1 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5 (fprofile-use): Add var flag_profile_use
6 * coverage.c (coverage_begin_output): Do not open a gcno file for output
7 only if -ftest-coverage is set.
8 Do not add getpwd() to gcda file path.
9 (build_gcov_info): Check the new flag
10 flag_profile_datafile_relative_path.
11 (coverage_init): Use profile_data_prefix.
12 Read profile counter only if flag_profile_use is set.
13 * opts.c (common_handle_option): New option fprofile-use=,
14 fprofile-dir=, fprofile-generate=.
15 * toplev.c (profile_data_prefix): New variable definition.
16 * toplev.h (profile_data_prefix): New declaration.
17 * doc/invoke.tex (Option Summary, Optimization Options):
20 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
24 * config/ia64/ia64.c (rtx_needs_barrier): Handle
25 UNSPEC_FR_RECIP_APPROX_RES.
26 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
28 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
31 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
33 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
36 * fold-const.c (fold_indirect_ref_1): Support accessing non first
37 element of the vector via a pointer.
39 2008-03-31 Ian Lance Taylor <iant@google.com>
41 * tlink.c (scan_linker_output): Look for symbol name in single
44 2008-03-31 Jan Hubicka <jh@suse.cz>
46 * builtins.c (expand_builtin_setjmp_receiver): Update call of
47 get_arg_pointer_save_area.
48 * expr.c (init_expr): Just clear out rtl.expr.
49 * function.c (free_after_compilation): Clear out whole RTL structure.
50 (get_func_frame_size): Merge into ...
51 (get_frame_size): ... this one.
52 (assign_stack_local_1): Merge into ...
53 (assign_stack_local): ... this one.
54 (expand_function_end): Update call of get_arg_pointer_save_area.
55 (get_art_pointer_save_area): Remove cfun argument.
56 * function.h (emit_status): regno_pointer_align does not need length
57 attribute. Move x_regno_reg_rtx to ...
58 (regno_reg_rtx): ... new global array.
59 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
60 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
61 apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
62 (struct varasm_status): Move here from varasm.c
63 (struct rtl_data): New. Move here some fields from struct function.
64 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
65 frame_offset, stack_check_probe_note, arg_pointer_save_area,
66 used_temp_slots avail_temp_slots, temp_slot_level,
67 nonlocal_goto_handler_labels): Update accesstors.
68 (rtl): New global variable.
69 (struct function): Move some fileds to rtl_data.
70 (get_arg_pointer_save_area): Update prototype.
71 * emit-rtl.c (rtl): Declare.
72 (regno_reg_rtx): Declare.
73 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
74 (gen_reg_rtx): Update.
75 (init_virtual_regs): Do not tate emit_status argument.
76 (init_emit): Do not allocate emit.
77 * varasm.c (varasm_statuc): Move to function.h.
78 (n_deferred_constatns): Update accestor.
79 (init_varasm_status): Do not allocate varasm_status.
80 (force_const_mem, get_pool_size, output_constant_pool): Update.
81 * stmt.c (force_label_rtx): Do not use x_ prefixes.
82 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
84 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
86 PR rtl-optimization/35729
87 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
90 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
93 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
94 load/store if memory is unaligned.
95 (*movti_rex64): Likewise.
97 * config/i386/predicates.md (misaligned_operand): New.
99 2008-03-31 Andrew Pinski <pinskia@gmail.com>
102 * tree-ssa-phiopt.c (conditional_replacement): Return early for
105 2008-03-31 Jan Beulich <jbeulich@novell.com>
107 * config/ia64/constraints.md: Add 'j' constraint.
108 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
109 (movdi_internal): Likewise.
111 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
114 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
116 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
119 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
120 proper error message for the third argument on blendpd and
123 * config/i386/sse.md (blendbits): New.
124 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
126 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
128 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
130 2008-03-30 Richard Guenther <rguenther@suse.de>
133 * fold-const.c (fold_sign_changed_comparison): Do leave
134 conversions to base-types alone.
136 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
138 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
139 the link register if one altivec register is be saved.
141 2008-03-30 Ben Elliston <bje@au.ibm.com>
143 * final.c (final_scan_insn): Remove if (0) code.
145 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
147 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
149 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
151 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
152 of V4SFmode to ix86_binary_operator_ok.
154 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/i386.c (override_options): Initialize
157 ix86_veclib_handler to ix86_veclibabi_svml when
158 -mveclibabi=svml is used.
159 (ix86_veclibabi_svml): New function for SVML ABI style
160 vectorization support.
161 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
163 2008-03-28 Rafael Espindola <espindola@google.com>
165 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
166 (tree_binary_nonnegative_warnv_p): Make it public.
167 (tree_single_nonnegative_warnv_p): Make it public.
168 (tree_invalid_nonnegative_warnv_p): Make it public.
169 (tree_unary_nonzero_warnv_p): Make it public.
170 (tree_binary_nonzero_warnv_p): Make it public
171 (tree_single_nonzero_warnv_p): Make it public.
172 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
173 (extract_range_from_binary_expr): Split the expr argument.
174 (extract_range_from_unary_expr): Split the expr argument.
175 (extract_range_from_comparison): Split the expr argument.
176 (extract_range_from_expr): Use the new aux functions.
177 (vrp_evaluate_conditional_warnv): Use
178 vrp_evaluate_conditional_warnv_with_ops.
179 * tree.h (tree_unary_nonzero_warnv_p): Declare.
180 (tree_binary_nonzero_warnv_p): Declare.
181 (tree_single_nonzero_warnv_p): Declare.
182 (tree_expr_nonzero_warnv_p): Declare.
183 (tree_unary_nonnegative_warnv_p): Declare.
184 (tree_binary_nonnegative_warnv_p): Declare.
185 (tree_single_nonnegative_warnv_p): Declare.
186 (tree_invalid_nonnegative_warnv_p): Declare.
188 2008-03-28 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/30317
191 PR tree-optimization/30911
192 PR tree-optimization/34793
193 * tree-vrp.c (set_and_canonicalize_value_range): New function.
194 (struct assert_locus_d): New member EXPR.
195 (register_new_assert_for): Add EXPR parameter to support
196 ASSERT_EXPR <name, expr OP limit>.
197 (register_edge_assert_for_1): Adjust callers.
198 (find_assert_locations): Likewise.
199 (process_assert_insertions_for): Build condition from expression.
200 (extract_range_from_assert): Handle ASSERT_EXPRs
201 of the form ASSERT_EXPR <name, expr OP limit>.
202 (register_edge_assert_for_2): New helper registering
203 asserts for comparisons. Recognize range tests of the form
204 (unsigned)i - CST1 OP CST2.
205 (register_edge_assert_for_1): Use it.
206 (register_edge_assert_for): Likewise.
207 (needs_overflow_infinity): Integer sub-types
208 do not need overflow infinities.
209 (vrp_val_is_max): The extreme values of integer sub-types
210 are those of the base type.
211 (vrp_val_is_min): Likewise.
212 * tree.def (ASSERT_EXPR): Document extra allowed conditional
215 2008-03-28 Nick Clifton <nickc@redhat.com>
217 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
218 Return GENERAL_REGS for stack adjustment reloads.
220 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
223 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
224 const_vector when all the vectors are constant.
226 2008-03-27 Bob Wilson <bob.wilson@acm.org>
228 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
230 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
231 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
233 (s<code>_sf): Use new scc_sf attribute for opcode names.
235 2008-03-27 Tom Tromey <tromey@redhat.com>
237 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
238 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
239 config/spu/t-spu-elf, config/i386/t-interix,
240 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
241 config/i386/x-darwin, config/i386/x-mingw32,
242 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
243 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
244 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
245 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
246 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
247 config/rs6000/x-darwin, config/rs6000/t-rs6000,
248 config/score/t-score-elf, config/arm/t-strongarm-pe,
249 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
250 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
251 Revert automatic dependency patch.
253 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
256 * config/i386/i386.c (ix86_function_arg_boundary): Align
257 decimal floating point to its natural boundary.
259 2008-03-27 Richard Guenther <rguenther@suse.de>
262 * fold-const.c (fold_comparison): Restrict distinct decl
263 comparison folding to VAR_DECLs and PARM_DECLs. Do not
264 solely rely on operand_equal_p.
266 2008-03-27 Richard Guenther <rguenther@suse.de>
269 * c-common.c (handle_weak_attribute): Reject combination of
272 2008-03-27 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/32810
275 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
276 conversions from DECL_INITIAL.
277 (fold_const_aggregate_ref): Likewise from constructor elements.
279 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
281 * tree-affine.h (aff_combination_expand): Declare.
282 (get_inner_reference_aff): Likewise.
283 * tree-affine.c (aff_combination_expand): Split out from
284 tree_to_aff_combination_expand.
285 (get_inner_reference_aff): New function.
286 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
287 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
288 (struct lim_aux_data): sm_done field removed.
289 (mem_ref_loc_p, mem_ref_locs_p): New types.
290 (struct mem_ref): Added id, stored, accesses_in_loop,
291 indep_loop, dep_loop, indep_ref, dep_ref fields.
292 Removed is_stored, locs and next fields.
293 (memory_accesses): New variable.
294 (movement_possibility): Do not allow moving statements
295 that store to memory.
296 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
298 (determine_max_movement): For statements with memory references,
299 find the outermost loop in that the reference is independent.
300 (move_computations_stmt): Mark the virtual operands for renaming.
301 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
302 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
303 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
304 add_vop_ref_mapping, create_vop_ref_mapping_loop,
305 create_vop_ref_mapping, analyze_memory_references,
306 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
307 get_all_locs_in_loop, ref_always_accessed_p,
308 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
309 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
310 store_motion_loop, store_motion): New functions.
311 (struct vop_to_refs_elt): New type.
312 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
313 memref_hash, memref_eq, hoist_memory_references): Rewritten.
314 (schedule_sm): Replaced by...
315 (execute_sm): ... this.
316 (determine_lsm_ref, hoist_memory_references,
317 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
318 find_more_ref_vops, free_mem_ref, free_mem_refs,
319 determine_lsm_loop, determine_lsm): Removed.
320 (tree_ssa_lim_finalize): Free data structures used by store motion.
321 (tree_ssa_lim): Call analyze_memory_references. Use
322 store_motion instead of determine_lsm.
324 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
326 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
327 rename tmake_file to m68hc11/t-m68hc11.
328 (mcore): Set inhibit_libc to true.
329 * config.host (alpha*-dec-*vms*): Set extra_programs.
330 (interix3*): Don't use host_xmake_file.
331 * configure.ac: Let config.gcc override inhibit_libc.
332 * configure: Regenerate.
334 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
335 * config/t-openbsd-thread: Remove commented out lines.
337 * config/x-interix: Remove.
339 * config/m68hc11/t-m68hc11-gas: Rename to...
340 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
342 * config/mcore/t-mcore: Remove T_CFLAGS.
343 * config/mcore/t-mcore-pe: Likewise.
345 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
347 * configure.ac: Replace custom __GNU_SOURCE test with
348 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
349 * aclocal.m4: Regenerate.
350 * configure: Regenerate.
351 * config.in: Regenerate.
353 2008-03-27 Richard Guenther <rguenther@suse.de>
355 * fold-const.c (target.h): Include.
356 (fold_comparison): Fold comparison of addresses of decls
357 that bind locally or of constants. Consolidate address folding code.
358 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
359 results from fold_binary_to_constant.
360 (compare_values_warnv): Likewise.
362 2008-03-27 Andrew Pinski <pinskia@gmail.com>
365 * fold-const.c (fold_truthop): Check for integeral types when folding
366 a == 0 && b == 0 and a != 0 || b != 0 .
368 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
370 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
372 2008-03-26 Andreas Schwab <schwab@suse.de>
374 * doc/invoke.texi: Fix use of @item vs. @itemx.
376 2008-03-26 Tom Tromey <tromey@redhat.com>
378 * Makefile.in (build/gensupport.o, build/print-rtl.o,
379 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
380 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
381 build/gencodes.o, build/genconditions.o, build/genconfig.o,
382 build/genconstants.o, build/genemit.o, build/genextract.o,
383 build/genflags.o, build/genmddeps.o, build/genopinit.o,
384 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
387 2008-03-26 Richard Guenther <rguenther@suse.de>
390 2008-03-26 Richard Guenther <rguenther@suse.de>
392 * fold-const.c (target.h): Include.
393 (fold_comparison): Fold comparison of addresses of two decls
394 that bind locally. Consolidate address folding code.
396 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
398 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
399 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
400 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
401 dconstsqrt2, dconstthird, dconste and/or dconst10.
402 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
403 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
404 dconstsqrt2, dconste): Delete.
405 (init_emit_once): Likewise. Simplify initializing dconstm1.
407 * real.c (get_real_const): New.
408 * real.h (dconst3, dconst10, dconstm2, dconstthird,
409 dconstsqrt2, dconste): Delete.
410 (real_value_const, get_real_const): New.
412 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
416 * config/i386/i386.c (ix86_function_arg_boundary): Check
417 BIGGEST_ALIGNMENT instead of 128.
418 (setup_incoming_varargs_64): Likewise.
420 2008-03-26 Tom Tromey <tromey@redhat.com>
422 * Makefile.in (DEPFILES): Add missing '/'.
424 2008-03-26 Richard Guenther <rguenther@suse.de>
426 * fold-const.c (target.h): Include.
427 (fold_comparison): Fold comparison of addresses of two decls
428 that bind locally. Consolidate address folding code.
430 2008-03-26 Nick Clifton <nickc@redhat.com>
433 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
434 not allow INT+INT as a legitimate addressing mode.
436 2008-03-26 Richard Guenther <rguenther@suse.de>
438 * tree-flow.h (widen_bitfield): Remove declaration.
439 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
440 (widen_bitfield): Remove function.
441 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
444 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
447 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
450 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
452 PR rtl-optimization/35232
453 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
454 (forget_old_reloads_1, forget_marked_reloads): Don't clear
455 reg_reloaded_call_part_clobbered here.
456 (reload_regs_reach_end_p): New function.
457 (reload_reg_rtx_for_input): New variable.
458 (reload_reg_rtx_for_output): Likewise.
459 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
460 when reassigning a pseudo register. Load reloadreg from
461 reload_reg_rtx_for_input, moving the mode and register
463 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
464 instead of the original when deciding whether an input reload
465 would be a no-op or whether an output reload can be deleted.
466 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
467 when setting up new_spill_reg_store. Load it from
468 reload_reg_rtx_for_output, moving the mode and register
470 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
471 instead of the original when deciding whether an output reload
472 would be a no-op. Do the same when modifying insn notes.
473 Use rtx_equal_p instead of == to compare the registers.
474 (inherit_piecemeal_p): Take a mode and two register numbers
476 (emit_reload_insns): Clear new_spill_reg_store for every hard
477 register in the reload register. Remove spill registers
478 from reg_reloaded_valid before considering whether to record
479 inheritance information for them. Use reload_reg_rtx_for_output
480 instead of reg_rtx when recording output reloads. Use
481 reload_reg_rtx_for_input instead of reg_rtx when recording
482 input reloads. Set or clear reg_reloaded_call_part_clobbered
483 at the same time as setting reg_reloaded_valid.
484 (delete_output_reload): Add a new_reload_reg parameter and use it
485 instead of rld[j].reg_rtx.
486 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
489 2008-03-25 Tom Tromey <tromey@redhat.com>
491 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
492 (build/genattr.o): Likewise.
493 (build/genattrtab.o): Likewise.
494 (build/gencodes.o): Likewise.
495 (build/genconfig.o): Likewise.
496 (build/genconstants.o): Likewise.
497 (build/genemit.o): Likewise.
498 (build/genextract.o): Likewise.
499 (build/genflags.o): Likewise.
501 2008-03-25 Bob Wilson <bob.wilson@acm.org>
503 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
504 instead of size_int for integer types.
505 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
506 to match type of MINUS_EXPR.
508 2008-03-25 Tom Tromey <tromey@redhat.com>
510 * configure: Rebuilt.
511 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
514 2008-03-25 Tom Tromey <tromey@redhat.com>
516 * config/x-solaris (host-solaris.o): Update.
517 * config/x-linux (host-linux.o): Update.
518 * config/x-hpux (host-hpux.o): Update.
519 * config/x-darwin (host-darwin.o): Update.
520 * config/v850/t-v850e (v850-c.o): Update.
521 * config/v850/t-v850 (v850-c.o): Update.
522 * config/t-vxworks (vxworks.o): Update.
523 * config/t-sol2 (sol2-c.o, sol2.o): Update.
524 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
525 * config/spu/t-spu-elf (spu-c.o): Update.
527 * config/sh/t-symbian (sh-c.o): Update.
529 * config/sh/t-sh (sh-c.o): Update.
530 * config/score/t-score-elf (score7.o, score3.o): Update.
531 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
532 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
533 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
534 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
536 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
537 * config/m32c/t-m32c (m32c-pragma.o): Update.
538 * config/ia64/t-ia64 (ia64-c.o): Update.
539 * config/i386/x-mingw32 (host-mingw32.o): Update.
540 * config/i386/x-i386 (driver-i386.o): Update.
541 * config/i386/x-darwin (host-i386-darwin.o): Update.
542 * config/i386/x-cygwin (host-cygwin.o): Update.
543 * config/i386/t-nwld (nwld.o): Update.
544 * config/i386/t-netware (netware.o): Update.
545 * config/i386/t-interix (winnt.o): Update.
546 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
547 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
548 msformat-c.o): Update.
549 * config/bfin/t-bfin-linux (generated_files): Add
550 linux-sysroot-suffix.h.
551 * config/arm/t-wince-pe (pe.o): Update.
552 * config/arm/t-strongarm-pe (pe.o): Update.
553 * config/arm/t-pe (pe.o): Update.
554 * config/arm/t-arm (arm-c.o): Update.
555 * doc/install.texi (Prerequisites): Require make 3.80.
556 * Makefile.in: Remove .o targets.
557 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
558 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
559 (simple_generated_h, simple_generated_c): Move earlier.
560 (generated_files): New variable.
561 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
562 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
563 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
564 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
565 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
566 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
567 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
568 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
569 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
570 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
571 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
572 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
574 (COMPILE.base, COMPILE): New variables.
575 (%.o): New pattern rule.
576 (ALL_HOST_OBJS): New variable.
577 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
578 (dummy-checksum.o, cc1-checksum.o): Remove.
579 (DRIVER_SHLIB): New variable.
580 (DRIVER_DEFINES): Use it.
581 (gencondmd.c): Move out of build/.
582 (s-conditions): Update.
583 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
584 (ALL_BUILD_OBJS): Likewise.
585 (build/%.o): Use BUILDCOMPILE.
586 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
587 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
588 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
589 build/gencheck.o, build/gencodes.o, build/genconditions.o,
590 build/genconfig.o, build/genconstants.o, build/genemit.o,
591 build/genextract.o, build/genflags.o, build/genmddeps.o,
592 build/genopinit.o, build/genoutput.o, build/genpeep.o,
593 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
594 build/gen-protos.o, build/scan.o, build/fix-header.o,
595 build/scan-decls.o): Simplify.
596 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
597 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
598 prefix.o, toplev.o): Reduce to variable setting.
599 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
600 ($(out_object_file), gcc-options.o): New targets.
601 ($(ALL_HOST_OBJS)): New target. Include dependency files.
602 * configure: Rebuilt.
603 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
604 * doc/sourcebuild.texi (Front End Directory): Document new variable.
606 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
608 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
609 complain when we hit an error, return ERROR_MARK_NODE.
611 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
613 * config/sh/constraints.md (Pso, Psz): New constraints.
614 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
615 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
617 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
619 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
620 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
622 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
624 * config/sh/sh.md (prefetch): Add condition for SH2A target.
625 (prefetch_sh2a): New.
627 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
628 Naveen.H.S <naveen.hs@kpitcummins.com>
630 * config/sh/constraints.md (I28): New constraint.
631 * config/sh/sh.c (broken_move): Add support for movi20s.
632 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
634 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
635 Jayant Sonar <Jayant.sonar@kpitcummins.com>
636 Naveen.H.S <naveen.hs@kpitcummins.com>
638 * config/sh/sh.c (SH_ATTRIBUTES): Define.
639 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
640 (print_operand): Handle resbank in %@ operand code.
641 (sh_encode_section_info): New.
642 (push_regs): Add conditions for resbank.
643 (sh_expand_epilogue): Likewise.
644 (sh_insert_attributes): Likewise.
645 (sh_attribute_table): Likewise.
646 (sh_handle_resbank_handler_attribute): New.
647 (sh2a_handle_function_vector_handler_attribute): New.
648 (sh2a_is_function_vector_call): New.
649 (sh2a_get_function_vector_number): New.
650 (sh2a_function_vector_p): New.
651 (sh_cfun_resbank_handler_p): New.
652 * config/sh/sh.md (calli): Emit jsr/n if possible.
653 (calli_tbr_rel): New.
654 (calli_pcrel): Emit jsr/n if possible.
655 (return_i): Emit rts/n if possible.
656 (call_valuei_tbr_rel): New.
657 (call_valuei_pcrel): Add condition for SH2A target.
658 (call_value): Likewise.
659 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
660 (sh2a_get_function_vector_number): Likewise.
661 (sh2a_is_function_vector_call): Likewise.
662 * doc/extend.texi: Document TBR relative addressing of SH2A.
663 (resbank): Add description for SH2A.
665 2008-03-24 Richard Guenther <rguenther@suse.de>
668 * gimplify.c (gimplify_modify_expr): For frontend type-correct
669 pointer assignments change conversions according to middle-end rules.
670 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
671 * configure.ac: Include type checking in yes.
672 * configure: Regenerate.
674 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
676 * diagnostic.c (diagnostic_count_diagnostic): Delete.
677 (diagnostic_report_diagnostic): Update. Handle ICEs here.
679 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
681 * gthr-vxworks.h (UNUSED): Define.
683 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
685 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
687 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
689 * doc/extend.texi (Function Attributes): Add missing comma in the
690 example of the "alloc_size" attribute.
692 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
695 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
697 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
700 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
703 * stor-layout.c (update_alignment_for_field): Set minimum alignment
704 of the underlying type of a MS bitfield layout to the natural
705 alignment of the type.
707 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
709 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
710 to their natural alignment to avoid store forwarding stalls.
712 2008-03-22 Richard Guenther <rguenther@suse.de>
714 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
715 For PHI nodes verify the address is invariant.
716 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
717 (get_symbol_constant_value): Use is_gimple_min_invariant.
718 (maybe_fold_stmt_indirect): Likewise.
720 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
722 PR rtl-optimization/33927
723 * Makefile.in (dse.o): Depend on $(TM_P_H).
724 * expr.h (extract_low_bits): Declare.
725 * expmed.c (extract_low_bits): New function.
726 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
727 * dse.c: Include tm_p.h.
728 (find_shift_sequence): Remove the read_reg argument and return the
729 read value. Emit the instructions instead of returning them.
730 Iterate on new_mode rather than calculating it each time.
731 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
732 source to NEW_MODE and extract_low_bits to convert the shifted
734 (replace_read): Allow the load and store to have different mode
735 classes. Use extract_low_bits when SHIFT == 0. Create the shift
736 or extraction instructions before trying the replacement. Update
737 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
739 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
742 to their natural alignment to avoid store forwarding stalls.
744 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
747 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
748 encouraging but not allowing gprs for input;
749 change the input constraint to !f#r.
750 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
752 change the output constraint to !f#r.
754 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
758 corresponding post-reload splitters.
759 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
760 when x87 FP math is selected.
761 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
762 New function prototype.
763 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
764 unreachable function to ease macroization of insn patterns.
766 2008-03-21 Martin Jambor <mjambor@suse.cz>
768 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
769 reference dumps if ddr is NULL or dependence is unknown.
771 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
773 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
774 unsigned extension into account.
775 (ATOMIC_COMPARE_AND_SWAP): Likewise.
776 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
777 Do computations on a scratch register.
779 2008-03-21 Richard Guenther <rguenther@suse.de>
781 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
782 Use is_gimple_min_invariant instead of TREE_INVARIANT.
783 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
784 * tree-ssa-dom.c (record_equality): Likewise.
785 * tree-inline.c (copy_body_r): Likewise.
786 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
789 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
791 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
792 as 'delete_unused' argument.
794 2008-03-20 Richard Guenther <rguenther@suse.de>
796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
797 special casing of constant qualifiers.
798 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
799 care about them in general.
800 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
801 regardless of their type.
802 (fold_stmt_r): Forcefully fold *& if we end up with that.
804 2008-03-20 Paul Brook <paul@codesourcery.com>
806 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
807 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
809 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
811 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
812 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
814 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
816 * common.opt (Wmudflap): New option.
817 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
818 (mx_register_decls): Likewise.
819 (mudflap_finish_file): Likewise.
820 * doc/invoke.texi: Document -Wno-mudflap.
822 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
824 * c-format.c (replace_format_name_to_system_name): New.
826 (convert_format_name_to_system_name): New.
827 (decode_format_attr): Add use of convert_format_name_to_system_name.
828 (format_types_orig): Add gnu_ prefix to names.
829 (check_format_info_main): Special treating of \0 escaped names for
830 supporting multi-character format specifiers as I32, I64.
831 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
832 (gnu_target_overrides_format_attributes): New.
833 * c-format.h: Add structure target_ovr_attr to hold
834 system specific formatter names.
835 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
836 msformat-c.o file to c_target_objs and cxx_target_objs.
837 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
838 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
839 (TARGET_N_FORMAT_TYPES): New.
840 * config/i386/msformat-c.c: New.
841 * config/i386/t-cygming: Add build rule for msformat-c.o.
842 * doc/extend.texi: Add new format names gnu_* and ms_* and
844 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
846 2008-03-20 Ira Rosen <irar@il.ibm.com>
848 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
849 optimizations turned on under -O3.
850 (ftree-vectorize): Add that the flag is turned on with -O3.
852 2008-03-20 Ben Elliston <bje@au.ibm.com>
854 * regmove.c (try_auto_increment): Fix spelling error in comment.
855 * final.c (final_scan_insn): Likewise.
857 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
860 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
861 allocator preferences for "y" and "r" class registers.
862 ("*mov<mode>_internal"): Ditto.
863 ("*movv2sf_internal_rex64"): Ditto.
864 ("*movv2sf_internal"): Ditto.
866 2008-03-19 Michael Matz <matz@suse.de>
869 * calls.c (expand_call): Check overlap of arguments with call
870 address for sibcalls.
872 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
875 * stor-layout.c (update_alignment_for_field): Set minimum alignment
876 of the underlying type of a MS bitfield layout to the natural
877 alignment of the type.
879 2008-03-19 Jan Hubicka <jh@suse.cz>
882 * toplev.c (decode_d_option): Handle all CPP flags.
883 * tree-vrp.c: Update tree_pass descriptors.
884 * regrename.c: Update tree_pass descriptors.
885 * fwprop.c: Update tree_pass descriptors.
886 * doc/invoke.texi: Remove documentation of dropped -d? flags.
887 * tree-into-ssa.c: Update tree_pass descriptors.
888 * tree-dump.c: Update tree_pass descriptors.
889 * tree-complex.c: Update tree_pass descriptors.
890 * tree-dump.h: Update tree_pass descriptors.
891 * see.c: Update tree_pass descriptors.
892 * cgraphbuild.c: Update tree_pass descriptors.
893 * tracer.c: Update tree_pass descriptors.
894 * tree-loop-distribution.c: Update tree_pass descriptors.
895 * cgraph.c: Update tree_pass descriptors.
896 * postreload-gcse.c: Update tree_pass descriptors.
897 * postreload.c: Update tree_pass descriptors.
898 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
899 * tree-tailcall.c: Update tree_pass descriptors.
900 * tree-pass.h (tree_opt_pass): Rename to ...
901 (opt_pass) ... this one; add "type" field and remove letter field.
902 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
903 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
904 all_lowering_passes): Update declaration.
905 * ipa-cp.c: Update tree_pass descriptors.
906 * final.c: Update tree_pass descriptors.
907 * omp-low.c: Update tree_pass descriptors.
908 * tree-ssa-dse.c: Update tree_pass descriptors.
909 * ipa-reference.c: Update tree_pass descriptors.
910 * tree-ssa-uncprop.c: Update tree_pass descriptors.
911 * auto-inc-dec.c: Update tree_pass descriptors.
912 * reorg.c: Update tree_pass descriptors.
913 * cgraphunit.c: Update tree_pass descriptors.
914 * tree-ssa-copyrename.c: Update tree_pass descriptors.
915 * tree-ssa-ccp.c: Update tree_pass descriptors.
916 * df-core.c: Update tree_pass descriptors.
917 * mode-switching.c: Update tree_pass descriptors.
918 * tree-nomudflap.c: Update tree_pass descriptors.
919 * modulo-sched.c: Update tree_pass descriptors.
920 * ipa-pure-const.c: Update tree_pass descriptors.
921 * cse.c: Update tree_pass descriptors.
922 * web.c: Update tree_pass descriptors.
923 * tree-stdarg.c: Update tree_pass descriptors.
924 * tree-ssa-math-opts.c: Update tree_pass descriptors.
925 * tree-ssa-dom.c: Update tree_pass descriptors.
926 * tree-nrv.c: Update tree_pass descriptors.
927 * tree-ssa-alias.c: Update tree_pass descriptors.
928 * loop-init.c: Update tree_pass descriptors.
929 * gimple-low.c: Update tree_pass descriptors.
930 * ipa-inline.c: Update tree_pass descriptors.
931 * tree-ssa-sink.c: Update tree_pass descriptors.
932 * global.c: Update tree_pass descriptors.
933 * ifcvt.c: Update tree_pass descriptors.
934 * jump.c: Update tree_pass descriptors.
935 * predict.c: Update tree_pass descriptors.
936 * tree-ssa-loop.c: Update tree_pass descriptors.
937 * recog.c: Update tree_pass descriptors.
938 * dse.c: Update tree_pass descriptors.
939 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
940 * tree-eh.c: Update tree_pass descriptors.
941 * regmove.c: Update tree_pass descriptors.
943 * function.c: Update tree_pass descriptors.
944 * tree-vectorizer.c: Update tree_pass descriptors.
945 * gcse.c: Update tree_pass descriptors.
946 * ipa-type-escape.c: Update tree_pass descriptors.
947 * tree-if-conv.c: Update tree_pass descriptors.
948 * init-regs.c: Update tree_pass descriptors.
949 * ipa.c: Update tree_pass descriptors.
950 * tree-ssa-phiopt.c: Update tree_pass descriptors.
951 * rtl-factoring.c: Update tree_pass descriptors.
952 * lower-subreg.c: Update tree_pass descriptors.
953 * bt-load.c: Update tree_pass descriptors.
954 * tree-dfa.c: Update tree_pass descriptors.
955 * except.c: Update tree_pass descriptors.
956 * emit-rtl.c: Update tree_pass descriptors.
957 * cfgexpand.c: Update tree_pass descriptors.
958 * tree-cfgcleanup.c: Update tree_pass descriptors.
959 * cfgcleanup.c: Update tree_pass descriptors.
960 * tree-ssa-pre.c: Update tree_pass descriptors.
961 * tree-sra.c: Update tree_pass descriptors.
962 * tree-mudflap.c: Update tree_pass descriptors.
963 * tree-ssa-copy.c: Update tree_pass descriptors.
964 * cfglayout.c: Update tree_pass descriptors.
965 * tree-ssa-forwprop.c: Update tree_pass descriptors.
966 * tree-ssa-dce.c: Update tree_pass descriptors.
967 * tree-ssa.c: Update tree_pass descriptors.
968 * regclass.c: Update tree_pass descriptors.
969 * integrate.c: Update tree_pass descriptors.
970 * tree-optimize.c: Update tree_pass descriptors.
971 * tree-ssa-phiprop.c: Update tree_pass descriptors.
972 * tree-object-size.c: Update tree_pass descriptors.
973 * combine.c: Update tree_pass descriptors.
974 * tree-outof-ssa.c: Update tree_pass descriptors.
975 * bb-reorder.c: Update tree_pass descriptors.
976 * stack-ptr-mod.c: Update tree_pass descriptors.
977 * var-tracking.c: Update tree_pass descriptors.
978 * tree-profile.c: Update tree_pass descriptors.
979 * tree-vect-generic.c: Update tree_pass descriptors.
980 * reg-stack.c: Update tree_pass descriptors.
981 * sched-rgn.c: Update tree_pass descriptors.
982 * tree-ssa-structalias.c: Update tree_pass descriptors.
983 * tree-cfg.c: Update tree_pass descriptors.
984 * passes.c (current_pass): Update declaration.
985 (finish_optimization_passes): Update.
986 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
987 (register_one_dump_file, register_dump_files_1, next_pass_1):
989 (init_optimization_passes): Update handling of new types.
990 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
991 * ipa-struct-reorg.c: Update tree_pass descriptors.
992 * tree-ssa-reassoc.c: Update tree_pass descriptors.
993 * combine-stack-adj.c: Update tree_pass descriptors.
994 * cfgrtl.c: Update tree_pass descriptors.
995 * dce.c: Update tree_pass descriptors.
996 * tree-ssanames.c: Update tree_pass descriptors.
998 2008-03-19 Richard Guenther <rguenther@suse.de>
1001 * tree-ssa.c (walk_data): New structure.
1002 (warn_uninitialized_var): If not always_executed warn with "maybe"
1004 (execute_early_warn_uninitialized): Compute post-dominators.
1005 Initialize always_executed before processing each basic block.
1007 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1010 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1011 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1013 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1015 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1017 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1019 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1021 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1022 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1023 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1024 target after ignore has been set, and move there also the commputation
1025 of subtarget and original_target.
1026 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1027 (LANG_HOOKS_INITIALIZER): Remove it.
1028 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1030 2008-03-18 Richard Guenther <rguenther@suse.de>
1032 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1033 found an expression with constants, note that in the VN for the lhs.
1034 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1035 fold them to constants if possible. Run cleanup_cfg if done so.
1036 (execute_pre): Return todo.
1038 (execute_fre): Likewise.
1039 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1041 (get_prop_source_stmt): Look through pointer conversions.
1043 2008-03-18 Jan Hubicka <jh@suse.cz>
1045 * tree-pretty-print.c: Include predict.h.
1046 (dump_generic_node): Dump predictor.
1047 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1048 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1049 * gimple-low.c (lower_stmt): Likewise.
1050 * expr.c (expand_expr_real): Likewise.
1051 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1053 (build_predict_expr, build_predict_expr): New.
1054 * predict.h (predictor_name, build_predict_expr): Update.
1055 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1056 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1057 * predict.def (PRED_CONTINUE): Update hitrate.
1058 * tree.def (PREDICT_EXPR): Define.
1059 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1060 do not handle BIND_EXPR.
1061 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1062 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1063 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1066 2008-03-18 Michael Matz <matz@suse.de>
1068 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1070 2008-03-18 Richard Guenther <rguenther@suse.de>
1072 * tree-gimple.h (is_gimple_invariant_address): Declare.
1073 (is_gimple_constant): Likewise.
1074 * tree-gimple.c (is_gimple_constant): New function.
1075 (is_gimple_invariant_address): Likewise.
1076 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1077 and is_gimple_invariant_address.
1078 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1080 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1081 an addressable base.
1083 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1086 * gimplify.c (gimplify_expr): Gimplify second operand of
1089 2008-03-17 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/19637
1092 * fold-const.c (fold_unary): Remove restrictions of removing
1093 intermediate pointer-conversions (P2)(P1)P0.
1094 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1095 conversion to void pointer.
1096 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1098 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1101 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1102 emulated thread local variables.
1104 2008-03-16 Richard Guenther <rguenther@suse.de>
1107 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1108 expand TREE_INVARIANT operations that are not gimple invariant.
1110 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1112 * doc/extend.texi (Alignment): Say that the ABI controls
1113 the __alignof__ for non-strict-alignment targets rather
1114 than being a recommendation.
1116 2008-03-15 Paul Brook <paul@codesourcery.com>
1118 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1120 (arm_output_fn_unwind): Mark functions that can not be unwound.
1122 2008-03-15 Paul Brook <paul@codesourcery.com>
1124 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1125 extension instructions.
1127 2008-03-15 Richard Guenther <rguenther@suse.de>
1129 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1130 and fold constant aggregate refs.
1131 (fold_const_aggregate_ref): Handle string constants
1132 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1133 (evaluate_stmt): Simplify now that ccp_fold folds constant
1136 2008-03-15 Paul Brook <paul@codesourcery.com>
1138 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1139 (extzv): Use gen_extzv_t2.
1140 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1142 2008-03-15 Richard Guenther <rguenther@suse.de>
1144 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1145 (fold_const_aggregate_ref): Likewise.
1146 (get_value): Return NULL if we don't have any values.
1147 (ccp_finalize): Set const_val to NULL after freeing it.
1148 * tree-flow.h (get_symbol_constant_value): Declare.
1149 (fold_const_aggregate_ref): Likewise.
1150 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1152 2008-03-15 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1156 to not produce negative array indices if not allowed. Add
1157 parameter to indicate that.
1158 (maybe_fold_offset_to_component_ref): Allow negative array
1159 indices only for the first member of a structure.
1160 (maybe_fold_offset_to_reference): Allow negative array indices.
1161 (maybe_fold_stmt_addition): Likewise.
1163 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1164 Anatoly Sokolov <aesok@post.ru>
1166 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1167 (avr_arch): Add ARCH_AVR6.
1168 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1169 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1170 instead of fixed value 2.
1171 (print_operand_address): Use gs() asm specifier instead of pm().
1172 (avr_assemble_integer): (Ditto.).
1173 (avr_output_addr_vec_elt): (Ditto.).
1174 (print_operand): Handle "!" code.
1175 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1176 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1177 (AVR_HAVE_EIJMP_EICALL): Define.
1178 (AVR_3_BYTE_PC): Redefine.
1179 (AVR_2_BYTE_PC): (Ditto.).
1180 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1181 (LINK_SPEC): Add atmega2560 and atmega2561.
1182 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1184 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1185 for 3 byte PC devices.
1186 (call_value_insn): (Ditto.).
1187 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1188 (indirect_jump): Use only for for 2 byte PC devices.
1189 (*tablejump): (Ditto.).
1190 (*indirect_jump_avr6): Add insn.
1191 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1192 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1193 instead of ijmp for 3 byte PC devices.
1194 (__tablejump2__): (Ditto.).
1195 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1196 (MULITLIB_DIRNAMES): (Ditto.).
1197 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1199 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1202 "sse2_umulsidi3". Use V1DI mode for operand 0.
1203 ("mmx_psadbw"): Use V1DI mode for operand 0.
1204 * config/i386/i386-modes.def (V1SI): New vector mode.
1205 * config/i386/i386.c (struct builtin_description)
1206 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1207 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1208 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1209 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1210 v1di_ftype_v8qi_v8qi type.
1211 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1213 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1214 __builtin_ia32_pmuludq]: Fix the mode of return value.
1216 2008-03-15 Richard Guenther <rguenther@suse.de>
1219 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1222 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1224 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1225 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1226 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1227 unless TARGET_SERIALIZE_VOLATILE is enabled.
1228 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1229 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1230 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1232 2008-03-14 Richard Guenther <rguenther@suse.de>
1234 PR tree-optimization/34172
1235 * tree-flow.h (refs_may_alias_p): Declare.
1236 (get_single_def_stmt): Likewise.
1237 (get_single_def_stmt_from_phi): Likewise.
1238 (get_single_def_stmt_with_phi): Likewise.
1239 * tree-dfa.c (refs_may_alias_p): New function.
1240 (get_single_def_stmt): Likewise.
1241 (get_single_def_stmt_from_phi): Likewise.
1242 (get_single_def_stmt_with_phi): Likewise.
1243 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1244 (vn_reference_lookup_1): New helper function.
1245 (vn_reference_lookup): Walk the virtual use-def chain to
1246 continue searching for a match if the def does not alias the
1247 reference we are looking for.
1249 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1251 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1252 archive and Perzl. Update The Written Word listing.
1254 2008-03-14 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/34043
1257 PR tree-optimization/33989
1258 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1260 (bitmap_find_leader): Use extra argument to verify dominance
1261 relationship inside a basic-block.
1262 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1263 (find_leader_in_sets): Adjust.
1264 (create_component_ref_by_pieces): Take extra argument for
1265 dominance check, handle lookup failures.
1266 (find_or_generate_expression): Likewise.
1267 (create_expression_by_pieces): Likewise.
1268 (insert_into_preds_of_block): Adjust.
1269 (create_value_expr_from): If asked for, verify all operands
1270 are in the blocks AVAIL_OUT set.
1271 (make_values_for_stmt): Check for SSA_NAMEs that are life
1272 over an abnormal edge.
1273 (compute_avail): Remove such check.
1274 (do_SCCVN_insertion): New function.
1275 (eliminate): If we do not find a leader suitable for replacement
1276 insert a replacement expression from SCCVN if available.
1277 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1278 (struct vn_ssa_aux): Add needs_insertion flag.
1279 * tree-ssa-sccvn.c (may_insert): New global flag.
1280 (copy_reference_ops_from_ref): Value-number union member access
1281 based on its size, not type and member if insertion is allowed.
1282 (visit_reference_op_load): For a weak match from union type
1283 punning lookup a view-converted value and insert a SSA_NAME
1284 for that value if that is not found.
1285 (visit_use): Make dumps shorter. Do not disallow value numbering
1286 SSA_NAMEs that are life over an abnormal edge to constants.
1287 (free_scc_vn): Release inserted SSA_NAMEs.
1288 (run_scc_vn): New flag to specify whether insertion is allowed.
1289 Process SSA_NAMEs in forward order.
1290 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1291 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1292 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1293 pointer type to/from integral types that do not change the
1294 precision to regular conversions.
1296 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1298 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1299 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1300 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1301 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1302 input arguments and the mode of return value. Built-in functions
1303 that operate on whole 64-bit MMX register now use V1DI mode.
1305 2008-03-13 Alon Dayan <alond@il.ibm.com>
1306 Olga Golovanevsky <olga@il.ibm.com>
1308 PR tree-optimization/35041
1309 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1310 to locate the right position in a statement.
1312 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/xmmintrin.h: Change all static inline functions to
1317 extern inline and add __gnu_inline__ attribute.
1318 * config/i386/bmintrin.h: Ditto.
1319 * config/i386/smmintrin.h: Ditto.
1320 * config/i386/tmmintrin.h: Ditto.
1321 * config/i386/mmintrin-common.h: Ditto.
1322 * config/i386/ammintrin.h: Ditto.
1323 * config/i386/emmintrin.h: Ditto.
1324 * config/i386/pmmintrin.h: Ditto.
1325 * config/i386/mmintrin.h: Ditto.
1326 * config/i386/mm3dnow.h: Ditto.
1328 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1331 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1332 (lower_omp_2): New function.
1333 (lower_omp_1, lower_omp): Rewritten.
1335 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1338 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1339 with the phrase "Microsoft Windows compilers".
1340 (Push/Pop Macro Pragmas): New subsection. Document
1341 #pragma push_macro and pragma pop_macro.
1343 2008-03-12 Paul Brook <paul@codesourcery.com>
1345 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1347 2008-03-12 Paul Brook <paul@codesourcery.com>
1349 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1350 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1351 (thumb2_addsi_shortim): Rename ...
1352 (thumb2_addsi_short): ... to this. Allow register operands.
1353 (thumb2_subsi_short): New pattern.
1354 (thumb2_one_cmplsi2_short,
1355 thumb2_negsi2_short): New patterns and peepholes.
1357 2008-03-12 Paul Brook <paul@codesourcery.com>
1359 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1361 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/i386.md (int_cond): New code iterator.
1365 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1366 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1367 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1368 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1369 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1370 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1371 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1372 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1374 2008-03-12 Paul Brook <paul@codesourcery.com>
1376 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1377 instead of {arm,thumb}_compute_save_reg_mask.
1378 (output_return_instruction): Ditto.
1379 (thumb_unexpanded_epilogue): Ditto.
1380 (thumb1_expand_prologue): Ditto.
1381 (thumb1_output_function_prologue): Ditto.
1382 (arm_set_return_address): Ditto.
1383 (thumb_set_return_address): Ditto.
1384 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1385 regs to achieve stack alignment.
1386 (thumb1_compute_save_reg_mask): Fix compiler warning.
1387 (arm_output_epilogue): Use offsets->saved_regs_mask.
1388 Adjust stack pointer by poping call clobered registers.
1389 (arm_expand_prologue): Use offsets->saved_regs_mask.
1390 Adjust stack pointer by pushing extra registers.
1391 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1393 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1396 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1397 conversion to the operands of a multiplication.
1399 2008-03-12 Richard Guenther <rguenther@suse.de>
1401 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1402 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1403 * timevar.def (TV_TREE_PHIPROP): Add.
1404 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1405 pass description. Use TV_TREE_PHIPROP.
1406 * tree-ssa-forwprop.c: Remove phiprop code.
1408 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1411 * omp-low.c (maybe_lookup_decl): Constify first argument.
1412 (use_pointer_for_field): Change last argument from bool to
1413 omp_context *. Disallow shared copy-in/out in nested
1414 parallel if decl is shared in outer parallel too.
1415 (build_outer_var_ref, scan_sharing_clauses,
1416 lower_rec_input_clauses, lower_copyprivate_clauses,
1417 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1419 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1420 Ira Rosen <irar@il.ibm.com>
1422 * tree-vectorizer.c (free_stmt_vec_info): New function.
1423 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1424 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1425 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1426 * tree-vect-transform.c (vectorizable_conversion): Free
1427 vec_oprnds0 if it was allocated.
1428 (vect_permute_store_chain): Remove unused VECs.
1429 (vectorizable_store): Free VECs that are allocated in the..
1431 (vect_transform_strided_load, vectorizable_load): Likewise.
1432 (vect_remove_stores): Simplify the code.
1433 (vect_transform_loop): Move code to vect_remove_stores().
1434 Call vect_remove_stores() and free_stmt_vec_info().
1436 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1438 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1439 TARGET_HPUX. Revise comment.
1440 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1441 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1442 Use sr4 variant of `be' instruction when not generating PIC code.
1443 (attr_length_call): Adjust for above change.
1445 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1447 * ipa-reference.c (static_execute): Remove module_statics_const and
1448 associated setting code.
1450 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1454 predicate for operand 1.
1455 (paritysi2_cmp): Use register_operand predicate for operand 2.
1456 Use earlyclobber modifier for operand 1. Remove support for
1458 (paritydi2_cmp): Use register_operand predicate for operand 3.
1459 Use earlyclobber modifier for operand 1. Remove support for
1462 2008-03-11 Paul Brook <paul@codesourcery.com>
1463 Vladimir Prus <vladimir@codesourcery.com>
1465 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1466 (arm_compute_save_reg0_reg12_mask): Always
1467 check if register 11 must be saved. Always safe hard frame pointer
1468 when frame_pointer_needeed.
1469 (arm_compute_save_reg_mask): Save IP and PC
1470 only with apcs frames.
1471 (arm_output_epilogue): Adjust Thumb2 codepath to
1472 be also invoked and work for ARM non-apcs frames.
1473 (arm_expand_prologue): Don't bother saving IP
1474 for non-apcs frame, since it's not clobbered by
1475 prologue code. Implement non-apcs frame
1478 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1480 PR rtl-optimization/35281
1481 * expr.c (convert_move): Use a new pseudo for the intermediate
1482 from_mode->word_mode result.
1484 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1486 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1487 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1488 * toplev.c (compile_file): Don't call it.
1490 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1493 * expr.c (store_expr): Call emit_block_move if the mode
1494 of "temp" RTX is BLKmode.
1496 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1497 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/31358
1500 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1501 the step with a NULL_TREE.
1502 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1503 to sizetype if type is a pointer type.
1504 (add_candidate_1): Don't convert the base and step to
1505 the generic type if the orginal type is a pointer type.
1506 (add_iv_value_candidates): Use sizetype for the step
1507 if type is a pointer type.
1508 (cand_value_at): Likewise.
1509 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1511 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1512 Don't convert the tem affine to the type.
1513 (add_elt_to_tree): Use sizetype for the step if a pointer.
1514 Use POINTER_PLUS_EXPR for pointers.
1515 (aff_combination_to_tree): Use sizetype for the step if a
1518 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1520 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1521 Remove commutativity hint.
1523 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1527 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1528 errorneous type. Check that v is a VAR_DECL.
1531 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1533 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1535 PR tree-optimization/35494
1536 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1537 may be overriden at link and run time.
1539 2008-03-10 Richard Guenther <rguenther@suse.de>
1541 PR tree-optimization/34677
1542 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1543 (poolify_tree): Likewise.
1544 (modify_expr_template): Likewise.
1545 (poolify_modify_stmt): Likewise.
1546 (insert_fake_stores): Handle all component-ref style stores
1547 in addition to INDIRECT_REF. Also handle complex types.
1548 Do not poolify the inserted load.
1549 (realify_fake_stores): Do not rebuild the tree but only
1550 make it a SSA_NAME copy.
1551 (init_pre): Remove initialzation of modify_expr_template.
1552 Do not allocate modify_expr_node_pool.
1553 (fini_pre): Do not free modify_expr_node_pool.
1555 2008-03-10 Paul Brook <paul@codesourcery.com>
1557 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1560 2008-03-10 Paul Brook <paul@codesourcery.com>
1561 Mark Shinwell <shinwell@codesourcery.com>
1563 * config/arm/cortex-r4.md: New.
1564 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1566 * config/arm/arm.md: Include cortex-r4.md.
1567 (insn): Add smmls, sdiv and udiv values.
1568 (generic_sched): Don't use generic scheduling for Cortex-R4.
1569 (arm_issue_rate): New function.
1570 (TARGET_SCHED_ISSUE_RATE): Define.
1572 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1574 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1576 2008-03-10 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1579 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1581 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1583 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1584 Set default to true.
1586 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1588 * c.opt (Wsynth): Deprecate.
1589 * doc/invoke.texi (Option Summary, Warning Options): Document
1590 -Wno-format-contains-nul.
1592 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1596 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1598 2008-03-09 Ira Rosen <irar@il.ibm.com>
1600 * config/rs6000/rs6000.c (builtin_description): Rename vector
1601 left shift operations.
1602 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1603 (altivec_vsl<VI_char>): Rename to ...
1604 (ashl<mode>3): ... new name.
1605 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1607 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1609 2008-03-08 Richard Guenther <rguenther@suse.de>
1611 * coverage.h (tree_coverage_counter_addr): Declare.
1612 * coverage.c (tree_coverage_counter_addr): New function.
1613 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1615 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1616 (tree_gen_one_value_profiler): Likewise.
1617 (tree_gen_ic_profiler): Likewise.
1618 (tree_gen_average_profiler): Likewise.
1619 (tree_gen_ior_profiler): Likewise.
1621 2008-03-08 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1624 (vn_binary_op_insert): Likewise.
1625 (vn_unary_op_lookup): Likewise.
1626 (vn_unary_op_insert): Likewise.
1627 (vn_nary_op_lookup): Declare.
1628 (vn_nary_op_insert): Likewise.
1629 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1630 and binary hashes, use a single obstack for unary_op_pool
1632 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1633 a single struct vn_nary_op_s. Store tree code length and
1634 a variable number of operands.
1635 (struct vn_reference_op_struct): Remove unused op2.
1636 (vn_reference_op_eq): Do not compare op2.
1637 (vn_reference_op_compute_hash): Do not compute hash of op2.
1638 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1639 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1640 with vn_nary_op_compute_hash.
1641 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1642 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1644 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1646 (visit_unary_op): Call nary functions.
1647 (visit_binary_op): Likewise.
1648 (process_scc): Adjust for struct vn_tables_s changes.
1649 (allocate_vn_table): Likewise.
1650 (free_vn_table): Likewise.
1651 * tree-vn.c (vn_add): Call nary functions.
1652 (vn_lookup): Likewise.
1654 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1657 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1658 wdst back after sync_compare_and_swapqhi_internal.
1660 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386-modes.def (V1DI): New vector mode.
1664 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1665 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1666 (MMXMODE248): Ditto.
1667 (MMXMODE): Add V1DI mode.
1668 (mmxvecsize): Change DI mode to V1DI mode.
1669 ("mov<mode>): Use MMXMODEI8 mode iterator.
1670 ("*mov<mode>_internal_rex64"): Ditto.
1671 ("*mov<mode>_internal"): Ditto.
1672 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1673 ("mmx_sub<mode>3"): Ditto.
1674 ("mmx_adddi3"): Remove insn pattern.
1675 ("mmx_subdi3"): Ditto.
1676 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1677 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1678 ("mmx_ashl<mode>3"): Ditto.
1679 ("mmx_lshrdi3"): Remove insn pattern.
1680 ("mmx_ashldi3"): Ditto.
1681 * config/i386/i386.c (classify_argument): Handle V1DImode.
1682 (function_arg_advance_32): Ditto.
1683 (function_arg_32): Ditto.
1684 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1685 mmx_addv1di3 insn pattern.
1686 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1687 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1688 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1689 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1690 Remove definitions of built-in functions.
1691 (V1DI_type_node): New node.
1692 (v1di_ftype_v1di_int): Ditto.
1693 (v1di_ftype_v1di_v1di): Ditto.
1694 (v2si_ftype_v2si_si): Ditto.
1695 (v4hi_ftype_v4hi_di): Remove node.
1696 (v2si_ftype_v2si_di): Ditto.
1697 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1698 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1699 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1700 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1701 Add new builtins using def_builtin_const.
1702 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1703 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1704 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1705 * config/i386/mmintrin.h (__v1di): New typedef.
1706 (_mm_add_si64): Cast arguments to __v1di type.
1707 (_mm_sub_si64): Ditto.
1708 (_mm_sll_pi16): Cast __count to __v4hi type.
1709 (_mm_sll_pi32): Cast __count to __v2si type.
1710 (_mm_sll_si64): Cast arguments to __v1di type.
1711 (_mm_srl_pi16): Cast __count to __v4hi type.
1712 (_mm_srl_pi32): Cast __count to __v2si type.
1713 (_mm_srl_si64): Cast arguments to __v1di type.
1714 (_mm_sra_pi16): Cast __count to __v4hi type.
1715 (_mm_sra_pi32): Cast __count to __v2si type.
1716 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1717 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1718 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1719 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1720 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1721 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1722 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1723 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1724 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1725 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1726 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1727 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1729 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1731 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1733 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1736 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1737 reg+const addressing for Altivec modes. Don't generate reg+reg
1738 addressing for TFmode or TDmode quantities.
1740 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1742 * c-common.c (vector_types_convertible_p): Call langhook
1743 instead of comptypes.
1745 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1748 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1749 integral and scalar float variables which have a
1752 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1754 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1755 dwarf_register_span hook when emitting unwind information for
1756 register-to-memory saves.
1757 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1758 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1760 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1762 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1763 for the same VAR_DECL.
1765 2008-03-06 Tom Tromey <tromey@redhat.com>
1768 * doc/standards.texi (Standards): Don't mention treelang.
1769 * doc/invoke.texi (Overall Options): Don't mention treelang.
1770 * doc/install.texi (Prerequisites): Don't mention bison or
1772 (Configuration): Don't mention treelang.
1773 (Building): Likewise.
1774 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1776 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1778 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1779 word-extractions out of a multi-word object.
1781 2008-03-06 Richard Guenther <rguenther@suse.de>
1783 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1784 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1785 result type and precision.
1786 * expr.c (get_inner_reference): Set unsignedp based on the result
1787 type of BIT_FIELD_REF.
1788 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1789 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1790 (try_instantiate_multiple_fields): Likewise. Use the correct type
1792 (sra_build_assignment): Likewise.
1793 (sra_build_elt_assignment): Likewise.
1794 (sra_explode_bitfield_assignment): Likewise.
1795 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1796 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1797 set BIT_FIELD_REF_UNSIGNED.
1798 (vectorizable_load): Likewise.
1800 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1802 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1805 2008-03-06 Richard Guenther <rguenther@suse.de>
1807 * alias.c (struct alias_set_entry): Move has_zero_child field
1808 to pack with alias_set.
1810 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1812 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1815 2008-03-05 Ian Lance Taylor <iant@google.com>
1817 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1819 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1821 * fwprop.c (update_df): Support width and offset parameters of
1823 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1824 global_conflicts): Change DF_REF_EXTRACT to either
1825 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1826 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1827 * df-scan.c (df_ref_record, df_defs_record,
1828 df_ref_create_structure, df_def_record_1, df_uses_record,
1829 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1830 df_bb_refs_collect, df_entry_block_defs_collect,
1831 df_exit_block_uses_collect): Support new width and offset fields.
1832 (ref_extract_pool): New storage pool.
1833 (df_free_ref): New function.
1834 (df_reg_chain_unlink, df_free_collection_rec,
1835 df_sort_and_compress_refs): Call df_free_ref.
1836 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1838 (df_ref_create_structure): Allocate df_ref_extract if offset and
1839 width fields are used.
1840 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1841 (df_uses_record): Get offset and width from ZERO_EXTRACT
1843 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1844 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1845 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1846 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1847 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1848 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1849 (df_ref_extract): New structure.
1850 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1851 (df_ref_create): Add width and offset parameters.
1853 2008-03-05 Richard Guenther <rguenther@suse.de>
1855 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1856 Use ranges_overlap_p.
1857 (offset_overlaps_with_access): Rename
1858 to ranges_overlap_p and move ...
1859 * tree-flow-inline.h (ranges_overlap_p): ... here.
1861 * tree.h (get_inner_reference, handled_component_p): Update
1864 * tree.h (record_component_aliases, get_alias_set,
1865 alias_sets_conflict_p, alias_sets_must_conflict_p,
1866 objects_must_conflict_p): Move declarations ...
1867 * alias.h (record_component_aliases, get_alias_set,
1868 alias_sets_conflict_p, alias_sets_must_conflict_p,
1869 objects_must_conflict_p): ... here.
1870 Include coretypes.h.
1871 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1873 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1875 * cfg.c: Include tree-flow.h.
1876 (remove_edge_raw): Call redirect_edge_var_map_clear.
1877 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1878 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1879 (redirect_edge_var_map_result): New.
1880 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1881 PENDING_STMT use with redirect_edge_var_map_*.
1882 * tree-ssa.c (edge_var_maps): New definition.
1883 (redirect_edge_var_map_add): New.
1884 (redirect_edge_var_map_clear): New.
1885 (redirect_edge_var_map_dup): New.
1886 (redirect_edge_var_map_vector): New.
1887 (redirect_edge_var_map_destroy): New.
1888 (ssa_redirect_edge): Replace PENDING_STMT use with
1889 redirect_edge_var_map_*.
1890 (flush_pending_stmts): Same.
1891 (delete_tree_ssa): Destroy edge var map.
1892 * tree-flow.h (struct _edge_var_map): New.
1893 Define edge_var_map vector type.
1894 Declare redirect_edge_var_map_* prototypes.
1895 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1896 * tree-cfg.c (reinstall_phi_args): Replace
1897 PENDING_STMT use with redirect_edge_var_map_*.
1899 2008-03-05 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/35472
1902 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1903 whose single use_stmt has a overlapping set of loaded and
1904 stored symbols as that use_stmt might be a noop assignment then.
1906 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1908 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1910 2008-03-05 Richard Guenther <rguenther@suse.de>
1913 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1914 should be constants.
1915 * tree-cfg.c (verify_expr): Verify it.
1916 * fold-const.c (fold_truthop): Remove code generating
1917 BIT_FIELD_REFs of structure bases.
1918 (fold_binary): Likewise.
1919 (fold_ternary): Position and size of BIT_FIELD_REFs are
1920 always host integers.
1921 (make_bit_field_ref): Remove.
1922 (optimize_bit_field_compare): Remove.
1923 (all_ones_mask_p): Remove.
1925 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1928 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1929 (split_block_and_df_analyze): New. Split basic block and rebuild
1931 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1933 (split_pattern_seq): Likewise.
1934 (erase_matching_seqs): Likewise.
1935 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1937 2008-03-04 Geoff Keating <geoffk@apple.com>
1939 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1940 declaration and code.
1941 (tree_invalid_nonnegative_warnv_p): Likewise.
1943 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1945 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1946 examples. Truncate option-names then causing overfull hbox.
1948 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1951 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1953 * configure: Rebuilt.
1955 2008-03-04 Rafael Espindola <espindola@google.com>
1957 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1958 (tree_unary_nonnegative_warnv_p): New.
1959 (tree_binary_nonnegative_warnv_p): New.
1960 (tree_single_nonnegative_warnv_p): New.
1961 (tree_invalid_nonnegative_warnv_p): New.
1962 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1964 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1967 * opts.c (handle_option): Postpone 'unknown option' errors only for
1970 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1973 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1976 2008-03-04 Rafael Espindola <espindola@google.com>
1978 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1979 (tree_binary_nonzero_warnv_p): New.
1980 (tree_single_nonzero_warnv_p): New.
1981 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1983 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1986 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1987 transformations for modes that have signed zeros.
1988 * ifcvt.c (noce_try_abs): Ditto.
1990 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1992 * config/i386/i386.c (override_options): Force
1993 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1995 2008-03-04 Jan Hubicka <jh@suse.cz>
1998 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2001 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2003 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2004 label to probe the stack.
2006 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2008 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2009 (__gthr_win32_mutex_destroy): Declare.
2010 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2011 __gthr_win32_mutex_destroy.
2012 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2014 2008-03-03 Jan Hubicka <jh@suse.cz>
2017 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2018 aggressive on inlining cold calls.
2020 2008-03-03 Richard Guenther <rguenther@suse.de>
2022 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2023 struct copies into the expression table.
2024 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2025 (try_to_simplify): Likewise.
2026 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2027 integral and pointer arguments which do not change the
2028 precision to NOP_EXPRs.
2029 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2030 VIEW_CONVERT_EXPR case.
2032 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2034 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2035 defined in a loop at depth 0 is invariant.
2036 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2037 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2038 be called at loop depth 0.
2040 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2043 * gcc.c (process_command): Update copyright notice dates.
2044 * gcov.c (print_version): Likewise.
2045 * gcov-dump.c (print_version): Likewise.
2046 * mips-tfile.c (main): Likewise.
2047 * mips-tdump.c (main): Likewise.
2049 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2052 * c-common.c (flag_permissive): Delete.
2053 (constant_expression_warnings): Check flags first.
2054 (constant_expression_error): New.
2055 * c-common.h (flag_permissive): Delete.
2056 (constant_expression_error): Declare.
2057 * flags.h (flag_permissive): Declare. Update description.
2058 * diagnostic.c (pedwarn): Update.
2060 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2061 (permissive_error_kind): New.
2062 * toplev.c (flag_permissive): Define. Update description.
2063 * toplev.h (permissive_error_kind): Declare.
2064 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2065 (pedwarn_c90): Use pedantic_warning_kind.
2066 * c-opts.c (c_common_post_options): flag_permissive does not affect
2067 flag_pedantic_errors.
2069 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2071 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2072 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2073 __absvsi2, __absvDI2): Use unsigned arithmetic.
2075 2008-03-02 Andi Kleen <ak@suse.de>
2076 Richard Guenther <rguenther@suse.de>
2078 * struct-equiv.c: Remove file.
2079 * cfg_cleanup.c (condjump_equiv_p): Remove.
2080 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2081 (struct-equiv.o): Remove rule.
2082 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2083 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2084 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2086 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2088 * ifcvt.c (noce_process_if_block): Try to handle only the then
2089 block if the else block exists but isn't suitable.
2091 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2094 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2095 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2096 regression from previous patch.
2098 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2101 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2103 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2104 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2105 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2106 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2107 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2108 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2109 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2110 (__gthread_mutex_destroy_function): Rename to
2111 __gthread_mutex_destroy.
2112 * gthr-dce.h (__gthread_mutex_destroy): Call
2113 pthread_mutex_destroy.
2114 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2115 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2116 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2118 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2120 * df-scan.c (df_ref_chain_change_bb): Simplify.
2121 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2122 set_block_for_insn if there's any change.
2123 * df.h ((df_insn_change_bb): Fix prototype.
2124 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2125 df_insn_change_bb, don't call set_block_for_insn.
2126 * emit-rtl.c (reorder_insns): Likewise.
2127 * haifa-sched.c (move_insn): Likewise.
2129 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2131 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2133 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2135 * tree-flow-inline.h (next_readonly_imm_use): Return
2136 NULL_USE_OPERAND_P after the end.
2138 2008-03-01 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/35411
2141 * tree-sra.c (sra_build_assignment): Split conversion to
2142 final type to a separate statement if we are not assigning
2145 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2147 * fold-const.c (fold_convertible_p): Correct the logic to follow
2148 that in fold_convert().
2150 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2153 * tree-inline.c (build_duplicate_type): When we make a
2154 duplicate type, make it unique in the canonical types system.
2156 2008-02-29 Tom Tromey <tromey@redhat.com>
2158 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2159 input_file_stack_history, input_file_stack_restored): Remove.
2160 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2161 * input.h (struct file_stack): Remove.
2162 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2163 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2165 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2167 (diagnostic_last_module_changed): Add 'map' argument.
2168 (diagnostic_set_last_function): Likewise.
2169 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2170 line map, not input_file_stack.
2171 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2173 2008-02-29 Paul Brook <paul@codesourcery.com>
2175 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2177 2008-02-29 Paul Brook <paul@codesourcery.com>
2179 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2181 2008-02-29 Richard Guenther <rguenther@suse.de>
2183 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2185 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2186 value for comparing for a store match.
2187 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2188 (try_to_simplify): Do not do a full-blown reference lookup.
2190 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2192 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2193 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2195 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2197 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2199 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2200 strides against cache sizes.
2202 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2204 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2207 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2209 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2210 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2211 is smaller than the original promoted value.
2212 (simplify_subreg): If OP is a SUBREG, try to preserve its
2213 SUBREG_PROMOTED_VAR_P information.
2215 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2217 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2218 (VN_INFO_GET): Allocate new objects on the obstack.
2219 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2220 for rpo_numbers_temp, for consistency.
2221 (free_scc_vn): Free the obstack.
2223 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2225 * doc/invoke.texi: Document -ftree-loop-distribution.
2226 * tree-loop-distribution.c: New.
2227 * tree-pass.h (pass_loop_distribution): New.
2228 * graphds.h (struct graph): Add htab_t indices.
2229 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2230 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2231 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2232 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2233 * tree-data-ref.c (debug_data_dependence_relations): New.
2234 (dump_data_dependence_relation): Also print data references.
2235 (free_data_ref): Extern.
2236 (same_access_functions): Moved...
2237 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2238 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2239 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2240 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2241 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2242 (stmts_from_loop): Skip LABEL_EXPR.
2243 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2245 (build_rdg): Initialize rdg->indices htab.
2246 (free_rdg, stores_from_loop, ref_base_address,
2247 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2248 have_similar_memory_accesses_1, ref_base_address_1,
2249 remove_similar_memory_refs): New.
2250 * tree-data-ref.h: Depend on tree-chrec.h.
2251 (debug_data_dependence_relations, free_data_ref): Declared.
2252 (same_access_functions): ... here.
2253 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2255 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2256 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2257 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2258 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2259 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2260 rdg_vertex_for_stmt): Declared.
2261 (struct rdg_edge): Add level.
2263 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2264 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2266 (rdg_has_similar_memory_accesses): New.
2267 * tree-vect-analyze.c: Remove unused static decls.
2268 * lambda.h (dependence_level): New.
2269 * common.opt (ftree-loop-distribution): New.
2270 * tree-flow.h (mark_virtual_ops_in_bb,
2271 slpeel_tree_duplicate_loop_to_edge_cfg,
2272 rename_variables_in_loop): Declared.
2273 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2274 (OBJS-common): Add tree-loop-distribution.o.
2275 (tree-loop-distribution.o): New rule.
2276 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2277 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2278 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2280 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2283 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2284 other than structures and unions.
2286 2008-02-28 Richard Guenther <rguenther@suse.de>
2289 2008-02-26 Richard Guenther <rguenther@suse.de>
2291 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2292 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2293 (lookup_decl_from_uid): Declare.
2294 (remove_decl_from_map): Likewise.
2295 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2296 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2297 (decl_for_uid_map): New global hashtable mapping DECL_UID
2299 (init_ttree): Allocate it.
2300 (insert_decl_to_uid_decl_map): New helper function.
2301 (make_node_stat): Insert new decls into the map.
2302 (copy_node_stat): Likewise.
2303 (lookup_decl_from_uid): New function.
2304 (remove_decl_from_map): Likewise.
2305 (print_decl_for_uid_map_statistics): New helper.
2306 (dump_tree_statistics): Call it.
2308 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2309 (referenced_var_iterator): Adjust.
2310 (FOR_EACH_REFERENCED_VAR): Adjust.
2311 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2312 (num_referenced_vars): Adjust.
2313 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2314 (first_referenced_var): Remove.
2315 (end_referenced_vars_p): Likewise.
2316 (next_referenced_var): Likewise.
2317 (referenced_var_iterator_set): New helper function.
2318 * tree-dfa.c (referenced_var_lookup): Adjust.
2319 (referenced_var_check_and_insert): Likewise.
2320 (remove_referenced_var): Likewise.
2321 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2322 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2323 (verify_call_clobbering): Likewise.
2324 (verify_memory_partitions): Likewise.
2325 (init_tree_ssa): Allocate bitmap instead of hashtable for
2327 (delete_tree_ssa): Adjust.
2328 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2329 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2330 (compute_tag_properties): Likewise.
2331 (set_initial_properties): Likewise.
2332 (find_partition_for): Likewise.
2333 (update_reference_counts): Likewise.
2334 (dump_may_aliases_for): Likewise.
2335 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2336 (add_call_clobber_ops): Likewise.
2337 (add_call_read_ops): Likewise.
2338 (get_asm_expr_operands): Likewise.
2339 * tree-into-ssa.c (dump_decl_set): Likewise.
2340 (update_ssa): Likewise.
2341 * tree-sra.c (scan_function): Likewise.
2342 (decide_instantiations): Likewise.
2343 (scalarize_parms): Likewise.
2344 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2345 (dsa_named_for): Likewise.
2346 * tree-ssa-structalias.c (update_alias_info): Likewise.
2347 (merge_smts_into): Likewise.
2349 2008-02-27 David Daney <ddaney@avtrex.com>
2352 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2353 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2354 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2355 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2356 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2358 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2361 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2362 (BUILT_IN_NEXTTOWARD): Remove.
2363 (BUILT_IN_NEXTTOWARDF): Ditto.
2364 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2365 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2367 2008-02-27 Tom Tromey <tromey@redhat.com>
2369 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2370 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2372 2008-02-27 Jan Beulich <jbeulich@novell.com>
2374 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2375 update the respective field on newdecl.
2377 2008-02-27 Revital Eres <eres@il.ibm.com>
2379 PR rtl-optimization/34999
2380 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2381 crossing edges that ends with a call insn.
2382 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2383 call insn and clear the EDGE_CROSSING flag of the crossing edge
2384 when fixing fallthru edges.
2386 2008-02-27 Richard Guenther <rguenther@suse.de>
2389 * fold-const.c (fold_unary): Return the correct argument,
2390 converted to the result type.
2392 2008-02-27 Richard Guenther <rguenther@suse.de>
2395 * expr.c (expand_expr_real_1): Assert on rotates that operate
2397 * fold-const.c (fold_binary): Use the types precision, not the
2398 bitsize of the mode if folding rotate expressions. Build rotates
2399 only for full modes.
2401 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2403 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2405 * c-pragma.c (pragma_ns_name): New typedef.
2406 (registered_pp_pragmas): New variable.
2407 (c_pp_lookup_pragma): New function.
2408 (c_register_pragma_1): If flag_preprocess_only, do nothing
2409 for non-expanded pragmas, for expanded ones push pragma's
2410 namespace and name into registered_pp_pragmas vector.
2411 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2412 flag_preprocess_only, don't register GCC pch_preprocess
2413 pragma if flag_preprocess_only.
2414 * c-opts.c (c_common_init): Call init_pragma even if
2415 flag_preprocess_only.
2416 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2417 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2418 cpp_register_pragma if flag_preprocess_only.
2420 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2423 * c-parser.c (c_parser_translation_unit): Warn for empty
2424 translation unit, not empty source file.
2426 2008-02-26 Paul Brook <paul@codesourcery.com>
2428 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2429 operand for Thumb-2.
2430 * config/arm/arm.h (reg_class): Add CORE_REGS.
2431 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2432 (BASE_REG_CLASS): Use CORE_REGS.
2433 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2434 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2435 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2436 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2437 ARM_REGNO_OK_FOR_INDEX_P.
2438 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2439 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2440 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2441 (ldm/stm peepholes): Ditto.
2442 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2443 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2444 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2445 * config/arm/constraints.md: Enable "k" constraint on ARM.
2447 2008-02-27 Ben Elliston <bje@au.ibm.com>
2449 * config/rs6000/rs6000.c: Annotate cache line size field in all
2450 instances of struct processor_costs.
2452 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2454 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2455 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2456 jump_bypass): New counters.
2457 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2458 * dce.c (gate_ud_dce): Same.
2459 (gate_fast_dce): Same.
2460 * dse.c (gate_dse1): New function.
2461 (gate_dse2): New function.
2462 (gate_dse): Merge results of new gate functions.
2463 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2464 (gate_handle_jump_bypass): Add dbg_cnt.
2465 (gate_handle_gcse): Add dbg_cnt.
2466 * ifcvt.c (gate_handle_if_conversion): Same.
2467 (gate_handle_if_after_combine): Same.
2468 (gate_handle_if_after_reload): Same.
2469 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2471 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2473 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2475 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2477 2008-02-26 Jason Merrill <jason@redhat.com>
2480 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2481 alone if it's the naming decl for the type's main variant.
2483 2008-02-26 Tom Tromey <tromey@redhat.com>
2485 * system.h (USE_MAPPED_LOCATION): Poison.
2486 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2487 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2488 (make_goto_expr_edges): Likewise.
2489 (remove_bb): Likewise.
2490 (execute_warn_function_return): Likewise.
2491 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2493 * c-common.c (fname_decl): Remove old location code.
2494 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2496 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2498 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2499 (gen_rtx_ASM_INPUT): Likewise.
2500 (gen_rtx_ASM_INPUT_loc): Likewise.
2501 (get_rtx_asm_OPERANDS): Remove.
2502 * cfglayout.c (insn_locators_alloc): Remove old location code.
2503 (set_curr_insn_source_location): Likewise.
2504 (curr_insn_locator): Likewise.
2505 * print-tree.c (print_node): Remove old location code.
2506 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2507 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2508 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2509 location_from_locus.
2510 (construct_exit_block): Remove old location code.
2511 * emit-rtl.c (force_next_line_note): Remove old location code.
2512 * profile.c (branch_prob): Remove old location code.
2513 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2514 LOC_LINE): Remove old-location variants.
2515 * langhooks.c (lhd_print_error_function): Remove old location
2517 * configure, config.in: Rebuilt.
2518 * configure.ac (--enable-mapped-location): Remove.
2519 * c-decl.c (c_init_decl_processing): Remove old location code.
2520 (finish_function): Likewise.
2521 * recog.c (decode_asm_operands): Remove old location code.
2522 * c-pch.c (c_common_read_pch): Remove old location code.
2523 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2525 * gimple-low.c (lower_function_body): Remove old location code.
2526 * toplev.c (unknown_location): Remove.
2527 (push_srcloc): Remove old-location variant.
2528 (process_options): Remove old location code.
2529 (lang_dependent_init): Likewise.
2530 * input.h (UNKNOWN_LOCATION): Move definition.
2531 (location_t): Undeprecate.
2532 (source_locus): Remove.
2533 (location_from_locus): Remove.
2534 (struct location_s): Remove.
2535 Remove all old-location code.
2536 (input_line, input_filename): Remove.
2537 * final.c (final_scan_insn): Remove old location code.
2538 * diagnostic.c (diagnostic_build_prefix): Remove
2539 USE_MAPPED_LOCATION test.
2540 * tree.h (gimple_stmt) <locus>: Now a location_t.
2541 (tree_exp) <locus>: Likewise.
2542 (DECL_IS_BUILTIN): Remove old-location variant.
2543 (annotate_with_file_line, annotate_with_locus): Likewise.
2544 (expr_locus, set_expr_locus): Update.
2545 * tree.c (build1_stat): Remove old location code.
2546 (last_annotated_node): Remove.
2547 (annotate_with_file_line): Remove old-location variant.
2548 (annotate_with_locus): Likewise.
2549 (expr_location): Remove old location code.
2550 (set_expr_location): Likewise.
2551 (expr_has_location): Likewise.
2552 (expr_locus): Likewise.
2553 (set_expr_locus): Likewise.
2554 (expr_filename): Don't use location_from_locus.
2555 (expr_lineno): Likewise.
2556 * rtl-error.c (location_for_asm): Remove old location code.
2557 * c-lex.c (cb_line_change): Remove old location code.
2558 (fe_file_change): Likewise.
2559 (cb_def_pragma): Likewise.
2560 (c_lex_with_flags): Likewise.
2561 * gengtype.c (do_typedef): Don't special-case location types.
2562 (define_location_structures): Remove.
2563 (main): Don't call define_location_structures.
2564 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2567 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2570 * builtins.def (BUILT_IN_STDARG_START): Remove.
2571 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2572 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2573 * tree-inline.c (inline_forbidden_p_1): Likewise.
2575 2008-02-26 Richard Guenther <rguenther@suse.de>
2577 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2578 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2579 (lookup_decl_from_uid): Declare.
2580 (remove_decl_from_map): Likewise.
2581 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2582 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2583 (decl_for_uid_map): New global hashtable mapping DECL_UID
2585 (init_ttree): Allocate it.
2586 (insert_decl_to_uid_decl_map): New helper function.
2587 (make_node_stat): Insert new decls into the map.
2588 (copy_node_stat): Likewise.
2589 (lookup_decl_from_uid): New function.
2590 (remove_decl_from_map): Likewise.
2591 (print_decl_for_uid_map_statistics): New helper.
2592 (dump_tree_statistics): Call it.
2594 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2595 (referenced_var_iterator): Adjust.
2596 (FOR_EACH_REFERENCED_VAR): Adjust.
2597 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2598 (num_referenced_vars): Adjust.
2599 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2600 (first_referenced_var): Remove.
2601 (end_referenced_vars_p): Likewise.
2602 (next_referenced_var): Likewise.
2603 (referenced_var_iterator_set): New helper function.
2604 * tree-dfa.c (referenced_var_lookup): Adjust.
2605 (referenced_var_check_and_insert): Likewise.
2606 (remove_referenced_var): Likewise.
2607 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2609 (verify_call_clobbering): Likewise.
2610 (verify_memory_partitions): Likewise.
2611 (init_tree_ssa): Allocate bitmap instead of hashtable for
2613 (delete_tree_ssa): Adjust.
2614 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2616 (compute_tag_properties): Likewise.
2617 (set_initial_properties): Likewise.
2618 (find_partition_for): Likewise.
2619 (update_reference_counts): Likewise.
2620 (dump_may_aliases_for): Likewise.
2621 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2622 (add_call_clobber_ops): Likewise.
2623 (add_call_read_ops): Likewise.
2624 (get_asm_expr_operands): Likewise.
2625 * tree-into-ssa.c (dump_decl_set): Likewise.
2626 (update_ssa): Likewise.
2627 * tree-sra.c (scan_function): Likewise.
2628 (decide_instantiations): Likewise.
2629 (scalarize_parms): Likewise.
2630 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2631 (dsa_named_for): Likewise.
2632 * tree-ssa-structalias.c (update_alias_info): Likewise.
2633 (merge_smts_into): Likewise.
2635 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2638 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2639 * c-opts.c (c_common_handle_option): Wall enables
2640 Wvolatile-register-var.
2641 * common.opt: Move Wvolatile-register-var to...
2644 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2646 * common.opt (Wlarger-than=): New.
2647 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2649 * opts.c (common_handle_option): Handle -Wlarger-than=.
2650 * optc-gen.awk: Likewise.
2651 * opth-gen.awk: Likewise.
2652 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2653 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2655 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2657 * c-common.c (match_case_to_enum_1): Add appropriate
2658 OPT_W* parameter to warning.
2659 (c_do_switch_warnings): Likewise.
2660 * c-typeck.c (warning_init): Add one more parameter following
2662 (push_init_level): Update call to warning_init.
2663 (pop_init_level): Likewise.
2664 (add_pending_init): Likewise.
2665 (output_init_element: Likewise.
2667 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2670 * toplev.c (toplev_main): If there are warnings or error, print
2671 errors for ignored options.
2672 * opts.c (ignored_options): New static variable.
2673 (postpone_unknown_option_error): New.
2674 (print_ignored_options): New.
2675 (handle_option): Postpone errors for unknown -Wno-* options.
2676 * opts.h (print_ignored_options): Declare.
2678 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2680 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2683 2008-02-25 Richard Guenther <rguenther@suse.de>
2686 2008-02-25 Richard Guenther <rguenther@suse.de>
2688 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2689 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2690 (lookup_decl_from_uid): Declare.
2691 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2692 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2693 (decl_for_uid_map): New global hashtable mapping DECL_UID
2695 (init_ttree): Allocate it.
2696 (insert_decl_to_uid_decl_map): New helper function.
2697 (make_node_stat): Insert new decls into the map.
2698 (copy_node_stat): Likewise.
2699 (lookup_decl_from_uid): New function.
2700 (print_decl_for_uid_map_statistics): New helper.
2701 (dump_tree_statistics): Call it.
2703 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2704 (referenced_var_iterator): Adjust.
2705 (FOR_EACH_REFERENCED_VAR): Adjust.
2706 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2707 (num_referenced_vars): Adjust.
2708 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2709 (first_referenced_var): Remove.
2710 (end_referenced_vars_p): Likewise.
2711 (next_referenced_var): Likewise.
2712 (referenced_var_iterator_set): New helper function.
2713 * tree-dfa.c (referenced_var_lookup): Adjust.
2714 (referenced_var_check_and_insert): Likewise.
2715 (remove_referenced_var): Likewise.
2716 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2718 (verify_call_clobbering): Likewise.
2719 (verify_memory_partitions): Likewise.
2720 (init_tree_ssa): Allocate bitmap instead of hashtable for
2722 (delete_tree_ssa): Adjust.
2723 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2724 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2725 (compute_tag_properties): Likewise.
2726 (set_initial_properties): Likewise.
2727 (find_partition_for): Likewise.
2728 (update_reference_counts): Likewise.
2729 (dump_may_aliases_for): Likewise.
2730 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2731 (add_call_clobber_ops): Likewise.
2732 (add_call_read_ops): Likewise.
2733 (get_asm_expr_operands): Likewise.
2734 * tree-into-ssa.c (dump_decl_set): Likewise.
2735 (update_ssa): Likewise.
2736 * tree-sra.c (scan_function): Likewise.
2737 (decide_instantiations): Likewise.
2738 (scalarize_parms): Likewise.
2739 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2740 (dsa_named_for): Likewise.
2741 * tree-ssa-structalias.c (update_alias_info): Likewise.
2742 (merge_smts_into): Likewise.
2744 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2747 * doc/invoke.texi (-fcx-limited-range): Document new option.
2748 * toplev.c (process_options): Handle -fcx-fortran-rules.
2749 * common.opt: Add documentation for -fcx-fortran-rules.
2751 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2754 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2755 actual behaviour and C99.
2757 2008-02-26 Ben Elliston <bje@au.ibm.com>
2759 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2760 (ASM_CPU_POWER6_SPEC): Likewise.
2761 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2762 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2763 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2765 2008-02-25 Richard Guenther <rguenther@suse.de>
2767 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2768 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2769 (lookup_decl_from_uid): Declare.
2770 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2771 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2772 (decl_for_uid_map): New global hashtable mapping DECL_UID
2774 (init_ttree): Allocate it.
2775 (insert_decl_to_uid_decl_map): New helper function.
2776 (make_node_stat): Insert new decls into the map.
2777 (copy_node_stat): Likewise.
2778 (lookup_decl_from_uid): New function.
2779 (print_decl_for_uid_map_statistics): New helper.
2780 (dump_tree_statistics): Call it.
2782 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2783 (referenced_var_iterator): Adjust.
2784 (FOR_EACH_REFERENCED_VAR): Adjust.
2785 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2786 (num_referenced_vars): Adjust.
2787 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2788 (first_referenced_var): Remove.
2789 (end_referenced_vars_p): Likewise.
2790 (next_referenced_var): Likewise.
2791 (referenced_var_iterator_set): New helper function.
2792 * tree-dfa.c (referenced_var_lookup): Adjust.
2793 (referenced_var_check_and_insert): Likewise.
2794 (remove_referenced_var): Likewise.
2795 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2797 (verify_call_clobbering): Likewise.
2798 (verify_memory_partitions): Likewise.
2799 (init_tree_ssa): Allocate bitmap instead of hashtable for
2801 (delete_tree_ssa): Adjust.
2802 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2803 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2804 (compute_tag_properties): Likewise.
2805 (set_initial_properties): Likewise.
2806 (find_partition_for): Likewise.
2807 (update_reference_counts): Likewise.
2808 (dump_may_aliases_for): Likewise.
2809 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2810 (add_call_clobber_ops): Likewise.
2811 (add_call_read_ops): Likewise.
2812 (get_asm_expr_operands): Likewise.
2813 * tree-into-ssa.c (dump_decl_set): Likewise.
2814 (update_ssa): Likewise.
2815 * tree-sra.c (scan_function): Likewise.
2816 (decide_instantiations): Likewise.
2817 (scalarize_parms): Likewise.
2818 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2819 (dsa_named_for): Likewise.
2820 * tree-ssa-structalias.c (update_alias_info): Likewise.
2821 (merge_smts_into): Likewise.
2823 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2826 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2827 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2828 * alias.h (nonoverlapping_memrefs_p): Likewise.
2830 2008-02-25 Jan Beulich <jbeulich@novell.com>
2832 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2833 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2834 __emultls_get_address, __emultls_register_common,
2835 __floatundi?f, and _Unwind_GetIPInfo.
2836 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2837 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2838 (gen_regparm_prefix): Likewise.
2839 (i386_nlm_encode_section_info): Sync with
2840 config/i386/winnt.c:i386_pe_encode_section_info().
2841 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2842 i386_nlm_mangle_decl_assembler_name): New.
2843 (netware_override_options): New.
2844 * config/i386/netware.h (netware_override_options): Declare.
2845 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2846 (i386_nlm_mangle_decl_assembler_name): Declare.
2847 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2849 2008-02-25 Ben Elliston <bje@au.ibm.com>
2852 * c-decl.c (grokdeclarator): Remove unused local variables
2853 `typedef_type' and `type_as_written'.
2855 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2856 unused local variable `has_hot_blocks'.
2857 (fix_crossing_conditional_branches): Remove unused local variable
2860 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2863 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2864 using DEF_C99_BUILTIN.
2865 (BUILT_IN_NANF): Ditto.
2866 (BUILT_IN_NANL): Ditto.
2868 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2869 Revital Eres <eres@il.ibm.com>
2871 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2872 regarding the order of two dependent insns in the same row.
2874 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2876 * stor-layout.c (layout_decl): Do not bump the alignment of a
2877 bit-field to more than byte alignment if it is packed.
2879 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2881 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2884 2008-02-24 Diego Novillo <dnovillo@google.com>
2886 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2889 * tree-vrp.c (vrp_evaluate_conditional): With
2890 -Wtype-limits, emit a warning when comparing against a
2891 constant outside the natural range of OP0's type.
2892 * c.opt (Wtype-limits): Move ...
2893 * common.opt (Wtype-limits): ... here.
2895 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2897 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2898 * config/rs6000/e300c2c3.md: New file.
2899 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2901 (rs6000_override_options): Add e300c2 and e300c3 cases to
2902 processor_target_table. Do not allow usage of Altivec or Spe
2903 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2904 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2905 * config/rs6000/rs6000.h (processor_type): Add
2906 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2907 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2908 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2909 and ppce300c3. Include e300c2c3.md.
2911 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2914 instead of TARGET_STRICT_ALIGN.
2916 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2918 * explow.c (memory_address): Assert that the generated address is
2921 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2924 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2925 * config/darwin-ppc-ldouble-patch.def: New file.
2926 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2927 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2928 SUBTARGET_INIT_BUILTINS if defined.
2929 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2932 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2935 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2936 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2938 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2941 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2942 file" warning condtional on -Winvalid-PCH.
2944 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2946 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2948 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2953 prevent reload from using MMX registers.
2954 (*mov<mode>_internal): Ditto.
2955 (*movv2sf_internal_rex64): Ditto.
2956 (*movv2sf_internal): Ditto.
2958 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2960 PR documentation/31569
2961 * doc/install.texi2html: Use makeinfo --no-number-sections.
2963 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2965 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2966 ensure that we can address an entire entity > 8 bytes. Don't
2967 generate reg+reg addressing for such data.
2969 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2971 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2972 strings when optimizing for size, unless the target cares about
2975 2008-02-22 Tom Tromey <tromey@redhat.com>
2977 * regclass.c (current_pass): Remove declaration.
2979 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2981 * config/avr/libgcc.S (__RAMPZ__): Define.
2982 (__do_copy_data): Add for devices with 128KB code memory.
2984 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2986 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2988 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2990 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2992 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2995 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * c-typeck.c (build_binary_op): Warn about floating point
2999 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3001 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3004 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3005 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3007 (rs6000_override_options): Set altivec_abi as default, not override,
3008 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3009 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3010 is used; use new member spe_abi.
3011 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3012 spe_abi and altivec_abi.
3014 2008-02-22 Tomas Bily <tbily@suse.cz>
3016 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3018 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3021 * config.build (build_file_translate): Set to `CMD //c' only if
3023 * Makefile.in (build_file_translate): Improve comment.
3025 2008-02-21 Jan Hubicka <jh@suse.cz>
3027 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3028 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3029 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3031 2008-02-21 Michael Matz <matz@suse.de>
3034 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3036 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3039 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3041 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3042 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3043 SSE_VEC_FLOAT_MODE_P as insn constraint.
3044 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3045 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3046 sse4a_movntdf using MODEF mode iterator.
3047 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3048 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3049 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3050 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3051 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3052 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3053 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3055 2008-02-21 Richard Guenther <rguenther@suse.de>
3057 * tree.def (PAREN_EXPR): New tree code.
3058 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3060 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3061 * expr.c (expand_expr_real_1): Likewise.
3062 * tree-inline.c (estimate_num_insns_1): Likewise.
3063 * tree-complex.c (expand_complex_move): Likewise.
3064 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3067 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3070 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3072 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3075 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3077 * config/sh/sh.c (find_barrier): Don't go past
3078 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3080 2008-02-20 DJ Delorie <dj@redhat.com>
3082 * config/h8300/h8300.md (insv): Force source operand to be a register.
3084 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3085 as a jump, not as a plain insn.
3087 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3089 * doc/invoke.texi (Warning Options): Add new option
3090 -Wframe-larger-than=.
3091 (-Wframe-larger-than): Document.
3093 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3094 Add declarations for new option variables.
3096 * final.c (final_start_function): Check the frame size
3097 before emission and issue a Wframe-larger-than warning.
3099 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3100 Add definitions for new option variables.
3101 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3103 * common.opt (Wframe-larger-than=): New option.
3105 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3107 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3108 (<sse>_div<mode>3): Ditto.
3109 (<sse>_vmdiv<mode>3): Ditto.
3110 (<sse>_vmsqrt<mode>2): Ditto.
3111 (*smax<mode>3): Ditto.
3112 (sse5_frcz<mode>2): Ditto.
3113 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3116 2008-02-20 Richard Guenther <rguenther@suse.de>
3119 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3120 be happy with INTEGRAL_TYPE_P.
3122 2008-02-20 Richard Guenther <rguenther@suse.de>
3124 * fold-const.c (split_tree): Associate floatig-point expressions
3125 if flag_associative_math is set.
3127 2008-02-20 Richard Guenther <rguenther@suse.de>
3129 * tree.h (fold_real_zero_addition_p): Declare.
3130 * fold-const.c (fold_real_zero_addition_p): Export.
3131 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3132 floating-point operations with zero and one.
3134 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3136 * doc/install.texi: Correct references to CFLAGS, replacing them
3137 with BOOT_CFLAGS. Document flags used during bootstrap for
3140 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3142 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3143 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3144 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3146 (smin<mode>3): Ditto from similar patterns.
3147 (smax<mode>3): Ditto.
3148 (*ieee_smin<mode>3): Ditto.
3149 (*ieee_smax<mode>3): Ditto.
3150 * config/i386/sse.md (sse): New mode attribute.
3151 (mov<mode>): Macroize expander from movv4sf and movv2df using
3152 SSEMODEF2P mode iterator.
3153 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3154 SSE_VEC_FLOAT_MODE_P as insn constraint.
3155 (storent<mode>): Ditto.
3156 (storent<mode>): Macroize expander from storentsf and storentdf using
3157 MODEF mode iterator.
3158 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3159 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3160 (abs<mode>2): Ditto from similar patterns.
3161 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3162 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3163 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3164 (<sse>_vmsqrt<mode>2): Ditto.
3165 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3166 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3167 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3168 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3169 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3170 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3171 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3173 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3174 iterator and SSE_FLOAT_MODE_P as insn constraint.
3175 (<sse>_ucomi): Ditto from similar patterns.
3176 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3177 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3178 SSE_VEC_FLOAT_MODE_P as insn constraint.
3179 (vcond<mode>): Ditto from similar patterns.
3180 (and<mode>3, *and<mode>3): Ditto.
3181 (<sse>_nand<mode>3): Ditto.
3182 (ior<mode>3, *ior<mode>3): Ditto.
3183 (xor<mode>3, *xor<mode>3): Ditto.
3184 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3185 iterator and SSE_FLOAT_MODE_P as insn constraint.
3186 (*nand<mode>3): Ditto from similar patterns.
3187 (*ior<mode>3): Ditto.
3188 (*xor<mode>3): Ditto.
3190 2008-02-20 Ira Rosen <irar@il.ibm.com>
3192 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3193 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3194 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3196 2008-02-19 Jan Hubicka <jh@suse.cz>
3198 * predict.c (tree_bb_level_predictions): Remove variable next
3199 mistakely introduced by previous commit.
3201 2008-02-19 Jan Hubicka <jh@suse.cz>
3203 * predict.c (predict_paths_leading_to): Rewrite.
3204 (predict_paths_for_bb): New.
3205 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3207 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3210 * Makefile.in (build_file_translate): New.
3211 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3212 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3213 * configure.ac (build_file_translate): Substitute it.
3214 * configure: Regenerate.
3216 2008-02-19 Jan Hubicka <jh@suse.cz>
3218 PR rtl-optimization/34408
3219 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3222 2008-02-19 Jan Hubicka <jh@suse.cz>
3225 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3228 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3231 * config/i386/i386-modes.def: Revert the last DI alignment
3232 change until Ada people can look into it.
3234 2008-02-19 Nick Clifton <nickc@redhat.com>
3236 * opts.c (print_specific_help): Fix typo in --help text.
3238 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3241 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3242 32-bit inline asm without asm alternatives for host GCC < 3.0.
3244 2008-02-19 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/34989
3247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3248 Allow propagation to INDIRECT_REF if we can simplify only.
3250 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3252 * c-common.c (warn_for_collisions_1): Use appropriate option when
3255 2008-02-19 Nick Clifton <nickc@redhat.com>
3258 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3259 (handle_options): Fix indentation.
3260 (print_filtered_help): If no language-specific options were
3261 displayed tell the user how to list all the options supported by
3262 the language's front-end.
3263 (print_specific_help): Fix indentation and remove duplicate line.
3264 (common_handle_option): Handle the -v option.
3265 For --help enable the display of undocumented options if the -v
3266 switch has been included on the command line.
3267 For --help= check for overlaps in the arguments between the option
3268 classes and the language names and issue a warning when they
3269 cannot be disambiguated.
3270 * c.opt (v): Pass on to the common option handler.
3272 2008-02-19 Revital Eres <eres@il.ibm.com>
3274 * modulo-sched.c (sms_schedule): Change dump message when
3275 create_ddg function fails.
3276 (try_scheduling_node_in_cycle): Rename row to cycle.
3277 (print_partial_schedule): Rename CYCLE to ROW.
3279 2008-02-19 Christian Bruel <christian.bruel@st.com>
3280 Zdenek Dvorak <ook@ucw.cz>
3282 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3284 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3288 (*x86_movdicc_0_m1_se): Ditto.
3290 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3293 (CMPtype): Define as __gcc_CMPtype.
3294 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3295 (CMPtype): Define as __gcc_CMPtype.
3297 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3299 Support valgrind 3.3 for --enable-checking=valgrind.
3300 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3302 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3303 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3304 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3305 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3306 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3307 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3308 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3310 * ggc-zone.c: Similar.
3311 * ggc-page.c: Similar.
3313 2008-02-19 Paul Brook <paul@codesourcery.com>
3316 * config/arm/ieee754-df.S: Fix do_it typo.
3317 * config/arm/ieee754-sf.S: Fix do_it typo.
3319 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3322 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3323 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3324 (OPTION_MASK_ISA_SSE_SET): Likewise.
3325 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3326 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3327 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3328 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3329 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3330 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3331 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3332 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3333 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3334 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3335 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3336 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3337 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3338 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3339 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3340 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3341 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3342 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3343 (OPTION_MASK_ISA_SSE4): Removed.
3344 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3345 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3346 (override_options): Don't turn on implied SSE/MMX bits in
3349 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3354 2008-02-18 Joey Ye <joey.ye@intel.com>
3357 * tree-nested.c (insert_field_into_struct): Set type alignment
3358 to field alignment if the former is less than the latter.
3360 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3362 * BASE-VER: Set to 4.4.0.
3364 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3366 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3367 * doc/cfg.texi: Likewise.
3368 * doc/extend.texi: Likewise.
3369 * doc/gty.texi: Likewise.
3370 * doc/invoke.texi: Likewise.
3371 * doc/loop.texi: Likewise.
3372 * doc/md.texi: Likewise.
3373 * doc/passes.texi: Likewise.
3374 * doc/rtl.texi: Likewise.
3375 * doc/sourcebuild.texi: Likewise.
3376 * doc/tm.texi: Likewise.
3377 * doc/tree-ssa.texi: Likewise.
3379 2008-02-17 Richard Guenther <rguenther@suse.de>
3382 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3383 without default definition.
3385 2008-02-17 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/35231
3388 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3391 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3394 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3396 libgcc_cmp_return mode.
3398 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3401 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3403 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3405 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3408 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3410 * doc/c-tree.texi: Use `@.' where appropriate.
3411 * doc/extend.texi: Likewise.
3412 * doc/install.texi: Likewise.
3413 * doc/invoke.texi: Likewise.
3414 * doc/loop.texi: Likewise.
3415 * doc/makefile.texi: Likewise.
3416 * doc/md.texi: Likewise.
3417 * doc/passes.texi: Likewise.
3418 * doc/standards.texi: Likewise.
3419 * doc/tm.texi: Likewise.
3421 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3424 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3426 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3427 rather than in entry_bb.
3429 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3432 libgcc_cmp_return mode.
3434 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3437 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3438 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3440 2008-02-15 Richard Guenther <rguenther@suse.de>
3441 Zdenek Dvorak <ook@ucw.cz>
3443 PR tree-optimization/35164
3444 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3445 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3446 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3447 Only propagate addresses which do not have abnormal SSA_NAMEs
3450 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3453 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3455 2008-02-15 Jan Hubicka <jh@suse.cz>
3458 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3460 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3463 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3464 when calculating alignment_pad.
3466 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3468 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3469 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3470 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3471 and STACK_BOUNDARY define.
3473 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3475 PR preprocessor/35061
3476 * c-pragma.c (handle_pragma_pop_macro): Check that
3477 pushed_macro_table has been allocated.
3479 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3482 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3483 (force_gimple_operand): Likewise.
3484 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3485 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3486 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3487 (find_interesting_uses_address): Check addressability and alignment
3488 of the base expression only after substituting bases of IVs into it.
3490 2008-02-14 Michael Matz <matz@suse.de>
3493 * function.c (instantiate_virtual_regs_in_insn): Reload address
3494 before falling back to reloading the whole operand.
3496 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3498 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3499 before the first section switch note.
3501 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3503 * doc/bugreport.texi: Update copyright years.
3504 * doc/c-tree.texi: Likewise.
3505 * doc/cfg.texi: Likewise.
3506 * doc/cpp.texi: Likewise.
3507 * doc/cppinternals.texi: Likewise.
3508 * doc/fragments.texi: Likewise.
3509 * doc/frontends.texi: Likewise.
3510 * doc/gcc.texi: Likewise.
3511 * doc/gty.texi: Likewise.
3512 * doc/hostconfig.texi: Likewise.
3513 * doc/implement-c.texi: Likewise.
3514 * doc/libgcc.texi: Likewise.
3515 * doc/loop.texi: Likewise.
3516 * doc/makefile.texi: Likewise.
3517 * doc/options.texi: Likewise.
3518 * doc/passes.texi: Likewise.
3519 * doc/rtl.texi: Likewise.
3520 * doc/sourcebuild.texi: Likewise.
3521 * doc/standards.texi: Likewise.
3522 * doc/tree-ssa.texi: Likewise.
3523 * doc/trouble.texi: Likewise.
3525 * doc/extend.texi: Use @: or add comma where appropriate.
3526 * doc/invoke.texi: Likewise.
3527 * doc/tm.texi: Likewise.
3529 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3532 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3535 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3537 * doc/md.texi (clz, ctz): Add reference.
3538 * doc/rtl.texi (clz, ctz): Likewise.
3540 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3543 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3546 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3548 * config/s390/s390.c (struct constant_pool): New field
3549 emit_pool_after added.
3550 (s390_mainpool_start): Set the emit_pool_after flag according
3551 to the section switch notes.
3552 (s390_mainpool_finish): Consider emit_pool_after when emitting
3553 the literal pool at the end of the function.
3554 (s390_chunkify_start): Force literal pool splits at section
3557 2008-02-13 Michael Matz <matz@suse.de>
3560 * var-tracking.c (clobber_variable_part): Correctly traverse the
3563 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3566 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3567 Add -fdump-ipa-inline.
3568 * tree-dump.c (dump_files): Remove tree-inlined dump.
3569 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3571 2008-02-12 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/35171
3574 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3577 2008-02-12 Richard Guenther <rguenther@suse.de>
3580 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3581 value-preserving mode. Disallow final truncation.
3583 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3586 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3587 code from here to...
3588 (force_gimple_operand): ...here.
3590 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3593 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3594 non-compatible pointers.
3595 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3596 different FIELD_DECLs, try harder by comparing field offsets, sizes
3600 * function.c (match_asm_constraints_1): Don't replace the same input
3603 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3605 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3606 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3607 (expand_epilogue): Restore RAMPZ register.
3608 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3610 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3612 * config/i386/cygwin.asm: (__alloca): Correct calling
3613 convention and alignment.
3614 (__chkstk): Force 8 byte stack alignment.
3616 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3617 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/33992
3620 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3621 the zero we compare against.
3623 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3626 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3627 to CloseHandle after unlocking to prevent accumulation of handle
3630 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3633 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3634 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3635 and update LABEL_NUSES during and after reload.
3637 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3640 * combine.c (simplify_if_then_else): Make sure the comparison is
3641 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3643 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3646 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3647 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3648 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3649 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3650 * tree.h (get_type_static_bounds): Likewise.
3652 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3654 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3655 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3656 Make -Wfoo language annotations match what the compiler outputs.
3658 2008-02-08 Sa Liu <saliu@de.ibm.com>
3660 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3661 intrinsics spu_convts, spu_convtu, spu_convtf.
3662 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3664 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3666 * doc/extend.texi (Function Attributes) <noinline>: Mention
3667 asm ("") as method to keep calls.
3669 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3672 * doc/options.texi (Options): Replace references to opts.sh with
3674 * opts-common.c: Likewise.
3675 * optc-gen.awk: Likewise.
3677 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3679 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3681 2008-02-07 Richard Henderson <rth@redhat.com>
3684 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3685 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3688 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3690 PR tree-optimization/35085
3691 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3692 for operand entry oe2 in addition to operand entry oe3 in order to
3693 expose more opportunities for vectorizer sum reduction.
3695 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3698 * Makefile.in (LIBS): Remove $(GMPLIBS).
3699 (cc1-dummy, cc1): Add $(GMPLIBS).
3701 2008-02-06 Jan Hubicka <jh@suse.cz>
3704 * i386.md (moddf_integer): Do not produce partial memory stalls for
3705 targets where it hurts.
3707 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3710 * optabs.c (expand_float): Do not check for decimal modes when
3711 expanding unsigned integer through signed conversion.
3713 2008-02-06 Nick Clifton <nickc@redhat.com>
3715 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3716 inside the clobber with a match_operand and duplicated operand
3717 number in the constraint.
3718 (ineqbranchsi): Delete redundant comment.
3720 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3722 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3723 builtin_define ("__USE_INIT_FINI__").
3724 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3726 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3728 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3730 PR documentation/30330
3731 * doc/invoke.texi (C++ Dialect Options)
3732 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3733 For each warning option -Wfoo that allows -Wno-foo, ensure both
3734 -Wfoo and -Wno-foo are listed in the option index. Fix index
3735 entry of -Wswitch-default, index -Wnormalized= including the
3736 `=', and -Wlarger-than-@var{len} including @var{len}.
3738 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.md (floatunssisf2): Use
3741 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3742 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3743 Macroize expander using MODEF mode iterator.
3745 2008-02-05 Diego Novillo <dnovillo@google.com>
3747 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3750 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3752 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3755 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3757 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3761 to indicate if a message should be generated.
3762 (init_cumulative_args): Updated.
3763 (function_value_32): Likewise.
3765 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3767 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3769 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3772 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3773 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3775 2008-02-04 Diego Novillo <dnovillo@google.com>
3777 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3780 * tree-vrp.c (vrp_evaluate_conditional): With
3781 -Wtype-limits, emit a warning when comparing against a
3782 constant outside the natural range of OP0's type.
3784 2008-02-04 Richard Guenther <rguenther@suse.de>
3787 * expr.c (count_type_elements): Give for unions instead of
3790 2008-02-04 Richard Guenther <rguenther@suse.de>
3793 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3794 to TYPE_DOMAINs base type instead of using bitsizetype here.
3796 2008-02-03 Jason Merrill <jason@redhat.com>
3798 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3800 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3803 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3804 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3805 (RS/6000 and PowerPC Options): Fix typos and markup.
3806 * doc/passes.texi (Tree-SSA passes): Likewise.
3808 2008-02-02 Michael Matz <matz@suse.de>
3811 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3812 from record_last_reg_set_info.
3813 (record_last_reg_set_info): Take an RTX argument, iterate over all
3814 constituent hardregs.
3815 (record_last_set_info, record_opr_changes): Change calls to
3816 new signature or to record_last_reg_set_info_regno.
3818 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3820 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3822 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3824 PR rtl-optimization/34773
3825 * reg-notes.def (EQUAL): Mention significance of combination of
3826 REG_EQUAL and REG_RETVAL.
3827 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3828 insn that has a REG_RETVAL.
3830 2008-02-01 Roger Sayle <roger@eyesopen.com>
3833 * configure.ac (--enable-fixed-point): Disable unless explicitly
3835 * configure: Regenerate.
3837 2008-02-01 Richard Guenther <rguenther@suse.de>
3840 * invoke.texi (-finline-limit): Remove no longer true parts
3841 of the documentation. Note that there is no default value.
3843 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3844 Mark Mitchell <mark@codesourcery.com>
3845 Ben Elliston <bje@au.ibm.com>
3848 * doc/extend.texi (Other Builtins): Document.
3850 2008-01-31 Tom Browder <tom.browder@gmail.com>
3852 * doc/c-tree.texi (Types): Fix grammar.
3853 (Expression trees): Ditto.
3854 * doc/passes.texi (Tree-SSA passes): Ditto.
3856 * doc/configterms.texi (Configure Terms): Fix typo.
3857 * doc/cpp.texi (Common Predefined Macros): Ditto.
3858 * doc/md.texi (Machine Constraints): Ditto.
3860 * doc/makefile.texi (Makefile): Add comma.
3862 2008-01-31 Tom Browder <tom.browder@gmail.com>
3863 Gerald Pfeifer <gerald@pfeifer.com>
3865 * doc/sourcebuild.texi (Front End): Remove references to CVS
3866 and CVSROOT/modules.
3867 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3868 (Back End): Remove reference to CVS.
3870 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3873 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3875 (mips16_gp_pseudo_reg): ...here.
3876 * config/mips/mips.md (load_const_gp): Replace with...
3877 (load_const_gp_<mode>): ...this :P-based insn.
3879 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3881 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3882 options. Minor fixes.
3883 (-std): Move reference to standards closer to where language
3884 standards are first mentioned.
3886 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3888 PR rtl-optimization/34995
3889 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3890 parameter and return a bool. If the rtx parameter is nonnull,
3891 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3892 (find_reloads): Update call accordingly. Pass the new operand
3893 if it needed no address reloads, otherwise pass null.
3895 2008-01-30 Richard Henderson <rth@redhat.com>
3898 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3899 for unbounded arrays.
3901 2008-01-30 Silvius Rus <rus@google.com>
3903 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3905 2008-01-30 Jan Hubicka <jh@suse.cz>
3908 * i386.c (init_cumulative_args): Use real function declaration when
3911 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3913 PR rtl-optimization/34998
3914 * global.c (build_insn_chain): Treat non-subreg_lowpart
3915 SUBREGs of pseudos as clobbering all the words covered by the
3916 SUBREG, not just all the bytes.
3917 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3918 original df_ref rather than an extract parameter.
3919 (global_conflicts): Update call accordingly.
3921 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3923 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3924 the overflow check to make it easier to read.
3925 (__fixtfdi): Change the type of the ll member in union
3926 long_double to UDItype_x.
3928 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3931 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3932 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3933 * tree-inline.c (fold_marked_statements): Call
3934 cgraph_update_edges_for_call_stmt if folding a call statement.
3935 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3936 debug_generic_stmt calls, reset it back afterwards.
3939 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3941 * c-typeck.c (build_external_ref): Don't pedwarn about
3942 static vars in current function's scope.
3944 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3946 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3948 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3951 * ipa-struct-reorg.c: Fix spelling.
3952 * params.def: Ditto.
3954 2008-01-29 Richard Guenther <rguenther@suse.de>
3957 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3959 * tree-inline.c (remap_type): Increment remapping_type_depth
3960 around remapping types.
3961 (copy_body_r): Only add referenced variables if they are referenced
3962 from code, not types.
3964 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3975 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3976 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3978 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3981 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3982 pointer for tiny stack.
3984 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3986 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3988 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3990 * config/vx-common.h: Fix typo in comment.
3992 2008-01-28 Ian Lance Taylor <iant@google.com>
3996 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3997 coalesce pointers if they have different DECL_NO_TBAA_P values.
3998 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3999 between variables with different DECL_NO_TBAA_P values.
4001 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4004 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4005 are not legitimate small data references on SPE targets.
4007 2008-01-28 David Daney <ddaney@avtrex.com>
4009 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4011 2008-01-28 David Daney <ddaney@avtrex.com>
4013 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4015 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4017 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4018 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4019 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4020 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4021 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4022 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4023 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4024 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4026 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4028 * basic-block.h (condjump_equiv_p): Fix comment.
4030 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4032 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4033 print_generic_stmt_indented): Fix comment.
4035 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4037 * configure.ac (__stack_chk_fail): Add detecion for availability
4038 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4039 * configure: Regenerate.
4041 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4044 * final.c (output_addr_const): Handle TRUNCATE.
4046 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4049 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4050 (zero_cost, infinite_cost): New constants.
4051 (struct cost_pair): Change type of cost to comp_cost.
4052 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4053 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4055 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4056 split_address_cost, ptr_difference_cost, difference_cost,
4057 get_computation_cost_at, get_computation_cost,
4058 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4059 determine_use_iv_cost_condition, determine_use_iv_costs,
4060 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4061 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4062 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4063 Change type of cost to comp_cost.
4064 (determine_iv_cost): Increase cost of non-original ivs, instead
4065 of decreasing the cost of original ones.
4066 (get_address_cost): Indicate the complexity of the addressing mode
4068 (try_add_cand_for): Prefer using ivs not specific to some object.
4069 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4071 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4072 Janis Johnson <janis187@us.ibm.com>
4075 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4076 (TARGET_INSTANTIATE_DECLS): Likewise.
4077 * target.h (expand_to_rtl_hook): New target hook.
4078 (instantiate_decls): Likewise.
4079 * function.c (instantiate_decl): Make non-static. Rename to...
4080 (instantiate_decl_rtl): ... this.
4081 (instantiate_expr): Use instantiate_decl_rtl.
4082 (instantiate_decls_1): Likewise.
4083 (instantiate_decls): Likewise.
4084 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4085 * function.h (instantiate_decl_rtl): Add prototype.
4086 * cfgexpand.c (target.h): New include.
4087 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4088 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4089 (TARGET_INSTANTIATE_DECLS): Likewise.
4090 (TARGET_INITIALIZER): New target hooks added.
4091 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4093 * config/rs6000/rs6000.c (tree-flow.h): New include.
4094 (machine_function): Add sdmode_stack_slot field.
4095 (rs6000_alloc_sdmode_stack_slot): New function.
4096 (rs6000_instantiate_decls): Likewise.
4097 (rs6000_secondary_memory_needed_rtx): Likewise.
4098 (rs6000_check_sdmode): Likewise.
4099 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4100 (TARGET_INSTANTIATE_DECLS): Likewise.
4101 (rs6000_hard_regno_mode_ok): Allow SDmode.
4102 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4103 (rs6000_emit_move): Handle SDmode.
4104 (function_arg_advance): Likewise.
4105 (function_arg): Likewise.
4106 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4107 SDmode var args for 32-bit compiles.
4108 (rs6000_secondary_reload_class): Handle SDmode.
4109 (rs6000_output_function_epilogue): Likewise.
4110 (rs6000_function_value): Simplify if statement.
4111 (rs6000_libcall_value): Likewise.
4112 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4113 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4114 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4115 (movsd_hardfloat): New define_insn.
4116 (movsd_softfloat): Likewise.
4117 (movsd_store): Likewise.
4118 (movsd_load): Likewise.
4119 (extendsddd2): Likewise.
4120 (extendsdtd2): Likewise.
4121 (truncddsd2): Likewise.
4122 (movdd_hardfloat64): Fixup comment.
4123 (UNSPEC_MOVSD_LOAD): New constant.
4124 (UNSPEC_MOVSD_STORE): Likewise.
4126 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4129 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4131 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4132 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4133 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4136 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4139 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4141 __LONGDOUBLE128 too.
4142 * config/rs6000/aix61.h: New file.
4144 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4146 PR rtl-optimization/34959
4147 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4148 popcount and parity rtxes the same mode as their operand.
4149 Truncate or extend the result to the return value's mode
4152 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4155 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4156 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4157 to GOT_VERSION_REGNUM.
4158 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4159 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4160 * config/mips/mips.c (mips_emit_call_insn): New function.
4161 (mips_call_tls_get_addr): Call mips_expand_call directly.
4162 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4164 (mips16_build_call_stub): Likewise. Return the call insn or null.
4165 (mips_expand_call): Update the call to mips16_build_call_stub
4166 accordingly and a remove redundant condition. Assert that MIPS16
4167 stubs do not use lazy binding. Use mips_emit_call_insn and return
4169 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4171 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4172 (mips_avoid_hazard): Remove hazard_set handling.
4173 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4174 (UNSPEC_RESTORE_GP): ...this.
4175 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4176 (FAKE_CALL_REGNO): Rename to...
4177 (GOT_VERSION_REGNUM): ...this.
4178 (type): Add "ghost" value. Add an associated insn reservation.
4179 (hazard_set): Remove.
4180 (exception_receiver): Rename to...
4181 (restore_gp): ...this and update the unspec identifier accordingly.
4182 (exception_receiver, nonlocal_got_receiver): New expanders.
4183 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4184 FAKE_CALL_REGNO. Remove hazard_set attribute.
4185 (set_got_version, update_got_version): New patterns.
4187 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4190 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4192 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4195 * doc/install.texi2html: Generate gcc-vers.texi.
4197 2008-01-25 DJ Delorie <dj@redhat.com>
4199 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4201 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4203 * config/c4x: Remove directory.
4204 * config.gcc (crx-*, mt-*): Mark obsolete.
4205 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4206 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4207 sh-*-rtemscoff*): Remove cases.
4208 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4209 * real.c (encode_c4x_single, decode_c4x_single,
4210 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4211 c4x_extended_format): Remove.
4212 * real.h (c4x_single_format, c4x_extended_format): Remove.
4213 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4215 (Pragmas): Remove comment about c4x pragmas.
4216 * doc/install.texi (c4x): Remove target-specific instructions.
4217 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4218 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4219 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4220 refer to C4x source files as examples.
4221 (C4X_FLOAT_FORMAT): Remove documentation.
4223 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4225 * config/bfin/bfin.c (override_options): Reorder tests so that
4226 flag_pic gets enabled for -msep-data.
4228 2008-01-25 Richard Guenther <rguenther@suse.de>
4231 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4232 to its bitfield precision if required.
4234 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4237 * tree-nested.c (walk_omp_for): New function.
4238 (convert_nonlocal_reference, convert_local_reference): Call
4239 walk_omp_for on OMP_FOR.
4240 (convert_call_expr): Call walk_body on OMP_FOR's
4241 OMP_FOR_PRE_INIT_BODY.
4243 2008-01-25 Richard Guenther <rguenther@suse.de>
4245 PR tree-optimization/34966
4246 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4247 default defs and PHI_NODEs we have to insert after the
4250 2008-01-24 Nick Clifton <nickc@redhat.com>
4252 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4253 Provide a default definition.
4254 (LIBGCC2_UNITS_PER_WORD): Likewise.
4256 * config/stormy16/stormy16.c: Include df.h for the prototype
4257 for df_regs_ever_live_p.
4258 (xstormy16_expand_builtin_va_start): Convert the stack offset
4259 into a component_ref and then use POINTER_PLUS_EXPR to add it
4260 to the incoming_virtual_args_rtx.
4261 (xstormy16_gimplify_va_arg_expr): Rename to
4262 xstormy16_gimplify_va_arg_expr.
4263 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4264 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4265 xstormy16_gimplify_va_arg_expr.
4266 Fix up some formatting issues.
4268 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4269 Move to predicates.md.
4270 (xs_hi_general_operand): Likewise.
4271 (xs_hi_nonmemory_operand): Likewise.
4272 * config/stormy16/predicates.md:
4273 (xstormy16_carry_plus_operand): New predicate.
4274 (xs_hi_general_operand): New predicate.
4275 (xs_hi_nonmemory_operand): New predicate.
4276 * config/stormy16/stormy16-protos.h:
4277 (xstormy16_carry_plus_operand): Delete prototype.
4278 (xs_hi_general_operand): Likewise.
4279 (xs_hi_nonmemory_operand): Likewise.
4281 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4282 modifiers as they are no longer needed and they can trigger
4283 reload spill failures.
4285 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4286 with a match_operand in order to help reload.
4288 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4289 constraint with 'e' for the 8th alternative as this version of
4290 the mov.w instruction only accepts the lower 8 registers.
4292 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4295 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4296 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4299 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4302 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4304 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4306 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4308 (remove_structure): Update allocations list before removing structure.
4310 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4312 * ipa-struct-reorg.c (is_safe_cond_expr,
4313 create_new_stmts_for_cond_expr): Use integer_zerop function,
4314 that recognize not only zero-pointer, but zero-integer too.
4316 2008-01-25 Ben Elliston <bje@au.ibm.com>
4319 * fixproto: Escape "." in sed expression that strips leading "./".
4321 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4324 * gcc.c (SWITCH_OK): Removed.
4325 (SWITCH_LIVE): Changed to bit.
4326 (SWITCH_FALSE): Likewise.
4327 (SWITCH_IGNORE): Likewise.
4328 (switchstr): Change live_cond to unsigned int.
4329 (process_command): Replace SWITCH_OK with 0.
4330 (do_self_spec): Likewise.
4331 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4332 (give_switch): Likewise.
4333 (used_arg): Likewise.
4334 (do_spec_1): Set the SWITCH_IGNORE bit.
4335 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4336 bits. Set the SWITCH_LIVE bit.
4338 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4340 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4342 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4344 PR tree-optimization/34472
4345 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4346 parameter to a "bool *" and set *DATA to false if there is
4347 an unsafe access. Do not delete the structure here.
4348 (check_cond_exprs): Delete it here instead.
4349 (check_cond_exprs, exclude_cold_structs): Do not increase
4350 I when removing a structure.
4352 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4356 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4358 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4361 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4362 a fixed vector for stack.
4364 2008-01-24 Ben Elliston <bje@au.ibm.com>
4367 * doc/gcc.texi (Software development): Add a direntry for g++.
4369 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4371 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4372 stale and straggling -fforce-addr comments above.
4374 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4376 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4377 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4379 2008-01-23 Michael Matz <matz@suse.de>
4382 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4385 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4387 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4390 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4392 * config/avr/avr.c (avr_current_arch): New variable.
4393 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4394 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4395 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4396 (avr_override_options): Init 'avr_current_arch'.
4397 (base_arch_s): Move from here...
4398 * config/avr/avr.h (base_arch_s): ... here. Add new members
4399 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4400 'mega' to 'have_jmp_call'.
4401 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4402 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4404 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4406 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4407 MULTILIB_MATCHES): (Ditto.).
4409 2008-01-23 Richard Guenther <rguenther@suse.de>
4412 * cgraphunit.c (cgraph_reset_node): Always mark the node
4413 not reachable if it is not queued already.
4415 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4417 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4418 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4419 (cputype_selected): New static variable.
4420 (bfin_handle_option): Set it if -mcpu is used.
4421 (override_option): Select default set of workarounds if no cpu type
4422 selected on the command line.
4423 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4425 From Michael Frysinger <michael.frysinger@analog.com>
4426 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4427 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4429 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4430 for bf547, bf523, bf524, and bf526.
4431 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4433 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4434 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4435 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4436 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4437 * doc/invoke.texi (Blackfin Options): Document that
4438 -mcpu now accept bf547, bf523, bf524, and bf526.
4440 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4442 PR rtl-optimization/34628
4443 * combine.c (try_combine): Stop and undo after the first combination
4444 if an autoincrement side-effect on the first insn has effectively
4447 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4450 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4451 Offset addresses are not valid for Altivec or paired float modes.
4453 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4456 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4457 if DECL_INITIAL (decl) is error_mark_node.
4460 * c-common.c (handle_vector_size_attribute): Only allow
4461 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4462 the same way as pointer, array etc. types.
4463 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4466 * tree.c (build_type_attribute_qual_variant): Call
4467 build_qualified_type if attributes are equal, but quals are not.
4469 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4472 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4473 * flags.h (warn_strict_aliasing): Remove.
4474 (warn_strict_overflow): Remove.
4475 * opts.c (warn_strict_aliasing): Remove.
4476 (warn_strict_overflow): Remove.
4477 * c-opts.c (c_common_handle_option): -Wall only sets
4478 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4479 (c_common_post_options): Give default values to -Wstrict-aliasing
4480 and -Wstrict-overflow if they are uninitialized.
4481 * common.opt (Wstrict-aliasing): Specify Var and Init.
4482 (Wstrict-overflow): Likewise.
4484 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4486 PR rtl-optimization/26854
4487 PR rtl-optimization/34400
4488 PR rtl-optimization/34884
4489 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4491 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4492 (df_rd_bb_info.expanded_lr_out): Deleted
4493 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4494 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4495 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4496 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4497 Removed code to allocate, initialize or free expanded_lr_out.
4498 (df_rd_bb_local_compute_process_def): Restructured to make more
4500 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4501 sets if the sets are being trimmed.
4503 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4506 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4507 (as_vers): Likewise.
4508 * configure: Regenerated.
4510 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4513 * tree-pass.h (pass_build_alias): New pass.
4514 * tree-ssa-alias.c (gate_build_alias): New.
4515 (pass_build_alias): New.
4516 * passes.c (init_optimization_passes): Add pass_build_alias after
4517 pass_create_structure_vars.
4519 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4521 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4522 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4523 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4524 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4525 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4526 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4527 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4528 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4529 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4530 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4531 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4532 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4533 * config/s390/s390.md (FP_ALL): New mode iterator.
4534 (_d): New mode attribute.
4535 ("*signbit<mode>2>"): Changed mode of first operand.
4536 ("isinf<mode>2"): Changed mode of first operand.
4537 ("*TDC_insn"): Adaptation for DFP modes.
4539 2008-01-22 Ben Elliston <bje@au.ibm.com>
4541 * tree.c (check_qualified_type): Improve function description.
4543 2008-01-21 Jason Merrill <jason@redhat.com>
4546 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4547 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4550 2008-01-21 DJ Delorie <dj@redhat.com>
4552 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4555 2008-01-21 Richard Guenther <rguenther@suse.de>
4558 * tree-cfg.c (verify_expr): Allow all invariant expressions
4559 instead of just constant class ones as reference argument.
4560 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4561 like any other constant.
4562 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4564 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4566 * regmove.c (fixup_match_1): Update call crossed frequencies.
4568 2008-01-21 Richard Guenther <rguenther@suse.de>
4571 * tree-inline.c (setup_one_parameter): Deal with mismatched
4572 types using a VIEW_CONVERT_EXPR.
4574 2008-01-21 Alon Dayan <alond@il.ibm.com>
4575 Olga Golovanevsky <olga@il.ibm.com>
4577 PR tree-optimization/34701
4578 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4579 when the structure size is not a power of 2.
4581 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4583 * doc/install.texi: Add doc for --enable-checking=df.
4585 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4587 PR rtl-optimization/34808
4588 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4590 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4592 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4595 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4597 PR rtl-optimization/26854
4598 PR rtl-optimization/34400
4599 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4601 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4602 (df_rd_bb_info.expanded_lr_out): New.
4603 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4604 * loop_iv.c (iv_analysis_loop_init): Ditto.
4605 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4606 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4607 Added code to allocate, initialize or free expanded_lr_out.
4608 (df_rd_bb_local_compute_process_def): Restructured to make
4609 more understandable.
4610 (df_rd_confluence_n): Add code to do nothing with fake edges and
4611 code to no apply invalidate_by_call sets if the sets are being trimmed.
4612 (df_lr_local_finalize): Renamed to df_lr_finalize.
4613 (df_live_local_finalize): Renamed to df_live_finalize.
4615 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4618 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4619 deciding whether to use reciprocal instructions.
4621 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4623 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4624 dwarf2out_note_section_used if cold_text_section is NULL.
4626 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4628 PR gcov-profile/34610
4629 * tree-cfg.c (make_edges): Mark both outgoing edges from
4630 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4631 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4632 from OMP_FOR and OMP_CONTINUE outgoing edges.
4634 * tree-profile.c (tree_profiling): Return early if
4635 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4637 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4638 from cfun to child_cfun.
4639 * function.h (struct function): Add after_tree_profile bit.
4641 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4643 * config/avr/avr.S (_exit): Disable interrupt.
4645 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4646 Steven Bosscher <stevenb.gcc@gmail.com>
4648 PR rtl-optimization/26854
4649 PR rtl-optimization/34400
4650 * df-problems.c (df_live_scratch): New scratch bitmap.
4651 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4652 (df_live_reset): Clear the proper bitmaps.
4653 (df_live_bb_local_compute): Only process the artificial defs once
4654 since the order is not important.
4655 (df_live_init): Init the df_live sets only with the variables
4656 found live by df_lr.
4657 (df_live_transfer_function): Use the df_lr sets to prune the
4658 df_live sets as they are being computed.
4659 (df_live_free): Free df_live_scratch.
4661 2008-01-18 Ian Lance Taylor <iant@google.com>
4663 * common.opt: Add fmerge-debug-strings.
4664 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4665 flag_merge_debug_strings rather than flag_merge_constants.
4666 * doc/invoke.texi (Option Summary): Mention
4667 -fmerge-debug-strings.
4668 (Debugging Options): Document -fmerge-debug-strings.
4670 2008-01-18 Ian Lance Taylor <iant@google.com>
4673 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4674 (struct tree_function_decl): Add new field operator_new_flag.
4675 * tree-inline.c (expand_call_inline): When inlining a call to
4676 operator new, force the return value to go into a variable, and
4677 set DECL_NO_TBAA_P on that variable.
4678 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4680 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4683 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4684 DWARF2_DEBUGGING_INFO.
4685 (dwarf2out_note_section_used): Ditto. Add prototype.
4686 (have_multiple_function_sections, text_section_used,
4687 cold_text_section_used, *cold_text_sections): Move declarations
4690 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4692 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4693 field and add signal_ra.
4694 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4695 assignments to frame state pc. Move end of stack check after
4696 MD_FALLBACK_FRAME_STATE_FOR.
4697 (uw_update_context_1): Use frame state signal_regs if set, instead
4698 of checking signal_frame flag.
4699 (uw_update_context): Use frame state signal_ra if set.
4700 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4701 * config/xtensa/linux-unwind.h: New file.
4703 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4705 * modulo-sched.c (get_sched_window): Fix comment typo.
4707 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4709 PR tree-optimization/34648
4710 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4712 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4714 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4715 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4717 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4719 PR rtl-optimization/34400
4720 * df-core.c (df_worklist_dataflow_overeager,
4721 df_worklist_dataflow_doublequeue): New functions.
4722 (df_worklist_dataflow): Two different worklist solvers.
4723 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4726 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4729 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4730 and ftree-parallelize-loops.
4732 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4734 PR rtl-optimization/34826
4735 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4737 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4739 * global.c (find_reg): Mark the eh regs as used if necessary.
4740 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4741 * ra.h (struct allocno): no_eh_reg field added. Changed
4742 no_stack_reg type to bitfield.
4744 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4746 * tree.c (substitute_in_expr): Add missing 'break'.
4748 2008-01-17 Richard Guenther <rguenther@suse.de>
4750 PR tree-optimization/34825
4751 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4752 x / x as division to handle.
4754 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4756 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4757 "-pthread" is specified.
4758 * pa-hpux11.h (LIB_SPEC): Likewise.
4760 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4761 Peter Bergner <bergner@vnet.ibm.com>
4763 PR rtl-optimization/33796
4764 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4766 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4768 PR libgfortran/34699
4769 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4771 * pa-hpux10.h (LINK_SPEC): Likewise.
4772 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4774 2008-01-16 Richard Guenther <rguenther@suse.de>
4777 * fold-const.c (fold_convert_const_int_from_int): Do not
4778 set overflow if that occured only because of a sign extension
4779 change when converting from/to a sizetype with the same
4780 precision and signedness.
4782 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4785 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4786 location address to the correct place. Update copyright year.
4788 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4790 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4791 no dependences in the dependence_relations vector.
4793 2008-01-16 Jan Hubicka <jh@suse.cz>
4795 PR rtl-optimization/31396
4796 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4797 * cfg.c (dump_reg_info): Print it.
4798 * regs.h (struct reg_info_t): add freq_calls_crossed.
4799 (REG_FREQ_CALLS_CROSSED): New macro.
4800 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4801 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4802 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4803 regmove_optimize): Update call crossed frequencies.
4804 * local-alloc.c (struct qty): Add freq_calls_crossed.
4805 (alloc_qty): Copute freq_calls_crossed.
4806 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4807 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4808 * ra.h (struct allocno): Add freq_calls_crossed.
4810 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4812 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4813 libgomp when compiling with ftree-parallelize-loops.
4814 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4816 2008-01-16 Richard Guenther <rguenther@suse.de>
4818 PR tree-optimization/34769
4819 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4820 * tree.c (int_cst_value): Instead make this function more
4821 permissive in what it accepts as valid input. Document this
4822 function always sign-extends the value.
4824 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4825 Richard Guenther <rguenther@suse.de>
4828 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4829 (gimple_fold_indirect_ref_rhs): ... this.
4830 (gimple_fold_indirect_ref): New function with foldings
4831 that preserve lvalueness.
4832 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4833 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4834 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4835 to fold an INDIRECT_REF, fall back to the old use of
4836 fold_indirect_ref_1.
4838 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4840 * tree-data-ref.c (subscript_dependence_tester_1): Call
4841 free_conflict_function.
4842 (compute_self_dependence): Same.
4844 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4847 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4848 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4850 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4851 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4852 for DWARF2_UNWIND_INFO targets.
4854 2008-01-16 Richard Guenther <rguenther@suse.de>
4857 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4858 type qualifiers for function types.
4860 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4862 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4863 loop_iterator li from previous commit.
4865 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4867 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4869 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4871 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4872 (parallelize_loops): Don't parallelize irreducible components.
4874 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4877 * c-opts (c_common_post_options): Do not enable CPP
4878 flag_pedantic_errors by default.
4880 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4882 PR rtl-optimization/31944
4883 * cse.c (remove_pseudo_from_table): New function.
4884 (merge_equiv_classes): Use above function to remove pseudo-registers.
4885 (invalidate): Likewise.
4887 2008-01-13 Richard Guenther <rguenther@suse.de>
4890 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4891 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4893 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4895 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4896 validate_change to unshare the source of the PC set.
4898 2008-01-12 Jan Hubicka <jh@suse.cz>
4901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4902 references above array bounds. This might trigger bounds checks for
4905 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4907 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4908 new_replaceable_dependencies.
4910 2008-01-12 Doug Kwan <dougkwan@google.com>
4912 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4913 instead of OPT_Wreturn_type in warning due to ignored return type
4915 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4916 options included in -Wextra.
4917 * c.opt: New option -Wignored_qualifiers.
4918 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4919 -Wignore_qualifiers.
4920 (-Wignored-qualifiers): Document.
4921 (-Wreturn-type): Remove description of functionality now handled
4922 by -Wignored-qualifiers.
4924 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4927 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4928 NOP_EXPR if it is between integral types with the same precision.
4930 2008-01-12 Jan Hubicka <jh@suse.cz>
4933 * invoke.texi (max-inline-recursive-depth): Fix default value.
4935 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4937 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4940 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4942 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4944 2008-01-11 James E. Wilson <wilson@specifix.com>
4947 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4949 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4951 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4952 save/restore frame pointer register and don't use 'call-prologues'
4953 optimization in function with "OS_task" attribute.
4955 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4958 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4959 when copying to memory.
4961 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4963 PR rtl-optimization/30905
4964 * cfgcleanup.c: Include dce.h
4965 (crossjumps_occured): New global variable.
4966 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4967 If something changed, set crossjumps_occured to true.
4968 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4969 Don't add/remove fake edges to exit here...
4970 (cleanup_cfg): ...but do it here, when crossjumping.
4971 Run a fast DCE when successful crossjumps occured in the latest
4972 iteration of try_optimize_cfg.
4974 2008-01-11 Richard Guenther <rguenther@suse.de>
4976 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4977 (struct vn_unary_op_s): Likewise.
4978 (vn_reference_insert): Free old reference on hash collision.
4980 2008-01-10 Raksit Ashok <raksit@google.com>
4982 PR rtl-optimization/27971
4983 * combine.c (find_split_point): Split PLUS expressions which are
4984 inside a MEM rtx, and whose first operand is complex.
4986 2008-01-10 DJ Delorie <dj@redhat.com>
4988 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4989 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4990 (m32c_hard_regno_ok): Call the underlying function.
4992 2008-01-10 Richard Guenther <rguenther@suse.de>
4995 * tree-cfg.c (tree_merge_blocks): Do not go through the
4996 full-blown folding and stmt updating path if we just deal
4997 with virtual operands.
4998 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4999 test for abnormal SSA_NAMEs.
5001 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5004 * reload.c (push_reload): Add assertions. All constants from
5005 reg_equiv_constant should have been used for replacing the respective
5007 (find_reloads_address): Invoke find_reloads_address_part for
5008 constant taken from the reg_equiv_constant array.
5010 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5012 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5013 field (valnum) the first in the struct. Replace bools with
5016 2008-01-10 Richard Guenther <rguenther@suse.de>
5018 PR tree-optimization/34651
5019 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5020 types and ordering for masking and converting.
5022 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5024 PR tree-optimization/34017
5025 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5026 also for PHI_NODE expressions.
5028 2008-01-09 Jan Hubicka <jh@suse.cz>
5030 PR tree-optimization/34708
5031 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5032 based on number of case labels.
5033 (init_inline_once): Remove switch_cost.
5034 * tree-inline.h (eni_weights_d): Remove switch_cost.
5036 2008-01-09 Richard Guenther <rguenther@suse.de>
5037 Andrew Pinski <andrew_pinski@playstation.sony.com>
5040 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5041 temporary if an rvalue is ok or an lvalue is not required.
5043 2008-01-09 Richard Guenther <rguenther@suse.de>
5046 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5049 2008-01-09 Richard Guenther <rguenther@suse.de>
5052 * tree.c (host_integerp): Check for sizetype only if the
5053 type is an integer type.
5055 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5058 * opts.c (decode_options): Disable inlining of functions called
5059 once if not in unit-at-a-time mode.
5061 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5063 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5065 2008-01-08 Richard Guenther <rguenther@suse.de>
5068 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5069 out early if the result will be unused.
5071 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5076 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5080 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5082 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5083 for vectorization tuned.
5085 2008-01-08 Richard Guenther <rguenther@suse.de>
5087 PR tree-optimization/34683
5088 * tree-ssa-operands.c (operand_build_cmp): Export.
5089 * tree-ssa-operands.h (operand_build_cmp): Declare.
5090 * tree-vn.c (vuses_compare): Remove.
5091 (sort_vuses): Use operand_build_cmp.
5092 (sort_vuses_heap): Likewise.
5093 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5094 to re-use old VEC if available. Do not sort already sorted VUSEs.
5095 (vdefs_to_vec): Do not sort already sorted VDEFs.
5097 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5100 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5102 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5105 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5106 limitations of reciprocal sequences on x86 targets.
5108 2008-01-08 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/34683
5111 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5113 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5116 * config/darwin.c (darwin_mergeable_string_section): Don't use
5117 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5119 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5123 negxf2. Macroize expander using X87MODEF mode iterator. Change
5124 predicates of op0 and op1 to register_operand.
5125 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5126 expander using X87MODEF mode iterator. Change predicates of
5127 op0 and op1 to register_operand.
5128 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5129 corresponding patterns and macroize using MODEF macro. Change
5130 predicates of op0 and op1 to register_operand and remove
5131 "m" constraint. Disparage "r" alternative with "!".
5132 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5133 macroize using X87MODEF macro. Change predicates of op0 and op1
5134 to register_operand and remove "m" constraint. Disparage "r"
5135 alternative with "!".
5136 (absneg splitter with memory operands): Remove.
5137 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5138 patterns and macroize using X87MODEF mode iterator.
5139 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5140 Change predicate of op1 to register_operand.
5141 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5142 for memory operands.
5144 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5146 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5148 2008-01-07 Richard Guenther <rguenther@suse.de>
5150 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5153 2008-01-07 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/34683
5156 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5157 VOPs of the needed size to save memory. Use VEC_quick_push
5158 to save compile-time.
5159 (vdefs_to_vec): Likewise.
5161 2008-01-07 Sa Liu <saliu@de.ibm.com>
5163 * config/spu/spu.md (divdf3): Genetate inline code for double
5164 division. The implementation doesn't handle INF or NAN, therefore it
5165 only applies when -ffinite-math-only is given.
5167 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5170 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5171 * doc/cpp.texi ([Common Predefined Macros]): Document.
5173 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5175 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5176 order to use commutative addition instead of subtraction.
5178 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5179 Mircea Namolaru <namolaru@il.ibm.com>
5180 Vladimir Yanovsky <yanov@il.ibm.com>
5181 Revital Eres <eres@il.ibm.com>
5183 PR tree-optimization/34263
5184 * tree-outof-ssa.c (process_single_block_loop_latch,
5185 contains_tree_r): New functions.
5186 (analyze_edges_for_bb): Call process_single_block_loop_latch
5187 function to empty single-basic-block latch block if possible.
5189 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5191 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5193 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5195 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5197 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5199 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5201 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5203 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5205 PR tree-optimization/34618
5206 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5209 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5212 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5213 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5214 Update copyright year.
5216 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5217 Update copyright year.
5218 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5221 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5223 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5224 edge does not point to current bb before changing need_assert.
5226 2008-01-04 Richard Guenther <rguenther@suse.de>
5229 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5230 for verifying purposes if they are is_gimple_min_invariant.
5232 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5234 PR tree-optimization/34448
5235 PR tree-optimization/34465
5236 * gimplify.c (gimplify_init_constructor): Add new parameter
5237 notify_temp_creation. Use it.
5238 (gimplify_modify_expr_rhs): Take volatiles into account when
5239 optimizing constructors.
5240 Do not optimize constructors if gimplify_init_constructor will dump to
5242 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5243 * gcc.c-torture/compile/pr34448.c: New.
5245 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5247 PR gcov-profile/34609
5248 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5249 return_slot if result is TREE_ADDRESSABLE.
5251 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5253 * config/mips/mips.md (sqrt_condition): Tweak comment.
5254 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5256 2008-01-03 Tom Tromey <tromey@redhat.com>
5259 * c-common.c (c_type_hash): Handle VLAs.
5261 2008-01-03 Jan Hubicka <jh@suse.cz>
5263 PR tree-optimization/31081
5264 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5265 0 when inlining and not inlining to first basic block.
5266 (remap_decl): When var is initialized to 0, don't set default_def.
5267 (expand_call_inline): Set entry_bb.
5268 * tree-inline.h (copy_body_data): Add entry_bb.
5270 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5273 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5276 PR tree-optimization/29484
5277 * tree-inline.c (inline_forbidden_p_2): New function.
5278 (inline_forbidden_p): Disallow inlining if some static var
5279 has an address of a local LABEL_DECL in its initializer.
5280 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5283 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5285 PR tree-optimization/34635
5286 * tree-data-ref.c (add_other_self_distances): Make sure that the
5287 evolution step is constant.
5289 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5292 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5294 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5296 * tree-sra.c (scalarize_init): Insert the generate_element_init
5297 statements after the generate_element_zero statements.
5299 2008-01-02 Richard Guenther <rguenther@suse.de>
5303 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5304 for very large number of operands instead of ICEing.
5306 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5309 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5310 while stack probing.
5312 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5314 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5317 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5320 * tree-mudflap.c (mx_register_decls): Guard warning by
5321 !DECL_ARTIFICIAL check.
5323 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5325 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5326 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5327 sse5_perm<mode>): Fix constraints.
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