1 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5 (plus_ltu<mode>_compare): Same.
6 (gtu<mode>_compare): Same.
7 (plus_gtu<mode>_compare): Same.
9 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
11 PR tree-optimization/22228
12 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
14 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
15 are recorded in vect_vnames_to_rename for renaming.
16 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
17 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
18 in vect_vnames_to_rename.
19 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
20 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
22 2005-08-18 Jan Hubicka <jh@suse.cz>
25 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
26 info only for local statics, not for member variables.
28 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
30 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
32 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
34 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
36 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
39 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
41 2005-08-17 James E Wilson <wilson@specifix.com>
43 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
46 2005-08-17 David Edelsohn <edelsohn@gnu.org>
48 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
49 (leu<mode>_compare): Same.
50 (plus_leu<mode>): Same.
51 (neg_leu<mode>): Same.
52 (and_neg_leu<mode): Same.
53 (ltu<mode>_compare): Same.
54 (plus_ltu<mode>): Same.
56 (geu<mode>_compare): Same.
57 (plus_geu<mode>): Same.
58 (neg_geu<mode>): Same.
59 (and_neg_geu<mode>): Same.
60 (plus_gt<mode>): Same.
61 (gtu<mode>_compare): Same.
62 (plus_gtu<mode>): Same.
64 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
66 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
67 Move call_table_data to end. Delete spurious .text.
68 (callt_save_all_interrupt): Fix comment typo.
70 2005-08-17 James E Wilson <wilson@specifix.com>
71 Kevin Winchester <winchester@amirix.com>
74 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
76 2005-08-17 Uros Bizjak <uros@kss-loka.si>
79 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
80 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
82 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
84 * varasm.c (decode_reg_name): Skip empty additional register names.
86 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
88 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
89 lsm_tmp_name_length): New.
90 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
91 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
93 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
94 Andreas Krebbel <krebbel1@de.ibm.com>
96 * config.gcc: Added z9-109 switch.
97 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
98 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
99 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
100 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
101 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
102 for "z9_109" cpu attribute.
103 * config/s390/s390.c (z9_109_cost): New processor cost structure.
104 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
105 (s390_handle_arch_option): Added z9-109 switch.
106 (override_options): Set respective cost function for z9-109.
107 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
108 (legitimate_reload_constant_p): Accept extended immediates.
109 (print_operand): Three new output modifiers added: k, m and o.
110 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
111 (s390_output_mi_thunk): Use extended immediate when possible.
112 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
113 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
114 (CONSTRAINT_LEN): Added length of O constraint.
115 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
116 * config/s390/s390.md ("cpu"): New value z9_109 added.
117 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
118 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
119 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
120 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
121 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
122 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
123 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
124 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
125 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
126 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
127 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
128 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
129 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
130 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
131 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
133 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
134 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
135 insns for TARGET_EXTIMM.
137 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
139 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
141 2005-08-17 Nick Clifton <nickc@redhat.com>
143 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
144 Call default_encode_section_info.
146 2005-08-17 Steven Bosscher <stevenb@suse.de>
148 PR tree-optimization/21574
149 * tree-ssa-ccp.c (likely_value): If the right hand side is a
150 constant, return CONSTANT.
151 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
152 (ccp_fold, visit_assignment): Likewise.
153 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
155 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
157 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
158 fold_buildN instead of buildN then fold_initializer or fold.
159 (build_unary_op): Likewise.
160 (build_binary_op): Likewise.
161 * fold-const.c (fold_initializer): Remove.
162 (fold_build1_initializer): New function.
163 (fold_build2_initializer): New function.
164 (fold_build3_initializer): New function.
165 * tree.h (fold_initializer): Remove.
166 (fold_build1_initializer): New function.
167 (fold_build2_initializer): New function.
168 (fold_build3_initializer): New function.
170 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
172 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
173 (try_move_mult_to_index): Call fold_build2 instead of build2.
174 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
175 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
176 fold_binary_to_constant.
177 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
179 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
180 check if A == gcd (A, B). Remove TYPE argument.
181 (analyze_offset) Use fold_build2 instead of fold (build.
182 (create_data_ref): Likewise.
183 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
184 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
187 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
189 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
190 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
192 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
195 * gimplify.c (zero_sized_type): New function.
196 (gimplify_modify_expr_rhs): If we have a zero sized type,
197 replace the statement with an empty statement.
199 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
201 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
204 2005-08-16 Ian Lance Taylor <ian@airs.com>
206 * doc/tm.texi (Label Output): Correct typo.
208 2005-08-16 Steven Bosscher <stevenb@suse.de>
211 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
212 force_operand will work later on using have_insn_for.
214 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
216 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
218 2005-08-16 Ian Lance Taylor <ian@airs.com>
221 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
222 vector type, don't try to construct it element by element. Add an
223 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
225 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
227 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
229 2005-08-16 Geoffrey Keating <geoffk@apple.com>
231 * doc/invoke.texi (Precompiled Headers): Document some more options
232 which are known to be safe.
234 2005-08-16 James E Wilson <wilson@specifix.com>
236 PR tree-optimization/21105
237 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
240 2005-08-16 David Edelsohn <edelsohn@gnu.org>
242 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
243 (neg_ltu<mode>): Same.
245 (neg_gtu<mode>): Same.
247 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
249 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
250 (fold_builtin_isdigit): Use fold_buildN.
251 (build_function_call_expr): Likewise.
252 * c-typeck.c (c_finish_loop): Likewise.
254 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
255 Richard Shann <rshann@superh.com>
258 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
260 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
262 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
264 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
267 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
268 arm_compure_save_reg0_reg12_mask to determine when the PIC register
271 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
274 * fold-const.c (build_range_check): Disable optimization for function
275 pointer expressions on targets that require function pointer
278 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
280 * simplify-rtx.c (simplify_const_relational_operation): When
281 extracting arguments of a COMPARE, recompute the mode as well.
283 2005-08-15 Ian Lance Taylor <ian@airs.com>
285 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
287 2005-08-15 DJ Delorie <dj@redhat.com>
289 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
291 (movsi_splittable): Allow, but split, moves to the stack.
292 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
295 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
297 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
298 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
299 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
301 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
302 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
303 Delete HOST_PTR_PRINTF.
305 * configure, config.in: Regenerate.
307 2005-08-15 David Edelsohn <edelsohn@gnu.org>
309 * config/rs6000/rs6000.md (QHSI): New mode macro.
310 (wd): Extend mode attr for QImode and HImode
311 (dbits): New mode attr.
312 (zero_extend<mode>di2): Convert to mode macro.
314 2005-08-15 Steve Ellcey <sje@cup.hp.com>
317 * doc/invoke.texi (-mgnu-ld): Update description.
320 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
323 * Makefile.in (tree-chrec.o): Depends on real.h.
324 * tree-chrec.c: Include real.h.
325 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
326 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
327 * tree-scalar-evolution.c (add_to_evolution_1,
328 interpret_rhs_modify_expr): Ditto.
330 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
333 * tree-data-ref.c (estimate_niter_from_size_of_data): When
334 step is negative compute the estimation from init downwards to zero.
336 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
338 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
340 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
342 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
344 (legitimate_reload_constant_p): Fix handling of lliXX operands.
345 Accept double-word constants that can be split.
346 * config/s390/s390.md ("movti"): Use 'P' constraint.
347 ("*movdi_31", "*movdf_31"): Likewise.
349 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
351 Fix PR tree-optimization/22615
353 * tree-ssa-structalias.c (solution_set_add): Handle
354 first_vi_for_offset returning NULL.
355 (do_da_constraint): Ditto.
356 (do_sd_constraint): Ditto.
357 (do_ds_constraint): Ditto
358 (find_func_aliases): Ditto.
359 (build_constraint_graph): RHS is allowed be ANYTHING.
360 (first_vi_for_offset): Return NULL if we couldn't find anything at
363 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
365 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
366 over memory as first operand.
368 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
371 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
372 available for setting it.
374 2005-08-14 Ira Rosen <irar@il.ibm.com>
376 PR tree-optimization/23320
377 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
378 data-refs' types instead of base object nullness. Add check for
379 pointer type data-refs before first location comparison. Remove
382 2005-08-14 Andreas Schwab <schwab@suse.de>
384 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
386 2005-08-13 James E Wilson <wilson@specifix.com>
388 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
389 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
390 -fstack-protector-all, --param ssp-buffer-size): Document.
391 (-Wvariadic-macros): Alphabetize.
392 (-fsched-stalled-insns-dep): Add missing 'f'.
394 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
397 2005-08-13 David Edelsohn <edelsohn@gnu.org>
399 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
400 or indirect address operand.
401 (EXTRA_ADDRESS_CONSTRAINT): New.
402 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
404 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
406 PR tree-optimization/22236
407 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
408 successors and predecessors.
409 * tree-chrec.c (chrec_convert): Before converting, check that
410 sequences don't wrap.
411 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
412 (analyze_array): Extern.
413 (find_data_references_in_loop): Remove call to
414 compute_estimated_nb_iterations.
415 * tree-data-ref.h (analyze_array): Declared.
416 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
417 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
418 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
419 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
421 * tree-ssa-loop-ivcanon.c: Fix documentation.
422 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
423 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
424 (infer_loop_bounds_from_undefined): New.
425 (estimate_numbers_of_iterations_loop): Use
426 infer_loop_bounds_from_undefined.
427 (used_in_pointer_arithmetic_p): New.
428 (scev_probably_wraps_p): Pass an extra parameter. Call
429 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
430 (convert_step): Fix documentation.
431 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
432 Use initial_condition_in_loop_num and evolution_part_in_loop_num
433 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
434 scev_probably_wraps_p.
436 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
438 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
439 (s390_register_info): Ignore clobbered_regs information for fixed
440 registers, and only fixed registers.
441 (s390_init_frame_layout): Remove redundant call.
443 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
445 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
446 description of -Wold-style-casts.
448 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
449 Jakub Jelinek <jakub@redhat.com>
451 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
452 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
453 * config/s390/s390.c (print_operand): New output modifier 'G' added.
454 (get_thread_pointer): Renamed to s390_get_thread_pointer.
455 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
456 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
457 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
458 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
459 ("stack_protect_set", "stack_protect_test"): New expanders.
460 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
461 "stack_protect_testdi"): New insn definitions.
463 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
465 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
467 2005-08-12 Paul Brook <paul@codesourcery.com>
469 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
471 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
473 * config/s390/predicates.md (setmem_operand): New predicate.
474 (shift_count_operand): Accept ANDs with special constants as
476 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
477 with special constants.
478 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
479 shift_count_operand with setmem_operand.
481 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
483 * config/s390/s390.c (s390_extract_part, s390_single_part):
485 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
486 (s390_output_mi_thunk): Don't use lg on 31 bit.
487 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
488 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
490 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
492 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
493 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
494 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
495 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
496 with one of the new macros.
498 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
500 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
501 Don't set save_return_addr_p.
502 (s390_register_info): Make clobbered_regs not depending on
505 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
507 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
508 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
510 2005-08-11 James E. Wilson <wilson@specifix.com>
512 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
514 2005-08-11 Jakub Jelinek <jakub@redhat.com>
516 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
517 locations gathered by var-tracking in single entry loc_list
518 over loc_descriptor_from_tree.
520 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
521 pass it down to loc_descriptor.
522 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
523 (containing_function_has_frame_base): Move earlier in the file.
524 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
525 instead of always assuming fbreg can't be used.
527 2005-08-11 David Edelsohn <edelsohn@gnu.org>
529 * config/rs6000/altivec.md: Change constraint "m" to "Z".
530 * config/rs6000/predicates.md (indexed_or_indirect_operand):
531 Accept address wrapped in AND for Altivec.
532 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
533 Strip AND wrapping offset address for Altivec.
535 2005-08-11 Richard Henderson <rth@redhat.com>
538 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
539 before using TYPE_IS_SIZETYPE.
541 2005-08-11 Richard Henderson <rth@redhat.com>
544 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
545 insn types not present on ev4.
546 (alphaev5_insn_pipe): Similarly.
548 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
551 * arm.c (arm_override_options): If the user has selected callee-super-
552 interworking, then enable normal interworking.
554 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
556 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
559 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
561 * doc/rtl.texi: Fix two typos.
563 2005-08-11 Richard Guenther <rguenther@suse.de>
566 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
567 cases where we call to/from functions returning void.
569 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
572 * tree.c (build_pointer_type_for_mode): Robustify.
574 2005-08-10 James E Wilson <wilson@specifix.com>
576 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
577 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
579 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
582 2005-08-10 Eric Christopher <echristo@apple.com>
584 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
585 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
588 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
591 * config/darwin.c (machopic_indirect_data_reference): Use a new register
592 for the high part when generating dynamic-no-pic code.
594 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
596 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
597 (x86_64-*-linux*): Likewise.
599 * config/i386/crtfastmath.c: New file.
600 * config/i386/t-crtfm: Likewise.
602 * config/i386/linux.h (ENDFILE_SPEC): New.
603 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
605 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
608 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
610 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
611 (vec_shl, vec_shr): Document new operations.
612 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
614 2005-08-10 David Edelsohn <edelsohn@gnu.org>
616 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
617 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
618 change predicate to indexed_or_indirect_address.
620 2005-08-10 Richard Sandiford <richard@codesourcery.com>
622 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
623 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
624 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
626 * config/arm/unaligned-funcs.c: New file.
627 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
629 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
631 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
633 * cfglayout.c (pass_insn_locators_initialize): Add dump.
634 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
636 * except.c (pass_convert_to_eh_region_ranges): Add dump.
637 * final.c (pass_shorten_branches): Add dump.
638 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
639 (pass_life): Rename dump.
640 (rest_of_handle_flow2): Remove initial verify_flow_info.
641 * function.c (pass_instantiate_virtual_regs): Add dump.
642 * integrate.c (pass_initial_value_sets): Add dump.
643 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
644 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
645 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
646 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
647 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
648 gate_rtl_unrool_and_peel_loops): New.
649 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
650 rtl_doloop): Do not look at flags.
651 * mode-switching.c (pass_mode_switching): Add dump.
652 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
653 pass_split_before_regstack): Add dump.
654 * regmove.c (pass_stack_adjustments): Add dump.
655 * tree-optimize.c (pass_fixup_cfg): Add dump.
657 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
660 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
661 deciding which instruction sequence to use.
663 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
665 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
666 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
668 2005-08-09 Richard Guenther <rguenther@suse.de>
670 * c-common.c (builtin_function_2): Remove.
671 (def_builtin_1): New function.
672 (c_common_nodes_and_builtins): Use def_builtin_1 to
673 build builtin functions.
675 2005-08-09 Jie Zhang <jie.zhang@analog.com>
677 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
678 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
679 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
682 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
684 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
685 fold_binary instead of fold_build2 since we don't care about the
687 (loop_niter_by_eval): Likewise.
688 (compare_trees): Likewise.
689 (proved_non_wrapping_p): Likewise.
691 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
695 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
696 if the if is really empty.
698 2005-08-09 Steven Bosscher <stevenb@suse.de>
700 PR tree-optimization/23234
701 * tree-ssa-math-opts.c (place_reciprocal): New enum.
702 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
703 argument of the new enum.
704 (execute_cse_reciprocals): Add reciprocals for function arguments
705 on the unique successor edge of the entry block. Update other calls
706 to execute_cse_reciprocals_1.
708 2005-08-08 Richard Henderson <rth@redhat.com>
711 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
713 2005-08-08 Bob Wilson <bob.wilson@acm.org>
715 * expr.c (write_complex_part): Return after handling MEM.
717 2005-08-08 Josh Conner <jconner@apple.com>
719 PR rtl-optimization/23241
720 * combine.c (simplify_comparison): Fix error in determining
721 whether to lift a subreg from comparison.
723 2005-08-08 David Edelsohn <edelsohn@gnu.org>
726 * config/rs6000/altivec.md (vec_init<mode>): New.
727 (vec_set<mode>): New.
728 (vec_extract<mode>): New.
729 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
730 (rs6000_expand_vector_set): New.
731 (rs6000_expand_vector_extract): New.
732 (rs6000_legitimate_offset_address_p): Offset addresses are valid
733 for Altivec modes before reload.
734 (altivec_expand_vec_init_builtin): New.
735 (get_element_number): New.
736 (altivec_expand_vec_set_builtin): New.
737 (altivec_expand_vec_ext_builtin): New.
738 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
740 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
742 * config/rs6000/rs6000.h (rs6000_builtins): Add
743 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
744 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
745 * config/rs6000/rs6000-protos.h: Declare new functions.
747 2005-08-08 Jan Hubicka <jh@suse.cz>
749 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
750 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
751 * i386.md (movdi*): Use pic_32bit_operand.
752 * predicates.md (pic_32bit_operand): New.
754 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
757 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
759 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
761 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
762 (test_for_singularity): Use fold_build2.
764 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
766 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
768 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
770 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
771 (COMMON_ASM_OP) Define.
772 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
773 (ix86_encode_section_info): Likewise.
774 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
775 SUBTARGET_ENCODE_SECTION_INFO.
777 2005-08-06 Richard Henderson <rth@redhat.com>
780 * tree-nested.c (convert_local_reference): Save and restore val_only
781 around component_ref and friends. Clear walk_subtrees by default.
783 2005-08-06 Peter O'Gorman <peter@pogma.com>
786 * gcc.c (process_command): Check the argument to -b has a dash.
787 * doc/invoke.texi: Update -b and -V docs.
789 2005-08-06 James E Wilson <wilson@specifix.com>
791 * config/mips/cross64.h, config/mips/t-cross64: Delete.
793 2005-08-06 Michael Matz <matz@suse.de>
795 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
796 member only if only one insn is associated with the value.
798 2005-08-06 Nick Clifton <nickc@redhat.com>
800 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
802 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
803 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
804 Check symbol flags instead of symbol name mangling.
805 (xstormy16_asm_output_aligned_common): Likewise. Also
806 simplify code since the bss100_section cass is the only case
807 where the below100 code will be triggered.
808 (xstormy16_encode_section_info): Encode below100 attribute
809 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
811 (xstormy16_strip_name_encoding): Delete - this function is no
813 (TARGET_STRIP_NAME_ENCODING): Undefine.
814 * config/stormy16/stormy16-protos.h: Delete prototype for
815 xstormy16_strip_name_encoding.
817 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
819 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
820 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
821 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
822 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
823 config/alpha/predicates.md, config/arc/arc.h,
824 config/arm/arm.h, config/arm/ieee754-df.S,
825 config/arm/ieee754-sf.S, config/bfin/bfin.c,
826 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
827 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
828 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
829 config/m68hc11/m68hc11.h, config/mips/mips.c,
830 config/mips/mips.h, config/mips/openbsd.h,
831 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
832 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
833 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
834 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
835 config/sparc/linux.h, config/sparc/linux64.h,
836 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
837 doc/extend.texi, doc/gcov.texi, doc/install.texi,
838 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
839 typos. Follow spelling conventions.
841 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
844 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
845 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
846 specially. Check for side effects only for COND_EXPR.
847 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
848 return with TREE_NO_WARNING.
850 2005-08-06 Richard Sandiford <richard@codesourcery.com>
852 PR rtl-optimization/23233
853 * loop.c (combine_movables): Require the modes to be the same.
854 (move_movables): Remove handling of cases where the replacement
855 had a different mode to the original.
857 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
859 PR tree-optimization/23128
860 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
861 subtraction wrap, and set TREE_OVERFLOW if they do.
863 2005-08-05 Richard Henderson <rth@redhat.com>
866 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
869 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
872 * reload.c (find_reloads_subreg_address): Pass down TYPE
873 unchanged. Change all callers except find_reloads_toplev.
875 2005-08-05 Michael Matz <matz@suse.de>
877 * genattrtab.c (current_alternative_string): Remove.
878 (SIMPLIFY_ALTERNATIVE): Ditto.
879 (attr_alt_bit_p): Ditto.
880 (alternative_name): Make const char *.
881 (evaluate_eq_attr): Remove use of above things.
882 (simplify_test_exp): Ditto.
883 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
884 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
886 2005-08-04 James E Wilson <wilson@specifix.com>
888 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
889 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
890 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
891 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
892 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
894 2005-08-04 Richard Henderson <rth@redhat.com>
897 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
898 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
899 * tree-sra.c (decide_block_copy): Use it. Disable element copy
900 if we'd have to instantiate too many members.
902 2005-08-04 Richard Henderson <rth@redhat.com>
905 * tree-outof-ssa.c (coalesce_asm_operands): New.
906 (coalesce_ssa_name): Use it. Split out ...
907 (coalesce_phi_operands, coalesce_result_decls): ... these.
909 2005-08-04 Paul Brook <paul@codesourcery.com>
911 * read-rtl.c (read_quoted_string): Break if EOF.
913 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
915 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
916 (fold_build2): Likewise.
917 (fold_build3): Likewise.
918 (fold_build1_stat): New function prototype.
919 (fold_build2_stat): Likewise.
920 (fold_build3_stat): Likewise.
921 * fold-const.c (fold_build1): Rename to ..
922 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
923 through to build1_stat.
924 (fold_build2): Rename to ..
925 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
926 through to build2_stat.
927 (fold_build3): Rename to ..
928 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
929 through to build3_stat.
931 2005-08-04 David Edelsohn <edelsohn@gnu.org>
932 Ian Lance Taylor <ian@airs.com>
934 * function.c (assign_stack_local_1): Do not correct stack slot
935 address if allocation size is smaller than mode size.
937 2005-08-04 Diego Novillo <dnovillo@redhat.com>
940 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
941 (tree_merge_blocks): Propagate anything allowed by
943 Clarify documentation.
944 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
945 SSA form, schedule an update if necessary.
947 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
949 * doc/install.texi (Binaries): Remove broken link to
950 Sinix/Reliant Unix binaries.
952 2005-08-03 Richard Henderson <rth@redhat.com>
955 * function.c (stack_protect_epilogue): Export.
956 * tree.h (stack_protect_epilogue): Declare.
957 * calls.c (expand_call): Call it.
959 2005-08-03 Eric Christopher <echristo@apple.com>
961 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
962 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
965 2005-08-04 Jan Hubicka <jh@suse.cz>
967 * profile.c (branch_prob): Split edges with goto locus on them
968 to get proper line counts.
969 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
971 2005-08-03 Paul Brook <paul@codesourcery.com>
973 * function.c (assign_parms): Round current_function_args_size
974 to PARM_BOUNDARY, not STACK_BOUNDARY.
976 2005-08-03 Geoffrey Keating <geoffk@apple.com>
978 * config/i386/i386.c (x86_elf_aligned_common)
979 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
981 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
983 PR tree-optimization/23157
984 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
985 before emitting them.
987 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
989 PR tree-optimization/19899
990 * Makefile.in (tree-scalar-evolution.o): Add real.h.
991 * tree-scalar-evolution.c: Include real.h.
992 (add_to_evolution): Build constant -1 of correct type.
994 2005-08-03 Jan Hubicka <jh@suse.cz>
996 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
997 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
998 profile updating for complette unrolling.
999 * loop-unroll.c (peel_loop_completely): Use it.
1000 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1001 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1004 2005-08-03 Paul Brook <paul@codesourcery.com>
1006 * combine.c (can_change_dest_mode): New function.
1007 (try_combine, simplify_set): Use it.
1009 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1011 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1014 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1016 * doc/install.texi (Specific): Adjust link to openavr.org.
1017 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1018 (Binaries): Adjust HP-UX Porting Center link.
1019 (Binaries): Adjust Free Software Foundation ordering link.
1021 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1023 * convert.c (convert_to_integer): Use fold_build1 instead of
1024 build1 when converting an integer to an integer.
1026 2005-08-02 Richard Henderson <rth@redhat.com>
1028 * combine.c (combine_instructions): Don't use reg_equal/equiv
1029 results if the mode doesn't match.
1031 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1033 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1034 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1036 2005-08-02 Richard Henderson <rth@redhat.com>
1039 * explow.c (memory_address): Remove special-case for
1040 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1042 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1045 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1046 number of calls to cleanup_tree_cfg_1.
1048 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1050 * doc/invoke.texi: document file extensions .F90 and .F95
1052 2005-08-02 Richard Guenther <rguenther@suse.de>
1054 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1055 positive if its first argument is positive.
1057 2005-08-02 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/23177
1060 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1063 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1065 PR tree-optimization/23129
1066 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1067 varying for divisions with anti-ranges.
1069 2005-08-02 Jan Hubicka <jh@suse.cz>
1071 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1072 * tree-ssa-threadupdate.c (thread_block): Add it here.
1074 2005-08-01 James E Wilson <wilson@specifix.com>
1076 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1077 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1078 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1080 * config/mips/predicates.md (const_call_insn_operand): Add check for
1081 SYMBOL_REF_LONG_CALL_P.
1082 * doc/extend.texi (long_call): Document the new attribute.
1084 2005-08-01 Ian Lance Taylor <ian@airs.com>
1085 Richard Henderson <rth@redhat.com>
1087 * Makefile.in (RTL_BASE_H): Add real.h.
1088 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1090 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1092 * rtl.c (rtl_check_failed_code_mode): New.
1093 * rtl.h (struct rtx_def): Add u.rv.
1094 (XCMWINT, XCNMPRV): New.
1095 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1096 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1098 2005-08-01 Richard Henderson <rth@redhat.com>
1100 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1101 with auto-inc codes.
1103 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1105 2005-08-01 Jan Hubicka <jh@suse.cz>
1107 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1108 * i386.c: Include dwarf2.h
1109 (asm_preferred_eh_data_format): New.
1110 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1112 2005-08-01 Ian Lance Taylor <ian@airs.com>
1114 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1115 randomize_va_space for virtual address randomization control.
1117 2005-08-01 Steven Bosscher <stevenb@suse.de>
1119 * common.opt (flag_ipa_cp): Put in right place to maintain
1122 2005-08-01 Jan Hubicka <jh@suse.cz>
1124 * profile.c (compute_value_histograms): Fix thinko.
1125 * value-prof.c: Include toplev.h
1126 (check_counter): New function.
1127 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1128 tree_mod_subtract_transform): Add sanity check.
1130 2005-08-01 Richard Guenther <rguenther@suse.de>
1132 PR tree-optimization/23133
1133 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1134 current functions parameter decls to find defs to cse
1137 2005-08-01 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/23109
1140 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1141 If trapping math is in effect, use post-dominator information
1142 to check if we'd in any case reach a trapping point before
1143 doing the reciprocal insertion.
1144 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1145 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1146 expressions are invariant only if trapping math is not in effect.
1148 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1150 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1151 cgraph_function_versioning): New declarations.
1152 * cgraphunit.c: Add include to ipa-prop.h.
1153 (update_call_expr, cgraph_copy_node_for_versioning,
1154 cgraph_function_versioning): New functions.
1155 * integrate.c (copy_decl_for_inlining): Remove.
1156 * ipa-prop.h (ipa_replace_map): New struct.
1157 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1158 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1159 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1160 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1161 ipcp_iterate_stage, ipcp_method_scale_print,
1162 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1163 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1164 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1165 ipcp_update_bb_counts, ipcp_update_profiling,
1166 ipcp_update_edges_counts): New functions.
1167 (ipcp_method_cval_init): Remove restriction regarding local methods.
1168 (ipcp_init_stage): Add ipcp_method_compute_scale.
1169 (ipcp_insert_stage): Add versioning.
1170 (ipcp_structures_print): Add ipcp_method_scale_print.
1171 (ipcp_driver): Dump profiling info.
1172 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1173 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1174 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1175 (struct inline_data): Add versioning_p, ipa_info, new fields.
1176 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1177 declare_return_variable): Replace calls to copy_decl_for_inlining with
1179 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1181 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1182 Add argument VERSIONING.
1183 (copy_arguments_for_versioning, copy_static_chain,
1184 function_versionable_p, tree_versionable_function_p,
1185 tree_function_versioning, replace_ref_tree): New functions.
1186 * tree-inline.h: Include varray.h.
1187 (tree_versionable_function_p, tree_function_versioning,
1188 tree copy_decl_for_dup): New declarations.
1190 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1192 * ipa-cp.c: New file. Contains IPCP specific functionality.
1193 * ipa-prop.h: New file. Contains structures/definitions that can be
1194 used by several interprocedural data flow optimizations (and also IPCP).
1195 * ipa-prop.c: New file.
1196 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1197 * common.opt: Add ipa-cp flag.
1198 * timevar.def: Add IPCP optimization.
1199 * tree-optimize.c (init_tree_optimization_passes): Schedule
1201 * tree-pass.h (pass_ipa_cp): Declare.
1203 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1205 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1206 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1207 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1208 config/i386/i386.c, config/mips/mips.h,
1209 config/rs6000/rs6000.h, config/sh/sh.c,
1210 config/stormy16/stormy16.c: Fix comment typos.
1212 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1215 * c-typeck.c (build_binary_op): Use common_type wrapper on
1217 (common_type): Update comment.
1219 2005-07-31 Steven Bosscher <stevenb@suse.de>
1222 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1223 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1224 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1226 2005-07-31 Jan Hubicka <jh@suse.cz>
1228 * pretty-print.h (pp_widest_integer): New macro.
1229 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1232 2005-07-31 Jan Hubicka <jh@suse.cz>
1234 * output.h (enum section_category): Export from varasm.c
1235 (categorize_decl_for_section): Likewise.
1236 * varasm.c (enum section_category): Kill.
1237 (categorize_decl_for_section): Make global.
1238 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1240 * i386.c (ix86_section_threshold): New static variable.
1241 (ix86_in_large_data_p, ix86_encode_section_info,
1242 x86_64_elf_unique_section,
1243 x86_64_elf_select_section): New functions.
1244 (TARGET_ENCODE_SECTION_INFO): Define
1245 (override_options): Enable medium model for PIC.
1246 (ix86_expand_prologue): Expand gen_set_got_rex64.
1247 (legitimate_constant_p): Handle new UNSPECs.
1248 (legitimate_pic_address_disp_p): Likewise.
1249 (legitimize_pic_address): Lower MEDIUM model addressing.
1250 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1251 (enum cmodel): Add MEDIUM_PIC.
1252 (SYMBOL_REF_FAR_ADDR_P): New macro.
1253 (SYMBOL_FLAG_FAR_ADDR): New flag.
1254 * i386.md (movdi): Support medium model.
1255 (set_got_rex64): New pattern.
1256 * i386.opt (mlarge-data-threshold): New flag.
1257 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1258 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1259 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1260 TARGET_ASM_UNIQUE_SECTION): New.
1262 * invoke.texi (-mlarge_data_threshold): Document
1264 2005-07-31 Jan Hubicka <jh@suse.cz>
1266 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1267 (coalesce_vars): Likewise.
1268 * tree-ssa-live.c (coalesce_cost): New.
1269 (build_tree_conflict_graph): Use coalesce_cost.
1270 * tree-ssa-live.h (coalesce_cost): Declare.
1272 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1274 * arm.md (all peepholes for post-increment operations): Delete.
1275 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1276 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1277 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1278 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1279 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1281 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1283 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1286 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1289 * doc/invoke.texi: Document -rdynamic.
1291 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1294 * c-parser.c (c_parser_parms_list_declarator): Call
1295 mark_forward_parm_decls.
1296 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1297 decls with visibility structure.
1299 2005-07-30 Paul Brook <paul@codesourcery.com>
1301 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1303 2005-07-30 Paul Brook <paul@codesourcery.com>
1305 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1307 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1309 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1311 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1314 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1315 nested function declarators.
1316 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1317 (grokparms): Call warn_if_shadowing for parameters used within the
1319 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1320 not used within the parameter list.
1321 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1323 2005-07-30 Jan Hubicka <jh@suse.cz>
1325 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1326 * i386.c (ix86_fixup_binary_operands): Likewise.
1327 (ix86_expand_unary_operator): Likewise.
1328 (ix86_expand_fp_absneg_operator): Likewise.
1329 * optabs.c (expand_vec_cond_expr): Validate dest.
1331 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1334 * real.c (real_from_string): Also set last bit if there is a
1335 nonzero hex digit beyond GCC's internal precision after ".".
1337 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1339 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1340 define_constants. Change duplicate values to unassigned numbers.
1341 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1342 (*altivec_vspltsf): New.
1343 (altivec_vperm_v4sf): Delete.
1344 (altivec_vperm_<mode>): Use mode macro V.
1345 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1346 (altivec_predicate_v4sf): Delete.
1347 (altivec_predicate_<mode>): Use mode macro V.
1348 (*altivec_lvesfx): New.
1349 (*altivec_stvesfx): New.
1350 (vec_realign_load_v4sf): Delete.
1351 (vec_realign_load_<mode>): Use mode macro V.
1352 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1355 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1358 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1360 * configure: Regenerated.
1362 2005-07-29 Paul Brook <paul@codesourcery.com>
1364 * doc/install.texi: Add link to GFortran binaries wiki page.
1366 2005-07-29 David Ung <davidu@mips.com>
1368 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1369 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1370 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1371 * config/mips/mips.md (cpu): Add 5kf name.
1372 (includes): Includes 5k.md.
1373 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1374 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1377 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1380 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1381 (cleanup_tree_cfg): ... here.
1382 Call cleanup_tree_cfg_1 until there are no more cleanups to
1385 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1387 * tree-vrp.c (compare_range_with_value): Return true or false
1388 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1389 EQ_EXPR respectively.
1391 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1393 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1396 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1398 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1399 (tree_ssa_dominator_optimize): Increment it.
1400 (dump_dominator_optimization_stats): Print it.
1402 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1403 Steven Bosscher <stevenb@suse.de>
1405 PR rtl-optimization/23117
1406 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1407 when head == tail. Tidy comment.
1409 2005-07-28 Richard Henderson <rth@redhat.com>
1411 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1412 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1413 * jump.c (rtx_renumbered_equal_p): Likewise.
1414 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1415 CONST_INT and CONST_DOUBLE.
1416 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1417 * reload.c (operands_match_p): Special case CONST_INT and
1418 CONST_DOUBLE; check mode earlier.
1420 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1423 * c-typeck.c (convert_for_assignment): Do not check
1424 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1426 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1429 * c-typeck.c (composite_type): Prefer constant size arrays to
1432 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1435 * real.c (real_from_string): Set last bit if there is a nonzero
1436 hex digit beyond GCC's internal precision.
1438 2005-07-28 Richard Henderson <rth@redhat.com>
1441 * cfgcleanup.c (try_forward_edges): Watch out for end of
1444 2005-07-28 James E Wilson <wilson@specifixinc.com>
1447 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1449 2005-07-28 Jan Hubicka <jh@suse.cz>
1451 * Makefile.in (rtl-profile.o): Kill all traces of it.
1452 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1453 * coverage.h (rtl_coverage_counter_ref): Kill.
1454 * opts.c (flag_speculative_prefetching_set): Kill.
1455 (flag_loop_optimize_set): New.
1456 (common_handle_option): Disable loop optimizer when profiling;
1457 do not handle speculative prefetching.
1458 * passes.c (init_optimization_passes): Replace pass_profiling combo
1459 by branch_prob pass.
1460 * profile.c (compute_value_histograms): Update for simplified value
1462 (rtl_register_profile_hooks): Kill.
1463 (pass_profiling): Kill.
1464 (rest_of_handle_branch_prob): Do not profile.
1465 * toplev.c (process_options): Remove speculative prefetching.
1466 * toplev.h (flag_tree_based_profiling): Kill.
1467 * tree-profile.c (prepare_instrumented_value,
1468 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1469 tree_gen_one_value_profiler, do_tree_profiling): Update for
1470 simplified datastructures.
1471 * value-prof.c: Add comment that speculative prefetching was dropped;
1472 update rest of file for simplified datastructures.
1473 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1474 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1475 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1476 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1477 rtl_mod_subtract, gen_speculative_prefetch,
1478 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1479 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1480 (gate_handle_value_profile_transformations,
1481 rest_of_handle_value_profile_transformations,
1482 pass_value_profile_transformations): Kill.
1483 * value-prof.h (histogram_value_t): Remove IL based unions.
1484 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1485 rtl_profile_hooks): Remove hooks.
1487 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1489 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1490 (cgraph_clone_node): Likewise.
1491 * cgraph.h (cgraph_clone_edge): Update prototype.
1492 (cgraph_clone_node): Likewise.
1493 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1495 (lookup_recursive_calls): Consider profile.
1496 (cgraph_decide_recursive_inlining): Fix updating; use new
1497 probability argument; use profile.
1498 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1499 * tree-inline.c (copy_bb): Update clal of clone_edge.
1500 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1502 * invoke.texi (min-inline-recursive-probability): Document.
1504 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1506 * doc/install.texi (Configuration): Update Valgrind homepage.
1508 2005-07-28 Richard Henderson <rth@redhat.com>
1511 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1512 labels we want to delete.
1513 (cfg_layout_merge_blocks): Likewise.
1515 2005-07-28 Richard Henderson <rth@redhat.com>
1518 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1519 when expanding to nothing.
1521 2005-07-28 Josh Conner <jconner@apple.com>
1523 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1524 (cgraph_decide_inlining_of_small_functions): Likewise.
1526 2005-07-28 Josh Conner <jconner@apple.com>
1528 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1529 direction of badness if negative.
1530 (cgraph_default_inline_p): Add reason to parameters, and assign it
1532 (cgraph_decide_inlining_of_small_functions): New parameter in call
1533 to cgraph_default_inline_p.
1534 (cgraph_decide_inlining_incrementally): Likewise.
1535 * cgraphunit.c (decide_is_function_needed): Likewise.
1536 * cgraph.h (cgraph_default_inline_p): Likewise.
1538 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1540 * builtins.c: Fix comment typo(s).
1541 * genautomata.c: Likewise.
1542 * gimplify.c: Likewise.
1543 * tree-dfa.c: Likewise.
1544 * tree-flow-inline.h: Likewise.
1545 * tree-into-ssa.c: Likewise.
1546 * tree-ssa-alias.c: Likewise.
1547 * tree-ssa-ccp.c: Likewise.
1548 * tree-ssa-copy.c: Likewise.
1549 * tree-ssa-dce.c: Likewise.
1550 * tree-ssa-dom.c: Likewise.
1551 * tree-ssa-operands.c: Likewise.
1552 * tree-tailcall.c: Likewise.
1553 * tree-vectorizer.c: Likewise.
1554 * tree-vrp.c: Likewise.
1557 2005-07-28 Jeff Law <law@redhat.com>
1559 * tree-vrp.c (test_for_singularity): Extracted from ...
1560 (simplify_cond_using_ranges): Attempt to simplify a relational
1561 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1563 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1565 PR tree-optimization/22506
1566 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1567 phis whose argument is constant.
1569 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1571 PR rtl-optimization/18992
1572 Back out this patch:
1573 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1574 PR optimization/12142
1575 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1576 uses of the register in the SET_SRC. Remove unnecessary argument.
1578 Replace it with this:
1579 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1580 if flag_non_call_exceptions is set and the insn may trap, pass
1581 pc_rtx as dest for recursion.
1582 In SET_SRC part of SET case, if dest is already set, pass it down
1585 2005-07-28 Jan Hubicka <jh@suse.cz>
1587 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1588 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1589 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1591 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1592 profile when available.
1594 2005-07-28 Jan Beulich <jbeulich@novell.com>
1596 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1597 (ia64_print_operand): Describe and handle 'X'.
1598 (ia64_register_move_cost): Also handle FP_REGS.
1599 (ia64_preferred_reload_class): Likewise.
1600 (ia64_secondary_reload_class): Likewise.
1601 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1602 it. Also check for ITANIUM_CLASS_FLDP.
1603 * config/ia64/ia64.h (FP_REGNO_P): New.
1604 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1605 (reg_class): Add FP_REGS.
1606 (REG_CLASS_NAMES): Adjust for it.
1607 (REG_CLASS_CONTENTS): Likewise.
1608 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1609 (REG_CLASS_FROM_LETTER): Handle 'x'.
1610 (CLASS_MAX_NREGS): Handle FP_REGS.
1611 (MEMORY_MOVE_COST): Likewise.
1612 * config/ia64/ia64.md (itanium_class): Add fldp.
1613 (type): Handle fldp.
1614 (movti_internal): More allowable operand combinations. Use ldfp8 when
1615 splitting unnecessary. Remove predicable attribute. Adjust
1616 itanium_class attribute.
1617 (smuldi3_highpart): Remove outdated comment.
1618 (mulditi3, umulditi3, rotlti3): New expanders.
1619 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1620 (absti2): Disabled new insn for future reference.
1621 Respective new splitters.
1622 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1623 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1624 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1626 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1628 PR rtl-optimization/23047
1629 * simplify-rtx.c (simplify_const_relational_operation): Respect
1630 flag_wrapv for comparisons with ABS.
1632 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1634 PR tree-optimization/22493
1635 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1636 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1638 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1640 * config/frv/frv.opt (moptimize-membar): New.
1642 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1644 * config/frv/frv.h: Remove machine_function definition.
1646 * config/frv/frv.c (struct frv_io): New.
1647 (struct machine_function): Moved from frv.h. Add has_membar_p.
1648 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1649 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1650 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1651 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1652 (frv_reorg): Call frv_optimize_membar when appropriate.
1653 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1654 (frv_expand_builtin): Adjust calls accordingly.
1655 (frv_io_address_cookie): New function.
1656 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1657 load or store rather than a special insn. Add ccnstant address and
1658 io-type operands to the membar.
1659 (frv_ifcvt_modify_tests): Unsign regno.
1660 (frv_ifcvt_modify_tests): Same.
1662 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1663 UNSPEC_OPTIONAL_MEMBAR constant.
1664 (builtin_read_<mode>): Delete.
1665 (builtin_write_<mode>): Delete.
1666 ("optional_membar_<mode>"): Add operand.
1668 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1669 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1670 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1671 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1672 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1673 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1674 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1675 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1676 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1678 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1680 * df.c (df_uses_record): Handle SCRATCH.
1682 2005-07-28 Steven Bosscher <stevenb@suse.de>
1685 * passes.c (rest_of_decl_compilation): If decl is a type and
1686 we have encountered errors, don't emit debug information.
1688 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1690 * params.def: Fixed comment.
1692 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1695 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1696 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1697 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1699 2005-07-27 Steven Bosscher <stevenb@suse.de>
1702 * varasm.c (assemble_start_function): Don't do anything that may
1703 require a CFG if the current function is a thunk.
1705 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1707 * doc/install.texi (Prerequisites): Mention that perl is needed
1708 to do export control in libstdc++ targetting Darwin.
1710 2005-07-27 Steven Bosscher <stevenb@suse.de>
1712 PR rtl-optimization/17808
1713 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1714 (sched_insns_conditions_mutex_p): Split out from...
1715 (add_dependence): ...here. But don't call it from here.
1716 (add_dependence_list): Check sched_insns_conditions_mutex_p
1717 before calling add_dependence.
1718 (add_dependence_list_and_free): Likewise.
1719 (fixup_sched_groups): Likewise.
1720 (sched_analyze_1): Likewise.
1721 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1722 (sched_analyze): Likewise.
1723 (sched_analyze_insn): Likewise.
1724 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1725 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1726 dependencies on all COND_EXEC insns to jumps ending basic blocks
1727 when doing intrablock scheduling.
1728 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1730 2005-07-27 Jeff Law <law@redhat.com>
1732 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1733 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1734 equivalency sets, correctly handle the case were vr0 has an
1735 equivalency set, but vr1 does not.
1737 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1739 PR tree-optimization/23073
1740 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1741 vect_print_dump_info before fprintf.
1743 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1745 PR tree-optimize/22348
1746 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1747 Fold the partial computation.
1749 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1751 PR tree-optimization/22325
1752 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1754 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1756 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1757 (force_var_cost): ... this function.
1758 (compute_phi_arg_on_exit): Export.
1760 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1762 PR tree-optimization/20773
1763 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1766 2005-07-27 Richard Guenther <rguenther@suse.de>
1768 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1769 Avoid pushing again if current struct contains only
1770 fields we decomposed.
1772 2005-07-27 Jan Hubicka <jh@suse.cz>
1774 PR tree-optimization/22574
1775 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1778 * tree-tailcall.c (decrease_profile): New function.
1779 (eliminate_tail_call): Use it.
1781 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1782 visibility flags correctly in whole program mode.
1784 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1786 PR rtl-optimization/22472
1787 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1789 2005-07-26 Steven Bosscher <stevenb@suse.de>
1791 PR tree-optimization/22504
1792 * tree-complex.c (expand_complex_addition): Use 'code' instead
1793 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1795 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1797 * config.gcc (cpu_type): Add frv case.
1798 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1799 (supported_defaults): Add fr550 case.
1801 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1804 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1805 whether a pointer of type T * may point to objects of type T *.
1807 2005-07-26 DJ Delorie <dj@redhat.com>
1809 * configure: Regenerate.
1811 2005-07-26 Dale Johannesen <dalej@apple.com>
1813 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1815 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1817 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1818 Clarify use of "build" in name.
1820 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1822 * doc/extend.texi (Raw read/write Functions): New section.
1823 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1824 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1825 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1826 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1827 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1828 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1829 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1830 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1831 * config/frv/frv.c: Add bdesc_loads global.
1832 Add bdesc_stores global.
1833 (frv_init_builtins): Add support for __builtin_{read/write}*.
1834 (frv_volatile_memref): New.
1835 (frv_expand_load_builtin): New.
1836 (frv_expand_store_builtin): New.
1837 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1838 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1839 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1840 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1841 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1842 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1843 (builtin_read_<mode>): New.
1844 (builtin_write_<mode>): New.
1845 (builtin_write64): New.
1846 (optional_membar_<mode>): New.
1848 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1850 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1851 (rather than units) against HOST_BITS_PER_WIDE_INT.
1853 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1855 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1856 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1857 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1858 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1861 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1862 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1863 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1865 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1867 2005-07-26 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/22486
1870 * fold-const.c (fold_unary): Fold away useless component
1871 references of the form (T *)&T.x, if the address
1874 2005-07-25 James E Wilson <wilson@specifixinc.com>
1876 * dwarf2out.c (add_call_src_coords_attributes): New.
1877 (gen_inlined_subroutine_die): Call it.
1878 (maybe_emit_file, init_file_table): Add comments.
1879 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1881 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1882 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1883 * tree.h (BLOCK_SOURCE_LOCATION): New.
1884 (struct tree_block): New field locus.
1886 2005-07-26 Andreas Schwab <schwab@suse.de>
1888 PR rtl-optimization/23043
1889 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1890 when allocating a struct unoccr.
1892 2005-07-25 Richard Henderson <rth@redhat.com>
1895 * tree-complex.c (gate_no_optimization): True if errors.
1896 * Makefile.in (tree-complex.o): Update dependencies.
1898 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1900 * config/frv/predicates.md (integer_register_operand): Use
1903 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1906 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1908 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1910 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1912 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1913 types when flag_unsafe_math_optimizations is true.
1915 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1917 * gcc.c (option_map): Add --sysroot.
1918 (process_command): Handle --sysroot.
1919 (display_help): Document it.
1920 * doc/cppopts.tex (-isysroot): Document.
1921 * doc/invoke.texi (--sysroot): Document.
1922 * doc/install.texi (--with-build-sysroot): Document.
1924 * Makefile.in (inhibit_libc): New variable.
1925 (INHIBIT_LIBC_CFLAGS): Likewise.
1926 (LIBGCC2_CFLAGS): Include
1927 $(INHIBIT_LIBC_CFLAGS).
1928 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1929 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1930 ($(T)crtend.o): Likewise.
1931 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1932 ($(T)crtendS.o): Likewise.
1933 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1934 ($(T)crtendT.o): Likewise.
1935 (stmp-fixinc): Do not complain about missing headers if
1937 * configure.ac (inhibit_libc): Set it to true/false.
1938 (--with-build-sysroot): New option. Use it to set
1940 * configure: Regenerated.
1942 2005-07-25 Manfred Hollstein <mh@suse.com>
1944 * calls.c (store_one_arg): Fix unsigned comparison warning.
1946 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1949 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1950 (ggc_print_statistics): Initialize variable before use.
1952 2005-07-25 Richard Guenther <rguenther@suse.de>
1954 * tree-dfa.c (mark_new_vars_to_rename): Protect against
1955 calling with a PHI_NODE argument.
1957 * tree-flow-inline.h (overlap_subvar): Protect against
1960 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
1962 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1963 * configure: Regenerate.
1965 2005-07-25 Ira Rosen <irar@il.ibm.com>
1967 * expr.c (highest_pow2_factor): Make extern.
1968 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1969 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1970 record_array_differ_p, array_ptr_differ_p): Likewise.
1971 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1972 additional cases. Call the above functions.
1973 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1974 base_object_differ_p when there are two base objects. Otherwise, compare
1975 base address and offset. Call may_alias_p.
1976 (dump_data_reference): Use a correct field name.
1977 (analyze_array): Make static. Initialize new data-ref fields.
1978 (analyze_indirect_ref): New function.
1979 (init_data_ref): Initialize new data-ref fields.
1980 (strip_conversion): Moved from tree-vect-analyze.c.
1981 (analyze_offset_expr, get_ptr_offset, address_analysis,
1982 object_analysis): Likewise.
1983 (analyze_offset): New function.
1984 (create_data_ref): Likewise.
1985 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1986 dimensions for ARRAY_REFs only.
1987 (build_classic_dist_vector): Make static.
1988 (access_functions_are_affine_or_constant_p): Call macro to get the
1989 address of access functions.
1990 (compute_all_dependences): Add new parameter
1991 compute_self_and_read_read_dependences. Compute self and read-read
1992 dependences if it is true.
1993 (find_data_references_in_loop): Call create_data_ref. Initialize new
1995 (compute_data_dependences_for_loop): Add new parameter
1996 compute_self_and_read_read_dependences. Remove parameter nb_loops,
1997 compute nb_loops. Call compute_all_dependences,
1998 build_classic_dist_vector and build_classic_dir_vector with correct
2000 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2001 with correct parameters. Compare dimensions for ARRAY_REFs only.
2002 (free_data_refs): Call macro to free access functions.
2003 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2004 fields from stmt_vinfo.
2005 (struct base_object_info): New structure.
2006 (struct data_reference): Move fields to base_object_info. Add fields
2007 first_location and object_info for above structures. Move fields from
2008 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2009 aligned_to. Add macros to access the new fields.
2010 Update functions declarations.
2011 * tree-flow.h (is_aliased_with): Declare.
2012 * tree-loop-linear.c (linear_transform_loops): Call
2013 compute_data_dependences_for_loop with correct parameters.
2014 * tree-ssa-alias.c (is_aliased_with): New function.
2015 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2016 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2017 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2018 vect_base_addr_differ_p, compute_subscript_distance and
2019 build_classic_dist_vector. Add printings. Check absolute value of
2021 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2023 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2024 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2025 to bytes. Add printing.
2026 (vect_compute_data_refs_alignment): Go through loads and stores in one
2028 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2029 vect_analyze_data_ref_access): Likewise.
2030 (vect_analyze_pointer_ref_access): Remove.
2031 (vect_address_analysis, vect_object_analysis): Likewise.
2032 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2033 and analyze data-refs in the loop.
2034 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2035 fields of data-ref instead of stmt. Add init to the offset from the
2037 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2038 (vect_update_init_of_dr): Likewise.
2039 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2040 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2042 (new_loop_vec_info): Initialize new fields.
2043 (destroy_loop_vec_info): Free new fields.
2044 (vect_strip_conversion): Remove.
2045 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2046 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2047 datarefs. Add new field ddrs.
2048 Add macros for the new fields access.
2049 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2050 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2051 Remove their macros.
2052 * tree.h (highest_pow2_factor): Declare.
2054 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2056 * calls.c (store_one_arg): Check for sibling call MEM arguments
2057 from already clobbered incoming argument area.
2059 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2061 * c-common.c (check_missing_format_attribute): New.
2062 * c-common.h (check_missing_format_attribute): Likewise.
2063 * c-typeck.c (convert_for_assignment): Use it.
2065 2005-07-24 Andreas Schwab <schwab@suse.de>
2067 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2068 register use a word move. Correct operand of ext.w in 68000 code.
2070 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2072 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2073 variables as declarations, rather than definitions.
2075 2005-07-24 Ira Rosen <irar@il.ibm.com>
2077 PR tree-optimization/22526
2078 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2081 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2083 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2084 that C99 reserve for future use. Use it to define clog10,
2085 clog10f and clog10l.
2087 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2089 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2090 * configure.ac: Check for -Wmissing-format-attribute.
2092 * configure: Regenerate.
2094 2005-07-23 Richard Henderson <rth@redhat.com>
2096 PR tree-optimization/22623
2097 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2099 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2102 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2104 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2106 * Makefile.in (C_TREE_H): Update dependencies.
2107 * c-tree.h: Include toplev.h.
2108 * diagnostic.h (diagnostic_set_info): Add format attribute.
2109 * rtl-error.c (diagnostic_for_asm): Likewise.
2111 2005-07-23 Chao-ying Fu <fu@mips.com>
2113 * config/mips/mips-dsp.md: New file.
2114 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2115 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2117 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2118 MIPS_BUILTIN_BPOSGE32.
2119 (mips_expand_builtin_direct): Add one parameter to indicate that
2120 builtin functions need to return a value.
2121 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2123 (mips_regno_to_class): Add classes for 12 new DSP registers.
2124 (mips_subword): Change to check four HI registers.
2125 (mips_output_move): Output move to and from 6 new DSP accumulators.
2126 (override_options): Make sure -mdsp and -mips16 are not used together.
2127 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2129 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2131 (print_operand): Add 'q' for printing DSP accumulators.
2132 (mips_cannot_change_mode_class): Check ACC_REGS.
2133 (mips_secondary_reload_class): Check ACC_REGS.
2134 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2135 (mips_register_move_cost): Check ACC_REGS.
2136 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2137 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2138 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2139 (dsp_bdesc): New array.
2140 (bdesc_arrays): Add DSP builtin function table.
2141 (mips_prepare_builtin_arg): Check predicate again after
2143 (mips_expand_builtin): Add one more parameter to
2144 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2145 MIPS_BUILTIN_BPOSGE32.
2146 (mips_init_builtins): Initialize new function types.
2147 (mips_expand_builtin_direct): Check if builtin functions need to
2148 return a value and pass operands properly.
2149 (mips_expand_builtin_bposge): New function.
2150 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2151 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2152 (FIRST_PSEUDO_REGISTER): Increase to 188.
2153 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2154 Update for 12 new DSP registers.
2155 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2156 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2157 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2158 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2159 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2160 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2161 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2162 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2163 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2164 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2165 (REGISTER_NAMES): Add names for 12 new DSP registers.
2166 * config/mips/mips.md: Include mips-dsp.md.
2167 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2168 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2169 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2170 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2171 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2172 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2173 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2174 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2175 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2176 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2177 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2178 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2179 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2180 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2181 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2182 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2183 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2184 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2185 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2186 (UNSPEC_RDDSP): New constants.
2187 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2188 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2190 * config/mips/mips.opt (-mdsp): New option.
2191 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2192 (reg_imm10_operand): New predicates.
2193 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2194 * doc/invoke.texi (-mdsp): Document new option.
2196 2005-07-22 DJ Delorie <dj@redhat.com>
2198 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2200 * tree-inline.c (inlinable_function_p): Likewise.
2202 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2205 * toplev.c (check_global_declarations): Do not mark undefined
2206 variables as DECL_IGNORED_P.
2207 * varasm.c (first_global_object_name): GTY it.
2208 (weak_global_object_name): Likewise.
2209 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2210 a string to go into {weak,first}_global_object_name.
2212 2005-07-22 DJ Delorie <dj@redhat.com>
2214 * c-format.c (check_function_format): Change warning control
2215 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2217 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2219 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2220 &PTR->FLD a dereference of PTR.
2221 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2222 a potential dereference of PTR.
2224 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2226 PR rtl-optimization/20370
2227 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2228 call allocate_reg_info if necessary.
2230 PR rtl-optimization/21848
2231 * calls.c (emit_library_call_value_1): For const functions, add
2232 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2234 PR rtl-optimization/22445
2235 * cselib.c (target.h): Include.
2236 (rtx_equal_for_cselib_p): Allow commutative matches.
2237 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2238 Remove MODE parameter. Changed all callers.
2240 PR rtl-optimization/22258
2241 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2243 (try_combine): Use likely_spilled_retval_p.
2245 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2247 * config.gcc: Add crx-elf support.
2249 * doc/contrib.texi: Mention crx.
2250 * doc/extend.texi: Document crx extensions.
2251 * doc/install.texi: Document crx install.
2252 * doc/invoke.texi: Document crx options.
2253 * doc/md.texi: Document crx constraints.
2255 * config/crx/crx-protos.h: New file.
2256 * config/crx/crx.c: New file.
2257 * config/crx/crx.h: New file.
2258 * config/crx/crx.md: New file.
2259 * config/crx/crx.opt: New file.
2260 * config/crx/t-crx: New file.
2262 2005-07-22 Manfred Hollstein <mh@suse.com>
2264 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2266 (int_add_graph_edge): Likewise.
2267 (collapse_nodes): Likewise.
2268 (process_unification_queue): Likewise.
2270 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2271 Laurent GUERBY <laurent@guerby.net>
2273 PR tree-optimization/22336
2274 * function.c (record_block_change): Check for
2275 cfun->ib_boundaries_block.
2277 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2279 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2280 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2282 2005-07-21 DJ Delorie <dj@redhat.com>
2284 * toplev.c (warn_deprecated_use): Add warning control to warning
2286 * c-typeck.c (parser_build_binary_op): Likewise.
2287 (c_finish_if_stmt): Likewise.
2288 * c-common.c (check_function_sentinel): Likewise.
2289 (check_nonnull_arg): Likewise.
2291 2005-07-21 Richard Henderson <rth@redhat.com>
2294 * tree-complex.c (complex_ssa_name_components): New.
2295 (cvc_lookup): Allow entry not found.
2296 (create_components): Remove.
2297 (create_one_component_var, get_component_var): New.
2298 (get_component_ssa_name, set_component_ssa_name): New.
2299 (extract_component): Use get_component_ssa_name.
2300 (update_complex_components): Use set_component_ssa_name.
2301 (update_complex_components_on_edge): Likewise.
2302 (update_phi_components): Create new PHI nodes directly, instead
2303 of adding insns to edges.
2304 (tree_lower_complex): Allocate and free complex_variable_components
2305 and complex_ssa_name_components here.
2307 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2309 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2310 revert to returning false.
2312 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2315 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2317 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2320 * config/i386/i386.md (cmpxf): Change operand constraints
2321 to "nonmemory_operand".
2323 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2325 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2327 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2330 * fold-const.c (fold_build1): Add checksum for the operands.
2331 (fold_build2): Likewise.
2332 (fold_build3): Likewise.
2334 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2337 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2339 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2341 * common.opt (-fforward-propagate): Committed by mistake,
2344 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2346 * reg-stack.c: Fix comment typo(s).
2347 * tree-ssa-operands.c: Likewise.
2348 * tree-vectorizer: Likewise.
2350 2005-07-21 Nick Clifton <nickc@redhat.com>
2352 * config/sh/symbian.c: Replace C++ style line comments with C
2353 style line comments.
2354 (symbian_add_attribute): Do not use a ? operator on the LHS of
2356 (sh_symbian_handle_dll_attribute): Change the type of the
2357 method vector to "VEC(tree,gc)*" and use vector accessor
2358 macros to walk over the elements.
2359 (symbian_export_vtable_and_rtti_p): Likewise.
2360 (symbian_class_needs_attribute_p): Likewise.
2362 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2365 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2366 initialize targetm.resolve_overloaded_builtin here.
2367 (altivec_expand_overloaded_builtin): Make it non-static.
2368 * config/rs6000/rs6000-protos.h
2369 (altivec_expand_overloaded_builtin): New prototype.
2370 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2371 targetm.resolve_overloaded_builtin here.
2372 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2374 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2375 Zdenek Dvorak <dvorakz@suse.cz>
2377 PR tree-optimization/19210
2378 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2380 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2381 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2382 rely on unproven assumptions.
2383 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2384 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2385 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2386 to number_of_iterations_exit.
2387 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2388 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2389 * tree-ssa-loop-niter.c (find_loop_niter,
2390 estimate_numbers_of_iterations_loop): Likewise.
2391 (number_of_iterations_exit): Honor the new options.
2392 * doc/invoke.texi (Wunsafe-loop-optimizations,
2393 funsafe-loop-optimizations): Document them.
2395 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2397 PR rtl-optimization/22167
2398 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2400 2005-07-20 Adam Nemet <anemet@lnxw.com>
2402 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2403 __do_global_dtors_aux longcall.
2405 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2407 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2408 (old_special_pred_table): Don't reference
2409 SPECIAL_MODE_PREDICATES.
2410 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2411 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2412 * config/sh/predicates.h: Don't mention
2413 SPECIAL_MODE_PREDICATES.
2414 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2417 2005-07-20 DJ Delorie <dj@redhat.com>
2419 * config.gcc: Add m32c-elf support.
2421 * doc/contrib.texi: Mention m32c.
2422 * doc/extend.texi: Document m32c extensions.
2423 * doc/install.texi: Mention m32c.
2424 * doc/invoke.texi: Document m32c options.
2425 * doc/md.texi: Document m32c constraints.
2427 * config/m32c/addsub.md: New file.
2428 * config/m32c/bitops.md: New file.
2429 * config/m32c/cond.md: New file.
2430 * config/m32c/jump.md: New file.
2431 * config/m32c/m32c-lib1.S: New file.
2432 * config/m32c/m32c-lib2.c: New file.
2433 * config/m32c/m32c-modes.def: New file.
2434 * config/m32c/m32c-pragma.c: New file.
2435 * config/m32c/m32c-protos.h: New file.
2436 * config/m32c/m32c.abi: New file.
2437 * config/m32c/m32c.c: New file.
2438 * config/m32c/m32c.h: New file.
2439 * config/m32c/m32c.md: New file.
2440 * config/m32c/m32c.opt: New file.
2441 * config/m32c/minmax.md: New file.
2442 * config/m32c/mov.md: New file.
2443 * config/m32c/muldiv.md: New file.
2444 * config/m32c/predicates.md: New file.
2445 * config/m32c/prologue.md: New file.
2446 * config/m32c/shift.md: New file.
2447 * config/m32c/t-m32c: New file.
2449 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2451 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2452 (stack_protect_set, stack_protect_test): New expanders.
2453 (stack_protect_set_si, stack_protect_set_si_media,
2454 stack_protect_set_di_media, stack_protect_test_si,
2455 stack_protect_test_si_media, stack_protect_test_di_media):
2458 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2460 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2462 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2464 * tree.h (tree_expr_nonzero_p): Export.
2465 * fold-const.c (tree_expr_nonzero_p): Likewise.
2466 Return true for CALL_EXPRs that are alloca calls.
2467 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2469 * tree-flow.h (expr_computes_nonzero): Remove.
2470 * tree-vrp.c (expr_computes_nonzero): Remove.
2471 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2472 (extract_range_from_unary_expr): Likewise.
2473 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2474 tree_expr_nonzero_p.
2476 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2478 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2479 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2480 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2481 All callers changed.
2482 (frame_related_constant_load): New arg "related" which controls
2483 setting of RTX_FRAME_RELATED_P. All callers changed.
2484 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2485 (bfin_expand_prologue): Add stack limit checking.
2486 * config/bfin/bfin.md (trapifcc): New pattern.
2488 * config/bfin/bfin.c: Include "langhooks.h".
2489 (def_builtin): Go through lang_hooks to call builtin_function.
2491 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2492 * config/bfin/predicates.md (symbol_ref_operand): New.
2493 (call_insn_operand): Delete. All callers changed to use
2494 register_no_elim_operand.
2495 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2497 (function_arg): Use it to generate the call's operand 2.
2498 (bfin_longcall_p): New function.
2499 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2500 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2501 determine if the address needs to be in a REG.
2502 (bfin_handle_longcall_attribute): New function.
2503 (bfin_attribute_table): Add "longcall" and "shortcall".
2504 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2505 (CUMULATIVE_ARGS): New member call_cookie.
2506 (PREDICATE_CODES): Add symbol_ref_operand.
2507 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2508 extra USE to the pattern.
2509 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2510 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2511 sibcall_value_insn; now the new patterns handle direct calls and the
2512 old ones indirect calls.
2513 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2515 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2517 * doc/trouble.texi: Update section on handling of empty loops.
2519 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2521 * config.gcc: Remove support for sparc-*-openbsd*,
2522 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2524 * config.host: Remove support for i860-*-sysv4* as a host.
2525 * config/i860/*, config/ip2k/*, config/ns32k/*,
2526 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2527 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2528 mention obsolete ports.
2530 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2532 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2534 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2535 of frame_pointer_rtx.
2536 (sh_expand_epilogue): Likewise.
2537 (sh_set_return_address): Likewise.
2538 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2539 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2540 offsets from FRAME_POINTER_REGNUM.
2541 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2542 (sh_register_names): Add initializer for sfp.
2543 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2544 (VALID_REGISTER_P): Likewise.
2545 (FIRST_PSEUDO_REGISTER): Update.
2546 (DWARF_FRAME_REGISTERS): Define.
2547 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2548 (HARD_FRAME_POINTER_REGNUM): Define.
2549 (FRAME_POINTER_REGNUM): Redefine.
2550 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2551 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2552 from FRAME_POINTER_REGNUM.
2553 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2554 FRAME_POINTER_REGNUM.
2555 (REG_CLASS_CONTENTS): Add sfp.
2556 (REG_ALLOC_ORDER): Likewise.
2557 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2558 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2559 of frame_pointer_rtx.
2560 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2562 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2564 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2565 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2566 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2568 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2571 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2573 Make CONSTRUCTOR use VEC to store initializers.
2574 * c-common.c (complete_array_type): Update to cope with VEC in
2576 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2577 (pp_c_constructor_elts): New function.
2578 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2579 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2580 struct constructor_stack, struct initializer_stack,
2581 constructor_elements, push_init_level, pop_init_level,
2582 add_pending_init, find_init_member, output_init_element): Update to
2583 cope with VEC in CONSTRUCTOR_ELTS.
2584 * coverage.c (build_fn_info_value, build_ctr_info_value,
2585 build_gcov_info): Likewise.
2586 * expr.c (categorize_ctor_elements_1, store_constructor,
2587 expand_expr_real_1): Likewise.
2588 * fold-const.c (fold_ternary): Likewise.
2589 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2590 gimplify_init_constructor, gimplify_expr): Likewise.
2591 * tree-dump.c (dequeue_and_dump): Likewise.
2592 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2594 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2596 * tree-sra.c (generate_element_init_1): Likewise.
2597 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2598 * tree-ssa-operands.c (get_expr_operands): Likewise.
2599 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2600 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2601 (get_initial_def_for_reduction): Likewise.
2602 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2603 value handle in annotations.
2604 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2605 tree_node_structure): Add support for constr_kind.
2606 (build_vector_from_ctor, build_constructor_single,
2607 build_constructor_from_list): New functions.
2608 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2609 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2610 Update to cope with VEC in CONSTRUCTOR_ELTS.
2611 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2612 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2613 CONSTRUCTOR_APPEND_ELT): New macros.
2614 (struct constructor_elt, struct tree_constructor): New data types.
2615 (union tree_node): Add tree_constructor field.
2616 * treestruct.def: Define TS_CONSTRUCTOR.
2617 * varasm.c (const_hash_1, compare_constant, copy_constant,
2618 compute_reloc_for_constant, output_addressed_constants,
2619 initializer_constant_valid_p, output_constant,
2620 array_size_for_constructor, output_constructor): Update to cope with
2621 VEC in CONSTRUCTOR_ELTS.
2622 * vec.h (VEC_empty, VEC_copy): New macros.
2624 2005-07-19 Devang Patel <dpatel@apple.com>
2626 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2628 2005-07-19 Richard Henderson <rth@redhat.com>
2631 * gimplify.c (gimplify_expr): Use main variant type for the temp
2632 destination for a discarded volatile read.
2633 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2634 casts between non-void types that change volatility.
2636 2005-07-15 DJ Delorie <dj@redhat.com>
2638 * toplev.h: Add comment about the first parameter for warning().
2639 * errors.h: Likewise.
2641 * c.opt (Wpragmas): New.
2642 * doc/invoke.texi: Document it.
2644 * function.c (do_warn_unused_parameter): Add warning control to
2646 * c-decl.c (warn_if_shadowing): Likewise.
2647 * c-lex.c (cb_def_pragma): Likewise.
2648 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2649 (pop_alignment): Likewise.
2650 (handle_pragma_pack): Likewise.
2651 (apply_pragma_weak): Likewise.
2652 (handle_pragma_weak): Likewise.
2653 (handle_pragma_redefine_extname): Likewise.
2654 (add_to_renaming_pragma_list): Likewise.
2655 (handle_pragma_extern_prefix): Likewise.
2656 (maybe_apply_renaming_pragma): Likewise.
2657 (handle_pragma_visibility): Likewise.
2659 * config/c4x/c4x-c.c (BAD): Likewise.
2660 (c4x_parse_pragma): Likewise.
2661 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2662 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2663 (rs6000_pragma_longcall): Likewise.
2664 * config/v850/v850-c.c (pop_data_area): Likewise.
2665 (ghs_pragma_section): Likewise.
2666 (ghs_pragma_section): Likewise.
2667 (ghs_pragma_interrupt): Likewise.
2668 (ghs_pragma_starttda): Likewise.
2669 (ghs_pragma_startsda): Likewise.
2670 (ghs_pragma_startzda): Likewise.
2671 (ghs_pragma_endtda): Likewise.
2672 (ghs_pragma_endsda): Likewise.
2673 (ghs_pragma_endzda): Likewise.
2675 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2676 Kenneth Zadeck <zadeck@naturalbridge.com>
2678 * Makefile.in: Removed tree-promote-statics.c
2679 * tree-promote-statics.c: Removed.
2680 * common.opt: Removed flag-promote-statics.
2682 * passes.c: Removed tree-promote-statics pass.
2683 * tree-pass.h: Ditto.
2684 * timevar.def: Removed TV_PROMOTE_STATICS.
2687 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2689 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2691 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2693 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2696 * c-common.c (check_function_arguments): Call
2697 'check_function_format' if either -Wformat or
2698 -Wmissing-format-attribute are specified.
2699 * c-format.c (check_function_format): Check -Wformat before
2700 calling 'check_format_info'.
2701 * c-opts.c (c_common_post_options): Don't warn for
2702 -Wmissing-format-attribute without -Wformat.
2703 * c-typeck.c (convert_for_assignment): Detect additional cases for
2704 -Wmissing-format-attribute.
2705 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2708 2005-07-19 Richard Guenther <rguenther@suse.de>
2710 * config/i386/i386.md (lrint<mode>2): Use temporary
2711 instead of clobbering non-existent memory.
2713 2005-07-19 Nick Clifton <nickc@redhat.com>
2715 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2716 statement to avoid displaying ASCII control characters.
2718 2005-07-19 Ben Elliston <bje@au.ibm.com>
2720 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2721 * cfganal.c (find_edge_index): Ditto.
2722 * combine.c (combine_instructions): Ditto.
2723 * ddg.c (create_scc): Ditto.
2724 (find_successors): Ditto.
2725 (find_predecessors): Ditto.
2726 (find_nodes_on_paths): Ditto.
2727 (longest_simple_path): Ditto.
2728 * flow.c (update_life_info): Ditto.
2729 (count_or_remove_death_notes): Ditto.
2730 (clear_log_links): Ditto.
2731 * modulo-sched.c (generate_reg_moves): Ditto.
2732 (find_max_asap): Ditto.
2733 (find_max_hv_min_mob): Ditto.
2734 (find_max_dv_min_mob): Ditto.
2735 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2736 * sched-rgn.c (extract_edgelst): Ditto.
2737 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2738 (dump_update_ssa): Ditto.
2739 (ssa_names_to_replace) Ditto.
2740 (switch_virtuals_to_full_rewrite): Ditto.
2741 (update_ssa): Ditto.
2742 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2744 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2746 Fix PR tree-optimization/22483
2748 * tree-complex.c (create_components): Use
2749 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2750 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2751 * tree-flow.h (safe_referenced_var_iterator): New structure.
2752 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2753 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2754 safe_referenced_var iterator.
2755 (add_type_alias): Ditto.
2757 2005-07-19 Steven Bosscher <stevenb@suse.de>
2759 * loop-init.c (rest_of_handle_loop2): Remove.
2760 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2761 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2762 (pass_rtl_loop_init, pass_rtl_loop_done,
2763 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2764 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2765 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2766 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2767 pass_tree_loop_done, and pass_tree_unswitch.
2768 (gate_loop): Rename to gate_tree_loop.
2769 * passes.c (init_optimization_passes): Update for renamed tree
2770 loop passes. Add the new loop2 passes as subpasses of loop2.
2771 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2772 Update for the renamed tree loop passes.
2774 2005-07-18 Ian Lance Taylor <ian@airs.com>
2777 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2778 blocks when optimizing.
2780 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2782 * common.opt (frename-registers): Initialize to 2.
2784 (fgcse-after-reload): Ditto.
2785 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2786 (process_options): Only change flag_web, flag_rename_registers,
2787 and flag_rerun_cse_after_loop if not explicitly set by user.
2789 2005-07-18 Jan Beulich <jbeulich@novell.com>
2791 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2792 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2793 in 64-bit mode the same as DImode in 32-bit mode.
2794 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2795 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2796 mode. Add new mode parameter.
2797 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2798 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2799 x86_64_shift_adj): New expanders.
2800 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2801 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2803 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2804 DImode shift splitters.
2805 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2806 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2809 2005-07-18 Jan Beulich <jbeulich@novell.com>
2811 * i386.md (movdi_extzv_1): New.
2812 (zero_extendhidi2): Combine alternatives and never force use of
2814 (zero_extendqidi2): Likewise. Don't restrict input selection.
2816 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2818 Fix PR tree-optimization/22531
2819 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2822 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2824 * tree-promote-statics.c (pass_promote_statics): Change dump file
2827 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2829 * tree-optimize.c (init_tree_optimization_passes): Add
2830 pass_eliminate_useless_stores pass.
2831 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2832 * tree-ssa-pre.c (is_copy_stmt): New function.
2833 (follow_copies_till_vuse): Ditto.
2834 (do_eustores): Ditto.
2835 (gate_eustores): Ditto.
2837 2005-07-16 Richard Henderson <rth@redhat.com>
2839 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2841 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2842 Kenneth Zadeck <zadeck@naturalbridge.com>
2844 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2845 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2846 ipa-type-escape.h, tree-promote-statics.c
2847 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2848 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2849 tree-promote-statics.c: new files.
2850 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2851 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2852 int nonlocal_set_p, mark_constant_function): Deleted.
2853 (rest_of_handle_cfg): Removed call to mark_constant_function.
2854 (nonoverlapping_component_refs_p): Added calls to support
2855 type based aliasing.
2856 * tree-ssa-alias.c (may_alias_p,
2857 compute_flow_insensitive_aliasing): Ditto.
2858 * calls.c (flags_from_decl_or_type): Removed reference to
2860 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2861 too many arguments. This is necessary for Spec 2000.
2862 * cgraph.h (const_function, pure_function): Removed.
2863 * common.opt: Added "fipa-pure-const", "fipa-reference",
2864 "fipa-type-escape", and "ftree-promote-static".
2866 * passes.c: Added ipa and tree-promote-statics passes.
2867 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2868 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2869 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2870 * tree-flow.h: Added exposed sra calls and addition of
2871 reference_vars_info field for FUNCTION_DECLS.
2872 * tree-pass.h: Added passes.
2873 * tree-sra.c: (sra_init_cache): New function.
2874 (sra_insert_before, sra_insert_after) Made public.
2875 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2877 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2878 aliasing. (may_alias_p): Added code to use type escape analysis to
2880 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2881 code to prune clobbers of static variables based on information
2882 produced in ipa-reference pass. Changed call clobbering so that
2883 statics are not marked as clobbered if the call does not clobber
2886 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2888 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2891 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2893 * doc/install.texi (*-*-solaris2*): Document recommended version
2894 of GNU binutils and mention GNU linker problem on Solaris 10.
2896 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2899 * c-decl.c (c_build_bitfield_integer_type): New function.
2900 (finish_struct): Call it.
2901 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2903 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2905 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2908 2005-07-16 Jan Hubicka <jh@suse.cz>
2910 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2911 (scale_bbs_frequencies_int): Watch roundoff errors.
2912 * predict.c (return_prediction): Initialize return_stmt.
2914 2005-07-16 Jan Hubicka <jh@suse.cz>
2916 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2917 after RTL profiling.
2919 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2922 * fold-const.c (build_range_check): Convert high/low to etype
2923 if we are only comparing against exp.
2925 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2927 Fix PR tree-optimization/22376
2928 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2930 (need_to_solve): New function.
2931 (compute_points_to_sets): Use it.
2933 2005-07-15 Jan Hubicka <jh@suse.cz>
2935 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2936 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2938 2005-07-15 Richard Guenther <rguenther@suse.de>
2940 * c-common.c (handle_flatten_attribute): New function.
2941 Add flatten function attribute.
2942 * doc/extend.texi: Document flatten function attribute.
2943 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2944 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2946 (cgraph_decide_inlining): Handle functions with flatten
2949 2005-07-14 David Edelsohn <edelsohn@gnu.org>
2951 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2952 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2953 UNSPEC_XCHG, UNSPEC_AND): New.
2954 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2955 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2956 * config/rs6000/sync.md (FETCHOP): New code macro.
2957 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2959 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2960 (sync_compare_and_swap<mode>): Same.
2961 (sync_lock_test_and_set<mode>): Same.
2962 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2963 for QImode and HImode, and not PPC405.
2964 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2965 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2966 (sync_<fetchop>{si,di}_internal): New.
2967 (sync_nand{si,di}_internal): New.
2968 (sync_old_<fetchop>{si,di}_internal): New.
2969 (sync_old_nand{si,di}_internal): New
2970 (sync_new_<fetchop>{si,di}_internal): New.
2971 (sync_new_nand{si,di}_internal): New.
2972 (atomic_and{si,di}): New.
2973 (sync_new_nand{si,di}_internal): New.
2974 (atomic_and{si,di}): New.
2975 (sync_add<mode>_internal): Delete.
2976 (sync_addshort_internal): Use unspec instead of unspec_volatile.
2977 (sync_sub<mode>_internal): Delte.
2978 (sync_subshort_internal): New.
2979 (sync_andsi_internal): Use unspec instead of unspec_volatile.
2980 (sync_anddi_internal): Delete.
2981 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2982 (sync_booldi_internal): Delete.
2983 (sync_boolc<mode>_internal): Delete.
2984 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2985 (sync_boolc<mode>_internal2): Delete.
2986 (sync_boolcc<mode>_internal): Delete.
2987 (isync, lwsync): Use unspec instead of unspec_volatile.
2988 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2989 Revert UNSPEC_VOLATILE.
2990 (rs6000_split_atomic_op): New.
2991 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2993 2005-07-14 Eric Christopher <echristo@redhat.com>
2995 * config/mips/mips.c (mips_canonicalize_comparison): Cast
2996 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2998 2005-07-14 Eric Christopher <echristo@redhat.com>
3000 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3002 2005-07-14 Steven Bosscher <stevenb@suse.de>
3004 PR tree-optimization/22230
3005 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3006 the computation of the four cross productions for "range op range".
3008 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3009 Ulrich Weigand <uweigand@de.ibm.com>
3012 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3015 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3017 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3019 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3021 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3023 2005-07-14 Richard Guenther <rguenther@suse.de>
3026 * config/i386/i386-protos.h (ix86_function_value): Change
3027 prototype to match new target hook.
3028 * config/i386/i386.c (ix86_value_regno): Change prototype
3029 to take extra type argument.
3030 (TARGET_FUNCTION_VALUE): Define.
3031 (ix86_function_ok_for_sibcall): Pass extra argument to
3032 ix86_value_regno, check return slot rtx for exact match.
3033 (ix86_function_value): Take extra parameter. Dispatch to
3034 ix86_value_regno with fndecl/fntype as provided.
3035 (ix86_value_regno): Handle extra type argument.
3036 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3038 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3039 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3040 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3041 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3042 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3044 2005-07-14 Richard Guenther <rguenther@suse.de>
3046 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3047 * calls.c (expand_call): Pass fntype to hard_function_value.
3048 (emit_library_call_value_1): Likewise.
3049 * explow.c: Include target.h.
3050 (hard_function_value): Take extra argument, the fntype.
3051 Use new target hook for function_value.
3052 * expr.h (hard_function_value): Change prototype.
3053 * function.c (aggregate_value_p): Pass 0 as fntype to
3054 hard_function_value.
3055 (assign_parms): Use new target hook for function_value.
3056 Pass 0 as fntype to hard_function_value.
3057 (expand_function_end): Likewise.
3058 * reg-stack.c: Include target.h.
3059 (stack_result): Use new target hook for function_value.
3060 * target-def.h: New target hook function_value.
3061 * target.h: Likewise.
3062 * targhooks.c (default_function_value): New function.
3063 * targhooks.h (default_function_value): Declare.
3065 2005-07-13 Ian Lance Taylor <ian@airs.com>
3067 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3069 2005-07-14 Jan Hubicka <jh@suse.cz>
3071 * tree-dfa.c (dump_variable): Use default_def function.
3072 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3073 * tree-ssa.c (verify_use): Likewise.
3074 * tree-ssanames.c (release_ssa_name): Likewise.
3075 * tree-tailcall.c (eliminate_tail_call): Likewise.
3076 (tree_optimize_tail_calls_1): Likewise.
3077 * tree-vrp.c (get_value_range): Likewise.
3079 2005-07-14 Ben Elliston <bje@au.ibm.com>
3081 * gcc.c (main): Compare language[0] with '*' when iterating over
3084 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3086 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3087 "s390_emit_compare". Add handling of CCZ1mode.
3088 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3089 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3091 (s390_branch_condition_mask): Add CCZ1mode handling.
3092 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3093 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3094 Use CCZ1mode instead of CCZmode.
3095 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3097 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3099 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3101 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3103 2005-07-13 Eric Christopher <echristo@redhat.com>
3105 * config/mips/mips.c (mips_canonicalize_comparison): New.
3106 (mips_emit_int_relational): Use.
3108 2005-07-13 Eric Christopher <echristo@redhat.com>
3110 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3112 * config/s390/s390.md: Include tpf.md. Move tpf specific
3114 * config/s390/tpf.md: To here.
3115 * config/s390/s390.opt: Move tpf specific options...
3116 * config/s390/tpf.opt: to here. Add mmain option.
3117 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3118 * config/s390/tpf.h: Rewrite.
3120 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3122 * doc/tm.texi: Remove @xref{Cross-profiling}.
3124 2005-07-13 Jeff Law <law@redhat.com>
3126 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3127 expressions, test their _DECL operands for pointer equality rather
3128 than using operand_equal_p.
3130 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3132 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3133 (TARGET_POSIX_IO): This.
3134 * config/darwin.h: Likewise.
3135 * config/freebsd.h: Likewise.
3136 * config/linux.h: Likewise.
3137 * config/lynx.h: Likewise.
3138 * config/netbsd.h: Likewise.
3139 * config/rs6000/linux64.h: Likewise.
3140 * config/rs6000/linux.h: Likewise.
3141 * config/s390/tpf.h: Likewise.
3142 * config/sh/embed-elf.h: Likewise.
3143 * config/sparc/linux64.h: Likewise.
3144 * config/sparc/linux.h: Likewise.
3145 * config/svr4.h: Likewise.
3146 * gcov-io.h: Likewise.
3148 * doc/tm.texi: Updated.
3150 * libgcov.c (create_file_directory): Defined only if
3151 TARGET_POSIX_IO is defined.
3152 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3155 2005-07-13 Jan Hubicka <jh@suse.cz>
3157 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3159 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3161 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3162 structure as argument.
3164 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3166 PR tree-optimization/21921
3167 * tree-iterator.c (tsi_link_before): Support the case when
3168 tsi_end_p (tsi) == true.
3170 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3172 PR tree-optimization/22442
3173 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3176 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3178 PR rtl-optimization/20376
3179 * toplev.c (process_options): Enable -fweb and -frename-registers when
3181 * doc/invoke.texi: Update the information about when -fweb and
3182 -frename-registers are enabled.
3184 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3187 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3188 if *rhs_p is not a SSA_NAME.
3190 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3192 Fix PR tree-optimization/22422
3193 * tree-ssa-structalias.c (struct variable_info): Add flag for
3195 (get_varinfo): Now a static function.
3196 (new_varinfo): init has_union and is_special_var to false.
3197 (solution_set_add): Check has_union.
3198 (do_da_constraint): Move temporary variable so it gets reset
3200 Also check for special variable.
3201 (do_ds_constraint): Ditto.
3202 (do_sd_constraint): Ditto.
3203 (do_structure_copy): Check for special variable.
3204 (find_func_aliases): Ditto.
3205 (init_base_vars): Set special vars properly.
3207 2005-07-13 Jan Hubicka <jh@suse.cz>
3209 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3212 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3213 (get_expr_operands): Fix thinko wrt flags and subvars.
3215 PR tree-optimize/22379
3216 * tree-inline.c (expand_call_inline): Do not output sorry in early
3219 2005-07-12 Dale Johannesen <dalej@apple.com>
3221 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3223 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3226 * host-linux.h: Include limits.h.
3228 2005-07-12 Dale Johannesen <dalej@apple.com>
3230 * expr.c (compress_float_constant): Add cost check.
3231 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3233 2005-07-12 Dale Johannesen <dalej@apple.com>
3235 * gcc.target/i386/compress-float-sse.c: New.
3236 * gcc.target/i386/compress-float-sse-pic.c: New.
3237 * gcc.target/i386/compress-float-387.c: New.
3238 * gcc.target/i386/compress-float-387-pic.c: New.
3239 * gcc.dg/compress-float-ppc.c: New.
3240 * gcc.dg/compress-float-ppc-pic.c: New.
3242 2005-07-12 Eric Christopher <echristo@redhat.com>
3244 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3246 * config/s390/s390.md: Include tpf.md. Move tpf specific
3248 * config/s390/tpf.md: To here.
3249 * config/s390/s390.opt: Move tpf specific options...
3250 * config/s390/tpf.opt: to here. Add mmain option.
3251 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3252 * config/s390/tpf.h: Rewrite.
3254 2005-07-12 Eric Christopher <echristo@redhat.com>
3256 * gcc.c (struct infile): Update comment for language.
3257 (main): Rewrite input file resetting code.
3259 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3262 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3263 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3264 (lookup_avail_expr): Use constant_boolean_node instead
3265 of boolean_false_node/boolean_true_node.
3267 2005-07-12 Ben Elliston <bje@au.ibm.com>
3269 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3270 and use it when printing num_edges.
3272 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3274 * doc/extend.texi (Blackfin Built-in Functions): New section.
3275 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3278 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3280 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3281 s/cmpstrsi/cmpstrnsi
3282 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3284 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3285 (init_optabs): Initialize cmpstrn_optab.
3286 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3287 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3288 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3289 * config/i386/i386.md: s/cmpstr/cmpstrn
3290 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3291 * doc/md.texi: Update documentation.
3293 2005-07-11 Richard Henderson <rth@redhat.com>
3295 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3296 build_va_arg_indirect_ref.
3297 (alpha_gimplify_va_arg): Likewise.
3298 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3299 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3300 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3301 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3302 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3303 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3305 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3307 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3309 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3310 * passes.c (init_optimization_passes): Add pass_empty_loop.
3311 * tree-pass.h (pass_empty_loop): Declare.
3312 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3313 try_remove_empty_loop, remove_empty_loops): New functions.
3314 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3315 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3317 2005-07-12 Peter Barada <peter@the-baradas.com>
3321 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3322 in address registers.
3323 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3324 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3325 alternative of addsi3_5200.
3327 2005-07-11 Ian Lance Taylor <ian@airs.com>
3329 * config/mips/mips.md (ffs<mode>2): Remove.
3331 2005-07-11 Ian Lance Taylor <ian@airs.com>
3333 * doc/tree-ssa.texi (Cleanups): Improve description of
3335 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3337 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3339 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3340 * tree.h (DECL_ARGUMENT_FLD): New macro.
3342 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3344 Fix PR tree-optimization/22404
3346 * tree-ssa-structalias.c (create_variable_info_for): Use
3349 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3351 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3352 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3353 for second comparison operand.
3354 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3356 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3357 (define_insn_reservation "alu"): Likewise.
3358 (csync, ssync): Now of type sync.
3359 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3360 -mcsync-anomaly -mspecld-anomaly.
3361 * config/bfin/bfin.opt (mcsync): Remove.
3362 (mcsync-anomaly, mspecld-anomaly): Add.
3363 * config/bfin/bfin.c: Include "insn-codes.h".
3364 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3365 (TARGET_DEFAULT_TARGET_FLAGS): New.
3366 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3368 2005-07-11 Steven Bosscher <stevenb@suse.de>
3370 * basic-block.h: Give the BB flags enum a name, bb_flags.
3371 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3372 * cfgcleanup.c (enum bb_flags): Remove here.
3373 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3374 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3375 (update_forwarder_flag): Likewise.
3376 (thread_jump): Likewise.
3377 (try_forward_edges): Likewise.
3378 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3379 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3380 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3382 2005-07-11 Richard Guenther <rguenther@suse.de>
3384 * config/i386/i386.opt: New target option -msseregparm.
3385 * config/i386/i386.c (override_options): Error out for
3386 -msseregparm but no SSE support.
3387 (ix86_function_sseregparm): Check for global sseregparm.
3388 * doc/invoke.texi: Document -msseregparm.
3390 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3392 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3393 (m32rle-*-linux*): Ditto.
3395 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3397 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3398 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3401 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3405 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3406 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3408 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3410 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3411 (varmap): Heapify varmap.
3412 (constraints): Heapify constraints.
3413 (struct constraint_graph): Heapify succs and preds.
3414 (constraint_vec_find): Update for heapification.
3415 (constraint_set_union): Ditto.
3416 (insert_into_complex): Ditto.
3417 (constraint_edge_vec_find): Ditto.
3418 (erase_graph_self_edge): Ditto.
3419 (add_graph_edge): Ditto.
3420 (get_graph_weights): Ditto.
3421 (merge_graph_nodes): Ditto.
3422 (build_constraint_graph): Ditto.
3423 (topo_visit): Ditto.
3424 (solve_graph): Ditto.
3425 (create_variable_info_for): Ditto.
3426 (init_base_vars): Ditto.
3427 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3428 (condese_varmap_nodes): Free complex vector.
3429 (clear_edges_for_node): Clear succs and preds vector.
3431 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3433 * tree-ssa-structalias.c (update_alias_info): Change counting of
3434 references to not include vdefs.
3436 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3438 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3441 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3443 * pa.c (pa_commutative_p): Make PLUS commutative when
3444 TARGET_NO_SPACE_REGS is true.
3446 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3448 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3449 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3450 * tree-dfa.c (dump_subvars_for): New.
3451 (debug_subvars_for): New.
3452 (dump_variable): Show subvariables if VAR has them.
3453 * tree-flow-inline.h (get_subvar_at): New.
3454 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3455 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3457 (struct subvar): Change fields offset and size to unsigned
3459 (dump_subvars_for): Declare.
3460 (debug_subvars_for): Declare.
3461 (get_subvar_at): Declare.
3462 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3463 to unsigned HOST_WIDE_INT *.
3464 (overlap_subvar): Likewise.
3465 * tree-gimple.c (is_gimple_reg): Always return false for
3466 SFTs and memory tags.
3467 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3469 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3470 (compute_may_aliases): Call compute_points_to_sets.
3471 (collect_points_to_info_for): Remove.
3472 (compute_points_to_and_addr_escape): Remove.
3473 (delete_alias_info): Call delete_points_to_sets.
3474 (compute_flow_sensitive_aliasing): If the call to
3475 find_what_p_points_to returns false, call set_pt_anything.
3476 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3477 (set_pt_anything): Clear pi->pt_vars.
3478 (set_pt_malloc): Remove.
3479 (merge_pointed_to_info): Remove.
3480 (add_pointed_to_expr): Remove.
3481 (add_pointed_to_var): Remove.
3482 (collect_points_to_info_r): Remove.
3483 (is_escape_site): Make extern.
3485 (create_overlap_variables_for): Call it.
3486 * tree-ssa-copy.c (merge_alias_info): Never merge
3487 flow-sensitive alias information.
3488 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3489 offset and size to be unsigned HOST_WIDE_INT.
3490 (add_to_addressable_set): Rename from note_addressable.
3491 Set TREE_ADDRESSABLE as the variables are added to the set.
3493 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3494 operands into VUSEs when adding V_MAY_DEFs for members in an
3496 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3497 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3498 (struct variable_info): Add bitfield is_heap_var.
3499 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3500 (new_var_info): Initialize is_heap_var.
3501 (get_constraint_for): Add HEAP variables to the symbol table.
3502 Mark them with is_heap_var.
3503 (update_alias_info): New. Taken mostly from the old
3504 compute_points_to_and_addr_escape.
3505 (handle_ptr_arith): New.
3506 (find_func_aliases): Call update_alias_info.
3507 Call handle_ptr_info for tcc_binary expressions.
3508 Call mark_stmt_modified.
3509 (create_variable_info_for): If DECL has subvars, do not create
3510 variables for its subvars. Always add all the fields.
3511 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3512 SFTs, then add all the SFTs of the structure.
3513 If VI->DECL is an aggregate with subvariables, add the SFT at
3515 (find_what_p_points_to): If VI is an artificial variable,
3516 translate to bitfields in SSA_NAME_PTR_INFO.
3517 If the solution is empty, set pi->pt_vars to NULL
3518 (init_base_vars): Create ANYOFFSET.
3519 (compute_points_to_sets): Rename from create_alias_vars.
3521 (pass_build_pta): Remove.
3522 (delete_points_to_sets): Rename from delete_alias_vars.
3523 (pass_del_pta): Remove.
3524 * tree-ssa-structalias.h (struct alias_info): Move from
3526 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3527 NUM_REFERENCES_SET): Likewise.
3528 (compute_points_to_sets, delete_points_to_sets): Declare.
3530 2005-07-09 Richard Henderson <rth@redhat.com>
3532 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3533 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3534 alpha_split_lock_test_and_set_12): New functions.
3535 * config/alpha/alpha-protos.h: Update.
3536 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3537 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3538 * config/alpha/sync.md (I12MODE): New.
3539 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3540 (sync_<fetchop_name><I48MODE>): Likewise.
3541 (sync_nand<I48MODE>): Likewise.
3542 (sync_old_<fetchop_name><I48MODE>): Likewise.
3543 (sync_new_<fetchop_name><I48MODE>): Likewise.
3544 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3545 (sync_compare_and_swap<I48MODE>): Likewise.
3546 (sync_lock_test_and_set<I48MODE>): Likewise.
3547 (sync_compare_and_swap<I12MODE>): New.
3548 (sync_compare_and_swap<I12MODE>_1): New.
3549 (sync_lock_test_and_set<I12MODE>): New.
3550 (sync_lock_test_and_set<I12MODE>_1): New.
3552 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3556 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3558 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3560 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3561 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3563 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3566 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3568 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3571 memory_operand constraint.
3572 (store_conditional_<mode>): Same.
3573 (sync_compare_and_swap<mode>): Same.
3574 (sync_lock_test_and_set<mode>): Same.
3576 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3578 Rewrite PIC support to more closely model actual instructions.
3579 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3580 (cris_symbol): Remove prototypes for removed functions.
3581 (cris_pic_symbol_type_of, cris_valid_pic_const)
3582 (cris_expand_pic_call_address): Prototypes for new functions.
3583 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3585 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3587 <case ':'>: Add case for new punctuation character.
3588 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3589 emitting (extra) PIC modifier.
3590 <case UNSPEC>: Do not assert for PLT.
3591 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3592 (cris_expand_prologue, cris_expand_epilogue): Check
3593 for pic_offset_table_rtx usage instead of taking
3594 current_function_uses_pic_offset_table as the final word.
3595 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3596 Remove flag_pic difference.
3597 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3598 the moral equivalents of...
3599 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3601 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3602 (cris_handle_option): Mark ARG as unused.
3603 (cris_expand_pic_call_address): New worker function for "call",
3605 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3606 output PIC constructs here.
3607 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3608 as symbol-specific modifers, not whole or part of operands.
3609 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3610 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3611 constants and flag_pic.
3612 (CONSTANT_INDEX_P): Adjust for new functions.
3613 (enum cris_pic_symbol_type): New helper type.
3614 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3615 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3616 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3618 ("movsi"): Emit actual instructions for GOT and relative access.
3619 ("*movsi_got_load"): New pattern to set up the register holding
3621 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3622 Adjust FIXME for 'S'.
3623 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3624 Use "movs" for -fpic cases.
3625 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3626 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3627 ("call", "call_value"): Just call cris_expand_pic_call_address for
3629 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3630 Remove special pattern.
3631 ("*expanded_call_side", "*expanded_call_value_side"): New
3633 (gotplt-to-plt, gotplt-to-plt-side-call)
3634 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3636 * config/cris/cris/predicates.md
3637 ("cris_general_operand_or_gotless_symbol"): Remove unused
3639 ("cris_general_operand_or_symbol"): Adjust for new functions.
3641 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3643 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3645 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3647 * Makefile.in (TREE_H): Add treestruct.def.
3648 (c-decl.o): Add pointer-set.h
3649 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3650 visibility on regular DECL's.
3651 (merge_decls): Fix the copying of decl nodes of various types for
3652 the new structures. Don't update RTL, section name, weak status,
3653 etc, on DECL's without RTL.
3654 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3655 Don't check volatile on non-variable types.
3656 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3657 to check whether we have seen arguments.
3658 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3659 flag is checked before field (flag is common, field is not).
3660 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3661 TS_DECL_COMMON could have an origin.
3662 (add_location_or_const_value_attribute): Don't check section name
3663 on non-var/function decls.
3664 (dwarf2out_var_location): Reverse order of tests.
3665 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3666 with DECL_WRTL_CHECK.
3667 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3668 * fold-const.c (fold_binary): Don't check weakness on
3669 non-var/function decls.
3670 (tree_expr_nonzero_p): Ditto.
3671 (fold_checksum_tree): Use tree_decl_extra as sizeof
3673 * ggc-page.c (extra_order_size_table): Add sizes for
3674 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3676 * gimplify.c (gimplify_bind_expr): Only set
3677 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3678 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3680 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3681 * langhooks.h (init_ts). New langhook.
3682 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3683 * print-tree.c (print_node): Update to only print fields that
3684 exist in the structures the passed decl has.
3685 * toplev.c (wrapup_global_declarations): Don't reset
3686 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3687 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3688 * tree-inline.c (remap_decl): Ditto.
3689 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3690 * tree-pretty-print.c (print_declaration): Don't print
3691 DECL_REGISTER on things that don't contain it.
3692 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3693 non-var/function decls.
3694 * tree.c (tree_contains_struct): New structure.
3695 (init_priority_for_decl): New hashtable.
3696 (tree_int_map): New structure.
3697 (tree_int_map_eq): New function.
3698 (tree_int_map_marked_p): Ditto.
3699 (tree_int_map_hash): Ditto.
3700 (tree_map): Move to tree.h.
3701 (tree_map_eq): Externalize.
3702 (tree_map_hash): Ditto.
3703 (tree_map_marked_p): Ditto.
3704 (init_ttree): Set up tree_contains_struct and call langhook.
3705 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3706 (tree_code_size): Update for new structures.
3707 (tree_node_structure): Update for new structures.
3708 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3710 (copy_node_stat): Copy init priority.
3711 (build_decl_stat): Ditto for visibility.
3712 (ts_enum_names): New.
3713 (tree_contains_struct_check_failed): New function.
3714 (decl_init_priority_lookup): Ditto.
3715 (decl_init_priority_insert): Ditto.
3716 * treestruct.def: New file.
3717 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3718 (CONTAINS_STRUCT_CHECK): Ditto.
3719 (tree_contains_struct_check_failed): New prototype.
3720 (DECL_CHECK): Removed.
3721 (DECL_MINIMAL_CHECK): New.
3722 (DECL_COMMON_CHECK): Ditto.
3723 (DECL_WRTL_CHECK): Ditto.
3724 (DECL_NON_COMMON_CHECK): Ditto.
3725 (DECL_WITH_VIS_CHECK): Ditto.
3726 (VAR_OR_FUNCTION_DECL_P): Ditto
3727 (struct tree_decl_minimal): New structure.
3728 (struct tree_decl_common): Ditto.
3729 (struct tree_decl_with_rtl): Ditto.
3730 (struct tree_decl_with_vis): Ditto.
3731 (struct tree_decl_non_common): Ditto.
3732 (struct tree_field_decl): Ditto.
3733 (struct tree_parm_decl): Ditto.
3734 (struct tree_var_decl): Ditto.
3735 (struct tree_function_decl): Ditto.
3736 (struct tree_const_decl): Ditto.
3737 (struct tree_result_decl): Ditto.
3738 (union tree_node): Add new structures.
3739 * var-tracking.c (track_expr_p): Reverse order of tests.
3741 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3743 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3745 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3746 * system.h: Poison FINALIZE_PIC.
3747 * doc/tm.texi (FINALIZE_PIC): Remove.
3749 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3752 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3753 to the correct type if we have a MODIFY_EXPR.
3755 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3757 PR tree-optimization/22360
3758 * tree.c (upper_bound_in_type): Fix calculations for casting
3759 to a non-wider signed type and casting a signed value to a
3760 wider unsigned type.
3761 (lower_bound_in_type): Fix calculations for casting to a
3762 non-wider signed type.
3764 PR tree-optimization/20139
3765 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3767 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3768 fold_cond_expr_cond.
3769 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3770 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3772 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3775 * tree-complex.c (expand_complex_libcall): Produce
3776 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3778 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3780 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3781 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3782 b" assert and inserted fastpath code for this case.
3783 (bitmap_ior): Removed "a != b" assert.
3785 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3787 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3788 (ENDFILE_SPEC): Likewise.
3789 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3791 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3792 a large stack frame at epilogue.
3794 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3796 * final.c: Include sdbout.h when required.
3798 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3800 * config.gcc (*-*-darwin*): Only one target-specific header file
3802 (powerpc-*-darwin*): Add version-specific header files.
3803 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3804 * config.in: Regenerate.
3805 * configure: Regenerate.
3806 * gcc.c: Include xregex.h.
3807 (version_compare_spec_function): New.
3808 (spec_function): Add version-compare.
3809 (replace_outfile_spec_function): Reformat comment.
3810 (compare_version_strings): New.
3811 * config/darwin-c.c (version_as_macro): New.
3812 (builtin_define): New.
3813 (darwin_cpp_builtins): New.
3814 * config/darwin-protos.h (darwin_cpp_builtins): New.
3815 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3816 (LIB_SPEC): Make unconditional, update comment.
3817 (TARGET_C99_FUNCTIONS): Define.
3818 * config/darwin.opt: Sort.
3819 (mmacosx-version-min=): New.
3820 * config/darwin7.h: Delete.
3821 * config/darwin8.h: Delete.
3822 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3823 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3824 (TARGET_C99_FUNCTIONS): Define.
3825 * config/rs6000/darwin7.h: New.
3826 * config/rs6000/darwin8.h: New.
3827 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3828 (-mmacosx-version-min): Document.
3830 2005-07-07 Ian Lance Taylor <ian@airs.com>
3832 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3834 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3837 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3839 2005-07-07 Khem Raj <kraj@mvista.com>
3841 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3842 in bytes, not words.
3844 2005-07-07 Paul Brook <paul@codesourcery.com>
3846 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3847 DEFAULT_FUNCTION_ARG_PADDING to upward.
3849 2005-07-07 Richard Henderson <rth@redhat.com>
3851 * function.c (locate_and_pad_parm): Record parameter alignment in
3852 stack_alignment_needed.
3854 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3856 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3857 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3858 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3859 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3860 (define_attr "type"): Add isync, sync, load_l, store_c.
3861 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3862 Create scratch volatile MEM.
3863 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3865 (load_locked_<mode>): New.
3866 (store_conditional_<mode>): New.
3867 (sync_compare_and_swap<mode>): Replace with splitter.
3868 (sync_lock_test_and_set<mode>): Replace with splitter.
3869 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3871 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3872 is ics. Attribute isync.
3873 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3875 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3876 and UNSPECV_SYNC_OP.
3877 (emit_unlikely_jump): New.
3878 (emit_load_locked): New.
3879 (emit_store_conditional): New.
3880 (rs6000_split_compare_and_swap): New.
3881 (rs6000_split_lock_test_and_set): New.
3882 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3883 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3884 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3885 rs6000_split_lock_test_and_set): Declare.
3886 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3887 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3888 store_c, isync, sync.
3890 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3892 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3893 filenames to gtyp-gen.h.
3894 (s-typ-gen): Use it in place of for loops.
3896 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3898 * hooks.c (hook_bool_rtx_int_false): New function.
3899 * hooks.h (hook_bool_rtx_int_false): Declare.
3900 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3901 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3902 * target.h (struct gcc_target): Add commutative_p member.
3903 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3904 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3905 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3906 (pa_commutative_p): New function.
3907 * jump.c (target.h): Include.
3908 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3909 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3911 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3913 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3914 (s390_expand_setmem): New.
3915 * config/s390/s390.c: Likewise.
3916 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3918 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3919 general_operand. Call new function "s390_expand_setmem".
3920 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3921 ("setmem_long", "*setmem_long"): ... this.
3923 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3925 * config/s390/s390.c: (optimization_options): Enable
3926 TARGET_MVCLE at -Os.
3927 * doc/invoke.texi: Document changes in default behaviour.
3928 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3930 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3932 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3933 defined by back-end.
3935 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3937 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3938 all sets in the pattern.
3939 * config/rs6000/rs6000.md (stack_protect_testsi,
3940 stack_protect_testdi): Likewise.
3942 2005-07-06 Jeff Law <law@redhat.com>
3944 * tree-vrp.c (simplify_using_ranges): Kill.
3945 (vrp_finalize): Remove call to simplify_using_ranges.
3946 (simplify_stmt_using_ranges): New function extracted from
3947 simplify_using_ranges.
3948 (simplify_div_or_mod_using_ranges): Likewise.
3949 (simplify_abs_using_ranges): Likewise.
3950 (simplify_cond_using_ranges): New function.
3951 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3952 * tree-ssa-propagate.c (substitute_and_fold): Call
3953 simplify_stmt_using_ranges if we have range information.
3955 2005-07-06 James E. Wilson <wilson@specifixinc.com>
3957 * config/ia64/ia64.c (ia64_reorg): Check optimize before
3958 ia64_flag_schedule_isns2.
3960 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3961 reading/writing general registers.
3962 (ia64_function_arg): Revert 2005-06-18 change.
3964 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3966 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3967 (legitimize_tls_address): Use gcc_unreachable instead of abort.
3969 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
3971 * function.c (expand_function_end): Revert part of 2005-06-27
3972 patch. Do sjlj_emit_function_exit_after after return_label.
3974 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
3976 * doc/install.texi (--disable-libssp): New.
3978 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
3980 * doc/invoke.texi: Update -fforce-mem documentation.
3981 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3982 code for -fforce-mem.
3983 * expmed.c: (store_bit_field,store_fixed_bit_field,
3984 extract_bit_field): Ditto.
3985 * expr.c: (convert_move): Ditto.
3986 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3987 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3988 emit_conditional_add,expand_float,expand_fix): Ditto.
3989 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3990 (common_handle_option): Issue warning when -fforce-mem specified.
3992 2005-07-06 Paul Brook <paul@codesourcery.com>
3994 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3996 * configure: Regenerate.
3998 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4000 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4002 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4004 Fix PR tree-optimization/22319
4005 Fix PR tree-optimization/22140
4006 Fix PR tree-optimization/22310
4008 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4009 variable sized types.
4010 Use correct type for intermediate structure on *a = *b structure
4013 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4015 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4017 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4018 (machine_function): Move typedef to...
4019 * config/rs6000/rs6000.c (machine_function): ... here. Add
4020 varargs_save_offset field.
4021 (rs6000_stack_t): Remove varargs_size field.
4022 (setup_incoming_varargs): Allocate varargs save area using
4023 assign_stack_local, try to make it as small as possible.
4024 Save offset from virtual_stack_vars_rtx to the save area
4025 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4026 instead of magic 8 when fp word byte size is used.
4027 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4028 instead of -RS6000_VARARGS_SIZE.
4029 (rs6000_stack_info, debug_stack_info,
4030 rs6000_initial_elimination_offset): Remove all traces of
4032 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4033 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4034 RS6000_VARARGS_AREA.
4036 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4038 PR tree-optimization/21963
4039 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4040 constant_multiple_of in the same way get_computation_cost_at does.
4042 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4044 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4045 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4046 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4047 and return its previous value.
4048 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4049 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4051 (stack_protect_set, stack_protect_test): New expanders.
4052 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4053 stack_protect_testdi): New insns.
4054 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4055 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4057 2005-07-06 Jeff Law <law@redhat.com>
4059 * tree-ssa-dce.c (cfg_altered): New global.
4060 (tree_dce_init): Initialize cfg_altered.
4061 (remove_dead_stmt): If we remove an edge in the CFG, then set
4063 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4066 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4068 * Makefile.in (stamp-collect-ld): Use
4069 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4070 ./collect-ld if it already exists.
4071 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4072 Don't remove ./nm if it already exists.
4074 2005-07-05 Devang Patel <dpatel@apple.com>
4076 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4077 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4078 * tree-vectorizer.c (vect_loop_location): New.
4079 (vect_print_dump_info): Use vect_loop_location.
4080 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4081 (vectorize_loops): Set vect_loop_location.
4082 * tree-vect-analyze.c (vect_analyze_offset_expr,
4083 vect_determin_vectorization_factor, vect_analyze_operations,
4084 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4085 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4086 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4087 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4088 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4089 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4090 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4091 vect_analyze_loop): Adjust vect_print_dump_info API.
4092 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4093 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4094 vect_finish_stmt_generation, vectorizable_assignment,
4095 vectorizable_operation, vectorizable_store, vectorizable_load,
4096 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4097 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4098 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4099 vect_transform_loop): Same.
4100 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4101 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4104 2005-07-05 Randolph Chung <tausq@debian.org>
4106 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4107 * configure: Regenerate.
4108 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4109 (pa_tls_referenced_p): Declare.
4110 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4111 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4112 (legitimize_tls_address): New.
4113 (hppa_legitimize_address): Handle TLS addresses.
4114 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4115 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4116 (emit_move_sequence): Handle TLS addresses.
4117 (pa_encode_section_info): Call default handler to handle common
4119 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4120 (CONSTANT_ADDRESS_P): Reject TLS operands.
4121 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4122 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4123 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4124 (UNSPEC_TLSLE): Define new constants.
4125 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4126 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4127 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4128 (tie_symbolic_operand, tle_symbolic_operand): New
4130 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4132 * aclocal.m4: Update macros for autoconf 2.59 style.
4133 * configure.ac: Likewise.
4135 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4137 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4138 (function_arg): Pass small aggregates in general registers on 32-bit
4140 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4142 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4144 * Makefile.in (final.o): Fix dependencies.
4146 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4150 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4151 * langhooks.c (lhd_expr_to_decl): New.
4152 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4154 (LANG_HOOKS_INITIALIZER): Update.
4155 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4156 expr_to_decl langhook.
4157 * c-tree.h (c_expr_to_decl): Declare.
4158 * c-typeck.c (c_expr_to_decl): New.
4159 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4161 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4163 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4166 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4167 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4169 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4171 * Makefile.in: Adjust dependencies.
4172 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4173 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4174 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4175 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4176 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4177 rest_of_compilation.
4179 * bb-reorder.c (gate_duplicate_computed_gotos,
4180 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4181 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4182 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4183 pass_partition_blocks): New.
4184 * bt-load.c (gate_handle_branch_target_load_optimize,
4185 rest_of_handle_branch_target_load_optimize,
4186 pass_branch_target_load_optimize): New.
4187 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4189 * cfglayout.c (pass_insn_locators_initialize): New.
4190 * cfgrtl.c (pass_free_cfg): New.
4191 * combine.c (gate_handle_combine, rest_of_handle_combine,
4193 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4194 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4195 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4196 * except.c (pass_set_nothrow_function_flags,
4197 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4199 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4200 rest_of_handle_shorten_branches, pass_shorten_branches,
4201 rest_of_clean_state, pass_clean_state): New.
4202 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4203 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4204 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4206 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4207 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4208 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4209 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4211 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4212 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4213 pass_rtl_ifcvt, gate_handle_if_after_combine,
4214 rest_of_handle_if_after_combine, pass_if_after_combine,
4215 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4216 pass_if_after_reload): New.
4217 * integrate.c (pass_initial_value_sets): New.
4218 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4219 pass_purge_lineno_notes): New.
4220 * mode-switching.c (rest_of_handle_mode_switching,
4221 pass_mode_switching): New.
4222 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4223 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4225 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4226 pass_loop_optimize): New.
4227 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4229 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4231 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4232 pass_postreload_cse): New.
4233 * profile.c (gate_handle_profiling, pass_profiling,
4234 rest_of_handle_branch_prob, pass_branch_prob): New.
4235 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4236 pass_split_before_regstack, gate_handle_split_before_regstack,
4237 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4238 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4239 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4240 pass_stack_regs): New.
4241 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4242 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4243 pass_stack_adjustments): New.
4244 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4245 pass_regrename): New.
4246 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4247 pass_delay_slots, gate_handle_machine_reorg,
4248 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4249 * rtl.h (extern void purge_line_number_notes): New.
4250 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4251 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4253 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4255 * value-prof.c (gate_handle_value_profile_transformations,
4256 rest_of_handle_value_profile_transformations,
4257 pass_value_profile_transformations): New.
4258 * var-tracking.c (gate_handle_var_tracking,
4259 pass_variable_tracking): New.
4260 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4262 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4263 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4264 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4265 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4266 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4267 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4268 rest_of_handle_gcse2, rest_of_handle_regmove,
4269 rest_of_handle_tracer, rest_of_handle_if_conversion,
4270 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4271 rest_of_handle_web, rest_of_handle_branch_prob,
4272 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4273 rest_of_handle_jump_bypass, rest_of_handle_combine,
4274 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4275 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4276 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4277 rest_of_handle_mode_switching, rest_of_handle_jump,
4278 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4279 rest_of_handle_flow2, rest_of_handle_jump2,
4280 rest_of_handle_peephole2, rest_of_handle_postreload,
4281 rest_of_handle_shorten_branches, rest_of_clean_state,
4282 rest_of_compilation): Remove.
4284 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4285 * passes.c (dump_flags, in_gimple_form, all_passes,
4286 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4287 register_dump_files, next_pass_1, last_verified, execute_todo,
4288 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4289 from tree-optimize.c.
4290 (init_optimization_passes): Moved from tree-optimize.c,
4291 adding the RTL optimizations.
4292 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4293 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4294 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4295 register_dump_files, next_pass_1, last_verified, execute_todo,
4296 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4297 init_tree_optimization_passes, ipa_passes): Delete.
4298 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4300 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4301 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4303 (ipa_passes): Remove.
4304 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4305 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4306 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4307 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4308 (dump_info_p, dump_flag): Moved to tree-dump.h.
4310 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4312 * passes.c (finish_optimization_passes): Use dump_begin
4313 and dump_end, TDI_end.
4314 (gate_rest_of_compilation): New.
4315 (pass_rest_of_compilation): Use it.
4316 (gate_postreload, pass_postreload): New.
4317 * toplev.c (general_init): Rename init_tree_optimization_passes.
4318 * toplev.h (init_tree_optimization_passes): Rename to
4319 init_optimizations_passes.
4320 * tree-dump.c (dump_flag): Make static.
4321 (dump_files): Remove RTL dumps.
4322 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4323 pass_cleanup_cfg, pass_free_cfg_annotations,
4324 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4325 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4326 * tree-pretty-print.c: Include tree-pass.h.
4327 * cgraph.c: Include tree-dump.h.
4329 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4331 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4332 Only fall back to saying it points to readonly memory if
4335 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4337 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4338 * config/m32r/m32r.c (m32r_compute_frame_size,
4339 m32r_expand_prologue): Take current_function_profile into
4340 account whenever we reference
4341 current_function_uses_pic_offset_table.
4342 (m32r_finalize_pic): Remove.
4343 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4345 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4347 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4348 instead of $<. Don't remove ./as if it already exists.
4350 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4353 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4354 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4355 for complex modes when generating code for PA 1.0.
4356 (VALID_FP_MODE_P): New macro.
4357 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4358 sets for all general and floating point modes. Align wide floating
4359 point modes to even register boundaries to comply with architectural
4361 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4362 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4363 (VALID_FP_MODE_P): New macro.
4364 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4365 sets for all general and floating point modes. Align wide floating
4366 point modes to even register boundaries to comply with architectural
4369 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4371 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4374 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4376 * tree-ssa-structalias.c: Don't include expr.h.
4378 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4380 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4383 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4385 Fix PR tree-optimization/22279
4387 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4390 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4392 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4394 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4396 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4397 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4398 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4399 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4400 config/stormy16/stormy16.c, config/v850/v850.c,
4401 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4402 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4403 Avoid "." or "\n" at end of diagnostics and capital letters at
4404 start of diagnostics.
4405 * combine.c, cse.c: Don't translate dump file output.
4406 * toplev.c (print_version): Only translate output if going to
4409 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4411 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4412 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4415 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4417 * pa.c (fix_range): Fix typo in comment.
4419 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4421 * tree-vrp.c (extract_range_from_assert): Replace
4422 fold (build (...)) with fold_build2.
4424 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4426 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4427 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4428 (format_types_orig, handle_format_attribute): Add support for
4431 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4433 * varasm.c (assemble_variable): Fix format specifier thinko.
4435 2005-07-03 Ira Rosen <irar@il.ibm.com>
4437 PR tree-optimization/22029 (and 22135)
4438 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4439 a phi node before calling dump_vops.
4441 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4443 * tree-dump.h (dump_string_field): Declare.
4444 * tree-dump.c: Use it instead of dump_string.
4445 (dump_string_field): Make non-static.
4447 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4450 up the minimal CFG stuff always when optimize > 0. Call
4451 split_all_insns_noflow in PIC case if needed.
4453 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4454 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4457 * c-decl.c (c_write_global_declarations): Dump contents of
4459 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4460 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4461 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4462 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4465 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4467 * c-common.h (GCC_DIAG_STYLE): Define.
4468 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4469 version for format checking to 4.1.
4470 * c-format.c: Include toplev.h after c-common.h.
4471 (enum format_type): Add gcc_tdiag_format_type.
4472 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4473 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4474 (format_types_orig): Add gcc_tdiag.
4475 (init_dynamic_diag_info): Support gcc_tdiag formats.
4476 (handle_format_attribute): Likewise.
4477 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4478 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4479 version for format checking to 4.1.
4480 (warning0, warning, error, pedwarn, sorry): Use
4482 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4483 (finish_aliases_1): Do not use %qE.
4484 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4485 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4486 Correct format bugs.
4487 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4488 parameter to unsigned HOST_WIDE_INT.
4489 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4491 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4494 * expr.c (write_complex_part): Use adjust_address for MEM.
4495 (read_complex_part): Same.
4497 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4499 Fix PR tree-optimization/22280
4501 * tree-sra.c (generate_element_init): Remove useless loop.
4503 2005-07-02 Richard Henderson <rth@redhat.com>
4505 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4507 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4509 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4512 * fold-const.c (fold_binary): Handle the return value of
4513 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4514 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4516 2005-07-02 Jeff Law <law@redhat.com>
4518 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4519 a eliminate type conversion which feeds an equality comparison
4520 if the original type or either operand in the comparison is a
4523 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4525 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4526 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4528 * config/avr/avr.c: Do not use '`' as left quote.
4529 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4530 Remove "." from end of diagnostics. Make diagnostics start with
4533 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4534 Joseph S. Myers <joseph@codesourcery.com>
4536 * toplev.c (default_tree_printer): Handle setting location with
4538 * c-objc.common.c (c_tree_printer): Likewise.
4539 * c-format.c (gcc_diag_flag_specs): Add '+'.
4540 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4541 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4543 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4544 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4545 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4546 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4547 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4548 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4549 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4550 format arguments where %J is used without %D.
4552 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4554 * gcc.c (LINK_SSP_SPEC): Define.
4555 (link_ssp_spec): New variable.
4556 (LINK_COMMAND_SPEC): Add %(link_ssp).
4557 (static_specs): Add link_ssp_spec.
4558 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4559 * configure: Rebuilt.
4560 * config.in: Rebuilt.
4562 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4563 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4564 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4565 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4566 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4567 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4568 -0x7008(2) instead of reading __stack_chk_guard variable.
4569 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4571 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4572 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4573 if TARGET_THREAD_SSP_OFFSET is defined.
4574 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4575 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4578 2005-06-27 Richard Henderson <rth@redhat.com>
4579 * libgcc-std.ver (GCC_4.1.0): New.
4580 * libgcc.h (__stack_chk_guard): Declare.
4581 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4582 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4583 * mklibgcc.in (lib2funcs): Add them.
4585 2005-07-01 Richard Henderson <rth@redhat.com>
4587 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4588 void * before struct sigcontext *.
4589 (x86_fallback_frame_state): Likewise.
4591 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4593 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4595 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4598 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4599 we check for SSA_NAME for.
4601 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4603 Fix PR tree-optimization/22071
4605 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4607 (get_constraint_for_component_ref): Use it.
4609 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4612 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4613 print out the last new line.
4615 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4617 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4618 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4619 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4620 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4621 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4622 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4623 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4624 (enum reg_class): New member CC0_REGS.
4625 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4626 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4627 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4628 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4629 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4630 Adjust for register now described.
4632 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4635 * config/i386/i386.md (stack_protect_test_si,
4636 stack_protect_test_di): Add earlyclobber for scratch 3.
4637 * config/rs6000/rs6000.md (stack_protect_testsi,
4638 stack_protect_testdi): Add earlyclobber for scratch 3,
4639 remove earlyclobber from scratch 4.
4641 Older entries for 2005 can be found in ChangeLog-2005.
OSDN Git Service
