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1 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
2
3         * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
4         to the compiler.  Use -fshort-wchar by default.
5
6 2004-08-06  Pat Haugen  <pthaugen@us.ibm.com>
7
8         * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
9         * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
10         threshhold.
11         * doc/invoke.texi (param): Document min-crossjump-insns.
12
13 2004-08-06  Richard Sandiford  <rsandifo@redhat.com>
14
15         PR c/13282
16         * c.opt (Wmissing-field-initializers): New option.
17         * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
18         * c-typeck.c (pop_init_level): Guard the missing field warning with
19         warn_missing_field_initializers rather than extra_warnings.
20         * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
21         some of the explanation from...
22         (-Wextra): ...here.  Say that the missing field warning can be
23         seperately controlled by -Wmissing-field-initializers.
24
25 2004-08-06  Paolo Bonzini  <bonzini@gnu.org>
26
27         * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
28         * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
29         * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
30         * tree.def (ENTRY_VALUE_EXPR): Remove.
31
32 2004-08-06  Jakub Jelinek  <jakub@redhat.com>
33
34         * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
35         the places where it is actually needed.  Don't use repz; stosb
36         for -Os with sufficiently small constant sizes.
37         For sufficiently small repz; stos{l,q} repeat counts use a sequence
38         of stos{l,q} instructions instead.
39
40 2004-08-06  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
41
42         PR tree-optimization/16807
43         * loop-iv.c (dump_iv_info): Dump invariants correctly.
44         (iv_subreg, iv_extend): Express value of invariant purely in
45         base field.
46
47 2004-08-06  Mark Mitchell  <mark@codesourcery.com>
48
49         * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
50         (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
51
52 2004-08-06  Roman Zippel  <zippel@linux-m68k.org>
53  
54         * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
55         * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
56         pre_dec_operand.
57         * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
58         pattern until reload is finished to allow better code generation
59         and split them completely into separate instrunctions.
60         (*andsi3_split): New pattern.
61
62 2004-08-05  Mark Mitchell  <mark@codesourcery.com>
63
64         * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
65         Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P.  Set
66         DECL_VISIBLITY.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
67         * tree.h (handle_dll_attribute): Declare.  Test
68         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
69         * c-common.h (c_determine_visibility): Declare.
70         * c-common.c (c_determine_visibility): New function.
71         * c-decl.c (finish_decl): Use it.
72         (finish_function): Likewise.
73         * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
74         zero, by default.  Use #if, not #ifdef, to test it.
75         * config/arm/arm.c (arm_attribute_table): Use
76         handle_dll_attribute.  Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
77         #if.
78         * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
79         * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
80         to 1.
81         * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
82         * config/i386/i386.c (ix86_attribute_table): Use
83         handle_dll_attribute for dllimport/dllexport.  Test
84         TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
85         * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
86         * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
87         it to 1.
88         * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
89         with #if.
90         * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
91         it to 1.
92         * doc/extend.texi (dllexport): Clarify and correct documentation.
93         (dllimport): Likewise.
94         * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
95         handle_dll_attribute.
96         
97 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
98
99         * tree-ssa-loop-manip.c: New file.
100         * Makefile.in (tree-ssa-loop-manip.o): Add.
101         * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
102         Declare.
103         * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
104         form.
105         (tree_ssa_loop_done): Verify loop closed ssa form.
106         * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
107
108 2004-08-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
109
110         * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
111         pa_asm_output_aligned_local): New functions.
112         * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
113         pa_asm_output_aligned_common and pa_asm_output_aligned_local.
114         * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
115         pa_asm_output_aligned_common.
116         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
117         * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
118         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
119         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
120         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
121         (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
122         (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
123         * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
124         common data.
125
126 2004-08-05  Andrew Pinski  <apinski@apple.com>
127
128         * objc/objc-act.c (build_objc_string_object): Mark the address
129         expression as constant.
130
131 2004-08-05  David Edelsohn  <edelsohn@gnu.org>
132
133         * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
134         and mask64_operand thinkos.  Handle ZERO_EXTRACT.  Handle
135         SIGN_EXTEND / ZERO_EXTEND of MEM.  Handle rlwinm patterns.
136
137 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
138
139         * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
140         Remove definitions conditioned on USE_GNULIBC_1 or conditioned
141         out, and associated obsolete comments.
142
143 2004-08-05  Nathan Sidwell  <nathan@codesourcery.com>
144
145         * tree.h (force_fit_type): Return a tree, take three flags.
146         * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
147         TREE_CONSTANT_OVERFLOW here.
148         (int_const_binop, const_binop): Adjust.
149         (size_int_type): Do sign extension here.
150         (fold_convert_const, optimize_bit_field_compare,
151         decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
152         fold_negate_const, fold_abs_const, fold_not_const): Adjust.
153         * tree.c (size_in_bytes, int_fits_type_p): Adjust.
154
155 2004-08-05  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
156
157         PR tree-optimization/16864
158         * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
159         for ssa names without default_def.
160
161 2004-08-05  Richard Sandiford  <rsandifo@redhat.com>
162
163         * config/i386/i386.c (ix86_expand_prologue): If the function uses a
164         frame pointer, restore eax with an ebp-relative address.
165
166 2004-08-04  Geoffrey Keating  <geoffk@apple.com>
167
168         PR 14516
169         * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
170         * c-common.h (make_rtl_for_local_static): Delete.
171         * c-decl.c (shadow_tag_warned): Clean up comment.
172         (finish_decl): Clean up spacing.  Use set_user_assembler_name when
173         appropriate.  Don't pass asmspec to rest_of_decl_compilation.
174         * c-semantics.c (make_rtl_for_local_static): Delete.
175         * expr.c (init_block_move_fn): Use set_user_assembler_name.
176         (init_block_clear_fn): Likewise.
177         * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
178         expect it to be in DECL_ASSEMBLER_NAME.  Update callers in many files.
179         * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
180         * tree.h (make_decl_rtl): Remove second parameter.
181         (set_user_assembler_name): New.
182         * varasm.c (set_user_assembler_name): New.
183         (make_decl_rtl): Remove second parameter.  Update callers in many
184         files.
185
186 2004-08-05  Adam Nemet  <anemet@lnxw.com>
187
188         * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
189         (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*.  Update
190         to LynxOS 4.0.
191         * gthr-lynx.h: New file.
192         * config/lynx-ng.h: Remove file.
193         * config/lynx.h: Update to LynxOS 4.0.
194         * config/t-lynx: New file.
195         * config/i386/lynx-ng.h: Remove file.
196         * config/i386/lynx.h: Update to LynxOS 4.0.
197         * config/rs6000/lynxbase.h: Remove file.
198         * config/rs6000/lynx.h: Update to LynxOS 4.0.
199         * config/rs6000/t-lynx: New file.
200         * doc/install.texi (Options specification): Remove reference to
201         LynxOS from systems where --with-gnu-as makes a difference.
202
203 2004-08-05  Joseph S. Myers  <jsm@polyomino.org.uk>
204
205         * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
206         __UINTMAX_TYPE__.
207         * c-cppbuiltin.c (builtin_define_stdint_macros): New.  Define
208         __INTMAX_MAX__.
209         (c_cpp_builtins): Call it.
210         * doc/cpp.texi: Update.
211
212 2004-08-04  David Edelsohn  <edelsohn@gnu.org>
213
214         * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
215         cost.
216
217 2004-08-04  Jan Hubicka  <jh@suse.cz>
218
219         * basic-block.h (profile_staus): New global variable.
220         * cfg.c (profile_status): Declare.
221         (check_bb_profile): Break out from ....; use profile_status
222         (dump_flow_info): ... here.
223         * cfgbuild.c (find_basic_blocks): Set profile_status.
224         * cfgexpand.c (tree_expand_cfg): Likewise.
225         * predict.c (estimate_probability): Likewise.
226         * profile.c (branch_prob): Likewise.
227         * tree-cfg.c (build_tree_cfg): Likewise.
228         (dump_function_to_file): Use check_bb_profile.
229         * tree-pretty-print (dump_bb_header): Likewise.
230         * tree-profile.c (do_tree_profiling): Cleanup.
231
232 2004-08-04  Zack Weinberg  <zack@codesourcery.com>
233
234         * Makefile.in (RTL_BASE_H, RTL_H): Correct.
235         (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
236         (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
237         (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
238         (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
239         (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
240         (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
241         (ggc-none.o, errors.o): Move rule to generators section;
242         correct dependencies.
243         (min-insn-modes.o): Move rule to generators section; remove
244         unnecessary explicit command; correct dependencies.
245         (print-rtl.o, print-rtl1.o): Correct dependencies.
246         ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
247         (mostlyclean): Update.
248
249         * errors.c: Include bconfig.h not config.h.  Correct comment.
250         * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
251         * ggc-none.c: Include bconfig.h; not config.h or tm.h.
252         * print-rtl.c: Don't include tm_p.h.
253
254         * rtl.h: Move forward-decl of struct function down where it's
255         needed.  Include genrtl.h #ifndef GENERATOR_FILE, not
256         #ifndef NO_GENRTL_H.  Remove unnecessary #ifdef BUFSIZ statements.
257
258 2004-08-04  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
259             Jeff Law  <law@redhat.com>
260
261         * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
262         * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
263         * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
264         manipulate the duplicated ssa names.
265         * tree-ssanames.c (ssa_names_to_rewrite): New variable.
266         (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
267         unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
268         New functions.
269         (release_ssa_name): Do not release ssa names that may have multiple
270         definitions.
271         * tree.h (release_ssa_name_force, mark_for_rewrite,
272         unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
273         marked_ssa_names): Declare.
274         * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
275         (duplicate_blocks): Remove call to mark_defs_for_rewrite.
276         Update call to rewrite_ssa_into_ssa.
277
278 2004-08-04  Mark Mitchell  <mark@codesourcery.com>
279
280         * defaults.h (TARGET_DECLSPEC): New macro.
281         * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
282         * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
283         * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
284         * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
285         __declspec support.
286         (TARGET_DECLSPEC): Define.
287         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
288         __declspec support.
289         * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
290         __declspec support.
291         (TARGET_DECLSPEC): Define.
292         * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
293         __declspec support.
294         * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
295         support.
296         * doc/tm.texi (TARGET_DECLSPEC): Document.
297
298         * doc/extend.texi: Fix typo in comment.
299
300 2004-08-04  Paul Brook  <paul@codesourcery.com>
301
302         * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
303         (TARGET_CXX): Use it.
304         * target.h (struct gcc_target): Add cdtor_returns_this.
305         * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
306         (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
307         * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
308
309 2004-08-03  Nathan Sidwell  <nathan@codesourcery.com>
310
311         * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
312         low/high pair. Do range checking directly.
313         (interpret_integer): Adjust.
314
315 2004-08-04  Nick Clifton  <nickc@redhat.com>
316
317         * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
318         GCC ABI.
319         * doc/invoke.texi: Document this new switch and also the -mrenesas
320         switch.
321
322 2004-08-04  Nathan Sidwell  <nathan@codesourcery.com>
323
324         * cfglayout.c (insn_locators_initialize): Update the current
325         location before initializing a location.
326
327 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
328
329         * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
330         (dbxout_function_end): Return after emitting the "Lscope" symbol
331         under the same conditions that this function formerly wasn't called.
332         Add explanatory comments.
333
334         PR 14860
335         * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
336         on the new decl.
337
338         PR 13956
339         * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
340         functions, broken out of dbxout_block.
341         (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
342         stabs too, if it contains symbols.  Use the begin_label and
343         the Lscope label (emitted by dbxout_function_end) for the
344         range of this block.
345
346 2004-08-03  Nathanael Nerode  <neroden@gcc.gnu.org>
347
348         * doc/install.texi: Update autoconf version requirements.
349
350 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
351
352         * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
353         * recog.c (general_operand, immediate_operand, nonmemory_operand)
354         (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
355         * regclass.c (record_reg_classes): Likewise.
356         * reload.c (find_reloads): Likewise.
357         * reload1.c (reload): Likewise.
358
359 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
360
361         * gensupport.c (init_md_reader_args_cb): Renamed from
362         init_md_reader_args.  Add third option, callback function for
363         parsing program-specific options.  Add diagnosis of incorrect
364         number of input files.
365         (init_md_reader): Fold into init_md_reader_args_cb.
366         (init_md_reader_args): Now a thin wrapper around
367         init_md_reader_args_cb.
368         * gensupport.h: Update prototypes.
369
370         * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
371         * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
372         * genrecog.c: No need to diagnose lack of an input file;
373         init_md_reader_args will handle it.
374         * genconditions.c: Likewise, and use init_md_reader_args.
375         * genconstants.c: Likewise, and no need to call read_md_rtx.
376
377 2004-08-03  Joseph S. Myers  <jsm@polyomino.org.uk>
378
379         * c-decl.c (implicitly_declare): Diagnose incompatible implicit
380         declarations.
381
382 2004-08-03  Mike Stump  <mrs@apple.com>
383
384         * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
385         for frameworks.
386         * doc/invoke.texi (Darwin Options): Update to reflect above.
387
388 2004-08-03  Roger Sayle  <roger@eyesopen.com>
389
390         PR middle-end/16790
391         * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
392         truncations, not just global truncations.
393
394 2004-08-03  Andrew Pinski  <apinski@apple.com>
395
396         PR bootstrap/16865
397         * loop-iv.c (simplify_using_assignment): Initialize lhs.
398
399 2004-08-03  Paul Brook  <paul@codesourcery.com>
400
401         * gcc/doc/install.texi: Document MPFR requirement.
402
403 2004-08-03  Maciej W. Rozycki  <macro@linux-mips.org>
404
405         * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
406         and mmap() explicitly instead of relying on preset autoconf cache
407         variables.
408         * configure: Regenerate.
409
410 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
411
412         PR target/16570
413         * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
414         to tmake_file.
415         (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
416         (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
417         to tmake_file.
418
419         * config/i386/t-gmm_malloc: New file.
420         * config/i386/t-pmm_malloc: Likewise.
421
422         * config/i386/xmmintrin.h: Include <mm_malloc.h>.
423
424 2004-08-03  H.J. Lu  <hongjiu.lu@intel.com>
425             Tanguy Fautrà <tfautre@pandora.be>
426
427         * config/i386/pmm_malloc.h: New file.
428
429 2004-08-03  Danny Smith  <dannysmith@users.sourceforge.net>
430
431         * config/i386/gmm_malloc.h: New file.
432
433 2004-08-03  Dale Johannesen  <dalej@apple.com>
434
435         * config/rs6000/rs6000.c (machopic_output_stub):  Align Darwin stubs.
436         * c-common.c: Include opts.h.
437         (c_common_get_alias_set): Fix check for a single input file.
438         * toplev.c: Remove current_file_decl.
439         * tree.h: Ditto.
440
441 2004-08-03  Mark Mitchell  <mark@codesourcery.com>
442
443         * config.gcc (arm*-*-symbianelf*): New target.
444         * config/arm/symbian.h: New file.
445
446         * gthr-gnat.c: Add visibility #pragmas.
447         * gthr-gnat.h : Likewise.
448         * gthr.h: Likewise.
449         * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
450         (__ffsDI2): Likewise.
451         (__clzSI2): Likewise.
452         (__ctzSI2): Likewise.
453         (__ctzDI2): Likewise.
454         (__popcountSI2): Likewise.
455         (__popcountDI2): Likewise.
456         (__paritySI2): Likewise.
457         (__parityDI2): Likewise.
458         * libgcc2.h: Add visibility #pragmas.
459         (__clzDI2): Add prototype.
460         (__clzSI2): Likewise.
461         (__ctzSI2): Likewise.
462         (__ffsDI2): Likewise.
463         (__ffsSI2): Likewise.
464         (__ctzDI2): Likewise.
465         (__popcountSI2): Likewise.
466         (__popcountDI2): Likewise.
467         (__paritySI2): Likewise.
468         (__parityDI2): Likewise.
469         * unwind-dw2-fde.h: Add visibility #pragmas.
470         * unwind.h: Likewise.
471
472 2004-08-03  David Edelsohn  <edelsohn@gnu.org>
473             Dale Johannesen  <dalej@apple.com>
474             Roger Sayle  <roger@eyesopen.com>
475
476         * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
477         constants more accurately.  Adjust costs for FMA instructions.
478         Add cases for most logical and float operations.  Recurse into
479         most operands.
480
481 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
482
483         * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
484
485 2004-08-03  Pat Haugen  <pthaugen@us.ibm.com>
486
487         * ra-build.c (conflicts_between_webs): For webs that cross a call add
488         conflicts to regs_invalidated_by_call.
489
490 2004-08-03  Paul Brook  <paul@codesourcery.com>
491
492         * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
493
494 2004-08-03  Jan Hubicka  <jh@suse.cz>
495
496         * coverage.c (tree_coverage_counter_ref): Fix computation of the new
497         ARRAY_REF argument.
498
499 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
500
501         * arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
502         arm968es, arm10e, arm1020e, arm1022e.
503         * invoke.texi: Update list of ARM cores.
504         * arm-tune.md: Regenerate.
505
506 2004-08-03  Richard Earnshaw <rearnsha@arm.com>
507
508         * arm/gentune.sh: New file.
509         * arm/t-arm: New file.
510         * arm/arm-tune.md: New file (autogenerated).
511         * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
512         * arm.md (attribute tune): Delete.  Include arm-tune.md.
513
514 2004-08-03  Paolo Bonzini <bonzini@gnu.org>
515
516         * gcc.c (add_prefix, add_sysrooted_prefix): Remove
517         penultimate parameter.  All callers adjusted.
518         (struct prefix_list): Remove used_flag_ptr.
519         (find_a_file): Do not set *pl->used_flag_ptr.
520         (warn_B, warn_std_ptr): Remove.
521
522 2004-08-03  Yossi Markovich <yossim@il.ibm.com>
523             Mostafa Hagog <mustafa@il.ibm.com>
524
525         * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
526
527 2004-08-02  Geoffrey Keating  <geoffk@apple.com>
528
529         * dwarf2out.c (output_call_frame_info): Don't change data format
530         due to TARGET_USES_WEAK_UNWIND_INFO.  Always refer to the local
531         label.  Use 'true' not '1'.
532         * doc/install.texi (powerpc-*-darwin*): Mention cctools version
533         required.
534
535 2004-08-02  Gabriel Dos Reis  <gdr@cs.tamu.edu>
536
537         * gdbinit.in: Reflect previous changes to rtunion_def.
538
539 2004-08-02  Roger Sayle  <roger@eyesopen.com>
540
541         * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
542         -> "X % Y" is only valid for TRUNC_MOD_EXPR.
543
544 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
545
546         * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
547         vec_p_reserve.
548         * langhooks.h (lang_hooks::builtin_function): Rename parameter
549         from "class" to "bt_class".
550
551 2004-08-02  Paul Brook  <paul@codesourcery.com>
552
553         PR rtl-optimization/15068
554         * flow.c (init_propagate_block_info): Check condition is reversible.
555
556 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
557
558         * gengtype.h (options::info): Change type to const char *.
559         (enum gc_used_enum): Move out of struct type scope.
560         * gengtype.c (create_option): Convert initializer for option::info to
561         appropiate type.
562         (adjust_field_type, walk_type, write_func_for_structure,
563         write_root, write_roots): Remove pointless cast.
564
565 2004-08-02  J"orn Rennecke <joern.rennecke@superh.com>
566
567         * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
568
569 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
570
571         * rtl.h (union rtunion_def): Have all members  start with the
572         prefix "rt_".
573         (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
574         X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
575         X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
576         XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
577         access.
578         * gengtype.c (adjust_field_rtx_def): Likewise.
579         * rtlanal.c (loc_mentioned_in_p): Likewise.
580
581 2004-08-02  Richard Sandiford  <rsandifo@redhat.com>
582
583         * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
584         Replace uses of mips/elf64.h with mips/elf.h
585         * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
586         (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
587         (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
588         (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
589         (HANDLE_SYSV_PRAGMA): Delete.
590         (ASM_OUTPUT_DEF): Fix formatting.
591         * config/mips/elf64.h: Delete.
592
593 2004-08-01  Zack Weinberg  <zack@codesourcery.com>
594
595         * config/ia64/ia64.c (got_symbolic_operand): Do require a
596         symbol+offset operand to have its offset be zero mod 0x3fff
597         when GOT entries are in use.  Clarify logic in SYMBOL_REF
598         case.  Clarify comments.
599         (ia64_expand_load_address): Split a symbol+offset load when
600         the offset is nonzero mod 0x3fff, not 0x1fff.
601
602 2004-08-01  Geoffrey Keating  <geoffk@apple.com>
603
604         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
605         if trying to *store* to a non-offsettable address.
606         * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
607         a nonoffsettable address.
608         (movdi_internal32): Don't move GPRs to a nonoffsettable address.
609         Clean up.
610         (movti_string): Don't move GPRs to a nonoffsettable address.
611         (movti_ppc64): Don't move GPRs to a nonoffsettable address.  Clean up.
612
613 2004-08-02  Ben Elliston  <bje@au.ibm.com>
614
615         PR target/16155
616         * config/rs6000/altivec.h: Replace typeof with __typeof__.
617
618 2004-08-01  Richard Henderson  <rth@redhat.com>
619
620         * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
621         variable sized types.
622
623 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
624
625         * doc/invoke.texi: In the MIPS options section, remove the passage
626         saying that -mexplicit-relocs is usually disabled for -mabicalls
627         -fno-unit-at-a-time.
628         * config/mips/mips.c (override_options): Remove the code that enforced
629         this rule.
630
631 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
632
633         * config/mips/mips.md (cprestore): Provide two alternatives, one for
634         an in-range offset and one for an out-of-range offset.  Wrap the latter
635         in .set macro/.set nomacro if it's inside a .set nomacro block.
636
637 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
638
639         * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
640         (mips_restore_gp): Declare.
641         * config/mips/mips.c (mips_add_offset): Add a scratch register
642         argument.  Reimplement in rtl only, reusing MIPS16 logic from
643         mips_output_mi_thunk.
644         (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
645         to mips_add_offset.
646         (mips_gp_save_slot): Delete.
647         (mips_restore_gp): New function.
648         (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
649         * config/mips/mips.md (exception_receiver): Turn into a
650         define_insn_and_split.  Use mips_restore_gp to do the split.
651         (call_internal, call_value_internal, call_value_multiple_internal): Use
652         mips_restore_gp to restore $gp.
653
654 2004-07-31  Andrew Pinski  <apinski@apple.com>
655
656         PR other/16842
657         * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
658
659 2004-07-31  Joseph S. Myers  <jsm@polyomino.org.uk>
660
661         * c-decl.c (diagnose_mismatched_decls): Give error for external
662         redeclaration of identifier declared with no linkage, not just
663         warning with -Wtraditional.  Do not check DECL_CONTEXT to give
664         error for redeclaration with no linkage.
665
666 2004-07-30  Geoffrey Keating  <geoffk@apple.com>
667             Fariborz Jahanian <fjahanian@apple.com>
668
669         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
670         non-offsettable addresses even for DImode.
671         (rs6000_split_multireg_move): Cope with non-offsettable addresses
672         being moved into multiple GPRs.
673
674         * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
675         to 64.
676         (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
677         * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
678         to 128.
679         * config/rs6000/darwin-ldouble.c (isless): New macro.
680         (inf): New macro.
681         (nonfinite): New macro.
682         (FPKINF): Delete.
683         (_xlqadd): Completely rewrite.
684         (_xlqmul): Correct overflow handling.
685         (_xlqdiv): Correct overflow handling.
686         * config/rs6000/darwin-ldouble-format: New file.
687
688 2004-07-30  Roger Sayle  <roger@eyesopen.com>
689             Richard Henderson  <rth@redhat.com>
690
691         * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
692         9 into the equivalent lea instruction.
693
694 2004-07-30  Richard Henderson  <rth@redhat.com>
695
696         * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
697         with DECL_INITIAL if fb_lvalue.
698         * tree-gimple.c (is_gimple_id): Add CONST_DECL.
699         * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
700         with <Cxxx>.
701         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
702
703 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
704
705         * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
706         pointer escapes through a function call, assume that the
707         callee will dereference it.
708         (add_pointed_to_var): Assume that VALUE is always an
709         ADDR_EXPR.
710         (collect_points_to_info_r): Only call add_pointed_to_var if
711         the value is an ADDR_EXPR.
712
713 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
714
715         * tree-ssa-alias.c (create_alias_map_for): Do not get the
716         alias set of the inner type of ARRAY_TYPEs.
717
718 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
719
720         * tree-ssa-ccp.c (visit_assignment): Move code to prevent
721         setting a non-register to UNDEFINED right before the call to
722         set_lattice_value.
723
724 2004-07-29  Kaz Kojima  <kkojima@gcc.gnu.org>
725
726         * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
727
728 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
729
730         * tree-ssa.c (verify_flow_sensitive_alias_info): When
731         comparing points-to sets of different pointers, make sure the
732         second pointer is actually referenced in the code.
733
734 2004-07-29  Zack Weinberg  <zack@codesourcery.com>
735
736         * config/ia64/ia64.c (setjmp_operand): Delete, unused.
737         (got_symbolic_operand): Remove unreachable code.
738         * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
739         setjmp_operand; add entry for tls_symbolic_operand.
740         * config/ia64/ia64-protos.h: Remove all prototypes of
741         predicate functions.
742
743 2004-07-29  Mark Mitchell  <mark@codesourcery.com>
744
745         * c-common.h (lang_post_pch_load): New variable.
746         * c-pch.c (lang_post_pch_load): Define it.
747         (c_common_read_pch): Use it.
748         * cgraphunit.c (record_call_1): Give the front end a chance to
749         record additional needed entities when a variable is marked as
750         needed.
751         * tlink.c (recompile_files): Robustify.
752         (scan_linker_output): If a symbol is assigned to a file,
753         but after recompilation is not present there, issue an error
754         message.
755
756 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
757
758         * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
759         Take orig_loop argument and pass it to set_level.
760         (schedule_sm): Pass the correct orig_loop to force_move_till.
761
762 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
763
764         * cfgloop.c (update_latch_info): Update dominator of the new block.
765         (canonicalize_loop_headers, flow_loops_find): Do not free dominance
766         info.
767         * dominance.c (verify_dominators): Check that the dominance tree is
768         connected.
769         (recount_dominator): Ignore unreachable blocks.
770         (iterate_fix_dominators): Cleanup old dominance information before
771         recomputing it.
772
773 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
774
775         * tree-ssa-operands.c (get_expr_operands): Revert changes
776         to ADDR_EXPR processing introduced by:
777             2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
778             * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
779
780 2004-07-29  Joseph S. Myers  <jsm@polyomino.org.uk>
781
782         * doc/implement-c.texi: Add C90 subclause references.  Point to
783         preprocessor documentation instead of duplicating it.  Add points
784         only present in C90.  Fill in documentation for all points.
785
786 2004-07-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
787
788         * pa.c (output_movb): Correct typo.
789
790 2004-07-29  Pat Haugen  <pthaugen@us.ibm.com>
791
792         * ra.h (single_reg_in_regclass): Declare.
793         * ra.c (single_reg_in_regclass): Define.
794         (first_hard_reg): New.
795         (init_ra): Initialize single_reg_in_regclass.
796         * ra-colorize.c (ok_class): New.
797         (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
798
799 2004-07-29  Nathan Sidwell  <nathan@codesourcery.com>
800
801         * gcov-io.h: Allow zero tag as EOF indicator.
802         (gcov_is_eof): Remove.
803         (gcov_truncate): Remove.
804         * gcov-io.c (gcov_seek): Always SEEK_SET.
805         * libgcov.c (gcov_exit): Don't use gcov_truncate.  Write explicit
806         EOF tag.
807         * coverage.c (read_counts_file): Don't use gcov_is_eof.
808         * gcov-dump.c (dump_file): Likewise.
809         * gcov.c (read_graph_file, read_count_file): Likewise.
810
811         * c-decl.c (complete_array_type): Don't gratuitously copy
812         maxindex.  Check it always has a type.
813
814 2004-07-29  Steven Bosscher  <stevenb@suse.de>
815
816         * rtl.c (currently_expanding_to_rtl): New.
817         * rtl.h (currently_expanding_to_rtl): Export it.
818         * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
819
820         * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
821         inliner hack.
822         * config/sh/sh.c: Replace rtx_equal_function_value_matters
823         with currently_expanding_to_rtl.
824         * config/sh/sh.md: Likewise.
825         * config/ia64/ia64.c (got_symbolic_operand): Likewise.
826
827 2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
828
829         Introduce sh2a support.
830         2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
831         * config.gcc: Build multilibs for sh2a and sh2a-single by
832         default.
833         * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
834         default.  Split their tests out of the corresponding SH4
835         multilibs.
836         * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
837         multilibs for SH2a.
838         2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
839         * config.gcc: Handle sh2a multilibs and cpu selection.
840         * config/sh/sh.h: Likewise.  Handle sh2a command line flags.
841         * config/sh/t-mlib-sh2a: New.
842         * config/sh/t-mlib-sh2a-nofpu: New.
843         * config/sh/t-mlib-sh2a-single: New.
844         * config/sh/t-mlib-sh2a-single-only: New.
845         2004-07-09  Nick Clifton  <nickc@redhat.com>
846         Issue 43400
847         * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
848         -ml and -m2a are used together.
849         2004-03-23  DJ Delorie  <dj@redhat.com>
850         * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
851         when we have a double-sized FPU.
852         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
853         * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
854         is set.
855         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
856         -msh2a-single and -msh2a-single-only
857         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
858         * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
859         is set.
860         2004-02-20  DJ Delorie  <dj@delorie.com>
861         * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
862         2004-02-20  Fred Fish <fnf@redhat.com>,
863         Corinna Vinschen <vinschen@redhat.com>
864         * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
865         (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
866         2004-02-18  DJ Delorie  <dj@redhat.com>
867         * config/sh/sh.c (broken_move): Add support for movi20.
868         * config/sh/sh.h: Likewise.
869         (SHIFT_COUNT_TRUNCATED): Set for sh2a.
870         * config/sh/sh.md (udivsi3_sh2a): New.
871         (udivsi3): Call it.
872         (divsi3_sh2a): New.
873         (divsi3): Call it.
874         (mul_r): New.
875         (ashlsi3_sh2a): New.
876         (ashrsi3_sh2a): New.
877         (lshrsi3_sh2a): New.
878         (movsi_i): Disable for sh2a.
879         (movsi_ie): Add movi20.
880         (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
881         sh2a, for -m2a-nofpu mode.
882         2004-02-13  DJ Delorie  <dj@redhat.com>
883         * config/sh/lib1funcs.asm: Handle double vs single better.
884         * config/sh/sh.h: Likewise.
885         2004-02-09  DJ Delorie  <dj@redhat.com>
886         * config/sh/crt1.asm: Add support for sh2a.
887         * config/sh/elf.h: Likewise.
888         * config/sh/lib1funcs.asm: Likewise.
889         * config/sh/sh.c: Likewise.
890         * config/sh/sh.md: Likewise.
891         * config/sh/sh.h: Likewise.
892         * config/sh/t-sh: Likewise.
893
894 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
895
896         * config/frv/frv.md (movqi_internal, movhi_internal,
897         movsi_internal): Add backup alternatives for memory inputs.
898
899 2004-07-28  Matt Austern  <austern@apple.com>
900
901         * config/darwin.c (darwin_one_byte_bool): New global variable.
902         * config/darwin.h (darwin_one_byte_bool): Declare.
903         (SUBTARGET_OPTIONS): Define macro.  (for -mone-byte-bool flag.)
904         * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
905         value of darwin_one_byte_bool.
906         * doc/invoke.texi: Document -mone-byte-bool flag.
907
908 2004-07-28  Eric Christopher  <echristo@redhat.com>
909
910         * c-common.c (c_common_unsafe_for_reeval): Delete.
911         * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
912         * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
913         * calls.c (fix_unsafe_tree): Delete.
914         (expand_call): Delete code which used above.
915         * dojump.c (do_jump): Delete UNSAVE_EXPR case.
916         * expr.c (expand_expr_real_1): Ditto.
917         * fold-const.c (non_lvalue): Ditto.
918         * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
919         (lhd_unsafe_for_reeval): Ditto.
920         * langhooks.c (lhd_unsafe_for_reeval): Ditto.
921         * langhooks.h (unsafe_for_reeval): Ditto.
922         (unsave_expr_now): Adjust comment.
923         * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
924         (estimate_num_insns_1): Ditto.
925         * tree-pretty-print.c (dump_generic_node): Ditto.
926         * tree.c (expr_align): Ditto.
927         (unsave_expr): Delete.
928         (unsafe_for_reeval): Ditto.
929         * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
930         * tree.def (UNSAVE_EXPR): Delete.
931         * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
932
933 2004-07-28  Zack Weinberg  <zack@codesourcery.com>
934
935         * tree.h (enum tls_model): Move ...
936         * coretypes.h: ... here.
937
938 2004-07-28  Richard Sandiford <rsandifo@redhat.com>
939
940         * config/frv/frv.h (EPILOGUE_USES): New.  Use LR.
941
942 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
943
944         * cse.c (validate_canon_reg): New function, split out from...
945         (canon_reg): ...here.  Use validate_canon_reg for both 'e' and 'E'.
946
947 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
948
949         * tree-ssa-alias.c (maybe_create_global_var): Don't just
950         return if .GLOBAL_VAR has been created.
951
952 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
953
954         * tree-ssa.c (verify_flow_insensitive_alias_info): Process
955         every variable that may have aliases, not just tags.
956
957 2004-07-28  Aldy Hernandez  <aldyh@redhat.com>
958
959         * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
960         move_from_CR_eq_bit.
961         Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
962
963
964         * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
965         e500_flip_eq_bit.
966
967         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
968         output_e500_flip_eq_bit.
969
970         * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
971         output_e500_flip_eq_bit.
972         (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
973         output_e500_flip_eq_bit.
974         Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
975         (print_operand): case D.  Get to EQ bit.
976
977 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
978
979         * gcov.c (function_summary): Add missing \n.
980
981 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
982
983         Introduce sh4a support.
984         * config.gcc: Handle sh4a multilibs and cpu selection.
985         * config/sh/sh.h: Likewise.  Handle sh4a command line flags.
986         * config/sh/t-mlib-sh4a: New.
987         * config/sh/t-mlib-sh4al: New.
988         * config/sh/t-mlib-sh4a-nofpu: New.
989         * config/sh/t-mlib-sh4a-single: New.
990         * config/sh/t-mlib-sh4a-single-only: New.
991         2004-02-20  DJ Delorie  <dj@redhat.com>
992         * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
993         * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
994         2003-08-22  Eric Christopher  <echristo@redhat.com>
995         * config/sh/sh4a.md: Update for chip errata.
996         2003-08-07  Eric Christopher  <echristo@redhat.com>
997         * config/sh/sh4a.md: New file. sh4a processor description.
998         2003-07-08  Alexandre Oliva  <aoliva@redhat.com>
999         * config/sh/sh.h (TARGET_SWITCHES): Added 4al.  Adjust description
1000         of -m4a-nofpu.
1001         (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1002         * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1003         * doc/invoke.texi (SH Options): Document -m4al.
1004         2003-07-03  Alexandre Oliva  <aoliva@redhat.com>
1005         * config/sh/sh.c (expand_block_move): Remove commented-out code
1006         checked in by mistake.
1007         (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1008         single elements from SFmode vectors.
1009         * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1010         register.
1011         (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1012         2003-07-01  Alexandre Oliva  <aoliva@redhat.com>
1013         * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1014         sh_fsca_int2sf): Remove variable declarations.
1015         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1016         sh_fsca_int2sf): New functions.
1017         (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1018         sh_fsca_int2sf_rtx): New static variables.
1019         * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1020         sh_fsca_int2sf): Declare.
1021         * config/sh/sh.md: Adjust.
1022         * doc/invoke.texi (SH Options): Document new options.
1023         * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1024         compatibility from SH4 code.
1025         2003-06-27  Alexandre Oliva  <aoliva@redhat.com>
1026         * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1027         early.
1028         (memory_movsrc_operand): Renamed to...
1029         (unaligned_load_operand): ... this.  Simplified.
1030         * config/sh/sh.h (PREDICATE_CODES): Adjust.
1031         * config/sh/sh.md (movua, extv, extzv): Likewise.  Change movua's
1032         input operand to SImode, and adjust the others.  Introduce
1033         post-increment by peephole.
1034         * config/sh/sh.c (expand_block_move): Give the target address the
1035         same mode as the temp reg.
1036         * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1037         copying.
1038         2003-06-26  Alexandre Oliva  <aoliva@redhat.com>
1039         Introduce support for SH4a.
1040         * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1041         __SH4A__.  Emit 4 4kb blocks and touch all of them otherwise.
1042         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1043         sh_fsca_int2sf): New.
1044         (sh_init_builtins): Initialize them.
1045         (print_operand): Support `d'.
1046         (expand_block_move): Use movua if src is misaligned.
1047         (memory_movsrc_operand): New.
1048         * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1049         and one of the SH4 macros.
1050         (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1051         SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1052         SELECT_SH4A_SINGLE): New.
1053         (TARGET_NONE): Add SH4A_BIT.
1054         (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1055         (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1056         (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1057         (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1058         (enum processor_type): Added PROCESSOR_SH4A.
1059         (PREDICATE_CODES): Add memory_movsrc_operand.
1060         * config/sh/sh.md: Removed unused variables.
1061         (attr cpu): Add sh4a.
1062         (attr type): Add movua, fsrra and fsca.
1063         (prefetch): New, for SH4.
1064         (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1065         (toggle_sz): Set type to fp.
1066         (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1067         (movua, extv, extzv): New.
1068         * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1069         and 4a-single-only.
1070
1071 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
1072
1073         * tree-optimize.c (init_tree_optimization_passes): Schedule
1074         pass_may_alias right after the program is renamed into SSA.
1075         * tree-pass.h (PROP_alias): Define.
1076         * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1077         * tree-sra.c (pass_sra): Likewise.
1078         * tree-ssa-ccp.c (pass_ccp): Likewise.
1079         * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1080         * tree-ssa-dce.c (pass_dce): Likewise.
1081         * tree-ssa-dom.c (pass_dominator): Likewise.
1082         * tree-ssa-dse.c (pass_dse): Likewise.
1083         * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1084         * tree-ssa-loop-ch.c (pass_ch): Likewise.
1085         * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1086         * tree-ssa-pre.c (pass_pre): Likewise.
1087         * tree-tailcall.c (pass_tail_recursion): Likewise.
1088         * tree-ssa.c (pass_redundant_phi): Likewise.
1089         * tree-ssa-alias.c (aliases_computed_p): Remove.
1090         Update all users.
1091         (init_alias_info): Do not mark all type tags for renaming
1092         unconditionally.
1093         Clear may_aliases from every symbol.
1094         (setup_pointers_and_addressables): If a pointer has not been
1095         dereferenced and it had a type tag, clear it and mark the old
1096         tag for renaming.
1097
1098 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
1099
1100         PR tree-optimization/16705
1101         * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1102         .GLOBAL_VAR.
1103
1104 2004-07-27  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1105
1106         * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1107         check.
1108
1109         * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1110         don't make another one.
1111
1112         PR optimization/15077
1113         * function.h (struct function): Add field saved_static_chain_decl.
1114         Fix comment for static_chain_decl.
1115         * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1116         * tree-inline.h (save_body): Add new arg.
1117         * tree-optimize.c (tree_rest_of_compilation): Handle saving
1118         static_chain_decl.
1119
1120 2004-07-27  Richard Henderson  <rth@redhat.com>
1121
1122         * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1123         (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1124         is_gimple_addressable.
1125         * tree-gimple.c (is_gimple_addressable): Rename from
1126         is_gimple_addr_expr_arg; accept INDIRECT_REF.
1127         (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1128         * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1129         rename to is_gimple_addressable.
1130
1131 2004-07-28  Alan Modra  <amodra@bigpond.net.au>
1132
1133         * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1134
1135 2004-07-27  Richard Henderson  <rth@redhat.com>
1136
1137         * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1138         before rounding.
1139
1140 2004-07-27  Zack Weinberg  <zack@codesourcery.com>
1141
1142         * libgcc2.c: Change all conditionals testing
1143         LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1144         * libgcc2.h: Likewise.
1145         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1146         TYPE_PRECISION of float80_type to 80.
1147         * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1148         of fpreg_type and float80_type to 80.
1149         * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1150         * config/m68k/netbsd-elf.h:
1151         Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1152         to evaluate to 80 whenever they would formerly have evaluated to 96.
1153         * config/i386/sco5.h: Remove unnecessary redefinition of
1154         LONG_DOUBLE_TYPE_SIZE.
1155         * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1156         * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1157         XFmode, with a bitsize of 80.  Update commentary.
1158         * config/ia64/ia64-modes.def: Likewise.
1159         * config/m68k/m68k-modes.def: Likewise.
1160
1161 2004-07-27  Steven Bosscher  <stevenb@suse.de>
1162
1163         * cfgexpand.c (tree_expand_cfg): Fix comment.
1164
1165         * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1166         * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1167         Remove.
1168         (prepare_function_start): Don't set rtx_equal_function_value_matters.
1169         * integrate.c (copy_rtx_and_substitute): Don't test for it.
1170         * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1171         Don't set rtx_equal_function_value_matters.  Don't register RTL hooks
1172         here again.  Update leading comment.
1173         * rtl.c (rtx_equal_function_value_matters): Remove.
1174         (rtx_equal_p): Don't test for it.
1175         * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1176         Likewise.
1177
1178         * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1179         * rtl.c (note_insn_name): Likewise.
1180         * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1181         * final.c (final_scan_insn): Likewise.
1182
1183         * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1184         * passes.c (rest_of_handle_eh): Do it here.
1185
1186         * stmt.c (struct nesting): Remove struct nesting block member.
1187         (struct stmt_status): Remove x_block_start_count field.
1188         (current_block_start_count): Remove.
1189
1190 2004-07-27  Brian Booth  <bbooth@redhat.com>
1191
1192         * tree-optimize.c (register_one_dump_file): Update condition that uses
1193         static_pass_number.
1194         (dup_pass_1): Replace with...
1195         (next_pass_1): This.
1196         (NEXT_PASS): Call next_pass_1.
1197         (DUP_PASS): Remove.
1198         (init_tree_optimization_passes): Remove uses of DUP_PASS.
1199         (execute_one_pass): Update condition that uses
1200         static_pass_number.
1201         * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1202         integer.
1203
1204 2004-07-27  Nick Clifton  <nickc@redhat.com>
1205
1206         * config/m32r/m32r.c: Include integrate.h in order to get the
1207         prototype for get_hard_reg_initial_val().
1208
1209         * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1210         and tidy up indentation.
1211         (final_presence_set): Use absence_set instead, so that if there is
1212         nothing in the "o" pipe the "s" pipe can be scheduled.
1213
1214 2004-07-27  Diego Novillo  <dnovillo@redhat.com>
1215
1216         * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1217         don't have PT_VARS nor PT_MALLOC set.
1218         Clear name tag from pointers that have not been dereferenced.
1219         (set_pt_anything, set_pt_malloc): Forward declare.
1220         * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1221         not type compatibility when determining if a pointer can be
1222         copy propagated.
1223
1224 2004-07-27  Richard Sandiford  <rsandifo@redhat.com>
1225
1226         * expr.h (canonicalize_condition, get_condition): Add an int argument.
1227         * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1228         it to check whether the condition is still valid at the jump insn.
1229         * ifcvt.c (noce_get_condition): Likewise.
1230         (noce_get_alt_condition): Update call to canonicalize_condition.
1231         * loop-iv.c (simplify_using_initial_values): Update call to
1232         get_condition.  Remove FIXME.
1233         (check_simple_exit): Update call to get_condition.
1234         * loop-unswitch.c (may_unswitch_on): Likewise.
1235         * loop.c (check_dbra_loop): Likewise.
1236         (canonicalize_condition, get_condition): Add an argument to say whether
1237         the condition must still be valid at INSN.
1238         (get_condition_for_loop): Update call to get_condition.  Require that
1239         the condition be valid at INSN.
1240         * predict.c (estimate_probability): Update call to get_condition.
1241         Remove unused earliest parameter.
1242         (expected_value_to_br_prob): Update call to canonicalize_condition.
1243
1244 2004-07-26  Eric Christopher  <echristo@redhat.com>
1245
1246         * tree-dfa.c (add_referenced_var): Register initializers of global
1247         variables.
1248
1249 2004-07-26  Paolo Bonzini  <bonzini@gnu.org>
1250
1251         * config/i386/i386.c (function_arg): Always treat 8-
1252         and 16-byte wide vectors the same, even if MMX/SSE
1253         are disabled.
1254         (contains_128bit_aligned_vector_p): Add comment.
1255
1256 2004-07-26  J"orn Rennecke <joern.rennecke@superh.com>
1257
1258         * ra.h (enum node_type): Rename to:
1259         (enum ra_node_type).
1260         * ra-colorize.c: Likewise.
1261
1262 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
1263
1264         * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1265         after simplifying the jump.
1266
1267 2004-06-26  Richard Henderson  <rth@redhat.com>
1268
1269         * calls.c (combine_pending_stack_adjustment_and_call): Make
1270         preferred_unit_stack_boundary argument unsigned.  Make
1271         unadjusted_alignment unsigned.
1272         (expand_call): Make preferred_stack_boundary and
1273         preferred_unit_stack_boundary variables unsigned.
1274         * function.c (assign_stack_local_1): Make alignment unsigned.
1275         * function.h (struct function): Make stack_alignment_needed,
1276         preferred_stack_boundary unsigned.
1277         * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1278         (ix86_compute_frame_layout): Make stack_alignment_needed,
1279         preferred_alignment variables unsigned.
1280         * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1281
1282 2004-07-26  Tom Tromey  <tromey@redhat.com>
1283
1284         * tree.h: Fix typo in comment.
1285
1286 2004-07-26  Daniel Jacobowitz  <dan@debian.org>
1287
1288         PR bootstrap/12804
1289         * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1290         (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1291         (ggc_free): Remove incorrect freeing.
1292         (sweep_pages): Advance PP for large pages.  Fix indentation.
1293
1294 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
1295
1296         PR rtl-optimization/16643
1297         * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1298         * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1299         * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1300         * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1301         (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1302         * function.c (thread_prologue_and_epilogue_insns): Likewise.
1303         * rtl.h (tracer): Add a flags parameter.
1304         * tracer.c (tracer): Pass it to cfg_layout_initialise.
1305         * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1306         (rest_of_handle_reorder_blocks): Update calls to tracer and
1307         reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1308         (rest_of_handle_tracer): Pass 0 to tracer.
1309         (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1310
1311 2004-07-25  David Edelsohn  <edelsohn@gnu.org>
1312
1313         PR target/16239
1314         * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1315         f->f.
1316
1317 2004-07-24  Nathan Sidwell  <nathan@codesourcery.com>
1318
1319         * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1320         (BINFO_BASE_ACCESS): Adjust.
1321         (BINFO_BASE_ACCESS_APPEND): New.
1322         (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1323         * dbxout.c (dbxout_type): Adjust binfo access accessing.
1324         * dwarf2out.c (gen_member_die): Likewise.
1325         * tree-dump.c (deque_and_dump): Likewise.
1326
1327 2004-07-26  Falk Hueffner  <falk@debian.org>
1328
1329         * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1330         costs.
1331
1332 2004-07-25  Roger Sayle  <roger@eyesopen.com>
1333
1334         * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1335         value off of the stack if TARGET_USE_FFREEP.
1336
1337 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
1338
1339         * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1340         * gengtype-yacc.y: Likewise.  Replace free() with XDELETE ().
1341         * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1342         check on invocation of XRESIZEVEC ().
1343
1344 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
1345
1346         * c-common.c (disable_builtin_function): Rename variable n to
1347         new_disabled_builtin.
1348         * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1349         Rename local variable old to old_decl.
1350         * gensupport.c (shift_output_template): Rename parameter old to src.
1351         * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1352         old_rtx and newx to new_rtx.
1353
1354 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
1355
1356         * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1357         of c-pragma.h.
1358         * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1359         enum cpp_ttype.
1360         * c-lex.c: Likewise.
1361
1362 2004-07-25  Roger Sayle  <roger@eyesopen.com>
1363
1364         * fold-const.c (constant_boolean_node): Make extern.
1365         (make_range): Wrap long lines.
1366         (fold_cond_expr_with_comparison): Remove unnecessary call to
1367         pedantic_non_lvalue.  Add missing calls to fold_convert.
1368         (fold_truthop): Add missing calls to fold_convert.
1369         (fold): Likewise.
1370         * tree.h (constant_boolean_node): Add prototype here.
1371         * builtins.c (expand_builtin_strncmp): Add missing calls to
1372         fold_convert.
1373         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1374         Call fold_convert and constant_boolean_node to correct types.
1375         * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1376         missing call to fold_convert to correct types.
1377
1378 2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
1379             Brian Ryner  <bryner@brianryner.com>
1380
1381         PR c++/9283
1382         PR c++/15000
1383         * c-common.c (c_common_attribute_table): Allow
1384         handle_visibility_attribute to be called for types.
1385         (handle_visibility_attribute) When given a type, set the visibility
1386         bits on the TYPE_NAME.  When given a decl, don't set no_add_attrs
1387         so that we can check later whether the attribute was present. Added
1388         warning if attribute applied to non class type.
1389         * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1390         decls and checking that they are consistent.
1391         * common.opt: Added -fvisibility.
1392         * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1393         * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1394         * flags.h, tree.h: Added assorted support defines for overall patch
1395         * opts.c: Added parsing support for -fvisibility.
1396         * tree.c (build_decl): Set visibility for all decls to be whatever
1397         is in force at that time.
1398         * varasm.c (default_binds_local_p_1): Reworked logic determining
1399         when to make a symbol locally bound.
1400         * doc/invoke.texi: Added documentation for -fvisibility and
1401         -fvisibility-inlines-hidden.
1402
1403 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1404
1405         * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1406         * c-common.c: Add missing casts from void * to other types.
1407         * c-decl.c: Likewise.
1408         * c-format.c: Likewise.
1409         * c-lex.c: Likewise.
1410         * c-pragma.c: Likewise.
1411         * c-typeck.c: Likewise.
1412         * defaults.h: Likewise.
1413         * genconstants.c: Likewise.
1414         * gengtype-lex.l: Likewise.
1415         * genmodes.c: Likewise.
1416         * read-rtl.c: Likewise.
1417         * rtl.c: Likewise.
1418
1419 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1420
1421         * bitmap.c: Use type-safe memory allocation macros from libiberty.
1422         * c-common.c: Likewise.
1423         * c-decl.c: Likewise.
1424         * c-lang.c: Likewise.
1425         * c-lex.c: Likewise.
1426         * c-opts.c: Likewise.
1427         * c-parse.in: Likewise.
1428         * c-typeck.c: Likewise.
1429         * genconditions.c: Likewise.
1430         * gengtype-lex.l: Likewise.
1431         * gengtype-yacc.y: Likewise.
1432         * gengtype.c: Likewise.
1433         * genmodes.c: Likewise.
1434         * gensupport.c: Likewise.
1435         * read-rtl.c: Likewise.
1436         * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1437         htab_find_slot().
1438
1439 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1440
1441         * c-decl.c (groktypename, groktypename_in_param_context): Rename
1442         variable typename to type_name.
1443         * c-lex.c (interpret_float): Likewise.
1444
1445 2004-07-25  Roger Sayle  <roger@eyesopen.com>
1446
1447         * convert.c (convert_to_real, convert_to_integer,
1448         convert_to_complex): Replace calls to build with calls to buildN.
1449         * coverage.c (tree_coverage_counter_ref): Likewise.
1450         * dojump.c (do_jump): Likewise.
1451         * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1452         * emit-rtl.c (component_ref_for_mem_expr,
1453         set_mem_attributes_minus_bitpos): Likewise.
1454         * explow.c (update_nonlocal_goto_save_area): Likewise.
1455         * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1456         expand_mult_add): Likewise.
1457         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1458         store_constructor, get_inner_reference, expand_expr_real_1,
1459         try_casesi, try_tablejump): Likewise.
1460         * function.c (expand_function_start): Likewise.
1461         * stmt.c (emit_case_bit_tests, expand_end_case_type,
1462         node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1463         * stor-layout.c (place_union_field, layout_type): Likewise.
1464         * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1465         * varasm.c (copy_constant): Likewise.
1466
1467 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1468
1469         * c-common.c: Rename all identifiers named `new'.
1470         * c-decl.c: Likewise.
1471         * gensupport.c: Likewise.
1472         * simplify-rtx.c: Likewise.
1473         * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1474         with XNEW().
1475         * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1476         with XNEWVEC().
1477
1478 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
1479
1480         PR c/15360
1481         * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1482         declarations until after calling pushdecl.
1483         (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1484         "extern" and not on whether the declaration is initialized.
1485
1486 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
1487
1488         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1489         (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1490         * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1491         "cpplib.h", "c-pragma.h", "c-common.h".
1492         (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1493         (solaris_register_pragmas): New functions.
1494         * config/sol2-protos.h: New file.
1495         * config/sol2.c: New file.
1496         * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1497         (REGISTER_TARGET_PRAGMAS): New macros.
1498         (solaris_pending_aligns, solaris_pending_inits)
1499         (solaris_pending_finis): New variables.
1500         * config/t-sol2 (sol2-c.o): Update dependencies.
1501         (sol2.o): New rule.
1502         * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1503         SUBTARGET_INSERT_ATTRIBUTES.
1504         (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1505         * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1506         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1507         * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1508         * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1509         * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1510         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1511         * config/sparc/sparc.c (sparc_attribute_table): New.
1512         (TARGET_INSERT_ATTRIBUTES): Define in terms of
1513         SUBTARGET_INSERT_ATTRIBUTES.
1514         (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1515         is defined.
1516         * doc/extend.texi (Solaris Pragmas): New section.
1517
1518 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1519
1520         * c-common.c: Rename all identifiers named `class' to `cl'.
1521         * c-common.h: Likewise.
1522         * c-parse.in: Likewise.
1523         * c-typeck.c: Likewise.
1524         * genmodes.c: Likewise.
1525         * real.c: Likewise.
1526         * real.h: Likewise.
1527         * recog.c: Likewise.
1528         * recog.h: Likewise.
1529         * regrename.c: Likewise.
1530         * tree.h: Likewise.
1531         * c-common.c (builtin_function_2): Change type of 5th parameter from
1532         int to enum built_in_function. Change type of 8th parameter from int
1533         to bool.
1534         * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1535         with GGC_CNEW().
1536         * c-typeck.c (convert_arguments): Change type of formal_prec from
1537         int to unsigned int.
1538         * genmodes.c (blank_mode): Make a few negative constants unsigned.
1539         (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1540         emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1541         emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1542         emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1543         iterator to for_all_modes () instead of an enum because enums can't
1544         be incremented in C++.
1545
1546
1547 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
1548
1549         * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1550         hard registers.
1551
1552 2004-07-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1553
1554         * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1555         Handle ARRAY_RANGE_REF like ARRAY_REF.
1556
1557 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
1558
1559         * c-typeck.c (digest_init): Don't allow arrays of signed or
1560         unsigned variants of wchar_t to be initialized by wide string
1561         constants.  Do allow arrays of enumerated types compatible with
1562         wchar_t to be initialized by wide string constants.  Refine tests
1563         distinguishing wide and narrow strings and arrays.  Give specific
1564         error for arrays of other integer types initialized by string
1565         constants.
1566         (output_init_element, process_init_element): Check for
1567         INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1568         initializing with string constants.
1569
1570 2004-07-25  Richard Henderson  <rth@redhat.com>
1571
1572         * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1573         on the RESULT_DECL.
1574         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1575         * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1576         DECL_IGNORED_P to new decl.
1577
1578 2004-07-24  Zack Weinberg  <zack@codesourcery.com>
1579
1580         * config/ia64/ia64.c (general_xfmode_operand)
1581         (destination_xfmode_operand): Delete.
1582         * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1583         * config/ia64/ia64.md (*movxf_internal): Use general_operand
1584         and destination_operand.
1585
1586 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
1587
1588         * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1589         (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1590
1591 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
1592             Zack Weinberg  <zack@codesourcery.com
1593
1594         PR 16684
1595         * c-decl.c (diagnose_mismatched_decls): Don't issue a
1596         redundant-declaration warning the first time a builtin is
1597         declared explicitly.
1598
1599 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1600
1601         * tree.h (staticp): Change return type to bool.
1602
1603 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1604
1605         * c-common.c (c_staticp): Last episode of the staticp saga.
1606
1607 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1608
1609         * c-common.h (c_staticp): Change return type from int to bool.
1610         * tree.c (staticp): Likewise.
1611         * langhooks.h (staticp): Likewise.
1612
1613 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1614
1615         * langhooks-def.h (lhd_staticp): Change return type from int to
1616         bool in prototype to match definition.
1617
1618 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1619
1620         * system.h (bool, true, false): Don't redefine as preprocessor macros
1621         in C++.
1622
1623 2004-07-24  Roger Sayle  <roger@eyesopen.com>
1624
1625         * expmed.c (init_expmed): A signed modulus by a power of two is
1626         considered cheap if its less than or equal to four instructions.
1627
1628 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1629
1630         * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1631         GGC_CNEWVAR): New macros.
1632
1633 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1634
1635         * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1636         lists.
1637         * c-decl.c: Likewise.
1638         * c-format.c: Likewise.
1639         * c-lex.c: Likewise.
1640         * c-opts.c: Likewise.
1641         * c-pragma.c: Likewise.
1642         * c-typeck.c: Likewise.
1643         * gencheck.c: Likewise.
1644         * genconditions.c: Likewise.
1645         * genconfig.c: Likewise.
1646         * genflags.c: Likewise.
1647         * gengtype.c: Likewise.
1648         * gensupport.c: Likewise.
1649         * ggc-none.c: Likewise.
1650         * langhooks.c: Likewise.
1651         * statistics.h: Likewise.
1652         * stub-objc.c: Likewise.
1653         * java/decl.c: Likewise.
1654
1655 2004-07-24  Roman Zippel  <zippel@linux-m68k.org>
1656
1657         * config/m68k/m68k.c (output_scc_di): Fix coding style.
1658         (symbolic_operand): Fix prototype.
1659         * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1660         * config/m68k/m68k.md: Add constants for registers a0 and sp and
1661         use them, change from the "{...}" syntax to the simpler {...}
1662         syntax.
1663         (*cfv4_extendqisi2): Fix destination predicate.
1664         * config/m68k/m68k-protos.h: Remove various declarations also
1665         generated via PREDICATE_CODES.
1666
1667 2004-07-23  Mike Stump  <mrs@apple.com>
1668
1669         * c-typeck.c (convert_for_assignment): Tightened up pointer
1670         converstions that differ in signedness.
1671
1672 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
1673
1674         * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1675
1676 2004-07-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1677
1678         * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1679         * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1680
1681         * gimplify.c (gimplify_compound_lval): Check for no handled
1682         operations, rather than checking for explicit list of nodes.
1683         (is_gimple_addr_expr_arg_or_indirect): New function.
1684         (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1685         redundant setting of TREE_INVARIANT.
1686         (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1687         * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1688
1689 2004-07-23  Diego Novillo  <dnovillo@redhat.com>
1690
1691         PR tree-optimization/16688
1692         PR tree-optimization/16689
1693         * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1694         unnecessary initialization of 'tag'.
1695         (get_tmt_for): Check that the new type tag has the same alias
1696         set as the pointed-to type.
1697         (group_aliases): Only regular variables need to be removed
1698         from the alias set of a name tag.
1699         * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1700         propagation if the two types are not compatible.
1701         (merge_alias_info): Rename from replace_ssa_names_ann.
1702         Add more checking.
1703         (replace_exp_1): If both arguments are SSA_NAMEs, check that
1704         the propagation can be done.
1705         Only call merge_alias_info on pointers.
1706         (propagate_value): Likewise.
1707         * tree-ssa-copyrename.c: Include langhooks.h.
1708         (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1709         to do the merging.
1710         Do not coalesce variables with incompatible types.
1711         (rename_ssa_copies): Call replace_ssa_name_symbol.
1712         * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1713         the same type as the underlying _DECL.
1714         * tree-ssanames.c (replace_ssa_name_symbol): New function.
1715         * tree.h (replace_ssa_name_symbol): Declare.
1716
1717 2004-07-23  Richard Henderson  <rth@redhat.com>
1718
1719         PR c++/16277
1720         * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1721         unshare it properly.
1722         (gimplify_modify_expr_rhs): Push assignment from a conditional into
1723         the conditional for all non-register types.
1724
1725 2004-07-23  Richard Henderson  <rth@redhat.com>
1726
1727         * expr.c (expand_expr_real_1): Don't handle non-local variables.
1728         * expr.h (fix_lexical_addr): Remove.
1729         * function.c (NEED_SEPARATE_AP): Remove.
1730         (fix_lexical_addr): Remove.
1731         * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1732         not null decl_function_context.
1733         (create_alias_vars): Likewise.
1734         * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1735         (simple_goto_p): Likewise.
1736         * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1737         * tree-ssa-ccp.c (get_default_value): Likewise.
1738         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1739         * tree.c (needs_to_live_in_memory): Likewise.
1740         * tree-flow-inline.h (may_be_aliased): Move...
1741         * tree-ssa-alias.c (may_be_aliased): ... here.  Enhance check for
1742         when TREE_STATIC variables may be addressable.
1743
1744 2004-07-24  Jakub Jelinek  <jakub@redhat.com>
1745
1746         * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1747
1748 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
1749
1750         * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1751         bitmap contents if GENERATOR_FILE is defined.
1752         * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1753         ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1754
1755 2004-07-23  Joseph S. Myers  <jsm@polyomino.org.uk>
1756
1757         * c-decl.c (start_function): Form composite type of function types
1758         rather than copying type from previous prototype declaration.
1759
1760 2004-07-23  Janis Johnson  <janis187@us.ibm.com>
1761
1762         * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1763         the const qualifier for the second argument in the C++ functions.
1764
1765         * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1766         specific pointer types.
1767
1768         * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1769         vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1770         for vector bool and/or vector pixel, add C++ and C missing support.
1771         (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1772         vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1773         vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1774         vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1775         vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1776         missing C++ and C support for vector bool and/or vector pixel.
1777         (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1778         vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1779         vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1780         vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1781         vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1782         C++ and C types used for vector bool and/or vector pixel.
1783         (vec_st, vec_stl): Add C++ support for vector pixel.
1784         (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1785         (vec_all_ne): Add C++ support for vector pixel.
1786
1787         * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1788         (vec_vmulesb): Add missing C++ function.
1789         (vec_perm): Fix type of third argument in C++ function.
1790         (vec_vsum4shs): Fix C++ function name.
1791         (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1792         (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1793         argument passed to the error handler in C macro.
1794         (vec_nmsub): Remove extra parens around argument names in C macro.
1795         (vec_packpx): Add missing parens in C macro.
1796
1797 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
1798
1799         * machmode.def: Remove vector modes.
1800         * config/alpha/alpha-modes.def: Add supported vector modes.
1801         * config/arm/arm-modes.def: Likewise.
1802         * config/frv/frv-modes.def: Likewise.
1803         * config/i386/i386-modes.def: Likewise.
1804         * config/rs6000/rs6000-modes.def: Likewise.
1805         * config/sh/sh-modes.def: Likewise.
1806
1807 2004-07-23  Matthias Klose  <doko@debian.org>
1808
1809         * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1810         * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1811         * config.h: Regenerate.
1812         * configure: Likewise.
1813
1814 2004-07-22  Mark Mitchell  <mark@codesourcery.com>
1815
1816         * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1817         generated SYMBOL_REFs for labels.
1818         * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1819         Change prototype.
1820         (machopic_stub_name): Remove.
1821         (machopic_indirection_name): New function.
1822         (machopic_mcount_stub_name): Likewise.
1823         (machopic_classify_name): Remove.
1824         (machopic_function_base_sym): New function.
1825         (machpoic_classify_symbol): Likewise.
1826         (machopic_classify_ident): Remove.
1827         (machopic_define_ident): Likewise.
1828         (machopic_define_name): Likewise.
1829         (machopic_name_defined_p): Likewise.
1830         (machopic_ident_defined_p): Likewise.
1831         (darwin_strip_name_encoding): Likewise.
1832         (machopic_define_symbol): New function.
1833         * config/darwin.c (hashtab.h): Include.
1834         (machopic_defined_list): Remove.
1835         (machopic_classify_ident): Likewise.
1836         (machopic_classify_name): Likewise.
1837         (machopic_ident_defined_p): Likewise.
1838         (machopic_define_ident): Likewise.
1839         (machopic_define_name): Likewise.
1840         (machopic_symbol_defined_p): New function.
1841         (machopic_classify_symbol): Likewise.
1842         (machopic_data_defined_p): Use machopic_classify_symbol.
1843         (machopic_define_symbol): New function.
1844         (machopic_function_base_sym): New function.
1845         (machopic_non_lazy_pointers): Remove.
1846         (machopic_non_lazy_ptr_name): Likewise.
1847         (machopic_stubs): Likewise.
1848         (machopic_stub_name): Likewise.
1849         (NON_LAZY_POINTER_SUFFIX): New macro.
1850         (STUB_SUFFIX): Likewise.
1851         (machopic_indirection): New structure.
1852         (machopic_indirections): New variable.
1853         (machopic_indirection_hash): New function.
1854         (machopic_indirection_eq): Likewise.
1855         (machopic_indirection_name): Likewise.
1856         (machopic_mcount_stub_name): New function.
1857         (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1858         hash table.
1859         (machopic_indirect_data_reference): Rework to use new functions.
1860         (machopic_indirect_call_target): Likewise.
1861         (machopic_legitimize_pic_address): Likewise.
1862         (machopic_output_indirection): New function.
1863         (machopic_finish): Use it.
1864         (machopic_operand_p): Rework to use new functions.
1865         (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1866         (darwin_strip_name_encoding): Remove.
1867         (update_non_lazy_ptrs): Remove.
1868         (update_stubs): Likewise.
1869         (darwin_non_lazy_pcrel): Use new functions.
1870         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1871         (ASM_OUTPUT_LABELREF): Likewise.
1872         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1873         (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1874         (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1875         (TARGET_STRIP_NAME_ENCODING): Do not use
1876         darwin_strip_name_encoding.
1877         (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1878         darwin_strip_name_encoding.
1879         * config/i386/darwin.h (FUNCTION_PROFILER): Use
1880         machopic_mcount_stub_name.
1881         * config/i386/i386.c (x86_output_mi_thunk): Use
1882         machopic_indirection_name, not machopic_stub_name.
1883         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1884         machopic_function_base_sym.
1885         (print_operand): Use machopic_classify_symbol.
1886         (rs6000_emit_prologue): Use machopic_function_base_sym.
1887         (output_profile_hook): Do not use machopic_stub_name.
1888         (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1889
1890 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1891
1892         PR c/7284
1893         * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1894         as multiplication.
1895
1896 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1897
1898         * doc/implement-c.texi: New file.
1899         * doc/extend.texi (C Implementation): Move to there.
1900         * doc/gcc.texi: Include implement-c.texi.
1901         * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1902
1903 2004-07-22  Jason Merrill  <jason@redhat.com>
1904
1905         * integrate.c (copy_decl_for_inlining): Remove invisible reference
1906         handling.
1907         * tree-inline.c (setup_one_parameter): Likewise.
1908
1909 2004-07-22  Brian Booth  <bbooth@redhat.com>
1910
1911         * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1912         (substitute_and_fold): Propigate into VUSE operands when possible.
1913         (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1914         (cp_lattice_meet): Handle merging of latticevalues when
1915         UNKNOWN_VAL is present.
1916         (visit_stmt): Visit assignments with V_MUST_DEFs.
1917         (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1918         (ccp_fold): Deal with RHS' that are constant and virtual.
1919         (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1920         (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1921         (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1922         V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1923         computing immediate uses.
1924         (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1925         transition.
1926         (replace_vuse_in): New function.
1927         (likely_value): Add check of vuse operands.
1928         (get_default_value): Set the default value of virtually defined
1929         variables to UKNOWN_VAL instead of VARYING.
1930
1931 2004-07-22  Richard Henderson  <rth@redhat.com>
1932
1933         * expr.c (emit_push_insn): Don't use set_mem_attributes.
1934
1935 2004-07-22  Richard Henderson  <rth@redhat.com>
1936
1937         * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1938         variables due to conditional compilation.
1939
1940 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
1941
1942         * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1943         (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1944         Release SSA names that have been re-renamed.
1945         * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1946         variable.
1947         * tree-ssa-alias.c (init_alias_info): If aliases have been
1948         computed before, clear existing alias information.
1949         (create_name_tags): Do no fixup PT_ANYTHING pointers.
1950         If the new name tag for a pointer is different than the one it
1951         had before, mark the old tag for renaming.
1952         (replace_may_alias): New function.
1953         (group_aliases): Call it.
1954         (setup_pointers_and_addressables): Always call get_tmt_for.
1955         (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1956         once.
1957         (set_pt_anything): New local function.
1958         (set_pt_malloc): New local function.
1959         (merge_pointed_to_info): Don't merge pointed-to variables from
1960         the original pointer if the destination is pointing to an
1961         unknown location.
1962         (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1963         (add_pointed_to_var): Do not add a variable to the points-to
1964         set if the pointer is already pointing to anywhere.
1965         (collect_points_to_info_r): If the defining statement is a PHI
1966         node, only merge pointed-to information if the argument has
1967         already been visited.
1968         (get_tmt_for): Only create a new tag if the pointer didn't
1969         have one already.
1970         (dump_alias_info): Emit more information.
1971         (dump_points_to_info_for): Likewise.
1972         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1973         try to get the annotation of an SSA_NAME.
1974         * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1975         alias sets when checking is enabled.
1976         * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1977         (eliminate): Mark basic blocks that will need
1978         EH information cleaned up.
1979         (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1980         predecessor.
1981         Initialize need_eh_cleanup.
1982         (fini_pre): Call tree_purge_all_dead_eh_edges and
1983         cleanup_tree_cfg if needed.
1984         Free need_eh_cleanup.
1985         * tree-ssa.c (verify_ssa_name): New function.
1986         (verify_def): Call it.
1987         Re-arrange to avoid printing too many error messages.
1988         (verify_use): Likewise.
1989         (verify_phi_args): Likewise.
1990         (verify_flow_insensitive_alias_info): New function.
1991         (verify_flow_sensitive_alias_info): New function.
1992         (verify_alias_info): New function.
1993         (verify_ssa): Call verify_alias_info.
1994         Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1995         program.
1996         Re-arrange to avoid printing too many error messages.
1997         * tree-ssanames.c (make_ssa_name): Clear
1998         SSA_NAME_IN_FREE_LIST.
1999         (release_ssa_name): Never release a default definition.
2000         (release_defs): New function.
2001         * tree.h: Declare it.
2002         * tree-ssa-dce.c (remove_dead_stmt): Call it.
2003
2004 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
2005
2006         * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2007         If true, do a depth-first search.  Do a breadht-first search,
2008         otherwise.
2009         (walk_use_def_chains): Add new argument IS_DFS.
2010         Update all users.
2011         * tree-flow.h (walk_use_def_chains): Update prototype.
2012
2013 2004-07-22  Hans-Peter Nilsson  <hp@axis.com>
2014
2015         * config/cris/cris.md: Tweak formatting.
2016         (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2017         (mover2side, moverside, movemside, movei, op3, andu): Replace
2018         live define_peephole:s with define_peephole2 near-equivalents.
2019         Delete the rest.
2020         ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap".  Match all
2021         word-size modes.
2022         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2023         Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2024         "*mov_sidesi_mem" respectively.
2025
2026 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
2027
2028         * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2029         (gimplify_build1): Move from tree-complex.c do_unop.
2030         (gimplify_build2): Move from tree-complex.c do_binop.
2031         (gimplify_build3): New.
2032         * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2033         Adjust throughout to call the functions above.
2034         * tree-flow.h: Declare the functions above.
2035         * tree-nested.c (gimplify_val): Rename to...
2036         (tsi_gimplify_val): ... this.
2037
2038         * Makefile.in (tree_complex.o): Update dependencies.
2039         (stor-layout.o): Depend on regs.h.
2040         * c-common.c (handle_vector_size_attribute): Update for
2041         vector types without corresponding vector modes.
2042         * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2043         a corresponding vector mode is not available.
2044         * print-tree.c (print_node): Print nunits for vector types
2045         * regclass.c (have_regs_of_mode): New.
2046         (init_reg_sets_1): Initialize it and use it instead
2047         of allocatable_regs_of_mode.
2048         * regs.h (have_regs_of_mode): Declare it.
2049         * stor-layout.c (layout_type): Pick a mode for vector types.
2050         * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2051         build_replicated_const, do_unop, do_binop, do_plus_minus,
2052         do_negate, expand_vector_piecewise, expand_vector_parallel,
2053         expand_vector_addition, expand_vector_operations_1,
2054         expand_vector_operations, tree_lower_operations,
2055         pass_lower_vector_ssa, pass_pre_expand): New.
2056         (expand_complex_operations, pass_lower_complex): Remove.
2057         * tree-optimize.c (init_tree_optimization_passes): Adjust
2058         pass ordering for changes in tree-complex.c.
2059         * tree-pass.h: Declare new passes.
2060         * tree.c (finish_vector_type): Remove.
2061         (make_vector_type): New.
2062         (build_vector_type_for_mode, build_vector_type): Rewritten.
2063         * tree.def (VECTOR_TYPE): Document where the number of
2064         subparts is stored.
2065         * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2066         (make_vector): Remove declaration.
2067
2068 2004-07-21  Richard Henderson  <rth@redhat.com>
2069
2070         * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2071         TREE_THIS_VOLATILE, may_aliases, or optimization level.
2072         (remove_useless_vars): Dump debugging info.
2073         (expand_used_vars): Move ...
2074         * cfgexpand.c (expand_used_vars): ... here.  Make static.
2075         * tree-flow-inline.h (set_is_used): New.
2076         (set_default_def): Use get_var_ann.
2077         * tree-flow.h: Update decls.
2078         * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2079         (create_ssa_var_map): Use it.
2080         * tree-ssa.c (set_is_used): Remove.
2081
2082 2004-07-22  Ben Elliston  <bje@au.ibm.com>
2083
2084         * gdbinit.in: Set a breakpoint on internal_error.
2085
2086 2004-07-21  Richard Henderson  <rth@redhat.com>
2087
2088         * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2089         to create a new basic block.
2090
2091 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
2092
2093         PR c/15052
2094         * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2095         return type on function definitions.  Move other warnings for
2096         qualified return type to -Wreturn-type.  Do not condition any such
2097         warnings on -pedantic.  Update comments.
2098         (start_function): Only copy function type from previous prototype
2099         declaration if return types are compatible.
2100         * c-typeck.c (function_types_compatible_p): Don't condition
2101         warning for incompatibility of volatile qualifiers on the return
2102         type on -pedantic.  Update comment.
2103         * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2104
2105 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
2106
2107         * c-typeck.c (set_init_index): Require designator to be of integer
2108         type.
2109
2110 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
2111
2112         PR c/11250
2113         * c-parse.in (init): Change to exprtype.
2114         (primary): Set original_code for STRING to STRING_CST.
2115         Call maybe_warn_string_init for compound literals.
2116         (initdcl, notype_initdcl): Call maybe_warn_string_init.
2117         (initval): Update.
2118         * c-tree.h (maybe_warn_string_init): New.
2119         (pop_init_level, process_init_element): Use struct c_expr.
2120         (struct c_expr): Update comment.
2121         * c-typeck.c (maybe_warn_string_init): New function.
2122         (digest_init): Call it.  Additional parameter strict_string.  All
2123         callers changed.
2124         (output_init_element): Likewise.
2125         (struct constructor_stack): Use struct c_expr for
2126         replacement_value.
2127         (really_start_incremental_init, push_init_level): Update.
2128         (pop_init_level): Update.  Return struct c_expr.
2129         (process_init_level): Update.  Take struct c_expr argument.
2130
2131 2004-07-21  David S. Miller  <davem@nuts.davemloft.net>
2132
2133         * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2134         commit.
2135
2136 2004-07-21  Eric Christopher  <echristo@redhat.com>
2137
2138         * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2139         removal.
2140         * c-decl.c (pop_scope): Ditto.
2141         * calls.c (expand_call): Remove call to current_nesting_level,
2142         update comment accordingly. Remove calls to expand_start_target_temps
2143         and expand_end_target_temps.
2144         * cfgexpand.c (construct_init_block): Remove call to
2145         expand_start_bindings_and_block.
2146         (construct_exit_block): Remove call to expand_end_bindings.
2147         * expr.c (safe_from_p): Remove BIND_EXPR handling.
2148         (expand_expr_real_1): Ditto. Fix formatting.
2149         (expand_vars): Delete.
2150         * stmt.c (POPSTACK): Remove block_stack.
2151         (stmt_status): Remove x_block_stack.
2152         (block_stack): Delete.
2153         (expand_start_bindings_and_block): Ditto.
2154         (expand_start_target_temps): Ditto.
2155         (expand_end_target_temps): Ditto.
2156         (current_nesting_level): Ditto.
2157         (warn_about_unused_variables): Ditto.
2158         (expand_end_bindings): Ditto.
2159         * tree.h: Remove declarations for above.
2160
2161 2004-07-21  Steven Bosscher  <stevenb@suse.de>
2162
2163         * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2164         * rtl.c (note_insn_name): Likewise.
2165         * print-rtl.c (print_rtx): Don't print it.
2166         * cfgrtl.h (can_delete_note_p): Don't handle it.
2167         (rtl_delete_block): Likewise.
2168         * passes.c (rest_of_handle_guess_branch_prob): Remove.
2169         (rest_of_compilation): Don't call it.
2170         * predict.c (process_note_predictions, process_note_prediction,
2171         note_prediction_to_br_prob): Remove.
2172         * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2173         * stmt.c (return_prediction): Remove.
2174         (expand_value_return): Don't call it.  Don't add prediction
2175         notes for return statements.
2176
2177 2004-07-21  Josef Zlomek  <zlomekj@suse.cz>
2178
2179         * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2180         once.
2181
2182 2004-07-21  Paolo Bonzini  <bonzini@gnu.org>
2183
2184         * c-common.c (vector_types_convertible_p): Use vector types'
2185         TYPE_SIZE and TREE_TYPE instead of their mode.
2186         * convert.c (convert_to_integer): Likewise.
2187         (convert_to_vector): Likewise.
2188         * fold-const.c (fold_convert): Likewise.
2189         * varasm.c (output_constant): Likewise.
2190         * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2191         Allow a VECTOR_TYPE initializer to be made of several vectors.
2192         For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2193         of cleared and need_to_clear, and use fold_convert.
2194         * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2195         integer vectors.
2196
2197 2004-07-20  Richard Henderson  <rth@redhat.com>
2198
2199         * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2200         (expand_gimple_basic_block): out from here.  Renamed from expand_block.
2201
2202 2004-07-20  David S. Miller  <davem@nuts.davemloft.net>
2203
2204         * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2205         enormous cost if not TARGET_HARD_MUL.
2206
2207 2004-07-20  Andrew Pinski  <apinski@apple.com>
2208
2209         PR target/16557
2210         * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2211         (ASM_SPEC): here.
2212
2213 2004-07-21  Paul brook  <paul@codesourcery.com>
2214
2215         * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2216
2217 2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2218
2219         * fold-const.c (operand_equal_p): Temporarily support NULL args.
2220         (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2221         (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2222
2223 2004-07-20  Zack Weinberg  <zack@codesourcery.com>
2224
2225         * rtl.h (plus_constant): Delete.
2226         (plus_constant_wide): Rename to plus_constant.
2227         (plus_constant_for_output_wide): Delete vestigial prototype.
2228         (GEN_INT): Remove unnecessary cast.
2229         * tree.h (build_int_2, size_int_type): Delete.
2230         (build_int_2_wide): Rename to build_int_2.
2231         (size_int_wide): Rename to size_int_kind.
2232         (size_int_type_wide): Rename to size_int_type.
2233         (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2234         Remove unnecessary cast.
2235         * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2236         * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2237         * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2238         (size_int_type_wide): Rename size_int_type.
2239         (int_const_binop): Use size_int_type.
2240         * c-lex.c (interpret_integer): Use build_int_2.
2241         * final.c (split_double): Remove unnecessary casts.
2242         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2243
2244 2004-07-20  Richard Henderson  <rth@redhat.com>
2245
2246         * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2247         (gimplify_compound_lval): Use is_gimple_tmp_reg.
2248         * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2249         (is_gimple_tmp_reg): New.
2250         * tree-gimple.h (is_gimple_tmp_reg): Declare.
2251
2252 2004-07-20  Richard Henderson  <rth@redhat.com>
2253
2254         * tree-pretty-print.c (dump_generic_node): Dump
2255         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2256
2257 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
2258
2259         * tree-mudflap.c (mf_set_options_fndecl): New tree.
2260         (mudflap_init): Set it.
2261         (mudflap_register_call): Remove __mf_init call.
2262         (mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
2263         to pass "-ignore-reads" option to libmudflap if needed.
2264
2265 2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>
2266
2267         PR c++/14607
2268         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2269         (MAKE_DECL_ONE_ONLY): Undefine.
2270         * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2271         readonly_data, one_only_data_section, forget_section): New prototypes.
2272         * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2273         functions.
2274         (pa_select_section): Add one-only (COMDAT) support.
2275         * pa.h (struct machine_function): Define.
2276         * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2277         (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2278         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2279         ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2280         ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2281         (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2282         (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2283         (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2284         ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2285         for EXTRA_SECTION_FUNCTIONS.
2286         * doc/install.texi: Update binutils requirements.
2287
2288 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
2289
2290         * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2291         VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2292         VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2293         size_t.
2294         (struct VEC): Use unsigned for num and alloc.
2295         * vec.c (struct vec_prefix): Likewise.
2296         (vec_o_reserve): Adjust.
2297
2298         * dbxout.c (dbxout_type): Fix printf format.
2299
2300         * tree.h (binfo_member): Remove.
2301         * tree.c (binfo_member): Remove.
2302
2303 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
2304
2305         * tree.h: Include vec.h
2306         (DEF_VEC_P(tree)): New type.
2307         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2308         (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2309         (BINFO_LANG_SLOT): Remove.
2310         (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2311         (struct tree_binfo): Turn base_binfos into a trailing
2312         VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2313         (binfo_lang_slots): Remove.
2314         * tree.c (binfo_lang_slots): Remove.
2315         (make_tree_binfo_stat): Take a base binfo count, not a
2316         lang slot count.  Adjust.
2317         * Makefile.in (TREE_H): Add vec.h
2318         * alias.c (record_component_aliases): Adjust BINFO access.
2319         * dbxout.c (dbxout_type): Likewise.
2320         * dwarf2out.c (gen_member_die): Likewise.
2321         * sdbout.c (sdbout_one_type): Likewise.
2322         * tree-dump.c (deque_and_dump): Likewise.
2323         * config/i386/i386.c (classify_argument,
2324         contains_128bit_aligned_vector_p): Likewise.
2325         * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2326         * doc/c-tree.texi (Classes): Update BINFO documentation.
2327
2328 2004-07-20  Steven Bosscher  <stevenb@suse.de>
2329
2330         * c-common.h (check_case_value): Remove prototype.
2331         (c_add_case_label): Adjust prototype.
2332         * c-common.c (check_case_value): Make static.
2333         (check_case_bounds): New function.
2334         (c_add_case_label): Use it.  Take new argument orig_type.
2335         * c-typeck.c (struct c_switch): New orig_type field.
2336         (c_start_case): Set it.
2337         (do_case): Pass it to c_add_case_label.
2338         * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2339         cases from here.  Add the labels in reverse order.
2340         * stmt.c (struct case_node): Adjust comment.  Remove balance field.
2341         (add_case_node): Return nothing, don't check for duplicate cases.
2342         Insert new case nodes in a list, not in an AVL tree.
2343         (expand_end_case_type): Don't turn a case tree into a case list.
2344         (case_tree2list): Remove.
2345         * tree.h (add_case_node): Adjust prototype.
2346
2347 2004-07-19  Paolo Bonzini  <bonzini@gnu.org>
2348
2349         * genattr.c (struct range, struct function_unit,
2350         write_units, extend_range, init_range): Remove them.
2351         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2352         Output "#define INSN_SCHEDULING" here.
2353         * genattrtab.c (struct range, struct function_unit_op,
2354         struct function_unit, struct dimension, enum operator,
2355         operate_exp, expand_units, simplify_knowing,
2356         encode_units_mask, simplify_by_exploding,
2357         find_and_mark_used_attributes, unmark_used_attributes,
2358         add_values_to_cover, increment_current_value,
2359         test_for_current_value, simplify_with_current_value,
2360         simplify_with_current_value_aux, gen_unit,
2361         write_unit_name, write_function_unit_info,
2362         write_complex_function, write_toplevel_expr,
2363         find_single_value, extend_range): Remove.
2364         (write_attr_get): Do not handle common_av->value
2365         being an FFS.
2366         (struct attr_desc): Remove func_units_p and blockage_p.
2367         (write_attr_valueq): Do not handle them.
2368         (find_attr): Do not clear them.
2369         (make_internal_attr): Do not initialize them.
2370         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2371         * sched-vis.c (init_target_units, insn_print_units,
2372         init_block_visualization, print_block_visualization,
2373         visualize_scheduled_insns, visualize_no_unit,
2374         visualize_stall_cycles, visualize_alloc,
2375         visualize_free, target_units, get_visual_tbl_length,
2376         MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2377         visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2378         MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2379         * haifa-sched.c (blockage_range, clear_units,
2380         schedule_unit, actual_hazard, potential_hazard,
2381         insn_unit, unit_last_insn, unit_tick,
2382         actual_hazard_this_instance, potential_hazard,
2383         schedule_unit, max_insn_queue_index_value): Remove.
2384         (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2385         max_insn_queue_index.
2386         * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2387         * doc/md.texi (Processor pipeline description): Remove
2388         references to old pipeline descriptions.
2389         (Automaton pipeline description): Merge with the above.
2390         (Old pipeline description, Comparison of the two descriptions):
2391         Remove.
2392
2393         * bt-load.c (migrate_btr_def): Remove references to
2394         use_pipeline_interface.
2395         * haifa-sched.c (insn_cost, schedule_insn,
2396         schedule_block, advance_one_cycle, sched_init,
2397         queue_to_ready, sched_finish): Likewise.
2398         * modulo-sched.c (sms_schedule, advance_one_cycle,
2399         ps_has_conflicts): Likewise.
2400         * sched-rgn.c (init_ready): Likewise.
2401         (debug_dependencies): Likewise, and remove an "if (1)".
2402         * target.h (use_dfa_pipeline_interface): Remove.
2403         * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2404         * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2405         * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2406         * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2407         * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2408         * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2409         * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2410         * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2411         * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2412         * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2413         * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2414         * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2415         * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2416         * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2417         * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2418         * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2419         * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2420         * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2421         * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2422
2423 2004-07-19  Roger Sayle  <roger@eyesopen.com>
2424
2425         * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2426
2427 2004-07-19  Jeff Law  <law@redhat.com>
2428
2429         * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2430         (get_eq_expr_value): Use it.  Simplify slightly.
2431
2432 2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>
2433
2434         * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2435         (umulsidi3_32bit_r4000): Likewise.
2436
2437 2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>
2438
2439         * vec.h: Propagate location information properly.
2440         (VEC_T_iterate): Add result pointer parameter.
2441         (VEC_T_space): New.
2442         (VEC_T_reserve): Use it.
2443
2444 2004-07-19  Daniel Jacobowitz  <dan@debian.org>
2445
2446         * Makefile.in (c-format.o): Depend on c-format.h.
2447         * c-format.h: New file.
2448         (struct format_char_info): Add CHAIN member.
2449         * c-format.c: Move some types and constants to c-format.h.
2450         (format_type_error): Set to -1.
2451         (struct function_format_info): Use an int for format_type.
2452         (decode_format_type): Return an int.  Return format_type_error
2453         on error.
2454         (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2455         (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2456         (scan_char_table, time_char_table, monetary_char_table): Initialize
2457         CHAIN to NULL.
2458         (n_format_types): New variable.
2459         (check_format_info_main): Handle CHAIN in format_char_info.
2460         (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2461         TARGET_N_FORMAT_TYPES.
2462         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2463         (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2464         * config/sol2-c.c: New file.
2465         * config/t-sol2: New file.
2466         * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2467         * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2468         TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2469
2470         * doc/extend.texi (Target Format Checks): New section.
2471         (Function Attributes): Mention it.
2472         * doc/invoke.texi: Mention target format checks.
2473         * doc/sourcebuild.texi: Mention target format checks.
2474         * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2475         TARGET_FORMAT_TYPES.
2476
2477 2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>
2478
2479         * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2480         added.
2481         * config/s390/s390.c (regclass_map initializer): Register 35 added to
2482         ADDR_REGS.
2483         (load_multiple_operation, store_multiple_operation): Removed
2484         pointless sanity check.
2485         (s390_decompose_address): Added check for return_address_pointer_rtx.
2486         (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2487         (s390_return_address_offset): New function.
2488         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2489         (FRAME_REGNO_P): Added check for register 35.
2490         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2491         REG_ALLOC_ORDER): Appended entry for register 35.
2492         (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2493         (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2494         (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2495         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2496         is eliminable using stack pointer or hard frame pointer.
2497         (REGISTER_NAMES): Added name for register 35.
2498         * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2499         pointless sanity check.
2500
2501 2004-07-19  Roger Sayle  <roger@eyesopen.com>
2502
2503         * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2504         (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2505         fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2506         (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2507         of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2508         (fold_relational_const): Tidy up handling of floating point
2509         comparisons by calling real_compare.  Remove tree_expr_nonzero_p
2510         transformation; fold_relational_const assumes constant operands.
2511
2512 2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>
2513
2514         * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2515         directory.
2516
2517 2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>
2518
2519         * c-tree.h (struct c_expr): Define.
2520         (C_SET_EXP_ORIGINAL_CODE): Remove.
2521         (parser_build_binary_op, build_compound_expr): Update prototypes.
2522         * c-parse.in (%union): Add exprtype.
2523         (FUNC_NAME): Mark as ttype.
2524         (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2525         exprtype.
2526         (expr): Update.  Define directly in terms of expr_no_commas
2527         instead of using nonnull_exprlist.
2528         (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2529         offsetof_member_designator, typespec_nonreserved_nonattr, init,
2530         initval, designator, component_declarator,
2531         component_notype_declarator, enumerator, array_declarator,
2532         condition, exexpr, switch_statement, stmt_nocomp, stmt,
2533         nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
2534         set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
2535         where appropriate.
2536         * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2537         * c-common.c (c_common_truthvalue_conversion): Don't check
2538         C_EXP_ORIGINAL_CODE.
2539         * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2540         Don't use C_EXP_ORIGINAL_CODE.
2541         (default_conversion, default_function_array_conversion): Don't use
2542         C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
2543         (internal_build_compound_expr): Merge into build_compound_expr.
2544         (build_compound_expr): Take two operands instead of a TREE_LIST.
2545         * objc/objc-act.c (get_super_receiver): Update calls to
2546         build_compound_expr.
2547
2548 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
2549
2550         * config/sh/sh.c (sh_use_dfa_interface): Remove.
2551         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2552         hook_int_void_1.
2553         * config/sh/sh.md: Extract pipeline descriptions
2554         into separate files.
2555         * config/sh/sh1.md: New file, extracted from sh.md.
2556         * config/sh/sh4.md: New file, extracted from sh.md.
2557         * config/sh/shmedia.md: New file, extracted from sh.md
2558         and rewritten using new-style pipeline description.
2559
2560 2004-07-18  Zack Weinberg  <zack@codesourcery.com>
2561
2562         * config/pa/pa.md: Delete the two remaining define_peephole
2563         patterns.
2564
2565 2004-07-18  Steven Bosscher  <stevenb@suse.de>
2566             Joseph S. Myers  <jsm@polyomino.org.uk>
2567
2568         * c-common.c (c_common_truthvalue_conversion): Don't warn if
2569         TREE_NO_WARNING is set.
2570
2571 2004-07-18  Roger Sayle  <roger@eyesopen.com>
2572
2573         * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2574         simplify_builtin_strncmp): Delete.
2575         (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2576         Change argument to accept an arglist instead of an "exp".  Assume
2577         that the return type is always integer_type_node.  Copy missing
2578         transformations from their now obsolete simplify_builtin_*
2579         equivalents.
2580         (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2581         fold_builtin_strcmp and fold_builtin_strncmp.
2582         (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2583         and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2584         simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2585
2586 2004-07-18  Daniel Jacobowitz  <dan@debian.org>
2587
2588         * Makefile.in (tree-alias-common.o): Update dependencies.
2589
2590 2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>
2591
2592         * cfgloop.c (flow_loop_nested_p): Fix comment.
2593
2594 2004-07-17  Jason Merrill  <jason@redhat.com>
2595
2596         PR c++/16115
2597         * stor-layout.c (relayout_decl): New fn.
2598         * tree.h: Declare it.
2599         (DECL_BY_REFERENCE): New macro.
2600
2601 2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>
2602
2603         * libgcc2.c (__enable_execute_stack): New symbol.
2604         * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
2605         and declare __enable_execute_stack.
2606         * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2607         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2608         * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2609         ENABLE_EXECUTE_STACK.
2610         * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2611         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2612         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2613         ENABLE_EXECUTE_STACK.
2614         * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2615         * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2616         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2617         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2618         ENABLE_EXECUTE_STACK.
2619         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2620         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2621         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2622         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2623         * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2624         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2625         (sparc64_initialize_trampoline): Likewise.
2626         * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2627
2628 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
2629
2630         * langhooks.h (builtin_function): New langhook.
2631         * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2632         (LANG_HOOKS_INITIALIZER): Update.
2633         * tree.h (builtin_function): Remove.
2634         * doc/tm.texi: Update.
2635         * c-tree.h (builtin_function): Declare.
2636         * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2637         config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2638         config/ia64/ia64.c, config/iq2000/iq2000.c,
2639         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2640         config/stormy16/stormy16.c: All callers of builtin_function
2641         changed.
2642
2643 2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>
2644
2645         PR target/16556
2646         * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2647         Remove white space after the backslash.
2648
2649 2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
2650
2651         PR rtl-optimization/16294
2652         * resource.c (return_insn_p): New predicate.
2653         (mark_target_live_regs): Use it.  Special-case return insns.
2654         (init_resource_info): Use it.  Don't scan the epilogue past
2655         a return.
2656
2657 2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2658
2659         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2660         destroy dominance information.
2661         * passes.c (rest_of_handle_loop2):  Free dominance information.
2662         * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2663         jump threading.
2664         (thread_jumps): Update dominance information and remove unreachable
2665         blocks.
2666         * tree-ssa-phiopt.c (replace_phi_with_stmt):  Update dominance
2667         information and remove the unreachable block.
2668
2669 2004-07-17  Graham Stott  <graham.stott@btinternet.com>
2670
2671         * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2672
2673 2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>
2674
2675         * doc/sourcebuild.texi: Remove libf2c entry.
2676
2677 2004-07-17  Paolo Bonzini  <bonzini@gnu.org>
2678
2679         * config/i386/i386.md (movv16qi_internal): Fix typo.
2680
2681 2004-07-17  Steven Bosscher  <stevenb@suse.de>
2682
2683         * final.c (final_scan_insn): Fix broken commit from previous
2684         patch.
2685
2686 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
2687
2688         * c-typeck.c (parser_build_binary_op): Condition warnings for
2689         X<=Y<=Z on -Wparentheses instead of -Wextra.
2690         * doc/invoke.texi: Update.  Document that most of -Wparentheses is
2691         supported for C only.
2692
2693 2004-07-17  Steven Bosscher  <stevenb@suse.de>
2694
2695         * cfgcleanup.c (try_simplify_condjump): Don't remove line
2696         notes to avoid unreachable code warnings.
2697         * toplev.c (backend_init): Don't emit line notes for
2698         unreachable code warnings.
2699
2700         * combine.c (distribute_notes): Don't distribute a
2701         REG_VTABLE_REF note.
2702         * final.c (final_scan_insn): Don't handle it.
2703         * rtl.c (reg_note_name): Remove it.
2704         * rtl.h (enum reg_node): Dito.
2705
2706         * emit-rtl.c (force_line_numbers, restore_line_number_status):
2707         Remove.
2708         * rtl.h (force_line_numbers, restore_line_number_status):
2709         Remove prototypes.
2710
2711         * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2712         * tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
2713         (using_eh_for_cleanups): Also moved here.
2714
2715         * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2716         <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
2717         to expand_start_case and add_case_node.
2718         * stmt.c (struct nesting): Cleanup unused fields condition_code,
2719         last_unconditional_cleanup, nominal_type, printname, and
2720         line_number_status.
2721         (struct fixup_goto): Remove.
2722         (struct stmt_status): Remove x_goto_fixup_chain field.
2723         (goto_fixup_chain): Remove.
2724         (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2725         pushcase, pushcase_range): Remove.
2726         (expand_start_bindings_and_block): Don't set unused fields in
2727         the nesting stack.
2728         (expand_start_case, add_case_node): Cleanup unused formal arguments.
2729         (expand_end_case_type): Don't simplify the case-list.  Use emit_jump
2730         instead of emit_jump_if_reachable.
2731         (emit_case_nodes): Likewise.
2732         * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2733         static.
2734         (update_eh_label): Work around left-over exception handing regions.
2735         * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2736         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2737         (pass_cleanup_cfg_post_optimizing): New pass.
2738         (init_tree_optimization_passes): Run the new pass after all
2739         optimizations.
2740         * tree.h (pushcase, pushcase_range): Remove prototypes.
2741         (expand_start_case, add_case_node): Update prototypes.
2742
2743 2004-07-16  Krister Walfridsson  <cato@df.lth.se>
2744
2745         * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2746
2747 2004-07-16  Richard Henderson  <rth@redhat.com>
2748
2749         * builtins.c (std_expand_builtin_va_arg): Remove.
2750         (expand_builtin_va_arg): Remove.
2751         * expr.h: Don't declare them.
2752         * gimplify.c (mark_decls_volatile_r): Remove.
2753         (copy_if_shared_r): Don't call it.
2754         * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2755         * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2756         * gimple-low.c (lower_stmt): Likewise.
2757         * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2758         * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2759         * tree-ssa-operands.c (get_expr_operands): Likewise.
2760         * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2761         EXPAND_BUILTIN_VA_ARG.
2762         * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2763         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2764         config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2765         config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2766
2767 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
2768
2769         * tree-ssa-pre.c (insert_aux): Break out if we hit
2770         a critical edge.
2771
2772 2004-07-16  Richard Henderson  <rth@redhat.com>
2773
2774         * basic-block.h (remove_fake_exit_edges): Declare.
2775         * cfganal.c (remove_fake_predecessors): Rename from
2776         remove_fake_successors; iterate over predecessors.
2777         (remove_fake_exit_edges): New.
2778         * cfgcleanup.c (try_optimize_cfg): Use it.
2779         * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2780         * predict.c (estimate_probability): Likewise.
2781         (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2782         * tree-cfg.c (make_edges): Likewise.
2783         * tree-ssa-pre.c (fini_pre): Likewise.
2784         * profile.c (instrument_edges): Don't remove_fake_edges.
2785         (branch_prob): Do it earlier here.
2786
2787 2004-07-16  Richard Henderson  <rth@redhat.com>
2788
2789         * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2790         switchification wrt CONSTRUCTOR.  Document the reason.
2791
2792 2004-07-16  Frank Ch. Eigler  <fche@redhat.com>
2793
2794         * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2795         that prevented descriptive __mf_check source location strings.
2796
2797 2004-07-16  Richard Henderson  <rth@redhat.com>
2798
2799         * tree-def (WITH_SIZE_EXPR): New.
2800         * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2801         * expr.c (expand_expr_real_1): Likewise.
2802         * gimplify.c (maybe_with_size_expr): New.
2803         (gimplify_arg, gimplify_modify_expr): Use it.
2804         (gimplify_modify_expr_to_memcpy): Take size parameter.
2805         (gimplify_modify_expr_to_memset): Likewise.
2806         (gimplify_expr): Handle WITH_SIZE_EXPR.
2807         * tree-alias-common.c (find_func_aliases): Likewise.
2808         * tree-eh.c (tree_could_trap_p): Likewise.
2809         (tree_could_throw_p): Likewise.
2810         * tree-gimple.c (is_gimple_lvalue): Likewise.
2811         (get_call_expr_in): Likewise.
2812         * tree-inline.c (estimate_num_insns_1): Likewise.
2813         (expand_calls_inline): Likewise.
2814         * tree-nested.c (convert_call_expr): Likewise.
2815         * tree-pretty-print.c (dump_generic_node): Likewise.
2816         * tree-sra.c (sra_walk_expr): Likewise.
2817         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2818         * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2819         * tree-ssa-operands.c (get_expr_operands): Likewise.
2820         * tree-tailcall.c (find_tail_calls): Likewise.
2821
2822         * calls.c (expand_call): Reset old_stack_allocated after
2823         calling emit_stack_restore.
2824
2825 2004-07-16  Richard Henderson  <rth@redhat.com>
2826
2827         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2828         lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2829         * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2830         * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2831         copy_res_decl_for_inlining.
2832
2833         * tree-inline.c (declare_return_variable): New modify_dest argument.
2834         Use it as the return value, when possible or manditory.  Handle
2835         TREE_ADDRESSABLE types.
2836         (expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
2837         replacement of CALL_EXPR.
2838
2839 2004-07-16  Richard Henderson  <rth@redhat.com>
2840
2841         * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2842         * gimple-low.c (expand_var_p): Don't check it.
2843         * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2844         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2845         * tree-ssa-operands.c (add_stmt_operand): Likewise.
2846         * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2847         (find_referenced_vars): Don't call them.
2848         * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2849
2850 2004-07-16  Richard Henderson  <rth@redhat.com>
2851
2852         * function.c (pass_by_reference): True for all variable sized types.
2853
2854 2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>
2855
2856         * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2857         * tree-pretty-print.c: Include tree-chrec.h.
2858         (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2859         and POLYNOMIAL_CHREC nodes.
2860
2861 2004-07-16  Steve Ellcey  <sje@cup.hp.com>
2862
2863         * builtins.c (expand_builtin_stpcpy): Do not create temporary
2864         reg with VOIDmode.
2865
2866 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
2867
2868         * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2869
2870 2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>
2871
2872         * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2873         to BASE_REGNUM.
2874         * config/s390/s390.c: Likewise.
2875         * config/s390/s390.h: Likewise.
2876
2877 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2878
2879         * config/mips/mips.md (addsi3, adddi3): Remove special handling
2880         of $sp adds.  Remove REGNO checks from mips16 patterns.
2881
2882 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2883
2884         * config/mips/mips.md: Delete outdated comment.
2885
2886 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2887
2888         * config/mips/mips.c (get_float_compare_codes): Delete.
2889         (mips_emit_compare): New function, mostly extracted from
2890         get_float_compare_codes and gen_conditional_branch.
2891         (gen_conditional_branch, gen_conditional_move): Use it.
2892
2893 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
2894
2895         * genautomata.c (add_vect): Speedup by using integers as
2896         bit-vectors for walking through the comb_vect and finding
2897         a match.
2898
2899 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2900
2901         * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2902         operand is an uns_arith_operand; use subtraction otherwise.
2903         * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2904         not just arith_operands.
2905
2906 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2907
2908         * config/mips/mips-protos.h (gen_int_relational): Delete.
2909         (mips_emit_scc): Declare.
2910         * config/mips/mips.c (internal_test): Delete.
2911         (sle_operand, sleu_operand): New functions.
2912         (map_test_to_internal_test, gen_int_relational): Delete.
2913         (mips_emit_binary, mips_relational_operand_ok_p)
2914         (mips_emit_int_relational, mips_zero_if_equal)
2915         (mips_emit_scc): New functions.
2916         (gen_conditional_branch): Rework to use mips_emit_int_relational.
2917         * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2918         sleu_operand.
2919         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2920         (sltu, sleu): Use mips_emit_scc.
2921         (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2922         (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2923         (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2924
2925 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2926
2927         * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2928
2929 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2930
2931         * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2932         (*sne_[sd]i): Likewise sne_[sd]i_zero.
2933         (*sgt_[sd]i): ...and sgt_[sd]i.
2934         (*slt_[sd]i): ...and slt_[sd]i.
2935         (*sgtu_[sd]i): ...and sgtu_[sd]i.
2936         (*sltu_[sd]i): ...and sltu_[sd]i.
2937         (*sleu_[sd]i): ...and sleu_[sd]i_const.
2938         Name previously unnamed mips16 patterns.  Formatting fixes.
2939
2940 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2941
2942         * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2943         (branch_type): Delete.
2944         (gen_conditional_branch, gen_conditional_move)
2945         (mips_gen_conditional_trap): Update after name change.  Get the
2946         comparison mode from cmp_operands[0].
2947         * config/mips/mips.h (cmp_type, branch_type): Delete.
2948         (cmp_operands): Renamed from branch_cmp.
2949         * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2950         name change.  Don't set branch_type.
2951         (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2952         mode class of cmp_operands[0] rather than branch_type.  Update after
2953         name change.
2954
2955 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2956
2957         * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2958         of 0...255 to 0 when inside a SET.
2959
2960 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2961
2962         * config/mips/mips.md: Remove mips16 define_peepholes.
2963
2964 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
2965
2966         * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2967         (fini_pre): Remove fake edges.
2968
2969 2004-07-15  Richard Henderson  <rth@redhat.com>
2970
2971         * tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
2972         (get_indirect_ref_operands, get_call_expr_operands): ... these.
2973
2974 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
2975
2976         * vec.h (VEC_address): New function.
2977
2978 2004-07-14  Jason Merrill  <jason@redhat.com>
2979
2980         PR middle-end/15885
2981         * gimplify.c (gimplify_arg): New fn, split out from...
2982         (gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.
2983
2984 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
2985
2986         * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2987         generate code which is generated by pushqi1 now
2988         * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2989
2990 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
2991
2992         * combine.c (simplify_set): match the mode of the constant 0 with
2993         the tested operand to match the compare behaviour and the
2994         simplify_relational_operation() expectation.
2995
2996 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
2997
2998         * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2999         ("bordered"): Same.
3000
3001 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
3002
3003         * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3004         unconditionally.
3005         * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3006
3007 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
3008
3009         * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3010         calls in mips16 code.
3011
3012 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
3013
3014         * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3015         the destination of the li as well as for the neg.
3016
3017 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
3018
3019         g++/15861
3020         * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3021         * cgraph.h: Update declaration.
3022         * c-decl.c (build_cdtor): Update call with default priority.
3023         * coverage.c (create_coverage): Ditto.
3024         * tree-mudflap.c (mf_init_fndecl): New tree.
3025         (mudflap_init): Set it.
3026         (mudflap_register_call): Arrange to call __mf_init before the first
3027         __mf_register call.
3028         (mudflap_finish_file): Mark the mudflap static initializer as extra
3029         high priority, to beat all C++ static constructors.
3030
3031 2004-07-15  Jeff Law  <law@redhat.com>
3032
3033         * loop.c (check_insn_for_givs): Restore check for code labels that was
3034         accidentally deleted by a recent checkin.
3035
3036 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
3037
3038         * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3039         (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3040
3041 2004-07-14  Richard Henderson  <rth@redhat.com>
3042
3043         * print-tree.c (print_node): Fix casts last change.
3044
3045 2004-07-15  Paul Brook  <paul@codesourcery.com>
3046
3047         * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3048         to TARGET_UNWIND_INFO.
3049         * except.c (output_function_exception_table): Ditto.
3050         * except.h: Ditto.
3051         * opts.c (decode_options): Ditto.
3052         * passes.c (rest_of_handle_final): Ditto.
3053         * final.c (final_start_function): Ditto.
3054         (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3055         target hook.
3056         * targhooks.h (default_unwind_emit): Declare.
3057         * targhooks.c (default_unwind_emit): New function.
3058         * target-def.h: Define and use TARGET_UNWIND_EMIT.
3059         * target.h (struct gcc_target): Add unwind_emit.
3060         * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3061         * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3062         Remove IA64_UNWIND_EMIT.
3063         * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3064
3065 2004-07-14  Richard Henderson  <rth@redhat.com>
3066
3067         * print-tree.c (print_node): Handle SSA_NAME.
3068
3069 2004-07-14  James E Wilson  <wilson@specifixinc.com>
3070
3071         PR target/16325
3072         * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3073         and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3074
3075 2004-07-15  Jakub Jelinek  <jakub@redhat.com>
3076
3077         * expr.c (expand_assignment): Reenable bitfield += optimizations.
3078         Use alias set 0 for memory, do proper mode calculations and adjust
3079         address for memories.
3080
3081 2004-07-14  Per Bothner  <per@bothner.com>
3082
3083         * input.h:  If USE_MAPPED_LOCATION, define separate expanded_location
3084         structure with extra column field.
3085         * tree.c (expand_location):  Also fill in column field.
3086         * gengtype-lex.l:  Ignore expanded_location typedef, sinze gengtype
3087         gets confused by the two conditionally-compiled definitions.
3088
3089 2004-07-14  Eric Christopher  <echristo@redhat.com>
3090
3091         * calls.c (expand_call): Fix typo in comment.
3092
3093 2004-07-14  Steve Ellcey  <sje@cup.hp.com>
3094
3095         * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3096         comparision of TFmode.
3097
3098 2004-07-14  Richard Henderson  <rth@redhat.com>
3099
3100         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3101         (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
3102         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3103         * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3104         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3105         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3106         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3107         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3108         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3109
3110 2004-07-14  Mike Stump  <mrs@apple.com>
3111
3112         * config/darwin.h (WINT_TYPE): Define to be int to match
3113         system header files.
3114
3115 2004-07-14  Bob Wilson  <bob.wilson@acm.org>
3116
3117         * config/xtensa/xtensa.c (function_arg_advance): Check for args
3118         that must be passed in the stack.
3119         (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3120         arguments if the size is not a constant.
3121
3122 2004-07-14  Per Bothner  <per@bothner.com>
3123
3124         * c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
3125         instead of EXPR_LOCUS in a boolean context, which is always true
3126         if --enable-mapped-location.
3127         * stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.
3128
3129 2004-07-14  Richard Henderson  <rth@redhat.com>
3130
3131         * dominance.c (struct dom_info): Add fake_exit_edge.
3132         (init_dom_info): Allocate it.
3133         (free_dom_info): Free it.
3134         (calc_dfs_tree): Set it.  Handle noreturn and infinite loops
3135         in two passes.
3136         (calc_idoms): Honor fake_exit_edge.
3137
3138 2004-07-13  Jason Merrill  <jason@redhat.com>
3139
3140         * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3141         (rhs_test_for): New fn.
3142         (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3143         * tree-gimple.h: Declare them.
3144         * gimplify.c (gimplify_modify_expr): Use the new fns.
3145
3146 2004-07-14  Richard Henderson  <rth@redhat.com>
3147
3148         * config/arm/arm-protos.h (arm_va_arg): Remove.
3149         * config/arm/arm.c (arm_va_arg): Remove.
3150         (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3151         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3152
3153 2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3154
3155         * pa.c (fix_range): New function to mark a range(s) of registers as
3156         fixed registers.
3157         (override_options): Call fix_range if the -mfixed-range option string
3158         is not empty.
3159         * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3160         * doc/invoke.texi (-mfixed-range): Document new option.
3161
3162 2004-07-14  David Edelsohn  <edelsohn@gnu.org>
3163
3164         * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3165         for TARGET_64BIT.
3166         (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3167
3168 2004-07-14  Roger Sayle  <roger@eyesopen.com>
3169
3170         * expmed.c (expand_sdiv_pow2): New function to expand signed division
3171         by a positive power of two, split out from expand_divmod.  Provide
3172         an alternate implementation when shifts are expensive.  Lower the
3173         threshold for using a branchless implementation to BRANCH_COST >= 2.
3174         (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3175
3176 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
3177
3178         * tree-dfa.c (make_rename_temp): *Really* work just
3179         like create_tmp_var if called while outside SSA form.
3180
3181 2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
3182
3183         * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3184         for division by zero.
3185         ("umodsi3"): Likewise.
3186
3187 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
3188
3189         * config/mips/mips.c (mips_output_move): When generating mips16 code,
3190         force loads of negative constants to be split.
3191         * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3192         Generalize SImode li/neg splitter to cope with other modes.
3193
3194 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
3195
3196         * expmed.c: Remove more references to QUEUED in the comments.
3197         * expr.c: Likewise.
3198
3199 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
3200
3201         Revert:
3202         2004-07-13  Richard Henderson  <rth@redhat.com>
3203         * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3204         correctly.
3205
3206 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
3207
3208         * tree-dfa.c (make_rename_temp): Work just like
3209         create_tmp_var if called while outside SSA form.
3210
3211 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
3212
3213         * expr.c (enqueue_insn, finish_expr_for_function,
3214         protect_from_queue, queued_subexp_p, mark_queue,
3215         emit_insns_enqueued_after_mark, emit_queue,
3216         expand_increment): Remove.
3217         (store_constructor): Expand increment as an assignment.
3218         (expand_expr_real_1 <case PREINCREMENT_EXPR,
3219         case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3220         case POSTDECREMENT_EXPR>): Abort.
3221         * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3222         QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3223         protect_from_queue, emit_queue, queued_subexp_p): Remove.
3224         * function.h (pending_chain, x_pending_chain): Remove.
3225         * rtl.def (QUEUED): Remove.
3226
3227         * emit-rtl.c (copy_insn_1, copy_most_rtx,
3228         set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3229         * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3230         encode_units_mask): Likewise.
3231         * local-alloc.c (equiv_init_varies_p): Likewise.
3232         * rtl.c (copy_rtx): Likewise.
3233         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3234         * simplify-rtx.c (simplify_gen_subreg): Likewise.
3235         * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3236
3237         * builtins.c (expand_builtin, expand_builtin_apply,
3238         expand_builtin_mathfn, expand_builtin_mathfn_2,
3239         expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3240         Remove calls to emit_queue and protect_from_queue.
3241         * calls.c (expand_call, precompute_arguments,
3242         precompute_register_parameters, rtx_for_function_call,
3243         store_one_arg): Likewise.
3244         * dojump.c (do_compare_and_jump, do_jump): Likewise.
3245         * explow.c (memory_address): Likewise.
3246         * expmed.c (clear_by_pieces_1, clear_storage,
3247         clear_storage_via_libcall, emit_group_load,
3248         emit_group_store, emit_store_flag,
3249         expand_expr_real_1, store_by_pieces,
3250         store_constructor, store_expr, try_casesi,
3251         try_tablejump): Likewise.
3252         * function.c (expand_pending_sizes): Likewise.
3253         * optabs.c (emit_cmp_and_jump_insns,
3254         emit_conditional_add, emit_conditional_move,
3255         expand_fix, expand_float, prepare_cmp_insn): Likewise.
3256         * stmt.c (emit_case_bit_tests,
3257         expand_asm_expr, expand_computed_goto,
3258         expand_decl_init, expand_end_case_type,
3259         expand_end_stmt_expr, expand_expr_stmt_value,
3260         expand_return, expand_start_case,
3261         optimize_tail_recursion): Likewise.
3262         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3263         * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3264
3265 2004-07-14  Ben Elliston  <bje@au.ibm.com>
3266
3267         * vec.h: Comment fix.
3268
3269 2004-07-13  Richard Henderson  <rth@redhat.com>
3270
3271         * target.h (struct gcc_target): Add calls.pass_by_reference.
3272         * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3273         * function.c (pass_by_reference): Use the hook.
3274         * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3275         * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3276         (hook_pass_by_reference_must_pass_in_stack): New.
3277         * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3278         (alpha_pass_by_reference): New.
3279         (TARGET_PASS_BY_REFERENCE): New.
3280         * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3281         * config/arc/arc.c (arc_pass_by_reference): New.
3282         (TARGET_PASS_BY_REFERENCE): New.
3283         * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3284         (FUNCTION_ARG_CALLEE_COPIES): True.
3285         * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3286         * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3287         (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3288         * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3289         * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3290         * config/cris/cris.c (cris_pass_by_reference): New.
3291         (TARGET_PASS_BY_REFERENCE): New.
3292         * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3293         (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3294         (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3295         * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3296         * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3297         * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3298         * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3299         (frv_function_arg_pass_by_reference): Remove.
3300         * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3301         * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3302         * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3303         (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3304         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3305         * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3306         * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3307         (ia64_pass_by_reference): Rename from
3308         ia64_function_arg_pass_by_reference.
3309         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3310         * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3311         * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3312         * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3313         (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3314         * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3315         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3316         * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3317         * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3318         (m32r_pass_by_reference): Adjust prototype.  Make static.
3319         Handle mode sizes correctly.
3320         * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3321         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3322         (m68hc11_function_arg_pass_by_reference): Remove.
3323         * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3324         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3325         * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3326         * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3327         * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3328         * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3329         (mips_va_arg): Use pass_by_reference.
3330         (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3331         Handle mode sizes correctly.
3332         * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3333         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3334         * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3335         * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3336         (mmix_pass_by_reference): Rename from
3337         mmix_function_arg_pass_by_reference.
3338         * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3339         (FUNCTION_ARG_CALLEE_COPIES): True.
3340         * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3341         (mn10300_pass_by_reference): New.
3342         * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3343         (FUNCTION_ARG_CALLEE_COPIES): True.
3344         * config/pa/pa.c (pa_pass_by_reference): New.
3345         (TARGET_PASS_BY_REFERENCE): New.
3346         * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3347         (FUNCTION_ARG_CALLEE_COPIES): True.
3348         * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3349         * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3350         (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3351         * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3352         * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3353         * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3354         (s390_pass_by_reference): Rename from
3355         s390_function_arg_pass_by_reference.
3356         (s390_function_arg_advance): Don't query pass-by-ref.
3357         (s390_function_arg): Likewise.
3358         (s390_gimplify_va_arg): Use pass_by_reference.
3359         (s390_call_saved_register_used): Likewise.
3360         * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3361         * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3362         (shcompact_byref, sh_pass_by_reference): New.
3363         * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3364         (SHCOMPACT_BYREF): Remove.
3365         * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3366         * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3367         (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3368         (sparc_gimplify_va_arg): Use pass_by_reference.
3369         * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3370         * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3371         * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3372         (v850_pass_by_reference): New.
3373         * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3374         (FUNCTION_ARG_CALLEE_COPIES): True.
3375         * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3376         FUNCTION_ARG_PASS_BY_REFERENCE docs.
3377
3378 2004-07-14  Richard Henderson  <rth@redhat.com>
3379             Richard Sandiford  <rsandifo@redhat.com>
3380
3381         * config/mips/mips-protos.h (mips_va_arg): Delete.
3382         * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3383         * config/mips/mips.c: Include tree-gimple.h.
3384         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3385         (mips_arg_info): Remove special handling of must_pass_in_stck args.
3386         (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3387         (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3388
3389 2004-07-13  Bob Wilson  <bob.wilson@acm.org>
3390
3391         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3392         arguments for COND_EXPR in big-endian adjustment code.
3393
3394 2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3395
3396         * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3397         * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3398         * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3399         * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3400
3401 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
3402
3403         PR tree-optimization/16443
3404         * tree-ssa-alias.c: Add more description for
3405         CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3406         * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3407         clobbering of call-clobbered and addressable variables.  If
3408         there are any before aliases have been computed, add them.
3409
3410 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
3411
3412         * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3413         verification.
3414
3415 2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>
3416
3417         * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3418         of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
3419         to the same type.
3420
3421 2004-07-13  Per Bothner  <per@bothner.com>
3422
3423         * collect2.c (main):  Handle --no-demangle and --demangle flags.
3424
3425 2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>
3426
3427         * Makefile.in (OBJS-common): Add tree-data-ref.o.
3428         (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3429         (tree-data-ref.o): New rule.
3430         * lambda.h: New file.
3431         * tree-data-ref.c: New file.
3432         * tree-data-ref.h: New file.
3433         * tree.c (int_cst_value, tree_fold_gcd): New functions.
3434         * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3435
3436 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3437
3438         PR target/13926
3439         * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3440         * config/sparc/sparc.c (output_ubranch): New function.
3441         * config/sparc/sparc.md (jump pattern): Use it.
3442
3443 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3444
3445         PR target/16494
3446         * config/sparc/sparc.c (output_cbranch): Properly guard
3447         the code handling far branches with TARGET_V9.
3448         * config/sparc/sparc.md (length attribute): Document the
3449         side-effect of having a length greater or equal to 3.
3450
3451 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3452             Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>
3453
3454         PR target/15186
3455         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3456         /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3457
3458 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3459             Martin Sebor  <sebor@roguewave.com>
3460
3461         PR target/12602
3462         * doc/invoke.texi (SPARC options): Document -threads
3463         and -pthreads on Solaris.
3464
3465 2004-07-13  Richard Henderson  <rth@redhat.com>
3466
3467         * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3468         by reference.
3469         (ind_gimplify_va_arg_expr): Remove.
3470         * tree.h (ind_gimplify_va_arg_expr): Remove.
3471         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3472         * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3473         argsp to be null.
3474
3475         * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3476         (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3477         * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3478         config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3479         config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3480
3481 2004-07-13  Richard Henderson  <rth@redhat.com>
3482
3483         * function.c (pass_by_reference): New.
3484         (assign_parm_find_data_types): Use it.
3485         * calls.c (initialize_argument_information): Likewise.
3486         (emit_library_call_value_1): Likewise.
3487         * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3488         * function.h (pass_by_reference): Declare.
3489
3490 2004-07-13  Richard Henderson  <rth@redhat.com>
3491
3492         * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3493         * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3494         * expr.h (MUST_PASS_IN_STACK): Remove.
3495         * system.h (MUST_PASS_IN_STACK): Poison.
3496         * tree.h (must_pass_in_stack_var_size): Declare.
3497         (must_pass_in_stack_var_size_or_pad): Declare.
3498         * calls.c (must_pass_in_stack_var_size): New.
3499         (must_pass_in_stack_var_size_or_pad): Rename from
3500         default_must_pass_in_stack.
3501         * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3502         (TARGET_MUST_PASS_IN_STACK): New.
3503         * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3504         * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3505         (TARGET_MUST_PASS_IN_STACK): New.
3506         * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3507         * config/frv/frv.c (frv_must_pass_in_stack): New.
3508         (TARGET_MUST_PASS_IN_STACK): New.
3509         * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3510         * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3511         * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3512         (ix86_must_pass_in_stack): Make static.
3513         * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3514         * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3515         * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3516         * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3517         * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3518         * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3519         * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3520         (mcore_must_pass_on_stack): Remove.
3521         * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3522         * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3523         * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3524         * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3525         * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3526         * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3527         * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3528         * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3529         (TARGET_MUST_PASS_IN_STACK): New.
3530         * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3531         * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3532         * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3533         * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3534         * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3535         * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3536         * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3537         MUST_PASS_IN_STACK.
3538
3539         * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3540         config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3541         config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3542         config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3543         config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3544         config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3545         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3546         config/xtensa/xtensa.c: Use target hook.
3547
3548 2004-07-13  Anthony Heading  <aheading@jpmorgan.com>
3549
3550         * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3551         * configure: Rebuilt.
3552
3553 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
3554
3555         * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3556         * config/mips/mips.h (mips_reg_names): Don't declare.
3557         (MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
3558         (TARGET_NAME_REGS): Delete.
3559         (TARGET_SWITCHES): Remove -mrnames.
3560         (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3561         (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3562         in REGISTER_NAMES.
3563         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3564         (override_options): Remove handling of TARGET_NAME_REGS.
3565
3566 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
3567
3568         * config/mips/mips.h (TARGET_*): Boolify.
3569
3570 2004-07-12  Nick Clifton  <nickc@redhat.com>
3571
3572         * config.gcc: Add sh-*-symbianelf target.
3573         * config/sh/sh.c: Add new target macros:
3574         TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3575         TARGET_CXX_IMPORT_EXPORT_CLASS.
3576         (sh_file_start): Create a definition of the .directive section.
3577         (sh_attribute): Add dllimport and dllexport attributes.
3578         * config/sh/symbian-pre.h: New file.
3579         * config/sh/symbian-post.h: New file.
3580         * config/sh/symbian.c: New file. Contains Symbian specific
3581         functions.
3582         * config/sh/sh-protos.h: Add prototypes for new functions
3583         provided by symbian.c.
3584         * config/sh/t-symbian: New file.
3585         * doc/extend.texi: Document support for dllimport and dllexport
3586         attributes by the sh-symbianelf target.
3587
3588 2004-07-12  James E Wilson  <wilson@specifixinc.com>
3589
3590         * Makefile.in (AR): Use @AR@ not ar.
3591         (NM): New.
3592         (AR_FOR_TARGET): Use $(AR) not ar for native.
3593         (NM_FOR_TARGET): Use $(NM) not nm for native.
3594         * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3595         * configure: Regenerate.
3596
3597 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
3598
3599         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3600         special case.
3601         (ashldi3_sp64): Likewise.
3602
3603 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3604
3605         PR target/16477
3606         * pa.c (function_arg): Update comment.
3607         * pa.h (BLOCK_REG_PADDING): Define.
3608
3609 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3610
3611         PR tree-optimization/16461
3612         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3613         arguments of phi nodes.
3614
3615 2004-07-12  Devang Patel  <dpatel@apple.com>
3616
3617         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3618
3619 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
3620
3621         * function.c (expand_function_start): Ensure r_save is in Pmode.
3622         * calls.c (prepare_call_address): Ensure static_chain_value is
3623         in Pmode.
3624         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3625         r_save_area are in Pmode.
3626         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3627         fnaddr, and static_chain are in Pmode.
3628
3629 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
3630
3631         PR target/16445
3632         * config/ia64/ia64.c (bundling): Don't count ignored insns.
3633
3634 2004-07-12  Richard Henderson  <rth@redhat.com>
3635
3636         * target.h (struct gcc_target): Move gimplify_va_arg_expr
3637         next to build_builtin_va_list.
3638         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3639         * builtins.c (gimplify_va_arg_expr): Likewise.
3640         * gimplify.c (copy_if_shared_r): Likewise.
3641
3642 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
3643
3644         * passes.c (rest_of_decl_compilation): Don't defer call of
3645         assemble_variable if its DECL_RTL is already set.
3646
3647 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
3648
3649         * cfgloop.h (struct loop): Add nb_iterations field.
3650         (current_loops): Declare.
3651         * tree-chrec.c (chrec_not_analyzed_yet,
3652         chrec_dont_know, chrec_known, count_ev_in_wider_type,
3653         chrec_contains_symbols_defined_in_loop): Remove the temporary
3654         hooks.
3655         * tree-flow-inline.h (loop_containing_stmt): New function.
3656         * tree-scalar-evolution.c: Add implementation.
3657         * tree-scalar-evolution.h: Add declarations.
3658
3659 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3660
3661         PR rtl-optimization/15921
3662         * Makefile.in (global.o): Add recog.h.
3663
3664         * global.c (recog.h): Add the include-clause.
3665         (bb_info): New member earlyclobber.
3666         (allocate_bb_info, free_bb_info): Initialize/finish the new
3667         member.
3668         (earlyclobber_regclass, earlyclobber_regclass_length): The new
3669         global variables.
3670         (check_earlyclobber, regclass_intersect,
3671         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3672         New functions.
3673         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3674         (make_accurate_live_analysis): Modify pavin.
3675
3676 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
3677
3678         * tree-cfg.c (find_taken_edge): Statically compute the truth
3679         value of a predicate comparing an SSA_NAME to itself.
3680
3681 2004-07-12  Roger Sayle  <roger@eyesopen.com>
3682
3683         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3684         rs6000 doesn't have shift-and-add or shift-and-sub instructions
3685         by returning the cost of a multiplication plus an addition.
3686
3687 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
3688
3689         PR tree-optimization/14107
3690         * gimplify.c (gimplify_return_expr): Accept a
3691         RETURN_EXPR with an error argument.
3692         * tree-optimize.c (init_tree_optimization_passes):
3693         Run pass_warn_function_return at -O0.
3694
3695 2004-07-12  Roger Sayle  <roger@eyesopen.com>
3696
3697         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3698         index entry.
3699
3700 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
3701
3702         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3703         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3704         * config/mips/3000.md: Add copyright notice.  Remove automota and
3705         function units; use generic ones instead.  Only define reservations
3706         for things that are different from generic.md.  Extend each clause
3707         to include r3900.
3708         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3709         * config/mips/mips.md: Include them. Remove define_function_units.
3710         (alu, imuldiv): New automata and units.
3711
3712 2004-07-12  Ben Elliston  <bje@au.ibm.com>
3713
3714         * doc/invoke.texi (Optimize Options): Document -frename-registers
3715         not being enabled by default at -O3.
3716
3717 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3718
3719         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3720         floating point additions, to keep real immediate constant positive.
3721         <MINUS_EXPR>:  For floating point subtractions, only transform X - -C
3722         into X + C, and leave positive real constants as X - C.
3723
3724 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3725
3726         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3727
3728 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3729
3730         PR tree-optimization/15654
3731         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3732
3733 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3734
3735         * builtins.c (fold_builtin_fputs): Don't bother converting the
3736         return type to integer_type_node, as we've already checked that
3737         the result will be ignored.
3738
3739         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3740         that signed addition, subtraction, multiplication, division,
3741         remainder, negation and absolute value may potentially trap.
3742
3743         * fold-const.c (fold_ignored_result): New function to strip
3744         non-side-effecting tree nodes from an expression whose result
3745         is ignored.
3746         (fold_convert): Call fold_ignored_result when casting a value
3747         to VOID_TYPE.
3748         (omit_one_operand):  Call fold_ignored_result on the "omitted"
3749         operand when building a COMPOUND_EXPR.
3750         (pedantic_omit_one_operand): Likewise.
3751         * tree.h (fold_ignored_result): Prototype here.
3752         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3753         when we're going to ignore the result.
3754
3755 2004-07-11  Richard Henderson  <rth@redhat.com>
3756
3757         PR tree-opt/16383
3758         * tree-ssa-ccp.c (fold_stmt_r): Split out...
3759         * tree.c (fields_compatible_p, find_compatible_field): ... new.
3760         * tree.h (fields_compatible_p, find_compatible_field): Declare.
3761         * tree-sra.c (sra_hash_tree): Hash fields by offset.
3762         (sra_elt_eq): Use fields_compatible_p.
3763         (generate_one_element_ref): Use find_compatible_field.
3764
3765 2004-07-11  Richard Henderson  <rth@redhat.com>
3766
3767         PR tree-opt/16422
3768         * tree-sra.c (generate_one_element_init): New.
3769         (generate_element_init): Use it.
3770         (scalarize_init): Push/pop gimplify context around it.
3771         (find_new_referenced_vars_1, find_new_referenced_vars): New.
3772         * gimplify.c (gimplify_expr): Allow SSA_NAME.
3773
3774 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3775
3776         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3777         combine.c's combine_insn_cost.
3778         * rtl.h (insn_rtx_cost): Prototype here.
3779         * combine.c (combine_insn_cost): Delete function.
3780         (combine_validate_cost): Update callers of combine_insn_cost to
3781         call insn_rtx_cost instead.
3782         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
3783         requesting the rtx_cost of call and/or jump instructions.
3784
3785         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3786         rtx_cost directly.  Don't request/use the cost of call or jump
3787         instructions.  Return -1 if the cost of any instruction can't be
3788         determined (or the BB contains a function call).
3789         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3790         -1 (i.e. can't determine the cost of any instruction or the basic
3791         block contains a subroutine call).
3792         (find_if_case_2): Likewise.
3793
3794 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3795
3796         * rs6000.c (struct processor_costs): Change semantics of fields to
3797         include the COST_N_INSNS scaling, and update all initializers.
3798         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3799         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3800         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
3801         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3802
3803 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3804
3805         * LANGUAGES: Remove obsolete information.
3806
3807 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
3808
3809         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3810         SIGBUS signal frames, the PSW address points *to* the faulting
3811         instruction, not after it.
3812
3813 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
3814
3815         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3816         added to TLS symbol addresses.
3817
3818 2004-07-11  Richard Henderson  <rth@redhat.com>
3819
3820         * expmed.c (init_expmed): Use stack-local structures for
3821         temporary rtl.  Don't recognize shifts.
3822
3823 2004-07-11  Richard Henderson  <rth@redhat.com>
3824
3825         * expr.c (store_expr): Don't fiddle subreg promotion for types
3826         with precision smaller than the mode.
3827
3828 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3829
3830         * tree.h (all_types_permanent): Remove.
3831
3832 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3833
3834         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3835         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3836         * langhooks.c (lhd_clear_binding_stack): Remove.
3837         * langhooks-def.h (lhd_clear_binding_stack,
3838         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3839         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3840         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3841         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3842         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3843         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3844         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3845         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3846         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3847         * tree.h (poplevel): Don't declare.
3848         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3849         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3850         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3851         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3852         Remove.
3853
3854 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3855
3856         PR tree-optimization/16437
3857         * c-common.c (shorten_compare): Don't mark result of conversion to
3858         narrower signed type as overflowing.
3859         * fold-const.c (decode_field_reference): Determine whether
3860         signedness comes from outer type using precision rather than size.
3861
3862 2004-07-11  Phil Edwards  <phil@codesourcery.com>
3863
3864         * configure.ac:  Alphabetize --enable-checking list, add
3865         missing valgrind entry.
3866         * configure:  Regenerate.
3867
3868 2004-07-11  Phil Edwards  <phil@codesourcery.com>
3869
3870         * doc/install.texi (Testing):  Fix syntax in "make check" example.
3871
3872 2004-07-10  James E Wilson  <wilson@specifixinc.com>
3873
3874         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3875
3876 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3877
3878         PR rtl-optimization/16001
3879         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3880         niter_expr.
3881
3882 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
3883
3884         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3885
3886 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
3887             James Morrison  <phython@gcc.gnu.org>
3888
3889         * doc/contrib.texi (Contributors): Add gfortran contributors and
3890         fix a couple of typos.
3891
3892 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3893
3894         PR rtl-optimization/15387
3895         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3896         to incoming args space correctly.
3897
3898 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3899
3900         * pa.c (output_indirect_call): Only use %r2 as the link register in
3901         indirect calls with the long PA 2.0 pc-relative branch.
3902
3903 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
3904
3905         * config/i386/i386.c (override_options): Pick a 64-bit CPU
3906         for the default tuning if TARGET_64BIT.
3907
3908 2004-07-10  Richard Henderson  <rth@redhat.com>
3909
3910         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3911         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
3912
3913 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
3914
3915         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3916         * expmed.c (store_bit_field, extract_bit_field): Remove last
3917         argument.
3918         * builtins.c (expand_builtin_signbit): Adjust callers.
3919         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3920         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3921         * ifcvt.c (noce_emit_move_insn): Likewise.
3922         * stmt.c (expand_return): Likewise.
3923         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3924         store_field, expand_expr_real_1): Likewise.
3925
3926 2004-07-10  Richard Henderson  <rth@redhat.com>
3927
3928         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3929
3930 2004-07-09  Mike Stump  <mrs@apple.com>
3931
3932         * config/darwin.c (no_dead_strip): Add.
3933         (HAVE_DEAD_STRIP): Add.
3934         (darwin_emit_unwind_label): Ensure that we don't dead code strip
3935         the .eh label.
3936
3937 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3938
3939         * tree-ssa-loop-im.c: New file.
3940         * Makefile.in (tree-ssa-loop-im.o): Add.
3941         * cfgloop.c (superloop_at_depth): New function.
3942         * cfgloop.h (superloop_at_depth): Declare.
3943         * common.opt (ftree-lim): New flag.
3944         * expr.c (array_ref_up_bound): New function.
3945         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3946         * timevar.def (TV_LIM): New timevar.
3947         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3948         computing immediate uses of a phi node.
3949         * tree-flow.h (struct tree_ann_common_d): Add aux field.
3950         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3951         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3952         * tree-pass.h (pass_lim): Declare.
3953         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3954         functions.
3955         (pass_lim): New pass structure.
3956         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3957         * tree.c (in_array_bounds_p): New function.
3958         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3959         (in_array_bounds_p, array_ref_up_bound): Declare.
3960         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3961         * doc/passes.texi (tree-ssa-loop-im.c): Document.
3962
3963 2004-07-09  Richard Henderson  <rth@redhat.com>
3964
3965         * builtins.c (expand_builtin_stpcpy): Don't modify len.
3966
3967         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3968         with prejudice.
3969
3970 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
3971
3972         * flags.h: Delete redundant prototypes that are being generated
3973         in options.h from common.opt.
3974         * common.opt: Add in the expository comments formerly in flags.h.