): Set visibility for all decls to be whatever
1010 is in force at that time.
1011 * varasm.c (default_binds_local_p_1): Reworked logic determining
1012 when to make a symbol locally bound.
1013 * doc/invoke.texi: Added documentation for -fvisibility and
1014 -fvisibility-inlines-hidden.
1016 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1018 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1019 * c-common.c: Add missing casts from void * to other types.
1020 * c-decl.c: Likewise.
1021 * c-format.c: Likewise.
1022 * c-lex.c: Likewise.
1023 * c-pragma.c: Likewise.
1024 * c-typeck.c: Likewise.
1025 * defaults.h: Likewise.
1026 * genconstants.c: Likewise.
1027 * gengtype-lex.l: Likewise.
1028 * genmodes.c: Likewise.
1029 * read-rtl.c: Likewise.
1032 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1034 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1035 * c-common.c: Likewise.
1036 * c-decl.c: Likewise.
1037 * c-lang.c: Likewise.
1038 * c-lex.c: Likewise.
1039 * c-opts.c: Likewise.
1040 * c-parse.in: Likewise.
1041 * c-typeck.c: Likewise.
1042 * genconditions.c: Likewise.
1043 * gengtype-lex.l: Likewise.
1044 * gengtype-yacc.y: Likewise.
1045 * gengtype.c: Likewise.
1046 * genmodes.c: Likewise.
1047 * gensupport.c: Likewise.
1048 * read-rtl.c: Likewise.
1049 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1052 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1054 * c-decl.c (groktypename, groktypename_in_param_context): Rename
1055 variable typename to type_name.
1056 * c-lex.c (interpret_float): Likewise.
1058 2004-07-25 Roger Sayle <roger@eyesopen.com>
1060 * convert.c (convert_to_real, convert_to_integer,
1061 convert_to_complex): Replace calls to build with calls to buildN.
1062 * coverage.c (tree_coverage_counter_ref): Likewise.
1063 * dojump.c (do_jump): Likewise.
1064 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1065 * emit-rtl.c (component_ref_for_mem_expr,
1066 set_mem_attributes_minus_bitpos): Likewise.
1067 * explow.c (update_nonlocal_goto_save_area): Likewise.
1068 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1069 expand_mult_add): Likewise.
1070 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1071 store_constructor, get_inner_reference, expand_expr_real_1,
1072 try_casesi, try_tablejump): Likewise.
1073 * function.c (expand_function_start): Likewise.
1074 * stmt.c (emit_case_bit_tests, expand_end_case_type,
1075 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1076 * stor-layout.c (place_union_field, layout_type): Likewise.
1077 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1078 * varasm.c (copy_constant): Likewise.
1080 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1082 * c-common.c: Rename all identifiers named `new'.
1083 * c-decl.c: Likewise.
1084 * gensupport.c: Likewise.
1085 * simplify-rtx.c: Likewise.
1086 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1088 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1091 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1094 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1095 declarations until after calling pushdecl.
1096 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1097 "extern" and not on whether the declaration is initialized.
1099 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1101 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1102 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1103 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1104 "cpplib.h", "c-pragma.h", "c-common.h".
1105 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1106 (solaris_register_pragmas): New functions.
1107 * config/sol2-protos.h: New file.
1108 * config/sol2.c: New file.
1109 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1110 (REGISTER_TARGET_PRAGMAS): New macros.
1111 (solaris_pending_aligns, solaris_pending_inits)
1112 (solaris_pending_finis): New variables.
1113 * config/t-sol2 (sol2-c.o): Update dependencies.
1115 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1116 SUBTARGET_INSERT_ATTRIBUTES.
1117 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1118 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1119 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1120 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1121 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1122 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1123 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1124 * config/sparc/sparc.c (sparc_attribute_table): New.
1125 (TARGET_INSERT_ATTRIBUTES): Define in terms of
1126 SUBTARGET_INSERT_ATTRIBUTES.
1127 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1129 * doc/extend.texi (Solaris Pragmas): New section.
1131 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1133 * c-common.c: Rename all identifiers named `class' to `cl'.
1134 * c-common.h: Likewise.
1135 * c-parse.in: Likewise.
1136 * c-typeck.c: Likewise.
1137 * genmodes.c: Likewise.
1140 * recog.c: Likewise.
1141 * recog.h: Likewise.
1142 * regrename.c: Likewise.
1144 * c-common.c (builtin_function_2): Change type of 5th parameter from
1145 int to enum built_in_function. Change type of 8th parameter from int
1147 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1149 * c-typeck.c (convert_arguments): Change type of formal_prec from
1150 int to unsigned int.
1151 * genmodes.c (blank_mode): Make a few negative constants unsigned.
1152 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1153 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1154 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1155 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1156 iterator to for_all_modes () instead of an enum because enums can't
1157 be incremented in C++.
1160 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1162 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1165 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1167 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1168 Handle ARRAY_RANGE_REF like ARRAY_REF.
1170 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1172 * c-typeck.c (digest_init): Don't allow arrays of signed or
1173 unsigned variants of wchar_t to be initialized by wide string
1174 constants. Do allow arrays of enumerated types compatible with
1175 wchar_t to be initialized by wide string constants. Refine tests
1176 distinguishing wide and narrow strings and arrays. Give specific
1177 error for arrays of other integer types initialized by string
1179 (output_init_element, process_init_element): Check for
1180 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1181 initializing with string constants.
1183 2004-07-25 Richard Henderson <rth@redhat.com>
1185 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1187 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1188 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1189 DECL_IGNORED_P to new decl.
1191 2004-07-24 Zack Weinberg <zack@codesourcery.com>
1193 * config/ia64/ia64.c (general_xfmode_operand)
1194 (destination_xfmode_operand): Delete.
1195 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1196 * config/ia64/ia64.md (*movxf_internal): Use general_operand
1197 and destination_operand.
1199 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1201 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1202 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1204 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1205 Zack Weinberg <zack@codesourcery.com
1208 * c-decl.c (diagnose_mismatched_decls): Don't issue a
1209 redundant-declaration warning the first time a builtin is
1210 declared explicitly.
1212 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1214 * tree.h (staticp): Change return type to bool.
1216 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1218 * c-common.c (c_staticp): Last episode of the staticp saga.
1220 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1222 * c-common.h (c_staticp): Change return type from int to bool.
1223 * tree.c (staticp): Likewise.
1224 * langhooks.h (staticp): Likewise.
1226 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1228 * langhooks-def.h (lhd_staticp): Change return type from int to
1229 bool in prototype to match definition.
1231 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1233 * system.h (bool, true, false): Don't redefine as preprocessor macros
1236 2004-07-24 Roger Sayle <roger@eyesopen.com>
1238 * expmed.c (init_expmed): A signed modulus by a power of two is
1239 considered cheap if its less than or equal to four instructions.
1241 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1243 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1244 GGC_CNEWVAR): New macros.
1246 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1248 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1250 * c-decl.c: Likewise.
1251 * c-format.c: Likewise.
1252 * c-lex.c: Likewise.
1253 * c-opts.c: Likewise.
1254 * c-pragma.c: Likewise.
1255 * c-typeck.c: Likewise.
1256 * gencheck.c: Likewise.
1257 * genconditions.c: Likewise.
1258 * genconfig.c: Likewise.
1259 * genflags.c: Likewise.
1260 * gengtype.c: Likewise.
1261 * gensupport.c: Likewise.
1262 * ggc-none.c: Likewise.
1263 * langhooks.c: Likewise.
1264 * statistics.h: Likewise.
1265 * stub-objc.c: Likewise.
1266 * java/decl.c: Likewise.
1268 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
1270 * config/m68k/m68k.c (output_scc_di): Fix coding style.
1271 (symbolic_operand): Fix prototype.
1272 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1273 * config/m68k/m68k.md: Add constants for registers a0 and sp and
1274 use them, change from the "{...}" syntax to the simpler {...}
1276 (*cfv4_extendqisi2): Fix destination predicate.
1277 * config/m68k/m68k-protos.h: Remove various declarations also
1278 generated via PREDICATE_CODES.
1280 2004-07-23 Mike Stump <mrs@apple.com>
1282 * c-typeck.c (convert_for_assignment): Tightened up pointer
1283 converstions that differ in signedness.
1285 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1287 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1289 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1292 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1294 * gimplify.c (gimplify_compound_lval): Check for no handled
1295 operations, rather than checking for explicit list of nodes.
1296 (is_gimple_addr_expr_arg_or_indirect): New function.
1297 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1298 redundant setting of TREE_INVARIANT.
1299 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1300 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1302 2004-07-23 Diego Novillo <dnovillo@redhat.com>
1304 PR tree-optimization/16688
1305 PR tree-optimization/16689
1306 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1307 unnecessary initialization of 'tag'.
1308 (get_tmt_for): Check that the new type tag has the same alias
1309 set as the pointed-to type.
1310 (group_aliases): Only regular variables need to be removed
1311 from the alias set of a name tag.
1312 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1313 propagation if the two types are not compatible.
1314 (merge_alias_info): Rename from replace_ssa_names_ann.
1316 (replace_exp_1): If both arguments are SSA_NAMEs, check that
1317 the propagation can be done.
1318 Only call merge_alias_info on pointers.
1319 (propagate_value): Likewise.
1320 * tree-ssa-copyrename.c: Include langhooks.h.
1321 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1323 Do not coalesce variables with incompatible types.
1324 (rename_ssa_copies): Call replace_ssa_name_symbol.
1325 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1326 the same type as the underlying _DECL.
1327 * tree-ssanames.c (replace_ssa_name_symbol): New function.
1328 * tree.h (replace_ssa_name_symbol): Declare.
1330 2004-07-23 Richard Henderson <rth@redhat.com>
1333 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1334 unshare it properly.
1335 (gimplify_modify_expr_rhs): Push assignment from a conditional into
1336 the conditional for all non-register types.
1338 2004-07-23 Richard Henderson <rth@redhat.com>
1340 * expr.c (expand_expr_real_1): Don't handle non-local variables.
1341 * expr.h (fix_lexical_addr): Remove.
1342 * function.c (NEED_SEPARATE_AP): Remove.
1343 (fix_lexical_addr): Remove.
1344 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1345 not null decl_function_context.
1346 (create_alias_vars): Likewise.
1347 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1348 (simple_goto_p): Likewise.
1349 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1350 * tree-ssa-ccp.c (get_default_value): Likewise.
1351 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1352 * tree.c (needs_to_live_in_memory): Likewise.
1353 * tree-flow-inline.h (may_be_aliased): Move...
1354 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
1355 when TREE_STATIC variables may be addressable.
1357 2004-07-24 Jakub Jelinek <jakub@redhat.com>
1359 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1361 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1363 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1364 bitmap contents if GENERATOR_FILE is defined.
1365 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1366 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1368 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1370 * c-decl.c (start_function): Form composite type of function types
1371 rather than copying type from previous prototype declaration.
1373 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1375 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1376 the const qualifier for the second argument in the C++ functions.
1378 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1379 specific pointer types.
1381 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1382 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1383 for vector bool and/or vector pixel, add C++ and C missing support.
1384 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1385 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1386 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1387 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1388 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1389 missing C++ and C support for vector bool and/or vector pixel.
1390 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1391 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1392 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1393 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1394 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1395 C++ and C types used for vector bool and/or vector pixel.
1396 (vec_st, vec_stl): Add C++ support for vector pixel.
1397 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1398 (vec_all_ne): Add C++ support for vector pixel.
1400 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1401 (vec_vmulesb): Add missing C++ function.
1402 (vec_perm): Fix type of third argument in C++ function.
1403 (vec_vsum4shs): Fix C++ function name.
1404 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1405 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1406 argument passed to the error handler in C macro.
1407 (vec_nmsub): Remove extra parens around argument names in C macro.
1408 (vec_packpx): Add missing parens in C macro.
1410 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1412 * machmode.def: Remove vector modes.
1413 * config/alpha/alpha-modes.def: Add supported vector modes.
1414 * config/arm/arm-modes.def: Likewise.
1415 * config/frv/frv-modes.def: Likewise.
1416 * config/i386/i386-modes.def: Likewise.
1417 * config/rs6000/rs6000-modes.def: Likewise.
1418 * config/sh/sh-modes.def: Likewise.
1420 2004-07-23 Matthias Klose <doko@debian.org>
1422 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1423 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1424 * config.h: Regenerate.
1425 * configure: Likewise.
1427 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1429 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1430 generated SYMBOL_REFs for labels.
1431 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1433 (machopic_stub_name): Remove.
1434 (machopic_indirection_name): New function.
1435 (machopic_mcount_stub_name): Likewise.
1436 (machopic_classify_name): Remove.
1437 (machopic_function_base_sym): New function.
1438 (machpoic_classify_symbol): Likewise.
1439 (machopic_classify_ident): Remove.
1440 (machopic_define_ident): Likewise.
1441 (machopic_define_name): Likewise.
1442 (machopic_name_defined_p): Likewise.
1443 (machopic_ident_defined_p): Likewise.
1444 (darwin_strip_name_encoding): Likewise.
1445 (machopic_define_symbol): New function.
1446 * config/darwin.c (hashtab.h): Include.
1447 (machopic_defined_list): Remove.
1448 (machopic_classify_ident): Likewise.
1449 (machopic_classify_name): Likewise.
1450 (machopic_ident_defined_p): Likewise.
1451 (machopic_define_ident): Likewise.
1452 (machopic_define_name): Likewise.
1453 (machopic_symbol_defined_p): New function.
1454 (machopic_classify_symbol): Likewise.
1455 (machopic_data_defined_p): Use machopic_classify_symbol.
1456 (machopic_define_symbol): New function.
1457 (machopic_function_base_sym): New function.
1458 (machopic_non_lazy_pointers): Remove.
1459 (machopic_non_lazy_ptr_name): Likewise.
1460 (machopic_stubs): Likewise.
1461 (machopic_stub_name): Likewise.
1462 (NON_LAZY_POINTER_SUFFIX): New macro.
1463 (STUB_SUFFIX): Likewise.
1464 (machopic_indirection): New structure.
1465 (machopic_indirections): New variable.
1466 (machopic_indirection_hash): New function.
1467 (machopic_indirection_eq): Likewise.
1468 (machopic_indirection_name): Likewise.
1469 (machopic_mcount_stub_name): New function.
1470 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1472 (machopic_indirect_data_reference): Rework to use new functions.
1473 (machopic_indirect_call_target): Likewise.
1474 (machopic_legitimize_pic_address): Likewise.
1475 (machopic_output_indirection): New function.
1476 (machopic_finish): Use it.
1477 (machopic_operand_p): Rework to use new functions.
1478 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1479 (darwin_strip_name_encoding): Remove.
1480 (update_non_lazy_ptrs): Remove.
1481 (update_stubs): Likewise.
1482 (darwin_non_lazy_pcrel): Use new functions.
1483 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1484 (ASM_OUTPUT_LABELREF): Likewise.
1485 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1486 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1487 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1488 (TARGET_STRIP_NAME_ENCODING): Do not use
1489 darwin_strip_name_encoding.
1490 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1491 darwin_strip_name_encoding.
1492 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1493 machopic_mcount_stub_name.
1494 * config/i386/i386.c (x86_output_mi_thunk): Use
1495 machopic_indirection_name, not machopic_stub_name.
1496 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1497 machopic_function_base_sym.
1498 (print_operand): Use machopic_classify_symbol.
1499 (rs6000_emit_prologue): Use machopic_function_base_sym.
1500 (output_profile_hook): Do not use machopic_stub_name.
1501 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1503 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1506 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1509 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1511 * doc/implement-c.texi: New file.
1512 * doc/extend.texi (C Implementation): Move to there.
1513 * doc/gcc.texi: Include implement-c.texi.
1514 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1516 2004-07-22 Jason Merrill <jason@redhat.com>
1518 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1520 * tree-inline.c (setup_one_parameter): Likewise.
1522 2004-07-22 Brian Booth <bbooth@redhat.com>
1524 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1525 (substitute_and_fold): Propigate into VUSE operands when possible.
1526 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1527 (cp_lattice_meet): Handle merging of latticevalues when
1528 UNKNOWN_VAL is present.
1529 (visit_stmt): Visit assignments with V_MUST_DEFs.
1530 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1531 (ccp_fold): Deal with RHS' that are constant and virtual.
1532 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1533 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1534 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1535 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1536 computing immediate uses.
1537 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1539 (replace_vuse_in): New function.
1540 (likely_value): Add check of vuse operands.
1541 (get_default_value): Set the default value of virtually defined
1542 variables to UKNOWN_VAL instead of VARYING.
1544 2004-07-22 Richard Henderson <rth@redhat.com>
1546 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1548 2004-07-22 Richard Henderson <rth@redhat.com>
1550 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1551 variables due to conditional compilation.
1553 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1555 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1556 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1557 Release SSA names that have been re-renamed.
1558 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1560 * tree-ssa-alias.c (init_alias_info): If aliases have been
1561 computed before, clear existing alias information.
1562 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1563 If the new name tag for a pointer is different than the one it
1564 had before, mark the old tag for renaming.
1565 (replace_may_alias): New function.
1566 (group_aliases): Call it.
1567 (setup_pointers_and_addressables): Always call get_tmt_for.
1568 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1570 (set_pt_anything): New local function.
1571 (set_pt_malloc): New local function.
1572 (merge_pointed_to_info): Don't merge pointed-to variables from
1573 the original pointer if the destination is pointing to an
1575 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1576 (add_pointed_to_var): Do not add a variable to the points-to
1577 set if the pointer is already pointing to anywhere.
1578 (collect_points_to_info_r): If the defining statement is a PHI
1579 node, only merge pointed-to information if the argument has
1580 already been visited.
1581 (get_tmt_for): Only create a new tag if the pointer didn't
1583 (dump_alias_info): Emit more information.
1584 (dump_points_to_info_for): Likewise.
1585 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1586 try to get the annotation of an SSA_NAME.
1587 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1588 alias sets when checking is enabled.
1589 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1590 (eliminate): Mark basic blocks that will need
1591 EH information cleaned up.
1592 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1594 Initialize need_eh_cleanup.
1595 (fini_pre): Call tree_purge_all_dead_eh_edges and
1596 cleanup_tree_cfg if needed.
1597 Free need_eh_cleanup.
1598 * tree-ssa.c (verify_ssa_name): New function.
1599 (verify_def): Call it.
1600 Re-arrange to avoid printing too many error messages.
1601 (verify_use): Likewise.
1602 (verify_phi_args): Likewise.
1603 (verify_flow_insensitive_alias_info): New function.
1604 (verify_flow_sensitive_alias_info): New function.
1605 (verify_alias_info): New function.
1606 (verify_ssa): Call verify_alias_info.
1607 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1609 Re-arrange to avoid printing too many error messages.
1610 * tree-ssanames.c (make_ssa_name): Clear
1611 SSA_NAME_IN_FREE_LIST.
1612 (release_ssa_name): Never release a default definition.
1613 (release_defs): New function.
1614 * tree.h: Declare it.
1615 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1617 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1619 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1620 If true, do a depth-first search. Do a breadht-first search,
1622 (walk_use_def_chains): Add new argument IS_DFS.
1624 * tree-flow.h (walk_use_def_chains): Update prototype.
1626 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1628 * config/cris/cris.md: Tweak formatting.
1629 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1630 (mover2side, moverside, movemside, movei, op3, andu): Replace
1631 live define_peephole:s with define_peephole2 near-equivalents.
1633 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1635 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1636 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1637 "*mov_sidesi_mem" respectively.
1639 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1641 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1642 (gimplify_build1): Move from tree-complex.c do_unop.
1643 (gimplify_build2): Move from tree-complex.c do_binop.
1644 (gimplify_build3): New.
1645 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1646 Adjust throughout to call the functions above.
1647 * tree-flow.h: Declare the functions above.
1648 * tree-nested.c (gimplify_val): Rename to...
1649 (tsi_gimplify_val): ... this.
1651 * Makefile.in (tree_complex.o): Update dependencies.
1652 (stor-layout.o): Depend on regs.h.
1653 * c-common.c (handle_vector_size_attribute): Update for
1654 vector types without corresponding vector modes.
1655 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1656 a corresponding vector mode is not available.
1657 * print-tree.c (print_node): Print nunits for vector types
1658 * regclass.c (have_regs_of_mode): New.
1659 (init_reg_sets_1): Initialize it and use it instead
1660 of allocatable_regs_of_mode.
1661 * regs.h (have_regs_of_mode): Declare it.
1662 * stor-layout.c (layout_type): Pick a mode for vector types.
1663 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1664 build_replicated_const, do_unop, do_binop, do_plus_minus,
1665 do_negate, expand_vector_piecewise, expand_vector_parallel,
1666 expand_vector_addition, expand_vector_operations_1,
1667 expand_vector_operations, tree_lower_operations,
1668 pass_lower_vector_ssa, pass_pre_expand): New.
1669 (expand_complex_operations, pass_lower_complex): Remove.
1670 * tree-optimize.c (init_tree_optimization_passes): Adjust
1671 pass ordering for changes in tree-complex.c.
1672 * tree-pass.h: Declare new passes.
1673 * tree.c (finish_vector_type): Remove.
1674 (make_vector_type): New.
1675 (build_vector_type_for_mode, build_vector_type): Rewritten.
1676 * tree.def (VECTOR_TYPE): Document where the number of
1678 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1679 (make_vector): Remove declaration.
1681 2004-07-21 Richard Henderson <rth@redhat.com>
1683 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1684 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1685 (remove_useless_vars): Dump debugging info.
1686 (expand_used_vars): Move ...
1687 * cfgexpand.c (expand_used_vars): ... here. Make static.
1688 * tree-flow-inline.h (set_is_used): New.
1689 (set_default_def): Use get_var_ann.
1690 * tree-flow.h: Update decls.
1691 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1692 (create_ssa_var_map): Use it.
1693 * tree-ssa.c (set_is_used): Remove.
1695 2004-07-22 Ben Elliston <bje@au.ibm.com>
1697 * gdbinit.in: Set a breakpoint on internal_error.
1699 2004-07-21 Richard Henderson <rth@redhat.com>
1701 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1702 to create a new basic block.
1704 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1707 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1708 return type on function definitions. Move other warnings for
1709 qualified return type to -Wreturn-type. Do not condition any such
1710 warnings on -pedantic. Update comments.
1711 (start_function): Only copy function type from previous prototype
1712 declaration if return types are compatible.
1713 * c-typeck.c (function_types_compatible_p): Don't condition
1714 warning for incompatibility of volatile qualifiers on the return
1715 type on -pedantic. Update comment.
1716 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1718 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1720 * c-typeck.c (set_init_index): Require designator to be of integer
1723 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1726 * c-parse.in (init): Change to exprtype.
1727 (primary): Set original_code for STRING to STRING_CST.
1728 Call maybe_warn_string_init for compound literals.
1729 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1731 * c-tree.h (maybe_warn_string_init): New.
1732 (pop_init_level, process_init_element): Use struct c_expr.
1733 (struct c_expr): Update comment.
1734 * c-typeck.c (maybe_warn_string_init): New function.
1735 (digest_init): Call it. Additional parameter strict_string. All
1737 (output_init_element): Likewise.
1738 (struct constructor_stack): Use struct c_expr for
1740 (really_start_incremental_init, push_init_level): Update.
1741 (pop_init_level): Update. Return struct c_expr.
1742 (process_init_level): Update. Take struct c_expr argument.
1744 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1746 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1749 2004-07-21 Eric Christopher <echristo@redhat.com>
1751 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1753 * c-decl.c (pop_scope): Ditto.
1754 * calls.c (expand_call): Remove call to current_nesting_level,
1755 update comment accordingly. Remove calls to expand_start_target_temps
1756 and expand_end_target_temps.
1757 * cfgexpand.c (construct_init_block): Remove call to
1758 expand_start_bindings_and_block.
1759 (construct_exit_block): Remove call to expand_end_bindings.
1760 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1761 (expand_expr_real_1): Ditto. Fix formatting.
1762 (expand_vars): Delete.
1763 * stmt.c (POPSTACK): Remove block_stack.
1764 (stmt_status): Remove x_block_stack.
1765 (block_stack): Delete.
1766 (expand_start_bindings_and_block): Ditto.
1767 (expand_start_target_temps): Ditto.
1768 (expand_end_target_temps): Ditto.
1769 (current_nesting_level): Ditto.
1770 (warn_about_unused_variables): Ditto.
1771 (expand_end_bindings): Ditto.
1772 * tree.h: Remove declarations for above.
1774 2004-07-21 Steven Bosscher <stevenb@suse.de>
1776 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1777 * rtl.c (note_insn_name): Likewise.
1778 * print-rtl.c (print_rtx): Don't print it.
1779 * cfgrtl.h (can_delete_note_p): Don't handle it.
1780 (rtl_delete_block): Likewise.
1781 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1782 (rest_of_compilation): Don't call it.
1783 * predict.c (process_note_predictions, process_note_prediction,
1784 note_prediction_to_br_prob): Remove.
1785 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1786 * stmt.c (return_prediction): Remove.
1787 (expand_value_return): Don't call it. Don't add prediction
1788 notes for return statements.
1790 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1792 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1795 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1797 * c-common.c (vector_types_convertible_p): Use vector types'
1798 TYPE_SIZE and TREE_TYPE instead of their mode.
1799 * convert.c (convert_to_integer): Likewise.
1800 (convert_to_vector): Likewise.
1801 * fold-const.c (fold_convert): Likewise.
1802 * varasm.c (output_constant): Likewise.
1803 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1804 Allow a VECTOR_TYPE initializer to be made of several vectors.
1805 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1806 of cleared and need_to_clear, and use fold_convert.
1807 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1810 2004-07-20 Richard Henderson <rth@redhat.com>
1812 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1813 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1815 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1817 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1818 enormous cost if not TARGET_HARD_MUL.
1820 2004-07-20 Andrew Pinski <apinski@apple.com>
1823 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1826 2004-07-21 Paul brook <paul@codesourcery.com>
1828 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1830 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1832 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1833 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1834 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1836 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1838 * rtl.h (plus_constant): Delete.
1839 (plus_constant_wide): Rename to plus_constant.
1840 (plus_constant_for_output_wide): Delete vestigial prototype.
1841 (GEN_INT): Remove unnecessary cast.
1842 * tree.h (build_int_2, size_int_type): Delete.
1843 (build_int_2_wide): Rename to build_int_2.
1844 (size_int_wide): Rename to size_int_kind.
1845 (size_int_type_wide): Rename to size_int_type.
1846 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1847 Remove unnecessary cast.
1848 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1849 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1850 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1851 (size_int_type_wide): Rename size_int_type.
1852 (int_const_binop): Use size_int_type.
1853 * c-lex.c (interpret_integer): Use build_int_2.
1854 * final.c (split_double): Remove unnecessary casts.
1855 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1857 2004-07-20 Richard Henderson <rth@redhat.com>
1859 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1860 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1861 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1862 (is_gimple_tmp_reg): New.
1863 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1865 2004-07-20 Richard Henderson <rth@redhat.com>
1867 * tree-pretty-print.c (dump_generic_node): Dump
1868 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1870 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1872 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1873 (mudflap_init): Set it.
1874 (mudflap_register_call): Remove __mf_init call.
1875 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1876 to pass "-ignore-reads" option to libmudflap if needed.
1878 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1881 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1882 (MAKE_DECL_ONE_ONLY): Undefine.
1883 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1884 readonly_data, one_only_data_section, forget_section): New prototypes.
1885 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1887 (pa_select_section): Add one-only (COMDAT) support.
1888 * pa.h (struct machine_function): Define.
1889 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1890 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1891 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1892 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1893 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1894 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1895 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1896 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1897 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1898 for EXTRA_SECTION_FUNCTIONS.
1899 * doc/install.texi: Update binutils requirements.
1901 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1903 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1904 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1905 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1907 (struct VEC): Use unsigned for num and alloc.
1908 * vec.c (struct vec_prefix): Likewise.
1909 (vec_o_reserve): Adjust.
1911 * dbxout.c (dbxout_type): Fix printf format.
1913 * tree.h (binfo_member): Remove.
1914 * tree.c (binfo_member): Remove.
1916 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1918 * tree.h: Include vec.h
1919 (DEF_VEC_P(tree)): New type.
1920 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1921 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1922 (BINFO_LANG_SLOT): Remove.
1923 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1924 (struct tree_binfo): Turn base_binfos into a trailing
1925 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1926 (binfo_lang_slots): Remove.
1927 * tree.c (binfo_lang_slots): Remove.
1928 (make_tree_binfo_stat): Take a base binfo count, not a
1929 lang slot count. Adjust.
1930 * Makefile.in (TREE_H): Add vec.h
1931 * alias.c (record_component_aliases): Adjust BINFO access.
1932 * dbxout.c (dbxout_type): Likewise.
1933 * dwarf2out.c (gen_member_die): Likewise.
1934 * sdbout.c (sdbout_one_type): Likewise.
1935 * tree-dump.c (deque_and_dump): Likewise.
1936 * config/i386/i386.c (classify_argument,
1937 contains_128bit_aligned_vector_p): Likewise.
1938 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1939 * doc/c-tree.texi (Classes): Update BINFO documentation.
1941 2004-07-20 Steven Bosscher <stevenb@suse.de>
1943 * c-common.h (check_case_value): Remove prototype.
1944 (c_add_case_label): Adjust prototype.
1945 * c-common.c (check_case_value): Make static.
1946 (check_case_bounds): New function.
1947 (c_add_case_label): Use it. Take new argument orig_type.
1948 * c-typeck.c (struct c_switch): New orig_type field.
1949 (c_start_case): Set it.
1950 (do_case): Pass it to c_add_case_label.
1951 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1952 cases from here. Add the labels in reverse order.
1953 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1954 (add_case_node): Return nothing, don't check for duplicate cases.
1955 Insert new case nodes in a list, not in an AVL tree.
1956 (expand_end_case_type): Don't turn a case tree into a case list.
1957 (case_tree2list): Remove.
1958 * tree.h (add_case_node): Adjust prototype.
1960 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1962 * genattr.c (struct range, struct function_unit,
1963 write_units, extend_range, init_range): Remove them.
1964 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1965 Output "#define INSN_SCHEDULING" here.
1966 * genattrtab.c (struct range, struct function_unit_op,
1967 struct function_unit, struct dimension, enum operator,
1968 operate_exp, expand_units, simplify_knowing,
1969 encode_units_mask, simplify_by_exploding,
1970 find_and_mark_used_attributes, unmark_used_attributes,
1971 add_values_to_cover, increment_current_value,
1972 test_for_current_value, simplify_with_current_value,
1973 simplify_with_current_value_aux, gen_unit,
1974 write_unit_name, write_function_unit_info,
1975 write_complex_function, write_toplevel_expr,
1976 find_single_value, extend_range): Remove.
1977 (write_attr_get): Do not handle common_av->value
1979 (struct attr_desc): Remove func_units_p and blockage_p.
1980 (write_attr_valueq): Do not handle them.
1981 (find_attr): Do not clear them.
1982 (make_internal_attr): Do not initialize them.
1983 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1984 * sched-vis.c (init_target_units, insn_print_units,
1985 init_block_visualization, print_block_visualization,
1986 visualize_scheduled_insns, visualize_no_unit,
1987 visualize_stall_cycles, visualize_alloc,
1988 visualize_free, target_units, get_visual_tbl_length,
1989 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1990 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1991 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1992 * haifa-sched.c (blockage_range, clear_units,
1993 schedule_unit, actual_hazard, potential_hazard,
1994 insn_unit, unit_last_insn, unit_tick,
1995 actual_hazard_this_instance, potential_hazard,
1996 schedule_unit, max_insn_queue_index_value): Remove.
1997 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1998 max_insn_queue_index.
1999 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2000 * doc/md.texi (Processor pipeline description): Remove
2001 references to old pipeline descriptions.
2002 (Automaton pipeline description): Merge with the above.
2003 (Old pipeline description, Comparison of the two descriptions):
2006 * bt-load.c (migrate_btr_def): Remove references to
2007 use_pipeline_interface.
2008 * haifa-sched.c (insn_cost, schedule_insn,
2009 schedule_block, advance_one_cycle, sched_init,
2010 queue_to_ready, sched_finish): Likewise.
2011 * modulo-sched.c (sms_schedule, advance_one_cycle,
2012 ps_has_conflicts): Likewise.
2013 * sched-rgn.c (init_ready): Likewise.
2014 (debug_dependencies): Likewise, and remove an "if (1)".
2015 * target.h (use_dfa_pipeline_interface): Remove.
2016 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2017 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2018 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2019 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2020 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2021 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2022 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2023 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2024 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2025 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2026 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2027 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2028 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2029 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2030 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2031 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2032 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2033 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2034 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2036 2004-07-19 Roger Sayle <roger@eyesopen.com>
2038 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2040 2004-07-19 Jeff Law <law@redhat.com>
2042 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2043 (get_eq_expr_value): Use it. Simplify slightly.
2045 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
2047 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2048 (umulsidi3_32bit_r4000): Likewise.
2050 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
2052 * vec.h: Propagate location information properly.
2053 (VEC_T_iterate): Add result pointer parameter.
2055 (VEC_T_reserve): Use it.
2057 2004-07-19 Daniel Jacobowitz <dan@debian.org>
2059 * Makefile.in (c-format.o): Depend on c-format.h.
2060 * c-format.h: New file.
2061 (struct format_char_info): Add CHAIN member.
2062 * c-format.c: Move some types and constants to c-format.h.
2063 (format_type_error): Set to -1.
2064 (struct function_format_info): Use an int for format_type.
2065 (decode_format_type): Return an int. Return format_type_error
2067 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2068 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2069 (scan_char_table, time_char_table, monetary_char_table): Initialize
2071 (n_format_types): New variable.
2072 (check_format_info_main): Handle CHAIN in format_char_info.
2073 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2074 TARGET_N_FORMAT_TYPES.
2075 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2076 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2077 * config/sol2-c.c: New file.
2078 * config/t-sol2: New file.
2079 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2080 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2081 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2083 * doc/extend.texi (Target Format Checks): New section.
2084 (Function Attributes): Mention it.
2085 * doc/invoke.texi: Mention target format checks.
2086 * doc/sourcebuild.texi: Mention target format checks.
2087 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2088 TARGET_FORMAT_TYPES.
2090 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
2092 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2094 * config/s390/s390.c (regclass_map initializer): Register 35 added to
2096 (load_multiple_operation, store_multiple_operation): Removed
2097 pointless sanity check.
2098 (s390_decompose_address): Added check for return_address_pointer_rtx.
2099 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2100 (s390_return_address_offset): New function.
2101 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2102 (FRAME_REGNO_P): Added check for register 35.
2103 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2104 REG_ALLOC_ORDER): Appended entry for register 35.
2105 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2106 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2107 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2108 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2109 is eliminable using stack pointer or hard frame pointer.
2110 (REGISTER_NAMES): Added name for register 35.
2111 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2112 pointless sanity check.
2114 2004-07-19 Roger Sayle <roger@eyesopen.com>
2116 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2117 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2118 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2119 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2120 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2121 (fold_relational_const): Tidy up handling of floating point
2122 comparisons by calling real_compare. Remove tree_expr_nonzero_p
2123 transformation; fold_relational_const assumes constant operands.
2125 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
2127 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2130 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
2132 * c-tree.h (struct c_expr): Define.
2133 (C_SET_EXP_ORIGINAL_CODE): Remove.
2134 (parser_build_binary_op, build_compound_expr): Update prototypes.
2135 * c-parse.in (%union): Add exprtype.
2136 (FUNC_NAME): Mark as ttype.
2137 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2139 (expr): Update. Define directly in terms of expr_no_commas
2140 instead of using nonnull_exprlist.
2141 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2142 offsetof_member_designator, typespec_nonreserved_nonattr, init,
2143 initval, designator, component_declarator,
2144 component_notype_declarator, enumerator, array_declarator,
2145 condition, exexpr, switch_statement, stmt_nocomp, stmt,
2146 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
2147 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
2149 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2150 * c-common.c (c_common_truthvalue_conversion): Don't check
2151 C_EXP_ORIGINAL_CODE.
2152 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2153 Don't use C_EXP_ORIGINAL_CODE.
2154 (default_conversion, default_function_array_conversion): Don't use
2155 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
2156 (internal_build_compound_expr): Merge into build_compound_expr.
2157 (build_compound_expr): Take two operands instead of a TREE_LIST.
2158 * objc/objc-act.c (get_super_receiver): Update calls to
2159 build_compound_expr.
2161 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2163 * config/sh/sh.c (sh_use_dfa_interface): Remove.
2164 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2166 * config/sh/sh.md: Extract pipeline descriptions
2167 into separate files.
2168 * config/sh/sh1.md: New file, extracted from sh.md.
2169 * config/sh/sh4.md: New file, extracted from sh.md.
2170 * config/sh/shmedia.md: New file, extracted from sh.md
2171 and rewritten using new-style pipeline description.
2173 2004-07-18 Zack Weinberg <zack@codesourcery.com>
2175 * config/pa/pa.md: Delete the two remaining define_peephole
2178 2004-07-18 Steven Bosscher <stevenb@suse.de>
2179 Joseph S. Myers <jsm@polyomino.org.uk>
2181 * c-common.c (c_common_truthvalue_conversion): Don't warn if
2182 TREE_NO_WARNING is set.
2184 2004-07-18 Roger Sayle <roger@eyesopen.com>
2186 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2187 simplify_builtin_strncmp): Delete.
2188 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2189 Change argument to accept an arglist instead of an "exp". Assume
2190 that the return type is always integer_type_node. Copy missing
2191 transformations from their now obsolete simplify_builtin_*
2193 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2194 fold_builtin_strcmp and fold_builtin_strncmp.
2195 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2196 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2197 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2199 2004-07-18 Daniel Jacobowitz <dan@debian.org>
2201 * Makefile.in (tree-alias-common.o): Update dependencies.
2203 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
2205 * cfgloop.c (flow_loop_nested_p): Fix comment.
2207 2004-07-17 Jason Merrill <jason@redhat.com>
2210 * stor-layout.c (relayout_decl): New fn.
2211 * tree.h: Declare it.
2212 (DECL_BY_REFERENCE): New macro.
2214 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
2216 * libgcc2.c (__enable_execute_stack): New symbol.
2217 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
2218 and declare __enable_execute_stack.
2219 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2220 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2221 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2222 ENABLE_EXECUTE_STACK.
2223 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2224 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2225 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2226 ENABLE_EXECUTE_STACK.
2227 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2228 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2229 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2230 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2231 ENABLE_EXECUTE_STACK.
2232 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2233 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2234 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2235 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2236 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2237 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2238 (sparc64_initialize_trampoline): Likewise.
2239 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2241 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2243 * langhooks.h (builtin_function): New langhook.
2244 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2245 (LANG_HOOKS_INITIALIZER): Update.
2246 * tree.h (builtin_function): Remove.
2247 * doc/tm.texi: Update.
2248 * c-tree.h (builtin_function): Declare.
2249 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2250 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2251 config/ia64/ia64.c, config/iq2000/iq2000.c,
2252 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2253 config/stormy16/stormy16.c: All callers of builtin_function
2256 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
2259 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2260 Remove white space after the backslash.
2262 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2264 PR rtl-optimization/16294
2265 * resource.c (return_insn_p): New predicate.
2266 (mark_target_live_regs): Use it. Special-case return insns.
2267 (init_resource_info): Use it. Don't scan the epilogue past
2270 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2272 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2273 destroy dominance information.
2274 * passes.c (rest_of_handle_loop2): Free dominance information.
2275 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2277 (thread_jumps): Update dominance information and remove unreachable
2279 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
2280 information and remove the unreachable block.
2282 2004-07-17 Graham Stott <graham.stott@btinternet.com>
2284 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2286 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
2288 * doc/sourcebuild.texi: Remove libf2c entry.
2290 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
2292 * config/i386/i386.md (movv16qi_internal): Fix typo.
2294 2004-07-17 Steven Bosscher <stevenb@suse.de>
2296 * final.c (final_scan_insn): Fix broken commit from previous
2299 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2301 * c-typeck.c (parser_build_binary_op): Condition warnings for
2302 X<=Y<=Z on -Wparentheses instead of -Wextra.
2303 * doc/invoke.texi: Update. Document that most of -Wparentheses is
2304 supported for C only.
2306 2004-07-17 Steven Bosscher <stevenb@suse.de>
2308 * cfgcleanup.c (try_simplify_condjump): Don't remove line
2309 notes to avoid unreachable code warnings.
2310 * toplev.c (backend_init): Don't emit line notes for
2311 unreachable code warnings.
2313 * combine.c (distribute_notes): Don't distribute a
2314 REG_VTABLE_REF note.
2315 * final.c (final_scan_insn): Don't handle it.
2316 * rtl.c (reg_note_name): Remove it.
2317 * rtl.h (enum reg_node): Dito.
2319 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2321 * rtl.h (force_line_numbers, restore_line_number_status):
2324 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2325 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
2326 (using_eh_for_cleanups): Also moved here.
2328 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2329 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
2330 to expand_start_case and add_case_node.
2331 * stmt.c (struct nesting): Cleanup unused fields condition_code,
2332 last_unconditional_cleanup, nominal_type, printname, and
2334 (struct fixup_goto): Remove.
2335 (struct stmt_status): Remove x_goto_fixup_chain field.
2336 (goto_fixup_chain): Remove.
2337 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2338 pushcase, pushcase_range): Remove.
2339 (expand_start_bindings_and_block): Don't set unused fields in
2341 (expand_start_case, add_case_node): Cleanup unused formal arguments.
2342 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
2343 instead of emit_jump_if_reachable.
2344 (emit_case_nodes): Likewise.
2345 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2347 (update_eh_label): Work around left-over exception handing regions.
2348 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2349 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2350 (pass_cleanup_cfg_post_optimizing): New pass.
2351 (init_tree_optimization_passes): Run the new pass after all
2353 * tree.h (pushcase, pushcase_range): Remove prototypes.
2354 (expand_start_case, add_case_node): Update prototypes.
2356 2004-07-16 Krister Walfridsson <cato@df.lth.se>
2358 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2360 2004-07-16 Richard Henderson <rth@redhat.com>
2362 * builtins.c (std_expand_builtin_va_arg): Remove.
2363 (expand_builtin_va_arg): Remove.
2364 * expr.h: Don't declare them.
2365 * gimplify.c (mark_decls_volatile_r): Remove.
2366 (copy_if_shared_r): Don't call it.
2367 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2368 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2369 * gimple-low.c (lower_stmt): Likewise.
2370 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2371 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2372 * tree-ssa-operands.c (get_expr_operands): Likewise.
2373 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2374 EXPAND_BUILTIN_VA_ARG.
2375 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2376 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2377 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2378 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2380 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2382 * tree-ssa-pre.c (insert_aux): Break out if we hit
2385 2004-07-16 Richard Henderson <rth@redhat.com>
2387 * basic-block.h (remove_fake_exit_edges): Declare.
2388 * cfganal.c (remove_fake_predecessors): Rename from
2389 remove_fake_successors; iterate over predecessors.
2390 (remove_fake_exit_edges): New.
2391 * cfgcleanup.c (try_optimize_cfg): Use it.
2392 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2393 * predict.c (estimate_probability): Likewise.
2394 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2395 * tree-cfg.c (make_edges): Likewise.
2396 * tree-ssa-pre.c (fini_pre): Likewise.
2397 * profile.c (instrument_edges): Don't remove_fake_edges.
2398 (branch_prob): Do it earlier here.
2400 2004-07-16 Richard Henderson <rth@redhat.com>
2402 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2403 switchification wrt CONSTRUCTOR. Document the reason.
2405 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2407 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2408 that prevented descriptive __mf_check source location strings.
2410 2004-07-16 Richard Henderson <rth@redhat.com>
2412 * tree-def (WITH_SIZE_EXPR): New.
2413 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2414 * expr.c (expand_expr_real_1): Likewise.
2415 * gimplify.c (maybe_with_size_expr): New.
2416 (gimplify_arg, gimplify_modify_expr): Use it.
2417 (gimplify_modify_expr_to_memcpy): Take size parameter.
2418 (gimplify_modify_expr_to_memset): Likewise.
2419 (gimplify_expr): Handle WITH_SIZE_EXPR.
2420 * tree-alias-common.c (find_func_aliases): Likewise.
2421 * tree-eh.c (tree_could_trap_p): Likewise.
2422 (tree_could_throw_p): Likewise.
2423 * tree-gimple.c (is_gimple_lvalue): Likewise.
2424 (get_call_expr_in): Likewise.
2425 * tree-inline.c (estimate_num_insns_1): Likewise.
2426 (expand_calls_inline): Likewise.
2427 * tree-nested.c (convert_call_expr): Likewise.
2428 * tree-pretty-print.c (dump_generic_node): Likewise.
2429 * tree-sra.c (sra_walk_expr): Likewise.
2430 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2431 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2432 * tree-ssa-operands.c (get_expr_operands): Likewise.
2433 * tree-tailcall.c (find_tail_calls): Likewise.
2435 * calls.c (expand_call): Reset old_stack_allocated after
2436 calling emit_stack_restore.
2438 2004-07-16 Richard Henderson <rth@redhat.com>
2440 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2441 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2442 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2443 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2444 copy_res_decl_for_inlining.
2446 * tree-inline.c (declare_return_variable): New modify_dest argument.
2447 Use it as the return value, when possible or manditory. Handle
2448 TREE_ADDRESSABLE types.
2449 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2450 replacement of CALL_EXPR.
2452 2004-07-16 Richard Henderson <rth@redhat.com>
2454 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2455 * gimple-low.c (expand_var_p): Don't check it.
2456 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2457 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2458 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2459 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2460 (find_referenced_vars): Don't call them.
2461 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2463 2004-07-16 Richard Henderson <rth@redhat.com>
2465 * function.c (pass_by_reference): True for all variable sized types.
2467 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2469 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2470 * tree-pretty-print.c: Include tree-chrec.h.
2471 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2472 and POLYNOMIAL_CHREC nodes.
2474 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2476 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2479 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2481 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2483 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2485 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2487 * config/s390/s390.c: Likewise.
2488 * config/s390/s390.h: Likewise.
2490 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2492 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2493 of $sp adds. Remove REGNO checks from mips16 patterns.
2495 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2497 * config/mips/mips.md: Delete outdated comment.
2499 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2501 * config/mips/mips.c (get_float_compare_codes): Delete.
2502 (mips_emit_compare): New function, mostly extracted from
2503 get_float_compare_codes and gen_conditional_branch.
2504 (gen_conditional_branch, gen_conditional_move): Use it.
2506 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2508 * genautomata.c (add_vect): Speedup by using integers as
2509 bit-vectors for walking through the comb_vect and finding
2512 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2514 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2515 operand is an uns_arith_operand; use subtraction otherwise.
2516 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2517 not just arith_operands.
2519 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2521 * config/mips/mips-protos.h (gen_int_relational): Delete.
2522 (mips_emit_scc): Declare.
2523 * config/mips/mips.c (internal_test): Delete.
2524 (sle_operand, sleu_operand): New functions.
2525 (map_test_to_internal_test, gen_int_relational): Delete.
2526 (mips_emit_binary, mips_relational_operand_ok_p)
2527 (mips_emit_int_relational, mips_zero_if_equal)
2528 (mips_emit_scc): New functions.
2529 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2530 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2532 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2533 (sltu, sleu): Use mips_emit_scc.
2534 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2535 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2536 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2538 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2540 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2542 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2544 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2545 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2546 (*sgt_[sd]i): ...and sgt_[sd]i.
2547 (*slt_[sd]i): ...and slt_[sd]i.
2548 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2549 (*sltu_[sd]i): ...and sltu_[sd]i.
2550 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2551 Name previously unnamed mips16 patterns. Formatting fixes.
2553 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2555 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2556 (branch_type): Delete.
2557 (gen_conditional_branch, gen_conditional_move)
2558 (mips_gen_conditional_trap): Update after name change. Get the
2559 comparison mode from cmp_operands[0].
2560 * config/mips/mips.h (cmp_type, branch_type): Delete.
2561 (cmp_operands): Renamed from branch_cmp.
2562 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2563 name change. Don't set branch_type.
2564 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2565 mode class of cmp_operands[0] rather than branch_type. Update after
2568 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2570 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2571 of 0...255 to 0 when inside a SET.
2573 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2575 * config/mips/mips.md: Remove mips16 define_peepholes.
2577 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2579 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2580 (fini_pre): Remove fake edges.
2582 2004-07-15 Richard Henderson <rth@redhat.com>
2584 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2585 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2587 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2589 * vec.h (VEC_address): New function.
2591 2004-07-14 Jason Merrill <jason@redhat.com>
2594 * gimplify.c (gimplify_arg): New fn, split out from...
2595 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2597 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2599 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2600 generate code which is generated by pushqi1 now
2601 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2603 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2605 * combine.c (simplify_set): match the mode of the constant 0 with
2606 the tested operand to match the compare behaviour and the
2607 simplify_relational_operation() expectation.
2609 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2611 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2614 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2616 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2618 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2620 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2622 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2623 calls in mips16 code.
2625 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2627 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2628 the destination of the li as well as for the neg.
2630 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2633 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2634 * cgraph.h: Update declaration.
2635 * c-decl.c (build_cdtor): Update call with default priority.
2636 * coverage.c (create_coverage): Ditto.
2637 * tree-mudflap.c (mf_init_fndecl): New tree.
2638 (mudflap_init): Set it.
2639 (mudflap_register_call): Arrange to call __mf_init before the first
2641 (mudflap_finish_file): Mark the mudflap static initializer as extra
2642 high priority, to beat all C++ static constructors.
2644 2004-07-15 Jeff Law <law@redhat.com>
2646 * loop.c (check_insn_for_givs): Restore check for code labels that was
2647 accidentally deleted by a recent checkin.
2649 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2651 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2652 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2654 2004-07-14 Richard Henderson <rth@redhat.com>
2656 * print-tree.c (print_node): Fix casts last change.
2658 2004-07-15 Paul Brook <paul@codesourcery.com>
2660 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2661 to TARGET_UNWIND_INFO.
2662 * except.c (output_function_exception_table): Ditto.
2664 * opts.c (decode_options): Ditto.
2665 * passes.c (rest_of_handle_final): Ditto.
2666 * final.c (final_start_function): Ditto.
2667 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2669 * targhooks.h (default_unwind_emit): Declare.
2670 * targhooks.c (default_unwind_emit): New function.
2671 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2672 * target.h (struct gcc_target): Add unwind_emit.
2673 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2674 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2675 Remove IA64_UNWIND_EMIT.
2676 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2678 2004-07-14 Richard Henderson <rth@redhat.com>
2680 * print-tree.c (print_node): Handle SSA_NAME.
2682 2004-07-14 James E Wilson <wilson@specifixinc.com>
2685 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2686 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2688 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2690 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2691 Use alias set 0 for memory, do proper mode calculations and adjust
2692 address for memories.
2694 2004-07-14 Per Bothner <per@bothner.com>
2696 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2697 structure with extra column field.
2698 * tree.c (expand_location): Also fill in column field.
2699 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2700 gets confused by the two conditionally-compiled definitions.
2702 2004-07-14 Eric Christopher <echristo@redhat.com>
2704 * calls.c (expand_call): Fix typo in comment.
2706 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2708 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2709 comparision of TFmode.
2711 2004-07-14 Richard Henderson <rth@redhat.com>
2713 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2714 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2715 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2716 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2717 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2718 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2719 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2720 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2721 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2723 2004-07-14 Mike Stump <mrs@apple.com>
2725 * config/darwin.h (WINT_TYPE): Define to be int to match
2726 system header files.
2728 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2730 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2731 that must be passed in the stack.
2732 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2733 arguments if the size is not a constant.
2735 2004-07-14 Per Bothner <per@bothner.com>
2737 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2738 instead of EXPR_LOCUS in a boolean context, which is always true
2739 if --enable-mapped-location.
2740 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2742 2004-07-14 Richard Henderson <rth@redhat.com>
2744 * dominance.c (struct dom_info): Add fake_exit_edge.
2745 (init_dom_info): Allocate it.
2746 (free_dom_info): Free it.
2747 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2749 (calc_idoms): Honor fake_exit_edge.
2751 2004-07-13 Jason Merrill <jason@redhat.com>
2753 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2754 (rhs_test_for): New fn.
2755 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2756 * tree-gimple.h: Declare them.
2757 * gimplify.c (gimplify_modify_expr): Use the new fns.
2759 2004-07-14 Richard Henderson <rth@redhat.com>
2761 * config/arm/arm-protos.h (arm_va_arg): Remove.
2762 * config/arm/arm.c (arm_va_arg): Remove.
2763 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2764 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2766 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2768 * pa.c (fix_range): New function to mark a range(s) of registers as
2770 (override_options): Call fix_range if the -mfixed-range option string
2772 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2773 * doc/invoke.texi (-mfixed-range): Document new option.
2775 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2777 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2779 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2781 2004-07-14 Roger Sayle <roger@eyesopen.com>
2783 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2784 by a positive power of two, split out from expand_divmod. Provide
2785 an alternate implementation when shifts are expensive. Lower the
2786 threshold for using a branchless implementation to BRANCH_COST >= 2.
2787 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2789 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2791 * tree-dfa.c (make_rename_temp): *Really* work just
2792 like create_tmp_var if called while outside SSA form.
2794 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2796 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2797 for division by zero.
2798 ("umodsi3"): Likewise.
2800 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2802 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2803 force loads of negative constants to be split.
2804 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2805 Generalize SImode li/neg splitter to cope with other modes.
2807 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2809 * expmed.c: Remove more references to QUEUED in the comments.
2812 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2815 2004-07-13 Richard Henderson <rth@redhat.com>
2816 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2819 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2821 * tree-dfa.c (make_rename_temp): Work just like
2822 create_tmp_var if called while outside SSA form.
2824 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2826 * expr.c (enqueue_insn, finish_expr_for_function,
2827 protect_from_queue, queued_subexp_p, mark_queue,
2828 emit_insns_enqueued_after_mark, emit_queue,
2829 expand_increment): Remove.
2830 (store_constructor): Expand increment as an assignment.
2831 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2832 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2833 case POSTDECREMENT_EXPR>): Abort.
2834 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2835 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2836 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2837 * function.h (pending_chain, x_pending_chain): Remove.
2838 * rtl.def (QUEUED): Remove.
2840 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2841 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2842 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2843 encode_units_mask): Likewise.
2844 * local-alloc.c (equiv_init_varies_p): Likewise.
2845 * rtl.c (copy_rtx): Likewise.
2846 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2847 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2848 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2850 * builtins.c (expand_builtin, expand_builtin_apply,
2851 expand_builtin_mathfn, expand_builtin_mathfn_2,
2852 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2853 Remove calls to emit_queue and protect_from_queue.
2854 * calls.c (expand_call, precompute_arguments,
2855 precompute_register_parameters, rtx_for_function_call,
2856 store_one_arg): Likewise.
2857 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2858 * explow.c (memory_address): Likewise.
2859 * expmed.c (clear_by_pieces_1, clear_storage,
2860 clear_storage_via_libcall, emit_group_load,
2861 emit_group_store, emit_store_flag,
2862 expand_expr_real_1, store_by_pieces,
2863 store_constructor, store_expr, try_casesi,
2864 try_tablejump): Likewise.
2865 * function.c (expand_pending_sizes): Likewise.
2866 * optabs.c (emit_cmp_and_jump_insns,
2867 emit_conditional_add, emit_conditional_move,
2868 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2869 * stmt.c (emit_case_bit_tests,
2870 expand_asm_expr, expand_computed_goto,
2871 expand_decl_init, expand_end_case_type,
2872 expand_end_stmt_expr, expand_expr_stmt_value,
2873 expand_return, expand_start_case,
2874 optimize_tail_recursion): Likewise.
2875 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2876 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2878 2004-07-14 Ben Elliston <bje@au.ibm.com>
2880 * vec.h: Comment fix.
2882 2004-07-13 Richard Henderson <rth@redhat.com>
2884 * target.h (struct gcc_target): Add calls.pass_by_reference.
2885 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2886 * function.c (pass_by_reference): Use the hook.
2887 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2888 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2889 (hook_pass_by_reference_must_pass_in_stack): New.
2890 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2891 (alpha_pass_by_reference): New.
2892 (TARGET_PASS_BY_REFERENCE): New.
2893 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2894 * config/arc/arc.c (arc_pass_by_reference): New.
2895 (TARGET_PASS_BY_REFERENCE): New.
2896 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2897 (FUNCTION_ARG_CALLEE_COPIES): True.
2898 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2899 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2900 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2901 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2902 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2903 * config/cris/cris.c (cris_pass_by_reference): New.
2904 (TARGET_PASS_BY_REFERENCE): New.
2905 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2906 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2907 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2908 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2909 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2910 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2911 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2912 (frv_function_arg_pass_by_reference): Remove.
2913 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2914 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2915 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2916 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2917 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2918 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2919 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2920 (ia64_pass_by_reference): Rename from
2921 ia64_function_arg_pass_by_reference.
2922 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2923 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2924 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2925 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2926 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2927 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2928 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2929 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2930 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2931 (m32r_pass_by_reference): Adjust prototype. Make static.
2932 Handle mode sizes correctly.
2933 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2934 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2935 (m68hc11_function_arg_pass_by_reference): Remove.
2936 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2937 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2938 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2939 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2940 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2941 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2942 (mips_va_arg): Use pass_by_reference.
2943 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2944 Handle mode sizes correctly.
2945 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2946 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2947 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2948 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2949 (mmix_pass_by_reference): Rename from
2950 mmix_function_arg_pass_by_reference.
2951 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2952 (FUNCTION_ARG_CALLEE_COPIES): True.
2953 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2954 (mn10300_pass_by_reference): New.
2955 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2956 (FUNCTION_ARG_CALLEE_COPIES): True.
2957 * config/pa/pa.c (pa_pass_by_reference): New.
2958 (TARGET_PASS_BY_REFERENCE): New.
2959 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2960 (FUNCTION_ARG_CALLEE_COPIES): True.
2961 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2962 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2963 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2964 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2965 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2966 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2967 (s390_pass_by_reference): Rename from
2968 s390_function_arg_pass_by_reference.
2969 (s390_function_arg_advance): Don't query pass-by-ref.
2970 (s390_function_arg): Likewise.
2971 (s390_gimplify_va_arg): Use pass_by_reference.
2972 (s390_call_saved_register_used): Likewise.
2973 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2974 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2975 (shcompact_byref, sh_pass_by_reference): New.
2976 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2977 (SHCOMPACT_BYREF): Remove.
2978 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2979 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2980 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2981 (sparc_gimplify_va_arg): Use pass_by_reference.
2982 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2983 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2984 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2985 (v850_pass_by_reference): New.
2986 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2987 (FUNCTION_ARG_CALLEE_COPIES): True.
2988 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2989 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2991 2004-07-14 Richard Henderson <rth@redhat.com>
2992 Richard Sandiford <rsandifo@redhat.com>
2994 * config/mips/mips-protos.h (mips_va_arg): Delete.
2995 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2996 * config/mips/mips.c: Include tree-gimple.h.
2997 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2998 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2999 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3000 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3002 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3004 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3005 arguments for COND_EXPR in big-endian adjustment code.
3007 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3009 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3010 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3011 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3012 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3014 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3016 PR tree-optimization/16443
3017 * tree-ssa-alias.c: Add more description for
3018 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3019 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3020 clobbering of call-clobbered and addressable variables. If
3021 there are any before aliases have been computed, add them.
3023 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3025 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3028 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3030 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3031 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3034 2004-07-13 Per Bothner <per@bothner.com>
3036 * collect2.c (main): Handle --no-demangle and --demangle flags.
3038 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3040 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3041 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3042 (tree-data-ref.o): New rule.
3043 * lambda.h: New file.
3044 * tree-data-ref.c: New file.
3045 * tree-data-ref.h: New file.
3046 * tree.c (int_cst_value, tree_fold_gcd): New functions.
3047 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3049 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3052 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3053 * config/sparc/sparc.c (output_ubranch): New function.
3054 * config/sparc/sparc.md (jump pattern): Use it.
3056 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3059 * config/sparc/sparc.c (output_cbranch): Properly guard
3060 the code handling far branches with TARGET_V9.
3061 * config/sparc/sparc.md (length attribute): Document the
3062 side-effect of having a length greater or equal to 3.
3064 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3065 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
3068 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3069 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3071 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3072 Martin Sebor <sebor@roguewave.com>
3075 * doc/invoke.texi (SPARC options): Document -threads
3076 and -pthreads on Solaris.
3078 2004-07-13 Richard Henderson <rth@redhat.com>
3080 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3082 (ind_gimplify_va_arg_expr): Remove.
3083 * tree.h (ind_gimplify_va_arg_expr): Remove.
3084 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3085 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3088 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3089 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3090 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3091 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3092 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3094 2004-07-13 Richard Henderson <rth@redhat.com>
3096 * function.c (pass_by_reference): New.
3097 (assign_parm_find_data_types): Use it.
3098 * calls.c (initialize_argument_information): Likewise.
3099 (emit_library_call_value_1): Likewise.
3100 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3101 * function.h (pass_by_reference): Declare.
3103 2004-07-13 Richard Henderson <rth@redhat.com>
3105 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3106 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3107 * expr.h (MUST_PASS_IN_STACK): Remove.
3108 * system.h (MUST_PASS_IN_STACK): Poison.
3109 * tree.h (must_pass_in_stack_var_size): Declare.
3110 (must_pass_in_stack_var_size_or_pad): Declare.
3111 * calls.c (must_pass_in_stack_var_size): New.
3112 (must_pass_in_stack_var_size_or_pad): Rename from
3113 default_must_pass_in_stack.
3114 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3115 (TARGET_MUST_PASS_IN_STACK): New.
3116 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3117 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3118 (TARGET_MUST_PASS_IN_STACK): New.
3119 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3120 * config/frv/frv.c (frv_must_pass_in_stack): New.
3121 (TARGET_MUST_PASS_IN_STACK): New.
3122 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3123 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3124 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3125 (ix86_must_pass_in_stack): Make static.
3126 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3127 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3128 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3129 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3130 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3131 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3132 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3133 (mcore_must_pass_on_stack): Remove.
3134 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3135 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3136 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3137 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3138 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3139 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3140 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3141 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3142 (TARGET_MUST_PASS_IN_STACK): New.
3143 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3144 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3145 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3146 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3147 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3148 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3149 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3152 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3153 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3154 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3155 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3156 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3157 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3158 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3159 config/xtensa/xtensa.c: Use target hook.
3161 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
3163 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3164 * configure: Rebuilt.
3166 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3168 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3169 * config/mips/mips.h (mips_reg_names): Don't declare.
3170 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
3171 (TARGET_NAME_REGS): Delete.
3172 (TARGET_SWITCHES): Remove -mrnames.
3173 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3174 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3176 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3177 (override_options): Remove handling of TARGET_NAME_REGS.
3179 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3181 * config/mips/mips.h (TARGET_*): Boolify.
3183 2004-07-12 Nick Clifton <nickc@redhat.com>
3185 * config.gcc: Add sh-*-symbianelf target.
3186 * config/sh/sh.c: Add new target macros:
3187 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3188 TARGET_CXX_IMPORT_EXPORT_CLASS.
3189 (sh_file_start): Create a definition of the .directive section.
3190 (sh_attribute): Add dllimport and dllexport attributes.
3191 * config/sh/symbian-pre.h: New file.
3192 * config/sh/symbian-post.h: New file.
3193 * config/sh/symbian.c: New file. Contains Symbian specific
3195 * config/sh/sh-protos.h: Add prototypes for new functions
3196 provided by symbian.c.
3197 * config/sh/t-symbian: New file.
3198 * doc/extend.texi: Document support for dllimport and dllexport
3199 attributes by the sh-symbianelf target.
3201 2004-07-12 James E Wilson <wilson@specifixinc.com>
3203 * Makefile.in (AR): Use @AR@ not ar.
3205 (AR_FOR_TARGET): Use $(AR) not ar for native.
3206 (NM_FOR_TARGET): Use $(NM) not nm for native.
3207 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3208 * configure: Regenerate.
3210 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3212 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3214 (ashldi3_sp64): Likewise.
3216 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3219 * pa.c (function_arg): Update comment.
3220 * pa.h (BLOCK_REG_PADDING): Define.
3222 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3224 PR tree-optimization/16461
3225 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3226 arguments of phi nodes.
3228 2004-07-12 Devang Patel <dpatel@apple.com>
3230 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3232 2004-07-12 Steve Ellcey <sje@cup.hp.com>
3234 * function.c (expand_function_start): Ensure r_save is in Pmode.
3235 * calls.c (prepare_call_address): Ensure static_chain_value is
3237 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3238 r_save_area are in Pmode.
3239 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3240 fnaddr, and static_chain are in Pmode.
3242 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3245 * config/ia64/ia64.c (bundling): Don't count ignored insns.
3247 2004-07-12 Richard Henderson <rth@redhat.com>
3249 * target.h (struct gcc_target): Move gimplify_va_arg_expr
3250 next to build_builtin_va_list.
3251 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3252 * builtins.c (gimplify_va_arg_expr): Likewise.
3253 * gimplify.c (copy_if_shared_r): Likewise.
3255 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
3257 * passes.c (rest_of_decl_compilation): Don't defer call of
3258 assemble_variable if its DECL_RTL is already set.
3260 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
3262 * cfgloop.h (struct loop): Add nb_iterations field.
3263 (current_loops): Declare.
3264 * tree-chrec.c (chrec_not_analyzed_yet,
3265 chrec_dont_know, chrec_known, count_ev_in_wider_type,
3266 chrec_contains_symbols_defined_in_loop): Remove the temporary
3268 * tree-flow-inline.h (loop_containing_stmt): New function.
3269 * tree-scalar-evolution.c: Add implementation.
3270 * tree-scalar-evolution.h: Add declarations.
3272 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3274 PR rtl-optimization/15921
3275 * Makefile.in (global.o): Add recog.h.
3277 * global.c (recog.h): Add the include-clause.
3278 (bb_info): New member earlyclobber.
3279 (allocate_bb_info, free_bb_info): Initialize/finish the new
3281 (earlyclobber_regclass, earlyclobber_regclass_length): The new
3283 (check_earlyclobber, regclass_intersect,
3284 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3286 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3287 (make_accurate_live_analysis): Modify pavin.
3289 2004-07-12 Diego Novillo <dnovillo@redhat.com>
3291 * tree-cfg.c (find_taken_edge): Statically compute the truth
3292 value of a predicate comparing an SSA_NAME to itself.
3294 2004-07-12 Roger Sayle <roger@eyesopen.com>
3296 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3297 rs6000 doesn't have shift-and-add or shift-and-sub instructions
3298 by returning the cost of a multiplication plus an addition.
3300 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
3302 PR tree-optimization/14107
3303 * gimplify.c (gimplify_return_expr): Accept a
3304 RETURN_EXPR with an error argument.
3305 * tree-optimize.c (init_tree_optimization_passes):
3306 Run pass_warn_function_return at -O0.
3308 2004-07-12 Roger Sayle <roger@eyesopen.com>
3310 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3313 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
3315 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3316 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3317 * config/mips/3000.md: Add copyright notice. Remove automota and
3318 function units; use generic ones instead. Only define reservations
3319 for things that are different from generic.md. Extend each clause
3321 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3322 * config/mips/mips.md: Include them. Remove define_function_units.
3323 (alu, imuldiv): New automata and units.
3325 2004-07-12 Ben Elliston <bje@au.ibm.com>
3327 * doc/invoke.texi (Optimize Options): Document -frename-registers
3328 not being enabled by default at -O3.
3330 2004-07-11 Roger Sayle <roger@eyesopen.com>
3332 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3333 floating point additions, to keep real immediate constant positive.
3334 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
3335 into X + C, and leave positive real constants as X - C.
3337 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3339 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3341 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3343 PR tree-optimization/15654
3344 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3346 2004-07-11 Roger Sayle <roger@eyesopen.com>
3348 * builtins.c (fold_builtin_fputs): Don't bother converting the
3349 return type to integer_type_node, as we've already checked that
3350 the result will be ignored.
3352 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3353 that signed addition, subtraction, multiplication, division,
3354 remainder, negation and absolute value may potentially trap.
3356 * fold-const.c (fold_ignored_result): New function to strip
3357 non-side-effecting tree nodes from an expression whose result
3359 (fold_convert): Call fold_ignored_result when casting a value
3361 (omit_one_operand): Call fold_ignored_result on the "omitted"
3362 operand when building a COMPOUND_EXPR.
3363 (pedantic_omit_one_operand): Likewise.
3364 * tree.h (fold_ignored_result): Prototype here.
3365 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3366 when we're going to ignore the result.
3368 2004-07-11 Richard Henderson <rth@redhat.com>
3371 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3372 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3373 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3374 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3375 (sra_elt_eq): Use fields_compatible_p.
3376 (generate_one_element_ref): Use find_compatible_field.
3378 2004-07-11 Richard Henderson <rth@redhat.com>
3381 * tree-sra.c (generate_one_element_init): New.
3382 (generate_element_init): Use it.
3383 (scalarize_init): Push/pop gimplify context around it.
3384 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3385 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3387 2004-07-11 Roger Sayle <roger@eyesopen.com>
3389 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3390 combine.c's combine_insn_cost.
3391 * rtl.h (insn_rtx_cost): Prototype here.
3392 * combine.c (combine_insn_cost): Delete function.
3393 (combine_validate_cost): Update callers of combine_insn_cost to
3394 call insn_rtx_cost instead.
3395 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3396 requesting the rtx_cost of call and/or jump instructions.
3398 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3399 rtx_cost directly. Don't request/use the cost of call or jump
3400 instructions. Return -1 if the cost of any instruction can't be
3401 determined (or the BB contains a function call).
3402 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3403 -1 (i.e. can't determine the cost of any instruction or the basic
3404 block contains a subroutine call).
3405 (find_if_case_2): Likewise.
3407 2004-07-11 Roger Sayle <roger@eyesopen.com>
3409 * rs6000.c (struct processor_costs): Change semantics of fields to
3410 include the COST_N_INSNS scaling, and update all initializers.
3411 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3412 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3413 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3414 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3416 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3418 * LANGUAGES: Remove obsolete information.
3420 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3422 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3423 SIGBUS signal frames, the PSW address points *to* the faulting
3424 instruction, not after it.
3426 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3428 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3429 added to TLS symbol addresses.
3431 2004-07-11 Richard Henderson <rth@redhat.com>
3433 * expmed.c (init_expmed): Use stack-local structures for
3434 temporary rtl. Don't recognize shifts.
3436 2004-07-11 Richard Henderson <rth@redhat.com>
3438 * expr.c (store_expr): Don't fiddle subreg promotion for types
3439 with precision smaller than the mode.
3441 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3443 * tree.h (all_types_permanent): Remove.
3445 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3447 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3448 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3449 * langhooks.c (lhd_clear_binding_stack): Remove.
3450 * langhooks-def.h (lhd_clear_binding_stack,
3451 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3452 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3453 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3454 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3455 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3456 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3457 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3458 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3459 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3460 * tree.h (poplevel): Don't declare.
3461 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3462 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3463 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3464 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3467 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3469 PR tree-optimization/16437
3470 * c-common.c (shorten_compare): Don't mark result of conversion to
3471 narrower signed type as overflowing.
3472 * fold-const.c (decode_field_reference): Determine whether
3473 signedness comes from outer type using precision rather than size.
3475 2004-07-11 Phil Edwards <phil@codesourcery.com>
3477 * configure.ac: Alphabetize --enable-checking list, add
3478 missing valgrind entry.
3479 * configure: Regenerate.
3481 2004-07-11 Phil Edwards <phil@codesourcery.com>
3483 * doc/install.texi (Testing): Fix syntax in "make check" example.
3485 2004-07-10 James E Wilson <wilson@specifixinc.com>
3487 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3489 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3491 PR rtl-optimization/16001
3492 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3495 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3497 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3499 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3500 James Morrison <phython@gcc.gnu.org>
3502 * doc/contrib.texi (Contributors): Add gfortran contributors and
3503 fix a couple of typos.
3505 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3507 PR rtl-optimization/15387
3508 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3509 to incoming args space correctly.
3511 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3513 * pa.c (output_indirect_call): Only use %r2 as the link register in
3514 indirect calls with the long PA 2.0 pc-relative branch.
3516 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3518 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3519 for the default tuning if TARGET_64BIT.
3521 2004-07-10 Richard Henderson <rth@redhat.com>
3523 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3524 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3526 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3528 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3529 * expmed.c (store_bit_field, extract_bit_field): Remove last
3531 * builtins.c (expand_builtin_signbit): Adjust callers.
3532 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3533 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3534 * ifcvt.c (noce_emit_move_insn): Likewise.
3535 * stmt.c (expand_return): Likewise.
3536 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3537 store_field, expand_expr_real_1): Likewise.
3539 2004-07-10 Richard Henderson <rth@redhat.com>
3541 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3543 2004-07-09 Mike Stump <mrs@apple.com>
3545 * config/darwin.c (no_dead_strip): Add.
3546 (HAVE_DEAD_STRIP): Add.
3547 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3550 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3552 * tree-ssa-loop-im.c: New file.
3553 * Makefile.in (tree-ssa-loop-im.o): Add.
3554 * cfgloop.c (superloop_at_depth): New function.
3555 * cfgloop.h (superloop_at_depth): Declare.
3556 * common.opt (ftree-lim): New flag.
3557 * expr.c (array_ref_up_bound): New function.
3558 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3559 * timevar.def (TV_LIM): New timevar.
3560 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3561 computing immediate uses of a phi node.
3562 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3563 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3564 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3565 * tree-pass.h (pass_lim): Declare.
3566 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3568 (pass_lim): New pass structure.
3569 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3570 * tree.c (in_array_bounds_p): New function.
3571 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3572 (in_array_bounds_p, array_ref_up_bound): Declare.
3573 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3574 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3576 2004-07-09 Richard Henderson <rth@redhat.com>
3578 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3580 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3583 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3585 * flags.h: Delete redundant prototypes that are being generated
3586 in options.h from common.opt.
3587 * common.opt: Add in the expository comments formerly in flags.h.
3589 2004-07-09 Jan Beulich <jbeulich@novell.com>
3591 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3592 available for use only when TARGET_MMX/_SSE is set, and check for
3593 variable argument function if any register count is non-zero.
3594 (function_arg): Correctly suppress repeated warnings for passing SSE
3595 vectors are arguments without SSE enabled.
3596 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3597 would be SSE register modes does no longer influence the alignment.
3599 2004-07-09 Richard Henderson <rth@redhat.com>
3601 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3602 Always align upward to arg boundary. Use size_in_bytes/round_up.
3603 Maintain type-correctness of constants.
3604 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3606 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3608 * config/sparc/sparc.c (*_costs): Scale instruction costs
3610 (sparc_rtx_costs): Adjust as appropriate.
3612 2004-07-09 Jan Beulich <jbeulich@novell.com>
3614 * config/i386/mm3dnow.h: New.
3615 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3617 2004-07-09 Richard Henderson <rth@redhat.com>
3619 * simplify-rtx.c (simplify_const_relational_operation): Only
3620 look at bounds of scalar integers.
3622 2004-07-09 Jan Beulich <jbeulich@novell.com>
3624 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3626 2004-07-09 Andrew Pinski <apinski@apple.com>
3628 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3630 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3631 UOBJC_METACLASS_decl.
3633 2004-07-09 James E Wilson <wilson@specifixinc.com>
3636 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3637 do return a parallel if hfa_mode == XFmode and mode == TImode.
3639 2004-07-09 Jan Beulich <jbeulich@novell.com>
3641 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3642 permissible for unary plus.
3644 2004-07-09 Jan Beulich <jbeulich@novell.com>
3646 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3647 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3648 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3649 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3650 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3651 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3652 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3653 (BUILTIN_xxxIMAX): New.
3654 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3655 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3656 BUILT_IN_PARITYIMAX.
3658 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3660 * config/sparc/sparc.h (processor_costs): Define.
3661 (sparc_costs): Declare.
3662 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3663 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3664 ultrasparc3_costs): New.
3665 (sparc_override_options): Set sparc_costs as appropriate.
3666 (sparc_rtx_costs): Use sparc_costs instead of messy
3669 2004-07-09 Steven Bosscher <stevenb@suse.de>
3671 * doc/md.texi (Processor pipeline description): Mention that
3672 the old pipeline description is deprecated.
3674 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3675 mciu_7450 function unit to...
3676 (automaton ppc7450mciu): ...new automaton.
3678 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3679 (schedule_block): Don't consider inserting bubbles.
3680 (sched_init): Don't initialize DFA bubbles.
3681 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3682 TARGET_SCHED_DFA_BUBBLE): Remove.
3683 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3684 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3685 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3687 * stmt.c (conditional_context): Remove prototype.
3688 * tree.h (conditional_context): Remove.
3689 * tree-cfg.c (pre_insert_on_edge): Remove.
3691 * c-common.h (c_expand_asm_operands): Remove prototype.
3692 * c-typeck.c (c_expand_asm_operands): Remove.
3694 2004-07-09 Jan Beulich <jbeulich@novell.com>
3696 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3697 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3698 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3699 and V8QI are class SSE. All sufficiently small remaining vector modes
3700 must be passed in one or two integer registers.
3701 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3703 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3704 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3705 and must thus be handled explicitly.
3706 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3708 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3709 movv2sf_internal): Permit moving between MMX and XMM registers (since
3710 MMX areguments and return values are passed in XMM registers).
3711 (sse2_umulsidi3): Correct type and mode.
3713 2004-07-09 Richard Henderson <rth@redhat.com>
3715 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3717 2004-07-09 Eric Christopher <echristo@redhat.com>
3719 * config/rs6000/40x.md: Split into two automatons.
3721 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3722 Andrew Pinski <apinski@apple.com>
3724 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3725 on when we have more than one input file.
3726 (c_common_parse_file): Restore loop over all input files.
3727 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3729 * c-decl.c (set_type_context): New function.
3730 (pop_scope): Use it to set context of types. When we
3731 encounter a TYPE_DECL, set the context of the attached type too.
3732 (pop_file_scope): Don't call cpp_undef_all here.
3733 (diagnose_mismatched_decls): Do not complain about a second
3734 definition of an 'extern inline' function if it's not in the
3735 same translation unit. Do not complain about inline
3736 declaration after use if the use was in a different
3738 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3739 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3741 (pushdecl_top_level): Likewise.
3742 (grokdeclarator): Clarify what is going on with setting
3743 DECL_EXTERNAL on function types, a little.
3744 (c_write_global_declarations): Don't do anything if
3745 -fsyntax-only or errors have been encountered.
3747 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3749 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3751 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3754 * pa.c (output_indirect_call): Use %r2 as the link register when
3755 calling $$dyncall with a pc-relative branch.
3757 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3759 * doc/install.texi (Binaries): Mention OpenPKG.
3761 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3763 Fix PR tree-optimization/15555
3764 * tree-dfa.c (dump_variable): If the variable is a pointer
3765 SSA_NAME, also dump its points-to information.
3766 * tree-flow.h (struct ptr_info_def): Add field
3768 (dump_points_to_info_for): Declare.
3769 (debug_points_to_info_for): Declare.
3770 * tree-optimize.c (init_tree_optimization_passes): Add a
3771 second alias analysis pass after DOM2.
3772 Move pass_del_pta to a later spot.
3773 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3774 create a name tags when we find a dereferenced pointer. Just
3775 mark the pointer dereferenced.
3776 (collect_points_to_info_for): Move code to clear points-to
3777 information to create_name_tags.
3778 (create_name_tags): New function.
3779 (compute_flow_sensitive_aliasing): Call it.
3780 (setup_pointers_and_addressables): Mark type tags for renaming
3782 (create_memory_tag): ... here.
3783 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3784 (dump_points_to_info_for): Declare extern.
3785 (debug_points_to_info_for): New function.
3787 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3789 * config/arc/arc.md: Switch to DFA-based scheduler description.
3790 * config/arc/arc.c: Switch to DFA-based scheduler description.
3792 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3794 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3797 2004-07-09 Richard Henderson <rth@redhat.com>
3799 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3800 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3801 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3802 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3804 * config/v850/v850-protos.h (v850_va_arg): Remove.
3805 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3806 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3807 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3808 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3809 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3811 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3814 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3815 and DImode to use +/-4k offset.
3817 2004-07-09 Richard Henderson <rth@redhat.com>
3819 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3821 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3822 (xstormy16_gimplify_va_arg_expr): Rewrite from
3823 xstormy16_expand_builtin_va_arg.
3824 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3826 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3827 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3829 * config/sh/sh-protos.h (sh_va_arg): Remove.
3830 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3831 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3832 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3834 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3835 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3836 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3837 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3839 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3840 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3841 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3842 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3844 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3846 * config/sparc/sparc.md (return): Rewrite length formula.
3847 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3848 argument to final_scan_insn when in a delay slot.
3849 (output_sibcall): Likewise.
3851 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3853 * arm.c (arm_cpp_interwork): New variable.
3854 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3856 * arm.h (arm_cpp_interwork): Declare it.
3857 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3858 __THUMB_INTERWORK__ in the preprocessor.
3860 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3862 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3864 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3868 Override default settings to account for -m32 and -m64.
3870 2004-07-08 Randolph Chung <tausq@debian.org>
3872 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3874 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3876 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3877 before comparing it as such.
3879 2004-07-08 Richard Henderson <rth@redhat.com>
3881 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3882 temporary. Use bit arithmetic to align.
3884 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3886 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3887 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3888 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3889 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3890 add_labels_and_missing_jumps, find_jump_block,
3891 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3893 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3894 link_btr_uses, move_btr_def): Likewise.
3895 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3896 expand_builtin_expect_jump): Likewise.
3897 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3898 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3899 * cfganal.c (forwarder_block_p): Likewise.
3900 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3901 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3902 find_bb_boundaries): Likewise.
3903 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3904 merge_blocks_move_predecessor_nojumps,
3905 merge_blocks_move_successor_nojumps, insns_match_p,
3906 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3907 try_optimize_cfg): Likewise.
3908 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3909 * cfglayout.c (skip_insns_after_block, label_for_bb,
3910 record_effective_endpoints, insn_locators_initialize,
3911 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3912 * cfgmainloop.c (create_loop_notes): Likewise.
3913 * cfgrtl.c (delete_insn, delete_insn_chain,
3914 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3915 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3916 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3917 redirect_branch_edge, force_nonfallthru_and_redirect,
3918 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3919 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3920 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3921 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3922 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3923 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3924 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3925 * combine.c (combine_instructions, can_combine_p, try_combine,
3926 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3927 distribute_notes, distribute_links, insn_cuid): Likewise.
3928 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3929 invalidate_skipped_block, cse_set_around_loop,
3930 cse_end_of_basic_block, cse_main, cse_basic_block,
3931 cse_condition_code_reg): Likewise.
3932 * cselib.c (cselib_process_insn): Likewise.
3933 * ddg.c (create_ddg): Likewise.
3934 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3936 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3937 gen_label_die, dwarf2out_var_location): Likewise.
3938 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3939 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3940 last_call_insn, active_insn_p, next_label, prev_label,
3941 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3942 add_insn_before, remove_insn, add_function_usage_to,
3943 reorder_insns, find_line_note, remove_unnecessary_notes,
3944 emit_insn_after_1, classify_insn): Likewise.
3945 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3946 connect_post_landing_pads, sjlj_mark_call_sites,
3947 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3948 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3949 convert_to_eh_region_ranges): Likewise.
3950 * explow.c (optimize_save_area_alloca): Likewise.
3951 * expr.c (expand_expr_real): Likewise.
3952 * final.c (insn_current_reference_address, compute_alignments,
3953 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3954 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3955 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3956 propagate_block_delete_insn, propagate_one_insn,
3957 init_propagate_block_info, propagate_block, libcall_dead_p,
3958 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3960 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3961 expand_function_start, expand_function_end, contains,
3962 thread_prologue_and_epilogue_insns,
3963 reposition_prologue_and_epilogue_notes): Likewise.
3964 * gcse.c (constprop_register, bypass_conditional_jumps,
3965 insert_insn_end_bb, gcse_after_reload): Likewise.
3966 * genemit.c (gen_expand, gen_split): Likewise.
3967 * genpeep.c (gen_peephole, main): Likewise.
3968 * global.c (build_insn_chain): Likewise.
3969 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3970 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3971 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3972 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3973 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3974 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3975 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3976 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3977 dead_or_predicable): Likewise.
3978 * integrate.c (try_constants): Likewise.
3979 * jump.c (rebuild_jump_labels, cleanup_barriers,
3980 purge_line_number_notes, init_label_info, mark_all_labels,
3981 squeeze_notes, get_label_before, get_label_after,
3982 reversed_comparison_code_parts, simplejump_p, pc_set,
3983 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3984 delete_barrier, delete_prior_computation, delete_computation,
3985 delete_related_insns, delete_for_peephole, redirect_jump):
3987 * lcm.c (optimize_mode_switching): Likewise.
3988 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3990 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3991 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3992 * loop-iv.c (simplify_using_assignment): Likewise.
3993 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3994 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3995 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3996 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3997 check_insn_for_givs, check_final_value, update_giv_derive,
3998 basic_induction_var, product_cheap_p, check_dbra_loop,
3999 loop_insn_first_p, last_use_this_basic_block,
4000 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4001 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4002 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4003 sms_schedule_by_order): Likewise.
4004 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4005 * postreload.c (reload_cse_simplify_operands, reload_combine,
4006 reload_cse_move2add): Likewise.
4007 * predict.c (can_predict_insn_p, estimate_probability,
4008 expected_value_to_br_prob, process_note_predictions): Likewise.
4009 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4010 * profile.c (branch_prob): Likewise.
4011 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4012 detect_webs_set_in_cond_jump): Likewise.
4013 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4014 ra_print_rtl_with_bb): Likewise.
4015 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4016 * recog.c (next_insn_tests_no_inequality, find_single_use,
4017 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4018 * reg-stack.c (next_flags_user, record_label_references,
4019 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4020 compensate_edge, convert_regs_1): Likewise.
4021 * regclass.c (scan_one_insn): Likewise.
4022 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4023 regmove_optimize, fixup_match_1, single_set_for_csa,
4024 combine_stack_adjustments_for_block): Likewise.
4025 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4026 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4027 find_equiv_reg): Likewise.
4028 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4029 reload_as_needed, emit_input_reload_insns, do_output_reload,
4030 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4032 * reorg.c (find_end_label, emit_delay_sequence,
4033 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4034 get_jump_flags, rare_destination, mostly_true_jump,
4035 try_merge_delay_insns, redundant_insn, own_thread_p,
4036 fill_simple_delay_slots, fill_slots_from_thread,
4037 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4038 dbr_schedule): Likewise.
4039 * resource.c (find_basic_block, next_insn_no_annul,
4040 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4041 * rtl.h (RTX_PREV): Likewise.
4042 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4043 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4044 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4045 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4046 tablejump_p, computed_jump_p, insns_safe_to_move_p,
4047 find_first_parameter_load, can_hoist_insn_p): Likewise.
4048 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4049 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4050 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4051 schedule_ebbs): Likewise.
4052 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4053 is_conditionally_protected, can_schedule_ready_p,
4054 add_branch_dependences, debug_dependencies): Likewise.
4055 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4057 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4058 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4059 set_dominates_use, ujump_to_loop_cont): Likewise.
4060 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4061 * varasm.c (output_constant_pool_1): Likewise.
4063 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4065 * tree-scalar-evolution.c: New file.
4066 * tree-scalar-evolution.h: New file.
4067 * tree-ssa-loop-niter.c: New file.
4068 * Makefile.in (SCEV_H): New.
4069 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4070 * cfgloop.h (struct loop): Add bounds field.
4071 * tree-flow.h (struct tree_niter_desc): New type.
4072 (number_of_iterations_cond, number_of_iterations_exit,
4073 loop_niter_by_eval, find_loop_niter_by_eval,
4074 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4075 free_numbers_of_iterations_estimates): Declare.
4076 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4077 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4078 * doc/invoke.texi (max-iterations-to-track): Document.
4080 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
4082 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4083 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4084 (MODE_AFTER): Add cast appropriately.
4085 * config/sh/sh.md (movdi splitter): Likewise.
4086 (casesi_worker_2): Add const qualifier appropriately.
4087 (eh_return): Remove unused variable.
4088 (insv): Initialize v;
4090 2004-07-08 Richard Henderson <rth@redhat.com>
4092 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4093 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4094 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4095 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4096 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4098 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4099 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4100 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4101 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4103 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4104 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4105 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4106 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4108 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4109 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4110 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4111 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4113 * config/i860/i860-protos.h (i860_va_arg): Remove.
4114 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4115 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4116 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4118 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4120 * system.h: Prototype getpagesize if missing.
4121 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4122 * configure: Regenerate.
4123 * config.in: Regenerate.
4125 2004-07-08 Richard Henderson <rth@redhat.com>
4127 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4128 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4129 (fr30_gimplify_va_arg_expr): New.
4130 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4131 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4133 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
4136 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4137 of asm_noperands result.
4139 2004-07-08 Richard Henderson <rth@redhat.com>
4141 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4142 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4143 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4144 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
4146 2004-07-08 Richard Henderson <rth@redhat.com>
4148 * builtins.c (ind_gimplify_va_arg_expr): New.
4149 * tree.h (ind_gimplify_va_arg_expr): Declare.
4150 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4152 2004-07-08 Jan Beulich <jbeulich@novell.com>
4154 * expmed.c (extract_bit_field): Correct condition to use vec_extract
4155 patterns also on vector elements other than the first one.
4156 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4159 2004-07-08 Geoffrey Keating <geoffk@apple.com>
4161 * config/rs6000/darwin-ldouble.c: Correct reference
4162 to the Linnainmaa paper.
4164 2004-07-08 Richard Henderson <rth@redhat.com>
4166 * config/arc/arc-protos.h (arc_va_arg): Remove.
4167 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4168 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4169 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4171 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4172 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4173 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4174 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4176 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4178 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4180 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4182 * c-decl.c (static_ctors, static_dtors): Make static.
4183 (pop_file_scope): Call c_common_write_pch and
4184 cgraph_finalize_compilation_unit here.
4185 (build_cdtor): Moved here from c-objc-common.c; simplify.
4186 (c_write_global_declarations_1): Clarify comment.
4187 (c_write_global_declarations): Close the external scope before
4188 doing anything else. Call build_cdtor, cgraph_optimize, and
4189 mudflap_finish_file here.
4190 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4192 * c-objc-common.c: No need to include cgraph.h.
4193 (build_cdtor): Moved to c-decl.c.
4194 (c_objc_common_finish_file): Delete.
4195 * c-tree.h: Update to match.
4196 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4197 (generate_static_references): Set TREE_USED before calling finish_decl.
4198 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
4199 on the static_instances_decl.
4201 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4203 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4204 decls when there is only one input translation unit.
4205 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4206 change of 2004-07-05; do not treat declarations with
4207 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4208 * opts.c (cur_in_fname): Delete.
4210 * tree.c: Revert changes of 2004-07-05; no special treatment
4211 for TRANSLATION_UNIT_DECLs.
4212 * Makefile.in (tree.o): Update dependencies.
4214 2004-07-08 Roger Sayle <roger@eyesopen.com>
4216 * builtins.c (fold_builtin_strcpy): Merge functionality from
4217 simplify_builtin_strcpy. Add additional len argument. No longer
4218 static. Remove function prototype.
4219 (fold_builtin_strncpy): Likewise integrate functionality from
4220 simplify_builtin_strncpy. Add additional slen argument. No
4221 longer static. Remove function prototype.
4222 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4223 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
4224 types of "ignore" and "unlocked" parameters to bool.
4225 (fold_builtin_1): Add additional ignore argument. Call renamed
4226 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4227 builtins. Update arguments to fold_builtin_strncpy and
4228 fold_builtin_strcpy. Add function prototype.
4229 (fold_builtin): Add additional Boolean ignore argument to pass
4231 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4232 and fold_builtin_strncpy instead of simplify_builtin_fputs,
4233 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4235 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4236 simplify_builtin_strncpy): Delete function prototypes.
4237 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4238 fold_builtin_strncpy): Add function prototypes here.
4239 (fold_builtin): Update function prototype with new "bool ignore".
4241 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4242 (ccp_fold_builtin): Update call to fold_builtin. Call
4243 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4244 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4245 simplify_builtin_strncpy respectively.
4246 * fold-const.c (fold): Update call to fold_builtin.
4248 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4250 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4253 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4254 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4255 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4256 * calls.c: Remove ifdefs of macros above.
4257 * functions.c: Likewise.
4260 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4262 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4263 (arch attribute): Delete.
4264 (current_function_calls_alloca attribute): Rename into calls_alloca.
4265 (calls_eh_return): New attribute.
4266 (leaf_function): Likewise.
4267 (length attribute): Fix formula for sibcalls.
4268 (return insn): Correctly compute the 'length' attribute.
4269 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
4271 2004-07-08 Richard Henderson <rth@redhat.com>
4273 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
4274 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
4275 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
4276 * tree-eh.c (lower_eh_constructs_1): Likewise.
4277 * tree-sra.c (sra_walk_modify_expr): Likewise.
4278 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4279 (eliminate_unnecessary_stmts): Likewise.
4280 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4281 * tree-tailcall.c (optimize_tail_call): Likewise.
4282 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
4284 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4285 Jakub Jelinek <jakub@redhat.com>
4287 * config/i386/i386.c (override_options): Enable
4288 SSE prefetches with -mtune, as long as we are
4289 compiling for i686 or higher. All i686 processors
4290 accept SSE prefetches as NOPS, some i586's don't.
4292 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4295 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
4297 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4299 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
4300 the handling of clobbering ASM_EXPRs.
4302 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4305 * config/sparc/sparc.c (function_value): In 64-bit mode,
4306 return the aggregates larger than 16 bytes like unions.
4308 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4311 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
4312 'temp' is zero, generate new pseudos as needed and emit the
4313 sequence of insns in single-assignment form. Resync comments
4315 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
4316 function before reload.
4318 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
4320 * vec.c (vec_assert_fail): Remove duplicate 'function'.
4322 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
4324 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
4325 Allocation is signed.
4326 (VEC_reserve): Return flag, allocation is signed.
4328 2004-07-08 Richard Henderson <rth@redhat.com>
4330 * tree-ssa-ccp.c (fold_stmt): Get type directly from
4331 OBJ_TYPE_REF_OBJECT.
4333 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
4334 Neil Booth <neil@daikokuya.co.uk>
4338 * c-decl.c (finish_struct): Ensure bit-fields are given the
4340 * c-common.c (c_common_signed_or_unsigned_type): For C, require
4341 the precision to match as well as the mode.
4342 * expr.c (reduce_to_bit_field_precision): New function.
4343 (expand_expr_real_1): Reduce expressions of bit-field type to
4345 * langhooks.h (reduce_bit_field_operations): New hook.
4346 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4348 * c-lang.c, objc/objc-lang.c
4349 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4350 * objc/objc-act.c (check_ivars): Convert types to bit-field types
4352 * tree.c (build_nonstandard_integer_type): New function.
4353 * tree.h (build_nonstandard_integer_type): New prototype.
4354 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4355 conversions between integer and boolean types as useless.
4357 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4359 * c-common.c (c_common_nodes_and_builtins): Do not
4360 create __builtin_ptrdiff_t and __builtin_size_t.
4362 2004-07-08 Andrew Pinski <apinski@apple.com>
4364 * Makefile.in (libbackend.o): Add -combine to the gcc
4367 2004-07-08 Nick Clifton <nickc@redhat.com>
4369 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4372 2004-07-08 Richard Henderson <rth@redhat.com>
4374 * except.c (expand_eh_region_start, expand_eh_region_end,
4375 expand_eh_handler, expand_eh_region_end_cleanup,
4376 expand_start_all_catch, expand_start_catch, expand_end_catch,
4377 expand_end_all_catch, expand_eh_region_end_allowed,
4378 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4379 expand_eh_region_end_fixup): Remove.
4380 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4381 cleanups, outer_cleanups, label_chain, exception_region.
4382 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4383 (struct label_chain): Remove.
4384 (struct stmt_status): Remove x_stack_block_stack.
4385 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4386 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4387 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4388 end_cleanup_deferral, last_cleanup_this_contour,
4389 containing_blocks_have_cleanups_or_stack_level,
4390 any_pending_cleanups): Remove.
4391 (expand_null_return_1): Take no arguments.
4392 (expand_label, expand_naked_return, expand_return,
4393 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4394 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4395 expand_end_case_type): Don't use any of them.
4396 * calls.c (expand_call): Likewise.
4397 * dojump.c (do_jump): Likewise.
4398 * function.c (expand_function_end): Likewise.
4399 * expr.c (store_expr, expand_expr_real_1): Likewise.
4400 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4401 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4402 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4403 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4404 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4405 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4406 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4407 for WITH_CLEANUP_EXPR.
4408 (gimple_push_cleanup): Likewise.
4409 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4410 * print-tree.c (print_node): Likewise.
4411 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4412 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4413 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4414 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4415 (GOTO_SUBROUTINE_EXPR): Remove.
4416 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4417 (DECL_TOO_LATE): Remove.
4418 * except.h, tree.h: Update decls.
4420 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4422 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4423 * passes.c (rest_of_handle_final): Handle symout.
4424 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4426 (rest_of_handle_sched): Break out SMS. Remove ifs for
4427 flag_schedule_insns and flag_modulo_sched.
4428 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4430 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4431 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4432 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4433 rest_of_handle_mode_switching, rest_of_handle_jump,
4434 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4435 rest_of_handle_jump2, rest_of_handle_postreload,
4436 rest_of_handle_flow2, rest_of_clean_state,
4437 rest_of_handle_shorten_branches,
4438 rest_of_handle_prologue_epilogue,
4439 rest_of_handle_branch_target_load_optimize): New.
4440 (rest_of_compilation): Call the above. Remove ggc_collect
4441 calls moved to rest_of_handle_*.
4442 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4444 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4445 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4446 * except.h (set_nothrow_function_flags): Update comment.
4447 * function.c (current_function_nothrow): Remove.
4448 * output.h (current_function_nothrow): Remove.
4449 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4450 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4452 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4455 * reorg.c: Revert 2004-06-30 change.
4456 (find_end_label): If HAVE_epilogue and !HAVE_return,
4457 return 0 instead of creating a label at the end of the insn chain.
4458 (optimize_skip): Account for the failure mode of find_end_label.
4459 (fill_simple_delay_slots): Likewise.
4460 (fill_slots_from_thread): Likewise.
4461 (relax_delay_slots): Likewise.
4463 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4465 * tree-flow.h (addressable_vars): Declare.
4466 * tree-ssa-alias.c (addressable_vars): Define.
4467 (setup_pointers_and_addressables): Add addressable variables
4468 to addressable_vars.
4469 * tree-ssa-operands.c (get_stmt_operands): Move
4470 handling of ASM_EXPRs ...
4471 (get_asm_expr_operands): ... here.
4472 When the ASM_EXPR clobbers memory, also clobber addressable
4474 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4475 (delete_tree_ssa): Reset addressable_vars.
4477 2004-07-07 Jan Beulich <jbeulich@novell.com>
4478 Richard Henderson <rth@redhat.com>
4480 * varasm.c (assemble_variable): Use assemble_zeros for
4481 zero-initialized variables.
4482 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4483 for SECCAT_BSS and SECCAT_TBSS.
4485 2004-07-07 Jan Beulich <jbeulich@novell.com>
4487 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4489 * expmed.c (emit_store_flag): Also special-case double-word
4490 (in-)equality comparison against -1.
4492 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4493 passing arguments the containers for which are registers.
4495 * calls.c (emit_library_call_value_1): Use mode of function parameter
4496 rather than that of argument since constants have none.
4498 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4500 Introduce H8SX support.
4501 * expr.c (expand_strcpy): Renamed and moved to...
4502 * builtins.c (expand_movstr): ... here. Tweak.
4503 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4504 computed or has side effects.
4505 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4506 unused, or if mempcpy fails. Adjust the return value in the
4507 latter case. Use movstr if everything else fails.
4508 * doc/md.texi (movstr): Document.
4509 (movmemM, clrmemM): Fix explanation of memory block operands.
4510 * config/h8300/h8300.md (stpcpy): Renamed to...
4511 (movstr): ... this. Adjust.
4512 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4513 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4514 movmem* and clrstr* to clrmem*.
4515 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4516 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4517 GENERAL_REGS, always.
4518 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4519 getting the stack pointer as addr.
4520 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4521 from general_operand_dst.
4522 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4524 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4525 instead of requiring it to match only before reload.
4526 (stpcpy_internal_normal): New, normal-mode variant of...
4527 (stpcpy_internal): ... this. Add modes to operands. Disparage
4528 `D' instead of requiring it to match only before reload.
4529 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4531 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4532 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4534 * config/h8300/h8300.md (attr type): Add call.
4535 (attr can_delay): If type is call, set it no.
4536 (call, call_value): Set type to call.
4537 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4538 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4539 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4540 * tree.c (get_narrower): Don't narrow integral types into
4542 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4543 frame_size *before* the first use.
4544 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4546 (peephole2): Don't widen instructions that push SP. Move
4547 decrement of SP to the end of all stm-generating peepholes.
4548 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4549 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4550 and OR to set it to all ones.
4551 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4552 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4553 (call, call_value): Set can_delay to "no".
4554 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4555 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4556 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4557 * config/h8300/h8300.md (*brabit): Remove.
4558 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4559 zero_extract. Use bit_memory_operand as the predicate for
4560 operand 1 and 'WU' as the constraint. Check the difference
4561 between the base length and the final one when deciding which
4562 type of branch to use.
4563 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4564 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4565 Use convert_move to extend the result for TARGET_H8300SX. Check
4566 for QImode memory references. Optimize the case where the
4567 destination is a paradoxical subreg.
4568 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4569 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4570 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4571 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4572 * config/h8300/h8300.md: Include mova.md
4573 (length_table): Add mova and mova_zero.
4574 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4575 after all constant addresses for '%R', '%X', '%T' and '%S'.
4576 (h8300_mova_length): New function.
4577 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4578 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4579 dependencies for s-config, etc.
4580 * config/h8300/gemova.sh: New file.
4581 * config/h8300/mova.md: Generated.
4582 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4583 * config/h8300/h8300.c (h8300_bitfield_length): New.
4584 (nibble_operand): Adjust.
4585 (h8300_binary_length): Handle conditional binary op.
4586 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4587 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4588 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4589 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4590 constraints. WU is introduced as a variant of U that requires a
4591 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4592 * config/h8300/h8300.md (attr type): Added bitbranch.
4593 (attr length_table): Added bitfield and bitbranch.
4594 (attr length): Compute bitbranch length.
4595 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4596 least-significant bit of a byte.
4597 (brabit, brabc, brabs): New.
4598 (insv, extzv): Emit bfst and bfld on H8300SX.
4599 (bfld, bfst, seq, sne): New.
4600 (bstzhireg, cmpstz, bstz, bistz): New.
4601 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4602 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4603 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4604 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4605 (h8sx_unary_memory_operator): New function.
4606 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4607 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4608 * config/h8300/h8300.md: Add peepholes to combine reloads and
4610 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4611 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4612 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4613 (and?i, ior?i, xor?i): Likewise.
4614 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4615 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4616 Various whitespace fixes.
4617 (h8300_constant_length): New function, split out from...
4618 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4619 (h8300_classify_operand): Use IN_RANGE.
4620 (h8300_classify_operand): Use h8300_constant_length.
4621 (h8300_short_move_mem_p): Tighten size check.
4622 (h8sx_mergeable_memrefs_p): Tighten equality check.
4623 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4624 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4626 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4627 * config/h8300/crtn.asm: Likewise.
4628 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4629 if __H8300SX__ is defined.
4630 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4631 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4632 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4633 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4634 addresses as mode-dependent.
4635 * config/h8300/h8300.c (print_operand_address): Update call to
4637 (h8300_get_index): Take a mode argument. Rework to fix an
4638 earlier misunderstanding.
4639 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4640 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4641 into a register if TARGET_H8300SX.
4642 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4643 TARGET_H8300SX. Also disable related define_splits.
4644 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4645 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4646 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4647 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4648 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4649 (EXTRA_CONSTRAINT_STR): Check it.
4650 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4652 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4653 * config/h8300/h8300.md (length_table): Add mov_imm4.
4654 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4655 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4656 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4658 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4659 * config/h8300/h8300.c (h8300_reorg): New function.
4660 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4661 * config/h8300/h8300.md (length): Subtract the length of the
4662 delay slot from (pc) when checking the range of forward branches.
4663 (delay_slot, can_delay): New attributes.
4664 (define_delay): Add bra/s handling.
4665 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4666 (jump): Add delayed-branch handling.
4667 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4668 * expr.c (expand_strcpy): New function.
4669 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4670 (expand_builtin_stpcpy): Likewise.
4671 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4672 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4673 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4674 handling to improve register allocation for -fno-omit-frame-pointer.
4675 (h8sx_split_movmd): Delete, moving er6 handling into...
4676 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4677 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4678 (movmd): Add calls to copy_rtx.
4679 (movmd_internal): In the second alternative, allow the initial and
4680 final destination registers to be different . Update the splitter
4681 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4682 instead of h8sx_split_movmd.
4683 (stpcpy, movsd): New expanders.
4684 (movsd_internal): New define_insn.
4685 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4686 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4687 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4688 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4689 and DESTINATION_REGS.
4690 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4691 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4692 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4693 (h8300_move_ratio): Declare.
4694 (MOVE_RATIO): Use it.
4695 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4696 (h8300_init_once): Initialize it.
4697 (h8300_reg_class_from_letter): New function.
4698 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4699 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4700 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4701 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4702 (movstrsi, movmd): New expanders.
4703 (movmd_internal): New insn.
4704 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4705 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4706 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4707 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4708 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4709 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4710 * config/h8300/h8300.c (nibble_operand): Fix warning.
4711 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4712 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4713 (movsf_h8300h): Disable for TARGET_H8300SX.
4714 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4715 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4716 h8300_stm_parallel and h8300_return_parallel.
4717 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4718 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4719 h8300_stm_parallel, h8300_return_parallel): New functions.
4720 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4721 if TARGET_H8300SX. Use h8300_push_pop.
4722 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4723 and final pop when generating h8sx code. Always emit some form
4725 * config/h8300/h8300.md: Don't enforce register alignment in
4726 stm peepholes if TARGET_H8300SX.
4727 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4728 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4729 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4730 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4731 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4732 (MULTILIB_DIRNAMES): Add a directory for it.
4733 (MULTILIB_MATCHES): Delete.
4734 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4735 * final.c (walk_alter_subreg): Handle addresses with subregs
4736 inside a ZERO_EXTEND or AND.
4737 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4738 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4740 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4741 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4742 @(dd,Rn.w) and @(dd,ERn.L).
4743 (h8300_displacement_size): Take the whole address as argument.
4744 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4745 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4746 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4747 (h8sx_mergeable_memrefs_p): Declare.
4748 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4749 (HAVE_PRE_INCREMENT): Likewise.
4750 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4751 addresses for TARGET_H8300SX,
4752 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4754 (movb_length_table, movl_length_table): New tables.
4755 (movw_length_table): Define to movb_length_table.
4756 (h8300_displacement_size): New, split out from...
4757 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4758 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4759 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4760 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4761 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4762 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4763 (h8sx_unary_shift_operator): Get the mode from the operator.
4764 (binary_shift_operator): Likewise.
4765 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4766 a memory reference, check whether the reference is offsettable.
4767 (length_table): Add movb, movw and movl.
4768 (movqi): Add new h8sx pattern. Don't force one operand to be a
4769 register when generating h8sx code.
4770 (movhi, movsi, movsf): Likewise.
4771 (movstrictqi): Use the length_table attribute.
4772 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4773 (addqi3): Split into a define_expand and define_insn. Don't accept
4774 memory operands in the expander. Use h8300_operands_match_p to
4775 check for matching operands in the define_insn.
4776 (subqi3, negqi2, one_cmplqi2): Likewise.
4777 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4778 in any patterns that are unused in h8sx code. In the h8sx patterns,
4779 use h8300_operands_match_p to check whether operands match.
4780 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4781 one_cmpl[hs]i3): Likewise.
4782 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4784 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4785 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4786 (h8300_insn_length_from_table): Add a second parameter.
4787 (output_h8sx_shift): Declare.
4788 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4789 (EXTRA_CONSTRAINT): Replace with...
4790 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4791 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4792 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4793 and h8sx_binary_shift_operator.
4794 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4796 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4797 (bit_memory_operand, fix_bit_operand): Likewise.
4798 (h8300_length_table_for_insn): Remove.
4799 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4801 (h8300_short_immediate_length, h8300_binary_length): New functions.
4802 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4803 (output_plussi): Use sub to add negative constants.
4804 (compute_plussi_length): Adjust accordingly.
4805 (h8sx_single_shift_type): New enum.
4806 (h8sx_single_shift, h8sx_unary_shift_operator,
4807 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4808 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4809 single h8sx instruction. Return false in this case.
4810 * config/h8300/h8300.md (length_table): Add short_immediate.
4811 (length): Pass the operand array to h8300_insn_length_from_table.
4812 (adjust_length): Assume "no" for insns with a length_table attribute.
4813 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4814 (*addhi3_h8300hs): Don't use for h8sx.
4815 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4817 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4818 1's predicate to nonimmediate_operand. Only skip default expansion
4819 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4820 for single h8sx shift instructions.
4821 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4822 * config/h8300/h8300.c (nibble_operand): Split out of...
4823 (reg_or_nibble_operand): ... this.
4824 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4825 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4826 umulhisi3): Introduce expand, and introduce separate insns for
4827 sign- or zero-extended REG and already-extended CONST_INT.
4828 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4829 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4830 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4831 (subhi3): Likewise. Don't accept immediates for operand 1.
4832 Remove the early clobber from second alternative of the h8300s pattern.
4833 (subsi3): Generalize for h8sx. Force operand 2 into a register
4834 on plain h8300 targets.
4835 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4836 (subsi3_h8300h): Generalize for h8sx.
4837 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4838 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4839 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4840 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4841 (TARGET_H8300SXMUL): New.
4842 (CONST_OK_FOR_P): New.
4843 (CONST_OK_FOR_LETTER_P): Adjust.
4844 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4845 umulhisi3): Accept 4-bit immediate on H8SX.
4846 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4847 (udivsi3, divhi3, udivsi3, divsi3): New.
4848 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4849 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4850 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4851 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4852 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4853 Add ADDRESSOF to the bit_operand entry.
4854 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4855 (h8300_src_operand): Likewise.
4856 (bit_operand): Check nonimmediate_operand rather than general_operand.
4857 Accept any nonimmediate_operand in h8sx code.
4858 (h8300_and_costs): Initialize operands[1].
4859 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4860 (h8300_operand_class): New enum.
4861 (h8300_length_table): New typedef.
4862 (addb_length_table, addw_length_table, addl_length_table,
4863 logicl_length_table): New tables.
4864 (logicb_length_table, logicw_length_table): New macros.
4865 (h8300_classify_operand, h8300_length_from_table,
4866 h8300_length_table_for_insn, h8300_unary_length,
4867 h8300_insn_length_from_table): New functions.
4868 (output_plussi): Only use adds and subs for register destinations.
4869 Disable redundant clause.
4870 (compute_plussi_cc): Likewise.
4871 (compute_plussi_length): Likewise. Use h8300_length_from_table
4872 to work out the length of an insn.
4873 (output_logical_op): Only use narrower immediate instructions
4874 if the destination is a register.
4875 (compute_logical_op_cc): Likewise.
4876 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4877 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4878 * config/h8300/h8300.md (length_table): New attribute.
4879 (length): When an instruction has a length_table attribute, use
4880 h8300_insn_length_from_table to calculate its default length.
4881 (cmpqi): Use h8300_dst_operand for the first operand and
4882 h8300_src_operand for the second.
4883 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4884 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4885 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4886 iorsi3, xorhi3, xorsi3): Likewise.
4887 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4888 so that it allows any combination of operands for TARGET_H8300SX.
4889 (iorqi3, xorqi3): Likewise.
4890 (cmpqi): Use the length_table attribute.
4891 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4892 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4893 (cmpqi): Add 'Q' constraint.
4894 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4895 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4896 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4897 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4898 (TARGET_H8300S): True for both -ms and -msx.
4899 (TARGET_H8300SX): New macro.
4900 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4901 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4902 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4903 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4905 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4906 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4907 16-bit pointers and 32-bit ints.
4908 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4909 CONST_DOUBLE with mode no wider than SImode.
4910 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4912 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4913 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4915 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4916 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4917 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4919 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4921 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4923 2004-07-07 Per Bothner <per@bothner.com>
4925 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4927 2004-07-07 Mike Stump <mrs@apple.com>
4929 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4930 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4931 (machopic_finish): Likewise.
4933 2004-07-07 Richard Henderson <rth@redhat.com>
4935 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4936 through any value-preserving cast.
4938 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4940 * function.c (assign_parm_find_data_types): Call
4941 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4943 2004-07-07 Steven Bosscher <stevenb@suse.de>
4945 * tree-cfg.c (group_case_labels): Remove case labels that have
4946 the same target as the default case.
4948 2004-07-07 Steven Bosscher <stevenb@suse.de>
4950 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4951 regardless of DECL_LANG_SPECIFIC being present or not.
4952 * tree.h (DECL_NUM_STMTS): Purge.
4954 2004-07-07 Andrew Pinski <apinski@apple.com>
4956 * configure: Regenerate with the right autoconf.
4958 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4960 * ifcvt.c (total_bb_rtx_cost): New function.
4961 (find_if_case_1): Compare rtx_cost of basic block to cost of
4963 (find_if_case_2): Same.
4965 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4968 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4969 (output_return): Likewise.
4970 (output_sibcall): Abort if !flag_delayed_branch.
4971 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4972 (emit_and_preserve): New function.
4973 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4974 indirect jump to the thunked-to function if !flag_delayed_branch.
4975 * config/sparc/sparc.md (delayed_branch): New attribute.
4976 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4977 attribute to compute the length of the insn.
4978 (goto_handler_and_restore): Likewise.
4980 2004-07-07 Andrew Pinski <apinski@apple.com>
4982 PR tree-optimization/15777
4983 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4985 * expr.c (expand_expr_real_1): Fix formating.
4986 BUFFER_REF and IN_EXPR are dead.
4987 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4988 * tree-inline.c (estimate_num_insns_1): Likewise.
4989 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4990 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4991 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4993 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4995 * collect2.c (dump_file): Don't call cplus_demangle if
4996 HAVE_LD_DEMANGLE is defined.
4997 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4998 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4999 if HAVE_LD_DEMANGLE is defined.
5001 * configure.ac (--with-demangler-in-ld): Added
5002 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5003 --with-demangler-in-ld is used.
5004 * config.in: Regenerated.
5005 * configure: Likewise.
5007 2004-07-07 Roger Sayle <roger@eyesopen.com>
5009 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5010 for simple floating point operations "fp", double precision
5011 multiplication "dmul", and single and double precision division
5012 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5013 (ppc630_cost): New table split from ppc620_cost, to distinguish
5014 differences in floating point latencies.
5015 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5016 (rs6000_rtx_costs): Add support for single and double precision
5017 floating point addition, subtraction, multiplication, division,
5018 fused-multiply-add, fused-multiply-sub, negation, absolute value
5019 and negative absolute value. Tweak MEM case to use prefered idiom.
5021 2004-07-07 Richard Henderson <rth@redhat.com>
5023 * tree-flow-inline.h (may_propagate_copy): Move...
5024 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5025 attempt to copy between types requiring conversion.
5026 * tree-flow.h (may_propagate_copy): Update decl.
5027 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5029 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5031 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5032 from -mtune= option.
5034 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5036 * builtins.c: Rename movstr*, except for movstrict*, to
5037 movmem* and clrstr* to clrmem*.
5040 * genopinit.c: Likewise.
5041 * integrate.c: Likewise.
5042 * local-alloc.c: Likewise.
5043 * optabs.c: Likewise.
5044 * optabs.h: Likewise.
5045 * config/alpha/alpha.h: Likewise.
5046 * config/alpha/alpha.md: Likewise.
5047 * config/arm/arm-protos.h: Likewise.
5048 * config/arm/arm.c: Likewise.
5049 * config/arm/arm.md: Likewise.
5050 * config/avr/avr.md: Likewise.
5051 * config/c4x/c4x.c: Likewise.
5052 * config/c4x/c4x.md: Likewise.
5053 * config/frv/frv.md: Likewise.
5054 * config/i386/i386-protos.h: Likewise.
5055 * config/i386/i386.c: Likewise.
5056 * config/i386/i386.h: Likewise.
5057 * config/i386/i386.md: Likewise.
5058 * config/i860/i860.c: Likewise.
5059 * config/i860/i860.md: Likewise.
5060 * config/ip2k/ip2k.md: Likewise.
5061 * config/ip2k/libgcc.S: Likewise.
5062 * config/ip2k/t-ip2k: Likewise.
5063 * config/m32r/m32r.c: Likewise.
5064 * config/m32r/m32r.md: Likewise.
5065 * config/mcore/mcore.md: Likewise.
5066 * config/mips/mips.c: Likewise.
5067 * config/mips/mips.md: Likewise.
5068 * config/ns32k/ns32k.c: Likewise.
5069 * config/ns32k/ns32k.h: Likewise.
5070 * config/ns32k/ns32k.md: Likewise.
5071 * config/pa/pa.c: Likewise.
5072 * config/pa/pa.md: Likewise.
5073 * config/pdp11/pdp11.h: Likewise.
5074 * config/pdp11/pdp11.md: Likewise.
5075 * config/rs6000/rs6000.c: Likewise.
5076 * config/rs6000/rs6000.md: Likewise.
5077 * config/s390/s390-protos.h: Likewise.
5078 * config/s390/s390.c: Likewise.
5079 * config/s390/s390.md: Likewise.
5080 * config/sh/lib1funcs.asm: Likewise.
5081 * config/sh/sh.c: Likewise.
5082 * config/sh/sh.md: Likewise.
5083 * config/sh/t-sh: Likewise.
5084 * config/sparc/sparc.h: Likewise.
5085 * config/vax/vax.md: Likewise.
5086 * config/xtensa/xtensa.c: Likewise.
5087 * config/xtensa/xtensa.md: Likewise.
5088 * doc/invoke.texi: Likewise.
5089 * doc/md.texi: Likewise.
5090 * doc/rtl.texi: Likewise.
5092 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
5095 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5096 * config/mips/mips.c (mips_declare_common_object): New function,
5097 mostly split out from...
5098 (mips_output_aligned_decl_common): ...here.
5099 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5100 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5101 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5102 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
5104 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5107 * function.c (assign_parms): Fix typo from previous change.
5109 2004-07-07 Jason Merrill <jason@redhat.com>
5112 * doc/extend.texi (C++ Interface): Correct information and
5115 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
5120 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5123 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5126 * config/m32r/m32r.c (m32r_function_symbol): New function:
5127 Generate a symbol name RTX with the correct m32r specific flags
5129 (block_move_call): Use new function to generate correct symbol.
5130 * config/m32r/m32r-protos.h: Add prototype for new funcion.
5131 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5134 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5136 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5137 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5138 TYPE_BINFO_BASETYPE): Remove.
5139 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5141 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5143 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5144 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
5145 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
5146 (struct tree_binfo): Rename base_types to base_binfos.
5147 * alias.c (record_component_aliases): Adjust BINFO macros.
5148 * dbxout.c (dbxout_type): Likewise.
5149 * dwarf2out.c (gen_member_die): Likewise.
5150 * sdbout.c (sdbout_one_type): Likewise.
5151 * tree-dump.c (deque_and_dump): Likewise.
5152 * config/i386/i386.c (classify_argument,
5153 contains_128bit_aligned_vector_p): Likewise.
5155 2004-07-07 Nick Clifton <nickc@redhat.com>
5157 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5158 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5160 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5162 * vec.h: Fix the example use.
5164 2004-07-06 Richard Henderson <rth@redhat.com>
5166 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5167 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5168 * tree-inline.c (copy_body_r, setup_one_parameter,
5169 initialize_inlined_parameters, expand_call_inline,
5170 declare_inline_vars): Don't check it.
5171 (expand_calls_inline): Remove old version, rename new version
5172 from gimple_expand_calls_inline.
5173 * tree-optimize.c (execute_gimple): Remove.
5174 (pass_gimple): Don't run anything.
5176 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5178 * doc/sourcebuild.texi: Use semicolons instead of commas in
5181 2004-07-06 Richard Henderson <rth@redhat.com>
5183 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5184 (sra_walk_modify_expr, scan_init): Likewise.
5185 (generate_element_zero): Check visited before scanning children.
5186 (generate_element_init): Set visited on error.
5187 (scalarize_init): Handle generate_element_init failure similar
5190 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5192 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5193 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5195 2004-07-06 Richard Henderson <rth@redhat.com>
5197 * config/i386/i386.c (legitimize_pic_address): Make static.
5198 (legitimize_address): Handle CONST with TLS operand.
5199 (ix86_expand_move): Don't call legitimize_pic_address directly.
5200 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5202 2004-07-06 Roger Sayle <roger@eyesopen.com>
5204 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5205 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5206 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5207 is currently executed unconditionally, i.e. not in "else_bb".
5209 2004-07-06 Steven Bosscher <stevenb@suse.de>
5211 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5212 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5213 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5214 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5215 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5216 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5217 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5218 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5219 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5220 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5221 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5222 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5223 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5224 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5225 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5226 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5228 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5230 * dojump.c (do_jump): REFERENCE_EXPR is dead.
5231 * expr.c (expand_expr_real_1): Ditto.
5232 * tree-inline.c (estimate_num_insns_1): Ditto.
5233 * tree-pretty-print.c (dump_generic_node): Ditto.
5237 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5239 * tree-ssa-pre.c (reference_node_pool): New pool.
5240 (find_or_generate_expression): Class 'r' is okay too.
5241 (create_value_expr_from): Ditto.
5242 (add_to_sets): LHS should not include vuses.
5244 (compute_avail): Reverse ordering of tests.
5245 Valuize INDIRECT_REF as well.
5247 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
5249 PR rtl-optimization/16380
5250 * loop.c (check_dbra_loop): Sink comparison instructions if they
5251 do something other than set cc0.
5253 2004-07-06 James E Wilson <wilson@specifixinc.com>
5255 * doc/interface.texi (longjmp and automatic variables): Delete
5256 paragraph recommending taking the address of a variable.
5258 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5260 * vec.h (VEC_embedded_alloc): Remove.
5261 (VEC_embedded_size, VEC_embedded_init): New.
5262 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5264 (VEC_truncate): New.
5265 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5266 (vec_embedded_alloc): Remove.
5267 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5268 (vec_embedded_alloc): Remove.
5270 2004-07-06 Mark Mitchell <mark@codesourcery.com>
5272 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
5273 (gt-langhooks.h): Remove.
5275 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
5277 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
5279 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5281 * config/sparc/sparc.c (get_pc_symbol): Rename into
5282 add_pc_to_pic_symbol.
5283 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
5284 (load_pic_register): Account for previous changes.
5285 Use reg_names. Don't create the label twice.
5286 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
5287 UNSPEC_LOAD_PCREL_SYM.
5288 (get_pc): Rename into load_pcrel_sym. Add predicate to
5289 operands. Remove condition.
5291 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5293 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
5294 RECORD, UNION & QUAL_UNION is actually a binfo.
5296 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
5297 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
5298 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
5299 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
5300 * dwarf2out.c (add_data_member_location_attribute): Likewise.
5301 (gen_inheritance_die): Likewise.
5302 * tree-dump.c (deque_and_dump): Likewise.
5303 * doc/c-tree.texi (Binfos): Add under reconstruction note.
5305 2004-07-06 Steven Bosscher <stevenb@suse.de>
5307 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5309 * config/mcore/mcore.md: Model memory latency with a simple DFA
5310 pipeline description instead of a define_function_unit.
5312 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5314 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
5315 * langhooks.h (var_mod_type_p): Likewise.
5316 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
5317 * expr.c (count_type_elements): Properly handle return from
5318 array_type_nelts and properly test for overflow.
5319 * gimplify.c (gimplify_init_constructor): Properly handle return
5320 from array_type_nelts.
5321 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
5322 * integrate.c (copy_decl_for_inlining): Correct comments.
5323 * tree-inline.c (remap_decl): Update comments, remove dead code,
5324 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
5325 (remap_type): Only remap if variably modified by vars in function
5327 (copy_body_r): Use compatible_type langhooks to see when can fold.
5328 (setup_one_parameter): Don't remap type.
5329 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5330 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5331 compute TREE_INVARIANT for decl case.
5332 (find_var_from_fn): New function.
5333 (variably_modified_type_p): Add arg and call new function.
5334 * tree.h (variably_modified_type_p): Add extra arg.
5336 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5338 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5339 (goto_handler_and_restore_v9): Delete disabled insn.
5340 (goto_handler_and_restore_v9_sp64): Likewise.
5342 2004-07-05 Roger Sayle <roger@eyesopen.com>
5344 * calls.c (load_register_parameters): Call expand_shift instead
5345 of expand_binop with ashl_optab (or other shift optab) directly.
5346 * expr.c (emit_group_load, emit_group_store): Likewise.
5347 * function.c (assign_parm_setup_block): Likewise.
5348 * stmt.c (shift_return_value): Likewise.
5350 2004-07-05 Jakub Jelinek <jakub@redhat.com>
5352 * expr.c (expand_assignment): Disable the bitfield += optimizations.
5354 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5356 * doc/sourcebuild.texi: Revert previous patch.
5358 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5360 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5361 TARGET_MEM_FUNCTIONS.
5362 * system.h: Poison TARGET_MEM_FUNCTIONS.
5363 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5364 bcmp_libfunc, bzero_libfunc): Remove.
5365 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5367 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5368 * doc/standards.texi: Don't mention calling BSD string functions.
5369 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5370 * config/vax/t-memfuncs: New.
5371 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5372 config/memset.c: New.
5373 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5374 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5376 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5377 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5378 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5379 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5380 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5381 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5382 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5383 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5384 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5385 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5387 2004-07-05 Richard Henderson <rth@redhat.com>
5389 * function.c (assign_parm_setup_reg): Properly rename variables in
5390 FUNCTION_ARG_CALLEE_COPIES section.
5392 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5394 * tree-mudflap.c: Include cgraph.h.
5395 (mf_init_extern_trees): Rename to mudflap_init. Export.
5396 Rewrite to create synthetic declarations instead of looking
5397 up declarations from mf-runtime.h.
5398 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5399 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5401 (execute_mudflap_function_decls, mudflap_register_call):
5402 Don't call mf_init_extern_trees.
5403 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5405 * tree-mudflap.h: Update prototypes.
5406 * c-mudflap.c: Delete file.
5407 * c-common.c: Include tree-mudflap.h.
5408 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5409 * Makefile.in: Remove all references to c-mudflap.o.
5410 Update dependencies.
5412 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5414 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5415 displacements with the spatial-locality cache-control completer.
5417 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5419 * langhooks.c: Don't include gt-langhooks.h.
5420 (var_labelno): Delete.
5421 (lhd_set_decl_assembler_name): Do not append a distinguishing
5422 number to file-scope internal-linkage declarations for the first
5423 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5424 the declaration itself (if at block scope), or its containing
5425 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5428 * opts.c (cur_in_fname): New global.
5429 * opts.h: Declare it.
5430 * tree.c: Include opts.h.
5431 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5432 DECL_UID equal to cur_in_fname.
5433 (copy_node_stat): Do not change DECL_UID when copying a
5434 TRANSLATION_UNIT_DECL.
5435 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5436 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5438 * c-decl.c (c_static_assembler_name): Delete.
5439 * c-tree.h (c_static_assembler_name): Delete prototype.
5440 * c-lang.c, objc/objc-lang.c: Don't override
5441 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5443 * Makefile.in (tree.o): Update dependencies.
5444 (GTFILES): Remove langhooks.c.
5446 2004-07-05 Roger Sayle <roger@eyesopen.com>
5448 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5449 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5450 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5451 Optimize "X % -Y" as "X % Y" for signed modulus.
5452 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5453 into "((unsigned) X % Y) == 0".
5455 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5457 * sourcebuild.texi (Config Fragments): Use @comma{} in
5458 cross-reference to section title.
5460 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5462 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5463 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5464 (gimplify_target_expr, gimplify_expr): Likewise.
5465 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5466 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5468 (gimplify_compound_lval): See if we can strip any useless conversion.
5469 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5471 (gimplify_modify_expr_to_memset): Likewise.
5472 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5473 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5474 (declare_inline_vars): Likewise.
5475 (walk_type_fields): New function.
5476 (walk_tree): Use it.
5477 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5479 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5480 (sra_walk_modify_expr): Allow init function to fail.
5481 (scan_init): Now returns bool.
5482 (generate_element_init): If can't understand INIT, return false.
5483 (scalarize_init): Return false if generate_element_init does.
5485 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5488 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5489 bounds if bounds aren't constant.
5491 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5493 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5494 to type hooks; remove bogus PARAMS.
5496 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5498 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5499 * dwarf2out.c (add_data_member_location_attribute): Check for
5501 * tree.c (tree_node_kinds): Add "binfos".
5502 (binfo_lang_slots): New.
5503 (make_node_stat): Add TREE_BINFO.
5504 (make_tree_binfo_stat): New.
5505 (tree_node_structure): Add TREE_BINFO.
5506 * tree.def (TREE_BINFO): New.
5507 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5508 (RECORD_OR_UNION_CHECK): ... here.
5509 (NOT_RECORD_OR_UNION_CHECK): New.
5510 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5511 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5512 RECORD_OR_UNION_CHECK.
5513 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5514 (TYPE_LANG_SLOT_1): New.
5515 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5516 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5517 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5518 (BINFO_ELTS): Remove.
5519 (BINFO_LANG_SLOT): New.
5520 (struct tree_binfo): New.
5521 (binfo_lang_slots): Declare.
5522 (enum tree_node_structure_enum): Add TS_BINFO.
5523 (union tree_node): Add binfo.
5524 (make_tree_binfo_stat): Declare.
5525 (make_tree_binfo): New.
5526 (enum tree_node_kind): Add binfo_kind.
5528 * objc/objc-act.c (start_class, objc_declare_protocols,
5529 start_protocols): Use TYPE_LANG_SLOT_1.
5530 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5532 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5533 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5534 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5535 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5537 2004-07-05 Steven Bosscher <stevenb@suse.de>
5539 * rtl.h (struct rtx_def): Remove the integrated flag.
5540 Use the return_val flag for MEM_SCALAR_P.
5541 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5543 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5546 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5547 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5550 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5552 * var-tracking.c: Fix some comments.
5553 (frame_stack_adjust): New.
5554 (vt_stack_adjustments): Init stack_adjust of entry block to
5555 minus stack adjustment of function prologue.
5556 (adjust_stack_reference): Do not adjust if adjustment == 0.
5557 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5558 (emit_notes_in_bb): Likewise.
5559 (vt_add_function_parameters): Do not adjust locations of
5561 (vt_initialize): Compute the stack adjustment of function
5562 prologue and offset the initial "location" of frame_base_decl
5563 from the stack pointer after prologue.
5565 2004-07-04 Richard Henderson <rth@redhat.com>
5567 * function.c (struct assign_parm_data_all): New.
5568 (struct assign_parm_data_one): New.
5569 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5570 assign_parm_find_data_types, assign_parms_setup_varargs,
5571 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5572 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5573 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5574 assign_parm_setup_block, assign_parm_setup_reg,
5575 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5576 (assign_parms): ... here.
5578 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5580 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5581 now are bitmap_set_t's.
5582 (bitmap_insert_into_set): No point in inserting the value if
5584 (bitmap_set_contains): New function.
5585 (bitmap_set_replace_value): Add comment on why we do it
5587 (set_contains): Removed.
5588 (bitmap_set_subtract_from_value_set): New name of
5589 set_subtract now that it's arguments are two different
5592 (bitmap_find_leader): Change algorithm used.
5593 (find_or_generate_expression): Update use of functions for new
5595 (create_expression_by_pieces): Ditto.
5596 (insert_aux): Ditto.
5598 (add_to_sets): Ditto.
5600 (execute_pre): Ditto.
5601 (compute_avail): Ditto.
5602 Also ignore virtual phis.
5604 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5606 * combine.c (simplify_comparison): Fix comment typo.
5608 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5610 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5611 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5612 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5613 (output_restore): Change parameter from 'insn' to 'pat'.
5614 (output_return): Adjust call to output_restore.
5615 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5616 Adjust call to output_restore.
5618 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5620 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5621 and assert system is bsd.
5623 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5625 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5626 (TARGET_SWITCHES): Remove -mdebugc.
5627 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5628 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5629 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5630 (sle_[sd]i_reg): Delete.
5632 2004-07-04 Steven Bosscher <stevenb@suse.de>
5634 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5636 * config/iq2000/iq2000.md: Translate old pipeline description to an
5639 2004-07-04 Roger Sayle <roger@eyesopen.com>
5641 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5642 Ensure the replacement rhs is valid gimple before performing
5643 the substitution. Return false if these sanity checks fail.
5644 (fold_stmt): Only set changed to true, if set_rhs returns true.
5645 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5648 2004-07-04 Richard Henderson <rth@redhat.com>
5651 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5653 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5655 * configure.ac (ranlib_flags): New variable.
5656 * Makefile.in (RANLIB_FLAGS): New variable.
5657 (libbackend.a): Use it.
5658 * configure: Regenerated.
5660 2004-07-04 Roger Sayle <roger@eyesopen.com>
5662 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5663 a "sign mask" instead of using ashr_optab directly.
5665 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5667 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5668 * doc/cppopts.texi: Clarify processing of command-line defines.
5670 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5672 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5674 2004-07-04 Richard Henderson <rth@redhat.com>
5676 * rtl.def (ADDRESSOF): Remove.
5677 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5678 (find_base_term, memrefs_conflict_p): Likewise.
5679 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5680 (fold_rtx, cse_insn, set_live_p): Likewise.
5681 * dwarf2out.c (mem_loc_descriptor): Likewise.
5682 (add_location_or_const_value_attribute): Likewise.
5683 * emit-rtl.c (copy_insn_1): Likewise.
5684 * explow.c (memory_address): Likewise.
5685 * expmed.c (store_split_bit_field): Likewise.
5686 * expr.c (expand_expr_real_1): Likewise.
5687 * function.c (instantiate_decl
5688 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5689 * genrecog.c (preds, validate_pattern): Likewise.
5690 * integrate.c (copy_rtx_and_substitute): Likewise.
5691 * recog.c (general_operand, register_operand): Likewise.
5692 (memory_address_p): Likwise.
5693 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5694 * rtl.c (copy_rtx): Likewise.
5695 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5696 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5697 * rtlhooks.c (gen_lowpart_general): Likewise.
5698 * stmt.c (expand_asm_operands): Likewise.
5699 * web.c (entry_register, replace_ref, web_main): Likewise.
5700 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5701 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5702 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5703 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5704 * config/frv/frv.c (move_destination_operand, move_source_operand,
5705 condexec_dest_operand, condexec_source_operand,
5706 condexec_memory_operand): Likewise.
5707 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5708 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5709 (destination_xfmode_operand): Likewise.
5710 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5711 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5712 * config/s390/s390.c (general_s_operand): Likewise.
5713 * config/s390/s390.md (mov*): Likewise.
5714 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5716 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5717 * expr.c (expand_expr_real_1): Likewise.
5718 * stmt.c (expand_decl): Likewise.
5719 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5721 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5722 postponed_insns, put_var_into_stack, put_reg_into_stack,
5723 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5724 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5725 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5726 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5727 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5728 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5729 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5730 struct insns_for_mem_walk_info, insns_for_mem_walk,
5731 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5732 setjmp_protect_args): Remove.
5733 (push_function_context_to): Don't handle var_refs_queue.
5734 (pop_function_context_from, free_after_compilation): Likewise.
5735 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5736 (assign_parms, allocate_struct_function): Likewise.
5737 (use_register_for_decl): New.
5738 (expand_function_end): Don't setjmp_protect.
5739 * function.h (struct emit_status): Update commentary.
5740 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5741 (max_parm_reg, parm_reg_stack_loc): Remove.
5742 * passes.c (DFI_addressof): Remove.
5743 (dump_file_info): Remove addressof.
5744 (rest_of_handle_addressof): Remove.
5745 (rest_of_compilation): Don't call it.
5746 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5747 * stmt.c (expand_decl): Use use_register_for_decl.
5748 * tree.h: Update decls.
5749 * web.c (mark_addressof): Remove.
5750 * doc/invoke.texi (-dF): Remove.
5752 2004-07-03 Richard Henderson <rth@redhat.com>
5754 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5755 instead of gen_mem_addressof.
5756 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5757 TImode output register.
5759 2004-07-03 Richard Henderson <rth@redhat.com>
5761 PR tree-optimization/16341
5762 * tree-sra.c (sra_walk_function): Increment to next stmt before
5763 processing the current stmt.
5764 (sra_insert_after): Always use BSI_SAME_STMT.
5766 2004-07-03 Richard Henderson <rth@redhat.com>
5768 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5771 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5773 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5774 with tree_int_cst_equal.
5776 2004-07-03 Andreas Schwab <schwab@suse.de>
5778 * config/ia64/ia64.md: Define new attribute "empty".
5779 (prologue_use, nop_x, insn_group_barrier): Set it.
5781 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5782 skip over "empty" insns.
5784 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5786 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5787 context to gimplify_body.
5788 (walk_tree): Don't walk into types twice.
5789 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5791 * tree-sra.c (generate_element_init): Remove any useless conversions.
5793 * gimplify.c (gimplify_conversion): Remove stripping useless
5794 conversions from here.
5795 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5796 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5797 Unshare before substituting PLACEHOLDER_EXPR.
5798 (gimplify_modify_expr_to_memset): Likewise.
5799 Pass address of TO to memset, not TO itself.
5800 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5801 time we make an expression (to match a PLACEHOLDER_EXPR).
5803 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5804 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5805 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5806 * tree-ssa-dom.c (local_fold): Likewise.
5808 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5809 * langhooks.h (strct lang_hooks): New field type_max_size.
5810 * function.c (assign_temp): Call it.
5812 2004-07-03 Steven Bosscher <stevenb@suse.de>
5814 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5815 * config/sh/sh.md: Convert the SH1 pipeline description to
5818 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5820 * c-decl.c (struct c_binding): Remove contour field; add
5821 depth, invisible, nested fields.
5822 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5823 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5824 (bind): Add invisible and nested arguments. Initialize
5825 new fields of struct c_binding; adjust loop scanning for
5827 (free_binding_and_advance): Clear structure with memset.
5828 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5829 in file scope, even if it's in external scope too.
5830 (pushdecl): Adjust to match. Create invisible file-scope
5831 declarations for block-scope forward declarations of static functions.
5832 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5833 (undeclared_variable, lookup_label, declare_label, define_label)
5834 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5835 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5836 (store_parm_decls_oldstyle): Adjust to match.
5837 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5838 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5840 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5841 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5843 2004-07-02 Richard Henderson <rth@redhat.com>
5845 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5846 around variable_size.
5847 (set_decl_nonlocal): Remove.
5848 (store_parm_decls): Add stmts for pending sizes.
5849 * calls.c (calls_function, calls_function_1): Remove.
5850 (precompute_arguments): Don't call it.
5851 * cfgexpand.c (set_save_expr_context): Remove.
5852 (tree_expand_cfg): Don't call it.
5853 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5854 (dwarf2out_finish): Likewise.
5855 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5856 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5857 (safe_from_p): Don't queue SAVE_EXPRs.
5858 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5859 or build plain VAR_DECLs.
5860 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5862 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5863 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5864 (put_var_into_stack): Don't handle SAVE_EXPR.
5865 (gen_mem_addressof): Likewise.
5866 * function.h (struct function): Remove x_save_expr_regs.
5867 (save_expr_regs): Remove.
5868 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5869 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5870 * stor-layout.c (variable_size): Don't set it.
5871 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5872 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5873 all callers. Don't set SAVE_EXPR_CONTEXT.
5874 * tree-inline.h (remap_save_expr): Update decl.
5875 * tree.c (save_expr): Update build size.
5876 (first_rtl_op): Don't handle SAVE_EXPR.
5877 (unsave_expr_1, contains_placeholder_p): Likewise.
5878 (decl_function_context): Likewise.
5879 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5880 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5881 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5883 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5885 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5886 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5887 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5888 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5889 some first-person references and patronizing comments. Based on
5891 * doc/invoke.texi: Don't reference fortran@gnu.org.
5892 * doc/trouble.texi (Warning when a non-void function value is
5893 ignored): Rewrite. From Russ Allbery and Chris Devers.
5895 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5897 * tree-ssa-pre.c (bitmap_set_t): New.
5898 (bb_value_sets): avail_out is now a bitmap_set_t.
5899 (bitmap_find_leader): New function.
5900 (bitmap_value_insert_into_set): Ditto.
5901 (bitmap_set_copy): Ditto.
5902 (bitmap_value_replace_in_set): Ditto.
5903 (bitmap_set_contains_value): Ditto.
5904 (bitmap_set_new): Ditto.
5905 (bitmap_set_pool): New pool.
5906 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5907 (insert_aux): Ditto.
5908 (add_to_sets): Ditto.
5909 (compute_avail): Ditto
5913 (execute_pre): Ditto.
5915 2004-07-02 Roger Sayle <roger@eyesopen.com>
5917 * config/rs6000/rs6000.c (struct processor_costs): New structure
5918 used to hold instruction latencies/sizes for processor types.
5919 (rs6000_cost): New global variable pointing to current CPU's costs.
5920 (rs6000_override_options): Initialize rs6000_cost to point to the
5921 appropriate cost table based upon rs6000_cpu and optimize_size.
5922 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5925 2004-07-02 Richard Henderson <rth@redhat.com>
5927 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5929 2004-07-02 Steven Bosscher <stevenb@suse.de>
5931 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5933 2004-07-01 Richard Henderson <rth@redhat.com>
5935 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5936 (alpha_gp_save_rtx): Use assign_stack_local instead of
5939 2004-07-01 Richard Henderson <rth@redhat.com>
5941 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5942 (alpha_rtx_cost_data): Update to match.
5943 (alpha_rtx_cost_size): New.
5944 (alpha_rtx_costs): Honor optimize_size.
5946 2004-07-01 Richard Henderson <rth@redhat.com>
5948 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5949 * cfgexpand.c (tree_expand_cfg): Do it here.
5950 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5951 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5952 * config/mips/mips.c (mips_output_mi_thunk): And here.
5953 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5954 * config/sh/sh.c (sh_output_mi_thunk): And here.
5955 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5957 2004-07-01 Richard Henderson <rth@redhat.com>
5959 * tree.def (RTL_EXPR): Remove.
5960 * c-typeck.c (lvalue_p): Don't handle it.
5961 * expr.c (safe_from_p): Likewise.
5962 (expand_expr_real_1): Likewise.
5963 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5964 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5965 * gengtype.c (adjust_field_tree_exp): Likewise.
5966 * stmt.c (warn_if_unused_value): Likewise.
5967 * tree-gimple.c (recalculate_side_effects): Likewise.
5968 * tree-pretty-print.c (dump_generic_node): Likewise.
5969 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5970 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5971 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5973 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5974 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5975 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5976 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5977 all the bits that tracked last_expr.
5978 (expand_end_bindings): Don't track last_expr.
5979 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5980 (clear_last_expr): Remove.
5981 (expand_asm): Don't call it.
5982 (expand_asm_operands, expand_end_cond): Likewise.
5983 (expand_naked_return, expand_null_return_1): Likewise.
5984 * c-typeck.c (c_begin_compound_stmt): Likewise.
5985 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5986 * expr.c (expand_expr_real_1): Likewise.
5987 * tree.h: Update prototypes.
5989 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5990 (struct emit_status): Remove sequence_rtl_expr.
5991 (struct function): Remove x_rtl_expr_chain.
5992 (seq_rtl_expr, rtl_expr_chain): Remove.
5993 * function.c (struct temp_slot): Remove rtl_expr.
5994 (assign_stack_temp_for_type): Don't set it.
5995 (free_temp_slots, pop_temp_slots): Don't check it.
5996 (free_after_compilation): Don't clear x_rtl_expr_chain.
5997 (fixup_var_refs): Don't search it.
5998 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5999 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6001 (push_topmost_sequence): Likewise.
6002 (end_sequence, init_emit): Likewise.
6003 (start_sequence_for_rtl_expr): Remove.
6004 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6005 * rtl.h (preserve_rtl_expr_result): Remove.
6007 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6009 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6010 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6013 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6015 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6016 (STANDARD_STARTFILE_PREFIX_2): Define.
6017 (standard_startfile_prefix_1): Initialize to
6018 STANDARD_STARTFILE_PREFIX_1.
6019 (standard_startfile_prefix_2): Initialize to
6020 STANDARD_STARTFILE_PREFIX_2.
6021 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6022 (STANDARD_STARTFILE_PREFIX_1): Define.
6023 (STANDARD_STARTFILE_PREFIX_2): Define.
6024 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6025 (STANDARD_STARTFILE_PREFIX_2): Document.
6027 2004-07-01 Richard Henderson <rth@redhat.com>
6029 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6030 in order to disable scalarization. Instead set a flag and wait
6031 for a candidate decl.
6033 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6035 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6036 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6037 Use terminology "testsuite" and "enumerated".
6039 2004-07-01 Richard Henderson <rth@redhat.com>
6041 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6042 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6043 (initial_return_save): Likewise.
6044 (flush_queued_reg_saves): Remap register numbers.
6045 (dwarf2out_return_reg): Likewise.
6047 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6049 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6051 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6052 access functions for lower bound and element size and only output
6053 if lower bound nonzero or element size not same as that of type.
6054 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6056 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6058 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6060 2004-07-01 Per Bothner <per@bothner.com>
6062 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
6064 2004-07-01 Jakub Jelinek <jakub@redhat.com>
6066 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6067 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
6068 first operand. Don't optimize if the bitfield is volatile.
6070 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6072 * c-pretty-print.c (pp_c_postfix_expression): Handle
6073 floating-point comparison operators.
6074 (pp_c_expression): Pass floating-point comparison
6075 operators to pp_c_postfix_expression.
6077 2004-07-01 Roger Sayle <roger@eyesopen.com>
6079 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6080 rtx_cost instead of "had_mult" to determine whether the transformed
6081 expression is cheaper than the original.
6083 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
6085 * alias.c (get_alias_set, canon_rtx, get_addr,
6086 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6088 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6089 expand_builtin): Likewise.
6090 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6092 * combine.c (can_combine_p, combinable_i3pat, try_combine,
6093 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6094 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6095 record_dead_and_set_regs_1, get_last_value_validate,
6096 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6097 * cse.c (check_dependence, canon_hash, equiv_constant,
6098 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6099 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6100 count_reg_usage): Likewise.
6101 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6102 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6103 cselib_record_sets): Likewise.
6104 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6105 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6106 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6107 * df.c (df_uses_record): Likewise.
6108 * dojump (do_jump): Likewise.
6109 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6110 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6111 decl_start_label): Likewise.
6112 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6113 operand_subword, change_address_1, make_safe_from): Likewise.
6114 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6115 stabilize, force_not_mem): Likewise.
6116 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6117 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6118 * expr.c (convert_move, convert_modes, emit_block_move,
6119 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6120 emit_move_insn_1, expand_assignment, store_expr,
6121 store_constructor_field, store_constructor, store_field,
6122 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6124 * final.c (cleanup_subreg_operands, alter_subreg,
6125 get_mem_expr_from_op): Likewise.
6126 * flow.c (notice_stack_pointer_modification_1,
6127 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6129 * function.c (mark_temp_addr_taken, preserve_temp_slots,
6130 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6131 optimize_bit_field, flush_addressof, purge_addressof_1,
6132 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6133 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6134 keep_stack_depressed): Likewise.
6135 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6136 noce_process_if_block, find_memory): Likewise.
6137 * integrate.c (subst_constants, allocate_initial_values): Likewise.
6138 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6139 update_equiv_regs): Likewise.
6140 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6141 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6142 * optabs.c (expand_abs, emit_unop_insn): Likewise.
6143 * passes.c (rest_of_handle_final): Likewise.
6144 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
6145 move2add_note_store): Likewise.
6146 * ra-build.c (detect_remat_webs): Likewise.
6147 * ra-debug.c (dump_static_insn_cost): Likewise.
6148 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
6149 * recog.c (validate_change, apply_change_group, cancel_changes,
6150 validate_replace_rtx_1, general_operand, register_operand,
6151 nonmemory_operand, push_operand, pop_operand, memory_operand,
6152 indirect_operand, asm_operand_ok, offsettable_memref_p,
6153 offsettable_nonstrict_memref_p, constrain_operands,
6154 store_data_bypass_p): Likewise.
6155 * reg-stack.c (subst_stack_regs_pat): Likewise.
6156 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6157 copy_cost, reg_scan_mark_refs): Likewise.
6158 * regmove.c (optimize_reg_copy_3, stack_memref_p,
6159 combine_stack_adjustments_for_block): Likewise.
6160 * regrename.c (copyprop_hardreg_forward_1): Likewise.
6161 * reload.c (can_reload_into, push_reload, decompose, immune_p,
6162 find_reloads, find_reloads_address, find_reloads_address_1,
6163 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6164 find_equiv_reg): Likewise.
6165 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6166 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6167 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6168 delete_address_reloads): Likewise.
6169 * resource.c (mark_referenced_resources): Likewise.
6170 * rtlanal.c (get_jump_table_offset, count_occurrences,
6171 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6172 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6173 num_sign_bit_copies1): Likewise.
6174 * rtlhooks.c (gen_lowpart_general): Likewise.
6175 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6176 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6177 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6178 sdbout_global_decl): Likewise.
6179 * simplify-rtx.c (simplify_subreg): Likewise.
6180 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6181 expand_anon_union_decl, expand_end_case_type): Likewise.
6182 * unroll.c (calculate_giv_inc): Likewise.
6183 * var-tracking.c (stack_adjust_offset_pre_post,
6184 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6185 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6186 vt_add_function_parameters): Likewise.
6187 * varasm.c (make_var_volatile, notice_global_symbol,
6188 assemble_external, decode_addr_const, mark_weak,
6189 default_encode_section_info): Likewise.
6191 2004-07-01 Steven Bosscher <stevenb@suse.de>
6193 * stmt.c (check_seenlabel): Remove.
6194 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6196 2004-07-01 Richard Henderson <rth@redhat.com>
6198 * function.h (struct function): Remove x_function_call_count.
6199 (function_call_count): Remove.
6200 * calls.c (expand_call): Don't set it.
6201 * integrate.c (copy_rtx_and_substitute): Likewise.
6203 * function.h (struct function): Remove x_cleanup_label.
6204 (cleanup_label): Remove.
6205 * stmt.c (expand_value_return): Don't use it.
6206 * function.c (free_after_compilation): Don't set it.
6207 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
6208 * cfgexpand.c (tree_expand_cfg): Update call.
6209 * tree.h (expand_function_start): Update decl.
6211 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6214 * c-lang.c (c_initialize_diagnostics): Move from here ...
6215 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
6216 (c_tree_printer): Use pretty-printer to format %T.
6217 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6218 before '*' if not C++.
6219 (pp_c_direct_abstract_declarator): Don't try to print array upper
6220 bound for flexible array members.
6221 * c-tree.h: Include "diagnostic.h".
6222 (c_initialize_diagnostics): Declare.
6223 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6224 * c-format.c (format_type_warning): New function. Improve
6225 diagnostics for incorrect format argument types.
6226 (check_format_types): Use it. Add two parameters. Use the
6227 TYPE_MAIN_VARIANT of wanted_type.
6228 (check_format_info_main): Pass new parameters to
6230 (struct format_wanted_type): Update comment.
6232 2004-07-01 Nick Clifton <nickc@redhat.com>
6234 * target.h (struct gcc_target): Add new field to struct cxx:
6235 import_export_class.
6236 * target-def.h (TARGET_CXX): Initialise the new field.
6237 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6239 * doc/tm.texi: Document the new target hook.
6241 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6243 * builtins.c (fold_builtin_classify): Fix typo.
6245 2004-07-01 Richard Henderson <rth@redhat.com>
6247 * function.c (identify_blocks, identify_blocks_1): Remove.
6248 * function.h (identify_blocks): Remove.
6249 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6251 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6253 * builtins.c (fold_builtin_classify): New.
6254 (fold_builtin_unordered_cmp): Fix commentary.
6255 (fold_builtin): Use it.
6256 * builtins.def: Define builtins for isnan,
6257 isnanf, isnanl, finite, finitef, finitel,
6258 isinf, isinff, isinfl.
6260 2004-07-01 Richard Henderson <rth@redhat.com>
6262 * function.h (struct function): Remove dont_emit_block_notes.
6263 * gimple-low.c (lower_function_body): Don't set it.
6264 * cfgexpand.c (expand_block): Don't check it.
6265 * cfglayout.c (insn_locators_initialize): Likewise.
6266 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6267 * passes.c (rest_of_compilation): Likewise.
6268 * stmt.c (expand_start_bindings_and_block): Likewise.
6269 (expand_end_bindings): Likewise.
6271 2004-07-01 Richard Henderson <rth@redhat.com>
6273 * cgraph.h (cgraph_build_static_cdtor): Declare.
6274 * cgraphunit.c (cgraph_build_static_cdtor): New.
6275 * c-objc-common.c (build_cdtor): Use it.
6276 * coverage.c (create_coverage): Likewise.
6277 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
6278 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
6280 See ChangeLog.11 for earlier changes.
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