| blob | 5d869abcd27bde1aeb1951bca133c63fc10387a4 |
1 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2 PR target/21623:
4 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
5 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
6 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
7 (memory_move_secondary_cost, init_reg_autoinc): Remove
8 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
9 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
10 secondary_reload_class call.
11 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
12 callers.
13 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
14 (push_secondary_reload): Use secondary_reload target hook.
15 (secondary_reload_class, scratch_reload_class): New functions.
16 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
17 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
18 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
19 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
20 (secondary_reload_class, scratch_reload_class): Declare.
21 * reload1.c: Include target.h.
22 (reload_adjust_reg_for_temp): New function.
23 (reload_adjust_reg_for_icode): Likewise.
24 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
25 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
26 call.
27 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
28 for inheritance. Support case when both secondary & tertiary reloads
29 are for intermediate registers.
30 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
31 with secondary_reload_class call. Support case when both secondary
32 & tertiary reloads are for intermediate registers.
33 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
34 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
35 * target.h (secondary_reload_info): New struct / typedef.
36 (struct gcc_target): New member secondary_reload.
37 * targhooks.c Include reload.h, optabs.h and recog.h.
38 (default_secondary_reload): New function.
39 * targhooks.h (default_secondary_reload): Declare.
40 * doc/tm.texi: Document secondary_reload target hook. Update
41 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
42 * doc/md.texi: Likewise.
44 * sh-protos.h (sh_secondary_reload): Declare.
45 * sh.c (TARGET_SECONDARY_RELOAD): Override.
46 (sh_secondary_reload): New function.
47 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
48 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
49 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
50 (HAVE_SECONDARY_RELOADS): Define.
51 * sh.md (reload_indf): Rename to:
52 (reload_indf__frn).
53 (reload_outdf): Rename to:
54 (reload_outdf__RnFRm).
55 (reload_insf): Rename to:
56 (reload_insf__frn).
57 (reload_insi): Rename to:
58 (reload_insi__i_fpul).
60 2005-11-24 Uros Bizjak <uros@kss-loka.si>
62 * configure.ac: Require at least texinfo 4.4.
63 * configure: Regenerate.
65 * doc/install.texi (Tools/packages necessary for building GCC):
66 Update required version of texinfo to at least 4.4.
67 (Installing GCC: Building): Update required version of texinfo
68 to at least 4.4.
69 (Installing GCC: Final installation): Update required version
70 of texi2dvi to at least 4.4.
71 (Host/target specific installation notes for GCC): Update required
72 version of texinfo to at least 4.4.
74 2005-11-24 Richard Guenther <rguenther@suse.de>
75 Dirk Mueller <dmueller@suse.de>
77 PR c++/14024
78 * c-common.h (strict_aliasing_warning): Declare.
79 * c-common.c (strict_aliasing_warning): New function,
80 split out from ...
81 * c-typeck.c (build_c_cast): ... here.
83 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
85 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
86 to order operands.
87 (swap_commutative_operands_with_target): New.
89 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
91 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
92 also when doing PRE, rather than only for global CPROP.
94 2005-11-24 Ben Elliston <bje@au.ibm.com>
96 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
97 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
98 formatting.
99 (expand_twoval_unop): Likewise.
100 (widen_clz): Likewise.
101 (expand_parity): Likewise.
102 (expand_unop): Likewise.
103 (emit_cmp_and_jmp_insn_1): Likewise.
104 (prepare_float_lib_cmp): Likewise.
106 2005-11-24 Ben Elliston <bje@au.ibm.com>
108 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
109 Remove unused `class' variable.
111 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
113 PR c++/21667
114 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
115 C/C++ diagnostic function warn_array_subscript_with_type_char.
116 * c-common.h (warn_array_subscript_with_type_char): Declare.
117 * c-common.c (warn_array_subscript_with_type_char): Define.
119 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
121 PR c/21668
122 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
123 compiling at the intersection of C and C++.
125 2005-11-23 Mark Mitchell <mark@codesourcery.com>
127 * doc/invoke.texi: For man pages, include gcc-vers.texi.
128 List @file in the option summary. Include the libiberty
129 documentation for @file.
130 * gcc.c (main): Call expandargv.
131 * Makefile.in (gcc-vers.texi): Define srcdir.
133 2005-11-23 Diego Novillo <dnovillo@redhat.com>
135 * passes.c (init_optimization_passes): Document
136 sequencing of passes.
138 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
140 * config/m68k/predicates.md (pcrel_address, extend_operator,
141 post_inc_operand, pre_dec_operand): Remove redundant
142 conditionals.
143 (const_uint32_operand, const_sint32_operand): Use gcc_assert
144 instead of abort.
145 (valid_dbcc_comparison_p): Rewrite in the lisp style.
147 2005-11-23 Ben Elliston <bje@au.ibm.com>
149 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
151 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
153 Preparatory work for PR target/21623:
154 * alpha.c (secondary_reload_class): Rename to:
155 (alpha_secondary_reload_class).
156 * alpha.h, alpha-protos.h: Likewise.
157 * mn10300.c (secondary_reload_class): Rename to:
158 (mn10300_secondary_reload_class).
159 * mn10300.h, mn10300-protos.h: Likewise.
160 * pa.c (secondary_reload_class): Rename to:
161 (pa_secondary_reload_class).
162 * pa.h, pa-protos.h: Likewise.
163 * rs6000.c (secondary_reload_class): Rename to:
164 rs6000_secondary_reload_class.
165 * rs6000.h, rs6000-protos.h: Likewise.
167 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
169 PR middle-end/22561
170 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
172 2005-11-22 Ian Lance Taylor <ian@airs.com>
174 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
175 a mode_class.
176 (prepare_cmp_insn): Likewise.
178 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
180 PR target/23435
181 * m68k.md (zero_extendsidi2): Force operands[1] to a register
182 if both operands[0] and operands[1] are memory.
184 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
186 PR middle-end/23606
187 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
188 COMPARISON_CLASS_P and an integral types create create a new
189 expression with the new type and fold that.
191 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
193 PR target/24988
194 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
195 to SUBTARGET_OS_CPP_BUILTINS.
197 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
199 * arm.c (emit_set_insn): New function.
200 (arm_split_constant): Call it.
201 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
202 (arm_legitimize_address): Likewise. Use plus_constant.
203 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
204 (thumb_expand_prologue): Likewise.
205 (arm_gen_load_multiple): Use VOIDmode in SET.
206 (arm_gen_store_multiple): Likewise.
207 (vfp_emit_fstmx): Likewise. Use plus_constant.
208 (emit_multi_reg_push): Likewise.
209 (emit_sfm): Use plus_constant.
211 2005-11-23 Alan Modra <amodra@bigpond.net.au>
213 PR target/24954
214 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
215 typo last change.
217 2005-11-22 Alan Modra <amodra@bigpond.net.au>
219 PR middle-end/24950
220 * expmed.c (store_bit_field): Don't attempt to insv a field
221 larger than the reg.
223 2005-11-22 Alan Modra <amodra@bigpond.net.au>
225 PR target/24954
226 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
227 explicit sign extension, not a (char) cast.
229 2005-11-22 Ben Elliston <bje@au.ibm.com>
231 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
232 GET_MODE_CLASS (x) == MODE_FLOAT.
233 * config/i386/i386.c: Likewise.
234 * config/rs6000/xcoff.h: Likewise.
235 * config/rs6000/linux64.h: Likewise.
236 * config/rs6000/rs6000.c: Likewise.
237 * config/rs6000/rs6000.h: Likewise.
238 * config/rs6000/predicates.md: Likewise.
239 * config/rs6000/sysv4.h: Likewise.
241 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
243 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
244 flag_pic is set.
246 * config/alpha/freebsd.h, config/alpha/linux.h,
247 config/arm/linux-elf.h, config/bfin/bfin.h,
248 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
249 config/i386/beos-elf.h, config/i386/gnu.h,
250 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
251 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
252 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
253 config/rs6000/linux64.h, config/rs6000/sysv4.h,
254 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
255 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
256 config/sparc/linux.h, config/sparc/linux64.h,
257 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
259 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
260 are both defined when either flag -fpic or -fPIC are used.
262 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
264 * config/fp-bit.c (clzusi): New function.
265 (si_to_float, usi_to_float): Use it to compute proper shift.
266 (usi_to_float): Preserve guard bits when shifting right.
267 * libgcc-std.ver (GCC_4.2.0): New version.
268 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
269 __floatundisf): New functions.
270 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
271 __floatundisf): Declare.
272 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
273 _floatundixf, and _floatunditf.
274 * optabs.c (expand_float): If target does not define a pattern for
275 signed or unsigned conversion, use an unsigned libcall instead of
276 a signed one.
277 (init_optabs): Initialize ufloat_optab.
279 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
281 * config/rs6000/rs6000.opt (mmulhw): New option.
282 * doc/invoke.texi (-mmulhw): Document.
283 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
284 for 405 and 440.
285 * config/rs6000/rs6000.md: Add half-word multiply and
286 multiply-accumulate instructions for 405 and 440.
288 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
290 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
291 which matches behavior of gcc 4.0 and older for RTEMS targets. The
292 default now includes a linker group which makes the RTEMS one nest.
294 2005-11-22 Ben Elliston <bje@au.ibm.com>
296 * cse.c (fold_rtx): Typo fix.
297 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
299 2005-11-21 Richard Henderson <rth@redhat.com>
301 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
302 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
304 * c-tree.h (lookup_name): Move declaration ...
305 * c-common.h (lookup_name): ... here.
306 * config/darwin-c.c: Include c-common.h.
307 * config/t-darwin: Update dependencies.
309 2005-11-22 Ben Elliston <bje@au.ibm.com>
311 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
312 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
313 * genopinit.c (gen_insn): Likewise.
314 * reload.c (find_equiv_reg): Likewise.
315 * loop.c (load_mems): Likewise.
316 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
317 * cse.c (find_comparison_args, fold_rtx): Likewise.
318 * dwarf2out.c (add_const_value_attribute): Likewise.
319 * expr.c (convert_move): Likewise.
320 * recog.c (general_operand, register_operand): Likewise.
321 * reg-stack.c (replace_reg): Likewise.
322 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
323 * c-common.c (handle_vector_size_attribute): Likewise.
324 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
325 (simplify_binary_operation_1): Likewise.
326 (simplify_const_binary_operation): Likewise.
327 (simplify_relational_operation): Likewise.
328 (simplify_const_relational_operation): Likewise.
329 (simplify_immed_subreg): Likewise.
330 * emit-rtl.c (gen_lowpart_common): Likewise.
331 * expmed.c (expand_mult): Likewise.
332 * stor-layout.c (layout_type): Likewise.
334 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
336 PR target/24951
337 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
338 cst2 only for SPE vectors.
340 2005-11-21 David Edelsohn <edelsohn@gnu.org>
342 PR target/24953
343 * config/rs6000/predicates.md (vrsave_operation): Check
344 UNSPEC_VOLATILE value.
346 2005-11-21 Jan Hubicka <jh@suse.cz>
348 PR tree-optimization/24653
349 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
351 2005-11-21 Uros Bizjak <uros@kss-loka.si>
353 * config/i386/predicates.md (ax_reg_operand): New predicate.
354 (memory_displacement_only_operand): New predicate.
355 * config/i386/i386.md ("modrm" attribute): Return 0 if one
356 operand is AX register and the other operand is memory operand
357 with displacement only.
359 2005-11-21 Uros Bizjak <uros@kss-loka.si>
361 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
362 if we don't care about NaNs or Infinities.
364 2005-11-20 Ian Lance Taylor <ian@airs.com>
366 PR rtl-optimization/24883
367 * combine.c (combinable_i3pat): When checking whether the
368 destination of i3 is used in i3, consider paradoxical subregs.
370 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
372 PR middle-end/20583
373 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
375 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
377 * combine.c (try_combine): Do not run subst on i1src and i2src in
378 the case of generating a PARALLEL for a comparison.
380 2005-11-20 Richard Henderson <rth@redhat.com>
382 PR 24931
383 * tree-sra.c (struct sra_elt): Add all_no_warning.
384 (struct sra_walk_fns) <use>: Add use_all argument.
385 (sra_walk_expr): Pass it.
386 (sra_walk_modify_expr): Likewise.
387 (scalarize_ldst): Likewise.
388 (scan_use): Update for new argument.
389 (mark_no_warning): New.
390 (scalarize_use): Use it.
392 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
394 * expr.c (expand_expr_real): Use usmul_optab for widening
395 signed * unsigned multiplies.
396 * genopinit.c (optabs): Add usmul_widen_optab.
397 * optabs.c (init_optabs): Likewise.
398 * optabs.h (enum optab_index): Add OTI_usmul_widen.
399 (usmul_widen_optab): Define.
400 * config/bfin/bfin.md (usmulhisi3): New pattern.
402 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
404 2005-11-20 Graham Stott <btinternet.com>
406 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
408 2005-11-20 Andreas Schwab <schwab@suse.de>
410 PR target/24757
411 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
412 insn.
414 2005-11-19 Richard Henderson <rth@redhat.com>
416 PR tree-opt/24665
417 * tree-gimple.c (is_gimple_id): Export.
418 * tree-gimple.h (is_gimple_id): Declare.
419 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
420 (get_default_value): Use it.
421 (maybe_fold_stmt_indirect): Likewise.
423 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
425 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
426 than VR1 or vice-versa.
428 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
430 PR middle-end/24912
431 PR middle-end/24750
432 * reload.c (find_reloads_address_1): Mention dependency on
433 gen_reload.
434 * reload1.c (gen_reload): For IN with an unary operation, try
435 moving inner expression to OUT if trivial SET is not valid.
436 Confirm that the result is valid. Move common code block into...
437 (emit_insn_if_valid_for_reload): New function.
439 2005-11-19 Richard Guenther <rguenther@suse.de>
441 * fold-const.c (fold_indirect_ref_1): Make sure we fold
442 ARRAY_REFs of constant strings.
444 2005-11-19 Jakub Jelinek <jakub@redhat.com>
446 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
447 fatal format string.
449 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
451 * combine.c (make_compound_operation): Swap operands of
452 commutative operation if necessary before returning.
454 2005-11-19 Richard Guenther <rguenther@suse.de>
456 PR middle-end/23294
457 * fold-const.c (fold_plusminus_mult_expr): New function.
458 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
459 cases, remove now unnecessary code.
461 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
463 * gensupport.c (old_preds): Rename to std_preds, add special field.
464 (struct old_pred_table): Rename to struct std_pred_table, add special
465 field.
466 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
467 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
468 (init_predicate_table): Adjust, and set along the way whether a
469 predicate is special.
471 2005-11-18 Mark Mitchell <mark@codesourcery.com>
473 * BASE-VER: Change to 4.2.0.
475 2005-11-18 James E Wilson <wilson@specifix.com>
477 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
478 returning it.
480 2005-11-18 Mike Stump <mrs@apple.com>
482 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
483 * config/darwin-c.c (darwin_pragma_unused): Likewise.
484 * c-decl.c (lookup_name_two) Remove.
485 * c-tree.h (lookup_name_two): Remove.
486 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
487 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
488 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
489 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
491 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
493 PR target/24914
494 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
495 when not generating code to use that co-processor.
497 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
499 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
500 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
501 these functions are now in tree-phinodes.c.
503 2005-11-18 Jie Zhang <jie.zhang@analog.com>
505 * config/bfin/bfin.md (trap): New pattern.
507 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
509 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
510 on types.
512 * expr.c (expand_expr_real): Don't call record_block_change unless
513 ib_boundaries_block is non-null
515 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
517 * fold-const.c (build_range_check): Use proper type for subtraction
518 when merging lower bound.
520 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
522 PR rtl-optimization/24497
523 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
524 the copied insn.
526 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
528 * tree-scalar-evolution.c (expression_expensive_p): New function.
529 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
531 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
533 * config/bfin/crtlibid.s: New file.
535 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
537 PR target/24348
538 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
539 when not using sjlj exceptions.
540 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
541 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
542 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
543 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
544 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
545 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
546 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
547 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
548 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
549 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
550 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
551 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
552 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
553 defines.
554 * config/pa/hpux-unwind.h: New file.
556 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
558 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
559 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
560 * varasm.c (do_assemble_alias): Adjust call.
561 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
562 is defined.
563 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
565 2005-11-17 James E Wilson <wilson@specifix.com>
567 * tree.def (FUNCTION_DECL): Correct typo in comment.
569 2005-11-17 Richard Henderson <rth@redhat.com>
571 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
572 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
573 and DW_CFA_def_cfa_sf.
574 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
575 (dbx_reg_number): Don't assert particular registers here.
576 (based_loc_descr): ... do it here instead. Fold in ...
577 (eliminate_reg_to_offset): ... this function.
578 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
579 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
580 * unwind-dw2.c (execute_cfa_program): Apply data align factor
581 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
582 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
583 (instantiate_virtual_regs): Likewise.
584 * var-tracking.c (adjust_stack_reference): Likewise.
585 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
587 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
589 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
590 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
591 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
592 crtlibid.o.
593 ($(T)crtlibid.o): New rule.
595 2005-11-16 Richard Guenther <rguenther@suse.de>
597 PR middle-end/24851
598 * fold-const.c (extract_array_ref): Return byte offset
599 in all cases.
600 (fold_binary): Fold &x[a] CMP &x[b] to
601 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
602 behavior.
604 2005-11-16 Richard Henderson <rth@redhat.com>
606 PR middle-end/23497
607 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
608 parts of an SSA_NAME.
610 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
612 PR target/24861
613 * arm.md (split for movsf with immediate): Restrict split to insns
614 that set a general register.
616 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
618 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
619 uw_update_context.
620 * unwind-dw2.c (uw_advance_context): Likewise.
621 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
622 _Unwind_SjLj_Unregister.
623 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
625 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
627 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
629 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
631 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
632 langhook to get a DImode integer type.
634 2005-11-16 Richard Henderson <rth@redhat.com>
635 J"orn Rennecke <joern.rennecke@st.com>
636 Ulrich Weigand <uweigand@de.ibm.com>
638 PR rtl-opt/24160
639 PR target/24621
640 * reload1.c (reg_equiv_invariant): New.
641 (reload): Allocate, initialize, and free it.
642 (calculate_needs_all_insns): Check it when skipping equivalence
643 setting insns.
644 (alter_reg): Likewise.
645 (eliminate_regs_1): Rename from eliminate_regs. Add new
646 may_use_invariant argument; only use reg_equiv_invariant when true.
647 (eliminate_regs): New.
648 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
649 a context for which may_use_invariant may be true.
651 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
653 * fold-const.c (const_binop): Don't constant fold the operation
654 if the result has overflowed and flag_trapping_math.
655 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
657 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
659 * config/arm/unwind-arm.c (abort): Add prototype here.
660 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
661 (struct phase1_vrs): Add prev_sp.
662 (unwind_phase2_forced): Save the original core registers instead of
663 modifying entry_vrs. Take a new flag argument for resuming unwinding
664 and set action flags accordingly. Always set _US_END_OF_STACK when
665 get_eit_entry fails. Unwind before calling the stop function.
666 (_Unwind_GetCFA): New function.
667 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
668 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
669 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
670 just call unwind_phase2_forced.
671 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
672 * config/arm/unwind-arm.h (abort): Remove prototype.
673 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
674 prototypes.
675 (_Unwind_GetCFA): New prototype.
676 * config/arm/pr-support.c (abort): Add prototype here.
677 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
678 forced unwinding.
679 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
680 not schedule the prologue with non-call exceptions and EABI.
682 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
684 * config/arm/unwind-arm.h: Reorder interface function declarations.
685 (_URC_END_OF_STACK): New enumeration value.
686 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
687 (struct _Unwind_Control_Block): Document reserved field use.
688 (_Unwind_Stop_Fn): New typedef.
689 (_Unwind_ForcedUnwind): Declare.
690 (_Unwind_Resume_or_Rethrow): Declare.
691 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
692 argument. Adjust.
693 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
694 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
695 (UCB_FORCED_STOP_ARG): New.
696 (search_EIT_table): Update boundary condition checks.
697 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
698 (unwind_phase2): Replace for with do..while.
699 (unwind_phase2_forced): New.
700 (__gnu_Unwind_RaiseException): Replace for with do..while.
701 (__gnu_Unwind_ForcedUnwind): New.
702 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
703 Use appropriate phase2 unwinder.
704 (__gnu_Unwind_Resume_or_Rethrow): New.
705 (__gnu_unwind_pr_common): Cope with forced unwinding.
707 2005-11-16 David Edelsohn <edelsohn@gnu.org>
709 PR target/24772
710 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
712 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
713 roundsf2): Remove "s" from mnemonic.
715 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
717 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
718 __PIC__ is defined.
719 * config/bfin/crtn.s: Change epilogues to match.
720 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
721 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
722 __PIC__ and __pic__.
724 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
726 PR 24357
727 * doc/invoke.texi: Distinguish between free and fixed form instead of
728 Fortran and Fortran 90/95. Remove ratfor from the list of supported
729 languages.
730 * gcc.c (default_compilers): Remove double entries, add entries for
731 suffixes '.F90' and '.F95'.
733 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
735 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
736 in the stack probing loop.
738 2005-11-15 David Edelsohn <edelsohn@gnu.org>
740 * configure.ac: Use .machine power5 not power5x.
741 * configure: Regenerate.
743 2005-11-15 Mike Stump <mrs@apple.com>
745 * c-decl.c (lookup_name_two): Add.
746 * c-tree.h (lookup_name_two): Likewise.
747 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
748 * config/darwin-c.c (darwin_pragma_unused): Likewise.
750 2005-11-16 Alan Modra <amodra@bigpond.net.au>
752 PR rtl-optimization/23392
753 * regrename.c (enum scan_actions) Add mark_access.
754 (scan_actions_name): Ditto.
755 (scan_rtx_reg): Handle mark_access.
756 (scan_rtx_address): Do nothing for mark_access.
757 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
758 and regs in REG_INC notes before closing chains for dead regs.
759 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
760 opening chains for new writes.
762 2005-11-15 David Edelsohn <edelsohn@gnu.org>
764 * c.opt (ffixed-line-length-none): New.
766 2005-11-15 Steve Ellcey <sje@cup.hp.com>
768 * mklibgcc.in: Change contents of eh_dummy.c.
770 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
772 * loop.c (scan_loop): Do not insert temporaries for hard registers.
774 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
776 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
777 of making syscalls.
778 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
780 2005-11-15 Jan Hubicka <jh@suse.cz>
782 * invoke.texi (large-unit-insns): Document.
783 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
784 * params.def (large-unit-insns): New param.
786 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
788 PR target/24869
789 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
790 special register for operand 3. Reindent constraints to align
791 them vertically.
793 2005-11-14 David Edelsohn <edelsohn@gnu.org>
795 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
796 -mpopcntb, -mfprnd. Add -mcpu=power5+.
797 * configure.ac: Add test for FP rounding instructions.
798 * configure: Regenerate.
799 * config.in: Regenerate.
800 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
801 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
802 features enabled.
803 * config/rs6000/rs6000.opt (mfprnd): New.
804 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
805 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
806 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
807 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
808 (TARGET_FPRND): New.
809 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
810 UNSPEC_FRIZ): New.
811 (btrunc<mode>2): New.
812 (ceil<mode>2): New.
813 (floor<mode>2): New.
814 (round<mode>2): New.
816 2005-11-14 Geoffrey Keating <geoffk@apple.com>
818 * gcc.c (version_compare_spec_function): Use fatal() rather than
819 abort().
821 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
822 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
823 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
824 as empty.
825 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
826 link in crt2.o.
828 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
829 on -mmacosx-version-min setting.
831 2005-11-14 Diego Novillo <dnovillo@redhat.com>
833 PR 24840
834 * tree-vrp.c (infer_value_range): Return false if STMT is a
835 block terminator and its basic block has no successors.
837 2005-11-14 Mike Stump <mrs@apple.com>
839 * config/i386/i386.c (override_options): -masm=intel isn't
840 supported on darwin.
841 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
843 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
845 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
846 vfork after including auto-host.h.
848 2005-11-15 Alan Modra <amodra@bigpond.net.au>
850 PR rtl-optimization/22002
851 * combine.c (distribute_notes): Detect cases where a reg dies
852 two or more times in a bb, including on the insn we are combining,
853 and place the death note on the correct range.
855 2005-11-14 Dale Johannesen <dalej@apple.com>
857 * expmed.c (store_bit_field): Add offset unconditionally for
858 memory targets.
859 (extract_bit_field): Don't force extzv or extv operand into
860 a register if field is too big.
862 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
864 * config/arm/arm.c (pic_labelno): New.
865 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
866 LABEL_REF. Pass only the labelno to PIC insns.
867 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
868 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
869 * arm.md (UNSPEC_PIC_LABEL): New constant.
870 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
871 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
872 Use the correct label prefix.
874 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
876 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
877 REQ_EQUIV note.
879 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
881 * loop-invariant.c: Include tm_p.h.
882 * Makefile.in: Updated.
884 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
886 * pa.c (store_reg): Revise generation of frame notes in large frames.
887 (set_reg_plus_d): Likewise.
889 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
891 PR tree-optimization/24709
892 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
893 loop check.
895 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
897 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
898 and duplicate declaration of pthread_self.
900 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
901 Ian Lance Taylor <ian@airs.com>
903 PR middle-end/24003
904 * calls.c (expand_call): If TARGET is a MEM and some part of the
905 argument area has been saved, force TARGET to a register.
907 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
909 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
910 checking.
912 2005-11-13 Jason Merrill <jason@redhat.com>
914 PR c++/22489
915 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
916 lazily declared methods.
917 (force_decl_die): Stop if forcing out the context already make a
918 DIE for the decl.
919 (force_type_die): Likewise.
921 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
923 PR middle-end/24820
924 * builtins.c (integer_valued_real_p): Add break in
925 REAL_CST having TREE_OVERFLOW set.
927 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
929 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
930 addressing modes during calculation of costs.
932 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
934 * function.c (assign_stack_local_1): Restrict sanity check
935 on frame size overflow to 32-bit and above platforms.
937 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
939 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
940 * config/cris/cris.c: Include reload.h.
941 (cris_initial_elimination_offset): New function.
942 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
943 Prototype.
945 2005-11-12 Richard Guenther <rguenther@suse.de>
947 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
949 2005-11-12 Jan Hubicka <jh@suse.cz>
951 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
952 to compare against 0 when possible.
954 2005-11-12 Jie Zhang <jie.zhang@analog.com>
956 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
957 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
958 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
959 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
960 in the new order.
962 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
964 * recog.c (constrain_operands) <case 'g'>: For a match, require
965 that a non-register matches general_operand when strict >= 0.
967 2005-11-11 Steven Bosscher <stevenb@suse.de>
969 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
970 previous checkin.
972 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
974 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
975 (memory_address_same): New.
976 (dse_optimize_stmt): Call memory_address_same.
978 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
980 PR middle-end/24750
981 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
982 ZERO_EXTEND>: New cases.
984 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
986 * longlong.h (__clz_tab): Always provide.
988 2005-11-11 Steven Bosscher <stevenb@suse.de>
990 PR 24265
991 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
992 can be assigned to.
993 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
994 before check_maybe_invariant.
995 (move_invariant_reg): Use gen_move_insn instead of replacing
996 SET_DEST with the temporary for the invariant.
997 (move_loop_invariants): If checking is enabled, do internal
998 consistency checks after completing the pass.
1000 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1002 PR 24644
1003 * common.opt (Wvolatile-register-var): New.
1004 * varasm.c (make_decl_rtl): Only emit warning when option
1005 specified. Clarify warning message.
1006 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1008 * doc/md.texi (copysign): Document standard named pattern.
1010 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1012 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1013 bytes when align is 2.
1014 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1015 by the first instruction of the loop.
1017 2005-11-11 Jason Merrill <jason@redhat.com>
1019 PR c++/24686
1020 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1021 the cleanup list.
1023 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1025 PR rtl-optimization/22509
1026 * local-alloc.c (memref_used_between_p): Check whether a function call
1027 could not reference the memref.
1029 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1031 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1032 algorithm so as to choose the best, not the worst, alternative.
1033 Reset accumulated register class before processing next alternative.
1035 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1037 PR target/24445
1038 * calls.c (expand_call): Copy a return value to a plain register
1039 if needed.
1041 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1043 PR target/24778
1044 * varasm.c (assemble_name): Recompute name only for transparent
1045 aliases.
1047 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1049 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1051 2005-11-04 Jeff Law <law@redhat.com>
1053 PR middle-end/23181
1054 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1055 perform reassociation if the parent statement will not die as
1056 a result of the optimization.
1058 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1060 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1061 delete_old_heap_vars.
1062 * tree-dfa.c (referenced_var_remove): Remove function.
1063 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1064 (delete_tree_ssa): Remove call to delete_old_heapvars.
1065 Add call to delete_alias_heapvars.
1066 * tree-flow.h (referenced_var_remove): Remove prototype
1067 (init_alias_heapvars): New prototype.
1068 (delete_alias_heapvars): Ditto.
1069 * Makefile.in (tree-ssa-structalias.o): Add
1070 gt-tree-ssa-structalias.o
1071 (GTFILES): Add tree-ssa-structalias.h and
1072 tree-ssa-structalias.c.
1073 (s-gtype): Add gt-tree-ssa-structalias.h.
1074 * tree-ssa-structalias.c (heapvars): Remove.
1075 (oldheapvars): Remove.
1076 (heapvar_for_stmt): New variable.
1077 (heapvar_lookup): New function.
1078 (heapvar_insert): Ditto.
1079 (get_constraint_for): See if we have an old heapvar
1080 to reuse.
1081 (init_alias_heapvars): New function.
1082 (delete_alias_heapvars): Ditto.
1083 Add include of gt-tree-ssa-structalias.h.
1085 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1087 PR middle-end/22127
1088 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1090 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1092 * tree.c (int_fits_type_p): Only look at the base type
1093 if it has the same precision as the original type.
1095 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1097 PR other/4372
1098 * varasm.c (assemble_alias): Use %q+D in the error
1099 message instead of %J and %qD.
1101 2005-11-10 Richard Guenther <rguenther@suse.de>
1103 * gcse.c (free_ldst_entry): Only free hashtable if
1104 it exists.
1106 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1108 * function.c (assign_stack_local_1): Issue an error message if
1109 the frame size overflows in the signed target arithmetics.
1111 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1113 * tree.c (build_qualified_type): Chain the new type to the original
1114 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1115 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1116 (build_pointer_type_for_mode): Only return unqualified types.
1117 (build_reference_type_for_mode): Likewise.
1119 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1121 * Makefile.in (gnucompare): Do comparison of all files using one of
1122 the chosen methods and only afterwards decide if just warning should
1123 be issued or comparison failure raised.
1125 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1127 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1128 (noce_try_abs): Negate if the comparison is reversed.
1129 Look only one instruction backwards for a REG_EQUAL note.
1131 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1133 PR other/4372
1134 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1135 gthr-tpf.h: Define __gthrw. For all identifiers that might
1136 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1137 and prefix all uses with __ghtrw.
1139 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1141 PR other/4372
1142 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1143 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1144 * c-common.c (handle_weakref_attribute): New.
1145 (c_common_attribute_table): Add weakref.
1146 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1147 in the assembler.
1148 * configure, config.in: Rebuilt.
1149 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1150 * doc/extend.texi: Document weakref attribute.
1151 * varasm.c (ultimate_transparent_alias_target): New
1152 (assemble_name): Use it.
1153 (weak_finish_1): Split out of...
1154 (weak_finish): ... and deal with weakrefs in...
1155 (weakref_targets): ... new list.
1156 (globalize_decl): Clean up weakref_targets.
1157 (do_assemble_alias): Handle weakrefs.
1158 (finish_aliases_1): Do not reject weakrefs to external symbols.
1159 (assemble_alias): Handle weakrefs.
1161 2005-11-09 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/24716
1164 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1165 t_bool to track results from follow_ssa_edge.
1167 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1169 * final.c (force_source_line): New global variable.
1170 (final_scan_insn): Set it to true instead of clearing last_filename.
1171 (notice_source_line): Return true if force_source_line is true,
1172 unless source info is absent.
1174 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1176 PR c/24644
1177 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1178 a linkage name for a variable if it a register variable.
1179 * c-decl.c (grokdeclarator): Global register variables
1180 should be set as PUBLIC.
1182 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1184 PR 24624
1185 * config/s390/s390.c (struct s390_frame_layout): New fields
1186 first_save_gpr_slot and last_save_gpr_slot.
1187 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1188 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1189 first_save_gpr and last_save_gpr with the _slot variants.
1190 (s390_register_info): Calculate first_save_gpr_slot and
1191 last_save_gpr_slot using regs_ever_live.
1193 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1195 PR 24623
1196 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1197 for a function containing a landing pad.
1199 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1201 PR 24034
1202 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1203 is live afterwards.
1205 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1207 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1208 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1210 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1212 Add ms2 support
1213 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1214 constants.
1215 (call,load,store): New insn types.
1216 (mem_access, branch_access): Adjust reservation conditions.
1217 (define_delay): Adjust condition.
1218 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1219 type.
1220 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1221 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1222 insn type.
1223 (call_internal, call_value_internal, return_internal,
1224 return_interrupt_internal, eh_return_internal, indirect_jump,
1225 tablejump): Set call insn type.
1226 (blockage, ei, di): Use appropriate unspec const.
1227 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1228 (ms1_get_attr_type): Adjust to give load & store types.
1229 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1230 backwards past a barrier.
1231 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1232 branch scheduling.
1233 (struct branch_info, struct label_info): New.
1234 (ms1_labels): New.
1235 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1236 (ms1_machine_reorg): New.
1237 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1238 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1239 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1240 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1241 (TARGET_MS2): New.
1243 2005-11-09 Per Bothner <per@bothner.com>
1244 Uros Bizjak <uros@kss-loka.si>
1246 PR c/24101
1247 * toplev.c (process_options): Initialize debug_hooks early
1248 in case lang_hooks.post_options ends up calling a debug_hook.
1250 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1252 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1253 DBX_REGISTER_NUMBER being contiguous.
1255 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1256 Diego Novillo <dnovillo@redhat.com>
1258 PR 23046
1259 * tree-vrp.c (register_edge_assert_for): Do not register
1260 always-false predicates.
1262 2005-11-08 Devang Patel <dpatel@apple.com>
1264 PR tree-optimization/23115
1265 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1266 relation.
1268 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1270 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1271 -mcpu=440.
1273 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1275 Fix PR tree-optimization/23382
1277 * tree-ssa-alias.c (compute_may_aliases): Call
1278 delete_old_heap_vars.
1279 * tree-dfa.c (referenced_var_remove): New function.
1280 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1281 * tree-flow.h (referenced_var_remove): Add prototype.
1282 (delete_old_heap_vars): Ditto.
1283 * tree-ssa-structalias.c (heapvars): New variable.
1284 (oldheapvars): Ditto.
1285 (get_constraint_for): Put heap vars on heapvars list.
1286 (delete_old_heap_vars): New function.
1288 2005-11-08 Jason Merrill <jason@redhat.com>
1290 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1292 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1294 PR target/19340
1295 * reg-stack.c (reg_to_stack): Update register liveness also
1296 for flag_sched2_use_traces.
1298 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1300 PR target/23704
1301 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1302 override prior explicit -mno-powerpc-gfxopt.
1304 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1306 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1307 if the bitsize is zero.
1308 * doc/md.texi (Standard Pattern Names): Document it.
1310 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1311 (TARGET_PASS_BY_REFERENCE): Likewise.
1313 2005-11-07 Ian Lance Taylor <ian@airs.com>
1315 PR rtl-optimization/24683
1316 * config/i386/i386.c (legitimize_pic_address): If constant operand
1317 to PLUS is too large, put it in a register.
1319 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1321 * configure.ac: Enable checking assembler dwarf2 support for bfin
1322 target.
1323 * configure: Regenerate.
1325 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1327 PR target/24230
1329 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1330 gen_easy_vector_constant_add_self): Delete.
1331 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1332 New.
1333 (output_vec_const_move): Use gen_easy_altivec_constant.
1334 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1335 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1336 (easy_vector_constant_add_self): Rewritten.
1337 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1338 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1339 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1340 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1341 Macroize and adjust for the other changes.
1343 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1345 PR c/24599
1347 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1348 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1350 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1352 PR rtl-optimization/23567
1353 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1354 (noce_process_if_block): Don't do any optimizations except
1355 if (cond) x = x; if !set_b and write into orig_x may trap
1356 or fault. Remove the MEM_READONLY_P check.
1358 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1360 PR 24670
1361 * tree-vrp.c (fix_equivalence_set): New.
1362 (extract_range_from_assert): Call it.
1364 2005-11-05 Ian Lance Taylor <ian@airs.com>
1366 PR target/22432
1367 * combine.c (apply_distributive_law): Don't distribute across a
1368 vector mode subreg.
1370 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1372 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1373 config/ms1/ms1.h, config/rs6000/predicates.md,
1374 config/s390/s390.c, params.def, postreload-gcse.c,
1375 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1376 tree-vrp.c, tree.c: Fix comment typos.
1377 * doc/invoke.texi: Fix typos.
1379 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1381 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1382 for testing whether the data_dependence_relation contains distance
1383 vectors. Iterate over all distance vectors of the ddr.
1384 * lambda.h: Define a vec of lambda_vector pointers.
1385 * tree-data-ref.c (dump_data_dependence_relation,
1386 dump_data_dependence_direction): Iterate over all distance and
1387 direction vectors of the ddr.
1388 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1389 DDR_DIST_VECTS.
1390 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1391 of distance/direction vectors instead of a single one.
1392 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1393 lambda_vectors with a vec of lambda_vectors.
1394 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1395 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1396 DDR_NUM_DIST_VECTS): New.
1397 * tree-loop-linear.c (gather_interchange_stats): Test for the
1398 existence of distance vectors only after having checked that there
1399 is a dependence. Iterate over all distance vectors of the ddr.
1400 (linear_transform_loops): Use dump_data_dependence_relation.
1401 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1402 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1403 distance vectors of the ddr.
1405 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1407 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1408 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1409 IS_INTHANDLER; all callers changed.
1410 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1411 account.
1412 (do_link, do_unlink): New argument ALL; all callers changed.
1413 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1414 If function isn't leaf, save and restore all registers.
1415 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1416 exception handler.
1418 2005-11-05 Jan Hubicka <jh@suse.cz>
1420 PR rtl-optimization/23490
1421 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1422 max-flow-memory-location): Document.
1423 * flow.c: Include params.h
1424 (MAX_MEM_SET_LIST_LEN): Kill.
1425 (add_to_mem_set_list): Use new param.
1426 * cse.c (cse_basic_block): Replace 1000 by new param.
1427 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1428 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1429 * predict.c (predict_loops): Use new param.
1430 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1432 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1433 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1434 Do not hold memory returned by cgraph_node_name across other call.
1436 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1438 PR target/23424
1439 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1440 Disable.
1442 2005-11-04 Jeff Law <law@redhat.com>
1444 PR/21883
1445 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1446 * tree-ssa-dom.c: Include params.h.
1447 (thread_across_edge): If there are too many statements in the
1448 target block, then do not thread through it.
1449 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1450 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1452 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1454 PR 24627
1455 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1456 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1458 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1460 PR/18595
1461 * tree-scalar-evolution.c (instantiate_parameters_1,
1462 instantiate_parameters, resolve_mixers): Compute the size of an
1463 expression to be instantiated and give up the instantiation if the
1464 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1466 2005-11-04 Richard Guenther <rguenther@suse.de>
1468 * tree-flow.h (ref_contains_indirect_ref): Rename to
1469 array_ref_contains_indirect_ref.
1470 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1471 (array_ref_contains_indirect_ref): Make comment match the code
1472 and vice-versa.
1473 (ref_contains_array_ref): Likewise.
1474 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1475 ref_contains_indirect_ref.
1476 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1477 Rename calls to ref_contains_indirect_ref.
1479 2005-11-04 Paul Brook <paul@codesourcery.com>
1481 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1482 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1483 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1484 * config/arm/arm.md: Use match_operand in peephole input templates
1485 and match_dup in peephole output templates.
1487 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1489 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1490 __aeabi_uidiv.
1492 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1493 Daniel Jacobowitz <dan@codesourcery.com>
1495 * longlong.h (add_ssaaaa): Clobber condition code register
1496 in ARM version.
1497 (sub_ddmmss): Likewise.
1498 (umul_ppmm): Likewise.
1500 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1501 Paul Brook <paul@codesourcery.com>
1502 Phil Blundell <pb@reciva.com>
1504 * configure.ac: Add test for ARM TLS support.
1505 * configure: Regenerated.
1506 * config/arm/arm-protos.h (legitimize_tls_address)
1507 (arm_tls_referenced_p, tls_mentioned_p)
1508 (arm_output_addr_const_extra): New prototypes.
1509 (thumb_legitimize_pic_address): Delete.
1510 * config/arm/arm.c: Include "gt-arm.h".
1511 (enum tls_reloc): New.
1512 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1513 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1514 (arm_call_tls_get_addr, legitimize_tls_address)
1515 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1516 (arm_init_tls_builtins, arm_emit_tls_decoration)
1517 (arm_output_addr_const_extra): New functions.
1518 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1519 (TARGET_HAVE_TLS): Define.
1520 (target_thread_pointer): New.
1521 (arm_override_options): Handle -mtp=.
1522 (legitimize_pic_address): Ignore UNSPECs.
1523 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1524 relative symbols.
1525 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1526 (tls_get_addr_libfunc): New variable.
1527 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1528 (arm_init_builtins): Call arm_init_tls_builtins.
1529 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1530 (arm_encode_section_info): Call default_encode_section_info.
1531 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1532 (enum arm_tp_type): New.
1533 (target_thread_pointer): Add declaration.
1534 (LEGITIMATE_CONSTANT_P): Handle TLS.
1535 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1536 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1537 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1538 * config/arm/arm.md: Add UNSPEC_TLS.
1539 (movsi): Handle TLS.
1540 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1541 non-PIC.
1542 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1543 (load_tp_hard, load_tp_soft): New insns.
1544 * arm.opt: Add -mtp=.
1545 * doc/invoke.texi (ARM Options): Document -mtp.
1547 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1549 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1550 * config/arm/libunwind.S: Include "lib1funcs.asm".
1551 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1552 (LIB2ADDEH): Add libunwind.S.
1553 (LIB2ADDEHDEP): Add lib1funcs.asm.
1554 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1556 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1558 PR fortran/18452
1559 * gcc/c.opt: Add a -lang-fortran option.
1560 * gcc/c-opts.c: Add a lang_fortran flag.
1561 (c_common_init_options): Handling the -lang-fortran option.
1562 (c_common_handle_option): Add a case for Fortran options in
1563 preprocessing. Remove cases for -ffixed-form and
1564 -ffixed-line-length. Add a case for -lang-fortran.
1566 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1568 * config/rs6000/rs6000.c: Include params.h
1569 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1570 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1571 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1572 (UNSPEC_VPKUWSS): Delete.
1573 (altivec_vpkuhss): Delete.
1574 (altivec_vpkuwss): Delete.
1575 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1576 final condition.
1577 (neg_eq0<mode>): Remove final condition.
1578 (neg_eq<mode>): Remove condition and split-condition.
1580 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1582 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1583 Use associated print macros.
1585 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1587 PR c++/17964
1588 * diagnostic.c (diagnostic_set_info_translated): New function.
1589 (diagnostic_set_info): Use it. Add comment.
1590 * diagnostic.h (diagnostic_set_info_translated): Declare.
1592 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1594 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1595 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1596 reference only if 'public' is true.
1597 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1598 emit the .hidden directive only if the indirect reference is public.
1599 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1600 Pass it to dw2_force_const_mem.
1601 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1602 * dwarf2out.c (output_cfi): Adjust calls to above function.
1603 (output_call_frame_info): Likewise.
1604 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1605 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1607 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1609 PR tree-optimization/24483
1610 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1611 field to elts if possible.
1613 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1615 PR middle-end/23155
1616 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1617 CONSTRUCTOR.
1619 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1621 Fix PR tree-optimization/24351
1623 * tree-ssa-structalias.c (struct variable_info): Add
1624 collapsed_into.
1625 (get_varinfo_fc): New function to follow collapsing.
1626 (new_var_info): Set collapsed_to to NULL.
1627 (dump_constraint): Follow collapsing.
1628 (build_constraint_graph): Handle collapsing.
1629 (do_simple_structure_copy): Return false if something bad
1630 happened.
1631 (collapse_rest_of_var): New function.
1632 (do_structure_copy): Collapse if do_simple_structure_copy returns
1633 false.
1635 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1637 PR middle-end/24589
1638 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1639 expressions to a statement list instead of gimplifying them.
1641 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1643 PR rtl-optimization/23585
1644 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1645 that can't trap plus a constant integer, if the mode has zero size.
1647 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1649 PR target/24620
1650 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1651 as operand 2.
1652 ("*insv<mode>_reg_extimm"): Likewise.
1654 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1656 PR c/24329
1657 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1658 c_common_type_for_mode returns an unnamed type.
1660 2005-11-02 Richard Henderson <rth@redhat.com>
1662 PR target/9350
1663 PR target/24374
1664 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1665 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1666 * function.c (assign_parms): Use calls.internal_arg_pointer.
1667 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1668 code.
1669 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1670 (TARGET_CALLS): Add it.
1671 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1672 * targhooks.c (default_internal_arg_pointer): New.
1673 * targhooks.h (default_internal_arg_pointer): Declare.
1674 * tree.h (dwarf2out_reg_save_reg): Declare.
1675 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1676 * config/i386/i386.c (dbx_register_map): Add return column.
1677 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1678 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1679 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1680 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1681 (ix86_save_reg): Save force_align_arg_pointer.
1682 (ix86_emit_save_regs): Make regno unsigned.
1683 (ix86_emit_save_regs_using_mov): Likewise.
1684 (ix86_expand_prologue): Handle force_align_arg_pointer.
1685 (ix86_expand_epilogue): Likewise.
1686 * config/i386/i386.h: (dbx_register_map): Update.
1687 (dbx64_register_map, svr4_dbx_register_map): Update.
1688 (struct machine_function): Add force_align_arg_pointer.
1689 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1690 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1691 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1693 2005-11-02 Jan Hubicka <jh@suse.cz>
1695 PR target/23303
1696 * i386.md: Add peep2 for simplyfing array accesses.
1698 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1700 PR target/24615
1701 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1702 * config/s390/s390.c (s390_decompose_shift_count): New function.
1703 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1704 (print_shift_count_operand): Use s390_decompose_shift_count.
1705 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1706 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1708 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1710 PR target/24600
1711 * loop.c (loop_givs_rescan): Use force_operand to expand
1712 complex GIVs.
1714 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1716 PR 22429
1717 * fold-const.c (build_range_check): Use unsigned when signed
1718 overflow is undefined also. If etype is subtype, make sure that
1719 the subtraction is in the supertype.
1721 2005-11-02 Richard Henderson <rth@redhat.com>
1723 PR target/24178
1724 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1725 by MEM_ALIGN.
1727 2005-11-01 Richard Henderson <rth@redhat.com>
1729 PR 21518
1730 * loop.c (scan_loop): Do not propagate computations to a hard
1731 register destination with SMALL_REGISTER_CLASSES.
1733 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1735 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1736 costs for MULT inside PLUS or MINUS.
1738 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1740 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1741 (TRAMPOLINE_SIZE): Round up to 60.
1742 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1744 2005-10-31 James E. Wilson <wilson@specifix.com>
1746 PR debug/24444
1747 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1748 ifdef. Put ifdefs around call in gen_subprogram_die.
1749 (compute_frame_pointer_to_cfa_displacement): Likewise.
1750 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1751 not defined.
1753 PR rtl-optimization/17356
1754 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1755 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1757 2005-10-31 Jan Hubicka <jh@suse.cz>
1759 PR middle-end/24093
1760 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1762 PR target/20928
1763 * i386.c (legitimize_pic_address): Deal with large immediates.
1765 PR profile/20815
1766 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1767 from symbol names while computing checkup.
1769 PR profile/24487
1770 * predict.c (predict_loops): Do not estimate more than
1771 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1772 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1774 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1776 PR tree-optimization/19097
1777 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1779 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1781 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1783 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1785 PR middle-end/23492
1786 * tree-inline.c (setup_one_parameter): If the init_stmt
1787 is NULL, don't insert the statement.
1789 2005-10-30 Jan Hubicka <jh@suse.cz>
1791 PR tree-optimization/24172
1792 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1794 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1796 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1797 constants for hosts with long != 32 bits.
1799 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1801 PR middle-end/24093
1802 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1804 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1806 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1807 (TARGET_MS1_16_002): New.
1808 (TARGET_MS1_16_003): New.
1810 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1811 ("*decrement_and_branch_until_zero_no_clobber"): New.
1812 Add corresponding splitter for decrement_and_branch_until_zero
1813 instruction.
1814 Key all decrement_and_branch_until_zero patterns off of
1815 TARGET_MS1_16_003.
1817 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1819 PR middle-end/24362
1820 * tree-complex.c (extract_component): Treat RESULT_DECL
1821 like the rest of the decls.
1823 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1825 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1826 indirect call to _mcount if the function needs a static chain.
1828 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1829 Caroline Tice <ctice@apple.com>
1831 PR rtl-optimization/24460
1832 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1833 (dwarf2out_switch_text_section): Set it to true instead of
1834 incrementing separate_line_info_table_in_use.
1835 (output_loc_list): Additionally test have_switched_text_sections.
1836 (output_ranges): Likewise.
1837 (dwarf2out_finish): Likewise.
1838 * varasm.c (assemble_start_function): Do not call
1839 insert_section_boundary_note.
1840 (assemble_end_function): If flag_reorder_blocks_and_partition,
1841 switch to the function's section before emitting the .size directive.
1842 * bb-reorder.c (insert_section_boundary_note): Staticify.
1843 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1844 * output.h (insert_section_boundary_note): Delete.
1846 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1848 PR c/23103
1849 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1850 instead of pointer equality when comparing types.
1852 2005-10-24 James E. Wilson <wilson@specifix.com>
1854 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1855 add_dependence_list_and_free calls.
1857 2005-10-24 Steven Bosscher <stevenb@suse.de>
1859 * contrib.texi: Add the names of the LLNL folks who donated
1860 Cray pointer support for gfortran.
1862 2005-10-24 Steven Bosscher <stevenb@suse.de>
1864 PR tree-optimization/24225
1865 * profile.c (branch_prob): Look from end to start through a
1866 basic block when looking for a locus.
1868 2005-10-24 Richard Henderson <rth@redhat.com>
1870 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1871 parallel.
1872 (hppa_expand_prologue): Likewise.
1874 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1876 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1877 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1878 * pa.h (NO_PROFILE_COUNTERS): Define.
1879 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1880 (funcdef_nos): New vector to hold label numbers of deferred profile
1881 counters.
1882 (output_deferred_profile_counters): New function.
1883 (hppa_profile_hook): Push label number onto funcdef_nos.
1884 (pa_hpux_file_end): Call output_deferred_profile_counters if
1885 NO_DEFERRED_PROFILE_COUNTERS is false.
1887 * pa-protos.h (get_deferred_plabel): New prototype.
1888 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1889 Make global.
1890 (output_call): Adjust calls.
1892 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1894 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1895 peculiarity of GOT/TOC section usage.
1897 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1899 PR objc/24435
1900 * c-common.c (constant_string_class_name): Add documentation.
1902 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1904 PR target/23832
1905 * recog.c (peephole2_optimize): Increment peep2_current_count
1906 only when the slot is empty.
1908 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1910 PR ada/23957
1911 * except.c (output_function_exception_table): Call
1912 assemble_external_libcall if we need a personality function.
1914 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1916 PR rtl-optimization/24460
1917 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1918 set the basic block for barriers.
1920 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1922 * var-tracking.c (vt_initialize): Initialize post.
1924 2005-10-21 Devang Patel <dpatel@apple.com>
1926 PR/24220
1927 * c-common.c (vector_types_convertible_p): Check vector element type.
1929 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1931 * config/sh/sh.c (prepare_move_operands): Handle the address
1932 constant which is a tls symbolic address plus a constant.
1934 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1936 PR driver/24473
1937 * gcc.c (main): Use the correct counter for erroring out
1938 about mulitple files.
1940 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1942 PR target/24465
1943 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1944 use r2 for 64-bit tls .got access.
1946 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1948 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1949 TRUTH_OR_EXPR.
1951 2005-10-20 Steven Bosscher <stevenb@suse.de>
1953 PR tree-optimization/24307
1954 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1956 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1958 PR middle-end/24295
1959 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1960 alias targets.
1961 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1962 is ready, stop marking functions, but still mark variables.
1964 2005-10-20 Richard Guenther <rguenther@suse.de>
1966 PR c++/24439
1967 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1968 void type operands.
1970 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1972 PR rtl-optimization/23585
1973 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1974 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1975 (may_trap_p_1): New predicate extracted from...
1976 (may_trap_p): ... here. Invoke may_trap_p_1.
1977 (may_trap_or_fault_p): New predicate.
1978 * rtl.h (may_trap_or_fault_p): Declare it.
1979 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1980 instead of may_trap_p.
1981 (steal_delay_list_from_fallthrough): Likewise.
1982 (fill_simple_delay_slots): Likewise.
1983 (fill_slots_from_thread): Likewise.
1984 * function.c (pad_to_arg_alignment): Rework comment about
1985 SPARC_STACK_BOUNDARY_HACK.
1986 * config/sparc/sparc.h: Likewise.
1988 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1990 * config/s390/s390.c (s390_expand_insv): New.
1991 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1992 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1993 ("icm_hi"): Remove mode attribute.
1994 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1995 Adjust all uses.
1996 ("*extracthi", "*extractqi"): Remove.
1997 (extv<mode>", "*extzv<mode>"): New.
1998 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1999 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2001 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2003 * cfgexpand.c (discover_nonconstant_array_refs_r,
2004 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2005 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2006 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2007 discover_nonconstant_array_refs.
2009 2005-10-19 Steven Bosscher <stevenb@suse.de>
2011 PR c/23228
2012 * c-decl.c (pop_scope): Don't warn about an unused variable
2013 if it is marked with TREE_NO_WARNING.
2014 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2015 somenow mismatch and olddecl is to be replaced.
2017 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2019 PR middle-end/23199
2020 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2021 whether registers live on the edge can be saved/restored.
2023 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2025 * config/sh/sh.c (fixup_mova): Skip notes.
2027 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2029 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2030 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2031 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2032 (s390_initial_elimination_offset): Likewise.
2033 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2034 register on TARGET_ZARCH targets.
2035 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2036 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2037 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2038 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2040 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2042 * config/s390/s390.md: Comment describing output modifiers updated.
2043 * config/s390/s390.c (print_operand): Likewise.
2045 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2047 * config/s390/s390.c (override_options): Added check for -mstack-size
2048 64k limitation.
2049 * doc/invoke.texi: Mention that limit in the documenation.
2051 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2053 PR #19672
2054 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2056 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2058 Fix PR tree-optimization/24231
2060 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2061 (compute_avail): Ditto.
2063 2005-10-18 Richard Henderson <rth@redhat.com>
2065 PR target/24428
2066 * config/i386/i386.c (legitimate_constant_p): Check
2067 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2068 if LABEL_REF.
2069 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2070 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2071 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2072 directly.
2073 (print_operand_address): Likewise.
2074 * config/i386/predicates.md (x86_64_immediate_operand): Test
2075 SYMBOL_REF_TLS_MODEL properly inside CONST.
2076 (x86_64_zext_immediate_operand): Likewise.
2077 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2078 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2079 * config/i386/i386-protos.h: Remove predicates.md entries.
2081 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2083 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2084 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2086 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2087 Ian Lance Taylor <ian@airs.com>
2089 PR middle-end/23522
2090 * fold-const.c (fold_widened_comparison): Do not allow range based
2091 constant folding when right operand cannot be unwidened.
2093 2005-10-17 Richard Henderson <rth@redhat.com>
2095 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2096 with a memory clobber.
2098 2005-10-17 James E Wilson <wilson@specifix.com>
2100 PR rtl-optimization/17356
2101 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2102 checking for EDGE_EH.
2104 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2106 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2107 the slot on an even boundary for any type with 16-byte alignment.
2109 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2111 PR target/23424
2112 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2113 after register allocation.
2115 2005-10-17 DJ Delorie <dj@redhat.com>
2117 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2118 as frame related.
2120 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2122 PR c++/22551
2123 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2124 overflow flags.
2126 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2128 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2129 to 2 if it's already non-zero.
2130 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2131 is set and warn about it if flag_schedule_insns is 1.
2133 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2135 * config/crx/crx.md: Compare-and-branch instructions need to
2136 invalidate CC.
2138 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2140 PR target/24315
2141 * config/i386/i386.md (*pushdi2_rex64 splitter)
2142 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2143 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2144 flow2 pass only when (optimize > 0 && flag_peephole2).
2146 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2148 PR driver/22544
2149 * gcc.c (have_c): New static variable.
2150 (have_o): Likewise.
2151 (process_command): Remove declation of have_c.
2152 Set have_o to 1 when handling -o.
2153 (main): Add a fatel error if there are multiple
2154 files specified and -o and -c/-S is passed witout
2155 -combine or multiple languages.
2157 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2159 Fix PR tree-optimization/22444
2160 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2161 Assert that we don't hit something with subvars.
2162 (setup_pointers_and_addressables): Don't add things with subvars,
2163 because we'll already process the subvars for aliasing purposes.
2165 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2167 PR target/23424
2168 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2169 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2170 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2171 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2172 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2173 swapped, alternatives for the R constraint.
2175 PR middle-end/24341
2176 * builtins.c (get_builtin_sync_mode): Make unlimited
2177 mode_for_size request.
2179 2005-10-15 Richard Henderson <rth@redhat.com>
2181 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2182 (gimplify_expr): ... here.
2183 (gimplify_compound_lval): Use it in initial scan loop. Allow
2184 fb_lvalue in base expression.
2186 2005-10-15 Richard Henderson <rth@redhat.com>
2188 PR 23714
2189 * builtins.c (expand_builtin_trap): Export.
2190 * expr.h (expand_builtin_trap): Declare.
2191 * expr.c (expand_assignment): Emit a trap for integral offsets
2192 from registers that weren't reduced to bitpos.
2194 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2195 (mark_array_ref_addressable): Remove.
2196 * tree-flow.h (mark_array_ref_addressable): Remove.
2197 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2199 2005-10-15 James E Wilson <wilson@specifix.com>
2201 PR target/24232
2202 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2203 (add_dependence_list_and_free): Likewise.
2204 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2205 call.
2207 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2209 PR 23141
2210 PR 23142
2211 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2212 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2213 anti-range.
2214 (vrp_visit_phi_node): Only prevent infinite iterations when
2215 the previous result and the new result are both VR_RANGEs.
2217 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2219 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2220 function comment.
2222 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2224 PR c/23439
2225 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2226 to initialize loc.
2228 2005-10-14 Per Bothner <per@bothner.com>
2230 PR preprocessor/21250
2231 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2233 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2235 PR c++/22551
2236 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2237 overflow flags. Refactor some conditionals.
2239 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2241 PR tree-opt/21304
2242 * tree-dfa.c (add_referenced_var): Only look at decls which
2243 have TREE_CONSTANT or TREE_READONLY set instead of if
2244 !TREE_PUBLIC or !TREE_CONSTANT.
2246 2005-10-13 James E Wilson <wilson@specifix.com>
2248 * doc/invoke.texi: For -x, add f95-cpp-input.
2249 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2251 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2253 PR tree-optimization/24262
2254 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2255 in loop all the time.
2257 2005-10-12 Richard Henderson <rth@redhat.com>
2259 PR c/24255
2260 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2261 * function.c (assign_parm_find_data_types): Don't support it.
2262 * print-tree.c (print_node): Likewise.
2263 * c-common.c (handle_transparent_union_attribute): Likewise.
2264 Use build_duplicate_type.
2265 * tree-inline.c (remap_type_1): Split out of remap_type;
2266 properly remap aggregate fields.
2267 (build_duplicate_type): New.
2268 * doc/extend.texi (Variable Attributes): Remove documentation
2269 for transparent_union.
2271 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2273 PR target/24284
2274 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2275 (gen_stack_pointer_dec): Likewise.
2277 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2279 PR middle-end/21275
2280 PR middle-end/21766
2281 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2282 target hook.
2283 (struct cxx): Add adjust_class_at_definition target hook.
2284 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2285 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2286 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2287 hook_void_tree. Add to TARGET_CXX.
2288 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2289 dllimport_flag.
2290 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2291 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2292 instead of attribute. Check for dllexport override. Warn if
2293 inconsistent dll linkage. Don't lose old dllimport if decl has
2294 had address referenced. Tweak lookup of dllimport atribute.
2295 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2296 for target specific rules. Don't add dllimport attribute if
2297 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2298 dllimport attribute.
2299 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2300 * varasm.c (initializer_constant_valid_p): Replace
2301 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2303 PR target/21801
2304 PR target/23589
2305 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2306 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2307 (i[34567]86-*-mingw32*): Likewise.
2309 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2310 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2312 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2313 C++-specific code. Change return value to bool.
2314 (i386_pe_dllimport_p): Likewise.
2315 (associated_type): Simplify and make language-independent
2316 (i386_pe_encode_section_info): Replace override of ambiguous
2317 dllimport symbol refs with a gcc_assert.
2318 (i386_pe_valid_dllimport_attribute_p): Define.
2319 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2320 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2321 i386_pe_adjust_class_at_definition.
2322 * config/i386/winnt-stubs.c: New file. Define stub versions of
2323 lang-specific functions.
2324 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2325 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2326 i386_pe_adjust_class_at_definition.
2327 (i386_pe_valid_dllimport_attribute_p): Declare.
2328 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2329 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2330 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2332 PR target/19704
2333 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2334 dllimport attribute with test of DECL_DLLIMPORT_P.
2336 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2338 * combine.c (make_extraction): Correct offset computation.
2340 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2342 * config/cris/t-linux (LIMITS_H_TEST): Define.
2344 2005-10-12 Richard Henderson <rth@redhat.com>
2346 PR rtl-opt/23324
2347 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2349 2005-10-12 Richard Guenther <rguenther@suse.de>
2351 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2353 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2355 PR c++/19964
2356 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2357 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2358 type.
2360 2005-10-12 Richard Guenther <rguenther@suse.de>
2362 PR c++/23799
2363 * varasm.c (output_constant): Correct typo from previous
2364 patch by DJ.
2366 2005-10-11 Ian Lance Taylor <ian@airs.com>
2368 PR rtl-optimization/13931
2369 * combine.c: Revert patch of 2003-05-14, and:
2370 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2371 completely killed in the appropriate insn.
2372 (distribute_notes): Don't skip multiple hard register test for
2373 elim_i1 and elim_i2.
2375 2005-10-11 Richard Henderson <rth@redhat.com>
2377 PR c/24255
2378 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2379 to initialize a transparent union instead of a nop_expr.
2381 2005-10-11 Richard Henderson <rth@redhat.com>
2383 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2384 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2385 (tree_ssa_dce_loop): Call scev_reset.
2387 PR tree-opt/24300
2388 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2389 * tree-ssa-dce.c: Include cfgloop.h.
2390 (tree_ssa_dce_loop, pass_dce_loop): New.
2391 * tree-pass.h (pass_dce_loop): Declare it.
2392 * passes.c (init_optimization_passes): Use it.
2394 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2396 PR middle-end/24263
2397 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2398 Only apply the optimization for rounding builtins if the inner
2399 cast is also an extension.
2401 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2403 PR tree-opt/23946
2404 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2405 mark_new_vars_to_rename instead of update_stmt.
2407 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2409 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2411 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2413 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2414 for setting MMX register to 0 rather than mmx.
2416 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2418 PR target/12098
2419 * configure.ac: Move gas check from mips specific case to common case.
2420 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2421 * configure: Regenerate
2422 * doc/install.texi: Update.
2424 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2426 PR target/24284
2427 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2429 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2431 * gcc.c (do_spec_1): Accept numeric characters in file name
2432 suffixes.
2434 2005-10-10 Nick Clifton <nickc@redhat.com>
2436 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2437 describing the deleted arm_gen_rotated_half_load function.
2439 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2441 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2442 __fpscr_values.
2444 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2446 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2447 gnu_ld assignments.
2448 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2449 (EXTRA_MULTILIB_PARTS): Define.
2450 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2451 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2452 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2453 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2454 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2455 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2457 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2459 PR tree-optimization/24226
2460 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2461 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2462 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2463 Export.
2465 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2467 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2469 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2471 PR target/24136
2472 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2473 Rewrite for no need for the early clobber.
2475 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2477 Merge from csl-arm-branch:
2478 2005-09-07 Paul Brook <paul@codesourcery.com>
2479 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2480 space to string.
2482 2005-04-30 Paul Brook <paul@codesourcery.com>
2483 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2484 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2486 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2487 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2488 (arm_override_options): Use TARGET_AAPCS_BASED.
2489 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2490 (PTRDIFF_TYPE): Use int for AAPCS.
2491 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2492 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2493 (DEFAULT_SHORT_ENUMS): Delete.
2494 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2496 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2497 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2498 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2499 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2501 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2502 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2504 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2505 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2507 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2508 * config.gcc (arm*-*-linux-gnueabi): Add it.
2509 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2510 redefining it.
2511 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2512 * config/arm/linux-eabi.h: New file.
2513 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2514 (LINUX_TARET_LINK_SPEC): Likewise.
2515 (LINK_SPEC): Use it.
2516 * config/arm/t-linux-eabi: New file.
2518 2005-10-08 Steven Bosscher <stevenb@suse.de>
2520 PR other/22202
2521 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2522 spaces.
2523 (PARAM_SMS_DFA_HISTORY): Likewise.
2525 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2527 PR middle-end/23150
2528 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2529 (load_register_parameters): Call it.
2530 (check_sibcall_argument_overlap_1): Likewise.
2531 (store_one_arg): Likewise.
2533 2005-10-07 James E. Wilson <wilson@specifix.com>
2535 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2536 DImode not VECINT24 for operand 2.
2538 PR target/23644
2539 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2540 -mtune-arch.
2542 PR target/24193
2543 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2544 fr_spill): Use destination_operand for operand 0.
2546 2005-10-07 DJ Delorie <dj@redhat.com>
2548 * varasm.c (output_constant): Limit error to expanding
2549 conversions.
2551 2005-10-07 Richard Guenther <rguenther@suse.de>
2553 PR middle-end/24227
2554 * fold-const.c (fold_binary): Fix operand types during folding
2555 of X op (A, Y). Evaluation order of the side-effects of
2556 X and A are frontend-defined, so ensure we honour that even for
2557 tcc_comparison class operands; eased by removing duplicate code.
2559 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2561 * stor-layout.c (layout_type): Do not allow alignment of array
2562 elements to be greater than their size.
2564 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2566 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2567 host_xmake_file.
2568 (hppa*-*-linux*): Ditto.
2569 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2570 * config/host-hpux.c: New.
2571 * config/x-hpux: New.
2572 * config/pa/x-hpux: Remove.
2573 * config/pa/x-linux: Remove.
2574 * config/pa/pa-host.c: Remove.
2576 2005-10-07 Jeff Law <law@redhat.com>
2578 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2579 determine whether or not to try and thread outgoing edges.
2581 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2583 * config/rs6000/rs6000.md (eqsi_power): New.
2584 (neg_eq0si): Add TARGET_POWER to final condition.
2585 (neg_eqsi): Same.
2587 2005-10-06 Richard Henderson <rth@redhat.com>
2589 * config/rs6000/rs6000.c: Revert last change.
2591 2005-10-06 Richard Henderson <rth@redhat.com>
2593 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2594 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2596 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2598 PR middle-end/22216
2599 PR middle-end/23651
2600 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2601 out return_label and naked_return_label.
2603 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2605 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2606 change.
2608 2005-10-06 Richard Henderson <rth@redhat.com>
2610 PR tree-opt/22237
2611 * tree-inline.c (declare_return_variable): Handle modify_dest not
2612 being a DECL.
2614 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2616 Fix PR tree-optimization/22488
2617 * tree-ssa-structalias.c (check_for_overlaps): New function.
2618 (create_variable_info_for): Use it.
2620 2005-10-06 Richard Henderson <rth@redhat.com>
2622 PR debug/24070
2623 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2624 (dwarf2out_start_source_file): Print it.
2626 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2628 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2630 2005-10-06 Richard Henderson <rth@redhat.com>
2632 PR 23706
2633 * mode-switching.c (optimize_mode_switching): Clear transp bit
2634 for block with incomming abnormal edges.
2636 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2637 (fpscr_set_from_mem): Use them.
2638 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2639 (fpscr postinc splitters): Rewrite as peephole2+split.
2641 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2643 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2644 (eq<mode>_compare): Same.
2646 2005-10-06 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/24238
2649 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2651 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2653 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2654 here. Use AC_PATH_PROG for environment variables instead of
2655 test -x.
2656 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2657 objdump also.
2658 * configure: Regenerated.
2660 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2662 PR target/23783
2663 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2664 then force it into a register.
2665 (call_value): Likewise.
2667 2005-10-06 Richard Henderson <rth@redhat.com>
2669 PR 24049
2670 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2671 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2672 under pass_vectorize.
2674 2005-10-05 Devang Patel <dpatel@apple.com>
2676 PR Debug/23205
2677 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2678 handling constants. Check NAMESPACE_DECL context for constants.
2680 2005-10-05 Eric Christopher <echristo@apple.com>
2682 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2684 2005-10-05 Richard Henderson <rth@redhat.com>
2686 PR 23714
2687 * tree-cfg.c (mark_array_ref_addressable_1): New.
2688 (mark_array_ref_addressable): New.
2689 * tree-flow.h (mark_array_ref_addressable): Declare.
2690 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2692 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2694 PR middle-end/20606
2695 PR middle-end/24069
2696 * reload.c (subst_reloads): When adding a REG_LABEL to a
2697 jump instruction, also update JUMP_LABEL.
2699 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2701 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2702 * bb-reorder.c (copy_bb_p): Use it.
2703 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2705 2005-10-05 Richard Henderson <rth@redhat.com>
2707 PR target/23602
2708 * toplev.c (process_options): Warn about unsupported combinations
2709 of unwind tables and omit-frame-pointer.
2710 * config/i386/i386.c (override_options): Similarly. Enable
2711 accumulate-outgoing-args if not explicitly disabled.
2713 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2715 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2716 Handle big endian vs. small endian.
2717 (vec_initv2sf): Handle big endian vs. small endian.
2718 (*vec_extractv2sf_1): Ditto.
2720 2005-10-05 Dale Johannesen <dalej@apple.com>
2722 * convert.c (convert_to_real): Don't convert
2723 (float)floor(double d) to floorf((float)d).
2725 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2727 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2729 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2731 PR tree-optimization/18587
2732 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2733 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2734 build_vuses): Change to VEC type.
2735 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2736 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2737 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2738 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2739 (get_name_decl): New. Return DECL_UID of base variable.
2740 (operand_build_cmp): New. qsort comparison routine.
2741 (operand_build_sort_virtual): New. Sort virtual build vector.
2742 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2743 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2744 (FINALIZE_BASE): Use get_name_decl.
2745 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2746 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2747 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2748 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2749 direct VEC_* manipulations.
2750 (build_ssa_operands): Call operand_build_sort_virtual.
2751 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2752 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2753 with direct VEC_* manipulations.
2754 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2755 with direct VEC manipulations.
2757 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2759 PR tree-optimization/21419
2760 PR tree-optimization/24146
2761 PR tree-optimization/24151
2763 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2764 (build_asm_expr): Call it if outputs are read-only.
2765 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2767 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2768 Paolo Bonzini <bonzini@gnu.org>
2770 PR target/23809
2772 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2773 enable the instructions and not just the built-ins.
2774 * doc/invoke.texi (x86 Options): Likewise.
2776 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2778 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2780 * doc/invoke.texi (Option Summary): Correct spelling
2781 of -mmacosx-version-min.
2783 2005-10-04 Devang Patel <dpatel@apple.com>
2785 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2786 real types.
2788 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2790 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2791 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2793 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2795 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2796 ("TE","tg"): New mode attributes.
2797 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2798 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2799 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2800 dword_mode and one for GPRmode.
2802 2005-10-04 Ian Lance Taylor <ian@airs.com>
2804 PR preprocessor/13726
2805 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2806 any comments passed in.
2808 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2810 * tree.c (annotate_with_file_line): Fix typo.
2812 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2814 PR ada/19382
2815 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2816 type used to access data in the inlined length == 1 case, use
2817 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2818 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2820 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2822 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2823 TARGET_SSE3 and only for TARGET_80387.
2824 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2825 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2826 Do not depend on TARGET_80387.
2828 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2830 * tree.c (last_annotated_node): Change type to location_t*.
2831 (annotate_with_file_line): Reflect the change of
2832 last_annotated_node type.
2834 2005-10-04 Richard Guenther <rguenther@suse.de>
2836 PR c/23576
2837 * c-decl.c (grokdeclarator): Don't write to fields
2838 of error_mark_node.
2840 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2842 PR middle-end/23125
2843 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2844 register variables.
2845 * varasm.c (make_decl_rtl): If a register variable does not
2846 have a set user assmbler name, error out.
2847 Decode the asmspec is now name+1 bypassing '*'.
2849 2005-10-04 Steven Bosscher <stevenb@suse.de>
2851 PR tree-optimization/23049
2852 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2853 of a COND_EXPR is folded before calling fold on the whole rhs of a
2854 conditional assignment.
2855 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2856 document that a COND_EXPR may appear there.
2858 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2860 PR 23445
2861 * tree-vrp.c (extract_range_from_assert): If the new numeric
2862 range created out of the assertion contradicts the existing
2863 numeric range of the ASSERT_EXPR variable, make the new range
2864 varying.
2866 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2868 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2869 from T_REGS to FP register class.
2871 2005-10-03 Richard Henderson <rth@redhat.com>
2873 PR 24135
2874 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2875 before creating a new one.
2877 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2879 * config/rs6000/t-aix43 (LDFLAGS): New.
2880 * config/rs6000/t-aix52 (LDFLAGS): New.
2882 2005-10-03 Ian Lance Taylor <ian@airs.com>
2884 * gimplify.c (find_single_pointer_decl_1): New static function.
2885 (find_single_pointer_decl): New static function.
2886 (internal_get_tmp_var): For a formal variable, set restrict base
2887 information if appropriate.
2888 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2889 return it.
2890 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2891 (DECL_GET_RESTRICT_BASE): Define.
2892 (SET_DECL_RESTRICT_BASE): Define.
2893 (decl_restrict_base_lookup): Declare.
2894 (decl_restrict_base_insert): Declare.
2895 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2896 * tree.c (restrict_base_for_decl): New static variable.
2897 (init_ttree): Initialize restrict_base_for_decl.
2898 (copy_node_stat): Copy restrict base information.
2899 (decl_restrict_base_lookup): New function.
2900 (decl_restrict_base_insert): New function.
2901 (print_restrict_base_statistics): New static function.
2902 (dump_tree_statistics): Call print_restrict_base_statistics.
2904 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2906 PR 24142
2907 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2908 case of anti-ranges.
2910 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2912 PR c/18851
2913 * c-typeck.c (tagged_tu_seen): Rename to ...
2914 (tagged_tu_seen_cache): this and add val field.
2915 (comptypes): Move functional to comptypes_internal
2916 and free tagged_tu_seen.
2917 (comptypes_internal): New function and call comptypes_internal
2918 instead of comptypes. Speed up by sibcalling
2919 tagged_types_tu_compatible_p.
2920 (alloc_tagged_tu_seen): New function
2921 (free_all_tagged_tu_seen_up_to): New function.
2922 (tagged_types_tu_compatible_p): Return the val of the seen two
2923 types.
2924 Add that the two types are the same to tagged_tu_seen_base
2925 if they are and call comptypes_internal instead of comptypes.
2926 <case UNION_TYPE>: Speed up common type where the fields are
2927 in the same order.
2928 (function_types_compatible_p): Call comptypes_internal instead of
2929 comptypes.
2930 (type_lists_compatible_p): Likewise.
2931 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2933 2005-10-02 Matthias Klose <doko@debian.org>
2935 * doc/invoke.texi: Fix typo and speling error.
2937 2005-10-01 Richard Henderson <rth@redhat.com>
2939 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2941 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2943 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2944 using --start-group and --end-group.
2946 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2948 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2949 FIXME note regarding quirky semantics.
2951 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2953 PR 24141
2954 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2955 non-null range as a last resort.
2957 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2958 Diego Novillo <dnovillo@redhat.com>
2960 PR 23604
2961 * tree-vrp.c (extract_range_from_assert): For !=
2962 assertions, only build an anti-range if LIMIT is a
2963 single-valued range.
2965 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2967 * arm.md (movqi): On thumb when optimizing, handle loading from
2968 memory by describing this as taking a subreg of a zero-extended load
2969 into an SImode register.
2970 (movhi): Likewise.
2972 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2974 * reload1.c (merge_assigned_reloads): Do not change any
2975 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2977 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2979 * Makefile.in (LIPO_FOR_TARGET): Define.
2980 (STRIP_FOR_TARGET): Define.
2982 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2983 before creating new ones. Do symlinks before creating the actual
2984 targets.
2986 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2987 to work out which multilibs are actually being built.
2989 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2991 * tree-vect-transform.c, config/ms1/ms1.md,
2992 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2993 Follow spelling conventions.
2994 * doc/invoke.texi, doc/md.texi: Fix typos.
2996 2005-09-30 Andrew Macleod <amacleod@redat.com>
2998 PR tree-optimization/21430
2999 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3000 use operands, and set stmt pointer if need be.
3001 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3002 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3003 present.
3005 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3007 PR middle-end/24053
3008 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3010 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3012 * optabs.c (expand_binop): Initialize first_pass_p.
3014 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3016 PR middle-end/24109
3017 * c-decl.c (c_write_global_declarations_1): If any
3018 wrapup_global_declaration_2 call returned true, restart the loop.
3020 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3022 Fix PR tree-optimization/24117
3023 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3024 before considering whether to use anyoffset.
3026 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3028 Revert this patch:
3030 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3032 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3033 to order operands.
3034 (swap_commutative_operands_with_target): New.
3036 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3038 PR c/21419
3039 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3040 read-only.
3042 2005-09-29 Steven Bosscher <stevenb@suse.de>
3044 PR tree-optimization/23911
3045 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3046 and IMAGPART_EXPR too.
3048 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3050 PR 17886
3051 * expmed.c (expand_shift): Move logic to reverse rotation
3052 direction when rotating by constants ...
3053 * optabs.c (expand_binop): ... here.
3054 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3055 (ix86_rotrdi3): New pattern.
3056 (rotldi3): Handle 32-bit mode.
3057 (ix86_rotldi3): New pattern.
3059 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3061 PR target/24102
3062 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3063 check for numbers that need no bit twiddle.
3065 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3067 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3068 multilib to be built.
3070 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3071 (stage1-start): Delete old libgcc and libunwind before moving
3072 anything into the stage directory.
3073 (stage2-start): Likewise.
3074 (stage3-start): Likewise.
3075 (stage4-start): Likewise.
3076 (stageprofile-start): Likewise.
3077 (stagefeedback-start): Likewise.
3078 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3079 header in tm_file and CPU-specific t-darwin in tmake_file.
3080 (i[34567]86-*-darwin*): Don't change tm_file.
3081 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3082 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3083 shared library stub for target OS version.
3084 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3085 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3086 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3087 (libgcc_s.%.dylib): New.
3088 (LIBGCC): Define.
3089 (install-darwin-libgcc-stubs): New.
3090 (INSTALL_LIBGCC): New append.
3091 * config/i386/darwin-libgcc.10.4.ver: New.
3092 * config/i386/darwin-libgcc.10.5.ver: New.
3093 * config/i386/t-darwin: New.
3094 * config/rs6000/darwin-libgcc.10.4.ver: New.
3095 * config/rs6000/darwin-libgcc.10.5.ver: New.
3096 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3097 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3099 2005-09-28 Paul Brook <paul@codesourcery.com>
3101 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3102 denormals.
3104 2005-09-28 Richard Guenther <rguenther@suse.de>
3106 PR tree-optimization/23853
3107 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3108 host_integerp to verify misalignment value.
3110 2005-09-28 Richard Henderson <rth@redhat.com>
3112 * builtins.c (get_builtin_sync_mode): New.
3113 (expand_builtin_sync_operation): Pass in mode argument.
3114 (expand_builtin_compare_and_swap): Likewise.
3115 (expand_builtin_lock_test_and_set): Likewise.
3116 (expand_builtin_lock_release): Likewise.
3117 (expand_builtin): Update to match.
3119 2005-09-28 Nick Clifton <nickc@redhat.com>
3121 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3122 formatting. Add check to PLUS case to ensure that the offset is
3123 within an acceptable range.
3125 * config/v850/v850.md (casesi): Disable the generation of the
3126 switch pattern as it is not being handled properly at the moment.
3128 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3129 for when the high words are identical.
3131 2005-09-27 Richard Henderson <rth@redhat.com>
3133 * pretty-print.c (pp_base_format): Fix typo for %>.
3135 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3136 Devang Patel <dpatel@apple.com>
3138 PR tree-optimization/23625
3139 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3140 LABEL_EXPR, assertion check.
3142 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3144 * optabs.c (no_conflict_move_test): Check if a result of a
3145 to-be-moved insn would be clobbered by an originally
3146 preceding insn.
3148 2005-09-27 Jeff Law <law@redhat.com>
3150 * passes.c (init_optimization_passes): Replace copy propagation
3151 passes immediately after DOM with phi-only copy propagation
3152 pases. Add phi-only copy propagation pass after first DOM pass.
3153 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3154 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3155 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3156 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3157 to init_copy_prop. Callers updated.
3158 (do_phi_only_copy_prop): New function.
3159 (pass_phi_only_copy_prop): New pass descriptor.
3161 2005-09-27 Nick Clifton <nickc@redhat.com>
3163 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3165 2005-09-26 Jason Merrill <jason@redhat.com>
3167 PR c++/13764
3168 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3170 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3172 2005-09-26 James E Wilson <wilson@specifix.com>
3174 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3175 copyright. Add gcc copyright plus libgcc exception.
3176 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3177 copyright.
3178 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3180 2005-09-26 Jeff Law <law@redhat.com>
3182 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3183 about when to iterate.
3185 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3187 PR target/23847
3188 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3189 for __complex__ double in -mcpu=G5 mode.
3191 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3193 PR tree-optimization/23942
3194 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3195 * tree-scalar-evolution.c: Include params.h.
3196 (t_bool): New enum.
3197 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3198 follow_ssa_edge_in_condition_phi_branch,
3199 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3200 Change return type to t_bool. Use a parameter to limit the size of
3201 trees that are walked before stopping
3202 (analyze_evolution_in_loop): Initialize the limit to 0.
3203 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3204 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3206 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3208 PR middle-end/23831
3209 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3210 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3212 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3214 * combine.c (make_extraction): Check for valid use of subreg.
3216 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3218 PR target/24055
3219 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3220 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3221 ("fist<mode>2_with_temp"): Use only register operands.
3223 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3225 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3226 CALL_INSN_FUNCTION_USAGE.
3228 2005-09-26 Richard Guenther <rguenther@suse.de>
3230 PR middle-end/15855
3231 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3232 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3233 (ldst_entry): Use the hashtable instead of list-walking.
3234 (find_rtx_in_ldst): Likewise.
3235 (free_ldst_entry): Free the hashtable.
3236 (compute_ld_motion_mems): Create the hashtable.
3237 (trim_ld_motion_mems): Remove entry from hashtable if
3238 removing it from list.
3239 (compute_store_table): Likewise^2.
3240 (store_motion): Free hashtable in case we did not see
3241 any stores.
3243 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3245 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3246 and arg1 if we are passing them to fold_build2.
3248 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3250 PR 23828
3251 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3252 a nested function.
3254 2005-09-25 Richard Henderson <rth@redhat.com>
3256 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3257 SYMBOL_REF_TLS_MODEL to be correct.
3259 2005-09-24 Richard Henderson <rth@redhat.com>
3261 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3262 end of function. Reindent.
3264 2005-09-24 Ian Lance Taylor <ian@airs.com>
3266 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3267 NEGATE_EXPR/BIT_NOT_EXPR case.
3269 2005-09-24 Richard Henderson <rth@redhat.com>
3271 * c-common.c (handle_mode_attribute): When not modifying in place,
3272 create subtypes for enumerations.
3273 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3274 * gimplify.c (create_tmp_from_val): Likewise.
3276 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3278 * config/i386/i386.md (*tls_global_dynamic_64,
3279 *tls_local_dynamic_base_64): Add missing mode to call.
3280 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3282 2005-09-24 Jan Hubicka <jh@suse.cz>
3284 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3285 (cgraph_clone_node): Likewise.
3286 * cgraph.h (cgraph_clone_edge): Update prototype.
3287 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3288 duplicated prototypes; add updating argument.
3289 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3290 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3291 updating profile.
3292 (cgraph_mark_inline_edge): Likewise.
3293 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3294 (cgraph_flatten_node): Likewise.
3295 (cgraph_decide_recursive_inlining): Likewise.
3296 (cgraph_decide_inlining_of_small_function): Likewise.
3297 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3299 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3300 Pete Steinmetz <steinmtz@us.ibm.com>
3302 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3303 (rldic.): Set type to "compare".
3304 (rldicr.): Same.
3305 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3306 mfjmpr for MFCTR/MFLR.
3307 (movdf_hardfloat64): Same.
3308 (movdf_softfloat64): Same. Correct order of store and move types.
3309 (movti_string): Set type to store_ux/load_ux.
3310 (load_multiple): Set type to load_ux.
3311 (store_multiple): Set type to store_ux.
3312 (movmemsi): Set type to store_ux.
3313 (output_cbranch direct_return): Set type to jmpreg.
3314 (stmw): Set type to store_ux.
3315 (lmw): Set type to load_ux.
3316 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3317 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3318 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3319 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3320 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3321 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3322 (rios1-fpstore): Increase latency to 3.
3323 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3324 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3326 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3327 Andrew Pinski <pinskia@physics.uc.edu>
3329 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3330 operand2 constraint to "b".
3331 (sync_<fetchop_name>di_internal): Same.
3332 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3333 to "b".
3334 (sync_old_<fetchop_name>di_internal): Same.
3335 (sync_new_<fetchop_name>si_internal): Same.
3336 (sync_new_<fetchop_name>di_internal): Same.
3338 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3340 PR middle-end/23991
3341 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3342 case, define as macros.
3344 PR rtl-optimization/23837
3345 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3346 clobber / clobber match between dest and p->first.
3348 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3349 (no_conflict_move_test): Update comments.
3351 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3353 * doc/install.texi: Update URL for Jacks.
3354 * doc/sourcebuild.texi: Likewise.
3356 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3358 PR target/24007
3359 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3360 registers when choosing register preferences.
3361 (movdf_hardfloat64): Same.
3363 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3365 * expmed.c (expand_shift): Don't use the target of the rotate as
3366 target for the first expanded shift insn.
3367 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3369 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3371 PR tree-optimization/22438
3372 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3373 preserved iv rhs rewriting specially.
3375 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3377 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3378 estimate_only is true.
3379 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3380 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3381 tree-ssa-structalias.c
3382 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3383 ref_contains_indirect_ref.
3384 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3386 2005-09-21 DJ Delorie <dj@redhat.com>
3388 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3389 MASK_PTR_A0D0.
3390 (mn10300_return_in_memory): Support variable size types also.
3391 (mn10300_pass_by_reference): Likewise.
3392 (mn10300_function_value): New.
3393 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3394 (FUNCTION_OUTGOING_VALUE): Likewise.
3395 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3396 * doc/invoke.texi: Document it.
3398 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3400 PR target/22585
3401 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3402 force integer op1 into register for XFmode compares.
3404 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3406 PR middle-end/23971
3407 * expmed.c (alg_code): Add alg_impossible.
3408 (alg_hash_entry): Add cost.
3409 (synth_mult): Record alg_impossible in the hash table if
3410 multiplication by a given integer is impossble within the
3411 limit. Speed up using alg_impossible.
3413 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3415 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3416 argument. Allow and set any offset if needs_anyoffset is passed
3417 in.
3418 (get_constraint_for): Add argument here too.
3419 Pass it down.
3420 (do_structure_copy): Pass NULL to get_constraint_for.
3421 (handle_ptr_arith): Ditto.
3422 (find_func_aliases): Ditto.
3424 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3426 PR rtl-optimization/23898
3427 * output.h (get_attr_min_length): Declare.
3428 * final.c (get_attr_length_1): New function, broken out of:
3429 (get_attr_length).
3430 (get_attr_min_length): New function.
3431 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3432 (duplicate_computed_gotos): Likewise.
3433 * genattr.c (insn_min_length): Generate declaration.
3434 * genattrtab.c (min_fn, min_attr_value): New functions.
3435 (make_length_attrs): Generate insn_min_length.
3437 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3439 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3441 2005-09-20 Richard Henderson <rth@redhat.com>
3443 PR tree-optimization/24059
3444 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3445 EXPAND_STACK_PARM.
3447 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3449 * c.opt (fextended-identifiers): New.
3450 * c-opts.c (c_common_handle_option): Handle
3451 -fextended-identifiers.
3452 * doc/cpp.texi: Update documentation of extended identifiers.
3453 * doc/cppopts.texi (-fextended-identifiers): Document.
3455 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3457 PR tree-optimization/23929
3458 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3459 if expr is NULL.
3461 PR tree-optimization/23818
3462 * tree-stdarg.c (execute_optimize_stdarg): Call
3463 calculate_dominance_info.
3465 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3467 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3468 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3469 (compute_overlap_steps_for_affine_1_2): Use
3470 get_number_of_iters_for_loop.
3471 (analyze_subscript_affine_affine): Check whether difference is
3472 zero first.
3473 Use get_number_of_iters_for_loop.
3474 Check whether overlap occurs outside of bounds.
3475 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3477 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3479 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3480 base register if possible.
3482 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3484 PR tree-optimization/18463
3485 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3486 converting it directly is not possible.
3487 (chrec_convert_aggressive): New function.
3488 * tree-chrec.h (chrec_convert_aggressive): Declare.
3489 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3490 Fold chrec conversions aggressively if asked to.
3491 (instantiate_parameters): Modified because of changes in
3492 instantiate_parameters_1.
3494 2005-09-19 Richard Henderson <rth@redhat.com>
3496 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3497 (reduc_splus_v2df): New.
3499 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3501 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3502 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3504 2005-09-19 Richard Henderson <rth@redhat.com>
3506 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3507 vcondu<SSEMODE12>.
3509 2005-09-19 Richard Henderson <rth@redhat.com>
3511 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3512 (ia64_expand_dot_prod_v8qi): New.
3513 * config/ia64/ia64-protos.h: Update.
3514 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3515 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3516 sdot_prodv8qi, sdot_prodv4hi): New.
3517 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3519 2005-09-19 Richard Henderson <rth@redhat.com>
3521 PR 23941
3522 * real.c (exact_real_truncate): Return false if the format cannot
3523 represent the number as a normal.
3525 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3526 for a memory source.
3528 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3530 * tree-ssa-operands.c (swap_tree_operands): Export.
3531 * tree.h (swap_tree_operands): Declare.
3532 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3533 Call swap_tree_operands.
3535 2005-09-19 Richard Henderson <rth@redhat.com>
3537 * tree-flow.h (merge_alias_info): Declare.
3538 * tree-ssa-copy.c (merge_alias_info): Export.
3539 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3540 (vect_create_data_ref_ptr): Use create_iv directly.
3541 (vectorizable_load): Use correct types for integer constants.
3542 (vect_generate_tmps_on_preheader): Likewise.
3543 (vect_gen_niters_for_prolog_loop): Likewise.
3545 2005-09-19 Steven Bosscher <stevenb@suse.de>
3547 PR rtl-optimization/23943
3548 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3550 2005-09-18 Jan Hubicka <jh@suse.cz>
3552 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3554 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3556 * varasm.c (output_constant): Do not abort on conversions to union
3557 types between different sizes.
3559 2005-09-18 Richard Guenther <rguenther@suse.de>
3561 PR middle-end/23944
3562 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3563 fallback.
3565 2005-09-18 Paul Brook <paul@codesourcery.com>
3567 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3569 2005-09-17 Richard Henderson <rth@redhat.com>
3571 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3572 * tree-ssa-loop.c (pass_vect_dce): Remove.
3573 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3574 of pass_vectorize.
3576 2005-09-17 Richard Henderson <rth@redhat.com>
3578 * tree-pass.h (pass_vect_dce): Declare.
3579 * passes.c (init_optimization_passes): Add it.
3580 * tree-flow.h (tree_ssa_dce): Declare.
3581 * tree-ssa-dce.c (tree_ssa_dce): Export.
3582 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3583 (gate_tree_vectorize): ... here.
3584 (pass_vect_dce): New.
3586 2005-09-17 Jan Hubicka <jh@suse.cz>
3588 * except.c (struct eh_status): Turn region_array into vec.
3589 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3590 convert_from_eh_region_ranges, find_exception_handler_labels,
3591 current_function_has_exception_handlers, assign_filter_values,
3592 build_post_landing_pads, dw2_build_landing_pads,
3593 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3594 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3595 foreach_reachable_handler, can_throw_internal_1,
3596 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3597 region_array.
3598 (duplicate_eh_region_1): Update region_array.
3599 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3601 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3603 PR middle-end/22067
3604 * expmed.c (expand_mult): Substitute simple register for op0 when
3605 computing max_cost.
3607 2005-09-17 Richard Henderson <rth@redhat.com>
3609 * expr.c (emit_move_via_integer): Add force argument, pass it on
3610 to emit_move_change_mode. Update callers.
3611 (emit_move_complex): Pass true to new force argument.
3612 * function.c (expand_function_end): Move expand_eh_return call
3613 earlier. Merge sub-word complex values into a pseudo before
3614 copying to the return hard register.
3616 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3618 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3619 between different sizes.
3621 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3623 PR 23903
3625 * passes.c (init_optimization_passes): Register dump files for
3626 IPA passes first.
3628 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3630 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3631 * config/s390/s390.c (s390_overlap_p): New function.
3632 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3633 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3634 condition.
3636 2005-09-16 Richard Guenther <rguenther@suse.de>
3638 * ipa-pure-const.c (static_execute): Free auxiliar information.
3639 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3640 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3642 2005-09-15 DJ Delorie <dj@redhat.com>
3644 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3646 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3648 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3649 to order operands.
3650 (swap_commutative_operands_with_target): New.
3652 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3654 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3655 parameter.
3656 Update callers.
3657 (estimate_iters_using_array): New function.
3658 * tree-data-ref.h (estimate_iters_using_array): Prototype
3659 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3660 Use estimate_iters_using_array instead of analyze_array.
3662 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3664 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3665 as addressable.
3667 2005-09-15 Michael Matz <matz@suse.de>
3669 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3671 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3673 PR tree-optimization/23835
3674 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3675 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3677 2005-09-14 Richard Henderson <rth@redhat.com>
3679 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3680 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3682 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3684 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3685 in the ARRAY_TYPE case.
3687 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3689 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3691 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3693 PR middle-end/22480
3694 * tree-vect-transform.c (vectorizable_operation): Return false for
3695 scalar shift operations and for vector shift operations with
3696 non-invariant shift arguments. Use scalar tree operand op1 as
3697 a shift operand when vector shift insn pattern uses scalar shift
3698 operand.
3699 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3701 2005-09-14 Olivier Hainque <hainque@adacore.com>
3703 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3704 value if it has side-effects.
3706 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3708 PR target/22068
3709 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3711 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3713 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3714 passed as NAME as if it were label at start of function code.
3716 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3718 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3719 the constraints.
3721 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3723 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3724 as early clobber. Rewrite so the PIC register is not implicitly used.
3726 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3728 * tree.c (annotate_with_file_line): Compare line numbers before
3729 file names.
3731 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3733 PR target/23816
3734 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3735 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3737 2005-09-13 Ian Lance Taylor <ian@airs.com>
3739 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3740 than a HOST_WIDEST_INT to gen_doloop_begin.
3742 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3744 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3746 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3748 PR tree-optimize/23817
3749 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3751 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3753 PR target/23774
3754 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3755 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3756 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3757 (restore_stack_nonlocal): Likewise.
3758 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3760 2005-09-12 Ian Lance Taylor <ian@airs.com>
3762 PR g++/7874
3763 * c.opt (ffriend-injection): New C++ option.
3764 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3765 (C++ Dialect Options): Document -ffriend-injection.
3767 2005-09-12 Josh Conner <jconner@apple.com>
3769 PR middle-end/23237
3770 * ipa-reference.c (static_execute): Don't mark variables in
3771 named sections TREE_READONLY.
3773 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3775 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3776 stack_tie.
3778 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3780 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3781 V_MUST_DEF instead of just the first_use_p.
3782 Don't mark the virtual variables for renaming on the statement which
3783 is being removed.
3784 (pass_dse): Remove TODO_update_ssa.
3786 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3788 PR middle-end/23290
3789 * stor-layout.c (compute_record_mode): For records with a single
3790 field, actually check the field's mode size against the type size.
3792 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3793 registers for TARGET_SHMEDIA.
3794 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3795 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3796 of GENERAL_REGS and FP_REGS.
3798 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3800 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3802 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3804 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3805 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3806 are omitted. Exclude stack_tie insn too.
3808 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3810 PR rtl-optimization/23098
3811 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3812 0.0f is easy.
3813 * config/rs6000/rs6000.md (movdf splitter): Use
3814 const_double_operand predicate for TARGET_POWERPC64.
3815 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3816 SYMBOL_REF method to ABI_V4.
3818 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3819 replace_equiv_address.
3820 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3821 rs6000_sr_alias_set and MEM_NOTRAP.
3822 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3824 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3826 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3827 handle CALL_EXPR again.
3829 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3831 * arm/predicates.md (alignable_memory_operand): Delete.
3833 2005-09-10 Richard Henderson <rth@redhat.com>
3835 PR debug/23806
3836 * dbxout.c (dbxout_expand_expr): New.
3837 (dbxout_symbol): Use it.
3839 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3841 * arm.c (arm_gen_rotated_half_load): Delete.
3842 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3843 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3844 (thumb_set_return_address): Likewise.
3845 (thumb_load_double_from_address): Use adjust_address.
3846 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3847 (extendhsisi2_mem, movhi_bytes): Use change_address.
3848 (movhi): Use widen_memory_access.
3849 (reload_out_df): Use replace_equiv_address.
3850 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3852 2005-09-09 Richard Henderson <rth@redhat.com>
3854 PR debug/20998
3855 * dbxout.c: Include expr.h.
3856 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3857 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3858 * Makefile.in (dbxout.o): Add EXPR_H.
3860 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3862 PR tree-optimization/23509
3863 * tree-cfg.c (replace_uses_by): Use replace_exp.
3864 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3865 pointers have name_mem_tag or type_mem_tag set.
3867 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3869 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3870 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3871 of wrongly accessing operands.
3873 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3875 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3876 * tree-chrec.c: Include tree-scalar-evolution.h.
3877 (chrec_convert): Instantiate the base and step before calling
3878 scev_probably_wraps_p that would fail on parametric evolutions.
3879 Collect all the fails into a single section failed_to_convert,
3880 print a diagnostic, and return chrec_dont_know instead of calling
3881 fold_convert.
3882 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3883 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3884 phi nodes.
3885 (scev_const_prop): Don't replace the definition of a loop closed ssa
3886 phi node by itself, or by another loop closed ssa phi node.
3887 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3888 that base and step are defined.
3890 2005-09-09 Richard Guenther <rguenther@suse.de>
3892 PR c++/23624
3893 * fold-const.c (fold_ternary): Check truth_value_p before
3894 calling invert_truthvalue.
3896 2005-09-09 Nick Clifton <nickc@redhat.com>
3898 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3899 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3900 dimension of these arrays.
3901 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3902 these arrays.
3903 * longlong.h: Only provide a prototype for the __clz_tab[] array
3904 if this header has not been included from libgcc2.h.
3905 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3906 defining own types.
3907 Provide prototypes for exported functions.
3908 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3909 libgcc2.c.
3911 2005-09-08 Josh Conner <jconner@apple.com>
3913 PR c++/21135
3914 PR c++/23180
3915 * expr.c (expand_expr_addr_expr_1): Don't invoke
3916 expand_simple_binop for EXPAND_INITIALIZER.
3918 2005-09-08 Richard Henderson <rth@redhat.com>
3920 PR debug/23190
3921 * toplev.c (wrapup_global_declaration_1): Split out ...
3922 (wrapup_global_declaration_2): ... from ...
3923 (wrapup_global_declarations): ... here. Return bool.
3924 (check_global_declaration_1): Split out ...
3925 (check_global_declarations): from here.
3926 (emit_debug_global_declarations): New.
3927 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3928 check_global_declaration_1, emit_debug_global_declarations): Declare.
3929 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3930 of decls. Call wrapup_global_declaration_1,
3931 wrapup_global_declaration_2, check_global_declaration_1 directly.
3932 (c_write_global_declarations_2): New.
3933 (ext_block): New.
3934 (c_write_global_declarations): Call c_write_global_declarations_2.
3935 * langhooks.c (write_global_declarations): Call
3936 emit_debug_global_declarations.
3938 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3939 remove decls that have DECL_RTL_SET_P.
3940 * passes.c (rest_of_decl_compilation): Invoke
3941 cgraph_varpool_finalize_decl for all but functions.
3943 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3945 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3946 the result of a conversion if the new min and max cannot be compared.
3948 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3950 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3951 (override_options): Setting s390_sr_alias_set removed.
3952 (save_fpr, save_gprs): Set alias set to vararg or frame.
3953 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3954 s390_sr_alias_set with get_frame_alias_set ().
3955 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3956 get_varargs_alias_set ().
3958 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3960 PR objc/20574
3961 PR objc/19324
3962 * c-parser.c (c_parser_objc_method_definition): If the next
3963 token is not "{", error out and don't start the function.
3965 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3967 * tree-vrp.c (extract_range_from_expr): Move the check for non
3968 nullness after the check for gimple invariant.
3970 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3972 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3974 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3976 PR target/23747
3977 * config/m32r.md (movmemsi_internal): Canonicalize order of
3978 operands in PLUS component of template.
3980 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3982 * reload1.c (fixup_eh_region_note): Remove assertion.
3983 (fixup_abnormal_edges): Reverted removal of call to
3984 find_many_sub_basic_blocks made on 2005-08-31.
3986 2005-09-07 Richard Henderson <rth@redhat.com>
3988 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3989 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3990 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3991 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3992 rearrange for better packing.
3993 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3994 (lookup_cfa_1): Remove inline marker.
3995 (cfa_equal_p): Split out of ...
3996 (def_cfa_1): ... here. Use INVALID_REGNUM.
3997 (build_cfa_loc): Handle !cfa->indirect.
3998 (frame_pointer_cfa_offset): New.
3999 (dbx_reg_number): Assert register elimination performed; do
4000 leaf register remapping.
4001 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4002 (eliminate_reg_to_offset): New.
4003 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4004 for verifiably local stack frame addresses; re-base to CFA.
4005 (mem_loc_descriptor): Remove can_use_fbreg argument.
4006 (concat_loc_descriptor, loc_descriptor): Likewise.
4007 (containing_function_has_frame_base): Remove.
4008 (rtl_for_decl_location): Don't do register elimination or
4009 leaf register remapping here.
4010 (secname_for_decl): Split out from ..
4011 (add_location_or_const_value_attribute): ... here.
4012 (convert_cfa_to_loc_list): New.
4013 (compute_frame_pointer_to_cfa_displacement): New.
4014 (gen_subprogram_die): Use them.
4015 * tree.h (frame_base_decl): Remove.
4016 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4017 (prologue_stack_adjust): Remove.
4018 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4019 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4020 (set_frame_base_location): Remove.
4021 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4022 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4023 (vt_add_function_parameters): Don't eliminate_regs.
4024 (vt_initialize): Don't create frame_base_decl.
4026 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4028 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4029 version of GNU binutils for 4.x and later.
4031 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4033 * ggc-page.c (ggc_push_context): Remove.
4034 (ggc_pop_context): Likewise.
4035 * ggc.h (ggc_push_context): Remove.
4036 (ggc_pop_context): Likewise.
4038 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4040 PR target/8973
4041 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4042 returning from an interrupt handler.
4044 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4046 PR target/8972
4047 * config/arc/arc.c (output_shift): Add check for loop count when
4048 optimizing.
4050 2005-09-06 Steven Bosscher <stevenb@suse.de>
4052 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4053 form manually.
4054 (abs_replacement): Likewise.
4055 (pass_phiopt): Remove TODO_update_ssa.
4057 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4059 PR c/23075
4060 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4061 if "return with no value, in function returning non-void" warning
4062 has been issued.
4063 * tree-cfg.c (execute_warn_function_return): Don't look at
4064 RETURN_EXPRs with TREE_NO_WARNING set.
4066 PR target/22362
4067 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4068 for internal functions doesn't use registers used by global registers
4069 variables. Use fewer register parameters if there are global register
4070 variables.
4072 2005-09-06 Olivier Hainque <hainque@adacore.com>
4073 Eric Botcazou <ebotcazou@adacore.com>
4075 PR middle-end/14997
4076 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4077 when we would be extracting outside its bit span (bitpos+bitsize
4078 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4079 Ada unchecked conversions.
4081 2005-09-06 Steven Bosscher <stevenb@suse.de>
4083 * tree-ssa-pre.c (try_look_through_load): New function.
4084 (compute_avail): Use it to try to look through loads for some
4085 more useful expressions.
4087 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4089 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4090 condition for detecting cases like (a&a) and (a^a).
4092 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4094 * common.opt: Add option ftree-vect-loop-version.
4095 * params.def: Add --param vect-max-version-checks.
4096 * doc/invoke.texi: Document ftree-vect-loop-version and
4097 --param vect-max-version-checks.
4098 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4099 may_misalign_stmts and defines for accessors.
4100 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4101 LOOP_VINFO_MAY_MISALIGN_STMTS.
4102 (destroy_loop_vec_info): VEC_free for
4103 LOOP_VINFO_MAY_MISALIGN_STMTS.
4104 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4105 Update documentation.
4106 (vect_update_misalignment_for_peel): New.
4107 (vect_enhance_data_refs_alignment): Update to choose loop
4108 peeling or loop versioning if appropriate for the (potentially)
4109 unaligned data references in the loop.
4110 (vect_analyze_data_refs_alignment): Remove call to
4111 vect_enhance_data_refs_alignment so the checks can be done
4112 earlier.
4113 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4114 and move up call to vect_analyze_data_refs_alignment.
4115 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4116 (vect_transform_loop): Add call to loop_version.
4118 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4120 PR rtl-optimization/23098
4121 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4122 * simplify-rtx.c (constant_pool_reference_p): New function.
4123 * rtl.h (constant_pool_reference_p): New prototype.
4124 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4125 constant_pool_reference_p in condition and
4126 avoid_constant_pool_reference in preparation statements.
4128 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4130 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4131 STRICT_LOW_PART SETs.
4133 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4135 PR middle-end/21460
4136 * except.c (sjlj_emit_function_enter): Find the function begin
4137 note even when it's not in first basic block.
4139 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4141 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4142 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4143 * aclocal.m4: Regenerate.
4145 2005-09-05 DJ Delorie <dj@redhat.com>
4147 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4148 of macro.
4150 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4152 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4153 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4154 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4155 Follow spelling conventions.
4156 * doc/invoke.texi: Follow spelling conventions.
4158 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4160 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4161 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4162 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4164 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4166 PR target/23683
4167 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4168 (output_stack_adjust): Use gen_tmp_stack_mem.
4169 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4170 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4171 (sh_get_pr_initial_val): Likewise.
4172 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4173 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4174 * sh.md (divsi_inv_m0): Use gen_const_mem.
4175 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4176 (movdf_i4+1): Use gen_tmp_stack_mem.
4177 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4178 (fpu_switch+2): Likewise.
4179 (movv4sf_i, movv16sf_i): Use adjust_address.
4180 (symGOT_load): Set MEM_NOTRAP_P bit.
4182 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4184 PR target/23721
4185 * pa.c (emit_move_sequence): Fix typo in last change.
4187 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4189 PR rtl-optimization/23454
4190 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4191 is true.
4193 2005-09-03 Richard Henderson <rth@redhat.com>
4194 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4196 PR middle-end/23671
4197 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4198 gen_rtx_MEM.
4200 2005-09-02 Nicolas Pitre <nico@cam.org>
4202 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4203 to bit_count to 32 bits.
4205 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4207 PR c++/23167
4208 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4209 generating synthetic loads from volatile lvalues.
4211 005-09-02 Nick Clifton <nickc@redhat.com>
4213 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4214 __ctzhi2, __clzhi2): New functions.
4216 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4218 PR middle-end/23547
4219 * tree-nested.c (struct var_map_elt): Mark with GTY.
4220 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4221 var_map_elt.
4222 (lookup_field_for_decl): Allocate new element in GC memory.
4223 (lookup_tramp_for_decl): Likewise.
4224 (convert_nl_goto_reference): Likewise
4225 (create_nesting_tree): Allocate info in GC memory. Likewise for
4226 info->var_map.
4227 (free_nesting_tree): Free with ggc_free instead of free.
4228 (root): New static variable.
4229 (lower_nested_functions): Remove root as local variable. And zero out
4230 root at the end of the function.
4232 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4234 PR rtl-optimization/20365
4235 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4236 to short. New member ix.
4237 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4238 (simplify_plus_minus): Initialize ix members before calling qsort.
4240 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4242 PR tree-optimization/23626
4243 * tree-cfg.c (replace_uses_by): Clean up eh info.
4245 2005-09-01 DJ Delorie <dj@redhat.com>
4247 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4248 fprintf.
4250 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4252 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4253 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4254 gen_rtx_MEM.
4256 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4258 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4259 do not issue warning for a variable definition following
4260 a declaration.
4262 2005-09-01 Richard Henderson <rth@redhat.com>
4264 PR 23668
4265 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4266 conversion to CONST_VECTOR.
4268 2005-09-01 Richard Henderson <rth@redhat.com>
4270 PR 23676
4271 * reload1.c (reload_as_needed): Check !CALL_P before calling
4272 fixup_eh_region_note.
4273 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4275 2005-09-01 DJ Delorie <dj@redhat.com>
4277 * varasm.c (output_constant): Let the target resolve
4278 conversions of addresses to non-default pointer sizes.
4280 2005-09-01 Nicolas Pitre <nico@cam.org>
4282 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4283 to alow matching ARM pre-indexed addressing mode.
4284 (arm_override_options): Remove now irrelevant comment.
4286 2005-09-01 Phil Edwards <phil@codesourcery.com>
4288 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4289 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4290 * config/i386/vxworks.h: Likewise.
4291 * config/i386/t-vxworksae: New file, for VxWorks AE.
4292 * config/i386/vxworksae.h: Likewise.
4294 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4296 PR tree-optimization/23410
4297 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4298 sequence is not wrapping during the first step.
4300 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4302 PR debug/7241
4303 * dwarf2out.c (base_type_die): Compare char_type_node with
4304 TYPE_MAIN_VARIANT (type), not type.
4306 2005-09-01 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/15366
4309 * common.opt: Add -finline-functions-called-once.
4310 Put -fearly-inlining in alphabetically ordered place.
4311 * doc/invoke.texi: Document new option.
4312 * ipa-inline.c (cgraph_decide_inlining): Honour
4313 flag_inline_functions_called_once.
4315 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4317 PR rtl-optimization/23478
4318 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4319 (alloc_qty): Initialize it.
4320 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4321 (combine_regs): Combine also n_throwing_calls_crossed fields.
4322 (find_free_reg): Don't attempt to caller-save pseudos crossing
4323 calls that might throw.
4324 * global.c (struct allocno): Add throwing_calls_crossed field.
4325 (global_alloc): Revert 2005-08-22 change. Initialize
4326 throwing_calls_crossed.
4327 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4328 might throw.
4330 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4332 PR target/23649
4333 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4334 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4335 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4336 (and64_2_operand): Tweak to use predicate.
4337 (and_operand): Adjust for mask_operand changes.
4338 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4339 (print_operand): Likewise.
4340 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4341 (mask64_1or2_operand): Delete.
4342 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4343 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4344 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4345 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4346 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4347 (rotldi3_internal4): Likewise.
4348 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4349 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4350 (ashldi3_internal7): Likewise.
4351 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4352 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4353 (anddi3 split): Don't match mask64_operand.
4354 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4355 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4356 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4357 't' splitter predicate.
4358 (movdi_internal64 + 2): Revert 2005-06-11 change.
4360 2005-08-31 DJ Delorie <dj@redhat.com>
4362 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4363 (m32c_asm_integer): Add support for 32 bit pointers.
4365 2005-08-31 Richard Henderson <rth@redhat.com>
4367 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4368 component-like references for setting MEM_NOTRAP_P.
4370 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4371 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4373 2005-08-31 Richard Henderson <rth@redhat.com>
4375 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4376 into a pseudo before applying gen_lowpart.
4378 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4380 * doc/install.texi (Specific): Update cctools version required
4381 for full functionality.
4382 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4383 linkers as -macosx_version_min.
4385 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4387 PR target/21255
4388 * sh.c (print_operand, %R and %S): Add handling of floating point
4389 registers, memory, constants and invalid operands.
4391 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4393 * ipa-pure-const.c: Change dump name.
4395 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4397 PR target/23570
4398 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4399 to "reg_or_0_operand".
4400 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4402 2005-08-31 Dale Johannesen <dalej@apple.com>
4404 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4405 loops that count down.
4407 2005-08-31 Richard Henderson <rth@redhat.com>
4409 PR rtl-opt/23601
4410 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4411 (fixup_eh_region_note): New.
4412 (reload_as_needed): Call it.
4413 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4414 don't call find_many_sub_basic_blocks; call verify_flow_info.
4415 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4416 (keep_stack_depressed): Likewise.
4417 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4419 2005-08-31 Richard Henderson <rth@redhat.com>
4421 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4422 fp return matching.
4424 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4426 * expr.c (expand_expr_real_1): Compare size of address
4427 mode to target's address mode size in deciding expansion of
4428 the constant address.
4430 2005-08-31 Richard Guenther <rguenther@suse.de>
4432 PR middle-end/23477
4433 * expr.c (all_zeros_p): New function.
4434 (expand_expr_real_1): Handle the case of an all-zero
4435 non-addressable constructor separately.
4437 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4439 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4440 arguments, adjust all callers.
4441 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4443 2005-08-30 Richard Henderson <rth@redhat.com>
4445 PR target/23630
4446 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4447 whenever the mode sizes match.
4449 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4451 * calls.c (load_register_parameters): Fix comment typo.
4452 * expr.c (emit_push_insn): Comment formatting.
4454 2005-08-30 Ian Lance Taylor <ian@airs.com>
4456 * config/i386/x-cygwin (host-cygwin): Change dependency from
4457 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4459 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4461 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4462 parts of 'vals'.
4464 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4466 PR middle-end/23408
4467 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4468 call to ggc_collect.
4470 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4472 PR bootstrap/21268
4473 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4474 beginning. Remove $(INCLUDES) from all the rules, if following
4475 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4477 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4479 PR middle-end/23484
4480 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4481 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4482 not constant, but maxlen is, don't set len to maxlen, rather
4483 set maxlen to len if len is a constant.
4485 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4487 PR tree-optimization/23475
4488 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4489 and counts.
4491 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4493 Fix PR middle-end/22455
4495 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4496 Checksum only the parts of the tree that exist for the tree code.
4498 2005-08-28 Dale Johannesen <dalej@apple.com>
4500 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4502 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4504 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4506 2005-08-28 Richard Henderson <rth@redhat.com>
4508 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4509 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4510 of char_type_node.
4512 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4514 PR ada/23593
4515 * builtins.c (get_memory_rtx): Don't strip nops
4516 in between COMPONENT_REFs.
4518 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4520 PR middle-end/23463
4521 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4522 types.
4523 (gimplify_modify_expr): Check for zero sized types and gimplify the
4524 rhs and lhs as statements.
4526 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4528 PR libgcj/23508
4529 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4530 state for return address column of signal frames.
4532 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4534 PR target/23539
4535 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4536 bytes >= 2 not bytes == 2.
4537 (expand_block_move): Same.
4539 2005-08-27 Richard Guenther <rguenther@suse.de>
4541 PR target/23575
4542 * config/i386/sse.md (sse2_movsd): Add missing closing
4543 braces.
4545 2005-08-27 Paul Brook <paul@codesourcery.com>
4547 * genrecog.c (enum decision_type): Add DT_num_insns.
4548 (struct decision_test): Add u.num_insns.
4549 (add_to_sequence): Add DT_num_insns test.
4550 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4551 (write_cond, debug_decision_2): Ditto.
4552 (change_state): Assume peep2_next_insn never fails.
4553 Remove "afterward" argument.
4554 (write afterward, write_tree): Update to match.
4555 * recog.c (peep2_current_count): New variable.
4556 (peep2_next_insn): Check it.
4557 (peephole2_optimize): Set peep2_current_count.
4558 * recog.h (peep2_current_count): Declare.
4560 2005-08-26 Josh Conner <jconner@apple.com>
4562 PR middle-end/23584
4563 * ipa-pure-const.c (check_tree): Check for volatile-ness
4564 when considering a dereference.
4566 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4568 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4570 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4572 PR rtl-optimization/23561
4573 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4574 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4575 at most LEN bytes long memory fits into the field.
4576 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4577 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4578 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4580 2005-08-26 Richard Henderson <rth@redhat.com>
4582 PR rtl-opt/23560
4583 * loop.c (biased_biv_may_wrap_p): New.
4584 (maybe_eliminate_biv_1): Use it to suppress non-equality
4585 comparison transformations. Delete disabled code.
4587 2005-08-26 Ian Lance Taylor <ian@airs.com>
4589 * combine.c (make_extraction): Avoid reference outside object.
4591 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4593 * stor-layout.c (finalize_type_size): Restore behaviour for
4594 non-aggregate types to the status quo ante of the patch for
4595 pr 23467. Document why it matters.
4597 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4599 PR c/23506
4600 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4601 array by one element, initialize the BT_LAST element with NULL.
4603 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4605 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4606 optimizing for size.
4607 (plus_eqsi): Same.
4608 (compare_plus_eqsi): Same.
4609 (plus_eqsi_compare): Same.
4610 (neg_eq0<mode>): Same.
4611 (neg_eq<mode>): Same.
4613 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4614 PROCESSOR_POWER4.
4616 2005-08-26 Nick Clifton <nickc@redhat.com>
4618 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4619 TARGET_EP is not defined.
4620 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4621 TARGET_EP is enabled.
4622 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4623 * config/v850/v850.md (save_all_interrupt): Only use the EP
4624 register if TARGET_EP is defined.
4625 (restore_all_interrupt): Likewise.
4626 * config/v850/lib1funcs.asm: Update functions so that the EP
4627 register is only used if __EP__ is defined.
4629 2005-08-26 David Ung <davidu@mips.com>
4631 * config/mips/mips.c (mips_expand_prologue): Handle case when
4632 generating for MIPS16 and the outgoing argument area is more than
4633 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4634 add instruction.
4636 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4638 * config/crx/crx.md: Make doloop_end pattern usage controllable
4639 via mloop-nesting=<max-nesting> command line switch. Make sure
4640 the combiner cannot use doloop_end_<mode> in an illegal way.
4641 * config/crx/crx.c: Use regs up to r6 for argument passing.
4642 Refine crx_address_cost (non cst4 displacements are expensive).
4643 * config/crx/crx.opt: Add switch for mloop-nesting=.
4645 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4647 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4648 (UNSPEC_MVST): New constant.
4650 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4652 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4653 Reject operands containing eliminable registers.
4654 * testsuite/gcc.dg/20050825-1.c: New testcase.
4656 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4657 Jan Hubicka <jh@suse.cz>
4659 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4661 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4663 PR tree-optimization/23546
4664 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4665 and REAL_CST nodes.
4667 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4669 * params.def (PARAM_MIN_SPEC_PROB): New.
4670 * sched-rgn.c (MIN_PROBABILITY): Delete.
4671 (compute_trg_info): Convert to PARAM_VALUE.
4672 * doc/invoke.texi (param): Document min-spec-prob.
4674 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4676 * config/darwin.h: define __PIC__
4677 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4678 TARGET_OS_CPP_BUILTINS macro.
4680 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4682 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4683 yesterday.
4685 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4687 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4688 to duplicate_block.
4689 * cfghooks.c (duplicate_block): Added position where to place
4690 new block as argument.
4691 * cfghooks.h (duplicate_block): Declaration changed.
4692 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4693 duplicate_block.
4694 * cfglayout.h (copy_bbs): Declaration changed.
4695 * cfgloop.h (loop_version): Declaration changed.
4696 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4697 position to copy_bbs.
4698 (loop_version): Pass position to duplicate_loop_to_header_edge.
4699 Add place_after argument and position new blocks according to
4700 it.
4701 * modulo-sched.c (sms_schedule): Pass place_after argument
4702 to loop_version.
4703 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4704 * tree-cfg.c (split_edge_bb_loc): New function.
4705 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4706 to determine position of new blocks.
4707 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4708 to loop_version.
4709 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4710 argument to duplicate_block.
4711 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4712 Pass position to copy_bbs.
4714 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4716 * fold-const.c (ptr_difference_const): Use
4717 cst_and_fits_in_hwi instead of host_integerp.
4719 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4721 * config/darwin.c (gen_pic_offset): New.
4722 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4723 Use it.
4725 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4727 PR tree-optimization/23486
4728 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4730 2005-08-23 Phil Edwards <phil@codesourcery.com>
4732 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4733 remove use_collect2.
4734 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4736 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4737 configuration files to override the default value.
4739 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4740 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4741 * config/vx-common.h: New file, split out from...
4742 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4743 * config/vxworksae.h: New file, for VxWorks AE.
4744 * config/vxworks.opt: New file.
4745 * config/vxlib.c: Update for VxWorks 6.
4747 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4748 other MULTILIB_* variables appropriately.
4749 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4750 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4751 * config/rs6000/vxworks.h: Update for VxWorks 6.
4752 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4754 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4756 PR target/20799
4757 * config/darwin.c (machopic_select_section): Remove the hack to
4758 mark "::operator new" and "::operator delete" for coalescing
4759 even though they are not weak.
4761 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4763 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4764 * configure: Regenerate.
4766 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4768 PR middle-end/23517
4769 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4770 between vectors.
4771 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4772 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4773 Likewise.
4775 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4777 * config/rs6000/predicates.md (equality_operator): New.
4778 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4779 comparison with a large constant.
4781 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4783 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4785 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4787 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4788 registers is even, and we have a hardware double precision fp,
4789 align the buffer.
4790 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4791 size of current argument when checking if argument was passed in
4792 registers.
4794 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4796 PR middle-end/23467
4797 * stor-layout.c (finalize_type_size): Dont override
4798 existing alignment with a smaller alignment from the mode.
4800 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4802 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4803 * lambda.h (lambda_vector_lexico_pos): ... here.
4804 * tree-data-ref.c (build_classic_dist_vector): Return false when
4805 the distance vector is lexicographically negative.
4807 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4809 PR tree-optimization/23511
4810 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4811 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4813 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4815 PR tree-optimization/22043
4816 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4817 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4818 If ALLOW_FLEXARR, handle types ending with flexible array member.
4819 Pass false as second argument to recursive count_type_elements calls.
4820 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4821 argument to count_type_elements call.
4822 * tree-sra.c (decide_block_copy): Likewise.
4823 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4824 for a constant-sized object, set cleared as well. Pass true as
4825 second argument to count_type_elements call.
4827 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4829 PR target/21571
4830 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4831 from legitimate_small_data_p, and make global. Update use.
4832 Remove forward declaration.
4833 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4834 Declare.
4835 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4837 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4839 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4840 of scratch intermediates.
4841 (eq<mode>_compare): Same.
4842 (neg_eq0<mode>): New.
4843 (neg_eq<mode>): Convert to define_insn_and_split.
4845 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4847 PR target/23070
4848 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4849 stdarg functions, set/clear the fp marker even when no variable
4850 args are passed.
4851 * config/rs6000/sysv4.opt (mprototype): Describe.
4853 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4855 PR rtl-optimization/23478
4856 * regs.h (reg_info): Add throw_calls_crossed.
4857 (REG_N_THROWING_CALLS_CROSSED): Define.
4858 * flow.c (allocate_reg_life_data): Initialize
4859 REG_N_THROWING_CALLS_CROSSED.
4860 (propagate_one_insn, attempt_auto_inc): Update
4861 REG_N_THROWING_CALLS_CROSSED.
4862 * global.c (global_alloc): Don't allocate pseudos across
4863 calls that may throw.
4865 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4867 PR c/18715
4868 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4869 value is inbetween the range if we did not find an exact match.
4871 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4873 * doc/invoke.texi (Option Summary): Add ms1 options.
4874 * doc/extend.texi: Document interrupt handler attribute for ms1.
4875 * doc/md.texi: Document ms1 constraints.
4876 * config.gcc: Add ms1-*-elf.
4877 * config/ms1/ms1.h: New.
4878 * config/ms1/ms1.c: New.
4879 * config/ms1/ms1.md: New.
4880 * config/ms1/ms1-protos.h: New.
4881 * config/ms1/ABI.txt: New.
4882 * config/ms1/crti.asm: New.
4883 * config/ms1/crtn.asm: New.
4884 * config/ms1/lib2extra-funcs.c: New.
4885 * config/ms1/t-ms1: New.
4886 * config/ms1/ms1.opt: New.
4888 2005-08-22 Ira Rosen <irar@il.ibm.com>
4890 * config/rs6000/altivec.md (xorv4sf3): New.
4891 (negv4sf2, neg<mode>2): Likewise.
4893 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4895 PR target/23485
4896 * config/ia64/ia64.md (divsi3): Check divide by zero.
4897 (udivsi3): Likewise.
4898 (divdi3): Likewise.
4899 (udivdi3): Likewise.
4901 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4903 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4904 up to elem_bitsize bits, not max_bitsize.
4906 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4908 PR tree-optimization/23433
4909 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4910 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4912 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4914 PR tree-optimization/23434
4915 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4916 the iteration bound is not an INTEGER_CST.
4918 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4920 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4921 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4922 NULL if need_epilog_adjust is false.
4923 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4924 Case 3 always peels first itration, not just for PLUS case, and no need
4925 to use scalar_initial_def here. Create an epilog adjustment only if
4926 scalar_initial_def is not NULL.
4928 (vectorizable_reduction): Remove assert.
4930 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4932 PR target/23485
4933 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4934 (__moddi3): Likewise.
4935 (__udivdi3): Likewise.
4936 (__umoddi3): Likewise.
4937 (__divsi3): Likewise.
4938 (__modsi3): Likewise.
4939 (__udivsi3): Likewise.
4940 (__umodsi3): Likewise.
4942 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4944 * tree-pass.h (TDF_GRAPH): Define.
4945 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4946 * passes.c (finish_optimization_passes): Only call
4947 finish_graph_dump_file if TDF_GRAPH is set.
4948 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4949 NULL. Set TDF_GRAPH bit.
4950 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4952 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4954 * arm.h (arm_stack_offsets): Add locals_base field.
4955 * arm.c (arm_get_frame_offsets): Compute it.
4956 (thumb_compute_initial_elimination offset): Make the Thumb frame
4957 pointer point to the base of the local variables.
4958 (thumb_expand_prologue): Update accordingly.
4959 (thumb_expand_epilogue): Likewise.
4961 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4962 mode of clobbered scratch to DImode. Handle a case that's known to
4963 need this.
4965 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4967 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4968 (gt0<mode>_compare): Delete.
4969 (neg_gt0<mode>): Delete.
4971 2005-08-19 Eric Christopher <echristo@apple.com>
4973 * optabs.h: Change CTI_ to COI_.
4974 * optabs.c: Ditto.
4976 2005-08-19 James E Wilson <wilson@specifix.com>
4978 * builtins.c (expand_builtin_return_addr): Set
4979 current_function_accesses_prior_frames when count != 0. Use
4980 frame_pointer_rtx when count == 0.
4981 * function.h (struct function): Add accesses_prior_frames field.
4982 (current_function_accesses_prior_frames): Define.
4983 * reload1.c (init_elim_table): Check
4984 current_function_accesses_prior_frames.
4985 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4987 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4989 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4990 indicator. Return true if the flowgraph changed during
4991 cleanup.
4993 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4995 PR 23476
4996 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4997 conditional expression before testing its value.
4999 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5001 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5003 2005-08-19 Devang Patel <dpatel@apple.com>
5005 PR tree-optimization/23048
5006 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5007 third parameter. Check whether latch is dominated by exit
5008 block or not.
5009 (if_convertible_loop_p): Supply exit block itself to
5010 if_convertible_bb_p.
5012 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5014 PR target/23473
5015 * arm.md (arm_load_pic_register): Change argument to the mask of
5016 saved registers. Call thumb_find_work_register if we need a
5017 scratch register on Thumb.
5018 (arm_expand_prologue): Pass empty register set to
5019 arm_load_pic_register.
5020 (thumb_expand_prologue): Pass live_regs_mask directly to
5021 arm_load_pic_register.
5022 * arm-protos.h (arm_load_pic_register): Update prototype.
5024 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5026 * sh.c (find_sole_member): New function.
5027 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5028 if the record's alignment is larger than the size of its only member.
5030 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5032 PR target/23436
5033 * arm.c (thumb_legitimize_reload_address): New function.
5034 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5035 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5037 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5039 * config/crx/crx.c: Implement crx_decompose_address. Reject
5040 symbolic displacements since CRX register relative adressing
5041 mode can't handle unsigned 32-bit values as displacements.
5042 * config/crx/crx.h: Simplify definitions, remove redundant
5043 parenthesis and obsolete macros.
5044 * config/crx/crx.opt: Add new switch for debugging addresses.
5045 * config/crx/crx-protos.h: Add new declarations for above.
5047 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5049 PR middle-end/20624
5050 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5051 looking past it.
5053 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5055 * collect2.c (dup2): Delete.
5056 * configure.ac: Don't check for dup2.
5058 * config.in, configure: Regenerate.
5060 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5062 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5063 record with the type of its only member.
5065 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5067 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5068 define_insn_and_split.
5069 (plus_ltu<mode>_compare): Same.
5070 (gtu<mode>_compare): Same.
5071 (plus_gtu<mode>_compare): Same.
5073 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5075 PR tree-optimization/22228
5076 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5077 todo_flags_start.
5078 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5079 are recorded in vect_vnames_to_rename for renaming.
5080 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5081 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5082 in vect_vnames_to_rename.
5083 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5084 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5086 2005-08-18 Jan Hubicka <jh@suse.cz>
5088 PR c++/22034
5089 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5090 info only for local statics, not for member variables.
5092 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5094 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5096 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5098 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5100 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5102 PR middle-end/16045
5103 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5105 2005-08-17 James E Wilson <wilson@specifix.com>
5107 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5108 array size check.
5110 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5112 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5113 (leu<mode>_compare): Same.
5114 (plus_leu<mode>): Same.
5115 (neg_leu<mode>): Same.
5116 (and_neg_leu<mode): Same.
5117 (ltu<mode>_compare): Same.
5118 (plus_ltu<mode>): Same.
5119 (geu<mode>): Same.
5120 (geu<mode>_compare): Same.
5121 (plus_geu<mode>): Same.
5122 (neg_geu<mode>): Same.
5123 (and_neg_geu<mode>): Same.
5124 (plus_gt<mode>): Same.
5125 (gtu<mode>_compare): Same.
5126 (plus_gtu<mode>): Same.
5128 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5130 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5131 Move call_table_data to end. Delete spurious .text.
5132 (callt_save_all_interrupt): Fix comment typo.
5134 2005-08-17 James E Wilson <wilson@specifix.com>
5135 Kevin Winchester <winchester@amirix.com>
5137 PR target/21684
5138 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5140 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5142 PR target/23268
5143 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5144 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5146 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5148 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5149 record with the type of its only member if the modes don't match.
5151 * varasm.c (decode_reg_name): Skip empty additional register names.
5153 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5155 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5156 lsm_tmp_name_length): New.
5157 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5158 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5160 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5161 Andreas Krebbel <krebbel1@de.ibm.com>
5163 * config.gcc: Added z9-109 switch.
5164 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5165 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5166 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5167 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5168 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5169 for "z9_109" cpu attribute.
5170 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5171 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5172 (s390_handle_arch_option): Added z9-109 switch.
5173 (override_options): Set respective cost function for z9-109.
5174 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5175 (legitimate_reload_constant_p): Accept extended immediates.
5176 (print_operand): Three new output modifiers added: k, m and o.
5177 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5178 (s390_output_mi_thunk): Use extended immediate when possible.
5179 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5180 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5181 (CONSTRAINT_LEN): Added length of O constraint.
5182 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5183 * config/s390/s390.md ("cpu"): New value z9_109 added.
5184 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5185 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5186 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5187 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5188 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5189 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5190 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5191 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5192 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5193 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5194 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5195 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5196 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5197 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5198 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5199 immediates.
5200 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5201 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5202 insns for TARGET_EXTIMM.
5204 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5206 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5208 2005-08-17 Nick Clifton <nickc@redhat.com>
5210 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5211 Call default_encode_section_info.
5213 2005-08-17 Steven Bosscher <stevenb@suse.de>
5215 PR tree-optimization/21574
5216 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5217 constant, return CONSTANT.
5218 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5219 (ccp_fold, visit_assignment): Likewise.
5220 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5222 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5224 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5225 fold_buildN instead of buildN then fold_initializer or fold.
5226 (build_unary_op): Likewise.
5227 (build_binary_op): Likewise.
5228 * fold-const.c (fold_initializer): Remove.
5229 (fold_build1_initializer): New function.
5230 (fold_build2_initializer): New function.
5231 (fold_build3_initializer): New function.
5232 * tree.h (fold_initializer): Remove.
5233 (fold_build1_initializer): New function.
5234 (fold_build2_initializer): New function.
5235 (fold_build3_initializer): New function.
5237 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5239 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5240 (try_move_mult_to_index): Call fold_build2 instead of build2.
5241 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5242 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5243 fold_binary_to_constant.
5244 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5245 fold (build.
5246 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5247 check if A == gcd (A, B). Remove TYPE argument.
5248 (analyze_offset) Use fold_build2 instead of fold (build.
5249 (create_data_ref): Likewise.
5250 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5251 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5252 then fold.
5254 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5256 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5257 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5259 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5261 PR tree-opt/23402
5262 * gimplify.c (zero_sized_type): New function.
5263 (gimplify_modify_expr_rhs): If we have a zero sized type,
5264 replace the statement with an empty statement.
5266 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5268 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5269 fxsave.
5271 2005-08-16 Ian Lance Taylor <ian@airs.com>
5273 * doc/tm.texi (Label Output): Correct typo.
5275 2005-08-16 Steven Bosscher <stevenb@suse.de>
5277 PR target/23376
5278 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5279 force_operand will work later on using have_insn_for.
5281 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5283 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5285 2005-08-16 Ian Lance Taylor <ian@airs.com>
5287 PR c++/23337
5288 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5289 vector type, don't try to construct it element by element. Add an
5290 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5292 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5294 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5296 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5298 * doc/invoke.texi (Precompiled Headers): Document some more options
5299 which are known to be safe.
5301 2005-08-16 James E Wilson <wilson@specifix.com>
5303 PR tree-optimization/21105
5304 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5305 TREE_OVERFLOW check.
5307 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5309 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5310 (neg_ltu<mode>): Same.
5311 (gtu<mode>): Same.
5312 (neg_gtu<mode>): Same.
5314 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5316 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5317 (fold_builtin_isdigit): Use fold_buildN.
5318 (build_function_call_expr): Likewise.
5319 * c-typeck.c (c_finish_loop): Likewise.
5321 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5322 Richard Shann <rshann@superh.com>
5324 PR middle-end/20396:
5325 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5327 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5329 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5331 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5333 PR target/23355
5334 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5335 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5336 must be saved.
5338 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5340 PR middle-end/23369
5341 * fold-const.c (build_range_check): Disable optimization for function
5342 pointer expressions on targets that require function pointer
5343 canonicalization.
5345 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5347 * simplify-rtx.c (simplify_const_relational_operation): When
5348 extracting arguments of a COMPARE, recompute the mode as well.
5350 2005-08-15 Ian Lance Taylor <ian@airs.com>
5352 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5354 2005-08-15 DJ Delorie <dj@redhat.com>
5356 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5357 the stack.
5358 (movsi_splittable): Allow, but split, moves to the stack.
5359 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5360 stack.
5362 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5365 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5366 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5368 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5369 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5370 Delete HOST_PTR_PRINTF.
5372 * configure, config.in: Regenerate.
5374 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5376 * config/rs6000/rs6000.md (QHSI): New mode macro.
5377 (wd): Extend mode attr for QImode and HImode
5378 (dbits): New mode attr.
5379 (zero_extend<mode>di2): Convert to mode macro.
5381 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5383 PR target/21841
5384 * doc/invoke.texi (-mgnu-ld): Update description.
5385 (-mhp-ld): Ditto.
5387 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5389 PR 23391
5390 * Makefile.in (tree-chrec.o): Depends on real.h.
5391 * tree-chrec.c: Include real.h.
5392 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5393 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5394 * tree-scalar-evolution.c (add_to_evolution_1,
5395 interpret_rhs_modify_expr): Ditto.
5397 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5399 PR 23386
5400 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5401 step is negative compute the estimation from init downwards to zero.
5403 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5405 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5407 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5409 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5410 constraint.
5411 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5412 Accept double-word constants that can be split.
5413 * config/s390/s390.md ("movti"): Use 'P' constraint.
5414 ("*movdi_31", "*movdf_31"): Likewise.
5416 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5418 Fix PR tree-optimization/22615
5420 * tree-ssa-structalias.c (solution_set_add): Handle
5421 first_vi_for_offset returning NULL.
5422 (do_da_constraint): Ditto.
5423 (do_sd_constraint): Ditto.
5424 (do_ds_constraint): Ditto
5425 (find_func_aliases): Ditto.
5426 (build_constraint_graph): RHS is allowed be ANYTHING.
5427 (first_vi_for_offset): Return NULL if we couldn't find anything at
5428 the offset.
5430 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5432 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5433 over memory as first operand.
5435 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5437 PR target/23360
5438 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5439 available for setting it.
5441 2005-08-14 Ira Rosen <irar@il.ibm.com>
5443 PR tree-optimization/23320
5444 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5445 data-refs' types instead of base object nullness. Add check for
5446 pointer type data-refs before first location comparison. Remove
5447 assert.
5449 2005-08-14 Andreas Schwab <schwab@suse.de>
5451 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5453 2005-08-13 James E Wilson <wilson@specifix.com>
5455 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5456 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5457 -fstack-protector-all, --param ssp-buffer-size): Document.
5458 (-Wvariadic-macros): Alphabetize.
5459 (-fsched-stalled-insns-dep): Add missing 'f'.
5461 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5462 macros.
5464 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5466 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5467 or indirect address operand.
5468 (EXTRA_ADDRESS_CONSTRAINT): New.
5469 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5471 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5473 PR tree-optimization/22236
5474 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5475 successors and predecessors.
5476 * tree-chrec.c (chrec_convert): Before converting, check that
5477 sequences don't wrap.
5478 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5479 (analyze_array): Extern.
5480 (find_data_references_in_loop): Remove call to
5481 compute_estimated_nb_iterations.
5482 * tree-data-ref.h (analyze_array): Declared.
5483 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5484 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5485 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5486 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5487 condition.
5488 * tree-ssa-loop-ivcanon.c: Fix documentation.
5489 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5490 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5491 (infer_loop_bounds_from_undefined): New.
5492 (estimate_numbers_of_iterations_loop): Use
5493 infer_loop_bounds_from_undefined.
5494 (used_in_pointer_arithmetic_p): New.
5495 (scev_probably_wraps_p): Pass an extra parameter. Call
5496 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5497 (convert_step): Fix documentation.
5498 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5499 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5500 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5501 scev_probably_wraps_p.
5503 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5505 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5506 (s390_register_info): Ignore clobbered_regs information for fixed
5507 registers, and only fixed registers.
5508 (s390_init_frame_layout): Remove redundant call.
5510 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5512 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5513 description of -Wold-style-casts.
5515 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5516 Jakub Jelinek <jakub@redhat.com>
5518 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5519 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5520 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5521 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5522 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5523 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5524 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5525 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5526 ("stack_protect_set", "stack_protect_test"): New expanders.
5527 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5528 "stack_protect_testdi"): New insn definitions.
5530 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5532 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5534 2005-08-12 Paul Brook <paul@codesourcery.com>
5536 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5538 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5540 * config/s390/predicates.md (setmem_operand): New predicate.
5541 (shift_count_operand): Accept ANDs with special constants as
5542 operand.
5543 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5544 with special constants.
5545 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5546 shift_count_operand with setmem_operand.
5548 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5550 * config/s390/s390.c (s390_extract_part, s390_single_part):
5551 Type cast added.
5552 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5553 (s390_output_mi_thunk): Don't use lg on 31 bit.
5554 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5555 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5557 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5559 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5560 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5561 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5562 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5563 with one of the new macros.
5565 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5567 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5568 Don't set save_return_addr_p.
5569 (s390_register_info): Make clobbered_regs not depending on
5570 save_return_addr_p.
5572 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5574 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5575 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5577 2005-08-11 James E. Wilson <wilson@specifix.com>
5579 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5581 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5583 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5584 locations gathered by var-tracking in single entry loc_list
5585 over loc_descriptor_from_tree.
5587 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5588 pass it down to loc_descriptor.
5589 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5590 (containing_function_has_frame_base): Move earlier in the file.
5591 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5592 instead of always assuming fbreg can't be used.
5594 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5596 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5597 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5598 Accept address wrapped in AND for Altivec.
5599 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5600 Strip AND wrapping offset address for Altivec.
5602 2005-08-11 Richard Henderson <rth@redhat.com>
5604 PR middle-end/23312
5605 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5606 before using TYPE_IS_SIZETYPE.
5608 2005-08-11 Richard Henderson <rth@redhat.com>
5610 PR target/22225
5611 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5612 insn types not present on ev4.
5613 (alphaev5_insn_pipe): Similarly.
5615 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5617 PR target/23250
5618 * arm.c (arm_override_options): If the user has selected callee-super-
5619 interworking, then enable normal interworking.
5621 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5623 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5624 redefinition.
5626 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5628 * doc/rtl.texi: Fix two typos.
5630 2005-08-11 Richard Guenther <rguenther@suse.de>
5632 PR target/23289
5633 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5634 cases where we call to/from functions returning void.
5636 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5638 PR c++/23225
5639 * tree.c (build_pointer_type_for_mode): Robustify.
5641 2005-08-10 James E Wilson <wilson@specifix.com>
5643 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5644 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5646 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5647 "cum->".
5649 2005-08-10 Eric Christopher <echristo@apple.com>
5651 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5652 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5653 V2DFmode.
5655 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5657 PR target/21887
5658 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5659 for the high part when generating dynamic-no-pic code.
5661 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5663 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5664 (x86_64-*-linux*): Likewise.
5666 * config/i386/crtfastmath.c: New file.
5667 * config/i386/t-crtfm: Likewise.
5669 * config/i386/linux.h (ENDFILE_SPEC): New.
5670 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5672 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5673 crtfastmath.o.
5675 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5677 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5678 (vec_shl, vec_shr): Document new operations.
5679 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5681 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5683 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5684 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5685 change predicate to indexed_or_indirect_address.
5687 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5689 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5690 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5691 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5692 and __aeabi_uwrite8.
5693 * config/arm/unaligned-funcs.c: New file.
5694 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5696 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5698 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5699 Add dump.
5700 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5701 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5702 Add dump.
5703 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5704 * final.c (pass_shorten_branches): Add dump.
5705 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5706 (pass_life): Rename dump.
5707 (rest_of_handle_flow2): Remove initial verify_flow_info.
5708 * function.c (pass_instantiate_virtual_regs): Add dump.
5709 * integrate.c (pass_initial_value_sets): Add dump.
5710 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5711 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5712 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5713 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5714 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5715 gate_rtl_unrool_and_peel_loops): New.
5716 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5717 rtl_doloop): Do not look at flags.
5718 * mode-switching.c (pass_mode_switching): Add dump.
5719 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5720 pass_split_before_regstack): Add dump.
5721 * regmove.c (pass_stack_adjustments): Add dump.
5722 * tree-optimize.c (pass_fixup_cfg): Add dump.
5724 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5726 PR 23309
5727 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5728 deciding which instruction sequence to use.
5730 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5732 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5733 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5735 2005-08-09 Richard Guenther <rguenther@suse.de>
5737 * c-common.c (builtin_function_2): Remove.
5738 (def_builtin_1): New function.
5739 (c_common_nodes_and_builtins): Use def_builtin_1 to
5740 build builtin functions.
5742 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5744 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5745 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5746 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5747 Visual DSP.
5749 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5751 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5752 fold_binary instead of fold_build2 since we don't care about the
5753 resulting tree.
5754 (loop_niter_by_eval): Likewise.
5755 (compare_trees): Likewise.
5756 (proved_non_wrapping_p): Likewise.
5758 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5760 PR c/23161
5761 PR c/23165
5762 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5763 if the if is really empty.
5765 2005-08-09 Steven Bosscher <stevenb@suse.de>
5767 PR tree-optimization/23234
5768 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5769 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5770 argument of the new enum.
5771 (execute_cse_reciprocals): Add reciprocals for function arguments
5772 on the unique successor edge of the entry block. Update other calls
5773 to execute_cse_reciprocals_1.
5775 2005-08-08 Richard Henderson <rth@redhat.com>
5777 PR 22439
5778 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5780 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5782 * expr.c (write_complex_part): Return after handling MEM.
5784 2005-08-08 Josh Conner <jconner@apple.com>
5786 PR rtl-optimization/23241
5787 * combine.c (simplify_comparison): Fix error in determining
5788 whether to lift a subreg from comparison.
5790 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5792 PR target/18506
5793 * config/rs6000/altivec.md (vec_init<mode>): New.
5794 (vec_set<mode>): New.
5795 (vec_extract<mode>): New.
5796 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5797 (rs6000_expand_vector_set): New.
5798 (rs6000_expand_vector_extract): New.
5799 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5800 for Altivec modes before reload.
5801 (altivec_expand_vec_init_builtin): New.
5802 (get_element_number): New.
5803 (altivec_expand_vec_set_builtin): New.
5804 (altivec_expand_vec_ext_builtin): New.
5805 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5806 builtins.
5807 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5808 builtins.
5809 * config/rs6000/rs6000.h (rs6000_builtins): Add
5810 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5811 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5812 * config/rs6000/rs6000-protos.h: Declare new functions.
5814 2005-08-08 Jan Hubicka <jh@suse.cz>
5816 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5817 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5818 * i386.md (movdi*): Use pic_32bit_operand.
5819 * predicates.md (pic_32bit_operand): New.
5821 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5823 PR c++/21166
5824 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5826 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5828 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5829 (test_for_singularity): Use fold_build2.
5831 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5833 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5835 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5837 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5838 (COMMON_ASM_OP) Define.
5839 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5840 (ix86_encode_section_info): Likewise.
5841 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5842 SUBTARGET_ENCODE_SECTION_INFO.
5844 2005-08-06 Richard Henderson <rth@redhat.com>
5846 PR 21894
5847 * tree-nested.c (convert_local_reference): Save and restore val_only
5848 around component_ref and friends. Clear walk_subtrees by default.
5850 2005-08-06 Peter O'Gorman <peter@pogma.com>
5852 PR 21366
5853 * gcc.c (process_command): Check the argument to -b has a dash.
5854 * doc/invoke.texi: Update -b and -V docs.
5856 2005-08-06 James E Wilson <wilson@specifix.com>
5858 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5860 2005-08-06 Michael Matz <matz@suse.de>
5862 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5863 member only if only one insn is associated with the value.
5865 2005-08-06 Nick Clifton <nickc@redhat.com>
5867 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5868 New define.
5869 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5870 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5871 Check symbol flags instead of symbol name mangling.
5872 (xstormy16_asm_output_aligned_common): Likewise. Also
5873 simplify code since the bss100_section cass is the only case
5874 where the below100 code will be triggered.
5875 (xstormy16_encode_section_info): Encode below100 attribute
5876 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5877 the name.
5878 (xstormy16_strip_name_encoding): Delete - this function is no
5879 longer needed.
5880 (TARGET_STRIP_NAME_ENCODING): Undefine.
5881 * config/stormy16/stormy16-protos.h: Delete prototype for
5882 xstormy16_strip_name_encoding.
5884 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5886 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5887 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5888 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5889 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5890 config/alpha/predicates.md, config/arc/arc.h,
5891 config/arm/arm.h, config/arm/ieee754-df.S,
5892 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5893 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5894 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5895 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5896 config/m68hc11/m68hc11.h, config/mips/mips.c,
5897 config/mips/mips.h, config/mips/openbsd.h,
5898 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5899 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5900 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5901 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5902 config/sparc/linux.h, config/sparc/linux64.h,
5903 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5904 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5905 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5906 typos. Follow spelling conventions.
5908 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5910 PR c/23113
5911 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5912 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5913 specially. Check for side effects only for COND_EXPR.
5914 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5915 return with TREE_NO_WARNING.
5917 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5919 PR rtl-optimization/23233
5920 * loop.c (combine_movables): Require the modes to be the same.
5921 (move_movables): Remove handling of cases where the replacement
5922 had a different mode to the original.
5924 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5926 PR tree-optimization/23128
5927 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5928 subtraction wrap, and set TREE_OVERFLOW if they do.
5930 2005-08-05 Richard Henderson <rth@redhat.com>
5932 PR 21728
5933 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5934 FORCED_LABEL labels.
5936 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5938 PR middle-end/23135
5939 * reload.c (find_reloads_subreg_address): Pass down TYPE
5940 unchanged. Change all callers except find_reloads_toplev.
5942 2005-08-05 Michael Matz <matz@suse.de>
5944 * genattrtab.c (current_alternative_string): Remove.
5945 (SIMPLIFY_ALTERNATIVE): Ditto.
5946 (attr_alt_bit_p): Ditto.
5947 (alternative_name): Make const char *.
5948 (evaluate_eq_attr): Remove use of above things.
5949 (simplify_test_exp): Ditto.
5950 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5951 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5953 2005-08-04 James E Wilson <wilson@specifix.com>
5955 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5956 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5957 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5958 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5959 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5961 2005-08-04 Richard Henderson <rth@redhat.com>
5963 PR 21529
5964 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5965 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5966 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5967 if we'd have to instantiate too many members.
5969 2005-08-04 Richard Henderson <rth@redhat.com>
5971 PR 21291
5972 * tree-outof-ssa.c (coalesce_asm_operands): New.
5973 (coalesce_ssa_name): Use it. Split out ...
5974 (coalesce_phi_operands, coalesce_result_decls): ... these.
5976 2005-08-04 Paul Brook <paul@codesourcery.com>
5978 * read-rtl.c (read_quoted_string): Break if EOF.
5980 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5982 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5983 (fold_build2): Likewise.
5984 (fold_build3): Likewise.
5985 (fold_build1_stat): New function prototype.
5986 (fold_build2_stat): Likewise.
5987 (fold_build3_stat): Likewise.
5988 * fold-const.c (fold_build1): Rename to ..
5989 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5990 through to build1_stat.
5991 (fold_build2): Rename to ..
5992 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5993 through to build2_stat.
5994 (fold_build3): Rename to ..
5995 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5996 through to build3_stat.
5998 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5999 Ian Lance Taylor <ian@airs.com>
6001 * function.c (assign_stack_local_1): Do not correct stack slot
6002 address if allocation size is smaller than mode size.
6004 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6006 PR 22037
6007 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6008 (tree_merge_blocks): Propagate anything allowed by
6009 may_propagate_copy.
6010 Clarify documentation.
6011 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6012 SSA form, schedule an update if necessary.
6014 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6016 * doc/install.texi (Binaries): Remove broken link to
6017 Sinix/Reliant Unix binaries.
6019 2005-08-03 Richard Henderson <rth@redhat.com>
6021 PR 23221
6022 * function.c (stack_protect_epilogue): Export.
6023 * tree.h (stack_protect_epilogue): Declare.
6024 * calls.c (expand_call): Call it.
6026 2005-08-03 Eric Christopher <echristo@apple.com>
6028 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6029 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6030 spec.
6032 2005-08-04 Jan Hubicka <jh@suse.cz>
6034 * profile.c (branch_prob): Split edges with goto locus on them
6035 to get proper line counts.
6036 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6038 2005-08-03 Paul Brook <paul@codesourcery.com>
6040 * function.c (assign_parms): Round current_function_args_size
6041 to PARM_BOUNDARY, not STACK_BOUNDARY.
6043 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6045 * config/i386/i386.c (x86_elf_aligned_common)
6046 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6048 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6050 PR tree-optimization/23157
6051 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6052 before emitting them.
6054 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6056 PR tree-optimization/19899
6057 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6058 * tree-scalar-evolution.c: Include real.h.
6059 (add_to_evolution): Build constant -1 of correct type.
6061 2005-08-03 Jan Hubicka <jh@suse.cz>
6063 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6064 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6065 profile updating for complette unrolling.
6066 * loop-unroll.c (peel_loop_completely): Use it.
6067 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6068 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6069 loops.
6071 2005-08-03 Paul Brook <paul@codesourcery.com>
6073 * combine.c (can_change_dest_mode): New function.
6074 (try_combine, simplify_set): Use it.
6076 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6078 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6079 TFmode to BLKmode.
6081 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6083 * doc/install.texi (Specific): Adjust link to openavr.org.
6084 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6085 (Binaries): Adjust HP-UX Porting Center link.
6086 (Binaries): Adjust Free Software Foundation ordering link.
6088 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6090 * convert.c (convert_to_integer): Use fold_build1 instead of
6091 build1 when converting an integer to an integer.
6093 2005-08-02 Richard Henderson <rth@redhat.com>
6095 * combine.c (combine_instructions): Don't use reg_equal/equiv
6096 results if the mode doesn't match.
6098 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6100 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6101 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6103 2005-08-02 Richard Henderson <rth@redhat.com>
6105 PR 23196
6106 * explow.c (memory_address): Remove special-case for
6107 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6109 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6111 PR 23164
6112 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6113 number of calls to cleanup_tree_cfg_1.
6115 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6117 * doc/invoke.texi: document file extensions .F90 and .F95
6119 2005-08-02 Richard Guenther <rguenther@suse.de>
6121 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6122 positive if its first argument is positive.
6124 2005-08-02 Richard Guenther <rguenther@suse.de>
6126 PR tree-optimization/23177
6127 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6128 on TMR_TAG.
6130 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6132 PR tree-optimization/23129
6133 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6134 varying for divisions with anti-ranges.
6136 2005-08-02 Jan Hubicka <jh@suse.cz>
6138 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6139 * tree-ssa-threadupdate.c (thread_block): Add it here.
6141 2005-08-01 James E Wilson <wilson@specifix.com>
6143 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6144 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6145 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6146 New.
6147 * config/mips/predicates.md (const_call_insn_operand): Add check for
6148 SYMBOL_REF_LONG_CALL_P.
6149 * doc/extend.texi (long_call): Document the new attribute.
6151 2005-08-01 Ian Lance Taylor <ian@airs.com>
6152 Richard Henderson <rth@redhat.com>
6154 * Makefile.in (RTL_BASE_H): Add real.h.
6155 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6156 instead of memcpy.
6157 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6158 directly.
6159 * rtl.c (rtl_check_failed_code_mode): New.
6160 * rtl.h (struct rtx_def): Add u.rv.
6161 (XCMWINT, XCNMPRV): New.
6162 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6163 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6165 2005-08-01 Richard Henderson <rth@redhat.com>
6167 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6168 with auto-inc codes.
6170 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6172 2005-08-01 Jan Hubicka <jh@suse.cz>
6174 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6175 * i386.c: Include dwarf2.h
6176 (asm_preferred_eh_data_format): New.
6177 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6179 2005-08-01 Ian Lance Taylor <ian@airs.com>
6181 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6182 randomize_va_space for virtual address randomization control.
6184 2005-08-01 Steven Bosscher <stevenb@suse.de>
6186 * common.opt (flag_ipa_cp): Put in right place to maintain
6187 alphabetic sort.
6189 2005-08-01 Jan Hubicka <jh@suse.cz>
6191 * profile.c (compute_value_histograms): Fix thinko.
6192 * value-prof.c: Include toplev.h
6193 (check_counter): New function.
6194 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6195 tree_mod_subtract_transform): Add sanity check.
6197 2005-08-01 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/23133
6200 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6201 current functions parameter decls to find defs to cse
6202 reciprocals of.
6204 2005-08-01 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/23109
6207 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6208 If trapping math is in effect, use post-dominator information
6209 to check if we'd in any case reach a trapping point before
6210 doing the reciprocal insertion.
6211 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6212 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6213 expressions are invariant only if trapping math is not in effect.
6215 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6217 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6218 cgraph_function_versioning): New declarations.
6219 * cgraphunit.c: Add include to ipa-prop.h.
6220 (update_call_expr, cgraph_copy_node_for_versioning,
6221 cgraph_function_versioning): New functions.
6222 * integrate.c (copy_decl_for_inlining): Remove.
6223 * ipa-prop.h (ipa_replace_map): New struct.
6224 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6225 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6226 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6227 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6228 ipcp_iterate_stage, ipcp_method_scale_print,
6229 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6230 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6231 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6232 ipcp_update_bb_counts, ipcp_update_profiling,
6233 ipcp_update_edges_counts): New functions.
6234 (ipcp_method_cval_init): Remove restriction regarding local methods.
6235 (ipcp_init_stage): Add ipcp_method_compute_scale.
6236 (ipcp_insert_stage): Add versioning.
6237 (ipcp_structures_print): Add ipcp_method_scale_print.
6238 (ipcp_driver): Dump profiling info.
6239 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6240 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6241 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6242 (struct inline_data): Add versioning_p, ipa_info, new fields.
6243 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6244 declare_return_variable): Replace calls to copy_decl_for_inlining with
6245 copy_decl_for_dup.
6246 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6247 versioning support.
6248 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6249 Add argument VERSIONING.
6250 (copy_arguments_for_versioning, copy_static_chain,
6251 function_versionable_p, tree_versionable_function_p,
6252 tree_function_versioning, replace_ref_tree): New functions.
6253 * tree-inline.h: Include varray.h.
6254 (tree_versionable_function_p, tree_function_versioning,
6255 tree copy_decl_for_dup): New declarations.
6257 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6259 * ipa-cp.c: New file. Contains IPCP specific functionality.
6260 * ipa-prop.h: New file. Contains structures/definitions that can be
6261 used by several interprocedural data flow optimizations (and also IPCP).
6262 * ipa-prop.c: New file.
6263 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6264 * common.opt: Add ipa-cp flag.
6265 * timevar.def: Add IPCP optimization.
6266 * tree-optimize.c (init_tree_optimization_passes): Schedule
6267 pass_ipa_cp.
6268 * tree-pass.h (pass_ipa_cp): Declare.
6270 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6272 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6273 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6274 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6275 config/i386/i386.c, config/mips/mips.h,
6276 config/rs6000/rs6000.h, config/sh/sh.c,
6277 config/stormy16/stormy16.c: Fix comment typos.
6279 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6281 PR c/22311
6282 * c-typeck.c (build_binary_op): Use common_type wrapper on
6283 shortened types.
6284 (common_type): Update comment.
6286 2005-07-31 Steven Bosscher <stevenb@suse.de>
6288 PR target/23095
6289 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6290 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6291 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6293 2005-07-31 Jan Hubicka <jh@suse.cz>
6295 * pretty-print.h (pp_widest_integer): New macro.
6296 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6297 counts.
6299 2005-07-31 Jan Hubicka <jh@suse.cz>
6301 * output.h (enum section_category): Export from varasm.c
6302 (categorize_decl_for_section): Likewise.
6303 * varasm.c (enum section_category): Kill.
6304 (categorize_decl_for_section): Make global.
6305 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6306 Declare.
6307 * i386.c (ix86_section_threshold): New static variable.
6308 (ix86_in_large_data_p, ix86_encode_section_info,
6309 x86_64_elf_unique_section,
6310 x86_64_elf_select_section): New functions.
6311 (TARGET_ENCODE_SECTION_INFO): Define
6312 (override_options): Enable medium model for PIC.
6313 (ix86_expand_prologue): Expand gen_set_got_rex64.
6314 (legitimate_constant_p): Handle new UNSPECs.
6315 (legitimate_pic_address_disp_p): Likewise.
6316 (legitimize_pic_address): Lower MEDIUM model addressing.
6317 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6318 (enum cmodel): Add MEDIUM_PIC.
6319 (SYMBOL_REF_FAR_ADDR_P): New macro.
6320 (SYMBOL_FLAG_FAR_ADDR): New flag.
6321 * i386.md (movdi): Support medium model.
6322 (set_got_rex64): New pattern.
6323 * i386.opt (mlarge-data-threshold): New flag.
6324 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6325 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6326 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6327 TARGET_ASM_UNIQUE_SECTION): New.
6329 * invoke.texi (-mlarge_data_threshold): Document
6331 2005-07-31 Jan Hubicka <jh@suse.cz>
6333 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6334 (coalesce_vars): Likewise.
6335 * tree-ssa-live.c (coalesce_cost): New.
6336 (build_tree_conflict_graph): Use coalesce_cost.
6337 * tree-ssa-live.h (coalesce_cost): Declare.
6339 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6341 * arm.md (all peepholes for post-increment operations): Delete.
6342 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6343 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6344 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6345 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6346 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6348 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6350 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6351 non-integral types.
6353 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6355 PR target/22582
6356 * doc/invoke.texi: Document -rdynamic.
6358 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6360 PR c/23143
6361 * c-parser.c (c_parser_parms_list_declarator): Call
6362 mark_forward_parm_decls.
6363 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6364 decls with visibility structure.
6366 2005-07-30 Paul Brook <paul@codesourcery.com>
6368 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6370 2005-07-30 Paul Brook <paul@codesourcery.com>
6372 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6373 prototype.
6374 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6375 value for mode.
6376 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6378 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6380 PR c/529
6381 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6382 nested function declarators.
6383 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6384 (grokparms): Call warn_if_shadowing for parameters used within the
6385 parameter list.
6386 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6387 not used within the parameter list.
6388 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6390 2005-07-30 Jan Hubicka <jh@suse.cz>
6392 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6393 * i386.c (ix86_fixup_binary_operands): Likewise.
6394 (ix86_expand_unary_operator): Likewise.
6395 (ix86_expand_fp_absneg_operator): Likewise.
6396 * optabs.c (expand_vec_cond_expr): Validate dest.
6398 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6400 PR c/21720
6401 * real.c (real_from_string): Also set last bit if there is a
6402 nonzero hex digit beyond GCC's internal precision after ".".
6404 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6406 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6407 define_constants. Change duplicate values to unassigned numbers.
6408 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6409 (*altivec_vspltsf): New.
6410 (altivec_vperm_v4sf): Delete.
6411 (altivec_vperm_<mode>): Use mode macro V.
6412 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6413 (altivec_predicate_v4sf): Delete.
6414 (altivec_predicate_<mode>): Use mode macro V.
6415 (*altivec_lvesfx): New.
6416 (*altivec_stvesfx): New.
6417 (vec_realign_load_v4sf): Delete.
6418 (vec_realign_load_<mode>): Use mode macro V.
6419 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6420 UNSPECV_SET_VRSAVE.
6422 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6424 PR bootstrap/23131
6425 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6426 string.
6427 * configure: Regenerated.
6429 2005-07-29 Paul Brook <paul@codesourcery.com>
6431 * doc/install.texi: Add link to GFortran binaries wiki page.
6433 2005-07-29 David Ung <davidu@mips.com>
6435 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6436 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6437 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6438 * config/mips/mips.md (cpu): Add 5kf name.
6439 (includes): Includes 5k.md.
6440 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6441 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6442 -march flag.
6444 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6446 PR 22550
6447 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6448 (cleanup_tree_cfg): ... here.
6449 Call cleanup_tree_cfg_1 until there are no more cleanups to
6450 do.
6452 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6454 * tree-vrp.c (compare_range_with_value): Return true or false
6455 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6456 EQ_EXPR respectively.
6458 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6460 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6461 Fix comment typos.
6463 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6465 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6466 (tree_ssa_dominator_optimize): Increment it.
6467 (dump_dominator_optimization_stats): Print it.
6469 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6470 Steven Bosscher <stevenb@suse.de>
6472 PR rtl-optimization/23117
6473 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6474 when head == tail. Tidy comment.
6476 2005-07-28 Richard Henderson <rth@redhat.com>
6478 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6479 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6480 * jump.c (rtx_renumbered_equal_p): Likewise.
6481 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6482 CONST_INT and CONST_DOUBLE.
6483 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6484 * reload.c (operands_match_p): Special case CONST_INT and
6485 CONST_DOUBLE; check mode earlier.
6487 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6489 PR c/22240
6490 * c-typeck.c (convert_for_assignment): Do not check
6491 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6493 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6495 PR c/22192
6496 * c-typeck.c (composite_type): Prefer constant size arrays to
6497 VLAs.
6499 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6501 PR c/21720
6502 * real.c (real_from_string): Set last bit if there is a nonzero
6503 hex digit beyond GCC's internal precision.
6505 2005-07-28 Richard Henderson <rth@redhat.com>
6507 PR rtl-opt/22619
6508 * cfgcleanup.c (try_forward_edges): Watch out for end of
6509 insn chain.
6511 2005-07-28 James E Wilson <wilson@specifixinc.com>
6513 PR c/23106
6514 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6516 2005-07-28 Jan Hubicka <jh@suse.cz>
6518 * Makefile.in (rtl-profile.o): Kill all traces of it.
6519 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6520 * coverage.h (rtl_coverage_counter_ref): Kill.
6521 * opts.c (flag_speculative_prefetching_set): Kill.
6522 (flag_loop_optimize_set): New.
6523 (common_handle_option): Disable loop optimizer when profiling;
6524 do not handle speculative prefetching.
6525 * passes.c (init_optimization_passes): Replace pass_profiling combo
6526 by branch_prob pass.
6527 * profile.c (compute_value_histograms): Update for simplified value
6528 profiles.
6529 (rtl_register_profile_hooks): Kill.
6530 (pass_profiling): Kill.
6531 (rest_of_handle_branch_prob): Do not profile.
6532 * toplev.c (process_options): Remove speculative prefetching.
6533 * toplev.h (flag_tree_based_profiling): Kill.
6534 * tree-profile.c (prepare_instrumented_value,
6535 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6536 tree_gen_one_value_profiler, do_tree_profiling): Update for
6537 simplified datastructures.
6538 * value-prof.c: Add comment that speculative prefetching was dropped;
6539 update rest of file for simplified datastructures.
6540 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6541 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6542 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6543 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6544 rtl_mod_subtract, gen_speculative_prefetch,
6545 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6546 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6547 (gate_handle_value_profile_transformations,
6548 rest_of_handle_value_profile_transformations,
6549 pass_value_profile_transformations): Kill.
6550 * value-prof.h (histogram_value_t): Remove IL based unions.
6551 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6552 rtl_profile_hooks): Remove hooks.
6554 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6556 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6557 (cgraph_clone_node): Likewise.
6558 * cgraph.h (cgraph_clone_edge): Update prototype.
6559 (cgraph_clone_node): Likewise.
6560 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6561 cgraph_clone_node.
6562 (lookup_recursive_calls): Consider profile.
6563 (cgraph_decide_recursive_inlining): Fix updating; use new
6564 probability argument; use profile.
6565 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6566 * tree-inline.c (copy_bb): Update clal of clone_edge.
6567 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6569 * invoke.texi (min-inline-recursive-probability): Document.
6571 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6573 * doc/install.texi (Configuration): Update Valgrind homepage.
6575 2005-07-28 Richard Henderson <rth@redhat.com>
6577 PR middle-end/21362
6578 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6579 labels we want to delete.
6580 (cfg_layout_merge_blocks): Likewise.
6582 2005-07-28 Richard Henderson <rth@redhat.com>
6584 PR target/17692
6585 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6586 when expanding to nothing.
6588 2005-07-28 Josh Conner <jconner@apple.com>
6590 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6591 (cgraph_decide_inlining_of_small_functions): Likewise.
6593 2005-07-28 Josh Conner <jconner@apple.com>
6595 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6596 direction of badness if negative.
6597 (cgraph_default_inline_p): Add reason to parameters, and assign it
6598 a value.
6599 (cgraph_decide_inlining_of_small_functions): New parameter in call
6600 to cgraph_default_inline_p.
6601 (cgraph_decide_inlining_incrementally): Likewise.
6602 * cgraphunit.c (decide_is_function_needed): Likewise.
6603 * cgraph.h (cgraph_default_inline_p): Likewise.
6605 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6607 * builtins.c: Fix comment typo(s).
6608 * genautomata.c: Likewise.
6609 * gimplify.c: Likewise.
6610 * tree-dfa.c: Likewise.
6611 * tree-flow-inline.h: Likewise.
6612 * tree-into-ssa.c: Likewise.
6613 * tree-ssa-alias.c: Likewise.
6614 * tree-ssa-ccp.c: Likewise.
6615 * tree-ssa-copy.c: Likewise.
6616 * tree-ssa-dce.c: Likewise.
6617 * tree-ssa-dom.c: Likewise.
6618 * tree-ssa-operands.c: Likewise.
6619 * tree-tailcall.c: Likewise.
6620 * tree-vectorizer.c: Likewise.
6621 * tree-vrp.c: Likewise.
6622 * tree.c: Likewise.
6624 2005-07-28 Jeff Law <law@redhat.com>
6626 * tree-vrp.c (test_for_singularity): Extracted from ...
6627 (simplify_cond_using_ranges): Attempt to simplify a relational
6628 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6630 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6632 PR tree-optimization/22506
6633 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6634 phis whose argument is constant.
6636 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6638 PR rtl-optimization/18992
6639 Back out this patch:
6640 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6641 PR optimization/12142
6642 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6643 uses of the register in the SET_SRC. Remove unnecessary argument.
6645 Replace it with this:
6646 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6647 if flag_non_call_exceptions is set and the insn may trap, pass
6648 pc_rtx as dest for recursion.
6649 In SET_SRC part of SET case, if dest is already set, pass it down
6650 unchanged.
6652 2005-07-28 Jan Hubicka <jh@suse.cz>
6654 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6655 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6656 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6657 roundoff errors.
6658 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6659 profile when available.
6661 2005-07-28 Jan Beulich <jbeulich@novell.com>
6663 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6664 (ia64_print_operand): Describe and handle 'X'.
6665 (ia64_register_move_cost): Also handle FP_REGS.
6666 (ia64_preferred_reload_class): Likewise.
6667 (ia64_secondary_reload_class): Likewise.
6668 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6669 it. Also check for ITANIUM_CLASS_FLDP.
6670 * config/ia64/ia64.h (FP_REGNO_P): New.
6671 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6672 (reg_class): Add FP_REGS.
6673 (REG_CLASS_NAMES): Adjust for it.
6674 (REG_CLASS_CONTENTS): Likewise.
6675 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6676 (REG_CLASS_FROM_LETTER): Handle 'x'.
6677 (CLASS_MAX_NREGS): Handle FP_REGS.
6678 (MEMORY_MOVE_COST): Likewise.
6679 * config/ia64/ia64.md (itanium_class): Add fldp.
6680 (type): Handle fldp.
6681 (movti_internal): More allowable operand combinations. Use ldfp8 when
6682 splitting unnecessary. Remove predicable attribute. Adjust
6683 itanium_class attribute.
6684 (smuldi3_highpart): Remove outdated comment.
6685 (mulditi3, umulditi3, rotlti3): New expanders.
6686 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6687 (absti2): Disabled new insn for future reference.
6688 Respective new splitters.
6689 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6690 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6691 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6693 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6695 PR rtl-optimization/23047
6696 * simplify-rtx.c (simplify_const_relational_operation): Respect
6697 flag_wrapv for comparisons with ABS.
6699 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6701 PR tree-optimization/22493
6702 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6703 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6705 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6707 * config/frv/frv.opt (moptimize-membar): New.
6709 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6711 * config/frv/frv.h: Remove machine_function definition.
6713 * config/frv/frv.c (struct frv_io): New.
6714 (struct machine_function): Moved from frv.h. Add has_membar_p.
6715 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6716 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6717 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6718 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6719 (frv_reorg): Call frv_optimize_membar when appropriate.
6720 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6721 (frv_expand_builtin): Adjust calls accordingly.
6722 (frv_io_address_cookie): New function.
6723 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6724 load or store rather than a special insn. Add ccnstant address and
6725 io-type operands to the membar.
6726 (frv_ifcvt_modify_tests): Unsign regno.
6727 (frv_ifcvt_modify_tests): Same.
6729 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6730 UNSPEC_OPTIONAL_MEMBAR constant.
6731 (builtin_read_<mode>): Delete.
6732 (builtin_write_<mode>): Delete.
6733 ("optional_membar_<mode>"): Add operand.
6735 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6736 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6737 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6738 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6739 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6740 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6741 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6742 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6743 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6745 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6747 * df.c (df_uses_record): Handle SCRATCH.
6749 2005-07-28 Steven Bosscher <stevenb@suse.de>
6751 PR debug/20161
6752 * passes.c (rest_of_decl_compilation): If decl is a type and
6753 we have encountered errors, don't emit debug information.
6755 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6757 * params.def: Fixed comment.
6759 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6761 PR target/19885
6762 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6763 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6764 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6766 2005-07-27 Steven Bosscher <stevenb@suse.de>
6768 PR c++/22003
6769 * varasm.c (assemble_start_function): Don't do anything that may
6770 require a CFG if the current function is a thunk.
6772 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6774 * doc/install.texi (Prerequisites): Mention that perl is needed
6775 to do export control in libstdc++ targetting Darwin.
6777 2005-07-27 Steven Bosscher <stevenb@suse.de>
6779 PR rtl-optimization/17808
6780 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6781 (sched_insns_conditions_mutex_p): Split out from...
6782 (add_dependence): ...here. But don't call it from here.
6783 (add_dependence_list): Check sched_insns_conditions_mutex_p
6784 before calling add_dependence.
6785 (add_dependence_list_and_free): Likewise.
6786 (fixup_sched_groups): Likewise.
6787 (sched_analyze_1): Likewise.
6788 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6789 (sched_analyze): Likewise.
6790 (sched_analyze_insn): Likewise.
6791 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6792 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6793 dependencies on all COND_EXEC insns to jumps ending basic blocks
6794 when doing intrablock scheduling.
6795 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6797 2005-07-27 Jeff Law <law@redhat.com>
6799 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6800 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6801 equivalency sets, correctly handle the case were vr0 has an
6802 equivalency set, but vr1 does not.
6804 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6806 PR tree-optimization/23073
6807 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6808 vect_print_dump_info before fprintf.
6810 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6812 PR tree-optimize/22348
6813 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6814 Fold the partial computation.
6816 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6818 PR tree-optimization/22325
6819 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6820 Declare.
6821 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6822 value replacement.
6823 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6824 (force_var_cost): ... this function.
6825 (compute_phi_arg_on_exit): Export.
6827 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6829 PR tree-optimization/20773
6830 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6831 edge.
6833 2005-07-27 Richard Guenther <rguenther@suse.de>
6835 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6836 Avoid pushing again if current struct contains only
6837 fields we decomposed.
6839 2005-07-27 Jan Hubicka <jh@suse.cz>
6841 PR tree-optimization/22574
6842 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6843 not available.
6845 * tree-tailcall.c (decrease_profile): New function.
6846 (eliminate_tail_call): Use it.
6848 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6849 visibility flags correctly in whole program mode.
6851 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6853 PR rtl-optimization/22472
6854 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6856 2005-07-26 Steven Bosscher <stevenb@suse.de>
6858 PR tree-optimization/22504
6859 * tree-complex.c (expand_complex_addition): Use 'code' instead
6860 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6862 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6864 * config.gcc (cpu_type): Add frv case.
6865 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6866 (supported_defaults): Add fr550 case.
6868 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6870 PR 22591
6871 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6872 whether a pointer of type T * may point to objects of type T *.
6874 2005-07-26 DJ Delorie <dj@redhat.com>
6876 * configure: Regenerate.
6878 2005-07-26 Dale Johannesen <dalej@apple.com>
6880 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6882 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6884 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6885 Clarify use of "build" in name.
6887 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6889 * doc/extend.texi (Raw read/write Functions): New section.
6890 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6891 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6892 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6893 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6894 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6895 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6896 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6897 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6898 * config/frv/frv.c: Add bdesc_loads global.
6899 Add bdesc_stores global.
6900 (frv_init_builtins): Add support for __builtin_{read/write}*.
6901 (frv_volatile_memref): New.
6902 (frv_expand_load_builtin): New.
6903 (frv_expand_store_builtin): New.
6904 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6905 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6906 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6907 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6908 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6909 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6910 (builtin_read_<mode>): New.
6911 (builtin_write_<mode>): New.
6912 (builtin_write64): New.
6913 (optional_membar_<mode>): New.
6915 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6917 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6918 (rather than units) against HOST_BITS_PER_WIDE_INT.
6920 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6922 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6923 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6924 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6925 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6926 FSF address.
6928 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6929 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6930 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6931 comment typos.
6932 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6934 2005-07-26 Richard Guenther <rguenther@suse.de>
6936 PR tree-optimization/22486
6937 * fold-const.c (fold_unary): Fold away useless component
6938 references of the form (T *)&T.x, if the address
6939 doesn't change.
6941 2005-07-25 James E Wilson <wilson@specifixinc.com>
6943 * dwarf2out.c (add_call_src_coords_attributes): New.
6944 (gen_inlined_subroutine_die): Call it.
6945 (maybe_emit_file, init_file_table): Add comments.
6946 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6947 maybe_emit_file.
6948 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6949 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6950 * tree.h (BLOCK_SOURCE_LOCATION): New.
6951 (struct tree_block): New field locus.
6953 2005-07-26 Andreas Schwab <schwab@suse.de>
6955 PR rtl-optimization/23043
6956 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6957 when allocating a struct unoccr.
6959 2005-07-25 Richard Henderson <rth@redhat.com>
6961 PR 22626
6962 * tree-complex.c (gate_no_optimization): True if errors.
6963 * Makefile.in (tree-complex.o): Update dependencies.
6965 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6967 * config/frv/predicates.md (integer_register_operand): Use
6968 GPR_AP_OR_PSEUDO_P.
6970 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6972 PR tree-opt/22484
6973 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6974 after fold.
6975 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6977 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6979 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6980 types when flag_unsafe_math_optimizations is true.
6982 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6984 * gcc.c (option_map): Add --sysroot.
6985 (process_command): Handle --sysroot.
6986 (display_help): Document it.
6987 * doc/cppopts.tex (-isysroot): Document.
6988 * doc/invoke.texi (--sysroot): Document.
6989 * doc/install.texi (--with-build-sysroot): Document.
6991 * Makefile.in (inhibit_libc): New variable.
6992 (INHIBIT_LIBC_CFLAGS): Likewise.
6993 (LIBGCC2_CFLAGS): Include
6994 $(INHIBIT_LIBC_CFLAGS).
6995 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6996 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6997 ($(T)crtend.o): Likewise.
6998 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6999 ($(T)crtendS.o): Likewise.
7000 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7001 ($(T)crtendT.o): Likewise.
7002 (stmp-fixinc): Do not complain about missing headers if
7003 inhibit_libc.
7004 * configure.ac (inhibit_libc): Set it to true/false.
7005 (--with-build-sysroot): New option. Use it to set
7006 SYSTEM_HEADER_DIR.
7007 * configure: Regenerated.
7009 2005-07-25 Manfred Hollstein <mh@suse.com>
7011 * calls.c (store_one_arg): Fix unsigned comparison warning.
7013 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7015 PR other/22337
7016 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7017 (ggc_print_statistics): Initialize variable before use.
7019 2005-07-25 Richard Guenther <rguenther@suse.de>
7021 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7022 calling with a PHI_NODE argument.
7024 * tree-flow-inline.h (overlap_subvar): Protect against
7025 possible overflow.
7027 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7029 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7030 * configure: Regenerate.
7032 2005-07-25 Ira Rosen <irar@il.ibm.com>
7034 * expr.c (highest_pow2_factor): Make extern.
7035 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7036 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7037 record_array_differ_p, array_ptr_differ_p): Likewise.
7038 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7039 additional cases. Call the above functions.
7040 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7041 base_object_differ_p when there are two base objects. Otherwise, compare
7042 base address and offset. Call may_alias_p.
7043 (dump_data_reference): Use a correct field name.
7044 (analyze_array): Make static. Initialize new data-ref fields.
7045 (analyze_indirect_ref): New function.
7046 (init_data_ref): Initialize new data-ref fields.
7047 (strip_conversion): Moved from tree-vect-analyze.c.
7048 (analyze_offset_expr, get_ptr_offset, address_analysis,
7049 object_analysis): Likewise.
7050 (analyze_offset): New function.
7051 (create_data_ref): Likewise.
7052 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7053 dimensions for ARRAY_REFs only.
7054 (build_classic_dist_vector): Make static.
7055 (access_functions_are_affine_or_constant_p): Call macro to get the
7056 address of access functions.
7057 (compute_all_dependences): Add new parameter
7058 compute_self_and_read_read_dependences. Compute self and read-read
7059 dependences if it is true.
7060 (find_data_references_in_loop): Call create_data_ref. Initialize new
7061 data-ref fields.
7062 (compute_data_dependences_for_loop): Add new parameter
7063 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7064 compute nb_loops. Call compute_all_dependences,
7065 build_classic_dist_vector and build_classic_dir_vector with correct
7066 parameters.
7067 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7068 with correct parameters. Compare dimensions for ARRAY_REFs only.
7069 (free_data_refs): Call macro to free access functions.
7070 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7071 fields from stmt_vinfo.
7072 (struct base_object_info): New structure.
7073 (struct data_reference): Move fields to base_object_info. Add fields
7074 first_location and object_info for above structures. Move fields from
7075 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7076 aligned_to. Add macros to access the new fields.
7077 Update functions declarations.
7078 * tree-flow.h (is_aliased_with): Declare.
7079 * tree-loop-linear.c (linear_transform_loops): Call
7080 compute_data_dependences_for_loop with correct parameters.
7081 * tree-ssa-alias.c (is_aliased_with): New function.
7082 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7083 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7084 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7085 vect_base_addr_differ_p, compute_subscript_distance and
7086 build_classic_dist_vector. Add printings. Check absolute value of
7087 distance.
7088 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7089 data-refs.
7090 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7091 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7092 to bytes. Add printing.
7093 (vect_compute_data_refs_alignment): Go through loads and stores in one
7094 loop.
7095 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7096 vect_analyze_data_ref_access): Likewise.
7097 (vect_analyze_pointer_ref_access): Remove.
7098 (vect_address_analysis, vect_object_analysis): Likewise.
7099 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7100 and analyze data-refs in the loop.
7101 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7102 fields of data-ref instead of stmt. Add init to the offset from the
7103 base.
7104 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7105 (vect_update_init_of_dr): Likewise.
7106 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7107 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7108 removed fields.
7109 (new_loop_vec_info): Initialize new fields.
7110 (destroy_loop_vec_info): Free new fields.
7111 (vect_strip_conversion): Remove.
7112 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7113 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7114 datarefs. Add new field ddrs.
7115 Add macros for the new fields access.
7116 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7117 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7118 Remove their macros.
7119 * tree.h (highest_pow2_factor): Declare.
7121 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7123 * calls.c (store_one_arg): Check for sibling call MEM arguments
7124 from already clobbered incoming argument area.
7126 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * c-common.c (check_missing_format_attribute): New.
7129 * c-common.h (check_missing_format_attribute): Likewise.
7130 * c-typeck.c (convert_for_assignment): Use it.
7132 2005-07-24 Andreas Schwab <schwab@suse.de>
7134 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7135 register use a word move. Correct operand of ext.w in 68000 code.
7137 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7139 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7140 variables as declarations, rather than definitions.
7142 2005-07-24 Ira Rosen <irar@il.ibm.com>
7144 PR tree-optimization/22526
7145 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7146 of the zero node.
7148 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7150 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7151 that C99 reserve for future use. Use it to define clog10,
7152 clog10f and clog10l.
7154 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7156 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7157 * configure.ac: Check for -Wmissing-format-attribute.
7159 * configure: Regenerate.
7161 2005-07-23 Richard Henderson <rth@redhat.com>
7163 PR tree-optimization/22623
7164 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7166 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7168 PR target/22577
7169 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7171 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7173 * Makefile.in (C_TREE_H): Update dependencies.
7174 * c-tree.h: Include toplev.h.
7175 * diagnostic.h (diagnostic_set_info): Add format attribute.
7176 * rtl-error.c (diagnostic_for_asm): Likewise.
7178 2005-07-23 Chao-ying Fu <fu@mips.com>
7180 * config/mips/mips-dsp.md: New file.
7181 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7182 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7183 functions.
7184 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7185 MIPS_BUILTIN_BPOSGE32.
7186 (mips_expand_builtin_direct): Add one parameter to indicate that
7187 builtin functions need to return a value.
7188 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7189 functions.
7190 (mips_regno_to_class): Add classes for 12 new DSP registers.
7191 (mips_subword): Change to check four HI registers.
7192 (mips_output_move): Output move to and from 6 new DSP accumulators.
7193 (override_options): Make sure -mdsp and -mips16 are not used together.
7194 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7195 for machine modes.
7196 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7197 when !TARGET_DSP.
7198 (print_operand): Add 'q' for printing DSP accumulators.
7199 (mips_cannot_change_mode_class): Check ACC_REGS.
7200 (mips_secondary_reload_class): Check ACC_REGS.
7201 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7202 (mips_register_move_cost): Check ACC_REGS.
7203 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7204 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7205 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7206 (dsp_bdesc): New array.
7207 (bdesc_arrays): Add DSP builtin function table.
7208 (mips_prepare_builtin_arg): Check predicate again after
7209 copy_to_mode_reg.
7210 (mips_expand_builtin): Add one more parameter to
7211 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7212 MIPS_BUILTIN_BPOSGE32.
7213 (mips_init_builtins): Initialize new function types.
7214 (mips_expand_builtin_direct): Check if builtin functions need to
7215 return a value and pass operands properly.
7216 (mips_expand_builtin_bposge): New function.
7217 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7218 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7219 (FIRST_PSEUDO_REGISTER): Increase to 188.
7220 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7221 Update for 12 new DSP registers.
7222 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7223 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7224 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7225 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7226 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7227 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7228 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7229 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7230 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7231 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7232 (REGISTER_NAMES): Add names for 12 new DSP registers.
7233 * config/mips/mips.md: Include mips-dsp.md.
7234 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7235 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7236 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7237 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7238 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7239 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7240 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7241 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7242 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7243 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7244 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7245 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7246 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7247 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7248 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7249 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7250 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7251 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7252 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7253 (UNSPEC_RDDSP): New constants.
7254 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7255 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7256 A<-d alternative.
7257 * config/mips/mips.opt (-mdsp): New option.
7258 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7259 (reg_imm10_operand): New predicates.
7260 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7261 * doc/invoke.texi (-mdsp): Document new option.
7263 2005-07-22 DJ Delorie <dj@redhat.com>
7265 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7266 to warning calls.
7267 * tree-inline.c (inlinable_function_p): Likewise.
7269 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7271 PR debug/21828
7272 * toplev.c (check_global_declarations): Do not mark undefined
7273 variables as DECL_IGNORED_P.
7274 * varasm.c (first_global_object_name): GTY it.
7275 (weak_global_object_name): Likewise.
7276 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7277 a string to go into {weak,first}_global_object_name.
7279 2005-07-22 DJ Delorie <dj@redhat.com>
7281 * c-format.c (check_function_format): Change warning control
7282 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7284 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7286 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7287 &PTR->FLD a dereference of PTR.
7288 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7289 a potential dereference of PTR.
7291 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7293 PR rtl-optimization/20370
7294 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7295 call allocate_reg_info if necessary.
7297 PR rtl-optimization/21848
7298 * calls.c (emit_library_call_value_1): For const functions, add
7299 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7301 PR rtl-optimization/22445
7302 * cselib.c (target.h): Include.
7303 (rtx_equal_for_cselib_p): Allow commutative matches.
7304 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7305 Remove MODE parameter. Changed all callers.
7307 PR rtl-optimization/22258
7308 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7309 New functions.
7310 (try_combine): Use likely_spilled_retval_p.
7312 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7314 * config.gcc: Add crx-elf support.
7316 * doc/contrib.texi: Mention crx.
7317 * doc/extend.texi: Document crx extensions.
7318 * doc/install.texi: Document crx install.
7319 * doc/invoke.texi: Document crx options.
7320 * doc/md.texi: Document crx constraints.
7322 * config/crx/crx-protos.h: New file.
7323 * config/crx/crx.c: New file.
7324 * config/crx/crx.h: New file.
7325 * config/crx/crx.md: New file.
7326 * config/crx/crx.opt: New file.
7327 * config/crx/t-crx: New file.
7329 2005-07-22 Manfred Hollstein <mh@suse.com>
7331 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7332 warnings.
7333 (int_add_graph_edge): Likewise.
7334 (collapse_nodes): Likewise.
7335 (process_unification_queue): Likewise.
7337 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7338 Laurent GUERBY <laurent@guerby.net>
7340 PR tree-optimization/22336
7341 * function.c (record_block_change): Check for
7342 cfun->ib_boundaries_block.
7344 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7346 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7347 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7349 2005-07-21 DJ Delorie <dj@redhat.com>
7351 * toplev.c (warn_deprecated_use): Add warning control to warning
7352 call.
7353 * c-typeck.c (parser_build_binary_op): Likewise.
7354 (c_finish_if_stmt): Likewise.
7355 * c-common.c (check_function_sentinel): Likewise.
7356 (check_nonnull_arg): Likewise.
7358 2005-07-21 Richard Henderson <rth@redhat.com>
7360 PR tree-opt/22504
7361 * tree-complex.c (complex_ssa_name_components): New.
7362 (cvc_lookup): Allow entry not found.
7363 (create_components): Remove.
7364 (create_one_component_var, get_component_var): New.
7365 (get_component_ssa_name, set_component_ssa_name): New.
7366 (extract_component): Use get_component_ssa_name.
7367 (update_complex_components): Use set_component_ssa_name.
7368 (update_complex_components_on_edge): Likewise.
7369 (update_phi_components): Create new PHI nodes directly, instead
7370 of adding insns to edges.
7371 (tree_lower_complex): Allocate and free complex_variable_components
7372 and complex_ssa_name_components here.
7374 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7376 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7377 revert to returning false.
7379 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7381 PR target/21149
7382 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7384 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7386 PR target/22576
7387 * config/i386/i386.md (cmpxf): Change operand constraints
7388 to "nonmemory_operand".
7390 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7392 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7394 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7396 PR middle-end/21180
7397 * fold-const.c (fold_build1): Add checksum for the operands.
7398 (fold_build2): Likewise.
7399 (fold_build3): Likewise.
7401 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7403 PR middle-end/19055
7404 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7406 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7408 * common.opt (-fforward-propagate): Committed by mistake,
7409 removed.
7411 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7413 * reg-stack.c: Fix comment typo(s).
7414 * tree-ssa-operands.c: Likewise.
7415 * tree-vectorizer: Likewise.
7417 2005-07-21 Nick Clifton <nickc@redhat.com>
7419 * config/sh/symbian.c: Replace C++ style line comments with C
7420 style line comments.
7421 (symbian_add_attribute): Do not use a ? operator on the LHS of
7422 an assignment.
7423 (sh_symbian_handle_dll_attribute): Change the type of the
7424 method vector to "VEC(tree,gc)*" and use vector accessor
7425 macros to walk over the elements.
7426 (symbian_export_vtable_and_rtti_p): Likewise.
7427 (symbian_class_needs_attribute_p): Likewise.
7429 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7431 PR target/22085
7432 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7433 initialize targetm.resolve_overloaded_builtin here.
7434 (altivec_expand_overloaded_builtin): Make it non-static.
7435 * config/rs6000/rs6000-protos.h
7436 (altivec_expand_overloaded_builtin): New prototype.
7437 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7438 targetm.resolve_overloaded_builtin here.
7439 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7441 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7442 Zdenek Dvorak <dvorakz@suse.cz>
7444 PR tree-optimization/19210
7445 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7446 New.
7447 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7448 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7449 rely on unproven assumptions.
7450 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7451 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7452 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7453 to number_of_iterations_exit.
7454 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7455 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7456 * tree-ssa-loop-niter.c (find_loop_niter,
7457 estimate_numbers_of_iterations_loop): Likewise.
7458 (number_of_iterations_exit): Honor the new options.
7459 * doc/invoke.texi (Wunsafe-loop-optimizations,
7460 funsafe-loop-optimizations): Document them.
7462 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7464 PR rtl-optimization/22167
7465 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7467 2005-07-20 Adam Nemet <anemet@lnxw.com>
7469 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7470 __do_global_dtors_aux longcall.
7472 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7474 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7475 (old_special_pred_table): Don't reference
7476 SPECIAL_MODE_PREDICATES.
7477 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7478 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7479 * config/sh/predicates.h: Don't mention
7480 SPECIAL_MODE_PREDICATES.
7481 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7482 Remove.
7484 2005-07-20 DJ Delorie <dj@redhat.com>
7486 * config.gcc: Add m32c-elf support.
7488 * doc/contrib.texi: Mention m32c.
7489 * doc/extend.texi: Document m32c extensions.
7490 * doc/install.texi: Mention m32c.
7491 * doc/invoke.texi: Document m32c options.
7492 * doc/md.texi: Document m32c constraints.
7494 * config/m32c/addsub.md: New file.
7495 * config/m32c/bitops.md: New file.
7496 * config/m32c/cond.md: New file.
7497 * config/m32c/jump.md: New file.
7498 * config/m32c/m32c-lib1.S: New file.
7499 * config/m32c/m32c-lib2.c: New file.
7500 * config/m32c/m32c-modes.def: New file.
7501 * config/m32c/m32c-pragma.c: New file.
7502 * config/m32c/m32c-protos.h: New file.
7503 * config/m32c/m32c.abi: New file.
7504 * config/m32c/m32c.c: New file.
7505 * config/m32c/m32c.h: New file.
7506 * config/m32c/m32c.md: New file.
7507 * config/m32c/m32c.opt: New file.
7508 * config/m32c/minmax.md: New file.
7509 * config/m32c/mov.md: New file.
7510 * config/m32c/muldiv.md: New file.
7511 * config/m32c/predicates.md: New file.
7512 * config/m32c/prologue.md: New file.
7513 * config/m32c/shift.md: New file.
7514 * config/m32c/t-m32c: New file.
7516 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7518 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7519 (stack_protect_set, stack_protect_test): New expanders.
7520 (stack_protect_set_si, stack_protect_set_si_media,
7521 stack_protect_set_di_media, stack_protect_test_si,
7522 stack_protect_test_si_media, stack_protect_test_di_media):
7523 New insns.
7525 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7527 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7529 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7531 * tree.h (tree_expr_nonzero_p): Export.
7532 * fold-const.c (tree_expr_nonzero_p): Likewise.
7533 Return true for CALL_EXPRs that are alloca calls.
7534 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7535 against zero.
7536 * tree-flow.h (expr_computes_nonzero): Remove.
7537 * tree-vrp.c (expr_computes_nonzero): Remove.
7538 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7539 (extract_range_from_unary_expr): Likewise.
7540 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7541 tree_expr_nonzero_p.
7543 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7545 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7546 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7547 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7548 All callers changed.
7549 (frame_related_constant_load): New arg "related" which controls
7550 setting of RTX_FRAME_RELATED_P. All callers changed.
7551 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7552 (bfin_expand_prologue): Add stack limit checking.
7553 * config/bfin/bfin.md (trapifcc): New pattern.
7555 * config/bfin/bfin.c: Include "langhooks.h".
7556 (def_builtin): Go through lang_hooks to call builtin_function.
7558 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7559 * config/bfin/predicates.md (symbol_ref_operand): New.
7560 (call_insn_operand): Delete. All callers changed to use
7561 register_no_elim_operand.
7562 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7563 call_cookie field.
7564 (function_arg): Use it to generate the call's operand 2.
7565 (bfin_longcall_p): New function.
7566 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7567 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7568 determine if the address needs to be in a REG.
7569 (bfin_handle_longcall_attribute): New function.
7570 (bfin_attribute_table): Add "longcall" and "shortcall".
7571 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7572 (CUMULATIVE_ARGS): New member call_cookie.
7573 (PREDICATE_CODES): Add symbol_ref_operand.
7574 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7575 extra USE to the pattern.
7576 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7577 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7578 sibcall_value_insn; now the new patterns handle direct calls and the
7579 old ones indirect calls.
7580 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7582 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7584 * doc/trouble.texi: Update section on handling of empty loops.
7586 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7588 * config.gcc: Remove support for sparc-*-openbsd*,
7589 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7590 ns32k-*-netbsd*.
7591 * config.host: Remove support for i860-*-sysv4* as a host.
7592 * config/i860/*, config/ip2k/*, config/ns32k/*,
7593 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7594 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7595 mention obsolete ports.
7597 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7599 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7600 soft frame pointer.
7601 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7602 of frame_pointer_rtx.
7603 (sh_expand_epilogue): Likewise.
7604 (sh_set_return_address): Likewise.
7605 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7606 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7607 offsets from FRAME_POINTER_REGNUM.
7608 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7609 (sh_register_names): Add initializer for sfp.
7610 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7611 (VALID_REGISTER_P): Likewise.
7612 (FIRST_PSEUDO_REGISTER): Update.
7613 (DWARF_FRAME_REGISTERS): Define.
7614 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7615 (HARD_FRAME_POINTER_REGNUM): Define.
7616 (FRAME_POINTER_REGNUM): Redefine.
7617 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7618 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7619 from FRAME_POINTER_REGNUM.
7620 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7621 FRAME_POINTER_REGNUM.
7622 (REG_CLASS_CONTENTS): Add sfp.
7623 (REG_ALLOC_ORDER): Likewise.
7624 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7625 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7626 of frame_pointer_rtx.
7627 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7629 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7631 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7632 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7633 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7634 of an ABS_EXPR.
7635 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7636 ABS_EXPR<x>.
7638 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7640 Make CONSTRUCTOR use VEC to store initializers.
7641 * c-common.c (complete_array_type): Update to cope with VEC in
7642 CONSTRUCTOR_ELTS.
7643 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7644 (pp_c_constructor_elts): New function.
7645 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7646 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7647 struct constructor_stack, struct initializer_stack,
7648 constructor_elements, push_init_level, pop_init_level,
7649 add_pending_init, find_init_member, output_init_element): Update to
7650 cope with VEC in CONSTRUCTOR_ELTS.
7651 * coverage.c (build_fn_info_value, build_ctr_info_value,
7652 build_gcov_info): Likewise.
7653 * expr.c (categorize_ctor_elements_1, store_constructor,
7654 expand_expr_real_1): Likewise.
7655 * fold-const.c (fold_ternary): Likewise.
7656 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7657 gimplify_init_constructor, gimplify_expr): Likewise.
7658 * tree-dump.c (dequeue_and_dump): Likewise.
7659 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7660 node.
7661 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7662 CONSTRUCTOR_ELTS.
7663 * tree-sra.c (generate_element_init_1): Likewise.
7664 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7665 * tree-ssa-operands.c (get_expr_operands): Likewise.
7666 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7667 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7668 (get_initial_def_for_reduction): Likewise.
7669 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7670 value handle in annotations.
7671 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7672 tree_node_structure): Add support for constr_kind.
7673 (build_vector_from_ctor, build_constructor_single,
7674 build_constructor_from_list): New functions.
7675 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7676 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7677 Update to cope with VEC in CONSTRUCTOR_ELTS.
7678 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7679 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7680 CONSTRUCTOR_APPEND_ELT): New macros.
7681 (struct constructor_elt, struct tree_constructor): New data types.
7682 (union tree_node): Add tree_constructor field.
7683 * treestruct.def: Define TS_CONSTRUCTOR.
7684 * varasm.c (const_hash_1, compare_constant, copy_constant,
7685 compute_reloc_for_constant, output_addressed_constants,
7686 initializer_constant_valid_p, output_constant,
7687 array_size_for_constructor, output_constructor): Update to cope with
7688 VEC in CONSTRUCTOR_ELTS.
7689 * vec.h (VEC_empty, VEC_copy): New macros.
7691 2005-07-19 Devang Patel <dpatel@apple.com>
7693 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7695 2005-07-19 Richard Henderson <rth@redhat.com>
7697 PR tree-opt/22278
7698 * gimplify.c (gimplify_expr): Use main variant type for the temp
7699 destination for a discarded volatile read.
7700 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7701 casts between non-void types that change volatility.
7703 2005-07-15 DJ Delorie <dj@redhat.com>
7705 * toplev.h: Add comment about the first parameter for warning().
7706 * errors.h: Likewise.
7708 * c.opt (Wpragmas): New.
7709 * doc/invoke.texi: Document it.
7711 * function.c (do_warn_unused_parameter): Add warning control to
7712 warning call.
7713 * c-decl.c (warn_if_shadowing): Likewise.
7714 * c-lex.c (cb_def_pragma): Likewise.
7715 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7716 (pop_alignment): Likewise.
7717 (handle_pragma_pack): Likewise.
7718 (apply_pragma_weak): Likewise.
7719 (handle_pragma_weak): Likewise.
7720 (handle_pragma_redefine_extname): Likewise.
7721 (add_to_renaming_pragma_list): Likewise.
7722 (handle_pragma_extern_prefix): Likewise.
7723 (maybe_apply_renaming_pragma): Likewise.
7724 (handle_pragma_visibility): Likewise.
7726 * config/c4x/c4x-c.c (BAD): Likewise.
7727 (c4x_parse_pragma): Likewise.
7728 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7729 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7730 (rs6000_pragma_longcall): Likewise.
7731 * config/v850/v850-c.c (pop_data_area): Likewise.
7732 (ghs_pragma_section): Likewise.
7733 (ghs_pragma_section): Likewise.
7734 (ghs_pragma_interrupt): Likewise.
7735 (ghs_pragma_starttda): Likewise.
7736 (ghs_pragma_startsda): Likewise.
7737 (ghs_pragma_startzda): Likewise.
7738 (ghs_pragma_endtda): Likewise.
7739 (ghs_pragma_endsda): Likewise.
7740 (ghs_pragma_endzda): Likewise.
7742 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7743 Kenneth Zadeck <zadeck@naturalbridge.com>
7745 * Makefile.in: Removed tree-promote-statics.c
7746 * tree-promote-statics.c: Removed.
7747 * common.opt: Removed flag-promote-statics.
7748 * opts.c: Ditto.
7749 * passes.c: Removed tree-promote-statics pass.
7750 * tree-pass.h: Ditto.
7751 * timevar.def: Removed TV_PROMOTE_STATICS.
7754 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7756 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7757 and *-*-freebsd9.
7758 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7760 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7762 PR c/22476
7763 * c-common.c (check_function_arguments): Call
7764 'check_function_format' if either -Wformat or
7765 -Wmissing-format-attribute are specified.
7766 * c-format.c (check_function_format): Check -Wformat before
7767 calling 'check_format_info'.
7768 * c-opts.c (c_common_post_options): Don't warn for
7769 -Wmissing-format-attribute without -Wformat.
7770 * c-typeck.c (convert_for_assignment): Detect additional cases for
7771 -Wmissing-format-attribute.
7772 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7773 behavior.
7775 2005-07-19 Richard Guenther <rguenther@suse.de>
7777 * config/i386/i386.md (lrint<mode>2): Use temporary
7778 instead of clobbering non-existent memory.
7780 2005-07-19 Nick Clifton <nickc@redhat.com>
7782 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7783 statement to avoid displaying ASCII control characters.
7785 2005-07-19 Ben Elliston <bje@au.ibm.com>
7787 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7788 * cfganal.c (find_edge_index): Ditto.
7789 * combine.c (combine_instructions): Ditto.
7790 * ddg.c (create_scc): Ditto.
7791 (find_successors): Ditto.
7792 (find_predecessors): Ditto.
7793 (find_nodes_on_paths): Ditto.
7794 (longest_simple_path): Ditto.
7795 * flow.c (update_life_info): Ditto.
7796 (count_or_remove_death_notes): Ditto.
7797 (clear_log_links): Ditto.
7798 * modulo-sched.c (generate_reg_moves): Ditto.
7799 (find_max_asap): Ditto.
7800 (find_max_hv_min_mob): Ditto.
7801 (find_max_dv_min_mob): Ditto.
7802 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7803 * sched-rgn.c (extract_edgelst): Ditto.
7804 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7805 (dump_update_ssa): Ditto.
7806 (ssa_names_to_replace) Ditto.
7807 (switch_virtuals_to_full_rewrite): Ditto.
7808 (update_ssa): Ditto.
7809 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7811 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7813 Fix PR tree-optimization/22483
7815 * tree-complex.c (create_components): Use
7816 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7817 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7818 * tree-flow.h (safe_referenced_var_iterator): New structure.
7819 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7820 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7821 safe_referenced_var iterator.
7822 (add_type_alias): Ditto.
7824 2005-07-19 Steven Bosscher <stevenb@suse.de>
7826 * loop-init.c (rest_of_handle_loop2): Remove.
7827 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7828 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7829 (pass_rtl_loop_init, pass_rtl_loop_done,
7830 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7831 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7832 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7833 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7834 pass_tree_loop_done, and pass_tree_unswitch.
7835 (gate_loop): Rename to gate_tree_loop.
7836 * passes.c (init_optimization_passes): Update for renamed tree
7837 loop passes. Add the new loop2 passes as subpasses of loop2.
7838 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7839 Update for the renamed tree loop passes.
7841 2005-07-18 Ian Lance Taylor <ian@airs.com>
7843 PR middle-end/22057
7844 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7845 blocks when optimizing.
7847 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7849 * common.opt (frename-registers): Initialize to 2.
7850 (fweb): Ditto.
7851 (fgcse-after-reload): Ditto.
7852 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7853 (process_options): Only change flag_web, flag_rename_registers,
7854 and flag_rerun_cse_after_loop if not explicitly set by user.
7856 2005-07-18 Jan Beulich <jbeulich@novell.com>
7858 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7859 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7860 in 64-bit mode the same as DImode in 32-bit mode.
7861 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7862 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7863 mode. Add new mode parameter.
7864 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7865 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7866 x86_64_shift_adj): New expanders.
7867 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7868 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7869 insns.
7870 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7871 DImode shift splitters.
7872 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7873 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7874 mode parameter.
7876 2005-07-18 Jan Beulich <jbeulich@novell.com>
7878 * i386.md (movdi_extzv_1): New.
7879 (zero_extendhidi2): Combine alternatives and never force use of
7880 REX64 prefix.
7881 (zero_extendqidi2): Likewise. Don't restrict input selection.
7883 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7885 Fix PR tree-optimization/22531
7886 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7887 moment.
7889 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7891 * tree-promote-statics.c (pass_promote_statics): Change dump file
7892 name.
7894 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7896 * tree-optimize.c (init_tree_optimization_passes): Add
7897 pass_eliminate_useless_stores pass.
7898 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7899 * tree-ssa-pre.c (is_copy_stmt): New function.
7900 (follow_copies_till_vuse): Ditto.
7901 (do_eustores): Ditto.
7902 (gate_eustores): Ditto.
7904 2005-07-16 Richard Henderson <rth@redhat.com>
7906 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7908 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7909 Kenneth Zadeck <zadeck@naturalbridge.com>
7911 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7912 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7913 ipa-type-escape.h, tree-promote-statics.c
7914 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7915 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7916 tree-promote-statics.c: new files.
7917 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7918 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7919 int nonlocal_set_p, mark_constant_function): Deleted.
7920 (rest_of_handle_cfg): Removed call to mark_constant_function.
7921 (nonoverlapping_component_refs_p): Added calls to support
7922 type based aliasing.
7923 * tree-ssa-alias.c (may_alias_p,
7924 compute_flow_insensitive_aliasing): Ditto.
7925 * calls.c (flags_from_decl_or_type): Removed reference to
7926 cgraph_rtl_info.
7927 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7928 too many arguments. This is necessary for Spec 2000.
7929 * cgraph.h (const_function, pure_function): Removed.
7930 * common.opt: Added "fipa-pure-const", "fipa-reference",
7931 "fipa-type-escape", and "ftree-promote-static".
7932 * opts.c: Ditto.
7933 * passes.c: Added ipa and tree-promote-statics passes.
7934 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7935 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7936 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7937 * tree-flow.h: Added exposed sra calls and addition of
7938 reference_vars_info field for FUNCTION_DECLS.
7939 * tree-pass.h: Added passes.
7940 * tree-sra.c: (sra_init_cache): New function.
7941 (sra_insert_before, sra_insert_after) Made public.
7942 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7943 and made public.
7944 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7945 aliasing. (may_alias_p): Added code to use type escape analysis to
7946 improve alias sets.
7947 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7948 code to prune clobbers of static variables based on information
7949 produced in ipa-reference pass. Changed call clobbering so that
7950 statics are not marked as clobbered if the call does not clobber
7951 them.
7953 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7955 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7956 too.
7958 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7960 * doc/install.texi (*-*-solaris2*): Document recommended version
7961 of GNU binutils and mention GNU linker problem on Solaris 10.
7963 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7965 PR c/22421
7966 * c-decl.c (c_build_bitfield_integer_type): New function.
7967 (finish_struct): Call it.
7968 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7970 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7972 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7973 before returning.
7975 2005-07-16 Jan Hubicka <jh@suse.cz>
7977 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7978 (scale_bbs_frequencies_int): Watch roundoff errors.
7979 * predict.c (return_prediction): Initialize return_stmt.
7981 2005-07-16 Jan Hubicka <jh@suse.cz>
7983 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7984 after RTL profiling.
7986 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7988 PR middle-end/22398
7989 * fold-const.c (build_range_check): Convert high/low to etype
7990 if we are only comparing against exp.
7992 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7994 Fix PR tree-optimization/22376
7995 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7996 special var here.
7997 (need_to_solve): New function.
7998 (compute_points_to_sets): Use it.
8000 2005-07-15 Jan Hubicka <jh@suse.cz>
8002 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8003 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8005 2005-07-15 Richard Guenther <rguenther@suse.de>
8007 * c-common.c (handle_flatten_attribute): New function.
8008 Add flatten function attribute.
8009 * doc/extend.texi: Document flatten function attribute.
8010 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8011 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8012 New functions.
8013 (cgraph_decide_inlining): Handle functions with flatten
8014 attribute.
8016 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8018 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8019 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8020 UNSPEC_XCHG, UNSPEC_AND): New.
8021 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8022 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8023 * config/rs6000/sync.md (FETCHOP): New code macro.
8024 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8025 New code attrs.
8026 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8027 (sync_compare_and_swap<mode>): Same.
8028 (sync_lock_test_and_set<mode>): Same.
8029 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8030 for QImode and HImode, and not PPC405.
8031 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8032 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8033 (sync_<fetchop>{si,di}_internal): New.
8034 (sync_nand{si,di}_internal): New.
8035 (sync_old_<fetchop>{si,di}_internal): New.
8036 (sync_old_nand{si,di}_internal): New
8037 (sync_new_<fetchop>{si,di}_internal): New.
8038 (sync_new_nand{si,di}_internal): New.
8039 (atomic_and{si,di}): New.
8040 (sync_new_nand{si,di}_internal): New.
8041 (atomic_and{si,di}): New.
8042 (sync_add<mode>_internal): Delete.
8043 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8044 (sync_sub<mode>_internal): Delte.
8045 (sync_subshort_internal): New.
8046 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8047 (sync_anddi_internal): Delete.
8048 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8049 (sync_booldi_internal): Delete.
8050 (sync_boolc<mode>_internal): Delete.
8051 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8052 (sync_boolc<mode>_internal2): Delete.
8053 (sync_boolcc<mode>_internal): Delete.
8054 (isync, lwsync): Use unspec instead of unspec_volatile.
8055 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8056 Revert UNSPEC_VOLATILE.
8057 (rs6000_split_atomic_op): New.
8058 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8060 2005-07-14 Eric Christopher <echristo@redhat.com>
8062 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8063 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8065 2005-07-14 Eric Christopher <echristo@redhat.com>
8067 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8069 2005-07-14 Steven Bosscher <stevenb@suse.de>
8071 PR tree-optimization/22230
8072 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8073 the computation of the four cross productions for "range op range".
8075 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8076 Ulrich Weigand <uweigand@de.ibm.com>
8078 PR target/20126
8079 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8080 in some insn.
8082 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8084 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8086 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8088 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8090 2005-07-14 Richard Guenther <rguenther@suse.de>
8092 PR middle-end/22347
8093 * config/i386/i386-protos.h (ix86_function_value): Change
8094 prototype to match new target hook.
8095 * config/i386/i386.c (ix86_value_regno): Change prototype
8096 to take extra type argument.
8097 (TARGET_FUNCTION_VALUE): Define.
8098 (ix86_function_ok_for_sibcall): Pass extra argument to
8099 ix86_value_regno, check return slot rtx for exact match.
8100 (ix86_function_value): Take extra parameter. Dispatch to
8101 ix86_value_regno with fndecl/fntype as provided.
8102 (ix86_value_regno): Handle extra type argument.
8103 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8105 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8106 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8107 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8108 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8109 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8111 2005-07-14 Richard Guenther <rguenther@suse.de>
8113 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8114 * calls.c (expand_call): Pass fntype to hard_function_value.
8115 (emit_library_call_value_1): Likewise.
8116 * explow.c: Include target.h.
8117 (hard_function_value): Take extra argument, the fntype.
8118 Use new target hook for function_value.
8119 * expr.h (hard_function_value): Change prototype.
8120 * function.c (aggregate_value_p): Pass 0 as fntype to
8121 hard_function_value.
8122 (assign_parms): Use new target hook for function_value.
8123 Pass 0 as fntype to hard_function_value.
8124 (expand_function_end): Likewise.
8125 * reg-stack.c: Include target.h.
8126 (stack_result): Use new target hook for function_value.
8127 * target-def.h: New target hook function_value.
8128 * target.h: Likewise.
8129 * targhooks.c (default_function_value): New function.
8130 * targhooks.h (default_function_value): Declare.
8132 2005-07-13 Ian Lance Taylor <ian@airs.com>
8134 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8136 2005-07-14 Jan Hubicka <jh@suse.cz>
8138 * tree-dfa.c (dump_variable): Use default_def function.
8139 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8140 * tree-ssa.c (verify_use): Likewise.
8141 * tree-ssanames.c (release_ssa_name): Likewise.
8142 * tree-tailcall.c (eliminate_tail_call): Likewise.
8143 (tree_optimize_tail_calls_1): Likewise.
8144 * tree-vrp.c (get_value_range): Likewise.
8146 2005-07-14 Ben Elliston <bje@au.ibm.com>
8148 * gcc.c (main): Compare language[0] with '*' when iterating over
8149 the infiles.
8151 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8153 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8154 "s390_emit_compare". Add handling of CCZ1mode.
8155 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8156 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8157 checking.
8158 (s390_branch_condition_mask): Add CCZ1mode handling.
8159 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8160 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8161 Use CCZ1mode instead of CCZmode.
8162 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8164 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8166 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8167 pattern.
8168 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8170 2005-07-13 Eric Christopher <echristo@redhat.com>
8172 * config/mips/mips.c (mips_canonicalize_comparison): New.
8173 (mips_emit_int_relational): Use.
8175 2005-07-13 Eric Christopher <echristo@redhat.com>
8177 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8178 static extra parts.
8179 * config/s390/s390.md: Include tpf.md. Move tpf specific
8180 patterns...
8181 * config/s390/tpf.md: To here.
8182 * config/s390/s390.opt: Move tpf specific options...
8183 * config/s390/tpf.opt: to here. Add mmain option.
8184 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8185 * config/s390/tpf.h: Rewrite.
8187 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8189 * doc/tm.texi: Remove @xref{Cross-profiling}.
8191 2005-07-13 Jeff Law <law@redhat.com>
8193 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8194 expressions, test their _DECL operands for pointer equality rather
8195 than using operand_equal_p.
8197 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8199 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8200 (TARGET_POSIX_IO): This.
8201 * config/darwin.h: Likewise.
8202 * config/freebsd.h: Likewise.
8203 * config/linux.h: Likewise.
8204 * config/lynx.h: Likewise.
8205 * config/netbsd.h: Likewise.
8206 * config/rs6000/linux64.h: Likewise.
8207 * config/rs6000/linux.h: Likewise.
8208 * config/s390/tpf.h: Likewise.
8209 * config/sh/embed-elf.h: Likewise.
8210 * config/sparc/linux64.h: Likewise.
8211 * config/sparc/linux.h: Likewise.
8212 * config/svr4.h: Likewise.
8213 * gcov-io.h: Likewise.
8215 * doc/tm.texi: Updated.
8217 * libgcov.c (create_file_directory): Defined only if
8218 TARGET_POSIX_IO is defined.
8219 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8220 is defined.
8222 2005-07-13 Jan Hubicka <jh@suse.cz>
8224 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8226 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8228 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8229 structure as argument.
8231 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8233 PR tree-optimization/21921
8234 * tree-iterator.c (tsi_link_before): Support the case when
8235 tsi_end_p (tsi) == true.
8237 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8239 PR tree-optimization/22442
8240 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8241 correctly.
8243 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8245 PR rtl-optimization/20376
8246 * toplev.c (process_options): Enable -fweb and -frename-registers when
8247 unrolling.
8248 * doc/invoke.texi: Update the information about when -fweb and
8249 -frename-registers are enabled.
8251 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8253 PR tree-opt/21840
8254 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8255 if *rhs_p is not a SSA_NAME.
8257 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8259 Fix PR tree-optimization/22422
8260 * tree-ssa-structalias.c (struct variable_info): Add flag for
8261 special vars.
8262 (get_varinfo): Now a static function.
8263 (new_varinfo): init has_union and is_special_var to false.
8264 (solution_set_add): Check has_union.
8265 (do_da_constraint): Move temporary variable so it gets reset
8266 properly.
8267 Also check for special variable.
8268 (do_ds_constraint): Ditto.
8269 (do_sd_constraint): Ditto.
8270 (do_structure_copy): Check for special variable.
8271 (find_func_aliases): Ditto.
8272 (init_base_vars): Set special vars properly.
8274 2005-07-13 Jan Hubicka <jh@suse.cz>
8276 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8277 do unit-at-a-time.
8279 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8280 (get_expr_operands): Fix thinko wrt flags and subvars.
8282 PR tree-optimize/22379
8283 * tree-inline.c (expand_call_inline): Do not output sorry in early
8284 inlining.
8286 2005-07-12 Dale Johannesen <dalej@apple.com>
8288 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8290 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8292 PR bootstrap/21704
8293 * host-linux.h: Include limits.h.
8295 2005-07-12 Dale Johannesen <dalej@apple.com>
8297 * expr.c (compress_float_constant): Add cost check.
8298 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8300 2005-07-12 Dale Johannesen <dalej@apple.com>
8302 * gcc.target/i386/compress-float-sse.c: New.
8303 * gcc.target/i386/compress-float-sse-pic.c: New.
8304 * gcc.target/i386/compress-float-387.c: New.
8305 * gcc.target/i386/compress-float-387-pic.c: New.
8306 * gcc.dg/compress-float-ppc.c: New.
8307 * gcc.dg/compress-float-ppc-pic.c: New.
8309 2005-07-12 Eric Christopher <echristo@redhat.com>
8311 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8312 static extra parts.
8313 * config/s390/s390.md: Include tpf.md. Move tpf specific
8314 patterns...
8315 * config/s390/tpf.md: To here.
8316 * config/s390/s390.opt: Move tpf specific options...
8317 * config/s390/tpf.opt: to here. Add mmain option.
8318 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8319 * config/s390/tpf.h: Rewrite.
8321 2005-07-12 Eric Christopher <echristo@redhat.com>
8323 * gcc.c (struct infile): Update comment for language.
8324 (main): Rewrite input file resetting code.
8326 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8328 PR tree-opt/22335
8329 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8330 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8331 (lookup_avail_expr): Use constant_boolean_node instead
8332 of boolean_false_node/boolean_true_node.
8334 2005-07-12 Ben Elliston <bje@au.ibm.com>
8336 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8337 and use it when printing num_edges.
8339 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8341 * doc/extend.texi (Blackfin Built-in Functions): New section.
8342 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8343 @opindex.
8345 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8347 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8348 s/cmpstrsi/cmpstrnsi
8349 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8350 'cmpstrnsi'.
8351 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8352 (init_optabs): Initialize cmpstrn_optab.
8353 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8354 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8355 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8356 * config/i386/i386.md: s/cmpstr/cmpstrn
8357 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8358 * doc/md.texi: Update documentation.
8360 2005-07-11 Richard Henderson <rth@redhat.com>
8362 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8363 build_va_arg_indirect_ref.
8364 (alpha_gimplify_va_arg): Likewise.
8365 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8366 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8367 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8368 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8369 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8370 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8371 Likewise.
8372 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8374 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8376 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8377 * passes.c (init_optimization_passes): Add pass_empty_loop.
8378 * tree-pass.h (pass_empty_loop): Declare.
8379 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8380 try_remove_empty_loop, remove_empty_loops): New functions.
8381 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8382 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8384 2005-07-12 Peter Barada <peter@the-baradas.com>
8386 PR middle-end/16719
8387 PR middle-end/18421
8388 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8389 in address registers.
8390 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8391 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8392 alternative of addsi3_5200.
8394 2005-07-11 Ian Lance Taylor <ian@airs.com>
8396 * config/mips/mips.md (ffs<mode>2): Remove.
8398 2005-07-11 Ian Lance Taylor <ian@airs.com>
8400 * doc/tree-ssa.texi (Cleanups): Improve description of
8401 TRY_FINALLY_EXPR.
8402 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8404 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8406 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8407 * tree.h (DECL_ARGUMENT_FLD): New macro.
8409 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8411 Fix PR tree-optimization/22404
8413 * tree-ssa-structalias.c (create_variable_info_for): Use
8414 correct offset.
8416 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8418 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8419 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8420 for second comparison operand.
8421 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8423 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8424 (define_insn_reservation "alu"): Likewise.
8425 (csync, ssync): Now of type sync.
8426 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8427 -mcsync-anomaly -mspecld-anomaly.
8428 * config/bfin/bfin.opt (mcsync): Remove.
8429 (mcsync-anomaly, mspecld-anomaly): Add.
8430 * config/bfin/bfin.c: Include "insn-codes.h".
8431 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8432 (TARGET_DEFAULT_TARGET_FLAGS): New.
8433 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8435 2005-07-11 Steven Bosscher <stevenb@suse.de>
8437 * basic-block.h: Give the BB flags enum a name, bb_flags.
8438 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8439 * cfgcleanup.c (enum bb_flags): Remove here.
8440 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8441 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8442 (update_forwarder_flag): Likewise.
8443 (thread_jump): Likewise.
8444 (try_forward_edges): Likewise.
8445 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8446 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8447 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8449 2005-07-11 Richard Guenther <rguenther@suse.de>
8451 * config/i386/i386.opt: New target option -msseregparm.
8452 * config/i386/i386.c (override_options): Error out for
8453 -msseregparm but no SSE support.
8454 (ix86_function_sseregparm): Check for global sseregparm.
8455 * doc/invoke.texi: Document -msseregparm.
8457 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8459 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8460 (m32rle-*-linux*): Ditto.
8462 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8464 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8465 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8466 bytes.
8468 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8470 PR middle-end/22239
8471 PR target/20126
8472 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8473 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8475 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8477 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8478 (varmap): Heapify varmap.
8479 (constraints): Heapify constraints.
8480 (struct constraint_graph): Heapify succs and preds.
8481 (constraint_vec_find): Update for heapification.
8482 (constraint_set_union): Ditto.
8483 (insert_into_complex): Ditto.
8484 (constraint_edge_vec_find): Ditto.
8485 (erase_graph_self_edge): Ditto.
8486 (add_graph_edge): Ditto.
8487 (get_graph_weights): Ditto.
8488 (merge_graph_nodes): Ditto.
8489 (build_constraint_graph): Ditto.
8490 (topo_visit): Ditto.
8491 (solve_graph): Ditto.
8492 (create_variable_info_for): Ditto.
8493 (init_base_vars): Ditto.
8494 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8495 (condese_varmap_nodes): Free complex vector.
8496 (clear_edges_for_node): Clear succs and preds vector.
8498 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8500 * tree-ssa-structalias.c (update_alias_info): Change counting of
8501 references to not include vdefs.
8503 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8505 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8506 (up_insert): Ditto.
8508 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8510 * pa.c (pa_commutative_p): Make PLUS commutative when
8511 TARGET_NO_SPACE_REGS is true.
8513 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8515 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8516 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8517 * tree-dfa.c (dump_subvars_for): New.
8518 (debug_subvars_for): New.
8519 (dump_variable): Show subvariables if VAR has them.
8520 * tree-flow-inline.h (get_subvar_at): New.
8521 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8522 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8523 Update all users.
8524 (struct subvar): Change fields offset and size to unsigned
8525 HOST_WIDE_INT.
8526 (dump_subvars_for): Declare.
8527 (debug_subvars_for): Declare.
8528 (get_subvar_at): Declare.
8529 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8530 to unsigned HOST_WIDE_INT *.
8531 (overlap_subvar): Likewise.
8532 * tree-gimple.c (is_gimple_reg): Always return false for
8533 SFTs and memory tags.
8534 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8535 Update all callers.
8536 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8537 (compute_may_aliases): Call compute_points_to_sets.
8538 (collect_points_to_info_for): Remove.
8539 (compute_points_to_and_addr_escape): Remove.
8540 (delete_alias_info): Call delete_points_to_sets.
8541 (compute_flow_sensitive_aliasing): If the call to
8542 find_what_p_points_to returns false, call set_pt_anything.
8543 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8544 (set_pt_anything): Clear pi->pt_vars.
8545 (set_pt_malloc): Remove.
8546 (merge_pointed_to_info): Remove.
8547 (add_pointed_to_expr): Remove.
8548 (add_pointed_to_var): Remove.
8549 (collect_points_to_info_r): Remove.
8550 (is_escape_site): Make extern.
8551 (create_sft): New.
8552 (create_overlap_variables_for): Call it.
8553 * tree-ssa-copy.c (merge_alias_info): Never merge
8554 flow-sensitive alias information.
8555 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8556 offset and size to be unsigned HOST_WIDE_INT.
8557 (add_to_addressable_set): Rename from note_addressable.
8558 Set TREE_ADDRESSABLE as the variables are added to the set.
8559 Update all users.
8560 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8561 operands into VUSEs when adding V_MAY_DEFs for members in an
8562 alias set.
8563 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8564 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8565 (struct variable_info): Add bitfield is_heap_var.
8566 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8567 (new_var_info): Initialize is_heap_var.
8568 (get_constraint_for): Add HEAP variables to the symbol table.
8569 Mark them with is_heap_var.
8570 (update_alias_info): New. Taken mostly from the old
8571 compute_points_to_and_addr_escape.
8572 (handle_ptr_arith): New.
8573 (find_func_aliases): Call update_alias_info.
8574 Call handle_ptr_info for tcc_binary expressions.
8575 Call mark_stmt_modified.
8576 (create_variable_info_for): If DECL has subvars, do not create
8577 variables for its subvars. Always add all the fields.
8578 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8579 SFTs, then add all the SFTs of the structure.
8580 If VI->DECL is an aggregate with subvariables, add the SFT at
8581 VI->OFFSET.
8582 (find_what_p_points_to): If VI is an artificial variable,
8583 translate to bitfields in SSA_NAME_PTR_INFO.
8584 If the solution is empty, set pi->pt_vars to NULL
8585 (init_base_vars): Create ANYOFFSET.
8586 (compute_points_to_sets): Rename from create_alias_vars.
8587 Make extern.
8588 (pass_build_pta): Remove.
8589 (delete_points_to_sets): Rename from delete_alias_vars.
8590 (pass_del_pta): Remove.
8591 * tree-ssa-structalias.h (struct alias_info): Move from
8592 tree-ssa-alias.h.
8593 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8594 NUM_REFERENCES_SET): Likewise.
8595 (compute_points_to_sets, delete_points_to_sets): Declare.
8597 2005-07-09 Richard Henderson <rth@redhat.com>
8599 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8600 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8601 alpha_split_lock_test_and_set_12): New functions.
8602 * config/alpha/alpha-protos.h: Update.
8603 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8604 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8605 * config/alpha/sync.md (I12MODE): New.
8606 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8607 (sync_<fetchop_name><I48MODE>): Likewise.
8608 (sync_nand<I48MODE>): Likewise.
8609 (sync_old_<fetchop_name><I48MODE>): Likewise.
8610 (sync_new_<fetchop_name><I48MODE>): Likewise.
8611 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8612 (sync_compare_and_swap<I48MODE>): Likewise.
8613 (sync_lock_test_and_set<I48MODE>): Likewise.
8614 (sync_compare_and_swap<I12MODE>): New.
8615 (sync_compare_and_swap<I12MODE>_1): New.
8616 (sync_lock_test_and_set<I12MODE>): New.
8617 (sync_lock_test_and_set<I12MODE>_1): New.
8619 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8621 PR 21356
8622 PR 22332
8623 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8625 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8627 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8628 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8630 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8632 PR target/21656
8633 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8635 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8637 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8638 memory_operand constraint.
8639 (store_conditional_<mode>): Same.
8640 (sync_compare_and_swap<mode>): Same.
8641 (sync_lock_test_and_set<mode>): Same.
8643 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8645 Rewrite PIC support to more closely model actual instructions.
8646 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8647 (cris_symbol): Remove prototypes for removed functions.
8648 (cris_pic_symbol_type_of, cris_valid_pic_const)
8649 (cris_expand_pic_call_address): Prototypes for new functions.
8650 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8651 variable.
8652 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8653 modifiers.
8654 <case ':'>: Add case for new punctuation character.
8655 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8656 emitting (extra) PIC modifier.
8657 <case UNSPEC>: Do not assert for PLT.
8658 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8659 (cris_expand_prologue, cris_expand_epilogue): Check
8660 for pic_offset_table_rtx usage instead of taking
8661 current_function_uses_pic_offset_table as the final word.
8662 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8663 Remove flag_pic difference.
8664 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8665 the moral equivalents of...
8666 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8667 functions.
8668 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8669 (cris_handle_option): Mark ARG as unused.
8670 (cris_expand_pic_call_address): New worker function for "call",
8671 "call_value".
8672 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8673 output PIC constructs here.
8674 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8675 as symbol-specific modifers, not whole or part of operands.
8676 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8677 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8678 constants and flag_pic.
8679 (CONSTANT_INDEX_P): Adjust for new functions.
8680 (enum cris_pic_symbol_type): New helper type.
8681 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8682 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8683 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8684 define_constants.
8685 ("movsi"): Emit actual instructions for GOT and relative access.
8686 ("*movsi_got_load"): New pattern to set up the register holding
8687 the GOT pointer.
8688 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8689 Adjust FIXME for 'S'.
8690 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8691 Use "movs" for -fpic cases.
8692 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8693 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8694 ("call", "call_value"): Just call cris_expand_pic_call_address for
8695 PIC addresses.
8696 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8697 Remove special pattern.
8698 ("*expanded_call_side", "*expanded_call_value_side"): New
8699 patterns.
8700 (gotplt-to-plt, gotplt-to-plt-side-call)
8701 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8702 peephole2:s.
8703 * config/cris/cris/predicates.md
8704 ("cris_general_operand_or_gotless_symbol"): Remove unused
8705 predicate.
8706 ("cris_general_operand_or_symbol"): Adjust for new functions.
8708 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8710 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8712 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8714 * Makefile.in (TREE_H): Add treestruct.def.
8715 (c-decl.o): Add pointer-set.h
8716 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8717 visibility on regular DECL's.
8718 (merge_decls): Fix the copying of decl nodes of various types for
8719 the new structures. Don't update RTL, section name, weak status,
8720 etc, on DECL's without RTL.
8721 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8722 Don't check volatile on non-variable types.
8723 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8724 to check whether we have seen arguments.
8725 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8726 flag is checked before field (flag is common, field is not).
8727 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8728 TS_DECL_COMMON could have an origin.
8729 (add_location_or_const_value_attribute): Don't check section name
8730 on non-var/function decls.
8731 (dwarf2out_var_location): Reverse order of tests.
8732 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8733 with DECL_WRTL_CHECK.
8734 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8735 * fold-const.c (fold_binary): Don't check weakness on
8736 non-var/function decls.
8737 (tree_expr_nonzero_p): Ditto.
8738 (fold_checksum_tree): Use tree_decl_extra as sizeof
8739 buffer.
8740 * ggc-page.c (extra_order_size_table): Add sizes for
8741 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8742 tree_field_decl.
8743 * gimplify.c (gimplify_bind_expr): Only set
8744 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8745 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8746 without RTL.
8747 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8748 * langhooks.h (init_ts). New langhook.
8749 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8750 * print-tree.c (print_node): Update to only print fields that
8751 exist in the structures the passed decl has.
8752 * toplev.c (wrapup_global_declarations): Don't reset
8753 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8754 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8755 * tree-inline.c (remap_decl): Ditto.
8756 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8757 * tree-pretty-print.c (print_declaration): Don't print
8758 DECL_REGISTER on things that don't contain it.
8759 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8760 non-var/function decls.
8761 * tree.c (tree_contains_struct): New structure.
8762 (init_priority_for_decl): New hashtable.
8763 (tree_int_map): New structure.
8764 (tree_int_map_eq): New function.
8765 (tree_int_map_marked_p): Ditto.
8766 (tree_int_map_hash): Ditto.
8767 (tree_map): Move to tree.h.
8768 (tree_map_eq): Externalize.
8769 (tree_map_hash): Ditto.
8770 (tree_map_marked_p): Ditto.
8771 (init_ttree): Set up tree_contains_struct and call langhook.
8772 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8773 (tree_code_size): Update for new structures.
8774 (tree_node_structure): Update for new structures.
8775 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8776 without the field.
8777 (copy_node_stat): Copy init priority.
8778 (build_decl_stat): Ditto for visibility.
8779 (ts_enum_names): New.
8780 (tree_contains_struct_check_failed): New function.
8781 (decl_init_priority_lookup): Ditto.
8782 (decl_init_priority_insert): Ditto.
8783 * treestruct.def: New file.
8784 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8785 (CONTAINS_STRUCT_CHECK): Ditto.
8786 (tree_contains_struct_check_failed): New prototype.
8787 (DECL_CHECK): Removed.
8788 (DECL_MINIMAL_CHECK): New.
8789 (DECL_COMMON_CHECK): Ditto.
8790 (DECL_WRTL_CHECK): Ditto.
8791 (DECL_NON_COMMON_CHECK): Ditto.
8792 (DECL_WITH_VIS_CHECK): Ditto.
8793 (VAR_OR_FUNCTION_DECL_P): Ditto
8794 (struct tree_decl_minimal): New structure.
8795 (struct tree_decl_common): Ditto.
8796 (struct tree_decl_with_rtl): Ditto.
8797 (struct tree_decl_with_vis): Ditto.
8798 (struct tree_decl_non_common): Ditto.
8799 (struct tree_field_decl): Ditto.
8800 (struct tree_parm_decl): Ditto.
8801 (struct tree_var_decl): Ditto.
8802 (struct tree_function_decl): Ditto.
8803 (struct tree_const_decl): Ditto.
8804 (struct tree_result_decl): Ditto.
8805 (union tree_node): Add new structures.
8806 * var-tracking.c (track_expr_p): Reverse order of tests.
8808 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8810 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8812 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8813 * system.h: Poison FINALIZE_PIC.
8814 * doc/tm.texi (FINALIZE_PIC): Remove.
8816 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8818 PR tree-opt/22329
8819 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8820 to the correct type if we have a MODIFY_EXPR.
8822 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8824 PR tree-optimization/22360
8825 * tree.c (upper_bound_in_type): Fix calculations for casting
8826 to a non-wider signed type and casting a signed value to a
8827 wider unsigned type.
8828 (lower_bound_in_type): Fix calculations for casting to a
8829 non-wider signed type.
8831 PR tree-optimization/20139
8832 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8833 release_defs.
8834 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8835 fold_cond_expr_cond.
8836 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8837 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8839 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8841 PR tree-opt/22356
8842 * tree-complex.c (expand_complex_libcall): Produce
8843 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8845 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8847 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8848 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8849 b" assert and inserted fastpath code for this case.
8850 (bitmap_ior): Removed "a != b" assert.
8852 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8854 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8855 (ENDFILE_SPEC): Likewise.
8856 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8858 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8859 a large stack frame at epilogue.
8861 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8863 * final.c: Include sdbout.h when required.
8865 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8867 * config.gcc (*-*-darwin*): Only one target-specific header file
8868 for generic darwin.
8869 (powerpc-*-darwin*): Add version-specific header files.
8870 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8871 * config.in: Regenerate.
8872 * configure: Regenerate.
8873 * gcc.c: Include xregex.h.
8874 (version_compare_spec_function): New.
8875 (spec_function): Add version-compare.
8876 (replace_outfile_spec_function): Reformat comment.
8877 (compare_version_strings): New.
8878 * config/darwin-c.c (version_as_macro): New.
8879 (builtin_define): New.
8880 (darwin_cpp_builtins): New.
8881 * config/darwin-protos.h (darwin_cpp_builtins): New.
8882 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8883 (LIB_SPEC): Make unconditional, update comment.
8884 (TARGET_C99_FUNCTIONS): Define.
8885 * config/darwin.opt: Sort.
8886 (mmacosx-version-min=): New.
8887 * config/darwin7.h: Delete.
8888 * config/darwin8.h: Delete.
8889 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8890 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8891 (TARGET_C99_FUNCTIONS): Define.
8892 * config/rs6000/darwin7.h: New.
8893 * config/rs6000/darwin8.h: New.
8894 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8895 (-mmacosx-version-min): Document.
8897 2005-07-07 Ian Lance Taylor <ian@airs.com>
8899 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8901 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8903 PR middle-end/22239
8904 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8906 2005-07-07 Khem Raj <kraj@mvista.com>
8908 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8909 in bytes, not words.
8911 2005-07-07 Paul Brook <paul@codesourcery.com>
8913 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8914 DEFAULT_FUNCTION_ARG_PADDING to upward.
8916 2005-07-07 Richard Henderson <rth@redhat.com>
8918 * function.c (locate_and_pad_parm): Record parameter alignment in
8919 stack_alignment_needed.
8921 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8923 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8924 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8925 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8926 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8927 (define_attr "type"): Add isync, sync, load_l, store_c.
8928 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8929 Create scratch volatile MEM.
8930 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8931 sync.
8932 (load_locked_<mode>): New.
8933 (store_conditional_<mode>): New.
8934 (sync_compare_and_swap<mode>): Replace with splitter.
8935 (sync_lock_test_and_set<mode>): Replace with splitter.
8936 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8937 and UNSPECV_ISYNC.
8938 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8939 is ics. Attribute isync.
8940 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8941 lwsync.
8942 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8943 and UNSPECV_SYNC_OP.
8944 (emit_unlikely_jump): New.
8945 (emit_load_locked): New.
8946 (emit_store_conditional): New.
8947 (rs6000_split_compare_and_swap): New.
8948 (rs6000_split_lock_test_and_set): New.
8949 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8950 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8951 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8952 rs6000_split_lock_test_and_set): Declare.
8953 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8954 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8955 store_c, isync, sync.
8957 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8959 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8960 filenames to gtyp-gen.h.
8961 (s-typ-gen): Use it in place of for loops.
8963 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8965 * hooks.c (hook_bool_rtx_int_false): New function.
8966 * hooks.h (hook_bool_rtx_int_false): Declare.
8967 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8968 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8969 * target.h (struct gcc_target): Add commutative_p member.
8970 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8971 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8972 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8973 (pa_commutative_p): New function.
8974 * jump.c (target.h): Include.
8975 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8976 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8978 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8980 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8981 (s390_expand_setmem): New.
8982 * config/s390/s390.c: Likewise.
8983 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8984 Adapt comments.
8985 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8986 general_operand. Call new function "s390_expand_setmem".
8987 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8988 ("setmem_long", "*setmem_long"): ... this.
8990 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8992 * config/s390/s390.c: (optimization_options): Enable
8993 TARGET_MVCLE at -Os.
8994 * doc/invoke.texi: Document changes in default behaviour.
8995 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8997 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8999 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9000 defined by back-end.
9002 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9004 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9005 all sets in the pattern.
9006 * config/rs6000/rs6000.md (stack_protect_testsi,
9007 stack_protect_testdi): Likewise.
9009 2005-07-06 Jeff Law <law@redhat.com>
9011 * tree-vrp.c (simplify_using_ranges): Kill.
9012 (vrp_finalize): Remove call to simplify_using_ranges.
9013 (simplify_stmt_using_ranges): New function extracted from
9014 simplify_using_ranges.
9015 (simplify_div_or_mod_using_ranges): Likewise.
9016 (simplify_abs_using_ranges): Likewise.
9017 (simplify_cond_using_ranges): New function.
9018 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9019 * tree-ssa-propagate.c (substitute_and_fold): Call
9020 simplify_stmt_using_ranges if we have range information.
9022 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9024 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9025 ia64_flag_schedule_isns2.
9027 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9028 reading/writing general registers.
9029 (ia64_function_arg): Revert 2005-06-18 change.
9031 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9033 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9034 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9036 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9038 * function.c (expand_function_end): Revert part of 2005-06-27
9039 patch. Do sjlj_emit_function_exit_after after return_label.
9041 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9043 * doc/install.texi (--disable-libssp): New.
9045 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9047 * doc/invoke.texi: Update -fforce-mem documentation.
9048 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9049 code for -fforce-mem.
9050 * expmed.c: (store_bit_field,store_fixed_bit_field,
9051 extract_bit_field): Ditto.
9052 * expr.c: (convert_move): Ditto.
9053 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9054 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9055 emit_conditional_add,expand_float,expand_fix): Ditto.
9056 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9057 (common_handle_option): Issue warning when -fforce-mem specified.
9059 2005-07-06 Paul Brook <paul@codesourcery.com>
9061 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9062 argument is empty.
9063 * configure: Regenerate.
9065 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9067 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9069 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9071 Fix PR tree-optimization/22319
9072 Fix PR tree-optimization/22140
9073 Fix PR tree-optimization/22310
9075 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9076 variable sized types.
9077 Use correct type for intermediate structure on *a = *b structure
9078 copies.
9080 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9082 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9083 Remove.
9084 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9085 (machine_function): Move typedef to...
9086 * config/rs6000/rs6000.c (machine_function): ... here. Add
9087 varargs_save_offset field.
9088 (rs6000_stack_t): Remove varargs_size field.
9089 (setup_incoming_varargs): Allocate varargs save area using
9090 assign_stack_local, try to make it as small as possible.
9091 Save offset from virtual_stack_vars_rtx to the save area
9092 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9093 instead of magic 8 when fp word byte size is used.
9094 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9095 instead of -RS6000_VARARGS_SIZE.
9096 (rs6000_stack_info, debug_stack_info,
9097 rs6000_initial_elimination_offset): Remove all traces of
9098 varargs_size.
9099 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9100 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9101 RS6000_VARARGS_AREA.
9103 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9105 PR tree-optimization/21963
9106 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9107 constant_multiple_of in the same way get_computation_cost_at does.
9109 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9111 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9112 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9113 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9114 and return its previous value.
9115 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9116 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9117 constants.
9118 (stack_protect_set, stack_protect_test): New expanders.
9119 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9120 stack_protect_testdi): New insns.
9121 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9122 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9124 2005-07-06 Jeff Law <law@redhat.com>
9126 * tree-ssa-dce.c (cfg_altered): New global.
9127 (tree_dce_init): Initialize cfg_altered.
9128 (remove_dead_stmt): If we remove an edge in the CFG, then set
9129 CFG_ALTERED.
9130 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9131 the dominators.
9133 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9135 * Makefile.in (stamp-collect-ld): Use
9136 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9137 ./collect-ld if it already exists.
9138 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9139 Don't remove ./nm if it already exists.
9141 2005-07-05 Devang Patel <dpatel@apple.com>
9143 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9144 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9145 * tree-vectorizer.c (vect_loop_location): New.
9146 (vect_print_dump_info): Use vect_loop_location.
9147 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9148 (vectorize_loops): Set vect_loop_location.
9149 * tree-vect-analyze.c (vect_analyze_offset_expr,
9150 vect_determin_vectorization_factor, vect_analyze_operations,
9151 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9152 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9153 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9154 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9155 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9156 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9157 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9158 vect_analyze_loop): Adjust vect_print_dump_info API.
9159 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9160 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9161 vect_finish_stmt_generation, vectorizable_assignment,
9162 vectorizable_operation, vectorizable_store, vectorizable_load,
9163 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9164 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9165 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9166 vect_transform_loop): Same.
9167 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9168 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9169 Same.
9171 2005-07-05 Randolph Chung <tausq@debian.org>
9173 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9174 * configure: Regenerate.
9175 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9176 (pa_tls_referenced_p): Declare.
9177 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9178 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9179 (legitimize_tls_address): New.
9180 (hppa_legitimize_address): Handle TLS addresses.
9181 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9182 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9183 (emit_move_sequence): Handle TLS addresses.
9184 (pa_encode_section_info): Call default handler to handle common
9185 sections.
9186 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9187 (CONSTANT_ADDRESS_P): Reject TLS operands.
9188 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9189 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9190 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9191 (UNSPEC_TLSLE): Define new constants.
9192 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9193 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9194 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9195 (tie_symbolic_operand, tle_symbolic_operand): New
9197 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9199 * aclocal.m4: Update macros for autoconf 2.59 style.
9200 * configure.ac: Likewise.
9202 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9204 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9205 (function_arg): Pass small aggregates in general registers on 32-bit
9206 targets.
9207 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9209 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9211 * Makefile.in (final.o): Fix dependencies.
9213 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9215 PR c/22013
9216 PR c/22098
9217 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9218 * langhooks.c (lhd_expr_to_decl): New.
9219 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9220 New.
9221 (LANG_HOOKS_INITIALIZER): Update.
9222 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9223 expr_to_decl langhook.
9224 * c-tree.h (c_expr_to_decl): Declare.
9225 * c-typeck.c (c_expr_to_decl): New.
9226 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9227 specially.
9228 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9230 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9232 PR c/22308
9233 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9234 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9236 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9238 * Makefile.in: Adjust dependencies.
9239 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9240 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9241 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9242 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9243 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9244 rest_of_compilation.
9246 * bb-reorder.c (gate_duplicate_computed_gotos,
9247 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9248 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9249 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9250 pass_partition_blocks): New.
9251 * bt-load.c (gate_handle_branch_target_load_optimize,
9252 rest_of_handle_branch_target_load_optimize,
9253 pass_branch_target_load_optimize): New.
9254 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9255 pass_jump2): New.
9256 * cfglayout.c (pass_insn_locators_initialize): New.
9257 * cfgrtl.c (pass_free_cfg): New.
9258 * combine.c (gate_handle_combine, rest_of_handle_combine,
9259 pass_combine): New.
9260 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9261 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9262 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9263 * except.c (pass_set_nothrow_function_flags,
9264 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9265 pass_rtl_eh): New.
9266 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9267 rest_of_handle_shorten_branches, pass_shorten_branches,
9268 rest_of_clean_state, pass_clean_state): New.
9269 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9270 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9271 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9272 pass_flow2): New.
9273 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9274 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9275 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9276 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9277 pass_gcse): New.
9278 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9279 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9280 pass_rtl_ifcvt, gate_handle_if_after_combine,
9281 rest_of_handle_if_after_combine, pass_if_after_combine,
9282 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9283 pass_if_after_reload): New.
9284 * integrate.c (pass_initial_value_sets): New.
9285 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9286 pass_purge_lineno_notes): New.
9287 * mode-switching.c (rest_of_handle_mode_switching,
9288 pass_mode_switching): New.
9289 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9290 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9291 pass_loop2): New.
9292 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9293 pass_loop_optimize): New.
9294 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9295 pass_sms): New.
9296 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9297 pass_gcse2): New.
9298 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9299 pass_postreload_cse): New.
9300 * profile.c (gate_handle_profiling, pass_profiling,
9301 rest_of_handle_branch_prob, pass_branch_prob): New.
9302 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9303 pass_split_before_regstack, gate_handle_split_before_regstack,
9304 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9305 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9306 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9307 pass_stack_regs): New.
9308 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9309 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9310 pass_stack_adjustments): New.
9311 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9312 pass_regrename): New.
9313 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9314 pass_delay_slots, gate_handle_machine_reorg,
9315 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9316 * rtl.h (extern void purge_line_number_notes): New.
9317 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9318 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9319 pass_sched2): New.
9320 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9321 pass_tracer): New.
9322 * value-prof.c (gate_handle_value_profile_transformations,
9323 rest_of_handle_value_profile_transformations,
9324 pass_value_profile_transformations): New.
9325 * var-tracking.c (gate_handle_var_tracking,
9326 pass_variable_tracking): New.
9327 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9329 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9330 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9331 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9332 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9333 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9334 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9335 rest_of_handle_gcse2, rest_of_handle_regmove,
9336 rest_of_handle_tracer, rest_of_handle_if_conversion,
9337 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9338 rest_of_handle_web, rest_of_handle_branch_prob,
9339 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9340 rest_of_handle_jump_bypass, rest_of_handle_combine,
9341 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9342 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9343 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9344 rest_of_handle_mode_switching, rest_of_handle_jump,
9345 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9346 rest_of_handle_flow2, rest_of_handle_jump2,
9347 rest_of_handle_peephole2, rest_of_handle_postreload,
9348 rest_of_handle_shorten_branches, rest_of_clean_state,
9349 rest_of_compilation): Remove.
9351 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9352 * passes.c (dump_flags, in_gimple_form, all_passes,
9353 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9354 register_dump_files, next_pass_1, last_verified, execute_todo,
9355 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9356 from tree-optimize.c.
9357 (init_optimization_passes): Moved from tree-optimize.c,
9358 adding the RTL optimizations.
9359 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9360 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9361 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9362 register_dump_files, next_pass_1, last_verified, execute_todo,
9363 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9364 init_tree_optimization_passes, ipa_passes): Delete.
9365 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9366 the RTL dumps.
9367 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9368 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9369 from tree.h.
9370 (ipa_passes): Remove.
9371 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9372 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9373 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9374 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9375 (dump_info_p, dump_flag): Moved to tree-dump.h.
9377 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9378 cgraph.c, opts.c.
9379 * passes.c (finish_optimization_passes): Use dump_begin
9380 and dump_end, TDI_end.
9381 (gate_rest_of_compilation): New.
9382 (pass_rest_of_compilation): Use it.
9383 (gate_postreload, pass_postreload): New.
9384 * toplev.c (general_init): Rename init_tree_optimization_passes.
9385 * toplev.h (init_tree_optimization_passes): Rename to
9386 init_optimizations_passes.
9387 * tree-dump.c (dump_flag): Make static.
9388 (dump_files): Remove RTL dumps.
9389 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9390 pass_cleanup_cfg, pass_free_cfg_annotations,
9391 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9392 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9393 * tree-pretty-print.c: Include tree-pass.h.
9394 * cgraph.c: Include tree-dump.h.
9396 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9398 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9399 Only fall back to saying it points to readonly memory if
9400 we can't do better.
9402 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9404 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9405 * config/m32r/m32r.c (m32r_compute_frame_size,
9406 m32r_expand_prologue): Take current_function_profile into
9407 account whenever we reference
9408 current_function_uses_pic_offset_table.
9409 (m32r_finalize_pic): Remove.
9410 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9412 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9414 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9415 instead of $<. Don't remove ./as if it already exists.
9417 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9419 PR target/21723
9420 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9421 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9422 for complex modes when generating code for PA 1.0.
9423 (VALID_FP_MODE_P): New macro.
9424 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9425 sets for all general and floating point modes. Align wide floating
9426 point modes to even register boundaries to comply with architectural
9427 requirements.
9428 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9429 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9430 (VALID_FP_MODE_P): New macro.
9431 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9432 sets for all general and floating point modes. Align wide floating
9433 point modes to even register boundaries to comply with architectural
9434 requirements.
9436 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9438 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9439 to 0.
9441 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9443 * tree-ssa-structalias.c: Don't include expr.h.
9445 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9447 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9448 comments.
9450 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9452 Fix PR tree-optimization/22279
9454 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9455 correct operator.
9457 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9459 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9461 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9463 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9464 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9465 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9466 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9467 config/stormy16/stormy16.c, config/v850/v850.c,
9468 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9469 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9470 Avoid "." or "\n" at end of diagnostics and capital letters at
9471 start of diagnostics.
9472 * combine.c, cse.c: Don't translate dump file output.
9473 * toplev.c (print_version): Only translate output if going to
9474 stderr.
9476 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9478 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9479 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9480 typos.
9482 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9484 * pa.c (fix_range): Fix typo in comment.
9486 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9488 * tree-vrp.c (extract_range_from_assert): Replace
9489 fold (build (...)) with fold_build2.
9491 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9493 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9494 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9495 (format_types_orig, handle_format_attribute): Add support for
9496 format "gcc_gfc".
9498 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9500 * varasm.c (assemble_variable): Fix format specifier thinko.
9502 2005-07-03 Ira Rosen <irar@il.ibm.com>
9504 PR tree-optimization/22029 (and 22135)
9505 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9506 a phi node before calling dump_vops.
9508 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9510 * tree-dump.h (dump_string_field): Declare.
9511 * tree-dump.c: Use it instead of dump_string.
9512 (dump_string_field): Make non-static.
9514 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9516 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9517 up the minimal CFG stuff always when optimize > 0. Call
9518 split_all_insns_noflow in PIC case if needed.
9520 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9521 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9523 PR c++/18279
9524 * c-decl.c (c_write_global_declarations): Dump contents of
9525 external scope to.
9526 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9527 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9528 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9529 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9530 is enabled.
9532 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9534 * c-common.h (GCC_DIAG_STYLE): Define.
9535 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9536 version for format checking to 4.1.
9537 * c-format.c: Include toplev.h after c-common.h.
9538 (enum format_type): Add gcc_tdiag_format_type.
9539 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9540 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9541 (format_types_orig): Add gcc_tdiag.
9542 (init_dynamic_diag_info): Support gcc_tdiag formats.
9543 (handle_format_attribute): Likewise.
9544 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9545 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9546 version for format checking to 4.1.
9547 (warning0, warning, error, pedwarn, sorry): Use
9548 ATTRIBUTE_GCC_DIAG.
9549 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9550 (finish_aliases_1): Do not use %qE.
9551 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9552 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9553 Correct format bugs.
9554 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9555 parameter to unsigned HOST_WIDE_INT.
9556 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9558 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9560 PR middle-end/21742
9561 * expr.c (write_complex_part): Use adjust_address for MEM.
9562 (read_complex_part): Same.
9564 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9566 Fix PR tree-optimization/22280
9568 * tree-sra.c (generate_element_init): Remove useless loop.
9570 2005-07-02 Richard Henderson <rth@redhat.com>
9572 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9573 TLS_MODEL_NONE.
9574 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9576 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9578 PR middle-end/14490
9579 * fold-const.c (fold_binary): Handle the return value of
9580 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9581 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9583 2005-07-02 Jeff Law <law@redhat.com>
9585 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9586 a eliminate type conversion which feeds an equality comparison
9587 if the original type or either operand in the comparison is a
9588 function pointer.
9590 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9592 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9593 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9594 texts.
9595 * config/avr/avr.c: Do not use '`' as left quote.
9596 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9597 Remove "." from end of diagnostics. Make diagnostics start with
9598 lowercase letter.
9600 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9601 Joseph S. Myers <joseph@codesourcery.com>
9603 * toplev.c (default_tree_printer): Handle setting location with
9604 '+' flag.
9605 * c-objc.common.c (c_tree_printer): Likewise.
9606 * c-format.c (gcc_diag_flag_specs): Add '+'.
9607 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9608 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9609 formats.
9610 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9611 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9612 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9613 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9614 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9615 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9616 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9617 format arguments where %J is used without %D.
9619 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9621 * gcc.c (LINK_SSP_SPEC): Define.
9622 (link_ssp_spec): New variable.
9623 (LINK_COMMAND_SPEC): Add %(link_ssp).
9624 (static_specs): Add link_ssp_spec.
9625 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9626 * configure: Rebuilt.
9627 * config.in: Rebuilt.
9629 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9630 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9631 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9632 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9633 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9634 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9635 -0x7008(2) instead of reading __stack_chk_guard variable.
9636 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9637 number.
9638 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9639 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9640 if TARGET_THREAD_SSP_OFFSET is defined.
9641 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9642 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9644 Revert:
9645 2005-06-27 Richard Henderson <rth@redhat.com>
9646 * libgcc-std.ver (GCC_4.1.0): New.
9647 * libgcc.h (__stack_chk_guard): Declare.
9648 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9649 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9650 * mklibgcc.in (lib2funcs): Add them.
9652 2005-07-01 Richard Henderson <rth@redhat.com>
9654 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9655 void * before struct sigcontext *.
9656 (x86_fallback_frame_state): Likewise.
9658 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9660 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9662 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9664 PR tree-opt/22269
9665 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9666 we check for SSA_NAME for.
9668 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9670 Fix PR tree-optimization/22071
9672 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9673 function.
9674 (get_constraint_for_component_ref): Use it.
9676 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9678 PR other/22264
9679 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9680 print out the last new line.
9682 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9684 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9685 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9686 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9687 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9688 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9689 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9690 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9691 (enum reg_class): New member CC0_REGS.
9692 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9693 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9694 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9695 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9696 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9697 Adjust for register now described.
9699 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9701 PR target/22262
9702 * config/i386/i386.md (stack_protect_test_si,
9703 stack_protect_test_di): Add earlyclobber for scratch 3.
9704 * config/rs6000/rs6000.md (stack_protect_testsi,
9705 stack_protect_testdi): Add earlyclobber for scratch 3,
9706 remove earlyclobber from scratch 4.
9708 Older entries for 2005 can be found in ChangeLog-2005.