1 2008-04-01 George Helffrich <george@gcc.gnu.org>
3 PR fortran/PR35154, fortran/PR23057
4 * fortran/trans-common.c (create_common): Add decl to function
5 chain to preserve identifier scope in debug output.
7 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
9 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
10 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
12 (dbxout_syms): Check for COMMON-based symbol and wrap in
13 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
14 in bracket for efficiency.
16 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17 using DW_TAG_common_block + member offset.
18 (add_pubname_string): New function.
19 (dw_expand_expr): New function to find block name and offset for
21 (common_check): New function to check whether symbol in Fortran COMMON.
22 (gen_variable_die): If COMMON, use DW_TAG_common_block.
24 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
25 use of common is unchanged.
27 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
28 with all combinations of debug options available on target.
29 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
30 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
31 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
33 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
36 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
39 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
41 2008-04-02 Ben Elliston <bje@au.ibm.com>
43 * config/v850/v850.md (casesi): Remove if (0) code.
44 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
45 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
47 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.md (rex64suffix): New mode attribute.
50 (floathi<mode>2): Disable expander for SSE math.
51 (*floathi<mode>2_1): New insn insn_and_split pattern.
52 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
53 corresponding post-reload splitters.
54 (*floathi<mode>2_i387): New macroized insn pattern.
55 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
56 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
57 insn_and_split pattern.
58 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
59 New macroized instruction patterns and corresponding post-reload
61 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
62 and corresponding post-reload splitters.
63 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
64 New macroized instruction patterns.
65 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
66 macroized instruction patterns and corresponding post-reload splitters.
67 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
68 corresponding post-reload splitters.
69 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
70 New macroized instruction patterns.
71 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
72 corresponding post-reload splitters.
73 (*floatsi<mode>2_i387): New macroized instruction patterns.
75 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
77 * config/i386/i386.md (smaxmin): New.
79 (maxminiprefix): Likewise.
80 (maxminfprefix): Likewise.
81 (<code><mode>3): Likewise.
82 (smin<mode>3): Removed.
83 (smax<mode>3): Likewise.
85 * config/i386/mmx.md (mmx_<code>v2sf3): New.
86 (mmx_<code>v4hi3): Likewise.
87 (mmx_<code>v8qi3): Likewise.
88 (mmx_smaxv2sf3): Removed.
89 (mmx_sminv2sf3): Likewise.
90 (mmx_umaxv8qi3): Likewise.
91 (mmx_smaxv4hi3): Likewise.
92 (mmx_uminv8qi3): Likewise.
93 (mmx_sminv4hi3): Likewise.
95 * config/i386/sse.md (<addsub><mode>3): New.
96 (*<addsub><mode>3): Likewise.
97 (<sse>_vm<addsub><mode>3): Likewise.
98 (<maxmin><mode>3): Likewise.
99 (*<maxmin><mode>3_finite): Likewise.
100 (*<maxmin><mode>3): Likewise.
101 (<sse>_vm<maxmin><mode>3): Likewise.
102 (sse3_h<addsub>v4sf3): Likewise.
103 (sse3_h<addsub>v2df3): Likewise.
104 (<maxmin>v16qi3): Likewise.
105 (*<maxmin>v16qi3): Likewise.
106 (<maxmin>v8hi3): Likewise.
107 (*<maxmin>v8hi3): Likewise.
108 (*sse4_1_<maxmin><mode>3): Likewise.
109 (*sse4_1_<maxmin><mode>3): Likewise.
110 (add<mode>3): Removed.
111 (*add<mode>3): Likewise.
112 (<sse>_vmadd<mode>3): Likewise.
113 (sub<mode>3): Likewise.
114 (*sub<mode>3): Likewise.
115 (<sse>_vmsub<mode>3): Likewise.
116 (smin<mode>3): Likewise.
117 (*smin<mode>3_finite): Likewise.
118 (*smin<mode>3): Likewise.
119 (<sse>_vmsmin<mode>3): Likewise.
120 (smax<mode>3): Likewise.
121 (*smax<mode>3_finite): Likewise.
122 (*smax<mode>3): Likewise.
123 (<sse>_vmsmax<mode>3): Likewise.
124 (sse3_haddv4sf3): Likewise.
125 (sse3_haddv2df3): Likewise.
126 (sse3_hsubv4sf3): Likewise.
127 (sse3_hsubv2df3): Likewise.
128 (umaxv16qi3): Likewise.
129 (*umaxv16qi3): Likewise.
130 (smaxv8hi3): Likewise.
131 (*smaxv8hi3): Likewise.
132 (*sse4_1_smax<mode>3): Likewise.
133 (*sse4_1_umax<mode>3): Likewise.
134 (uminv16qi3): Likewise.
135 (*uminv16qi3): Likewise.
136 (sminv8hi3): Likewise.
137 (*sminv8hi3): Likewise.
138 (*sse4_1_smin<mode>3): Likewise.
139 (*sse4_1_umin<mode>3): Likewise.
141 2008-04-01 Rafael Espindola <espindola@google.com>
143 * tree-cfg.c (verify_expr): remove in_phi.
144 (verify_stmt): Don't call walk_tree with verify_expr. Use
145 is_gimple_min_invariant instead of is_gimple_val.
147 2008-04-01 Joseph Myers <joseph@codesourcery.com>
149 * doc/include/gpl_v3.texi: Update for manpage generation.
150 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
152 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
153 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
154 gpl_v3.texi instead of gpl.texi.
157 2008-04-01 Jakub Jelinek <jakub@redhat.com>
160 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
162 2008-04-01 Rafael Espindola <espindola@google.com>
164 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
165 (extract_code_and_val_from_cond): Use
166 extract_code_and_val_from_cond_with_ops.
168 2008-04-01 Jan Hubicka <jh@suse.cz>
170 * function.c (free_after_compilation): Free epilogue_delay_list.
171 (prepare_function_start): Assert that previous compilation was freed.
173 2008-04-01 Jan Hubicka <jh@suse.cz>
174 Jim Wilson <wilson@tuliptree.org>
175 Andreas Tobler <andreast@gcc.gnu.org>
178 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
179 rtl.emit instead cfun->emit.
180 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
181 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
183 2008-04-01 Ben Elliston <bje@au.ibm.com>
185 * doc/c-tree.texi (Function Basics): Fix grammatical error.
187 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
189 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
191 (fprofile-use): Add var flag_profile_use
192 * coverage.c (coverage_begin_output): Do not open a gcno file for
193 output only if -ftest-coverage is set.
194 Do not add getpwd() to gcda file path.
195 (build_gcov_info): Check the new flag
196 flag_profile_datafile_relative_path.
197 (coverage_init): Use profile_data_prefix.
198 Read profile counter only if flag_profile_use is set.
199 * opts.c (common_handle_option): New option fprofile-use=,
200 fprofile-dir=, fprofile-generate=.
201 * toplev.c (profile_data_prefix): New variable definition.
202 * toplev.h (profile_data_prefix): New declaration.
203 * doc/invoke.tex (Option Summary, Optimization Options):
206 2008-03-31 James E. Wilson <wilson@tuliptree.org>
208 * varasm.c (output_constant_pool_1): In LABEL_REF check,
209 use tmp consistently.
212 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
213 * config/ia64/ia64.c (rtx_needs_barrier): Handle
214 UNSPEC_FR_RECIP_APPROX_RES.
215 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
217 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
220 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
222 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
225 * fold-const.c (fold_indirect_ref_1): Support accessing non first
226 element of the vector via a pointer.
228 2008-03-31 Ian Lance Taylor <iant@google.com>
230 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
232 2008-03-31 Jan Hubicka <jh@suse.cz>
234 * builtins.c (expand_builtin_setjmp_receiver): Update call of
235 get_arg_pointer_save_area.
236 * expr.c (init_expr): Just clear out rtl.expr.
237 * function.c (free_after_compilation): Clear out whole RTL structure.
238 (get_func_frame_size): Merge into ...
239 (get_frame_size): ... this one.
240 (assign_stack_local_1): Merge into ...
241 (assign_stack_local): ... this one.
242 (expand_function_end): Update call of get_arg_pointer_save_area.
243 (get_art_pointer_save_area): Remove cfun argument.
244 * function.h (emit_status): regno_pointer_align does not need length
245 attribute. Move x_regno_reg_rtx to ...
246 (regno_reg_rtx): ... new global array.
247 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
248 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
249 apply_args_value, forced_labels, stack_pointer_delta):
251 (struct varasm_status): Move here from varasm.c
252 (struct rtl_data): New. Move here some fields from struct function.
253 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
254 frame_offset, stack_check_probe_note, arg_pointer_save_area,
255 used_temp_slots avail_temp_slots, temp_slot_level,
256 nonlocal_goto_handler_labels): Update accesstors.
257 (rtl): New global variable.
258 (struct function): Move some fileds to rtl_data.
259 (get_arg_pointer_save_area): Update prototype.
260 * emit-rtl.c (rtl): Declare.
261 (regno_reg_rtx): Declare.
262 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
264 (gen_reg_rtx): Update.
265 (init_virtual_regs): Do not tate emit_status argument.
266 (init_emit): Do not allocate emit.
267 * varasm.c (varasm_statuc): Move to function.h.
268 (n_deferred_constatns): Update accestor.
269 (init_varasm_status): Do not allocate varasm_status.
270 (force_const_mem, get_pool_size, output_constant_pool): Update.
271 * stmt.c (force_label_rtx): Do not use x_ prefixes.
272 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
274 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
276 PR rtl-optimization/35729
277 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
280 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
283 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
284 load/store if memory is unaligned.
285 (*movti_rex64): Likewise.
287 * config/i386/predicates.md (misaligned_operand): New.
289 2008-03-31 Andrew Pinski <pinskia@gmail.com>
292 * tree-ssa-phiopt.c (conditional_replacement): Return early for
295 2008-03-31 Jan Beulich <jbeulich@novell.com>
297 * config/ia64/constraints.md: Add 'j' constraint.
298 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
299 (movdi_internal): Likewise.
301 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
304 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
306 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
309 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
310 proper error message for the third argument on blendpd and
313 * config/i386/sse.md (blendbits): New.
314 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
316 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
318 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
320 2008-03-30 Richard Guenther <rguenther@suse.de>
323 * fold-const.c (fold_sign_changed_comparison): Do leave
324 conversions to base-types alone.
326 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
328 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
329 the link register if one altivec register is be saved.
331 2008-03-30 Ben Elliston <bje@au.ibm.com>
333 * final.c (final_scan_insn): Remove if (0) code.
335 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
337 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
339 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
341 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
342 of V4SFmode to ix86_binary_operator_ok.
344 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.c (override_options): Initialize
347 ix86_veclib_handler to ix86_veclibabi_svml when
348 -mveclibabi=svml is used.
349 (ix86_veclibabi_svml): New function for SVML ABI style
350 vectorization support.
351 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
353 2008-03-28 Rafael Espindola <espindola@google.com>
355 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
356 (tree_binary_nonnegative_warnv_p): Make it public.
357 (tree_single_nonnegative_warnv_p): Make it public.
358 (tree_invalid_nonnegative_warnv_p): Make it public.
359 (tree_unary_nonzero_warnv_p): Make it public.
360 (tree_binary_nonzero_warnv_p): Make it public
361 (tree_single_nonzero_warnv_p): Make it public.
362 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
363 (extract_range_from_binary_expr): Split the expr argument.
364 (extract_range_from_unary_expr): Split the expr argument.
365 (extract_range_from_comparison): Split the expr argument.
366 (extract_range_from_expr): Use the new aux functions.
367 (vrp_evaluate_conditional_warnv): Use
368 vrp_evaluate_conditional_warnv_with_ops.
369 * tree.h (tree_unary_nonzero_warnv_p): Declare.
370 (tree_binary_nonzero_warnv_p): Declare.
371 (tree_single_nonzero_warnv_p): Declare.
372 (tree_expr_nonzero_warnv_p): Declare.
373 (tree_unary_nonnegative_warnv_p): Declare.
374 (tree_binary_nonnegative_warnv_p): Declare.
375 (tree_single_nonnegative_warnv_p): Declare.
376 (tree_invalid_nonnegative_warnv_p): Declare.
378 2008-03-28 Richard Guenther <rguenther@suse.de>
380 PR tree-optimization/30317
381 PR tree-optimization/30911
382 PR tree-optimization/34793
383 * tree-vrp.c (set_and_canonicalize_value_range): New function.
384 (struct assert_locus_d): New member EXPR.
385 (register_new_assert_for): Add EXPR parameter to support
386 ASSERT_EXPR <name, expr OP limit>.
387 (register_edge_assert_for_1): Adjust callers.
388 (find_assert_locations): Likewise.
389 (process_assert_insertions_for): Build condition from expression.
390 (extract_range_from_assert): Handle ASSERT_EXPRs
391 of the form ASSERT_EXPR <name, expr OP limit>.
392 (register_edge_assert_for_2): New helper registering
393 asserts for comparisons. Recognize range tests of the form
394 (unsigned)i - CST1 OP CST2.
395 (register_edge_assert_for_1): Use it.
396 (register_edge_assert_for): Likewise.
397 (needs_overflow_infinity): Integer sub-types
398 do not need overflow infinities.
399 (vrp_val_is_max): The extreme values of integer sub-types
400 are those of the base type.
401 (vrp_val_is_min): Likewise.
402 * tree.def (ASSERT_EXPR): Document extra allowed conditional
405 2008-03-28 Nick Clifton <nickc@redhat.com>
407 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
408 Return GENERAL_REGS for stack adjustment reloads.
410 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
413 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
414 const_vector when all the vectors are constant.
416 2008-03-27 Bob Wilson <bob.wilson@acm.org>
418 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
420 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
421 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
423 (s<code>_sf): Use new scc_sf attribute for opcode names.
425 2008-03-27 Tom Tromey <tromey@redhat.com>
427 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
428 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
429 config/spu/t-spu-elf, config/i386/t-interix,
430 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
431 config/i386/x-darwin, config/i386/x-mingw32,
432 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
433 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
434 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
435 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
436 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
437 config/rs6000/x-darwin, config/rs6000/t-rs6000,
438 config/score/t-score-elf, config/arm/t-strongarm-pe,
439 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
440 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
441 Revert automatic dependency patch.
443 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
446 * config/i386/i386.c (ix86_function_arg_boundary): Align
447 decimal floating point to its natural boundary.
449 2008-03-27 Richard Guenther <rguenther@suse.de>
452 * fold-const.c (fold_comparison): Restrict distinct decl
453 comparison folding to VAR_DECLs and PARM_DECLs. Do not
454 solely rely on operand_equal_p.
456 2008-03-27 Richard Guenther <rguenther@suse.de>
459 * c-common.c (handle_weak_attribute): Reject combination of
462 2008-03-27 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/32810
465 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
466 conversions from DECL_INITIAL.
467 (fold_const_aggregate_ref): Likewise from constructor elements.
469 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
471 * tree-affine.h (aff_combination_expand): Declare.
472 (get_inner_reference_aff): Likewise.
473 * tree-affine.c (aff_combination_expand): Split out from
474 tree_to_aff_combination_expand.
475 (get_inner_reference_aff): New function.
476 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
477 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
478 (struct lim_aux_data): sm_done field removed.
479 (mem_ref_loc_p, mem_ref_locs_p): New types.
480 (struct mem_ref): Added id, stored, accesses_in_loop,
481 indep_loop, dep_loop, indep_ref, dep_ref fields.
482 Removed is_stored, locs and next fields.
483 (memory_accesses): New variable.
484 (movement_possibility): Do not allow moving statements
485 that store to memory.
486 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
488 (determine_max_movement): For statements with memory references,
489 find the outermost loop in that the reference is independent.
490 (move_computations_stmt): Mark the virtual operands for renaming.
491 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
492 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
493 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
494 add_vop_ref_mapping, create_vop_ref_mapping_loop,
495 create_vop_ref_mapping, analyze_memory_references,
496 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
497 get_all_locs_in_loop, ref_always_accessed_p,
498 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
499 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
500 store_motion_loop, store_motion): New functions.
501 (struct vop_to_refs_elt): New type.
502 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
503 memref_hash, memref_eq, hoist_memory_references): Rewritten.
504 (schedule_sm): Replaced by...
505 (execute_sm): ... this.
506 (determine_lsm_ref, hoist_memory_references,
507 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
508 find_more_ref_vops, free_mem_ref, free_mem_refs,
509 determine_lsm_loop, determine_lsm): Removed.
510 (tree_ssa_lim_finalize): Free data structures used by store motion.
511 (tree_ssa_lim): Call analyze_memory_references. Use
512 store_motion instead of determine_lsm.
514 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
516 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
517 rename tmake_file to m68hc11/t-m68hc11.
518 (mcore): Set inhibit_libc to true.
519 * config.host (alpha*-dec-*vms*): Set extra_programs.
520 (interix3*): Don't use host_xmake_file.
521 * configure.ac: Let config.gcc override inhibit_libc.
522 * configure: Regenerate.
524 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
525 * config/t-openbsd-thread: Remove commented out lines.
527 * config/x-interix: Remove.
529 * config/m68hc11/t-m68hc11-gas: Rename to...
530 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
532 * config/mcore/t-mcore: Remove T_CFLAGS.
533 * config/mcore/t-mcore-pe: Likewise.
535 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
537 * configure.ac: Replace custom __GNU_SOURCE test with
538 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
539 * aclocal.m4: Regenerate.
540 * configure: Regenerate.
541 * config.in: Regenerate.
543 2008-03-27 Richard Guenther <rguenther@suse.de>
545 * fold-const.c (target.h): Include.
546 (fold_comparison): Fold comparison of addresses of decls
547 that bind locally or of constants. Consolidate address folding code.
548 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
549 results from fold_binary_to_constant.
550 (compare_values_warnv): Likewise.
552 2008-03-27 Andrew Pinski <pinskia@gmail.com>
555 * fold-const.c (fold_truthop): Check for integeral types when folding
556 a == 0 && b == 0 and a != 0 || b != 0 .
558 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
560 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
562 2008-03-26 Andreas Schwab <schwab@suse.de>
564 * doc/invoke.texi: Fix use of @item vs. @itemx.
566 2008-03-26 Tom Tromey <tromey@redhat.com>
568 * Makefile.in (build/gensupport.o, build/print-rtl.o,
569 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
570 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
571 build/gencodes.o, build/genconditions.o, build/genconfig.o,
572 build/genconstants.o, build/genemit.o, build/genextract.o,
573 build/genflags.o, build/genmddeps.o, build/genopinit.o,
574 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
577 2008-03-26 Richard Guenther <rguenther@suse.de>
580 2008-03-26 Richard Guenther <rguenther@suse.de>
582 * fold-const.c (target.h): Include.
583 (fold_comparison): Fold comparison of addresses of two decls
584 that bind locally. Consolidate address folding code.
586 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
588 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
589 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
590 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
591 dconstsqrt2, dconstthird, dconste and/or dconst10.
592 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
593 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
594 dconstsqrt2, dconste): Delete.
595 (init_emit_once): Likewise. Simplify initializing dconstm1.
597 * real.c (get_real_const): New.
598 * real.h (dconst3, dconst10, dconstm2, dconstthird,
599 dconstsqrt2, dconste): Delete.
600 (real_value_const, get_real_const): New.
602 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
604 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
606 * config/i386/i386.c (ix86_function_arg_boundary): Check
607 BIGGEST_ALIGNMENT instead of 128.
608 (setup_incoming_varargs_64): Likewise.
610 2008-03-26 Tom Tromey <tromey@redhat.com>
612 * Makefile.in (DEPFILES): Add missing '/'.
614 2008-03-26 Richard Guenther <rguenther@suse.de>
616 * fold-const.c (target.h): Include.
617 (fold_comparison): Fold comparison of addresses of two decls
618 that bind locally. Consolidate address folding code.
620 2008-03-26 Nick Clifton <nickc@redhat.com>
623 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
624 not allow INT+INT as a legitimate addressing mode.
626 2008-03-26 Richard Guenther <rguenther@suse.de>
628 * tree-flow.h (widen_bitfield): Remove declaration.
629 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
630 (widen_bitfield): Remove function.
631 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
634 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
637 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
640 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
642 PR rtl-optimization/35232
643 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
644 (forget_old_reloads_1, forget_marked_reloads): Don't clear
645 reg_reloaded_call_part_clobbered here.
646 (reload_regs_reach_end_p): New function.
647 (reload_reg_rtx_for_input): New variable.
648 (reload_reg_rtx_for_output): Likewise.
649 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
650 when reassigning a pseudo register. Load reloadreg from
651 reload_reg_rtx_for_input, moving the mode and register
653 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
654 instead of the original when deciding whether an input reload
655 would be a no-op or whether an output reload can be deleted.
656 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
657 when setting up new_spill_reg_store. Load it from
658 reload_reg_rtx_for_output, moving the mode and register
660 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
661 instead of the original when deciding whether an output reload
662 would be a no-op. Do the same when modifying insn notes.
663 Use rtx_equal_p instead of == to compare the registers.
664 (inherit_piecemeal_p): Take a mode and two register numbers
666 (emit_reload_insns): Clear new_spill_reg_store for every hard
667 register in the reload register. Remove spill registers
668 from reg_reloaded_valid before considering whether to record
669 inheritance information for them. Use reload_reg_rtx_for_output
670 instead of reg_rtx when recording output reloads. Use
671 reload_reg_rtx_for_input instead of reg_rtx when recording
672 input reloads. Set or clear reg_reloaded_call_part_clobbered
673 at the same time as setting reg_reloaded_valid.
674 (delete_output_reload): Add a new_reload_reg parameter and use it
675 instead of rld[j].reg_rtx.
676 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
679 2008-03-25 Tom Tromey <tromey@redhat.com>
681 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
682 (build/genattr.o): Likewise.
683 (build/genattrtab.o): Likewise.
684 (build/gencodes.o): Likewise.
685 (build/genconfig.o): Likewise.
686 (build/genconstants.o): Likewise.
687 (build/genemit.o): Likewise.
688 (build/genextract.o): Likewise.
689 (build/genflags.o): Likewise.
691 2008-03-25 Bob Wilson <bob.wilson@acm.org>
693 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
694 instead of size_int for integer types.
695 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
696 to match type of MINUS_EXPR.
698 2008-03-25 Tom Tromey <tromey@redhat.com>
700 * configure: Rebuilt.
701 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
704 2008-03-25 Tom Tromey <tromey@redhat.com>
706 * config/x-solaris (host-solaris.o): Update.
707 * config/x-linux (host-linux.o): Update.
708 * config/x-hpux (host-hpux.o): Update.
709 * config/x-darwin (host-darwin.o): Update.
710 * config/v850/t-v850e (v850-c.o): Update.
711 * config/v850/t-v850 (v850-c.o): Update.
712 * config/t-vxworks (vxworks.o): Update.
713 * config/t-sol2 (sol2-c.o, sol2.o): Update.
714 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
715 * config/spu/t-spu-elf (spu-c.o): Update.
717 * config/sh/t-symbian (sh-c.o): Update.
719 * config/sh/t-sh (sh-c.o): Update.
720 * config/score/t-score-elf (score7.o, score3.o): Update.
721 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
722 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
723 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
724 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
726 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
727 * config/m32c/t-m32c (m32c-pragma.o): Update.
728 * config/ia64/t-ia64 (ia64-c.o): Update.
729 * config/i386/x-mingw32 (host-mingw32.o): Update.
730 * config/i386/x-i386 (driver-i386.o): Update.
731 * config/i386/x-darwin (host-i386-darwin.o): Update.
732 * config/i386/x-cygwin (host-cygwin.o): Update.
733 * config/i386/t-nwld (nwld.o): Update.
734 * config/i386/t-netware (netware.o): Update.
735 * config/i386/t-interix (winnt.o): Update.
736 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
737 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
738 msformat-c.o): Update.
739 * config/bfin/t-bfin-linux (generated_files): Add
740 linux-sysroot-suffix.h.
741 * config/arm/t-wince-pe (pe.o): Update.
742 * config/arm/t-strongarm-pe (pe.o): Update.
743 * config/arm/t-pe (pe.o): Update.
744 * config/arm/t-arm (arm-c.o): Update.
745 * doc/install.texi (Prerequisites): Require make 3.80.
746 * Makefile.in: Remove .o targets.
747 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
748 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
749 (simple_generated_h, simple_generated_c): Move earlier.
750 (generated_files): New variable.
751 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
752 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
753 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
754 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
755 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
756 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
757 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
758 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
759 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
760 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
761 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
762 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
764 (COMPILE.base, COMPILE): New variables.
765 (%.o): New pattern rule.
766 (ALL_HOST_OBJS): New variable.
767 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
768 (dummy-checksum.o, cc1-checksum.o): Remove.
769 (DRIVER_SHLIB): New variable.
770 (DRIVER_DEFINES): Use it.
771 (gencondmd.c): Move out of build/.
772 (s-conditions): Update.
773 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
774 (ALL_BUILD_OBJS): Likewise.
775 (build/%.o): Use BUILDCOMPILE.
776 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
777 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
778 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
779 build/gencheck.o, build/gencodes.o, build/genconditions.o,
780 build/genconfig.o, build/genconstants.o, build/genemit.o,
781 build/genextract.o, build/genflags.o, build/genmddeps.o,
782 build/genopinit.o, build/genoutput.o, build/genpeep.o,
783 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
784 build/gen-protos.o, build/scan.o, build/fix-header.o,
785 build/scan-decls.o): Simplify.
786 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
787 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
788 prefix.o, toplev.o): Reduce to variable setting.
789 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
790 ($(out_object_file), gcc-options.o): New targets.
791 ($(ALL_HOST_OBJS)): New target. Include dependency files.
792 * configure: Rebuilt.
793 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
794 * doc/sourcebuild.texi (Front End Directory): Document new variable.
796 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
798 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
799 complain when we hit an error, return ERROR_MARK_NODE.
801 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
803 * config/sh/constraints.md (Pso, Psz): New constraints.
804 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
805 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
807 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
809 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
810 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
812 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
814 * config/sh/sh.md (prefetch): Add condition for SH2A target.
815 (prefetch_sh2a): New.
817 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
818 Naveen.H.S <naveen.hs@kpitcummins.com>
820 * config/sh/constraints.md (I28): New constraint.
821 * config/sh/sh.c (broken_move): Add support for movi20s.
822 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
824 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
825 Jayant Sonar <Jayant.sonar@kpitcummins.com>
826 Naveen.H.S <naveen.hs@kpitcummins.com>
828 * config/sh/sh.c (SH_ATTRIBUTES): Define.
829 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
830 (print_operand): Handle resbank in %@ operand code.
831 (sh_encode_section_info): New.
832 (push_regs): Add conditions for resbank.
833 (sh_expand_epilogue): Likewise.
834 (sh_insert_attributes): Likewise.
835 (sh_attribute_table): Likewise.
836 (sh_handle_resbank_handler_attribute): New.
837 (sh2a_handle_function_vector_handler_attribute): New.
838 (sh2a_is_function_vector_call): New.
839 (sh2a_get_function_vector_number): New.
840 (sh2a_function_vector_p): New.
841 (sh_cfun_resbank_handler_p): New.
842 * config/sh/sh.md (calli): Emit jsr/n if possible.
843 (calli_tbr_rel): New.
844 (calli_pcrel): Emit jsr/n if possible.
845 (return_i): Emit rts/n if possible.
846 (call_valuei_tbr_rel): New.
847 (call_valuei_pcrel): Add condition for SH2A target.
848 (call_value): Likewise.
849 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
850 (sh2a_get_function_vector_number): Likewise.
851 (sh2a_is_function_vector_call): Likewise.
852 * doc/extend.texi: Document TBR relative addressing of SH2A.
853 (resbank): Add description for SH2A.
855 2008-03-24 Richard Guenther <rguenther@suse.de>
858 * gimplify.c (gimplify_modify_expr): For frontend type-correct
859 pointer assignments change conversions according to middle-end rules.
860 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
861 * configure.ac: Include type checking in yes.
862 * configure: Regenerate.
864 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
866 * diagnostic.c (diagnostic_count_diagnostic): Delete.
867 (diagnostic_report_diagnostic): Update. Handle ICEs here.
869 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
871 * gthr-vxworks.h (UNUSED): Define.
873 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
875 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
877 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
879 * doc/extend.texi (Function Attributes): Add missing comma in the
880 example of the "alloc_size" attribute.
882 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
885 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
887 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
890 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
893 * stor-layout.c (update_alignment_for_field): Set minimum alignment
894 of the underlying type of a MS bitfield layout to the natural
895 alignment of the type.
897 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
899 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
900 to their natural alignment to avoid store forwarding stalls.
902 2008-03-22 Richard Guenther <rguenther@suse.de>
904 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
905 For PHI nodes verify the address is invariant.
906 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
907 (get_symbol_constant_value): Use is_gimple_min_invariant.
908 (maybe_fold_stmt_indirect): Likewise.
910 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
912 PR rtl-optimization/33927
913 * Makefile.in (dse.o): Depend on $(TM_P_H).
914 * expr.h (extract_low_bits): Declare.
915 * expmed.c (extract_low_bits): New function.
916 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
917 * dse.c: Include tm_p.h.
918 (find_shift_sequence): Remove the read_reg argument and return the
919 read value. Emit the instructions instead of returning them.
920 Iterate on new_mode rather than calculating it each time.
921 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
922 source to NEW_MODE and extract_low_bits to convert the shifted
924 (replace_read): Allow the load and store to have different mode
925 classes. Use extract_low_bits when SHIFT == 0. Create the shift
926 or extraction instructions before trying the replacement. Update
927 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
929 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
931 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
932 to their natural alignment to avoid store forwarding stalls.
934 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
937 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
938 encouraging but not allowing gprs for input;
939 change the input constraint to !f#r.
940 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
942 change the output constraint to !f#r.
944 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
948 corresponding post-reload splitters.
949 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
950 when x87 FP math is selected.
951 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
952 New function prototype.
953 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
954 unreachable function to ease macroization of insn patterns.
956 2008-03-21 Martin Jambor <mjambor@suse.cz>
958 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
959 reference dumps if ddr is NULL or dependence is unknown.
961 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
963 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
964 unsigned extension into account.
965 (ATOMIC_COMPARE_AND_SWAP): Likewise.
966 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
967 Do computations on a scratch register.
969 2008-03-21 Richard Guenther <rguenther@suse.de>
971 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
972 Use is_gimple_min_invariant instead of TREE_INVARIANT.
973 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
974 * tree-ssa-dom.c (record_equality): Likewise.
975 * tree-inline.c (copy_body_r): Likewise.
976 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
979 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
981 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
982 as 'delete_unused' argument.
984 2008-03-20 Richard Guenther <rguenther@suse.de>
986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
987 special casing of constant qualifiers.
988 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
989 care about them in general.
990 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
991 regardless of their type.
992 (fold_stmt_r): Forcefully fold *& if we end up with that.
994 2008-03-20 Paul Brook <paul@codesourcery.com>
996 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
997 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
999 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1001 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1002 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1004 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1006 * common.opt (Wmudflap): New option.
1007 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1008 (mx_register_decls): Likewise.
1009 (mudflap_finish_file): Likewise.
1010 * doc/invoke.texi: Document -Wno-mudflap.
1012 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1014 * c-format.c (replace_format_name_to_system_name): New.
1016 (convert_format_name_to_system_name): New.
1017 (decode_format_attr): Add use of convert_format_name_to_system_name.
1018 (format_types_orig): Add gnu_ prefix to names.
1019 (check_format_info_main): Special treating of \0 escaped names for
1020 supporting multi-character format specifiers as I32, I64.
1021 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1022 (gnu_target_overrides_format_attributes): New.
1023 * c-format.h: Add structure target_ovr_attr to hold
1024 system specific formatter names.
1025 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1026 msformat-c.o file to c_target_objs and cxx_target_objs.
1027 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1028 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1029 (TARGET_N_FORMAT_TYPES): New.
1030 * config/i386/msformat-c.c: New.
1031 * config/i386/t-cygming: Add build rule for msformat-c.o.
1032 * doc/extend.texi: Add new format names gnu_* and ms_* and
1034 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1036 2008-03-20 Ira Rosen <irar@il.ibm.com>
1038 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1039 optimizations turned on under -O3.
1040 (ftree-vectorize): Add that the flag is turned on with -O3.
1042 2008-03-20 Ben Elliston <bje@au.ibm.com>
1044 * regmove.c (try_auto_increment): Fix spelling error in comment.
1045 * final.c (final_scan_insn): Likewise.
1047 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1050 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1051 allocator preferences for "y" and "r" class registers.
1052 ("*mov<mode>_internal"): Ditto.
1053 ("*movv2sf_internal_rex64"): Ditto.
1054 ("*movv2sf_internal"): Ditto.
1056 2008-03-19 Michael Matz <matz@suse.de>
1059 * calls.c (expand_call): Check overlap of arguments with call
1060 address for sibcalls.
1062 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1065 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1066 of the underlying type of a MS bitfield layout to the natural
1067 alignment of the type.
1069 2008-03-19 Jan Hubicka <jh@suse.cz>
1072 * toplev.c (decode_d_option): Handle all CPP flags.
1073 * tree-vrp.c: Update tree_pass descriptors.
1074 * regrename.c: Update tree_pass descriptors.
1075 * fwprop.c: Update tree_pass descriptors.
1076 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1077 * tree-into-ssa.c: Update tree_pass descriptors.
1078 * tree-dump.c: Update tree_pass descriptors.
1079 * tree-complex.c: Update tree_pass descriptors.
1080 * tree-dump.h: Update tree_pass descriptors.
1081 * see.c: Update tree_pass descriptors.
1082 * cgraphbuild.c: Update tree_pass descriptors.
1083 * tracer.c: Update tree_pass descriptors.
1084 * tree-loop-distribution.c: Update tree_pass descriptors.
1085 * cgraph.c: Update tree_pass descriptors.
1086 * postreload-gcse.c: Update tree_pass descriptors.
1087 * postreload.c: Update tree_pass descriptors.
1088 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1089 * tree-tailcall.c: Update tree_pass descriptors.
1090 * tree-pass.h (tree_opt_pass): Rename to ...
1091 (opt_pass) ... this one; add "type" field and remove letter field.
1092 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1093 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1094 all_lowering_passes): Update declaration.
1095 * ipa-cp.c: Update tree_pass descriptors.
1096 * final.c: Update tree_pass descriptors.
1097 * omp-low.c: Update tree_pass descriptors.
1098 * tree-ssa-dse.c: Update tree_pass descriptors.
1099 * ipa-reference.c: Update tree_pass descriptors.
1100 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1101 * auto-inc-dec.c: Update tree_pass descriptors.
1102 * reorg.c: Update tree_pass descriptors.
1103 * cgraphunit.c: Update tree_pass descriptors.
1104 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1105 * tree-ssa-ccp.c: Update tree_pass descriptors.
1106 * df-core.c: Update tree_pass descriptors.
1107 * mode-switching.c: Update tree_pass descriptors.
1108 * tree-nomudflap.c: Update tree_pass descriptors.
1109 * modulo-sched.c: Update tree_pass descriptors.
1110 * ipa-pure-const.c: Update tree_pass descriptors.
1111 * cse.c: Update tree_pass descriptors.
1112 * web.c: Update tree_pass descriptors.
1113 * tree-stdarg.c: Update tree_pass descriptors.
1114 * tree-ssa-math-opts.c: Update tree_pass descriptors.
1115 * tree-ssa-dom.c: Update tree_pass descriptors.
1116 * tree-nrv.c: Update tree_pass descriptors.
1117 * tree-ssa-alias.c: Update tree_pass descriptors.
1118 * loop-init.c: Update tree_pass descriptors.
1119 * gimple-low.c: Update tree_pass descriptors.
1120 * ipa-inline.c: Update tree_pass descriptors.
1121 * tree-ssa-sink.c: Update tree_pass descriptors.
1122 * global.c: Update tree_pass descriptors.
1123 * ifcvt.c: Update tree_pass descriptors.
1124 * jump.c: Update tree_pass descriptors.
1125 * predict.c: Update tree_pass descriptors.
1126 * tree-ssa-loop.c: Update tree_pass descriptors.
1127 * recog.c: Update tree_pass descriptors.
1128 * dse.c: Update tree_pass descriptors.
1129 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
1130 * tree-eh.c: Update tree_pass descriptors.
1131 * regmove.c: Update tree_pass descriptors.
1133 * function.c: Update tree_pass descriptors.
1134 * tree-vectorizer.c: Update tree_pass descriptors.
1135 * gcse.c: Update tree_pass descriptors.
1136 * ipa-type-escape.c: Update tree_pass descriptors.
1137 * tree-if-conv.c: Update tree_pass descriptors.
1138 * init-regs.c: Update tree_pass descriptors.
1139 * ipa.c: Update tree_pass descriptors.
1140 * tree-ssa-phiopt.c: Update tree_pass descriptors.
1141 * rtl-factoring.c: Update tree_pass descriptors.
1142 * lower-subreg.c: Update tree_pass descriptors.
1143 * bt-load.c: Update tree_pass descriptors.
1144 * tree-dfa.c: Update tree_pass descriptors.
1145 * except.c: Update tree_pass descriptors.
1146 * emit-rtl.c: Update tree_pass descriptors.
1147 * cfgexpand.c: Update tree_pass descriptors.
1148 * tree-cfgcleanup.c: Update tree_pass descriptors.
1149 * cfgcleanup.c: Update tree_pass descriptors.
1150 * tree-ssa-pre.c: Update tree_pass descriptors.
1151 * tree-sra.c: Update tree_pass descriptors.
1152 * tree-mudflap.c: Update tree_pass descriptors.
1153 * tree-ssa-copy.c: Update tree_pass descriptors.
1154 * cfglayout.c: Update tree_pass descriptors.
1155 * tree-ssa-forwprop.c: Update tree_pass descriptors.
1156 * tree-ssa-dce.c: Update tree_pass descriptors.
1157 * tree-ssa.c: Update tree_pass descriptors.
1158 * regclass.c: Update tree_pass descriptors.
1159 * integrate.c: Update tree_pass descriptors.
1160 * tree-optimize.c: Update tree_pass descriptors.
1161 * tree-ssa-phiprop.c: Update tree_pass descriptors.
1162 * tree-object-size.c: Update tree_pass descriptors.
1163 * combine.c: Update tree_pass descriptors.
1164 * tree-outof-ssa.c: Update tree_pass descriptors.
1165 * bb-reorder.c: Update tree_pass descriptors.
1166 * stack-ptr-mod.c: Update tree_pass descriptors.
1167 * var-tracking.c: Update tree_pass descriptors.
1168 * tree-profile.c: Update tree_pass descriptors.
1169 * tree-vect-generic.c: Update tree_pass descriptors.
1170 * reg-stack.c: Update tree_pass descriptors.
1171 * sched-rgn.c: Update tree_pass descriptors.
1172 * tree-ssa-structalias.c: Update tree_pass descriptors.
1173 * tree-cfg.c: Update tree_pass descriptors.
1174 * passes.c (current_pass): Update declaration.
1175 (finish_optimization_passes): Update.
1176 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
1177 (register_one_dump_file, register_dump_files_1, next_pass_1):
1179 (init_optimization_passes): Update handling of new types.
1180 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
1181 * ipa-struct-reorg.c: Update tree_pass descriptors.
1182 * tree-ssa-reassoc.c: Update tree_pass descriptors.
1183 * combine-stack-adj.c: Update tree_pass descriptors.
1184 * cfgrtl.c: Update tree_pass descriptors.
1185 * dce.c: Update tree_pass descriptors.
1186 * tree-ssanames.c: Update tree_pass descriptors.
1188 2008-03-19 Richard Guenther <rguenther@suse.de>
1191 * tree-ssa.c (walk_data): New structure.
1192 (warn_uninitialized_var): If not always_executed warn with "maybe"
1194 (execute_early_warn_uninitialized): Compute post-dominators.
1195 Initialize always_executed before processing each basic block.
1197 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1200 * config/i386/i386.c (x86_this_parameter): Calculate correct location
1201 of "this" pointer when "regparm = N" or "fastcall" is in effect.
1203 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1205 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
1207 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
1209 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
1211 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
1212 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
1213 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
1214 target after ignore has been set, and move there also the commputation
1215 of subtarget and original_target.
1216 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
1217 (LANG_HOOKS_INITIALIZER): Remove it.
1218 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
1220 2008-03-18 Richard Guenther <rguenther@suse.de>
1222 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
1223 found an expression with constants, note that in the VN for the lhs.
1224 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
1225 fold them to constants if possible. Run cleanup_cfg if done so.
1226 (execute_pre): Return todo.
1228 (execute_fre): Likewise.
1229 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
1231 (get_prop_source_stmt): Look through pointer conversions.
1233 2008-03-18 Jan Hubicka <jh@suse.cz>
1235 * tree-pretty-print.c: Include predict.h.
1236 (dump_generic_node): Dump predictor.
1237 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
1238 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
1239 * gimple-low.c (lower_stmt): Likewise.
1240 * expr.c (expand_expr_real): Likewise.
1241 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
1243 (build_predict_expr, build_predict_expr): New.
1244 * predict.h (predictor_name, build_predict_expr): Update.
1245 * c-typeck.c (c_finish_bc_stmt): Add prediction.
1246 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
1247 * predict.def (PRED_CONTINUE): Update hitrate.
1248 * tree.def (PREDICT_EXPR): Define.
1249 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
1250 do not handle BIND_EXPR.
1251 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
1252 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
1253 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
1256 2008-03-18 Michael Matz <matz@suse.de>
1258 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
1260 2008-03-18 Richard Guenther <rguenther@suse.de>
1262 * tree-gimple.h (is_gimple_invariant_address): Declare.
1263 (is_gimple_constant): Likewise.
1264 * tree-gimple.c (is_gimple_constant): New function.
1265 (is_gimple_invariant_address): Likewise.
1266 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
1267 and is_gimple_invariant_address.
1268 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
1270 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
1271 an addressable base.
1273 2008-03-18 Jakub Jelinek <jakub@redhat.com>
1276 * gimplify.c (gimplify_expr): Gimplify second operand of
1279 2008-03-17 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimization/19637
1282 * fold-const.c (fold_unary): Remove restrictions of removing
1283 intermediate pointer-conversions (P2)(P1)P0.
1284 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
1285 conversion to void pointer.
1286 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
1288 2008-03-16 James E. Wilson <wilson@tuliptree.org>
1291 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
1292 emulated thread local variables.
1294 2008-03-16 Richard Guenther <rguenther@suse.de>
1297 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
1298 expand TREE_INVARIANT operations that are not gimple invariant.
1300 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
1302 * doc/extend.texi (Alignment): Say that the ABI controls
1303 the __alignof__ for non-strict-alignment targets rather
1304 than being a recommendation.
1306 2008-03-15 Paul Brook <paul@codesourcery.com>
1308 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
1310 (arm_output_fn_unwind): Mark functions that can not be unwound.
1312 2008-03-15 Paul Brook <paul@codesourcery.com>
1314 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
1315 extension instructions.
1317 2008-03-15 Richard Guenther <rguenther@suse.de>
1319 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
1320 and fold constant aggregate refs.
1321 (fold_const_aggregate_ref): Handle string constants
1322 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
1323 (evaluate_stmt): Simplify now that ccp_fold folds constant
1326 2008-03-15 Paul Brook <paul@codesourcery.com>
1328 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
1329 (extzv): Use gen_extzv_t2.
1330 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
1332 2008-03-15 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
1335 (fold_const_aggregate_ref): Likewise.
1336 (get_value): Return NULL if we don't have any values.
1337 (ccp_finalize): Set const_val to NULL after freeing it.
1338 * tree-flow.h (get_symbol_constant_value): Declare.
1339 (fold_const_aggregate_ref): Likewise.
1340 * tree-ssa-sccvn.c (try_to_simplify): Use them.
1342 2008-03-15 Richard Guenther <rguenther@suse.de>
1345 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
1346 to not produce negative array indices if not allowed. Add
1347 parameter to indicate that.
1348 (maybe_fold_offset_to_component_ref): Allow negative array
1349 indices only for the first member of a structure.
1350 (maybe_fold_offset_to_reference): Allow negative array indices.
1351 (maybe_fold_stmt_addition): Likewise.
1353 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
1354 Anatoly Sokolov <aesok@post.ru>
1356 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
1357 (avr_arch): Add ARCH_AVR6.
1358 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
1359 (initial_elimination_offset): Initialize and use 'avr_pc_size'
1360 instead of fixed value 2.
1361 (print_operand_address): Use gs() asm specifier instead of pm().
1362 (avr_assemble_integer): (Ditto.).
1363 (avr_output_addr_vec_elt): (Ditto.).
1364 (print_operand): Handle "!" code.
1365 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
1366 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
1367 (AVR_HAVE_EIJMP_EICALL): Define.
1368 (AVR_3_BYTE_PC): Redefine.
1369 (AVR_2_BYTE_PC): (Ditto.).
1370 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
1371 (LINK_SPEC): Add atmega2560 and atmega2561.
1372 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
1374 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
1375 for 3 byte PC devices.
1376 (call_value_insn): (Ditto.).
1377 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
1378 (indirect_jump): Use only for for 2 byte PC devices.
1379 (*tablejump): (Ditto.).
1380 (*indirect_jump_avr6): Add insn.
1381 (*tablejump_rjmp): Don't use for 3 byte PC devices.
1382 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
1383 instead of ijmp for 3 byte PC devices.
1384 (__tablejump2__): (Ditto.).
1385 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
1386 (MULITLIB_DIRNAMES): (Ditto.).
1387 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
1389 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
1392 "sse2_umulsidi3". Use V1DI mode for operand 0.
1393 ("mmx_psadbw"): Use V1DI mode for operand 0.
1394 * config/i386/i386-modes.def (V1SI): New vector mode.
1395 * config/i386/i386.c (struct builtin_description)
1396 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
1397 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
1398 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
1399 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
1400 v1di_ftype_v8qi_v8qi type.
1401 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
1403 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
1404 __builtin_ia32_pmuludq]: Fix the mode of return value.
1406 2008-03-15 Richard Guenther <rguenther@suse.de>
1409 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
1412 2008-03-14 Bob Wilson <bob.wilson@acm.org>
1414 * doc/invoke.texi (Option Summary, Xtensa Options): Document
1415 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
1416 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
1417 unless TARGET_SERIALIZE_VOLATILE is enabled.
1418 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
1419 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
1420 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
1422 2008-03-14 Richard Guenther <rguenther@suse.de>
1424 PR tree-optimization/34172
1425 * tree-flow.h (refs_may_alias_p): Declare.
1426 (get_single_def_stmt): Likewise.
1427 (get_single_def_stmt_from_phi): Likewise.
1428 (get_single_def_stmt_with_phi): Likewise.
1429 * tree-dfa.c (refs_may_alias_p): New function.
1430 (get_single_def_stmt): Likewise.
1431 (get_single_def_stmt_from_phi): Likewise.
1432 (get_single_def_stmt_with_phi): Likewise.
1433 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
1434 (vn_reference_lookup_1): New helper function.
1435 (vn_reference_lookup): Walk the virtual use-def chain to
1436 continue searching for a match if the def does not alias the
1437 reference we are looking for.
1439 2008-03-14 David Edelsohn <edelsohn@gnu.org>
1441 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
1442 archive and Perzl. Update The Written Word listing.
1444 2008-03-14 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/34043
1447 PR tree-optimization/33989
1448 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
1450 (bitmap_find_leader): Use extra argument to verify dominance
1451 relationship inside a basic-block.
1452 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
1453 (find_leader_in_sets): Adjust.
1454 (create_component_ref_by_pieces): Take extra argument for
1455 dominance check, handle lookup failures.
1456 (find_or_generate_expression): Likewise.
1457 (create_expression_by_pieces): Likewise.
1458 (insert_into_preds_of_block): Adjust.
1459 (create_value_expr_from): If asked for, verify all operands
1460 are in the blocks AVAIL_OUT set.
1461 (make_values_for_stmt): Check for SSA_NAMEs that are life
1462 over an abnormal edge.
1463 (compute_avail): Remove such check.
1464 (do_SCCVN_insertion): New function.
1465 (eliminate): If we do not find a leader suitable for replacement
1466 insert a replacement expression from SCCVN if available.
1467 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
1468 (struct vn_ssa_aux): Add needs_insertion flag.
1469 * tree-ssa-sccvn.c (may_insert): New global flag.
1470 (copy_reference_ops_from_ref): Value-number union member access
1471 based on its size, not type and member if insertion is allowed.
1472 (visit_reference_op_load): For a weak match from union type
1473 punning lookup a view-converted value and insert a SSA_NAME
1474 for that value if that is not found.
1475 (visit_use): Make dumps shorter. Do not disallow value numbering
1476 SSA_NAMEs that are life over an abnormal edge to constants.
1477 (free_scc_vn): Release inserted SSA_NAMEs.
1478 (run_scc_vn): New flag to specify whether insertion is allowed.
1479 Process SSA_NAMEs in forward order.
1480 * tree-ssa-loop-im.c (for_each_index): Handle invariant
1481 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
1482 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
1483 pointer type to/from integral types that do not change the
1484 precision to regular conversions.
1486 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1488 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1489 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1490 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
1491 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
1492 input arguments and the mode of return value. Built-in functions
1493 that operate on whole 64-bit MMX register now use V1DI mode.
1495 2008-03-13 Alon Dayan <alond@il.ibm.com>
1496 Olga Golovanevsky <olga@il.ibm.com>
1498 PR tree-optimization/35041
1499 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
1500 to locate the right position in a statement.
1502 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/xmmintrin.h: Change all static inline functions to
1507 extern inline and add __gnu_inline__ attribute.
1508 * config/i386/bmintrin.h: Ditto.
1509 * config/i386/smmintrin.h: Ditto.
1510 * config/i386/tmmintrin.h: Ditto.
1511 * config/i386/mmintrin-common.h: Ditto.
1512 * config/i386/ammintrin.h: Ditto.
1513 * config/i386/emmintrin.h: Ditto.
1514 * config/i386/pmmintrin.h: Ditto.
1515 * config/i386/mmintrin.h: Ditto.
1516 * config/i386/mm3dnow.h: Ditto.
1518 2008-03-13 Jakub Jelinek <jakub@redhat.com>
1521 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
1522 (lower_omp_2): New function.
1523 (lower_omp_1, lower_omp): Rewritten.
1525 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
1528 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
1529 with the phrase "Microsoft Windows compilers".
1530 (Push/Pop Macro Pragmas): New subsection. Document
1531 #pragma push_macro and pragma pop_macro.
1533 2008-03-12 Paul Brook <paul@codesourcery.com>
1535 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
1537 2008-03-12 Paul Brook <paul@codesourcery.com>
1539 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
1540 (thumb2_alusi3_short): Exclude PLUS and MINUS.
1541 (thumb2_addsi_shortim): Rename ...
1542 (thumb2_addsi_short): ... to this. Allow register operands.
1543 (thumb2_subsi_short): New pattern.
1544 (thumb2_one_cmplsi2_short,
1545 thumb2_negsi2_short): New patterns and peepholes.
1547 2008-03-12 Paul Brook <paul@codesourcery.com>
1549 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
1551 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/i386.md (int_cond): New code iterator.
1555 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
1556 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
1557 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
1558 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
1559 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
1560 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
1561 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
1562 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
1564 2008-03-12 Paul Brook <paul@codesourcery.com>
1566 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
1567 instead of {arm,thumb}_compute_save_reg_mask.
1568 (output_return_instruction): Ditto.
1569 (thumb_unexpanded_epilogue): Ditto.
1570 (thumb1_expand_prologue): Ditto.
1571 (thumb1_output_function_prologue): Ditto.
1572 (arm_set_return_address): Ditto.
1573 (thumb_set_return_address): Ditto.
1574 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
1575 regs to achieve stack alignment.
1576 (thumb1_compute_save_reg_mask): Fix compiler warning.
1577 (arm_output_epilogue): Use offsets->saved_regs_mask.
1578 Adjust stack pointer by poping call clobered registers.
1579 (arm_expand_prologue): Use offsets->saved_regs_mask.
1580 Adjust stack pointer by pushing extra registers.
1581 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
1583 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
1586 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
1587 conversion to the operands of a multiplication.
1589 2008-03-12 Richard Guenther <rguenther@suse.de>
1591 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
1592 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
1593 * timevar.def (TV_TREE_PHIPROP): Add.
1594 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
1595 pass description. Use TV_TREE_PHIPROP.
1596 * tree-ssa-forwprop.c: Remove phiprop code.
1598 2008-03-12 Jakub Jelinek <jakub@redhat.com>
1601 * omp-low.c (maybe_lookup_decl): Constify first argument.
1602 (use_pointer_for_field): Change last argument from bool to
1603 omp_context *. Disallow shared copy-in/out in nested
1604 parallel if decl is shared in outer parallel too.
1605 (build_outer_var_ref, scan_sharing_clauses,
1606 lower_rec_input_clauses, lower_copyprivate_clauses,
1607 lower_send_clauses, lower_send_shared_vars): Adjust callers.
1609 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
1610 Ira Rosen <irar@il.ibm.com>
1612 * tree-vectorizer.c (free_stmt_vec_info): New function.
1613 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1614 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1615 * tree-vectorizer.h (free_stmt_vec_info): Declare.
1616 * tree-vect-transform.c (vectorizable_conversion): Free
1617 vec_oprnds0 if it was allocated.
1618 (vect_permute_store_chain): Remove unused VECs.
1619 (vectorizable_store): Free VECs that are allocated in the..
1621 (vect_transform_strided_load, vectorizable_load): Likewise.
1622 (vect_remove_stores): Simplify the code.
1623 (vect_transform_loop): Move code to vect_remove_stores().
1624 Call vect_remove_stores() and free_stmt_vec_info().
1626 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1629 TARGET_HPUX. Revise comment.
1630 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1631 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1632 Use sr4 variant of `be' instruction when not generating PIC code.
1633 (attr_length_call): Adjust for above change.
1635 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1637 * ipa-reference.c (static_execute): Remove module_statics_const and
1638 associated setting code.
1640 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1644 predicate for operand 1.
1645 (paritysi2_cmp): Use register_operand predicate for operand 2.
1646 Use earlyclobber modifier for operand 1. Remove support for
1648 (paritydi2_cmp): Use register_operand predicate for operand 3.
1649 Use earlyclobber modifier for operand 1. Remove support for
1652 2008-03-11 Paul Brook <paul@codesourcery.com>
1653 Vladimir Prus <vladimir@codesourcery.com>
1655 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1656 (arm_compute_save_reg0_reg12_mask): Always
1657 check if register 11 must be saved. Always safe hard frame pointer
1658 when frame_pointer_needeed.
1659 (arm_compute_save_reg_mask): Save IP and PC
1660 only with apcs frames.
1661 (arm_output_epilogue): Adjust Thumb2 codepath to
1662 be also invoked and work for ARM non-apcs frames.
1663 (arm_expand_prologue): Don't bother saving IP
1664 for non-apcs frame, since it's not clobbered by
1665 prologue code. Implement non-apcs frame
1668 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1670 PR rtl-optimization/35281
1671 * expr.c (convert_move): Use a new pseudo for the intermediate
1672 from_mode->word_mode result.
1674 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
1676 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1677 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1678 * toplev.c (compile_file): Don't call it.
1680 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
1683 * expr.c (store_expr): Call emit_block_move if the mode
1684 of "temp" RTX is BLKmode.
1686 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1687 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/31358
1690 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1691 the step with a NULL_TREE.
1692 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1693 to sizetype if type is a pointer type.
1694 (add_candidate_1): Don't convert the base and step to
1695 the generic type if the orginal type is a pointer type.
1696 (add_iv_value_candidates): Use sizetype for the step
1697 if type is a pointer type.
1698 (cand_value_at): Likewise.
1699 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1701 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1702 Don't convert the tem affine to the type.
1703 (add_elt_to_tree): Use sizetype for the step if a pointer.
1704 Use POINTER_PLUS_EXPR for pointers.
1705 (aff_combination_to_tree): Use sizetype for the step if a
1708 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
1710 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1711 Remove commutativity hint.
1713 2008-03-10 Jakub Jelinek <jakub@redhat.com>
1717 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1718 errorneous type. Check that v is a VAR_DECL.
1721 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1723 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
1725 PR tree-optimization/35494
1726 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1727 may be overriden at link and run time.
1729 2008-03-10 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/34677
1732 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1733 (poolify_tree): Likewise.
1734 (modify_expr_template): Likewise.
1735 (poolify_modify_stmt): Likewise.
1736 (insert_fake_stores): Handle all component-ref style stores
1737 in addition to INDIRECT_REF. Also handle complex types.
1738 Do not poolify the inserted load.
1739 (realify_fake_stores): Do not rebuild the tree but only
1740 make it a SSA_NAME copy.
1741 (init_pre): Remove initialzation of modify_expr_template.
1742 Do not allocate modify_expr_node_pool.
1743 (fini_pre): Do not free modify_expr_node_pool.
1745 2008-03-10 Paul Brook <paul@codesourcery.com>
1747 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1750 2008-03-10 Paul Brook <paul@codesourcery.com>
1751 Mark Shinwell <shinwell@codesourcery.com>
1753 * config/arm/cortex-r4.md: New.
1754 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1756 * config/arm/arm.md: Include cortex-r4.md.
1757 (insn): Add smmls, sdiv and udiv values.
1758 (generic_sched): Don't use generic scheduling for Cortex-R4.
1759 (arm_issue_rate): New function.
1760 (TARGET_SCHED_ISSUE_RATE): Define.
1762 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
1764 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1766 2008-03-10 Richard Guenther <rguenther@suse.de>
1768 * tree-ssa-pre.c (get_sccvn_value): Simplify.
1769 (compute_avail): Do not add stmt uses to AVAIL_OUT.
1771 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
1773 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1774 Set default to true.
1776 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1778 * c.opt (Wsynth): Deprecate.
1779 * doc/invoke.texi (Option Summary, Warning Options): Document
1780 -Wno-format-contains-nul.
1782 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1786 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1788 2008-03-09 Ira Rosen <irar@il.ibm.com>
1790 * config/rs6000/rs6000.c (builtin_description): Rename vector
1791 left shift operations.
1792 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1793 (altivec_vsl<VI_char>): Rename to ...
1794 (ashl<mode>3): ... new name.
1795 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1797 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1799 2008-03-08 Richard Guenther <rguenther@suse.de>
1801 * coverage.h (tree_coverage_counter_addr): Declare.
1802 * coverage.c (tree_coverage_counter_addr): New function.
1803 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1805 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1806 (tree_gen_one_value_profiler): Likewise.
1807 (tree_gen_ic_profiler): Likewise.
1808 (tree_gen_average_profiler): Likewise.
1809 (tree_gen_ior_profiler): Likewise.
1811 2008-03-08 Richard Guenther <rguenther@suse.de>
1813 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1814 (vn_binary_op_insert): Likewise.
1815 (vn_unary_op_lookup): Likewise.
1816 (vn_unary_op_insert): Likewise.
1817 (vn_nary_op_lookup): Declare.
1818 (vn_nary_op_insert): Likewise.
1819 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1820 and binary hashes, use a single obstack for unary_op_pool
1822 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1823 a single struct vn_nary_op_s. Store tree code length and
1824 a variable number of operands.
1825 (struct vn_reference_op_struct): Remove unused op2.
1826 (vn_reference_op_eq): Do not compare op2.
1827 (vn_reference_op_compute_hash): Do not compute hash of op2.
1828 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1829 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1830 with vn_nary_op_compute_hash.
1831 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1832 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1834 (vn_unary_op_insert, vn_binary_op_insert): Replace with
1836 (visit_unary_op): Call nary functions.
1837 (visit_binary_op): Likewise.
1838 (process_scc): Adjust for struct vn_tables_s changes.
1839 (allocate_vn_table): Likewise.
1840 (free_vn_table): Likewise.
1841 * tree-vn.c (vn_add): Call nary functions.
1842 (vn_lookup): Likewise.
1844 2008-03-08 Jakub Jelinek <jakub@redhat.com>
1847 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1848 wdst back after sync_compare_and_swapqhi_internal.
1850 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
1853 * config/i386/i386-modes.def (V1DI): New vector mode.
1854 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1855 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1856 (MMXMODE248): Ditto.
1857 (MMXMODE): Add V1DI mode.
1858 (mmxvecsize): Change DI mode to V1DI mode.
1859 ("mov<mode>): Use MMXMODEI8 mode iterator.
1860 ("*mov<mode>_internal_rex64"): Ditto.
1861 ("*mov<mode>_internal"): Ditto.
1862 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1863 ("mmx_sub<mode>3"): Ditto.
1864 ("mmx_adddi3"): Remove insn pattern.
1865 ("mmx_subdi3"): Ditto.
1866 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1867 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1868 ("mmx_ashl<mode>3"): Ditto.
1869 ("mmx_lshrdi3"): Remove insn pattern.
1870 ("mmx_ashldi3"): Ditto.
1871 * config/i386/i386.c (classify_argument): Handle V1DImode.
1872 (function_arg_advance_32): Ditto.
1873 (function_arg_32): Ditto.
1874 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1875 mmx_addv1di3 insn pattern.
1876 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1877 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1878 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1879 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1880 Remove definitions of built-in functions.
1881 (V1DI_type_node): New node.
1882 (v1di_ftype_v1di_int): Ditto.
1883 (v1di_ftype_v1di_v1di): Ditto.
1884 (v2si_ftype_v2si_si): Ditto.
1885 (v4hi_ftype_v4hi_di): Remove node.
1886 (v2si_ftype_v2si_di): Ditto.
1887 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1888 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1889 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1890 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1891 Add new builtins using def_builtin_const.
1892 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1893 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1894 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1895 * config/i386/mmintrin.h (__v1di): New typedef.
1896 (_mm_add_si64): Cast arguments to __v1di type.
1897 (_mm_sub_si64): Ditto.
1898 (_mm_sll_pi16): Cast __count to __v4hi type.
1899 (_mm_sll_pi32): Cast __count to __v2si type.
1900 (_mm_sll_si64): Cast arguments to __v1di type.
1901 (_mm_srl_pi16): Cast __count to __v4hi type.
1902 (_mm_srl_pi32): Cast __count to __v2si type.
1903 (_mm_srl_si64): Cast arguments to __v1di type.
1904 (_mm_sra_pi16): Cast __count to __v4hi type.
1905 (_mm_sra_pi32): Cast __count to __v2si type.
1906 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1907 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1908 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1909 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1910 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1911 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1912 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1913 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1914 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1915 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1916 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1917 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1919 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1921 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1923 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1926 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1927 reg+const addressing for Altivec modes. Don't generate reg+reg
1928 addressing for TFmode or TDmode quantities.
1930 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1932 * c-common.c (vector_types_convertible_p): Call langhook
1933 instead of comptypes.
1935 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1938 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1939 integral and scalar float variables which have a
1942 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1944 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1945 dwarf_register_span hook when emitting unwind information for
1946 register-to-memory saves.
1947 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1948 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1950 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1952 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1953 for the same VAR_DECL.
1955 2008-03-06 Tom Tromey <tromey@redhat.com>
1958 * doc/standards.texi (Standards): Don't mention treelang.
1959 * doc/invoke.texi (Overall Options): Don't mention treelang.
1960 * doc/install.texi (Prerequisites): Don't mention bison or
1962 (Configuration): Don't mention treelang.
1963 (Building): Likewise.
1964 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1966 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1968 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1969 word-extractions out of a multi-word object.
1971 2008-03-06 Richard Guenther <rguenther@suse.de>
1973 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1974 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1975 result type and precision.
1976 * expr.c (get_inner_reference): Set unsignedp based on the result
1977 type of BIT_FIELD_REF.
1978 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1979 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1980 (try_instantiate_multiple_fields): Likewise. Use the correct type
1982 (sra_build_assignment): Likewise.
1983 (sra_build_elt_assignment): Likewise.
1984 (sra_explode_bitfield_assignment): Likewise.
1985 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1986 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1987 set BIT_FIELD_REF_UNSIGNED.
1988 (vectorizable_load): Likewise.
1990 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1992 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1995 2008-03-06 Richard Guenther <rguenther@suse.de>
1997 * alias.c (struct alias_set_entry): Move has_zero_child field
1998 to pack with alias_set.
2000 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2002 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2005 2008-03-05 Ian Lance Taylor <iant@google.com>
2007 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2009 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2011 * fwprop.c (update_df): Support width and offset parameters of
2013 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2014 global_conflicts): Change DF_REF_EXTRACT to either
2015 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2016 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2017 * df-scan.c (df_ref_record, df_defs_record,
2018 df_ref_create_structure, df_def_record_1, df_uses_record,
2019 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2020 df_bb_refs_collect, df_entry_block_defs_collect,
2021 df_exit_block_uses_collect): Support new width and offset fields.
2022 (ref_extract_pool): New storage pool.
2023 (df_free_ref): New function.
2024 (df_reg_chain_unlink, df_free_collection_rec,
2025 df_sort_and_compress_refs): Call df_free_ref.
2026 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2028 (df_ref_create_structure): Allocate df_ref_extract if offset and
2029 width fields are used.
2030 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2031 (df_uses_record): Get offset and width from ZERO_EXTRACT
2033 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2034 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2035 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2036 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2037 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2038 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2039 (df_ref_extract): New structure.
2040 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2041 (df_ref_create): Add width and offset parameters.
2043 2008-03-05 Richard Guenther <rguenther@suse.de>
2045 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2046 Use ranges_overlap_p.
2047 (offset_overlaps_with_access): Rename
2048 to ranges_overlap_p and move ...
2049 * tree-flow-inline.h (ranges_overlap_p): ... here.
2051 * tree.h (get_inner_reference, handled_component_p): Update
2054 * tree.h (record_component_aliases, get_alias_set,
2055 alias_sets_conflict_p, alias_sets_must_conflict_p,
2056 objects_must_conflict_p): Move declarations ...
2057 * alias.h (record_component_aliases, get_alias_set,
2058 alias_sets_conflict_p, alias_sets_must_conflict_p,
2059 objects_must_conflict_p): ... here.
2060 Include coretypes.h.
2061 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2063 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2065 * cfg.c: Include tree-flow.h.
2066 (remove_edge_raw): Call redirect_edge_var_map_clear.
2067 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2068 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2069 (redirect_edge_var_map_result): New.
2070 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2071 PENDING_STMT use with redirect_edge_var_map_*.
2072 * tree-ssa.c (edge_var_maps): New definition.
2073 (redirect_edge_var_map_add): New.
2074 (redirect_edge_var_map_clear): New.
2075 (redirect_edge_var_map_dup): New.
2076 (redirect_edge_var_map_vector): New.
2077 (redirect_edge_var_map_destroy): New.
2078 (ssa_redirect_edge): Replace PENDING_STMT use with
2079 redirect_edge_var_map_*.
2080 (flush_pending_stmts): Same.
2081 (delete_tree_ssa): Destroy edge var map.
2082 * tree-flow.h (struct _edge_var_map): New.
2083 Define edge_var_map vector type.
2084 Declare redirect_edge_var_map_* prototypes.
2085 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2086 * tree-cfg.c (reinstall_phi_args): Replace
2087 PENDING_STMT use with redirect_edge_var_map_*.
2089 2008-03-05 Richard Guenther <rguenther@suse.de>
2091 PR tree-optimization/35472
2092 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2093 whose single use_stmt has a overlapping set of loaded and
2094 stored symbols as that use_stmt might be a noop assignment then.
2096 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2098 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2100 2008-03-05 Richard Guenther <rguenther@suse.de>
2103 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2104 should be constants.
2105 * tree-cfg.c (verify_expr): Verify it.
2106 * fold-const.c (fold_truthop): Remove code generating
2107 BIT_FIELD_REFs of structure bases.
2108 (fold_binary): Likewise.
2109 (fold_ternary): Position and size of BIT_FIELD_REFs are
2110 always host integers.
2111 (make_bit_field_ref): Remove.
2112 (optimize_bit_field_compare): Remove.
2113 (all_ones_mask_p): Remove.
2115 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
2118 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
2119 (split_block_and_df_analyze): New. Split basic block and rebuild
2121 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
2123 (split_pattern_seq): Likewise.
2124 (erase_matching_seqs): Likewise.
2125 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2127 2008-03-04 Geoff Keating <geoffk@apple.com>
2129 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
2130 declaration and code.
2131 (tree_invalid_nonnegative_warnv_p): Likewise.
2133 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2135 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
2136 examples. Truncate option-names then causing overfull hbox.
2138 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2141 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
2143 * configure: Rebuilt.
2145 2008-03-04 Rafael Espindola <espindola@google.com>
2147 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
2148 (tree_unary_nonnegative_warnv_p): New.
2149 (tree_binary_nonnegative_warnv_p): New.
2150 (tree_single_nonnegative_warnv_p): New.
2151 (tree_invalid_nonnegative_warnv_p): New.
2152 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2154 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2157 * opts.c (handle_option): Postpone 'unknown option' errors only for
2160 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
2163 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
2166 2008-03-04 Rafael Espindola <espindola@google.com>
2168 * fold-const.c (tree_unary_nonzero_warnv_p): New.
2169 (tree_binary_nonzero_warnv_p): New.
2170 (tree_single_nonzero_warnv_p): New.
2171 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
2173 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
2176 * fold-const.c (fold_cond_expr_with_comparison): Prevent
2177 transformations for modes that have signed zeros.
2178 * ifcvt.c (noce_try_abs): Ditto.
2180 2008-03-04 Joseph Myers <joseph@codesourcery.com>
2182 * config/i386/i386.c (override_options): Force
2183 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2185 2008-03-04 Jan Hubicka <jh@suse.cz>
2188 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
2191 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2193 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
2194 label to probe the stack.
2196 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
2198 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
2199 (__gthr_win32_mutex_destroy): Declare.
2200 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
2201 __gthr_win32_mutex_destroy.
2202 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2204 2008-03-03 Jan Hubicka <jh@suse.cz>
2207 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
2208 aggressive on inlining cold calls.
2210 2008-03-03 Richard Guenther <rguenther@suse.de>
2212 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
2213 struct copies into the expression table.
2214 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
2215 (try_to_simplify): Likewise.
2216 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
2217 integral and pointer arguments which do not change the
2218 precision to NOP_EXPRs.
2219 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
2220 VIEW_CONVERT_EXPR case.
2222 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
2224 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
2225 defined in a loop at depth 0 is invariant.
2226 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2227 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
2228 be called at loop depth 0.
2230 2008-03-02 Jakub Jelinek <jakub@redhat.com>
2233 * gcc.c (process_command): Update copyright notice dates.
2234 * gcov.c (print_version): Likewise.
2235 * gcov-dump.c (print_version): Likewise.
2236 * mips-tfile.c (main): Likewise.
2237 * mips-tdump.c (main): Likewise.
2239 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2242 * c-common.c (flag_permissive): Delete.
2243 (constant_expression_warnings): Check flags first.
2244 (constant_expression_error): New.
2245 * c-common.h (flag_permissive): Delete.
2246 (constant_expression_error): Declare.
2247 * flags.h (flag_permissive): Declare. Update description.
2248 * diagnostic.c (pedwarn): Update.
2250 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
2251 (permissive_error_kind): New.
2252 * toplev.c (flag_permissive): Define. Update description.
2253 * toplev.h (permissive_error_kind): Declare.
2254 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
2255 (pedwarn_c90): Use pedantic_warning_kind.
2256 * c-opts.c (c_common_post_options): flag_permissive does not affect
2257 flag_pedantic_errors.
2259 2008-03-02 Joseph Myers <joseph@codesourcery.com>
2261 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
2262 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
2263 __absvsi2, __absvDI2): Use unsigned arithmetic.
2265 2008-03-02 Andi Kleen <ak@suse.de>
2266 Richard Guenther <rguenther@suse.de>
2268 * struct-equiv.c: Remove file.
2269 * cfg_cleanup.c (condjump_equiv_p): Remove.
2270 * Makefile.in (OBJS-common): Remove struct-equiv.o.
2271 (struct-equiv.o): Remove rule.
2272 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
2273 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
2274 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2276 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2278 * ifcvt.c (noce_process_if_block): Try to handle only the then
2279 block if the else block exists but isn't suitable.
2281 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2284 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
2285 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
2286 regression from previous patch.
2288 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
2291 * gthr.h: Add __gthread_mutex_destroy as a function that must be
2293 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
2294 * gthr-single.h (__gthread_mutex_destroy): Likewise.
2295 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
2296 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
2297 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
2298 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
2299 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
2300 (__gthread_mutex_destroy_function): Rename to
2301 __gthread_mutex_destroy.
2302 * gthr-dce.h (__gthread_mutex_destroy): Call
2303 pthread_mutex_destroy.
2304 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
2305 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
2306 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2308 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2310 * df-scan.c (df_ref_chain_change_bb): Simplify.
2311 (df_insn_change_bb): Add new_bb argument. Simplify. Call
2312 set_block_for_insn if there's any change.
2313 * df.h ((df_insn_change_bb): Fix prototype.
2314 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
2315 df_insn_change_bb, don't call set_block_for_insn.
2316 * emit-rtl.c (reorder_insns): Likewise.
2317 * haifa-sched.c (move_insn): Likewise.
2319 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2321 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2323 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
2325 * tree-flow-inline.h (next_readonly_imm_use): Return
2326 NULL_USE_OPERAND_P after the end.
2328 2008-03-01 Richard Guenther <rguenther@suse.de>
2330 PR tree-optimization/35411
2331 * tree-sra.c (sra_build_assignment): Split conversion to
2332 final type to a separate statement if we are not assigning
2335 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2337 * fold-const.c (fold_convertible_p): Correct the logic to follow
2338 that in fold_convert().
2340 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
2343 * tree-inline.c (build_duplicate_type): When we make a
2344 duplicate type, make it unique in the canonical types system.
2346 2008-02-29 Tom Tromey <tromey@redhat.com>
2348 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
2349 input_file_stack_history, input_file_stack_restored): Remove.
2350 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2351 * input.h (struct file_stack): Remove.
2352 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
2353 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
2355 * diagnostic.h (struct diagnostic_context) <last_module>: Change
2357 (diagnostic_last_module_changed): Add 'map' argument.
2358 (diagnostic_set_last_function): Likewise.
2359 * diagnostic.c (undiagnostic_report_current_module): Iterate using
2360 line map, not input_file_stack.
2361 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2363 2008-02-29 Paul Brook <paul@codesourcery.com>
2365 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2367 2008-02-29 Paul Brook <paul@codesourcery.com>
2369 * config/arm/ieee754-df.S (muldf3): Use RET macros.
2371 2008-02-29 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
2375 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
2376 value for comparing for a store match.
2377 (simplify_unary_expression): Do nothing for SSA_NAMEs.
2378 (try_to_simplify): Do not do a full-blown reference lookup.
2380 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2382 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
2383 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2385 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2387 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
2389 * tree-loop-linear.c (try_interchange_loops): Compare memory access
2390 strides against cache sizes.
2392 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
2394 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
2397 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
2399 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
2400 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
2401 is smaller than the original promoted value.
2402 (simplify_subreg): If OP is a SUBREG, try to preserve its
2403 SUBREG_PROMOTED_VAR_P information.
2405 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
2407 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
2408 (VN_INFO_GET): Allocate new objects on the obstack.
2409 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
2410 for rpo_numbers_temp, for consistency.
2411 (free_scc_vn): Free the obstack.
2413 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
2415 * doc/invoke.texi: Document -ftree-loop-distribution.
2416 * tree-loop-distribution.c: New.
2417 * tree-pass.h (pass_loop_distribution): New.
2418 * graphds.h (struct graph): Add htab_t indices.
2419 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
2420 * tree-vectorizer.c (rename_variables_in_loop): Extern.
2421 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
2422 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
2423 * tree-data-ref.c (debug_data_dependence_relations): New.
2424 (dump_data_dependence_relation): Also print data references.
2425 (free_data_ref): Extern.
2426 (same_access_functions): Moved...
2427 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
2428 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2429 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
2430 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
2431 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
2432 (stmts_from_loop): Skip LABEL_EXPR.
2433 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
2435 (build_rdg): Initialize rdg->indices htab.
2436 (free_rdg, stores_from_loop, ref_base_address,
2437 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
2438 have_similar_memory_accesses_1, ref_base_address_1,
2439 remove_similar_memory_refs): New.
2440 * tree-data-ref.h: Depend on tree-chrec.h.
2441 (debug_data_dependence_relations, free_data_ref): Declared.
2442 (same_access_functions): ... here.
2443 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
2445 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
2446 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
2447 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
2448 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
2449 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
2450 rdg_vertex_for_stmt): Declared.
2451 (struct rdg_edge): Add level.
2453 (free_rdg, stores_from_loop, remove_similar_memory_refs,
2454 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
2456 (rdg_has_similar_memory_accesses): New.
2457 * tree-vect-analyze.c: Remove unused static decls.
2458 * lambda.h (dependence_level): New.
2459 * common.opt (ftree-loop-distribution): New.
2460 * tree-flow.h (mark_virtual_ops_in_bb,
2461 slpeel_tree_duplicate_loop_to_edge_cfg,
2462 rename_variables_in_loop): Declared.
2463 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
2464 (OBJS-common): Add tree-loop-distribution.o.
2465 (tree-loop-distribution.o): New rule.
2466 * tree-cfg.c (mark_virtual_ops_in_bb): New.
2467 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
2468 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2470 2008-02-28 Joseph Myers <joseph@codesourcery.com>
2473 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
2474 other than structures and unions.
2476 2008-02-28 Richard Guenther <rguenther@suse.de>
2479 2008-02-26 Richard Guenther <rguenther@suse.de>
2481 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2482 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2483 (lookup_decl_from_uid): Declare.
2484 (remove_decl_from_map): Likewise.
2485 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2486 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2487 (decl_for_uid_map): New global hashtable mapping DECL_UID
2489 (init_ttree): Allocate it.
2490 (insert_decl_to_uid_decl_map): New helper function.
2491 (make_node_stat): Insert new decls into the map.
2492 (copy_node_stat): Likewise.
2493 (lookup_decl_from_uid): New function.
2494 (remove_decl_from_map): Likewise.
2495 (print_decl_for_uid_map_statistics): New helper.
2496 (dump_tree_statistics): Call it.
2498 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2499 (referenced_var_iterator): Adjust.
2500 (FOR_EACH_REFERENCED_VAR): Adjust.
2501 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2502 (num_referenced_vars): Adjust.
2503 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2504 (first_referenced_var): Remove.
2505 (end_referenced_vars_p): Likewise.
2506 (next_referenced_var): Likewise.
2507 (referenced_var_iterator_set): New helper function.
2508 * tree-dfa.c (referenced_var_lookup): Adjust.
2509 (referenced_var_check_and_insert): Likewise.
2510 (remove_referenced_var): Likewise.
2511 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2513 (verify_call_clobbering): Likewise.
2514 (verify_memory_partitions): Likewise.
2515 (init_tree_ssa): Allocate bitmap instead of hashtable for
2517 (delete_tree_ssa): Adjust.
2518 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2519 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2520 (compute_tag_properties): Likewise.
2521 (set_initial_properties): Likewise.
2522 (find_partition_for): Likewise.
2523 (update_reference_counts): Likewise.
2524 (dump_may_aliases_for): Likewise.
2525 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2526 (add_call_clobber_ops): Likewise.
2527 (add_call_read_ops): Likewise.
2528 (get_asm_expr_operands): Likewise.
2529 * tree-into-ssa.c (dump_decl_set): Likewise.
2530 (update_ssa): Likewise.
2531 * tree-sra.c (scan_function): Likewise.
2532 (decide_instantiations): Likewise.
2533 (scalarize_parms): Likewise.
2534 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2535 (dsa_named_for): Likewise.
2536 * tree-ssa-structalias.c (update_alias_info): Likewise.
2537 (merge_smts_into): Likewise.
2539 2008-02-27 David Daney <ddaney@avtrex.com>
2542 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
2543 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
2544 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
2545 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
2546 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2548 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
2551 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
2552 (BUILT_IN_NEXTTOWARD): Remove.
2553 (BUILT_IN_NEXTTOWARDF): Ditto.
2554 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
2555 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2557 2008-02-27 Tom Tromey <tromey@redhat.com>
2559 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
2560 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2562 2008-02-27 Jan Beulich <jbeulich@novell.com>
2564 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
2565 update the respective field on newdecl.
2567 2008-02-27 Revital Eres <eres@il.ibm.com>
2569 PR rtl-optimization/34999
2570 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
2571 crossing edges that ends with a call insn.
2572 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
2573 call insn and clear the EDGE_CROSSING flag of the crossing edge
2574 when fixing fallthru edges.
2576 2008-02-27 Richard Guenther <rguenther@suse.de>
2579 * fold-const.c (fold_unary): Return the correct argument,
2580 converted to the result type.
2582 2008-02-27 Richard Guenther <rguenther@suse.de>
2585 * expr.c (expand_expr_real_1): Assert on rotates that operate
2587 * fold-const.c (fold_binary): Use the types precision, not the
2588 bitsize of the mode if folding rotate expressions. Build rotates
2589 only for full modes.
2591 2008-02-27 Jakub Jelinek <jakub@redhat.com>
2593 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
2595 * c-pragma.c (pragma_ns_name): New typedef.
2596 (registered_pp_pragmas): New variable.
2597 (c_pp_lookup_pragma): New function.
2598 (c_register_pragma_1): If flag_preprocess_only, do nothing
2599 for non-expanded pragmas, for expanded ones push pragma's
2600 namespace and name into registered_pp_pragmas vector.
2601 (c_invoke_pragma_handler): Register OpenMP pragmas even when
2602 flag_preprocess_only, don't register GCC pch_preprocess
2603 pragma if flag_preprocess_only.
2604 * c-opts.c (c_common_init): Call init_pragma even if
2605 flag_preprocess_only.
2606 * c-pragma.c (c_pp_lookup_pragma): New prototype.
2607 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2608 cpp_register_pragma if flag_preprocess_only.
2610 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2613 * c-parser.c (c_parser_translation_unit): Warn for empty
2614 translation unit, not empty source file.
2616 2008-02-26 Paul Brook <paul@codesourcery.com>
2618 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2619 operand for Thumb-2.
2620 * config/arm/arm.h (reg_class): Add CORE_REGS.
2621 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2622 (BASE_REG_CLASS): Use CORE_REGS.
2623 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2624 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2625 (REGNO_OK_FOR_INDEX_P): Exclude SP.
2626 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
2627 ARM_REGNO_OK_FOR_INDEX_P.
2628 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2629 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2630 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2631 (ldm/stm peepholes): Ditto.
2632 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2633 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2634 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2635 * config/arm/constraints.md: Enable "k" constraint on ARM.
2637 2008-02-27 Ben Elliston <bje@au.ibm.com>
2639 * config/rs6000/rs6000.c: Annotate cache line size field in all
2640 instances of struct processor_costs.
2642 2008-02-26 David Edelsohn <edelsohn@gnu.org>
2644 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2645 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2646 jump_bypass): New counters.
2647 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2648 * dce.c (gate_ud_dce): Same.
2649 (gate_fast_dce): Same.
2650 * dse.c (gate_dse1): New function.
2651 (gate_dse2): New function.
2652 (gate_dse): Merge results of new gate functions.
2653 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2654 (gate_handle_jump_bypass): Add dbg_cnt.
2655 (gate_handle_gcse): Add dbg_cnt.
2656 * ifcvt.c (gate_handle_if_conversion): Same.
2657 (gate_handle_if_after_combine): Same.
2658 (gate_handle_if_after_reload): Same.
2659 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2661 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
2663 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2665 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2667 2008-02-26 Jason Merrill <jason@redhat.com>
2670 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
2671 alone if it's the naming decl for the type's main variant.
2673 2008-02-26 Tom Tromey <tromey@redhat.com>
2675 * system.h (USE_MAPPED_LOCATION): Poison.
2676 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2677 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2678 (make_goto_expr_edges): Likewise.
2679 (remove_bb): Likewise.
2680 (execute_warn_function_return): Likewise.
2681 * basic-block.h (struct edge_def) <goto_locus>: Change type to
2683 * c-common.c (fname_decl): Remove old location code.
2684 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2686 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2688 (ASM_INPUT_SOURCE_LOCATION): Likewise.
2689 (gen_rtx_ASM_INPUT): Likewise.
2690 (gen_rtx_ASM_INPUT_loc): Likewise.
2691 (get_rtx_asm_OPERANDS): Remove.
2692 * cfglayout.c (insn_locators_alloc): Remove old location code.
2693 (set_curr_insn_source_location): Likewise.
2694 (curr_insn_locator): Likewise.
2695 * print-tree.c (print_node): Remove old location code.
2696 * tree-mudflap.c (mf_varname_tree): Remove old location code.
2697 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2698 * cfgexpand.c (expand_gimple_cond_expr): Don't use
2699 location_from_locus.
2700 (construct_exit_block): Remove old location code.
2701 * emit-rtl.c (force_next_line_note): Remove old location code.
2702 * profile.c (branch_prob): Remove old location code.
2703 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2704 LOC_LINE): Remove old-location variants.
2705 * langhooks.c (lhd_print_error_function): Remove old location
2707 * configure, config.in: Rebuilt.
2708 * configure.ac (--enable-mapped-location): Remove.
2709 * c-decl.c (c_init_decl_processing): Remove old location code.
2710 (finish_function): Likewise.
2711 * recog.c (decode_asm_operands): Remove old location code.
2712 * c-pch.c (c_common_read_pch): Remove old location code.
2713 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2715 * gimple-low.c (lower_function_body): Remove old location code.
2716 * toplev.c (unknown_location): Remove.
2717 (push_srcloc): Remove old-location variant.
2718 (process_options): Remove old location code.
2719 (lang_dependent_init): Likewise.
2720 * input.h (UNKNOWN_LOCATION): Move definition.
2721 (location_t): Undeprecate.
2722 (source_locus): Remove.
2723 (location_from_locus): Remove.
2724 (struct location_s): Remove.
2725 Remove all old-location code.
2726 (input_line, input_filename): Remove.
2727 * final.c (final_scan_insn): Remove old location code.
2728 * diagnostic.c (diagnostic_build_prefix): Remove
2729 USE_MAPPED_LOCATION test.
2730 * tree.h (gimple_stmt) <locus>: Now a location_t.
2731 (tree_exp) <locus>: Likewise.
2732 (DECL_IS_BUILTIN): Remove old-location variant.
2733 (annotate_with_file_line, annotate_with_locus): Likewise.
2734 (expr_locus, set_expr_locus): Update.
2735 * tree.c (build1_stat): Remove old location code.
2736 (last_annotated_node): Remove.
2737 (annotate_with_file_line): Remove old-location variant.
2738 (annotate_with_locus): Likewise.
2739 (expr_location): Remove old location code.
2740 (set_expr_location): Likewise.
2741 (expr_has_location): Likewise.
2742 (expr_locus): Likewise.
2743 (set_expr_locus): Likewise.
2744 (expr_filename): Don't use location_from_locus.
2745 (expr_lineno): Likewise.
2746 * rtl-error.c (location_for_asm): Remove old location code.
2747 * c-lex.c (cb_line_change): Remove old location code.
2748 (fe_file_change): Likewise.
2749 (cb_def_pragma): Likewise.
2750 (c_lex_with_flags): Likewise.
2751 * gengtype.c (do_typedef): Don't special-case location types.
2752 (define_location_structures): Remove.
2753 (main): Don't call define_location_structures.
2754 * tree-pretty-print.c (dump_implicit_edges): Remove old location
2757 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2760 * builtins.def (BUILT_IN_STDARG_START): Remove.
2761 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2762 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2763 * tree-inline.c (inline_forbidden_p_1): Likewise.
2765 2008-02-26 Richard Guenther <rguenther@suse.de>
2767 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2768 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2769 (lookup_decl_from_uid): Declare.
2770 (remove_decl_from_map): Likewise.
2771 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2772 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2773 (decl_for_uid_map): New global hashtable mapping DECL_UID
2775 (init_ttree): Allocate it.
2776 (insert_decl_to_uid_decl_map): New helper function.
2777 (make_node_stat): Insert new decls into the map.
2778 (copy_node_stat): Likewise.
2779 (lookup_decl_from_uid): New function.
2780 (remove_decl_from_map): Likewise.
2781 (print_decl_for_uid_map_statistics): New helper.
2782 (dump_tree_statistics): Call it.
2784 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2785 (referenced_var_iterator): Adjust.
2786 (FOR_EACH_REFERENCED_VAR): Adjust.
2787 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2788 (num_referenced_vars): Adjust.
2789 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2790 (first_referenced_var): Remove.
2791 (end_referenced_vars_p): Likewise.
2792 (next_referenced_var): Likewise.
2793 (referenced_var_iterator_set): New helper function.
2794 * tree-dfa.c (referenced_var_lookup): Adjust.
2795 (referenced_var_check_and_insert): Likewise.
2796 (remove_referenced_var): Likewise.
2797 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2799 (verify_call_clobbering): Likewise.
2800 (verify_memory_partitions): Likewise.
2801 (init_tree_ssa): Allocate bitmap instead of hashtable for
2803 (delete_tree_ssa): Adjust.
2804 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2806 (compute_tag_properties): Likewise.
2807 (set_initial_properties): Likewise.
2808 (find_partition_for): Likewise.
2809 (update_reference_counts): Likewise.
2810 (dump_may_aliases_for): Likewise.
2811 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2812 (add_call_clobber_ops): Likewise.
2813 (add_call_read_ops): Likewise.
2814 (get_asm_expr_operands): Likewise.
2815 * tree-into-ssa.c (dump_decl_set): Likewise.
2816 (update_ssa): Likewise.
2817 * tree-sra.c (scan_function): Likewise.
2818 (decide_instantiations): Likewise.
2819 (scalarize_parms): Likewise.
2820 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2821 (dsa_named_for): Likewise.
2822 * tree-ssa-structalias.c (update_alias_info): Likewise.
2823 (merge_smts_into): Likewise.
2825 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2828 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2829 * c-opts.c (c_common_handle_option): Wall enables
2830 Wvolatile-register-var.
2831 * common.opt: Move Wvolatile-register-var to...
2834 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2836 * common.opt (Wlarger-than=): New.
2837 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2839 * opts.c (common_handle_option): Handle -Wlarger-than=.
2840 * optc-gen.awk: Likewise.
2841 * opth-gen.awk: Likewise.
2842 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2843 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2845 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2847 * c-common.c (match_case_to_enum_1): Add appropriate
2848 OPT_W* parameter to warning.
2849 (c_do_switch_warnings): Likewise.
2850 * c-typeck.c (warning_init): Add one more parameter following
2852 (push_init_level): Update call to warning_init.
2853 (pop_init_level): Likewise.
2854 (add_pending_init): Likewise.
2855 (output_init_element: Likewise.
2857 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2860 * toplev.c (toplev_main): If there are warnings or error, print
2861 errors for ignored options.
2862 * opts.c (ignored_options): New static variable.
2863 (postpone_unknown_option_error): New.
2864 (print_ignored_options): New.
2865 (handle_option): Postpone errors for unknown -Wno-* options.
2866 * opts.h (print_ignored_options): Declare.
2868 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2870 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2873 2008-02-25 Richard Guenther <rguenther@suse.de>
2876 2008-02-25 Richard Guenther <rguenther@suse.de>
2878 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2879 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2880 (lookup_decl_from_uid): Declare.
2881 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2882 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2883 (decl_for_uid_map): New global hashtable mapping DECL_UID
2885 (init_ttree): Allocate it.
2886 (insert_decl_to_uid_decl_map): New helper function.
2887 (make_node_stat): Insert new decls into the map.
2888 (copy_node_stat): Likewise.
2889 (lookup_decl_from_uid): New function.
2890 (print_decl_for_uid_map_statistics): New helper.
2891 (dump_tree_statistics): Call it.
2893 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2894 (referenced_var_iterator): Adjust.
2895 (FOR_EACH_REFERENCED_VAR): Adjust.
2896 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2897 (num_referenced_vars): Adjust.
2898 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2899 (first_referenced_var): Remove.
2900 (end_referenced_vars_p): Likewise.
2901 (next_referenced_var): Likewise.
2902 (referenced_var_iterator_set): New helper function.
2903 * tree-dfa.c (referenced_var_lookup): Adjust.
2904 (referenced_var_check_and_insert): Likewise.
2905 (remove_referenced_var): Likewise.
2906 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2908 (verify_call_clobbering): Likewise.
2909 (verify_memory_partitions): Likewise.
2910 (init_tree_ssa): Allocate bitmap instead of hashtable for
2912 (delete_tree_ssa): Adjust.
2913 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2915 (compute_tag_properties): Likewise.
2916 (set_initial_properties): Likewise.
2917 (find_partition_for): Likewise.
2918 (update_reference_counts): Likewise.
2919 (dump_may_aliases_for): Likewise.
2920 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2921 (add_call_clobber_ops): Likewise.
2922 (add_call_read_ops): Likewise.
2923 (get_asm_expr_operands): Likewise.
2924 * tree-into-ssa.c (dump_decl_set): Likewise.
2925 (update_ssa): Likewise.
2926 * tree-sra.c (scan_function): Likewise.
2927 (decide_instantiations): Likewise.
2928 (scalarize_parms): Likewise.
2929 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2930 (dsa_named_for): Likewise.
2931 * tree-ssa-structalias.c (update_alias_info): Likewise.
2932 (merge_smts_into): Likewise.
2934 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2937 * doc/invoke.texi (-fcx-limited-range): Document new option.
2938 * toplev.c (process_options): Handle -fcx-fortran-rules.
2939 * common.opt: Add documentation for -fcx-fortran-rules.
2941 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2944 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2945 actual behaviour and C99.
2947 2008-02-26 Ben Elliston <bje@au.ibm.com>
2949 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2950 (ASM_CPU_POWER6_SPEC): Likewise.
2951 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2952 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2953 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2955 2008-02-25 Richard Guenther <rguenther@suse.de>
2957 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2958 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2959 (lookup_decl_from_uid): Declare.
2960 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2961 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2962 (decl_for_uid_map): New global hashtable mapping DECL_UID
2964 (init_ttree): Allocate it.
2965 (insert_decl_to_uid_decl_map): New helper function.
2966 (make_node_stat): Insert new decls into the map.
2967 (copy_node_stat): Likewise.
2968 (lookup_decl_from_uid): New function.
2969 (print_decl_for_uid_map_statistics): New helper.
2970 (dump_tree_statistics): Call it.
2972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2973 (referenced_var_iterator): Adjust.
2974 (FOR_EACH_REFERENCED_VAR): Adjust.
2975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2976 (num_referenced_vars): Adjust.
2977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2978 (first_referenced_var): Remove.
2979 (end_referenced_vars_p): Likewise.
2980 (next_referenced_var): Likewise.
2981 (referenced_var_iterator_set): New helper function.
2982 * tree-dfa.c (referenced_var_lookup): Adjust.
2983 (referenced_var_check_and_insert): Likewise.
2984 (remove_referenced_var): Likewise.
2985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2987 (verify_call_clobbering): Likewise.
2988 (verify_memory_partitions): Likewise.
2989 (init_tree_ssa): Allocate bitmap instead of hashtable for
2991 (delete_tree_ssa): Adjust.
2992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2994 (compute_tag_properties): Likewise.
2995 (set_initial_properties): Likewise.
2996 (find_partition_for): Likewise.
2997 (update_reference_counts): Likewise.
2998 (dump_may_aliases_for): Likewise.
2999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3000 (add_call_clobber_ops): Likewise.
3001 (add_call_read_ops): Likewise.
3002 (get_asm_expr_operands): Likewise.
3003 * tree-into-ssa.c (dump_decl_set): Likewise.
3004 (update_ssa): Likewise.
3005 * tree-sra.c (scan_function): Likewise.
3006 (decide_instantiations): Likewise.
3007 (scalarize_parms): Likewise.
3008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3009 (dsa_named_for): Likewise.
3010 * tree-ssa-structalias.c (update_alias_info): Likewise.
3011 (merge_smts_into): Likewise.
3013 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3016 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3017 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3018 * alias.h (nonoverlapping_memrefs_p): Likewise.
3020 2008-02-25 Jan Beulich <jbeulich@novell.com>
3022 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3023 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3024 __emultls_get_address, __emultls_register_common,
3025 __floatundi?f, and _Unwind_GetIPInfo.
3026 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3027 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3028 (gen_regparm_prefix): Likewise.
3029 (i386_nlm_encode_section_info): Sync with
3030 config/i386/winnt.c:i386_pe_encode_section_info().
3031 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3032 i386_nlm_mangle_decl_assembler_name): New.
3033 (netware_override_options): New.
3034 * config/i386/netware.h (netware_override_options): Declare.
3035 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3036 (i386_nlm_mangle_decl_assembler_name): Declare.
3037 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3039 2008-02-25 Ben Elliston <bje@au.ibm.com>
3042 * c-decl.c (grokdeclarator): Remove unused local variables
3043 `typedef_type' and `type_as_written'.
3045 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3046 unused local variable `has_hot_blocks'.
3047 (fix_crossing_conditional_branches): Remove unused local variable
3050 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3053 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3054 using DEF_C99_BUILTIN.
3055 (BUILT_IN_NANF): Ditto.
3056 (BUILT_IN_NANL): Ditto.
3058 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3059 Revital Eres <eres@il.ibm.com>
3061 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3062 regarding the order of two dependent insns in the same row.
3064 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3066 * stor-layout.c (layout_decl): Do not bump the alignment of a
3067 bit-field to more than byte alignment if it is packed.
3069 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3071 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3074 2008-02-24 Diego Novillo <dnovillo@google.com>
3076 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3079 * tree-vrp.c (vrp_evaluate_conditional): With
3080 -Wtype-limits, emit a warning when comparing against a
3081 constant outside the natural range of OP0's type.
3082 * c.opt (Wtype-limits): Move ...
3083 * common.opt (Wtype-limits): ... here.
3085 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3087 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3088 * config/rs6000/e300c2c3.md: New file.
3089 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3091 (rs6000_override_options): Add e300c2 and e300c3 cases to
3092 processor_target_table. Do not allow usage of Altivec or Spe
3093 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3094 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3095 * config/rs6000/rs6000.h (processor_type): Add
3096 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3097 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3098 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3099 and ppce300c3. Include e300c2c3.md.
3101 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3103 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3104 instead of TARGET_STRICT_ALIGN.
3106 2008-02-23 Joseph Myers <joseph@codesourcery.com>
3108 * explow.c (memory_address): Assert that the generated address is
3111 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3114 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
3115 * config/darwin-ppc-ldouble-patch.def: New file.
3116 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
3117 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
3118 SUBTARGET_INIT_BUILTINS if defined.
3119 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
3122 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3125 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
3126 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
3128 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
3131 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
3132 file" warning condtional on -Winvalid-PCH.
3134 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
3136 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
3138 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
3142 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
3143 prevent reload from using MMX registers.
3144 (*mov<mode>_internal): Ditto.
3145 (*movv2sf_internal_rex64): Ditto.
3146 (*movv2sf_internal): Ditto.
3148 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3150 PR documentation/31569
3151 * doc/install.texi2html: Use makeinfo --no-number-sections.
3153 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3155 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
3156 ensure that we can address an entire entity > 8 bytes. Don't
3157 generate reg+reg addressing for such data.
3159 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3161 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
3162 strings when optimizing for size, unless the target cares about
3165 2008-02-22 Tom Tromey <tromey@redhat.com>
3167 * regclass.c (current_pass): Remove declaration.
3169 2008-02-22 Anatoly Sokolov <aesok@post.ru>
3171 * config/avr/libgcc.S (__RAMPZ__): Define.
3172 (__do_copy_data): Add for devices with 128KB code memory.
3174 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
3176 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3178 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
3180 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
3182 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
3185 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3188 * c-typeck.c (build_binary_op): Warn about floating point
3189 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
3191 2008-02-21 Janis Johnson <janis187@us.ibm.com>
3194 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
3195 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
3197 (rs6000_override_options): Set altivec_abi as default, not override,
3198 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
3199 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
3200 is used; use new member spe_abi.
3201 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
3202 spe_abi and altivec_abi.
3204 2008-02-22 Tomas Bily <tbily@suse.cz>
3206 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
3208 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3211 * config.build (build_file_translate): Set to `CMD //c' only if
3213 * Makefile.in (build_file_translate): Improve comment.
3215 2008-02-21 Jan Hubicka <jh@suse.cz>
3217 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
3218 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
3219 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
3221 2008-02-21 Michael Matz <matz@suse.de>
3224 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
3226 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
3229 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
3231 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
3232 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
3233 SSE_VEC_FLOAT_MODE_P as insn constraint.
3234 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
3235 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
3236 sse4a_movntdf using MODEF mode iterator.
3237 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
3238 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
3239 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
3240 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
3241 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
3242 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
3243 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
3245 2008-02-21 Richard Guenther <rguenther@suse.de>
3247 * tree.def (PAREN_EXPR): New tree code.
3248 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
3250 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
3251 * expr.c (expand_expr_real_1): Likewise.
3252 * tree-inline.c (estimate_num_insns_1): Likewise.
3253 * tree-complex.c (expand_complex_move): Likewise.
3254 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
3257 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3260 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
3262 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
3265 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
3267 * config/sh/sh.c (find_barrier): Don't go past
3268 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
3270 2008-02-20 DJ Delorie <dj@redhat.com>
3272 * config/h8300/h8300.md (insv): Force source operand to be a register.
3274 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
3275 as a jump, not as a plain insn.
3277 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
3279 * doc/invoke.texi (Warning Options): Add new option
3280 -Wframe-larger-than=.
3281 (-Wframe-larger-than): Document.
3283 * flags.h (warn_frame_larger_than, frame_larger_than_size):
3284 Add declarations for new option variables.
3286 * final.c (final_start_function): Check the frame size
3287 before emission and issue a Wframe-larger-than warning.
3289 * opts.c (warn_frame_larger_than, frame_larger_than_size):
3290 Add definitions for new option variables.
3291 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
3293 * common.opt (Wframe-larger-than=): New option.
3295 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
3298 (<sse>_div<mode>3): Ditto.
3299 (<sse>_vmdiv<mode>3): Ditto.
3300 (<sse>_vmsqrt<mode>2): Ditto.
3301 (*smax<mode>3): Ditto.
3302 (sse5_frcz<mode>2): Ditto.
3303 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
3306 2008-02-20 Richard Guenther <rguenther@suse.de>
3309 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
3310 be happy with INTEGRAL_TYPE_P.
3312 2008-02-20 Richard Guenther <rguenther@suse.de>
3314 * fold-const.c (split_tree): Associate floatig-point expressions
3315 if flag_associative_math is set.
3317 2008-02-20 Richard Guenther <rguenther@suse.de>
3319 * tree.h (fold_real_zero_addition_p): Declare.
3320 * fold-const.c (fold_real_zero_addition_p): Export.
3321 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
3322 floating-point operations with zero and one.
3324 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
3326 * doc/install.texi: Correct references to CFLAGS, replacing them
3327 with BOOT_CFLAGS. Document flags used during bootstrap for
3330 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
3333 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
3334 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
3336 (smin<mode>3): Ditto from similar patterns.
3337 (smax<mode>3): Ditto.
3338 (*ieee_smin<mode>3): Ditto.
3339 (*ieee_smax<mode>3): Ditto.
3340 * config/i386/sse.md (sse): New mode attribute.
3341 (mov<mode>): Macroize expander from movv4sf and movv2df using
3342 SSEMODEF2P mode iterator.
3343 (<sse>_movnt<mode>): Ditto from similar patterns. Use
3344 SSE_VEC_FLOAT_MODE_P as insn constraint.
3345 (storent<mode>): Ditto.
3346 (storent<mode>): Macroize expander from storentsf and storentdf using
3347 MODEF mode iterator.
3348 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
3349 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
3350 (abs<mode>2): Ditto from similar patterns.
3351 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
3352 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
3353 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
3354 (<sse>_vmsqrt<mode>2): Ditto.
3355 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
3356 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
3357 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
3358 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
3359 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
3360 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
3361 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
3363 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
3364 iterator and SSE_FLOAT_MODE_P as insn constraint.
3365 (<sse>_ucomi): Ditto from similar patterns.
3366 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
3367 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
3368 SSE_VEC_FLOAT_MODE_P as insn constraint.
3369 (vcond<mode>): Ditto from similar patterns.
3370 (and<mode>3, *and<mode>3): Ditto.
3371 (<sse>_nand<mode>3): Ditto.
3372 (ior<mode>3, *ior<mode>3): Ditto.
3373 (xor<mode>3, *xor<mode>3): Ditto.
3374 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
3375 iterator and SSE_FLOAT_MODE_P as insn constraint.
3376 (*nand<mode>3): Ditto from similar patterns.
3377 (*ior<mode>3): Ditto.
3378 (*xor<mode>3): Ditto.
3380 2008-02-20 Ira Rosen <irar@il.ibm.com>
3382 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
3383 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
3384 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
3386 2008-02-19 Jan Hubicka <jh@suse.cz>
3388 * predict.c (tree_bb_level_predictions): Remove variable next
3389 mistakely introduced by previous commit.
3391 2008-02-19 Jan Hubicka <jh@suse.cz>
3393 * predict.c (predict_paths_leading_to): Rewrite.
3394 (predict_paths_for_bb): New.
3395 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
3397 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3400 * Makefile.in (build_file_translate): New.
3401 (gcc-vers.texi): Use it for translating $(abs_srcdir).
3402 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
3403 * configure.ac (build_file_translate): Substitute it.
3404 * configure: Regenerate.
3406 2008-02-19 Jan Hubicka <jh@suse.cz>
3408 PR rtl-optimization/34408
3409 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
3412 2008-02-19 Jan Hubicka <jh@suse.cz>
3415 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
3418 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
3421 * config/i386/i386-modes.def: Revert the last DI alignment
3422 change until Ada people can look into it.
3424 2008-02-19 Nick Clifton <nickc@redhat.com>
3426 * opts.c (print_specific_help): Fix typo in --help text.
3428 2008-02-19 Jakub Jelinek <jakub@redhat.com>
3431 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
3432 32-bit inline asm without asm alternatives for host GCC < 3.0.
3434 2008-02-19 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/34989
3437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
3438 Allow propagation to INDIRECT_REF if we can simplify only.
3440 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3442 * c-common.c (warn_for_collisions_1): Use appropriate option when
3445 2008-02-19 Nick Clifton <nickc@redhat.com>
3448 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
3449 (handle_options): Fix indentation.
3450 (print_filtered_help): If no language-specific options were
3451 displayed tell the user how to list all the options supported by
3452 the language's front-end.
3453 (print_specific_help): Fix indentation and remove duplicate line.
3454 (common_handle_option): Handle the -v option.
3455 For --help enable the display of undocumented options if the -v
3456 switch has been included on the command line.
3457 For --help= check for overlaps in the arguments between the option
3458 classes and the language names and issue a warning when they
3459 cannot be disambiguated.
3460 * c.opt (v): Pass on to the common option handler.
3462 2008-02-19 Revital Eres <eres@il.ibm.com>
3464 * modulo-sched.c (sms_schedule): Change dump message when
3465 create_ddg function fails.
3466 (try_scheduling_node_in_cycle): Rename row to cycle.
3467 (print_partial_schedule): Rename CYCLE to ROW.
3469 2008-02-19 Christian Bruel <christian.bruel@st.com>
3470 Zdenek Dvorak <ook@ucw.cz>
3472 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
3474 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3477 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
3478 (*x86_movdicc_0_m1_se): Ditto.
3480 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
3483 (CMPtype): Define as __gcc_CMPtype.
3484 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
3485 (CMPtype): Define as __gcc_CMPtype.
3487 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
3489 Support valgrind 3.3 for --enable-checking=valgrind.
3490 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
3492 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
3493 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
3494 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
3495 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
3496 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
3497 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
3498 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
3500 * ggc-zone.c: Similar.
3501 * ggc-page.c: Similar.
3503 2008-02-19 Paul Brook <paul@codesourcery.com>
3506 * config/arm/ieee754-df.S: Fix do_it typo.
3507 * config/arm/ieee754-sf.S: Fix do_it typo.
3509 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3512 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
3513 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
3514 (OPTION_MASK_ISA_SSE_SET): Likewise.
3515 (OPTION_MASK_ISA_SSE2_SET): Likewise.
3516 (OPTION_MASK_ISA_SSE3_SET): Likewise.
3517 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
3518 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
3519 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
3520 (OPTION_MASK_ISA_SSE4_SET): Likewise.
3521 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
3522 (OPTION_MASK_ISA_SSE5_SET): Likewise.
3523 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
3524 (OPTION_MASK_ISA_MMX_UNSET): Updated.
3525 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
3526 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3527 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3528 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3529 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3530 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3531 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3532 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
3533 (OPTION_MASK_ISA_SSE4): Removed.
3534 (ix86_handle_option): Turn on bits in ix86_isa_flags and
3535 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
3536 (override_options): Don't turn on implied SSE/MMX bits in
3539 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
3541 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3544 2008-02-18 Joey Ye <joey.ye@intel.com>
3547 * tree-nested.c (insert_field_into_struct): Set type alignment
3548 to field alignment if the former is less than the latter.
3550 2008-02-18 Jakub Jelinek <jakub@redhat.com>
3552 * BASE-VER: Set to 4.4.0.
3554 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3556 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
3557 * doc/cfg.texi: Likewise.
3558 * doc/extend.texi: Likewise.
3559 * doc/gty.texi: Likewise.
3560 * doc/invoke.texi: Likewise.
3561 * doc/loop.texi: Likewise.
3562 * doc/md.texi: Likewise.
3563 * doc/passes.texi: Likewise.
3564 * doc/rtl.texi: Likewise.
3565 * doc/sourcebuild.texi: Likewise.
3566 * doc/tm.texi: Likewise.
3567 * doc/tree-ssa.texi: Likewise.
3569 2008-02-17 Richard Guenther <rguenther@suse.de>
3572 * tree-complex.c (init_parameter_lattice_values): Handle parameters
3573 without default definition.
3575 2008-02-17 Richard Guenther <rguenther@suse.de>
3577 PR tree-optimization/35231
3578 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
3581 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
3584 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3586 libgcc_cmp_return mode.
3588 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3591 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
3593 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
3595 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
3598 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3600 * doc/c-tree.texi: Use `@.' where appropriate.
3601 * doc/extend.texi: Likewise.
3602 * doc/install.texi: Likewise.
3603 * doc/invoke.texi: Likewise.
3604 * doc/loop.texi: Likewise.
3605 * doc/makefile.texi: Likewise.
3606 * doc/md.texi: Likewise.
3607 * doc/passes.texi: Likewise.
3608 * doc/standards.texi: Likewise.
3609 * doc/tm.texi: Likewise.
3611 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3614 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3616 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3617 rather than in entry_bb.
3619 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3622 libgcc_cmp_return mode.
3624 2008-02-15 Jakub Jelinek <jakub@redhat.com>
3627 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3628 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3630 2008-02-15 Richard Guenther <rguenther@suse.de>
3631 Zdenek Dvorak <ook@ucw.cz>
3633 PR tree-optimization/35164
3634 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3635 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3636 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3637 Only propagate addresses which do not have abnormal SSA_NAMEs
3640 2008-02-15 Joseph Myers <joseph@codesourcery.com>
3643 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3645 2008-02-15 Jan Hubicka <jh@suse.cz>
3648 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3650 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3653 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3654 when calculating alignment_pad.
3656 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
3658 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3659 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3660 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3661 and STACK_BOUNDARY define.
3663 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
3665 PR preprocessor/35061
3666 * c-pragma.c (handle_pragma_pop_macro): Check that
3667 pushed_macro_table has been allocated.
3669 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
3672 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3673 (force_gimple_operand): Likewise.
3674 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3675 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3676 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3677 (find_interesting_uses_address): Check addressability and alignment
3678 of the base expression only after substituting bases of IVs into it.
3680 2008-02-14 Michael Matz <matz@suse.de>
3683 * function.c (instantiate_virtual_regs_in_insn): Reload address
3684 before falling back to reloading the whole operand.
3686 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
3688 * config/s390/s390.c (s390_mainpool_start): Emit the pool
3689 before the first section switch note.
3691 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3693 * doc/bugreport.texi: Update copyright years.
3694 * doc/c-tree.texi: Likewise.
3695 * doc/cfg.texi: Likewise.
3696 * doc/cpp.texi: Likewise.
3697 * doc/cppinternals.texi: Likewise.
3698 * doc/fragments.texi: Likewise.
3699 * doc/frontends.texi: Likewise.
3700 * doc/gcc.texi: Likewise.
3701 * doc/gty.texi: Likewise.
3702 * doc/hostconfig.texi: Likewise.
3703 * doc/implement-c.texi: Likewise.
3704 * doc/libgcc.texi: Likewise.
3705 * doc/loop.texi: Likewise.
3706 * doc/makefile.texi: Likewise.
3707 * doc/options.texi: Likewise.
3708 * doc/passes.texi: Likewise.
3709 * doc/rtl.texi: Likewise.
3710 * doc/sourcebuild.texi: Likewise.
3711 * doc/standards.texi: Likewise.
3712 * doc/tree-ssa.texi: Likewise.
3713 * doc/trouble.texi: Likewise.
3715 * doc/extend.texi: Use @: or add comma where appropriate.
3716 * doc/invoke.texi: Likewise.
3717 * doc/tm.texi: Likewise.
3719 2008-02-14 Alan Modra <amodra@bigpond.net.au>
3722 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3725 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
3727 * doc/md.texi (clz, ctz): Add reference.
3728 * doc/rtl.texi (clz, ctz): Likewise.
3730 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3733 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3736 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
3738 * config/s390/s390.c (struct constant_pool): New field
3739 emit_pool_after added.
3740 (s390_mainpool_start): Set the emit_pool_after flag according
3741 to the section switch notes.
3742 (s390_mainpool_finish): Consider emit_pool_after when emitting
3743 the literal pool at the end of the function.
3744 (s390_chunkify_start): Force literal pool splits at section
3747 2008-02-13 Michael Matz <matz@suse.de>
3750 * var-tracking.c (clobber_variable_part): Correctly traverse the
3753 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3756 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3757 Add -fdump-ipa-inline.
3758 * tree-dump.c (dump_files): Remove tree-inlined dump.
3759 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3761 2008-02-12 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/35171
3764 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3767 2008-02-12 Richard Guenther <rguenther@suse.de>
3770 * fold-const.c (fold_widened_comparison): Use get_unwidened in
3771 value-preserving mode. Disallow final truncation.
3773 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
3776 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3777 code from here to...
3778 (force_gimple_operand): ...here.
3780 2008-02-12 Jakub Jelinek <jakub@redhat.com>
3783 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3784 non-compatible pointers.
3785 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3786 different FIELD_DECLs, try harder by comparing field offsets, sizes
3790 * function.c (match_asm_constraints_1): Don't replace the same input
3793 2008-02-12 Anatoly Sokolov <aesok@post.ru>
3795 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3796 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3797 (expand_epilogue): Restore RAMPZ register.
3798 * config/avr/avr.md (RAMPZ_ADDR): New constant.
3800 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
3802 * config/i386/cygwin.asm: (__alloca): Correct calling
3803 convention and alignment.
3804 (__chkstk): Force 8 byte stack alignment.
3806 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
3807 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/33992
3810 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3811 the zero we compare against.
3813 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
3816 * gthr-win32.h (__gthread_mutex_destroy_function): New function
3817 to CloseHandle after unlocking to prevent accumulation of handle
3820 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3823 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3824 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
3825 and update LABEL_NUSES during and after reload.
3827 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
3830 * combine.c (simplify_if_then_else): Make sure the comparison is
3831 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3833 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
3836 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3837 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3838 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3839 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3840 * tree.h (get_type_static_bounds): Likewise.
3842 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3844 * doc/invoke.texi (Option Summary, C++ Dialect Options)
3845 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3846 Make -Wfoo language annotations match what the compiler outputs.
3848 2008-02-08 Sa Liu <saliu@de.ibm.com>
3850 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
3851 intrinsics spu_convts, spu_convtu, spu_convtf.
3852 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3854 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
3856 * doc/extend.texi (Function Attributes) <noinline>: Mention
3857 asm ("") as method to keep calls.
3859 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3862 * doc/options.texi (Options): Replace references to opts.sh with
3864 * opts-common.c: Likewise.
3865 * optc-gen.awk: Likewise.
3867 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3869 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3871 2008-02-07 Richard Henderson <rth@redhat.com>
3874 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3875 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3878 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3880 PR tree-optimization/35085
3881 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3882 for operand entry oe2 in addition to operand entry oe3 in order to
3883 expose more opportunities for vectorizer sum reduction.
3885 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3888 * Makefile.in (LIBS): Remove $(GMPLIBS).
3889 (cc1-dummy, cc1): Add $(GMPLIBS).
3891 2008-02-06 Jan Hubicka <jh@suse.cz>
3894 * i386.md (moddf_integer): Do not produce partial memory stalls for
3895 targets where it hurts.
3897 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3900 * optabs.c (expand_float): Do not check for decimal modes when
3901 expanding unsigned integer through signed conversion.
3903 2008-02-06 Nick Clifton <nickc@redhat.com>
3905 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3906 inside the clobber with a match_operand and duplicated operand
3907 number in the constraint.
3908 (ineqbranchsi): Delete redundant comment.
3910 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3912 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3913 builtin_define ("__USE_INIT_FINI__").
3914 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3916 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3918 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3920 PR documentation/30330
3921 * doc/invoke.texi (C++ Dialect Options)
3922 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3923 For each warning option -Wfoo that allows -Wno-foo, ensure both
3924 -Wfoo and -Wno-foo are listed in the option index. Fix index
3925 entry of -Wswitch-default, index -Wnormalized= including the
3926 `=', and -Wlarger-than-@var{len} including @var{len}.
3928 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.md (floatunssisf2): Use
3931 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3932 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3933 Macroize expander using MODEF mode iterator.
3935 2008-02-05 Diego Novillo <dnovillo@google.com>
3937 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3940 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3942 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3945 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3947 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3951 to indicate if a message should be generated.
3952 (init_cumulative_args): Updated.
3953 (function_value_32): Likewise.
3955 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3957 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3959 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3962 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3963 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3965 2008-02-04 Diego Novillo <dnovillo@google.com>
3967 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3970 * tree-vrp.c (vrp_evaluate_conditional): With
3971 -Wtype-limits, emit a warning when comparing against a
3972 constant outside the natural range of OP0's type.
3974 2008-02-04 Richard Guenther <rguenther@suse.de>
3977 * expr.c (count_type_elements): Give for unions instead of
3980 2008-02-04 Richard Guenther <rguenther@suse.de>
3983 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3984 to TYPE_DOMAINs base type instead of using bitsizetype here.
3986 2008-02-03 Jason Merrill <jason@redhat.com>
3988 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3990 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3993 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3994 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3995 (RS/6000 and PowerPC Options): Fix typos and markup.
3996 * doc/passes.texi (Tree-SSA passes): Likewise.
3998 2008-02-02 Michael Matz <matz@suse.de>
4001 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4002 from record_last_reg_set_info.
4003 (record_last_reg_set_info): Take an RTX argument, iterate over all
4004 constituent hardregs.
4005 (record_last_set_info, record_opr_changes): Change calls to
4006 new signature or to record_last_reg_set_info_regno.
4008 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4010 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4012 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4014 PR rtl-optimization/34773
4015 * reg-notes.def (EQUAL): Mention significance of combination of
4016 REG_EQUAL and REG_RETVAL.
4017 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4018 insn that has a REG_RETVAL.
4020 2008-02-01 Roger Sayle <roger@eyesopen.com>
4023 * configure.ac (--enable-fixed-point): Disable unless explicitly
4025 * configure: Regenerate.
4027 2008-02-01 Richard Guenther <rguenther@suse.de>
4030 * invoke.texi (-finline-limit): Remove no longer true parts
4031 of the documentation. Note that there is no default value.
4033 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4034 Mark Mitchell <mark@codesourcery.com>
4035 Ben Elliston <bje@au.ibm.com>
4038 * doc/extend.texi (Other Builtins): Document.
4040 2008-01-31 Tom Browder <tom.browder@gmail.com>
4042 * doc/c-tree.texi (Types): Fix grammar.
4043 (Expression trees): Ditto.
4044 * doc/passes.texi (Tree-SSA passes): Ditto.
4046 * doc/configterms.texi (Configure Terms): Fix typo.
4047 * doc/cpp.texi (Common Predefined Macros): Ditto.
4048 * doc/md.texi (Machine Constraints): Ditto.
4050 * doc/makefile.texi (Makefile): Add comma.
4052 2008-01-31 Tom Browder <tom.browder@gmail.com>
4053 Gerald Pfeifer <gerald@pfeifer.com>
4055 * doc/sourcebuild.texi (Front End): Remove references to CVS
4056 and CVSROOT/modules.
4057 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4058 (Back End): Remove reference to CVS.
4060 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4063 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4065 (mips16_gp_pseudo_reg): ...here.
4066 * config/mips/mips.md (load_const_gp): Replace with...
4067 (load_const_gp_<mode>): ...this :P-based insn.
4069 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4071 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4072 options. Minor fixes.
4073 (-std): Move reference to standards closer to where language
4074 standards are first mentioned.
4076 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4078 PR rtl-optimization/34995
4079 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4080 parameter and return a bool. If the rtx parameter is nonnull,
4081 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4082 (find_reloads): Update call accordingly. Pass the new operand
4083 if it needed no address reloads, otherwise pass null.
4085 2008-01-30 Richard Henderson <rth@redhat.com>
4088 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4089 for unbounded arrays.
4091 2008-01-30 Silvius Rus <rus@google.com>
4093 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4095 2008-01-30 Jan Hubicka <jh@suse.cz>
4098 * i386.c (init_cumulative_args): Use real function declaration when
4101 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4103 PR rtl-optimization/34998
4104 * global.c (build_insn_chain): Treat non-subreg_lowpart
4105 SUBREGs of pseudos as clobbering all the words covered by the
4106 SUBREG, not just all the bytes.
4107 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
4108 original df_ref rather than an extract parameter.
4109 (global_conflicts): Update call accordingly.
4111 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
4113 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
4114 the overflow check to make it easier to read.
4115 (__fixtfdi): Change the type of the ll member in union
4116 long_double to UDItype_x.
4118 2008-01-30 Jakub Jelinek <jakub@redhat.com>
4121 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
4122 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
4123 * tree-inline.c (fold_marked_statements): Call
4124 cgraph_update_edges_for_call_stmt if folding a call statement.
4125 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
4126 debug_generic_stmt calls, reset it back afterwards.
4129 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
4131 * c-typeck.c (build_external_ref): Don't pedwarn about
4132 static vars in current function's scope.
4134 2008-01-29 Joseph Myers <joseph@codesourcery.com>
4136 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
4138 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
4141 * ipa-struct-reorg.c: Fix spelling.
4142 * params.def: Ditto.
4144 2008-01-29 Richard Guenther <rguenther@suse.de>
4147 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
4149 * tree-inline.c (remap_type): Increment remapping_type_depth
4150 around remapping types.
4151 (copy_body_r): Only add referenced variables if they are referenced
4152 from code, not types.
4154 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
4165 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
4166 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
4168 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
4171 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
4172 pointer for tiny stack.
4174 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4176 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
4178 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
4180 * config/vx-common.h: Fix typo in comment.
4182 2008-01-28 Ian Lance Taylor <iant@google.com>
4186 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
4187 coalesce pointers if they have different DECL_NO_TBAA_P values.
4188 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
4189 between variables with different DECL_NO_TBAA_P values.
4191 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
4194 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
4195 are not legitimate small data references on SPE targets.
4197 2008-01-28 David Daney <ddaney@avtrex.com>
4199 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
4201 2008-01-28 David Daney <ddaney@avtrex.com>
4203 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
4205 2008-01-27 Joseph Myers <joseph@codesourcery.com>
4207 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
4208 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
4209 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
4210 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
4211 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4212 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
4213 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
4214 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
4216 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4218 * basic-block.h (condjump_equiv_p): Fix comment.
4220 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4222 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
4223 print_generic_stmt_indented): Fix comment.
4225 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
4227 * configure.ac (__stack_chk_fail): Add detecion for availability
4228 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
4229 * configure: Regenerate.
4231 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
4234 * final.c (output_addr_const): Handle TRUNCATE.
4236 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
4239 * tree-ssa-loop-ivopts.c (comp_cost): New type.
4240 (zero_cost, infinite_cost): New constants.
4241 (struct cost_pair): Change type of cost to comp_cost.
4242 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
4243 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
4245 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
4246 split_address_cost, ptr_difference_cost, difference_cost,
4247 get_computation_cost_at, get_computation_cost,
4248 determine_use_iv_cost_generic, determine_use_iv_cost_address,
4249 determine_use_iv_cost_condition, determine_use_iv_costs,
4250 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
4251 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
4252 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
4253 Change type of cost to comp_cost.
4254 (determine_iv_cost): Increase cost of non-original ivs, instead
4255 of decreasing the cost of original ones.
4256 (get_address_cost): Indicate the complexity of the addressing mode
4258 (try_add_cand_for): Prefer using ivs not specific to some object.
4259 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
4261 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
4262 Janis Johnson <janis187@us.ibm.com>
4265 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
4266 (TARGET_INSTANTIATE_DECLS): Likewise.
4267 * target.h (expand_to_rtl_hook): New target hook.
4268 (instantiate_decls): Likewise.
4269 * function.c (instantiate_decl): Make non-static. Rename to...
4270 (instantiate_decl_rtl): ... this.
4271 (instantiate_expr): Use instantiate_decl_rtl.
4272 (instantiate_decls_1): Likewise.
4273 (instantiate_decls): Likewise.
4274 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
4275 * function.h (instantiate_decl_rtl): Add prototype.
4276 * cfgexpand.c (target.h): New include.
4277 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
4278 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
4279 (TARGET_INSTANTIATE_DECLS): Likewise.
4280 (TARGET_INITIALIZER): New target hooks added.
4281 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
4283 * config/rs6000/rs6000.c (tree-flow.h): New include.
4284 (machine_function): Add sdmode_stack_slot field.
4285 (rs6000_alloc_sdmode_stack_slot): New function.
4286 (rs6000_instantiate_decls): Likewise.
4287 (rs6000_secondary_memory_needed_rtx): Likewise.
4288 (rs6000_check_sdmode): Likewise.
4289 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
4290 (TARGET_INSTANTIATE_DECLS): Likewise.
4291 (rs6000_hard_regno_mode_ok): Allow SDmode.
4292 (num_insns_constant): Likewise. Handle _Decimal32 constants.
4293 (rs6000_emit_move): Handle SDmode.
4294 (function_arg_advance): Likewise.
4295 (function_arg): Likewise.
4296 (rs6000_gimplify_va_arg): Likewise. Add special handling of
4297 SDmode var args for 32-bit compiles.
4298 (rs6000_secondary_reload_class): Handle SDmode.
4299 (rs6000_output_function_epilogue): Likewise.
4300 (rs6000_function_value): Simplify if statement.
4301 (rs6000_libcall_value): Likewise.
4302 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
4303 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
4304 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
4305 (movsd_hardfloat): New define_insn.
4306 (movsd_softfloat): Likewise.
4307 (movsd_store): Likewise.
4308 (movsd_load): Likewise.
4309 (extendsddd2): Likewise.
4310 (extendsdtd2): Likewise.
4311 (truncddsd2): Likewise.
4312 (movdd_hardfloat64): Fixup comment.
4313 (UNSPEC_MOVSD_LOAD): New constant.
4314 (UNSPEC_MOVSD_STORE): Likewise.
4316 2008-01-26 Jakub Jelinek <jakub@redhat.com>
4319 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
4321 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
4322 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
4323 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
4326 2008-01-26 David Edelsohn <edelsohn@gnu.org>
4329 * config.gcc: Separate AIX 5.3 from AIX 6.1.
4330 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4331 __LONGDOUBLE128 too.
4332 * config/rs6000/aix61.h: New file.
4334 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4336 PR rtl-optimization/34959
4337 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
4338 popcount and parity rtxes the same mode as their operand.
4339 Truncate or extend the result to the return value's mode
4342 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
4345 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
4346 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
4347 to GOT_VERSION_REGNUM.
4348 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
4349 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
4350 * config/mips/mips.c (mips_emit_call_insn): New function.
4351 (mips_call_tls_get_addr): Call mips_expand_call directly.
4352 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
4354 (mips16_build_call_stub): Likewise. Return the call insn or null.
4355 (mips_expand_call): Update the call to mips16_build_call_stub
4356 accordingly and a remove redundant condition. Assert that MIPS16
4357 stubs do not use lazy binding. Use mips_emit_call_insn and return
4359 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
4361 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
4362 (mips_avoid_hazard): Remove hazard_set handling.
4363 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
4364 (UNSPEC_RESTORE_GP): ...this.
4365 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
4366 (FAKE_CALL_REGNO): Rename to...
4367 (GOT_VERSION_REGNUM): ...this.
4368 (type): Add "ghost" value. Add an associated insn reservation.
4369 (hazard_set): Remove.
4370 (exception_receiver): Rename to...
4371 (restore_gp): ...this and update the unspec identifier accordingly.
4372 (exception_receiver, nonlocal_got_receiver): New expanders.
4373 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
4374 FAKE_CALL_REGNO. Remove hazard_set attribute.
4375 (set_got_version, update_got_version): New patterns.
4377 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
4380 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
4382 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4385 * doc/install.texi2html: Generate gcc-vers.texi.
4387 2008-01-25 DJ Delorie <dj@redhat.com>
4389 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4391 2008-01-25 Joseph Myers <joseph@codesourcery.com>
4393 * config/c4x: Remove directory.
4394 * config.gcc (crx-*, mt-*): Mark obsolete.
4395 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
4396 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
4397 sh-*-rtemscoff*): Remove cases.
4398 * defaults.h (C4X_FLOAT_FORMAT): Remove.
4399 * real.c (encode_c4x_single, decode_c4x_single,
4400 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
4401 c4x_extended_format): Remove.
4402 * real.h (c4x_single_format, c4x_extended_format): Remove.
4403 * doc/extend.texi (interrupt, naked): Remove mention of attributes
4405 (Pragmas): Remove comment about c4x pragmas.
4406 * doc/install.texi (c4x): Remove target-specific instructions.
4407 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
4408 * doc/md.texi (Machine Constraints): Remove C4x documentation.
4409 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
4410 refer to C4x source files as examples.
4411 (C4X_FLOAT_FORMAT): Remove documentation.
4413 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
4415 * config/bfin/bfin.c (override_options): Reorder tests so that
4416 flag_pic gets enabled for -msep-data.
4418 2008-01-25 Richard Guenther <rguenther@suse.de>
4421 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
4422 to its bitfield precision if required.
4424 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4427 * tree-nested.c (walk_omp_for): New function.
4428 (convert_nonlocal_reference, convert_local_reference): Call
4429 walk_omp_for on OMP_FOR.
4430 (convert_call_expr): Call walk_body on OMP_FOR's
4431 OMP_FOR_PRE_INIT_BODY.
4433 2008-01-25 Richard Guenther <rguenther@suse.de>
4435 PR tree-optimization/34966
4436 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
4437 default defs and PHI_NODEs we have to insert after the
4440 2008-01-24 Nick Clifton <nickc@redhat.com>
4442 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
4443 Provide a default definition.
4444 (LIBGCC2_UNITS_PER_WORD): Likewise.
4446 * config/stormy16/stormy16.c: Include df.h for the prototype
4447 for df_regs_ever_live_p.
4448 (xstormy16_expand_builtin_va_start): Convert the stack offset
4449 into a component_ref and then use POINTER_PLUS_EXPR to add it
4450 to the incoming_virtual_args_rtx.
4451 (xstormy16_gimplify_va_arg_expr): Rename to
4452 xstormy16_gimplify_va_arg_expr.
4453 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
4454 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
4455 xstormy16_gimplify_va_arg_expr.
4456 Fix up some formatting issues.
4458 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
4459 Move to predicates.md.
4460 (xs_hi_general_operand): Likewise.
4461 (xs_hi_nonmemory_operand): Likewise.
4462 * config/stormy16/predicates.md:
4463 (xstormy16_carry_plus_operand): New predicate.
4464 (xs_hi_general_operand): New predicate.
4465 (xs_hi_nonmemory_operand): New predicate.
4466 * config/stormy16/stormy16-protos.h:
4467 (xstormy16_carry_plus_operand): Delete prototype.
4468 (xs_hi_general_operand): Likewise.
4469 (xs_hi_nonmemory_operand): Likewise.
4471 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
4472 modifiers as they are no longer needed and they can trigger
4473 reload spill failures.
4475 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
4476 with a match_operand in order to help reload.
4478 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
4479 constraint with 'e' for the 8th alternative as this version of
4480 the mov.w instruction only accepts the lower 8 registers.
4482 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
4485 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
4486 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
4489 2008-01-25 Jakub Jelinek <jakub@redhat.com>
4492 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
4494 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4496 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
4498 (remove_structure): Update allocations list before removing structure.
4500 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
4502 * ipa-struct-reorg.c (is_safe_cond_expr,
4503 create_new_stmts_for_cond_expr): Use integer_zerop function,
4504 that recognize not only zero-pointer, but zero-integer too.
4506 2008-01-25 Ben Elliston <bje@au.ibm.com>
4509 * fixproto: Escape "." in sed expression that strips leading "./".
4511 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
4514 * gcc.c (SWITCH_OK): Removed.
4515 (SWITCH_LIVE): Changed to bit.
4516 (SWITCH_FALSE): Likewise.
4517 (SWITCH_IGNORE): Likewise.
4518 (switchstr): Change live_cond to unsigned int.
4519 (process_command): Replace SWITCH_OK with 0.
4520 (do_self_spec): Likewise.
4521 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
4522 (give_switch): Likewise.
4523 (used_arg): Likewise.
4524 (do_spec_1): Set the SWITCH_IGNORE bit.
4525 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
4526 bits. Set the SWITCH_LIVE bit.
4528 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4530 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
4532 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
4534 PR tree-optimization/34472
4535 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
4536 parameter to a "bool *" and set *DATA to false if there is
4537 an unsafe access. Do not delete the structure here.
4538 (check_cond_exprs): Delete it here instead.
4539 (check_cond_exprs, exclude_cold_structs): Do not increase
4540 I when removing a structure.
4542 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.c (ix86_expand_vector_init): Consider only
4546 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
4548 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
4551 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
4552 a fixed vector for stack.
4554 2008-01-24 Ben Elliston <bje@au.ibm.com>
4557 * doc/gcc.texi (Software development): Add a direntry for g++.
4559 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
4561 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
4562 stale and straggling -fforce-addr comments above.
4564 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
4566 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
4567 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
4569 2008-01-23 Michael Matz <matz@suse.de>
4572 * dwarf2out.c (force_type_die): Use modified_type_die instead of
4575 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
4577 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
4580 2008-01-23 Anatoly Sokolov <aesok@post.ru>
4582 * config/avr/avr.c (avr_current_arch): New variable.
4583 (avr_arch_types): Add 'avr31' and 'avr51' entries.
4584 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
4585 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
4586 (avr_override_options): Init 'avr_current_arch'.
4587 (base_arch_s): Move from here...
4588 * config/avr/avr.h (base_arch_s): ... here. Add new members
4589 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
4590 'mega' to 'have_jmp_call'.
4591 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
4592 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
4594 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
4596 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4597 MULTILIB_MATCHES): (Ditto.).
4599 2008-01-23 Richard Guenther <rguenther@suse.de>
4602 * cgraphunit.c (cgraph_reset_node): Always mark the node
4603 not reachable if it is not queued already.
4605 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
4607 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
4608 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
4609 (cputype_selected): New static variable.
4610 (bfin_handle_option): Set it if -mcpu is used.
4611 (override_option): Select default set of workarounds if no cpu type
4612 selected on the command line.
4613 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
4615 From Michael Frysinger <michael.frysinger@analog.com>
4616 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
4617 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
4619 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
4620 for bf547, bf523, bf524, and bf526.
4621 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
4623 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4624 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
4625 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
4626 __ADSPBF547__ and __ADSPBF54x__ for bf547.
4627 * doc/invoke.texi (Blackfin Options): Document that
4628 -mcpu now accept bf547, bf523, bf524, and bf526.
4630 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
4632 PR rtl-optimization/34628
4633 * combine.c (try_combine): Stop and undo after the first combination
4634 if an autoincrement side-effect on the first insn has effectively
4637 2008-01-22 David Edelsohn <edelsohn@gnu.org>
4640 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
4641 Offset addresses are not valid for Altivec or paired float modes.
4643 2008-01-22 Jakub Jelinek <jakub@redhat.com>
4646 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
4647 if DECL_INITIAL (decl) is error_mark_node.
4650 * c-common.c (handle_vector_size_attribute): Only allow
4651 integral, scalar float and fixed point types. Handle OFFSET_TYPE
4652 the same way as pointer, array etc. types.
4653 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
4656 * tree.c (build_type_attribute_qual_variant): Call
4657 build_qualified_type if attributes are equal, but quals are not.
4659 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4662 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
4663 * flags.h (warn_strict_aliasing): Remove.
4664 (warn_strict_overflow): Remove.
4665 * opts.c (warn_strict_aliasing): Remove.
4666 (warn_strict_overflow): Remove.
4667 * c-opts.c (c_common_handle_option): -Wall only sets
4668 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
4669 (c_common_post_options): Give default values to -Wstrict-aliasing
4670 and -Wstrict-overflow if they are uninitialized.
4671 * common.opt (Wstrict-aliasing): Specify Var and Init.
4672 (Wstrict-overflow): Likewise.
4674 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4676 PR rtl-optimization/26854
4677 PR rtl-optimization/34400
4678 PR rtl-optimization/34884
4679 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
4681 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
4682 (df_rd_bb_info.expanded_lr_out): Deleted
4683 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
4684 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
4685 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4686 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4687 Removed code to allocate, initialize or free expanded_lr_out.
4688 (df_rd_bb_local_compute_process_def): Restructured to make more
4690 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
4691 sets if the sets are being trimmed.
4693 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
4696 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4697 (as_vers): Likewise.
4698 * configure: Regenerated.
4700 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4703 * tree-pass.h (pass_build_alias): New pass.
4704 * tree-ssa-alias.c (gate_build_alias): New.
4705 (pass_build_alias): New.
4706 * passes.c (init_optimization_passes): Add pass_build_alias after
4707 pass_create_structure_vars.
4709 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
4711 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
4712 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
4713 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
4714 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
4715 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
4716 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
4717 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
4718 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
4719 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
4720 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
4721 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
4722 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
4723 * config/s390/s390.md (FP_ALL): New mode iterator.
4724 (_d): New mode attribute.
4725 ("*signbit<mode>2>"): Changed mode of first operand.
4726 ("isinf<mode>2"): Changed mode of first operand.
4727 ("*TDC_insn"): Adaptation for DFP modes.
4729 2008-01-22 Ben Elliston <bje@au.ibm.com>
4731 * tree.c (check_qualified_type): Improve function description.
4733 2008-01-21 Jason Merrill <jason@redhat.com>
4736 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
4737 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
4740 2008-01-21 DJ Delorie <dj@redhat.com>
4742 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
4745 2008-01-21 Richard Guenther <rguenther@suse.de>
4748 * tree-cfg.c (verify_expr): Allow all invariant expressions
4749 instead of just constant class ones as reference argument.
4750 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
4751 like any other constant.
4752 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4754 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
4756 * regmove.c (fixup_match_1): Update call crossed frequencies.
4758 2008-01-21 Richard Guenther <rguenther@suse.de>
4761 * tree-inline.c (setup_one_parameter): Deal with mismatched
4762 types using a VIEW_CONVERT_EXPR.
4764 2008-01-21 Alon Dayan <alond@il.ibm.com>
4765 Olga Golovanevsky <olga@il.ibm.com>
4767 PR tree-optimization/34701
4768 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
4769 when the structure size is not a power of 2.
4771 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
4773 * doc/install.texi: Add doc for --enable-checking=df.
4775 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
4777 PR rtl-optimization/34808
4778 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
4780 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4782 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
4785 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
4787 PR rtl-optimization/26854
4788 PR rtl-optimization/34400
4789 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
4791 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
4792 (df_rd_bb_info.expanded_lr_out): New.
4793 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
4794 * loop_iv.c (iv_analysis_loop_init): Ditto.
4795 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
4796 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
4797 Added code to allocate, initialize or free expanded_lr_out.
4798 (df_rd_bb_local_compute_process_def): Restructured to make
4799 more understandable.
4800 (df_rd_confluence_n): Add code to do nothing with fake edges and
4801 code to no apply invalidate_by_call sets if the sets are being trimmed.
4802 (df_lr_local_finalize): Renamed to df_lr_finalize.
4803 (df_live_local_finalize): Renamed to df_live_finalize.
4805 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
4808 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
4809 deciding whether to use reciprocal instructions.
4811 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
4813 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
4814 dwarf2out_note_section_used if cold_text_section is NULL.
4816 2008-01-19 Jakub Jelinek <jakub@redhat.com>
4818 PR gcov-profile/34610
4819 * tree-cfg.c (make_edges): Mark both outgoing edges from
4820 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
4821 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
4822 from OMP_FOR and OMP_CONTINUE outgoing edges.
4824 * tree-profile.c (tree_profiling): Return early if
4825 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
4827 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
4828 from cfun to child_cfun.
4829 * function.h (struct function): Add after_tree_profile bit.
4831 2008-01-19 Anatoly Sokolov <aesok@post.ru>
4833 * config/avr/avr.S (_exit): Disable interrupt.
4835 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
4836 Steven Bosscher <stevenb.gcc@gmail.com>
4838 PR rtl-optimization/26854
4839 PR rtl-optimization/34400
4840 * df-problems.c (df_live_scratch): New scratch bitmap.
4841 (df_live_alloc): Allocate df_live_scratch when doing df_live.
4842 (df_live_reset): Clear the proper bitmaps.
4843 (df_live_bb_local_compute): Only process the artificial defs once
4844 since the order is not important.
4845 (df_live_init): Init the df_live sets only with the variables
4846 found live by df_lr.
4847 (df_live_transfer_function): Use the df_lr sets to prune the
4848 df_live sets as they are being computed.
4849 (df_live_free): Free df_live_scratch.
4851 2008-01-18 Ian Lance Taylor <iant@google.com>
4853 * common.opt: Add fmerge-debug-strings.
4854 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
4855 flag_merge_debug_strings rather than flag_merge_constants.
4856 * doc/invoke.texi (Option Summary): Mention
4857 -fmerge-debug-strings.
4858 (Debugging Options): Document -fmerge-debug-strings.
4860 2008-01-18 Ian Lance Taylor <iant@google.com>
4863 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4864 (struct tree_function_decl): Add new field operator_new_flag.
4865 * tree-inline.c (expand_call_inline): When inlining a call to
4866 operator new, force the return value to go into a variable, and
4867 set DECL_NO_TBAA_P on that variable.
4868 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4870 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4873 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4874 DWARF2_DEBUGGING_INFO.
4875 (dwarf2out_note_section_used): Ditto. Add prototype.
4876 (have_multiple_function_sections, text_section_used,
4877 cold_text_section_used, *cold_text_sections): Move declarations
4880 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4882 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4883 field and add signal_ra.
4884 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4885 assignments to frame state pc. Move end of stack check after
4886 MD_FALLBACK_FRAME_STATE_FOR.
4887 (uw_update_context_1): Use frame state signal_regs if set, instead
4888 of checking signal_frame flag.
4889 (uw_update_context): Use frame state signal_ra if set.
4890 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4891 * config/xtensa/linux-unwind.h: New file.
4893 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4895 * modulo-sched.c (get_sched_window): Fix comment typo.
4897 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4899 PR tree-optimization/34648
4900 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4902 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4904 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4905 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4907 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4909 PR rtl-optimization/34400
4910 * df-core.c (df_worklist_dataflow_overeager,
4911 df_worklist_dataflow_doublequeue): New functions.
4912 (df_worklist_dataflow): Two different worklist solvers.
4913 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4916 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4919 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4920 and ftree-parallelize-loops.
4922 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4924 PR rtl-optimization/34826
4925 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4927 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4929 * global.c (find_reg): Mark the eh regs as used if necessary.
4930 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4931 * ra.h (struct allocno): no_eh_reg field added. Changed
4932 no_stack_reg type to bitfield.
4934 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4936 * tree.c (substitute_in_expr): Add missing 'break'.
4938 2008-01-17 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/34825
4941 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4942 x / x as division to handle.
4944 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4946 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4947 "-pthread" is specified.
4948 * pa-hpux11.h (LIB_SPEC): Likewise.
4950 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4951 Peter Bergner <bergner@vnet.ibm.com>
4953 PR rtl-optimization/33796
4954 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4956 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4958 PR libgfortran/34699
4959 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4961 * pa-hpux10.h (LINK_SPEC): Likewise.
4962 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4964 2008-01-16 Richard Guenther <rguenther@suse.de>
4967 * fold-const.c (fold_convert_const_int_from_int): Do not
4968 set overflow if that occured only because of a sign extension
4969 change when converting from/to a sizetype with the same
4970 precision and signedness.
4972 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4975 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4976 location address to the correct place. Update copyright year.
4978 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4980 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4981 no dependences in the dependence_relations vector.
4983 2008-01-16 Jan Hubicka <jh@suse.cz>
4985 PR rtl-optimization/31396
4986 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4987 * cfg.c (dump_reg_info): Print it.
4988 * regs.h (struct reg_info_t): add freq_calls_crossed.
4989 (REG_FREQ_CALLS_CROSSED): New macro.
4990 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4991 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4992 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4993 regmove_optimize): Update call crossed frequencies.
4994 * local-alloc.c (struct qty): Add freq_calls_crossed.
4995 (alloc_qty): Copute freq_calls_crossed.
4996 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4997 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4998 * ra.h (struct allocno): Add freq_calls_crossed.
5000 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5002 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5003 libgomp when compiling with ftree-parallelize-loops.
5004 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5006 2008-01-16 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/34769
5009 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5010 * tree.c (int_cst_value): Instead make this function more
5011 permissive in what it accepts as valid input. Document this
5012 function always sign-extends the value.
5014 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5015 Richard Guenther <rguenther@suse.de>
5018 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5019 (gimple_fold_indirect_ref_rhs): ... this.
5020 (gimple_fold_indirect_ref): New function with foldings
5021 that preserve lvalueness.
5022 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5023 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5024 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5025 to fold an INDIRECT_REF, fall back to the old use of
5026 fold_indirect_ref_1.
5028 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5030 * tree-data-ref.c (subscript_dependence_tester_1): Call
5031 free_conflict_function.
5032 (compute_self_dependence): Same.
5034 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5037 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5038 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5040 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5041 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5042 for DWARF2_UNWIND_INFO targets.
5044 2008-01-16 Richard Guenther <rguenther@suse.de>
5047 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5048 type qualifiers for function types.
5050 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5052 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5053 loop_iterator li from previous commit.
5055 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5057 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5059 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5061 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5062 (parallelize_loops): Don't parallelize irreducible components.
5064 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5067 * c-opts (c_common_post_options): Do not enable CPP
5068 flag_pedantic_errors by default.
5070 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5072 PR rtl-optimization/31944
5073 * cse.c (remove_pseudo_from_table): New function.
5074 (merge_equiv_classes): Use above function to remove pseudo-registers.
5075 (invalidate): Likewise.
5077 2008-01-13 Richard Guenther <rguenther@suse.de>
5080 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5081 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5083 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5085 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5086 validate_change to unshare the source of the PC set.
5088 2008-01-12 Jan Hubicka <jh@suse.cz>
5091 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5092 references above array bounds. This might trigger bounds checks for
5095 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5097 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5098 new_replaceable_dependencies.
5100 2008-01-12 Doug Kwan <dougkwan@google.com>
5102 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5103 instead of OPT_Wreturn_type in warning due to ignored return type
5105 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5106 options included in -Wextra.
5107 * c.opt: New option -Wignored_qualifiers.
5108 * doc/invoke.texi (Warning Options, -Wextra): Add new option
5109 -Wignore_qualifiers.
5110 (-Wignored-qualifiers): Document.
5111 (-Wreturn-type): Remove description of functionality now handled
5112 by -Wignored-qualifiers.
5114 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
5117 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
5118 NOP_EXPR if it is between integral types with the same precision.
5120 2008-01-12 Jan Hubicka <jh@suse.cz>
5123 * invoke.texi (max-inline-recursive-depth): Fix default value.
5125 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
5127 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
5130 2008-01-11 Bob Wilson <bob.wilson@acm.org>
5132 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
5134 2008-01-11 James E. Wilson <wilson@specifix.com>
5137 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
5139 2008-01-11 Anatoly Sokolov <aesok@post.ru>
5141 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
5142 save/restore frame pointer register and don't use 'call-prologues'
5143 optimization in function with "OS_task" attribute.
5145 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
5148 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
5149 when copying to memory.
5151 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
5153 PR rtl-optimization/30905
5154 * cfgcleanup.c: Include dce.h
5155 (crossjumps_occured): New global variable.
5156 (try_crossjump_bb): Exit loop after finding a fallthru edge.
5157 If something changed, set crossjumps_occured to true.
5158 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
5159 Don't add/remove fake edges to exit here...
5160 (cleanup_cfg): ...but do it here, when crossjumping.
5161 Run a fast DCE when successful crossjumps occured in the latest
5162 iteration of try_optimize_cfg.
5164 2008-01-11 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
5167 (struct vn_unary_op_s): Likewise.
5168 (vn_reference_insert): Free old reference on hash collision.
5170 2008-01-10 Raksit Ashok <raksit@google.com>
5172 PR rtl-optimization/27971
5173 * combine.c (find_split_point): Split PLUS expressions which are
5174 inside a MEM rtx, and whose first operand is complex.
5176 2008-01-10 DJ Delorie <dj@redhat.com>
5178 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
5179 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
5180 (m32c_hard_regno_ok): Call the underlying function.
5182 2008-01-10 Richard Guenther <rguenther@suse.de>
5185 * tree-cfg.c (tree_merge_blocks): Do not go through the
5186 full-blown folding and stmt updating path if we just deal
5187 with virtual operands.
5188 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
5189 test for abnormal SSA_NAMEs.
5191 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
5194 * reload.c (push_reload): Add assertions. All constants from
5195 reg_equiv_constant should have been used for replacing the respective
5197 (find_reloads_address): Invoke find_reloads_address_part for
5198 constant taken from the reg_equiv_constant array.
5200 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
5202 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
5203 field (valnum) the first in the struct. Replace bools with
5206 2008-01-10 Richard Guenther <rguenther@suse.de>
5208 PR tree-optimization/34651
5209 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
5210 types and ordering for masking and converting.
5212 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
5214 PR tree-optimization/34017
5215 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
5216 also for PHI_NODE expressions.
5218 2008-01-09 Jan Hubicka <jh@suse.cz>
5220 PR tree-optimization/34708
5221 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
5222 based on number of case labels.
5223 (init_inline_once): Remove switch_cost.
5224 * tree-inline.h (eni_weights_d): Remove switch_cost.
5226 2008-01-09 Richard Guenther <rguenther@suse.de>
5227 Andrew Pinski <andrew_pinski@playstation.sony.com>
5230 * gimplify.c (gimplify_cond_expr): Do not create an addressable
5231 temporary if an rvalue is ok or an lvalue is not required.
5233 2008-01-09 Richard Guenther <rguenther@suse.de>
5236 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
5239 2008-01-09 Richard Guenther <rguenther@suse.de>
5242 * tree.c (host_integerp): Check for sizetype only if the
5243 type is an integer type.
5245 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
5248 * opts.c (decode_options): Disable inlining of functions called
5249 once if not in unit-at-a-time mode.
5251 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
5253 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
5255 2008-01-08 Richard Guenther <rguenther@suse.de>
5258 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
5259 out early if the result will be unused.
5261 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5266 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5270 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
5272 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
5273 for vectorization tuned.
5275 2008-01-08 Richard Guenther <rguenther@suse.de>
5277 PR tree-optimization/34683
5278 * tree-ssa-operands.c (operand_build_cmp): Export.
5279 * tree-ssa-operands.h (operand_build_cmp): Declare.
5280 * tree-vn.c (vuses_compare): Remove.
5281 (sort_vuses): Use operand_build_cmp.
5282 (sort_vuses_heap): Likewise.
5283 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
5284 to re-use old VEC if available. Do not sort already sorted VUSEs.
5285 (vdefs_to_vec): Do not sort already sorted VDEFs.
5287 2008-01-08 Jakub Jelinek <jakub@redhat.com>
5290 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
5292 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
5295 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
5296 limitations of reciprocal sequences on x86 targets.
5298 2008-01-08 Richard Guenther <rguenther@suse.de>
5300 PR tree-optimization/34683
5301 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
5303 2008-01-07 Jakub Jelinek <jakub@redhat.com>
5306 * config/darwin.c (darwin_mergeable_string_section): Don't use
5307 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
5309 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
5313 negxf2. Macroize expander using X87MODEF mode iterator. Change
5314 predicates of op0 and op1 to register_operand.
5315 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
5316 expander using X87MODEF mode iterator. Change predicates of
5317 op0 and op1 to register_operand.
5318 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
5319 corresponding patterns and macroize using MODEF macro. Change
5320 predicates of op0 and op1 to register_operand and remove
5321 "m" constraint. Disparage "r" alternative with "!".
5322 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
5323 macroize using X87MODEF macro. Change predicates of op0 and op1
5324 to register_operand and remove "m" constraint. Disparage "r"
5325 alternative with "!".
5326 (absneg splitter with memory operands): Remove.
5327 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
5328 patterns and macroize using X87MODEF mode iterator.
5329 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
5330 Change predicate of op1 to register_operand.
5331 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
5332 for memory operands.
5334 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
5336 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
5338 2008-01-07 Richard Guenther <rguenther@suse.de>
5340 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
5343 2008-01-07 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/34683
5346 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
5347 VOPs of the needed size to save memory. Use VEC_quick_push
5348 to save compile-time.
5349 (vdefs_to_vec): Likewise.
5351 2008-01-07 Sa Liu <saliu@de.ibm.com>
5353 * config/spu/spu.md (divdf3): Genetate inline code for double
5354 division. The implementation doesn't handle INF or NAN, therefore it
5355 only applies when -ffinite-math-only is given.
5357 2008-01-06 Paolo Carlini <pcarlini@suse.de>
5360 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
5361 * doc/cpp.texi ([Common Predefined Macros]): Document.
5363 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
5365 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
5366 order to use commutative addition instead of subtraction.
5368 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5369 Mircea Namolaru <namolaru@il.ibm.com>
5370 Vladimir Yanovsky <yanov@il.ibm.com>
5371 Revital Eres <eres@il.ibm.com>
5373 PR tree-optimization/34263
5374 * tree-outof-ssa.c (process_single_block_loop_latch,
5375 contains_tree_r): New functions.
5376 (analyze_edges_for_bb): Call process_single_block_loop_latch
5377 function to empty single-basic-block latch block if possible.
5379 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
5383 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
5385 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5387 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
5389 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
5391 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
5393 2008-01-05 Jakub Jelinek <jakub@redhat.com>
5395 PR tree-optimization/34618
5396 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
5399 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
5402 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
5403 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
5404 Update copyright year.
5406 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
5407 Update copyright year.
5408 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
5411 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
5413 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
5414 edge does not point to current bb before changing need_assert.
5416 2008-01-04 Richard Guenther <rguenther@suse.de>
5419 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
5420 for verifying purposes if they are is_gimple_min_invariant.
5422 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
5424 PR tree-optimization/34448
5425 PR tree-optimization/34465
5426 * gimplify.c (gimplify_init_constructor): Add new parameter
5427 notify_temp_creation. Use it.
5428 (gimplify_modify_expr_rhs): Take volatiles into account when
5429 optimizing constructors.
5430 Do not optimize constructors if gimplify_init_constructor will dump to
5432 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
5433 * gcc.c-torture/compile/pr34448.c: New.
5435 2008-01-04 Jakub Jelinek <jakub@redhat.com>
5437 PR gcov-profile/34609
5438 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
5439 return_slot if result is TREE_ADDRESSABLE.
5441 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
5443 * config/mips/mips.md (sqrt_condition): Tweak comment.
5444 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
5446 2008-01-03 Tom Tromey <tromey@redhat.com>
5449 * c-common.c (c_type_hash): Handle VLAs.
5451 2008-01-03 Jan Hubicka <jh@suse.cz>
5453 PR tree-optimization/31081
5454 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
5455 0 when inlining and not inlining to first basic block.
5456 (remap_decl): When var is initialized to 0, don't set default_def.
5457 (expand_call_inline): Set entry_bb.
5458 * tree-inline.h (copy_body_data): Add entry_bb.
5460 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5463 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
5466 PR tree-optimization/29484
5467 * tree-inline.c (inline_forbidden_p_2): New function.
5468 (inline_forbidden_p): Disallow inlining if some static var
5469 has an address of a local LABEL_DECL in its initializer.
5470 * doc/extend.texi (Labels as Values): Document &&foo behaviour
5473 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
5475 PR tree-optimization/34635
5476 * tree-data-ref.c (add_other_self_distances): Make sure that the
5477 evolution step is constant.
5479 2008-01-03 Jakub Jelinek <jakub@redhat.com>
5482 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
5484 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
5486 * tree-sra.c (scalarize_init): Insert the generate_element_init
5487 statements after the generate_element_zero statements.
5489 2008-01-02 Richard Guenther <rguenther@suse.de>
5493 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
5494 for very large number of operands instead of ICEing.
5496 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
5499 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
5500 while stack probing.
5502 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
5504 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
5507 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
5510 * tree-mudflap.c (mx_register_decls): Guard warning by
5511 !DECL_ARTIFICIAL check.
5513 2008-01-01 Jakub Jelinek <jakub@redhat.com>
5515 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
5516 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
5517 sse5_perm<mode>): Fix constraints.