1 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3 PR rtl-optimization/35729
4 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
10 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11 load/store if memory is unaligned.
12 (*movti_rex64): Likewise.
14 * config/i386/predicates.md (misaligned_operand): New.
16 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22 2008-03-31 Jan Beulich <jbeulich@novell.com>
24 * config/ia64/constraints.md: Add 'j' constraint.
25 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
26 (movdi_internal): Likewise.
28 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
31 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
33 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
36 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
37 proper error message for the third argument on blendpd and
40 * config/i386/sse.md (blendbits): New.
41 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
43 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
45 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
47 2008-03-30 Richard Guenther <rguenther@suse.de>
50 * fold-const.c (fold_sign_changed_comparison): Do leave
51 conversions to base-types alone.
53 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
55 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
56 the link register if one altivec register is be saved.
58 2008-03-30 Ben Elliston <bje@au.ibm.com>
60 * final.c (final_scan_insn): Remove if (0) code.
62 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
64 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
66 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
68 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
69 of V4SFmode to ix86_binary_operator_ok.
71 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
73 * config/i386/i386.c (override_options): Initialize
74 ix86_veclib_handler to ix86_veclibabi_svml when
75 -mveclibabi=svml is used.
76 (ix86_veclibabi_svml): New function for SVML ABI style
77 vectorization support.
78 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
80 2008-03-28 Rafael Espindola <espindola@google.com>
82 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
83 (tree_binary_nonnegative_warnv_p): Make it public.
84 (tree_single_nonnegative_warnv_p): Make it public.
85 (tree_invalid_nonnegative_warnv_p): Make it public.
86 (tree_unary_nonzero_warnv_p): Make it public.
87 (tree_binary_nonzero_warnv_p): Make it public
88 (tree_single_nonzero_warnv_p): Make it public.
89 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
90 (extract_range_from_binary_expr): Split the expr argument.
91 (extract_range_from_unary_expr): Split the expr argument.
92 (extract_range_from_comparison): Split the expr argument.
93 (extract_range_from_expr): Use the new aux functions.
94 (vrp_evaluate_conditional_warnv): Use
95 vrp_evaluate_conditional_warnv_with_ops.
96 * tree.h (tree_unary_nonzero_warnv_p): Declare.
97 (tree_binary_nonzero_warnv_p): Declare.
98 (tree_single_nonzero_warnv_p): Declare.
99 (tree_expr_nonzero_warnv_p): Declare.
100 (tree_unary_nonnegative_warnv_p): Declare.
101 (tree_binary_nonnegative_warnv_p): Declare.
102 (tree_single_nonnegative_warnv_p): Declare.
103 (tree_invalid_nonnegative_warnv_p): Declare.
105 2008-03-28 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/30317
108 PR tree-optimization/30911
109 PR tree-optimization/34793
110 * tree-vrp.c (set_and_canonicalize_value_range): New function.
111 (struct assert_locus_d): New member EXPR.
112 (register_new_assert_for): Add EXPR parameter to support
113 ASSERT_EXPR <name, expr OP limit>.
114 (register_edge_assert_for_1): Adjust callers.
115 (find_assert_locations): Likewise.
116 (process_assert_insertions_for): Build condition from expression.
117 (extract_range_from_assert): Handle ASSERT_EXPRs
118 of the form ASSERT_EXPR <name, expr OP limit>.
119 (register_edge_assert_for_2): New helper registering
120 asserts for comparisons. Recognize range tests of the form
121 (unsigned)i - CST1 OP CST2.
122 (register_edge_assert_for_1): Use it.
123 (register_edge_assert_for): Likewise.
124 (needs_overflow_infinity): Integer sub-types
125 do not need overflow infinities.
126 (vrp_val_is_max): The extreme values of integer sub-types
127 are those of the base type.
128 (vrp_val_is_min): Likewise.
129 * tree.def (ASSERT_EXPR): Document extra allowed conditional
132 2008-03-28 Nick Clifton <nickc@redhat.com>
134 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
135 Return GENERAL_REGS for stack adjustment reloads.
137 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
140 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
141 const_vector when all the vectors are constant.
143 2008-03-27 Bob Wilson <bob.wilson@acm.org>
145 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
147 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
148 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
150 (s<code>_sf): Use new scc_sf attribute for opcode names.
152 2008-03-27 Tom Tromey <tromey@redhat.com>
154 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
155 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
156 config/spu/t-spu-elf, config/i386/t-interix,
157 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
158 config/i386/x-darwin, config/i386/x-mingw32,
159 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
160 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
161 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
162 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
163 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
164 config/rs6000/x-darwin, config/rs6000/t-rs6000,
165 config/score/t-score-elf, config/arm/t-strongarm-pe,
166 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
167 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
168 Revert automatic dependency patch.
170 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
173 * config/i386/i386.c (ix86_function_arg_boundary): Align
174 decimal floating point to its natural boundary.
176 2008-03-27 Richard Guenther <rguenther@suse.de>
179 * fold-const.c (fold_comparison): Restrict distinct decl
180 comparison folding to VAR_DECLs and PARM_DECLs. Do not
181 solely rely on operand_equal_p.
183 2008-03-27 Richard Guenther <rguenther@suse.de>
186 * c-common.c (handle_weak_attribute): Reject combination of
189 2008-03-27 Richard Guenther <rguenther@suse.de>
191 PR tree-optimization/32810
192 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
193 conversions from DECL_INITIAL.
194 (fold_const_aggregate_ref): Likewise from constructor elements.
196 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
198 * tree-affine.h (aff_combination_expand): Declare.
199 (get_inner_reference_aff): Likewise.
200 * tree-affine.c (aff_combination_expand): Split out from
201 tree_to_aff_combination_expand.
202 (get_inner_reference_aff): New function.
203 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
204 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
205 (struct lim_aux_data): sm_done field removed.
206 (mem_ref_loc_p, mem_ref_locs_p): New types.
207 (struct mem_ref): Added id, stored, accesses_in_loop,
208 indep_loop, dep_loop, indep_ref, dep_ref fields.
209 Removed is_stored, locs and next fields.
210 (memory_accesses): New variable.
211 (movement_possibility): Do not allow moving statements
212 that store to memory.
213 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
215 (determine_max_movement): For statements with memory references,
216 find the outermost loop in that the reference is independent.
217 (move_computations_stmt): Mark the virtual operands for renaming.
218 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
219 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
220 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
221 add_vop_ref_mapping, create_vop_ref_mapping_loop,
222 create_vop_ref_mapping, analyze_memory_references,
223 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
224 get_all_locs_in_loop, ref_always_accessed_p,
225 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
226 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
227 store_motion_loop, store_motion): New functions.
228 (struct vop_to_refs_elt): New type.
229 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
230 memref_hash, memref_eq, hoist_memory_references): Rewritten.
231 (schedule_sm): Replaced by...
232 (execute_sm): ... this.
233 (determine_lsm_ref, hoist_memory_references,
234 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
235 find_more_ref_vops, free_mem_ref, free_mem_refs,
236 determine_lsm_loop, determine_lsm): Removed.
237 (tree_ssa_lim_finalize): Free data structures used by store motion.
238 (tree_ssa_lim): Call analyze_memory_references. Use
239 store_motion instead of determine_lsm.
241 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
243 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
244 rename tmake_file to m68hc11/t-m68hc11.
245 (mcore): Set inhibit_libc to true.
246 * config.host (alpha*-dec-*vms*): Set extra_programs.
247 (interix3*): Don't use host_xmake_file.
248 * configure.ac: Let config.gcc override inhibit_libc.
249 * configure: Regenerate.
251 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
252 * config/t-openbsd-thread: Remove commented out lines.
254 * config/x-interix: Remove.
256 * config/m68hc11/t-m68hc11-gas: Rename to...
257 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
259 * config/mcore/t-mcore: Remove T_CFLAGS.
260 * config/mcore/t-mcore-pe: Likewise.
262 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
264 * configure.ac: Replace custom __GNU_SOURCE test with
265 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
266 * aclocal.m4: Regenerate.
267 * configure: Regenerate.
268 * config.in: Regenerate.
270 2008-03-27 Richard Guenther <rguenther@suse.de>
272 * fold-const.c (target.h): Include.
273 (fold_comparison): Fold comparison of addresses of decls
274 that bind locally or of constants. Consolidate address folding code.
275 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
276 results from fold_binary_to_constant.
277 (compare_values_warnv): Likewise.
279 2008-03-27 Andrew Pinski <pinskia@gmail.com>
282 * fold-const.c (fold_truthop): Check for integeral types when folding
283 a == 0 && b == 0 and a != 0 || b != 0 .
285 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
287 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
289 2008-03-26 Andreas Schwab <schwab@suse.de>
291 * doc/invoke.texi: Fix use of @item vs. @itemx.
293 2008-03-26 Tom Tromey <tromey@redhat.com>
295 * Makefile.in (build/gensupport.o, build/print-rtl.o,
296 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
297 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
298 build/gencodes.o, build/genconditions.o, build/genconfig.o,
299 build/genconstants.o, build/genemit.o, build/genextract.o,
300 build/genflags.o, build/genmddeps.o, build/genopinit.o,
301 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
304 2008-03-26 Richard Guenther <rguenther@suse.de>
307 2008-03-26 Richard Guenther <rguenther@suse.de>
309 * fold-const.c (target.h): Include.
310 (fold_comparison): Fold comparison of addresses of two decls
311 that bind locally. Consolidate address folding code.
313 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
316 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
317 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
318 dconstsqrt2, dconstthird, dconste and/or dconst10.
319 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
320 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
321 dconstsqrt2, dconste): Delete.
322 (init_emit_once): Likewise. Simplify initializing dconstm1.
324 * real.c (get_real_const): New.
325 * real.h (dconst3, dconst10, dconstm2, dconstthird,
326 dconstsqrt2, dconste): Delete.
327 (real_value_const, get_real_const): New.
329 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
331 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
333 * config/i386/i386.c (ix86_function_arg_boundary): Check
334 BIGGEST_ALIGNMENT instead of 128.
335 (setup_incoming_varargs_64): Likewise.
337 2008-03-26 Tom Tromey <tromey@redhat.com>
339 * Makefile.in (DEPFILES): Add missing '/'.
341 2008-03-26 Richard Guenther <rguenther@suse.de>
343 * fold-const.c (target.h): Include.
344 (fold_comparison): Fold comparison of addresses of two decls
345 that bind locally. Consolidate address folding code.
347 2008-03-26 Nick Clifton <nickc@redhat.com>
350 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
351 not allow INT+INT as a legitimate addressing mode.
353 2008-03-26 Richard Guenther <rguenther@suse.de>
355 * tree-flow.h (widen_bitfield): Remove declaration.
356 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
357 (widen_bitfield): Remove function.
358 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
361 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
364 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
367 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
369 PR rtl-optimization/35232
370 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
371 (forget_old_reloads_1, forget_marked_reloads): Don't clear
372 reg_reloaded_call_part_clobbered here.
373 (reload_regs_reach_end_p): New function.
374 (reload_reg_rtx_for_input): New variable.
375 (reload_reg_rtx_for_output): Likewise.
376 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
377 when reassigning a pseudo register. Load reloadreg from
378 reload_reg_rtx_for_input, moving the mode and register
380 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
381 instead of the original when deciding whether an input reload
382 would be a no-op or whether an output reload can be deleted.
383 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
384 when setting up new_spill_reg_store. Load it from
385 reload_reg_rtx_for_output, moving the mode and register
387 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
388 instead of the original when deciding whether an output reload
389 would be a no-op. Do the same when modifying insn notes.
390 Use rtx_equal_p instead of == to compare the registers.
391 (inherit_piecemeal_p): Take a mode and two register numbers
393 (emit_reload_insns): Clear new_spill_reg_store for every hard
394 register in the reload register. Remove spill registers
395 from reg_reloaded_valid before considering whether to record
396 inheritance information for them. Use reload_reg_rtx_for_output
397 instead of reg_rtx when recording output reloads. Use
398 reload_reg_rtx_for_input instead of reg_rtx when recording
399 input reloads. Set or clear reg_reloaded_call_part_clobbered
400 at the same time as setting reg_reloaded_valid.
401 (delete_output_reload): Add a new_reload_reg parameter and use it
402 instead of rld[j].reg_rtx.
403 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
406 2008-03-25 Tom Tromey <tromey@redhat.com>
408 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
409 (build/genattr.o): Likewise.
410 (build/genattrtab.o): Likewise.
411 (build/gencodes.o): Likewise.
412 (build/genconfig.o): Likewise.
413 (build/genconstants.o): Likewise.
414 (build/genemit.o): Likewise.
415 (build/genextract.o): Likewise.
416 (build/genflags.o): Likewise.
418 2008-03-25 Bob Wilson <bob.wilson@acm.org>
420 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
421 instead of size_int for integer types.
422 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
423 to match type of MINUS_EXPR.
425 2008-03-25 Tom Tromey <tromey@redhat.com>
427 * configure: Rebuilt.
428 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
431 2008-03-25 Tom Tromey <tromey@redhat.com>
433 * config/x-solaris (host-solaris.o): Update.
434 * config/x-linux (host-linux.o): Update.
435 * config/x-hpux (host-hpux.o): Update.
436 * config/x-darwin (host-darwin.o): Update.
437 * config/v850/t-v850e (v850-c.o): Update.
438 * config/v850/t-v850 (v850-c.o): Update.
439 * config/t-vxworks (vxworks.o): Update.
440 * config/t-sol2 (sol2-c.o, sol2.o): Update.
441 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
442 * config/spu/t-spu-elf (spu-c.o): Update.
444 * config/sh/t-symbian (sh-c.o): Update.
446 * config/sh/t-sh (sh-c.o): Update.
447 * config/score/t-score-elf (score7.o, score3.o): Update.
448 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
449 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
450 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
451 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
453 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
454 * config/m32c/t-m32c (m32c-pragma.o): Update.
455 * config/ia64/t-ia64 (ia64-c.o): Update.
456 * config/i386/x-mingw32 (host-mingw32.o): Update.
457 * config/i386/x-i386 (driver-i386.o): Update.
458 * config/i386/x-darwin (host-i386-darwin.o): Update.
459 * config/i386/x-cygwin (host-cygwin.o): Update.
460 * config/i386/t-nwld (nwld.o): Update.
461 * config/i386/t-netware (netware.o): Update.
462 * config/i386/t-interix (winnt.o): Update.
463 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
464 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
465 msformat-c.o): Update.
466 * config/bfin/t-bfin-linux (generated_files): Add
467 linux-sysroot-suffix.h.
468 * config/arm/t-wince-pe (pe.o): Update.
469 * config/arm/t-strongarm-pe (pe.o): Update.
470 * config/arm/t-pe (pe.o): Update.
471 * config/arm/t-arm (arm-c.o): Update.
472 * doc/install.texi (Prerequisites): Require make 3.80.
473 * Makefile.in: Remove .o targets.
474 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
475 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
476 (simple_generated_h, simple_generated_c): Move earlier.
477 (generated_files): New variable.
478 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
479 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
480 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
481 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
482 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
483 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
484 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
485 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
486 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
487 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
488 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
489 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
491 (COMPILE.base, COMPILE): New variables.
492 (%.o): New pattern rule.
493 (ALL_HOST_OBJS): New variable.
494 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
495 (dummy-checksum.o, cc1-checksum.o): Remove.
496 (DRIVER_SHLIB): New variable.
497 (DRIVER_DEFINES): Use it.
498 (gencondmd.c): Move out of build/.
499 (s-conditions): Update.
500 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
501 (ALL_BUILD_OBJS): Likewise.
502 (build/%.o): Use BUILDCOMPILE.
503 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
504 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
505 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
506 build/gencheck.o, build/gencodes.o, build/genconditions.o,
507 build/genconfig.o, build/genconstants.o, build/genemit.o,
508 build/genextract.o, build/genflags.o, build/genmddeps.o,
509 build/genopinit.o, build/genoutput.o, build/genpeep.o,
510 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
511 build/gen-protos.o, build/scan.o, build/fix-header.o,
512 build/scan-decls.o): Simplify.
513 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
514 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
515 prefix.o, toplev.o): Reduce to variable setting.
516 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
517 ($(out_object_file), gcc-options.o): New targets.
518 ($(ALL_HOST_OBJS)): New target. Include dependency files.
519 * configure: Rebuilt.
520 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
521 * doc/sourcebuild.texi (Front End Directory): Document new variable.
523 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
525 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
526 complain when we hit an error, return ERROR_MARK_NODE.
528 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
530 * config/sh/constraints.md (Pso, Psz): New constraints.
531 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
532 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
534 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
536 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
537 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
539 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
541 * config/sh/sh.md (prefetch): Add condition for SH2A target.
542 (prefetch_sh2a): New.
544 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
545 Naveen.H.S <naveen.hs@kpitcummins.com>
547 * config/sh/constraints.md (I28): New constraint.
548 * config/sh/sh.c (broken_move): Add support for movi20s.
549 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
551 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
552 Jayant Sonar <Jayant.sonar@kpitcummins.com>
553 Naveen.H.S <naveen.hs@kpitcummins.com>
555 * config/sh/sh.c (SH_ATTRIBUTES): Define.
556 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
557 (print_operand): Handle resbank in %@ operand code.
558 (sh_encode_section_info): New.
559 (push_regs): Add conditions for resbank.
560 (sh_expand_epilogue): Likewise.
561 (sh_insert_attributes): Likewise.
562 (sh_attribute_table): Likewise.
563 (sh_handle_resbank_handler_attribute): New.
564 (sh2a_handle_function_vector_handler_attribute): New.
565 (sh2a_is_function_vector_call): New.
566 (sh2a_get_function_vector_number): New.
567 (sh2a_function_vector_p): New.
568 (sh_cfun_resbank_handler_p): New.
569 * config/sh/sh.md (calli): Emit jsr/n if possible.
570 (calli_tbr_rel): New.
571 (calli_pcrel): Emit jsr/n if possible.
572 (return_i): Emit rts/n if possible.
573 (call_valuei_tbr_rel): New.
574 (call_valuei_pcrel): Add condition for SH2A target.
575 (call_value): Likewise.
576 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
577 (sh2a_get_function_vector_number): Likewise.
578 (sh2a_is_function_vector_call): Likewise.
579 * doc/extend.texi: Document TBR relative addressing of SH2A.
580 (resbank): Add description for SH2A.
582 2008-03-24 Richard Guenther <rguenther@suse.de>
585 * gimplify.c (gimplify_modify_expr): For frontend type-correct
586 pointer assignments change conversions according to middle-end rules.
587 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
588 * configure.ac: Include type checking in yes.
589 * configure: Regenerate.
591 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
593 * diagnostic.c (diagnostic_count_diagnostic): Delete.
594 (diagnostic_report_diagnostic): Update. Handle ICEs here.
596 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
598 * gthr-vxworks.h (UNUSED): Define.
600 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
604 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
606 * doc/extend.texi (Function Attributes): Add missing comma in the
607 example of the "alloc_size" attribute.
609 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
612 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
614 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
617 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
620 * stor-layout.c (update_alignment_for_field): Set minimum alignment
621 of the underlying type of a MS bitfield layout to the natural
622 alignment of the type.
624 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
626 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
627 to their natural alignment to avoid store forwarding stalls.
629 2008-03-22 Richard Guenther <rguenther@suse.de>
631 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
632 For PHI nodes verify the address is invariant.
633 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
634 (get_symbol_constant_value): Use is_gimple_min_invariant.
635 (maybe_fold_stmt_indirect): Likewise.
637 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
639 PR rtl-optimization/33927
640 * Makefile.in (dse.o): Depend on $(TM_P_H).
641 * expr.h (extract_low_bits): Declare.
642 * expmed.c (extract_low_bits): New function.
643 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
644 * dse.c: Include tm_p.h.
645 (find_shift_sequence): Remove the read_reg argument and return the
646 read value. Emit the instructions instead of returning them.
647 Iterate on new_mode rather than calculating it each time.
648 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
649 source to NEW_MODE and extract_low_bits to convert the shifted
651 (replace_read): Allow the load and store to have different mode
652 classes. Use extract_low_bits when SHIFT == 0. Create the shift
653 or extraction instructions before trying the replacement. Update
654 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
656 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
659 to their natural alignment to avoid store forwarding stalls.
661 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
664 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
665 encouraging but not allowing gprs for input;
666 change the input constraint to !f#r.
667 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
669 change the output constraint to !f#r.
671 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
675 corresponding post-reload splitters.
676 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
677 when x87 FP math is selected.
678 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
679 New function prototype.
680 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
681 unreachable function to ease macroization of insn patterns.
683 2008-03-21 Martin Jambor <mjambor@suse.cz>
685 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
686 reference dumps if ddr is NULL or dependence is unknown.
688 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
690 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
691 unsigned extension into account.
692 (ATOMIC_COMPARE_AND_SWAP): Likewise.
693 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
694 Do computations on a scratch register.
696 2008-03-21 Richard Guenther <rguenther@suse.de>
698 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
699 Use is_gimple_min_invariant instead of TREE_INVARIANT.
700 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
701 * tree-ssa-dom.c (record_equality): Likewise.
702 * tree-inline.c (copy_body_r): Likewise.
703 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
706 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
708 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
709 as 'delete_unused' argument.
711 2008-03-20 Richard Guenther <rguenther@suse.de>
713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
714 special casing of constant qualifiers.
715 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
716 care about them in general.
717 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
718 regardless of their type.
719 (fold_stmt_r): Forcefully fold *& if we end up with that.
721 2008-03-20 Paul Brook <paul@codesourcery.com>
723 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
724 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
726 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
728 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
729 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
731 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
733 * common.opt (Wmudflap): New option.
734 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
735 (mx_register_decls): Likewise.
736 (mudflap_finish_file): Likewise.
737 * doc/invoke.texi: Document -Wno-mudflap.
739 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
741 * c-format.c (replace_format_name_to_system_name): New.
743 (convert_format_name_to_system_name): New.
744 (decode_format_attr): Add use of convert_format_name_to_system_name.
745 (format_types_orig): Add gnu_ prefix to names.
746 (check_format_info_main): Special treating of \0 escaped names for
747 supporting multi-character format specifiers as I32, I64.
748 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
749 (gnu_target_overrides_format_attributes): New.
750 * c-format.h: Add structure target_ovr_attr to hold
751 system specific formatter names.
752 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
753 msformat-c.o file to c_target_objs and cxx_target_objs.
754 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
755 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
756 (TARGET_N_FORMAT_TYPES): New.
757 * config/i386/msformat-c.c: New.
758 * config/i386/t-cygming: Add build rule for msformat-c.o.
759 * doc/extend.texi: Add new format names gnu_* and ms_* and
761 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
763 2008-03-20 Ira Rosen <irar@il.ibm.com>
765 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
766 optimizations turned on under -O3.
767 (ftree-vectorize): Add that the flag is turned on with -O3.
769 2008-03-20 Ben Elliston <bje@au.ibm.com>
771 * regmove.c (try_auto_increment): Fix spelling error in comment.
772 * final.c (final_scan_insn): Likewise.
774 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
778 allocator preferences for "y" and "r" class registers.
779 ("*mov<mode>_internal"): Ditto.
780 ("*movv2sf_internal_rex64"): Ditto.
781 ("*movv2sf_internal"): Ditto.
783 2008-03-19 Michael Matz <matz@suse.de>
786 * calls.c (expand_call): Check overlap of arguments with call
787 address for sibcalls.
789 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
792 * stor-layout.c (update_alignment_for_field): Set minimum alignment
793 of the underlying type of a MS bitfield layout to the natural
794 alignment of the type.
796 2008-03-19 Jan Hubicka <jh@suse.cz>
799 * toplev.c (decode_d_option): Handle all CPP flags.
800 * tree-vrp.c: Update tree_pass descriptors.
801 * regrename.c: Update tree_pass descriptors.
802 * fwprop.c: Update tree_pass descriptors.
803 * doc/invoke.texi: Remove documentation of dropped -d? flags.
804 * tree-into-ssa.c: Update tree_pass descriptors.
805 * tree-dump.c: Update tree_pass descriptors.
806 * tree-complex.c: Update tree_pass descriptors.
807 * tree-dump.h: Update tree_pass descriptors.
808 * see.c: Update tree_pass descriptors.
809 * cgraphbuild.c: Update tree_pass descriptors.
810 * tracer.c: Update tree_pass descriptors.
811 * tree-loop-distribution.c: Update tree_pass descriptors.
812 * cgraph.c: Update tree_pass descriptors.
813 * postreload-gcse.c: Update tree_pass descriptors.
814 * postreload.c: Update tree_pass descriptors.
815 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
816 * tree-tailcall.c: Update tree_pass descriptors.
817 * tree-pass.h (tree_opt_pass): Rename to ...
818 (opt_pass) ... this one; add "type" field and remove letter field.
819 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
820 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
821 all_lowering_passes): Update declaration.
822 * ipa-cp.c: Update tree_pass descriptors.
823 * final.c: Update tree_pass descriptors.
824 * omp-low.c: Update tree_pass descriptors.
825 * tree-ssa-dse.c: Update tree_pass descriptors.
826 * ipa-reference.c: Update tree_pass descriptors.
827 * tree-ssa-uncprop.c: Update tree_pass descriptors.
828 * auto-inc-dec.c: Update tree_pass descriptors.
829 * reorg.c: Update tree_pass descriptors.
830 * cgraphunit.c: Update tree_pass descriptors.
831 * tree-ssa-copyrename.c: Update tree_pass descriptors.
832 * tree-ssa-ccp.c: Update tree_pass descriptors.
833 * df-core.c: Update tree_pass descriptors.
834 * mode-switching.c: Update tree_pass descriptors.
835 * tree-nomudflap.c: Update tree_pass descriptors.
836 * modulo-sched.c: Update tree_pass descriptors.
837 * ipa-pure-const.c: Update tree_pass descriptors.
838 * cse.c: Update tree_pass descriptors.
839 * web.c: Update tree_pass descriptors.
840 * tree-stdarg.c: Update tree_pass descriptors.
841 * tree-ssa-math-opts.c: Update tree_pass descriptors.
842 * tree-ssa-dom.c: Update tree_pass descriptors.
843 * tree-nrv.c: Update tree_pass descriptors.
844 * tree-ssa-alias.c: Update tree_pass descriptors.
845 * loop-init.c: Update tree_pass descriptors.
846 * gimple-low.c: Update tree_pass descriptors.
847 * ipa-inline.c: Update tree_pass descriptors.
848 * tree-ssa-sink.c: Update tree_pass descriptors.
849 * global.c: Update tree_pass descriptors.
850 * ifcvt.c: Update tree_pass descriptors.
851 * jump.c: Update tree_pass descriptors.
852 * predict.c: Update tree_pass descriptors.
853 * tree-ssa-loop.c: Update tree_pass descriptors.
854 * recog.c: Update tree_pass descriptors.
855 * dse.c: Update tree_pass descriptors.
856 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
857 * tree-eh.c: Update tree_pass descriptors.
858 * regmove.c: Update tree_pass descriptors.
860 * function.c: Update tree_pass descriptors.
861 * tree-vectorizer.c: Update tree_pass descriptors.
862 * gcse.c: Update tree_pass descriptors.
863 * ipa-type-escape.c: Update tree_pass descriptors.
864 * tree-if-conv.c: Update tree_pass descriptors.
865 * init-regs.c: Update tree_pass descriptors.
866 * ipa.c: Update tree_pass descriptors.
867 * tree-ssa-phiopt.c: Update tree_pass descriptors.
868 * rtl-factoring.c: Update tree_pass descriptors.
869 * lower-subreg.c: Update tree_pass descriptors.
870 * bt-load.c: Update tree_pass descriptors.
871 * tree-dfa.c: Update tree_pass descriptors.
872 * except.c: Update tree_pass descriptors.
873 * emit-rtl.c: Update tree_pass descriptors.
874 * cfgexpand.c: Update tree_pass descriptors.
875 * tree-cfgcleanup.c: Update tree_pass descriptors.
876 * cfgcleanup.c: Update tree_pass descriptors.
877 * tree-ssa-pre.c: Update tree_pass descriptors.
878 * tree-sra.c: Update tree_pass descriptors.
879 * tree-mudflap.c: Update tree_pass descriptors.
880 * tree-ssa-copy.c: Update tree_pass descriptors.
881 * cfglayout.c: Update tree_pass descriptors.
882 * tree-ssa-forwprop.c: Update tree_pass descriptors.
883 * tree-ssa-dce.c: Update tree_pass descriptors.
884 * tree-ssa.c: Update tree_pass descriptors.
885 * regclass.c: Update tree_pass descriptors.
886 * integrate.c: Update tree_pass descriptors.
887 * tree-optimize.c: Update tree_pass descriptors.
888 * tree-ssa-phiprop.c: Update tree_pass descriptors.
889 * tree-object-size.c: Update tree_pass descriptors.
890 * combine.c: Update tree_pass descriptors.
891 * tree-outof-ssa.c: Update tree_pass descriptors.
892 * bb-reorder.c: Update tree_pass descriptors.
893 * stack-ptr-mod.c: Update tree_pass descriptors.
894 * var-tracking.c: Update tree_pass descriptors.
895 * tree-profile.c: Update tree_pass descriptors.
896 * tree-vect-generic.c: Update tree_pass descriptors.
897 * reg-stack.c: Update tree_pass descriptors.
898 * sched-rgn.c: Update tree_pass descriptors.
899 * tree-ssa-structalias.c: Update tree_pass descriptors.
900 * tree-cfg.c: Update tree_pass descriptors.
901 * passes.c (current_pass): Update declaration.
902 (finish_optimization_passes): Update.
903 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
904 (register_one_dump_file, register_dump_files_1, next_pass_1):
906 (init_optimization_passes): Update handling of new types.
907 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
908 * ipa-struct-reorg.c: Update tree_pass descriptors.
909 * tree-ssa-reassoc.c: Update tree_pass descriptors.
910 * combine-stack-adj.c: Update tree_pass descriptors.
911 * cfgrtl.c: Update tree_pass descriptors.
912 * dce.c: Update tree_pass descriptors.
913 * tree-ssanames.c: Update tree_pass descriptors.
915 2008-03-19 Richard Guenther <rguenther@suse.de>
918 * tree-ssa.c (walk_data): New structure.
919 (warn_uninitialized_var): If not always_executed warn with "maybe"
921 (execute_early_warn_uninitialized): Compute post-dominators.
922 Initialize always_executed before processing each basic block.
924 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
927 * config/i386/i386.c (x86_this_parameter): Calculate correct location
928 of "this" pointer when "regparm = N" or "fastcall" is in effect.
930 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
932 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
934 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
936 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
938 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
939 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
940 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
941 target after ignore has been set, and move there also the commputation
942 of subtarget and original_target.
943 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
944 (LANG_HOOKS_INITIALIZER): Remove it.
945 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
947 2008-03-18 Richard Guenther <rguenther@suse.de>
949 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
950 found an expression with constants, note that in the VN for the lhs.
951 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
952 fold them to constants if possible. Run cleanup_cfg if done so.
953 (execute_pre): Return todo.
955 (execute_fre): Likewise.
956 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
958 (get_prop_source_stmt): Look through pointer conversions.
960 2008-03-18 Jan Hubicka <jh@suse.cz>
962 * tree-pretty-print.c: Include predict.h.
963 (dump_generic_node): Dump predictor.
964 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
965 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
966 * gimple-low.c (lower_stmt): Likewise.
967 * expr.c (expand_expr_real): Likewise.
968 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
970 (build_predict_expr, build_predict_expr): New.
971 * predict.h (predictor_name, build_predict_expr): Update.
972 * c-typeck.c (c_finish_bc_stmt): Add prediction.
973 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
974 * predict.def (PRED_CONTINUE): Update hitrate.
975 * tree.def (PREDICT_EXPR): Define.
976 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
977 do not handle BIND_EXPR.
978 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
979 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
980 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
983 2008-03-18 Michael Matz <matz@suse.de>
985 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
987 2008-03-18 Richard Guenther <rguenther@suse.de>
989 * tree-gimple.h (is_gimple_invariant_address): Declare.
990 (is_gimple_constant): Likewise.
991 * tree-gimple.c (is_gimple_constant): New function.
992 (is_gimple_invariant_address): Likewise.
993 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
994 and is_gimple_invariant_address.
995 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
997 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1000 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1003 * gimplify.c (gimplify_expr): Gimplify second operand of
1006 2008-03-17 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/19637
1009 * fold-const.c (fold_unary): Remove restrictions of removing
1010 intermediate pointer-conversions (P2)(P1)P0.
1011 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1012 conversion to void pointer.
1013 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1015 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1018 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1019 emulated thread local variables.
1021 2008-03-16 Richard Guenther <rguenther@suse.de>
1024 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1025 expand TREE_INVARIANT operations that are not gimple invariant.
1027 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1029 * doc/extend.texi (Alignment): Say that the ABI controls
1030 the __alignof__ for non-strict-alignment targets rather
1031 than being a recommendation.
1033 2008-03-15 Paul Brook <paul@codesourcery.com>
1035 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1037 (arm_output_fn_unwind): Mark functions that can not be unwound.
1039 2008-03-15 Paul Brook <paul@codesourcery.com>
1041 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1042 extension instructions.
1044 2008-03-15 Richard Guenther <rguenther@suse.de>
1046 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1047 and fold constant aggregate refs.
1048 (fold_const_aggregate_ref): Handle string constants
1049 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1050 (evaluate_stmt): Simplify now that ccp_fold folds constant
1053 2008-03-15 Paul Brook <paul@codesourcery.com>
1055 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1056 (extzv): Use gen_extzv_t2.
1057 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1059 2008-03-15 Richard Guenther <rguenther@suse.de>
1061 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1062 (fold_const_aggregate_ref): Likewise.
1063 (get_value): Return NULL if we don't have any values.
1064 (ccp_finalize): Set const_val to NULL after freeing it.
1065 * tree-flow.h (get_symbol_constant_value): Declare.
1066 (fold_const_aggregate_ref): Likewise.
1067 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1069 2008-03-15 Richard Guenther <rguenther@suse.de>
1072 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1073 to not produce negative array indices if not allowed. Add
1074 parameter to indicate that.
1075 (maybe_fold_offset_to_component_ref): Allow negative array
1076 indices only for the first member of a structure.
1077 (maybe_fold_offset_to_reference): Allow negative array indices.
1078 (maybe_fold_stmt_addition): Likewise.
1080 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1081 Anatoly Sokolov <aesok@post.ru>
1083 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1084 (avr_arch): Add ARCH_AVR6.
1085 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1086 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1087 instead of fixed value 2.
1088 (print_operand_address): Use gs() asm specifier instead of pm().
1089 (avr_assemble_integer): (Ditto.).
1090 (avr_output_addr_vec_elt): (Ditto.).
1091 (print_operand): Handle "!" code.
1092 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1093 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1094 (AVR_HAVE_EIJMP_EICALL): Define.
1095 (AVR_3_BYTE_PC): Redefine.
1096 (AVR_2_BYTE_PC): (Ditto.).
1097 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1098 (LINK_SPEC): Add atmega2560 and atmega2561.
1099 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1101 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1102 for 3 byte PC devices.
1103 (call_value_insn): (Ditto.).
1104 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1105 (indirect_jump): Use only for for 2 byte PC devices.
1106 (*tablejump): (Ditto.).
1107 (*indirect_jump_avr6): Add insn.
1108 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1109 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1110 instead of ijmp for 3 byte PC devices.
1111 (__tablejump2__): (Ditto.).
1112 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1113 (MULITLIB_DIRNAMES): (Ditto.).
1114 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1116 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1119 "sse2_umulsidi3". Use V1DI mode for operand 0.
1120 ("mmx_psadbw"): Use V1DI mode for operand 0.
1121 * config/i386/i386-modes.def (V1SI): New vector mode.
1122 * config/i386/i386.c (struct builtin_description)
1123 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1124 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1125 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1126 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1127 v1di_ftype_v8qi_v8qi type.
1128 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1130 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1131 __builtin_ia32_pmuludq]: Fix the mode of return value.
1133 2008-03-15 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1139 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1141 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1142 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1143 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1144 unless TARGET_SERIALIZE_VOLATILE is enabled.
1145 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1146 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1147 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1149 2008-03-14 Richard Guenther <rguenther@suse.de>
1151 PR tree-optimization/34172
1152 * tree-flow.h (refs_may_alias_p): Declare.
1153 (get_single_def_stmt): Likewise.
1154 (get_single_def_stmt_from_phi): Likewise.
1155 (get_single_def_stmt_with_phi): Likewise.
1156 * tree-dfa.c (refs_may_alias_p): New function.
1157 (get_single_def_stmt): Likewise.
1158 (get_single_def_stmt_from_phi): Likewise.
1159 (get_single_def_stmt_with_phi): Likewise.
1160 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1161 (vn_reference_lookup_1): New helper function.
1162 (vn_reference_lookup): Walk the virtual use-def chain to
1163 continue searching for a match if the def does not alias the
1164 reference we are looking for.
1166 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1168 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1169 archive and Perzl. Update The Written Word listing.
1171 2008-03-14 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/34043
1174 PR tree-optimization/33989
1175 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1177 (bitmap_find_leader): Use extra argument to verify dominance
1178 relationship inside a basic-block.
1179 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1180 (find_leader_in_sets): Adjust.
1181 (create_component_ref_by_pieces): Take extra argument for
1182 dominance check, handle lookup failures.
1183 (find_or_generate_expression): Likewise.
1184 (create_expression_by_pieces): Likewise.
1185 (insert_into_preds_of_block): Adjust.
1186 (create_value_expr_from): If asked for, verify all operands
1187 are in the blocks AVAIL_OUT set.
1188 (make_values_for_stmt): Check for SSA_NAMEs that are life
1189 over an abnormal edge.
1190 (compute_avail): Remove such check.
1191 (do_SCCVN_insertion): New function.
1192 (eliminate): If we do not find a leader suitable for replacement
1193 insert a replacement expression from SCCVN if available.
1194 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1195 (struct vn_ssa_aux): Add needs_insertion flag.
1196 * tree-ssa-sccvn.c (may_insert): New global flag.
1197 (copy_reference_ops_from_ref): Value-number union member access
1198 based on its size, not type and member if insertion is allowed.
1199 (visit_reference_op_load): For a weak match from union type
1200 punning lookup a view-converted value and insert a SSA_NAME
1201 for that value if that is not found.
1202 (visit_use): Make dumps shorter. Do not disallow value numbering
1203 SSA_NAMEs that are life over an abnormal edge to constants.
1204 (free_scc_vn): Release inserted SSA_NAMEs.
1205 (run_scc_vn): New flag to specify whether insertion is allowed.
1206 Process SSA_NAMEs in forward order.
1207 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1208 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1209 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1210 pointer type to/from integral types that do not change the
1211 precision to regular conversions.
1213 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1215 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1216 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1217 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1218 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1219 input arguments and the mode of return value. Built-in functions
1220 that operate on whole 64-bit MMX register now use V1DI mode.
1222 2008-03-13 Alon Dayan <alond@il.ibm.com>
1223 Olga Golovanevsky <olga@il.ibm.com>
1225 PR tree-optimization/35041
1226 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1227 to locate the right position in a statement.
1229 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/xmmintrin.h: Change all static inline functions to
1234 extern inline and add __gnu_inline__ attribute.
1235 * config/i386/bmintrin.h: Ditto.
1236 * config/i386/smmintrin.h: Ditto.
1237 * config/i386/tmmintrin.h: Ditto.
1238 * config/i386/mmintrin-common.h: Ditto.
1239 * config/i386/ammintrin.h: Ditto.
1240 * config/i386/emmintrin.h: Ditto.
1241 * config/i386/pmmintrin.h: Ditto.
1242 * config/i386/mmintrin.h: Ditto.
1243 * config/i386/mm3dnow.h: Ditto.
1245 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1248 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1249 (lower_omp_2): New function.
1250 (lower_omp_1, lower_omp): Rewritten.
1252 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1255 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1256 with the phrase "Microsoft Windows compilers".
1257 (Push/Pop Macro Pragmas): New subsection. Document
1258 #pragma push_macro and pragma pop_macro.
1260 2008-03-12 Paul Brook <paul@codesourcery.com>
1262 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1264 2008-03-12 Paul Brook <paul@codesourcery.com>
1266 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1267 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1268 (thumb2_addsi_shortim): Rename ...
1269 (thumb2_addsi_short): ... to this. Allow register operands.
1270 (thumb2_subsi_short): New pattern.
1271 (thumb2_one_cmplsi2_short,
1272 thumb2_negsi2_short): New patterns and peepholes.
1274 2008-03-12 Paul Brook <paul@codesourcery.com>
1276 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1278 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.md (int_cond): New code iterator.
1282 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1283 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1284 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1285 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1286 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1287 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1288 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1289 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1291 2008-03-12 Paul Brook <paul@codesourcery.com>
1293 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1294 instead of {arm,thumb}_compute_save_reg_mask.
1295 (output_return_instruction): Ditto.
1296 (thumb_unexpanded_epilogue): Ditto.
1297 (thumb1_expand_prologue): Ditto.
1298 (thumb1_output_function_prologue): Ditto.
1299 (arm_set_return_address): Ditto.
1300 (thumb_set_return_address): Ditto.
1301 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1302 regs to achieve stack alignment.
1303 (thumb1_compute_save_reg_mask): Fix compiler warning.
1304 (arm_output_epilogue): Use offsets->saved_regs_mask.
1305 Adjust stack pointer by poping call clobered registers.
1306 (arm_expand_prologue): Use offsets->saved_regs_mask.
1307 Adjust stack pointer by pushing extra registers.
1308 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1310 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1313 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1314 conversion to the operands of a multiplication.
1316 2008-03-12 Richard Guenther <rguenther@suse.de>
1318 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1319 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1320 * timevar.def (TV_TREE_PHIPROP): Add.
1321 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1322 pass description. Use TV_TREE_PHIPROP.
1323 * tree-ssa-forwprop.c: Remove phiprop code.
1325 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1328 * omp-low.c (maybe_lookup_decl): Constify first argument.
1329 (use_pointer_for_field): Change last argument from bool to
1330 omp_context *. Disallow shared copy-in/out in nested
1331 parallel if decl is shared in outer parallel too.
1332 (build_outer_var_ref, scan_sharing_clauses,
1333 lower_rec_input_clauses, lower_copyprivate_clauses,
1334 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1336 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1337 Ira Rosen <irar@il.ibm.com>
1339 * tree-vectorizer.c (free_stmt_vec_info): New function.
1340 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1341 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1342 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1343 * tree-vect-transform.c (vectorizable_conversion): Free
1344 vec_oprnds0 if it was allocated.
1345 (vect_permute_store_chain): Remove unused VECs.
1346 (vectorizable_store): Free VECs that are allocated in the..
1348 (vect_transform_strided_load, vectorizable_load): Likewise.
1349 (vect_remove_stores): Simplify the code.
1350 (vect_transform_loop): Move code to vect_remove_stores().
1351 Call vect_remove_stores() and free_stmt_vec_info().
1353 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1355 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1356 TARGET_HPUX. Revise comment.
1357 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1358 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1359 Use sr4 variant of `be' instruction when not generating PIC code.
1360 (attr_length_call): Adjust for above change.
1362 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1364 * ipa-reference.c (static_execute): Remove module_statics_const and
1365 associated setting code.
1367 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1371 predicate for operand 1.
1372 (paritysi2_cmp): Use register_operand predicate for operand 2.
1373 Use earlyclobber modifier for operand 1. Remove support for
1375 (paritydi2_cmp): Use register_operand predicate for operand 3.
1376 Use earlyclobber modifier for operand 1. Remove support for
1379 2008-03-11 Paul Brook <paul@codesourcery.com>
1380 Vladimir Prus <vladimir@codesourcery.com>
1382 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1383 (arm_compute_save_reg0_reg12_mask): Always
1384 check if register 11 must be saved. Always safe hard frame pointer
1385 when frame_pointer_needeed.
1386 (arm_compute_save_reg_mask): Save IP and PC
1387 only with apcs frames.
1388 (arm_output_epilogue): Adjust Thumb2 codepath to
1389 be also invoked and work for ARM non-apcs frames.
1390 (arm_expand_prologue): Don't bother saving IP
1391 for non-apcs frame, since it's not clobbered by
1392 prologue code. Implement non-apcs frame
1395 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1397 PR rtl-optimization/35281
1398 * expr.c (convert_move): Use a new pseudo for the intermediate
1399 from_mode->word_mode result.
1401 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1403 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1404 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1405 * toplev.c (compile_file): Don't call it.
1407 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1410 * expr.c (store_expr): Call emit_block_move if the mode
1411 of "temp" RTX is BLKmode.
1413 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1414 Richard Guenther <rguenther@suse.de>
1416 PR tree-optimization/31358
1417 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1418 the step with a NULL_TREE.
1419 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1420 to sizetype if type is a pointer type.
1421 (add_candidate_1): Don't convert the base and step to
1422 the generic type if the orginal type is a pointer type.
1423 (add_iv_value_candidates): Use sizetype for the step
1424 if type is a pointer type.
1425 (cand_value_at): Likewise.
1426 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1428 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1429 Don't convert the tem affine to the type.
1430 (add_elt_to_tree): Use sizetype for the step if a pointer.
1431 Use POINTER_PLUS_EXPR for pointers.
1432 (aff_combination_to_tree): Use sizetype for the step if a
1435 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1437 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1438 Remove commutativity hint.
1440 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1444 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1445 errorneous type. Check that v is a VAR_DECL.
1448 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1450 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1452 PR tree-optimization/35494
1453 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1454 may be overriden at link and run time.
1456 2008-03-10 Richard Guenther <rguenther@suse.de>
1458 PR tree-optimization/34677
1459 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1460 (poolify_tree): Likewise.
1461 (modify_expr_template): Likewise.
1462 (poolify_modify_stmt): Likewise.
1463 (insert_fake_stores): Handle all component-ref style stores
1464 in addition to INDIRECT_REF. Also handle complex types.
1465 Do not poolify the inserted load.
1466 (realify_fake_stores): Do not rebuild the tree but only
1467 make it a SSA_NAME copy.
1468 (init_pre): Remove initialzation of modify_expr_template.
1469 Do not allocate modify_expr_node_pool.
1470 (fini_pre): Do not free modify_expr_node_pool.
1472 2008-03-10 Paul Brook <paul@codesourcery.com>
1474 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1477 2008-03-10 Paul Brook <paul@codesourcery.com>
1478 Mark Shinwell <shinwell@codesourcery.com>
1480 * config/arm/cortex-r4.md: New.
1481 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1483 * config/arm/arm.md: Include cortex-r4.md.
1484 (insn): Add smmls, sdiv and udiv values.
1485 (generic_sched): Don't use generic scheduling for Cortex-R4.
1486 (arm_issue_rate): New function.
1487 (TARGET_SCHED_ISSUE_RATE): Define.
1489 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1491 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1493 2008-03-10 Richard Guenther <rguenther@suse.de>
1495 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1496 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1498 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1500 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1501 Set default to true.
1503 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1505 * c.opt (Wsynth): Deprecate.
1506 * doc/invoke.texi (Option Summary, Warning Options): Document
1507 -Wno-format-contains-nul.
1509 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1513 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1515 2008-03-09 Ira Rosen <irar@il.ibm.com>
1517 * config/rs6000/rs6000.c (builtin_description): Rename vector
1518 left shift operations.
1519 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1520 (altivec_vsl<VI_char>): Rename to ...
1521 (ashl<mode>3): ... new name.
1522 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1524 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1526 2008-03-08 Richard Guenther <rguenther@suse.de>
1528 * coverage.h (tree_coverage_counter_addr): Declare.
1529 * coverage.c (tree_coverage_counter_addr): New function.
1530 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1532 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1533 (tree_gen_one_value_profiler): Likewise.
1534 (tree_gen_ic_profiler): Likewise.
1535 (tree_gen_average_profiler): Likewise.
1536 (tree_gen_ior_profiler): Likewise.
1538 2008-03-08 Richard Guenther <rguenther@suse.de>
1540 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1541 (vn_binary_op_insert): Likewise.
1542 (vn_unary_op_lookup): Likewise.
1543 (vn_unary_op_insert): Likewise.
1544 (vn_nary_op_lookup): Declare.
1545 (vn_nary_op_insert): Likewise.
1546 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1547 and binary hashes, use a single obstack for unary_op_pool
1549 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1550 a single struct vn_nary_op_s. Store tree code length and
1551 a variable number of operands.
1552 (struct vn_reference_op_struct): Remove unused op2.
1553 (vn_reference_op_eq): Do not compare op2.
1554 (vn_reference_op_compute_hash): Do not compute hash of op2.
1555 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1556 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1557 with vn_nary_op_compute_hash.
1558 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1559 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1561 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1563 (visit_unary_op): Call nary functions.
1564 (visit_binary_op): Likewise.
1565 (process_scc): Adjust for struct vn_tables_s changes.
1566 (allocate_vn_table): Likewise.
1567 (free_vn_table): Likewise.
1568 * tree-vn.c (vn_add): Call nary functions.
1569 (vn_lookup): Likewise.
1571 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1574 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1575 wdst back after sync_compare_and_swapqhi_internal.
1577 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386-modes.def (V1DI): New vector mode.
1581 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1582 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1583 (MMXMODE248): Ditto.
1584 (MMXMODE): Add V1DI mode.
1585 (mmxvecsize): Change DI mode to V1DI mode.
1586 ("mov<mode>): Use MMXMODEI8 mode iterator.
1587 ("*mov<mode>_internal_rex64"): Ditto.
1588 ("*mov<mode>_internal"): Ditto.
1589 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1590 ("mmx_sub<mode>3"): Ditto.
1591 ("mmx_adddi3"): Remove insn pattern.
1592 ("mmx_subdi3"): Ditto.
1593 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1594 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1595 ("mmx_ashl<mode>3"): Ditto.
1596 ("mmx_lshrdi3"): Remove insn pattern.
1597 ("mmx_ashldi3"): Ditto.
1598 * config/i386/i386.c (classify_argument): Handle V1DImode.
1599 (function_arg_advance_32): Ditto.
1600 (function_arg_32): Ditto.
1601 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1602 mmx_addv1di3 insn pattern.
1603 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1604 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1605 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1606 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1607 Remove definitions of built-in functions.
1608 (V1DI_type_node): New node.
1609 (v1di_ftype_v1di_int): Ditto.
1610 (v1di_ftype_v1di_v1di): Ditto.
1611 (v2si_ftype_v2si_si): Ditto.
1612 (v4hi_ftype_v4hi_di): Remove node.
1613 (v2si_ftype_v2si_di): Ditto.
1614 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1615 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1616 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1617 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1618 Add new builtins using def_builtin_const.
1619 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1620 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1621 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1622 * config/i386/mmintrin.h (__v1di): New typedef.
1623 (_mm_add_si64): Cast arguments to __v1di type.
1624 (_mm_sub_si64): Ditto.
1625 (_mm_sll_pi16): Cast __count to __v4hi type.
1626 (_mm_sll_pi32): Cast __count to __v2si type.
1627 (_mm_sll_si64): Cast arguments to __v1di type.
1628 (_mm_srl_pi16): Cast __count to __v4hi type.
1629 (_mm_srl_pi32): Cast __count to __v2si type.
1630 (_mm_srl_si64): Cast arguments to __v1di type.
1631 (_mm_sra_pi16): Cast __count to __v4hi type.
1632 (_mm_sra_pi32): Cast __count to __v2si type.
1633 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1634 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1635 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1636 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1637 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1638 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1639 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1640 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1641 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1642 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1643 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1644 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1646 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1648 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1650 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1653 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1654 reg+const addressing for Altivec modes. Don't generate reg+reg
1655 addressing for TFmode or TDmode quantities.
1657 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1659 * c-common.c (vector_types_convertible_p): Call langhook
1660 instead of comptypes.
1662 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1665 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1666 integral and scalar float variables which have a
1669 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1671 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1672 dwarf_register_span hook when emitting unwind information for
1673 register-to-memory saves.
1674 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1675 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1677 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1679 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1680 for the same VAR_DECL.
1682 2008-03-06 Tom Tromey <tromey@redhat.com>
1685 * doc/standards.texi (Standards): Don't mention treelang.
1686 * doc/invoke.texi (Overall Options): Don't mention treelang.
1687 * doc/install.texi (Prerequisites): Don't mention bison or
1689 (Configuration): Don't mention treelang.
1690 (Building): Likewise.
1691 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1693 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1695 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1696 word-extractions out of a multi-word object.
1698 2008-03-06 Richard Guenther <rguenther@suse.de>
1700 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1701 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1702 result type and precision.
1703 * expr.c (get_inner_reference): Set unsignedp based on the result
1704 type of BIT_FIELD_REF.
1705 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1706 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1707 (try_instantiate_multiple_fields): Likewise. Use the correct type
1709 (sra_build_assignment): Likewise.
1710 (sra_build_elt_assignment): Likewise.
1711 (sra_explode_bitfield_assignment): Likewise.
1712 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1713 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1714 set BIT_FIELD_REF_UNSIGNED.
1715 (vectorizable_load): Likewise.
1717 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1719 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1722 2008-03-06 Richard Guenther <rguenther@suse.de>
1724 * alias.c (struct alias_set_entry): Move has_zero_child field
1725 to pack with alias_set.
1727 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1729 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1732 2008-03-05 Ian Lance Taylor <iant@google.com>
1734 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1736 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1738 * fwprop.c (update_df): Support width and offset parameters of
1740 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1741 global_conflicts): Change DF_REF_EXTRACT to either
1742 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1743 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1744 * df-scan.c (df_ref_record, df_defs_record,
1745 df_ref_create_structure, df_def_record_1, df_uses_record,
1746 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1747 df_bb_refs_collect, df_entry_block_defs_collect,
1748 df_exit_block_uses_collect): Support new width and offset fields.
1749 (ref_extract_pool): New storage pool.
1750 (df_free_ref): New function.
1751 (df_reg_chain_unlink, df_free_collection_rec,
1752 df_sort_and_compress_refs): Call df_free_ref.
1753 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1755 (df_ref_create_structure): Allocate df_ref_extract if offset and
1756 width fields are used.
1757 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1758 (df_uses_record): Get offset and width from ZERO_EXTRACT
1760 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1761 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1762 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1763 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1764 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1765 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1766 (df_ref_extract): New structure.
1767 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1768 (df_ref_create): Add width and offset parameters.
1770 2008-03-05 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1773 Use ranges_overlap_p.
1774 (offset_overlaps_with_access): Rename
1775 to ranges_overlap_p and move ...
1776 * tree-flow-inline.h (ranges_overlap_p): ... here.
1778 * tree.h (get_inner_reference, handled_component_p): Update
1781 * tree.h (record_component_aliases, get_alias_set,
1782 alias_sets_conflict_p, alias_sets_must_conflict_p,
1783 objects_must_conflict_p): Move declarations ...
1784 * alias.h (record_component_aliases, get_alias_set,
1785 alias_sets_conflict_p, alias_sets_must_conflict_p,
1786 objects_must_conflict_p): ... here.
1787 Include coretypes.h.
1788 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1790 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1792 * cfg.c: Include tree-flow.h.
1793 (remove_edge_raw): Call redirect_edge_var_map_clear.
1794 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1795 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1796 (redirect_edge_var_map_result): New.
1797 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1798 PENDING_STMT use with redirect_edge_var_map_*.
1799 * tree-ssa.c (edge_var_maps): New definition.
1800 (redirect_edge_var_map_add): New.
1801 (redirect_edge_var_map_clear): New.
1802 (redirect_edge_var_map_dup): New.
1803 (redirect_edge_var_map_vector): New.
1804 (redirect_edge_var_map_destroy): New.
1805 (ssa_redirect_edge): Replace PENDING_STMT use with
1806 redirect_edge_var_map_*.
1807 (flush_pending_stmts): Same.
1808 (delete_tree_ssa): Destroy edge var map.
1809 * tree-flow.h (struct _edge_var_map): New.
1810 Define edge_var_map vector type.
1811 Declare redirect_edge_var_map_* prototypes.
1812 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1813 * tree-cfg.c (reinstall_phi_args): Replace
1814 PENDING_STMT use with redirect_edge_var_map_*.
1816 2008-03-05 Richard Guenther <rguenther@suse.de>
1818 PR tree-optimization/35472
1819 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1820 whose single use_stmt has a overlapping set of loaded and
1821 stored symbols as that use_stmt might be a noop assignment then.
1823 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1825 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1827 2008-03-05 Richard Guenther <rguenther@suse.de>
1830 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1831 should be constants.
1832 * tree-cfg.c (verify_expr): Verify it.
1833 * fold-const.c (fold_truthop): Remove code generating
1834 BIT_FIELD_REFs of structure bases.
1835 (fold_binary): Likewise.
1836 (fold_ternary): Position and size of BIT_FIELD_REFs are
1837 always host integers.
1838 (make_bit_field_ref): Remove.
1839 (optimize_bit_field_compare): Remove.
1840 (all_ones_mask_p): Remove.
1842 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1845 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1846 (split_block_and_df_analyze): New. Split basic block and rebuild
1848 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1850 (split_pattern_seq): Likewise.
1851 (erase_matching_seqs): Likewise.
1852 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1854 2008-03-04 Geoff Keating <geoffk@apple.com>
1856 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1857 declaration and code.
1858 (tree_invalid_nonnegative_warnv_p): Likewise.
1860 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1862 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1863 examples. Truncate option-names then causing overfull hbox.
1865 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1868 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1870 * configure: Rebuilt.
1872 2008-03-04 Rafael Espindola <espindola@google.com>
1874 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1875 (tree_unary_nonnegative_warnv_p): New.
1876 (tree_binary_nonnegative_warnv_p): New.
1877 (tree_single_nonnegative_warnv_p): New.
1878 (tree_invalid_nonnegative_warnv_p): New.
1879 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1881 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * opts.c (handle_option): Postpone 'unknown option' errors only for
1887 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1890 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1893 2008-03-04 Rafael Espindola <espindola@google.com>
1895 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1896 (tree_binary_nonzero_warnv_p): New.
1897 (tree_single_nonzero_warnv_p): New.
1898 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1900 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1903 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1904 transformations for modes that have signed zeros.
1905 * ifcvt.c (noce_try_abs): Ditto.
1907 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1909 * config/i386/i386.c (override_options): Force
1910 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1912 2008-03-04 Jan Hubicka <jh@suse.cz>
1915 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1918 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1920 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1921 label to probe the stack.
1923 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1925 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1926 (__gthr_win32_mutex_destroy): Declare.
1927 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1928 __gthr_win32_mutex_destroy.
1929 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1931 2008-03-03 Jan Hubicka <jh@suse.cz>
1934 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1935 aggressive on inlining cold calls.
1937 2008-03-03 Richard Guenther <rguenther@suse.de>
1939 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1940 struct copies into the expression table.
1941 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1942 (try_to_simplify): Likewise.
1943 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1944 integral and pointer arguments which do not change the
1945 precision to NOP_EXPRs.
1946 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1947 VIEW_CONVERT_EXPR case.
1949 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1951 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1952 defined in a loop at depth 0 is invariant.
1953 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1954 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1955 be called at loop depth 0.
1957 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1960 * gcc.c (process_command): Update copyright notice dates.
1961 * gcov.c (print_version): Likewise.
1962 * gcov-dump.c (print_version): Likewise.
1963 * mips-tfile.c (main): Likewise.
1964 * mips-tdump.c (main): Likewise.
1966 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1969 * c-common.c (flag_permissive): Delete.
1970 (constant_expression_warnings): Check flags first.
1971 (constant_expression_error): New.
1972 * c-common.h (flag_permissive): Delete.
1973 (constant_expression_error): Declare.
1974 * flags.h (flag_permissive): Declare. Update description.
1975 * diagnostic.c (pedwarn): Update.
1977 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1978 (permissive_error_kind): New.
1979 * toplev.c (flag_permissive): Define. Update description.
1980 * toplev.h (permissive_error_kind): Declare.
1981 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1982 (pedwarn_c90): Use pedantic_warning_kind.
1983 * c-opts.c (c_common_post_options): flag_permissive does not affect
1984 flag_pedantic_errors.
1986 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1988 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1989 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1990 __absvsi2, __absvDI2): Use unsigned arithmetic.
1992 2008-03-02 Andi Kleen <ak@suse.de>
1993 Richard Guenther <rguenther@suse.de>
1995 * struct-equiv.c: Remove file.
1996 * cfg_cleanup.c (condjump_equiv_p): Remove.
1997 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1998 (struct-equiv.o): Remove rule.
1999 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2000 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2001 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2003 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2005 * ifcvt.c (noce_process_if_block): Try to handle only the then
2006 block if the else block exists but isn't suitable.
2008 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2011 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2012 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2013 regression from previous patch.
2015 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2018 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2020 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2021 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2022 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2023 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2024 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2025 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2026 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2027 (__gthread_mutex_destroy_function): Rename to
2028 __gthread_mutex_destroy.
2029 * gthr-dce.h (__gthread_mutex_destroy): Call
2030 pthread_mutex_destroy.
2031 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2032 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2033 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2035 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2037 * df-scan.c (df_ref_chain_change_bb): Simplify.
2038 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2039 set_block_for_insn if there's any change.
2040 * df.h ((df_insn_change_bb): Fix prototype.
2041 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2042 df_insn_change_bb, don't call set_block_for_insn.
2043 * emit-rtl.c (reorder_insns): Likewise.
2044 * haifa-sched.c (move_insn): Likewise.
2046 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2048 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2050 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2052 * tree-flow-inline.h (next_readonly_imm_use): Return
2053 NULL_USE_OPERAND_P after the end.
2055 2008-03-01 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/35411
2058 * tree-sra.c (sra_build_assignment): Split conversion to
2059 final type to a separate statement if we are not assigning
2062 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2064 * fold-const.c (fold_convertible_p): Correct the logic to follow
2065 that in fold_convert().
2067 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2070 * tree-inline.c (build_duplicate_type): When we make a
2071 duplicate type, make it unique in the canonical types system.
2073 2008-02-29 Tom Tromey <tromey@redhat.com>
2075 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2076 input_file_stack_history, input_file_stack_restored): Remove.
2077 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2078 * input.h (struct file_stack): Remove.
2079 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2080 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2082 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2084 (diagnostic_last_module_changed): Add 'map' argument.
2085 (diagnostic_set_last_function): Likewise.
2086 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2087 line map, not input_file_stack.
2088 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2090 2008-02-29 Paul Brook <paul@codesourcery.com>
2092 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2094 2008-02-29 Paul Brook <paul@codesourcery.com>
2096 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2098 2008-02-29 Richard Guenther <rguenther@suse.de>
2100 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2102 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2103 value for comparing for a store match.
2104 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2105 (try_to_simplify): Do not do a full-blown reference lookup.
2107 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2109 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2110 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2112 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2114 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2116 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2117 strides against cache sizes.
2119 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2121 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2124 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2126 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2127 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2128 is smaller than the original promoted value.
2129 (simplify_subreg): If OP is a SUBREG, try to preserve its
2130 SUBREG_PROMOTED_VAR_P information.
2132 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2134 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2135 (VN_INFO_GET): Allocate new objects on the obstack.
2136 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2137 for rpo_numbers_temp, for consistency.
2138 (free_scc_vn): Free the obstack.
2140 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2142 * doc/invoke.texi: Document -ftree-loop-distribution.
2143 * tree-loop-distribution.c: New.
2144 * tree-pass.h (pass_loop_distribution): New.
2145 * graphds.h (struct graph): Add htab_t indices.
2146 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2147 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2148 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2149 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2150 * tree-data-ref.c (debug_data_dependence_relations): New.
2151 (dump_data_dependence_relation): Also print data references.
2152 (free_data_ref): Extern.
2153 (same_access_functions): Moved...
2154 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2155 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2156 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2157 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2158 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2159 (stmts_from_loop): Skip LABEL_EXPR.
2160 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2162 (build_rdg): Initialize rdg->indices htab.
2163 (free_rdg, stores_from_loop, ref_base_address,
2164 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2165 have_similar_memory_accesses_1, ref_base_address_1,
2166 remove_similar_memory_refs): New.
2167 * tree-data-ref.h: Depend on tree-chrec.h.
2168 (debug_data_dependence_relations, free_data_ref): Declared.
2169 (same_access_functions): ... here.
2170 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2172 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2173 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2174 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2175 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2176 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2177 rdg_vertex_for_stmt): Declared.
2178 (struct rdg_edge): Add level.
2180 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2181 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2183 (rdg_has_similar_memory_accesses): New.
2184 * tree-vect-analyze.c: Remove unused static decls.
2185 * lambda.h (dependence_level): New.
2186 * common.opt (ftree-loop-distribution): New.
2187 * tree-flow.h (mark_virtual_ops_in_bb,
2188 slpeel_tree_duplicate_loop_to_edge_cfg,
2189 rename_variables_in_loop): Declared.
2190 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2191 (OBJS-common): Add tree-loop-distribution.o.
2192 (tree-loop-distribution.o): New rule.
2193 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2194 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2195 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2197 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2200 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2201 other than structures and unions.
2203 2008-02-28 Richard Guenther <rguenther@suse.de>
2206 2008-02-26 Richard Guenther <rguenther@suse.de>
2208 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2209 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2210 (lookup_decl_from_uid): Declare.
2211 (remove_decl_from_map): Likewise.
2212 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2213 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2214 (decl_for_uid_map): New global hashtable mapping DECL_UID
2216 (init_ttree): Allocate it.
2217 (insert_decl_to_uid_decl_map): New helper function.
2218 (make_node_stat): Insert new decls into the map.
2219 (copy_node_stat): Likewise.
2220 (lookup_decl_from_uid): New function.
2221 (remove_decl_from_map): Likewise.
2222 (print_decl_for_uid_map_statistics): New helper.
2223 (dump_tree_statistics): Call it.
2225 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2226 (referenced_var_iterator): Adjust.
2227 (FOR_EACH_REFERENCED_VAR): Adjust.
2228 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2229 (num_referenced_vars): Adjust.
2230 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2231 (first_referenced_var): Remove.
2232 (end_referenced_vars_p): Likewise.
2233 (next_referenced_var): Likewise.
2234 (referenced_var_iterator_set): New helper function.
2235 * tree-dfa.c (referenced_var_lookup): Adjust.
2236 (referenced_var_check_and_insert): Likewise.
2237 (remove_referenced_var): Likewise.
2238 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2239 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2240 (verify_call_clobbering): Likewise.
2241 (verify_memory_partitions): Likewise.
2242 (init_tree_ssa): Allocate bitmap instead of hashtable for
2244 (delete_tree_ssa): Adjust.
2245 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2246 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2247 (compute_tag_properties): Likewise.
2248 (set_initial_properties): Likewise.
2249 (find_partition_for): Likewise.
2250 (update_reference_counts): Likewise.
2251 (dump_may_aliases_for): Likewise.
2252 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2253 (add_call_clobber_ops): Likewise.
2254 (add_call_read_ops): Likewise.
2255 (get_asm_expr_operands): Likewise.
2256 * tree-into-ssa.c (dump_decl_set): Likewise.
2257 (update_ssa): Likewise.
2258 * tree-sra.c (scan_function): Likewise.
2259 (decide_instantiations): Likewise.
2260 (scalarize_parms): Likewise.
2261 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2262 (dsa_named_for): Likewise.
2263 * tree-ssa-structalias.c (update_alias_info): Likewise.
2264 (merge_smts_into): Likewise.
2266 2008-02-27 David Daney <ddaney@avtrex.com>
2269 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2270 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2271 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2272 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2273 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2275 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2278 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2279 (BUILT_IN_NEXTTOWARD): Remove.
2280 (BUILT_IN_NEXTTOWARDF): Ditto.
2281 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2282 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2284 2008-02-27 Tom Tromey <tromey@redhat.com>
2286 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2287 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2289 2008-02-27 Jan Beulich <jbeulich@novell.com>
2291 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2292 update the respective field on newdecl.
2294 2008-02-27 Revital Eres <eres@il.ibm.com>
2296 PR rtl-optimization/34999
2297 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2298 crossing edges that ends with a call insn.
2299 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2300 call insn and clear the EDGE_CROSSING flag of the crossing edge
2301 when fixing fallthru edges.
2303 2008-02-27 Richard Guenther <rguenther@suse.de>
2306 * fold-const.c (fold_unary): Return the correct argument,
2307 converted to the result type.
2309 2008-02-27 Richard Guenther <rguenther@suse.de>
2312 * expr.c (expand_expr_real_1): Assert on rotates that operate
2314 * fold-const.c (fold_binary): Use the types precision, not the
2315 bitsize of the mode if folding rotate expressions. Build rotates
2316 only for full modes.
2318 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2320 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2322 * c-pragma.c (pragma_ns_name): New typedef.
2323 (registered_pp_pragmas): New variable.
2324 (c_pp_lookup_pragma): New function.
2325 (c_register_pragma_1): If flag_preprocess_only, do nothing
2326 for non-expanded pragmas, for expanded ones push pragma's
2327 namespace and name into registered_pp_pragmas vector.
2328 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2329 flag_preprocess_only, don't register GCC pch_preprocess
2330 pragma if flag_preprocess_only.
2331 * c-opts.c (c_common_init): Call init_pragma even if
2332 flag_preprocess_only.
2333 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2334 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2335 cpp_register_pragma if flag_preprocess_only.
2337 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2340 * c-parser.c (c_parser_translation_unit): Warn for empty
2341 translation unit, not empty source file.
2343 2008-02-26 Paul Brook <paul@codesourcery.com>
2345 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2346 operand for Thumb-2.
2347 * config/arm/arm.h (reg_class): Add CORE_REGS.
2348 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2349 (BASE_REG_CLASS): Use CORE_REGS.
2350 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2351 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2352 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2353 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2354 ARM_REGNO_OK_FOR_INDEX_P.
2355 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2356 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2357 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2358 (ldm/stm peepholes): Ditto.
2359 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2360 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2361 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2362 * config/arm/constraints.md: Enable "k" constraint on ARM.
2364 2008-02-27 Ben Elliston <bje@au.ibm.com>
2366 * config/rs6000/rs6000.c: Annotate cache line size field in all
2367 instances of struct processor_costs.
2369 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2371 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2372 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2373 jump_bypass): New counters.
2374 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2375 * dce.c (gate_ud_dce): Same.
2376 (gate_fast_dce): Same.
2377 * dse.c (gate_dse1): New function.
2378 (gate_dse2): New function.
2379 (gate_dse): Merge results of new gate functions.
2380 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2381 (gate_handle_jump_bypass): Add dbg_cnt.
2382 (gate_handle_gcse): Add dbg_cnt.
2383 * ifcvt.c (gate_handle_if_conversion): Same.
2384 (gate_handle_if_after_combine): Same.
2385 (gate_handle_if_after_reload): Same.
2386 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2388 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2390 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2392 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2394 2008-02-26 Jason Merrill <jason@redhat.com>
2397 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2398 alone if it's the naming decl for the type's main variant.
2400 2008-02-26 Tom Tromey <tromey@redhat.com>
2402 * system.h (USE_MAPPED_LOCATION): Poison.
2403 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2404 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2405 (make_goto_expr_edges): Likewise.
2406 (remove_bb): Likewise.
2407 (execute_warn_function_return): Likewise.
2408 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2410 * c-common.c (fname_decl): Remove old location code.
2411 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2413 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2415 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2416 (gen_rtx_ASM_INPUT): Likewise.
2417 (gen_rtx_ASM_INPUT_loc): Likewise.
2418 (get_rtx_asm_OPERANDS): Remove.
2419 * cfglayout.c (insn_locators_alloc): Remove old location code.
2420 (set_curr_insn_source_location): Likewise.
2421 (curr_insn_locator): Likewise.
2422 * print-tree.c (print_node): Remove old location code.
2423 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2424 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2425 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2426 location_from_locus.
2427 (construct_exit_block): Remove old location code.
2428 * emit-rtl.c (force_next_line_note): Remove old location code.
2429 * profile.c (branch_prob): Remove old location code.
2430 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2431 LOC_LINE): Remove old-location variants.
2432 * langhooks.c (lhd_print_error_function): Remove old location
2434 * configure, config.in: Rebuilt.
2435 * configure.ac (--enable-mapped-location): Remove.
2436 * c-decl.c (c_init_decl_processing): Remove old location code.
2437 (finish_function): Likewise.
2438 * recog.c (decode_asm_operands): Remove old location code.
2439 * c-pch.c (c_common_read_pch): Remove old location code.
2440 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2442 * gimple-low.c (lower_function_body): Remove old location code.
2443 * toplev.c (unknown_location): Remove.
2444 (push_srcloc): Remove old-location variant.
2445 (process_options): Remove old location code.
2446 (lang_dependent_init): Likewise.
2447 * input.h (UNKNOWN_LOCATION): Move definition.
2448 (location_t): Undeprecate.
2449 (source_locus): Remove.
2450 (location_from_locus): Remove.
2451 (struct location_s): Remove.
2452 Remove all old-location code.
2453 (input_line, input_filename): Remove.
2454 * final.c (final_scan_insn): Remove old location code.
2455 * diagnostic.c (diagnostic_build_prefix): Remove
2456 USE_MAPPED_LOCATION test.
2457 * tree.h (gimple_stmt) <locus>: Now a location_t.
2458 (tree_exp) <locus>: Likewise.
2459 (DECL_IS_BUILTIN): Remove old-location variant.
2460 (annotate_with_file_line, annotate_with_locus): Likewise.
2461 (expr_locus, set_expr_locus): Update.
2462 * tree.c (build1_stat): Remove old location code.
2463 (last_annotated_node): Remove.
2464 (annotate_with_file_line): Remove old-location variant.
2465 (annotate_with_locus): Likewise.
2466 (expr_location): Remove old location code.
2467 (set_expr_location): Likewise.
2468 (expr_has_location): Likewise.
2469 (expr_locus): Likewise.
2470 (set_expr_locus): Likewise.
2471 (expr_filename): Don't use location_from_locus.
2472 (expr_lineno): Likewise.
2473 * rtl-error.c (location_for_asm): Remove old location code.
2474 * c-lex.c (cb_line_change): Remove old location code.
2475 (fe_file_change): Likewise.
2476 (cb_def_pragma): Likewise.
2477 (c_lex_with_flags): Likewise.
2478 * gengtype.c (do_typedef): Don't special-case location types.
2479 (define_location_structures): Remove.
2480 (main): Don't call define_location_structures.
2481 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2484 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2487 * builtins.def (BUILT_IN_STDARG_START): Remove.
2488 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2489 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2490 * tree-inline.c (inline_forbidden_p_1): Likewise.
2492 2008-02-26 Richard Guenther <rguenther@suse.de>
2494 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2495 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2496 (lookup_decl_from_uid): Declare.
2497 (remove_decl_from_map): Likewise.
2498 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2499 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2500 (decl_for_uid_map): New global hashtable mapping DECL_UID
2502 (init_ttree): Allocate it.
2503 (insert_decl_to_uid_decl_map): New helper function.
2504 (make_node_stat): Insert new decls into the map.
2505 (copy_node_stat): Likewise.
2506 (lookup_decl_from_uid): New function.
2507 (remove_decl_from_map): Likewise.
2508 (print_decl_for_uid_map_statistics): New helper.
2509 (dump_tree_statistics): Call it.
2511 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2512 (referenced_var_iterator): Adjust.
2513 (FOR_EACH_REFERENCED_VAR): Adjust.
2514 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2515 (num_referenced_vars): Adjust.
2516 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2517 (first_referenced_var): Remove.
2518 (end_referenced_vars_p): Likewise.
2519 (next_referenced_var): Likewise.
2520 (referenced_var_iterator_set): New helper function.
2521 * tree-dfa.c (referenced_var_lookup): Adjust.
2522 (referenced_var_check_and_insert): Likewise.
2523 (remove_referenced_var): Likewise.
2524 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2525 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2526 (verify_call_clobbering): Likewise.
2527 (verify_memory_partitions): Likewise.
2528 (init_tree_ssa): Allocate bitmap instead of hashtable for
2530 (delete_tree_ssa): Adjust.
2531 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2532 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2533 (compute_tag_properties): Likewise.
2534 (set_initial_properties): Likewise.
2535 (find_partition_for): Likewise.
2536 (update_reference_counts): Likewise.
2537 (dump_may_aliases_for): Likewise.
2538 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2539 (add_call_clobber_ops): Likewise.
2540 (add_call_read_ops): Likewise.
2541 (get_asm_expr_operands): Likewise.
2542 * tree-into-ssa.c (dump_decl_set): Likewise.
2543 (update_ssa): Likewise.
2544 * tree-sra.c (scan_function): Likewise.
2545 (decide_instantiations): Likewise.
2546 (scalarize_parms): Likewise.
2547 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2548 (dsa_named_for): Likewise.
2549 * tree-ssa-structalias.c (update_alias_info): Likewise.
2550 (merge_smts_into): Likewise.
2552 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2555 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2556 * c-opts.c (c_common_handle_option): Wall enables
2557 Wvolatile-register-var.
2558 * common.opt: Move Wvolatile-register-var to...
2561 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2563 * common.opt (Wlarger-than=): New.
2564 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2566 * opts.c (common_handle_option): Handle -Wlarger-than=.
2567 * optc-gen.awk: Likewise.
2568 * opth-gen.awk: Likewise.
2569 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2570 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2572 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2574 * c-common.c (match_case_to_enum_1): Add appropriate
2575 OPT_W* parameter to warning.
2576 (c_do_switch_warnings): Likewise.
2577 * c-typeck.c (warning_init): Add one more parameter following
2579 (push_init_level): Update call to warning_init.
2580 (pop_init_level): Likewise.
2581 (add_pending_init): Likewise.
2582 (output_init_element: Likewise.
2584 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2587 * toplev.c (toplev_main): If there are warnings or error, print
2588 errors for ignored options.
2589 * opts.c (ignored_options): New static variable.
2590 (postpone_unknown_option_error): New.
2591 (print_ignored_options): New.
2592 (handle_option): Postpone errors for unknown -Wno-* options.
2593 * opts.h (print_ignored_options): Declare.
2595 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2597 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2600 2008-02-25 Richard Guenther <rguenther@suse.de>
2603 2008-02-25 Richard Guenther <rguenther@suse.de>
2605 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2606 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2607 (lookup_decl_from_uid): Declare.
2608 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2609 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2610 (decl_for_uid_map): New global hashtable mapping DECL_UID
2612 (init_ttree): Allocate it.
2613 (insert_decl_to_uid_decl_map): New helper function.
2614 (make_node_stat): Insert new decls into the map.
2615 (copy_node_stat): Likewise.
2616 (lookup_decl_from_uid): New function.
2617 (print_decl_for_uid_map_statistics): New helper.
2618 (dump_tree_statistics): Call it.
2620 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2621 (referenced_var_iterator): Adjust.
2622 (FOR_EACH_REFERENCED_VAR): Adjust.
2623 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2624 (num_referenced_vars): Adjust.
2625 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2626 (first_referenced_var): Remove.
2627 (end_referenced_vars_p): Likewise.
2628 (next_referenced_var): Likewise.
2629 (referenced_var_iterator_set): New helper function.
2630 * tree-dfa.c (referenced_var_lookup): Adjust.
2631 (referenced_var_check_and_insert): Likewise.
2632 (remove_referenced_var): Likewise.
2633 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2634 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2635 (verify_call_clobbering): Likewise.
2636 (verify_memory_partitions): Likewise.
2637 (init_tree_ssa): Allocate bitmap instead of hashtable for
2639 (delete_tree_ssa): Adjust.
2640 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2641 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2642 (compute_tag_properties): Likewise.
2643 (set_initial_properties): Likewise.
2644 (find_partition_for): Likewise.
2645 (update_reference_counts): Likewise.
2646 (dump_may_aliases_for): Likewise.
2647 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2648 (add_call_clobber_ops): Likewise.
2649 (add_call_read_ops): Likewise.
2650 (get_asm_expr_operands): Likewise.
2651 * tree-into-ssa.c (dump_decl_set): Likewise.
2652 (update_ssa): Likewise.
2653 * tree-sra.c (scan_function): Likewise.
2654 (decide_instantiations): Likewise.
2655 (scalarize_parms): Likewise.
2656 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2657 (dsa_named_for): Likewise.
2658 * tree-ssa-structalias.c (update_alias_info): Likewise.
2659 (merge_smts_into): Likewise.
2661 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2664 * doc/invoke.texi (-fcx-limited-range): Document new option.
2665 * toplev.c (process_options): Handle -fcx-fortran-rules.
2666 * common.opt: Add documentation for -fcx-fortran-rules.
2668 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2671 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2672 actual behaviour and C99.
2674 2008-02-26 Ben Elliston <bje@au.ibm.com>
2676 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2677 (ASM_CPU_POWER6_SPEC): Likewise.
2678 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2679 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2680 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2682 2008-02-25 Richard Guenther <rguenther@suse.de>
2684 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2685 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2686 (lookup_decl_from_uid): Declare.
2687 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2688 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2689 (decl_for_uid_map): New global hashtable mapping DECL_UID
2691 (init_ttree): Allocate it.
2692 (insert_decl_to_uid_decl_map): New helper function.
2693 (make_node_stat): Insert new decls into the map.
2694 (copy_node_stat): Likewise.
2695 (lookup_decl_from_uid): New function.
2696 (print_decl_for_uid_map_statistics): New helper.
2697 (dump_tree_statistics): Call it.
2699 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2700 (referenced_var_iterator): Adjust.
2701 (FOR_EACH_REFERENCED_VAR): Adjust.
2702 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2703 (num_referenced_vars): Adjust.
2704 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2705 (first_referenced_var): Remove.
2706 (end_referenced_vars_p): Likewise.
2707 (next_referenced_var): Likewise.
2708 (referenced_var_iterator_set): New helper function.
2709 * tree-dfa.c (referenced_var_lookup): Adjust.
2710 (referenced_var_check_and_insert): Likewise.
2711 (remove_referenced_var): Likewise.
2712 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2714 (verify_call_clobbering): Likewise.
2715 (verify_memory_partitions): Likewise.
2716 (init_tree_ssa): Allocate bitmap instead of hashtable for
2718 (delete_tree_ssa): Adjust.
2719 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2720 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2721 (compute_tag_properties): Likewise.
2722 (set_initial_properties): Likewise.
2723 (find_partition_for): Likewise.
2724 (update_reference_counts): Likewise.
2725 (dump_may_aliases_for): Likewise.
2726 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2727 (add_call_clobber_ops): Likewise.
2728 (add_call_read_ops): Likewise.
2729 (get_asm_expr_operands): Likewise.
2730 * tree-into-ssa.c (dump_decl_set): Likewise.
2731 (update_ssa): Likewise.
2732 * tree-sra.c (scan_function): Likewise.
2733 (decide_instantiations): Likewise.
2734 (scalarize_parms): Likewise.
2735 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2736 (dsa_named_for): Likewise.
2737 * tree-ssa-structalias.c (update_alias_info): Likewise.
2738 (merge_smts_into): Likewise.
2740 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2743 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2744 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2745 * alias.h (nonoverlapping_memrefs_p): Likewise.
2747 2008-02-25 Jan Beulich <jbeulich@novell.com>
2749 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2750 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2751 __emultls_get_address, __emultls_register_common,
2752 __floatundi?f, and _Unwind_GetIPInfo.
2753 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2754 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2755 (gen_regparm_prefix): Likewise.
2756 (i386_nlm_encode_section_info): Sync with
2757 config/i386/winnt.c:i386_pe_encode_section_info().
2758 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2759 i386_nlm_mangle_decl_assembler_name): New.
2760 (netware_override_options): New.
2761 * config/i386/netware.h (netware_override_options): Declare.
2762 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2763 (i386_nlm_mangle_decl_assembler_name): Declare.
2764 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2766 2008-02-25 Ben Elliston <bje@au.ibm.com>
2769 * c-decl.c (grokdeclarator): Remove unused local variables
2770 `typedef_type' and `type_as_written'.
2772 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2773 unused local variable `has_hot_blocks'.
2774 (fix_crossing_conditional_branches): Remove unused local variable
2777 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2780 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2781 using DEF_C99_BUILTIN.
2782 (BUILT_IN_NANF): Ditto.
2783 (BUILT_IN_NANL): Ditto.
2785 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2786 Revital Eres <eres@il.ibm.com>
2788 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2789 regarding the order of two dependent insns in the same row.
2791 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2793 * stor-layout.c (layout_decl): Do not bump the alignment of a
2794 bit-field to more than byte alignment if it is packed.
2796 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2798 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2801 2008-02-24 Diego Novillo <dnovillo@google.com>
2803 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2806 * tree-vrp.c (vrp_evaluate_conditional): With
2807 -Wtype-limits, emit a warning when comparing against a
2808 constant outside the natural range of OP0's type.
2809 * c.opt (Wtype-limits): Move ...
2810 * common.opt (Wtype-limits): ... here.
2812 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2814 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2815 * config/rs6000/e300c2c3.md: New file.
2816 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2818 (rs6000_override_options): Add e300c2 and e300c3 cases to
2819 processor_target_table. Do not allow usage of Altivec or Spe
2820 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2821 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2822 * config/rs6000/rs6000.h (processor_type): Add
2823 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2824 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2825 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2826 and ppce300c3. Include e300c2c3.md.
2828 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2830 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2831 instead of TARGET_STRICT_ALIGN.
2833 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2835 * explow.c (memory_address): Assert that the generated address is
2838 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2841 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2842 * config/darwin-ppc-ldouble-patch.def: New file.
2843 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2844 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2845 SUBTARGET_INIT_BUILTINS if defined.
2846 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2849 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2852 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2853 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2855 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2858 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2859 file" warning condtional on -Winvalid-PCH.
2861 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2863 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2865 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2870 prevent reload from using MMX registers.
2871 (*mov<mode>_internal): Ditto.
2872 (*movv2sf_internal_rex64): Ditto.
2873 (*movv2sf_internal): Ditto.
2875 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2877 PR documentation/31569
2878 * doc/install.texi2html: Use makeinfo --no-number-sections.
2880 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2882 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2883 ensure that we can address an entire entity > 8 bytes. Don't
2884 generate reg+reg addressing for such data.
2886 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2888 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2889 strings when optimizing for size, unless the target cares about
2892 2008-02-22 Tom Tromey <tromey@redhat.com>
2894 * regclass.c (current_pass): Remove declaration.
2896 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2898 * config/avr/libgcc.S (__RAMPZ__): Define.
2899 (__do_copy_data): Add for devices with 128KB code memory.
2901 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2903 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2905 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2907 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2912 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2915 * c-typeck.c (build_binary_op): Warn about floating point
2916 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2918 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2921 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2922 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2924 (rs6000_override_options): Set altivec_abi as default, not override,
2925 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2926 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2927 is used; use new member spe_abi.
2928 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2929 spe_abi and altivec_abi.
2931 2008-02-22 Tomas Bily <tbily@suse.cz>
2933 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2935 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2938 * config.build (build_file_translate): Set to `CMD //c' only if
2940 * Makefile.in (build_file_translate): Improve comment.
2942 2008-02-21 Jan Hubicka <jh@suse.cz>
2944 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2945 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2946 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2948 2008-02-21 Michael Matz <matz@suse.de>
2951 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2953 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2955 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2956 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2958 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2959 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2960 SSE_VEC_FLOAT_MODE_P as insn constraint.
2961 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2962 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2963 sse4a_movntdf using MODEF mode iterator.
2964 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2965 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2966 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2967 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2968 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2969 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2970 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2972 2008-02-21 Richard Guenther <rguenther@suse.de>
2974 * tree.def (PAREN_EXPR): New tree code.
2975 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2977 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2978 * expr.c (expand_expr_real_1): Likewise.
2979 * tree-inline.c (estimate_num_insns_1): Likewise.
2980 * tree-complex.c (expand_complex_move): Likewise.
2981 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2984 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2987 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2989 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2992 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2994 * config/sh/sh.c (find_barrier): Don't go past
2995 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2997 2008-02-20 DJ Delorie <dj@redhat.com>
2999 * config/h8300/h8300.md (insv): Force source operand to be a register.
3001 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3002 as a jump, not as a plain insn.
3004 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3006 * doc/invoke.texi (Warning Options): Add new option
3007 -Wframe-larger-than=.
3008 (-Wframe-larger-than): Document.
3010 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3011 Add declarations for new option variables.
3013 * final.c (final_start_function): Check the frame size
3014 before emission and issue a Wframe-larger-than warning.
3016 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3017 Add definitions for new option variables.
3018 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3020 * common.opt (Wframe-larger-than=): New option.
3022 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3025 (<sse>_div<mode>3): Ditto.
3026 (<sse>_vmdiv<mode>3): Ditto.
3027 (<sse>_vmsqrt<mode>2): Ditto.
3028 (*smax<mode>3): Ditto.
3029 (sse5_frcz<mode>2): Ditto.
3030 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3033 2008-02-20 Richard Guenther <rguenther@suse.de>
3036 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3037 be happy with INTEGRAL_TYPE_P.
3039 2008-02-20 Richard Guenther <rguenther@suse.de>
3041 * fold-const.c (split_tree): Associate floatig-point expressions
3042 if flag_associative_math is set.
3044 2008-02-20 Richard Guenther <rguenther@suse.de>
3046 * tree.h (fold_real_zero_addition_p): Declare.
3047 * fold-const.c (fold_real_zero_addition_p): Export.
3048 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3049 floating-point operations with zero and one.
3051 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3053 * doc/install.texi: Correct references to CFLAGS, replacing them
3054 with BOOT_CFLAGS. Document flags used during bootstrap for
3057 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3059 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3060 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3061 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3063 (smin<mode>3): Ditto from similar patterns.
3064 (smax<mode>3): Ditto.
3065 (*ieee_smin<mode>3): Ditto.
3066 (*ieee_smax<mode>3): Ditto.
3067 * config/i386/sse.md (sse): New mode attribute.
3068 (mov<mode>): Macroize expander from movv4sf and movv2df using
3069 SSEMODEF2P mode iterator.
3070 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3071 SSE_VEC_FLOAT_MODE_P as insn constraint.
3072 (storent<mode>): Ditto.
3073 (storent<mode>): Macroize expander from storentsf and storentdf using
3074 MODEF mode iterator.
3075 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3076 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3077 (abs<mode>2): Ditto from similar patterns.
3078 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3079 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3080 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3081 (<sse>_vmsqrt<mode>2): Ditto.
3082 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3083 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3084 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3085 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3086 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3087 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3088 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3090 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3091 iterator and SSE_FLOAT_MODE_P as insn constraint.
3092 (<sse>_ucomi): Ditto from similar patterns.
3093 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3094 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3095 SSE_VEC_FLOAT_MODE_P as insn constraint.
3096 (vcond<mode>): Ditto from similar patterns.
3097 (and<mode>3, *and<mode>3): Ditto.
3098 (<sse>_nand<mode>3): Ditto.
3099 (ior<mode>3, *ior<mode>3): Ditto.
3100 (xor<mode>3, *xor<mode>3): Ditto.
3101 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3102 iterator and SSE_FLOAT_MODE_P as insn constraint.
3103 (*nand<mode>3): Ditto from similar patterns.
3104 (*ior<mode>3): Ditto.
3105 (*xor<mode>3): Ditto.
3107 2008-02-20 Ira Rosen <irar@il.ibm.com>
3109 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3110 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3111 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3113 2008-02-19 Jan Hubicka <jh@suse.cz>
3115 * predict.c (tree_bb_level_predictions): Remove variable next
3116 mistakely introduced by previous commit.
3118 2008-02-19 Jan Hubicka <jh@suse.cz>
3120 * predict.c (predict_paths_leading_to): Rewrite.
3121 (predict_paths_for_bb): New.
3122 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3124 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3127 * Makefile.in (build_file_translate): New.
3128 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3129 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3130 * configure.ac (build_file_translate): Substitute it.
3131 * configure: Regenerate.
3133 2008-02-19 Jan Hubicka <jh@suse.cz>
3135 PR rtl-optimization/34408
3136 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3139 2008-02-19 Jan Hubicka <jh@suse.cz>
3142 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3145 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3148 * config/i386/i386-modes.def: Revert the last DI alignment
3149 change until Ada people can look into it.
3151 2008-02-19 Nick Clifton <nickc@redhat.com>
3153 * opts.c (print_specific_help): Fix typo in --help text.
3155 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3158 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3159 32-bit inline asm without asm alternatives for host GCC < 3.0.
3161 2008-02-19 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/34989
3164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3165 Allow propagation to INDIRECT_REF if we can simplify only.
3167 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3169 * c-common.c (warn_for_collisions_1): Use appropriate option when
3172 2008-02-19 Nick Clifton <nickc@redhat.com>
3175 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3176 (handle_options): Fix indentation.
3177 (print_filtered_help): If no language-specific options were
3178 displayed tell the user how to list all the options supported by
3179 the language's front-end.
3180 (print_specific_help): Fix indentation and remove duplicate line.
3181 (common_handle_option): Handle the -v option.
3182 For --help enable the display of undocumented options if the -v
3183 switch has been included on the command line.
3184 For --help= check for overlaps in the arguments between the option
3185 classes and the language names and issue a warning when they
3186 cannot be disambiguated.
3187 * c.opt (v): Pass on to the common option handler.
3189 2008-02-19 Revital Eres <eres@il.ibm.com>
3191 * modulo-sched.c (sms_schedule): Change dump message when
3192 create_ddg function fails.
3193 (try_scheduling_node_in_cycle): Rename row to cycle.
3194 (print_partial_schedule): Rename CYCLE to ROW.
3196 2008-02-19 Christian Bruel <christian.bruel@st.com>
3197 Zdenek Dvorak <ook@ucw.cz>
3199 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3201 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3204 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3205 (*x86_movdicc_0_m1_se): Ditto.
3207 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3209 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3210 (CMPtype): Define as __gcc_CMPtype.
3211 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3212 (CMPtype): Define as __gcc_CMPtype.
3214 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3216 Support valgrind 3.3 for --enable-checking=valgrind.
3217 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3219 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3220 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3221 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3222 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3223 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3224 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3225 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3227 * ggc-zone.c: Similar.
3228 * ggc-page.c: Similar.
3230 2008-02-19 Paul Brook <paul@codesourcery.com>
3233 * config/arm/ieee754-df.S: Fix do_it typo.
3234 * config/arm/ieee754-sf.S: Fix do_it typo.
3236 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3239 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3240 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3241 (OPTION_MASK_ISA_SSE_SET): Likewise.
3242 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3243 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3244 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3245 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3246 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3247 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3248 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3249 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3250 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3251 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3252 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3253 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3254 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3255 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3256 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3257 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3258 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3259 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3260 (OPTION_MASK_ISA_SSE4): Removed.
3261 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3262 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3263 (override_options): Don't turn on implied SSE/MMX bits in
3266 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3271 2008-02-18 Joey Ye <joey.ye@intel.com>
3274 * tree-nested.c (insert_field_into_struct): Set type alignment
3275 to field alignment if the former is less than the latter.
3277 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3279 * BASE-VER: Set to 4.4.0.
3281 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3283 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3284 * doc/cfg.texi: Likewise.
3285 * doc/extend.texi: Likewise.
3286 * doc/gty.texi: Likewise.
3287 * doc/invoke.texi: Likewise.
3288 * doc/loop.texi: Likewise.
3289 * doc/md.texi: Likewise.
3290 * doc/passes.texi: Likewise.
3291 * doc/rtl.texi: Likewise.
3292 * doc/sourcebuild.texi: Likewise.
3293 * doc/tm.texi: Likewise.
3294 * doc/tree-ssa.texi: Likewise.
3296 2008-02-17 Richard Guenther <rguenther@suse.de>
3299 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3300 without default definition.
3302 2008-02-17 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/35231
3305 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3308 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3311 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3313 libgcc_cmp_return mode.
3315 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3318 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3320 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3322 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3325 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3327 * doc/c-tree.texi: Use `@.' where appropriate.
3328 * doc/extend.texi: Likewise.
3329 * doc/install.texi: Likewise.
3330 * doc/invoke.texi: Likewise.
3331 * doc/loop.texi: Likewise.
3332 * doc/makefile.texi: Likewise.
3333 * doc/md.texi: Likewise.
3334 * doc/passes.texi: Likewise.
3335 * doc/standards.texi: Likewise.
3336 * doc/tm.texi: Likewise.
3338 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3341 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3343 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3344 rather than in entry_bb.
3346 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3349 libgcc_cmp_return mode.
3351 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3354 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3355 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3357 2008-02-15 Richard Guenther <rguenther@suse.de>
3358 Zdenek Dvorak <ook@ucw.cz>
3360 PR tree-optimization/35164
3361 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3362 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3363 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3364 Only propagate addresses which do not have abnormal SSA_NAMEs
3367 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3370 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3372 2008-02-15 Jan Hubicka <jh@suse.cz>
3375 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3377 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3380 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3381 when calculating alignment_pad.
3383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3386 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3387 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3388 and STACK_BOUNDARY define.
3390 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3392 PR preprocessor/35061
3393 * c-pragma.c (handle_pragma_pop_macro): Check that
3394 pushed_macro_table has been allocated.
3396 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3399 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3400 (force_gimple_operand): Likewise.
3401 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3402 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3403 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3404 (find_interesting_uses_address): Check addressability and alignment
3405 of the base expression only after substituting bases of IVs into it.
3407 2008-02-14 Michael Matz <matz@suse.de>
3410 * function.c (instantiate_virtual_regs_in_insn): Reload address
3411 before falling back to reloading the whole operand.
3413 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3415 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3416 before the first section switch note.
3418 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3420 * doc/bugreport.texi: Update copyright years.
3421 * doc/c-tree.texi: Likewise.
3422 * doc/cfg.texi: Likewise.
3423 * doc/cpp.texi: Likewise.
3424 * doc/cppinternals.texi: Likewise.
3425 * doc/fragments.texi: Likewise.
3426 * doc/frontends.texi: Likewise.
3427 * doc/gcc.texi: Likewise.
3428 * doc/gty.texi: Likewise.
3429 * doc/hostconfig.texi: Likewise.
3430 * doc/implement-c.texi: Likewise.
3431 * doc/libgcc.texi: Likewise.
3432 * doc/loop.texi: Likewise.
3433 * doc/makefile.texi: Likewise.
3434 * doc/options.texi: Likewise.
3435 * doc/passes.texi: Likewise.
3436 * doc/rtl.texi: Likewise.
3437 * doc/sourcebuild.texi: Likewise.
3438 * doc/standards.texi: Likewise.
3439 * doc/tree-ssa.texi: Likewise.
3440 * doc/trouble.texi: Likewise.
3442 * doc/extend.texi: Use @: or add comma where appropriate.
3443 * doc/invoke.texi: Likewise.
3444 * doc/tm.texi: Likewise.
3446 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3449 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3452 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3454 * doc/md.texi (clz, ctz): Add reference.
3455 * doc/rtl.texi (clz, ctz): Likewise.
3457 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3460 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3463 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3465 * config/s390/s390.c (struct constant_pool): New field
3466 emit_pool_after added.
3467 (s390_mainpool_start): Set the emit_pool_after flag according
3468 to the section switch notes.
3469 (s390_mainpool_finish): Consider emit_pool_after when emitting
3470 the literal pool at the end of the function.
3471 (s390_chunkify_start): Force literal pool splits at section
3474 2008-02-13 Michael Matz <matz@suse.de>
3477 * var-tracking.c (clobber_variable_part): Correctly traverse the
3480 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3483 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3484 Add -fdump-ipa-inline.
3485 * tree-dump.c (dump_files): Remove tree-inlined dump.
3486 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3488 2008-02-12 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/35171
3491 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3494 2008-02-12 Richard Guenther <rguenther@suse.de>
3497 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3498 value-preserving mode. Disallow final truncation.
3500 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3503 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3504 code from here to...
3505 (force_gimple_operand): ...here.
3507 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3510 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3511 non-compatible pointers.
3512 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3513 different FIELD_DECLs, try harder by comparing field offsets, sizes
3517 * function.c (match_asm_constraints_1): Don't replace the same input
3520 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3522 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3523 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3524 (expand_epilogue): Restore RAMPZ register.
3525 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3527 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3529 * config/i386/cygwin.asm: (__alloca): Correct calling
3530 convention and alignment.
3531 (__chkstk): Force 8 byte stack alignment.
3533 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3534 Richard Guenther <rguenther@suse.de>
3536 PR tree-optimization/33992
3537 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3538 the zero we compare against.
3540 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3543 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3544 to CloseHandle after unlocking to prevent accumulation of handle
3547 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3550 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3551 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3552 and update LABEL_NUSES during and after reload.
3554 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3557 * combine.c (simplify_if_then_else): Make sure the comparison is
3558 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3560 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3563 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3564 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3565 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3566 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3567 * tree.h (get_type_static_bounds): Likewise.
3569 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3571 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3572 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3573 Make -Wfoo language annotations match what the compiler outputs.
3575 2008-02-08 Sa Liu <saliu@de.ibm.com>
3577 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3578 intrinsics spu_convts, spu_convtu, spu_convtf.
3579 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3581 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3583 * doc/extend.texi (Function Attributes) <noinline>: Mention
3584 asm ("") as method to keep calls.
3586 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3589 * doc/options.texi (Options): Replace references to opts.sh with
3591 * opts-common.c: Likewise.
3592 * optc-gen.awk: Likewise.
3594 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3596 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3598 2008-02-07 Richard Henderson <rth@redhat.com>
3601 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3602 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3605 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3607 PR tree-optimization/35085
3608 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3609 for operand entry oe2 in addition to operand entry oe3 in order to
3610 expose more opportunities for vectorizer sum reduction.
3612 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3615 * Makefile.in (LIBS): Remove $(GMPLIBS).
3616 (cc1-dummy, cc1): Add $(GMPLIBS).
3618 2008-02-06 Jan Hubicka <jh@suse.cz>
3621 * i386.md (moddf_integer): Do not produce partial memory stalls for
3622 targets where it hurts.
3624 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3627 * optabs.c (expand_float): Do not check for decimal modes when
3628 expanding unsigned integer through signed conversion.
3630 2008-02-06 Nick Clifton <nickc@redhat.com>
3632 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3633 inside the clobber with a match_operand and duplicated operand
3634 number in the constraint.
3635 (ineqbranchsi): Delete redundant comment.
3637 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3639 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3640 builtin_define ("__USE_INIT_FINI__").
3641 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3643 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3645 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3647 PR documentation/30330
3648 * doc/invoke.texi (C++ Dialect Options)
3649 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3650 For each warning option -Wfoo that allows -Wno-foo, ensure both
3651 -Wfoo and -Wno-foo are listed in the option index. Fix index
3652 entry of -Wswitch-default, index -Wnormalized= including the
3653 `=', and -Wlarger-than-@var{len} including @var{len}.
3655 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.md (floatunssisf2): Use
3658 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3659 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3660 Macroize expander using MODEF mode iterator.
3662 2008-02-05 Diego Novillo <dnovillo@google.com>
3664 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3667 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3669 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3672 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3674 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3677 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3678 to indicate if a message should be generated.
3679 (init_cumulative_args): Updated.
3680 (function_value_32): Likewise.
3682 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3684 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3686 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3690 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3692 2008-02-04 Diego Novillo <dnovillo@google.com>
3694 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3697 * tree-vrp.c (vrp_evaluate_conditional): With
3698 -Wtype-limits, emit a warning when comparing against a
3699 constant outside the natural range of OP0's type.
3701 2008-02-04 Richard Guenther <rguenther@suse.de>
3704 * expr.c (count_type_elements): Give for unions instead of
3707 2008-02-04 Richard Guenther <rguenther@suse.de>
3710 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3711 to TYPE_DOMAINs base type instead of using bitsizetype here.
3713 2008-02-03 Jason Merrill <jason@redhat.com>
3715 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3717 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3720 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3721 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3722 (RS/6000 and PowerPC Options): Fix typos and markup.
3723 * doc/passes.texi (Tree-SSA passes): Likewise.
3725 2008-02-02 Michael Matz <matz@suse.de>
3728 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3729 from record_last_reg_set_info.
3730 (record_last_reg_set_info): Take an RTX argument, iterate over all
3731 constituent hardregs.
3732 (record_last_set_info, record_opr_changes): Change calls to
3733 new signature or to record_last_reg_set_info_regno.
3735 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3737 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3739 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3741 PR rtl-optimization/34773
3742 * reg-notes.def (EQUAL): Mention significance of combination of
3743 REG_EQUAL and REG_RETVAL.
3744 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3745 insn that has a REG_RETVAL.
3747 2008-02-01 Roger Sayle <roger@eyesopen.com>
3750 * configure.ac (--enable-fixed-point): Disable unless explicitly
3752 * configure: Regenerate.
3754 2008-02-01 Richard Guenther <rguenther@suse.de>
3757 * invoke.texi (-finline-limit): Remove no longer true parts
3758 of the documentation. Note that there is no default value.
3760 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3761 Mark Mitchell <mark@codesourcery.com>
3762 Ben Elliston <bje@au.ibm.com>
3765 * doc/extend.texi (Other Builtins): Document.
3767 2008-01-31 Tom Browder <tom.browder@gmail.com>
3769 * doc/c-tree.texi (Types): Fix grammar.
3770 (Expression trees): Ditto.
3771 * doc/passes.texi (Tree-SSA passes): Ditto.
3773 * doc/configterms.texi (Configure Terms): Fix typo.
3774 * doc/cpp.texi (Common Predefined Macros): Ditto.
3775 * doc/md.texi (Machine Constraints): Ditto.
3777 * doc/makefile.texi (Makefile): Add comma.
3779 2008-01-31 Tom Browder <tom.browder@gmail.com>
3780 Gerald Pfeifer <gerald@pfeifer.com>
3782 * doc/sourcebuild.texi (Front End): Remove references to CVS
3783 and CVSROOT/modules.
3784 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3785 (Back End): Remove reference to CVS.
3787 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3790 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3792 (mips16_gp_pseudo_reg): ...here.
3793 * config/mips/mips.md (load_const_gp): Replace with...
3794 (load_const_gp_<mode>): ...this :P-based insn.
3796 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3798 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3799 options. Minor fixes.
3800 (-std): Move reference to standards closer to where language
3801 standards are first mentioned.
3803 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3805 PR rtl-optimization/34995
3806 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3807 parameter and return a bool. If the rtx parameter is nonnull,
3808 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3809 (find_reloads): Update call accordingly. Pass the new operand
3810 if it needed no address reloads, otherwise pass null.
3812 2008-01-30 Richard Henderson <rth@redhat.com>
3815 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3816 for unbounded arrays.
3818 2008-01-30 Silvius Rus <rus@google.com>
3820 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3822 2008-01-30 Jan Hubicka <jh@suse.cz>
3825 * i386.c (init_cumulative_args): Use real function declaration when
3828 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3830 PR rtl-optimization/34998
3831 * global.c (build_insn_chain): Treat non-subreg_lowpart
3832 SUBREGs of pseudos as clobbering all the words covered by the
3833 SUBREG, not just all the bytes.
3834 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3835 original df_ref rather than an extract parameter.
3836 (global_conflicts): Update call accordingly.
3838 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3840 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3841 the overflow check to make it easier to read.
3842 (__fixtfdi): Change the type of the ll member in union
3843 long_double to UDItype_x.
3845 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3848 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3849 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3850 * tree-inline.c (fold_marked_statements): Call
3851 cgraph_update_edges_for_call_stmt if folding a call statement.
3852 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3853 debug_generic_stmt calls, reset it back afterwards.
3856 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3858 * c-typeck.c (build_external_ref): Don't pedwarn about
3859 static vars in current function's scope.
3861 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3863 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3865 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3868 * ipa-struct-reorg.c: Fix spelling.
3869 * params.def: Ditto.
3871 2008-01-29 Richard Guenther <rguenther@suse.de>
3874 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3876 * tree-inline.c (remap_type): Increment remapping_type_depth
3877 around remapping types.
3878 (copy_body_r): Only add referenced variables if they are referenced
3879 from code, not types.
3881 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3892 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3893 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3895 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3898 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3899 pointer for tiny stack.
3901 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3903 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3905 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3907 * config/vx-common.h: Fix typo in comment.
3909 2008-01-28 Ian Lance Taylor <iant@google.com>
3913 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3914 coalesce pointers if they have different DECL_NO_TBAA_P values.
3915 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3916 between variables with different DECL_NO_TBAA_P values.
3918 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3921 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3922 are not legitimate small data references on SPE targets.
3924 2008-01-28 David Daney <ddaney@avtrex.com>
3926 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3928 2008-01-28 David Daney <ddaney@avtrex.com>
3930 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3932 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3934 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3935 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3936 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3937 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3938 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3939 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3940 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3941 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3943 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3945 * basic-block.h (condjump_equiv_p): Fix comment.
3947 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3949 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3950 print_generic_stmt_indented): Fix comment.
3952 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3954 * configure.ac (__stack_chk_fail): Add detecion for availability
3955 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3956 * configure: Regenerate.
3958 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3961 * final.c (output_addr_const): Handle TRUNCATE.
3963 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3966 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3967 (zero_cost, infinite_cost): New constants.
3968 (struct cost_pair): Change type of cost to comp_cost.
3969 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3970 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3972 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3973 split_address_cost, ptr_difference_cost, difference_cost,
3974 get_computation_cost_at, get_computation_cost,
3975 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3976 determine_use_iv_cost_condition, determine_use_iv_costs,
3977 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3978 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3979 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3980 Change type of cost to comp_cost.
3981 (determine_iv_cost): Increase cost of non-original ivs, instead
3982 of decreasing the cost of original ones.
3983 (get_address_cost): Indicate the complexity of the addressing mode
3985 (try_add_cand_for): Prefer using ivs not specific to some object.
3986 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3988 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3989 Janis Johnson <janis187@us.ibm.com>
3992 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3993 (TARGET_INSTANTIATE_DECLS): Likewise.
3994 * target.h (expand_to_rtl_hook): New target hook.
3995 (instantiate_decls): Likewise.
3996 * function.c (instantiate_decl): Make non-static. Rename to...
3997 (instantiate_decl_rtl): ... this.
3998 (instantiate_expr): Use instantiate_decl_rtl.
3999 (instantiate_decls_1): Likewise.
4000 (instantiate_decls): Likewise.
4001 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4002 * function.h (instantiate_decl_rtl): Add prototype.
4003 * cfgexpand.c (target.h): New include.
4004 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4005 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4006 (TARGET_INSTANTIATE_DECLS): Likewise.
4007 (TARGET_INITIALIZER): New target hooks added.
4008 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4010 * config/rs6000/rs6000.c (tree-flow.h): New include.
4011 (machine_function): Add sdmode_stack_slot field.
4012 (rs6000_alloc_sdmode_stack_slot): New function.
4013 (rs6000_instantiate_decls): Likewise.
4014 (rs6000_secondary_memory_needed_rtx): Likewise.
4015 (rs6000_check_sdmode): Likewise.
4016 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4017 (TARGET_INSTANTIATE_DECLS): Likewise.
4018 (rs6000_hard_regno_mode_ok): Allow SDmode.
4019 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4020 (rs6000_emit_move): Handle SDmode.
4021 (function_arg_advance): Likewise.
4022 (function_arg): Likewise.
4023 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4024 SDmode var args for 32-bit compiles.
4025 (rs6000_secondary_reload_class): Handle SDmode.
4026 (rs6000_output_function_epilogue): Likewise.
4027 (rs6000_function_value): Simplify if statement.
4028 (rs6000_libcall_value): Likewise.
4029 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4030 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4031 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4032 (movsd_hardfloat): New define_insn.
4033 (movsd_softfloat): Likewise.
4034 (movsd_store): Likewise.
4035 (movsd_load): Likewise.
4036 (extendsddd2): Likewise.
4037 (extendsdtd2): Likewise.
4038 (truncddsd2): Likewise.
4039 (movdd_hardfloat64): Fixup comment.
4040 (UNSPEC_MOVSD_LOAD): New constant.
4041 (UNSPEC_MOVSD_STORE): Likewise.
4043 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4046 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4048 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4049 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4050 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4053 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4056 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4057 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4058 __LONGDOUBLE128 too.
4059 * config/rs6000/aix61.h: New file.
4061 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4063 PR rtl-optimization/34959
4064 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4065 popcount and parity rtxes the same mode as their operand.
4066 Truncate or extend the result to the return value's mode
4069 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4072 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4073 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4074 to GOT_VERSION_REGNUM.
4075 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4076 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4077 * config/mips/mips.c (mips_emit_call_insn): New function.
4078 (mips_call_tls_get_addr): Call mips_expand_call directly.
4079 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4081 (mips16_build_call_stub): Likewise. Return the call insn or null.
4082 (mips_expand_call): Update the call to mips16_build_call_stub
4083 accordingly and a remove redundant condition. Assert that MIPS16
4084 stubs do not use lazy binding. Use mips_emit_call_insn and return
4086 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4088 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4089 (mips_avoid_hazard): Remove hazard_set handling.
4090 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4091 (UNSPEC_RESTORE_GP): ...this.
4092 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4093 (FAKE_CALL_REGNO): Rename to...
4094 (GOT_VERSION_REGNUM): ...this.
4095 (type): Add "ghost" value. Add an associated insn reservation.
4096 (hazard_set): Remove.
4097 (exception_receiver): Rename to...
4098 (restore_gp): ...this and update the unspec identifier accordingly.
4099 (exception_receiver, nonlocal_got_receiver): New expanders.
4100 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4101 FAKE_CALL_REGNO. Remove hazard_set attribute.
4102 (set_got_version, update_got_version): New patterns.
4104 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4107 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4109 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4112 * doc/install.texi2html: Generate gcc-vers.texi.
4114 2008-01-25 DJ Delorie <dj@redhat.com>
4116 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4118 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4120 * config/c4x: Remove directory.
4121 * config.gcc (crx-*, mt-*): Mark obsolete.
4122 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4123 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4124 sh-*-rtemscoff*): Remove cases.
4125 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4126 * real.c (encode_c4x_single, decode_c4x_single,
4127 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4128 c4x_extended_format): Remove.
4129 * real.h (c4x_single_format, c4x_extended_format): Remove.
4130 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4132 (Pragmas): Remove comment about c4x pragmas.
4133 * doc/install.texi (c4x): Remove target-specific instructions.
4134 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4135 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4136 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4137 refer to C4x source files as examples.
4138 (C4X_FLOAT_FORMAT): Remove documentation.
4140 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4142 * config/bfin/bfin.c (override_options): Reorder tests so that
4143 flag_pic gets enabled for -msep-data.
4145 2008-01-25 Richard Guenther <rguenther@suse.de>
4148 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4149 to its bitfield precision if required.
4151 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4154 * tree-nested.c (walk_omp_for): New function.
4155 (convert_nonlocal_reference, convert_local_reference): Call
4156 walk_omp_for on OMP_FOR.
4157 (convert_call_expr): Call walk_body on OMP_FOR's
4158 OMP_FOR_PRE_INIT_BODY.
4160 2008-01-25 Richard Guenther <rguenther@suse.de>
4162 PR tree-optimization/34966
4163 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4164 default defs and PHI_NODEs we have to insert after the
4167 2008-01-24 Nick Clifton <nickc@redhat.com>
4169 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4170 Provide a default definition.
4171 (LIBGCC2_UNITS_PER_WORD): Likewise.
4173 * config/stormy16/stormy16.c: Include df.h for the prototype
4174 for df_regs_ever_live_p.
4175 (xstormy16_expand_builtin_va_start): Convert the stack offset
4176 into a component_ref and then use POINTER_PLUS_EXPR to add it
4177 to the incoming_virtual_args_rtx.
4178 (xstormy16_gimplify_va_arg_expr): Rename to
4179 xstormy16_gimplify_va_arg_expr.
4180 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4181 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4182 xstormy16_gimplify_va_arg_expr.
4183 Fix up some formatting issues.
4185 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4186 Move to predicates.md.
4187 (xs_hi_general_operand): Likewise.
4188 (xs_hi_nonmemory_operand): Likewise.
4189 * config/stormy16/predicates.md:
4190 (xstormy16_carry_plus_operand): New predicate.
4191 (xs_hi_general_operand): New predicate.
4192 (xs_hi_nonmemory_operand): New predicate.
4193 * config/stormy16/stormy16-protos.h:
4194 (xstormy16_carry_plus_operand): Delete prototype.
4195 (xs_hi_general_operand): Likewise.
4196 (xs_hi_nonmemory_operand): Likewise.
4198 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4199 modifiers as they are no longer needed and they can trigger
4200 reload spill failures.
4202 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4203 with a match_operand in order to help reload.
4205 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4206 constraint with 'e' for the 8th alternative as this version of
4207 the mov.w instruction only accepts the lower 8 registers.
4209 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4212 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4213 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4216 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4219 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4221 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4223 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4225 (remove_structure): Update allocations list before removing structure.
4227 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4229 * ipa-struct-reorg.c (is_safe_cond_expr,
4230 create_new_stmts_for_cond_expr): Use integer_zerop function,
4231 that recognize not only zero-pointer, but zero-integer too.
4233 2008-01-25 Ben Elliston <bje@au.ibm.com>
4236 * fixproto: Escape "." in sed expression that strips leading "./".
4238 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4241 * gcc.c (SWITCH_OK): Removed.
4242 (SWITCH_LIVE): Changed to bit.
4243 (SWITCH_FALSE): Likewise.
4244 (SWITCH_IGNORE): Likewise.
4245 (switchstr): Change live_cond to unsigned int.
4246 (process_command): Replace SWITCH_OK with 0.
4247 (do_self_spec): Likewise.
4248 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4249 (give_switch): Likewise.
4250 (used_arg): Likewise.
4251 (do_spec_1): Set the SWITCH_IGNORE bit.
4252 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4253 bits. Set the SWITCH_LIVE bit.
4255 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4257 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4259 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4261 PR tree-optimization/34472
4262 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4263 parameter to a "bool *" and set *DATA to false if there is
4264 an unsafe access. Do not delete the structure here.
4265 (check_cond_exprs): Delete it here instead.
4266 (check_cond_exprs, exclude_cold_structs): Do not increase
4267 I when removing a structure.
4269 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4273 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4275 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4278 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4279 a fixed vector for stack.
4281 2008-01-24 Ben Elliston <bje@au.ibm.com>
4284 * doc/gcc.texi (Software development): Add a direntry for g++.
4286 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4288 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4289 stale and straggling -fforce-addr comments above.
4291 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4293 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4294 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4296 2008-01-23 Michael Matz <matz@suse.de>
4299 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4302 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4304 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4307 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4309 * config/avr/avr.c (avr_current_arch): New variable.
4310 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4311 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4312 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4313 (avr_override_options): Init 'avr_current_arch'.
4314 (base_arch_s): Move from here...
4315 * config/avr/avr.h (base_arch_s): ... here. Add new members
4316 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4317 'mega' to 'have_jmp_call'.
4318 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4319 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4321 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4323 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4324 MULTILIB_MATCHES): (Ditto.).
4326 2008-01-23 Richard Guenther <rguenther@suse.de>
4329 * cgraphunit.c (cgraph_reset_node): Always mark the node
4330 not reachable if it is not queued already.
4332 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4334 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4335 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4336 (cputype_selected): New static variable.
4337 (bfin_handle_option): Set it if -mcpu is used.
4338 (override_option): Select default set of workarounds if no cpu type
4339 selected on the command line.
4340 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4342 From Michael Frysinger <michael.frysinger@analog.com>
4343 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4344 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4346 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4347 for bf547, bf523, bf524, and bf526.
4348 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4350 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4351 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4352 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4353 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4354 * doc/invoke.texi (Blackfin Options): Document that
4355 -mcpu now accept bf547, bf523, bf524, and bf526.
4357 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4359 PR rtl-optimization/34628
4360 * combine.c (try_combine): Stop and undo after the first combination
4361 if an autoincrement side-effect on the first insn has effectively
4364 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4367 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4368 Offset addresses are not valid for Altivec or paired float modes.
4370 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4373 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4374 if DECL_INITIAL (decl) is error_mark_node.
4377 * c-common.c (handle_vector_size_attribute): Only allow
4378 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4379 the same way as pointer, array etc. types.
4380 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4383 * tree.c (build_type_attribute_qual_variant): Call
4384 build_qualified_type if attributes are equal, but quals are not.
4386 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4389 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4390 * flags.h (warn_strict_aliasing): Remove.
4391 (warn_strict_overflow): Remove.
4392 * opts.c (warn_strict_aliasing): Remove.
4393 (warn_strict_overflow): Remove.
4394 * c-opts.c (c_common_handle_option): -Wall only sets
4395 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4396 (c_common_post_options): Give default values to -Wstrict-aliasing
4397 and -Wstrict-overflow if they are uninitialized.
4398 * common.opt (Wstrict-aliasing): Specify Var and Init.
4399 (Wstrict-overflow): Likewise.
4401 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4403 PR rtl-optimization/26854
4404 PR rtl-optimization/34400
4405 PR rtl-optimization/34884
4406 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4408 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4409 (df_rd_bb_info.expanded_lr_out): Deleted
4410 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4411 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4412 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4413 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4414 Removed code to allocate, initialize or free expanded_lr_out.
4415 (df_rd_bb_local_compute_process_def): Restructured to make more
4417 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4418 sets if the sets are being trimmed.
4420 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4423 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4424 (as_vers): Likewise.
4425 * configure: Regenerated.
4427 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4430 * tree-pass.h (pass_build_alias): New pass.
4431 * tree-ssa-alias.c (gate_build_alias): New.
4432 (pass_build_alias): New.
4433 * passes.c (init_optimization_passes): Add pass_build_alias after
4434 pass_create_structure_vars.
4436 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4438 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4439 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4440 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4441 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4442 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4443 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4444 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4445 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4446 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4447 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4448 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4449 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4450 * config/s390/s390.md (FP_ALL): New mode iterator.
4451 (_d): New mode attribute.
4452 ("*signbit<mode>2>"): Changed mode of first operand.
4453 ("isinf<mode>2"): Changed mode of first operand.
4454 ("*TDC_insn"): Adaptation for DFP modes.
4456 2008-01-22 Ben Elliston <bje@au.ibm.com>
4458 * tree.c (check_qualified_type): Improve function description.
4460 2008-01-21 Jason Merrill <jason@redhat.com>
4463 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4464 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4467 2008-01-21 DJ Delorie <dj@redhat.com>
4469 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4472 2008-01-21 Richard Guenther <rguenther@suse.de>
4475 * tree-cfg.c (verify_expr): Allow all invariant expressions
4476 instead of just constant class ones as reference argument.
4477 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4478 like any other constant.
4479 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4481 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4483 * regmove.c (fixup_match_1): Update call crossed frequencies.
4485 2008-01-21 Richard Guenther <rguenther@suse.de>
4488 * tree-inline.c (setup_one_parameter): Deal with mismatched
4489 types using a VIEW_CONVERT_EXPR.
4491 2008-01-21 Alon Dayan <alond@il.ibm.com>
4492 Olga Golovanevsky <olga@il.ibm.com>
4494 PR tree-optimization/34701
4495 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4496 when the structure size is not a power of 2.
4498 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4500 * doc/install.texi: Add doc for --enable-checking=df.
4502 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4504 PR rtl-optimization/34808
4505 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4507 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4509 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4512 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4514 PR rtl-optimization/26854
4515 PR rtl-optimization/34400
4516 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4518 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4519 (df_rd_bb_info.expanded_lr_out): New.
4520 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4521 * loop_iv.c (iv_analysis_loop_init): Ditto.
4522 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4523 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4524 Added code to allocate, initialize or free expanded_lr_out.
4525 (df_rd_bb_local_compute_process_def): Restructured to make
4526 more understandable.
4527 (df_rd_confluence_n): Add code to do nothing with fake edges and
4528 code to no apply invalidate_by_call sets if the sets are being trimmed.
4529 (df_lr_local_finalize): Renamed to df_lr_finalize.
4530 (df_live_local_finalize): Renamed to df_live_finalize.
4532 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4535 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4536 deciding whether to use reciprocal instructions.
4538 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4540 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4541 dwarf2out_note_section_used if cold_text_section is NULL.
4543 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4545 PR gcov-profile/34610
4546 * tree-cfg.c (make_edges): Mark both outgoing edges from
4547 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4548 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4549 from OMP_FOR and OMP_CONTINUE outgoing edges.
4551 * tree-profile.c (tree_profiling): Return early if
4552 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4554 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4555 from cfun to child_cfun.
4556 * function.h (struct function): Add after_tree_profile bit.
4558 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4560 * config/avr/avr.S (_exit): Disable interrupt.
4562 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4563 Steven Bosscher <stevenb.gcc@gmail.com>
4565 PR rtl-optimization/26854
4566 PR rtl-optimization/34400
4567 * df-problems.c (df_live_scratch): New scratch bitmap.
4568 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4569 (df_live_reset): Clear the proper bitmaps.
4570 (df_live_bb_local_compute): Only process the artificial defs once
4571 since the order is not important.
4572 (df_live_init): Init the df_live sets only with the variables
4573 found live by df_lr.
4574 (df_live_transfer_function): Use the df_lr sets to prune the
4575 df_live sets as they are being computed.
4576 (df_live_free): Free df_live_scratch.
4578 2008-01-18 Ian Lance Taylor <iant@google.com>
4580 * common.opt: Add fmerge-debug-strings.
4581 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4582 flag_merge_debug_strings rather than flag_merge_constants.
4583 * doc/invoke.texi (Option Summary): Mention
4584 -fmerge-debug-strings.
4585 (Debugging Options): Document -fmerge-debug-strings.
4587 2008-01-18 Ian Lance Taylor <iant@google.com>
4590 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4591 (struct tree_function_decl): Add new field operator_new_flag.
4592 * tree-inline.c (expand_call_inline): When inlining a call to
4593 operator new, force the return value to go into a variable, and
4594 set DECL_NO_TBAA_P on that variable.
4595 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4597 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4600 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4601 DWARF2_DEBUGGING_INFO.
4602 (dwarf2out_note_section_used): Ditto. Add prototype.
4603 (have_multiple_function_sections, text_section_used,
4604 cold_text_section_used, *cold_text_sections): Move declarations
4607 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4609 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4610 field and add signal_ra.
4611 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4612 assignments to frame state pc. Move end of stack check after
4613 MD_FALLBACK_FRAME_STATE_FOR.
4614 (uw_update_context_1): Use frame state signal_regs if set, instead
4615 of checking signal_frame flag.
4616 (uw_update_context): Use frame state signal_ra if set.
4617 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4618 * config/xtensa/linux-unwind.h: New file.
4620 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4622 * modulo-sched.c (get_sched_window): Fix comment typo.
4624 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4626 PR tree-optimization/34648
4627 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4629 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4631 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4632 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4634 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4636 PR rtl-optimization/34400
4637 * df-core.c (df_worklist_dataflow_overeager,
4638 df_worklist_dataflow_doublequeue): New functions.
4639 (df_worklist_dataflow): Two different worklist solvers.
4640 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4643 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4646 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4647 and ftree-parallelize-loops.
4649 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4651 PR rtl-optimization/34826
4652 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4654 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4656 * global.c (find_reg): Mark the eh regs as used if necessary.
4657 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4658 * ra.h (struct allocno): no_eh_reg field added. Changed
4659 no_stack_reg type to bitfield.
4661 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4663 * tree.c (substitute_in_expr): Add missing 'break'.
4665 2008-01-17 Richard Guenther <rguenther@suse.de>
4667 PR tree-optimization/34825
4668 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4669 x / x as division to handle.
4671 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4673 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4674 "-pthread" is specified.
4675 * pa-hpux11.h (LIB_SPEC): Likewise.
4677 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4678 Peter Bergner <bergner@vnet.ibm.com>
4680 PR rtl-optimization/33796
4681 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4683 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4685 PR libgfortran/34699
4686 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4688 * pa-hpux10.h (LINK_SPEC): Likewise.
4689 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4691 2008-01-16 Richard Guenther <rguenther@suse.de>
4694 * fold-const.c (fold_convert_const_int_from_int): Do not
4695 set overflow if that occured only because of a sign extension
4696 change when converting from/to a sizetype with the same
4697 precision and signedness.
4699 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4702 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4703 location address to the correct place. Update copyright year.
4705 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4707 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4708 no dependences in the dependence_relations vector.
4710 2008-01-16 Jan Hubicka <jh@suse.cz>
4712 PR rtl-optimization/31396
4713 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4714 * cfg.c (dump_reg_info): Print it.
4715 * regs.h (struct reg_info_t): add freq_calls_crossed.
4716 (REG_FREQ_CALLS_CROSSED): New macro.
4717 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4718 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4719 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4720 regmove_optimize): Update call crossed frequencies.
4721 * local-alloc.c (struct qty): Add freq_calls_crossed.
4722 (alloc_qty): Copute freq_calls_crossed.
4723 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4724 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4725 * ra.h (struct allocno): Add freq_calls_crossed.
4727 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4729 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4730 libgomp when compiling with ftree-parallelize-loops.
4731 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4733 2008-01-16 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/34769
4736 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4737 * tree.c (int_cst_value): Instead make this function more
4738 permissive in what it accepts as valid input. Document this
4739 function always sign-extends the value.
4741 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4742 Richard Guenther <rguenther@suse.de>
4745 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4746 (gimple_fold_indirect_ref_rhs): ... this.
4747 (gimple_fold_indirect_ref): New function with foldings
4748 that preserve lvalueness.
4749 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4750 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4751 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4752 to fold an INDIRECT_REF, fall back to the old use of
4753 fold_indirect_ref_1.
4755 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4757 * tree-data-ref.c (subscript_dependence_tester_1): Call
4758 free_conflict_function.
4759 (compute_self_dependence): Same.
4761 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4764 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4765 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4767 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4768 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4769 for DWARF2_UNWIND_INFO targets.
4771 2008-01-16 Richard Guenther <rguenther@suse.de>
4774 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4775 type qualifiers for function types.
4777 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4779 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4780 loop_iterator li from previous commit.
4782 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4784 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4786 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4788 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4789 (parallelize_loops): Don't parallelize irreducible components.
4791 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4794 * c-opts (c_common_post_options): Do not enable CPP
4795 flag_pedantic_errors by default.
4797 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4799 PR rtl-optimization/31944
4800 * cse.c (remove_pseudo_from_table): New function.
4801 (merge_equiv_classes): Use above function to remove pseudo-registers.
4802 (invalidate): Likewise.
4804 2008-01-13 Richard Guenther <rguenther@suse.de>
4807 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4808 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4810 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4812 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4813 validate_change to unshare the source of the PC set.
4815 2008-01-12 Jan Hubicka <jh@suse.cz>
4818 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4819 references above array bounds. This might trigger bounds checks for
4822 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4824 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4825 new_replaceable_dependencies.
4827 2008-01-12 Doug Kwan <dougkwan@google.com>
4829 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4830 instead of OPT_Wreturn_type in warning due to ignored return type
4832 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4833 options included in -Wextra.
4834 * c.opt: New option -Wignored_qualifiers.
4835 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4836 -Wignore_qualifiers.
4837 (-Wignored-qualifiers): Document.
4838 (-Wreturn-type): Remove description of functionality now handled
4839 by -Wignored-qualifiers.
4841 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4844 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4845 NOP_EXPR if it is between integral types with the same precision.
4847 2008-01-12 Jan Hubicka <jh@suse.cz>
4850 * invoke.texi (max-inline-recursive-depth): Fix default value.
4852 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4854 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4857 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4859 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4861 2008-01-11 James E. Wilson <wilson@specifix.com>
4864 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4866 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4868 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4869 save/restore frame pointer register and don't use 'call-prologues'
4870 optimization in function with "OS_task" attribute.
4872 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4875 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4876 when copying to memory.
4878 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4880 PR rtl-optimization/30905
4881 * cfgcleanup.c: Include dce.h
4882 (crossjumps_occured): New global variable.
4883 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4884 If something changed, set crossjumps_occured to true.
4885 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4886 Don't add/remove fake edges to exit here...
4887 (cleanup_cfg): ...but do it here, when crossjumping.
4888 Run a fast DCE when successful crossjumps occured in the latest
4889 iteration of try_optimize_cfg.
4891 2008-01-11 Richard Guenther <rguenther@suse.de>
4893 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4894 (struct vn_unary_op_s): Likewise.
4895 (vn_reference_insert): Free old reference on hash collision.
4897 2008-01-10 Raksit Ashok <raksit@google.com>
4899 PR rtl-optimization/27971
4900 * combine.c (find_split_point): Split PLUS expressions which are
4901 inside a MEM rtx, and whose first operand is complex.
4903 2008-01-10 DJ Delorie <dj@redhat.com>
4905 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4906 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4907 (m32c_hard_regno_ok): Call the underlying function.
4909 2008-01-10 Richard Guenther <rguenther@suse.de>
4912 * tree-cfg.c (tree_merge_blocks): Do not go through the
4913 full-blown folding and stmt updating path if we just deal
4914 with virtual operands.
4915 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4916 test for abnormal SSA_NAMEs.
4918 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4921 * reload.c (push_reload): Add assertions. All constants from
4922 reg_equiv_constant should have been used for replacing the respective
4924 (find_reloads_address): Invoke find_reloads_address_part for
4925 constant taken from the reg_equiv_constant array.
4927 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4929 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4930 field (valnum) the first in the struct. Replace bools with
4933 2008-01-10 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/34651
4936 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4937 types and ordering for masking and converting.
4939 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4941 PR tree-optimization/34017
4942 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4943 also for PHI_NODE expressions.
4945 2008-01-09 Jan Hubicka <jh@suse.cz>
4947 PR tree-optimization/34708
4948 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4949 based on number of case labels.
4950 (init_inline_once): Remove switch_cost.
4951 * tree-inline.h (eni_weights_d): Remove switch_cost.
4953 2008-01-09 Richard Guenther <rguenther@suse.de>
4954 Andrew Pinski <andrew_pinski@playstation.sony.com>
4957 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4958 temporary if an rvalue is ok or an lvalue is not required.
4960 2008-01-09 Richard Guenther <rguenther@suse.de>
4963 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4966 2008-01-09 Richard Guenther <rguenther@suse.de>
4969 * tree.c (host_integerp): Check for sizetype only if the
4970 type is an integer type.
4972 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4975 * opts.c (decode_options): Disable inlining of functions called
4976 once if not in unit-at-a-time mode.
4978 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4980 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4982 2008-01-08 Richard Guenther <rguenther@suse.de>
4985 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4986 out early if the result will be unused.
4988 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4993 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4994 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4997 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4999 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5000 for vectorization tuned.
5002 2008-01-08 Richard Guenther <rguenther@suse.de>
5004 PR tree-optimization/34683
5005 * tree-ssa-operands.c (operand_build_cmp): Export.
5006 * tree-ssa-operands.h (operand_build_cmp): Declare.
5007 * tree-vn.c (vuses_compare): Remove.
5008 (sort_vuses): Use operand_build_cmp.
5009 (sort_vuses_heap): Likewise.
5010 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5011 to re-use old VEC if available. Do not sort already sorted VUSEs.
5012 (vdefs_to_vec): Do not sort already sorted VDEFs.
5014 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5017 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5019 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5022 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5023 limitations of reciprocal sequences on x86 targets.
5025 2008-01-08 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/34683
5028 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5030 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5033 * config/darwin.c (darwin_mergeable_string_section): Don't use
5034 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5036 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5040 negxf2. Macroize expander using X87MODEF mode iterator. Change
5041 predicates of op0 and op1 to register_operand.
5042 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5043 expander using X87MODEF mode iterator. Change predicates of
5044 op0 and op1 to register_operand.
5045 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5046 corresponding patterns and macroize using MODEF macro. Change
5047 predicates of op0 and op1 to register_operand and remove
5048 "m" constraint. Disparage "r" alternative with "!".
5049 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5050 macroize using X87MODEF macro. Change predicates of op0 and op1
5051 to register_operand and remove "m" constraint. Disparage "r"
5052 alternative with "!".
5053 (absneg splitter with memory operands): Remove.
5054 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5055 patterns and macroize using X87MODEF mode iterator.
5056 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5057 Change predicate of op1 to register_operand.
5058 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5059 for memory operands.
5061 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5063 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5065 2008-01-07 Richard Guenther <rguenther@suse.de>
5067 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5070 2008-01-07 Richard Guenther <rguenther@suse.de>
5072 PR tree-optimization/34683
5073 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5074 VOPs of the needed size to save memory. Use VEC_quick_push
5075 to save compile-time.
5076 (vdefs_to_vec): Likewise.
5078 2008-01-07 Sa Liu <saliu@de.ibm.com>
5080 * config/spu/spu.md (divdf3): Genetate inline code for double
5081 division. The implementation doesn't handle INF or NAN, therefore it
5082 only applies when -ffinite-math-only is given.
5084 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5087 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5088 * doc/cpp.texi ([Common Predefined Macros]): Document.
5090 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5092 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5093 order to use commutative addition instead of subtraction.
5095 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5096 Mircea Namolaru <namolaru@il.ibm.com>
5097 Vladimir Yanovsky <yanov@il.ibm.com>
5098 Revital Eres <eres@il.ibm.com>
5100 PR tree-optimization/34263
5101 * tree-outof-ssa.c (process_single_block_loop_latch,
5102 contains_tree_r): New functions.
5103 (analyze_edges_for_bb): Call process_single_block_loop_latch
5104 function to empty single-basic-block latch block if possible.
5106 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5110 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5112 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5114 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5116 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5118 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5120 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5122 PR tree-optimization/34618
5123 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5126 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5129 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5130 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5131 Update copyright year.
5133 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5134 Update copyright year.
5135 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5138 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5140 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5141 edge does not point to current bb before changing need_assert.
5143 2008-01-04 Richard Guenther <rguenther@suse.de>
5146 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5147 for verifying purposes if they are is_gimple_min_invariant.
5149 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5151 PR tree-optimization/34448
5152 PR tree-optimization/34465
5153 * gimplify.c (gimplify_init_constructor): Add new parameter
5154 notify_temp_creation. Use it.
5155 (gimplify_modify_expr_rhs): Take volatiles into account when
5156 optimizing constructors.
5157 Do not optimize constructors if gimplify_init_constructor will dump to
5159 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5160 * gcc.c-torture/compile/pr34448.c: New.
5162 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5164 PR gcov-profile/34609
5165 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5166 return_slot if result is TREE_ADDRESSABLE.
5168 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5170 * config/mips/mips.md (sqrt_condition): Tweak comment.
5171 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5173 2008-01-03 Tom Tromey <tromey@redhat.com>
5176 * c-common.c (c_type_hash): Handle VLAs.
5178 2008-01-03 Jan Hubicka <jh@suse.cz>
5180 PR tree-optimization/31081
5181 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5182 0 when inlining and not inlining to first basic block.
5183 (remap_decl): When var is initialized to 0, don't set default_def.
5184 (expand_call_inline): Set entry_bb.
5185 * tree-inline.h (copy_body_data): Add entry_bb.
5187 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5190 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5193 PR tree-optimization/29484
5194 * tree-inline.c (inline_forbidden_p_2): New function.
5195 (inline_forbidden_p): Disallow inlining if some static var
5196 has an address of a local LABEL_DECL in its initializer.
5197 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5200 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5202 PR tree-optimization/34635
5203 * tree-data-ref.c (add_other_self_distances): Make sure that the
5204 evolution step is constant.
5206 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5209 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5211 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5213 * tree-sra.c (scalarize_init): Insert the generate_element_init
5214 statements after the generate_element_zero statements.
5216 2008-01-02 Richard Guenther <rguenther@suse.de>
5220 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5221 for very large number of operands instead of ICEing.
5223 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5226 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5227 while stack probing.
5229 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5231 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5234 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5237 * tree-mudflap.c (mx_register_decls): Guard warning by
5238 !DECL_ARTIFICIAL check.
5240 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5242 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5243 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5244 sse5_perm<mode>): Fix constraints.