1 2008-04-01 Jan Hubicka <jh@suse.cz>
3 * function.c (free_after_compilation): Free epilogue_delay_list.
4 (prepare_function_start): Assert that previous compilation was freed.
6 2008-04-01 Jan Hubicka <jh@suse.cz>
7 Jim Wilson <wilson@tuliptree.org>
8 Andreas Tobler <andreast@gcc.gnu.org>
11 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
12 rtl.emit instead cfun->emit.
13 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
14 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16 2008-04-01 Ben Elliston <bje@au.ibm.com>
18 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
24 (fprofile-use): Add var flag_profile_use
25 * coverage.c (coverage_begin_output): Do not open a gcno file for output
26 only if -ftest-coverage is set.
27 Do not add getpwd() to gcda file path.
28 (build_gcov_info): Check the new flag
29 flag_profile_datafile_relative_path.
30 (coverage_init): Use profile_data_prefix.
31 Read profile counter only if flag_profile_use is set.
32 * opts.c (common_handle_option): New option fprofile-use=,
33 fprofile-dir=, fprofile-generate=.
34 * toplev.c (profile_data_prefix): New variable definition.
35 * toplev.h (profile_data_prefix): New declaration.
36 * doc/invoke.tex (Option Summary, Optimization Options):
39 2008-03-31 James E. Wilson <wilson@tuliptree.org>
41 * varasm.c (output_constant_pool_1): In LABEL_REF check, use tmp
45 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
46 * config/ia64/ia64.c (rtx_needs_barrier): Handle
47 UNSPEC_FR_RECIP_APPROX_RES.
48 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
50 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
53 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
55 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
58 * fold-const.c (fold_indirect_ref_1): Support accessing non first
59 element of the vector via a pointer.
61 2008-03-31 Ian Lance Taylor <iant@google.com>
63 * tlink.c (scan_linker_output): Look for symbol name in single
66 2008-03-31 Jan Hubicka <jh@suse.cz>
68 * builtins.c (expand_builtin_setjmp_receiver): Update call of
69 get_arg_pointer_save_area.
70 * expr.c (init_expr): Just clear out rtl.expr.
71 * function.c (free_after_compilation): Clear out whole RTL structure.
72 (get_func_frame_size): Merge into ...
73 (get_frame_size): ... this one.
74 (assign_stack_local_1): Merge into ...
75 (assign_stack_local): ... this one.
76 (expand_function_end): Update call of get_arg_pointer_save_area.
77 (get_art_pointer_save_area): Remove cfun argument.
78 * function.h (emit_status): regno_pointer_align does not need length
79 attribute. Move x_regno_reg_rtx to ...
80 (regno_reg_rtx): ... new global array.
81 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
82 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
83 apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
84 (struct varasm_status): Move here from varasm.c
85 (struct rtl_data): New. Move here some fields from struct function.
86 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
87 frame_offset, stack_check_probe_note, arg_pointer_save_area,
88 used_temp_slots avail_temp_slots, temp_slot_level,
89 nonlocal_goto_handler_labels): Update accesstors.
90 (rtl): New global variable.
91 (struct function): Move some fileds to rtl_data.
92 (get_arg_pointer_save_area): Update prototype.
93 * emit-rtl.c (rtl): Declare.
94 (regno_reg_rtx): Declare.
95 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
96 (gen_reg_rtx): Update.
97 (init_virtual_regs): Do not tate emit_status argument.
98 (init_emit): Do not allocate emit.
99 * varasm.c (varasm_statuc): Move to function.h.
100 (n_deferred_constatns): Update accestor.
101 (init_varasm_status): Do not allocate varasm_status.
102 (force_const_mem, get_pool_size, output_constant_pool): Update.
103 * stmt.c (force_label_rtx): Do not use x_ prefixes.
104 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
106 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
108 PR rtl-optimization/35729
109 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
112 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
115 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
116 load/store if memory is unaligned.
117 (*movti_rex64): Likewise.
119 * config/i386/predicates.md (misaligned_operand): New.
121 2008-03-31 Andrew Pinski <pinskia@gmail.com>
124 * tree-ssa-phiopt.c (conditional_replacement): Return early for
127 2008-03-31 Jan Beulich <jbeulich@novell.com>
129 * config/ia64/constraints.md: Add 'j' constraint.
130 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
131 (movdi_internal): Likewise.
133 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
136 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
138 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
141 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
142 proper error message for the third argument on blendpd and
145 * config/i386/sse.md (blendbits): New.
146 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
148 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
150 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
152 2008-03-30 Richard Guenther <rguenther@suse.de>
155 * fold-const.c (fold_sign_changed_comparison): Do leave
156 conversions to base-types alone.
158 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
160 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
161 the link register if one altivec register is be saved.
163 2008-03-30 Ben Elliston <bje@au.ibm.com>
165 * final.c (final_scan_insn): Remove if (0) code.
167 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
169 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
171 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
173 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
174 of V4SFmode to ix86_binary_operator_ok.
176 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.c (override_options): Initialize
179 ix86_veclib_handler to ix86_veclibabi_svml when
180 -mveclibabi=svml is used.
181 (ix86_veclibabi_svml): New function for SVML ABI style
182 vectorization support.
183 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
185 2008-03-28 Rafael Espindola <espindola@google.com>
187 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
188 (tree_binary_nonnegative_warnv_p): Make it public.
189 (tree_single_nonnegative_warnv_p): Make it public.
190 (tree_invalid_nonnegative_warnv_p): Make it public.
191 (tree_unary_nonzero_warnv_p): Make it public.
192 (tree_binary_nonzero_warnv_p): Make it public
193 (tree_single_nonzero_warnv_p): Make it public.
194 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
195 (extract_range_from_binary_expr): Split the expr argument.
196 (extract_range_from_unary_expr): Split the expr argument.
197 (extract_range_from_comparison): Split the expr argument.
198 (extract_range_from_expr): Use the new aux functions.
199 (vrp_evaluate_conditional_warnv): Use
200 vrp_evaluate_conditional_warnv_with_ops.
201 * tree.h (tree_unary_nonzero_warnv_p): Declare.
202 (tree_binary_nonzero_warnv_p): Declare.
203 (tree_single_nonzero_warnv_p): Declare.
204 (tree_expr_nonzero_warnv_p): Declare.
205 (tree_unary_nonnegative_warnv_p): Declare.
206 (tree_binary_nonnegative_warnv_p): Declare.
207 (tree_single_nonnegative_warnv_p): Declare.
208 (tree_invalid_nonnegative_warnv_p): Declare.
210 2008-03-28 Richard Guenther <rguenther@suse.de>
212 PR tree-optimization/30317
213 PR tree-optimization/30911
214 PR tree-optimization/34793
215 * tree-vrp.c (set_and_canonicalize_value_range): New function.
216 (struct assert_locus_d): New member EXPR.
217 (register_new_assert_for): Add EXPR parameter to support
218 ASSERT_EXPR <name, expr OP limit>.
219 (register_edge_assert_for_1): Adjust callers.
220 (find_assert_locations): Likewise.
221 (process_assert_insertions_for): Build condition from expression.
222 (extract_range_from_assert): Handle ASSERT_EXPRs
223 of the form ASSERT_EXPR <name, expr OP limit>.
224 (register_edge_assert_for_2): New helper registering
225 asserts for comparisons. Recognize range tests of the form
226 (unsigned)i - CST1 OP CST2.
227 (register_edge_assert_for_1): Use it.
228 (register_edge_assert_for): Likewise.
229 (needs_overflow_infinity): Integer sub-types
230 do not need overflow infinities.
231 (vrp_val_is_max): The extreme values of integer sub-types
232 are those of the base type.
233 (vrp_val_is_min): Likewise.
234 * tree.def (ASSERT_EXPR): Document extra allowed conditional
237 2008-03-28 Nick Clifton <nickc@redhat.com>
239 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
240 Return GENERAL_REGS for stack adjustment reloads.
242 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
245 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
246 const_vector when all the vectors are constant.
248 2008-03-27 Bob Wilson <bob.wilson@acm.org>
250 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
252 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
253 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
255 (s<code>_sf): Use new scc_sf attribute for opcode names.
257 2008-03-27 Tom Tromey <tromey@redhat.com>
259 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
260 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
261 config/spu/t-spu-elf, config/i386/t-interix,
262 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
263 config/i386/x-darwin, config/i386/x-mingw32,
264 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
265 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
266 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
267 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
268 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
269 config/rs6000/x-darwin, config/rs6000/t-rs6000,
270 config/score/t-score-elf, config/arm/t-strongarm-pe,
271 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
272 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
273 Revert automatic dependency patch.
275 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
278 * config/i386/i386.c (ix86_function_arg_boundary): Align
279 decimal floating point to its natural boundary.
281 2008-03-27 Richard Guenther <rguenther@suse.de>
284 * fold-const.c (fold_comparison): Restrict distinct decl
285 comparison folding to VAR_DECLs and PARM_DECLs. Do not
286 solely rely on operand_equal_p.
288 2008-03-27 Richard Guenther <rguenther@suse.de>
291 * c-common.c (handle_weak_attribute): Reject combination of
294 2008-03-27 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/32810
297 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
298 conversions from DECL_INITIAL.
299 (fold_const_aggregate_ref): Likewise from constructor elements.
301 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
303 * tree-affine.h (aff_combination_expand): Declare.
304 (get_inner_reference_aff): Likewise.
305 * tree-affine.c (aff_combination_expand): Split out from
306 tree_to_aff_combination_expand.
307 (get_inner_reference_aff): New function.
308 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
309 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
310 (struct lim_aux_data): sm_done field removed.
311 (mem_ref_loc_p, mem_ref_locs_p): New types.
312 (struct mem_ref): Added id, stored, accesses_in_loop,
313 indep_loop, dep_loop, indep_ref, dep_ref fields.
314 Removed is_stored, locs and next fields.
315 (memory_accesses): New variable.
316 (movement_possibility): Do not allow moving statements
317 that store to memory.
318 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
320 (determine_max_movement): For statements with memory references,
321 find the outermost loop in that the reference is independent.
322 (move_computations_stmt): Mark the virtual operands for renaming.
323 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
324 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
325 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
326 add_vop_ref_mapping, create_vop_ref_mapping_loop,
327 create_vop_ref_mapping, analyze_memory_references,
328 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
329 get_all_locs_in_loop, ref_always_accessed_p,
330 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
331 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
332 store_motion_loop, store_motion): New functions.
333 (struct vop_to_refs_elt): New type.
334 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
335 memref_hash, memref_eq, hoist_memory_references): Rewritten.
336 (schedule_sm): Replaced by...
337 (execute_sm): ... this.
338 (determine_lsm_ref, hoist_memory_references,
339 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
340 find_more_ref_vops, free_mem_ref, free_mem_refs,
341 determine_lsm_loop, determine_lsm): Removed.
342 (tree_ssa_lim_finalize): Free data structures used by store motion.
343 (tree_ssa_lim): Call analyze_memory_references. Use
344 store_motion instead of determine_lsm.
346 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
348 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
349 rename tmake_file to m68hc11/t-m68hc11.
350 (mcore): Set inhibit_libc to true.
351 * config.host (alpha*-dec-*vms*): Set extra_programs.
352 (interix3*): Don't use host_xmake_file.
353 * configure.ac: Let config.gcc override inhibit_libc.
354 * configure: Regenerate.
356 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
357 * config/t-openbsd-thread: Remove commented out lines.
359 * config/x-interix: Remove.
361 * config/m68hc11/t-m68hc11-gas: Rename to...
362 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
364 * config/mcore/t-mcore: Remove T_CFLAGS.
365 * config/mcore/t-mcore-pe: Likewise.
367 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
369 * configure.ac: Replace custom __GNU_SOURCE test with
370 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
371 * aclocal.m4: Regenerate.
372 * configure: Regenerate.
373 * config.in: Regenerate.
375 2008-03-27 Richard Guenther <rguenther@suse.de>
377 * fold-const.c (target.h): Include.
378 (fold_comparison): Fold comparison of addresses of decls
379 that bind locally or of constants. Consolidate address folding code.
380 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
381 results from fold_binary_to_constant.
382 (compare_values_warnv): Likewise.
384 2008-03-27 Andrew Pinski <pinskia@gmail.com>
387 * fold-const.c (fold_truthop): Check for integeral types when folding
388 a == 0 && b == 0 and a != 0 || b != 0 .
390 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
392 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
394 2008-03-26 Andreas Schwab <schwab@suse.de>
396 * doc/invoke.texi: Fix use of @item vs. @itemx.
398 2008-03-26 Tom Tromey <tromey@redhat.com>
400 * Makefile.in (build/gensupport.o, build/print-rtl.o,
401 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
402 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
403 build/gencodes.o, build/genconditions.o, build/genconfig.o,
404 build/genconstants.o, build/genemit.o, build/genextract.o,
405 build/genflags.o, build/genmddeps.o, build/genopinit.o,
406 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
409 2008-03-26 Richard Guenther <rguenther@suse.de>
412 2008-03-26 Richard Guenther <rguenther@suse.de>
414 * fold-const.c (target.h): Include.
415 (fold_comparison): Fold comparison of addresses of two decls
416 that bind locally. Consolidate address folding code.
418 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
420 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
421 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
422 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
423 dconstsqrt2, dconstthird, dconste and/or dconst10.
424 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
425 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
426 dconstsqrt2, dconste): Delete.
427 (init_emit_once): Likewise. Simplify initializing dconstm1.
429 * real.c (get_real_const): New.
430 * real.h (dconst3, dconst10, dconstm2, dconstthird,
431 dconstsqrt2, dconste): Delete.
432 (real_value_const, get_real_const): New.
434 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
436 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
438 * config/i386/i386.c (ix86_function_arg_boundary): Check
439 BIGGEST_ALIGNMENT instead of 128.
440 (setup_incoming_varargs_64): Likewise.
442 2008-03-26 Tom Tromey <tromey@redhat.com>
444 * Makefile.in (DEPFILES): Add missing '/'.
446 2008-03-26 Richard Guenther <rguenther@suse.de>
448 * fold-const.c (target.h): Include.
449 (fold_comparison): Fold comparison of addresses of two decls
450 that bind locally. Consolidate address folding code.
452 2008-03-26 Nick Clifton <nickc@redhat.com>
455 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
456 not allow INT+INT as a legitimate addressing mode.
458 2008-03-26 Richard Guenther <rguenther@suse.de>
460 * tree-flow.h (widen_bitfield): Remove declaration.
461 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
462 (widen_bitfield): Remove function.
463 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
466 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
469 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
472 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
474 PR rtl-optimization/35232
475 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
476 (forget_old_reloads_1, forget_marked_reloads): Don't clear
477 reg_reloaded_call_part_clobbered here.
478 (reload_regs_reach_end_p): New function.
479 (reload_reg_rtx_for_input): New variable.
480 (reload_reg_rtx_for_output): Likewise.
481 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
482 when reassigning a pseudo register. Load reloadreg from
483 reload_reg_rtx_for_input, moving the mode and register
485 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
486 instead of the original when deciding whether an input reload
487 would be a no-op or whether an output reload can be deleted.
488 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
489 when setting up new_spill_reg_store. Load it from
490 reload_reg_rtx_for_output, moving the mode and register
492 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
493 instead of the original when deciding whether an output reload
494 would be a no-op. Do the same when modifying insn notes.
495 Use rtx_equal_p instead of == to compare the registers.
496 (inherit_piecemeal_p): Take a mode and two register numbers
498 (emit_reload_insns): Clear new_spill_reg_store for every hard
499 register in the reload register. Remove spill registers
500 from reg_reloaded_valid before considering whether to record
501 inheritance information for them. Use reload_reg_rtx_for_output
502 instead of reg_rtx when recording output reloads. Use
503 reload_reg_rtx_for_input instead of reg_rtx when recording
504 input reloads. Set or clear reg_reloaded_call_part_clobbered
505 at the same time as setting reg_reloaded_valid.
506 (delete_output_reload): Add a new_reload_reg parameter and use it
507 instead of rld[j].reg_rtx.
508 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
511 2008-03-25 Tom Tromey <tromey@redhat.com>
513 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
514 (build/genattr.o): Likewise.
515 (build/genattrtab.o): Likewise.
516 (build/gencodes.o): Likewise.
517 (build/genconfig.o): Likewise.
518 (build/genconstants.o): Likewise.
519 (build/genemit.o): Likewise.
520 (build/genextract.o): Likewise.
521 (build/genflags.o): Likewise.
523 2008-03-25 Bob Wilson <bob.wilson@acm.org>
525 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
526 instead of size_int for integer types.
527 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
528 to match type of MINUS_EXPR.
530 2008-03-25 Tom Tromey <tromey@redhat.com>
532 * configure: Rebuilt.
533 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
536 2008-03-25 Tom Tromey <tromey@redhat.com>
538 * config/x-solaris (host-solaris.o): Update.
539 * config/x-linux (host-linux.o): Update.
540 * config/x-hpux (host-hpux.o): Update.
541 * config/x-darwin (host-darwin.o): Update.
542 * config/v850/t-v850e (v850-c.o): Update.
543 * config/v850/t-v850 (v850-c.o): Update.
544 * config/t-vxworks (vxworks.o): Update.
545 * config/t-sol2 (sol2-c.o, sol2.o): Update.
546 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
547 * config/spu/t-spu-elf (spu-c.o): Update.
549 * config/sh/t-symbian (sh-c.o): Update.
551 * config/sh/t-sh (sh-c.o): Update.
552 * config/score/t-score-elf (score7.o, score3.o): Update.
553 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
554 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
555 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
556 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
558 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
559 * config/m32c/t-m32c (m32c-pragma.o): Update.
560 * config/ia64/t-ia64 (ia64-c.o): Update.
561 * config/i386/x-mingw32 (host-mingw32.o): Update.
562 * config/i386/x-i386 (driver-i386.o): Update.
563 * config/i386/x-darwin (host-i386-darwin.o): Update.
564 * config/i386/x-cygwin (host-cygwin.o): Update.
565 * config/i386/t-nwld (nwld.o): Update.
566 * config/i386/t-netware (netware.o): Update.
567 * config/i386/t-interix (winnt.o): Update.
568 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
569 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
570 msformat-c.o): Update.
571 * config/bfin/t-bfin-linux (generated_files): Add
572 linux-sysroot-suffix.h.
573 * config/arm/t-wince-pe (pe.o): Update.
574 * config/arm/t-strongarm-pe (pe.o): Update.
575 * config/arm/t-pe (pe.o): Update.
576 * config/arm/t-arm (arm-c.o): Update.
577 * doc/install.texi (Prerequisites): Require make 3.80.
578 * Makefile.in: Remove .o targets.
579 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
580 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
581 (simple_generated_h, simple_generated_c): Move earlier.
582 (generated_files): New variable.
583 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
584 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
585 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
586 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
587 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
588 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
589 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
590 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
591 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
592 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
593 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
594 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
596 (COMPILE.base, COMPILE): New variables.
597 (%.o): New pattern rule.
598 (ALL_HOST_OBJS): New variable.
599 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
600 (dummy-checksum.o, cc1-checksum.o): Remove.
601 (DRIVER_SHLIB): New variable.
602 (DRIVER_DEFINES): Use it.
603 (gencondmd.c): Move out of build/.
604 (s-conditions): Update.
605 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
606 (ALL_BUILD_OBJS): Likewise.
607 (build/%.o): Use BUILDCOMPILE.
608 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
609 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
610 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
611 build/gencheck.o, build/gencodes.o, build/genconditions.o,
612 build/genconfig.o, build/genconstants.o, build/genemit.o,
613 build/genextract.o, build/genflags.o, build/genmddeps.o,
614 build/genopinit.o, build/genoutput.o, build/genpeep.o,
615 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
616 build/gen-protos.o, build/scan.o, build/fix-header.o,
617 build/scan-decls.o): Simplify.
618 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
619 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
620 prefix.o, toplev.o): Reduce to variable setting.
621 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
622 ($(out_object_file), gcc-options.o): New targets.
623 ($(ALL_HOST_OBJS)): New target. Include dependency files.
624 * configure: Rebuilt.
625 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
626 * doc/sourcebuild.texi (Front End Directory): Document new variable.
628 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
630 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
631 complain when we hit an error, return ERROR_MARK_NODE.
633 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
635 * config/sh/constraints.md (Pso, Psz): New constraints.
636 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
637 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
639 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
641 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
642 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
644 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
646 * config/sh/sh.md (prefetch): Add condition for SH2A target.
647 (prefetch_sh2a): New.
649 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
650 Naveen.H.S <naveen.hs@kpitcummins.com>
652 * config/sh/constraints.md (I28): New constraint.
653 * config/sh/sh.c (broken_move): Add support for movi20s.
654 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
656 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
657 Jayant Sonar <Jayant.sonar@kpitcummins.com>
658 Naveen.H.S <naveen.hs@kpitcummins.com>
660 * config/sh/sh.c (SH_ATTRIBUTES): Define.
661 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
662 (print_operand): Handle resbank in %@ operand code.
663 (sh_encode_section_info): New.
664 (push_regs): Add conditions for resbank.
665 (sh_expand_epilogue): Likewise.
666 (sh_insert_attributes): Likewise.
667 (sh_attribute_table): Likewise.
668 (sh_handle_resbank_handler_attribute): New.
669 (sh2a_handle_function_vector_handler_attribute): New.
670 (sh2a_is_function_vector_call): New.
671 (sh2a_get_function_vector_number): New.
672 (sh2a_function_vector_p): New.
673 (sh_cfun_resbank_handler_p): New.
674 * config/sh/sh.md (calli): Emit jsr/n if possible.
675 (calli_tbr_rel): New.
676 (calli_pcrel): Emit jsr/n if possible.
677 (return_i): Emit rts/n if possible.
678 (call_valuei_tbr_rel): New.
679 (call_valuei_pcrel): Add condition for SH2A target.
680 (call_value): Likewise.
681 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
682 (sh2a_get_function_vector_number): Likewise.
683 (sh2a_is_function_vector_call): Likewise.
684 * doc/extend.texi: Document TBR relative addressing of SH2A.
685 (resbank): Add description for SH2A.
687 2008-03-24 Richard Guenther <rguenther@suse.de>
690 * gimplify.c (gimplify_modify_expr): For frontend type-correct
691 pointer assignments change conversions according to middle-end rules.
692 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
693 * configure.ac: Include type checking in yes.
694 * configure: Regenerate.
696 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
698 * diagnostic.c (diagnostic_count_diagnostic): Delete.
699 (diagnostic_report_diagnostic): Update. Handle ICEs here.
701 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
703 * gthr-vxworks.h (UNUSED): Define.
705 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
707 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
709 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
711 * doc/extend.texi (Function Attributes): Add missing comma in the
712 example of the "alloc_size" attribute.
714 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
717 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
719 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
722 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
725 * stor-layout.c (update_alignment_for_field): Set minimum alignment
726 of the underlying type of a MS bitfield layout to the natural
727 alignment of the type.
729 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
731 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
732 to their natural alignment to avoid store forwarding stalls.
734 2008-03-22 Richard Guenther <rguenther@suse.de>
736 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
737 For PHI nodes verify the address is invariant.
738 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
739 (get_symbol_constant_value): Use is_gimple_min_invariant.
740 (maybe_fold_stmt_indirect): Likewise.
742 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
744 PR rtl-optimization/33927
745 * Makefile.in (dse.o): Depend on $(TM_P_H).
746 * expr.h (extract_low_bits): Declare.
747 * expmed.c (extract_low_bits): New function.
748 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
749 * dse.c: Include tm_p.h.
750 (find_shift_sequence): Remove the read_reg argument and return the
751 read value. Emit the instructions instead of returning them.
752 Iterate on new_mode rather than calculating it each time.
753 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
754 source to NEW_MODE and extract_low_bits to convert the shifted
756 (replace_read): Allow the load and store to have different mode
757 classes. Use extract_low_bits when SHIFT == 0. Create the shift
758 or extraction instructions before trying the replacement. Update
759 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
761 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
764 to their natural alignment to avoid store forwarding stalls.
766 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
769 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
770 encouraging but not allowing gprs for input;
771 change the input constraint to !f#r.
772 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
774 change the output constraint to !f#r.
776 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
779 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
780 corresponding post-reload splitters.
781 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
782 when x87 FP math is selected.
783 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
784 New function prototype.
785 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
786 unreachable function to ease macroization of insn patterns.
788 2008-03-21 Martin Jambor <mjambor@suse.cz>
790 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
791 reference dumps if ddr is NULL or dependence is unknown.
793 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
795 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
796 unsigned extension into account.
797 (ATOMIC_COMPARE_AND_SWAP): Likewise.
798 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
799 Do computations on a scratch register.
801 2008-03-21 Richard Guenther <rguenther@suse.de>
803 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
804 Use is_gimple_min_invariant instead of TREE_INVARIANT.
805 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
806 * tree-ssa-dom.c (record_equality): Likewise.
807 * tree-inline.c (copy_body_r): Likewise.
808 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
811 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
813 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
814 as 'delete_unused' argument.
816 2008-03-20 Richard Guenther <rguenther@suse.de>
818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
819 special casing of constant qualifiers.
820 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
821 care about them in general.
822 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
823 regardless of their type.
824 (fold_stmt_r): Forcefully fold *& if we end up with that.
826 2008-03-20 Paul Brook <paul@codesourcery.com>
828 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
829 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
831 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
833 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
834 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
836 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
838 * common.opt (Wmudflap): New option.
839 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
840 (mx_register_decls): Likewise.
841 (mudflap_finish_file): Likewise.
842 * doc/invoke.texi: Document -Wno-mudflap.
844 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
846 * c-format.c (replace_format_name_to_system_name): New.
848 (convert_format_name_to_system_name): New.
849 (decode_format_attr): Add use of convert_format_name_to_system_name.
850 (format_types_orig): Add gnu_ prefix to names.
851 (check_format_info_main): Special treating of \0 escaped names for
852 supporting multi-character format specifiers as I32, I64.
853 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
854 (gnu_target_overrides_format_attributes): New.
855 * c-format.h: Add structure target_ovr_attr to hold
856 system specific formatter names.
857 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
858 msformat-c.o file to c_target_objs and cxx_target_objs.
859 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
860 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
861 (TARGET_N_FORMAT_TYPES): New.
862 * config/i386/msformat-c.c: New.
863 * config/i386/t-cygming: Add build rule for msformat-c.o.
864 * doc/extend.texi: Add new format names gnu_* and ms_* and
866 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
868 2008-03-20 Ira Rosen <irar@il.ibm.com>
870 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
871 optimizations turned on under -O3.
872 (ftree-vectorize): Add that the flag is turned on with -O3.
874 2008-03-20 Ben Elliston <bje@au.ibm.com>
876 * regmove.c (try_auto_increment): Fix spelling error in comment.
877 * final.c (final_scan_insn): Likewise.
879 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
882 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
883 allocator preferences for "y" and "r" class registers.
884 ("*mov<mode>_internal"): Ditto.
885 ("*movv2sf_internal_rex64"): Ditto.
886 ("*movv2sf_internal"): Ditto.
888 2008-03-19 Michael Matz <matz@suse.de>
891 * calls.c (expand_call): Check overlap of arguments with call
892 address for sibcalls.
894 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
897 * stor-layout.c (update_alignment_for_field): Set minimum alignment
898 of the underlying type of a MS bitfield layout to the natural
899 alignment of the type.
901 2008-03-19 Jan Hubicka <jh@suse.cz>
904 * toplev.c (decode_d_option): Handle all CPP flags.
905 * tree-vrp.c: Update tree_pass descriptors.
906 * regrename.c: Update tree_pass descriptors.
907 * fwprop.c: Update tree_pass descriptors.
908 * doc/invoke.texi: Remove documentation of dropped -d? flags.
909 * tree-into-ssa.c: Update tree_pass descriptors.
910 * tree-dump.c: Update tree_pass descriptors.
911 * tree-complex.c: Update tree_pass descriptors.
912 * tree-dump.h: Update tree_pass descriptors.
913 * see.c: Update tree_pass descriptors.
914 * cgraphbuild.c: Update tree_pass descriptors.
915 * tracer.c: Update tree_pass descriptors.
916 * tree-loop-distribution.c: Update tree_pass descriptors.
917 * cgraph.c: Update tree_pass descriptors.
918 * postreload-gcse.c: Update tree_pass descriptors.
919 * postreload.c: Update tree_pass descriptors.
920 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
921 * tree-tailcall.c: Update tree_pass descriptors.
922 * tree-pass.h (tree_opt_pass): Rename to ...
923 (opt_pass) ... this one; add "type" field and remove letter field.
924 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
925 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
926 all_lowering_passes): Update declaration.
927 * ipa-cp.c: Update tree_pass descriptors.
928 * final.c: Update tree_pass descriptors.
929 * omp-low.c: Update tree_pass descriptors.
930 * tree-ssa-dse.c: Update tree_pass descriptors.
931 * ipa-reference.c: Update tree_pass descriptors.
932 * tree-ssa-uncprop.c: Update tree_pass descriptors.
933 * auto-inc-dec.c: Update tree_pass descriptors.
934 * reorg.c: Update tree_pass descriptors.
935 * cgraphunit.c: Update tree_pass descriptors.
936 * tree-ssa-copyrename.c: Update tree_pass descriptors.
937 * tree-ssa-ccp.c: Update tree_pass descriptors.
938 * df-core.c: Update tree_pass descriptors.
939 * mode-switching.c: Update tree_pass descriptors.
940 * tree-nomudflap.c: Update tree_pass descriptors.
941 * modulo-sched.c: Update tree_pass descriptors.
942 * ipa-pure-const.c: Update tree_pass descriptors.
943 * cse.c: Update tree_pass descriptors.
944 * web.c: Update tree_pass descriptors.
945 * tree-stdarg.c: Update tree_pass descriptors.
946 * tree-ssa-math-opts.c: Update tree_pass descriptors.
947 * tree-ssa-dom.c: Update tree_pass descriptors.
948 * tree-nrv.c: Update tree_pass descriptors.
949 * tree-ssa-alias.c: Update tree_pass descriptors.
950 * loop-init.c: Update tree_pass descriptors.
951 * gimple-low.c: Update tree_pass descriptors.
952 * ipa-inline.c: Update tree_pass descriptors.
953 * tree-ssa-sink.c: Update tree_pass descriptors.
954 * global.c: Update tree_pass descriptors.
955 * ifcvt.c: Update tree_pass descriptors.
956 * jump.c: Update tree_pass descriptors.
957 * predict.c: Update tree_pass descriptors.
958 * tree-ssa-loop.c: Update tree_pass descriptors.
959 * recog.c: Update tree_pass descriptors.
960 * dse.c: Update tree_pass descriptors.
961 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
962 * tree-eh.c: Update tree_pass descriptors.
963 * regmove.c: Update tree_pass descriptors.
965 * function.c: Update tree_pass descriptors.
966 * tree-vectorizer.c: Update tree_pass descriptors.
967 * gcse.c: Update tree_pass descriptors.
968 * ipa-type-escape.c: Update tree_pass descriptors.
969 * tree-if-conv.c: Update tree_pass descriptors.
970 * init-regs.c: Update tree_pass descriptors.
971 * ipa.c: Update tree_pass descriptors.
972 * tree-ssa-phiopt.c: Update tree_pass descriptors.
973 * rtl-factoring.c: Update tree_pass descriptors.
974 * lower-subreg.c: Update tree_pass descriptors.
975 * bt-load.c: Update tree_pass descriptors.
976 * tree-dfa.c: Update tree_pass descriptors.
977 * except.c: Update tree_pass descriptors.
978 * emit-rtl.c: Update tree_pass descriptors.
979 * cfgexpand.c: Update tree_pass descriptors.
980 * tree-cfgcleanup.c: Update tree_pass descriptors.
981 * cfgcleanup.c: Update tree_pass descriptors.
982 * tree-ssa-pre.c: Update tree_pass descriptors.
983 * tree-sra.c: Update tree_pass descriptors.
984 * tree-mudflap.c: Update tree_pass descriptors.
985 * tree-ssa-copy.c: Update tree_pass descriptors.
986 * cfglayout.c: Update tree_pass descriptors.
987 * tree-ssa-forwprop.c: Update tree_pass descriptors.
988 * tree-ssa-dce.c: Update tree_pass descriptors.
989 * tree-ssa.c: Update tree_pass descriptors.
990 * regclass.c: Update tree_pass descriptors.
991 * integrate.c: Update tree_pass descriptors.
992 * tree-optimize.c: Update tree_pass descriptors.
993 * tree-ssa-phiprop.c: Update tree_pass descriptors.
994 * tree-object-size.c: Update tree_pass descriptors.
995 * combine.c: Update tree_pass descriptors.
996 * tree-outof-ssa.c: Update tree_pass descriptors.
997 * bb-reorder.c: Update tree_pass descriptors.
998 * stack-ptr-mod.c: Update tree_pass descriptors.
999 * var-tracking.c: Update tree_pass descriptors.
1000 * tree-profile.c: Update tree_pass descriptors.
1001 * tree-vect-generic.c: Update tree_pass descriptors.
1002 * reg-stack.c: Update tree_pass descriptors.
1003 * sched-rgn.c: Update tree_pass descriptors.
1004 * tree-ssa-structalias.c: Update tree_pass descriptors.
1005 * tree-cfg.c: Update tree_pass descriptors.
1006 * passes.c (current_pass): Update declaration.
1007 (finish_optimization_passes): Update.
1008 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1009 (register_one_dump_file, register_dump_files_1, next_pass_1):
1011 (init_optimization_passes): Update handling of new types.
1012 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1013 * ipa-struct-reorg.c: Update tree_pass descriptors.
1014 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1015 * combine-stack-adj.c: Update tree_pass descriptors.
1016 * cfgrtl.c: Update tree_pass descriptors.
1017 * dce.c: Update tree_pass descriptors.
1018 * tree-ssanames.c: Update tree_pass descriptors.
1020 2008-03-19 Richard Guenther <rguenther@suse.de>
1023 * tree-ssa.c (walk_data): New structure.
1024 (warn_uninitialized_var): If not always_executed warn with "maybe"
1026 (execute_early_warn_uninitialized): Compute post-dominators.
1027 Initialize always_executed before processing each basic block.
1029 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1032 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1033 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1035 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1037 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1039 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1041 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1043 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1044 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1045 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1046 target after ignore has been set, and move there also the commputation
1047 of subtarget and original_target.
1048 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1049 (LANG_HOOKS_INITIALIZER): Remove it.
1050 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1052 2008-03-18 Richard Guenther <rguenther@suse.de>
1054 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1055 found an expression with constants, note that in the VN for the lhs.
1056 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1057 fold them to constants if possible. Run cleanup_cfg if done so.
1058 (execute_pre): Return todo.
1060 (execute_fre): Likewise.
1061 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1063 (get_prop_source_stmt): Look through pointer conversions.
1065 2008-03-18 Jan Hubicka <jh@suse.cz>
1067 * tree-pretty-print.c: Include predict.h.
1068 (dump_generic_node): Dump predictor.
1069 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1070 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1071 * gimple-low.c (lower_stmt): Likewise.
1072 * expr.c (expand_expr_real): Likewise.
1073 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1075 (build_predict_expr, build_predict_expr): New.
1076 * predict.h (predictor_name, build_predict_expr): Update.
1077 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1078 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1079 * predict.def (PRED_CONTINUE): Update hitrate.
1080 * tree.def (PREDICT_EXPR): Define.
1081 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1082 do not handle BIND_EXPR.
1083 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1084 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1085 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1088 2008-03-18 Michael Matz <matz@suse.de>
1090 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1092 2008-03-18 Richard Guenther <rguenther@suse.de>
1094 * tree-gimple.h (is_gimple_invariant_address): Declare.
1095 (is_gimple_constant): Likewise.
1096 * tree-gimple.c (is_gimple_constant): New function.
1097 (is_gimple_invariant_address): Likewise.
1098 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1099 and is_gimple_invariant_address.
1100 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1102 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1103 an addressable base.
1105 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1108 * gimplify.c (gimplify_expr): Gimplify second operand of
1111 2008-03-17 Richard Guenther <rguenther@suse.de>
1113 PR tree-optimization/19637
1114 * fold-const.c (fold_unary): Remove restrictions of removing
1115 intermediate pointer-conversions (P2)(P1)P0.
1116 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1117 conversion to void pointer.
1118 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1120 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1123 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1124 emulated thread local variables.
1126 2008-03-16 Richard Guenther <rguenther@suse.de>
1129 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1130 expand TREE_INVARIANT operations that are not gimple invariant.
1132 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1134 * doc/extend.texi (Alignment): Say that the ABI controls
1135 the __alignof__ for non-strict-alignment targets rather
1136 than being a recommendation.
1138 2008-03-15 Paul Brook <paul@codesourcery.com>
1140 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1142 (arm_output_fn_unwind): Mark functions that can not be unwound.
1144 2008-03-15 Paul Brook <paul@codesourcery.com>
1146 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1147 extension instructions.
1149 2008-03-15 Richard Guenther <rguenther@suse.de>
1151 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1152 and fold constant aggregate refs.
1153 (fold_const_aggregate_ref): Handle string constants
1154 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1155 (evaluate_stmt): Simplify now that ccp_fold folds constant
1158 2008-03-15 Paul Brook <paul@codesourcery.com>
1160 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1161 (extzv): Use gen_extzv_t2.
1162 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1164 2008-03-15 Richard Guenther <rguenther@suse.de>
1166 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1167 (fold_const_aggregate_ref): Likewise.
1168 (get_value): Return NULL if we don't have any values.
1169 (ccp_finalize): Set const_val to NULL after freeing it.
1170 * tree-flow.h (get_symbol_constant_value): Declare.
1171 (fold_const_aggregate_ref): Likewise.
1172 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1174 2008-03-15 Richard Guenther <rguenther@suse.de>
1177 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1178 to not produce negative array indices if not allowed. Add
1179 parameter to indicate that.
1180 (maybe_fold_offset_to_component_ref): Allow negative array
1181 indices only for the first member of a structure.
1182 (maybe_fold_offset_to_reference): Allow negative array indices.
1183 (maybe_fold_stmt_addition): Likewise.
1185 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1186 Anatoly Sokolov <aesok@post.ru>
1188 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1189 (avr_arch): Add ARCH_AVR6.
1190 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1191 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1192 instead of fixed value 2.
1193 (print_operand_address): Use gs() asm specifier instead of pm().
1194 (avr_assemble_integer): (Ditto.).
1195 (avr_output_addr_vec_elt): (Ditto.).
1196 (print_operand): Handle "!" code.
1197 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1198 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1199 (AVR_HAVE_EIJMP_EICALL): Define.
1200 (AVR_3_BYTE_PC): Redefine.
1201 (AVR_2_BYTE_PC): (Ditto.).
1202 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1203 (LINK_SPEC): Add atmega2560 and atmega2561.
1204 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1206 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1207 for 3 byte PC devices.
1208 (call_value_insn): (Ditto.).
1209 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1210 (indirect_jump): Use only for for 2 byte PC devices.
1211 (*tablejump): (Ditto.).
1212 (*indirect_jump_avr6): Add insn.
1213 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1214 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1215 instead of ijmp for 3 byte PC devices.
1216 (__tablejump2__): (Ditto.).
1217 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1218 (MULITLIB_DIRNAMES): (Ditto.).
1219 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1221 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1224 "sse2_umulsidi3". Use V1DI mode for operand 0.
1225 ("mmx_psadbw"): Use V1DI mode for operand 0.
1226 * config/i386/i386-modes.def (V1SI): New vector mode.
1227 * config/i386/i386.c (struct builtin_description)
1228 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1229 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1230 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1231 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1232 v1di_ftype_v8qi_v8qi type.
1233 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1235 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1236 __builtin_ia32_pmuludq]: Fix the mode of return value.
1238 2008-03-15 Richard Guenther <rguenther@suse.de>
1241 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1244 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1246 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1247 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1248 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1249 unless TARGET_SERIALIZE_VOLATILE is enabled.
1250 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1251 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1252 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1254 2008-03-14 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/34172
1257 * tree-flow.h (refs_may_alias_p): Declare.
1258 (get_single_def_stmt): Likewise.
1259 (get_single_def_stmt_from_phi): Likewise.
1260 (get_single_def_stmt_with_phi): Likewise.
1261 * tree-dfa.c (refs_may_alias_p): New function.
1262 (get_single_def_stmt): Likewise.
1263 (get_single_def_stmt_from_phi): Likewise.
1264 (get_single_def_stmt_with_phi): Likewise.
1265 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1266 (vn_reference_lookup_1): New helper function.
1267 (vn_reference_lookup): Walk the virtual use-def chain to
1268 continue searching for a match if the def does not alias the
1269 reference we are looking for.
1271 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1273 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1274 archive and Perzl. Update The Written Word listing.
1276 2008-03-14 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/34043
1279 PR tree-optimization/33989
1280 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1282 (bitmap_find_leader): Use extra argument to verify dominance
1283 relationship inside a basic-block.
1284 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1285 (find_leader_in_sets): Adjust.
1286 (create_component_ref_by_pieces): Take extra argument for
1287 dominance check, handle lookup failures.
1288 (find_or_generate_expression): Likewise.
1289 (create_expression_by_pieces): Likewise.
1290 (insert_into_preds_of_block): Adjust.
1291 (create_value_expr_from): If asked for, verify all operands
1292 are in the blocks AVAIL_OUT set.
1293 (make_values_for_stmt): Check for SSA_NAMEs that are life
1294 over an abnormal edge.
1295 (compute_avail): Remove such check.
1296 (do_SCCVN_insertion): New function.
1297 (eliminate): If we do not find a leader suitable for replacement
1298 insert a replacement expression from SCCVN if available.
1299 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1300 (struct vn_ssa_aux): Add needs_insertion flag.
1301 * tree-ssa-sccvn.c (may_insert): New global flag.
1302 (copy_reference_ops_from_ref): Value-number union member access
1303 based on its size, not type and member if insertion is allowed.
1304 (visit_reference_op_load): For a weak match from union type
1305 punning lookup a view-converted value and insert a SSA_NAME
1306 for that value if that is not found.
1307 (visit_use): Make dumps shorter. Do not disallow value numbering
1308 SSA_NAMEs that are life over an abnormal edge to constants.
1309 (free_scc_vn): Release inserted SSA_NAMEs.
1310 (run_scc_vn): New flag to specify whether insertion is allowed.
1311 Process SSA_NAMEs in forward order.
1312 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1313 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1314 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1315 pointer type to/from integral types that do not change the
1316 precision to regular conversions.
1318 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1320 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1321 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1322 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1323 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1324 input arguments and the mode of return value. Built-in functions
1325 that operate on whole 64-bit MMX register now use V1DI mode.
1327 2008-03-13 Alon Dayan <alond@il.ibm.com>
1328 Olga Golovanevsky <olga@il.ibm.com>
1330 PR tree-optimization/35041
1331 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1332 to locate the right position in a statement.
1334 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/xmmintrin.h: Change all static inline functions to
1339 extern inline and add __gnu_inline__ attribute.
1340 * config/i386/bmintrin.h: Ditto.
1341 * config/i386/smmintrin.h: Ditto.
1342 * config/i386/tmmintrin.h: Ditto.
1343 * config/i386/mmintrin-common.h: Ditto.
1344 * config/i386/ammintrin.h: Ditto.
1345 * config/i386/emmintrin.h: Ditto.
1346 * config/i386/pmmintrin.h: Ditto.
1347 * config/i386/mmintrin.h: Ditto.
1348 * config/i386/mm3dnow.h: Ditto.
1350 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1353 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1354 (lower_omp_2): New function.
1355 (lower_omp_1, lower_omp): Rewritten.
1357 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1360 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1361 with the phrase "Microsoft Windows compilers".
1362 (Push/Pop Macro Pragmas): New subsection. Document
1363 #pragma push_macro and pragma pop_macro.
1365 2008-03-12 Paul Brook <paul@codesourcery.com>
1367 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1369 2008-03-12 Paul Brook <paul@codesourcery.com>
1371 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1372 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1373 (thumb2_addsi_shortim): Rename ...
1374 (thumb2_addsi_short): ... to this. Allow register operands.
1375 (thumb2_subsi_short): New pattern.
1376 (thumb2_one_cmplsi2_short,
1377 thumb2_negsi2_short): New patterns and peepholes.
1379 2008-03-12 Paul Brook <paul@codesourcery.com>
1381 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1383 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.md (int_cond): New code iterator.
1387 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1388 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1389 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1390 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1391 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1392 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1393 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1394 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1396 2008-03-12 Paul Brook <paul@codesourcery.com>
1398 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1399 instead of {arm,thumb}_compute_save_reg_mask.
1400 (output_return_instruction): Ditto.
1401 (thumb_unexpanded_epilogue): Ditto.
1402 (thumb1_expand_prologue): Ditto.
1403 (thumb1_output_function_prologue): Ditto.
1404 (arm_set_return_address): Ditto.
1405 (thumb_set_return_address): Ditto.
1406 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1407 regs to achieve stack alignment.
1408 (thumb1_compute_save_reg_mask): Fix compiler warning.
1409 (arm_output_epilogue): Use offsets->saved_regs_mask.
1410 Adjust stack pointer by poping call clobered registers.
1411 (arm_expand_prologue): Use offsets->saved_regs_mask.
1412 Adjust stack pointer by pushing extra registers.
1413 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1415 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1418 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1419 conversion to the operands of a multiplication.
1421 2008-03-12 Richard Guenther <rguenther@suse.de>
1423 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1424 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1425 * timevar.def (TV_TREE_PHIPROP): Add.
1426 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1427 pass description. Use TV_TREE_PHIPROP.
1428 * tree-ssa-forwprop.c: Remove phiprop code.
1430 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1433 * omp-low.c (maybe_lookup_decl): Constify first argument.
1434 (use_pointer_for_field): Change last argument from bool to
1435 omp_context *. Disallow shared copy-in/out in nested
1436 parallel if decl is shared in outer parallel too.
1437 (build_outer_var_ref, scan_sharing_clauses,
1438 lower_rec_input_clauses, lower_copyprivate_clauses,
1439 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1441 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1442 Ira Rosen <irar@il.ibm.com>
1444 * tree-vectorizer.c (free_stmt_vec_info): New function.
1445 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1446 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1447 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1448 * tree-vect-transform.c (vectorizable_conversion): Free
1449 vec_oprnds0 if it was allocated.
1450 (vect_permute_store_chain): Remove unused VECs.
1451 (vectorizable_store): Free VECs that are allocated in the..
1453 (vect_transform_strided_load, vectorizable_load): Likewise.
1454 (vect_remove_stores): Simplify the code.
1455 (vect_transform_loop): Move code to vect_remove_stores().
1456 Call vect_remove_stores() and free_stmt_vec_info().
1458 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1460 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1461 TARGET_HPUX. Revise comment.
1462 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1463 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1464 Use sr4 variant of `be' instruction when not generating PIC code.
1465 (attr_length_call): Adjust for above change.
1467 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1469 * ipa-reference.c (static_execute): Remove module_statics_const and
1470 associated setting code.
1472 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1475 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1476 predicate for operand 1.
1477 (paritysi2_cmp): Use register_operand predicate for operand 2.
1478 Use earlyclobber modifier for operand 1. Remove support for
1480 (paritydi2_cmp): Use register_operand predicate for operand 3.
1481 Use earlyclobber modifier for operand 1. Remove support for
1484 2008-03-11 Paul Brook <paul@codesourcery.com>
1485 Vladimir Prus <vladimir@codesourcery.com>
1487 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1488 (arm_compute_save_reg0_reg12_mask): Always
1489 check if register 11 must be saved. Always safe hard frame pointer
1490 when frame_pointer_needeed.
1491 (arm_compute_save_reg_mask): Save IP and PC
1492 only with apcs frames.
1493 (arm_output_epilogue): Adjust Thumb2 codepath to
1494 be also invoked and work for ARM non-apcs frames.
1495 (arm_expand_prologue): Don't bother saving IP
1496 for non-apcs frame, since it's not clobbered by
1497 prologue code. Implement non-apcs frame
1500 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1502 PR rtl-optimization/35281
1503 * expr.c (convert_move): Use a new pseudo for the intermediate
1504 from_mode->word_mode result.
1506 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1508 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1509 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1510 * toplev.c (compile_file): Don't call it.
1512 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1515 * expr.c (store_expr): Call emit_block_move if the mode
1516 of "temp" RTX is BLKmode.
1518 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1519 Richard Guenther <rguenther@suse.de>
1521 PR tree-optimization/31358
1522 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1523 the step with a NULL_TREE.
1524 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1525 to sizetype if type is a pointer type.
1526 (add_candidate_1): Don't convert the base and step to
1527 the generic type if the orginal type is a pointer type.
1528 (add_iv_value_candidates): Use sizetype for the step
1529 if type is a pointer type.
1530 (cand_value_at): Likewise.
1531 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1533 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1534 Don't convert the tem affine to the type.
1535 (add_elt_to_tree): Use sizetype for the step if a pointer.
1536 Use POINTER_PLUS_EXPR for pointers.
1537 (aff_combination_to_tree): Use sizetype for the step if a
1540 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1542 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1543 Remove commutativity hint.
1545 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1549 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1550 errorneous type. Check that v is a VAR_DECL.
1553 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1555 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1557 PR tree-optimization/35494
1558 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1559 may be overriden at link and run time.
1561 2008-03-10 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/34677
1564 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1565 (poolify_tree): Likewise.
1566 (modify_expr_template): Likewise.
1567 (poolify_modify_stmt): Likewise.
1568 (insert_fake_stores): Handle all component-ref style stores
1569 in addition to INDIRECT_REF. Also handle complex types.
1570 Do not poolify the inserted load.
1571 (realify_fake_stores): Do not rebuild the tree but only
1572 make it a SSA_NAME copy.
1573 (init_pre): Remove initialzation of modify_expr_template.
1574 Do not allocate modify_expr_node_pool.
1575 (fini_pre): Do not free modify_expr_node_pool.
1577 2008-03-10 Paul Brook <paul@codesourcery.com>
1579 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1582 2008-03-10 Paul Brook <paul@codesourcery.com>
1583 Mark Shinwell <shinwell@codesourcery.com>
1585 * config/arm/cortex-r4.md: New.
1586 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1588 * config/arm/arm.md: Include cortex-r4.md.
1589 (insn): Add smmls, sdiv and udiv values.
1590 (generic_sched): Don't use generic scheduling for Cortex-R4.
1591 (arm_issue_rate): New function.
1592 (TARGET_SCHED_ISSUE_RATE): Define.
1594 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1596 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1598 2008-03-10 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1601 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1603 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1605 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1606 Set default to true.
1608 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1610 * c.opt (Wsynth): Deprecate.
1611 * doc/invoke.texi (Option Summary, Warning Options): Document
1612 -Wno-format-contains-nul.
1614 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1618 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1620 2008-03-09 Ira Rosen <irar@il.ibm.com>
1622 * config/rs6000/rs6000.c (builtin_description): Rename vector
1623 left shift operations.
1624 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1625 (altivec_vsl<VI_char>): Rename to ...
1626 (ashl<mode>3): ... new name.
1627 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1629 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1631 2008-03-08 Richard Guenther <rguenther@suse.de>
1633 * coverage.h (tree_coverage_counter_addr): Declare.
1634 * coverage.c (tree_coverage_counter_addr): New function.
1635 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1637 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1638 (tree_gen_one_value_profiler): Likewise.
1639 (tree_gen_ic_profiler): Likewise.
1640 (tree_gen_average_profiler): Likewise.
1641 (tree_gen_ior_profiler): Likewise.
1643 2008-03-08 Richard Guenther <rguenther@suse.de>
1645 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1646 (vn_binary_op_insert): Likewise.
1647 (vn_unary_op_lookup): Likewise.
1648 (vn_unary_op_insert): Likewise.
1649 (vn_nary_op_lookup): Declare.
1650 (vn_nary_op_insert): Likewise.
1651 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1652 and binary hashes, use a single obstack for unary_op_pool
1654 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1655 a single struct vn_nary_op_s. Store tree code length and
1656 a variable number of operands.
1657 (struct vn_reference_op_struct): Remove unused op2.
1658 (vn_reference_op_eq): Do not compare op2.
1659 (vn_reference_op_compute_hash): Do not compute hash of op2.
1660 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1661 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1662 with vn_nary_op_compute_hash.
1663 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1664 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1666 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1668 (visit_unary_op): Call nary functions.
1669 (visit_binary_op): Likewise.
1670 (process_scc): Adjust for struct vn_tables_s changes.
1671 (allocate_vn_table): Likewise.
1672 (free_vn_table): Likewise.
1673 * tree-vn.c (vn_add): Call nary functions.
1674 (vn_lookup): Likewise.
1676 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1679 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1680 wdst back after sync_compare_and_swapqhi_internal.
1682 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1685 * config/i386/i386-modes.def (V1DI): New vector mode.
1686 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1687 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1688 (MMXMODE248): Ditto.
1689 (MMXMODE): Add V1DI mode.
1690 (mmxvecsize): Change DI mode to V1DI mode.
1691 ("mov<mode>): Use MMXMODEI8 mode iterator.
1692 ("*mov<mode>_internal_rex64"): Ditto.
1693 ("*mov<mode>_internal"): Ditto.
1694 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1695 ("mmx_sub<mode>3"): Ditto.
1696 ("mmx_adddi3"): Remove insn pattern.
1697 ("mmx_subdi3"): Ditto.
1698 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1699 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1700 ("mmx_ashl<mode>3"): Ditto.
1701 ("mmx_lshrdi3"): Remove insn pattern.
1702 ("mmx_ashldi3"): Ditto.
1703 * config/i386/i386.c (classify_argument): Handle V1DImode.
1704 (function_arg_advance_32): Ditto.
1705 (function_arg_32): Ditto.
1706 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1707 mmx_addv1di3 insn pattern.
1708 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1709 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1710 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1711 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1712 Remove definitions of built-in functions.
1713 (V1DI_type_node): New node.
1714 (v1di_ftype_v1di_int): Ditto.
1715 (v1di_ftype_v1di_v1di): Ditto.
1716 (v2si_ftype_v2si_si): Ditto.
1717 (v4hi_ftype_v4hi_di): Remove node.
1718 (v2si_ftype_v2si_di): Ditto.
1719 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1720 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1721 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1722 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1723 Add new builtins using def_builtin_const.
1724 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1725 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1726 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1727 * config/i386/mmintrin.h (__v1di): New typedef.
1728 (_mm_add_si64): Cast arguments to __v1di type.
1729 (_mm_sub_si64): Ditto.
1730 (_mm_sll_pi16): Cast __count to __v4hi type.
1731 (_mm_sll_pi32): Cast __count to __v2si type.
1732 (_mm_sll_si64): Cast arguments to __v1di type.
1733 (_mm_srl_pi16): Cast __count to __v4hi type.
1734 (_mm_srl_pi32): Cast __count to __v2si type.
1735 (_mm_srl_si64): Cast arguments to __v1di type.
1736 (_mm_sra_pi16): Cast __count to __v4hi type.
1737 (_mm_sra_pi32): Cast __count to __v2si type.
1738 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1739 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1740 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1741 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1742 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1743 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1744 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1745 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1746 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1747 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1748 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1749 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1751 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1753 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1755 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1758 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1759 reg+const addressing for Altivec modes. Don't generate reg+reg
1760 addressing for TFmode or TDmode quantities.
1762 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1764 * c-common.c (vector_types_convertible_p): Call langhook
1765 instead of comptypes.
1767 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1770 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1771 integral and scalar float variables which have a
1774 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1776 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1777 dwarf_register_span hook when emitting unwind information for
1778 register-to-memory saves.
1779 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1780 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1782 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1784 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1785 for the same VAR_DECL.
1787 2008-03-06 Tom Tromey <tromey@redhat.com>
1790 * doc/standards.texi (Standards): Don't mention treelang.
1791 * doc/invoke.texi (Overall Options): Don't mention treelang.
1792 * doc/install.texi (Prerequisites): Don't mention bison or
1794 (Configuration): Don't mention treelang.
1795 (Building): Likewise.
1796 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1798 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1800 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1801 word-extractions out of a multi-word object.
1803 2008-03-06 Richard Guenther <rguenther@suse.de>
1805 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1806 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1807 result type and precision.
1808 * expr.c (get_inner_reference): Set unsignedp based on the result
1809 type of BIT_FIELD_REF.
1810 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1811 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1812 (try_instantiate_multiple_fields): Likewise. Use the correct type
1814 (sra_build_assignment): Likewise.
1815 (sra_build_elt_assignment): Likewise.
1816 (sra_explode_bitfield_assignment): Likewise.
1817 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1818 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1819 set BIT_FIELD_REF_UNSIGNED.
1820 (vectorizable_load): Likewise.
1822 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1824 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1827 2008-03-06 Richard Guenther <rguenther@suse.de>
1829 * alias.c (struct alias_set_entry): Move has_zero_child field
1830 to pack with alias_set.
1832 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1834 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1837 2008-03-05 Ian Lance Taylor <iant@google.com>
1839 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1841 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1843 * fwprop.c (update_df): Support width and offset parameters of
1845 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1846 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
1850 df_ref_create_structure, df_def_record_1, df_uses_record,
1851 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1852 df_bb_refs_collect, df_entry_block_defs_collect,
1853 df_exit_block_uses_collect): Support new width and offset fields.
1854 (ref_extract_pool): New storage pool.
1855 (df_free_ref): New function.
1856 (df_reg_chain_unlink, df_free_collection_rec,
1857 df_sort_and_compress_refs): Call df_free_ref.
1858 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1860 (df_ref_create_structure): Allocate df_ref_extract if offset and
1861 width fields are used.
1862 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1863 (df_uses_record): Get offset and width from ZERO_EXTRACT
1865 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1866 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1867 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1868 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1869 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1870 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1871 (df_ref_extract): New structure.
1872 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1873 (df_ref_create): Add width and offset parameters.
1875 2008-03-05 Richard Guenther <rguenther@suse.de>
1877 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1878 Use ranges_overlap_p.
1879 (offset_overlaps_with_access): Rename
1880 to ranges_overlap_p and move ...
1881 * tree-flow-inline.h (ranges_overlap_p): ... here.
1883 * tree.h (get_inner_reference, handled_component_p): Update
1886 * tree.h (record_component_aliases, get_alias_set,
1887 alias_sets_conflict_p, alias_sets_must_conflict_p,
1888 objects_must_conflict_p): Move declarations ...
1889 * alias.h (record_component_aliases, get_alias_set,
1890 alias_sets_conflict_p, alias_sets_must_conflict_p,
1891 objects_must_conflict_p): ... here.
1892 Include coretypes.h.
1893 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1895 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1897 * cfg.c: Include tree-flow.h.
1898 (remove_edge_raw): Call redirect_edge_var_map_clear.
1899 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1900 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1901 (redirect_edge_var_map_result): New.
1902 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1903 PENDING_STMT use with redirect_edge_var_map_*.
1904 * tree-ssa.c (edge_var_maps): New definition.
1905 (redirect_edge_var_map_add): New.
1906 (redirect_edge_var_map_clear): New.
1907 (redirect_edge_var_map_dup): New.
1908 (redirect_edge_var_map_vector): New.
1909 (redirect_edge_var_map_destroy): New.
1910 (ssa_redirect_edge): Replace PENDING_STMT use with
1911 redirect_edge_var_map_*.
1912 (flush_pending_stmts): Same.
1913 (delete_tree_ssa): Destroy edge var map.
1914 * tree-flow.h (struct _edge_var_map): New.
1915 Define edge_var_map vector type.
1916 Declare redirect_edge_var_map_* prototypes.
1917 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1918 * tree-cfg.c (reinstall_phi_args): Replace
1919 PENDING_STMT use with redirect_edge_var_map_*.
1921 2008-03-05 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/35472
1924 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1925 whose single use_stmt has a overlapping set of loaded and
1926 stored symbols as that use_stmt might be a noop assignment then.
1928 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1930 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1932 2008-03-05 Richard Guenther <rguenther@suse.de>
1935 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1936 should be constants.
1937 * tree-cfg.c (verify_expr): Verify it.
1938 * fold-const.c (fold_truthop): Remove code generating
1939 BIT_FIELD_REFs of structure bases.
1940 (fold_binary): Likewise.
1941 (fold_ternary): Position and size of BIT_FIELD_REFs are
1942 always host integers.
1943 (make_bit_field_ref): Remove.
1944 (optimize_bit_field_compare): Remove.
1945 (all_ones_mask_p): Remove.
1947 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1950 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1951 (split_block_and_df_analyze): New. Split basic block and rebuild
1953 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1955 (split_pattern_seq): Likewise.
1956 (erase_matching_seqs): Likewise.
1957 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1959 2008-03-04 Geoff Keating <geoffk@apple.com>
1961 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1962 declaration and code.
1963 (tree_invalid_nonnegative_warnv_p): Likewise.
1965 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1967 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1968 examples. Truncate option-names then causing overfull hbox.
1970 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1973 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1975 * configure: Rebuilt.
1977 2008-03-04 Rafael Espindola <espindola@google.com>
1979 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1980 (tree_unary_nonnegative_warnv_p): New.
1981 (tree_binary_nonnegative_warnv_p): New.
1982 (tree_single_nonnegative_warnv_p): New.
1983 (tree_invalid_nonnegative_warnv_p): New.
1984 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1986 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1989 * opts.c (handle_option): Postpone 'unknown option' errors only for
1992 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1995 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1998 2008-03-04 Rafael Espindola <espindola@google.com>
2000 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2001 (tree_binary_nonzero_warnv_p): New.
2002 (tree_single_nonzero_warnv_p): New.
2003 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2005 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2008 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2009 transformations for modes that have signed zeros.
2010 * ifcvt.c (noce_try_abs): Ditto.
2012 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2014 * config/i386/i386.c (override_options): Force
2015 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2017 2008-03-04 Jan Hubicka <jh@suse.cz>
2020 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2023 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2025 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2026 label to probe the stack.
2028 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2030 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2031 (__gthr_win32_mutex_destroy): Declare.
2032 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2033 __gthr_win32_mutex_destroy.
2034 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2036 2008-03-03 Jan Hubicka <jh@suse.cz>
2039 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2040 aggressive on inlining cold calls.
2042 2008-03-03 Richard Guenther <rguenther@suse.de>
2044 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2045 struct copies into the expression table.
2046 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2047 (try_to_simplify): Likewise.
2048 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2049 integral and pointer arguments which do not change the
2050 precision to NOP_EXPRs.
2051 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2052 VIEW_CONVERT_EXPR case.
2054 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2056 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2057 defined in a loop at depth 0 is invariant.
2058 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2059 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2060 be called at loop depth 0.
2062 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2065 * gcc.c (process_command): Update copyright notice dates.
2066 * gcov.c (print_version): Likewise.
2067 * gcov-dump.c (print_version): Likewise.
2068 * mips-tfile.c (main): Likewise.
2069 * mips-tdump.c (main): Likewise.
2071 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2074 * c-common.c (flag_permissive): Delete.
2075 (constant_expression_warnings): Check flags first.
2076 (constant_expression_error): New.
2077 * c-common.h (flag_permissive): Delete.
2078 (constant_expression_error): Declare.
2079 * flags.h (flag_permissive): Declare. Update description.
2080 * diagnostic.c (pedwarn): Update.
2082 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2083 (permissive_error_kind): New.
2084 * toplev.c (flag_permissive): Define. Update description.
2085 * toplev.h (permissive_error_kind): Declare.
2086 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2087 (pedwarn_c90): Use pedantic_warning_kind.
2088 * c-opts.c (c_common_post_options): flag_permissive does not affect
2089 flag_pedantic_errors.
2091 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2093 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2094 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2095 __absvsi2, __absvDI2): Use unsigned arithmetic.
2097 2008-03-02 Andi Kleen <ak@suse.de>
2098 Richard Guenther <rguenther@suse.de>
2100 * struct-equiv.c: Remove file.
2101 * cfg_cleanup.c (condjump_equiv_p): Remove.
2102 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2103 (struct-equiv.o): Remove rule.
2104 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2105 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2106 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2108 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2110 * ifcvt.c (noce_process_if_block): Try to handle only the then
2111 block if the else block exists but isn't suitable.
2113 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2116 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2117 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2118 regression from previous patch.
2120 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2123 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2125 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2126 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2127 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2128 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2129 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2130 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2131 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2132 (__gthread_mutex_destroy_function): Rename to
2133 __gthread_mutex_destroy.
2134 * gthr-dce.h (__gthread_mutex_destroy): Call
2135 pthread_mutex_destroy.
2136 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2137 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2138 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2140 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2142 * df-scan.c (df_ref_chain_change_bb): Simplify.
2143 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2144 set_block_for_insn if there's any change.
2145 * df.h ((df_insn_change_bb): Fix prototype.
2146 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2147 df_insn_change_bb, don't call set_block_for_insn.
2148 * emit-rtl.c (reorder_insns): Likewise.
2149 * haifa-sched.c (move_insn): Likewise.
2151 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2153 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2155 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2157 * tree-flow-inline.h (next_readonly_imm_use): Return
2158 NULL_USE_OPERAND_P after the end.
2160 2008-03-01 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/35411
2163 * tree-sra.c (sra_build_assignment): Split conversion to
2164 final type to a separate statement if we are not assigning
2167 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2169 * fold-const.c (fold_convertible_p): Correct the logic to follow
2170 that in fold_convert().
2172 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2175 * tree-inline.c (build_duplicate_type): When we make a
2176 duplicate type, make it unique in the canonical types system.
2178 2008-02-29 Tom Tromey <tromey@redhat.com>
2180 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2181 input_file_stack_history, input_file_stack_restored): Remove.
2182 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2183 * input.h (struct file_stack): Remove.
2184 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2185 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2187 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2189 (diagnostic_last_module_changed): Add 'map' argument.
2190 (diagnostic_set_last_function): Likewise.
2191 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2192 line map, not input_file_stack.
2193 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2195 2008-02-29 Paul Brook <paul@codesourcery.com>
2197 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2199 2008-02-29 Paul Brook <paul@codesourcery.com>
2201 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2203 2008-02-29 Richard Guenther <rguenther@suse.de>
2205 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2207 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2208 value for comparing for a store match.
2209 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2210 (try_to_simplify): Do not do a full-blown reference lookup.
2212 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2214 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2215 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2217 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2219 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2221 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2222 strides against cache sizes.
2224 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2226 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2229 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2231 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2232 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2233 is smaller than the original promoted value.
2234 (simplify_subreg): If OP is a SUBREG, try to preserve its
2235 SUBREG_PROMOTED_VAR_P information.
2237 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2239 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2240 (VN_INFO_GET): Allocate new objects on the obstack.
2241 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2242 for rpo_numbers_temp, for consistency.
2243 (free_scc_vn): Free the obstack.
2245 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2247 * doc/invoke.texi: Document -ftree-loop-distribution.
2248 * tree-loop-distribution.c: New.
2249 * tree-pass.h (pass_loop_distribution): New.
2250 * graphds.h (struct graph): Add htab_t indices.
2251 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2252 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2253 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2254 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2255 * tree-data-ref.c (debug_data_dependence_relations): New.
2256 (dump_data_dependence_relation): Also print data references.
2257 (free_data_ref): Extern.
2258 (same_access_functions): Moved...
2259 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2260 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2261 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2262 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2263 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2264 (stmts_from_loop): Skip LABEL_EXPR.
2265 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2267 (build_rdg): Initialize rdg->indices htab.
2268 (free_rdg, stores_from_loop, ref_base_address,
2269 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2270 have_similar_memory_accesses_1, ref_base_address_1,
2271 remove_similar_memory_refs): New.
2272 * tree-data-ref.h: Depend on tree-chrec.h.
2273 (debug_data_dependence_relations, free_data_ref): Declared.
2274 (same_access_functions): ... here.
2275 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2277 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2278 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2279 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2280 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2281 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2282 rdg_vertex_for_stmt): Declared.
2283 (struct rdg_edge): Add level.
2285 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2286 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2288 (rdg_has_similar_memory_accesses): New.
2289 * tree-vect-analyze.c: Remove unused static decls.
2290 * lambda.h (dependence_level): New.
2291 * common.opt (ftree-loop-distribution): New.
2292 * tree-flow.h (mark_virtual_ops_in_bb,
2293 slpeel_tree_duplicate_loop_to_edge_cfg,
2294 rename_variables_in_loop): Declared.
2295 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2296 (OBJS-common): Add tree-loop-distribution.o.
2297 (tree-loop-distribution.o): New rule.
2298 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2299 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2300 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2302 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2305 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2306 other than structures and unions.
2308 2008-02-28 Richard Guenther <rguenther@suse.de>
2311 2008-02-26 Richard Guenther <rguenther@suse.de>
2313 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2314 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2315 (lookup_decl_from_uid): Declare.
2316 (remove_decl_from_map): Likewise.
2317 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2318 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2319 (decl_for_uid_map): New global hashtable mapping DECL_UID
2321 (init_ttree): Allocate it.
2322 (insert_decl_to_uid_decl_map): New helper function.
2323 (make_node_stat): Insert new decls into the map.
2324 (copy_node_stat): Likewise.
2325 (lookup_decl_from_uid): New function.
2326 (remove_decl_from_map): Likewise.
2327 (print_decl_for_uid_map_statistics): New helper.
2328 (dump_tree_statistics): Call it.
2330 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2331 (referenced_var_iterator): Adjust.
2332 (FOR_EACH_REFERENCED_VAR): Adjust.
2333 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2334 (num_referenced_vars): Adjust.
2335 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2336 (first_referenced_var): Remove.
2337 (end_referenced_vars_p): Likewise.
2338 (next_referenced_var): Likewise.
2339 (referenced_var_iterator_set): New helper function.
2340 * tree-dfa.c (referenced_var_lookup): Adjust.
2341 (referenced_var_check_and_insert): Likewise.
2342 (remove_referenced_var): Likewise.
2343 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2344 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2345 (verify_call_clobbering): Likewise.
2346 (verify_memory_partitions): Likewise.
2347 (init_tree_ssa): Allocate bitmap instead of hashtable for
2349 (delete_tree_ssa): Adjust.
2350 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2351 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2352 (compute_tag_properties): Likewise.
2353 (set_initial_properties): Likewise.
2354 (find_partition_for): Likewise.
2355 (update_reference_counts): Likewise.
2356 (dump_may_aliases_for): Likewise.
2357 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2358 (add_call_clobber_ops): Likewise.
2359 (add_call_read_ops): Likewise.
2360 (get_asm_expr_operands): Likewise.
2361 * tree-into-ssa.c (dump_decl_set): Likewise.
2362 (update_ssa): Likewise.
2363 * tree-sra.c (scan_function): Likewise.
2364 (decide_instantiations): Likewise.
2365 (scalarize_parms): Likewise.
2366 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2367 (dsa_named_for): Likewise.
2368 * tree-ssa-structalias.c (update_alias_info): Likewise.
2369 (merge_smts_into): Likewise.
2371 2008-02-27 David Daney <ddaney@avtrex.com>
2374 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2375 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2376 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2377 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2378 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2380 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2383 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2384 (BUILT_IN_NEXTTOWARD): Remove.
2385 (BUILT_IN_NEXTTOWARDF): Ditto.
2386 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2387 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2389 2008-02-27 Tom Tromey <tromey@redhat.com>
2391 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2392 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2394 2008-02-27 Jan Beulich <jbeulich@novell.com>
2396 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2397 update the respective field on newdecl.
2399 2008-02-27 Revital Eres <eres@il.ibm.com>
2401 PR rtl-optimization/34999
2402 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2403 crossing edges that ends with a call insn.
2404 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2405 call insn and clear the EDGE_CROSSING flag of the crossing edge
2406 when fixing fallthru edges.
2408 2008-02-27 Richard Guenther <rguenther@suse.de>
2411 * fold-const.c (fold_unary): Return the correct argument,
2412 converted to the result type.
2414 2008-02-27 Richard Guenther <rguenther@suse.de>
2417 * expr.c (expand_expr_real_1): Assert on rotates that operate
2419 * fold-const.c (fold_binary): Use the types precision, not the
2420 bitsize of the mode if folding rotate expressions. Build rotates
2421 only for full modes.
2423 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2425 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2427 * c-pragma.c (pragma_ns_name): New typedef.
2428 (registered_pp_pragmas): New variable.
2429 (c_pp_lookup_pragma): New function.
2430 (c_register_pragma_1): If flag_preprocess_only, do nothing
2431 for non-expanded pragmas, for expanded ones push pragma's
2432 namespace and name into registered_pp_pragmas vector.
2433 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2434 flag_preprocess_only, don't register GCC pch_preprocess
2435 pragma if flag_preprocess_only.
2436 * c-opts.c (c_common_init): Call init_pragma even if
2437 flag_preprocess_only.
2438 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2439 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2440 cpp_register_pragma if flag_preprocess_only.
2442 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2445 * c-parser.c (c_parser_translation_unit): Warn for empty
2446 translation unit, not empty source file.
2448 2008-02-26 Paul Brook <paul@codesourcery.com>
2450 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2451 operand for Thumb-2.
2452 * config/arm/arm.h (reg_class): Add CORE_REGS.
2453 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2454 (BASE_REG_CLASS): Use CORE_REGS.
2455 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2456 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2457 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2458 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2459 ARM_REGNO_OK_FOR_INDEX_P.
2460 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2461 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2462 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2463 (ldm/stm peepholes): Ditto.
2464 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2465 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2466 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2467 * config/arm/constraints.md: Enable "k" constraint on ARM.
2469 2008-02-27 Ben Elliston <bje@au.ibm.com>
2471 * config/rs6000/rs6000.c: Annotate cache line size field in all
2472 instances of struct processor_costs.
2474 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2476 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2477 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2478 jump_bypass): New counters.
2479 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2480 * dce.c (gate_ud_dce): Same.
2481 (gate_fast_dce): Same.
2482 * dse.c (gate_dse1): New function.
2483 (gate_dse2): New function.
2484 (gate_dse): Merge results of new gate functions.
2485 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2486 (gate_handle_jump_bypass): Add dbg_cnt.
2487 (gate_handle_gcse): Add dbg_cnt.
2488 * ifcvt.c (gate_handle_if_conversion): Same.
2489 (gate_handle_if_after_combine): Same.
2490 (gate_handle_if_after_reload): Same.
2491 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2493 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2495 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2497 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2499 2008-02-26 Jason Merrill <jason@redhat.com>
2502 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2503 alone if it's the naming decl for the type's main variant.
2505 2008-02-26 Tom Tromey <tromey@redhat.com>
2507 * system.h (USE_MAPPED_LOCATION): Poison.
2508 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2509 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2510 (make_goto_expr_edges): Likewise.
2511 (remove_bb): Likewise.
2512 (execute_warn_function_return): Likewise.
2513 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2515 * c-common.c (fname_decl): Remove old location code.
2516 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2518 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2520 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2521 (gen_rtx_ASM_INPUT): Likewise.
2522 (gen_rtx_ASM_INPUT_loc): Likewise.
2523 (get_rtx_asm_OPERANDS): Remove.
2524 * cfglayout.c (insn_locators_alloc): Remove old location code.
2525 (set_curr_insn_source_location): Likewise.
2526 (curr_insn_locator): Likewise.
2527 * print-tree.c (print_node): Remove old location code.
2528 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2529 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2530 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2531 location_from_locus.
2532 (construct_exit_block): Remove old location code.
2533 * emit-rtl.c (force_next_line_note): Remove old location code.
2534 * profile.c (branch_prob): Remove old location code.
2535 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2536 LOC_LINE): Remove old-location variants.
2537 * langhooks.c (lhd_print_error_function): Remove old location
2539 * configure, config.in: Rebuilt.
2540 * configure.ac (--enable-mapped-location): Remove.
2541 * c-decl.c (c_init_decl_processing): Remove old location code.
2542 (finish_function): Likewise.
2543 * recog.c (decode_asm_operands): Remove old location code.
2544 * c-pch.c (c_common_read_pch): Remove old location code.
2545 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2547 * gimple-low.c (lower_function_body): Remove old location code.
2548 * toplev.c (unknown_location): Remove.
2549 (push_srcloc): Remove old-location variant.
2550 (process_options): Remove old location code.
2551 (lang_dependent_init): Likewise.
2552 * input.h (UNKNOWN_LOCATION): Move definition.
2553 (location_t): Undeprecate.
2554 (source_locus): Remove.
2555 (location_from_locus): Remove.
2556 (struct location_s): Remove.
2557 Remove all old-location code.
2558 (input_line, input_filename): Remove.
2559 * final.c (final_scan_insn): Remove old location code.
2560 * diagnostic.c (diagnostic_build_prefix): Remove
2561 USE_MAPPED_LOCATION test.
2562 * tree.h (gimple_stmt) <locus>: Now a location_t.
2563 (tree_exp) <locus>: Likewise.
2564 (DECL_IS_BUILTIN): Remove old-location variant.
2565 (annotate_with_file_line, annotate_with_locus): Likewise.
2566 (expr_locus, set_expr_locus): Update.
2567 * tree.c (build1_stat): Remove old location code.
2568 (last_annotated_node): Remove.
2569 (annotate_with_file_line): Remove old-location variant.
2570 (annotate_with_locus): Likewise.
2571 (expr_location): Remove old location code.
2572 (set_expr_location): Likewise.
2573 (expr_has_location): Likewise.
2574 (expr_locus): Likewise.
2575 (set_expr_locus): Likewise.
2576 (expr_filename): Don't use location_from_locus.
2577 (expr_lineno): Likewise.
2578 * rtl-error.c (location_for_asm): Remove old location code.
2579 * c-lex.c (cb_line_change): Remove old location code.
2580 (fe_file_change): Likewise.
2581 (cb_def_pragma): Likewise.
2582 (c_lex_with_flags): Likewise.
2583 * gengtype.c (do_typedef): Don't special-case location types.
2584 (define_location_structures): Remove.
2585 (main): Don't call define_location_structures.
2586 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2592 * builtins.def (BUILT_IN_STDARG_START): Remove.
2593 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2594 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2595 * tree-inline.c (inline_forbidden_p_1): Likewise.
2597 2008-02-26 Richard Guenther <rguenther@suse.de>
2599 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2600 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2601 (lookup_decl_from_uid): Declare.
2602 (remove_decl_from_map): Likewise.
2603 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2604 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2605 (decl_for_uid_map): New global hashtable mapping DECL_UID
2607 (init_ttree): Allocate it.
2608 (insert_decl_to_uid_decl_map): New helper function.
2609 (make_node_stat): Insert new decls into the map.
2610 (copy_node_stat): Likewise.
2611 (lookup_decl_from_uid): New function.
2612 (remove_decl_from_map): Likewise.
2613 (print_decl_for_uid_map_statistics): New helper.
2614 (dump_tree_statistics): Call it.
2616 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2617 (referenced_var_iterator): Adjust.
2618 (FOR_EACH_REFERENCED_VAR): Adjust.
2619 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2620 (num_referenced_vars): Adjust.
2621 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2622 (first_referenced_var): Remove.
2623 (end_referenced_vars_p): Likewise.
2624 (next_referenced_var): Likewise.
2625 (referenced_var_iterator_set): New helper function.
2626 * tree-dfa.c (referenced_var_lookup): Adjust.
2627 (referenced_var_check_and_insert): Likewise.
2628 (remove_referenced_var): Likewise.
2629 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2630 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2631 (verify_call_clobbering): Likewise.
2632 (verify_memory_partitions): Likewise.
2633 (init_tree_ssa): Allocate bitmap instead of hashtable for
2635 (delete_tree_ssa): Adjust.
2636 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2637 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2638 (compute_tag_properties): Likewise.
2639 (set_initial_properties): Likewise.
2640 (find_partition_for): Likewise.
2641 (update_reference_counts): Likewise.
2642 (dump_may_aliases_for): Likewise.
2643 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2644 (add_call_clobber_ops): Likewise.
2645 (add_call_read_ops): Likewise.
2646 (get_asm_expr_operands): Likewise.
2647 * tree-into-ssa.c (dump_decl_set): Likewise.
2648 (update_ssa): Likewise.
2649 * tree-sra.c (scan_function): Likewise.
2650 (decide_instantiations): Likewise.
2651 (scalarize_parms): Likewise.
2652 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2653 (dsa_named_for): Likewise.
2654 * tree-ssa-structalias.c (update_alias_info): Likewise.
2655 (merge_smts_into): Likewise.
2657 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2660 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2661 * c-opts.c (c_common_handle_option): Wall enables
2662 Wvolatile-register-var.
2663 * common.opt: Move Wvolatile-register-var to...
2666 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2668 * common.opt (Wlarger-than=): New.
2669 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2671 * opts.c (common_handle_option): Handle -Wlarger-than=.
2672 * optc-gen.awk: Likewise.
2673 * opth-gen.awk: Likewise.
2674 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2675 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2677 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2679 * c-common.c (match_case_to_enum_1): Add appropriate
2680 OPT_W* parameter to warning.
2681 (c_do_switch_warnings): Likewise.
2682 * c-typeck.c (warning_init): Add one more parameter following
2684 (push_init_level): Update call to warning_init.
2685 (pop_init_level): Likewise.
2686 (add_pending_init): Likewise.
2687 (output_init_element: Likewise.
2689 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2692 * toplev.c (toplev_main): If there are warnings or error, print
2693 errors for ignored options.
2694 * opts.c (ignored_options): New static variable.
2695 (postpone_unknown_option_error): New.
2696 (print_ignored_options): New.
2697 (handle_option): Postpone errors for unknown -Wno-* options.
2698 * opts.h (print_ignored_options): Declare.
2700 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2702 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2705 2008-02-25 Richard Guenther <rguenther@suse.de>
2708 2008-02-25 Richard Guenther <rguenther@suse.de>
2710 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2711 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2712 (lookup_decl_from_uid): Declare.
2713 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2714 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2715 (decl_for_uid_map): New global hashtable mapping DECL_UID
2717 (init_ttree): Allocate it.
2718 (insert_decl_to_uid_decl_map): New helper function.
2719 (make_node_stat): Insert new decls into the map.
2720 (copy_node_stat): Likewise.
2721 (lookup_decl_from_uid): New function.
2722 (print_decl_for_uid_map_statistics): New helper.
2723 (dump_tree_statistics): Call it.
2725 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2726 (referenced_var_iterator): Adjust.
2727 (FOR_EACH_REFERENCED_VAR): Adjust.
2728 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2729 (num_referenced_vars): Adjust.
2730 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2731 (first_referenced_var): Remove.
2732 (end_referenced_vars_p): Likewise.
2733 (next_referenced_var): Likewise.
2734 (referenced_var_iterator_set): New helper function.
2735 * tree-dfa.c (referenced_var_lookup): Adjust.
2736 (referenced_var_check_and_insert): Likewise.
2737 (remove_referenced_var): Likewise.
2738 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2739 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2740 (verify_call_clobbering): Likewise.
2741 (verify_memory_partitions): Likewise.
2742 (init_tree_ssa): Allocate bitmap instead of hashtable for
2744 (delete_tree_ssa): Adjust.
2745 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2746 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2747 (compute_tag_properties): Likewise.
2748 (set_initial_properties): Likewise.
2749 (find_partition_for): Likewise.
2750 (update_reference_counts): Likewise.
2751 (dump_may_aliases_for): Likewise.
2752 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2753 (add_call_clobber_ops): Likewise.
2754 (add_call_read_ops): Likewise.
2755 (get_asm_expr_operands): Likewise.
2756 * tree-into-ssa.c (dump_decl_set): Likewise.
2757 (update_ssa): Likewise.
2758 * tree-sra.c (scan_function): Likewise.
2759 (decide_instantiations): Likewise.
2760 (scalarize_parms): Likewise.
2761 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2762 (dsa_named_for): Likewise.
2763 * tree-ssa-structalias.c (update_alias_info): Likewise.
2764 (merge_smts_into): Likewise.
2766 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2769 * doc/invoke.texi (-fcx-limited-range): Document new option.
2770 * toplev.c (process_options): Handle -fcx-fortran-rules.
2771 * common.opt: Add documentation for -fcx-fortran-rules.
2773 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2776 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2777 actual behaviour and C99.
2779 2008-02-26 Ben Elliston <bje@au.ibm.com>
2781 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2782 (ASM_CPU_POWER6_SPEC): Likewise.
2783 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2784 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2785 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2787 2008-02-25 Richard Guenther <rguenther@suse.de>
2789 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2790 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2791 (lookup_decl_from_uid): Declare.
2792 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2793 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2794 (decl_for_uid_map): New global hashtable mapping DECL_UID
2796 (init_ttree): Allocate it.
2797 (insert_decl_to_uid_decl_map): New helper function.
2798 (make_node_stat): Insert new decls into the map.
2799 (copy_node_stat): Likewise.
2800 (lookup_decl_from_uid): New function.
2801 (print_decl_for_uid_map_statistics): New helper.
2802 (dump_tree_statistics): Call it.
2804 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2805 (referenced_var_iterator): Adjust.
2806 (FOR_EACH_REFERENCED_VAR): Adjust.
2807 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2808 (num_referenced_vars): Adjust.
2809 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2810 (first_referenced_var): Remove.
2811 (end_referenced_vars_p): Likewise.
2812 (next_referenced_var): Likewise.
2813 (referenced_var_iterator_set): New helper function.
2814 * tree-dfa.c (referenced_var_lookup): Adjust.
2815 (referenced_var_check_and_insert): Likewise.
2816 (remove_referenced_var): Likewise.
2817 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2819 (verify_call_clobbering): Likewise.
2820 (verify_memory_partitions): Likewise.
2821 (init_tree_ssa): Allocate bitmap instead of hashtable for
2823 (delete_tree_ssa): Adjust.
2824 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2825 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2826 (compute_tag_properties): Likewise.
2827 (set_initial_properties): Likewise.
2828 (find_partition_for): Likewise.
2829 (update_reference_counts): Likewise.
2830 (dump_may_aliases_for): Likewise.
2831 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2832 (add_call_clobber_ops): Likewise.
2833 (add_call_read_ops): Likewise.
2834 (get_asm_expr_operands): Likewise.
2835 * tree-into-ssa.c (dump_decl_set): Likewise.
2836 (update_ssa): Likewise.
2837 * tree-sra.c (scan_function): Likewise.
2838 (decide_instantiations): Likewise.
2839 (scalarize_parms): Likewise.
2840 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2841 (dsa_named_for): Likewise.
2842 * tree-ssa-structalias.c (update_alias_info): Likewise.
2843 (merge_smts_into): Likewise.
2845 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2848 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2849 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2850 * alias.h (nonoverlapping_memrefs_p): Likewise.
2852 2008-02-25 Jan Beulich <jbeulich@novell.com>
2854 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2855 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2856 __emultls_get_address, __emultls_register_common,
2857 __floatundi?f, and _Unwind_GetIPInfo.
2858 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2859 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2860 (gen_regparm_prefix): Likewise.
2861 (i386_nlm_encode_section_info): Sync with
2862 config/i386/winnt.c:i386_pe_encode_section_info().
2863 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2864 i386_nlm_mangle_decl_assembler_name): New.
2865 (netware_override_options): New.
2866 * config/i386/netware.h (netware_override_options): Declare.
2867 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2868 (i386_nlm_mangle_decl_assembler_name): Declare.
2869 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2871 2008-02-25 Ben Elliston <bje@au.ibm.com>
2874 * c-decl.c (grokdeclarator): Remove unused local variables
2875 `typedef_type' and `type_as_written'.
2877 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2878 unused local variable `has_hot_blocks'.
2879 (fix_crossing_conditional_branches): Remove unused local variable
2882 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2885 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2886 using DEF_C99_BUILTIN.
2887 (BUILT_IN_NANF): Ditto.
2888 (BUILT_IN_NANL): Ditto.
2890 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2891 Revital Eres <eres@il.ibm.com>
2893 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2894 regarding the order of two dependent insns in the same row.
2896 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2898 * stor-layout.c (layout_decl): Do not bump the alignment of a
2899 bit-field to more than byte alignment if it is packed.
2901 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2903 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2906 2008-02-24 Diego Novillo <dnovillo@google.com>
2908 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2911 * tree-vrp.c (vrp_evaluate_conditional): With
2912 -Wtype-limits, emit a warning when comparing against a
2913 constant outside the natural range of OP0's type.
2914 * c.opt (Wtype-limits): Move ...
2915 * common.opt (Wtype-limits): ... here.
2917 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2919 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2920 * config/rs6000/e300c2c3.md: New file.
2921 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2923 (rs6000_override_options): Add e300c2 and e300c3 cases to
2924 processor_target_table. Do not allow usage of Altivec or Spe
2925 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2926 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2927 * config/rs6000/rs6000.h (processor_type): Add
2928 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2929 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2930 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2931 and ppce300c3. Include e300c2c3.md.
2933 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2935 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2936 instead of TARGET_STRICT_ALIGN.
2938 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2940 * explow.c (memory_address): Assert that the generated address is
2943 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2946 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2947 * config/darwin-ppc-ldouble-patch.def: New file.
2948 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2949 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2950 SUBTARGET_INIT_BUILTINS if defined.
2951 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2954 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2957 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2958 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2960 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2963 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2964 file" warning condtional on -Winvalid-PCH.
2966 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2968 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2970 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2974 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2975 prevent reload from using MMX registers.
2976 (*mov<mode>_internal): Ditto.
2977 (*movv2sf_internal_rex64): Ditto.
2978 (*movv2sf_internal): Ditto.
2980 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2982 PR documentation/31569
2983 * doc/install.texi2html: Use makeinfo --no-number-sections.
2985 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2988 ensure that we can address an entire entity > 8 bytes. Don't
2989 generate reg+reg addressing for such data.
2991 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2993 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2994 strings when optimizing for size, unless the target cares about
2997 2008-02-22 Tom Tromey <tromey@redhat.com>
2999 * regclass.c (current_pass): Remove declaration.
3001 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3003 * config/avr/libgcc.S (__RAMPZ__): Define.
3004 (__do_copy_data): Add for devices with 128KB code memory.
3006 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3008 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3010 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3012 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3014 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3017 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3020 * c-typeck.c (build_binary_op): Warn about floating point
3021 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3023 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3026 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3027 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3029 (rs6000_override_options): Set altivec_abi as default, not override,
3030 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3031 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3032 is used; use new member spe_abi.
3033 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3034 spe_abi and altivec_abi.
3036 2008-02-22 Tomas Bily <tbily@suse.cz>
3038 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3040 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3043 * config.build (build_file_translate): Set to `CMD //c' only if
3045 * Makefile.in (build_file_translate): Improve comment.
3047 2008-02-21 Jan Hubicka <jh@suse.cz>
3049 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3050 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3051 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3053 2008-02-21 Michael Matz <matz@suse.de>
3056 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3058 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3061 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3063 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3064 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3065 SSE_VEC_FLOAT_MODE_P as insn constraint.
3066 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3067 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3068 sse4a_movntdf using MODEF mode iterator.
3069 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3070 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3071 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3072 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3073 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3074 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3075 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3077 2008-02-21 Richard Guenther <rguenther@suse.de>
3079 * tree.def (PAREN_EXPR): New tree code.
3080 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3082 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3083 * expr.c (expand_expr_real_1): Likewise.
3084 * tree-inline.c (estimate_num_insns_1): Likewise.
3085 * tree-complex.c (expand_complex_move): Likewise.
3086 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3089 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3092 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3094 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3097 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3099 * config/sh/sh.c (find_barrier): Don't go past
3100 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3102 2008-02-20 DJ Delorie <dj@redhat.com>
3104 * config/h8300/h8300.md (insv): Force source operand to be a register.
3106 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3107 as a jump, not as a plain insn.
3109 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3111 * doc/invoke.texi (Warning Options): Add new option
3112 -Wframe-larger-than=.
3113 (-Wframe-larger-than): Document.
3115 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3116 Add declarations for new option variables.
3118 * final.c (final_start_function): Check the frame size
3119 before emission and issue a Wframe-larger-than warning.
3121 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3122 Add definitions for new option variables.
3123 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3125 * common.opt (Wframe-larger-than=): New option.
3127 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3130 (<sse>_div<mode>3): Ditto.
3131 (<sse>_vmdiv<mode>3): Ditto.
3132 (<sse>_vmsqrt<mode>2): Ditto.
3133 (*smax<mode>3): Ditto.
3134 (sse5_frcz<mode>2): Ditto.
3135 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3138 2008-02-20 Richard Guenther <rguenther@suse.de>
3141 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3142 be happy with INTEGRAL_TYPE_P.
3144 2008-02-20 Richard Guenther <rguenther@suse.de>
3146 * fold-const.c (split_tree): Associate floatig-point expressions
3147 if flag_associative_math is set.
3149 2008-02-20 Richard Guenther <rguenther@suse.de>
3151 * tree.h (fold_real_zero_addition_p): Declare.
3152 * fold-const.c (fold_real_zero_addition_p): Export.
3153 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3154 floating-point operations with zero and one.
3156 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3158 * doc/install.texi: Correct references to CFLAGS, replacing them
3159 with BOOT_CFLAGS. Document flags used during bootstrap for
3162 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3164 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3165 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3166 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3168 (smin<mode>3): Ditto from similar patterns.
3169 (smax<mode>3): Ditto.
3170 (*ieee_smin<mode>3): Ditto.
3171 (*ieee_smax<mode>3): Ditto.
3172 * config/i386/sse.md (sse): New mode attribute.
3173 (mov<mode>): Macroize expander from movv4sf and movv2df using
3174 SSEMODEF2P mode iterator.
3175 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3176 SSE_VEC_FLOAT_MODE_P as insn constraint.
3177 (storent<mode>): Ditto.
3178 (storent<mode>): Macroize expander from storentsf and storentdf using
3179 MODEF mode iterator.
3180 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3181 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3182 (abs<mode>2): Ditto from similar patterns.
3183 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3184 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3185 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3186 (<sse>_vmsqrt<mode>2): Ditto.
3187 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3188 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3189 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3190 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3191 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3192 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3193 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3195 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3196 iterator and SSE_FLOAT_MODE_P as insn constraint.
3197 (<sse>_ucomi): Ditto from similar patterns.
3198 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3199 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3200 SSE_VEC_FLOAT_MODE_P as insn constraint.
3201 (vcond<mode>): Ditto from similar patterns.
3202 (and<mode>3, *and<mode>3): Ditto.
3203 (<sse>_nand<mode>3): Ditto.
3204 (ior<mode>3, *ior<mode>3): Ditto.
3205 (xor<mode>3, *xor<mode>3): Ditto.
3206 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3207 iterator and SSE_FLOAT_MODE_P as insn constraint.
3208 (*nand<mode>3): Ditto from similar patterns.
3209 (*ior<mode>3): Ditto.
3210 (*xor<mode>3): Ditto.
3212 2008-02-20 Ira Rosen <irar@il.ibm.com>
3214 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3215 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3216 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3218 2008-02-19 Jan Hubicka <jh@suse.cz>
3220 * predict.c (tree_bb_level_predictions): Remove variable next
3221 mistakely introduced by previous commit.
3223 2008-02-19 Jan Hubicka <jh@suse.cz>
3225 * predict.c (predict_paths_leading_to): Rewrite.
3226 (predict_paths_for_bb): New.
3227 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3229 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3232 * Makefile.in (build_file_translate): New.
3233 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3234 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3235 * configure.ac (build_file_translate): Substitute it.
3236 * configure: Regenerate.
3238 2008-02-19 Jan Hubicka <jh@suse.cz>
3240 PR rtl-optimization/34408
3241 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3244 2008-02-19 Jan Hubicka <jh@suse.cz>
3247 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3250 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3253 * config/i386/i386-modes.def: Revert the last DI alignment
3254 change until Ada people can look into it.
3256 2008-02-19 Nick Clifton <nickc@redhat.com>
3258 * opts.c (print_specific_help): Fix typo in --help text.
3260 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3263 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3264 32-bit inline asm without asm alternatives for host GCC < 3.0.
3266 2008-02-19 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/34989
3269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3270 Allow propagation to INDIRECT_REF if we can simplify only.
3272 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3274 * c-common.c (warn_for_collisions_1): Use appropriate option when
3277 2008-02-19 Nick Clifton <nickc@redhat.com>
3280 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3281 (handle_options): Fix indentation.
3282 (print_filtered_help): If no language-specific options were
3283 displayed tell the user how to list all the options supported by
3284 the language's front-end.
3285 (print_specific_help): Fix indentation and remove duplicate line.
3286 (common_handle_option): Handle the -v option.
3287 For --help enable the display of undocumented options if the -v
3288 switch has been included on the command line.
3289 For --help= check for overlaps in the arguments between the option
3290 classes and the language names and issue a warning when they
3291 cannot be disambiguated.
3292 * c.opt (v): Pass on to the common option handler.
3294 2008-02-19 Revital Eres <eres@il.ibm.com>
3296 * modulo-sched.c (sms_schedule): Change dump message when
3297 create_ddg function fails.
3298 (try_scheduling_node_in_cycle): Rename row to cycle.
3299 (print_partial_schedule): Rename CYCLE to ROW.
3301 2008-02-19 Christian Bruel <christian.bruel@st.com>
3302 Zdenek Dvorak <ook@ucw.cz>
3304 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3306 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3310 (*x86_movdicc_0_m1_se): Ditto.
3312 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3314 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3315 (CMPtype): Define as __gcc_CMPtype.
3316 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3317 (CMPtype): Define as __gcc_CMPtype.
3319 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3321 Support valgrind 3.3 for --enable-checking=valgrind.
3322 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3324 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3325 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3326 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3327 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3328 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3329 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3330 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3332 * ggc-zone.c: Similar.
3333 * ggc-page.c: Similar.
3335 2008-02-19 Paul Brook <paul@codesourcery.com>
3338 * config/arm/ieee754-df.S: Fix do_it typo.
3339 * config/arm/ieee754-sf.S: Fix do_it typo.
3341 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3344 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3345 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3346 (OPTION_MASK_ISA_SSE_SET): Likewise.
3347 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3348 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3349 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3350 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3351 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3352 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3353 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3354 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3355 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3356 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3357 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3358 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3359 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3360 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3361 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3362 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3363 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3364 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3365 (OPTION_MASK_ISA_SSE4): Removed.
3366 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3367 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3368 (override_options): Don't turn on implied SSE/MMX bits in
3371 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3373 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3376 2008-02-18 Joey Ye <joey.ye@intel.com>
3379 * tree-nested.c (insert_field_into_struct): Set type alignment
3380 to field alignment if the former is less than the latter.
3382 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3384 * BASE-VER: Set to 4.4.0.
3386 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3388 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3389 * doc/cfg.texi: Likewise.
3390 * doc/extend.texi: Likewise.
3391 * doc/gty.texi: Likewise.
3392 * doc/invoke.texi: Likewise.
3393 * doc/loop.texi: Likewise.
3394 * doc/md.texi: Likewise.
3395 * doc/passes.texi: Likewise.
3396 * doc/rtl.texi: Likewise.
3397 * doc/sourcebuild.texi: Likewise.
3398 * doc/tm.texi: Likewise.
3399 * doc/tree-ssa.texi: Likewise.
3401 2008-02-17 Richard Guenther <rguenther@suse.de>
3404 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3405 without default definition.
3407 2008-02-17 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/35231
3410 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3413 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3416 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3417 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3418 libgcc_cmp_return mode.
3420 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3425 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3427 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3430 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3432 * doc/c-tree.texi: Use `@.' where appropriate.
3433 * doc/extend.texi: Likewise.
3434 * doc/install.texi: Likewise.
3435 * doc/invoke.texi: Likewise.
3436 * doc/loop.texi: Likewise.
3437 * doc/makefile.texi: Likewise.
3438 * doc/md.texi: Likewise.
3439 * doc/passes.texi: Likewise.
3440 * doc/standards.texi: Likewise.
3441 * doc/tm.texi: Likewise.
3443 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3446 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3448 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3449 rather than in entry_bb.
3451 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3453 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3454 libgcc_cmp_return mode.
3456 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3459 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3460 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3462 2008-02-15 Richard Guenther <rguenther@suse.de>
3463 Zdenek Dvorak <ook@ucw.cz>
3465 PR tree-optimization/35164
3466 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3467 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3468 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3469 Only propagate addresses which do not have abnormal SSA_NAMEs
3472 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3475 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3477 2008-02-15 Jan Hubicka <jh@suse.cz>
3480 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3482 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3485 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3486 when calculating alignment_pad.
3488 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3490 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3491 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3492 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3493 and STACK_BOUNDARY define.
3495 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3497 PR preprocessor/35061
3498 * c-pragma.c (handle_pragma_pop_macro): Check that
3499 pushed_macro_table has been allocated.
3501 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3504 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3505 (force_gimple_operand): Likewise.
3506 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3507 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3508 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3509 (find_interesting_uses_address): Check addressability and alignment
3510 of the base expression only after substituting bases of IVs into it.
3512 2008-02-14 Michael Matz <matz@suse.de>
3515 * function.c (instantiate_virtual_regs_in_insn): Reload address
3516 before falling back to reloading the whole operand.
3518 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3520 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3521 before the first section switch note.
3523 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3525 * doc/bugreport.texi: Update copyright years.
3526 * doc/c-tree.texi: Likewise.
3527 * doc/cfg.texi: Likewise.
3528 * doc/cpp.texi: Likewise.
3529 * doc/cppinternals.texi: Likewise.
3530 * doc/fragments.texi: Likewise.
3531 * doc/frontends.texi: Likewise.
3532 * doc/gcc.texi: Likewise.
3533 * doc/gty.texi: Likewise.
3534 * doc/hostconfig.texi: Likewise.
3535 * doc/implement-c.texi: Likewise.
3536 * doc/libgcc.texi: Likewise.
3537 * doc/loop.texi: Likewise.
3538 * doc/makefile.texi: Likewise.
3539 * doc/options.texi: Likewise.
3540 * doc/passes.texi: Likewise.
3541 * doc/rtl.texi: Likewise.
3542 * doc/sourcebuild.texi: Likewise.
3543 * doc/standards.texi: Likewise.
3544 * doc/tree-ssa.texi: Likewise.
3545 * doc/trouble.texi: Likewise.
3547 * doc/extend.texi: Use @: or add comma where appropriate.
3548 * doc/invoke.texi: Likewise.
3549 * doc/tm.texi: Likewise.
3551 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3554 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3557 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3559 * doc/md.texi (clz, ctz): Add reference.
3560 * doc/rtl.texi (clz, ctz): Likewise.
3562 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3565 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3568 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3570 * config/s390/s390.c (struct constant_pool): New field
3571 emit_pool_after added.
3572 (s390_mainpool_start): Set the emit_pool_after flag according
3573 to the section switch notes.
3574 (s390_mainpool_finish): Consider emit_pool_after when emitting
3575 the literal pool at the end of the function.
3576 (s390_chunkify_start): Force literal pool splits at section
3579 2008-02-13 Michael Matz <matz@suse.de>
3582 * var-tracking.c (clobber_variable_part): Correctly traverse the
3585 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3588 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3589 Add -fdump-ipa-inline.
3590 * tree-dump.c (dump_files): Remove tree-inlined dump.
3591 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3593 2008-02-12 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/35171
3596 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3599 2008-02-12 Richard Guenther <rguenther@suse.de>
3602 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3603 value-preserving mode. Disallow final truncation.
3605 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3608 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3609 code from here to...
3610 (force_gimple_operand): ...here.
3612 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3615 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3616 non-compatible pointers.
3617 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3618 different FIELD_DECLs, try harder by comparing field offsets, sizes
3622 * function.c (match_asm_constraints_1): Don't replace the same input
3625 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3627 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3628 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3629 (expand_epilogue): Restore RAMPZ register.
3630 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3632 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3634 * config/i386/cygwin.asm: (__alloca): Correct calling
3635 convention and alignment.
3636 (__chkstk): Force 8 byte stack alignment.
3638 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3639 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/33992
3642 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3643 the zero we compare against.
3645 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3648 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3649 to CloseHandle after unlocking to prevent accumulation of handle
3652 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3655 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3656 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3657 and update LABEL_NUSES during and after reload.
3659 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3662 * combine.c (simplify_if_then_else): Make sure the comparison is
3663 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3665 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3668 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3669 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3670 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3671 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3672 * tree.h (get_type_static_bounds): Likewise.
3674 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3676 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3677 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3678 Make -Wfoo language annotations match what the compiler outputs.
3680 2008-02-08 Sa Liu <saliu@de.ibm.com>
3682 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3683 intrinsics spu_convts, spu_convtu, spu_convtf.
3684 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3686 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3688 * doc/extend.texi (Function Attributes) <noinline>: Mention
3689 asm ("") as method to keep calls.
3691 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3694 * doc/options.texi (Options): Replace references to opts.sh with
3696 * opts-common.c: Likewise.
3697 * optc-gen.awk: Likewise.
3699 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3701 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3703 2008-02-07 Richard Henderson <rth@redhat.com>
3706 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3707 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3710 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3712 PR tree-optimization/35085
3713 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3714 for operand entry oe2 in addition to operand entry oe3 in order to
3715 expose more opportunities for vectorizer sum reduction.
3717 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3720 * Makefile.in (LIBS): Remove $(GMPLIBS).
3721 (cc1-dummy, cc1): Add $(GMPLIBS).
3723 2008-02-06 Jan Hubicka <jh@suse.cz>
3726 * i386.md (moddf_integer): Do not produce partial memory stalls for
3727 targets where it hurts.
3729 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3732 * optabs.c (expand_float): Do not check for decimal modes when
3733 expanding unsigned integer through signed conversion.
3735 2008-02-06 Nick Clifton <nickc@redhat.com>
3737 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3738 inside the clobber with a match_operand and duplicated operand
3739 number in the constraint.
3740 (ineqbranchsi): Delete redundant comment.
3742 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3744 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3745 builtin_define ("__USE_INIT_FINI__").
3746 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3748 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3750 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3752 PR documentation/30330
3753 * doc/invoke.texi (C++ Dialect Options)
3754 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3755 For each warning option -Wfoo that allows -Wno-foo, ensure both
3756 -Wfoo and -Wno-foo are listed in the option index. Fix index
3757 entry of -Wswitch-default, index -Wnormalized= including the
3758 `=', and -Wlarger-than-@var{len} including @var{len}.
3760 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3762 * config/i386/i386.md (floatunssisf2): Use
3763 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3764 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3765 Macroize expander using MODEF mode iterator.
3767 2008-02-05 Diego Novillo <dnovillo@google.com>
3769 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3772 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3774 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3777 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3779 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3782 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3783 to indicate if a message should be generated.
3784 (init_cumulative_args): Updated.
3785 (function_value_32): Likewise.
3787 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3789 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3791 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3795 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3797 2008-02-04 Diego Novillo <dnovillo@google.com>
3799 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3802 * tree-vrp.c (vrp_evaluate_conditional): With
3803 -Wtype-limits, emit a warning when comparing against a
3804 constant outside the natural range of OP0's type.
3806 2008-02-04 Richard Guenther <rguenther@suse.de>
3809 * expr.c (count_type_elements): Give for unions instead of
3812 2008-02-04 Richard Guenther <rguenther@suse.de>
3815 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3816 to TYPE_DOMAINs base type instead of using bitsizetype here.
3818 2008-02-03 Jason Merrill <jason@redhat.com>
3820 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3822 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3825 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3826 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3827 (RS/6000 and PowerPC Options): Fix typos and markup.
3828 * doc/passes.texi (Tree-SSA passes): Likewise.
3830 2008-02-02 Michael Matz <matz@suse.de>
3833 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3834 from record_last_reg_set_info.
3835 (record_last_reg_set_info): Take an RTX argument, iterate over all
3836 constituent hardregs.
3837 (record_last_set_info, record_opr_changes): Change calls to
3838 new signature or to record_last_reg_set_info_regno.
3840 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3842 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3844 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3846 PR rtl-optimization/34773
3847 * reg-notes.def (EQUAL): Mention significance of combination of
3848 REG_EQUAL and REG_RETVAL.
3849 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3850 insn that has a REG_RETVAL.
3852 2008-02-01 Roger Sayle <roger@eyesopen.com>
3855 * configure.ac (--enable-fixed-point): Disable unless explicitly
3857 * configure: Regenerate.
3859 2008-02-01 Richard Guenther <rguenther@suse.de>
3862 * invoke.texi (-finline-limit): Remove no longer true parts
3863 of the documentation. Note that there is no default value.
3865 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3866 Mark Mitchell <mark@codesourcery.com>
3867 Ben Elliston <bje@au.ibm.com>
3870 * doc/extend.texi (Other Builtins): Document.
3872 2008-01-31 Tom Browder <tom.browder@gmail.com>
3874 * doc/c-tree.texi (Types): Fix grammar.
3875 (Expression trees): Ditto.
3876 * doc/passes.texi (Tree-SSA passes): Ditto.
3878 * doc/configterms.texi (Configure Terms): Fix typo.
3879 * doc/cpp.texi (Common Predefined Macros): Ditto.
3880 * doc/md.texi (Machine Constraints): Ditto.
3882 * doc/makefile.texi (Makefile): Add comma.
3884 2008-01-31 Tom Browder <tom.browder@gmail.com>
3885 Gerald Pfeifer <gerald@pfeifer.com>
3887 * doc/sourcebuild.texi (Front End): Remove references to CVS
3888 and CVSROOT/modules.
3889 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3890 (Back End): Remove reference to CVS.
3892 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3895 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3897 (mips16_gp_pseudo_reg): ...here.
3898 * config/mips/mips.md (load_const_gp): Replace with...
3899 (load_const_gp_<mode>): ...this :P-based insn.
3901 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3903 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3904 options. Minor fixes.
3905 (-std): Move reference to standards closer to where language
3906 standards are first mentioned.
3908 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3910 PR rtl-optimization/34995
3911 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3912 parameter and return a bool. If the rtx parameter is nonnull,
3913 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3914 (find_reloads): Update call accordingly. Pass the new operand
3915 if it needed no address reloads, otherwise pass null.
3917 2008-01-30 Richard Henderson <rth@redhat.com>
3920 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3921 for unbounded arrays.
3923 2008-01-30 Silvius Rus <rus@google.com>
3925 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3927 2008-01-30 Jan Hubicka <jh@suse.cz>
3930 * i386.c (init_cumulative_args): Use real function declaration when
3933 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3935 PR rtl-optimization/34998
3936 * global.c (build_insn_chain): Treat non-subreg_lowpart
3937 SUBREGs of pseudos as clobbering all the words covered by the
3938 SUBREG, not just all the bytes.
3939 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3940 original df_ref rather than an extract parameter.
3941 (global_conflicts): Update call accordingly.
3943 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3945 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3946 the overflow check to make it easier to read.
3947 (__fixtfdi): Change the type of the ll member in union
3948 long_double to UDItype_x.
3950 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3953 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3954 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3955 * tree-inline.c (fold_marked_statements): Call
3956 cgraph_update_edges_for_call_stmt if folding a call statement.
3957 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3958 debug_generic_stmt calls, reset it back afterwards.
3961 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3963 * c-typeck.c (build_external_ref): Don't pedwarn about
3964 static vars in current function's scope.
3966 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3968 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3970 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3973 * ipa-struct-reorg.c: Fix spelling.
3974 * params.def: Ditto.
3976 2008-01-29 Richard Guenther <rguenther@suse.de>
3979 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3981 * tree-inline.c (remap_type): Increment remapping_type_depth
3982 around remapping types.
3983 (copy_body_r): Only add referenced variables if they are referenced
3984 from code, not types.
3986 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3997 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3998 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4000 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4003 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4004 pointer for tiny stack.
4006 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4008 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4010 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4012 * config/vx-common.h: Fix typo in comment.
4014 2008-01-28 Ian Lance Taylor <iant@google.com>
4018 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4019 coalesce pointers if they have different DECL_NO_TBAA_P values.
4020 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4021 between variables with different DECL_NO_TBAA_P values.
4023 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4026 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4027 are not legitimate small data references on SPE targets.
4029 2008-01-28 David Daney <ddaney@avtrex.com>
4031 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4033 2008-01-28 David Daney <ddaney@avtrex.com>
4035 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4037 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4039 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4040 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4041 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4042 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4043 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4044 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4045 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4046 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4048 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4050 * basic-block.h (condjump_equiv_p): Fix comment.
4052 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4054 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4055 print_generic_stmt_indented): Fix comment.
4057 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4059 * configure.ac (__stack_chk_fail): Add detecion for availability
4060 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4061 * configure: Regenerate.
4063 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4066 * final.c (output_addr_const): Handle TRUNCATE.
4068 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4071 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4072 (zero_cost, infinite_cost): New constants.
4073 (struct cost_pair): Change type of cost to comp_cost.
4074 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4075 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4077 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4078 split_address_cost, ptr_difference_cost, difference_cost,
4079 get_computation_cost_at, get_computation_cost,
4080 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4081 determine_use_iv_cost_condition, determine_use_iv_costs,
4082 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4083 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4084 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4085 Change type of cost to comp_cost.
4086 (determine_iv_cost): Increase cost of non-original ivs, instead
4087 of decreasing the cost of original ones.
4088 (get_address_cost): Indicate the complexity of the addressing mode
4090 (try_add_cand_for): Prefer using ivs not specific to some object.
4091 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4093 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4094 Janis Johnson <janis187@us.ibm.com>
4097 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4098 (TARGET_INSTANTIATE_DECLS): Likewise.
4099 * target.h (expand_to_rtl_hook): New target hook.
4100 (instantiate_decls): Likewise.
4101 * function.c (instantiate_decl): Make non-static. Rename to...
4102 (instantiate_decl_rtl): ... this.
4103 (instantiate_expr): Use instantiate_decl_rtl.
4104 (instantiate_decls_1): Likewise.
4105 (instantiate_decls): Likewise.
4106 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4107 * function.h (instantiate_decl_rtl): Add prototype.
4108 * cfgexpand.c (target.h): New include.
4109 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4110 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4111 (TARGET_INSTANTIATE_DECLS): Likewise.
4112 (TARGET_INITIALIZER): New target hooks added.
4113 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4115 * config/rs6000/rs6000.c (tree-flow.h): New include.
4116 (machine_function): Add sdmode_stack_slot field.
4117 (rs6000_alloc_sdmode_stack_slot): New function.
4118 (rs6000_instantiate_decls): Likewise.
4119 (rs6000_secondary_memory_needed_rtx): Likewise.
4120 (rs6000_check_sdmode): Likewise.
4121 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4122 (TARGET_INSTANTIATE_DECLS): Likewise.
4123 (rs6000_hard_regno_mode_ok): Allow SDmode.
4124 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4125 (rs6000_emit_move): Handle SDmode.
4126 (function_arg_advance): Likewise.
4127 (function_arg): Likewise.
4128 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4129 SDmode var args for 32-bit compiles.
4130 (rs6000_secondary_reload_class): Handle SDmode.
4131 (rs6000_output_function_epilogue): Likewise.
4132 (rs6000_function_value): Simplify if statement.
4133 (rs6000_libcall_value): Likewise.
4134 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4135 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4136 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4137 (movsd_hardfloat): New define_insn.
4138 (movsd_softfloat): Likewise.
4139 (movsd_store): Likewise.
4140 (movsd_load): Likewise.
4141 (extendsddd2): Likewise.
4142 (extendsdtd2): Likewise.
4143 (truncddsd2): Likewise.
4144 (movdd_hardfloat64): Fixup comment.
4145 (UNSPEC_MOVSD_LOAD): New constant.
4146 (UNSPEC_MOVSD_STORE): Likewise.
4148 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4151 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4153 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4154 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4155 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4158 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4161 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4162 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4163 __LONGDOUBLE128 too.
4164 * config/rs6000/aix61.h: New file.
4166 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4168 PR rtl-optimization/34959
4169 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4170 popcount and parity rtxes the same mode as their operand.
4171 Truncate or extend the result to the return value's mode
4174 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4177 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4178 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4179 to GOT_VERSION_REGNUM.
4180 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4181 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4182 * config/mips/mips.c (mips_emit_call_insn): New function.
4183 (mips_call_tls_get_addr): Call mips_expand_call directly.
4184 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4186 (mips16_build_call_stub): Likewise. Return the call insn or null.
4187 (mips_expand_call): Update the call to mips16_build_call_stub
4188 accordingly and a remove redundant condition. Assert that MIPS16
4189 stubs do not use lazy binding. Use mips_emit_call_insn and return
4191 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4193 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4194 (mips_avoid_hazard): Remove hazard_set handling.
4195 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4196 (UNSPEC_RESTORE_GP): ...this.
4197 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4198 (FAKE_CALL_REGNO): Rename to...
4199 (GOT_VERSION_REGNUM): ...this.
4200 (type): Add "ghost" value. Add an associated insn reservation.
4201 (hazard_set): Remove.
4202 (exception_receiver): Rename to...
4203 (restore_gp): ...this and update the unspec identifier accordingly.
4204 (exception_receiver, nonlocal_got_receiver): New expanders.
4205 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4206 FAKE_CALL_REGNO. Remove hazard_set attribute.
4207 (set_got_version, update_got_version): New patterns.
4209 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4212 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4214 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4217 * doc/install.texi2html: Generate gcc-vers.texi.
4219 2008-01-25 DJ Delorie <dj@redhat.com>
4221 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4223 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4225 * config/c4x: Remove directory.
4226 * config.gcc (crx-*, mt-*): Mark obsolete.
4227 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4228 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4229 sh-*-rtemscoff*): Remove cases.
4230 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4231 * real.c (encode_c4x_single, decode_c4x_single,
4232 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4233 c4x_extended_format): Remove.
4234 * real.h (c4x_single_format, c4x_extended_format): Remove.
4235 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4237 (Pragmas): Remove comment about c4x pragmas.
4238 * doc/install.texi (c4x): Remove target-specific instructions.
4239 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4240 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4241 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4242 refer to C4x source files as examples.
4243 (C4X_FLOAT_FORMAT): Remove documentation.
4245 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4247 * config/bfin/bfin.c (override_options): Reorder tests so that
4248 flag_pic gets enabled for -msep-data.
4250 2008-01-25 Richard Guenther <rguenther@suse.de>
4253 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4254 to its bitfield precision if required.
4256 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4259 * tree-nested.c (walk_omp_for): New function.
4260 (convert_nonlocal_reference, convert_local_reference): Call
4261 walk_omp_for on OMP_FOR.
4262 (convert_call_expr): Call walk_body on OMP_FOR's
4263 OMP_FOR_PRE_INIT_BODY.
4265 2008-01-25 Richard Guenther <rguenther@suse.de>
4267 PR tree-optimization/34966
4268 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4269 default defs and PHI_NODEs we have to insert after the
4272 2008-01-24 Nick Clifton <nickc@redhat.com>
4274 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4275 Provide a default definition.
4276 (LIBGCC2_UNITS_PER_WORD): Likewise.
4278 * config/stormy16/stormy16.c: Include df.h for the prototype
4279 for df_regs_ever_live_p.
4280 (xstormy16_expand_builtin_va_start): Convert the stack offset
4281 into a component_ref and then use POINTER_PLUS_EXPR to add it
4282 to the incoming_virtual_args_rtx.
4283 (xstormy16_gimplify_va_arg_expr): Rename to
4284 xstormy16_gimplify_va_arg_expr.
4285 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4286 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4287 xstormy16_gimplify_va_arg_expr.
4288 Fix up some formatting issues.
4290 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4291 Move to predicates.md.
4292 (xs_hi_general_operand): Likewise.
4293 (xs_hi_nonmemory_operand): Likewise.
4294 * config/stormy16/predicates.md:
4295 (xstormy16_carry_plus_operand): New predicate.
4296 (xs_hi_general_operand): New predicate.
4297 (xs_hi_nonmemory_operand): New predicate.
4298 * config/stormy16/stormy16-protos.h:
4299 (xstormy16_carry_plus_operand): Delete prototype.
4300 (xs_hi_general_operand): Likewise.
4301 (xs_hi_nonmemory_operand): Likewise.
4303 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4304 modifiers as they are no longer needed and they can trigger
4305 reload spill failures.
4307 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4308 with a match_operand in order to help reload.
4310 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4311 constraint with 'e' for the 8th alternative as this version of
4312 the mov.w instruction only accepts the lower 8 registers.
4314 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4317 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4318 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4321 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4324 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4326 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4328 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4330 (remove_structure): Update allocations list before removing structure.
4332 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4334 * ipa-struct-reorg.c (is_safe_cond_expr,
4335 create_new_stmts_for_cond_expr): Use integer_zerop function,
4336 that recognize not only zero-pointer, but zero-integer too.
4338 2008-01-25 Ben Elliston <bje@au.ibm.com>
4341 * fixproto: Escape "." in sed expression that strips leading "./".
4343 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4346 * gcc.c (SWITCH_OK): Removed.
4347 (SWITCH_LIVE): Changed to bit.
4348 (SWITCH_FALSE): Likewise.
4349 (SWITCH_IGNORE): Likewise.
4350 (switchstr): Change live_cond to unsigned int.
4351 (process_command): Replace SWITCH_OK with 0.
4352 (do_self_spec): Likewise.
4353 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4354 (give_switch): Likewise.
4355 (used_arg): Likewise.
4356 (do_spec_1): Set the SWITCH_IGNORE bit.
4357 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4358 bits. Set the SWITCH_LIVE bit.
4360 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4362 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4364 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4366 PR tree-optimization/34472
4367 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4368 parameter to a "bool *" and set *DATA to false if there is
4369 an unsafe access. Do not delete the structure here.
4370 (check_cond_exprs): Delete it here instead.
4371 (check_cond_exprs, exclude_cold_structs): Do not increase
4372 I when removing a structure.
4374 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4378 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4380 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4383 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4384 a fixed vector for stack.
4386 2008-01-24 Ben Elliston <bje@au.ibm.com>
4389 * doc/gcc.texi (Software development): Add a direntry for g++.
4391 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4393 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4394 stale and straggling -fforce-addr comments above.
4396 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4398 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4399 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4401 2008-01-23 Michael Matz <matz@suse.de>
4404 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4407 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4409 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4412 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4414 * config/avr/avr.c (avr_current_arch): New variable.
4415 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4416 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4417 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4418 (avr_override_options): Init 'avr_current_arch'.
4419 (base_arch_s): Move from here...
4420 * config/avr/avr.h (base_arch_s): ... here. Add new members
4421 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4422 'mega' to 'have_jmp_call'.
4423 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4424 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4426 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4428 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4429 MULTILIB_MATCHES): (Ditto.).
4431 2008-01-23 Richard Guenther <rguenther@suse.de>
4434 * cgraphunit.c (cgraph_reset_node): Always mark the node
4435 not reachable if it is not queued already.
4437 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4439 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4440 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4441 (cputype_selected): New static variable.
4442 (bfin_handle_option): Set it if -mcpu is used.
4443 (override_option): Select default set of workarounds if no cpu type
4444 selected on the command line.
4445 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4447 From Michael Frysinger <michael.frysinger@analog.com>
4448 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4449 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4451 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4452 for bf547, bf523, bf524, and bf526.
4453 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4455 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4456 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4457 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4458 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4459 * doc/invoke.texi (Blackfin Options): Document that
4460 -mcpu now accept bf547, bf523, bf524, and bf526.
4462 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4464 PR rtl-optimization/34628
4465 * combine.c (try_combine): Stop and undo after the first combination
4466 if an autoincrement side-effect on the first insn has effectively
4469 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4472 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4473 Offset addresses are not valid for Altivec or paired float modes.
4475 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4478 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4479 if DECL_INITIAL (decl) is error_mark_node.
4482 * c-common.c (handle_vector_size_attribute): Only allow
4483 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4484 the same way as pointer, array etc. types.
4485 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4488 * tree.c (build_type_attribute_qual_variant): Call
4489 build_qualified_type if attributes are equal, but quals are not.
4491 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4494 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4495 * flags.h (warn_strict_aliasing): Remove.
4496 (warn_strict_overflow): Remove.
4497 * opts.c (warn_strict_aliasing): Remove.
4498 (warn_strict_overflow): Remove.
4499 * c-opts.c (c_common_handle_option): -Wall only sets
4500 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4501 (c_common_post_options): Give default values to -Wstrict-aliasing
4502 and -Wstrict-overflow if they are uninitialized.
4503 * common.opt (Wstrict-aliasing): Specify Var and Init.
4504 (Wstrict-overflow): Likewise.
4506 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4508 PR rtl-optimization/26854
4509 PR rtl-optimization/34400
4510 PR rtl-optimization/34884
4511 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4513 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4514 (df_rd_bb_info.expanded_lr_out): Deleted
4515 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4516 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4517 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4518 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4519 Removed code to allocate, initialize or free expanded_lr_out.
4520 (df_rd_bb_local_compute_process_def): Restructured to make more
4522 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4523 sets if the sets are being trimmed.
4525 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4528 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4529 (as_vers): Likewise.
4530 * configure: Regenerated.
4532 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4535 * tree-pass.h (pass_build_alias): New pass.
4536 * tree-ssa-alias.c (gate_build_alias): New.
4537 (pass_build_alias): New.
4538 * passes.c (init_optimization_passes): Add pass_build_alias after
4539 pass_create_structure_vars.
4541 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4543 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4544 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4545 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4546 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4547 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4548 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4549 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4550 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4551 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4552 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4553 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4554 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4555 * config/s390/s390.md (FP_ALL): New mode iterator.
4556 (_d): New mode attribute.
4557 ("*signbit<mode>2>"): Changed mode of first operand.
4558 ("isinf<mode>2"): Changed mode of first operand.
4559 ("*TDC_insn"): Adaptation for DFP modes.
4561 2008-01-22 Ben Elliston <bje@au.ibm.com>
4563 * tree.c (check_qualified_type): Improve function description.
4565 2008-01-21 Jason Merrill <jason@redhat.com>
4568 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4569 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4572 2008-01-21 DJ Delorie <dj@redhat.com>
4574 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4577 2008-01-21 Richard Guenther <rguenther@suse.de>
4580 * tree-cfg.c (verify_expr): Allow all invariant expressions
4581 instead of just constant class ones as reference argument.
4582 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4583 like any other constant.
4584 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4586 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4588 * regmove.c (fixup_match_1): Update call crossed frequencies.
4590 2008-01-21 Richard Guenther <rguenther@suse.de>
4593 * tree-inline.c (setup_one_parameter): Deal with mismatched
4594 types using a VIEW_CONVERT_EXPR.
4596 2008-01-21 Alon Dayan <alond@il.ibm.com>
4597 Olga Golovanevsky <olga@il.ibm.com>
4599 PR tree-optimization/34701
4600 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4601 when the structure size is not a power of 2.
4603 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4605 * doc/install.texi: Add doc for --enable-checking=df.
4607 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4609 PR rtl-optimization/34808
4610 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4612 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4614 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4617 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4619 PR rtl-optimization/26854
4620 PR rtl-optimization/34400
4621 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4623 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4624 (df_rd_bb_info.expanded_lr_out): New.
4625 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4626 * loop_iv.c (iv_analysis_loop_init): Ditto.
4627 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4628 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4629 Added code to allocate, initialize or free expanded_lr_out.
4630 (df_rd_bb_local_compute_process_def): Restructured to make
4631 more understandable.
4632 (df_rd_confluence_n): Add code to do nothing with fake edges and
4633 code to no apply invalidate_by_call sets if the sets are being trimmed.
4634 (df_lr_local_finalize): Renamed to df_lr_finalize.
4635 (df_live_local_finalize): Renamed to df_live_finalize.
4637 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4640 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4641 deciding whether to use reciprocal instructions.
4643 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4645 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4646 dwarf2out_note_section_used if cold_text_section is NULL.
4648 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4650 PR gcov-profile/34610
4651 * tree-cfg.c (make_edges): Mark both outgoing edges from
4652 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4653 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4654 from OMP_FOR and OMP_CONTINUE outgoing edges.
4656 * tree-profile.c (tree_profiling): Return early if
4657 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4659 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4660 from cfun to child_cfun.
4661 * function.h (struct function): Add after_tree_profile bit.
4663 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.S (_exit): Disable interrupt.
4667 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4668 Steven Bosscher <stevenb.gcc@gmail.com>
4670 PR rtl-optimization/26854
4671 PR rtl-optimization/34400
4672 * df-problems.c (df_live_scratch): New scratch bitmap.
4673 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4674 (df_live_reset): Clear the proper bitmaps.
4675 (df_live_bb_local_compute): Only process the artificial defs once
4676 since the order is not important.
4677 (df_live_init): Init the df_live sets only with the variables
4678 found live by df_lr.
4679 (df_live_transfer_function): Use the df_lr sets to prune the
4680 df_live sets as they are being computed.
4681 (df_live_free): Free df_live_scratch.
4683 2008-01-18 Ian Lance Taylor <iant@google.com>
4685 * common.opt: Add fmerge-debug-strings.
4686 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4687 flag_merge_debug_strings rather than flag_merge_constants.
4688 * doc/invoke.texi (Option Summary): Mention
4689 -fmerge-debug-strings.
4690 (Debugging Options): Document -fmerge-debug-strings.
4692 2008-01-18 Ian Lance Taylor <iant@google.com>
4695 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4696 (struct tree_function_decl): Add new field operator_new_flag.
4697 * tree-inline.c (expand_call_inline): When inlining a call to
4698 operator new, force the return value to go into a variable, and
4699 set DECL_NO_TBAA_P on that variable.
4700 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4702 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4705 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4706 DWARF2_DEBUGGING_INFO.
4707 (dwarf2out_note_section_used): Ditto. Add prototype.
4708 (have_multiple_function_sections, text_section_used,
4709 cold_text_section_used, *cold_text_sections): Move declarations
4712 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4714 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4715 field and add signal_ra.
4716 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4717 assignments to frame state pc. Move end of stack check after
4718 MD_FALLBACK_FRAME_STATE_FOR.
4719 (uw_update_context_1): Use frame state signal_regs if set, instead
4720 of checking signal_frame flag.
4721 (uw_update_context): Use frame state signal_ra if set.
4722 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4723 * config/xtensa/linux-unwind.h: New file.
4725 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4727 * modulo-sched.c (get_sched_window): Fix comment typo.
4729 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4731 PR tree-optimization/34648
4732 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4734 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4736 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4737 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4739 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4741 PR rtl-optimization/34400
4742 * df-core.c (df_worklist_dataflow_overeager,
4743 df_worklist_dataflow_doublequeue): New functions.
4744 (df_worklist_dataflow): Two different worklist solvers.
4745 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4748 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4751 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4752 and ftree-parallelize-loops.
4754 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4756 PR rtl-optimization/34826
4757 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4759 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4761 * global.c (find_reg): Mark the eh regs as used if necessary.
4762 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4763 * ra.h (struct allocno): no_eh_reg field added. Changed
4764 no_stack_reg type to bitfield.
4766 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4768 * tree.c (substitute_in_expr): Add missing 'break'.
4770 2008-01-17 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/34825
4773 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4774 x / x as division to handle.
4776 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4778 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4779 "-pthread" is specified.
4780 * pa-hpux11.h (LIB_SPEC): Likewise.
4782 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4783 Peter Bergner <bergner@vnet.ibm.com>
4785 PR rtl-optimization/33796
4786 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4788 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4790 PR libgfortran/34699
4791 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4793 * pa-hpux10.h (LINK_SPEC): Likewise.
4794 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4796 2008-01-16 Richard Guenther <rguenther@suse.de>
4799 * fold-const.c (fold_convert_const_int_from_int): Do not
4800 set overflow if that occured only because of a sign extension
4801 change when converting from/to a sizetype with the same
4802 precision and signedness.
4804 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4807 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4808 location address to the correct place. Update copyright year.
4810 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4812 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4813 no dependences in the dependence_relations vector.
4815 2008-01-16 Jan Hubicka <jh@suse.cz>
4817 PR rtl-optimization/31396
4818 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4819 * cfg.c (dump_reg_info): Print it.
4820 * regs.h (struct reg_info_t): add freq_calls_crossed.
4821 (REG_FREQ_CALLS_CROSSED): New macro.
4822 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4823 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4824 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4825 regmove_optimize): Update call crossed frequencies.
4826 * local-alloc.c (struct qty): Add freq_calls_crossed.
4827 (alloc_qty): Copute freq_calls_crossed.
4828 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4829 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4830 * ra.h (struct allocno): Add freq_calls_crossed.
4832 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4834 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4835 libgomp when compiling with ftree-parallelize-loops.
4836 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4838 2008-01-16 Richard Guenther <rguenther@suse.de>
4840 PR tree-optimization/34769
4841 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4842 * tree.c (int_cst_value): Instead make this function more
4843 permissive in what it accepts as valid input. Document this
4844 function always sign-extends the value.
4846 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4847 Richard Guenther <rguenther@suse.de>
4850 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4851 (gimple_fold_indirect_ref_rhs): ... this.
4852 (gimple_fold_indirect_ref): New function with foldings
4853 that preserve lvalueness.
4854 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4855 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4856 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4857 to fold an INDIRECT_REF, fall back to the old use of
4858 fold_indirect_ref_1.
4860 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4862 * tree-data-ref.c (subscript_dependence_tester_1): Call
4863 free_conflict_function.
4864 (compute_self_dependence): Same.
4866 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4869 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4870 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4872 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4873 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4874 for DWARF2_UNWIND_INFO targets.
4876 2008-01-16 Richard Guenther <rguenther@suse.de>
4879 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4880 type qualifiers for function types.
4882 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4884 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4885 loop_iterator li from previous commit.
4887 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4889 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4891 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4893 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4894 (parallelize_loops): Don't parallelize irreducible components.
4896 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4899 * c-opts (c_common_post_options): Do not enable CPP
4900 flag_pedantic_errors by default.
4902 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4904 PR rtl-optimization/31944
4905 * cse.c (remove_pseudo_from_table): New function.
4906 (merge_equiv_classes): Use above function to remove pseudo-registers.
4907 (invalidate): Likewise.
4909 2008-01-13 Richard Guenther <rguenther@suse.de>
4912 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4913 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4915 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4917 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4918 validate_change to unshare the source of the PC set.
4920 2008-01-12 Jan Hubicka <jh@suse.cz>
4923 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4924 references above array bounds. This might trigger bounds checks for
4927 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4929 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4930 new_replaceable_dependencies.
4932 2008-01-12 Doug Kwan <dougkwan@google.com>
4934 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4935 instead of OPT_Wreturn_type in warning due to ignored return type
4937 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4938 options included in -Wextra.
4939 * c.opt: New option -Wignored_qualifiers.
4940 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4941 -Wignore_qualifiers.
4942 (-Wignored-qualifiers): Document.
4943 (-Wreturn-type): Remove description of functionality now handled
4944 by -Wignored-qualifiers.
4946 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4949 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4950 NOP_EXPR if it is between integral types with the same precision.
4952 2008-01-12 Jan Hubicka <jh@suse.cz>
4955 * invoke.texi (max-inline-recursive-depth): Fix default value.
4957 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4959 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4962 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4964 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4966 2008-01-11 James E. Wilson <wilson@specifix.com>
4969 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4971 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4973 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4974 save/restore frame pointer register and don't use 'call-prologues'
4975 optimization in function with "OS_task" attribute.
4977 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4980 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4981 when copying to memory.
4983 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4985 PR rtl-optimization/30905
4986 * cfgcleanup.c: Include dce.h
4987 (crossjumps_occured): New global variable.
4988 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4989 If something changed, set crossjumps_occured to true.
4990 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4991 Don't add/remove fake edges to exit here...
4992 (cleanup_cfg): ...but do it here, when crossjumping.
4993 Run a fast DCE when successful crossjumps occured in the latest
4994 iteration of try_optimize_cfg.
4996 2008-01-11 Richard Guenther <rguenther@suse.de>
4998 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4999 (struct vn_unary_op_s): Likewise.
5000 (vn_reference_insert): Free old reference on hash collision.
5002 2008-01-10 Raksit Ashok <raksit@google.com>
5004 PR rtl-optimization/27971
5005 * combine.c (find_split_point): Split PLUS expressions which are
5006 inside a MEM rtx, and whose first operand is complex.
5008 2008-01-10 DJ Delorie <dj@redhat.com>
5010 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5011 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5012 (m32c_hard_regno_ok): Call the underlying function.
5014 2008-01-10 Richard Guenther <rguenther@suse.de>
5017 * tree-cfg.c (tree_merge_blocks): Do not go through the
5018 full-blown folding and stmt updating path if we just deal
5019 with virtual operands.
5020 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5021 test for abnormal SSA_NAMEs.
5023 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5026 * reload.c (push_reload): Add assertions. All constants from
5027 reg_equiv_constant should have been used for replacing the respective
5029 (find_reloads_address): Invoke find_reloads_address_part for
5030 constant taken from the reg_equiv_constant array.
5032 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5034 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5035 field (valnum) the first in the struct. Replace bools with
5038 2008-01-10 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/34651
5041 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5042 types and ordering for masking and converting.
5044 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5046 PR tree-optimization/34017
5047 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5048 also for PHI_NODE expressions.
5050 2008-01-09 Jan Hubicka <jh@suse.cz>
5052 PR tree-optimization/34708
5053 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5054 based on number of case labels.
5055 (init_inline_once): Remove switch_cost.
5056 * tree-inline.h (eni_weights_d): Remove switch_cost.
5058 2008-01-09 Richard Guenther <rguenther@suse.de>
5059 Andrew Pinski <andrew_pinski@playstation.sony.com>
5062 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5063 temporary if an rvalue is ok or an lvalue is not required.
5065 2008-01-09 Richard Guenther <rguenther@suse.de>
5068 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5071 2008-01-09 Richard Guenther <rguenther@suse.de>
5074 * tree.c (host_integerp): Check for sizetype only if the
5075 type is an integer type.
5077 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5080 * opts.c (decode_options): Disable inlining of functions called
5081 once if not in unit-at-a-time mode.
5083 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5085 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5087 2008-01-08 Richard Guenther <rguenther@suse.de>
5090 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5091 out early if the result will be unused.
5093 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5098 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5102 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5104 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5105 for vectorization tuned.
5107 2008-01-08 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/34683
5110 * tree-ssa-operands.c (operand_build_cmp): Export.
5111 * tree-ssa-operands.h (operand_build_cmp): Declare.
5112 * tree-vn.c (vuses_compare): Remove.
5113 (sort_vuses): Use operand_build_cmp.
5114 (sort_vuses_heap): Likewise.
5115 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5116 to re-use old VEC if available. Do not sort already sorted VUSEs.
5117 (vdefs_to_vec): Do not sort already sorted VDEFs.
5119 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5122 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5124 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5127 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5128 limitations of reciprocal sequences on x86 targets.
5130 2008-01-08 Richard Guenther <rguenther@suse.de>
5132 PR tree-optimization/34683
5133 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5135 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5138 * config/darwin.c (darwin_mergeable_string_section): Don't use
5139 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5141 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5144 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5145 negxf2. Macroize expander using X87MODEF mode iterator. Change
5146 predicates of op0 and op1 to register_operand.
5147 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5148 expander using X87MODEF mode iterator. Change predicates of
5149 op0 and op1 to register_operand.
5150 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5151 corresponding patterns and macroize using MODEF macro. Change
5152 predicates of op0 and op1 to register_operand and remove
5153 "m" constraint. Disparage "r" alternative with "!".
5154 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5155 macroize using X87MODEF macro. Change predicates of op0 and op1
5156 to register_operand and remove "m" constraint. Disparage "r"
5157 alternative with "!".
5158 (absneg splitter with memory operands): Remove.
5159 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5160 patterns and macroize using X87MODEF mode iterator.
5161 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5162 Change predicate of op1 to register_operand.
5163 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5164 for memory operands.
5166 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5168 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5170 2008-01-07 Richard Guenther <rguenther@suse.de>
5172 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5175 2008-01-07 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/34683
5178 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5179 VOPs of the needed size to save memory. Use VEC_quick_push
5180 to save compile-time.
5181 (vdefs_to_vec): Likewise.
5183 2008-01-07 Sa Liu <saliu@de.ibm.com>
5185 * config/spu/spu.md (divdf3): Genetate inline code for double
5186 division. The implementation doesn't handle INF or NAN, therefore it
5187 only applies when -ffinite-math-only is given.
5189 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5192 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5193 * doc/cpp.texi ([Common Predefined Macros]): Document.
5195 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5198 order to use commutative addition instead of subtraction.
5200 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5201 Mircea Namolaru <namolaru@il.ibm.com>
5202 Vladimir Yanovsky <yanov@il.ibm.com>
5203 Revital Eres <eres@il.ibm.com>
5205 PR tree-optimization/34263
5206 * tree-outof-ssa.c (process_single_block_loop_latch,
5207 contains_tree_r): New functions.
5208 (analyze_edges_for_bb): Call process_single_block_loop_latch
5209 function to empty single-basic-block latch block if possible.
5211 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5215 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5217 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5219 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5221 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5223 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5225 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5227 PR tree-optimization/34618
5228 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5231 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5234 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5235 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5236 Update copyright year.
5238 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5239 Update copyright year.
5240 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5243 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5245 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5246 edge does not point to current bb before changing need_assert.
5248 2008-01-04 Richard Guenther <rguenther@suse.de>
5251 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5252 for verifying purposes if they are is_gimple_min_invariant.
5254 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5256 PR tree-optimization/34448
5257 PR tree-optimization/34465
5258 * gimplify.c (gimplify_init_constructor): Add new parameter
5259 notify_temp_creation. Use it.
5260 (gimplify_modify_expr_rhs): Take volatiles into account when
5261 optimizing constructors.
5262 Do not optimize constructors if gimplify_init_constructor will dump to
5264 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5265 * gcc.c-torture/compile/pr34448.c: New.
5267 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5269 PR gcov-profile/34609
5270 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5271 return_slot if result is TREE_ADDRESSABLE.
5273 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5275 * config/mips/mips.md (sqrt_condition): Tweak comment.
5276 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5278 2008-01-03 Tom Tromey <tromey@redhat.com>
5281 * c-common.c (c_type_hash): Handle VLAs.
5283 2008-01-03 Jan Hubicka <jh@suse.cz>
5285 PR tree-optimization/31081
5286 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5287 0 when inlining and not inlining to first basic block.
5288 (remap_decl): When var is initialized to 0, don't set default_def.
5289 (expand_call_inline): Set entry_bb.
5290 * tree-inline.h (copy_body_data): Add entry_bb.
5292 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5295 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5298 PR tree-optimization/29484
5299 * tree-inline.c (inline_forbidden_p_2): New function.
5300 (inline_forbidden_p): Disallow inlining if some static var
5301 has an address of a local LABEL_DECL in its initializer.
5302 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5305 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5307 PR tree-optimization/34635
5308 * tree-data-ref.c (add_other_self_distances): Make sure that the
5309 evolution step is constant.
5311 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5314 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5316 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5318 * tree-sra.c (scalarize_init): Insert the generate_element_init
5319 statements after the generate_element_zero statements.
5321 2008-01-02 Richard Guenther <rguenther@suse.de>
5325 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5326 for very large number of operands instead of ICEing.
5328 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5331 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5332 while stack probing.
5334 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5336 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5339 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5342 * tree-mudflap.c (mx_register_decls): Guard warning by
5343 !DECL_ARTIFICIAL check.
5345 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5347 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5348 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5349 sse5_perm<mode>): Fix constraints.