1 2005-08-16 Ian Lance Taylor <ian@airs.com>
3 * doc/tm.texi (Label Output): Correct typo.
5 2005-08-16 Steven Bosscher <stevenb@suse.de>
8 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
9 force_operand will work later on using have_insn_for.
11 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
15 2005-08-16 Ian Lance Taylor <ian@airs.com>
18 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
19 vector type, don't try to construct it element by element. Add an
20 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
22 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
24 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
26 2005-08-16 Geoffrey Keating <geoffk@apple.com>
28 * doc/invoke.texi (Precompiled Headers): Document some more options
29 which are known to be safe.
31 2005-08-16 James E Wilson <wilson@specifix.com>
33 PR tree-optimization/21105
34 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
37 2005-08-16 David Edelsohn <edelsohn@gnu.org>
39 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
40 (neg_ltu<mode>): Same.
42 (neg_gtu<mode>): Same.
44 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
46 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
47 (fold_builtin_isdigit): Use fold_buildN.
48 (build_function_call_expr): Likewise.
49 * c-typeck.c (c_finish_loop): Likewise.
51 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
52 Richard Shann <rshann@superh.com>
55 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
57 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
59 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
61 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
64 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
65 arm_compure_save_reg0_reg12_mask to determine when the PIC register
68 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
71 * fold-const.c (build_range_check): Disable optimization for function
72 pointer expressions on targets that require function pointer
75 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
77 * simplify-rtx.c (simplify_const_relational_operation): When
78 extracting arguments of a COMPARE, recompute the mode as well.
80 2005-08-15 Ian Lance Taylor <ian@airs.com>
82 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
84 2005-08-15 DJ Delorie <dj@redhat.com>
86 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
88 (movsi_splittable): Allow, but split, moves to the stack.
89 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
92 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
94 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
95 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
96 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
98 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
99 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
100 Delete HOST_PTR_PRINTF.
102 * configure, config.in: Regenerate.
104 2005-08-15 David Edelsohn <edelsohn@gnu.org>
106 * config/rs6000/rs6000.md (QHSI): New mode macro.
107 (wd): Extend mode attr for QImode and HImode
108 (dbits): New mode attr.
109 (zero_extend<mode>di2): Convert to mode macro.
111 2005-08-15 Steve Ellcey <sje@cup.hp.com>
114 * doc/invoke.texi (-mgnu-ld): Update description.
117 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
120 * Makefile.in (tree-chrec.o): Depends on real.h.
121 * tree-chrec.c: Include real.h.
122 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
123 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
124 * tree-scalar-evolution.c (add_to_evolution_1,
125 interpret_rhs_modify_expr): Ditto.
127 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
130 * tree-data-ref.c (estimate_niter_from_size_of_data): When
131 step is negative compute the estimation from init downwards to zero.
133 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
135 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
137 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
139 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
141 (legitimate_reload_constant_p): Fix handling of lliXX operands.
142 Accept double-word constants that can be split.
143 * config/s390/s390.md ("movti"): Use 'P' constraint.
144 ("*movdi_31", "*movdf_31"): Likewise.
146 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
148 Fix PR tree-optimization/22615
150 * tree-ssa-structalias.c (solution_set_add): Handle
151 first_vi_for_offset returning NULL.
152 (do_da_constraint): Ditto.
153 (do_sd_constraint): Ditto.
154 (do_ds_constraint): Ditto
155 (find_func_aliases): Ditto.
156 (build_constraint_graph): RHS is allowed be ANYTHING.
157 (first_vi_for_offset): Return NULL if we couldn't find anything at
160 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
162 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
163 over memory as first operand.
165 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
168 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
169 available for setting it.
171 2005-08-14 Ira Rosen <irar@il.ibm.com>
173 PR tree-optimization/23320
174 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
175 data-refs' types instead of base object nullness. Add check for
176 pointer type data-refs before first location comparison. Remove
179 2005-08-14 Andreas Schwab <schwab@suse.de>
181 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
183 2005-08-13 James E Wilson <wilson@specifix.com>
185 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
186 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
187 -fstack-protector-all, --param ssp-buffer-size): Document.
188 (-Wvariadic-macros): Alphabetize.
189 (-fsched-stalled-insns-dep): Add missing 'f'.
191 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
194 2005-08-13 David Edelsohn <edelsohn@gnu.org>
196 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
197 or indirect address operand.
198 (EXTRA_ADDRESS_CONSTRAINT): New.
199 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
201 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
203 PR tree-optimization/22236
204 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
205 successors and predecessors.
206 * tree-chrec.c (chrec_convert): Before converting, check that
207 sequences don't wrap.
208 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
209 (analyze_array): Extern.
210 (find_data_references_in_loop): Remove call to
211 compute_estimated_nb_iterations.
212 * tree-data-ref.h (analyze_array): Declared.
213 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
214 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
215 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
216 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
218 * tree-ssa-loop-ivcanon.c: Fix documentation.
219 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
220 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
221 (infer_loop_bounds_from_undefined): New.
222 (estimate_numbers_of_iterations_loop): Use
223 infer_loop_bounds_from_undefined.
224 (used_in_pointer_arithmetic_p): New.
225 (scev_probably_wraps_p): Pass an extra parameter. Call
226 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
227 (convert_step): Fix documentation.
228 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
229 Use initial_condition_in_loop_num and evolution_part_in_loop_num
230 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
231 scev_probably_wraps_p.
233 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
235 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
236 (s390_register_info): Ignore clobbered_regs information for fixed
237 registers, and only fixed registers.
238 (s390_init_frame_layout): Remove redundant call.
240 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
242 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
243 description of -Wold-style-casts.
245 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
246 Jakub Jelinek <jakub@redhat.com>
248 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
249 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
250 * config/s390/s390.c (print_operand): New output modifier 'G' added.
251 (get_thread_pointer): Renamed to s390_get_thread_pointer.
252 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
253 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
254 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
255 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
256 ("stack_protect_set", "stack_protect_test"): New expanders.
257 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
258 "stack_protect_testdi"): New insn definitions.
260 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
262 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
264 2005-08-12 Paul Brook <paul@codesourcery.com>
266 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
268 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
270 * config/s390/predicates.md (setmem_operand): New predicate.
271 (shift_count_operand): Accept ANDs with special constants as
273 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
274 with special constants.
275 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
276 shift_count_operand with setmem_operand.
278 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
280 * config/s390/s390.c (s390_extract_part, s390_single_part):
282 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
283 (s390_output_mi_thunk): Don't use lg on 31 bit.
284 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
285 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
287 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
289 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
290 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
291 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
292 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
293 with one of the new macros.
295 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
297 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
298 Don't set save_return_addr_p.
299 (s390_register_info): Make clobbered_regs not depending on
302 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
304 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
305 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
307 2005-08-11 James E. Wilson <wilson@specifix.com>
309 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
311 2005-08-11 Jakub Jelinek <jakub@redhat.com>
313 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
314 locations gathered by var-tracking in single entry loc_list
315 over loc_descriptor_from_tree.
317 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
318 pass it down to loc_descriptor.
319 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
320 (containing_function_has_frame_base): Move earlier in the file.
321 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
322 instead of always assuming fbreg can't be used.
324 2005-08-11 David Edelsohn <edelsohn@gnu.org>
326 * config/rs6000/altivec.md: Change constraint "m" to "Z".
327 * config/rs6000/predicates.md (indexed_or_indirect_operand):
328 Accept address wrapped in AND for Altivec.
329 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
330 Strip AND wrapping offset address for Altivec.
332 2005-08-11 Richard Henderson <rth@redhat.com>
335 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
336 before using TYPE_IS_SIZETYPE.
338 2005-08-11 Richard Henderson <rth@redhat.com>
341 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
342 insn types not present on ev4.
343 (alphaev5_insn_pipe): Similarly.
345 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
348 * arm.c (arm_override_options): If the user has selected callee-super-
349 interworking, then enable normal interworking.
351 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
353 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
356 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
358 * doc/rtl.texi: Fix two typos.
360 2005-08-11 Richard Guenther <rguenther@suse.de>
363 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
364 cases where we call to/from functions returning void.
366 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
369 * tree.c (build_pointer_type_for_mode): Robustify.
371 2005-08-10 James E Wilson <wilson@specifix.com>
373 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
374 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
376 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
379 2005-08-10 Eric Christopher <echristo@apple.com>
381 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
382 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
385 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
388 * config/darwin.c (machopic_indirect_data_reference): Use a new register
389 for the high part when generating dynamic-no-pic code.
391 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
393 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
394 (x86_64-*-linux*): Likewise.
396 * config/i386/crtfastmath.c: New file.
397 * config/i386/t-crtfm: Likewise.
399 * config/i386/linux.h (ENDFILE_SPEC): New.
400 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
402 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
405 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
407 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
408 (vec_shl, vec_shr): Document new operations.
409 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
411 2005-08-10 David Edelsohn <edelsohn@gnu.org>
413 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
414 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
415 change predicate to indexed_or_indirect_address.
417 2005-08-10 Richard Sandiford <richard@codesourcery.com>
419 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
420 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
421 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
423 * config/arm/unaligned-funcs.c: New file.
424 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
426 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
428 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
430 * cfglayout.c (pass_insn_locators_initialize): Add dump.
431 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
433 * except.c (pass_convert_to_eh_region_ranges): Add dump.
434 * final.c (pass_shorten_branches): Add dump.
435 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
436 (pass_life): Rename dump.
437 (rest_of_handle_flow2): Remove initial verify_flow_info.
438 * function.c (pass_instantiate_virtual_regs): Add dump.
439 * integrate.c (pass_initial_value_sets): Add dump.
440 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
441 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
442 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
443 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
444 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
445 gate_rtl_unrool_and_peel_loops): New.
446 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
447 rtl_doloop): Do not look at flags.
448 * mode-switching.c (pass_mode_switching): Add dump.
449 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
450 pass_split_before_regstack): Add dump.
451 * regmove.c (pass_stack_adjustments): Add dump.
452 * tree-optimize.c (pass_fixup_cfg): Add dump.
454 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
457 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
458 deciding which instruction sequence to use.
460 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
462 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
463 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
465 2005-08-09 Richard Guenther <rguenther@suse.de>
467 * c-common.c (builtin_function_2): Remove.
468 (def_builtin_1): New function.
469 (c_common_nodes_and_builtins): Use def_builtin_1 to
470 build builtin functions.
472 2005-08-09 Jie Zhang <jie.zhang@analog.com>
474 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
475 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
476 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
479 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
481 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
482 fold_binary instead of fold_build2 since we don't care about the
484 (loop_niter_by_eval): Likewise.
485 (compare_trees): Likewise.
486 (proved_non_wrapping_p): Likewise.
488 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
492 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
493 if the if is really empty.
495 2005-08-09 Steven Bosscher <stevenb@suse.de>
497 PR tree-optimization/23234
498 * tree-ssa-math-opts.c (place_reciprocal): New enum.
499 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
500 argument of the new enum.
501 (execute_cse_reciprocals): Add reciprocals for function arguments
502 on the unique successor edge of the entry block. Update other calls
503 to execute_cse_reciprocals_1.
505 2005-08-08 Richard Henderson <rth@redhat.com>
508 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
510 2005-08-08 Bob Wilson <bob.wilson@acm.org>
512 * expr.c (write_complex_part): Return after handling MEM.
514 2005-08-08 Josh Conner <jconner@apple.com>
516 PR rtl-optimization/23241
517 * combine.c (simplify_comparison): Fix error in determining
518 whether to lift a subreg from comparison.
520 2005-08-08 David Edelsohn <edelsohn@gnu.org>
523 * config/rs6000/altivec.md (vec_init<mode>): New.
524 (vec_set<mode>): New.
525 (vec_extract<mode>): New.
526 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
527 (rs6000_expand_vector_set): New.
528 (rs6000_expand_vector_extract): New.
529 (rs6000_legitimate_offset_address_p): Offset addresses are valid
530 for Altivec modes before reload.
531 (altivec_expand_vec_init_builtin): New.
532 (get_element_number): New.
533 (altivec_expand_vec_set_builtin): New.
534 (altivec_expand_vec_ext_builtin): New.
535 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
537 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
539 * config/rs6000/rs6000.h (rs6000_builtins): Add
540 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
541 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
542 * config/rs6000/rs6000-protos.h: Declare new functions.
544 2005-08-08 Jan Hubicka <jh@suse.cz>
546 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
547 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
548 * i386.md (movdi*): Use pic_32bit_operand.
549 * predicates.md (pic_32bit_operand): New.
551 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
554 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
556 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
558 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
559 (test_for_singularity): Use fold_build2.
561 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
563 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
565 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
567 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
568 (COMMON_ASM_OP) Define.
569 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
570 (ix86_encode_section_info): Likewise.
571 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
572 SUBTARGET_ENCODE_SECTION_INFO.
574 2005-08-06 Richard Henderson <rth@redhat.com>
577 * tree-nested.c (convert_local_reference): Save and restore val_only
578 around component_ref and friends. Clear walk_subtrees by default.
580 2005-08-06 Peter O'Gorman <peter@pogma.com>
583 * gcc.c (process_command): Check the argument to -b has a dash.
584 * doc/invoke.texi: Update -b and -V docs.
586 2005-08-06 James E Wilson <wilson@specifix.com>
588 * config/mips/cross64.h, config/mips/t-cross64: Delete.
590 2005-08-06 Michael Matz <matz@suse.de>
592 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
593 member only if only one insn is associated with the value.
595 2005-08-06 Nick Clifton <nickc@redhat.com>
597 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
599 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
600 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
601 Check symbol flags instead of symbol name mangling.
602 (xstormy16_asm_output_aligned_common): Likewise. Also
603 simplify code since the bss100_section cass is the only case
604 where the below100 code will be triggered.
605 (xstormy16_encode_section_info): Encode below100 attribute
606 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
608 (xstormy16_strip_name_encoding): Delete - this function is no
610 (TARGET_STRIP_NAME_ENCODING): Undefine.
611 * config/stormy16/stormy16-protos.h: Delete prototype for
612 xstormy16_strip_name_encoding.
614 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
616 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
617 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
618 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
619 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
620 config/alpha/predicates.md, config/arc/arc.h,
621 config/arm/arm.h, config/arm/ieee754-df.S,
622 config/arm/ieee754-sf.S, config/bfin/bfin.c,
623 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
624 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
625 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
626 config/m68hc11/m68hc11.h, config/mips/mips.c,
627 config/mips/mips.h, config/mips/openbsd.h,
628 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
629 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
630 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
631 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
632 config/sparc/linux.h, config/sparc/linux64.h,
633 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
634 doc/extend.texi, doc/gcov.texi, doc/install.texi,
635 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
636 typos. Follow spelling conventions.
638 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
641 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
642 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
643 specially. Check for side effects only for COND_EXPR.
644 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
645 return with TREE_NO_WARNING.
647 2005-08-06 Richard Sandiford <richard@codesourcery.com>
649 PR rtl-optimization/23233
650 * loop.c (combine_movables): Require the modes to be the same.
651 (move_movables): Remove handling of cases where the replacement
652 had a different mode to the original.
654 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
656 PR tree-optimization/23128
657 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
658 subtraction wrap, and set TREE_OVERFLOW if they do.
660 2005-08-05 Richard Henderson <rth@redhat.com>
663 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
666 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
669 * reload.c (find_reloads_subreg_address): Pass down TYPE
670 unchanged. Change all callers except find_reloads_toplev.
672 2005-08-05 Michael Matz <matz@suse.de>
674 * genattrtab.c (current_alternative_string): Remove.
675 (SIMPLIFY_ALTERNATIVE): Ditto.
676 (attr_alt_bit_p): Ditto.
677 (alternative_name): Make const char *.
678 (evaluate_eq_attr): Remove use of above things.
679 (simplify_test_exp): Ditto.
680 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
681 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
683 2005-08-04 James E Wilson <wilson@specifix.com>
685 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
686 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
687 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
688 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
689 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
691 2005-08-04 Richard Henderson <rth@redhat.com>
694 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
695 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
696 * tree-sra.c (decide_block_copy): Use it. Disable element copy
697 if we'd have to instantiate too many members.
699 2005-08-04 Richard Henderson <rth@redhat.com>
702 * tree-outof-ssa.c (coalesce_asm_operands): New.
703 (coalesce_ssa_name): Use it. Split out ...
704 (coalesce_phi_operands, coalesce_result_decls): ... these.
706 2005-08-04 Paul Brook <paul@codesourcery.com>
708 * read-rtl.c (read_quoted_string): Break if EOF.
710 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
712 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
713 (fold_build2): Likewise.
714 (fold_build3): Likewise.
715 (fold_build1_stat): New function prototype.
716 (fold_build2_stat): Likewise.
717 (fold_build3_stat): Likewise.
718 * fold-const.c (fold_build1): Rename to ..
719 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
720 through to build1_stat.
721 (fold_build2): Rename to ..
722 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
723 through to build2_stat.
724 (fold_build3): Rename to ..
725 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
726 through to build3_stat.
728 2005-08-04 David Edelsohn <edelsohn@gnu.org>
729 Ian Lance Taylor <ian@airs.com>
731 * function.c (assign_stack_local_1): Do not correct stack slot
732 address if allocation size is smaller than mode size.
734 2005-08-04 Diego Novillo <dnovillo@redhat.com>
737 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
738 (tree_merge_blocks): Propagate anything allowed by
740 Clarify documentation.
741 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
742 SSA form, schedule an update if necessary.
744 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
746 * doc/install.texi (Binaries): Remove broken link to
747 Sinix/Reliant Unix binaries.
749 2005-08-03 Richard Henderson <rth@redhat.com>
752 * function.c (stack_protect_epilogue): Export.
753 * tree.h (stack_protect_epilogue): Declare.
754 * calls.c (expand_call): Call it.
756 2005-08-03 Eric Christopher <echristo@apple.com>
758 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
759 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
762 2005-08-04 Jan Hubicka <jh@suse.cz>
764 * profile.c (branch_prob): Split edges with goto locus on them
765 to get proper line counts.
766 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
768 2005-08-03 Paul Brook <paul@codesourcery.com>
770 * function.c (assign_parms): Round current_function_args_size
771 to PARM_BOUNDARY, not STACK_BOUNDARY.
773 2005-08-03 Geoffrey Keating <geoffk@apple.com>
775 * config/i386/i386.c (x86_elf_aligned_common)
776 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
778 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
780 PR tree-optimization/23157
781 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
782 before emitting them.
784 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
786 PR tree-optimization/19899
787 * Makefile.in (tree-scalar-evolution.o): Add real.h.
788 * tree-scalar-evolution.c: Include real.h.
789 (add_to_evolution): Build constant -1 of correct type.
791 2005-08-03 Jan Hubicka <jh@suse.cz>
793 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
794 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
795 profile updating for complette unrolling.
796 * loop-unroll.c (peel_loop_completely): Use it.
797 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
798 (tree_unroll_loops_completely): Disable code growing unrolling of cold
801 2005-08-03 Paul Brook <paul@codesourcery.com>
803 * combine.c (can_change_dest_mode): New function.
804 (try_combine, simplify_set): Use it.
806 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
808 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
811 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
813 * doc/install.texi (Specific): Adjust link to openavr.org.
814 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
815 (Binaries): Adjust HP-UX Porting Center link.
816 (Binaries): Adjust Free Software Foundation ordering link.
818 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
820 * convert.c (convert_to_integer): Use fold_build1 instead of
821 build1 when converting an integer to an integer.
823 2005-08-02 Richard Henderson <rth@redhat.com>
825 * combine.c (combine_instructions): Don't use reg_equal/equiv
826 results if the mode doesn't match.
828 2005-08-02 Mark Mitchell <mark@codesourcery.com>
830 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
831 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
833 2005-08-02 Richard Henderson <rth@redhat.com>
836 * explow.c (memory_address): Remove special-case for
837 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
839 2005-08-02 Diego Novillo <dnovillo@redhat.com>
842 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
843 number of calls to cleanup_tree_cfg_1.
845 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
847 * doc/invoke.texi: document file extensions .F90 and .F95
849 2005-08-02 Richard Guenther <rguenther@suse.de>
851 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
852 positive if its first argument is positive.
854 2005-08-02 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/23177
857 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
860 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
862 PR tree-optimization/23129
863 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
864 varying for divisions with anti-ranges.
866 2005-08-02 Jan Hubicka <jh@suse.cz>
868 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
869 * tree-ssa-threadupdate.c (thread_block): Add it here.
871 2005-08-01 James E Wilson <wilson@specifix.com>
873 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
874 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
875 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
877 * config/mips/predicates.md (const_call_insn_operand): Add check for
878 SYMBOL_REF_LONG_CALL_P.
879 * doc/extend.texi (long_call): Document the new attribute.
881 2005-08-01 Ian Lance Taylor <ian@airs.com>
882 Richard Henderson <rth@redhat.com>
884 * Makefile.in (RTL_BASE_H): Add real.h.
885 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
887 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
889 * rtl.c (rtl_check_failed_code_mode): New.
890 * rtl.h (struct rtx_def): Add u.rv.
891 (XCMWINT, XCNMPRV): New.
892 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
893 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
895 2005-08-01 Richard Henderson <rth@redhat.com>
897 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
900 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
902 2005-08-01 Jan Hubicka <jh@suse.cz>
904 * i386-protos.h (asm_preferred_eh_data_format): Declare.
905 * i386.c: Include dwarf2.h
906 (asm_preferred_eh_data_format): New.
907 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
909 2005-08-01 Ian Lance Taylor <ian@airs.com>
911 * config/host-linux.c (linux_gt_pch_get_address): Add new name
912 randomize_va_space for virtual address randomization control.
914 2005-08-01 Steven Bosscher <stevenb@suse.de>
916 * common.opt (flag_ipa_cp): Put in right place to maintain
919 2005-08-01 Jan Hubicka <jh@suse.cz>
921 * profile.c (compute_value_histograms): Fix thinko.
922 * value-prof.c: Include toplev.h
923 (check_counter): New function.
924 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
925 tree_mod_subtract_transform): Add sanity check.
927 2005-08-01 Richard Guenther <rguenther@suse.de>
929 PR tree-optimization/23133
930 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
931 current functions parameter decls to find defs to cse
934 2005-08-01 Richard Guenther <rguenther@suse.de>
936 PR tree-optimization/23109
937 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
938 If trapping math is in effect, use post-dominator information
939 to check if we'd in any case reach a trapping point before
940 doing the reciprocal insertion.
941 (execute_cse_reciprocals): Compute post-dominators, if necessary.
942 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
943 expressions are invariant only if trapping math is not in effect.
945 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
947 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
948 cgraph_function_versioning): New declarations.
949 * cgraphunit.c: Add include to ipa-prop.h.
950 (update_call_expr, cgraph_copy_node_for_versioning,
951 cgraph_function_versioning): New functions.
952 * integrate.c (copy_decl_for_inlining): Remove.
953 * ipa-prop.h (ipa_replace_map): New struct.
954 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
955 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
956 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
957 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
958 ipcp_iterate_stage, ipcp_method_scale_print,
959 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
960 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
961 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
962 ipcp_update_bb_counts, ipcp_update_profiling,
963 ipcp_update_edges_counts): New functions.
964 (ipcp_method_cval_init): Remove restriction regarding local methods.
965 (ipcp_init_stage): Add ipcp_method_compute_scale.
966 (ipcp_insert_stage): Add versioning.
967 (ipcp_structures_print): Add ipcp_method_scale_print.
968 (ipcp_driver): Dump profiling info.
969 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
970 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
971 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
972 (struct inline_data): Add versioning_p, ipa_info, new fields.
973 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
974 declare_return_variable): Replace calls to copy_decl_for_inlining with
976 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
978 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
979 Add argument VERSIONING.
980 (copy_arguments_for_versioning, copy_static_chain,
981 function_versionable_p, tree_versionable_function_p,
982 tree_function_versioning, replace_ref_tree): New functions.
983 * tree-inline.h: Include varray.h.
984 (tree_versionable_function_p, tree_function_versioning,
985 tree copy_decl_for_dup): New declarations.
987 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
989 * ipa-cp.c: New file. Contains IPCP specific functionality.
990 * ipa-prop.h: New file. Contains structures/definitions that can be
991 used by several interprocedural data flow optimizations (and also IPCP).
992 * ipa-prop.c: New file.
993 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
994 * common.opt: Add ipa-cp flag.
995 * timevar.def: Add IPCP optimization.
996 * tree-optimize.c (init_tree_optimization_passes): Schedule
998 * tree-pass.h (pass_ipa_cp): Declare.
1000 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1002 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1003 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1004 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1005 config/i386/i386.c, config/mips/mips.h,
1006 config/rs6000/rs6000.h, config/sh/sh.c,
1007 config/stormy16/stormy16.c: Fix comment typos.
1009 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1012 * c-typeck.c (build_binary_op): Use common_type wrapper on
1014 (common_type): Update comment.
1016 2005-07-31 Steven Bosscher <stevenb@suse.de>
1019 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1020 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1021 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1023 2005-07-31 Jan Hubicka <jh@suse.cz>
1025 * pretty-print.h (pp_widest_integer): New macro.
1026 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1029 2005-07-31 Jan Hubicka <jh@suse.cz>
1031 * output.h (enum section_category): Export from varasm.c
1032 (categorize_decl_for_section): Likewise.
1033 * varasm.c (enum section_category): Kill.
1034 (categorize_decl_for_section): Make global.
1035 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1037 * i386.c (ix86_section_threshold): New static variable.
1038 (ix86_in_large_data_p, ix86_encode_section_info,
1039 x86_64_elf_unique_section,
1040 x86_64_elf_select_section): New functions.
1041 (TARGET_ENCODE_SECTION_INFO): Define
1042 (override_options): Enable medium model for PIC.
1043 (ix86_expand_prologue): Expand gen_set_got_rex64.
1044 (legitimate_constant_p): Handle new UNSPECs.
1045 (legitimate_pic_address_disp_p): Likewise.
1046 (legitimize_pic_address): Lower MEDIUM model addressing.
1047 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1048 (enum cmodel): Add MEDIUM_PIC.
1049 (SYMBOL_REF_FAR_ADDR_P): New macro.
1050 (SYMBOL_FLAG_FAR_ADDR): New flag.
1051 * i386.md (movdi): Support medium model.
1052 (set_got_rex64): New pattern.
1053 * i386.opt (mlarge-data-threshold): New flag.
1054 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1055 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1056 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1057 TARGET_ASM_UNIQUE_SECTION): New.
1059 * invoke.texi (-mlarge_data_threshold): Document
1061 2005-07-31 Jan Hubicka <jh@suse.cz>
1063 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1064 (coalesce_vars): Likewise.
1065 * tree-ssa-live.c (coalesce_cost): New.
1066 (build_tree_conflict_graph): Use coalesce_cost.
1067 * tree-ssa-live.h (coalesce_cost): Declare.
1069 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1071 * arm.md (all peepholes for post-increment operations): Delete.
1072 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1073 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1074 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1075 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1076 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1078 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1080 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1083 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1086 * doc/invoke.texi: Document -rdynamic.
1088 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1091 * c-parser.c (c_parser_parms_list_declarator): Call
1092 mark_forward_parm_decls.
1093 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1094 decls with visibility structure.
1096 2005-07-30 Paul Brook <paul@codesourcery.com>
1098 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1100 2005-07-30 Paul Brook <paul@codesourcery.com>
1102 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1104 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1106 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1108 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1111 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1112 nested function declarators.
1113 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1114 (grokparms): Call warn_if_shadowing for parameters used within the
1116 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1117 not used within the parameter list.
1118 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1120 2005-07-30 Jan Hubicka <jh@suse.cz>
1122 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1123 * i386.c (ix86_fixup_binary_operands): Likewise.
1124 (ix86_expand_unary_operator): Likewise.
1125 (ix86_expand_fp_absneg_operator): Likewise.
1126 * optabs.c (expand_vec_cond_expr): Validate dest.
1128 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1131 * real.c (real_from_string): Also set last bit if there is a
1132 nonzero hex digit beyond GCC's internal precision after ".".
1134 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1136 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1137 define_constants. Change duplicate values to unassigned numbers.
1138 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1139 (*altivec_vspltsf): New.
1140 (altivec_vperm_v4sf): Delete.
1141 (altivec_vperm_<mode>): Use mode macro V.
1142 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1143 (altivec_predicate_v4sf): Delete.
1144 (altivec_predicate_<mode>): Use mode macro V.
1145 (*altivec_lvesfx): New.
1146 (*altivec_stvesfx): New.
1147 (vec_realign_load_v4sf): Delete.
1148 (vec_realign_load_<mode>): Use mode macro V.
1149 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1152 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1155 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1157 * configure: Regenerated.
1159 2005-07-29 Paul Brook <paul@codesourcery.com>
1161 * doc/install.texi: Add link to GFortran binaries wiki page.
1163 2005-07-29 David Ung <davidu@mips.com>
1165 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1166 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1167 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1168 * config/mips/mips.md (cpu): Add 5kf name.
1169 (includes): Includes 5k.md.
1170 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1171 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1174 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1177 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1178 (cleanup_tree_cfg): ... here.
1179 Call cleanup_tree_cfg_1 until there are no more cleanups to
1182 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1184 * tree-vrp.c (compare_range_with_value): Return true or false
1185 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1186 EQ_EXPR respectively.
1188 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1190 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1193 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1195 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1196 (tree_ssa_dominator_optimize): Increment it.
1197 (dump_dominator_optimization_stats): Print it.
1199 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1200 Steven Bosscher <stevenb@suse.de>
1202 PR rtl-optimization/23117
1203 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1204 when head == tail. Tidy comment.
1206 2005-07-28 Richard Henderson <rth@redhat.com>
1208 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1209 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1210 * jump.c (rtx_renumbered_equal_p): Likewise.
1211 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1212 CONST_INT and CONST_DOUBLE.
1213 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1214 * reload.c (operands_match_p): Special case CONST_INT and
1215 CONST_DOUBLE; check mode earlier.
1217 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1220 * c-typeck.c (convert_for_assignment): Do not check
1221 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1223 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1226 * c-typeck.c (composite_type): Prefer constant size arrays to
1229 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1232 * real.c (real_from_string): Set last bit if there is a nonzero
1233 hex digit beyond GCC's internal precision.
1235 2005-07-28 Richard Henderson <rth@redhat.com>
1238 * cfgcleanup.c (try_forward_edges): Watch out for end of
1241 2005-07-28 James E Wilson <wilson@specifixinc.com>
1244 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1246 2005-07-28 Jan Hubicka <jh@suse.cz>
1248 * Makefile.in (rtl-profile.o): Kill all traces of it.
1249 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1250 * coverage.h (rtl_coverage_counter_ref): Kill.
1251 * opts.c (flag_speculative_prefetching_set): Kill.
1252 (flag_loop_optimize_set): New.
1253 (common_handle_option): Disable loop optimizer when profiling;
1254 do not handle speculative prefetching.
1255 * passes.c (init_optimization_passes): Replace pass_profiling combo
1256 by branch_prob pass.
1257 * profile.c (compute_value_histograms): Update for simplified value
1259 (rtl_register_profile_hooks): Kill.
1260 (pass_profiling): Kill.
1261 (rest_of_handle_branch_prob): Do not profile.
1262 * toplev.c (process_options): Remove speculative prefetching.
1263 * toplev.h (flag_tree_based_profiling): Kill.
1264 * tree-profile.c (prepare_instrumented_value,
1265 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1266 tree_gen_one_value_profiler, do_tree_profiling): Update for
1267 simplified datastructures.
1268 * value-prof.c: Add comment that speculative prefetching was dropped;
1269 update rest of file for simplified datastructures.
1270 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1271 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1272 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1273 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1274 rtl_mod_subtract, gen_speculative_prefetch,
1275 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1276 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1277 (gate_handle_value_profile_transformations,
1278 rest_of_handle_value_profile_transformations,
1279 pass_value_profile_transformations): Kill.
1280 * value-prof.h (histogram_value_t): Remove IL based unions.
1281 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1282 rtl_profile_hooks): Remove hooks.
1284 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1286 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1287 (cgraph_clone_node): Likewise.
1288 * cgraph.h (cgraph_clone_edge): Update prototype.
1289 (cgraph_clone_node): Likewise.
1290 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1292 (lookup_recursive_calls): Consider profile.
1293 (cgraph_decide_recursive_inlining): Fix updating; use new
1294 probability argument; use profile.
1295 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1296 * tree-inline.c (copy_bb): Update clal of clone_edge.
1297 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1299 * invoke.texi (min-inline-recursive-probability): Document.
1301 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1303 * doc/install.texi (Configuration): Update Valgrind homepage.
1305 2005-07-28 Richard Henderson <rth@redhat.com>
1308 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1309 labels we want to delete.
1310 (cfg_layout_merge_blocks): Likewise.
1312 2005-07-28 Richard Henderson <rth@redhat.com>
1315 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1316 when expanding to nothing.
1318 2005-07-28 Josh Conner <jconner@apple.com>
1320 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1321 (cgraph_decide_inlining_of_small_functions): Likewise.
1323 2005-07-28 Josh Conner <jconner@apple.com>
1325 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1326 direction of badness if negative.
1327 (cgraph_default_inline_p): Add reason to parameters, and assign it
1329 (cgraph_decide_inlining_of_small_functions): New parameter in call
1330 to cgraph_default_inline_p.
1331 (cgraph_decide_inlining_incrementally): Likewise.
1332 * cgraphunit.c (decide_is_function_needed): Likewise.
1333 * cgraph.h (cgraph_default_inline_p): Likewise.
1335 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1337 * builtins.c: Fix comment typo(s).
1338 * genautomata.c: Likewise.
1339 * gimplify.c: Likewise.
1340 * tree-dfa.c: Likewise.
1341 * tree-flow-inline.h: Likewise.
1342 * tree-into-ssa.c: Likewise.
1343 * tree-ssa-alias.c: Likewise.
1344 * tree-ssa-ccp.c: Likewise.
1345 * tree-ssa-copy.c: Likewise.
1346 * tree-ssa-dce.c: Likewise.
1347 * tree-ssa-dom.c: Likewise.
1348 * tree-ssa-operands.c: Likewise.
1349 * tree-tailcall.c: Likewise.
1350 * tree-vectorizer.c: Likewise.
1351 * tree-vrp.c: Likewise.
1354 2005-07-28 Jeff Law <law@redhat.com>
1356 * tree-vrp.c (test_for_singularity): Extracted from ...
1357 (simplify_cond_using_ranges): Attempt to simplify a relational
1358 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1360 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1362 PR tree-optimization/22506
1363 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1364 phis whose argument is constant.
1366 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1368 PR rtl-optimization/18992
1369 Back out this patch:
1370 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1371 PR optimization/12142
1372 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1373 uses of the register in the SET_SRC. Remove unnecessary argument.
1375 Replace it with this:
1376 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1377 if flag_non_call_exceptions is set and the insn may trap, pass
1378 pc_rtx as dest for recursion.
1379 In SET_SRC part of SET case, if dest is already set, pass it down
1382 2005-07-28 Jan Hubicka <jh@suse.cz>
1384 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1385 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1386 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1388 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1389 profile when available.
1391 2005-07-28 Jan Beulich <jbeulich@novell.com>
1393 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1394 (ia64_print_operand): Describe and handle 'X'.
1395 (ia64_register_move_cost): Also handle FP_REGS.
1396 (ia64_preferred_reload_class): Likewise.
1397 (ia64_secondary_reload_class): Likewise.
1398 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1399 it. Also check for ITANIUM_CLASS_FLDP.
1400 * config/ia64/ia64.h (FP_REGNO_P): New.
1401 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1402 (reg_class): Add FP_REGS.
1403 (REG_CLASS_NAMES): Adjust for it.
1404 (REG_CLASS_CONTENTS): Likewise.
1405 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1406 (REG_CLASS_FROM_LETTER): Handle 'x'.
1407 (CLASS_MAX_NREGS): Handle FP_REGS.
1408 (MEMORY_MOVE_COST): Likewise.
1409 * config/ia64/ia64.md (itanium_class): Add fldp.
1410 (type): Handle fldp.
1411 (movti_internal): More allowable operand combinations. Use ldfp8 when
1412 splitting unnecessary. Remove predicable attribute. Adjust
1413 itanium_class attribute.
1414 (smuldi3_highpart): Remove outdated comment.
1415 (mulditi3, umulditi3, rotlti3): New expanders.
1416 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1417 (absti2): Disabled new insn for future reference.
1418 Respective new splitters.
1419 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1420 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1421 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1423 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1425 PR rtl-optimization/23047
1426 * simplify-rtx.c (simplify_const_relational_operation): Respect
1427 flag_wrapv for comparisons with ABS.
1429 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1431 PR tree-optimization/22493
1432 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1433 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1435 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1437 * config/frv/frv.opt (moptimize-membar): New.
1439 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1441 * config/frv/frv.h: Remove machine_function definition.
1443 * config/frv/frv.c (struct frv_io): New.
1444 (struct machine_function): Moved from frv.h. Add has_membar_p.
1445 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1446 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1447 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1448 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1449 (frv_reorg): Call frv_optimize_membar when appropriate.
1450 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1451 (frv_expand_builtin): Adjust calls accordingly.
1452 (frv_io_address_cookie): New function.
1453 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1454 load or store rather than a special insn. Add ccnstant address and
1455 io-type operands to the membar.
1456 (frv_ifcvt_modify_tests): Unsign regno.
1457 (frv_ifcvt_modify_tests): Same.
1459 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1460 UNSPEC_OPTIONAL_MEMBAR constant.
1461 (builtin_read_<mode>): Delete.
1462 (builtin_write_<mode>): Delete.
1463 ("optional_membar_<mode>"): Add operand.
1465 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1466 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1467 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1468 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1469 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1470 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1471 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1472 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1473 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1475 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1477 * df.c (df_uses_record): Handle SCRATCH.
1479 2005-07-28 Steven Bosscher <stevenb@suse.de>
1482 * passes.c (rest_of_decl_compilation): If decl is a type and
1483 we have encountered errors, don't emit debug information.
1485 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1487 * params.def: Fixed comment.
1489 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1492 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1493 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1494 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1496 2005-07-27 Steven Bosscher <stevenb@suse.de>
1499 * varasm.c (assemble_start_function): Don't do anything that may
1500 require a CFG if the current function is a thunk.
1502 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1504 * doc/install.texi (Prerequisites): Mention that perl is needed
1505 to do export control in libstdc++ targetting Darwin.
1507 2005-07-27 Steven Bosscher <stevenb@suse.de>
1509 PR rtl-optimization/17808
1510 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1511 (sched_insns_conditions_mutex_p): Split out from...
1512 (add_dependence): ...here. But don't call it from here.
1513 (add_dependence_list): Check sched_insns_conditions_mutex_p
1514 before calling add_dependence.
1515 (add_dependence_list_and_free): Likewise.
1516 (fixup_sched_groups): Likewise.
1517 (sched_analyze_1): Likewise.
1518 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1519 (sched_analyze): Likewise.
1520 (sched_analyze_insn): Likewise.
1521 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1522 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1523 dependencies on all COND_EXEC insns to jumps ending basic blocks
1524 when doing intrablock scheduling.
1525 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1527 2005-07-27 Jeff Law <law@redhat.com>
1529 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1530 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1531 equivalency sets, correctly handle the case were vr0 has an
1532 equivalency set, but vr1 does not.
1534 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1536 PR tree-optimization/23073
1537 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1538 vect_print_dump_info before fprintf.
1540 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1542 PR tree-optimize/22348
1543 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1544 Fold the partial computation.
1546 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1548 PR tree-optimization/22325
1549 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1551 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1553 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1554 (force_var_cost): ... this function.
1555 (compute_phi_arg_on_exit): Export.
1557 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1559 PR tree-optimization/20773
1560 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1563 2005-07-27 Richard Guenther <rguenther@suse.de>
1565 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1566 Avoid pushing again if current struct contains only
1567 fields we decomposed.
1569 2005-07-27 Jan Hubicka <jh@suse.cz>
1571 PR tree-optimization/22574
1572 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1575 * tree-tailcall.c (decrease_profile): New function.
1576 (eliminate_tail_call): Use it.
1578 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1579 visibility flags correctly in whole program mode.
1581 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1583 PR rtl-optimization/22472
1584 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1586 2005-07-26 Steven Bosscher <stevenb@suse.de>
1588 PR tree-optimization/22504
1589 * tree-complex.c (expand_complex_addition): Use 'code' instead
1590 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1592 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1594 * config.gcc (cpu_type): Add frv case.
1595 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1596 (supported_defaults): Add fr550 case.
1598 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1601 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1602 whether a pointer of type T * may point to objects of type T *.
1604 2005-07-26 DJ Delorie <dj@redhat.com>
1606 * configure: Regenerate.
1608 2005-07-26 Dale Johannesen <dalej@apple.com>
1610 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1612 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1614 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1615 Clarify use of "build" in name.
1617 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1619 * doc/extend.texi (Raw read/write Functions): New section.
1620 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1621 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1622 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1623 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1624 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1625 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1626 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1627 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1628 * config/frv/frv.c: Add bdesc_loads global.
1629 Add bdesc_stores global.
1630 (frv_init_builtins): Add support for __builtin_{read/write}*.
1631 (frv_volatile_memref): New.
1632 (frv_expand_load_builtin): New.
1633 (frv_expand_store_builtin): New.
1634 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1635 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1636 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1637 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1638 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1639 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1640 (builtin_read_<mode>): New.
1641 (builtin_write_<mode>): New.
1642 (builtin_write64): New.
1643 (optional_membar_<mode>): New.
1645 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1647 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1648 (rather than units) against HOST_BITS_PER_WIDE_INT.
1650 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1652 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1653 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1654 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1655 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1658 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1659 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1660 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1662 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1664 2005-07-26 Richard Guenther <rguenther@suse.de>
1666 PR tree-optimization/22486
1667 * fold-const.c (fold_unary): Fold away useless component
1668 references of the form (T *)&T.x, if the address
1671 2005-07-25 James E Wilson <wilson@specifixinc.com>
1673 * dwarf2out.c (add_call_src_coords_attributes): New.
1674 (gen_inlined_subroutine_die): Call it.
1675 (maybe_emit_file, init_file_table): Add comments.
1676 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1678 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1679 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1680 * tree.h (BLOCK_SOURCE_LOCATION): New.
1681 (struct tree_block): New field locus.
1683 2005-07-26 Andreas Schwab <schwab@suse.de>
1685 PR rtl-optimization/23043
1686 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1687 when allocating a struct unoccr.
1689 2005-07-25 Richard Henderson <rth@redhat.com>
1692 * tree-complex.c (gate_no_optimization): True if errors.
1693 * Makefile.in (tree-complex.o): Update dependencies.
1695 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1697 * config/frv/predicates.md (integer_register_operand): Use
1700 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1703 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1705 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1707 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1709 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1710 types when flag_unsafe_math_optimizations is true.
1712 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1714 * gcc.c (option_map): Add --sysroot.
1715 (process_command): Handle --sysroot.
1716 (display_help): Document it.
1717 * doc/cppopts.tex (-isysroot): Document.
1718 * doc/invoke.texi (--sysroot): Document.
1719 * doc/install.texi (--with-build-sysroot): Document.
1721 * Makefile.in (inhibit_libc): New variable.
1722 (INHIBIT_LIBC_CFLAGS): Likewise.
1723 (LIBGCC2_CFLAGS): Include
1724 $(INHIBIT_LIBC_CFLAGS).
1725 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1726 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1727 ($(T)crtend.o): Likewise.
1728 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1729 ($(T)crtendS.o): Likewise.
1730 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1731 ($(T)crtendT.o): Likewise.
1732 (stmp-fixinc): Do not complain about missing headers if
1734 * configure.ac (inhibit_libc): Set it to true/false.
1735 (--with-build-sysroot): New option. Use it to set
1737 * configure: Regenerated.
1739 2005-07-25 Manfred Hollstein <mh@suse.com>
1741 * calls.c (store_one_arg): Fix unsigned comparison warning.
1743 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1746 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1747 (ggc_print_statistics): Initialize variable before use.
1749 2005-07-25 Richard Guenther <rguenther@suse.de>
1751 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1752 calling with a PHI_NODE argument.
1754 * tree-flow-inline.h (overlap_subvar): Protect against
1757 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1759 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1760 * configure: Regenerate.
1762 2005-07-25 Ira Rosen <irar@il.ibm.com>
1764 * expr.c (highest_pow2_factor): Make extern.
1765 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1766 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1767 record_array_differ_p, array_ptr_differ_p): Likewise.
1768 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1769 additional cases. Call the above functions.
1770 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1771 base_object_differ_p when there are two base objects. Otherwise, compare
1772 base address and offset. Call may_alias_p.
1773 (dump_data_reference): Use a correct field name.
1774 (analyze_array): Make static. Initialize new data-ref fields.
1775 (analyze_indirect_ref): New function.
1776 (init_data_ref): Initialize new data-ref fields.
1777 (strip_conversion): Moved from tree-vect-analyze.c.
1778 (analyze_offset_expr, get_ptr_offset, address_analysis,
1779 object_analysis): Likewise.
1780 (analyze_offset): New function.
1781 (create_data_ref): Likewise.
1782 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1783 dimensions for ARRAY_REFs only.
1784 (build_classic_dist_vector): Make static.
1785 (access_functions_are_affine_or_constant_p): Call macro to get the
1786 address of access functions.
1787 (compute_all_dependences): Add new parameter
1788 compute_self_and_read_read_dependences. Compute self and read-read
1789 dependences if it is true.
1790 (find_data_references_in_loop): Call create_data_ref. Initialize new
1792 (compute_data_dependences_for_loop): Add new parameter
1793 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1794 compute nb_loops. Call compute_all_dependences,
1795 build_classic_dist_vector and build_classic_dir_vector with correct
1797 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1798 with correct parameters. Compare dimensions for ARRAY_REFs only.
1799 (free_data_refs): Call macro to free access functions.
1800 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1801 fields from stmt_vinfo.
1802 (struct base_object_info): New structure.
1803 (struct data_reference): Move fields to base_object_info. Add fields
1804 first_location and object_info for above structures. Move fields from
1805 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1806 aligned_to. Add macros to access the new fields.
1807 Update functions declarations.
1808 * tree-flow.h (is_aliased_with): Declare.
1809 * tree-loop-linear.c (linear_transform_loops): Call
1810 compute_data_dependences_for_loop with correct parameters.
1811 * tree-ssa-alias.c (is_aliased_with): New function.
1812 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1813 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1814 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1815 vect_base_addr_differ_p, compute_subscript_distance and
1816 build_classic_dist_vector. Add printings. Check absolute value of
1818 (vect_analyze_data_ref_dependences): Go through ddrs instead of
1820 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1821 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1822 to bytes. Add printing.
1823 (vect_compute_data_refs_alignment): Go through loads and stores in one
1825 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1826 vect_analyze_data_ref_access): Likewise.
1827 (vect_analyze_pointer_ref_access): Remove.
1828 (vect_address_analysis, vect_object_analysis): Likewise.
1829 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1830 and analyze data-refs in the loop.
1831 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1832 fields of data-ref instead of stmt. Add init to the offset from the
1834 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1835 (vect_update_init_of_dr): Likewise.
1836 (vect_update_inits_of_drs): Go through loads and stores in one loop.
1837 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1839 (new_loop_vec_info): Initialize new fields.
1840 (destroy_loop_vec_info): Free new fields.
1841 (vect_strip_conversion): Remove.
1842 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1843 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1844 datarefs. Add new field ddrs.
1845 Add macros for the new fields access.
1846 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1847 base_aligned_p, misalignment, memtag, ptr_info and subvars.
1848 Remove their macros.
1849 * tree.h (highest_pow2_factor): Declare.
1851 2005-07-25 Jakub Jelinek <jakub@redhat.com>
1853 * calls.c (store_one_arg): Check for sibling call MEM arguments
1854 from already clobbered incoming argument area.
1856 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1858 * c-common.c (check_missing_format_attribute): New.
1859 * c-common.h (check_missing_format_attribute): Likewise.
1860 * c-typeck.c (convert_for_assignment): Use it.
1862 2005-07-24 Andreas Schwab <schwab@suse.de>
1864 * config/m68k/m68k.md ("extendqidi2"): When source is an address
1865 register use a word move. Correct operand of ext.w in 68000 code.
1867 2005-07-23 Mark Mitchell <mark@codesourcery.com>
1869 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1870 variables as declarations, rather than definitions.
1872 2005-07-24 Ira Rosen <irar@il.ibm.com>
1874 PR tree-optimization/22526
1875 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1878 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1880 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1881 that C99 reserve for future use. Use it to define clog10,
1882 clog10f and clog10l.
1884 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1886 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1887 * configure.ac: Check for -Wmissing-format-attribute.
1889 * configure: Regenerate.
1891 2005-07-23 Richard Henderson <rth@redhat.com>
1893 PR tree-optimization/22623
1894 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1896 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
1899 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1901 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1903 * Makefile.in (C_TREE_H): Update dependencies.
1904 * c-tree.h: Include toplev.h.
1905 * diagnostic.h (diagnostic_set_info): Add format attribute.
1906 * rtl-error.c (diagnostic_for_asm): Likewise.
1908 2005-07-23 Chao-ying Fu <fu@mips.com>
1910 * config/mips/mips-dsp.md: New file.
1911 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1912 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1914 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1915 MIPS_BUILTIN_BPOSGE32.
1916 (mips_expand_builtin_direct): Add one parameter to indicate that
1917 builtin functions need to return a value.
1918 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1920 (mips_regno_to_class): Add classes for 12 new DSP registers.
1921 (mips_subword): Change to check four HI registers.
1922 (mips_output_move): Output move to and from 6 new DSP accumulators.
1923 (override_options): Make sure -mdsp and -mips16 are not used together.
1924 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
1926 (mips_conditional_register_usage): Disable 6 new DSP accumulators
1928 (print_operand): Add 'q' for printing DSP accumulators.
1929 (mips_cannot_change_mode_class): Check ACC_REGS.
1930 (mips_secondary_reload_class): Check ACC_REGS.
1931 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1932 (mips_register_move_cost): Check ACC_REGS.
1933 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1934 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1935 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1936 (dsp_bdesc): New array.
1937 (bdesc_arrays): Add DSP builtin function table.
1938 (mips_prepare_builtin_arg): Check predicate again after
1940 (mips_expand_builtin): Add one more parameter to
1941 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1942 MIPS_BUILTIN_BPOSGE32.
1943 (mips_init_builtins): Initialize new function types.
1944 (mips_expand_builtin_direct): Check if builtin functions need to
1945 return a value and pass operands properly.
1946 (mips_expand_builtin_bposge): New function.
1947 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1948 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1949 (FIRST_PSEUDO_REGISTER): Increase to 188.
1950 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1951 Update for 12 new DSP registers.
1952 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1953 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1954 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1955 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1956 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1957 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1958 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1959 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1960 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1961 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1962 (REGISTER_NAMES): Add names for 12 new DSP registers.
1963 * config/mips/mips.md: Include mips-dsp.md.
1964 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1965 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1966 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1967 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1968 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1969 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1970 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1971 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1972 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1973 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1974 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1975 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1976 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1977 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1978 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1979 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1980 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1981 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1982 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1983 (UNSPEC_RDDSP): New constants.
1984 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1985 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
1987 * config/mips/mips.opt (-mdsp): New option.
1988 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1989 (reg_imm10_operand): New predicates.
1990 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1991 * doc/invoke.texi (-mdsp): Document new option.
1993 2005-07-22 DJ Delorie <dj@redhat.com>
1995 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1997 * tree-inline.c (inlinable_function_p): Likewise.
1999 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2002 * toplev.c (check_global_declarations): Do not mark undefined
2003 variables as DECL_IGNORED_P.
2004 * varasm.c (first_global_object_name): GTY it.
2005 (weak_global_object_name): Likewise.
2006 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2007 a string to go into {weak,first}_global_object_name.
2009 2005-07-22 DJ Delorie <dj@redhat.com>
2011 * c-format.c (check_function_format): Change warning control
2012 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2014 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2016 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2017 &PTR->FLD a dereference of PTR.
2018 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2019 a potential dereference of PTR.
2021 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2023 PR rtl-optimization/20370
2024 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2025 call allocate_reg_info if necessary.
2027 PR rtl-optimization/21848
2028 * calls.c (emit_library_call_value_1): For const functions, add
2029 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2031 PR rtl-optimization/22445
2032 * cselib.c (target.h): Include.
2033 (rtx_equal_for_cselib_p): Allow commutative matches.
2034 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2035 Remove MODE parameter. Changed all callers.
2037 PR rtl-optimization/22258
2038 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2040 (try_combine): Use likely_spilled_retval_p.
2042 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2044 * config.gcc: Add crx-elf support.
2046 * doc/contrib.texi: Mention crx.
2047 * doc/extend.texi: Document crx extensions.
2048 * doc/install.texi: Document crx install.
2049 * doc/invoke.texi: Document crx options.
2050 * doc/md.texi: Document crx constraints.
2052 * config/crx/crx-protos.h: New file.
2053 * config/crx/crx.c: New file.
2054 * config/crx/crx.h: New file.
2055 * config/crx/crx.md: New file.
2056 * config/crx/crx.opt: New file.
2057 * config/crx/t-crx: New file.
2059 2005-07-22 Manfred Hollstein <mh@suse.com>
2061 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2063 (int_add_graph_edge): Likewise.
2064 (collapse_nodes): Likewise.
2065 (process_unification_queue): Likewise.
2067 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2068 Laurent GUERBY <laurent@guerby.net>
2070 PR tree-optimization/22336
2071 * function.c (record_block_change): Check for
2072 cfun->ib_boundaries_block.
2074 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2076 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2077 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2079 2005-07-21 DJ Delorie <dj@redhat.com>
2081 * toplev.c (warn_deprecated_use): Add warning control to warning
2083 * c-typeck.c (parser_build_binary_op): Likewise.
2084 (c_finish_if_stmt): Likewise.
2085 * c-common.c (check_function_sentinel): Likewise.
2086 (check_nonnull_arg): Likewise.
2088 2005-07-21 Richard Henderson <rth@redhat.com>
2091 * tree-complex.c (complex_ssa_name_components): New.
2092 (cvc_lookup): Allow entry not found.
2093 (create_components): Remove.
2094 (create_one_component_var, get_component_var): New.
2095 (get_component_ssa_name, set_component_ssa_name): New.
2096 (extract_component): Use get_component_ssa_name.
2097 (update_complex_components): Use set_component_ssa_name.
2098 (update_complex_components_on_edge): Likewise.
2099 (update_phi_components): Create new PHI nodes directly, instead
2100 of adding insns to edges.
2101 (tree_lower_complex): Allocate and free complex_variable_components
2102 and complex_ssa_name_components here.
2104 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2106 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2107 revert to returning false.
2109 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2112 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2114 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2117 * config/i386/i386.md (cmpxf): Change operand constraints
2118 to "nonmemory_operand".
2120 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2122 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2124 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2127 * fold-const.c (fold_build1): Add checksum for the operands.
2128 (fold_build2): Likewise.
2129 (fold_build3): Likewise.
2131 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2134 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2136 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2138 * common.opt (-fforward-propagate): Committed by mistake,
2141 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2143 * reg-stack.c: Fix comment typo(s).
2144 * tree-ssa-operands.c: Likewise.
2145 * tree-vectorizer: Likewise.
2147 2005-07-21 Nick Clifton <nickc@redhat.com>
2149 * config/sh/symbian.c: Replace C++ style line comments with C
2150 style line comments.
2151 (symbian_add_attribute): Do not use a ? operator on the LHS of
2153 (sh_symbian_handle_dll_attribute): Change the type of the
2154 method vector to "VEC(tree,gc)*" and use vector accessor
2155 macros to walk over the elements.
2156 (symbian_export_vtable_and_rtti_p): Likewise.
2157 (symbian_class_needs_attribute_p): Likewise.
2159 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2162 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2163 initialize targetm.resolve_overloaded_builtin here.
2164 (altivec_expand_overloaded_builtin): Make it non-static.
2165 * config/rs6000/rs6000-protos.h
2166 (altivec_expand_overloaded_builtin): New prototype.
2167 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2168 targetm.resolve_overloaded_builtin here.
2169 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2171 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2172 Zdenek Dvorak <dvorakz@suse.cz>
2174 PR tree-optimization/19210
2175 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2177 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2178 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2179 rely on unproven assumptions.
2180 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2181 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2182 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2183 to number_of_iterations_exit.
2184 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2185 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2186 * tree-ssa-loop-niter.c (find_loop_niter,
2187 estimate_numbers_of_iterations_loop): Likewise.
2188 (number_of_iterations_exit): Honor the new options.
2189 * doc/invoke.texi (Wunsafe-loop-optimizations,
2190 funsafe-loop-optimizations): Document them.
2192 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2194 PR rtl-optimization/22167
2195 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2197 2005-07-20 Adam Nemet <anemet@lnxw.com>
2199 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2200 __do_global_dtors_aux longcall.
2202 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2204 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2205 (old_special_pred_table): Don't reference
2206 SPECIAL_MODE_PREDICATES.
2207 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2208 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2209 * config/sh/predicates.h: Don't mention
2210 SPECIAL_MODE_PREDICATES.
2211 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2214 2005-07-20 DJ Delorie <dj@redhat.com>
2216 * config.gcc: Add m32c-elf support.
2218 * doc/contrib.texi: Mention m32c.
2219 * doc/extend.texi: Document m32c extensions.
2220 * doc/install.texi: Mention m32c.
2221 * doc/invoke.texi: Document m32c options.
2222 * doc/md.texi: Document m32c constraints.
2224 * config/m32c/addsub.md: New file.
2225 * config/m32c/bitops.md: New file.
2226 * config/m32c/cond.md: New file.
2227 * config/m32c/jump.md: New file.
2228 * config/m32c/m32c-lib1.S: New file.
2229 * config/m32c/m32c-lib2.c: New file.
2230 * config/m32c/m32c-modes.def: New file.
2231 * config/m32c/m32c-pragma.c: New file.
2232 * config/m32c/m32c-protos.h: New file.
2233 * config/m32c/m32c.abi: New file.
2234 * config/m32c/m32c.c: New file.
2235 * config/m32c/m32c.h: New file.
2236 * config/m32c/m32c.md: New file.
2237 * config/m32c/m32c.opt: New file.
2238 * config/m32c/minmax.md: New file.
2239 * config/m32c/mov.md: New file.
2240 * config/m32c/muldiv.md: New file.
2241 * config/m32c/predicates.md: New file.
2242 * config/m32c/prologue.md: New file.
2243 * config/m32c/shift.md: New file.
2244 * config/m32c/t-m32c: New file.
2246 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2248 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2249 (stack_protect_set, stack_protect_test): New expanders.
2250 (stack_protect_set_si, stack_protect_set_si_media,
2251 stack_protect_set_di_media, stack_protect_test_si,
2252 stack_protect_test_si_media, stack_protect_test_di_media):
2255 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2257 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2259 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2261 * tree.h (tree_expr_nonzero_p): Export.
2262 * fold-const.c (tree_expr_nonzero_p): Likewise.
2263 Return true for CALL_EXPRs that are alloca calls.
2264 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2266 * tree-flow.h (expr_computes_nonzero): Remove.
2267 * tree-vrp.c (expr_computes_nonzero): Remove.
2268 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2269 (extract_range_from_unary_expr): Likewise.
2270 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2271 tree_expr_nonzero_p.
2273 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2275 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2276 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2277 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2278 All callers changed.
2279 (frame_related_constant_load): New arg "related" which controls
2280 setting of RTX_FRAME_RELATED_P. All callers changed.
2281 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2282 (bfin_expand_prologue): Add stack limit checking.
2283 * config/bfin/bfin.md (trapifcc): New pattern.
2285 * config/bfin/bfin.c: Include "langhooks.h".
2286 (def_builtin): Go through lang_hooks to call builtin_function.
2288 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2289 * config/bfin/predicates.md (symbol_ref_operand): New.
2290 (call_insn_operand): Delete. All callers changed to use
2291 register_no_elim_operand.
2292 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2294 (function_arg): Use it to generate the call's operand 2.
2295 (bfin_longcall_p): New function.
2296 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2297 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2298 determine if the address needs to be in a REG.
2299 (bfin_handle_longcall_attribute): New function.
2300 (bfin_attribute_table): Add "longcall" and "shortcall".
2301 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2302 (CUMULATIVE_ARGS): New member call_cookie.
2303 (PREDICATE_CODES): Add symbol_ref_operand.
2304 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2305 extra USE to the pattern.
2306 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2307 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2308 sibcall_value_insn; now the new patterns handle direct calls and the
2309 old ones indirect calls.
2310 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2312 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2314 * doc/trouble.texi: Update section on handling of empty loops.
2316 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2318 * config.gcc: Remove support for sparc-*-openbsd*,
2319 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2321 * config.host: Remove support for i860-*-sysv4* as a host.
2322 * config/i860/*, config/ip2k/*, config/ns32k/*,
2323 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2324 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2325 mention obsolete ports.
2327 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2329 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2331 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2332 of frame_pointer_rtx.
2333 (sh_expand_epilogue): Likewise.
2334 (sh_set_return_address): Likewise.
2335 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2336 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2337 offsets from FRAME_POINTER_REGNUM.
2338 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2339 (sh_register_names): Add initializer for sfp.
2340 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2341 (VALID_REGISTER_P): Likewise.
2342 (FIRST_PSEUDO_REGISTER): Update.
2343 (DWARF_FRAME_REGISTERS): Define.
2344 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2345 (HARD_FRAME_POINTER_REGNUM): Define.
2346 (FRAME_POINTER_REGNUM): Redefine.
2347 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2348 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2349 from FRAME_POINTER_REGNUM.
2350 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2351 FRAME_POINTER_REGNUM.
2352 (REG_CLASS_CONTENTS): Add sfp.
2353 (REG_ALLOC_ORDER): Likewise.
2354 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2355 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2356 of frame_pointer_rtx.
2357 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2359 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2361 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2362 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2363 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2365 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2368 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2370 Make CONSTRUCTOR use VEC to store initializers.
2371 * c-common.c (complete_array_type): Update to cope with VEC in
2373 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2374 (pp_c_constructor_elts): New function.
2375 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2376 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2377 struct constructor_stack, struct initializer_stack,
2378 constructor_elements, push_init_level, pop_init_level,
2379 add_pending_init, find_init_member, output_init_element): Update to
2380 cope with VEC in CONSTRUCTOR_ELTS.
2381 * coverage.c (build_fn_info_value, build_ctr_info_value,
2382 build_gcov_info): Likewise.
2383 * expr.c (categorize_ctor_elements_1, store_constructor,
2384 expand_expr_real_1): Likewise.
2385 * fold-const.c (fold_ternary): Likewise.
2386 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2387 gimplify_init_constructor, gimplify_expr): Likewise.
2388 * tree-dump.c (dequeue_and_dump): Likewise.
2389 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2391 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2393 * tree-sra.c (generate_element_init_1): Likewise.
2394 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2395 * tree-ssa-operands.c (get_expr_operands): Likewise.
2396 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2397 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2398 (get_initial_def_for_reduction): Likewise.
2399 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2400 value handle in annotations.
2401 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2402 tree_node_structure): Add support for constr_kind.
2403 (build_vector_from_ctor, build_constructor_single,
2404 build_constructor_from_list): New functions.
2405 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2406 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2407 Update to cope with VEC in CONSTRUCTOR_ELTS.
2408 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2409 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2410 CONSTRUCTOR_APPEND_ELT): New macros.
2411 (struct constructor_elt, struct tree_constructor): New data types.
2412 (union tree_node): Add tree_constructor field.
2413 * treestruct.def: Define TS_CONSTRUCTOR.
2414 * varasm.c (const_hash_1, compare_constant, copy_constant,
2415 compute_reloc_for_constant, output_addressed_constants,
2416 initializer_constant_valid_p, output_constant,
2417 array_size_for_constructor, output_constructor): Update to cope with
2418 VEC in CONSTRUCTOR_ELTS.
2419 * vec.h (VEC_empty, VEC_copy): New macros.
2421 2005-07-19 Devang Patel <dpatel@apple.com>
2423 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2425 2005-07-19 Richard Henderson <rth@redhat.com>
2428 * gimplify.c (gimplify_expr): Use main variant type for the temp
2429 destination for a discarded volatile read.
2430 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2431 casts between non-void types that change volatility.
2433 2005-07-15 DJ Delorie <dj@redhat.com>
2435 * toplev.h: Add comment about the first parameter for warning().
2436 * errors.h: Likewise.
2438 * c.opt (Wpragmas): New.
2439 * doc/invoke.texi: Document it.
2441 * function.c (do_warn_unused_parameter): Add warning control to
2443 * c-decl.c (warn_if_shadowing): Likewise.
2444 * c-lex.c (cb_def_pragma): Likewise.
2445 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2446 (pop_alignment): Likewise.
2447 (handle_pragma_pack): Likewise.
2448 (apply_pragma_weak): Likewise.
2449 (handle_pragma_weak): Likewise.
2450 (handle_pragma_redefine_extname): Likewise.
2451 (add_to_renaming_pragma_list): Likewise.
2452 (handle_pragma_extern_prefix): Likewise.
2453 (maybe_apply_renaming_pragma): Likewise.
2454 (handle_pragma_visibility): Likewise.
2456 * config/c4x/c4x-c.c (BAD): Likewise.
2457 (c4x_parse_pragma): Likewise.
2458 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2459 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2460 (rs6000_pragma_longcall): Likewise.
2461 * config/v850/v850-c.c (pop_data_area): Likewise.
2462 (ghs_pragma_section): Likewise.
2463 (ghs_pragma_section): Likewise.
2464 (ghs_pragma_interrupt): Likewise.
2465 (ghs_pragma_starttda): Likewise.
2466 (ghs_pragma_startsda): Likewise.
2467 (ghs_pragma_startzda): Likewise.
2468 (ghs_pragma_endtda): Likewise.
2469 (ghs_pragma_endsda): Likewise.
2470 (ghs_pragma_endzda): Likewise.
2472 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2473 Kenneth Zadeck <zadeck@naturalbridge.com>
2475 * Makefile.in: Removed tree-promote-statics.c
2476 * tree-promote-statics.c: Removed.
2477 * common.opt: Removed flag-promote-statics.
2479 * passes.c: Removed tree-promote-statics pass.
2480 * tree-pass.h: Ditto.
2481 * timevar.def: Removed TV_PROMOTE_STATICS.
2484 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2486 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2488 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2490 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2493 * c-common.c (check_function_arguments): Call
2494 'check_function_format' if either -Wformat or
2495 -Wmissing-format-attribute are specified.
2496 * c-format.c (check_function_format): Check -Wformat before
2497 calling 'check_format_info'.
2498 * c-opts.c (c_common_post_options): Don't warn for
2499 -Wmissing-format-attribute without -Wformat.
2500 * c-typeck.c (convert_for_assignment): Detect additional cases for
2501 -Wmissing-format-attribute.
2502 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2505 2005-07-19 Richard Guenther <rguenther@suse.de>
2507 * config/i386/i386.md (lrint<mode>2): Use temporary
2508 instead of clobbering non-existent memory.
2510 2005-07-19 Nick Clifton <nickc@redhat.com>
2512 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2513 statement to avoid displaying ASCII control characters.
2515 2005-07-19 Ben Elliston <bje@au.ibm.com>
2517 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2518 * cfganal.c (find_edge_index): Ditto.
2519 * combine.c (combine_instructions): Ditto.
2520 * ddg.c (create_scc): Ditto.
2521 (find_successors): Ditto.
2522 (find_predecessors): Ditto.
2523 (find_nodes_on_paths): Ditto.
2524 (longest_simple_path): Ditto.
2525 * flow.c (update_life_info): Ditto.
2526 (count_or_remove_death_notes): Ditto.
2527 (clear_log_links): Ditto.
2528 * modulo-sched.c (generate_reg_moves): Ditto.
2529 (find_max_asap): Ditto.
2530 (find_max_hv_min_mob): Ditto.
2531 (find_max_dv_min_mob): Ditto.
2532 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2533 * sched-rgn.c (extract_edgelst): Ditto.
2534 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2535 (dump_update_ssa): Ditto.
2536 (ssa_names_to_replace) Ditto.
2537 (switch_virtuals_to_full_rewrite): Ditto.
2538 (update_ssa): Ditto.
2539 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2541 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2543 Fix PR tree-optimization/22483
2545 * tree-complex.c (create_components): Use
2546 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2547 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2548 * tree-flow.h (safe_referenced_var_iterator): New structure.
2549 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2550 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2551 safe_referenced_var iterator.
2552 (add_type_alias): Ditto.
2554 2005-07-19 Steven Bosscher <stevenb@suse.de>
2556 * loop-init.c (rest_of_handle_loop2): Remove.
2557 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2558 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2559 (pass_rtl_loop_init, pass_rtl_loop_done,
2560 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2561 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2562 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2563 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2564 pass_tree_loop_done, and pass_tree_unswitch.
2565 (gate_loop): Rename to gate_tree_loop.
2566 * passes.c (init_optimization_passes): Update for renamed tree
2567 loop passes. Add the new loop2 passes as subpasses of loop2.
2568 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2569 Update for the renamed tree loop passes.
2571 2005-07-18 Ian Lance Taylor <ian@airs.com>
2574 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2575 blocks when optimizing.
2577 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2579 * common.opt (frename-registers): Initialize to 2.
2581 (fgcse-after-reload): Ditto.
2582 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2583 (process_options): Only change flag_web, flag_rename_registers,
2584 and flag_rerun_cse_after_loop if not explicitly set by user.
2586 2005-07-18 Jan Beulich <jbeulich@novell.com>
2588 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2589 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2590 in 64-bit mode the same as DImode in 32-bit mode.
2591 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2592 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2593 mode. Add new mode parameter.
2594 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2595 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2596 x86_64_shift_adj): New expanders.
2597 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2598 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2600 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2601 DImode shift splitters.
2602 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2603 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2606 2005-07-18 Jan Beulich <jbeulich@novell.com>
2608 * i386.md (movdi_extzv_1): New.
2609 (zero_extendhidi2): Combine alternatives and never force use of
2611 (zero_extendqidi2): Likewise. Don't restrict input selection.
2613 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2615 Fix PR tree-optimization/22531
2616 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2619 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2621 * tree-promote-statics.c (pass_promote_statics): Change dump file
2624 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2626 * tree-optimize.c (init_tree_optimization_passes): Add
2627 pass_eliminate_useless_stores pass.
2628 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2629 * tree-ssa-pre.c (is_copy_stmt): New function.
2630 (follow_copies_till_vuse): Ditto.
2631 (do_eustores): Ditto.
2632 (gate_eustores): Ditto.
2634 2005-07-16 Richard Henderson <rth@redhat.com>
2636 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2638 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2639 Kenneth Zadeck <zadeck@naturalbridge.com>
2641 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2642 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2643 ipa-type-escape.h, tree-promote-statics.c
2644 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2645 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2646 tree-promote-statics.c: new files.
2647 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2648 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2649 int nonlocal_set_p, mark_constant_function): Deleted.
2650 (rest_of_handle_cfg): Removed call to mark_constant_function.
2651 (nonoverlapping_component_refs_p): Added calls to support
2652 type based aliasing.
2653 * tree-ssa-alias.c (may_alias_p,
2654 compute_flow_insensitive_aliasing): Ditto.
2655 * calls.c (flags_from_decl_or_type): Removed reference to
2657 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2658 too many arguments. This is necessary for Spec 2000.
2659 * cgraph.h (const_function, pure_function): Removed.
2660 * common.opt: Added "fipa-pure-const", "fipa-reference",
2661 "fipa-type-escape", and "ftree-promote-static".
2663 * passes.c: Added ipa and tree-promote-statics passes.
2664 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2665 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2666 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2667 * tree-flow.h: Added exposed sra calls and addition of
2668 reference_vars_info field for FUNCTION_DECLS.
2669 * tree-pass.h: Added passes.
2670 * tree-sra.c: (sra_init_cache): New function.
2671 (sra_insert_before, sra_insert_after) Made public.
2672 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2674 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2675 aliasing. (may_alias_p): Added code to use type escape analysis to
2677 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2678 code to prune clobbers of static variables based on information
2679 produced in ipa-reference pass. Changed call clobbering so that
2680 statics are not marked as clobbered if the call does not clobber
2683 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2685 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2688 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2690 * doc/install.texi (*-*-solaris2*): Document recommended version
2691 of GNU binutils and mention GNU linker problem on Solaris 10.
2693 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2696 * c-decl.c (c_build_bitfield_integer_type): New function.
2697 (finish_struct): Call it.
2698 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2700 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2702 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2705 2005-07-16 Jan Hubicka <jh@suse.cz>
2707 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2708 (scale_bbs_frequencies_int): Watch roundoff errors.
2709 * predict.c (return_prediction): Initialize return_stmt.
2711 2005-07-16 Jan Hubicka <jh@suse.cz>
2713 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2714 after RTL profiling.
2716 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2719 * fold-const.c (build_range_check): Convert high/low to etype
2720 if we are only comparing against exp.
2722 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2724 Fix PR tree-optimization/22376
2725 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2727 (need_to_solve): New function.
2728 (compute_points_to_sets): Use it.
2730 2005-07-15 Jan Hubicka <jh@suse.cz>
2732 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2733 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2735 2005-07-15 Richard Guenther <rguenther@suse.de>
2737 * c-common.c (handle_flatten_attribute): New function.
2738 Add flatten function attribute.
2739 * doc/extend.texi: Document flatten function attribute.
2740 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2741 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2743 (cgraph_decide_inlining): Handle functions with flatten
2746 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2748 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2749 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2750 UNSPEC_XCHG, UNSPEC_AND): New.
2751 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2752 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2753 * config/rs6000/sync.md (FETCHOP): New code macro.
2754 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2756 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2757 (sync_compare_and_swap<mode>): Same.
2758 (sync_lock_test_and_set<mode>): Same.
2759 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2760 for QImode and HImode, and not PPC405.
2761 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2762 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2763 (sync_<fetchop>{si,di}_internal): New.
2764 (sync_nand{si,di}_internal): New.
2765 (sync_old_<fetchop>{si,di}_internal): New.
2766 (sync_old_nand{si,di}_internal): New
2767 (sync_new_<fetchop>{si,di}_internal): New.
2768 (sync_new_nand{si,di}_internal): New.
2769 (atomic_and{si,di}): New.
2770 (sync_new_nand{si,di}_internal): New.
2771 (atomic_and{si,di}): New.
2772 (sync_add<mode>_internal): Delete.
2773 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2774 (sync_sub<mode>_internal): Delte.
2775 (sync_subshort_internal): New.
2776 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2777 (sync_anddi_internal): Delete.
2778 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2779 (sync_booldi_internal): Delete.
2780 (sync_boolc<mode>_internal): Delete.
2781 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2782 (sync_boolc<mode>_internal2): Delete.
2783 (sync_boolcc<mode>_internal): Delete.
2784 (isync, lwsync): Use unspec instead of unspec_volatile.
2785 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2786 Revert UNSPEC_VOLATILE.
2787 (rs6000_split_atomic_op): New.
2788 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2790 2005-07-14 Eric Christopher <echristo@redhat.com>
2792 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2793 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2795 2005-07-14 Eric Christopher <echristo@redhat.com>
2797 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2799 2005-07-14 Steven Bosscher <stevenb@suse.de>
2801 PR tree-optimization/22230
2802 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2803 the computation of the four cross productions for "range op range".
2805 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
2806 Ulrich Weigand <uweigand@de.ibm.com>
2809 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2812 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2814 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2816 2005-07-14 Steve Ellcey <sje@cup.hp.com>
2818 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2820 2005-07-14 Richard Guenther <rguenther@suse.de>
2823 * config/i386/i386-protos.h (ix86_function_value): Change
2824 prototype to match new target hook.
2825 * config/i386/i386.c (ix86_value_regno): Change prototype
2826 to take extra type argument.
2827 (TARGET_FUNCTION_VALUE): Define.
2828 (ix86_function_ok_for_sibcall): Pass extra argument to
2829 ix86_value_regno, check return slot rtx for exact match.
2830 (ix86_function_value): Take extra parameter. Dispatch to
2831 ix86_value_regno with fndecl/fntype as provided.
2832 (ix86_value_regno): Handle extra type argument.
2833 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2835 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2836 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2837 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2838 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2839 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2841 2005-07-14 Richard Guenther <rguenther@suse.de>
2843 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2844 * calls.c (expand_call): Pass fntype to hard_function_value.
2845 (emit_library_call_value_1): Likewise.
2846 * explow.c: Include target.h.
2847 (hard_function_value): Take extra argument, the fntype.
2848 Use new target hook for function_value.
2849 * expr.h (hard_function_value): Change prototype.
2850 * function.c (aggregate_value_p): Pass 0 as fntype to
2851 hard_function_value.
2852 (assign_parms): Use new target hook for function_value.
2853 Pass 0 as fntype to hard_function_value.
2854 (expand_function_end): Likewise.
2855 * reg-stack.c: Include target.h.
2856 (stack_result): Use new target hook for function_value.
2857 * target-def.h: New target hook function_value.
2858 * target.h: Likewise.
2859 * targhooks.c (default_function_value): New function.
2860 * targhooks.h (default_function_value): Declare.
2862 2005-07-13 Ian Lance Taylor <ian@airs.com>
2864 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2866 2005-07-14 Jan Hubicka <jh@suse.cz>
2868 * tree-dfa.c (dump_variable): Use default_def function.
2869 * tree-ssa-alias.c (dump_points_to_info): Likewise.
2870 * tree-ssa.c (verify_use): Likewise.
2871 * tree-ssanames.c (release_ssa_name): Likewise.
2872 * tree-tailcall.c (eliminate_tail_call): Likewise.
2873 (tree_optimize_tail_calls_1): Likewise.
2874 * tree-vrp.c (get_value_range): Likewise.
2876 2005-07-14 Ben Elliston <bje@au.ibm.com>
2878 * gcc.c (main): Compare language[0] with '*' when iterating over
2881 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2883 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2884 "s390_emit_compare". Add handling of CCZ1mode.
2885 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2886 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2888 (s390_branch_condition_mask): Add CCZ1mode handling.
2889 * config/s390/s390.md: ("seq", "*seq"): New pattern.
2890 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2891 Use CCZ1mode instead of CCZmode.
2892 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
2894 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
2896 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2898 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2900 2005-07-13 Eric Christopher <echristo@redhat.com>
2902 * config/mips/mips.c (mips_canonicalize_comparison): New.
2903 (mips_emit_int_relational): Use.
2905 2005-07-13 Eric Christopher <echristo@redhat.com>
2907 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2909 * config/s390/s390.md: Include tpf.md. Move tpf specific
2911 * config/s390/tpf.md: To here.
2912 * config/s390/s390.opt: Move tpf specific options...
2913 * config/s390/tpf.opt: to here. Add mmain option.
2914 * config/s390/tpf-unwind.h: Remove unnecessary defines.
2915 * config/s390/tpf.h: Rewrite.
2917 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2919 * doc/tm.texi: Remove @xref{Cross-profiling}.
2921 2005-07-13 Jeff Law <law@redhat.com>
2923 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2924 expressions, test their _DECL operands for pointer equality rather
2925 than using operand_equal_p.
2927 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
2929 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2930 (TARGET_POSIX_IO): This.
2931 * config/darwin.h: Likewise.
2932 * config/freebsd.h: Likewise.
2933 * config/linux.h: Likewise.
2934 * config/lynx.h: Likewise.
2935 * config/netbsd.h: Likewise.
2936 * config/rs6000/linux64.h: Likewise.
2937 * config/rs6000/linux.h: Likewise.
2938 * config/s390/tpf.h: Likewise.
2939 * config/sh/embed-elf.h: Likewise.
2940 * config/sparc/linux64.h: Likewise.
2941 * config/sparc/linux.h: Likewise.
2942 * config/svr4.h: Likewise.
2943 * gcov-io.h: Likewise.
2945 * doc/tm.texi: Updated.
2947 * libgcov.c (create_file_directory): Defined only if
2948 TARGET_POSIX_IO is defined.
2949 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2952 2005-07-13 Jan Hubicka <jh@suse.cz>
2954 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2956 2005-07-13 David Edelsohn <edelsohn@gnu.org>
2958 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2959 structure as argument.
2961 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
2963 PR tree-optimization/21921
2964 * tree-iterator.c (tsi_link_before): Support the case when
2965 tsi_end_p (tsi) == true.
2967 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2969 PR tree-optimization/22442
2970 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2973 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
2975 PR rtl-optimization/20376
2976 * toplev.c (process_options): Enable -fweb and -frename-registers when
2978 * doc/invoke.texi: Update the information about when -fweb and
2979 -frename-registers are enabled.
2981 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
2984 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2985 if *rhs_p is not a SSA_NAME.
2987 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
2989 Fix PR tree-optimization/22422
2990 * tree-ssa-structalias.c (struct variable_info): Add flag for
2992 (get_varinfo): Now a static function.
2993 (new_varinfo): init has_union and is_special_var to false.
2994 (solution_set_add): Check has_union.
2995 (do_da_constraint): Move temporary variable so it gets reset
2997 Also check for special variable.
2998 (do_ds_constraint): Ditto.
2999 (do_sd_constraint): Ditto.
3000 (do_structure_copy): Check for special variable.
3001 (find_func_aliases): Ditto.
3002 (init_base_vars): Set special vars properly.
3004 2005-07-13 Jan Hubicka <jh@suse.cz>
3006 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3009 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3010 (get_expr_operands): Fix thinko wrt flags and subvars.
3012 PR tree-optimize/22379
3013 * tree-inline.c (expand_call_inline): Do not output sorry in early
3016 2005-07-12 Dale Johannesen <dalej@apple.com>
3018 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3020 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3023 * host-linux.h: Include limits.h.
3025 2005-07-12 Dale Johannesen <dalej@apple.com>
3027 * expr.c (compress_float_constant): Add cost check.
3028 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3030 2005-07-12 Dale Johannesen <dalej@apple.com>
3032 * gcc.target/i386/compress-float-sse.c: New.
3033 * gcc.target/i386/compress-float-sse-pic.c: New.
3034 * gcc.target/i386/compress-float-387.c: New.
3035 * gcc.target/i386/compress-float-387-pic.c: New.
3036 * gcc.dg/compress-float-ppc.c: New.
3037 * gcc.dg/compress-float-ppc-pic.c: New.
3039 2005-07-12 Eric Christopher <echristo@redhat.com>
3041 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3043 * config/s390/s390.md: Include tpf.md. Move tpf specific
3045 * config/s390/tpf.md: To here.
3046 * config/s390/s390.opt: Move tpf specific options...
3047 * config/s390/tpf.opt: to here. Add mmain option.
3048 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3049 * config/s390/tpf.h: Rewrite.
3051 2005-07-12 Eric Christopher <echristo@redhat.com>
3053 * gcc.c (struct infile): Update comment for language.
3054 (main): Rewrite input file resetting code.
3056 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3059 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3060 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3061 (lookup_avail_expr): Use constant_boolean_node instead
3062 of boolean_false_node/boolean_true_node.
3064 2005-07-12 Ben Elliston <bje@au.ibm.com>
3066 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3067 and use it when printing num_edges.
3069 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3071 * doc/extend.texi (Blackfin Built-in Functions): New section.
3072 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3075 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3077 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3078 s/cmpstrsi/cmpstrnsi
3079 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3081 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3082 (init_optabs): Initialize cmpstrn_optab.
3083 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3084 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3085 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3086 * config/i386/i386.md: s/cmpstr/cmpstrn
3087 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3088 * doc/md.texi: Update documentation.
3090 2005-07-11 Richard Henderson <rth@redhat.com>
3092 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3093 build_va_arg_indirect_ref.
3094 (alpha_gimplify_va_arg): Likewise.
3095 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3096 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3097 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3098 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3099 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3100 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3102 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3104 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3106 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3107 * passes.c (init_optimization_passes): Add pass_empty_loop.
3108 * tree-pass.h (pass_empty_loop): Declare.
3109 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3110 try_remove_empty_loop, remove_empty_loops): New functions.
3111 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3112 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3114 2005-07-12 Peter Barada <peter@the-baradas.com>
3118 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3119 in address registers.
3120 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3121 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3122 alternative of addsi3_5200.
3124 2005-07-11 Ian Lance Taylor <ian@airs.com>
3126 * config/mips/mips.md (ffs<mode>2): Remove.
3128 2005-07-11 Ian Lance Taylor <ian@airs.com>
3130 * doc/tree-ssa.texi (Cleanups): Improve description of
3132 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3134 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3136 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3137 * tree.h (DECL_ARGUMENT_FLD): New macro.
3139 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3141 Fix PR tree-optimization/22404
3143 * tree-ssa-structalias.c (create_variable_info_for): Use
3146 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3148 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3149 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3150 for second comparison operand.
3151 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3153 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3154 (define_insn_reservation "alu"): Likewise.
3155 (csync, ssync): Now of type sync.
3156 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3157 -mcsync-anomaly -mspecld-anomaly.
3158 * config/bfin/bfin.opt (mcsync): Remove.
3159 (mcsync-anomaly, mspecld-anomaly): Add.
3160 * config/bfin/bfin.c: Include "insn-codes.h".
3161 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3162 (TARGET_DEFAULT_TARGET_FLAGS): New.
3163 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3165 2005-07-11 Steven Bosscher <stevenb@suse.de>
3167 * basic-block.h: Give the BB flags enum a name, bb_flags.
3168 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3169 * cfgcleanup.c (enum bb_flags): Remove here.
3170 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3171 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3172 (update_forwarder_flag): Likewise.
3173 (thread_jump): Likewise.
3174 (try_forward_edges): Likewise.
3175 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3176 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3177 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3179 2005-07-11 Richard Guenther <rguenther@suse.de>
3181 * config/i386/i386.opt: New target option -msseregparm.
3182 * config/i386/i386.c (override_options): Error out for
3183 -msseregparm but no SSE support.
3184 (ix86_function_sseregparm): Check for global sseregparm.
3185 * doc/invoke.texi: Document -msseregparm.
3187 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3189 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3190 (m32rle-*-linux*): Ditto.
3192 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3194 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3195 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3198 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3202 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3203 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3205 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3207 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3208 (varmap): Heapify varmap.
3209 (constraints): Heapify constraints.
3210 (struct constraint_graph): Heapify succs and preds.
3211 (constraint_vec_find): Update for heapification.
3212 (constraint_set_union): Ditto.
3213 (insert_into_complex): Ditto.
3214 (constraint_edge_vec_find): Ditto.
3215 (erase_graph_self_edge): Ditto.
3216 (add_graph_edge): Ditto.
3217 (get_graph_weights): Ditto.
3218 (merge_graph_nodes): Ditto.
3219 (build_constraint_graph): Ditto.
3220 (topo_visit): Ditto.
3221 (solve_graph): Ditto.
3222 (create_variable_info_for): Ditto.
3223 (init_base_vars): Ditto.
3224 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3225 (condese_varmap_nodes): Free complex vector.
3226 (clear_edges_for_node): Clear succs and preds vector.
3228 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3230 * tree-ssa-structalias.c (update_alias_info): Change counting of
3231 references to not include vdefs.
3233 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3235 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3238 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3240 * pa.c (pa_commutative_p): Make PLUS commutative when
3241 TARGET_NO_SPACE_REGS is true.
3243 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3245 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3246 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3247 * tree-dfa.c (dump_subvars_for): New.
3248 (debug_subvars_for): New.
3249 (dump_variable): Show subvariables if VAR has them.
3250 * tree-flow-inline.h (get_subvar_at): New.
3251 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3252 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3254 (struct subvar): Change fields offset and size to unsigned
3256 (dump_subvars_for): Declare.
3257 (debug_subvars_for): Declare.
3258 (get_subvar_at): Declare.
3259 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3260 to unsigned HOST_WIDE_INT *.
3261 (overlap_subvar): Likewise.
3262 * tree-gimple.c (is_gimple_reg): Always return false for
3263 SFTs and memory tags.
3264 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3266 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3267 (compute_may_aliases): Call compute_points_to_sets.
3268 (collect_points_to_info_for): Remove.
3269 (compute_points_to_and_addr_escape): Remove.
3270 (delete_alias_info): Call delete_points_to_sets.
3271 (compute_flow_sensitive_aliasing): If the call to
3272 find_what_p_points_to returns false, call set_pt_anything.
3273 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3274 (set_pt_anything): Clear pi->pt_vars.
3275 (set_pt_malloc): Remove.
3276 (merge_pointed_to_info): Remove.
3277 (add_pointed_to_expr): Remove.
3278 (add_pointed_to_var): Remove.
3279 (collect_points_to_info_r): Remove.
3280 (is_escape_site): Make extern.
3282 (create_overlap_variables_for): Call it.
3283 * tree-ssa-copy.c (merge_alias_info): Never merge
3284 flow-sensitive alias information.
3285 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3286 offset and size to be unsigned HOST_WIDE_INT.
3287 (add_to_addressable_set): Rename from note_addressable.
3288 Set TREE_ADDRESSABLE as the variables are added to the set.
3290 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3291 operands into VUSEs when adding V_MAY_DEFs for members in an
3293 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3294 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3295 (struct variable_info): Add bitfield is_heap_var.
3296 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3297 (new_var_info): Initialize is_heap_var.
3298 (get_constraint_for): Add HEAP variables to the symbol table.
3299 Mark them with is_heap_var.
3300 (update_alias_info): New. Taken mostly from the old
3301 compute_points_to_and_addr_escape.
3302 (handle_ptr_arith): New.
3303 (find_func_aliases): Call update_alias_info.
3304 Call handle_ptr_info for tcc_binary expressions.
3305 Call mark_stmt_modified.
3306 (create_variable_info_for): If DECL has subvars, do not create
3307 variables for its subvars. Always add all the fields.
3308 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3309 SFTs, then add all the SFTs of the structure.
3310 If VI->DECL is an aggregate with subvariables, add the SFT at
3312 (find_what_p_points_to): If VI is an artificial variable,
3313 translate to bitfields in SSA_NAME_PTR_INFO.
3314 If the solution is empty, set pi->pt_vars to NULL
3315 (init_base_vars): Create ANYOFFSET.
3316 (compute_points_to_sets): Rename from create_alias_vars.
3318 (pass_build_pta): Remove.
3319 (delete_points_to_sets): Rename from delete_alias_vars.
3320 (pass_del_pta): Remove.
3321 * tree-ssa-structalias.h (struct alias_info): Move from
3323 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3324 NUM_REFERENCES_SET): Likewise.
3325 (compute_points_to_sets, delete_points_to_sets): Declare.
3327 2005-07-09 Richard Henderson <rth@redhat.com>
3329 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3330 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3331 alpha_split_lock_test_and_set_12): New functions.
3332 * config/alpha/alpha-protos.h: Update.
3333 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3334 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3335 * config/alpha/sync.md (I12MODE): New.
3336 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3337 (sync_<fetchop_name><I48MODE>): Likewise.
3338 (sync_nand<I48MODE>): Likewise.
3339 (sync_old_<fetchop_name><I48MODE>): Likewise.
3340 (sync_new_<fetchop_name><I48MODE>): Likewise.
3341 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3342 (sync_compare_and_swap<I48MODE>): Likewise.
3343 (sync_lock_test_and_set<I48MODE>): Likewise.
3344 (sync_compare_and_swap<I12MODE>): New.
3345 (sync_compare_and_swap<I12MODE>_1): New.
3346 (sync_lock_test_and_set<I12MODE>): New.
3347 (sync_lock_test_and_set<I12MODE>_1): New.
3349 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3353 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3355 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3357 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3358 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3360 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3363 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3365 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3367 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3368 memory_operand constraint.
3369 (store_conditional_<mode>): Same.
3370 (sync_compare_and_swap<mode>): Same.
3371 (sync_lock_test_and_set<mode>): Same.
3373 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3375 Rewrite PIC support to more closely model actual instructions.
3376 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3377 (cris_symbol): Remove prototypes for removed functions.
3378 (cris_pic_symbol_type_of, cris_valid_pic_const)
3379 (cris_expand_pic_call_address): Prototypes for new functions.
3380 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3382 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3384 <case ':'>: Add case for new punctuation character.
3385 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3386 emitting (extra) PIC modifier.
3387 <case UNSPEC>: Do not assert for PLT.
3388 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3389 (cris_expand_prologue, cris_expand_epilogue): Check
3390 for pic_offset_table_rtx usage instead of taking
3391 current_function_uses_pic_offset_table as the final word.
3392 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3393 Remove flag_pic difference.
3394 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3395 the moral equivalents of...
3396 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3398 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3399 (cris_handle_option): Mark ARG as unused.
3400 (cris_expand_pic_call_address): New worker function for "call",
3402 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3403 output PIC constructs here.
3404 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3405 as symbol-specific modifers, not whole or part of operands.
3406 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3407 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3408 constants and flag_pic.
3409 (CONSTANT_INDEX_P): Adjust for new functions.
3410 (enum cris_pic_symbol_type): New helper type.
3411 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3412 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3413 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3415 ("movsi"): Emit actual instructions for GOT and relative access.
3416 ("*movsi_got_load"): New pattern to set up the register holding
3418 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3419 Adjust FIXME for 'S'.
3420 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3421 Use "movs" for -fpic cases.
3422 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3423 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3424 ("call", "call_value"): Just call cris_expand_pic_call_address for
3426 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3427 Remove special pattern.
3428 ("*expanded_call_side", "*expanded_call_value_side"): New
3430 (gotplt-to-plt, gotplt-to-plt-side-call)
3431 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3433 * config/cris/cris/predicates.md
3434 ("cris_general_operand_or_gotless_symbol"): Remove unused
3436 ("cris_general_operand_or_symbol"): Adjust for new functions.
3438 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3440 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3442 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3444 * Makefile.in (TREE_H): Add treestruct.def.
3445 (c-decl.o): Add pointer-set.h
3446 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3447 visibility on regular DECL's.
3448 (merge_decls): Fix the copying of decl nodes of various types for
3449 the new structures. Don't update RTL, section name, weak status,
3450 etc, on DECL's without RTL.
3451 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3452 Don't check volatile on non-variable types.
3453 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3454 to check whether we have seen arguments.
3455 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3456 flag is checked before field (flag is common, field is not).
3457 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3458 TS_DECL_COMMON could have an origin.
3459 (add_location_or_const_value_attribute): Don't check section name
3460 on non-var/function decls.
3461 (dwarf2out_var_location): Reverse order of tests.
3462 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3463 with DECL_WRTL_CHECK.
3464 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3465 * fold-const.c (fold_binary): Don't check weakness on
3466 non-var/function decls.
3467 (tree_expr_nonzero_p): Ditto.
3468 (fold_checksum_tree): Use tree_decl_extra as sizeof
3470 * ggc-page.c (extra_order_size_table): Add sizes for
3471 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3473 * gimplify.c (gimplify_bind_expr): Only set
3474 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3475 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3477 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3478 * langhooks.h (init_ts). New langhook.
3479 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3480 * print-tree.c (print_node): Update to only print fields that
3481 exist in the structures the passed decl has.
3482 * toplev.c (wrapup_global_declarations): Don't reset
3483 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3484 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3485 * tree-inline.c (remap_decl): Ditto.
3486 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3487 * tree-pretty-print.c (print_declaration): Don't print
3488 DECL_REGISTER on things that don't contain it.
3489 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3490 non-var/function decls.
3491 * tree.c (tree_contains_struct): New structure.
3492 (init_priority_for_decl): New hashtable.
3493 (tree_int_map): New structure.
3494 (tree_int_map_eq): New function.
3495 (tree_int_map_marked_p): Ditto.
3496 (tree_int_map_hash): Ditto.
3497 (tree_map): Move to tree.h.
3498 (tree_map_eq): Externalize.
3499 (tree_map_hash): Ditto.
3500 (tree_map_marked_p): Ditto.
3501 (init_ttree): Set up tree_contains_struct and call langhook.
3502 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3503 (tree_code_size): Update for new structures.
3504 (tree_node_structure): Update for new structures.
3505 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3507 (copy_node_stat): Copy init priority.
3508 (build_decl_stat): Ditto for visibility.
3509 (ts_enum_names): New.
3510 (tree_contains_struct_check_failed): New function.
3511 (decl_init_priority_lookup): Ditto.
3512 (decl_init_priority_insert): Ditto.
3513 * treestruct.def: New file.
3514 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3515 (CONTAINS_STRUCT_CHECK): Ditto.
3516 (tree_contains_struct_check_failed): New prototype.
3517 (DECL_CHECK): Removed.
3518 (DECL_MINIMAL_CHECK): New.
3519 (DECL_COMMON_CHECK): Ditto.
3520 (DECL_WRTL_CHECK): Ditto.
3521 (DECL_NON_COMMON_CHECK): Ditto.
3522 (DECL_WITH_VIS_CHECK): Ditto.
3523 (VAR_OR_FUNCTION_DECL_P): Ditto
3524 (struct tree_decl_minimal): New structure.
3525 (struct tree_decl_common): Ditto.
3526 (struct tree_decl_with_rtl): Ditto.
3527 (struct tree_decl_with_vis): Ditto.
3528 (struct tree_decl_non_common): Ditto.
3529 (struct tree_field_decl): Ditto.
3530 (struct tree_parm_decl): Ditto.
3531 (struct tree_var_decl): Ditto.
3532 (struct tree_function_decl): Ditto.
3533 (struct tree_const_decl): Ditto.
3534 (struct tree_result_decl): Ditto.
3535 (union tree_node): Add new structures.
3536 * var-tracking.c (track_expr_p): Reverse order of tests.
3538 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3540 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3542 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3543 * system.h: Poison FINALIZE_PIC.
3544 * doc/tm.texi (FINALIZE_PIC): Remove.
3546 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3549 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3550 to the correct type if we have a MODIFY_EXPR.
3552 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3554 PR tree-optimization/22360
3555 * tree.c (upper_bound_in_type): Fix calculations for casting
3556 to a non-wider signed type and casting a signed value to a
3557 wider unsigned type.
3558 (lower_bound_in_type): Fix calculations for casting to a
3559 non-wider signed type.
3561 PR tree-optimization/20139
3562 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3564 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3565 fold_cond_expr_cond.
3566 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3567 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3569 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3572 * tree-complex.c (expand_complex_libcall): Produce
3573 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3575 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3577 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3578 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3579 b" assert and inserted fastpath code for this case.
3580 (bitmap_ior): Removed "a != b" assert.
3582 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3584 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3585 (ENDFILE_SPEC): Likewise.
3586 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3588 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3589 a large stack frame at epilogue.
3591 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3593 * final.c: Include sdbout.h when required.
3595 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3597 * config.gcc (*-*-darwin*): Only one target-specific header file
3599 (powerpc-*-darwin*): Add version-specific header files.
3600 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3601 * config.in: Regenerate.
3602 * configure: Regenerate.
3603 * gcc.c: Include xregex.h.
3604 (version_compare_spec_function): New.
3605 (spec_function): Add version-compare.
3606 (replace_outfile_spec_function): Reformat comment.
3607 (compare_version_strings): New.
3608 * config/darwin-c.c (version_as_macro): New.
3609 (builtin_define): New.
3610 (darwin_cpp_builtins): New.
3611 * config/darwin-protos.h (darwin_cpp_builtins): New.
3612 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3613 (LIB_SPEC): Make unconditional, update comment.
3614 (TARGET_C99_FUNCTIONS): Define.
3615 * config/darwin.opt: Sort.
3616 (mmacosx-version-min=): New.
3617 * config/darwin7.h: Delete.
3618 * config/darwin8.h: Delete.
3619 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3620 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3621 (TARGET_C99_FUNCTIONS): Define.
3622 * config/rs6000/darwin7.h: New.
3623 * config/rs6000/darwin8.h: New.
3624 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3625 (-mmacosx-version-min): Document.
3627 2005-07-07 Ian Lance Taylor <ian@airs.com>
3629 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3631 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3634 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3636 2005-07-07 Khem Raj <kraj@mvista.com>
3638 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3639 in bytes, not words.
3641 2005-07-07 Paul Brook <paul@codesourcery.com>
3643 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3644 DEFAULT_FUNCTION_ARG_PADDING to upward.
3646 2005-07-07 Richard Henderson <rth@redhat.com>
3648 * function.c (locate_and_pad_parm): Record parameter alignment in
3649 stack_alignment_needed.
3651 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3653 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3654 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3655 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3656 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3657 (define_attr "type"): Add isync, sync, load_l, store_c.
3658 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3659 Create scratch volatile MEM.
3660 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3662 (load_locked_<mode>): New.
3663 (store_conditional_<mode>): New.
3664 (sync_compare_and_swap<mode>): Replace with splitter.
3665 (sync_lock_test_and_set<mode>): Replace with splitter.
3666 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3668 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3669 is ics. Attribute isync.
3670 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3672 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3673 and UNSPECV_SYNC_OP.
3674 (emit_unlikely_jump): New.
3675 (emit_load_locked): New.
3676 (emit_store_conditional): New.
3677 (rs6000_split_compare_and_swap): New.
3678 (rs6000_split_lock_test_and_set): New.
3679 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3680 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3681 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3682 rs6000_split_lock_test_and_set): Declare.
3683 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3684 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3685 store_c, isync, sync.
3687 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3689 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3690 filenames to gtyp-gen.h.
3691 (s-typ-gen): Use it in place of for loops.
3693 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3695 * hooks.c (hook_bool_rtx_int_false): New function.
3696 * hooks.h (hook_bool_rtx_int_false): Declare.
3697 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3698 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3699 * target.h (struct gcc_target): Add commutative_p member.
3700 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3701 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3702 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3703 (pa_commutative_p): New function.
3704 * jump.c (target.h): Include.
3705 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3706 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3708 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3710 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3711 (s390_expand_setmem): New.
3712 * config/s390/s390.c: Likewise.
3713 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3715 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3716 general_operand. Call new function "s390_expand_setmem".
3717 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3718 ("setmem_long", "*setmem_long"): ... this.
3720 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3722 * config/s390/s390.c: (optimization_options): Enable
3723 TARGET_MVCLE at -Os.
3724 * doc/invoke.texi: Document changes in default behaviour.
3725 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3727 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3729 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3730 defined by back-end.
3732 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3734 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3735 all sets in the pattern.
3736 * config/rs6000/rs6000.md (stack_protect_testsi,
3737 stack_protect_testdi): Likewise.
3739 2005-07-06 Jeff Law <law@redhat.com>
3741 * tree-vrp.c (simplify_using_ranges): Kill.
3742 (vrp_finalize): Remove call to simplify_using_ranges.
3743 (simplify_stmt_using_ranges): New function extracted from
3744 simplify_using_ranges.
3745 (simplify_div_or_mod_using_ranges): Likewise.
3746 (simplify_abs_using_ranges): Likewise.
3747 (simplify_cond_using_ranges): New function.
3748 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3749 * tree-ssa-propagate.c (substitute_and_fold): Call
3750 simplify_stmt_using_ranges if we have range information.
3752 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3754 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3755 ia64_flag_schedule_isns2.
3757 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3758 reading/writing general registers.
3759 (ia64_function_arg): Revert 2005-06-18 change.
3761 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3763 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3764 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3766 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3768 * function.c (expand_function_end): Revert part of 2005-06-27
3769 patch. Do sjlj_emit_function_exit_after after return_label.
3771 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3773 * doc/install.texi (--disable-libssp): New.
3775 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3777 * doc/invoke.texi: Update -fforce-mem documentation.
3778 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3779 code for -fforce-mem.
3780 * expmed.c: (store_bit_field,store_fixed_bit_field,
3781 extract_bit_field): Ditto.
3782 * expr.c: (convert_move): Ditto.
3783 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3784 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3785 emit_conditional_add,expand_float,expand_fix): Ditto.
3786 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3787 (common_handle_option): Issue warning when -fforce-mem specified.
3789 2005-07-06 Paul Brook <paul@codesourcery.com>
3791 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3793 * configure: Regenerate.
3795 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
3797 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3799 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
3801 Fix PR tree-optimization/22319
3802 Fix PR tree-optimization/22140
3803 Fix PR tree-optimization/22310
3805 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3806 variable sized types.
3807 Use correct type for intermediate structure on *a = *b structure
3810 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3812 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3814 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3815 (machine_function): Move typedef to...
3816 * config/rs6000/rs6000.c (machine_function): ... here. Add
3817 varargs_save_offset field.
3818 (rs6000_stack_t): Remove varargs_size field.
3819 (setup_incoming_varargs): Allocate varargs save area using
3820 assign_stack_local, try to make it as small as possible.
3821 Save offset from virtual_stack_vars_rtx to the save area
3822 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
3823 instead of magic 8 when fp word byte size is used.
3824 (rs6000_va_start): Use cfun->machine->varargs_save_offset
3825 instead of -RS6000_VARARGS_SIZE.
3826 (rs6000_stack_info, debug_stack_info,
3827 rs6000_initial_elimination_offset): Remove all traces of
3829 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3830 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3831 RS6000_VARARGS_AREA.
3833 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
3835 PR tree-optimization/21963
3836 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3837 constant_multiple_of in the same way get_computation_cost_at does.
3839 2005-07-06 Jakub Jelinek <jakub@redhat.com>
3841 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3842 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3843 (gen_compare_reg): If sparc_compare_emitted is set, clear it
3844 and return its previous value.
3845 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3846 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3848 (stack_protect_set, stack_protect_test): New expanders.
3849 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3850 stack_protect_testdi): New insns.
3851 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3852 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3854 2005-07-06 Jeff Law <law@redhat.com>
3856 * tree-ssa-dce.c (cfg_altered): New global.
3857 (tree_dce_init): Initialize cfg_altered.
3858 (remove_dead_stmt): If we remove an edge in the CFG, then set
3860 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3863 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3865 * Makefile.in (stamp-collect-ld): Use
3866 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
3867 ./collect-ld if it already exists.
3868 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3869 Don't remove ./nm if it already exists.
3871 2005-07-05 Devang Patel <dpatel@apple.com>
3873 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3874 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3875 * tree-vectorizer.c (vect_loop_location): New.
3876 (vect_print_dump_info): Use vect_loop_location.
3877 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3878 (vectorize_loops): Set vect_loop_location.
3879 * tree-vect-analyze.c (vect_analyze_offset_expr,
3880 vect_determin_vectorization_factor, vect_analyze_operations,
3881 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3882 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3883 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3884 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3885 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3886 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3887 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3888 vect_analyze_loop): Adjust vect_print_dump_info API.
3889 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3890 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3891 vect_finish_stmt_generation, vectorizable_assignment,
3892 vectorizable_operation, vectorizable_store, vectorizable_load,
3893 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3894 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3895 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3896 vect_transform_loop): Same.
3897 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3898 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3901 2005-07-05 Randolph Chung <tausq@debian.org>
3903 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3904 * configure: Regenerate.
3905 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3906 (pa_tls_referenced_p): Declare.
3907 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3908 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3909 (legitimize_tls_address): New.
3910 (hppa_legitimize_address): Handle TLS addresses.
3911 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3912 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3913 (emit_move_sequence): Handle TLS addresses.
3914 (pa_encode_section_info): Call default handler to handle common
3916 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3917 (CONSTANT_ADDRESS_P): Reject TLS operands.
3918 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3919 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3920 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3921 (UNSPEC_TLSLE): Define new constants.
3922 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3923 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3924 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3925 (tie_symbolic_operand, tle_symbolic_operand): New
3927 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
3929 * aclocal.m4: Update macros for autoconf 2.59 style.
3930 * configure.ac: Likewise.
3932 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3934 * pa.c (function_value): Handle small aggregates on 32-bit targets.
3935 (function_arg): Pass small aggregates in general registers on 32-bit
3937 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3939 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
3941 * Makefile.in (final.o): Fix dependencies.
3943 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3947 * langhooks.h (struct lang_hooks): Add expr_to_decl.
3948 * langhooks.c (lhd_expr_to_decl): New.
3949 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3951 (LANG_HOOKS_INITIALIZER): Update.
3952 * tree.c (recompute_tree_invarant_for_addr_expr): Call
3953 expr_to_decl langhook.
3954 * c-tree.h (c_expr_to_decl): Declare.
3955 * c-typeck.c (c_expr_to_decl): New.
3956 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3958 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3960 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
3963 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3964 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3966 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
3968 * Makefile.in: Adjust dependencies.
3969 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3970 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3971 * alias.c (rest_of_handle_cfg, pass_cfg): New.
3972 * bb-reorder.c (duplicate_computed_gotos): Make it static.
3973 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3974 rest_of_compilation.
3976 * bb-reorder.c (gate_duplicate_computed_gotos,
3977 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3978 rest_of_handle_reorder_blocks, pass_reorder_blocks,
3979 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3980 pass_partition_blocks): New.
3981 * bt-load.c (gate_handle_branch_target_load_optimize,
3982 rest_of_handle_branch_target_load_optimize,
3983 pass_branch_target_load_optimize): New.
3984 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3986 * cfglayout.c (pass_insn_locators_initialize): New.
3987 * cfgrtl.c (pass_free_cfg): New.
3988 * combine.c (gate_handle_combine, rest_of_handle_combine,
3990 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3991 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3992 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3993 * except.c (pass_set_nothrow_function_flags,
3994 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3996 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3997 rest_of_handle_shorten_branches, pass_shorten_branches,
3998 rest_of_clean_state, pass_clean_state): New.
3999 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4000 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4001 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4003 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4004 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4005 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4006 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4008 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4009 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4010 pass_rtl_ifcvt, gate_handle_if_after_combine,
4011 rest_of_handle_if_after_combine, pass_if_after_combine,
4012 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4013 pass_if_after_reload): New.
4014 * integrate.c (pass_initial_value_sets): New.
4015 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4016 pass_purge_lineno_notes): New.
4017 * mode-switching.c (rest_of_handle_mode_switching,
4018 pass_mode_switching): New.
4019 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4020 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4022 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4023 pass_loop_optimize): New.
4024 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4026 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4028 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4029 pass_postreload_cse): New.
4030 * profile.c (gate_handle_profiling, pass_profiling,
4031 rest_of_handle_branch_prob, pass_branch_prob): New.
4032 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4033 pass_split_before_regstack, gate_handle_split_before_regstack,
4034 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4035 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4036 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4037 pass_stack_regs): New.
4038 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4039 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4040 pass_stack_adjustments): New.
4041 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4042 pass_regrename): New.
4043 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4044 pass_delay_slots, gate_handle_machine_reorg,
4045 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4046 * rtl.h (extern void purge_line_number_notes): New.
4047 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4048 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4050 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4052 * value-prof.c (gate_handle_value_profile_transformations,
4053 rest_of_handle_value_profile_transformations,
4054 pass_value_profile_transformations): New.
4055 * var-tracking.c (gate_handle_var_tracking,
4056 pass_variable_tracking): New.
4057 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4059 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4060 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4061 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4062 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4063 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4064 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4065 rest_of_handle_gcse2, rest_of_handle_regmove,
4066 rest_of_handle_tracer, rest_of_handle_if_conversion,
4067 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4068 rest_of_handle_web, rest_of_handle_branch_prob,
4069 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4070 rest_of_handle_jump_bypass, rest_of_handle_combine,
4071 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4072 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4073 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4074 rest_of_handle_mode_switching, rest_of_handle_jump,
4075 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4076 rest_of_handle_flow2, rest_of_handle_jump2,
4077 rest_of_handle_peephole2, rest_of_handle_postreload,
4078 rest_of_handle_shorten_branches, rest_of_clean_state,
4079 rest_of_compilation): Remove.
4081 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4082 * passes.c (dump_flags, in_gimple_form, all_passes,
4083 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4084 register_dump_files, next_pass_1, last_verified, execute_todo,
4085 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4086 from tree-optimize.c.
4087 (init_optimization_passes): Moved from tree-optimize.c,
4088 adding the RTL optimizations.
4089 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4090 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4091 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4092 register_dump_files, next_pass_1, last_verified, execute_todo,
4093 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4094 init_tree_optimization_passes, ipa_passes): Delete.
4095 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4097 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4098 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4100 (ipa_passes): Remove.
4101 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4102 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4103 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4104 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4105 (dump_info_p, dump_flag): Moved to tree-dump.h.
4107 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4109 * passes.c (finish_optimization_passes): Use dump_begin
4110 and dump_end, TDI_end.
4111 (gate_rest_of_compilation): New.
4112 (pass_rest_of_compilation): Use it.
4113 (gate_postreload, pass_postreload): New.
4114 * toplev.c (general_init): Rename init_tree_optimization_passes.
4115 * toplev.h (init_tree_optimization_passes): Rename to
4116 init_optimizations_passes.
4117 * tree-dump.c (dump_flag): Make static.
4118 (dump_files): Remove RTL dumps.
4119 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4120 pass_cleanup_cfg, pass_free_cfg_annotations,
4121 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4122 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4123 * tree-pretty-print.c: Include tree-pass.h.
4124 * cgraph.c: Include tree-dump.h.
4126 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4128 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4129 Only fall back to saying it points to readonly memory if
4132 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4134 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4135 * config/m32r/m32r.c (m32r_compute_frame_size,
4136 m32r_expand_prologue): Take current_function_profile into
4137 account whenever we reference
4138 current_function_uses_pic_offset_table.
4139 (m32r_finalize_pic): Remove.
4140 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4142 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4144 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4145 instead of $<. Don't remove ./as if it already exists.
4147 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4150 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4151 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4152 for complex modes when generating code for PA 1.0.
4153 (VALID_FP_MODE_P): New macro.
4154 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4155 sets for all general and floating point modes. Align wide floating
4156 point modes to even register boundaries to comply with architectural
4158 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4159 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4160 (VALID_FP_MODE_P): New macro.
4161 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4162 sets for all general and floating point modes. Align wide floating
4163 point modes to even register boundaries to comply with architectural
4166 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4168 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4171 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4173 * tree-ssa-structalias.c: Don't include expr.h.
4175 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4177 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4180 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4182 Fix PR tree-optimization/22279
4184 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4187 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4189 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4191 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4193 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4194 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4195 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4196 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4197 config/stormy16/stormy16.c, config/v850/v850.c,
4198 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4199 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4200 Avoid "." or "\n" at end of diagnostics and capital letters at
4201 start of diagnostics.
4202 * combine.c, cse.c: Don't translate dump file output.
4203 * toplev.c (print_version): Only translate output if going to
4206 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4208 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4209 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4212 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4214 * pa.c (fix_range): Fix typo in comment.
4216 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4218 * tree-vrp.c (extract_range_from_assert): Replace
4219 fold (build (...)) with fold_build2.
4221 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4224 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4225 (format_types_orig, handle_format_attribute): Add support for
4228 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4230 * varasm.c (assemble_variable): Fix format specifier thinko.
4232 2005-07-03 Ira Rosen <irar@il.ibm.com>
4234 PR tree-optimization/22029 (and 22135)
4235 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4236 a phi node before calling dump_vops.
4238 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4240 * tree-dump.h (dump_string_field): Declare.
4241 * tree-dump.c: Use it instead of dump_string.
4242 (dump_string_field): Make non-static.
4244 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4246 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4247 up the minimal CFG stuff always when optimize > 0. Call
4248 split_all_insns_noflow in PIC case if needed.
4250 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4251 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4254 * c-decl.c (c_write_global_declarations): Dump contents of
4256 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4257 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4258 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4259 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4262 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4264 * c-common.h (GCC_DIAG_STYLE): Define.
4265 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4266 version for format checking to 4.1.
4267 * c-format.c: Include toplev.h after c-common.h.
4268 (enum format_type): Add gcc_tdiag_format_type.
4269 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4270 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4271 (format_types_orig): Add gcc_tdiag.
4272 (init_dynamic_diag_info): Support gcc_tdiag formats.
4273 (handle_format_attribute): Likewise.
4274 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4275 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4276 version for format checking to 4.1.
4277 (warning0, warning, error, pedwarn, sorry): Use
4279 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4280 (finish_aliases_1): Do not use %qE.
4281 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4282 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4283 Correct format bugs.
4284 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4285 parameter to unsigned HOST_WIDE_INT.
4286 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4288 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4291 * expr.c (write_complex_part): Use adjust_address for MEM.
4292 (read_complex_part): Same.
4294 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4296 Fix PR tree-optimization/22280
4298 * tree-sra.c (generate_element_init): Remove useless loop.
4300 2005-07-02 Richard Henderson <rth@redhat.com>
4302 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4304 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4306 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4309 * fold-const.c (fold_binary): Handle the return value of
4310 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4311 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4313 2005-07-02 Jeff Law <law@redhat.com>
4315 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4316 a eliminate type conversion which feeds an equality comparison
4317 if the original type or either operand in the comparison is a
4320 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4322 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4323 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4325 * config/avr/avr.c: Do not use '`' as left quote.
4326 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4327 Remove "." from end of diagnostics. Make diagnostics start with
4330 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4331 Joseph S. Myers <joseph@codesourcery.com>
4333 * toplev.c (default_tree_printer): Handle setting location with
4335 * c-objc.common.c (c_tree_printer): Likewise.
4336 * c-format.c (gcc_diag_flag_specs): Add '+'.
4337 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4338 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4340 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4341 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4342 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4343 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4344 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4345 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4346 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4347 format arguments where %J is used without %D.
4349 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4351 * gcc.c (LINK_SSP_SPEC): Define.
4352 (link_ssp_spec): New variable.
4353 (LINK_COMMAND_SPEC): Add %(link_ssp).
4354 (static_specs): Add link_ssp_spec.
4355 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4356 * configure: Rebuilt.
4357 * config.in: Rebuilt.
4359 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4360 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4361 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4362 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4363 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4364 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4365 -0x7008(2) instead of reading __stack_chk_guard variable.
4366 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4368 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4369 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4370 if TARGET_THREAD_SSP_OFFSET is defined.
4371 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4372 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4375 2005-06-27 Richard Henderson <rth@redhat.com>
4376 * libgcc-std.ver (GCC_4.1.0): New.
4377 * libgcc.h (__stack_chk_guard): Declare.
4378 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4379 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4380 * mklibgcc.in (lib2funcs): Add them.
4382 2005-07-01 Richard Henderson <rth@redhat.com>
4384 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4385 void * before struct sigcontext *.
4386 (x86_fallback_frame_state): Likewise.
4388 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4390 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4392 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4395 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4396 we check for SSA_NAME for.
4398 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4400 Fix PR tree-optimization/22071
4402 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4404 (get_constraint_for_component_ref): Use it.
4406 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4409 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4410 print out the last new line.
4412 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4414 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4415 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4416 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4417 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4418 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4419 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4420 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4421 (enum reg_class): New member CC0_REGS.
4422 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4423 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4424 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4425 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4426 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4427 Adjust for register now described.
4429 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.md (stack_protect_test_si,
4433 stack_protect_test_di): Add earlyclobber for scratch 3.
4434 * config/rs6000/rs6000.md (stack_protect_testsi,
4435 stack_protect_testdi): Add earlyclobber for scratch 3,
4436 remove earlyclobber from scratch 4.
4438 Older entries for 2005 can be found in ChangeLog-2005.