1 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3 * doc/include/gpl_v3.texi: Update for manpage generation.
4 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8 gpl_v3.texi instead of gpl.texi.
11 2008-04-01 Jakub Jelinek <jakub@redhat.com>
14 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16 2008-04-01 Rafael Espindola <espindola@google.com>
18 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19 (extract_code_and_val_from_cond): Use
20 extract_code_and_val_from_cond_with_ops.
22 2008-04-01 Jan Hubicka <jh@suse.cz>
24 * function.c (free_after_compilation): Free epilogue_delay_list.
25 (prepare_function_start): Assert that previous compilation was freed.
27 2008-04-01 Jan Hubicka <jh@suse.cz>
28 Jim Wilson <wilson@tuliptree.org>
29 Andreas Tobler <andreast@gcc.gnu.org>
32 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
33 rtl.emit instead cfun->emit.
34 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
35 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
37 2008-04-01 Ben Elliston <bje@au.ibm.com>
39 * doc/c-tree.texi (Function Basics): Fix grammatical error.
41 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
43 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
45 (fprofile-use): Add var flag_profile_use
46 * coverage.c (coverage_begin_output): Do not open a gcno file for output
47 only if -ftest-coverage is set.
48 Do not add getpwd() to gcda file path.
49 (build_gcov_info): Check the new flag
50 flag_profile_datafile_relative_path.
51 (coverage_init): Use profile_data_prefix.
52 Read profile counter only if flag_profile_use is set.
53 * opts.c (common_handle_option): New option fprofile-use=,
54 fprofile-dir=, fprofile-generate=.
55 * toplev.c (profile_data_prefix): New variable definition.
56 * toplev.h (profile_data_prefix): New declaration.
57 * doc/invoke.tex (Option Summary, Optimization Options):
60 2008-03-31 James E. Wilson <wilson@tuliptree.org>
62 * varasm.c (output_constant_pool_1): In LABEL_REF check, use tmp
66 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
67 * config/ia64/ia64.c (rtx_needs_barrier): Handle
68 UNSPEC_FR_RECIP_APPROX_RES.
69 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
71 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
74 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
76 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
79 * fold-const.c (fold_indirect_ref_1): Support accessing non first
80 element of the vector via a pointer.
82 2008-03-31 Ian Lance Taylor <iant@google.com>
84 * tlink.c (scan_linker_output): Look for symbol name in single
87 2008-03-31 Jan Hubicka <jh@suse.cz>
89 * builtins.c (expand_builtin_setjmp_receiver): Update call of
90 get_arg_pointer_save_area.
91 * expr.c (init_expr): Just clear out rtl.expr.
92 * function.c (free_after_compilation): Clear out whole RTL structure.
93 (get_func_frame_size): Merge into ...
94 (get_frame_size): ... this one.
95 (assign_stack_local_1): Merge into ...
96 (assign_stack_local): ... this one.
97 (expand_function_end): Update call of get_arg_pointer_save_area.
98 (get_art_pointer_save_area): Remove cfun argument.
99 * function.h (emit_status): regno_pointer_align does not need length
100 attribute. Move x_regno_reg_rtx to ...
101 (regno_reg_rtx): ... new global array.
102 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
103 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
104 apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
105 (struct varasm_status): Move here from varasm.c
106 (struct rtl_data): New. Move here some fields from struct function.
107 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
108 frame_offset, stack_check_probe_note, arg_pointer_save_area,
109 used_temp_slots avail_temp_slots, temp_slot_level,
110 nonlocal_goto_handler_labels): Update accesstors.
111 (rtl): New global variable.
112 (struct function): Move some fileds to rtl_data.
113 (get_arg_pointer_save_area): Update prototype.
114 * emit-rtl.c (rtl): Declare.
115 (regno_reg_rtx): Declare.
116 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
117 (gen_reg_rtx): Update.
118 (init_virtual_regs): Do not tate emit_status argument.
119 (init_emit): Do not allocate emit.
120 * varasm.c (varasm_statuc): Move to function.h.
121 (n_deferred_constatns): Update accestor.
122 (init_varasm_status): Do not allocate varasm_status.
123 (force_const_mem, get_pool_size, output_constant_pool): Update.
124 * stmt.c (force_label_rtx): Do not use x_ prefixes.
125 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
127 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
129 PR rtl-optimization/35729
130 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
133 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
136 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
137 load/store if memory is unaligned.
138 (*movti_rex64): Likewise.
140 * config/i386/predicates.md (misaligned_operand): New.
142 2008-03-31 Andrew Pinski <pinskia@gmail.com>
145 * tree-ssa-phiopt.c (conditional_replacement): Return early for
148 2008-03-31 Jan Beulich <jbeulich@novell.com>
150 * config/ia64/constraints.md: Add 'j' constraint.
151 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
152 (movdi_internal): Likewise.
154 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
157 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
159 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
162 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
163 proper error message for the third argument on blendpd and
166 * config/i386/sse.md (blendbits): New.
167 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
169 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
171 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
173 2008-03-30 Richard Guenther <rguenther@suse.de>
176 * fold-const.c (fold_sign_changed_comparison): Do leave
177 conversions to base-types alone.
179 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
181 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
182 the link register if one altivec register is be saved.
184 2008-03-30 Ben Elliston <bje@au.ibm.com>
186 * final.c (final_scan_insn): Remove if (0) code.
188 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
190 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
192 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
194 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
195 of V4SFmode to ix86_binary_operator_ok.
197 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.c (override_options): Initialize
200 ix86_veclib_handler to ix86_veclibabi_svml when
201 -mveclibabi=svml is used.
202 (ix86_veclibabi_svml): New function for SVML ABI style
203 vectorization support.
204 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
206 2008-03-28 Rafael Espindola <espindola@google.com>
208 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
209 (tree_binary_nonnegative_warnv_p): Make it public.
210 (tree_single_nonnegative_warnv_p): Make it public.
211 (tree_invalid_nonnegative_warnv_p): Make it public.
212 (tree_unary_nonzero_warnv_p): Make it public.
213 (tree_binary_nonzero_warnv_p): Make it public
214 (tree_single_nonzero_warnv_p): Make it public.
215 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
216 (extract_range_from_binary_expr): Split the expr argument.
217 (extract_range_from_unary_expr): Split the expr argument.
218 (extract_range_from_comparison): Split the expr argument.
219 (extract_range_from_expr): Use the new aux functions.
220 (vrp_evaluate_conditional_warnv): Use
221 vrp_evaluate_conditional_warnv_with_ops.
222 * tree.h (tree_unary_nonzero_warnv_p): Declare.
223 (tree_binary_nonzero_warnv_p): Declare.
224 (tree_single_nonzero_warnv_p): Declare.
225 (tree_expr_nonzero_warnv_p): Declare.
226 (tree_unary_nonnegative_warnv_p): Declare.
227 (tree_binary_nonnegative_warnv_p): Declare.
228 (tree_single_nonnegative_warnv_p): Declare.
229 (tree_invalid_nonnegative_warnv_p): Declare.
231 2008-03-28 Richard Guenther <rguenther@suse.de>
233 PR tree-optimization/30317
234 PR tree-optimization/30911
235 PR tree-optimization/34793
236 * tree-vrp.c (set_and_canonicalize_value_range): New function.
237 (struct assert_locus_d): New member EXPR.
238 (register_new_assert_for): Add EXPR parameter to support
239 ASSERT_EXPR <name, expr OP limit>.
240 (register_edge_assert_for_1): Adjust callers.
241 (find_assert_locations): Likewise.
242 (process_assert_insertions_for): Build condition from expression.
243 (extract_range_from_assert): Handle ASSERT_EXPRs
244 of the form ASSERT_EXPR <name, expr OP limit>.
245 (register_edge_assert_for_2): New helper registering
246 asserts for comparisons. Recognize range tests of the form
247 (unsigned)i - CST1 OP CST2.
248 (register_edge_assert_for_1): Use it.
249 (register_edge_assert_for): Likewise.
250 (needs_overflow_infinity): Integer sub-types
251 do not need overflow infinities.
252 (vrp_val_is_max): The extreme values of integer sub-types
253 are those of the base type.
254 (vrp_val_is_min): Likewise.
255 * tree.def (ASSERT_EXPR): Document extra allowed conditional
258 2008-03-28 Nick Clifton <nickc@redhat.com>
260 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
261 Return GENERAL_REGS for stack adjustment reloads.
263 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
266 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
267 const_vector when all the vectors are constant.
269 2008-03-27 Bob Wilson <bob.wilson@acm.org>
271 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
273 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
274 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
276 (s<code>_sf): Use new scc_sf attribute for opcode names.
278 2008-03-27 Tom Tromey <tromey@redhat.com>
280 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
281 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
282 config/spu/t-spu-elf, config/i386/t-interix,
283 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
284 config/i386/x-darwin, config/i386/x-mingw32,
285 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
286 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
287 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
288 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
289 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
290 config/rs6000/x-darwin, config/rs6000/t-rs6000,
291 config/score/t-score-elf, config/arm/t-strongarm-pe,
292 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
293 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
294 Revert automatic dependency patch.
296 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
299 * config/i386/i386.c (ix86_function_arg_boundary): Align
300 decimal floating point to its natural boundary.
302 2008-03-27 Richard Guenther <rguenther@suse.de>
305 * fold-const.c (fold_comparison): Restrict distinct decl
306 comparison folding to VAR_DECLs and PARM_DECLs. Do not
307 solely rely on operand_equal_p.
309 2008-03-27 Richard Guenther <rguenther@suse.de>
312 * c-common.c (handle_weak_attribute): Reject combination of
315 2008-03-27 Richard Guenther <rguenther@suse.de>
317 PR tree-optimization/32810
318 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
319 conversions from DECL_INITIAL.
320 (fold_const_aggregate_ref): Likewise from constructor elements.
322 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
324 * tree-affine.h (aff_combination_expand): Declare.
325 (get_inner_reference_aff): Likewise.
326 * tree-affine.c (aff_combination_expand): Split out from
327 tree_to_aff_combination_expand.
328 (get_inner_reference_aff): New function.
329 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
330 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
331 (struct lim_aux_data): sm_done field removed.
332 (mem_ref_loc_p, mem_ref_locs_p): New types.
333 (struct mem_ref): Added id, stored, accesses_in_loop,
334 indep_loop, dep_loop, indep_ref, dep_ref fields.
335 Removed is_stored, locs and next fields.
336 (memory_accesses): New variable.
337 (movement_possibility): Do not allow moving statements
338 that store to memory.
339 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
341 (determine_max_movement): For statements with memory references,
342 find the outermost loop in that the reference is independent.
343 (move_computations_stmt): Mark the virtual operands for renaming.
344 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
345 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
346 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
347 add_vop_ref_mapping, create_vop_ref_mapping_loop,
348 create_vop_ref_mapping, analyze_memory_references,
349 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
350 get_all_locs_in_loop, ref_always_accessed_p,
351 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
352 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
353 store_motion_loop, store_motion): New functions.
354 (struct vop_to_refs_elt): New type.
355 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
356 memref_hash, memref_eq, hoist_memory_references): Rewritten.
357 (schedule_sm): Replaced by...
358 (execute_sm): ... this.
359 (determine_lsm_ref, hoist_memory_references,
360 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
361 find_more_ref_vops, free_mem_ref, free_mem_refs,
362 determine_lsm_loop, determine_lsm): Removed.
363 (tree_ssa_lim_finalize): Free data structures used by store motion.
364 (tree_ssa_lim): Call analyze_memory_references. Use
365 store_motion instead of determine_lsm.
367 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
369 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
370 rename tmake_file to m68hc11/t-m68hc11.
371 (mcore): Set inhibit_libc to true.
372 * config.host (alpha*-dec-*vms*): Set extra_programs.
373 (interix3*): Don't use host_xmake_file.
374 * configure.ac: Let config.gcc override inhibit_libc.
375 * configure: Regenerate.
377 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
378 * config/t-openbsd-thread: Remove commented out lines.
380 * config/x-interix: Remove.
382 * config/m68hc11/t-m68hc11-gas: Rename to...
383 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
385 * config/mcore/t-mcore: Remove T_CFLAGS.
386 * config/mcore/t-mcore-pe: Likewise.
388 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
390 * configure.ac: Replace custom __GNU_SOURCE test with
391 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
392 * aclocal.m4: Regenerate.
393 * configure: Regenerate.
394 * config.in: Regenerate.
396 2008-03-27 Richard Guenther <rguenther@suse.de>
398 * fold-const.c (target.h): Include.
399 (fold_comparison): Fold comparison of addresses of decls
400 that bind locally or of constants. Consolidate address folding code.
401 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
402 results from fold_binary_to_constant.
403 (compare_values_warnv): Likewise.
405 2008-03-27 Andrew Pinski <pinskia@gmail.com>
408 * fold-const.c (fold_truthop): Check for integeral types when folding
409 a == 0 && b == 0 and a != 0 || b != 0 .
411 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
413 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
415 2008-03-26 Andreas Schwab <schwab@suse.de>
417 * doc/invoke.texi: Fix use of @item vs. @itemx.
419 2008-03-26 Tom Tromey <tromey@redhat.com>
421 * Makefile.in (build/gensupport.o, build/print-rtl.o,
422 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
423 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
424 build/gencodes.o, build/genconditions.o, build/genconfig.o,
425 build/genconstants.o, build/genemit.o, build/genextract.o,
426 build/genflags.o, build/genmddeps.o, build/genopinit.o,
427 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
430 2008-03-26 Richard Guenther <rguenther@suse.de>
433 2008-03-26 Richard Guenther <rguenther@suse.de>
435 * fold-const.c (target.h): Include.
436 (fold_comparison): Fold comparison of addresses of two decls
437 that bind locally. Consolidate address folding code.
439 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
442 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
443 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
444 dconstsqrt2, dconstthird, dconste and/or dconst10.
445 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
446 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
447 dconstsqrt2, dconste): Delete.
448 (init_emit_once): Likewise. Simplify initializing dconstm1.
450 * real.c (get_real_const): New.
451 * real.h (dconst3, dconst10, dconstm2, dconstthird,
452 dconstsqrt2, dconste): Delete.
453 (real_value_const, get_real_const): New.
455 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
457 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
459 * config/i386/i386.c (ix86_function_arg_boundary): Check
460 BIGGEST_ALIGNMENT instead of 128.
461 (setup_incoming_varargs_64): Likewise.
463 2008-03-26 Tom Tromey <tromey@redhat.com>
465 * Makefile.in (DEPFILES): Add missing '/'.
467 2008-03-26 Richard Guenther <rguenther@suse.de>
469 * fold-const.c (target.h): Include.
470 (fold_comparison): Fold comparison of addresses of two decls
471 that bind locally. Consolidate address folding code.
473 2008-03-26 Nick Clifton <nickc@redhat.com>
476 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
477 not allow INT+INT as a legitimate addressing mode.
479 2008-03-26 Richard Guenther <rguenther@suse.de>
481 * tree-flow.h (widen_bitfield): Remove declaration.
482 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
483 (widen_bitfield): Remove function.
484 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
487 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
490 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
493 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
495 PR rtl-optimization/35232
496 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
497 (forget_old_reloads_1, forget_marked_reloads): Don't clear
498 reg_reloaded_call_part_clobbered here.
499 (reload_regs_reach_end_p): New function.
500 (reload_reg_rtx_for_input): New variable.
501 (reload_reg_rtx_for_output): Likewise.
502 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
503 when reassigning a pseudo register. Load reloadreg from
504 reload_reg_rtx_for_input, moving the mode and register
506 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
507 instead of the original when deciding whether an input reload
508 would be a no-op or whether an output reload can be deleted.
509 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
510 when setting up new_spill_reg_store. Load it from
511 reload_reg_rtx_for_output, moving the mode and register
513 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
514 instead of the original when deciding whether an output reload
515 would be a no-op. Do the same when modifying insn notes.
516 Use rtx_equal_p instead of == to compare the registers.
517 (inherit_piecemeal_p): Take a mode and two register numbers
519 (emit_reload_insns): Clear new_spill_reg_store for every hard
520 register in the reload register. Remove spill registers
521 from reg_reloaded_valid before considering whether to record
522 inheritance information for them. Use reload_reg_rtx_for_output
523 instead of reg_rtx when recording output reloads. Use
524 reload_reg_rtx_for_input instead of reg_rtx when recording
525 input reloads. Set or clear reg_reloaded_call_part_clobbered
526 at the same time as setting reg_reloaded_valid.
527 (delete_output_reload): Add a new_reload_reg parameter and use it
528 instead of rld[j].reg_rtx.
529 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
532 2008-03-25 Tom Tromey <tromey@redhat.com>
534 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
535 (build/genattr.o): Likewise.
536 (build/genattrtab.o): Likewise.
537 (build/gencodes.o): Likewise.
538 (build/genconfig.o): Likewise.
539 (build/genconstants.o): Likewise.
540 (build/genemit.o): Likewise.
541 (build/genextract.o): Likewise.
542 (build/genflags.o): Likewise.
544 2008-03-25 Bob Wilson <bob.wilson@acm.org>
546 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
547 instead of size_int for integer types.
548 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
549 to match type of MINUS_EXPR.
551 2008-03-25 Tom Tromey <tromey@redhat.com>
553 * configure: Rebuilt.
554 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
557 2008-03-25 Tom Tromey <tromey@redhat.com>
559 * config/x-solaris (host-solaris.o): Update.
560 * config/x-linux (host-linux.o): Update.
561 * config/x-hpux (host-hpux.o): Update.
562 * config/x-darwin (host-darwin.o): Update.
563 * config/v850/t-v850e (v850-c.o): Update.
564 * config/v850/t-v850 (v850-c.o): Update.
565 * config/t-vxworks (vxworks.o): Update.
566 * config/t-sol2 (sol2-c.o, sol2.o): Update.
567 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
568 * config/spu/t-spu-elf (spu-c.o): Update.
570 * config/sh/t-symbian (sh-c.o): Update.
572 * config/sh/t-sh (sh-c.o): Update.
573 * config/score/t-score-elf (score7.o, score3.o): Update.
574 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
575 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
576 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
577 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
579 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
580 * config/m32c/t-m32c (m32c-pragma.o): Update.
581 * config/ia64/t-ia64 (ia64-c.o): Update.
582 * config/i386/x-mingw32 (host-mingw32.o): Update.
583 * config/i386/x-i386 (driver-i386.o): Update.
584 * config/i386/x-darwin (host-i386-darwin.o): Update.
585 * config/i386/x-cygwin (host-cygwin.o): Update.
586 * config/i386/t-nwld (nwld.o): Update.
587 * config/i386/t-netware (netware.o): Update.
588 * config/i386/t-interix (winnt.o): Update.
589 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
590 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
591 msformat-c.o): Update.
592 * config/bfin/t-bfin-linux (generated_files): Add
593 linux-sysroot-suffix.h.
594 * config/arm/t-wince-pe (pe.o): Update.
595 * config/arm/t-strongarm-pe (pe.o): Update.
596 * config/arm/t-pe (pe.o): Update.
597 * config/arm/t-arm (arm-c.o): Update.
598 * doc/install.texi (Prerequisites): Require make 3.80.
599 * Makefile.in: Remove .o targets.
600 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
601 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
602 (simple_generated_h, simple_generated_c): Move earlier.
603 (generated_files): New variable.
604 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
605 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
606 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
607 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
608 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
609 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
610 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
611 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
612 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
613 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
614 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
615 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
617 (COMPILE.base, COMPILE): New variables.
618 (%.o): New pattern rule.
619 (ALL_HOST_OBJS): New variable.
620 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
621 (dummy-checksum.o, cc1-checksum.o): Remove.
622 (DRIVER_SHLIB): New variable.
623 (DRIVER_DEFINES): Use it.
624 (gencondmd.c): Move out of build/.
625 (s-conditions): Update.
626 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
627 (ALL_BUILD_OBJS): Likewise.
628 (build/%.o): Use BUILDCOMPILE.
629 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
630 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
631 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
632 build/gencheck.o, build/gencodes.o, build/genconditions.o,
633 build/genconfig.o, build/genconstants.o, build/genemit.o,
634 build/genextract.o, build/genflags.o, build/genmddeps.o,
635 build/genopinit.o, build/genoutput.o, build/genpeep.o,
636 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
637 build/gen-protos.o, build/scan.o, build/fix-header.o,
638 build/scan-decls.o): Simplify.
639 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
640 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
641 prefix.o, toplev.o): Reduce to variable setting.
642 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
643 ($(out_object_file), gcc-options.o): New targets.
644 ($(ALL_HOST_OBJS)): New target. Include dependency files.
645 * configure: Rebuilt.
646 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
647 * doc/sourcebuild.texi (Front End Directory): Document new variable.
649 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
651 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
652 complain when we hit an error, return ERROR_MARK_NODE.
654 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
656 * config/sh/constraints.md (Pso, Psz): New constraints.
657 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
658 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
660 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
662 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
663 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
665 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
667 * config/sh/sh.md (prefetch): Add condition for SH2A target.
668 (prefetch_sh2a): New.
670 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
671 Naveen.H.S <naveen.hs@kpitcummins.com>
673 * config/sh/constraints.md (I28): New constraint.
674 * config/sh/sh.c (broken_move): Add support for movi20s.
675 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
677 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
678 Jayant Sonar <Jayant.sonar@kpitcummins.com>
679 Naveen.H.S <naveen.hs@kpitcummins.com>
681 * config/sh/sh.c (SH_ATTRIBUTES): Define.
682 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
683 (print_operand): Handle resbank in %@ operand code.
684 (sh_encode_section_info): New.
685 (push_regs): Add conditions for resbank.
686 (sh_expand_epilogue): Likewise.
687 (sh_insert_attributes): Likewise.
688 (sh_attribute_table): Likewise.
689 (sh_handle_resbank_handler_attribute): New.
690 (sh2a_handle_function_vector_handler_attribute): New.
691 (sh2a_is_function_vector_call): New.
692 (sh2a_get_function_vector_number): New.
693 (sh2a_function_vector_p): New.
694 (sh_cfun_resbank_handler_p): New.
695 * config/sh/sh.md (calli): Emit jsr/n if possible.
696 (calli_tbr_rel): New.
697 (calli_pcrel): Emit jsr/n if possible.
698 (return_i): Emit rts/n if possible.
699 (call_valuei_tbr_rel): New.
700 (call_valuei_pcrel): Add condition for SH2A target.
701 (call_value): Likewise.
702 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
703 (sh2a_get_function_vector_number): Likewise.
704 (sh2a_is_function_vector_call): Likewise.
705 * doc/extend.texi: Document TBR relative addressing of SH2A.
706 (resbank): Add description for SH2A.
708 2008-03-24 Richard Guenther <rguenther@suse.de>
711 * gimplify.c (gimplify_modify_expr): For frontend type-correct
712 pointer assignments change conversions according to middle-end rules.
713 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
714 * configure.ac: Include type checking in yes.
715 * configure: Regenerate.
717 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
719 * diagnostic.c (diagnostic_count_diagnostic): Delete.
720 (diagnostic_report_diagnostic): Update. Handle ICEs here.
722 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
724 * gthr-vxworks.h (UNUSED): Define.
726 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
728 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
730 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
732 * doc/extend.texi (Function Attributes): Add missing comma in the
733 example of the "alloc_size" attribute.
735 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
738 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
740 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
743 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
746 * stor-layout.c (update_alignment_for_field): Set minimum alignment
747 of the underlying type of a MS bitfield layout to the natural
748 alignment of the type.
750 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
752 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
753 to their natural alignment to avoid store forwarding stalls.
755 2008-03-22 Richard Guenther <rguenther@suse.de>
757 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
758 For PHI nodes verify the address is invariant.
759 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
760 (get_symbol_constant_value): Use is_gimple_min_invariant.
761 (maybe_fold_stmt_indirect): Likewise.
763 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
765 PR rtl-optimization/33927
766 * Makefile.in (dse.o): Depend on $(TM_P_H).
767 * expr.h (extract_low_bits): Declare.
768 * expmed.c (extract_low_bits): New function.
769 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
770 * dse.c: Include tm_p.h.
771 (find_shift_sequence): Remove the read_reg argument and return the
772 read value. Emit the instructions instead of returning them.
773 Iterate on new_mode rather than calculating it each time.
774 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
775 source to NEW_MODE and extract_low_bits to convert the shifted
777 (replace_read): Allow the load and store to have different mode
778 classes. Use extract_low_bits when SHIFT == 0. Create the shift
779 or extraction instructions before trying the replacement. Update
780 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
782 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
785 to their natural alignment to avoid store forwarding stalls.
787 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
790 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
791 encouraging but not allowing gprs for input;
792 change the input constraint to !f#r.
793 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
795 change the output constraint to !f#r.
797 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
801 corresponding post-reload splitters.
802 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
803 when x87 FP math is selected.
804 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
805 New function prototype.
806 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
807 unreachable function to ease macroization of insn patterns.
809 2008-03-21 Martin Jambor <mjambor@suse.cz>
811 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
812 reference dumps if ddr is NULL or dependence is unknown.
814 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
817 unsigned extension into account.
818 (ATOMIC_COMPARE_AND_SWAP): Likewise.
819 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
820 Do computations on a scratch register.
822 2008-03-21 Richard Guenther <rguenther@suse.de>
824 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
825 Use is_gimple_min_invariant instead of TREE_INVARIANT.
826 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
827 * tree-ssa-dom.c (record_equality): Likewise.
828 * tree-inline.c (copy_body_r): Likewise.
829 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
832 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
834 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
835 as 'delete_unused' argument.
837 2008-03-20 Richard Guenther <rguenther@suse.de>
839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
840 special casing of constant qualifiers.
841 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
842 care about them in general.
843 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
844 regardless of their type.
845 (fold_stmt_r): Forcefully fold *& if we end up with that.
847 2008-03-20 Paul Brook <paul@codesourcery.com>
849 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
850 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
852 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
854 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
855 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
857 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
859 * common.opt (Wmudflap): New option.
860 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
861 (mx_register_decls): Likewise.
862 (mudflap_finish_file): Likewise.
863 * doc/invoke.texi: Document -Wno-mudflap.
865 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
867 * c-format.c (replace_format_name_to_system_name): New.
869 (convert_format_name_to_system_name): New.
870 (decode_format_attr): Add use of convert_format_name_to_system_name.
871 (format_types_orig): Add gnu_ prefix to names.
872 (check_format_info_main): Special treating of \0 escaped names for
873 supporting multi-character format specifiers as I32, I64.
874 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
875 (gnu_target_overrides_format_attributes): New.
876 * c-format.h: Add structure target_ovr_attr to hold
877 system specific formatter names.
878 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
879 msformat-c.o file to c_target_objs and cxx_target_objs.
880 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
881 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
882 (TARGET_N_FORMAT_TYPES): New.
883 * config/i386/msformat-c.c: New.
884 * config/i386/t-cygming: Add build rule for msformat-c.o.
885 * doc/extend.texi: Add new format names gnu_* and ms_* and
887 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
889 2008-03-20 Ira Rosen <irar@il.ibm.com>
891 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
892 optimizations turned on under -O3.
893 (ftree-vectorize): Add that the flag is turned on with -O3.
895 2008-03-20 Ben Elliston <bje@au.ibm.com>
897 * regmove.c (try_auto_increment): Fix spelling error in comment.
898 * final.c (final_scan_insn): Likewise.
900 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
904 allocator preferences for "y" and "r" class registers.
905 ("*mov<mode>_internal"): Ditto.
906 ("*movv2sf_internal_rex64"): Ditto.
907 ("*movv2sf_internal"): Ditto.
909 2008-03-19 Michael Matz <matz@suse.de>
912 * calls.c (expand_call): Check overlap of arguments with call
913 address for sibcalls.
915 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
918 * stor-layout.c (update_alignment_for_field): Set minimum alignment
919 of the underlying type of a MS bitfield layout to the natural
920 alignment of the type.
922 2008-03-19 Jan Hubicka <jh@suse.cz>
925 * toplev.c (decode_d_option): Handle all CPP flags.
926 * tree-vrp.c: Update tree_pass descriptors.
927 * regrename.c: Update tree_pass descriptors.
928 * fwprop.c: Update tree_pass descriptors.
929 * doc/invoke.texi: Remove documentation of dropped -d? flags.
930 * tree-into-ssa.c: Update tree_pass descriptors.
931 * tree-dump.c: Update tree_pass descriptors.
932 * tree-complex.c: Update tree_pass descriptors.
933 * tree-dump.h: Update tree_pass descriptors.
934 * see.c: Update tree_pass descriptors.
935 * cgraphbuild.c: Update tree_pass descriptors.
936 * tracer.c: Update tree_pass descriptors.
937 * tree-loop-distribution.c: Update tree_pass descriptors.
938 * cgraph.c: Update tree_pass descriptors.
939 * postreload-gcse.c: Update tree_pass descriptors.
940 * postreload.c: Update tree_pass descriptors.
941 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
942 * tree-tailcall.c: Update tree_pass descriptors.
943 * tree-pass.h (tree_opt_pass): Rename to ...
944 (opt_pass) ... this one; add "type" field and remove letter field.
945 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
946 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
947 all_lowering_passes): Update declaration.
948 * ipa-cp.c: Update tree_pass descriptors.
949 * final.c: Update tree_pass descriptors.
950 * omp-low.c: Update tree_pass descriptors.
951 * tree-ssa-dse.c: Update tree_pass descriptors.
952 * ipa-reference.c: Update tree_pass descriptors.
953 * tree-ssa-uncprop.c: Update tree_pass descriptors.
954 * auto-inc-dec.c: Update tree_pass descriptors.
955 * reorg.c: Update tree_pass descriptors.
956 * cgraphunit.c: Update tree_pass descriptors.
957 * tree-ssa-copyrename.c: Update tree_pass descriptors.
958 * tree-ssa-ccp.c: Update tree_pass descriptors.
959 * df-core.c: Update tree_pass descriptors.
960 * mode-switching.c: Update tree_pass descriptors.
961 * tree-nomudflap.c: Update tree_pass descriptors.
962 * modulo-sched.c: Update tree_pass descriptors.
963 * ipa-pure-const.c: Update tree_pass descriptors.
964 * cse.c: Update tree_pass descriptors.
965 * web.c: Update tree_pass descriptors.
966 * tree-stdarg.c: Update tree_pass descriptors.
967 * tree-ssa-math-opts.c: Update tree_pass descriptors.
968 * tree-ssa-dom.c: Update tree_pass descriptors.
969 * tree-nrv.c: Update tree_pass descriptors.
970 * tree-ssa-alias.c: Update tree_pass descriptors.
971 * loop-init.c: Update tree_pass descriptors.
972 * gimple-low.c: Update tree_pass descriptors.
973 * ipa-inline.c: Update tree_pass descriptors.
974 * tree-ssa-sink.c: Update tree_pass descriptors.
975 * global.c: Update tree_pass descriptors.
976 * ifcvt.c: Update tree_pass descriptors.
977 * jump.c: Update tree_pass descriptors.
978 * predict.c: Update tree_pass descriptors.
979 * tree-ssa-loop.c: Update tree_pass descriptors.
980 * recog.c: Update tree_pass descriptors.
981 * dse.c: Update tree_pass descriptors.
982 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
983 * tree-eh.c: Update tree_pass descriptors.
984 * regmove.c: Update tree_pass descriptors.
986 * function.c: Update tree_pass descriptors.
987 * tree-vectorizer.c: Update tree_pass descriptors.
988 * gcse.c: Update tree_pass descriptors.
989 * ipa-type-escape.c: Update tree_pass descriptors.
990 * tree-if-conv.c: Update tree_pass descriptors.
991 * init-regs.c: Update tree_pass descriptors.
992 * ipa.c: Update tree_pass descriptors.
993 * tree-ssa-phiopt.c: Update tree_pass descriptors.
994 * rtl-factoring.c: Update tree_pass descriptors.
995 * lower-subreg.c: Update tree_pass descriptors.
996 * bt-load.c: Update tree_pass descriptors.
997 * tree-dfa.c: Update tree_pass descriptors.
998 * except.c: Update tree_pass descriptors.
999 * emit-rtl.c: Update tree_pass descriptors.
1000 * cfgexpand.c: Update tree_pass descriptors.
1001 * tree-cfgcleanup.c: Update tree_pass descriptors.
1002 * cfgcleanup.c: Update tree_pass descriptors.
1003 * tree-ssa-pre.c: Update tree_pass descriptors.
1004 * tree-sra.c: Update tree_pass descriptors.
1005 * tree-mudflap.c: Update tree_pass descriptors.
1006 * tree-ssa-copy.c: Update tree_pass descriptors.
1007 * cfglayout.c: Update tree_pass descriptors.
1008 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1009 * tree-ssa-dce.c: Update tree_pass descriptors.
1010 * tree-ssa.c: Update tree_pass descriptors.
1011 * regclass.c: Update tree_pass descriptors.
1012 * integrate.c: Update tree_pass descriptors.
1013 * tree-optimize.c: Update tree_pass descriptors.
1014 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1015 * tree-object-size.c: Update tree_pass descriptors.
1016 * combine.c: Update tree_pass descriptors.
1017 * tree-outof-ssa.c: Update tree_pass descriptors.
1018 * bb-reorder.c: Update tree_pass descriptors.
1019 * stack-ptr-mod.c: Update tree_pass descriptors.
1020 * var-tracking.c: Update tree_pass descriptors.
1021 * tree-profile.c: Update tree_pass descriptors.
1022 * tree-vect-generic.c: Update tree_pass descriptors.
1023 * reg-stack.c: Update tree_pass descriptors.
1024 * sched-rgn.c: Update tree_pass descriptors.
1025 * tree-ssa-structalias.c: Update tree_pass descriptors.
1026 * tree-cfg.c: Update tree_pass descriptors.
1027 * passes.c (current_pass): Update declaration.
1028 (finish_optimization_passes): Update.
1029 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1030 (register_one_dump_file, register_dump_files_1, next_pass_1):
1032 (init_optimization_passes): Update handling of new types.
1033 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1034 * ipa-struct-reorg.c: Update tree_pass descriptors.
1035 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1036 * combine-stack-adj.c: Update tree_pass descriptors.
1037 * cfgrtl.c: Update tree_pass descriptors.
1038 * dce.c: Update tree_pass descriptors.
1039 * tree-ssanames.c: Update tree_pass descriptors.
1041 2008-03-19 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa.c (walk_data): New structure.
1045 (warn_uninitialized_var): If not always_executed warn with "maybe"
1047 (execute_early_warn_uninitialized): Compute post-dominators.
1048 Initialize always_executed before processing each basic block.
1050 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1053 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1054 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1056 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1058 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1060 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1062 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1064 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1065 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1066 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1067 target after ignore has been set, and move there also the commputation
1068 of subtarget and original_target.
1069 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1070 (LANG_HOOKS_INITIALIZER): Remove it.
1071 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1073 2008-03-18 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1076 found an expression with constants, note that in the VN for the lhs.
1077 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1078 fold them to constants if possible. Run cleanup_cfg if done so.
1079 (execute_pre): Return todo.
1081 (execute_fre): Likewise.
1082 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1084 (get_prop_source_stmt): Look through pointer conversions.
1086 2008-03-18 Jan Hubicka <jh@suse.cz>
1088 * tree-pretty-print.c: Include predict.h.
1089 (dump_generic_node): Dump predictor.
1090 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1091 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1092 * gimple-low.c (lower_stmt): Likewise.
1093 * expr.c (expand_expr_real): Likewise.
1094 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1096 (build_predict_expr, build_predict_expr): New.
1097 * predict.h (predictor_name, build_predict_expr): Update.
1098 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1099 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1100 * predict.def (PRED_CONTINUE): Update hitrate.
1101 * tree.def (PREDICT_EXPR): Define.
1102 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1103 do not handle BIND_EXPR.
1104 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1105 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1106 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1109 2008-03-18 Michael Matz <matz@suse.de>
1111 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1113 2008-03-18 Richard Guenther <rguenther@suse.de>
1115 * tree-gimple.h (is_gimple_invariant_address): Declare.
1116 (is_gimple_constant): Likewise.
1117 * tree-gimple.c (is_gimple_constant): New function.
1118 (is_gimple_invariant_address): Likewise.
1119 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1120 and is_gimple_invariant_address.
1121 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1123 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1124 an addressable base.
1126 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1129 * gimplify.c (gimplify_expr): Gimplify second operand of
1132 2008-03-17 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/19637
1135 * fold-const.c (fold_unary): Remove restrictions of removing
1136 intermediate pointer-conversions (P2)(P1)P0.
1137 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1138 conversion to void pointer.
1139 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1141 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1144 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1145 emulated thread local variables.
1147 2008-03-16 Richard Guenther <rguenther@suse.de>
1150 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1151 expand TREE_INVARIANT operations that are not gimple invariant.
1153 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1155 * doc/extend.texi (Alignment): Say that the ABI controls
1156 the __alignof__ for non-strict-alignment targets rather
1157 than being a recommendation.
1159 2008-03-15 Paul Brook <paul@codesourcery.com>
1161 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1163 (arm_output_fn_unwind): Mark functions that can not be unwound.
1165 2008-03-15 Paul Brook <paul@codesourcery.com>
1167 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1168 extension instructions.
1170 2008-03-15 Richard Guenther <rguenther@suse.de>
1172 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1173 and fold constant aggregate refs.
1174 (fold_const_aggregate_ref): Handle string constants
1175 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1176 (evaluate_stmt): Simplify now that ccp_fold folds constant
1179 2008-03-15 Paul Brook <paul@codesourcery.com>
1181 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1182 (extzv): Use gen_extzv_t2.
1183 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1185 2008-03-15 Richard Guenther <rguenther@suse.de>
1187 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1188 (fold_const_aggregate_ref): Likewise.
1189 (get_value): Return NULL if we don't have any values.
1190 (ccp_finalize): Set const_val to NULL after freeing it.
1191 * tree-flow.h (get_symbol_constant_value): Declare.
1192 (fold_const_aggregate_ref): Likewise.
1193 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1195 2008-03-15 Richard Guenther <rguenther@suse.de>
1198 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1199 to not produce negative array indices if not allowed. Add
1200 parameter to indicate that.
1201 (maybe_fold_offset_to_component_ref): Allow negative array
1202 indices only for the first member of a structure.
1203 (maybe_fold_offset_to_reference): Allow negative array indices.
1204 (maybe_fold_stmt_addition): Likewise.
1206 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1207 Anatoly Sokolov <aesok@post.ru>
1209 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1210 (avr_arch): Add ARCH_AVR6.
1211 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1212 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1213 instead of fixed value 2.
1214 (print_operand_address): Use gs() asm specifier instead of pm().
1215 (avr_assemble_integer): (Ditto.).
1216 (avr_output_addr_vec_elt): (Ditto.).
1217 (print_operand): Handle "!" code.
1218 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1219 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1220 (AVR_HAVE_EIJMP_EICALL): Define.
1221 (AVR_3_BYTE_PC): Redefine.
1222 (AVR_2_BYTE_PC): (Ditto.).
1223 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1224 (LINK_SPEC): Add atmega2560 and atmega2561.
1225 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1227 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1228 for 3 byte PC devices.
1229 (call_value_insn): (Ditto.).
1230 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1231 (indirect_jump): Use only for for 2 byte PC devices.
1232 (*tablejump): (Ditto.).
1233 (*indirect_jump_avr6): Add insn.
1234 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1235 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1236 instead of ijmp for 3 byte PC devices.
1237 (__tablejump2__): (Ditto.).
1238 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1239 (MULITLIB_DIRNAMES): (Ditto.).
1240 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1242 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1245 "sse2_umulsidi3". Use V1DI mode for operand 0.
1246 ("mmx_psadbw"): Use V1DI mode for operand 0.
1247 * config/i386/i386-modes.def (V1SI): New vector mode.
1248 * config/i386/i386.c (struct builtin_description)
1249 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1250 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1251 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1252 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1253 v1di_ftype_v8qi_v8qi type.
1254 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1256 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1257 __builtin_ia32_pmuludq]: Fix the mode of return value.
1259 2008-03-15 Richard Guenther <rguenther@suse.de>
1262 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1265 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1267 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1268 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1269 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1270 unless TARGET_SERIALIZE_VOLATILE is enabled.
1271 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1272 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1273 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1275 2008-03-14 Richard Guenther <rguenther@suse.de>
1277 PR tree-optimization/34172
1278 * tree-flow.h (refs_may_alias_p): Declare.
1279 (get_single_def_stmt): Likewise.
1280 (get_single_def_stmt_from_phi): Likewise.
1281 (get_single_def_stmt_with_phi): Likewise.
1282 * tree-dfa.c (refs_may_alias_p): New function.
1283 (get_single_def_stmt): Likewise.
1284 (get_single_def_stmt_from_phi): Likewise.
1285 (get_single_def_stmt_with_phi): Likewise.
1286 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1287 (vn_reference_lookup_1): New helper function.
1288 (vn_reference_lookup): Walk the virtual use-def chain to
1289 continue searching for a match if the def does not alias the
1290 reference we are looking for.
1292 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1294 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1295 archive and Perzl. Update The Written Word listing.
1297 2008-03-14 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/34043
1300 PR tree-optimization/33989
1301 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1303 (bitmap_find_leader): Use extra argument to verify dominance
1304 relationship inside a basic-block.
1305 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1306 (find_leader_in_sets): Adjust.
1307 (create_component_ref_by_pieces): Take extra argument for
1308 dominance check, handle lookup failures.
1309 (find_or_generate_expression): Likewise.
1310 (create_expression_by_pieces): Likewise.
1311 (insert_into_preds_of_block): Adjust.
1312 (create_value_expr_from): If asked for, verify all operands
1313 are in the blocks AVAIL_OUT set.
1314 (make_values_for_stmt): Check for SSA_NAMEs that are life
1315 over an abnormal edge.
1316 (compute_avail): Remove such check.
1317 (do_SCCVN_insertion): New function.
1318 (eliminate): If we do not find a leader suitable for replacement
1319 insert a replacement expression from SCCVN if available.
1320 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1321 (struct vn_ssa_aux): Add needs_insertion flag.
1322 * tree-ssa-sccvn.c (may_insert): New global flag.
1323 (copy_reference_ops_from_ref): Value-number union member access
1324 based on its size, not type and member if insertion is allowed.
1325 (visit_reference_op_load): For a weak match from union type
1326 punning lookup a view-converted value and insert a SSA_NAME
1327 for that value if that is not found.
1328 (visit_use): Make dumps shorter. Do not disallow value numbering
1329 SSA_NAMEs that are life over an abnormal edge to constants.
1330 (free_scc_vn): Release inserted SSA_NAMEs.
1331 (run_scc_vn): New flag to specify whether insertion is allowed.
1332 Process SSA_NAMEs in forward order.
1333 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1334 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1335 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1336 pointer type to/from integral types that do not change the
1337 precision to regular conversions.
1339 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1341 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1342 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1343 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1344 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1345 input arguments and the mode of return value. Built-in functions
1346 that operate on whole 64-bit MMX register now use V1DI mode.
1348 2008-03-13 Alon Dayan <alond@il.ibm.com>
1349 Olga Golovanevsky <olga@il.ibm.com>
1351 PR tree-optimization/35041
1352 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1353 to locate the right position in a statement.
1355 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/xmmintrin.h: Change all static inline functions to
1360 extern inline and add __gnu_inline__ attribute.
1361 * config/i386/bmintrin.h: Ditto.
1362 * config/i386/smmintrin.h: Ditto.
1363 * config/i386/tmmintrin.h: Ditto.
1364 * config/i386/mmintrin-common.h: Ditto.
1365 * config/i386/ammintrin.h: Ditto.
1366 * config/i386/emmintrin.h: Ditto.
1367 * config/i386/pmmintrin.h: Ditto.
1368 * config/i386/mmintrin.h: Ditto.
1369 * config/i386/mm3dnow.h: Ditto.
1371 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1374 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1375 (lower_omp_2): New function.
1376 (lower_omp_1, lower_omp): Rewritten.
1378 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1381 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1382 with the phrase "Microsoft Windows compilers".
1383 (Push/Pop Macro Pragmas): New subsection. Document
1384 #pragma push_macro and pragma pop_macro.
1386 2008-03-12 Paul Brook <paul@codesourcery.com>
1388 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1390 2008-03-12 Paul Brook <paul@codesourcery.com>
1392 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1393 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1394 (thumb2_addsi_shortim): Rename ...
1395 (thumb2_addsi_short): ... to this. Allow register operands.
1396 (thumb2_subsi_short): New pattern.
1397 (thumb2_one_cmplsi2_short,
1398 thumb2_negsi2_short): New patterns and peepholes.
1400 2008-03-12 Paul Brook <paul@codesourcery.com>
1402 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1404 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1406 * config/i386/i386.md (int_cond): New code iterator.
1408 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1409 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1410 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1411 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1412 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1413 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1414 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1415 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1417 2008-03-12 Paul Brook <paul@codesourcery.com>
1419 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1420 instead of {arm,thumb}_compute_save_reg_mask.
1421 (output_return_instruction): Ditto.
1422 (thumb_unexpanded_epilogue): Ditto.
1423 (thumb1_expand_prologue): Ditto.
1424 (thumb1_output_function_prologue): Ditto.
1425 (arm_set_return_address): Ditto.
1426 (thumb_set_return_address): Ditto.
1427 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1428 regs to achieve stack alignment.
1429 (thumb1_compute_save_reg_mask): Fix compiler warning.
1430 (arm_output_epilogue): Use offsets->saved_regs_mask.
1431 Adjust stack pointer by poping call clobered registers.
1432 (arm_expand_prologue): Use offsets->saved_regs_mask.
1433 Adjust stack pointer by pushing extra registers.
1434 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1436 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1439 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1440 conversion to the operands of a multiplication.
1442 2008-03-12 Richard Guenther <rguenther@suse.de>
1444 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1445 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1446 * timevar.def (TV_TREE_PHIPROP): Add.
1447 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1448 pass description. Use TV_TREE_PHIPROP.
1449 * tree-ssa-forwprop.c: Remove phiprop code.
1451 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1454 * omp-low.c (maybe_lookup_decl): Constify first argument.
1455 (use_pointer_for_field): Change last argument from bool to
1456 omp_context *. Disallow shared copy-in/out in nested
1457 parallel if decl is shared in outer parallel too.
1458 (build_outer_var_ref, scan_sharing_clauses,
1459 lower_rec_input_clauses, lower_copyprivate_clauses,
1460 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1462 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1463 Ira Rosen <irar@il.ibm.com>
1465 * tree-vectorizer.c (free_stmt_vec_info): New function.
1466 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1467 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1468 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1469 * tree-vect-transform.c (vectorizable_conversion): Free
1470 vec_oprnds0 if it was allocated.
1471 (vect_permute_store_chain): Remove unused VECs.
1472 (vectorizable_store): Free VECs that are allocated in the..
1474 (vect_transform_strided_load, vectorizable_load): Likewise.
1475 (vect_remove_stores): Simplify the code.
1476 (vect_transform_loop): Move code to vect_remove_stores().
1477 Call vect_remove_stores() and free_stmt_vec_info().
1479 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1481 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1482 TARGET_HPUX. Revise comment.
1483 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1484 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1485 Use sr4 variant of `be' instruction when not generating PIC code.
1486 (attr_length_call): Adjust for above change.
1488 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1490 * ipa-reference.c (static_execute): Remove module_statics_const and
1491 associated setting code.
1493 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1496 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1497 predicate for operand 1.
1498 (paritysi2_cmp): Use register_operand predicate for operand 2.
1499 Use earlyclobber modifier for operand 1. Remove support for
1501 (paritydi2_cmp): Use register_operand predicate for operand 3.
1502 Use earlyclobber modifier for operand 1. Remove support for
1505 2008-03-11 Paul Brook <paul@codesourcery.com>
1506 Vladimir Prus <vladimir@codesourcery.com>
1508 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1509 (arm_compute_save_reg0_reg12_mask): Always
1510 check if register 11 must be saved. Always safe hard frame pointer
1511 when frame_pointer_needeed.
1512 (arm_compute_save_reg_mask): Save IP and PC
1513 only with apcs frames.
1514 (arm_output_epilogue): Adjust Thumb2 codepath to
1515 be also invoked and work for ARM non-apcs frames.
1516 (arm_expand_prologue): Don't bother saving IP
1517 for non-apcs frame, since it's not clobbered by
1518 prologue code. Implement non-apcs frame
1521 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1523 PR rtl-optimization/35281
1524 * expr.c (convert_move): Use a new pseudo for the intermediate
1525 from_mode->word_mode result.
1527 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1529 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1530 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1531 * toplev.c (compile_file): Don't call it.
1533 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1536 * expr.c (store_expr): Call emit_block_move if the mode
1537 of "temp" RTX is BLKmode.
1539 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1540 Richard Guenther <rguenther@suse.de>
1542 PR tree-optimization/31358
1543 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1544 the step with a NULL_TREE.
1545 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1546 to sizetype if type is a pointer type.
1547 (add_candidate_1): Don't convert the base and step to
1548 the generic type if the orginal type is a pointer type.
1549 (add_iv_value_candidates): Use sizetype for the step
1550 if type is a pointer type.
1551 (cand_value_at): Likewise.
1552 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1554 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1555 Don't convert the tem affine to the type.
1556 (add_elt_to_tree): Use sizetype for the step if a pointer.
1557 Use POINTER_PLUS_EXPR for pointers.
1558 (aff_combination_to_tree): Use sizetype for the step if a
1561 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1563 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1564 Remove commutativity hint.
1566 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1570 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1571 errorneous type. Check that v is a VAR_DECL.
1574 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1576 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1578 PR tree-optimization/35494
1579 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1580 may be overriden at link and run time.
1582 2008-03-10 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/34677
1585 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1586 (poolify_tree): Likewise.
1587 (modify_expr_template): Likewise.
1588 (poolify_modify_stmt): Likewise.
1589 (insert_fake_stores): Handle all component-ref style stores
1590 in addition to INDIRECT_REF. Also handle complex types.
1591 Do not poolify the inserted load.
1592 (realify_fake_stores): Do not rebuild the tree but only
1593 make it a SSA_NAME copy.
1594 (init_pre): Remove initialzation of modify_expr_template.
1595 Do not allocate modify_expr_node_pool.
1596 (fini_pre): Do not free modify_expr_node_pool.
1598 2008-03-10 Paul Brook <paul@codesourcery.com>
1600 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1603 2008-03-10 Paul Brook <paul@codesourcery.com>
1604 Mark Shinwell <shinwell@codesourcery.com>
1606 * config/arm/cortex-r4.md: New.
1607 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1609 * config/arm/arm.md: Include cortex-r4.md.
1610 (insn): Add smmls, sdiv and udiv values.
1611 (generic_sched): Don't use generic scheduling for Cortex-R4.
1612 (arm_issue_rate): New function.
1613 (TARGET_SCHED_ISSUE_RATE): Define.
1615 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1617 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1619 2008-03-10 Richard Guenther <rguenther@suse.de>
1621 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1622 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1624 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1626 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1627 Set default to true.
1629 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1631 * c.opt (Wsynth): Deprecate.
1632 * doc/invoke.texi (Option Summary, Warning Options): Document
1633 -Wno-format-contains-nul.
1635 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1639 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1641 2008-03-09 Ira Rosen <irar@il.ibm.com>
1643 * config/rs6000/rs6000.c (builtin_description): Rename vector
1644 left shift operations.
1645 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1646 (altivec_vsl<VI_char>): Rename to ...
1647 (ashl<mode>3): ... new name.
1648 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1650 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1652 2008-03-08 Richard Guenther <rguenther@suse.de>
1654 * coverage.h (tree_coverage_counter_addr): Declare.
1655 * coverage.c (tree_coverage_counter_addr): New function.
1656 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1658 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1659 (tree_gen_one_value_profiler): Likewise.
1660 (tree_gen_ic_profiler): Likewise.
1661 (tree_gen_average_profiler): Likewise.
1662 (tree_gen_ior_profiler): Likewise.
1664 2008-03-08 Richard Guenther <rguenther@suse.de>
1666 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1667 (vn_binary_op_insert): Likewise.
1668 (vn_unary_op_lookup): Likewise.
1669 (vn_unary_op_insert): Likewise.
1670 (vn_nary_op_lookup): Declare.
1671 (vn_nary_op_insert): Likewise.
1672 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1673 and binary hashes, use a single obstack for unary_op_pool
1675 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1676 a single struct vn_nary_op_s. Store tree code length and
1677 a variable number of operands.
1678 (struct vn_reference_op_struct): Remove unused op2.
1679 (vn_reference_op_eq): Do not compare op2.
1680 (vn_reference_op_compute_hash): Do not compute hash of op2.
1681 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1682 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1683 with vn_nary_op_compute_hash.
1684 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1685 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1687 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1689 (visit_unary_op): Call nary functions.
1690 (visit_binary_op): Likewise.
1691 (process_scc): Adjust for struct vn_tables_s changes.
1692 (allocate_vn_table): Likewise.
1693 (free_vn_table): Likewise.
1694 * tree-vn.c (vn_add): Call nary functions.
1695 (vn_lookup): Likewise.
1697 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1700 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1701 wdst back after sync_compare_and_swapqhi_internal.
1703 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386-modes.def (V1DI): New vector mode.
1707 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1708 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1709 (MMXMODE248): Ditto.
1710 (MMXMODE): Add V1DI mode.
1711 (mmxvecsize): Change DI mode to V1DI mode.
1712 ("mov<mode>): Use MMXMODEI8 mode iterator.
1713 ("*mov<mode>_internal_rex64"): Ditto.
1714 ("*mov<mode>_internal"): Ditto.
1715 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1716 ("mmx_sub<mode>3"): Ditto.
1717 ("mmx_adddi3"): Remove insn pattern.
1718 ("mmx_subdi3"): Ditto.
1719 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1720 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1721 ("mmx_ashl<mode>3"): Ditto.
1722 ("mmx_lshrdi3"): Remove insn pattern.
1723 ("mmx_ashldi3"): Ditto.
1724 * config/i386/i386.c (classify_argument): Handle V1DImode.
1725 (function_arg_advance_32): Ditto.
1726 (function_arg_32): Ditto.
1727 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1728 mmx_addv1di3 insn pattern.
1729 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1730 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1731 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1732 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1733 Remove definitions of built-in functions.
1734 (V1DI_type_node): New node.
1735 (v1di_ftype_v1di_int): Ditto.
1736 (v1di_ftype_v1di_v1di): Ditto.
1737 (v2si_ftype_v2si_si): Ditto.
1738 (v4hi_ftype_v4hi_di): Remove node.
1739 (v2si_ftype_v2si_di): Ditto.
1740 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1741 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1742 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1743 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1744 Add new builtins using def_builtin_const.
1745 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1746 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1747 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1748 * config/i386/mmintrin.h (__v1di): New typedef.
1749 (_mm_add_si64): Cast arguments to __v1di type.
1750 (_mm_sub_si64): Ditto.
1751 (_mm_sll_pi16): Cast __count to __v4hi type.
1752 (_mm_sll_pi32): Cast __count to __v2si type.
1753 (_mm_sll_si64): Cast arguments to __v1di type.
1754 (_mm_srl_pi16): Cast __count to __v4hi type.
1755 (_mm_srl_pi32): Cast __count to __v2si type.
1756 (_mm_srl_si64): Cast arguments to __v1di type.
1757 (_mm_sra_pi16): Cast __count to __v4hi type.
1758 (_mm_sra_pi32): Cast __count to __v2si type.
1759 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1760 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1761 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1762 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1763 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1764 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1765 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1766 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1767 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1768 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1769 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1770 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1772 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1774 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1776 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1779 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1780 reg+const addressing for Altivec modes. Don't generate reg+reg
1781 addressing for TFmode or TDmode quantities.
1783 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1785 * c-common.c (vector_types_convertible_p): Call langhook
1786 instead of comptypes.
1788 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1791 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1792 integral and scalar float variables which have a
1795 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1797 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1798 dwarf_register_span hook when emitting unwind information for
1799 register-to-memory saves.
1800 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1801 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1803 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1805 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1806 for the same VAR_DECL.
1808 2008-03-06 Tom Tromey <tromey@redhat.com>
1811 * doc/standards.texi (Standards): Don't mention treelang.
1812 * doc/invoke.texi (Overall Options): Don't mention treelang.
1813 * doc/install.texi (Prerequisites): Don't mention bison or
1815 (Configuration): Don't mention treelang.
1816 (Building): Likewise.
1817 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1819 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1821 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1822 word-extractions out of a multi-word object.
1824 2008-03-06 Richard Guenther <rguenther@suse.de>
1826 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1827 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1828 result type and precision.
1829 * expr.c (get_inner_reference): Set unsignedp based on the result
1830 type of BIT_FIELD_REF.
1831 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1832 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1833 (try_instantiate_multiple_fields): Likewise. Use the correct type
1835 (sra_build_assignment): Likewise.
1836 (sra_build_elt_assignment): Likewise.
1837 (sra_explode_bitfield_assignment): Likewise.
1838 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1839 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1840 set BIT_FIELD_REF_UNSIGNED.
1841 (vectorizable_load): Likewise.
1843 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1845 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1848 2008-03-06 Richard Guenther <rguenther@suse.de>
1850 * alias.c (struct alias_set_entry): Move has_zero_child field
1851 to pack with alias_set.
1853 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1855 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1858 2008-03-05 Ian Lance Taylor <iant@google.com>
1860 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1862 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1864 * fwprop.c (update_df): Support width and offset parameters of
1866 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1867 global_conflicts): Change DF_REF_EXTRACT to either
1868 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1869 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1870 * df-scan.c (df_ref_record, df_defs_record,
1871 df_ref_create_structure, df_def_record_1, df_uses_record,
1872 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1873 df_bb_refs_collect, df_entry_block_defs_collect,
1874 df_exit_block_uses_collect): Support new width and offset fields.
1875 (ref_extract_pool): New storage pool.
1876 (df_free_ref): New function.
1877 (df_reg_chain_unlink, df_free_collection_rec,
1878 df_sort_and_compress_refs): Call df_free_ref.
1879 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1881 (df_ref_create_structure): Allocate df_ref_extract if offset and
1882 width fields are used.
1883 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1884 (df_uses_record): Get offset and width from ZERO_EXTRACT
1886 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1887 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1888 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1889 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1890 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1891 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1892 (df_ref_extract): New structure.
1893 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1894 (df_ref_create): Add width and offset parameters.
1896 2008-03-05 Richard Guenther <rguenther@suse.de>
1898 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1899 Use ranges_overlap_p.
1900 (offset_overlaps_with_access): Rename
1901 to ranges_overlap_p and move ...
1902 * tree-flow-inline.h (ranges_overlap_p): ... here.
1904 * tree.h (get_inner_reference, handled_component_p): Update
1907 * tree.h (record_component_aliases, get_alias_set,
1908 alias_sets_conflict_p, alias_sets_must_conflict_p,
1909 objects_must_conflict_p): Move declarations ...
1910 * alias.h (record_component_aliases, get_alias_set,
1911 alias_sets_conflict_p, alias_sets_must_conflict_p,
1912 objects_must_conflict_p): ... here.
1913 Include coretypes.h.
1914 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1916 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1918 * cfg.c: Include tree-flow.h.
1919 (remove_edge_raw): Call redirect_edge_var_map_clear.
1920 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1921 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1922 (redirect_edge_var_map_result): New.
1923 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1924 PENDING_STMT use with redirect_edge_var_map_*.
1925 * tree-ssa.c (edge_var_maps): New definition.
1926 (redirect_edge_var_map_add): New.
1927 (redirect_edge_var_map_clear): New.
1928 (redirect_edge_var_map_dup): New.
1929 (redirect_edge_var_map_vector): New.
1930 (redirect_edge_var_map_destroy): New.
1931 (ssa_redirect_edge): Replace PENDING_STMT use with
1932 redirect_edge_var_map_*.
1933 (flush_pending_stmts): Same.
1934 (delete_tree_ssa): Destroy edge var map.
1935 * tree-flow.h (struct _edge_var_map): New.
1936 Define edge_var_map vector type.
1937 Declare redirect_edge_var_map_* prototypes.
1938 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1939 * tree-cfg.c (reinstall_phi_args): Replace
1940 PENDING_STMT use with redirect_edge_var_map_*.
1942 2008-03-05 Richard Guenther <rguenther@suse.de>
1944 PR tree-optimization/35472
1945 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1946 whose single use_stmt has a overlapping set of loaded and
1947 stored symbols as that use_stmt might be a noop assignment then.
1949 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1951 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1953 2008-03-05 Richard Guenther <rguenther@suse.de>
1956 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1957 should be constants.
1958 * tree-cfg.c (verify_expr): Verify it.
1959 * fold-const.c (fold_truthop): Remove code generating
1960 BIT_FIELD_REFs of structure bases.
1961 (fold_binary): Likewise.
1962 (fold_ternary): Position and size of BIT_FIELD_REFs are
1963 always host integers.
1964 (make_bit_field_ref): Remove.
1965 (optimize_bit_field_compare): Remove.
1966 (all_ones_mask_p): Remove.
1968 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1971 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1972 (split_block_and_df_analyze): New. Split basic block and rebuild
1974 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1976 (split_pattern_seq): Likewise.
1977 (erase_matching_seqs): Likewise.
1978 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1980 2008-03-04 Geoff Keating <geoffk@apple.com>
1982 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1983 declaration and code.
1984 (tree_invalid_nonnegative_warnv_p): Likewise.
1986 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1988 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1989 examples. Truncate option-names then causing overfull hbox.
1991 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1994 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1996 * configure: Rebuilt.
1998 2008-03-04 Rafael Espindola <espindola@google.com>
2000 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2001 (tree_unary_nonnegative_warnv_p): New.
2002 (tree_binary_nonnegative_warnv_p): New.
2003 (tree_single_nonnegative_warnv_p): New.
2004 (tree_invalid_nonnegative_warnv_p): New.
2005 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2007 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2010 * opts.c (handle_option): Postpone 'unknown option' errors only for
2013 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2016 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2019 2008-03-04 Rafael Espindola <espindola@google.com>
2021 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2022 (tree_binary_nonzero_warnv_p): New.
2023 (tree_single_nonzero_warnv_p): New.
2024 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2026 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2029 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2030 transformations for modes that have signed zeros.
2031 * ifcvt.c (noce_try_abs): Ditto.
2033 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2035 * config/i386/i386.c (override_options): Force
2036 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2038 2008-03-04 Jan Hubicka <jh@suse.cz>
2041 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2044 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2046 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2047 label to probe the stack.
2049 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2051 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2052 (__gthr_win32_mutex_destroy): Declare.
2053 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2054 __gthr_win32_mutex_destroy.
2055 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2057 2008-03-03 Jan Hubicka <jh@suse.cz>
2060 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2061 aggressive on inlining cold calls.
2063 2008-03-03 Richard Guenther <rguenther@suse.de>
2065 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2066 struct copies into the expression table.
2067 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2068 (try_to_simplify): Likewise.
2069 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2070 integral and pointer arguments which do not change the
2071 precision to NOP_EXPRs.
2072 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2073 VIEW_CONVERT_EXPR case.
2075 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2077 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2078 defined in a loop at depth 0 is invariant.
2079 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2080 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2081 be called at loop depth 0.
2083 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2086 * gcc.c (process_command): Update copyright notice dates.
2087 * gcov.c (print_version): Likewise.
2088 * gcov-dump.c (print_version): Likewise.
2089 * mips-tfile.c (main): Likewise.
2090 * mips-tdump.c (main): Likewise.
2092 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2095 * c-common.c (flag_permissive): Delete.
2096 (constant_expression_warnings): Check flags first.
2097 (constant_expression_error): New.
2098 * c-common.h (flag_permissive): Delete.
2099 (constant_expression_error): Declare.
2100 * flags.h (flag_permissive): Declare. Update description.
2101 * diagnostic.c (pedwarn): Update.
2103 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2104 (permissive_error_kind): New.
2105 * toplev.c (flag_permissive): Define. Update description.
2106 * toplev.h (permissive_error_kind): Declare.
2107 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2108 (pedwarn_c90): Use pedantic_warning_kind.
2109 * c-opts.c (c_common_post_options): flag_permissive does not affect
2110 flag_pedantic_errors.
2112 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2114 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2115 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2116 __absvsi2, __absvDI2): Use unsigned arithmetic.
2118 2008-03-02 Andi Kleen <ak@suse.de>
2119 Richard Guenther <rguenther@suse.de>
2121 * struct-equiv.c: Remove file.
2122 * cfg_cleanup.c (condjump_equiv_p): Remove.
2123 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2124 (struct-equiv.o): Remove rule.
2125 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2126 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2127 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2129 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2131 * ifcvt.c (noce_process_if_block): Try to handle only the then
2132 block if the else block exists but isn't suitable.
2134 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2137 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2138 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2139 regression from previous patch.
2141 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2144 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2146 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2147 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2148 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2149 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2150 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2151 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2152 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2153 (__gthread_mutex_destroy_function): Rename to
2154 __gthread_mutex_destroy.
2155 * gthr-dce.h (__gthread_mutex_destroy): Call
2156 pthread_mutex_destroy.
2157 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2158 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2159 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2161 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2163 * df-scan.c (df_ref_chain_change_bb): Simplify.
2164 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2165 set_block_for_insn if there's any change.
2166 * df.h ((df_insn_change_bb): Fix prototype.
2167 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2168 df_insn_change_bb, don't call set_block_for_insn.
2169 * emit-rtl.c (reorder_insns): Likewise.
2170 * haifa-sched.c (move_insn): Likewise.
2172 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2174 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2176 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2178 * tree-flow-inline.h (next_readonly_imm_use): Return
2179 NULL_USE_OPERAND_P after the end.
2181 2008-03-01 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/35411
2184 * tree-sra.c (sra_build_assignment): Split conversion to
2185 final type to a separate statement if we are not assigning
2188 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2190 * fold-const.c (fold_convertible_p): Correct the logic to follow
2191 that in fold_convert().
2193 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2196 * tree-inline.c (build_duplicate_type): When we make a
2197 duplicate type, make it unique in the canonical types system.
2199 2008-02-29 Tom Tromey <tromey@redhat.com>
2201 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2202 input_file_stack_history, input_file_stack_restored): Remove.
2203 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2204 * input.h (struct file_stack): Remove.
2205 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2206 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2208 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2210 (diagnostic_last_module_changed): Add 'map' argument.
2211 (diagnostic_set_last_function): Likewise.
2212 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2213 line map, not input_file_stack.
2214 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2216 2008-02-29 Paul Brook <paul@codesourcery.com>
2218 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2220 2008-02-29 Paul Brook <paul@codesourcery.com>
2222 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2224 2008-02-29 Richard Guenther <rguenther@suse.de>
2226 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2228 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2229 value for comparing for a store match.
2230 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2231 (try_to_simplify): Do not do a full-blown reference lookup.
2233 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2235 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2236 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2238 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2240 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2242 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2243 strides against cache sizes.
2245 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2247 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2250 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2252 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2253 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2254 is smaller than the original promoted value.
2255 (simplify_subreg): If OP is a SUBREG, try to preserve its
2256 SUBREG_PROMOTED_VAR_P information.
2258 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2260 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2261 (VN_INFO_GET): Allocate new objects on the obstack.
2262 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2263 for rpo_numbers_temp, for consistency.
2264 (free_scc_vn): Free the obstack.
2266 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2268 * doc/invoke.texi: Document -ftree-loop-distribution.
2269 * tree-loop-distribution.c: New.
2270 * tree-pass.h (pass_loop_distribution): New.
2271 * graphds.h (struct graph): Add htab_t indices.
2272 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2273 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2274 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2275 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2276 * tree-data-ref.c (debug_data_dependence_relations): New.
2277 (dump_data_dependence_relation): Also print data references.
2278 (free_data_ref): Extern.
2279 (same_access_functions): Moved...
2280 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2281 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2282 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2283 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2284 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2285 (stmts_from_loop): Skip LABEL_EXPR.
2286 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2288 (build_rdg): Initialize rdg->indices htab.
2289 (free_rdg, stores_from_loop, ref_base_address,
2290 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2291 have_similar_memory_accesses_1, ref_base_address_1,
2292 remove_similar_memory_refs): New.
2293 * tree-data-ref.h: Depend on tree-chrec.h.
2294 (debug_data_dependence_relations, free_data_ref): Declared.
2295 (same_access_functions): ... here.
2296 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2298 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2299 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2300 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2301 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2302 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2303 rdg_vertex_for_stmt): Declared.
2304 (struct rdg_edge): Add level.
2306 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2307 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2309 (rdg_has_similar_memory_accesses): New.
2310 * tree-vect-analyze.c: Remove unused static decls.
2311 * lambda.h (dependence_level): New.
2312 * common.opt (ftree-loop-distribution): New.
2313 * tree-flow.h (mark_virtual_ops_in_bb,
2314 slpeel_tree_duplicate_loop_to_edge_cfg,
2315 rename_variables_in_loop): Declared.
2316 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2317 (OBJS-common): Add tree-loop-distribution.o.
2318 (tree-loop-distribution.o): New rule.
2319 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2320 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2321 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2323 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2326 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2327 other than structures and unions.
2329 2008-02-28 Richard Guenther <rguenther@suse.de>
2332 2008-02-26 Richard Guenther <rguenther@suse.de>
2334 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2335 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2336 (lookup_decl_from_uid): Declare.
2337 (remove_decl_from_map): Likewise.
2338 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2339 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2340 (decl_for_uid_map): New global hashtable mapping DECL_UID
2342 (init_ttree): Allocate it.
2343 (insert_decl_to_uid_decl_map): New helper function.
2344 (make_node_stat): Insert new decls into the map.
2345 (copy_node_stat): Likewise.
2346 (lookup_decl_from_uid): New function.
2347 (remove_decl_from_map): Likewise.
2348 (print_decl_for_uid_map_statistics): New helper.
2349 (dump_tree_statistics): Call it.
2351 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2352 (referenced_var_iterator): Adjust.
2353 (FOR_EACH_REFERENCED_VAR): Adjust.
2354 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2355 (num_referenced_vars): Adjust.
2356 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2357 (first_referenced_var): Remove.
2358 (end_referenced_vars_p): Likewise.
2359 (next_referenced_var): Likewise.
2360 (referenced_var_iterator_set): New helper function.
2361 * tree-dfa.c (referenced_var_lookup): Adjust.
2362 (referenced_var_check_and_insert): Likewise.
2363 (remove_referenced_var): Likewise.
2364 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2365 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2366 (verify_call_clobbering): Likewise.
2367 (verify_memory_partitions): Likewise.
2368 (init_tree_ssa): Allocate bitmap instead of hashtable for
2370 (delete_tree_ssa): Adjust.
2371 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2373 (compute_tag_properties): Likewise.
2374 (set_initial_properties): Likewise.
2375 (find_partition_for): Likewise.
2376 (update_reference_counts): Likewise.
2377 (dump_may_aliases_for): Likewise.
2378 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2379 (add_call_clobber_ops): Likewise.
2380 (add_call_read_ops): Likewise.
2381 (get_asm_expr_operands): Likewise.
2382 * tree-into-ssa.c (dump_decl_set): Likewise.
2383 (update_ssa): Likewise.
2384 * tree-sra.c (scan_function): Likewise.
2385 (decide_instantiations): Likewise.
2386 (scalarize_parms): Likewise.
2387 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2388 (dsa_named_for): Likewise.
2389 * tree-ssa-structalias.c (update_alias_info): Likewise.
2390 (merge_smts_into): Likewise.
2392 2008-02-27 David Daney <ddaney@avtrex.com>
2395 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2396 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2397 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2398 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2399 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2401 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2404 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2405 (BUILT_IN_NEXTTOWARD): Remove.
2406 (BUILT_IN_NEXTTOWARDF): Ditto.
2407 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2408 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2410 2008-02-27 Tom Tromey <tromey@redhat.com>
2412 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2413 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2415 2008-02-27 Jan Beulich <jbeulich@novell.com>
2417 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2418 update the respective field on newdecl.
2420 2008-02-27 Revital Eres <eres@il.ibm.com>
2422 PR rtl-optimization/34999
2423 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2424 crossing edges that ends with a call insn.
2425 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2426 call insn and clear the EDGE_CROSSING flag of the crossing edge
2427 when fixing fallthru edges.
2429 2008-02-27 Richard Guenther <rguenther@suse.de>
2432 * fold-const.c (fold_unary): Return the correct argument,
2433 converted to the result type.
2435 2008-02-27 Richard Guenther <rguenther@suse.de>
2438 * expr.c (expand_expr_real_1): Assert on rotates that operate
2440 * fold-const.c (fold_binary): Use the types precision, not the
2441 bitsize of the mode if folding rotate expressions. Build rotates
2442 only for full modes.
2444 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2446 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2448 * c-pragma.c (pragma_ns_name): New typedef.
2449 (registered_pp_pragmas): New variable.
2450 (c_pp_lookup_pragma): New function.
2451 (c_register_pragma_1): If flag_preprocess_only, do nothing
2452 for non-expanded pragmas, for expanded ones push pragma's
2453 namespace and name into registered_pp_pragmas vector.
2454 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2455 flag_preprocess_only, don't register GCC pch_preprocess
2456 pragma if flag_preprocess_only.
2457 * c-opts.c (c_common_init): Call init_pragma even if
2458 flag_preprocess_only.
2459 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2460 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2461 cpp_register_pragma if flag_preprocess_only.
2463 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2466 * c-parser.c (c_parser_translation_unit): Warn for empty
2467 translation unit, not empty source file.
2469 2008-02-26 Paul Brook <paul@codesourcery.com>
2471 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2472 operand for Thumb-2.
2473 * config/arm/arm.h (reg_class): Add CORE_REGS.
2474 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2475 (BASE_REG_CLASS): Use CORE_REGS.
2476 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2477 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2478 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2479 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2480 ARM_REGNO_OK_FOR_INDEX_P.
2481 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2482 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2483 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2484 (ldm/stm peepholes): Ditto.
2485 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2486 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2487 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2488 * config/arm/constraints.md: Enable "k" constraint on ARM.
2490 2008-02-27 Ben Elliston <bje@au.ibm.com>
2492 * config/rs6000/rs6000.c: Annotate cache line size field in all
2493 instances of struct processor_costs.
2495 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2497 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2498 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2499 jump_bypass): New counters.
2500 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2501 * dce.c (gate_ud_dce): Same.
2502 (gate_fast_dce): Same.
2503 * dse.c (gate_dse1): New function.
2504 (gate_dse2): New function.
2505 (gate_dse): Merge results of new gate functions.
2506 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2507 (gate_handle_jump_bypass): Add dbg_cnt.
2508 (gate_handle_gcse): Add dbg_cnt.
2509 * ifcvt.c (gate_handle_if_conversion): Same.
2510 (gate_handle_if_after_combine): Same.
2511 (gate_handle_if_after_reload): Same.
2512 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2514 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2516 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2518 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2520 2008-02-26 Jason Merrill <jason@redhat.com>
2523 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2524 alone if it's the naming decl for the type's main variant.
2526 2008-02-26 Tom Tromey <tromey@redhat.com>
2528 * system.h (USE_MAPPED_LOCATION): Poison.
2529 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2530 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2531 (make_goto_expr_edges): Likewise.
2532 (remove_bb): Likewise.
2533 (execute_warn_function_return): Likewise.
2534 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2536 * c-common.c (fname_decl): Remove old location code.
2537 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2539 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2541 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2542 (gen_rtx_ASM_INPUT): Likewise.
2543 (gen_rtx_ASM_INPUT_loc): Likewise.
2544 (get_rtx_asm_OPERANDS): Remove.
2545 * cfglayout.c (insn_locators_alloc): Remove old location code.
2546 (set_curr_insn_source_location): Likewise.
2547 (curr_insn_locator): Likewise.
2548 * print-tree.c (print_node): Remove old location code.
2549 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2550 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2551 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2552 location_from_locus.
2553 (construct_exit_block): Remove old location code.
2554 * emit-rtl.c (force_next_line_note): Remove old location code.
2555 * profile.c (branch_prob): Remove old location code.
2556 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2557 LOC_LINE): Remove old-location variants.
2558 * langhooks.c (lhd_print_error_function): Remove old location
2560 * configure, config.in: Rebuilt.
2561 * configure.ac (--enable-mapped-location): Remove.
2562 * c-decl.c (c_init_decl_processing): Remove old location code.
2563 (finish_function): Likewise.
2564 * recog.c (decode_asm_operands): Remove old location code.
2565 * c-pch.c (c_common_read_pch): Remove old location code.
2566 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2568 * gimple-low.c (lower_function_body): Remove old location code.
2569 * toplev.c (unknown_location): Remove.
2570 (push_srcloc): Remove old-location variant.
2571 (process_options): Remove old location code.
2572 (lang_dependent_init): Likewise.
2573 * input.h (UNKNOWN_LOCATION): Move definition.
2574 (location_t): Undeprecate.
2575 (source_locus): Remove.
2576 (location_from_locus): Remove.
2577 (struct location_s): Remove.
2578 Remove all old-location code.
2579 (input_line, input_filename): Remove.
2580 * final.c (final_scan_insn): Remove old location code.
2581 * diagnostic.c (diagnostic_build_prefix): Remove
2582 USE_MAPPED_LOCATION test.
2583 * tree.h (gimple_stmt) <locus>: Now a location_t.
2584 (tree_exp) <locus>: Likewise.
2585 (DECL_IS_BUILTIN): Remove old-location variant.
2586 (annotate_with_file_line, annotate_with_locus): Likewise.
2587 (expr_locus, set_expr_locus): Update.
2588 * tree.c (build1_stat): Remove old location code.
2589 (last_annotated_node): Remove.
2590 (annotate_with_file_line): Remove old-location variant.
2591 (annotate_with_locus): Likewise.
2592 (expr_location): Remove old location code.
2593 (set_expr_location): Likewise.
2594 (expr_has_location): Likewise.
2595 (expr_locus): Likewise.
2596 (set_expr_locus): Likewise.
2597 (expr_filename): Don't use location_from_locus.
2598 (expr_lineno): Likewise.
2599 * rtl-error.c (location_for_asm): Remove old location code.
2600 * c-lex.c (cb_line_change): Remove old location code.
2601 (fe_file_change): Likewise.
2602 (cb_def_pragma): Likewise.
2603 (c_lex_with_flags): Likewise.
2604 * gengtype.c (do_typedef): Don't special-case location types.
2605 (define_location_structures): Remove.
2606 (main): Don't call define_location_structures.
2607 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2610 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2613 * builtins.def (BUILT_IN_STDARG_START): Remove.
2614 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2615 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2616 * tree-inline.c (inline_forbidden_p_1): Likewise.
2618 2008-02-26 Richard Guenther <rguenther@suse.de>
2620 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2621 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2622 (lookup_decl_from_uid): Declare.
2623 (remove_decl_from_map): Likewise.
2624 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2625 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2626 (decl_for_uid_map): New global hashtable mapping DECL_UID
2628 (init_ttree): Allocate it.
2629 (insert_decl_to_uid_decl_map): New helper function.
2630 (make_node_stat): Insert new decls into the map.
2631 (copy_node_stat): Likewise.
2632 (lookup_decl_from_uid): New function.
2633 (remove_decl_from_map): Likewise.
2634 (print_decl_for_uid_map_statistics): New helper.
2635 (dump_tree_statistics): Call it.
2637 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2638 (referenced_var_iterator): Adjust.
2639 (FOR_EACH_REFERENCED_VAR): Adjust.
2640 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2641 (num_referenced_vars): Adjust.
2642 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2643 (first_referenced_var): Remove.
2644 (end_referenced_vars_p): Likewise.
2645 (next_referenced_var): Likewise.
2646 (referenced_var_iterator_set): New helper function.
2647 * tree-dfa.c (referenced_var_lookup): Adjust.
2648 (referenced_var_check_and_insert): Likewise.
2649 (remove_referenced_var): Likewise.
2650 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2651 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2652 (verify_call_clobbering): Likewise.
2653 (verify_memory_partitions): Likewise.
2654 (init_tree_ssa): Allocate bitmap instead of hashtable for
2656 (delete_tree_ssa): Adjust.
2657 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2659 (compute_tag_properties): Likewise.
2660 (set_initial_properties): Likewise.
2661 (find_partition_for): Likewise.
2662 (update_reference_counts): Likewise.
2663 (dump_may_aliases_for): Likewise.
2664 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2665 (add_call_clobber_ops): Likewise.
2666 (add_call_read_ops): Likewise.
2667 (get_asm_expr_operands): Likewise.
2668 * tree-into-ssa.c (dump_decl_set): Likewise.
2669 (update_ssa): Likewise.
2670 * tree-sra.c (scan_function): Likewise.
2671 (decide_instantiations): Likewise.
2672 (scalarize_parms): Likewise.
2673 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2674 (dsa_named_for): Likewise.
2675 * tree-ssa-structalias.c (update_alias_info): Likewise.
2676 (merge_smts_into): Likewise.
2678 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2681 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2682 * c-opts.c (c_common_handle_option): Wall enables
2683 Wvolatile-register-var.
2684 * common.opt: Move Wvolatile-register-var to...
2687 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2689 * common.opt (Wlarger-than=): New.
2690 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2692 * opts.c (common_handle_option): Handle -Wlarger-than=.
2693 * optc-gen.awk: Likewise.
2694 * opth-gen.awk: Likewise.
2695 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2696 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2698 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2700 * c-common.c (match_case_to_enum_1): Add appropriate
2701 OPT_W* parameter to warning.
2702 (c_do_switch_warnings): Likewise.
2703 * c-typeck.c (warning_init): Add one more parameter following
2705 (push_init_level): Update call to warning_init.
2706 (pop_init_level): Likewise.
2707 (add_pending_init): Likewise.
2708 (output_init_element: Likewise.
2710 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2713 * toplev.c (toplev_main): If there are warnings or error, print
2714 errors for ignored options.
2715 * opts.c (ignored_options): New static variable.
2716 (postpone_unknown_option_error): New.
2717 (print_ignored_options): New.
2718 (handle_option): Postpone errors for unknown -Wno-* options.
2719 * opts.h (print_ignored_options): Declare.
2721 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2723 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2726 2008-02-25 Richard Guenther <rguenther@suse.de>
2729 2008-02-25 Richard Guenther <rguenther@suse.de>
2731 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2732 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2733 (lookup_decl_from_uid): Declare.
2734 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2735 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2736 (decl_for_uid_map): New global hashtable mapping DECL_UID
2738 (init_ttree): Allocate it.
2739 (insert_decl_to_uid_decl_map): New helper function.
2740 (make_node_stat): Insert new decls into the map.
2741 (copy_node_stat): Likewise.
2742 (lookup_decl_from_uid): New function.
2743 (print_decl_for_uid_map_statistics): New helper.
2744 (dump_tree_statistics): Call it.
2746 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2747 (referenced_var_iterator): Adjust.
2748 (FOR_EACH_REFERENCED_VAR): Adjust.
2749 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2750 (num_referenced_vars): Adjust.
2751 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2752 (first_referenced_var): Remove.
2753 (end_referenced_vars_p): Likewise.
2754 (next_referenced_var): Likewise.
2755 (referenced_var_iterator_set): New helper function.
2756 * tree-dfa.c (referenced_var_lookup): Adjust.
2757 (referenced_var_check_and_insert): Likewise.
2758 (remove_referenced_var): Likewise.
2759 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2761 (verify_call_clobbering): Likewise.
2762 (verify_memory_partitions): Likewise.
2763 (init_tree_ssa): Allocate bitmap instead of hashtable for
2765 (delete_tree_ssa): Adjust.
2766 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2768 (compute_tag_properties): Likewise.
2769 (set_initial_properties): Likewise.
2770 (find_partition_for): Likewise.
2771 (update_reference_counts): Likewise.
2772 (dump_may_aliases_for): Likewise.
2773 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2774 (add_call_clobber_ops): Likewise.
2775 (add_call_read_ops): Likewise.
2776 (get_asm_expr_operands): Likewise.
2777 * tree-into-ssa.c (dump_decl_set): Likewise.
2778 (update_ssa): Likewise.
2779 * tree-sra.c (scan_function): Likewise.
2780 (decide_instantiations): Likewise.
2781 (scalarize_parms): Likewise.
2782 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2783 (dsa_named_for): Likewise.
2784 * tree-ssa-structalias.c (update_alias_info): Likewise.
2785 (merge_smts_into): Likewise.
2787 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2790 * doc/invoke.texi (-fcx-limited-range): Document new option.
2791 * toplev.c (process_options): Handle -fcx-fortran-rules.
2792 * common.opt: Add documentation for -fcx-fortran-rules.
2794 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2797 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2798 actual behaviour and C99.
2800 2008-02-26 Ben Elliston <bje@au.ibm.com>
2802 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2803 (ASM_CPU_POWER6_SPEC): Likewise.
2804 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2805 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2806 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2808 2008-02-25 Richard Guenther <rguenther@suse.de>
2810 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2811 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2812 (lookup_decl_from_uid): Declare.
2813 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2814 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2815 (decl_for_uid_map): New global hashtable mapping DECL_UID
2817 (init_ttree): Allocate it.
2818 (insert_decl_to_uid_decl_map): New helper function.
2819 (make_node_stat): Insert new decls into the map.
2820 (copy_node_stat): Likewise.
2821 (lookup_decl_from_uid): New function.
2822 (print_decl_for_uid_map_statistics): New helper.
2823 (dump_tree_statistics): Call it.
2825 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2826 (referenced_var_iterator): Adjust.
2827 (FOR_EACH_REFERENCED_VAR): Adjust.
2828 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2829 (num_referenced_vars): Adjust.
2830 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2831 (first_referenced_var): Remove.
2832 (end_referenced_vars_p): Likewise.
2833 (next_referenced_var): Likewise.
2834 (referenced_var_iterator_set): New helper function.
2835 * tree-dfa.c (referenced_var_lookup): Adjust.
2836 (referenced_var_check_and_insert): Likewise.
2837 (remove_referenced_var): Likewise.
2838 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2839 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2840 (verify_call_clobbering): Likewise.
2841 (verify_memory_partitions): Likewise.
2842 (init_tree_ssa): Allocate bitmap instead of hashtable for
2844 (delete_tree_ssa): Adjust.
2845 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2846 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2847 (compute_tag_properties): Likewise.
2848 (set_initial_properties): Likewise.
2849 (find_partition_for): Likewise.
2850 (update_reference_counts): Likewise.
2851 (dump_may_aliases_for): Likewise.
2852 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2853 (add_call_clobber_ops): Likewise.
2854 (add_call_read_ops): Likewise.
2855 (get_asm_expr_operands): Likewise.
2856 * tree-into-ssa.c (dump_decl_set): Likewise.
2857 (update_ssa): Likewise.
2858 * tree-sra.c (scan_function): Likewise.
2859 (decide_instantiations): Likewise.
2860 (scalarize_parms): Likewise.
2861 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2862 (dsa_named_for): Likewise.
2863 * tree-ssa-structalias.c (update_alias_info): Likewise.
2864 (merge_smts_into): Likewise.
2866 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2869 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2870 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2871 * alias.h (nonoverlapping_memrefs_p): Likewise.
2873 2008-02-25 Jan Beulich <jbeulich@novell.com>
2875 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2876 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2877 __emultls_get_address, __emultls_register_common,
2878 __floatundi?f, and _Unwind_GetIPInfo.
2879 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2880 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2881 (gen_regparm_prefix): Likewise.
2882 (i386_nlm_encode_section_info): Sync with
2883 config/i386/winnt.c:i386_pe_encode_section_info().
2884 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2885 i386_nlm_mangle_decl_assembler_name): New.
2886 (netware_override_options): New.
2887 * config/i386/netware.h (netware_override_options): Declare.
2888 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2889 (i386_nlm_mangle_decl_assembler_name): Declare.
2890 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2892 2008-02-25 Ben Elliston <bje@au.ibm.com>
2895 * c-decl.c (grokdeclarator): Remove unused local variables
2896 `typedef_type' and `type_as_written'.
2898 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2899 unused local variable `has_hot_blocks'.
2900 (fix_crossing_conditional_branches): Remove unused local variable
2903 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2906 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2907 using DEF_C99_BUILTIN.
2908 (BUILT_IN_NANF): Ditto.
2909 (BUILT_IN_NANL): Ditto.
2911 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2912 Revital Eres <eres@il.ibm.com>
2914 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2915 regarding the order of two dependent insns in the same row.
2917 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2919 * stor-layout.c (layout_decl): Do not bump the alignment of a
2920 bit-field to more than byte alignment if it is packed.
2922 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2924 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2927 2008-02-24 Diego Novillo <dnovillo@google.com>
2929 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2932 * tree-vrp.c (vrp_evaluate_conditional): With
2933 -Wtype-limits, emit a warning when comparing against a
2934 constant outside the natural range of OP0's type.
2935 * c.opt (Wtype-limits): Move ...
2936 * common.opt (Wtype-limits): ... here.
2938 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2940 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2941 * config/rs6000/e300c2c3.md: New file.
2942 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2944 (rs6000_override_options): Add e300c2 and e300c3 cases to
2945 processor_target_table. Do not allow usage of Altivec or Spe
2946 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2947 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2948 * config/rs6000/rs6000.h (processor_type): Add
2949 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2950 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2951 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2952 and ppce300c3. Include e300c2c3.md.
2954 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2956 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2957 instead of TARGET_STRICT_ALIGN.
2959 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2961 * explow.c (memory_address): Assert that the generated address is
2964 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2967 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2968 * config/darwin-ppc-ldouble-patch.def: New file.
2969 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2970 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2971 SUBTARGET_INIT_BUILTINS if defined.
2972 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2975 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2978 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2979 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2981 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2984 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2985 file" warning condtional on -Winvalid-PCH.
2987 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2989 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2991 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2995 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2996 prevent reload from using MMX registers.
2997 (*mov<mode>_internal): Ditto.
2998 (*movv2sf_internal_rex64): Ditto.
2999 (*movv2sf_internal): Ditto.
3001 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3003 PR documentation/31569
3004 * doc/install.texi2html: Use makeinfo --no-number-sections.
3006 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3008 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3009 ensure that we can address an entire entity > 8 bytes. Don't
3010 generate reg+reg addressing for such data.
3012 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3014 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3015 strings when optimizing for size, unless the target cares about
3018 2008-02-22 Tom Tromey <tromey@redhat.com>
3020 * regclass.c (current_pass): Remove declaration.
3022 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3024 * config/avr/libgcc.S (__RAMPZ__): Define.
3025 (__do_copy_data): Add for devices with 128KB code memory.
3027 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3029 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3031 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3033 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3035 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3038 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3041 * c-typeck.c (build_binary_op): Warn about floating point
3042 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3044 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3047 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3048 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3050 (rs6000_override_options): Set altivec_abi as default, not override,
3051 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3052 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3053 is used; use new member spe_abi.
3054 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3055 spe_abi and altivec_abi.
3057 2008-02-22 Tomas Bily <tbily@suse.cz>
3059 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3061 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3064 * config.build (build_file_translate): Set to `CMD //c' only if
3066 * Makefile.in (build_file_translate): Improve comment.
3068 2008-02-21 Jan Hubicka <jh@suse.cz>
3070 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3071 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3072 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3074 2008-02-21 Michael Matz <matz@suse.de>
3077 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3079 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3082 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3084 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3085 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3086 SSE_VEC_FLOAT_MODE_P as insn constraint.
3087 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3088 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3089 sse4a_movntdf using MODEF mode iterator.
3090 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3091 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3092 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3093 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3094 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3095 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3096 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3098 2008-02-21 Richard Guenther <rguenther@suse.de>
3100 * tree.def (PAREN_EXPR): New tree code.
3101 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3103 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3104 * expr.c (expand_expr_real_1): Likewise.
3105 * tree-inline.c (estimate_num_insns_1): Likewise.
3106 * tree-complex.c (expand_complex_move): Likewise.
3107 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3110 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3113 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3115 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3118 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3120 * config/sh/sh.c (find_barrier): Don't go past
3121 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3123 2008-02-20 DJ Delorie <dj@redhat.com>
3125 * config/h8300/h8300.md (insv): Force source operand to be a register.
3127 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3128 as a jump, not as a plain insn.
3130 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3132 * doc/invoke.texi (Warning Options): Add new option
3133 -Wframe-larger-than=.
3134 (-Wframe-larger-than): Document.
3136 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3137 Add declarations for new option variables.
3139 * final.c (final_start_function): Check the frame size
3140 before emission and issue a Wframe-larger-than warning.
3142 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3143 Add definitions for new option variables.
3144 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3146 * common.opt (Wframe-larger-than=): New option.
3148 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3151 (<sse>_div<mode>3): Ditto.
3152 (<sse>_vmdiv<mode>3): Ditto.
3153 (<sse>_vmsqrt<mode>2): Ditto.
3154 (*smax<mode>3): Ditto.
3155 (sse5_frcz<mode>2): Ditto.
3156 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3159 2008-02-20 Richard Guenther <rguenther@suse.de>
3162 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3163 be happy with INTEGRAL_TYPE_P.
3165 2008-02-20 Richard Guenther <rguenther@suse.de>
3167 * fold-const.c (split_tree): Associate floatig-point expressions
3168 if flag_associative_math is set.
3170 2008-02-20 Richard Guenther <rguenther@suse.de>
3172 * tree.h (fold_real_zero_addition_p): Declare.
3173 * fold-const.c (fold_real_zero_addition_p): Export.
3174 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3175 floating-point operations with zero and one.
3177 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3179 * doc/install.texi: Correct references to CFLAGS, replacing them
3180 with BOOT_CFLAGS. Document flags used during bootstrap for
3183 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3185 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3186 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3187 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3189 (smin<mode>3): Ditto from similar patterns.
3190 (smax<mode>3): Ditto.
3191 (*ieee_smin<mode>3): Ditto.
3192 (*ieee_smax<mode>3): Ditto.
3193 * config/i386/sse.md (sse): New mode attribute.
3194 (mov<mode>): Macroize expander from movv4sf and movv2df using
3195 SSEMODEF2P mode iterator.
3196 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3197 SSE_VEC_FLOAT_MODE_P as insn constraint.
3198 (storent<mode>): Ditto.
3199 (storent<mode>): Macroize expander from storentsf and storentdf using
3200 MODEF mode iterator.
3201 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3202 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3203 (abs<mode>2): Ditto from similar patterns.
3204 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3205 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3206 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3207 (<sse>_vmsqrt<mode>2): Ditto.
3208 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3209 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3210 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3211 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3212 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3213 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3214 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3216 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3217 iterator and SSE_FLOAT_MODE_P as insn constraint.
3218 (<sse>_ucomi): Ditto from similar patterns.
3219 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3220 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3221 SSE_VEC_FLOAT_MODE_P as insn constraint.
3222 (vcond<mode>): Ditto from similar patterns.
3223 (and<mode>3, *and<mode>3): Ditto.
3224 (<sse>_nand<mode>3): Ditto.
3225 (ior<mode>3, *ior<mode>3): Ditto.
3226 (xor<mode>3, *xor<mode>3): Ditto.
3227 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3228 iterator and SSE_FLOAT_MODE_P as insn constraint.
3229 (*nand<mode>3): Ditto from similar patterns.
3230 (*ior<mode>3): Ditto.
3231 (*xor<mode>3): Ditto.
3233 2008-02-20 Ira Rosen <irar@il.ibm.com>
3235 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3236 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3237 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3239 2008-02-19 Jan Hubicka <jh@suse.cz>
3241 * predict.c (tree_bb_level_predictions): Remove variable next
3242 mistakely introduced by previous commit.
3244 2008-02-19 Jan Hubicka <jh@suse.cz>
3246 * predict.c (predict_paths_leading_to): Rewrite.
3247 (predict_paths_for_bb): New.
3248 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3250 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3253 * Makefile.in (build_file_translate): New.
3254 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3255 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3256 * configure.ac (build_file_translate): Substitute it.
3257 * configure: Regenerate.
3259 2008-02-19 Jan Hubicka <jh@suse.cz>
3261 PR rtl-optimization/34408
3262 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3265 2008-02-19 Jan Hubicka <jh@suse.cz>
3268 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3271 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3274 * config/i386/i386-modes.def: Revert the last DI alignment
3275 change until Ada people can look into it.
3277 2008-02-19 Nick Clifton <nickc@redhat.com>
3279 * opts.c (print_specific_help): Fix typo in --help text.
3281 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3284 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3285 32-bit inline asm without asm alternatives for host GCC < 3.0.
3287 2008-02-19 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/34989
3290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3291 Allow propagation to INDIRECT_REF if we can simplify only.
3293 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3295 * c-common.c (warn_for_collisions_1): Use appropriate option when
3298 2008-02-19 Nick Clifton <nickc@redhat.com>
3301 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3302 (handle_options): Fix indentation.
3303 (print_filtered_help): If no language-specific options were
3304 displayed tell the user how to list all the options supported by
3305 the language's front-end.
3306 (print_specific_help): Fix indentation and remove duplicate line.
3307 (common_handle_option): Handle the -v option.
3308 For --help enable the display of undocumented options if the -v
3309 switch has been included on the command line.
3310 For --help= check for overlaps in the arguments between the option
3311 classes and the language names and issue a warning when they
3312 cannot be disambiguated.
3313 * c.opt (v): Pass on to the common option handler.
3315 2008-02-19 Revital Eres <eres@il.ibm.com>
3317 * modulo-sched.c (sms_schedule): Change dump message when
3318 create_ddg function fails.
3319 (try_scheduling_node_in_cycle): Rename row to cycle.
3320 (print_partial_schedule): Rename CYCLE to ROW.
3322 2008-02-19 Christian Bruel <christian.bruel@st.com>
3323 Zdenek Dvorak <ook@ucw.cz>
3325 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3327 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3330 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3331 (*x86_movdicc_0_m1_se): Ditto.
3333 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3335 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3336 (CMPtype): Define as __gcc_CMPtype.
3337 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3338 (CMPtype): Define as __gcc_CMPtype.
3340 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3342 Support valgrind 3.3 for --enable-checking=valgrind.
3343 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3345 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3346 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3347 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3348 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3349 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3350 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3351 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3353 * ggc-zone.c: Similar.
3354 * ggc-page.c: Similar.
3356 2008-02-19 Paul Brook <paul@codesourcery.com>
3359 * config/arm/ieee754-df.S: Fix do_it typo.
3360 * config/arm/ieee754-sf.S: Fix do_it typo.
3362 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3365 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3366 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3367 (OPTION_MASK_ISA_SSE_SET): Likewise.
3368 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3369 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3370 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3371 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3372 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3373 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3374 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3375 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3376 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3377 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3378 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3379 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3380 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3381 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3382 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3383 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3384 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3385 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3386 (OPTION_MASK_ISA_SSE4): Removed.
3387 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3388 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3389 (override_options): Don't turn on implied SSE/MMX bits in
3392 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3394 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3397 2008-02-18 Joey Ye <joey.ye@intel.com>
3400 * tree-nested.c (insert_field_into_struct): Set type alignment
3401 to field alignment if the former is less than the latter.
3403 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3405 * BASE-VER: Set to 4.4.0.
3407 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3409 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3410 * doc/cfg.texi: Likewise.
3411 * doc/extend.texi: Likewise.
3412 * doc/gty.texi: Likewise.
3413 * doc/invoke.texi: Likewise.
3414 * doc/loop.texi: Likewise.
3415 * doc/md.texi: Likewise.
3416 * doc/passes.texi: Likewise.
3417 * doc/rtl.texi: Likewise.
3418 * doc/sourcebuild.texi: Likewise.
3419 * doc/tm.texi: Likewise.
3420 * doc/tree-ssa.texi: Likewise.
3422 2008-02-17 Richard Guenther <rguenther@suse.de>
3425 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3426 without default definition.
3428 2008-02-17 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/35231
3431 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3434 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3437 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3438 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3439 libgcc_cmp_return mode.
3441 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3444 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3446 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3448 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3451 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3453 * doc/c-tree.texi: Use `@.' where appropriate.
3454 * doc/extend.texi: Likewise.
3455 * doc/install.texi: Likewise.
3456 * doc/invoke.texi: Likewise.
3457 * doc/loop.texi: Likewise.
3458 * doc/makefile.texi: Likewise.
3459 * doc/md.texi: Likewise.
3460 * doc/passes.texi: Likewise.
3461 * doc/standards.texi: Likewise.
3462 * doc/tm.texi: Likewise.
3464 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3467 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3469 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3470 rather than in entry_bb.
3472 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3475 libgcc_cmp_return mode.
3477 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3480 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3481 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3483 2008-02-15 Richard Guenther <rguenther@suse.de>
3484 Zdenek Dvorak <ook@ucw.cz>
3486 PR tree-optimization/35164
3487 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3488 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3489 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3490 Only propagate addresses which do not have abnormal SSA_NAMEs
3493 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3496 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3498 2008-02-15 Jan Hubicka <jh@suse.cz>
3501 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3503 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3506 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3507 when calculating alignment_pad.
3509 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3512 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3513 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3514 and STACK_BOUNDARY define.
3516 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3518 PR preprocessor/35061
3519 * c-pragma.c (handle_pragma_pop_macro): Check that
3520 pushed_macro_table has been allocated.
3522 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3525 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3526 (force_gimple_operand): Likewise.
3527 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3528 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3529 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3530 (find_interesting_uses_address): Check addressability and alignment
3531 of the base expression only after substituting bases of IVs into it.
3533 2008-02-14 Michael Matz <matz@suse.de>
3536 * function.c (instantiate_virtual_regs_in_insn): Reload address
3537 before falling back to reloading the whole operand.
3539 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3541 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3542 before the first section switch note.
3544 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3546 * doc/bugreport.texi: Update copyright years.
3547 * doc/c-tree.texi: Likewise.
3548 * doc/cfg.texi: Likewise.
3549 * doc/cpp.texi: Likewise.
3550 * doc/cppinternals.texi: Likewise.
3551 * doc/fragments.texi: Likewise.
3552 * doc/frontends.texi: Likewise.
3553 * doc/gcc.texi: Likewise.
3554 * doc/gty.texi: Likewise.
3555 * doc/hostconfig.texi: Likewise.
3556 * doc/implement-c.texi: Likewise.
3557 * doc/libgcc.texi: Likewise.
3558 * doc/loop.texi: Likewise.
3559 * doc/makefile.texi: Likewise.
3560 * doc/options.texi: Likewise.
3561 * doc/passes.texi: Likewise.
3562 * doc/rtl.texi: Likewise.
3563 * doc/sourcebuild.texi: Likewise.
3564 * doc/standards.texi: Likewise.
3565 * doc/tree-ssa.texi: Likewise.
3566 * doc/trouble.texi: Likewise.
3568 * doc/extend.texi: Use @: or add comma where appropriate.
3569 * doc/invoke.texi: Likewise.
3570 * doc/tm.texi: Likewise.
3572 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3575 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3578 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3580 * doc/md.texi (clz, ctz): Add reference.
3581 * doc/rtl.texi (clz, ctz): Likewise.
3583 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3586 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3589 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3591 * config/s390/s390.c (struct constant_pool): New field
3592 emit_pool_after added.
3593 (s390_mainpool_start): Set the emit_pool_after flag according
3594 to the section switch notes.
3595 (s390_mainpool_finish): Consider emit_pool_after when emitting
3596 the literal pool at the end of the function.
3597 (s390_chunkify_start): Force literal pool splits at section
3600 2008-02-13 Michael Matz <matz@suse.de>
3603 * var-tracking.c (clobber_variable_part): Correctly traverse the
3606 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3609 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3610 Add -fdump-ipa-inline.
3611 * tree-dump.c (dump_files): Remove tree-inlined dump.
3612 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3614 2008-02-12 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/35171
3617 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3620 2008-02-12 Richard Guenther <rguenther@suse.de>
3623 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3624 value-preserving mode. Disallow final truncation.
3626 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3629 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3630 code from here to...
3631 (force_gimple_operand): ...here.
3633 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3636 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3637 non-compatible pointers.
3638 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3639 different FIELD_DECLs, try harder by comparing field offsets, sizes
3643 * function.c (match_asm_constraints_1): Don't replace the same input
3646 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3648 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3649 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3650 (expand_epilogue): Restore RAMPZ register.
3651 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3653 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3655 * config/i386/cygwin.asm: (__alloca): Correct calling
3656 convention and alignment.
3657 (__chkstk): Force 8 byte stack alignment.
3659 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3660 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/33992
3663 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3664 the zero we compare against.
3666 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3669 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3670 to CloseHandle after unlocking to prevent accumulation of handle
3673 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3676 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3677 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3678 and update LABEL_NUSES during and after reload.
3680 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3683 * combine.c (simplify_if_then_else): Make sure the comparison is
3684 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3686 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3689 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3690 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3691 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3692 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3693 * tree.h (get_type_static_bounds): Likewise.
3695 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3697 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3698 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3699 Make -Wfoo language annotations match what the compiler outputs.
3701 2008-02-08 Sa Liu <saliu@de.ibm.com>
3703 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3704 intrinsics spu_convts, spu_convtu, spu_convtf.
3705 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3707 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3709 * doc/extend.texi (Function Attributes) <noinline>: Mention
3710 asm ("") as method to keep calls.
3712 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3715 * doc/options.texi (Options): Replace references to opts.sh with
3717 * opts-common.c: Likewise.
3718 * optc-gen.awk: Likewise.
3720 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3722 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3724 2008-02-07 Richard Henderson <rth@redhat.com>
3727 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3728 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3731 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3733 PR tree-optimization/35085
3734 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3735 for operand entry oe2 in addition to operand entry oe3 in order to
3736 expose more opportunities for vectorizer sum reduction.
3738 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3741 * Makefile.in (LIBS): Remove $(GMPLIBS).
3742 (cc1-dummy, cc1): Add $(GMPLIBS).
3744 2008-02-06 Jan Hubicka <jh@suse.cz>
3747 * i386.md (moddf_integer): Do not produce partial memory stalls for
3748 targets where it hurts.
3750 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3753 * optabs.c (expand_float): Do not check for decimal modes when
3754 expanding unsigned integer through signed conversion.
3756 2008-02-06 Nick Clifton <nickc@redhat.com>
3758 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3759 inside the clobber with a match_operand and duplicated operand
3760 number in the constraint.
3761 (ineqbranchsi): Delete redundant comment.
3763 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3765 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3766 builtin_define ("__USE_INIT_FINI__").
3767 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3769 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3771 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3773 PR documentation/30330
3774 * doc/invoke.texi (C++ Dialect Options)
3775 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3776 For each warning option -Wfoo that allows -Wno-foo, ensure both
3777 -Wfoo and -Wno-foo are listed in the option index. Fix index
3778 entry of -Wswitch-default, index -Wnormalized= including the
3779 `=', and -Wlarger-than-@var{len} including @var{len}.
3781 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/i386.md (floatunssisf2): Use
3784 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3785 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3786 Macroize expander using MODEF mode iterator.
3788 2008-02-05 Diego Novillo <dnovillo@google.com>
3790 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3793 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3795 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3798 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3800 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3803 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3804 to indicate if a message should be generated.
3805 (init_cumulative_args): Updated.
3806 (function_value_32): Likewise.
3808 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3810 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3812 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3816 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3818 2008-02-04 Diego Novillo <dnovillo@google.com>
3820 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3823 * tree-vrp.c (vrp_evaluate_conditional): With
3824 -Wtype-limits, emit a warning when comparing against a
3825 constant outside the natural range of OP0's type.
3827 2008-02-04 Richard Guenther <rguenther@suse.de>
3830 * expr.c (count_type_elements): Give for unions instead of
3833 2008-02-04 Richard Guenther <rguenther@suse.de>
3836 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3837 to TYPE_DOMAINs base type instead of using bitsizetype here.
3839 2008-02-03 Jason Merrill <jason@redhat.com>
3841 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3843 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3846 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3847 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3848 (RS/6000 and PowerPC Options): Fix typos and markup.
3849 * doc/passes.texi (Tree-SSA passes): Likewise.
3851 2008-02-02 Michael Matz <matz@suse.de>
3854 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3855 from record_last_reg_set_info.
3856 (record_last_reg_set_info): Take an RTX argument, iterate over all
3857 constituent hardregs.
3858 (record_last_set_info, record_opr_changes): Change calls to
3859 new signature or to record_last_reg_set_info_regno.
3861 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3863 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3865 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3867 PR rtl-optimization/34773
3868 * reg-notes.def (EQUAL): Mention significance of combination of
3869 REG_EQUAL and REG_RETVAL.
3870 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3871 insn that has a REG_RETVAL.
3873 2008-02-01 Roger Sayle <roger@eyesopen.com>
3876 * configure.ac (--enable-fixed-point): Disable unless explicitly
3878 * configure: Regenerate.
3880 2008-02-01 Richard Guenther <rguenther@suse.de>
3883 * invoke.texi (-finline-limit): Remove no longer true parts
3884 of the documentation. Note that there is no default value.
3886 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3887 Mark Mitchell <mark@codesourcery.com>
3888 Ben Elliston <bje@au.ibm.com>
3891 * doc/extend.texi (Other Builtins): Document.
3893 2008-01-31 Tom Browder <tom.browder@gmail.com>
3895 * doc/c-tree.texi (Types): Fix grammar.
3896 (Expression trees): Ditto.
3897 * doc/passes.texi (Tree-SSA passes): Ditto.
3899 * doc/configterms.texi (Configure Terms): Fix typo.
3900 * doc/cpp.texi (Common Predefined Macros): Ditto.
3901 * doc/md.texi (Machine Constraints): Ditto.
3903 * doc/makefile.texi (Makefile): Add comma.
3905 2008-01-31 Tom Browder <tom.browder@gmail.com>
3906 Gerald Pfeifer <gerald@pfeifer.com>
3908 * doc/sourcebuild.texi (Front End): Remove references to CVS
3909 and CVSROOT/modules.
3910 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3911 (Back End): Remove reference to CVS.
3913 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3916 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3918 (mips16_gp_pseudo_reg): ...here.
3919 * config/mips/mips.md (load_const_gp): Replace with...
3920 (load_const_gp_<mode>): ...this :P-based insn.
3922 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3924 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3925 options. Minor fixes.
3926 (-std): Move reference to standards closer to where language
3927 standards are first mentioned.
3929 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3931 PR rtl-optimization/34995
3932 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3933 parameter and return a bool. If the rtx parameter is nonnull,
3934 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3935 (find_reloads): Update call accordingly. Pass the new operand
3936 if it needed no address reloads, otherwise pass null.
3938 2008-01-30 Richard Henderson <rth@redhat.com>
3941 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3942 for unbounded arrays.
3944 2008-01-30 Silvius Rus <rus@google.com>
3946 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3948 2008-01-30 Jan Hubicka <jh@suse.cz>
3951 * i386.c (init_cumulative_args): Use real function declaration when
3954 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3956 PR rtl-optimization/34998
3957 * global.c (build_insn_chain): Treat non-subreg_lowpart
3958 SUBREGs of pseudos as clobbering all the words covered by the
3959 SUBREG, not just all the bytes.
3960 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3961 original df_ref rather than an extract parameter.
3962 (global_conflicts): Update call accordingly.
3964 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3966 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3967 the overflow check to make it easier to read.
3968 (__fixtfdi): Change the type of the ll member in union
3969 long_double to UDItype_x.
3971 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3974 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3975 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3976 * tree-inline.c (fold_marked_statements): Call
3977 cgraph_update_edges_for_call_stmt if folding a call statement.
3978 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3979 debug_generic_stmt calls, reset it back afterwards.
3982 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3984 * c-typeck.c (build_external_ref): Don't pedwarn about
3985 static vars in current function's scope.
3987 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3989 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3991 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3994 * ipa-struct-reorg.c: Fix spelling.
3995 * params.def: Ditto.
3997 2008-01-29 Richard Guenther <rguenther@suse.de>
4000 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4002 * tree-inline.c (remap_type): Increment remapping_type_depth
4003 around remapping types.
4004 (copy_body_r): Only add referenced variables if they are referenced
4005 from code, not types.
4007 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4018 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4019 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4021 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4024 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4025 pointer for tiny stack.
4027 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4029 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4031 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4033 * config/vx-common.h: Fix typo in comment.
4035 2008-01-28 Ian Lance Taylor <iant@google.com>
4039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4040 coalesce pointers if they have different DECL_NO_TBAA_P values.
4041 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4042 between variables with different DECL_NO_TBAA_P values.
4044 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4047 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4048 are not legitimate small data references on SPE targets.
4050 2008-01-28 David Daney <ddaney@avtrex.com>
4052 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4054 2008-01-28 David Daney <ddaney@avtrex.com>
4056 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4058 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4060 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4061 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4062 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4063 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4064 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4065 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4066 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4067 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4069 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4071 * basic-block.h (condjump_equiv_p): Fix comment.
4073 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4075 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4076 print_generic_stmt_indented): Fix comment.
4078 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4080 * configure.ac (__stack_chk_fail): Add detecion for availability
4081 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4082 * configure: Regenerate.
4084 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4087 * final.c (output_addr_const): Handle TRUNCATE.
4089 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4092 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4093 (zero_cost, infinite_cost): New constants.
4094 (struct cost_pair): Change type of cost to comp_cost.
4095 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4096 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4098 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4099 split_address_cost, ptr_difference_cost, difference_cost,
4100 get_computation_cost_at, get_computation_cost,
4101 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4102 determine_use_iv_cost_condition, determine_use_iv_costs,
4103 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4104 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4105 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4106 Change type of cost to comp_cost.
4107 (determine_iv_cost): Increase cost of non-original ivs, instead
4108 of decreasing the cost of original ones.
4109 (get_address_cost): Indicate the complexity of the addressing mode
4111 (try_add_cand_for): Prefer using ivs not specific to some object.
4112 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4114 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4115 Janis Johnson <janis187@us.ibm.com>
4118 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4119 (TARGET_INSTANTIATE_DECLS): Likewise.
4120 * target.h (expand_to_rtl_hook): New target hook.
4121 (instantiate_decls): Likewise.
4122 * function.c (instantiate_decl): Make non-static. Rename to...
4123 (instantiate_decl_rtl): ... this.
4124 (instantiate_expr): Use instantiate_decl_rtl.
4125 (instantiate_decls_1): Likewise.
4126 (instantiate_decls): Likewise.
4127 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4128 * function.h (instantiate_decl_rtl): Add prototype.
4129 * cfgexpand.c (target.h): New include.
4130 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4131 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4132 (TARGET_INSTANTIATE_DECLS): Likewise.
4133 (TARGET_INITIALIZER): New target hooks added.
4134 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4136 * config/rs6000/rs6000.c (tree-flow.h): New include.
4137 (machine_function): Add sdmode_stack_slot field.
4138 (rs6000_alloc_sdmode_stack_slot): New function.
4139 (rs6000_instantiate_decls): Likewise.
4140 (rs6000_secondary_memory_needed_rtx): Likewise.
4141 (rs6000_check_sdmode): Likewise.
4142 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4143 (TARGET_INSTANTIATE_DECLS): Likewise.
4144 (rs6000_hard_regno_mode_ok): Allow SDmode.
4145 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4146 (rs6000_emit_move): Handle SDmode.
4147 (function_arg_advance): Likewise.
4148 (function_arg): Likewise.
4149 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4150 SDmode var args for 32-bit compiles.
4151 (rs6000_secondary_reload_class): Handle SDmode.
4152 (rs6000_output_function_epilogue): Likewise.
4153 (rs6000_function_value): Simplify if statement.
4154 (rs6000_libcall_value): Likewise.
4155 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4156 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4157 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4158 (movsd_hardfloat): New define_insn.
4159 (movsd_softfloat): Likewise.
4160 (movsd_store): Likewise.
4161 (movsd_load): Likewise.
4162 (extendsddd2): Likewise.
4163 (extendsdtd2): Likewise.
4164 (truncddsd2): Likewise.
4165 (movdd_hardfloat64): Fixup comment.
4166 (UNSPEC_MOVSD_LOAD): New constant.
4167 (UNSPEC_MOVSD_STORE): Likewise.
4169 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4172 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4174 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4175 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4176 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4179 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4182 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4183 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4184 __LONGDOUBLE128 too.
4185 * config/rs6000/aix61.h: New file.
4187 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4189 PR rtl-optimization/34959
4190 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4191 popcount and parity rtxes the same mode as their operand.
4192 Truncate or extend the result to the return value's mode
4195 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4198 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4199 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4200 to GOT_VERSION_REGNUM.
4201 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4202 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4203 * config/mips/mips.c (mips_emit_call_insn): New function.
4204 (mips_call_tls_get_addr): Call mips_expand_call directly.
4205 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4207 (mips16_build_call_stub): Likewise. Return the call insn or null.
4208 (mips_expand_call): Update the call to mips16_build_call_stub
4209 accordingly and a remove redundant condition. Assert that MIPS16
4210 stubs do not use lazy binding. Use mips_emit_call_insn and return
4212 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4214 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4215 (mips_avoid_hazard): Remove hazard_set handling.
4216 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4217 (UNSPEC_RESTORE_GP): ...this.
4218 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4219 (FAKE_CALL_REGNO): Rename to...
4220 (GOT_VERSION_REGNUM): ...this.
4221 (type): Add "ghost" value. Add an associated insn reservation.
4222 (hazard_set): Remove.
4223 (exception_receiver): Rename to...
4224 (restore_gp): ...this and update the unspec identifier accordingly.
4225 (exception_receiver, nonlocal_got_receiver): New expanders.
4226 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4227 FAKE_CALL_REGNO. Remove hazard_set attribute.
4228 (set_got_version, update_got_version): New patterns.
4230 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4233 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4235 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4238 * doc/install.texi2html: Generate gcc-vers.texi.
4240 2008-01-25 DJ Delorie <dj@redhat.com>
4242 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4244 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4246 * config/c4x: Remove directory.
4247 * config.gcc (crx-*, mt-*): Mark obsolete.
4248 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4249 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4250 sh-*-rtemscoff*): Remove cases.
4251 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4252 * real.c (encode_c4x_single, decode_c4x_single,
4253 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4254 c4x_extended_format): Remove.
4255 * real.h (c4x_single_format, c4x_extended_format): Remove.
4256 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4258 (Pragmas): Remove comment about c4x pragmas.
4259 * doc/install.texi (c4x): Remove target-specific instructions.
4260 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4261 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4262 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4263 refer to C4x source files as examples.
4264 (C4X_FLOAT_FORMAT): Remove documentation.
4266 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4268 * config/bfin/bfin.c (override_options): Reorder tests so that
4269 flag_pic gets enabled for -msep-data.
4271 2008-01-25 Richard Guenther <rguenther@suse.de>
4274 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4275 to its bitfield precision if required.
4277 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4280 * tree-nested.c (walk_omp_for): New function.
4281 (convert_nonlocal_reference, convert_local_reference): Call
4282 walk_omp_for on OMP_FOR.
4283 (convert_call_expr): Call walk_body on OMP_FOR's
4284 OMP_FOR_PRE_INIT_BODY.
4286 2008-01-25 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/34966
4289 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4290 default defs and PHI_NODEs we have to insert after the
4293 2008-01-24 Nick Clifton <nickc@redhat.com>
4295 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4296 Provide a default definition.
4297 (LIBGCC2_UNITS_PER_WORD): Likewise.
4299 * config/stormy16/stormy16.c: Include df.h for the prototype
4300 for df_regs_ever_live_p.
4301 (xstormy16_expand_builtin_va_start): Convert the stack offset
4302 into a component_ref and then use POINTER_PLUS_EXPR to add it
4303 to the incoming_virtual_args_rtx.
4304 (xstormy16_gimplify_va_arg_expr): Rename to
4305 xstormy16_gimplify_va_arg_expr.
4306 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4307 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4308 xstormy16_gimplify_va_arg_expr.
4309 Fix up some formatting issues.
4311 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4312 Move to predicates.md.
4313 (xs_hi_general_operand): Likewise.
4314 (xs_hi_nonmemory_operand): Likewise.
4315 * config/stormy16/predicates.md:
4316 (xstormy16_carry_plus_operand): New predicate.
4317 (xs_hi_general_operand): New predicate.
4318 (xs_hi_nonmemory_operand): New predicate.
4319 * config/stormy16/stormy16-protos.h:
4320 (xstormy16_carry_plus_operand): Delete prototype.
4321 (xs_hi_general_operand): Likewise.
4322 (xs_hi_nonmemory_operand): Likewise.
4324 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4325 modifiers as they are no longer needed and they can trigger
4326 reload spill failures.
4328 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4329 with a match_operand in order to help reload.
4331 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4332 constraint with 'e' for the 8th alternative as this version of
4333 the mov.w instruction only accepts the lower 8 registers.
4335 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4338 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4339 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4342 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4345 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4347 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4349 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4351 (remove_structure): Update allocations list before removing structure.
4353 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4355 * ipa-struct-reorg.c (is_safe_cond_expr,
4356 create_new_stmts_for_cond_expr): Use integer_zerop function,
4357 that recognize not only zero-pointer, but zero-integer too.
4359 2008-01-25 Ben Elliston <bje@au.ibm.com>
4362 * fixproto: Escape "." in sed expression that strips leading "./".
4364 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4367 * gcc.c (SWITCH_OK): Removed.
4368 (SWITCH_LIVE): Changed to bit.
4369 (SWITCH_FALSE): Likewise.
4370 (SWITCH_IGNORE): Likewise.
4371 (switchstr): Change live_cond to unsigned int.
4372 (process_command): Replace SWITCH_OK with 0.
4373 (do_self_spec): Likewise.
4374 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4375 (give_switch): Likewise.
4376 (used_arg): Likewise.
4377 (do_spec_1): Set the SWITCH_IGNORE bit.
4378 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4379 bits. Set the SWITCH_LIVE bit.
4381 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4383 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4385 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4387 PR tree-optimization/34472
4388 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4389 parameter to a "bool *" and set *DATA to false if there is
4390 an unsafe access. Do not delete the structure here.
4391 (check_cond_exprs): Delete it here instead.
4392 (check_cond_exprs, exclude_cold_structs): Do not increase
4393 I when removing a structure.
4395 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4398 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4399 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4401 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4404 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4405 a fixed vector for stack.
4407 2008-01-24 Ben Elliston <bje@au.ibm.com>
4410 * doc/gcc.texi (Software development): Add a direntry for g++.
4412 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4414 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4415 stale and straggling -fforce-addr comments above.
4417 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4419 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4420 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4422 2008-01-23 Michael Matz <matz@suse.de>
4425 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4428 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4430 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4433 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4435 * config/avr/avr.c (avr_current_arch): New variable.
4436 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4437 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4438 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4439 (avr_override_options): Init 'avr_current_arch'.
4440 (base_arch_s): Move from here...
4441 * config/avr/avr.h (base_arch_s): ... here. Add new members
4442 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4443 'mega' to 'have_jmp_call'.
4444 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4445 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4447 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4449 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4450 MULTILIB_MATCHES): (Ditto.).
4452 2008-01-23 Richard Guenther <rguenther@suse.de>
4455 * cgraphunit.c (cgraph_reset_node): Always mark the node
4456 not reachable if it is not queued already.
4458 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4460 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4461 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4462 (cputype_selected): New static variable.
4463 (bfin_handle_option): Set it if -mcpu is used.
4464 (override_option): Select default set of workarounds if no cpu type
4465 selected on the command line.
4466 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4468 From Michael Frysinger <michael.frysinger@analog.com>
4469 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4470 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4472 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4473 for bf547, bf523, bf524, and bf526.
4474 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4476 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4477 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4478 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4479 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4480 * doc/invoke.texi (Blackfin Options): Document that
4481 -mcpu now accept bf547, bf523, bf524, and bf526.
4483 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4485 PR rtl-optimization/34628
4486 * combine.c (try_combine): Stop and undo after the first combination
4487 if an autoincrement side-effect on the first insn has effectively
4490 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4493 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4494 Offset addresses are not valid for Altivec or paired float modes.
4496 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4499 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4500 if DECL_INITIAL (decl) is error_mark_node.
4503 * c-common.c (handle_vector_size_attribute): Only allow
4504 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4505 the same way as pointer, array etc. types.
4506 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4509 * tree.c (build_type_attribute_qual_variant): Call
4510 build_qualified_type if attributes are equal, but quals are not.
4512 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4515 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4516 * flags.h (warn_strict_aliasing): Remove.
4517 (warn_strict_overflow): Remove.
4518 * opts.c (warn_strict_aliasing): Remove.
4519 (warn_strict_overflow): Remove.
4520 * c-opts.c (c_common_handle_option): -Wall only sets
4521 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4522 (c_common_post_options): Give default values to -Wstrict-aliasing
4523 and -Wstrict-overflow if they are uninitialized.
4524 * common.opt (Wstrict-aliasing): Specify Var and Init.
4525 (Wstrict-overflow): Likewise.
4527 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4529 PR rtl-optimization/26854
4530 PR rtl-optimization/34400
4531 PR rtl-optimization/34884
4532 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4534 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4535 (df_rd_bb_info.expanded_lr_out): Deleted
4536 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4537 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4538 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4539 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4540 Removed code to allocate, initialize or free expanded_lr_out.
4541 (df_rd_bb_local_compute_process_def): Restructured to make more
4543 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4544 sets if the sets are being trimmed.
4546 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4549 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4550 (as_vers): Likewise.
4551 * configure: Regenerated.
4553 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4556 * tree-pass.h (pass_build_alias): New pass.
4557 * tree-ssa-alias.c (gate_build_alias): New.
4558 (pass_build_alias): New.
4559 * passes.c (init_optimization_passes): Add pass_build_alias after
4560 pass_create_structure_vars.
4562 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4564 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4565 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4566 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4567 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4568 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4569 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4570 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4571 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4572 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4573 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4574 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4575 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4576 * config/s390/s390.md (FP_ALL): New mode iterator.
4577 (_d): New mode attribute.
4578 ("*signbit<mode>2>"): Changed mode of first operand.
4579 ("isinf<mode>2"): Changed mode of first operand.
4580 ("*TDC_insn"): Adaptation for DFP modes.
4582 2008-01-22 Ben Elliston <bje@au.ibm.com>
4584 * tree.c (check_qualified_type): Improve function description.
4586 2008-01-21 Jason Merrill <jason@redhat.com>
4589 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4590 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4593 2008-01-21 DJ Delorie <dj@redhat.com>
4595 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4598 2008-01-21 Richard Guenther <rguenther@suse.de>
4601 * tree-cfg.c (verify_expr): Allow all invariant expressions
4602 instead of just constant class ones as reference argument.
4603 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4604 like any other constant.
4605 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4607 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4609 * regmove.c (fixup_match_1): Update call crossed frequencies.
4611 2008-01-21 Richard Guenther <rguenther@suse.de>
4614 * tree-inline.c (setup_one_parameter): Deal with mismatched
4615 types using a VIEW_CONVERT_EXPR.
4617 2008-01-21 Alon Dayan <alond@il.ibm.com>
4618 Olga Golovanevsky <olga@il.ibm.com>
4620 PR tree-optimization/34701
4621 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4622 when the structure size is not a power of 2.
4624 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4626 * doc/install.texi: Add doc for --enable-checking=df.
4628 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4630 PR rtl-optimization/34808
4631 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4633 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4635 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4638 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4640 PR rtl-optimization/26854
4641 PR rtl-optimization/34400
4642 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4644 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4645 (df_rd_bb_info.expanded_lr_out): New.
4646 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4647 * loop_iv.c (iv_analysis_loop_init): Ditto.
4648 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4649 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4650 Added code to allocate, initialize or free expanded_lr_out.
4651 (df_rd_bb_local_compute_process_def): Restructured to make
4652 more understandable.
4653 (df_rd_confluence_n): Add code to do nothing with fake edges and
4654 code to no apply invalidate_by_call sets if the sets are being trimmed.
4655 (df_lr_local_finalize): Renamed to df_lr_finalize.
4656 (df_live_local_finalize): Renamed to df_live_finalize.
4658 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4661 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4662 deciding whether to use reciprocal instructions.
4664 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4666 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4667 dwarf2out_note_section_used if cold_text_section is NULL.
4669 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4671 PR gcov-profile/34610
4672 * tree-cfg.c (make_edges): Mark both outgoing edges from
4673 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4674 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4675 from OMP_FOR and OMP_CONTINUE outgoing edges.
4677 * tree-profile.c (tree_profiling): Return early if
4678 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4680 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4681 from cfun to child_cfun.
4682 * function.h (struct function): Add after_tree_profile bit.
4684 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4686 * config/avr/avr.S (_exit): Disable interrupt.
4688 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4689 Steven Bosscher <stevenb.gcc@gmail.com>
4691 PR rtl-optimization/26854
4692 PR rtl-optimization/34400
4693 * df-problems.c (df_live_scratch): New scratch bitmap.
4694 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4695 (df_live_reset): Clear the proper bitmaps.
4696 (df_live_bb_local_compute): Only process the artificial defs once
4697 since the order is not important.
4698 (df_live_init): Init the df_live sets only with the variables
4699 found live by df_lr.
4700 (df_live_transfer_function): Use the df_lr sets to prune the
4701 df_live sets as they are being computed.
4702 (df_live_free): Free df_live_scratch.
4704 2008-01-18 Ian Lance Taylor <iant@google.com>
4706 * common.opt: Add fmerge-debug-strings.
4707 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4708 flag_merge_debug_strings rather than flag_merge_constants.
4709 * doc/invoke.texi (Option Summary): Mention
4710 -fmerge-debug-strings.
4711 (Debugging Options): Document -fmerge-debug-strings.
4713 2008-01-18 Ian Lance Taylor <iant@google.com>
4716 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4717 (struct tree_function_decl): Add new field operator_new_flag.
4718 * tree-inline.c (expand_call_inline): When inlining a call to
4719 operator new, force the return value to go into a variable, and
4720 set DECL_NO_TBAA_P on that variable.
4721 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4723 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4726 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4727 DWARF2_DEBUGGING_INFO.
4728 (dwarf2out_note_section_used): Ditto. Add prototype.
4729 (have_multiple_function_sections, text_section_used,
4730 cold_text_section_used, *cold_text_sections): Move declarations
4733 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4735 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4736 field and add signal_ra.
4737 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4738 assignments to frame state pc. Move end of stack check after
4739 MD_FALLBACK_FRAME_STATE_FOR.
4740 (uw_update_context_1): Use frame state signal_regs if set, instead
4741 of checking signal_frame flag.
4742 (uw_update_context): Use frame state signal_ra if set.
4743 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4744 * config/xtensa/linux-unwind.h: New file.
4746 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4748 * modulo-sched.c (get_sched_window): Fix comment typo.
4750 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4752 PR tree-optimization/34648
4753 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4755 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4757 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4758 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4760 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4762 PR rtl-optimization/34400
4763 * df-core.c (df_worklist_dataflow_overeager,
4764 df_worklist_dataflow_doublequeue): New functions.
4765 (df_worklist_dataflow): Two different worklist solvers.
4766 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4769 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4772 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4773 and ftree-parallelize-loops.
4775 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4777 PR rtl-optimization/34826
4778 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4780 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4782 * global.c (find_reg): Mark the eh regs as used if necessary.
4783 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4784 * ra.h (struct allocno): no_eh_reg field added. Changed
4785 no_stack_reg type to bitfield.
4787 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4789 * tree.c (substitute_in_expr): Add missing 'break'.
4791 2008-01-17 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/34825
4794 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4795 x / x as division to handle.
4797 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4799 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4800 "-pthread" is specified.
4801 * pa-hpux11.h (LIB_SPEC): Likewise.
4803 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4804 Peter Bergner <bergner@vnet.ibm.com>
4806 PR rtl-optimization/33796
4807 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4809 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4811 PR libgfortran/34699
4812 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4814 * pa-hpux10.h (LINK_SPEC): Likewise.
4815 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4817 2008-01-16 Richard Guenther <rguenther@suse.de>
4820 * fold-const.c (fold_convert_const_int_from_int): Do not
4821 set overflow if that occured only because of a sign extension
4822 change when converting from/to a sizetype with the same
4823 precision and signedness.
4825 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4828 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4829 location address to the correct place. Update copyright year.
4831 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4833 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4834 no dependences in the dependence_relations vector.
4836 2008-01-16 Jan Hubicka <jh@suse.cz>
4838 PR rtl-optimization/31396
4839 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4840 * cfg.c (dump_reg_info): Print it.
4841 * regs.h (struct reg_info_t): add freq_calls_crossed.
4842 (REG_FREQ_CALLS_CROSSED): New macro.
4843 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4844 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4845 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4846 regmove_optimize): Update call crossed frequencies.
4847 * local-alloc.c (struct qty): Add freq_calls_crossed.
4848 (alloc_qty): Copute freq_calls_crossed.
4849 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4850 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4851 * ra.h (struct allocno): Add freq_calls_crossed.
4853 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4855 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4856 libgomp when compiling with ftree-parallelize-loops.
4857 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4859 2008-01-16 Richard Guenther <rguenther@suse.de>
4861 PR tree-optimization/34769
4862 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4863 * tree.c (int_cst_value): Instead make this function more
4864 permissive in what it accepts as valid input. Document this
4865 function always sign-extends the value.
4867 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4868 Richard Guenther <rguenther@suse.de>
4871 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4872 (gimple_fold_indirect_ref_rhs): ... this.
4873 (gimple_fold_indirect_ref): New function with foldings
4874 that preserve lvalueness.
4875 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4876 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4877 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4878 to fold an INDIRECT_REF, fall back to the old use of
4879 fold_indirect_ref_1.
4881 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4883 * tree-data-ref.c (subscript_dependence_tester_1): Call
4884 free_conflict_function.
4885 (compute_self_dependence): Same.
4887 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4890 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4891 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4893 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4894 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4895 for DWARF2_UNWIND_INFO targets.
4897 2008-01-16 Richard Guenther <rguenther@suse.de>
4900 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4901 type qualifiers for function types.
4903 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4905 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4906 loop_iterator li from previous commit.
4908 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4910 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4912 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4914 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4915 (parallelize_loops): Don't parallelize irreducible components.
4917 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4920 * c-opts (c_common_post_options): Do not enable CPP
4921 flag_pedantic_errors by default.
4923 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4925 PR rtl-optimization/31944
4926 * cse.c (remove_pseudo_from_table): New function.
4927 (merge_equiv_classes): Use above function to remove pseudo-registers.
4928 (invalidate): Likewise.
4930 2008-01-13 Richard Guenther <rguenther@suse.de>
4933 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4934 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4936 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4938 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4939 validate_change to unshare the source of the PC set.
4941 2008-01-12 Jan Hubicka <jh@suse.cz>
4944 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4945 references above array bounds. This might trigger bounds checks for
4948 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4950 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4951 new_replaceable_dependencies.
4953 2008-01-12 Doug Kwan <dougkwan@google.com>
4955 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4956 instead of OPT_Wreturn_type in warning due to ignored return type
4958 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4959 options included in -Wextra.
4960 * c.opt: New option -Wignored_qualifiers.
4961 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4962 -Wignore_qualifiers.
4963 (-Wignored-qualifiers): Document.
4964 (-Wreturn-type): Remove description of functionality now handled
4965 by -Wignored-qualifiers.
4967 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4970 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4971 NOP_EXPR if it is between integral types with the same precision.
4973 2008-01-12 Jan Hubicka <jh@suse.cz>
4976 * invoke.texi (max-inline-recursive-depth): Fix default value.
4978 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4980 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4983 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4985 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4987 2008-01-11 James E. Wilson <wilson@specifix.com>
4990 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4992 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4994 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4995 save/restore frame pointer register and don't use 'call-prologues'
4996 optimization in function with "OS_task" attribute.
4998 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5001 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5002 when copying to memory.
5004 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5006 PR rtl-optimization/30905
5007 * cfgcleanup.c: Include dce.h
5008 (crossjumps_occured): New global variable.
5009 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5010 If something changed, set crossjumps_occured to true.
5011 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5012 Don't add/remove fake edges to exit here...
5013 (cleanup_cfg): ...but do it here, when crossjumping.
5014 Run a fast DCE when successful crossjumps occured in the latest
5015 iteration of try_optimize_cfg.
5017 2008-01-11 Richard Guenther <rguenther@suse.de>
5019 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5020 (struct vn_unary_op_s): Likewise.
5021 (vn_reference_insert): Free old reference on hash collision.
5023 2008-01-10 Raksit Ashok <raksit@google.com>
5025 PR rtl-optimization/27971
5026 * combine.c (find_split_point): Split PLUS expressions which are
5027 inside a MEM rtx, and whose first operand is complex.
5029 2008-01-10 DJ Delorie <dj@redhat.com>
5031 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5032 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5033 (m32c_hard_regno_ok): Call the underlying function.
5035 2008-01-10 Richard Guenther <rguenther@suse.de>
5038 * tree-cfg.c (tree_merge_blocks): Do not go through the
5039 full-blown folding and stmt updating path if we just deal
5040 with virtual operands.
5041 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5042 test for abnormal SSA_NAMEs.
5044 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5047 * reload.c (push_reload): Add assertions. All constants from
5048 reg_equiv_constant should have been used for replacing the respective
5050 (find_reloads_address): Invoke find_reloads_address_part for
5051 constant taken from the reg_equiv_constant array.
5053 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5055 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5056 field (valnum) the first in the struct. Replace bools with
5059 2008-01-10 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/34651
5062 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5063 types and ordering for masking and converting.
5065 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5067 PR tree-optimization/34017
5068 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5069 also for PHI_NODE expressions.
5071 2008-01-09 Jan Hubicka <jh@suse.cz>
5073 PR tree-optimization/34708
5074 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5075 based on number of case labels.
5076 (init_inline_once): Remove switch_cost.
5077 * tree-inline.h (eni_weights_d): Remove switch_cost.
5079 2008-01-09 Richard Guenther <rguenther@suse.de>
5080 Andrew Pinski <andrew_pinski@playstation.sony.com>
5083 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5084 temporary if an rvalue is ok or an lvalue is not required.
5086 2008-01-09 Richard Guenther <rguenther@suse.de>
5089 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5092 2008-01-09 Richard Guenther <rguenther@suse.de>
5095 * tree.c (host_integerp): Check for sizetype only if the
5096 type is an integer type.
5098 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5101 * opts.c (decode_options): Disable inlining of functions called
5102 once if not in unit-at-a-time mode.
5104 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5106 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5108 2008-01-08 Richard Guenther <rguenther@suse.de>
5111 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5112 out early if the result will be unused.
5114 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5119 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5123 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5125 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5126 for vectorization tuned.
5128 2008-01-08 Richard Guenther <rguenther@suse.de>
5130 PR tree-optimization/34683
5131 * tree-ssa-operands.c (operand_build_cmp): Export.
5132 * tree-ssa-operands.h (operand_build_cmp): Declare.
5133 * tree-vn.c (vuses_compare): Remove.
5134 (sort_vuses): Use operand_build_cmp.
5135 (sort_vuses_heap): Likewise.
5136 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5137 to re-use old VEC if available. Do not sort already sorted VUSEs.
5138 (vdefs_to_vec): Do not sort already sorted VDEFs.
5140 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5143 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5145 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5148 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5149 limitations of reciprocal sequences on x86 targets.
5151 2008-01-08 Richard Guenther <rguenther@suse.de>
5153 PR tree-optimization/34683
5154 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5156 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5159 * config/darwin.c (darwin_mergeable_string_section): Don't use
5160 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5162 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5165 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5166 negxf2. Macroize expander using X87MODEF mode iterator. Change
5167 predicates of op0 and op1 to register_operand.
5168 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5169 expander using X87MODEF mode iterator. Change predicates of
5170 op0 and op1 to register_operand.
5171 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5172 corresponding patterns and macroize using MODEF macro. Change
5173 predicates of op0 and op1 to register_operand and remove
5174 "m" constraint. Disparage "r" alternative with "!".
5175 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5176 macroize using X87MODEF macro. Change predicates of op0 and op1
5177 to register_operand and remove "m" constraint. Disparage "r"
5178 alternative with "!".
5179 (absneg splitter with memory operands): Remove.
5180 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5181 patterns and macroize using X87MODEF mode iterator.
5182 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5183 Change predicate of op1 to register_operand.
5184 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5185 for memory operands.
5187 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5189 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5191 2008-01-07 Richard Guenther <rguenther@suse.de>
5193 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5196 2008-01-07 Richard Guenther <rguenther@suse.de>
5198 PR tree-optimization/34683
5199 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5200 VOPs of the needed size to save memory. Use VEC_quick_push
5201 to save compile-time.
5202 (vdefs_to_vec): Likewise.
5204 2008-01-07 Sa Liu <saliu@de.ibm.com>
5206 * config/spu/spu.md (divdf3): Genetate inline code for double
5207 division. The implementation doesn't handle INF or NAN, therefore it
5208 only applies when -ffinite-math-only is given.
5210 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5213 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5214 * doc/cpp.texi ([Common Predefined Macros]): Document.
5216 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5218 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5219 order to use commutative addition instead of subtraction.
5221 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5222 Mircea Namolaru <namolaru@il.ibm.com>
5223 Vladimir Yanovsky <yanov@il.ibm.com>
5224 Revital Eres <eres@il.ibm.com>
5226 PR tree-optimization/34263
5227 * tree-outof-ssa.c (process_single_block_loop_latch,
5228 contains_tree_r): New functions.
5229 (analyze_edges_for_bb): Call process_single_block_loop_latch
5230 function to empty single-basic-block latch block if possible.
5232 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5234 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5236 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5238 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5240 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5242 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5244 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5246 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5248 PR tree-optimization/34618
5249 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5252 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5255 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5256 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5257 Update copyright year.
5259 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5260 Update copyright year.
5261 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5264 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5266 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5267 edge does not point to current bb before changing need_assert.
5269 2008-01-04 Richard Guenther <rguenther@suse.de>
5272 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5273 for verifying purposes if they are is_gimple_min_invariant.
5275 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5277 PR tree-optimization/34448
5278 PR tree-optimization/34465
5279 * gimplify.c (gimplify_init_constructor): Add new parameter
5280 notify_temp_creation. Use it.
5281 (gimplify_modify_expr_rhs): Take volatiles into account when
5282 optimizing constructors.
5283 Do not optimize constructors if gimplify_init_constructor will dump to
5285 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5286 * gcc.c-torture/compile/pr34448.c: New.
5288 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5290 PR gcov-profile/34609
5291 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5292 return_slot if result is TREE_ADDRESSABLE.
5294 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5296 * config/mips/mips.md (sqrt_condition): Tweak comment.
5297 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5299 2008-01-03 Tom Tromey <tromey@redhat.com>
5302 * c-common.c (c_type_hash): Handle VLAs.
5304 2008-01-03 Jan Hubicka <jh@suse.cz>
5306 PR tree-optimization/31081
5307 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5308 0 when inlining and not inlining to first basic block.
5309 (remap_decl): When var is initialized to 0, don't set default_def.
5310 (expand_call_inline): Set entry_bb.
5311 * tree-inline.h (copy_body_data): Add entry_bb.
5313 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5316 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5319 PR tree-optimization/29484
5320 * tree-inline.c (inline_forbidden_p_2): New function.
5321 (inline_forbidden_p): Disallow inlining if some static var
5322 has an address of a local LABEL_DECL in its initializer.
5323 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5326 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5328 PR tree-optimization/34635
5329 * tree-data-ref.c (add_other_self_distances): Make sure that the
5330 evolution step is constant.
5332 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5335 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5337 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5339 * tree-sra.c (scalarize_init): Insert the generate_element_init
5340 statements after the generate_element_zero statements.
5342 2008-01-02 Richard Guenther <rguenther@suse.de>
5346 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5347 for very large number of operands instead of ICEing.
5349 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5352 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5353 while stack probing.
5355 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5357 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5360 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5363 * tree-mudflap.c (mx_register_decls): Guard warning by
5364 !DECL_ARTIFICIAL check.
5366 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5368 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5369 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5370 sse5_perm<mode>): Fix constraints.
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