| blob | b35bb6a8367a8c2de48b28b13ba85ac6d73c5f47 |
1 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
3 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
4 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
5 pre_dec_operand.
6 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
7 pattern until reload is finished to allow better code generation
8 and split them completely into separate instrunctions.
9 (*andsi3_split): New pattern.
11 2004-08-05 Mark Mitchell <mark@codesourcery.com>
13 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
14 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
15 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16 * tree.h (handle_dll_attribute): Declare. Test
17 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
18 * c-common.h (c_determine_visibility): Declare.
19 * c-common.c (c_determine_visibility): New function.
20 * c-decl.c (finish_decl): Use it.
21 (finish_function): Likewise.
22 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
23 zero, by default. Use #if, not #ifdef, to test it.
24 * config/arm/arm.c (arm_attribute_table): Use
25 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
26 #if.
27 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
28 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
29 to 1.
30 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
31 * config/i386/i386.c (ix86_attribute_table): Use
32 handle_dll_attribute for dllimport/dllexport. Test
33 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
34 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
35 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
36 it to 1.
37 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
38 with #if.
39 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
40 it to 1.
41 * doc/extend.texi (dllexport): Clarify and correct documentation.
42 (dllimport): Likewise.
43 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
44 handle_dll_attribute.
46 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
48 * tree-ssa-loop-manip.c: New file.
49 * Makefile.in (tree-ssa-loop-manip.o): Add.
50 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
51 Declare.
52 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
53 form.
54 (tree_ssa_loop_done): Verify loop closed ssa form.
55 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
57 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
59 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
60 pa_asm_output_aligned_local): New functions.
61 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
62 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
63 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
64 pa_asm_output_aligned_common.
65 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
66 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
67 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
68 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
69 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
70 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
71 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
72 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
73 common data.
75 2004-08-05 Andrew Pinski <apinski@apple.com>
77 * objc/objc-act.c (build_objc_string_object): Mark the address
78 expression as constant.
80 2004-08-05 David Edelsohn <edelsohn@gnu.org>
82 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
83 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
84 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
86 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
88 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
89 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
90 out, and associated obsolete comments.
92 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
94 * tree.h (force_fit_type): Return a tree, take three flags.
95 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
96 TREE_CONSTANT_OVERFLOW here.
97 (int_const_binop, const_binop): Adjust.
98 (size_int_type): Do sign extension here.
99 (fold_convert_const, optimize_bit_field_compare,
100 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
101 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
102 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
104 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
106 PR tree-optimization/16864
107 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
108 for ssa names without default_def.
110 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
112 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
113 frame pointer, restore eax with an ebp-relative address.
115 2004-08-04 Geoffrey Keating <geoffk@apple.com>
117 PR 14516
118 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
119 * c-common.h (make_rtl_for_local_static): Delete.
120 * c-decl.c (shadow_tag_warned): Clean up comment.
121 (finish_decl): Clean up spacing. Use set_user_assembler_name when
122 appropriate. Don't pass asmspec to rest_of_decl_compilation.
123 * c-semantics.c (make_rtl_for_local_static): Delete.
124 * expr.c (init_block_move_fn): Use set_user_assembler_name.
125 (init_block_clear_fn): Likewise.
126 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
127 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
128 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
129 * tree.h (make_decl_rtl): Remove second parameter.
130 (set_user_assembler_name): New.
131 * varasm.c (set_user_assembler_name): New.
132 (make_decl_rtl): Remove second parameter. Update callers in many
133 files.
135 2004-08-05 Adam Nemet <anemet@lnxw.com>
137 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
138 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
139 to LynxOS 4.0.
140 * gthr-lynx.h: New file.
141 * config/lynx-ng.h: Remove file.
142 * config/lynx.h: Update to LynxOS 4.0.
143 * config/t-lynx: New file.
144 * config/i386/lynx-ng.h: Remove file.
145 * config/i386/lynx.h: Update to LynxOS 4.0.
146 * config/rs6000/lynxbase.h: Remove file.
147 * config/rs6000/lynx.h: Update to LynxOS 4.0.
148 * config/rs6000/t-lynx: New file.
149 * doc/install.texi (Options specification): Remove reference to
150 LynxOS from systems where --with-gnu-as makes a difference.
152 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
154 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
155 __UINTMAX_TYPE__.
156 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
157 __INTMAX_MAX__.
158 (c_cpp_builtins): Call it.
159 * doc/cpp.texi: Update.
161 2004-08-04 David Edelsohn <edelsohn@gnu.org>
163 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
164 cost.
166 2004-08-04 Jan Hubicka <jh@suse.cz>
168 * basic-block.h (profile_staus): New global variable.
169 * cfg.c (profile_status): Declare.
170 (check_bb_profile): Break out from ....; use profile_status
171 (dump_flow_info): ... here.
172 * cfgbuild.c (find_basic_blocks): Set profile_status.
173 * cfgexpand.c (tree_expand_cfg): Likewise.
174 * predict.c (estimate_probability): Likewise.
175 * profile.c (branch_prob): Likewise.
176 * tree-cfg.c (build_tree_cfg): Likewise.
177 (dump_function_to_file): Use check_bb_profile.
178 * tree-pretty-print (dump_bb_header): Likewise.
179 * tree-profile.c (do_tree_profiling): Cleanup.
181 2004-08-04 Zack Weinberg <zack@codesourcery.com>
183 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
184 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
185 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
186 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
187 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
188 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
189 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
190 (ggc-none.o, errors.o): Move rule to generators section;
191 correct dependencies.
192 (min-insn-modes.o): Move rule to generators section; remove
193 unnecessary explicit command; correct dependencies.
194 (print-rtl.o, print-rtl1.o): Correct dependencies.
195 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
196 (mostlyclean): Update.
198 * errors.c: Include bconfig.h not config.h. Correct comment.
199 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
200 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
201 * print-rtl.c: Don't include tm_p.h.
203 * rtl.h: Move forward-decl of struct function down where it's
204 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
205 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
207 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
208 Jeff Law <law@redhat.com>
210 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
211 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
212 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
213 manipulate the duplicated ssa names.
214 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
215 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
216 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
217 New functions.
218 (release_ssa_name): Do not release ssa names that may have multiple
219 definitions.
220 * tree.h (release_ssa_name_force, mark_for_rewrite,
221 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
222 marked_ssa_names): Declare.
223 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
224 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
225 Update call to rewrite_ssa_into_ssa.
227 2004-08-04 Mark Mitchell <mark@codesourcery.com>
229 * defaults.h (TARGET_DECLSPEC): New macro.
230 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
231 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
232 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
233 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
234 __declspec support.
235 (TARGET_DECLSPEC): Define.
236 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
237 __declspec support.
238 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
239 __declspec support.
240 (TARGET_DECLSPEC): Define.
241 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
242 __declspec support.
243 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
244 support.
245 * doc/tm.texi (TARGET_DECLSPEC): Document.
247 * doc/extend.texi: Fix typo in comment.
249 2004-08-04 Paul Brook <paul@codesourcery.com>
251 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
252 (TARGET_CXX): Use it.
253 * target.h (struct gcc_target): Add cdtor_returns_this.
254 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
255 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
256 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
258 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
260 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
261 low/high pair. Do range checking directly.
262 (interpret_integer): Adjust.
264 2004-08-04 Nick Clifton <nickc@redhat.com>
266 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
267 GCC ABI.
268 * doc/invoke.texi: Document this new switch and also the -mrenesas
269 switch.
271 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
273 * cfglayout.c (insn_locators_initialize): Update the current
274 location before initializing a location.
276 2004-08-03 Zack Weinberg <zack@codesourcery.com>
278 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
279 (dbxout_function_end): Return after emitting the "Lscope" symbol
280 under the same conditions that this function formerly wasn't called.
281 Add explanatory comments.
283 PR 14860
284 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
285 on the new decl.
287 PR 13956
288 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
289 functions, broken out of dbxout_block.
290 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
291 stabs too, if it contains symbols. Use the begin_label and
292 the Lscope label (emitted by dbxout_function_end) for the
293 range of this block.
295 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
297 * doc/install.texi: Update autoconf version requirements.
299 2004-08-03 Zack Weinberg <zack@codesourcery.com>
301 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
302 * recog.c (general_operand, immediate_operand, nonmemory_operand)
303 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
304 * regclass.c (record_reg_classes): Likewise.
305 * reload.c (find_reloads): Likewise.
306 * reload1.c (reload): Likewise.
308 2004-08-03 Zack Weinberg <zack@codesourcery.com>
310 * gensupport.c (init_md_reader_args_cb): Renamed from
311 init_md_reader_args. Add third option, callback function for
312 parsing program-specific options. Add diagnosis of incorrect
313 number of input files.
314 (init_md_reader): Fold into init_md_reader_args_cb.
315 (init_md_reader_args): Now a thin wrapper around
316 init_md_reader_args_cb.
317 * gensupport.h: Update prototypes.
319 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
320 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
321 * genrecog.c: No need to diagnose lack of an input file;
322 init_md_reader_args will handle it.
323 * genconditions.c: Likewise, and use init_md_reader_args.
324 * genconstants.c: Likewise, and no need to call read_md_rtx.
326 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
328 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
329 declarations.
331 2004-08-03 Mike Stump <mrs@apple.com>
333 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
334 for frameworks.
335 * doc/invoke.texi (Darwin Options): Update to reflect above.
337 2004-08-03 Roger Sayle <roger@eyesopen.com>
339 PR middle-end/16790
340 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
341 truncations, not just global truncations.
343 2004-08-03 Andrew Pinski <apinski@apple.com>
345 PR bootstrap/16865
346 * loop-iv.c (simplify_using_assignment): Initialize lhs.
348 2004-08-03 Paul Brook <paul@codesourcery.com>
350 * gcc/doc/install.texi: Document MPFR requirement.
352 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
354 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
355 and mmap() explicitly instead of relying on preset autoconf cache
356 variables.
357 * configure: Regenerate.
359 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
361 PR target/16570
362 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
363 to tmake_file.
364 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
365 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
366 to tmake_file.
368 * config/i386/t-gmm_malloc: New file.
369 * config/i386/t-pmm_malloc: Likewise.
371 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
373 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
374 Tanguy Fautrà <tfautre@pandora.be>
376 * config/i386/pmm_malloc.h: New file.
378 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
380 * config/i386/gmm_malloc.h: New file.
382 2004-08-03 Dale Johannesen <dalej@apple.com>
384 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
385 * c-common.c: Include opts.h.
386 (c_common_get_alias_set): Fix check for a single input file.
387 * toplev.c: Remove current_file_decl.
388 * tree.h: Ditto.
390 2004-08-03 Mark Mitchell <mark@codesourcery.com>
392 * config.gcc (arm*-*-symbianelf*): New target.
393 * config/arm/symbian.h: New file.
395 * gthr-gnat.c: Add visibility #pragmas.
396 * gthr-gnat.h : Likewise.
397 * gthr.h: Likewise.
398 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
399 (__ffsDI2): Likewise.
400 (__clzSI2): Likewise.
401 (__ctzSI2): Likewise.
402 (__ctzDI2): Likewise.
403 (__popcountSI2): Likewise.
404 (__popcountDI2): Likewise.
405 (__paritySI2): Likewise.
406 (__parityDI2): Likewise.
407 * libgcc2.h: Add visibility #pragmas.
408 (__clzDI2): Add prototype.
409 (__clzSI2): Likewise.
410 (__ctzSI2): Likewise.
411 (__ffsDI2): Likewise.
412 (__ffsSI2): Likewise.
413 (__ctzDI2): Likewise.
414 (__popcountSI2): Likewise.
415 (__popcountDI2): Likewise.
416 (__paritySI2): Likewise.
417 (__parityDI2): Likewise.
418 * unwind-dw2-fde.h: Add visibility #pragmas.
419 * unwind.h: Likewise.
421 2004-08-03 David Edelsohn <edelsohn@gnu.org>
422 Dale Johannesen <dalej@apple.com>
423 Roger Sayle <roger@eyesopen.com>
425 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
426 constants more accurately. Adjust costs for FMA instructions.
427 Add cases for most logical and float operations. Recurse into
428 most operands.
430 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
432 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
434 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
436 * ra-build.c (conflicts_between_webs): For webs that cross a call add
437 conflicts to regs_invalidated_by_call.
439 2004-08-03 Paul Brook <paul@codesourcery.com>
441 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
443 2004-08-03 Jan Hubicka <jh@suse.cz>
445 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
446 ARRAY_REF argument.
448 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
450 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
451 arm968es, arm10e, arm1020e, arm1022e.
452 * invoke.texi: Update list of ARM cores.
453 * arm-tune.md: Regenerate.
455 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
457 * arm/gentune.sh: New file.
458 * arm/t-arm: New file.
459 * arm/arm-tune.md: New file (autogenerated).
460 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
461 * arm.md (attribute tune): Delete. Include arm-tune.md.
463 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
465 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
466 penultimate parameter. All callers adjusted.
467 (struct prefix_list): Remove used_flag_ptr.
468 (find_a_file): Do not set *pl->used_flag_ptr.
469 (warn_B, warn_std_ptr): Remove.
471 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
472 Mostafa Hagog <mustafa@il.ibm.com>
474 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
476 2004-08-02 Geoffrey Keating <geoffk@apple.com>
478 * dwarf2out.c (output_call_frame_info): Don't change data format
479 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
480 label. Use 'true' not '1'.
481 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
482 required.
484 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
486 * gdbinit.in: Reflect previous changes to rtunion_def.
488 2004-08-02 Roger Sayle <roger@eyesopen.com>
490 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
491 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
493 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
495 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
496 vec_p_reserve.
497 * langhooks.h (lang_hooks::builtin_function): Rename parameter
498 from "class" to "bt_class".
500 2004-08-02 Paul Brook <paul@codesourcery.com>
502 PR rtl-optimization/15068
503 * flow.c (init_propagate_block_info): Check condition is reversible.
505 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
507 * gengtype.h (options::info): Change type to const char *.
508 (enum gc_used_enum): Move out of struct type scope.
509 * gengtype.c (create_option): Convert initializer for option::info to
510 appropiate type.
511 (adjust_field_type, walk_type, write_func_for_structure,
512 write_root, write_roots): Remove pointless cast.
514 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
516 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
518 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
520 * rtl.h (union rtunion_def): Have all members start with the
521 prefix "rt_".
522 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
523 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
524 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
525 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
526 access.
527 * gengtype.c (adjust_field_rtx_def): Likewise.
528 * rtlanal.c (loc_mentioned_in_p): Likewise.
530 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
532 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
533 Replace uses of mips/elf64.h with mips/elf.h
534 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
535 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
536 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
537 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
538 (HANDLE_SYSV_PRAGMA): Delete.
539 (ASM_OUTPUT_DEF): Fix formatting.
540 * config/mips/elf64.h: Delete.
542 2004-08-01 Zack Weinberg <zack@codesourcery.com>
544 * config/ia64/ia64.c (got_symbolic_operand): Do require a
545 symbol+offset operand to have its offset be zero mod 0x3fff
546 when GOT entries are in use. Clarify logic in SYMBOL_REF
547 case. Clarify comments.
548 (ia64_expand_load_address): Split a symbol+offset load when
549 the offset is nonzero mod 0x3fff, not 0x1fff.
551 2004-08-01 Geoffrey Keating <geoffk@apple.com>
553 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
554 if trying to *store* to a non-offsettable address.
555 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
556 a nonoffsettable address.
557 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
558 Clean up.
559 (movti_string): Don't move GPRs to a nonoffsettable address.
560 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
562 2004-08-02 Ben Elliston <bje@au.ibm.com>
564 PR target/16155
565 * config/rs6000/altivec.h: Replace typeof with __typeof__.
567 2004-08-01 Richard Henderson <rth@redhat.com>
569 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
570 variable sized types.
572 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
574 * doc/invoke.texi: In the MIPS options section, remove the passage
575 saying that -mexplicit-relocs is usually disabled for -mabicalls
576 -fno-unit-at-a-time.
577 * config/mips/mips.c (override_options): Remove the code that enforced
578 this rule.
580 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
582 * config/mips/mips.md (cprestore): Provide two alternatives, one for
583 an in-range offset and one for an out-of-range offset. Wrap the latter
584 in .set macro/.set nomacro if it's inside a .set nomacro block.
586 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
588 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
589 (mips_restore_gp): Declare.
590 * config/mips/mips.c (mips_add_offset): Add a scratch register
591 argument. Reimplement in rtl only, reusing MIPS16 logic from
592 mips_output_mi_thunk.
593 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
594 to mips_add_offset.
595 (mips_gp_save_slot): Delete.
596 (mips_restore_gp): New function.
597 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
598 * config/mips/mips.md (exception_receiver): Turn into a
599 define_insn_and_split. Use mips_restore_gp to do the split.
600 (call_internal, call_value_internal, call_value_multiple_internal): Use
601 mips_restore_gp to restore $gp.
603 2004-07-31 Andrew Pinski <apinski@apple.com>
605 PR other/16842
606 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
608 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
610 * c-decl.c (diagnose_mismatched_decls): Give error for external
611 redeclaration of identifier declared with no linkage, not just
612 warning with -Wtraditional. Do not check DECL_CONTEXT to give
613 error for redeclaration with no linkage.
615 2004-07-30 Geoffrey Keating <geoffk@apple.com>
616 Fariborz Jahanian <fjahanian@apple.com>
618 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
619 non-offsettable addresses even for DImode.
620 (rs6000_split_multireg_move): Cope with non-offsettable addresses
621 being moved into multiple GPRs.
623 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
624 to 64.
625 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
626 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
627 to 128.
628 * config/rs6000/darwin-ldouble.c (isless): New macro.
629 (inf): New macro.
630 (nonfinite): New macro.
631 (FPKINF): Delete.
632 (_xlqadd): Completely rewrite.
633 (_xlqmul): Correct overflow handling.
634 (_xlqdiv): Correct overflow handling.
635 * config/rs6000/darwin-ldouble-format: New file.
637 2004-07-30 Roger Sayle <roger@eyesopen.com>
638 Richard Henderson <rth@redhat.com>
640 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
641 9 into the equivalent lea instruction.
643 2004-07-30 Richard Henderson <rth@redhat.com>
645 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
646 with DECL_INITIAL if fb_lvalue.
647 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
648 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
649 with <Cxxx>.
650 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
652 2004-07-30 Diego Novillo <dnovillo@redhat.com>
654 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
655 pointer escapes through a function call, assume that the
656 callee will dereference it.
657 (add_pointed_to_var): Assume that VALUE is always an
658 ADDR_EXPR.
659 (collect_points_to_info_r): Only call add_pointed_to_var if
660 the value is an ADDR_EXPR.
662 2004-07-30 Diego Novillo <dnovillo@redhat.com>
664 * tree-ssa-alias.c (create_alias_map_for): Do not get the
665 alias set of the inner type of ARRAY_TYPEs.
667 2004-07-29 Diego Novillo <dnovillo@redhat.com>
669 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
670 setting a non-register to UNDEFINED right before the call to
671 set_lattice_value.
673 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
675 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
677 2004-07-29 Diego Novillo <dnovillo@redhat.com>
679 * tree-ssa.c (verify_flow_sensitive_alias_info): When
680 comparing points-to sets of different pointers, make sure the
681 second pointer is actually referenced in the code.
683 2004-07-29 Zack Weinberg <zack@codesourcery.com>
685 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
686 (got_symbolic_operand): Remove unreachable code.
687 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
688 setjmp_operand; add entry for tls_symbolic_operand.
689 * config/ia64/ia64-protos.h: Remove all prototypes of
690 predicate functions.
692 2004-07-29 Mark Mitchell <mark@codesourcery.com>
694 * c-common.h (lang_post_pch_load): New variable.
695 * c-pch.c (lang_post_pch_load): Define it.
696 (c_common_read_pch): Use it.
697 * cgraphunit.c (record_call_1): Give the front end a chance to
698 record additional needed entities when a variable is marked as
699 needed.
700 * tlink.c (recompile_files): Robustify.
701 (scan_linker_output): If a symbol is assigned to a file,
702 but after recompilation is not present there, issue an error
703 message.
705 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
707 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
708 Take orig_loop argument and pass it to set_level.
709 (schedule_sm): Pass the correct orig_loop to force_move_till.
711 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
713 * cfgloop.c (update_latch_info): Update dominator of the new block.
714 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
715 info.
716 * dominance.c (verify_dominators): Check that the dominance tree is
717 connected.
718 (recount_dominator): Ignore unreachable blocks.
719 (iterate_fix_dominators): Cleanup old dominance information before
720 recomputing it.
722 2004-07-29 Diego Novillo <dnovillo@redhat.com>
724 * tree-ssa-operands.c (get_expr_operands): Revert changes
725 to ADDR_EXPR processing introduced by:
726 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
727 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
729 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
731 * doc/implement-c.texi: Add C90 subclause references. Point to
732 preprocessor documentation instead of duplicating it. Add points
733 only present in C90. Fill in documentation for all points.
735 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
737 * pa.c (output_movb): Correct typo.
739 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
741 * ra.h (single_reg_in_regclass): Declare.
742 * ra.c (single_reg_in_regclass): Define.
743 (first_hard_reg): New.
744 (init_ra): Initialize single_reg_in_regclass.
745 * ra-colorize.c (ok_class): New.
746 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
748 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
750 * gcov-io.h: Allow zero tag as EOF indicator.
751 (gcov_is_eof): Remove.
752 (gcov_truncate): Remove.
753 * gcov-io.c (gcov_seek): Always SEEK_SET.
754 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
755 EOF tag.
756 * coverage.c (read_counts_file): Don't use gcov_is_eof.
757 * gcov-dump.c (dump_file): Likewise.
758 * gcov.c (read_graph_file, read_count_file): Likewise.
760 * c-decl.c (complete_array_type): Don't gratuitously copy
761 maxindex. Check it always has a type.
763 2004-07-29 Steven Bosscher <stevenb@suse.de>
765 * rtl.c (currently_expanding_to_rtl): New.
766 * rtl.h (currently_expanding_to_rtl): Export it.
767 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
769 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
770 inliner hack.
771 * config/sh/sh.c: Replace rtx_equal_function_value_matters
772 with currently_expanding_to_rtl.
773 * config/sh/sh.md: Likewise.
774 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
776 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
778 Introduce sh2a support.
779 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
780 * config.gcc: Build multilibs for sh2a and sh2a-single by
781 default.
782 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
783 default. Split their tests out of the corresponding SH4
784 multilibs.
785 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
786 multilibs for SH2a.
787 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
788 * config.gcc: Handle sh2a multilibs and cpu selection.
789 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
790 * config/sh/t-mlib-sh2a: New.
791 * config/sh/t-mlib-sh2a-nofpu: New.
792 * config/sh/t-mlib-sh2a-single: New.
793 * config/sh/t-mlib-sh2a-single-only: New.
794 2004-07-09 Nick Clifton <nickc@redhat.com>
795 Issue 43400
796 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
797 -ml and -m2a are used together.
798 2004-03-23 DJ Delorie <dj@redhat.com>
799 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
800 when we have a double-sized FPU.
801 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
802 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
803 is set.
804 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
805 -msh2a-single and -msh2a-single-only
806 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
807 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
808 is set.
809 2004-02-20 DJ Delorie <dj@delorie.com>
810 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
811 2004-02-20 Fred Fish <fnf@redhat.com>,
812 Corinna Vinschen <vinschen@redhat.com>
813 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
814 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
815 2004-02-18 DJ Delorie <dj@redhat.com>
816 * config/sh/sh.c (broken_move): Add support for movi20.
817 * config/sh/sh.h: Likewise.
818 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
819 * config/sh/sh.md (udivsi3_sh2a): New.
820 (udivsi3): Call it.
821 (divsi3_sh2a): New.
822 (divsi3): Call it.
823 (mul_r): New.
824 (ashlsi3_sh2a): New.
825 (ashrsi3_sh2a): New.
826 (lshrsi3_sh2a): New.
827 (movsi_i): Disable for sh2a.
828 (movsi_ie): Add movi20.
829 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
830 sh2a, for -m2a-nofpu mode.
831 2004-02-13 DJ Delorie <dj@redhat.com>
832 * config/sh/lib1funcs.asm: Handle double vs single better.
833 * config/sh/sh.h: Likewise.
834 2004-02-09 DJ Delorie <dj@redhat.com>
835 * config/sh/crt1.asm: Add support for sh2a.
836 * config/sh/elf.h: Likewise.
837 * config/sh/lib1funcs.asm: Likewise.
838 * config/sh/sh.c: Likewise.
839 * config/sh/sh.md: Likewise.
840 * config/sh/sh.h: Likewise.
841 * config/sh/t-sh: Likewise.
843 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
845 * config/frv/frv.md (movqi_internal, movhi_internal,
846 movsi_internal): Add backup alternatives for memory inputs.
848 2004-07-28 Matt Austern <austern@apple.com>
850 * config/darwin.c (darwin_one_byte_bool): New global variable.
851 * config/darwin.h (darwin_one_byte_bool): Declare.
852 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
853 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
854 value of darwin_one_byte_bool.
855 * doc/invoke.texi: Document -mone-byte-bool flag.
857 2004-07-28 Eric Christopher <echristo@redhat.com>
859 * c-common.c (c_common_unsafe_for_reeval): Delete.
860 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
861 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
862 * calls.c (fix_unsafe_tree): Delete.
863 (expand_call): Delete code which used above.
864 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
865 * expr.c (expand_expr_real_1): Ditto.
866 * fold-const.c (non_lvalue): Ditto.
867 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
868 (lhd_unsafe_for_reeval): Ditto.
869 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
870 * langhooks.h (unsafe_for_reeval): Ditto.
871 (unsave_expr_now): Adjust comment.
872 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
873 (estimate_num_insns_1): Ditto.
874 * tree-pretty-print.c (dump_generic_node): Ditto.
875 * tree.c (expr_align): Ditto.
876 (unsave_expr): Delete.
877 (unsafe_for_reeval): Ditto.
878 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
879 * tree.def (UNSAVE_EXPR): Delete.
880 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
882 2004-07-28 Zack Weinberg <zack@codesourcery.com>
884 * tree.h (enum tls_model): Move ...
885 * coretypes.h: ... here.
887 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
889 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
891 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
893 * cse.c (validate_canon_reg): New function, split out from...
894 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
896 2004-07-28 Diego Novillo <dnovillo@redhat.com>
898 * tree-ssa-alias.c (maybe_create_global_var): Don't just
899 return if .GLOBAL_VAR has been created.
901 2004-07-28 Diego Novillo <dnovillo@redhat.com>
903 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
904 every variable that may have aliases, not just tags.
906 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
908 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
909 move_from_CR_eq_bit.
910 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
913 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
914 e500_flip_eq_bit.
916 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
917 output_e500_flip_eq_bit.
919 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
920 output_e500_flip_eq_bit.
921 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
922 output_e500_flip_eq_bit.
923 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
924 (print_operand): case D. Get to EQ bit.
926 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
928 * gcov.c (function_summary): Add missing \n.
930 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
932 Introduce sh4a support.
933 * config.gcc: Handle sh4a multilibs and cpu selection.
934 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
935 * config/sh/t-mlib-sh4a: New.
936 * config/sh/t-mlib-sh4al: New.
937 * config/sh/t-mlib-sh4a-nofpu: New.
938 * config/sh/t-mlib-sh4a-single: New.
939 * config/sh/t-mlib-sh4a-single-only: New.
940 2004-02-20 DJ Delorie <dj@redhat.com>
941 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
942 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
943 2003-08-22 Eric Christopher <echristo@redhat.com>
944 * config/sh/sh4a.md: Update for chip errata.
945 2003-08-07 Eric Christopher <echristo@redhat.com>
946 * config/sh/sh4a.md: New file. sh4a processor description.
947 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
948 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
949 of -m4a-nofpu.
950 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
951 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
952 * doc/invoke.texi (SH Options): Document -m4al.
953 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
954 * config/sh/sh.c (expand_block_move): Remove commented-out code
955 checked in by mistake.
956 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
957 single elements from SFmode vectors.
958 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
959 register.
960 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
961 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
962 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
963 sh_fsca_int2sf): Remove variable declarations.
964 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
965 sh_fsca_int2sf): New functions.
966 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
967 sh_fsca_int2sf_rtx): New static variables.
968 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
969 sh_fsca_int2sf): Declare.
970 * config/sh/sh.md: Adjust.
971 * doc/invoke.texi (SH Options): Document new options.
972 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
973 compatibility from SH4 code.
974 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
975 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
976 early.
977 (memory_movsrc_operand): Renamed to...
978 (unaligned_load_operand): ... this. Simplified.
979 * config/sh/sh.h (PREDICATE_CODES): Adjust.
980 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
981 input operand to SImode, and adjust the others. Introduce
982 post-increment by peephole.
983 * config/sh/sh.c (expand_block_move): Give the target address the
984 same mode as the temp reg.
985 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
986 copying.
987 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
988 Introduce support for SH4a.
989 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
990 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
991 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
992 sh_fsca_int2sf): New.
993 (sh_init_builtins): Initialize them.
994 (print_operand): Support `d'.
995 (expand_block_move): Use movua if src is misaligned.
996 (memory_movsrc_operand): New.
997 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
998 and one of the SH4 macros.
999 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1000 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1001 SELECT_SH4A_SINGLE): New.
1002 (TARGET_NONE): Add SH4A_BIT.
1003 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1004 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1005 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1006 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1007 (enum processor_type): Added PROCESSOR_SH4A.
1008 (PREDICATE_CODES): Add memory_movsrc_operand.
1009 * config/sh/sh.md: Removed unused variables.
1010 (attr cpu): Add sh4a.
1011 (attr type): Add movua, fsrra and fsca.
1012 (prefetch): New, for SH4.
1013 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1014 (toggle_sz): Set type to fp.
1015 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1016 (movua, extv, extzv): New.
1017 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1018 and 4a-single-only.
1020 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1022 * tree-optimize.c (init_tree_optimization_passes): Schedule
1023 pass_may_alias right after the program is renamed into SSA.
1024 * tree-pass.h (PROP_alias): Define.
1025 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1026 * tree-sra.c (pass_sra): Likewise.
1027 * tree-ssa-ccp.c (pass_ccp): Likewise.
1028 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1029 * tree-ssa-dce.c (pass_dce): Likewise.
1030 * tree-ssa-dom.c (pass_dominator): Likewise.
1031 * tree-ssa-dse.c (pass_dse): Likewise.
1032 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1033 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1034 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1035 * tree-ssa-pre.c (pass_pre): Likewise.
1036 * tree-tailcall.c (pass_tail_recursion): Likewise.
1037 * tree-ssa.c (pass_redundant_phi): Likewise.
1038 * tree-ssa-alias.c (aliases_computed_p): Remove.
1039 Update all users.
1040 (init_alias_info): Do not mark all type tags for renaming
1041 unconditionally.
1042 Clear may_aliases from every symbol.
1043 (setup_pointers_and_addressables): If a pointer has not been
1044 dereferenced and it had a type tag, clear it and mark the old
1045 tag for renaming.
1047 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1049 PR tree-optimization/16705
1050 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1051 .GLOBAL_VAR.
1053 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1055 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1056 check.
1058 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1059 don't make another one.
1061 PR optimization/15077
1062 * function.h (struct function): Add field saved_static_chain_decl.
1063 Fix comment for static_chain_decl.
1064 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1065 * tree-inline.h (save_body): Add new arg.
1066 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1067 static_chain_decl.
1069 2004-07-27 Richard Henderson <rth@redhat.com>
1071 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1072 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1073 is_gimple_addressable.
1074 * tree-gimple.c (is_gimple_addressable): Rename from
1075 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1076 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1077 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1078 rename to is_gimple_addressable.
1080 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1082 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1084 2004-07-27 Richard Henderson <rth@redhat.com>
1086 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1087 before rounding.
1089 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1091 * libgcc2.c: Change all conditionals testing
1092 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1093 * libgcc2.h: Likewise.
1094 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1095 TYPE_PRECISION of float80_type to 80.
1096 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1097 of fpreg_type and float80_type to 80.
1098 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1099 * config/m68k/netbsd-elf.h:
1100 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1101 to evaluate to 80 whenever they would formerly have evaluated to 96.
1102 * config/i386/sco5.h: Remove unnecessary redefinition of
1103 LONG_DOUBLE_TYPE_SIZE.
1104 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1105 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1106 XFmode, with a bitsize of 80. Update commentary.
1107 * config/ia64/ia64-modes.def: Likewise.
1108 * config/m68k/m68k-modes.def: Likewise.
1110 2004-07-27 Steven Bosscher <stevenb@suse.de>
1112 * cfgexpand.c (tree_expand_cfg): Fix comment.
1114 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1115 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1116 Remove.
1117 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1118 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1119 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1120 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1121 here again. Update leading comment.
1122 * rtl.c (rtx_equal_function_value_matters): Remove.
1123 (rtx_equal_p): Don't test for it.
1124 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1125 Likewise.
1127 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1128 * rtl.c (note_insn_name): Likewise.
1129 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1130 * final.c (final_scan_insn): Likewise.
1132 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1133 * passes.c (rest_of_handle_eh): Do it here.
1135 * stmt.c (struct nesting): Remove struct nesting block member.
1136 (struct stmt_status): Remove x_block_start_count field.
1137 (current_block_start_count): Remove.
1139 2004-07-27 Brian Booth <bbooth@redhat.com>
1141 * tree-optimize.c (register_one_dump_file): Update condition that uses
1142 static_pass_number.
1143 (dup_pass_1): Replace with...
1144 (next_pass_1): This.
1145 (NEXT_PASS): Call next_pass_1.
1146 (DUP_PASS): Remove.
1147 (init_tree_optimization_passes): Remove uses of DUP_PASS.
1148 (execute_one_pass): Update condition that uses
1149 static_pass_number.
1150 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1151 integer.
1153 2004-07-27 Nick Clifton <nickc@redhat.com>
1155 * config/m32r/m32r.c: Include integrate.h in order to get the
1156 prototype for get_hard_reg_initial_val().
1158 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1159 and tidy up indentation.
1160 (final_presence_set): Use absence_set instead, so that if there is
1161 nothing in the "o" pipe the "s" pipe can be scheduled.
1163 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1165 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1166 don't have PT_VARS nor PT_MALLOC set.
1167 Clear name tag from pointers that have not been dereferenced.
1168 (set_pt_anything, set_pt_malloc): Forward declare.
1169 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1170 not type compatibility when determining if a pointer can be
1171 copy propagated.
1173 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1175 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1176 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1177 it to check whether the condition is still valid at the jump insn.
1178 * ifcvt.c (noce_get_condition): Likewise.
1179 (noce_get_alt_condition): Update call to canonicalize_condition.
1180 * loop-iv.c (simplify_using_initial_values): Update call to
1181 get_condition. Remove FIXME.
1182 (check_simple_exit): Update call to get_condition.
1183 * loop-unswitch.c (may_unswitch_on): Likewise.
1184 * loop.c (check_dbra_loop): Likewise.
1185 (canonicalize_condition, get_condition): Add an argument to say whether
1186 the condition must still be valid at INSN.
1187 (get_condition_for_loop): Update call to get_condition. Require that
1188 the condition be valid at INSN.
1189 * predict.c (estimate_probability): Update call to get_condition.
1190 Remove unused earliest parameter.
1191 (expected_value_to_br_prob): Update call to canonicalize_condition.
1193 2004-07-26 Eric Christopher <echristo@redhat.com>
1195 * tree-dfa.c (add_referenced_var): Register initializers of global
1196 variables.
1198 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1200 * config/i386/i386.c (function_arg): Always treat 8-
1201 and 16-byte wide vectors the same, even if MMX/SSE
1202 are disabled.
1203 (contains_128bit_aligned_vector_p): Add comment.
1205 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1207 * ra.h (enum node_type): Rename to:
1208 (enum ra_node_type).
1209 * ra-colorize.c: Likewise.
1211 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1213 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1214 after simplifying the jump.
1216 2004-06-26 Richard Henderson <rth@redhat.com>
1218 * calls.c (combine_pending_stack_adjustment_and_call): Make
1219 preferred_unit_stack_boundary argument unsigned. Make
1220 unadjusted_alignment unsigned.
1221 (expand_call): Make preferred_stack_boundary and
1222 preferred_unit_stack_boundary variables unsigned.
1223 * function.c (assign_stack_local_1): Make alignment unsigned.
1224 * function.h (struct function): Make stack_alignment_needed,
1225 preferred_stack_boundary unsigned.
1226 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1227 (ix86_compute_frame_layout): Make stack_alignment_needed,
1228 preferred_alignment variables unsigned.
1229 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1231 2004-07-26 Tom Tromey <tromey@redhat.com>
1233 * tree.h: Fix typo in comment.
1235 2004-07-26 Daniel Jacobowitz <dan@debian.org>
1237 PR bootstrap/12804
1238 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1239 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1240 (ggc_free): Remove incorrect freeing.
1241 (sweep_pages): Advance PP for large pages. Fix indentation.
1243 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1245 PR rtl-optimization/16643
1246 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1247 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1248 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1249 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1250 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1251 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1252 * rtl.h (tracer): Add a flags parameter.
1253 * tracer.c (tracer): Pass it to cfg_layout_initialise.
1254 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1255 (rest_of_handle_reorder_blocks): Update calls to tracer and
1256 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1257 (rest_of_handle_tracer): Pass 0 to tracer.
1258 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1260 2004-07-25 David Edelsohn <edelsohn@gnu.org>
1262 PR target/16239
1263 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1264 f->f.
1266 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
1268 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1269 (BINFO_BASE_ACCESS): Adjust.
1270 (BINFO_BASE_ACCESS_APPEND): New.
1271 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1272 * dbxout.c (dbxout_type): Adjust binfo access accessing.
1273 * dwarf2out.c (gen_member_die): Likewise.
1274 * tree-dump.c (deque_and_dump): Likewise.
1276 2004-07-26 Falk Hueffner <falk@debian.org>
1278 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1279 costs.
1281 2004-07-25 Roger Sayle <roger@eyesopen.com>
1283 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1284 value off of the stack if TARGET_USE_FFREEP.
1286 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1288 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1289 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
1290 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1291 check on invocation of XRESIZEVEC ().
1293 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1295 * c-common.c (disable_builtin_function): Rename variable n to
1296 new_disabled_builtin.
1297 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1298 Rename local variable old to old_decl.
1299 * gensupport.c (shift_output_template): Rename parameter old to src.
1300 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1301 old_rtx and newx to new_rtx.
1303 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1305 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1306 of c-pragma.h.
1307 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1308 enum cpp_ttype.
1309 * c-lex.c: Likewise.
1311 2004-07-25 Roger Sayle <roger@eyesopen.com>
1313 * fold-const.c (constant_boolean_node): Make extern.
1314 (make_range): Wrap long lines.
1315 (fold_cond_expr_with_comparison): Remove unnecessary call to
1316 pedantic_non_lvalue. Add missing calls to fold_convert.
1317 (fold_truthop): Add missing calls to fold_convert.
1318 (fold): Likewise.
1319 * tree.h (constant_boolean_node): Add prototype here.
1320 * builtins.c (expand_builtin_strncmp): Add missing calls to
1321 fold_convert.
1322 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1323 Call fold_convert and constant_boolean_node to correct types.
1324 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1325 missing call to fold_convert to correct types.
1327 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
1328 Brian Ryner <bryner@brianryner.com>
1330 PR c++/9283
1331 PR c++/15000
1332 * c-common.c (c_common_attribute_table): Allow
1333 handle_visibility_attribute to be called for types.
1334 (handle_visibility_attribute) When given a type, set the visibility
1335 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1336 so that we can check later whether the attribute was present. Added
1337 warning if attribute applied to non class type.
1338 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1339 decls and checking that they are consistent.
1340 * common.opt: Added -fvisibility.
1341 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1342 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1343 * flags.h, tree.h: Added assorted support defines for overall patch
1344 * opts.c: Added parsing support for -fvisibility.
1345 * tree.c (build_decl): Set visibility for all decls to be whatever
1346 is in force at that time.
1347 * varasm.c (default_binds_local_p_1): Reworked logic determining
1348 when to make a symbol locally bound.
1349 * doc/invoke.texi: Added documentation for -fvisibility and
1350 -fvisibility-inlines-hidden.
1352 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1354 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1355 * c-common.c: Add missing casts from void * to other types.
1356 * c-decl.c: Likewise.
1357 * c-format.c: Likewise.
1358 * c-lex.c: Likewise.
1359 * c-pragma.c: Likewise.
1360 * c-typeck.c: Likewise.
1361 * defaults.h: Likewise.
1362 * genconstants.c: Likewise.
1363 * gengtype-lex.l: Likewise.
1364 * genmodes.c: Likewise.
1365 * read-rtl.c: Likewise.
1366 * rtl.c: Likewise.
1368 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1370 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1371 * c-common.c: Likewise.
1372 * c-decl.c: Likewise.
1373 * c-lang.c: Likewise.
1374 * c-lex.c: Likewise.
1375 * c-opts.c: Likewise.
1376 * c-parse.in: Likewise.
1377 * c-typeck.c: Likewise.
1378 * genconditions.c: Likewise.
1379 * gengtype-lex.l: Likewise.
1380 * gengtype-yacc.y: Likewise.
1381 * gengtype.c: Likewise.
1382 * genmodes.c: Likewise.
1383 * gensupport.c: Likewise.
1384 * read-rtl.c: Likewise.
1385 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1386 htab_find_slot().
1388 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1390 * c-decl.c (groktypename, groktypename_in_param_context): Rename
1391 variable typename to type_name.
1392 * c-lex.c (interpret_float): Likewise.
1394 2004-07-25 Roger Sayle <roger@eyesopen.com>
1396 * convert.c (convert_to_real, convert_to_integer,
1397 convert_to_complex): Replace calls to build with calls to buildN.
1398 * coverage.c (tree_coverage_counter_ref): Likewise.
1399 * dojump.c (do_jump): Likewise.
1400 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1401 * emit-rtl.c (component_ref_for_mem_expr,
1402 set_mem_attributes_minus_bitpos): Likewise.
1403 * explow.c (update_nonlocal_goto_save_area): Likewise.
1404 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1405 expand_mult_add): Likewise.
1406 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1407 store_constructor, get_inner_reference, expand_expr_real_1,
1408 try_casesi, try_tablejump): Likewise.
1409 * function.c (expand_function_start): Likewise.
1410 * stmt.c (emit_case_bit_tests, expand_end_case_type,
1411 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1412 * stor-layout.c (place_union_field, layout_type): Likewise.
1413 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1414 * varasm.c (copy_constant): Likewise.
1416 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1418 * c-common.c: Rename all identifiers named `new'.
1419 * c-decl.c: Likewise.
1420 * gensupport.c: Likewise.
1421 * simplify-rtx.c: Likewise.
1422 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1423 with XNEW().
1424 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1425 with XNEWVEC().
1427 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1429 PR c/15360
1430 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1431 declarations until after calling pushdecl.
1432 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1433 "extern" and not on whether the declaration is initialized.
1435 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1437 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1438 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1439 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1440 "cpplib.h", "c-pragma.h", "c-common.h".
1441 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1442 (solaris_register_pragmas): New functions.
1443 * config/sol2-protos.h: New file.
1444 * config/sol2.c: New file.
1445 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1446 (REGISTER_TARGET_PRAGMAS): New macros.
1447 (solaris_pending_aligns, solaris_pending_inits)
1448 (solaris_pending_finis): New variables.
1449 * config/t-sol2 (sol2-c.o): Update dependencies.
1450 (sol2.o): New rule.
1451 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1452 SUBTARGET_INSERT_ATTRIBUTES.
1453 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1454 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1455 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1456 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1457 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1458 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1459 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1460 * config/sparc/sparc.c (sparc_attribute_table): New.
1461 (TARGET_INSERT_ATTRIBUTES): Define in terms of
1462 SUBTARGET_INSERT_ATTRIBUTES.
1463 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1464 is defined.
1465 * doc/extend.texi (Solaris Pragmas): New section.
1467 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1469 * c-common.c: Rename all identifiers named `class' to `cl'.
1470 * c-common.h: Likewise.
1471 * c-parse.in: Likewise.
1472 * c-typeck.c: Likewise.
1473 * genmodes.c: Likewise.
1474 * real.c: Likewise.
1475 * real.h: Likewise.
1476 * recog.c: Likewise.
1477 * recog.h: Likewise.
1478 * regrename.c: Likewise.
1479 * tree.h: Likewise.
1480 * c-common.c (builtin_function_2): Change type of 5th parameter from
1481 int to enum built_in_function. Change type of 8th parameter from int
1482 to bool.
1483 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1484 with GGC_CNEW().
1485 * c-typeck.c (convert_arguments): Change type of formal_prec from
1486 int to unsigned int.
1487 * genmodes.c (blank_mode): Make a few negative constants unsigned.
1488 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1489 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1490 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1491 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1492 iterator to for_all_modes () instead of an enum because enums can't
1493 be incremented in C++.
1496 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1498 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1499 hard registers.
1501 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1503 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1504 Handle ARRAY_RANGE_REF like ARRAY_REF.
1506 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1508 * c-typeck.c (digest_init): Don't allow arrays of signed or
1509 unsigned variants of wchar_t to be initialized by wide string
1510 constants. Do allow arrays of enumerated types compatible with
1511 wchar_t to be initialized by wide string constants. Refine tests
1512 distinguishing wide and narrow strings and arrays. Give specific
1513 error for arrays of other integer types initialized by string
1514 constants.
1515 (output_init_element, process_init_element): Check for
1516 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1517 initializing with string constants.
1519 2004-07-25 Richard Henderson <rth@redhat.com>
1521 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1522 on the RESULT_DECL.
1523 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1524 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1525 DECL_IGNORED_P to new decl.
1527 2004-07-24 Zack Weinberg <zack@codesourcery.com>
1529 * config/ia64/ia64.c (general_xfmode_operand)
1530 (destination_xfmode_operand): Delete.
1531 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1532 * config/ia64/ia64.md (*movxf_internal): Use general_operand
1533 and destination_operand.
1535 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1537 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1538 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1540 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1541 Zack Weinberg <zack@codesourcery.com
1543 PR 16684
1544 * c-decl.c (diagnose_mismatched_decls): Don't issue a
1545 redundant-declaration warning the first time a builtin is
1546 declared explicitly.
1548 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1550 * tree.h (staticp): Change return type to bool.
1552 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1554 * c-common.c (c_staticp): Last episode of the staticp saga.
1556 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1558 * c-common.h (c_staticp): Change return type from int to bool.
1559 * tree.c (staticp): Likewise.
1560 * langhooks.h (staticp): Likewise.
1562 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1564 * langhooks-def.h (lhd_staticp): Change return type from int to
1565 bool in prototype to match definition.
1567 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1569 * system.h (bool, true, false): Don't redefine as preprocessor macros
1570 in C++.
1572 2004-07-24 Roger Sayle <roger@eyesopen.com>
1574 * expmed.c (init_expmed): A signed modulus by a power of two is
1575 considered cheap if its less than or equal to four instructions.
1577 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1579 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1580 GGC_CNEWVAR): New macros.
1582 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1584 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1585 lists.
1586 * c-decl.c: Likewise.
1587 * c-format.c: Likewise.
1588 * c-lex.c: Likewise.
1589 * c-opts.c: Likewise.
1590 * c-pragma.c: Likewise.
1591 * c-typeck.c: Likewise.
1592 * gencheck.c: Likewise.
1593 * genconditions.c: Likewise.
1594 * genconfig.c: Likewise.
1595 * genflags.c: Likewise.
1596 * gengtype.c: Likewise.
1597 * gensupport.c: Likewise.
1598 * ggc-none.c: Likewise.
1599 * langhooks.c: Likewise.
1600 * statistics.h: Likewise.
1601 * stub-objc.c: Likewise.
1602 * java/decl.c: Likewise.
1604 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
1606 * config/m68k/m68k.c (output_scc_di): Fix coding style.
1607 (symbolic_operand): Fix prototype.
1608 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1609 * config/m68k/m68k.md: Add constants for registers a0 and sp and
1610 use them, change from the "{...}" syntax to the simpler {...}
1611 syntax.
1612 (*cfv4_extendqisi2): Fix destination predicate.
1613 * config/m68k/m68k-protos.h: Remove various declarations also
1614 generated via PREDICATE_CODES.
1616 2004-07-23 Mike Stump <mrs@apple.com>
1618 * c-typeck.c (convert_for_assignment): Tightened up pointer
1619 converstions that differ in signedness.
1621 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1623 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1625 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1627 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1628 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1630 * gimplify.c (gimplify_compound_lval): Check for no handled
1631 operations, rather than checking for explicit list of nodes.
1632 (is_gimple_addr_expr_arg_or_indirect): New function.
1633 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1634 redundant setting of TREE_INVARIANT.
1635 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1636 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1638 2004-07-23 Diego Novillo <dnovillo@redhat.com>
1640 PR tree-optimization/16688
1641 PR tree-optimization/16689
1642 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1643 unnecessary initialization of 'tag'.
1644 (get_tmt_for): Check that the new type tag has the same alias
1645 set as the pointed-to type.
1646 (group_aliases): Only regular variables need to be removed
1647 from the alias set of a name tag.
1648 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1649 propagation if the two types are not compatible.
1650 (merge_alias_info): Rename from replace_ssa_names_ann.
1651 Add more checking.
1652 (replace_exp_1): If both arguments are SSA_NAMEs, check that
1653 the propagation can be done.
1654 Only call merge_alias_info on pointers.
1655 (propagate_value): Likewise.
1656 * tree-ssa-copyrename.c: Include langhooks.h.
1657 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1658 to do the merging.
1659 Do not coalesce variables with incompatible types.
1660 (rename_ssa_copies): Call replace_ssa_name_symbol.
1661 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1662 the same type as the underlying _DECL.
1663 * tree-ssanames.c (replace_ssa_name_symbol): New function.
1664 * tree.h (replace_ssa_name_symbol): Declare.
1666 2004-07-23 Richard Henderson <rth@redhat.com>
1668 PR c++/16277
1669 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1670 unshare it properly.
1671 (gimplify_modify_expr_rhs): Push assignment from a conditional into
1672 the conditional for all non-register types.
1674 2004-07-23 Richard Henderson <rth@redhat.com>
1676 * expr.c (expand_expr_real_1): Don't handle non-local variables.
1677 * expr.h (fix_lexical_addr): Remove.
1678 * function.c (NEED_SEPARATE_AP): Remove.
1679 (fix_lexical_addr): Remove.
1680 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1681 not null decl_function_context.
1682 (create_alias_vars): Likewise.
1683 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1684 (simple_goto_p): Likewise.
1685 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1686 * tree-ssa-ccp.c (get_default_value): Likewise.
1687 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1688 * tree.c (needs_to_live_in_memory): Likewise.
1689 * tree-flow-inline.h (may_be_aliased): Move...
1690 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
1691 when TREE_STATIC variables may be addressable.
1693 2004-07-24 Jakub Jelinek <jakub@redhat.com>
1695 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1697 2004-07-23 Zack Weinberg <zack@codesourcery.com>
1699 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1700 bitmap contents if GENERATOR_FILE is defined.
1701 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1702 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1704 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
1706 * c-decl.c (start_function): Form composite type of function types
1707 rather than copying type from previous prototype declaration.
1709 2004-07-23 Janis Johnson <janis187@us.ibm.com>
1711 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1712 the const qualifier for the second argument in the C++ functions.
1714 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1715 specific pointer types.
1717 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1718 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1719 for vector bool and/or vector pixel, add C++ and C missing support.
1720 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1721 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1722 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1723 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1724 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1725 missing C++ and C support for vector bool and/or vector pixel.
1726 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1727 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1728 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1729 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1730 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1731 C++ and C types used for vector bool and/or vector pixel.
1732 (vec_st, vec_stl): Add C++ support for vector pixel.
1733 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1734 (vec_all_ne): Add C++ support for vector pixel.
1736 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1737 (vec_vmulesb): Add missing C++ function.
1738 (vec_perm): Fix type of third argument in C++ function.
1739 (vec_vsum4shs): Fix C++ function name.
1740 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1741 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1742 argument passed to the error handler in C macro.
1743 (vec_nmsub): Remove extra parens around argument names in C macro.
1744 (vec_packpx): Add missing parens in C macro.
1746 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1748 * machmode.def: Remove vector modes.
1749 * config/alpha/alpha-modes.def: Add supported vector modes.
1750 * config/arm/arm-modes.def: Likewise.
1751 * config/frv/frv-modes.def: Likewise.
1752 * config/i386/i386-modes.def: Likewise.
1753 * config/rs6000/rs6000-modes.def: Likewise.
1754 * config/sh/sh-modes.def: Likewise.
1756 2004-07-23 Matthias Klose <doko@debian.org>
1758 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1759 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1760 * config.h: Regenerate.
1761 * configure: Likewise.
1763 2004-07-22 Mark Mitchell <mark@codesourcery.com>
1765 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1766 generated SYMBOL_REFs for labels.
1767 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1768 Change prototype.
1769 (machopic_stub_name): Remove.
1770 (machopic_indirection_name): New function.
1771 (machopic_mcount_stub_name): Likewise.
1772 (machopic_classify_name): Remove.
1773 (machopic_function_base_sym): New function.
1774 (machpoic_classify_symbol): Likewise.
1775 (machopic_classify_ident): Remove.
1776 (machopic_define_ident): Likewise.
1777 (machopic_define_name): Likewise.
1778 (machopic_name_defined_p): Likewise.
1779 (machopic_ident_defined_p): Likewise.
1780 (darwin_strip_name_encoding): Likewise.
1781 (machopic_define_symbol): New function.
1782 * config/darwin.c (hashtab.h): Include.
1783 (machopic_defined_list): Remove.
1784 (machopic_classify_ident): Likewise.
1785 (machopic_classify_name): Likewise.
1786 (machopic_ident_defined_p): Likewise.
1787 (machopic_define_ident): Likewise.
1788 (machopic_define_name): Likewise.
1789 (machopic_symbol_defined_p): New function.
1790 (machopic_classify_symbol): Likewise.
1791 (machopic_data_defined_p): Use machopic_classify_symbol.
1792 (machopic_define_symbol): New function.
1793 (machopic_function_base_sym): New function.
1794 (machopic_non_lazy_pointers): Remove.
1795 (machopic_non_lazy_ptr_name): Likewise.
1796 (machopic_stubs): Likewise.
1797 (machopic_stub_name): Likewise.
1798 (NON_LAZY_POINTER_SUFFIX): New macro.
1799 (STUB_SUFFIX): Likewise.
1800 (machopic_indirection): New structure.
1801 (machopic_indirections): New variable.
1802 (machopic_indirection_hash): New function.
1803 (machopic_indirection_eq): Likewise.
1804 (machopic_indirection_name): Likewise.
1805 (machopic_mcount_stub_name): New function.
1806 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1807 hash table.
1808 (machopic_indirect_data_reference): Rework to use new functions.
1809 (machopic_indirect_call_target): Likewise.
1810 (machopic_legitimize_pic_address): Likewise.
1811 (machopic_output_indirection): New function.
1812 (machopic_finish): Use it.
1813 (machopic_operand_p): Rework to use new functions.
1814 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1815 (darwin_strip_name_encoding): Remove.
1816 (update_non_lazy_ptrs): Remove.
1817 (update_stubs): Likewise.
1818 (darwin_non_lazy_pcrel): Use new functions.
1819 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1820 (ASM_OUTPUT_LABELREF): Likewise.
1821 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1822 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1823 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1824 (TARGET_STRIP_NAME_ENCODING): Do not use
1825 darwin_strip_name_encoding.
1826 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1827 darwin_strip_name_encoding.
1828 * config/i386/darwin.h (FUNCTION_PROFILER): Use
1829 machopic_mcount_stub_name.
1830 * config/i386/i386.c (x86_output_mi_thunk): Use
1831 machopic_indirection_name, not machopic_stub_name.
1832 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1833 machopic_function_base_sym.
1834 (print_operand): Use machopic_classify_symbol.
1835 (rs6000_emit_prologue): Use machopic_function_base_sym.
1836 (output_profile_hook): Do not use machopic_stub_name.
1837 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1839 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1841 PR c/7284
1842 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1843 as multiplication.
1845 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1847 * doc/implement-c.texi: New file.
1848 * doc/extend.texi (C Implementation): Move to there.
1849 * doc/gcc.texi: Include implement-c.texi.
1850 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1852 2004-07-22 Jason Merrill <jason@redhat.com>
1854 * integrate.c (copy_decl_for_inlining): Remove invisible reference
1855 handling.
1856 * tree-inline.c (setup_one_parameter): Likewise.
1858 2004-07-22 Brian Booth <bbooth@redhat.com>
1860 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1861 (substitute_and_fold): Propigate into VUSE operands when possible.
1862 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1863 (cp_lattice_meet): Handle merging of latticevalues when
1864 UNKNOWN_VAL is present.
1865 (visit_stmt): Visit assignments with V_MUST_DEFs.
1866 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1867 (ccp_fold): Deal with RHS' that are constant and virtual.
1868 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1869 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1870 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1871 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1872 computing immediate uses.
1873 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1874 transition.
1875 (replace_vuse_in): New function.
1876 (likely_value): Add check of vuse operands.
1877 (get_default_value): Set the default value of virtually defined
1878 variables to UKNOWN_VAL instead of VARYING.
1880 2004-07-22 Richard Henderson <rth@redhat.com>
1882 * expr.c (emit_push_insn): Don't use set_mem_attributes.
1884 2004-07-22 Richard Henderson <rth@redhat.com>
1886 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1887 variables due to conditional compilation.
1889 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1891 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1892 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1893 Release SSA names that have been re-renamed.
1894 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1895 variable.
1896 * tree-ssa-alias.c (init_alias_info): If aliases have been
1897 computed before, clear existing alias information.
1898 (create_name_tags): Do no fixup PT_ANYTHING pointers.
1899 If the new name tag for a pointer is different than the one it
1900 had before, mark the old tag for renaming.
1901 (replace_may_alias): New function.
1902 (group_aliases): Call it.
1903 (setup_pointers_and_addressables): Always call get_tmt_for.
1904 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1905 once.
1906 (set_pt_anything): New local function.
1907 (set_pt_malloc): New local function.
1908 (merge_pointed_to_info): Don't merge pointed-to variables from
1909 the original pointer if the destination is pointing to an
1910 unknown location.
1911 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1912 (add_pointed_to_var): Do not add a variable to the points-to
1913 set if the pointer is already pointing to anywhere.
1914 (collect_points_to_info_r): If the defining statement is a PHI
1915 node, only merge pointed-to information if the argument has
1916 already been visited.
1917 (get_tmt_for): Only create a new tag if the pointer didn't
1918 have one already.
1919 (dump_alias_info): Emit more information.
1920 (dump_points_to_info_for): Likewise.
1921 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1922 try to get the annotation of an SSA_NAME.
1923 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1924 alias sets when checking is enabled.
1925 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1926 (eliminate): Mark basic blocks that will need
1927 EH information cleaned up.
1928 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1929 predecessor.
1930 Initialize need_eh_cleanup.
1931 (fini_pre): Call tree_purge_all_dead_eh_edges and
1932 cleanup_tree_cfg if needed.
1933 Free need_eh_cleanup.
1934 * tree-ssa.c (verify_ssa_name): New function.
1935 (verify_def): Call it.
1936 Re-arrange to avoid printing too many error messages.
1937 (verify_use): Likewise.
1938 (verify_phi_args): Likewise.
1939 (verify_flow_insensitive_alias_info): New function.
1940 (verify_flow_sensitive_alias_info): New function.
1941 (verify_alias_info): New function.
1942 (verify_ssa): Call verify_alias_info.
1943 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1944 program.
1945 Re-arrange to avoid printing too many error messages.
1946 * tree-ssanames.c (make_ssa_name): Clear
1947 SSA_NAME_IN_FREE_LIST.
1948 (release_ssa_name): Never release a default definition.
1949 (release_defs): New function.
1950 * tree.h: Declare it.
1951 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1953 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1955 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1956 If true, do a depth-first search. Do a breadht-first search,
1957 otherwise.
1958 (walk_use_def_chains): Add new argument IS_DFS.
1959 Update all users.
1960 * tree-flow.h (walk_use_def_chains): Update prototype.
1962 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1964 * config/cris/cris.md: Tweak formatting.
1965 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1966 (mover2side, moverside, movemside, movei, op3, andu): Replace
1967 live define_peephole:s with define_peephole2 near-equivalents.
1968 Delete the rest.
1969 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1970 word-size modes.
1971 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1972 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1973 "*mov_sidesi_mem" respectively.
1975 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1977 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1978 (gimplify_build1): Move from tree-complex.c do_unop.
1979 (gimplify_build2): Move from tree-complex.c do_binop.
1980 (gimplify_build3): New.
1981 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1982 Adjust throughout to call the functions above.
1983 * tree-flow.h: Declare the functions above.
1984 * tree-nested.c (gimplify_val): Rename to...
1985 (tsi_gimplify_val): ... this.
1987 * Makefile.in (tree_complex.o): Update dependencies.
1988 (stor-layout.o): Depend on regs.h.
1989 * c-common.c (handle_vector_size_attribute): Update for
1990 vector types without corresponding vector modes.
1991 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1992 a corresponding vector mode is not available.
1993 * print-tree.c (print_node): Print nunits for vector types
1994 * regclass.c (have_regs_of_mode): New.
1995 (init_reg_sets_1): Initialize it and use it instead
1996 of allocatable_regs_of_mode.
1997 * regs.h (have_regs_of_mode): Declare it.
1998 * stor-layout.c (layout_type): Pick a mode for vector types.
1999 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2000 build_replicated_const, do_unop, do_binop, do_plus_minus,
2001 do_negate, expand_vector_piecewise, expand_vector_parallel,
2002 expand_vector_addition, expand_vector_operations_1,
2003 expand_vector_operations, tree_lower_operations,
2004 pass_lower_vector_ssa, pass_pre_expand): New.
2005 (expand_complex_operations, pass_lower_complex): Remove.
2006 * tree-optimize.c (init_tree_optimization_passes): Adjust
2007 pass ordering for changes in tree-complex.c.
2008 * tree-pass.h: Declare new passes.
2009 * tree.c (finish_vector_type): Remove.
2010 (make_vector_type): New.
2011 (build_vector_type_for_mode, build_vector_type): Rewritten.
2012 * tree.def (VECTOR_TYPE): Document where the number of
2013 subparts is stored.
2014 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2015 (make_vector): Remove declaration.
2017 2004-07-21 Richard Henderson <rth@redhat.com>
2019 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2020 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2021 (remove_useless_vars): Dump debugging info.
2022 (expand_used_vars): Move ...
2023 * cfgexpand.c (expand_used_vars): ... here. Make static.
2024 * tree-flow-inline.h (set_is_used): New.
2025 (set_default_def): Use get_var_ann.
2026 * tree-flow.h: Update decls.
2027 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2028 (create_ssa_var_map): Use it.
2029 * tree-ssa.c (set_is_used): Remove.
2031 2004-07-22 Ben Elliston <bje@au.ibm.com>
2033 * gdbinit.in: Set a breakpoint on internal_error.
2035 2004-07-21 Richard Henderson <rth@redhat.com>
2037 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2038 to create a new basic block.
2040 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2042 PR c/15052
2043 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2044 return type on function definitions. Move other warnings for
2045 qualified return type to -Wreturn-type. Do not condition any such
2046 warnings on -pedantic. Update comments.
2047 (start_function): Only copy function type from previous prototype
2048 declaration if return types are compatible.
2049 * c-typeck.c (function_types_compatible_p): Don't condition
2050 warning for incompatibility of volatile qualifiers on the return
2051 type on -pedantic. Update comment.
2052 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2054 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2056 * c-typeck.c (set_init_index): Require designator to be of integer
2057 type.
2059 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2061 PR c/11250
2062 * c-parse.in (init): Change to exprtype.
2063 (primary): Set original_code for STRING to STRING_CST.
2064 Call maybe_warn_string_init for compound literals.
2065 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2066 (initval): Update.
2067 * c-tree.h (maybe_warn_string_init): New.
2068 (pop_init_level, process_init_element): Use struct c_expr.
2069 (struct c_expr): Update comment.
2070 * c-typeck.c (maybe_warn_string_init): New function.
2071 (digest_init): Call it. Additional parameter strict_string. All
2072 callers changed.
2073 (output_init_element): Likewise.
2074 (struct constructor_stack): Use struct c_expr for
2075 replacement_value.
2076 (really_start_incremental_init, push_init_level): Update.
2077 (pop_init_level): Update. Return struct c_expr.
2078 (process_init_level): Update. Take struct c_expr argument.
2080 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2082 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2083 commit.
2085 2004-07-21 Eric Christopher <echristo@redhat.com>
2087 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2088 removal.
2089 * c-decl.c (pop_scope): Ditto.
2090 * calls.c (expand_call): Remove call to current_nesting_level,
2091 update comment accordingly. Remove calls to expand_start_target_temps
2092 and expand_end_target_temps.
2093 * cfgexpand.c (construct_init_block): Remove call to
2094 expand_start_bindings_and_block.
2095 (construct_exit_block): Remove call to expand_end_bindings.
2096 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2097 (expand_expr_real_1): Ditto. Fix formatting.
2098 (expand_vars): Delete.
2099 * stmt.c (POPSTACK): Remove block_stack.
2100 (stmt_status): Remove x_block_stack.
2101 (block_stack): Delete.
2102 (expand_start_bindings_and_block): Ditto.
2103 (expand_start_target_temps): Ditto.
2104 (expand_end_target_temps): Ditto.
2105 (current_nesting_level): Ditto.
2106 (warn_about_unused_variables): Ditto.
2107 (expand_end_bindings): Ditto.
2108 * tree.h: Remove declarations for above.
2110 2004-07-21 Steven Bosscher <stevenb@suse.de>
2112 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2113 * rtl.c (note_insn_name): Likewise.
2114 * print-rtl.c (print_rtx): Don't print it.
2115 * cfgrtl.h (can_delete_note_p): Don't handle it.
2116 (rtl_delete_block): Likewise.
2117 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2118 (rest_of_compilation): Don't call it.
2119 * predict.c (process_note_predictions, process_note_prediction,
2120 note_prediction_to_br_prob): Remove.
2121 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2122 * stmt.c (return_prediction): Remove.
2123 (expand_value_return): Don't call it. Don't add prediction
2124 notes for return statements.
2126 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2128 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2129 once.
2131 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
2133 * c-common.c (vector_types_convertible_p): Use vector types'
2134 TYPE_SIZE and TREE_TYPE instead of their mode.
2135 * convert.c (convert_to_integer): Likewise.
2136 (convert_to_vector): Likewise.
2137 * fold-const.c (fold_convert): Likewise.
2138 * varasm.c (output_constant): Likewise.
2139 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2140 Allow a VECTOR_TYPE initializer to be made of several vectors.
2141 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2142 of cleared and need_to_clear, and use fold_convert.
2143 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2144 integer vectors.
2146 2004-07-20 Richard Henderson <rth@redhat.com>
2148 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2149 (expand_gimple_basic_block): out from here. Renamed from expand_block.
2151 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
2153 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2154 enormous cost if not TARGET_HARD_MUL.
2156 2004-07-20 Andrew Pinski <apinski@apple.com>
2158 PR target/16557
2159 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2160 (ASM_SPEC): here.
2162 2004-07-21 Paul brook <paul@codesourcery.com>
2164 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2166 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2168 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2169 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2170 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2172 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2174 * rtl.h (plus_constant): Delete.
2175 (plus_constant_wide): Rename to plus_constant.
2176 (plus_constant_for_output_wide): Delete vestigial prototype.
2177 (GEN_INT): Remove unnecessary cast.
2178 * tree.h (build_int_2, size_int_type): Delete.
2179 (build_int_2_wide): Rename to build_int_2.
2180 (size_int_wide): Rename to size_int_kind.
2181 (size_int_type_wide): Rename to size_int_type.
2182 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2183 Remove unnecessary cast.
2184 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2185 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2186 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2187 (size_int_type_wide): Rename size_int_type.
2188 (int_const_binop): Use size_int_type.
2189 * c-lex.c (interpret_integer): Use build_int_2.
2190 * final.c (split_double): Remove unnecessary casts.
2191 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2193 2004-07-20 Richard Henderson <rth@redhat.com>
2195 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2196 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2197 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2198 (is_gimple_tmp_reg): New.
2199 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2201 2004-07-20 Richard Henderson <rth@redhat.com>
2203 * tree-pretty-print.c (dump_generic_node): Dump
2204 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2206 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2208 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2209 (mudflap_init): Set it.
2210 (mudflap_register_call): Remove __mf_init call.
2211 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2212 to pass "-ignore-reads" option to libmudflap if needed.
2214 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2216 PR c++/14607
2217 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2218 (MAKE_DECL_ONE_ONLY): Undefine.
2219 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2220 readonly_data, one_only_data_section, forget_section): New prototypes.
2221 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2222 functions.
2223 (pa_select_section): Add one-only (COMDAT) support.
2224 * pa.h (struct machine_function): Define.
2225 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2226 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2227 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2228 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2229 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2230 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2231 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2232 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2233 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2234 for EXTRA_SECTION_FUNCTIONS.
2235 * doc/install.texi: Update binutils requirements.
2237 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2239 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2240 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2241 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2242 size_t.
2243 (struct VEC): Use unsigned for num and alloc.
2244 * vec.c (struct vec_prefix): Likewise.
2245 (vec_o_reserve): Adjust.
2247 * dbxout.c (dbxout_type): Fix printf format.
2249 * tree.h (binfo_member): Remove.
2250 * tree.c (binfo_member): Remove.
2252 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2254 * tree.h: Include vec.h
2255 (DEF_VEC_P(tree)): New type.
2256 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2257 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2258 (BINFO_LANG_SLOT): Remove.
2259 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2260 (struct tree_binfo): Turn base_binfos into a trailing
2261 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2262 (binfo_lang_slots): Remove.
2263 * tree.c (binfo_lang_slots): Remove.
2264 (make_tree_binfo_stat): Take a base binfo count, not a
2265 lang slot count. Adjust.
2266 * Makefile.in (TREE_H): Add vec.h
2267 * alias.c (record_component_aliases): Adjust BINFO access.
2268 * dbxout.c (dbxout_type): Likewise.
2269 * dwarf2out.c (gen_member_die): Likewise.
2270 * sdbout.c (sdbout_one_type): Likewise.
2271 * tree-dump.c (deque_and_dump): Likewise.
2272 * config/i386/i386.c (classify_argument,
2273 contains_128bit_aligned_vector_p): Likewise.
2274 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2275 * doc/c-tree.texi (Classes): Update BINFO documentation.
2277 2004-07-20 Steven Bosscher <stevenb@suse.de>
2279 * c-common.h (check_case_value): Remove prototype.
2280 (c_add_case_label): Adjust prototype.
2281 * c-common.c (check_case_value): Make static.
2282 (check_case_bounds): New function.
2283 (c_add_case_label): Use it. Take new argument orig_type.
2284 * c-typeck.c (struct c_switch): New orig_type field.
2285 (c_start_case): Set it.
2286 (do_case): Pass it to c_add_case_label.
2287 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2288 cases from here. Add the labels in reverse order.
2289 * stmt.c (struct case_node): Adjust comment. Remove balance field.
2290 (add_case_node): Return nothing, don't check for duplicate cases.
2291 Insert new case nodes in a list, not in an AVL tree.
2292 (expand_end_case_type): Don't turn a case tree into a case list.
2293 (case_tree2list): Remove.
2294 * tree.h (add_case_node): Adjust prototype.
2296 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
2298 * genattr.c (struct range, struct function_unit,
2299 write_units, extend_range, init_range): Remove them.
2300 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2301 Output "#define INSN_SCHEDULING" here.
2302 * genattrtab.c (struct range, struct function_unit_op,
2303 struct function_unit, struct dimension, enum operator,
2304 operate_exp, expand_units, simplify_knowing,
2305 encode_units_mask, simplify_by_exploding,
2306 find_and_mark_used_attributes, unmark_used_attributes,
2307 add_values_to_cover, increment_current_value,
2308 test_for_current_value, simplify_with_current_value,
2309 simplify_with_current_value_aux, gen_unit,
2310 write_unit_name, write_function_unit_info,
2311 write_complex_function, write_toplevel_expr,
2312 find_single_value, extend_range): Remove.
2313 (write_attr_get): Do not handle common_av->value
2314 being an FFS.
2315 (struct attr_desc): Remove func_units_p and blockage_p.
2316 (write_attr_valueq): Do not handle them.
2317 (find_attr): Do not clear them.
2318 (make_internal_attr): Do not initialize them.
2319 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2320 * sched-vis.c (init_target_units, insn_print_units,
2321 init_block_visualization, print_block_visualization,
2322 visualize_scheduled_insns, visualize_no_unit,
2323 visualize_stall_cycles, visualize_alloc,
2324 visualize_free, target_units, get_visual_tbl_length,
2325 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2326 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2327 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2328 * haifa-sched.c (blockage_range, clear_units,
2329 schedule_unit, actual_hazard, potential_hazard,
2330 insn_unit, unit_last_insn, unit_tick,
2331 actual_hazard_this_instance, potential_hazard,
2332 schedule_unit, max_insn_queue_index_value): Remove.
2333 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2334 max_insn_queue_index.
2335 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2336 * doc/md.texi (Processor pipeline description): Remove
2337 references to old pipeline descriptions.
2338 (Automaton pipeline description): Merge with the above.
2339 (Old pipeline description, Comparison of the two descriptions):
2340 Remove.
2342 * bt-load.c (migrate_btr_def): Remove references to
2343 use_pipeline_interface.
2344 * haifa-sched.c (insn_cost, schedule_insn,
2345 schedule_block, advance_one_cycle, sched_init,
2346 queue_to_ready, sched_finish): Likewise.
2347 * modulo-sched.c (sms_schedule, advance_one_cycle,
2348 ps_has_conflicts): Likewise.
2349 * sched-rgn.c (init_ready): Likewise.
2350 (debug_dependencies): Likewise, and remove an "if (1)".
2351 * target.h (use_dfa_pipeline_interface): Remove.
2352 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2353 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2354 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2355 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2356 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2357 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2358 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2359 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2360 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2361 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2362 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2363 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2364 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2365 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2366 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2367 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2368 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2369 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2370 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2372 2004-07-19 Roger Sayle <roger@eyesopen.com>
2374 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2376 2004-07-19 Jeff Law <law@redhat.com>
2378 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2379 (get_eq_expr_value): Use it. Simplify slightly.
2381 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
2383 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2384 (umulsidi3_32bit_r4000): Likewise.
2386 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
2388 * vec.h: Propagate location information properly.
2389 (VEC_T_iterate): Add result pointer parameter.
2390 (VEC_T_space): New.
2391 (VEC_T_reserve): Use it.
2393 2004-07-19 Daniel Jacobowitz <dan@debian.org>
2395 * Makefile.in (c-format.o): Depend on c-format.h.
2396 * c-format.h: New file.
2397 (struct format_char_info): Add CHAIN member.
2398 * c-format.c: Move some types and constants to c-format.h.
2399 (format_type_error): Set to -1.
2400 (struct function_format_info): Use an int for format_type.
2401 (decode_format_type): Return an int. Return format_type_error
2402 on error.
2403 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2404 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2405 (scan_char_table, time_char_table, monetary_char_table): Initialize
2406 CHAIN to NULL.
2407 (n_format_types): New variable.
2408 (check_format_info_main): Handle CHAIN in format_char_info.
2409 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2410 TARGET_N_FORMAT_TYPES.
2411 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2412 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2413 * config/sol2-c.c: New file.
2414 * config/t-sol2: New file.
2415 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2416 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2417 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2419 * doc/extend.texi (Target Format Checks): New section.
2420 (Function Attributes): Mention it.
2421 * doc/invoke.texi: Mention target format checks.
2422 * doc/sourcebuild.texi: Mention target format checks.
2423 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2424 TARGET_FORMAT_TYPES.
2426 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
2428 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2429 added.
2430 * config/s390/s390.c (regclass_map initializer): Register 35 added to
2431 ADDR_REGS.
2432 (load_multiple_operation, store_multiple_operation): Removed
2433 pointless sanity check.
2434 (s390_decompose_address): Added check for return_address_pointer_rtx.
2435 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2436 (s390_return_address_offset): New function.
2437 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2438 (FRAME_REGNO_P): Added check for register 35.
2439 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2440 REG_ALLOC_ORDER): Appended entry for register 35.
2441 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2442 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2443 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2444 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2445 is eliminable using stack pointer or hard frame pointer.
2446 (REGISTER_NAMES): Added name for register 35.
2447 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2448 pointless sanity check.
2450 2004-07-19 Roger Sayle <roger@eyesopen.com>
2452 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2453 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2454 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2455 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2456 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2457 (fold_relational_const): Tidy up handling of floating point
2458 comparisons by calling real_compare. Remove tree_expr_nonzero_p
2459 transformation; fold_relational_const assumes constant operands.
2461 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
2463 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2464 directory.
2466 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
2468 * c-tree.h (struct c_expr): Define.
2469 (C_SET_EXP_ORIGINAL_CODE): Remove.
2470 (parser_build_binary_op, build_compound_expr): Update prototypes.
2471 * c-parse.in (%union): Add exprtype.
2472 (FUNC_NAME): Mark as ttype.
2473 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2474 exprtype.
2475 (expr): Update. Define directly in terms of expr_no_commas
2476 instead of using nonnull_exprlist.
2477 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2478 offsetof_member_designator, typespec_nonreserved_nonattr, init,
2479 initval, designator, component_declarator,
2480 component_notype_declarator, enumerator, array_declarator,
2481 condition, exexpr, switch_statement, stmt_nocomp, stmt,
2482 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
2483 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
2484 where appropriate.
2485 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2486 * c-common.c (c_common_truthvalue_conversion): Don't check
2487 C_EXP_ORIGINAL_CODE.
2488 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2489 Don't use C_EXP_ORIGINAL_CODE.
2490 (default_conversion, default_function_array_conversion): Don't use
2491 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
2492 (internal_build_compound_expr): Merge into build_compound_expr.
2493 (build_compound_expr): Take two operands instead of a TREE_LIST.
2494 * objc/objc-act.c (get_super_receiver): Update calls to
2495 build_compound_expr.
2497 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2499 * config/sh/sh.c (sh_use_dfa_interface): Remove.
2500 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2501 hook_int_void_1.
2502 * config/sh/sh.md: Extract pipeline descriptions
2503 into separate files.
2504 * config/sh/sh1.md: New file, extracted from sh.md.
2505 * config/sh/sh4.md: New file, extracted from sh.md.
2506 * config/sh/shmedia.md: New file, extracted from sh.md
2507 and rewritten using new-style pipeline description.
2509 2004-07-18 Zack Weinberg <zack@codesourcery.com>
2511 * config/pa/pa.md: Delete the two remaining define_peephole
2512 patterns.
2514 2004-07-18 Steven Bosscher <stevenb@suse.de>
2515 Joseph S. Myers <jsm@polyomino.org.uk>
2517 * c-common.c (c_common_truthvalue_conversion): Don't warn if
2518 TREE_NO_WARNING is set.
2520 2004-07-18 Roger Sayle <roger@eyesopen.com>
2522 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2523 simplify_builtin_strncmp): Delete.
2524 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2525 Change argument to accept an arglist instead of an "exp". Assume
2526 that the return type is always integer_type_node. Copy missing
2527 transformations from their now obsolete simplify_builtin_*
2528 equivalents.
2529 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2530 fold_builtin_strcmp and fold_builtin_strncmp.
2531 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2532 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2533 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2535 2004-07-18 Daniel Jacobowitz <dan@debian.org>
2537 * Makefile.in (tree-alias-common.o): Update dependencies.
2539 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
2541 * cfgloop.c (flow_loop_nested_p): Fix comment.
2543 2004-07-17 Jason Merrill <jason@redhat.com>
2545 PR c++/16115
2546 * stor-layout.c (relayout_decl): New fn.
2547 * tree.h: Declare it.
2548 (DECL_BY_REFERENCE): New macro.
2550 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
2552 * libgcc2.c (__enable_execute_stack): New symbol.
2553 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
2554 and declare __enable_execute_stack.
2555 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2556 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2557 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2558 ENABLE_EXECUTE_STACK.
2559 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2560 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2561 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2562 ENABLE_EXECUTE_STACK.
2563 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2564 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2565 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2566 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2567 ENABLE_EXECUTE_STACK.
2568 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2569 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2570 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2571 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2572 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2573 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2574 (sparc64_initialize_trampoline): Likewise.
2575 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2577 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2579 * langhooks.h (builtin_function): New langhook.
2580 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2581 (LANG_HOOKS_INITIALIZER): Update.
2582 * tree.h (builtin_function): Remove.
2583 * doc/tm.texi: Update.
2584 * c-tree.h (builtin_function): Declare.
2585 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2586 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2587 config/ia64/ia64.c, config/iq2000/iq2000.c,
2588 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2589 config/stormy16/stormy16.c: All callers of builtin_function
2590 changed.
2592 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
2594 PR target/16556
2595 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2596 Remove white space after the backslash.
2598 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2600 PR rtl-optimization/16294
2601 * resource.c (return_insn_p): New predicate.
2602 (mark_target_live_regs): Use it. Special-case return insns.
2603 (init_resource_info): Use it. Don't scan the epilogue past
2604 a return.
2606 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2608 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2609 destroy dominance information.
2610 * passes.c (rest_of_handle_loop2): Free dominance information.
2611 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2612 jump threading.
2613 (thread_jumps): Update dominance information and remove unreachable
2614 blocks.
2615 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
2616 information and remove the unreachable block.
2618 2004-07-17 Graham Stott <graham.stott@btinternet.com>
2620 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2622 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
2624 * doc/sourcebuild.texi: Remove libf2c entry.
2626 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
2628 * config/i386/i386.md (movv16qi_internal): Fix typo.
2630 2004-07-17 Steven Bosscher <stevenb@suse.de>
2632 * final.c (final_scan_insn): Fix broken commit from previous
2633 patch.
2635 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2637 * c-typeck.c (parser_build_binary_op): Condition warnings for
2638 X<=Y<=Z on -Wparentheses instead of -Wextra.
2639 * doc/invoke.texi: Update. Document that most of -Wparentheses is
2640 supported for C only.
2642 2004-07-17 Steven Bosscher <stevenb@suse.de>
2644 * cfgcleanup.c (try_simplify_condjump): Don't remove line
2645 notes to avoid unreachable code warnings.
2646 * toplev.c (backend_init): Don't emit line notes for
2647 unreachable code warnings.
2649 * combine.c (distribute_notes): Don't distribute a
2650 REG_VTABLE_REF note.
2651 * final.c (final_scan_insn): Don't handle it.
2652 * rtl.c (reg_note_name): Remove it.
2653 * rtl.h (enum reg_node): Dito.
2655 * emit-rtl.c (force_line_numbers, restore_line_number_status):
2656 Remove.
2657 * rtl.h (force_line_numbers, restore_line_number_status):
2658 Remove prototypes.
2660 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2661 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
2662 (using_eh_for_cleanups): Also moved here.
2664 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2665 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
2666 to expand_start_case and add_case_node.
2667 * stmt.c (struct nesting): Cleanup unused fields condition_code,
2668 last_unconditional_cleanup, nominal_type, printname, and
2669 line_number_status.
2670 (struct fixup_goto): Remove.
2671 (struct stmt_status): Remove x_goto_fixup_chain field.
2672 (goto_fixup_chain): Remove.
2673 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2674 pushcase, pushcase_range): Remove.
2675 (expand_start_bindings_and_block): Don't set unused fields in
2676 the nesting stack.
2677 (expand_start_case, add_case_node): Cleanup unused formal arguments.
2678 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
2679 instead of emit_jump_if_reachable.
2680 (emit_case_nodes): Likewise.
2681 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2682 static.
2683 (update_eh_label): Work around left-over exception handing regions.
2684 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2685 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2686 (pass_cleanup_cfg_post_optimizing): New pass.
2687 (init_tree_optimization_passes): Run the new pass after all
2688 optimizations.
2689 * tree.h (pushcase, pushcase_range): Remove prototypes.
2690 (expand_start_case, add_case_node): Update prototypes.
2692 2004-07-16 Krister Walfridsson <cato@df.lth.se>
2694 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2696 2004-07-16 Richard Henderson <rth@redhat.com>
2698 * builtins.c (std_expand_builtin_va_arg): Remove.
2699 (expand_builtin_va_arg): Remove.
2700 * expr.h: Don't declare them.
2701 * gimplify.c (mark_decls_volatile_r): Remove.
2702 (copy_if_shared_r): Don't call it.
2703 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2704 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2705 * gimple-low.c (lower_stmt): Likewise.
2706 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2707 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2708 * tree-ssa-operands.c (get_expr_operands): Likewise.
2709 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2710 EXPAND_BUILTIN_VA_ARG.
2711 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2712 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2713 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2714 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2716 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2718 * tree-ssa-pre.c (insert_aux): Break out if we hit
2719 a critical edge.
2721 2004-07-16 Richard Henderson <rth@redhat.com>
2723 * basic-block.h (remove_fake_exit_edges): Declare.
2724 * cfganal.c (remove_fake_predecessors): Rename from
2725 remove_fake_successors; iterate over predecessors.
2726 (remove_fake_exit_edges): New.
2727 * cfgcleanup.c (try_optimize_cfg): Use it.
2728 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2729 * predict.c (estimate_probability): Likewise.
2730 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2731 * tree-cfg.c (make_edges): Likewise.
2732 * tree-ssa-pre.c (fini_pre): Likewise.
2733 * profile.c (instrument_edges): Don't remove_fake_edges.
2734 (branch_prob): Do it earlier here.
2736 2004-07-16 Richard Henderson <rth@redhat.com>
2738 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2739 switchification wrt CONSTRUCTOR. Document the reason.
2741 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
2743 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2744 that prevented descriptive __mf_check source location strings.
2746 2004-07-16 Richard Henderson <rth@redhat.com>
2748 * tree-def (WITH_SIZE_EXPR): New.
2749 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2750 * expr.c (expand_expr_real_1): Likewise.
2751 * gimplify.c (maybe_with_size_expr): New.
2752 (gimplify_arg, gimplify_modify_expr): Use it.
2753 (gimplify_modify_expr_to_memcpy): Take size parameter.
2754 (gimplify_modify_expr_to_memset): Likewise.
2755 (gimplify_expr): Handle WITH_SIZE_EXPR.
2756 * tree-alias-common.c (find_func_aliases): Likewise.
2757 * tree-eh.c (tree_could_trap_p): Likewise.
2758 (tree_could_throw_p): Likewise.
2759 * tree-gimple.c (is_gimple_lvalue): Likewise.
2760 (get_call_expr_in): Likewise.
2761 * tree-inline.c (estimate_num_insns_1): Likewise.
2762 (expand_calls_inline): Likewise.
2763 * tree-nested.c (convert_call_expr): Likewise.
2764 * tree-pretty-print.c (dump_generic_node): Likewise.
2765 * tree-sra.c (sra_walk_expr): Likewise.
2766 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2767 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2768 * tree-ssa-operands.c (get_expr_operands): Likewise.
2769 * tree-tailcall.c (find_tail_calls): Likewise.
2771 * calls.c (expand_call): Reset old_stack_allocated after
2772 calling emit_stack_restore.
2774 2004-07-16 Richard Henderson <rth@redhat.com>
2776 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2777 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2778 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2779 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2780 copy_res_decl_for_inlining.
2782 * tree-inline.c (declare_return_variable): New modify_dest argument.
2783 Use it as the return value, when possible or manditory. Handle
2784 TREE_ADDRESSABLE types.
2785 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
2786 replacement of CALL_EXPR.
2788 2004-07-16 Richard Henderson <rth@redhat.com>
2790 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2791 * gimple-low.c (expand_var_p): Don't check it.
2792 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2793 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2794 * tree-ssa-operands.c (add_stmt_operand): Likewise.
2795 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2796 (find_referenced_vars): Don't call them.
2797 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2799 2004-07-16 Richard Henderson <rth@redhat.com>
2801 * function.c (pass_by_reference): True for all variable sized types.
2803 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
2805 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2806 * tree-pretty-print.c: Include tree-chrec.h.
2807 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2808 and POLYNOMIAL_CHREC nodes.
2810 2004-07-16 Steve Ellcey <sje@cup.hp.com>
2812 * builtins.c (expand_builtin_stpcpy): Do not create temporary
2813 reg with VOIDmode.
2815 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2817 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2819 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
2821 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2822 to BASE_REGNUM.
2823 * config/s390/s390.c: Likewise.
2824 * config/s390/s390.h: Likewise.
2826 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2828 * config/mips/mips.md (addsi3, adddi3): Remove special handling
2829 of $sp adds. Remove REGNO checks from mips16 patterns.
2831 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2833 * config/mips/mips.md: Delete outdated comment.
2835 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2837 * config/mips/mips.c (get_float_compare_codes): Delete.
2838 (mips_emit_compare): New function, mostly extracted from
2839 get_float_compare_codes and gen_conditional_branch.
2840 (gen_conditional_branch, gen_conditional_move): Use it.
2842 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
2844 * genautomata.c (add_vect): Speedup by using integers as
2845 bit-vectors for walking through the comb_vect and finding
2846 a match.
2848 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2850 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2851 operand is an uns_arith_operand; use subtraction otherwise.
2852 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2853 not just arith_operands.
2855 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2857 * config/mips/mips-protos.h (gen_int_relational): Delete.
2858 (mips_emit_scc): Declare.
2859 * config/mips/mips.c (internal_test): Delete.
2860 (sle_operand, sleu_operand): New functions.
2861 (map_test_to_internal_test, gen_int_relational): Delete.
2862 (mips_emit_binary, mips_relational_operand_ok_p)
2863 (mips_emit_int_relational, mips_zero_if_equal)
2864 (mips_emit_scc): New functions.
2865 (gen_conditional_branch): Rework to use mips_emit_int_relational.
2866 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2867 sleu_operand.
2868 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2869 (sltu, sleu): Use mips_emit_scc.
2870 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2871 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2872 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2874 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2876 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2878 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2880 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2881 (*sne_[sd]i): Likewise sne_[sd]i_zero.
2882 (*sgt_[sd]i): ...and sgt_[sd]i.
2883 (*slt_[sd]i): ...and slt_[sd]i.
2884 (*sgtu_[sd]i): ...and sgtu_[sd]i.
2885 (*sltu_[sd]i): ...and sltu_[sd]i.
2886 (*sleu_[sd]i): ...and sleu_[sd]i_const.
2887 Name previously unnamed mips16 patterns. Formatting fixes.
2889 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2891 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2892 (branch_type): Delete.
2893 (gen_conditional_branch, gen_conditional_move)
2894 (mips_gen_conditional_trap): Update after name change. Get the
2895 comparison mode from cmp_operands[0].
2896 * config/mips/mips.h (cmp_type, branch_type): Delete.
2897 (cmp_operands): Renamed from branch_cmp.
2898 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2899 name change. Don't set branch_type.
2900 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2901 mode class of cmp_operands[0] rather than branch_type. Update after
2902 name change.
2904 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2906 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2907 of 0...255 to 0 when inside a SET.
2909 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
2911 * config/mips/mips.md: Remove mips16 define_peepholes.
2913 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
2915 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2916 (fini_pre): Remove fake edges.
2918 2004-07-15 Richard Henderson <rth@redhat.com>
2920 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
2921 (get_indirect_ref_operands, get_call_expr_operands): ... these.
2923 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2925 * vec.h (VEC_address): New function.
2927 2004-07-14 Jason Merrill <jason@redhat.com>
2929 PR middle-end/15885
2930 * gimplify.c (gimplify_arg): New fn, split out from...
2931 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2933 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2935 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2936 generate code which is generated by pushqi1 now
2937 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2939 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2941 * combine.c (simplify_set): match the mode of the constant 0 with
2942 the tested operand to match the compare behaviour and the
2943 simplify_relational_operation() expectation.
2945 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2947 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2948 ("bordered"): Same.
2950 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2952 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2953 unconditionally.
2954 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2956 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2958 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2959 calls in mips16 code.
2961 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2963 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2964 the destination of the li as well as for the neg.
2966 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2968 g++/15861
2969 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2970 * cgraph.h: Update declaration.
2971 * c-decl.c (build_cdtor): Update call with default priority.
2972 * coverage.c (create_coverage): Ditto.
2973 * tree-mudflap.c (mf_init_fndecl): New tree.
2974 (mudflap_init): Set it.
2975 (mudflap_register_call): Arrange to call __mf_init before the first
2976 __mf_register call.
2977 (mudflap_finish_file): Mark the mudflap static initializer as extra
2978 high priority, to beat all C++ static constructors.
2980 2004-07-15 Jeff Law <law@redhat.com>
2982 * loop.c (check_insn_for_givs): Restore check for code labels that was
2983 accidentally deleted by a recent checkin.
2985 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2987 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2988 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2990 2004-07-14 Richard Henderson <rth@redhat.com>
2992 * print-tree.c (print_node): Fix casts last change.
2994 2004-07-15 Paul Brook <paul@codesourcery.com>
2996 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2997 to TARGET_UNWIND_INFO.
2998 * except.c (output_function_exception_table): Ditto.
2999 * except.h: Ditto.
3000 * opts.c (decode_options): Ditto.
3001 * passes.c (rest_of_handle_final): Ditto.
3002 * final.c (final_start_function): Ditto.
3003 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3004 target hook.
3005 * targhooks.h (default_unwind_emit): Declare.
3006 * targhooks.c (default_unwind_emit): New function.
3007 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3008 * target.h (struct gcc_target): Add unwind_emit.
3009 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3010 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3011 Remove IA64_UNWIND_EMIT.
3012 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3014 2004-07-14 Richard Henderson <rth@redhat.com>
3016 * print-tree.c (print_node): Handle SSA_NAME.
3018 2004-07-14 James E Wilson <wilson@specifixinc.com>
3020 PR target/16325
3021 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3022 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3024 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3026 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3027 Use alias set 0 for memory, do proper mode calculations and adjust
3028 address for memories.
3030 2004-07-14 Per Bothner <per@bothner.com>
3032 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3033 structure with extra column field.
3034 * tree.c (expand_location): Also fill in column field.
3035 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3036 gets confused by the two conditionally-compiled definitions.
3038 2004-07-14 Eric Christopher <echristo@redhat.com>
3040 * calls.c (expand_call): Fix typo in comment.
3042 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3044 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3045 comparision of TFmode.
3047 2004-07-14 Richard Henderson <rth@redhat.com>
3049 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3050 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3051 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3052 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3053 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3054 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3055 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3056 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3057 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3059 2004-07-14 Mike Stump <mrs@apple.com>
3061 * config/darwin.h (WINT_TYPE): Define to be int to match
3062 system header files.
3064 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3066 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3067 that must be passed in the stack.
3068 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3069 arguments if the size is not a constant.
3071 2004-07-14 Per Bothner <per@bothner.com>
3073 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3074 instead of EXPR_LOCUS in a boolean context, which is always true
3075 if --enable-mapped-location.
3076 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3078 2004-07-14 Richard Henderson <rth@redhat.com>
3080 * dominance.c (struct dom_info): Add fake_exit_edge.
3081 (init_dom_info): Allocate it.
3082 (free_dom_info): Free it.
3083 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3084 in two passes.
3085 (calc_idoms): Honor fake_exit_edge.
3087 2004-07-13 Jason Merrill <jason@redhat.com>
3089 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3090 (rhs_test_for): New fn.
3091 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3092 * tree-gimple.h: Declare them.
3093 * gimplify.c (gimplify_modify_expr): Use the new fns.
3095 2004-07-14 Richard Henderson <rth@redhat.com>
3097 * config/arm/arm-protos.h (arm_va_arg): Remove.
3098 * config/arm/arm.c (arm_va_arg): Remove.
3099 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3100 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3102 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3104 * pa.c (fix_range): New function to mark a range(s) of registers as
3105 fixed registers.
3106 (override_options): Call fix_range if the -mfixed-range option string
3107 is not empty.
3108 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3109 * doc/invoke.texi (-mfixed-range): Document new option.
3111 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3113 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3114 for TARGET_64BIT.
3115 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3117 2004-07-14 Roger Sayle <roger@eyesopen.com>
3119 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3120 by a positive power of two, split out from expand_divmod. Provide
3121 an alternate implementation when shifts are expensive. Lower the
3122 threshold for using a branchless implementation to BRANCH_COST >= 2.
3123 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3125 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3127 * tree-dfa.c (make_rename_temp): *Really* work just
3128 like create_tmp_var if called while outside SSA form.
3130 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3132 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3133 for division by zero.
3134 ("umodsi3"): Likewise.
3136 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3138 * config/mips/mips.c (mips_output_move): When generating mips16 code,
3139 force loads of negative constants to be split.
3140 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3141 Generalize SImode li/neg splitter to cope with other modes.
3143 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3145 * expmed.c: Remove more references to QUEUED in the comments.
3146 * expr.c: Likewise.
3148 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3150 Revert:
3151 2004-07-13 Richard Henderson <rth@redhat.com>
3152 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3153 correctly.
3155 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3157 * tree-dfa.c (make_rename_temp): Work just like
3158 create_tmp_var if called while outside SSA form.
3160 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3162 * expr.c (enqueue_insn, finish_expr_for_function,
3163 protect_from_queue, queued_subexp_p, mark_queue,
3164 emit_insns_enqueued_after_mark, emit_queue,
3165 expand_increment): Remove.
3166 (store_constructor): Expand increment as an assignment.
3167 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3168 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3169 case POSTDECREMENT_EXPR>): Abort.
3170 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3171 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3172 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3173 * function.h (pending_chain, x_pending_chain): Remove.
3174 * rtl.def (QUEUED): Remove.
3176 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3177 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3178 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3179 encode_units_mask): Likewise.
3180 * local-alloc.c (equiv_init_varies_p): Likewise.
3181 * rtl.c (copy_rtx): Likewise.
3182 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3183 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3184 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3186 * builtins.c (expand_builtin, expand_builtin_apply,
3187 expand_builtin_mathfn, expand_builtin_mathfn_2,
3188 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3189 Remove calls to emit_queue and protect_from_queue.
3190 * calls.c (expand_call, precompute_arguments,
3191 precompute_register_parameters, rtx_for_function_call,
3192 store_one_arg): Likewise.
3193 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3194 * explow.c (memory_address): Likewise.
3195 * expmed.c (clear_by_pieces_1, clear_storage,
3196 clear_storage_via_libcall, emit_group_load,
3197 emit_group_store, emit_store_flag,
3198 expand_expr_real_1, store_by_pieces,
3199 store_constructor, store_expr, try_casesi,
3200 try_tablejump): Likewise.
3201 * function.c (expand_pending_sizes): Likewise.
3202 * optabs.c (emit_cmp_and_jump_insns,
3203 emit_conditional_add, emit_conditional_move,
3204 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3205 * stmt.c (emit_case_bit_tests,
3206 expand_asm_expr, expand_computed_goto,
3207 expand_decl_init, expand_end_case_type,
3208 expand_end_stmt_expr, expand_expr_stmt_value,
3209 expand_return, expand_start_case,
3210 optimize_tail_recursion): Likewise.
3211 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3212 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3214 2004-07-14 Ben Elliston <bje@au.ibm.com>
3216 * vec.h: Comment fix.
3218 2004-07-13 Richard Henderson <rth@redhat.com>
3220 * target.h (struct gcc_target): Add calls.pass_by_reference.
3221 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3222 * function.c (pass_by_reference): Use the hook.
3223 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3224 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3225 (hook_pass_by_reference_must_pass_in_stack): New.
3226 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3227 (alpha_pass_by_reference): New.
3228 (TARGET_PASS_BY_REFERENCE): New.
3229 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3230 * config/arc/arc.c (arc_pass_by_reference): New.
3231 (TARGET_PASS_BY_REFERENCE): New.
3232 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3233 (FUNCTION_ARG_CALLEE_COPIES): True.
3234 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3235 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3236 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3237 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3238 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3239 * config/cris/cris.c (cris_pass_by_reference): New.
3240 (TARGET_PASS_BY_REFERENCE): New.
3241 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3242 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3243 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3244 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3245 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3246 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3247 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3248 (frv_function_arg_pass_by_reference): Remove.
3249 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3250 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3251 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3252 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3253 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3254 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3255 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3256 (ia64_pass_by_reference): Rename from
3257 ia64_function_arg_pass_by_reference.
3258 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3259 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3260 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3261 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3262 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3263 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3264 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3265 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3266 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3267 (m32r_pass_by_reference): Adjust prototype. Make static.
3268 Handle mode sizes correctly.
3269 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3270 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3271 (m68hc11_function_arg_pass_by_reference): Remove.
3272 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3273 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3274 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3275 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3276 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3277 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3278 (mips_va_arg): Use pass_by_reference.
3279 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3280 Handle mode sizes correctly.
3281 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3282 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3283 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3284 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3285 (mmix_pass_by_reference): Rename from
3286 mmix_function_arg_pass_by_reference.
3287 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3288 (FUNCTION_ARG_CALLEE_COPIES): True.
3289 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3290 (mn10300_pass_by_reference): New.
3291 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3292 (FUNCTION_ARG_CALLEE_COPIES): True.
3293 * config/pa/pa.c (pa_pass_by_reference): New.
3294 (TARGET_PASS_BY_REFERENCE): New.
3295 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3296 (FUNCTION_ARG_CALLEE_COPIES): True.
3297 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3298 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3299 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3300 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3301 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3302 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3303 (s390_pass_by_reference): Rename from
3304 s390_function_arg_pass_by_reference.
3305 (s390_function_arg_advance): Don't query pass-by-ref.
3306 (s390_function_arg): Likewise.
3307 (s390_gimplify_va_arg): Use pass_by_reference.
3308 (s390_call_saved_register_used): Likewise.
3309 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3310 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3311 (shcompact_byref, sh_pass_by_reference): New.
3312 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3313 (SHCOMPACT_BYREF): Remove.
3314 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3315 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3316 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3317 (sparc_gimplify_va_arg): Use pass_by_reference.
3318 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3319 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3320 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3321 (v850_pass_by_reference): New.
3322 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3323 (FUNCTION_ARG_CALLEE_COPIES): True.
3324 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3325 FUNCTION_ARG_PASS_BY_REFERENCE docs.
3327 2004-07-14 Richard Henderson <rth@redhat.com>
3328 Richard Sandiford <rsandifo@redhat.com>
3330 * config/mips/mips-protos.h (mips_va_arg): Delete.
3331 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3332 * config/mips/mips.c: Include tree-gimple.h.
3333 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3334 (mips_arg_info): Remove special handling of must_pass_in_stck args.
3335 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3336 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3338 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3340 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3341 arguments for COND_EXPR in big-endian adjustment code.
3343 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3345 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3346 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3347 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3348 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3350 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3352 PR tree-optimization/16443
3353 * tree-ssa-alias.c: Add more description for
3354 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3355 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3356 clobbering of call-clobbered and addressable variables. If
3357 there are any before aliases have been computed, add them.
3359 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3361 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3362 verification.
3364 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3366 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3367 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3368 to the same type.
3370 2004-07-13 Per Bothner <per@bothner.com>
3372 * collect2.c (main): Handle --no-demangle and --demangle flags.
3374 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3376 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3377 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3378 (tree-data-ref.o): New rule.
3379 * lambda.h: New file.
3380 * tree-data-ref.c: New file.
3381 * tree-data-ref.h: New file.
3382 * tree.c (int_cst_value, tree_fold_gcd): New functions.
3383 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3385 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3387 PR target/13926
3388 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3389 * config/sparc/sparc.c (output_ubranch): New function.
3390 * config/sparc/sparc.md (jump pattern): Use it.
3392 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3394 PR target/16494
3395 * config/sparc/sparc.c (output_cbranch): Properly guard
3396 the code handling far branches with TARGET_V9.
3397 * config/sparc/sparc.md (length attribute): Document the
3398 side-effect of having a length greater or equal to 3.
3400 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3401 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
3403 PR target/15186
3404 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3405 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3407 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3408 Martin Sebor <sebor@roguewave.com>
3410 PR target/12602
3411 * doc/invoke.texi (SPARC options): Document -threads
3412 and -pthreads on Solaris.
3414 2004-07-13 Richard Henderson <rth@redhat.com>
3416 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3417 by reference.
3418 (ind_gimplify_va_arg_expr): Remove.
3419 * tree.h (ind_gimplify_va_arg_expr): Remove.
3420 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3421 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3422 argsp to be null.
3424 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3425 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3426 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3427 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3428 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3430 2004-07-13 Richard Henderson <rth@redhat.com>
3432 * function.c (pass_by_reference): New.
3433 (assign_parm_find_data_types): Use it.
3434 * calls.c (initialize_argument_information): Likewise.
3435 (emit_library_call_value_1): Likewise.
3436 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3437 * function.h (pass_by_reference): Declare.
3439 2004-07-13 Richard Henderson <rth@redhat.com>
3441 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3442 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3443 * expr.h (MUST_PASS_IN_STACK): Remove.
3444 * system.h (MUST_PASS_IN_STACK): Poison.
3445 * tree.h (must_pass_in_stack_var_size): Declare.
3446 (must_pass_in_stack_var_size_or_pad): Declare.
3447 * calls.c (must_pass_in_stack_var_size): New.
3448 (must_pass_in_stack_var_size_or_pad): Rename from
3449 default_must_pass_in_stack.
3450 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3451 (TARGET_MUST_PASS_IN_STACK): New.
3452 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3453 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3454 (TARGET_MUST_PASS_IN_STACK): New.
3455 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3456 * config/frv/frv.c (frv_must_pass_in_stack): New.
3457 (TARGET_MUST_PASS_IN_STACK): New.
3458 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3459 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3460 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3461 (ix86_must_pass_in_stack): Make static.
3462 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3463 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3464 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3465 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3466 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3467 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3468 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3469 (mcore_must_pass_on_stack): Remove.
3470 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3471 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3472 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3473 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3474 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3475 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3476 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3477 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3478 (TARGET_MUST_PASS_IN_STACK): New.
3479 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3480 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3481 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3482 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3483 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3484 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3485 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3486 MUST_PASS_IN_STACK.
3488 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3489 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3490 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3491 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3492 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3493 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3494 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3495 config/xtensa/xtensa.c: Use target hook.
3497 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
3499 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3500 * configure: Rebuilt.
3502 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3504 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3505 * config/mips/mips.h (mips_reg_names): Don't declare.
3506 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
3507 (TARGET_NAME_REGS): Delete.
3508 (TARGET_SWITCHES): Remove -mrnames.
3509 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3510 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3511 in REGISTER_NAMES.
3512 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3513 (override_options): Remove handling of TARGET_NAME_REGS.
3515 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3517 * config/mips/mips.h (TARGET_*): Boolify.
3519 2004-07-12 Nick Clifton <nickc@redhat.com>
3521 * config.gcc: Add sh-*-symbianelf target.
3522 * config/sh/sh.c: Add new target macros:
3523 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3524 TARGET_CXX_IMPORT_EXPORT_CLASS.
3525 (sh_file_start): Create a definition of the .directive section.
3526 (sh_attribute): Add dllimport and dllexport attributes.
3527 * config/sh/symbian-pre.h: New file.
3528 * config/sh/symbian-post.h: New file.
3529 * config/sh/symbian.c: New file. Contains Symbian specific
3530 functions.
3531 * config/sh/sh-protos.h: Add prototypes for new functions
3532 provided by symbian.c.
3533 * config/sh/t-symbian: New file.
3534 * doc/extend.texi: Document support for dllimport and dllexport
3535 attributes by the sh-symbianelf target.
3537 2004-07-12 James E Wilson <wilson@specifixinc.com>
3539 * Makefile.in (AR): Use @AR@ not ar.
3540 (NM): New.
3541 (AR_FOR_TARGET): Use $(AR) not ar for native.
3542 (NM_FOR_TARGET): Use $(NM) not nm for native.
3543 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3544 * configure: Regenerate.
3546 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3548 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3549 special case.
3550 (ashldi3_sp64): Likewise.
3552 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3554 PR target/16477
3555 * pa.c (function_arg): Update comment.
3556 * pa.h (BLOCK_REG_PADDING): Define.
3558 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3560 PR tree-optimization/16461
3561 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3562 arguments of phi nodes.
3564 2004-07-12 Devang Patel <dpatel@apple.com>
3566 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3568 2004-07-12 Steve Ellcey <sje@cup.hp.com>
3570 * function.c (expand_function_start): Ensure r_save is in Pmode.
3571 * calls.c (prepare_call_address): Ensure static_chain_value is
3572 in Pmode.
3573 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3574 r_save_area are in Pmode.
3575 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3576 fnaddr, and static_chain are in Pmode.
3578 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3580 PR target/16445
3581 * config/ia64/ia64.c (bundling): Don't count ignored insns.
3583 2004-07-12 Richard Henderson <rth@redhat.com>
3585 * target.h (struct gcc_target): Move gimplify_va_arg_expr
3586 next to build_builtin_va_list.
3587 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3588 * builtins.c (gimplify_va_arg_expr): Likewise.
3589 * gimplify.c (copy_if_shared_r): Likewise.
3591 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
3593 * passes.c (rest_of_decl_compilation): Don't defer call of
3594 assemble_variable if its DECL_RTL is already set.
3596 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
3598 * cfgloop.h (struct loop): Add nb_iterations field.
3599 (current_loops): Declare.
3600 * tree-chrec.c (chrec_not_analyzed_yet,
3601 chrec_dont_know, chrec_known, count_ev_in_wider_type,
3602 chrec_contains_symbols_defined_in_loop): Remove the temporary
3603 hooks.
3604 * tree-flow-inline.h (loop_containing_stmt): New function.
3605 * tree-scalar-evolution.c: Add implementation.
3606 * tree-scalar-evolution.h: Add declarations.
3608 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3610 PR rtl-optimization/15921
3611 * Makefile.in (global.o): Add recog.h.
3613 * global.c (recog.h): Add the include-clause.
3614 (bb_info): New member earlyclobber.
3615 (allocate_bb_info, free_bb_info): Initialize/finish the new
3616 member.
3617 (earlyclobber_regclass, earlyclobber_regclass_length): The new
3618 global variables.
3619 (check_earlyclobber, regclass_intersect,
3620 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3621 New functions.
3622 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3623 (make_accurate_live_analysis): Modify pavin.
3625 2004-07-12 Diego Novillo <dnovillo@redhat.com>
3627 * tree-cfg.c (find_taken_edge): Statically compute the truth
3628 value of a predicate comparing an SSA_NAME to itself.
3630 2004-07-12 Roger Sayle <roger@eyesopen.com>
3632 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3633 rs6000 doesn't have shift-and-add or shift-and-sub instructions
3634 by returning the cost of a multiplication plus an addition.
3636 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
3638 PR tree-optimization/14107
3639 * gimplify.c (gimplify_return_expr): Accept a
3640 RETURN_EXPR with an error argument.
3641 * tree-optimize.c (init_tree_optimization_passes):
3642 Run pass_warn_function_return at -O0.
3644 2004-07-12 Roger Sayle <roger@eyesopen.com>
3646 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3647 index entry.
3649 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
3651 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3652 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3653 * config/mips/3000.md: Add copyright notice. Remove automota and
3654 function units; use generic ones instead. Only define reservations
3655 for things that are different from generic.md. Extend each clause
3656 to include r3900.
3657 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3658 * config/mips/mips.md: Include them. Remove define_function_units.
3659 (alu, imuldiv): New automata and units.
3661 2004-07-12 Ben Elliston <bje@au.ibm.com>
3663 * doc/invoke.texi (Optimize Options): Document -frename-registers
3664 not being enabled by default at -O3.
3666 2004-07-11 Roger Sayle <roger@eyesopen.com>
3668 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3669 floating point additions, to keep real immediate constant positive.
3670 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
3671 into X + C, and leave positive real constants as X - C.
3673 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3675 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3677 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3679 PR tree-optimization/15654
3680 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3682 2004-07-11 Roger Sayle <roger@eyesopen.com>
3684 * builtins.c (fold_builtin_fputs): Don't bother converting the
3685 return type to integer_type_node, as we've already checked that
3686 the result will be ignored.
3688 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3689 that signed addition, subtraction, multiplication, division,
3690 remainder, negation and absolute value may potentially trap.
3692 * fold-const.c (fold_ignored_result): New function to strip
3693 non-side-effecting tree nodes from an expression whose result
3694 is ignored.
3695 (fold_convert): Call fold_ignored_result when casting a value
3696 to VOID_TYPE.
3697 (omit_one_operand): Call fold_ignored_result on the "omitted"
3698 operand when building a COMPOUND_EXPR.
3699 (pedantic_omit_one_operand): Likewise.
3700 * tree.h (fold_ignored_result): Prototype here.
3701 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3702 when we're going to ignore the result.
3704 2004-07-11 Richard Henderson <rth@redhat.com>
3706 PR tree-opt/16383
3707 * tree-ssa-ccp.c (fold_stmt_r): Split out...
3708 * tree.c (fields_compatible_p, find_compatible_field): ... new.
3709 * tree.h (fields_compatible_p, find_compatible_field): Declare.
3710 * tree-sra.c (sra_hash_tree): Hash fields by offset.
3711 (sra_elt_eq): Use fields_compatible_p.
3712 (generate_one_element_ref): Use find_compatible_field.
3714 2004-07-11 Richard Henderson <rth@redhat.com>
3716 PR tree-opt/16422
3717 * tree-sra.c (generate_one_element_init): New.
3718 (generate_element_init): Use it.
3719 (scalarize_init): Push/pop gimplify context around it.
3720 (find_new_referenced_vars_1, find_new_referenced_vars): New.
3721 * gimplify.c (gimplify_expr): Allow SSA_NAME.
3723 2004-07-11 Roger Sayle <roger@eyesopen.com>
3725 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3726 combine.c's combine_insn_cost.
3727 * rtl.h (insn_rtx_cost): Prototype here.
3728 * combine.c (combine_insn_cost): Delete function.
3729 (combine_validate_cost): Update callers of combine_insn_cost to
3730 call insn_rtx_cost instead.
3731 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
3732 requesting the rtx_cost of call and/or jump instructions.
3734 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3735 rtx_cost directly. Don't request/use the cost of call or jump
3736 instructions. Return -1 if the cost of any instruction can't be
3737 determined (or the BB contains a function call).
3738 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3739 -1 (i.e. can't determine the cost of any instruction or the basic
3740 block contains a subroutine call).
3741 (find_if_case_2): Likewise.
3743 2004-07-11 Roger Sayle <roger@eyesopen.com>
3745 * rs6000.c (struct processor_costs): Change semantics of fields to
3746 include the COST_N_INSNS scaling, and update all initializers.
3747 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3748 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3749 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
3750 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3752 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3754 * LANGUAGES: Remove obsolete information.
3756 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3758 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3759 SIGBUS signal frames, the PSW address points *to* the faulting
3760 instruction, not after it.
3762 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3764 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3765 added to TLS symbol addresses.
3767 2004-07-11 Richard Henderson <rth@redhat.com>
3769 * expmed.c (init_expmed): Use stack-local structures for
3770 temporary rtl. Don't recognize shifts.
3772 2004-07-11 Richard Henderson <rth@redhat.com>
3774 * expr.c (store_expr): Don't fiddle subreg promotion for types
3775 with precision smaller than the mode.
3777 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3779 * tree.h (all_types_permanent): Remove.
3781 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3783 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3784 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3785 * langhooks.c (lhd_clear_binding_stack): Remove.
3786 * langhooks-def.h (lhd_clear_binding_stack,
3787 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3788 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3789 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3790 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3791 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3792 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3793 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3794 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3795 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3796 * tree.h (poplevel): Don't declare.
3797 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3798 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3799 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3800 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3801 Remove.
3803 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
3805 PR tree-optimization/16437
3806 * c-common.c (shorten_compare): Don't mark result of conversion to
3807 narrower signed type as overflowing.
3808 * fold-const.c (decode_field_reference): Determine whether
3809 signedness comes from outer type using precision rather than size.
3811 2004-07-11 Phil Edwards <phil@codesourcery.com>
3813 * configure.ac: Alphabetize --enable-checking list, add
3814 missing valgrind entry.
3815 * configure: Regenerate.
3817 2004-07-11 Phil Edwards <phil@codesourcery.com>
3819 * doc/install.texi (Testing): Fix syntax in "make check" example.
3821 2004-07-10 James E Wilson <wilson@specifixinc.com>
3823 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3825 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3827 PR rtl-optimization/16001
3828 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3829 niter_expr.
3831 2004-07-10 Geoffrey Keating <geoffk@apple.com>
3833 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3835 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
3836 James Morrison <phython@gcc.gnu.org>
3838 * doc/contrib.texi (Contributors): Add gfortran contributors and
3839 fix a couple of typos.
3841 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3843 PR rtl-optimization/15387
3844 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3845 to incoming args space correctly.
3847 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3849 * pa.c (output_indirect_call): Only use %r2 as the link register in
3850 indirect calls with the long PA 2.0 pc-relative branch.
3852 2004-07-10 Daniel Jacobowitz <dan@debian.org>
3854 * config/i386/i386.c (override_options): Pick a 64-bit CPU
3855 for the default tuning if TARGET_64BIT.
3857 2004-07-10 Richard Henderson <rth@redhat.com>
3859 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3860 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
3862 2004-07-10 Jakub Jelinek <jakub@redhat.com>
3864 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3865 * expmed.c (store_bit_field, extract_bit_field): Remove last
3866 argument.
3867 * builtins.c (expand_builtin_signbit): Adjust callers.
3868 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3869 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3870 * ifcvt.c (noce_emit_move_insn): Likewise.
3871 * stmt.c (expand_return): Likewise.
3872 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3873 store_field, expand_expr_real_1): Likewise.
3875 2004-07-10 Richard Henderson <rth@redhat.com>
3877 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3879 2004-07-09 Mike Stump <mrs@apple.com>
3881 * config/darwin.c (no_dead_strip): Add.
3882 (HAVE_DEAD_STRIP): Add.
3883 (darwin_emit_unwind_label): Ensure that we don't dead code strip
3884 the .eh label.
3886 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3888 * tree-ssa-loop-im.c: New file.
3889 * Makefile.in (tree-ssa-loop-im.o): Add.
3890 * cfgloop.c (superloop_at_depth): New function.
3891 * cfgloop.h (superloop_at_depth): Declare.
3892 * common.opt (ftree-lim): New flag.
3893 * expr.c (array_ref_up_bound): New function.
3894 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3895 * timevar.def (TV_LIM): New timevar.
3896 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3897 computing immediate uses of a phi node.
3898 * tree-flow.h (struct tree_ann_common_d): Add aux field.
3899 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3900 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3901 * tree-pass.h (pass_lim): Declare.
3902 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3903 functions.
3904 (pass_lim): New pass structure.
3905 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3906 * tree.c (in_array_bounds_p): New function.
3907 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3908 (in_array_bounds_p, array_ref_up_bound): Declare.
3909 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3910 * doc/passes.texi (tree-ssa-loop-im.c): Document.
3912 2004-07-09 Richard Henderson <rth@redhat.com>
3914 * builtins.c (expand_builtin_stpcpy): Don't modify len.
3916 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3917 with prejudice.
3919 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
3921 * flags.h: Delete redundant prototypes that are being generated
3922 in options.h from common.opt.
3923 * common.opt: Add in the expository comments formerly in flags.h.
3925 2004-07-09 Jan Beulich <jbeulich@novell.com>
3927 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3928 available for use only when TARGET_MMX/_SSE is set, and check for
3929 variable argument function if any register count is non-zero.
3930 (function_arg): Correctly suppress repeated warnings for passing SSE
3931 vectors are arguments without SSE enabled.
3932 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3933 would be SSE register modes does no longer influence the alignment.
3935 2004-07-09 Richard Henderson <rth@redhat.com>
3937 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3938 Always align upward to arg boundary. Use size_in_bytes/round_up.
3939 Maintain type-correctness of constants.
3940 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3942 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3944 * config/sparc/sparc.c (*_costs): Scale instruction costs
3945 by COSTS_N_INSNS.
3946 (sparc_rtx_costs): Adjust as appropriate.
3948 2004-07-09 Jan Beulich <jbeulich@novell.com>
3950 * config/i386/mm3dnow.h: New.
3951 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3953 2004-07-09 Richard Henderson <rth@redhat.com>
3955 * simplify-rtx.c (simplify_const_relational_operation): Only
3956 look at bounds of scalar integers.
3958 2004-07-09 Jan Beulich <jbeulich@novell.com>
3960 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3962 2004-07-09 Andrew Pinski <apinski@apple.com>
3964 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3965 always referenced.
3966 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3967 UOBJC_METACLASS_decl.
3969 2004-07-09 James E Wilson <wilson@specifixinc.com>
3971 PR target/16364
3972 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3973 do return a parallel if hfa_mode == XFmode and mode == TImode.
3975 2004-07-09 Jan Beulich <jbeulich@novell.com>
3977 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3978 permissible for unary plus.
3980 2004-07-09 Jan Beulich <jbeulich@novell.com>
3982 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3983 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3984 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3985 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3986 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3987 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3988 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3989 (BUILTIN_xxxIMAX): New.
3990 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3991 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3992 BUILT_IN_PARITYIMAX.
3994 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3996 * config/sparc/sparc.h (processor_costs): Define.
3997 (sparc_costs): Declare.
3998 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3999 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4000 ultrasparc3_costs): New.
4001 (sparc_override_options): Set sparc_costs as appropriate.
4002 (sparc_rtx_costs): Use sparc_costs instead of messy
4003 conditionals.
4005 2004-07-09 Steven Bosscher <stevenb@suse.de>
4007 * doc/md.texi (Processor pipeline description): Mention that
4008 the old pipeline description is deprecated.
4010 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4011 mciu_7450 function unit to...
4012 (automaton ppc7450mciu): ...new automaton.
4014 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4015 (schedule_block): Don't consider inserting bubbles.
4016 (sched_init): Don't initialize DFA bubbles.
4017 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4018 TARGET_SCHED_DFA_BUBBLE): Remove.
4019 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4020 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4021 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4023 * stmt.c (conditional_context): Remove prototype.
4024 * tree.h (conditional_context): Remove.
4025 * tree-cfg.c (pre_insert_on_edge): Remove.
4027 * c-common.h (c_expand_asm_operands): Remove prototype.
4028 * c-typeck.c (c_expand_asm_operands): Remove.
4030 2004-07-09 Jan Beulich <jbeulich@novell.com>
4032 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4033 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4034 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4035 and V8QI are class SSE. All sufficiently small remaining vector modes
4036 must be passed in one or two integer registers.
4037 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4038 returned in memory.
4039 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4040 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4041 and must thus be handled explicitly.
4042 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4043 MMX and XMM regs.
4044 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4045 movv2sf_internal): Permit moving between MMX and XMM registers (since
4046 MMX areguments and return values are passed in XMM registers).
4047 (sse2_umulsidi3): Correct type and mode.
4049 2004-07-09 Richard Henderson <rth@redhat.com>
4051 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4053 2004-07-09 Eric Christopher <echristo@redhat.com>
4055 * config/rs6000/40x.md: Split into two automatons.
4057 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4058 Andrew Pinski <apinski@apple.com>
4060 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4061 on when we have more than one input file.
4062 (c_common_parse_file): Restore loop over all input files.
4063 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4065 * c-decl.c (set_type_context): New function.
4066 (pop_scope): Use it to set context of types. When we
4067 encounter a TYPE_DECL, set the context of the attached type too.
4068 (pop_file_scope): Don't call cpp_undef_all here.
4069 (diagnose_mismatched_decls): Do not complain about a second
4070 definition of an 'extern inline' function if it's not in the
4071 same translation unit. Do not complain about inline
4072 declaration after use if the use was in a different
4073 translation unit.
4074 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4075 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4076 the external scope.
4077 (pushdecl_top_level): Likewise.
4078 (grokdeclarator): Clarify what is going on with setting
4079 DECL_EXTERNAL on function types, a little.
4080 (c_write_global_declarations): Don't do anything if
4081 -fsyntax-only or errors have been encountered.
4083 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4085 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4087 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4089 PR target/16459
4090 * pa.c (output_indirect_call): Use %r2 as the link register when
4091 calling $$dyncall with a pc-relative branch.
4093 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4095 * doc/install.texi (Binaries): Mention OpenPKG.
4097 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4099 Fix PR tree-optimization/15555
4100 * tree-dfa.c (dump_variable): If the variable is a pointer
4101 SSA_NAME, also dump its points-to information.
4102 * tree-flow.h (struct ptr_info_def): Add field
4103 is_dereferenced.
4104 (dump_points_to_info_for): Declare.
4105 (debug_points_to_info_for): Declare.
4106 * tree-optimize.c (init_tree_optimization_passes): Add a
4107 second alias analysis pass after DOM2.
4108 Move pass_del_pta to a later spot.
4109 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4110 create a name tags when we find a dereferenced pointer. Just
4111 mark the pointer dereferenced.
4112 (collect_points_to_info_for): Move code to clear points-to
4113 information to create_name_tags.
4114 (create_name_tags): New function.
4115 (compute_flow_sensitive_aliasing): Call it.
4116 (setup_pointers_and_addressables): Mark type tags for renaming
4117 here instead of ...
4118 (create_memory_tag): ... here.
4119 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4120 (dump_points_to_info_for): Declare extern.
4121 (debug_points_to_info_for): New function.
4123 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4125 * config/arc/arc.md: Switch to DFA-based scheduler description.
4126 * config/arc/arc.c: Switch to DFA-based scheduler description.
4128 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4130 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
4131 pointer.
4133 2004-07-09 Richard Henderson <rth@redhat.com>
4135 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
4136 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4137 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
4138 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4140 * config/v850/v850-protos.h (v850_va_arg): Remove.
4141 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4142 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
4143 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
4144 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
4145 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
4147 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4149 PR target/12133
4150 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
4151 and DImode to use +/-4k offset.
4153 2004-07-09 Richard Henderson <rth@redhat.com>
4155 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
4156 Remove.
4157 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4158 (xstormy16_gimplify_va_arg_expr): Rewrite from
4159 xstormy16_expand_builtin_va_arg.
4160 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
4162 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
4163 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4165 * config/sh/sh-protos.h (sh_va_arg): Remove.
4166 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4167 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4168 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4170 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4171 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4172 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4173 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4175 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4176 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4177 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4178 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4180 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4182 * config/sparc/sparc.md (return): Rewrite length formula.
4183 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4184 argument to final_scan_insn when in a delay slot.
4185 (output_sibcall): Likewise.
4187 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4189 * arm.c (arm_cpp_interwork): New variable.
4190 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4191 line.
4192 * arm.h (arm_cpp_interwork): Declare it.
4193 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4194 __THUMB_INTERWORK__ in the preprocessor.
4196 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4198 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4200 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4202 PR target/16416
4203 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4204 Override default settings to account for -m32 and -m64.
4206 2004-07-08 Randolph Chung <tausq@debian.org>
4208 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4210 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4212 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4213 before comparing it as such.
4215 2004-07-08 Richard Henderson <rth@redhat.com>
4217 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4218 temporary. Use bit arithmetic to align.
4220 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4222 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4223 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4224 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4225 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4226 add_labels_and_missing_jumps, find_jump_block,
4227 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
4228 Likewise.
4229 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
4230 link_btr_uses, move_btr_def): Likewise.
4231 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
4232 expand_builtin_expect_jump): Likewise.
4233 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
4234 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4235 * cfganal.c (forwarder_block_p): Likewise.
4236 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
4237 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
4238 find_bb_boundaries): Likewise.
4239 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4240 merge_blocks_move_predecessor_nojumps,
4241 merge_blocks_move_successor_nojumps, insns_match_p,
4242 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4243 try_optimize_cfg): Likewise.
4244 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
4245 * cfglayout.c (skip_insns_after_block, label_for_bb,
4246 record_effective_endpoints, insn_locators_initialize,
4247 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
4248 * cfgmainloop.c (create_loop_notes): Likewise.
4249 * cfgrtl.c (delete_insn, delete_insn_chain,
4250 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
4251 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
4252 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4253 redirect_branch_edge, force_nonfallthru_and_redirect,
4254 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
4255 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
4256 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
4257 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
4258 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
4259 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
4260 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
4261 * combine.c (combine_instructions, can_combine_p, try_combine,
4262 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
4263 distribute_notes, distribute_links, insn_cuid): Likewise.
4264 * cse.c (fold_rtx, cse_insn, cse_around_loop,
4265 invalidate_skipped_block, cse_set_around_loop,
4266 cse_end_of_basic_block, cse_main, cse_basic_block,
4267 cse_condition_code_reg): Likewise.
4268 * cselib.c (cselib_process_insn): Likewise.
4269 * ddg.c (create_ddg): Likewise.
4270 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
4271 Likewise.
4272 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4273 gen_label_die, dwarf2out_var_location): Likewise.
4274 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
4275 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
4276 last_call_insn, active_insn_p, next_label, prev_label,
4277 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
4278 add_insn_before, remove_insn, add_function_usage_to,
4279 reorder_insns, find_line_note, remove_unnecessary_notes,
4280 emit_insn_after_1, classify_insn): Likewise.
4281 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
4282 connect_post_landing_pads, sjlj_mark_call_sites,
4283 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
4284 can_throw_internal, can_throw_external, set_nothrow_function_flags,
4285 convert_to_eh_region_ranges): Likewise.
4286 * explow.c (optimize_save_area_alloca): Likewise.
4287 * expr.c (expand_expr_real): Likewise.
4288 * final.c (insn_current_reference_address, compute_alignments,
4289 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
4290 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
4291 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
4292 propagate_block_delete_insn, propagate_one_insn,
4293 init_propagate_block_info, propagate_block, libcall_dead_p,
4294 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
4295 Likewise.
4296 * function.c (instantiate_virtual_regs, reorder_blocks_1,
4297 expand_function_start, expand_function_end, contains,
4298 thread_prologue_and_epilogue_insns,
4299 reposition_prologue_and_epilogue_notes): Likewise.
4300 * gcse.c (constprop_register, bypass_conditional_jumps,
4301 insert_insn_end_bb, gcse_after_reload): Likewise.
4302 * genemit.c (gen_expand, gen_split): Likewise.
4303 * genpeep.c (gen_peephole, main): Likewise.
4304 * global.c (build_insn_chain): Likewise.
4305 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
4306 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
4307 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
4308 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
4309 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
4310 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
4311 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
4312 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
4313 dead_or_predicable): Likewise.
4314 * integrate.c (try_constants): Likewise.
4315 * jump.c (rebuild_jump_labels, cleanup_barriers,
4316 purge_line_number_notes, init_label_info, mark_all_labels,
4317 squeeze_notes, get_label_before, get_label_after,
4318 reversed_comparison_code_parts, simplejump_p, pc_set,
4319 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
4320 delete_barrier, delete_prior_computation, delete_computation,
4321 delete_related_insns, delete_for_peephole, redirect_jump):
4322 Likewise.
4323 * lcm.c (optimize_mode_switching): Likewise.
4324 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
4325 Likewise.
4326 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
4327 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
4328 * loop-iv.c (simplify_using_assignment): Likewise.
4329 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
4330 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
4331 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
4332 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
4333 check_insn_for_givs, check_final_value, update_giv_derive,
4334 basic_induction_var, product_cheap_p, check_dbra_loop,
4335 loop_insn_first_p, last_use_this_basic_block,
4336 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4337 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4338 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4339 sms_schedule_by_order): Likewise.
4340 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4341 * postreload.c (reload_cse_simplify_operands, reload_combine,
4342 reload_cse_move2add): Likewise.
4343 * predict.c (can_predict_insn_p, estimate_probability,
4344 expected_value_to_br_prob, process_note_predictions): Likewise.
4345 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4346 * profile.c (branch_prob): Likewise.
4347 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4348 detect_webs_set_in_cond_jump): Likewise.
4349 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4350 ra_print_rtl_with_bb): Likewise.
4351 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4352 * recog.c (next_insn_tests_no_inequality, find_single_use,
4353 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4354 * reg-stack.c (next_flags_user, record_label_references,
4355 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4356 compensate_edge, convert_regs_1): Likewise.
4357 * regclass.c (scan_one_insn): Likewise.
4358 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4359 regmove_optimize, fixup_match_1, single_set_for_csa,
4360 combine_stack_adjustments_for_block): Likewise.
4361 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4362 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4363 find_equiv_reg): Likewise.
4364 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4365 reload_as_needed, emit_input_reload_insns, do_output_reload,
4366 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4367 Likewise.
4368 * reorg.c (find_end_label, emit_delay_sequence,
4369 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4370 get_jump_flags, rare_destination, mostly_true_jump,
4371 try_merge_delay_insns, redundant_insn, own_thread_p,
4372 fill_simple_delay_slots, fill_slots_from_thread,
4373 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4374 dbr_schedule): Likewise.
4375 * resource.c (find_basic_block, next_insn_no_annul,
4376 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4377 * rtl.h (RTX_PREV): Likewise.
4378 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4379 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4380 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4381 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4382 tablejump_p, computed_jump_p, insns_safe_to_move_p,
4383 find_first_parameter_load, can_hoist_insn_p): Likewise.
4384 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4385 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4386 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4387 schedule_ebbs): Likewise.
4388 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4389 is_conditionally_protected, can_schedule_ready_p,
4390 add_branch_dependences, debug_dependencies): Likewise.
4391 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4392 Likewise.
4393 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4394 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4395 set_dominates_use, ujump_to_loop_cont): Likewise.
4396 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4397 * varasm.c (output_constant_pool_1): Likewise.
4399 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4401 * tree-scalar-evolution.c: New file.
4402 * tree-scalar-evolution.h: New file.
4403 * tree-ssa-loop-niter.c: New file.
4404 * Makefile.in (SCEV_H): New.
4405 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4406 * cfgloop.h (struct loop): Add bounds field.
4407 * tree-flow.h (struct tree_niter_desc): New type.
4408 (number_of_iterations_cond, number_of_iterations_exit,
4409 loop_niter_by_eval, find_loop_niter_by_eval,
4410 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4411 free_numbers_of_iterations_estimates): Declare.
4412 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4413 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4414 * doc/invoke.texi (max-iterations-to-track): Document.
4416 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
4418 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4419 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4420 (MODE_AFTER): Add cast appropriately.
4421 * config/sh/sh.md (movdi splitter): Likewise.
4422 (casesi_worker_2): Add const qualifier appropriately.
4423 (eh_return): Remove unused variable.
4424 (insv): Initialize v;
4426 2004-07-08 Richard Henderson <rth@redhat.com>
4428 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4429 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4430 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4431 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4432 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4434 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4435 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4436 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4437 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4439 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4440 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4441 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4442 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4444 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4445 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4446 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4447 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4449 * config/i860/i860-protos.h (i860_va_arg): Remove.
4450 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4451 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4452 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4454 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4456 * system.h: Prototype getpagesize if missing.
4457 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4458 * configure: Regenerate.
4459 * config.in: Regenerate.
4461 2004-07-08 Richard Henderson <rth@redhat.com>
4463 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4464 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4465 (fr30_gimplify_va_arg_expr): New.
4466 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4467 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4469 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
4471 PR target/16414
4472 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4473 of asm_noperands result.
4475 2004-07-08 Richard Henderson <rth@redhat.com>
4477 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4478 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4479 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4480 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
4482 2004-07-08 Richard Henderson <rth@redhat.com>
4484 * builtins.c (ind_gimplify_va_arg_expr): New.
4485 * tree.h (ind_gimplify_va_arg_expr): Declare.
4486 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4488 2004-07-08 Jan Beulich <jbeulich@novell.com>
4490 * expmed.c (extract_bit_field): Correct condition to use vec_extract
4491 patterns also on vector elements other than the first one.
4492 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4493 break statements.
4495 2004-07-08 Geoffrey Keating <geoffk@apple.com>
4497 * config/rs6000/darwin-ldouble.c: Correct reference
4498 to the Linnainmaa paper.
4500 2004-07-08 Richard Henderson <rth@redhat.com>
4502 * config/arc/arc-protos.h (arc_va_arg): Remove.
4503 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4504 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4505 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4507 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4508 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4509 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4510 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4512 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4514 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4516 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4518 * c-decl.c (static_ctors, static_dtors): Make static.
4519 (pop_file_scope): Call c_common_write_pch and
4520 cgraph_finalize_compilation_unit here.
4521 (build_cdtor): Moved here from c-objc-common.c; simplify.
4522 (c_write_global_declarations_1): Clarify comment.
4523 (c_write_global_declarations): Close the external scope before
4524 doing anything else. Call build_cdtor, cgraph_optimize, and
4525 mudflap_finish_file here.
4526 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4527 Clarify comment.
4528 * c-objc-common.c: No need to include cgraph.h.
4529 (build_cdtor): Moved to c-decl.c.
4530 (c_objc_common_finish_file): Delete.
4531 * c-tree.h: Update to match.
4532 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4533 (generate_static_references): Set TREE_USED before calling finish_decl.
4534 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
4535 on the static_instances_decl.
4537 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4539 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4540 decls when there is only one input translation unit.
4541 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4542 change of 2004-07-05; do not treat declarations with
4543 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4544 * opts.c (cur_in_fname): Delete.
4545 * opts.h: Likewise.
4546 * tree.c: Revert changes of 2004-07-05; no special treatment
4547 for TRANSLATION_UNIT_DECLs.
4548 * Makefile.in (tree.o): Update dependencies.
4550 2004-07-08 Roger Sayle <roger@eyesopen.com>
4552 * builtins.c (fold_builtin_strcpy): Merge functionality from
4553 simplify_builtin_strcpy. Add additional len argument. No longer
4554 static. Remove function prototype.
4555 (fold_builtin_strncpy): Likewise integrate functionality from
4556 simplify_builtin_strncpy. Add additional slen argument. No
4557 longer static. Remove function prototype.
4558 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4559 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
4560 types of "ignore" and "unlocked" parameters to bool.
4561 (fold_builtin_1): Add additional ignore argument. Call renamed
4562 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4563 builtins. Update arguments to fold_builtin_strncpy and
4564 fold_builtin_strcpy. Add function prototype.
4565 (fold_builtin): Add additional Boolean ignore argument to pass
4566 to fold_builtin_1.
4567 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4568 and fold_builtin_strncpy instead of simplify_builtin_fputs,
4569 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4571 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4572 simplify_builtin_strncpy): Delete function prototypes.
4573 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4574 fold_builtin_strncpy): Add function prototypes here.
4575 (fold_builtin): Update function prototype with new "bool ignore".
4577 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4578 (ccp_fold_builtin): Update call to fold_builtin. Call
4579 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4580 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4581 simplify_builtin_strncpy respectively.
4582 * fold-const.c (fold): Update call to fold_builtin.
4584 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4586 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4587 to strcpy.
4589 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4590 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4591 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4592 * calls.c: Remove ifdefs of macros above.
4593 * functions.c: Likewise.
4594 * expr.c: Likewise.
4596 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4598 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4599 (arch attribute): Delete.
4600 (current_function_calls_alloca attribute): Rename into calls_alloca.
4601 (calls_eh_return): New attribute.
4602 (leaf_function): Likewise.
4603 (length attribute): Fix formula for sibcalls.
4604 (return insn): Correctly compute the 'length' attribute.
4605 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
4607 2004-07-08 Richard Henderson <rth@redhat.com>
4609 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
4610 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
4611 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
4612 * tree-eh.c (lower_eh_constructs_1): Likewise.
4613 * tree-sra.c (sra_walk_modify_expr): Likewise.
4614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4615 (eliminate_unnecessary_stmts): Likewise.
4616 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4617 * tree-tailcall.c (optimize_tail_call): Likewise.
4618 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
4620 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4621 Jakub Jelinek <jakub@redhat.com>
4623 * config/i386/i386.c (override_options): Enable
4624 SSE prefetches with -mtune, as long as we are
4625 compiling for i686 or higher. All i686 processors
4626 accept SSE prefetches as NOPS, some i586's don't.
4628 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4630 PR target/10567
4631 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
4633 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4635 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
4636 the handling of clobbering ASM_EXPRs.
4638 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4640 PR target/16430
4641 * config/sparc/sparc.c (function_value): In 64-bit mode,
4642 return the aggregates larger than 16 bytes like unions.
4644 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4646 PR target/16199
4647 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
4648 'temp' is zero, generate new pseudos as needed and emit the
4649 sequence of insns in single-assignment form. Resync comments
4650 with code.
4651 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
4652 function before reload.
4654 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
4656 * vec.c (vec_assert_fail): Remove duplicate 'function'.
4658 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
4660 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
4661 Allocation is signed.
4662 (VEC_reserve): Return flag, allocation is signed.
4664 2004-07-08 Richard Henderson <rth@redhat.com>
4666 * tree-ssa-ccp.c (fold_stmt): Get type directly from
4667 OBJ_TYPE_REF_OBJECT.
4669 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
4670 Neil Booth <neil@daikokuya.co.uk>
4672 PR c/2511
4673 PR c/3325
4674 * c-decl.c (finish_struct): Ensure bit-fields are given the
4675 correct type.
4676 * c-common.c (c_common_signed_or_unsigned_type): For C, require
4677 the precision to match as well as the mode.
4678 * expr.c (reduce_to_bit_field_precision): New function.
4679 (expand_expr_real_1): Reduce expressions of bit-field type to
4680 proper precision.
4681 * langhooks.h (reduce_bit_field_operations): New hook.
4682 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4683 Define.
4684 * c-lang.c, objc/objc-lang.c
4685 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4686 * objc/objc-act.c (check_ivars): Convert types to bit-field types
4687 before checking.
4688 * tree.c (build_nonstandard_integer_type): New function.
4689 * tree.h (build_nonstandard_integer_type): New prototype.
4690 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4691 conversions between integer and boolean types as useless.
4693 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4695 * c-common.c (c_common_nodes_and_builtins): Do not
4696 create __builtin_ptrdiff_t and __builtin_size_t.
4698 2004-07-08 Andrew Pinski <apinski@apple.com>
4700 * Makefile.in (libbackend.o): Add -combine to the gcc
4701 command line.
4703 2004-07-08 Nick Clifton <nickc@redhat.com>
4705 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4706 Set to -Os.
4708 2004-07-08 Richard Henderson <rth@redhat.com>
4710 * except.c (expand_eh_region_start, expand_eh_region_end,
4711 expand_eh_handler, expand_eh_region_end_cleanup,
4712 expand_start_all_catch, expand_start_catch, expand_end_catch,
4713 expand_end_all_catch, expand_eh_region_end_allowed,
4714 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4715 expand_eh_region_end_fixup): Remove.
4716 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4717 cleanups, outer_cleanups, label_chain, exception_region.
4718 (struct goto_fixup): Remove stack_level, cleanup_list_list.
4719 (struct label_chain): Remove.
4720 (struct stmt_status): Remove x_stack_block_stack.
4721 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4722 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4723 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4724 end_cleanup_deferral, last_cleanup_this_contour,
4725 containing_blocks_have_cleanups_or_stack_level,
4726 any_pending_cleanups): Remove.
4727 (expand_null_return_1): Take no arguments.
4728 (expand_label, expand_naked_return, expand_return,
4729 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4730 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4731 expand_end_case_type): Don't use any of them.
4732 * calls.c (expand_call): Likewise.
4733 * dojump.c (do_jump): Likewise.
4734 * function.c (expand_function_end): Likewise.
4735 * expr.c (store_expr, expand_expr_real_1): Likewise.
4736 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4737 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4738 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4739 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4740 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4741 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4742 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4743 for WITH_CLEANUP_EXPR.
4744 (gimple_push_cleanup): Likewise.
4745 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4746 * print-tree.c (print_node): Likewise.
4747 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4748 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4749 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4750 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4751 (GOTO_SUBROUTINE_EXPR): Remove.
4752 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4753 (DECL_TOO_LATE): Remove.
4754 * except.h, tree.h: Update decls.
4756 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
4758 * explow.c (optimize_save_area_alloca): Do not accept parameters.
4759 * passes.c (rest_of_handle_final): Handle symout.
4760 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4761 Push timevar here.
4762 (rest_of_handle_sched): Break out SMS. Remove ifs for
4763 flag_schedule_insns and flag_modulo_sched.
4764 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4765 collect at the end.
4766 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4767 (rest_of_handle_partition_blocks, rest_of_handle_sms,
4768 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4769 rest_of_handle_mode_switching, rest_of_handle_jump,
4770 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4771 rest_of_handle_jump2, rest_of_handle_postreload,
4772 rest_of_handle_flow2, rest_of_clean_state,
4773 rest_of_handle_shorten_branches,
4774 rest_of_handle_prologue_epilogue,
4775 rest_of_handle_branch_target_load_optimize): New.
4776 (rest_of_compilation): Call the above. Remove ggc_collect
4777 calls moved to rest_of_handle_*.
4778 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4780 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4781 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4782 * except.h (set_nothrow_function_flags): Update comment.
4783 * function.c (current_function_nothrow): Remove.
4784 * output.h (current_function_nothrow): Remove.
4785 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4786 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4788 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4790 PR bootstrap/16326
4791 * reorg.c: Revert 2004-06-30 change.
4792 (find_end_label): If HAVE_epilogue and !HAVE_return,
4793 return 0 instead of creating a label at the end of the insn chain.
4794 (optimize_skip): Account for the failure mode of find_end_label.
4795 (fill_simple_delay_slots): Likewise.
4796 (fill_slots_from_thread): Likewise.
4797 (relax_delay_slots): Likewise.
4799 2004-07-08 Diego Novillo <dnovillo@redhat.com>
4801 * tree-flow.h (addressable_vars): Declare.
4802 * tree-ssa-alias.c (addressable_vars): Define.
4803 (setup_pointers_and_addressables): Add addressable variables
4804 to addressable_vars.
4805 * tree-ssa-operands.c (get_stmt_operands): Move
4806 handling of ASM_EXPRs ...
4807 (get_asm_expr_operands): ... here.
4808 When the ASM_EXPR clobbers memory, also clobber addressable
4809 variables.
4810 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4811 (delete_tree_ssa): Reset addressable_vars.
4813 2004-07-07 Jan Beulich <jbeulich@novell.com>
4814 Richard Henderson <rth@redhat.com>
4816 * varasm.c (assemble_variable): Use assemble_zeros for
4817 zero-initialized variables.
4818 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4819 for SECCAT_BSS and SECCAT_TBSS.
4821 2004-07-07 Jan Beulich <jbeulich@novell.com>
4823 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4825 * expmed.c (emit_store_flag): Also special-case double-word
4826 (in-)equality comparison against -1.
4828 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4829 passing arguments the containers for which are registers.
4831 * calls.c (emit_library_call_value_1): Use mode of function parameter
4832 rather than that of argument since constants have none.
4834 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4836 Introduce H8SX support.
4837 * expr.c (expand_strcpy): Renamed and moved to...
4838 * builtins.c (expand_movstr): ... here. Tweak.
4839 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
4840 computed or has side effects.
4841 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
4842 unused, or if mempcpy fails. Adjust the return value in the
4843 latter case. Use movstr if everything else fails.
4844 * doc/md.texi (movstr): Document.
4845 (movmemM, clrmemM): Fix explanation of memory block operands.
4846 * config/h8300/h8300.md (stpcpy): Renamed to...
4847 (movstr): ... this. Adjust.
4848 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4849 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4850 movmem* and clrstr* to clrmem*.
4851 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
4852 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4853 GENERAL_REGS, always.
4854 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4855 getting the stack pointer as addr.
4856 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4857 from general_operand_dst.
4858 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4859 variant of...
4860 (movmd_internal): ... this. Add modes to operands. Disparage `D'
4861 instead of requiring it to match only before reload.
4862 (stpcpy_internal_normal): New, normal-mode variant of...
4863 (stpcpy_internal): ... this. Add modes to operands. Disparage
4864 `D' instead of requiring it to match only before reload.
4865 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4866 mode argument.
4867 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4868 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4869 h8300_get_index.
4870 * config/h8300/h8300.md (attr type): Add call.
4871 (attr can_delay): If type is call, set it no.
4872 (call, call_value): Set type to call.
4873 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
4874 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4875 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
4876 * tree.c (get_narrower): Don't narrow integral types into
4877 non-integral types.
4878 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4879 frame_size *before* the first use.
4880 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4881 on input.
4882 (peephole2): Don't widen instructions that push SP. Move
4883 decrement of SP to the end of all stm-generating peepholes.
4884 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4885 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4886 and OR to set it to all ones.
4887 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
4888 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4889 (call, call_value): Set can_delay to "no".
4890 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
4891 * config/h8300/h8300.md (extzv): Make subreg check more robust.
4892 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4893 * config/h8300/h8300.md (*brabit): Remove.
4894 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4895 zero_extract. Use bit_memory_operand as the predicate for
4896 operand 1 and 'WU' as the constraint. Check the difference
4897 between the base length and the final one when deciding which
4898 type of branch to use.
4899 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4900 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4901 Use convert_move to extend the result for TARGET_H8300SX. Check
4902 for QImode memory references. Optimize the case where the
4903 destination is a paradoxical subreg.
4904 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4905 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4906 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4907 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
4908 * config/h8300/h8300.md: Include mova.md
4909 (length_table): Add mova and mova_zero.
4910 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
4911 after all constant addresses for '%R', '%X', '%T' and '%S'.
4912 (h8300_mova_length): New function.
4913 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4914 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
4915 dependencies for s-config, etc.
4916 * config/h8300/gemova.sh: New file.
4917 * config/h8300/mova.md: Generated.
4918 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
4919 * config/h8300/h8300.c (h8300_bitfield_length): New.
4920 (nibble_operand): Adjust.
4921 (h8300_binary_length): Handle conditional binary op.
4922 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4923 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4924 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
4925 and P#<0, unused so far. W and Y are now prefixes to multi-letter
4926 constraints. WU is introduced as a variant of U that requires a
4927 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4928 * config/h8300/h8300.md (attr type): Added bitbranch.
4929 (attr length_table): Added bitfield and bitbranch.
4930 (attr length): Compute bitbranch length.
4931 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4932 least-significant bit of a byte.
4933 (brabit, brabc, brabs): New.
4934 (insv, extzv): Emit bfst and bfld on H8300SX.
4935 (bfld, bfst, seq, sne): New.
4936 (bstzhireg, cmpstz, bstz, bistz): New.
4937 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4938 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4939 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4940 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4941 (h8sx_unary_memory_operator): New function.
4942 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4943 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4944 * config/h8300/h8300.md: Add peepholes to combine reloads and
4945 arithmetic insns.
4946 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4947 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4948 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4949 (and?i, ior?i, xor?i): Likewise.
4950 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4951 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4952 Various whitespace fixes.
4953 (h8300_constant_length): New function, split out from...
4954 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4955 (h8300_classify_operand): Use IN_RANGE.
4956 (h8300_classify_operand): Use h8300_constant_length.
4957 (h8300_short_move_mem_p): Tighten size check.
4958 (h8sx_mergeable_memrefs_p): Tighten equality check.
4959 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4960 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4961 for -msx.
4962 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4963 * config/h8300/crtn.asm: Likewise.
4964 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4965 if __H8300SX__ is defined.
4966 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4967 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4968 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4969 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4970 addresses as mode-dependent.
4971 * config/h8300/h8300.c (print_operand_address): Update call to
4972 h8300_get_index.
4973 (h8300_get_index): Take a mode argument. Rework to fix an
4974 earlier misunderstanding.
4975 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4976 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4977 into a register if TARGET_H8300SX.
4978 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4979 TARGET_H8300SX. Also disable related define_splits.
4980 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4981 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4982 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4983 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4984 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4985 (EXTRA_CONSTRAINT_STR): Check it.
4986 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4987 class arguments.
4988 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4989 * config/h8300/h8300.md (length_table): Add mov_imm4.
4990 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4991 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4992 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4993 be a label.
4994 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4995 * config/h8300/h8300.c (h8300_reorg): New function.
4996 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4997 * config/h8300/h8300.md (length): Subtract the length of the
4998 delay slot from (pc) when checking the range of forward branches.
4999 (delay_slot, can_delay): New attributes.
5000 (define_delay): Add bra/s handling.
5001 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5002 (jump): Add delayed-branch handling.
5003 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5004 * expr.c (expand_strcpy): New function.
5005 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5006 (expand_builtin_stpcpy): Likewise.
5007 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5008 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5009 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5010 handling to improve register allocation for -fno-omit-frame-pointer.
5011 (h8sx_split_movmd): Delete, moving er6 handling into...
5012 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5013 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5014 (movmd): Add calls to copy_rtx.
5015 (movmd_internal): In the second alternative, allow the initial and
5016 final destination registers to be different . Update the splitter
5017 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5018 instead of h8sx_split_movmd.
5019 (stpcpy, movsd): New expanders.
5020 (movsd_internal): New define_insn.
5021 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5022 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5023 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5024 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5025 and DESTINATION_REGS.
5026 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5027 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5028 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5029 (h8300_move_ratio): Declare.
5030 (MOVE_RATIO): Use it.
5031 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5032 (h8300_init_once): Initialize it.
5033 (h8300_reg_class_from_letter): New function.
5034 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5035 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5036 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5037 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5038 (movstrsi, movmd): New expanders.
5039 (movmd_internal): New insn.
5040 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5041 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5042 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5043 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5044 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5045 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5046 * config/h8300/h8300.c (nibble_operand): Fix warning.
5047 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5048 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5049 (movsf_h8300h): Disable for TARGET_H8300SX.
5050 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5051 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5052 h8300_stm_parallel and h8300_return_parallel.
5053 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5054 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5055 h8300_stm_parallel, h8300_return_parallel): New functions.
5056 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5057 if TARGET_H8300SX. Use h8300_push_pop.
5058 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5059 and final pop when generating h8sx code. Always emit some form
5060 of return insn.
5061 * config/h8300/h8300.md: Don't enforce register alignment in
5062 stm peepholes if TARGET_H8300SX.
5063 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5064 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5065 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5066 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5067 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5068 (MULTILIB_DIRNAMES): Add a directory for it.
5069 (MULTILIB_MATCHES): Delete.
5070 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5071 * final.c (walk_alter_subreg): Handle addresses with subregs
5072 inside a ZERO_EXTEND or AND.
5073 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5074 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5075 if TARGET_H8300SX.
5076 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5077 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5078 @(dd,Rn.w) and @(dd,ERn.L).
5079 (h8300_displacement_size): Take the whole address as argument.
5080 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5081 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5082 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5083 (h8sx_mergeable_memrefs_p): Declare.
5084 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5085 (HAVE_PRE_INCREMENT): Likewise.
5086 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5087 addresses for TARGET_H8300SX,
5088 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5089 and POST_DEC.
5090 (movb_length_table, movl_length_table): New tables.
5091 (movw_length_table): Define to movb_length_table.
5092 (h8300_displacement_size): New, split out from...
5093 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5094 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5095 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5096 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5097 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5098 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5099 (h8sx_unary_shift_operator): Get the mode from the operator.
5100 (binary_shift_operator): Likewise.
5101 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5102 a memory reference, check whether the reference is offsettable.
5103 (length_table): Add movb, movw and movl.
5104 (movqi): Add new h8sx pattern. Don't force one operand to be a
5105 register when generating h8sx code.
5106 (movhi, movsi, movsf): Likewise.
5107 (movstrictqi): Use the length_table attribute.
5108 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5109 (addqi3): Split into a define_expand and define_insn. Don't accept
5110 memory operands in the expander. Use h8300_operands_match_p to
5111 check for matching operands in the define_insn.
5112 (subqi3, negqi2, one_cmplqi2): Likewise.
5113 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5114 in any patterns that are unused in h8sx code. In the h8sx patterns,
5115 use h8300_operands_match_p to check whether operands match.
5116 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5117 one_cmpl[hs]i3): Likewise.
5118 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5119 in the expander.
5120 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5121 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5122 (h8300_insn_length_from_table): Add a second parameter.
5123 (output_h8sx_shift): Declare.
5124 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5125 (EXTRA_CONSTRAINT): Replace with...
5126 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5127 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5128 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5129 and h8sx_binary_shift_operator.
5130 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5131 for TARGET_H8300SX.
5132 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
5133 (bit_memory_operand, fix_bit_operand): Likewise.
5134 (h8300_length_table_for_insn): Remove.
5135 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
5136 instructions.
5137 (h8300_short_immediate_length, h8300_binary_length): New functions.
5138 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
5139 (output_plussi): Use sub to add negative constants.
5140 (compute_plussi_length): Adjust accordingly.
5141 (h8sx_single_shift_type): New enum.
5142 (h8sx_single_shift, h8sx_unary_shift_operator,
5143 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
5144 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
5145 single h8sx instruction. Return false in this case.
5146 * config/h8300/h8300.md (length_table): Add short_immediate.
5147 (length): Pass the operand array to h8300_insn_length_from_table.
5148 (adjust_length): Assume "no" for insns with a length_table attribute.
5149 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
5150 (*addhi3_h8300hs): Don't use for h8sx.
5151 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
5152 and sub.w #xx:3.
5153 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
5154 1's predicate to nonimmediate_operand. Only skip default expansion
5155 if expand_a_shift or expand_a_rotate returns true. Add new patterns
5156 for single h8sx shift instructions.
5157 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
5158 * config/h8300/h8300.c (nibble_operand): Split out of...
5159 (reg_or_nibble_operand): ... this.
5160 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
5161 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
5162 umulhisi3): Introduce expand, and introduce separate insns for
5163 sign- or zero-extended REG and already-extended CONST_INT.
5164 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5165 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5166 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5167 (subhi3): Likewise. Don't accept immediates for operand 1.
5168 Remove the early clobber from second alternative of the h8300s pattern.
5169 (subsi3): Generalize for h8sx. Force operand 2 into a register
5170 on plain h8300 targets.
5171 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5172 (subsi3_h8300h): Generalize for h8sx.
5173 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5174 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5175 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5176 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5177 (TARGET_H8300SXMUL): New.
5178 (CONST_OK_FOR_P): New.
5179 (CONST_OK_FOR_LETTER_P): Adjust.
5180 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5181 umulhisi3): Accept 4-bit immediate on H8SX.
5182 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5183 (udivsi3, divhi3, udivsi3, divsi3): New.
5184 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5185 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5186 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5187 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5188 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5189 Add ADDRESSOF to the bit_operand entry.
5190 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5191 (h8300_src_operand): Likewise.
5192 (bit_operand): Check nonimmediate_operand rather than general_operand.
5193 Accept any nonimmediate_operand in h8sx code.
5194 (h8300_and_costs): Initialize operands[1].
5195 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5196 (h8300_operand_class): New enum.
5197 (h8300_length_table): New typedef.
5198 (addb_length_table, addw_length_table, addl_length_table,
5199 logicl_length_table): New tables.
5200 (logicb_length_table, logicw_length_table): New macros.
5201 (h8300_classify_operand, h8300_length_from_table,
5202 h8300_length_table_for_insn, h8300_unary_length,
5203 h8300_insn_length_from_table): New functions.
5204 (output_plussi): Only use adds and subs for register destinations.
5205 Disable redundant clause.
5206 (compute_plussi_cc): Likewise.
5207 (compute_plussi_length): Likewise. Use h8300_length_from_table
5208 to work out the length of an insn.
5209 (output_logical_op): Only use narrower immediate instructions
5210 if the destination is a register.
5211 (compute_logical_op_cc): Likewise.
5212 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5213 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5214 * config/h8300/h8300.md (length_table): New attribute.
5215 (length): When an instruction has a length_table attribute, use
5216 h8300_insn_length_from_table to calculate its default length.
5217 (cmpqi): Use h8300_dst_operand for the first operand and
5218 h8300_src_operand for the second.
5219 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5220 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5221 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5222 iorsi3, xorhi3, xorsi3): Likewise.
5223 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5224 so that it allows any combination of operands for TARGET_H8300SX.
5225 (iorqi3, xorqi3): Likewise.
5226 (cmpqi): Use the length_table attribute.
5227 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
5228 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5229 (cmpqi): Add 'Q' constraint.
5230 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
5231 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5232 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
5233 * config/h8300/h8300.h (MASK_H8300SX): New macro.
5234 (TARGET_H8300S): True for both -ms and -msx.
5235 (TARGET_H8300SX): New macro.
5236 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
5237 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
5238 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
5239 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
5240 [Temporary change.]
5241 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
5242 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
5243 16-bit pointers and 32-bit ints.
5244 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
5245 CONST_DOUBLE with mode no wider than SImode.
5246 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
5247 output operand.
5248 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
5249 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
5250 or SUBREG thereof.
5251 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5252 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
5253 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
5255 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5257 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
5259 2004-07-07 Per Bothner <per@bothner.com>
5261 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
5263 2004-07-07 Mike Stump <mrs@apple.com>
5265 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
5266 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
5267 (machopic_finish): Likewise.
5269 2004-07-07 Richard Henderson <rth@redhat.com>
5271 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
5272 through any value-preserving cast.
5274 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5276 * function.c (assign_parm_find_data_types): Call
5277 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
5279 2004-07-07 Steven Bosscher <stevenb@suse.de>
5281 * tree-cfg.c (group_case_labels): Remove case labels that have
5282 the same target as the default case.
5284 2004-07-07 Steven Bosscher <stevenb@suse.de>
5286 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
5287 regardless of DECL_LANG_SPECIFIC being present or not.
5288 * tree.h (DECL_NUM_STMTS): Purge.
5290 2004-07-07 Andrew Pinski <apinski@apple.com>
5292 * configure: Regenerate with the right autoconf.
5294 2004-07-07 David Edelsohn <edelsohn@gnu.org>
5296 * ifcvt.c (total_bb_rtx_cost): New function.
5297 (find_if_case_1): Compare rtx_cost of basic block to cost of
5298 BRANCH_COST insns.
5299 (find_if_case_2): Same.
5301 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5303 PR target/10567
5304 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
5305 (output_return): Likewise.
5306 (output_sibcall): Abort if !flag_delayed_branch.
5307 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
5308 (emit_and_preserve): New function.
5309 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
5310 indirect jump to the thunked-to function if !flag_delayed_branch.
5311 * config/sparc/sparc.md (delayed_branch): New attribute.
5312 (load_pcrel_sym): Honor flag_delayed_branch. Use above
5313 attribute to compute the length of the insn.
5314 (goto_handler_and_restore): Likewise.
5316 2004-07-07 Andrew Pinski <apinski@apple.com>
5318 PR tree-optimization/15777
5319 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
5321 * expr.c (expand_expr_real_1): Fix formating.
5322 BUFFER_REF and IN_EXPR are dead.
5323 * fold-const.c (non_lvalue): BUFFER_REF is dead.
5324 * tree-inline.c (estimate_num_insns_1): Likewise.
5325 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
5326 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
5327 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
5329 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
5331 * collect2.c (dump_file): Don't call cplus_demangle if
5332 HAVE_LD_DEMANGLE is defined.
5333 (main): Pass "--demangle" to ld if no_demangle is not 0 and
5334 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
5335 if HAVE_LD_DEMANGLE is defined.
5337 * configure.ac (--with-demangler-in-ld): Added
5338 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5339 --with-demangler-in-ld is used.
5340 * config.in: Regenerated.
5341 * configure: Likewise.
5343 2004-07-07 Roger Sayle <roger@eyesopen.com>
5345 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5346 for simple floating point operations "fp", double precision
5347 multiplication "dmul", and single and double precision division
5348 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5349 (ppc630_cost): New table split from ppc620_cost, to distinguish
5350 differences in floating point latencies.
5351 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5352 (rs6000_rtx_costs): Add support for single and double precision
5353 floating point addition, subtraction, multiplication, division,
5354 fused-multiply-add, fused-multiply-sub, negation, absolute value
5355 and negative absolute value. Tweak MEM case to use prefered idiom.
5357 2004-07-07 Richard Henderson <rth@redhat.com>
5359 * tree-flow-inline.h (may_propagate_copy): Move...
5360 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5361 attempt to copy between types requiring conversion.
5362 * tree-flow.h (may_propagate_copy): Update decl.
5363 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5365 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5367 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5368 from -mtune= option.
5370 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5372 * builtins.c: Rename movstr*, except for movstrict*, to
5373 movmem* and clrstr* to clrmem*.
5374 * expr.c: Likewise.
5375 * expr.h: Likewise.
5376 * genopinit.c: Likewise.
5377 * integrate.c: Likewise.
5378 * local-alloc.c: Likewise.
5379 * optabs.c: Likewise.
5380 * optabs.h: Likewise.
5381 * config/alpha/alpha.h: Likewise.
5382 * config/alpha/alpha.md: Likewise.
5383 * config/arm/arm-protos.h: Likewise.
5384 * config/arm/arm.c: Likewise.
5385 * config/arm/arm.md: Likewise.
5386 * config/avr/avr.md: Likewise.
5387 * config/c4x/c4x.c: Likewise.
5388 * config/c4x/c4x.md: Likewise.
5389 * config/frv/frv.md: Likewise.
5390 * config/i386/i386-protos.h: Likewise.
5391 * config/i386/i386.c: Likewise.
5392 * config/i386/i386.h: Likewise.
5393 * config/i386/i386.md: Likewise.
5394 * config/i860/i860.c: Likewise.
5395 * config/i860/i860.md: Likewise.
5396 * config/ip2k/ip2k.md: Likewise.
5397 * config/ip2k/libgcc.S: Likewise.
5398 * config/ip2k/t-ip2k: Likewise.
5399 * config/m32r/m32r.c: Likewise.
5400 * config/m32r/m32r.md: Likewise.
5401 * config/mcore/mcore.md: Likewise.
5402 * config/mips/mips.c: Likewise.
5403 * config/mips/mips.md: Likewise.
5404 * config/ns32k/ns32k.c: Likewise.
5405 * config/ns32k/ns32k.h: Likewise.
5406 * config/ns32k/ns32k.md: Likewise.
5407 * config/pa/pa.c: Likewise.
5408 * config/pa/pa.md: Likewise.
5409 * config/pdp11/pdp11.h: Likewise.
5410 * config/pdp11/pdp11.md: Likewise.
5411 * config/rs6000/rs6000.c: Likewise.
5412 * config/rs6000/rs6000.md: Likewise.
5413 * config/s390/s390-protos.h: Likewise.
5414 * config/s390/s390.c: Likewise.
5415 * config/s390/s390.md: Likewise.
5416 * config/sh/lib1funcs.asm: Likewise.
5417 * config/sh/sh.c: Likewise.
5418 * config/sh/sh.md: Likewise.
5419 * config/sh/t-sh: Likewise.
5420 * config/sparc/sparc.h: Likewise.
5421 * config/vax/vax.md: Likewise.
5422 * config/xtensa/xtensa.c: Likewise.
5423 * config/xtensa/xtensa.md: Likewise.
5424 * doc/invoke.texi: Likewise.
5425 * doc/md.texi: Likewise.
5426 * doc/rtl.texi: Likewise.
5428 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
5430 PR target/16407
5431 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5432 * config/mips/mips.c (mips_declare_common_object): New function,
5433 mostly split out from...
5434 (mips_output_aligned_decl_common): ...here.
5435 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5436 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5437 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5438 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
5440 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5442 PR c/16392
5443 * function.c (assign_parms): Fix typo from previous change.
5445 2004-07-07 Jason Merrill <jason@redhat.com>
5447 PR c++/15815
5448 * doc/extend.texi (C++ Interface): Correct information and
5449 discourage use.
5451 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
5453 PR target/16130
5454 PR target/16142
5455 PR target/16143
5456 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5457 insn.
5459 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5461 PR target/1679.
5462 * config/m32r/m32r.c (m32r_function_symbol): New function:
5463 Generate a symbol name RTX with the correct m32r specific flags
5464 set.
5465 (block_move_call): Use new function to generate correct symbol.
5466 * config/m32r/m32r-protos.h: Add prototype for new funcion.
5467 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5468 function.
5470 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5472 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5473 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5474 TYPE_BINFO_BASETYPE): Remove.
5475 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5476 to ...
5477 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5478 here.
5479 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5480 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
5481 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
5482 (struct tree_binfo): Rename base_types to base_binfos.
5483 * alias.c (record_component_aliases): Adjust BINFO macros.
5484 * dbxout.c (dbxout_type): Likewise.
5485 * dwarf2out.c (gen_member_die): Likewise.
5486 * sdbout.c (sdbout_one_type): Likewise.
5487 * tree-dump.c (deque_and_dump): Likewise.
5488 * config/i386/i386.c (classify_argument,
5489 contains_128bit_aligned_vector_p): Likewise.
5491 2004-07-07 Nick Clifton <nickc@redhat.com>
5493 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5494 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5496 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5498 * vec.h: Fix the example use.
5500 2004-07-06 Richard Henderson <rth@redhat.com>
5502 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5503 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5504 * tree-inline.c (copy_body_r, setup_one_parameter,
5505 initialize_inlined_parameters, expand_call_inline,
5506 declare_inline_vars): Don't check it.
5507 (expand_calls_inline): Remove old version, rename new version
5508 from gimple_expand_calls_inline.
5509 * tree-optimize.c (execute_gimple): Remove.
5510 (pass_gimple): Don't run anything.
5512 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5514 * doc/sourcebuild.texi: Use semicolons instead of commas in
5515 section title.
5517 2004-07-06 Richard Henderson <rth@redhat.com>
5519 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5520 (sra_walk_modify_expr, scan_init): Likewise.
5521 (generate_element_zero): Check visited before scanning children.
5522 (generate_element_init): Set visited on error.
5523 (scalarize_init): Handle generate_element_init failure similar
5524 to use_block_copy.
5526 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5528 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5529 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5531 2004-07-06 Richard Henderson <rth@redhat.com>
5533 * config/i386/i386.c (legitimize_pic_address): Make static.
5534 (legitimize_address): Handle CONST with TLS operand.
5535 (ix86_expand_move): Don't call legitimize_pic_address directly.
5536 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5538 2004-07-06 Roger Sayle <roger@eyesopen.com>
5540 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5541 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5542 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5543 is currently executed unconditionally, i.e. not in "else_bb".
5545 2004-07-06 Steven Bosscher <stevenb@suse.de>
5547 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5548 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5549 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5550 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5551 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5552 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5553 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5554 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5555 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5556 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5557 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5558 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5559 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5560 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5561 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5562 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5564 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5566 * dojump.c (do_jump): REFERENCE_EXPR is dead.
5567 * expr.c (expand_expr_real_1): Ditto.
5568 * tree-inline.c (estimate_num_insns_1): Ditto.
5569 * tree-pretty-print.c (dump_generic_node): Ditto.
5570 (op_symbol): Ditto.
5571 * tree.def: Ditto.
5573 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5575 * tree-ssa-pre.c (reference_node_pool): New pool.
5576 (find_or_generate_expression): Class 'r' is okay too.
5577 (create_value_expr_from): Ditto.
5578 (add_to_sets): LHS should not include vuses.
5579 (eliminate): Ditto.
5580 (compute_avail): Reverse ordering of tests.
5581 Valuize INDIRECT_REF as well.
5583 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
5585 PR rtl-optimization/16380
5586 * loop.c (check_dbra_loop): Sink comparison instructions if they
5587 do something other than set cc0.
5589 2004-07-06 James E Wilson <wilson@specifixinc.com>
5591 * doc/interface.texi (longjmp and automatic variables): Delete
5592 paragraph recommending taking the address of a variable.
5594 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5596 * vec.h (VEC_embedded_alloc): Remove.
5597 (VEC_embedded_size, VEC_embedded_init): New.
5598 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5599 MEM_STAT_INFO.
5600 (VEC_truncate): New.
5601 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5602 (vec_embedded_alloc): Remove.
5603 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5604 (vec_embedded_alloc): Remove.
5606 2004-07-06 Mark Mitchell <mark@codesourcery.com>
5608 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
5609 (gt-langhooks.h): Remove.
5611 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
5613 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
5615 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5617 * config/sparc/sparc.c (get_pc_symbol): Rename into
5618 add_pc_to_pic_symbol.
5619 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
5620 (load_pic_register): Account for previous changes.
5621 Use reg_names. Don't create the label twice.
5622 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
5623 UNSPEC_LOAD_PCREL_SYM.
5624 (get_pc): Rename into load_pcrel_sym. Add predicate to
5625 operands. Remove condition.
5627 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5629 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
5630 RECORD, UNION & QUAL_UNION is actually a binfo.
5632 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
5633 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
5634 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
5635 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
5636 * dwarf2out.c (add_data_member_location_attribute): Likewise.
5637 (gen_inheritance_die): Likewise.
5638 * tree-dump.c (deque_and_dump): Likewise.
5639 * doc/c-tree.texi (Binfos): Add under reconstruction note.
5641 2004-07-06 Steven Bosscher <stevenb@suse.de>
5643 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5644 Define.
5645 * config/mcore/mcore.md: Model memory latency with a simple DFA
5646 pipeline description instead of a define_function_unit.
5648 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5650 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
5651 * langhooks.h (var_mod_type_p): Likewise.
5652 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
5653 * expr.c (count_type_elements): Properly handle return from
5654 array_type_nelts and properly test for overflow.
5655 * gimplify.c (gimplify_init_constructor): Properly handle return
5656 from array_type_nelts.
5657 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
5658 * integrate.c (copy_decl_for_inlining): Correct comments.
5659 * tree-inline.c (remap_decl): Update comments, remove dead code,
5660 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
5661 (remap_type): Only remap if variably modified by vars in function
5662 being inlined.
5663 (copy_body_r): Use compatible_type langhooks to see when can fold.
5664 (setup_one_parameter): Don't remap type.
5665 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5666 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5667 compute TREE_INVARIANT for decl case.
5668 (find_var_from_fn): New function.
5669 (variably_modified_type_p): Add arg and call new function.
5670 * tree.h (variably_modified_type_p): Add extra arg.
5672 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5674 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5675 (goto_handler_and_restore_v9): Delete disabled insn.
5676 (goto_handler_and_restore_v9_sp64): Likewise.
5678 2004-07-05 Roger Sayle <roger@eyesopen.com>
5680 * calls.c (load_register_parameters): Call expand_shift instead
5681 of expand_binop with ashl_optab (or other shift optab) directly.
5682 * expr.c (emit_group_load, emit_group_store): Likewise.
5683 * function.c (assign_parm_setup_block): Likewise.
5684 * stmt.c (shift_return_value): Likewise.
5686 2004-07-05 Jakub Jelinek <jakub@redhat.com>
5688 * expr.c (expand_assignment): Disable the bitfield += optimizations.
5690 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5692 * doc/sourcebuild.texi: Revert previous patch.
5694 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5696 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5697 TARGET_MEM_FUNCTIONS.
5698 * system.h: Poison TARGET_MEM_FUNCTIONS.
5699 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5700 bcmp_libfunc, bzero_libfunc): Remove.
5701 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5702 bzero_libfunc.
5703 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5704 * doc/standards.texi: Don't mention calling BSD string functions.
5705 * doc/invoke.texi: Likewise. Mention that memmove may be called.
5706 * config/vax/t-memfuncs: New.
5707 * config/memcmp.c, config/memcpy.c, config/memmove.c,
5708 config/memset.c: New.
5709 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5710 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5711 vax/t-memfuncs.
5712 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5713 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5714 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5715 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5716 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5717 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5718 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5719 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5720 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5721 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5723 2004-07-05 Richard Henderson <rth@redhat.com>
5725 * function.c (assign_parm_setup_reg): Properly rename variables in
5726 FUNCTION_ARG_CALLEE_COPIES section.
5728 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5730 * tree-mudflap.c: Include cgraph.h.
5731 (mf_init_extern_trees): Rename to mudflap_init. Export.
5732 Rewrite to create synthetic declarations instead of looking
5733 up declarations from mf-runtime.h.
5734 (mf_make_builtin, mf_make_cache_struct_type): New functions.
5735 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5736 Correct commentary.
5737 (execute_mudflap_function_decls, mudflap_register_call):
5738 Don't call mf_init_extern_trees.
5739 (mudflap_finish_file): Use cgraph_build_static_cdtor.
5741 * tree-mudflap.h: Update prototypes.
5742 * c-mudflap.c: Delete file.
5743 * c-common.c: Include tree-mudflap.h.
5744 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5745 * Makefile.in: Remove all references to c-mudflap.o.
5746 Update dependencies.
5748 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5750 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5751 displacements with the spatial-locality cache-control completer.
5753 2004-07-05 Zack Weinberg <zack@codesourcery.com>
5755 * langhooks.c: Don't include gt-langhooks.h.
5756 (var_labelno): Delete.
5757 (lhd_set_decl_assembler_name): Do not append a distinguishing
5758 number to file-scope internal-linkage declarations for the first
5759 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
5760 the declaration itself (if at block scope), or its containing
5761 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5762 number.
5764 * opts.c (cur_in_fname): New global.
5765 * opts.h: Declare it.
5766 * tree.c: Include opts.h.
5767 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5768 DECL_UID equal to cur_in_fname.
5769 (copy_node_stat): Do not change DECL_UID when copying a
5770 TRANSLATION_UNIT_DECL.
5771 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5772 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5774 * c-decl.c (c_static_assembler_name): Delete.
5775 * c-tree.h (c_static_assembler_name): Delete prototype.
5776 * c-lang.c, objc/objc-lang.c: Don't override
5777 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5779 * Makefile.in (tree.o): Update dependencies.
5780 (GTFILES): Remove langhooks.c.
5782 2004-07-05 Roger Sayle <roger@eyesopen.com>
5784 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5785 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5786 Normalize "X % C" as "X % -C" for signed modulus and negative C.
5787 Optimize "X % -Y" as "X % Y" for signed modulus.
5788 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5789 into "((unsigned) X % Y) == 0".
5791 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
5793 * sourcebuild.texi (Config Fragments): Use @comma{} in
5794 cross-reference to section title.
5796 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5798 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5799 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5800 (gimplify_target_expr, gimplify_expr): Likewise.
5801 (copy_if_shared_r): No longer need special case for BIND_EXPR.
5802 (unshare_body, unvisit_body): Only look at nested if BODY_P is
5803 whole function.
5804 (gimplify_compound_lval): See if we can strip any useless conversion.
5805 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5806 from RHS, not LHS.
5807 (gimplify_modify_expr_to_memset): Likewise.
5808 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5809 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5810 (declare_inline_vars): Likewise.
5811 (walk_type_fields): New function.
5812 (walk_tree): Use it.
5813 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5815 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5816 (sra_walk_modify_expr): Allow init function to fail.
5817 (scan_init): Now returns bool.
5818 (generate_element_init): If can't understand INIT, return false.
5819 (scalarize_init): Return false if generate_element_init does.
5821 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5822 print bounds.
5824 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5825 bounds if bounds aren't constant.
5827 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5829 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5830 to type hooks; remove bogus PARAMS.
5832 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
5834 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5835 * dwarf2out.c (add_data_member_location_attribute): Check for
5836 TREE_BINFO.
5837 * tree.c (tree_node_kinds): Add "binfos".
5838 (binfo_lang_slots): New.
5839 (make_node_stat): Add TREE_BINFO.
5840 (make_tree_binfo_stat): New.
5841 (tree_node_structure): Add TREE_BINFO.
5842 * tree.def (TREE_BINFO): New.
5843 * tree.h (REC_OR_UNION_CHECK): Rename to ...
5844 (RECORD_OR_UNION_CHECK): ... here.
5845 (NOT_RECORD_OR_UNION_CHECK): New.
5846 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5847 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5848 RECORD_OR_UNION_CHECK.
5849 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5850 (TYPE_LANG_SLOT_1): New.
5851 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5852 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5853 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5854 (BINFO_ELTS): Remove.
5855 (BINFO_LANG_SLOT): New.
5856 (struct tree_binfo): New.
5857 (binfo_lang_slots): Declare.
5858 (enum tree_node_structure_enum): Add TS_BINFO.
5859 (union tree_node): Add binfo.
5860 (make_tree_binfo_stat): Declare.
5861 (make_tree_binfo): New.
5862 (enum tree_node_kind): Add binfo_kind.
5864 * objc/objc-act.c (start_class, objc_declare_protocols,
5865 start_protocols): Use TYPE_LANG_SLOT_1.
5866 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5867 to ...
5868 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5869 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5870 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5871 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5873 2004-07-05 Steven Bosscher <stevenb@suse.de>
5875 * rtl.h (struct rtx_def): Remove the integrated flag.
5876 Use the return_val flag for MEM_SCALAR_P.
5877 Reshuffle and update flags in CLEAR_RTX_FLAGS.
5879 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
5881 PR target/16357
5882 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5883 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5884 move_by_pieces.
5886 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
5888 * var-tracking.c: Fix some comments.
5889 (frame_stack_adjust): New.
5890 (vt_stack_adjustments): Init stack_adjust of entry block to
5891 minus stack adjustment of function prologue.
5892 (adjust_stack_reference): Do not adjust if adjustment == 0.
5893 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5894 (emit_notes_in_bb): Likewise.
5895 (vt_add_function_parameters): Do not adjust locations of
5896 function arguments.
5897 (vt_initialize): Compute the stack adjustment of function
5898 prologue and offset the initial "location" of frame_base_decl
5899 from the stack pointer after prologue.
5901 2004-07-04 Richard Henderson <rth@redhat.com>
5903 * function.c (struct assign_parm_data_all): New.
5904 (struct assign_parm_data_one): New.
5905 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5906 assign_parm_find_data_types, assign_parms_setup_varargs,
5907 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5908 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5909 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5910 assign_parm_setup_block, assign_parm_setup_reg,
5911 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5912 (assign_parms): ... here.
5914 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
5916 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5917 now are bitmap_set_t's.
5918 (bitmap_insert_into_set): No point in inserting the value if
5919 it's invariant.
5920 (bitmap_set_contains): New function.
5921 (bitmap_set_replace_value): Add comment on why we do it
5922 this way.
5923 (set_contains): Removed.
5924 (bitmap_set_subtract_from_value_set): New name of
5925 set_subtract now that it's arguments are two different
5926 types of sets.
5927 Update callers.
5928 (bitmap_find_leader): Change algorithm used.
5929 (find_or_generate_expression): Update use of functions for new
5930 bitmap sets.
5931 (create_expression_by_pieces): Ditto.
5932 (insert_aux): Ditto.
5933 (insert): Ditto.
5934 (add_to_sets): Ditto.
5935 (init_pre): Ditto.
5936 (execute_pre): Ditto.
5937 (compute_avail): Ditto.
5938 Also ignore virtual phis.
5940 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5942 * combine.c (simplify_comparison): Fix comment typo.
5944 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5946 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5947 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5948 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5949 (output_restore): Change parameter from 'insn' to 'pat'.
5950 (output_return): Adjust call to output_restore.
5951 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5952 Adjust call to output_restore.
5954 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5956 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5957 and assert system is bsd.
5959 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5961 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5962 (TARGET_SWITCHES): Remove -mdebugc.
5963 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5964 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5965 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5966 (sle_[sd]i_reg): Delete.
5968 2004-07-04 Steven Bosscher <stevenb@suse.de>
5970 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5971 Define.
5972 * config/iq2000/iq2000.md: Translate old pipeline description to an
5973 equivalent new one.
5975 2004-07-04 Roger Sayle <roger@eyesopen.com>
5977 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5978 Ensure the replacement rhs is valid gimple before performing
5979 the substitution. Return false if these sanity checks fail.
5980 (fold_stmt): Only set changed to true, if set_rhs returns true.
5981 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5982 succeeds.
5984 2004-07-04 Richard Henderson <rth@redhat.com>
5986 PR c/16348
5987 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5989 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5991 * configure.ac (ranlib_flags): New variable.
5992 * Makefile.in (RANLIB_FLAGS): New variable.
5993 (libbackend.a): Use it.
5994 * configure: Regenerated.
5996 2004-07-04 Roger Sayle <roger@eyesopen.com>
5998 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5999 a "sign mask" instead of using ashr_optab directly.
6001 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6003 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6004 * doc/cppopts.texi: Clarify processing of command-line defines.
6006 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6008 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6010 2004-07-04 Richard Henderson <rth@redhat.com>
6012 * rtl.def (ADDRESSOF): Remove.
6013 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6014 (find_base_term, memrefs_conflict_p): Likewise.
6015 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6016 (fold_rtx, cse_insn, set_live_p): Likewise.
6017 * dwarf2out.c (mem_loc_descriptor): Likewise.
6018 (add_location_or_const_value_attribute): Likewise.
6019 * emit-rtl.c (copy_insn_1): Likewise.
6020 * explow.c (memory_address): Likewise.
6021 * expmed.c (store_split_bit_field): Likewise.
6022 * expr.c (expand_expr_real_1): Likewise.
6023 * function.c (instantiate_decl
6024 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6025 * genrecog.c (preds, validate_pattern): Likewise.
6026 * integrate.c (copy_rtx_and_substitute): Likewise.
6027 * recog.c (general_operand, register_operand): Likewise.
6028 (memory_address_p): Likwise.
6029 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6030 * rtl.c (copy_rtx): Likewise.
6031 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6032 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6033 * rtlhooks.c (gen_lowpart_general): Likewise.
6034 * stmt.c (expand_asm_operands): Likewise.
6035 * web.c (entry_register, replace_ref, web_main): Likewise.
6036 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6037 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6038 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6039 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6040 * config/frv/frv.c (move_destination_operand, move_source_operand,
6041 condexec_dest_operand, condexec_source_operand,
6042 condexec_memory_operand): Likewise.
6043 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6044 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6045 (destination_xfmode_operand): Likewise.
6046 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6047 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6048 * config/s390/s390.c (general_s_operand): Likewise.
6049 * config/s390/s390.md (mov*): Likewise.
6050 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6052 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6053 * expr.c (expand_expr_real_1): Likewise.
6054 * stmt.c (expand_decl): Likewise.
6055 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6057 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6058 postponed_insns, put_var_into_stack, put_reg_into_stack,
6059 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6060 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6061 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6062 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6063 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6064 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6065 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6066 struct insns_for_mem_walk_info, insns_for_mem_walk,
6067 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6068 setjmp_protect_args): Remove.
6069 (push_function_context_to): Don't handle var_refs_queue.
6070 (pop_function_context_from, free_after_compilation): Likewise.
6071 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6072 (assign_parms, allocate_struct_function): Likewise.
6073 (use_register_for_decl): New.
6074 (expand_function_end): Don't setjmp_protect.
6075 * function.h (struct emit_status): Update commentary.
6076 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6077 (max_parm_reg, parm_reg_stack_loc): Remove.
6078 * passes.c (DFI_addressof): Remove.
6079 (dump_file_info): Remove addressof.
6080 (rest_of_handle_addressof): Remove.
6081 (rest_of_compilation): Don't call it.
6082 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6083 * stmt.c (expand_decl): Use use_register_for_decl.
6084 * tree.h: Update decls.
6085 * web.c (mark_addressof): Remove.
6086 * doc/invoke.texi (-dF): Remove.
6088 2004-07-03 Richard Henderson <rth@redhat.com>
6090 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6091 instead of gen_mem_addressof.
6092 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6093 TImode output register.
6095 2004-07-03 Richard Henderson <rth@redhat.com>
6097 PR tree-optimization/16341
6098 * tree-sra.c (sra_walk_function): Increment to next stmt before
6099 processing the current stmt.
6100 (sra_insert_after): Always use BSI_SAME_STMT.
6102 2004-07-03 Richard Henderson <rth@redhat.com>
6104 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6105 fp plus with minus.
6107 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6109 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6110 with tree_int_cst_equal.
6112 2004-07-03 Andreas Schwab <schwab@suse.de>
6114 * config/ia64/ia64.md: Define new attribute "empty".
6115 (prologue_use, nop_x, insn_group_barrier): Set it.
6117 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6118 skip over "empty" insns.
6120 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6122 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6123 context to gimplify_body.
6124 (walk_tree): Don't walk into types twice.
6125 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6127 * tree-sra.c (generate_element_init): Remove any useless conversions.
6129 * gimplify.c (gimplify_conversion): Remove stripping useless
6130 conversions from here.
6131 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6132 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
6133 Unshare before substituting PLACEHOLDER_EXPR.
6134 (gimplify_modify_expr_to_memset): Likewise.
6135 Pass address of TO to memset, not TO itself.
6136 (gimplify_init_constructor): Make copy of OBJECT so we have it each
6137 time we make an expression (to match a PLACEHOLDER_EXPR).
6139 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
6140 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6141 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
6142 * tree-ssa-dom.c (local_fold): Likewise.
6144 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
6145 * langhooks.h (strct lang_hooks): New field type_max_size.
6146 * function.c (assign_temp): Call it.
6148 2004-07-03 Steven Bosscher <stevenb@suse.de>
6150 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
6151 * config/sh/sh.md: Convert the SH1 pipeline description to
6152 a DFA model.
6154 2004-07-02 Zack Weinberg <zack@codesourcery.com>
6156 * c-decl.c (struct c_binding): Remove contour field; add
6157 depth, invisible, nested fields.
6158 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
6159 (B_IN_EXTERNAL_SCOPE): New convenience macros.
6160 (bind): Add invisible and nested arguments. Initialize
6161 new fields of struct c_binding; adjust loop scanning for
6162 insertion point.
6163 (free_binding_and_advance): Clear structure with memset.
6164 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6165 in file scope, even if it's in external scope too.
6166 (pushdecl): Adjust to match. Create invisible file-scope
6167 declarations for block-scope forward declarations of static functions.
6168 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6169 (undeclared_variable, lookup_label, declare_label, define_label)
6170 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6171 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6172 (store_parm_decls_oldstyle): Adjust to match.
6173 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6174 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6176 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6177 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6179 2004-07-02 Richard Henderson <rth@redhat.com>
6181 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6182 around variable_size.
6183 (set_decl_nonlocal): Remove.
6184 (store_parm_decls): Add stmts for pending sizes.
6185 * calls.c (calls_function, calls_function_1): Remove.
6186 (precompute_arguments): Don't call it.
6187 * cfgexpand.c (set_save_expr_context): Remove.
6188 (tree_expand_cfg): Don't call it.
6189 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6190 (dwarf2out_finish): Likewise.
6191 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6192 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6193 (safe_from_p): Don't queue SAVE_EXPRs.
6194 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6195 or build plain VAR_DECLs.
6196 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6197 (fold): Likewise.
6198 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6199 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6200 (put_var_into_stack): Don't handle SAVE_EXPR.
6201 (gen_mem_addressof): Likewise.
6202 * function.h (struct function): Remove x_save_expr_regs.
6203 (save_expr_regs): Remove.
6204 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6205 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6206 * stor-layout.c (variable_size): Don't set it.
6207 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6208 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6209 all callers. Don't set SAVE_EXPR_CONTEXT.
6210 * tree-inline.h (remap_save_expr): Update decl.
6211 * tree.c (save_expr): Update build size.
6212 (first_rtl_op): Don't handle SAVE_EXPR.
6213 (unsave_expr_1, contains_placeholder_p): Likewise.
6214 (decl_function_context): Likewise.
6215 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6216 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6217 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6219 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6221 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6222 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6223 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6224 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6225 some first-person references and patronizing comments. Based on
6226 printed manual.
6227 * doc/invoke.texi: Don't reference fortran@gnu.org.
6228 * doc/trouble.texi (Warning when a non-void function value is
6229 ignored): Rewrite. From Russ Allbery and Chris Devers.
6231 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
6233 * tree-ssa-pre.c (bitmap_set_t): New.
6234 (bb_value_sets): avail_out is now a bitmap_set_t.
6235 (bitmap_find_leader): New function.
6236 (bitmap_value_insert_into_set): Ditto.
6237 (bitmap_set_copy): Ditto.
6238 (bitmap_value_replace_in_set): Ditto.
6239 (bitmap_set_contains_value): Ditto.
6240 (bitmap_set_new): Ditto.
6241 (bitmap_set_pool): New pool.
6242 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
6243 (insert_aux): Ditto.
6244 (add_to_sets): Ditto.
6245 (compute_avail): Ditto
6246 (eliminate): Ditto.
6247 (init_pre): Ditto.
6248 (fini_pre): Ditto.
6249 (execute_pre): Ditto.
6251 2004-07-02 Roger Sayle <roger@eyesopen.com>
6253 * config/rs6000/rs6000.c (struct processor_costs): New structure
6254 used to hold instruction latencies/sizes for processor types.
6255 (rs6000_cost): New global variable pointing to current CPU's costs.
6256 (rs6000_override_options): Initialize rs6000_cost to point to the
6257 appropriate cost table based upon rs6000_cpu and optimize_size.
6258 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
6259 timings inline.
6261 2004-07-02 Richard Henderson <rth@redhat.com>
6263 * expmed.c (make_tree): Don't use SET_DECL_RTL.
6265 2004-07-02 Steven Bosscher <stevenb@suse.de>
6267 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
6269 2004-07-01 Richard Henderson <rth@redhat.com>
6271 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
6272 (alpha_gp_save_rtx): Use assign_stack_local instead of
6273 gen_mem_addressof.
6275 2004-07-01 Richard Henderson <rth@redhat.com>
6277 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
6278 (alpha_rtx_cost_data): Update to match.
6279 (alpha_rtx_cost_size): New.
6280 (alpha_rtx_costs): Honor optimize_size.
6282 2004-07-01 Richard Henderson <rth@redhat.com>
6284 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
6285 * cfgexpand.c (tree_expand_cfg): Do it here.
6286 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
6287 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
6288 * config/mips/mips.c (mips_output_mi_thunk): And here.
6289 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
6290 * config/sh/sh.c (sh_output_mi_thunk): And here.
6291 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
6293 2004-07-01 Richard Henderson <rth@redhat.com>
6295 * tree.def (RTL_EXPR): Remove.
6296 * c-typeck.c (lvalue_p): Don't handle it.
6297 * expr.c (safe_from_p): Likewise.
6298 (expand_expr_real_1): Likewise.
6299 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
6300 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
6301 * gengtype.c (adjust_field_tree_exp): Likewise.
6302 * stmt.c (warn_if_unused_value): Likewise.
6303 * tree-gimple.c (recalculate_side_effects): Likewise.
6304 * tree-pretty-print.c (dump_generic_node): Likewise.
6305 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
6306 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
6307 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
6309 * stmt.c (struct stmt_status): Remove x_last_expr_type,
6310 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
6311 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
6312 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
6313 all the bits that tracked last_expr.
6314 (expand_end_bindings): Don't track last_expr.
6315 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
6316 (clear_last_expr): Remove.
6317 (expand_asm): Don't call it.
6318 (expand_asm_operands, expand_end_cond): Likewise.
6319 (expand_naked_return, expand_null_return_1): Likewise.
6320 * c-typeck.c (c_begin_compound_stmt): Likewise.
6321 * cfgexpand.c (expand_block): Use expand_expr_stmt.
6322 * expr.c (expand_expr_real_1): Likewise.
6323 * tree.h: Update prototypes.
6325 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
6326 (struct emit_status): Remove sequence_rtl_expr.
6327 (struct function): Remove x_rtl_expr_chain.
6328 (seq_rtl_expr, rtl_expr_chain): Remove.
6329 * function.c (struct temp_slot): Remove rtl_expr.
6330 (assign_stack_temp_for_type): Don't set it.
6331 (free_temp_slots, pop_temp_slots): Don't check it.
6332 (free_after_compilation): Don't clear x_rtl_expr_chain.
6333 (fixup_var_refs): Don't search it.
6334 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
6335 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6336 or seq_rtl_expr.
6337 (push_topmost_sequence): Likewise.
6338 (end_sequence, init_emit): Likewise.
6339 (start_sequence_for_rtl_expr): Remove.
6340 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6341 * rtl.h (preserve_rtl_expr_result): Remove.
6343 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6345 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6346 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6347 typos.
6349 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6351 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6352 (STANDARD_STARTFILE_PREFIX_2): Define.
6353 (standard_startfile_prefix_1): Initialize to
6354 STANDARD_STARTFILE_PREFIX_1.
6355 (standard_startfile_prefix_2): Initialize to
6356 STANDARD_STARTFILE_PREFIX_2.
6357 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6358 (STANDARD_STARTFILE_PREFIX_1): Define.
6359 (STANDARD_STARTFILE_PREFIX_2): Define.
6360 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6361 (STANDARD_STARTFILE_PREFIX_2): Document.
6363 2004-07-01 Richard Henderson <rth@redhat.com>
6365 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6366 in order to disable scalarization. Instead set a flag and wait
6367 for a candidate decl.
6369 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6371 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6372 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6373 Use terminology "testsuite" and "enumerated".
6375 2004-07-01 Richard Henderson <rth@redhat.com>
6377 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6378 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6379 (initial_return_save): Likewise.
6380 (flush_queued_reg_saves): Remap register numbers.
6381 (dwarf2out_return_reg): Likewise.
6383 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6385 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6387 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6388 access functions for lower bound and element size and only output
6389 if lower bound nonzero or element size not same as that of type.
6390 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6392 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6394 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6396 2004-07-01 Per Bothner <per@bothner.com>
6398 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
6400 2004-07-01 Jakub Jelinek <jakub@redhat.com>
6402 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6403 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
6404 first operand. Don't optimize if the bitfield is volatile.
6406 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6408 * c-pretty-print.c (pp_c_postfix_expression): Handle
6409 floating-point comparison operators.
6410 (pp_c_expression): Pass floating-point comparison
6411 operators to pp_c_postfix_expression.
6413 2004-07-01 Roger Sayle <roger@eyesopen.com>
6415 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6416 rtx_cost instead of "had_mult" to determine whether the transformed
6417 expression is cheaper than the original.
6419 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
6421 * alias.c (get_alias_set, canon_rtx, get_addr,
6422 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6423 Use MEM_P.
6424 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6425 expand_builtin): Likewise.
6426 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6427 Likewise.
6428 * combine.c (can_combine_p, combinable_i3pat, try_combine,
6429 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6430 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6431 record_dead_and_set_regs_1, get_last_value_validate,
6432 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6433 * cse.c (check_dependence, canon_hash, equiv_constant,
6434 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6435 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6436 count_reg_usage): Likewise.
6437 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6438 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6439 cselib_record_sets): Likewise.
6440 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6441 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6442 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6443 * df.c (df_uses_record): Likewise.
6444 * dojump (do_jump): Likewise.
6445 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6446 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6447 decl_start_label): Likewise.
6448 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6449 operand_subword, change_address_1, make_safe_from): Likewise.
6450 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6451 stabilize, force_not_mem): Likewise.
6452 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6453 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6454 * expr.c (convert_move, convert_modes, emit_block_move,
6455 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6456 emit_move_insn_1, expand_assignment, store_expr,
6457 store_constructor_field, store_constructor, store_field,
6458 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6459 Likewise.
6460 * final.c (cleanup_subreg_operands, alter_subreg,
6461 get_mem_expr_from_op): Likewise.
6462 * flow.c (notice_stack_pointer_modification_1,
6463 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6464 Likewise.
6465 * function.c (mark_temp_addr_taken, preserve_temp_slots,
6466 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6467 optimize_bit_field, flush_addressof, purge_addressof_1,
6468 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6469 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6470 keep_stack_depressed): Likewise.
6471 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6472 noce_process_if_block, find_memory): Likewise.
6473 * integrate.c (subst_constants, allocate_initial_values): Likewise.
6474 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6475 update_equiv_regs): Likewise.
6476 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6477 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6478 * optabs.c (expand_abs, emit_unop_insn): Likewise.
6479 * passes.c (rest_of_handle_final): Likewise.
6480 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
6481 move2add_note_store): Likewise.
6482 * ra-build.c (detect_remat_webs): Likewise.
6483 * ra-debug.c (dump_static_insn_cost): Likewise.
6484 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
6485 * recog.c (validate_change, apply_change_group, cancel_changes,
6486 validate_replace_rtx_1, general_operand, register_operand,
6487 nonmemory_operand, push_operand, pop_operand, memory_operand,
6488 indirect_operand, asm_operand_ok, offsettable_memref_p,
6489 offsettable_nonstrict_memref_p, constrain_operands,
6490 store_data_bypass_p): Likewise.
6491 * reg-stack.c (subst_stack_regs_pat): Likewise.
6492 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6493 copy_cost, reg_scan_mark_refs): Likewise.
6494 * regmove.c (optimize_reg_copy_3, stack_memref_p,
6495 combine_stack_adjustments_for_block): Likewise.
6496 * regrename.c (copyprop_hardreg_forward_1): Likewise.
6497 * reload.c (can_reload_into, push_reload, decompose, immune_p,
6498 find_reloads, find_reloads_address, find_reloads_address_1,
6499 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6500 find_equiv_reg): Likewise.
6501 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6502 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6503 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6504 delete_address_reloads): Likewise.
6505 * resource.c (mark_referenced_resources): Likewise.
6506 * rtlanal.c (get_jump_table_offset, count_occurrences,
6507 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6508 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6509 num_sign_bit_copies1): Likewise.
6510 * rtlhooks.c (gen_lowpart_general): Likewise.
6511 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6512 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6513 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6514 sdbout_global_decl): Likewise.
6515 * simplify-rtx.c (simplify_subreg): Likewise.
6516 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6517 expand_anon_union_decl, expand_end_case_type): Likewise.
6518 * unroll.c (calculate_giv_inc): Likewise.
6519 * var-tracking.c (stack_adjust_offset_pre_post,
6520 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6521 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6522 vt_add_function_parameters): Likewise.
6523 * varasm.c (make_var_volatile, notice_global_symbol,
6524 assemble_external, decode_addr_const, mark_weak,
6525 default_encode_section_info): Likewise.
6527 2004-07-01 Steven Bosscher <stevenb@suse.de>
6529 * stmt.c (check_seenlabel): Remove.
6530 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6532 2004-07-01 Richard Henderson <rth@redhat.com>
6534 * function.h (struct function): Remove x_function_call_count.
6535 (function_call_count): Remove.
6536 * calls.c (expand_call): Don't set it.
6537 * integrate.c (copy_rtx_and_substitute): Likewise.
6539 * function.h (struct function): Remove x_cleanup_label.
6540 (cleanup_label): Remove.
6541 * stmt.c (expand_value_return): Don't use it.
6542 * function.c (free_after_compilation): Don't set it.
6543 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
6544 * cfgexpand.c (tree_expand_cfg): Update call.
6545 * tree.h (expand_function_start): Update decl.
6547 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6549 PR c/1027
6550 * c-lang.c (c_initialize_diagnostics): Move from here ...
6551 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
6552 (c_tree_printer): Use pretty-printer to format %T.
6553 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6554 before '*' if not C++.
6555 (pp_c_direct_abstract_declarator): Don't try to print array upper
6556 bound for flexible array members.
6557 * c-tree.h: Include "diagnostic.h".
6558 (c_initialize_diagnostics): Declare.
6559 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6560 * c-format.c (format_type_warning): New function. Improve
6561 diagnostics for incorrect format argument types.
6562 (check_format_types): Use it. Add two parameters. Use the
6563 TYPE_MAIN_VARIANT of wanted_type.
6564 (check_format_info_main): Pass new parameters to
6565 check_format_types.
6566 (struct format_wanted_type): Update comment.
6568 2004-07-01 Nick Clifton <nickc@redhat.com>
6570 * target.h (struct gcc_target): Add new field to struct cxx:
6571 import_export_class.
6572 * target-def.h (TARGET_CXX): Initialise the new field.
6573 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6574 the new field.
6575 * doc/tm.texi: Document the new target hook.
6577 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6579 * builtins.c (fold_builtin_classify): Fix typo.
6581 2004-07-01 Richard Henderson <rth@redhat.com>
6583 * function.c (identify_blocks, identify_blocks_1): Remove.
6584 * function.h (identify_blocks): Remove.
6585 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6587 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6589 * builtins.c (fold_builtin_classify): New.
6590 (fold_builtin_unordered_cmp): Fix commentary.
6591 (fold_builtin): Use it.
6592 * builtins.def: Define builtins for isnan,
6593 isnanf, isnanl, finite, finitef, finitel,
6594 isinf, isinff, isinfl.
6596 2004-07-01 Richard Henderson <rth@redhat.com>
6598 * function.h (struct function): Remove dont_emit_block_notes.
6599 * gimple-low.c (lower_function_body): Don't set it.
6600 * cfgexpand.c (expand_block): Don't check it.
6601 * cfglayout.c (insn_locators_initialize): Likewise.
6602 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6603 * passes.c (rest_of_compilation): Likewise.
6604 * stmt.c (expand_start_bindings_and_block): Likewise.
6605 (expand_end_bindings): Likewise.
6607 2004-07-01 Richard Henderson <rth@redhat.com>
6609 * cgraph.h (cgraph_build_static_cdtor): Declare.
6610 * cgraphunit.c (cgraph_build_static_cdtor): New.
6611 * c-objc-common.c (build_cdtor): Use it.
6612 * coverage.c (create_coverage): Likewise.
6613 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
6614 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
6616 See ChangeLog.11 for earlier changes.