1 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * fold-const.c (fold_indirect_ref_1): Support accessing non first
10 element of the vector via a pointer.
12 2008-03-31 Ian Lance Taylor <iant@google.com>
14 * tlink.c (scan_linker_output): Look for symbol name in single
17 2008-03-31 Jan Hubicka <jh@suse.cz>
19 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20 get_arg_pointer_save_area.
21 * expr.c (init_expr): Just clear out rtl.expr.
22 * function.c (free_after_compilation): Clear out whole RTL structure.
23 (get_func_frame_size): Merge into ...
24 (get_frame_size): ... this one.
25 (assign_stack_local_1): Merge into ...
26 (assign_stack_local): ... this one.
27 (expand_function_end): Update call of get_arg_pointer_save_area.
28 (get_art_pointer_save_area): Remove cfun argument.
29 * function.h (emit_status): regno_pointer_align does not need length
30 attribute. Move x_regno_reg_rtx to ...
31 (regno_reg_rtx): ... new global array.
32 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
33 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
34 apply_args_value, forced_labels, stack_pointer_delta): Update accestors.
35 (struct varasm_status): Move here from varasm.c
36 (struct rtl_data): New. Move here some fields from struct function.
37 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
38 frame_offset, stack_check_probe_note, arg_pointer_save_area,
39 used_temp_slots avail_temp_slots, temp_slot_level,
40 nonlocal_goto_handler_labels): Update accesstors.
41 (rtl): New global variable.
42 (struct function): Move some fileds to rtl_data.
43 (get_arg_pointer_save_area): Update prototype.
44 * emit-rtl.c (rtl): Declare.
45 (regno_reg_rtx): Declare.
46 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num): Update.
47 (gen_reg_rtx): Update.
48 (init_virtual_regs): Do not tate emit_status argument.
49 (init_emit): Do not allocate emit.
50 * varasm.c (varasm_statuc): Move to function.h.
51 (n_deferred_constatns): Update accestor.
52 (init_varasm_status): Do not allocate varasm_status.
53 (force_const_mem, get_pool_size, output_constant_pool): Update.
54 * stmt.c (force_label_rtx): Do not use x_ prefixes.
55 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
57 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
59 PR rtl-optimization/35729
60 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
63 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
66 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
67 load/store if memory is unaligned.
68 (*movti_rex64): Likewise.
70 * config/i386/predicates.md (misaligned_operand): New.
72 2008-03-31 Andrew Pinski <pinskia@gmail.com>
75 * tree-ssa-phiopt.c (conditional_replacement): Return early for
78 2008-03-31 Jan Beulich <jbeulich@novell.com>
80 * config/ia64/constraints.md: Add 'j' constraint.
81 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
82 (movdi_internal): Likewise.
84 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
87 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
89 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
92 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
93 proper error message for the third argument on blendpd and
96 * config/i386/sse.md (blendbits): New.
97 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
99 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
101 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
103 2008-03-30 Richard Guenther <rguenther@suse.de>
106 * fold-const.c (fold_sign_changed_comparison): Do leave
107 conversions to base-types alone.
109 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
111 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
112 the link register if one altivec register is be saved.
114 2008-03-30 Ben Elliston <bje@au.ibm.com>
116 * final.c (final_scan_insn): Remove if (0) code.
118 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
120 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
122 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
124 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
125 of V4SFmode to ix86_binary_operator_ok.
127 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.c (override_options): Initialize
130 ix86_veclib_handler to ix86_veclibabi_svml when
131 -mveclibabi=svml is used.
132 (ix86_veclibabi_svml): New function for SVML ABI style
133 vectorization support.
134 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
136 2008-03-28 Rafael Espindola <espindola@google.com>
138 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
139 (tree_binary_nonnegative_warnv_p): Make it public.
140 (tree_single_nonnegative_warnv_p): Make it public.
141 (tree_invalid_nonnegative_warnv_p): Make it public.
142 (tree_unary_nonzero_warnv_p): Make it public.
143 (tree_binary_nonzero_warnv_p): Make it public
144 (tree_single_nonzero_warnv_p): Make it public.
145 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
146 (extract_range_from_binary_expr): Split the expr argument.
147 (extract_range_from_unary_expr): Split the expr argument.
148 (extract_range_from_comparison): Split the expr argument.
149 (extract_range_from_expr): Use the new aux functions.
150 (vrp_evaluate_conditional_warnv): Use
151 vrp_evaluate_conditional_warnv_with_ops.
152 * tree.h (tree_unary_nonzero_warnv_p): Declare.
153 (tree_binary_nonzero_warnv_p): Declare.
154 (tree_single_nonzero_warnv_p): Declare.
155 (tree_expr_nonzero_warnv_p): Declare.
156 (tree_unary_nonnegative_warnv_p): Declare.
157 (tree_binary_nonnegative_warnv_p): Declare.
158 (tree_single_nonnegative_warnv_p): Declare.
159 (tree_invalid_nonnegative_warnv_p): Declare.
161 2008-03-28 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/30317
164 PR tree-optimization/30911
165 PR tree-optimization/34793
166 * tree-vrp.c (set_and_canonicalize_value_range): New function.
167 (struct assert_locus_d): New member EXPR.
168 (register_new_assert_for): Add EXPR parameter to support
169 ASSERT_EXPR <name, expr OP limit>.
170 (register_edge_assert_for_1): Adjust callers.
171 (find_assert_locations): Likewise.
172 (process_assert_insertions_for): Build condition from expression.
173 (extract_range_from_assert): Handle ASSERT_EXPRs
174 of the form ASSERT_EXPR <name, expr OP limit>.
175 (register_edge_assert_for_2): New helper registering
176 asserts for comparisons. Recognize range tests of the form
177 (unsigned)i - CST1 OP CST2.
178 (register_edge_assert_for_1): Use it.
179 (register_edge_assert_for): Likewise.
180 (needs_overflow_infinity): Integer sub-types
181 do not need overflow infinities.
182 (vrp_val_is_max): The extreme values of integer sub-types
183 are those of the base type.
184 (vrp_val_is_min): Likewise.
185 * tree.def (ASSERT_EXPR): Document extra allowed conditional
188 2008-03-28 Nick Clifton <nickc@redhat.com>
190 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
191 Return GENERAL_REGS for stack adjustment reloads.
193 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
196 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
197 const_vector when all the vectors are constant.
199 2008-03-27 Bob Wilson <bob.wilson@acm.org>
201 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
203 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
204 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
206 (s<code>_sf): Use new scc_sf attribute for opcode names.
208 2008-03-27 Tom Tromey <tromey@redhat.com>
210 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
211 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
212 config/spu/t-spu-elf, config/i386/t-interix,
213 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
214 config/i386/x-darwin, config/i386/x-mingw32,
215 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
216 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
217 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
218 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
219 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
220 config/rs6000/x-darwin, config/rs6000/t-rs6000,
221 config/score/t-score-elf, config/arm/t-strongarm-pe,
222 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
223 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
224 Revert automatic dependency patch.
226 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
229 * config/i386/i386.c (ix86_function_arg_boundary): Align
230 decimal floating point to its natural boundary.
232 2008-03-27 Richard Guenther <rguenther@suse.de>
235 * fold-const.c (fold_comparison): Restrict distinct decl
236 comparison folding to VAR_DECLs and PARM_DECLs. Do not
237 solely rely on operand_equal_p.
239 2008-03-27 Richard Guenther <rguenther@suse.de>
242 * c-common.c (handle_weak_attribute): Reject combination of
245 2008-03-27 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/32810
248 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
249 conversions from DECL_INITIAL.
250 (fold_const_aggregate_ref): Likewise from constructor elements.
252 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
254 * tree-affine.h (aff_combination_expand): Declare.
255 (get_inner_reference_aff): Likewise.
256 * tree-affine.c (aff_combination_expand): Split out from
257 tree_to_aff_combination_expand.
258 (get_inner_reference_aff): New function.
259 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
260 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
261 (struct lim_aux_data): sm_done field removed.
262 (mem_ref_loc_p, mem_ref_locs_p): New types.
263 (struct mem_ref): Added id, stored, accesses_in_loop,
264 indep_loop, dep_loop, indep_ref, dep_ref fields.
265 Removed is_stored, locs and next fields.
266 (memory_accesses): New variable.
267 (movement_possibility): Do not allow moving statements
268 that store to memory.
269 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
271 (determine_max_movement): For statements with memory references,
272 find the outermost loop in that the reference is independent.
273 (move_computations_stmt): Mark the virtual operands for renaming.
274 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
275 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
276 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
277 add_vop_ref_mapping, create_vop_ref_mapping_loop,
278 create_vop_ref_mapping, analyze_memory_references,
279 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
280 get_all_locs_in_loop, ref_always_accessed_p,
281 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
282 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
283 store_motion_loop, store_motion): New functions.
284 (struct vop_to_refs_elt): New type.
285 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
286 memref_hash, memref_eq, hoist_memory_references): Rewritten.
287 (schedule_sm): Replaced by...
288 (execute_sm): ... this.
289 (determine_lsm_ref, hoist_memory_references,
290 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
291 find_more_ref_vops, free_mem_ref, free_mem_refs,
292 determine_lsm_loop, determine_lsm): Removed.
293 (tree_ssa_lim_finalize): Free data structures used by store motion.
294 (tree_ssa_lim): Call analyze_memory_references. Use
295 store_motion instead of determine_lsm.
297 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
299 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
300 rename tmake_file to m68hc11/t-m68hc11.
301 (mcore): Set inhibit_libc to true.
302 * config.host (alpha*-dec-*vms*): Set extra_programs.
303 (interix3*): Don't use host_xmake_file.
304 * configure.ac: Let config.gcc override inhibit_libc.
305 * configure: Regenerate.
307 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
308 * config/t-openbsd-thread: Remove commented out lines.
310 * config/x-interix: Remove.
312 * config/m68hc11/t-m68hc11-gas: Rename to...
313 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
315 * config/mcore/t-mcore: Remove T_CFLAGS.
316 * config/mcore/t-mcore-pe: Likewise.
318 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
320 * configure.ac: Replace custom __GNU_SOURCE test with
321 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
322 * aclocal.m4: Regenerate.
323 * configure: Regenerate.
324 * config.in: Regenerate.
326 2008-03-27 Richard Guenther <rguenther@suse.de>
328 * fold-const.c (target.h): Include.
329 (fold_comparison): Fold comparison of addresses of decls
330 that bind locally or of constants. Consolidate address folding code.
331 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
332 results from fold_binary_to_constant.
333 (compare_values_warnv): Likewise.
335 2008-03-27 Andrew Pinski <pinskia@gmail.com>
338 * fold-const.c (fold_truthop): Check for integeral types when folding
339 a == 0 && b == 0 and a != 0 || b != 0 .
341 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
343 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
345 2008-03-26 Andreas Schwab <schwab@suse.de>
347 * doc/invoke.texi: Fix use of @item vs. @itemx.
349 2008-03-26 Tom Tromey <tromey@redhat.com>
351 * Makefile.in (build/gensupport.o, build/print-rtl.o,
352 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
353 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
354 build/gencodes.o, build/genconditions.o, build/genconfig.o,
355 build/genconstants.o, build/genemit.o, build/genextract.o,
356 build/genflags.o, build/genmddeps.o, build/genopinit.o,
357 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
360 2008-03-26 Richard Guenther <rguenther@suse.de>
363 2008-03-26 Richard Guenther <rguenther@suse.de>
365 * fold-const.c (target.h): Include.
366 (fold_comparison): Fold comparison of addresses of two decls
367 that bind locally. Consolidate address folding code.
369 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
371 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
372 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
373 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
374 dconstsqrt2, dconstthird, dconste and/or dconst10.
375 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
376 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
377 dconstsqrt2, dconste): Delete.
378 (init_emit_once): Likewise. Simplify initializing dconstm1.
380 * real.c (get_real_const): New.
381 * real.h (dconst3, dconst10, dconstm2, dconstthird,
382 dconstsqrt2, dconste): Delete.
383 (real_value_const, get_real_const): New.
385 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
387 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
389 * config/i386/i386.c (ix86_function_arg_boundary): Check
390 BIGGEST_ALIGNMENT instead of 128.
391 (setup_incoming_varargs_64): Likewise.
393 2008-03-26 Tom Tromey <tromey@redhat.com>
395 * Makefile.in (DEPFILES): Add missing '/'.
397 2008-03-26 Richard Guenther <rguenther@suse.de>
399 * fold-const.c (target.h): Include.
400 (fold_comparison): Fold comparison of addresses of two decls
401 that bind locally. Consolidate address folding code.
403 2008-03-26 Nick Clifton <nickc@redhat.com>
406 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
407 not allow INT+INT as a legitimate addressing mode.
409 2008-03-26 Richard Guenther <rguenther@suse.de>
411 * tree-flow.h (widen_bitfield): Remove declaration.
412 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
413 (widen_bitfield): Remove function.
414 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
417 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
420 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
423 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
425 PR rtl-optimization/35232
426 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
427 (forget_old_reloads_1, forget_marked_reloads): Don't clear
428 reg_reloaded_call_part_clobbered here.
429 (reload_regs_reach_end_p): New function.
430 (reload_reg_rtx_for_input): New variable.
431 (reload_reg_rtx_for_output): Likewise.
432 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
433 when reassigning a pseudo register. Load reloadreg from
434 reload_reg_rtx_for_input, moving the mode and register
436 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
437 instead of the original when deciding whether an input reload
438 would be a no-op or whether an output reload can be deleted.
439 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
440 when setting up new_spill_reg_store. Load it from
441 reload_reg_rtx_for_output, moving the mode and register
443 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
444 instead of the original when deciding whether an output reload
445 would be a no-op. Do the same when modifying insn notes.
446 Use rtx_equal_p instead of == to compare the registers.
447 (inherit_piecemeal_p): Take a mode and two register numbers
449 (emit_reload_insns): Clear new_spill_reg_store for every hard
450 register in the reload register. Remove spill registers
451 from reg_reloaded_valid before considering whether to record
452 inheritance information for them. Use reload_reg_rtx_for_output
453 instead of reg_rtx when recording output reloads. Use
454 reload_reg_rtx_for_input instead of reg_rtx when recording
455 input reloads. Set or clear reg_reloaded_call_part_clobbered
456 at the same time as setting reg_reloaded_valid.
457 (delete_output_reload): Add a new_reload_reg parameter and use it
458 instead of rld[j].reg_rtx.
459 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
462 2008-03-25 Tom Tromey <tromey@redhat.com>
464 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
465 (build/genattr.o): Likewise.
466 (build/genattrtab.o): Likewise.
467 (build/gencodes.o): Likewise.
468 (build/genconfig.o): Likewise.
469 (build/genconstants.o): Likewise.
470 (build/genemit.o): Likewise.
471 (build/genextract.o): Likewise.
472 (build/genflags.o): Likewise.
474 2008-03-25 Bob Wilson <bob.wilson@acm.org>
476 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
477 instead of size_int for integer types.
478 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
479 to match type of MINUS_EXPR.
481 2008-03-25 Tom Tromey <tromey@redhat.com>
483 * configure: Rebuilt.
484 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
487 2008-03-25 Tom Tromey <tromey@redhat.com>
489 * config/x-solaris (host-solaris.o): Update.
490 * config/x-linux (host-linux.o): Update.
491 * config/x-hpux (host-hpux.o): Update.
492 * config/x-darwin (host-darwin.o): Update.
493 * config/v850/t-v850e (v850-c.o): Update.
494 * config/v850/t-v850 (v850-c.o): Update.
495 * config/t-vxworks (vxworks.o): Update.
496 * config/t-sol2 (sol2-c.o, sol2.o): Update.
497 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
498 * config/spu/t-spu-elf (spu-c.o): Update.
500 * config/sh/t-symbian (sh-c.o): Update.
502 * config/sh/t-sh (sh-c.o): Update.
503 * config/score/t-score-elf (score7.o, score3.o): Update.
504 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
505 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
506 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
507 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
509 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
510 * config/m32c/t-m32c (m32c-pragma.o): Update.
511 * config/ia64/t-ia64 (ia64-c.o): Update.
512 * config/i386/x-mingw32 (host-mingw32.o): Update.
513 * config/i386/x-i386 (driver-i386.o): Update.
514 * config/i386/x-darwin (host-i386-darwin.o): Update.
515 * config/i386/x-cygwin (host-cygwin.o): Update.
516 * config/i386/t-nwld (nwld.o): Update.
517 * config/i386/t-netware (netware.o): Update.
518 * config/i386/t-interix (winnt.o): Update.
519 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
520 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
521 msformat-c.o): Update.
522 * config/bfin/t-bfin-linux (generated_files): Add
523 linux-sysroot-suffix.h.
524 * config/arm/t-wince-pe (pe.o): Update.
525 * config/arm/t-strongarm-pe (pe.o): Update.
526 * config/arm/t-pe (pe.o): Update.
527 * config/arm/t-arm (arm-c.o): Update.
528 * doc/install.texi (Prerequisites): Require make 3.80.
529 * Makefile.in: Remove .o targets.
530 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
531 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
532 (simple_generated_h, simple_generated_c): Move earlier.
533 (generated_files): New variable.
534 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
535 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
536 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
537 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
538 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
539 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
540 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
541 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
542 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
543 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
544 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
545 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
547 (COMPILE.base, COMPILE): New variables.
548 (%.o): New pattern rule.
549 (ALL_HOST_OBJS): New variable.
550 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
551 (dummy-checksum.o, cc1-checksum.o): Remove.
552 (DRIVER_SHLIB): New variable.
553 (DRIVER_DEFINES): Use it.
554 (gencondmd.c): Move out of build/.
555 (s-conditions): Update.
556 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
557 (ALL_BUILD_OBJS): Likewise.
558 (build/%.o): Use BUILDCOMPILE.
559 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
560 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
561 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
562 build/gencheck.o, build/gencodes.o, build/genconditions.o,
563 build/genconfig.o, build/genconstants.o, build/genemit.o,
564 build/genextract.o, build/genflags.o, build/genmddeps.o,
565 build/genopinit.o, build/genoutput.o, build/genpeep.o,
566 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
567 build/gen-protos.o, build/scan.o, build/fix-header.o,
568 build/scan-decls.o): Simplify.
569 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
570 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
571 prefix.o, toplev.o): Reduce to variable setting.
572 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
573 ($(out_object_file), gcc-options.o): New targets.
574 ($(ALL_HOST_OBJS)): New target. Include dependency files.
575 * configure: Rebuilt.
576 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
577 * doc/sourcebuild.texi (Front End Directory): Document new variable.
579 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
581 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
582 complain when we hit an error, return ERROR_MARK_NODE.
584 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
586 * config/sh/constraints.md (Pso, Psz): New constraints.
587 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
588 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
590 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
592 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
593 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
595 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
597 * config/sh/sh.md (prefetch): Add condition for SH2A target.
598 (prefetch_sh2a): New.
600 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
601 Naveen.H.S <naveen.hs@kpitcummins.com>
603 * config/sh/constraints.md (I28): New constraint.
604 * config/sh/sh.c (broken_move): Add support for movi20s.
605 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
607 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
608 Jayant Sonar <Jayant.sonar@kpitcummins.com>
609 Naveen.H.S <naveen.hs@kpitcummins.com>
611 * config/sh/sh.c (SH_ATTRIBUTES): Define.
612 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
613 (print_operand): Handle resbank in %@ operand code.
614 (sh_encode_section_info): New.
615 (push_regs): Add conditions for resbank.
616 (sh_expand_epilogue): Likewise.
617 (sh_insert_attributes): Likewise.
618 (sh_attribute_table): Likewise.
619 (sh_handle_resbank_handler_attribute): New.
620 (sh2a_handle_function_vector_handler_attribute): New.
621 (sh2a_is_function_vector_call): New.
622 (sh2a_get_function_vector_number): New.
623 (sh2a_function_vector_p): New.
624 (sh_cfun_resbank_handler_p): New.
625 * config/sh/sh.md (calli): Emit jsr/n if possible.
626 (calli_tbr_rel): New.
627 (calli_pcrel): Emit jsr/n if possible.
628 (return_i): Emit rts/n if possible.
629 (call_valuei_tbr_rel): New.
630 (call_valuei_pcrel): Add condition for SH2A target.
631 (call_value): Likewise.
632 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
633 (sh2a_get_function_vector_number): Likewise.
634 (sh2a_is_function_vector_call): Likewise.
635 * doc/extend.texi: Document TBR relative addressing of SH2A.
636 (resbank): Add description for SH2A.
638 2008-03-24 Richard Guenther <rguenther@suse.de>
641 * gimplify.c (gimplify_modify_expr): For frontend type-correct
642 pointer assignments change conversions according to middle-end rules.
643 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
644 * configure.ac: Include type checking in yes.
645 * configure: Regenerate.
647 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
649 * diagnostic.c (diagnostic_count_diagnostic): Delete.
650 (diagnostic_report_diagnostic): Update. Handle ICEs here.
652 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
654 * gthr-vxworks.h (UNUSED): Define.
656 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
658 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
660 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
662 * doc/extend.texi (Function Attributes): Add missing comma in the
663 example of the "alloc_size" attribute.
665 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
668 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
670 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
673 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
676 * stor-layout.c (update_alignment_for_field): Set minimum alignment
677 of the underlying type of a MS bitfield layout to the natural
678 alignment of the type.
680 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
683 to their natural alignment to avoid store forwarding stalls.
685 2008-03-22 Richard Guenther <rguenther@suse.de>
687 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
688 For PHI nodes verify the address is invariant.
689 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
690 (get_symbol_constant_value): Use is_gimple_min_invariant.
691 (maybe_fold_stmt_indirect): Likewise.
693 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
695 PR rtl-optimization/33927
696 * Makefile.in (dse.o): Depend on $(TM_P_H).
697 * expr.h (extract_low_bits): Declare.
698 * expmed.c (extract_low_bits): New function.
699 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
700 * dse.c: Include tm_p.h.
701 (find_shift_sequence): Remove the read_reg argument and return the
702 read value. Emit the instructions instead of returning them.
703 Iterate on new_mode rather than calculating it each time.
704 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
705 source to NEW_MODE and extract_low_bits to convert the shifted
707 (replace_read): Allow the load and store to have different mode
708 classes. Use extract_low_bits when SHIFT == 0. Create the shift
709 or extraction instructions before trying the replacement. Update
710 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
712 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
715 to their natural alignment to avoid store forwarding stalls.
717 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
720 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
721 encouraging but not allowing gprs for input;
722 change the input constraint to !f#r.
723 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
725 change the output constraint to !f#r.
727 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
731 corresponding post-reload splitters.
732 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
733 when x87 FP math is selected.
734 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
735 New function prototype.
736 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
737 unreachable function to ease macroization of insn patterns.
739 2008-03-21 Martin Jambor <mjambor@suse.cz>
741 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
742 reference dumps if ddr is NULL or dependence is unknown.
744 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
746 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
747 unsigned extension into account.
748 (ATOMIC_COMPARE_AND_SWAP): Likewise.
749 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
750 Do computations on a scratch register.
752 2008-03-21 Richard Guenther <rguenther@suse.de>
754 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
755 Use is_gimple_min_invariant instead of TREE_INVARIANT.
756 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
757 * tree-ssa-dom.c (record_equality): Likewise.
758 * tree-inline.c (copy_body_r): Likewise.
759 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
762 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
764 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
765 as 'delete_unused' argument.
767 2008-03-20 Richard Guenther <rguenther@suse.de>
769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
770 special casing of constant qualifiers.
771 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
772 care about them in general.
773 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
774 regardless of their type.
775 (fold_stmt_r): Forcefully fold *& if we end up with that.
777 2008-03-20 Paul Brook <paul@codesourcery.com>
779 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
780 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
782 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
784 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
785 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
787 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
789 * common.opt (Wmudflap): New option.
790 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
791 (mx_register_decls): Likewise.
792 (mudflap_finish_file): Likewise.
793 * doc/invoke.texi: Document -Wno-mudflap.
795 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
797 * c-format.c (replace_format_name_to_system_name): New.
799 (convert_format_name_to_system_name): New.
800 (decode_format_attr): Add use of convert_format_name_to_system_name.
801 (format_types_orig): Add gnu_ prefix to names.
802 (check_format_info_main): Special treating of \0 escaped names for
803 supporting multi-character format specifiers as I32, I64.
804 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
805 (gnu_target_overrides_format_attributes): New.
806 * c-format.h: Add structure target_ovr_attr to hold
807 system specific formatter names.
808 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
809 msformat-c.o file to c_target_objs and cxx_target_objs.
810 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
811 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
812 (TARGET_N_FORMAT_TYPES): New.
813 * config/i386/msformat-c.c: New.
814 * config/i386/t-cygming: Add build rule for msformat-c.o.
815 * doc/extend.texi: Add new format names gnu_* and ms_* and
817 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
819 2008-03-20 Ira Rosen <irar@il.ibm.com>
821 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
822 optimizations turned on under -O3.
823 (ftree-vectorize): Add that the flag is turned on with -O3.
825 2008-03-20 Ben Elliston <bje@au.ibm.com>
827 * regmove.c (try_auto_increment): Fix spelling error in comment.
828 * final.c (final_scan_insn): Likewise.
830 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
834 allocator preferences for "y" and "r" class registers.
835 ("*mov<mode>_internal"): Ditto.
836 ("*movv2sf_internal_rex64"): Ditto.
837 ("*movv2sf_internal"): Ditto.
839 2008-03-19 Michael Matz <matz@suse.de>
842 * calls.c (expand_call): Check overlap of arguments with call
843 address for sibcalls.
845 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
848 * stor-layout.c (update_alignment_for_field): Set minimum alignment
849 of the underlying type of a MS bitfield layout to the natural
850 alignment of the type.
852 2008-03-19 Jan Hubicka <jh@suse.cz>
855 * toplev.c (decode_d_option): Handle all CPP flags.
856 * tree-vrp.c: Update tree_pass descriptors.
857 * regrename.c: Update tree_pass descriptors.
858 * fwprop.c: Update tree_pass descriptors.
859 * doc/invoke.texi: Remove documentation of dropped -d? flags.
860 * tree-into-ssa.c: Update tree_pass descriptors.
861 * tree-dump.c: Update tree_pass descriptors.
862 * tree-complex.c: Update tree_pass descriptors.
863 * tree-dump.h: Update tree_pass descriptors.
864 * see.c: Update tree_pass descriptors.
865 * cgraphbuild.c: Update tree_pass descriptors.
866 * tracer.c: Update tree_pass descriptors.
867 * tree-loop-distribution.c: Update tree_pass descriptors.
868 * cgraph.c: Update tree_pass descriptors.
869 * postreload-gcse.c: Update tree_pass descriptors.
870 * postreload.c: Update tree_pass descriptors.
871 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
872 * tree-tailcall.c: Update tree_pass descriptors.
873 * tree-pass.h (tree_opt_pass): Rename to ...
874 (opt_pass) ... this one; add "type" field and remove letter field.
875 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
876 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
877 all_lowering_passes): Update declaration.
878 * ipa-cp.c: Update tree_pass descriptors.
879 * final.c: Update tree_pass descriptors.
880 * omp-low.c: Update tree_pass descriptors.
881 * tree-ssa-dse.c: Update tree_pass descriptors.
882 * ipa-reference.c: Update tree_pass descriptors.
883 * tree-ssa-uncprop.c: Update tree_pass descriptors.
884 * auto-inc-dec.c: Update tree_pass descriptors.
885 * reorg.c: Update tree_pass descriptors.
886 * cgraphunit.c: Update tree_pass descriptors.
887 * tree-ssa-copyrename.c: Update tree_pass descriptors.
888 * tree-ssa-ccp.c: Update tree_pass descriptors.
889 * df-core.c: Update tree_pass descriptors.
890 * mode-switching.c: Update tree_pass descriptors.
891 * tree-nomudflap.c: Update tree_pass descriptors.
892 * modulo-sched.c: Update tree_pass descriptors.
893 * ipa-pure-const.c: Update tree_pass descriptors.
894 * cse.c: Update tree_pass descriptors.
895 * web.c: Update tree_pass descriptors.
896 * tree-stdarg.c: Update tree_pass descriptors.
897 * tree-ssa-math-opts.c: Update tree_pass descriptors.
898 * tree-ssa-dom.c: Update tree_pass descriptors.
899 * tree-nrv.c: Update tree_pass descriptors.
900 * tree-ssa-alias.c: Update tree_pass descriptors.
901 * loop-init.c: Update tree_pass descriptors.
902 * gimple-low.c: Update tree_pass descriptors.
903 * ipa-inline.c: Update tree_pass descriptors.
904 * tree-ssa-sink.c: Update tree_pass descriptors.
905 * global.c: Update tree_pass descriptors.
906 * ifcvt.c: Update tree_pass descriptors.
907 * jump.c: Update tree_pass descriptors.
908 * predict.c: Update tree_pass descriptors.
909 * tree-ssa-loop.c: Update tree_pass descriptors.
910 * recog.c: Update tree_pass descriptors.
911 * dse.c: Update tree_pass descriptors.
912 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
913 * tree-eh.c: Update tree_pass descriptors.
914 * regmove.c: Update tree_pass descriptors.
916 * function.c: Update tree_pass descriptors.
917 * tree-vectorizer.c: Update tree_pass descriptors.
918 * gcse.c: Update tree_pass descriptors.
919 * ipa-type-escape.c: Update tree_pass descriptors.
920 * tree-if-conv.c: Update tree_pass descriptors.
921 * init-regs.c: Update tree_pass descriptors.
922 * ipa.c: Update tree_pass descriptors.
923 * tree-ssa-phiopt.c: Update tree_pass descriptors.
924 * rtl-factoring.c: Update tree_pass descriptors.
925 * lower-subreg.c: Update tree_pass descriptors.
926 * bt-load.c: Update tree_pass descriptors.
927 * tree-dfa.c: Update tree_pass descriptors.
928 * except.c: Update tree_pass descriptors.
929 * emit-rtl.c: Update tree_pass descriptors.
930 * cfgexpand.c: Update tree_pass descriptors.
931 * tree-cfgcleanup.c: Update tree_pass descriptors.
932 * cfgcleanup.c: Update tree_pass descriptors.
933 * tree-ssa-pre.c: Update tree_pass descriptors.
934 * tree-sra.c: Update tree_pass descriptors.
935 * tree-mudflap.c: Update tree_pass descriptors.
936 * tree-ssa-copy.c: Update tree_pass descriptors.
937 * cfglayout.c: Update tree_pass descriptors.
938 * tree-ssa-forwprop.c: Update tree_pass descriptors.
939 * tree-ssa-dce.c: Update tree_pass descriptors.
940 * tree-ssa.c: Update tree_pass descriptors.
941 * regclass.c: Update tree_pass descriptors.
942 * integrate.c: Update tree_pass descriptors.
943 * tree-optimize.c: Update tree_pass descriptors.
944 * tree-ssa-phiprop.c: Update tree_pass descriptors.
945 * tree-object-size.c: Update tree_pass descriptors.
946 * combine.c: Update tree_pass descriptors.
947 * tree-outof-ssa.c: Update tree_pass descriptors.
948 * bb-reorder.c: Update tree_pass descriptors.
949 * stack-ptr-mod.c: Update tree_pass descriptors.
950 * var-tracking.c: Update tree_pass descriptors.
951 * tree-profile.c: Update tree_pass descriptors.
952 * tree-vect-generic.c: Update tree_pass descriptors.
953 * reg-stack.c: Update tree_pass descriptors.
954 * sched-rgn.c: Update tree_pass descriptors.
955 * tree-ssa-structalias.c: Update tree_pass descriptors.
956 * tree-cfg.c: Update tree_pass descriptors.
957 * passes.c (current_pass): Update declaration.
958 (finish_optimization_passes): Update.
959 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
960 (register_one_dump_file, register_dump_files_1, next_pass_1):
962 (init_optimization_passes): Update handling of new types.
963 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
964 * ipa-struct-reorg.c: Update tree_pass descriptors.
965 * tree-ssa-reassoc.c: Update tree_pass descriptors.
966 * combine-stack-adj.c: Update tree_pass descriptors.
967 * cfgrtl.c: Update tree_pass descriptors.
968 * dce.c: Update tree_pass descriptors.
969 * tree-ssanames.c: Update tree_pass descriptors.
971 2008-03-19 Richard Guenther <rguenther@suse.de>
974 * tree-ssa.c (walk_data): New structure.
975 (warn_uninitialized_var): If not always_executed warn with "maybe"
977 (execute_early_warn_uninitialized): Compute post-dominators.
978 Initialize always_executed before processing each basic block.
980 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
983 * config/i386/i386.c (x86_this_parameter): Calculate correct location
984 of "this" pointer when "regparm = N" or "fastcall" is in effect.
986 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
988 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
990 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
992 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
994 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
995 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
996 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
997 target after ignore has been set, and move there also the commputation
998 of subtarget and original_target.
999 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1000 (LANG_HOOKS_INITIALIZER): Remove it.
1001 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1003 2008-03-18 Richard Guenther <rguenther@suse.de>
1005 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1006 found an expression with constants, note that in the VN for the lhs.
1007 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1008 fold them to constants if possible. Run cleanup_cfg if done so.
1009 (execute_pre): Return todo.
1011 (execute_fre): Likewise.
1012 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1014 (get_prop_source_stmt): Look through pointer conversions.
1016 2008-03-18 Jan Hubicka <jh@suse.cz>
1018 * tree-pretty-print.c: Include predict.h.
1019 (dump_generic_node): Dump predictor.
1020 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1021 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1022 * gimple-low.c (lower_stmt): Likewise.
1023 * expr.c (expand_expr_real): Likewise.
1024 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1026 (build_predict_expr, build_predict_expr): New.
1027 * predict.h (predictor_name, build_predict_expr): Update.
1028 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1029 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1030 * predict.def (PRED_CONTINUE): Update hitrate.
1031 * tree.def (PREDICT_EXPR): Define.
1032 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1033 do not handle BIND_EXPR.
1034 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1035 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1036 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1039 2008-03-18 Michael Matz <matz@suse.de>
1041 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1043 2008-03-18 Richard Guenther <rguenther@suse.de>
1045 * tree-gimple.h (is_gimple_invariant_address): Declare.
1046 (is_gimple_constant): Likewise.
1047 * tree-gimple.c (is_gimple_constant): New function.
1048 (is_gimple_invariant_address): Likewise.
1049 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1050 and is_gimple_invariant_address.
1051 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1053 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1054 an addressable base.
1056 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1059 * gimplify.c (gimplify_expr): Gimplify second operand of
1062 2008-03-17 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/19637
1065 * fold-const.c (fold_unary): Remove restrictions of removing
1066 intermediate pointer-conversions (P2)(P1)P0.
1067 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1068 conversion to void pointer.
1069 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1071 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1074 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1075 emulated thread local variables.
1077 2008-03-16 Richard Guenther <rguenther@suse.de>
1080 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1081 expand TREE_INVARIANT operations that are not gimple invariant.
1083 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1085 * doc/extend.texi (Alignment): Say that the ABI controls
1086 the __alignof__ for non-strict-alignment targets rather
1087 than being a recommendation.
1089 2008-03-15 Paul Brook <paul@codesourcery.com>
1091 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1093 (arm_output_fn_unwind): Mark functions that can not be unwound.
1095 2008-03-15 Paul Brook <paul@codesourcery.com>
1097 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1098 extension instructions.
1100 2008-03-15 Richard Guenther <rguenther@suse.de>
1102 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1103 and fold constant aggregate refs.
1104 (fold_const_aggregate_ref): Handle string constants
1105 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1106 (evaluate_stmt): Simplify now that ccp_fold folds constant
1109 2008-03-15 Paul Brook <paul@codesourcery.com>
1111 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1112 (extzv): Use gen_extzv_t2.
1113 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1115 2008-03-15 Richard Guenther <rguenther@suse.de>
1117 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1118 (fold_const_aggregate_ref): Likewise.
1119 (get_value): Return NULL if we don't have any values.
1120 (ccp_finalize): Set const_val to NULL after freeing it.
1121 * tree-flow.h (get_symbol_constant_value): Declare.
1122 (fold_const_aggregate_ref): Likewise.
1123 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1125 2008-03-15 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1129 to not produce negative array indices if not allowed. Add
1130 parameter to indicate that.
1131 (maybe_fold_offset_to_component_ref): Allow negative array
1132 indices only for the first member of a structure.
1133 (maybe_fold_offset_to_reference): Allow negative array indices.
1134 (maybe_fold_stmt_addition): Likewise.
1136 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1137 Anatoly Sokolov <aesok@post.ru>
1139 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1140 (avr_arch): Add ARCH_AVR6.
1141 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1142 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1143 instead of fixed value 2.
1144 (print_operand_address): Use gs() asm specifier instead of pm().
1145 (avr_assemble_integer): (Ditto.).
1146 (avr_output_addr_vec_elt): (Ditto.).
1147 (print_operand): Handle "!" code.
1148 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1149 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1150 (AVR_HAVE_EIJMP_EICALL): Define.
1151 (AVR_3_BYTE_PC): Redefine.
1152 (AVR_2_BYTE_PC): (Ditto.).
1153 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1154 (LINK_SPEC): Add atmega2560 and atmega2561.
1155 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1157 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1158 for 3 byte PC devices.
1159 (call_value_insn): (Ditto.).
1160 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1161 (indirect_jump): Use only for for 2 byte PC devices.
1162 (*tablejump): (Ditto.).
1163 (*indirect_jump_avr6): Add insn.
1164 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1165 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1166 instead of ijmp for 3 byte PC devices.
1167 (__tablejump2__): (Ditto.).
1168 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1169 (MULITLIB_DIRNAMES): (Ditto.).
1170 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1172 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1175 "sse2_umulsidi3". Use V1DI mode for operand 0.
1176 ("mmx_psadbw"): Use V1DI mode for operand 0.
1177 * config/i386/i386-modes.def (V1SI): New vector mode.
1178 * config/i386/i386.c (struct builtin_description)
1179 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1180 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1181 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1182 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1183 v1di_ftype_v8qi_v8qi type.
1184 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1186 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1187 __builtin_ia32_pmuludq]: Fix the mode of return value.
1189 2008-03-15 Richard Guenther <rguenther@suse.de>
1192 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1195 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1197 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1198 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1199 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1200 unless TARGET_SERIALIZE_VOLATILE is enabled.
1201 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1202 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1203 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1205 2008-03-14 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/34172
1208 * tree-flow.h (refs_may_alias_p): Declare.
1209 (get_single_def_stmt): Likewise.
1210 (get_single_def_stmt_from_phi): Likewise.
1211 (get_single_def_stmt_with_phi): Likewise.
1212 * tree-dfa.c (refs_may_alias_p): New function.
1213 (get_single_def_stmt): Likewise.
1214 (get_single_def_stmt_from_phi): Likewise.
1215 (get_single_def_stmt_with_phi): Likewise.
1216 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1217 (vn_reference_lookup_1): New helper function.
1218 (vn_reference_lookup): Walk the virtual use-def chain to
1219 continue searching for a match if the def does not alias the
1220 reference we are looking for.
1222 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1224 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1225 archive and Perzl. Update The Written Word listing.
1227 2008-03-14 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/34043
1230 PR tree-optimization/33989
1231 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1233 (bitmap_find_leader): Use extra argument to verify dominance
1234 relationship inside a basic-block.
1235 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1236 (find_leader_in_sets): Adjust.
1237 (create_component_ref_by_pieces): Take extra argument for
1238 dominance check, handle lookup failures.
1239 (find_or_generate_expression): Likewise.
1240 (create_expression_by_pieces): Likewise.
1241 (insert_into_preds_of_block): Adjust.
1242 (create_value_expr_from): If asked for, verify all operands
1243 are in the blocks AVAIL_OUT set.
1244 (make_values_for_stmt): Check for SSA_NAMEs that are life
1245 over an abnormal edge.
1246 (compute_avail): Remove such check.
1247 (do_SCCVN_insertion): New function.
1248 (eliminate): If we do not find a leader suitable for replacement
1249 insert a replacement expression from SCCVN if available.
1250 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1251 (struct vn_ssa_aux): Add needs_insertion flag.
1252 * tree-ssa-sccvn.c (may_insert): New global flag.
1253 (copy_reference_ops_from_ref): Value-number union member access
1254 based on its size, not type and member if insertion is allowed.
1255 (visit_reference_op_load): For a weak match from union type
1256 punning lookup a view-converted value and insert a SSA_NAME
1257 for that value if that is not found.
1258 (visit_use): Make dumps shorter. Do not disallow value numbering
1259 SSA_NAMEs that are life over an abnormal edge to constants.
1260 (free_scc_vn): Release inserted SSA_NAMEs.
1261 (run_scc_vn): New flag to specify whether insertion is allowed.
1262 Process SSA_NAMEs in forward order.
1263 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1264 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1265 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1266 pointer type to/from integral types that do not change the
1267 precision to regular conversions.
1269 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1271 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1272 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1273 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1274 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1275 input arguments and the mode of return value. Built-in functions
1276 that operate on whole 64-bit MMX register now use V1DI mode.
1278 2008-03-13 Alon Dayan <alond@il.ibm.com>
1279 Olga Golovanevsky <olga@il.ibm.com>
1281 PR tree-optimization/35041
1282 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1283 to locate the right position in a statement.
1285 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/xmmintrin.h: Change all static inline functions to
1290 extern inline and add __gnu_inline__ attribute.
1291 * config/i386/bmintrin.h: Ditto.
1292 * config/i386/smmintrin.h: Ditto.
1293 * config/i386/tmmintrin.h: Ditto.
1294 * config/i386/mmintrin-common.h: Ditto.
1295 * config/i386/ammintrin.h: Ditto.
1296 * config/i386/emmintrin.h: Ditto.
1297 * config/i386/pmmintrin.h: Ditto.
1298 * config/i386/mmintrin.h: Ditto.
1299 * config/i386/mm3dnow.h: Ditto.
1301 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1304 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1305 (lower_omp_2): New function.
1306 (lower_omp_1, lower_omp): Rewritten.
1308 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1311 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1312 with the phrase "Microsoft Windows compilers".
1313 (Push/Pop Macro Pragmas): New subsection. Document
1314 #pragma push_macro and pragma pop_macro.
1316 2008-03-12 Paul Brook <paul@codesourcery.com>
1318 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1320 2008-03-12 Paul Brook <paul@codesourcery.com>
1322 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1323 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1324 (thumb2_addsi_shortim): Rename ...
1325 (thumb2_addsi_short): ... to this. Allow register operands.
1326 (thumb2_subsi_short): New pattern.
1327 (thumb2_one_cmplsi2_short,
1328 thumb2_negsi2_short): New patterns and peepholes.
1330 2008-03-12 Paul Brook <paul@codesourcery.com>
1332 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1334 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.md (int_cond): New code iterator.
1338 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1339 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1340 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1341 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1342 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1343 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1344 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1345 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1347 2008-03-12 Paul Brook <paul@codesourcery.com>
1349 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1350 instead of {arm,thumb}_compute_save_reg_mask.
1351 (output_return_instruction): Ditto.
1352 (thumb_unexpanded_epilogue): Ditto.
1353 (thumb1_expand_prologue): Ditto.
1354 (thumb1_output_function_prologue): Ditto.
1355 (arm_set_return_address): Ditto.
1356 (thumb_set_return_address): Ditto.
1357 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1358 regs to achieve stack alignment.
1359 (thumb1_compute_save_reg_mask): Fix compiler warning.
1360 (arm_output_epilogue): Use offsets->saved_regs_mask.
1361 Adjust stack pointer by poping call clobered registers.
1362 (arm_expand_prologue): Use offsets->saved_regs_mask.
1363 Adjust stack pointer by pushing extra registers.
1364 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1366 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1369 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1370 conversion to the operands of a multiplication.
1372 2008-03-12 Richard Guenther <rguenther@suse.de>
1374 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1375 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1376 * timevar.def (TV_TREE_PHIPROP): Add.
1377 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1378 pass description. Use TV_TREE_PHIPROP.
1379 * tree-ssa-forwprop.c: Remove phiprop code.
1381 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1384 * omp-low.c (maybe_lookup_decl): Constify first argument.
1385 (use_pointer_for_field): Change last argument from bool to
1386 omp_context *. Disallow shared copy-in/out in nested
1387 parallel if decl is shared in outer parallel too.
1388 (build_outer_var_ref, scan_sharing_clauses,
1389 lower_rec_input_clauses, lower_copyprivate_clauses,
1390 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1392 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1393 Ira Rosen <irar@il.ibm.com>
1395 * tree-vectorizer.c (free_stmt_vec_info): New function.
1396 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1397 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1398 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1399 * tree-vect-transform.c (vectorizable_conversion): Free
1400 vec_oprnds0 if it was allocated.
1401 (vect_permute_store_chain): Remove unused VECs.
1402 (vectorizable_store): Free VECs that are allocated in the..
1404 (vect_transform_strided_load, vectorizable_load): Likewise.
1405 (vect_remove_stores): Simplify the code.
1406 (vect_transform_loop): Move code to vect_remove_stores().
1407 Call vect_remove_stores() and free_stmt_vec_info().
1409 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1411 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1412 TARGET_HPUX. Revise comment.
1413 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1414 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1415 Use sr4 variant of `be' instruction when not generating PIC code.
1416 (attr_length_call): Adjust for above change.
1418 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1420 * ipa-reference.c (static_execute): Remove module_statics_const and
1421 associated setting code.
1423 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1427 predicate for operand 1.
1428 (paritysi2_cmp): Use register_operand predicate for operand 2.
1429 Use earlyclobber modifier for operand 1. Remove support for
1431 (paritydi2_cmp): Use register_operand predicate for operand 3.
1432 Use earlyclobber modifier for operand 1. Remove support for
1435 2008-03-11 Paul Brook <paul@codesourcery.com>
1436 Vladimir Prus <vladimir@codesourcery.com>
1438 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1439 (arm_compute_save_reg0_reg12_mask): Always
1440 check if register 11 must be saved. Always safe hard frame pointer
1441 when frame_pointer_needeed.
1442 (arm_compute_save_reg_mask): Save IP and PC
1443 only with apcs frames.
1444 (arm_output_epilogue): Adjust Thumb2 codepath to
1445 be also invoked and work for ARM non-apcs frames.
1446 (arm_expand_prologue): Don't bother saving IP
1447 for non-apcs frame, since it's not clobbered by
1448 prologue code. Implement non-apcs frame
1451 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1453 PR rtl-optimization/35281
1454 * expr.c (convert_move): Use a new pseudo for the intermediate
1455 from_mode->word_mode result.
1457 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1459 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1460 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1461 * toplev.c (compile_file): Don't call it.
1463 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1466 * expr.c (store_expr): Call emit_block_move if the mode
1467 of "temp" RTX is BLKmode.
1469 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1470 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/31358
1473 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1474 the step with a NULL_TREE.
1475 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1476 to sizetype if type is a pointer type.
1477 (add_candidate_1): Don't convert the base and step to
1478 the generic type if the orginal type is a pointer type.
1479 (add_iv_value_candidates): Use sizetype for the step
1480 if type is a pointer type.
1481 (cand_value_at): Likewise.
1482 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1484 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1485 Don't convert the tem affine to the type.
1486 (add_elt_to_tree): Use sizetype for the step if a pointer.
1487 Use POINTER_PLUS_EXPR for pointers.
1488 (aff_combination_to_tree): Use sizetype for the step if a
1491 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1493 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1494 Remove commutativity hint.
1496 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1500 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1501 errorneous type. Check that v is a VAR_DECL.
1504 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1506 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1508 PR tree-optimization/35494
1509 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1510 may be overriden at link and run time.
1512 2008-03-10 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/34677
1515 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1516 (poolify_tree): Likewise.
1517 (modify_expr_template): Likewise.
1518 (poolify_modify_stmt): Likewise.
1519 (insert_fake_stores): Handle all component-ref style stores
1520 in addition to INDIRECT_REF. Also handle complex types.
1521 Do not poolify the inserted load.
1522 (realify_fake_stores): Do not rebuild the tree but only
1523 make it a SSA_NAME copy.
1524 (init_pre): Remove initialzation of modify_expr_template.
1525 Do not allocate modify_expr_node_pool.
1526 (fini_pre): Do not free modify_expr_node_pool.
1528 2008-03-10 Paul Brook <paul@codesourcery.com>
1530 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1533 2008-03-10 Paul Brook <paul@codesourcery.com>
1534 Mark Shinwell <shinwell@codesourcery.com>
1536 * config/arm/cortex-r4.md: New.
1537 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1539 * config/arm/arm.md: Include cortex-r4.md.
1540 (insn): Add smmls, sdiv and udiv values.
1541 (generic_sched): Don't use generic scheduling for Cortex-R4.
1542 (arm_issue_rate): New function.
1543 (TARGET_SCHED_ISSUE_RATE): Define.
1545 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1547 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1549 2008-03-10 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1552 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1554 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1556 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1557 Set default to true.
1559 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1561 * c.opt (Wsynth): Deprecate.
1562 * doc/invoke.texi (Option Summary, Warning Options): Document
1563 -Wno-format-contains-nul.
1565 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1568 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1569 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1571 2008-03-09 Ira Rosen <irar@il.ibm.com>
1573 * config/rs6000/rs6000.c (builtin_description): Rename vector
1574 left shift operations.
1575 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1576 (altivec_vsl<VI_char>): Rename to ...
1577 (ashl<mode>3): ... new name.
1578 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1580 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1582 2008-03-08 Richard Guenther <rguenther@suse.de>
1584 * coverage.h (tree_coverage_counter_addr): Declare.
1585 * coverage.c (tree_coverage_counter_addr): New function.
1586 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1588 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1589 (tree_gen_one_value_profiler): Likewise.
1590 (tree_gen_ic_profiler): Likewise.
1591 (tree_gen_average_profiler): Likewise.
1592 (tree_gen_ior_profiler): Likewise.
1594 2008-03-08 Richard Guenther <rguenther@suse.de>
1596 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1597 (vn_binary_op_insert): Likewise.
1598 (vn_unary_op_lookup): Likewise.
1599 (vn_unary_op_insert): Likewise.
1600 (vn_nary_op_lookup): Declare.
1601 (vn_nary_op_insert): Likewise.
1602 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1603 and binary hashes, use a single obstack for unary_op_pool
1605 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1606 a single struct vn_nary_op_s. Store tree code length and
1607 a variable number of operands.
1608 (struct vn_reference_op_struct): Remove unused op2.
1609 (vn_reference_op_eq): Do not compare op2.
1610 (vn_reference_op_compute_hash): Do not compute hash of op2.
1611 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1612 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1613 with vn_nary_op_compute_hash.
1614 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1615 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1617 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1619 (visit_unary_op): Call nary functions.
1620 (visit_binary_op): Likewise.
1621 (process_scc): Adjust for struct vn_tables_s changes.
1622 (allocate_vn_table): Likewise.
1623 (free_vn_table): Likewise.
1624 * tree-vn.c (vn_add): Call nary functions.
1625 (vn_lookup): Likewise.
1627 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1630 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1631 wdst back after sync_compare_and_swapqhi_internal.
1633 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386-modes.def (V1DI): New vector mode.
1637 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1638 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1639 (MMXMODE248): Ditto.
1640 (MMXMODE): Add V1DI mode.
1641 (mmxvecsize): Change DI mode to V1DI mode.
1642 ("mov<mode>): Use MMXMODEI8 mode iterator.
1643 ("*mov<mode>_internal_rex64"): Ditto.
1644 ("*mov<mode>_internal"): Ditto.
1645 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1646 ("mmx_sub<mode>3"): Ditto.
1647 ("mmx_adddi3"): Remove insn pattern.
1648 ("mmx_subdi3"): Ditto.
1649 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1650 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1651 ("mmx_ashl<mode>3"): Ditto.
1652 ("mmx_lshrdi3"): Remove insn pattern.
1653 ("mmx_ashldi3"): Ditto.
1654 * config/i386/i386.c (classify_argument): Handle V1DImode.
1655 (function_arg_advance_32): Ditto.
1656 (function_arg_32): Ditto.
1657 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1658 mmx_addv1di3 insn pattern.
1659 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1660 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1661 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1662 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1663 Remove definitions of built-in functions.
1664 (V1DI_type_node): New node.
1665 (v1di_ftype_v1di_int): Ditto.
1666 (v1di_ftype_v1di_v1di): Ditto.
1667 (v2si_ftype_v2si_si): Ditto.
1668 (v4hi_ftype_v4hi_di): Remove node.
1669 (v2si_ftype_v2si_di): Ditto.
1670 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1671 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1672 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1673 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1674 Add new builtins using def_builtin_const.
1675 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1676 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1677 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1678 * config/i386/mmintrin.h (__v1di): New typedef.
1679 (_mm_add_si64): Cast arguments to __v1di type.
1680 (_mm_sub_si64): Ditto.
1681 (_mm_sll_pi16): Cast __count to __v4hi type.
1682 (_mm_sll_pi32): Cast __count to __v2si type.
1683 (_mm_sll_si64): Cast arguments to __v1di type.
1684 (_mm_srl_pi16): Cast __count to __v4hi type.
1685 (_mm_srl_pi32): Cast __count to __v2si type.
1686 (_mm_srl_si64): Cast arguments to __v1di type.
1687 (_mm_sra_pi16): Cast __count to __v4hi type.
1688 (_mm_sra_pi32): Cast __count to __v2si type.
1689 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1690 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1691 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1692 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1693 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1694 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1695 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1696 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1697 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1698 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1699 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1700 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1702 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1704 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1706 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1709 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1710 reg+const addressing for Altivec modes. Don't generate reg+reg
1711 addressing for TFmode or TDmode quantities.
1713 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1715 * c-common.c (vector_types_convertible_p): Call langhook
1716 instead of comptypes.
1718 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1721 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1722 integral and scalar float variables which have a
1725 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1727 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1728 dwarf_register_span hook when emitting unwind information for
1729 register-to-memory saves.
1730 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1731 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1733 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1735 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1736 for the same VAR_DECL.
1738 2008-03-06 Tom Tromey <tromey@redhat.com>
1741 * doc/standards.texi (Standards): Don't mention treelang.
1742 * doc/invoke.texi (Overall Options): Don't mention treelang.
1743 * doc/install.texi (Prerequisites): Don't mention bison or
1745 (Configuration): Don't mention treelang.
1746 (Building): Likewise.
1747 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1749 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1751 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1752 word-extractions out of a multi-word object.
1754 2008-03-06 Richard Guenther <rguenther@suse.de>
1756 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1757 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1758 result type and precision.
1759 * expr.c (get_inner_reference): Set unsignedp based on the result
1760 type of BIT_FIELD_REF.
1761 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1762 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1763 (try_instantiate_multiple_fields): Likewise. Use the correct type
1765 (sra_build_assignment): Likewise.
1766 (sra_build_elt_assignment): Likewise.
1767 (sra_explode_bitfield_assignment): Likewise.
1768 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1769 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1770 set BIT_FIELD_REF_UNSIGNED.
1771 (vectorizable_load): Likewise.
1773 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1775 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1778 2008-03-06 Richard Guenther <rguenther@suse.de>
1780 * alias.c (struct alias_set_entry): Move has_zero_child field
1781 to pack with alias_set.
1783 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1785 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1788 2008-03-05 Ian Lance Taylor <iant@google.com>
1790 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1792 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1794 * fwprop.c (update_df): Support width and offset parameters of
1796 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1797 global_conflicts): Change DF_REF_EXTRACT to either
1798 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1799 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1800 * df-scan.c (df_ref_record, df_defs_record,
1801 df_ref_create_structure, df_def_record_1, df_uses_record,
1802 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1803 df_bb_refs_collect, df_entry_block_defs_collect,
1804 df_exit_block_uses_collect): Support new width and offset fields.
1805 (ref_extract_pool): New storage pool.
1806 (df_free_ref): New function.
1807 (df_reg_chain_unlink, df_free_collection_rec,
1808 df_sort_and_compress_refs): Call df_free_ref.
1809 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1811 (df_ref_create_structure): Allocate df_ref_extract if offset and
1812 width fields are used.
1813 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1814 (df_uses_record): Get offset and width from ZERO_EXTRACT
1816 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1817 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1818 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1819 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1820 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1821 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1822 (df_ref_extract): New structure.
1823 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1824 (df_ref_create): Add width and offset parameters.
1826 2008-03-05 Richard Guenther <rguenther@suse.de>
1828 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1829 Use ranges_overlap_p.
1830 (offset_overlaps_with_access): Rename
1831 to ranges_overlap_p and move ...
1832 * tree-flow-inline.h (ranges_overlap_p): ... here.
1834 * tree.h (get_inner_reference, handled_component_p): Update
1837 * tree.h (record_component_aliases, get_alias_set,
1838 alias_sets_conflict_p, alias_sets_must_conflict_p,
1839 objects_must_conflict_p): Move declarations ...
1840 * alias.h (record_component_aliases, get_alias_set,
1841 alias_sets_conflict_p, alias_sets_must_conflict_p,
1842 objects_must_conflict_p): ... here.
1843 Include coretypes.h.
1844 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1846 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1848 * cfg.c: Include tree-flow.h.
1849 (remove_edge_raw): Call redirect_edge_var_map_clear.
1850 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1851 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1852 (redirect_edge_var_map_result): New.
1853 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1854 PENDING_STMT use with redirect_edge_var_map_*.
1855 * tree-ssa.c (edge_var_maps): New definition.
1856 (redirect_edge_var_map_add): New.
1857 (redirect_edge_var_map_clear): New.
1858 (redirect_edge_var_map_dup): New.
1859 (redirect_edge_var_map_vector): New.
1860 (redirect_edge_var_map_destroy): New.
1861 (ssa_redirect_edge): Replace PENDING_STMT use with
1862 redirect_edge_var_map_*.
1863 (flush_pending_stmts): Same.
1864 (delete_tree_ssa): Destroy edge var map.
1865 * tree-flow.h (struct _edge_var_map): New.
1866 Define edge_var_map vector type.
1867 Declare redirect_edge_var_map_* prototypes.
1868 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1869 * tree-cfg.c (reinstall_phi_args): Replace
1870 PENDING_STMT use with redirect_edge_var_map_*.
1872 2008-03-05 Richard Guenther <rguenther@suse.de>
1874 PR tree-optimization/35472
1875 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1876 whose single use_stmt has a overlapping set of loaded and
1877 stored symbols as that use_stmt might be a noop assignment then.
1879 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1881 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1883 2008-03-05 Richard Guenther <rguenther@suse.de>
1886 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1887 should be constants.
1888 * tree-cfg.c (verify_expr): Verify it.
1889 * fold-const.c (fold_truthop): Remove code generating
1890 BIT_FIELD_REFs of structure bases.
1891 (fold_binary): Likewise.
1892 (fold_ternary): Position and size of BIT_FIELD_REFs are
1893 always host integers.
1894 (make_bit_field_ref): Remove.
1895 (optimize_bit_field_compare): Remove.
1896 (all_ones_mask_p): Remove.
1898 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1901 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1902 (split_block_and_df_analyze): New. Split basic block and rebuild
1904 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1906 (split_pattern_seq): Likewise.
1907 (erase_matching_seqs): Likewise.
1908 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1910 2008-03-04 Geoff Keating <geoffk@apple.com>
1912 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1913 declaration and code.
1914 (tree_invalid_nonnegative_warnv_p): Likewise.
1916 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1918 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1919 examples. Truncate option-names then causing overfull hbox.
1921 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1924 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1926 * configure: Rebuilt.
1928 2008-03-04 Rafael Espindola <espindola@google.com>
1930 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1931 (tree_unary_nonnegative_warnv_p): New.
1932 (tree_binary_nonnegative_warnv_p): New.
1933 (tree_single_nonnegative_warnv_p): New.
1934 (tree_invalid_nonnegative_warnv_p): New.
1935 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1937 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1940 * opts.c (handle_option): Postpone 'unknown option' errors only for
1943 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1946 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1949 2008-03-04 Rafael Espindola <espindola@google.com>
1951 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1952 (tree_binary_nonzero_warnv_p): New.
1953 (tree_single_nonzero_warnv_p): New.
1954 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1956 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1959 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1960 transformations for modes that have signed zeros.
1961 * ifcvt.c (noce_try_abs): Ditto.
1963 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1965 * config/i386/i386.c (override_options): Force
1966 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1968 2008-03-04 Jan Hubicka <jh@suse.cz>
1971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1974 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1976 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1977 label to probe the stack.
1979 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1981 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1982 (__gthr_win32_mutex_destroy): Declare.
1983 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1984 __gthr_win32_mutex_destroy.
1985 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1987 2008-03-03 Jan Hubicka <jh@suse.cz>
1990 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1991 aggressive on inlining cold calls.
1993 2008-03-03 Richard Guenther <rguenther@suse.de>
1995 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1996 struct copies into the expression table.
1997 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1998 (try_to_simplify): Likewise.
1999 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2000 integral and pointer arguments which do not change the
2001 precision to NOP_EXPRs.
2002 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2003 VIEW_CONVERT_EXPR case.
2005 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2007 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2008 defined in a loop at depth 0 is invariant.
2009 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2010 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2011 be called at loop depth 0.
2013 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2016 * gcc.c (process_command): Update copyright notice dates.
2017 * gcov.c (print_version): Likewise.
2018 * gcov-dump.c (print_version): Likewise.
2019 * mips-tfile.c (main): Likewise.
2020 * mips-tdump.c (main): Likewise.
2022 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2025 * c-common.c (flag_permissive): Delete.
2026 (constant_expression_warnings): Check flags first.
2027 (constant_expression_error): New.
2028 * c-common.h (flag_permissive): Delete.
2029 (constant_expression_error): Declare.
2030 * flags.h (flag_permissive): Declare. Update description.
2031 * diagnostic.c (pedwarn): Update.
2033 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2034 (permissive_error_kind): New.
2035 * toplev.c (flag_permissive): Define. Update description.
2036 * toplev.h (permissive_error_kind): Declare.
2037 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2038 (pedwarn_c90): Use pedantic_warning_kind.
2039 * c-opts.c (c_common_post_options): flag_permissive does not affect
2040 flag_pedantic_errors.
2042 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2044 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2045 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2046 __absvsi2, __absvDI2): Use unsigned arithmetic.
2048 2008-03-02 Andi Kleen <ak@suse.de>
2049 Richard Guenther <rguenther@suse.de>
2051 * struct-equiv.c: Remove file.
2052 * cfg_cleanup.c (condjump_equiv_p): Remove.
2053 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2054 (struct-equiv.o): Remove rule.
2055 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2056 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2057 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2059 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2061 * ifcvt.c (noce_process_if_block): Try to handle only the then
2062 block if the else block exists but isn't suitable.
2064 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2067 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2068 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2069 regression from previous patch.
2071 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2074 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2076 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2077 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2078 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2079 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2080 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2081 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2082 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2083 (__gthread_mutex_destroy_function): Rename to
2084 __gthread_mutex_destroy.
2085 * gthr-dce.h (__gthread_mutex_destroy): Call
2086 pthread_mutex_destroy.
2087 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2088 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2089 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2091 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2093 * df-scan.c (df_ref_chain_change_bb): Simplify.
2094 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2095 set_block_for_insn if there's any change.
2096 * df.h ((df_insn_change_bb): Fix prototype.
2097 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2098 df_insn_change_bb, don't call set_block_for_insn.
2099 * emit-rtl.c (reorder_insns): Likewise.
2100 * haifa-sched.c (move_insn): Likewise.
2102 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2104 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2106 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2108 * tree-flow-inline.h (next_readonly_imm_use): Return
2109 NULL_USE_OPERAND_P after the end.
2111 2008-03-01 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/35411
2114 * tree-sra.c (sra_build_assignment): Split conversion to
2115 final type to a separate statement if we are not assigning
2118 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2120 * fold-const.c (fold_convertible_p): Correct the logic to follow
2121 that in fold_convert().
2123 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2126 * tree-inline.c (build_duplicate_type): When we make a
2127 duplicate type, make it unique in the canonical types system.
2129 2008-02-29 Tom Tromey <tromey@redhat.com>
2131 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2132 input_file_stack_history, input_file_stack_restored): Remove.
2133 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2134 * input.h (struct file_stack): Remove.
2135 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2136 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2138 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2140 (diagnostic_last_module_changed): Add 'map' argument.
2141 (diagnostic_set_last_function): Likewise.
2142 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2143 line map, not input_file_stack.
2144 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2146 2008-02-29 Paul Brook <paul@codesourcery.com>
2148 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2150 2008-02-29 Paul Brook <paul@codesourcery.com>
2152 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2154 2008-02-29 Richard Guenther <rguenther@suse.de>
2156 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2158 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2159 value for comparing for a store match.
2160 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2161 (try_to_simplify): Do not do a full-blown reference lookup.
2163 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2165 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2166 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2168 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2170 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2172 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2173 strides against cache sizes.
2175 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2177 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2180 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2182 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2183 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2184 is smaller than the original promoted value.
2185 (simplify_subreg): If OP is a SUBREG, try to preserve its
2186 SUBREG_PROMOTED_VAR_P information.
2188 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2190 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2191 (VN_INFO_GET): Allocate new objects on the obstack.
2192 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2193 for rpo_numbers_temp, for consistency.
2194 (free_scc_vn): Free the obstack.
2196 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2198 * doc/invoke.texi: Document -ftree-loop-distribution.
2199 * tree-loop-distribution.c: New.
2200 * tree-pass.h (pass_loop_distribution): New.
2201 * graphds.h (struct graph): Add htab_t indices.
2202 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2203 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2204 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2205 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2206 * tree-data-ref.c (debug_data_dependence_relations): New.
2207 (dump_data_dependence_relation): Also print data references.
2208 (free_data_ref): Extern.
2209 (same_access_functions): Moved...
2210 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2211 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2212 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2213 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2214 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2215 (stmts_from_loop): Skip LABEL_EXPR.
2216 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2218 (build_rdg): Initialize rdg->indices htab.
2219 (free_rdg, stores_from_loop, ref_base_address,
2220 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2221 have_similar_memory_accesses_1, ref_base_address_1,
2222 remove_similar_memory_refs): New.
2223 * tree-data-ref.h: Depend on tree-chrec.h.
2224 (debug_data_dependence_relations, free_data_ref): Declared.
2225 (same_access_functions): ... here.
2226 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2228 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2229 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2230 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2231 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2232 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2233 rdg_vertex_for_stmt): Declared.
2234 (struct rdg_edge): Add level.
2236 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2237 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2239 (rdg_has_similar_memory_accesses): New.
2240 * tree-vect-analyze.c: Remove unused static decls.
2241 * lambda.h (dependence_level): New.
2242 * common.opt (ftree-loop-distribution): New.
2243 * tree-flow.h (mark_virtual_ops_in_bb,
2244 slpeel_tree_duplicate_loop_to_edge_cfg,
2245 rename_variables_in_loop): Declared.
2246 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2247 (OBJS-common): Add tree-loop-distribution.o.
2248 (tree-loop-distribution.o): New rule.
2249 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2250 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2251 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2253 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2256 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2257 other than structures and unions.
2259 2008-02-28 Richard Guenther <rguenther@suse.de>
2262 2008-02-26 Richard Guenther <rguenther@suse.de>
2264 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2265 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2266 (lookup_decl_from_uid): Declare.
2267 (remove_decl_from_map): Likewise.
2268 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2269 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2270 (decl_for_uid_map): New global hashtable mapping DECL_UID
2272 (init_ttree): Allocate it.
2273 (insert_decl_to_uid_decl_map): New helper function.
2274 (make_node_stat): Insert new decls into the map.
2275 (copy_node_stat): Likewise.
2276 (lookup_decl_from_uid): New function.
2277 (remove_decl_from_map): Likewise.
2278 (print_decl_for_uid_map_statistics): New helper.
2279 (dump_tree_statistics): Call it.
2281 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2282 (referenced_var_iterator): Adjust.
2283 (FOR_EACH_REFERENCED_VAR): Adjust.
2284 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2285 (num_referenced_vars): Adjust.
2286 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2287 (first_referenced_var): Remove.
2288 (end_referenced_vars_p): Likewise.
2289 (next_referenced_var): Likewise.
2290 (referenced_var_iterator_set): New helper function.
2291 * tree-dfa.c (referenced_var_lookup): Adjust.
2292 (referenced_var_check_and_insert): Likewise.
2293 (remove_referenced_var): Likewise.
2294 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2295 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2296 (verify_call_clobbering): Likewise.
2297 (verify_memory_partitions): Likewise.
2298 (init_tree_ssa): Allocate bitmap instead of hashtable for
2300 (delete_tree_ssa): Adjust.
2301 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2302 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2303 (compute_tag_properties): Likewise.
2304 (set_initial_properties): Likewise.
2305 (find_partition_for): Likewise.
2306 (update_reference_counts): Likewise.
2307 (dump_may_aliases_for): Likewise.
2308 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2309 (add_call_clobber_ops): Likewise.
2310 (add_call_read_ops): Likewise.
2311 (get_asm_expr_operands): Likewise.
2312 * tree-into-ssa.c (dump_decl_set): Likewise.
2313 (update_ssa): Likewise.
2314 * tree-sra.c (scan_function): Likewise.
2315 (decide_instantiations): Likewise.
2316 (scalarize_parms): Likewise.
2317 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2318 (dsa_named_for): Likewise.
2319 * tree-ssa-structalias.c (update_alias_info): Likewise.
2320 (merge_smts_into): Likewise.
2322 2008-02-27 David Daney <ddaney@avtrex.com>
2325 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2326 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2327 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2328 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2329 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2331 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2334 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2335 (BUILT_IN_NEXTTOWARD): Remove.
2336 (BUILT_IN_NEXTTOWARDF): Ditto.
2337 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2338 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2340 2008-02-27 Tom Tromey <tromey@redhat.com>
2342 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2343 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2345 2008-02-27 Jan Beulich <jbeulich@novell.com>
2347 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2348 update the respective field on newdecl.
2350 2008-02-27 Revital Eres <eres@il.ibm.com>
2352 PR rtl-optimization/34999
2353 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2354 crossing edges that ends with a call insn.
2355 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2356 call insn and clear the EDGE_CROSSING flag of the crossing edge
2357 when fixing fallthru edges.
2359 2008-02-27 Richard Guenther <rguenther@suse.de>
2362 * fold-const.c (fold_unary): Return the correct argument,
2363 converted to the result type.
2365 2008-02-27 Richard Guenther <rguenther@suse.de>
2368 * expr.c (expand_expr_real_1): Assert on rotates that operate
2370 * fold-const.c (fold_binary): Use the types precision, not the
2371 bitsize of the mode if folding rotate expressions. Build rotates
2372 only for full modes.
2374 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2376 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2378 * c-pragma.c (pragma_ns_name): New typedef.
2379 (registered_pp_pragmas): New variable.
2380 (c_pp_lookup_pragma): New function.
2381 (c_register_pragma_1): If flag_preprocess_only, do nothing
2382 for non-expanded pragmas, for expanded ones push pragma's
2383 namespace and name into registered_pp_pragmas vector.
2384 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2385 flag_preprocess_only, don't register GCC pch_preprocess
2386 pragma if flag_preprocess_only.
2387 * c-opts.c (c_common_init): Call init_pragma even if
2388 flag_preprocess_only.
2389 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2390 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2391 cpp_register_pragma if flag_preprocess_only.
2393 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2396 * c-parser.c (c_parser_translation_unit): Warn for empty
2397 translation unit, not empty source file.
2399 2008-02-26 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2402 operand for Thumb-2.
2403 * config/arm/arm.h (reg_class): Add CORE_REGS.
2404 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2405 (BASE_REG_CLASS): Use CORE_REGS.
2406 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2407 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2408 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2409 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2410 ARM_REGNO_OK_FOR_INDEX_P.
2411 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2412 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2413 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2414 (ldm/stm peepholes): Ditto.
2415 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2416 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2417 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2418 * config/arm/constraints.md: Enable "k" constraint on ARM.
2420 2008-02-27 Ben Elliston <bje@au.ibm.com>
2422 * config/rs6000/rs6000.c: Annotate cache line size field in all
2423 instances of struct processor_costs.
2425 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2427 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2428 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2429 jump_bypass): New counters.
2430 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2431 * dce.c (gate_ud_dce): Same.
2432 (gate_fast_dce): Same.
2433 * dse.c (gate_dse1): New function.
2434 (gate_dse2): New function.
2435 (gate_dse): Merge results of new gate functions.
2436 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2437 (gate_handle_jump_bypass): Add dbg_cnt.
2438 (gate_handle_gcse): Add dbg_cnt.
2439 * ifcvt.c (gate_handle_if_conversion): Same.
2440 (gate_handle_if_after_combine): Same.
2441 (gate_handle_if_after_reload): Same.
2442 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2444 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2446 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2448 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2450 2008-02-26 Jason Merrill <jason@redhat.com>
2453 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2454 alone if it's the naming decl for the type's main variant.
2456 2008-02-26 Tom Tromey <tromey@redhat.com>
2458 * system.h (USE_MAPPED_LOCATION): Poison.
2459 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2460 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2461 (make_goto_expr_edges): Likewise.
2462 (remove_bb): Likewise.
2463 (execute_warn_function_return): Likewise.
2464 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2466 * c-common.c (fname_decl): Remove old location code.
2467 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2469 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2471 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2472 (gen_rtx_ASM_INPUT): Likewise.
2473 (gen_rtx_ASM_INPUT_loc): Likewise.
2474 (get_rtx_asm_OPERANDS): Remove.
2475 * cfglayout.c (insn_locators_alloc): Remove old location code.
2476 (set_curr_insn_source_location): Likewise.
2477 (curr_insn_locator): Likewise.
2478 * print-tree.c (print_node): Remove old location code.
2479 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2480 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2481 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2482 location_from_locus.
2483 (construct_exit_block): Remove old location code.
2484 * emit-rtl.c (force_next_line_note): Remove old location code.
2485 * profile.c (branch_prob): Remove old location code.
2486 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2487 LOC_LINE): Remove old-location variants.
2488 * langhooks.c (lhd_print_error_function): Remove old location
2490 * configure, config.in: Rebuilt.
2491 * configure.ac (--enable-mapped-location): Remove.
2492 * c-decl.c (c_init_decl_processing): Remove old location code.
2493 (finish_function): Likewise.
2494 * recog.c (decode_asm_operands): Remove old location code.
2495 * c-pch.c (c_common_read_pch): Remove old location code.
2496 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2498 * gimple-low.c (lower_function_body): Remove old location code.
2499 * toplev.c (unknown_location): Remove.
2500 (push_srcloc): Remove old-location variant.
2501 (process_options): Remove old location code.
2502 (lang_dependent_init): Likewise.
2503 * input.h (UNKNOWN_LOCATION): Move definition.
2504 (location_t): Undeprecate.
2505 (source_locus): Remove.
2506 (location_from_locus): Remove.
2507 (struct location_s): Remove.
2508 Remove all old-location code.
2509 (input_line, input_filename): Remove.
2510 * final.c (final_scan_insn): Remove old location code.
2511 * diagnostic.c (diagnostic_build_prefix): Remove
2512 USE_MAPPED_LOCATION test.
2513 * tree.h (gimple_stmt) <locus>: Now a location_t.
2514 (tree_exp) <locus>: Likewise.
2515 (DECL_IS_BUILTIN): Remove old-location variant.
2516 (annotate_with_file_line, annotate_with_locus): Likewise.
2517 (expr_locus, set_expr_locus): Update.
2518 * tree.c (build1_stat): Remove old location code.
2519 (last_annotated_node): Remove.
2520 (annotate_with_file_line): Remove old-location variant.
2521 (annotate_with_locus): Likewise.
2522 (expr_location): Remove old location code.
2523 (set_expr_location): Likewise.
2524 (expr_has_location): Likewise.
2525 (expr_locus): Likewise.
2526 (set_expr_locus): Likewise.
2527 (expr_filename): Don't use location_from_locus.
2528 (expr_lineno): Likewise.
2529 * rtl-error.c (location_for_asm): Remove old location code.
2530 * c-lex.c (cb_line_change): Remove old location code.
2531 (fe_file_change): Likewise.
2532 (cb_def_pragma): Likewise.
2533 (c_lex_with_flags): Likewise.
2534 * gengtype.c (do_typedef): Don't special-case location types.
2535 (define_location_structures): Remove.
2536 (main): Don't call define_location_structures.
2537 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2540 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2543 * builtins.def (BUILT_IN_STDARG_START): Remove.
2544 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2545 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2546 * tree-inline.c (inline_forbidden_p_1): Likewise.
2548 2008-02-26 Richard Guenther <rguenther@suse.de>
2550 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2551 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2552 (lookup_decl_from_uid): Declare.
2553 (remove_decl_from_map): Likewise.
2554 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2555 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2556 (decl_for_uid_map): New global hashtable mapping DECL_UID
2558 (init_ttree): Allocate it.
2559 (insert_decl_to_uid_decl_map): New helper function.
2560 (make_node_stat): Insert new decls into the map.
2561 (copy_node_stat): Likewise.
2562 (lookup_decl_from_uid): New function.
2563 (remove_decl_from_map): Likewise.
2564 (print_decl_for_uid_map_statistics): New helper.
2565 (dump_tree_statistics): Call it.
2567 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2568 (referenced_var_iterator): Adjust.
2569 (FOR_EACH_REFERENCED_VAR): Adjust.
2570 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2571 (num_referenced_vars): Adjust.
2572 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2573 (first_referenced_var): Remove.
2574 (end_referenced_vars_p): Likewise.
2575 (next_referenced_var): Likewise.
2576 (referenced_var_iterator_set): New helper function.
2577 * tree-dfa.c (referenced_var_lookup): Adjust.
2578 (referenced_var_check_and_insert): Likewise.
2579 (remove_referenced_var): Likewise.
2580 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2581 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2582 (verify_call_clobbering): Likewise.
2583 (verify_memory_partitions): Likewise.
2584 (init_tree_ssa): Allocate bitmap instead of hashtable for
2586 (delete_tree_ssa): Adjust.
2587 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2588 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2589 (compute_tag_properties): Likewise.
2590 (set_initial_properties): Likewise.
2591 (find_partition_for): Likewise.
2592 (update_reference_counts): Likewise.
2593 (dump_may_aliases_for): Likewise.
2594 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2595 (add_call_clobber_ops): Likewise.
2596 (add_call_read_ops): Likewise.
2597 (get_asm_expr_operands): Likewise.
2598 * tree-into-ssa.c (dump_decl_set): Likewise.
2599 (update_ssa): Likewise.
2600 * tree-sra.c (scan_function): Likewise.
2601 (decide_instantiations): Likewise.
2602 (scalarize_parms): Likewise.
2603 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2604 (dsa_named_for): Likewise.
2605 * tree-ssa-structalias.c (update_alias_info): Likewise.
2606 (merge_smts_into): Likewise.
2608 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2611 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2612 * c-opts.c (c_common_handle_option): Wall enables
2613 Wvolatile-register-var.
2614 * common.opt: Move Wvolatile-register-var to...
2617 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2619 * common.opt (Wlarger-than=): New.
2620 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2622 * opts.c (common_handle_option): Handle -Wlarger-than=.
2623 * optc-gen.awk: Likewise.
2624 * opth-gen.awk: Likewise.
2625 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2626 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2628 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2630 * c-common.c (match_case_to_enum_1): Add appropriate
2631 OPT_W* parameter to warning.
2632 (c_do_switch_warnings): Likewise.
2633 * c-typeck.c (warning_init): Add one more parameter following
2635 (push_init_level): Update call to warning_init.
2636 (pop_init_level): Likewise.
2637 (add_pending_init): Likewise.
2638 (output_init_element: Likewise.
2640 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2643 * toplev.c (toplev_main): If there are warnings or error, print
2644 errors for ignored options.
2645 * opts.c (ignored_options): New static variable.
2646 (postpone_unknown_option_error): New.
2647 (print_ignored_options): New.
2648 (handle_option): Postpone errors for unknown -Wno-* options.
2649 * opts.h (print_ignored_options): Declare.
2651 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2653 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2656 2008-02-25 Richard Guenther <rguenther@suse.de>
2659 2008-02-25 Richard Guenther <rguenther@suse.de>
2661 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2662 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2663 (lookup_decl_from_uid): Declare.
2664 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2665 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2666 (decl_for_uid_map): New global hashtable mapping DECL_UID
2668 (init_ttree): Allocate it.
2669 (insert_decl_to_uid_decl_map): New helper function.
2670 (make_node_stat): Insert new decls into the map.
2671 (copy_node_stat): Likewise.
2672 (lookup_decl_from_uid): New function.
2673 (print_decl_for_uid_map_statistics): New helper.
2674 (dump_tree_statistics): Call it.
2676 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2677 (referenced_var_iterator): Adjust.
2678 (FOR_EACH_REFERENCED_VAR): Adjust.
2679 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2680 (num_referenced_vars): Adjust.
2681 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2682 (first_referenced_var): Remove.
2683 (end_referenced_vars_p): Likewise.
2684 (next_referenced_var): Likewise.
2685 (referenced_var_iterator_set): New helper function.
2686 * tree-dfa.c (referenced_var_lookup): Adjust.
2687 (referenced_var_check_and_insert): Likewise.
2688 (remove_referenced_var): Likewise.
2689 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2691 (verify_call_clobbering): Likewise.
2692 (verify_memory_partitions): Likewise.
2693 (init_tree_ssa): Allocate bitmap instead of hashtable for
2695 (delete_tree_ssa): Adjust.
2696 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2698 (compute_tag_properties): Likewise.
2699 (set_initial_properties): Likewise.
2700 (find_partition_for): Likewise.
2701 (update_reference_counts): Likewise.
2702 (dump_may_aliases_for): Likewise.
2703 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2704 (add_call_clobber_ops): Likewise.
2705 (add_call_read_ops): Likewise.
2706 (get_asm_expr_operands): Likewise.
2707 * tree-into-ssa.c (dump_decl_set): Likewise.
2708 (update_ssa): Likewise.
2709 * tree-sra.c (scan_function): Likewise.
2710 (decide_instantiations): Likewise.
2711 (scalarize_parms): Likewise.
2712 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2713 (dsa_named_for): Likewise.
2714 * tree-ssa-structalias.c (update_alias_info): Likewise.
2715 (merge_smts_into): Likewise.
2717 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2720 * doc/invoke.texi (-fcx-limited-range): Document new option.
2721 * toplev.c (process_options): Handle -fcx-fortran-rules.
2722 * common.opt: Add documentation for -fcx-fortran-rules.
2724 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2727 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2728 actual behaviour and C99.
2730 2008-02-26 Ben Elliston <bje@au.ibm.com>
2732 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2733 (ASM_CPU_POWER6_SPEC): Likewise.
2734 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2735 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2736 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2738 2008-02-25 Richard Guenther <rguenther@suse.de>
2740 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2741 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2742 (lookup_decl_from_uid): Declare.
2743 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2744 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2745 (decl_for_uid_map): New global hashtable mapping DECL_UID
2747 (init_ttree): Allocate it.
2748 (insert_decl_to_uid_decl_map): New helper function.
2749 (make_node_stat): Insert new decls into the map.
2750 (copy_node_stat): Likewise.
2751 (lookup_decl_from_uid): New function.
2752 (print_decl_for_uid_map_statistics): New helper.
2753 (dump_tree_statistics): Call it.
2755 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2756 (referenced_var_iterator): Adjust.
2757 (FOR_EACH_REFERENCED_VAR): Adjust.
2758 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2759 (num_referenced_vars): Adjust.
2760 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2761 (first_referenced_var): Remove.
2762 (end_referenced_vars_p): Likewise.
2763 (next_referenced_var): Likewise.
2764 (referenced_var_iterator_set): New helper function.
2765 * tree-dfa.c (referenced_var_lookup): Adjust.
2766 (referenced_var_check_and_insert): Likewise.
2767 (remove_referenced_var): Likewise.
2768 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2769 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2770 (verify_call_clobbering): Likewise.
2771 (verify_memory_partitions): Likewise.
2772 (init_tree_ssa): Allocate bitmap instead of hashtable for
2774 (delete_tree_ssa): Adjust.
2775 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2777 (compute_tag_properties): Likewise.
2778 (set_initial_properties): Likewise.
2779 (find_partition_for): Likewise.
2780 (update_reference_counts): Likewise.
2781 (dump_may_aliases_for): Likewise.
2782 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2783 (add_call_clobber_ops): Likewise.
2784 (add_call_read_ops): Likewise.
2785 (get_asm_expr_operands): Likewise.
2786 * tree-into-ssa.c (dump_decl_set): Likewise.
2787 (update_ssa): Likewise.
2788 * tree-sra.c (scan_function): Likewise.
2789 (decide_instantiations): Likewise.
2790 (scalarize_parms): Likewise.
2791 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2792 (dsa_named_for): Likewise.
2793 * tree-ssa-structalias.c (update_alias_info): Likewise.
2794 (merge_smts_into): Likewise.
2796 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2799 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2800 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2801 * alias.h (nonoverlapping_memrefs_p): Likewise.
2803 2008-02-25 Jan Beulich <jbeulich@novell.com>
2805 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2806 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2807 __emultls_get_address, __emultls_register_common,
2808 __floatundi?f, and _Unwind_GetIPInfo.
2809 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2810 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2811 (gen_regparm_prefix): Likewise.
2812 (i386_nlm_encode_section_info): Sync with
2813 config/i386/winnt.c:i386_pe_encode_section_info().
2814 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2815 i386_nlm_mangle_decl_assembler_name): New.
2816 (netware_override_options): New.
2817 * config/i386/netware.h (netware_override_options): Declare.
2818 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2819 (i386_nlm_mangle_decl_assembler_name): Declare.
2820 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2822 2008-02-25 Ben Elliston <bje@au.ibm.com>
2825 * c-decl.c (grokdeclarator): Remove unused local variables
2826 `typedef_type' and `type_as_written'.
2828 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2829 unused local variable `has_hot_blocks'.
2830 (fix_crossing_conditional_branches): Remove unused local variable
2833 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2836 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2837 using DEF_C99_BUILTIN.
2838 (BUILT_IN_NANF): Ditto.
2839 (BUILT_IN_NANL): Ditto.
2841 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2842 Revital Eres <eres@il.ibm.com>
2844 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2845 regarding the order of two dependent insns in the same row.
2847 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2849 * stor-layout.c (layout_decl): Do not bump the alignment of a
2850 bit-field to more than byte alignment if it is packed.
2852 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2854 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2857 2008-02-24 Diego Novillo <dnovillo@google.com>
2859 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2862 * tree-vrp.c (vrp_evaluate_conditional): With
2863 -Wtype-limits, emit a warning when comparing against a
2864 constant outside the natural range of OP0's type.
2865 * c.opt (Wtype-limits): Move ...
2866 * common.opt (Wtype-limits): ... here.
2868 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2870 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2871 * config/rs6000/e300c2c3.md: New file.
2872 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2874 (rs6000_override_options): Add e300c2 and e300c3 cases to
2875 processor_target_table. Do not allow usage of Altivec or Spe
2876 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2877 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2878 * config/rs6000/rs6000.h (processor_type): Add
2879 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2880 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2881 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2882 and ppce300c3. Include e300c2c3.md.
2884 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2886 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2887 instead of TARGET_STRICT_ALIGN.
2889 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2891 * explow.c (memory_address): Assert that the generated address is
2894 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2897 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2898 * config/darwin-ppc-ldouble-patch.def: New file.
2899 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2900 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2901 SUBTARGET_INIT_BUILTINS if defined.
2902 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2905 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2908 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2909 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2911 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2914 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2915 file" warning condtional on -Winvalid-PCH.
2917 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2919 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2921 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2926 prevent reload from using MMX registers.
2927 (*mov<mode>_internal): Ditto.
2928 (*movv2sf_internal_rex64): Ditto.
2929 (*movv2sf_internal): Ditto.
2931 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2933 PR documentation/31569
2934 * doc/install.texi2html: Use makeinfo --no-number-sections.
2936 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2938 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2939 ensure that we can address an entire entity > 8 bytes. Don't
2940 generate reg+reg addressing for such data.
2942 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2944 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2945 strings when optimizing for size, unless the target cares about
2948 2008-02-22 Tom Tromey <tromey@redhat.com>
2950 * regclass.c (current_pass): Remove declaration.
2952 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2954 * config/avr/libgcc.S (__RAMPZ__): Define.
2955 (__do_copy_data): Add for devices with 128KB code memory.
2957 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2959 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2961 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2963 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2965 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2968 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2971 * c-typeck.c (build_binary_op): Warn about floating point
2972 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2974 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2977 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2978 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2980 (rs6000_override_options): Set altivec_abi as default, not override,
2981 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2982 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2983 is used; use new member spe_abi.
2984 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2985 spe_abi and altivec_abi.
2987 2008-02-22 Tomas Bily <tbily@suse.cz>
2989 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2991 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2994 * config.build (build_file_translate): Set to `CMD //c' only if
2996 * Makefile.in (build_file_translate): Improve comment.
2998 2008-02-21 Jan Hubicka <jh@suse.cz>
3000 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3001 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3002 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3004 2008-02-21 Michael Matz <matz@suse.de>
3007 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3009 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3012 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3014 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3015 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3016 SSE_VEC_FLOAT_MODE_P as insn constraint.
3017 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3018 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3019 sse4a_movntdf using MODEF mode iterator.
3020 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3021 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3022 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3023 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3024 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3025 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3026 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3028 2008-02-21 Richard Guenther <rguenther@suse.de>
3030 * tree.def (PAREN_EXPR): New tree code.
3031 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3033 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3034 * expr.c (expand_expr_real_1): Likewise.
3035 * tree-inline.c (estimate_num_insns_1): Likewise.
3036 * tree-complex.c (expand_complex_move): Likewise.
3037 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3040 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3043 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3045 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3048 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3050 * config/sh/sh.c (find_barrier): Don't go past
3051 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3053 2008-02-20 DJ Delorie <dj@redhat.com>
3055 * config/h8300/h8300.md (insv): Force source operand to be a register.
3057 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3058 as a jump, not as a plain insn.
3060 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3062 * doc/invoke.texi (Warning Options): Add new option
3063 -Wframe-larger-than=.
3064 (-Wframe-larger-than): Document.
3066 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3067 Add declarations for new option variables.
3069 * final.c (final_start_function): Check the frame size
3070 before emission and issue a Wframe-larger-than warning.
3072 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3073 Add definitions for new option variables.
3074 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3076 * common.opt (Wframe-larger-than=): New option.
3078 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3080 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3081 (<sse>_div<mode>3): Ditto.
3082 (<sse>_vmdiv<mode>3): Ditto.
3083 (<sse>_vmsqrt<mode>2): Ditto.
3084 (*smax<mode>3): Ditto.
3085 (sse5_frcz<mode>2): Ditto.
3086 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3089 2008-02-20 Richard Guenther <rguenther@suse.de>
3092 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3093 be happy with INTEGRAL_TYPE_P.
3095 2008-02-20 Richard Guenther <rguenther@suse.de>
3097 * fold-const.c (split_tree): Associate floatig-point expressions
3098 if flag_associative_math is set.
3100 2008-02-20 Richard Guenther <rguenther@suse.de>
3102 * tree.h (fold_real_zero_addition_p): Declare.
3103 * fold-const.c (fold_real_zero_addition_p): Export.
3104 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3105 floating-point operations with zero and one.
3107 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3109 * doc/install.texi: Correct references to CFLAGS, replacing them
3110 with BOOT_CFLAGS. Document flags used during bootstrap for
3113 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3116 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3117 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3119 (smin<mode>3): Ditto from similar patterns.
3120 (smax<mode>3): Ditto.
3121 (*ieee_smin<mode>3): Ditto.
3122 (*ieee_smax<mode>3): Ditto.
3123 * config/i386/sse.md (sse): New mode attribute.
3124 (mov<mode>): Macroize expander from movv4sf and movv2df using
3125 SSEMODEF2P mode iterator.
3126 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3127 SSE_VEC_FLOAT_MODE_P as insn constraint.
3128 (storent<mode>): Ditto.
3129 (storent<mode>): Macroize expander from storentsf and storentdf using
3130 MODEF mode iterator.
3131 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3132 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3133 (abs<mode>2): Ditto from similar patterns.
3134 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3135 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3136 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3137 (<sse>_vmsqrt<mode>2): Ditto.
3138 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3139 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3140 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3141 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3142 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3143 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3144 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3146 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3147 iterator and SSE_FLOAT_MODE_P as insn constraint.
3148 (<sse>_ucomi): Ditto from similar patterns.
3149 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3150 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3151 SSE_VEC_FLOAT_MODE_P as insn constraint.
3152 (vcond<mode>): Ditto from similar patterns.
3153 (and<mode>3, *and<mode>3): Ditto.
3154 (<sse>_nand<mode>3): Ditto.
3155 (ior<mode>3, *ior<mode>3): Ditto.
3156 (xor<mode>3, *xor<mode>3): Ditto.
3157 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3158 iterator and SSE_FLOAT_MODE_P as insn constraint.
3159 (*nand<mode>3): Ditto from similar patterns.
3160 (*ior<mode>3): Ditto.
3161 (*xor<mode>3): Ditto.
3163 2008-02-20 Ira Rosen <irar@il.ibm.com>
3165 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3166 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3167 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3169 2008-02-19 Jan Hubicka <jh@suse.cz>
3171 * predict.c (tree_bb_level_predictions): Remove variable next
3172 mistakely introduced by previous commit.
3174 2008-02-19 Jan Hubicka <jh@suse.cz>
3176 * predict.c (predict_paths_leading_to): Rewrite.
3177 (predict_paths_for_bb): New.
3178 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3180 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3183 * Makefile.in (build_file_translate): New.
3184 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3185 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3186 * configure.ac (build_file_translate): Substitute it.
3187 * configure: Regenerate.
3189 2008-02-19 Jan Hubicka <jh@suse.cz>
3191 PR rtl-optimization/34408
3192 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3195 2008-02-19 Jan Hubicka <jh@suse.cz>
3198 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3201 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3204 * config/i386/i386-modes.def: Revert the last DI alignment
3205 change until Ada people can look into it.
3207 2008-02-19 Nick Clifton <nickc@redhat.com>
3209 * opts.c (print_specific_help): Fix typo in --help text.
3211 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3214 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3215 32-bit inline asm without asm alternatives for host GCC < 3.0.
3217 2008-02-19 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/34989
3220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3221 Allow propagation to INDIRECT_REF if we can simplify only.
3223 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3225 * c-common.c (warn_for_collisions_1): Use appropriate option when
3228 2008-02-19 Nick Clifton <nickc@redhat.com>
3231 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3232 (handle_options): Fix indentation.
3233 (print_filtered_help): If no language-specific options were
3234 displayed tell the user how to list all the options supported by
3235 the language's front-end.
3236 (print_specific_help): Fix indentation and remove duplicate line.
3237 (common_handle_option): Handle the -v option.
3238 For --help enable the display of undocumented options if the -v
3239 switch has been included on the command line.
3240 For --help= check for overlaps in the arguments between the option
3241 classes and the language names and issue a warning when they
3242 cannot be disambiguated.
3243 * c.opt (v): Pass on to the common option handler.
3245 2008-02-19 Revital Eres <eres@il.ibm.com>
3247 * modulo-sched.c (sms_schedule): Change dump message when
3248 create_ddg function fails.
3249 (try_scheduling_node_in_cycle): Rename row to cycle.
3250 (print_partial_schedule): Rename CYCLE to ROW.
3252 2008-02-19 Christian Bruel <christian.bruel@st.com>
3253 Zdenek Dvorak <ook@ucw.cz>
3255 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3257 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3261 (*x86_movdicc_0_m1_se): Ditto.
3263 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3266 (CMPtype): Define as __gcc_CMPtype.
3267 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3268 (CMPtype): Define as __gcc_CMPtype.
3270 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3272 Support valgrind 3.3 for --enable-checking=valgrind.
3273 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3275 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3276 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3277 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3278 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3279 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3280 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3281 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3283 * ggc-zone.c: Similar.
3284 * ggc-page.c: Similar.
3286 2008-02-19 Paul Brook <paul@codesourcery.com>
3289 * config/arm/ieee754-df.S: Fix do_it typo.
3290 * config/arm/ieee754-sf.S: Fix do_it typo.
3292 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3295 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3296 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3297 (OPTION_MASK_ISA_SSE_SET): Likewise.
3298 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3299 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3300 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3301 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3302 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3303 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3304 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3305 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3306 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3307 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3308 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3309 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3310 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3311 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3312 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3313 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3314 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3315 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3316 (OPTION_MASK_ISA_SSE4): Removed.
3317 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3318 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3319 (override_options): Don't turn on implied SSE/MMX bits in
3322 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3324 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3327 2008-02-18 Joey Ye <joey.ye@intel.com>
3330 * tree-nested.c (insert_field_into_struct): Set type alignment
3331 to field alignment if the former is less than the latter.
3333 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3335 * BASE-VER: Set to 4.4.0.
3337 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3339 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3340 * doc/cfg.texi: Likewise.
3341 * doc/extend.texi: Likewise.
3342 * doc/gty.texi: Likewise.
3343 * doc/invoke.texi: Likewise.
3344 * doc/loop.texi: Likewise.
3345 * doc/md.texi: Likewise.
3346 * doc/passes.texi: Likewise.
3347 * doc/rtl.texi: Likewise.
3348 * doc/sourcebuild.texi: Likewise.
3349 * doc/tm.texi: Likewise.
3350 * doc/tree-ssa.texi: Likewise.
3352 2008-02-17 Richard Guenther <rguenther@suse.de>
3355 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3356 without default definition.
3358 2008-02-17 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/35231
3361 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3364 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3367 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3369 libgcc_cmp_return mode.
3371 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3374 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3376 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3378 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3381 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3383 * doc/c-tree.texi: Use `@.' where appropriate.
3384 * doc/extend.texi: Likewise.
3385 * doc/install.texi: Likewise.
3386 * doc/invoke.texi: Likewise.
3387 * doc/loop.texi: Likewise.
3388 * doc/makefile.texi: Likewise.
3389 * doc/md.texi: Likewise.
3390 * doc/passes.texi: Likewise.
3391 * doc/standards.texi: Likewise.
3392 * doc/tm.texi: Likewise.
3394 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3397 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3399 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3400 rather than in entry_bb.
3402 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3404 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3405 libgcc_cmp_return mode.
3407 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3410 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3411 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3413 2008-02-15 Richard Guenther <rguenther@suse.de>
3414 Zdenek Dvorak <ook@ucw.cz>
3416 PR tree-optimization/35164
3417 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3418 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3419 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3420 Only propagate addresses which do not have abnormal SSA_NAMEs
3423 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3426 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3428 2008-02-15 Jan Hubicka <jh@suse.cz>
3431 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3433 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3436 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3437 when calculating alignment_pad.
3439 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3442 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3443 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3444 and STACK_BOUNDARY define.
3446 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3448 PR preprocessor/35061
3449 * c-pragma.c (handle_pragma_pop_macro): Check that
3450 pushed_macro_table has been allocated.
3452 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3455 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3456 (force_gimple_operand): Likewise.
3457 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3458 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3459 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3460 (find_interesting_uses_address): Check addressability and alignment
3461 of the base expression only after substituting bases of IVs into it.
3463 2008-02-14 Michael Matz <matz@suse.de>
3466 * function.c (instantiate_virtual_regs_in_insn): Reload address
3467 before falling back to reloading the whole operand.
3469 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3471 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3472 before the first section switch note.
3474 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3476 * doc/bugreport.texi: Update copyright years.
3477 * doc/c-tree.texi: Likewise.
3478 * doc/cfg.texi: Likewise.
3479 * doc/cpp.texi: Likewise.
3480 * doc/cppinternals.texi: Likewise.
3481 * doc/fragments.texi: Likewise.
3482 * doc/frontends.texi: Likewise.
3483 * doc/gcc.texi: Likewise.
3484 * doc/gty.texi: Likewise.
3485 * doc/hostconfig.texi: Likewise.
3486 * doc/implement-c.texi: Likewise.
3487 * doc/libgcc.texi: Likewise.
3488 * doc/loop.texi: Likewise.
3489 * doc/makefile.texi: Likewise.
3490 * doc/options.texi: Likewise.
3491 * doc/passes.texi: Likewise.
3492 * doc/rtl.texi: Likewise.
3493 * doc/sourcebuild.texi: Likewise.
3494 * doc/standards.texi: Likewise.
3495 * doc/tree-ssa.texi: Likewise.
3496 * doc/trouble.texi: Likewise.
3498 * doc/extend.texi: Use @: or add comma where appropriate.
3499 * doc/invoke.texi: Likewise.
3500 * doc/tm.texi: Likewise.
3502 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3505 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3508 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3510 * doc/md.texi (clz, ctz): Add reference.
3511 * doc/rtl.texi (clz, ctz): Likewise.
3513 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3516 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3519 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3521 * config/s390/s390.c (struct constant_pool): New field
3522 emit_pool_after added.
3523 (s390_mainpool_start): Set the emit_pool_after flag according
3524 to the section switch notes.
3525 (s390_mainpool_finish): Consider emit_pool_after when emitting
3526 the literal pool at the end of the function.
3527 (s390_chunkify_start): Force literal pool splits at section
3530 2008-02-13 Michael Matz <matz@suse.de>
3533 * var-tracking.c (clobber_variable_part): Correctly traverse the
3536 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3539 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3540 Add -fdump-ipa-inline.
3541 * tree-dump.c (dump_files): Remove tree-inlined dump.
3542 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3544 2008-02-12 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/35171
3547 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3550 2008-02-12 Richard Guenther <rguenther@suse.de>
3553 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3554 value-preserving mode. Disallow final truncation.
3556 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3559 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3560 code from here to...
3561 (force_gimple_operand): ...here.
3563 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3566 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3567 non-compatible pointers.
3568 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3569 different FIELD_DECLs, try harder by comparing field offsets, sizes
3573 * function.c (match_asm_constraints_1): Don't replace the same input
3576 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3578 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3579 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3580 (expand_epilogue): Restore RAMPZ register.
3581 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3583 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3585 * config/i386/cygwin.asm: (__alloca): Correct calling
3586 convention and alignment.
3587 (__chkstk): Force 8 byte stack alignment.
3589 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3590 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/33992
3593 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3594 the zero we compare against.
3596 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3599 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3600 to CloseHandle after unlocking to prevent accumulation of handle
3603 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3606 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3607 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3608 and update LABEL_NUSES during and after reload.
3610 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3613 * combine.c (simplify_if_then_else): Make sure the comparison is
3614 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3616 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3619 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3620 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3621 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3622 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3623 * tree.h (get_type_static_bounds): Likewise.
3625 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3627 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3628 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3629 Make -Wfoo language annotations match what the compiler outputs.
3631 2008-02-08 Sa Liu <saliu@de.ibm.com>
3633 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3634 intrinsics spu_convts, spu_convtu, spu_convtf.
3635 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3637 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3639 * doc/extend.texi (Function Attributes) <noinline>: Mention
3640 asm ("") as method to keep calls.
3642 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3645 * doc/options.texi (Options): Replace references to opts.sh with
3647 * opts-common.c: Likewise.
3648 * optc-gen.awk: Likewise.
3650 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3652 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3654 2008-02-07 Richard Henderson <rth@redhat.com>
3657 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3658 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3661 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3663 PR tree-optimization/35085
3664 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3665 for operand entry oe2 in addition to operand entry oe3 in order to
3666 expose more opportunities for vectorizer sum reduction.
3668 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3671 * Makefile.in (LIBS): Remove $(GMPLIBS).
3672 (cc1-dummy, cc1): Add $(GMPLIBS).
3674 2008-02-06 Jan Hubicka <jh@suse.cz>
3677 * i386.md (moddf_integer): Do not produce partial memory stalls for
3678 targets where it hurts.
3680 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3683 * optabs.c (expand_float): Do not check for decimal modes when
3684 expanding unsigned integer through signed conversion.
3686 2008-02-06 Nick Clifton <nickc@redhat.com>
3688 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3689 inside the clobber with a match_operand and duplicated operand
3690 number in the constraint.
3691 (ineqbranchsi): Delete redundant comment.
3693 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3695 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3696 builtin_define ("__USE_INIT_FINI__").
3697 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3699 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3701 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3703 PR documentation/30330
3704 * doc/invoke.texi (C++ Dialect Options)
3705 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3706 For each warning option -Wfoo that allows -Wno-foo, ensure both
3707 -Wfoo and -Wno-foo are listed in the option index. Fix index
3708 entry of -Wswitch-default, index -Wnormalized= including the
3709 `=', and -Wlarger-than-@var{len} including @var{len}.
3711 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md (floatunssisf2): Use
3714 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3715 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3716 Macroize expander using MODEF mode iterator.
3718 2008-02-05 Diego Novillo <dnovillo@google.com>
3720 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3723 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3725 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3730 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3733 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3734 to indicate if a message should be generated.
3735 (init_cumulative_args): Updated.
3736 (function_value_32): Likewise.
3738 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3740 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3742 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3746 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3748 2008-02-04 Diego Novillo <dnovillo@google.com>
3750 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3753 * tree-vrp.c (vrp_evaluate_conditional): With
3754 -Wtype-limits, emit a warning when comparing against a
3755 constant outside the natural range of OP0's type.
3757 2008-02-04 Richard Guenther <rguenther@suse.de>
3760 * expr.c (count_type_elements): Give for unions instead of
3763 2008-02-04 Richard Guenther <rguenther@suse.de>
3766 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3767 to TYPE_DOMAINs base type instead of using bitsizetype here.
3769 2008-02-03 Jason Merrill <jason@redhat.com>
3771 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3773 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3776 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3777 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3778 (RS/6000 and PowerPC Options): Fix typos and markup.
3779 * doc/passes.texi (Tree-SSA passes): Likewise.
3781 2008-02-02 Michael Matz <matz@suse.de>
3784 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3785 from record_last_reg_set_info.
3786 (record_last_reg_set_info): Take an RTX argument, iterate over all
3787 constituent hardregs.
3788 (record_last_set_info, record_opr_changes): Change calls to
3789 new signature or to record_last_reg_set_info_regno.
3791 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3793 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3795 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3797 PR rtl-optimization/34773
3798 * reg-notes.def (EQUAL): Mention significance of combination of
3799 REG_EQUAL and REG_RETVAL.
3800 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3801 insn that has a REG_RETVAL.
3803 2008-02-01 Roger Sayle <roger@eyesopen.com>
3806 * configure.ac (--enable-fixed-point): Disable unless explicitly
3808 * configure: Regenerate.
3810 2008-02-01 Richard Guenther <rguenther@suse.de>
3813 * invoke.texi (-finline-limit): Remove no longer true parts
3814 of the documentation. Note that there is no default value.
3816 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3817 Mark Mitchell <mark@codesourcery.com>
3818 Ben Elliston <bje@au.ibm.com>
3821 * doc/extend.texi (Other Builtins): Document.
3823 2008-01-31 Tom Browder <tom.browder@gmail.com>
3825 * doc/c-tree.texi (Types): Fix grammar.
3826 (Expression trees): Ditto.
3827 * doc/passes.texi (Tree-SSA passes): Ditto.
3829 * doc/configterms.texi (Configure Terms): Fix typo.
3830 * doc/cpp.texi (Common Predefined Macros): Ditto.
3831 * doc/md.texi (Machine Constraints): Ditto.
3833 * doc/makefile.texi (Makefile): Add comma.
3835 2008-01-31 Tom Browder <tom.browder@gmail.com>
3836 Gerald Pfeifer <gerald@pfeifer.com>
3838 * doc/sourcebuild.texi (Front End): Remove references to CVS
3839 and CVSROOT/modules.
3840 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3841 (Back End): Remove reference to CVS.
3843 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3846 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3848 (mips16_gp_pseudo_reg): ...here.
3849 * config/mips/mips.md (load_const_gp): Replace with...
3850 (load_const_gp_<mode>): ...this :P-based insn.
3852 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3854 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3855 options. Minor fixes.
3856 (-std): Move reference to standards closer to where language
3857 standards are first mentioned.
3859 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3861 PR rtl-optimization/34995
3862 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3863 parameter and return a bool. If the rtx parameter is nonnull,
3864 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3865 (find_reloads): Update call accordingly. Pass the new operand
3866 if it needed no address reloads, otherwise pass null.
3868 2008-01-30 Richard Henderson <rth@redhat.com>
3871 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3872 for unbounded arrays.
3874 2008-01-30 Silvius Rus <rus@google.com>
3876 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3878 2008-01-30 Jan Hubicka <jh@suse.cz>
3881 * i386.c (init_cumulative_args): Use real function declaration when
3884 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3886 PR rtl-optimization/34998
3887 * global.c (build_insn_chain): Treat non-subreg_lowpart
3888 SUBREGs of pseudos as clobbering all the words covered by the
3889 SUBREG, not just all the bytes.
3890 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3891 original df_ref rather than an extract parameter.
3892 (global_conflicts): Update call accordingly.
3894 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3896 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3897 the overflow check to make it easier to read.
3898 (__fixtfdi): Change the type of the ll member in union
3899 long_double to UDItype_x.
3901 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3904 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3905 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3906 * tree-inline.c (fold_marked_statements): Call
3907 cgraph_update_edges_for_call_stmt if folding a call statement.
3908 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3909 debug_generic_stmt calls, reset it back afterwards.
3912 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3914 * c-typeck.c (build_external_ref): Don't pedwarn about
3915 static vars in current function's scope.
3917 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3919 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3921 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3924 * ipa-struct-reorg.c: Fix spelling.
3925 * params.def: Ditto.
3927 2008-01-29 Richard Guenther <rguenther@suse.de>
3930 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3932 * tree-inline.c (remap_type): Increment remapping_type_depth
3933 around remapping types.
3934 (copy_body_r): Only add referenced variables if they are referenced
3935 from code, not types.
3937 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3948 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3949 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3951 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3954 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3955 pointer for tiny stack.
3957 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3959 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3961 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3963 * config/vx-common.h: Fix typo in comment.
3965 2008-01-28 Ian Lance Taylor <iant@google.com>
3969 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3970 coalesce pointers if they have different DECL_NO_TBAA_P values.
3971 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3972 between variables with different DECL_NO_TBAA_P values.
3974 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3977 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3978 are not legitimate small data references on SPE targets.
3980 2008-01-28 David Daney <ddaney@avtrex.com>
3982 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3984 2008-01-28 David Daney <ddaney@avtrex.com>
3986 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3988 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3990 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3991 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3992 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3993 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3994 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3995 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3996 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3997 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3999 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4001 * basic-block.h (condjump_equiv_p): Fix comment.
4003 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4005 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4006 print_generic_stmt_indented): Fix comment.
4008 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4010 * configure.ac (__stack_chk_fail): Add detecion for availability
4011 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4012 * configure: Regenerate.
4014 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4017 * final.c (output_addr_const): Handle TRUNCATE.
4019 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4022 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4023 (zero_cost, infinite_cost): New constants.
4024 (struct cost_pair): Change type of cost to comp_cost.
4025 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4026 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4028 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4029 split_address_cost, ptr_difference_cost, difference_cost,
4030 get_computation_cost_at, get_computation_cost,
4031 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4032 determine_use_iv_cost_condition, determine_use_iv_costs,
4033 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4034 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4035 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4036 Change type of cost to comp_cost.
4037 (determine_iv_cost): Increase cost of non-original ivs, instead
4038 of decreasing the cost of original ones.
4039 (get_address_cost): Indicate the complexity of the addressing mode
4041 (try_add_cand_for): Prefer using ivs not specific to some object.
4042 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4044 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4045 Janis Johnson <janis187@us.ibm.com>
4048 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4049 (TARGET_INSTANTIATE_DECLS): Likewise.
4050 * target.h (expand_to_rtl_hook): New target hook.
4051 (instantiate_decls): Likewise.
4052 * function.c (instantiate_decl): Make non-static. Rename to...
4053 (instantiate_decl_rtl): ... this.
4054 (instantiate_expr): Use instantiate_decl_rtl.
4055 (instantiate_decls_1): Likewise.
4056 (instantiate_decls): Likewise.
4057 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4058 * function.h (instantiate_decl_rtl): Add prototype.
4059 * cfgexpand.c (target.h): New include.
4060 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4061 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4062 (TARGET_INSTANTIATE_DECLS): Likewise.
4063 (TARGET_INITIALIZER): New target hooks added.
4064 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4066 * config/rs6000/rs6000.c (tree-flow.h): New include.
4067 (machine_function): Add sdmode_stack_slot field.
4068 (rs6000_alloc_sdmode_stack_slot): New function.
4069 (rs6000_instantiate_decls): Likewise.
4070 (rs6000_secondary_memory_needed_rtx): Likewise.
4071 (rs6000_check_sdmode): Likewise.
4072 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4073 (TARGET_INSTANTIATE_DECLS): Likewise.
4074 (rs6000_hard_regno_mode_ok): Allow SDmode.
4075 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4076 (rs6000_emit_move): Handle SDmode.
4077 (function_arg_advance): Likewise.
4078 (function_arg): Likewise.
4079 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4080 SDmode var args for 32-bit compiles.
4081 (rs6000_secondary_reload_class): Handle SDmode.
4082 (rs6000_output_function_epilogue): Likewise.
4083 (rs6000_function_value): Simplify if statement.
4084 (rs6000_libcall_value): Likewise.
4085 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4086 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4087 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4088 (movsd_hardfloat): New define_insn.
4089 (movsd_softfloat): Likewise.
4090 (movsd_store): Likewise.
4091 (movsd_load): Likewise.
4092 (extendsddd2): Likewise.
4093 (extendsdtd2): Likewise.
4094 (truncddsd2): Likewise.
4095 (movdd_hardfloat64): Fixup comment.
4096 (UNSPEC_MOVSD_LOAD): New constant.
4097 (UNSPEC_MOVSD_STORE): Likewise.
4099 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4102 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4104 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4105 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4106 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4109 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4112 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4113 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4114 __LONGDOUBLE128 too.
4115 * config/rs6000/aix61.h: New file.
4117 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4119 PR rtl-optimization/34959
4120 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4121 popcount and parity rtxes the same mode as their operand.
4122 Truncate or extend the result to the return value's mode
4125 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4128 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4129 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4130 to GOT_VERSION_REGNUM.
4131 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4132 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4133 * config/mips/mips.c (mips_emit_call_insn): New function.
4134 (mips_call_tls_get_addr): Call mips_expand_call directly.
4135 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4137 (mips16_build_call_stub): Likewise. Return the call insn or null.
4138 (mips_expand_call): Update the call to mips16_build_call_stub
4139 accordingly and a remove redundant condition. Assert that MIPS16
4140 stubs do not use lazy binding. Use mips_emit_call_insn and return
4142 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4144 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4145 (mips_avoid_hazard): Remove hazard_set handling.
4146 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4147 (UNSPEC_RESTORE_GP): ...this.
4148 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4149 (FAKE_CALL_REGNO): Rename to...
4150 (GOT_VERSION_REGNUM): ...this.
4151 (type): Add "ghost" value. Add an associated insn reservation.
4152 (hazard_set): Remove.
4153 (exception_receiver): Rename to...
4154 (restore_gp): ...this and update the unspec identifier accordingly.
4155 (exception_receiver, nonlocal_got_receiver): New expanders.
4156 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4157 FAKE_CALL_REGNO. Remove hazard_set attribute.
4158 (set_got_version, update_got_version): New patterns.
4160 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4163 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4165 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4168 * doc/install.texi2html: Generate gcc-vers.texi.
4170 2008-01-25 DJ Delorie <dj@redhat.com>
4172 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4174 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4176 * config/c4x: Remove directory.
4177 * config.gcc (crx-*, mt-*): Mark obsolete.
4178 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4179 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4180 sh-*-rtemscoff*): Remove cases.
4181 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4182 * real.c (encode_c4x_single, decode_c4x_single,
4183 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4184 c4x_extended_format): Remove.
4185 * real.h (c4x_single_format, c4x_extended_format): Remove.
4186 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4188 (Pragmas): Remove comment about c4x pragmas.
4189 * doc/install.texi (c4x): Remove target-specific instructions.
4190 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4191 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4192 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4193 refer to C4x source files as examples.
4194 (C4X_FLOAT_FORMAT): Remove documentation.
4196 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4198 * config/bfin/bfin.c (override_options): Reorder tests so that
4199 flag_pic gets enabled for -msep-data.
4201 2008-01-25 Richard Guenther <rguenther@suse.de>
4204 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4205 to its bitfield precision if required.
4207 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4210 * tree-nested.c (walk_omp_for): New function.
4211 (convert_nonlocal_reference, convert_local_reference): Call
4212 walk_omp_for on OMP_FOR.
4213 (convert_call_expr): Call walk_body on OMP_FOR's
4214 OMP_FOR_PRE_INIT_BODY.
4216 2008-01-25 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/34966
4219 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4220 default defs and PHI_NODEs we have to insert after the
4223 2008-01-24 Nick Clifton <nickc@redhat.com>
4225 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4226 Provide a default definition.
4227 (LIBGCC2_UNITS_PER_WORD): Likewise.
4229 * config/stormy16/stormy16.c: Include df.h for the prototype
4230 for df_regs_ever_live_p.
4231 (xstormy16_expand_builtin_va_start): Convert the stack offset
4232 into a component_ref and then use POINTER_PLUS_EXPR to add it
4233 to the incoming_virtual_args_rtx.
4234 (xstormy16_gimplify_va_arg_expr): Rename to
4235 xstormy16_gimplify_va_arg_expr.
4236 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4237 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4238 xstormy16_gimplify_va_arg_expr.
4239 Fix up some formatting issues.
4241 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4242 Move to predicates.md.
4243 (xs_hi_general_operand): Likewise.
4244 (xs_hi_nonmemory_operand): Likewise.
4245 * config/stormy16/predicates.md:
4246 (xstormy16_carry_plus_operand): New predicate.
4247 (xs_hi_general_operand): New predicate.
4248 (xs_hi_nonmemory_operand): New predicate.
4249 * config/stormy16/stormy16-protos.h:
4250 (xstormy16_carry_plus_operand): Delete prototype.
4251 (xs_hi_general_operand): Likewise.
4252 (xs_hi_nonmemory_operand): Likewise.
4254 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4255 modifiers as they are no longer needed and they can trigger
4256 reload spill failures.
4258 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4259 with a match_operand in order to help reload.
4261 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4262 constraint with 'e' for the 8th alternative as this version of
4263 the mov.w instruction only accepts the lower 8 registers.
4265 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4268 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4269 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4272 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4275 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4277 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4279 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4281 (remove_structure): Update allocations list before removing structure.
4283 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4285 * ipa-struct-reorg.c (is_safe_cond_expr,
4286 create_new_stmts_for_cond_expr): Use integer_zerop function,
4287 that recognize not only zero-pointer, but zero-integer too.
4289 2008-01-25 Ben Elliston <bje@au.ibm.com>
4292 * fixproto: Escape "." in sed expression that strips leading "./".
4294 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4297 * gcc.c (SWITCH_OK): Removed.
4298 (SWITCH_LIVE): Changed to bit.
4299 (SWITCH_FALSE): Likewise.
4300 (SWITCH_IGNORE): Likewise.
4301 (switchstr): Change live_cond to unsigned int.
4302 (process_command): Replace SWITCH_OK with 0.
4303 (do_self_spec): Likewise.
4304 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4305 (give_switch): Likewise.
4306 (used_arg): Likewise.
4307 (do_spec_1): Set the SWITCH_IGNORE bit.
4308 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4309 bits. Set the SWITCH_LIVE bit.
4311 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4313 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4315 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4317 PR tree-optimization/34472
4318 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4319 parameter to a "bool *" and set *DATA to false if there is
4320 an unsafe access. Do not delete the structure here.
4321 (check_cond_exprs): Delete it here instead.
4322 (check_cond_exprs, exclude_cold_structs): Do not increase
4323 I when removing a structure.
4325 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4329 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4331 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4334 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4335 a fixed vector for stack.
4337 2008-01-24 Ben Elliston <bje@au.ibm.com>
4340 * doc/gcc.texi (Software development): Add a direntry for g++.
4342 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4344 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4345 stale and straggling -fforce-addr comments above.
4347 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4349 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4350 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4352 2008-01-23 Michael Matz <matz@suse.de>
4355 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4358 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4360 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4363 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4365 * config/avr/avr.c (avr_current_arch): New variable.
4366 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4367 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4368 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4369 (avr_override_options): Init 'avr_current_arch'.
4370 (base_arch_s): Move from here...
4371 * config/avr/avr.h (base_arch_s): ... here. Add new members
4372 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4373 'mega' to 'have_jmp_call'.
4374 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4375 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4377 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4379 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4380 MULTILIB_MATCHES): (Ditto.).
4382 2008-01-23 Richard Guenther <rguenther@suse.de>
4385 * cgraphunit.c (cgraph_reset_node): Always mark the node
4386 not reachable if it is not queued already.
4388 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4390 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4391 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4392 (cputype_selected): New static variable.
4393 (bfin_handle_option): Set it if -mcpu is used.
4394 (override_option): Select default set of workarounds if no cpu type
4395 selected on the command line.
4396 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4398 From Michael Frysinger <michael.frysinger@analog.com>
4399 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4400 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4402 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4403 for bf547, bf523, bf524, and bf526.
4404 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4406 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4407 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4408 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4409 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4410 * doc/invoke.texi (Blackfin Options): Document that
4411 -mcpu now accept bf547, bf523, bf524, and bf526.
4413 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4415 PR rtl-optimization/34628
4416 * combine.c (try_combine): Stop and undo after the first combination
4417 if an autoincrement side-effect on the first insn has effectively
4420 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4423 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4424 Offset addresses are not valid for Altivec or paired float modes.
4426 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4429 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4430 if DECL_INITIAL (decl) is error_mark_node.
4433 * c-common.c (handle_vector_size_attribute): Only allow
4434 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4435 the same way as pointer, array etc. types.
4436 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4439 * tree.c (build_type_attribute_qual_variant): Call
4440 build_qualified_type if attributes are equal, but quals are not.
4442 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4445 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4446 * flags.h (warn_strict_aliasing): Remove.
4447 (warn_strict_overflow): Remove.
4448 * opts.c (warn_strict_aliasing): Remove.
4449 (warn_strict_overflow): Remove.
4450 * c-opts.c (c_common_handle_option): -Wall only sets
4451 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4452 (c_common_post_options): Give default values to -Wstrict-aliasing
4453 and -Wstrict-overflow if they are uninitialized.
4454 * common.opt (Wstrict-aliasing): Specify Var and Init.
4455 (Wstrict-overflow): Likewise.
4457 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4459 PR rtl-optimization/26854
4460 PR rtl-optimization/34400
4461 PR rtl-optimization/34884
4462 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4464 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4465 (df_rd_bb_info.expanded_lr_out): Deleted
4466 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4467 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4468 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4469 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4470 Removed code to allocate, initialize or free expanded_lr_out.
4471 (df_rd_bb_local_compute_process_def): Restructured to make more
4473 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4474 sets if the sets are being trimmed.
4476 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4479 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4480 (as_vers): Likewise.
4481 * configure: Regenerated.
4483 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4486 * tree-pass.h (pass_build_alias): New pass.
4487 * tree-ssa-alias.c (gate_build_alias): New.
4488 (pass_build_alias): New.
4489 * passes.c (init_optimization_passes): Add pass_build_alias after
4490 pass_create_structure_vars.
4492 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4494 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4495 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4496 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4497 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4498 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4499 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4500 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4501 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4502 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4503 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4504 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4505 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4506 * config/s390/s390.md (FP_ALL): New mode iterator.
4507 (_d): New mode attribute.
4508 ("*signbit<mode>2>"): Changed mode of first operand.
4509 ("isinf<mode>2"): Changed mode of first operand.
4510 ("*TDC_insn"): Adaptation for DFP modes.
4512 2008-01-22 Ben Elliston <bje@au.ibm.com>
4514 * tree.c (check_qualified_type): Improve function description.
4516 2008-01-21 Jason Merrill <jason@redhat.com>
4519 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4520 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4523 2008-01-21 DJ Delorie <dj@redhat.com>
4525 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4528 2008-01-21 Richard Guenther <rguenther@suse.de>
4531 * tree-cfg.c (verify_expr): Allow all invariant expressions
4532 instead of just constant class ones as reference argument.
4533 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4534 like any other constant.
4535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4537 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4539 * regmove.c (fixup_match_1): Update call crossed frequencies.
4541 2008-01-21 Richard Guenther <rguenther@suse.de>
4544 * tree-inline.c (setup_one_parameter): Deal with mismatched
4545 types using a VIEW_CONVERT_EXPR.
4547 2008-01-21 Alon Dayan <alond@il.ibm.com>
4548 Olga Golovanevsky <olga@il.ibm.com>
4550 PR tree-optimization/34701
4551 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4552 when the structure size is not a power of 2.
4554 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4556 * doc/install.texi: Add doc for --enable-checking=df.
4558 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4560 PR rtl-optimization/34808
4561 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4563 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4565 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4568 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4570 PR rtl-optimization/26854
4571 PR rtl-optimization/34400
4572 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4574 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4575 (df_rd_bb_info.expanded_lr_out): New.
4576 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4577 * loop_iv.c (iv_analysis_loop_init): Ditto.
4578 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4579 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4580 Added code to allocate, initialize or free expanded_lr_out.
4581 (df_rd_bb_local_compute_process_def): Restructured to make
4582 more understandable.
4583 (df_rd_confluence_n): Add code to do nothing with fake edges and
4584 code to no apply invalidate_by_call sets if the sets are being trimmed.
4585 (df_lr_local_finalize): Renamed to df_lr_finalize.
4586 (df_live_local_finalize): Renamed to df_live_finalize.
4588 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4591 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4592 deciding whether to use reciprocal instructions.
4594 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4596 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4597 dwarf2out_note_section_used if cold_text_section is NULL.
4599 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4601 PR gcov-profile/34610
4602 * tree-cfg.c (make_edges): Mark both outgoing edges from
4603 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4604 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4605 from OMP_FOR and OMP_CONTINUE outgoing edges.
4607 * tree-profile.c (tree_profiling): Return early if
4608 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4610 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4611 from cfun to child_cfun.
4612 * function.h (struct function): Add after_tree_profile bit.
4614 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4616 * config/avr/avr.S (_exit): Disable interrupt.
4618 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4619 Steven Bosscher <stevenb.gcc@gmail.com>
4621 PR rtl-optimization/26854
4622 PR rtl-optimization/34400
4623 * df-problems.c (df_live_scratch): New scratch bitmap.
4624 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4625 (df_live_reset): Clear the proper bitmaps.
4626 (df_live_bb_local_compute): Only process the artificial defs once
4627 since the order is not important.
4628 (df_live_init): Init the df_live sets only with the variables
4629 found live by df_lr.
4630 (df_live_transfer_function): Use the df_lr sets to prune the
4631 df_live sets as they are being computed.
4632 (df_live_free): Free df_live_scratch.
4634 2008-01-18 Ian Lance Taylor <iant@google.com>
4636 * common.opt: Add fmerge-debug-strings.
4637 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4638 flag_merge_debug_strings rather than flag_merge_constants.
4639 * doc/invoke.texi (Option Summary): Mention
4640 -fmerge-debug-strings.
4641 (Debugging Options): Document -fmerge-debug-strings.
4643 2008-01-18 Ian Lance Taylor <iant@google.com>
4646 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4647 (struct tree_function_decl): Add new field operator_new_flag.
4648 * tree-inline.c (expand_call_inline): When inlining a call to
4649 operator new, force the return value to go into a variable, and
4650 set DECL_NO_TBAA_P on that variable.
4651 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4653 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4656 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4657 DWARF2_DEBUGGING_INFO.
4658 (dwarf2out_note_section_used): Ditto. Add prototype.
4659 (have_multiple_function_sections, text_section_used,
4660 cold_text_section_used, *cold_text_sections): Move declarations
4663 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4665 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4666 field and add signal_ra.
4667 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4668 assignments to frame state pc. Move end of stack check after
4669 MD_FALLBACK_FRAME_STATE_FOR.
4670 (uw_update_context_1): Use frame state signal_regs if set, instead
4671 of checking signal_frame flag.
4672 (uw_update_context): Use frame state signal_ra if set.
4673 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4674 * config/xtensa/linux-unwind.h: New file.
4676 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4678 * modulo-sched.c (get_sched_window): Fix comment typo.
4680 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4682 PR tree-optimization/34648
4683 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4685 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4687 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4688 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4690 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4692 PR rtl-optimization/34400
4693 * df-core.c (df_worklist_dataflow_overeager,
4694 df_worklist_dataflow_doublequeue): New functions.
4695 (df_worklist_dataflow): Two different worklist solvers.
4696 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4699 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4702 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4703 and ftree-parallelize-loops.
4705 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4707 PR rtl-optimization/34826
4708 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4710 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4712 * global.c (find_reg): Mark the eh regs as used if necessary.
4713 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4714 * ra.h (struct allocno): no_eh_reg field added. Changed
4715 no_stack_reg type to bitfield.
4717 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4719 * tree.c (substitute_in_expr): Add missing 'break'.
4721 2008-01-17 Richard Guenther <rguenther@suse.de>
4723 PR tree-optimization/34825
4724 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4725 x / x as division to handle.
4727 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4729 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4730 "-pthread" is specified.
4731 * pa-hpux11.h (LIB_SPEC): Likewise.
4733 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4734 Peter Bergner <bergner@vnet.ibm.com>
4736 PR rtl-optimization/33796
4737 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4739 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4741 PR libgfortran/34699
4742 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4744 * pa-hpux10.h (LINK_SPEC): Likewise.
4745 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4747 2008-01-16 Richard Guenther <rguenther@suse.de>
4750 * fold-const.c (fold_convert_const_int_from_int): Do not
4751 set overflow if that occured only because of a sign extension
4752 change when converting from/to a sizetype with the same
4753 precision and signedness.
4755 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4758 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4759 location address to the correct place. Update copyright year.
4761 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4763 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4764 no dependences in the dependence_relations vector.
4766 2008-01-16 Jan Hubicka <jh@suse.cz>
4768 PR rtl-optimization/31396
4769 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4770 * cfg.c (dump_reg_info): Print it.
4771 * regs.h (struct reg_info_t): add freq_calls_crossed.
4772 (REG_FREQ_CALLS_CROSSED): New macro.
4773 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4774 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4775 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4776 regmove_optimize): Update call crossed frequencies.
4777 * local-alloc.c (struct qty): Add freq_calls_crossed.
4778 (alloc_qty): Copute freq_calls_crossed.
4779 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4780 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4781 * ra.h (struct allocno): Add freq_calls_crossed.
4783 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4785 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4786 libgomp when compiling with ftree-parallelize-loops.
4787 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4789 2008-01-16 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/34769
4792 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4793 * tree.c (int_cst_value): Instead make this function more
4794 permissive in what it accepts as valid input. Document this
4795 function always sign-extends the value.
4797 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4798 Richard Guenther <rguenther@suse.de>
4801 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4802 (gimple_fold_indirect_ref_rhs): ... this.
4803 (gimple_fold_indirect_ref): New function with foldings
4804 that preserve lvalueness.
4805 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4806 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4807 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4808 to fold an INDIRECT_REF, fall back to the old use of
4809 fold_indirect_ref_1.
4811 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4813 * tree-data-ref.c (subscript_dependence_tester_1): Call
4814 free_conflict_function.
4815 (compute_self_dependence): Same.
4817 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4820 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4821 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4823 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4824 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4825 for DWARF2_UNWIND_INFO targets.
4827 2008-01-16 Richard Guenther <rguenther@suse.de>
4830 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4831 type qualifiers for function types.
4833 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4835 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4836 loop_iterator li from previous commit.
4838 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4840 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4842 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4844 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4845 (parallelize_loops): Don't parallelize irreducible components.
4847 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4850 * c-opts (c_common_post_options): Do not enable CPP
4851 flag_pedantic_errors by default.
4853 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4855 PR rtl-optimization/31944
4856 * cse.c (remove_pseudo_from_table): New function.
4857 (merge_equiv_classes): Use above function to remove pseudo-registers.
4858 (invalidate): Likewise.
4860 2008-01-13 Richard Guenther <rguenther@suse.de>
4863 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4864 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4866 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4868 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4869 validate_change to unshare the source of the PC set.
4871 2008-01-12 Jan Hubicka <jh@suse.cz>
4874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4875 references above array bounds. This might trigger bounds checks for
4878 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4880 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4881 new_replaceable_dependencies.
4883 2008-01-12 Doug Kwan <dougkwan@google.com>
4885 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4886 instead of OPT_Wreturn_type in warning due to ignored return type
4888 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4889 options included in -Wextra.
4890 * c.opt: New option -Wignored_qualifiers.
4891 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4892 -Wignore_qualifiers.
4893 (-Wignored-qualifiers): Document.
4894 (-Wreturn-type): Remove description of functionality now handled
4895 by -Wignored-qualifiers.
4897 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4900 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4901 NOP_EXPR if it is between integral types with the same precision.
4903 2008-01-12 Jan Hubicka <jh@suse.cz>
4906 * invoke.texi (max-inline-recursive-depth): Fix default value.
4908 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4910 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4913 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4915 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4917 2008-01-11 James E. Wilson <wilson@specifix.com>
4920 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4922 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4924 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4925 save/restore frame pointer register and don't use 'call-prologues'
4926 optimization in function with "OS_task" attribute.
4928 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4931 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4932 when copying to memory.
4934 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4936 PR rtl-optimization/30905
4937 * cfgcleanup.c: Include dce.h
4938 (crossjumps_occured): New global variable.
4939 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4940 If something changed, set crossjumps_occured to true.
4941 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4942 Don't add/remove fake edges to exit here...
4943 (cleanup_cfg): ...but do it here, when crossjumping.
4944 Run a fast DCE when successful crossjumps occured in the latest
4945 iteration of try_optimize_cfg.
4947 2008-01-11 Richard Guenther <rguenther@suse.de>
4949 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4950 (struct vn_unary_op_s): Likewise.
4951 (vn_reference_insert): Free old reference on hash collision.
4953 2008-01-10 Raksit Ashok <raksit@google.com>
4955 PR rtl-optimization/27971
4956 * combine.c (find_split_point): Split PLUS expressions which are
4957 inside a MEM rtx, and whose first operand is complex.
4959 2008-01-10 DJ Delorie <dj@redhat.com>
4961 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4962 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4963 (m32c_hard_regno_ok): Call the underlying function.
4965 2008-01-10 Richard Guenther <rguenther@suse.de>
4968 * tree-cfg.c (tree_merge_blocks): Do not go through the
4969 full-blown folding and stmt updating path if we just deal
4970 with virtual operands.
4971 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4972 test for abnormal SSA_NAMEs.
4974 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4977 * reload.c (push_reload): Add assertions. All constants from
4978 reg_equiv_constant should have been used for replacing the respective
4980 (find_reloads_address): Invoke find_reloads_address_part for
4981 constant taken from the reg_equiv_constant array.
4983 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4985 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4986 field (valnum) the first in the struct. Replace bools with
4989 2008-01-10 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/34651
4992 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4993 types and ordering for masking and converting.
4995 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4997 PR tree-optimization/34017
4998 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4999 also for PHI_NODE expressions.
5001 2008-01-09 Jan Hubicka <jh@suse.cz>
5003 PR tree-optimization/34708
5004 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5005 based on number of case labels.
5006 (init_inline_once): Remove switch_cost.
5007 * tree-inline.h (eni_weights_d): Remove switch_cost.
5009 2008-01-09 Richard Guenther <rguenther@suse.de>
5010 Andrew Pinski <andrew_pinski@playstation.sony.com>
5013 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5014 temporary if an rvalue is ok or an lvalue is not required.
5016 2008-01-09 Richard Guenther <rguenther@suse.de>
5019 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5022 2008-01-09 Richard Guenther <rguenther@suse.de>
5025 * tree.c (host_integerp): Check for sizetype only if the
5026 type is an integer type.
5028 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5031 * opts.c (decode_options): Disable inlining of functions called
5032 once if not in unit-at-a-time mode.
5034 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5036 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5038 2008-01-08 Richard Guenther <rguenther@suse.de>
5041 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5042 out early if the result will be unused.
5044 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5049 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5050 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5053 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5055 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5056 for vectorization tuned.
5058 2008-01-08 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/34683
5061 * tree-ssa-operands.c (operand_build_cmp): Export.
5062 * tree-ssa-operands.h (operand_build_cmp): Declare.
5063 * tree-vn.c (vuses_compare): Remove.
5064 (sort_vuses): Use operand_build_cmp.
5065 (sort_vuses_heap): Likewise.
5066 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5067 to re-use old VEC if available. Do not sort already sorted VUSEs.
5068 (vdefs_to_vec): Do not sort already sorted VDEFs.
5070 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5073 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5075 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5078 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5079 limitations of reciprocal sequences on x86 targets.
5081 2008-01-08 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/34683
5084 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5086 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5089 * config/darwin.c (darwin_mergeable_string_section): Don't use
5090 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5092 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5096 negxf2. Macroize expander using X87MODEF mode iterator. Change
5097 predicates of op0 and op1 to register_operand.
5098 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5099 expander using X87MODEF mode iterator. Change predicates of
5100 op0 and op1 to register_operand.
5101 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5102 corresponding patterns and macroize using MODEF macro. Change
5103 predicates of op0 and op1 to register_operand and remove
5104 "m" constraint. Disparage "r" alternative with "!".
5105 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5106 macroize using X87MODEF macro. Change predicates of op0 and op1
5107 to register_operand and remove "m" constraint. Disparage "r"
5108 alternative with "!".
5109 (absneg splitter with memory operands): Remove.
5110 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5111 patterns and macroize using X87MODEF mode iterator.
5112 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5113 Change predicate of op1 to register_operand.
5114 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5115 for memory operands.
5117 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5119 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5121 2008-01-07 Richard Guenther <rguenther@suse.de>
5123 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5126 2008-01-07 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/34683
5129 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5130 VOPs of the needed size to save memory. Use VEC_quick_push
5131 to save compile-time.
5132 (vdefs_to_vec): Likewise.
5134 2008-01-07 Sa Liu <saliu@de.ibm.com>
5136 * config/spu/spu.md (divdf3): Genetate inline code for double
5137 division. The implementation doesn't handle INF or NAN, therefore it
5138 only applies when -ffinite-math-only is given.
5140 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5143 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5144 * doc/cpp.texi ([Common Predefined Macros]): Document.
5146 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5148 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5149 order to use commutative addition instead of subtraction.
5151 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5152 Mircea Namolaru <namolaru@il.ibm.com>
5153 Vladimir Yanovsky <yanov@il.ibm.com>
5154 Revital Eres <eres@il.ibm.com>
5156 PR tree-optimization/34263
5157 * tree-outof-ssa.c (process_single_block_loop_latch,
5158 contains_tree_r): New functions.
5159 (analyze_edges_for_bb): Call process_single_block_loop_latch
5160 function to empty single-basic-block latch block if possible.
5162 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5164 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5166 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5168 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5170 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5172 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5174 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5176 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5178 PR tree-optimization/34618
5179 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5182 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5186 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5187 Update copyright year.
5189 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5190 Update copyright year.
5191 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5194 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5196 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5197 edge does not point to current bb before changing need_assert.
5199 2008-01-04 Richard Guenther <rguenther@suse.de>
5202 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5203 for verifying purposes if they are is_gimple_min_invariant.
5205 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5207 PR tree-optimization/34448
5208 PR tree-optimization/34465
5209 * gimplify.c (gimplify_init_constructor): Add new parameter
5210 notify_temp_creation. Use it.
5211 (gimplify_modify_expr_rhs): Take volatiles into account when
5212 optimizing constructors.
5213 Do not optimize constructors if gimplify_init_constructor will dump to
5215 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5216 * gcc.c-torture/compile/pr34448.c: New.
5218 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5220 PR gcov-profile/34609
5221 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5222 return_slot if result is TREE_ADDRESSABLE.
5224 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5226 * config/mips/mips.md (sqrt_condition): Tweak comment.
5227 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5229 2008-01-03 Tom Tromey <tromey@redhat.com>
5232 * c-common.c (c_type_hash): Handle VLAs.
5234 2008-01-03 Jan Hubicka <jh@suse.cz>
5236 PR tree-optimization/31081
5237 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5238 0 when inlining and not inlining to first basic block.
5239 (remap_decl): When var is initialized to 0, don't set default_def.
5240 (expand_call_inline): Set entry_bb.
5241 * tree-inline.h (copy_body_data): Add entry_bb.
5243 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5246 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5249 PR tree-optimization/29484
5250 * tree-inline.c (inline_forbidden_p_2): New function.
5251 (inline_forbidden_p): Disallow inlining if some static var
5252 has an address of a local LABEL_DECL in its initializer.
5253 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5256 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5258 PR tree-optimization/34635
5259 * tree-data-ref.c (add_other_self_distances): Make sure that the
5260 evolution step is constant.
5262 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5265 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5267 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5269 * tree-sra.c (scalarize_init): Insert the generate_element_init
5270 statements after the generate_element_zero statements.
5272 2008-01-02 Richard Guenther <rguenther@suse.de>
5276 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5277 for very large number of operands instead of ICEing.
5279 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5282 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5283 while stack probing.
5285 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5287 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5290 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5293 * tree-mudflap.c (mx_register_decls): Guard warning by
5294 !DECL_ARTIFICIAL check.
5296 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5298 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5299 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5300 sse5_perm<mode>): Fix constraints.
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