| blob | 9f50220cb06a4f59a37dfd309ff480ee168bf84f |
1 2004-08-04 Jan Hubicka <jh@suse.cz>
3 * basic-block.h (profile_staus): New global variable.
4 * cfg.c (profile_status): Declare.
5 (check_bb_profile): Break out from ....; use profile_status
6 (dump_flow_info): ... here.
7 * cfgbuild.c (find_basic_blocks): Set profile_status.
8 * cfgexpand.c (tree_expand_cfg): Likewise.
9 * predict.c (estimate_probability): Likewise.
10 * profile.c (branch_prob): Likewise.
11 * tree-cfg.c (build_tree_cfg): Likewise.
12 (dump_function_to_file): Use check_bb_profile.
13 * tree-pretty-print (dump_bb_header): Likewise.
14 * tree-profile.c (do_tree_profiling): Cleanup.
16 2004-08-04 Zack Weinberg <zack@codesourcery.com>
18 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
19 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
20 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
21 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
22 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
23 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
24 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
25 (ggc-none.o, errors.o): Move rule to generators section;
26 correct dependencies.
27 (min-insn-modes.o): Move rule to generators section; remove
28 unnecessary explicit command; correct dependencies.
29 (print-rtl.o, print-rtl1.o): Correct dependencies.
30 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
31 (mostlyclean): Update.
33 * errors.c: Include bconfig.h not config.h. Correct comment.
34 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
35 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
36 * print-rtl.c: Don't include tm_p.h.
38 * rtl.h: Move forward-decl of struct function down where it's
39 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
40 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
42 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
43 Jeff Law <law@redhat.com>
45 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
46 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
47 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
48 manipulate the duplicated ssa names.
49 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
50 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
51 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
52 New functions.
53 (release_ssa_name): Do not release ssa names that may have multiple
54 definitions.
55 * tree.h (release_ssa_name_force, mark_for_rewrite,
56 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
57 marked_ssa_names): Declare.
58 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
59 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
60 Update call to rewrite_ssa_into_ssa.
62 2004-08-04 Mark Mitchell <mark@codesourcery.com>
64 * defaults.h (TARGET_DECLSPEC): New macro.
65 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
66 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
67 * config/arm/symbian. (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
68 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
69 __declspec support.
70 (TARGET_DECLSPEC): Define.
71 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
72 __declspec support.
73 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
74 __declspec support.
75 (TARGET_DECLSPEC): Define.
76 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
77 __declspec support.
78 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
79 support.
80 * doc/tm.texi (TARGET_DECLSPEC): Document.
82 * doc/extend.texi: Fix typo in comment.
84 2004-08-04 Paul Brook <paul@codesourcery.com>
86 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
87 (TARGET_CXX): Use it.
88 * target.h (struct gcc_target): Add cdtor_returns_this.
89 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
90 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
91 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
93 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
95 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
96 low/high pair. Do range checking directly.
97 (interpret_integer): Adjust.
99 2004-08-04 Nick Clifton <nickc@redhat.com>
101 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
102 GCC ABI.
103 * doc/invoke.texi: Document this new switch and also the -mrenesas
104 switch.
106 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
108 * cfglayout.c (insn_locators_initialize): Update the current
109 location before initializing a location.
111 2004-08-03 Zack Weinberg <zack@codesourcery.com>
113 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
114 (dbxout_function_end): Return after emitting the "Lscope" symbol
115 under the same conditions that this function formerly wasn't called.
116 Add explanatory comments.
118 PR 14860
119 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
120 on the new decl.
122 PR 13956
123 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
124 functions, broken out of dbxout_block.
125 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
126 stabs too, if it contains symbols. Use the begin_label and
127 the Lscope label (emitted by dbxout_function_end) for the
128 range of this block.
130 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
132 * doc/install.texi: Update autoconf version requirements.
134 2004-08-03 Zack Weinberg <zack@codesourcery.com>
136 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
137 * recog.c (general_operand, immediate_operand, nonmemory_operand)
138 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
139 * regclass.c (record_reg_classes): Likewise.
140 * reload.c (find_reloads): Likewise.
141 * reload1.c (reload): Likewise.
143 2004-08-03 Zack Weinberg <zack@codesourcery.com>
145 * gensupport.c (init_md_reader_args_cb): Renamed from
146 init_md_reader_args. Add third option, callback function for
147 parsing program-specific options. Add diagnosis of incorrect
148 number of input files.
149 (init_md_reader): Fold into init_md_reader_args_cb.
150 (init_md_reader_args): Now a thin wrapper around
151 init_md_reader_args_cb.
152 * gensupport.h: Update prototypes.
154 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
155 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
156 * genrecog.c: No need to diagnose lack of an input file;
157 init_md_reader_args will handle it.
158 * genconditions.c: Likewise, and use init_md_reader_args.
159 * genconstants.c: Likewise, and no need to call read_md_rtx.
161 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
163 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
164 declarations.
166 2004-08-03 Mike Stump <mrs@apple.com>
168 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
169 for frameworks.
170 * doc/invoke.texi (Darwin Options): Update to reflect above.
172 2004-08-03 Roger Sayle <roger@eyesopen.com>
174 PR middle-end/16790
175 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
176 truncations, not just global truncations.
178 2004-08-03 Andrew Pinski <apinski@apple.com>
180 PR bootstrap/16865
181 * loop-iv.c (simplify_using_assignment): Initialize lhs.
183 2004-08-03 Paul Brook <paul@codesourcery.com>
185 * gcc/doc/install.texi: Document MPFR requirement.
187 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
189 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
190 and mmap() explicitly instead of relying on preset autoconf cache
191 variables.
192 * configure: Regenerate.
194 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
196 PR target/16570
197 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
198 to tmake_file.
199 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
200 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
201 to tmake_file.
203 * config/i386/t-gmm_malloc: New file.
204 * config/i386/t-pmm_malloc: Likewise.
206 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
208 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
209 Tanguy Fautrà <tfautre@pandora.be>
211 * config/i386/pmm_malloc.h: New file.
213 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
215 * config/i386/gmm_malloc.h: New file.
217 2004-08-03 Dale Johannesen <dalej@apple.com>
219 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
220 * c-common.c: Include opts.h.
221 (c_common_get_alias_set): Fix check for a single input file.
222 * toplev.c: Remove current_file_decl.
223 * tree.h: Ditto.
225 2004-08-03 Mark Mitchell <mark@codesourcery.com>
227 * config.gcc (arm*-*-symbianelf*): New target.
228 * config/arm/symbian.h: New file.
230 * gthr-gnat.c: Add visibility #pragmas.
231 * gthr-gnat.h : Likewise.
232 * gthr.h: Likewise.
233 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
234 (__ffsDI2): Likewise.
235 (__clzSI2): Likewise.
236 (__ctzSI2): Likewise.
237 (__ctzDI2): Likewise.
238 (__popcountSI2): Likewise.
239 (__popcountDI2): Likewise.
240 (__paritySI2): Likewise.
241 (__parityDI2): Likewise.
242 * libgcc2.h: Add visibility #pragmas.
243 (__clzDI2): Add prototype.
244 (__clzSI2): Likewise.
245 (__ctzSI2): Likewise.
246 (__ffsDI2): Likewise.
247 (__ffsSI2): Likewise.
248 (__ctzDI2): Likewise.
249 (__popcountSI2): Likewise.
250 (__popcountDI2): Likewise.
251 (__paritySI2): Likewise.
252 (__parityDI2): Likewise.
253 * unwind-dw2-fde.h: Add visibility #pragmas.
254 * unwind.h: Likewise.
256 2004-08-03 David Edelsohn <edelsohn@gnu.org>
257 Dale Johannesen <dalej@apple.com>
258 Roger Sayle <roger@eyesopen.com>
260 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
261 constants more accurately. Adjust costs for FMA instructions.
262 Add cases for most logical and float operations. Recurse into
263 most operands.
265 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
267 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
269 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
271 * ra-build.c (conflicts_between_webs): For webs that cross a call add
272 conflicts to regs_invalidated_by_call.
274 2004-08-03 Paul Brook <paul@codesourcery.com>
276 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
278 2004-08-03 Jan Hubicka <jh@suse.cz>
280 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
281 ARRAY_REF argument.
283 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
285 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
286 arm968es, arm10e, arm1020e, arm1022e.
287 * invoke.texi: Update list of ARM cores.
288 * arm-tune.md: Regenerate.
290 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
292 * arm/gentune.sh: New file.
293 * arm/t-arm: New file.
294 * arm/arm-tune.md: New file (autogenerated).
295 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
296 * arm.md (attribute tune): Delete. Include arm-tune.md.
298 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
300 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
301 penultimate parameter. All callers adjusted.
302 (struct prefix_list): Remove used_flag_ptr.
303 (find_a_file): Do not set *pl->used_flag_ptr.
304 (warn_B, warn_std_ptr): Remove.
306 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
307 Mostafa Hagog <mustafa@il.ibm.com>
309 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
311 2004-08-02 Geoffrey Keating <geoffk@apple.com>
313 * dwarf2out.c (output_call_frame_info): Don't change data format
314 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
315 label. Use 'true' not '1'.
316 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
317 required.
319 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
321 * gdbinit.in: Reflect previous changes to rtunion_def.
323 2004-08-02 Roger Sayle <roger@eyesopen.com>
325 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
326 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
328 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
330 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
331 vec_p_reserve.
332 * langhooks.h (lang_hooks::builtin_function): Rename parameter
333 from "class" to "bt_class".
335 2004-08-02 Paul Brook <paul@codesourcery.com>
337 PR rtl-optimization/15068
338 * flow.c (init_propagate_block_info): Check condition is reversible.
340 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
342 * gengtype.h (options::info): Change type to const char *.
343 (enum gc_used_enum): Move out of struct type scope.
344 * gengtype.c (create_option): Convert initializer for option::info to
345 appropiate type.
346 (adjust_field_type, walk_type, write_func_for_structure,
347 write_root, write_roots): Remove pointless cast.
349 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
351 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
353 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
355 * rtl.h (union rtunion_def): Have all members start with the
356 prefix "rt_".
357 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
358 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
359 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
360 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
361 access.
362 * gengtype.c (adjust_field_rtx_def): Likewise.
363 * rtlanal.c (loc_mentioned_in_p): Likewise.
365 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
367 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
368 Replace uses of mips/elf64.h with mips/elf.h
369 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
370 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
371 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
372 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
373 (HANDLE_SYSV_PRAGMA): Delete.
374 (ASM_OUTPUT_DEF): Fix formatting.
375 * config/mips/elf64.h: Delete.
377 2004-08-01 Zack Weinberg <zack@codesourcery.com>
379 * config/ia64/ia64.c (got_symbolic_operand): Do require a
380 symbol+offset operand to have its offset be zero mod 0x3fff
381 when GOT entries are in use. Clarify logic in SYMBOL_REF
382 case. Clarify comments.
383 (ia64_expand_load_address): Split a symbol+offset load when
384 the offset is nonzero mod 0x3fff, not 0x1fff.
386 2004-08-01 Geoffrey Keating <geoffk@apple.com>
388 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
389 if trying to *store* to a non-offsettable address.
390 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
391 a nonoffsettable address.
392 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
393 Clean up.
394 (movti_string): Don't move GPRs to a nonoffsettable address.
395 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
397 2004-08-02 Ben Elliston <bje@au.ibm.com>
399 PR target/16155
400 * config/rs6000/altivec.h: Replace typeof with __typeof__.
402 2004-08-01 Richard Henderson <rth@redhat.com>
404 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
405 variable sized types.
407 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
409 * doc/invoke.texi: In the MIPS options section, remove the passage
410 saying that -mexplicit-relocs is usually disabled for -mabicalls
411 -fno-unit-at-a-time.
412 * config/mips/mips.c (override_options): Remove the code that enforced
413 this rule.
415 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
417 * config/mips/mips.md (cprestore): Provide two alternatives, one for
418 an in-range offset and one for an out-of-range offset. Wrap the latter
419 in .set macro/.set nomacro if it's inside a .set nomacro block.
421 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
423 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
424 (mips_restore_gp): Declare.
425 * config/mips/mips.c (mips_add_offset): Add a scratch register
426 argument. Reimplement in rtl only, reusing MIPS16 logic from
427 mips_output_mi_thunk.
428 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
429 to mips_add_offset.
430 (mips_gp_save_slot): Delete.
431 (mips_restore_gp): New function.
432 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
433 * config/mips/mips.md (exception_receiver): Turn into a
434 define_insn_and_split. Use mips_restore_gp to do the split.
435 (call_internal, call_value_internal, call_value_multiple_internal): Use
436 mips_restore_gp to restore $gp.
438 2004-07-31 Andrew Pinski <apinski@apple.com>
440 PR other/16842
441 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
443 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
445 * c-decl.c (diagnose_mismatched_decls): Give error for external
446 redeclaration of identifier declared with no linkage, not just
447 warning with -Wtraditional. Do not check DECL_CONTEXT to give
448 error for redeclaration with no linkage.
450 2004-07-30 Geoffrey Keating <geoffk@apple.com>
451 Fariborz Jahanian <fjahanian@apple.com>
453 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
454 non-offsettable addresses even for DImode.
455 (rs6000_split_multireg_move): Cope with non-offsettable addresses
456 being moved into multiple GPRs.
458 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
459 to 64.
460 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
461 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
462 to 128.
463 * config/rs6000/darwin-ldouble.c (isless): New macro.
464 (inf): New macro.
465 (nonfinite): New macro.
466 (FPKINF): Delete.
467 (_xlqadd): Completely rewrite.
468 (_xlqmul): Correct overflow handling.
469 (_xlqdiv): Correct overflow handling.
470 * config/rs6000/darwin-ldouble-format: New file.
472 2004-07-30 Roger Sayle <roger@eyesopen.com>
473 Richard Henderson <rth@redhat.com>
475 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
476 9 into the equivalent lea instruction.
478 2004-07-30 Richard Henderson <rth@redhat.com>
480 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
481 with DECL_INITIAL if fb_lvalue.
482 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
483 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
484 with <Cxxx>.
485 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
487 2004-07-30 Diego Novillo <dnovillo@redhat.com>
489 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
490 pointer escapes through a function call, assume that the
491 callee will dereference it.
492 (add_pointed_to_var): Assume that VALUE is always an
493 ADDR_EXPR.
494 (collect_points_to_info_r): Only call add_pointed_to_var if
495 the value is an ADDR_EXPR.
497 2004-07-30 Diego Novillo <dnovillo@redhat.com>
499 * tree-ssa-alias.c (create_alias_map_for): Do not get the
500 alias set of the inner type of ARRAY_TYPEs.
502 2004-07-29 Diego Novillo <dnovillo@redhat.com>
504 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
505 setting a non-register to UNDEFINED right before the call to
506 set_lattice_value.
508 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
510 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
512 2004-07-29 Diego Novillo <dnovillo@redhat.com>
514 * tree-ssa.c (verify_flow_sensitive_alias_info): When
515 comparing points-to sets of different pointers, make sure the
516 second pointer is actually referenced in the code.
518 2004-07-29 Zack Weinberg <zack@codesourcery.com>
520 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
521 (got_symbolic_operand): Remove unreachable code.
522 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
523 setjmp_operand; add entry for tls_symbolic_operand.
524 * config/ia64/ia64-protos.h: Remove all prototypes of
525 predicate functions.
527 2004-07-29 Mark Mitchell <mark@codesourcery.com>
529 * c-common.h (lang_post_pch_load): New variable.
530 * c-pch.c (lang_post_pch_load): Define it.
531 (c_common_read_pch): Use it.
532 * cgraphunit.c (record_call_1): Give the front end a chance to
533 record additional needed entities when a variable is marked as
534 needed.
535 * tlink.c (recompile_files): Robustify.
536 (scan_linker_output): If a symbol is assigned to a file,
537 but after recompilation is not present there, issue an error
538 message.
540 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
542 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
543 Take orig_loop argument and pass it to set_level.
544 (schedule_sm): Pass the correct orig_loop to force_move_till.
546 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
548 * cfgloop.c (update_latch_info): Update dominator of the new block.
549 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
550 info.
551 * dominance.c (verify_dominators): Check that the dominance tree is
552 connected.
553 (recount_dominator): Ignore unreachable blocks.
554 (iterate_fix_dominators): Cleanup old dominance information before
555 recomputing it.
557 2004-07-29 Diego Novillo <dnovillo@redhat.com>
559 * tree-ssa-operands.c (get_expr_operands): Revert changes
560 to ADDR_EXPR processing introduced by:
561 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
562 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
564 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
566 * doc/implement-c.texi: Add C90 subclause references. Point to
567 preprocessor documentation instead of duplicating it. Add points
568 only present in C90. Fill in documentation for all points.
570 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
572 * pa.c (output_movb): Correct typo.
574 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
576 * ra.h (single_reg_in_regclass): Declare.
577 * ra.c (single_reg_in_regclass): Define.
578 (first_hard_reg): New.
579 (init_ra): Initialize single_reg_in_regclass.
580 * ra-colorize.c (ok_class): New.
581 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
583 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
585 * gcov-io.h: Allow zero tag as EOF indicator.
586 (gcov_is_eof): Remove.
587 (gcov_truncate): Remove.
588 * gcov-io.c (gcov_seek): Always SEEK_SET.
589 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
590 EOF tag.
591 * coverage.c (read_counts_file): Don't use gcov_is_eof.
592 * gcov-dump.c (dump_file): Likewise.
593 * gcov.c (read_graph_file, read_count_file): Likewise.
595 * c-decl.c (complete_array_type): Don't gratuitously copy
596 maxindex. Check it always has a type.
598 2004-07-29 Steven Bosscher <stevenb@suse.de>
600 * rtl.c (currently_expanding_to_rtl): New.
601 * rtl.h (currently_expanding_to_rtl): Export it.
602 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
604 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
605 inliner hack.
606 * config/sh/sh.c: Replace rtx_equal_function_value_matters
607 with currently_expanding_to_rtl.
608 * config/sh/sh.md: Likewise.
609 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
611 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
613 Introduce sh2a support.
614 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
615 * config.gcc: Build multilibs for sh2a and sh2a-single by
616 default.
617 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
618 default. Split their tests out of the corresponding SH4
619 multilibs.
620 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
621 multilibs for SH2a.
622 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
623 * config.gcc: Handle sh2a multilibs and cpu selection.
624 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
625 * config/sh/t-mlib-sh2a: New.
626 * config/sh/t-mlib-sh2a-nofpu: New.
627 * config/sh/t-mlib-sh2a-single: New.
628 * config/sh/t-mlib-sh2a-single-only: New.
629 2004-07-09 Nick Clifton <nickc@redhat.com>
630 Issue 43400
631 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
632 -ml and -m2a are used together.
633 2004-03-23 DJ Delorie <dj@redhat.com>
634 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
635 when we have a double-sized FPU.
636 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
637 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
638 is set.
639 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
640 -msh2a-single and -msh2a-single-only
641 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
642 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
643 is set.
644 2004-02-20 DJ Delorie <dj@delorie.com>
645 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
646 2004-02-20 Fred Fish <fnf@redhat.com>,
647 Corinna Vinschen <vinschen@redhat.com>
648 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
649 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
650 2004-02-18 DJ Delorie <dj@redhat.com>
651 * config/sh/sh.c (broken_move): Add support for movi20.
652 * config/sh/sh.h: Likewise.
653 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
654 * config/sh/sh.md (udivsi3_sh2a): New.
655 (udivsi3): Call it.
656 (divsi3_sh2a): New.
657 (divsi3): Call it.
658 (mul_r): New.
659 (ashlsi3_sh2a): New.
660 (ashrsi3_sh2a): New.
661 (lshrsi3_sh2a): New.
662 (movsi_i): Disable for sh2a.
663 (movsi_ie): Add movi20.
664 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
665 sh2a, for -m2a-nofpu mode.
666 2004-02-13 DJ Delorie <dj@redhat.com>
667 * config/sh/lib1funcs.asm: Handle double vs single better.
668 * config/sh/sh.h: Likewise.
669 2004-02-09 DJ Delorie <dj@redhat.com>
670 * config/sh/crt1.asm: Add support for sh2a.
671 * config/sh/elf.h: Likewise.
672 * config/sh/lib1funcs.asm: Likewise.
673 * config/sh/sh.c: Likewise.
674 * config/sh/sh.md: Likewise.
675 * config/sh/sh.h: Likewise.
676 * config/sh/t-sh: Likewise.
678 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
680 * config/frv/frv.md (movqi_internal, movhi_internal,
681 movsi_internal): Add backup alternatives for memory inputs.
683 2004-07-28 Matt Austern <austern@apple.com>
685 * config/darwin.c (darwin_one_byte_bool): New global variable.
686 * config/darwin.h (darwin_one_byte_bool): Declare.
687 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
688 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
689 value of darwin_one_byte_bool.
690 * doc/invoke.texi: Document -mone-byte-bool flag.
692 2004-07-28 Eric Christopher <echristo@redhat.com>
694 * c-common.c (c_common_unsafe_for_reeval): Delete.
695 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
696 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
697 * calls.c (fix_unsafe_tree): Delete.
698 (expand_call): Delete code which used above.
699 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
700 * expr.c (expand_expr_real_1): Ditto.
701 * fold-const.c (non_lvalue): Ditto.
702 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
703 (lhd_unsafe_for_reeval): Ditto.
704 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
705 * langhooks.h (unsafe_for_reeval): Ditto.
706 (unsave_expr_now): Adjust comment.
707 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
708 (estimate_num_insns_1): Ditto.
709 * tree-pretty-print.c (dump_generic_node): Ditto.
710 * tree.c (expr_align): Ditto.
711 (unsave_expr): Delete.
712 (unsafe_for_reeval): Ditto.
713 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
714 * tree.def (UNSAVE_EXPR): Delete.
715 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
717 2004-07-28 Zack Weinberg <zack@codesourcery.com>
719 * tree.h (enum tls_model): Move ...
720 * coretypes.h: ... here.
722 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
724 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
726 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
728 * cse.c (validate_canon_reg): New function, split out from...
729 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
731 2004-07-28 Diego Novillo <dnovillo@redhat.com>
733 * tree-ssa-alias.c (maybe_create_global_var): Don't just
734 return if .GLOBAL_VAR has been created.
736 2004-07-28 Diego Novillo <dnovillo@redhat.com>
738 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
739 every variable that may have aliases, not just tags.
741 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
743 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
744 move_from_CR_eq_bit.
745 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
748 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
749 e500_flip_eq_bit.
751 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
752 output_e500_flip_eq_bit.
754 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
755 output_e500_flip_eq_bit.
756 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
757 output_e500_flip_eq_bit.
758 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
759 (print_operand): case D. Get to EQ bit.
761 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
763 * gcov.c (function_summary): Add missing \n.
765 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
767 Introduce sh4a support.
768 * config.gcc: Handle sh4a multilibs and cpu selection.
769 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
770 * config/sh/t-mlib-sh4a: New.
771 * config/sh/t-mlib-sh4al: New.
772 * config/sh/t-mlib-sh4a-nofpu: New.
773 * config/sh/t-mlib-sh4a-single: New.
774 * config/sh/t-mlib-sh4a-single-only: New.
775 2004-02-20 DJ Delorie <dj@redhat.com>
776 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
777 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
778 2003-08-22 Eric Christopher <echristo@redhat.com>
779 * config/sh/sh4a.md: Update for chip errata.
780 2003-08-07 Eric Christopher <echristo@redhat.com>
781 * config/sh/sh4a.md: New file. sh4a processor description.
782 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
783 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
784 of -m4a-nofpu.
785 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
786 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
787 * doc/invoke.texi (SH Options): Document -m4al.
788 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
789 * config/sh/sh.c (expand_block_move): Remove commented-out code
790 checked in by mistake.
791 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
792 single elements from SFmode vectors.
793 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
794 register.
795 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
796 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
797 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
798 sh_fsca_int2sf): Remove variable declarations.
799 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
800 sh_fsca_int2sf): New functions.
801 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
802 sh_fsca_int2sf_rtx): New static variables.
803 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
804 sh_fsca_int2sf): Declare.
805 * config/sh/sh.md: Adjust.
806 * doc/invoke.texi (SH Options): Document new options.
807 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
808 compatibility from SH4 code.
809 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
810 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
811 early.
812 (memory_movsrc_operand): Renamed to...
813 (unaligned_load_operand): ... this. Simplified.
814 * config/sh/sh.h (PREDICATE_CODES): Adjust.
815 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
816 input operand to SImode, and adjust the others. Introduce
817 post-increment by peephole.
818 * config/sh/sh.c (expand_block_move): Give the target address the
819 same mode as the temp reg.
820 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
821 copying.
822 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
823 Introduce support for SH4a.
824 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
825 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
826 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
827 sh_fsca_int2sf): New.
828 (sh_init_builtins): Initialize them.
829 (print_operand): Support `d'.
830 (expand_block_move): Use movua if src is misaligned.
831 (memory_movsrc_operand): New.
832 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
833 and one of the SH4 macros.
834 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
835 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
836 SELECT_SH4A_SINGLE): New.
837 (TARGET_NONE): Add SH4A_BIT.
838 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
839 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
840 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
841 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
842 (enum processor_type): Added PROCESSOR_SH4A.
843 (PREDICATE_CODES): Add memory_movsrc_operand.
844 * config/sh/sh.md: Removed unused variables.
845 (attr cpu): Add sh4a.
846 (attr type): Add movua, fsrra and fsca.
847 (prefetch): New, for SH4.
848 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
849 (toggle_sz): Set type to fp.
850 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
851 (movua, extv, extzv): New.
852 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
853 and 4a-single-only.
855 2004-07-28 Diego Novillo <dnovillo@redhat.com>
857 * tree-optimize.c (init_tree_optimization_passes): Schedule
858 pass_may_alias right after the program is renamed into SSA.
859 * tree-pass.h (PROP_alias): Define.
860 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
861 * tree-sra.c (pass_sra): Likewise.
862 * tree-ssa-ccp.c (pass_ccp): Likewise.
863 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
864 * tree-ssa-dce.c (pass_dce): Likewise.
865 * tree-ssa-dom.c (pass_dominator): Likewise.
866 * tree-ssa-dse.c (pass_dse): Likewise.
867 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
868 * tree-ssa-loop-ch.c (pass_ch): Likewise.
869 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
870 * tree-ssa-pre.c (pass_pre): Likewise.
871 * tree-tailcall.c (pass_tail_recursion): Likewise.
872 * tree-ssa.c (pass_redundant_phi): Likewise.
873 * tree-ssa-alias.c (aliases_computed_p): Remove.
874 Update all users.
875 (init_alias_info): Do not mark all type tags for renaming
876 unconditionally.
877 Clear may_aliases from every symbol.
878 (setup_pointers_and_addressables): If a pointer has not been
879 dereferenced and it had a type tag, clear it and mark the old
880 tag for renaming.
882 2004-07-28 Diego Novillo <dnovillo@redhat.com>
884 PR tree-optimization/16705
885 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
886 .GLOBAL_VAR.
888 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
890 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
891 check.
893 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
894 don't make another one.
896 PR optimization/15077
897 * function.h (struct function): Add field saved_static_chain_decl.
898 Fix comment for static_chain_decl.
899 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
900 * tree-inline.h (save_body): Add new arg.
901 * tree-optimize.c (tree_rest_of_compilation): Handle saving
902 static_chain_decl.
904 2004-07-27 Richard Henderson <rth@redhat.com>
906 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
907 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
908 is_gimple_addressable.
909 * tree-gimple.c (is_gimple_addressable): Rename from
910 is_gimple_addr_expr_arg; accept INDIRECT_REF.
911 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
912 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
913 rename to is_gimple_addressable.
915 2004-07-28 Alan Modra <amodra@bigpond.net.au>
917 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
919 2004-07-27 Richard Henderson <rth@redhat.com>
921 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
922 before rounding.
924 2004-07-27 Zack Weinberg <zack@codesourcery.com>
926 * libgcc2.c: Change all conditionals testing
927 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
928 * libgcc2.h: Likewise.
929 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
930 TYPE_PRECISION of float80_type to 80.
931 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
932 of fpreg_type and float80_type to 80.
933 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
934 * config/m68k/netbsd-elf.h:
935 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
936 to evaluate to 80 whenever they would formerly have evaluated to 96.
937 * config/i386/sco5.h: Remove unnecessary redefinition of
938 LONG_DOUBLE_TYPE_SIZE.
939 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
940 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
941 XFmode, with a bitsize of 80. Update commentary.
942 * config/ia64/ia64-modes.def: Likewise.
943 * config/m68k/m68k-modes.def: Likewise.
945 2004-07-27 Steven Bosscher <stevenb@suse.de>
947 * cfgexpand.c (tree_expand_cfg): Fix comment.
949 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
950 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
951 Remove.
952 (prepare_function_start): Don't set rtx_equal_function_value_matters.
953 * integrate.c (copy_rtx_and_substitute): Don't test for it.
954 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
955 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
956 here again. Update leading comment.
957 * rtl.c (rtx_equal_function_value_matters): Remove.
958 (rtx_equal_p): Don't test for it.
959 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
960 Likewise.
962 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
963 * rtl.c (note_insn_name): Likewise.
964 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
965 * final.c (final_scan_insn): Likewise.
967 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
968 * passes.c (rest_of_handle_eh): Do it here.
970 * stmt.c (struct nesting): Remove struct nesting block member.
971 (struct stmt_status): Remove x_block_start_count field.
972 (current_block_start_count): Remove.
974 2004-07-27 Brian Booth <bbooth@redhat.com>
976 * tree-optimize.c (register_one_dump_file): Update condition that uses
977 static_pass_number.
978 (dup_pass_1): Replace with...
979 (next_pass_1): This.
980 (NEXT_PASS): Call next_pass_1.
981 (DUP_PASS): Remove.
982 (init_tree_optimization_passes): Remove uses of DUP_PASS.
983 (execute_one_pass): Update condition that uses
984 static_pass_number.
985 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
986 integer.
988 2004-07-27 Nick Clifton <nickc@redhat.com>
990 * config/m32r/m32r.c: Include integrate.h in order to get the
991 prototype for get_hard_reg_initial_val().
993 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
994 and tidy up indentation.
995 (final_presence_set): Use absence_set instead, so that if there is
996 nothing in the "o" pipe the "s" pipe can be scheduled.
998 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1000 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1001 don't have PT_VARS nor PT_MALLOC set.
1002 Clear name tag from pointers that have not been dereferenced.
1003 (set_pt_anything, set_pt_malloc): Forward declare.
1004 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1005 not type compatibility when determining if a pointer can be
1006 copy propagated.
1008 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1010 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1011 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1012 it to check whether the condition is still valid at the jump insn.
1013 * ifcvt.c (noce_get_condition): Likewise.
1014 (noce_get_alt_condition): Update call to canonicalize_condition.
1015 * loop-iv.c (simplify_using_initial_values): Update call to
1016 get_condition. Remove FIXME.
1017 (check_simple_exit): Update call to get_condition.
1018 * loop-unswitch.c (may_unswitch_on): Likewise.
1019 * loop.c (check_dbra_loop): Likewise.
1020 (canonicalize_condition, get_condition): Add an argument to say whether
1021 the condition must still be valid at INSN.
1022 (get_condition_for_loop): Update call to get_condition. Require that
1023 the condition be valid at INSN.
1024 * predict.c (estimate_probability): Update call to get_condition.
1025 Remove unused earliest parameter.
1026 (expected_value_to_br_prob): Update call to canonicalize_condition.
1028 2004-07-26 Eric Christopher <echristo@redhat.com>
1030 * tree-dfa.c (add_referenced_var): Register initializers of global
1031 variables.
1033 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1035 * config/i386/i386.c (function_arg): Always treat 8-
1036 and 16-byte wide vectors the same, even if MMX/SSE
1037 are disabled.
1038 (contains_128bit_aligned_vector_p): Add comment.
1040 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1042 * ra.h (enum node_type): Rename to:
1043 (enum ra_node_type).
1044 * ra-colorize.c: Likewise.
1046 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1048 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1049 after simplifying the jump.
1051 2004-06-26 Richard Henderson <rth@redhat.com>
1053 * calls.c (combine_pending_stack_adjustment_and_call): Make
1054 preferred_unit_stack_boundary argument unsigned. Make
1055 unadjusted_alignment unsigned.
1056 (expand_call): Make preferred_stack_boundary and
1057 preferred_unit_stack_boundary variables unsigned.
1058 * function.c (assign_stack_local_1): Make alignment unsigned.
1059 * function.h (struct function): Make stack_alignment_needed,
1060 preferred_stack_boundary unsigned.
1061 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1062 (ix86_compute_frame_layout): Make stack_alignment_needed,
1063 preferred_alignment variables unsigned.
1064 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1066 2004-07-26 Tom Tromey <tromey@redhat.com>
1068 * tree.h: Fix typo in comment.
1070 2004-07-26 Daniel Jacobowitz <dan@debian.org>
1072 PR bootstrap/12804
1073 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1074 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1075 (ggc_free): Remove incorrect freeing.
1076 (sweep_pages): Advance PP for large pages. Fix indentation.
1078 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1080 PR rtl-optimization/16643
1081 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1082 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1083 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1084 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1085 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1086 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1087 * rtl.h (tracer): Add a flags parameter.
1088 * tracer.c (tracer): Pass it to cfg_layout_initialise.
1089 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1090 (rest_of_handle_reorder_blocks): Update calls to tracer and
1091 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1092 (rest_of_handle_tracer): Pass 0 to tracer.
1093 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1095 2004-07-25 David Edelsohn <edelsohn@gnu.org>
1097 PR target/16239
1098 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1099 f->f.
1101 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
1103 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1104 (BINFO_BASE_ACCESS): Adjust.
1105 (BINFO_BASE_ACCESS_APPEND): New.
1106 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1107 * dbxout.c (dbxout_type): Adjust binfo access accessing.
1108 * dwarf2out.c (gen_member_die): Likewise.
1109 * tree-dump.c (deque_and_dump): Likewise.
1111 2004-07-26 Falk Hueffner <falk@debian.org>
1113 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1114 costs.
1116 2004-07-25 Roger Sayle <roger@eyesopen.com>
1118 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1119 value off of the stack if TARGET_USE_FFREEP.
1121 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1123 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1124 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
1125 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1126 check on invocation of XRESIZEVEC ().
1128 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1130 * c-common.c (disable_builtin_function): Rename variable n to
1131 new_disabled_builtin.
1132 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1133 Rename local variable old to old_decl.
1134 * gensupport.c (shift_output_template): Rename parameter old to src.
1135 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1136 old_rtx and newx to new_rtx.
1138 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1140 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1141 of c-pragma.h.
1142 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1143 enum cpp_ttype.
1144 * c-lex.c: Likewise.
1146 2004-07-25 Roger Sayle <roger@eyesopen.com>
1148 * fold-const.c (constant_boolean_node): Make extern.
1149 (make_range): Wrap long lines.
1150 (fold_cond_expr_with_comparison): Remove unnecessary call to
1151 pedantic_non_lvalue. Add missing calls to fold_convert.
1152 (fold_truthop): Add missing calls to fold_convert.
1153 (fold): Likewise.
1154 * tree.h (constant_boolean_node): Add prototype here.
1155 * builtins.c (expand_builtin_strncmp): Add missing calls to
1156 fold_convert.
1157 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1158 Call fold_convert and constant_boolean_node to correct types.
1159 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1160 missing call to fold_convert to correct types.
1162 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
1163 Brian Ryner <bryner@brianryner.com>
1165 PR c++/9283
1166 PR c++/15000
1167 * c-common.c (c_common_attribute_table): Allow
1168 handle_visibility_attribute to be called for types.
1169 (handle_visibility_attribute) When given a type, set the visibility
1170 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1171 so that we can check later whether the attribute was present. Added
1172 warning if attribute applied to non class type.
1173 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1174 decls and checking that they are consistent.
1175 * common.opt: Added -fvisibility.
1176 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1177 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1178 * flags.h, tree.h: Added assorted support defines for overall patch
1179 * opts.c: Added parsing support for -fvisibility.
1180 * tree.c (build_decl): Set visibility for all decls to be whatever
1181 is in force at that time.
1182 * varasm.c (default_binds_local_p_1): Reworked logic determining
1183 when to make a symbol locally bound.
1184 * doc/invoke.texi: Added documentation for -fvisibility and
1185 -fvisibility-inlines-hidden.
1187 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1189 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1190 * c-common.c: Add missing casts from void * to other types.
1191 * c-decl.c: Likewise.
1192 * c-format.c: Likewise.
1193 * c-lex.c: Likewise.
1194 * c-pragma.c: Likewise.
1195 * c-typeck.c: Likewise.
1196 * defaults.h: Likewise.
1197 * genconstants.c: Likewise.
1198 * gengtype-lex.l: Likewise.
1199 * genmodes.c: Likewise.
1200 * read-rtl.c: Likewise.
1201 * rtl.c: Likewise.
1203 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1205 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1206 * c-common.c: Likewise.
1207 * c-decl.c: Likewise.
1208 * c-lang.c: Likewise.
1209 * c-lex.c: Likewise.
1210 * c-opts.c: Likewise.
1211 * c-parse.in: Likewise.
1212 * c-typeck.c: Likewise.
1213 * genconditions.c: Likewise.
1214 * gengtype-lex.l: Likewise.
1215 * gengtype-yacc.y: Likewise.
1216 * gengtype.c: Likewise.
1217 * genmodes.c: Likewise.
1218 * gensupport.c: Likewise.
1219 * read-rtl.c: Likewise.
1220 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1221 htab_find_slot().
1223 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1225 * c-decl.c (groktypename, groktypename_in_param_context): Rename
1226 variable typename to type_name.
1227 * c-lex.c (interpret_float): Likewise.
1229 2004-07-25 Roger Sayle <roger@eyesopen.com>
1231 * convert.c (convert_to_real, convert_to_integer,
1232 convert_to_complex): Replace calls to build with calls to buildN.
1233 * coverage.c (tree_coverage_counter_ref): Likewise.
1234 * dojump.c (do_jump): Likewise.
1235 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1236 * emit-rtl.c (component_ref_for_mem_expr,
1237 set_mem_attributes_minus_bitpos): Likewise.
1238 * explow.c (update_nonlocal_goto_save_area): Likewise.
1239 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1240 expand_mult_add): Likewise.
1241 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1242 store_constructor, get_inner_reference, expand_expr_real_1,
1243 try_casesi, try_tablejump): Likewise.
1244 * function.c (expand_function_start): Likewise.
1245 * stmt.c (emit_case_bit_tests, expand_end_case_type,
1246 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1247 * stor-layout.c (place_union_field, layout_type): Likewise.
1248 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1249 * varasm.c (copy_constant): Likewise.
1251 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1253 * c-common.c: Rename all identifiers named `new'.
1254 * c-decl.c: Likewise.
1255 * gensupport.c: Likewise.
1256 * simplify-rtx.c: Likewise.
1257 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1258 with XNEW().
1259 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1260 with XNEWVEC().
1262 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1264 PR c/15360
1265 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1266 declarations until after calling pushdecl.
1267 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1268 "extern" and not on whether the declaration is initialized.
1270 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1272 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1273 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1274 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1275 "cpplib.h", "c-pragma.h", "c-common.h".
1276 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1277 (solaris_register_pragmas): New functions.
1278 * config/sol2-protos.h: New file.
1279 * config/sol2.c: New file.
1280 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1281 (REGISTER_TARGET_PRAGMAS): New macros.
1282 (solaris_pending_aligns, solaris_pending_inits)
1283 (solaris_pending_finis): New variables.
1284 * config/t-sol2 (sol2-c.o): Update dependencies.
1285 (sol2.o): New rule.
1286 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1287 SUBTARGET_INSERT_ATTRIBUTES.
1288 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1289 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1290 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1291 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1292 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1293 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1294 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1295 * config/sparc/sparc.c (sparc_attribute_table): New.
1296 (TARGET_INSERT_ATTRIBUTES): Define in terms of
1297 SUBTARGET_INSERT_ATTRIBUTES.
1298 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1299 is defined.
1300 * doc/extend.texi (Solaris Pragmas): New section.
1302 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1304 * c-common.c: Rename all identifiers named `class' to `cl'.
1305 * c-common.h: Likewise.
1306 * c-parse.in: Likewise.
1307 * c-typeck.c: Likewise.
1308 * genmodes.c: Likewise.
1309 * real.c: Likewise.
1310 * real.h: Likewise.
1311 * recog.c: Likewise.
1312 * recog.h: Likewise.
1313 * regrename.c: Likewise.
1314 * tree.h: Likewise.
1315 * c-common.c (builtin_function_2): Change type of 5th parameter from
1316 int to enum built_in_function. Change type of 8th parameter from int
1317 to bool.
1318 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1319 with GGC_CNEW().
1320 * c-typeck.c (convert_arguments): Change type of formal_prec from
1321 int to unsigned int.
1322 * genmodes.c (blank_mode): Make a few negative constants unsigned.
1323 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1324 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1325 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1326 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1327 iterator to for_all_modes () instead of an enum because enums can't
1328 be incremented in C++.
1331 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1333 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1334 hard registers.
1336 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1338 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1339 Handle ARRAY_RANGE_REF like ARRAY_REF.
1341 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1343 * c-typeck.c (digest_init): Don't allow arrays of signed or
1344 unsigned variants of wchar_t to be initialized by wide string
1345 constants. Do allow arrays of enumerated types compatible with
1346 wchar_t to be initialized by wide string constants. Refine tests
1347 distinguishing wide and narrow strings and arrays. Give specific
1348 error for arrays of other integer types initialized by string
1349 constants.
1350 (output_init_element, process_init_element): Check for
1351 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1352 initializing with string constants.
1354 2004-07-25 Richard Henderson <rth@redhat.com>
1356 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1357 on the RESULT_DECL.
1358 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1359 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1360 DECL_IGNORED_P to new decl.
1362 2004-07-24 Zack Weinberg <zack@codesourcery.com>
1364 * config/ia64/ia64.c (general_xfmode_operand)
1365 (destination_xfmode_operand): Delete.
1366 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1367 * config/ia64/ia64.md (*movxf_internal): Use general_operand
1368 and destination_operand.
1370 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1372 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1373 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1375 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1376 Zack Weinberg <zack@codesourcery.com
1378 PR 16684
1379 * c-decl.c (diagnose_mismatched_decls): Don't issue a
1380 redundant-declaration warning the first time a builtin is
1381 declared explicitly.
1383 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1385 * tree.h (staticp): Change return type to bool.
1387 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1389 * c-common.c (c_staticp): Last episode of the staticp saga.
1391 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1393 * c-common.h (c_staticp): Change return type from int to bool.
1394 * tree.c (staticp): Likewise.
1395 * langhooks.h (staticp): Likewise.
1397 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1399 * langhooks-def.h (lhd_staticp): Change return type from int to
1400 bool in prototype to match definition.
1402 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1404 * system.h (bool, true, false): Don't redefine as preprocessor macros
1405 in C++.
1407 2004-07-24 Roger Sayle <roger@eyesopen.com>
1409 * expmed.c (init_expmed): A signed modulus by a power of two is
1410 considered cheap if its less than or equal to four instructions.
1412 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1414 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1415 GGC_CNEWVAR): New macros.
1417 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1419 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1420 lists.
1421 * c-decl.c: Likewise.
1422 * c-format.c: Likewise.
1423 * c-lex.c: Likewise.
1424 * c-opts.c: Likewise.
1425 * c-pragma.c: Likewise.
1426 * c-typeck.c: Likewise.
1427 * gencheck.c: Likewise.
1428 * genconditions.c: Likewise.
1429 * genconfig.c: Likewise.
1430 * genflags.c: Likewise.
1431 * gengtype.c: Likewise.
1432 * gensupport.c: Likewise.
1433 * ggc-none.c: Likewise.
1434 * langhooks.c: Likewise.
1435 * statistics.h: Likewise.
1436 * stub-objc.c: Likewise.
1437 * java/decl.c: Likewise.
1439 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
1441 * config/m68k/m68k.c (output_scc_di): Fix coding style.
1442 (symbolic_operand): Fix prototype.
1443 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1444 * config/m68k/m68k.md: Add constants for registers a0 and sp and
1445 use them, change from the "{...}" syntax to the simpler {...}
1446 syntax.
1447 (*cfv4_extendqisi2): Fix destination predicate.
1448 * config/m68k/m68k-protos.h: Remove various declarations also
1449 generated via PREDICATE_CODES.
1451 2004-07-23 Mike Stump <mrs@apple.com>
1453 * c-typeck.c (convert_for_assignment): Tightened up pointer
1454 converstions that differ in signedness.
1456 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1458 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1460 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1462 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1463 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1465 * gimplify.c (gimplify_compound_lval): Check for no handled
1466 operations, rather than checking for explicit list of nodes.
1467 (is_gimple_addr_expr_arg_or_indirect): New function.
1468 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1469 redundant setting of TREE_INVARIANT.
1470 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1471 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1473 2004-07-23 Diego Novillo <dnovillo@redhat.com>
1475 PR tree-optimization/16688
1476 PR tree-optimization/16689
1477 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1478 unnecessary initialization of 'tag'.
1479 (get_tmt_for): Check that the new type tag has the same alias
1480 set as the pointed-to type.
1481 (group_aliases): Only regular variables need to be removed
1482 from the alias set of a name tag.
1483 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1484 propagation if the two types are not compatible.
1485 (merge_alias_info): Rename from replace_ssa_names_ann.
1486 Add more checking.
1487 (replace_exp_1): If both arguments are SSA_NAMEs, check that
1488 the propagation can be done.
1489 Only call merge_alias_info on pointers.
1490 (propagate_value): Likewise.
1491 * tree-ssa-copyrename.c: Include langhooks.h.
1492 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1493 to do the merging.
1494 Do not coalesce variables with incompatible types.
1495 (rename_ssa_copies): Call replace_ssa_name_symbol.
1496 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1497 the same type as the underlying _DECL.
1498 * tree-ssanames.c (replace_ssa_name_symbol): New function.
1499 * tree.h (replace_ssa_name_symbol): Declare.
1501 2004-07-23 Richard Henderson <rth@redhat.com>
1503 PR c++/16277
1504 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1505 unshare it properly.
1506 (gimplify_modify_expr_rhs): Push assignment from a conditional into
1507 the conditional for all non-register types.
1509 2004-07-23 Richard Henderson <rth@redhat.com>
1511 * expr.c (expand_expr_real_1): Don't handle non-local variables.
1512 * expr.h (fix_lexical_addr): Remove.
1513 * function.c (NEED_SEPARATE_AP): Remove.
1514 (fix_lexical_addr): Remove.
1515 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1516 not null decl_function_context.
1517 (create_alias_vars): Likewise.
1518 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1519 (simple_goto_p): Likewise.
1520 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1521 * tree-ssa-ccp.c (get_default_value): Likewise.
1522 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1523 * tree.c (needs_to_live_in_memory): Likewise.
1524 * tree-flow-inline.h (may_be_aliased): Move...
1525 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
1526 when TREE_STATIC variables may be addressable.
1528 2004-07-24 Jakub Jelinek <jakub@redhat.com>
1530 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1532 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1534 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1535 bitmap contents if GENERATOR_FILE is defined.
1536 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1537 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1539 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1541 * c-decl.c (start_function): Form composite type of function types
1542 rather than copying type from previous prototype declaration.
1544 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1546 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1547 the const qualifier for the second argument in the C++ functions.
1549 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1550 specific pointer types.
1552 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1553 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1554 for vector bool and/or vector pixel, add C++ and C missing support.
1555 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1556 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1557 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1558 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1559 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1560 missing C++ and C support for vector bool and/or vector pixel.
1561 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1562 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1563 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1564 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1565 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1566 C++ and C types used for vector bool and/or vector pixel.
1567 (vec_st, vec_stl): Add C++ support for vector pixel.
1568 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1569 (vec_all_ne): Add C++ support for vector pixel.
1571 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1572 (vec_vmulesb): Add missing C++ function.
1573 (vec_perm): Fix type of third argument in C++ function.
1574 (vec_vsum4shs): Fix C++ function name.
1575 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1576 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1577 argument passed to the error handler in C macro.
1578 (vec_nmsub): Remove extra parens around argument names in C macro.
1579 (vec_packpx): Add missing parens in C macro.
1581 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1583 * machmode.def: Remove vector modes.
1584 * config/alpha/alpha-modes.def: Add supported vector modes.
1585 * config/arm/arm-modes.def: Likewise.
1586 * config/frv/frv-modes.def: Likewise.
1587 * config/i386/i386-modes.def: Likewise.
1588 * config/rs6000/rs6000-modes.def: Likewise.
1589 * config/sh/sh-modes.def: Likewise.
1591 2004-07-23 Matthias Klose <doko@debian.org>
1593 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1594 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1595 * config.h: Regenerate.
1596 * configure: Likewise.
1598 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1600 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1601 generated SYMBOL_REFs for labels.
1602 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1603 Change prototype.
1604 (machopic_stub_name): Remove.
1605 (machopic_indirection_name): New function.
1606 (machopic_mcount_stub_name): Likewise.
1607 (machopic_classify_name): Remove.
1608 (machopic_function_base_sym): New function.
1609 (machpoic_classify_symbol): Likewise.
1610 (machopic_classify_ident): Remove.
1611 (machopic_define_ident): Likewise.
1612 (machopic_define_name): Likewise.
1613 (machopic_name_defined_p): Likewise.
1614 (machopic_ident_defined_p): Likewise.
1615 (darwin_strip_name_encoding): Likewise.
1616 (machopic_define_symbol): New function.
1617 * config/darwin.c (hashtab.h): Include.
1618 (machopic_defined_list): Remove.
1619 (machopic_classify_ident): Likewise.
1620 (machopic_classify_name): Likewise.
1621 (machopic_ident_defined_p): Likewise.
1622 (machopic_define_ident): Likewise.
1623 (machopic_define_name): Likewise.
1624 (machopic_symbol_defined_p): New function.
1625 (machopic_classify_symbol): Likewise.
1626 (machopic_data_defined_p): Use machopic_classify_symbol.
1627 (machopic_define_symbol): New function.
1628 (machopic_function_base_sym): New function.
1629 (machopic_non_lazy_pointers): Remove.
1630 (machopic_non_lazy_ptr_name): Likewise.
1631 (machopic_stubs): Likewise.
1632 (machopic_stub_name): Likewise.
1633 (NON_LAZY_POINTER_SUFFIX): New macro.
1634 (STUB_SUFFIX): Likewise.
1635 (machopic_indirection): New structure.
1636 (machopic_indirections): New variable.
1637 (machopic_indirection_hash): New function.
1638 (machopic_indirection_eq): Likewise.
1639 (machopic_indirection_name): Likewise.
1640 (machopic_mcount_stub_name): New function.
1641 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1642 hash table.
1643 (machopic_indirect_data_reference): Rework to use new functions.
1644 (machopic_indirect_call_target): Likewise.
1645 (machopic_legitimize_pic_address): Likewise.
1646 (machopic_output_indirection): New function.
1647 (machopic_finish): Use it.
1648 (machopic_operand_p): Rework to use new functions.
1649 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1650 (darwin_strip_name_encoding): Remove.
1651 (update_non_lazy_ptrs): Remove.
1652 (update_stubs): Likewise.
1653 (darwin_non_lazy_pcrel): Use new functions.
1654 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1655 (ASM_OUTPUT_LABELREF): Likewise.
1656 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1657 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1658 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1659 (TARGET_STRIP_NAME_ENCODING): Do not use
1660 darwin_strip_name_encoding.
1661 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1662 darwin_strip_name_encoding.
1663 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1664 machopic_mcount_stub_name.
1665 * config/i386/i386.c (x86_output_mi_thunk): Use
1666 machopic_indirection_name, not machopic_stub_name.
1667 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1668 machopic_function_base_sym.
1669 (print_operand): Use machopic_classify_symbol.
1670 (rs6000_emit_prologue): Use machopic_function_base_sym.
1671 (output_profile_hook): Do not use machopic_stub_name.
1672 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1674 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1676 PR c/7284
1677 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1678 as multiplication.
1680 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1682 * doc/implement-c.texi: New file.
1683 * doc/extend.texi (C Implementation): Move to there.
1684 * doc/gcc.texi: Include implement-c.texi.
1685 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1687 2004-07-22 Jason Merrill <jason@redhat.com>
1689 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1690 handling.
1691 * tree-inline.c (setup_one_parameter): Likewise.
1693 2004-07-22 Brian Booth <bbooth@redhat.com>
1695 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1696 (substitute_and_fold): Propigate into VUSE operands when possible.
1697 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1698 (cp_lattice_meet): Handle merging of latticevalues when
1699 UNKNOWN_VAL is present.
1700 (visit_stmt): Visit assignments with V_MUST_DEFs.
1701 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1702 (ccp_fold): Deal with RHS' that are constant and virtual.
1703 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1704 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1705 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1706 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1707 computing immediate uses.
1708 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1709 transition.
1710 (replace_vuse_in): New function.
1711 (likely_value): Add check of vuse operands.
1712 (get_default_value): Set the default value of virtually defined
1713 variables to UKNOWN_VAL instead of VARYING.
1715 2004-07-22 Richard Henderson <rth@redhat.com>
1717 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1719 2004-07-22 Richard Henderson <rth@redhat.com>
1721 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1722 variables due to conditional compilation.
1724 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1726 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1727 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1728 Release SSA names that have been re-renamed.
1729 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1730 variable.
1731 * tree-ssa-alias.c (init_alias_info): If aliases have been
1732 computed before, clear existing alias information.
1733 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1734 If the new name tag for a pointer is different than the one it
1735 had before, mark the old tag for renaming.
1736 (replace_may_alias): New function.
1737 (group_aliases): Call it.
1738 (setup_pointers_and_addressables): Always call get_tmt_for.
1739 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1740 once.
1741 (set_pt_anything): New local function.
1742 (set_pt_malloc): New local function.
1743 (merge_pointed_to_info): Don't merge pointed-to variables from
1744 the original pointer if the destination is pointing to an
1745 unknown location.
1746 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1747 (add_pointed_to_var): Do not add a variable to the points-to
1748 set if the pointer is already pointing to anywhere.
1749 (collect_points_to_info_r): If the defining statement is a PHI
1750 node, only merge pointed-to information if the argument has
1751 already been visited.
1752 (get_tmt_for): Only create a new tag if the pointer didn't
1753 have one already.
1754 (dump_alias_info): Emit more information.
1755 (dump_points_to_info_for): Likewise.
1756 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1757 try to get the annotation of an SSA_NAME.
1758 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1759 alias sets when checking is enabled.
1760 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1761 (eliminate): Mark basic blocks that will need
1762 EH information cleaned up.
1763 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1764 predecessor.
1765 Initialize need_eh_cleanup.
1766 (fini_pre): Call tree_purge_all_dead_eh_edges and
1767 cleanup_tree_cfg if needed.
1768 Free need_eh_cleanup.
1769 * tree-ssa.c (verify_ssa_name): New function.
1770 (verify_def): Call it.
1771 Re-arrange to avoid printing too many error messages.
1772 (verify_use): Likewise.
1773 (verify_phi_args): Likewise.
1774 (verify_flow_insensitive_alias_info): New function.
1775 (verify_flow_sensitive_alias_info): New function.
1776 (verify_alias_info): New function.
1777 (verify_ssa): Call verify_alias_info.
1778 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1779 program.
1780 Re-arrange to avoid printing too many error messages.
1781 * tree-ssanames.c (make_ssa_name): Clear
1782 SSA_NAME_IN_FREE_LIST.
1783 (release_ssa_name): Never release a default definition.
1784 (release_defs): New function.
1785 * tree.h: Declare it.
1786 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1788 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1790 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1791 If true, do a depth-first search. Do a breadht-first search,
1792 otherwise.
1793 (walk_use_def_chains): Add new argument IS_DFS.
1794 Update all users.
1795 * tree-flow.h (walk_use_def_chains): Update prototype.
1797 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1799 * config/cris/cris.md: Tweak formatting.
1800 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1801 (mover2side, moverside, movemside, movei, op3, andu): Replace
1802 live define_peephole:s with define_peephole2 near-equivalents.
1803 Delete the rest.
1804 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1805 word-size modes.
1806 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1807 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1808 "*mov_sidesi_mem" respectively.
1810 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1812 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1813 (gimplify_build1): Move from tree-complex.c do_unop.
1814 (gimplify_build2): Move from tree-complex.c do_binop.
1815 (gimplify_build3): New.
1816 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1817 Adjust throughout to call the functions above.
1818 * tree-flow.h: Declare the functions above.
1819 * tree-nested.c (gimplify_val): Rename to...
1820 (tsi_gimplify_val): ... this.
1822 * Makefile.in (tree_complex.o): Update dependencies.
1823 (stor-layout.o): Depend on regs.h.
1824 * c-common.c (handle_vector_size_attribute): Update for
1825 vector types without corresponding vector modes.
1826 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1827 a corresponding vector mode is not available.
1828 * print-tree.c (print_node): Print nunits for vector types
1829 * regclass.c (have_regs_of_mode): New.
1830 (init_reg_sets_1): Initialize it and use it instead
1831 of allocatable_regs_of_mode.
1832 * regs.h (have_regs_of_mode): Declare it.
1833 * stor-layout.c (layout_type): Pick a mode for vector types.
1834 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1835 build_replicated_const, do_unop, do_binop, do_plus_minus,
1836 do_negate, expand_vector_piecewise, expand_vector_parallel,
1837 expand_vector_addition, expand_vector_operations_1,
1838 expand_vector_operations, tree_lower_operations,
1839 pass_lower_vector_ssa, pass_pre_expand): New.
1840 (expand_complex_operations, pass_lower_complex): Remove.
1841 * tree-optimize.c (init_tree_optimization_passes): Adjust
1842 pass ordering for changes in tree-complex.c.
1843 * tree-pass.h: Declare new passes.
1844 * tree.c (finish_vector_type): Remove.
1845 (make_vector_type): New.
1846 (build_vector_type_for_mode, build_vector_type): Rewritten.
1847 * tree.def (VECTOR_TYPE): Document where the number of
1848 subparts is stored.
1849 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1850 (make_vector): Remove declaration.
1852 2004-07-21 Richard Henderson <rth@redhat.com>
1854 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1855 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1856 (remove_useless_vars): Dump debugging info.
1857 (expand_used_vars): Move ...
1858 * cfgexpand.c (expand_used_vars): ... here. Make static.
1859 * tree-flow-inline.h (set_is_used): New.
1860 (set_default_def): Use get_var_ann.
1861 * tree-flow.h: Update decls.
1862 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1863 (create_ssa_var_map): Use it.
1864 * tree-ssa.c (set_is_used): Remove.
1866 2004-07-22 Ben Elliston <bje@au.ibm.com>
1868 * gdbinit.in: Set a breakpoint on internal_error.
1870 2004-07-21 Richard Henderson <rth@redhat.com>
1872 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1873 to create a new basic block.
1875 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1877 PR c/15052
1878 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1879 return type on function definitions. Move other warnings for
1880 qualified return type to -Wreturn-type. Do not condition any such
1881 warnings on -pedantic. Update comments.
1882 (start_function): Only copy function type from previous prototype
1883 declaration if return types are compatible.
1884 * c-typeck.c (function_types_compatible_p): Don't condition
1885 warning for incompatibility of volatile qualifiers on the return
1886 type on -pedantic. Update comment.
1887 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1889 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1891 * c-typeck.c (set_init_index): Require designator to be of integer
1892 type.
1894 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1896 PR c/11250
1897 * c-parse.in (init): Change to exprtype.
1898 (primary): Set original_code for STRING to STRING_CST.
1899 Call maybe_warn_string_init for compound literals.
1900 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1901 (initval): Update.
1902 * c-tree.h (maybe_warn_string_init): New.
1903 (pop_init_level, process_init_element): Use struct c_expr.
1904 (struct c_expr): Update comment.
1905 * c-typeck.c (maybe_warn_string_init): New function.
1906 (digest_init): Call it. Additional parameter strict_string. All
1907 callers changed.
1908 (output_init_element): Likewise.
1909 (struct constructor_stack): Use struct c_expr for
1910 replacement_value.
1911 (really_start_incremental_init, push_init_level): Update.
1912 (pop_init_level): Update. Return struct c_expr.
1913 (process_init_level): Update. Take struct c_expr argument.
1915 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1917 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1918 commit.
1920 2004-07-21 Eric Christopher <echristo@redhat.com>
1922 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1923 removal.
1924 * c-decl.c (pop_scope): Ditto.
1925 * calls.c (expand_call): Remove call to current_nesting_level,
1926 update comment accordingly. Remove calls to expand_start_target_temps
1927 and expand_end_target_temps.
1928 * cfgexpand.c (construct_init_block): Remove call to
1929 expand_start_bindings_and_block.
1930 (construct_exit_block): Remove call to expand_end_bindings.
1931 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1932 (expand_expr_real_1): Ditto. Fix formatting.
1933 (expand_vars): Delete.
1934 * stmt.c (POPSTACK): Remove block_stack.
1935 (stmt_status): Remove x_block_stack.
1936 (block_stack): Delete.
1937 (expand_start_bindings_and_block): Ditto.
1938 (expand_start_target_temps): Ditto.
1939 (expand_end_target_temps): Ditto.
1940 (current_nesting_level): Ditto.
1941 (warn_about_unused_variables): Ditto.
1942 (expand_end_bindings): Ditto.
1943 * tree.h: Remove declarations for above.
1945 2004-07-21 Steven Bosscher <stevenb@suse.de>
1947 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1948 * rtl.c (note_insn_name): Likewise.
1949 * print-rtl.c (print_rtx): Don't print it.
1950 * cfgrtl.h (can_delete_note_p): Don't handle it.
1951 (rtl_delete_block): Likewise.
1952 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1953 (rest_of_compilation): Don't call it.
1954 * predict.c (process_note_predictions, process_note_prediction,
1955 note_prediction_to_br_prob): Remove.
1956 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1957 * stmt.c (return_prediction): Remove.
1958 (expand_value_return): Don't call it. Don't add prediction
1959 notes for return statements.
1961 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1963 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1964 once.
1966 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1968 * c-common.c (vector_types_convertible_p): Use vector types'
1969 TYPE_SIZE and TREE_TYPE instead of their mode.
1970 * convert.c (convert_to_integer): Likewise.
1971 (convert_to_vector): Likewise.
1972 * fold-const.c (fold_convert): Likewise.
1973 * varasm.c (output_constant): Likewise.
1974 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1975 Allow a VECTOR_TYPE initializer to be made of several vectors.
1976 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1977 of cleared and need_to_clear, and use fold_convert.
1978 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1979 integer vectors.
1981 2004-07-20 Richard Henderson <rth@redhat.com>
1983 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1984 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1986 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1988 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1989 enormous cost if not TARGET_HARD_MUL.
1991 2004-07-20 Andrew Pinski <apinski@apple.com>
1993 PR target/16557
1994 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1995 (ASM_SPEC): here.
1997 2004-07-21 Paul brook <paul@codesourcery.com>
1999 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2001 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2003 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2004 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2005 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2007 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2009 * rtl.h (plus_constant): Delete.
2010 (plus_constant_wide): Rename to plus_constant.
2011 (plus_constant_for_output_wide): Delete vestigial prototype.
2012 (GEN_INT): Remove unnecessary cast.
2013 * tree.h (build_int_2, size_int_type): Delete.
2014 (build_int_2_wide): Rename to build_int_2.
2015 (size_int_wide): Rename to size_int_kind.
2016 (size_int_type_wide): Rename to size_int_type.
2017 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2018 Remove unnecessary cast.
2019 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2020 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2021 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2022 (size_int_type_wide): Rename size_int_type.
2023 (int_const_binop): Use size_int_type.
2024 * c-lex.c (interpret_integer): Use build_int_2.
2025 * final.c (split_double): Remove unnecessary casts.
2026 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2028 2004-07-20 Richard Henderson <rth@redhat.com>
2030 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2031 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2032 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2033 (is_gimple_tmp_reg): New.
2034 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2036 2004-07-20 Richard Henderson <rth@redhat.com>
2038 * tree-pretty-print.c (dump_generic_node): Dump
2039 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2041 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2043 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2044 (mudflap_init): Set it.
2045 (mudflap_register_call): Remove __mf_init call.
2046 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2047 to pass "-ignore-reads" option to libmudflap if needed.
2049 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2051 PR c++/14607
2052 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2053 (MAKE_DECL_ONE_ONLY): Undefine.
2054 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2055 readonly_data, one_only_data_section, forget_section): New prototypes.
2056 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2057 functions.
2058 (pa_select_section): Add one-only (COMDAT) support.
2059 * pa.h (struct machine_function): Define.
2060 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2061 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2062 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2063 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2064 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2065 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2066 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2067 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2068 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2069 for EXTRA_SECTION_FUNCTIONS.
2070 * doc/install.texi: Update binutils requirements.
2072 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2074 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2075 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2076 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2077 size_t.
2078 (struct VEC): Use unsigned for num and alloc.
2079 * vec.c (struct vec_prefix): Likewise.
2080 (vec_o_reserve): Adjust.
2082 * dbxout.c (dbxout_type): Fix printf format.
2084 * tree.h (binfo_member): Remove.
2085 * tree.c (binfo_member): Remove.
2087 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2089 * tree.h: Include vec.h
2090 (DEF_VEC_P(tree)): New type.
2091 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2092 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2093 (BINFO_LANG_SLOT): Remove.
2094 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2095 (struct tree_binfo): Turn base_binfos into a trailing
2096 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2097 (binfo_lang_slots): Remove.
2098 * tree.c (binfo_lang_slots): Remove.
2099 (make_tree_binfo_stat): Take a base binfo count, not a
2100 lang slot count. Adjust.
2101 * Makefile.in (TREE_H): Add vec.h
2102 * alias.c (record_component_aliases): Adjust BINFO access.
2103 * dbxout.c (dbxout_type): Likewise.
2104 * dwarf2out.c (gen_member_die): Likewise.
2105 * sdbout.c (sdbout_one_type): Likewise.
2106 * tree-dump.c (deque_and_dump): Likewise.
2107 * config/i386/i386.c (classify_argument,
2108 contains_128bit_aligned_vector_p): Likewise.
2109 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2110 * doc/c-tree.texi (Classes): Update BINFO documentation.
2112 2004-07-20 Steven Bosscher <stevenb@suse.de>
2114 * c-common.h (check_case_value): Remove prototype.
2115 (c_add_case_label): Adjust prototype.
2116 * c-common.c (check_case_value): Make static.
2117 (check_case_bounds): New function.
2118 (c_add_case_label): Use it. Take new argument orig_type.
2119 * c-typeck.c (struct c_switch): New orig_type field.
2120 (c_start_case): Set it.
2121 (do_case): Pass it to c_add_case_label.
2122 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2123 cases from here. Add the labels in reverse order.
2124 * stmt.c (struct case_node): Adjust comment. Remove balance field.
2125 (add_case_node): Return nothing, don't check for duplicate cases.
2126 Insert new case nodes in a list, not in an AVL tree.
2127 (expand_end_case_type): Don't turn a case tree into a case list.
2128 (case_tree2list): Remove.
2129 * tree.h (add_case_node): Adjust prototype.
2131 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
2133 * genattr.c (struct range, struct function_unit,
2134 write_units, extend_range, init_range): Remove them.
2135 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2136 Output "#define INSN_SCHEDULING" here.
2137 * genattrtab.c (struct range, struct function_unit_op,
2138 struct function_unit, struct dimension, enum operator,
2139 operate_exp, expand_units, simplify_knowing,
2140 encode_units_mask, simplify_by_exploding,
2141 find_and_mark_used_attributes, unmark_used_attributes,
2142 add_values_to_cover, increment_current_value,
2143 test_for_current_value, simplify_with_current_value,
2144 simplify_with_current_value_aux, gen_unit,
2145 write_unit_name, write_function_unit_info,
2146 write_complex_function, write_toplevel_expr,
2147 find_single_value, extend_range): Remove.
2148 (write_attr_get): Do not handle common_av->value
2149 being an FFS.
2150 (struct attr_desc): Remove func_units_p and blockage_p.
2151 (write_attr_valueq): Do not handle them.
2152 (find_attr): Do not clear them.
2153 (make_internal_attr): Do not initialize them.
2154 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2155 * sched-vis.c (init_target_units, insn_print_units,
2156 init_block_visualization, print_block_visualization,
2157 visualize_scheduled_insns, visualize_no_unit,
2158 visualize_stall_cycles, visualize_alloc,
2159 visualize_free, target_units, get_visual_tbl_length,
2160 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2161 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2162 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2163 * haifa-sched.c (blockage_range, clear_units,
2164 schedule_unit, actual_hazard, potential_hazard,
2165 insn_unit, unit_last_insn, unit_tick,
2166 actual_hazard_this_instance, potential_hazard,
2167 schedule_unit, max_insn_queue_index_value): Remove.
2168 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2169 max_insn_queue_index.
2170 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2171 * doc/md.texi (Processor pipeline description): Remove
2172 references to old pipeline descriptions.
2173 (Automaton pipeline description): Merge with the above.
2174 (Old pipeline description, Comparison of the two descriptions):
2175 Remove.
2177 * bt-load.c (migrate_btr_def): Remove references to
2178 use_pipeline_interface.
2179 * haifa-sched.c (insn_cost, schedule_insn,
2180 schedule_block, advance_one_cycle, sched_init,
2181 queue_to_ready, sched_finish): Likewise.
2182 * modulo-sched.c (sms_schedule, advance_one_cycle,
2183 ps_has_conflicts): Likewise.
2184 * sched-rgn.c (init_ready): Likewise.
2185 (debug_dependencies): Likewise, and remove an "if (1)".
2186 * target.h (use_dfa_pipeline_interface): Remove.
2187 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2188 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2189 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2190 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2191 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2192 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2193 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2194 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2195 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2196 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2197 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2198 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2199 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2200 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2201 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2202 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2203 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2204 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2205 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2207 2004-07-19 Roger Sayle <roger@eyesopen.com>
2209 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2211 2004-07-19 Jeff Law <law@redhat.com>
2213 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2214 (get_eq_expr_value): Use it. Simplify slightly.
2216 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
2218 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2219 (umulsidi3_32bit_r4000): Likewise.
2221 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
2223 * vec.h: Propagate location information properly.
2224 (VEC_T_iterate): Add result pointer parameter.
2225 (VEC_T_space): New.
2226 (VEC_T_reserve): Use it.
2228 2004-07-19 Daniel Jacobowitz <dan@debian.org>
2230 * Makefile.in (c-format.o): Depend on c-format.h.
2231 * c-format.h: New file.
2232 (struct format_char_info): Add CHAIN member.
2233 * c-format.c: Move some types and constants to c-format.h.
2234 (format_type_error): Set to -1.
2235 (struct function_format_info): Use an int for format_type.
2236 (decode_format_type): Return an int. Return format_type_error
2237 on error.
2238 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2239 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2240 (scan_char_table, time_char_table, monetary_char_table): Initialize
2241 CHAIN to NULL.
2242 (n_format_types): New variable.
2243 (check_format_info_main): Handle CHAIN in format_char_info.
2244 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2245 TARGET_N_FORMAT_TYPES.
2246 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2247 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2248 * config/sol2-c.c: New file.
2249 * config/t-sol2: New file.
2250 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2251 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2252 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2254 * doc/extend.texi (Target Format Checks): New section.
2255 (Function Attributes): Mention it.
2256 * doc/invoke.texi: Mention target format checks.
2257 * doc/sourcebuild.texi: Mention target format checks.
2258 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2259 TARGET_FORMAT_TYPES.
2261 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
2263 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2264 added.
2265 * config/s390/s390.c (regclass_map initializer): Register 35 added to
2266 ADDR_REGS.
2267 (load_multiple_operation, store_multiple_operation): Removed
2268 pointless sanity check.
2269 (s390_decompose_address): Added check for return_address_pointer_rtx.
2270 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2271 (s390_return_address_offset): New function.
2272 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2273 (FRAME_REGNO_P): Added check for register 35.
2274 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2275 REG_ALLOC_ORDER): Appended entry for register 35.
2276 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2277 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2278 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2279 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2280 is eliminable using stack pointer or hard frame pointer.
2281 (REGISTER_NAMES): Added name for register 35.
2282 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2283 pointless sanity check.
2285 2004-07-19 Roger Sayle <roger@eyesopen.com>
2287 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2288 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2289 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2290 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2291 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2292 (fold_relational_const): Tidy up handling of floating point
2293 comparisons by calling real_compare. Remove tree_expr_nonzero_p
2294 transformation; fold_relational_const assumes constant operands.
2296 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
2298 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2299 directory.
2301 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
2303 * c-tree.h (struct c_expr): Define.
2304 (C_SET_EXP_ORIGINAL_CODE): Remove.
2305 (parser_build_binary_op, build_compound_expr): Update prototypes.
2306 * c-parse.in (%union): Add exprtype.
2307 (FUNC_NAME): Mark as ttype.
2308 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2309 exprtype.
2310 (expr): Update. Define directly in terms of expr_no_commas
2311 instead of using nonnull_exprlist.
2312 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2313 offsetof_member_designator, typespec_nonreserved_nonattr, init,
2314 initval, designator, component_declarator,
2315 component_notype_declarator, enumerator, array_declarator,
2316 condition, exexpr, switch_statement, stmt_nocomp, stmt,
2317 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
2318 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
2319 where appropriate.
2320 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2321 * c-common.c (c_common_truthvalue_conversion): Don't check
2322 C_EXP_ORIGINAL_CODE.
2323 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2324 Don't use C_EXP_ORIGINAL_CODE.
2325 (default_conversion, default_function_array_conversion): Don't use
2326 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
2327 (internal_build_compound_expr): Merge into build_compound_expr.
2328 (build_compound_expr): Take two operands instead of a TREE_LIST.
2329 * objc/objc-act.c (get_super_receiver): Update calls to
2330 build_compound_expr.
2332 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2334 * config/sh/sh.c (sh_use_dfa_interface): Remove.
2335 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2336 hook_int_void_1.
2337 * config/sh/sh.md: Extract pipeline descriptions
2338 into separate files.
2339 * config/sh/sh1.md: New file, extracted from sh.md.
2340 * config/sh/sh4.md: New file, extracted from sh.md.
2341 * config/sh/shmedia.md: New file, extracted from sh.md
2342 and rewritten using new-style pipeline description.
2344 2004-07-18 Zack Weinberg <zack@codesourcery.com>
2346 * config/pa/pa.md: Delete the two remaining define_peephole
2347 patterns.
2349 2004-07-18 Steven Bosscher <stevenb@suse.de>
2350 Joseph S. Myers <jsm@polyomino.org.uk>
2352 * c-common.c (c_common_truthvalue_conversion): Don't warn if
2353 TREE_NO_WARNING is set.
2355 2004-07-18 Roger Sayle <roger@eyesopen.com>
2357 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2358 simplify_builtin_strncmp): Delete.
2359 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2360 Change argument to accept an arglist instead of an "exp". Assume
2361 that the return type is always integer_type_node. Copy missing
2362 transformations from their now obsolete simplify_builtin_*
2363 equivalents.
2364 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2365 fold_builtin_strcmp and fold_builtin_strncmp.
2366 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2367 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2368 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2370 2004-07-18 Daniel Jacobowitz <dan@debian.org>
2372 * Makefile.in (tree-alias-common.o): Update dependencies.
2374 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
2376 * cfgloop.c (flow_loop_nested_p): Fix comment.
2378 2004-07-17 Jason Merrill <jason@redhat.com>
2380 PR c++/16115
2381 * stor-layout.c (relayout_decl): New fn.
2382 * tree.h: Declare it.
2383 (DECL_BY_REFERENCE): New macro.
2385 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
2387 * libgcc2.c (__enable_execute_stack): New symbol.
2388 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
2389 and declare __enable_execute_stack.
2390 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2391 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2392 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2393 ENABLE_EXECUTE_STACK.
2394 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2395 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2396 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2397 ENABLE_EXECUTE_STACK.
2398 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2399 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2400 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2401 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2402 ENABLE_EXECUTE_STACK.
2403 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2404 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2405 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2406 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2407 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2408 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2409 (sparc64_initialize_trampoline): Likewise.
2410 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2412 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2414 * langhooks.h (builtin_function): New langhook.
2415 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2416 (LANG_HOOKS_INITIALIZER): Update.
2417 * tree.h (builtin_function): Remove.
2418 * doc/tm.texi: Update.
2419 * c-tree.h (builtin_function): Declare.
2420 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2421 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2422 config/ia64/ia64.c, config/iq2000/iq2000.c,
2423 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2424 config/stormy16/stormy16.c: All callers of builtin_function
2425 changed.
2427 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
2429 PR target/16556
2430 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2431 Remove white space after the backslash.
2433 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2435 PR rtl-optimization/16294
2436 * resource.c (return_insn_p): New predicate.
2437 (mark_target_live_regs): Use it. Special-case return insns.
2438 (init_resource_info): Use it. Don't scan the epilogue past
2439 a return.
2441 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2443 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2444 destroy dominance information.
2445 * passes.c (rest_of_handle_loop2): Free dominance information.
2446 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2447 jump threading.
2448 (thread_jumps): Update dominance information and remove unreachable
2449 blocks.
2450 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
2451 information and remove the unreachable block.
2453 2004-07-17 Graham Stott <graham.stott@btinternet.com>
2455 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2457 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
2459 * doc/sourcebuild.texi: Remove libf2c entry.
2461 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
2463 * config/i386/i386.md (movv16qi_internal): Fix typo.
2465 2004-07-17 Steven Bosscher <stevenb@suse.de>
2467 * final.c (final_scan_insn): Fix broken commit from previous
2468 patch.
2470 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2472 * c-typeck.c (parser_build_binary_op): Condition warnings for
2473 X<=Y<=Z on -Wparentheses instead of -Wextra.
2474 * doc/invoke.texi: Update. Document that most of -Wparentheses is
2475 supported for C only.
2477 2004-07-17 Steven Bosscher <stevenb@suse.de>
2479 * cfgcleanup.c (try_simplify_condjump): Don't remove line
2480 notes to avoid unreachable code warnings.
2481 * toplev.c (backend_init): Don't emit line notes for
2482 unreachable code warnings.
2484 * combine.c (distribute_notes): Don't distribute a
2485 REG_VTABLE_REF note.
2486 * final.c (final_scan_insn): Don't handle it.
2487 * rtl.c (reg_note_name): Remove it.
2488 * rtl.h (enum reg_node): Dito.
2490 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2491 Remove.
2492 * rtl.h (force_line_numbers, restore_line_number_status):
2493 Remove prototypes.
2495 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2496 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
2497 (using_eh_for_cleanups): Also moved here.
2499 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2500 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
2501 to expand_start_case and add_case_node.
2502 * stmt.c (struct nesting): Cleanup unused fields condition_code,
2503 last_unconditional_cleanup, nominal_type, printname, and
2504 line_number_status.
2505 (struct fixup_goto): Remove.
2506 (struct stmt_status): Remove x_goto_fixup_chain field.
2507 (goto_fixup_chain): Remove.
2508 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2509 pushcase, pushcase_range): Remove.
2510 (expand_start_bindings_and_block): Don't set unused fields in
2511 the nesting stack.
2512 (expand_start_case, add_case_node): Cleanup unused formal arguments.
2513 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
2514 instead of emit_jump_if_reachable.
2515 (emit_case_nodes): Likewise.
2516 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2517 static.
2518 (update_eh_label): Work around left-over exception handing regions.
2519 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2520 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2521 (pass_cleanup_cfg_post_optimizing): New pass.
2522 (init_tree_optimization_passes): Run the new pass after all
2523 optimizations.
2524 * tree.h (pushcase, pushcase_range): Remove prototypes.
2525 (expand_start_case, add_case_node): Update prototypes.
2527 2004-07-16 Krister Walfridsson <cato@df.lth.se>
2529 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2531 2004-07-16 Richard Henderson <rth@redhat.com>
2533 * builtins.c (std_expand_builtin_va_arg): Remove.
2534 (expand_builtin_va_arg): Remove.
2535 * expr.h: Don't declare them.
2536 * gimplify.c (mark_decls_volatile_r): Remove.
2537 (copy_if_shared_r): Don't call it.
2538 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2539 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2540 * gimple-low.c (lower_stmt): Likewise.
2541 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2542 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2543 * tree-ssa-operands.c (get_expr_operands): Likewise.
2544 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2545 EXPAND_BUILTIN_VA_ARG.
2546 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2547 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2548 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2549 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2551 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2553 * tree-ssa-pre.c (insert_aux): Break out if we hit
2554 a critical edge.
2556 2004-07-16 Richard Henderson <rth@redhat.com>
2558 * basic-block.h (remove_fake_exit_edges): Declare.
2559 * cfganal.c (remove_fake_predecessors): Rename from
2560 remove_fake_successors; iterate over predecessors.
2561 (remove_fake_exit_edges): New.
2562 * cfgcleanup.c (try_optimize_cfg): Use it.
2563 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2564 * predict.c (estimate_probability): Likewise.
2565 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2566 * tree-cfg.c (make_edges): Likewise.
2567 * tree-ssa-pre.c (fini_pre): Likewise.
2568 * profile.c (instrument_edges): Don't remove_fake_edges.
2569 (branch_prob): Do it earlier here.
2571 2004-07-16 Richard Henderson <rth@redhat.com>
2573 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2574 switchification wrt CONSTRUCTOR. Document the reason.
2576 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2578 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2579 that prevented descriptive __mf_check source location strings.
2581 2004-07-16 Richard Henderson <rth@redhat.com>
2583 * tree-def (WITH_SIZE_EXPR): New.
2584 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2585 * expr.c (expand_expr_real_1): Likewise.
2586 * gimplify.c (maybe_with_size_expr): New.
2587 (gimplify_arg, gimplify_modify_expr): Use it.
2588 (gimplify_modify_expr_to_memcpy): Take size parameter.
2589 (gimplify_modify_expr_to_memset): Likewise.
2590 (gimplify_expr): Handle WITH_SIZE_EXPR.
2591 * tree-alias-common.c (find_func_aliases): Likewise.
2592 * tree-eh.c (tree_could_trap_p): Likewise.
2593 (tree_could_throw_p): Likewise.
2594 * tree-gimple.c (is_gimple_lvalue): Likewise.
2595 (get_call_expr_in): Likewise.
2596 * tree-inline.c (estimate_num_insns_1): Likewise.
2597 (expand_calls_inline): Likewise.
2598 * tree-nested.c (convert_call_expr): Likewise.
2599 * tree-pretty-print.c (dump_generic_node): Likewise.
2600 * tree-sra.c (sra_walk_expr): Likewise.
2601 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2602 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2603 * tree-ssa-operands.c (get_expr_operands): Likewise.
2604 * tree-tailcall.c (find_tail_calls): Likewise.
2606 * calls.c (expand_call): Reset old_stack_allocated after
2607 calling emit_stack_restore.
2609 2004-07-16 Richard Henderson <rth@redhat.com>
2611 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2612 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2613 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2614 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2615 copy_res_decl_for_inlining.
2617 * tree-inline.c (declare_return_variable): New modify_dest argument.
2618 Use it as the return value, when possible or manditory. Handle
2619 TREE_ADDRESSABLE types.
2620 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2621 replacement of CALL_EXPR.
2623 2004-07-16 Richard Henderson <rth@redhat.com>
2625 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2626 * gimple-low.c (expand_var_p): Don't check it.
2627 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2628 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2629 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2630 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2631 (find_referenced_vars): Don't call them.
2632 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2634 2004-07-16 Richard Henderson <rth@redhat.com>
2636 * function.c (pass_by_reference): True for all variable sized types.
2638 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2640 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2641 * tree-pretty-print.c: Include tree-chrec.h.
2642 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2643 and POLYNOMIAL_CHREC nodes.
2645 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2647 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2648 reg with VOIDmode.
2650 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2652 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2654 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2656 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2657 to BASE_REGNUM.
2658 * config/s390/s390.c: Likewise.
2659 * config/s390/s390.h: Likewise.
2661 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2663 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2664 of $sp adds. Remove REGNO checks from mips16 patterns.
2666 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2668 * config/mips/mips.md: Delete outdated comment.
2670 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2672 * config/mips/mips.c (get_float_compare_codes): Delete.
2673 (mips_emit_compare): New function, mostly extracted from
2674 get_float_compare_codes and gen_conditional_branch.
2675 (gen_conditional_branch, gen_conditional_move): Use it.
2677 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2679 * genautomata.c (add_vect): Speedup by using integers as
2680 bit-vectors for walking through the comb_vect and finding
2681 a match.
2683 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2685 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2686 operand is an uns_arith_operand; use subtraction otherwise.
2687 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2688 not just arith_operands.
2690 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2692 * config/mips/mips-protos.h (gen_int_relational): Delete.
2693 (mips_emit_scc): Declare.
2694 * config/mips/mips.c (internal_test): Delete.
2695 (sle_operand, sleu_operand): New functions.
2696 (map_test_to_internal_test, gen_int_relational): Delete.
2697 (mips_emit_binary, mips_relational_operand_ok_p)
2698 (mips_emit_int_relational, mips_zero_if_equal)
2699 (mips_emit_scc): New functions.
2700 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2701 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2702 sleu_operand.
2703 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2704 (sltu, sleu): Use mips_emit_scc.
2705 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2706 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2707 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2709 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2711 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2713 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2715 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2716 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2717 (*sgt_[sd]i): ...and sgt_[sd]i.
2718 (*slt_[sd]i): ...and slt_[sd]i.
2719 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2720 (*sltu_[sd]i): ...and sltu_[sd]i.
2721 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2722 Name previously unnamed mips16 patterns. Formatting fixes.
2724 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2726 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2727 (branch_type): Delete.
2728 (gen_conditional_branch, gen_conditional_move)
2729 (mips_gen_conditional_trap): Update after name change. Get the
2730 comparison mode from cmp_operands[0].
2731 * config/mips/mips.h (cmp_type, branch_type): Delete.
2732 (cmp_operands): Renamed from branch_cmp.
2733 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2734 name change. Don't set branch_type.
2735 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2736 mode class of cmp_operands[0] rather than branch_type. Update after
2737 name change.
2739 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2741 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2742 of 0...255 to 0 when inside a SET.
2744 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2746 * config/mips/mips.md: Remove mips16 define_peepholes.
2748 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2750 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2751 (fini_pre): Remove fake edges.
2753 2004-07-15 Richard Henderson <rth@redhat.com>
2755 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2756 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2758 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2760 * vec.h (VEC_address): New function.
2762 2004-07-14 Jason Merrill <jason@redhat.com>
2764 PR middle-end/15885
2765 * gimplify.c (gimplify_arg): New fn, split out from...
2766 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2768 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2770 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2771 generate code which is generated by pushqi1 now
2772 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2774 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2776 * combine.c (simplify_set): match the mode of the constant 0 with
2777 the tested operand to match the compare behaviour and the
2778 simplify_relational_operation() expectation.
2780 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2782 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2783 ("bordered"): Same.
2785 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2787 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2788 unconditionally.
2789 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2791 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2793 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2794 calls in mips16 code.
2796 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2798 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2799 the destination of the li as well as for the neg.
2801 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2803 g++/15861
2804 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2805 * cgraph.h: Update declaration.
2806 * c-decl.c (build_cdtor): Update call with default priority.
2807 * coverage.c (create_coverage): Ditto.
2808 * tree-mudflap.c (mf_init_fndecl): New tree.
2809 (mudflap_init): Set it.
2810 (mudflap_register_call): Arrange to call __mf_init before the first
2811 __mf_register call.
2812 (mudflap_finish_file): Mark the mudflap static initializer as extra
2813 high priority, to beat all C++ static constructors.
2815 2004-07-15 Jeff Law <law@redhat.com>
2817 * loop.c (check_insn_for_givs): Restore check for code labels that was
2818 accidentally deleted by a recent checkin.
2820 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2822 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2823 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2825 2004-07-14 Richard Henderson <rth@redhat.com>
2827 * print-tree.c (print_node): Fix casts last change.
2829 2004-07-15 Paul Brook <paul@codesourcery.com>
2831 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2832 to TARGET_UNWIND_INFO.
2833 * except.c (output_function_exception_table): Ditto.
2834 * except.h: Ditto.
2835 * opts.c (decode_options): Ditto.
2836 * passes.c (rest_of_handle_final): Ditto.
2837 * final.c (final_start_function): Ditto.
2838 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2839 target hook.
2840 * targhooks.h (default_unwind_emit): Declare.
2841 * targhooks.c (default_unwind_emit): New function.
2842 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2843 * target.h (struct gcc_target): Add unwind_emit.
2844 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2845 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2846 Remove IA64_UNWIND_EMIT.
2847 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2849 2004-07-14 Richard Henderson <rth@redhat.com>
2851 * print-tree.c (print_node): Handle SSA_NAME.
2853 2004-07-14 James E Wilson <wilson@specifixinc.com>
2855 PR target/16325
2856 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2857 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2859 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2861 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2862 Use alias set 0 for memory, do proper mode calculations and adjust
2863 address for memories.
2865 2004-07-14 Per Bothner <per@bothner.com>
2867 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2868 structure with extra column field.
2869 * tree.c (expand_location): Also fill in column field.
2870 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2871 gets confused by the two conditionally-compiled definitions.
2873 2004-07-14 Eric Christopher <echristo@redhat.com>
2875 * calls.c (expand_call): Fix typo in comment.
2877 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2879 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2880 comparision of TFmode.
2882 2004-07-14 Richard Henderson <rth@redhat.com>
2884 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2885 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2886 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2887 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2888 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2889 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2890 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2891 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2892 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2894 2004-07-14 Mike Stump <mrs@apple.com>
2896 * config/darwin.h (WINT_TYPE): Define to be int to match
2897 system header files.
2899 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2901 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2902 that must be passed in the stack.
2903 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2904 arguments if the size is not a constant.
2906 2004-07-14 Per Bothner <per@bothner.com>
2908 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2909 instead of EXPR_LOCUS in a boolean context, which is always true
2910 if --enable-mapped-location.
2911 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2913 2004-07-14 Richard Henderson <rth@redhat.com>
2915 * dominance.c (struct dom_info): Add fake_exit_edge.
2916 (init_dom_info): Allocate it.
2917 (free_dom_info): Free it.
2918 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2919 in two passes.
2920 (calc_idoms): Honor fake_exit_edge.
2922 2004-07-13 Jason Merrill <jason@redhat.com>
2924 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2925 (rhs_test_for): New fn.
2926 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2927 * tree-gimple.h: Declare them.
2928 * gimplify.c (gimplify_modify_expr): Use the new fns.
2930 2004-07-14 Richard Henderson <rth@redhat.com>
2932 * config/arm/arm-protos.h (arm_va_arg): Remove.
2933 * config/arm/arm.c (arm_va_arg): Remove.
2934 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2935 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2937 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2939 * pa.c (fix_range): New function to mark a range(s) of registers as
2940 fixed registers.
2941 (override_options): Call fix_range if the -mfixed-range option string
2942 is not empty.
2943 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2944 * doc/invoke.texi (-mfixed-range): Document new option.
2946 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2949 for TARGET_64BIT.
2950 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2952 2004-07-14 Roger Sayle <roger@eyesopen.com>
2954 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2955 by a positive power of two, split out from expand_divmod. Provide
2956 an alternate implementation when shifts are expensive. Lower the
2957 threshold for using a branchless implementation to BRANCH_COST >= 2.
2958 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2960 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2962 * tree-dfa.c (make_rename_temp): *Really* work just
2963 like create_tmp_var if called while outside SSA form.
2965 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2967 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2968 for division by zero.
2969 ("umodsi3"): Likewise.
2971 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2973 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2974 force loads of negative constants to be split.
2975 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2976 Generalize SImode li/neg splitter to cope with other modes.
2978 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2980 * expmed.c: Remove more references to QUEUED in the comments.
2981 * expr.c: Likewise.
2983 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2985 Revert:
2986 2004-07-13 Richard Henderson <rth@redhat.com>
2987 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2988 correctly.
2990 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2992 * tree-dfa.c (make_rename_temp): Work just like
2993 create_tmp_var if called while outside SSA form.
2995 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2997 * expr.c (enqueue_insn, finish_expr_for_function,
2998 protect_from_queue, queued_subexp_p, mark_queue,
2999 emit_insns_enqueued_after_mark, emit_queue,
3000 expand_increment): Remove.
3001 (store_constructor): Expand increment as an assignment.
3002 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3003 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3004 case POSTDECREMENT_EXPR>): Abort.
3005 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3006 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3007 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3008 * function.h (pending_chain, x_pending_chain): Remove.
3009 * rtl.def (QUEUED): Remove.
3011 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3012 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3013 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3014 encode_units_mask): Likewise.
3015 * local-alloc.c (equiv_init_varies_p): Likewise.
3016 * rtl.c (copy_rtx): Likewise.
3017 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3018 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3019 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3021 * builtins.c (expand_builtin, expand_builtin_apply,
3022 expand_builtin_mathfn, expand_builtin_mathfn_2,
3023 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3024 Remove calls to emit_queue and protect_from_queue.
3025 * calls.c (expand_call, precompute_arguments,
3026 precompute_register_parameters, rtx_for_function_call,
3027 store_one_arg): Likewise.
3028 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3029 * explow.c (memory_address): Likewise.
3030 * expmed.c (clear_by_pieces_1, clear_storage,
3031 clear_storage_via_libcall, emit_group_load,
3032 emit_group_store, emit_store_flag,
3033 expand_expr_real_1, store_by_pieces,
3034 store_constructor, store_expr, try_casesi,
3035 try_tablejump): Likewise.
3036 * function.c (expand_pending_sizes): Likewise.
3037 * optabs.c (emit_cmp_and_jump_insns,
3038 emit_conditional_add, emit_conditional_move,
3039 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3040 * stmt.c (emit_case_bit_tests,
3041 expand_asm_expr, expand_computed_goto,
3042 expand_decl_init, expand_end_case_type,
3043 expand_end_stmt_expr, expand_expr_stmt_value,
3044 expand_return, expand_start_case,
3045 optimize_tail_recursion): Likewise.
3046 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3047 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3049 2004-07-14 Ben Elliston <bje@au.ibm.com>
3051 * vec.h: Comment fix.
3053 2004-07-13 Richard Henderson <rth@redhat.com>
3055 * target.h (struct gcc_target): Add calls.pass_by_reference.
3056 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3057 * function.c (pass_by_reference): Use the hook.
3058 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3059 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3060 (hook_pass_by_reference_must_pass_in_stack): New.
3061 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3062 (alpha_pass_by_reference): New.
3063 (TARGET_PASS_BY_REFERENCE): New.
3064 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3065 * config/arc/arc.c (arc_pass_by_reference): New.
3066 (TARGET_PASS_BY_REFERENCE): New.
3067 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3068 (FUNCTION_ARG_CALLEE_COPIES): True.
3069 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3070 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3071 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3072 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3073 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3074 * config/cris/cris.c (cris_pass_by_reference): New.
3075 (TARGET_PASS_BY_REFERENCE): New.
3076 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3077 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3078 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3079 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3080 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3081 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3082 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3083 (frv_function_arg_pass_by_reference): Remove.
3084 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3085 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3086 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3087 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3088 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3089 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3090 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3091 (ia64_pass_by_reference): Rename from
3092 ia64_function_arg_pass_by_reference.
3093 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3094 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3095 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3096 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3097 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3098 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3099 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3100 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3101 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3102 (m32r_pass_by_reference): Adjust prototype. Make static.
3103 Handle mode sizes correctly.
3104 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3105 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3106 (m68hc11_function_arg_pass_by_reference): Remove.
3107 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3108 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3109 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3110 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3111 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3112 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3113 (mips_va_arg): Use pass_by_reference.
3114 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3115 Handle mode sizes correctly.
3116 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3117 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3118 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3119 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3120 (mmix_pass_by_reference): Rename from
3121 mmix_function_arg_pass_by_reference.
3122 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3123 (FUNCTION_ARG_CALLEE_COPIES): True.
3124 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3125 (mn10300_pass_by_reference): New.
3126 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3127 (FUNCTION_ARG_CALLEE_COPIES): True.
3128 * config/pa/pa.c (pa_pass_by_reference): New.
3129 (TARGET_PASS_BY_REFERENCE): New.
3130 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3131 (FUNCTION_ARG_CALLEE_COPIES): True.
3132 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3133 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3134 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3135 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3136 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3137 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3138 (s390_pass_by_reference): Rename from
3139 s390_function_arg_pass_by_reference.
3140 (s390_function_arg_advance): Don't query pass-by-ref.
3141 (s390_function_arg): Likewise.
3142 (s390_gimplify_va_arg): Use pass_by_reference.
3143 (s390_call_saved_register_used): Likewise.
3144 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3145 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3146 (shcompact_byref, sh_pass_by_reference): New.
3147 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3148 (SHCOMPACT_BYREF): Remove.
3149 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3150 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3151 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3152 (sparc_gimplify_va_arg): Use pass_by_reference.
3153 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3154 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3155 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3156 (v850_pass_by_reference): New.
3157 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3158 (FUNCTION_ARG_CALLEE_COPIES): True.
3159 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3160 FUNCTION_ARG_PASS_BY_REFERENCE docs.
3162 2004-07-14 Richard Henderson <rth@redhat.com>
3163 Richard Sandiford <rsandifo@redhat.com>
3165 * config/mips/mips-protos.h (mips_va_arg): Delete.
3166 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3167 * config/mips/mips.c: Include tree-gimple.h.
3168 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3169 (mips_arg_info): Remove special handling of must_pass_in_stck args.
3170 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3171 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3173 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3175 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3176 arguments for COND_EXPR in big-endian adjustment code.
3178 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3180 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3181 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3182 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3183 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3185 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3187 PR tree-optimization/16443
3188 * tree-ssa-alias.c: Add more description for
3189 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3190 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3191 clobbering of call-clobbered and addressable variables. If
3192 there are any before aliases have been computed, add them.
3194 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3196 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3197 verification.
3199 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3201 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3202 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3203 to the same type.
3205 2004-07-13 Per Bothner <per@bothner.com>
3207 * collect2.c (main): Handle --no-demangle and --demangle flags.
3209 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3211 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3212 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3213 (tree-data-ref.o): New rule.
3214 * lambda.h: New file.
3215 * tree-data-ref.c: New file.
3216 * tree-data-ref.h: New file.
3217 * tree.c (int_cst_value, tree_fold_gcd): New functions.
3218 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3220 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3222 PR target/13926
3223 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3224 * config/sparc/sparc.c (output_ubranch): New function.
3225 * config/sparc/sparc.md (jump pattern): Use it.
3227 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3229 PR target/16494
3230 * config/sparc/sparc.c (output_cbranch): Properly guard
3231 the code handling far branches with TARGET_V9.
3232 * config/sparc/sparc.md (length attribute): Document the
3233 side-effect of having a length greater or equal to 3.
3235 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3236 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
3238 PR target/15186
3239 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3240 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3242 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3243 Martin Sebor <sebor@roguewave.com>
3245 PR target/12602
3246 * doc/invoke.texi (SPARC options): Document -threads
3247 and -pthreads on Solaris.
3249 2004-07-13 Richard Henderson <rth@redhat.com>
3251 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3252 by reference.
3253 (ind_gimplify_va_arg_expr): Remove.
3254 * tree.h (ind_gimplify_va_arg_expr): Remove.
3255 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3256 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3257 argsp to be null.
3259 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3260 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3261 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3262 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3263 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3265 2004-07-13 Richard Henderson <rth@redhat.com>
3267 * function.c (pass_by_reference): New.
3268 (assign_parm_find_data_types): Use it.
3269 * calls.c (initialize_argument_information): Likewise.
3270 (emit_library_call_value_1): Likewise.
3271 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3272 * function.h (pass_by_reference): Declare.
3274 2004-07-13 Richard Henderson <rth@redhat.com>
3276 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3277 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3278 * expr.h (MUST_PASS_IN_STACK): Remove.
3279 * system.h (MUST_PASS_IN_STACK): Poison.
3280 * tree.h (must_pass_in_stack_var_size): Declare.
3281 (must_pass_in_stack_var_size_or_pad): Declare.
3282 * calls.c (must_pass_in_stack_var_size): New.
3283 (must_pass_in_stack_var_size_or_pad): Rename from
3284 default_must_pass_in_stack.
3285 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3286 (TARGET_MUST_PASS_IN_STACK): New.
3287 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3288 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3289 (TARGET_MUST_PASS_IN_STACK): New.
3290 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3291 * config/frv/frv.c (frv_must_pass_in_stack): New.
3292 (TARGET_MUST_PASS_IN_STACK): New.
3293 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3294 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3295 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3296 (ix86_must_pass_in_stack): Make static.
3297 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3298 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3299 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3300 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3301 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3302 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3303 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3304 (mcore_must_pass_on_stack): Remove.
3305 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3306 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3307 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3308 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3309 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3310 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3311 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3312 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3313 (TARGET_MUST_PASS_IN_STACK): New.
3314 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3315 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3316 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3317 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3318 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3319 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3320 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3321 MUST_PASS_IN_STACK.
3323 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3324 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3325 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3326 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3327 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3328 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3329 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3330 config/xtensa/xtensa.c: Use target hook.
3332 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
3334 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3335 * configure: Rebuilt.
3337 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3339 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3340 * config/mips/mips.h (mips_reg_names): Don't declare.
3341 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
3342 (TARGET_NAME_REGS): Delete.
3343 (TARGET_SWITCHES): Remove -mrnames.
3344 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3345 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3346 in REGISTER_NAMES.
3347 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3348 (override_options): Remove handling of TARGET_NAME_REGS.
3350 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3352 * config/mips/mips.h (TARGET_*): Boolify.
3354 2004-07-12 Nick Clifton <nickc@redhat.com>
3356 * config.gcc: Add sh-*-symbianelf target.
3357 * config/sh/sh.c: Add new target macros:
3358 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3359 TARGET_CXX_IMPORT_EXPORT_CLASS.
3360 (sh_file_start): Create a definition of the .directive section.
3361 (sh_attribute): Add dllimport and dllexport attributes.
3362 * config/sh/symbian-pre.h: New file.
3363 * config/sh/symbian-post.h: New file.
3364 * config/sh/symbian.c: New file. Contains Symbian specific
3365 functions.
3366 * config/sh/sh-protos.h: Add prototypes for new functions
3367 provided by symbian.c.
3368 * config/sh/t-symbian: New file.
3369 * doc/extend.texi: Document support for dllimport and dllexport
3370 attributes by the sh-symbianelf target.
3372 2004-07-12 James E Wilson <wilson@specifixinc.com>
3374 * Makefile.in (AR): Use @AR@ not ar.
3375 (NM): New.
3376 (AR_FOR_TARGET): Use $(AR) not ar for native.
3377 (NM_FOR_TARGET): Use $(NM) not nm for native.
3378 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3379 * configure: Regenerate.
3381 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3383 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3384 special case.
3385 (ashldi3_sp64): Likewise.
3387 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3389 PR target/16477
3390 * pa.c (function_arg): Update comment.
3391 * pa.h (BLOCK_REG_PADDING): Define.
3393 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3395 PR tree-optimization/16461
3396 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3397 arguments of phi nodes.
3399 2004-07-12 Devang Patel <dpatel@apple.com>
3401 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3403 2004-07-12 Steve Ellcey <sje@cup.hp.com>
3405 * function.c (expand_function_start): Ensure r_save is in Pmode.
3406 * calls.c (prepare_call_address): Ensure static_chain_value is
3407 in Pmode.
3408 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3409 r_save_area are in Pmode.
3410 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3411 fnaddr, and static_chain are in Pmode.
3413 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3415 PR target/16445
3416 * config/ia64/ia64.c (bundling): Don't count ignored insns.
3418 2004-07-12 Richard Henderson <rth@redhat.com>
3420 * target.h (struct gcc_target): Move gimplify_va_arg_expr
3421 next to build_builtin_va_list.
3422 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3423 * builtins.c (gimplify_va_arg_expr): Likewise.
3424 * gimplify.c (copy_if_shared_r): Likewise.
3426 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
3428 * passes.c (rest_of_decl_compilation): Don't defer call of
3429 assemble_variable if its DECL_RTL is already set.
3431 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
3433 * cfgloop.h (struct loop): Add nb_iterations field.
3434 (current_loops): Declare.
3435 * tree-chrec.c (chrec_not_analyzed_yet,
3436 chrec_dont_know, chrec_known, count_ev_in_wider_type,
3437 chrec_contains_symbols_defined_in_loop): Remove the temporary
3438 hooks.
3439 * tree-flow-inline.h (loop_containing_stmt): New function.
3440 * tree-scalar-evolution.c: Add implementation.
3441 * tree-scalar-evolution.h: Add declarations.
3443 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3445 PR rtl-optimization/15921
3446 * Makefile.in (global.o): Add recog.h.
3448 * global.c (recog.h): Add the include-clause.
3449 (bb_info): New member earlyclobber.
3450 (allocate_bb_info, free_bb_info): Initialize/finish the new
3451 member.
3452 (earlyclobber_regclass, earlyclobber_regclass_length): The new
3453 global variables.
3454 (check_earlyclobber, regclass_intersect,
3455 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3456 New functions.
3457 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3458 (make_accurate_live_analysis): Modify pavin.
3460 2004-07-12 Diego Novillo <dnovillo@redhat.com>
3462 * tree-cfg.c (find_taken_edge): Statically compute the truth
3463 value of a predicate comparing an SSA_NAME to itself.
3465 2004-07-12 Roger Sayle <roger@eyesopen.com>
3467 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3468 rs6000 doesn't have shift-and-add or shift-and-sub instructions
3469 by returning the cost of a multiplication plus an addition.
3471 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
3473 PR tree-optimization/14107
3474 * gimplify.c (gimplify_return_expr): Accept a
3475 RETURN_EXPR with an error argument.
3476 * tree-optimize.c (init_tree_optimization_passes):
3477 Run pass_warn_function_return at -O0.
3479 2004-07-12 Roger Sayle <roger@eyesopen.com>
3481 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3482 index entry.
3484 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
3486 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3487 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3488 * config/mips/3000.md: Add copyright notice. Remove automota and
3489 function units; use generic ones instead. Only define reservations
3490 for things that are different from generic.md. Extend each clause
3491 to include r3900.
3492 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3493 * config/mips/mips.md: Include them. Remove define_function_units.
3494 (alu, imuldiv): New automata and units.
3496 2004-07-12 Ben Elliston <bje@au.ibm.com>
3498 * doc/invoke.texi (Optimize Options): Document -frename-registers
3499 not being enabled by default at -O3.
3501 2004-07-11 Roger Sayle <roger@eyesopen.com>
3503 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3504 floating point additions, to keep real immediate constant positive.
3505 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
3506 into X + C, and leave positive real constants as X - C.
3508 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3510 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3512 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3514 PR tree-optimization/15654
3515 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3517 2004-07-11 Roger Sayle <roger@eyesopen.com>
3519 * builtins.c (fold_builtin_fputs): Don't bother converting the
3520 return type to integer_type_node, as we've already checked that
3521 the result will be ignored.
3523 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3524 that signed addition, subtraction, multiplication, division,
3525 remainder, negation and absolute value may potentially trap.
3527 * fold-const.c (fold_ignored_result): New function to strip
3528 non-side-effecting tree nodes from an expression whose result
3529 is ignored.
3530 (fold_convert): Call fold_ignored_result when casting a value
3531 to VOID_TYPE.
3532 (omit_one_operand): Call fold_ignored_result on the "omitted"
3533 operand when building a COMPOUND_EXPR.
3534 (pedantic_omit_one_operand): Likewise.
3535 * tree.h (fold_ignored_result): Prototype here.
3536 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3537 when we're going to ignore the result.
3539 2004-07-11 Richard Henderson <rth@redhat.com>
3541 PR tree-opt/16383
3542 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3543 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3544 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3545 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3546 (sra_elt_eq): Use fields_compatible_p.
3547 (generate_one_element_ref): Use find_compatible_field.
3549 2004-07-11 Richard Henderson <rth@redhat.com>
3551 PR tree-opt/16422
3552 * tree-sra.c (generate_one_element_init): New.
3553 (generate_element_init): Use it.
3554 (scalarize_init): Push/pop gimplify context around it.
3555 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3556 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3558 2004-07-11 Roger Sayle <roger@eyesopen.com>
3560 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3561 combine.c's combine_insn_cost.
3562 * rtl.h (insn_rtx_cost): Prototype here.
3563 * combine.c (combine_insn_cost): Delete function.
3564 (combine_validate_cost): Update callers of combine_insn_cost to
3565 call insn_rtx_cost instead.
3566 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3567 requesting the rtx_cost of call and/or jump instructions.
3569 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3570 rtx_cost directly. Don't request/use the cost of call or jump
3571 instructions. Return -1 if the cost of any instruction can't be
3572 determined (or the BB contains a function call).
3573 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3574 -1 (i.e. can't determine the cost of any instruction or the basic
3575 block contains a subroutine call).
3576 (find_if_case_2): Likewise.
3578 2004-07-11 Roger Sayle <roger@eyesopen.com>
3580 * rs6000.c (struct processor_costs): Change semantics of fields to
3581 include the COST_N_INSNS scaling, and update all initializers.
3582 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3583 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3584 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3585 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3587 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3589 * LANGUAGES: Remove obsolete information.
3591 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3593 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3594 SIGBUS signal frames, the PSW address points *to* the faulting
3595 instruction, not after it.
3597 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3599 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3600 added to TLS symbol addresses.
3602 2004-07-11 Richard Henderson <rth@redhat.com>
3604 * expmed.c (init_expmed): Use stack-local structures for
3605 temporary rtl. Don't recognize shifts.
3607 2004-07-11 Richard Henderson <rth@redhat.com>
3609 * expr.c (store_expr): Don't fiddle subreg promotion for types
3610 with precision smaller than the mode.
3612 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3614 * tree.h (all_types_permanent): Remove.
3616 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3618 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3619 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3620 * langhooks.c (lhd_clear_binding_stack): Remove.
3621 * langhooks-def.h (lhd_clear_binding_stack,
3622 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3623 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3624 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3625 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3626 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3627 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3628 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3629 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3630 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3631 * tree.h (poplevel): Don't declare.
3632 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3633 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3634 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3635 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3636 Remove.
3638 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3640 PR tree-optimization/16437
3641 * c-common.c (shorten_compare): Don't mark result of conversion to
3642 narrower signed type as overflowing.
3643 * fold-const.c (decode_field_reference): Determine whether
3644 signedness comes from outer type using precision rather than size.
3646 2004-07-11 Phil Edwards <phil@codesourcery.com>
3648 * configure.ac: Alphabetize --enable-checking list, add
3649 missing valgrind entry.
3650 * configure: Regenerate.
3652 2004-07-11 Phil Edwards <phil@codesourcery.com>
3654 * doc/install.texi (Testing): Fix syntax in "make check" example.
3656 2004-07-10 James E Wilson <wilson@specifixinc.com>
3658 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3660 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3662 PR rtl-optimization/16001
3663 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3664 niter_expr.
3666 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3668 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3670 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3671 James Morrison <phython@gcc.gnu.org>
3673 * doc/contrib.texi (Contributors): Add gfortran contributors and
3674 fix a couple of typos.
3676 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3678 PR rtl-optimization/15387
3679 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3680 to incoming args space correctly.
3682 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3684 * pa.c (output_indirect_call): Only use %r2 as the link register in
3685 indirect calls with the long PA 2.0 pc-relative branch.
3687 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3689 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3690 for the default tuning if TARGET_64BIT.
3692 2004-07-10 Richard Henderson <rth@redhat.com>
3694 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3695 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3697 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3699 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3700 * expmed.c (store_bit_field, extract_bit_field): Remove last
3701 argument.
3702 * builtins.c (expand_builtin_signbit): Adjust callers.
3703 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3704 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3705 * ifcvt.c (noce_emit_move_insn): Likewise.
3706 * stmt.c (expand_return): Likewise.
3707 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3708 store_field, expand_expr_real_1): Likewise.
3710 2004-07-10 Richard Henderson <rth@redhat.com>
3712 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3714 2004-07-09 Mike Stump <mrs@apple.com>
3716 * config/darwin.c (no_dead_strip): Add.
3717 (HAVE_DEAD_STRIP): Add.
3718 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3719 the .eh label.
3721 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3723 * tree-ssa-loop-im.c: New file.
3724 * Makefile.in (tree-ssa-loop-im.o): Add.
3725 * cfgloop.c (superloop_at_depth): New function.
3726 * cfgloop.h (superloop_at_depth): Declare.
3727 * common.opt (ftree-lim): New flag.
3728 * expr.c (array_ref_up_bound): New function.
3729 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3730 * timevar.def (TV_LIM): New timevar.
3731 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3732 computing immediate uses of a phi node.
3733 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3734 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3735 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3736 * tree-pass.h (pass_lim): Declare.
3737 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3738 functions.
3739 (pass_lim): New pass structure.
3740 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3741 * tree.c (in_array_bounds_p): New function.
3742 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3743 (in_array_bounds_p, array_ref_up_bound): Declare.
3744 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3745 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3747 2004-07-09 Richard Henderson <rth@redhat.com>
3749 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3751 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3752 with prejudice.
3754 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3756 * flags.h: Delete redundant prototypes that are being generated
3757 in options.h from common.opt.
3758 * common.opt: Add in the expository comments formerly in flags.h.
3760 2004-07-09 Jan Beulich <jbeulich@novell.com>
3762 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3763 available for use only when TARGET_MMX/_SSE is set, and check for
3764 variable argument function if any register count is non-zero.
3765 (function_arg): Correctly suppress repeated warnings for passing SSE
3766 vectors are arguments without SSE enabled.
3767 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3768 would be SSE register modes does no longer influence the alignment.
3770 2004-07-09 Richard Henderson <rth@redhat.com>
3772 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3773 Always align upward to arg boundary. Use size_in_bytes/round_up.
3774 Maintain type-correctness of constants.
3775 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3777 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3779 * config/sparc/sparc.c (*_costs): Scale instruction costs
3780 by COSTS_N_INSNS.
3781 (sparc_rtx_costs): Adjust as appropriate.
3783 2004-07-09 Jan Beulich <jbeulich@novell.com>
3785 * config/i386/mm3dnow.h: New.
3786 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3788 2004-07-09 Richard Henderson <rth@redhat.com>
3790 * simplify-rtx.c (simplify_const_relational_operation): Only
3791 look at bounds of scalar integers.
3793 2004-07-09 Jan Beulich <jbeulich@novell.com>
3795 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3797 2004-07-09 Andrew Pinski <apinski@apple.com>
3799 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3800 always referenced.
3801 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3802 UOBJC_METACLASS_decl.
3804 2004-07-09 James E Wilson <wilson@specifixinc.com>
3806 PR target/16364
3807 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3808 do return a parallel if hfa_mode == XFmode and mode == TImode.
3810 2004-07-09 Jan Beulich <jbeulich@novell.com>
3812 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3813 permissible for unary plus.
3815 2004-07-09 Jan Beulich <jbeulich@novell.com>
3817 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3818 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3819 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3820 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3821 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3822 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3823 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3824 (BUILTIN_xxxIMAX): New.
3825 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3826 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3827 BUILT_IN_PARITYIMAX.
3829 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3831 * config/sparc/sparc.h (processor_costs): Define.
3832 (sparc_costs): Declare.
3833 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3834 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3835 ultrasparc3_costs): New.
3836 (sparc_override_options): Set sparc_costs as appropriate.
3837 (sparc_rtx_costs): Use sparc_costs instead of messy
3838 conditionals.
3840 2004-07-09 Steven Bosscher <stevenb@suse.de>
3842 * doc/md.texi (Processor pipeline description): Mention that
3843 the old pipeline description is deprecated.
3845 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3846 mciu_7450 function unit to...
3847 (automaton ppc7450mciu): ...new automaton.
3849 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3850 (schedule_block): Don't consider inserting bubbles.
3851 (sched_init): Don't initialize DFA bubbles.
3852 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3853 TARGET_SCHED_DFA_BUBBLE): Remove.
3854 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3855 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3856 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3858 * stmt.c (conditional_context): Remove prototype.
3859 * tree.h (conditional_context): Remove.
3860 * tree-cfg.c (pre_insert_on_edge): Remove.
3862 * c-common.h (c_expand_asm_operands): Remove prototype.
3863 * c-typeck.c (c_expand_asm_operands): Remove.
3865 2004-07-09 Jan Beulich <jbeulich@novell.com>
3867 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3868 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3869 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3870 and V8QI are class SSE. All sufficiently small remaining vector modes
3871 must be passed in one or two integer registers.
3872 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3873 returned in memory.
3874 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3875 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3876 and must thus be handled explicitly.
3877 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3878 MMX and XMM regs.
3879 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3880 movv2sf_internal): Permit moving between MMX and XMM registers (since
3881 MMX areguments and return values are passed in XMM registers).
3882 (sse2_umulsidi3): Correct type and mode.
3884 2004-07-09 Richard Henderson <rth@redhat.com>
3886 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3888 2004-07-09 Eric Christopher <echristo@redhat.com>
3890 * config/rs6000/40x.md: Split into two automatons.
3892 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3893 Andrew Pinski <apinski@apple.com>
3895 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3896 on when we have more than one input file.
3897 (c_common_parse_file): Restore loop over all input files.
3898 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3900 * c-decl.c (set_type_context): New function.
3901 (pop_scope): Use it to set context of types. When we
3902 encounter a TYPE_DECL, set the context of the attached type too.
3903 (pop_file_scope): Don't call cpp_undef_all here.
3904 (diagnose_mismatched_decls): Do not complain about a second
3905 definition of an 'extern inline' function if it's not in the
3906 same translation unit. Do not complain about inline
3907 declaration after use if the use was in a different
3908 translation unit.
3909 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3910 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3911 the external scope.
3912 (pushdecl_top_level): Likewise.
3913 (grokdeclarator): Clarify what is going on with setting
3914 DECL_EXTERNAL on function types, a little.
3915 (c_write_global_declarations): Don't do anything if
3916 -fsyntax-only or errors have been encountered.
3918 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3920 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3922 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 PR target/16459
3925 * pa.c (output_indirect_call): Use %r2 as the link register when
3926 calling $$dyncall with a pc-relative branch.
3928 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3930 * doc/install.texi (Binaries): Mention OpenPKG.
3932 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3934 Fix PR tree-optimization/15555
3935 * tree-dfa.c (dump_variable): If the variable is a pointer
3936 SSA_NAME, also dump its points-to information.
3937 * tree-flow.h (struct ptr_info_def): Add field
3938 is_dereferenced.
3939 (dump_points_to_info_for): Declare.
3940 (debug_points_to_info_for): Declare.
3941 * tree-optimize.c (init_tree_optimization_passes): Add a
3942 second alias analysis pass after DOM2.
3943 Move pass_del_pta to a later spot.
3944 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3945 create a name tags when we find a dereferenced pointer. Just
3946 mark the pointer dereferenced.
3947 (collect_points_to_info_for): Move code to clear points-to
3948 information to create_name_tags.
3949 (create_name_tags): New function.
3950 (compute_flow_sensitive_aliasing): Call it.
3951 (setup_pointers_and_addressables): Mark type tags for renaming
3952 here instead of ...
3953 (create_memory_tag): ... here.
3954 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3955 (dump_points_to_info_for): Declare extern.
3956 (debug_points_to_info_for): New function.
3958 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3960 * config/arc/arc.md: Switch to DFA-based scheduler description.
3961 * config/arc/arc.c: Switch to DFA-based scheduler description.
3963 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3965 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3966 pointer.
3968 2004-07-09 Richard Henderson <rth@redhat.com>
3970 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3971 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3972 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3973 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3975 * config/v850/v850-protos.h (v850_va_arg): Remove.
3976 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3977 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3978 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3979 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3980 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3982 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3984 PR target/12133
3985 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3986 and DImode to use +/-4k offset.
3988 2004-07-09 Richard Henderson <rth@redhat.com>
3990 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3991 Remove.
3992 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3993 (xstormy16_gimplify_va_arg_expr): Rewrite from
3994 xstormy16_expand_builtin_va_arg.
3995 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3997 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3998 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4000 * config/sh/sh-protos.h (sh_va_arg): Remove.
4001 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4002 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4003 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4005 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4006 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4007 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4008 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4010 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4011 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4012 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4013 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4015 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4017 * config/sparc/sparc.md (return): Rewrite length formula.
4018 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4019 argument to final_scan_insn when in a delay slot.
4020 (output_sibcall): Likewise.
4022 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4024 * arm.c (arm_cpp_interwork): New variable.
4025 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4026 line.
4027 * arm.h (arm_cpp_interwork): Declare it.
4028 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4029 __THUMB_INTERWORK__ in the preprocessor.
4031 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4033 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4035 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4037 PR target/16416
4038 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4039 Override default settings to account for -m32 and -m64.
4041 2004-07-08 Randolph Chung <tausq@debian.org>
4043 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4045 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4047 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4048 before comparing it as such.
4050 2004-07-08 Richard Henderson <rth@redhat.com>
4052 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4053 temporary. Use bit arithmetic to align.
4055 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4057 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4058 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4059 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4060 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4061 add_labels_and_missing_jumps, find_jump_block,
4062 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
4063 Likewise.
4064 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
4065 link_btr_uses, move_btr_def): Likewise.
4066 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
4067 expand_builtin_expect_jump): Likewise.
4068 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
4069 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4070 * cfganal.c (forwarder_block_p): Likewise.
4071 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
4072 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
4073 find_bb_boundaries): Likewise.
4074 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4075 merge_blocks_move_predecessor_nojumps,
4076 merge_blocks_move_successor_nojumps, insns_match_p,
4077 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4078 try_optimize_cfg): Likewise.
4079 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
4080 * cfglayout.c (skip_insns_after_block, label_for_bb,
4081 record_effective_endpoints, insn_locators_initialize,
4082 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
4083 * cfgmainloop.c (create_loop_notes): Likewise.
4084 * cfgrtl.c (delete_insn, delete_insn_chain,
4085 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
4086 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
4087 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4088 redirect_branch_edge, force_nonfallthru_and_redirect,
4089 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
4090 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
4091 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
4092 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
4093 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
4094 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
4095 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
4096 * combine.c (combine_instructions, can_combine_p, try_combine,
4097 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
4098 distribute_notes, distribute_links, insn_cuid): Likewise.
4099 * cse.c (fold_rtx, cse_insn, cse_around_loop,
4100 invalidate_skipped_block, cse_set_around_loop,
4101 cse_end_of_basic_block, cse_main, cse_basic_block,
4102 cse_condition_code_reg): Likewise.
4103 * cselib.c (cselib_process_insn): Likewise.
4104 * ddg.c (create_ddg): Likewise.
4105 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
4106 Likewise.
4107 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4108 gen_label_die, dwarf2out_var_location): Likewise.
4109 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
4110 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
4111 last_call_insn, active_insn_p, next_label, prev_label,
4112 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
4113 add_insn_before, remove_insn, add_function_usage_to,
4114 reorder_insns, find_line_note, remove_unnecessary_notes,
4115 emit_insn_after_1, classify_insn): Likewise.
4116 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
4117 connect_post_landing_pads, sjlj_mark_call_sites,
4118 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
4119 can_throw_internal, can_throw_external, set_nothrow_function_flags,
4120 convert_to_eh_region_ranges): Likewise.
4121 * explow.c (optimize_save_area_alloca): Likewise.
4122 * expr.c (expand_expr_real): Likewise.
4123 * final.c (insn_current_reference_address, compute_alignments,
4124 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
4125 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
4126 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
4127 propagate_block_delete_insn, propagate_one_insn,
4128 init_propagate_block_info, propagate_block, libcall_dead_p,
4129 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
4130 Likewise.
4131 * function.c (instantiate_virtual_regs, reorder_blocks_1,
4132 expand_function_start, expand_function_end, contains,
4133 thread_prologue_and_epilogue_insns,
4134 reposition_prologue_and_epilogue_notes): Likewise.
4135 * gcse.c (constprop_register, bypass_conditional_jumps,
4136 insert_insn_end_bb, gcse_after_reload): Likewise.
4137 * genemit.c (gen_expand, gen_split): Likewise.
4138 * genpeep.c (gen_peephole, main): Likewise.
4139 * global.c (build_insn_chain): Likewise.
4140 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
4141 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
4142 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
4143 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
4144 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
4145 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
4146 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
4147 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
4148 dead_or_predicable): Likewise.
4149 * integrate.c (try_constants): Likewise.
4150 * jump.c (rebuild_jump_labels, cleanup_barriers,
4151 purge_line_number_notes, init_label_info, mark_all_labels,
4152 squeeze_notes, get_label_before, get_label_after,
4153 reversed_comparison_code_parts, simplejump_p, pc_set,
4154 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
4155 delete_barrier, delete_prior_computation, delete_computation,
4156 delete_related_insns, delete_for_peephole, redirect_jump):
4157 Likewise.
4158 * lcm.c (optimize_mode_switching): Likewise.
4159 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
4160 Likewise.
4161 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
4162 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
4163 * loop-iv.c (simplify_using_assignment): Likewise.
4164 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
4165 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
4166 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
4167 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
4168 check_insn_for_givs, check_final_value, update_giv_derive,
4169 basic_induction_var, product_cheap_p, check_dbra_loop,
4170 loop_insn_first_p, last_use_this_basic_block,
4171 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4172 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4173 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4174 sms_schedule_by_order): Likewise.
4175 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4176 * postreload.c (reload_cse_simplify_operands, reload_combine,
4177 reload_cse_move2add): Likewise.
4178 * predict.c (can_predict_insn_p, estimate_probability,
4179 expected_value_to_br_prob, process_note_predictions): Likewise.
4180 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4181 * profile.c (branch_prob): Likewise.
4182 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4183 detect_webs_set_in_cond_jump): Likewise.
4184 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4185 ra_print_rtl_with_bb): Likewise.
4186 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4187 * recog.c (next_insn_tests_no_inequality, find_single_use,
4188 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4189 * reg-stack.c (next_flags_user, record_label_references,
4190 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4191 compensate_edge, convert_regs_1): Likewise.
4192 * regclass.c (scan_one_insn): Likewise.
4193 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4194 regmove_optimize, fixup_match_1, single_set_for_csa,
4195 combine_stack_adjustments_for_block): Likewise.
4196 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4197 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4198 find_equiv_reg): Likewise.
4199 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4200 reload_as_needed, emit_input_reload_insns, do_output_reload,
4201 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4202 Likewise.
4203 * reorg.c (find_end_label, emit_delay_sequence,
4204 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4205 get_jump_flags, rare_destination, mostly_true_jump,
4206 try_merge_delay_insns, redundant_insn, own_thread_p,
4207 fill_simple_delay_slots, fill_slots_from_thread,
4208 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4209 dbr_schedule): Likewise.
4210 * resource.c (find_basic_block, next_insn_no_annul,
4211 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4212 * rtl.h (RTX_PREV): Likewise.
4213 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4214 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4215 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4216 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4217 tablejump_p, computed_jump_p, insns_safe_to_move_p,
4218 find_first_parameter_load, can_hoist_insn_p): Likewise.
4219 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4220 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4221 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4222 schedule_ebbs): Likewise.
4223 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4224 is_conditionally_protected, can_schedule_ready_p,
4225 add_branch_dependences, debug_dependencies): Likewise.
4226 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4227 Likewise.
4228 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4229 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4230 set_dominates_use, ujump_to_loop_cont): Likewise.
4231 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4232 * varasm.c (output_constant_pool_1): Likewise.
4234 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4236 * tree-scalar-evolution.c: New file.
4237 * tree-scalar-evolution.h: New file.
4238 * tree-ssa-loop-niter.c: New file.
4239 * Makefile.in (SCEV_H): New.
4240 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4241 * cfgloop.h (struct loop): Add bounds field.
4242 * tree-flow.h (struct tree_niter_desc): New type.
4243 (number_of_iterations_cond, number_of_iterations_exit,
4244 loop_niter_by_eval, find_loop_niter_by_eval,
4245 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4246 free_numbers_of_iterations_estimates): Declare.
4247 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4248 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4249 * doc/invoke.texi (max-iterations-to-track): Document.
4251 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
4253 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4254 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4255 (MODE_AFTER): Add cast appropriately.
4256 * config/sh/sh.md (movdi splitter): Likewise.
4257 (casesi_worker_2): Add const qualifier appropriately.
4258 (eh_return): Remove unused variable.
4259 (insv): Initialize v;
4261 2004-07-08 Richard Henderson <rth@redhat.com>
4263 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4264 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4265 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4266 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4267 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4269 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4270 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4271 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4272 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4274 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4275 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4276 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4277 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4279 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4280 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4281 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4282 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4284 * config/i860/i860-protos.h (i860_va_arg): Remove.
4285 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4286 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4287 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4289 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4291 * system.h: Prototype getpagesize if missing.
4292 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4293 * configure: Regenerate.
4294 * config.in: Regenerate.
4296 2004-07-08 Richard Henderson <rth@redhat.com>
4298 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4299 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4300 (fr30_gimplify_va_arg_expr): New.
4301 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4302 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4304 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
4306 PR target/16414
4307 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4308 of asm_noperands result.
4310 2004-07-08 Richard Henderson <rth@redhat.com>
4312 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4313 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4314 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4315 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
4317 2004-07-08 Richard Henderson <rth@redhat.com>
4319 * builtins.c (ind_gimplify_va_arg_expr): New.
4320 * tree.h (ind_gimplify_va_arg_expr): Declare.
4321 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4323 2004-07-08 Jan Beulich <jbeulich@novell.com>
4325 * expmed.c (extract_bit_field): Correct condition to use vec_extract
4326 patterns also on vector elements other than the first one.
4327 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4328 break statements.
4330 2004-07-08 Geoffrey Keating <geoffk@apple.com>
4332 * config/rs6000/darwin-ldouble.c: Correct reference
4333 to the Linnainmaa paper.
4335 2004-07-08 Richard Henderson <rth@redhat.com>
4337 * config/arc/arc-protos.h (arc_va_arg): Remove.
4338 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4339 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4340 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4342 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4343 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4344 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4345 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4347 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4349 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4351 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4353 * c-decl.c (static_ctors, static_dtors): Make static.
4354 (pop_file_scope): Call c_common_write_pch and
4355 cgraph_finalize_compilation_unit here.
4356 (build_cdtor): Moved here from c-objc-common.c; simplify.
4357 (c_write_global_declarations_1): Clarify comment.
4358 (c_write_global_declarations): Close the external scope before
4359 doing anything else. Call build_cdtor, cgraph_optimize, and
4360 mudflap_finish_file here.
4361 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4362 Clarify comment.
4363 * c-objc-common.c: No need to include cgraph.h.
4364 (build_cdtor): Moved to c-decl.c.
4365 (c_objc_common_finish_file): Delete.
4366 * c-tree.h: Update to match.
4367 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4368 (generate_static_references): Set TREE_USED before calling finish_decl.
4369 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
4370 on the static_instances_decl.
4372 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4374 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4375 decls when there is only one input translation unit.
4376 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4377 change of 2004-07-05; do not treat declarations with
4378 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4379 * opts.c (cur_in_fname): Delete.
4380 * opts.h: Likewise.
4381 * tree.c: Revert changes of 2004-07-05; no special treatment
4382 for TRANSLATION_UNIT_DECLs.
4383 * Makefile.in (tree.o): Update dependencies.
4385 2004-07-08 Roger Sayle <roger@eyesopen.com>
4387 * builtins.c (fold_builtin_strcpy): Merge functionality from
4388 simplify_builtin_strcpy. Add additional len argument. No longer
4389 static. Remove function prototype.
4390 (fold_builtin_strncpy): Likewise integrate functionality from
4391 simplify_builtin_strncpy. Add additional slen argument. No
4392 longer static. Remove function prototype.
4393 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4394 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
4395 types of "ignore" and "unlocked" parameters to bool.
4396 (fold_builtin_1): Add additional ignore argument. Call renamed
4397 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4398 builtins. Update arguments to fold_builtin_strncpy and
4399 fold_builtin_strcpy. Add function prototype.
4400 (fold_builtin): Add additional Boolean ignore argument to pass
4401 to fold_builtin_1.
4402 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4403 and fold_builtin_strncpy instead of simplify_builtin_fputs,
4404 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4406 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4407 simplify_builtin_strncpy): Delete function prototypes.
4408 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4409 fold_builtin_strncpy): Add function prototypes here.
4410 (fold_builtin): Update function prototype with new "bool ignore".
4412 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4413 (ccp_fold_builtin): Update call to fold_builtin. Call
4414 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4415 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4416 simplify_builtin_strncpy respectively.
4417 * fold-const.c (fold): Update call to fold_builtin.
4419 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4421 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4422 to strcpy.
4424 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4425 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4426 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4427 * calls.c: Remove ifdefs of macros above.
4428 * functions.c: Likewise.
4429 * expr.c: Likewise.
4431 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4433 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4434 (arch attribute): Delete.
4435 (current_function_calls_alloca attribute): Rename into calls_alloca.
4436 (calls_eh_return): New attribute.
4437 (leaf_function): Likewise.
4438 (length attribute): Fix formula for sibcalls.
4439 (return insn): Correctly compute the 'length' attribute.
4440 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
4442 2004-07-08 Richard Henderson <rth@redhat.com>
4444 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
4445 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
4446 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
4447 * tree-eh.c (lower_eh_constructs_1): Likewise.
4448 * tree-sra.c (sra_walk_modify_expr): Likewise.
4449 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4450 (eliminate_unnecessary_stmts): Likewise.
4451 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4452 * tree-tailcall.c (optimize_tail_call): Likewise.
4453 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
4455 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4456 Jakub Jelinek <jakub@redhat.com>
4458 * config/i386/i386.c (override_options): Enable
4459 SSE prefetches with -mtune, as long as we are
4460 compiling for i686 or higher. All i686 processors
4461 accept SSE prefetches as NOPS, some i586's don't.
4463 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4465 PR target/10567
4466 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
4468 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4470 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
4471 the handling of clobbering ASM_EXPRs.
4473 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4475 PR target/16430
4476 * config/sparc/sparc.c (function_value): In 64-bit mode,
4477 return the aggregates larger than 16 bytes like unions.
4479 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4481 PR target/16199
4482 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
4483 'temp' is zero, generate new pseudos as needed and emit the
4484 sequence of insns in single-assignment form. Resync comments
4485 with code.
4486 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
4487 function before reload.
4489 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
4491 * vec.c (vec_assert_fail): Remove duplicate 'function'.
4493 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
4495 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
4496 Allocation is signed.
4497 (VEC_reserve): Return flag, allocation is signed.
4499 2004-07-08 Richard Henderson <rth@redhat.com>
4501 * tree-ssa-ccp.c (fold_stmt): Get type directly from
4502 OBJ_TYPE_REF_OBJECT.
4504 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
4505 Neil Booth <neil@daikokuya.co.uk>
4507 PR c/2511
4508 PR c/3325
4509 * c-decl.c (finish_struct): Ensure bit-fields are given the
4510 correct type.
4511 * c-common.c (c_common_signed_or_unsigned_type): For C, require
4512 the precision to match as well as the mode.
4513 * expr.c (reduce_to_bit_field_precision): New function.
4514 (expand_expr_real_1): Reduce expressions of bit-field type to
4515 proper precision.
4516 * langhooks.h (reduce_bit_field_operations): New hook.
4517 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4518 Define.
4519 * c-lang.c, objc/objc-lang.c
4520 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4521 * objc/objc-act.c (check_ivars): Convert types to bit-field types
4522 before checking.
4523 * tree.c (build_nonstandard_integer_type): New function.
4524 * tree.h (build_nonstandard_integer_type): New prototype.
4525 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4526 conversions between integer and boolean types as useless.
4528 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4530 * c-common.c (c_common_nodes_and_builtins): Do not
4531 create __builtin_ptrdiff_t and __builtin_size_t.
4533 2004-07-08 Andrew Pinski <apinski@apple.com>
4535 * Makefile.in (libbackend.o): Add -combine to the gcc
4536 command line.
4538 2004-07-08 Nick Clifton <nickc@redhat.com>
4540 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4541 Set to -Os.
4543 2004-07-08 Richard Henderson <rth@redhat.com>
4545 * except.c (expand_eh_region_start, expand_eh_region_end,
4546 expand_eh_handler, expand_eh_region_end_cleanup,
4547 expand_start_all_catch, expand_start_catch, expand_end_catch,
4548 expand_end_all_catch, expand_eh_region_end_allowed,
4549 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4550 expand_eh_region_end_fixup): Remove.
4551 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4552 cleanups, outer_cleanups, label_chain, exception_region.
4553 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4554 (struct label_chain): Remove.
4555 (struct stmt_status): Remove x_stack_block_stack.
4556 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4557 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4558 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4559 end_cleanup_deferral, last_cleanup_this_contour,
4560 containing_blocks_have_cleanups_or_stack_level,
4561 any_pending_cleanups): Remove.
4562 (expand_null_return_1): Take no arguments.
4563 (expand_label, expand_naked_return, expand_return,
4564 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4565 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4566 expand_end_case_type): Don't use any of them.
4567 * calls.c (expand_call): Likewise.
4568 * dojump.c (do_jump): Likewise.
4569 * function.c (expand_function_end): Likewise.
4570 * expr.c (store_expr, expand_expr_real_1): Likewise.
4571 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4572 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4573 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4574 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4575 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4576 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4577 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4578 for WITH_CLEANUP_EXPR.
4579 (gimple_push_cleanup): Likewise.
4580 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4581 * print-tree.c (print_node): Likewise.
4582 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4583 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4584 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4585 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4586 (GOTO_SUBROUTINE_EXPR): Remove.
4587 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4588 (DECL_TOO_LATE): Remove.
4589 * except.h, tree.h: Update decls.
4591 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4593 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4594 * passes.c (rest_of_handle_final): Handle symout.
4595 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4596 Push timevar here.
4597 (rest_of_handle_sched): Break out SMS. Remove ifs for
4598 flag_schedule_insns and flag_modulo_sched.
4599 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4600 collect at the end.
4601 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4602 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4603 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4604 rest_of_handle_mode_switching, rest_of_handle_jump,
4605 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4606 rest_of_handle_jump2, rest_of_handle_postreload,
4607 rest_of_handle_flow2, rest_of_clean_state,
4608 rest_of_handle_shorten_branches,
4609 rest_of_handle_prologue_epilogue,
4610 rest_of_handle_branch_target_load_optimize): New.
4611 (rest_of_compilation): Call the above. Remove ggc_collect
4612 calls moved to rest_of_handle_*.
4613 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4615 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4616 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4617 * except.h (set_nothrow_function_flags): Update comment.
4618 * function.c (current_function_nothrow): Remove.
4619 * output.h (current_function_nothrow): Remove.
4620 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4621 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4623 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4625 PR bootstrap/16326
4626 * reorg.c: Revert 2004-06-30 change.
4627 (find_end_label): If HAVE_epilogue and !HAVE_return,
4628 return 0 instead of creating a label at the end of the insn chain.
4629 (optimize_skip): Account for the failure mode of find_end_label.
4630 (fill_simple_delay_slots): Likewise.
4631 (fill_slots_from_thread): Likewise.
4632 (relax_delay_slots): Likewise.
4634 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4636 * tree-flow.h (addressable_vars): Declare.
4637 * tree-ssa-alias.c (addressable_vars): Define.
4638 (setup_pointers_and_addressables): Add addressable variables
4639 to addressable_vars.
4640 * tree-ssa-operands.c (get_stmt_operands): Move
4641 handling of ASM_EXPRs ...
4642 (get_asm_expr_operands): ... here.
4643 When the ASM_EXPR clobbers memory, also clobber addressable
4644 variables.
4645 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4646 (delete_tree_ssa): Reset addressable_vars.
4648 2004-07-07 Jan Beulich <jbeulich@novell.com>
4649 Richard Henderson <rth@redhat.com>
4651 * varasm.c (assemble_variable): Use assemble_zeros for
4652 zero-initialized variables.
4653 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4654 for SECCAT_BSS and SECCAT_TBSS.
4656 2004-07-07 Jan Beulich <jbeulich@novell.com>
4658 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4660 * expmed.c (emit_store_flag): Also special-case double-word
4661 (in-)equality comparison against -1.
4663 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4664 passing arguments the containers for which are registers.
4666 * calls.c (emit_library_call_value_1): Use mode of function parameter
4667 rather than that of argument since constants have none.
4669 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4671 Introduce H8SX support.
4672 * expr.c (expand_strcpy): Renamed and moved to...
4673 * builtins.c (expand_movstr): ... here. Tweak.
4674 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4675 computed or has side effects.
4676 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4677 unused, or if mempcpy fails. Adjust the return value in the
4678 latter case. Use movstr if everything else fails.
4679 * doc/md.texi (movstr): Document.
4680 (movmemM, clrmemM): Fix explanation of memory block operands.
4681 * config/h8300/h8300.md (stpcpy): Renamed to...
4682 (movstr): ... this. Adjust.
4683 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4684 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4685 movmem* and clrstr* to clrmem*.
4686 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4687 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4688 GENERAL_REGS, always.
4689 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4690 getting the stack pointer as addr.
4691 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4692 from general_operand_dst.
4693 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4694 variant of...
4695 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4696 instead of requiring it to match only before reload.
4697 (stpcpy_internal_normal): New, normal-mode variant of...
4698 (stpcpy_internal): ... this. Add modes to operands. Disparage
4699 `D' instead of requiring it to match only before reload.
4700 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4701 mode argument.
4702 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4703 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4704 h8300_get_index.
4705 * config/h8300/h8300.md (attr type): Add call.
4706 (attr can_delay): If type is call, set it no.
4707 (call, call_value): Set type to call.
4708 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4709 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4710 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4711 * tree.c (get_narrower): Don't narrow integral types into
4712 non-integral types.
4713 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4714 frame_size *before* the first use.
4715 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4716 on input.
4717 (peephole2): Don't widen instructions that push SP. Move
4718 decrement of SP to the end of all stm-generating peepholes.
4719 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4720 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4721 and OR to set it to all ones.
4722 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4723 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4724 (call, call_value): Set can_delay to "no".
4725 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4726 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4727 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4728 * config/h8300/h8300.md (*brabit): Remove.
4729 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4730 zero_extract. Use bit_memory_operand as the predicate for
4731 operand 1 and 'WU' as the constraint. Check the difference
4732 between the base length and the final one when deciding which
4733 type of branch to use.
4734 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4735 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4736 Use convert_move to extend the result for TARGET_H8300SX. Check
4737 for QImode memory references. Optimize the case where the
4738 destination is a paradoxical subreg.
4739 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4740 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4741 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4742 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4743 * config/h8300/h8300.md: Include mova.md
4744 (length_table): Add mova and mova_zero.
4745 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4746 after all constant addresses for '%R', '%X', '%T' and '%S'.
4747 (h8300_mova_length): New function.
4748 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4749 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4750 dependencies for s-config, etc.
4751 * config/h8300/gemova.sh: New file.
4752 * config/h8300/mova.md: Generated.
4753 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4754 * config/h8300/h8300.c (h8300_bitfield_length): New.
4755 (nibble_operand): Adjust.
4756 (h8300_binary_length): Handle conditional binary op.
4757 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4758 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4759 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4760 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4761 constraints. WU is introduced as a variant of U that requires a
4762 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4763 * config/h8300/h8300.md (attr type): Added bitbranch.
4764 (attr length_table): Added bitfield and bitbranch.
4765 (attr length): Compute bitbranch length.
4766 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4767 least-significant bit of a byte.
4768 (brabit, brabc, brabs): New.
4769 (insv, extzv): Emit bfst and bfld on H8300SX.
4770 (bfld, bfst, seq, sne): New.
4771 (bstzhireg, cmpstz, bstz, bistz): New.
4772 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4773 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4774 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4775 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4776 (h8sx_unary_memory_operator): New function.
4777 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4778 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4779 * config/h8300/h8300.md: Add peepholes to combine reloads and
4780 arithmetic insns.
4781 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4782 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4783 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4784 (and?i, ior?i, xor?i): Likewise.
4785 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4786 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4787 Various whitespace fixes.
4788 (h8300_constant_length): New function, split out from...
4789 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4790 (h8300_classify_operand): Use IN_RANGE.
4791 (h8300_classify_operand): Use h8300_constant_length.
4792 (h8300_short_move_mem_p): Tighten size check.
4793 (h8sx_mergeable_memrefs_p): Tighten equality check.
4794 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4795 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4796 for -msx.
4797 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4798 * config/h8300/crtn.asm: Likewise.
4799 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4800 if __H8300SX__ is defined.
4801 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4802 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4803 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4804 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4805 addresses as mode-dependent.
4806 * config/h8300/h8300.c (print_operand_address): Update call to
4807 h8300_get_index.
4808 (h8300_get_index): Take a mode argument. Rework to fix an
4809 earlier misunderstanding.
4810 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4811 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4812 into a register if TARGET_H8300SX.
4813 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4814 TARGET_H8300SX. Also disable related define_splits.
4815 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4816 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4817 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4818 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4819 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4820 (EXTRA_CONSTRAINT_STR): Check it.
4821 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4822 class arguments.
4823 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4824 * config/h8300/h8300.md (length_table): Add mov_imm4.
4825 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4826 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4827 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4828 be a label.
4829 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4830 * config/h8300/h8300.c (h8300_reorg): New function.
4831 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4832 * config/h8300/h8300.md (length): Subtract the length of the
4833 delay slot from (pc) when checking the range of forward branches.
4834 (delay_slot, can_delay): New attributes.
4835 (define_delay): Add bra/s handling.
4836 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4837 (jump): Add delayed-branch handling.
4838 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4839 * expr.c (expand_strcpy): New function.
4840 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4841 (expand_builtin_stpcpy): Likewise.
4842 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4843 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4844 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4845 handling to improve register allocation for -fno-omit-frame-pointer.
4846 (h8sx_split_movmd): Delete, moving er6 handling into...
4847 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4848 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4849 (movmd): Add calls to copy_rtx.
4850 (movmd_internal): In the second alternative, allow the initial and
4851 final destination registers to be different . Update the splitter
4852 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4853 instead of h8sx_split_movmd.
4854 (stpcpy, movsd): New expanders.
4855 (movsd_internal): New define_insn.
4856 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4857 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4858 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4859 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4860 and DESTINATION_REGS.
4861 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4862 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4863 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4864 (h8300_move_ratio): Declare.
4865 (MOVE_RATIO): Use it.
4866 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4867 (h8300_init_once): Initialize it.
4868 (h8300_reg_class_from_letter): New function.
4869 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4870 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4871 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4872 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4873 (movstrsi, movmd): New expanders.
4874 (movmd_internal): New insn.
4875 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4876 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4877 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4878 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4879 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4880 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4881 * config/h8300/h8300.c (nibble_operand): Fix warning.
4882 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4883 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4884 (movsf_h8300h): Disable for TARGET_H8300SX.
4885 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4886 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4887 h8300_stm_parallel and h8300_return_parallel.
4888 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4889 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4890 h8300_stm_parallel, h8300_return_parallel): New functions.
4891 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4892 if TARGET_H8300SX. Use h8300_push_pop.
4893 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4894 and final pop when generating h8sx code. Always emit some form
4895 of return insn.
4896 * config/h8300/h8300.md: Don't enforce register alignment in
4897 stm peepholes if TARGET_H8300SX.
4898 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4899 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4900 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4901 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4902 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4903 (MULTILIB_DIRNAMES): Add a directory for it.
4904 (MULTILIB_MATCHES): Delete.
4905 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4906 * final.c (walk_alter_subreg): Handle addresses with subregs
4907 inside a ZERO_EXTEND or AND.
4908 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4909 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4910 if TARGET_H8300SX.
4911 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4912 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4913 @(dd,Rn.w) and @(dd,ERn.L).
4914 (h8300_displacement_size): Take the whole address as argument.
4915 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4916 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4917 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4918 (h8sx_mergeable_memrefs_p): Declare.
4919 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4920 (HAVE_PRE_INCREMENT): Likewise.
4921 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4922 addresses for TARGET_H8300SX,
4923 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4924 and POST_DEC.
4925 (movb_length_table, movl_length_table): New tables.
4926 (movw_length_table): Define to movb_length_table.
4927 (h8300_displacement_size): New, split out from...
4928 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4929 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4930 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4931 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4932 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4933 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4934 (h8sx_unary_shift_operator): Get the mode from the operator.
4935 (binary_shift_operator): Likewise.
4936 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4937 a memory reference, check whether the reference is offsettable.
4938 (length_table): Add movb, movw and movl.
4939 (movqi): Add new h8sx pattern. Don't force one operand to be a
4940 register when generating h8sx code.
4941 (movhi, movsi, movsf): Likewise.
4942 (movstrictqi): Use the length_table attribute.
4943 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4944 (addqi3): Split into a define_expand and define_insn. Don't accept
4945 memory operands in the expander. Use h8300_operands_match_p to
4946 check for matching operands in the define_insn.
4947 (subqi3, negqi2, one_cmplqi2): Likewise.
4948 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4949 in any patterns that are unused in h8sx code. In the h8sx patterns,
4950 use h8300_operands_match_p to check whether operands match.
4951 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4952 one_cmpl[hs]i3): Likewise.
4953 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4954 in the expander.
4955 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4956 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4957 (h8300_insn_length_from_table): Add a second parameter.
4958 (output_h8sx_shift): Declare.
4959 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4960 (EXTRA_CONSTRAINT): Replace with...
4961 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4962 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4963 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4964 and h8sx_binary_shift_operator.
4965 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4966 for TARGET_H8300SX.
4967 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4968 (bit_memory_operand, fix_bit_operand): Likewise.
4969 (h8300_length_table_for_insn): Remove.
4970 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4971 instructions.
4972 (h8300_short_immediate_length, h8300_binary_length): New functions.
4973 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4974 (output_plussi): Use sub to add negative constants.
4975 (compute_plussi_length): Adjust accordingly.
4976 (h8sx_single_shift_type): New enum.
4977 (h8sx_single_shift, h8sx_unary_shift_operator,
4978 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4979 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4980 single h8sx instruction. Return false in this case.
4981 * config/h8300/h8300.md (length_table): Add short_immediate.
4982 (length): Pass the operand array to h8300_insn_length_from_table.
4983 (adjust_length): Assume "no" for insns with a length_table attribute.
4984 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4985 (*addhi3_h8300hs): Don't use for h8sx.
4986 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4987 and sub.w #xx:3.
4988 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4989 1's predicate to nonimmediate_operand. Only skip default expansion
4990 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4991 for single h8sx shift instructions.
4992 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4993 * config/h8300/h8300.c (nibble_operand): Split out of...
4994 (reg_or_nibble_operand): ... this.
4995 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4996 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4997 umulhisi3): Introduce expand, and introduce separate insns for
4998 sign- or zero-extended REG and already-extended CONST_INT.
4999 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5000 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5001 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5002 (subhi3): Likewise. Don't accept immediates for operand 1.
5003 Remove the early clobber from second alternative of the h8300s pattern.
5004 (subsi3): Generalize for h8sx. Force operand 2 into a register
5005 on plain h8300 targets.
5006 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5007 (subsi3_h8300h): Generalize for h8sx.
5008 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5009 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5010 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5011 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5012 (TARGET_H8300SXMUL): New.
5013 (CONST_OK_FOR_P): New.
5014 (CONST_OK_FOR_LETTER_P): Adjust.
5015 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5016 umulhisi3): Accept 4-bit immediate on H8SX.
5017 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5018 (udivsi3, divhi3, udivsi3, divsi3): New.
5019 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5020 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5021 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5022 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5023 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5024 Add ADDRESSOF to the bit_operand entry.
5025 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5026 (h8300_src_operand): Likewise.
5027 (bit_operand): Check nonimmediate_operand rather than general_operand.
5028 Accept any nonimmediate_operand in h8sx code.
5029 (h8300_and_costs): Initialize operands[1].
5030 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5031 (h8300_operand_class): New enum.
5032 (h8300_length_table): New typedef.
5033 (addb_length_table, addw_length_table, addl_length_table,
5034 logicl_length_table): New tables.
5035 (logicb_length_table, logicw_length_table): New macros.
5036 (h8300_classify_operand, h8300_length_from_table,
5037 h8300_length_table_for_insn, h8300_unary_length,
5038 h8300_insn_length_from_table): New functions.
5039 (output_plussi): Only use adds and subs for register destinations.
5040 Disable redundant clause.
5041 (compute_plussi_cc): Likewise.
5042 (compute_plussi_length): Likewise. Use h8300_length_from_table
5043 to work out the length of an insn.
5044 (output_logical_op): Only use narrower immediate instructions
5045 if the destination is a register.
5046 (compute_logical_op_cc): Likewise.
5047 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5048 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5049 * config/h8300/h8300.md (length_table): New attribute.
5050 (length): When an instruction has a length_table attribute, use
5051 h8300_insn_length_from_table to calculate its default length.
5052 (cmpqi): Use h8300_dst_operand for the first operand and
5053 h8300_src_operand for the second.
5054 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5055 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5056 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5057 iorsi3, xorhi3, xorsi3): Likewise.
5058 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5059 so that it allows any combination of operands for TARGET_H8300SX.
5060 (iorqi3, xorqi3): Likewise.
5061 (cmpqi): Use the length_table attribute.
5062 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
5063 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5064 (cmpqi): Add 'Q' constraint.
5065 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
5066 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5067 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
5068 * config/h8300/h8300.h (MASK_H8300SX): New macro.
5069 (TARGET_H8300S): True for both -ms and -msx.
5070 (TARGET_H8300SX): New macro.
5071 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
5072 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
5073 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
5074 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
5075 [Temporary change.]
5076 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
5077 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
5078 16-bit pointers and 32-bit ints.
5079 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
5080 CONST_DOUBLE with mode no wider than SImode.
5081 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
5082 output operand.
5083 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
5084 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
5085 or SUBREG thereof.
5086 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5087 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
5088 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
5090 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5092 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
5094 2004-07-07 Per Bothner <per@bothner.com>
5096 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
5098 2004-07-07 Mike Stump <mrs@apple.com>
5100 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
5101 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
5102 (machopic_finish): Likewise.
5104 2004-07-07 Richard Henderson <rth@redhat.com>
5106 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
5107 through any value-preserving cast.
5109 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5111 * function.c (assign_parm_find_data_types): Call
5112 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
5114 2004-07-07 Steven Bosscher <stevenb@suse.de>
5116 * tree-cfg.c (group_case_labels): Remove case labels that have
5117 the same target as the default case.
5119 2004-07-07 Steven Bosscher <stevenb@suse.de>
5121 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
5122 regardless of DECL_LANG_SPECIFIC being present or not.
5123 * tree.h (DECL_NUM_STMTS): Purge.
5125 2004-07-07 Andrew Pinski <apinski@apple.com>
5127 * configure: Regenerate with the right autoconf.
5129 2004-07-07 David Edelsohn <edelsohn@gnu.org>
5131 * ifcvt.c (total_bb_rtx_cost): New function.
5132 (find_if_case_1): Compare rtx_cost of basic block to cost of
5133 BRANCH_COST insns.
5134 (find_if_case_2): Same.
5136 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5138 PR target/10567
5139 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
5140 (output_return): Likewise.
5141 (output_sibcall): Abort if !flag_delayed_branch.
5142 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
5143 (emit_and_preserve): New function.
5144 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
5145 indirect jump to the thunked-to function if !flag_delayed_branch.
5146 * config/sparc/sparc.md (delayed_branch): New attribute.
5147 (load_pcrel_sym): Honor flag_delayed_branch. Use above
5148 attribute to compute the length of the insn.
5149 (goto_handler_and_restore): Likewise.
5151 2004-07-07 Andrew Pinski <apinski@apple.com>
5153 PR tree-optimization/15777
5154 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
5156 * expr.c (expand_expr_real_1): Fix formating.
5157 BUFFER_REF and IN_EXPR are dead.
5158 * fold-const.c (non_lvalue): BUFFER_REF is dead.
5159 * tree-inline.c (estimate_num_insns_1): Likewise.
5160 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
5161 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
5162 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
5164 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
5166 * collect2.c (dump_file): Don't call cplus_demangle if
5167 HAVE_LD_DEMANGLE is defined.
5168 (main): Pass "--demangle" to ld if no_demangle is not 0 and
5169 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
5170 if HAVE_LD_DEMANGLE is defined.
5172 * configure.ac (--with-demangler-in-ld): Added
5173 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5174 --with-demangler-in-ld is used.
5175 * config.in: Regenerated.
5176 * configure: Likewise.
5178 2004-07-07 Roger Sayle <roger@eyesopen.com>
5180 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5181 for simple floating point operations "fp", double precision
5182 multiplication "dmul", and single and double precision division
5183 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5184 (ppc630_cost): New table split from ppc620_cost, to distinguish
5185 differences in floating point latencies.
5186 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5187 (rs6000_rtx_costs): Add support for single and double precision
5188 floating point addition, subtraction, multiplication, division,
5189 fused-multiply-add, fused-multiply-sub, negation, absolute value
5190 and negative absolute value. Tweak MEM case to use prefered idiom.
5192 2004-07-07 Richard Henderson <rth@redhat.com>
5194 * tree-flow-inline.h (may_propagate_copy): Move...
5195 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5196 attempt to copy between types requiring conversion.
5197 * tree-flow.h (may_propagate_copy): Update decl.
5198 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5200 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5202 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5203 from -mtune= option.
5205 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5207 * builtins.c: Rename movstr*, except for movstrict*, to
5208 movmem* and clrstr* to clrmem*.
5209 * expr.c: Likewise.
5210 * expr.h: Likewise.
5211 * genopinit.c: Likewise.
5212 * integrate.c: Likewise.
5213 * local-alloc.c: Likewise.
5214 * optabs.c: Likewise.
5215 * optabs.h: Likewise.
5216 * config/alpha/alpha.h: Likewise.
5217 * config/alpha/alpha.md: Likewise.
5218 * config/arm/arm-protos.h: Likewise.
5219 * config/arm/arm.c: Likewise.
5220 * config/arm/arm.md: Likewise.
5221 * config/avr/avr.md: Likewise.
5222 * config/c4x/c4x.c: Likewise.
5223 * config/c4x/c4x.md: Likewise.
5224 * config/frv/frv.md: Likewise.
5225 * config/i386/i386-protos.h: Likewise.
5226 * config/i386/i386.c: Likewise.
5227 * config/i386/i386.h: Likewise.
5228 * config/i386/i386.md: Likewise.
5229 * config/i860/i860.c: Likewise.
5230 * config/i860/i860.md: Likewise.
5231 * config/ip2k/ip2k.md: Likewise.
5232 * config/ip2k/libgcc.S: Likewise.
5233 * config/ip2k/t-ip2k: Likewise.
5234 * config/m32r/m32r.c: Likewise.
5235 * config/m32r/m32r.md: Likewise.
5236 * config/mcore/mcore.md: Likewise.
5237 * config/mips/mips.c: Likewise.
5238 * config/mips/mips.md: Likewise.
5239 * config/ns32k/ns32k.c: Likewise.
5240 * config/ns32k/ns32k.h: Likewise.
5241 * config/ns32k/ns32k.md: Likewise.
5242 * config/pa/pa.c: Likewise.
5243 * config/pa/pa.md: Likewise.
5244 * config/pdp11/pdp11.h: Likewise.
5245 * config/pdp11/pdp11.md: Likewise.
5246 * config/rs6000/rs6000.c: Likewise.
5247 * config/rs6000/rs6000.md: Likewise.
5248 * config/s390/s390-protos.h: Likewise.
5249 * config/s390/s390.c: Likewise.
5250 * config/s390/s390.md: Likewise.
5251 * config/sh/lib1funcs.asm: Likewise.
5252 * config/sh/sh.c: Likewise.
5253 * config/sh/sh.md: Likewise.
5254 * config/sh/t-sh: Likewise.
5255 * config/sparc/sparc.h: Likewise.
5256 * config/vax/vax.md: Likewise.
5257 * config/xtensa/xtensa.c: Likewise.
5258 * config/xtensa/xtensa.md: Likewise.
5259 * doc/invoke.texi: Likewise.
5260 * doc/md.texi: Likewise.
5261 * doc/rtl.texi: Likewise.
5263 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
5265 PR target/16407
5266 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5267 * config/mips/mips.c (mips_declare_common_object): New function,
5268 mostly split out from...
5269 (mips_output_aligned_decl_common): ...here.
5270 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5271 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5272 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5273 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
5275 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5277 PR c/16392
5278 * function.c (assign_parms): Fix typo from previous change.
5280 2004-07-07 Jason Merrill <jason@redhat.com>
5282 PR c++/15815
5283 * doc/extend.texi (C++ Interface): Correct information and
5284 discourage use.
5286 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
5288 PR target/16130
5289 PR target/16142
5290 PR target/16143
5291 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5292 insn.
5294 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5296 PR target/1679.
5297 * config/m32r/m32r.c (m32r_function_symbol): New function:
5298 Generate a symbol name RTX with the correct m32r specific flags
5299 set.
5300 (block_move_call): Use new function to generate correct symbol.
5301 * config/m32r/m32r-protos.h: Add prototype for new funcion.
5302 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5303 function.
5305 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5307 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5308 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5309 TYPE_BINFO_BASETYPE): Remove.
5310 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5311 to ...
5312 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5313 here.
5314 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5315 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
5316 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
5317 (struct tree_binfo): Rename base_types to base_binfos.
5318 * alias.c (record_component_aliases): Adjust BINFO macros.
5319 * dbxout.c (dbxout_type): Likewise.
5320 * dwarf2out.c (gen_member_die): Likewise.
5321 * sdbout.c (sdbout_one_type): Likewise.
5322 * tree-dump.c (deque_and_dump): Likewise.
5323 * config/i386/i386.c (classify_argument,
5324 contains_128bit_aligned_vector_p): Likewise.
5326 2004-07-07 Nick Clifton <nickc@redhat.com>
5328 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5329 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5331 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5333 * vec.h: Fix the example use.
5335 2004-07-06 Richard Henderson <rth@redhat.com>
5337 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5338 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5339 * tree-inline.c (copy_body_r, setup_one_parameter,
5340 initialize_inlined_parameters, expand_call_inline,
5341 declare_inline_vars): Don't check it.
5342 (expand_calls_inline): Remove old version, rename new version
5343 from gimple_expand_calls_inline.
5344 * tree-optimize.c (execute_gimple): Remove.
5345 (pass_gimple): Don't run anything.
5347 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5349 * doc/sourcebuild.texi: Use semicolons instead of commas in
5350 section title.
5352 2004-07-06 Richard Henderson <rth@redhat.com>
5354 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5355 (sra_walk_modify_expr, scan_init): Likewise.
5356 (generate_element_zero): Check visited before scanning children.
5357 (generate_element_init): Set visited on error.
5358 (scalarize_init): Handle generate_element_init failure similar
5359 to use_block_copy.
5361 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5363 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5364 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5366 2004-07-06 Richard Henderson <rth@redhat.com>
5368 * config/i386/i386.c (legitimize_pic_address): Make static.
5369 (legitimize_address): Handle CONST with TLS operand.
5370 (ix86_expand_move): Don't call legitimize_pic_address directly.
5371 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5373 2004-07-06 Roger Sayle <roger@eyesopen.com>
5375 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5376 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5377 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5378 is currently executed unconditionally, i.e. not in "else_bb".
5380 2004-07-06 Steven Bosscher <stevenb@suse.de>
5382 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5383 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5384 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5385 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5386 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5387 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5388 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5389 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5390 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5391 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5392 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5393 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5394 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5395 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5396 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5397 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5399 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5401 * dojump.c (do_jump): REFERENCE_EXPR is dead.
5402 * expr.c (expand_expr_real_1): Ditto.
5403 * tree-inline.c (estimate_num_insns_1): Ditto.
5404 * tree-pretty-print.c (dump_generic_node): Ditto.
5405 (op_symbol): Ditto.
5406 * tree.def: Ditto.
5408 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5410 * tree-ssa-pre.c (reference_node_pool): New pool.
5411 (find_or_generate_expression): Class 'r' is okay too.
5412 (create_value_expr_from): Ditto.
5413 (add_to_sets): LHS should not include vuses.
5414 (eliminate): Ditto.
5415 (compute_avail): Reverse ordering of tests.
5416 Valuize INDIRECT_REF as well.
5418 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
5420 PR rtl-optimization/16380
5421 * loop.c (check_dbra_loop): Sink comparison instructions if they
5422 do something other than set cc0.
5424 2004-07-06 James E Wilson <wilson@specifixinc.com>
5426 * doc/interface.texi (longjmp and automatic variables): Delete
5427 paragraph recommending taking the address of a variable.
5429 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5431 * vec.h (VEC_embedded_alloc): Remove.
5432 (VEC_embedded_size, VEC_embedded_init): New.
5433 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5434 MEM_STAT_INFO.
5435 (VEC_truncate): New.
5436 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5437 (vec_embedded_alloc): Remove.
5438 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5439 (vec_embedded_alloc): Remove.
5441 2004-07-06 Mark Mitchell <mark@codesourcery.com>
5443 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
5444 (gt-langhooks.h): Remove.
5446 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
5448 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
5450 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5452 * config/sparc/sparc.c (get_pc_symbol): Rename into
5453 add_pc_to_pic_symbol.
5454 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
5455 (load_pic_register): Account for previous changes.
5456 Use reg_names. Don't create the label twice.
5457 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
5458 UNSPEC_LOAD_PCREL_SYM.
5459 (get_pc): Rename into load_pcrel_sym. Add predicate to
5460 operands. Remove condition.
5462 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5464 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
5465 RECORD, UNION & QUAL_UNION is actually a binfo.
5467 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
5468 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
5469 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
5470 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
5471 * dwarf2out.c (add_data_member_location_attribute): Likewise.
5472 (gen_inheritance_die): Likewise.
5473 * tree-dump.c (deque_and_dump): Likewise.
5474 * doc/c-tree.texi (Binfos): Add under reconstruction note.
5476 2004-07-06 Steven Bosscher <stevenb@suse.de>
5478 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5479 Define.
5480 * config/mcore/mcore.md: Model memory latency with a simple DFA
5481 pipeline description instead of a define_function_unit.
5483 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5485 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
5486 * langhooks.h (var_mod_type_p): Likewise.
5487 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
5488 * expr.c (count_type_elements): Properly handle return from
5489 array_type_nelts and properly test for overflow.
5490 * gimplify.c (gimplify_init_constructor): Properly handle return
5491 from array_type_nelts.
5492 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
5493 * integrate.c (copy_decl_for_inlining): Correct comments.
5494 * tree-inline.c (remap_decl): Update comments, remove dead code,
5495 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
5496 (remap_type): Only remap if variably modified by vars in function
5497 being inlined.
5498 (copy_body_r): Use compatible_type langhooks to see when can fold.
5499 (setup_one_parameter): Don't remap type.
5500 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5501 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5502 compute TREE_INVARIANT for decl case.
5503 (find_var_from_fn): New function.
5504 (variably_modified_type_p): Add arg and call new function.
5505 * tree.h (variably_modified_type_p): Add extra arg.
5507 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5509 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5510 (goto_handler_and_restore_v9): Delete disabled insn.
5511 (goto_handler_and_restore_v9_sp64): Likewise.
5513 2004-07-05 Roger Sayle <roger@eyesopen.com>
5515 * calls.c (load_register_parameters): Call expand_shift instead
5516 of expand_binop with ashl_optab (or other shift optab) directly.
5517 * expr.c (emit_group_load, emit_group_store): Likewise.
5518 * function.c (assign_parm_setup_block): Likewise.
5519 * stmt.c (shift_return_value): Likewise.
5521 2004-07-05 Jakub Jelinek <jakub@redhat.com>
5523 * expr.c (expand_assignment): Disable the bitfield += optimizations.
5525 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5527 * doc/sourcebuild.texi: Revert previous patch.
5529 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5531 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5532 TARGET_MEM_FUNCTIONS.
5533 * system.h: Poison TARGET_MEM_FUNCTIONS.
5534 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5535 bcmp_libfunc, bzero_libfunc): Remove.
5536 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5537 bzero_libfunc.
5538 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5539 * doc/standards.texi: Don't mention calling BSD string functions.
5540 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5541 * config/vax/t-memfuncs: New.
5542 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5543 config/memset.c: New.
5544 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5545 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5546 vax/t-memfuncs.
5547 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5548 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5549 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5550 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5551 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5552 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5553 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5554 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5555 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5556 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5558 2004-07-05 Richard Henderson <rth@redhat.com>
5560 * function.c (assign_parm_setup_reg): Properly rename variables in
5561 FUNCTION_ARG_CALLEE_COPIES section.
5563 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5565 * tree-mudflap.c: Include cgraph.h.
5566 (mf_init_extern_trees): Rename to mudflap_init. Export.
5567 Rewrite to create synthetic declarations instead of looking
5568 up declarations from mf-runtime.h.
5569 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5570 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5571 Correct commentary.
5572 (execute_mudflap_function_decls, mudflap_register_call):
5573 Don't call mf_init_extern_trees.
5574 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5576 * tree-mudflap.h: Update prototypes.
5577 * c-mudflap.c: Delete file.
5578 * c-common.c: Include tree-mudflap.h.
5579 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5580 * Makefile.in: Remove all references to c-mudflap.o.
5581 Update dependencies.
5583 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5585 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5586 displacements with the spatial-locality cache-control completer.
5588 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5590 * langhooks.c: Don't include gt-langhooks.h.
5591 (var_labelno): Delete.
5592 (lhd_set_decl_assembler_name): Do not append a distinguishing
5593 number to file-scope internal-linkage declarations for the first
5594 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5595 the declaration itself (if at block scope), or its containing
5596 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5597 number.
5599 * opts.c (cur_in_fname): New global.
5600 * opts.h: Declare it.
5601 * tree.c: Include opts.h.
5602 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5603 DECL_UID equal to cur_in_fname.
5604 (copy_node_stat): Do not change DECL_UID when copying a
5605 TRANSLATION_UNIT_DECL.
5606 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5607 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5609 * c-decl.c (c_static_assembler_name): Delete.
5610 * c-tree.h (c_static_assembler_name): Delete prototype.
5611 * c-lang.c, objc/objc-lang.c: Don't override
5612 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5614 * Makefile.in (tree.o): Update dependencies.
5615 (GTFILES): Remove langhooks.c.
5617 2004-07-05 Roger Sayle <roger@eyesopen.com>
5619 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5620 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5621 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5622 Optimize "X % -Y" as "X % Y" for signed modulus.
5623 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5624 into "((unsigned) X % Y) == 0".
5626 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5628 * sourcebuild.texi (Config Fragments): Use @comma{} in
5629 cross-reference to section title.
5631 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5633 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5634 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5635 (gimplify_target_expr, gimplify_expr): Likewise.
5636 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5637 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5638 whole function.
5639 (gimplify_compound_lval): See if we can strip any useless conversion.
5640 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5641 from RHS, not LHS.
5642 (gimplify_modify_expr_to_memset): Likewise.
5643 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5644 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5645 (declare_inline_vars): Likewise.
5646 (walk_type_fields): New function.
5647 (walk_tree): Use it.
5648 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5650 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5651 (sra_walk_modify_expr): Allow init function to fail.
5652 (scan_init): Now returns bool.
5653 (generate_element_init): If can't understand INIT, return false.
5654 (scalarize_init): Return false if generate_element_init does.
5656 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5657 print bounds.
5659 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5660 bounds if bounds aren't constant.
5662 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5664 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5665 to type hooks; remove bogus PARAMS.
5667 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5669 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5670 * dwarf2out.c (add_data_member_location_attribute): Check for
5671 TREE_BINFO.
5672 * tree.c (tree_node_kinds): Add "binfos".
5673 (binfo_lang_slots): New.
5674 (make_node_stat): Add TREE_BINFO.
5675 (make_tree_binfo_stat): New.
5676 (tree_node_structure): Add TREE_BINFO.
5677 * tree.def (TREE_BINFO): New.
5678 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5679 (RECORD_OR_UNION_CHECK): ... here.
5680 (NOT_RECORD_OR_UNION_CHECK): New.
5681 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5682 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5683 RECORD_OR_UNION_CHECK.
5684 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5685 (TYPE_LANG_SLOT_1): New.
5686 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5687 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5688 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5689 (BINFO_ELTS): Remove.
5690 (BINFO_LANG_SLOT): New.
5691 (struct tree_binfo): New.
5692 (binfo_lang_slots): Declare.
5693 (enum tree_node_structure_enum): Add TS_BINFO.
5694 (union tree_node): Add binfo.
5695 (make_tree_binfo_stat): Declare.
5696 (make_tree_binfo): New.
5697 (enum tree_node_kind): Add binfo_kind.
5699 * objc/objc-act.c (start_class, objc_declare_protocols,
5700 start_protocols): Use TYPE_LANG_SLOT_1.
5701 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5702 to ...
5703 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5704 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5705 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5706 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5708 2004-07-05 Steven Bosscher <stevenb@suse.de>
5710 * rtl.h (struct rtx_def): Remove the integrated flag.
5711 Use the return_val flag for MEM_SCALAR_P.
5712 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5714 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5716 PR target/16357
5717 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5718 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5719 move_by_pieces.
5721 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5723 * var-tracking.c: Fix some comments.
5724 (frame_stack_adjust): New.
5725 (vt_stack_adjustments): Init stack_adjust of entry block to
5726 minus stack adjustment of function prologue.
5727 (adjust_stack_reference): Do not adjust if adjustment == 0.
5728 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5729 (emit_notes_in_bb): Likewise.
5730 (vt_add_function_parameters): Do not adjust locations of
5731 function arguments.
5732 (vt_initialize): Compute the stack adjustment of function
5733 prologue and offset the initial "location" of frame_base_decl
5734 from the stack pointer after prologue.
5736 2004-07-04 Richard Henderson <rth@redhat.com>
5738 * function.c (struct assign_parm_data_all): New.
5739 (struct assign_parm_data_one): New.
5740 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5741 assign_parm_find_data_types, assign_parms_setup_varargs,
5742 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5743 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5744 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5745 assign_parm_setup_block, assign_parm_setup_reg,
5746 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5747 (assign_parms): ... here.
5749 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5751 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5752 now are bitmap_set_t's.
5753 (bitmap_insert_into_set): No point in inserting the value if
5754 it's invariant.
5755 (bitmap_set_contains): New function.
5756 (bitmap_set_replace_value): Add comment on why we do it
5757 this way.
5758 (set_contains): Removed.
5759 (bitmap_set_subtract_from_value_set): New name of
5760 set_subtract now that it's arguments are two different
5761 types of sets.
5762 Update callers.
5763 (bitmap_find_leader): Change algorithm used.
5764 (find_or_generate_expression): Update use of functions for new
5765 bitmap sets.
5766 (create_expression_by_pieces): Ditto.
5767 (insert_aux): Ditto.
5768 (insert): Ditto.
5769 (add_to_sets): Ditto.
5770 (init_pre): Ditto.
5771 (execute_pre): Ditto.
5772 (compute_avail): Ditto.
5773 Also ignore virtual phis.
5775 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5777 * combine.c (simplify_comparison): Fix comment typo.
5779 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5781 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5782 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5783 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5784 (output_restore): Change parameter from 'insn' to 'pat'.
5785 (output_return): Adjust call to output_restore.
5786 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5787 Adjust call to output_restore.
5789 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5791 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5792 and assert system is bsd.
5794 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5796 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5797 (TARGET_SWITCHES): Remove -mdebugc.
5798 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5799 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5800 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5801 (sle_[sd]i_reg): Delete.
5803 2004-07-04 Steven Bosscher <stevenb@suse.de>
5805 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5806 Define.
5807 * config/iq2000/iq2000.md: Translate old pipeline description to an
5808 equivalent new one.
5810 2004-07-04 Roger Sayle <roger@eyesopen.com>
5812 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5813 Ensure the replacement rhs is valid gimple before performing
5814 the substitution. Return false if these sanity checks fail.
5815 (fold_stmt): Only set changed to true, if set_rhs returns true.
5816 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5817 succeeds.
5819 2004-07-04 Richard Henderson <rth@redhat.com>
5821 PR c/16348
5822 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5824 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5826 * configure.ac (ranlib_flags): New variable.
5827 * Makefile.in (RANLIB_FLAGS): New variable.
5828 (libbackend.a): Use it.
5829 * configure: Regenerated.
5831 2004-07-04 Roger Sayle <roger@eyesopen.com>
5833 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5834 a "sign mask" instead of using ashr_optab directly.
5836 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5838 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5839 * doc/cppopts.texi: Clarify processing of command-line defines.
5841 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5843 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5845 2004-07-04 Richard Henderson <rth@redhat.com>
5847 * rtl.def (ADDRESSOF): Remove.
5848 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5849 (find_base_term, memrefs_conflict_p): Likewise.
5850 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5851 (fold_rtx, cse_insn, set_live_p): Likewise.
5852 * dwarf2out.c (mem_loc_descriptor): Likewise.
5853 (add_location_or_const_value_attribute): Likewise.
5854 * emit-rtl.c (copy_insn_1): Likewise.
5855 * explow.c (memory_address): Likewise.
5856 * expmed.c (store_split_bit_field): Likewise.
5857 * expr.c (expand_expr_real_1): Likewise.
5858 * function.c (instantiate_decl
5859 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5860 * genrecog.c (preds, validate_pattern): Likewise.
5861 * integrate.c (copy_rtx_and_substitute): Likewise.
5862 * recog.c (general_operand, register_operand): Likewise.
5863 (memory_address_p): Likwise.
5864 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5865 * rtl.c (copy_rtx): Likewise.
5866 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5867 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5868 * rtlhooks.c (gen_lowpart_general): Likewise.
5869 * stmt.c (expand_asm_operands): Likewise.
5870 * web.c (entry_register, replace_ref, web_main): Likewise.
5871 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5872 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5873 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5874 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5875 * config/frv/frv.c (move_destination_operand, move_source_operand,
5876 condexec_dest_operand, condexec_source_operand,
5877 condexec_memory_operand): Likewise.
5878 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5879 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5880 (destination_xfmode_operand): Likewise.
5881 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5882 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5883 * config/s390/s390.c (general_s_operand): Likewise.
5884 * config/s390/s390.md (mov*): Likewise.
5885 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5887 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5888 * expr.c (expand_expr_real_1): Likewise.
5889 * stmt.c (expand_decl): Likewise.
5890 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5892 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5893 postponed_insns, put_var_into_stack, put_reg_into_stack,
5894 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5895 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5896 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5897 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5898 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5899 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5900 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5901 struct insns_for_mem_walk_info, insns_for_mem_walk,
5902 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5903 setjmp_protect_args): Remove.
5904 (push_function_context_to): Don't handle var_refs_queue.
5905 (pop_function_context_from, free_after_compilation): Likewise.
5906 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5907 (assign_parms, allocate_struct_function): Likewise.
5908 (use_register_for_decl): New.
5909 (expand_function_end): Don't setjmp_protect.
5910 * function.h (struct emit_status): Update commentary.
5911 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5912 (max_parm_reg, parm_reg_stack_loc): Remove.
5913 * passes.c (DFI_addressof): Remove.
5914 (dump_file_info): Remove addressof.
5915 (rest_of_handle_addressof): Remove.
5916 (rest_of_compilation): Don't call it.
5917 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5918 * stmt.c (expand_decl): Use use_register_for_decl.
5919 * tree.h: Update decls.
5920 * web.c (mark_addressof): Remove.
5921 * doc/invoke.texi (-dF): Remove.
5923 2004-07-03 Richard Henderson <rth@redhat.com>
5925 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5926 instead of gen_mem_addressof.
5927 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5928 TImode output register.
5930 2004-07-03 Richard Henderson <rth@redhat.com>
5932 PR tree-optimization/16341
5933 * tree-sra.c (sra_walk_function): Increment to next stmt before
5934 processing the current stmt.
5935 (sra_insert_after): Always use BSI_SAME_STMT.
5937 2004-07-03 Richard Henderson <rth@redhat.com>
5939 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5940 fp plus with minus.
5942 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5944 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5945 with tree_int_cst_equal.
5947 2004-07-03 Andreas Schwab <schwab@suse.de>
5949 * config/ia64/ia64.md: Define new attribute "empty".
5950 (prologue_use, nop_x, insn_group_barrier): Set it.
5952 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5953 skip over "empty" insns.
5955 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5957 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5958 context to gimplify_body.
5959 (walk_tree): Don't walk into types twice.
5960 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5962 * tree-sra.c (generate_element_init): Remove any useless conversions.
5964 * gimplify.c (gimplify_conversion): Remove stripping useless
5965 conversions from here.
5966 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5967 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5968 Unshare before substituting PLACEHOLDER_EXPR.
5969 (gimplify_modify_expr_to_memset): Likewise.
5970 Pass address of TO to memset, not TO itself.
5971 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5972 time we make an expression (to match a PLACEHOLDER_EXPR).
5974 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5975 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5976 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5977 * tree-ssa-dom.c (local_fold): Likewise.
5979 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5980 * langhooks.h (strct lang_hooks): New field type_max_size.
5981 * function.c (assign_temp): Call it.
5983 2004-07-03 Steven Bosscher <stevenb@suse.de>
5985 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5986 * config/sh/sh.md: Convert the SH1 pipeline description to
5987 a DFA model.
5989 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5991 * c-decl.c (struct c_binding): Remove contour field; add
5992 depth, invisible, nested fields.
5993 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5994 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5995 (bind): Add invisible and nested arguments. Initialize
5996 new fields of struct c_binding; adjust loop scanning for
5997 insertion point.
5998 (free_binding_and_advance): Clear structure with memset.
5999 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6000 in file scope, even if it's in external scope too.
6001 (pushdecl): Adjust to match. Create invisible file-scope
6002 declarations for block-scope forward declarations of static functions.
6003 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6004 (undeclared_variable, lookup_label, declare_label, define_label)
6005 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6006 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6007 (store_parm_decls_oldstyle): Adjust to match.
6008 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6009 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6011 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6012 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6014 2004-07-02 Richard Henderson <rth@redhat.com>
6016 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6017 around variable_size.
6018 (set_decl_nonlocal): Remove.
6019 (store_parm_decls): Add stmts for pending sizes.
6020 * calls.c (calls_function, calls_function_1): Remove.
6021 (precompute_arguments): Don't call it.
6022 * cfgexpand.c (set_save_expr_context): Remove.
6023 (tree_expand_cfg): Don't call it.
6024 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6025 (dwarf2out_finish): Likewise.
6026 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6027 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6028 (safe_from_p): Don't queue SAVE_EXPRs.
6029 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6030 or build plain VAR_DECLs.
6031 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6032 (fold): Likewise.
6033 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6034 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6035 (put_var_into_stack): Don't handle SAVE_EXPR.
6036 (gen_mem_addressof): Likewise.
6037 * function.h (struct function): Remove x_save_expr_regs.
6038 (save_expr_regs): Remove.
6039 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6040 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6041 * stor-layout.c (variable_size): Don't set it.
6042 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6043 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6044 all callers. Don't set SAVE_EXPR_CONTEXT.
6045 * tree-inline.h (remap_save_expr): Update decl.
6046 * tree.c (save_expr): Update build size.
6047 (first_rtl_op): Don't handle SAVE_EXPR.
6048 (unsave_expr_1, contains_placeholder_p): Likewise.
6049 (decl_function_context): Likewise.
6050 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6051 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6052 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6054 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6056 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6057 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6058 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6059 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6060 some first-person references and patronizing comments. Based on
6061 printed manual.
6062 * doc/invoke.texi: Don't reference fortran@gnu.org.
6063 * doc/trouble.texi (Warning when a non-void function value is
6064 ignored): Rewrite. From Russ Allbery and Chris Devers.
6066 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
6068 * tree-ssa-pre.c (bitmap_set_t): New.
6069 (bb_value_sets): avail_out is now a bitmap_set_t.
6070 (bitmap_find_leader): New function.
6071 (bitmap_value_insert_into_set): Ditto.
6072 (bitmap_set_copy): Ditto.
6073 (bitmap_value_replace_in_set): Ditto.
6074 (bitmap_set_contains_value): Ditto.
6075 (bitmap_set_new): Ditto.
6076 (bitmap_set_pool): New pool.
6077 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
6078 (insert_aux): Ditto.
6079 (add_to_sets): Ditto.
6080 (compute_avail): Ditto
6081 (eliminate): Ditto.
6082 (init_pre): Ditto.
6083 (fini_pre): Ditto.
6084 (execute_pre): Ditto.
6086 2004-07-02 Roger Sayle <roger@eyesopen.com>
6088 * config/rs6000/rs6000.c (struct processor_costs): New structure
6089 used to hold instruction latencies/sizes for processor types.
6090 (rs6000_cost): New global variable pointing to current CPU's costs.
6091 (rs6000_override_options): Initialize rs6000_cost to point to the
6092 appropriate cost table based upon rs6000_cpu and optimize_size.
6093 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
6094 timings inline.
6096 2004-07-02 Richard Henderson <rth@redhat.com>
6098 * expmed.c (make_tree): Don't use SET_DECL_RTL.
6100 2004-07-02 Steven Bosscher <stevenb@suse.de>
6102 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
6104 2004-07-01 Richard Henderson <rth@redhat.com>
6106 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
6107 (alpha_gp_save_rtx): Use assign_stack_local instead of
6108 gen_mem_addressof.
6110 2004-07-01 Richard Henderson <rth@redhat.com>
6112 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
6113 (alpha_rtx_cost_data): Update to match.
6114 (alpha_rtx_cost_size): New.
6115 (alpha_rtx_costs): Honor optimize_size.
6117 2004-07-01 Richard Henderson <rth@redhat.com>
6119 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
6120 * cfgexpand.c (tree_expand_cfg): Do it here.
6121 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
6122 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
6123 * config/mips/mips.c (mips_output_mi_thunk): And here.
6124 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
6125 * config/sh/sh.c (sh_output_mi_thunk): And here.
6126 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
6128 2004-07-01 Richard Henderson <rth@redhat.com>
6130 * tree.def (RTL_EXPR): Remove.
6131 * c-typeck.c (lvalue_p): Don't handle it.
6132 * expr.c (safe_from_p): Likewise.
6133 (expand_expr_real_1): Likewise.
6134 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
6135 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
6136 * gengtype.c (adjust_field_tree_exp): Likewise.
6137 * stmt.c (warn_if_unused_value): Likewise.
6138 * tree-gimple.c (recalculate_side_effects): Likewise.
6139 * tree-pretty-print.c (dump_generic_node): Likewise.
6140 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
6141 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
6142 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
6144 * stmt.c (struct stmt_status): Remove x_last_expr_type,
6145 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
6146 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
6147 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
6148 all the bits that tracked last_expr.
6149 (expand_end_bindings): Don't track last_expr.
6150 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
6151 (clear_last_expr): Remove.
6152 (expand_asm): Don't call it.
6153 (expand_asm_operands, expand_end_cond): Likewise.
6154 (expand_naked_return, expand_null_return_1): Likewise.
6155 * c-typeck.c (c_begin_compound_stmt): Likewise.
6156 * cfgexpand.c (expand_block): Use expand_expr_stmt.
6157 * expr.c (expand_expr_real_1): Likewise.
6158 * tree.h: Update prototypes.
6160 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
6161 (struct emit_status): Remove sequence_rtl_expr.
6162 (struct function): Remove x_rtl_expr_chain.
6163 (seq_rtl_expr, rtl_expr_chain): Remove.
6164 * function.c (struct temp_slot): Remove rtl_expr.
6165 (assign_stack_temp_for_type): Don't set it.
6166 (free_temp_slots, pop_temp_slots): Don't check it.
6167 (free_after_compilation): Don't clear x_rtl_expr_chain.
6168 (fixup_var_refs): Don't search it.
6169 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
6170 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6171 or seq_rtl_expr.
6172 (push_topmost_sequence): Likewise.
6173 (end_sequence, init_emit): Likewise.
6174 (start_sequence_for_rtl_expr): Remove.
6175 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6176 * rtl.h (preserve_rtl_expr_result): Remove.
6178 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6180 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6181 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6182 typos.
6184 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6186 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6187 (STANDARD_STARTFILE_PREFIX_2): Define.
6188 (standard_startfile_prefix_1): Initialize to
6189 STANDARD_STARTFILE_PREFIX_1.
6190 (standard_startfile_prefix_2): Initialize to
6191 STANDARD_STARTFILE_PREFIX_2.
6192 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6193 (STANDARD_STARTFILE_PREFIX_1): Define.
6194 (STANDARD_STARTFILE_PREFIX_2): Define.
6195 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6196 (STANDARD_STARTFILE_PREFIX_2): Document.
6198 2004-07-01 Richard Henderson <rth@redhat.com>
6200 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6201 in order to disable scalarization. Instead set a flag and wait
6202 for a candidate decl.
6204 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6206 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6207 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6208 Use terminology "testsuite" and "enumerated".
6210 2004-07-01 Richard Henderson <rth@redhat.com>
6212 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6213 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6214 (initial_return_save): Likewise.
6215 (flush_queued_reg_saves): Remap register numbers.
6216 (dwarf2out_return_reg): Likewise.
6218 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6220 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6222 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6223 access functions for lower bound and element size and only output
6224 if lower bound nonzero or element size not same as that of type.
6225 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6227 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6229 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6231 2004-07-01 Per Bothner <per@bothner.com>
6233 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
6235 2004-07-01 Jakub Jelinek <jakub@redhat.com>
6237 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6238 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
6239 first operand. Don't optimize if the bitfield is volatile.
6241 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6243 * c-pretty-print.c (pp_c_postfix_expression): Handle
6244 floating-point comparison operators.
6245 (pp_c_expression): Pass floating-point comparison
6246 operators to pp_c_postfix_expression.
6248 2004-07-01 Roger Sayle <roger@eyesopen.com>
6250 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6251 rtx_cost instead of "had_mult" to determine whether the transformed
6252 expression is cheaper than the original.
6254 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
6256 * alias.c (get_alias_set, canon_rtx, get_addr,
6257 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6258 Use MEM_P.
6259 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6260 expand_builtin): Likewise.
6261 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6262 Likewise.
6263 * combine.c (can_combine_p, combinable_i3pat, try_combine,
6264 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6265 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6266 record_dead_and_set_regs_1, get_last_value_validate,
6267 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6268 * cse.c (check_dependence, canon_hash, equiv_constant,
6269 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6270 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6271 count_reg_usage): Likewise.
6272 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6273 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6274 cselib_record_sets): Likewise.
6275 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6276 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6277 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6278 * df.c (df_uses_record): Likewise.
6279 * dojump (do_jump): Likewise.
6280 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6281 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6282 decl_start_label): Likewise.
6283 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6284 operand_subword, change_address_1, make_safe_from): Likewise.
6285 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6286 stabilize, force_not_mem): Likewise.
6287 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6288 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6289 * expr.c (convert_move, convert_modes, emit_block_move,
6290 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6291 emit_move_insn_1, expand_assignment, store_expr,
6292 store_constructor_field, store_constructor, store_field,
6293 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6294 Likewise.
6295 * final.c (cleanup_subreg_operands, alter_subreg,
6296 get_mem_expr_from_op): Likewise.
6297 * flow.c (notice_stack_pointer_modification_1,
6298 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6299 Likewise.
6300 * function.c (mark_temp_addr_taken, preserve_temp_slots,
6301 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6302 optimize_bit_field, flush_addressof, purge_addressof_1,
6303 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6304 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6305 keep_stack_depressed): Likewise.
6306 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6307 noce_process_if_block, find_memory): Likewise.
6308 * integrate.c (subst_constants, allocate_initial_values): Likewise.
6309 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6310 update_equiv_regs): Likewise.
6311 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6312 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6313 * optabs.c (expand_abs, emit_unop_insn): Likewise.
6314 * passes.c (rest_of_handle_final): Likewise.
6315 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
6316 move2add_note_store): Likewise.
6317 * ra-build.c (detect_remat_webs): Likewise.
6318 * ra-debug.c (dump_static_insn_cost): Likewise.
6319 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
6320 * recog.c (validate_change, apply_change_group, cancel_changes,
6321 validate_replace_rtx_1, general_operand, register_operand,
6322 nonmemory_operand, push_operand, pop_operand, memory_operand,
6323 indirect_operand, asm_operand_ok, offsettable_memref_p,
6324 offsettable_nonstrict_memref_p, constrain_operands,
6325 store_data_bypass_p): Likewise.
6326 * reg-stack.c (subst_stack_regs_pat): Likewise.
6327 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6328 copy_cost, reg_scan_mark_refs): Likewise.
6329 * regmove.c (optimize_reg_copy_3, stack_memref_p,
6330 combine_stack_adjustments_for_block): Likewise.
6331 * regrename.c (copyprop_hardreg_forward_1): Likewise.
6332 * reload.c (can_reload_into, push_reload, decompose, immune_p,
6333 find_reloads, find_reloads_address, find_reloads_address_1,
6334 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6335 find_equiv_reg): Likewise.
6336 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6337 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6338 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6339 delete_address_reloads): Likewise.
6340 * resource.c (mark_referenced_resources): Likewise.
6341 * rtlanal.c (get_jump_table_offset, count_occurrences,
6342 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6343 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6344 num_sign_bit_copies1): Likewise.
6345 * rtlhooks.c (gen_lowpart_general): Likewise.
6346 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6347 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6348 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6349 sdbout_global_decl): Likewise.
6350 * simplify-rtx.c (simplify_subreg): Likewise.
6351 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6352 expand_anon_union_decl, expand_end_case_type): Likewise.
6353 * unroll.c (calculate_giv_inc): Likewise.
6354 * var-tracking.c (stack_adjust_offset_pre_post,
6355 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6356 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6357 vt_add_function_parameters): Likewise.
6358 * varasm.c (make_var_volatile, notice_global_symbol,
6359 assemble_external, decode_addr_const, mark_weak,
6360 default_encode_section_info): Likewise.
6362 2004-07-01 Steven Bosscher <stevenb@suse.de>
6364 * stmt.c (check_seenlabel): Remove.
6365 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6367 2004-07-01 Richard Henderson <rth@redhat.com>
6369 * function.h (struct function): Remove x_function_call_count.
6370 (function_call_count): Remove.
6371 * calls.c (expand_call): Don't set it.
6372 * integrate.c (copy_rtx_and_substitute): Likewise.
6374 * function.h (struct function): Remove x_cleanup_label.
6375 (cleanup_label): Remove.
6376 * stmt.c (expand_value_return): Don't use it.
6377 * function.c (free_after_compilation): Don't set it.
6378 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
6379 * cfgexpand.c (tree_expand_cfg): Update call.
6380 * tree.h (expand_function_start): Update decl.
6382 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6384 PR c/1027
6385 * c-lang.c (c_initialize_diagnostics): Move from here ...
6386 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
6387 (c_tree_printer): Use pretty-printer to format %T.
6388 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6389 before '*' if not C++.
6390 (pp_c_direct_abstract_declarator): Don't try to print array upper
6391 bound for flexible array members.
6392 * c-tree.h: Include "diagnostic.h".
6393 (c_initialize_diagnostics): Declare.
6394 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6395 * c-format.c (format_type_warning): New function. Improve
6396 diagnostics for incorrect format argument types.
6397 (check_format_types): Use it. Add two parameters. Use the
6398 TYPE_MAIN_VARIANT of wanted_type.
6399 (check_format_info_main): Pass new parameters to
6400 check_format_types.
6401 (struct format_wanted_type): Update comment.
6403 2004-07-01 Nick Clifton <nickc@redhat.com>
6405 * target.h (struct gcc_target): Add new field to struct cxx:
6406 import_export_class.
6407 * target-def.h (TARGET_CXX): Initialise the new field.
6408 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6409 the new field.
6410 * doc/tm.texi: Document the new target hook.
6412 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6414 * builtins.c (fold_builtin_classify): Fix typo.
6416 2004-07-01 Richard Henderson <rth@redhat.com>
6418 * function.c (identify_blocks, identify_blocks_1): Remove.
6419 * function.h (identify_blocks): Remove.
6420 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6422 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6424 * builtins.c (fold_builtin_classify): New.
6425 (fold_builtin_unordered_cmp): Fix commentary.
6426 (fold_builtin): Use it.
6427 * builtins.def: Define builtins for isnan,
6428 isnanf, isnanl, finite, finitef, finitel,
6429 isinf, isinff, isinfl.
6431 2004-07-01 Richard Henderson <rth@redhat.com>
6433 * function.h (struct function): Remove dont_emit_block_notes.
6434 * gimple-low.c (lower_function_body): Don't set it.
6435 * cfgexpand.c (expand_block): Don't check it.
6436 * cfglayout.c (insn_locators_initialize): Likewise.
6437 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6438 * passes.c (rest_of_compilation): Likewise.
6439 * stmt.c (expand_start_bindings_and_block): Likewise.
6440 (expand_end_bindings): Likewise.
6442 2004-07-01 Richard Henderson <rth@redhat.com>
6444 * cgraph.h (cgraph_build_static_cdtor): Declare.
6445 * cgraphunit.c (cgraph_build_static_cdtor): New.
6446 * c-objc-common.c (build_cdtor): Use it.
6447 * coverage.c (create_coverage): Likewise.
6448 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
6449 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
6451 See ChangeLog.11 for earlier changes.