1 2005-09-17 Richard Henderson <rth@redhat.com>
3 * expr.c (emit_move_via_integer): Add force argument, pass it on
4 to emit_move_change_mode. Update callers.
5 (emit_move_complex): Pass true to new force argument.
6 * function.c (expand_function_end): Move expand_eh_return call
7 earlier. Merge sub-word complex values into a pseudo before
8 copying to the return hard register.
10 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
12 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
13 between different sizes.
15 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
19 * passes.c (init_optimization_passes): Register dump files for
22 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
24 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
25 * config/s390/s390.c (s390_overlap_p): New function.
26 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
27 peephole2, "*xc" peephole2): Added overlap check to the peephole2
30 2005-09-16 Richard Guenther <rguenther@suse.de>
32 * ipa-pure-const.c (static_execute): Free auxiliar information.
33 * ipa-type-escape.c (discover_unique_type): Free temporary key.
34 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
36 2005-09-15 DJ Delorie <dj@redhat.com>
38 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
40 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
42 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
44 (swap_commutative_operands_with_target): New.
46 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
48 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
51 (estimate_iters_using_array): New function.
52 * tree-data-ref.h (estimate_iters_using_array): Prototype
53 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
54 Use estimate_iters_using_array instead of analyze_array.
56 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
58 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
61 2005-09-15 Michael Matz <matz@suse.de>
63 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
65 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
67 PR tree-optimization/23835
68 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
69 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
71 2005-09-14 Richard Henderson <rth@redhat.com>
73 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
74 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
76 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
78 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
79 in the ARRAY_TYPE case.
81 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
83 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
85 2005-09-14 Uros Bizjak <uros@kss-loka.si>
88 * tree-vect-transform.c (vectorizable_operation): Return false for
89 scalar shift operations and for vector shift operations with
90 non-invariant shift arguments. Use scalar tree operand op1 as
91 a shift operand when vector shift insn pattern uses scalar shift
93 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
95 2005-09-14 Olivier Hainque <hainque@adacore.com>
97 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
98 value if it has side-effects.
100 2005-09-14 David Edelsohn <edelsohn@gnu.org>
103 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
105 2005-09-14 Alan Modra <amodra@bigpond.net.au>
107 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
108 passed as NAME as if it were label at start of function code.
110 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
112 * config/sh/sh.md (*movv4sf_i): Add general register cases to
115 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
117 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
118 as early clobber. Rewrite so the PIC register is not implicitly used.
120 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
122 * tree.c (annotate_with_file_line): Compare line numbers before
125 2005-09-13 Uros Bizjak <uros@kss-loka.si>
128 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
129 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
131 2005-09-13 Ian Lance Taylor <ian@airs.com>
133 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
134 than a HOST_WIDEST_INT to gen_doloop_begin.
136 2005-09-13 Diego Novillo <dnovillo@redhat.com>
138 * tree-dfa.c (dump_variable): Guard against NULL annotations.
140 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
142 PR tree-optimize/23817
143 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
145 2005-09-13 Alan Modra <amodra@bigpond.net.au>
148 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
149 word before changing the stack pointer. Use gen_frame_mem for MEMs.
150 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
151 (restore_stack_nonlocal): Likewise.
152 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
154 2005-09-12 Ian Lance Taylor <ian@airs.com>
157 * c.opt (ffriend-injection): New C++ option.
158 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
159 (C++ Dialect Options): Document -ffriend-injection.
161 2005-09-12 Josh Conner <jconner@apple.com>
164 * ipa-reference.c (static_execute): Don't mark variables in
165 named sections TREE_READONLY.
167 2005-09-12 Alan Modra <amodra@bigpond.net.au>
169 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
172 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
174 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
175 V_MUST_DEF instead of just the first_use_p.
176 Don't mark the virtual variables for renaming on the statement which
178 (pass_dse): Remove TODO_update_ssa.
180 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
183 * stor-layout.c (compute_record_mode): For records with a single
184 field, actually check the field's mode size against the type size.
186 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
187 registers for TARGET_SHMEDIA.
188 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
189 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
190 of GENERAL_REGS and FP_REGS.
192 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
194 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
196 2005-09-12 Alan Modra <amodra@bigpond.net.au>
198 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
199 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
200 are omitted. Exclude stack_tie insn too.
202 2005-09-11 David Edelsohn <edelsohn@gnu.org>
204 PR rtl-optimization/23098
205 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
207 * config/rs6000/rs6000.md (movdf splitter): Use
208 const_double_operand predicate for TARGET_POWERPC64.
209 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
210 SYMBOL_REF method to ABI_V4.
212 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
213 replace_equiv_address.
214 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
215 rs6000_sr_alias_set and MEM_NOTRAP.
216 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
218 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
220 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
221 handle CALL_EXPR again.
223 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
225 * arm/predicates.md (alignable_memory_operand): Delete.
227 2005-09-10 Richard Henderson <rth@redhat.com>
230 * dbxout.c (dbxout_expand_expr): New.
231 (dbxout_symbol): Use it.
233 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
235 * arm.c (arm_gen_rotated_half_load): Delete.
236 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
237 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
238 (thumb_set_return_address): Likewise.
239 (thumb_load_double_from_address): Use adjust_address.
240 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
241 (extendhsisi2_mem, movhi_bytes): Use change_address.
242 (movhi): Use widen_memory_access.
243 (reload_out_df): Use replace_equiv_address.
244 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
246 2005-09-09 Richard Henderson <rth@redhat.com>
249 * dbxout.c: Include expr.h.
250 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
251 (dbxout_symbol): Handle DECL_VALUE_EXPR.
252 * Makefile.in (dbxout.o): Add EXPR_H.
254 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
256 PR tree-optimization/23509
257 * tree-cfg.c (replace_uses_by): Use replace_exp.
258 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
259 pointers have name_mem_tag or type_mem_tag set.
261 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
263 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
264 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
265 of wrongly accessing operands.
267 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
269 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
270 * tree-chrec.c: Include tree-scalar-evolution.h.
271 (chrec_convert): Instantiate the base and step before calling
272 scev_probably_wraps_p that would fail on parametric evolutions.
273 Collect all the fails into a single section failed_to_convert,
274 print a diagnostic, and return chrec_dont_know instead of calling
276 * tree-scalar-evolution.c (loop_closed_phi_def): New.
277 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
279 (scev_const_prop): Don't replace the definition of a loop closed ssa
280 phi node by itself, or by another loop closed ssa phi node.
281 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
282 that base and step are defined.
284 2005-09-09 Richard Guenther <rguenther@suse.de>
287 * fold-const.c (fold_ternary): Check truth_value_p before
288 calling invert_truthvalue.
290 2005-09-09 Nick Clifton <nickc@redhat.com>
292 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
293 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
294 dimension of these arrays.
295 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
297 * longlong.h: Only provide a prototype for the __clz_tab[] array
298 if this header has not been included from libgcc2.h.
299 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
301 Provide prototypes for exported functions.
302 Use the __clz_tab[] and __popcount_tab[] arrays provided by
305 2005-09-08 Josh Conner <jconner@apple.com>
309 * expr.c (expand_expr_addr_expr_1): Don't invoke
310 expand_simple_binop for EXPAND_INITIALIZER.
312 2005-09-08 Richard Henderson <rth@redhat.com>
315 * toplev.c (wrapup_global_declaration_1): Split out ...
316 (wrapup_global_declaration_2): ... from ...
317 (wrapup_global_declarations): ... here. Return bool.
318 (check_global_declaration_1): Split out ...
319 (check_global_declarations): from here.
320 (emit_debug_global_declarations): New.
321 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
322 check_global_declaration_1, emit_debug_global_declarations): Declare.
323 * c-decl.c (c_write_global_declarations_1): Don't create a vector
324 of decls. Call wrapup_global_declaration_1,
325 wrapup_global_declaration_2, check_global_declaration_1 directly.
326 (c_write_global_declarations_2): New.
328 (c_write_global_declarations): Call c_write_global_declarations_2.
329 * langhooks.c (write_global_declarations): Call
330 emit_debug_global_declarations.
332 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
333 remove decls that have DECL_RTL_SET_P.
334 * passes.c (rest_of_decl_compilation): Invoke
335 cgraph_varpool_finalize_decl for all but functions.
337 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
339 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
340 the result of a conversion if the new min and max cannot be compared.
342 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
344 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
345 (override_options): Setting s390_sr_alias_set removed.
346 (save_fpr, save_gprs): Set alias set to vararg or frame.
347 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
348 s390_sr_alias_set with get_frame_alias_set ().
349 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
350 get_varargs_alias_set ().
352 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
356 * c-parser.c (c_parser_objc_method_definition): If the next
357 token is not "{", error out and don't start the function.
359 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
361 * tree-vrp.c (extract_range_from_expr): Move the check for non
362 nullness after the check for gimple invariant.
364 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
366 * tree.c (host_integerp, tree_low_cst): Correct function comment.
368 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
371 * config/m32r.md (movmemsi_internal): Canonicalize order of
372 operands in PLUS component of template.
374 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
376 * reload1.c (fixup_eh_region_note): Remove assertion.
377 (fixup_abnormal_edges): Reverted removal of call to
378 find_many_sub_basic_blocks made on 2005-08-31.
380 2005-09-07 Richard Henderson <rth@redhat.com>
382 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
383 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
384 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
385 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
386 rearrange for better packing.
387 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
388 (lookup_cfa_1): Remove inline marker.
389 (cfa_equal_p): Split out of ...
390 (def_cfa_1): ... here. Use INVALID_REGNUM.
391 (build_cfa_loc): Handle !cfa->indirect.
392 (frame_pointer_cfa_offset): New.
393 (dbx_reg_number): Assert register elimination performed; do
394 leaf register remapping.
395 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
396 (eliminate_reg_to_offset): New.
397 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
398 for verifiably local stack frame addresses; re-base to CFA.
399 (mem_loc_descriptor): Remove can_use_fbreg argument.
400 (concat_loc_descriptor, loc_descriptor): Likewise.
401 (containing_function_has_frame_base): Remove.
402 (rtl_for_decl_location): Don't do register elimination or
403 leaf register remapping here.
404 (secname_for_decl): Split out from ..
405 (add_location_or_const_value_attribute): ... here.
406 (convert_cfa_to_loc_list): New.
407 (compute_frame_pointer_to_cfa_displacement): New.
408 (gen_subprogram_die): Use them.
409 * tree.h (frame_base_decl): Remove.
410 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
411 (prologue_stack_adjust): Remove.
412 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
413 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
414 (set_frame_base_location): Remove.
415 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
416 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
417 (vt_add_function_parameters): Don't eliminate_regs.
418 (vt_initialize): Don't create frame_base_decl.
420 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
422 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
423 version of GNU binutils for 4.x and later.
425 2005-09-06 Mark Mitchell <mark@codesourcery.com>
427 * ggc-page.c (ggc_push_context): Remove.
428 (ggc_pop_context): Likewise.
429 * ggc.h (ggc_push_context): Remove.
430 (ggc_pop_context): Likewise.
432 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
435 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
436 returning from an interrupt handler.
438 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
441 * config/arc/arc.c (output_shift): Add check for loop count when
444 2005-09-06 Steven Bosscher <stevenb@suse.de>
446 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
448 (abs_replacement): Likewise.
449 (pass_phiopt): Remove TODO_update_ssa.
451 2005-09-06 Jakub Jelinek <jakub@redhat.com>
454 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
455 if "return with no value, in function returning non-void" warning
457 * tree-cfg.c (execute_warn_function_return): Don't look at
458 RETURN_EXPRs with TREE_NO_WARNING set.
461 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
462 for internal functions doesn't use registers used by global registers
463 variables. Use fewer register parameters if there are global register
466 2005-09-06 Olivier Hainque <hainque@adacore.com>
467 Eric Botcazou <ebotcazou@adacore.com>
470 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
471 when we would be extracting outside its bit span (bitpos+bitsize
472 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
473 Ada unchecked conversions.
475 2005-09-06 Steven Bosscher <stevenb@suse.de>
477 * tree-ssa-pre.c (try_look_through_load): New function.
478 (compute_avail): Use it to try to look through loads for some
479 more useful expressions.
481 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
483 * simplify-rtx.c (simplify_binary_operation_1): Correct the
484 condition for detecting cases like (a&a) and (a^a).
486 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
488 * common.opt: Add option ftree-vect-loop-version.
489 * params.def: Add --param vect-max-version-checks.
490 * doc/invoke.texi: Document ftree-vect-loop-version and
491 --param vect-max-version-checks.
492 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
493 may_misalign_stmts and defines for accessors.
494 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
495 LOOP_VINFO_MAY_MISALIGN_STMTS.
496 (destroy_loop_vec_info): VEC_free for
497 LOOP_VINFO_MAY_MISALIGN_STMTS.
498 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
499 Update documentation.
500 (vect_update_misalignment_for_peel): New.
501 (vect_enhance_data_refs_alignment): Update to choose loop
502 peeling or loop versioning if appropriate for the (potentially)
503 unaligned data references in the loop.
504 (vect_analyze_data_refs_alignment): Remove call to
505 vect_enhance_data_refs_alignment so the checks can be done
507 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
508 and move up call to vect_analyze_data_refs_alignment.
509 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
510 (vect_transform_loop): Add call to loop_version.
512 2005-09-06 Jakub Jelinek <jakub@redhat.com>
514 PR rtl-optimization/23098
515 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
516 * simplify-rtx.c (constant_pool_reference_p): New function.
517 * rtl.h (constant_pool_reference_p): New prototype.
518 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
519 constant_pool_reference_p in condition and
520 avoid_constant_pool_reference in preparation statements.
522 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
524 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
525 STRICT_LOW_PART SETs.
527 2005-09-06 Alan Modra <amodra@bigpond.net.au>
530 * except.c (sjlj_emit_function_enter): Find the function begin
531 note even when it's not in first basic block.
533 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
535 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
536 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
537 * aclocal.m4: Regenerate.
539 2005-09-05 DJ Delorie <dj@redhat.com>
541 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
544 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
546 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
547 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
548 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
549 Follow spelling conventions.
550 * doc/invoke.texi: Follow spelling conventions.
552 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
554 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
555 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
556 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
558 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
561 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
562 (output_stack_adjust): Use gen_tmp_stack_mem.
563 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
564 (sh_set_return_address, sh_allocate_initial_value): Likewise.
565 (sh_get_pr_initial_val): Likewise.
566 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
567 (sh_initialize_trampoline): Likewise. Also use adjust_address.
568 * sh.md (divsi_inv_m0): Use gen_const_mem.
569 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
570 (movdf_i4+1): Use gen_tmp_stack_mem.
571 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
572 (fpu_switch+2): Likewise.
573 (movv4sf_i, movv16sf_i): Use adjust_address.
574 (symGOT_load): Set MEM_NOTRAP_P bit.
576 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 * pa.c (emit_move_sequence): Fix typo in last change.
581 2005-09-03 Jakub Jelinek <jakub@redhat.com>
583 PR rtl-optimization/23454
584 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
587 2005-09-03 Richard Henderson <rth@redhat.com>
588 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
591 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
594 2005-09-02 Nicolas Pitre <nico@cam.org>
596 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
597 to bit_count to 32 bits.
599 2005-08-31 Mark Mitchell <mark@codesourcery.com>
602 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
603 generating synthetic loads from volatile lvalues.
605 005-09-02 Nick Clifton <nickc@redhat.com>
607 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
608 __ctzhi2, __clzhi2): New functions.
610 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
613 * tree-nested.c (struct var_map_elt): Mark with GTY.
614 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
616 (lookup_field_for_decl): Allocate new element in GC memory.
617 (lookup_tramp_for_decl): Likewise.
618 (convert_nl_goto_reference): Likewise
619 (create_nesting_tree): Allocate info in GC memory. Likewise for
621 (free_nesting_tree): Free with ggc_free instead of free.
622 (root): New static variable.
623 (lower_nested_functions): Remove root as local variable. And zero out
624 root at the end of the function.
626 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
628 PR rtl-optimization/20365
629 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
630 to short. New member ix.
631 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
632 (simplify_plus_minus): Initialize ix members before calling qsort.
634 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
636 PR tree-optimization/23626
637 * tree-cfg.c (replace_uses_by): Clean up eh info.
639 2005-09-01 DJ Delorie <dj@redhat.com>
641 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
644 2005-09-01 David Edelsohn <edelsohn@gnu.org>
646 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
647 (rs6000_split_multireg_move): Use replace_equiv_address instead of
650 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
652 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
653 do not issue warning for a variable definition following
656 2005-09-01 Richard Henderson <rth@redhat.com>
659 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
660 conversion to CONST_VECTOR.
662 2005-09-01 Richard Henderson <rth@redhat.com>
665 * reload1.c (reload_as_needed): Check !CALL_P before calling
666 fixup_eh_region_note.
667 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
669 2005-09-01 DJ Delorie <dj@redhat.com>
671 * varasm.c (output_constant): Let the target resolve
672 conversions of addresses to non-default pointer sizes.
674 2005-09-01 Nicolas Pitre <nico@cam.org>
676 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
677 to alow matching ARM pre-indexed addressing mode.
678 (arm_override_options): Remove now irrelevant comment.
680 2005-09-01 Phil Edwards <phil@codesourcery.com>
682 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
683 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
684 * config/i386/vxworks.h: Likewise.
685 * config/i386/t-vxworksae: New file, for VxWorks AE.
686 * config/i386/vxworksae.h: Likewise.
688 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
690 PR tree-optimization/23410
691 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
692 sequence is not wrapping during the first step.
694 2005-09-01 Jakub Jelinek <jakub@redhat.com>
697 * dwarf2out.c (base_type_die): Compare char_type_node with
698 TYPE_MAIN_VARIANT (type), not type.
700 2005-09-01 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/15366
703 * common.opt: Add -finline-functions-called-once.
704 Put -fearly-inlining in alphabetically ordered place.
705 * doc/invoke.texi: Document new option.
706 * ipa-inline.c (cgraph_decide_inlining): Honour
707 flag_inline_functions_called_once.
709 2005-09-01 Jakub Jelinek <jakub@redhat.com>
711 PR rtl-optimization/23478
712 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
713 (alloc_qty): Initialize it.
714 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
715 (combine_regs): Combine also n_throwing_calls_crossed fields.
716 (find_free_reg): Don't attempt to caller-save pseudos crossing
717 calls that might throw.
718 * global.c (struct allocno): Add throwing_calls_crossed field.
719 (global_alloc): Revert 2005-08-22 change. Initialize
720 throwing_calls_crossed.
721 (find_reg): Don't attempt to caller-save pseudos crossing calls that
724 2005-09-01 Alan Modra <amodra@bigpond.net.au>
727 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
728 (mask64_operand): Reinstate code prior to 2005-06-11 change.
729 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
730 (and64_2_operand): Tweak to use predicate.
731 (and_operand): Adjust for mask_operand changes.
732 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
733 (print_operand): Likewise.
734 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
735 (mask64_1or2_operand): Delete.
736 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
737 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
738 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
739 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
740 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
741 (rotldi3_internal4): Likewise.
742 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
743 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
744 (ashldi3_internal7): Likewise.
745 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
746 (ashldi3_internal, ashldi3_internal9 split): Likewise.
747 (anddi3 split): Don't match mask64_operand.
748 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
749 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
750 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
751 't' splitter predicate.
752 (movdi_internal64 + 2): Revert 2005-06-11 change.
754 2005-08-31 DJ Delorie <dj@redhat.com>
756 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
757 (m32c_asm_integer): Add support for 32 bit pointers.
759 2005-08-31 Richard Henderson <rth@redhat.com>
761 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
762 component-like references for setting MEM_NOTRAP_P.
764 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
765 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
767 2005-08-31 Richard Henderson <rth@redhat.com>
769 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
770 into a pseudo before applying gen_lowpart.
772 2005-08-31 Geoffrey Keating <geoffk@apple.com>
774 * doc/install.texi (Specific): Update cctools version required
775 for full functionality.
776 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
777 linkers as -macosx_version_min.
779 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
782 * sh.c (print_operand, %R and %S): Add handling of floating point
783 registers, memory, constants and invalid operands.
785 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
787 * ipa-pure-const.c: Change dump name.
789 2005-08-31 Uros Bizjak <uros@kss-loka.si>
792 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
793 to "reg_or_0_operand".
794 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
796 2005-08-31 Dale Johannesen <dalej@apple.com>
798 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
799 loops that count down.
801 2005-08-31 Richard Henderson <rth@redhat.com>
804 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
805 (fixup_eh_region_note): New.
806 (reload_as_needed): Call it.
807 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
808 don't call find_many_sub_basic_blocks; call verify_flow_info.
809 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
810 (keep_stack_depressed): Likewise.
811 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
813 2005-08-31 Richard Henderson <rth@redhat.com>
815 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
818 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
820 * expr.c (expand_expr_real_1): Compare size of address
821 mode to target's address mode size in deciding expansion of
822 the constant address.
824 2005-08-31 Richard Guenther <rguenther@suse.de>
827 * expr.c (all_zeros_p): New function.
828 (expand_expr_real_1): Handle the case of an all-zero
829 non-addressable constructor separately.
831 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
833 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
834 arguments, adjust all callers.
835 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
837 2005-08-30 Richard Henderson <rth@redhat.com>
840 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
841 whenever the mode sizes match.
843 2005-08-31 Alan Modra <amodra@bigpond.net.au>
845 * calls.c (load_register_parameters): Fix comment typo.
846 * expr.c (emit_push_insn): Comment formatting.
848 2005-08-30 Ian Lance Taylor <ian@airs.com>
850 * config/i386/x-cygwin (host-cygwin): Change dependency from
851 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
853 2005-08-29 Geoffrey Keating <geoffk@apple.com>
855 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
858 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
861 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
864 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
867 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
868 beginning. Remove $(INCLUDES) from all the rules, if following
869 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
871 2005-08-29 Jakub Jelinek <jakub@redhat.com>
874 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
875 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
876 not constant, but maxlen is, don't set len to maxlen, rather
877 set maxlen to len if len is a constant.
879 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
881 PR tree-optimization/23475
882 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
885 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
887 Fix PR middle-end/22455
889 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
890 Checksum only the parts of the tree that exist for the tree code.
892 2005-08-28 Dale Johannesen <dalej@apple.com>
894 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
896 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
898 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
900 2005-08-28 Richard Henderson <rth@redhat.com>
902 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
903 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
906 2005-08-28 Jakub Jelinek <jakub@redhat.com>
909 * builtins.c (get_memory_rtx): Don't strip nops
910 in between COMPONENT_REFs.
912 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
915 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
917 (gimplify_modify_expr): Check for zero sized types and gimplify the
918 rhs and lhs as statements.
920 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
923 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
924 state for return address column of signal frames.
926 2005-08-27 David Edelsohn <edelsohn@gnu.org>
929 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
930 bytes >= 2 not bytes == 2.
931 (expand_block_move): Same.
933 2005-08-27 Richard Guenther <rguenther@suse.de>
936 * config/i386/sse.md (sse2_movsd): Add missing closing
939 2005-08-27 Paul Brook <paul@codesourcery.com>
941 * genrecog.c (enum decision_type): Add DT_num_insns.
942 (struct decision_test): Add u.num_insns.
943 (add_to_sequence): Add DT_num_insns test.
944 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
945 (write_cond, debug_decision_2): Ditto.
946 (change_state): Assume peep2_next_insn never fails.
947 Remove "afterward" argument.
948 (write afterward, write_tree): Update to match.
949 * recog.c (peep2_current_count): New variable.
950 (peep2_next_insn): Check it.
951 (peephole2_optimize): Set peep2_current_count.
952 * recog.h (peep2_current_count): Declare.
954 2005-08-26 Josh Conner <jconner@apple.com>
957 * ipa-pure-const.c (check_tree): Check for volatile-ness
958 when considering a dereference.
960 2005-08-27 Jakub Jelinek <jakub@redhat.com>
962 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
964 2005-08-26 Jakub Jelinek <jakub@redhat.com>
966 PR rtl-optimization/23561
967 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
968 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
969 at most LEN bytes long memory fits into the field.
970 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
971 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
972 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
974 2005-08-26 Richard Henderson <rth@redhat.com>
977 * loop.c (biased_biv_may_wrap_p): New.
978 (maybe_eliminate_biv_1): Use it to suppress non-equality
979 comparison transformations. Delete disabled code.
981 2005-08-26 Ian Lance Taylor <ian@airs.com>
983 * combine.c (make_extraction): Avoid reference outside object.
985 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
987 * stor-layout.c (finalize_type_size): Restore behaviour for
988 non-aggregate types to the status quo ante of the patch for
989 pr 23467. Document why it matters.
991 2005-08-26 Jakub Jelinek <jakub@redhat.com>
994 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
995 array by one element, initialize the BT_LAST element with NULL.
997 2005-08-26 David Edelsohn <edelsohn@gnu.org>
999 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
1000 optimizing for size.
1002 (compare_plus_eqsi): Same.
1003 (plus_eqsi_compare): Same.
1004 (neg_eq0<mode>): Same.
1005 (neg_eq<mode>): Same.
1007 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
1010 2005-08-26 Nick Clifton <nickc@redhat.com>
1012 * config/v850/v850.c (ep_memory_operand): Return FALSE if
1013 TARGET_EP is not defined.
1014 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
1015 TARGET_EP is enabled.
1016 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
1017 * config/v850/v850.md (save_all_interrupt): Only use the EP
1018 register if TARGET_EP is defined.
1019 (restore_all_interrupt): Likewise.
1020 * config/v850/lib1funcs.asm: Update functions so that the EP
1021 register is only used if __EP__ is defined.
1023 2005-08-26 David Ung <davidu@mips.com>
1025 * config/mips/mips.c (mips_expand_prologue): Handle case when
1026 generating for MIPS16 and the outgoing argument area is more than
1027 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1030 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1032 * config/crx/crx.md: Make doloop_end pattern usage controllable
1033 via mloop-nesting=<max-nesting> command line switch. Make sure
1034 the combiner cannot use doloop_end_<mode> in an illegal way.
1035 * config/crx/crx.c: Use regs up to r6 for argument passing.
1036 Refine crx_address_cost (non cst4 displacements are expensive).
1037 * config/crx/crx.opt: Add switch for mloop-nesting=.
1039 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1041 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1042 (UNSPEC_MVST): New constant.
1044 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1046 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1047 Reject operands containing eliminable registers.
1048 * testsuite/gcc.dg/20050825-1.c: New testcase.
1050 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1051 Jan Hubicka <jh@suse.cz>
1053 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1055 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1057 PR tree-optimization/23546
1058 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1061 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1063 * params.def (PARAM_MIN_SPEC_PROB): New.
1064 * sched-rgn.c (MIN_PROBABILITY): Delete.
1065 (compute_trg_info): Convert to PARAM_VALUE.
1066 * doc/invoke.texi (param): Document min-spec-prob.
1068 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1070 * config/darwin.h: define __PIC__
1071 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1072 TARGET_OS_CPP_BUILTINS macro.
1074 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1076 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1079 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1081 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1083 * cfghooks.c (duplicate_block): Added position where to place
1084 new block as argument.
1085 * cfghooks.h (duplicate_block): Declaration changed.
1086 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1088 * cfglayout.h (copy_bbs): Declaration changed.
1089 * cfgloop.h (loop_version): Declaration changed.
1090 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1091 position to copy_bbs.
1092 (loop_version): Pass position to duplicate_loop_to_header_edge.
1093 Add place_after argument and position new blocks according to
1095 * modulo-sched.c (sms_schedule): Pass place_after argument
1097 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1098 * tree-cfg.c (split_edge_bb_loc): New function.
1099 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1100 to determine position of new blocks.
1101 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1103 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1104 argument to duplicate_block.
1105 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1106 Pass position to copy_bbs.
1108 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1110 * fold-const.c (ptr_difference_const): Use
1111 cst_and_fits_in_hwi instead of host_integerp.
1113 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1115 * config/darwin.c (gen_pic_offset): New.
1116 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1119 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1121 PR tree-optimization/23486
1122 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1124 2005-08-23 Phil Edwards <phil@codesourcery.com>
1126 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1127 remove use_collect2.
1128 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1130 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1131 configuration files to override the default value.
1133 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1134 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1135 * config/vx-common.h: New file, split out from...
1136 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1137 * config/vxworksae.h: New file, for VxWorks AE.
1138 * config/vxworks.opt: New file.
1139 * config/vxlib.c: Update for VxWorks 6.
1141 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1142 other MULTILIB_* variables appropriately.
1143 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1144 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1145 * config/rs6000/vxworks.h: Update for VxWorks 6.
1146 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1148 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1151 * config/darwin.c (machopic_select_section): Remove the hack to
1152 mark "::operator new" and "::operator delete" for coalescing
1153 even though they are not weak.
1155 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1157 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1158 * configure: Regenerate.
1160 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1163 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1165 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1166 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1169 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1171 * config/rs6000/predicates.md (equality_operator): New.
1172 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1173 comparison with a large constant.
1175 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1177 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1179 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1181 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1182 registers is even, and we have a hardware double precision fp,
1184 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1185 size of current argument when checking if argument was passed in
1188 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1191 * stor-layout.c (finalize_type_size): Dont override
1192 existing alignment with a smaller alignment from the mode.
1194 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1196 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1197 * lambda.h (lambda_vector_lexico_pos): ... here.
1198 * tree-data-ref.c (build_classic_dist_vector): Return false when
1199 the distance vector is lexicographically negative.
1201 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1203 PR tree-optimization/23511
1204 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1205 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1207 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1209 PR tree-optimization/22043
1210 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1211 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1212 If ALLOW_FLEXARR, handle types ending with flexible array member.
1213 Pass false as second argument to recursive count_type_elements calls.
1214 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1215 argument to count_type_elements call.
1216 * tree-sra.c (decide_block_copy): Likewise.
1217 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1218 for a constant-sized object, set cleared as well. Pass true as
1219 second argument to count_type_elements call.
1221 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1224 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1225 from legitimate_small_data_p, and make global. Update use.
1226 Remove forward declaration.
1227 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1229 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1231 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1233 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1234 of scratch intermediates.
1235 (eq<mode>_compare): Same.
1236 (neg_eq0<mode>): New.
1237 (neg_eq<mode>): Convert to define_insn_and_split.
1239 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1242 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1243 stdarg functions, set/clear the fp marker even when no variable
1245 * config/rs6000/sysv4.opt (mprototype): Describe.
1247 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1249 PR rtl-optimization/23478
1250 * regs.h (reg_info): Add throw_calls_crossed.
1251 (REG_N_THROWING_CALLS_CROSSED): Define.
1252 * flow.c (allocate_reg_life_data): Initialize
1253 REG_N_THROWING_CALLS_CROSSED.
1254 (propagate_one_insn, attempt_auto_inc): Update
1255 REG_N_THROWING_CALLS_CROSSED.
1256 * global.c (global_alloc): Don't allocate pseudos across
1257 calls that may throw.
1259 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1262 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1263 value is inbetween the range if we did not find an exact match.
1265 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1267 * doc/invoke.texi (Option Summary): Add ms1 options.
1268 * doc/extend.texi: Document interrupt handler attribute for ms1.
1269 * doc/md.texi: Document ms1 constraints.
1270 * config.gcc: Add ms1-*-elf.
1271 * config/ms1/ms1.h: New.
1272 * config/ms1/ms1.c: New.
1273 * config/ms1/ms1.md: New.
1274 * config/ms1/ms1-protos.h: New.
1275 * config/ms1/ABI.txt: New.
1276 * config/ms1/crti.asm: New.
1277 * config/ms1/crtn.asm: New.
1278 * config/ms1/lib2extra-funcs.c: New.
1279 * config/ms1/t-ms1: New.
1280 * config/ms1/ms1.opt: New.
1282 2005-08-22 Ira Rosen <irar@il.ibm.com>
1284 * config/rs6000/altivec.md (xorv4sf3): New.
1285 (negv4sf2, neg<mode>2): Likewise.
1287 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/ia64/ia64.md (divsi3): Check divide by zero.
1291 (udivsi3): Likewise.
1293 (udivdi3): Likewise.
1295 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1297 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1298 up to elem_bitsize bits, not max_bitsize.
1300 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1302 PR tree-optimization/23433
1303 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1304 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1306 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1308 PR tree-optimization/23434
1309 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1310 the iteration bound is not an INTEGER_CST.
1312 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1314 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1315 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1316 NULL if need_epilog_adjust is false.
1317 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1318 Case 3 always peels first itration, not just for PLUS case, and no need
1319 to use scalar_initial_def here. Create an epilog adjustment only if
1320 scalar_initial_def is not NULL.
1322 (vectorizable_reduction): Remove assert.
1324 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1327 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1328 (__moddi3): Likewise.
1329 (__udivdi3): Likewise.
1330 (__umoddi3): Likewise.
1331 (__divsi3): Likewise.
1332 (__modsi3): Likewise.
1333 (__udivsi3): Likewise.
1334 (__umodsi3): Likewise.
1336 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1338 * tree-pass.h (TDF_GRAPH): Define.
1339 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1340 * passes.c (finish_optimization_passes): Only call
1341 finish_graph_dump_file if TDF_GRAPH is set.
1342 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1343 NULL. Set TDF_GRAPH bit.
1344 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1346 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1348 * arm.h (arm_stack_offsets): Add locals_base field.
1349 * arm.c (arm_get_frame_offsets): Compute it.
1350 (thumb_compute_initial_elimination offset): Make the Thumb frame
1351 pointer point to the base of the local variables.
1352 (thumb_expand_prologue): Update accordingly.
1353 (thumb_expand_epilogue): Likewise.
1355 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1356 mode of clobbered scratch to DImode. Handle a case that's known to
1359 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1361 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1362 (gt0<mode>_compare): Delete.
1363 (neg_gt0<mode>): Delete.
1365 2005-08-19 Eric Christopher <echristo@apple.com>
1367 * optabs.h: Change CTI_ to COI_.
1370 2005-08-19 James E Wilson <wilson@specifix.com>
1372 * builtins.c (expand_builtin_return_addr): Set
1373 current_function_accesses_prior_frames when count != 0. Use
1374 frame_pointer_rtx when count == 0.
1375 * function.h (struct function): Add accesses_prior_frames field.
1376 (current_function_accesses_prior_frames): Define.
1377 * reload1.c (init_elim_table): Check
1378 current_function_accesses_prior_frames.
1379 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1381 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1383 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1384 indicator. Return true if the flowgraph changed during
1387 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1390 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1391 conditional expression before testing its value.
1393 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1395 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1397 2005-08-19 Devang Patel <dpatel@apple.com>
1399 PR tree-optimization/23048
1400 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1401 third parameter. Check whether latch is dominated by exit
1403 (if_convertible_loop_p): Supply exit block itself to
1404 if_convertible_bb_p.
1406 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1409 * arm.md (arm_load_pic_register): Change argument to the mask of
1410 saved registers. Call thumb_find_work_register if we need a
1411 scratch register on Thumb.
1412 (arm_expand_prologue): Pass empty register set to
1413 arm_load_pic_register.
1414 (thumb_expand_prologue): Pass live_regs_mask directly to
1415 arm_load_pic_register.
1416 * arm-protos.h (arm_load_pic_register): Update prototype.
1418 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1420 * sh.c (find_sole_member): New function.
1421 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1422 if the record's alignment is larger than the size of its only member.
1424 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1427 * arm.c (thumb_legitimize_reload_address): New function.
1428 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1429 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1431 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1433 * config/crx/crx.c: Implement crx_decompose_address. Reject
1434 symbolic displacements since CRX register relative adressing
1435 mode can't handle unsigned 32-bit values as displacements.
1436 * config/crx/crx.h: Simplify definitions, remove redundant
1437 parenthesis and obsolete macros.
1438 * config/crx/crx.opt: Add new switch for debugging addresses.
1439 * config/crx/crx-protos.h: Add new declarations for above.
1441 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1444 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1447 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1449 * collect2.c (dup2): Delete.
1450 * configure.ac: Don't check for dup2.
1452 * config.in, configure: Regenerate.
1454 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1456 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1457 record with the type of its only member.
1459 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1461 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1462 define_insn_and_split.
1463 (plus_ltu<mode>_compare): Same.
1464 (gtu<mode>_compare): Same.
1465 (plus_gtu<mode>_compare): Same.
1467 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1469 PR tree-optimization/22228
1470 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1472 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1473 are recorded in vect_vnames_to_rename for renaming.
1474 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1475 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1476 in vect_vnames_to_rename.
1477 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1478 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1480 2005-08-18 Jan Hubicka <jh@suse.cz>
1483 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1484 info only for local statics, not for member variables.
1486 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1488 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1490 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1492 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1494 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1497 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1499 2005-08-17 James E Wilson <wilson@specifix.com>
1501 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1504 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1506 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1507 (leu<mode>_compare): Same.
1508 (plus_leu<mode>): Same.
1509 (neg_leu<mode>): Same.
1510 (and_neg_leu<mode): Same.
1511 (ltu<mode>_compare): Same.
1512 (plus_ltu<mode>): Same.
1514 (geu<mode>_compare): Same.
1515 (plus_geu<mode>): Same.
1516 (neg_geu<mode>): Same.
1517 (and_neg_geu<mode>): Same.
1518 (plus_gt<mode>): Same.
1519 (gtu<mode>_compare): Same.
1520 (plus_gtu<mode>): Same.
1522 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1524 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1525 Move call_table_data to end. Delete spurious .text.
1526 (callt_save_all_interrupt): Fix comment typo.
1528 2005-08-17 James E Wilson <wilson@specifix.com>
1529 Kevin Winchester <winchester@amirix.com>
1532 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1534 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1537 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1538 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1540 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1542 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1543 record with the type of its only member if the modes don't match.
1545 * varasm.c (decode_reg_name): Skip empty additional register names.
1547 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1549 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1550 lsm_tmp_name_length): New.
1551 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1552 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1554 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1555 Andreas Krebbel <krebbel1@de.ibm.com>
1557 * config.gcc: Added z9-109 switch.
1558 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1559 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1560 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1561 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1562 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1563 for "z9_109" cpu attribute.
1564 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1565 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1566 (s390_handle_arch_option): Added z9-109 switch.
1567 (override_options): Set respective cost function for z9-109.
1568 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1569 (legitimate_reload_constant_p): Accept extended immediates.
1570 (print_operand): Three new output modifiers added: k, m and o.
1571 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1572 (s390_output_mi_thunk): Use extended immediate when possible.
1573 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1574 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1575 (CONSTRAINT_LEN): Added length of O constraint.
1576 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1577 * config/s390/s390.md ("cpu"): New value z9_109 added.
1578 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1579 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1580 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1581 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1582 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1583 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1584 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1585 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1586 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1587 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1588 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1589 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1590 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1591 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1592 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1594 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1595 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1596 insns for TARGET_EXTIMM.
1598 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1600 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1602 2005-08-17 Nick Clifton <nickc@redhat.com>
1604 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1605 Call default_encode_section_info.
1607 2005-08-17 Steven Bosscher <stevenb@suse.de>
1609 PR tree-optimization/21574
1610 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1611 constant, return CONSTANT.
1612 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1613 (ccp_fold, visit_assignment): Likewise.
1614 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1616 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1618 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1619 fold_buildN instead of buildN then fold_initializer or fold.
1620 (build_unary_op): Likewise.
1621 (build_binary_op): Likewise.
1622 * fold-const.c (fold_initializer): Remove.
1623 (fold_build1_initializer): New function.
1624 (fold_build2_initializer): New function.
1625 (fold_build3_initializer): New function.
1626 * tree.h (fold_initializer): Remove.
1627 (fold_build1_initializer): New function.
1628 (fold_build2_initializer): New function.
1629 (fold_build3_initializer): New function.
1631 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1633 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1634 (try_move_mult_to_index): Call fold_build2 instead of build2.
1635 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1636 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1637 fold_binary_to_constant.
1638 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1640 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1641 check if A == gcd (A, B). Remove TYPE argument.
1642 (analyze_offset) Use fold_build2 instead of fold (build.
1643 (create_data_ref): Likewise.
1644 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1645 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1648 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1650 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1651 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1653 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1656 * gimplify.c (zero_sized_type): New function.
1657 (gimplify_modify_expr_rhs): If we have a zero sized type,
1658 replace the statement with an empty statement.
1660 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1662 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1665 2005-08-16 Ian Lance Taylor <ian@airs.com>
1667 * doc/tm.texi (Label Output): Correct typo.
1669 2005-08-16 Steven Bosscher <stevenb@suse.de>
1672 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1673 force_operand will work later on using have_insn_for.
1675 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1677 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1679 2005-08-16 Ian Lance Taylor <ian@airs.com>
1682 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1683 vector type, don't try to construct it element by element. Add an
1684 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1686 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1688 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1690 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1692 * doc/invoke.texi (Precompiled Headers): Document some more options
1693 which are known to be safe.
1695 2005-08-16 James E Wilson <wilson@specifix.com>
1697 PR tree-optimization/21105
1698 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1699 TREE_OVERFLOW check.
1701 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1703 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1704 (neg_ltu<mode>): Same.
1706 (neg_gtu<mode>): Same.
1708 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1710 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1711 (fold_builtin_isdigit): Use fold_buildN.
1712 (build_function_call_expr): Likewise.
1713 * c-typeck.c (c_finish_loop): Likewise.
1715 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1716 Richard Shann <rshann@superh.com>
1718 PR middle-end/20396:
1719 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1721 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1723 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1725 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1728 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1729 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1732 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1735 * fold-const.c (build_range_check): Disable optimization for function
1736 pointer expressions on targets that require function pointer
1739 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1741 * simplify-rtx.c (simplify_const_relational_operation): When
1742 extracting arguments of a COMPARE, recompute the mode as well.
1744 2005-08-15 Ian Lance Taylor <ian@airs.com>
1746 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1748 2005-08-15 DJ Delorie <dj@redhat.com>
1750 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1752 (movsi_splittable): Allow, but split, moves to the stack.
1753 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1756 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1759 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1760 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1762 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1763 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1764 Delete HOST_PTR_PRINTF.
1766 * configure, config.in: Regenerate.
1768 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1770 * config/rs6000/rs6000.md (QHSI): New mode macro.
1771 (wd): Extend mode attr for QImode and HImode
1772 (dbits): New mode attr.
1773 (zero_extend<mode>di2): Convert to mode macro.
1775 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1778 * doc/invoke.texi (-mgnu-ld): Update description.
1781 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1784 * Makefile.in (tree-chrec.o): Depends on real.h.
1785 * tree-chrec.c: Include real.h.
1786 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1787 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1788 * tree-scalar-evolution.c (add_to_evolution_1,
1789 interpret_rhs_modify_expr): Ditto.
1791 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1794 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1795 step is negative compute the estimation from init downwards to zero.
1797 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1799 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1801 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1803 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1805 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1806 Accept double-word constants that can be split.
1807 * config/s390/s390.md ("movti"): Use 'P' constraint.
1808 ("*movdi_31", "*movdf_31"): Likewise.
1810 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1812 Fix PR tree-optimization/22615
1814 * tree-ssa-structalias.c (solution_set_add): Handle
1815 first_vi_for_offset returning NULL.
1816 (do_da_constraint): Ditto.
1817 (do_sd_constraint): Ditto.
1818 (do_ds_constraint): Ditto
1819 (find_func_aliases): Ditto.
1820 (build_constraint_graph): RHS is allowed be ANYTHING.
1821 (first_vi_for_offset): Return NULL if we couldn't find anything at
1824 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1826 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1827 over memory as first operand.
1829 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1833 available for setting it.
1835 2005-08-14 Ira Rosen <irar@il.ibm.com>
1837 PR tree-optimization/23320
1838 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1839 data-refs' types instead of base object nullness. Add check for
1840 pointer type data-refs before first location comparison. Remove
1843 2005-08-14 Andreas Schwab <schwab@suse.de>
1845 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1847 2005-08-13 James E Wilson <wilson@specifix.com>
1849 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1850 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1851 -fstack-protector-all, --param ssp-buffer-size): Document.
1852 (-Wvariadic-macros): Alphabetize.
1853 (-fsched-stalled-insns-dep): Add missing 'f'.
1855 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1858 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1860 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1861 or indirect address operand.
1862 (EXTRA_ADDRESS_CONSTRAINT): New.
1863 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1865 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1867 PR tree-optimization/22236
1868 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1869 successors and predecessors.
1870 * tree-chrec.c (chrec_convert): Before converting, check that
1871 sequences don't wrap.
1872 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1873 (analyze_array): Extern.
1874 (find_data_references_in_loop): Remove call to
1875 compute_estimated_nb_iterations.
1876 * tree-data-ref.h (analyze_array): Declared.
1877 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1878 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1879 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1880 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1882 * tree-ssa-loop-ivcanon.c: Fix documentation.
1883 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1884 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1885 (infer_loop_bounds_from_undefined): New.
1886 (estimate_numbers_of_iterations_loop): Use
1887 infer_loop_bounds_from_undefined.
1888 (used_in_pointer_arithmetic_p): New.
1889 (scev_probably_wraps_p): Pass an extra parameter. Call
1890 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1891 (convert_step): Fix documentation.
1892 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1893 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1894 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1895 scev_probably_wraps_p.
1897 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1899 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1900 (s390_register_info): Ignore clobbered_regs information for fixed
1901 registers, and only fixed registers.
1902 (s390_init_frame_layout): Remove redundant call.
1904 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1906 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1907 description of -Wold-style-casts.
1909 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1910 Jakub Jelinek <jakub@redhat.com>
1912 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1913 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1914 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1915 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1916 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1917 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1918 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1919 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1920 ("stack_protect_set", "stack_protect_test"): New expanders.
1921 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1922 "stack_protect_testdi"): New insn definitions.
1924 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1926 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1928 2005-08-12 Paul Brook <paul@codesourcery.com>
1930 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1932 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1934 * config/s390/predicates.md (setmem_operand): New predicate.
1935 (shift_count_operand): Accept ANDs with special constants as
1937 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1938 with special constants.
1939 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1940 shift_count_operand with setmem_operand.
1942 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1944 * config/s390/s390.c (s390_extract_part, s390_single_part):
1946 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1947 (s390_output_mi_thunk): Don't use lg on 31 bit.
1948 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1949 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1951 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1953 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1954 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1955 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1956 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1957 with one of the new macros.
1959 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1961 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1962 Don't set save_return_addr_p.
1963 (s390_register_info): Make clobbered_regs not depending on
1966 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1968 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1969 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1971 2005-08-11 James E. Wilson <wilson@specifix.com>
1973 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1975 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1977 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1978 locations gathered by var-tracking in single entry loc_list
1979 over loc_descriptor_from_tree.
1981 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1982 pass it down to loc_descriptor.
1983 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1984 (containing_function_has_frame_base): Move earlier in the file.
1985 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1986 instead of always assuming fbreg can't be used.
1988 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1990 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1991 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1992 Accept address wrapped in AND for Altivec.
1993 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1994 Strip AND wrapping offset address for Altivec.
1996 2005-08-11 Richard Henderson <rth@redhat.com>
1999 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
2000 before using TYPE_IS_SIZETYPE.
2002 2005-08-11 Richard Henderson <rth@redhat.com>
2005 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
2006 insn types not present on ev4.
2007 (alphaev5_insn_pipe): Similarly.
2009 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
2012 * arm.c (arm_override_options): If the user has selected callee-super-
2013 interworking, then enable normal interworking.
2015 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2017 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
2020 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2022 * doc/rtl.texi: Fix two typos.
2024 2005-08-11 Richard Guenther <rguenther@suse.de>
2027 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2028 cases where we call to/from functions returning void.
2030 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2033 * tree.c (build_pointer_type_for_mode): Robustify.
2035 2005-08-10 James E Wilson <wilson@specifix.com>
2037 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2038 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2040 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2043 2005-08-10 Eric Christopher <echristo@apple.com>
2045 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2046 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2049 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2052 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2053 for the high part when generating dynamic-no-pic code.
2055 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2057 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2058 (x86_64-*-linux*): Likewise.
2060 * config/i386/crtfastmath.c: New file.
2061 * config/i386/t-crtfm: Likewise.
2063 * config/i386/linux.h (ENDFILE_SPEC): New.
2064 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2066 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2069 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2071 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2072 (vec_shl, vec_shr): Document new operations.
2073 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2075 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2078 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2079 change predicate to indexed_or_indirect_address.
2081 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2083 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2084 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2085 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2086 and __aeabi_uwrite8.
2087 * config/arm/unaligned-funcs.c: New file.
2088 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2090 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2092 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2094 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2095 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2097 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2098 * final.c (pass_shorten_branches): Add dump.
2099 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2100 (pass_life): Rename dump.
2101 (rest_of_handle_flow2): Remove initial verify_flow_info.
2102 * function.c (pass_instantiate_virtual_regs): Add dump.
2103 * integrate.c (pass_initial_value_sets): Add dump.
2104 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2105 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2106 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2107 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2108 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2109 gate_rtl_unrool_and_peel_loops): New.
2110 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2111 rtl_doloop): Do not look at flags.
2112 * mode-switching.c (pass_mode_switching): Add dump.
2113 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2114 pass_split_before_regstack): Add dump.
2115 * regmove.c (pass_stack_adjustments): Add dump.
2116 * tree-optimize.c (pass_fixup_cfg): Add dump.
2118 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2121 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2122 deciding which instruction sequence to use.
2124 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2126 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2127 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2129 2005-08-09 Richard Guenther <rguenther@suse.de>
2131 * c-common.c (builtin_function_2): Remove.
2132 (def_builtin_1): New function.
2133 (c_common_nodes_and_builtins): Use def_builtin_1 to
2134 build builtin functions.
2136 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2138 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2139 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2140 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2143 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2145 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2146 fold_binary instead of fold_build2 since we don't care about the
2148 (loop_niter_by_eval): Likewise.
2149 (compare_trees): Likewise.
2150 (proved_non_wrapping_p): Likewise.
2152 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2156 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2157 if the if is really empty.
2159 2005-08-09 Steven Bosscher <stevenb@suse.de>
2161 PR tree-optimization/23234
2162 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2163 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2164 argument of the new enum.
2165 (execute_cse_reciprocals): Add reciprocals for function arguments
2166 on the unique successor edge of the entry block. Update other calls
2167 to execute_cse_reciprocals_1.
2169 2005-08-08 Richard Henderson <rth@redhat.com>
2172 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2174 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2176 * expr.c (write_complex_part): Return after handling MEM.
2178 2005-08-08 Josh Conner <jconner@apple.com>
2180 PR rtl-optimization/23241
2181 * combine.c (simplify_comparison): Fix error in determining
2182 whether to lift a subreg from comparison.
2184 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2187 * config/rs6000/altivec.md (vec_init<mode>): New.
2188 (vec_set<mode>): New.
2189 (vec_extract<mode>): New.
2190 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2191 (rs6000_expand_vector_set): New.
2192 (rs6000_expand_vector_extract): New.
2193 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2194 for Altivec modes before reload.
2195 (altivec_expand_vec_init_builtin): New.
2196 (get_element_number): New.
2197 (altivec_expand_vec_set_builtin): New.
2198 (altivec_expand_vec_ext_builtin): New.
2199 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2201 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2203 * config/rs6000/rs6000.h (rs6000_builtins): Add
2204 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2205 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2206 * config/rs6000/rs6000-protos.h: Declare new functions.
2208 2005-08-08 Jan Hubicka <jh@suse.cz>
2210 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2211 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2212 * i386.md (movdi*): Use pic_32bit_operand.
2213 * predicates.md (pic_32bit_operand): New.
2215 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2218 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2220 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2222 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2223 (test_for_singularity): Use fold_build2.
2225 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2227 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2229 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2231 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2232 (COMMON_ASM_OP) Define.
2233 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2234 (ix86_encode_section_info): Likewise.
2235 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2236 SUBTARGET_ENCODE_SECTION_INFO.
2238 2005-08-06 Richard Henderson <rth@redhat.com>
2241 * tree-nested.c (convert_local_reference): Save and restore val_only
2242 around component_ref and friends. Clear walk_subtrees by default.
2244 2005-08-06 Peter O'Gorman <peter@pogma.com>
2247 * gcc.c (process_command): Check the argument to -b has a dash.
2248 * doc/invoke.texi: Update -b and -V docs.
2250 2005-08-06 James E Wilson <wilson@specifix.com>
2252 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2254 2005-08-06 Michael Matz <matz@suse.de>
2256 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2257 member only if only one insn is associated with the value.
2259 2005-08-06 Nick Clifton <nickc@redhat.com>
2261 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2263 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2264 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2265 Check symbol flags instead of symbol name mangling.
2266 (xstormy16_asm_output_aligned_common): Likewise. Also
2267 simplify code since the bss100_section cass is the only case
2268 where the below100 code will be triggered.
2269 (xstormy16_encode_section_info): Encode below100 attribute
2270 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2272 (xstormy16_strip_name_encoding): Delete - this function is no
2274 (TARGET_STRIP_NAME_ENCODING): Undefine.
2275 * config/stormy16/stormy16-protos.h: Delete prototype for
2276 xstormy16_strip_name_encoding.
2278 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2280 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2281 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2282 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2283 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2284 config/alpha/predicates.md, config/arc/arc.h,
2285 config/arm/arm.h, config/arm/ieee754-df.S,
2286 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2287 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2288 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2289 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2290 config/m68hc11/m68hc11.h, config/mips/mips.c,
2291 config/mips/mips.h, config/mips/openbsd.h,
2292 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2293 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2294 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2295 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2296 config/sparc/linux.h, config/sparc/linux64.h,
2297 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2298 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2299 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2300 typos. Follow spelling conventions.
2302 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2305 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2306 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2307 specially. Check for side effects only for COND_EXPR.
2308 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2309 return with TREE_NO_WARNING.
2311 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2313 PR rtl-optimization/23233
2314 * loop.c (combine_movables): Require the modes to be the same.
2315 (move_movables): Remove handling of cases where the replacement
2316 had a different mode to the original.
2318 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2320 PR tree-optimization/23128
2321 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2322 subtraction wrap, and set TREE_OVERFLOW if they do.
2324 2005-08-05 Richard Henderson <rth@redhat.com>
2327 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2328 FORCED_LABEL labels.
2330 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2333 * reload.c (find_reloads_subreg_address): Pass down TYPE
2334 unchanged. Change all callers except find_reloads_toplev.
2336 2005-08-05 Michael Matz <matz@suse.de>
2338 * genattrtab.c (current_alternative_string): Remove.
2339 (SIMPLIFY_ALTERNATIVE): Ditto.
2340 (attr_alt_bit_p): Ditto.
2341 (alternative_name): Make const char *.
2342 (evaluate_eq_attr): Remove use of above things.
2343 (simplify_test_exp): Ditto.
2344 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2345 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2347 2005-08-04 James E Wilson <wilson@specifix.com>
2349 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2350 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2351 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2352 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2353 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2355 2005-08-04 Richard Henderson <rth@redhat.com>
2358 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2359 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2360 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2361 if we'd have to instantiate too many members.
2363 2005-08-04 Richard Henderson <rth@redhat.com>
2366 * tree-outof-ssa.c (coalesce_asm_operands): New.
2367 (coalesce_ssa_name): Use it. Split out ...
2368 (coalesce_phi_operands, coalesce_result_decls): ... these.
2370 2005-08-04 Paul Brook <paul@codesourcery.com>
2372 * read-rtl.c (read_quoted_string): Break if EOF.
2374 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2376 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2377 (fold_build2): Likewise.
2378 (fold_build3): Likewise.
2379 (fold_build1_stat): New function prototype.
2380 (fold_build2_stat): Likewise.
2381 (fold_build3_stat): Likewise.
2382 * fold-const.c (fold_build1): Rename to ..
2383 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2384 through to build1_stat.
2385 (fold_build2): Rename to ..
2386 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2387 through to build2_stat.
2388 (fold_build3): Rename to ..
2389 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2390 through to build3_stat.
2392 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2393 Ian Lance Taylor <ian@airs.com>
2395 * function.c (assign_stack_local_1): Do not correct stack slot
2396 address if allocation size is smaller than mode size.
2398 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2401 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2402 (tree_merge_blocks): Propagate anything allowed by
2404 Clarify documentation.
2405 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2406 SSA form, schedule an update if necessary.
2408 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2410 * doc/install.texi (Binaries): Remove broken link to
2411 Sinix/Reliant Unix binaries.
2413 2005-08-03 Richard Henderson <rth@redhat.com>
2416 * function.c (stack_protect_epilogue): Export.
2417 * tree.h (stack_protect_epilogue): Declare.
2418 * calls.c (expand_call): Call it.
2420 2005-08-03 Eric Christopher <echristo@apple.com>
2422 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2423 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2426 2005-08-04 Jan Hubicka <jh@suse.cz>
2428 * profile.c (branch_prob): Split edges with goto locus on them
2429 to get proper line counts.
2430 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2432 2005-08-03 Paul Brook <paul@codesourcery.com>
2434 * function.c (assign_parms): Round current_function_args_size
2435 to PARM_BOUNDARY, not STACK_BOUNDARY.
2437 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2439 * config/i386/i386.c (x86_elf_aligned_common)
2440 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2442 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2444 PR tree-optimization/23157
2445 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2446 before emitting them.
2448 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2450 PR tree-optimization/19899
2451 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2452 * tree-scalar-evolution.c: Include real.h.
2453 (add_to_evolution): Build constant -1 of correct type.
2455 2005-08-03 Jan Hubicka <jh@suse.cz>
2457 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2458 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2459 profile updating for complette unrolling.
2460 * loop-unroll.c (peel_loop_completely): Use it.
2461 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2462 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2465 2005-08-03 Paul Brook <paul@codesourcery.com>
2467 * combine.c (can_change_dest_mode): New function.
2468 (try_combine, simplify_set): Use it.
2470 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2472 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2475 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2477 * doc/install.texi (Specific): Adjust link to openavr.org.
2478 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2479 (Binaries): Adjust HP-UX Porting Center link.
2480 (Binaries): Adjust Free Software Foundation ordering link.
2482 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2484 * convert.c (convert_to_integer): Use fold_build1 instead of
2485 build1 when converting an integer to an integer.
2487 2005-08-02 Richard Henderson <rth@redhat.com>
2489 * combine.c (combine_instructions): Don't use reg_equal/equiv
2490 results if the mode doesn't match.
2492 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2494 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2495 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2497 2005-08-02 Richard Henderson <rth@redhat.com>
2500 * explow.c (memory_address): Remove special-case for
2501 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2503 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2506 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2507 number of calls to cleanup_tree_cfg_1.
2509 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2511 * doc/invoke.texi: document file extensions .F90 and .F95
2513 2005-08-02 Richard Guenther <rguenther@suse.de>
2515 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2516 positive if its first argument is positive.
2518 2005-08-02 Richard Guenther <rguenther@suse.de>
2520 PR tree-optimization/23177
2521 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2524 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2526 PR tree-optimization/23129
2527 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2528 varying for divisions with anti-ranges.
2530 2005-08-02 Jan Hubicka <jh@suse.cz>
2532 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2533 * tree-ssa-threadupdate.c (thread_block): Add it here.
2535 2005-08-01 James E Wilson <wilson@specifix.com>
2537 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2538 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2539 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2541 * config/mips/predicates.md (const_call_insn_operand): Add check for
2542 SYMBOL_REF_LONG_CALL_P.
2543 * doc/extend.texi (long_call): Document the new attribute.
2545 2005-08-01 Ian Lance Taylor <ian@airs.com>
2546 Richard Henderson <rth@redhat.com>
2548 * Makefile.in (RTL_BASE_H): Add real.h.
2549 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2551 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2553 * rtl.c (rtl_check_failed_code_mode): New.
2554 * rtl.h (struct rtx_def): Add u.rv.
2555 (XCMWINT, XCNMPRV): New.
2556 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2557 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2559 2005-08-01 Richard Henderson <rth@redhat.com>
2561 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2562 with auto-inc codes.
2564 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2566 2005-08-01 Jan Hubicka <jh@suse.cz>
2568 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2569 * i386.c: Include dwarf2.h
2570 (asm_preferred_eh_data_format): New.
2571 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2573 2005-08-01 Ian Lance Taylor <ian@airs.com>
2575 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2576 randomize_va_space for virtual address randomization control.
2578 2005-08-01 Steven Bosscher <stevenb@suse.de>
2580 * common.opt (flag_ipa_cp): Put in right place to maintain
2583 2005-08-01 Jan Hubicka <jh@suse.cz>
2585 * profile.c (compute_value_histograms): Fix thinko.
2586 * value-prof.c: Include toplev.h
2587 (check_counter): New function.
2588 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2589 tree_mod_subtract_transform): Add sanity check.
2591 2005-08-01 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/23133
2594 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2595 current functions parameter decls to find defs to cse
2598 2005-08-01 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/23109
2601 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2602 If trapping math is in effect, use post-dominator information
2603 to check if we'd in any case reach a trapping point before
2604 doing the reciprocal insertion.
2605 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2606 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2607 expressions are invariant only if trapping math is not in effect.
2609 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2611 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2612 cgraph_function_versioning): New declarations.
2613 * cgraphunit.c: Add include to ipa-prop.h.
2614 (update_call_expr, cgraph_copy_node_for_versioning,
2615 cgraph_function_versioning): New functions.
2616 * integrate.c (copy_decl_for_inlining): Remove.
2617 * ipa-prop.h (ipa_replace_map): New struct.
2618 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2619 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2620 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2621 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2622 ipcp_iterate_stage, ipcp_method_scale_print,
2623 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2624 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2625 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2626 ipcp_update_bb_counts, ipcp_update_profiling,
2627 ipcp_update_edges_counts): New functions.
2628 (ipcp_method_cval_init): Remove restriction regarding local methods.
2629 (ipcp_init_stage): Add ipcp_method_compute_scale.
2630 (ipcp_insert_stage): Add versioning.
2631 (ipcp_structures_print): Add ipcp_method_scale_print.
2632 (ipcp_driver): Dump profiling info.
2633 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2634 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2635 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2636 (struct inline_data): Add versioning_p, ipa_info, new fields.
2637 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2638 declare_return_variable): Replace calls to copy_decl_for_inlining with
2640 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2642 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2643 Add argument VERSIONING.
2644 (copy_arguments_for_versioning, copy_static_chain,
2645 function_versionable_p, tree_versionable_function_p,
2646 tree_function_versioning, replace_ref_tree): New functions.
2647 * tree-inline.h: Include varray.h.
2648 (tree_versionable_function_p, tree_function_versioning,
2649 tree copy_decl_for_dup): New declarations.
2651 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2653 * ipa-cp.c: New file. Contains IPCP specific functionality.
2654 * ipa-prop.h: New file. Contains structures/definitions that can be
2655 used by several interprocedural data flow optimizations (and also IPCP).
2656 * ipa-prop.c: New file.
2657 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2658 * common.opt: Add ipa-cp flag.
2659 * timevar.def: Add IPCP optimization.
2660 * tree-optimize.c (init_tree_optimization_passes): Schedule
2662 * tree-pass.h (pass_ipa_cp): Declare.
2664 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2666 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2667 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2668 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2669 config/i386/i386.c, config/mips/mips.h,
2670 config/rs6000/rs6000.h, config/sh/sh.c,
2671 config/stormy16/stormy16.c: Fix comment typos.
2673 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2676 * c-typeck.c (build_binary_op): Use common_type wrapper on
2678 (common_type): Update comment.
2680 2005-07-31 Steven Bosscher <stevenb@suse.de>
2683 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2684 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2685 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2687 2005-07-31 Jan Hubicka <jh@suse.cz>
2689 * pretty-print.h (pp_widest_integer): New macro.
2690 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2693 2005-07-31 Jan Hubicka <jh@suse.cz>
2695 * output.h (enum section_category): Export from varasm.c
2696 (categorize_decl_for_section): Likewise.
2697 * varasm.c (enum section_category): Kill.
2698 (categorize_decl_for_section): Make global.
2699 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2701 * i386.c (ix86_section_threshold): New static variable.
2702 (ix86_in_large_data_p, ix86_encode_section_info,
2703 x86_64_elf_unique_section,
2704 x86_64_elf_select_section): New functions.
2705 (TARGET_ENCODE_SECTION_INFO): Define
2706 (override_options): Enable medium model for PIC.
2707 (ix86_expand_prologue): Expand gen_set_got_rex64.
2708 (legitimate_constant_p): Handle new UNSPECs.
2709 (legitimate_pic_address_disp_p): Likewise.
2710 (legitimize_pic_address): Lower MEDIUM model addressing.
2711 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2712 (enum cmodel): Add MEDIUM_PIC.
2713 (SYMBOL_REF_FAR_ADDR_P): New macro.
2714 (SYMBOL_FLAG_FAR_ADDR): New flag.
2715 * i386.md (movdi): Support medium model.
2716 (set_got_rex64): New pattern.
2717 * i386.opt (mlarge-data-threshold): New flag.
2718 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2719 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2720 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2721 TARGET_ASM_UNIQUE_SECTION): New.
2723 * invoke.texi (-mlarge_data_threshold): Document
2725 2005-07-31 Jan Hubicka <jh@suse.cz>
2727 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2728 (coalesce_vars): Likewise.
2729 * tree-ssa-live.c (coalesce_cost): New.
2730 (build_tree_conflict_graph): Use coalesce_cost.
2731 * tree-ssa-live.h (coalesce_cost): Declare.
2733 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2735 * arm.md (all peepholes for post-increment operations): Delete.
2736 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2737 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2738 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2739 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2740 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2742 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2744 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2747 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2750 * doc/invoke.texi: Document -rdynamic.
2752 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2755 * c-parser.c (c_parser_parms_list_declarator): Call
2756 mark_forward_parm_decls.
2757 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2758 decls with visibility structure.
2760 2005-07-30 Paul Brook <paul@codesourcery.com>
2762 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2764 2005-07-30 Paul Brook <paul@codesourcery.com>
2766 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2768 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2770 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2772 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2775 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2776 nested function declarators.
2777 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2778 (grokparms): Call warn_if_shadowing for parameters used within the
2780 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2781 not used within the parameter list.
2782 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2784 2005-07-30 Jan Hubicka <jh@suse.cz>
2786 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2787 * i386.c (ix86_fixup_binary_operands): Likewise.
2788 (ix86_expand_unary_operator): Likewise.
2789 (ix86_expand_fp_absneg_operator): Likewise.
2790 * optabs.c (expand_vec_cond_expr): Validate dest.
2792 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2795 * real.c (real_from_string): Also set last bit if there is a
2796 nonzero hex digit beyond GCC's internal precision after ".".
2798 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2800 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2801 define_constants. Change duplicate values to unassigned numbers.
2802 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2803 (*altivec_vspltsf): New.
2804 (altivec_vperm_v4sf): Delete.
2805 (altivec_vperm_<mode>): Use mode macro V.
2806 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2807 (altivec_predicate_v4sf): Delete.
2808 (altivec_predicate_<mode>): Use mode macro V.
2809 (*altivec_lvesfx): New.
2810 (*altivec_stvesfx): New.
2811 (vec_realign_load_v4sf): Delete.
2812 (vec_realign_load_<mode>): Use mode macro V.
2813 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2816 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2819 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2821 * configure: Regenerated.
2823 2005-07-29 Paul Brook <paul@codesourcery.com>
2825 * doc/install.texi: Add link to GFortran binaries wiki page.
2827 2005-07-29 David Ung <davidu@mips.com>
2829 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2830 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2831 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2832 * config/mips/mips.md (cpu): Add 5kf name.
2833 (includes): Includes 5k.md.
2834 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2835 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2838 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2841 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2842 (cleanup_tree_cfg): ... here.
2843 Call cleanup_tree_cfg_1 until there are no more cleanups to
2846 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2848 * tree-vrp.c (compare_range_with_value): Return true or false
2849 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2850 EQ_EXPR respectively.
2852 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2854 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2857 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2859 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2860 (tree_ssa_dominator_optimize): Increment it.
2861 (dump_dominator_optimization_stats): Print it.
2863 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2864 Steven Bosscher <stevenb@suse.de>
2866 PR rtl-optimization/23117
2867 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2868 when head == tail. Tidy comment.
2870 2005-07-28 Richard Henderson <rth@redhat.com>
2872 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2873 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2874 * jump.c (rtx_renumbered_equal_p): Likewise.
2875 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2876 CONST_INT and CONST_DOUBLE.
2877 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2878 * reload.c (operands_match_p): Special case CONST_INT and
2879 CONST_DOUBLE; check mode earlier.
2881 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2884 * c-typeck.c (convert_for_assignment): Do not check
2885 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2887 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2890 * c-typeck.c (composite_type): Prefer constant size arrays to
2893 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2896 * real.c (real_from_string): Set last bit if there is a nonzero
2897 hex digit beyond GCC's internal precision.
2899 2005-07-28 Richard Henderson <rth@redhat.com>
2902 * cfgcleanup.c (try_forward_edges): Watch out for end of
2905 2005-07-28 James E Wilson <wilson@specifixinc.com>
2908 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2910 2005-07-28 Jan Hubicka <jh@suse.cz>
2912 * Makefile.in (rtl-profile.o): Kill all traces of it.
2913 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2914 * coverage.h (rtl_coverage_counter_ref): Kill.
2915 * opts.c (flag_speculative_prefetching_set): Kill.
2916 (flag_loop_optimize_set): New.
2917 (common_handle_option): Disable loop optimizer when profiling;
2918 do not handle speculative prefetching.
2919 * passes.c (init_optimization_passes): Replace pass_profiling combo
2920 by branch_prob pass.
2921 * profile.c (compute_value_histograms): Update for simplified value
2923 (rtl_register_profile_hooks): Kill.
2924 (pass_profiling): Kill.
2925 (rest_of_handle_branch_prob): Do not profile.
2926 * toplev.c (process_options): Remove speculative prefetching.
2927 * toplev.h (flag_tree_based_profiling): Kill.
2928 * tree-profile.c (prepare_instrumented_value,
2929 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2930 tree_gen_one_value_profiler, do_tree_profiling): Update for
2931 simplified datastructures.
2932 * value-prof.c: Add comment that speculative prefetching was dropped;
2933 update rest of file for simplified datastructures.
2934 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2935 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2936 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2937 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2938 rtl_mod_subtract, gen_speculative_prefetch,
2939 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2940 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2941 (gate_handle_value_profile_transformations,
2942 rest_of_handle_value_profile_transformations,
2943 pass_value_profile_transformations): Kill.
2944 * value-prof.h (histogram_value_t): Remove IL based unions.
2945 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2946 rtl_profile_hooks): Remove hooks.
2948 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2950 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2951 (cgraph_clone_node): Likewise.
2952 * cgraph.h (cgraph_clone_edge): Update prototype.
2953 (cgraph_clone_node): Likewise.
2954 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2956 (lookup_recursive_calls): Consider profile.
2957 (cgraph_decide_recursive_inlining): Fix updating; use new
2958 probability argument; use profile.
2959 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2960 * tree-inline.c (copy_bb): Update clal of clone_edge.
2961 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2963 * invoke.texi (min-inline-recursive-probability): Document.
2965 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2967 * doc/install.texi (Configuration): Update Valgrind homepage.
2969 2005-07-28 Richard Henderson <rth@redhat.com>
2972 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2973 labels we want to delete.
2974 (cfg_layout_merge_blocks): Likewise.
2976 2005-07-28 Richard Henderson <rth@redhat.com>
2979 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2980 when expanding to nothing.
2982 2005-07-28 Josh Conner <jconner@apple.com>
2984 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2985 (cgraph_decide_inlining_of_small_functions): Likewise.
2987 2005-07-28 Josh Conner <jconner@apple.com>
2989 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2990 direction of badness if negative.
2991 (cgraph_default_inline_p): Add reason to parameters, and assign it
2993 (cgraph_decide_inlining_of_small_functions): New parameter in call
2994 to cgraph_default_inline_p.
2995 (cgraph_decide_inlining_incrementally): Likewise.
2996 * cgraphunit.c (decide_is_function_needed): Likewise.
2997 * cgraph.h (cgraph_default_inline_p): Likewise.
2999 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3001 * builtins.c: Fix comment typo(s).
3002 * genautomata.c: Likewise.
3003 * gimplify.c: Likewise.
3004 * tree-dfa.c: Likewise.
3005 * tree-flow-inline.h: Likewise.
3006 * tree-into-ssa.c: Likewise.
3007 * tree-ssa-alias.c: Likewise.
3008 * tree-ssa-ccp.c: Likewise.
3009 * tree-ssa-copy.c: Likewise.
3010 * tree-ssa-dce.c: Likewise.
3011 * tree-ssa-dom.c: Likewise.
3012 * tree-ssa-operands.c: Likewise.
3013 * tree-tailcall.c: Likewise.
3014 * tree-vectorizer.c: Likewise.
3015 * tree-vrp.c: Likewise.
3018 2005-07-28 Jeff Law <law@redhat.com>
3020 * tree-vrp.c (test_for_singularity): Extracted from ...
3021 (simplify_cond_using_ranges): Attempt to simplify a relational
3022 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3024 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3026 PR tree-optimization/22506
3027 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3028 phis whose argument is constant.
3030 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3032 PR rtl-optimization/18992
3033 Back out this patch:
3034 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3035 PR optimization/12142
3036 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3037 uses of the register in the SET_SRC. Remove unnecessary argument.
3039 Replace it with this:
3040 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3041 if flag_non_call_exceptions is set and the insn may trap, pass
3042 pc_rtx as dest for recursion.
3043 In SET_SRC part of SET case, if dest is already set, pass it down
3046 2005-07-28 Jan Hubicka <jh@suse.cz>
3048 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3049 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3050 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3052 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3053 profile when available.
3055 2005-07-28 Jan Beulich <jbeulich@novell.com>
3057 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3058 (ia64_print_operand): Describe and handle 'X'.
3059 (ia64_register_move_cost): Also handle FP_REGS.
3060 (ia64_preferred_reload_class): Likewise.
3061 (ia64_secondary_reload_class): Likewise.
3062 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3063 it. Also check for ITANIUM_CLASS_FLDP.
3064 * config/ia64/ia64.h (FP_REGNO_P): New.
3065 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3066 (reg_class): Add FP_REGS.
3067 (REG_CLASS_NAMES): Adjust for it.
3068 (REG_CLASS_CONTENTS): Likewise.
3069 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3070 (REG_CLASS_FROM_LETTER): Handle 'x'.
3071 (CLASS_MAX_NREGS): Handle FP_REGS.
3072 (MEMORY_MOVE_COST): Likewise.
3073 * config/ia64/ia64.md (itanium_class): Add fldp.
3074 (type): Handle fldp.
3075 (movti_internal): More allowable operand combinations. Use ldfp8 when
3076 splitting unnecessary. Remove predicable attribute. Adjust
3077 itanium_class attribute.
3078 (smuldi3_highpart): Remove outdated comment.
3079 (mulditi3, umulditi3, rotlti3): New expanders.
3080 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3081 (absti2): Disabled new insn for future reference.
3082 Respective new splitters.
3083 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3084 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3085 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3087 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3089 PR rtl-optimization/23047
3090 * simplify-rtx.c (simplify_const_relational_operation): Respect
3091 flag_wrapv for comparisons with ABS.
3093 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3095 PR tree-optimization/22493
3096 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3097 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3099 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3101 * config/frv/frv.opt (moptimize-membar): New.
3103 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3105 * config/frv/frv.h: Remove machine_function definition.
3107 * config/frv/frv.c (struct frv_io): New.
3108 (struct machine_function): Moved from frv.h. Add has_membar_p.
3109 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3110 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3111 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3112 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3113 (frv_reorg): Call frv_optimize_membar when appropriate.
3114 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3115 (frv_expand_builtin): Adjust calls accordingly.
3116 (frv_io_address_cookie): New function.
3117 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3118 load or store rather than a special insn. Add ccnstant address and
3119 io-type operands to the membar.
3120 (frv_ifcvt_modify_tests): Unsign regno.
3121 (frv_ifcvt_modify_tests): Same.
3123 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3124 UNSPEC_OPTIONAL_MEMBAR constant.
3125 (builtin_read_<mode>): Delete.
3126 (builtin_write_<mode>): Delete.
3127 ("optional_membar_<mode>"): Add operand.
3129 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3130 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3131 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3132 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3133 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3134 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3135 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3136 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3137 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3139 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3141 * df.c (df_uses_record): Handle SCRATCH.
3143 2005-07-28 Steven Bosscher <stevenb@suse.de>
3146 * passes.c (rest_of_decl_compilation): If decl is a type and
3147 we have encountered errors, don't emit debug information.
3149 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3151 * params.def: Fixed comment.
3153 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3156 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3157 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3158 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3160 2005-07-27 Steven Bosscher <stevenb@suse.de>
3163 * varasm.c (assemble_start_function): Don't do anything that may
3164 require a CFG if the current function is a thunk.
3166 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3168 * doc/install.texi (Prerequisites): Mention that perl is needed
3169 to do export control in libstdc++ targetting Darwin.
3171 2005-07-27 Steven Bosscher <stevenb@suse.de>
3173 PR rtl-optimization/17808
3174 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3175 (sched_insns_conditions_mutex_p): Split out from...
3176 (add_dependence): ...here. But don't call it from here.
3177 (add_dependence_list): Check sched_insns_conditions_mutex_p
3178 before calling add_dependence.
3179 (add_dependence_list_and_free): Likewise.
3180 (fixup_sched_groups): Likewise.
3181 (sched_analyze_1): Likewise.
3182 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3183 (sched_analyze): Likewise.
3184 (sched_analyze_insn): Likewise.
3185 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3186 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3187 dependencies on all COND_EXEC insns to jumps ending basic blocks
3188 when doing intrablock scheduling.
3189 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3191 2005-07-27 Jeff Law <law@redhat.com>
3193 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3194 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3195 equivalency sets, correctly handle the case were vr0 has an
3196 equivalency set, but vr1 does not.
3198 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3200 PR tree-optimization/23073
3201 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3202 vect_print_dump_info before fprintf.
3204 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3206 PR tree-optimize/22348
3207 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3208 Fold the partial computation.
3210 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3212 PR tree-optimization/22325
3213 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3215 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3217 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3218 (force_var_cost): ... this function.
3219 (compute_phi_arg_on_exit): Export.
3221 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3223 PR tree-optimization/20773
3224 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3227 2005-07-27 Richard Guenther <rguenther@suse.de>
3229 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3230 Avoid pushing again if current struct contains only
3231 fields we decomposed.
3233 2005-07-27 Jan Hubicka <jh@suse.cz>
3235 PR tree-optimization/22574
3236 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3239 * tree-tailcall.c (decrease_profile): New function.
3240 (eliminate_tail_call): Use it.
3242 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3243 visibility flags correctly in whole program mode.
3245 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3247 PR rtl-optimization/22472
3248 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3250 2005-07-26 Steven Bosscher <stevenb@suse.de>
3252 PR tree-optimization/22504
3253 * tree-complex.c (expand_complex_addition): Use 'code' instead
3254 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3256 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3258 * config.gcc (cpu_type): Add frv case.
3259 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3260 (supported_defaults): Add fr550 case.
3262 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3265 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3266 whether a pointer of type T * may point to objects of type T *.
3268 2005-07-26 DJ Delorie <dj@redhat.com>
3270 * configure: Regenerate.
3272 2005-07-26 Dale Johannesen <dalej@apple.com>
3274 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3276 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3278 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3279 Clarify use of "build" in name.
3281 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3283 * doc/extend.texi (Raw read/write Functions): New section.
3284 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3285 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3286 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3287 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3288 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3289 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3290 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3291 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3292 * config/frv/frv.c: Add bdesc_loads global.
3293 Add bdesc_stores global.
3294 (frv_init_builtins): Add support for __builtin_{read/write}*.
3295 (frv_volatile_memref): New.
3296 (frv_expand_load_builtin): New.
3297 (frv_expand_store_builtin): New.
3298 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3299 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3300 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3301 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3302 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3303 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3304 (builtin_read_<mode>): New.
3305 (builtin_write_<mode>): New.
3306 (builtin_write64): New.
3307 (optional_membar_<mode>): New.
3309 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3311 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3312 (rather than units) against HOST_BITS_PER_WIDE_INT.
3314 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3316 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3317 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3318 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3319 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3322 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3323 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3324 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3326 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3328 2005-07-26 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/22486
3331 * fold-const.c (fold_unary): Fold away useless component
3332 references of the form (T *)&T.x, if the address
3335 2005-07-25 James E Wilson <wilson@specifixinc.com>
3337 * dwarf2out.c (add_call_src_coords_attributes): New.
3338 (gen_inlined_subroutine_die): Call it.
3339 (maybe_emit_file, init_file_table): Add comments.
3340 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3342 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3343 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3344 * tree.h (BLOCK_SOURCE_LOCATION): New.
3345 (struct tree_block): New field locus.
3347 2005-07-26 Andreas Schwab <schwab@suse.de>
3349 PR rtl-optimization/23043
3350 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3351 when allocating a struct unoccr.
3353 2005-07-25 Richard Henderson <rth@redhat.com>
3356 * tree-complex.c (gate_no_optimization): True if errors.
3357 * Makefile.in (tree-complex.o): Update dependencies.
3359 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3361 * config/frv/predicates.md (integer_register_operand): Use
3364 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3367 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3369 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3371 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3373 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3374 types when flag_unsafe_math_optimizations is true.
3376 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3378 * gcc.c (option_map): Add --sysroot.
3379 (process_command): Handle --sysroot.
3380 (display_help): Document it.
3381 * doc/cppopts.tex (-isysroot): Document.
3382 * doc/invoke.texi (--sysroot): Document.
3383 * doc/install.texi (--with-build-sysroot): Document.
3385 * Makefile.in (inhibit_libc): New variable.
3386 (INHIBIT_LIBC_CFLAGS): Likewise.
3387 (LIBGCC2_CFLAGS): Include
3388 $(INHIBIT_LIBC_CFLAGS).
3389 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3390 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3391 ($(T)crtend.o): Likewise.
3392 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3393 ($(T)crtendS.o): Likewise.
3394 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3395 ($(T)crtendT.o): Likewise.
3396 (stmp-fixinc): Do not complain about missing headers if
3398 * configure.ac (inhibit_libc): Set it to true/false.
3399 (--with-build-sysroot): New option. Use it to set
3401 * configure: Regenerated.
3403 2005-07-25 Manfred Hollstein <mh@suse.com>
3405 * calls.c (store_one_arg): Fix unsigned comparison warning.
3407 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3410 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3411 (ggc_print_statistics): Initialize variable before use.
3413 2005-07-25 Richard Guenther <rguenther@suse.de>
3415 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3416 calling with a PHI_NODE argument.
3418 * tree-flow-inline.h (overlap_subvar): Protect against
3421 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3423 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3424 * configure: Regenerate.
3426 2005-07-25 Ira Rosen <irar@il.ibm.com>
3428 * expr.c (highest_pow2_factor): Make extern.
3429 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3430 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3431 record_array_differ_p, array_ptr_differ_p): Likewise.
3432 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3433 additional cases. Call the above functions.
3434 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3435 base_object_differ_p when there are two base objects. Otherwise, compare
3436 base address and offset. Call may_alias_p.
3437 (dump_data_reference): Use a correct field name.
3438 (analyze_array): Make static. Initialize new data-ref fields.
3439 (analyze_indirect_ref): New function.
3440 (init_data_ref): Initialize new data-ref fields.
3441 (strip_conversion): Moved from tree-vect-analyze.c.
3442 (analyze_offset_expr, get_ptr_offset, address_analysis,
3443 object_analysis): Likewise.
3444 (analyze_offset): New function.
3445 (create_data_ref): Likewise.
3446 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3447 dimensions for ARRAY_REFs only.
3448 (build_classic_dist_vector): Make static.
3449 (access_functions_are_affine_or_constant_p): Call macro to get the
3450 address of access functions.
3451 (compute_all_dependences): Add new parameter
3452 compute_self_and_read_read_dependences. Compute self and read-read
3453 dependences if it is true.
3454 (find_data_references_in_loop): Call create_data_ref. Initialize new
3456 (compute_data_dependences_for_loop): Add new parameter
3457 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3458 compute nb_loops. Call compute_all_dependences,
3459 build_classic_dist_vector and build_classic_dir_vector with correct
3461 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3462 with correct parameters. Compare dimensions for ARRAY_REFs only.
3463 (free_data_refs): Call macro to free access functions.
3464 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3465 fields from stmt_vinfo.
3466 (struct base_object_info): New structure.
3467 (struct data_reference): Move fields to base_object_info. Add fields
3468 first_location and object_info for above structures. Move fields from
3469 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3470 aligned_to. Add macros to access the new fields.
3471 Update functions declarations.
3472 * tree-flow.h (is_aliased_with): Declare.
3473 * tree-loop-linear.c (linear_transform_loops): Call
3474 compute_data_dependences_for_loop with correct parameters.
3475 * tree-ssa-alias.c (is_aliased_with): New function.
3476 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3477 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3478 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3479 vect_base_addr_differ_p, compute_subscript_distance and
3480 build_classic_dist_vector. Add printings. Check absolute value of
3482 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3484 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3485 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3486 to bytes. Add printing.
3487 (vect_compute_data_refs_alignment): Go through loads and stores in one
3489 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3490 vect_analyze_data_ref_access): Likewise.
3491 (vect_analyze_pointer_ref_access): Remove.
3492 (vect_address_analysis, vect_object_analysis): Likewise.
3493 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3494 and analyze data-refs in the loop.
3495 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3496 fields of data-ref instead of stmt. Add init to the offset from the
3498 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3499 (vect_update_init_of_dr): Likewise.
3500 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3501 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3503 (new_loop_vec_info): Initialize new fields.
3504 (destroy_loop_vec_info): Free new fields.
3505 (vect_strip_conversion): Remove.
3506 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3507 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3508 datarefs. Add new field ddrs.
3509 Add macros for the new fields access.
3510 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3511 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3512 Remove their macros.
3513 * tree.h (highest_pow2_factor): Declare.
3515 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3517 * calls.c (store_one_arg): Check for sibling call MEM arguments
3518 from already clobbered incoming argument area.
3520 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * c-common.c (check_missing_format_attribute): New.
3523 * c-common.h (check_missing_format_attribute): Likewise.
3524 * c-typeck.c (convert_for_assignment): Use it.
3526 2005-07-24 Andreas Schwab <schwab@suse.de>
3528 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3529 register use a word move. Correct operand of ext.w in 68000 code.
3531 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3533 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3534 variables as declarations, rather than definitions.
3536 2005-07-24 Ira Rosen <irar@il.ibm.com>
3538 PR tree-optimization/22526
3539 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3542 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3544 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3545 that C99 reserve for future use. Use it to define clog10,
3546 clog10f and clog10l.
3548 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3550 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3551 * configure.ac: Check for -Wmissing-format-attribute.
3553 * configure: Regenerate.
3555 2005-07-23 Richard Henderson <rth@redhat.com>
3557 PR tree-optimization/22623
3558 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3560 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3563 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3565 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3567 * Makefile.in (C_TREE_H): Update dependencies.
3568 * c-tree.h: Include toplev.h.
3569 * diagnostic.h (diagnostic_set_info): Add format attribute.
3570 * rtl-error.c (diagnostic_for_asm): Likewise.
3572 2005-07-23 Chao-ying Fu <fu@mips.com>
3574 * config/mips/mips-dsp.md: New file.
3575 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3576 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3578 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3579 MIPS_BUILTIN_BPOSGE32.
3580 (mips_expand_builtin_direct): Add one parameter to indicate that
3581 builtin functions need to return a value.
3582 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3584 (mips_regno_to_class): Add classes for 12 new DSP registers.
3585 (mips_subword): Change to check four HI registers.
3586 (mips_output_move): Output move to and from 6 new DSP accumulators.
3587 (override_options): Make sure -mdsp and -mips16 are not used together.
3588 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3590 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3592 (print_operand): Add 'q' for printing DSP accumulators.
3593 (mips_cannot_change_mode_class): Check ACC_REGS.
3594 (mips_secondary_reload_class): Check ACC_REGS.
3595 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3596 (mips_register_move_cost): Check ACC_REGS.
3597 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3598 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3599 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3600 (dsp_bdesc): New array.
3601 (bdesc_arrays): Add DSP builtin function table.
3602 (mips_prepare_builtin_arg): Check predicate again after
3604 (mips_expand_builtin): Add one more parameter to
3605 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3606 MIPS_BUILTIN_BPOSGE32.
3607 (mips_init_builtins): Initialize new function types.
3608 (mips_expand_builtin_direct): Check if builtin functions need to
3609 return a value and pass operands properly.
3610 (mips_expand_builtin_bposge): New function.
3611 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3612 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3613 (FIRST_PSEUDO_REGISTER): Increase to 188.
3614 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3615 Update for 12 new DSP registers.
3616 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3617 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3618 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3619 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3620 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3621 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3622 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3623 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3624 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3625 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3626 (REGISTER_NAMES): Add names for 12 new DSP registers.
3627 * config/mips/mips.md: Include mips-dsp.md.
3628 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3629 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3630 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3631 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3632 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3633 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3634 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3635 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3636 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3637 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3638 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3639 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3640 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3641 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3642 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3643 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3644 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3645 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3646 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3647 (UNSPEC_RDDSP): New constants.
3648 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3649 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3651 * config/mips/mips.opt (-mdsp): New option.
3652 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3653 (reg_imm10_operand): New predicates.
3654 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3655 * doc/invoke.texi (-mdsp): Document new option.
3657 2005-07-22 DJ Delorie <dj@redhat.com>
3659 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3661 * tree-inline.c (inlinable_function_p): Likewise.
3663 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3666 * toplev.c (check_global_declarations): Do not mark undefined
3667 variables as DECL_IGNORED_P.
3668 * varasm.c (first_global_object_name): GTY it.
3669 (weak_global_object_name): Likewise.
3670 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3671 a string to go into {weak,first}_global_object_name.
3673 2005-07-22 DJ Delorie <dj@redhat.com>
3675 * c-format.c (check_function_format): Change warning control
3676 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3678 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3680 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3681 &PTR->FLD a dereference of PTR.
3682 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3683 a potential dereference of PTR.
3685 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3687 PR rtl-optimization/20370
3688 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3689 call allocate_reg_info if necessary.
3691 PR rtl-optimization/21848
3692 * calls.c (emit_library_call_value_1): For const functions, add
3693 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3695 PR rtl-optimization/22445
3696 * cselib.c (target.h): Include.
3697 (rtx_equal_for_cselib_p): Allow commutative matches.
3698 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3699 Remove MODE parameter. Changed all callers.
3701 PR rtl-optimization/22258
3702 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3704 (try_combine): Use likely_spilled_retval_p.
3706 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3708 * config.gcc: Add crx-elf support.
3710 * doc/contrib.texi: Mention crx.
3711 * doc/extend.texi: Document crx extensions.
3712 * doc/install.texi: Document crx install.
3713 * doc/invoke.texi: Document crx options.
3714 * doc/md.texi: Document crx constraints.
3716 * config/crx/crx-protos.h: New file.
3717 * config/crx/crx.c: New file.
3718 * config/crx/crx.h: New file.
3719 * config/crx/crx.md: New file.
3720 * config/crx/crx.opt: New file.
3721 * config/crx/t-crx: New file.
3723 2005-07-22 Manfred Hollstein <mh@suse.com>
3725 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3727 (int_add_graph_edge): Likewise.
3728 (collapse_nodes): Likewise.
3729 (process_unification_queue): Likewise.
3731 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3732 Laurent GUERBY <laurent@guerby.net>
3734 PR tree-optimization/22336
3735 * function.c (record_block_change): Check for
3736 cfun->ib_boundaries_block.
3738 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3740 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3741 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3743 2005-07-21 DJ Delorie <dj@redhat.com>
3745 * toplev.c (warn_deprecated_use): Add warning control to warning
3747 * c-typeck.c (parser_build_binary_op): Likewise.
3748 (c_finish_if_stmt): Likewise.
3749 * c-common.c (check_function_sentinel): Likewise.
3750 (check_nonnull_arg): Likewise.
3752 2005-07-21 Richard Henderson <rth@redhat.com>
3755 * tree-complex.c (complex_ssa_name_components): New.
3756 (cvc_lookup): Allow entry not found.
3757 (create_components): Remove.
3758 (create_one_component_var, get_component_var): New.
3759 (get_component_ssa_name, set_component_ssa_name): New.
3760 (extract_component): Use get_component_ssa_name.
3761 (update_complex_components): Use set_component_ssa_name.
3762 (update_complex_components_on_edge): Likewise.
3763 (update_phi_components): Create new PHI nodes directly, instead
3764 of adding insns to edges.
3765 (tree_lower_complex): Allocate and free complex_variable_components
3766 and complex_ssa_name_components here.
3768 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3770 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3771 revert to returning false.
3773 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3776 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3778 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3781 * config/i386/i386.md (cmpxf): Change operand constraints
3782 to "nonmemory_operand".
3784 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3786 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3788 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3791 * fold-const.c (fold_build1): Add checksum for the operands.
3792 (fold_build2): Likewise.
3793 (fold_build3): Likewise.
3795 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3798 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3800 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3802 * common.opt (-fforward-propagate): Committed by mistake,
3805 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3807 * reg-stack.c: Fix comment typo(s).
3808 * tree-ssa-operands.c: Likewise.
3809 * tree-vectorizer: Likewise.
3811 2005-07-21 Nick Clifton <nickc@redhat.com>
3813 * config/sh/symbian.c: Replace C++ style line comments with C
3814 style line comments.
3815 (symbian_add_attribute): Do not use a ? operator on the LHS of
3817 (sh_symbian_handle_dll_attribute): Change the type of the
3818 method vector to "VEC(tree,gc)*" and use vector accessor
3819 macros to walk over the elements.
3820 (symbian_export_vtable_and_rtti_p): Likewise.
3821 (symbian_class_needs_attribute_p): Likewise.
3823 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3827 initialize targetm.resolve_overloaded_builtin here.
3828 (altivec_expand_overloaded_builtin): Make it non-static.
3829 * config/rs6000/rs6000-protos.h
3830 (altivec_expand_overloaded_builtin): New prototype.
3831 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3832 targetm.resolve_overloaded_builtin here.
3833 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3835 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3836 Zdenek Dvorak <dvorakz@suse.cz>
3838 PR tree-optimization/19210
3839 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3841 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3842 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3843 rely on unproven assumptions.
3844 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3845 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3846 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3847 to number_of_iterations_exit.
3848 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3849 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3850 * tree-ssa-loop-niter.c (find_loop_niter,
3851 estimate_numbers_of_iterations_loop): Likewise.
3852 (number_of_iterations_exit): Honor the new options.
3853 * doc/invoke.texi (Wunsafe-loop-optimizations,
3854 funsafe-loop-optimizations): Document them.
3856 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3858 PR rtl-optimization/22167
3859 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3861 2005-07-20 Adam Nemet <anemet@lnxw.com>
3863 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3864 __do_global_dtors_aux longcall.
3866 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3868 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3869 (old_special_pred_table): Don't reference
3870 SPECIAL_MODE_PREDICATES.
3871 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3872 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3873 * config/sh/predicates.h: Don't mention
3874 SPECIAL_MODE_PREDICATES.
3875 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3878 2005-07-20 DJ Delorie <dj@redhat.com>
3880 * config.gcc: Add m32c-elf support.
3882 * doc/contrib.texi: Mention m32c.
3883 * doc/extend.texi: Document m32c extensions.
3884 * doc/install.texi: Mention m32c.
3885 * doc/invoke.texi: Document m32c options.
3886 * doc/md.texi: Document m32c constraints.
3888 * config/m32c/addsub.md: New file.
3889 * config/m32c/bitops.md: New file.
3890 * config/m32c/cond.md: New file.
3891 * config/m32c/jump.md: New file.
3892 * config/m32c/m32c-lib1.S: New file.
3893 * config/m32c/m32c-lib2.c: New file.
3894 * config/m32c/m32c-modes.def: New file.
3895 * config/m32c/m32c-pragma.c: New file.
3896 * config/m32c/m32c-protos.h: New file.
3897 * config/m32c/m32c.abi: New file.
3898 * config/m32c/m32c.c: New file.
3899 * config/m32c/m32c.h: New file.
3900 * config/m32c/m32c.md: New file.
3901 * config/m32c/m32c.opt: New file.
3902 * config/m32c/minmax.md: New file.
3903 * config/m32c/mov.md: New file.
3904 * config/m32c/muldiv.md: New file.
3905 * config/m32c/predicates.md: New file.
3906 * config/m32c/prologue.md: New file.
3907 * config/m32c/shift.md: New file.
3908 * config/m32c/t-m32c: New file.
3910 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3912 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3913 (stack_protect_set, stack_protect_test): New expanders.
3914 (stack_protect_set_si, stack_protect_set_si_media,
3915 stack_protect_set_di_media, stack_protect_test_si,
3916 stack_protect_test_si_media, stack_protect_test_di_media):
3919 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3921 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3923 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3925 * tree.h (tree_expr_nonzero_p): Export.
3926 * fold-const.c (tree_expr_nonzero_p): Likewise.
3927 Return true for CALL_EXPRs that are alloca calls.
3928 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3930 * tree-flow.h (expr_computes_nonzero): Remove.
3931 * tree-vrp.c (expr_computes_nonzero): Remove.
3932 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3933 (extract_range_from_unary_expr): Likewise.
3934 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3935 tree_expr_nonzero_p.
3937 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3939 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3940 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3941 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3942 All callers changed.
3943 (frame_related_constant_load): New arg "related" which controls
3944 setting of RTX_FRAME_RELATED_P. All callers changed.
3945 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3946 (bfin_expand_prologue): Add stack limit checking.
3947 * config/bfin/bfin.md (trapifcc): New pattern.
3949 * config/bfin/bfin.c: Include "langhooks.h".
3950 (def_builtin): Go through lang_hooks to call builtin_function.
3952 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3953 * config/bfin/predicates.md (symbol_ref_operand): New.
3954 (call_insn_operand): Delete. All callers changed to use
3955 register_no_elim_operand.
3956 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3958 (function_arg): Use it to generate the call's operand 2.
3959 (bfin_longcall_p): New function.
3960 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3961 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3962 determine if the address needs to be in a REG.
3963 (bfin_handle_longcall_attribute): New function.
3964 (bfin_attribute_table): Add "longcall" and "shortcall".
3965 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3966 (CUMULATIVE_ARGS): New member call_cookie.
3967 (PREDICATE_CODES): Add symbol_ref_operand.
3968 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3969 extra USE to the pattern.
3970 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3971 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3972 sibcall_value_insn; now the new patterns handle direct calls and the
3973 old ones indirect calls.
3974 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3976 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3978 * doc/trouble.texi: Update section on handling of empty loops.
3980 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3982 * config.gcc: Remove support for sparc-*-openbsd*,
3983 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3985 * config.host: Remove support for i860-*-sysv4* as a host.
3986 * config/i860/*, config/ip2k/*, config/ns32k/*,
3987 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3988 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3989 mention obsolete ports.
3991 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3993 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3995 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3996 of frame_pointer_rtx.
3997 (sh_expand_epilogue): Likewise.
3998 (sh_set_return_address): Likewise.
3999 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
4000 instead of FRAME_POINTER_REGNUM if needed. Add elimination
4001 offsets from FRAME_POINTER_REGNUM.
4002 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
4003 (sh_register_names): Add initializer for sfp.
4004 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
4005 (VALID_REGISTER_P): Likewise.
4006 (FIRST_PSEUDO_REGISTER): Update.
4007 (DWARF_FRAME_REGISTERS): Define.
4008 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
4009 (HARD_FRAME_POINTER_REGNUM): Define.
4010 (FRAME_POINTER_REGNUM): Redefine.
4011 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
4012 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
4013 from FRAME_POINTER_REGNUM.
4014 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
4015 FRAME_POINTER_REGNUM.
4016 (REG_CLASS_CONTENTS): Add sfp.
4017 (REG_ALLOC_ORDER): Likewise.
4018 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
4019 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
4020 of frame_pointer_rtx.
4021 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4023 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4025 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4026 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4027 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4029 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4032 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4034 Make CONSTRUCTOR use VEC to store initializers.
4035 * c-common.c (complete_array_type): Update to cope with VEC in
4037 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4038 (pp_c_constructor_elts): New function.
4039 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4040 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4041 struct constructor_stack, struct initializer_stack,
4042 constructor_elements, push_init_level, pop_init_level,
4043 add_pending_init, find_init_member, output_init_element): Update to
4044 cope with VEC in CONSTRUCTOR_ELTS.
4045 * coverage.c (build_fn_info_value, build_ctr_info_value,
4046 build_gcov_info): Likewise.
4047 * expr.c (categorize_ctor_elements_1, store_constructor,
4048 expand_expr_real_1): Likewise.
4049 * fold-const.c (fold_ternary): Likewise.
4050 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4051 gimplify_init_constructor, gimplify_expr): Likewise.
4052 * tree-dump.c (dequeue_and_dump): Likewise.
4053 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4055 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4057 * tree-sra.c (generate_element_init_1): Likewise.
4058 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4059 * tree-ssa-operands.c (get_expr_operands): Likewise.
4060 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4061 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4062 (get_initial_def_for_reduction): Likewise.
4063 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4064 value handle in annotations.
4065 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4066 tree_node_structure): Add support for constr_kind.
4067 (build_vector_from_ctor, build_constructor_single,
4068 build_constructor_from_list): New functions.
4069 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4070 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4071 Update to cope with VEC in CONSTRUCTOR_ELTS.
4072 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4073 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4074 CONSTRUCTOR_APPEND_ELT): New macros.
4075 (struct constructor_elt, struct tree_constructor): New data types.
4076 (union tree_node): Add tree_constructor field.
4077 * treestruct.def: Define TS_CONSTRUCTOR.
4078 * varasm.c (const_hash_1, compare_constant, copy_constant,
4079 compute_reloc_for_constant, output_addressed_constants,
4080 initializer_constant_valid_p, output_constant,
4081 array_size_for_constructor, output_constructor): Update to cope with
4082 VEC in CONSTRUCTOR_ELTS.
4083 * vec.h (VEC_empty, VEC_copy): New macros.
4085 2005-07-19 Devang Patel <dpatel@apple.com>
4087 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4089 2005-07-19 Richard Henderson <rth@redhat.com>
4092 * gimplify.c (gimplify_expr): Use main variant type for the temp
4093 destination for a discarded volatile read.
4094 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4095 casts between non-void types that change volatility.
4097 2005-07-15 DJ Delorie <dj@redhat.com>
4099 * toplev.h: Add comment about the first parameter for warning().
4100 * errors.h: Likewise.
4102 * c.opt (Wpragmas): New.
4103 * doc/invoke.texi: Document it.
4105 * function.c (do_warn_unused_parameter): Add warning control to
4107 * c-decl.c (warn_if_shadowing): Likewise.
4108 * c-lex.c (cb_def_pragma): Likewise.
4109 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4110 (pop_alignment): Likewise.
4111 (handle_pragma_pack): Likewise.
4112 (apply_pragma_weak): Likewise.
4113 (handle_pragma_weak): Likewise.
4114 (handle_pragma_redefine_extname): Likewise.
4115 (add_to_renaming_pragma_list): Likewise.
4116 (handle_pragma_extern_prefix): Likewise.
4117 (maybe_apply_renaming_pragma): Likewise.
4118 (handle_pragma_visibility): Likewise.
4120 * config/c4x/c4x-c.c (BAD): Likewise.
4121 (c4x_parse_pragma): Likewise.
4122 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4123 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4124 (rs6000_pragma_longcall): Likewise.
4125 * config/v850/v850-c.c (pop_data_area): Likewise.
4126 (ghs_pragma_section): Likewise.
4127 (ghs_pragma_section): Likewise.
4128 (ghs_pragma_interrupt): Likewise.
4129 (ghs_pragma_starttda): Likewise.
4130 (ghs_pragma_startsda): Likewise.
4131 (ghs_pragma_startzda): Likewise.
4132 (ghs_pragma_endtda): Likewise.
4133 (ghs_pragma_endsda): Likewise.
4134 (ghs_pragma_endzda): Likewise.
4136 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4137 Kenneth Zadeck <zadeck@naturalbridge.com>
4139 * Makefile.in: Removed tree-promote-statics.c
4140 * tree-promote-statics.c: Removed.
4141 * common.opt: Removed flag-promote-statics.
4143 * passes.c: Removed tree-promote-statics pass.
4144 * tree-pass.h: Ditto.
4145 * timevar.def: Removed TV_PROMOTE_STATICS.
4148 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4150 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4152 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4154 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4157 * c-common.c (check_function_arguments): Call
4158 'check_function_format' if either -Wformat or
4159 -Wmissing-format-attribute are specified.
4160 * c-format.c (check_function_format): Check -Wformat before
4161 calling 'check_format_info'.
4162 * c-opts.c (c_common_post_options): Don't warn for
4163 -Wmissing-format-attribute without -Wformat.
4164 * c-typeck.c (convert_for_assignment): Detect additional cases for
4165 -Wmissing-format-attribute.
4166 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4169 2005-07-19 Richard Guenther <rguenther@suse.de>
4171 * config/i386/i386.md (lrint<mode>2): Use temporary
4172 instead of clobbering non-existent memory.
4174 2005-07-19 Nick Clifton <nickc@redhat.com>
4176 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4177 statement to avoid displaying ASCII control characters.
4179 2005-07-19 Ben Elliston <bje@au.ibm.com>
4181 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4182 * cfganal.c (find_edge_index): Ditto.
4183 * combine.c (combine_instructions): Ditto.
4184 * ddg.c (create_scc): Ditto.
4185 (find_successors): Ditto.
4186 (find_predecessors): Ditto.
4187 (find_nodes_on_paths): Ditto.
4188 (longest_simple_path): Ditto.
4189 * flow.c (update_life_info): Ditto.
4190 (count_or_remove_death_notes): Ditto.
4191 (clear_log_links): Ditto.
4192 * modulo-sched.c (generate_reg_moves): Ditto.
4193 (find_max_asap): Ditto.
4194 (find_max_hv_min_mob): Ditto.
4195 (find_max_dv_min_mob): Ditto.
4196 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4197 * sched-rgn.c (extract_edgelst): Ditto.
4198 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4199 (dump_update_ssa): Ditto.
4200 (ssa_names_to_replace) Ditto.
4201 (switch_virtuals_to_full_rewrite): Ditto.
4202 (update_ssa): Ditto.
4203 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4205 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4207 Fix PR tree-optimization/22483
4209 * tree-complex.c (create_components): Use
4210 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4211 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4212 * tree-flow.h (safe_referenced_var_iterator): New structure.
4213 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4214 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4215 safe_referenced_var iterator.
4216 (add_type_alias): Ditto.
4218 2005-07-19 Steven Bosscher <stevenb@suse.de>
4220 * loop-init.c (rest_of_handle_loop2): Remove.
4221 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4222 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4223 (pass_rtl_loop_init, pass_rtl_loop_done,
4224 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4225 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4226 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4227 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4228 pass_tree_loop_done, and pass_tree_unswitch.
4229 (gate_loop): Rename to gate_tree_loop.
4230 * passes.c (init_optimization_passes): Update for renamed tree
4231 loop passes. Add the new loop2 passes as subpasses of loop2.
4232 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4233 Update for the renamed tree loop passes.
4235 2005-07-18 Ian Lance Taylor <ian@airs.com>
4238 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4239 blocks when optimizing.
4241 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4243 * common.opt (frename-registers): Initialize to 2.
4245 (fgcse-after-reload): Ditto.
4246 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4247 (process_options): Only change flag_web, flag_rename_registers,
4248 and flag_rerun_cse_after_loop if not explicitly set by user.
4250 2005-07-18 Jan Beulich <jbeulich@novell.com>
4252 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4253 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4254 in 64-bit mode the same as DImode in 32-bit mode.
4255 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4256 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4257 mode. Add new mode parameter.
4258 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4259 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4260 x86_64_shift_adj): New expanders.
4261 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4262 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4264 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4265 DImode shift splitters.
4266 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4267 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4270 2005-07-18 Jan Beulich <jbeulich@novell.com>
4272 * i386.md (movdi_extzv_1): New.
4273 (zero_extendhidi2): Combine alternatives and never force use of
4275 (zero_extendqidi2): Likewise. Don't restrict input selection.
4277 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4279 Fix PR tree-optimization/22531
4280 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4283 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4285 * tree-promote-statics.c (pass_promote_statics): Change dump file
4288 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4290 * tree-optimize.c (init_tree_optimization_passes): Add
4291 pass_eliminate_useless_stores pass.
4292 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4293 * tree-ssa-pre.c (is_copy_stmt): New function.
4294 (follow_copies_till_vuse): Ditto.
4295 (do_eustores): Ditto.
4296 (gate_eustores): Ditto.
4298 2005-07-16 Richard Henderson <rth@redhat.com>
4300 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4302 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4303 Kenneth Zadeck <zadeck@naturalbridge.com>
4305 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4306 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4307 ipa-type-escape.h, tree-promote-statics.c
4308 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4309 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4310 tree-promote-statics.c: new files.
4311 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4312 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4313 int nonlocal_set_p, mark_constant_function): Deleted.
4314 (rest_of_handle_cfg): Removed call to mark_constant_function.
4315 (nonoverlapping_component_refs_p): Added calls to support
4316 type based aliasing.
4317 * tree-ssa-alias.c (may_alias_p,
4318 compute_flow_insensitive_aliasing): Ditto.
4319 * calls.c (flags_from_decl_or_type): Removed reference to
4321 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4322 too many arguments. This is necessary for Spec 2000.
4323 * cgraph.h (const_function, pure_function): Removed.
4324 * common.opt: Added "fipa-pure-const", "fipa-reference",
4325 "fipa-type-escape", and "ftree-promote-static".
4327 * passes.c: Added ipa and tree-promote-statics passes.
4328 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4329 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4330 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4331 * tree-flow.h: Added exposed sra calls and addition of
4332 reference_vars_info field for FUNCTION_DECLS.
4333 * tree-pass.h: Added passes.
4334 * tree-sra.c: (sra_init_cache): New function.
4335 (sra_insert_before, sra_insert_after) Made public.
4336 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4338 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4339 aliasing. (may_alias_p): Added code to use type escape analysis to
4341 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4342 code to prune clobbers of static variables based on information
4343 produced in ipa-reference pass. Changed call clobbering so that
4344 statics are not marked as clobbered if the call does not clobber
4347 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4349 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4352 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4354 * doc/install.texi (*-*-solaris2*): Document recommended version
4355 of GNU binutils and mention GNU linker problem on Solaris 10.
4357 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4360 * c-decl.c (c_build_bitfield_integer_type): New function.
4361 (finish_struct): Call it.
4362 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4364 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4366 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4369 2005-07-16 Jan Hubicka <jh@suse.cz>
4371 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4372 (scale_bbs_frequencies_int): Watch roundoff errors.
4373 * predict.c (return_prediction): Initialize return_stmt.
4375 2005-07-16 Jan Hubicka <jh@suse.cz>
4377 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4378 after RTL profiling.
4380 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4383 * fold-const.c (build_range_check): Convert high/low to etype
4384 if we are only comparing against exp.
4386 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4388 Fix PR tree-optimization/22376
4389 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4391 (need_to_solve): New function.
4392 (compute_points_to_sets): Use it.
4394 2005-07-15 Jan Hubicka <jh@suse.cz>
4396 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4397 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4399 2005-07-15 Richard Guenther <rguenther@suse.de>
4401 * c-common.c (handle_flatten_attribute): New function.
4402 Add flatten function attribute.
4403 * doc/extend.texi: Document flatten function attribute.
4404 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4405 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4407 (cgraph_decide_inlining): Handle functions with flatten
4410 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4412 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4413 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4414 UNSPEC_XCHG, UNSPEC_AND): New.
4415 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4416 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4417 * config/rs6000/sync.md (FETCHOP): New code macro.
4418 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4420 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4421 (sync_compare_and_swap<mode>): Same.
4422 (sync_lock_test_and_set<mode>): Same.
4423 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4424 for QImode and HImode, and not PPC405.
4425 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4426 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4427 (sync_<fetchop>{si,di}_internal): New.
4428 (sync_nand{si,di}_internal): New.
4429 (sync_old_<fetchop>{si,di}_internal): New.
4430 (sync_old_nand{si,di}_internal): New
4431 (sync_new_<fetchop>{si,di}_internal): New.
4432 (sync_new_nand{si,di}_internal): New.
4433 (atomic_and{si,di}): New.
4434 (sync_new_nand{si,di}_internal): New.
4435 (atomic_and{si,di}): New.
4436 (sync_add<mode>_internal): Delete.
4437 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4438 (sync_sub<mode>_internal): Delte.
4439 (sync_subshort_internal): New.
4440 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4441 (sync_anddi_internal): Delete.
4442 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4443 (sync_booldi_internal): Delete.
4444 (sync_boolc<mode>_internal): Delete.
4445 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4446 (sync_boolc<mode>_internal2): Delete.
4447 (sync_boolcc<mode>_internal): Delete.
4448 (isync, lwsync): Use unspec instead of unspec_volatile.
4449 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4450 Revert UNSPEC_VOLATILE.
4451 (rs6000_split_atomic_op): New.
4452 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4454 2005-07-14 Eric Christopher <echristo@redhat.com>
4456 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4457 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4459 2005-07-14 Eric Christopher <echristo@redhat.com>
4461 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4463 2005-07-14 Steven Bosscher <stevenb@suse.de>
4465 PR tree-optimization/22230
4466 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4467 the computation of the four cross productions for "range op range".
4469 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4470 Ulrich Weigand <uweigand@de.ibm.com>
4473 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4476 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4478 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4480 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4482 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4484 2005-07-14 Richard Guenther <rguenther@suse.de>
4487 * config/i386/i386-protos.h (ix86_function_value): Change
4488 prototype to match new target hook.
4489 * config/i386/i386.c (ix86_value_regno): Change prototype
4490 to take extra type argument.
4491 (TARGET_FUNCTION_VALUE): Define.
4492 (ix86_function_ok_for_sibcall): Pass extra argument to
4493 ix86_value_regno, check return slot rtx for exact match.
4494 (ix86_function_value): Take extra parameter. Dispatch to
4495 ix86_value_regno with fndecl/fntype as provided.
4496 (ix86_value_regno): Handle extra type argument.
4497 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4499 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4500 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4501 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4502 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4503 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4505 2005-07-14 Richard Guenther <rguenther@suse.de>
4507 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4508 * calls.c (expand_call): Pass fntype to hard_function_value.
4509 (emit_library_call_value_1): Likewise.
4510 * explow.c: Include target.h.
4511 (hard_function_value): Take extra argument, the fntype.
4512 Use new target hook for function_value.
4513 * expr.h (hard_function_value): Change prototype.
4514 * function.c (aggregate_value_p): Pass 0 as fntype to
4515 hard_function_value.
4516 (assign_parms): Use new target hook for function_value.
4517 Pass 0 as fntype to hard_function_value.
4518 (expand_function_end): Likewise.
4519 * reg-stack.c: Include target.h.
4520 (stack_result): Use new target hook for function_value.
4521 * target-def.h: New target hook function_value.
4522 * target.h: Likewise.
4523 * targhooks.c (default_function_value): New function.
4524 * targhooks.h (default_function_value): Declare.
4526 2005-07-13 Ian Lance Taylor <ian@airs.com>
4528 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4530 2005-07-14 Jan Hubicka <jh@suse.cz>
4532 * tree-dfa.c (dump_variable): Use default_def function.
4533 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4534 * tree-ssa.c (verify_use): Likewise.
4535 * tree-ssanames.c (release_ssa_name): Likewise.
4536 * tree-tailcall.c (eliminate_tail_call): Likewise.
4537 (tree_optimize_tail_calls_1): Likewise.
4538 * tree-vrp.c (get_value_range): Likewise.
4540 2005-07-14 Ben Elliston <bje@au.ibm.com>
4542 * gcc.c (main): Compare language[0] with '*' when iterating over
4545 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4547 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4548 "s390_emit_compare". Add handling of CCZ1mode.
4549 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4550 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4552 (s390_branch_condition_mask): Add CCZ1mode handling.
4553 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4554 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4555 Use CCZ1mode instead of CCZmode.
4556 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4558 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4560 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4562 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4564 2005-07-13 Eric Christopher <echristo@redhat.com>
4566 * config/mips/mips.c (mips_canonicalize_comparison): New.
4567 (mips_emit_int_relational): Use.
4569 2005-07-13 Eric Christopher <echristo@redhat.com>
4571 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4573 * config/s390/s390.md: Include tpf.md. Move tpf specific
4575 * config/s390/tpf.md: To here.
4576 * config/s390/s390.opt: Move tpf specific options...
4577 * config/s390/tpf.opt: to here. Add mmain option.
4578 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4579 * config/s390/tpf.h: Rewrite.
4581 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4583 * doc/tm.texi: Remove @xref{Cross-profiling}.
4585 2005-07-13 Jeff Law <law@redhat.com>
4587 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4588 expressions, test their _DECL operands for pointer equality rather
4589 than using operand_equal_p.
4591 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4593 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4594 (TARGET_POSIX_IO): This.
4595 * config/darwin.h: Likewise.
4596 * config/freebsd.h: Likewise.
4597 * config/linux.h: Likewise.
4598 * config/lynx.h: Likewise.
4599 * config/netbsd.h: Likewise.
4600 * config/rs6000/linux64.h: Likewise.
4601 * config/rs6000/linux.h: Likewise.
4602 * config/s390/tpf.h: Likewise.
4603 * config/sh/embed-elf.h: Likewise.
4604 * config/sparc/linux64.h: Likewise.
4605 * config/sparc/linux.h: Likewise.
4606 * config/svr4.h: Likewise.
4607 * gcov-io.h: Likewise.
4609 * doc/tm.texi: Updated.
4611 * libgcov.c (create_file_directory): Defined only if
4612 TARGET_POSIX_IO is defined.
4613 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4616 2005-07-13 Jan Hubicka <jh@suse.cz>
4618 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4620 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4622 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4623 structure as argument.
4625 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4627 PR tree-optimization/21921
4628 * tree-iterator.c (tsi_link_before): Support the case when
4629 tsi_end_p (tsi) == true.
4631 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4633 PR tree-optimization/22442
4634 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4637 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4639 PR rtl-optimization/20376
4640 * toplev.c (process_options): Enable -fweb and -frename-registers when
4642 * doc/invoke.texi: Update the information about when -fweb and
4643 -frename-registers are enabled.
4645 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4648 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4649 if *rhs_p is not a SSA_NAME.
4651 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4653 Fix PR tree-optimization/22422
4654 * tree-ssa-structalias.c (struct variable_info): Add flag for
4656 (get_varinfo): Now a static function.
4657 (new_varinfo): init has_union and is_special_var to false.
4658 (solution_set_add): Check has_union.
4659 (do_da_constraint): Move temporary variable so it gets reset
4661 Also check for special variable.
4662 (do_ds_constraint): Ditto.
4663 (do_sd_constraint): Ditto.
4664 (do_structure_copy): Check for special variable.
4665 (find_func_aliases): Ditto.
4666 (init_base_vars): Set special vars properly.
4668 2005-07-13 Jan Hubicka <jh@suse.cz>
4670 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4673 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4674 (get_expr_operands): Fix thinko wrt flags and subvars.
4676 PR tree-optimize/22379
4677 * tree-inline.c (expand_call_inline): Do not output sorry in early
4680 2005-07-12 Dale Johannesen <dalej@apple.com>
4682 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4684 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4687 * host-linux.h: Include limits.h.
4689 2005-07-12 Dale Johannesen <dalej@apple.com>
4691 * expr.c (compress_float_constant): Add cost check.
4692 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4694 2005-07-12 Dale Johannesen <dalej@apple.com>
4696 * gcc.target/i386/compress-float-sse.c: New.
4697 * gcc.target/i386/compress-float-sse-pic.c: New.
4698 * gcc.target/i386/compress-float-387.c: New.
4699 * gcc.target/i386/compress-float-387-pic.c: New.
4700 * gcc.dg/compress-float-ppc.c: New.
4701 * gcc.dg/compress-float-ppc-pic.c: New.
4703 2005-07-12 Eric Christopher <echristo@redhat.com>
4705 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4707 * config/s390/s390.md: Include tpf.md. Move tpf specific
4709 * config/s390/tpf.md: To here.
4710 * config/s390/s390.opt: Move tpf specific options...
4711 * config/s390/tpf.opt: to here. Add mmain option.
4712 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4713 * config/s390/tpf.h: Rewrite.
4715 2005-07-12 Eric Christopher <echristo@redhat.com>
4717 * gcc.c (struct infile): Update comment for language.
4718 (main): Rewrite input file resetting code.
4720 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4723 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4724 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4725 (lookup_avail_expr): Use constant_boolean_node instead
4726 of boolean_false_node/boolean_true_node.
4728 2005-07-12 Ben Elliston <bje@au.ibm.com>
4730 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4731 and use it when printing num_edges.
4733 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4735 * doc/extend.texi (Blackfin Built-in Functions): New section.
4736 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4739 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4741 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4742 s/cmpstrsi/cmpstrnsi
4743 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4745 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4746 (init_optabs): Initialize cmpstrn_optab.
4747 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4748 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4749 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4750 * config/i386/i386.md: s/cmpstr/cmpstrn
4751 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4752 * doc/md.texi: Update documentation.
4754 2005-07-11 Richard Henderson <rth@redhat.com>
4756 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4757 build_va_arg_indirect_ref.
4758 (alpha_gimplify_va_arg): Likewise.
4759 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4760 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4761 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4762 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4763 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4764 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4766 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4768 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4770 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4771 * passes.c (init_optimization_passes): Add pass_empty_loop.
4772 * tree-pass.h (pass_empty_loop): Declare.
4773 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4774 try_remove_empty_loop, remove_empty_loops): New functions.
4775 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4776 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4778 2005-07-12 Peter Barada <peter@the-baradas.com>
4782 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4783 in address registers.
4784 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4785 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4786 alternative of addsi3_5200.
4788 2005-07-11 Ian Lance Taylor <ian@airs.com>
4790 * config/mips/mips.md (ffs<mode>2): Remove.
4792 2005-07-11 Ian Lance Taylor <ian@airs.com>
4794 * doc/tree-ssa.texi (Cleanups): Improve description of
4796 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4798 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4800 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4801 * tree.h (DECL_ARGUMENT_FLD): New macro.
4803 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4805 Fix PR tree-optimization/22404
4807 * tree-ssa-structalias.c (create_variable_info_for): Use
4810 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4812 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4813 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4814 for second comparison operand.
4815 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4817 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4818 (define_insn_reservation "alu"): Likewise.
4819 (csync, ssync): Now of type sync.
4820 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4821 -mcsync-anomaly -mspecld-anomaly.
4822 * config/bfin/bfin.opt (mcsync): Remove.
4823 (mcsync-anomaly, mspecld-anomaly): Add.
4824 * config/bfin/bfin.c: Include "insn-codes.h".
4825 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4826 (TARGET_DEFAULT_TARGET_FLAGS): New.
4827 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4829 2005-07-11 Steven Bosscher <stevenb@suse.de>
4831 * basic-block.h: Give the BB flags enum a name, bb_flags.
4832 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4833 * cfgcleanup.c (enum bb_flags): Remove here.
4834 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4835 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4836 (update_forwarder_flag): Likewise.
4837 (thread_jump): Likewise.
4838 (try_forward_edges): Likewise.
4839 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4840 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4841 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4843 2005-07-11 Richard Guenther <rguenther@suse.de>
4845 * config/i386/i386.opt: New target option -msseregparm.
4846 * config/i386/i386.c (override_options): Error out for
4847 -msseregparm but no SSE support.
4848 (ix86_function_sseregparm): Check for global sseregparm.
4849 * doc/invoke.texi: Document -msseregparm.
4851 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4853 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4854 (m32rle-*-linux*): Ditto.
4856 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4858 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4859 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4862 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4866 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4867 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4869 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4871 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4872 (varmap): Heapify varmap.
4873 (constraints): Heapify constraints.
4874 (struct constraint_graph): Heapify succs and preds.
4875 (constraint_vec_find): Update for heapification.
4876 (constraint_set_union): Ditto.
4877 (insert_into_complex): Ditto.
4878 (constraint_edge_vec_find): Ditto.
4879 (erase_graph_self_edge): Ditto.
4880 (add_graph_edge): Ditto.
4881 (get_graph_weights): Ditto.
4882 (merge_graph_nodes): Ditto.
4883 (build_constraint_graph): Ditto.
4884 (topo_visit): Ditto.
4885 (solve_graph): Ditto.
4886 (create_variable_info_for): Ditto.
4887 (init_base_vars): Ditto.
4888 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4889 (condese_varmap_nodes): Free complex vector.
4890 (clear_edges_for_node): Clear succs and preds vector.
4892 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4894 * tree-ssa-structalias.c (update_alias_info): Change counting of
4895 references to not include vdefs.
4897 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4899 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4902 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4904 * pa.c (pa_commutative_p): Make PLUS commutative when
4905 TARGET_NO_SPACE_REGS is true.
4907 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4909 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4910 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4911 * tree-dfa.c (dump_subvars_for): New.
4912 (debug_subvars_for): New.
4913 (dump_variable): Show subvariables if VAR has them.
4914 * tree-flow-inline.h (get_subvar_at): New.
4915 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4916 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4918 (struct subvar): Change fields offset and size to unsigned
4920 (dump_subvars_for): Declare.
4921 (debug_subvars_for): Declare.
4922 (get_subvar_at): Declare.
4923 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4924 to unsigned HOST_WIDE_INT *.
4925 (overlap_subvar): Likewise.
4926 * tree-gimple.c (is_gimple_reg): Always return false for
4927 SFTs and memory tags.
4928 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4930 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4931 (compute_may_aliases): Call compute_points_to_sets.
4932 (collect_points_to_info_for): Remove.
4933 (compute_points_to_and_addr_escape): Remove.
4934 (delete_alias_info): Call delete_points_to_sets.
4935 (compute_flow_sensitive_aliasing): If the call to
4936 find_what_p_points_to returns false, call set_pt_anything.
4937 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4938 (set_pt_anything): Clear pi->pt_vars.
4939 (set_pt_malloc): Remove.
4940 (merge_pointed_to_info): Remove.
4941 (add_pointed_to_expr): Remove.
4942 (add_pointed_to_var): Remove.
4943 (collect_points_to_info_r): Remove.
4944 (is_escape_site): Make extern.
4946 (create_overlap_variables_for): Call it.
4947 * tree-ssa-copy.c (merge_alias_info): Never merge
4948 flow-sensitive alias information.
4949 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4950 offset and size to be unsigned HOST_WIDE_INT.
4951 (add_to_addressable_set): Rename from note_addressable.
4952 Set TREE_ADDRESSABLE as the variables are added to the set.
4954 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4955 operands into VUSEs when adding V_MAY_DEFs for members in an
4957 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4958 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4959 (struct variable_info): Add bitfield is_heap_var.
4960 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4961 (new_var_info): Initialize is_heap_var.
4962 (get_constraint_for): Add HEAP variables to the symbol table.
4963 Mark them with is_heap_var.
4964 (update_alias_info): New. Taken mostly from the old
4965 compute_points_to_and_addr_escape.
4966 (handle_ptr_arith): New.
4967 (find_func_aliases): Call update_alias_info.
4968 Call handle_ptr_info for tcc_binary expressions.
4969 Call mark_stmt_modified.
4970 (create_variable_info_for): If DECL has subvars, do not create
4971 variables for its subvars. Always add all the fields.
4972 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4973 SFTs, then add all the SFTs of the structure.
4974 If VI->DECL is an aggregate with subvariables, add the SFT at
4976 (find_what_p_points_to): If VI is an artificial variable,
4977 translate to bitfields in SSA_NAME_PTR_INFO.
4978 If the solution is empty, set pi->pt_vars to NULL
4979 (init_base_vars): Create ANYOFFSET.
4980 (compute_points_to_sets): Rename from create_alias_vars.
4982 (pass_build_pta): Remove.
4983 (delete_points_to_sets): Rename from delete_alias_vars.
4984 (pass_del_pta): Remove.
4985 * tree-ssa-structalias.h (struct alias_info): Move from
4987 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4988 NUM_REFERENCES_SET): Likewise.
4989 (compute_points_to_sets, delete_points_to_sets): Declare.
4991 2005-07-09 Richard Henderson <rth@redhat.com>
4993 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4994 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4995 alpha_split_lock_test_and_set_12): New functions.
4996 * config/alpha/alpha-protos.h: Update.
4997 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4998 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4999 * config/alpha/sync.md (I12MODE): New.
5000 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
5001 (sync_<fetchop_name><I48MODE>): Likewise.
5002 (sync_nand<I48MODE>): Likewise.
5003 (sync_old_<fetchop_name><I48MODE>): Likewise.
5004 (sync_new_<fetchop_name><I48MODE>): Likewise.
5005 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5006 (sync_compare_and_swap<I48MODE>): Likewise.
5007 (sync_lock_test_and_set<I48MODE>): Likewise.
5008 (sync_compare_and_swap<I12MODE>): New.
5009 (sync_compare_and_swap<I12MODE>_1): New.
5010 (sync_lock_test_and_set<I12MODE>): New.
5011 (sync_lock_test_and_set<I12MODE>_1): New.
5013 2005-07-09 Diego Novillo <dnovillo@redhat.com>
5017 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
5019 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5021 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5022 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5024 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5027 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5029 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5031 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5032 memory_operand constraint.
5033 (store_conditional_<mode>): Same.
5034 (sync_compare_and_swap<mode>): Same.
5035 (sync_lock_test_and_set<mode>): Same.
5037 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5039 Rewrite PIC support to more closely model actual instructions.
5040 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5041 (cris_symbol): Remove prototypes for removed functions.
5042 (cris_pic_symbol_type_of, cris_valid_pic_const)
5043 (cris_expand_pic_call_address): Prototypes for new functions.
5044 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5046 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5048 <case ':'>: Add case for new punctuation character.
5049 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5050 emitting (extra) PIC modifier.
5051 <case UNSPEC>: Do not assert for PLT.
5052 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5053 (cris_expand_prologue, cris_expand_epilogue): Check
5054 for pic_offset_table_rtx usage instead of taking
5055 current_function_uses_pic_offset_table as the final word.
5056 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5057 Remove flag_pic difference.
5058 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5059 the moral equivalents of...
5060 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5062 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5063 (cris_handle_option): Mark ARG as unused.
5064 (cris_expand_pic_call_address): New worker function for "call",
5066 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5067 output PIC constructs here.
5068 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5069 as symbol-specific modifers, not whole or part of operands.
5070 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5071 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5072 constants and flag_pic.
5073 (CONSTANT_INDEX_P): Adjust for new functions.
5074 (enum cris_pic_symbol_type): New helper type.
5075 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5076 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5077 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5079 ("movsi"): Emit actual instructions for GOT and relative access.
5080 ("*movsi_got_load"): New pattern to set up the register holding
5082 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5083 Adjust FIXME for 'S'.
5084 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5085 Use "movs" for -fpic cases.
5086 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5087 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5088 ("call", "call_value"): Just call cris_expand_pic_call_address for
5090 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5091 Remove special pattern.
5092 ("*expanded_call_side", "*expanded_call_value_side"): New
5094 (gotplt-to-plt, gotplt-to-plt-side-call)
5095 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5097 * config/cris/cris/predicates.md
5098 ("cris_general_operand_or_gotless_symbol"): Remove unused
5100 ("cris_general_operand_or_symbol"): Adjust for new functions.
5102 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5104 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5106 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5108 * Makefile.in (TREE_H): Add treestruct.def.
5109 (c-decl.o): Add pointer-set.h
5110 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5111 visibility on regular DECL's.
5112 (merge_decls): Fix the copying of decl nodes of various types for
5113 the new structures. Don't update RTL, section name, weak status,
5114 etc, on DECL's without RTL.
5115 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5116 Don't check volatile on non-variable types.
5117 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5118 to check whether we have seen arguments.
5119 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5120 flag is checked before field (flag is common, field is not).
5121 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5122 TS_DECL_COMMON could have an origin.
5123 (add_location_or_const_value_attribute): Don't check section name
5124 on non-var/function decls.
5125 (dwarf2out_var_location): Reverse order of tests.
5126 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5127 with DECL_WRTL_CHECK.
5128 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5129 * fold-const.c (fold_binary): Don't check weakness on
5130 non-var/function decls.
5131 (tree_expr_nonzero_p): Ditto.
5132 (fold_checksum_tree): Use tree_decl_extra as sizeof
5134 * ggc-page.c (extra_order_size_table): Add sizes for
5135 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5137 * gimplify.c (gimplify_bind_expr): Only set
5138 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5139 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5141 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5142 * langhooks.h (init_ts). New langhook.
5143 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5144 * print-tree.c (print_node): Update to only print fields that
5145 exist in the structures the passed decl has.
5146 * toplev.c (wrapup_global_declarations): Don't reset
5147 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5148 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5149 * tree-inline.c (remap_decl): Ditto.
5150 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5151 * tree-pretty-print.c (print_declaration): Don't print
5152 DECL_REGISTER on things that don't contain it.
5153 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5154 non-var/function decls.
5155 * tree.c (tree_contains_struct): New structure.
5156 (init_priority_for_decl): New hashtable.
5157 (tree_int_map): New structure.
5158 (tree_int_map_eq): New function.
5159 (tree_int_map_marked_p): Ditto.
5160 (tree_int_map_hash): Ditto.
5161 (tree_map): Move to tree.h.
5162 (tree_map_eq): Externalize.
5163 (tree_map_hash): Ditto.
5164 (tree_map_marked_p): Ditto.
5165 (init_ttree): Set up tree_contains_struct and call langhook.
5166 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5167 (tree_code_size): Update for new structures.
5168 (tree_node_structure): Update for new structures.
5169 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5171 (copy_node_stat): Copy init priority.
5172 (build_decl_stat): Ditto for visibility.
5173 (ts_enum_names): New.
5174 (tree_contains_struct_check_failed): New function.
5175 (decl_init_priority_lookup): Ditto.
5176 (decl_init_priority_insert): Ditto.
5177 * treestruct.def: New file.
5178 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5179 (CONTAINS_STRUCT_CHECK): Ditto.
5180 (tree_contains_struct_check_failed): New prototype.
5181 (DECL_CHECK): Removed.
5182 (DECL_MINIMAL_CHECK): New.
5183 (DECL_COMMON_CHECK): Ditto.
5184 (DECL_WRTL_CHECK): Ditto.
5185 (DECL_NON_COMMON_CHECK): Ditto.
5186 (DECL_WITH_VIS_CHECK): Ditto.
5187 (VAR_OR_FUNCTION_DECL_P): Ditto
5188 (struct tree_decl_minimal): New structure.
5189 (struct tree_decl_common): Ditto.
5190 (struct tree_decl_with_rtl): Ditto.
5191 (struct tree_decl_with_vis): Ditto.
5192 (struct tree_decl_non_common): Ditto.
5193 (struct tree_field_decl): Ditto.
5194 (struct tree_parm_decl): Ditto.
5195 (struct tree_var_decl): Ditto.
5196 (struct tree_function_decl): Ditto.
5197 (struct tree_const_decl): Ditto.
5198 (struct tree_result_decl): Ditto.
5199 (union tree_node): Add new structures.
5200 * var-tracking.c (track_expr_p): Reverse order of tests.
5202 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5204 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5206 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5207 * system.h: Poison FINALIZE_PIC.
5208 * doc/tm.texi (FINALIZE_PIC): Remove.
5210 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5213 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5214 to the correct type if we have a MODIFY_EXPR.
5216 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5218 PR tree-optimization/22360
5219 * tree.c (upper_bound_in_type): Fix calculations for casting
5220 to a non-wider signed type and casting a signed value to a
5221 wider unsigned type.
5222 (lower_bound_in_type): Fix calculations for casting to a
5223 non-wider signed type.
5225 PR tree-optimization/20139
5226 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5228 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5229 fold_cond_expr_cond.
5230 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5231 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5233 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5236 * tree-complex.c (expand_complex_libcall): Produce
5237 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5239 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5241 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5242 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5243 b" assert and inserted fastpath code for this case.
5244 (bitmap_ior): Removed "a != b" assert.
5246 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5248 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5249 (ENDFILE_SPEC): Likewise.
5250 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5252 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5253 a large stack frame at epilogue.
5255 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5257 * final.c: Include sdbout.h when required.
5259 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5261 * config.gcc (*-*-darwin*): Only one target-specific header file
5263 (powerpc-*-darwin*): Add version-specific header files.
5264 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5265 * config.in: Regenerate.
5266 * configure: Regenerate.
5267 * gcc.c: Include xregex.h.
5268 (version_compare_spec_function): New.
5269 (spec_function): Add version-compare.
5270 (replace_outfile_spec_function): Reformat comment.
5271 (compare_version_strings): New.
5272 * config/darwin-c.c (version_as_macro): New.
5273 (builtin_define): New.
5274 (darwin_cpp_builtins): New.
5275 * config/darwin-protos.h (darwin_cpp_builtins): New.
5276 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5277 (LIB_SPEC): Make unconditional, update comment.
5278 (TARGET_C99_FUNCTIONS): Define.
5279 * config/darwin.opt: Sort.
5280 (mmacosx-version-min=): New.
5281 * config/darwin7.h: Delete.
5282 * config/darwin8.h: Delete.
5283 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5284 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5285 (TARGET_C99_FUNCTIONS): Define.
5286 * config/rs6000/darwin7.h: New.
5287 * config/rs6000/darwin8.h: New.
5288 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5289 (-mmacosx-version-min): Document.
5291 2005-07-07 Ian Lance Taylor <ian@airs.com>
5293 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5295 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5298 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5300 2005-07-07 Khem Raj <kraj@mvista.com>
5302 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5303 in bytes, not words.
5305 2005-07-07 Paul Brook <paul@codesourcery.com>
5307 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5308 DEFAULT_FUNCTION_ARG_PADDING to upward.
5310 2005-07-07 Richard Henderson <rth@redhat.com>
5312 * function.c (locate_and_pad_parm): Record parameter alignment in
5313 stack_alignment_needed.
5315 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5317 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5318 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5319 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5320 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5321 (define_attr "type"): Add isync, sync, load_l, store_c.
5322 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5323 Create scratch volatile MEM.
5324 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5326 (load_locked_<mode>): New.
5327 (store_conditional_<mode>): New.
5328 (sync_compare_and_swap<mode>): Replace with splitter.
5329 (sync_lock_test_and_set<mode>): Replace with splitter.
5330 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5332 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5333 is ics. Attribute isync.
5334 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5336 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5337 and UNSPECV_SYNC_OP.
5338 (emit_unlikely_jump): New.
5339 (emit_load_locked): New.
5340 (emit_store_conditional): New.
5341 (rs6000_split_compare_and_swap): New.
5342 (rs6000_split_lock_test_and_set): New.
5343 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5344 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5345 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5346 rs6000_split_lock_test_and_set): Declare.
5347 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5348 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5349 store_c, isync, sync.
5351 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5353 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5354 filenames to gtyp-gen.h.
5355 (s-typ-gen): Use it in place of for loops.
5357 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5359 * hooks.c (hook_bool_rtx_int_false): New function.
5360 * hooks.h (hook_bool_rtx_int_false): Declare.
5361 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5362 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5363 * target.h (struct gcc_target): Add commutative_p member.
5364 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5365 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5366 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5367 (pa_commutative_p): New function.
5368 * jump.c (target.h): Include.
5369 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5370 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5372 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5374 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5375 (s390_expand_setmem): New.
5376 * config/s390/s390.c: Likewise.
5377 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5379 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5380 general_operand. Call new function "s390_expand_setmem".
5381 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5382 ("setmem_long", "*setmem_long"): ... this.
5384 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5386 * config/s390/s390.c: (optimization_options): Enable
5387 TARGET_MVCLE at -Os.
5388 * doc/invoke.texi: Document changes in default behaviour.
5389 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5391 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5393 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5394 defined by back-end.
5396 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5398 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5399 all sets in the pattern.
5400 * config/rs6000/rs6000.md (stack_protect_testsi,
5401 stack_protect_testdi): Likewise.
5403 2005-07-06 Jeff Law <law@redhat.com>
5405 * tree-vrp.c (simplify_using_ranges): Kill.
5406 (vrp_finalize): Remove call to simplify_using_ranges.
5407 (simplify_stmt_using_ranges): New function extracted from
5408 simplify_using_ranges.
5409 (simplify_div_or_mod_using_ranges): Likewise.
5410 (simplify_abs_using_ranges): Likewise.
5411 (simplify_cond_using_ranges): New function.
5412 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5413 * tree-ssa-propagate.c (substitute_and_fold): Call
5414 simplify_stmt_using_ranges if we have range information.
5416 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5418 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5419 ia64_flag_schedule_isns2.
5421 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5422 reading/writing general registers.
5423 (ia64_function_arg): Revert 2005-06-18 change.
5425 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5427 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5428 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5430 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5432 * function.c (expand_function_end): Revert part of 2005-06-27
5433 patch. Do sjlj_emit_function_exit_after after return_label.
5435 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5437 * doc/install.texi (--disable-libssp): New.
5439 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5441 * doc/invoke.texi: Update -fforce-mem documentation.
5442 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5443 code for -fforce-mem.
5444 * expmed.c: (store_bit_field,store_fixed_bit_field,
5445 extract_bit_field): Ditto.
5446 * expr.c: (convert_move): Ditto.
5447 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5448 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5449 emit_conditional_add,expand_float,expand_fix): Ditto.
5450 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5451 (common_handle_option): Issue warning when -fforce-mem specified.
5453 2005-07-06 Paul Brook <paul@codesourcery.com>
5455 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5457 * configure: Regenerate.
5459 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5461 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5463 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5465 Fix PR tree-optimization/22319
5466 Fix PR tree-optimization/22140
5467 Fix PR tree-optimization/22310
5469 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5470 variable sized types.
5471 Use correct type for intermediate structure on *a = *b structure
5474 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5476 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5478 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5479 (machine_function): Move typedef to...
5480 * config/rs6000/rs6000.c (machine_function): ... here. Add
5481 varargs_save_offset field.
5482 (rs6000_stack_t): Remove varargs_size field.
5483 (setup_incoming_varargs): Allocate varargs save area using
5484 assign_stack_local, try to make it as small as possible.
5485 Save offset from virtual_stack_vars_rtx to the save area
5486 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5487 instead of magic 8 when fp word byte size is used.
5488 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5489 instead of -RS6000_VARARGS_SIZE.
5490 (rs6000_stack_info, debug_stack_info,
5491 rs6000_initial_elimination_offset): Remove all traces of
5493 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5494 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5495 RS6000_VARARGS_AREA.
5497 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5499 PR tree-optimization/21963
5500 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5501 constant_multiple_of in the same way get_computation_cost_at does.
5503 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5505 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5506 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5507 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5508 and return its previous value.
5509 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5510 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5512 (stack_protect_set, stack_protect_test): New expanders.
5513 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5514 stack_protect_testdi): New insns.
5515 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5516 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5518 2005-07-06 Jeff Law <law@redhat.com>
5520 * tree-ssa-dce.c (cfg_altered): New global.
5521 (tree_dce_init): Initialize cfg_altered.
5522 (remove_dead_stmt): If we remove an edge in the CFG, then set
5524 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5527 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5529 * Makefile.in (stamp-collect-ld): Use
5530 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5531 ./collect-ld if it already exists.
5532 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5533 Don't remove ./nm if it already exists.
5535 2005-07-05 Devang Patel <dpatel@apple.com>
5537 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5538 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5539 * tree-vectorizer.c (vect_loop_location): New.
5540 (vect_print_dump_info): Use vect_loop_location.
5541 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5542 (vectorize_loops): Set vect_loop_location.
5543 * tree-vect-analyze.c (vect_analyze_offset_expr,
5544 vect_determin_vectorization_factor, vect_analyze_operations,
5545 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5546 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5547 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5548 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5549 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5550 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5551 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5552 vect_analyze_loop): Adjust vect_print_dump_info API.
5553 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5554 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5555 vect_finish_stmt_generation, vectorizable_assignment,
5556 vectorizable_operation, vectorizable_store, vectorizable_load,
5557 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5558 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5559 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5560 vect_transform_loop): Same.
5561 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5562 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5565 2005-07-05 Randolph Chung <tausq@debian.org>
5567 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5568 * configure: Regenerate.
5569 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5570 (pa_tls_referenced_p): Declare.
5571 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5572 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5573 (legitimize_tls_address): New.
5574 (hppa_legitimize_address): Handle TLS addresses.
5575 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5576 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5577 (emit_move_sequence): Handle TLS addresses.
5578 (pa_encode_section_info): Call default handler to handle common
5580 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5581 (CONSTANT_ADDRESS_P): Reject TLS operands.
5582 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5583 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5584 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5585 (UNSPEC_TLSLE): Define new constants.
5586 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5587 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5588 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5589 (tie_symbolic_operand, tle_symbolic_operand): New
5591 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5593 * aclocal.m4: Update macros for autoconf 2.59 style.
5594 * configure.ac: Likewise.
5596 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5598 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5599 (function_arg): Pass small aggregates in general registers on 32-bit
5601 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5603 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5605 * Makefile.in (final.o): Fix dependencies.
5607 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5611 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5612 * langhooks.c (lhd_expr_to_decl): New.
5613 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5615 (LANG_HOOKS_INITIALIZER): Update.
5616 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5617 expr_to_decl langhook.
5618 * c-tree.h (c_expr_to_decl): Declare.
5619 * c-typeck.c (c_expr_to_decl): New.
5620 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5622 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5624 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5627 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5628 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5630 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5632 * Makefile.in: Adjust dependencies.
5633 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5634 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5635 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5636 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5637 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5638 rest_of_compilation.
5640 * bb-reorder.c (gate_duplicate_computed_gotos,
5641 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5642 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5643 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5644 pass_partition_blocks): New.
5645 * bt-load.c (gate_handle_branch_target_load_optimize,
5646 rest_of_handle_branch_target_load_optimize,
5647 pass_branch_target_load_optimize): New.
5648 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5650 * cfglayout.c (pass_insn_locators_initialize): New.
5651 * cfgrtl.c (pass_free_cfg): New.
5652 * combine.c (gate_handle_combine, rest_of_handle_combine,
5654 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5655 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5656 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5657 * except.c (pass_set_nothrow_function_flags,
5658 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5660 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5661 rest_of_handle_shorten_branches, pass_shorten_branches,
5662 rest_of_clean_state, pass_clean_state): New.
5663 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5664 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5665 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5667 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5668 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5669 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5670 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5672 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5673 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5674 pass_rtl_ifcvt, gate_handle_if_after_combine,
5675 rest_of_handle_if_after_combine, pass_if_after_combine,
5676 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5677 pass_if_after_reload): New.
5678 * integrate.c (pass_initial_value_sets): New.
5679 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5680 pass_purge_lineno_notes): New.
5681 * mode-switching.c (rest_of_handle_mode_switching,
5682 pass_mode_switching): New.
5683 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5684 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5686 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5687 pass_loop_optimize): New.
5688 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5690 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5692 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5693 pass_postreload_cse): New.
5694 * profile.c (gate_handle_profiling, pass_profiling,
5695 rest_of_handle_branch_prob, pass_branch_prob): New.
5696 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5697 pass_split_before_regstack, gate_handle_split_before_regstack,
5698 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5699 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5700 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5701 pass_stack_regs): New.
5702 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5703 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5704 pass_stack_adjustments): New.
5705 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5706 pass_regrename): New.
5707 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5708 pass_delay_slots, gate_handle_machine_reorg,
5709 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5710 * rtl.h (extern void purge_line_number_notes): New.
5711 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5712 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5714 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5716 * value-prof.c (gate_handle_value_profile_transformations,
5717 rest_of_handle_value_profile_transformations,
5718 pass_value_profile_transformations): New.
5719 * var-tracking.c (gate_handle_var_tracking,
5720 pass_variable_tracking): New.
5721 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5723 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5724 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5725 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5726 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5727 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5728 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5729 rest_of_handle_gcse2, rest_of_handle_regmove,
5730 rest_of_handle_tracer, rest_of_handle_if_conversion,
5731 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5732 rest_of_handle_web, rest_of_handle_branch_prob,
5733 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5734 rest_of_handle_jump_bypass, rest_of_handle_combine,
5735 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5736 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5737 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5738 rest_of_handle_mode_switching, rest_of_handle_jump,
5739 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5740 rest_of_handle_flow2, rest_of_handle_jump2,
5741 rest_of_handle_peephole2, rest_of_handle_postreload,
5742 rest_of_handle_shorten_branches, rest_of_clean_state,
5743 rest_of_compilation): Remove.
5745 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5746 * passes.c (dump_flags, in_gimple_form, all_passes,
5747 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5748 register_dump_files, next_pass_1, last_verified, execute_todo,
5749 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5750 from tree-optimize.c.
5751 (init_optimization_passes): Moved from tree-optimize.c,
5752 adding the RTL optimizations.
5753 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5754 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5755 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5756 register_dump_files, next_pass_1, last_verified, execute_todo,
5757 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5758 init_tree_optimization_passes, ipa_passes): Delete.
5759 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5761 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5762 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5764 (ipa_passes): Remove.
5765 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5766 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5767 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5768 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5769 (dump_info_p, dump_flag): Moved to tree-dump.h.
5771 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5773 * passes.c (finish_optimization_passes): Use dump_begin
5774 and dump_end, TDI_end.
5775 (gate_rest_of_compilation): New.
5776 (pass_rest_of_compilation): Use it.
5777 (gate_postreload, pass_postreload): New.
5778 * toplev.c (general_init): Rename init_tree_optimization_passes.
5779 * toplev.h (init_tree_optimization_passes): Rename to
5780 init_optimizations_passes.
5781 * tree-dump.c (dump_flag): Make static.
5782 (dump_files): Remove RTL dumps.
5783 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5784 pass_cleanup_cfg, pass_free_cfg_annotations,
5785 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5786 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5787 * tree-pretty-print.c: Include tree-pass.h.
5788 * cgraph.c: Include tree-dump.h.
5790 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5792 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5793 Only fall back to saying it points to readonly memory if
5796 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5798 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5799 * config/m32r/m32r.c (m32r_compute_frame_size,
5800 m32r_expand_prologue): Take current_function_profile into
5801 account whenever we reference
5802 current_function_uses_pic_offset_table.
5803 (m32r_finalize_pic): Remove.
5804 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5806 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5808 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5809 instead of $<. Don't remove ./as if it already exists.
5811 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5814 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5815 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5816 for complex modes when generating code for PA 1.0.
5817 (VALID_FP_MODE_P): New macro.
5818 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5819 sets for all general and floating point modes. Align wide floating
5820 point modes to even register boundaries to comply with architectural
5822 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5823 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5824 (VALID_FP_MODE_P): New macro.
5825 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5826 sets for all general and floating point modes. Align wide floating
5827 point modes to even register boundaries to comply with architectural
5830 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5832 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5835 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5837 * tree-ssa-structalias.c: Don't include expr.h.
5839 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5841 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5844 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5846 Fix PR tree-optimization/22279
5848 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5851 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5853 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5855 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5857 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5858 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5859 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5860 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5861 config/stormy16/stormy16.c, config/v850/v850.c,
5862 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5863 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5864 Avoid "." or "\n" at end of diagnostics and capital letters at
5865 start of diagnostics.
5866 * combine.c, cse.c: Don't translate dump file output.
5867 * toplev.c (print_version): Only translate output if going to
5870 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5872 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5873 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5876 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5878 * pa.c (fix_range): Fix typo in comment.
5880 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5882 * tree-vrp.c (extract_range_from_assert): Replace
5883 fold (build (...)) with fold_build2.
5885 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5888 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5889 (format_types_orig, handle_format_attribute): Add support for
5892 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5894 * varasm.c (assemble_variable): Fix format specifier thinko.
5896 2005-07-03 Ira Rosen <irar@il.ibm.com>
5898 PR tree-optimization/22029 (and 22135)
5899 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5900 a phi node before calling dump_vops.
5902 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5904 * tree-dump.h (dump_string_field): Declare.
5905 * tree-dump.c: Use it instead of dump_string.
5906 (dump_string_field): Make non-static.
5908 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5910 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5911 up the minimal CFG stuff always when optimize > 0. Call
5912 split_all_insns_noflow in PIC case if needed.
5914 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5915 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5918 * c-decl.c (c_write_global_declarations): Dump contents of
5920 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5921 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5922 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5923 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5926 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5928 * c-common.h (GCC_DIAG_STYLE): Define.
5929 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5930 version for format checking to 4.1.
5931 * c-format.c: Include toplev.h after c-common.h.
5932 (enum format_type): Add gcc_tdiag_format_type.
5933 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5934 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5935 (format_types_orig): Add gcc_tdiag.
5936 (init_dynamic_diag_info): Support gcc_tdiag formats.
5937 (handle_format_attribute): Likewise.
5938 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5939 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5940 version for format checking to 4.1.
5941 (warning0, warning, error, pedwarn, sorry): Use
5943 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5944 (finish_aliases_1): Do not use %qE.
5945 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5946 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5947 Correct format bugs.
5948 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5949 parameter to unsigned HOST_WIDE_INT.
5950 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5952 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5955 * expr.c (write_complex_part): Use adjust_address for MEM.
5956 (read_complex_part): Same.
5958 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5960 Fix PR tree-optimization/22280
5962 * tree-sra.c (generate_element_init): Remove useless loop.
5964 2005-07-02 Richard Henderson <rth@redhat.com>
5966 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5968 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5970 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5973 * fold-const.c (fold_binary): Handle the return value of
5974 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5975 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5977 2005-07-02 Jeff Law <law@redhat.com>
5979 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5980 a eliminate type conversion which feeds an equality comparison
5981 if the original type or either operand in the comparison is a
5984 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5986 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5987 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5989 * config/avr/avr.c: Do not use '`' as left quote.
5990 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5991 Remove "." from end of diagnostics. Make diagnostics start with
5994 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5995 Joseph S. Myers <joseph@codesourcery.com>
5997 * toplev.c (default_tree_printer): Handle setting location with
5999 * c-objc.common.c (c_tree_printer): Likewise.
6000 * c-format.c (gcc_diag_flag_specs): Add '+'.
6001 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
6002 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
6004 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
6005 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
6006 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
6007 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
6008 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
6009 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
6010 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
6011 format arguments where %J is used without %D.
6013 2005-07-02 Jakub Jelinek <jakub@redhat.com>
6015 * gcc.c (LINK_SSP_SPEC): Define.
6016 (link_ssp_spec): New variable.
6017 (LINK_COMMAND_SPEC): Add %(link_ssp).
6018 (static_specs): Add link_ssp_spec.
6019 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
6020 * configure: Rebuilt.
6021 * config.in: Rebuilt.
6023 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6024 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6025 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6026 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6027 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6028 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6029 -0x7008(2) instead of reading __stack_chk_guard variable.
6030 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6032 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6033 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6034 if TARGET_THREAD_SSP_OFFSET is defined.
6035 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6036 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6039 2005-06-27 Richard Henderson <rth@redhat.com>
6040 * libgcc-std.ver (GCC_4.1.0): New.
6041 * libgcc.h (__stack_chk_guard): Declare.
6042 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6043 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6044 * mklibgcc.in (lib2funcs): Add them.
6046 2005-07-01 Richard Henderson <rth@redhat.com>
6048 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6049 void * before struct sigcontext *.
6050 (x86_fallback_frame_state): Likewise.
6052 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6054 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6056 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6059 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6060 we check for SSA_NAME for.
6062 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6064 Fix PR tree-optimization/22071
6066 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6068 (get_constraint_for_component_ref): Use it.
6070 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6073 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6074 print out the last new line.
6076 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6078 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6079 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6080 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6081 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6082 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6083 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6084 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6085 (enum reg_class): New member CC0_REGS.
6086 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6087 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6088 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6089 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6090 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6091 Adjust for register now described.
6093 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6096 * config/i386/i386.md (stack_protect_test_si,
6097 stack_protect_test_di): Add earlyclobber for scratch 3.
6098 * config/rs6000/rs6000.md (stack_protect_testsi,
6099 stack_protect_testdi): Add earlyclobber for scratch 3,
6100 remove earlyclobber from scratch 4.
6102 Older entries for 2005 can be found in ChangeLog-2005.
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