1 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4 * config/s390/s390.c (s390_overlap_p): New function.
5 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6 peephole2, "*xc" peephole2): Added overlap check to the peephole2
9 2005-09-16 Richard Guenther <rguenther@suse.de>
11 * ipa-pure-const.c (static_execute): Free auxiliar information.
12 * ipa-type-escape.c (discover_unique_type): Free temporary key.
13 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
15 2005-09-15 DJ Delorie <dj@redhat.com>
17 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
19 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
21 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
23 (swap_commutative_operands_with_target): New.
25 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
27 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
30 (estimate_iters_using_array): New function.
31 * tree-data-ref.h (estimate_iters_using_array): Prototype
32 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
33 Use estimate_iters_using_array instead of analyze_array.
35 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
37 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
40 2005-09-15 Michael Matz <matz@suse.de>
42 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
44 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
46 PR tree-optimization/23835
47 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
48 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
50 2005-09-14 Richard Henderson <rth@redhat.com>
52 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
53 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
55 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
57 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
58 in the ARRAY_TYPE case.
60 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
62 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
64 2005-09-14 Uros Bizjak <uros@kss-loka.si>
67 * tree-vect-transform.c (vectorizable_operation): Return false for
68 scalar shift operations and for vector shift operations with
69 non-invariant shift arguments. Use scalar tree operand op1 as
70 a shift operand when vector shift insn pattern uses scalar shift
72 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
74 2005-09-14 Olivier Hainque <hainque@adacore.com>
76 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
77 value if it has side-effects.
79 2005-09-14 David Edelsohn <edelsohn@gnu.org>
82 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
84 2005-09-14 Alan Modra <amodra@bigpond.net.au>
86 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
87 passed as NAME as if it were label at start of function code.
89 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh.md (*movv4sf_i): Add general register cases to
94 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
96 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
97 as early clobber. Rewrite so the PIC register is not implicitly used.
99 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
101 * tree.c (annotate_with_file_line): Compare line numbers before
104 2005-09-13 Uros Bizjak <uros@kss-loka.si>
107 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
108 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
110 2005-09-13 Ian Lance Taylor <ian@airs.com>
112 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
113 than a HOST_WIDEST_INT to gen_doloop_begin.
115 2005-09-13 Diego Novillo <dnovillo@redhat.com>
117 * tree-dfa.c (dump_variable): Guard against NULL annotations.
119 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
121 PR tree-optimize/23817
122 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
124 2005-09-13 Alan Modra <amodra@bigpond.net.au>
127 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
128 word before changing the stack pointer. Use gen_frame_mem for MEMs.
129 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
130 (restore_stack_nonlocal): Likewise.
131 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
133 2005-09-12 Ian Lance Taylor <ian@airs.com>
136 * c.opt (ffriend-injection): New C++ option.
137 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
138 (C++ Dialect Options): Document -ffriend-injection.
140 2005-09-12 Josh Conner <jconner@apple.com>
143 * ipa-reference.c (static_execute): Don't mark variables in
144 named sections TREE_READONLY.
146 2005-09-12 Alan Modra <amodra@bigpond.net.au>
148 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
151 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
153 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
154 V_MUST_DEF instead of just the first_use_p.
155 Don't mark the virtual variables for renaming on the statement which
157 (pass_dse): Remove TODO_update_ssa.
159 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
162 * stor-layout.c (compute_record_mode): For records with a single
163 field, actually check the field's mode size against the type size.
165 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
166 registers for TARGET_SHMEDIA.
167 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
168 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
169 of GENERAL_REGS and FP_REGS.
171 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
173 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
175 2005-09-12 Alan Modra <amodra@bigpond.net.au>
177 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
178 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
179 are omitted. Exclude stack_tie insn too.
181 2005-09-11 David Edelsohn <edelsohn@gnu.org>
183 PR rtl-optimization/23098
184 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
186 * config/rs6000/rs6000.md (movdf splitter): Use
187 const_double_operand predicate for TARGET_POWERPC64.
188 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
189 SYMBOL_REF method to ABI_V4.
191 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
192 replace_equiv_address.
193 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
194 rs6000_sr_alias_set and MEM_NOTRAP.
195 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
197 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
199 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
200 handle CALL_EXPR again.
202 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
204 * arm/predicates.md (alignable_memory_operand): Delete.
206 2005-09-10 Richard Henderson <rth@redhat.com>
209 * dbxout.c (dbxout_expand_expr): New.
210 (dbxout_symbol): Use it.
212 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
214 * arm.c (arm_gen_rotated_half_load): Delete.
215 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
216 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
217 (thumb_set_return_address): Likewise.
218 (thumb_load_double_from_address): Use adjust_address.
219 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
220 (extendhsisi2_mem, movhi_bytes): Use change_address.
221 (movhi): Use widen_memory_access.
222 (reload_out_df): Use replace_equiv_address.
223 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
225 2005-09-09 Richard Henderson <rth@redhat.com>
228 * dbxout.c: Include expr.h.
229 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
230 (dbxout_symbol): Handle DECL_VALUE_EXPR.
231 * Makefile.in (dbxout.o): Add EXPR_H.
233 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
235 PR tree-optimization/23509
236 * tree-cfg.c (replace_uses_by): Use replace_exp.
237 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
238 pointers have name_mem_tag or type_mem_tag set.
240 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
242 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
243 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
244 of wrongly accessing operands.
246 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
248 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
249 * tree-chrec.c: Include tree-scalar-evolution.h.
250 (chrec_convert): Instantiate the base and step before calling
251 scev_probably_wraps_p that would fail on parametric evolutions.
252 Collect all the fails into a single section failed_to_convert,
253 print a diagnostic, and return chrec_dont_know instead of calling
255 * tree-scalar-evolution.c (loop_closed_phi_def): New.
256 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
258 (scev_const_prop): Don't replace the definition of a loop closed ssa
259 phi node by itself, or by another loop closed ssa phi node.
260 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
261 that base and step are defined.
263 2005-09-09 Richard Guenther <rguenther@suse.de>
266 * fold-const.c (fold_ternary): Check truth_value_p before
267 calling invert_truthvalue.
269 2005-09-09 Nick Clifton <nickc@redhat.com>
271 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
272 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
273 dimension of these arrays.
274 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
276 * longlong.h: Only provide a prototype for the __clz_tab[] array
277 if this header has not been included from libgcc2.h.
278 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
280 Provide prototypes for exported functions.
281 Use the __clz_tab[] and __popcount_tab[] arrays provided by
284 2005-09-08 Josh Conner <jconner@apple.com>
288 * expr.c (expand_expr_addr_expr_1): Don't invoke
289 expand_simple_binop for EXPAND_INITIALIZER.
291 2005-09-08 Richard Henderson <rth@redhat.com>
294 * toplev.c (wrapup_global_declaration_1): Split out ...
295 (wrapup_global_declaration_2): ... from ...
296 (wrapup_global_declarations): ... here. Return bool.
297 (check_global_declaration_1): Split out ...
298 (check_global_declarations): from here.
299 (emit_debug_global_declarations): New.
300 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
301 check_global_declaration_1, emit_debug_global_declarations): Declare.
302 * c-decl.c (c_write_global_declarations_1): Don't create a vector
303 of decls. Call wrapup_global_declaration_1,
304 wrapup_global_declaration_2, check_global_declaration_1 directly.
305 (c_write_global_declarations_2): New.
307 (c_write_global_declarations): Call c_write_global_declarations_2.
308 * langhooks.c (write_global_declarations): Call
309 emit_debug_global_declarations.
311 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
312 remove decls that have DECL_RTL_SET_P.
313 * passes.c (rest_of_decl_compilation): Invoke
314 cgraph_varpool_finalize_decl for all but functions.
316 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
318 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
319 the result of a conversion if the new min and max cannot be compared.
321 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
323 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
324 (override_options): Setting s390_sr_alias_set removed.
325 (save_fpr, save_gprs): Set alias set to vararg or frame.
326 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
327 s390_sr_alias_set with get_frame_alias_set ().
328 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
329 get_varargs_alias_set ().
331 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
335 * c-parser.c (c_parser_objc_method_definition): If the next
336 token is not "{", error out and don't start the function.
338 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
340 * tree-vrp.c (extract_range_from_expr): Move the check for non
341 nullness after the check for gimple invariant.
343 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
345 * tree.c (host_integerp, tree_low_cst): Correct function comment.
347 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
350 * config/m32r.md (movmemsi_internal): Canonicalize order of
351 operands in PLUS component of template.
353 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
355 * reload1.c (fixup_eh_region_note): Remove assertion.
356 (fixup_abnormal_edges): Reverted removal of call to
357 find_many_sub_basic_blocks made on 2005-08-31.
359 2005-09-07 Richard Henderson <rth@redhat.com>
361 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
362 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
363 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
364 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
365 rearrange for better packing.
366 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
367 (lookup_cfa_1): Remove inline marker.
368 (cfa_equal_p): Split out of ...
369 (def_cfa_1): ... here. Use INVALID_REGNUM.
370 (build_cfa_loc): Handle !cfa->indirect.
371 (frame_pointer_cfa_offset): New.
372 (dbx_reg_number): Assert register elimination performed; do
373 leaf register remapping.
374 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
375 (eliminate_reg_to_offset): New.
376 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
377 for verifiably local stack frame addresses; re-base to CFA.
378 (mem_loc_descriptor): Remove can_use_fbreg argument.
379 (concat_loc_descriptor, loc_descriptor): Likewise.
380 (containing_function_has_frame_base): Remove.
381 (rtl_for_decl_location): Don't do register elimination or
382 leaf register remapping here.
383 (secname_for_decl): Split out from ..
384 (add_location_or_const_value_attribute): ... here.
385 (convert_cfa_to_loc_list): New.
386 (compute_frame_pointer_to_cfa_displacement): New.
387 (gen_subprogram_die): Use them.
388 * tree.h (frame_base_decl): Remove.
389 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
390 (prologue_stack_adjust): Remove.
391 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
392 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
393 (set_frame_base_location): Remove.
394 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
395 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
396 (vt_add_function_parameters): Don't eliminate_regs.
397 (vt_initialize): Don't create frame_base_decl.
399 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
401 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
402 version of GNU binutils for 4.x and later.
404 2005-09-06 Mark Mitchell <mark@codesourcery.com>
406 * ggc-page.c (ggc_push_context): Remove.
407 (ggc_pop_context): Likewise.
408 * ggc.h (ggc_push_context): Remove.
409 (ggc_pop_context): Likewise.
411 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
414 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
415 returning from an interrupt handler.
417 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
420 * config/arc/arc.c (output_shift): Add check for loop count when
423 2005-09-06 Steven Bosscher <stevenb@suse.de>
425 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
427 (abs_replacement): Likewise.
428 (pass_phiopt): Remove TODO_update_ssa.
430 2005-09-06 Jakub Jelinek <jakub@redhat.com>
433 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
434 if "return with no value, in function returning non-void" warning
436 * tree-cfg.c (execute_warn_function_return): Don't look at
437 RETURN_EXPRs with TREE_NO_WARNING set.
440 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
441 for internal functions doesn't use registers used by global registers
442 variables. Use fewer register parameters if there are global register
445 2005-09-06 Olivier Hainque <hainque@adacore.com>
446 Eric Botcazou <ebotcazou@adacore.com>
449 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
450 when we would be extracting outside its bit span (bitpos+bitsize
451 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
452 Ada unchecked conversions.
454 2005-09-06 Steven Bosscher <stevenb@suse.de>
456 * tree-ssa-pre.c (try_look_through_load): New function.
457 (compute_avail): Use it to try to look through loads for some
458 more useful expressions.
460 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
462 * simplify-rtx.c (simplify_binary_operation_1): Correct the
463 condition for detecting cases like (a&a) and (a^a).
465 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
467 * common.opt: Add option ftree-vect-loop-version.
468 * params.def: Add --param vect-max-version-checks.
469 * doc/invoke.texi: Document ftree-vect-loop-version and
470 --param vect-max-version-checks.
471 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
472 may_misalign_stmts and defines for accessors.
473 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
474 LOOP_VINFO_MAY_MISALIGN_STMTS.
475 (destroy_loop_vec_info): VEC_free for
476 LOOP_VINFO_MAY_MISALIGN_STMTS.
477 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
478 Update documentation.
479 (vect_update_misalignment_for_peel): New.
480 (vect_enhance_data_refs_alignment): Update to choose loop
481 peeling or loop versioning if appropriate for the (potentially)
482 unaligned data references in the loop.
483 (vect_analyze_data_refs_alignment): Remove call to
484 vect_enhance_data_refs_alignment so the checks can be done
486 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
487 and move up call to vect_analyze_data_refs_alignment.
488 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
489 (vect_transform_loop): Add call to loop_version.
491 2005-09-06 Jakub Jelinek <jakub@redhat.com>
493 PR rtl-optimization/23098
494 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
495 * simplify-rtx.c (constant_pool_reference_p): New function.
496 * rtl.h (constant_pool_reference_p): New prototype.
497 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
498 constant_pool_reference_p in condition and
499 avoid_constant_pool_reference in preparation statements.
501 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
503 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
504 STRICT_LOW_PART SETs.
506 2005-09-06 Alan Modra <amodra@bigpond.net.au>
509 * except.c (sjlj_emit_function_enter): Find the function begin
510 note even when it's not in first basic block.
512 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
514 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
515 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
516 * aclocal.m4: Regenerate.
518 2005-09-05 DJ Delorie <dj@redhat.com>
520 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
523 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
525 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
526 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
527 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
528 Follow spelling conventions.
529 * doc/invoke.texi: Follow spelling conventions.
531 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
533 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
534 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
535 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
537 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
540 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
541 (output_stack_adjust): Use gen_tmp_stack_mem.
542 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
543 (sh_set_return_address, sh_allocate_initial_value): Likewise.
544 (sh_get_pr_initial_val): Likewise.
545 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
546 (sh_initialize_trampoline): Likewise. Also use adjust_address.
547 * sh.md (divsi_inv_m0): Use gen_const_mem.
548 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
549 (movdf_i4+1): Use gen_tmp_stack_mem.
550 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
551 (fpu_switch+2): Likewise.
552 (movv4sf_i, movv16sf_i): Use adjust_address.
553 (symGOT_load): Set MEM_NOTRAP_P bit.
555 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * pa.c (emit_move_sequence): Fix typo in last change.
560 2005-09-03 Jakub Jelinek <jakub@redhat.com>
562 PR rtl-optimization/23454
563 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
566 2005-09-03 Richard Henderson <rth@redhat.com>
567 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
570 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
573 2005-09-02 Nicolas Pitre <nico@cam.org>
575 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
576 to bit_count to 32 bits.
578 2005-08-31 Mark Mitchell <mark@codesourcery.com>
581 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
582 generating synthetic loads from volatile lvalues.
584 005-09-02 Nick Clifton <nickc@redhat.com>
586 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
587 __ctzhi2, __clzhi2): New functions.
589 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
592 * tree-nested.c (struct var_map_elt): Mark with GTY.
593 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
595 (lookup_field_for_decl): Allocate new element in GC memory.
596 (lookup_tramp_for_decl): Likewise.
597 (convert_nl_goto_reference): Likewise
598 (create_nesting_tree): Allocate info in GC memory. Likewise for
600 (free_nesting_tree): Free with ggc_free instead of free.
601 (root): New static variable.
602 (lower_nested_functions): Remove root as local variable. And zero out
603 root at the end of the function.
605 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
607 PR rtl-optimization/20365
608 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
609 to short. New member ix.
610 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
611 (simplify_plus_minus): Initialize ix members before calling qsort.
613 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
615 PR tree-optimization/23626
616 * tree-cfg.c (replace_uses_by): Clean up eh info.
618 2005-09-01 DJ Delorie <dj@redhat.com>
620 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
623 2005-09-01 David Edelsohn <edelsohn@gnu.org>
625 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
626 (rs6000_split_multireg_move): Use replace_equiv_address instead of
629 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
631 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
632 do not issue warning for a variable definition following
635 2005-09-01 Richard Henderson <rth@redhat.com>
638 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
639 conversion to CONST_VECTOR.
641 2005-09-01 Richard Henderson <rth@redhat.com>
644 * reload1.c (reload_as_needed): Check !CALL_P before calling
645 fixup_eh_region_note.
646 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
648 2005-09-01 DJ Delorie <dj@redhat.com>
650 * varasm.c (output_constant): Let the target resolve
651 conversions of addresses to non-default pointer sizes.
653 2005-09-01 Nicolas Pitre <nico@cam.org>
655 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
656 to alow matching ARM pre-indexed addressing mode.
657 (arm_override_options): Remove now irrelevant comment.
659 2005-09-01 Phil Edwards <phil@codesourcery.com>
661 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
662 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
663 * config/i386/vxworks.h: Likewise.
664 * config/i386/t-vxworksae: New file, for VxWorks AE.
665 * config/i386/vxworksae.h: Likewise.
667 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
669 PR tree-optimization/23410
670 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
671 sequence is not wrapping during the first step.
673 2005-09-01 Jakub Jelinek <jakub@redhat.com>
676 * dwarf2out.c (base_type_die): Compare char_type_node with
677 TYPE_MAIN_VARIANT (type), not type.
679 2005-09-01 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/15366
682 * common.opt: Add -finline-functions-called-once.
683 Put -fearly-inlining in alphabetically ordered place.
684 * doc/invoke.texi: Document new option.
685 * ipa-inline.c (cgraph_decide_inlining): Honour
686 flag_inline_functions_called_once.
688 2005-09-01 Jakub Jelinek <jakub@redhat.com>
690 PR rtl-optimization/23478
691 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
692 (alloc_qty): Initialize it.
693 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
694 (combine_regs): Combine also n_throwing_calls_crossed fields.
695 (find_free_reg): Don't attempt to caller-save pseudos crossing
696 calls that might throw.
697 * global.c (struct allocno): Add throwing_calls_crossed field.
698 (global_alloc): Revert 2005-08-22 change. Initialize
699 throwing_calls_crossed.
700 (find_reg): Don't attempt to caller-save pseudos crossing calls that
703 2005-09-01 Alan Modra <amodra@bigpond.net.au>
706 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
707 (mask64_operand): Reinstate code prior to 2005-06-11 change.
708 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
709 (and64_2_operand): Tweak to use predicate.
710 (and_operand): Adjust for mask_operand changes.
711 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
712 (print_operand): Likewise.
713 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
714 (mask64_1or2_operand): Delete.
715 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
716 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
717 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
718 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
719 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
720 (rotldi3_internal4): Likewise.
721 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
722 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
723 (ashldi3_internal7): Likewise.
724 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
725 (ashldi3_internal, ashldi3_internal9 split): Likewise.
726 (anddi3 split): Don't match mask64_operand.
727 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
728 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
729 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
730 't' splitter predicate.
731 (movdi_internal64 + 2): Revert 2005-06-11 change.
733 2005-08-31 DJ Delorie <dj@redhat.com>
735 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
736 (m32c_asm_integer): Add support for 32 bit pointers.
738 2005-08-31 Richard Henderson <rth@redhat.com>
740 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
741 component-like references for setting MEM_NOTRAP_P.
743 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
744 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
746 2005-08-31 Richard Henderson <rth@redhat.com>
748 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
749 into a pseudo before applying gen_lowpart.
751 2005-08-31 Geoffrey Keating <geoffk@apple.com>
753 * doc/install.texi (Specific): Update cctools version required
754 for full functionality.
755 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
756 linkers as -macosx_version_min.
758 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
761 * sh.c (print_operand, %R and %S): Add handling of floating point
762 registers, memory, constants and invalid operands.
764 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
766 * ipa-pure-const.c: Change dump name.
768 2005-08-31 Uros Bizjak <uros@kss-loka.si>
771 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
772 to "reg_or_0_operand".
773 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
775 2005-08-31 Dale Johannesen <dalej@apple.com>
777 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
778 loops that count down.
780 2005-08-31 Richard Henderson <rth@redhat.com>
783 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
784 (fixup_eh_region_note): New.
785 (reload_as_needed): Call it.
786 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
787 don't call find_many_sub_basic_blocks; call verify_flow_info.
788 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
789 (keep_stack_depressed): Likewise.
790 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
792 2005-08-31 Richard Henderson <rth@redhat.com>
794 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
797 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
799 * expr.c (expand_expr_real_1): Compare size of address
800 mode to target's address mode size in deciding expansion of
801 the constant address.
803 2005-08-31 Richard Guenther <rguenther@suse.de>
806 * expr.c (all_zeros_p): New function.
807 (expand_expr_real_1): Handle the case of an all-zero
808 non-addressable constructor separately.
810 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
812 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
813 arguments, adjust all callers.
814 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
816 2005-08-30 Richard Henderson <rth@redhat.com>
819 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
820 whenever the mode sizes match.
822 2005-08-31 Alan Modra <amodra@bigpond.net.au>
824 * calls.c (load_register_parameters): Fix comment typo.
825 * expr.c (emit_push_insn): Comment formatting.
827 2005-08-30 Ian Lance Taylor <ian@airs.com>
829 * config/i386/x-cygwin (host-cygwin): Change dependency from
830 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
832 2005-08-29 Geoffrey Keating <geoffk@apple.com>
834 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
837 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
840 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
843 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
846 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
847 beginning. Remove $(INCLUDES) from all the rules, if following
848 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
850 2005-08-29 Jakub Jelinek <jakub@redhat.com>
853 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
854 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
855 not constant, but maxlen is, don't set len to maxlen, rather
856 set maxlen to len if len is a constant.
858 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
860 PR tree-optimization/23475
861 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
864 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
866 Fix PR middle-end/22455
868 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
869 Checksum only the parts of the tree that exist for the tree code.
871 2005-08-28 Dale Johannesen <dalej@apple.com>
873 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
875 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
877 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
879 2005-08-28 Richard Henderson <rth@redhat.com>
881 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
882 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
885 2005-08-28 Jakub Jelinek <jakub@redhat.com>
888 * builtins.c (get_memory_rtx): Don't strip nops
889 in between COMPONENT_REFs.
891 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
894 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
896 (gimplify_modify_expr): Check for zero sized types and gimplify the
897 rhs and lhs as statements.
899 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
902 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
903 state for return address column of signal frames.
905 2005-08-27 David Edelsohn <edelsohn@gnu.org>
908 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
909 bytes >= 2 not bytes == 2.
910 (expand_block_move): Same.
912 2005-08-27 Richard Guenther <rguenther@suse.de>
915 * config/i386/sse.md (sse2_movsd): Add missing closing
918 2005-08-27 Paul Brook <paul@codesourcery.com>
920 * genrecog.c (enum decision_type): Add DT_num_insns.
921 (struct decision_test): Add u.num_insns.
922 (add_to_sequence): Add DT_num_insns test.
923 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
924 (write_cond, debug_decision_2): Ditto.
925 (change_state): Assume peep2_next_insn never fails.
926 Remove "afterward" argument.
927 (write afterward, write_tree): Update to match.
928 * recog.c (peep2_current_count): New variable.
929 (peep2_next_insn): Check it.
930 (peephole2_optimize): Set peep2_current_count.
931 * recog.h (peep2_current_count): Declare.
933 2005-08-26 Josh Conner <jconner@apple.com>
936 * ipa-pure-const.c (check_tree): Check for volatile-ness
937 when considering a dereference.
939 2005-08-27 Jakub Jelinek <jakub@redhat.com>
941 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
943 2005-08-26 Jakub Jelinek <jakub@redhat.com>
945 PR rtl-optimization/23561
946 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
947 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
948 at most LEN bytes long memory fits into the field.
949 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
950 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
951 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
953 2005-08-26 Richard Henderson <rth@redhat.com>
956 * loop.c (biased_biv_may_wrap_p): New.
957 (maybe_eliminate_biv_1): Use it to suppress non-equality
958 comparison transformations. Delete disabled code.
960 2005-08-26 Ian Lance Taylor <ian@airs.com>
962 * combine.c (make_extraction): Avoid reference outside object.
964 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
966 * stor-layout.c (finalize_type_size): Restore behaviour for
967 non-aggregate types to the status quo ante of the patch for
968 pr 23467. Document why it matters.
970 2005-08-26 Jakub Jelinek <jakub@redhat.com>
973 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
974 array by one element, initialize the BT_LAST element with NULL.
976 2005-08-26 David Edelsohn <edelsohn@gnu.org>
978 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
981 (compare_plus_eqsi): Same.
982 (plus_eqsi_compare): Same.
983 (neg_eq0<mode>): Same.
984 (neg_eq<mode>): Same.
986 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
989 2005-08-26 Nick Clifton <nickc@redhat.com>
991 * config/v850/v850.c (ep_memory_operand): Return FALSE if
992 TARGET_EP is not defined.
993 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
994 TARGET_EP is enabled.
995 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
996 * config/v850/v850.md (save_all_interrupt): Only use the EP
997 register if TARGET_EP is defined.
998 (restore_all_interrupt): Likewise.
999 * config/v850/lib1funcs.asm: Update functions so that the EP
1000 register is only used if __EP__ is defined.
1002 2005-08-26 David Ung <davidu@mips.com>
1004 * config/mips/mips.c (mips_expand_prologue): Handle case when
1005 generating for MIPS16 and the outgoing argument area is more than
1006 SMALL_OPERAND. Use the frame pointer as temporary to generate the
1009 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
1011 * config/crx/crx.md: Make doloop_end pattern usage controllable
1012 via mloop-nesting=<max-nesting> command line switch. Make sure
1013 the combiner cannot use doloop_end_<mode> in an illegal way.
1014 * config/crx/crx.c: Use regs up to r6 for argument passing.
1015 Refine crx_address_cost (non cst4 displacements are expensive).
1016 * config/crx/crx.opt: Add switch for mloop-nesting=.
1018 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
1020 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
1021 (UNSPEC_MVST): New constant.
1023 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
1025 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
1026 Reject operands containing eliminable registers.
1027 * testsuite/gcc.dg/20050825-1.c: New testcase.
1029 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1030 Jan Hubicka <jh@suse.cz>
1032 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
1034 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1036 PR tree-optimization/23546
1037 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
1040 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
1042 * params.def (PARAM_MIN_SPEC_PROB): New.
1043 * sched-rgn.c (MIN_PROBABILITY): Delete.
1044 (compute_trg_info): Convert to PARAM_VALUE.
1045 * doc/invoke.texi (param): Document min-spec-prob.
1047 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
1049 * config/darwin.h: define __PIC__
1050 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
1051 TARGET_OS_CPP_BUILTINS macro.
1053 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1055 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
1058 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1060 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
1062 * cfghooks.c (duplicate_block): Added position where to place
1063 new block as argument.
1064 * cfghooks.h (duplicate_block): Declaration changed.
1065 * cfglayout.c (copy_bbs): Add argument after. Pass it to
1067 * cfglayout.h (copy_bbs): Declaration changed.
1068 * cfgloop.h (loop_version): Declaration changed.
1069 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
1070 position to copy_bbs.
1071 (loop_version): Pass position to duplicate_loop_to_header_edge.
1072 Add place_after argument and position new blocks according to
1074 * modulo-sched.c (sms_schedule): Pass place_after argument
1076 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
1077 * tree-cfg.c (split_edge_bb_loc): New function.
1078 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
1079 to determine position of new blocks.
1080 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
1082 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
1083 argument to duplicate_block.
1084 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1085 Pass position to copy_bbs.
1087 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
1089 * fold-const.c (ptr_difference_const): Use
1090 cst_and_fits_in_hwi instead of host_integerp.
1092 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
1094 * config/darwin.c (gen_pic_offset): New.
1095 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
1098 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
1100 PR tree-optimization/23486
1101 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
1103 2005-08-23 Phil Edwards <phil@codesourcery.com>
1105 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
1106 remove use_collect2.
1107 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
1109 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
1110 configuration files to override the default value.
1112 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
1113 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
1114 * config/vx-common.h: New file, split out from...
1115 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
1116 * config/vxworksae.h: New file, for VxWorks AE.
1117 * config/vxworks.opt: New file.
1118 * config/vxlib.c: Update for VxWorks 6.
1120 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
1121 other MULTILIB_* variables appropriately.
1122 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
1123 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
1124 * config/rs6000/vxworks.h: Update for VxWorks 6.
1125 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
1127 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
1130 * config/darwin.c (machopic_select_section): Remove the hack to
1131 mark "::operator new" and "::operator delete" for coalescing
1132 even though they are not weak.
1134 2005-08-24 Alan Modra <amodra@bigpond.net.au>
1136 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
1137 * configure: Regenerate.
1139 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1142 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
1144 * convert.c (convert_to_integer, convert_to_vector): Likewise.
1145 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
1148 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
1150 * config/rs6000/predicates.md (equality_operator): New.
1151 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
1152 comparison with a large constant.
1154 2005-08-23 Mark Mitchell <mark@codesourcery.com>
1156 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
1158 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
1160 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
1161 registers is even, and we have a hardware double precision fp,
1163 (sh_gimplify_va_arg_expr): For floating point arguments, consider
1164 size of current argument when checking if argument was passed in
1167 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
1170 * stor-layout.c (finalize_type_size): Dont override
1171 existing alignment with a smaller alignment from the mode.
1173 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1175 * lambda-code.c (lambda_vector_lexico_pos): Moved...
1176 * lambda.h (lambda_vector_lexico_pos): ... here.
1177 * tree-data-ref.c (build_classic_dist_vector): Return false when
1178 the distance vector is lexicographically negative.
1180 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
1182 PR tree-optimization/23511
1183 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
1184 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
1186 2005-08-23 Jakub Jelinek <jakub@redhat.com>
1188 PR tree-optimization/22043
1189 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
1190 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
1191 If ALLOW_FLEXARR, handle types ending with flexible array member.
1192 Pass false as second argument to recursive count_type_elements calls.
1193 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
1194 argument to count_type_elements call.
1195 * tree-sra.c (decide_block_copy): Likewise.
1196 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
1197 for a constant-sized object, set cleared as well. Pass true as
1198 second argument to count_type_elements call.
1200 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1203 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
1204 from legitimate_small_data_p, and make global. Update use.
1205 Remove forward declaration.
1206 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
1208 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
1210 2005-08-23 David Edelsohn <edelsohn@gnu.org>
1212 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
1213 of scratch intermediates.
1214 (eq<mode>_compare): Same.
1215 (neg_eq0<mode>): New.
1216 (neg_eq<mode>): Convert to define_insn_and_split.
1218 2005-08-23 Alan Modra <amodra@bigpond.net.au>
1221 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
1222 stdarg functions, set/clear the fp marker even when no variable
1224 * config/rs6000/sysv4.opt (mprototype): Describe.
1226 2005-08-22 Jakub Jelinek <jakub@redhat.com>
1228 PR rtl-optimization/23478
1229 * regs.h (reg_info): Add throw_calls_crossed.
1230 (REG_N_THROWING_CALLS_CROSSED): Define.
1231 * flow.c (allocate_reg_life_data): Initialize
1232 REG_N_THROWING_CALLS_CROSSED.
1233 (propagate_one_insn, attempt_auto_inc): Update
1234 REG_N_THROWING_CALLS_CROSSED.
1235 * global.c (global_alloc): Don't allocate pseudos across
1236 calls that may throw.
1238 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
1241 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
1242 value is inbetween the range if we did not find an exact match.
1244 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
1246 * doc/invoke.texi (Option Summary): Add ms1 options.
1247 * doc/extend.texi: Document interrupt handler attribute for ms1.
1248 * doc/md.texi: Document ms1 constraints.
1249 * config.gcc: Add ms1-*-elf.
1250 * config/ms1/ms1.h: New.
1251 * config/ms1/ms1.c: New.
1252 * config/ms1/ms1.md: New.
1253 * config/ms1/ms1-protos.h: New.
1254 * config/ms1/ABI.txt: New.
1255 * config/ms1/crti.asm: New.
1256 * config/ms1/crtn.asm: New.
1257 * config/ms1/lib2extra-funcs.c: New.
1258 * config/ms1/t-ms1: New.
1259 * config/ms1/ms1.opt: New.
1261 2005-08-22 Ira Rosen <irar@il.ibm.com>
1263 * config/rs6000/altivec.md (xorv4sf3): New.
1264 (negv4sf2, neg<mode>2): Likewise.
1266 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
1269 * config/ia64/ia64.md (divsi3): Check divide by zero.
1270 (udivsi3): Likewise.
1272 (udivdi3): Likewise.
1274 2005-08-21 Jakub Jelinek <jakub@redhat.com>
1276 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
1277 up to elem_bitsize bits, not max_bitsize.
1279 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1281 PR tree-optimization/23433
1282 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
1283 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
1285 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
1287 PR tree-optimization/23434
1288 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
1289 the iteration bound is not an INTEGER_CST.
1291 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
1293 * tree-vect-transform.c (get_initial_def_for_reduction): Set
1294 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
1295 NULL if need_epilog_adjust is false.
1296 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
1297 Case 3 always peels first itration, not just for PLUS case, and no need
1298 to use scalar_initial_def here. Create an epilog adjustment only if
1299 scalar_initial_def is not NULL.
1301 (vectorizable_reduction): Remove assert.
1303 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
1306 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
1307 (__moddi3): Likewise.
1308 (__udivdi3): Likewise.
1309 (__umoddi3): Likewise.
1310 (__divsi3): Likewise.
1311 (__modsi3): Likewise.
1312 (__udivsi3): Likewise.
1313 (__umodsi3): Likewise.
1315 2005-08-20 Jakub Jelinek <jakub@redhat.com>
1317 * tree-pass.h (TDF_GRAPH): Define.
1318 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
1319 * passes.c (finish_optimization_passes): Only call
1320 finish_graph_dump_file if TDF_GRAPH is set.
1321 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
1322 NULL. Set TDF_GRAPH bit.
1323 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
1325 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
1327 * arm.h (arm_stack_offsets): Add locals_base field.
1328 * arm.c (arm_get_frame_offsets): Compute it.
1329 (thumb_compute_initial_elimination offset): Make the Thumb frame
1330 pointer point to the base of the local variables.
1331 (thumb_expand_prologue): Update accordingly.
1332 (thumb_expand_epilogue): Likewise.
1334 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
1335 mode of clobbered scratch to DImode. Handle a case that's known to
1338 2005-08-19 David Edelsohn <edelsohn@gnu.org>
1340 * config/rs6000/rs6000.md (gt0<mode>): Delete.
1341 (gt0<mode>_compare): Delete.
1342 (neg_gt0<mode>): Delete.
1344 2005-08-19 Eric Christopher <echristo@apple.com>
1346 * optabs.h: Change CTI_ to COI_.
1349 2005-08-19 James E Wilson <wilson@specifix.com>
1351 * builtins.c (expand_builtin_return_addr): Set
1352 current_function_accesses_prior_frames when count != 0. Use
1353 frame_pointer_rtx when count == 0.
1354 * function.h (struct function): Add accesses_prior_frames field.
1355 (current_function_accesses_prior_frames): Define.
1356 * reload1.c (init_elim_table): Check
1357 current_function_accesses_prior_frames.
1358 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
1360 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1362 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
1363 indicator. Return true if the flowgraph changed during
1366 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1369 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
1370 conditional expression before testing its value.
1372 2005-08-19 Diego Novillo <dnovillo@redhat.com>
1374 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
1376 2005-08-19 Devang Patel <dpatel@apple.com>
1378 PR tree-optimization/23048
1379 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
1380 third parameter. Check whether latch is dominated by exit
1382 (if_convertible_loop_p): Supply exit block itself to
1383 if_convertible_bb_p.
1385 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1388 * arm.md (arm_load_pic_register): Change argument to the mask of
1389 saved registers. Call thumb_find_work_register if we need a
1390 scratch register on Thumb.
1391 (arm_expand_prologue): Pass empty register set to
1392 arm_load_pic_register.
1393 (thumb_expand_prologue): Pass live_regs_mask directly to
1394 arm_load_pic_register.
1395 * arm-protos.h (arm_load_pic_register): Update prototype.
1397 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
1399 * sh.c (find_sole_member): New function.
1400 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
1401 if the record's alignment is larger than the size of its only member.
1403 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
1406 * arm.c (thumb_legitimize_reload_address): New function.
1407 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
1408 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
1410 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
1412 * config/crx/crx.c: Implement crx_decompose_address. Reject
1413 symbolic displacements since CRX register relative adressing
1414 mode can't handle unsigned 32-bit values as displacements.
1415 * config/crx/crx.h: Simplify definitions, remove redundant
1416 parenthesis and obsolete macros.
1417 * config/crx/crx.opt: Add new switch for debugging addresses.
1418 * config/crx/crx-protos.h: Add new declarations for above.
1420 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
1423 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
1426 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1428 * collect2.c (dup2): Delete.
1429 * configure.ac: Don't check for dup2.
1431 * config.in, configure: Regenerate.
1433 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
1435 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
1436 record with the type of its only member.
1438 2005-08-18 David Edelsohn <edelsohn@gnu.org>
1440 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
1441 define_insn_and_split.
1442 (plus_ltu<mode>_compare): Same.
1443 (gtu<mode>_compare): Same.
1444 (plus_gtu<mode>_compare): Same.
1446 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
1448 PR tree-optimization/22228
1449 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
1451 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
1452 are recorded in vect_vnames_to_rename for renaming.
1453 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
1454 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
1455 in vect_vnames_to_rename.
1456 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
1457 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
1459 2005-08-18 Jan Hubicka <jh@suse.cz>
1462 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
1463 info only for local statics, not for member variables.
1465 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1467 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
1469 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1471 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
1473 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
1476 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
1478 2005-08-17 James E Wilson <wilson@specifix.com>
1480 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1483 2005-08-17 David Edelsohn <edelsohn@gnu.org>
1485 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
1486 (leu<mode>_compare): Same.
1487 (plus_leu<mode>): Same.
1488 (neg_leu<mode>): Same.
1489 (and_neg_leu<mode): Same.
1490 (ltu<mode>_compare): Same.
1491 (plus_ltu<mode>): Same.
1493 (geu<mode>_compare): Same.
1494 (plus_geu<mode>): Same.
1495 (neg_geu<mode>): Same.
1496 (and_neg_geu<mode>): Same.
1497 (plus_gt<mode>): Same.
1498 (gtu<mode>_compare): Same.
1499 (plus_gtu<mode>): Same.
1501 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
1503 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
1504 Move call_table_data to end. Delete spurious .text.
1505 (callt_save_all_interrupt): Fix comment typo.
1507 2005-08-17 James E Wilson <wilson@specifix.com>
1508 Kevin Winchester <winchester@amirix.com>
1511 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
1513 2005-08-17 Uros Bizjak <uros@kss-loka.si>
1516 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
1517 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
1519 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
1521 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
1522 record with the type of its only member if the modes don't match.
1524 * varasm.c (decode_reg_name): Skip empty additional register names.
1526 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
1528 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
1529 lsm_tmp_name_length): New.
1530 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
1531 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
1533 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1534 Andreas Krebbel <krebbel1@de.ibm.com>
1536 * config.gcc: Added z9-109 switch.
1537 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
1538 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
1539 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
1540 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1541 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
1542 for "z9_109" cpu attribute.
1543 * config/s390/s390.c (z9_109_cost): New processor cost structure.
1544 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
1545 (s390_handle_arch_option): Added z9-109 switch.
1546 (override_options): Set respective cost function for z9-109.
1547 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
1548 (legitimate_reload_constant_p): Accept extended immediates.
1549 (print_operand): Three new output modifiers added: k, m and o.
1550 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
1551 (s390_output_mi_thunk): Use extended immediate when possible.
1552 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
1553 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
1554 (CONSTRAINT_LEN): Added length of O constraint.
1555 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
1556 * config/s390/s390.md ("cpu"): New value z9_109 added.
1557 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
1558 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
1559 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
1560 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
1561 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
1562 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
1563 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
1564 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
1565 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
1566 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1567 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
1568 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
1569 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
1570 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
1571 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
1573 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
1574 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
1575 insns for TARGET_EXTIMM.
1577 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
1579 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
1581 2005-08-17 Nick Clifton <nickc@redhat.com>
1583 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
1584 Call default_encode_section_info.
1586 2005-08-17 Steven Bosscher <stevenb@suse.de>
1588 PR tree-optimization/21574
1589 * tree-ssa-ccp.c (likely_value): If the right hand side is a
1590 constant, return CONSTANT.
1591 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
1592 (ccp_fold, visit_assignment): Likewise.
1593 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
1595 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1597 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
1598 fold_buildN instead of buildN then fold_initializer or fold.
1599 (build_unary_op): Likewise.
1600 (build_binary_op): Likewise.
1601 * fold-const.c (fold_initializer): Remove.
1602 (fold_build1_initializer): New function.
1603 (fold_build2_initializer): New function.
1604 (fold_build3_initializer): New function.
1605 * tree.h (fold_initializer): Remove.
1606 (fold_build1_initializer): New function.
1607 (fold_build2_initializer): New function.
1608 (fold_build3_initializer): New function.
1610 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
1612 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
1613 (try_move_mult_to_index): Call fold_build2 instead of build2.
1614 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
1615 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
1616 fold_binary_to_constant.
1617 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
1619 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
1620 check if A == gcd (A, B). Remove TYPE argument.
1621 (analyze_offset) Use fold_build2 instead of fold (build.
1622 (create_data_ref): Likewise.
1623 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
1624 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
1627 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
1629 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
1630 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
1632 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
1635 * gimplify.c (zero_sized_type): New function.
1636 (gimplify_modify_expr_rhs): If we have a zero sized type,
1637 replace the statement with an empty statement.
1639 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
1641 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
1644 2005-08-16 Ian Lance Taylor <ian@airs.com>
1646 * doc/tm.texi (Label Output): Correct typo.
1648 2005-08-16 Steven Bosscher <stevenb@suse.de>
1651 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
1652 force_operand will work later on using have_insn_for.
1654 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1656 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
1658 2005-08-16 Ian Lance Taylor <ian@airs.com>
1661 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
1662 vector type, don't try to construct it element by element. Add an
1663 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
1665 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1667 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
1669 2005-08-16 Geoffrey Keating <geoffk@apple.com>
1671 * doc/invoke.texi (Precompiled Headers): Document some more options
1672 which are known to be safe.
1674 2005-08-16 James E Wilson <wilson@specifix.com>
1676 PR tree-optimization/21105
1677 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
1678 TREE_OVERFLOW check.
1680 2005-08-16 David Edelsohn <edelsohn@gnu.org>
1682 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
1683 (neg_ltu<mode>): Same.
1685 (neg_gtu<mode>): Same.
1687 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1689 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
1690 (fold_builtin_isdigit): Use fold_buildN.
1691 (build_function_call_expr): Likewise.
1692 * c-typeck.c (c_finish_loop): Likewise.
1694 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
1695 Richard Shann <rshann@superh.com>
1697 PR middle-end/20396:
1698 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
1700 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1702 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1704 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1707 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1708 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1711 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * fold-const.c (build_range_check): Disable optimization for function
1715 pointer expressions on targets that require function pointer
1718 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1720 * simplify-rtx.c (simplify_const_relational_operation): When
1721 extracting arguments of a COMPARE, recompute the mode as well.
1723 2005-08-15 Ian Lance Taylor <ian@airs.com>
1725 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1727 2005-08-15 DJ Delorie <dj@redhat.com>
1729 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1731 (movsi_splittable): Allow, but split, moves to the stack.
1732 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1735 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1737 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1738 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1739 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1741 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1742 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1743 Delete HOST_PTR_PRINTF.
1745 * configure, config.in: Regenerate.
1747 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1749 * config/rs6000/rs6000.md (QHSI): New mode macro.
1750 (wd): Extend mode attr for QImode and HImode
1751 (dbits): New mode attr.
1752 (zero_extend<mode>di2): Convert to mode macro.
1754 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1757 * doc/invoke.texi (-mgnu-ld): Update description.
1760 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1763 * Makefile.in (tree-chrec.o): Depends on real.h.
1764 * tree-chrec.c: Include real.h.
1765 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1766 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1767 * tree-scalar-evolution.c (add_to_evolution_1,
1768 interpret_rhs_modify_expr): Ditto.
1770 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1773 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1774 step is negative compute the estimation from init downwards to zero.
1776 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1778 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1780 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1782 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1784 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1785 Accept double-word constants that can be split.
1786 * config/s390/s390.md ("movti"): Use 'P' constraint.
1787 ("*movdi_31", "*movdf_31"): Likewise.
1789 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1791 Fix PR tree-optimization/22615
1793 * tree-ssa-structalias.c (solution_set_add): Handle
1794 first_vi_for_offset returning NULL.
1795 (do_da_constraint): Ditto.
1796 (do_sd_constraint): Ditto.
1797 (do_ds_constraint): Ditto
1798 (find_func_aliases): Ditto.
1799 (build_constraint_graph): RHS is allowed be ANYTHING.
1800 (first_vi_for_offset): Return NULL if we couldn't find anything at
1803 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1805 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1806 over memory as first operand.
1808 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1812 available for setting it.
1814 2005-08-14 Ira Rosen <irar@il.ibm.com>
1816 PR tree-optimization/23320
1817 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1818 data-refs' types instead of base object nullness. Add check for
1819 pointer type data-refs before first location comparison. Remove
1822 2005-08-14 Andreas Schwab <schwab@suse.de>
1824 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1826 2005-08-13 James E Wilson <wilson@specifix.com>
1828 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1829 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1830 -fstack-protector-all, --param ssp-buffer-size): Document.
1831 (-Wvariadic-macros): Alphabetize.
1832 (-fsched-stalled-insns-dep): Add missing 'f'.
1834 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1837 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1839 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1840 or indirect address operand.
1841 (EXTRA_ADDRESS_CONSTRAINT): New.
1842 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1844 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1846 PR tree-optimization/22236
1847 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1848 successors and predecessors.
1849 * tree-chrec.c (chrec_convert): Before converting, check that
1850 sequences don't wrap.
1851 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1852 (analyze_array): Extern.
1853 (find_data_references_in_loop): Remove call to
1854 compute_estimated_nb_iterations.
1855 * tree-data-ref.h (analyze_array): Declared.
1856 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1857 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1858 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1859 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1861 * tree-ssa-loop-ivcanon.c: Fix documentation.
1862 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1863 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1864 (infer_loop_bounds_from_undefined): New.
1865 (estimate_numbers_of_iterations_loop): Use
1866 infer_loop_bounds_from_undefined.
1867 (used_in_pointer_arithmetic_p): New.
1868 (scev_probably_wraps_p): Pass an extra parameter. Call
1869 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1870 (convert_step): Fix documentation.
1871 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1872 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1873 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1874 scev_probably_wraps_p.
1876 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1878 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1879 (s390_register_info): Ignore clobbered_regs information for fixed
1880 registers, and only fixed registers.
1881 (s390_init_frame_layout): Remove redundant call.
1883 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1885 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1886 description of -Wold-style-casts.
1888 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1889 Jakub Jelinek <jakub@redhat.com>
1891 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1892 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1893 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1894 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1895 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1896 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1897 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1898 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1899 ("stack_protect_set", "stack_protect_test"): New expanders.
1900 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1901 "stack_protect_testdi"): New insn definitions.
1903 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1905 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1907 2005-08-12 Paul Brook <paul@codesourcery.com>
1909 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1911 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1913 * config/s390/predicates.md (setmem_operand): New predicate.
1914 (shift_count_operand): Accept ANDs with special constants as
1916 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1917 with special constants.
1918 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1919 shift_count_operand with setmem_operand.
1921 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1923 * config/s390/s390.c (s390_extract_part, s390_single_part):
1925 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1926 (s390_output_mi_thunk): Don't use lg on 31 bit.
1927 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1928 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1930 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1932 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1933 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1934 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1935 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1936 with one of the new macros.
1938 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1940 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1941 Don't set save_return_addr_p.
1942 (s390_register_info): Make clobbered_regs not depending on
1945 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1947 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1948 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1950 2005-08-11 James E. Wilson <wilson@specifix.com>
1952 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1954 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1956 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1957 locations gathered by var-tracking in single entry loc_list
1958 over loc_descriptor_from_tree.
1960 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1961 pass it down to loc_descriptor.
1962 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1963 (containing_function_has_frame_base): Move earlier in the file.
1964 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1965 instead of always assuming fbreg can't be used.
1967 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1969 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1970 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1971 Accept address wrapped in AND for Altivec.
1972 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1973 Strip AND wrapping offset address for Altivec.
1975 2005-08-11 Richard Henderson <rth@redhat.com>
1978 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1979 before using TYPE_IS_SIZETYPE.
1981 2005-08-11 Richard Henderson <rth@redhat.com>
1984 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1985 insn types not present on ev4.
1986 (alphaev5_insn_pipe): Similarly.
1988 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1991 * arm.c (arm_override_options): If the user has selected callee-super-
1992 interworking, then enable normal interworking.
1994 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1996 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1999 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
2001 * doc/rtl.texi: Fix two typos.
2003 2005-08-11 Richard Guenther <rguenther@suse.de>
2006 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
2007 cases where we call to/from functions returning void.
2009 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
2012 * tree.c (build_pointer_type_for_mode): Robustify.
2014 2005-08-10 James E Wilson <wilson@specifix.com>
2016 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
2017 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
2019 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
2022 2005-08-10 Eric Christopher <echristo@apple.com>
2024 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
2025 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
2028 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
2031 * config/darwin.c (machopic_indirect_data_reference): Use a new register
2032 for the high part when generating dynamic-no-pic code.
2034 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
2036 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
2037 (x86_64-*-linux*): Likewise.
2039 * config/i386/crtfastmath.c: New file.
2040 * config/i386/t-crtfm: Likewise.
2042 * config/i386/linux.h (ENDFILE_SPEC): New.
2043 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
2045 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2048 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
2050 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
2051 (vec_shl, vec_shr): Document new operations.
2052 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
2054 2005-08-10 David Edelsohn <edelsohn@gnu.org>
2056 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
2057 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
2058 change predicate to indexed_or_indirect_address.
2060 2005-08-10 Richard Sandiford <richard@codesourcery.com>
2062 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
2063 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
2064 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
2065 and __aeabi_uwrite8.
2066 * config/arm/unaligned-funcs.c: New file.
2067 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
2069 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
2071 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
2073 * cfglayout.c (pass_insn_locators_initialize): Add dump.
2074 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
2076 * except.c (pass_convert_to_eh_region_ranges): Add dump.
2077 * final.c (pass_shorten_branches): Add dump.
2078 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
2079 (pass_life): Rename dump.
2080 (rest_of_handle_flow2): Remove initial verify_flow_info.
2081 * function.c (pass_instantiate_virtual_regs): Add dump.
2082 * integrate.c (pass_initial_value_sets): Add dump.
2083 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
2084 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
2085 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
2086 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
2087 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
2088 gate_rtl_unrool_and_peel_loops): New.
2089 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
2090 rtl_doloop): Do not look at flags.
2091 * mode-switching.c (pass_mode_switching): Add dump.
2092 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
2093 pass_split_before_regstack): Add dump.
2094 * regmove.c (pass_stack_adjustments): Add dump.
2095 * tree-optimize.c (pass_fixup_cfg): Add dump.
2097 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2100 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
2101 deciding which instruction sequence to use.
2103 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
2105 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
2106 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
2108 2005-08-09 Richard Guenther <rguenther@suse.de>
2110 * c-common.c (builtin_function_2): Remove.
2111 (def_builtin_1): New function.
2112 (c_common_nodes_and_builtins): Use def_builtin_1 to
2113 build builtin functions.
2115 2005-08-09 Jie Zhang <jie.zhang@analog.com>
2117 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
2118 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
2119 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
2122 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2124 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
2125 fold_binary instead of fold_build2 since we don't care about the
2127 (loop_niter_by_eval): Likewise.
2128 (compare_trees): Likewise.
2129 (proved_non_wrapping_p): Likewise.
2131 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
2135 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
2136 if the if is really empty.
2138 2005-08-09 Steven Bosscher <stevenb@suse.de>
2140 PR tree-optimization/23234
2141 * tree-ssa-math-opts.c (place_reciprocal): New enum.
2142 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
2143 argument of the new enum.
2144 (execute_cse_reciprocals): Add reciprocals for function arguments
2145 on the unique successor edge of the entry block. Update other calls
2146 to execute_cse_reciprocals_1.
2148 2005-08-08 Richard Henderson <rth@redhat.com>
2151 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
2153 2005-08-08 Bob Wilson <bob.wilson@acm.org>
2155 * expr.c (write_complex_part): Return after handling MEM.
2157 2005-08-08 Josh Conner <jconner@apple.com>
2159 PR rtl-optimization/23241
2160 * combine.c (simplify_comparison): Fix error in determining
2161 whether to lift a subreg from comparison.
2163 2005-08-08 David Edelsohn <edelsohn@gnu.org>
2166 * config/rs6000/altivec.md (vec_init<mode>): New.
2167 (vec_set<mode>): New.
2168 (vec_extract<mode>): New.
2169 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
2170 (rs6000_expand_vector_set): New.
2171 (rs6000_expand_vector_extract): New.
2172 (rs6000_legitimate_offset_address_p): Offset addresses are valid
2173 for Altivec modes before reload.
2174 (altivec_expand_vec_init_builtin): New.
2175 (get_element_number): New.
2176 (altivec_expand_vec_set_builtin): New.
2177 (altivec_expand_vec_ext_builtin): New.
2178 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
2180 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
2182 * config/rs6000/rs6000.h (rs6000_builtins): Add
2183 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
2184 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
2185 * config/rs6000/rs6000-protos.h: Declare new functions.
2187 2005-08-08 Jan Hubicka <jh@suse.cz>
2189 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
2190 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
2191 * i386.md (movdi*): Use pic_32bit_operand.
2192 * predicates.md (pic_32bit_operand): New.
2194 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
2197 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
2199 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
2201 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
2202 (test_for_singularity): Use fold_build2.
2204 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2206 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
2208 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
2210 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2211 (COMMON_ASM_OP) Define.
2212 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
2213 (ix86_encode_section_info): Likewise.
2214 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
2215 SUBTARGET_ENCODE_SECTION_INFO.
2217 2005-08-06 Richard Henderson <rth@redhat.com>
2220 * tree-nested.c (convert_local_reference): Save and restore val_only
2221 around component_ref and friends. Clear walk_subtrees by default.
2223 2005-08-06 Peter O'Gorman <peter@pogma.com>
2226 * gcc.c (process_command): Check the argument to -b has a dash.
2227 * doc/invoke.texi: Update -b and -V docs.
2229 2005-08-06 James E Wilson <wilson@specifix.com>
2231 * config/mips/cross64.h, config/mips/t-cross64: Delete.
2233 2005-08-06 Michael Matz <matz@suse.de>
2235 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
2236 member only if only one insn is associated with the value.
2238 2005-08-06 Nick Clifton <nickc@redhat.com>
2240 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
2242 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
2243 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
2244 Check symbol flags instead of symbol name mangling.
2245 (xstormy16_asm_output_aligned_common): Likewise. Also
2246 simplify code since the bss100_section cass is the only case
2247 where the below100 code will be triggered.
2248 (xstormy16_encode_section_info): Encode below100 attribute
2249 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
2251 (xstormy16_strip_name_encoding): Delete - this function is no
2253 (TARGET_STRIP_NAME_ENCODING): Undefine.
2254 * config/stormy16/stormy16-protos.h: Delete prototype for
2255 xstormy16_strip_name_encoding.
2257 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
2259 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
2260 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
2261 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
2262 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
2263 config/alpha/predicates.md, config/arc/arc.h,
2264 config/arm/arm.h, config/arm/ieee754-df.S,
2265 config/arm/ieee754-sf.S, config/bfin/bfin.c,
2266 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
2267 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
2268 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
2269 config/m68hc11/m68hc11.h, config/mips/mips.c,
2270 config/mips/mips.h, config/mips/openbsd.h,
2271 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
2272 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
2273 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2274 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2275 config/sparc/linux.h, config/sparc/linux64.h,
2276 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
2277 doc/extend.texi, doc/gcov.texi, doc/install.texi,
2278 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
2279 typos. Follow spelling conventions.
2281 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
2284 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
2285 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
2286 specially. Check for side effects only for COND_EXPR.
2287 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
2288 return with TREE_NO_WARNING.
2290 2005-08-06 Richard Sandiford <richard@codesourcery.com>
2292 PR rtl-optimization/23233
2293 * loop.c (combine_movables): Require the modes to be the same.
2294 (move_movables): Remove handling of cases where the replacement
2295 had a different mode to the original.
2297 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
2299 PR tree-optimization/23128
2300 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
2301 subtraction wrap, and set TREE_OVERFLOW if they do.
2303 2005-08-05 Richard Henderson <rth@redhat.com>
2306 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
2307 FORCED_LABEL labels.
2309 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
2312 * reload.c (find_reloads_subreg_address): Pass down TYPE
2313 unchanged. Change all callers except find_reloads_toplev.
2315 2005-08-05 Michael Matz <matz@suse.de>
2317 * genattrtab.c (current_alternative_string): Remove.
2318 (SIMPLIFY_ALTERNATIVE): Ditto.
2319 (attr_alt_bit_p): Ditto.
2320 (alternative_name): Make const char *.
2321 (evaluate_eq_attr): Remove use of above things.
2322 (simplify_test_exp): Ditto.
2323 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
2324 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
2326 2005-08-04 James E Wilson <wilson@specifix.com>
2328 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
2329 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
2330 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
2331 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
2332 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
2334 2005-08-04 Richard Henderson <rth@redhat.com>
2337 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
2338 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
2339 * tree-sra.c (decide_block_copy): Use it. Disable element copy
2340 if we'd have to instantiate too many members.
2342 2005-08-04 Richard Henderson <rth@redhat.com>
2345 * tree-outof-ssa.c (coalesce_asm_operands): New.
2346 (coalesce_ssa_name): Use it. Split out ...
2347 (coalesce_phi_operands, coalesce_result_decls): ... these.
2349 2005-08-04 Paul Brook <paul@codesourcery.com>
2351 * read-rtl.c (read_quoted_string): Break if EOF.
2353 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
2355 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
2356 (fold_build2): Likewise.
2357 (fold_build3): Likewise.
2358 (fold_build1_stat): New function prototype.
2359 (fold_build2_stat): Likewise.
2360 (fold_build3_stat): Likewise.
2361 * fold-const.c (fold_build1): Rename to ..
2362 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2363 through to build1_stat.
2364 (fold_build2): Rename to ..
2365 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2366 through to build2_stat.
2367 (fold_build3): Rename to ..
2368 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
2369 through to build3_stat.
2371 2005-08-04 David Edelsohn <edelsohn@gnu.org>
2372 Ian Lance Taylor <ian@airs.com>
2374 * function.c (assign_stack_local_1): Do not correct stack slot
2375 address if allocation size is smaller than mode size.
2377 2005-08-04 Diego Novillo <dnovillo@redhat.com>
2380 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
2381 (tree_merge_blocks): Propagate anything allowed by
2383 Clarify documentation.
2384 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
2385 SSA form, schedule an update if necessary.
2387 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
2389 * doc/install.texi (Binaries): Remove broken link to
2390 Sinix/Reliant Unix binaries.
2392 2005-08-03 Richard Henderson <rth@redhat.com>
2395 * function.c (stack_protect_epilogue): Export.
2396 * tree.h (stack_protect_epilogue): Declare.
2397 * calls.c (expand_call): Call it.
2399 2005-08-03 Eric Christopher <echristo@apple.com>
2401 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
2402 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
2405 2005-08-04 Jan Hubicka <jh@suse.cz>
2407 * profile.c (branch_prob): Split edges with goto locus on them
2408 to get proper line counts.
2409 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
2411 2005-08-03 Paul Brook <paul@codesourcery.com>
2413 * function.c (assign_parms): Round current_function_args_size
2414 to PARM_BOUNDARY, not STACK_BOUNDARY.
2416 2005-08-03 Geoffrey Keating <geoffk@apple.com>
2418 * config/i386/i386.c (x86_elf_aligned_common)
2419 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
2421 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
2423 PR tree-optimization/23157
2424 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
2425 before emitting them.
2427 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2429 PR tree-optimization/19899
2430 * Makefile.in (tree-scalar-evolution.o): Add real.h.
2431 * tree-scalar-evolution.c: Include real.h.
2432 (add_to_evolution): Build constant -1 of correct type.
2434 2005-08-03 Jan Hubicka <jh@suse.cz>
2436 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
2437 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
2438 profile updating for complette unrolling.
2439 * loop-unroll.c (peel_loop_completely): Use it.
2440 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
2441 (tree_unroll_loops_completely): Disable code growing unrolling of cold
2444 2005-08-03 Paul Brook <paul@codesourcery.com>
2446 * combine.c (can_change_dest_mode): New function.
2447 (try_combine, simplify_set): Use it.
2449 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
2451 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
2454 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
2456 * doc/install.texi (Specific): Adjust link to openavr.org.
2457 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
2458 (Binaries): Adjust HP-UX Porting Center link.
2459 (Binaries): Adjust Free Software Foundation ordering link.
2461 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
2463 * convert.c (convert_to_integer): Use fold_build1 instead of
2464 build1 when converting an integer to an integer.
2466 2005-08-02 Richard Henderson <rth@redhat.com>
2468 * combine.c (combine_instructions): Don't use reg_equal/equiv
2469 results if the mode doesn't match.
2471 2005-08-02 Mark Mitchell <mark@codesourcery.com>
2473 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
2474 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
2476 2005-08-02 Richard Henderson <rth@redhat.com>
2479 * explow.c (memory_address): Remove special-case for
2480 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
2482 2005-08-02 Diego Novillo <dnovillo@redhat.com>
2485 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
2486 number of calls to cleanup_tree_cfg_1.
2488 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
2490 * doc/invoke.texi: document file extensions .F90 and .F95
2492 2005-08-02 Richard Guenther <rguenther@suse.de>
2494 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
2495 positive if its first argument is positive.
2497 2005-08-02 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/23177
2500 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
2503 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
2505 PR tree-optimization/23129
2506 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
2507 varying for divisions with anti-ranges.
2509 2005-08-02 Jan Hubicka <jh@suse.cz>
2511 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
2512 * tree-ssa-threadupdate.c (thread_block): Add it here.
2514 2005-08-01 James E Wilson <wilson@specifix.com>
2516 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
2517 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
2518 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
2520 * config/mips/predicates.md (const_call_insn_operand): Add check for
2521 SYMBOL_REF_LONG_CALL_P.
2522 * doc/extend.texi (long_call): Document the new attribute.
2524 2005-08-01 Ian Lance Taylor <ian@airs.com>
2525 Richard Henderson <rth@redhat.com>
2527 * Makefile.in (RTL_BASE_H): Add real.h.
2528 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
2530 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
2532 * rtl.c (rtl_check_failed_code_mode): New.
2533 * rtl.h (struct rtx_def): Add u.rv.
2534 (XCMWINT, XCNMPRV): New.
2535 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
2536 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
2538 2005-08-01 Richard Henderson <rth@redhat.com>
2540 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
2541 with auto-inc codes.
2543 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
2545 2005-08-01 Jan Hubicka <jh@suse.cz>
2547 * i386-protos.h (asm_preferred_eh_data_format): Declare.
2548 * i386.c: Include dwarf2.h
2549 (asm_preferred_eh_data_format): New.
2550 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
2552 2005-08-01 Ian Lance Taylor <ian@airs.com>
2554 * config/host-linux.c (linux_gt_pch_get_address): Add new name
2555 randomize_va_space for virtual address randomization control.
2557 2005-08-01 Steven Bosscher <stevenb@suse.de>
2559 * common.opt (flag_ipa_cp): Put in right place to maintain
2562 2005-08-01 Jan Hubicka <jh@suse.cz>
2564 * profile.c (compute_value_histograms): Fix thinko.
2565 * value-prof.c: Include toplev.h
2566 (check_counter): New function.
2567 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2568 tree_mod_subtract_transform): Add sanity check.
2570 2005-08-01 Richard Guenther <rguenther@suse.de>
2572 PR tree-optimization/23133
2573 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
2574 current functions parameter decls to find defs to cse
2577 2005-08-01 Richard Guenther <rguenther@suse.de>
2579 PR tree-optimization/23109
2580 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
2581 If trapping math is in effect, use post-dominator information
2582 to check if we'd in any case reach a trapping point before
2583 doing the reciprocal insertion.
2584 (execute_cse_reciprocals): Compute post-dominators, if necessary.
2585 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
2586 expressions are invariant only if trapping math is not in effect.
2588 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2590 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
2591 cgraph_function_versioning): New declarations.
2592 * cgraphunit.c: Add include to ipa-prop.h.
2593 (update_call_expr, cgraph_copy_node_for_versioning,
2594 cgraph_function_versioning): New functions.
2595 * integrate.c (copy_decl_for_inlining): Remove.
2596 * ipa-prop.h (ipa_replace_map): New struct.
2597 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
2598 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
2599 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
2600 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
2601 ipcp_iterate_stage, ipcp_method_scale_print,
2602 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
2603 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
2604 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
2605 ipcp_update_bb_counts, ipcp_update_profiling,
2606 ipcp_update_edges_counts): New functions.
2607 (ipcp_method_cval_init): Remove restriction regarding local methods.
2608 (ipcp_init_stage): Add ipcp_method_compute_scale.
2609 (ipcp_insert_stage): Add versioning.
2610 (ipcp_structures_print): Add ipcp_method_scale_print.
2611 (ipcp_driver): Dump profiling info.
2612 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
2613 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
2614 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
2615 (struct inline_data): Add versioning_p, ipa_info, new fields.
2616 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
2617 declare_return_variable): Replace calls to copy_decl_for_inlining with
2619 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
2621 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
2622 Add argument VERSIONING.
2623 (copy_arguments_for_versioning, copy_static_chain,
2624 function_versionable_p, tree_versionable_function_p,
2625 tree_function_versioning, replace_ref_tree): New functions.
2626 * tree-inline.h: Include varray.h.
2627 (tree_versionable_function_p, tree_function_versioning,
2628 tree copy_decl_for_dup): New declarations.
2630 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
2632 * ipa-cp.c: New file. Contains IPCP specific functionality.
2633 * ipa-prop.h: New file. Contains structures/definitions that can be
2634 used by several interprocedural data flow optimizations (and also IPCP).
2635 * ipa-prop.c: New file.
2636 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
2637 * common.opt: Add ipa-cp flag.
2638 * timevar.def: Add IPCP optimization.
2639 * tree-optimize.c (init_tree_optimization_passes): Schedule
2641 * tree-pass.h (pass_ipa_cp): Declare.
2643 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
2645 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
2646 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
2647 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
2648 config/i386/i386.c, config/mips/mips.h,
2649 config/rs6000/rs6000.h, config/sh/sh.c,
2650 config/stormy16/stormy16.c: Fix comment typos.
2652 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
2655 * c-typeck.c (build_binary_op): Use common_type wrapper on
2657 (common_type): Update comment.
2659 2005-07-31 Steven Bosscher <stevenb@suse.de>
2662 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
2663 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
2664 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
2666 2005-07-31 Jan Hubicka <jh@suse.cz>
2668 * pretty-print.h (pp_widest_integer): New macro.
2669 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
2672 2005-07-31 Jan Hubicka <jh@suse.cz>
2674 * output.h (enum section_category): Export from varasm.c
2675 (categorize_decl_for_section): Likewise.
2676 * varasm.c (enum section_category): Kill.
2677 (categorize_decl_for_section): Make global.
2678 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
2680 * i386.c (ix86_section_threshold): New static variable.
2681 (ix86_in_large_data_p, ix86_encode_section_info,
2682 x86_64_elf_unique_section,
2683 x86_64_elf_select_section): New functions.
2684 (TARGET_ENCODE_SECTION_INFO): Define
2685 (override_options): Enable medium model for PIC.
2686 (ix86_expand_prologue): Expand gen_set_got_rex64.
2687 (legitimate_constant_p): Handle new UNSPECs.
2688 (legitimate_pic_address_disp_p): Likewise.
2689 (legitimize_pic_address): Lower MEDIUM model addressing.
2690 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
2691 (enum cmodel): Add MEDIUM_PIC.
2692 (SYMBOL_REF_FAR_ADDR_P): New macro.
2693 (SYMBOL_FLAG_FAR_ADDR): New flag.
2694 * i386.md (movdi): Support medium model.
2695 (set_got_rex64): New pattern.
2696 * i386.opt (mlarge-data-threshold): New flag.
2697 * predicates.md (zext_operand/sext_operand): Deal with medium model.
2698 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
2699 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
2700 TARGET_ASM_UNIQUE_SECTION): New.
2702 * invoke.texi (-mlarge_data_threshold): Document
2704 2005-07-31 Jan Hubicka <jh@suse.cz>
2706 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2707 (coalesce_vars): Likewise.
2708 * tree-ssa-live.c (coalesce_cost): New.
2709 (build_tree_conflict_graph): Use coalesce_cost.
2710 * tree-ssa-live.h (coalesce_cost): Declare.
2712 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2714 * arm.md (all peepholes for post-increment operations): Delete.
2715 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2716 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2717 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2718 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2719 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2721 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2723 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2726 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2729 * doc/invoke.texi: Document -rdynamic.
2731 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2734 * c-parser.c (c_parser_parms_list_declarator): Call
2735 mark_forward_parm_decls.
2736 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2737 decls with visibility structure.
2739 2005-07-30 Paul Brook <paul@codesourcery.com>
2741 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2743 2005-07-30 Paul Brook <paul@codesourcery.com>
2745 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2747 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2749 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2751 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2754 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2755 nested function declarators.
2756 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2757 (grokparms): Call warn_if_shadowing for parameters used within the
2759 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2760 not used within the parameter list.
2761 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2763 2005-07-30 Jan Hubicka <jh@suse.cz>
2765 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2766 * i386.c (ix86_fixup_binary_operands): Likewise.
2767 (ix86_expand_unary_operator): Likewise.
2768 (ix86_expand_fp_absneg_operator): Likewise.
2769 * optabs.c (expand_vec_cond_expr): Validate dest.
2771 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2774 * real.c (real_from_string): Also set last bit if there is a
2775 nonzero hex digit beyond GCC's internal precision after ".".
2777 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2779 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2780 define_constants. Change duplicate values to unassigned numbers.
2781 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2782 (*altivec_vspltsf): New.
2783 (altivec_vperm_v4sf): Delete.
2784 (altivec_vperm_<mode>): Use mode macro V.
2785 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2786 (altivec_predicate_v4sf): Delete.
2787 (altivec_predicate_<mode>): Use mode macro V.
2788 (*altivec_lvesfx): New.
2789 (*altivec_stvesfx): New.
2790 (vec_realign_load_v4sf): Delete.
2791 (vec_realign_load_<mode>): Use mode macro V.
2792 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2795 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2798 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2800 * configure: Regenerated.
2802 2005-07-29 Paul Brook <paul@codesourcery.com>
2804 * doc/install.texi: Add link to GFortran binaries wiki page.
2806 2005-07-29 David Ung <davidu@mips.com>
2808 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2809 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2810 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2811 * config/mips/mips.md (cpu): Add 5kf name.
2812 (includes): Includes 5k.md.
2813 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2814 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2817 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2820 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2821 (cleanup_tree_cfg): ... here.
2822 Call cleanup_tree_cfg_1 until there are no more cleanups to
2825 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2827 * tree-vrp.c (compare_range_with_value): Return true or false
2828 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2829 EQ_EXPR respectively.
2831 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2833 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2836 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2838 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2839 (tree_ssa_dominator_optimize): Increment it.
2840 (dump_dominator_optimization_stats): Print it.
2842 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2843 Steven Bosscher <stevenb@suse.de>
2845 PR rtl-optimization/23117
2846 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2847 when head == tail. Tidy comment.
2849 2005-07-28 Richard Henderson <rth@redhat.com>
2851 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2852 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2853 * jump.c (rtx_renumbered_equal_p): Likewise.
2854 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2855 CONST_INT and CONST_DOUBLE.
2856 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2857 * reload.c (operands_match_p): Special case CONST_INT and
2858 CONST_DOUBLE; check mode earlier.
2860 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2863 * c-typeck.c (convert_for_assignment): Do not check
2864 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2866 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2869 * c-typeck.c (composite_type): Prefer constant size arrays to
2872 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2875 * real.c (real_from_string): Set last bit if there is a nonzero
2876 hex digit beyond GCC's internal precision.
2878 2005-07-28 Richard Henderson <rth@redhat.com>
2881 * cfgcleanup.c (try_forward_edges): Watch out for end of
2884 2005-07-28 James E Wilson <wilson@specifixinc.com>
2887 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2889 2005-07-28 Jan Hubicka <jh@suse.cz>
2891 * Makefile.in (rtl-profile.o): Kill all traces of it.
2892 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2893 * coverage.h (rtl_coverage_counter_ref): Kill.
2894 * opts.c (flag_speculative_prefetching_set): Kill.
2895 (flag_loop_optimize_set): New.
2896 (common_handle_option): Disable loop optimizer when profiling;
2897 do not handle speculative prefetching.
2898 * passes.c (init_optimization_passes): Replace pass_profiling combo
2899 by branch_prob pass.
2900 * profile.c (compute_value_histograms): Update for simplified value
2902 (rtl_register_profile_hooks): Kill.
2903 (pass_profiling): Kill.
2904 (rest_of_handle_branch_prob): Do not profile.
2905 * toplev.c (process_options): Remove speculative prefetching.
2906 * toplev.h (flag_tree_based_profiling): Kill.
2907 * tree-profile.c (prepare_instrumented_value,
2908 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2909 tree_gen_one_value_profiler, do_tree_profiling): Update for
2910 simplified datastructures.
2911 * value-prof.c: Add comment that speculative prefetching was dropped;
2912 update rest of file for simplified datastructures.
2913 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2914 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2915 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2916 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2917 rtl_mod_subtract, gen_speculative_prefetch,
2918 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2919 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2920 (gate_handle_value_profile_transformations,
2921 rest_of_handle_value_profile_transformations,
2922 pass_value_profile_transformations): Kill.
2923 * value-prof.h (histogram_value_t): Remove IL based unions.
2924 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2925 rtl_profile_hooks): Remove hooks.
2927 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2929 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2930 (cgraph_clone_node): Likewise.
2931 * cgraph.h (cgraph_clone_edge): Update prototype.
2932 (cgraph_clone_node): Likewise.
2933 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2935 (lookup_recursive_calls): Consider profile.
2936 (cgraph_decide_recursive_inlining): Fix updating; use new
2937 probability argument; use profile.
2938 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2939 * tree-inline.c (copy_bb): Update clal of clone_edge.
2940 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2942 * invoke.texi (min-inline-recursive-probability): Document.
2944 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2946 * doc/install.texi (Configuration): Update Valgrind homepage.
2948 2005-07-28 Richard Henderson <rth@redhat.com>
2951 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2952 labels we want to delete.
2953 (cfg_layout_merge_blocks): Likewise.
2955 2005-07-28 Richard Henderson <rth@redhat.com>
2958 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2959 when expanding to nothing.
2961 2005-07-28 Josh Conner <jconner@apple.com>
2963 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2964 (cgraph_decide_inlining_of_small_functions): Likewise.
2966 2005-07-28 Josh Conner <jconner@apple.com>
2968 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2969 direction of badness if negative.
2970 (cgraph_default_inline_p): Add reason to parameters, and assign it
2972 (cgraph_decide_inlining_of_small_functions): New parameter in call
2973 to cgraph_default_inline_p.
2974 (cgraph_decide_inlining_incrementally): Likewise.
2975 * cgraphunit.c (decide_is_function_needed): Likewise.
2976 * cgraph.h (cgraph_default_inline_p): Likewise.
2978 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2980 * builtins.c: Fix comment typo(s).
2981 * genautomata.c: Likewise.
2982 * gimplify.c: Likewise.
2983 * tree-dfa.c: Likewise.
2984 * tree-flow-inline.h: Likewise.
2985 * tree-into-ssa.c: Likewise.
2986 * tree-ssa-alias.c: Likewise.
2987 * tree-ssa-ccp.c: Likewise.
2988 * tree-ssa-copy.c: Likewise.
2989 * tree-ssa-dce.c: Likewise.
2990 * tree-ssa-dom.c: Likewise.
2991 * tree-ssa-operands.c: Likewise.
2992 * tree-tailcall.c: Likewise.
2993 * tree-vectorizer.c: Likewise.
2994 * tree-vrp.c: Likewise.
2997 2005-07-28 Jeff Law <law@redhat.com>
2999 * tree-vrp.c (test_for_singularity): Extracted from ...
3000 (simplify_cond_using_ranges): Attempt to simplify a relational
3001 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
3003 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
3005 PR tree-optimization/22506
3006 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
3007 phis whose argument is constant.
3009 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
3011 PR rtl-optimization/18992
3012 Back out this patch:
3013 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3014 PR optimization/12142
3015 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
3016 uses of the register in the SET_SRC. Remove unnecessary argument.
3018 Replace it with this:
3019 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
3020 if flag_non_call_exceptions is set and the insn may trap, pass
3021 pc_rtx as dest for recursion.
3022 In SET_SRC part of SET case, if dest is already set, pass it down
3025 2005-07-28 Jan Hubicka <jh@suse.cz>
3027 * cfg.c (update_bb_profile_for_threading): Use RDIV.
3028 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
3029 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
3031 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
3032 profile when available.
3034 2005-07-28 Jan Beulich <jbeulich@novell.com>
3036 * config/ia64/ia64.c (ia64_load_pair_ok): New.
3037 (ia64_print_operand): Describe and handle 'X'.
3038 (ia64_register_move_cost): Also handle FP_REGS.
3039 (ia64_preferred_reload_class): Likewise.
3040 (ia64_secondary_reload_class): Likewise.
3041 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
3042 it. Also check for ITANIUM_CLASS_FLDP.
3043 * config/ia64/ia64.h (FP_REGNO_P): New.
3044 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
3045 (reg_class): Add FP_REGS.
3046 (REG_CLASS_NAMES): Adjust for it.
3047 (REG_CLASS_CONTENTS): Likewise.
3048 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
3049 (REG_CLASS_FROM_LETTER): Handle 'x'.
3050 (CLASS_MAX_NREGS): Handle FP_REGS.
3051 (MEMORY_MOVE_COST): Likewise.
3052 * config/ia64/ia64.md (itanium_class): Add fldp.
3053 (type): Handle fldp.
3054 (movti_internal): More allowable operand combinations. Use ldfp8 when
3055 splitting unnecessary. Remove predicable attribute. Adjust
3056 itanium_class attribute.
3057 (smuldi3_highpart): Remove outdated comment.
3058 (mulditi3, umulditi3, rotlti3): New expanders.
3059 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
3060 (absti2): Disabled new insn for future reference.
3061 Respective new splitters.
3062 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
3063 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
3064 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
3066 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
3068 PR rtl-optimization/23047
3069 * simplify-rtx.c (simplify_const_relational_operation): Respect
3070 flag_wrapv for comparisons with ABS.
3072 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
3074 PR tree-optimization/22493
3075 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
3076 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
3078 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
3080 * config/frv/frv.opt (moptimize-membar): New.
3082 * doc/invoke.texi: Document -moptimize-membar and its inverse.
3084 * config/frv/frv.h: Remove machine_function definition.
3086 * config/frv/frv.c (struct frv_io): New.
3087 (struct machine_function): Moved from frv.h. Add has_membar_p.
3088 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
3089 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
3090 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
3091 (frv_optimize_membar_global, frv_optimize_membar): New functions.
3092 (frv_reorg): Call frv_optimize_membar when appropriate.
3093 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
3094 (frv_expand_builtin): Adjust calls accordingly.
3095 (frv_io_address_cookie): New function.
3096 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
3097 load or store rather than a special insn. Add ccnstant address and
3098 io-type operands to the membar.
3099 (frv_ifcvt_modify_tests): Unsign regno.
3100 (frv_ifcvt_modify_tests): Same.
3102 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
3103 UNSPEC_OPTIONAL_MEMBAR constant.
3104 (builtin_read_<mode>): Delete.
3105 (builtin_write_<mode>): Delete.
3106 ("optional_membar_<mode>"): Add operand.
3108 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
3109 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
3110 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
3111 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
3112 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
3113 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
3114 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
3115 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
3116 * testsuite/gcc.target/frv/all-read-write-1.c: New.
3118 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
3120 * df.c (df_uses_record): Handle SCRATCH.
3122 2005-07-28 Steven Bosscher <stevenb@suse.de>
3125 * passes.c (rest_of_decl_compilation): If decl is a type and
3126 we have encountered errors, don't emit debug information.
3128 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
3130 * params.def: Fixed comment.
3132 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
3135 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
3136 (TARGET_ASM_UNALIGNED_HI_OP): Add.
3137 (TARGET_ASM_UNALIGNED_SI_OP): Add.
3139 2005-07-27 Steven Bosscher <stevenb@suse.de>
3142 * varasm.c (assemble_start_function): Don't do anything that may
3143 require a CFG if the current function is a thunk.
3145 2005-07-25 Geoffrey Keating <geoffk@apple.com>
3147 * doc/install.texi (Prerequisites): Mention that perl is needed
3148 to do export control in libstdc++ targetting Darwin.
3150 2005-07-27 Steven Bosscher <stevenb@suse.de>
3152 PR rtl-optimization/17808
3153 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
3154 (sched_insns_conditions_mutex_p): Split out from...
3155 (add_dependence): ...here. But don't call it from here.
3156 (add_dependence_list): Check sched_insns_conditions_mutex_p
3157 before calling add_dependence.
3158 (add_dependence_list_and_free): Likewise.
3159 (fixup_sched_groups): Likewise.
3160 (sched_analyze_1): Likewise.
3161 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
3162 (sched_analyze): Likewise.
3163 (sched_analyze_insn): Likewise.
3164 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3165 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
3166 dependencies on all COND_EXEC insns to jumps ending basic blocks
3167 when doing intrablock scheduling.
3168 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
3170 2005-07-27 Jeff Law <law@redhat.com>
3172 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
3173 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
3174 equivalency sets, correctly handle the case were vr0 has an
3175 equivalency set, but vr1 does not.
3177 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
3179 PR tree-optimization/23073
3180 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
3181 vect_print_dump_info before fprintf.
3183 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3185 PR tree-optimize/22348
3186 * tree-ssa-loop-niter.c (number_of_iterations_cond):
3187 Fold the partial computation.
3189 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3191 PR tree-optimization/22325
3192 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
3194 * tree-scalar-evolution.c (scev_const_prop): Add generic final
3196 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
3197 (force_var_cost): ... this function.
3198 (compute_phi_arg_on_exit): Export.
3200 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3202 PR tree-optimization/20773
3203 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
3206 2005-07-27 Richard Guenther <rguenther@suse.de>
3208 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
3209 Avoid pushing again if current struct contains only
3210 fields we decomposed.
3212 2005-07-27 Jan Hubicka <jh@suse.cz>
3214 PR tree-optimization/22574
3215 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
3218 * tree-tailcall.c (decrease_profile): New function.
3219 (eliminate_tail_call): Use it.
3221 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
3222 visibility flags correctly in whole program mode.
3224 2005-07-26 Steve Ellcey <sje@cup.hp.com>
3226 PR rtl-optimization/22472
3227 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
3229 2005-07-26 Steven Bosscher <stevenb@suse.de>
3231 PR tree-optimization/22504
3232 * tree-complex.c (expand_complex_addition): Use 'code' instead
3233 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
3235 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3237 * config.gcc (cpu_type): Add frv case.
3238 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
3239 (supported_defaults): Add fr550 case.
3241 2005-07-26 Diego Novillo <dnovillo@redhat.com>
3244 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
3245 whether a pointer of type T * may point to objects of type T *.
3247 2005-07-26 DJ Delorie <dj@redhat.com>
3249 * configure: Regenerate.
3251 2005-07-26 Dale Johannesen <dalej@apple.com>
3253 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
3255 2005-07-26 Mark Mitchell <mark@codesourcery.com>
3257 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
3258 Clarify use of "build" in name.
3260 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
3262 * doc/extend.texi (Raw read/write Functions): New section.
3263 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
3264 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
3265 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
3266 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
3267 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
3268 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
3269 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
3270 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
3271 * config/frv/frv.c: Add bdesc_loads global.
3272 Add bdesc_stores global.
3273 (frv_init_builtins): Add support for __builtin_{read/write}*.
3274 (frv_volatile_memref): New.
3275 (frv_expand_load_builtin): New.
3276 (frv_expand_store_builtin): New.
3277 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
3278 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
3279 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
3280 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
3281 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
3282 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
3283 (builtin_read_<mode>): New.
3284 (builtin_write_<mode>): New.
3285 (builtin_write64): New.
3286 (optional_membar_<mode>): New.
3288 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
3290 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
3291 (rather than units) against HOST_BITS_PER_WIDE_INT.
3293 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
3295 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
3296 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
3297 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
3298 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
3301 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
3302 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
3303 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
3305 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
3307 2005-07-26 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/22486
3310 * fold-const.c (fold_unary): Fold away useless component
3311 references of the form (T *)&T.x, if the address
3314 2005-07-25 James E Wilson <wilson@specifixinc.com>
3316 * dwarf2out.c (add_call_src_coords_attributes): New.
3317 (gen_inlined_subroutine_die): Call it.
3318 (maybe_emit_file, init_file_table): Add comments.
3319 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
3321 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
3322 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
3323 * tree.h (BLOCK_SOURCE_LOCATION): New.
3324 (struct tree_block): New field locus.
3326 2005-07-26 Andreas Schwab <schwab@suse.de>
3328 PR rtl-optimization/23043
3329 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
3330 when allocating a struct unoccr.
3332 2005-07-25 Richard Henderson <rth@redhat.com>
3335 * tree-complex.c (gate_no_optimization): True if errors.
3336 * Makefile.in (tree-complex.o): Update dependencies.
3338 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
3340 * config/frv/predicates.md (integer_register_operand): Use
3343 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3346 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
3348 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
3350 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
3352 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
3353 types when flag_unsafe_math_optimizations is true.
3355 2005-07-25 Mark Mitchell <mark@codesourcery.com>
3357 * gcc.c (option_map): Add --sysroot.
3358 (process_command): Handle --sysroot.
3359 (display_help): Document it.
3360 * doc/cppopts.tex (-isysroot): Document.
3361 * doc/invoke.texi (--sysroot): Document.
3362 * doc/install.texi (--with-build-sysroot): Document.
3364 * Makefile.in (inhibit_libc): New variable.
3365 (INHIBIT_LIBC_CFLAGS): Likewise.
3366 (LIBGCC2_CFLAGS): Include
3367 $(INHIBIT_LIBC_CFLAGS).
3368 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
3369 ($(T)crtbegin.o): Do not use @inhibit_libc@.
3370 ($(T)crtend.o): Likewise.
3371 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
3372 ($(T)crtendS.o): Likewise.
3373 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
3374 ($(T)crtendT.o): Likewise.
3375 (stmp-fixinc): Do not complain about missing headers if
3377 * configure.ac (inhibit_libc): Set it to true/false.
3378 (--with-build-sysroot): New option. Use it to set
3380 * configure: Regenerated.
3382 2005-07-25 Manfred Hollstein <mh@suse.com>
3384 * calls.c (store_one_arg): Fix unsigned comparison warning.
3386 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3389 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
3390 (ggc_print_statistics): Initialize variable before use.
3392 2005-07-25 Richard Guenther <rguenther@suse.de>
3394 * tree-dfa.c (mark_new_vars_to_rename): Protect against
3395 calling with a PHI_NODE argument.
3397 * tree-flow-inline.h (overlap_subvar): Protect against
3400 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
3402 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
3403 * configure: Regenerate.
3405 2005-07-25 Ira Rosen <irar@il.ibm.com>
3407 * expr.c (highest_pow2_factor): Make extern.
3408 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
3409 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3410 record_array_differ_p, array_ptr_differ_p): Likewise.
3411 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
3412 additional cases. Call the above functions.
3413 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
3414 base_object_differ_p when there are two base objects. Otherwise, compare
3415 base address and offset. Call may_alias_p.
3416 (dump_data_reference): Use a correct field name.
3417 (analyze_array): Make static. Initialize new data-ref fields.
3418 (analyze_indirect_ref): New function.
3419 (init_data_ref): Initialize new data-ref fields.
3420 (strip_conversion): Moved from tree-vect-analyze.c.
3421 (analyze_offset_expr, get_ptr_offset, address_analysis,
3422 object_analysis): Likewise.
3423 (analyze_offset): New function.
3424 (create_data_ref): Likewise.
3425 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
3426 dimensions for ARRAY_REFs only.
3427 (build_classic_dist_vector): Make static.
3428 (access_functions_are_affine_or_constant_p): Call macro to get the
3429 address of access functions.
3430 (compute_all_dependences): Add new parameter
3431 compute_self_and_read_read_dependences. Compute self and read-read
3432 dependences if it is true.
3433 (find_data_references_in_loop): Call create_data_ref. Initialize new
3435 (compute_data_dependences_for_loop): Add new parameter
3436 compute_self_and_read_read_dependences. Remove parameter nb_loops,
3437 compute nb_loops. Call compute_all_dependences,
3438 build_classic_dist_vector and build_classic_dir_vector with correct
3440 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
3441 with correct parameters. Compare dimensions for ARRAY_REFs only.
3442 (free_data_refs): Call macro to free access functions.
3443 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
3444 fields from stmt_vinfo.
3445 (struct base_object_info): New structure.
3446 (struct data_reference): Move fields to base_object_info. Add fields
3447 first_location and object_info for above structures. Move fields from
3448 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
3449 aligned_to. Add macros to access the new fields.
3450 Update functions declarations.
3451 * tree-flow.h (is_aliased_with): Declare.
3452 * tree-loop-linear.c (linear_transform_loops): Call
3453 compute_data_dependences_for_loop with correct parameters.
3454 * tree-ssa-alias.c (is_aliased_with): New function.
3455 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
3456 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
3457 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
3458 vect_base_addr_differ_p, compute_subscript_distance and
3459 build_classic_dist_vector. Add printings. Check absolute value of
3461 (vect_analyze_data_ref_dependences): Go through ddrs instead of
3463 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
3464 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
3465 to bytes. Add printing.
3466 (vect_compute_data_refs_alignment): Go through loads and stores in one
3468 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
3469 vect_analyze_data_ref_access): Likewise.
3470 (vect_analyze_pointer_ref_access): Remove.
3471 (vect_address_analysis, vect_object_analysis): Likewise.
3472 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
3473 and analyze data-refs in the loop.
3474 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
3475 fields of data-ref instead of stmt. Add init to the offset from the
3477 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
3478 (vect_update_init_of_dr): Likewise.
3479 (vect_update_inits_of_drs): Go through loads and stores in one loop.
3480 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
3482 (new_loop_vec_info): Initialize new fields.
3483 (destroy_loop_vec_info): Free new fields.
3484 (vect_strip_conversion): Remove.
3485 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
3486 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
3487 datarefs. Add new field ddrs.
3488 Add macros for the new fields access.
3489 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
3490 base_aligned_p, misalignment, memtag, ptr_info and subvars.
3491 Remove their macros.
3492 * tree.h (highest_pow2_factor): Declare.
3494 2005-07-25 Jakub Jelinek <jakub@redhat.com>
3496 * calls.c (store_one_arg): Check for sibling call MEM arguments
3497 from already clobbered incoming argument area.
3499 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3501 * c-common.c (check_missing_format_attribute): New.
3502 * c-common.h (check_missing_format_attribute): Likewise.
3503 * c-typeck.c (convert_for_assignment): Use it.
3505 2005-07-24 Andreas Schwab <schwab@suse.de>
3507 * config/m68k/m68k.md ("extendqidi2"): When source is an address
3508 register use a word move. Correct operand of ext.w in 68000 code.
3510 2005-07-23 Mark Mitchell <mark@codesourcery.com>
3512 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
3513 variables as declarations, rather than definitions.
3515 2005-07-24 Ira Rosen <irar@il.ibm.com>
3517 PR tree-optimization/22526
3518 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
3521 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3523 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
3524 that C99 reserve for future use. Use it to define clog10,
3525 clog10f and clog10l.
3527 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
3530 * configure.ac: Check for -Wmissing-format-attribute.
3532 * configure: Regenerate.
3534 2005-07-23 Richard Henderson <rth@redhat.com>
3536 PR tree-optimization/22623
3537 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
3539 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
3542 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
3544 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3546 * Makefile.in (C_TREE_H): Update dependencies.
3547 * c-tree.h: Include toplev.h.
3548 * diagnostic.h (diagnostic_set_info): Add format attribute.
3549 * rtl-error.c (diagnostic_for_asm): Likewise.
3551 2005-07-23 Chao-ying Fu <fu@mips.com>
3553 * config/mips/mips-dsp.md: New file.
3554 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
3555 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
3557 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
3558 MIPS_BUILTIN_BPOSGE32.
3559 (mips_expand_builtin_direct): Add one parameter to indicate that
3560 builtin functions need to return a value.
3561 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
3563 (mips_regno_to_class): Add classes for 12 new DSP registers.
3564 (mips_subword): Change to check four HI registers.
3565 (mips_output_move): Output move to and from 6 new DSP accumulators.
3566 (override_options): Make sure -mdsp and -mips16 are not used together.
3567 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
3569 (mips_conditional_register_usage): Disable 6 new DSP accumulators
3571 (print_operand): Add 'q' for printing DSP accumulators.
3572 (mips_cannot_change_mode_class): Check ACC_REGS.
3573 (mips_secondary_reload_class): Check ACC_REGS.
3574 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
3575 (mips_register_move_cost): Check ACC_REGS.
3576 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
3577 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
3578 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
3579 (dsp_bdesc): New array.
3580 (bdesc_arrays): Add DSP builtin function table.
3581 (mips_prepare_builtin_arg): Check predicate again after
3583 (mips_expand_builtin): Add one more parameter to
3584 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
3585 MIPS_BUILTIN_BPOSGE32.
3586 (mips_init_builtins): Initialize new function types.
3587 (mips_expand_builtin_direct): Check if builtin functions need to
3588 return a value and pass operands properly.
3589 (mips_expand_builtin_bposge): New function.
3590 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
3591 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
3592 (FIRST_PSEUDO_REGISTER): Increase to 188.
3593 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3594 Update for 12 new DSP registers.
3595 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
3596 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
3597 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
3598 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
3599 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
3600 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
3601 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
3602 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
3603 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
3604 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
3605 (REGISTER_NAMES): Add names for 12 new DSP registers.
3606 * config/mips/mips.md: Include mips-dsp.md.
3607 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
3608 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
3609 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
3610 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
3611 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
3612 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
3613 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
3614 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
3615 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
3616 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
3617 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
3618 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
3619 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
3620 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
3621 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
3622 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
3623 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
3624 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
3625 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
3626 (UNSPEC_RDDSP): New constants.
3627 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
3628 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
3630 * config/mips/mips.opt (-mdsp): New option.
3631 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
3632 (reg_imm10_operand): New predicates.
3633 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
3634 * doc/invoke.texi (-mdsp): Document new option.
3636 2005-07-22 DJ Delorie <dj@redhat.com>
3638 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
3640 * tree-inline.c (inlinable_function_p): Likewise.
3642 2005-07-22 Mark Mitchell <mark@codesourcery.com>
3645 * toplev.c (check_global_declarations): Do not mark undefined
3646 variables as DECL_IGNORED_P.
3647 * varasm.c (first_global_object_name): GTY it.
3648 (weak_global_object_name): Likewise.
3649 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
3650 a string to go into {weak,first}_global_object_name.
3652 2005-07-22 DJ Delorie <dj@redhat.com>
3654 * c-format.c (check_function_format): Change warning control
3655 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
3657 2005-07-22 Diego Novillo <dnovillo@redhat.com>
3659 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
3660 &PTR->FLD a dereference of PTR.
3661 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
3662 a potential dereference of PTR.
3664 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
3666 PR rtl-optimization/20370
3667 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
3668 call allocate_reg_info if necessary.
3670 PR rtl-optimization/21848
3671 * calls.c (emit_library_call_value_1): For const functions, add
3672 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
3674 PR rtl-optimization/22445
3675 * cselib.c (target.h): Include.
3676 (rtx_equal_for_cselib_p): Allow commutative matches.
3677 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
3678 Remove MODE parameter. Changed all callers.
3680 PR rtl-optimization/22258
3681 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
3683 (try_combine): Use likely_spilled_retval_p.
3685 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
3687 * config.gcc: Add crx-elf support.
3689 * doc/contrib.texi: Mention crx.
3690 * doc/extend.texi: Document crx extensions.
3691 * doc/install.texi: Document crx install.
3692 * doc/invoke.texi: Document crx options.
3693 * doc/md.texi: Document crx constraints.
3695 * config/crx/crx-protos.h: New file.
3696 * config/crx/crx.c: New file.
3697 * config/crx/crx.h: New file.
3698 * config/crx/crx.md: New file.
3699 * config/crx/crx.opt: New file.
3700 * config/crx/t-crx: New file.
3702 2005-07-22 Manfred Hollstein <mh@suse.com>
3704 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3706 (int_add_graph_edge): Likewise.
3707 (collapse_nodes): Likewise.
3708 (process_unification_queue): Likewise.
3710 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3711 Laurent GUERBY <laurent@guerby.net>
3713 PR tree-optimization/22336
3714 * function.c (record_block_change): Check for
3715 cfun->ib_boundaries_block.
3717 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3719 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3720 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3722 2005-07-21 DJ Delorie <dj@redhat.com>
3724 * toplev.c (warn_deprecated_use): Add warning control to warning
3726 * c-typeck.c (parser_build_binary_op): Likewise.
3727 (c_finish_if_stmt): Likewise.
3728 * c-common.c (check_function_sentinel): Likewise.
3729 (check_nonnull_arg): Likewise.
3731 2005-07-21 Richard Henderson <rth@redhat.com>
3734 * tree-complex.c (complex_ssa_name_components): New.
3735 (cvc_lookup): Allow entry not found.
3736 (create_components): Remove.
3737 (create_one_component_var, get_component_var): New.
3738 (get_component_ssa_name, set_component_ssa_name): New.
3739 (extract_component): Use get_component_ssa_name.
3740 (update_complex_components): Use set_component_ssa_name.
3741 (update_complex_components_on_edge): Likewise.
3742 (update_phi_components): Create new PHI nodes directly, instead
3743 of adding insns to edges.
3744 (tree_lower_complex): Allocate and free complex_variable_components
3745 and complex_ssa_name_components here.
3747 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3749 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3750 revert to returning false.
3752 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3755 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3757 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3760 * config/i386/i386.md (cmpxf): Change operand constraints
3761 to "nonmemory_operand".
3763 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3765 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3767 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3770 * fold-const.c (fold_build1): Add checksum for the operands.
3771 (fold_build2): Likewise.
3772 (fold_build3): Likewise.
3774 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3777 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3779 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3781 * common.opt (-fforward-propagate): Committed by mistake,
3784 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3786 * reg-stack.c: Fix comment typo(s).
3787 * tree-ssa-operands.c: Likewise.
3788 * tree-vectorizer: Likewise.
3790 2005-07-21 Nick Clifton <nickc@redhat.com>
3792 * config/sh/symbian.c: Replace C++ style line comments with C
3793 style line comments.
3794 (symbian_add_attribute): Do not use a ? operator on the LHS of
3796 (sh_symbian_handle_dll_attribute): Change the type of the
3797 method vector to "VEC(tree,gc)*" and use vector accessor
3798 macros to walk over the elements.
3799 (symbian_export_vtable_and_rtti_p): Likewise.
3800 (symbian_class_needs_attribute_p): Likewise.
3802 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3805 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3806 initialize targetm.resolve_overloaded_builtin here.
3807 (altivec_expand_overloaded_builtin): Make it non-static.
3808 * config/rs6000/rs6000-protos.h
3809 (altivec_expand_overloaded_builtin): New prototype.
3810 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3811 targetm.resolve_overloaded_builtin here.
3812 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3814 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3815 Zdenek Dvorak <dvorakz@suse.cz>
3817 PR tree-optimization/19210
3818 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3820 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3821 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3822 rely on unproven assumptions.
3823 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3824 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3825 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3826 to number_of_iterations_exit.
3827 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3828 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3829 * tree-ssa-loop-niter.c (find_loop_niter,
3830 estimate_numbers_of_iterations_loop): Likewise.
3831 (number_of_iterations_exit): Honor the new options.
3832 * doc/invoke.texi (Wunsafe-loop-optimizations,
3833 funsafe-loop-optimizations): Document them.
3835 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3837 PR rtl-optimization/22167
3838 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3840 2005-07-20 Adam Nemet <anemet@lnxw.com>
3842 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3843 __do_global_dtors_aux longcall.
3845 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3847 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3848 (old_special_pred_table): Don't reference
3849 SPECIAL_MODE_PREDICATES.
3850 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3851 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3852 * config/sh/predicates.h: Don't mention
3853 SPECIAL_MODE_PREDICATES.
3854 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3857 2005-07-20 DJ Delorie <dj@redhat.com>
3859 * config.gcc: Add m32c-elf support.
3861 * doc/contrib.texi: Mention m32c.
3862 * doc/extend.texi: Document m32c extensions.
3863 * doc/install.texi: Mention m32c.
3864 * doc/invoke.texi: Document m32c options.
3865 * doc/md.texi: Document m32c constraints.
3867 * config/m32c/addsub.md: New file.
3868 * config/m32c/bitops.md: New file.
3869 * config/m32c/cond.md: New file.
3870 * config/m32c/jump.md: New file.
3871 * config/m32c/m32c-lib1.S: New file.
3872 * config/m32c/m32c-lib2.c: New file.
3873 * config/m32c/m32c-modes.def: New file.
3874 * config/m32c/m32c-pragma.c: New file.
3875 * config/m32c/m32c-protos.h: New file.
3876 * config/m32c/m32c.abi: New file.
3877 * config/m32c/m32c.c: New file.
3878 * config/m32c/m32c.h: New file.
3879 * config/m32c/m32c.md: New file.
3880 * config/m32c/m32c.opt: New file.
3881 * config/m32c/minmax.md: New file.
3882 * config/m32c/mov.md: New file.
3883 * config/m32c/muldiv.md: New file.
3884 * config/m32c/predicates.md: New file.
3885 * config/m32c/prologue.md: New file.
3886 * config/m32c/shift.md: New file.
3887 * config/m32c/t-m32c: New file.
3889 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3891 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3892 (stack_protect_set, stack_protect_test): New expanders.
3893 (stack_protect_set_si, stack_protect_set_si_media,
3894 stack_protect_set_di_media, stack_protect_test_si,
3895 stack_protect_test_si_media, stack_protect_test_di_media):
3898 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3900 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3902 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3904 * tree.h (tree_expr_nonzero_p): Export.
3905 * fold-const.c (tree_expr_nonzero_p): Likewise.
3906 Return true for CALL_EXPRs that are alloca calls.
3907 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3909 * tree-flow.h (expr_computes_nonzero): Remove.
3910 * tree-vrp.c (expr_computes_nonzero): Remove.
3911 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3912 (extract_range_from_unary_expr): Likewise.
3913 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3914 tree_expr_nonzero_p.
3916 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3918 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3919 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3920 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3921 All callers changed.
3922 (frame_related_constant_load): New arg "related" which controls
3923 setting of RTX_FRAME_RELATED_P. All callers changed.
3924 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3925 (bfin_expand_prologue): Add stack limit checking.
3926 * config/bfin/bfin.md (trapifcc): New pattern.
3928 * config/bfin/bfin.c: Include "langhooks.h".
3929 (def_builtin): Go through lang_hooks to call builtin_function.
3931 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3932 * config/bfin/predicates.md (symbol_ref_operand): New.
3933 (call_insn_operand): Delete. All callers changed to use
3934 register_no_elim_operand.
3935 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3937 (function_arg): Use it to generate the call's operand 2.
3938 (bfin_longcall_p): New function.
3939 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3940 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3941 determine if the address needs to be in a REG.
3942 (bfin_handle_longcall_attribute): New function.
3943 (bfin_attribute_table): Add "longcall" and "shortcall".
3944 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3945 (CUMULATIVE_ARGS): New member call_cookie.
3946 (PREDICATE_CODES): Add symbol_ref_operand.
3947 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3948 extra USE to the pattern.
3949 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3950 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3951 sibcall_value_insn; now the new patterns handle direct calls and the
3952 old ones indirect calls.
3953 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3955 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3957 * doc/trouble.texi: Update section on handling of empty loops.
3959 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3961 * config.gcc: Remove support for sparc-*-openbsd*,
3962 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3964 * config.host: Remove support for i860-*-sysv4* as a host.
3965 * config/i860/*, config/ip2k/*, config/ns32k/*,
3966 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3967 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3968 mention obsolete ports.
3970 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3974 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3975 of frame_pointer_rtx.
3976 (sh_expand_epilogue): Likewise.
3977 (sh_set_return_address): Likewise.
3978 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3979 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3980 offsets from FRAME_POINTER_REGNUM.
3981 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3982 (sh_register_names): Add initializer for sfp.
3983 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3984 (VALID_REGISTER_P): Likewise.
3985 (FIRST_PSEUDO_REGISTER): Update.
3986 (DWARF_FRAME_REGISTERS): Define.
3987 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3988 (HARD_FRAME_POINTER_REGNUM): Define.
3989 (FRAME_POINTER_REGNUM): Redefine.
3990 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3991 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3992 from FRAME_POINTER_REGNUM.
3993 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3994 FRAME_POINTER_REGNUM.
3995 (REG_CLASS_CONTENTS): Add sfp.
3996 (REG_ALLOC_ORDER): Likewise.
3997 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3998 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3999 of frame_pointer_rtx.
4000 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4002 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
4004 * fold-const.c (tree_expr_nonnegative_p): Only return true for
4005 ABS_EXPR when flag_wrapv is false because of INT_MIN.
4006 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
4008 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
4011 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
4013 Make CONSTRUCTOR use VEC to store initializers.
4014 * c-common.c (complete_array_type): Update to cope with VEC in
4016 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
4017 (pp_c_constructor_elts): New function.
4018 * c-pretty-print.h (pp_c_constructor_elts): Declare.
4019 * c-typeck.c (build_function_call, build_c_cast, digest_init,
4020 struct constructor_stack, struct initializer_stack,
4021 constructor_elements, push_init_level, pop_init_level,
4022 add_pending_init, find_init_member, output_init_element): Update to
4023 cope with VEC in CONSTRUCTOR_ELTS.
4024 * coverage.c (build_fn_info_value, build_ctr_info_value,
4025 build_gcov_info): Likewise.
4026 * expr.c (categorize_ctor_elements_1, store_constructor,
4027 expand_expr_real_1): Likewise.
4028 * fold-const.c (fold_ternary): Likewise.
4029 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
4030 gimplify_init_constructor, gimplify_expr): Likewise.
4031 * tree-dump.c (dequeue_and_dump): Likewise.
4032 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
4034 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
4036 * tree-sra.c (generate_element_init_1): Likewise.
4037 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4038 * tree-ssa-operands.c (get_expr_operands): Likewise.
4039 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
4040 * tree-vect-transform.c (vect_get_vec_def_for_operand):
4041 (get_initial_def_for_reduction): Likewise.
4042 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
4043 value handle in annotations.
4044 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
4045 tree_node_structure): Add support for constr_kind.
4046 (build_vector_from_ctor, build_constructor_single,
4047 build_constructor_from_list): New functions.
4048 (build_constructor): Update to take a VEC instead of a TREE_LIST.
4049 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
4050 Update to cope with VEC in CONSTRUCTOR_ELTS.
4051 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
4052 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
4053 CONSTRUCTOR_APPEND_ELT): New macros.
4054 (struct constructor_elt, struct tree_constructor): New data types.
4055 (union tree_node): Add tree_constructor field.
4056 * treestruct.def: Define TS_CONSTRUCTOR.
4057 * varasm.c (const_hash_1, compare_constant, copy_constant,
4058 compute_reloc_for_constant, output_addressed_constants,
4059 initializer_constant_valid_p, output_constant,
4060 array_size_for_constructor, output_constructor): Update to cope with
4061 VEC in CONSTRUCTOR_ELTS.
4062 * vec.h (VEC_empty, VEC_copy): New macros.
4064 2005-07-19 Devang Patel <dpatel@apple.com>
4066 * dbxout.c (dbxout_type): Check Objective-C++ lang.
4068 2005-07-19 Richard Henderson <rth@redhat.com>
4071 * gimplify.c (gimplify_expr): Use main variant type for the temp
4072 destination for a discarded volatile read.
4073 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
4074 casts between non-void types that change volatility.
4076 2005-07-15 DJ Delorie <dj@redhat.com>
4078 * toplev.h: Add comment about the first parameter for warning().
4079 * errors.h: Likewise.
4081 * c.opt (Wpragmas): New.
4082 * doc/invoke.texi: Document it.
4084 * function.c (do_warn_unused_parameter): Add warning control to
4086 * c-decl.c (warn_if_shadowing): Likewise.
4087 * c-lex.c (cb_def_pragma): Likewise.
4088 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
4089 (pop_alignment): Likewise.
4090 (handle_pragma_pack): Likewise.
4091 (apply_pragma_weak): Likewise.
4092 (handle_pragma_weak): Likewise.
4093 (handle_pragma_redefine_extname): Likewise.
4094 (add_to_renaming_pragma_list): Likewise.
4095 (handle_pragma_extern_prefix): Likewise.
4096 (maybe_apply_renaming_pragma): Likewise.
4097 (handle_pragma_visibility): Likewise.
4099 * config/c4x/c4x-c.c (BAD): Likewise.
4100 (c4x_parse_pragma): Likewise.
4101 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
4102 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
4103 (rs6000_pragma_longcall): Likewise.
4104 * config/v850/v850-c.c (pop_data_area): Likewise.
4105 (ghs_pragma_section): Likewise.
4106 (ghs_pragma_section): Likewise.
4107 (ghs_pragma_interrupt): Likewise.
4108 (ghs_pragma_starttda): Likewise.
4109 (ghs_pragma_startsda): Likewise.
4110 (ghs_pragma_startzda): Likewise.
4111 (ghs_pragma_endtda): Likewise.
4112 (ghs_pragma_endsda): Likewise.
4113 (ghs_pragma_endzda): Likewise.
4115 2005-07-19 Danny Berlin <dberlin@dberlin.org>
4116 Kenneth Zadeck <zadeck@naturalbridge.com>
4118 * Makefile.in: Removed tree-promote-statics.c
4119 * tree-promote-statics.c: Removed.
4120 * common.opt: Removed flag-promote-statics.
4122 * passes.c: Removed tree-promote-statics pass.
4123 * tree-pass.h: Ditto.
4124 * timevar.def: Removed TV_PROMOTE_STATICS.
4127 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
4129 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
4131 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
4133 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4136 * c-common.c (check_function_arguments): Call
4137 'check_function_format' if either -Wformat or
4138 -Wmissing-format-attribute are specified.
4139 * c-format.c (check_function_format): Check -Wformat before
4140 calling 'check_format_info'.
4141 * c-opts.c (c_common_post_options): Don't warn for
4142 -Wmissing-format-attribute without -Wformat.
4143 * c-typeck.c (convert_for_assignment): Detect additional cases for
4144 -Wmissing-format-attribute.
4145 * doc/invoke.texi (-Wmissing-format-attribute): Document new
4148 2005-07-19 Richard Guenther <rguenther@suse.de>
4150 * config/i386/i386.md (lrint<mode>2): Use temporary
4151 instead of clobbering non-existent memory.
4153 2005-07-19 Nick Clifton <nickc@redhat.com>
4155 * config/avr/avr.c (legitimate_address_p): Fix debugging print
4156 statement to avoid displaying ASCII control characters.
4158 2005-07-19 Ben Elliston <bje@au.ibm.com>
4160 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
4161 * cfganal.c (find_edge_index): Ditto.
4162 * combine.c (combine_instructions): Ditto.
4163 * ddg.c (create_scc): Ditto.
4164 (find_successors): Ditto.
4165 (find_predecessors): Ditto.
4166 (find_nodes_on_paths): Ditto.
4167 (longest_simple_path): Ditto.
4168 * flow.c (update_life_info): Ditto.
4169 (count_or_remove_death_notes): Ditto.
4170 (clear_log_links): Ditto.
4171 * modulo-sched.c (generate_reg_moves): Ditto.
4172 (find_max_asap): Ditto.
4173 (find_max_hv_min_mob): Ditto.
4174 (find_max_dv_min_mob): Ditto.
4175 * sbitmap.c (sbitmap_first_set_bit): Ditto.
4176 * sched-rgn.c (extract_edgelst): Ditto.
4177 * tree-into-ssa.c (prepare_names_to_update): Ditto.
4178 (dump_update_ssa): Ditto.
4179 (ssa_names_to_replace) Ditto.
4180 (switch_virtuals_to_full_rewrite): Ditto.
4181 (update_ssa): Ditto.
4182 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4184 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
4186 Fix PR tree-optimization/22483
4188 * tree-complex.c (create_components): Use
4189 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
4190 * tree-flow-inline.h (fill_referenced_var_vec): New function.
4191 * tree-flow.h (safe_referenced_var_iterator): New structure.
4192 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
4193 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
4194 safe_referenced_var iterator.
4195 (add_type_alias): Ditto.
4197 2005-07-19 Steven Bosscher <stevenb@suse.de>
4199 * loop-init.c (rest_of_handle_loop2): Remove.
4200 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
4201 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
4202 (pass_rtl_loop_init, pass_rtl_loop_done,
4203 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
4204 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
4205 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
4206 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
4207 pass_tree_loop_done, and pass_tree_unswitch.
4208 (gate_loop): Rename to gate_tree_loop.
4209 * passes.c (init_optimization_passes): Update for renamed tree
4210 loop passes. Add the new loop2 passes as subpasses of loop2.
4211 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
4212 Update for the renamed tree loop passes.
4214 2005-07-18 Ian Lance Taylor <ian@airs.com>
4217 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
4218 blocks when optimizing.
4220 2005-07-18 Steve Ellcey <sje@cup.hp.com>
4222 * common.opt (frename-registers): Initialize to 2.
4224 (fgcse-after-reload): Ditto.
4225 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
4226 (process_options): Only change flag_web, flag_rename_registers,
4227 and flag_rerun_cse_after_loop if not explicitly set by user.
4229 2005-07-18 Jan Beulich <jbeulich@novell.com>
4231 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
4232 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
4233 in 64-bit mode the same as DImode in 32-bit mode.
4234 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
4235 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
4236 mode. Add new mode parameter.
4237 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
4238 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
4239 x86_64_shift_adj): New expanders.
4240 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
4241 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
4243 Respective new splitters. Use renamed shift splitter helpers in 32-bit
4244 DImode shift splitters.
4245 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
4246 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
4249 2005-07-18 Jan Beulich <jbeulich@novell.com>
4251 * i386.md (movdi_extzv_1): New.
4252 (zero_extendhidi2): Combine alternatives and never force use of
4254 (zero_extendqidi2): Likewise. Don't restrict input selection.
4256 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4258 Fix PR tree-optimization/22531
4259 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
4262 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4264 * tree-promote-statics.c (pass_promote_statics): Change dump file
4267 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
4269 * tree-optimize.c (init_tree_optimization_passes): Add
4270 pass_eliminate_useless_stores pass.
4271 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
4272 * tree-ssa-pre.c (is_copy_stmt): New function.
4273 (follow_copies_till_vuse): Ditto.
4274 (do_eustores): Ditto.
4275 (gate_eustores): Ditto.
4277 2005-07-16 Richard Henderson <rth@redhat.com>
4279 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
4281 2005-07-16 Danny Berlin <dberlin@dberlin.org>
4282 Kenneth Zadeck <zadeck@naturalbridge.com>
4284 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
4285 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
4286 ipa-type-escape.h, tree-promote-statics.c
4287 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
4288 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
4289 tree-promote-statics.c: new files.
4290 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
4291 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
4292 int nonlocal_set_p, mark_constant_function): Deleted.
4293 (rest_of_handle_cfg): Removed call to mark_constant_function.
4294 (nonoverlapping_component_refs_p): Added calls to support
4295 type based aliasing.
4296 * tree-ssa-alias.c (may_alias_p,
4297 compute_flow_insensitive_aliasing): Ditto.
4298 * calls.c (flags_from_decl_or_type): Removed reference to
4300 * c-typeck.c (convert_arguments): Make builtins tolerant of having
4301 too many arguments. This is necessary for Spec 2000.
4302 * cgraph.h (const_function, pure_function): Removed.
4303 * common.opt: Added "fipa-pure-const", "fipa-reference",
4304 "fipa-type-escape", and "ftree-promote-static".
4306 * passes.c: Added ipa and tree-promote-statics passes.
4307 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
4308 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
4309 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
4310 * tree-flow.h: Added exposed sra calls and addition of
4311 reference_vars_info field for FUNCTION_DECLS.
4312 * tree-pass.h: Added passes.
4313 * tree-sra.c: (sra_init_cache): New function.
4314 (sra_insert_before, sra_insert_after) Made public.
4315 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
4317 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
4318 aliasing. (may_alias_p): Added code to use type escape analysis to
4320 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
4321 code to prune clobbers of static variables based on information
4322 produced in ipa-reference pass. Changed call clobbering so that
4323 statics are not marked as clobbered if the call does not clobber
4326 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
4328 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
4331 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
4333 * doc/install.texi (*-*-solaris2*): Document recommended version
4334 of GNU binutils and mention GNU linker problem on Solaris 10.
4336 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
4339 * c-decl.c (c_build_bitfield_integer_type): New function.
4340 (finish_struct): Call it.
4341 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
4343 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4345 * c-typeck.c (digest_init): Call 'convert_for_assignment'
4348 2005-07-16 Jan Hubicka <jh@suse.cz>
4350 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
4351 (scale_bbs_frequencies_int): Watch roundoff errors.
4352 * predict.c (return_prediction): Initialize return_stmt.
4354 2005-07-16 Jan Hubicka <jh@suse.cz>
4356 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
4357 after RTL profiling.
4359 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
4362 * fold-const.c (build_range_check): Convert high/low to etype
4363 if we are only comparing against exp.
4365 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR tree-optimization/22376
4368 * tree-ssa-structalias.c (build_constraint_graph): We really meant
4370 (need_to_solve): New function.
4371 (compute_points_to_sets): Use it.
4373 2005-07-15 Jan Hubicka <jh@suse.cz>
4375 * cfg.c (update_bb_profile_for_threading): More diagnostic.
4376 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
4378 2005-07-15 Richard Guenther <rguenther@suse.de>
4380 * c-common.c (handle_flatten_attribute): New function.
4381 Add flatten function attribute.
4382 * doc/extend.texi: Document flatten function attribute.
4383 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
4384 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
4386 (cgraph_decide_inlining): Handle functions with flatten
4389 2005-07-14 David Edelsohn <edelsohn@gnu.org>
4391 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
4392 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
4393 UNSPEC_XCHG, UNSPEC_AND): New.
4394 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
4395 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
4396 * config/rs6000/sync.md (FETCHOP): New code macro.
4397 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
4399 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
4400 (sync_compare_and_swap<mode>): Same.
4401 (sync_lock_test_and_set<mode>): Same.
4402 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
4403 for QImode and HImode, and not PPC405.
4404 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
4405 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
4406 (sync_<fetchop>{si,di}_internal): New.
4407 (sync_nand{si,di}_internal): New.
4408 (sync_old_<fetchop>{si,di}_internal): New.
4409 (sync_old_nand{si,di}_internal): New
4410 (sync_new_<fetchop>{si,di}_internal): New.
4411 (sync_new_nand{si,di}_internal): New.
4412 (atomic_and{si,di}): New.
4413 (sync_new_nand{si,di}_internal): New.
4414 (atomic_and{si,di}): New.
4415 (sync_add<mode>_internal): Delete.
4416 (sync_addshort_internal): Use unspec instead of unspec_volatile.
4417 (sync_sub<mode>_internal): Delte.
4418 (sync_subshort_internal): New.
4419 (sync_andsi_internal): Use unspec instead of unspec_volatile.
4420 (sync_anddi_internal): Delete.
4421 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
4422 (sync_booldi_internal): Delete.
4423 (sync_boolc<mode>_internal): Delete.
4424 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
4425 (sync_boolc<mode>_internal2): Delete.
4426 (sync_boolcc<mode>_internal): Delete.
4427 (isync, lwsync): Use unspec instead of unspec_volatile.
4428 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
4429 Revert UNSPEC_VOLATILE.
4430 (rs6000_split_atomic_op): New.
4431 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
4433 2005-07-14 Eric Christopher <echristo@redhat.com>
4435 * config/mips/mips.c (mips_canonicalize_comparison): Cast
4436 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
4438 2005-07-14 Eric Christopher <echristo@redhat.com>
4440 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
4442 2005-07-14 Steven Bosscher <stevenb@suse.de>
4444 PR tree-optimization/22230
4445 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
4446 the computation of the four cross productions for "range op range".
4448 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
4449 Ulrich Weigand <uweigand@de.ibm.com>
4452 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
4455 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
4457 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
4459 2005-07-14 Steve Ellcey <sje@cup.hp.com>
4461 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
4463 2005-07-14 Richard Guenther <rguenther@suse.de>
4466 * config/i386/i386-protos.h (ix86_function_value): Change
4467 prototype to match new target hook.
4468 * config/i386/i386.c (ix86_value_regno): Change prototype
4469 to take extra type argument.
4470 (TARGET_FUNCTION_VALUE): Define.
4471 (ix86_function_ok_for_sibcall): Pass extra argument to
4472 ix86_value_regno, check return slot rtx for exact match.
4473 (ix86_function_value): Take extra parameter. Dispatch to
4474 ix86_value_regno with fndecl/fntype as provided.
4475 (ix86_value_regno): Handle extra type argument.
4476 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
4478 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
4479 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
4480 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
4481 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
4482 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
4484 2005-07-14 Richard Guenther <rguenther@suse.de>
4486 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
4487 * calls.c (expand_call): Pass fntype to hard_function_value.
4488 (emit_library_call_value_1): Likewise.
4489 * explow.c: Include target.h.
4490 (hard_function_value): Take extra argument, the fntype.
4491 Use new target hook for function_value.
4492 * expr.h (hard_function_value): Change prototype.
4493 * function.c (aggregate_value_p): Pass 0 as fntype to
4494 hard_function_value.
4495 (assign_parms): Use new target hook for function_value.
4496 Pass 0 as fntype to hard_function_value.
4497 (expand_function_end): Likewise.
4498 * reg-stack.c: Include target.h.
4499 (stack_result): Use new target hook for function_value.
4500 * target-def.h: New target hook function_value.
4501 * target.h: Likewise.
4502 * targhooks.c (default_function_value): New function.
4503 * targhooks.h (default_function_value): Declare.
4505 2005-07-13 Ian Lance Taylor <ian@airs.com>
4507 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
4509 2005-07-14 Jan Hubicka <jh@suse.cz>
4511 * tree-dfa.c (dump_variable): Use default_def function.
4512 * tree-ssa-alias.c (dump_points_to_info): Likewise.
4513 * tree-ssa.c (verify_use): Likewise.
4514 * tree-ssanames.c (release_ssa_name): Likewise.
4515 * tree-tailcall.c (eliminate_tail_call): Likewise.
4516 (tree_optimize_tail_calls_1): Likewise.
4517 * tree-vrp.c (get_value_range): Likewise.
4519 2005-07-14 Ben Elliston <bje@au.ibm.com>
4521 * gcc.c (main): Compare language[0] with '*' when iterating over
4524 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4526 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
4527 "s390_emit_compare". Add handling of CCZ1mode.
4528 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
4529 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
4531 (s390_branch_condition_mask): Add CCZ1mode handling.
4532 * config/s390/s390.md: ("seq", "*seq"): New pattern.
4533 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
4534 Use CCZ1mode instead of CCZmode.
4535 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
4537 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
4539 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
4541 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
4543 2005-07-13 Eric Christopher <echristo@redhat.com>
4545 * config/mips/mips.c (mips_canonicalize_comparison): New.
4546 (mips_emit_int_relational): Use.
4548 2005-07-13 Eric Christopher <echristo@redhat.com>
4550 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4552 * config/s390/s390.md: Include tpf.md. Move tpf specific
4554 * config/s390/tpf.md: To here.
4555 * config/s390/s390.opt: Move tpf specific options...
4556 * config/s390/tpf.opt: to here. Add mmain option.
4557 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4558 * config/s390/tpf.h: Rewrite.
4560 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4562 * doc/tm.texi: Remove @xref{Cross-profiling}.
4564 2005-07-13 Jeff Law <law@redhat.com>
4566 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
4567 expressions, test their _DECL operands for pointer equality rather
4568 than using operand_equal_p.
4570 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
4573 (TARGET_POSIX_IO): This.
4574 * config/darwin.h: Likewise.
4575 * config/freebsd.h: Likewise.
4576 * config/linux.h: Likewise.
4577 * config/lynx.h: Likewise.
4578 * config/netbsd.h: Likewise.
4579 * config/rs6000/linux64.h: Likewise.
4580 * config/rs6000/linux.h: Likewise.
4581 * config/s390/tpf.h: Likewise.
4582 * config/sh/embed-elf.h: Likewise.
4583 * config/sparc/linux64.h: Likewise.
4584 * config/sparc/linux.h: Likewise.
4585 * config/svr4.h: Likewise.
4586 * gcov-io.h: Likewise.
4588 * doc/tm.texi: Updated.
4590 * libgcov.c (create_file_directory): Defined only if
4591 TARGET_POSIX_IO is defined.
4592 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
4595 2005-07-13 Jan Hubicka <jh@suse.cz>
4597 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
4599 2005-07-13 David Edelsohn <edelsohn@gnu.org>
4601 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
4602 structure as argument.
4604 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
4606 PR tree-optimization/21921
4607 * tree-iterator.c (tsi_link_before): Support the case when
4608 tsi_end_p (tsi) == true.
4610 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4612 PR tree-optimization/22442
4613 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
4616 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4618 PR rtl-optimization/20376
4619 * toplev.c (process_options): Enable -fweb and -frename-registers when
4621 * doc/invoke.texi: Update the information about when -fweb and
4622 -frename-registers are enabled.
4624 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4627 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
4628 if *rhs_p is not a SSA_NAME.
4630 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
4632 Fix PR tree-optimization/22422
4633 * tree-ssa-structalias.c (struct variable_info): Add flag for
4635 (get_varinfo): Now a static function.
4636 (new_varinfo): init has_union and is_special_var to false.
4637 (solution_set_add): Check has_union.
4638 (do_da_constraint): Move temporary variable so it gets reset
4640 Also check for special variable.
4641 (do_ds_constraint): Ditto.
4642 (do_sd_constraint): Ditto.
4643 (do_structure_copy): Check for special variable.
4644 (find_func_aliases): Ditto.
4645 (init_base_vars): Set special vars properly.
4647 2005-07-13 Jan Hubicka <jh@suse.cz>
4649 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
4652 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
4653 (get_expr_operands): Fix thinko wrt flags and subvars.
4655 PR tree-optimize/22379
4656 * tree-inline.c (expand_call_inline): Do not output sorry in early
4659 2005-07-12 Dale Johannesen <dalej@apple.com>
4661 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
4663 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4666 * host-linux.h: Include limits.h.
4668 2005-07-12 Dale Johannesen <dalej@apple.com>
4670 * expr.c (compress_float_constant): Add cost check.
4671 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
4673 2005-07-12 Dale Johannesen <dalej@apple.com>
4675 * gcc.target/i386/compress-float-sse.c: New.
4676 * gcc.target/i386/compress-float-sse-pic.c: New.
4677 * gcc.target/i386/compress-float-387.c: New.
4678 * gcc.target/i386/compress-float-387-pic.c: New.
4679 * gcc.dg/compress-float-ppc.c: New.
4680 * gcc.dg/compress-float-ppc-pic.c: New.
4682 2005-07-12 Eric Christopher <echristo@redhat.com>
4684 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
4686 * config/s390/s390.md: Include tpf.md. Move tpf specific
4688 * config/s390/tpf.md: To here.
4689 * config/s390/s390.opt: Move tpf specific options...
4690 * config/s390/tpf.opt: to here. Add mmain option.
4691 * config/s390/tpf-unwind.h: Remove unnecessary defines.
4692 * config/s390/tpf.h: Rewrite.
4694 2005-07-12 Eric Christopher <echristo@redhat.com>
4696 * gcc.c (struct infile): Update comment for language.
4697 (main): Rewrite input file resetting code.
4699 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4702 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4703 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4704 (lookup_avail_expr): Use constant_boolean_node instead
4705 of boolean_false_node/boolean_true_node.
4707 2005-07-12 Ben Elliston <bje@au.ibm.com>
4709 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4710 and use it when printing num_edges.
4712 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4714 * doc/extend.texi (Blackfin Built-in Functions): New section.
4715 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4718 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4720 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4721 s/cmpstrsi/cmpstrnsi
4722 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4724 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4725 (init_optabs): Initialize cmpstrn_optab.
4726 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4727 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4728 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4729 * config/i386/i386.md: s/cmpstr/cmpstrn
4730 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4731 * doc/md.texi: Update documentation.
4733 2005-07-11 Richard Henderson <rth@redhat.com>
4735 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4736 build_va_arg_indirect_ref.
4737 (alpha_gimplify_va_arg): Likewise.
4738 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4739 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4740 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4741 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4742 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4743 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4745 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4747 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4749 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4750 * passes.c (init_optimization_passes): Add pass_empty_loop.
4751 * tree-pass.h (pass_empty_loop): Declare.
4752 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4753 try_remove_empty_loop, remove_empty_loops): New functions.
4754 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4755 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4757 2005-07-12 Peter Barada <peter@the-baradas.com>
4761 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4762 in address registers.
4763 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4764 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4765 alternative of addsi3_5200.
4767 2005-07-11 Ian Lance Taylor <ian@airs.com>
4769 * config/mips/mips.md (ffs<mode>2): Remove.
4771 2005-07-11 Ian Lance Taylor <ian@airs.com>
4773 * doc/tree-ssa.texi (Cleanups): Improve description of
4775 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4777 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4779 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4780 * tree.h (DECL_ARGUMENT_FLD): New macro.
4782 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4784 Fix PR tree-optimization/22404
4786 * tree-ssa-structalias.c (create_variable_info_for): Use
4789 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4791 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4792 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4793 for second comparison operand.
4794 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4796 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4797 (define_insn_reservation "alu"): Likewise.
4798 (csync, ssync): Now of type sync.
4799 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4800 -mcsync-anomaly -mspecld-anomaly.
4801 * config/bfin/bfin.opt (mcsync): Remove.
4802 (mcsync-anomaly, mspecld-anomaly): Add.
4803 * config/bfin/bfin.c: Include "insn-codes.h".
4804 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4805 (TARGET_DEFAULT_TARGET_FLAGS): New.
4806 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4808 2005-07-11 Steven Bosscher <stevenb@suse.de>
4810 * basic-block.h: Give the BB flags enum a name, bb_flags.
4811 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4812 * cfgcleanup.c (enum bb_flags): Remove here.
4813 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4814 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4815 (update_forwarder_flag): Likewise.
4816 (thread_jump): Likewise.
4817 (try_forward_edges): Likewise.
4818 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4819 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4820 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4822 2005-07-11 Richard Guenther <rguenther@suse.de>
4824 * config/i386/i386.opt: New target option -msseregparm.
4825 * config/i386/i386.c (override_options): Error out for
4826 -msseregparm but no SSE support.
4827 (ix86_function_sseregparm): Check for global sseregparm.
4828 * doc/invoke.texi: Document -msseregparm.
4830 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4832 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4833 (m32rle-*-linux*): Ditto.
4835 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4837 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4838 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4841 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4845 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4846 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4848 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4850 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4851 (varmap): Heapify varmap.
4852 (constraints): Heapify constraints.
4853 (struct constraint_graph): Heapify succs and preds.
4854 (constraint_vec_find): Update for heapification.
4855 (constraint_set_union): Ditto.
4856 (insert_into_complex): Ditto.
4857 (constraint_edge_vec_find): Ditto.
4858 (erase_graph_self_edge): Ditto.
4859 (add_graph_edge): Ditto.
4860 (get_graph_weights): Ditto.
4861 (merge_graph_nodes): Ditto.
4862 (build_constraint_graph): Ditto.
4863 (topo_visit): Ditto.
4864 (solve_graph): Ditto.
4865 (create_variable_info_for): Ditto.
4866 (init_base_vars): Ditto.
4867 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4868 (condese_varmap_nodes): Free complex vector.
4869 (clear_edges_for_node): Clear succs and preds vector.
4871 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4873 * tree-ssa-structalias.c (update_alias_info): Change counting of
4874 references to not include vdefs.
4876 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4878 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4881 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4883 * pa.c (pa_commutative_p): Make PLUS commutative when
4884 TARGET_NO_SPACE_REGS is true.
4886 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4888 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4889 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4890 * tree-dfa.c (dump_subvars_for): New.
4891 (debug_subvars_for): New.
4892 (dump_variable): Show subvariables if VAR has them.
4893 * tree-flow-inline.h (get_subvar_at): New.
4894 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4895 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4897 (struct subvar): Change fields offset and size to unsigned
4899 (dump_subvars_for): Declare.
4900 (debug_subvars_for): Declare.
4901 (get_subvar_at): Declare.
4902 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4903 to unsigned HOST_WIDE_INT *.
4904 (overlap_subvar): Likewise.
4905 * tree-gimple.c (is_gimple_reg): Always return false for
4906 SFTs and memory tags.
4907 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4909 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4910 (compute_may_aliases): Call compute_points_to_sets.
4911 (collect_points_to_info_for): Remove.
4912 (compute_points_to_and_addr_escape): Remove.
4913 (delete_alias_info): Call delete_points_to_sets.
4914 (compute_flow_sensitive_aliasing): If the call to
4915 find_what_p_points_to returns false, call set_pt_anything.
4916 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4917 (set_pt_anything): Clear pi->pt_vars.
4918 (set_pt_malloc): Remove.
4919 (merge_pointed_to_info): Remove.
4920 (add_pointed_to_expr): Remove.
4921 (add_pointed_to_var): Remove.
4922 (collect_points_to_info_r): Remove.
4923 (is_escape_site): Make extern.
4925 (create_overlap_variables_for): Call it.
4926 * tree-ssa-copy.c (merge_alias_info): Never merge
4927 flow-sensitive alias information.
4928 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4929 offset and size to be unsigned HOST_WIDE_INT.
4930 (add_to_addressable_set): Rename from note_addressable.
4931 Set TREE_ADDRESSABLE as the variables are added to the set.
4933 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4934 operands into VUSEs when adding V_MAY_DEFs for members in an
4936 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4937 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4938 (struct variable_info): Add bitfield is_heap_var.
4939 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4940 (new_var_info): Initialize is_heap_var.
4941 (get_constraint_for): Add HEAP variables to the symbol table.
4942 Mark them with is_heap_var.
4943 (update_alias_info): New. Taken mostly from the old
4944 compute_points_to_and_addr_escape.
4945 (handle_ptr_arith): New.
4946 (find_func_aliases): Call update_alias_info.
4947 Call handle_ptr_info for tcc_binary expressions.
4948 Call mark_stmt_modified.
4949 (create_variable_info_for): If DECL has subvars, do not create
4950 variables for its subvars. Always add all the fields.
4951 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4952 SFTs, then add all the SFTs of the structure.
4953 If VI->DECL is an aggregate with subvariables, add the SFT at
4955 (find_what_p_points_to): If VI is an artificial variable,
4956 translate to bitfields in SSA_NAME_PTR_INFO.
4957 If the solution is empty, set pi->pt_vars to NULL
4958 (init_base_vars): Create ANYOFFSET.
4959 (compute_points_to_sets): Rename from create_alias_vars.
4961 (pass_build_pta): Remove.
4962 (delete_points_to_sets): Rename from delete_alias_vars.
4963 (pass_del_pta): Remove.
4964 * tree-ssa-structalias.h (struct alias_info): Move from
4966 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4967 NUM_REFERENCES_SET): Likewise.
4968 (compute_points_to_sets, delete_points_to_sets): Declare.
4970 2005-07-09 Richard Henderson <rth@redhat.com>
4972 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4973 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4974 alpha_split_lock_test_and_set_12): New functions.
4975 * config/alpha/alpha-protos.h: Update.
4976 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4977 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4978 * config/alpha/sync.md (I12MODE): New.
4979 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4980 (sync_<fetchop_name><I48MODE>): Likewise.
4981 (sync_nand<I48MODE>): Likewise.
4982 (sync_old_<fetchop_name><I48MODE>): Likewise.
4983 (sync_new_<fetchop_name><I48MODE>): Likewise.
4984 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4985 (sync_compare_and_swap<I48MODE>): Likewise.
4986 (sync_lock_test_and_set<I48MODE>): Likewise.
4987 (sync_compare_and_swap<I12MODE>): New.
4988 (sync_compare_and_swap<I12MODE>_1): New.
4989 (sync_lock_test_and_set<I12MODE>): New.
4990 (sync_lock_test_and_set<I12MODE>_1): New.
4992 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4996 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4998 2005-07-09 Jakub Jelinek <jakub@redhat.com>
5000 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
5001 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
5003 2005-07-09 Richard SAndiford <richard@codesourcery.com>
5006 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5008 2005-07-08 David Edelsohn <edelsohn@gnu.org>
5010 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
5011 memory_operand constraint.
5012 (store_conditional_<mode>): Same.
5013 (sync_compare_and_swap<mode>): Same.
5014 (sync_lock_test_and_set<mode>): Same.
5016 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
5018 Rewrite PIC support to more closely model actual instructions.
5019 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
5020 (cris_symbol): Remove prototypes for removed functions.
5021 (cris_pic_symbol_type_of, cris_valid_pic_const)
5022 (cris_expand_pic_call_address): Prototypes for new functions.
5023 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
5025 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
5027 <case ':'>: Add case for new punctuation character.
5028 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
5029 emitting (extra) PIC modifier.
5030 <case UNSPEC>: Do not assert for PLT.
5031 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
5032 (cris_expand_prologue, cris_expand_epilogue): Check
5033 for pic_offset_table_rtx usage instead of taking
5034 current_function_uses_pic_offset_table as the final word.
5035 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
5036 Remove flag_pic difference.
5037 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
5038 the moral equivalents of...
5039 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
5041 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
5042 (cris_handle_option): Mark ARG as unused.
5043 (cris_expand_pic_call_address): New worker function for "call",
5045 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
5046 output PIC constructs here.
5047 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
5048 as symbol-specific modifers, not whole or part of operands.
5049 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
5050 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
5051 constants and flag_pic.
5052 (CONSTANT_INDEX_P): Adjust for new functions.
5053 (enum cris_pic_symbol_type): New helper type.
5054 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
5055 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
5056 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
5058 ("movsi"): Emit actual instructions for GOT and relative access.
5059 ("*movsi_got_load"): New pattern to set up the register holding
5061 ("*movsi_internal"): Operand 1 is not a plain general_operand.
5062 Adjust FIXME for 'S'.
5063 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
5064 Use "movs" for -fpic cases.
5065 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
5066 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
5067 ("call", "call_value"): Just call cris_expand_pic_call_address for
5069 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
5070 Remove special pattern.
5071 ("*expanded_call_side", "*expanded_call_value_side"): New
5073 (gotplt-to-plt, gotplt-to-plt-side-call)
5074 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
5076 * config/cris/cris/predicates.md
5077 ("cris_general_operand_or_gotless_symbol"): Remove unused
5079 ("cris_general_operand_or_symbol"): Adjust for new functions.
5081 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5083 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
5085 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
5087 * Makefile.in (TREE_H): Add treestruct.def.
5088 (c-decl.o): Add pointer-set.h
5089 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
5090 visibility on regular DECL's.
5091 (merge_decls): Fix the copying of decl nodes of various types for
5092 the new structures. Don't update RTL, section name, weak status,
5093 etc, on DECL's without RTL.
5094 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
5095 Don't check volatile on non-variable types.
5096 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
5097 to check whether we have seen arguments.
5098 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
5099 flag is checked before field (flag is common, field is not).
5100 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
5101 TS_DECL_COMMON could have an origin.
5102 (add_location_or_const_value_attribute): Don't check section name
5103 on non-var/function decls.
5104 (dwarf2out_var_location): Reverse order of tests.
5105 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
5106 with DECL_WRTL_CHECK.
5107 * expmed.c (make_tree): rtl is now in decl_with_rtl.
5108 * fold-const.c (fold_binary): Don't check weakness on
5109 non-var/function decls.
5110 (tree_expr_nonzero_p): Ditto.
5111 (fold_checksum_tree): Use tree_decl_extra as sizeof
5113 * ggc-page.c (extra_order_size_table): Add sizes for
5114 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
5116 * gimplify.c (gimplify_bind_expr): Only set
5117 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
5118 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
5120 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
5121 * langhooks.h (init_ts). New langhook.
5122 * passes.c (rest_of_decl_compilation): Reverse order of tests.
5123 * print-tree.c (print_node): Update to only print fields that
5124 exist in the structures the passed decl has.
5125 * toplev.c (wrapup_global_declarations): Don't reset
5126 DECL_DEFER_OUTPUT on DECL's that don't contain it.
5127 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
5128 * tree-inline.c (remap_decl): Ditto.
5129 * tree-outof-ssa.c (create_temp): Reverse order of tests.
5130 * tree-pretty-print.c (print_declaration): Don't print
5131 DECL_REGISTER on things that don't contain it.
5132 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
5133 non-var/function decls.
5134 * tree.c (tree_contains_struct): New structure.
5135 (init_priority_for_decl): New hashtable.
5136 (tree_int_map): New structure.
5137 (tree_int_map_eq): New function.
5138 (tree_int_map_marked_p): Ditto.
5139 (tree_int_map_hash): Ditto.
5140 (tree_map): Move to tree.h.
5141 (tree_map_eq): Externalize.
5142 (tree_map_hash): Ditto.
5143 (tree_map_marked_p): Ditto.
5144 (init_ttree): Set up tree_contains_struct and call langhook.
5145 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
5146 (tree_code_size): Update for new structures.
5147 (tree_node_structure): Update for new structures.
5148 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
5150 (copy_node_stat): Copy init priority.
5151 (build_decl_stat): Ditto for visibility.
5152 (ts_enum_names): New.
5153 (tree_contains_struct_check_failed): New function.
5154 (decl_init_priority_lookup): Ditto.
5155 (decl_init_priority_insert): Ditto.
5156 * treestruct.def: New file.
5157 * tree.h (CODE_CONTAINS_STRUCT): New macro.
5158 (CONTAINS_STRUCT_CHECK): Ditto.
5159 (tree_contains_struct_check_failed): New prototype.
5160 (DECL_CHECK): Removed.
5161 (DECL_MINIMAL_CHECK): New.
5162 (DECL_COMMON_CHECK): Ditto.
5163 (DECL_WRTL_CHECK): Ditto.
5164 (DECL_NON_COMMON_CHECK): Ditto.
5165 (DECL_WITH_VIS_CHECK): Ditto.
5166 (VAR_OR_FUNCTION_DECL_P): Ditto
5167 (struct tree_decl_minimal): New structure.
5168 (struct tree_decl_common): Ditto.
5169 (struct tree_decl_with_rtl): Ditto.
5170 (struct tree_decl_with_vis): Ditto.
5171 (struct tree_decl_non_common): Ditto.
5172 (struct tree_field_decl): Ditto.
5173 (struct tree_parm_decl): Ditto.
5174 (struct tree_var_decl): Ditto.
5175 (struct tree_function_decl): Ditto.
5176 (struct tree_const_decl): Ditto.
5177 (struct tree_result_decl): Ditto.
5178 (union tree_node): Add new structures.
5179 * var-tracking.c (track_expr_p): Reverse order of tests.
5181 * doc/c-tree.texi: Add documentation on DECL node internal structure.
5183 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5185 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
5186 * system.h: Poison FINALIZE_PIC.
5187 * doc/tm.texi (FINALIZE_PIC): Remove.
5189 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5192 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
5193 to the correct type if we have a MODIFY_EXPR.
5195 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
5197 PR tree-optimization/22360
5198 * tree.c (upper_bound_in_type): Fix calculations for casting
5199 to a non-wider signed type and casting a signed value to a
5200 wider unsigned type.
5201 (lower_bound_in_type): Fix calculations for casting to a
5202 non-wider signed type.
5204 PR tree-optimization/20139
5205 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
5207 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
5208 fold_cond_expr_cond.
5209 * tree-ssanames.c (release_defs): Assert in_ssa_p.
5210 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
5212 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
5215 * tree-complex.c (expand_complex_libcall): Produce
5216 REALPART_EXPR/IMAGPART_EXPR with the correct type.
5218 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5220 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
5221 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
5222 b" assert and inserted fastpath code for this case.
5223 (bitmap_ior): Removed "a != b" assert.
5225 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5227 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
5228 (ENDFILE_SPEC): Likewise.
5229 * config/m32r/m32r.h (ASM_SPEC): Likewise.
5231 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
5232 a large stack frame at epilogue.
5234 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
5236 * final.c: Include sdbout.h when required.
5238 2005-07-07 Geoffrey Keating <geoffk@apple.com>
5240 * config.gcc (*-*-darwin*): Only one target-specific header file
5242 (powerpc-*-darwin*): Add version-specific header files.
5243 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
5244 * config.in: Regenerate.
5245 * configure: Regenerate.
5246 * gcc.c: Include xregex.h.
5247 (version_compare_spec_function): New.
5248 (spec_function): Add version-compare.
5249 (replace_outfile_spec_function): Reformat comment.
5250 (compare_version_strings): New.
5251 * config/darwin-c.c (version_as_macro): New.
5252 (builtin_define): New.
5253 (darwin_cpp_builtins): New.
5254 * config/darwin-protos.h (darwin_cpp_builtins): New.
5255 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
5256 (LIB_SPEC): Make unconditional, update comment.
5257 (TARGET_C99_FUNCTIONS): Define.
5258 * config/darwin.opt: Sort.
5259 (mmacosx-version-min=): New.
5260 * config/darwin7.h: Delete.
5261 * config/darwin8.h: Delete.
5262 * config/i386/darwin.h (): Call darwin_cpp_builtins.
5263 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
5264 (TARGET_C99_FUNCTIONS): Define.
5265 * config/rs6000/darwin7.h: New.
5266 * config/rs6000/darwin8.h: New.
5267 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
5268 (-mmacosx-version-min): Document.
5270 2005-07-07 Ian Lance Taylor <ian@airs.com>
5272 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
5274 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
5277 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
5279 2005-07-07 Khem Raj <kraj@mvista.com>
5281 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
5282 in bytes, not words.
5284 2005-07-07 Paul Brook <paul@codesourcery.com>
5286 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
5287 DEFAULT_FUNCTION_ARG_PADDING to upward.
5289 2005-07-07 Richard Henderson <rth@redhat.com>
5291 * function.c (locate_and_pad_parm): Record parameter alignment in
5292 stack_alignment_needed.
5294 2005-07-07 David Edelsohn <edelsohn@gnu.org>
5296 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
5297 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
5298 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
5299 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
5300 (define_attr "type"): Add isync, sync, load_l, store_c.
5301 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
5302 Create scratch volatile MEM.
5303 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
5305 (load_locked_<mode>): New.
5306 (store_conditional_<mode>): New.
5307 (sync_compare_and_swap<mode>): Replace with splitter.
5308 (sync_lock_test_and_set<mode>): Replace with splitter.
5309 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
5311 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
5312 is ics. Attribute isync.
5313 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
5315 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
5316 and UNSPECV_SYNC_OP.
5317 (emit_unlikely_jump): New.
5318 (emit_load_locked): New.
5319 (emit_store_conditional): New.
5320 (rs6000_split_compare_and_swap): New.
5321 (rs6000_split_lock_test_and_set): New.
5322 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
5323 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
5324 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
5325 rs6000_split_lock_test_and_set): Declare.
5326 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
5327 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
5328 store_c, isync, sync.
5330 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
5332 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
5333 filenames to gtyp-gen.h.
5334 (s-typ-gen): Use it in place of for loops.
5336 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
5338 * hooks.c (hook_bool_rtx_int_false): New function.
5339 * hooks.h (hook_bool_rtx_int_false): Declare.
5340 * target-def.h (TARGET_COMMUTATIVE_P): Define.
5341 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
5342 * target.h (struct gcc_target): Add commutative_p member.
5343 * targhooks.c (hook_bool_rtx_commutative_p): New function.
5344 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
5345 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
5346 (pa_commutative_p): New function.
5347 * jump.c (target.h): Include.
5348 (rtx_renumbered_equal_p): Use targetm.commutative_p.
5349 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
5351 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5353 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
5354 (s390_expand_setmem): New.
5355 * config/s390/s390.c: Likewise.
5356 (print_shift_count_operand): Truncate to 12 bits instead of 6.
5358 * config/s390/s390.md: ("setmem<mode>"): Accept character as
5359 general_operand. Call new function "s390_expand_setmem".
5360 ("clrmem_long", "*clrmem_long"): Rewrite to ...
5361 ("setmem_long", "*setmem_long"): ... this.
5363 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5365 * config/s390/s390.c: (optimization_options): Enable
5366 TARGET_MVCLE at -Os.
5367 * doc/invoke.texi: Document changes in default behaviour.
5368 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
5370 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
5372 * expr.c: (set_storage_via_setmem): Convert opchar to mode
5373 defined by back-end.
5375 2005-07-07 Jakub Jelinek <jakub@redhat.com>
5377 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
5378 all sets in the pattern.
5379 * config/rs6000/rs6000.md (stack_protect_testsi,
5380 stack_protect_testdi): Likewise.
5382 2005-07-06 Jeff Law <law@redhat.com>
5384 * tree-vrp.c (simplify_using_ranges): Kill.
5385 (vrp_finalize): Remove call to simplify_using_ranges.
5386 (simplify_stmt_using_ranges): New function extracted from
5387 simplify_using_ranges.
5388 (simplify_div_or_mod_using_ranges): Likewise.
5389 (simplify_abs_using_ranges): Likewise.
5390 (simplify_cond_using_ranges): New function.
5391 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
5392 * tree-ssa-propagate.c (substitute_and_fold): Call
5393 simplify_stmt_using_ranges if we have range information.
5395 2005-07-06 James E. Wilson <wilson@specifixinc.com>
5397 * config/ia64/ia64.c (ia64_reorg): Check optimize before
5398 ia64_flag_schedule_isns2.
5400 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
5401 reading/writing general registers.
5402 (ia64_function_arg): Revert 2005-06-18 change.
5404 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5406 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
5407 (legitimize_tls_address): Use gcc_unreachable instead of abort.
5409 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
5411 * function.c (expand_function_end): Revert part of 2005-06-27
5412 patch. Do sjlj_emit_function_exit_after after return_label.
5414 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5416 * doc/install.texi (--disable-libssp): New.
5418 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
5420 * doc/invoke.texi: Update -fforce-mem documentation.
5421 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
5422 code for -fforce-mem.
5423 * expmed.c: (store_bit_field,store_fixed_bit_field,
5424 extract_bit_field): Ditto.
5425 * expr.c: (convert_move): Ditto.
5426 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
5427 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
5428 emit_conditional_add,expand_float,expand_fix): Ditto.
5429 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
5430 (common_handle_option): Issue warning when -fforce-mem specified.
5432 2005-07-06 Paul Brook <paul@codesourcery.com>
5434 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
5436 * configure: Regenerate.
5438 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
5440 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
5442 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
5444 Fix PR tree-optimization/22319
5445 Fix PR tree-optimization/22140
5446 Fix PR tree-optimization/22310
5448 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
5449 variable sized types.
5450 Use correct type for intermediate structure on *a = *b structure
5453 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5455 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
5457 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
5458 (machine_function): Move typedef to...
5459 * config/rs6000/rs6000.c (machine_function): ... here. Add
5460 varargs_save_offset field.
5461 (rs6000_stack_t): Remove varargs_size field.
5462 (setup_incoming_varargs): Allocate varargs save area using
5463 assign_stack_local, try to make it as small as possible.
5464 Save offset from virtual_stack_vars_rtx to the save area
5465 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
5466 instead of magic 8 when fp word byte size is used.
5467 (rs6000_va_start): Use cfun->machine->varargs_save_offset
5468 instead of -RS6000_VARARGS_SIZE.
5469 (rs6000_stack_info, debug_stack_info,
5470 rs6000_initial_elimination_offset): Remove all traces of
5472 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
5473 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
5474 RS6000_VARARGS_AREA.
5476 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
5478 PR tree-optimization/21963
5479 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
5480 constant_multiple_of in the same way get_computation_cost_at does.
5482 2005-07-06 Jakub Jelinek <jakub@redhat.com>
5484 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
5485 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
5486 (gen_compare_reg): If sparc_compare_emitted is set, clear it
5487 and return its previous value.
5488 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
5489 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
5491 (stack_protect_set, stack_protect_test): New expanders.
5492 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
5493 stack_protect_testdi): New insns.
5494 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5495 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
5497 2005-07-06 Jeff Law <law@redhat.com>
5499 * tree-ssa-dce.c (cfg_altered): New global.
5500 (tree_dce_init): Initialize cfg_altered.
5501 (remove_dead_stmt): If we remove an edge in the CFG, then set
5503 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
5506 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
5508 * Makefile.in (stamp-collect-ld): Use
5509 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
5510 ./collect-ld if it already exists.
5511 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
5512 Don't remove ./nm if it already exists.
5514 2005-07-05 Devang Patel <dpatel@apple.com>
5516 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
5517 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
5518 * tree-vectorizer.c (vect_loop_location): New.
5519 (vect_print_dump_info): Use vect_loop_location.
5520 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
5521 (vectorize_loops): Set vect_loop_location.
5522 * tree-vect-analyze.c (vect_analyze_offset_expr,
5523 vect_determin_vectorization_factor, vect_analyze_operations,
5524 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
5525 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
5526 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
5527 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
5528 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
5529 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
5530 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
5531 vect_analyze_loop): Adjust vect_print_dump_info API.
5532 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
5533 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
5534 vect_finish_stmt_generation, vectorizable_assignment,
5535 vectorizable_operation, vectorizable_store, vectorizable_load,
5536 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
5537 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
5538 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
5539 vect_transform_loop): Same.
5540 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
5541 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
5544 2005-07-05 Randolph Chung <tausq@debian.org>
5546 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
5547 * configure: Regenerate.
5548 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
5549 (pa_tls_referenced_p): Declare.
5550 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
5551 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
5552 (legitimize_tls_address): New.
5553 (hppa_legitimize_address): Handle TLS addresses.
5554 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
5555 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5556 (emit_move_sequence): Handle TLS addresses.
5557 (pa_encode_section_info): Call default handler to handle common
5559 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
5560 (CONSTANT_ADDRESS_P): Reject TLS operands.
5561 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
5562 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
5563 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
5564 (UNSPEC_TLSLE): Define new constants.
5565 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
5566 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
5567 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
5568 (tie_symbolic_operand, tle_symbolic_operand): New
5570 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
5572 * aclocal.m4: Update macros for autoconf 2.59 style.
5573 * configure.ac: Likewise.
5575 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5577 * pa.c (function_value): Handle small aggregates on 32-bit targets.
5578 (function_arg): Pass small aggregates in general registers on 32-bit
5580 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
5582 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
5584 * Makefile.in (final.o): Fix dependencies.
5586 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5590 * langhooks.h (struct lang_hooks): Add expr_to_decl.
5591 * langhooks.c (lhd_expr_to_decl): New.
5592 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
5594 (LANG_HOOKS_INITIALIZER): Update.
5595 * tree.c (recompute_tree_invarant_for_addr_expr): Call
5596 expr_to_decl langhook.
5597 * c-tree.h (c_expr_to_decl): Declare.
5598 * c-typeck.c (c_expr_to_decl): New.
5599 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
5601 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
5603 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
5606 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
5607 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
5609 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
5611 * Makefile.in: Adjust dependencies.
5612 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
5613 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
5614 * alias.c (rest_of_handle_cfg, pass_cfg): New.
5615 * bb-reorder.c (duplicate_computed_gotos): Make it static.
5616 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
5617 rest_of_compilation.
5619 * bb-reorder.c (gate_duplicate_computed_gotos,
5620 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
5621 rest_of_handle_reorder_blocks, pass_reorder_blocks,
5622 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
5623 pass_partition_blocks): New.
5624 * bt-load.c (gate_handle_branch_target_load_optimize,
5625 rest_of_handle_branch_target_load_optimize,
5626 pass_branch_target_load_optimize): New.
5627 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
5629 * cfglayout.c (pass_insn_locators_initialize): New.
5630 * cfgrtl.c (pass_free_cfg): New.
5631 * combine.c (gate_handle_combine, rest_of_handle_combine,
5633 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
5634 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
5635 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
5636 * except.c (pass_set_nothrow_function_flags,
5637 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
5639 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
5640 rest_of_handle_shorten_branches, pass_shorten_branches,
5641 rest_of_clean_state, pass_clean_state): New.
5642 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
5643 rest_of_handle_remove_death_notes, pass_remove_death_notes,
5644 rest_of_handle_life, pass_life, rest_of_handle_flow2,
5646 * function.c (pass_instantiate_virtual_regs, pass_init_function,
5647 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
5648 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
5649 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
5651 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
5652 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
5653 pass_rtl_ifcvt, gate_handle_if_after_combine,
5654 rest_of_handle_if_after_combine, pass_if_after_combine,
5655 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
5656 pass_if_after_reload): New.
5657 * integrate.c (pass_initial_value_sets): New.
5658 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
5659 pass_purge_lineno_notes): New.
5660 * mode-switching.c (rest_of_handle_mode_switching,
5661 pass_mode_switching): New.
5662 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
5663 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
5665 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
5666 pass_loop_optimize): New.
5667 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
5669 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
5671 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
5672 pass_postreload_cse): New.
5673 * profile.c (gate_handle_profiling, pass_profiling,
5674 rest_of_handle_branch_prob, pass_branch_prob): New.
5675 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
5676 pass_split_before_regstack, gate_handle_split_before_regstack,
5677 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
5678 rest_of_handle_split_all_insns, pass_split_all_insns): New.
5679 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
5680 pass_stack_regs): New.
5681 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
5682 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
5683 pass_stack_adjustments): New.
5684 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
5685 pass_regrename): New.
5686 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
5687 pass_delay_slots, gate_handle_machine_reorg,
5688 rest_of_handle_machine_reorg, pass_machine_reorg): New.
5689 * rtl.h (extern void purge_line_number_notes): New.
5690 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
5691 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
5693 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
5695 * value-prof.c (gate_handle_value_profile_transformations,
5696 rest_of_handle_value_profile_transformations,
5697 pass_value_profile_transformations): New.
5698 * var-tracking.c (gate_handle_var_tracking,
5699 pass_variable_tracking): New.
5700 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5702 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5703 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5704 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5705 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5706 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5707 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5708 rest_of_handle_gcse2, rest_of_handle_regmove,
5709 rest_of_handle_tracer, rest_of_handle_if_conversion,
5710 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5711 rest_of_handle_web, rest_of_handle_branch_prob,
5712 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5713 rest_of_handle_jump_bypass, rest_of_handle_combine,
5714 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5715 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5716 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5717 rest_of_handle_mode_switching, rest_of_handle_jump,
5718 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5719 rest_of_handle_flow2, rest_of_handle_jump2,
5720 rest_of_handle_peephole2, rest_of_handle_postreload,
5721 rest_of_handle_shorten_branches, rest_of_clean_state,
5722 rest_of_compilation): Remove.
5724 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5725 * passes.c (dump_flags, in_gimple_form, all_passes,
5726 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5727 register_dump_files, next_pass_1, last_verified, execute_todo,
5728 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5729 from tree-optimize.c.
5730 (init_optimization_passes): Moved from tree-optimize.c,
5731 adding the RTL optimizations.
5732 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5733 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5734 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5735 register_dump_files, next_pass_1, last_verified, execute_todo,
5736 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5737 init_tree_optimization_passes, ipa_passes): Delete.
5738 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5740 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5741 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5743 (ipa_passes): Remove.
5744 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5745 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5746 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5747 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5748 (dump_info_p, dump_flag): Moved to tree-dump.h.
5750 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5752 * passes.c (finish_optimization_passes): Use dump_begin
5753 and dump_end, TDI_end.
5754 (gate_rest_of_compilation): New.
5755 (pass_rest_of_compilation): Use it.
5756 (gate_postreload, pass_postreload): New.
5757 * toplev.c (general_init): Rename init_tree_optimization_passes.
5758 * toplev.h (init_tree_optimization_passes): Rename to
5759 init_optimizations_passes.
5760 * tree-dump.c (dump_flag): Make static.
5761 (dump_files): Remove RTL dumps.
5762 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5763 pass_cleanup_cfg, pass_free_cfg_annotations,
5764 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5765 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5766 * tree-pretty-print.c: Include tree-pass.h.
5767 * cgraph.c: Include tree-dump.h.
5769 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5771 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5772 Only fall back to saying it points to readonly memory if
5775 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5777 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5778 * config/m32r/m32r.c (m32r_compute_frame_size,
5779 m32r_expand_prologue): Take current_function_profile into
5780 account whenever we reference
5781 current_function_uses_pic_offset_table.
5782 (m32r_finalize_pic): Remove.
5783 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5785 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5787 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5788 instead of $<. Don't remove ./as if it already exists.
5790 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5793 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5794 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5795 for complex modes when generating code for PA 1.0.
5796 (VALID_FP_MODE_P): New macro.
5797 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5798 sets for all general and floating point modes. Align wide floating
5799 point modes to even register boundaries to comply with architectural
5801 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5802 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5803 (VALID_FP_MODE_P): New macro.
5804 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5805 sets for all general and floating point modes. Align wide floating
5806 point modes to even register boundaries to comply with architectural
5809 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5811 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5814 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5816 * tree-ssa-structalias.c: Don't include expr.h.
5818 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5820 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5823 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5825 Fix PR tree-optimization/22279
5827 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5830 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5832 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5834 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5836 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5837 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5838 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5839 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5840 config/stormy16/stormy16.c, config/v850/v850.c,
5841 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5842 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5843 Avoid "." or "\n" at end of diagnostics and capital letters at
5844 start of diagnostics.
5845 * combine.c, cse.c: Don't translate dump file output.
5846 * toplev.c (print_version): Only translate output if going to
5849 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5851 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5852 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5855 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5857 * pa.c (fix_range): Fix typo in comment.
5859 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5861 * tree-vrp.c (extract_range_from_assert): Replace
5862 fold (build (...)) with fold_build2.
5864 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5866 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5867 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5868 (format_types_orig, handle_format_attribute): Add support for
5871 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5873 * varasm.c (assemble_variable): Fix format specifier thinko.
5875 2005-07-03 Ira Rosen <irar@il.ibm.com>
5877 PR tree-optimization/22029 (and 22135)
5878 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5879 a phi node before calling dump_vops.
5881 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5883 * tree-dump.h (dump_string_field): Declare.
5884 * tree-dump.c: Use it instead of dump_string.
5885 (dump_string_field): Make non-static.
5887 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5889 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5890 up the minimal CFG stuff always when optimize > 0. Call
5891 split_all_insns_noflow in PIC case if needed.
5893 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5894 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5897 * c-decl.c (c_write_global_declarations): Dump contents of
5899 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5900 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5901 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5902 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5905 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5907 * c-common.h (GCC_DIAG_STYLE): Define.
5908 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5909 version for format checking to 4.1.
5910 * c-format.c: Include toplev.h after c-common.h.
5911 (enum format_type): Add gcc_tdiag_format_type.
5912 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5913 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5914 (format_types_orig): Add gcc_tdiag.
5915 (init_dynamic_diag_info): Support gcc_tdiag formats.
5916 (handle_format_attribute): Likewise.
5917 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5918 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5919 version for format checking to 4.1.
5920 (warning0, warning, error, pedwarn, sorry): Use
5922 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5923 (finish_aliases_1): Do not use %qE.
5924 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5925 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5926 Correct format bugs.
5927 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5928 parameter to unsigned HOST_WIDE_INT.
5929 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5931 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5934 * expr.c (write_complex_part): Use adjust_address for MEM.
5935 (read_complex_part): Same.
5937 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5939 Fix PR tree-optimization/22280
5941 * tree-sra.c (generate_element_init): Remove useless loop.
5943 2005-07-02 Richard Henderson <rth@redhat.com>
5945 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5947 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5949 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5952 * fold-const.c (fold_binary): Handle the return value of
5953 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5954 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5956 2005-07-02 Jeff Law <law@redhat.com>
5958 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5959 a eliminate type conversion which feeds an equality comparison
5960 if the original type or either operand in the comparison is a
5963 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5965 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5966 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5968 * config/avr/avr.c: Do not use '`' as left quote.
5969 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5970 Remove "." from end of diagnostics. Make diagnostics start with
5973 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5974 Joseph S. Myers <joseph@codesourcery.com>
5976 * toplev.c (default_tree_printer): Handle setting location with
5978 * c-objc.common.c (c_tree_printer): Likewise.
5979 * c-format.c (gcc_diag_flag_specs): Add '+'.
5980 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5981 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5983 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5984 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5985 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5986 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5987 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5988 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5989 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5990 format arguments where %J is used without %D.
5992 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5994 * gcc.c (LINK_SSP_SPEC): Define.
5995 (link_ssp_spec): New variable.
5996 (LINK_COMMAND_SPEC): Add %(link_ssp).
5997 (static_specs): Add link_ssp_spec.
5998 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5999 * configure: Rebuilt.
6000 * config.in: Rebuilt.
6002 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6003 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6004 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6005 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
6006 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
6007 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
6008 -0x7008(2) instead of reading __stack_chk_guard variable.
6009 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
6011 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
6012 (stack_protect_set, stack_protect_test): Use *_tls* patterns
6013 if TARGET_THREAD_SSP_OFFSET is defined.
6014 (stack_tls_protect_set_si, stack_tls_protect_set_di,
6015 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
6018 2005-06-27 Richard Henderson <rth@redhat.com>
6019 * libgcc-std.ver (GCC_4.1.0): New.
6020 * libgcc.h (__stack_chk_guard): Declare.
6021 (__stack_chk_fail, __stack_chk_fail_local): Declare.
6022 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
6023 * mklibgcc.in (lib2funcs): Add them.
6025 2005-07-01 Richard Henderson <rth@redhat.com>
6027 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
6028 void * before struct sigcontext *.
6029 (x86_fallback_frame_state): Likewise.
6031 2005-07-01 James E. Wilson <wilson@specifixinc.com>
6033 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
6035 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6038 * tree-ssa-reassoc.c (should_transpose): Fix which operand
6039 we check for SSA_NAME for.
6041 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
6043 Fix PR tree-optimization/22071
6045 * tree-ssa-structalias.c (offset_overlaps_with_access): New
6047 (get_constraint_for_component_ref): Use it.
6049 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
6052 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
6053 print out the last new line.
6055 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
6057 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
6058 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
6059 * config/cris/cris.c (cris_conditional_register_usage): Adjust
6060 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
6061 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
6062 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
6063 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
6064 (enum reg_class): New member CC0_REGS.
6065 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
6066 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
6067 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
6068 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
6069 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6070 Adjust for register now described.
6072 2005-07-01 Jakub Jelinek <jakub@redhat.com>
6075 * config/i386/i386.md (stack_protect_test_si,
6076 stack_protect_test_di): Add earlyclobber for scratch 3.
6077 * config/rs6000/rs6000.md (stack_protect_testsi,
6078 stack_protect_testdi): Add earlyclobber for scratch 3,
6079 remove earlyclobber from scratch 4.
6081 Older entries for 2005 can be found in ChangeLog-2005.