1 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5 2005-09-14 Uros Bizjak <uros@kss-loka.si>
8 * tree-vect-transform.c (vectorizable_operation): Return false for
9 scalar shift operations and for vector shift operations with
10 non-invariant shift arguments. Use scalar tree operand op1 as
11 a shift operand when vector shift insn pattern uses scalar shift
13 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
15 2005-09-14 Olivier Hainque <hainque@adacore.com>
17 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
18 value if it has side-effects.
20 2005-09-14 David Edelsohn <edelsohn@gnu.org>
23 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
25 2005-09-14 Alan Modra <amodra@bigpond.net.au>
27 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
28 passed as NAME as if it were label at start of function code.
30 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
32 * config/sh/sh.md (*movv4sf_i): Add general register cases to
35 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
37 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
38 as early clobber. Rewrite so the PIC register is not implicitly used.
40 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
42 * tree.c (annotate_with_file_line): Compare line numbers before
45 2005-09-13 Uros Bizjak <uros@kss-loka.si>
48 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
49 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
51 2005-09-13 Ian Lance Taylor <ian@airs.com>
53 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
54 than a HOST_WIDEST_INT to gen_doloop_begin.
56 2005-09-13 Diego Novillo <dnovillo@redhat.com>
58 * tree-dfa.c (dump_variable): Guard against NULL annotations.
60 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
62 PR tree-optimize/23817
63 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
65 2005-09-13 Alan Modra <amodra@bigpond.net.au>
68 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
69 word before changing the stack pointer. Use gen_frame_mem for MEMs.
70 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
71 (restore_stack_nonlocal): Likewise.
72 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
74 2005-09-12 Ian Lance Taylor <ian@airs.com>
77 * c.opt (ffriend-injection): New C++ option.
78 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
79 (C++ Dialect Options): Document -ffriend-injection.
81 2005-09-12 Josh Conner <jconner@apple.com>
84 * ipa-reference.c (static_execute): Don't mark variables in
85 named sections TREE_READONLY.
87 2005-09-12 Alan Modra <amodra@bigpond.net.au>
89 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
92 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
94 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
95 V_MUST_DEF instead of just the first_use_p.
96 Don't mark the virtual variables for renaming on the statement which
98 (pass_dse): Remove TODO_update_ssa.
100 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
103 * stor-layout.c (compute_record_mode): For records with a single
104 field, actually check the field's mode size against the type size.
106 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
107 registers for TARGET_SHMEDIA.
108 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
109 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
110 of GENERAL_REGS and FP_REGS.
112 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
114 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
116 2005-09-12 Alan Modra <amodra@bigpond.net.au>
118 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
119 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
120 are omitted. Exclude stack_tie insn too.
122 2005-09-11 David Edelsohn <edelsohn@gnu.org>
124 PR rtl-optimization/23098
125 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
127 * config/rs6000/rs6000.md (movdf splitter): Use
128 const_double_operand predicate for TARGET_POWERPC64.
129 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
130 SYMBOL_REF method to ABI_V4.
132 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
133 replace_equiv_address.
134 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
135 rs6000_sr_alias_set and MEM_NOTRAP.
136 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
138 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
140 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
141 handle CALL_EXPR again.
143 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
145 * arm/predicates.md (alignable_memory_operand): Delete.
147 2005-09-10 Richard Henderson <rth@redhat.com>
150 * dbxout.c (dbxout_expand_expr): New.
151 (dbxout_symbol): Use it.
153 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
155 * arm.c (arm_gen_rotated_half_load): Delete.
156 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
157 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
158 (thumb_set_return_address): Likewise.
159 (thumb_load_double_from_address): Use adjust_address.
160 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
161 (extendhsisi2_mem, movhi_bytes): Use change_address.
162 (movhi): Use widen_memory_access.
163 (reload_out_df): Use replace_equiv_address.
164 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
166 2005-09-09 Richard Henderson <rth@redhat.com>
169 * dbxout.c: Include expr.h.
170 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
171 (dbxout_symbol): Handle DECL_VALUE_EXPR.
172 * Makefile.in (dbxout.o): Add EXPR_H.
174 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
176 PR tree-optimization/23509
177 * tree-cfg.c (replace_uses_by): Use replace_exp.
178 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
179 pointers have name_mem_tag or type_mem_tag set.
181 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
183 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
184 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
185 of wrongly accessing operands.
187 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
189 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
190 * tree-chrec.c: Include tree-scalar-evolution.h.
191 (chrec_convert): Instantiate the base and step before calling
192 scev_probably_wraps_p that would fail on parametric evolutions.
193 Collect all the fails into a single section failed_to_convert,
194 print a diagnostic, and return chrec_dont_know instead of calling
196 * tree-scalar-evolution.c (loop_closed_phi_def): New.
197 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
199 (scev_const_prop): Don't replace the definition of a loop closed ssa
200 phi node by itself, or by another loop closed ssa phi node.
201 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
202 that base and step are defined.
204 2005-09-09 Richard Guenther <rguenther@suse.de>
207 * fold-const.c (fold_ternary): Check truth_value_p before
208 calling invert_truthvalue.
210 2005-09-09 Nick Clifton <nickc@redhat.com>
212 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
213 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
214 dimension of these arrays.
215 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
217 * longlong.h: Only provide a prototype for the __clz_tab[] array
218 if this header has not been included from libgcc2.h.
219 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
221 Provide prototypes for exported functions.
222 Use the __clz_tab[] and __popcount_tab[] arrays provided by
225 2005-09-08 Josh Conner <jconner@apple.com>
229 * expr.c (expand_expr_addr_expr_1): Don't invoke
230 expand_simple_binop for EXPAND_INITIALIZER.
232 2005-09-08 Richard Henderson <rth@redhat.com>
235 * toplev.c (wrapup_global_declaration_1): Split out ...
236 (wrapup_global_declaration_2): ... from ...
237 (wrapup_global_declarations): ... here. Return bool.
238 (check_global_declaration_1): Split out ...
239 (check_global_declarations): from here.
240 (emit_debug_global_declarations): New.
241 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
242 check_global_declaration_1, emit_debug_global_declarations): Declare.
243 * c-decl.c (c_write_global_declarations_1): Don't create a vector
244 of decls. Call wrapup_global_declaration_1,
245 wrapup_global_declaration_2, check_global_declaration_1 directly.
246 (c_write_global_declarations_2): New.
248 (c_write_global_declarations): Call c_write_global_declarations_2.
249 * langhooks.c (write_global_declarations): Call
250 emit_debug_global_declarations.
252 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
253 remove decls that have DECL_RTL_SET_P.
254 * passes.c (rest_of_decl_compilation): Invoke
255 cgraph_varpool_finalize_decl for all but functions.
257 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
259 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
260 the result of a conversion if the new min and max cannot be compared.
262 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
264 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
265 (override_options): Setting s390_sr_alias_set removed.
266 (save_fpr, save_gprs): Set alias set to vararg or frame.
267 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
268 s390_sr_alias_set with get_frame_alias_set ().
269 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
270 get_varargs_alias_set ().
272 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
276 * c-parser.c (c_parser_objc_method_definition): If the next
277 token is not "{", error out and don't start the function.
279 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
281 * tree-vrp.c (extract_range_from_expr): Move the check for non
282 nullness after the check for gimple invariant.
284 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
286 * tree.c (host_integerp, tree_low_cst): Correct function comment.
288 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
291 * config/m32r.md (movmemsi_internal): Canonicalize order of
292 operands in PLUS component of template.
294 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
296 * reload1.c (fixup_eh_region_note): Remove assertion.
297 (fixup_abnormal_edges): Reverted removal of call to
298 find_many_sub_basic_blocks made on 2005-08-31.
300 2005-09-07 Richard Henderson <rth@redhat.com>
302 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
303 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
304 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
305 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
306 rearrange for better packing.
307 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
308 (lookup_cfa_1): Remove inline marker.
309 (cfa_equal_p): Split out of ...
310 (def_cfa_1): ... here. Use INVALID_REGNUM.
311 (build_cfa_loc): Handle !cfa->indirect.
312 (frame_pointer_cfa_offset): New.
313 (dbx_reg_number): Assert register elimination performed; do
314 leaf register remapping.
315 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
316 (eliminate_reg_to_offset): New.
317 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
318 for verifiably local stack frame addresses; re-base to CFA.
319 (mem_loc_descriptor): Remove can_use_fbreg argument.
320 (concat_loc_descriptor, loc_descriptor): Likewise.
321 (containing_function_has_frame_base): Remove.
322 (rtl_for_decl_location): Don't do register elimination or
323 leaf register remapping here.
324 (secname_for_decl): Split out from ..
325 (add_location_or_const_value_attribute): ... here.
326 (convert_cfa_to_loc_list): New.
327 (compute_frame_pointer_to_cfa_displacement): New.
328 (gen_subprogram_die): Use them.
329 * tree.h (frame_base_decl): Remove.
330 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
331 (prologue_stack_adjust): Remove.
332 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
333 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
334 (set_frame_base_location): Remove.
335 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
336 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
337 (vt_add_function_parameters): Don't eliminate_regs.
338 (vt_initialize): Don't create frame_base_decl.
340 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
342 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
343 version of GNU binutils for 4.x and later.
345 2005-09-06 Mark Mitchell <mark@codesourcery.com>
347 * ggc-page.c (ggc_push_context): Remove.
348 (ggc_pop_context): Likewise.
349 * ggc.h (ggc_push_context): Remove.
350 (ggc_pop_context): Likewise.
352 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
355 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
356 returning from an interrupt handler.
358 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
361 * config/arc/arc.c (output_shift): Add check for loop count when
364 2005-09-06 Steven Bosscher <stevenb@suse.de>
366 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
368 (abs_replacement): Likewise.
369 (pass_phiopt): Remove TODO_update_ssa.
371 2005-09-06 Jakub Jelinek <jakub@redhat.com>
374 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
375 if "return with no value, in function returning non-void" warning
377 * tree-cfg.c (execute_warn_function_return): Don't look at
378 RETURN_EXPRs with TREE_NO_WARNING set.
381 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
382 for internal functions doesn't use registers used by global registers
383 variables. Use fewer register parameters if there are global register
386 2005-09-06 Olivier Hainque <hainque@adacore.com>
387 Eric Botcazou <ebotcazou@adacore.com>
390 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
391 when we would be extracting outside its bit span (bitpos+bitsize
392 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
393 Ada unchecked conversions.
395 2005-09-06 Steven Bosscher <stevenb@suse.de>
397 * tree-ssa-pre.c (try_look_through_load): New function.
398 (compute_avail): Use it to try to look through loads for some
399 more useful expressions.
401 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
403 * simplify-rtx.c (simplify_binary_operation_1): Correct the
404 condition for detecting cases like (a&a) and (a^a).
406 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
408 * common.opt: Add option ftree-vect-loop-version.
409 * params.def: Add --param vect-max-version-checks.
410 * doc/invoke.texi: Document ftree-vect-loop-version and
411 --param vect-max-version-checks.
412 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
413 may_misalign_stmts and defines for accessors.
414 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
415 LOOP_VINFO_MAY_MISALIGN_STMTS.
416 (destroy_loop_vec_info): VEC_free for
417 LOOP_VINFO_MAY_MISALIGN_STMTS.
418 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
419 Update documentation.
420 (vect_update_misalignment_for_peel): New.
421 (vect_enhance_data_refs_alignment): Update to choose loop
422 peeling or loop versioning if appropriate for the (potentially)
423 unaligned data references in the loop.
424 (vect_analyze_data_refs_alignment): Remove call to
425 vect_enhance_data_refs_alignment so the checks can be done
427 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
428 and move up call to vect_analyze_data_refs_alignment.
429 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
430 (vect_transform_loop): Add call to loop_version.
432 2005-09-06 Jakub Jelinek <jakub@redhat.com>
434 PR rtl-optimization/23098
435 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
436 * simplify-rtx.c (constant_pool_reference_p): New function.
437 * rtl.h (constant_pool_reference_p): New prototype.
438 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
439 constant_pool_reference_p in condition and
440 avoid_constant_pool_reference in preparation statements.
442 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
444 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
445 STRICT_LOW_PART SETs.
447 2005-09-06 Alan Modra <amodra@bigpond.net.au>
450 * except.c (sjlj_emit_function_enter): Find the function begin
451 note even when it's not in first basic block.
453 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
455 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
456 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
457 * aclocal.m4: Regenerate.
459 2005-09-05 DJ Delorie <dj@redhat.com>
461 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
464 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
466 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
467 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
468 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
469 Follow spelling conventions.
470 * doc/invoke.texi: Follow spelling conventions.
472 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
474 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
475 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
476 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
478 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
481 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
482 (output_stack_adjust): Use gen_tmp_stack_mem.
483 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
484 (sh_set_return_address, sh_allocate_initial_value): Likewise.
485 (sh_get_pr_initial_val): Likewise.
486 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
487 (sh_initialize_trampoline): Likewise. Also use adjust_address.
488 * sh.md (divsi_inv_m0): Use gen_const_mem.
489 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
490 (movdf_i4+1): Use gen_tmp_stack_mem.
491 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
492 (fpu_switch+2): Likewise.
493 (movv4sf_i, movv16sf_i): Use adjust_address.
494 (symGOT_load): Set MEM_NOTRAP_P bit.
496 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
499 * pa.c (emit_move_sequence): Fix typo in last change.
501 2005-09-03 Jakub Jelinek <jakub@redhat.com>
503 PR rtl-optimization/23454
504 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
507 2005-09-03 Richard Henderson <rth@redhat.com>
508 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
511 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
514 2005-09-02 Nicolas Pitre <nico@cam.org>
516 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
517 to bit_count to 32 bits.
519 2005-08-31 Mark Mitchell <mark@codesourcery.com>
522 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
523 generating synthetic loads from volatile lvalues.
525 005-09-02 Nick Clifton <nickc@redhat.com>
527 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
528 __ctzhi2, __clzhi2): New functions.
530 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
533 * tree-nested.c (struct var_map_elt): Mark with GTY.
534 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
536 (lookup_field_for_decl): Allocate new element in GC memory.
537 (lookup_tramp_for_decl): Likewise.
538 (convert_nl_goto_reference): Likewise
539 (create_nesting_tree): Allocate info in GC memory. Likewise for
541 (free_nesting_tree): Free with ggc_free instead of free.
542 (root): New static variable.
543 (lower_nested_functions): Remove root as local variable. And zero out
544 root at the end of the function.
546 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
548 PR rtl-optimization/20365
549 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
550 to short. New member ix.
551 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
552 (simplify_plus_minus): Initialize ix members before calling qsort.
554 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
556 PR tree-optimization/23626
557 * tree-cfg.c (replace_uses_by): Clean up eh info.
559 2005-09-01 DJ Delorie <dj@redhat.com>
561 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
564 2005-09-01 David Edelsohn <edelsohn@gnu.org>
566 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
567 (rs6000_split_multireg_move): Use replace_equiv_address instead of
570 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
572 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
573 do not issue warning for a variable definition following
576 2005-09-01 Richard Henderson <rth@redhat.com>
579 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
580 conversion to CONST_VECTOR.
582 2005-09-01 Richard Henderson <rth@redhat.com>
585 * reload1.c (reload_as_needed): Check !CALL_P before calling
586 fixup_eh_region_note.
587 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
589 2005-09-01 DJ Delorie <dj@redhat.com>
591 * varasm.c (output_constant): Let the target resolve
592 conversions of addresses to non-default pointer sizes.
594 2005-09-01 Nicolas Pitre <nico@cam.org>
596 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
597 to alow matching ARM pre-indexed addressing mode.
598 (arm_override_options): Remove now irrelevant comment.
600 2005-09-01 Phil Edwards <phil@codesourcery.com>
602 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
603 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
604 * config/i386/vxworks.h: Likewise.
605 * config/i386/t-vxworksae: New file, for VxWorks AE.
606 * config/i386/vxworksae.h: Likewise.
608 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
610 PR tree-optimization/23410
611 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
612 sequence is not wrapping during the first step.
614 2005-09-01 Jakub Jelinek <jakub@redhat.com>
617 * dwarf2out.c (base_type_die): Compare char_type_node with
618 TYPE_MAIN_VARIANT (type), not type.
620 2005-09-01 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/15366
623 * common.opt: Add -finline-functions-called-once.
624 Put -fearly-inlining in alphabetically ordered place.
625 * doc/invoke.texi: Document new option.
626 * ipa-inline.c (cgraph_decide_inlining): Honour
627 flag_inline_functions_called_once.
629 2005-09-01 Jakub Jelinek <jakub@redhat.com>
631 PR rtl-optimization/23478
632 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
633 (alloc_qty): Initialize it.
634 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
635 (combine_regs): Combine also n_throwing_calls_crossed fields.
636 (find_free_reg): Don't attempt to caller-save pseudos crossing
637 calls that might throw.
638 * global.c (struct allocno): Add throwing_calls_crossed field.
639 (global_alloc): Revert 2005-08-22 change. Initialize
640 throwing_calls_crossed.
641 (find_reg): Don't attempt to caller-save pseudos crossing calls that
644 2005-09-01 Alan Modra <amodra@bigpond.net.au>
647 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
648 (mask64_operand): Reinstate code prior to 2005-06-11 change.
649 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
650 (and64_2_operand): Tweak to use predicate.
651 (and_operand): Adjust for mask_operand changes.
652 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
653 (print_operand): Likewise.
654 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
655 (mask64_1or2_operand): Delete.
656 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
657 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
658 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
659 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
660 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
661 (rotldi3_internal4): Likewise.
662 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
663 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
664 (ashldi3_internal7): Likewise.
665 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
666 (ashldi3_internal, ashldi3_internal9 split): Likewise.
667 (anddi3 split): Don't match mask64_operand.
668 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
669 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
670 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
671 't' splitter predicate.
672 (movdi_internal64 + 2): Revert 2005-06-11 change.
674 2005-08-31 DJ Delorie <dj@redhat.com>
676 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
677 (m32c_asm_integer): Add support for 32 bit pointers.
679 2005-08-31 Richard Henderson <rth@redhat.com>
681 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
682 component-like references for setting MEM_NOTRAP_P.
684 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
685 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
687 2005-08-31 Richard Henderson <rth@redhat.com>
689 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
690 into a pseudo before applying gen_lowpart.
692 2005-08-31 Geoffrey Keating <geoffk@apple.com>
694 * doc/install.texi (Specific): Update cctools version required
695 for full functionality.
696 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
697 linkers as -macosx_version_min.
699 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
702 * sh.c (print_operand, %R and %S): Add handling of floating point
703 registers, memory, constants and invalid operands.
705 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
707 * ipa-pure-const.c: Change dump name.
709 2005-08-31 Uros Bizjak <uros@kss-loka.si>
712 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
713 to "reg_or_0_operand".
714 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
716 2005-08-31 Dale Johannesen <dalej@apple.com>
718 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
719 loops that count down.
721 2005-08-31 Richard Henderson <rth@redhat.com>
724 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
725 (fixup_eh_region_note): New.
726 (reload_as_needed): Call it.
727 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
728 don't call find_many_sub_basic_blocks; call verify_flow_info.
729 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
730 (keep_stack_depressed): Likewise.
731 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
733 2005-08-31 Richard Henderson <rth@redhat.com>
735 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
738 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
740 * expr.c (expand_expr_real_1): Compare size of address
741 mode to target's address mode size in deciding expansion of
742 the constant address.
744 2005-08-31 Richard Guenther <rguenther@suse.de>
747 * expr.c (all_zeros_p): New function.
748 (expand_expr_real_1): Handle the case of an all-zero
749 non-addressable constructor separately.
751 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
753 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
754 arguments, adjust all callers.
755 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
757 2005-08-30 Richard Henderson <rth@redhat.com>
760 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
761 whenever the mode sizes match.
763 2005-08-31 Alan Modra <amodra@bigpond.net.au>
765 * calls.c (load_register_parameters): Fix comment typo.
766 * expr.c (emit_push_insn): Comment formatting.
768 2005-08-30 Ian Lance Taylor <ian@airs.com>
770 * config/i386/x-cygwin (host-cygwin): Change dependency from
771 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
773 2005-08-29 Geoffrey Keating <geoffk@apple.com>
775 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
778 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
781 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
784 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
787 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
788 beginning. Remove $(INCLUDES) from all the rules, if following
789 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
791 2005-08-29 Jakub Jelinek <jakub@redhat.com>
794 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
795 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
796 not constant, but maxlen is, don't set len to maxlen, rather
797 set maxlen to len if len is a constant.
799 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
801 PR tree-optimization/23475
802 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
805 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
807 Fix PR middle-end/22455
809 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
810 Checksum only the parts of the tree that exist for the tree code.
812 2005-08-28 Dale Johannesen <dalej@apple.com>
814 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
816 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
818 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
820 2005-08-28 Richard Henderson <rth@redhat.com>
822 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
823 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
826 2005-08-28 Jakub Jelinek <jakub@redhat.com>
829 * builtins.c (get_memory_rtx): Don't strip nops
830 in between COMPONENT_REFs.
832 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
835 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
837 (gimplify_modify_expr): Check for zero sized types and gimplify the
838 rhs and lhs as statements.
840 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
843 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
844 state for return address column of signal frames.
846 2005-08-27 David Edelsohn <edelsohn@gnu.org>
849 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
850 bytes >= 2 not bytes == 2.
851 (expand_block_move): Same.
853 2005-08-27 Richard Guenther <rguenther@suse.de>
856 * config/i386/sse.md (sse2_movsd): Add missing closing
859 2005-08-27 Paul Brook <paul@codesourcery.com>
861 * genrecog.c (enum decision_type): Add DT_num_insns.
862 (struct decision_test): Add u.num_insns.
863 (add_to_sequence): Add DT_num_insns test.
864 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
865 (write_cond, debug_decision_2): Ditto.
866 (change_state): Assume peep2_next_insn never fails.
867 Remove "afterward" argument.
868 (write afterward, write_tree): Update to match.
869 * recog.c (peep2_current_count): New variable.
870 (peep2_next_insn): Check it.
871 (peephole2_optimize): Set peep2_current_count.
872 * recog.h (peep2_current_count): Declare.
874 2005-08-26 Josh Conner <jconner@apple.com>
877 * ipa-pure-const.c (check_tree): Check for volatile-ness
878 when considering a dereference.
880 2005-08-27 Jakub Jelinek <jakub@redhat.com>
882 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
884 2005-08-26 Jakub Jelinek <jakub@redhat.com>
886 PR rtl-optimization/23561
887 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
888 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
889 at most LEN bytes long memory fits into the field.
890 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
891 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
892 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
894 2005-08-26 Richard Henderson <rth@redhat.com>
897 * loop.c (biased_biv_may_wrap_p): New.
898 (maybe_eliminate_biv_1): Use it to suppress non-equality
899 comparison transformations. Delete disabled code.
901 2005-08-26 Ian Lance Taylor <ian@airs.com>
903 * combine.c (make_extraction): Avoid reference outside object.
905 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
907 * stor-layout.c (finalize_type_size): Restore behaviour for
908 non-aggregate types to the status quo ante of the patch for
909 pr 23467. Document why it matters.
911 2005-08-26 Jakub Jelinek <jakub@redhat.com>
914 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
915 array by one element, initialize the BT_LAST element with NULL.
917 2005-08-26 David Edelsohn <edelsohn@gnu.org>
919 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
922 (compare_plus_eqsi): Same.
923 (plus_eqsi_compare): Same.
924 (neg_eq0<mode>): Same.
925 (neg_eq<mode>): Same.
927 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
930 2005-08-26 Nick Clifton <nickc@redhat.com>
932 * config/v850/v850.c (ep_memory_operand): Return FALSE if
933 TARGET_EP is not defined.
934 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
935 TARGET_EP is enabled.
936 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
937 * config/v850/v850.md (save_all_interrupt): Only use the EP
938 register if TARGET_EP is defined.
939 (restore_all_interrupt): Likewise.
940 * config/v850/lib1funcs.asm: Update functions so that the EP
941 register is only used if __EP__ is defined.
943 2005-08-26 David Ung <davidu@mips.com>
945 * config/mips/mips.c (mips_expand_prologue): Handle case when
946 generating for MIPS16 and the outgoing argument area is more than
947 SMALL_OPERAND. Use the frame pointer as temporary to generate the
950 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
952 * config/crx/crx.md: Make doloop_end pattern usage controllable
953 via mloop-nesting=<max-nesting> command line switch. Make sure
954 the combiner cannot use doloop_end_<mode> in an illegal way.
955 * config/crx/crx.c: Use regs up to r6 for argument passing.
956 Refine crx_address_cost (non cst4 displacements are expensive).
957 * config/crx/crx.opt: Add switch for mloop-nesting=.
959 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
961 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
962 (UNSPEC_MVST): New constant.
964 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
966 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
967 Reject operands containing eliminable registers.
968 * testsuite/gcc.dg/20050825-1.c: New testcase.
970 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
971 Jan Hubicka <jh@suse.cz>
973 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
975 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
977 PR tree-optimization/23546
978 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
981 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
983 * params.def (PARAM_MIN_SPEC_PROB): New.
984 * sched-rgn.c (MIN_PROBABILITY): Delete.
985 (compute_trg_info): Convert to PARAM_VALUE.
986 * doc/invoke.texi (param): Document min-spec-prob.
988 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
990 * config/darwin.h: define __PIC__
991 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
992 TARGET_OS_CPP_BUILTINS macro.
994 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
996 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
999 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1001 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1003 * cfghooks.c (duplicate_block): Added position where to place
1004 new block as argument.
1005 * cfghooks.h (duplicate_block): Declaration changed.
1006 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1008 * cfglayout.h (copy_bbs): Declaration changed.
1009 * cfgloop.h (loop_version): Declaration changed.
1010 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1011 position to copy_bbs.
1012 (loop_version): Pass position to duplicate_loop_to_header_edge.
1013 Add place_after argument and position new blocks according to
1015 * modulo-sched.c (sms_schedule): Pass place_after argument
1017 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1018 * tree-cfg.c (split_edge_bb_loc): New function.
1019 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1020 to determine position of new blocks.
1021 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1023 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1024 argument to duplicate_block.
1025 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1026 Pass position to copy_bbs.
1028 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1030 * fold-const.c (ptr_difference_const): Use
1031 cst_and_fits_in_hwi instead of host_integerp.
1033 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1035 * config/darwin.c (gen_pic_offset): New.
1036 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1039 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1041 PR tree-optimization/23486
1042 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1044 2005-08-23 Phil Edwards <phil@codesourcery.com>
1046 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1047 remove use_collect2.
1048 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1050 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1051 configuration files to override the default value.
1053 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1054 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1055 * config/vx-common.h: New file, split out from...
1056 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1057 * config/vxworksae.h: New file, for VxWorks AE.
1058 * config/vxworks.opt: New file.
1059 * config/vxlib.c: Update for VxWorks 6.
1061 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1062 other MULTILIB_* variables appropriately.
1063 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1064 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1065 * config/rs6000/vxworks.h: Update for VxWorks 6.
1066 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1068 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1071 * config/darwin.c (machopic_select_section): Remove the hack to
1072 mark "::operator new" and "::operator delete" for coalescing
1073 even though they are not weak.
1075 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1077 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1078 * configure: Regenerate.
1080 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1083 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1085 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1086 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1089 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1091 * config/rs6000/predicates.md (equality_operator): New.
1092 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1093 comparison with a large constant.
1095 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1097 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1099 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1101 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1102 registers is even, and we have a hardware double precision fp,
1104 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1105 size of current argument when checking if argument was passed in
1108 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1111 * stor-layout.c (finalize_type_size): Dont override
1112 existing alignment with a smaller alignment from the mode.
1114 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1116 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1117 * lambda.h (lambda_vector_lexico_pos): ... here.
1118 * tree-data-ref.c (build_classic_dist_vector): Return false when
1119 the distance vector is lexicographically negative.
1121 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1123 PR tree-optimization/23511
1124 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1125 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1127 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1129 PR tree-optimization/22043
1130 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1131 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1132 If ALLOW_FLEXARR, handle types ending with flexible array member.
1133 Pass false as second argument to recursive count_type_elements calls.
1134 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1135 argument to count_type_elements call.
1136 * tree-sra.c (decide_block_copy): Likewise.
1137 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1138 for a constant-sized object, set cleared as well. Pass true as
1139 second argument to count_type_elements call.
1141 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1144 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1145 from legitimate_small_data_p, and make global. Update use.
1146 Remove forward declaration.
1147 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1149 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1151 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1153 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1154 of scratch intermediates.
1155 (eq<mode>_compare): Same.
1156 (neg_eq0<mode>): New.
1157 (neg_eq<mode>): Convert to define_insn_and_split.
1159 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1162 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1163 stdarg functions, set/clear the fp marker even when no variable
1165 * config/rs6000/sysv4.opt (mprototype): Describe.
1167 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1169 PR rtl-optimization/23478
1170 * regs.h (reg_info): Add throw_calls_crossed.
1171 (REG_N_THROWING_CALLS_CROSSED): Define.
1172 * flow.c (allocate_reg_life_data): Initialize
1173 REG_N_THROWING_CALLS_CROSSED.
1174 (propagate_one_insn, attempt_auto_inc): Update
1175 REG_N_THROWING_CALLS_CROSSED.
1176 * global.c (global_alloc): Don't allocate pseudos across
1177 calls that may throw.
1179 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1182 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1183 value is inbetween the range if we did not find an exact match.
1185 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1187 * doc/invoke.texi (Option Summary): Add ms1 options.
1188 * doc/extend.texi: Document interrupt handler attribute for ms1.
1189 * doc/md.texi: Document ms1 constraints.
1190 * config.gcc: Add ms1-*-elf.
1191 * config/ms1/ms1.h: New.
1192 * config/ms1/ms1.c: New.
1193 * config/ms1/ms1.md: New.
1194 * config/ms1/ms1-protos.h: New.
1195 * config/ms1/ABI.txt: New.
1196 * config/ms1/crti.asm: New.
1197 * config/ms1/crtn.asm: New.
1198 * config/ms1/lib2extra-funcs.c: New.
1199 * config/ms1/t-ms1: New.
1200 * config/ms1/ms1.opt: New.
1202 2005-08-22 Ira Rosen <irar@il.ibm.com>
1204 * config/rs6000/altivec.md (xorv4sf3): New.
1205 (negv4sf2, neg<mode>2): Likewise.
1207 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1210 * config/ia64/ia64.md (divsi3): Check divide by zero.
1211 (udivsi3): Likewise.
1213 (udivdi3): Likewise.
1215 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1217 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1218 up to elem_bitsize bits, not max_bitsize.
1220 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1222 PR tree-optimization/23433
1223 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1224 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1226 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1228 PR tree-optimization/23434
1229 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1230 the iteration bound is not an INTEGER_CST.
1232 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1234 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1235 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1236 NULL if need_epilog_adjust is false.
1237 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1238 Case 3 always peels first itration, not just for PLUS case, and no need
1239 to use scalar_initial_def here. Create an epilog adjustment only if
1240 scalar_initial_def is not NULL.
1242 (vectorizable_reduction): Remove assert.
1244 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1247 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1248 (__moddi3): Likewise.
1249 (__udivdi3): Likewise.
1250 (__umoddi3): Likewise.
1251 (__divsi3): Likewise.
1252 (__modsi3): Likewise.
1253 (__udivsi3): Likewise.
1254 (__umodsi3): Likewise.
1256 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1258 * tree-pass.h (TDF_GRAPH): Define.
1259 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1260 * passes.c (finish_optimization_passes): Only call
1261 finish_graph_dump_file if TDF_GRAPH is set.
1262 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1263 NULL. Set TDF_GRAPH bit.
1264 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1266 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1268 * arm.h (arm_stack_offsets): Add locals_base field.
1269 * arm.c (arm_get_frame_offsets): Compute it.
1270 (thumb_compute_initial_elimination offset): Make the Thumb frame
1271 pointer point to the base of the local variables.
1272 (thumb_expand_prologue): Update accordingly.
1273 (thumb_expand_epilogue): Likewise.
1275 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1276 mode of clobbered scratch to DImode. Handle a case that's known to
1279 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1281 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1282 (gt0<mode>_compare): Delete.
1283 (neg_gt0<mode>): Delete.
1285 2005-08-19 Eric Christopher <echristo@apple.com>
1287 * optabs.h: Change CTI_ to COI_.
1290 2005-08-19 James E Wilson <wilson@specifix.com>
1292 * builtins.c (expand_builtin_return_addr): Set
1293 current_function_accesses_prior_frames when count != 0. Use
1294 frame_pointer_rtx when count == 0.
1295 * function.h (struct function): Add accesses_prior_frames field.
1296 (current_function_accesses_prior_frames): Define.
1297 * reload1.c (init_elim_table): Check
1298 current_function_accesses_prior_frames.
1299 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1301 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1303 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1304 indicator. Return true if the flowgraph changed during
1307 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1310 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1311 conditional expression before testing its value.
1313 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1315 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1317 2005-08-19 Devang Patel <dpatel@apple.com>
1319 PR tree-optimization/23048
1320 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1321 third parameter. Check whether latch is dominated by exit
1323 (if_convertible_loop_p): Supply exit block itself to
1324 if_convertible_bb_p.
1326 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1329 * arm.md (arm_load_pic_register): Change argument to the mask of
1330 saved registers. Call thumb_find_work_register if we need a
1331 scratch register on Thumb.
1332 (arm_expand_prologue): Pass empty register set to
1333 arm_load_pic_register.
1334 (thumb_expand_prologue): Pass live_regs_mask directly to
1335 arm_load_pic_register.
1336 * arm-protos.h (arm_load_pic_register): Update prototype.
1338 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1340 * sh.c (find_sole_member): New function.
1341 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1342 if the record's alignment is larger than the size of its only member.
1344 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1347 * arm.c (thumb_legitimize_reload_address): New function.
1348 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1349 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1351 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1353 * config/crx/crx.c: Implement crx_decompose_address. Reject
1354 symbolic displacements since CRX register relative adressing
1355 mode can't handle unsigned 32-bit values as displacements.
1356 * config/crx/crx.h: Simplify definitions, remove redundant
1357 parenthesis and obsolete macros.
1358 * config/crx/crx.opt: Add new switch for debugging addresses.
1359 * config/crx/crx-protos.h: Add new declarations for above.
1361 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1364 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1367 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1369 * collect2.c (dup2): Delete.
1370 * configure.ac: Don't check for dup2.
1372 * config.in, configure: Regenerate.
1374 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1376 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1377 record with the type of its only member.
1379 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1381 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1382 define_insn_and_split.
1383 (plus_ltu<mode>_compare): Same.
1384 (gtu<mode>_compare): Same.
1385 (plus_gtu<mode>_compare): Same.
1387 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1389 PR tree-optimization/22228
1390 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1392 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1393 are recorded in vect_vnames_to_rename for renaming.
1394 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1395 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1396 in vect_vnames_to_rename.
1397 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1398 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1400 2005-08-18 Jan Hubicka <jh@suse.cz>
1403 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1404 info only for local statics, not for member variables.
1406 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1408 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1410 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1412 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1414 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1417 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1419 2005-08-17 James E Wilson <wilson@specifix.com>
1421 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1424 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1427 (leu<mode>_compare): Same.
1428 (plus_leu<mode>): Same.
1429 (neg_leu<mode>): Same.
1430 (and_neg_leu<mode): Same.
1431 (ltu<mode>_compare): Same.
1432 (plus_ltu<mode>): Same.
1434 (geu<mode>_compare): Same.
1435 (plus_geu<mode>): Same.
1436 (neg_geu<mode>): Same.
1437 (and_neg_geu<mode>): Same.
1438 (plus_gt<mode>): Same.
1439 (gtu<mode>_compare): Same.
1440 (plus_gtu<mode>): Same.
1442 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1444 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1445 Move call_table_data to end. Delete spurious .text.
1446 (callt_save_all_interrupt): Fix comment typo.
1448 2005-08-17 James E Wilson <wilson@specifix.com>
1449 Kevin Winchester <winchester@amirix.com>
1452 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1454 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1457 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1458 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1460 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1462 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1463 record with the type of its only member if the modes don't match.
1465 * varasm.c (decode_reg_name): Skip empty additional register names.
1467 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1469 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1470 lsm_tmp_name_length): New.
1471 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1472 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1474 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1475 Andreas Krebbel <krebbel1@de.ibm.com>
1477 * config.gcc: Added z9-109 switch.
1478 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1479 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1480 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1481 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1482 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1483 for "z9_109" cpu attribute.
1484 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1485 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1486 (s390_handle_arch_option): Added z9-109 switch.
1487 (override_options): Set respective cost function for z9-109.
1488 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1489 (legitimate_reload_constant_p): Accept extended immediates.
1490 (print_operand): Three new output modifiers added: k, m and o.
1491 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1492 (s390_output_mi_thunk): Use extended immediate when possible.
1493 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1494 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1495 (CONSTRAINT_LEN): Added length of O constraint.
1496 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1497 * config/s390/s390.md ("cpu"): New value z9_109 added.
1498 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1499 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1500 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1501 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1502 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1503 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1504 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1505 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1506 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1507 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1508 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1509 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1510 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1511 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1512 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1514 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1515 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1516 insns for TARGET_EXTIMM.
1518 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1520 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1522 2005-08-17 Nick Clifton <nickc@redhat.com>
1524 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1525 Call default_encode_section_info.
1527 2005-08-17 Steven Bosscher <stevenb@suse.de>
1529 PR tree-optimization/21574
1530 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1531 constant, return CONSTANT.
1532 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1533 (ccp_fold, visit_assignment): Likewise.
1534 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1536 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1538 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1539 fold_buildN instead of buildN then fold_initializer or fold.
1540 (build_unary_op): Likewise.
1541 (build_binary_op): Likewise.
1542 * fold-const.c (fold_initializer): Remove.
1543 (fold_build1_initializer): New function.
1544 (fold_build2_initializer): New function.
1545 (fold_build3_initializer): New function.
1546 * tree.h (fold_initializer): Remove.
1547 (fold_build1_initializer): New function.
1548 (fold_build2_initializer): New function.
1549 (fold_build3_initializer): New function.
1551 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1553 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1554 (try_move_mult_to_index): Call fold_build2 instead of build2.
1555 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1556 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1557 fold_binary_to_constant.
1558 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1560 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1561 check if A == gcd (A, B). Remove TYPE argument.
1562 (analyze_offset) Use fold_build2 instead of fold (build.
1563 (create_data_ref): Likewise.
1564 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1565 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1568 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1570 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1571 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1573 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1576 * gimplify.c (zero_sized_type): New function.
1577 (gimplify_modify_expr_rhs): If we have a zero sized type,
1578 replace the statement with an empty statement.
1580 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1585 2005-08-16 Ian Lance Taylor <ian@airs.com>
1587 * doc/tm.texi (Label Output): Correct typo.
1589 2005-08-16 Steven Bosscher <stevenb@suse.de>
1592 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1593 force_operand will work later on using have_insn_for.
1595 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1597 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1599 2005-08-16 Ian Lance Taylor <ian@airs.com>
1602 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1603 vector type, don't try to construct it element by element. Add an
1604 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1606 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1608 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1610 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1612 * doc/invoke.texi (Precompiled Headers): Document some more options
1613 which are known to be safe.
1615 2005-08-16 James E Wilson <wilson@specifix.com>
1617 PR tree-optimization/21105
1618 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1619 TREE_OVERFLOW check.
1621 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1623 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1624 (neg_ltu<mode>): Same.
1626 (neg_gtu<mode>): Same.
1628 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1630 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1631 (fold_builtin_isdigit): Use fold_buildN.
1632 (build_function_call_expr): Likewise.
1633 * c-typeck.c (c_finish_loop): Likewise.
1635 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1636 Richard Shann <rshann@superh.com>
1638 PR middle-end/20396:
1639 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1641 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1643 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1645 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1648 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1649 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1652 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1655 * fold-const.c (build_range_check): Disable optimization for function
1656 pointer expressions on targets that require function pointer
1659 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1661 * simplify-rtx.c (simplify_const_relational_operation): When
1662 extracting arguments of a COMPARE, recompute the mode as well.
1664 2005-08-15 Ian Lance Taylor <ian@airs.com>
1666 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1668 2005-08-15 DJ Delorie <dj@redhat.com>
1670 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1672 (movsi_splittable): Allow, but split, moves to the stack.
1673 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1676 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1679 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1680 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1682 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1683 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1684 Delete HOST_PTR_PRINTF.
1686 * configure, config.in: Regenerate.
1688 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1690 * config/rs6000/rs6000.md (QHSI): New mode macro.
1691 (wd): Extend mode attr for QImode and HImode
1692 (dbits): New mode attr.
1693 (zero_extend<mode>di2): Convert to mode macro.
1695 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1698 * doc/invoke.texi (-mgnu-ld): Update description.
1701 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1704 * Makefile.in (tree-chrec.o): Depends on real.h.
1705 * tree-chrec.c: Include real.h.
1706 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1707 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1708 * tree-scalar-evolution.c (add_to_evolution_1,
1709 interpret_rhs_modify_expr): Ditto.
1711 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1714 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1715 step is negative compute the estimation from init downwards to zero.
1717 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1719 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1721 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1723 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1725 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1726 Accept double-word constants that can be split.
1727 * config/s390/s390.md ("movti"): Use 'P' constraint.
1728 ("*movdi_31", "*movdf_31"): Likewise.
1730 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1732 Fix PR tree-optimization/22615
1734 * tree-ssa-structalias.c (solution_set_add): Handle
1735 first_vi_for_offset returning NULL.
1736 (do_da_constraint): Ditto.
1737 (do_sd_constraint): Ditto.
1738 (do_ds_constraint): Ditto
1739 (find_func_aliases): Ditto.
1740 (build_constraint_graph): RHS is allowed be ANYTHING.
1741 (first_vi_for_offset): Return NULL if we couldn't find anything at
1744 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1746 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1747 over memory as first operand.
1749 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1753 available for setting it.
1755 2005-08-14 Ira Rosen <irar@il.ibm.com>
1757 PR tree-optimization/23320
1758 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1759 data-refs' types instead of base object nullness. Add check for
1760 pointer type data-refs before first location comparison. Remove
1763 2005-08-14 Andreas Schwab <schwab@suse.de>
1765 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1767 2005-08-13 James E Wilson <wilson@specifix.com>
1769 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1770 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1771 -fstack-protector-all, --param ssp-buffer-size): Document.
1772 (-Wvariadic-macros): Alphabetize.
1773 (-fsched-stalled-insns-dep): Add missing 'f'.
1775 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1778 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1780 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1781 or indirect address operand.
1782 (EXTRA_ADDRESS_CONSTRAINT): New.
1783 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1785 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1787 PR tree-optimization/22236
1788 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1789 successors and predecessors.
1790 * tree-chrec.c (chrec_convert): Before converting, check that
1791 sequences don't wrap.
1792 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1793 (analyze_array): Extern.
1794 (find_data_references_in_loop): Remove call to
1795 compute_estimated_nb_iterations.
1796 * tree-data-ref.h (analyze_array): Declared.
1797 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1798 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1799 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1800 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1802 * tree-ssa-loop-ivcanon.c: Fix documentation.
1803 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1804 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1805 (infer_loop_bounds_from_undefined): New.
1806 (estimate_numbers_of_iterations_loop): Use
1807 infer_loop_bounds_from_undefined.
1808 (used_in_pointer_arithmetic_p): New.
1809 (scev_probably_wraps_p): Pass an extra parameter. Call
1810 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1811 (convert_step): Fix documentation.
1812 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1813 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1814 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1815 scev_probably_wraps_p.
1817 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1819 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1820 (s390_register_info): Ignore clobbered_regs information for fixed
1821 registers, and only fixed registers.
1822 (s390_init_frame_layout): Remove redundant call.
1824 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1826 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1827 description of -Wold-style-casts.
1829 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1830 Jakub Jelinek <jakub@redhat.com>
1832 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1833 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1834 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1835 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1836 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1837 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1838 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1839 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1840 ("stack_protect_set", "stack_protect_test"): New expanders.
1841 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1842 "stack_protect_testdi"): New insn definitions.
1844 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1846 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1848 2005-08-12 Paul Brook <paul@codesourcery.com>
1850 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1852 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1854 * config/s390/predicates.md (setmem_operand): New predicate.
1855 (shift_count_operand): Accept ANDs with special constants as
1857 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1858 with special constants.
1859 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1860 shift_count_operand with setmem_operand.
1862 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1864 * config/s390/s390.c (s390_extract_part, s390_single_part):
1866 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1867 (s390_output_mi_thunk): Don't use lg on 31 bit.
1868 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1869 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1871 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1873 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1874 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1875 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1876 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1877 with one of the new macros.
1879 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1881 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1882 Don't set save_return_addr_p.
1883 (s390_register_info): Make clobbered_regs not depending on
1886 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1888 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1889 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1891 2005-08-11 James E. Wilson <wilson@specifix.com>
1893 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1895 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1897 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1898 locations gathered by var-tracking in single entry loc_list
1899 over loc_descriptor_from_tree.
1901 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1902 pass it down to loc_descriptor.
1903 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1904 (containing_function_has_frame_base): Move earlier in the file.
1905 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1906 instead of always assuming fbreg can't be used.
1908 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1910 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1911 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1912 Accept address wrapped in AND for Altivec.
1913 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1914 Strip AND wrapping offset address for Altivec.
1916 2005-08-11 Richard Henderson <rth@redhat.com>
1919 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1920 before using TYPE_IS_SIZETYPE.
1922 2005-08-11 Richard Henderson <rth@redhat.com>
1925 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1926 insn types not present on ev4.
1927 (alphaev5_insn_pipe): Similarly.
1929 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1932 * arm.c (arm_override_options): If the user has selected callee-super-
1933 interworking, then enable normal interworking.
1935 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1937 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1940 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1942 * doc/rtl.texi: Fix two typos.
1944 2005-08-11 Richard Guenther <rguenther@suse.de>
1947 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1948 cases where we call to/from functions returning void.
1950 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1953 * tree.c (build_pointer_type_for_mode): Robustify.
1955 2005-08-10 James E Wilson <wilson@specifix.com>
1957 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1958 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1960 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1963 2005-08-10 Eric Christopher <echristo@apple.com>
1965 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1966 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1969 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1972 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1973 for the high part when generating dynamic-no-pic code.
1975 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1977 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1978 (x86_64-*-linux*): Likewise.
1980 * config/i386/crtfastmath.c: New file.
1981 * config/i386/t-crtfm: Likewise.
1983 * config/i386/linux.h (ENDFILE_SPEC): New.
1984 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1986 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1989 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1991 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1992 (vec_shl, vec_shr): Document new operations.
1993 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1995 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1997 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1998 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1999 change predicate to indexed_or_indirect_address.
2001 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2003 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2004 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2005 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2006 and __aeabi_uwrite8.
2007 * config/arm/unaligned-funcs.c: New file.
2008 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2010 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2012 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2014 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2015 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2017 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2018 * final.c (pass_shorten_branches): Add dump.
2019 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2020 (pass_life): Rename dump.
2021 (rest_of_handle_flow2): Remove initial verify_flow_info.
2022 * function.c (pass_instantiate_virtual_regs): Add dump.
2023 * integrate.c (pass_initial_value_sets): Add dump.
2024 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2025 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2026 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2027 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2028 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2029 gate_rtl_unrool_and_peel_loops): New.
2030 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2031 rtl_doloop): Do not look at flags.
2032 * mode-switching.c (pass_mode_switching): Add dump.
2033 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2034 pass_split_before_regstack): Add dump.
2035 * regmove.c (pass_stack_adjustments): Add dump.
2036 * tree-optimize.c (pass_fixup_cfg): Add dump.
2038 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2041 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2042 deciding which instruction sequence to use.
2044 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2046 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2047 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2049 2005-08-09 Richard Guenther <rguenther@suse.de>
2051 * c-common.c (builtin_function_2): Remove.
2052 (def_builtin_1): New function.
2053 (c_common_nodes_and_builtins): Use def_builtin_1 to
2054 build builtin functions.
2056 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2058 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2059 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2060 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2063 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2065 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2066 fold_binary instead of fold_build2 since we don't care about the
2068 (loop_niter_by_eval): Likewise.
2069 (compare_trees): Likewise.
2070 (proved_non_wrapping_p): Likewise.
2072 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2076 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2077 if the if is really empty.
2079 2005-08-09 Steven Bosscher <stevenb@suse.de>
2081 PR tree-optimization/23234
2082 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2083 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2084 argument of the new enum.
2085 (execute_cse_reciprocals): Add reciprocals for function arguments
2086 on the unique successor edge of the entry block. Update other calls
2087 to execute_cse_reciprocals_1.
2089 2005-08-08 Richard Henderson <rth@redhat.com>
2092 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2094 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2096 * expr.c (write_complex_part): Return after handling MEM.
2098 2005-08-08 Josh Conner <jconner@apple.com>
2100 PR rtl-optimization/23241
2101 * combine.c (simplify_comparison): Fix error in determining
2102 whether to lift a subreg from comparison.
2104 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2107 * config/rs6000/altivec.md (vec_init<mode>): New.
2108 (vec_set<mode>): New.
2109 (vec_extract<mode>): New.
2110 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2111 (rs6000_expand_vector_set): New.
2112 (rs6000_expand_vector_extract): New.
2113 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2114 for Altivec modes before reload.
2115 (altivec_expand_vec_init_builtin): New.
2116 (get_element_number): New.
2117 (altivec_expand_vec_set_builtin): New.
2118 (altivec_expand_vec_ext_builtin): New.
2119 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2121 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2123 * config/rs6000/rs6000.h (rs6000_builtins): Add
2124 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2125 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2126 * config/rs6000/rs6000-protos.h: Declare new functions.
2128 2005-08-08 Jan Hubicka <jh@suse.cz>
2130 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2131 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2132 * i386.md (movdi*): Use pic_32bit_operand.
2133 * predicates.md (pic_32bit_operand): New.
2135 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2138 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2140 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2142 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2143 (test_for_singularity): Use fold_build2.
2145 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2147 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2149 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2151 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2152 (COMMON_ASM_OP) Define.
2153 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2154 (ix86_encode_section_info): Likewise.
2155 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2156 SUBTARGET_ENCODE_SECTION_INFO.
2158 2005-08-06 Richard Henderson <rth@redhat.com>
2161 * tree-nested.c (convert_local_reference): Save and restore val_only
2162 around component_ref and friends. Clear walk_subtrees by default.
2164 2005-08-06 Peter O'Gorman <peter@pogma.com>
2167 * gcc.c (process_command): Check the argument to -b has a dash.
2168 * doc/invoke.texi: Update -b and -V docs.
2170 2005-08-06 James E Wilson <wilson@specifix.com>
2172 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2174 2005-08-06 Michael Matz <matz@suse.de>
2176 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2177 member only if only one insn is associated with the value.
2179 2005-08-06 Nick Clifton <nickc@redhat.com>
2181 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2183 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2184 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2185 Check symbol flags instead of symbol name mangling.
2186 (xstormy16_asm_output_aligned_common): Likewise. Also
2187 simplify code since the bss100_section cass is the only case
2188 where the below100 code will be triggered.
2189 (xstormy16_encode_section_info): Encode below100 attribute
2190 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2192 (xstormy16_strip_name_encoding): Delete - this function is no
2194 (TARGET_STRIP_NAME_ENCODING): Undefine.
2195 * config/stormy16/stormy16-protos.h: Delete prototype for
2196 xstormy16_strip_name_encoding.
2198 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2200 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2201 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2202 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2203 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2204 config/alpha/predicates.md, config/arc/arc.h,
2205 config/arm/arm.h, config/arm/ieee754-df.S,
2206 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2207 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2208 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2209 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2210 config/m68hc11/m68hc11.h, config/mips/mips.c,
2211 config/mips/mips.h, config/mips/openbsd.h,
2212 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2213 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2214 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2215 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2216 config/sparc/linux.h, config/sparc/linux64.h,
2217 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2218 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2219 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2220 typos. Follow spelling conventions.
2222 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2225 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2226 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2227 specially. Check for side effects only for COND_EXPR.
2228 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2229 return with TREE_NO_WARNING.
2231 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2233 PR rtl-optimization/23233
2234 * loop.c (combine_movables): Require the modes to be the same.
2235 (move_movables): Remove handling of cases where the replacement
2236 had a different mode to the original.
2238 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2240 PR tree-optimization/23128
2241 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2242 subtraction wrap, and set TREE_OVERFLOW if they do.
2244 2005-08-05 Richard Henderson <rth@redhat.com>
2247 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2248 FORCED_LABEL labels.
2250 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2253 * reload.c (find_reloads_subreg_address): Pass down TYPE
2254 unchanged. Change all callers except find_reloads_toplev.
2256 2005-08-05 Michael Matz <matz@suse.de>
2258 * genattrtab.c (current_alternative_string): Remove.
2259 (SIMPLIFY_ALTERNATIVE): Ditto.
2260 (attr_alt_bit_p): Ditto.
2261 (alternative_name): Make const char *.
2262 (evaluate_eq_attr): Remove use of above things.
2263 (simplify_test_exp): Ditto.
2264 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2265 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2267 2005-08-04 James E Wilson <wilson@specifix.com>
2269 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2270 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2271 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2272 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2273 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2275 2005-08-04 Richard Henderson <rth@redhat.com>
2278 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2279 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2280 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2281 if we'd have to instantiate too many members.
2283 2005-08-04 Richard Henderson <rth@redhat.com>
2286 * tree-outof-ssa.c (coalesce_asm_operands): New.
2287 (coalesce_ssa_name): Use it. Split out ...
2288 (coalesce_phi_operands, coalesce_result_decls): ... these.
2290 2005-08-04 Paul Brook <paul@codesourcery.com>
2292 * read-rtl.c (read_quoted_string): Break if EOF.
2294 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2296 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2297 (fold_build2): Likewise.
2298 (fold_build3): Likewise.
2299 (fold_build1_stat): New function prototype.
2300 (fold_build2_stat): Likewise.
2301 (fold_build3_stat): Likewise.
2302 * fold-const.c (fold_build1): Rename to ..
2303 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2304 through to build1_stat.
2305 (fold_build2): Rename to ..
2306 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2307 through to build2_stat.
2308 (fold_build3): Rename to ..
2309 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2310 through to build3_stat.
2312 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2313 Ian Lance Taylor <ian@airs.com>
2315 * function.c (assign_stack_local_1): Do not correct stack slot
2316 address if allocation size is smaller than mode size.
2318 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2321 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2322 (tree_merge_blocks): Propagate anything allowed by
2324 Clarify documentation.
2325 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2326 SSA form, schedule an update if necessary.
2328 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2330 * doc/install.texi (Binaries): Remove broken link to
2331 Sinix/Reliant Unix binaries.
2333 2005-08-03 Richard Henderson <rth@redhat.com>
2336 * function.c (stack_protect_epilogue): Export.
2337 * tree.h (stack_protect_epilogue): Declare.
2338 * calls.c (expand_call): Call it.
2340 2005-08-03 Eric Christopher <echristo@apple.com>
2342 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2343 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2346 2005-08-04 Jan Hubicka <jh@suse.cz>
2348 * profile.c (branch_prob): Split edges with goto locus on them
2349 to get proper line counts.
2350 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2352 2005-08-03 Paul Brook <paul@codesourcery.com>
2354 * function.c (assign_parms): Round current_function_args_size
2355 to PARM_BOUNDARY, not STACK_BOUNDARY.
2357 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2359 * config/i386/i386.c (x86_elf_aligned_common)
2360 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2362 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2364 PR tree-optimization/23157
2365 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2366 before emitting them.
2368 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2370 PR tree-optimization/19899
2371 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2372 * tree-scalar-evolution.c: Include real.h.
2373 (add_to_evolution): Build constant -1 of correct type.
2375 2005-08-03 Jan Hubicka <jh@suse.cz>
2377 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2378 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2379 profile updating for complette unrolling.
2380 * loop-unroll.c (peel_loop_completely): Use it.
2381 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2382 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2385 2005-08-03 Paul Brook <paul@codesourcery.com>
2387 * combine.c (can_change_dest_mode): New function.
2388 (try_combine, simplify_set): Use it.
2390 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2392 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2395 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2397 * doc/install.texi (Specific): Adjust link to openavr.org.
2398 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2399 (Binaries): Adjust HP-UX Porting Center link.
2400 (Binaries): Adjust Free Software Foundation ordering link.
2402 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2404 * convert.c (convert_to_integer): Use fold_build1 instead of
2405 build1 when converting an integer to an integer.
2407 2005-08-02 Richard Henderson <rth@redhat.com>
2409 * combine.c (combine_instructions): Don't use reg_equal/equiv
2410 results if the mode doesn't match.
2412 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2414 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2415 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2417 2005-08-02 Richard Henderson <rth@redhat.com>
2420 * explow.c (memory_address): Remove special-case for
2421 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2423 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2426 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2427 number of calls to cleanup_tree_cfg_1.
2429 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2431 * doc/invoke.texi: document file extensions .F90 and .F95
2433 2005-08-02 Richard Guenther <rguenther@suse.de>
2435 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2436 positive if its first argument is positive.
2438 2005-08-02 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/23177
2441 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2444 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2446 PR tree-optimization/23129
2447 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2448 varying for divisions with anti-ranges.
2450 2005-08-02 Jan Hubicka <jh@suse.cz>
2452 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2453 * tree-ssa-threadupdate.c (thread_block): Add it here.
2455 2005-08-01 James E Wilson <wilson@specifix.com>
2457 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2458 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2459 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2461 * config/mips/predicates.md (const_call_insn_operand): Add check for
2462 SYMBOL_REF_LONG_CALL_P.
2463 * doc/extend.texi (long_call): Document the new attribute.
2465 2005-08-01 Ian Lance Taylor <ian@airs.com>
2466 Richard Henderson <rth@redhat.com>
2468 * Makefile.in (RTL_BASE_H): Add real.h.
2469 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2471 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2473 * rtl.c (rtl_check_failed_code_mode): New.
2474 * rtl.h (struct rtx_def): Add u.rv.
2475 (XCMWINT, XCNMPRV): New.
2476 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2477 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2479 2005-08-01 Richard Henderson <rth@redhat.com>
2481 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2482 with auto-inc codes.
2484 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2486 2005-08-01 Jan Hubicka <jh@suse.cz>
2488 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2489 * i386.c: Include dwarf2.h
2490 (asm_preferred_eh_data_format): New.
2491 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2493 2005-08-01 Ian Lance Taylor <ian@airs.com>
2495 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2496 randomize_va_space for virtual address randomization control.
2498 2005-08-01 Steven Bosscher <stevenb@suse.de>
2500 * common.opt (flag_ipa_cp): Put in right place to maintain
2503 2005-08-01 Jan Hubicka <jh@suse.cz>
2505 * profile.c (compute_value_histograms): Fix thinko.
2506 * value-prof.c: Include toplev.h
2507 (check_counter): New function.
2508 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2509 tree_mod_subtract_transform): Add sanity check.
2511 2005-08-01 Richard Guenther <rguenther@suse.de>
2513 PR tree-optimization/23133
2514 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2515 current functions parameter decls to find defs to cse
2518 2005-08-01 Richard Guenther <rguenther@suse.de>
2520 PR tree-optimization/23109
2521 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2522 If trapping math is in effect, use post-dominator information
2523 to check if we'd in any case reach a trapping point before
2524 doing the reciprocal insertion.
2525 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2526 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2527 expressions are invariant only if trapping math is not in effect.
2529 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2531 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2532 cgraph_function_versioning): New declarations.
2533 * cgraphunit.c: Add include to ipa-prop.h.
2534 (update_call_expr, cgraph_copy_node_for_versioning,
2535 cgraph_function_versioning): New functions.
2536 * integrate.c (copy_decl_for_inlining): Remove.
2537 * ipa-prop.h (ipa_replace_map): New struct.
2538 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2539 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2540 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2541 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2542 ipcp_iterate_stage, ipcp_method_scale_print,
2543 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2544 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2545 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2546 ipcp_update_bb_counts, ipcp_update_profiling,
2547 ipcp_update_edges_counts): New functions.
2548 (ipcp_method_cval_init): Remove restriction regarding local methods.
2549 (ipcp_init_stage): Add ipcp_method_compute_scale.
2550 (ipcp_insert_stage): Add versioning.
2551 (ipcp_structures_print): Add ipcp_method_scale_print.
2552 (ipcp_driver): Dump profiling info.
2553 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2554 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2555 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2556 (struct inline_data): Add versioning_p, ipa_info, new fields.
2557 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2558 declare_return_variable): Replace calls to copy_decl_for_inlining with
2560 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2562 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2563 Add argument VERSIONING.
2564 (copy_arguments_for_versioning, copy_static_chain,
2565 function_versionable_p, tree_versionable_function_p,
2566 tree_function_versioning, replace_ref_tree): New functions.
2567 * tree-inline.h: Include varray.h.
2568 (tree_versionable_function_p, tree_function_versioning,
2569 tree copy_decl_for_dup): New declarations.
2571 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2573 * ipa-cp.c: New file. Contains IPCP specific functionality.
2574 * ipa-prop.h: New file. Contains structures/definitions that can be
2575 used by several interprocedural data flow optimizations (and also IPCP).
2576 * ipa-prop.c: New file.
2577 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2578 * common.opt: Add ipa-cp flag.
2579 * timevar.def: Add IPCP optimization.
2580 * tree-optimize.c (init_tree_optimization_passes): Schedule
2582 * tree-pass.h (pass_ipa_cp): Declare.
2584 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2586 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2587 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2588 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2589 config/i386/i386.c, config/mips/mips.h,
2590 config/rs6000/rs6000.h, config/sh/sh.c,
2591 config/stormy16/stormy16.c: Fix comment typos.
2593 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2596 * c-typeck.c (build_binary_op): Use common_type wrapper on
2598 (common_type): Update comment.
2600 2005-07-31 Steven Bosscher <stevenb@suse.de>
2603 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2604 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2605 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2607 2005-07-31 Jan Hubicka <jh@suse.cz>
2609 * pretty-print.h (pp_widest_integer): New macro.
2610 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2613 2005-07-31 Jan Hubicka <jh@suse.cz>
2615 * output.h (enum section_category): Export from varasm.c
2616 (categorize_decl_for_section): Likewise.
2617 * varasm.c (enum section_category): Kill.
2618 (categorize_decl_for_section): Make global.
2619 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2621 * i386.c (ix86_section_threshold): New static variable.
2622 (ix86_in_large_data_p, ix86_encode_section_info,
2623 x86_64_elf_unique_section,
2624 x86_64_elf_select_section): New functions.
2625 (TARGET_ENCODE_SECTION_INFO): Define
2626 (override_options): Enable medium model for PIC.
2627 (ix86_expand_prologue): Expand gen_set_got_rex64.
2628 (legitimate_constant_p): Handle new UNSPECs.
2629 (legitimate_pic_address_disp_p): Likewise.
2630 (legitimize_pic_address): Lower MEDIUM model addressing.
2631 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2632 (enum cmodel): Add MEDIUM_PIC.
2633 (SYMBOL_REF_FAR_ADDR_P): New macro.
2634 (SYMBOL_FLAG_FAR_ADDR): New flag.
2635 * i386.md (movdi): Support medium model.
2636 (set_got_rex64): New pattern.
2637 * i386.opt (mlarge-data-threshold): New flag.
2638 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2639 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2640 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2641 TARGET_ASM_UNIQUE_SECTION): New.
2643 * invoke.texi (-mlarge_data_threshold): Document
2645 2005-07-31 Jan Hubicka <jh@suse.cz>
2647 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2648 (coalesce_vars): Likewise.
2649 * tree-ssa-live.c (coalesce_cost): New.
2650 (build_tree_conflict_graph): Use coalesce_cost.
2651 * tree-ssa-live.h (coalesce_cost): Declare.
2653 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2655 * arm.md (all peepholes for post-increment operations): Delete.
2656 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2657 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2658 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2659 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2660 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2662 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2664 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2667 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2670 * doc/invoke.texi: Document -rdynamic.
2672 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2675 * c-parser.c (c_parser_parms_list_declarator): Call
2676 mark_forward_parm_decls.
2677 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2678 decls with visibility structure.
2680 2005-07-30 Paul Brook <paul@codesourcery.com>
2682 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2684 2005-07-30 Paul Brook <paul@codesourcery.com>
2686 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2688 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2690 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2692 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2695 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2696 nested function declarators.
2697 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2698 (grokparms): Call warn_if_shadowing for parameters used within the
2700 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2701 not used within the parameter list.
2702 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2704 2005-07-30 Jan Hubicka <jh@suse.cz>
2706 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2707 * i386.c (ix86_fixup_binary_operands): Likewise.
2708 (ix86_expand_unary_operator): Likewise.
2709 (ix86_expand_fp_absneg_operator): Likewise.
2710 * optabs.c (expand_vec_cond_expr): Validate dest.
2712 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2715 * real.c (real_from_string): Also set last bit if there is a
2716 nonzero hex digit beyond GCC's internal precision after ".".
2718 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2720 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2721 define_constants. Change duplicate values to unassigned numbers.
2722 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2723 (*altivec_vspltsf): New.
2724 (altivec_vperm_v4sf): Delete.
2725 (altivec_vperm_<mode>): Use mode macro V.
2726 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2727 (altivec_predicate_v4sf): Delete.
2728 (altivec_predicate_<mode>): Use mode macro V.
2729 (*altivec_lvesfx): New.
2730 (*altivec_stvesfx): New.
2731 (vec_realign_load_v4sf): Delete.
2732 (vec_realign_load_<mode>): Use mode macro V.
2733 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2736 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2739 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2741 * configure: Regenerated.
2743 2005-07-29 Paul Brook <paul@codesourcery.com>
2745 * doc/install.texi: Add link to GFortran binaries wiki page.
2747 2005-07-29 David Ung <davidu@mips.com>
2749 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2750 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2751 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2752 * config/mips/mips.md (cpu): Add 5kf name.
2753 (includes): Includes 5k.md.
2754 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2755 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2758 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2761 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2762 (cleanup_tree_cfg): ... here.
2763 Call cleanup_tree_cfg_1 until there are no more cleanups to
2766 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2768 * tree-vrp.c (compare_range_with_value): Return true or false
2769 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2770 EQ_EXPR respectively.
2772 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2774 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2777 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2779 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2780 (tree_ssa_dominator_optimize): Increment it.
2781 (dump_dominator_optimization_stats): Print it.
2783 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2784 Steven Bosscher <stevenb@suse.de>
2786 PR rtl-optimization/23117
2787 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2788 when head == tail. Tidy comment.
2790 2005-07-28 Richard Henderson <rth@redhat.com>
2792 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2793 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2794 * jump.c (rtx_renumbered_equal_p): Likewise.
2795 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2796 CONST_INT and CONST_DOUBLE.
2797 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2798 * reload.c (operands_match_p): Special case CONST_INT and
2799 CONST_DOUBLE; check mode earlier.
2801 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2804 * c-typeck.c (convert_for_assignment): Do not check
2805 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2807 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2810 * c-typeck.c (composite_type): Prefer constant size arrays to
2813 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2816 * real.c (real_from_string): Set last bit if there is a nonzero
2817 hex digit beyond GCC's internal precision.
2819 2005-07-28 Richard Henderson <rth@redhat.com>
2822 * cfgcleanup.c (try_forward_edges): Watch out for end of
2825 2005-07-28 James E Wilson <wilson@specifixinc.com>
2828 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2830 2005-07-28 Jan Hubicka <jh@suse.cz>
2832 * Makefile.in (rtl-profile.o): Kill all traces of it.
2833 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2834 * coverage.h (rtl_coverage_counter_ref): Kill.
2835 * opts.c (flag_speculative_prefetching_set): Kill.
2836 (flag_loop_optimize_set): New.
2837 (common_handle_option): Disable loop optimizer when profiling;
2838 do not handle speculative prefetching.
2839 * passes.c (init_optimization_passes): Replace pass_profiling combo
2840 by branch_prob pass.
2841 * profile.c (compute_value_histograms): Update for simplified value
2843 (rtl_register_profile_hooks): Kill.
2844 (pass_profiling): Kill.
2845 (rest_of_handle_branch_prob): Do not profile.
2846 * toplev.c (process_options): Remove speculative prefetching.
2847 * toplev.h (flag_tree_based_profiling): Kill.
2848 * tree-profile.c (prepare_instrumented_value,
2849 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2850 tree_gen_one_value_profiler, do_tree_profiling): Update for
2851 simplified datastructures.
2852 * value-prof.c: Add comment that speculative prefetching was dropped;
2853 update rest of file for simplified datastructures.
2854 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2855 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2856 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2857 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2858 rtl_mod_subtract, gen_speculative_prefetch,
2859 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2860 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2861 (gate_handle_value_profile_transformations,
2862 rest_of_handle_value_profile_transformations,
2863 pass_value_profile_transformations): Kill.
2864 * value-prof.h (histogram_value_t): Remove IL based unions.
2865 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2866 rtl_profile_hooks): Remove hooks.
2868 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2870 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2871 (cgraph_clone_node): Likewise.
2872 * cgraph.h (cgraph_clone_edge): Update prototype.
2873 (cgraph_clone_node): Likewise.
2874 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2876 (lookup_recursive_calls): Consider profile.
2877 (cgraph_decide_recursive_inlining): Fix updating; use new
2878 probability argument; use profile.
2879 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2880 * tree-inline.c (copy_bb): Update clal of clone_edge.
2881 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2883 * invoke.texi (min-inline-recursive-probability): Document.
2885 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2887 * doc/install.texi (Configuration): Update Valgrind homepage.
2889 2005-07-28 Richard Henderson <rth@redhat.com>
2892 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2893 labels we want to delete.
2894 (cfg_layout_merge_blocks): Likewise.
2896 2005-07-28 Richard Henderson <rth@redhat.com>
2899 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2900 when expanding to nothing.
2902 2005-07-28 Josh Conner <jconner@apple.com>
2904 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2905 (cgraph_decide_inlining_of_small_functions): Likewise.
2907 2005-07-28 Josh Conner <jconner@apple.com>
2909 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2910 direction of badness if negative.
2911 (cgraph_default_inline_p): Add reason to parameters, and assign it
2913 (cgraph_decide_inlining_of_small_functions): New parameter in call
2914 to cgraph_default_inline_p.
2915 (cgraph_decide_inlining_incrementally): Likewise.
2916 * cgraphunit.c (decide_is_function_needed): Likewise.
2917 * cgraph.h (cgraph_default_inline_p): Likewise.
2919 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2921 * builtins.c: Fix comment typo(s).
2922 * genautomata.c: Likewise.
2923 * gimplify.c: Likewise.
2924 * tree-dfa.c: Likewise.
2925 * tree-flow-inline.h: Likewise.
2926 * tree-into-ssa.c: Likewise.
2927 * tree-ssa-alias.c: Likewise.
2928 * tree-ssa-ccp.c: Likewise.
2929 * tree-ssa-copy.c: Likewise.
2930 * tree-ssa-dce.c: Likewise.
2931 * tree-ssa-dom.c: Likewise.
2932 * tree-ssa-operands.c: Likewise.
2933 * tree-tailcall.c: Likewise.
2934 * tree-vectorizer.c: Likewise.
2935 * tree-vrp.c: Likewise.
2938 2005-07-28 Jeff Law <law@redhat.com>
2940 * tree-vrp.c (test_for_singularity): Extracted from ...
2941 (simplify_cond_using_ranges): Attempt to simplify a relational
2942 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2944 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2946 PR tree-optimization/22506
2947 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2948 phis whose argument is constant.
2950 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2952 PR rtl-optimization/18992
2953 Back out this patch:
2954 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2955 PR optimization/12142
2956 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2957 uses of the register in the SET_SRC. Remove unnecessary argument.
2959 Replace it with this:
2960 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2961 if flag_non_call_exceptions is set and the insn may trap, pass
2962 pc_rtx as dest for recursion.
2963 In SET_SRC part of SET case, if dest is already set, pass it down
2966 2005-07-28 Jan Hubicka <jh@suse.cz>
2968 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2969 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2970 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2972 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2973 profile when available.
2975 2005-07-28 Jan Beulich <jbeulich@novell.com>
2977 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2978 (ia64_print_operand): Describe and handle 'X'.
2979 (ia64_register_move_cost): Also handle FP_REGS.
2980 (ia64_preferred_reload_class): Likewise.
2981 (ia64_secondary_reload_class): Likewise.
2982 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2983 it. Also check for ITANIUM_CLASS_FLDP.
2984 * config/ia64/ia64.h (FP_REGNO_P): New.
2985 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2986 (reg_class): Add FP_REGS.
2987 (REG_CLASS_NAMES): Adjust for it.
2988 (REG_CLASS_CONTENTS): Likewise.
2989 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2990 (REG_CLASS_FROM_LETTER): Handle 'x'.
2991 (CLASS_MAX_NREGS): Handle FP_REGS.
2992 (MEMORY_MOVE_COST): Likewise.
2993 * config/ia64/ia64.md (itanium_class): Add fldp.
2994 (type): Handle fldp.
2995 (movti_internal): More allowable operand combinations. Use ldfp8 when
2996 splitting unnecessary. Remove predicable attribute. Adjust
2997 itanium_class attribute.
2998 (smuldi3_highpart): Remove outdated comment.
2999 (mulditi3, umulditi3, rotlti3): New expanders.
3000 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3001 (absti2): Disabled new insn for future reference.
3002 Respective new splitters.
3003 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3004 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3005 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3007 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3009 PR rtl-optimization/23047
3010 * simplify-rtx.c (simplify_const_relational_operation): Respect
3011 flag_wrapv for comparisons with ABS.
3013 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3015 PR tree-optimization/22493
3016 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3017 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3019 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3021 * config/frv/frv.opt (moptimize-membar): New.
3023 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3025 * config/frv/frv.h: Remove machine_function definition.
3027 * config/frv/frv.c (struct frv_io): New.
3028 (struct machine_function): Moved from frv.h. Add has_membar_p.
3029 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3030 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3031 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3032 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3033 (frv_reorg): Call frv_optimize_membar when appropriate.
3034 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3035 (frv_expand_builtin): Adjust calls accordingly.
3036 (frv_io_address_cookie): New function.
3037 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3038 load or store rather than a special insn. Add ccnstant address and
3039 io-type operands to the membar.
3040 (frv_ifcvt_modify_tests): Unsign regno.
3041 (frv_ifcvt_modify_tests): Same.
3043 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3044 UNSPEC_OPTIONAL_MEMBAR constant.
3045 (builtin_read_<mode>): Delete.
3046 (builtin_write_<mode>): Delete.
3047 ("optional_membar_<mode>"): Add operand.
3049 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3050 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3051 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3052 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3053 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3054 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3055 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3056 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3057 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3059 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3061 * df.c (df_uses_record): Handle SCRATCH.
3063 2005-07-28 Steven Bosscher <stevenb@suse.de>
3066 * passes.c (rest_of_decl_compilation): If decl is a type and
3067 we have encountered errors, don't emit debug information.
3069 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3071 * params.def: Fixed comment.
3073 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3076 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3077 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3078 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3080 2005-07-27 Steven Bosscher <stevenb@suse.de>
3083 * varasm.c (assemble_start_function): Don't do anything that may
3084 require a CFG if the current function is a thunk.
3086 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3088 * doc/install.texi (Prerequisites): Mention that perl is needed
3089 to do export control in libstdc++ targetting Darwin.
3091 2005-07-27 Steven Bosscher <stevenb@suse.de>
3093 PR rtl-optimization/17808
3094 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3095 (sched_insns_conditions_mutex_p): Split out from...
3096 (add_dependence): ...here. But don't call it from here.
3097 (add_dependence_list): Check sched_insns_conditions_mutex_p
3098 before calling add_dependence.
3099 (add_dependence_list_and_free): Likewise.
3100 (fixup_sched_groups): Likewise.
3101 (sched_analyze_1): Likewise.
3102 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3103 (sched_analyze): Likewise.
3104 (sched_analyze_insn): Likewise.
3105 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3106 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3107 dependencies on all COND_EXEC insns to jumps ending basic blocks
3108 when doing intrablock scheduling.
3109 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3111 2005-07-27 Jeff Law <law@redhat.com>
3113 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3114 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3115 equivalency sets, correctly handle the case were vr0 has an
3116 equivalency set, but vr1 does not.
3118 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3120 PR tree-optimization/23073
3121 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3122 vect_print_dump_info before fprintf.
3124 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3126 PR tree-optimize/22348
3127 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3128 Fold the partial computation.
3130 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3132 PR tree-optimization/22325
3133 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3135 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3137 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3138 (force_var_cost): ... this function.
3139 (compute_phi_arg_on_exit): Export.
3141 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3143 PR tree-optimization/20773
3144 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3147 2005-07-27 Richard Guenther <rguenther@suse.de>
3149 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3150 Avoid pushing again if current struct contains only
3151 fields we decomposed.
3153 2005-07-27 Jan Hubicka <jh@suse.cz>
3155 PR tree-optimization/22574
3156 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3159 * tree-tailcall.c (decrease_profile): New function.
3160 (eliminate_tail_call): Use it.
3162 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3163 visibility flags correctly in whole program mode.
3165 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3167 PR rtl-optimization/22472
3168 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3170 2005-07-26 Steven Bosscher <stevenb@suse.de>
3172 PR tree-optimization/22504
3173 * tree-complex.c (expand_complex_addition): Use 'code' instead
3174 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3176 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3178 * config.gcc (cpu_type): Add frv case.
3179 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3180 (supported_defaults): Add fr550 case.
3182 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3185 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3186 whether a pointer of type T * may point to objects of type T *.
3188 2005-07-26 DJ Delorie <dj@redhat.com>
3190 * configure: Regenerate.
3192 2005-07-26 Dale Johannesen <dalej@apple.com>
3194 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3196 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3198 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3199 Clarify use of "build" in name.
3201 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3203 * doc/extend.texi (Raw read/write Functions): New section.
3204 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3205 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3206 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3207 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3208 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3209 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3210 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3211 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3212 * config/frv/frv.c: Add bdesc_loads global.
3213 Add bdesc_stores global.
3214 (frv_init_builtins): Add support for __builtin_{read/write}*.
3215 (frv_volatile_memref): New.
3216 (frv_expand_load_builtin): New.
3217 (frv_expand_store_builtin): New.
3218 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3219 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3220 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3221 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3222 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3223 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3224 (builtin_read_<mode>): New.
3225 (builtin_write_<mode>): New.
3226 (builtin_write64): New.
3227 (optional_membar_<mode>): New.
3229 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3231 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3232 (rather than units) against HOST_BITS_PER_WIDE_INT.
3234 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3236 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3237 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3238 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3239 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3242 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3243 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3244 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3246 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3248 2005-07-26 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/22486
3251 * fold-const.c (fold_unary): Fold away useless component
3252 references of the form (T *)&T.x, if the address
3255 2005-07-25 James E Wilson <wilson@specifixinc.com>
3257 * dwarf2out.c (add_call_src_coords_attributes): New.
3258 (gen_inlined_subroutine_die): Call it.
3259 (maybe_emit_file, init_file_table): Add comments.
3260 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3262 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3263 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3264 * tree.h (BLOCK_SOURCE_LOCATION): New.
3265 (struct tree_block): New field locus.
3267 2005-07-26 Andreas Schwab <schwab@suse.de>
3269 PR rtl-optimization/23043
3270 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3271 when allocating a struct unoccr.
3273 2005-07-25 Richard Henderson <rth@redhat.com>
3276 * tree-complex.c (gate_no_optimization): True if errors.
3277 * Makefile.in (tree-complex.o): Update dependencies.
3279 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3281 * config/frv/predicates.md (integer_register_operand): Use
3284 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3287 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3289 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3291 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3293 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3294 types when flag_unsafe_math_optimizations is true.
3296 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3298 * gcc.c (option_map): Add --sysroot.
3299 (process_command): Handle --sysroot.
3300 (display_help): Document it.
3301 * doc/cppopts.tex (-isysroot): Document.
3302 * doc/invoke.texi (--sysroot): Document.
3303 * doc/install.texi (--with-build-sysroot): Document.
3305 * Makefile.in (inhibit_libc): New variable.
3306 (INHIBIT_LIBC_CFLAGS): Likewise.
3307 (LIBGCC2_CFLAGS): Include
3308 $(INHIBIT_LIBC_CFLAGS).
3309 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3310 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3311 ($(T)crtend.o): Likewise.
3312 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3313 ($(T)crtendS.o): Likewise.
3314 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3315 ($(T)crtendT.o): Likewise.
3316 (stmp-fixinc): Do not complain about missing headers if
3318 * configure.ac (inhibit_libc): Set it to true/false.
3319 (--with-build-sysroot): New option. Use it to set
3321 * configure: Regenerated.
3323 2005-07-25 Manfred Hollstein <mh@suse.com>
3325 * calls.c (store_one_arg): Fix unsigned comparison warning.
3327 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3330 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3331 (ggc_print_statistics): Initialize variable before use.
3333 2005-07-25 Richard Guenther <rguenther@suse.de>
3335 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3336 calling with a PHI_NODE argument.
3338 * tree-flow-inline.h (overlap_subvar): Protect against
3341 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3343 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3344 * configure: Regenerate.
3346 2005-07-25 Ira Rosen <irar@il.ibm.com>
3348 * expr.c (highest_pow2_factor): Make extern.
3349 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3350 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3351 record_array_differ_p, array_ptr_differ_p): Likewise.
3352 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3353 additional cases. Call the above functions.
3354 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3355 base_object_differ_p when there are two base objects. Otherwise, compare
3356 base address and offset. Call may_alias_p.
3357 (dump_data_reference): Use a correct field name.
3358 (analyze_array): Make static. Initialize new data-ref fields.
3359 (analyze_indirect_ref): New function.
3360 (init_data_ref): Initialize new data-ref fields.
3361 (strip_conversion): Moved from tree-vect-analyze.c.
3362 (analyze_offset_expr, get_ptr_offset, address_analysis,
3363 object_analysis): Likewise.
3364 (analyze_offset): New function.
3365 (create_data_ref): Likewise.
3366 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3367 dimensions for ARRAY_REFs only.
3368 (build_classic_dist_vector): Make static.
3369 (access_functions_are_affine_or_constant_p): Call macro to get the
3370 address of access functions.
3371 (compute_all_dependences): Add new parameter
3372 compute_self_and_read_read_dependences. Compute self and read-read
3373 dependences if it is true.
3374 (find_data_references_in_loop): Call create_data_ref. Initialize new
3376 (compute_data_dependences_for_loop): Add new parameter
3377 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3378 compute nb_loops. Call compute_all_dependences,
3379 build_classic_dist_vector and build_classic_dir_vector with correct
3381 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3382 with correct parameters. Compare dimensions for ARRAY_REFs only.
3383 (free_data_refs): Call macro to free access functions.
3384 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3385 fields from stmt_vinfo.
3386 (struct base_object_info): New structure.
3387 (struct data_reference): Move fields to base_object_info. Add fields
3388 first_location and object_info for above structures. Move fields from
3389 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3390 aligned_to. Add macros to access the new fields.
3391 Update functions declarations.
3392 * tree-flow.h (is_aliased_with): Declare.
3393 * tree-loop-linear.c (linear_transform_loops): Call
3394 compute_data_dependences_for_loop with correct parameters.
3395 * tree-ssa-alias.c (is_aliased_with): New function.
3396 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3397 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3398 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3399 vect_base_addr_differ_p, compute_subscript_distance and
3400 build_classic_dist_vector. Add printings. Check absolute value of
3402 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3404 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3405 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3406 to bytes. Add printing.
3407 (vect_compute_data_refs_alignment): Go through loads and stores in one
3409 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3410 vect_analyze_data_ref_access): Likewise.
3411 (vect_analyze_pointer_ref_access): Remove.
3412 (vect_address_analysis, vect_object_analysis): Likewise.
3413 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3414 and analyze data-refs in the loop.
3415 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3416 fields of data-ref instead of stmt. Add init to the offset from the
3418 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3419 (vect_update_init_of_dr): Likewise.
3420 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3421 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3423 (new_loop_vec_info): Initialize new fields.
3424 (destroy_loop_vec_info): Free new fields.
3425 (vect_strip_conversion): Remove.
3426 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3427 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3428 datarefs. Add new field ddrs.
3429 Add macros for the new fields access.
3430 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3431 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3432 Remove their macros.
3433 * tree.h (highest_pow2_factor): Declare.
3435 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3437 * calls.c (store_one_arg): Check for sibling call MEM arguments
3438 from already clobbered incoming argument area.
3440 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3442 * c-common.c (check_missing_format_attribute): New.
3443 * c-common.h (check_missing_format_attribute): Likewise.
3444 * c-typeck.c (convert_for_assignment): Use it.
3446 2005-07-24 Andreas Schwab <schwab@suse.de>
3448 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3449 register use a word move. Correct operand of ext.w in 68000 code.
3451 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3453 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3454 variables as declarations, rather than definitions.
3456 2005-07-24 Ira Rosen <irar@il.ibm.com>
3458 PR tree-optimization/22526
3459 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3462 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3464 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3465 that C99 reserve for future use. Use it to define clog10,
3466 clog10f and clog10l.
3468 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3470 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3471 * configure.ac: Check for -Wmissing-format-attribute.
3473 * configure: Regenerate.
3475 2005-07-23 Richard Henderson <rth@redhat.com>
3477 PR tree-optimization/22623
3478 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3480 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3483 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3485 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3487 * Makefile.in (C_TREE_H): Update dependencies.
3488 * c-tree.h: Include toplev.h.
3489 * diagnostic.h (diagnostic_set_info): Add format attribute.
3490 * rtl-error.c (diagnostic_for_asm): Likewise.
3492 2005-07-23 Chao-ying Fu <fu@mips.com>
3494 * config/mips/mips-dsp.md: New file.
3495 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3496 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3498 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3499 MIPS_BUILTIN_BPOSGE32.
3500 (mips_expand_builtin_direct): Add one parameter to indicate that
3501 builtin functions need to return a value.
3502 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3504 (mips_regno_to_class): Add classes for 12 new DSP registers.
3505 (mips_subword): Change to check four HI registers.
3506 (mips_output_move): Output move to and from 6 new DSP accumulators.
3507 (override_options): Make sure -mdsp and -mips16 are not used together.
3508 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3510 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3512 (print_operand): Add 'q' for printing DSP accumulators.
3513 (mips_cannot_change_mode_class): Check ACC_REGS.
3514 (mips_secondary_reload_class): Check ACC_REGS.
3515 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3516 (mips_register_move_cost): Check ACC_REGS.
3517 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3518 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3519 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3520 (dsp_bdesc): New array.
3521 (bdesc_arrays): Add DSP builtin function table.
3522 (mips_prepare_builtin_arg): Check predicate again after
3524 (mips_expand_builtin): Add one more parameter to
3525 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3526 MIPS_BUILTIN_BPOSGE32.
3527 (mips_init_builtins): Initialize new function types.
3528 (mips_expand_builtin_direct): Check if builtin functions need to
3529 return a value and pass operands properly.
3530 (mips_expand_builtin_bposge): New function.
3531 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3532 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3533 (FIRST_PSEUDO_REGISTER): Increase to 188.
3534 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3535 Update for 12 new DSP registers.
3536 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3537 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3538 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3539 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3540 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3541 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3542 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3543 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3544 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3545 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3546 (REGISTER_NAMES): Add names for 12 new DSP registers.
3547 * config/mips/mips.md: Include mips-dsp.md.
3548 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3549 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3550 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3551 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3552 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3553 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3554 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3555 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3556 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3557 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3558 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3559 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3560 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3561 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3562 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3563 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3564 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3565 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3566 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3567 (UNSPEC_RDDSP): New constants.
3568 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3569 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3571 * config/mips/mips.opt (-mdsp): New option.
3572 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3573 (reg_imm10_operand): New predicates.
3574 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3575 * doc/invoke.texi (-mdsp): Document new option.
3577 2005-07-22 DJ Delorie <dj@redhat.com>
3579 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3581 * tree-inline.c (inlinable_function_p): Likewise.
3583 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3586 * toplev.c (check_global_declarations): Do not mark undefined
3587 variables as DECL_IGNORED_P.
3588 * varasm.c (first_global_object_name): GTY it.
3589 (weak_global_object_name): Likewise.
3590 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3591 a string to go into {weak,first}_global_object_name.
3593 2005-07-22 DJ Delorie <dj@redhat.com>
3595 * c-format.c (check_function_format): Change warning control
3596 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3598 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3600 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3601 &PTR->FLD a dereference of PTR.
3602 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3603 a potential dereference of PTR.
3605 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3607 PR rtl-optimization/20370
3608 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3609 call allocate_reg_info if necessary.
3611 PR rtl-optimization/21848
3612 * calls.c (emit_library_call_value_1): For const functions, add
3613 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3615 PR rtl-optimization/22445
3616 * cselib.c (target.h): Include.
3617 (rtx_equal_for_cselib_p): Allow commutative matches.
3618 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3619 Remove MODE parameter. Changed all callers.
3621 PR rtl-optimization/22258
3622 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3624 (try_combine): Use likely_spilled_retval_p.
3626 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3628 * config.gcc: Add crx-elf support.
3630 * doc/contrib.texi: Mention crx.
3631 * doc/extend.texi: Document crx extensions.
3632 * doc/install.texi: Document crx install.
3633 * doc/invoke.texi: Document crx options.
3634 * doc/md.texi: Document crx constraints.
3636 * config/crx/crx-protos.h: New file.
3637 * config/crx/crx.c: New file.
3638 * config/crx/crx.h: New file.
3639 * config/crx/crx.md: New file.
3640 * config/crx/crx.opt: New file.
3641 * config/crx/t-crx: New file.
3643 2005-07-22 Manfred Hollstein <mh@suse.com>
3645 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3647 (int_add_graph_edge): Likewise.
3648 (collapse_nodes): Likewise.
3649 (process_unification_queue): Likewise.
3651 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3652 Laurent GUERBY <laurent@guerby.net>
3654 PR tree-optimization/22336
3655 * function.c (record_block_change): Check for
3656 cfun->ib_boundaries_block.
3658 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3660 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3661 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3663 2005-07-21 DJ Delorie <dj@redhat.com>
3665 * toplev.c (warn_deprecated_use): Add warning control to warning
3667 * c-typeck.c (parser_build_binary_op): Likewise.
3668 (c_finish_if_stmt): Likewise.
3669 * c-common.c (check_function_sentinel): Likewise.
3670 (check_nonnull_arg): Likewise.
3672 2005-07-21 Richard Henderson <rth@redhat.com>
3675 * tree-complex.c (complex_ssa_name_components): New.
3676 (cvc_lookup): Allow entry not found.
3677 (create_components): Remove.
3678 (create_one_component_var, get_component_var): New.
3679 (get_component_ssa_name, set_component_ssa_name): New.
3680 (extract_component): Use get_component_ssa_name.
3681 (update_complex_components): Use set_component_ssa_name.
3682 (update_complex_components_on_edge): Likewise.
3683 (update_phi_components): Create new PHI nodes directly, instead
3684 of adding insns to edges.
3685 (tree_lower_complex): Allocate and free complex_variable_components
3686 and complex_ssa_name_components here.
3688 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3690 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3691 revert to returning false.
3693 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3696 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3698 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3701 * config/i386/i386.md (cmpxf): Change operand constraints
3702 to "nonmemory_operand".
3704 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3706 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3708 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3711 * fold-const.c (fold_build1): Add checksum for the operands.
3712 (fold_build2): Likewise.
3713 (fold_build3): Likewise.
3715 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3718 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3720 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3722 * common.opt (-fforward-propagate): Committed by mistake,
3725 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3727 * reg-stack.c: Fix comment typo(s).
3728 * tree-ssa-operands.c: Likewise.
3729 * tree-vectorizer: Likewise.
3731 2005-07-21 Nick Clifton <nickc@redhat.com>
3733 * config/sh/symbian.c: Replace C++ style line comments with C
3734 style line comments.
3735 (symbian_add_attribute): Do not use a ? operator on the LHS of
3737 (sh_symbian_handle_dll_attribute): Change the type of the
3738 method vector to "VEC(tree,gc)*" and use vector accessor
3739 macros to walk over the elements.
3740 (symbian_export_vtable_and_rtti_p): Likewise.
3741 (symbian_class_needs_attribute_p): Likewise.
3743 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3746 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3747 initialize targetm.resolve_overloaded_builtin here.
3748 (altivec_expand_overloaded_builtin): Make it non-static.
3749 * config/rs6000/rs6000-protos.h
3750 (altivec_expand_overloaded_builtin): New prototype.
3751 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3752 targetm.resolve_overloaded_builtin here.
3753 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3755 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3756 Zdenek Dvorak <dvorakz@suse.cz>
3758 PR tree-optimization/19210
3759 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3761 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3762 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3763 rely on unproven assumptions.
3764 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3765 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3766 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3767 to number_of_iterations_exit.
3768 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3769 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3770 * tree-ssa-loop-niter.c (find_loop_niter,
3771 estimate_numbers_of_iterations_loop): Likewise.
3772 (number_of_iterations_exit): Honor the new options.
3773 * doc/invoke.texi (Wunsafe-loop-optimizations,
3774 funsafe-loop-optimizations): Document them.
3776 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3778 PR rtl-optimization/22167
3779 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3781 2005-07-20 Adam Nemet <anemet@lnxw.com>
3783 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3784 __do_global_dtors_aux longcall.
3786 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3788 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3789 (old_special_pred_table): Don't reference
3790 SPECIAL_MODE_PREDICATES.
3791 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3792 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3793 * config/sh/predicates.h: Don't mention
3794 SPECIAL_MODE_PREDICATES.
3795 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3798 2005-07-20 DJ Delorie <dj@redhat.com>
3800 * config.gcc: Add m32c-elf support.
3802 * doc/contrib.texi: Mention m32c.
3803 * doc/extend.texi: Document m32c extensions.
3804 * doc/install.texi: Mention m32c.
3805 * doc/invoke.texi: Document m32c options.
3806 * doc/md.texi: Document m32c constraints.
3808 * config/m32c/addsub.md: New file.
3809 * config/m32c/bitops.md: New file.
3810 * config/m32c/cond.md: New file.
3811 * config/m32c/jump.md: New file.
3812 * config/m32c/m32c-lib1.S: New file.
3813 * config/m32c/m32c-lib2.c: New file.
3814 * config/m32c/m32c-modes.def: New file.
3815 * config/m32c/m32c-pragma.c: New file.
3816 * config/m32c/m32c-protos.h: New file.
3817 * config/m32c/m32c.abi: New file.
3818 * config/m32c/m32c.c: New file.
3819 * config/m32c/m32c.h: New file.
3820 * config/m32c/m32c.md: New file.
3821 * config/m32c/m32c.opt: New file.
3822 * config/m32c/minmax.md: New file.
3823 * config/m32c/mov.md: New file.
3824 * config/m32c/muldiv.md: New file.
3825 * config/m32c/predicates.md: New file.
3826 * config/m32c/prologue.md: New file.
3827 * config/m32c/shift.md: New file.
3828 * config/m32c/t-m32c: New file.
3830 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3832 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3833 (stack_protect_set, stack_protect_test): New expanders.
3834 (stack_protect_set_si, stack_protect_set_si_media,
3835 stack_protect_set_di_media, stack_protect_test_si,
3836 stack_protect_test_si_media, stack_protect_test_di_media):
3839 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3841 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3843 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3845 * tree.h (tree_expr_nonzero_p): Export.
3846 * fold-const.c (tree_expr_nonzero_p): Likewise.
3847 Return true for CALL_EXPRs that are alloca calls.
3848 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3850 * tree-flow.h (expr_computes_nonzero): Remove.
3851 * tree-vrp.c (expr_computes_nonzero): Remove.
3852 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3853 (extract_range_from_unary_expr): Likewise.
3854 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3855 tree_expr_nonzero_p.
3857 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3859 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3860 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3861 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3862 All callers changed.
3863 (frame_related_constant_load): New arg "related" which controls
3864 setting of RTX_FRAME_RELATED_P. All callers changed.
3865 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3866 (bfin_expand_prologue): Add stack limit checking.
3867 * config/bfin/bfin.md (trapifcc): New pattern.
3869 * config/bfin/bfin.c: Include "langhooks.h".
3870 (def_builtin): Go through lang_hooks to call builtin_function.
3872 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3873 * config/bfin/predicates.md (symbol_ref_operand): New.
3874 (call_insn_operand): Delete. All callers changed to use
3875 register_no_elim_operand.
3876 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3878 (function_arg): Use it to generate the call's operand 2.
3879 (bfin_longcall_p): New function.
3880 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3881 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3882 determine if the address needs to be in a REG.
3883 (bfin_handle_longcall_attribute): New function.
3884 (bfin_attribute_table): Add "longcall" and "shortcall".
3885 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3886 (CUMULATIVE_ARGS): New member call_cookie.
3887 (PREDICATE_CODES): Add symbol_ref_operand.
3888 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3889 extra USE to the pattern.
3890 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3891 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3892 sibcall_value_insn; now the new patterns handle direct calls and the
3893 old ones indirect calls.
3894 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3896 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3898 * doc/trouble.texi: Update section on handling of empty loops.
3900 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3902 * config.gcc: Remove support for sparc-*-openbsd*,
3903 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3905 * config.host: Remove support for i860-*-sysv4* as a host.
3906 * config/i860/*, config/ip2k/*, config/ns32k/*,
3907 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3908 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3909 mention obsolete ports.
3911 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3913 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3915 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3916 of frame_pointer_rtx.
3917 (sh_expand_epilogue): Likewise.
3918 (sh_set_return_address): Likewise.
3919 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3920 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3921 offsets from FRAME_POINTER_REGNUM.
3922 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3923 (sh_register_names): Add initializer for sfp.
3924 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3925 (VALID_REGISTER_P): Likewise.
3926 (FIRST_PSEUDO_REGISTER): Update.
3927 (DWARF_FRAME_REGISTERS): Define.
3928 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3929 (HARD_FRAME_POINTER_REGNUM): Define.
3930 (FRAME_POINTER_REGNUM): Redefine.
3931 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3932 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3933 from FRAME_POINTER_REGNUM.
3934 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3935 FRAME_POINTER_REGNUM.
3936 (REG_CLASS_CONTENTS): Add sfp.
3937 (REG_ALLOC_ORDER): Likewise.
3938 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3939 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3940 of frame_pointer_rtx.
3941 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3943 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3945 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3946 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3947 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3949 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3952 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3954 Make CONSTRUCTOR use VEC to store initializers.
3955 * c-common.c (complete_array_type): Update to cope with VEC in
3957 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3958 (pp_c_constructor_elts): New function.
3959 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3960 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3961 struct constructor_stack, struct initializer_stack,
3962 constructor_elements, push_init_level, pop_init_level,
3963 add_pending_init, find_init_member, output_init_element): Update to
3964 cope with VEC in CONSTRUCTOR_ELTS.
3965 * coverage.c (build_fn_info_value, build_ctr_info_value,
3966 build_gcov_info): Likewise.
3967 * expr.c (categorize_ctor_elements_1, store_constructor,
3968 expand_expr_real_1): Likewise.
3969 * fold-const.c (fold_ternary): Likewise.
3970 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3971 gimplify_init_constructor, gimplify_expr): Likewise.
3972 * tree-dump.c (dequeue_and_dump): Likewise.
3973 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3975 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3977 * tree-sra.c (generate_element_init_1): Likewise.
3978 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3979 * tree-ssa-operands.c (get_expr_operands): Likewise.
3980 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3981 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3982 (get_initial_def_for_reduction): Likewise.
3983 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3984 value handle in annotations.
3985 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3986 tree_node_structure): Add support for constr_kind.
3987 (build_vector_from_ctor, build_constructor_single,
3988 build_constructor_from_list): New functions.
3989 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3990 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3991 Update to cope with VEC in CONSTRUCTOR_ELTS.
3992 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3993 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3994 CONSTRUCTOR_APPEND_ELT): New macros.
3995 (struct constructor_elt, struct tree_constructor): New data types.
3996 (union tree_node): Add tree_constructor field.
3997 * treestruct.def: Define TS_CONSTRUCTOR.
3998 * varasm.c (const_hash_1, compare_constant, copy_constant,
3999 compute_reloc_for_constant, output_addressed_constants,
4000 initializer_constant_valid_p, output_constant,
4001 array_size_for_constructor, output_constructor): Update to cope with
4002 VEC in CONSTRUCTOR_ELTS.
4003 * vec.h (VEC_empty, VEC_copy): New macros.
4005 2005-07-19 Devang Patel <dpatel@apple.com>
4007 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4009 2005-07-19 Richard Henderson <rth@redhat.com>
4012 * gimplify.c (gimplify_expr): Use main variant type for the temp
4013 destination for a discarded volatile read.
4014 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4015 casts between non-void types that change volatility.
4017 2005-07-15 DJ Delorie <dj@redhat.com>
4019 * toplev.h: Add comment about the first parameter for warning().
4020 * errors.h: Likewise.
4022 * c.opt (Wpragmas): New.
4023 * doc/invoke.texi: Document it.
4025 * function.c (do_warn_unused_parameter): Add warning control to
4027 * c-decl.c (warn_if_shadowing): Likewise.
4028 * c-lex.c (cb_def_pragma): Likewise.
4029 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4030 (pop_alignment): Likewise.
4031 (handle_pragma_pack): Likewise.
4032 (apply_pragma_weak): Likewise.
4033 (handle_pragma_weak): Likewise.
4034 (handle_pragma_redefine_extname): Likewise.
4035 (add_to_renaming_pragma_list): Likewise.
4036 (handle_pragma_extern_prefix): Likewise.
4037 (maybe_apply_renaming_pragma): Likewise.
4038 (handle_pragma_visibility): Likewise.
4040 * config/c4x/c4x-c.c (BAD): Likewise.
4041 (c4x_parse_pragma): Likewise.
4042 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4043 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4044 (rs6000_pragma_longcall): Likewise.
4045 * config/v850/v850-c.c (pop_data_area): Likewise.
4046 (ghs_pragma_section): Likewise.
4047 (ghs_pragma_section): Likewise.
4048 (ghs_pragma_interrupt): Likewise.
4049 (ghs_pragma_starttda): Likewise.
4050 (ghs_pragma_startsda): Likewise.
4051 (ghs_pragma_startzda): Likewise.
4052 (ghs_pragma_endtda): Likewise.
4053 (ghs_pragma_endsda): Likewise.
4054 (ghs_pragma_endzda): Likewise.
4056 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4057 Kenneth Zadeck <zadeck@naturalbridge.com>
4059 * Makefile.in: Removed tree-promote-statics.c
4060 * tree-promote-statics.c: Removed.
4061 * common.opt: Removed flag-promote-statics.
4063 * passes.c: Removed tree-promote-statics pass.
4064 * tree-pass.h: Ditto.
4065 * timevar.def: Removed TV_PROMOTE_STATICS.
4068 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4070 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4072 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4074 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * c-common.c (check_function_arguments): Call
4078 'check_function_format' if either -Wformat or
4079 -Wmissing-format-attribute are specified.
4080 * c-format.c (check_function_format): Check -Wformat before
4081 calling 'check_format_info'.
4082 * c-opts.c (c_common_post_options): Don't warn for
4083 -Wmissing-format-attribute without -Wformat.
4084 * c-typeck.c (convert_for_assignment): Detect additional cases for
4085 -Wmissing-format-attribute.
4086 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4089 2005-07-19 Richard Guenther <rguenther@suse.de>
4091 * config/i386/i386.md (lrint<mode>2): Use temporary
4092 instead of clobbering non-existent memory.
4094 2005-07-19 Nick Clifton <nickc@redhat.com>
4096 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4097 statement to avoid displaying ASCII control characters.
4099 2005-07-19 Ben Elliston <bje@au.ibm.com>
4101 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4102 * cfganal.c (find_edge_index): Ditto.
4103 * combine.c (combine_instructions): Ditto.
4104 * ddg.c (create_scc): Ditto.
4105 (find_successors): Ditto.
4106 (find_predecessors): Ditto.
4107 (find_nodes_on_paths): Ditto.
4108 (longest_simple_path): Ditto.
4109 * flow.c (update_life_info): Ditto.
4110 (count_or_remove_death_notes): Ditto.
4111 (clear_log_links): Ditto.
4112 * modulo-sched.c (generate_reg_moves): Ditto.
4113 (find_max_asap): Ditto.
4114 (find_max_hv_min_mob): Ditto.
4115 (find_max_dv_min_mob): Ditto.
4116 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4117 * sched-rgn.c (extract_edgelst): Ditto.
4118 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4119 (dump_update_ssa): Ditto.
4120 (ssa_names_to_replace) Ditto.
4121 (switch_virtuals_to_full_rewrite): Ditto.
4122 (update_ssa): Ditto.
4123 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4125 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4127 Fix PR tree-optimization/22483
4129 * tree-complex.c (create_components): Use
4130 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4131 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4132 * tree-flow.h (safe_referenced_var_iterator): New structure.
4133 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4134 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4135 safe_referenced_var iterator.
4136 (add_type_alias): Ditto.
4138 2005-07-19 Steven Bosscher <stevenb@suse.de>
4140 * loop-init.c (rest_of_handle_loop2): Remove.
4141 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4142 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4143 (pass_rtl_loop_init, pass_rtl_loop_done,
4144 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4145 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4146 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4147 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4148 pass_tree_loop_done, and pass_tree_unswitch.
4149 (gate_loop): Rename to gate_tree_loop.
4150 * passes.c (init_optimization_passes): Update for renamed tree
4151 loop passes. Add the new loop2 passes as subpasses of loop2.
4152 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4153 Update for the renamed tree loop passes.
4155 2005-07-18 Ian Lance Taylor <ian@airs.com>
4158 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4159 blocks when optimizing.
4161 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4163 * common.opt (frename-registers): Initialize to 2.
4165 (fgcse-after-reload): Ditto.
4166 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4167 (process_options): Only change flag_web, flag_rename_registers,
4168 and flag_rerun_cse_after_loop if not explicitly set by user.
4170 2005-07-18 Jan Beulich <jbeulich@novell.com>
4172 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4173 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4174 in 64-bit mode the same as DImode in 32-bit mode.
4175 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4176 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4177 mode. Add new mode parameter.
4178 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4179 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4180 x86_64_shift_adj): New expanders.
4181 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4182 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4184 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4185 DImode shift splitters.
4186 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4187 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4190 2005-07-18 Jan Beulich <jbeulich@novell.com>
4192 * i386.md (movdi_extzv_1): New.
4193 (zero_extendhidi2): Combine alternatives and never force use of
4195 (zero_extendqidi2): Likewise. Don't restrict input selection.
4197 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4199 Fix PR tree-optimization/22531
4200 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4203 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4205 * tree-promote-statics.c (pass_promote_statics): Change dump file
4208 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4210 * tree-optimize.c (init_tree_optimization_passes): Add
4211 pass_eliminate_useless_stores pass.
4212 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4213 * tree-ssa-pre.c (is_copy_stmt): New function.
4214 (follow_copies_till_vuse): Ditto.
4215 (do_eustores): Ditto.
4216 (gate_eustores): Ditto.
4218 2005-07-16 Richard Henderson <rth@redhat.com>
4220 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4222 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4223 Kenneth Zadeck <zadeck@naturalbridge.com>
4225 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4226 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4227 ipa-type-escape.h, tree-promote-statics.c
4228 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4229 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4230 tree-promote-statics.c: new files.
4231 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4232 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4233 int nonlocal_set_p, mark_constant_function): Deleted.
4234 (rest_of_handle_cfg): Removed call to mark_constant_function.
4235 (nonoverlapping_component_refs_p): Added calls to support
4236 type based aliasing.
4237 * tree-ssa-alias.c (may_alias_p,
4238 compute_flow_insensitive_aliasing): Ditto.
4239 * calls.c (flags_from_decl_or_type): Removed reference to
4241 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4242 too many arguments. This is necessary for Spec 2000.
4243 * cgraph.h (const_function, pure_function): Removed.
4244 * common.opt: Added "fipa-pure-const", "fipa-reference",
4245 "fipa-type-escape", and "ftree-promote-static".
4247 * passes.c: Added ipa and tree-promote-statics passes.
4248 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4249 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4250 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4251 * tree-flow.h: Added exposed sra calls and addition of
4252 reference_vars_info field for FUNCTION_DECLS.
4253 * tree-pass.h: Added passes.
4254 * tree-sra.c: (sra_init_cache): New function.
4255 (sra_insert_before, sra_insert_after) Made public.
4256 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4258 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4259 aliasing. (may_alias_p): Added code to use type escape analysis to
4261 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4262 code to prune clobbers of static variables based on information
4263 produced in ipa-reference pass. Changed call clobbering so that
4264 statics are not marked as clobbered if the call does not clobber
4267 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4269 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4272 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4274 * doc/install.texi (*-*-solaris2*): Document recommended version
4275 of GNU binutils and mention GNU linker problem on Solaris 10.
4277 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4280 * c-decl.c (c_build_bitfield_integer_type): New function.
4281 (finish_struct): Call it.
4282 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4284 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4286 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4289 2005-07-16 Jan Hubicka <jh@suse.cz>
4291 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4292 (scale_bbs_frequencies_int): Watch roundoff errors.
4293 * predict.c (return_prediction): Initialize return_stmt.
4295 2005-07-16 Jan Hubicka <jh@suse.cz>
4297 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4298 after RTL profiling.
4300 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4303 * fold-const.c (build_range_check): Convert high/low to etype
4304 if we are only comparing against exp.
4306 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4308 Fix PR tree-optimization/22376
4309 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4311 (need_to_solve): New function.
4312 (compute_points_to_sets): Use it.
4314 2005-07-15 Jan Hubicka <jh@suse.cz>
4316 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4317 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4319 2005-07-15 Richard Guenther <rguenther@suse.de>
4321 * c-common.c (handle_flatten_attribute): New function.
4322 Add flatten function attribute.
4323 * doc/extend.texi: Document flatten function attribute.
4324 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4325 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4327 (cgraph_decide_inlining): Handle functions with flatten
4330 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4332 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4333 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4334 UNSPEC_XCHG, UNSPEC_AND): New.
4335 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4336 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4337 * config/rs6000/sync.md (FETCHOP): New code macro.
4338 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4340 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4341 (sync_compare_and_swap<mode>): Same.
4342 (sync_lock_test_and_set<mode>): Same.
4343 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4344 for QImode and HImode, and not PPC405.
4345 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4346 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4347 (sync_<fetchop>{si,di}_internal): New.
4348 (sync_nand{si,di}_internal): New.
4349 (sync_old_<fetchop>{si,di}_internal): New.
4350 (sync_old_nand{si,di}_internal): New
4351 (sync_new_<fetchop>{si,di}_internal): New.
4352 (sync_new_nand{si,di}_internal): New.
4353 (atomic_and{si,di}): New.
4354 (sync_new_nand{si,di}_internal): New.
4355 (atomic_and{si,di}): New.
4356 (sync_add<mode>_internal): Delete.
4357 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4358 (sync_sub<mode>_internal): Delte.
4359 (sync_subshort_internal): New.
4360 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4361 (sync_anddi_internal): Delete.
4362 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4363 (sync_booldi_internal): Delete.
4364 (sync_boolc<mode>_internal): Delete.
4365 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4366 (sync_boolc<mode>_internal2): Delete.
4367 (sync_boolcc<mode>_internal): Delete.
4368 (isync, lwsync): Use unspec instead of unspec_volatile.
4369 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4370 Revert UNSPEC_VOLATILE.
4371 (rs6000_split_atomic_op): New.
4372 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4374 2005-07-14 Eric Christopher <echristo@redhat.com>
4376 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4377 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4379 2005-07-14 Eric Christopher <echristo@redhat.com>
4381 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4383 2005-07-14 Steven Bosscher <stevenb@suse.de>
4385 PR tree-optimization/22230
4386 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4387 the computation of the four cross productions for "range op range".
4389 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4390 Ulrich Weigand <uweigand@de.ibm.com>
4393 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4396 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4398 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4400 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4402 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4404 2005-07-14 Richard Guenther <rguenther@suse.de>
4407 * config/i386/i386-protos.h (ix86_function_value): Change
4408 prototype to match new target hook.
4409 * config/i386/i386.c (ix86_value_regno): Change prototype
4410 to take extra type argument.
4411 (TARGET_FUNCTION_VALUE): Define.
4412 (ix86_function_ok_for_sibcall): Pass extra argument to
4413 ix86_value_regno, check return slot rtx for exact match.
4414 (ix86_function_value): Take extra parameter. Dispatch to
4415 ix86_value_regno with fndecl/fntype as provided.
4416 (ix86_value_regno): Handle extra type argument.
4417 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4419 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4420 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4421 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4422 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4423 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4425 2005-07-14 Richard Guenther <rguenther@suse.de>
4427 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4428 * calls.c (expand_call): Pass fntype to hard_function_value.
4429 (emit_library_call_value_1): Likewise.
4430 * explow.c: Include target.h.
4431 (hard_function_value): Take extra argument, the fntype.
4432 Use new target hook for function_value.
4433 * expr.h (hard_function_value): Change prototype.
4434 * function.c (aggregate_value_p): Pass 0 as fntype to
4435 hard_function_value.
4436 (assign_parms): Use new target hook for function_value.
4437 Pass 0 as fntype to hard_function_value.
4438 (expand_function_end): Likewise.
4439 * reg-stack.c: Include target.h.
4440 (stack_result): Use new target hook for function_value.
4441 * target-def.h: New target hook function_value.
4442 * target.h: Likewise.
4443 * targhooks.c (default_function_value): New function.
4444 * targhooks.h (default_function_value): Declare.
4446 2005-07-13 Ian Lance Taylor <ian@airs.com>
4448 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4450 2005-07-14 Jan Hubicka <jh@suse.cz>
4452 * tree-dfa.c (dump_variable): Use default_def function.
4453 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4454 * tree-ssa.c (verify_use): Likewise.
4455 * tree-ssanames.c (release_ssa_name): Likewise.
4456 * tree-tailcall.c (eliminate_tail_call): Likewise.
4457 (tree_optimize_tail_calls_1): Likewise.
4458 * tree-vrp.c (get_value_range): Likewise.
4460 2005-07-14 Ben Elliston <bje@au.ibm.com>
4462 * gcc.c (main): Compare language[0] with '*' when iterating over
4465 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4467 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4468 "s390_emit_compare". Add handling of CCZ1mode.
4469 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4470 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4472 (s390_branch_condition_mask): Add CCZ1mode handling.
4473 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4474 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4475 Use CCZ1mode instead of CCZmode.
4476 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4478 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4480 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4482 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4484 2005-07-13 Eric Christopher <echristo@redhat.com>
4486 * config/mips/mips.c (mips_canonicalize_comparison): New.
4487 (mips_emit_int_relational): Use.
4489 2005-07-13 Eric Christopher <echristo@redhat.com>
4491 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4493 * config/s390/s390.md: Include tpf.md. Move tpf specific
4495 * config/s390/tpf.md: To here.
4496 * config/s390/s390.opt: Move tpf specific options...
4497 * config/s390/tpf.opt: to here. Add mmain option.
4498 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4499 * config/s390/tpf.h: Rewrite.
4501 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4503 * doc/tm.texi: Remove @xref{Cross-profiling}.
4505 2005-07-13 Jeff Law <law@redhat.com>
4507 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4508 expressions, test their _DECL operands for pointer equality rather
4509 than using operand_equal_p.
4511 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4513 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4514 (TARGET_POSIX_IO): This.
4515 * config/darwin.h: Likewise.
4516 * config/freebsd.h: Likewise.
4517 * config/linux.h: Likewise.
4518 * config/lynx.h: Likewise.
4519 * config/netbsd.h: Likewise.
4520 * config/rs6000/linux64.h: Likewise.
4521 * config/rs6000/linux.h: Likewise.
4522 * config/s390/tpf.h: Likewise.
4523 * config/sh/embed-elf.h: Likewise.
4524 * config/sparc/linux64.h: Likewise.
4525 * config/sparc/linux.h: Likewise.
4526 * config/svr4.h: Likewise.
4527 * gcov-io.h: Likewise.
4529 * doc/tm.texi: Updated.
4531 * libgcov.c (create_file_directory): Defined only if
4532 TARGET_POSIX_IO is defined.
4533 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4536 2005-07-13 Jan Hubicka <jh@suse.cz>
4538 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4540 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4542 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4543 structure as argument.
4545 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4547 PR tree-optimization/21921
4548 * tree-iterator.c (tsi_link_before): Support the case when
4549 tsi_end_p (tsi) == true.
4551 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4553 PR tree-optimization/22442
4554 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4557 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4559 PR rtl-optimization/20376
4560 * toplev.c (process_options): Enable -fweb and -frename-registers when
4562 * doc/invoke.texi: Update the information about when -fweb and
4563 -frename-registers are enabled.
4565 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4568 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4569 if *rhs_p is not a SSA_NAME.
4571 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4573 Fix PR tree-optimization/22422
4574 * tree-ssa-structalias.c (struct variable_info): Add flag for
4576 (get_varinfo): Now a static function.
4577 (new_varinfo): init has_union and is_special_var to false.
4578 (solution_set_add): Check has_union.
4579 (do_da_constraint): Move temporary variable so it gets reset
4581 Also check for special variable.
4582 (do_ds_constraint): Ditto.
4583 (do_sd_constraint): Ditto.
4584 (do_structure_copy): Check for special variable.
4585 (find_func_aliases): Ditto.
4586 (init_base_vars): Set special vars properly.
4588 2005-07-13 Jan Hubicka <jh@suse.cz>
4590 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4593 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4594 (get_expr_operands): Fix thinko wrt flags and subvars.
4596 PR tree-optimize/22379
4597 * tree-inline.c (expand_call_inline): Do not output sorry in early
4600 2005-07-12 Dale Johannesen <dalej@apple.com>
4602 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4604 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4607 * host-linux.h: Include limits.h.
4609 2005-07-12 Dale Johannesen <dalej@apple.com>
4611 * expr.c (compress_float_constant): Add cost check.
4612 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4614 2005-07-12 Dale Johannesen <dalej@apple.com>
4616 * gcc.target/i386/compress-float-sse.c: New.
4617 * gcc.target/i386/compress-float-sse-pic.c: New.
4618 * gcc.target/i386/compress-float-387.c: New.
4619 * gcc.target/i386/compress-float-387-pic.c: New.
4620 * gcc.dg/compress-float-ppc.c: New.
4621 * gcc.dg/compress-float-ppc-pic.c: New.
4623 2005-07-12 Eric Christopher <echristo@redhat.com>
4625 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4627 * config/s390/s390.md: Include tpf.md. Move tpf specific
4629 * config/s390/tpf.md: To here.
4630 * config/s390/s390.opt: Move tpf specific options...
4631 * config/s390/tpf.opt: to here. Add mmain option.
4632 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4633 * config/s390/tpf.h: Rewrite.
4635 2005-07-12 Eric Christopher <echristo@redhat.com>
4637 * gcc.c (struct infile): Update comment for language.
4638 (main): Rewrite input file resetting code.
4640 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4643 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4644 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4645 (lookup_avail_expr): Use constant_boolean_node instead
4646 of boolean_false_node/boolean_true_node.
4648 2005-07-12 Ben Elliston <bje@au.ibm.com>
4650 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4651 and use it when printing num_edges.
4653 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4655 * doc/extend.texi (Blackfin Built-in Functions): New section.
4656 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4659 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4661 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4662 s/cmpstrsi/cmpstrnsi
4663 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4665 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4666 (init_optabs): Initialize cmpstrn_optab.
4667 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4668 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4669 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4670 * config/i386/i386.md: s/cmpstr/cmpstrn
4671 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4672 * doc/md.texi: Update documentation.
4674 2005-07-11 Richard Henderson <rth@redhat.com>
4676 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4677 build_va_arg_indirect_ref.
4678 (alpha_gimplify_va_arg): Likewise.
4679 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4680 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4681 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4682 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4683 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4684 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4686 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4688 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4690 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4691 * passes.c (init_optimization_passes): Add pass_empty_loop.
4692 * tree-pass.h (pass_empty_loop): Declare.
4693 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4694 try_remove_empty_loop, remove_empty_loops): New functions.
4695 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4696 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4698 2005-07-12 Peter Barada <peter@the-baradas.com>
4702 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4703 in address registers.
4704 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4705 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4706 alternative of addsi3_5200.
4708 2005-07-11 Ian Lance Taylor <ian@airs.com>
4710 * config/mips/mips.md (ffs<mode>2): Remove.
4712 2005-07-11 Ian Lance Taylor <ian@airs.com>
4714 * doc/tree-ssa.texi (Cleanups): Improve description of
4716 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4718 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4720 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4721 * tree.h (DECL_ARGUMENT_FLD): New macro.
4723 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4725 Fix PR tree-optimization/22404
4727 * tree-ssa-structalias.c (create_variable_info_for): Use
4730 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4732 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4733 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4734 for second comparison operand.
4735 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4737 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4738 (define_insn_reservation "alu"): Likewise.
4739 (csync, ssync): Now of type sync.
4740 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4741 -mcsync-anomaly -mspecld-anomaly.
4742 * config/bfin/bfin.opt (mcsync): Remove.
4743 (mcsync-anomaly, mspecld-anomaly): Add.
4744 * config/bfin/bfin.c: Include "insn-codes.h".
4745 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4746 (TARGET_DEFAULT_TARGET_FLAGS): New.
4747 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4749 2005-07-11 Steven Bosscher <stevenb@suse.de>
4751 * basic-block.h: Give the BB flags enum a name, bb_flags.
4752 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4753 * cfgcleanup.c (enum bb_flags): Remove here.
4754 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4755 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4756 (update_forwarder_flag): Likewise.
4757 (thread_jump): Likewise.
4758 (try_forward_edges): Likewise.
4759 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4760 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4761 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4763 2005-07-11 Richard Guenther <rguenther@suse.de>
4765 * config/i386/i386.opt: New target option -msseregparm.
4766 * config/i386/i386.c (override_options): Error out for
4767 -msseregparm but no SSE support.
4768 (ix86_function_sseregparm): Check for global sseregparm.
4769 * doc/invoke.texi: Document -msseregparm.
4771 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4773 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4774 (m32rle-*-linux*): Ditto.
4776 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4778 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4779 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4782 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4786 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4787 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4789 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4791 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4792 (varmap): Heapify varmap.
4793 (constraints): Heapify constraints.
4794 (struct constraint_graph): Heapify succs and preds.
4795 (constraint_vec_find): Update for heapification.
4796 (constraint_set_union): Ditto.
4797 (insert_into_complex): Ditto.
4798 (constraint_edge_vec_find): Ditto.
4799 (erase_graph_self_edge): Ditto.
4800 (add_graph_edge): Ditto.
4801 (get_graph_weights): Ditto.
4802 (merge_graph_nodes): Ditto.
4803 (build_constraint_graph): Ditto.
4804 (topo_visit): Ditto.
4805 (solve_graph): Ditto.
4806 (create_variable_info_for): Ditto.
4807 (init_base_vars): Ditto.
4808 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4809 (condese_varmap_nodes): Free complex vector.
4810 (clear_edges_for_node): Clear succs and preds vector.
4812 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4814 * tree-ssa-structalias.c (update_alias_info): Change counting of
4815 references to not include vdefs.
4817 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4819 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4822 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4824 * pa.c (pa_commutative_p): Make PLUS commutative when
4825 TARGET_NO_SPACE_REGS is true.
4827 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4829 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4830 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4831 * tree-dfa.c (dump_subvars_for): New.
4832 (debug_subvars_for): New.
4833 (dump_variable): Show subvariables if VAR has them.
4834 * tree-flow-inline.h (get_subvar_at): New.
4835 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4836 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4838 (struct subvar): Change fields offset and size to unsigned
4840 (dump_subvars_for): Declare.
4841 (debug_subvars_for): Declare.
4842 (get_subvar_at): Declare.
4843 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4844 to unsigned HOST_WIDE_INT *.
4845 (overlap_subvar): Likewise.
4846 * tree-gimple.c (is_gimple_reg): Always return false for
4847 SFTs and memory tags.
4848 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4850 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4851 (compute_may_aliases): Call compute_points_to_sets.
4852 (collect_points_to_info_for): Remove.
4853 (compute_points_to_and_addr_escape): Remove.
4854 (delete_alias_info): Call delete_points_to_sets.
4855 (compute_flow_sensitive_aliasing): If the call to
4856 find_what_p_points_to returns false, call set_pt_anything.
4857 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4858 (set_pt_anything): Clear pi->pt_vars.
4859 (set_pt_malloc): Remove.
4860 (merge_pointed_to_info): Remove.
4861 (add_pointed_to_expr): Remove.
4862 (add_pointed_to_var): Remove.
4863 (collect_points_to_info_r): Remove.
4864 (is_escape_site): Make extern.
4866 (create_overlap_variables_for): Call it.
4867 * tree-ssa-copy.c (merge_alias_info): Never merge
4868 flow-sensitive alias information.
4869 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4870 offset and size to be unsigned HOST_WIDE_INT.
4871 (add_to_addressable_set): Rename from note_addressable.
4872 Set TREE_ADDRESSABLE as the variables are added to the set.
4874 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4875 operands into VUSEs when adding V_MAY_DEFs for members in an
4877 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4878 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4879 (struct variable_info): Add bitfield is_heap_var.
4880 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4881 (new_var_info): Initialize is_heap_var.
4882 (get_constraint_for): Add HEAP variables to the symbol table.
4883 Mark them with is_heap_var.
4884 (update_alias_info): New. Taken mostly from the old
4885 compute_points_to_and_addr_escape.
4886 (handle_ptr_arith): New.
4887 (find_func_aliases): Call update_alias_info.
4888 Call handle_ptr_info for tcc_binary expressions.
4889 Call mark_stmt_modified.
4890 (create_variable_info_for): If DECL has subvars, do not create
4891 variables for its subvars. Always add all the fields.
4892 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4893 SFTs, then add all the SFTs of the structure.
4894 If VI->DECL is an aggregate with subvariables, add the SFT at
4896 (find_what_p_points_to): If VI is an artificial variable,
4897 translate to bitfields in SSA_NAME_PTR_INFO.
4898 If the solution is empty, set pi->pt_vars to NULL
4899 (init_base_vars): Create ANYOFFSET.
4900 (compute_points_to_sets): Rename from create_alias_vars.
4902 (pass_build_pta): Remove.
4903 (delete_points_to_sets): Rename from delete_alias_vars.
4904 (pass_del_pta): Remove.
4905 * tree-ssa-structalias.h (struct alias_info): Move from
4907 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4908 NUM_REFERENCES_SET): Likewise.
4909 (compute_points_to_sets, delete_points_to_sets): Declare.
4911 2005-07-09 Richard Henderson <rth@redhat.com>
4913 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4914 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4915 alpha_split_lock_test_and_set_12): New functions.
4916 * config/alpha/alpha-protos.h: Update.
4917 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4918 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4919 * config/alpha/sync.md (I12MODE): New.
4920 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4921 (sync_<fetchop_name><I48MODE>): Likewise.
4922 (sync_nand<I48MODE>): Likewise.
4923 (sync_old_<fetchop_name><I48MODE>): Likewise.
4924 (sync_new_<fetchop_name><I48MODE>): Likewise.
4925 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4926 (sync_compare_and_swap<I48MODE>): Likewise.
4927 (sync_lock_test_and_set<I48MODE>): Likewise.
4928 (sync_compare_and_swap<I12MODE>): New.
4929 (sync_compare_and_swap<I12MODE>_1): New.
4930 (sync_lock_test_and_set<I12MODE>): New.
4931 (sync_lock_test_and_set<I12MODE>_1): New.
4933 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4937 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4939 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4941 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4942 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4944 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4947 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4949 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4951 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4952 memory_operand constraint.
4953 (store_conditional_<mode>): Same.
4954 (sync_compare_and_swap<mode>): Same.
4955 (sync_lock_test_and_set<mode>): Same.
4957 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4959 Rewrite PIC support to more closely model actual instructions.
4960 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4961 (cris_symbol): Remove prototypes for removed functions.
4962 (cris_pic_symbol_type_of, cris_valid_pic_const)
4963 (cris_expand_pic_call_address): Prototypes for new functions.
4964 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4966 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4968 <case ':'>: Add case for new punctuation character.
4969 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4970 emitting (extra) PIC modifier.
4971 <case UNSPEC>: Do not assert for PLT.
4972 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4973 (cris_expand_prologue, cris_expand_epilogue): Check
4974 for pic_offset_table_rtx usage instead of taking
4975 current_function_uses_pic_offset_table as the final word.
4976 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4977 Remove flag_pic difference.
4978 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4979 the moral equivalents of...
4980 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4982 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4983 (cris_handle_option): Mark ARG as unused.
4984 (cris_expand_pic_call_address): New worker function for "call",
4986 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4987 output PIC constructs here.
4988 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4989 as symbol-specific modifers, not whole or part of operands.
4990 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4991 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4992 constants and flag_pic.
4993 (CONSTANT_INDEX_P): Adjust for new functions.
4994 (enum cris_pic_symbol_type): New helper type.
4995 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4996 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4997 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4999 ("movsi"): Emit actual instructions for GOT and relative access.
5000 ("*movsi_got_load"): New pattern to set up the register holding
5002 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5003 Adjust FIXME for 'S'.
5004 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5005 Use "movs" for -fpic cases.
5006 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5007 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5008 ("call", "call_value"): Just call cris_expand_pic_call_address for
5010 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5011 Remove special pattern.
5012 ("*expanded_call_side", "*expanded_call_value_side"): New
5014 (gotplt-to-plt, gotplt-to-plt-side-call)
5015 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5017 * config/cris/cris/predicates.md
5018 ("cris_general_operand_or_gotless_symbol"): Remove unused
5020 ("cris_general_operand_or_symbol"): Adjust for new functions.
5022 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5024 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5026 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5028 * Makefile.in (TREE_H): Add treestruct.def.
5029 (c-decl.o): Add pointer-set.h
5030 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5031 visibility on regular DECL's.
5032 (merge_decls): Fix the copying of decl nodes of various types for
5033 the new structures. Don't update RTL, section name, weak status,
5034 etc, on DECL's without RTL.
5035 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5036 Don't check volatile on non-variable types.
5037 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5038 to check whether we have seen arguments.
5039 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5040 flag is checked before field (flag is common, field is not).
5041 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5042 TS_DECL_COMMON could have an origin.
5043 (add_location_or_const_value_attribute): Don't check section name
5044 on non-var/function decls.
5045 (dwarf2out_var_location): Reverse order of tests.
5046 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5047 with DECL_WRTL_CHECK.
5048 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5049 * fold-const.c (fold_binary): Don't check weakness on
5050 non-var/function decls.
5051 (tree_expr_nonzero_p): Ditto.
5052 (fold_checksum_tree): Use tree_decl_extra as sizeof
5054 * ggc-page.c (extra_order_size_table): Add sizes for
5055 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5057 * gimplify.c (gimplify_bind_expr): Only set
5058 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5059 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5061 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5062 * langhooks.h (init_ts). New langhook.
5063 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5064 * print-tree.c (print_node): Update to only print fields that
5065 exist in the structures the passed decl has.
5066 * toplev.c (wrapup_global_declarations): Don't reset
5067 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5068 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5069 * tree-inline.c (remap_decl): Ditto.
5070 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5071 * tree-pretty-print.c (print_declaration): Don't print
5072 DECL_REGISTER on things that don't contain it.
5073 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5074 non-var/function decls.
5075 * tree.c (tree_contains_struct): New structure.
5076 (init_priority_for_decl): New hashtable.
5077 (tree_int_map): New structure.
5078 (tree_int_map_eq): New function.
5079 (tree_int_map_marked_p): Ditto.
5080 (tree_int_map_hash): Ditto.
5081 (tree_map): Move to tree.h.
5082 (tree_map_eq): Externalize.
5083 (tree_map_hash): Ditto.
5084 (tree_map_marked_p): Ditto.
5085 (init_ttree): Set up tree_contains_struct and call langhook.
5086 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5087 (tree_code_size): Update for new structures.
5088 (tree_node_structure): Update for new structures.
5089 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5091 (copy_node_stat): Copy init priority.
5092 (build_decl_stat): Ditto for visibility.
5093 (ts_enum_names): New.
5094 (tree_contains_struct_check_failed): New function.
5095 (decl_init_priority_lookup): Ditto.
5096 (decl_init_priority_insert): Ditto.
5097 * treestruct.def: New file.
5098 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5099 (CONTAINS_STRUCT_CHECK): Ditto.
5100 (tree_contains_struct_check_failed): New prototype.
5101 (DECL_CHECK): Removed.
5102 (DECL_MINIMAL_CHECK): New.
5103 (DECL_COMMON_CHECK): Ditto.
5104 (DECL_WRTL_CHECK): Ditto.
5105 (DECL_NON_COMMON_CHECK): Ditto.
5106 (DECL_WITH_VIS_CHECK): Ditto.
5107 (VAR_OR_FUNCTION_DECL_P): Ditto
5108 (struct tree_decl_minimal): New structure.
5109 (struct tree_decl_common): Ditto.
5110 (struct tree_decl_with_rtl): Ditto.
5111 (struct tree_decl_with_vis): Ditto.
5112 (struct tree_decl_non_common): Ditto.
5113 (struct tree_field_decl): Ditto.
5114 (struct tree_parm_decl): Ditto.
5115 (struct tree_var_decl): Ditto.
5116 (struct tree_function_decl): Ditto.
5117 (struct tree_const_decl): Ditto.
5118 (struct tree_result_decl): Ditto.
5119 (union tree_node): Add new structures.
5120 * var-tracking.c (track_expr_p): Reverse order of tests.
5122 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5124 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5126 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5127 * system.h: Poison FINALIZE_PIC.
5128 * doc/tm.texi (FINALIZE_PIC): Remove.
5130 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5133 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5134 to the correct type if we have a MODIFY_EXPR.
5136 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5138 PR tree-optimization/22360
5139 * tree.c (upper_bound_in_type): Fix calculations for casting
5140 to a non-wider signed type and casting a signed value to a
5141 wider unsigned type.
5142 (lower_bound_in_type): Fix calculations for casting to a
5143 non-wider signed type.
5145 PR tree-optimization/20139
5146 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5148 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5149 fold_cond_expr_cond.
5150 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5151 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5153 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5156 * tree-complex.c (expand_complex_libcall): Produce
5157 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5159 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5161 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5162 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5163 b" assert and inserted fastpath code for this case.
5164 (bitmap_ior): Removed "a != b" assert.
5166 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5168 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5169 (ENDFILE_SPEC): Likewise.
5170 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5172 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5173 a large stack frame at epilogue.
5175 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5177 * final.c: Include sdbout.h when required.
5179 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5181 * config.gcc (*-*-darwin*): Only one target-specific header file
5183 (powerpc-*-darwin*): Add version-specific header files.
5184 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5185 * config.in: Regenerate.
5186 * configure: Regenerate.
5187 * gcc.c: Include xregex.h.
5188 (version_compare_spec_function): New.
5189 (spec_function): Add version-compare.
5190 (replace_outfile_spec_function): Reformat comment.
5191 (compare_version_strings): New.
5192 * config/darwin-c.c (version_as_macro): New.
5193 (builtin_define): New.
5194 (darwin_cpp_builtins): New.
5195 * config/darwin-protos.h (darwin_cpp_builtins): New.
5196 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5197 (LIB_SPEC): Make unconditional, update comment.
5198 (TARGET_C99_FUNCTIONS): Define.
5199 * config/darwin.opt: Sort.
5200 (mmacosx-version-min=): New.
5201 * config/darwin7.h: Delete.
5202 * config/darwin8.h: Delete.
5203 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5204 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5205 (TARGET_C99_FUNCTIONS): Define.
5206 * config/rs6000/darwin7.h: New.
5207 * config/rs6000/darwin8.h: New.
5208 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5209 (-mmacosx-version-min): Document.
5211 2005-07-07 Ian Lance Taylor <ian@airs.com>
5213 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5215 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5218 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5220 2005-07-07 Khem Raj <kraj@mvista.com>
5222 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5223 in bytes, not words.
5225 2005-07-07 Paul Brook <paul@codesourcery.com>
5227 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5228 DEFAULT_FUNCTION_ARG_PADDING to upward.
5230 2005-07-07 Richard Henderson <rth@redhat.com>
5232 * function.c (locate_and_pad_parm): Record parameter alignment in
5233 stack_alignment_needed.
5235 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5237 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5238 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5239 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5240 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5241 (define_attr "type"): Add isync, sync, load_l, store_c.
5242 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5243 Create scratch volatile MEM.
5244 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5246 (load_locked_<mode>): New.
5247 (store_conditional_<mode>): New.
5248 (sync_compare_and_swap<mode>): Replace with splitter.
5249 (sync_lock_test_and_set<mode>): Replace with splitter.
5250 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5252 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5253 is ics. Attribute isync.
5254 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5256 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5257 and UNSPECV_SYNC_OP.
5258 (emit_unlikely_jump): New.
5259 (emit_load_locked): New.
5260 (emit_store_conditional): New.
5261 (rs6000_split_compare_and_swap): New.
5262 (rs6000_split_lock_test_and_set): New.
5263 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5264 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5265 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5266 rs6000_split_lock_test_and_set): Declare.
5267 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5268 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5269 store_c, isync, sync.
5271 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5273 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5274 filenames to gtyp-gen.h.
5275 (s-typ-gen): Use it in place of for loops.
5277 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5279 * hooks.c (hook_bool_rtx_int_false): New function.
5280 * hooks.h (hook_bool_rtx_int_false): Declare.
5281 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5282 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5283 * target.h (struct gcc_target): Add commutative_p member.
5284 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5285 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5286 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5287 (pa_commutative_p): New function.
5288 * jump.c (target.h): Include.
5289 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5290 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5292 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5294 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5295 (s390_expand_setmem): New.
5296 * config/s390/s390.c: Likewise.
5297 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5299 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5300 general_operand. Call new function "s390_expand_setmem".
5301 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5302 ("setmem_long", "*setmem_long"): ... this.
5304 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5306 * config/s390/s390.c: (optimization_options): Enable
5307 TARGET_MVCLE at -Os.
5308 * doc/invoke.texi: Document changes in default behaviour.
5309 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5311 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5313 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5314 defined by back-end.
5316 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5318 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5319 all sets in the pattern.
5320 * config/rs6000/rs6000.md (stack_protect_testsi,
5321 stack_protect_testdi): Likewise.
5323 2005-07-06 Jeff Law <law@redhat.com>
5325 * tree-vrp.c (simplify_using_ranges): Kill.
5326 (vrp_finalize): Remove call to simplify_using_ranges.
5327 (simplify_stmt_using_ranges): New function extracted from
5328 simplify_using_ranges.
5329 (simplify_div_or_mod_using_ranges): Likewise.
5330 (simplify_abs_using_ranges): Likewise.
5331 (simplify_cond_using_ranges): New function.
5332 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5333 * tree-ssa-propagate.c (substitute_and_fold): Call
5334 simplify_stmt_using_ranges if we have range information.
5336 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5338 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5339 ia64_flag_schedule_isns2.
5341 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5342 reading/writing general registers.
5343 (ia64_function_arg): Revert 2005-06-18 change.
5345 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5347 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5348 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5350 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5352 * function.c (expand_function_end): Revert part of 2005-06-27
5353 patch. Do sjlj_emit_function_exit_after after return_label.
5355 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5357 * doc/install.texi (--disable-libssp): New.
5359 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5361 * doc/invoke.texi: Update -fforce-mem documentation.
5362 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5363 code for -fforce-mem.
5364 * expmed.c: (store_bit_field,store_fixed_bit_field,
5365 extract_bit_field): Ditto.
5366 * expr.c: (convert_move): Ditto.
5367 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5368 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5369 emit_conditional_add,expand_float,expand_fix): Ditto.
5370 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5371 (common_handle_option): Issue warning when -fforce-mem specified.
5373 2005-07-06 Paul Brook <paul@codesourcery.com>
5375 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5377 * configure: Regenerate.
5379 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5381 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5383 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5385 Fix PR tree-optimization/22319
5386 Fix PR tree-optimization/22140
5387 Fix PR tree-optimization/22310
5389 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5390 variable sized types.
5391 Use correct type for intermediate structure on *a = *b structure
5394 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5396 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5398 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5399 (machine_function): Move typedef to...
5400 * config/rs6000/rs6000.c (machine_function): ... here. Add
5401 varargs_save_offset field.
5402 (rs6000_stack_t): Remove varargs_size field.
5403 (setup_incoming_varargs): Allocate varargs save area using
5404 assign_stack_local, try to make it as small as possible.
5405 Save offset from virtual_stack_vars_rtx to the save area
5406 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5407 instead of magic 8 when fp word byte size is used.
5408 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5409 instead of -RS6000_VARARGS_SIZE.
5410 (rs6000_stack_info, debug_stack_info,
5411 rs6000_initial_elimination_offset): Remove all traces of
5413 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5414 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5415 RS6000_VARARGS_AREA.
5417 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5419 PR tree-optimization/21963
5420 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5421 constant_multiple_of in the same way get_computation_cost_at does.
5423 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5425 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5426 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5427 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5428 and return its previous value.
5429 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5430 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5432 (stack_protect_set, stack_protect_test): New expanders.
5433 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5434 stack_protect_testdi): New insns.
5435 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5436 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5438 2005-07-06 Jeff Law <law@redhat.com>
5440 * tree-ssa-dce.c (cfg_altered): New global.
5441 (tree_dce_init): Initialize cfg_altered.
5442 (remove_dead_stmt): If we remove an edge in the CFG, then set
5444 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5447 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5449 * Makefile.in (stamp-collect-ld): Use
5450 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5451 ./collect-ld if it already exists.
5452 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5453 Don't remove ./nm if it already exists.
5455 2005-07-05 Devang Patel <dpatel@apple.com>
5457 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5458 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5459 * tree-vectorizer.c (vect_loop_location): New.
5460 (vect_print_dump_info): Use vect_loop_location.
5461 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5462 (vectorize_loops): Set vect_loop_location.
5463 * tree-vect-analyze.c (vect_analyze_offset_expr,
5464 vect_determin_vectorization_factor, vect_analyze_operations,
5465 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5466 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5467 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5468 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5469 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5470 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5471 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5472 vect_analyze_loop): Adjust vect_print_dump_info API.
5473 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5474 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5475 vect_finish_stmt_generation, vectorizable_assignment,
5476 vectorizable_operation, vectorizable_store, vectorizable_load,
5477 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5478 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5479 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5480 vect_transform_loop): Same.
5481 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5482 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5485 2005-07-05 Randolph Chung <tausq@debian.org>
5487 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5488 * configure: Regenerate.
5489 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5490 (pa_tls_referenced_p): Declare.
5491 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5492 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5493 (legitimize_tls_address): New.
5494 (hppa_legitimize_address): Handle TLS addresses.
5495 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5496 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5497 (emit_move_sequence): Handle TLS addresses.
5498 (pa_encode_section_info): Call default handler to handle common
5500 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5501 (CONSTANT_ADDRESS_P): Reject TLS operands.
5502 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5503 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5504 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5505 (UNSPEC_TLSLE): Define new constants.
5506 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5507 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5508 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5509 (tie_symbolic_operand, tle_symbolic_operand): New
5511 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5513 * aclocal.m4: Update macros for autoconf 2.59 style.
5514 * configure.ac: Likewise.
5516 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5518 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5519 (function_arg): Pass small aggregates in general registers on 32-bit
5521 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5523 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5525 * Makefile.in (final.o): Fix dependencies.
5527 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5531 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5532 * langhooks.c (lhd_expr_to_decl): New.
5533 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5535 (LANG_HOOKS_INITIALIZER): Update.
5536 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5537 expr_to_decl langhook.
5538 * c-tree.h (c_expr_to_decl): Declare.
5539 * c-typeck.c (c_expr_to_decl): New.
5540 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5542 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5544 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5547 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5548 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5550 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5552 * Makefile.in: Adjust dependencies.
5553 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5554 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5555 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5556 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5557 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5558 rest_of_compilation.
5560 * bb-reorder.c (gate_duplicate_computed_gotos,
5561 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5562 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5563 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5564 pass_partition_blocks): New.
5565 * bt-load.c (gate_handle_branch_target_load_optimize,
5566 rest_of_handle_branch_target_load_optimize,
5567 pass_branch_target_load_optimize): New.
5568 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5570 * cfglayout.c (pass_insn_locators_initialize): New.
5571 * cfgrtl.c (pass_free_cfg): New.
5572 * combine.c (gate_handle_combine, rest_of_handle_combine,
5574 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5575 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5576 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5577 * except.c (pass_set_nothrow_function_flags,
5578 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5580 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5581 rest_of_handle_shorten_branches, pass_shorten_branches,
5582 rest_of_clean_state, pass_clean_state): New.
5583 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5584 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5585 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5587 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5588 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5589 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5590 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5592 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5593 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5594 pass_rtl_ifcvt, gate_handle_if_after_combine,
5595 rest_of_handle_if_after_combine, pass_if_after_combine,
5596 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5597 pass_if_after_reload): New.
5598 * integrate.c (pass_initial_value_sets): New.
5599 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5600 pass_purge_lineno_notes): New.
5601 * mode-switching.c (rest_of_handle_mode_switching,
5602 pass_mode_switching): New.
5603 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5604 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5606 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5607 pass_loop_optimize): New.
5608 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5610 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5612 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5613 pass_postreload_cse): New.
5614 * profile.c (gate_handle_profiling, pass_profiling,
5615 rest_of_handle_branch_prob, pass_branch_prob): New.
5616 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5617 pass_split_before_regstack, gate_handle_split_before_regstack,
5618 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5619 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5620 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5621 pass_stack_regs): New.
5622 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5623 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5624 pass_stack_adjustments): New.
5625 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5626 pass_regrename): New.
5627 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5628 pass_delay_slots, gate_handle_machine_reorg,
5629 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5630 * rtl.h (extern void purge_line_number_notes): New.
5631 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5632 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5634 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5636 * value-prof.c (gate_handle_value_profile_transformations,
5637 rest_of_handle_value_profile_transformations,
5638 pass_value_profile_transformations): New.
5639 * var-tracking.c (gate_handle_var_tracking,
5640 pass_variable_tracking): New.
5641 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5643 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5644 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5645 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5646 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5647 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5648 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5649 rest_of_handle_gcse2, rest_of_handle_regmove,
5650 rest_of_handle_tracer, rest_of_handle_if_conversion,
5651 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5652 rest_of_handle_web, rest_of_handle_branch_prob,
5653 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5654 rest_of_handle_jump_bypass, rest_of_handle_combine,
5655 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5656 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5657 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5658 rest_of_handle_mode_switching, rest_of_handle_jump,
5659 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5660 rest_of_handle_flow2, rest_of_handle_jump2,
5661 rest_of_handle_peephole2, rest_of_handle_postreload,
5662 rest_of_handle_shorten_branches, rest_of_clean_state,
5663 rest_of_compilation): Remove.
5665 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5666 * passes.c (dump_flags, in_gimple_form, all_passes,
5667 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5668 register_dump_files, next_pass_1, last_verified, execute_todo,
5669 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5670 from tree-optimize.c.
5671 (init_optimization_passes): Moved from tree-optimize.c,
5672 adding the RTL optimizations.
5673 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5674 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5675 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5676 register_dump_files, next_pass_1, last_verified, execute_todo,
5677 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5678 init_tree_optimization_passes, ipa_passes): Delete.
5679 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5681 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5682 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5684 (ipa_passes): Remove.
5685 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5686 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5687 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5688 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5689 (dump_info_p, dump_flag): Moved to tree-dump.h.
5691 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5693 * passes.c (finish_optimization_passes): Use dump_begin
5694 and dump_end, TDI_end.
5695 (gate_rest_of_compilation): New.
5696 (pass_rest_of_compilation): Use it.
5697 (gate_postreload, pass_postreload): New.
5698 * toplev.c (general_init): Rename init_tree_optimization_passes.
5699 * toplev.h (init_tree_optimization_passes): Rename to
5700 init_optimizations_passes.
5701 * tree-dump.c (dump_flag): Make static.
5702 (dump_files): Remove RTL dumps.
5703 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5704 pass_cleanup_cfg, pass_free_cfg_annotations,
5705 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5706 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5707 * tree-pretty-print.c: Include tree-pass.h.
5708 * cgraph.c: Include tree-dump.h.
5710 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5712 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5713 Only fall back to saying it points to readonly memory if
5716 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5718 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5719 * config/m32r/m32r.c (m32r_compute_frame_size,
5720 m32r_expand_prologue): Take current_function_profile into
5721 account whenever we reference
5722 current_function_uses_pic_offset_table.
5723 (m32r_finalize_pic): Remove.
5724 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5726 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5728 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5729 instead of $<. Don't remove ./as if it already exists.
5731 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5734 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5735 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5736 for complex modes when generating code for PA 1.0.
5737 (VALID_FP_MODE_P): New macro.
5738 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5739 sets for all general and floating point modes. Align wide floating
5740 point modes to even register boundaries to comply with architectural
5742 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5743 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5744 (VALID_FP_MODE_P): New macro.
5745 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5746 sets for all general and floating point modes. Align wide floating
5747 point modes to even register boundaries to comply with architectural
5750 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5752 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5755 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5757 * tree-ssa-structalias.c: Don't include expr.h.
5759 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5761 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5764 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5766 Fix PR tree-optimization/22279
5768 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5771 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5773 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5775 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5777 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5778 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5779 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5780 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5781 config/stormy16/stormy16.c, config/v850/v850.c,
5782 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5783 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5784 Avoid "." or "\n" at end of diagnostics and capital letters at
5785 start of diagnostics.
5786 * combine.c, cse.c: Don't translate dump file output.
5787 * toplev.c (print_version): Only translate output if going to
5790 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5792 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5793 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5796 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5798 * pa.c (fix_range): Fix typo in comment.
5800 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5802 * tree-vrp.c (extract_range_from_assert): Replace
5803 fold (build (...)) with fold_build2.
5805 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5807 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5808 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5809 (format_types_orig, handle_format_attribute): Add support for
5812 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5814 * varasm.c (assemble_variable): Fix format specifier thinko.
5816 2005-07-03 Ira Rosen <irar@il.ibm.com>
5818 PR tree-optimization/22029 (and 22135)
5819 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5820 a phi node before calling dump_vops.
5822 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5824 * tree-dump.h (dump_string_field): Declare.
5825 * tree-dump.c: Use it instead of dump_string.
5826 (dump_string_field): Make non-static.
5828 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5830 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5831 up the minimal CFG stuff always when optimize > 0. Call
5832 split_all_insns_noflow in PIC case if needed.
5834 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5835 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5838 * c-decl.c (c_write_global_declarations): Dump contents of
5840 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5841 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5842 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5843 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5846 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5848 * c-common.h (GCC_DIAG_STYLE): Define.
5849 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5850 version for format checking to 4.1.
5851 * c-format.c: Include toplev.h after c-common.h.
5852 (enum format_type): Add gcc_tdiag_format_type.
5853 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5854 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5855 (format_types_orig): Add gcc_tdiag.
5856 (init_dynamic_diag_info): Support gcc_tdiag formats.
5857 (handle_format_attribute): Likewise.
5858 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5859 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5860 version for format checking to 4.1.
5861 (warning0, warning, error, pedwarn, sorry): Use
5863 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5864 (finish_aliases_1): Do not use %qE.
5865 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5866 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5867 Correct format bugs.
5868 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5869 parameter to unsigned HOST_WIDE_INT.
5870 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5872 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5875 * expr.c (write_complex_part): Use adjust_address for MEM.
5876 (read_complex_part): Same.
5878 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5880 Fix PR tree-optimization/22280
5882 * tree-sra.c (generate_element_init): Remove useless loop.
5884 2005-07-02 Richard Henderson <rth@redhat.com>
5886 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5888 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5890 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5893 * fold-const.c (fold_binary): Handle the return value of
5894 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5895 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5897 2005-07-02 Jeff Law <law@redhat.com>
5899 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5900 a eliminate type conversion which feeds an equality comparison
5901 if the original type or either operand in the comparison is a
5904 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5906 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5907 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5909 * config/avr/avr.c: Do not use '`' as left quote.
5910 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5911 Remove "." from end of diagnostics. Make diagnostics start with
5914 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5915 Joseph S. Myers <joseph@codesourcery.com>
5917 * toplev.c (default_tree_printer): Handle setting location with
5919 * c-objc.common.c (c_tree_printer): Likewise.
5920 * c-format.c (gcc_diag_flag_specs): Add '+'.
5921 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5922 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5924 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5925 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5926 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5927 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5928 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5929 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5930 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5931 format arguments where %J is used without %D.
5933 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5935 * gcc.c (LINK_SSP_SPEC): Define.
5936 (link_ssp_spec): New variable.
5937 (LINK_COMMAND_SPEC): Add %(link_ssp).
5938 (static_specs): Add link_ssp_spec.
5939 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5940 * configure: Rebuilt.
5941 * config.in: Rebuilt.
5943 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5944 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5945 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5946 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5947 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5948 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5949 -0x7008(2) instead of reading __stack_chk_guard variable.
5950 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5952 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5953 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5954 if TARGET_THREAD_SSP_OFFSET is defined.
5955 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5956 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5959 2005-06-27 Richard Henderson <rth@redhat.com>
5960 * libgcc-std.ver (GCC_4.1.0): New.
5961 * libgcc.h (__stack_chk_guard): Declare.
5962 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5963 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5964 * mklibgcc.in (lib2funcs): Add them.
5966 2005-07-01 Richard Henderson <rth@redhat.com>
5968 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5969 void * before struct sigcontext *.
5970 (x86_fallback_frame_state): Likewise.
5972 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5974 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5976 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5979 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5980 we check for SSA_NAME for.
5982 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5984 Fix PR tree-optimization/22071
5986 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5988 (get_constraint_for_component_ref): Use it.
5990 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5993 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5994 print out the last new line.
5996 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5998 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5999 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6000 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6001 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6002 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6003 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6004 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6005 (enum reg_class): New member CC0_REGS.
6006 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6007 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6008 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6009 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6010 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6011 Adjust for register now described.
6013 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6016 * config/i386/i386.md (stack_protect_test_si,
6017 stack_protect_test_di): Add earlyclobber for scratch 3.
6018 * config/rs6000/rs6000.md (stack_protect_testsi,
6019 stack_protect_testdi): Add earlyclobber for scratch 3,
6020 remove earlyclobber from scratch 4.
6022 Older entries for 2005 can be found in ChangeLog-2005.