1 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4 fold_buildN instead of buildN then fold_initializer or fold.
5 (build_unary_op): Likewise.
6 (build_binary_op): Likewise.
7 * fold-const.c (fold_initializer): Remove.
8 (fold_build1_initializer): New function.
9 (fold_build2_initializer): New function.
10 (fold_build3_initializer): New function.
11 * tree.h (fold_initializer): Remove.
12 (fold_build1_initializer): New function.
13 (fold_build2_initializer): New function.
14 (fold_build3_initializer): New function.
16 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
18 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
19 (try_move_mult_to_index): Call fold_build2 instead of build2.
20 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
21 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
22 fold_binary_to_constant.
23 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
25 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
26 check if A == gcd (A, B). Remove TYPE argument.
27 (analyze_offset) Use fold_build2 instead of fold (build.
28 (create_data_ref): Likewise.
29 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
30 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
33 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
35 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
36 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
38 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
41 * gimplify.c (zero_sized_type): New function.
42 (gimplify_modify_expr_rhs): If we have a zero sized type,
43 replace the statement with an empty statement.
45 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
47 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
50 2005-08-16 Ian Lance Taylor <ian@airs.com>
52 * doc/tm.texi (Label Output): Correct typo.
54 2005-08-16 Steven Bosscher <stevenb@suse.de>
57 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
58 force_operand will work later on using have_insn_for.
60 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
62 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
64 2005-08-16 Ian Lance Taylor <ian@airs.com>
67 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
68 vector type, don't try to construct it element by element. Add an
69 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
71 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
73 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
75 2005-08-16 Geoffrey Keating <geoffk@apple.com>
77 * doc/invoke.texi (Precompiled Headers): Document some more options
78 which are known to be safe.
80 2005-08-16 James E Wilson <wilson@specifix.com>
82 PR tree-optimization/21105
83 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
86 2005-08-16 David Edelsohn <edelsohn@gnu.org>
88 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
89 (neg_ltu<mode>): Same.
91 (neg_gtu<mode>): Same.
93 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
95 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
96 (fold_builtin_isdigit): Use fold_buildN.
97 (build_function_call_expr): Likewise.
98 * c-typeck.c (c_finish_loop): Likewise.
100 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
101 Richard Shann <rshann@superh.com>
104 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
106 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
108 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
110 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
113 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
114 arm_compure_save_reg0_reg12_mask to determine when the PIC register
117 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
120 * fold-const.c (build_range_check): Disable optimization for function
121 pointer expressions on targets that require function pointer
124 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
126 * simplify-rtx.c (simplify_const_relational_operation): When
127 extracting arguments of a COMPARE, recompute the mode as well.
129 2005-08-15 Ian Lance Taylor <ian@airs.com>
131 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
133 2005-08-15 DJ Delorie <dj@redhat.com>
135 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
137 (movsi_splittable): Allow, but split, moves to the stack.
138 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
141 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
143 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
144 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
145 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
147 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
148 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
149 Delete HOST_PTR_PRINTF.
151 * configure, config.in: Regenerate.
153 2005-08-15 David Edelsohn <edelsohn@gnu.org>
155 * config/rs6000/rs6000.md (QHSI): New mode macro.
156 (wd): Extend mode attr for QImode and HImode
157 (dbits): New mode attr.
158 (zero_extend<mode>di2): Convert to mode macro.
160 2005-08-15 Steve Ellcey <sje@cup.hp.com>
163 * doc/invoke.texi (-mgnu-ld): Update description.
166 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
169 * Makefile.in (tree-chrec.o): Depends on real.h.
170 * tree-chrec.c: Include real.h.
171 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
172 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
173 * tree-scalar-evolution.c (add_to_evolution_1,
174 interpret_rhs_modify_expr): Ditto.
176 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
179 * tree-data-ref.c (estimate_niter_from_size_of_data): When
180 step is negative compute the estimation from init downwards to zero.
182 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
184 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
186 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
188 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
190 (legitimate_reload_constant_p): Fix handling of lliXX operands.
191 Accept double-word constants that can be split.
192 * config/s390/s390.md ("movti"): Use 'P' constraint.
193 ("*movdi_31", "*movdf_31"): Likewise.
195 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
197 Fix PR tree-optimization/22615
199 * tree-ssa-structalias.c (solution_set_add): Handle
200 first_vi_for_offset returning NULL.
201 (do_da_constraint): Ditto.
202 (do_sd_constraint): Ditto.
203 (do_ds_constraint): Ditto
204 (find_func_aliases): Ditto.
205 (build_constraint_graph): RHS is allowed be ANYTHING.
206 (first_vi_for_offset): Return NULL if we couldn't find anything at
209 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
211 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
212 over memory as first operand.
214 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
217 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
218 available for setting it.
220 2005-08-14 Ira Rosen <irar@il.ibm.com>
222 PR tree-optimization/23320
223 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
224 data-refs' types instead of base object nullness. Add check for
225 pointer type data-refs before first location comparison. Remove
228 2005-08-14 Andreas Schwab <schwab@suse.de>
230 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
232 2005-08-13 James E Wilson <wilson@specifix.com>
234 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
235 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
236 -fstack-protector-all, --param ssp-buffer-size): Document.
237 (-Wvariadic-macros): Alphabetize.
238 (-fsched-stalled-insns-dep): Add missing 'f'.
240 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
243 2005-08-13 David Edelsohn <edelsohn@gnu.org>
245 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
246 or indirect address operand.
247 (EXTRA_ADDRESS_CONSTRAINT): New.
248 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
250 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
252 PR tree-optimization/22236
253 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
254 successors and predecessors.
255 * tree-chrec.c (chrec_convert): Before converting, check that
256 sequences don't wrap.
257 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
258 (analyze_array): Extern.
259 (find_data_references_in_loop): Remove call to
260 compute_estimated_nb_iterations.
261 * tree-data-ref.h (analyze_array): Declared.
262 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
263 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
264 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
265 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
267 * tree-ssa-loop-ivcanon.c: Fix documentation.
268 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
269 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
270 (infer_loop_bounds_from_undefined): New.
271 (estimate_numbers_of_iterations_loop): Use
272 infer_loop_bounds_from_undefined.
273 (used_in_pointer_arithmetic_p): New.
274 (scev_probably_wraps_p): Pass an extra parameter. Call
275 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
276 (convert_step): Fix documentation.
277 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
278 Use initial_condition_in_loop_num and evolution_part_in_loop_num
279 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
280 scev_probably_wraps_p.
282 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
284 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
285 (s390_register_info): Ignore clobbered_regs information for fixed
286 registers, and only fixed registers.
287 (s390_init_frame_layout): Remove redundant call.
289 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
291 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
292 description of -Wold-style-casts.
294 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
295 Jakub Jelinek <jakub@redhat.com>
297 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
298 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
299 * config/s390/s390.c (print_operand): New output modifier 'G' added.
300 (get_thread_pointer): Renamed to s390_get_thread_pointer.
301 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
302 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
303 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
304 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
305 ("stack_protect_set", "stack_protect_test"): New expanders.
306 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
307 "stack_protect_testdi"): New insn definitions.
309 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
311 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
313 2005-08-12 Paul Brook <paul@codesourcery.com>
315 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
317 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
319 * config/s390/predicates.md (setmem_operand): New predicate.
320 (shift_count_operand): Accept ANDs with special constants as
322 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
323 with special constants.
324 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
325 shift_count_operand with setmem_operand.
327 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
329 * config/s390/s390.c (s390_extract_part, s390_single_part):
331 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
332 (s390_output_mi_thunk): Don't use lg on 31 bit.
333 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
334 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
336 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
338 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
339 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
340 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
341 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
342 with one of the new macros.
344 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
346 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
347 Don't set save_return_addr_p.
348 (s390_register_info): Make clobbered_regs not depending on
351 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
353 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
354 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
356 2005-08-11 James E. Wilson <wilson@specifix.com>
358 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
360 2005-08-11 Jakub Jelinek <jakub@redhat.com>
362 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
363 locations gathered by var-tracking in single entry loc_list
364 over loc_descriptor_from_tree.
366 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
367 pass it down to loc_descriptor.
368 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
369 (containing_function_has_frame_base): Move earlier in the file.
370 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
371 instead of always assuming fbreg can't be used.
373 2005-08-11 David Edelsohn <edelsohn@gnu.org>
375 * config/rs6000/altivec.md: Change constraint "m" to "Z".
376 * config/rs6000/predicates.md (indexed_or_indirect_operand):
377 Accept address wrapped in AND for Altivec.
378 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
379 Strip AND wrapping offset address for Altivec.
381 2005-08-11 Richard Henderson <rth@redhat.com>
384 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
385 before using TYPE_IS_SIZETYPE.
387 2005-08-11 Richard Henderson <rth@redhat.com>
390 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
391 insn types not present on ev4.
392 (alphaev5_insn_pipe): Similarly.
394 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
397 * arm.c (arm_override_options): If the user has selected callee-super-
398 interworking, then enable normal interworking.
400 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
402 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
405 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
407 * doc/rtl.texi: Fix two typos.
409 2005-08-11 Richard Guenther <rguenther@suse.de>
412 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
413 cases where we call to/from functions returning void.
415 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
418 * tree.c (build_pointer_type_for_mode): Robustify.
420 2005-08-10 James E Wilson <wilson@specifix.com>
422 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
423 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
425 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
428 2005-08-10 Eric Christopher <echristo@apple.com>
430 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
431 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
434 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
437 * config/darwin.c (machopic_indirect_data_reference): Use a new register
438 for the high part when generating dynamic-no-pic code.
440 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
442 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
443 (x86_64-*-linux*): Likewise.
445 * config/i386/crtfastmath.c: New file.
446 * config/i386/t-crtfm: Likewise.
448 * config/i386/linux.h (ENDFILE_SPEC): New.
449 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
451 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
454 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
456 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
457 (vec_shl, vec_shr): Document new operations.
458 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
460 2005-08-10 David Edelsohn <edelsohn@gnu.org>
462 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
463 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
464 change predicate to indexed_or_indirect_address.
466 2005-08-10 Richard Sandiford <richard@codesourcery.com>
468 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
469 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
470 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
472 * config/arm/unaligned-funcs.c: New file.
473 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
475 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
477 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
479 * cfglayout.c (pass_insn_locators_initialize): Add dump.
480 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
482 * except.c (pass_convert_to_eh_region_ranges): Add dump.
483 * final.c (pass_shorten_branches): Add dump.
484 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
485 (pass_life): Rename dump.
486 (rest_of_handle_flow2): Remove initial verify_flow_info.
487 * function.c (pass_instantiate_virtual_regs): Add dump.
488 * integrate.c (pass_initial_value_sets): Add dump.
489 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
490 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
491 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
492 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
493 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
494 gate_rtl_unrool_and_peel_loops): New.
495 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
496 rtl_doloop): Do not look at flags.
497 * mode-switching.c (pass_mode_switching): Add dump.
498 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
499 pass_split_before_regstack): Add dump.
500 * regmove.c (pass_stack_adjustments): Add dump.
501 * tree-optimize.c (pass_fixup_cfg): Add dump.
503 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
506 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
507 deciding which instruction sequence to use.
509 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
512 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
514 2005-08-09 Richard Guenther <rguenther@suse.de>
516 * c-common.c (builtin_function_2): Remove.
517 (def_builtin_1): New function.
518 (c_common_nodes_and_builtins): Use def_builtin_1 to
519 build builtin functions.
521 2005-08-09 Jie Zhang <jie.zhang@analog.com>
523 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
524 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
525 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
528 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
530 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
531 fold_binary instead of fold_build2 since we don't care about the
533 (loop_niter_by_eval): Likewise.
534 (compare_trees): Likewise.
535 (proved_non_wrapping_p): Likewise.
537 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
541 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
542 if the if is really empty.
544 2005-08-09 Steven Bosscher <stevenb@suse.de>
546 PR tree-optimization/23234
547 * tree-ssa-math-opts.c (place_reciprocal): New enum.
548 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
549 argument of the new enum.
550 (execute_cse_reciprocals): Add reciprocals for function arguments
551 on the unique successor edge of the entry block. Update other calls
552 to execute_cse_reciprocals_1.
554 2005-08-08 Richard Henderson <rth@redhat.com>
557 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
559 2005-08-08 Bob Wilson <bob.wilson@acm.org>
561 * expr.c (write_complex_part): Return after handling MEM.
563 2005-08-08 Josh Conner <jconner@apple.com>
565 PR rtl-optimization/23241
566 * combine.c (simplify_comparison): Fix error in determining
567 whether to lift a subreg from comparison.
569 2005-08-08 David Edelsohn <edelsohn@gnu.org>
572 * config/rs6000/altivec.md (vec_init<mode>): New.
573 (vec_set<mode>): New.
574 (vec_extract<mode>): New.
575 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
576 (rs6000_expand_vector_set): New.
577 (rs6000_expand_vector_extract): New.
578 (rs6000_legitimate_offset_address_p): Offset addresses are valid
579 for Altivec modes before reload.
580 (altivec_expand_vec_init_builtin): New.
581 (get_element_number): New.
582 (altivec_expand_vec_set_builtin): New.
583 (altivec_expand_vec_ext_builtin): New.
584 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
586 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
588 * config/rs6000/rs6000.h (rs6000_builtins): Add
589 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
590 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
591 * config/rs6000/rs6000-protos.h: Declare new functions.
593 2005-08-08 Jan Hubicka <jh@suse.cz>
595 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
596 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
597 * i386.md (movdi*): Use pic_32bit_operand.
598 * predicates.md (pic_32bit_operand): New.
600 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
603 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
605 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
607 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
608 (test_for_singularity): Use fold_build2.
610 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
612 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
614 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
616 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
617 (COMMON_ASM_OP) Define.
618 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
619 (ix86_encode_section_info): Likewise.
620 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
621 SUBTARGET_ENCODE_SECTION_INFO.
623 2005-08-06 Richard Henderson <rth@redhat.com>
626 * tree-nested.c (convert_local_reference): Save and restore val_only
627 around component_ref and friends. Clear walk_subtrees by default.
629 2005-08-06 Peter O'Gorman <peter@pogma.com>
632 * gcc.c (process_command): Check the argument to -b has a dash.
633 * doc/invoke.texi: Update -b and -V docs.
635 2005-08-06 James E Wilson <wilson@specifix.com>
637 * config/mips/cross64.h, config/mips/t-cross64: Delete.
639 2005-08-06 Michael Matz <matz@suse.de>
641 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
642 member only if only one insn is associated with the value.
644 2005-08-06 Nick Clifton <nickc@redhat.com>
646 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
648 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
649 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
650 Check symbol flags instead of symbol name mangling.
651 (xstormy16_asm_output_aligned_common): Likewise. Also
652 simplify code since the bss100_section cass is the only case
653 where the below100 code will be triggered.
654 (xstormy16_encode_section_info): Encode below100 attribute
655 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
657 (xstormy16_strip_name_encoding): Delete - this function is no
659 (TARGET_STRIP_NAME_ENCODING): Undefine.
660 * config/stormy16/stormy16-protos.h: Delete prototype for
661 xstormy16_strip_name_encoding.
663 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
665 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
666 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
667 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
668 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
669 config/alpha/predicates.md, config/arc/arc.h,
670 config/arm/arm.h, config/arm/ieee754-df.S,
671 config/arm/ieee754-sf.S, config/bfin/bfin.c,
672 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
673 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
674 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
675 config/m68hc11/m68hc11.h, config/mips/mips.c,
676 config/mips/mips.h, config/mips/openbsd.h,
677 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
678 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
679 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
680 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
681 config/sparc/linux.h, config/sparc/linux64.h,
682 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
683 doc/extend.texi, doc/gcov.texi, doc/install.texi,
684 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
685 typos. Follow spelling conventions.
687 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
690 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
691 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
692 specially. Check for side effects only for COND_EXPR.
693 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
694 return with TREE_NO_WARNING.
696 2005-08-06 Richard Sandiford <richard@codesourcery.com>
698 PR rtl-optimization/23233
699 * loop.c (combine_movables): Require the modes to be the same.
700 (move_movables): Remove handling of cases where the replacement
701 had a different mode to the original.
703 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
705 PR tree-optimization/23128
706 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
707 subtraction wrap, and set TREE_OVERFLOW if they do.
709 2005-08-05 Richard Henderson <rth@redhat.com>
712 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
715 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
718 * reload.c (find_reloads_subreg_address): Pass down TYPE
719 unchanged. Change all callers except find_reloads_toplev.
721 2005-08-05 Michael Matz <matz@suse.de>
723 * genattrtab.c (current_alternative_string): Remove.
724 (SIMPLIFY_ALTERNATIVE): Ditto.
725 (attr_alt_bit_p): Ditto.
726 (alternative_name): Make const char *.
727 (evaluate_eq_attr): Remove use of above things.
728 (simplify_test_exp): Ditto.
729 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
730 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
732 2005-08-04 James E Wilson <wilson@specifix.com>
734 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
735 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
736 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
737 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
738 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
740 2005-08-04 Richard Henderson <rth@redhat.com>
743 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
744 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
745 * tree-sra.c (decide_block_copy): Use it. Disable element copy
746 if we'd have to instantiate too many members.
748 2005-08-04 Richard Henderson <rth@redhat.com>
751 * tree-outof-ssa.c (coalesce_asm_operands): New.
752 (coalesce_ssa_name): Use it. Split out ...
753 (coalesce_phi_operands, coalesce_result_decls): ... these.
755 2005-08-04 Paul Brook <paul@codesourcery.com>
757 * read-rtl.c (read_quoted_string): Break if EOF.
759 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
761 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
762 (fold_build2): Likewise.
763 (fold_build3): Likewise.
764 (fold_build1_stat): New function prototype.
765 (fold_build2_stat): Likewise.
766 (fold_build3_stat): Likewise.
767 * fold-const.c (fold_build1): Rename to ..
768 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
769 through to build1_stat.
770 (fold_build2): Rename to ..
771 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
772 through to build2_stat.
773 (fold_build3): Rename to ..
774 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
775 through to build3_stat.
777 2005-08-04 David Edelsohn <edelsohn@gnu.org>
778 Ian Lance Taylor <ian@airs.com>
780 * function.c (assign_stack_local_1): Do not correct stack slot
781 address if allocation size is smaller than mode size.
783 2005-08-04 Diego Novillo <dnovillo@redhat.com>
786 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
787 (tree_merge_blocks): Propagate anything allowed by
789 Clarify documentation.
790 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
791 SSA form, schedule an update if necessary.
793 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
795 * doc/install.texi (Binaries): Remove broken link to
796 Sinix/Reliant Unix binaries.
798 2005-08-03 Richard Henderson <rth@redhat.com>
801 * function.c (stack_protect_epilogue): Export.
802 * tree.h (stack_protect_epilogue): Declare.
803 * calls.c (expand_call): Call it.
805 2005-08-03 Eric Christopher <echristo@apple.com>
807 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
808 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
811 2005-08-04 Jan Hubicka <jh@suse.cz>
813 * profile.c (branch_prob): Split edges with goto locus on them
814 to get proper line counts.
815 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
817 2005-08-03 Paul Brook <paul@codesourcery.com>
819 * function.c (assign_parms): Round current_function_args_size
820 to PARM_BOUNDARY, not STACK_BOUNDARY.
822 2005-08-03 Geoffrey Keating <geoffk@apple.com>
824 * config/i386/i386.c (x86_elf_aligned_common)
825 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
827 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
829 PR tree-optimization/23157
830 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
831 before emitting them.
833 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
835 PR tree-optimization/19899
836 * Makefile.in (tree-scalar-evolution.o): Add real.h.
837 * tree-scalar-evolution.c: Include real.h.
838 (add_to_evolution): Build constant -1 of correct type.
840 2005-08-03 Jan Hubicka <jh@suse.cz>
842 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
843 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
844 profile updating for complette unrolling.
845 * loop-unroll.c (peel_loop_completely): Use it.
846 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
847 (tree_unroll_loops_completely): Disable code growing unrolling of cold
850 2005-08-03 Paul Brook <paul@codesourcery.com>
852 * combine.c (can_change_dest_mode): New function.
853 (try_combine, simplify_set): Use it.
855 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
857 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
860 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
862 * doc/install.texi (Specific): Adjust link to openavr.org.
863 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
864 (Binaries): Adjust HP-UX Porting Center link.
865 (Binaries): Adjust Free Software Foundation ordering link.
867 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
869 * convert.c (convert_to_integer): Use fold_build1 instead of
870 build1 when converting an integer to an integer.
872 2005-08-02 Richard Henderson <rth@redhat.com>
874 * combine.c (combine_instructions): Don't use reg_equal/equiv
875 results if the mode doesn't match.
877 2005-08-02 Mark Mitchell <mark@codesourcery.com>
879 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
880 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
882 2005-08-02 Richard Henderson <rth@redhat.com>
885 * explow.c (memory_address): Remove special-case for
886 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
888 2005-08-02 Diego Novillo <dnovillo@redhat.com>
891 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
892 number of calls to cleanup_tree_cfg_1.
894 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
896 * doc/invoke.texi: document file extensions .F90 and .F95
898 2005-08-02 Richard Guenther <rguenther@suse.de>
900 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
901 positive if its first argument is positive.
903 2005-08-02 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/23177
906 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
909 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
911 PR tree-optimization/23129
912 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
913 varying for divisions with anti-ranges.
915 2005-08-02 Jan Hubicka <jh@suse.cz>
917 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
918 * tree-ssa-threadupdate.c (thread_block): Add it here.
920 2005-08-01 James E Wilson <wilson@specifix.com>
922 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
923 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
924 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
926 * config/mips/predicates.md (const_call_insn_operand): Add check for
927 SYMBOL_REF_LONG_CALL_P.
928 * doc/extend.texi (long_call): Document the new attribute.
930 2005-08-01 Ian Lance Taylor <ian@airs.com>
931 Richard Henderson <rth@redhat.com>
933 * Makefile.in (RTL_BASE_H): Add real.h.
934 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
936 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
938 * rtl.c (rtl_check_failed_code_mode): New.
939 * rtl.h (struct rtx_def): Add u.rv.
940 (XCMWINT, XCNMPRV): New.
941 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
942 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
944 2005-08-01 Richard Henderson <rth@redhat.com>
946 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
949 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
951 2005-08-01 Jan Hubicka <jh@suse.cz>
953 * i386-protos.h (asm_preferred_eh_data_format): Declare.
954 * i386.c: Include dwarf2.h
955 (asm_preferred_eh_data_format): New.
956 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
958 2005-08-01 Ian Lance Taylor <ian@airs.com>
960 * config/host-linux.c (linux_gt_pch_get_address): Add new name
961 randomize_va_space for virtual address randomization control.
963 2005-08-01 Steven Bosscher <stevenb@suse.de>
965 * common.opt (flag_ipa_cp): Put in right place to maintain
968 2005-08-01 Jan Hubicka <jh@suse.cz>
970 * profile.c (compute_value_histograms): Fix thinko.
971 * value-prof.c: Include toplev.h
972 (check_counter): New function.
973 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
974 tree_mod_subtract_transform): Add sanity check.
976 2005-08-01 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/23133
979 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
980 current functions parameter decls to find defs to cse
983 2005-08-01 Richard Guenther <rguenther@suse.de>
985 PR tree-optimization/23109
986 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
987 If trapping math is in effect, use post-dominator information
988 to check if we'd in any case reach a trapping point before
989 doing the reciprocal insertion.
990 (execute_cse_reciprocals): Compute post-dominators, if necessary.
991 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
992 expressions are invariant only if trapping math is not in effect.
994 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
996 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
997 cgraph_function_versioning): New declarations.
998 * cgraphunit.c: Add include to ipa-prop.h.
999 (update_call_expr, cgraph_copy_node_for_versioning,
1000 cgraph_function_versioning): New functions.
1001 * integrate.c (copy_decl_for_inlining): Remove.
1002 * ipa-prop.h (ipa_replace_map): New struct.
1003 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1004 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1005 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1006 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1007 ipcp_iterate_stage, ipcp_method_scale_print,
1008 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1009 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1010 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1011 ipcp_update_bb_counts, ipcp_update_profiling,
1012 ipcp_update_edges_counts): New functions.
1013 (ipcp_method_cval_init): Remove restriction regarding local methods.
1014 (ipcp_init_stage): Add ipcp_method_compute_scale.
1015 (ipcp_insert_stage): Add versioning.
1016 (ipcp_structures_print): Add ipcp_method_scale_print.
1017 (ipcp_driver): Dump profiling info.
1018 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1019 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1020 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1021 (struct inline_data): Add versioning_p, ipa_info, new fields.
1022 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1023 declare_return_variable): Replace calls to copy_decl_for_inlining with
1025 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1027 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1028 Add argument VERSIONING.
1029 (copy_arguments_for_versioning, copy_static_chain,
1030 function_versionable_p, tree_versionable_function_p,
1031 tree_function_versioning, replace_ref_tree): New functions.
1032 * tree-inline.h: Include varray.h.
1033 (tree_versionable_function_p, tree_function_versioning,
1034 tree copy_decl_for_dup): New declarations.
1036 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1038 * ipa-cp.c: New file. Contains IPCP specific functionality.
1039 * ipa-prop.h: New file. Contains structures/definitions that can be
1040 used by several interprocedural data flow optimizations (and also IPCP).
1041 * ipa-prop.c: New file.
1042 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1043 * common.opt: Add ipa-cp flag.
1044 * timevar.def: Add IPCP optimization.
1045 * tree-optimize.c (init_tree_optimization_passes): Schedule
1047 * tree-pass.h (pass_ipa_cp): Declare.
1049 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1051 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1052 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1053 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1054 config/i386/i386.c, config/mips/mips.h,
1055 config/rs6000/rs6000.h, config/sh/sh.c,
1056 config/stormy16/stormy16.c: Fix comment typos.
1058 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1061 * c-typeck.c (build_binary_op): Use common_type wrapper on
1063 (common_type): Update comment.
1065 2005-07-31 Steven Bosscher <stevenb@suse.de>
1068 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1069 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1070 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1072 2005-07-31 Jan Hubicka <jh@suse.cz>
1074 * pretty-print.h (pp_widest_integer): New macro.
1075 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1078 2005-07-31 Jan Hubicka <jh@suse.cz>
1080 * output.h (enum section_category): Export from varasm.c
1081 (categorize_decl_for_section): Likewise.
1082 * varasm.c (enum section_category): Kill.
1083 (categorize_decl_for_section): Make global.
1084 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1086 * i386.c (ix86_section_threshold): New static variable.
1087 (ix86_in_large_data_p, ix86_encode_section_info,
1088 x86_64_elf_unique_section,
1089 x86_64_elf_select_section): New functions.
1090 (TARGET_ENCODE_SECTION_INFO): Define
1091 (override_options): Enable medium model for PIC.
1092 (ix86_expand_prologue): Expand gen_set_got_rex64.
1093 (legitimate_constant_p): Handle new UNSPECs.
1094 (legitimate_pic_address_disp_p): Likewise.
1095 (legitimize_pic_address): Lower MEDIUM model addressing.
1096 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1097 (enum cmodel): Add MEDIUM_PIC.
1098 (SYMBOL_REF_FAR_ADDR_P): New macro.
1099 (SYMBOL_FLAG_FAR_ADDR): New flag.
1100 * i386.md (movdi): Support medium model.
1101 (set_got_rex64): New pattern.
1102 * i386.opt (mlarge-data-threshold): New flag.
1103 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1104 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1105 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1106 TARGET_ASM_UNIQUE_SECTION): New.
1108 * invoke.texi (-mlarge_data_threshold): Document
1110 2005-07-31 Jan Hubicka <jh@suse.cz>
1112 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1113 (coalesce_vars): Likewise.
1114 * tree-ssa-live.c (coalesce_cost): New.
1115 (build_tree_conflict_graph): Use coalesce_cost.
1116 * tree-ssa-live.h (coalesce_cost): Declare.
1118 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1120 * arm.md (all peepholes for post-increment operations): Delete.
1121 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1122 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1123 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1124 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1125 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1127 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1129 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1132 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1135 * doc/invoke.texi: Document -rdynamic.
1137 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1140 * c-parser.c (c_parser_parms_list_declarator): Call
1141 mark_forward_parm_decls.
1142 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1143 decls with visibility structure.
1145 2005-07-30 Paul Brook <paul@codesourcery.com>
1147 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1149 2005-07-30 Paul Brook <paul@codesourcery.com>
1151 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1153 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1155 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1157 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1160 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1161 nested function declarators.
1162 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1163 (grokparms): Call warn_if_shadowing for parameters used within the
1165 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1166 not used within the parameter list.
1167 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1169 2005-07-30 Jan Hubicka <jh@suse.cz>
1171 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1172 * i386.c (ix86_fixup_binary_operands): Likewise.
1173 (ix86_expand_unary_operator): Likewise.
1174 (ix86_expand_fp_absneg_operator): Likewise.
1175 * optabs.c (expand_vec_cond_expr): Validate dest.
1177 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1180 * real.c (real_from_string): Also set last bit if there is a
1181 nonzero hex digit beyond GCC's internal precision after ".".
1183 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1185 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1186 define_constants. Change duplicate values to unassigned numbers.
1187 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1188 (*altivec_vspltsf): New.
1189 (altivec_vperm_v4sf): Delete.
1190 (altivec_vperm_<mode>): Use mode macro V.
1191 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1192 (altivec_predicate_v4sf): Delete.
1193 (altivec_predicate_<mode>): Use mode macro V.
1194 (*altivec_lvesfx): New.
1195 (*altivec_stvesfx): New.
1196 (vec_realign_load_v4sf): Delete.
1197 (vec_realign_load_<mode>): Use mode macro V.
1198 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1201 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1204 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1206 * configure: Regenerated.
1208 2005-07-29 Paul Brook <paul@codesourcery.com>
1210 * doc/install.texi: Add link to GFortran binaries wiki page.
1212 2005-07-29 David Ung <davidu@mips.com>
1214 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1215 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1216 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1217 * config/mips/mips.md (cpu): Add 5kf name.
1218 (includes): Includes 5k.md.
1219 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1220 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1223 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1226 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1227 (cleanup_tree_cfg): ... here.
1228 Call cleanup_tree_cfg_1 until there are no more cleanups to
1231 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1233 * tree-vrp.c (compare_range_with_value): Return true or false
1234 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1235 EQ_EXPR respectively.
1237 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1239 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1242 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1244 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1245 (tree_ssa_dominator_optimize): Increment it.
1246 (dump_dominator_optimization_stats): Print it.
1248 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1249 Steven Bosscher <stevenb@suse.de>
1251 PR rtl-optimization/23117
1252 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1253 when head == tail. Tidy comment.
1255 2005-07-28 Richard Henderson <rth@redhat.com>
1257 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1258 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1259 * jump.c (rtx_renumbered_equal_p): Likewise.
1260 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1261 CONST_INT and CONST_DOUBLE.
1262 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1263 * reload.c (operands_match_p): Special case CONST_INT and
1264 CONST_DOUBLE; check mode earlier.
1266 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1269 * c-typeck.c (convert_for_assignment): Do not check
1270 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1272 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1275 * c-typeck.c (composite_type): Prefer constant size arrays to
1278 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1281 * real.c (real_from_string): Set last bit if there is a nonzero
1282 hex digit beyond GCC's internal precision.
1284 2005-07-28 Richard Henderson <rth@redhat.com>
1287 * cfgcleanup.c (try_forward_edges): Watch out for end of
1290 2005-07-28 James E Wilson <wilson@specifixinc.com>
1293 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1295 2005-07-28 Jan Hubicka <jh@suse.cz>
1297 * Makefile.in (rtl-profile.o): Kill all traces of it.
1298 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1299 * coverage.h (rtl_coverage_counter_ref): Kill.
1300 * opts.c (flag_speculative_prefetching_set): Kill.
1301 (flag_loop_optimize_set): New.
1302 (common_handle_option): Disable loop optimizer when profiling;
1303 do not handle speculative prefetching.
1304 * passes.c (init_optimization_passes): Replace pass_profiling combo
1305 by branch_prob pass.
1306 * profile.c (compute_value_histograms): Update for simplified value
1308 (rtl_register_profile_hooks): Kill.
1309 (pass_profiling): Kill.
1310 (rest_of_handle_branch_prob): Do not profile.
1311 * toplev.c (process_options): Remove speculative prefetching.
1312 * toplev.h (flag_tree_based_profiling): Kill.
1313 * tree-profile.c (prepare_instrumented_value,
1314 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1315 tree_gen_one_value_profiler, do_tree_profiling): Update for
1316 simplified datastructures.
1317 * value-prof.c: Add comment that speculative prefetching was dropped;
1318 update rest of file for simplified datastructures.
1319 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1320 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1321 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1322 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1323 rtl_mod_subtract, gen_speculative_prefetch,
1324 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1325 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1326 (gate_handle_value_profile_transformations,
1327 rest_of_handle_value_profile_transformations,
1328 pass_value_profile_transformations): Kill.
1329 * value-prof.h (histogram_value_t): Remove IL based unions.
1330 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1331 rtl_profile_hooks): Remove hooks.
1333 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1335 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1336 (cgraph_clone_node): Likewise.
1337 * cgraph.h (cgraph_clone_edge): Update prototype.
1338 (cgraph_clone_node): Likewise.
1339 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1341 (lookup_recursive_calls): Consider profile.
1342 (cgraph_decide_recursive_inlining): Fix updating; use new
1343 probability argument; use profile.
1344 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1345 * tree-inline.c (copy_bb): Update clal of clone_edge.
1346 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1348 * invoke.texi (min-inline-recursive-probability): Document.
1350 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1352 * doc/install.texi (Configuration): Update Valgrind homepage.
1354 2005-07-28 Richard Henderson <rth@redhat.com>
1357 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1358 labels we want to delete.
1359 (cfg_layout_merge_blocks): Likewise.
1361 2005-07-28 Richard Henderson <rth@redhat.com>
1364 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1365 when expanding to nothing.
1367 2005-07-28 Josh Conner <jconner@apple.com>
1369 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1370 (cgraph_decide_inlining_of_small_functions): Likewise.
1372 2005-07-28 Josh Conner <jconner@apple.com>
1374 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1375 direction of badness if negative.
1376 (cgraph_default_inline_p): Add reason to parameters, and assign it
1378 (cgraph_decide_inlining_of_small_functions): New parameter in call
1379 to cgraph_default_inline_p.
1380 (cgraph_decide_inlining_incrementally): Likewise.
1381 * cgraphunit.c (decide_is_function_needed): Likewise.
1382 * cgraph.h (cgraph_default_inline_p): Likewise.
1384 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1386 * builtins.c: Fix comment typo(s).
1387 * genautomata.c: Likewise.
1388 * gimplify.c: Likewise.
1389 * tree-dfa.c: Likewise.
1390 * tree-flow-inline.h: Likewise.
1391 * tree-into-ssa.c: Likewise.
1392 * tree-ssa-alias.c: Likewise.
1393 * tree-ssa-ccp.c: Likewise.
1394 * tree-ssa-copy.c: Likewise.
1395 * tree-ssa-dce.c: Likewise.
1396 * tree-ssa-dom.c: Likewise.
1397 * tree-ssa-operands.c: Likewise.
1398 * tree-tailcall.c: Likewise.
1399 * tree-vectorizer.c: Likewise.
1400 * tree-vrp.c: Likewise.
1403 2005-07-28 Jeff Law <law@redhat.com>
1405 * tree-vrp.c (test_for_singularity): Extracted from ...
1406 (simplify_cond_using_ranges): Attempt to simplify a relational
1407 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1409 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1411 PR tree-optimization/22506
1412 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1413 phis whose argument is constant.
1415 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1417 PR rtl-optimization/18992
1418 Back out this patch:
1419 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1420 PR optimization/12142
1421 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1422 uses of the register in the SET_SRC. Remove unnecessary argument.
1424 Replace it with this:
1425 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1426 if flag_non_call_exceptions is set and the insn may trap, pass
1427 pc_rtx as dest for recursion.
1428 In SET_SRC part of SET case, if dest is already set, pass it down
1431 2005-07-28 Jan Hubicka <jh@suse.cz>
1433 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1434 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1435 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1437 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1438 profile when available.
1440 2005-07-28 Jan Beulich <jbeulich@novell.com>
1442 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1443 (ia64_print_operand): Describe and handle 'X'.
1444 (ia64_register_move_cost): Also handle FP_REGS.
1445 (ia64_preferred_reload_class): Likewise.
1446 (ia64_secondary_reload_class): Likewise.
1447 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1448 it. Also check for ITANIUM_CLASS_FLDP.
1449 * config/ia64/ia64.h (FP_REGNO_P): New.
1450 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1451 (reg_class): Add FP_REGS.
1452 (REG_CLASS_NAMES): Adjust for it.
1453 (REG_CLASS_CONTENTS): Likewise.
1454 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1455 (REG_CLASS_FROM_LETTER): Handle 'x'.
1456 (CLASS_MAX_NREGS): Handle FP_REGS.
1457 (MEMORY_MOVE_COST): Likewise.
1458 * config/ia64/ia64.md (itanium_class): Add fldp.
1459 (type): Handle fldp.
1460 (movti_internal): More allowable operand combinations. Use ldfp8 when
1461 splitting unnecessary. Remove predicable attribute. Adjust
1462 itanium_class attribute.
1463 (smuldi3_highpart): Remove outdated comment.
1464 (mulditi3, umulditi3, rotlti3): New expanders.
1465 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1466 (absti2): Disabled new insn for future reference.
1467 Respective new splitters.
1468 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1469 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1470 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1472 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1474 PR rtl-optimization/23047
1475 * simplify-rtx.c (simplify_const_relational_operation): Respect
1476 flag_wrapv for comparisons with ABS.
1478 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1480 PR tree-optimization/22493
1481 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1482 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1484 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1486 * config/frv/frv.opt (moptimize-membar): New.
1488 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1490 * config/frv/frv.h: Remove machine_function definition.
1492 * config/frv/frv.c (struct frv_io): New.
1493 (struct machine_function): Moved from frv.h. Add has_membar_p.
1494 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1495 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1496 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1497 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1498 (frv_reorg): Call frv_optimize_membar when appropriate.
1499 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1500 (frv_expand_builtin): Adjust calls accordingly.
1501 (frv_io_address_cookie): New function.
1502 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1503 load or store rather than a special insn. Add ccnstant address and
1504 io-type operands to the membar.
1505 (frv_ifcvt_modify_tests): Unsign regno.
1506 (frv_ifcvt_modify_tests): Same.
1508 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1509 UNSPEC_OPTIONAL_MEMBAR constant.
1510 (builtin_read_<mode>): Delete.
1511 (builtin_write_<mode>): Delete.
1512 ("optional_membar_<mode>"): Add operand.
1514 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1515 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1516 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1517 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1518 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1519 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1520 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1521 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1522 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1524 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1526 * df.c (df_uses_record): Handle SCRATCH.
1528 2005-07-28 Steven Bosscher <stevenb@suse.de>
1531 * passes.c (rest_of_decl_compilation): If decl is a type and
1532 we have encountered errors, don't emit debug information.
1534 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1536 * params.def: Fixed comment.
1538 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1541 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1542 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1543 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1545 2005-07-27 Steven Bosscher <stevenb@suse.de>
1548 * varasm.c (assemble_start_function): Don't do anything that may
1549 require a CFG if the current function is a thunk.
1551 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1553 * doc/install.texi (Prerequisites): Mention that perl is needed
1554 to do export control in libstdc++ targetting Darwin.
1556 2005-07-27 Steven Bosscher <stevenb@suse.de>
1558 PR rtl-optimization/17808
1559 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1560 (sched_insns_conditions_mutex_p): Split out from...
1561 (add_dependence): ...here. But don't call it from here.
1562 (add_dependence_list): Check sched_insns_conditions_mutex_p
1563 before calling add_dependence.
1564 (add_dependence_list_and_free): Likewise.
1565 (fixup_sched_groups): Likewise.
1566 (sched_analyze_1): Likewise.
1567 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1568 (sched_analyze): Likewise.
1569 (sched_analyze_insn): Likewise.
1570 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1571 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1572 dependencies on all COND_EXEC insns to jumps ending basic blocks
1573 when doing intrablock scheduling.
1574 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1576 2005-07-27 Jeff Law <law@redhat.com>
1578 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1579 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1580 equivalency sets, correctly handle the case were vr0 has an
1581 equivalency set, but vr1 does not.
1583 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1585 PR tree-optimization/23073
1586 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1587 vect_print_dump_info before fprintf.
1589 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1591 PR tree-optimize/22348
1592 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1593 Fold the partial computation.
1595 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1597 PR tree-optimization/22325
1598 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1600 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1602 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1603 (force_var_cost): ... this function.
1604 (compute_phi_arg_on_exit): Export.
1606 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1608 PR tree-optimization/20773
1609 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1612 2005-07-27 Richard Guenther <rguenther@suse.de>
1614 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1615 Avoid pushing again if current struct contains only
1616 fields we decomposed.
1618 2005-07-27 Jan Hubicka <jh@suse.cz>
1620 PR tree-optimization/22574
1621 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1624 * tree-tailcall.c (decrease_profile): New function.
1625 (eliminate_tail_call): Use it.
1627 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1628 visibility flags correctly in whole program mode.
1630 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1632 PR rtl-optimization/22472
1633 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1635 2005-07-26 Steven Bosscher <stevenb@suse.de>
1637 PR tree-optimization/22504
1638 * tree-complex.c (expand_complex_addition): Use 'code' instead
1639 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1641 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1643 * config.gcc (cpu_type): Add frv case.
1644 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1645 (supported_defaults): Add fr550 case.
1647 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1650 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1651 whether a pointer of type T * may point to objects of type T *.
1653 2005-07-26 DJ Delorie <dj@redhat.com>
1655 * configure: Regenerate.
1657 2005-07-26 Dale Johannesen <dalej@apple.com>
1659 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1661 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1663 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1664 Clarify use of "build" in name.
1666 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1668 * doc/extend.texi (Raw read/write Functions): New section.
1669 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1670 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1671 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1672 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1673 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1674 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1675 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1676 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1677 * config/frv/frv.c: Add bdesc_loads global.
1678 Add bdesc_stores global.
1679 (frv_init_builtins): Add support for __builtin_{read/write}*.
1680 (frv_volatile_memref): New.
1681 (frv_expand_load_builtin): New.
1682 (frv_expand_store_builtin): New.
1683 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1684 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1685 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1686 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1687 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1688 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1689 (builtin_read_<mode>): New.
1690 (builtin_write_<mode>): New.
1691 (builtin_write64): New.
1692 (optional_membar_<mode>): New.
1694 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1696 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1697 (rather than units) against HOST_BITS_PER_WIDE_INT.
1699 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1701 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1702 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1703 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1704 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1707 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1708 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1709 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1711 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1713 2005-07-26 Richard Guenther <rguenther@suse.de>
1715 PR tree-optimization/22486
1716 * fold-const.c (fold_unary): Fold away useless component
1717 references of the form (T *)&T.x, if the address
1720 2005-07-25 James E Wilson <wilson@specifixinc.com>
1722 * dwarf2out.c (add_call_src_coords_attributes): New.
1723 (gen_inlined_subroutine_die): Call it.
1724 (maybe_emit_file, init_file_table): Add comments.
1725 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1727 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1728 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1729 * tree.h (BLOCK_SOURCE_LOCATION): New.
1730 (struct tree_block): New field locus.
1732 2005-07-26 Andreas Schwab <schwab@suse.de>
1734 PR rtl-optimization/23043
1735 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1736 when allocating a struct unoccr.
1738 2005-07-25 Richard Henderson <rth@redhat.com>
1741 * tree-complex.c (gate_no_optimization): True if errors.
1742 * Makefile.in (tree-complex.o): Update dependencies.
1744 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1746 * config/frv/predicates.md (integer_register_operand): Use
1749 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1752 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1754 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1756 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1758 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1759 types when flag_unsafe_math_optimizations is true.
1761 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1763 * gcc.c (option_map): Add --sysroot.
1764 (process_command): Handle --sysroot.
1765 (display_help): Document it.
1766 * doc/cppopts.tex (-isysroot): Document.
1767 * doc/invoke.texi (--sysroot): Document.
1768 * doc/install.texi (--with-build-sysroot): Document.
1770 * Makefile.in (inhibit_libc): New variable.
1771 (INHIBIT_LIBC_CFLAGS): Likewise.
1772 (LIBGCC2_CFLAGS): Include
1773 $(INHIBIT_LIBC_CFLAGS).
1774 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1775 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1776 ($(T)crtend.o): Likewise.
1777 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1778 ($(T)crtendS.o): Likewise.
1779 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1780 ($(T)crtendT.o): Likewise.
1781 (stmp-fixinc): Do not complain about missing headers if
1783 * configure.ac (inhibit_libc): Set it to true/false.
1784 (--with-build-sysroot): New option. Use it to set
1786 * configure: Regenerated.
1788 2005-07-25 Manfred Hollstein <mh@suse.com>
1790 * calls.c (store_one_arg): Fix unsigned comparison warning.
1792 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1795 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1796 (ggc_print_statistics): Initialize variable before use.
1798 2005-07-25 Richard Guenther <rguenther@suse.de>
1800 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1801 calling with a PHI_NODE argument.
1803 * tree-flow-inline.h (overlap_subvar): Protect against
1806 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1808 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1809 * configure: Regenerate.
1811 2005-07-25 Ira Rosen <irar@il.ibm.com>
1813 * expr.c (highest_pow2_factor): Make extern.
1814 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1815 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1816 record_array_differ_p, array_ptr_differ_p): Likewise.
1817 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1818 additional cases. Call the above functions.
1819 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1820 base_object_differ_p when there are two base objects. Otherwise, compare
1821 base address and offset. Call may_alias_p.
1822 (dump_data_reference): Use a correct field name.
1823 (analyze_array): Make static. Initialize new data-ref fields.
1824 (analyze_indirect_ref): New function.
1825 (init_data_ref): Initialize new data-ref fields.
1826 (strip_conversion): Moved from tree-vect-analyze.c.
1827 (analyze_offset_expr, get_ptr_offset, address_analysis,
1828 object_analysis): Likewise.
1829 (analyze_offset): New function.
1830 (create_data_ref): Likewise.
1831 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1832 dimensions for ARRAY_REFs only.
1833 (build_classic_dist_vector): Make static.
1834 (access_functions_are_affine_or_constant_p): Call macro to get the
1835 address of access functions.
1836 (compute_all_dependences): Add new parameter
1837 compute_self_and_read_read_dependences. Compute self and read-read
1838 dependences if it is true.
1839 (find_data_references_in_loop): Call create_data_ref. Initialize new
1841 (compute_data_dependences_for_loop): Add new parameter
1842 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1843 compute nb_loops. Call compute_all_dependences,
1844 build_classic_dist_vector and build_classic_dir_vector with correct
1846 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1847 with correct parameters. Compare dimensions for ARRAY_REFs only.
1848 (free_data_refs): Call macro to free access functions.
1849 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1850 fields from stmt_vinfo.
1851 (struct base_object_info): New structure.
1852 (struct data_reference): Move fields to base_object_info. Add fields
1853 first_location and object_info for above structures. Move fields from
1854 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1855 aligned_to. Add macros to access the new fields.
1856 Update functions declarations.
1857 * tree-flow.h (is_aliased_with): Declare.
1858 * tree-loop-linear.c (linear_transform_loops): Call
1859 compute_data_dependences_for_loop with correct parameters.
1860 * tree-ssa-alias.c (is_aliased_with): New function.
1861 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1862 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1863 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1864 vect_base_addr_differ_p, compute_subscript_distance and
1865 build_classic_dist_vector. Add printings. Check absolute value of
1867 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1869 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1870 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1871 to bytes. Add printing.
1872 (vect_compute_data_refs_alignment): Go through loads and stores in one
1874 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1875 vect_analyze_data_ref_access): Likewise.
1876 (vect_analyze_pointer_ref_access): Remove.
1877 (vect_address_analysis, vect_object_analysis): Likewise.
1878 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1879 and analyze data-refs in the loop.
1880 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1881 fields of data-ref instead of stmt. Add init to the offset from the
1883 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1884 (vect_update_init_of_dr): Likewise.
1885 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1886 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1888 (new_loop_vec_info): Initialize new fields.
1889 (destroy_loop_vec_info): Free new fields.
1890 (vect_strip_conversion): Remove.
1891 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1892 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1893 datarefs. Add new field ddrs.
1894 Add macros for the new fields access.
1895 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1896 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1897 Remove their macros.
1898 * tree.h (highest_pow2_factor): Declare.
1900 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1902 * calls.c (store_one_arg): Check for sibling call MEM arguments
1903 from already clobbered incoming argument area.
1905 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 * c-common.c (check_missing_format_attribute): New.
1908 * c-common.h (check_missing_format_attribute): Likewise.
1909 * c-typeck.c (convert_for_assignment): Use it.
1911 2005-07-24 Andreas Schwab <schwab@suse.de>
1913 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1914 register use a word move. Correct operand of ext.w in 68000 code.
1916 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1918 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1919 variables as declarations, rather than definitions.
1921 2005-07-24 Ira Rosen <irar@il.ibm.com>
1923 PR tree-optimization/22526
1924 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1927 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1929 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1930 that C99 reserve for future use. Use it to define clog10,
1931 clog10f and clog10l.
1933 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1935 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1936 * configure.ac: Check for -Wmissing-format-attribute.
1938 * configure: Regenerate.
1940 2005-07-23 Richard Henderson <rth@redhat.com>
1942 PR tree-optimization/22623
1943 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1945 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1948 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1950 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1952 * Makefile.in (C_TREE_H): Update dependencies.
1953 * c-tree.h: Include toplev.h.
1954 * diagnostic.h (diagnostic_set_info): Add format attribute.
1955 * rtl-error.c (diagnostic_for_asm): Likewise.
1957 2005-07-23 Chao-ying Fu <fu@mips.com>
1959 * config/mips/mips-dsp.md: New file.
1960 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1961 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1963 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1964 MIPS_BUILTIN_BPOSGE32.
1965 (mips_expand_builtin_direct): Add one parameter to indicate that
1966 builtin functions need to return a value.
1967 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1969 (mips_regno_to_class): Add classes for 12 new DSP registers.
1970 (mips_subword): Change to check four HI registers.
1971 (mips_output_move): Output move to and from 6 new DSP accumulators.
1972 (override_options): Make sure -mdsp and -mips16 are not used together.
1973 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1975 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1977 (print_operand): Add 'q' for printing DSP accumulators.
1978 (mips_cannot_change_mode_class): Check ACC_REGS.
1979 (mips_secondary_reload_class): Check ACC_REGS.
1980 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1981 (mips_register_move_cost): Check ACC_REGS.
1982 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1983 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1984 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1985 (dsp_bdesc): New array.
1986 (bdesc_arrays): Add DSP builtin function table.
1987 (mips_prepare_builtin_arg): Check predicate again after
1989 (mips_expand_builtin): Add one more parameter to
1990 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1991 MIPS_BUILTIN_BPOSGE32.
1992 (mips_init_builtins): Initialize new function types.
1993 (mips_expand_builtin_direct): Check if builtin functions need to
1994 return a value and pass operands properly.
1995 (mips_expand_builtin_bposge): New function.
1996 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1997 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1998 (FIRST_PSEUDO_REGISTER): Increase to 188.
1999 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2000 Update for 12 new DSP registers.
2001 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2002 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2003 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2004 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2005 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2006 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2007 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2008 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2009 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2010 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2011 (REGISTER_NAMES): Add names for 12 new DSP registers.
2012 * config/mips/mips.md: Include mips-dsp.md.
2013 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2014 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2015 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2016 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2017 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2018 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2019 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2020 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2021 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2022 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2023 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2024 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2025 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2026 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2027 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2028 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2029 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2030 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2031 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2032 (UNSPEC_RDDSP): New constants.
2033 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2034 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2036 * config/mips/mips.opt (-mdsp): New option.
2037 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2038 (reg_imm10_operand): New predicates.
2039 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2040 * doc/invoke.texi (-mdsp): Document new option.
2042 2005-07-22 DJ Delorie <dj@redhat.com>
2044 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2046 * tree-inline.c (inlinable_function_p): Likewise.
2048 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2051 * toplev.c (check_global_declarations): Do not mark undefined
2052 variables as DECL_IGNORED_P.
2053 * varasm.c (first_global_object_name): GTY it.
2054 (weak_global_object_name): Likewise.
2055 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2056 a string to go into {weak,first}_global_object_name.
2058 2005-07-22 DJ Delorie <dj@redhat.com>
2060 * c-format.c (check_function_format): Change warning control
2061 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2063 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2065 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2066 &PTR->FLD a dereference of PTR.
2067 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2068 a potential dereference of PTR.
2070 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2072 PR rtl-optimization/20370
2073 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2074 call allocate_reg_info if necessary.
2076 PR rtl-optimization/21848
2077 * calls.c (emit_library_call_value_1): For const functions, add
2078 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2080 PR rtl-optimization/22445
2081 * cselib.c (target.h): Include.
2082 (rtx_equal_for_cselib_p): Allow commutative matches.
2083 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2084 Remove MODE parameter. Changed all callers.
2086 PR rtl-optimization/22258
2087 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2089 (try_combine): Use likely_spilled_retval_p.
2091 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2093 * config.gcc: Add crx-elf support.
2095 * doc/contrib.texi: Mention crx.
2096 * doc/extend.texi: Document crx extensions.
2097 * doc/install.texi: Document crx install.
2098 * doc/invoke.texi: Document crx options.
2099 * doc/md.texi: Document crx constraints.
2101 * config/crx/crx-protos.h: New file.
2102 * config/crx/crx.c: New file.
2103 * config/crx/crx.h: New file.
2104 * config/crx/crx.md: New file.
2105 * config/crx/crx.opt: New file.
2106 * config/crx/t-crx: New file.
2108 2005-07-22 Manfred Hollstein <mh@suse.com>
2110 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2112 (int_add_graph_edge): Likewise.
2113 (collapse_nodes): Likewise.
2114 (process_unification_queue): Likewise.
2116 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2117 Laurent GUERBY <laurent@guerby.net>
2119 PR tree-optimization/22336
2120 * function.c (record_block_change): Check for
2121 cfun->ib_boundaries_block.
2123 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2125 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2126 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2128 2005-07-21 DJ Delorie <dj@redhat.com>
2130 * toplev.c (warn_deprecated_use): Add warning control to warning
2132 * c-typeck.c (parser_build_binary_op): Likewise.
2133 (c_finish_if_stmt): Likewise.
2134 * c-common.c (check_function_sentinel): Likewise.
2135 (check_nonnull_arg): Likewise.
2137 2005-07-21 Richard Henderson <rth@redhat.com>
2140 * tree-complex.c (complex_ssa_name_components): New.
2141 (cvc_lookup): Allow entry not found.
2142 (create_components): Remove.
2143 (create_one_component_var, get_component_var): New.
2144 (get_component_ssa_name, set_component_ssa_name): New.
2145 (extract_component): Use get_component_ssa_name.
2146 (update_complex_components): Use set_component_ssa_name.
2147 (update_complex_components_on_edge): Likewise.
2148 (update_phi_components): Create new PHI nodes directly, instead
2149 of adding insns to edges.
2150 (tree_lower_complex): Allocate and free complex_variable_components
2151 and complex_ssa_name_components here.
2153 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2155 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2156 revert to returning false.
2158 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2161 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2163 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2166 * config/i386/i386.md (cmpxf): Change operand constraints
2167 to "nonmemory_operand".
2169 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2171 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2173 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2176 * fold-const.c (fold_build1): Add checksum for the operands.
2177 (fold_build2): Likewise.
2178 (fold_build3): Likewise.
2180 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2183 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2185 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2187 * common.opt (-fforward-propagate): Committed by mistake,
2190 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2192 * reg-stack.c: Fix comment typo(s).
2193 * tree-ssa-operands.c: Likewise.
2194 * tree-vectorizer: Likewise.
2196 2005-07-21 Nick Clifton <nickc@redhat.com>
2198 * config/sh/symbian.c: Replace C++ style line comments with C
2199 style line comments.
2200 (symbian_add_attribute): Do not use a ? operator on the LHS of
2202 (sh_symbian_handle_dll_attribute): Change the type of the
2203 method vector to "VEC(tree,gc)*" and use vector accessor
2204 macros to walk over the elements.
2205 (symbian_export_vtable_and_rtti_p): Likewise.
2206 (symbian_class_needs_attribute_p): Likewise.
2208 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2211 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2212 initialize targetm.resolve_overloaded_builtin here.
2213 (altivec_expand_overloaded_builtin): Make it non-static.
2214 * config/rs6000/rs6000-protos.h
2215 (altivec_expand_overloaded_builtin): New prototype.
2216 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2217 targetm.resolve_overloaded_builtin here.
2218 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2220 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2221 Zdenek Dvorak <dvorakz@suse.cz>
2223 PR tree-optimization/19210
2224 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2226 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2227 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2228 rely on unproven assumptions.
2229 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2230 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2231 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2232 to number_of_iterations_exit.
2233 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2234 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2235 * tree-ssa-loop-niter.c (find_loop_niter,
2236 estimate_numbers_of_iterations_loop): Likewise.
2237 (number_of_iterations_exit): Honor the new options.
2238 * doc/invoke.texi (Wunsafe-loop-optimizations,
2239 funsafe-loop-optimizations): Document them.
2241 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2243 PR rtl-optimization/22167
2244 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2246 2005-07-20 Adam Nemet <anemet@lnxw.com>
2248 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2249 __do_global_dtors_aux longcall.
2251 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2253 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2254 (old_special_pred_table): Don't reference
2255 SPECIAL_MODE_PREDICATES.
2256 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2257 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2258 * config/sh/predicates.h: Don't mention
2259 SPECIAL_MODE_PREDICATES.
2260 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2263 2005-07-20 DJ Delorie <dj@redhat.com>
2265 * config.gcc: Add m32c-elf support.
2267 * doc/contrib.texi: Mention m32c.
2268 * doc/extend.texi: Document m32c extensions.
2269 * doc/install.texi: Mention m32c.
2270 * doc/invoke.texi: Document m32c options.
2271 * doc/md.texi: Document m32c constraints.
2273 * config/m32c/addsub.md: New file.
2274 * config/m32c/bitops.md: New file.
2275 * config/m32c/cond.md: New file.
2276 * config/m32c/jump.md: New file.
2277 * config/m32c/m32c-lib1.S: New file.
2278 * config/m32c/m32c-lib2.c: New file.
2279 * config/m32c/m32c-modes.def: New file.
2280 * config/m32c/m32c-pragma.c: New file.
2281 * config/m32c/m32c-protos.h: New file.
2282 * config/m32c/m32c.abi: New file.
2283 * config/m32c/m32c.c: New file.
2284 * config/m32c/m32c.h: New file.
2285 * config/m32c/m32c.md: New file.
2286 * config/m32c/m32c.opt: New file.
2287 * config/m32c/minmax.md: New file.
2288 * config/m32c/mov.md: New file.
2289 * config/m32c/muldiv.md: New file.
2290 * config/m32c/predicates.md: New file.
2291 * config/m32c/prologue.md: New file.
2292 * config/m32c/shift.md: New file.
2293 * config/m32c/t-m32c: New file.
2295 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2297 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2298 (stack_protect_set, stack_protect_test): New expanders.
2299 (stack_protect_set_si, stack_protect_set_si_media,
2300 stack_protect_set_di_media, stack_protect_test_si,
2301 stack_protect_test_si_media, stack_protect_test_di_media):
2304 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2306 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2308 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2310 * tree.h (tree_expr_nonzero_p): Export.
2311 * fold-const.c (tree_expr_nonzero_p): Likewise.
2312 Return true for CALL_EXPRs that are alloca calls.
2313 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2315 * tree-flow.h (expr_computes_nonzero): Remove.
2316 * tree-vrp.c (expr_computes_nonzero): Remove.
2317 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2318 (extract_range_from_unary_expr): Likewise.
2319 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2320 tree_expr_nonzero_p.
2322 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2324 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2325 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2326 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2327 All callers changed.
2328 (frame_related_constant_load): New arg "related" which controls
2329 setting of RTX_FRAME_RELATED_P. All callers changed.
2330 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2331 (bfin_expand_prologue): Add stack limit checking.
2332 * config/bfin/bfin.md (trapifcc): New pattern.
2334 * config/bfin/bfin.c: Include "langhooks.h".
2335 (def_builtin): Go through lang_hooks to call builtin_function.
2337 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2338 * config/bfin/predicates.md (symbol_ref_operand): New.
2339 (call_insn_operand): Delete. All callers changed to use
2340 register_no_elim_operand.
2341 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2343 (function_arg): Use it to generate the call's operand 2.
2344 (bfin_longcall_p): New function.
2345 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2346 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2347 determine if the address needs to be in a REG.
2348 (bfin_handle_longcall_attribute): New function.
2349 (bfin_attribute_table): Add "longcall" and "shortcall".
2350 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2351 (CUMULATIVE_ARGS): New member call_cookie.
2352 (PREDICATE_CODES): Add symbol_ref_operand.
2353 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2354 extra USE to the pattern.
2355 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2356 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2357 sibcall_value_insn; now the new patterns handle direct calls and the
2358 old ones indirect calls.
2359 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2361 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2363 * doc/trouble.texi: Update section on handling of empty loops.
2365 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2367 * config.gcc: Remove support for sparc-*-openbsd*,
2368 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2370 * config.host: Remove support for i860-*-sysv4* as a host.
2371 * config/i860/*, config/ip2k/*, config/ns32k/*,
2372 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2373 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2374 mention obsolete ports.
2376 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2378 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2380 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2381 of frame_pointer_rtx.
2382 (sh_expand_epilogue): Likewise.
2383 (sh_set_return_address): Likewise.
2384 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2385 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2386 offsets from FRAME_POINTER_REGNUM.
2387 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2388 (sh_register_names): Add initializer for sfp.
2389 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2390 (VALID_REGISTER_P): Likewise.
2391 (FIRST_PSEUDO_REGISTER): Update.
2392 (DWARF_FRAME_REGISTERS): Define.
2393 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2394 (HARD_FRAME_POINTER_REGNUM): Define.
2395 (FRAME_POINTER_REGNUM): Redefine.
2396 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2397 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2398 from FRAME_POINTER_REGNUM.
2399 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2400 FRAME_POINTER_REGNUM.
2401 (REG_CLASS_CONTENTS): Add sfp.
2402 (REG_ALLOC_ORDER): Likewise.
2403 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2404 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2405 of frame_pointer_rtx.
2406 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2408 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2410 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2411 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2412 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2414 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2417 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2419 Make CONSTRUCTOR use VEC to store initializers.
2420 * c-common.c (complete_array_type): Update to cope with VEC in
2422 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2423 (pp_c_constructor_elts): New function.
2424 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2425 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2426 struct constructor_stack, struct initializer_stack,
2427 constructor_elements, push_init_level, pop_init_level,
2428 add_pending_init, find_init_member, output_init_element): Update to
2429 cope with VEC in CONSTRUCTOR_ELTS.
2430 * coverage.c (build_fn_info_value, build_ctr_info_value,
2431 build_gcov_info): Likewise.
2432 * expr.c (categorize_ctor_elements_1, store_constructor,
2433 expand_expr_real_1): Likewise.
2434 * fold-const.c (fold_ternary): Likewise.
2435 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2436 gimplify_init_constructor, gimplify_expr): Likewise.
2437 * tree-dump.c (dequeue_and_dump): Likewise.
2438 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2440 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2442 * tree-sra.c (generate_element_init_1): Likewise.
2443 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2444 * tree-ssa-operands.c (get_expr_operands): Likewise.
2445 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2446 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2447 (get_initial_def_for_reduction): Likewise.
2448 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2449 value handle in annotations.
2450 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2451 tree_node_structure): Add support for constr_kind.
2452 (build_vector_from_ctor, build_constructor_single,
2453 build_constructor_from_list): New functions.
2454 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2455 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2456 Update to cope with VEC in CONSTRUCTOR_ELTS.
2457 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2458 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2459 CONSTRUCTOR_APPEND_ELT): New macros.
2460 (struct constructor_elt, struct tree_constructor): New data types.
2461 (union tree_node): Add tree_constructor field.
2462 * treestruct.def: Define TS_CONSTRUCTOR.
2463 * varasm.c (const_hash_1, compare_constant, copy_constant,
2464 compute_reloc_for_constant, output_addressed_constants,
2465 initializer_constant_valid_p, output_constant,
2466 array_size_for_constructor, output_constructor): Update to cope with
2467 VEC in CONSTRUCTOR_ELTS.
2468 * vec.h (VEC_empty, VEC_copy): New macros.
2470 2005-07-19 Devang Patel <dpatel@apple.com>
2472 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2474 2005-07-19 Richard Henderson <rth@redhat.com>
2477 * gimplify.c (gimplify_expr): Use main variant type for the temp
2478 destination for a discarded volatile read.
2479 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2480 casts between non-void types that change volatility.
2482 2005-07-15 DJ Delorie <dj@redhat.com>
2484 * toplev.h: Add comment about the first parameter for warning().
2485 * errors.h: Likewise.
2487 * c.opt (Wpragmas): New.
2488 * doc/invoke.texi: Document it.
2490 * function.c (do_warn_unused_parameter): Add warning control to
2492 * c-decl.c (warn_if_shadowing): Likewise.
2493 * c-lex.c (cb_def_pragma): Likewise.
2494 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2495 (pop_alignment): Likewise.
2496 (handle_pragma_pack): Likewise.
2497 (apply_pragma_weak): Likewise.
2498 (handle_pragma_weak): Likewise.
2499 (handle_pragma_redefine_extname): Likewise.
2500 (add_to_renaming_pragma_list): Likewise.
2501 (handle_pragma_extern_prefix): Likewise.
2502 (maybe_apply_renaming_pragma): Likewise.
2503 (handle_pragma_visibility): Likewise.
2505 * config/c4x/c4x-c.c (BAD): Likewise.
2506 (c4x_parse_pragma): Likewise.
2507 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2508 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2509 (rs6000_pragma_longcall): Likewise.
2510 * config/v850/v850-c.c (pop_data_area): Likewise.
2511 (ghs_pragma_section): Likewise.
2512 (ghs_pragma_section): Likewise.
2513 (ghs_pragma_interrupt): Likewise.
2514 (ghs_pragma_starttda): Likewise.
2515 (ghs_pragma_startsda): Likewise.
2516 (ghs_pragma_startzda): Likewise.
2517 (ghs_pragma_endtda): Likewise.
2518 (ghs_pragma_endsda): Likewise.
2519 (ghs_pragma_endzda): Likewise.
2521 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2522 Kenneth Zadeck <zadeck@naturalbridge.com>
2524 * Makefile.in: Removed tree-promote-statics.c
2525 * tree-promote-statics.c: Removed.
2526 * common.opt: Removed flag-promote-statics.
2528 * passes.c: Removed tree-promote-statics pass.
2529 * tree-pass.h: Ditto.
2530 * timevar.def: Removed TV_PROMOTE_STATICS.
2533 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2535 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2537 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2539 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2542 * c-common.c (check_function_arguments): Call
2543 'check_function_format' if either -Wformat or
2544 -Wmissing-format-attribute are specified.
2545 * c-format.c (check_function_format): Check -Wformat before
2546 calling 'check_format_info'.
2547 * c-opts.c (c_common_post_options): Don't warn for
2548 -Wmissing-format-attribute without -Wformat.
2549 * c-typeck.c (convert_for_assignment): Detect additional cases for
2550 -Wmissing-format-attribute.
2551 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2554 2005-07-19 Richard Guenther <rguenther@suse.de>
2556 * config/i386/i386.md (lrint<mode>2): Use temporary
2557 instead of clobbering non-existent memory.
2559 2005-07-19 Nick Clifton <nickc@redhat.com>
2561 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2562 statement to avoid displaying ASCII control characters.
2564 2005-07-19 Ben Elliston <bje@au.ibm.com>
2566 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2567 * cfganal.c (find_edge_index): Ditto.
2568 * combine.c (combine_instructions): Ditto.
2569 * ddg.c (create_scc): Ditto.
2570 (find_successors): Ditto.
2571 (find_predecessors): Ditto.
2572 (find_nodes_on_paths): Ditto.
2573 (longest_simple_path): Ditto.
2574 * flow.c (update_life_info): Ditto.
2575 (count_or_remove_death_notes): Ditto.
2576 (clear_log_links): Ditto.
2577 * modulo-sched.c (generate_reg_moves): Ditto.
2578 (find_max_asap): Ditto.
2579 (find_max_hv_min_mob): Ditto.
2580 (find_max_dv_min_mob): Ditto.
2581 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2582 * sched-rgn.c (extract_edgelst): Ditto.
2583 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2584 (dump_update_ssa): Ditto.
2585 (ssa_names_to_replace) Ditto.
2586 (switch_virtuals_to_full_rewrite): Ditto.
2587 (update_ssa): Ditto.
2588 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2590 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2592 Fix PR tree-optimization/22483
2594 * tree-complex.c (create_components): Use
2595 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2596 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2597 * tree-flow.h (safe_referenced_var_iterator): New structure.
2598 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2599 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2600 safe_referenced_var iterator.
2601 (add_type_alias): Ditto.
2603 2005-07-19 Steven Bosscher <stevenb@suse.de>
2605 * loop-init.c (rest_of_handle_loop2): Remove.
2606 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2607 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2608 (pass_rtl_loop_init, pass_rtl_loop_done,
2609 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2610 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2611 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2612 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2613 pass_tree_loop_done, and pass_tree_unswitch.
2614 (gate_loop): Rename to gate_tree_loop.
2615 * passes.c (init_optimization_passes): Update for renamed tree
2616 loop passes. Add the new loop2 passes as subpasses of loop2.
2617 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2618 Update for the renamed tree loop passes.
2620 2005-07-18 Ian Lance Taylor <ian@airs.com>
2623 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2624 blocks when optimizing.
2626 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2628 * common.opt (frename-registers): Initialize to 2.
2630 (fgcse-after-reload): Ditto.
2631 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2632 (process_options): Only change flag_web, flag_rename_registers,
2633 and flag_rerun_cse_after_loop if not explicitly set by user.
2635 2005-07-18 Jan Beulich <jbeulich@novell.com>
2637 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2638 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2639 in 64-bit mode the same as DImode in 32-bit mode.
2640 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2641 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2642 mode. Add new mode parameter.
2643 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2644 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2645 x86_64_shift_adj): New expanders.
2646 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2647 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2649 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2650 DImode shift splitters.
2651 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2652 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2655 2005-07-18 Jan Beulich <jbeulich@novell.com>
2657 * i386.md (movdi_extzv_1): New.
2658 (zero_extendhidi2): Combine alternatives and never force use of
2660 (zero_extendqidi2): Likewise. Don't restrict input selection.
2662 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2664 Fix PR tree-optimization/22531
2665 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2668 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2670 * tree-promote-statics.c (pass_promote_statics): Change dump file
2673 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2675 * tree-optimize.c (init_tree_optimization_passes): Add
2676 pass_eliminate_useless_stores pass.
2677 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2678 * tree-ssa-pre.c (is_copy_stmt): New function.
2679 (follow_copies_till_vuse): Ditto.
2680 (do_eustores): Ditto.
2681 (gate_eustores): Ditto.
2683 2005-07-16 Richard Henderson <rth@redhat.com>
2685 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2687 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2688 Kenneth Zadeck <zadeck@naturalbridge.com>
2690 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2691 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2692 ipa-type-escape.h, tree-promote-statics.c
2693 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2694 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2695 tree-promote-statics.c: new files.
2696 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2697 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2698 int nonlocal_set_p, mark_constant_function): Deleted.
2699 (rest_of_handle_cfg): Removed call to mark_constant_function.
2700 (nonoverlapping_component_refs_p): Added calls to support
2701 type based aliasing.
2702 * tree-ssa-alias.c (may_alias_p,
2703 compute_flow_insensitive_aliasing): Ditto.
2704 * calls.c (flags_from_decl_or_type): Removed reference to
2706 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2707 too many arguments. This is necessary for Spec 2000.
2708 * cgraph.h (const_function, pure_function): Removed.
2709 * common.opt: Added "fipa-pure-const", "fipa-reference",
2710 "fipa-type-escape", and "ftree-promote-static".
2712 * passes.c: Added ipa and tree-promote-statics passes.
2713 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2714 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2715 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2716 * tree-flow.h: Added exposed sra calls and addition of
2717 reference_vars_info field for FUNCTION_DECLS.
2718 * tree-pass.h: Added passes.
2719 * tree-sra.c: (sra_init_cache): New function.
2720 (sra_insert_before, sra_insert_after) Made public.
2721 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2723 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2724 aliasing. (may_alias_p): Added code to use type escape analysis to
2726 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2727 code to prune clobbers of static variables based on information
2728 produced in ipa-reference pass. Changed call clobbering so that
2729 statics are not marked as clobbered if the call does not clobber
2732 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2734 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2737 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2739 * doc/install.texi (*-*-solaris2*): Document recommended version
2740 of GNU binutils and mention GNU linker problem on Solaris 10.
2742 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2745 * c-decl.c (c_build_bitfield_integer_type): New function.
2746 (finish_struct): Call it.
2747 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2749 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2754 2005-07-16 Jan Hubicka <jh@suse.cz>
2756 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2757 (scale_bbs_frequencies_int): Watch roundoff errors.
2758 * predict.c (return_prediction): Initialize return_stmt.
2760 2005-07-16 Jan Hubicka <jh@suse.cz>
2762 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2763 after RTL profiling.
2765 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2768 * fold-const.c (build_range_check): Convert high/low to etype
2769 if we are only comparing against exp.
2771 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2773 Fix PR tree-optimization/22376
2774 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2776 (need_to_solve): New function.
2777 (compute_points_to_sets): Use it.
2779 2005-07-15 Jan Hubicka <jh@suse.cz>
2781 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2782 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2784 2005-07-15 Richard Guenther <rguenther@suse.de>
2786 * c-common.c (handle_flatten_attribute): New function.
2787 Add flatten function attribute.
2788 * doc/extend.texi: Document flatten function attribute.
2789 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2790 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2792 (cgraph_decide_inlining): Handle functions with flatten
2795 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2797 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2798 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2799 UNSPEC_XCHG, UNSPEC_AND): New.
2800 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2801 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2802 * config/rs6000/sync.md (FETCHOP): New code macro.
2803 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2805 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2806 (sync_compare_and_swap<mode>): Same.
2807 (sync_lock_test_and_set<mode>): Same.
2808 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2809 for QImode and HImode, and not PPC405.
2810 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2811 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2812 (sync_<fetchop>{si,di}_internal): New.
2813 (sync_nand{si,di}_internal): New.
2814 (sync_old_<fetchop>{si,di}_internal): New.
2815 (sync_old_nand{si,di}_internal): New
2816 (sync_new_<fetchop>{si,di}_internal): New.
2817 (sync_new_nand{si,di}_internal): New.
2818 (atomic_and{si,di}): New.
2819 (sync_new_nand{si,di}_internal): New.
2820 (atomic_and{si,di}): New.
2821 (sync_add<mode>_internal): Delete.
2822 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2823 (sync_sub<mode>_internal): Delte.
2824 (sync_subshort_internal): New.
2825 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2826 (sync_anddi_internal): Delete.
2827 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2828 (sync_booldi_internal): Delete.
2829 (sync_boolc<mode>_internal): Delete.
2830 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2831 (sync_boolc<mode>_internal2): Delete.
2832 (sync_boolcc<mode>_internal): Delete.
2833 (isync, lwsync): Use unspec instead of unspec_volatile.
2834 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2835 Revert UNSPEC_VOLATILE.
2836 (rs6000_split_atomic_op): New.
2837 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2839 2005-07-14 Eric Christopher <echristo@redhat.com>
2841 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2842 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2844 2005-07-14 Eric Christopher <echristo@redhat.com>
2846 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2848 2005-07-14 Steven Bosscher <stevenb@suse.de>
2850 PR tree-optimization/22230
2851 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2852 the computation of the four cross productions for "range op range".
2854 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2855 Ulrich Weigand <uweigand@de.ibm.com>
2858 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2861 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2863 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2865 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2867 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2869 2005-07-14 Richard Guenther <rguenther@suse.de>
2872 * config/i386/i386-protos.h (ix86_function_value): Change
2873 prototype to match new target hook.
2874 * config/i386/i386.c (ix86_value_regno): Change prototype
2875 to take extra type argument.
2876 (TARGET_FUNCTION_VALUE): Define.
2877 (ix86_function_ok_for_sibcall): Pass extra argument to
2878 ix86_value_regno, check return slot rtx for exact match.
2879 (ix86_function_value): Take extra parameter. Dispatch to
2880 ix86_value_regno with fndecl/fntype as provided.
2881 (ix86_value_regno): Handle extra type argument.
2882 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2884 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2885 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2886 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2887 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2888 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2890 2005-07-14 Richard Guenther <rguenther@suse.de>
2892 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2893 * calls.c (expand_call): Pass fntype to hard_function_value.
2894 (emit_library_call_value_1): Likewise.
2895 * explow.c: Include target.h.
2896 (hard_function_value): Take extra argument, the fntype.
2897 Use new target hook for function_value.
2898 * expr.h (hard_function_value): Change prototype.
2899 * function.c (aggregate_value_p): Pass 0 as fntype to
2900 hard_function_value.
2901 (assign_parms): Use new target hook for function_value.
2902 Pass 0 as fntype to hard_function_value.
2903 (expand_function_end): Likewise.
2904 * reg-stack.c: Include target.h.
2905 (stack_result): Use new target hook for function_value.
2906 * target-def.h: New target hook function_value.
2907 * target.h: Likewise.
2908 * targhooks.c (default_function_value): New function.
2909 * targhooks.h (default_function_value): Declare.
2911 2005-07-13 Ian Lance Taylor <ian@airs.com>
2913 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2915 2005-07-14 Jan Hubicka <jh@suse.cz>
2917 * tree-dfa.c (dump_variable): Use default_def function.
2918 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2919 * tree-ssa.c (verify_use): Likewise.
2920 * tree-ssanames.c (release_ssa_name): Likewise.
2921 * tree-tailcall.c (eliminate_tail_call): Likewise.
2922 (tree_optimize_tail_calls_1): Likewise.
2923 * tree-vrp.c (get_value_range): Likewise.
2925 2005-07-14 Ben Elliston <bje@au.ibm.com>
2927 * gcc.c (main): Compare language[0] with '*' when iterating over
2930 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2932 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2933 "s390_emit_compare". Add handling of CCZ1mode.
2934 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2935 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2937 (s390_branch_condition_mask): Add CCZ1mode handling.
2938 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2939 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2940 Use CCZ1mode instead of CCZmode.
2941 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2943 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2945 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2947 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2949 2005-07-13 Eric Christopher <echristo@redhat.com>
2951 * config/mips/mips.c (mips_canonicalize_comparison): New.
2952 (mips_emit_int_relational): Use.
2954 2005-07-13 Eric Christopher <echristo@redhat.com>
2956 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2958 * config/s390/s390.md: Include tpf.md. Move tpf specific
2960 * config/s390/tpf.md: To here.
2961 * config/s390/s390.opt: Move tpf specific options...
2962 * config/s390/tpf.opt: to here. Add mmain option.
2963 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2964 * config/s390/tpf.h: Rewrite.
2966 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2968 * doc/tm.texi: Remove @xref{Cross-profiling}.
2970 2005-07-13 Jeff Law <law@redhat.com>
2972 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2973 expressions, test their _DECL operands for pointer equality rather
2974 than using operand_equal_p.
2976 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2978 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2979 (TARGET_POSIX_IO): This.
2980 * config/darwin.h: Likewise.
2981 * config/freebsd.h: Likewise.
2982 * config/linux.h: Likewise.
2983 * config/lynx.h: Likewise.
2984 * config/netbsd.h: Likewise.
2985 * config/rs6000/linux64.h: Likewise.
2986 * config/rs6000/linux.h: Likewise.
2987 * config/s390/tpf.h: Likewise.
2988 * config/sh/embed-elf.h: Likewise.
2989 * config/sparc/linux64.h: Likewise.
2990 * config/sparc/linux.h: Likewise.
2991 * config/svr4.h: Likewise.
2992 * gcov-io.h: Likewise.
2994 * doc/tm.texi: Updated.
2996 * libgcov.c (create_file_directory): Defined only if
2997 TARGET_POSIX_IO is defined.
2998 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3001 2005-07-13 Jan Hubicka <jh@suse.cz>
3003 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3005 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3007 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3008 structure as argument.
3010 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3012 PR tree-optimization/21921
3013 * tree-iterator.c (tsi_link_before): Support the case when
3014 tsi_end_p (tsi) == true.
3016 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3018 PR tree-optimization/22442
3019 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3022 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3024 PR rtl-optimization/20376
3025 * toplev.c (process_options): Enable -fweb and -frename-registers when
3027 * doc/invoke.texi: Update the information about when -fweb and
3028 -frename-registers are enabled.
3030 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3033 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3034 if *rhs_p is not a SSA_NAME.
3036 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3038 Fix PR tree-optimization/22422
3039 * tree-ssa-structalias.c (struct variable_info): Add flag for
3041 (get_varinfo): Now a static function.
3042 (new_varinfo): init has_union and is_special_var to false.
3043 (solution_set_add): Check has_union.
3044 (do_da_constraint): Move temporary variable so it gets reset
3046 Also check for special variable.
3047 (do_ds_constraint): Ditto.
3048 (do_sd_constraint): Ditto.
3049 (do_structure_copy): Check for special variable.
3050 (find_func_aliases): Ditto.
3051 (init_base_vars): Set special vars properly.
3053 2005-07-13 Jan Hubicka <jh@suse.cz>
3055 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3058 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3059 (get_expr_operands): Fix thinko wrt flags and subvars.
3061 PR tree-optimize/22379
3062 * tree-inline.c (expand_call_inline): Do not output sorry in early
3065 2005-07-12 Dale Johannesen <dalej@apple.com>
3067 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3069 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3072 * host-linux.h: Include limits.h.
3074 2005-07-12 Dale Johannesen <dalej@apple.com>
3076 * expr.c (compress_float_constant): Add cost check.
3077 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3079 2005-07-12 Dale Johannesen <dalej@apple.com>
3081 * gcc.target/i386/compress-float-sse.c: New.
3082 * gcc.target/i386/compress-float-sse-pic.c: New.
3083 * gcc.target/i386/compress-float-387.c: New.
3084 * gcc.target/i386/compress-float-387-pic.c: New.
3085 * gcc.dg/compress-float-ppc.c: New.
3086 * gcc.dg/compress-float-ppc-pic.c: New.
3088 2005-07-12 Eric Christopher <echristo@redhat.com>
3090 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3092 * config/s390/s390.md: Include tpf.md. Move tpf specific
3094 * config/s390/tpf.md: To here.
3095 * config/s390/s390.opt: Move tpf specific options...
3096 * config/s390/tpf.opt: to here. Add mmain option.
3097 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3098 * config/s390/tpf.h: Rewrite.
3100 2005-07-12 Eric Christopher <echristo@redhat.com>
3102 * gcc.c (struct infile): Update comment for language.
3103 (main): Rewrite input file resetting code.
3105 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3108 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3109 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3110 (lookup_avail_expr): Use constant_boolean_node instead
3111 of boolean_false_node/boolean_true_node.
3113 2005-07-12 Ben Elliston <bje@au.ibm.com>
3115 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3116 and use it when printing num_edges.
3118 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3120 * doc/extend.texi (Blackfin Built-in Functions): New section.
3121 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3124 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3126 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3127 s/cmpstrsi/cmpstrnsi
3128 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3130 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3131 (init_optabs): Initialize cmpstrn_optab.
3132 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3133 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3134 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3135 * config/i386/i386.md: s/cmpstr/cmpstrn
3136 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3137 * doc/md.texi: Update documentation.
3139 2005-07-11 Richard Henderson <rth@redhat.com>
3141 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3142 build_va_arg_indirect_ref.
3143 (alpha_gimplify_va_arg): Likewise.
3144 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3145 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3146 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3147 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3148 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3149 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3151 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3153 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3155 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3156 * passes.c (init_optimization_passes): Add pass_empty_loop.
3157 * tree-pass.h (pass_empty_loop): Declare.
3158 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3159 try_remove_empty_loop, remove_empty_loops): New functions.
3160 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3161 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3163 2005-07-12 Peter Barada <peter@the-baradas.com>
3167 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3168 in address registers.
3169 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3170 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3171 alternative of addsi3_5200.
3173 2005-07-11 Ian Lance Taylor <ian@airs.com>
3175 * config/mips/mips.md (ffs<mode>2): Remove.
3177 2005-07-11 Ian Lance Taylor <ian@airs.com>
3179 * doc/tree-ssa.texi (Cleanups): Improve description of
3181 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3183 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3185 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3186 * tree.h (DECL_ARGUMENT_FLD): New macro.
3188 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3190 Fix PR tree-optimization/22404
3192 * tree-ssa-structalias.c (create_variable_info_for): Use
3195 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3197 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3198 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3199 for second comparison operand.
3200 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3202 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3203 (define_insn_reservation "alu"): Likewise.
3204 (csync, ssync): Now of type sync.
3205 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3206 -mcsync-anomaly -mspecld-anomaly.
3207 * config/bfin/bfin.opt (mcsync): Remove.
3208 (mcsync-anomaly, mspecld-anomaly): Add.
3209 * config/bfin/bfin.c: Include "insn-codes.h".
3210 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3211 (TARGET_DEFAULT_TARGET_FLAGS): New.
3212 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3214 2005-07-11 Steven Bosscher <stevenb@suse.de>
3216 * basic-block.h: Give the BB flags enum a name, bb_flags.
3217 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3218 * cfgcleanup.c (enum bb_flags): Remove here.
3219 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3220 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3221 (update_forwarder_flag): Likewise.
3222 (thread_jump): Likewise.
3223 (try_forward_edges): Likewise.
3224 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3225 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3226 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3228 2005-07-11 Richard Guenther <rguenther@suse.de>
3230 * config/i386/i386.opt: New target option -msseregparm.
3231 * config/i386/i386.c (override_options): Error out for
3232 -msseregparm but no SSE support.
3233 (ix86_function_sseregparm): Check for global sseregparm.
3234 * doc/invoke.texi: Document -msseregparm.
3236 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3238 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3239 (m32rle-*-linux*): Ditto.
3241 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3243 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3244 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3247 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3251 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3252 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3254 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3256 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3257 (varmap): Heapify varmap.
3258 (constraints): Heapify constraints.
3259 (struct constraint_graph): Heapify succs and preds.
3260 (constraint_vec_find): Update for heapification.
3261 (constraint_set_union): Ditto.
3262 (insert_into_complex): Ditto.
3263 (constraint_edge_vec_find): Ditto.
3264 (erase_graph_self_edge): Ditto.
3265 (add_graph_edge): Ditto.
3266 (get_graph_weights): Ditto.
3267 (merge_graph_nodes): Ditto.
3268 (build_constraint_graph): Ditto.
3269 (topo_visit): Ditto.
3270 (solve_graph): Ditto.
3271 (create_variable_info_for): Ditto.
3272 (init_base_vars): Ditto.
3273 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3274 (condese_varmap_nodes): Free complex vector.
3275 (clear_edges_for_node): Clear succs and preds vector.
3277 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3279 * tree-ssa-structalias.c (update_alias_info): Change counting of
3280 references to not include vdefs.
3282 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3284 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3287 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3289 * pa.c (pa_commutative_p): Make PLUS commutative when
3290 TARGET_NO_SPACE_REGS is true.
3292 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3294 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3295 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3296 * tree-dfa.c (dump_subvars_for): New.
3297 (debug_subvars_for): New.
3298 (dump_variable): Show subvariables if VAR has them.
3299 * tree-flow-inline.h (get_subvar_at): New.
3300 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3301 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3303 (struct subvar): Change fields offset and size to unsigned
3305 (dump_subvars_for): Declare.
3306 (debug_subvars_for): Declare.
3307 (get_subvar_at): Declare.
3308 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3309 to unsigned HOST_WIDE_INT *.
3310 (overlap_subvar): Likewise.
3311 * tree-gimple.c (is_gimple_reg): Always return false for
3312 SFTs and memory tags.
3313 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3315 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3316 (compute_may_aliases): Call compute_points_to_sets.
3317 (collect_points_to_info_for): Remove.
3318 (compute_points_to_and_addr_escape): Remove.
3319 (delete_alias_info): Call delete_points_to_sets.
3320 (compute_flow_sensitive_aliasing): If the call to
3321 find_what_p_points_to returns false, call set_pt_anything.
3322 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3323 (set_pt_anything): Clear pi->pt_vars.
3324 (set_pt_malloc): Remove.
3325 (merge_pointed_to_info): Remove.
3326 (add_pointed_to_expr): Remove.
3327 (add_pointed_to_var): Remove.
3328 (collect_points_to_info_r): Remove.
3329 (is_escape_site): Make extern.
3331 (create_overlap_variables_for): Call it.
3332 * tree-ssa-copy.c (merge_alias_info): Never merge
3333 flow-sensitive alias information.
3334 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3335 offset and size to be unsigned HOST_WIDE_INT.
3336 (add_to_addressable_set): Rename from note_addressable.
3337 Set TREE_ADDRESSABLE as the variables are added to the set.
3339 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3340 operands into VUSEs when adding V_MAY_DEFs for members in an
3342 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3343 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3344 (struct variable_info): Add bitfield is_heap_var.
3345 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3346 (new_var_info): Initialize is_heap_var.
3347 (get_constraint_for): Add HEAP variables to the symbol table.
3348 Mark them with is_heap_var.
3349 (update_alias_info): New. Taken mostly from the old
3350 compute_points_to_and_addr_escape.
3351 (handle_ptr_arith): New.
3352 (find_func_aliases): Call update_alias_info.
3353 Call handle_ptr_info for tcc_binary expressions.
3354 Call mark_stmt_modified.
3355 (create_variable_info_for): If DECL has subvars, do not create
3356 variables for its subvars. Always add all the fields.
3357 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3358 SFTs, then add all the SFTs of the structure.
3359 If VI->DECL is an aggregate with subvariables, add the SFT at
3361 (find_what_p_points_to): If VI is an artificial variable,
3362 translate to bitfields in SSA_NAME_PTR_INFO.
3363 If the solution is empty, set pi->pt_vars to NULL
3364 (init_base_vars): Create ANYOFFSET.
3365 (compute_points_to_sets): Rename from create_alias_vars.
3367 (pass_build_pta): Remove.
3368 (delete_points_to_sets): Rename from delete_alias_vars.
3369 (pass_del_pta): Remove.
3370 * tree-ssa-structalias.h (struct alias_info): Move from
3372 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3373 NUM_REFERENCES_SET): Likewise.
3374 (compute_points_to_sets, delete_points_to_sets): Declare.
3376 2005-07-09 Richard Henderson <rth@redhat.com>
3378 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3379 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3380 alpha_split_lock_test_and_set_12): New functions.
3381 * config/alpha/alpha-protos.h: Update.
3382 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3383 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3384 * config/alpha/sync.md (I12MODE): New.
3385 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3386 (sync_<fetchop_name><I48MODE>): Likewise.
3387 (sync_nand<I48MODE>): Likewise.
3388 (sync_old_<fetchop_name><I48MODE>): Likewise.
3389 (sync_new_<fetchop_name><I48MODE>): Likewise.
3390 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3391 (sync_compare_and_swap<I48MODE>): Likewise.
3392 (sync_lock_test_and_set<I48MODE>): Likewise.
3393 (sync_compare_and_swap<I12MODE>): New.
3394 (sync_compare_and_swap<I12MODE>_1): New.
3395 (sync_lock_test_and_set<I12MODE>): New.
3396 (sync_lock_test_and_set<I12MODE>_1): New.
3398 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3402 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3404 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3406 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3407 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3409 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3412 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3414 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3416 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3417 memory_operand constraint.
3418 (store_conditional_<mode>): Same.
3419 (sync_compare_and_swap<mode>): Same.
3420 (sync_lock_test_and_set<mode>): Same.
3422 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3424 Rewrite PIC support to more closely model actual instructions.
3425 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3426 (cris_symbol): Remove prototypes for removed functions.
3427 (cris_pic_symbol_type_of, cris_valid_pic_const)
3428 (cris_expand_pic_call_address): Prototypes for new functions.
3429 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3431 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3433 <case ':'>: Add case for new punctuation character.
3434 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3435 emitting (extra) PIC modifier.
3436 <case UNSPEC>: Do not assert for PLT.
3437 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3438 (cris_expand_prologue, cris_expand_epilogue): Check
3439 for pic_offset_table_rtx usage instead of taking
3440 current_function_uses_pic_offset_table as the final word.
3441 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3442 Remove flag_pic difference.
3443 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3444 the moral equivalents of...
3445 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3447 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3448 (cris_handle_option): Mark ARG as unused.
3449 (cris_expand_pic_call_address): New worker function for "call",
3451 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3452 output PIC constructs here.
3453 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3454 as symbol-specific modifers, not whole or part of operands.
3455 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3456 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3457 constants and flag_pic.
3458 (CONSTANT_INDEX_P): Adjust for new functions.
3459 (enum cris_pic_symbol_type): New helper type.
3460 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3461 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3462 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3464 ("movsi"): Emit actual instructions for GOT and relative access.
3465 ("*movsi_got_load"): New pattern to set up the register holding
3467 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3468 Adjust FIXME for 'S'.
3469 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3470 Use "movs" for -fpic cases.
3471 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3472 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3473 ("call", "call_value"): Just call cris_expand_pic_call_address for
3475 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3476 Remove special pattern.
3477 ("*expanded_call_side", "*expanded_call_value_side"): New
3479 (gotplt-to-plt, gotplt-to-plt-side-call)
3480 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3482 * config/cris/cris/predicates.md
3483 ("cris_general_operand_or_gotless_symbol"): Remove unused
3485 ("cris_general_operand_or_symbol"): Adjust for new functions.
3487 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3489 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3491 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3493 * Makefile.in (TREE_H): Add treestruct.def.
3494 (c-decl.o): Add pointer-set.h
3495 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3496 visibility on regular DECL's.
3497 (merge_decls): Fix the copying of decl nodes of various types for
3498 the new structures. Don't update RTL, section name, weak status,
3499 etc, on DECL's without RTL.
3500 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3501 Don't check volatile on non-variable types.
3502 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3503 to check whether we have seen arguments.
3504 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3505 flag is checked before field (flag is common, field is not).
3506 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3507 TS_DECL_COMMON could have an origin.
3508 (add_location_or_const_value_attribute): Don't check section name
3509 on non-var/function decls.
3510 (dwarf2out_var_location): Reverse order of tests.
3511 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3512 with DECL_WRTL_CHECK.
3513 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3514 * fold-const.c (fold_binary): Don't check weakness on
3515 non-var/function decls.
3516 (tree_expr_nonzero_p): Ditto.
3517 (fold_checksum_tree): Use tree_decl_extra as sizeof
3519 * ggc-page.c (extra_order_size_table): Add sizes for
3520 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3522 * gimplify.c (gimplify_bind_expr): Only set
3523 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3524 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3526 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3527 * langhooks.h (init_ts). New langhook.
3528 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3529 * print-tree.c (print_node): Update to only print fields that
3530 exist in the structures the passed decl has.
3531 * toplev.c (wrapup_global_declarations): Don't reset
3532 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3533 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3534 * tree-inline.c (remap_decl): Ditto.
3535 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3536 * tree-pretty-print.c (print_declaration): Don't print
3537 DECL_REGISTER on things that don't contain it.
3538 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3539 non-var/function decls.
3540 * tree.c (tree_contains_struct): New structure.
3541 (init_priority_for_decl): New hashtable.
3542 (tree_int_map): New structure.
3543 (tree_int_map_eq): New function.
3544 (tree_int_map_marked_p): Ditto.
3545 (tree_int_map_hash): Ditto.
3546 (tree_map): Move to tree.h.
3547 (tree_map_eq): Externalize.
3548 (tree_map_hash): Ditto.
3549 (tree_map_marked_p): Ditto.
3550 (init_ttree): Set up tree_contains_struct and call langhook.
3551 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3552 (tree_code_size): Update for new structures.
3553 (tree_node_structure): Update for new structures.
3554 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3556 (copy_node_stat): Copy init priority.
3557 (build_decl_stat): Ditto for visibility.
3558 (ts_enum_names): New.
3559 (tree_contains_struct_check_failed): New function.
3560 (decl_init_priority_lookup): Ditto.
3561 (decl_init_priority_insert): Ditto.
3562 * treestruct.def: New file.
3563 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3564 (CONTAINS_STRUCT_CHECK): Ditto.
3565 (tree_contains_struct_check_failed): New prototype.
3566 (DECL_CHECK): Removed.
3567 (DECL_MINIMAL_CHECK): New.
3568 (DECL_COMMON_CHECK): Ditto.
3569 (DECL_WRTL_CHECK): Ditto.
3570 (DECL_NON_COMMON_CHECK): Ditto.
3571 (DECL_WITH_VIS_CHECK): Ditto.
3572 (VAR_OR_FUNCTION_DECL_P): Ditto
3573 (struct tree_decl_minimal): New structure.
3574 (struct tree_decl_common): Ditto.
3575 (struct tree_decl_with_rtl): Ditto.
3576 (struct tree_decl_with_vis): Ditto.
3577 (struct tree_decl_non_common): Ditto.
3578 (struct tree_field_decl): Ditto.
3579 (struct tree_parm_decl): Ditto.
3580 (struct tree_var_decl): Ditto.
3581 (struct tree_function_decl): Ditto.
3582 (struct tree_const_decl): Ditto.
3583 (struct tree_result_decl): Ditto.
3584 (union tree_node): Add new structures.
3585 * var-tracking.c (track_expr_p): Reverse order of tests.
3587 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3589 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3591 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3592 * system.h: Poison FINALIZE_PIC.
3593 * doc/tm.texi (FINALIZE_PIC): Remove.
3595 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3598 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3599 to the correct type if we have a MODIFY_EXPR.
3601 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3603 PR tree-optimization/22360
3604 * tree.c (upper_bound_in_type): Fix calculations for casting
3605 to a non-wider signed type and casting a signed value to a
3606 wider unsigned type.
3607 (lower_bound_in_type): Fix calculations for casting to a
3608 non-wider signed type.
3610 PR tree-optimization/20139
3611 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3613 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3614 fold_cond_expr_cond.
3615 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3616 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3618 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3621 * tree-complex.c (expand_complex_libcall): Produce
3622 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3624 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3626 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3627 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3628 b" assert and inserted fastpath code for this case.
3629 (bitmap_ior): Removed "a != b" assert.
3631 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3633 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3634 (ENDFILE_SPEC): Likewise.
3635 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3637 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3638 a large stack frame at epilogue.
3640 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3642 * final.c: Include sdbout.h when required.
3644 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3646 * config.gcc (*-*-darwin*): Only one target-specific header file
3648 (powerpc-*-darwin*): Add version-specific header files.
3649 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3650 * config.in: Regenerate.
3651 * configure: Regenerate.
3652 * gcc.c: Include xregex.h.
3653 (version_compare_spec_function): New.
3654 (spec_function): Add version-compare.
3655 (replace_outfile_spec_function): Reformat comment.
3656 (compare_version_strings): New.
3657 * config/darwin-c.c (version_as_macro): New.
3658 (builtin_define): New.
3659 (darwin_cpp_builtins): New.
3660 * config/darwin-protos.h (darwin_cpp_builtins): New.
3661 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3662 (LIB_SPEC): Make unconditional, update comment.
3663 (TARGET_C99_FUNCTIONS): Define.
3664 * config/darwin.opt: Sort.
3665 (mmacosx-version-min=): New.
3666 * config/darwin7.h: Delete.
3667 * config/darwin8.h: Delete.
3668 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3669 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3670 (TARGET_C99_FUNCTIONS): Define.
3671 * config/rs6000/darwin7.h: New.
3672 * config/rs6000/darwin8.h: New.
3673 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3674 (-mmacosx-version-min): Document.
3676 2005-07-07 Ian Lance Taylor <ian@airs.com>
3678 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3680 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3683 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3685 2005-07-07 Khem Raj <kraj@mvista.com>
3687 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3688 in bytes, not words.
3690 2005-07-07 Paul Brook <paul@codesourcery.com>
3692 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3693 DEFAULT_FUNCTION_ARG_PADDING to upward.
3695 2005-07-07 Richard Henderson <rth@redhat.com>
3697 * function.c (locate_and_pad_parm): Record parameter alignment in
3698 stack_alignment_needed.
3700 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3702 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3703 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3704 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3705 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3706 (define_attr "type"): Add isync, sync, load_l, store_c.
3707 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3708 Create scratch volatile MEM.
3709 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3711 (load_locked_<mode>): New.
3712 (store_conditional_<mode>): New.
3713 (sync_compare_and_swap<mode>): Replace with splitter.
3714 (sync_lock_test_and_set<mode>): Replace with splitter.
3715 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3717 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3718 is ics. Attribute isync.
3719 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3721 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3722 and UNSPECV_SYNC_OP.
3723 (emit_unlikely_jump): New.
3724 (emit_load_locked): New.
3725 (emit_store_conditional): New.
3726 (rs6000_split_compare_and_swap): New.
3727 (rs6000_split_lock_test_and_set): New.
3728 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3729 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3730 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3731 rs6000_split_lock_test_and_set): Declare.
3732 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3733 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3734 store_c, isync, sync.
3736 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3738 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3739 filenames to gtyp-gen.h.
3740 (s-typ-gen): Use it in place of for loops.
3742 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3744 * hooks.c (hook_bool_rtx_int_false): New function.
3745 * hooks.h (hook_bool_rtx_int_false): Declare.
3746 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3747 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3748 * target.h (struct gcc_target): Add commutative_p member.
3749 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3750 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3751 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3752 (pa_commutative_p): New function.
3753 * jump.c (target.h): Include.
3754 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3755 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3757 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3759 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3760 (s390_expand_setmem): New.
3761 * config/s390/s390.c: Likewise.
3762 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3764 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3765 general_operand. Call new function "s390_expand_setmem".
3766 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3767 ("setmem_long", "*setmem_long"): ... this.
3769 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3771 * config/s390/s390.c: (optimization_options): Enable
3772 TARGET_MVCLE at -Os.
3773 * doc/invoke.texi: Document changes in default behaviour.
3774 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3776 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3778 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3779 defined by back-end.
3781 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3783 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3784 all sets in the pattern.
3785 * config/rs6000/rs6000.md (stack_protect_testsi,
3786 stack_protect_testdi): Likewise.
3788 2005-07-06 Jeff Law <law@redhat.com>
3790 * tree-vrp.c (simplify_using_ranges): Kill.
3791 (vrp_finalize): Remove call to simplify_using_ranges.
3792 (simplify_stmt_using_ranges): New function extracted from
3793 simplify_using_ranges.
3794 (simplify_div_or_mod_using_ranges): Likewise.
3795 (simplify_abs_using_ranges): Likewise.
3796 (simplify_cond_using_ranges): New function.
3797 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3798 * tree-ssa-propagate.c (substitute_and_fold): Call
3799 simplify_stmt_using_ranges if we have range information.
3801 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3803 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3804 ia64_flag_schedule_isns2.
3806 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3807 reading/writing general registers.
3808 (ia64_function_arg): Revert 2005-06-18 change.
3810 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3812 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3813 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3815 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3817 * function.c (expand_function_end): Revert part of 2005-06-27
3818 patch. Do sjlj_emit_function_exit_after after return_label.
3820 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3822 * doc/install.texi (--disable-libssp): New.
3824 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3826 * doc/invoke.texi: Update -fforce-mem documentation.
3827 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3828 code for -fforce-mem.
3829 * expmed.c: (store_bit_field,store_fixed_bit_field,
3830 extract_bit_field): Ditto.
3831 * expr.c: (convert_move): Ditto.
3832 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3833 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3834 emit_conditional_add,expand_float,expand_fix): Ditto.
3835 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3836 (common_handle_option): Issue warning when -fforce-mem specified.
3838 2005-07-06 Paul Brook <paul@codesourcery.com>
3840 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3842 * configure: Regenerate.
3844 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3846 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3848 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3850 Fix PR tree-optimization/22319
3851 Fix PR tree-optimization/22140
3852 Fix PR tree-optimization/22310
3854 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3855 variable sized types.
3856 Use correct type for intermediate structure on *a = *b structure
3859 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3861 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3863 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3864 (machine_function): Move typedef to...
3865 * config/rs6000/rs6000.c (machine_function): ... here. Add
3866 varargs_save_offset field.
3867 (rs6000_stack_t): Remove varargs_size field.
3868 (setup_incoming_varargs): Allocate varargs save area using
3869 assign_stack_local, try to make it as small as possible.
3870 Save offset from virtual_stack_vars_rtx to the save area
3871 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3872 instead of magic 8 when fp word byte size is used.
3873 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3874 instead of -RS6000_VARARGS_SIZE.
3875 (rs6000_stack_info, debug_stack_info,
3876 rs6000_initial_elimination_offset): Remove all traces of
3878 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3879 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3880 RS6000_VARARGS_AREA.
3882 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3884 PR tree-optimization/21963
3885 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3886 constant_multiple_of in the same way get_computation_cost_at does.
3888 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3890 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3891 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3892 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3893 and return its previous value.
3894 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3895 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3897 (stack_protect_set, stack_protect_test): New expanders.
3898 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3899 stack_protect_testdi): New insns.
3900 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3901 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3903 2005-07-06 Jeff Law <law@redhat.com>
3905 * tree-ssa-dce.c (cfg_altered): New global.
3906 (tree_dce_init): Initialize cfg_altered.
3907 (remove_dead_stmt): If we remove an edge in the CFG, then set
3909 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3912 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3914 * Makefile.in (stamp-collect-ld): Use
3915 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3916 ./collect-ld if it already exists.
3917 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3918 Don't remove ./nm if it already exists.
3920 2005-07-05 Devang Patel <dpatel@apple.com>
3922 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3923 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3924 * tree-vectorizer.c (vect_loop_location): New.
3925 (vect_print_dump_info): Use vect_loop_location.
3926 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3927 (vectorize_loops): Set vect_loop_location.
3928 * tree-vect-analyze.c (vect_analyze_offset_expr,
3929 vect_determin_vectorization_factor, vect_analyze_operations,
3930 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3931 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3932 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3933 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3934 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3935 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3936 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3937 vect_analyze_loop): Adjust vect_print_dump_info API.
3938 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3939 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3940 vect_finish_stmt_generation, vectorizable_assignment,
3941 vectorizable_operation, vectorizable_store, vectorizable_load,
3942 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3943 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3944 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3945 vect_transform_loop): Same.
3946 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3947 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3950 2005-07-05 Randolph Chung <tausq@debian.org>
3952 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3953 * configure: Regenerate.
3954 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3955 (pa_tls_referenced_p): Declare.
3956 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3957 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3958 (legitimize_tls_address): New.
3959 (hppa_legitimize_address): Handle TLS addresses.
3960 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3961 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3962 (emit_move_sequence): Handle TLS addresses.
3963 (pa_encode_section_info): Call default handler to handle common
3965 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3966 (CONSTANT_ADDRESS_P): Reject TLS operands.
3967 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3968 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3969 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3970 (UNSPEC_TLSLE): Define new constants.
3971 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3972 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3973 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3974 (tie_symbolic_operand, tle_symbolic_operand): New
3976 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3978 * aclocal.m4: Update macros for autoconf 2.59 style.
3979 * configure.ac: Likewise.
3981 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3983 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3984 (function_arg): Pass small aggregates in general registers on 32-bit
3986 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3988 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3990 * Makefile.in (final.o): Fix dependencies.
3992 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3996 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3997 * langhooks.c (lhd_expr_to_decl): New.
3998 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4000 (LANG_HOOKS_INITIALIZER): Update.
4001 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4002 expr_to_decl langhook.
4003 * c-tree.h (c_expr_to_decl): Declare.
4004 * c-typeck.c (c_expr_to_decl): New.
4005 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4007 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4009 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4012 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4013 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4015 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4017 * Makefile.in: Adjust dependencies.
4018 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4019 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4020 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4021 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4022 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4023 rest_of_compilation.
4025 * bb-reorder.c (gate_duplicate_computed_gotos,
4026 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4027 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4028 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4029 pass_partition_blocks): New.
4030 * bt-load.c (gate_handle_branch_target_load_optimize,
4031 rest_of_handle_branch_target_load_optimize,
4032 pass_branch_target_load_optimize): New.
4033 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4035 * cfglayout.c (pass_insn_locators_initialize): New.
4036 * cfgrtl.c (pass_free_cfg): New.
4037 * combine.c (gate_handle_combine, rest_of_handle_combine,
4039 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4040 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4041 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4042 * except.c (pass_set_nothrow_function_flags,
4043 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4045 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4046 rest_of_handle_shorten_branches, pass_shorten_branches,
4047 rest_of_clean_state, pass_clean_state): New.
4048 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4049 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4050 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4052 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4053 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4054 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4055 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4057 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4058 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4059 pass_rtl_ifcvt, gate_handle_if_after_combine,
4060 rest_of_handle_if_after_combine, pass_if_after_combine,
4061 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4062 pass_if_after_reload): New.
4063 * integrate.c (pass_initial_value_sets): New.
4064 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4065 pass_purge_lineno_notes): New.
4066 * mode-switching.c (rest_of_handle_mode_switching,
4067 pass_mode_switching): New.
4068 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4069 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4071 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4072 pass_loop_optimize): New.
4073 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4075 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4077 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4078 pass_postreload_cse): New.
4079 * profile.c (gate_handle_profiling, pass_profiling,
4080 rest_of_handle_branch_prob, pass_branch_prob): New.
4081 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4082 pass_split_before_regstack, gate_handle_split_before_regstack,
4083 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4084 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4085 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4086 pass_stack_regs): New.
4087 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4088 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4089 pass_stack_adjustments): New.
4090 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4091 pass_regrename): New.
4092 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4093 pass_delay_slots, gate_handle_machine_reorg,
4094 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4095 * rtl.h (extern void purge_line_number_notes): New.
4096 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4097 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4099 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4101 * value-prof.c (gate_handle_value_profile_transformations,
4102 rest_of_handle_value_profile_transformations,
4103 pass_value_profile_transformations): New.
4104 * var-tracking.c (gate_handle_var_tracking,
4105 pass_variable_tracking): New.
4106 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4108 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4109 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4110 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4111 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4112 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4113 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4114 rest_of_handle_gcse2, rest_of_handle_regmove,
4115 rest_of_handle_tracer, rest_of_handle_if_conversion,
4116 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4117 rest_of_handle_web, rest_of_handle_branch_prob,
4118 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4119 rest_of_handle_jump_bypass, rest_of_handle_combine,
4120 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4121 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4122 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4123 rest_of_handle_mode_switching, rest_of_handle_jump,
4124 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4125 rest_of_handle_flow2, rest_of_handle_jump2,
4126 rest_of_handle_peephole2, rest_of_handle_postreload,
4127 rest_of_handle_shorten_branches, rest_of_clean_state,
4128 rest_of_compilation): Remove.
4130 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4131 * passes.c (dump_flags, in_gimple_form, all_passes,
4132 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4133 register_dump_files, next_pass_1, last_verified, execute_todo,
4134 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4135 from tree-optimize.c.
4136 (init_optimization_passes): Moved from tree-optimize.c,
4137 adding the RTL optimizations.
4138 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4139 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4140 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4141 register_dump_files, next_pass_1, last_verified, execute_todo,
4142 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4143 init_tree_optimization_passes, ipa_passes): Delete.
4144 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4146 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4147 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4149 (ipa_passes): Remove.
4150 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4151 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4152 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4153 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4154 (dump_info_p, dump_flag): Moved to tree-dump.h.
4156 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4158 * passes.c (finish_optimization_passes): Use dump_begin
4159 and dump_end, TDI_end.
4160 (gate_rest_of_compilation): New.
4161 (pass_rest_of_compilation): Use it.
4162 (gate_postreload, pass_postreload): New.
4163 * toplev.c (general_init): Rename init_tree_optimization_passes.
4164 * toplev.h (init_tree_optimization_passes): Rename to
4165 init_optimizations_passes.
4166 * tree-dump.c (dump_flag): Make static.
4167 (dump_files): Remove RTL dumps.
4168 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4169 pass_cleanup_cfg, pass_free_cfg_annotations,
4170 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4171 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4172 * tree-pretty-print.c: Include tree-pass.h.
4173 * cgraph.c: Include tree-dump.h.
4175 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4177 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4178 Only fall back to saying it points to readonly memory if
4181 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4183 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4184 * config/m32r/m32r.c (m32r_compute_frame_size,
4185 m32r_expand_prologue): Take current_function_profile into
4186 account whenever we reference
4187 current_function_uses_pic_offset_table.
4188 (m32r_finalize_pic): Remove.
4189 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4191 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4193 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4194 instead of $<. Don't remove ./as if it already exists.
4196 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4199 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4200 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4201 for complex modes when generating code for PA 1.0.
4202 (VALID_FP_MODE_P): New macro.
4203 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4204 sets for all general and floating point modes. Align wide floating
4205 point modes to even register boundaries to comply with architectural
4207 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4208 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4209 (VALID_FP_MODE_P): New macro.
4210 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4211 sets for all general and floating point modes. Align wide floating
4212 point modes to even register boundaries to comply with architectural
4215 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4217 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4220 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4222 * tree-ssa-structalias.c: Don't include expr.h.
4224 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4226 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4229 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4231 Fix PR tree-optimization/22279
4233 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4236 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4238 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4240 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4242 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4243 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4244 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4245 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4246 config/stormy16/stormy16.c, config/v850/v850.c,
4247 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4248 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4249 Avoid "." or "\n" at end of diagnostics and capital letters at
4250 start of diagnostics.
4251 * combine.c, cse.c: Don't translate dump file output.
4252 * toplev.c (print_version): Only translate output if going to
4255 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4257 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4258 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4261 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4263 * pa.c (fix_range): Fix typo in comment.
4265 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4267 * tree-vrp.c (extract_range_from_assert): Replace
4268 fold (build (...)) with fold_build2.
4270 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4272 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4273 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4274 (format_types_orig, handle_format_attribute): Add support for
4277 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4279 * varasm.c (assemble_variable): Fix format specifier thinko.
4281 2005-07-03 Ira Rosen <irar@il.ibm.com>
4283 PR tree-optimization/22029 (and 22135)
4284 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4285 a phi node before calling dump_vops.
4287 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4289 * tree-dump.h (dump_string_field): Declare.
4290 * tree-dump.c: Use it instead of dump_string.
4291 (dump_string_field): Make non-static.
4293 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4295 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4296 up the minimal CFG stuff always when optimize > 0. Call
4297 split_all_insns_noflow in PIC case if needed.
4299 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4300 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4303 * c-decl.c (c_write_global_declarations): Dump contents of
4305 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4306 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4307 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4308 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4311 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4313 * c-common.h (GCC_DIAG_STYLE): Define.
4314 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4315 version for format checking to 4.1.
4316 * c-format.c: Include toplev.h after c-common.h.
4317 (enum format_type): Add gcc_tdiag_format_type.
4318 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4319 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4320 (format_types_orig): Add gcc_tdiag.
4321 (init_dynamic_diag_info): Support gcc_tdiag formats.
4322 (handle_format_attribute): Likewise.
4323 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4324 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4325 version for format checking to 4.1.
4326 (warning0, warning, error, pedwarn, sorry): Use
4328 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4329 (finish_aliases_1): Do not use %qE.
4330 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4331 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4332 Correct format bugs.
4333 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4334 parameter to unsigned HOST_WIDE_INT.
4335 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4337 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4340 * expr.c (write_complex_part): Use adjust_address for MEM.
4341 (read_complex_part): Same.
4343 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4345 Fix PR tree-optimization/22280
4347 * tree-sra.c (generate_element_init): Remove useless loop.
4349 2005-07-02 Richard Henderson <rth@redhat.com>
4351 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4353 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4355 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4358 * fold-const.c (fold_binary): Handle the return value of
4359 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4360 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4362 2005-07-02 Jeff Law <law@redhat.com>
4364 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4365 a eliminate type conversion which feeds an equality comparison
4366 if the original type or either operand in the comparison is a
4369 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4371 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4372 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4374 * config/avr/avr.c: Do not use '`' as left quote.
4375 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4376 Remove "." from end of diagnostics. Make diagnostics start with
4379 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4380 Joseph S. Myers <joseph@codesourcery.com>
4382 * toplev.c (default_tree_printer): Handle setting location with
4384 * c-objc.common.c (c_tree_printer): Likewise.
4385 * c-format.c (gcc_diag_flag_specs): Add '+'.
4386 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4387 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4389 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4390 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4391 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4392 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4393 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4394 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4395 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4396 format arguments where %J is used without %D.
4398 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4400 * gcc.c (LINK_SSP_SPEC): Define.
4401 (link_ssp_spec): New variable.
4402 (LINK_COMMAND_SPEC): Add %(link_ssp).
4403 (static_specs): Add link_ssp_spec.
4404 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4405 * configure: Rebuilt.
4406 * config.in: Rebuilt.
4408 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4409 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4410 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4411 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4412 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4413 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4414 -0x7008(2) instead of reading __stack_chk_guard variable.
4415 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4417 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4418 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4419 if TARGET_THREAD_SSP_OFFSET is defined.
4420 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4421 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4424 2005-06-27 Richard Henderson <rth@redhat.com>
4425 * libgcc-std.ver (GCC_4.1.0): New.
4426 * libgcc.h (__stack_chk_guard): Declare.
4427 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4428 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4429 * mklibgcc.in (lib2funcs): Add them.
4431 2005-07-01 Richard Henderson <rth@redhat.com>
4433 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4434 void * before struct sigcontext *.
4435 (x86_fallback_frame_state): Likewise.
4437 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4439 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4441 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4444 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4445 we check for SSA_NAME for.
4447 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4449 Fix PR tree-optimization/22071
4451 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4453 (get_constraint_for_component_ref): Use it.
4455 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4458 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4459 print out the last new line.
4461 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4463 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4464 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4465 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4466 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4467 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4468 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4469 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4470 (enum reg_class): New member CC0_REGS.
4471 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4472 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4473 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4474 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4475 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4476 Adjust for register now described.
4478 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4481 * config/i386/i386.md (stack_protect_test_si,
4482 stack_protect_test_di): Add earlyclobber for scratch 3.
4483 * config/rs6000/rs6000.md (stack_protect_testsi,
4484 stack_protect_testdi): Add earlyclobber for scratch 3,
4485 remove earlyclobber from scratch 4.
4487 Older entries for 2005 can be found in ChangeLog-2005.