| blob | d32500786d616d0abeb3eb612287820753589112 |
1 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3 PR target/23473
4 * arm.md (arm_load_pic_register): Change argument to the mask of
5 saved registers. Call thumb_find_work_register if we need a
6 scratch register on Thumb.
7 (arm_expand_prologue): Pass empty register set to
8 arm_load_pic_register.
9 (thumb_expand_prologue): Pass live_regs_mask directly to
10 arm_load_pic_register.
11 * arm-protos.h (arm_load_pic_register): Update prototype.
13 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
15 * sh.c (find_sole_member): New function.
16 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
17 if the record's alignment is larger than the size of its only member.
19 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
21 PR target/23436
22 * arm.c (thumb_legitimize_reload_address): New function.
23 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
24 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
26 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
28 * config/crx/crx.c: Implement crx_decompose_address. Reject
29 symbolic displacements since CRX register relative adressing
30 mode can't handle unsigned 32-bit values as displacements.
31 * config/crx/crx.h: Simplify definitions, remove redundant
32 parenthesis and obsolete macros.
33 * config/crx/crx.opt: Add new switch for debugging addresses.
34 * config/crx/crx-protos.h: Add new declarations for above.
36 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
38 PR middle-end/20624
39 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
40 looking past it.
42 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * collect2.c (dup2): Delete.
45 * configure.ac: Don't check for dup2.
47 * config.in, configure: Regenerate.
49 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
51 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
52 record with the type of its only member.
54 2005-08-18 David Edelsohn <edelsohn@gnu.org>
56 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
57 define_insn_and_split.
58 (plus_ltu<mode>_compare): Same.
59 (gtu<mode>_compare): Same.
60 (plus_gtu<mode>_compare): Same.
62 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
64 PR tree-optimization/22228
65 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
66 todo_flags_start.
67 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
68 are recorded in vect_vnames_to_rename for renaming.
69 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
70 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
71 in vect_vnames_to_rename.
72 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
73 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
75 2005-08-18 Jan Hubicka <jh@suse.cz>
77 PR c++/22034
78 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
79 info only for local statics, not for member variables.
81 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
83 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
85 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
87 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
89 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
91 PR middle-end/16045
92 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
94 2005-08-17 James E Wilson <wilson@specifix.com>
96 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
97 array size check.
99 2005-08-17 David Edelsohn <edelsohn@gnu.org>
101 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
102 (leu<mode>_compare): Same.
103 (plus_leu<mode>): Same.
104 (neg_leu<mode>): Same.
105 (and_neg_leu<mode): Same.
106 (ltu<mode>_compare): Same.
107 (plus_ltu<mode>): Same.
108 (geu<mode>): Same.
109 (geu<mode>_compare): Same.
110 (plus_geu<mode>): Same.
111 (neg_geu<mode>): Same.
112 (and_neg_geu<mode>): Same.
113 (plus_gt<mode>): Same.
114 (gtu<mode>_compare): Same.
115 (plus_gtu<mode>): Same.
117 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
119 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
120 Move call_table_data to end. Delete spurious .text.
121 (callt_save_all_interrupt): Fix comment typo.
123 2005-08-17 James E Wilson <wilson@specifix.com>
124 Kevin Winchester <winchester@amirix.com>
126 PR target/21684
127 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
129 2005-08-17 Uros Bizjak <uros@kss-loka.si>
131 PR target/23268
132 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
133 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
135 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
137 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
138 record with the type of its only member if the modes don't match.
140 * varasm.c (decode_reg_name): Skip empty additional register names.
142 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
144 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
145 lsm_tmp_name_length): New.
146 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
147 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
149 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
150 Andreas Krebbel <krebbel1@de.ibm.com>
152 * config.gcc: Added z9-109 switch.
153 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
154 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
155 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
156 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
157 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
158 for "z9_109" cpu attribute.
159 * config/s390/s390.c (z9_109_cost): New processor cost structure.
160 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
161 (s390_handle_arch_option): Added z9-109 switch.
162 (override_options): Set respective cost function for z9-109.
163 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
164 (legitimate_reload_constant_p): Accept extended immediates.
165 (print_operand): Three new output modifiers added: k, m and o.
166 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
167 (s390_output_mi_thunk): Use extended immediate when possible.
168 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
169 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
170 (CONSTRAINT_LEN): Added length of O constraint.
171 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
172 * config/s390/s390.md ("cpu"): New value z9_109 added.
173 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
174 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
175 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
176 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
177 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
178 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
179 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
180 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
181 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
182 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
183 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
184 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
185 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
186 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
187 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
188 immediates.
189 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
190 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
191 insns for TARGET_EXTIMM.
193 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
195 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
197 2005-08-17 Nick Clifton <nickc@redhat.com>
199 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
200 Call default_encode_section_info.
202 2005-08-17 Steven Bosscher <stevenb@suse.de>
204 PR tree-optimization/21574
205 * tree-ssa-ccp.c (likely_value): If the right hand side is a
206 constant, return CONSTANT.
207 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
208 (ccp_fold, visit_assignment): Likewise.
209 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
211 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
213 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
214 fold_buildN instead of buildN then fold_initializer or fold.
215 (build_unary_op): Likewise.
216 (build_binary_op): Likewise.
217 * fold-const.c (fold_initializer): Remove.
218 (fold_build1_initializer): New function.
219 (fold_build2_initializer): New function.
220 (fold_build3_initializer): New function.
221 * tree.h (fold_initializer): Remove.
222 (fold_build1_initializer): New function.
223 (fold_build2_initializer): New function.
224 (fold_build3_initializer): New function.
226 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
228 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
229 (try_move_mult_to_index): Call fold_build2 instead of build2.
230 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
231 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
232 fold_binary_to_constant.
233 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
234 fold (build.
235 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
236 check if A == gcd (A, B). Remove TYPE argument.
237 (analyze_offset) Use fold_build2 instead of fold (build.
238 (create_data_ref): Likewise.
239 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
240 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
241 then fold.
243 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
245 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
246 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
248 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
250 PR tree-opt/23402
251 * gimplify.c (zero_sized_type): New function.
252 (gimplify_modify_expr_rhs): If we have a zero sized type,
253 replace the statement with an empty statement.
255 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
257 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
258 fxsave.
260 2005-08-16 Ian Lance Taylor <ian@airs.com>
262 * doc/tm.texi (Label Output): Correct typo.
264 2005-08-16 Steven Bosscher <stevenb@suse.de>
266 PR target/23376
267 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
268 force_operand will work later on using have_insn_for.
270 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
272 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
274 2005-08-16 Ian Lance Taylor <ian@airs.com>
276 PR c++/23337
277 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
278 vector type, don't try to construct it element by element. Add an
279 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
281 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
283 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
285 2005-08-16 Geoffrey Keating <geoffk@apple.com>
287 * doc/invoke.texi (Precompiled Headers): Document some more options
288 which are known to be safe.
290 2005-08-16 James E Wilson <wilson@specifix.com>
292 PR tree-optimization/21105
293 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
294 TREE_OVERFLOW check.
296 2005-08-16 David Edelsohn <edelsohn@gnu.org>
298 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
299 (neg_ltu<mode>): Same.
300 (gtu<mode>): Same.
301 (neg_gtu<mode>): Same.
303 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
305 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
306 (fold_builtin_isdigit): Use fold_buildN.
307 (build_function_call_expr): Likewise.
308 * c-typeck.c (c_finish_loop): Likewise.
310 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
311 Richard Shann <rshann@superh.com>
313 PR middle-end/20396:
314 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
316 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
318 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
320 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
322 PR target/23355
323 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
324 arm_compure_save_reg0_reg12_mask to determine when the PIC register
325 must be saved.
327 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
329 PR middle-end/23369
330 * fold-const.c (build_range_check): Disable optimization for function
331 pointer expressions on targets that require function pointer
332 canonicalization.
334 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
336 * simplify-rtx.c (simplify_const_relational_operation): When
337 extracting arguments of a COMPARE, recompute the mode as well.
339 2005-08-15 Ian Lance Taylor <ian@airs.com>
341 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
343 2005-08-15 DJ Delorie <dj@redhat.com>
345 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
346 the stack.
347 (movsi_splittable): Allow, but split, moves to the stack.
348 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
349 stack.
351 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
353 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
354 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
355 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
357 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
358 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
359 Delete HOST_PTR_PRINTF.
361 * configure, config.in: Regenerate.
363 2005-08-15 David Edelsohn <edelsohn@gnu.org>
365 * config/rs6000/rs6000.md (QHSI): New mode macro.
366 (wd): Extend mode attr for QImode and HImode
367 (dbits): New mode attr.
368 (zero_extend<mode>di2): Convert to mode macro.
370 2005-08-15 Steve Ellcey <sje@cup.hp.com>
372 PR target/21841
373 * doc/invoke.texi (-mgnu-ld): Update description.
374 (-mhp-ld): Ditto.
376 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
378 PR 23391
379 * Makefile.in (tree-chrec.o): Depends on real.h.
380 * tree-chrec.c: Include real.h.
381 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
382 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
383 * tree-scalar-evolution.c (add_to_evolution_1,
384 interpret_rhs_modify_expr): Ditto.
386 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
388 PR 23386
389 * tree-data-ref.c (estimate_niter_from_size_of_data): When
390 step is negative compute the estimation from init downwards to zero.
392 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
394 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
396 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
398 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
399 constraint.
400 (legitimate_reload_constant_p): Fix handling of lliXX operands.
401 Accept double-word constants that can be split.
402 * config/s390/s390.md ("movti"): Use 'P' constraint.
403 ("*movdi_31", "*movdf_31"): Likewise.
405 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
407 Fix PR tree-optimization/22615
409 * tree-ssa-structalias.c (solution_set_add): Handle
410 first_vi_for_offset returning NULL.
411 (do_da_constraint): Ditto.
412 (do_sd_constraint): Ditto.
413 (do_ds_constraint): Ditto
414 (find_func_aliases): Ditto.
415 (build_constraint_graph): RHS is allowed be ANYTHING.
416 (first_vi_for_offset): Return NULL if we couldn't find anything at
417 the offset.
419 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
421 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
422 over memory as first operand.
424 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
426 PR target/23360
427 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
428 available for setting it.
430 2005-08-14 Ira Rosen <irar@il.ibm.com>
432 PR tree-optimization/23320
433 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
434 data-refs' types instead of base object nullness. Add check for
435 pointer type data-refs before first location comparison. Remove
436 assert.
438 2005-08-14 Andreas Schwab <schwab@suse.de>
440 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
442 2005-08-13 James E Wilson <wilson@specifix.com>
444 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
445 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
446 -fstack-protector-all, --param ssp-buffer-size): Document.
447 (-Wvariadic-macros): Alphabetize.
448 (-fsched-stalled-insns-dep): Add missing 'f'.
450 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
451 macros.
453 2005-08-13 David Edelsohn <edelsohn@gnu.org>
455 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
456 or indirect address operand.
457 (EXTRA_ADDRESS_CONSTRAINT): New.
458 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
460 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
462 PR tree-optimization/22236
463 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
464 successors and predecessors.
465 * tree-chrec.c (chrec_convert): Before converting, check that
466 sequences don't wrap.
467 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
468 (analyze_array): Extern.
469 (find_data_references_in_loop): Remove call to
470 compute_estimated_nb_iterations.
471 * tree-data-ref.h (analyze_array): Declared.
472 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
473 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
474 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
475 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
476 condition.
477 * tree-ssa-loop-ivcanon.c: Fix documentation.
478 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
479 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
480 (infer_loop_bounds_from_undefined): New.
481 (estimate_numbers_of_iterations_loop): Use
482 infer_loop_bounds_from_undefined.
483 (used_in_pointer_arithmetic_p): New.
484 (scev_probably_wraps_p): Pass an extra parameter. Call
485 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
486 (convert_step): Fix documentation.
487 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
488 Use initial_condition_in_loop_num and evolution_part_in_loop_num
489 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
490 scev_probably_wraps_p.
492 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
494 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
495 (s390_register_info): Ignore clobbered_regs information for fixed
496 registers, and only fixed registers.
497 (s390_init_frame_layout): Remove redundant call.
499 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
501 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
502 description of -Wold-style-casts.
504 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
505 Jakub Jelinek <jakub@redhat.com>
507 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
508 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
509 * config/s390/s390.c (print_operand): New output modifier 'G' added.
510 (get_thread_pointer): Renamed to s390_get_thread_pointer.
511 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
512 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
513 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
514 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
515 ("stack_protect_set", "stack_protect_test"): New expanders.
516 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
517 "stack_protect_testdi"): New insn definitions.
519 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
521 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
523 2005-08-12 Paul Brook <paul@codesourcery.com>
525 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
527 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
529 * config/s390/predicates.md (setmem_operand): New predicate.
530 (shift_count_operand): Accept ANDs with special constants as
531 operand.
532 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
533 with special constants.
534 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
535 shift_count_operand with setmem_operand.
537 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
539 * config/s390/s390.c (s390_extract_part, s390_single_part):
540 Type cast added.
541 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
542 (s390_output_mi_thunk): Don't use lg on 31 bit.
543 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
544 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
546 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
548 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
549 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
550 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
551 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
552 with one of the new macros.
554 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
556 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
557 Don't set save_return_addr_p.
558 (s390_register_info): Make clobbered_regs not depending on
559 save_return_addr_p.
561 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
563 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
564 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
566 2005-08-11 James E. Wilson <wilson@specifix.com>
568 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
570 2005-08-11 Jakub Jelinek <jakub@redhat.com>
572 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
573 locations gathered by var-tracking in single entry loc_list
574 over loc_descriptor_from_tree.
576 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
577 pass it down to loc_descriptor.
578 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
579 (containing_function_has_frame_base): Move earlier in the file.
580 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
581 instead of always assuming fbreg can't be used.
583 2005-08-11 David Edelsohn <edelsohn@gnu.org>
585 * config/rs6000/altivec.md: Change constraint "m" to "Z".
586 * config/rs6000/predicates.md (indexed_or_indirect_operand):
587 Accept address wrapped in AND for Altivec.
588 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
589 Strip AND wrapping offset address for Altivec.
591 2005-08-11 Richard Henderson <rth@redhat.com>
593 PR middle-end/23312
594 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
595 before using TYPE_IS_SIZETYPE.
597 2005-08-11 Richard Henderson <rth@redhat.com>
599 PR target/22225
600 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
601 insn types not present on ev4.
602 (alphaev5_insn_pipe): Similarly.
604 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
606 PR target/23250
607 * arm.c (arm_override_options): If the user has selected callee-super-
608 interworking, then enable normal interworking.
610 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
612 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
613 redefinition.
615 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
617 * doc/rtl.texi: Fix two typos.
619 2005-08-11 Richard Guenther <rguenther@suse.de>
621 PR target/23289
622 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
623 cases where we call to/from functions returning void.
625 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
627 PR c++/23225
628 * tree.c (build_pointer_type_for_mode): Robustify.
630 2005-08-10 James E Wilson <wilson@specifix.com>
632 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
633 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
635 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
636 "cum->".
638 2005-08-10 Eric Christopher <echristo@apple.com>
640 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
641 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
642 V2DFmode.
644 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
646 PR target/21887
647 * config/darwin.c (machopic_indirect_data_reference): Use a new register
648 for the high part when generating dynamic-no-pic code.
650 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
652 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
653 (x86_64-*-linux*): Likewise.
655 * config/i386/crtfastmath.c: New file.
656 * config/i386/t-crtfm: Likewise.
658 * config/i386/linux.h (ENDFILE_SPEC): New.
659 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
661 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
662 crtfastmath.o.
664 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
666 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
667 (vec_shl, vec_shr): Document new operations.
668 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
670 2005-08-10 David Edelsohn <edelsohn@gnu.org>
672 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
673 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
674 change predicate to indexed_or_indirect_address.
676 2005-08-10 Richard Sandiford <richard@codesourcery.com>
678 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
679 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
680 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
681 and __aeabi_uwrite8.
682 * config/arm/unaligned-funcs.c: New file.
683 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
685 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
687 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
688 Add dump.
689 * cfglayout.c (pass_insn_locators_initialize): Add dump.
690 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
691 Add dump.
692 * except.c (pass_convert_to_eh_region_ranges): Add dump.
693 * final.c (pass_shorten_branches): Add dump.
694 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
695 (pass_life): Rename dump.
696 (rest_of_handle_flow2): Remove initial verify_flow_info.
697 * function.c (pass_instantiate_virtual_regs): Add dump.
698 * integrate.c (pass_initial_value_sets): Add dump.
699 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
700 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
701 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
702 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
703 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
704 gate_rtl_unrool_and_peel_loops): New.
705 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
706 rtl_doloop): Do not look at flags.
707 * mode-switching.c (pass_mode_switching): Add dump.
708 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
709 pass_split_before_regstack): Add dump.
710 * regmove.c (pass_stack_adjustments): Add dump.
711 * tree-optimize.c (pass_fixup_cfg): Add dump.
713 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
715 PR 23309
716 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
717 deciding which instruction sequence to use.
719 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
721 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
722 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
724 2005-08-09 Richard Guenther <rguenther@suse.de>
726 * c-common.c (builtin_function_2): Remove.
727 (def_builtin_1): New function.
728 (c_common_nodes_and_builtins): Use def_builtin_1 to
729 build builtin functions.
731 2005-08-09 Jie Zhang <jie.zhang@analog.com>
733 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
734 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
735 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
736 Visual DSP.
738 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
740 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
741 fold_binary instead of fold_build2 since we don't care about the
742 resulting tree.
743 (loop_niter_by_eval): Likewise.
744 (compare_trees): Likewise.
745 (proved_non_wrapping_p): Likewise.
747 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
749 PR c/23161
750 PR c/23165
751 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
752 if the if is really empty.
754 2005-08-09 Steven Bosscher <stevenb@suse.de>
756 PR tree-optimization/23234
757 * tree-ssa-math-opts.c (place_reciprocal): New enum.
758 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
759 argument of the new enum.
760 (execute_cse_reciprocals): Add reciprocals for function arguments
761 on the unique successor edge of the entry block. Update other calls
762 to execute_cse_reciprocals_1.
764 2005-08-08 Richard Henderson <rth@redhat.com>
766 PR 22439
767 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
769 2005-08-08 Bob Wilson <bob.wilson@acm.org>
771 * expr.c (write_complex_part): Return after handling MEM.
773 2005-08-08 Josh Conner <jconner@apple.com>
775 PR rtl-optimization/23241
776 * combine.c (simplify_comparison): Fix error in determining
777 whether to lift a subreg from comparison.
779 2005-08-08 David Edelsohn <edelsohn@gnu.org>
781 PR target/18506
782 * config/rs6000/altivec.md (vec_init<mode>): New.
783 (vec_set<mode>): New.
784 (vec_extract<mode>): New.
785 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
786 (rs6000_expand_vector_set): New.
787 (rs6000_expand_vector_extract): New.
788 (rs6000_legitimate_offset_address_p): Offset addresses are valid
789 for Altivec modes before reload.
790 (altivec_expand_vec_init_builtin): New.
791 (get_element_number): New.
792 (altivec_expand_vec_set_builtin): New.
793 (altivec_expand_vec_ext_builtin): New.
794 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
795 builtins.
796 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
797 builtins.
798 * config/rs6000/rs6000.h (rs6000_builtins): Add
799 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
800 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
801 * config/rs6000/rs6000-protos.h: Declare new functions.
803 2005-08-08 Jan Hubicka <jh@suse.cz>
805 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
806 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
807 * i386.md (movdi*): Use pic_32bit_operand.
808 * predicates.md (pic_32bit_operand): New.
810 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
812 PR c++/21166
813 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
815 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
817 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
818 (test_for_singularity): Use fold_build2.
820 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
822 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
824 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
826 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
827 (COMMON_ASM_OP) Define.
828 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
829 (ix86_encode_section_info): Likewise.
830 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
831 SUBTARGET_ENCODE_SECTION_INFO.
833 2005-08-06 Richard Henderson <rth@redhat.com>
835 PR 21894
836 * tree-nested.c (convert_local_reference): Save and restore val_only
837 around component_ref and friends. Clear walk_subtrees by default.
839 2005-08-06 Peter O'Gorman <peter@pogma.com>
841 PR 21366
842 * gcc.c (process_command): Check the argument to -b has a dash.
843 * doc/invoke.texi: Update -b and -V docs.
845 2005-08-06 James E Wilson <wilson@specifix.com>
847 * config/mips/cross64.h, config/mips/t-cross64: Delete.
849 2005-08-06 Michael Matz <matz@suse.de>
851 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
852 member only if only one insn is associated with the value.
854 2005-08-06 Nick Clifton <nickc@redhat.com>
856 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
857 New define.
858 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
859 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
860 Check symbol flags instead of symbol name mangling.
861 (xstormy16_asm_output_aligned_common): Likewise. Also
862 simplify code since the bss100_section cass is the only case
863 where the below100 code will be triggered.
864 (xstormy16_encode_section_info): Encode below100 attribute
865 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
866 the name.
867 (xstormy16_strip_name_encoding): Delete - this function is no
868 longer needed.
869 (TARGET_STRIP_NAME_ENCODING): Undefine.
870 * config/stormy16/stormy16-protos.h: Delete prototype for
871 xstormy16_strip_name_encoding.
873 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
875 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
876 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
877 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
878 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
879 config/alpha/predicates.md, config/arc/arc.h,
880 config/arm/arm.h, config/arm/ieee754-df.S,
881 config/arm/ieee754-sf.S, config/bfin/bfin.c,
882 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
883 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
884 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
885 config/m68hc11/m68hc11.h, config/mips/mips.c,
886 config/mips/mips.h, config/mips/openbsd.h,
887 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
888 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
889 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
890 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
891 config/sparc/linux.h, config/sparc/linux64.h,
892 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
893 doc/extend.texi, doc/gcov.texi, doc/install.texi,
894 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
895 typos. Follow spelling conventions.
897 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
899 PR c/23113
900 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
901 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
902 specially. Check for side effects only for COND_EXPR.
903 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
904 return with TREE_NO_WARNING.
906 2005-08-06 Richard Sandiford <richard@codesourcery.com>
908 PR rtl-optimization/23233
909 * loop.c (combine_movables): Require the modes to be the same.
910 (move_movables): Remove handling of cases where the replacement
911 had a different mode to the original.
913 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
915 PR tree-optimization/23128
916 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
917 subtraction wrap, and set TREE_OVERFLOW if they do.
919 2005-08-05 Richard Henderson <rth@redhat.com>
921 PR 21728
922 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
923 FORCED_LABEL labels.
925 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
927 PR middle-end/23135
928 * reload.c (find_reloads_subreg_address): Pass down TYPE
929 unchanged. Change all callers except find_reloads_toplev.
931 2005-08-05 Michael Matz <matz@suse.de>
933 * genattrtab.c (current_alternative_string): Remove.
934 (SIMPLIFY_ALTERNATIVE): Ditto.
935 (attr_alt_bit_p): Ditto.
936 (alternative_name): Make const char *.
937 (evaluate_eq_attr): Remove use of above things.
938 (simplify_test_exp): Ditto.
939 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
940 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
942 2005-08-04 James E Wilson <wilson@specifix.com>
944 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
945 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
946 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
947 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
948 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
950 2005-08-04 Richard Henderson <rth@redhat.com>
952 PR 21529
953 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
954 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
955 * tree-sra.c (decide_block_copy): Use it. Disable element copy
956 if we'd have to instantiate too many members.
958 2005-08-04 Richard Henderson <rth@redhat.com>
960 PR 21291
961 * tree-outof-ssa.c (coalesce_asm_operands): New.
962 (coalesce_ssa_name): Use it. Split out ...
963 (coalesce_phi_operands, coalesce_result_decls): ... these.
965 2005-08-04 Paul Brook <paul@codesourcery.com>
967 * read-rtl.c (read_quoted_string): Break if EOF.
969 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
971 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
972 (fold_build2): Likewise.
973 (fold_build3): Likewise.
974 (fold_build1_stat): New function prototype.
975 (fold_build2_stat): Likewise.
976 (fold_build3_stat): Likewise.
977 * fold-const.c (fold_build1): Rename to ..
978 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
979 through to build1_stat.
980 (fold_build2): Rename to ..
981 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
982 through to build2_stat.
983 (fold_build3): Rename to ..
984 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
985 through to build3_stat.
987 2005-08-04 David Edelsohn <edelsohn@gnu.org>
988 Ian Lance Taylor <ian@airs.com>
990 * function.c (assign_stack_local_1): Do not correct stack slot
991 address if allocation size is smaller than mode size.
993 2005-08-04 Diego Novillo <dnovillo@redhat.com>
995 PR 22037
996 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
997 (tree_merge_blocks): Propagate anything allowed by
998 may_propagate_copy.
999 Clarify documentation.
1000 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1001 SSA form, schedule an update if necessary.
1003 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1005 * doc/install.texi (Binaries): Remove broken link to
1006 Sinix/Reliant Unix binaries.
1008 2005-08-03 Richard Henderson <rth@redhat.com>
1010 PR 23221
1011 * function.c (stack_protect_epilogue): Export.
1012 * tree.h (stack_protect_epilogue): Declare.
1013 * calls.c (expand_call): Call it.
1015 2005-08-03 Eric Christopher <echristo@apple.com>
1017 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1018 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1019 spec.
1021 2005-08-04 Jan Hubicka <jh@suse.cz>
1023 * profile.c (branch_prob): Split edges with goto locus on them
1024 to get proper line counts.
1025 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1027 2005-08-03 Paul Brook <paul@codesourcery.com>
1029 * function.c (assign_parms): Round current_function_args_size
1030 to PARM_BOUNDARY, not STACK_BOUNDARY.
1032 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1034 * config/i386/i386.c (x86_elf_aligned_common)
1035 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1037 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1039 PR tree-optimization/23157
1040 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1041 before emitting them.
1043 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1045 PR tree-optimization/19899
1046 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1047 * tree-scalar-evolution.c: Include real.h.
1048 (add_to_evolution): Build constant -1 of correct type.
1050 2005-08-03 Jan Hubicka <jh@suse.cz>
1052 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1053 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1054 profile updating for complette unrolling.
1055 * loop-unroll.c (peel_loop_completely): Use it.
1056 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1057 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1058 loops.
1060 2005-08-03 Paul Brook <paul@codesourcery.com>
1062 * combine.c (can_change_dest_mode): New function.
1063 (try_combine, simplify_set): Use it.
1065 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1067 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1068 TFmode to BLKmode.
1070 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1072 * doc/install.texi (Specific): Adjust link to openavr.org.
1073 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1074 (Binaries): Adjust HP-UX Porting Center link.
1075 (Binaries): Adjust Free Software Foundation ordering link.
1077 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1079 * convert.c (convert_to_integer): Use fold_build1 instead of
1080 build1 when converting an integer to an integer.
1082 2005-08-02 Richard Henderson <rth@redhat.com>
1084 * combine.c (combine_instructions): Don't use reg_equal/equiv
1085 results if the mode doesn't match.
1087 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1089 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1090 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1092 2005-08-02 Richard Henderson <rth@redhat.com>
1094 PR 23196
1095 * explow.c (memory_address): Remove special-case for
1096 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1098 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1100 PR 23164
1101 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1102 number of calls to cleanup_tree_cfg_1.
1104 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1106 * doc/invoke.texi: document file extensions .F90 and .F95
1108 2005-08-02 Richard Guenther <rguenther@suse.de>
1110 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1111 positive if its first argument is positive.
1113 2005-08-02 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/23177
1116 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1117 on TMR_TAG.
1119 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1121 PR tree-optimization/23129
1122 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1123 varying for divisions with anti-ranges.
1125 2005-08-02 Jan Hubicka <jh@suse.cz>
1127 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1128 * tree-ssa-threadupdate.c (thread_block): Add it here.
1130 2005-08-01 James E Wilson <wilson@specifix.com>
1132 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1133 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1134 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1135 New.
1136 * config/mips/predicates.md (const_call_insn_operand): Add check for
1137 SYMBOL_REF_LONG_CALL_P.
1138 * doc/extend.texi (long_call): Document the new attribute.
1140 2005-08-01 Ian Lance Taylor <ian@airs.com>
1141 Richard Henderson <rth@redhat.com>
1143 * Makefile.in (RTL_BASE_H): Add real.h.
1144 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1145 instead of memcpy.
1146 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1147 directly.
1148 * rtl.c (rtl_check_failed_code_mode): New.
1149 * rtl.h (struct rtx_def): Add u.rv.
1150 (XCMWINT, XCNMPRV): New.
1151 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1152 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1154 2005-08-01 Richard Henderson <rth@redhat.com>
1156 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1157 with auto-inc codes.
1159 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1161 2005-08-01 Jan Hubicka <jh@suse.cz>
1163 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1164 * i386.c: Include dwarf2.h
1165 (asm_preferred_eh_data_format): New.
1166 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1168 2005-08-01 Ian Lance Taylor <ian@airs.com>
1170 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1171 randomize_va_space for virtual address randomization control.
1173 2005-08-01 Steven Bosscher <stevenb@suse.de>
1175 * common.opt (flag_ipa_cp): Put in right place to maintain
1176 alphabetic sort.
1178 2005-08-01 Jan Hubicka <jh@suse.cz>
1180 * profile.c (compute_value_histograms): Fix thinko.
1181 * value-prof.c: Include toplev.h
1182 (check_counter): New function.
1183 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1184 tree_mod_subtract_transform): Add sanity check.
1186 2005-08-01 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/23133
1189 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1190 current functions parameter decls to find defs to cse
1191 reciprocals of.
1193 2005-08-01 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/23109
1196 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1197 If trapping math is in effect, use post-dominator information
1198 to check if we'd in any case reach a trapping point before
1199 doing the reciprocal insertion.
1200 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1201 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1202 expressions are invariant only if trapping math is not in effect.
1204 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1206 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1207 cgraph_function_versioning): New declarations.
1208 * cgraphunit.c: Add include to ipa-prop.h.
1209 (update_call_expr, cgraph_copy_node_for_versioning,
1210 cgraph_function_versioning): New functions.
1211 * integrate.c (copy_decl_for_inlining): Remove.
1212 * ipa-prop.h (ipa_replace_map): New struct.
1213 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1214 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1215 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1216 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1217 ipcp_iterate_stage, ipcp_method_scale_print,
1218 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1219 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1220 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1221 ipcp_update_bb_counts, ipcp_update_profiling,
1222 ipcp_update_edges_counts): New functions.
1223 (ipcp_method_cval_init): Remove restriction regarding local methods.
1224 (ipcp_init_stage): Add ipcp_method_compute_scale.
1225 (ipcp_insert_stage): Add versioning.
1226 (ipcp_structures_print): Add ipcp_method_scale_print.
1227 (ipcp_driver): Dump profiling info.
1228 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1229 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1230 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1231 (struct inline_data): Add versioning_p, ipa_info, new fields.
1232 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1233 declare_return_variable): Replace calls to copy_decl_for_inlining with
1234 copy_decl_for_dup.
1235 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1236 versioning support.
1237 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1238 Add argument VERSIONING.
1239 (copy_arguments_for_versioning, copy_static_chain,
1240 function_versionable_p, tree_versionable_function_p,
1241 tree_function_versioning, replace_ref_tree): New functions.
1242 * tree-inline.h: Include varray.h.
1243 (tree_versionable_function_p, tree_function_versioning,
1244 tree copy_decl_for_dup): New declarations.
1246 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1248 * ipa-cp.c: New file. Contains IPCP specific functionality.
1249 * ipa-prop.h: New file. Contains structures/definitions that can be
1250 used by several interprocedural data flow optimizations (and also IPCP).
1251 * ipa-prop.c: New file.
1252 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1253 * common.opt: Add ipa-cp flag.
1254 * timevar.def: Add IPCP optimization.
1255 * tree-optimize.c (init_tree_optimization_passes): Schedule
1256 pass_ipa_cp.
1257 * tree-pass.h (pass_ipa_cp): Declare.
1259 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1261 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1262 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1263 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1264 config/i386/i386.c, config/mips/mips.h,
1265 config/rs6000/rs6000.h, config/sh/sh.c,
1266 config/stormy16/stormy16.c: Fix comment typos.
1268 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1270 PR c/22311
1271 * c-typeck.c (build_binary_op): Use common_type wrapper on
1272 shortened types.
1273 (common_type): Update comment.
1275 2005-07-31 Steven Bosscher <stevenb@suse.de>
1277 PR target/23095
1278 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1279 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1280 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1282 2005-07-31 Jan Hubicka <jh@suse.cz>
1284 * pretty-print.h (pp_widest_integer): New macro.
1285 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1286 counts.
1288 2005-07-31 Jan Hubicka <jh@suse.cz>
1290 * output.h (enum section_category): Export from varasm.c
1291 (categorize_decl_for_section): Likewise.
1292 * varasm.c (enum section_category): Kill.
1293 (categorize_decl_for_section): Make global.
1294 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1295 Declare.
1296 * i386.c (ix86_section_threshold): New static variable.
1297 (ix86_in_large_data_p, ix86_encode_section_info,
1298 x86_64_elf_unique_section,
1299 x86_64_elf_select_section): New functions.
1300 (TARGET_ENCODE_SECTION_INFO): Define
1301 (override_options): Enable medium model for PIC.
1302 (ix86_expand_prologue): Expand gen_set_got_rex64.
1303 (legitimate_constant_p): Handle new UNSPECs.
1304 (legitimate_pic_address_disp_p): Likewise.
1305 (legitimize_pic_address): Lower MEDIUM model addressing.
1306 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1307 (enum cmodel): Add MEDIUM_PIC.
1308 (SYMBOL_REF_FAR_ADDR_P): New macro.
1309 (SYMBOL_FLAG_FAR_ADDR): New flag.
1310 * i386.md (movdi): Support medium model.
1311 (set_got_rex64): New pattern.
1312 * i386.opt (mlarge-data-threshold): New flag.
1313 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1314 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1315 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1316 TARGET_ASM_UNIQUE_SECTION): New.
1318 * invoke.texi (-mlarge_data_threshold): Document
1320 2005-07-31 Jan Hubicka <jh@suse.cz>
1322 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1323 (coalesce_vars): Likewise.
1324 * tree-ssa-live.c (coalesce_cost): New.
1325 (build_tree_conflict_graph): Use coalesce_cost.
1326 * tree-ssa-live.h (coalesce_cost): Declare.
1328 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1330 * arm.md (all peepholes for post-increment operations): Delete.
1331 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1332 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1333 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1334 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1335 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1337 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1339 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1340 non-integral types.
1342 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1344 PR target/22582
1345 * doc/invoke.texi: Document -rdynamic.
1347 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1349 PR c/23143
1350 * c-parser.c (c_parser_parms_list_declarator): Call
1351 mark_forward_parm_decls.
1352 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1353 decls with visibility structure.
1355 2005-07-30 Paul Brook <paul@codesourcery.com>
1357 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1359 2005-07-30 Paul Brook <paul@codesourcery.com>
1361 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1362 prototype.
1363 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1364 value for mode.
1365 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1367 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1369 PR c/529
1370 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1371 nested function declarators.
1372 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1373 (grokparms): Call warn_if_shadowing for parameters used within the
1374 parameter list.
1375 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1376 not used within the parameter list.
1377 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1379 2005-07-30 Jan Hubicka <jh@suse.cz>
1381 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1382 * i386.c (ix86_fixup_binary_operands): Likewise.
1383 (ix86_expand_unary_operator): Likewise.
1384 (ix86_expand_fp_absneg_operator): Likewise.
1385 * optabs.c (expand_vec_cond_expr): Validate dest.
1387 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1389 PR c/21720
1390 * real.c (real_from_string): Also set last bit if there is a
1391 nonzero hex digit beyond GCC's internal precision after ".".
1393 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1395 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1396 define_constants. Change duplicate values to unassigned numbers.
1397 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1398 (*altivec_vspltsf): New.
1399 (altivec_vperm_v4sf): Delete.
1400 (altivec_vperm_<mode>): Use mode macro V.
1401 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1402 (altivec_predicate_v4sf): Delete.
1403 (altivec_predicate_<mode>): Use mode macro V.
1404 (*altivec_lvesfx): New.
1405 (*altivec_stvesfx): New.
1406 (vec_realign_load_v4sf): Delete.
1407 (vec_realign_load_<mode>): Use mode macro V.
1408 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1409 UNSPECV_SET_VRSAVE.
1411 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1413 PR bootstrap/23131
1414 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1415 string.
1416 * configure: Regenerated.
1418 2005-07-29 Paul Brook <paul@codesourcery.com>
1420 * doc/install.texi: Add link to GFortran binaries wiki page.
1422 2005-07-29 David Ung <davidu@mips.com>
1424 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1425 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1426 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1427 * config/mips/mips.md (cpu): Add 5kf name.
1428 (includes): Includes 5k.md.
1429 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1430 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1431 -march flag.
1433 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1435 PR 22550
1436 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1437 (cleanup_tree_cfg): ... here.
1438 Call cleanup_tree_cfg_1 until there are no more cleanups to
1439 do.
1441 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1443 * tree-vrp.c (compare_range_with_value): Return true or false
1444 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1445 EQ_EXPR respectively.
1447 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1449 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1450 Fix comment typos.
1452 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1454 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1455 (tree_ssa_dominator_optimize): Increment it.
1456 (dump_dominator_optimization_stats): Print it.
1458 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1459 Steven Bosscher <stevenb@suse.de>
1461 PR rtl-optimization/23117
1462 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1463 when head == tail. Tidy comment.
1465 2005-07-28 Richard Henderson <rth@redhat.com>
1467 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1468 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1469 * jump.c (rtx_renumbered_equal_p): Likewise.
1470 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1471 CONST_INT and CONST_DOUBLE.
1472 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1473 * reload.c (operands_match_p): Special case CONST_INT and
1474 CONST_DOUBLE; check mode earlier.
1476 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1478 PR c/22240
1479 * c-typeck.c (convert_for_assignment): Do not check
1480 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1482 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1484 PR c/22192
1485 * c-typeck.c (composite_type): Prefer constant size arrays to
1486 VLAs.
1488 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1490 PR c/21720
1491 * real.c (real_from_string): Set last bit if there is a nonzero
1492 hex digit beyond GCC's internal precision.
1494 2005-07-28 Richard Henderson <rth@redhat.com>
1496 PR rtl-opt/22619
1497 * cfgcleanup.c (try_forward_edges): Watch out for end of
1498 insn chain.
1500 2005-07-28 James E Wilson <wilson@specifixinc.com>
1502 PR c/23106
1503 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1505 2005-07-28 Jan Hubicka <jh@suse.cz>
1507 * Makefile.in (rtl-profile.o): Kill all traces of it.
1508 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1509 * coverage.h (rtl_coverage_counter_ref): Kill.
1510 * opts.c (flag_speculative_prefetching_set): Kill.
1511 (flag_loop_optimize_set): New.
1512 (common_handle_option): Disable loop optimizer when profiling;
1513 do not handle speculative prefetching.
1514 * passes.c (init_optimization_passes): Replace pass_profiling combo
1515 by branch_prob pass.
1516 * profile.c (compute_value_histograms): Update for simplified value
1517 profiles.
1518 (rtl_register_profile_hooks): Kill.
1519 (pass_profiling): Kill.
1520 (rest_of_handle_branch_prob): Do not profile.
1521 * toplev.c (process_options): Remove speculative prefetching.
1522 * toplev.h (flag_tree_based_profiling): Kill.
1523 * tree-profile.c (prepare_instrumented_value,
1524 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1525 tree_gen_one_value_profiler, do_tree_profiling): Update for
1526 simplified datastructures.
1527 * value-prof.c: Add comment that speculative prefetching was dropped;
1528 update rest of file for simplified datastructures.
1529 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1530 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1531 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1532 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1533 rtl_mod_subtract, gen_speculative_prefetch,
1534 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1535 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1536 (gate_handle_value_profile_transformations,
1537 rest_of_handle_value_profile_transformations,
1538 pass_value_profile_transformations): Kill.
1539 * value-prof.h (histogram_value_t): Remove IL based unions.
1540 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1541 rtl_profile_hooks): Remove hooks.
1543 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1545 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1546 (cgraph_clone_node): Likewise.
1547 * cgraph.h (cgraph_clone_edge): Update prototype.
1548 (cgraph_clone_node): Likewise.
1549 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1550 cgraph_clone_node.
1551 (lookup_recursive_calls): Consider profile.
1552 (cgraph_decide_recursive_inlining): Fix updating; use new
1553 probability argument; use profile.
1554 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1555 * tree-inline.c (copy_bb): Update clal of clone_edge.
1556 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1558 * invoke.texi (min-inline-recursive-probability): Document.
1560 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1562 * doc/install.texi (Configuration): Update Valgrind homepage.
1564 2005-07-28 Richard Henderson <rth@redhat.com>
1566 PR middle-end/21362
1567 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1568 labels we want to delete.
1569 (cfg_layout_merge_blocks): Likewise.
1571 2005-07-28 Richard Henderson <rth@redhat.com>
1573 PR target/17692
1574 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1575 when expanding to nothing.
1577 2005-07-28 Josh Conner <jconner@apple.com>
1579 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1580 (cgraph_decide_inlining_of_small_functions): Likewise.
1582 2005-07-28 Josh Conner <jconner@apple.com>
1584 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1585 direction of badness if negative.
1586 (cgraph_default_inline_p): Add reason to parameters, and assign it
1587 a value.
1588 (cgraph_decide_inlining_of_small_functions): New parameter in call
1589 to cgraph_default_inline_p.
1590 (cgraph_decide_inlining_incrementally): Likewise.
1591 * cgraphunit.c (decide_is_function_needed): Likewise.
1592 * cgraph.h (cgraph_default_inline_p): Likewise.
1594 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1596 * builtins.c: Fix comment typo(s).
1597 * genautomata.c: Likewise.
1598 * gimplify.c: Likewise.
1599 * tree-dfa.c: Likewise.
1600 * tree-flow-inline.h: Likewise.
1601 * tree-into-ssa.c: Likewise.
1602 * tree-ssa-alias.c: Likewise.
1603 * tree-ssa-ccp.c: Likewise.
1604 * tree-ssa-copy.c: Likewise.
1605 * tree-ssa-dce.c: Likewise.
1606 * tree-ssa-dom.c: Likewise.
1607 * tree-ssa-operands.c: Likewise.
1608 * tree-tailcall.c: Likewise.
1609 * tree-vectorizer.c: Likewise.
1610 * tree-vrp.c: Likewise.
1611 * tree.c: Likewise.
1613 2005-07-28 Jeff Law <law@redhat.com>
1615 * tree-vrp.c (test_for_singularity): Extracted from ...
1616 (simplify_cond_using_ranges): Attempt to simplify a relational
1617 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1619 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1621 PR tree-optimization/22506
1622 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1623 phis whose argument is constant.
1625 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1627 PR rtl-optimization/18992
1628 Back out this patch:
1629 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1630 PR optimization/12142
1631 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1632 uses of the register in the SET_SRC. Remove unnecessary argument.
1634 Replace it with this:
1635 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1636 if flag_non_call_exceptions is set and the insn may trap, pass
1637 pc_rtx as dest for recursion.
1638 In SET_SRC part of SET case, if dest is already set, pass it down
1639 unchanged.
1641 2005-07-28 Jan Hubicka <jh@suse.cz>
1643 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1644 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1645 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1646 roundoff errors.
1647 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1648 profile when available.
1650 2005-07-28 Jan Beulich <jbeulich@novell.com>
1652 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1653 (ia64_print_operand): Describe and handle 'X'.
1654 (ia64_register_move_cost): Also handle FP_REGS.
1655 (ia64_preferred_reload_class): Likewise.
1656 (ia64_secondary_reload_class): Likewise.
1657 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1658 it. Also check for ITANIUM_CLASS_FLDP.
1659 * config/ia64/ia64.h (FP_REGNO_P): New.
1660 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1661 (reg_class): Add FP_REGS.
1662 (REG_CLASS_NAMES): Adjust for it.
1663 (REG_CLASS_CONTENTS): Likewise.
1664 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1665 (REG_CLASS_FROM_LETTER): Handle 'x'.
1666 (CLASS_MAX_NREGS): Handle FP_REGS.
1667 (MEMORY_MOVE_COST): Likewise.
1668 * config/ia64/ia64.md (itanium_class): Add fldp.
1669 (type): Handle fldp.
1670 (movti_internal): More allowable operand combinations. Use ldfp8 when
1671 splitting unnecessary. Remove predicable attribute. Adjust
1672 itanium_class attribute.
1673 (smuldi3_highpart): Remove outdated comment.
1674 (mulditi3, umulditi3, rotlti3): New expanders.
1675 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1676 (absti2): Disabled new insn for future reference.
1677 Respective new splitters.
1678 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1679 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1680 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1682 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1684 PR rtl-optimization/23047
1685 * simplify-rtx.c (simplify_const_relational_operation): Respect
1686 flag_wrapv for comparisons with ABS.
1688 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1690 PR tree-optimization/22493
1691 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1692 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1694 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1696 * config/frv/frv.opt (moptimize-membar): New.
1698 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1700 * config/frv/frv.h: Remove machine_function definition.
1702 * config/frv/frv.c (struct frv_io): New.
1703 (struct machine_function): Moved from frv.h. Add has_membar_p.
1704 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1705 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1706 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1707 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1708 (frv_reorg): Call frv_optimize_membar when appropriate.
1709 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1710 (frv_expand_builtin): Adjust calls accordingly.
1711 (frv_io_address_cookie): New function.
1712 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1713 load or store rather than a special insn. Add ccnstant address and
1714 io-type operands to the membar.
1715 (frv_ifcvt_modify_tests): Unsign regno.
1716 (frv_ifcvt_modify_tests): Same.
1718 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1719 UNSPEC_OPTIONAL_MEMBAR constant.
1720 (builtin_read_<mode>): Delete.
1721 (builtin_write_<mode>): Delete.
1722 ("optional_membar_<mode>"): Add operand.
1724 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1725 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1726 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1727 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1728 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1729 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1730 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1731 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1732 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1734 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1736 * df.c (df_uses_record): Handle SCRATCH.
1738 2005-07-28 Steven Bosscher <stevenb@suse.de>
1740 PR debug/20161
1741 * passes.c (rest_of_decl_compilation): If decl is a type and
1742 we have encountered errors, don't emit debug information.
1744 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
1746 * params.def: Fixed comment.
1748 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
1750 PR target/19885
1751 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1752 (TARGET_ASM_UNALIGNED_HI_OP): Add.
1753 (TARGET_ASM_UNALIGNED_SI_OP): Add.
1755 2005-07-27 Steven Bosscher <stevenb@suse.de>
1757 PR c++/22003
1758 * varasm.c (assemble_start_function): Don't do anything that may
1759 require a CFG if the current function is a thunk.
1761 2005-07-25 Geoffrey Keating <geoffk@apple.com>
1763 * doc/install.texi (Prerequisites): Mention that perl is needed
1764 to do export control in libstdc++ targetting Darwin.
1766 2005-07-27 Steven Bosscher <stevenb@suse.de>
1768 PR rtl-optimization/17808
1769 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1770 (sched_insns_conditions_mutex_p): Split out from...
1771 (add_dependence): ...here. But don't call it from here.
1772 (add_dependence_list): Check sched_insns_conditions_mutex_p
1773 before calling add_dependence.
1774 (add_dependence_list_and_free): Likewise.
1775 (fixup_sched_groups): Likewise.
1776 (sched_analyze_1): Likewise.
1777 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1778 (sched_analyze): Likewise.
1779 (sched_analyze_insn): Likewise.
1780 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1781 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
1782 dependencies on all COND_EXEC insns to jumps ending basic blocks
1783 when doing intrablock scheduling.
1784 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1786 2005-07-27 Jeff Law <law@redhat.com>
1788 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1789 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
1790 equivalency sets, correctly handle the case were vr0 has an
1791 equivalency set, but vr1 does not.
1793 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
1795 PR tree-optimization/23073
1796 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1797 vect_print_dump_info before fprintf.
1799 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1801 PR tree-optimize/22348
1802 * tree-ssa-loop-niter.c (number_of_iterations_cond):
1803 Fold the partial computation.
1805 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1807 PR tree-optimization/22325
1808 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1809 Declare.
1810 * tree-scalar-evolution.c (scev_const_prop): Add generic final
1811 value replacement.
1812 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1813 (force_var_cost): ... this function.
1814 (compute_phi_arg_on_exit): Export.
1816 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
1818 PR tree-optimization/20773
1819 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1820 edge.
1822 2005-07-27 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1825 Avoid pushing again if current struct contains only
1826 fields we decomposed.
1828 2005-07-27 Jan Hubicka <jh@suse.cz>
1830 PR tree-optimization/22574
1831 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1832 not available.
1834 * tree-tailcall.c (decrease_profile): New function.
1835 (eliminate_tail_call): Use it.
1837 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1838 visibility flags correctly in whole program mode.
1840 2005-07-26 Steve Ellcey <sje@cup.hp.com>
1842 PR rtl-optimization/22472
1843 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1845 2005-07-26 Steven Bosscher <stevenb@suse.de>
1847 PR tree-optimization/22504
1848 * tree-complex.c (expand_complex_addition): Use 'code' instead
1849 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1851 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1853 * config.gcc (cpu_type): Add frv case.
1854 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1855 (supported_defaults): Add fr550 case.
1857 2005-07-26 Diego Novillo <dnovillo@redhat.com>
1859 PR 22591
1860 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1861 whether a pointer of type T * may point to objects of type T *.
1863 2005-07-26 DJ Delorie <dj@redhat.com>
1865 * configure: Regenerate.
1867 2005-07-26 Dale Johannesen <dalej@apple.com>
1869 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
1871 2005-07-26 Mark Mitchell <mark@codesourcery.com>
1873 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1874 Clarify use of "build" in name.
1876 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
1878 * doc/extend.texi (Raw read/write Functions): New section.
1879 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1880 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1881 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1882 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1883 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1884 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1885 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1886 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1887 * config/frv/frv.c: Add bdesc_loads global.
1888 Add bdesc_stores global.
1889 (frv_init_builtins): Add support for __builtin_{read/write}*.
1890 (frv_volatile_memref): New.
1891 (frv_expand_load_builtin): New.
1892 (frv_expand_store_builtin): New.
1893 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1894 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1895 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1896 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1897 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1898 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1899 (builtin_read_<mode>): New.
1900 (builtin_write_<mode>): New.
1901 (builtin_write64): New.
1902 (optional_membar_<mode>): New.
1904 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
1906 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1907 (rather than units) against HOST_BITS_PER_WIDE_INT.
1909 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
1911 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1912 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1913 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1914 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1915 FSF address.
1917 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1918 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1919 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1920 comment typos.
1921 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1923 2005-07-26 Richard Guenther <rguenther@suse.de>
1925 PR tree-optimization/22486
1926 * fold-const.c (fold_unary): Fold away useless component
1927 references of the form (T *)&T.x, if the address
1928 doesn't change.
1930 2005-07-25 James E Wilson <wilson@specifixinc.com>
1932 * dwarf2out.c (add_call_src_coords_attributes): New.
1933 (gen_inlined_subroutine_die): Call it.
1934 (maybe_emit_file, init_file_table): Add comments.
1935 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1936 maybe_emit_file.
1937 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1938 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1939 * tree.h (BLOCK_SOURCE_LOCATION): New.
1940 (struct tree_block): New field locus.
1942 2005-07-26 Andreas Schwab <schwab@suse.de>
1944 PR rtl-optimization/23043
1945 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1946 when allocating a struct unoccr.
1948 2005-07-25 Richard Henderson <rth@redhat.com>
1950 PR 22626
1951 * tree-complex.c (gate_no_optimization): True if errors.
1952 * Makefile.in (tree-complex.o): Update dependencies.
1954 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
1956 * config/frv/predicates.md (integer_register_operand): Use
1957 GPR_AP_OR_PSEUDO_P.
1959 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1961 PR tree-opt/22484
1962 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1963 after fold.
1964 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1966 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
1968 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1969 types when flag_unsafe_math_optimizations is true.
1971 2005-07-25 Mark Mitchell <mark@codesourcery.com>
1973 * gcc.c (option_map): Add --sysroot.
1974 (process_command): Handle --sysroot.
1975 (display_help): Document it.
1976 * doc/cppopts.tex (-isysroot): Document.
1977 * doc/invoke.texi (--sysroot): Document.
1978 * doc/install.texi (--with-build-sysroot): Document.
1980 * Makefile.in (inhibit_libc): New variable.
1981 (INHIBIT_LIBC_CFLAGS): Likewise.
1982 (LIBGCC2_CFLAGS): Include
1983 $(INHIBIT_LIBC_CFLAGS).
1984 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1985 ($(T)crtbegin.o): Do not use @inhibit_libc@.
1986 ($(T)crtend.o): Likewise.
1987 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1988 ($(T)crtendS.o): Likewise.
1989 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1990 ($(T)crtendT.o): Likewise.
1991 (stmp-fixinc): Do not complain about missing headers if
1992 inhibit_libc.
1993 * configure.ac (inhibit_libc): Set it to true/false.
1994 (--with-build-sysroot): New option. Use it to set
1995 SYSTEM_HEADER_DIR.
1996 * configure: Regenerated.
1998 2005-07-25 Manfred Hollstein <mh@suse.com>
2000 * calls.c (store_one_arg): Fix unsigned comparison warning.
2002 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2004 PR other/22337
2005 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2006 (ggc_print_statistics): Initialize variable before use.
2008 2005-07-25 Richard Guenther <rguenther@suse.de>
2010 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2011 calling with a PHI_NODE argument.
2013 * tree-flow-inline.h (overlap_subvar): Protect against
2014 possible overflow.
2016 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2018 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2019 * configure: Regenerate.
2021 2005-07-25 Ira Rosen <irar@il.ibm.com>
2023 * expr.c (highest_pow2_factor): Make extern.
2024 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2025 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2026 record_array_differ_p, array_ptr_differ_p): Likewise.
2027 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2028 additional cases. Call the above functions.
2029 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2030 base_object_differ_p when there are two base objects. Otherwise, compare
2031 base address and offset. Call may_alias_p.
2032 (dump_data_reference): Use a correct field name.
2033 (analyze_array): Make static. Initialize new data-ref fields.
2034 (analyze_indirect_ref): New function.
2035 (init_data_ref): Initialize new data-ref fields.
2036 (strip_conversion): Moved from tree-vect-analyze.c.
2037 (analyze_offset_expr, get_ptr_offset, address_analysis,
2038 object_analysis): Likewise.
2039 (analyze_offset): New function.
2040 (create_data_ref): Likewise.
2041 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2042 dimensions for ARRAY_REFs only.
2043 (build_classic_dist_vector): Make static.
2044 (access_functions_are_affine_or_constant_p): Call macro to get the
2045 address of access functions.
2046 (compute_all_dependences): Add new parameter
2047 compute_self_and_read_read_dependences. Compute self and read-read
2048 dependences if it is true.
2049 (find_data_references_in_loop): Call create_data_ref. Initialize new
2050 data-ref fields.
2051 (compute_data_dependences_for_loop): Add new parameter
2052 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2053 compute nb_loops. Call compute_all_dependences,
2054 build_classic_dist_vector and build_classic_dir_vector with correct
2055 parameters.
2056 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2057 with correct parameters. Compare dimensions for ARRAY_REFs only.
2058 (free_data_refs): Call macro to free access functions.
2059 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2060 fields from stmt_vinfo.
2061 (struct base_object_info): New structure.
2062 (struct data_reference): Move fields to base_object_info. Add fields
2063 first_location and object_info for above structures. Move fields from
2064 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2065 aligned_to. Add macros to access the new fields.
2066 Update functions declarations.
2067 * tree-flow.h (is_aliased_with): Declare.
2068 * tree-loop-linear.c (linear_transform_loops): Call
2069 compute_data_dependences_for_loop with correct parameters.
2070 * tree-ssa-alias.c (is_aliased_with): New function.
2071 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2072 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2073 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2074 vect_base_addr_differ_p, compute_subscript_distance and
2075 build_classic_dist_vector. Add printings. Check absolute value of
2076 distance.
2077 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2078 data-refs.
2079 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2080 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2081 to bytes. Add printing.
2082 (vect_compute_data_refs_alignment): Go through loads and stores in one
2083 loop.
2084 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2085 vect_analyze_data_ref_access): Likewise.
2086 (vect_analyze_pointer_ref_access): Remove.
2087 (vect_address_analysis, vect_object_analysis): Likewise.
2088 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2089 and analyze data-refs in the loop.
2090 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2091 fields of data-ref instead of stmt. Add init to the offset from the
2092 base.
2093 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2094 (vect_update_init_of_dr): Likewise.
2095 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2096 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2097 removed fields.
2098 (new_loop_vec_info): Initialize new fields.
2099 (destroy_loop_vec_info): Free new fields.
2100 (vect_strip_conversion): Remove.
2101 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2102 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2103 datarefs. Add new field ddrs.
2104 Add macros for the new fields access.
2105 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2106 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2107 Remove their macros.
2108 * tree.h (highest_pow2_factor): Declare.
2110 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2112 * calls.c (store_one_arg): Check for sibling call MEM arguments
2113 from already clobbered incoming argument area.
2115 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2117 * c-common.c (check_missing_format_attribute): New.
2118 * c-common.h (check_missing_format_attribute): Likewise.
2119 * c-typeck.c (convert_for_assignment): Use it.
2121 2005-07-24 Andreas Schwab <schwab@suse.de>
2123 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2124 register use a word move. Correct operand of ext.w in 68000 code.
2126 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2128 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2129 variables as declarations, rather than definitions.
2131 2005-07-24 Ira Rosen <irar@il.ibm.com>
2133 PR tree-optimization/22526
2134 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2135 of the zero node.
2137 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2139 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2140 that C99 reserve for future use. Use it to define clog10,
2141 clog10f and clog10l.
2143 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2145 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2146 * configure.ac: Check for -Wmissing-format-attribute.
2148 * configure: Regenerate.
2150 2005-07-23 Richard Henderson <rth@redhat.com>
2152 PR tree-optimization/22623
2153 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2155 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2157 PR target/22577
2158 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2160 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2162 * Makefile.in (C_TREE_H): Update dependencies.
2163 * c-tree.h: Include toplev.h.
2164 * diagnostic.h (diagnostic_set_info): Add format attribute.
2165 * rtl-error.c (diagnostic_for_asm): Likewise.
2167 2005-07-23 Chao-ying Fu <fu@mips.com>
2169 * config/mips/mips-dsp.md: New file.
2170 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2171 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2172 functions.
2173 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2174 MIPS_BUILTIN_BPOSGE32.
2175 (mips_expand_builtin_direct): Add one parameter to indicate that
2176 builtin functions need to return a value.
2177 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2178 functions.
2179 (mips_regno_to_class): Add classes for 12 new DSP registers.
2180 (mips_subword): Change to check four HI registers.
2181 (mips_output_move): Output move to and from 6 new DSP accumulators.
2182 (override_options): Make sure -mdsp and -mips16 are not used together.
2183 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2184 for machine modes.
2185 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2186 when !TARGET_DSP.
2187 (print_operand): Add 'q' for printing DSP accumulators.
2188 (mips_cannot_change_mode_class): Check ACC_REGS.
2189 (mips_secondary_reload_class): Check ACC_REGS.
2190 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2191 (mips_register_move_cost): Check ACC_REGS.
2192 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2193 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2194 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2195 (dsp_bdesc): New array.
2196 (bdesc_arrays): Add DSP builtin function table.
2197 (mips_prepare_builtin_arg): Check predicate again after
2198 copy_to_mode_reg.
2199 (mips_expand_builtin): Add one more parameter to
2200 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2201 MIPS_BUILTIN_BPOSGE32.
2202 (mips_init_builtins): Initialize new function types.
2203 (mips_expand_builtin_direct): Check if builtin functions need to
2204 return a value and pass operands properly.
2205 (mips_expand_builtin_bposge): New function.
2206 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2207 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2208 (FIRST_PSEUDO_REGISTER): Increase to 188.
2209 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2210 Update for 12 new DSP registers.
2211 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2212 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2213 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2214 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2215 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2216 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2217 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2218 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2219 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2220 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2221 (REGISTER_NAMES): Add names for 12 new DSP registers.
2222 * config/mips/mips.md: Include mips-dsp.md.
2223 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2224 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2225 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2226 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2227 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2228 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2229 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2230 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2231 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2232 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2233 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2234 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2235 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2236 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2237 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2238 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2239 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2240 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2241 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2242 (UNSPEC_RDDSP): New constants.
2243 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2244 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2245 A<-d alternative.
2246 * config/mips/mips.opt (-mdsp): New option.
2247 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2248 (reg_imm10_operand): New predicates.
2249 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2250 * doc/invoke.texi (-mdsp): Document new option.
2252 2005-07-22 DJ Delorie <dj@redhat.com>
2254 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2255 to warning calls.
2256 * tree-inline.c (inlinable_function_p): Likewise.
2258 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2260 PR debug/21828
2261 * toplev.c (check_global_declarations): Do not mark undefined
2262 variables as DECL_IGNORED_P.
2263 * varasm.c (first_global_object_name): GTY it.
2264 (weak_global_object_name): Likewise.
2265 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2266 a string to go into {weak,first}_global_object_name.
2268 2005-07-22 DJ Delorie <dj@redhat.com>
2270 * c-format.c (check_function_format): Change warning control
2271 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2273 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2275 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2276 &PTR->FLD a dereference of PTR.
2277 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2278 a potential dereference of PTR.
2280 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2282 PR rtl-optimization/20370
2283 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2284 call allocate_reg_info if necessary.
2286 PR rtl-optimization/21848
2287 * calls.c (emit_library_call_value_1): For const functions, add
2288 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2290 PR rtl-optimization/22445
2291 * cselib.c (target.h): Include.
2292 (rtx_equal_for_cselib_p): Allow commutative matches.
2293 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2294 Remove MODE parameter. Changed all callers.
2296 PR rtl-optimization/22258
2297 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2298 New functions.
2299 (try_combine): Use likely_spilled_retval_p.
2301 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2303 * config.gcc: Add crx-elf support.
2305 * doc/contrib.texi: Mention crx.
2306 * doc/extend.texi: Document crx extensions.
2307 * doc/install.texi: Document crx install.
2308 * doc/invoke.texi: Document crx options.
2309 * doc/md.texi: Document crx constraints.
2311 * config/crx/crx-protos.h: New file.
2312 * config/crx/crx.c: New file.
2313 * config/crx/crx.h: New file.
2314 * config/crx/crx.md: New file.
2315 * config/crx/crx.opt: New file.
2316 * config/crx/t-crx: New file.
2318 2005-07-22 Manfred Hollstein <mh@suse.com>
2320 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2321 warnings.
2322 (int_add_graph_edge): Likewise.
2323 (collapse_nodes): Likewise.
2324 (process_unification_queue): Likewise.
2326 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2327 Laurent GUERBY <laurent@guerby.net>
2329 PR tree-optimization/22336
2330 * function.c (record_block_change): Check for
2331 cfun->ib_boundaries_block.
2333 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2335 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2336 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2338 2005-07-21 DJ Delorie <dj@redhat.com>
2340 * toplev.c (warn_deprecated_use): Add warning control to warning
2341 call.
2342 * c-typeck.c (parser_build_binary_op): Likewise.
2343 (c_finish_if_stmt): Likewise.
2344 * c-common.c (check_function_sentinel): Likewise.
2345 (check_nonnull_arg): Likewise.
2347 2005-07-21 Richard Henderson <rth@redhat.com>
2349 PR tree-opt/22504
2350 * tree-complex.c (complex_ssa_name_components): New.
2351 (cvc_lookup): Allow entry not found.
2352 (create_components): Remove.
2353 (create_one_component_var, get_component_var): New.
2354 (get_component_ssa_name, set_component_ssa_name): New.
2355 (extract_component): Use get_component_ssa_name.
2356 (update_complex_components): Use set_component_ssa_name.
2357 (update_complex_components_on_edge): Likewise.
2358 (update_phi_components): Create new PHI nodes directly, instead
2359 of adding insns to edges.
2360 (tree_lower_complex): Allocate and free complex_variable_components
2361 and complex_ssa_name_components here.
2363 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2365 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2366 revert to returning false.
2368 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2370 PR target/21149
2371 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2373 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2375 PR target/22576
2376 * config/i386/i386.md (cmpxf): Change operand constraints
2377 to "nonmemory_operand".
2379 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2381 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2383 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2385 PR middle-end/21180
2386 * fold-const.c (fold_build1): Add checksum for the operands.
2387 (fold_build2): Likewise.
2388 (fold_build3): Likewise.
2390 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2392 PR middle-end/19055
2393 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2395 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2397 * common.opt (-fforward-propagate): Committed by mistake,
2398 removed.
2400 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2402 * reg-stack.c: Fix comment typo(s).
2403 * tree-ssa-operands.c: Likewise.
2404 * tree-vectorizer: Likewise.
2406 2005-07-21 Nick Clifton <nickc@redhat.com>
2408 * config/sh/symbian.c: Replace C++ style line comments with C
2409 style line comments.
2410 (symbian_add_attribute): Do not use a ? operator on the LHS of
2411 an assignment.
2412 (sh_symbian_handle_dll_attribute): Change the type of the
2413 method vector to "VEC(tree,gc)*" and use vector accessor
2414 macros to walk over the elements.
2415 (symbian_export_vtable_and_rtti_p): Likewise.
2416 (symbian_class_needs_attribute_p): Likewise.
2418 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2420 PR target/22085
2421 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2422 initialize targetm.resolve_overloaded_builtin here.
2423 (altivec_expand_overloaded_builtin): Make it non-static.
2424 * config/rs6000/rs6000-protos.h
2425 (altivec_expand_overloaded_builtin): New prototype.
2426 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2427 targetm.resolve_overloaded_builtin here.
2428 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2430 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2431 Zdenek Dvorak <dvorakz@suse.cz>
2433 PR tree-optimization/19210
2434 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2435 New.
2436 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2437 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2438 rely on unproven assumptions.
2439 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2440 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2441 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2442 to number_of_iterations_exit.
2443 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2444 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2445 * tree-ssa-loop-niter.c (find_loop_niter,
2446 estimate_numbers_of_iterations_loop): Likewise.
2447 (number_of_iterations_exit): Honor the new options.
2448 * doc/invoke.texi (Wunsafe-loop-optimizations,
2449 funsafe-loop-optimizations): Document them.
2451 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2453 PR rtl-optimization/22167
2454 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2456 2005-07-20 Adam Nemet <anemet@lnxw.com>
2458 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2459 __do_global_dtors_aux longcall.
2461 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2463 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2464 (old_special_pred_table): Don't reference
2465 SPECIAL_MODE_PREDICATES.
2466 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2467 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2468 * config/sh/predicates.h: Don't mention
2469 SPECIAL_MODE_PREDICATES.
2470 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2471 Remove.
2473 2005-07-20 DJ Delorie <dj@redhat.com>
2475 * config.gcc: Add m32c-elf support.
2477 * doc/contrib.texi: Mention m32c.
2478 * doc/extend.texi: Document m32c extensions.
2479 * doc/install.texi: Mention m32c.
2480 * doc/invoke.texi: Document m32c options.
2481 * doc/md.texi: Document m32c constraints.
2483 * config/m32c/addsub.md: New file.
2484 * config/m32c/bitops.md: New file.
2485 * config/m32c/cond.md: New file.
2486 * config/m32c/jump.md: New file.
2487 * config/m32c/m32c-lib1.S: New file.
2488 * config/m32c/m32c-lib2.c: New file.
2489 * config/m32c/m32c-modes.def: New file.
2490 * config/m32c/m32c-pragma.c: New file.
2491 * config/m32c/m32c-protos.h: New file.
2492 * config/m32c/m32c.abi: New file.
2493 * config/m32c/m32c.c: New file.
2494 * config/m32c/m32c.h: New file.
2495 * config/m32c/m32c.md: New file.
2496 * config/m32c/m32c.opt: New file.
2497 * config/m32c/minmax.md: New file.
2498 * config/m32c/mov.md: New file.
2499 * config/m32c/muldiv.md: New file.
2500 * config/m32c/predicates.md: New file.
2501 * config/m32c/prologue.md: New file.
2502 * config/m32c/shift.md: New file.
2503 * config/m32c/t-m32c: New file.
2505 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2507 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2508 (stack_protect_set, stack_protect_test): New expanders.
2509 (stack_protect_set_si, stack_protect_set_si_media,
2510 stack_protect_set_di_media, stack_protect_test_si,
2511 stack_protect_test_si_media, stack_protect_test_di_media):
2512 New insns.
2514 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2516 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2518 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2520 * tree.h (tree_expr_nonzero_p): Export.
2521 * fold-const.c (tree_expr_nonzero_p): Likewise.
2522 Return true for CALL_EXPRs that are alloca calls.
2523 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2524 against zero.
2525 * tree-flow.h (expr_computes_nonzero): Remove.
2526 * tree-vrp.c (expr_computes_nonzero): Remove.
2527 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2528 (extract_range_from_unary_expr): Likewise.
2529 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2530 tree_expr_nonzero_p.
2532 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2534 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2535 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2536 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2537 All callers changed.
2538 (frame_related_constant_load): New arg "related" which controls
2539 setting of RTX_FRAME_RELATED_P. All callers changed.
2540 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2541 (bfin_expand_prologue): Add stack limit checking.
2542 * config/bfin/bfin.md (trapifcc): New pattern.
2544 * config/bfin/bfin.c: Include "langhooks.h".
2545 (def_builtin): Go through lang_hooks to call builtin_function.
2547 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2548 * config/bfin/predicates.md (symbol_ref_operand): New.
2549 (call_insn_operand): Delete. All callers changed to use
2550 register_no_elim_operand.
2551 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2552 call_cookie field.
2553 (function_arg): Use it to generate the call's operand 2.
2554 (bfin_longcall_p): New function.
2555 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2556 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2557 determine if the address needs to be in a REG.
2558 (bfin_handle_longcall_attribute): New function.
2559 (bfin_attribute_table): Add "longcall" and "shortcall".
2560 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2561 (CUMULATIVE_ARGS): New member call_cookie.
2562 (PREDICATE_CODES): Add symbol_ref_operand.
2563 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2564 extra USE to the pattern.
2565 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2566 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2567 sibcall_value_insn; now the new patterns handle direct calls and the
2568 old ones indirect calls.
2569 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2571 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2573 * doc/trouble.texi: Update section on handling of empty loops.
2575 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2577 * config.gcc: Remove support for sparc-*-openbsd*,
2578 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2579 ns32k-*-netbsd*.
2580 * config.host: Remove support for i860-*-sysv4* as a host.
2581 * config/i860/*, config/ip2k/*, config/ns32k/*,
2582 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2583 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2584 mention obsolete ports.
2586 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2588 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2589 soft frame pointer.
2590 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2591 of frame_pointer_rtx.
2592 (sh_expand_epilogue): Likewise.
2593 (sh_set_return_address): Likewise.
2594 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2595 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2596 offsets from FRAME_POINTER_REGNUM.
2597 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2598 (sh_register_names): Add initializer for sfp.
2599 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2600 (VALID_REGISTER_P): Likewise.
2601 (FIRST_PSEUDO_REGISTER): Update.
2602 (DWARF_FRAME_REGISTERS): Define.
2603 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2604 (HARD_FRAME_POINTER_REGNUM): Define.
2605 (FRAME_POINTER_REGNUM): Redefine.
2606 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2607 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2608 from FRAME_POINTER_REGNUM.
2609 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2610 FRAME_POINTER_REGNUM.
2611 (REG_CLASS_CONTENTS): Add sfp.
2612 (REG_ALLOC_ORDER): Likewise.
2613 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2614 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2615 of frame_pointer_rtx.
2616 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2618 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2620 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2621 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2622 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2623 of an ABS_EXPR.
2624 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2625 ABS_EXPR<x>.
2627 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2629 Make CONSTRUCTOR use VEC to store initializers.
2630 * c-common.c (complete_array_type): Update to cope with VEC in
2631 CONSTRUCTOR_ELTS.
2632 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2633 (pp_c_constructor_elts): New function.
2634 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2635 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2636 struct constructor_stack, struct initializer_stack,
2637 constructor_elements, push_init_level, pop_init_level,
2638 add_pending_init, find_init_member, output_init_element): Update to
2639 cope with VEC in CONSTRUCTOR_ELTS.
2640 * coverage.c (build_fn_info_value, build_ctr_info_value,
2641 build_gcov_info): Likewise.
2642 * expr.c (categorize_ctor_elements_1, store_constructor,
2643 expand_expr_real_1): Likewise.
2644 * fold-const.c (fold_ternary): Likewise.
2645 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2646 gimplify_init_constructor, gimplify_expr): Likewise.
2647 * tree-dump.c (dequeue_and_dump): Likewise.
2648 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2649 node.
2650 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2651 CONSTRUCTOR_ELTS.
2652 * tree-sra.c (generate_element_init_1): Likewise.
2653 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2654 * tree-ssa-operands.c (get_expr_operands): Likewise.
2655 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2656 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2657 (get_initial_def_for_reduction): Likewise.
2658 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2659 value handle in annotations.
2660 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2661 tree_node_structure): Add support for constr_kind.
2662 (build_vector_from_ctor, build_constructor_single,
2663 build_constructor_from_list): New functions.
2664 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2665 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2666 Update to cope with VEC in CONSTRUCTOR_ELTS.
2667 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2668 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2669 CONSTRUCTOR_APPEND_ELT): New macros.
2670 (struct constructor_elt, struct tree_constructor): New data types.
2671 (union tree_node): Add tree_constructor field.
2672 * treestruct.def: Define TS_CONSTRUCTOR.
2673 * varasm.c (const_hash_1, compare_constant, copy_constant,
2674 compute_reloc_for_constant, output_addressed_constants,
2675 initializer_constant_valid_p, output_constant,
2676 array_size_for_constructor, output_constructor): Update to cope with
2677 VEC in CONSTRUCTOR_ELTS.
2678 * vec.h (VEC_empty, VEC_copy): New macros.
2680 2005-07-19 Devang Patel <dpatel@apple.com>
2682 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2684 2005-07-19 Richard Henderson <rth@redhat.com>
2686 PR tree-opt/22278
2687 * gimplify.c (gimplify_expr): Use main variant type for the temp
2688 destination for a discarded volatile read.
2689 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2690 casts between non-void types that change volatility.
2692 2005-07-15 DJ Delorie <dj@redhat.com>
2694 * toplev.h: Add comment about the first parameter for warning().
2695 * errors.h: Likewise.
2697 * c.opt (Wpragmas): New.
2698 * doc/invoke.texi: Document it.
2700 * function.c (do_warn_unused_parameter): Add warning control to
2701 warning call.
2702 * c-decl.c (warn_if_shadowing): Likewise.
2703 * c-lex.c (cb_def_pragma): Likewise.
2704 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2705 (pop_alignment): Likewise.
2706 (handle_pragma_pack): Likewise.
2707 (apply_pragma_weak): Likewise.
2708 (handle_pragma_weak): Likewise.
2709 (handle_pragma_redefine_extname): Likewise.
2710 (add_to_renaming_pragma_list): Likewise.
2711 (handle_pragma_extern_prefix): Likewise.
2712 (maybe_apply_renaming_pragma): Likewise.
2713 (handle_pragma_visibility): Likewise.
2715 * config/c4x/c4x-c.c (BAD): Likewise.
2716 (c4x_parse_pragma): Likewise.
2717 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2718 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2719 (rs6000_pragma_longcall): Likewise.
2720 * config/v850/v850-c.c (pop_data_area): Likewise.
2721 (ghs_pragma_section): Likewise.
2722 (ghs_pragma_section): Likewise.
2723 (ghs_pragma_interrupt): Likewise.
2724 (ghs_pragma_starttda): Likewise.
2725 (ghs_pragma_startsda): Likewise.
2726 (ghs_pragma_startzda): Likewise.
2727 (ghs_pragma_endtda): Likewise.
2728 (ghs_pragma_endsda): Likewise.
2729 (ghs_pragma_endzda): Likewise.
2731 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2732 Kenneth Zadeck <zadeck@naturalbridge.com>
2734 * Makefile.in: Removed tree-promote-statics.c
2735 * tree-promote-statics.c: Removed.
2736 * common.opt: Removed flag-promote-statics.
2737 * opts.c: Ditto.
2738 * passes.c: Removed tree-promote-statics pass.
2739 * tree-pass.h: Ditto.
2740 * timevar.def: Removed TV_PROMOTE_STATICS.
2743 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
2745 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2746 and *-*-freebsd9.
2747 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2749 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 PR c/22476
2752 * c-common.c (check_function_arguments): Call
2753 'check_function_format' if either -Wformat or
2754 -Wmissing-format-attribute are specified.
2755 * c-format.c (check_function_format): Check -Wformat before
2756 calling 'check_format_info'.
2757 * c-opts.c (c_common_post_options): Don't warn for
2758 -Wmissing-format-attribute without -Wformat.
2759 * c-typeck.c (convert_for_assignment): Detect additional cases for
2760 -Wmissing-format-attribute.
2761 * doc/invoke.texi (-Wmissing-format-attribute): Document new
2762 behavior.
2764 2005-07-19 Richard Guenther <rguenther@suse.de>
2766 * config/i386/i386.md (lrint<mode>2): Use temporary
2767 instead of clobbering non-existent memory.
2769 2005-07-19 Nick Clifton <nickc@redhat.com>
2771 * config/avr/avr.c (legitimate_address_p): Fix debugging print
2772 statement to avoid displaying ASCII control characters.
2774 2005-07-19 Ben Elliston <bje@au.ibm.com>
2776 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2777 * cfganal.c (find_edge_index): Ditto.
2778 * combine.c (combine_instructions): Ditto.
2779 * ddg.c (create_scc): Ditto.
2780 (find_successors): Ditto.
2781 (find_predecessors): Ditto.
2782 (find_nodes_on_paths): Ditto.
2783 (longest_simple_path): Ditto.
2784 * flow.c (update_life_info): Ditto.
2785 (count_or_remove_death_notes): Ditto.
2786 (clear_log_links): Ditto.
2787 * modulo-sched.c (generate_reg_moves): Ditto.
2788 (find_max_asap): Ditto.
2789 (find_max_hv_min_mob): Ditto.
2790 (find_max_dv_min_mob): Ditto.
2791 * sbitmap.c (sbitmap_first_set_bit): Ditto.
2792 * sched-rgn.c (extract_edgelst): Ditto.
2793 * tree-into-ssa.c (prepare_names_to_update): Ditto.
2794 (dump_update_ssa): Ditto.
2795 (ssa_names_to_replace) Ditto.
2796 (switch_virtuals_to_full_rewrite): Ditto.
2797 (update_ssa): Ditto.
2798 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2800 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
2802 Fix PR tree-optimization/22483
2804 * tree-complex.c (create_components): Use
2805 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2806 * tree-flow-inline.h (fill_referenced_var_vec): New function.
2807 * tree-flow.h (safe_referenced_var_iterator): New structure.
2808 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2809 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2810 safe_referenced_var iterator.
2811 (add_type_alias): Ditto.
2813 2005-07-19 Steven Bosscher <stevenb@suse.de>
2815 * loop-init.c (rest_of_handle_loop2): Remove.
2816 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2817 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2818 (pass_rtl_loop_init, pass_rtl_loop_done,
2819 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2820 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2821 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2822 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2823 pass_tree_loop_done, and pass_tree_unswitch.
2824 (gate_loop): Rename to gate_tree_loop.
2825 * passes.c (init_optimization_passes): Update for renamed tree
2826 loop passes. Add the new loop2 passes as subpasses of loop2.
2827 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2828 Update for the renamed tree loop passes.
2830 2005-07-18 Ian Lance Taylor <ian@airs.com>
2832 PR middle-end/22057
2833 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2834 blocks when optimizing.
2836 2005-07-18 Steve Ellcey <sje@cup.hp.com>
2838 * common.opt (frename-registers): Initialize to 2.
2839 (fweb): Ditto.
2840 (fgcse-after-reload): Ditto.
2841 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2842 (process_options): Only change flag_web, flag_rename_registers,
2843 and flag_rerun_cse_after_loop if not explicitly set by user.
2845 2005-07-18 Jan Beulich <jbeulich@novell.com>
2847 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2848 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2849 in 64-bit mode the same as DImode in 32-bit mode.
2850 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2851 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2852 mode. Add new mode parameter.
2853 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2854 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2855 x86_64_shift_adj): New expanders.
2856 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2857 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2858 insns.
2859 Respective new splitters. Use renamed shift splitter helpers in 32-bit
2860 DImode shift splitters.
2861 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2862 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2863 mode parameter.
2865 2005-07-18 Jan Beulich <jbeulich@novell.com>
2867 * i386.md (movdi_extzv_1): New.
2868 (zero_extendhidi2): Combine alternatives and never force use of
2869 REX64 prefix.
2870 (zero_extendqidi2): Likewise. Don't restrict input selection.
2872 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2874 Fix PR tree-optimization/22531
2875 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
2876 moment.
2878 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2880 * tree-promote-statics.c (pass_promote_statics): Change dump file
2881 name.
2883 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
2885 * tree-optimize.c (init_tree_optimization_passes): Add
2886 pass_eliminate_useless_stores pass.
2887 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2888 * tree-ssa-pre.c (is_copy_stmt): New function.
2889 (follow_copies_till_vuse): Ditto.
2890 (do_eustores): Ditto.
2891 (gate_eustores): Ditto.
2893 2005-07-16 Richard Henderson <rth@redhat.com>
2895 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2897 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2898 Kenneth Zadeck <zadeck@naturalbridge.com>
2900 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2901 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2902 ipa-type-escape.h, tree-promote-statics.c
2903 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2904 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2905 tree-promote-statics.c: new files.
2906 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2907 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2908 int nonlocal_set_p, mark_constant_function): Deleted.
2909 (rest_of_handle_cfg): Removed call to mark_constant_function.
2910 (nonoverlapping_component_refs_p): Added calls to support
2911 type based aliasing.
2912 * tree-ssa-alias.c (may_alias_p,
2913 compute_flow_insensitive_aliasing): Ditto.
2914 * calls.c (flags_from_decl_or_type): Removed reference to
2915 cgraph_rtl_info.
2916 * c-typeck.c (convert_arguments): Make builtins tolerant of having
2917 too many arguments. This is necessary for Spec 2000.
2918 * cgraph.h (const_function, pure_function): Removed.
2919 * common.opt: Added "fipa-pure-const", "fipa-reference",
2920 "fipa-type-escape", and "ftree-promote-static".
2921 * opts.c: Ditto.
2922 * passes.c: Added ipa and tree-promote-statics passes.
2923 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2924 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2925 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2926 * tree-flow.h: Added exposed sra calls and addition of
2927 reference_vars_info field for FUNCTION_DECLS.
2928 * tree-pass.h: Added passes.
2929 * tree-sra.c: (sra_init_cache): New function.
2930 (sra_insert_before, sra_insert_after) Made public.
2931 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2932 and made public.
2933 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2934 aliasing. (may_alias_p): Added code to use type escape analysis to
2935 improve alias sets.
2936 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2937 code to prune clobbers of static variables based on information
2938 produced in ipa-reference pass. Changed call clobbering so that
2939 statics are not marked as clobbered if the call does not clobber
2940 them.
2942 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
2944 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2945 too.
2947 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2949 * doc/install.texi (*-*-solaris2*): Document recommended version
2950 of GNU binutils and mention GNU linker problem on Solaris 10.
2952 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
2954 PR c/22421
2955 * c-decl.c (c_build_bitfield_integer_type): New function.
2956 (finish_struct): Call it.
2957 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2959 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * c-typeck.c (digest_init): Call 'convert_for_assignment'
2962 before returning.
2964 2005-07-16 Jan Hubicka <jh@suse.cz>
2966 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2967 (scale_bbs_frequencies_int): Watch roundoff errors.
2968 * predict.c (return_prediction): Initialize return_stmt.
2970 2005-07-16 Jan Hubicka <jh@suse.cz>
2972 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2973 after RTL profiling.
2975 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
2977 PR middle-end/22398
2978 * fold-const.c (build_range_check): Convert high/low to etype
2979 if we are only comparing against exp.
2981 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
2983 Fix PR tree-optimization/22376
2984 * tree-ssa-structalias.c (build_constraint_graph): We really meant
2985 special var here.
2986 (need_to_solve): New function.
2987 (compute_points_to_sets): Use it.
2989 2005-07-15 Jan Hubicka <jh@suse.cz>
2991 * cfg.c (update_bb_profile_for_threading): More diagnostic.
2992 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2994 2005-07-15 Richard Guenther <rguenther@suse.de>
2996 * c-common.c (handle_flatten_attribute): New function.
2997 Add flatten function attribute.
2998 * doc/extend.texi: Document flatten function attribute.
2999 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3000 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3001 New functions.
3002 (cgraph_decide_inlining): Handle functions with flatten
3003 attribute.
3005 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3007 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3008 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3009 UNSPEC_XCHG, UNSPEC_AND): New.
3010 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3011 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3012 * config/rs6000/sync.md (FETCHOP): New code macro.
3013 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3014 New code attrs.
3015 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3016 (sync_compare_and_swap<mode>): Same.
3017 (sync_lock_test_and_set<mode>): Same.
3018 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3019 for QImode and HImode, and not PPC405.
3020 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3021 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3022 (sync_<fetchop>{si,di}_internal): New.
3023 (sync_nand{si,di}_internal): New.
3024 (sync_old_<fetchop>{si,di}_internal): New.
3025 (sync_old_nand{si,di}_internal): New
3026 (sync_new_<fetchop>{si,di}_internal): New.
3027 (sync_new_nand{si,di}_internal): New.
3028 (atomic_and{si,di}): New.
3029 (sync_new_nand{si,di}_internal): New.
3030 (atomic_and{si,di}): New.
3031 (sync_add<mode>_internal): Delete.
3032 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3033 (sync_sub<mode>_internal): Delte.
3034 (sync_subshort_internal): New.
3035 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3036 (sync_anddi_internal): Delete.
3037 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3038 (sync_booldi_internal): Delete.
3039 (sync_boolc<mode>_internal): Delete.
3040 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3041 (sync_boolc<mode>_internal2): Delete.
3042 (sync_boolcc<mode>_internal): Delete.
3043 (isync, lwsync): Use unspec instead of unspec_volatile.
3044 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3045 Revert UNSPEC_VOLATILE.
3046 (rs6000_split_atomic_op): New.
3047 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3049 2005-07-14 Eric Christopher <echristo@redhat.com>
3051 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3052 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3054 2005-07-14 Eric Christopher <echristo@redhat.com>
3056 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3058 2005-07-14 Steven Bosscher <stevenb@suse.de>
3060 PR tree-optimization/22230
3061 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3062 the computation of the four cross productions for "range op range".
3064 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3065 Ulrich Weigand <uweigand@de.ibm.com>
3067 PR target/20126
3068 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3069 in some insn.
3071 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3073 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3075 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3077 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3079 2005-07-14 Richard Guenther <rguenther@suse.de>
3081 PR middle-end/22347
3082 * config/i386/i386-protos.h (ix86_function_value): Change
3083 prototype to match new target hook.
3084 * config/i386/i386.c (ix86_value_regno): Change prototype
3085 to take extra type argument.
3086 (TARGET_FUNCTION_VALUE): Define.
3087 (ix86_function_ok_for_sibcall): Pass extra argument to
3088 ix86_value_regno, check return slot rtx for exact match.
3089 (ix86_function_value): Take extra parameter. Dispatch to
3090 ix86_value_regno with fndecl/fntype as provided.
3091 (ix86_value_regno): Handle extra type argument.
3092 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3094 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3095 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3096 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3097 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3098 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3100 2005-07-14 Richard Guenther <rguenther@suse.de>
3102 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3103 * calls.c (expand_call): Pass fntype to hard_function_value.
3104 (emit_library_call_value_1): Likewise.
3105 * explow.c: Include target.h.
3106 (hard_function_value): Take extra argument, the fntype.
3107 Use new target hook for function_value.
3108 * expr.h (hard_function_value): Change prototype.
3109 * function.c (aggregate_value_p): Pass 0 as fntype to
3110 hard_function_value.
3111 (assign_parms): Use new target hook for function_value.
3112 Pass 0 as fntype to hard_function_value.
3113 (expand_function_end): Likewise.
3114 * reg-stack.c: Include target.h.
3115 (stack_result): Use new target hook for function_value.
3116 * target-def.h: New target hook function_value.
3117 * target.h: Likewise.
3118 * targhooks.c (default_function_value): New function.
3119 * targhooks.h (default_function_value): Declare.
3121 2005-07-13 Ian Lance Taylor <ian@airs.com>
3123 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3125 2005-07-14 Jan Hubicka <jh@suse.cz>
3127 * tree-dfa.c (dump_variable): Use default_def function.
3128 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3129 * tree-ssa.c (verify_use): Likewise.
3130 * tree-ssanames.c (release_ssa_name): Likewise.
3131 * tree-tailcall.c (eliminate_tail_call): Likewise.
3132 (tree_optimize_tail_calls_1): Likewise.
3133 * tree-vrp.c (get_value_range): Likewise.
3135 2005-07-14 Ben Elliston <bje@au.ibm.com>
3137 * gcc.c (main): Compare language[0] with '*' when iterating over
3138 the infiles.
3140 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3142 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3143 "s390_emit_compare". Add handling of CCZ1mode.
3144 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3145 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3146 checking.
3147 (s390_branch_condition_mask): Add CCZ1mode handling.
3148 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3149 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3150 Use CCZ1mode instead of CCZmode.
3151 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3153 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3155 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3156 pattern.
3157 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3159 2005-07-13 Eric Christopher <echristo@redhat.com>
3161 * config/mips/mips.c (mips_canonicalize_comparison): New.
3162 (mips_emit_int_relational): Use.
3164 2005-07-13 Eric Christopher <echristo@redhat.com>
3166 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3167 static extra parts.
3168 * config/s390/s390.md: Include tpf.md. Move tpf specific
3169 patterns...
3170 * config/s390/tpf.md: To here.
3171 * config/s390/s390.opt: Move tpf specific options...
3172 * config/s390/tpf.opt: to here. Add mmain option.
3173 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3174 * config/s390/tpf.h: Rewrite.
3176 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3178 * doc/tm.texi: Remove @xref{Cross-profiling}.
3180 2005-07-13 Jeff Law <law@redhat.com>
3182 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3183 expressions, test their _DECL operands for pointer equality rather
3184 than using operand_equal_p.
3186 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3189 (TARGET_POSIX_IO): This.
3190 * config/darwin.h: Likewise.
3191 * config/freebsd.h: Likewise.
3192 * config/linux.h: Likewise.
3193 * config/lynx.h: Likewise.
3194 * config/netbsd.h: Likewise.
3195 * config/rs6000/linux64.h: Likewise.
3196 * config/rs6000/linux.h: Likewise.
3197 * config/s390/tpf.h: Likewise.
3198 * config/sh/embed-elf.h: Likewise.
3199 * config/sparc/linux64.h: Likewise.
3200 * config/sparc/linux.h: Likewise.
3201 * config/svr4.h: Likewise.
3202 * gcov-io.h: Likewise.
3204 * doc/tm.texi: Updated.
3206 * libgcov.c (create_file_directory): Defined only if
3207 TARGET_POSIX_IO is defined.
3208 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3209 is defined.
3211 2005-07-13 Jan Hubicka <jh@suse.cz>
3213 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3215 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3217 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3218 structure as argument.
3220 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3222 PR tree-optimization/21921
3223 * tree-iterator.c (tsi_link_before): Support the case when
3224 tsi_end_p (tsi) == true.
3226 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3228 PR tree-optimization/22442
3229 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3230 correctly.
3232 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3234 PR rtl-optimization/20376
3235 * toplev.c (process_options): Enable -fweb and -frename-registers when
3236 unrolling.
3237 * doc/invoke.texi: Update the information about when -fweb and
3238 -frename-registers are enabled.
3240 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3242 PR tree-opt/21840
3243 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3244 if *rhs_p is not a SSA_NAME.
3246 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3248 Fix PR tree-optimization/22422
3249 * tree-ssa-structalias.c (struct variable_info): Add flag for
3250 special vars.
3251 (get_varinfo): Now a static function.
3252 (new_varinfo): init has_union and is_special_var to false.
3253 (solution_set_add): Check has_union.
3254 (do_da_constraint): Move temporary variable so it gets reset
3255 properly.
3256 Also check for special variable.
3257 (do_ds_constraint): Ditto.
3258 (do_sd_constraint): Ditto.
3259 (do_structure_copy): Check for special variable.
3260 (find_func_aliases): Ditto.
3261 (init_base_vars): Set special vars properly.
3263 2005-07-13 Jan Hubicka <jh@suse.cz>
3265 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3266 do unit-at-a-time.
3268 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3269 (get_expr_operands): Fix thinko wrt flags and subvars.
3271 PR tree-optimize/22379
3272 * tree-inline.c (expand_call_inline): Do not output sorry in early
3273 inlining.
3275 2005-07-12 Dale Johannesen <dalej@apple.com>
3277 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3279 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3281 PR bootstrap/21704
3282 * host-linux.h: Include limits.h.
3284 2005-07-12 Dale Johannesen <dalej@apple.com>
3286 * expr.c (compress_float_constant): Add cost check.
3287 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3289 2005-07-12 Dale Johannesen <dalej@apple.com>
3291 * gcc.target/i386/compress-float-sse.c: New.
3292 * gcc.target/i386/compress-float-sse-pic.c: New.
3293 * gcc.target/i386/compress-float-387.c: New.
3294 * gcc.target/i386/compress-float-387-pic.c: New.
3295 * gcc.dg/compress-float-ppc.c: New.
3296 * gcc.dg/compress-float-ppc-pic.c: New.
3298 2005-07-12 Eric Christopher <echristo@redhat.com>
3300 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3301 static extra parts.
3302 * config/s390/s390.md: Include tpf.md. Move tpf specific
3303 patterns...
3304 * config/s390/tpf.md: To here.
3305 * config/s390/s390.opt: Move tpf specific options...
3306 * config/s390/tpf.opt: to here. Add mmain option.
3307 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3308 * config/s390/tpf.h: Rewrite.
3310 2005-07-12 Eric Christopher <echristo@redhat.com>
3312 * gcc.c (struct infile): Update comment for language.
3313 (main): Rewrite input file resetting code.
3315 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3317 PR tree-opt/22335
3318 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3319 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3320 (lookup_avail_expr): Use constant_boolean_node instead
3321 of boolean_false_node/boolean_true_node.
3323 2005-07-12 Ben Elliston <bje@au.ibm.com>
3325 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3326 and use it when printing num_edges.
3328 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3330 * doc/extend.texi (Blackfin Built-in Functions): New section.
3331 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3332 @opindex.
3334 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3336 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3337 s/cmpstrsi/cmpstrnsi
3338 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3339 'cmpstrnsi'.
3340 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3341 (init_optabs): Initialize cmpstrn_optab.
3342 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3343 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3344 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3345 * config/i386/i386.md: s/cmpstr/cmpstrn
3346 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3347 * doc/md.texi: Update documentation.
3349 2005-07-11 Richard Henderson <rth@redhat.com>
3351 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3352 build_va_arg_indirect_ref.
3353 (alpha_gimplify_va_arg): Likewise.
3354 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3355 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3356 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3357 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3358 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3359 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3360 Likewise.
3361 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3363 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3365 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3366 * passes.c (init_optimization_passes): Add pass_empty_loop.
3367 * tree-pass.h (pass_empty_loop): Declare.
3368 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3369 try_remove_empty_loop, remove_empty_loops): New functions.
3370 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3371 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3373 2005-07-12 Peter Barada <peter@the-baradas.com>
3375 PR middle-end/16719
3376 PR middle-end/18421
3377 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3378 in address registers.
3379 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3380 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3381 alternative of addsi3_5200.
3383 2005-07-11 Ian Lance Taylor <ian@airs.com>
3385 * config/mips/mips.md (ffs<mode>2): Remove.
3387 2005-07-11 Ian Lance Taylor <ian@airs.com>
3389 * doc/tree-ssa.texi (Cleanups): Improve description of
3390 TRY_FINALLY_EXPR.
3391 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3393 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3395 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3396 * tree.h (DECL_ARGUMENT_FLD): New macro.
3398 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3400 Fix PR tree-optimization/22404
3402 * tree-ssa-structalias.c (create_variable_info_for): Use
3403 correct offset.
3405 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3407 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3408 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3409 for second comparison operand.
3410 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3412 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3413 (define_insn_reservation "alu"): Likewise.
3414 (csync, ssync): Now of type sync.
3415 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3416 -mcsync-anomaly -mspecld-anomaly.
3417 * config/bfin/bfin.opt (mcsync): Remove.
3418 (mcsync-anomaly, mspecld-anomaly): Add.
3419 * config/bfin/bfin.c: Include "insn-codes.h".
3420 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3421 (TARGET_DEFAULT_TARGET_FLAGS): New.
3422 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3424 2005-07-11 Steven Bosscher <stevenb@suse.de>
3426 * basic-block.h: Give the BB flags enum a name, bb_flags.
3427 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3428 * cfgcleanup.c (enum bb_flags): Remove here.
3429 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3430 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3431 (update_forwarder_flag): Likewise.
3432 (thread_jump): Likewise.
3433 (try_forward_edges): Likewise.
3434 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3435 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3436 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3438 2005-07-11 Richard Guenther <rguenther@suse.de>
3440 * config/i386/i386.opt: New target option -msseregparm.
3441 * config/i386/i386.c (override_options): Error out for
3442 -msseregparm but no SSE support.
3443 (ix86_function_sseregparm): Check for global sseregparm.
3444 * doc/invoke.texi: Document -msseregparm.
3446 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3448 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3449 (m32rle-*-linux*): Ditto.
3451 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3453 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3454 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3455 bytes.
3457 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3459 PR middle-end/22239
3460 PR target/20126
3461 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3462 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3464 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3466 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3467 (varmap): Heapify varmap.
3468 (constraints): Heapify constraints.
3469 (struct constraint_graph): Heapify succs and preds.
3470 (constraint_vec_find): Update for heapification.
3471 (constraint_set_union): Ditto.
3472 (insert_into_complex): Ditto.
3473 (constraint_edge_vec_find): Ditto.
3474 (erase_graph_self_edge): Ditto.
3475 (add_graph_edge): Ditto.
3476 (get_graph_weights): Ditto.
3477 (merge_graph_nodes): Ditto.
3478 (build_constraint_graph): Ditto.
3479 (topo_visit): Ditto.
3480 (solve_graph): Ditto.
3481 (create_variable_info_for): Ditto.
3482 (init_base_vars): Ditto.
3483 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3484 (condese_varmap_nodes): Free complex vector.
3485 (clear_edges_for_node): Clear succs and preds vector.
3487 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3489 * tree-ssa-structalias.c (update_alias_info): Change counting of
3490 references to not include vdefs.
3492 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3494 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3495 (up_insert): Ditto.
3497 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3499 * pa.c (pa_commutative_p): Make PLUS commutative when
3500 TARGET_NO_SPACE_REGS is true.
3502 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3504 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3505 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3506 * tree-dfa.c (dump_subvars_for): New.
3507 (debug_subvars_for): New.
3508 (dump_variable): Show subvariables if VAR has them.
3509 * tree-flow-inline.h (get_subvar_at): New.
3510 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3511 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3512 Update all users.
3513 (struct subvar): Change fields offset and size to unsigned
3514 HOST_WIDE_INT.
3515 (dump_subvars_for): Declare.
3516 (debug_subvars_for): Declare.
3517 (get_subvar_at): Declare.
3518 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3519 to unsigned HOST_WIDE_INT *.
3520 (overlap_subvar): Likewise.
3521 * tree-gimple.c (is_gimple_reg): Always return false for
3522 SFTs and memory tags.
3523 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3524 Update all callers.
3525 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3526 (compute_may_aliases): Call compute_points_to_sets.
3527 (collect_points_to_info_for): Remove.
3528 (compute_points_to_and_addr_escape): Remove.
3529 (delete_alias_info): Call delete_points_to_sets.
3530 (compute_flow_sensitive_aliasing): If the call to
3531 find_what_p_points_to returns false, call set_pt_anything.
3532 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3533 (set_pt_anything): Clear pi->pt_vars.
3534 (set_pt_malloc): Remove.
3535 (merge_pointed_to_info): Remove.
3536 (add_pointed_to_expr): Remove.
3537 (add_pointed_to_var): Remove.
3538 (collect_points_to_info_r): Remove.
3539 (is_escape_site): Make extern.
3540 (create_sft): New.
3541 (create_overlap_variables_for): Call it.
3542 * tree-ssa-copy.c (merge_alias_info): Never merge
3543 flow-sensitive alias information.
3544 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3545 offset and size to be unsigned HOST_WIDE_INT.
3546 (add_to_addressable_set): Rename from note_addressable.
3547 Set TREE_ADDRESSABLE as the variables are added to the set.
3548 Update all users.
3549 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3550 operands into VUSEs when adding V_MAY_DEFs for members in an
3551 alias set.
3552 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3553 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3554 (struct variable_info): Add bitfield is_heap_var.
3555 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3556 (new_var_info): Initialize is_heap_var.
3557 (get_constraint_for): Add HEAP variables to the symbol table.
3558 Mark them with is_heap_var.
3559 (update_alias_info): New. Taken mostly from the old
3560 compute_points_to_and_addr_escape.
3561 (handle_ptr_arith): New.
3562 (find_func_aliases): Call update_alias_info.
3563 Call handle_ptr_info for tcc_binary expressions.
3564 Call mark_stmt_modified.
3565 (create_variable_info_for): If DECL has subvars, do not create
3566 variables for its subvars. Always add all the fields.
3567 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3568 SFTs, then add all the SFTs of the structure.
3569 If VI->DECL is an aggregate with subvariables, add the SFT at
3570 VI->OFFSET.
3571 (find_what_p_points_to): If VI is an artificial variable,
3572 translate to bitfields in SSA_NAME_PTR_INFO.
3573 If the solution is empty, set pi->pt_vars to NULL
3574 (init_base_vars): Create ANYOFFSET.
3575 (compute_points_to_sets): Rename from create_alias_vars.
3576 Make extern.
3577 (pass_build_pta): Remove.
3578 (delete_points_to_sets): Rename from delete_alias_vars.
3579 (pass_del_pta): Remove.
3580 * tree-ssa-structalias.h (struct alias_info): Move from
3581 tree-ssa-alias.h.
3582 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3583 NUM_REFERENCES_SET): Likewise.
3584 (compute_points_to_sets, delete_points_to_sets): Declare.
3586 2005-07-09 Richard Henderson <rth@redhat.com>
3588 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3589 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3590 alpha_split_lock_test_and_set_12): New functions.
3591 * config/alpha/alpha-protos.h: Update.
3592 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3593 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3594 * config/alpha/sync.md (I12MODE): New.
3595 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3596 (sync_<fetchop_name><I48MODE>): Likewise.
3597 (sync_nand<I48MODE>): Likewise.
3598 (sync_old_<fetchop_name><I48MODE>): Likewise.
3599 (sync_new_<fetchop_name><I48MODE>): Likewise.
3600 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3601 (sync_compare_and_swap<I48MODE>): Likewise.
3602 (sync_lock_test_and_set<I48MODE>): Likewise.
3603 (sync_compare_and_swap<I12MODE>): New.
3604 (sync_compare_and_swap<I12MODE>_1): New.
3605 (sync_lock_test_and_set<I12MODE>): New.
3606 (sync_lock_test_and_set<I12MODE>_1): New.
3608 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3610 PR 21356
3611 PR 22332
3612 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3614 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3616 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3617 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3619 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3621 PR target/21656
3622 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3624 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3626 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3627 memory_operand constraint.
3628 (store_conditional_<mode>): Same.
3629 (sync_compare_and_swap<mode>): Same.
3630 (sync_lock_test_and_set<mode>): Same.
3632 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3634 Rewrite PIC support to more closely model actual instructions.
3635 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3636 (cris_symbol): Remove prototypes for removed functions.
3637 (cris_pic_symbol_type_of, cris_valid_pic_const)
3638 (cris_expand_pic_call_address): Prototypes for new functions.
3639 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3640 variable.
3641 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3642 modifiers.
3643 <case ':'>: Add case for new punctuation character.
3644 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3645 emitting (extra) PIC modifier.
3646 <case UNSPEC>: Do not assert for PLT.
3647 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3648 (cris_expand_prologue, cris_expand_epilogue): Check
3649 for pic_offset_table_rtx usage instead of taking
3650 current_function_uses_pic_offset_table as the final word.
3651 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3652 Remove flag_pic difference.
3653 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3654 the moral equivalents of...
3655 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3656 functions.
3657 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3658 (cris_handle_option): Mark ARG as unused.
3659 (cris_expand_pic_call_address): New worker function for "call",
3660 "call_value".
3661 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3662 output PIC constructs here.
3663 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3664 as symbol-specific modifers, not whole or part of operands.
3665 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3666 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3667 constants and flag_pic.
3668 (CONSTANT_INDEX_P): Adjust for new functions.
3669 (enum cris_pic_symbol_type): New helper type.
3670 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3671 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3672 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3673 define_constants.
3674 ("movsi"): Emit actual instructions for GOT and relative access.
3675 ("*movsi_got_load"): New pattern to set up the register holding
3676 the GOT pointer.
3677 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3678 Adjust FIXME for 'S'.
3679 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3680 Use "movs" for -fpic cases.
3681 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3682 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3683 ("call", "call_value"): Just call cris_expand_pic_call_address for
3684 PIC addresses.
3685 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3686 Remove special pattern.
3687 ("*expanded_call_side", "*expanded_call_value_side"): New
3688 patterns.
3689 (gotplt-to-plt, gotplt-to-plt-side-call)
3690 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3691 peephole2:s.
3692 * config/cris/cris/predicates.md
3693 ("cris_general_operand_or_gotless_symbol"): Remove unused
3694 predicate.
3695 ("cris_general_operand_or_symbol"): Adjust for new functions.
3697 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3699 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3701 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3703 * Makefile.in (TREE_H): Add treestruct.def.
3704 (c-decl.o): Add pointer-set.h
3705 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3706 visibility on regular DECL's.
3707 (merge_decls): Fix the copying of decl nodes of various types for
3708 the new structures. Don't update RTL, section name, weak status,
3709 etc, on DECL's without RTL.
3710 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3711 Don't check volatile on non-variable types.
3712 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3713 to check whether we have seen arguments.
3714 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3715 flag is checked before field (flag is common, field is not).
3716 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3717 TS_DECL_COMMON could have an origin.
3718 (add_location_or_const_value_attribute): Don't check section name
3719 on non-var/function decls.
3720 (dwarf2out_var_location): Reverse order of tests.
3721 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3722 with DECL_WRTL_CHECK.
3723 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3724 * fold-const.c (fold_binary): Don't check weakness on
3725 non-var/function decls.
3726 (tree_expr_nonzero_p): Ditto.
3727 (fold_checksum_tree): Use tree_decl_extra as sizeof
3728 buffer.
3729 * ggc-page.c (extra_order_size_table): Add sizes for
3730 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3731 tree_field_decl.
3732 * gimplify.c (gimplify_bind_expr): Only set
3733 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3734 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3735 without RTL.
3736 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3737 * langhooks.h (init_ts). New langhook.
3738 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3739 * print-tree.c (print_node): Update to only print fields that
3740 exist in the structures the passed decl has.
3741 * toplev.c (wrapup_global_declarations): Don't reset
3742 DECL_DEFER_OUTPUT on DECL's that don't contain it.
3743 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3744 * tree-inline.c (remap_decl): Ditto.
3745 * tree-outof-ssa.c (create_temp): Reverse order of tests.
3746 * tree-pretty-print.c (print_declaration): Don't print
3747 DECL_REGISTER on things that don't contain it.
3748 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3749 non-var/function decls.
3750 * tree.c (tree_contains_struct): New structure.
3751 (init_priority_for_decl): New hashtable.
3752 (tree_int_map): New structure.
3753 (tree_int_map_eq): New function.
3754 (tree_int_map_marked_p): Ditto.
3755 (tree_int_map_hash): Ditto.
3756 (tree_map): Move to tree.h.
3757 (tree_map_eq): Externalize.
3758 (tree_map_hash): Ditto.
3759 (tree_map_marked_p): Ditto.
3760 (init_ttree): Set up tree_contains_struct and call langhook.
3761 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3762 (tree_code_size): Update for new structures.
3763 (tree_node_structure): Update for new structures.
3764 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3765 without the field.
3766 (copy_node_stat): Copy init priority.
3767 (build_decl_stat): Ditto for visibility.
3768 (ts_enum_names): New.
3769 (tree_contains_struct_check_failed): New function.
3770 (decl_init_priority_lookup): Ditto.
3771 (decl_init_priority_insert): Ditto.
3772 * treestruct.def: New file.
3773 * tree.h (CODE_CONTAINS_STRUCT): New macro.
3774 (CONTAINS_STRUCT_CHECK): Ditto.
3775 (tree_contains_struct_check_failed): New prototype.
3776 (DECL_CHECK): Removed.
3777 (DECL_MINIMAL_CHECK): New.
3778 (DECL_COMMON_CHECK): Ditto.
3779 (DECL_WRTL_CHECK): Ditto.
3780 (DECL_NON_COMMON_CHECK): Ditto.
3781 (DECL_WITH_VIS_CHECK): Ditto.
3782 (VAR_OR_FUNCTION_DECL_P): Ditto
3783 (struct tree_decl_minimal): New structure.
3784 (struct tree_decl_common): Ditto.
3785 (struct tree_decl_with_rtl): Ditto.
3786 (struct tree_decl_with_vis): Ditto.
3787 (struct tree_decl_non_common): Ditto.
3788 (struct tree_field_decl): Ditto.
3789 (struct tree_parm_decl): Ditto.
3790 (struct tree_var_decl): Ditto.
3791 (struct tree_function_decl): Ditto.
3792 (struct tree_const_decl): Ditto.
3793 (struct tree_result_decl): Ditto.
3794 (union tree_node): Add new structures.
3795 * var-tracking.c (track_expr_p): Reverse order of tests.
3797 * doc/c-tree.texi: Add documentation on DECL node internal structure.
3799 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3801 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3802 * system.h: Poison FINALIZE_PIC.
3803 * doc/tm.texi (FINALIZE_PIC): Remove.
3805 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3807 PR tree-opt/22329
3808 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3809 to the correct type if we have a MODIFY_EXPR.
3811 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
3813 PR tree-optimization/22360
3814 * tree.c (upper_bound_in_type): Fix calculations for casting
3815 to a non-wider signed type and casting a signed value to a
3816 wider unsigned type.
3817 (lower_bound_in_type): Fix calculations for casting to a
3818 non-wider signed type.
3820 PR tree-optimization/20139
3821 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3822 release_defs.
3823 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3824 fold_cond_expr_cond.
3825 * tree-ssanames.c (release_defs): Assert in_ssa_p.
3826 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3828 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3830 PR tree-opt/22356
3831 * tree-complex.c (expand_complex_libcall): Produce
3832 REALPART_EXPR/IMAGPART_EXPR with the correct type.
3834 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3836 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3837 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3838 b" assert and inserted fastpath code for this case.
3839 (bitmap_ior): Removed "a != b" assert.
3841 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3843 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3844 (ENDFILE_SPEC): Likewise.
3845 * config/m32r/m32r.h (ASM_SPEC): Likewise.
3847 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3848 a large stack frame at epilogue.
3850 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
3852 * final.c: Include sdbout.h when required.
3854 2005-07-07 Geoffrey Keating <geoffk@apple.com>
3856 * config.gcc (*-*-darwin*): Only one target-specific header file
3857 for generic darwin.
3858 (powerpc-*-darwin*): Add version-specific header files.
3859 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3860 * config.in: Regenerate.
3861 * configure: Regenerate.
3862 * gcc.c: Include xregex.h.
3863 (version_compare_spec_function): New.
3864 (spec_function): Add version-compare.
3865 (replace_outfile_spec_function): Reformat comment.
3866 (compare_version_strings): New.
3867 * config/darwin-c.c (version_as_macro): New.
3868 (builtin_define): New.
3869 (darwin_cpp_builtins): New.
3870 * config/darwin-protos.h (darwin_cpp_builtins): New.
3871 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3872 (LIB_SPEC): Make unconditional, update comment.
3873 (TARGET_C99_FUNCTIONS): Define.
3874 * config/darwin.opt: Sort.
3875 (mmacosx-version-min=): New.
3876 * config/darwin7.h: Delete.
3877 * config/darwin8.h: Delete.
3878 * config/i386/darwin.h (): Call darwin_cpp_builtins.
3879 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3880 (TARGET_C99_FUNCTIONS): Define.
3881 * config/rs6000/darwin7.h: New.
3882 * config/rs6000/darwin8.h: New.
3883 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3884 (-mmacosx-version-min): Document.
3886 2005-07-07 Ian Lance Taylor <ian@airs.com>
3888 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3890 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
3892 PR middle-end/22239
3893 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3895 2005-07-07 Khem Raj <kraj@mvista.com>
3897 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3898 in bytes, not words.
3900 2005-07-07 Paul Brook <paul@codesourcery.com>
3902 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3903 DEFAULT_FUNCTION_ARG_PADDING to upward.
3905 2005-07-07 Richard Henderson <rth@redhat.com>
3907 * function.c (locate_and_pad_parm): Record parameter alignment in
3908 stack_alignment_needed.
3910 2005-07-07 David Edelsohn <edelsohn@gnu.org>
3912 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3913 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3914 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3915 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3916 (define_attr "type"): Add isync, sync, load_l, store_c.
3917 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3918 Create scratch volatile MEM.
3919 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
3920 sync.
3921 (load_locked_<mode>): New.
3922 (store_conditional_<mode>): New.
3923 (sync_compare_and_swap<mode>): Replace with splitter.
3924 (sync_lock_test_and_set<mode>): Replace with splitter.
3925 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3926 and UNSPECV_ISYNC.
3927 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
3928 is ics. Attribute isync.
3929 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
3930 lwsync.
3931 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3932 and UNSPECV_SYNC_OP.
3933 (emit_unlikely_jump): New.
3934 (emit_load_locked): New.
3935 (emit_store_conditional): New.
3936 (rs6000_split_compare_and_swap): New.
3937 (rs6000_split_lock_test_and_set): New.
3938 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3939 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3940 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3941 rs6000_split_lock_test_and_set): Declare.
3942 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3943 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3944 store_c, isync, sync.
3946 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
3948 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3949 filenames to gtyp-gen.h.
3950 (s-typ-gen): Use it in place of for loops.
3952 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
3954 * hooks.c (hook_bool_rtx_int_false): New function.
3955 * hooks.h (hook_bool_rtx_int_false): Declare.
3956 * target-def.h (TARGET_COMMUTATIVE_P): Define.
3957 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3958 * target.h (struct gcc_target): Add commutative_p member.
3959 * targhooks.c (hook_bool_rtx_commutative_p): New function.
3960 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3961 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3962 (pa_commutative_p): New function.
3963 * jump.c (target.h): Include.
3964 (rtx_renumbered_equal_p): Use targetm.commutative_p.
3965 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3967 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3969 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3970 (s390_expand_setmem): New.
3971 * config/s390/s390.c: Likewise.
3972 (print_shift_count_operand): Truncate to 12 bits instead of 6.
3973 Adapt comments.
3974 * config/s390/s390.md: ("setmem<mode>"): Accept character as
3975 general_operand. Call new function "s390_expand_setmem".
3976 ("clrmem_long", "*clrmem_long"): Rewrite to ...
3977 ("setmem_long", "*setmem_long"): ... this.
3979 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3981 * config/s390/s390.c: (optimization_options): Enable
3982 TARGET_MVCLE at -Os.
3983 * doc/invoke.texi: Document changes in default behaviour.
3984 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3986 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
3988 * expr.c: (set_storage_via_setmem): Convert opchar to mode
3989 defined by back-end.
3991 2005-07-07 Jakub Jelinek <jakub@redhat.com>
3993 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3994 all sets in the pattern.
3995 * config/rs6000/rs6000.md (stack_protect_testsi,
3996 stack_protect_testdi): Likewise.
3998 2005-07-06 Jeff Law <law@redhat.com>
4000 * tree-vrp.c (simplify_using_ranges): Kill.
4001 (vrp_finalize): Remove call to simplify_using_ranges.
4002 (simplify_stmt_using_ranges): New function extracted from
4003 simplify_using_ranges.
4004 (simplify_div_or_mod_using_ranges): Likewise.
4005 (simplify_abs_using_ranges): Likewise.
4006 (simplify_cond_using_ranges): New function.
4007 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4008 * tree-ssa-propagate.c (substitute_and_fold): Call
4009 simplify_stmt_using_ranges if we have range information.
4011 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4013 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4014 ia64_flag_schedule_isns2.
4016 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4017 reading/writing general registers.
4018 (ia64_function_arg): Revert 2005-06-18 change.
4020 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4022 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4023 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4025 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4027 * function.c (expand_function_end): Revert part of 2005-06-27
4028 patch. Do sjlj_emit_function_exit_after after return_label.
4030 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4032 * doc/install.texi (--disable-libssp): New.
4034 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4036 * doc/invoke.texi: Update -fforce-mem documentation.
4037 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4038 code for -fforce-mem.
4039 * expmed.c: (store_bit_field,store_fixed_bit_field,
4040 extract_bit_field): Ditto.
4041 * expr.c: (convert_move): Ditto.
4042 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4043 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4044 emit_conditional_add,expand_float,expand_fix): Ditto.
4045 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4046 (common_handle_option): Issue warning when -fforce-mem specified.
4048 2005-07-06 Paul Brook <paul@codesourcery.com>
4050 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4051 argument is empty.
4052 * configure: Regenerate.
4054 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4056 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4058 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4060 Fix PR tree-optimization/22319
4061 Fix PR tree-optimization/22140
4062 Fix PR tree-optimization/22310
4064 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4065 variable sized types.
4066 Use correct type for intermediate structure on *a = *b structure
4067 copies.
4069 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4071 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4072 Remove.
4073 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4074 (machine_function): Move typedef to...
4075 * config/rs6000/rs6000.c (machine_function): ... here. Add
4076 varargs_save_offset field.
4077 (rs6000_stack_t): Remove varargs_size field.
4078 (setup_incoming_varargs): Allocate varargs save area using
4079 assign_stack_local, try to make it as small as possible.
4080 Save offset from virtual_stack_vars_rtx to the save area
4081 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4082 instead of magic 8 when fp word byte size is used.
4083 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4084 instead of -RS6000_VARARGS_SIZE.
4085 (rs6000_stack_info, debug_stack_info,
4086 rs6000_initial_elimination_offset): Remove all traces of
4087 varargs_size.
4088 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4089 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4090 RS6000_VARARGS_AREA.
4092 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4094 PR tree-optimization/21963
4095 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4096 constant_multiple_of in the same way get_computation_cost_at does.
4098 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4100 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4101 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4102 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4103 and return its previous value.
4104 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4105 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4106 constants.
4107 (stack_protect_set, stack_protect_test): New expanders.
4108 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4109 stack_protect_testdi): New insns.
4110 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4111 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4113 2005-07-06 Jeff Law <law@redhat.com>
4115 * tree-ssa-dce.c (cfg_altered): New global.
4116 (tree_dce_init): Initialize cfg_altered.
4117 (remove_dead_stmt): If we remove an edge in the CFG, then set
4118 CFG_ALTERED.
4119 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4120 the dominators.
4122 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4124 * Makefile.in (stamp-collect-ld): Use
4125 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4126 ./collect-ld if it already exists.
4127 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4128 Don't remove ./nm if it already exists.
4130 2005-07-05 Devang Patel <dpatel@apple.com>
4132 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4133 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4134 * tree-vectorizer.c (vect_loop_location): New.
4135 (vect_print_dump_info): Use vect_loop_location.
4136 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4137 (vectorize_loops): Set vect_loop_location.
4138 * tree-vect-analyze.c (vect_analyze_offset_expr,
4139 vect_determin_vectorization_factor, vect_analyze_operations,
4140 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4141 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4142 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4143 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4144 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4145 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4146 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4147 vect_analyze_loop): Adjust vect_print_dump_info API.
4148 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4149 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4150 vect_finish_stmt_generation, vectorizable_assignment,
4151 vectorizable_operation, vectorizable_store, vectorizable_load,
4152 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4153 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4154 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4155 vect_transform_loop): Same.
4156 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4157 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4158 Same.
4160 2005-07-05 Randolph Chung <tausq@debian.org>
4162 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4163 * configure: Regenerate.
4164 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4165 (pa_tls_referenced_p): Declare.
4166 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4167 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4168 (legitimize_tls_address): New.
4169 (hppa_legitimize_address): Handle TLS addresses.
4170 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4171 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4172 (emit_move_sequence): Handle TLS addresses.
4173 (pa_encode_section_info): Call default handler to handle common
4174 sections.
4175 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4176 (CONSTANT_ADDRESS_P): Reject TLS operands.
4177 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4178 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4179 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4180 (UNSPEC_TLSLE): Define new constants.
4181 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4182 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4183 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4184 (tie_symbolic_operand, tle_symbolic_operand): New
4186 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4188 * aclocal.m4: Update macros for autoconf 2.59 style.
4189 * configure.ac: Likewise.
4191 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4193 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4194 (function_arg): Pass small aggregates in general registers on 32-bit
4195 targets.
4196 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4198 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4200 * Makefile.in (final.o): Fix dependencies.
4202 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4204 PR c/22013
4205 PR c/22098
4206 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4207 * langhooks.c (lhd_expr_to_decl): New.
4208 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4209 New.
4210 (LANG_HOOKS_INITIALIZER): Update.
4211 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4212 expr_to_decl langhook.
4213 * c-tree.h (c_expr_to_decl): Declare.
4214 * c-typeck.c (c_expr_to_decl): New.
4215 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4216 specially.
4217 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4219 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4221 PR c/22308
4222 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4223 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4225 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4227 * Makefile.in: Adjust dependencies.
4228 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4229 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4230 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4231 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4232 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4233 rest_of_compilation.
4235 * bb-reorder.c (gate_duplicate_computed_gotos,
4236 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4237 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4238 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4239 pass_partition_blocks): New.
4240 * bt-load.c (gate_handle_branch_target_load_optimize,
4241 rest_of_handle_branch_target_load_optimize,
4242 pass_branch_target_load_optimize): New.
4243 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4244 pass_jump2): New.
4245 * cfglayout.c (pass_insn_locators_initialize): New.
4246 * cfgrtl.c (pass_free_cfg): New.
4247 * combine.c (gate_handle_combine, rest_of_handle_combine,
4248 pass_combine): New.
4249 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4250 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4251 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4252 * except.c (pass_set_nothrow_function_flags,
4253 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4254 pass_rtl_eh): New.
4255 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4256 rest_of_handle_shorten_branches, pass_shorten_branches,
4257 rest_of_clean_state, pass_clean_state): New.
4258 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4259 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4260 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4261 pass_flow2): New.
4262 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4263 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4264 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4265 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4266 pass_gcse): New.
4267 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4268 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4269 pass_rtl_ifcvt, gate_handle_if_after_combine,
4270 rest_of_handle_if_after_combine, pass_if_after_combine,
4271 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4272 pass_if_after_reload): New.
4273 * integrate.c (pass_initial_value_sets): New.
4274 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4275 pass_purge_lineno_notes): New.
4276 * mode-switching.c (rest_of_handle_mode_switching,
4277 pass_mode_switching): New.
4278 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4279 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4280 pass_loop2): New.
4281 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4282 pass_loop_optimize): New.
4283 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4284 pass_sms): New.
4285 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4286 pass_gcse2): New.
4287 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4288 pass_postreload_cse): New.
4289 * profile.c (gate_handle_profiling, pass_profiling,
4290 rest_of_handle_branch_prob, pass_branch_prob): New.
4291 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4292 pass_split_before_regstack, gate_handle_split_before_regstack,
4293 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4294 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4295 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4296 pass_stack_regs): New.
4297 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4298 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4299 pass_stack_adjustments): New.
4300 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4301 pass_regrename): New.
4302 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4303 pass_delay_slots, gate_handle_machine_reorg,
4304 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4305 * rtl.h (extern void purge_line_number_notes): New.
4306 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4307 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4308 pass_sched2): New.
4309 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4310 pass_tracer): New.
4311 * value-prof.c (gate_handle_value_profile_transformations,
4312 rest_of_handle_value_profile_transformations,
4313 pass_value_profile_transformations): New.
4314 * var-tracking.c (gate_handle_var_tracking,
4315 pass_variable_tracking): New.
4316 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4318 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4319 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4320 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4321 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4322 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4323 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4324 rest_of_handle_gcse2, rest_of_handle_regmove,
4325 rest_of_handle_tracer, rest_of_handle_if_conversion,
4326 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4327 rest_of_handle_web, rest_of_handle_branch_prob,
4328 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4329 rest_of_handle_jump_bypass, rest_of_handle_combine,
4330 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4331 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4332 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4333 rest_of_handle_mode_switching, rest_of_handle_jump,
4334 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4335 rest_of_handle_flow2, rest_of_handle_jump2,
4336 rest_of_handle_peephole2, rest_of_handle_postreload,
4337 rest_of_handle_shorten_branches, rest_of_clean_state,
4338 rest_of_compilation): Remove.
4340 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4341 * passes.c (dump_flags, in_gimple_form, all_passes,
4342 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4343 register_dump_files, next_pass_1, last_verified, execute_todo,
4344 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4345 from tree-optimize.c.
4346 (init_optimization_passes): Moved from tree-optimize.c,
4347 adding the RTL optimizations.
4348 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4349 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4350 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4351 register_dump_files, next_pass_1, last_verified, execute_todo,
4352 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4353 init_tree_optimization_passes, ipa_passes): Delete.
4354 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4355 the RTL dumps.
4356 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4357 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4358 from tree.h.
4359 (ipa_passes): Remove.
4360 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4361 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4362 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4363 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4364 (dump_info_p, dump_flag): Moved to tree-dump.h.
4366 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4367 cgraph.c, opts.c.
4368 * passes.c (finish_optimization_passes): Use dump_begin
4369 and dump_end, TDI_end.
4370 (gate_rest_of_compilation): New.
4371 (pass_rest_of_compilation): Use it.
4372 (gate_postreload, pass_postreload): New.
4373 * toplev.c (general_init): Rename init_tree_optimization_passes.
4374 * toplev.h (init_tree_optimization_passes): Rename to
4375 init_optimizations_passes.
4376 * tree-dump.c (dump_flag): Make static.
4377 (dump_files): Remove RTL dumps.
4378 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4379 pass_cleanup_cfg, pass_free_cfg_annotations,
4380 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4381 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4382 * tree-pretty-print.c: Include tree-pass.h.
4383 * cgraph.c: Include tree-dump.h.
4385 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4387 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4388 Only fall back to saying it points to readonly memory if
4389 we can't do better.
4391 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4393 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4394 * config/m32r/m32r.c (m32r_compute_frame_size,
4395 m32r_expand_prologue): Take current_function_profile into
4396 account whenever we reference
4397 current_function_uses_pic_offset_table.
4398 (m32r_finalize_pic): Remove.
4399 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4401 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4403 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4404 instead of $<. Don't remove ./as if it already exists.
4406 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4408 PR target/21723
4409 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4410 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4411 for complex modes when generating code for PA 1.0.
4412 (VALID_FP_MODE_P): New macro.
4413 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4414 sets for all general and floating point modes. Align wide floating
4415 point modes to even register boundaries to comply with architectural
4416 requirements.
4417 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4418 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4419 (VALID_FP_MODE_P): New macro.
4420 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4421 sets for all general and floating point modes. Align wide floating
4422 point modes to even register boundaries to comply with architectural
4423 requirements.
4425 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4427 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4428 to 0.
4430 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4432 * tree-ssa-structalias.c: Don't include expr.h.
4434 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4436 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4437 comments.
4439 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4441 Fix PR tree-optimization/22279
4443 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4444 correct operator.
4446 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4448 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4450 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4452 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4453 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4454 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4455 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4456 config/stormy16/stormy16.c, config/v850/v850.c,
4457 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4458 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4459 Avoid "." or "\n" at end of diagnostics and capital letters at
4460 start of diagnostics.
4461 * combine.c, cse.c: Don't translate dump file output.
4462 * toplev.c (print_version): Only translate output if going to
4463 stderr.
4465 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4467 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4468 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4469 typos.
4471 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4473 * pa.c (fix_range): Fix typo in comment.
4475 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4477 * tree-vrp.c (extract_range_from_assert): Replace
4478 fold (build (...)) with fold_build2.
4480 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4482 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4483 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4484 (format_types_orig, handle_format_attribute): Add support for
4485 format "gcc_gfc".
4487 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4489 * varasm.c (assemble_variable): Fix format specifier thinko.
4491 2005-07-03 Ira Rosen <irar@il.ibm.com>
4493 PR tree-optimization/22029 (and 22135)
4494 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4495 a phi node before calling dump_vops.
4497 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4499 * tree-dump.h (dump_string_field): Declare.
4500 * tree-dump.c: Use it instead of dump_string.
4501 (dump_string_field): Make non-static.
4503 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4505 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4506 up the minimal CFG stuff always when optimize > 0. Call
4507 split_all_insns_noflow in PIC case if needed.
4509 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4510 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4512 PR c++/18279
4513 * c-decl.c (c_write_global_declarations): Dump contents of
4514 external scope to.
4515 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4516 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4517 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4518 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4519 is enabled.
4521 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4523 * c-common.h (GCC_DIAG_STYLE): Define.
4524 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4525 version for format checking to 4.1.
4526 * c-format.c: Include toplev.h after c-common.h.
4527 (enum format_type): Add gcc_tdiag_format_type.
4528 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4529 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4530 (format_types_orig): Add gcc_tdiag.
4531 (init_dynamic_diag_info): Support gcc_tdiag formats.
4532 (handle_format_attribute): Likewise.
4533 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4534 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4535 version for format checking to 4.1.
4536 (warning0, warning, error, pedwarn, sorry): Use
4537 ATTRIBUTE_GCC_DIAG.
4538 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4539 (finish_aliases_1): Do not use %qE.
4540 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4541 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4542 Correct format bugs.
4543 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4544 parameter to unsigned HOST_WIDE_INT.
4545 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4547 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4549 PR middle-end/21742
4550 * expr.c (write_complex_part): Use adjust_address for MEM.
4551 (read_complex_part): Same.
4553 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4555 Fix PR tree-optimization/22280
4557 * tree-sra.c (generate_element_init): Remove useless loop.
4559 2005-07-02 Richard Henderson <rth@redhat.com>
4561 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4562 TLS_MODEL_NONE.
4563 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4565 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4567 PR middle-end/14490
4568 * fold-const.c (fold_binary): Handle the return value of
4569 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4570 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4572 2005-07-02 Jeff Law <law@redhat.com>
4574 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4575 a eliminate type conversion which feeds an equality comparison
4576 if the original type or either operand in the comparison is a
4577 function pointer.
4579 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4581 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4582 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4583 texts.
4584 * config/avr/avr.c: Do not use '`' as left quote.
4585 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4586 Remove "." from end of diagnostics. Make diagnostics start with
4587 lowercase letter.
4589 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4590 Joseph S. Myers <joseph@codesourcery.com>
4592 * toplev.c (default_tree_printer): Handle setting location with
4593 '+' flag.
4594 * c-objc.common.c (c_tree_printer): Likewise.
4595 * c-format.c (gcc_diag_flag_specs): Add '+'.
4596 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4597 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4598 formats.
4599 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4600 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4601 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4602 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4603 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4604 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4605 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4606 format arguments where %J is used without %D.
4608 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4610 * gcc.c (LINK_SSP_SPEC): Define.
4611 (link_ssp_spec): New variable.
4612 (LINK_COMMAND_SPEC): Add %(link_ssp).
4613 (static_specs): Add link_ssp_spec.
4614 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4615 * configure: Rebuilt.
4616 * config.in: Rebuilt.
4618 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4619 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4620 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4621 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4622 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4623 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4624 -0x7008(2) instead of reading __stack_chk_guard variable.
4625 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4626 number.
4627 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4628 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4629 if TARGET_THREAD_SSP_OFFSET is defined.
4630 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4631 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4633 Revert:
4634 2005-06-27 Richard Henderson <rth@redhat.com>
4635 * libgcc-std.ver (GCC_4.1.0): New.
4636 * libgcc.h (__stack_chk_guard): Declare.
4637 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4638 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4639 * mklibgcc.in (lib2funcs): Add them.
4641 2005-07-01 Richard Henderson <rth@redhat.com>
4643 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4644 void * before struct sigcontext *.
4645 (x86_fallback_frame_state): Likewise.
4647 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4649 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4651 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4653 PR tree-opt/22269
4654 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4655 we check for SSA_NAME for.
4657 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4659 Fix PR tree-optimization/22071
4661 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4662 function.
4663 (get_constraint_for_component_ref): Use it.
4665 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4667 PR other/22264
4668 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4669 print out the last new line.
4671 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4673 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4674 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4675 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4676 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4677 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4678 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4679 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4680 (enum reg_class): New member CC0_REGS.
4681 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4682 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4683 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4684 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4685 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4686 Adjust for register now described.
4688 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4690 PR target/22262
4691 * config/i386/i386.md (stack_protect_test_si,
4692 stack_protect_test_di): Add earlyclobber for scratch 3.
4693 * config/rs6000/rs6000.md (stack_protect_testsi,
4694 stack_protect_testdi): Add earlyclobber for scratch 3,
4695 remove earlyclobber from scratch 4.
4697 Older entries for 2005 can be found in ChangeLog-2005.