1 2008-03-31 Ian Lance Taylor <iant@google.com>
3 * tlink.c (scan_linker_output): Look for symbol name in single
6 2008-03-31 Jan Hubicka <jh@suse.cz>
8 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9 get_arg_pointer_save_area.
10 * expr.c (init_expr): Just clear out rtl.expr.
11 * function.c (free_after_compilation): Clear out whole RTL structure.
12 (get_func_frame_size): Merge into ...
13 (get_frame_size): ... this one.
14 (assign_stack_local_1): Merge into ...
15 (assign_stack_local): ... this one.
16 (expand_function_end): Update call of get_arg_pointer_save_area.
17 (get_art_pointer_save_area): Remove cfun argument.
18 * function.h (emit_status): regno_pointer_align does not need length
19 attribute. Move x_regno_reg_rtx to ...
20 (regno_reg_rtx): ... new global array.
21 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23 apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
24 (struct varasm_status): Move here from varasm.c
25 (struct rtl_data): New. Move here some fields from struct function.
26 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
27 frame_offset, stack_check_probe_note, arg_pointer_save_area,
28 used_temp_slots avail_temp_slots, temp_slot_level,
29 nonlocal_goto_handler_labels): Update accesstors.
30 (rtl): New global variable.
31 (struct function): Move some fileds to rtl_data.
32 (get_arg_pointer_save_area): Update prototype.
33 * emit-rtl.c (rtl): Declare.
34 (regno_reg_rtx): Declare.
35 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
36 (gen_reg_rtx): Update.
37 (init_virtual_regs): Do not tate emit_status argument.
38 (init_emit): Do not allocate emit.
39 * varasm.c (varasm_statuc): Move to function.h.
40 (n_deferred_constatns): Update accestor.
41 (init_varasm_status): Do not allocate varasm_status.
42 (force_const_mem, get_pool_size, output_constant_pool): Update.
43 * stmt.c (force_label_rtx): Do not use x_ prefixes.
44 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
46 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
48 PR rtl-optimization/35729
49 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
52 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
55 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
56 load/store if memory is unaligned.
57 (*movti_rex64): Likewise.
59 * config/i386/predicates.md (misaligned_operand): New.
61 2008-03-31 Andrew Pinski <pinskia@gmail.com>
64 * tree-ssa-phiopt.c (conditional_replacement): Return early for
67 2008-03-31 Jan Beulich <jbeulich@novell.com>
69 * config/ia64/constraints.md: Add 'j' constraint.
70 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
71 (movdi_internal): Likewise.
73 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
76 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
78 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
81 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
82 proper error message for the third argument on blendpd and
85 * config/i386/sse.md (blendbits): New.
86 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
88 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
90 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
92 2008-03-30 Richard Guenther <rguenther@suse.de>
95 * fold-const.c (fold_sign_changed_comparison): Do leave
96 conversions to base-types alone.
98 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
100 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
101 the link register if one altivec register is be saved.
103 2008-03-30 Ben Elliston <bje@au.ibm.com>
105 * final.c (final_scan_insn): Remove if (0) code.
107 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
109 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
111 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
113 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
114 of V4SFmode to ix86_binary_operator_ok.
116 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.c (override_options): Initialize
119 ix86_veclib_handler to ix86_veclibabi_svml when
120 -mveclibabi=svml is used.
121 (ix86_veclibabi_svml): New function for SVML ABI style
122 vectorization support.
123 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
125 2008-03-28 Rafael Espindola <espindola@google.com>
127 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
128 (tree_binary_nonnegative_warnv_p): Make it public.
129 (tree_single_nonnegative_warnv_p): Make it public.
130 (tree_invalid_nonnegative_warnv_p): Make it public.
131 (tree_unary_nonzero_warnv_p): Make it public.
132 (tree_binary_nonzero_warnv_p): Make it public
133 (tree_single_nonzero_warnv_p): Make it public.
134 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
135 (extract_range_from_binary_expr): Split the expr argument.
136 (extract_range_from_unary_expr): Split the expr argument.
137 (extract_range_from_comparison): Split the expr argument.
138 (extract_range_from_expr): Use the new aux functions.
139 (vrp_evaluate_conditional_warnv): Use
140 vrp_evaluate_conditional_warnv_with_ops.
141 * tree.h (tree_unary_nonzero_warnv_p): Declare.
142 (tree_binary_nonzero_warnv_p): Declare.
143 (tree_single_nonzero_warnv_p): Declare.
144 (tree_expr_nonzero_warnv_p): Declare.
145 (tree_unary_nonnegative_warnv_p): Declare.
146 (tree_binary_nonnegative_warnv_p): Declare.
147 (tree_single_nonnegative_warnv_p): Declare.
148 (tree_invalid_nonnegative_warnv_p): Declare.
150 2008-03-28 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/30317
153 PR tree-optimization/30911
154 PR tree-optimization/34793
155 * tree-vrp.c (set_and_canonicalize_value_range): New function.
156 (struct assert_locus_d): New member EXPR.
157 (register_new_assert_for): Add EXPR parameter to support
158 ASSERT_EXPR <name, expr OP limit>.
159 (register_edge_assert_for_1): Adjust callers.
160 (find_assert_locations): Likewise.
161 (process_assert_insertions_for): Build condition from expression.
162 (extract_range_from_assert): Handle ASSERT_EXPRs
163 of the form ASSERT_EXPR <name, expr OP limit>.
164 (register_edge_assert_for_2): New helper registering
165 asserts for comparisons. Recognize range tests of the form
166 (unsigned)i - CST1 OP CST2.
167 (register_edge_assert_for_1): Use it.
168 (register_edge_assert_for): Likewise.
169 (needs_overflow_infinity): Integer sub-types
170 do not need overflow infinities.
171 (vrp_val_is_max): The extreme values of integer sub-types
172 are those of the base type.
173 (vrp_val_is_min): Likewise.
174 * tree.def (ASSERT_EXPR): Document extra allowed conditional
177 2008-03-28 Nick Clifton <nickc@redhat.com>
179 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
180 Return GENERAL_REGS for stack adjustment reloads.
182 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
185 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
186 const_vector when all the vectors are constant.
188 2008-03-27 Bob Wilson <bob.wilson@acm.org>
190 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
192 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
193 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
195 (s<code>_sf): Use new scc_sf attribute for opcode names.
197 2008-03-27 Tom Tromey <tromey@redhat.com>
199 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
200 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
201 config/spu/t-spu-elf, config/i386/t-interix,
202 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
203 config/i386/x-darwin, config/i386/x-mingw32,
204 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
205 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
206 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
207 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
208 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
209 config/rs6000/x-darwin, config/rs6000/t-rs6000,
210 config/score/t-score-elf, config/arm/t-strongarm-pe,
211 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
212 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
213 Revert automatic dependency patch.
215 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
218 * config/i386/i386.c (ix86_function_arg_boundary): Align
219 decimal floating point to its natural boundary.
221 2008-03-27 Richard Guenther <rguenther@suse.de>
224 * fold-const.c (fold_comparison): Restrict distinct decl
225 comparison folding to VAR_DECLs and PARM_DECLs. Do not
226 solely rely on operand_equal_p.
228 2008-03-27 Richard Guenther <rguenther@suse.de>
231 * c-common.c (handle_weak_attribute): Reject combination of
234 2008-03-27 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/32810
237 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
238 conversions from DECL_INITIAL.
239 (fold_const_aggregate_ref): Likewise from constructor elements.
241 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
243 * tree-affine.h (aff_combination_expand): Declare.
244 (get_inner_reference_aff): Likewise.
245 * tree-affine.c (aff_combination_expand): Split out from
246 tree_to_aff_combination_expand.
247 (get_inner_reference_aff): New function.
248 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
249 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
250 (struct lim_aux_data): sm_done field removed.
251 (mem_ref_loc_p, mem_ref_locs_p): New types.
252 (struct mem_ref): Added id, stored, accesses_in_loop,
253 indep_loop, dep_loop, indep_ref, dep_ref fields.
254 Removed is_stored, locs and next fields.
255 (memory_accesses): New variable.
256 (movement_possibility): Do not allow moving statements
257 that store to memory.
258 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
260 (determine_max_movement): For statements with memory references,
261 find the outermost loop in that the reference is independent.
262 (move_computations_stmt): Mark the virtual operands for renaming.
263 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
264 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
265 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
266 add_vop_ref_mapping, create_vop_ref_mapping_loop,
267 create_vop_ref_mapping, analyze_memory_references,
268 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
269 get_all_locs_in_loop, ref_always_accessed_p,
270 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
271 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
272 store_motion_loop, store_motion): New functions.
273 (struct vop_to_refs_elt): New type.
274 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
275 memref_hash, memref_eq, hoist_memory_references): Rewritten.
276 (schedule_sm): Replaced by...
277 (execute_sm): ... this.
278 (determine_lsm_ref, hoist_memory_references,
279 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
280 find_more_ref_vops, free_mem_ref, free_mem_refs,
281 determine_lsm_loop, determine_lsm): Removed.
282 (tree_ssa_lim_finalize): Free data structures used by store motion.
283 (tree_ssa_lim): Call analyze_memory_references. Use
284 store_motion instead of determine_lsm.
286 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
288 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
289 rename tmake_file to m68hc11/t-m68hc11.
290 (mcore): Set inhibit_libc to true.
291 * config.host (alpha*-dec-*vms*): Set extra_programs.
292 (interix3*): Don't use host_xmake_file.
293 * configure.ac: Let config.gcc override inhibit_libc.
294 * configure: Regenerate.
296 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
297 * config/t-openbsd-thread: Remove commented out lines.
299 * config/x-interix: Remove.
301 * config/m68hc11/t-m68hc11-gas: Rename to...
302 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
304 * config/mcore/t-mcore: Remove T_CFLAGS.
305 * config/mcore/t-mcore-pe: Likewise.
307 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
309 * configure.ac: Replace custom __GNU_SOURCE test with
310 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
311 * aclocal.m4: Regenerate.
312 * configure: Regenerate.
313 * config.in: Regenerate.
315 2008-03-27 Richard Guenther <rguenther@suse.de>
317 * fold-const.c (target.h): Include.
318 (fold_comparison): Fold comparison of addresses of decls
319 that bind locally or of constants. Consolidate address folding code.
320 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
321 results from fold_binary_to_constant.
322 (compare_values_warnv): Likewise.
324 2008-03-27 Andrew Pinski <pinskia@gmail.com>
327 * fold-const.c (fold_truthop): Check for integeral types when folding
328 a == 0 && b == 0 and a != 0 || b != 0 .
330 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
332 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
334 2008-03-26 Andreas Schwab <schwab@suse.de>
336 * doc/invoke.texi: Fix use of @item vs. @itemx.
338 2008-03-26 Tom Tromey <tromey@redhat.com>
340 * Makefile.in (build/gensupport.o, build/print-rtl.o,
341 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
342 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
343 build/gencodes.o, build/genconditions.o, build/genconfig.o,
344 build/genconstants.o, build/genemit.o, build/genextract.o,
345 build/genflags.o, build/genmddeps.o, build/genopinit.o,
346 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
349 2008-03-26 Richard Guenther <rguenther@suse.de>
352 2008-03-26 Richard Guenther <rguenther@suse.de>
354 * fold-const.c (target.h): Include.
355 (fold_comparison): Fold comparison of addresses of two decls
356 that bind locally. Consolidate address folding code.
358 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
360 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
361 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
362 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
363 dconstsqrt2, dconstthird, dconste and/or dconst10.
364 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
365 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
366 dconstsqrt2, dconste): Delete.
367 (init_emit_once): Likewise. Simplify initializing dconstm1.
369 * real.c (get_real_const): New.
370 * real.h (dconst3, dconst10, dconstm2, dconstthird,
371 dconstsqrt2, dconste): Delete.
372 (real_value_const, get_real_const): New.
374 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
376 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
378 * config/i386/i386.c (ix86_function_arg_boundary): Check
379 BIGGEST_ALIGNMENT instead of 128.
380 (setup_incoming_varargs_64): Likewise.
382 2008-03-26 Tom Tromey <tromey@redhat.com>
384 * Makefile.in (DEPFILES): Add missing '/'.
386 2008-03-26 Richard Guenther <rguenther@suse.de>
388 * fold-const.c (target.h): Include.
389 (fold_comparison): Fold comparison of addresses of two decls
390 that bind locally. Consolidate address folding code.
392 2008-03-26 Nick Clifton <nickc@redhat.com>
395 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
396 not allow INT+INT as a legitimate addressing mode.
398 2008-03-26 Richard Guenther <rguenther@suse.de>
400 * tree-flow.h (widen_bitfield): Remove declaration.
401 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
402 (widen_bitfield): Remove function.
403 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
406 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
409 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
412 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
414 PR rtl-optimization/35232
415 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
416 (forget_old_reloads_1, forget_marked_reloads): Don't clear
417 reg_reloaded_call_part_clobbered here.
418 (reload_regs_reach_end_p): New function.
419 (reload_reg_rtx_for_input): New variable.
420 (reload_reg_rtx_for_output): Likewise.
421 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
422 when reassigning a pseudo register. Load reloadreg from
423 reload_reg_rtx_for_input, moving the mode and register
425 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
426 instead of the original when deciding whether an input reload
427 would be a no-op or whether an output reload can be deleted.
428 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
429 when setting up new_spill_reg_store. Load it from
430 reload_reg_rtx_for_output, moving the mode and register
432 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
433 instead of the original when deciding whether an output reload
434 would be a no-op. Do the same when modifying insn notes.
435 Use rtx_equal_p instead of == to compare the registers.
436 (inherit_piecemeal_p): Take a mode and two register numbers
438 (emit_reload_insns): Clear new_spill_reg_store for every hard
439 register in the reload register. Remove spill registers
440 from reg_reloaded_valid before considering whether to record
441 inheritance information for them. Use reload_reg_rtx_for_output
442 instead of reg_rtx when recording output reloads. Use
443 reload_reg_rtx_for_input instead of reg_rtx when recording
444 input reloads. Set or clear reg_reloaded_call_part_clobbered
445 at the same time as setting reg_reloaded_valid.
446 (delete_output_reload): Add a new_reload_reg parameter and use it
447 instead of rld[j].reg_rtx.
448 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
451 2008-03-25 Tom Tromey <tromey@redhat.com>
453 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
454 (build/genattr.o): Likewise.
455 (build/genattrtab.o): Likewise.
456 (build/gencodes.o): Likewise.
457 (build/genconfig.o): Likewise.
458 (build/genconstants.o): Likewise.
459 (build/genemit.o): Likewise.
460 (build/genextract.o): Likewise.
461 (build/genflags.o): Likewise.
463 2008-03-25 Bob Wilson <bob.wilson@acm.org>
465 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
466 instead of size_int for integer types.
467 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
468 to match type of MINUS_EXPR.
470 2008-03-25 Tom Tromey <tromey@redhat.com>
472 * configure: Rebuilt.
473 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
476 2008-03-25 Tom Tromey <tromey@redhat.com>
478 * config/x-solaris (host-solaris.o): Update.
479 * config/x-linux (host-linux.o): Update.
480 * config/x-hpux (host-hpux.o): Update.
481 * config/x-darwin (host-darwin.o): Update.
482 * config/v850/t-v850e (v850-c.o): Update.
483 * config/v850/t-v850 (v850-c.o): Update.
484 * config/t-vxworks (vxworks.o): Update.
485 * config/t-sol2 (sol2-c.o, sol2.o): Update.
486 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
487 * config/spu/t-spu-elf (spu-c.o): Update.
489 * config/sh/t-symbian (sh-c.o): Update.
491 * config/sh/t-sh (sh-c.o): Update.
492 * config/score/t-score-elf (score7.o, score3.o): Update.
493 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
494 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
495 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
496 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
498 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
499 * config/m32c/t-m32c (m32c-pragma.o): Update.
500 * config/ia64/t-ia64 (ia64-c.o): Update.
501 * config/i386/x-mingw32 (host-mingw32.o): Update.
502 * config/i386/x-i386 (driver-i386.o): Update.
503 * config/i386/x-darwin (host-i386-darwin.o): Update.
504 * config/i386/x-cygwin (host-cygwin.o): Update.
505 * config/i386/t-nwld (nwld.o): Update.
506 * config/i386/t-netware (netware.o): Update.
507 * config/i386/t-interix (winnt.o): Update.
508 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
509 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
510 msformat-c.o): Update.
511 * config/bfin/t-bfin-linux (generated_files): Add
512 linux-sysroot-suffix.h.
513 * config/arm/t-wince-pe (pe.o): Update.
514 * config/arm/t-strongarm-pe (pe.o): Update.
515 * config/arm/t-pe (pe.o): Update.
516 * config/arm/t-arm (arm-c.o): Update.
517 * doc/install.texi (Prerequisites): Require make 3.80.
518 * Makefile.in: Remove .o targets.
519 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
520 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
521 (simple_generated_h, simple_generated_c): Move earlier.
522 (generated_files): New variable.
523 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
524 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
525 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
526 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
527 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
528 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
529 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
530 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
531 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
532 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
533 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
534 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
536 (COMPILE.base, COMPILE): New variables.
537 (%.o): New pattern rule.
538 (ALL_HOST_OBJS): New variable.
539 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
540 (dummy-checksum.o, cc1-checksum.o): Remove.
541 (DRIVER_SHLIB): New variable.
542 (DRIVER_DEFINES): Use it.
543 (gencondmd.c): Move out of build/.
544 (s-conditions): Update.
545 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
546 (ALL_BUILD_OBJS): Likewise.
547 (build/%.o): Use BUILDCOMPILE.
548 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
549 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
550 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
551 build/gencheck.o, build/gencodes.o, build/genconditions.o,
552 build/genconfig.o, build/genconstants.o, build/genemit.o,
553 build/genextract.o, build/genflags.o, build/genmddeps.o,
554 build/genopinit.o, build/genoutput.o, build/genpeep.o,
555 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
556 build/gen-protos.o, build/scan.o, build/fix-header.o,
557 build/scan-decls.o): Simplify.
558 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
559 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
560 prefix.o, toplev.o): Reduce to variable setting.
561 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
562 ($(out_object_file), gcc-options.o): New targets.
563 ($(ALL_HOST_OBJS)): New target. Include dependency files.
564 * configure: Rebuilt.
565 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
566 * doc/sourcebuild.texi (Front End Directory): Document new variable.
568 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
570 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
571 complain when we hit an error, return ERROR_MARK_NODE.
573 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
575 * config/sh/constraints.md (Pso, Psz): New constraints.
576 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
577 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
579 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
581 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
582 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
584 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
586 * config/sh/sh.md (prefetch): Add condition for SH2A target.
587 (prefetch_sh2a): New.
589 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
590 Naveen.H.S <naveen.hs@kpitcummins.com>
592 * config/sh/constraints.md (I28): New constraint.
593 * config/sh/sh.c (broken_move): Add support for movi20s.
594 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
596 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
597 Jayant Sonar <Jayant.sonar@kpitcummins.com>
598 Naveen.H.S <naveen.hs@kpitcummins.com>
600 * config/sh/sh.c (SH_ATTRIBUTES): Define.
601 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
602 (print_operand): Handle resbank in %@ operand code.
603 (sh_encode_section_info): New.
604 (push_regs): Add conditions for resbank.
605 (sh_expand_epilogue): Likewise.
606 (sh_insert_attributes): Likewise.
607 (sh_attribute_table): Likewise.
608 (sh_handle_resbank_handler_attribute): New.
609 (sh2a_handle_function_vector_handler_attribute): New.
610 (sh2a_is_function_vector_call): New.
611 (sh2a_get_function_vector_number): New.
612 (sh2a_function_vector_p): New.
613 (sh_cfun_resbank_handler_p): New.
614 * config/sh/sh.md (calli): Emit jsr/n if possible.
615 (calli_tbr_rel): New.
616 (calli_pcrel): Emit jsr/n if possible.
617 (return_i): Emit rts/n if possible.
618 (call_valuei_tbr_rel): New.
619 (call_valuei_pcrel): Add condition for SH2A target.
620 (call_value): Likewise.
621 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
622 (sh2a_get_function_vector_number): Likewise.
623 (sh2a_is_function_vector_call): Likewise.
624 * doc/extend.texi: Document TBR relative addressing of SH2A.
625 (resbank): Add description for SH2A.
627 2008-03-24 Richard Guenther <rguenther@suse.de>
630 * gimplify.c (gimplify_modify_expr): For frontend type-correct
631 pointer assignments change conversions according to middle-end rules.
632 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
633 * configure.ac: Include type checking in yes.
634 * configure: Regenerate.
636 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
638 * diagnostic.c (diagnostic_count_diagnostic): Delete.
639 (diagnostic_report_diagnostic): Update. Handle ICEs here.
641 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
643 * gthr-vxworks.h (UNUSED): Define.
645 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
647 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
649 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
651 * doc/extend.texi (Function Attributes): Add missing comma in the
652 example of the "alloc_size" attribute.
654 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
657 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
659 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
662 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
665 * stor-layout.c (update_alignment_for_field): Set minimum alignment
666 of the underlying type of a MS bitfield layout to the natural
667 alignment of the type.
669 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
671 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
672 to their natural alignment to avoid store forwarding stalls.
674 2008-03-22 Richard Guenther <rguenther@suse.de>
676 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
677 For PHI nodes verify the address is invariant.
678 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
679 (get_symbol_constant_value): Use is_gimple_min_invariant.
680 (maybe_fold_stmt_indirect): Likewise.
682 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
684 PR rtl-optimization/33927
685 * Makefile.in (dse.o): Depend on $(TM_P_H).
686 * expr.h (extract_low_bits): Declare.
687 * expmed.c (extract_low_bits): New function.
688 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
689 * dse.c: Include tm_p.h.
690 (find_shift_sequence): Remove the read_reg argument and return the
691 read value. Emit the instructions instead of returning them.
692 Iterate on new_mode rather than calculating it each time.
693 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
694 source to NEW_MODE and extract_low_bits to convert the shifted
696 (replace_read): Allow the load and store to have different mode
697 classes. Use extract_low_bits when SHIFT == 0. Create the shift
698 or extraction instructions before trying the replacement. Update
699 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
701 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
704 to their natural alignment to avoid store forwarding stalls.
706 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
709 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
710 encouraging but not allowing gprs for input;
711 change the input constraint to !f#r.
712 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
714 change the output constraint to !f#r.
716 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
720 corresponding post-reload splitters.
721 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
722 when x87 FP math is selected.
723 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
724 New function prototype.
725 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
726 unreachable function to ease macroization of insn patterns.
728 2008-03-21 Martin Jambor <mjambor@suse.cz>
730 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
731 reference dumps if ddr is NULL or dependence is unknown.
733 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
735 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
736 unsigned extension into account.
737 (ATOMIC_COMPARE_AND_SWAP): Likewise.
738 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
739 Do computations on a scratch register.
741 2008-03-21 Richard Guenther <rguenther@suse.de>
743 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
744 Use is_gimple_min_invariant instead of TREE_INVARIANT.
745 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
746 * tree-ssa-dom.c (record_equality): Likewise.
747 * tree-inline.c (copy_body_r): Likewise.
748 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
751 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
753 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
754 as 'delete_unused' argument.
756 2008-03-20 Richard Guenther <rguenther@suse.de>
758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
759 special casing of constant qualifiers.
760 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
761 care about them in general.
762 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
763 regardless of their type.
764 (fold_stmt_r): Forcefully fold *& if we end up with that.
766 2008-03-20 Paul Brook <paul@codesourcery.com>
768 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
769 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
771 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
773 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
774 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
776 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
778 * common.opt (Wmudflap): New option.
779 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
780 (mx_register_decls): Likewise.
781 (mudflap_finish_file): Likewise.
782 * doc/invoke.texi: Document -Wno-mudflap.
784 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
786 * c-format.c (replace_format_name_to_system_name): New.
788 (convert_format_name_to_system_name): New.
789 (decode_format_attr): Add use of convert_format_name_to_system_name.
790 (format_types_orig): Add gnu_ prefix to names.
791 (check_format_info_main): Special treating of \0 escaped names for
792 supporting multi-character format specifiers as I32, I64.
793 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
794 (gnu_target_overrides_format_attributes): New.
795 * c-format.h: Add structure target_ovr_attr to hold
796 system specific formatter names.
797 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
798 msformat-c.o file to c_target_objs and cxx_target_objs.
799 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
800 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
801 (TARGET_N_FORMAT_TYPES): New.
802 * config/i386/msformat-c.c: New.
803 * config/i386/t-cygming: Add build rule for msformat-c.o.
804 * doc/extend.texi: Add new format names gnu_* and ms_* and
806 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
808 2008-03-20 Ira Rosen <irar@il.ibm.com>
810 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
811 optimizations turned on under -O3.
812 (ftree-vectorize): Add that the flag is turned on with -O3.
814 2008-03-20 Ben Elliston <bje@au.ibm.com>
816 * regmove.c (try_auto_increment): Fix spelling error in comment.
817 * final.c (final_scan_insn): Likewise.
819 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
822 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
823 allocator preferences for "y" and "r" class registers.
824 ("*mov<mode>_internal"): Ditto.
825 ("*movv2sf_internal_rex64"): Ditto.
826 ("*movv2sf_internal"): Ditto.
828 2008-03-19 Michael Matz <matz@suse.de>
831 * calls.c (expand_call): Check overlap of arguments with call
832 address for sibcalls.
834 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
837 * stor-layout.c (update_alignment_for_field): Set minimum alignment
838 of the underlying type of a MS bitfield layout to the natural
839 alignment of the type.
841 2008-03-19 Jan Hubicka <jh@suse.cz>
844 * toplev.c (decode_d_option): Handle all CPP flags.
845 * tree-vrp.c: Update tree_pass descriptors.
846 * regrename.c: Update tree_pass descriptors.
847 * fwprop.c: Update tree_pass descriptors.
848 * doc/invoke.texi: Remove documentation of dropped -d? flags.
849 * tree-into-ssa.c: Update tree_pass descriptors.
850 * tree-dump.c: Update tree_pass descriptors.
851 * tree-complex.c: Update tree_pass descriptors.
852 * tree-dump.h: Update tree_pass descriptors.
853 * see.c: Update tree_pass descriptors.
854 * cgraphbuild.c: Update tree_pass descriptors.
855 * tracer.c: Update tree_pass descriptors.
856 * tree-loop-distribution.c: Update tree_pass descriptors.
857 * cgraph.c: Update tree_pass descriptors.
858 * postreload-gcse.c: Update tree_pass descriptors.
859 * postreload.c: Update tree_pass descriptors.
860 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
861 * tree-tailcall.c: Update tree_pass descriptors.
862 * tree-pass.h (tree_opt_pass): Rename to ...
863 (opt_pass) ... this one; add "type" field and remove letter field.
864 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
865 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
866 all_lowering_passes): Update declaration.
867 * ipa-cp.c: Update tree_pass descriptors.
868 * final.c: Update tree_pass descriptors.
869 * omp-low.c: Update tree_pass descriptors.
870 * tree-ssa-dse.c: Update tree_pass descriptors.
871 * ipa-reference.c: Update tree_pass descriptors.
872 * tree-ssa-uncprop.c: Update tree_pass descriptors.
873 * auto-inc-dec.c: Update tree_pass descriptors.
874 * reorg.c: Update tree_pass descriptors.
875 * cgraphunit.c: Update tree_pass descriptors.
876 * tree-ssa-copyrename.c: Update tree_pass descriptors.
877 * tree-ssa-ccp.c: Update tree_pass descriptors.
878 * df-core.c: Update tree_pass descriptors.
879 * mode-switching.c: Update tree_pass descriptors.
880 * tree-nomudflap.c: Update tree_pass descriptors.
881 * modulo-sched.c: Update tree_pass descriptors.
882 * ipa-pure-const.c: Update tree_pass descriptors.
883 * cse.c: Update tree_pass descriptors.
884 * web.c: Update tree_pass descriptors.
885 * tree-stdarg.c: Update tree_pass descriptors.
886 * tree-ssa-math-opts.c: Update tree_pass descriptors.
887 * tree-ssa-dom.c: Update tree_pass descriptors.
888 * tree-nrv.c: Update tree_pass descriptors.
889 * tree-ssa-alias.c: Update tree_pass descriptors.
890 * loop-init.c: Update tree_pass descriptors.
891 * gimple-low.c: Update tree_pass descriptors.
892 * ipa-inline.c: Update tree_pass descriptors.
893 * tree-ssa-sink.c: Update tree_pass descriptors.
894 * global.c: Update tree_pass descriptors.
895 * ifcvt.c: Update tree_pass descriptors.
896 * jump.c: Update tree_pass descriptors.
897 * predict.c: Update tree_pass descriptors.
898 * tree-ssa-loop.c: Update tree_pass descriptors.
899 * recog.c: Update tree_pass descriptors.
900 * dse.c: Update tree_pass descriptors.
901 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
902 * tree-eh.c: Update tree_pass descriptors.
903 * regmove.c: Update tree_pass descriptors.
905 * function.c: Update tree_pass descriptors.
906 * tree-vectorizer.c: Update tree_pass descriptors.
907 * gcse.c: Update tree_pass descriptors.
908 * ipa-type-escape.c: Update tree_pass descriptors.
909 * tree-if-conv.c: Update tree_pass descriptors.
910 * init-regs.c: Update tree_pass descriptors.
911 * ipa.c: Update tree_pass descriptors.
912 * tree-ssa-phiopt.c: Update tree_pass descriptors.
913 * rtl-factoring.c: Update tree_pass descriptors.
914 * lower-subreg.c: Update tree_pass descriptors.
915 * bt-load.c: Update tree_pass descriptors.
916 * tree-dfa.c: Update tree_pass descriptors.
917 * except.c: Update tree_pass descriptors.
918 * emit-rtl.c: Update tree_pass descriptors.
919 * cfgexpand.c: Update tree_pass descriptors.
920 * tree-cfgcleanup.c: Update tree_pass descriptors.
921 * cfgcleanup.c: Update tree_pass descriptors.
922 * tree-ssa-pre.c: Update tree_pass descriptors.
923 * tree-sra.c: Update tree_pass descriptors.
924 * tree-mudflap.c: Update tree_pass descriptors.
925 * tree-ssa-copy.c: Update tree_pass descriptors.
926 * cfglayout.c: Update tree_pass descriptors.
927 * tree-ssa-forwprop.c: Update tree_pass descriptors.
928 * tree-ssa-dce.c: Update tree_pass descriptors.
929 * tree-ssa.c: Update tree_pass descriptors.
930 * regclass.c: Update tree_pass descriptors.
931 * integrate.c: Update tree_pass descriptors.
932 * tree-optimize.c: Update tree_pass descriptors.
933 * tree-ssa-phiprop.c: Update tree_pass descriptors.
934 * tree-object-size.c: Update tree_pass descriptors.
935 * combine.c: Update tree_pass descriptors.
936 * tree-outof-ssa.c: Update tree_pass descriptors.
937 * bb-reorder.c: Update tree_pass descriptors.
938 * stack-ptr-mod.c: Update tree_pass descriptors.
939 * var-tracking.c: Update tree_pass descriptors.
940 * tree-profile.c: Update tree_pass descriptors.
941 * tree-vect-generic.c: Update tree_pass descriptors.
942 * reg-stack.c: Update tree_pass descriptors.
943 * sched-rgn.c: Update tree_pass descriptors.
944 * tree-ssa-structalias.c: Update tree_pass descriptors.
945 * tree-cfg.c: Update tree_pass descriptors.
946 * passes.c (current_pass): Update declaration.
947 (finish_optimization_passes): Update.
948 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
949 (register_one_dump_file, register_dump_files_1, next_pass_1):
951 (init_optimization_passes): Update handling of new types.
952 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
953 * ipa-struct-reorg.c: Update tree_pass descriptors.
954 * tree-ssa-reassoc.c: Update tree_pass descriptors.
955 * combine-stack-adj.c: Update tree_pass descriptors.
956 * cfgrtl.c: Update tree_pass descriptors.
957 * dce.c: Update tree_pass descriptors.
958 * tree-ssanames.c: Update tree_pass descriptors.
960 2008-03-19 Richard Guenther <rguenther@suse.de>
963 * tree-ssa.c (walk_data): New structure.
964 (warn_uninitialized_var): If not always_executed warn with "maybe"
966 (execute_early_warn_uninitialized): Compute post-dominators.
967 Initialize always_executed before processing each basic block.
969 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
972 * config/i386/i386.c (x86_this_parameter): Calculate correct location
973 of "this" pointer when "regparm = N" or "fastcall" is in effect.
975 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
977 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
979 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
981 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
983 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
984 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
985 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
986 target after ignore has been set, and move there also the commputation
987 of subtarget and original_target.
988 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
989 (LANG_HOOKS_INITIALIZER): Remove it.
990 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
992 2008-03-18 Richard Guenther <rguenther@suse.de>
994 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
995 found an expression with constants, note that in the VN for the lhs.
996 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
997 fold them to constants if possible. Run cleanup_cfg if done so.
998 (execute_pre): Return todo.
1000 (execute_fre): Likewise.
1001 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1003 (get_prop_source_stmt): Look through pointer conversions.
1005 2008-03-18 Jan Hubicka <jh@suse.cz>
1007 * tree-pretty-print.c: Include predict.h.
1008 (dump_generic_node): Dump predictor.
1009 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1010 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1011 * gimple-low.c (lower_stmt): Likewise.
1012 * expr.c (expand_expr_real): Likewise.
1013 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1015 (build_predict_expr, build_predict_expr): New.
1016 * predict.h (predictor_name, build_predict_expr): Update.
1017 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1018 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1019 * predict.def (PRED_CONTINUE): Update hitrate.
1020 * tree.def (PREDICT_EXPR): Define.
1021 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1022 do not handle BIND_EXPR.
1023 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1024 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1025 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1028 2008-03-18 Michael Matz <matz@suse.de>
1030 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1032 2008-03-18 Richard Guenther <rguenther@suse.de>
1034 * tree-gimple.h (is_gimple_invariant_address): Declare.
1035 (is_gimple_constant): Likewise.
1036 * tree-gimple.c (is_gimple_constant): New function.
1037 (is_gimple_invariant_address): Likewise.
1038 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1039 and is_gimple_invariant_address.
1040 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1042 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1043 an addressable base.
1045 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1048 * gimplify.c (gimplify_expr): Gimplify second operand of
1051 2008-03-17 Richard Guenther <rguenther@suse.de>
1053 PR tree-optimization/19637
1054 * fold-const.c (fold_unary): Remove restrictions of removing
1055 intermediate pointer-conversions (P2)(P1)P0.
1056 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1057 conversion to void pointer.
1058 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1060 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1063 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1064 emulated thread local variables.
1066 2008-03-16 Richard Guenther <rguenther@suse.de>
1069 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1070 expand TREE_INVARIANT operations that are not gimple invariant.
1072 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1074 * doc/extend.texi (Alignment): Say that the ABI controls
1075 the __alignof__ for non-strict-alignment targets rather
1076 than being a recommendation.
1078 2008-03-15 Paul Brook <paul@codesourcery.com>
1080 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1082 (arm_output_fn_unwind): Mark functions that can not be unwound.
1084 2008-03-15 Paul Brook <paul@codesourcery.com>
1086 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1087 extension instructions.
1089 2008-03-15 Richard Guenther <rguenther@suse.de>
1091 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1092 and fold constant aggregate refs.
1093 (fold_const_aggregate_ref): Handle string constants
1094 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1095 (evaluate_stmt): Simplify now that ccp_fold folds constant
1098 2008-03-15 Paul Brook <paul@codesourcery.com>
1100 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1101 (extzv): Use gen_extzv_t2.
1102 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1104 2008-03-15 Richard Guenther <rguenther@suse.de>
1106 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1107 (fold_const_aggregate_ref): Likewise.
1108 (get_value): Return NULL if we don't have any values.
1109 (ccp_finalize): Set const_val to NULL after freeing it.
1110 * tree-flow.h (get_symbol_constant_value): Declare.
1111 (fold_const_aggregate_ref): Likewise.
1112 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1114 2008-03-15 Richard Guenther <rguenther@suse.de>
1117 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1118 to not produce negative array indices if not allowed. Add
1119 parameter to indicate that.
1120 (maybe_fold_offset_to_component_ref): Allow negative array
1121 indices only for the first member of a structure.
1122 (maybe_fold_offset_to_reference): Allow negative array indices.
1123 (maybe_fold_stmt_addition): Likewise.
1125 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1126 Anatoly Sokolov <aesok@post.ru>
1128 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1129 (avr_arch): Add ARCH_AVR6.
1130 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1131 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1132 instead of fixed value 2.
1133 (print_operand_address): Use gs() asm specifier instead of pm().
1134 (avr_assemble_integer): (Ditto.).
1135 (avr_output_addr_vec_elt): (Ditto.).
1136 (print_operand): Handle "!" code.
1137 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1138 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1139 (AVR_HAVE_EIJMP_EICALL): Define.
1140 (AVR_3_BYTE_PC): Redefine.
1141 (AVR_2_BYTE_PC): (Ditto.).
1142 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1143 (LINK_SPEC): Add atmega2560 and atmega2561.
1144 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1146 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1147 for 3 byte PC devices.
1148 (call_value_insn): (Ditto.).
1149 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1150 (indirect_jump): Use only for for 2 byte PC devices.
1151 (*tablejump): (Ditto.).
1152 (*indirect_jump_avr6): Add insn.
1153 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1154 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1155 instead of ijmp for 3 byte PC devices.
1156 (__tablejump2__): (Ditto.).
1157 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1158 (MULITLIB_DIRNAMES): (Ditto.).
1159 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1161 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1164 "sse2_umulsidi3". Use V1DI mode for operand 0.
1165 ("mmx_psadbw"): Use V1DI mode for operand 0.
1166 * config/i386/i386-modes.def (V1SI): New vector mode.
1167 * config/i386/i386.c (struct builtin_description)
1168 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1169 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1170 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1171 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1172 v1di_ftype_v8qi_v8qi type.
1173 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1175 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1176 __builtin_ia32_pmuludq]: Fix the mode of return value.
1178 2008-03-15 Richard Guenther <rguenther@suse.de>
1181 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1184 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1186 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1187 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1188 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1189 unless TARGET_SERIALIZE_VOLATILE is enabled.
1190 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1191 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1192 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1194 2008-03-14 Richard Guenther <rguenther@suse.de>
1196 PR tree-optimization/34172
1197 * tree-flow.h (refs_may_alias_p): Declare.
1198 (get_single_def_stmt): Likewise.
1199 (get_single_def_stmt_from_phi): Likewise.
1200 (get_single_def_stmt_with_phi): Likewise.
1201 * tree-dfa.c (refs_may_alias_p): New function.
1202 (get_single_def_stmt): Likewise.
1203 (get_single_def_stmt_from_phi): Likewise.
1204 (get_single_def_stmt_with_phi): Likewise.
1205 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1206 (vn_reference_lookup_1): New helper function.
1207 (vn_reference_lookup): Walk the virtual use-def chain to
1208 continue searching for a match if the def does not alias the
1209 reference we are looking for.
1211 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1213 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1214 archive and Perzl. Update The Written Word listing.
1216 2008-03-14 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/34043
1219 PR tree-optimization/33989
1220 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1222 (bitmap_find_leader): Use extra argument to verify dominance
1223 relationship inside a basic-block.
1224 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1225 (find_leader_in_sets): Adjust.
1226 (create_component_ref_by_pieces): Take extra argument for
1227 dominance check, handle lookup failures.
1228 (find_or_generate_expression): Likewise.
1229 (create_expression_by_pieces): Likewise.
1230 (insert_into_preds_of_block): Adjust.
1231 (create_value_expr_from): If asked for, verify all operands
1232 are in the blocks AVAIL_OUT set.
1233 (make_values_for_stmt): Check for SSA_NAMEs that are life
1234 over an abnormal edge.
1235 (compute_avail): Remove such check.
1236 (do_SCCVN_insertion): New function.
1237 (eliminate): If we do not find a leader suitable for replacement
1238 insert a replacement expression from SCCVN if available.
1239 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1240 (struct vn_ssa_aux): Add needs_insertion flag.
1241 * tree-ssa-sccvn.c (may_insert): New global flag.
1242 (copy_reference_ops_from_ref): Value-number union member access
1243 based on its size, not type and member if insertion is allowed.
1244 (visit_reference_op_load): For a weak match from union type
1245 punning lookup a view-converted value and insert a SSA_NAME
1246 for that value if that is not found.
1247 (visit_use): Make dumps shorter. Do not disallow value numbering
1248 SSA_NAMEs that are life over an abnormal edge to constants.
1249 (free_scc_vn): Release inserted SSA_NAMEs.
1250 (run_scc_vn): New flag to specify whether insertion is allowed.
1251 Process SSA_NAMEs in forward order.
1252 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1253 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1254 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1255 pointer type to/from integral types that do not change the
1256 precision to regular conversions.
1258 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1260 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1261 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1262 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1263 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1264 input arguments and the mode of return value. Built-in functions
1265 that operate on whole 64-bit MMX register now use V1DI mode.
1267 2008-03-13 Alon Dayan <alond@il.ibm.com>
1268 Olga Golovanevsky <olga@il.ibm.com>
1270 PR tree-optimization/35041
1271 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1272 to locate the right position in a statement.
1274 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/xmmintrin.h: Change all static inline functions to
1279 extern inline and add __gnu_inline__ attribute.
1280 * config/i386/bmintrin.h: Ditto.
1281 * config/i386/smmintrin.h: Ditto.
1282 * config/i386/tmmintrin.h: Ditto.
1283 * config/i386/mmintrin-common.h: Ditto.
1284 * config/i386/ammintrin.h: Ditto.
1285 * config/i386/emmintrin.h: Ditto.
1286 * config/i386/pmmintrin.h: Ditto.
1287 * config/i386/mmintrin.h: Ditto.
1288 * config/i386/mm3dnow.h: Ditto.
1290 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1293 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1294 (lower_omp_2): New function.
1295 (lower_omp_1, lower_omp): Rewritten.
1297 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1300 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1301 with the phrase "Microsoft Windows compilers".
1302 (Push/Pop Macro Pragmas): New subsection. Document
1303 #pragma push_macro and pragma pop_macro.
1305 2008-03-12 Paul Brook <paul@codesourcery.com>
1307 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1309 2008-03-12 Paul Brook <paul@codesourcery.com>
1311 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1312 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1313 (thumb2_addsi_shortim): Rename ...
1314 (thumb2_addsi_short): ... to this. Allow register operands.
1315 (thumb2_subsi_short): New pattern.
1316 (thumb2_one_cmplsi2_short,
1317 thumb2_negsi2_short): New patterns and peepholes.
1319 2008-03-12 Paul Brook <paul@codesourcery.com>
1321 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1323 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1325 * config/i386/i386.md (int_cond): New code iterator.
1327 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1328 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1329 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1330 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1331 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1332 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1333 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1334 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1336 2008-03-12 Paul Brook <paul@codesourcery.com>
1338 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1339 instead of {arm,thumb}_compute_save_reg_mask.
1340 (output_return_instruction): Ditto.
1341 (thumb_unexpanded_epilogue): Ditto.
1342 (thumb1_expand_prologue): Ditto.
1343 (thumb1_output_function_prologue): Ditto.
1344 (arm_set_return_address): Ditto.
1345 (thumb_set_return_address): Ditto.
1346 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1347 regs to achieve stack alignment.
1348 (thumb1_compute_save_reg_mask): Fix compiler warning.
1349 (arm_output_epilogue): Use offsets->saved_regs_mask.
1350 Adjust stack pointer by poping call clobered registers.
1351 (arm_expand_prologue): Use offsets->saved_regs_mask.
1352 Adjust stack pointer by pushing extra registers.
1353 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1355 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1358 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1359 conversion to the operands of a multiplication.
1361 2008-03-12 Richard Guenther <rguenther@suse.de>
1363 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1364 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1365 * timevar.def (TV_TREE_PHIPROP): Add.
1366 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1367 pass description. Use TV_TREE_PHIPROP.
1368 * tree-ssa-forwprop.c: Remove phiprop code.
1370 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1373 * omp-low.c (maybe_lookup_decl): Constify first argument.
1374 (use_pointer_for_field): Change last argument from bool to
1375 omp_context *. Disallow shared copy-in/out in nested
1376 parallel if decl is shared in outer parallel too.
1377 (build_outer_var_ref, scan_sharing_clauses,
1378 lower_rec_input_clauses, lower_copyprivate_clauses,
1379 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1381 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1382 Ira Rosen <irar@il.ibm.com>
1384 * tree-vectorizer.c (free_stmt_vec_info): New function.
1385 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1386 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1387 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1388 * tree-vect-transform.c (vectorizable_conversion): Free
1389 vec_oprnds0 if it was allocated.
1390 (vect_permute_store_chain): Remove unused VECs.
1391 (vectorizable_store): Free VECs that are allocated in the..
1393 (vect_transform_strided_load, vectorizable_load): Likewise.
1394 (vect_remove_stores): Simplify the code.
1395 (vect_transform_loop): Move code to vect_remove_stores().
1396 Call vect_remove_stores() and free_stmt_vec_info().
1398 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1400 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1401 TARGET_HPUX. Revise comment.
1402 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1403 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1404 Use sr4 variant of `be' instruction when not generating PIC code.
1405 (attr_length_call): Adjust for above change.
1407 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1409 * ipa-reference.c (static_execute): Remove module_statics_const and
1410 associated setting code.
1412 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1416 predicate for operand 1.
1417 (paritysi2_cmp): Use register_operand predicate for operand 2.
1418 Use earlyclobber modifier for operand 1. Remove support for
1420 (paritydi2_cmp): Use register_operand predicate for operand 3.
1421 Use earlyclobber modifier for operand 1. Remove support for
1424 2008-03-11 Paul Brook <paul@codesourcery.com>
1425 Vladimir Prus <vladimir@codesourcery.com>
1427 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1428 (arm_compute_save_reg0_reg12_mask): Always
1429 check if register 11 must be saved. Always safe hard frame pointer
1430 when frame_pointer_needeed.
1431 (arm_compute_save_reg_mask): Save IP and PC
1432 only with apcs frames.
1433 (arm_output_epilogue): Adjust Thumb2 codepath to
1434 be also invoked and work for ARM non-apcs frames.
1435 (arm_expand_prologue): Don't bother saving IP
1436 for non-apcs frame, since it's not clobbered by
1437 prologue code. Implement non-apcs frame
1440 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1442 PR rtl-optimization/35281
1443 * expr.c (convert_move): Use a new pseudo for the intermediate
1444 from_mode->word_mode result.
1446 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1448 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1449 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1450 * toplev.c (compile_file): Don't call it.
1452 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1455 * expr.c (store_expr): Call emit_block_move if the mode
1456 of "temp" RTX is BLKmode.
1458 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1459 Richard Guenther <rguenther@suse.de>
1461 PR tree-optimization/31358
1462 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1463 the step with a NULL_TREE.
1464 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1465 to sizetype if type is a pointer type.
1466 (add_candidate_1): Don't convert the base and step to
1467 the generic type if the orginal type is a pointer type.
1468 (add_iv_value_candidates): Use sizetype for the step
1469 if type is a pointer type.
1470 (cand_value_at): Likewise.
1471 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1473 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1474 Don't convert the tem affine to the type.
1475 (add_elt_to_tree): Use sizetype for the step if a pointer.
1476 Use POINTER_PLUS_EXPR for pointers.
1477 (aff_combination_to_tree): Use sizetype for the step if a
1480 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1482 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1483 Remove commutativity hint.
1485 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1489 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1490 errorneous type. Check that v is a VAR_DECL.
1493 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1495 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1497 PR tree-optimization/35494
1498 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1499 may be overriden at link and run time.
1501 2008-03-10 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/34677
1504 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1505 (poolify_tree): Likewise.
1506 (modify_expr_template): Likewise.
1507 (poolify_modify_stmt): Likewise.
1508 (insert_fake_stores): Handle all component-ref style stores
1509 in addition to INDIRECT_REF. Also handle complex types.
1510 Do not poolify the inserted load.
1511 (realify_fake_stores): Do not rebuild the tree but only
1512 make it a SSA_NAME copy.
1513 (init_pre): Remove initialzation of modify_expr_template.
1514 Do not allocate modify_expr_node_pool.
1515 (fini_pre): Do not free modify_expr_node_pool.
1517 2008-03-10 Paul Brook <paul@codesourcery.com>
1519 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1522 2008-03-10 Paul Brook <paul@codesourcery.com>
1523 Mark Shinwell <shinwell@codesourcery.com>
1525 * config/arm/cortex-r4.md: New.
1526 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1528 * config/arm/arm.md: Include cortex-r4.md.
1529 (insn): Add smmls, sdiv and udiv values.
1530 (generic_sched): Don't use generic scheduling for Cortex-R4.
1531 (arm_issue_rate): New function.
1532 (TARGET_SCHED_ISSUE_RATE): Define.
1534 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1536 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1538 2008-03-10 Richard Guenther <rguenther@suse.de>
1540 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1541 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1543 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1545 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1546 Set default to true.
1548 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1550 * c.opt (Wsynth): Deprecate.
1551 * doc/invoke.texi (Option Summary, Warning Options): Document
1552 -Wno-format-contains-nul.
1554 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1558 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1560 2008-03-09 Ira Rosen <irar@il.ibm.com>
1562 * config/rs6000/rs6000.c (builtin_description): Rename vector
1563 left shift operations.
1564 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1565 (altivec_vsl<VI_char>): Rename to ...
1566 (ashl<mode>3): ... new name.
1567 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1569 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1571 2008-03-08 Richard Guenther <rguenther@suse.de>
1573 * coverage.h (tree_coverage_counter_addr): Declare.
1574 * coverage.c (tree_coverage_counter_addr): New function.
1575 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1577 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1578 (tree_gen_one_value_profiler): Likewise.
1579 (tree_gen_ic_profiler): Likewise.
1580 (tree_gen_average_profiler): Likewise.
1581 (tree_gen_ior_profiler): Likewise.
1583 2008-03-08 Richard Guenther <rguenther@suse.de>
1585 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1586 (vn_binary_op_insert): Likewise.
1587 (vn_unary_op_lookup): Likewise.
1588 (vn_unary_op_insert): Likewise.
1589 (vn_nary_op_lookup): Declare.
1590 (vn_nary_op_insert): Likewise.
1591 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1592 and binary hashes, use a single obstack for unary_op_pool
1594 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1595 a single struct vn_nary_op_s. Store tree code length and
1596 a variable number of operands.
1597 (struct vn_reference_op_struct): Remove unused op2.
1598 (vn_reference_op_eq): Do not compare op2.
1599 (vn_reference_op_compute_hash): Do not compute hash of op2.
1600 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1601 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1602 with vn_nary_op_compute_hash.
1603 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1604 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1606 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1608 (visit_unary_op): Call nary functions.
1609 (visit_binary_op): Likewise.
1610 (process_scc): Adjust for struct vn_tables_s changes.
1611 (allocate_vn_table): Likewise.
1612 (free_vn_table): Likewise.
1613 * tree-vn.c (vn_add): Call nary functions.
1614 (vn_lookup): Likewise.
1616 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1619 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1620 wdst back after sync_compare_and_swapqhi_internal.
1622 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386-modes.def (V1DI): New vector mode.
1626 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1627 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1628 (MMXMODE248): Ditto.
1629 (MMXMODE): Add V1DI mode.
1630 (mmxvecsize): Change DI mode to V1DI mode.
1631 ("mov<mode>): Use MMXMODEI8 mode iterator.
1632 ("*mov<mode>_internal_rex64"): Ditto.
1633 ("*mov<mode>_internal"): Ditto.
1634 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1635 ("mmx_sub<mode>3"): Ditto.
1636 ("mmx_adddi3"): Remove insn pattern.
1637 ("mmx_subdi3"): Ditto.
1638 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1639 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1640 ("mmx_ashl<mode>3"): Ditto.
1641 ("mmx_lshrdi3"): Remove insn pattern.
1642 ("mmx_ashldi3"): Ditto.
1643 * config/i386/i386.c (classify_argument): Handle V1DImode.
1644 (function_arg_advance_32): Ditto.
1645 (function_arg_32): Ditto.
1646 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1647 mmx_addv1di3 insn pattern.
1648 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1649 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1650 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1651 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1652 Remove definitions of built-in functions.
1653 (V1DI_type_node): New node.
1654 (v1di_ftype_v1di_int): Ditto.
1655 (v1di_ftype_v1di_v1di): Ditto.
1656 (v2si_ftype_v2si_si): Ditto.
1657 (v4hi_ftype_v4hi_di): Remove node.
1658 (v2si_ftype_v2si_di): Ditto.
1659 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1660 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1661 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1662 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1663 Add new builtins using def_builtin_const.
1664 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1665 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1666 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1667 * config/i386/mmintrin.h (__v1di): New typedef.
1668 (_mm_add_si64): Cast arguments to __v1di type.
1669 (_mm_sub_si64): Ditto.
1670 (_mm_sll_pi16): Cast __count to __v4hi type.
1671 (_mm_sll_pi32): Cast __count to __v2si type.
1672 (_mm_sll_si64): Cast arguments to __v1di type.
1673 (_mm_srl_pi16): Cast __count to __v4hi type.
1674 (_mm_srl_pi32): Cast __count to __v2si type.
1675 (_mm_srl_si64): Cast arguments to __v1di type.
1676 (_mm_sra_pi16): Cast __count to __v4hi type.
1677 (_mm_sra_pi32): Cast __count to __v2si type.
1678 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1679 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1680 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1681 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1682 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1683 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1684 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1685 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1686 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1687 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1688 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1689 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1691 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1693 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1695 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1698 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1699 reg+const addressing for Altivec modes. Don't generate reg+reg
1700 addressing for TFmode or TDmode quantities.
1702 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1704 * c-common.c (vector_types_convertible_p): Call langhook
1705 instead of comptypes.
1707 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1710 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1711 integral and scalar float variables which have a
1714 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1716 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1717 dwarf_register_span hook when emitting unwind information for
1718 register-to-memory saves.
1719 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1720 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1722 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1724 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1725 for the same VAR_DECL.
1727 2008-03-06 Tom Tromey <tromey@redhat.com>
1730 * doc/standards.texi (Standards): Don't mention treelang.
1731 * doc/invoke.texi (Overall Options): Don't mention treelang.
1732 * doc/install.texi (Prerequisites): Don't mention bison or
1734 (Configuration): Don't mention treelang.
1735 (Building): Likewise.
1736 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1738 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1740 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1741 word-extractions out of a multi-word object.
1743 2008-03-06 Richard Guenther <rguenther@suse.de>
1745 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1746 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1747 result type and precision.
1748 * expr.c (get_inner_reference): Set unsignedp based on the result
1749 type of BIT_FIELD_REF.
1750 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1751 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1752 (try_instantiate_multiple_fields): Likewise. Use the correct type
1754 (sra_build_assignment): Likewise.
1755 (sra_build_elt_assignment): Likewise.
1756 (sra_explode_bitfield_assignment): Likewise.
1757 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1758 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1759 set BIT_FIELD_REF_UNSIGNED.
1760 (vectorizable_load): Likewise.
1762 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1764 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1767 2008-03-06 Richard Guenther <rguenther@suse.de>
1769 * alias.c (struct alias_set_entry): Move has_zero_child field
1770 to pack with alias_set.
1772 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1777 2008-03-05 Ian Lance Taylor <iant@google.com>
1779 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1781 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1783 * fwprop.c (update_df): Support width and offset parameters of
1785 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1786 global_conflicts): Change DF_REF_EXTRACT to either
1787 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1788 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1789 * df-scan.c (df_ref_record, df_defs_record,
1790 df_ref_create_structure, df_def_record_1, df_uses_record,
1791 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1792 df_bb_refs_collect, df_entry_block_defs_collect,
1793 df_exit_block_uses_collect): Support new width and offset fields.
1794 (ref_extract_pool): New storage pool.
1795 (df_free_ref): New function.
1796 (df_reg_chain_unlink, df_free_collection_rec,
1797 df_sort_and_compress_refs): Call df_free_ref.
1798 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1800 (df_ref_create_structure): Allocate df_ref_extract if offset and
1801 width fields are used.
1802 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1803 (df_uses_record): Get offset and width from ZERO_EXTRACT
1805 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1806 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1807 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1808 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1809 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1810 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1811 (df_ref_extract): New structure.
1812 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1813 (df_ref_create): Add width and offset parameters.
1815 2008-03-05 Richard Guenther <rguenther@suse.de>
1817 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1818 Use ranges_overlap_p.
1819 (offset_overlaps_with_access): Rename
1820 to ranges_overlap_p and move ...
1821 * tree-flow-inline.h (ranges_overlap_p): ... here.
1823 * tree.h (get_inner_reference, handled_component_p): Update
1826 * tree.h (record_component_aliases, get_alias_set,
1827 alias_sets_conflict_p, alias_sets_must_conflict_p,
1828 objects_must_conflict_p): Move declarations ...
1829 * alias.h (record_component_aliases, get_alias_set,
1830 alias_sets_conflict_p, alias_sets_must_conflict_p,
1831 objects_must_conflict_p): ... here.
1832 Include coretypes.h.
1833 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1835 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1837 * cfg.c: Include tree-flow.h.
1838 (remove_edge_raw): Call redirect_edge_var_map_clear.
1839 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1840 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1841 (redirect_edge_var_map_result): New.
1842 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1843 PENDING_STMT use with redirect_edge_var_map_*.
1844 * tree-ssa.c (edge_var_maps): New definition.
1845 (redirect_edge_var_map_add): New.
1846 (redirect_edge_var_map_clear): New.
1847 (redirect_edge_var_map_dup): New.
1848 (redirect_edge_var_map_vector): New.
1849 (redirect_edge_var_map_destroy): New.
1850 (ssa_redirect_edge): Replace PENDING_STMT use with
1851 redirect_edge_var_map_*.
1852 (flush_pending_stmts): Same.
1853 (delete_tree_ssa): Destroy edge var map.
1854 * tree-flow.h (struct _edge_var_map): New.
1855 Define edge_var_map vector type.
1856 Declare redirect_edge_var_map_* prototypes.
1857 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1858 * tree-cfg.c (reinstall_phi_args): Replace
1859 PENDING_STMT use with redirect_edge_var_map_*.
1861 2008-03-05 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/35472
1864 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1865 whose single use_stmt has a overlapping set of loaded and
1866 stored symbols as that use_stmt might be a noop assignment then.
1868 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1870 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1872 2008-03-05 Richard Guenther <rguenther@suse.de>
1875 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1876 should be constants.
1877 * tree-cfg.c (verify_expr): Verify it.
1878 * fold-const.c (fold_truthop): Remove code generating
1879 BIT_FIELD_REFs of structure bases.
1880 (fold_binary): Likewise.
1881 (fold_ternary): Position and size of BIT_FIELD_REFs are
1882 always host integers.
1883 (make_bit_field_ref): Remove.
1884 (optimize_bit_field_compare): Remove.
1885 (all_ones_mask_p): Remove.
1887 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1890 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1891 (split_block_and_df_analyze): New. Split basic block and rebuild
1893 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1895 (split_pattern_seq): Likewise.
1896 (erase_matching_seqs): Likewise.
1897 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1899 2008-03-04 Geoff Keating <geoffk@apple.com>
1901 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1902 declaration and code.
1903 (tree_invalid_nonnegative_warnv_p): Likewise.
1905 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1907 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1908 examples. Truncate option-names then causing overfull hbox.
1910 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1913 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1915 * configure: Rebuilt.
1917 2008-03-04 Rafael Espindola <espindola@google.com>
1919 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1920 (tree_unary_nonnegative_warnv_p): New.
1921 (tree_binary_nonnegative_warnv_p): New.
1922 (tree_single_nonnegative_warnv_p): New.
1923 (tree_invalid_nonnegative_warnv_p): New.
1924 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1926 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1929 * opts.c (handle_option): Postpone 'unknown option' errors only for
1932 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1935 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1938 2008-03-04 Rafael Espindola <espindola@google.com>
1940 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1941 (tree_binary_nonzero_warnv_p): New.
1942 (tree_single_nonzero_warnv_p): New.
1943 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1945 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1948 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1949 transformations for modes that have signed zeros.
1950 * ifcvt.c (noce_try_abs): Ditto.
1952 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1954 * config/i386/i386.c (override_options): Force
1955 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1957 2008-03-04 Jan Hubicka <jh@suse.cz>
1960 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1963 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1965 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1966 label to probe the stack.
1968 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1970 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1971 (__gthr_win32_mutex_destroy): Declare.
1972 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1973 __gthr_win32_mutex_destroy.
1974 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1976 2008-03-03 Jan Hubicka <jh@suse.cz>
1979 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1980 aggressive on inlining cold calls.
1982 2008-03-03 Richard Guenther <rguenther@suse.de>
1984 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1985 struct copies into the expression table.
1986 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1987 (try_to_simplify): Likewise.
1988 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1989 integral and pointer arguments which do not change the
1990 precision to NOP_EXPRs.
1991 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1992 VIEW_CONVERT_EXPR case.
1994 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1996 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1997 defined in a loop at depth 0 is invariant.
1998 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1999 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2000 be called at loop depth 0.
2002 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2005 * gcc.c (process_command): Update copyright notice dates.
2006 * gcov.c (print_version): Likewise.
2007 * gcov-dump.c (print_version): Likewise.
2008 * mips-tfile.c (main): Likewise.
2009 * mips-tdump.c (main): Likewise.
2011 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2014 * c-common.c (flag_permissive): Delete.
2015 (constant_expression_warnings): Check flags first.
2016 (constant_expression_error): New.
2017 * c-common.h (flag_permissive): Delete.
2018 (constant_expression_error): Declare.
2019 * flags.h (flag_permissive): Declare. Update description.
2020 * diagnostic.c (pedwarn): Update.
2022 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2023 (permissive_error_kind): New.
2024 * toplev.c (flag_permissive): Define. Update description.
2025 * toplev.h (permissive_error_kind): Declare.
2026 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2027 (pedwarn_c90): Use pedantic_warning_kind.
2028 * c-opts.c (c_common_post_options): flag_permissive does not affect
2029 flag_pedantic_errors.
2031 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2033 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2034 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2035 __absvsi2, __absvDI2): Use unsigned arithmetic.
2037 2008-03-02 Andi Kleen <ak@suse.de>
2038 Richard Guenther <rguenther@suse.de>
2040 * struct-equiv.c: Remove file.
2041 * cfg_cleanup.c (condjump_equiv_p): Remove.
2042 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2043 (struct-equiv.o): Remove rule.
2044 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2045 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2046 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2048 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2050 * ifcvt.c (noce_process_if_block): Try to handle only the then
2051 block if the else block exists but isn't suitable.
2053 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2056 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2057 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2058 regression from previous patch.
2060 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2063 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2065 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2066 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2067 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2068 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2069 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2070 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2071 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2072 (__gthread_mutex_destroy_function): Rename to
2073 __gthread_mutex_destroy.
2074 * gthr-dce.h (__gthread_mutex_destroy): Call
2075 pthread_mutex_destroy.
2076 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2077 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2078 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2080 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2082 * df-scan.c (df_ref_chain_change_bb): Simplify.
2083 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2084 set_block_for_insn if there's any change.
2085 * df.h ((df_insn_change_bb): Fix prototype.
2086 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2087 df_insn_change_bb, don't call set_block_for_insn.
2088 * emit-rtl.c (reorder_insns): Likewise.
2089 * haifa-sched.c (move_insn): Likewise.
2091 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2093 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2095 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2097 * tree-flow-inline.h (next_readonly_imm_use): Return
2098 NULL_USE_OPERAND_P after the end.
2100 2008-03-01 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/35411
2103 * tree-sra.c (sra_build_assignment): Split conversion to
2104 final type to a separate statement if we are not assigning
2107 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2109 * fold-const.c (fold_convertible_p): Correct the logic to follow
2110 that in fold_convert().
2112 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2115 * tree-inline.c (build_duplicate_type): When we make a
2116 duplicate type, make it unique in the canonical types system.
2118 2008-02-29 Tom Tromey <tromey@redhat.com>
2120 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2121 input_file_stack_history, input_file_stack_restored): Remove.
2122 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2123 * input.h (struct file_stack): Remove.
2124 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2125 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2127 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2129 (diagnostic_last_module_changed): Add 'map' argument.
2130 (diagnostic_set_last_function): Likewise.
2131 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2132 line map, not input_file_stack.
2133 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2135 2008-02-29 Paul Brook <paul@codesourcery.com>
2137 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2139 2008-02-29 Paul Brook <paul@codesourcery.com>
2141 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2143 2008-02-29 Richard Guenther <rguenther@suse.de>
2145 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2147 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2148 value for comparing for a store match.
2149 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2150 (try_to_simplify): Do not do a full-blown reference lookup.
2152 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2154 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2155 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2157 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2159 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2161 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2162 strides against cache sizes.
2164 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2166 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2169 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2171 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2172 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2173 is smaller than the original promoted value.
2174 (simplify_subreg): If OP is a SUBREG, try to preserve its
2175 SUBREG_PROMOTED_VAR_P information.
2177 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2179 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2180 (VN_INFO_GET): Allocate new objects on the obstack.
2181 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2182 for rpo_numbers_temp, for consistency.
2183 (free_scc_vn): Free the obstack.
2185 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2187 * doc/invoke.texi: Document -ftree-loop-distribution.
2188 * tree-loop-distribution.c: New.
2189 * tree-pass.h (pass_loop_distribution): New.
2190 * graphds.h (struct graph): Add htab_t indices.
2191 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2192 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2193 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2194 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2195 * tree-data-ref.c (debug_data_dependence_relations): New.
2196 (dump_data_dependence_relation): Also print data references.
2197 (free_data_ref): Extern.
2198 (same_access_functions): Moved...
2199 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2200 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2201 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2202 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2203 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2204 (stmts_from_loop): Skip LABEL_EXPR.
2205 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2207 (build_rdg): Initialize rdg->indices htab.
2208 (free_rdg, stores_from_loop, ref_base_address,
2209 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2210 have_similar_memory_accesses_1, ref_base_address_1,
2211 remove_similar_memory_refs): New.
2212 * tree-data-ref.h: Depend on tree-chrec.h.
2213 (debug_data_dependence_relations, free_data_ref): Declared.
2214 (same_access_functions): ... here.
2215 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2217 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2218 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2219 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2220 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2221 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2222 rdg_vertex_for_stmt): Declared.
2223 (struct rdg_edge): Add level.
2225 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2226 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2228 (rdg_has_similar_memory_accesses): New.
2229 * tree-vect-analyze.c: Remove unused static decls.
2230 * lambda.h (dependence_level): New.
2231 * common.opt (ftree-loop-distribution): New.
2232 * tree-flow.h (mark_virtual_ops_in_bb,
2233 slpeel_tree_duplicate_loop_to_edge_cfg,
2234 rename_variables_in_loop): Declared.
2235 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2236 (OBJS-common): Add tree-loop-distribution.o.
2237 (tree-loop-distribution.o): New rule.
2238 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2239 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2240 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2242 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2245 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2246 other than structures and unions.
2248 2008-02-28 Richard Guenther <rguenther@suse.de>
2251 2008-02-26 Richard Guenther <rguenther@suse.de>
2253 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2254 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2255 (lookup_decl_from_uid): Declare.
2256 (remove_decl_from_map): Likewise.
2257 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2258 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2259 (decl_for_uid_map): New global hashtable mapping DECL_UID
2261 (init_ttree): Allocate it.
2262 (insert_decl_to_uid_decl_map): New helper function.
2263 (make_node_stat): Insert new decls into the map.
2264 (copy_node_stat): Likewise.
2265 (lookup_decl_from_uid): New function.
2266 (remove_decl_from_map): Likewise.
2267 (print_decl_for_uid_map_statistics): New helper.
2268 (dump_tree_statistics): Call it.
2270 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2271 (referenced_var_iterator): Adjust.
2272 (FOR_EACH_REFERENCED_VAR): Adjust.
2273 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2274 (num_referenced_vars): Adjust.
2275 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2276 (first_referenced_var): Remove.
2277 (end_referenced_vars_p): Likewise.
2278 (next_referenced_var): Likewise.
2279 (referenced_var_iterator_set): New helper function.
2280 * tree-dfa.c (referenced_var_lookup): Adjust.
2281 (referenced_var_check_and_insert): Likewise.
2282 (remove_referenced_var): Likewise.
2283 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2284 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2285 (verify_call_clobbering): Likewise.
2286 (verify_memory_partitions): Likewise.
2287 (init_tree_ssa): Allocate bitmap instead of hashtable for
2289 (delete_tree_ssa): Adjust.
2290 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2291 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2292 (compute_tag_properties): Likewise.
2293 (set_initial_properties): Likewise.
2294 (find_partition_for): Likewise.
2295 (update_reference_counts): Likewise.
2296 (dump_may_aliases_for): Likewise.
2297 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2298 (add_call_clobber_ops): Likewise.
2299 (add_call_read_ops): Likewise.
2300 (get_asm_expr_operands): Likewise.
2301 * tree-into-ssa.c (dump_decl_set): Likewise.
2302 (update_ssa): Likewise.
2303 * tree-sra.c (scan_function): Likewise.
2304 (decide_instantiations): Likewise.
2305 (scalarize_parms): Likewise.
2306 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2307 (dsa_named_for): Likewise.
2308 * tree-ssa-structalias.c (update_alias_info): Likewise.
2309 (merge_smts_into): Likewise.
2311 2008-02-27 David Daney <ddaney@avtrex.com>
2314 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2315 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2316 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2317 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2318 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2320 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2323 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2324 (BUILT_IN_NEXTTOWARD): Remove.
2325 (BUILT_IN_NEXTTOWARDF): Ditto.
2326 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2327 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2329 2008-02-27 Tom Tromey <tromey@redhat.com>
2331 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2332 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2334 2008-02-27 Jan Beulich <jbeulich@novell.com>
2336 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2337 update the respective field on newdecl.
2339 2008-02-27 Revital Eres <eres@il.ibm.com>
2341 PR rtl-optimization/34999
2342 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2343 crossing edges that ends with a call insn.
2344 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2345 call insn and clear the EDGE_CROSSING flag of the crossing edge
2346 when fixing fallthru edges.
2348 2008-02-27 Richard Guenther <rguenther@suse.de>
2351 * fold-const.c (fold_unary): Return the correct argument,
2352 converted to the result type.
2354 2008-02-27 Richard Guenther <rguenther@suse.de>
2357 * expr.c (expand_expr_real_1): Assert on rotates that operate
2359 * fold-const.c (fold_binary): Use the types precision, not the
2360 bitsize of the mode if folding rotate expressions. Build rotates
2361 only for full modes.
2363 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2365 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2367 * c-pragma.c (pragma_ns_name): New typedef.
2368 (registered_pp_pragmas): New variable.
2369 (c_pp_lookup_pragma): New function.
2370 (c_register_pragma_1): If flag_preprocess_only, do nothing
2371 for non-expanded pragmas, for expanded ones push pragma's
2372 namespace and name into registered_pp_pragmas vector.
2373 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2374 flag_preprocess_only, don't register GCC pch_preprocess
2375 pragma if flag_preprocess_only.
2376 * c-opts.c (c_common_init): Call init_pragma even if
2377 flag_preprocess_only.
2378 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2379 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2380 cpp_register_pragma if flag_preprocess_only.
2382 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2385 * c-parser.c (c_parser_translation_unit): Warn for empty
2386 translation unit, not empty source file.
2388 2008-02-26 Paul Brook <paul@codesourcery.com>
2390 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2391 operand for Thumb-2.
2392 * config/arm/arm.h (reg_class): Add CORE_REGS.
2393 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2394 (BASE_REG_CLASS): Use CORE_REGS.
2395 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2396 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2397 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2398 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2399 ARM_REGNO_OK_FOR_INDEX_P.
2400 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2401 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2402 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2403 (ldm/stm peepholes): Ditto.
2404 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2405 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2406 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2407 * config/arm/constraints.md: Enable "k" constraint on ARM.
2409 2008-02-27 Ben Elliston <bje@au.ibm.com>
2411 * config/rs6000/rs6000.c: Annotate cache line size field in all
2412 instances of struct processor_costs.
2414 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2416 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2417 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2418 jump_bypass): New counters.
2419 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2420 * dce.c (gate_ud_dce): Same.
2421 (gate_fast_dce): Same.
2422 * dse.c (gate_dse1): New function.
2423 (gate_dse2): New function.
2424 (gate_dse): Merge results of new gate functions.
2425 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2426 (gate_handle_jump_bypass): Add dbg_cnt.
2427 (gate_handle_gcse): Add dbg_cnt.
2428 * ifcvt.c (gate_handle_if_conversion): Same.
2429 (gate_handle_if_after_combine): Same.
2430 (gate_handle_if_after_reload): Same.
2431 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2433 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2435 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2437 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2439 2008-02-26 Jason Merrill <jason@redhat.com>
2442 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2443 alone if it's the naming decl for the type's main variant.
2445 2008-02-26 Tom Tromey <tromey@redhat.com>
2447 * system.h (USE_MAPPED_LOCATION): Poison.
2448 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2449 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2450 (make_goto_expr_edges): Likewise.
2451 (remove_bb): Likewise.
2452 (execute_warn_function_return): Likewise.
2453 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2455 * c-common.c (fname_decl): Remove old location code.
2456 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2458 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2460 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2461 (gen_rtx_ASM_INPUT): Likewise.
2462 (gen_rtx_ASM_INPUT_loc): Likewise.
2463 (get_rtx_asm_OPERANDS): Remove.
2464 * cfglayout.c (insn_locators_alloc): Remove old location code.
2465 (set_curr_insn_source_location): Likewise.
2466 (curr_insn_locator): Likewise.
2467 * print-tree.c (print_node): Remove old location code.
2468 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2469 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2470 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2471 location_from_locus.
2472 (construct_exit_block): Remove old location code.
2473 * emit-rtl.c (force_next_line_note): Remove old location code.
2474 * profile.c (branch_prob): Remove old location code.
2475 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2476 LOC_LINE): Remove old-location variants.
2477 * langhooks.c (lhd_print_error_function): Remove old location
2479 * configure, config.in: Rebuilt.
2480 * configure.ac (--enable-mapped-location): Remove.
2481 * c-decl.c (c_init_decl_processing): Remove old location code.
2482 (finish_function): Likewise.
2483 * recog.c (decode_asm_operands): Remove old location code.
2484 * c-pch.c (c_common_read_pch): Remove old location code.
2485 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2487 * gimple-low.c (lower_function_body): Remove old location code.
2488 * toplev.c (unknown_location): Remove.
2489 (push_srcloc): Remove old-location variant.
2490 (process_options): Remove old location code.
2491 (lang_dependent_init): Likewise.
2492 * input.h (UNKNOWN_LOCATION): Move definition.
2493 (location_t): Undeprecate.
2494 (source_locus): Remove.
2495 (location_from_locus): Remove.
2496 (struct location_s): Remove.
2497 Remove all old-location code.
2498 (input_line, input_filename): Remove.
2499 * final.c (final_scan_insn): Remove old location code.
2500 * diagnostic.c (diagnostic_build_prefix): Remove
2501 USE_MAPPED_LOCATION test.
2502 * tree.h (gimple_stmt) <locus>: Now a location_t.
2503 (tree_exp) <locus>: Likewise.
2504 (DECL_IS_BUILTIN): Remove old-location variant.
2505 (annotate_with_file_line, annotate_with_locus): Likewise.
2506 (expr_locus, set_expr_locus): Update.
2507 * tree.c (build1_stat): Remove old location code.
2508 (last_annotated_node): Remove.
2509 (annotate_with_file_line): Remove old-location variant.
2510 (annotate_with_locus): Likewise.
2511 (expr_location): Remove old location code.
2512 (set_expr_location): Likewise.
2513 (expr_has_location): Likewise.
2514 (expr_locus): Likewise.
2515 (set_expr_locus): Likewise.
2516 (expr_filename): Don't use location_from_locus.
2517 (expr_lineno): Likewise.
2518 * rtl-error.c (location_for_asm): Remove old location code.
2519 * c-lex.c (cb_line_change): Remove old location code.
2520 (fe_file_change): Likewise.
2521 (cb_def_pragma): Likewise.
2522 (c_lex_with_flags): Likewise.
2523 * gengtype.c (do_typedef): Don't special-case location types.
2524 (define_location_structures): Remove.
2525 (main): Don't call define_location_structures.
2526 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2529 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2532 * builtins.def (BUILT_IN_STDARG_START): Remove.
2533 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2534 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2535 * tree-inline.c (inline_forbidden_p_1): Likewise.
2537 2008-02-26 Richard Guenther <rguenther@suse.de>
2539 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2540 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2541 (lookup_decl_from_uid): Declare.
2542 (remove_decl_from_map): Likewise.
2543 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2544 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2545 (decl_for_uid_map): New global hashtable mapping DECL_UID
2547 (init_ttree): Allocate it.
2548 (insert_decl_to_uid_decl_map): New helper function.
2549 (make_node_stat): Insert new decls into the map.
2550 (copy_node_stat): Likewise.
2551 (lookup_decl_from_uid): New function.
2552 (remove_decl_from_map): Likewise.
2553 (print_decl_for_uid_map_statistics): New helper.
2554 (dump_tree_statistics): Call it.
2556 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2557 (referenced_var_iterator): Adjust.
2558 (FOR_EACH_REFERENCED_VAR): Adjust.
2559 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2560 (num_referenced_vars): Adjust.
2561 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2562 (first_referenced_var): Remove.
2563 (end_referenced_vars_p): Likewise.
2564 (next_referenced_var): Likewise.
2565 (referenced_var_iterator_set): New helper function.
2566 * tree-dfa.c (referenced_var_lookup): Adjust.
2567 (referenced_var_check_and_insert): Likewise.
2568 (remove_referenced_var): Likewise.
2569 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2570 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2571 (verify_call_clobbering): Likewise.
2572 (verify_memory_partitions): Likewise.
2573 (init_tree_ssa): Allocate bitmap instead of hashtable for
2575 (delete_tree_ssa): Adjust.
2576 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2577 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2578 (compute_tag_properties): Likewise.
2579 (set_initial_properties): Likewise.
2580 (find_partition_for): Likewise.
2581 (update_reference_counts): Likewise.
2582 (dump_may_aliases_for): Likewise.
2583 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2584 (add_call_clobber_ops): Likewise.
2585 (add_call_read_ops): Likewise.
2586 (get_asm_expr_operands): Likewise.
2587 * tree-into-ssa.c (dump_decl_set): Likewise.
2588 (update_ssa): Likewise.
2589 * tree-sra.c (scan_function): Likewise.
2590 (decide_instantiations): Likewise.
2591 (scalarize_parms): Likewise.
2592 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2593 (dsa_named_for): Likewise.
2594 * tree-ssa-structalias.c (update_alias_info): Likewise.
2595 (merge_smts_into): Likewise.
2597 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2600 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2601 * c-opts.c (c_common_handle_option): Wall enables
2602 Wvolatile-register-var.
2603 * common.opt: Move Wvolatile-register-var to...
2606 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2608 * common.opt (Wlarger-than=): New.
2609 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2611 * opts.c (common_handle_option): Handle -Wlarger-than=.
2612 * optc-gen.awk: Likewise.
2613 * opth-gen.awk: Likewise.
2614 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2615 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2617 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2619 * c-common.c (match_case_to_enum_1): Add appropriate
2620 OPT_W* parameter to warning.
2621 (c_do_switch_warnings): Likewise.
2622 * c-typeck.c (warning_init): Add one more parameter following
2624 (push_init_level): Update call to warning_init.
2625 (pop_init_level): Likewise.
2626 (add_pending_init): Likewise.
2627 (output_init_element: Likewise.
2629 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2632 * toplev.c (toplev_main): If there are warnings or error, print
2633 errors for ignored options.
2634 * opts.c (ignored_options): New static variable.
2635 (postpone_unknown_option_error): New.
2636 (print_ignored_options): New.
2637 (handle_option): Postpone errors for unknown -Wno-* options.
2638 * opts.h (print_ignored_options): Declare.
2640 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2642 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2645 2008-02-25 Richard Guenther <rguenther@suse.de>
2648 2008-02-25 Richard Guenther <rguenther@suse.de>
2650 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2651 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2652 (lookup_decl_from_uid): Declare.
2653 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2654 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2655 (decl_for_uid_map): New global hashtable mapping DECL_UID
2657 (init_ttree): Allocate it.
2658 (insert_decl_to_uid_decl_map): New helper function.
2659 (make_node_stat): Insert new decls into the map.
2660 (copy_node_stat): Likewise.
2661 (lookup_decl_from_uid): New function.
2662 (print_decl_for_uid_map_statistics): New helper.
2663 (dump_tree_statistics): Call it.
2665 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2666 (referenced_var_iterator): Adjust.
2667 (FOR_EACH_REFERENCED_VAR): Adjust.
2668 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2669 (num_referenced_vars): Adjust.
2670 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2671 (first_referenced_var): Remove.
2672 (end_referenced_vars_p): Likewise.
2673 (next_referenced_var): Likewise.
2674 (referenced_var_iterator_set): New helper function.
2675 * tree-dfa.c (referenced_var_lookup): Adjust.
2676 (referenced_var_check_and_insert): Likewise.
2677 (remove_referenced_var): Likewise.
2678 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2679 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2680 (verify_call_clobbering): Likewise.
2681 (verify_memory_partitions): Likewise.
2682 (init_tree_ssa): Allocate bitmap instead of hashtable for
2684 (delete_tree_ssa): Adjust.
2685 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2686 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2687 (compute_tag_properties): Likewise.
2688 (set_initial_properties): Likewise.
2689 (find_partition_for): Likewise.
2690 (update_reference_counts): Likewise.
2691 (dump_may_aliases_for): Likewise.
2692 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2693 (add_call_clobber_ops): Likewise.
2694 (add_call_read_ops): Likewise.
2695 (get_asm_expr_operands): Likewise.
2696 * tree-into-ssa.c (dump_decl_set): Likewise.
2697 (update_ssa): Likewise.
2698 * tree-sra.c (scan_function): Likewise.
2699 (decide_instantiations): Likewise.
2700 (scalarize_parms): Likewise.
2701 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2702 (dsa_named_for): Likewise.
2703 * tree-ssa-structalias.c (update_alias_info): Likewise.
2704 (merge_smts_into): Likewise.
2706 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2709 * doc/invoke.texi (-fcx-limited-range): Document new option.
2710 * toplev.c (process_options): Handle -fcx-fortran-rules.
2711 * common.opt: Add documentation for -fcx-fortran-rules.
2713 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2716 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2717 actual behaviour and C99.
2719 2008-02-26 Ben Elliston <bje@au.ibm.com>
2721 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2722 (ASM_CPU_POWER6_SPEC): Likewise.
2723 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2724 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2725 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2727 2008-02-25 Richard Guenther <rguenther@suse.de>
2729 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2730 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2731 (lookup_decl_from_uid): Declare.
2732 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2733 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2734 (decl_for_uid_map): New global hashtable mapping DECL_UID
2736 (init_ttree): Allocate it.
2737 (insert_decl_to_uid_decl_map): New helper function.
2738 (make_node_stat): Insert new decls into the map.
2739 (copy_node_stat): Likewise.
2740 (lookup_decl_from_uid): New function.
2741 (print_decl_for_uid_map_statistics): New helper.
2742 (dump_tree_statistics): Call it.
2744 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2745 (referenced_var_iterator): Adjust.
2746 (FOR_EACH_REFERENCED_VAR): Adjust.
2747 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2748 (num_referenced_vars): Adjust.
2749 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2750 (first_referenced_var): Remove.
2751 (end_referenced_vars_p): Likewise.
2752 (next_referenced_var): Likewise.
2753 (referenced_var_iterator_set): New helper function.
2754 * tree-dfa.c (referenced_var_lookup): Adjust.
2755 (referenced_var_check_and_insert): Likewise.
2756 (remove_referenced_var): Likewise.
2757 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2759 (verify_call_clobbering): Likewise.
2760 (verify_memory_partitions): Likewise.
2761 (init_tree_ssa): Allocate bitmap instead of hashtable for
2763 (delete_tree_ssa): Adjust.
2764 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2765 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2766 (compute_tag_properties): Likewise.
2767 (set_initial_properties): Likewise.
2768 (find_partition_for): Likewise.
2769 (update_reference_counts): Likewise.
2770 (dump_may_aliases_for): Likewise.
2771 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2772 (add_call_clobber_ops): Likewise.
2773 (add_call_read_ops): Likewise.
2774 (get_asm_expr_operands): Likewise.
2775 * tree-into-ssa.c (dump_decl_set): Likewise.
2776 (update_ssa): Likewise.
2777 * tree-sra.c (scan_function): Likewise.
2778 (decide_instantiations): Likewise.
2779 (scalarize_parms): Likewise.
2780 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2781 (dsa_named_for): Likewise.
2782 * tree-ssa-structalias.c (update_alias_info): Likewise.
2783 (merge_smts_into): Likewise.
2785 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2788 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2789 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2790 * alias.h (nonoverlapping_memrefs_p): Likewise.
2792 2008-02-25 Jan Beulich <jbeulich@novell.com>
2794 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2795 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2796 __emultls_get_address, __emultls_register_common,
2797 __floatundi?f, and _Unwind_GetIPInfo.
2798 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2799 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2800 (gen_regparm_prefix): Likewise.
2801 (i386_nlm_encode_section_info): Sync with
2802 config/i386/winnt.c:i386_pe_encode_section_info().
2803 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2804 i386_nlm_mangle_decl_assembler_name): New.
2805 (netware_override_options): New.
2806 * config/i386/netware.h (netware_override_options): Declare.
2807 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2808 (i386_nlm_mangle_decl_assembler_name): Declare.
2809 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2811 2008-02-25 Ben Elliston <bje@au.ibm.com>
2814 * c-decl.c (grokdeclarator): Remove unused local variables
2815 `typedef_type' and `type_as_written'.
2817 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2818 unused local variable `has_hot_blocks'.
2819 (fix_crossing_conditional_branches): Remove unused local variable
2822 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2825 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2826 using DEF_C99_BUILTIN.
2827 (BUILT_IN_NANF): Ditto.
2828 (BUILT_IN_NANL): Ditto.
2830 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2831 Revital Eres <eres@il.ibm.com>
2833 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2834 regarding the order of two dependent insns in the same row.
2836 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2838 * stor-layout.c (layout_decl): Do not bump the alignment of a
2839 bit-field to more than byte alignment if it is packed.
2841 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2843 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2846 2008-02-24 Diego Novillo <dnovillo@google.com>
2848 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2851 * tree-vrp.c (vrp_evaluate_conditional): With
2852 -Wtype-limits, emit a warning when comparing against a
2853 constant outside the natural range of OP0's type.
2854 * c.opt (Wtype-limits): Move ...
2855 * common.opt (Wtype-limits): ... here.
2857 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2859 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2860 * config/rs6000/e300c2c3.md: New file.
2861 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2863 (rs6000_override_options): Add e300c2 and e300c3 cases to
2864 processor_target_table. Do not allow usage of Altivec or Spe
2865 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2866 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2867 * config/rs6000/rs6000.h (processor_type): Add
2868 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2869 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2870 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2871 and ppce300c3. Include e300c2c3.md.
2873 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2875 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2876 instead of TARGET_STRICT_ALIGN.
2878 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2880 * explow.c (memory_address): Assert that the generated address is
2883 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2886 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2887 * config/darwin-ppc-ldouble-patch.def: New file.
2888 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2889 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2890 SUBTARGET_INIT_BUILTINS if defined.
2891 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2894 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2897 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2898 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2900 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2903 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2904 file" warning condtional on -Winvalid-PCH.
2906 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2908 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2910 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2914 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2915 prevent reload from using MMX registers.
2916 (*mov<mode>_internal): Ditto.
2917 (*movv2sf_internal_rex64): Ditto.
2918 (*movv2sf_internal): Ditto.
2920 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2922 PR documentation/31569
2923 * doc/install.texi2html: Use makeinfo --no-number-sections.
2925 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2927 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2928 ensure that we can address an entire entity > 8 bytes. Don't
2929 generate reg+reg addressing for such data.
2931 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2933 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2934 strings when optimizing for size, unless the target cares about
2937 2008-02-22 Tom Tromey <tromey@redhat.com>
2939 * regclass.c (current_pass): Remove declaration.
2941 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2943 * config/avr/libgcc.S (__RAMPZ__): Define.
2944 (__do_copy_data): Add for devices with 128KB code memory.
2946 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2948 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2950 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2952 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2954 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2957 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2960 * c-typeck.c (build_binary_op): Warn about floating point
2961 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2963 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2966 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2967 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2969 (rs6000_override_options): Set altivec_abi as default, not override,
2970 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2971 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2972 is used; use new member spe_abi.
2973 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2974 spe_abi and altivec_abi.
2976 2008-02-22 Tomas Bily <tbily@suse.cz>
2978 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2980 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2983 * config.build (build_file_translate): Set to `CMD //c' only if
2985 * Makefile.in (build_file_translate): Improve comment.
2987 2008-02-21 Jan Hubicka <jh@suse.cz>
2989 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2990 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2991 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2993 2008-02-21 Michael Matz <matz@suse.de>
2996 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2998 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3001 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3003 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3004 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3005 SSE_VEC_FLOAT_MODE_P as insn constraint.
3006 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3007 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3008 sse4a_movntdf using MODEF mode iterator.
3009 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3010 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3011 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3012 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3013 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3014 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3015 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3017 2008-02-21 Richard Guenther <rguenther@suse.de>
3019 * tree.def (PAREN_EXPR): New tree code.
3020 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3022 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3023 * expr.c (expand_expr_real_1): Likewise.
3024 * tree-inline.c (estimate_num_insns_1): Likewise.
3025 * tree-complex.c (expand_complex_move): Likewise.
3026 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3029 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3032 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3034 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3037 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3039 * config/sh/sh.c (find_barrier): Don't go past
3040 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3042 2008-02-20 DJ Delorie <dj@redhat.com>
3044 * config/h8300/h8300.md (insv): Force source operand to be a register.
3046 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3047 as a jump, not as a plain insn.
3049 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3051 * doc/invoke.texi (Warning Options): Add new option
3052 -Wframe-larger-than=.
3053 (-Wframe-larger-than): Document.
3055 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3056 Add declarations for new option variables.
3058 * final.c (final_start_function): Check the frame size
3059 before emission and issue a Wframe-larger-than warning.
3061 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3062 Add definitions for new option variables.
3063 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3065 * common.opt (Wframe-larger-than=): New option.
3067 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3070 (<sse>_div<mode>3): Ditto.
3071 (<sse>_vmdiv<mode>3): Ditto.
3072 (<sse>_vmsqrt<mode>2): Ditto.
3073 (*smax<mode>3): Ditto.
3074 (sse5_frcz<mode>2): Ditto.
3075 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3078 2008-02-20 Richard Guenther <rguenther@suse.de>
3081 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3082 be happy with INTEGRAL_TYPE_P.
3084 2008-02-20 Richard Guenther <rguenther@suse.de>
3086 * fold-const.c (split_tree): Associate floatig-point expressions
3087 if flag_associative_math is set.
3089 2008-02-20 Richard Guenther <rguenther@suse.de>
3091 * tree.h (fold_real_zero_addition_p): Declare.
3092 * fold-const.c (fold_real_zero_addition_p): Export.
3093 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3094 floating-point operations with zero and one.
3096 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3098 * doc/install.texi: Correct references to CFLAGS, replacing them
3099 with BOOT_CFLAGS. Document flags used during bootstrap for
3102 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3105 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3106 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3108 (smin<mode>3): Ditto from similar patterns.
3109 (smax<mode>3): Ditto.
3110 (*ieee_smin<mode>3): Ditto.
3111 (*ieee_smax<mode>3): Ditto.
3112 * config/i386/sse.md (sse): New mode attribute.
3113 (mov<mode>): Macroize expander from movv4sf and movv2df using
3114 SSEMODEF2P mode iterator.
3115 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3116 SSE_VEC_FLOAT_MODE_P as insn constraint.
3117 (storent<mode>): Ditto.
3118 (storent<mode>): Macroize expander from storentsf and storentdf using
3119 MODEF mode iterator.
3120 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3121 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3122 (abs<mode>2): Ditto from similar patterns.
3123 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3124 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3125 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3126 (<sse>_vmsqrt<mode>2): Ditto.
3127 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3128 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3129 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3130 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3131 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3132 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3133 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3135 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3136 iterator and SSE_FLOAT_MODE_P as insn constraint.
3137 (<sse>_ucomi): Ditto from similar patterns.
3138 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3139 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3140 SSE_VEC_FLOAT_MODE_P as insn constraint.
3141 (vcond<mode>): Ditto from similar patterns.
3142 (and<mode>3, *and<mode>3): Ditto.
3143 (<sse>_nand<mode>3): Ditto.
3144 (ior<mode>3, *ior<mode>3): Ditto.
3145 (xor<mode>3, *xor<mode>3): Ditto.
3146 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3147 iterator and SSE_FLOAT_MODE_P as insn constraint.
3148 (*nand<mode>3): Ditto from similar patterns.
3149 (*ior<mode>3): Ditto.
3150 (*xor<mode>3): Ditto.
3152 2008-02-20 Ira Rosen <irar@il.ibm.com>
3154 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3155 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3156 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3158 2008-02-19 Jan Hubicka <jh@suse.cz>
3160 * predict.c (tree_bb_level_predictions): Remove variable next
3161 mistakely introduced by previous commit.
3163 2008-02-19 Jan Hubicka <jh@suse.cz>
3165 * predict.c (predict_paths_leading_to): Rewrite.
3166 (predict_paths_for_bb): New.
3167 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3169 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3172 * Makefile.in (build_file_translate): New.
3173 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3174 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3175 * configure.ac (build_file_translate): Substitute it.
3176 * configure: Regenerate.
3178 2008-02-19 Jan Hubicka <jh@suse.cz>
3180 PR rtl-optimization/34408
3181 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3184 2008-02-19 Jan Hubicka <jh@suse.cz>
3187 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3190 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3193 * config/i386/i386-modes.def: Revert the last DI alignment
3194 change until Ada people can look into it.
3196 2008-02-19 Nick Clifton <nickc@redhat.com>
3198 * opts.c (print_specific_help): Fix typo in --help text.
3200 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3203 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3204 32-bit inline asm without asm alternatives for host GCC < 3.0.
3206 2008-02-19 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/34989
3209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3210 Allow propagation to INDIRECT_REF if we can simplify only.
3212 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3214 * c-common.c (warn_for_collisions_1): Use appropriate option when
3217 2008-02-19 Nick Clifton <nickc@redhat.com>
3220 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3221 (handle_options): Fix indentation.
3222 (print_filtered_help): If no language-specific options were
3223 displayed tell the user how to list all the options supported by
3224 the language's front-end.
3225 (print_specific_help): Fix indentation and remove duplicate line.
3226 (common_handle_option): Handle the -v option.
3227 For --help enable the display of undocumented options if the -v
3228 switch has been included on the command line.
3229 For --help= check for overlaps in the arguments between the option
3230 classes and the language names and issue a warning when they
3231 cannot be disambiguated.
3232 * c.opt (v): Pass on to the common option handler.
3234 2008-02-19 Revital Eres <eres@il.ibm.com>
3236 * modulo-sched.c (sms_schedule): Change dump message when
3237 create_ddg function fails.
3238 (try_scheduling_node_in_cycle): Rename row to cycle.
3239 (print_partial_schedule): Rename CYCLE to ROW.
3241 2008-02-19 Christian Bruel <christian.bruel@st.com>
3242 Zdenek Dvorak <ook@ucw.cz>
3244 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3246 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3249 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3250 (*x86_movdicc_0_m1_se): Ditto.
3252 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3254 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3255 (CMPtype): Define as __gcc_CMPtype.
3256 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3257 (CMPtype): Define as __gcc_CMPtype.
3259 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3261 Support valgrind 3.3 for --enable-checking=valgrind.
3262 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3264 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3265 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3266 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3267 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3268 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3269 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3270 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3272 * ggc-zone.c: Similar.
3273 * ggc-page.c: Similar.
3275 2008-02-19 Paul Brook <paul@codesourcery.com>
3278 * config/arm/ieee754-df.S: Fix do_it typo.
3279 * config/arm/ieee754-sf.S: Fix do_it typo.
3281 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3284 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3285 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3286 (OPTION_MASK_ISA_SSE_SET): Likewise.
3287 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3288 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3289 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3290 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3291 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3292 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3293 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3294 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3295 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3296 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3297 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3298 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3299 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3300 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3301 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3302 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3303 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3304 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3305 (OPTION_MASK_ISA_SSE4): Removed.
3306 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3307 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3308 (override_options): Don't turn on implied SSE/MMX bits in
3311 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3313 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3316 2008-02-18 Joey Ye <joey.ye@intel.com>
3319 * tree-nested.c (insert_field_into_struct): Set type alignment
3320 to field alignment if the former is less than the latter.
3322 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3324 * BASE-VER: Set to 4.4.0.
3326 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3328 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3329 * doc/cfg.texi: Likewise.
3330 * doc/extend.texi: Likewise.
3331 * doc/gty.texi: Likewise.
3332 * doc/invoke.texi: Likewise.
3333 * doc/loop.texi: Likewise.
3334 * doc/md.texi: Likewise.
3335 * doc/passes.texi: Likewise.
3336 * doc/rtl.texi: Likewise.
3337 * doc/sourcebuild.texi: Likewise.
3338 * doc/tm.texi: Likewise.
3339 * doc/tree-ssa.texi: Likewise.
3341 2008-02-17 Richard Guenther <rguenther@suse.de>
3344 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3345 without default definition.
3347 2008-02-17 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/35231
3350 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3353 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3356 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3357 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3358 libgcc_cmp_return mode.
3360 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3363 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3365 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3367 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3370 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3372 * doc/c-tree.texi: Use `@.' where appropriate.
3373 * doc/extend.texi: Likewise.
3374 * doc/install.texi: Likewise.
3375 * doc/invoke.texi: Likewise.
3376 * doc/loop.texi: Likewise.
3377 * doc/makefile.texi: Likewise.
3378 * doc/md.texi: Likewise.
3379 * doc/passes.texi: Likewise.
3380 * doc/standards.texi: Likewise.
3381 * doc/tm.texi: Likewise.
3383 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3386 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3388 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3389 rather than in entry_bb.
3391 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3394 libgcc_cmp_return mode.
3396 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3399 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3400 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3402 2008-02-15 Richard Guenther <rguenther@suse.de>
3403 Zdenek Dvorak <ook@ucw.cz>
3405 PR tree-optimization/35164
3406 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3407 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3408 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3409 Only propagate addresses which do not have abnormal SSA_NAMEs
3412 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3415 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3417 2008-02-15 Jan Hubicka <jh@suse.cz>
3420 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3422 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3425 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3426 when calculating alignment_pad.
3428 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3431 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3432 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3433 and STACK_BOUNDARY define.
3435 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3437 PR preprocessor/35061
3438 * c-pragma.c (handle_pragma_pop_macro): Check that
3439 pushed_macro_table has been allocated.
3441 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3444 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3445 (force_gimple_operand): Likewise.
3446 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3447 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3448 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3449 (find_interesting_uses_address): Check addressability and alignment
3450 of the base expression only after substituting bases of IVs into it.
3452 2008-02-14 Michael Matz <matz@suse.de>
3455 * function.c (instantiate_virtual_regs_in_insn): Reload address
3456 before falling back to reloading the whole operand.
3458 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3460 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3461 before the first section switch note.
3463 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3465 * doc/bugreport.texi: Update copyright years.
3466 * doc/c-tree.texi: Likewise.
3467 * doc/cfg.texi: Likewise.
3468 * doc/cpp.texi: Likewise.
3469 * doc/cppinternals.texi: Likewise.
3470 * doc/fragments.texi: Likewise.
3471 * doc/frontends.texi: Likewise.
3472 * doc/gcc.texi: Likewise.
3473 * doc/gty.texi: Likewise.
3474 * doc/hostconfig.texi: Likewise.
3475 * doc/implement-c.texi: Likewise.
3476 * doc/libgcc.texi: Likewise.
3477 * doc/loop.texi: Likewise.
3478 * doc/makefile.texi: Likewise.
3479 * doc/options.texi: Likewise.
3480 * doc/passes.texi: Likewise.
3481 * doc/rtl.texi: Likewise.
3482 * doc/sourcebuild.texi: Likewise.
3483 * doc/standards.texi: Likewise.
3484 * doc/tree-ssa.texi: Likewise.
3485 * doc/trouble.texi: Likewise.
3487 * doc/extend.texi: Use @: or add comma where appropriate.
3488 * doc/invoke.texi: Likewise.
3489 * doc/tm.texi: Likewise.
3491 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3494 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3497 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3499 * doc/md.texi (clz, ctz): Add reference.
3500 * doc/rtl.texi (clz, ctz): Likewise.
3502 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3505 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3508 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3510 * config/s390/s390.c (struct constant_pool): New field
3511 emit_pool_after added.
3512 (s390_mainpool_start): Set the emit_pool_after flag according
3513 to the section switch notes.
3514 (s390_mainpool_finish): Consider emit_pool_after when emitting
3515 the literal pool at the end of the function.
3516 (s390_chunkify_start): Force literal pool splits at section
3519 2008-02-13 Michael Matz <matz@suse.de>
3522 * var-tracking.c (clobber_variable_part): Correctly traverse the
3525 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3528 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3529 Add -fdump-ipa-inline.
3530 * tree-dump.c (dump_files): Remove tree-inlined dump.
3531 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3533 2008-02-12 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/35171
3536 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3539 2008-02-12 Richard Guenther <rguenther@suse.de>
3542 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3543 value-preserving mode. Disallow final truncation.
3545 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3548 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3549 code from here to...
3550 (force_gimple_operand): ...here.
3552 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3555 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3556 non-compatible pointers.
3557 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3558 different FIELD_DECLs, try harder by comparing field offsets, sizes
3562 * function.c (match_asm_constraints_1): Don't replace the same input
3565 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3567 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3568 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3569 (expand_epilogue): Restore RAMPZ register.
3570 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3572 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3574 * config/i386/cygwin.asm: (__alloca): Correct calling
3575 convention and alignment.
3576 (__chkstk): Force 8 byte stack alignment.
3578 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3579 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/33992
3582 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3583 the zero we compare against.
3585 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3588 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3589 to CloseHandle after unlocking to prevent accumulation of handle
3592 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3595 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3596 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3597 and update LABEL_NUSES during and after reload.
3599 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3602 * combine.c (simplify_if_then_else): Make sure the comparison is
3603 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3605 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3608 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3609 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3610 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3611 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3612 * tree.h (get_type_static_bounds): Likewise.
3614 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3616 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3617 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3618 Make -Wfoo language annotations match what the compiler outputs.
3620 2008-02-08 Sa Liu <saliu@de.ibm.com>
3622 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3623 intrinsics spu_convts, spu_convtu, spu_convtf.
3624 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3626 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3628 * doc/extend.texi (Function Attributes) <noinline>: Mention
3629 asm ("") as method to keep calls.
3631 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3634 * doc/options.texi (Options): Replace references to opts.sh with
3636 * opts-common.c: Likewise.
3637 * optc-gen.awk: Likewise.
3639 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3641 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3643 2008-02-07 Richard Henderson <rth@redhat.com>
3646 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3647 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3650 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3652 PR tree-optimization/35085
3653 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3654 for operand entry oe2 in addition to operand entry oe3 in order to
3655 expose more opportunities for vectorizer sum reduction.
3657 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3660 * Makefile.in (LIBS): Remove $(GMPLIBS).
3661 (cc1-dummy, cc1): Add $(GMPLIBS).
3663 2008-02-06 Jan Hubicka <jh@suse.cz>
3666 * i386.md (moddf_integer): Do not produce partial memory stalls for
3667 targets where it hurts.
3669 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3672 * optabs.c (expand_float): Do not check for decimal modes when
3673 expanding unsigned integer through signed conversion.
3675 2008-02-06 Nick Clifton <nickc@redhat.com>
3677 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3678 inside the clobber with a match_operand and duplicated operand
3679 number in the constraint.
3680 (ineqbranchsi): Delete redundant comment.
3682 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3684 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3685 builtin_define ("__USE_INIT_FINI__").
3686 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3688 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3690 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3692 PR documentation/30330
3693 * doc/invoke.texi (C++ Dialect Options)
3694 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3695 For each warning option -Wfoo that allows -Wno-foo, ensure both
3696 -Wfoo and -Wno-foo are listed in the option index. Fix index
3697 entry of -Wswitch-default, index -Wnormalized= including the
3698 `=', and -Wlarger-than-@var{len} including @var{len}.
3700 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3702 * config/i386/i386.md (floatunssisf2): Use
3703 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3704 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3705 Macroize expander using MODEF mode iterator.
3707 2008-02-05 Diego Novillo <dnovillo@google.com>
3709 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3712 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3714 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3719 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3722 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3723 to indicate if a message should be generated.
3724 (init_cumulative_args): Updated.
3725 (function_value_32): Likewise.
3727 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3729 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3731 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3734 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3735 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3737 2008-02-04 Diego Novillo <dnovillo@google.com>
3739 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3742 * tree-vrp.c (vrp_evaluate_conditional): With
3743 -Wtype-limits, emit a warning when comparing against a
3744 constant outside the natural range of OP0's type.
3746 2008-02-04 Richard Guenther <rguenther@suse.de>
3749 * expr.c (count_type_elements): Give for unions instead of
3752 2008-02-04 Richard Guenther <rguenther@suse.de>
3755 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3756 to TYPE_DOMAINs base type instead of using bitsizetype here.
3758 2008-02-03 Jason Merrill <jason@redhat.com>
3760 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3762 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3765 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3766 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3767 (RS/6000 and PowerPC Options): Fix typos and markup.
3768 * doc/passes.texi (Tree-SSA passes): Likewise.
3770 2008-02-02 Michael Matz <matz@suse.de>
3773 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3774 from record_last_reg_set_info.
3775 (record_last_reg_set_info): Take an RTX argument, iterate over all
3776 constituent hardregs.
3777 (record_last_set_info, record_opr_changes): Change calls to
3778 new signature or to record_last_reg_set_info_regno.
3780 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3782 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3784 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3786 PR rtl-optimization/34773
3787 * reg-notes.def (EQUAL): Mention significance of combination of
3788 REG_EQUAL and REG_RETVAL.
3789 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3790 insn that has a REG_RETVAL.
3792 2008-02-01 Roger Sayle <roger@eyesopen.com>
3795 * configure.ac (--enable-fixed-point): Disable unless explicitly
3797 * configure: Regenerate.
3799 2008-02-01 Richard Guenther <rguenther@suse.de>
3802 * invoke.texi (-finline-limit): Remove no longer true parts
3803 of the documentation. Note that there is no default value.
3805 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3806 Mark Mitchell <mark@codesourcery.com>
3807 Ben Elliston <bje@au.ibm.com>
3810 * doc/extend.texi (Other Builtins): Document.
3812 2008-01-31 Tom Browder <tom.browder@gmail.com>
3814 * doc/c-tree.texi (Types): Fix grammar.
3815 (Expression trees): Ditto.
3816 * doc/passes.texi (Tree-SSA passes): Ditto.
3818 * doc/configterms.texi (Configure Terms): Fix typo.
3819 * doc/cpp.texi (Common Predefined Macros): Ditto.
3820 * doc/md.texi (Machine Constraints): Ditto.
3822 * doc/makefile.texi (Makefile): Add comma.
3824 2008-01-31 Tom Browder <tom.browder@gmail.com>
3825 Gerald Pfeifer <gerald@pfeifer.com>
3827 * doc/sourcebuild.texi (Front End): Remove references to CVS
3828 and CVSROOT/modules.
3829 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3830 (Back End): Remove reference to CVS.
3832 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3835 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3837 (mips16_gp_pseudo_reg): ...here.
3838 * config/mips/mips.md (load_const_gp): Replace with...
3839 (load_const_gp_<mode>): ...this :P-based insn.
3841 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3843 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3844 options. Minor fixes.
3845 (-std): Move reference to standards closer to where language
3846 standards are first mentioned.
3848 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3850 PR rtl-optimization/34995
3851 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3852 parameter and return a bool. If the rtx parameter is nonnull,
3853 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3854 (find_reloads): Update call accordingly. Pass the new operand
3855 if it needed no address reloads, otherwise pass null.
3857 2008-01-30 Richard Henderson <rth@redhat.com>
3860 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3861 for unbounded arrays.
3863 2008-01-30 Silvius Rus <rus@google.com>
3865 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3867 2008-01-30 Jan Hubicka <jh@suse.cz>
3870 * i386.c (init_cumulative_args): Use real function declaration when
3873 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3875 PR rtl-optimization/34998
3876 * global.c (build_insn_chain): Treat non-subreg_lowpart
3877 SUBREGs of pseudos as clobbering all the words covered by the
3878 SUBREG, not just all the bytes.
3879 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3880 original df_ref rather than an extract parameter.
3881 (global_conflicts): Update call accordingly.
3883 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3885 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3886 the overflow check to make it easier to read.
3887 (__fixtfdi): Change the type of the ll member in union
3888 long_double to UDItype_x.
3890 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3893 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3894 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3895 * tree-inline.c (fold_marked_statements): Call
3896 cgraph_update_edges_for_call_stmt if folding a call statement.
3897 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3898 debug_generic_stmt calls, reset it back afterwards.
3901 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3903 * c-typeck.c (build_external_ref): Don't pedwarn about
3904 static vars in current function's scope.
3906 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3908 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3910 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3913 * ipa-struct-reorg.c: Fix spelling.
3914 * params.def: Ditto.
3916 2008-01-29 Richard Guenther <rguenther@suse.de>
3919 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3921 * tree-inline.c (remap_type): Increment remapping_type_depth
3922 around remapping types.
3923 (copy_body_r): Only add referenced variables if they are referenced
3924 from code, not types.
3926 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3937 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3938 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3940 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3943 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3944 pointer for tiny stack.
3946 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3948 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3950 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3952 * config/vx-common.h: Fix typo in comment.
3954 2008-01-28 Ian Lance Taylor <iant@google.com>
3958 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3959 coalesce pointers if they have different DECL_NO_TBAA_P values.
3960 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3961 between variables with different DECL_NO_TBAA_P values.
3963 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3966 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3967 are not legitimate small data references on SPE targets.
3969 2008-01-28 David Daney <ddaney@avtrex.com>
3971 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3973 2008-01-28 David Daney <ddaney@avtrex.com>
3975 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3977 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3979 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3980 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3981 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3982 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3983 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3984 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3985 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3986 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3988 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3990 * basic-block.h (condjump_equiv_p): Fix comment.
3992 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3994 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3995 print_generic_stmt_indented): Fix comment.
3997 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3999 * configure.ac (__stack_chk_fail): Add detecion for availability
4000 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4001 * configure: Regenerate.
4003 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4006 * final.c (output_addr_const): Handle TRUNCATE.
4008 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4011 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4012 (zero_cost, infinite_cost): New constants.
4013 (struct cost_pair): Change type of cost to comp_cost.
4014 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4015 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4017 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4018 split_address_cost, ptr_difference_cost, difference_cost,
4019 get_computation_cost_at, get_computation_cost,
4020 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4021 determine_use_iv_cost_condition, determine_use_iv_costs,
4022 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4023 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4024 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4025 Change type of cost to comp_cost.
4026 (determine_iv_cost): Increase cost of non-original ivs, instead
4027 of decreasing the cost of original ones.
4028 (get_address_cost): Indicate the complexity of the addressing mode
4030 (try_add_cand_for): Prefer using ivs not specific to some object.
4031 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4033 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4034 Janis Johnson <janis187@us.ibm.com>
4037 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4038 (TARGET_INSTANTIATE_DECLS): Likewise.
4039 * target.h (expand_to_rtl_hook): New target hook.
4040 (instantiate_decls): Likewise.
4041 * function.c (instantiate_decl): Make non-static. Rename to...
4042 (instantiate_decl_rtl): ... this.
4043 (instantiate_expr): Use instantiate_decl_rtl.
4044 (instantiate_decls_1): Likewise.
4045 (instantiate_decls): Likewise.
4046 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4047 * function.h (instantiate_decl_rtl): Add prototype.
4048 * cfgexpand.c (target.h): New include.
4049 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4050 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4051 (TARGET_INSTANTIATE_DECLS): Likewise.
4052 (TARGET_INITIALIZER): New target hooks added.
4053 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4055 * config/rs6000/rs6000.c (tree-flow.h): New include.
4056 (machine_function): Add sdmode_stack_slot field.
4057 (rs6000_alloc_sdmode_stack_slot): New function.
4058 (rs6000_instantiate_decls): Likewise.
4059 (rs6000_secondary_memory_needed_rtx): Likewise.
4060 (rs6000_check_sdmode): Likewise.
4061 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4062 (TARGET_INSTANTIATE_DECLS): Likewise.
4063 (rs6000_hard_regno_mode_ok): Allow SDmode.
4064 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4065 (rs6000_emit_move): Handle SDmode.
4066 (function_arg_advance): Likewise.
4067 (function_arg): Likewise.
4068 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4069 SDmode var args for 32-bit compiles.
4070 (rs6000_secondary_reload_class): Handle SDmode.
4071 (rs6000_output_function_epilogue): Likewise.
4072 (rs6000_function_value): Simplify if statement.
4073 (rs6000_libcall_value): Likewise.
4074 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4075 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4076 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4077 (movsd_hardfloat): New define_insn.
4078 (movsd_softfloat): Likewise.
4079 (movsd_store): Likewise.
4080 (movsd_load): Likewise.
4081 (extendsddd2): Likewise.
4082 (extendsdtd2): Likewise.
4083 (truncddsd2): Likewise.
4084 (movdd_hardfloat64): Fixup comment.
4085 (UNSPEC_MOVSD_LOAD): New constant.
4086 (UNSPEC_MOVSD_STORE): Likewise.
4088 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4091 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4093 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4094 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4095 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4098 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4101 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4102 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4103 __LONGDOUBLE128 too.
4104 * config/rs6000/aix61.h: New file.
4106 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4108 PR rtl-optimization/34959
4109 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4110 popcount and parity rtxes the same mode as their operand.
4111 Truncate or extend the result to the return value's mode
4114 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4117 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4118 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4119 to GOT_VERSION_REGNUM.
4120 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4121 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4122 * config/mips/mips.c (mips_emit_call_insn): New function.
4123 (mips_call_tls_get_addr): Call mips_expand_call directly.
4124 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4126 (mips16_build_call_stub): Likewise. Return the call insn or null.
4127 (mips_expand_call): Update the call to mips16_build_call_stub
4128 accordingly and a remove redundant condition. Assert that MIPS16
4129 stubs do not use lazy binding. Use mips_emit_call_insn and return
4131 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4133 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4134 (mips_avoid_hazard): Remove hazard_set handling.
4135 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4136 (UNSPEC_RESTORE_GP): ...this.
4137 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4138 (FAKE_CALL_REGNO): Rename to...
4139 (GOT_VERSION_REGNUM): ...this.
4140 (type): Add "ghost" value. Add an associated insn reservation.
4141 (hazard_set): Remove.
4142 (exception_receiver): Rename to...
4143 (restore_gp): ...this and update the unspec identifier accordingly.
4144 (exception_receiver, nonlocal_got_receiver): New expanders.
4145 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4146 FAKE_CALL_REGNO. Remove hazard_set attribute.
4147 (set_got_version, update_got_version): New patterns.
4149 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4152 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4154 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4157 * doc/install.texi2html: Generate gcc-vers.texi.
4159 2008-01-25 DJ Delorie <dj@redhat.com>
4161 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4163 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4165 * config/c4x: Remove directory.
4166 * config.gcc (crx-*, mt-*): Mark obsolete.
4167 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4168 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4169 sh-*-rtemscoff*): Remove cases.
4170 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4171 * real.c (encode_c4x_single, decode_c4x_single,
4172 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4173 c4x_extended_format): Remove.
4174 * real.h (c4x_single_format, c4x_extended_format): Remove.
4175 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4177 (Pragmas): Remove comment about c4x pragmas.
4178 * doc/install.texi (c4x): Remove target-specific instructions.
4179 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4180 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4181 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4182 refer to C4x source files as examples.
4183 (C4X_FLOAT_FORMAT): Remove documentation.
4185 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4187 * config/bfin/bfin.c (override_options): Reorder tests so that
4188 flag_pic gets enabled for -msep-data.
4190 2008-01-25 Richard Guenther <rguenther@suse.de>
4193 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4194 to its bitfield precision if required.
4196 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4199 * tree-nested.c (walk_omp_for): New function.
4200 (convert_nonlocal_reference, convert_local_reference): Call
4201 walk_omp_for on OMP_FOR.
4202 (convert_call_expr): Call walk_body on OMP_FOR's
4203 OMP_FOR_PRE_INIT_BODY.
4205 2008-01-25 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/34966
4208 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4209 default defs and PHI_NODEs we have to insert after the
4212 2008-01-24 Nick Clifton <nickc@redhat.com>
4214 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4215 Provide a default definition.
4216 (LIBGCC2_UNITS_PER_WORD): Likewise.
4218 * config/stormy16/stormy16.c: Include df.h for the prototype
4219 for df_regs_ever_live_p.
4220 (xstormy16_expand_builtin_va_start): Convert the stack offset
4221 into a component_ref and then use POINTER_PLUS_EXPR to add it
4222 to the incoming_virtual_args_rtx.
4223 (xstormy16_gimplify_va_arg_expr): Rename to
4224 xstormy16_gimplify_va_arg_expr.
4225 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4226 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4227 xstormy16_gimplify_va_arg_expr.
4228 Fix up some formatting issues.
4230 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4231 Move to predicates.md.
4232 (xs_hi_general_operand): Likewise.
4233 (xs_hi_nonmemory_operand): Likewise.
4234 * config/stormy16/predicates.md:
4235 (xstormy16_carry_plus_operand): New predicate.
4236 (xs_hi_general_operand): New predicate.
4237 (xs_hi_nonmemory_operand): New predicate.
4238 * config/stormy16/stormy16-protos.h:
4239 (xstormy16_carry_plus_operand): Delete prototype.
4240 (xs_hi_general_operand): Likewise.
4241 (xs_hi_nonmemory_operand): Likewise.
4243 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4244 modifiers as they are no longer needed and they can trigger
4245 reload spill failures.
4247 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4248 with a match_operand in order to help reload.
4250 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4251 constraint with 'e' for the 8th alternative as this version of
4252 the mov.w instruction only accepts the lower 8 registers.
4254 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4257 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4258 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4261 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4264 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4266 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4268 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4270 (remove_structure): Update allocations list before removing structure.
4272 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4274 * ipa-struct-reorg.c (is_safe_cond_expr,
4275 create_new_stmts_for_cond_expr): Use integer_zerop function,
4276 that recognize not only zero-pointer, but zero-integer too.
4278 2008-01-25 Ben Elliston <bje@au.ibm.com>
4281 * fixproto: Escape "." in sed expression that strips leading "./".
4283 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4286 * gcc.c (SWITCH_OK): Removed.
4287 (SWITCH_LIVE): Changed to bit.
4288 (SWITCH_FALSE): Likewise.
4289 (SWITCH_IGNORE): Likewise.
4290 (switchstr): Change live_cond to unsigned int.
4291 (process_command): Replace SWITCH_OK with 0.
4292 (do_self_spec): Likewise.
4293 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4294 (give_switch): Likewise.
4295 (used_arg): Likewise.
4296 (do_spec_1): Set the SWITCH_IGNORE bit.
4297 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4298 bits. Set the SWITCH_LIVE bit.
4300 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4302 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4304 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4306 PR tree-optimization/34472
4307 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4308 parameter to a "bool *" and set *DATA to false if there is
4309 an unsafe access. Do not delete the structure here.
4310 (check_cond_exprs): Delete it here instead.
4311 (check_cond_exprs, exclude_cold_structs): Do not increase
4312 I when removing a structure.
4314 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4317 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4318 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4320 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4323 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4324 a fixed vector for stack.
4326 2008-01-24 Ben Elliston <bje@au.ibm.com>
4329 * doc/gcc.texi (Software development): Add a direntry for g++.
4331 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4333 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4334 stale and straggling -fforce-addr comments above.
4336 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4338 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4339 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4341 2008-01-23 Michael Matz <matz@suse.de>
4344 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4347 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4349 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4352 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4354 * config/avr/avr.c (avr_current_arch): New variable.
4355 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4356 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4357 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4358 (avr_override_options): Init 'avr_current_arch'.
4359 (base_arch_s): Move from here...
4360 * config/avr/avr.h (base_arch_s): ... here. Add new members
4361 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4362 'mega' to 'have_jmp_call'.
4363 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4364 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4366 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4368 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4369 MULTILIB_MATCHES): (Ditto.).
4371 2008-01-23 Richard Guenther <rguenther@suse.de>
4374 * cgraphunit.c (cgraph_reset_node): Always mark the node
4375 not reachable if it is not queued already.
4377 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4379 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4380 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4381 (cputype_selected): New static variable.
4382 (bfin_handle_option): Set it if -mcpu is used.
4383 (override_option): Select default set of workarounds if no cpu type
4384 selected on the command line.
4385 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4387 From Michael Frysinger <michael.frysinger@analog.com>
4388 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4389 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4391 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4392 for bf547, bf523, bf524, and bf526.
4393 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4395 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4396 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4397 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4398 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4399 * doc/invoke.texi (Blackfin Options): Document that
4400 -mcpu now accept bf547, bf523, bf524, and bf526.
4402 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4404 PR rtl-optimization/34628
4405 * combine.c (try_combine): Stop and undo after the first combination
4406 if an autoincrement side-effect on the first insn has effectively
4409 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4412 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4413 Offset addresses are not valid for Altivec or paired float modes.
4415 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4418 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4419 if DECL_INITIAL (decl) is error_mark_node.
4422 * c-common.c (handle_vector_size_attribute): Only allow
4423 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4424 the same way as pointer, array etc. types.
4425 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4428 * tree.c (build_type_attribute_qual_variant): Call
4429 build_qualified_type if attributes are equal, but quals are not.
4431 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4434 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4435 * flags.h (warn_strict_aliasing): Remove.
4436 (warn_strict_overflow): Remove.
4437 * opts.c (warn_strict_aliasing): Remove.
4438 (warn_strict_overflow): Remove.
4439 * c-opts.c (c_common_handle_option): -Wall only sets
4440 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4441 (c_common_post_options): Give default values to -Wstrict-aliasing
4442 and -Wstrict-overflow if they are uninitialized.
4443 * common.opt (Wstrict-aliasing): Specify Var and Init.
4444 (Wstrict-overflow): Likewise.
4446 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4448 PR rtl-optimization/26854
4449 PR rtl-optimization/34400
4450 PR rtl-optimization/34884
4451 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4453 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4454 (df_rd_bb_info.expanded_lr_out): Deleted
4455 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4456 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4457 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4458 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4459 Removed code to allocate, initialize or free expanded_lr_out.
4460 (df_rd_bb_local_compute_process_def): Restructured to make more
4462 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4463 sets if the sets are being trimmed.
4465 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4468 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4469 (as_vers): Likewise.
4470 * configure: Regenerated.
4472 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4475 * tree-pass.h (pass_build_alias): New pass.
4476 * tree-ssa-alias.c (gate_build_alias): New.
4477 (pass_build_alias): New.
4478 * passes.c (init_optimization_passes): Add pass_build_alias after
4479 pass_create_structure_vars.
4481 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4483 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4484 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4485 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4486 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4487 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4488 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4489 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4490 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4491 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4492 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4493 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4494 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4495 * config/s390/s390.md (FP_ALL): New mode iterator.
4496 (_d): New mode attribute.
4497 ("*signbit<mode>2>"): Changed mode of first operand.
4498 ("isinf<mode>2"): Changed mode of first operand.
4499 ("*TDC_insn"): Adaptation for DFP modes.
4501 2008-01-22 Ben Elliston <bje@au.ibm.com>
4503 * tree.c (check_qualified_type): Improve function description.
4505 2008-01-21 Jason Merrill <jason@redhat.com>
4508 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4509 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4512 2008-01-21 DJ Delorie <dj@redhat.com>
4514 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4517 2008-01-21 Richard Guenther <rguenther@suse.de>
4520 * tree-cfg.c (verify_expr): Allow all invariant expressions
4521 instead of just constant class ones as reference argument.
4522 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4523 like any other constant.
4524 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4526 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4528 * regmove.c (fixup_match_1): Update call crossed frequencies.
4530 2008-01-21 Richard Guenther <rguenther@suse.de>
4533 * tree-inline.c (setup_one_parameter): Deal with mismatched
4534 types using a VIEW_CONVERT_EXPR.
4536 2008-01-21 Alon Dayan <alond@il.ibm.com>
4537 Olga Golovanevsky <olga@il.ibm.com>
4539 PR tree-optimization/34701
4540 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4541 when the structure size is not a power of 2.
4543 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4545 * doc/install.texi: Add doc for --enable-checking=df.
4547 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4549 PR rtl-optimization/34808
4550 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4552 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4554 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4557 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4559 PR rtl-optimization/26854
4560 PR rtl-optimization/34400
4561 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4563 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4564 (df_rd_bb_info.expanded_lr_out): New.
4565 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4566 * loop_iv.c (iv_analysis_loop_init): Ditto.
4567 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4568 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4569 Added code to allocate, initialize or free expanded_lr_out.
4570 (df_rd_bb_local_compute_process_def): Restructured to make
4571 more understandable.
4572 (df_rd_confluence_n): Add code to do nothing with fake edges and
4573 code to no apply invalidate_by_call sets if the sets are being trimmed.
4574 (df_lr_local_finalize): Renamed to df_lr_finalize.
4575 (df_live_local_finalize): Renamed to df_live_finalize.
4577 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4580 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4581 deciding whether to use reciprocal instructions.
4583 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4585 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4586 dwarf2out_note_section_used if cold_text_section is NULL.
4588 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4590 PR gcov-profile/34610
4591 * tree-cfg.c (make_edges): Mark both outgoing edges from
4592 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4593 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4594 from OMP_FOR and OMP_CONTINUE outgoing edges.
4596 * tree-profile.c (tree_profiling): Return early if
4597 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4599 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4600 from cfun to child_cfun.
4601 * function.h (struct function): Add after_tree_profile bit.
4603 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4605 * config/avr/avr.S (_exit): Disable interrupt.
4607 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4608 Steven Bosscher <stevenb.gcc@gmail.com>
4610 PR rtl-optimization/26854
4611 PR rtl-optimization/34400
4612 * df-problems.c (df_live_scratch): New scratch bitmap.
4613 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4614 (df_live_reset): Clear the proper bitmaps.
4615 (df_live_bb_local_compute): Only process the artificial defs once
4616 since the order is not important.
4617 (df_live_init): Init the df_live sets only with the variables
4618 found live by df_lr.
4619 (df_live_transfer_function): Use the df_lr sets to prune the
4620 df_live sets as they are being computed.
4621 (df_live_free): Free df_live_scratch.
4623 2008-01-18 Ian Lance Taylor <iant@google.com>
4625 * common.opt: Add fmerge-debug-strings.
4626 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4627 flag_merge_debug_strings rather than flag_merge_constants.
4628 * doc/invoke.texi (Option Summary): Mention
4629 -fmerge-debug-strings.
4630 (Debugging Options): Document -fmerge-debug-strings.
4632 2008-01-18 Ian Lance Taylor <iant@google.com>
4635 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4636 (struct tree_function_decl): Add new field operator_new_flag.
4637 * tree-inline.c (expand_call_inline): When inlining a call to
4638 operator new, force the return value to go into a variable, and
4639 set DECL_NO_TBAA_P on that variable.
4640 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4642 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4645 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4646 DWARF2_DEBUGGING_INFO.
4647 (dwarf2out_note_section_used): Ditto. Add prototype.
4648 (have_multiple_function_sections, text_section_used,
4649 cold_text_section_used, *cold_text_sections): Move declarations
4652 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4654 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4655 field and add signal_ra.
4656 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4657 assignments to frame state pc. Move end of stack check after
4658 MD_FALLBACK_FRAME_STATE_FOR.
4659 (uw_update_context_1): Use frame state signal_regs if set, instead
4660 of checking signal_frame flag.
4661 (uw_update_context): Use frame state signal_ra if set.
4662 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4663 * config/xtensa/linux-unwind.h: New file.
4665 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4667 * modulo-sched.c (get_sched_window): Fix comment typo.
4669 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4671 PR tree-optimization/34648
4672 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4674 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4676 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4677 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4679 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4681 PR rtl-optimization/34400
4682 * df-core.c (df_worklist_dataflow_overeager,
4683 df_worklist_dataflow_doublequeue): New functions.
4684 (df_worklist_dataflow): Two different worklist solvers.
4685 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4688 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4691 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4692 and ftree-parallelize-loops.
4694 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4696 PR rtl-optimization/34826
4697 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4699 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4701 * global.c (find_reg): Mark the eh regs as used if necessary.
4702 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4703 * ra.h (struct allocno): no_eh_reg field added. Changed
4704 no_stack_reg type to bitfield.
4706 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4708 * tree.c (substitute_in_expr): Add missing 'break'.
4710 2008-01-17 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/34825
4713 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4714 x / x as division to handle.
4716 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4718 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4719 "-pthread" is specified.
4720 * pa-hpux11.h (LIB_SPEC): Likewise.
4722 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4723 Peter Bergner <bergner@vnet.ibm.com>
4725 PR rtl-optimization/33796
4726 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4728 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4730 PR libgfortran/34699
4731 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4733 * pa-hpux10.h (LINK_SPEC): Likewise.
4734 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4736 2008-01-16 Richard Guenther <rguenther@suse.de>
4739 * fold-const.c (fold_convert_const_int_from_int): Do not
4740 set overflow if that occured only because of a sign extension
4741 change when converting from/to a sizetype with the same
4742 precision and signedness.
4744 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4747 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4748 location address to the correct place. Update copyright year.
4750 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4752 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4753 no dependences in the dependence_relations vector.
4755 2008-01-16 Jan Hubicka <jh@suse.cz>
4757 PR rtl-optimization/31396
4758 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4759 * cfg.c (dump_reg_info): Print it.
4760 * regs.h (struct reg_info_t): add freq_calls_crossed.
4761 (REG_FREQ_CALLS_CROSSED): New macro.
4762 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4763 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4764 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4765 regmove_optimize): Update call crossed frequencies.
4766 * local-alloc.c (struct qty): Add freq_calls_crossed.
4767 (alloc_qty): Copute freq_calls_crossed.
4768 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4769 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4770 * ra.h (struct allocno): Add freq_calls_crossed.
4772 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4774 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4775 libgomp when compiling with ftree-parallelize-loops.
4776 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4778 2008-01-16 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/34769
4781 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4782 * tree.c (int_cst_value): Instead make this function more
4783 permissive in what it accepts as valid input. Document this
4784 function always sign-extends the value.
4786 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4787 Richard Guenther <rguenther@suse.de>
4790 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4791 (gimple_fold_indirect_ref_rhs): ... this.
4792 (gimple_fold_indirect_ref): New function with foldings
4793 that preserve lvalueness.
4794 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4795 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4796 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4797 to fold an INDIRECT_REF, fall back to the old use of
4798 fold_indirect_ref_1.
4800 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4802 * tree-data-ref.c (subscript_dependence_tester_1): Call
4803 free_conflict_function.
4804 (compute_self_dependence): Same.
4806 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4809 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4810 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4812 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4813 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4814 for DWARF2_UNWIND_INFO targets.
4816 2008-01-16 Richard Guenther <rguenther@suse.de>
4819 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4820 type qualifiers for function types.
4822 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4824 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4825 loop_iterator li from previous commit.
4827 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4829 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4831 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4833 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4834 (parallelize_loops): Don't parallelize irreducible components.
4836 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4839 * c-opts (c_common_post_options): Do not enable CPP
4840 flag_pedantic_errors by default.
4842 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4844 PR rtl-optimization/31944
4845 * cse.c (remove_pseudo_from_table): New function.
4846 (merge_equiv_classes): Use above function to remove pseudo-registers.
4847 (invalidate): Likewise.
4849 2008-01-13 Richard Guenther <rguenther@suse.de>
4852 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4853 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4855 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4857 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4858 validate_change to unshare the source of the PC set.
4860 2008-01-12 Jan Hubicka <jh@suse.cz>
4863 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4864 references above array bounds. This might trigger bounds checks for
4867 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4869 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4870 new_replaceable_dependencies.
4872 2008-01-12 Doug Kwan <dougkwan@google.com>
4874 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4875 instead of OPT_Wreturn_type in warning due to ignored return type
4877 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4878 options included in -Wextra.
4879 * c.opt: New option -Wignored_qualifiers.
4880 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4881 -Wignore_qualifiers.
4882 (-Wignored-qualifiers): Document.
4883 (-Wreturn-type): Remove description of functionality now handled
4884 by -Wignored-qualifiers.
4886 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4889 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4890 NOP_EXPR if it is between integral types with the same precision.
4892 2008-01-12 Jan Hubicka <jh@suse.cz>
4895 * invoke.texi (max-inline-recursive-depth): Fix default value.
4897 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4899 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4902 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4904 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4906 2008-01-11 James E. Wilson <wilson@specifix.com>
4909 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4911 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4913 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4914 save/restore frame pointer register and don't use 'call-prologues'
4915 optimization in function with "OS_task" attribute.
4917 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4920 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4921 when copying to memory.
4923 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4925 PR rtl-optimization/30905
4926 * cfgcleanup.c: Include dce.h
4927 (crossjumps_occured): New global variable.
4928 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4929 If something changed, set crossjumps_occured to true.
4930 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4931 Don't add/remove fake edges to exit here...
4932 (cleanup_cfg): ...but do it here, when crossjumping.
4933 Run a fast DCE when successful crossjumps occured in the latest
4934 iteration of try_optimize_cfg.
4936 2008-01-11 Richard Guenther <rguenther@suse.de>
4938 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4939 (struct vn_unary_op_s): Likewise.
4940 (vn_reference_insert): Free old reference on hash collision.
4942 2008-01-10 Raksit Ashok <raksit@google.com>
4944 PR rtl-optimization/27971
4945 * combine.c (find_split_point): Split PLUS expressions which are
4946 inside a MEM rtx, and whose first operand is complex.
4948 2008-01-10 DJ Delorie <dj@redhat.com>
4950 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4951 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4952 (m32c_hard_regno_ok): Call the underlying function.
4954 2008-01-10 Richard Guenther <rguenther@suse.de>
4957 * tree-cfg.c (tree_merge_blocks): Do not go through the
4958 full-blown folding and stmt updating path if we just deal
4959 with virtual operands.
4960 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4961 test for abnormal SSA_NAMEs.
4963 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4966 * reload.c (push_reload): Add assertions. All constants from
4967 reg_equiv_constant should have been used for replacing the respective
4969 (find_reloads_address): Invoke find_reloads_address_part for
4970 constant taken from the reg_equiv_constant array.
4972 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4974 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4975 field (valnum) the first in the struct. Replace bools with
4978 2008-01-10 Richard Guenther <rguenther@suse.de>
4980 PR tree-optimization/34651
4981 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4982 types and ordering for masking and converting.
4984 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4986 PR tree-optimization/34017
4987 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4988 also for PHI_NODE expressions.
4990 2008-01-09 Jan Hubicka <jh@suse.cz>
4992 PR tree-optimization/34708
4993 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4994 based on number of case labels.
4995 (init_inline_once): Remove switch_cost.
4996 * tree-inline.h (eni_weights_d): Remove switch_cost.
4998 2008-01-09 Richard Guenther <rguenther@suse.de>
4999 Andrew Pinski <andrew_pinski@playstation.sony.com>
5002 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5003 temporary if an rvalue is ok or an lvalue is not required.
5005 2008-01-09 Richard Guenther <rguenther@suse.de>
5008 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5011 2008-01-09 Richard Guenther <rguenther@suse.de>
5014 * tree.c (host_integerp): Check for sizetype only if the
5015 type is an integer type.
5017 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5020 * opts.c (decode_options): Disable inlining of functions called
5021 once if not in unit-at-a-time mode.
5023 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5025 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5027 2008-01-08 Richard Guenther <rguenther@suse.de>
5030 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5031 out early if the result will be unused.
5033 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5038 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5042 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5044 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5045 for vectorization tuned.
5047 2008-01-08 Richard Guenther <rguenther@suse.de>
5049 PR tree-optimization/34683
5050 * tree-ssa-operands.c (operand_build_cmp): Export.
5051 * tree-ssa-operands.h (operand_build_cmp): Declare.
5052 * tree-vn.c (vuses_compare): Remove.
5053 (sort_vuses): Use operand_build_cmp.
5054 (sort_vuses_heap): Likewise.
5055 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5056 to re-use old VEC if available. Do not sort already sorted VUSEs.
5057 (vdefs_to_vec): Do not sort already sorted VDEFs.
5059 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5062 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5064 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5067 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5068 limitations of reciprocal sequences on x86 targets.
5070 2008-01-08 Richard Guenther <rguenther@suse.de>
5072 PR tree-optimization/34683
5073 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5075 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5078 * config/darwin.c (darwin_mergeable_string_section): Don't use
5079 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5081 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5084 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5085 negxf2. Macroize expander using X87MODEF mode iterator. Change
5086 predicates of op0 and op1 to register_operand.
5087 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5088 expander using X87MODEF mode iterator. Change predicates of
5089 op0 and op1 to register_operand.
5090 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5091 corresponding patterns and macroize using MODEF macro. Change
5092 predicates of op0 and op1 to register_operand and remove
5093 "m" constraint. Disparage "r" alternative with "!".
5094 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5095 macroize using X87MODEF macro. Change predicates of op0 and op1
5096 to register_operand and remove "m" constraint. Disparage "r"
5097 alternative with "!".
5098 (absneg splitter with memory operands): Remove.
5099 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5100 patterns and macroize using X87MODEF mode iterator.
5101 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5102 Change predicate of op1 to register_operand.
5103 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5104 for memory operands.
5106 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5108 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5110 2008-01-07 Richard Guenther <rguenther@suse.de>
5112 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5115 2008-01-07 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/34683
5118 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5119 VOPs of the needed size to save memory. Use VEC_quick_push
5120 to save compile-time.
5121 (vdefs_to_vec): Likewise.
5123 2008-01-07 Sa Liu <saliu@de.ibm.com>
5125 * config/spu/spu.md (divdf3): Genetate inline code for double
5126 division. The implementation doesn't handle INF or NAN, therefore it
5127 only applies when -ffinite-math-only is given.
5129 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5132 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5133 * doc/cpp.texi ([Common Predefined Macros]): Document.
5135 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5137 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5138 order to use commutative addition instead of subtraction.
5140 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5141 Mircea Namolaru <namolaru@il.ibm.com>
5142 Vladimir Yanovsky <yanov@il.ibm.com>
5143 Revital Eres <eres@il.ibm.com>
5145 PR tree-optimization/34263
5146 * tree-outof-ssa.c (process_single_block_loop_latch,
5147 contains_tree_r): New functions.
5148 (analyze_edges_for_bb): Call process_single_block_loop_latch
5149 function to empty single-basic-block latch block if possible.
5151 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5155 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5157 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5159 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5161 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5163 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5165 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5167 PR tree-optimization/34618
5168 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5175 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5176 Update copyright year.
5178 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5179 Update copyright year.
5180 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5183 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5185 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5186 edge does not point to current bb before changing need_assert.
5188 2008-01-04 Richard Guenther <rguenther@suse.de>
5191 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5192 for verifying purposes if they are is_gimple_min_invariant.
5194 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5196 PR tree-optimization/34448
5197 PR tree-optimization/34465
5198 * gimplify.c (gimplify_init_constructor): Add new parameter
5199 notify_temp_creation. Use it.
5200 (gimplify_modify_expr_rhs): Take volatiles into account when
5201 optimizing constructors.
5202 Do not optimize constructors if gimplify_init_constructor will dump to
5204 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5205 * gcc.c-torture/compile/pr34448.c: New.
5207 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5209 PR gcov-profile/34609
5210 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5211 return_slot if result is TREE_ADDRESSABLE.
5213 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5215 * config/mips/mips.md (sqrt_condition): Tweak comment.
5216 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5218 2008-01-03 Tom Tromey <tromey@redhat.com>
5221 * c-common.c (c_type_hash): Handle VLAs.
5223 2008-01-03 Jan Hubicka <jh@suse.cz>
5225 PR tree-optimization/31081
5226 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5227 0 when inlining and not inlining to first basic block.
5228 (remap_decl): When var is initialized to 0, don't set default_def.
5229 (expand_call_inline): Set entry_bb.
5230 * tree-inline.h (copy_body_data): Add entry_bb.
5232 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5235 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5238 PR tree-optimization/29484
5239 * tree-inline.c (inline_forbidden_p_2): New function.
5240 (inline_forbidden_p): Disallow inlining if some static var
5241 has an address of a local LABEL_DECL in its initializer.
5242 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5245 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5247 PR tree-optimization/34635
5248 * tree-data-ref.c (add_other_self_distances): Make sure that the
5249 evolution step is constant.
5251 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5254 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5256 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5258 * tree-sra.c (scalarize_init): Insert the generate_element_init
5259 statements after the generate_element_zero statements.
5261 2008-01-02 Richard Guenther <rguenther@suse.de>
5265 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5266 for very large number of operands instead of ICEing.
5268 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5271 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5272 while stack probing.
5274 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5276 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5279 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5282 * tree-mudflap.c (mx_register_decls): Guard warning by
5283 !DECL_ARTIFICIAL check.
5285 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5287 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5288 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5289 sse5_perm<mode>): Fix constraints.
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