1 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
8 * gthr-vxworks.h (UNUSED): Define.
10 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
15 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17 * doc/extend.texi (Function Attributes): Add missing comma in the
18 example of the "alloc_size" attribute.
20 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
28 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
31 * stor-layout.c (update_alignment_for_field): Set minimum alignment
32 of the underlying type of a MS bitfield layout to the natural
33 alignment of the type.
35 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
38 to their natural alignment to avoid store forwarding stalls.
40 2008-03-22 Richard Guenther <rguenther@suse.de>
42 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
43 For PHI nodes verify the address is invariant.
44 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
45 (get_symbol_constant_value): Use is_gimple_min_invariant.
46 (maybe_fold_stmt_indirect): Likewise.
48 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
50 PR rtl-optimization/33927
51 * Makefile.in (dse.o): Depend on $(TM_P_H).
52 * expr.h (extract_low_bits): Declare.
53 * expmed.c (extract_low_bits): New function.
54 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
55 * dse.c: Include tm_p.h.
56 (find_shift_sequence): Remove the read_reg argument and return the
57 read value. Emit the instructions instead of returning them.
58 Iterate on new_mode rather than calculating it each time.
59 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
60 source to NEW_MODE and extract_low_bits to convert the shifted
62 (replace_read): Allow the load and store to have different mode
63 classes. Use extract_low_bits when SHIFT == 0. Create the shift
64 or extraction instructions before trying the replacement. Update
65 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
67 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
70 to their natural alignment to avoid store forwarding stalls.
72 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
75 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
76 encouraging but not allowing gprs for input;
77 change the input constraint to !f#r.
78 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
80 change the output constraint to !f#r.
82 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
86 corresponding post-reload splitters.
87 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
88 when x87 FP math is selected.
89 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
90 New function prototype.
91 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
92 unreachable function to ease macroization of insn patterns.
94 2008-03-21 Martin Jambor <mjambor@suse.cz>
96 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
97 reference dumps if ddr is NULL or dependence is unknown.
99 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
101 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
102 unsigned extension into account.
103 (ATOMIC_COMPARE_AND_SWAP): Likewise.
104 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
105 Do computations on a scratch register.
107 2008-03-21 Richard Guenther <rguenther@suse.de>
109 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
110 Use is_gimple_min_invariant instead of TREE_INVARIANT.
111 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
112 * tree-ssa-dom.c (record_equality): Likewise.
113 * tree-inline.c (copy_body_r): Likewise.
114 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
117 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
119 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
120 as 'delete_unused' argument.
122 2008-03-20 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
125 special casing of constant qualifiers.
126 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
127 care about them in general.
128 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
129 regardless of their type.
130 (fold_stmt_r): Forcefully fold *& if we end up with that.
132 2008-03-20 Paul Brook <paul@codesourcery.com>
134 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
135 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
137 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
139 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
140 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
142 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
144 * common.opt (Wmudflap): New option.
145 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
146 (mx_register_decls): Likewise.
147 (mudflap_finish_file): Likewise.
148 * doc/invoke.texi: Document -Wno-mudflap.
150 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
152 * c-format.c (replace_format_name_to_system_name): New.
154 (convert_format_name_to_system_name): New.
155 (decode_format_attr): Add use of convert_format_name_to_system_name.
156 (format_types_orig): Add gnu_ prefix to names.
157 (check_format_info_main): Special treating of \0 escaped names for
158 supporting multi-character format specifiers as I32, I64.
159 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
160 (gnu_target_overrides_format_attributes): New.
161 * c-format.h: Add structure target_ovr_attr to hold
162 system specific formatter names.
163 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
164 msformat-c.o file to c_target_objs and cxx_target_objs.
165 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
166 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
167 (TARGET_N_FORMAT_TYPES): New.
168 * config/i386/msformat-c.c: New.
169 * config/i386/t-cygming: Add build rule for msformat-c.o.
170 * doc/extend.texi: Add new format names gnu_* and ms_* and
172 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
174 2008-03-20 Ira Rosen <irar@il.ibm.com>
176 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
177 optimizations turned on under -O3.
178 (ftree-vectorize): Add that the flag is turned on with -O3.
180 2008-03-20 Ben Elliston <bje@au.ibm.com>
182 * regmove.c (try_auto_increment): Fix spelling error in comment.
183 * final.c (final_scan_insn): Likewise.
185 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
189 allocator preferences for "y" and "r" class registers.
190 ("*mov<mode>_internal"): Ditto.
191 ("*movv2sf_internal_rex64"): Ditto.
192 ("*movv2sf_internal"): Ditto.
194 2008-03-19 Michael Matz <matz@suse.de>
197 * calls.c (expand_call): Check overlap of arguments with call
198 address for sibcalls.
200 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
203 * stor-layout.c (update_alignment_for_field): Set minimum alignment
204 of the underlying type of a MS bitfield layout to the natural
205 alignment of the type.
207 2008-03-19 Jan Hubicka <jh@suse.cz>
210 * toplev.c (decode_d_option): Handle all CPP flags.
211 * tree-vrp.c: Update tree_pass descriptors.
212 * regrename.c: Update tree_pass descriptors.
213 * fwprop.c: Update tree_pass descriptors.
214 * doc/invoke.texi: Remove documentation of dropped -d? flags.
215 * tree-into-ssa.c: Update tree_pass descriptors.
216 * tree-dump.c: Update tree_pass descriptors.
217 * tree-complex.c: Update tree_pass descriptors.
218 * tree-dump.h: Update tree_pass descriptors.
219 * see.c: Update tree_pass descriptors.
220 * cgraphbuild.c: Update tree_pass descriptors.
221 * tracer.c: Update tree_pass descriptors.
222 * tree-loop-distribution.c: Update tree_pass descriptors.
223 * cgraph.c: Update tree_pass descriptors.
224 * postreload-gcse.c: Update tree_pass descriptors.
225 * postreload.c: Update tree_pass descriptors.
226 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
227 * tree-tailcall.c: Update tree_pass descriptors.
228 * tree-pass.h (tree_opt_pass): Rename to ...
229 (opt_pass) ... this one; add "type" field and remove letter field.
230 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
231 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
232 all_lowering_passes): Update declaration.
233 * ipa-cp.c: Update tree_pass descriptors.
234 * final.c: Update tree_pass descriptors.
235 * omp-low.c: Update tree_pass descriptors.
236 * tree-ssa-dse.c: Update tree_pass descriptors.
237 * ipa-reference.c: Update tree_pass descriptors.
238 * tree-ssa-uncprop.c: Update tree_pass descriptors.
239 * auto-inc-dec.c: Update tree_pass descriptors.
240 * reorg.c: Update tree_pass descriptors.
241 * cgraphunit.c: Update tree_pass descriptors.
242 * tree-ssa-copyrename.c: Update tree_pass descriptors.
243 * tree-ssa-ccp.c: Update tree_pass descriptors.
244 * df-core.c: Update tree_pass descriptors.
245 * mode-switching.c: Update tree_pass descriptors.
246 * tree-nomudflap.c: Update tree_pass descriptors.
247 * modulo-sched.c: Update tree_pass descriptors.
248 * ipa-pure-const.c: Update tree_pass descriptors.
249 * cse.c: Update tree_pass descriptors.
250 * web.c: Update tree_pass descriptors.
251 * tree-stdarg.c: Update tree_pass descriptors.
252 * tree-ssa-math-opts.c: Update tree_pass descriptors.
253 * tree-ssa-dom.c: Update tree_pass descriptors.
254 * tree-nrv.c: Update tree_pass descriptors.
255 * tree-ssa-alias.c: Update tree_pass descriptors.
256 * loop-init.c: Update tree_pass descriptors.
257 * gimple-low.c: Update tree_pass descriptors.
258 * ipa-inline.c: Update tree_pass descriptors.
259 * tree-ssa-sink.c: Update tree_pass descriptors.
260 * global.c: Update tree_pass descriptors.
261 * ifcvt.c: Update tree_pass descriptors.
262 * jump.c: Update tree_pass descriptors.
263 * predict.c: Update tree_pass descriptors.
264 * tree-ssa-loop.c: Update tree_pass descriptors.
265 * recog.c: Update tree_pass descriptors.
266 * dse.c: Update tree_pass descriptors.
267 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
268 * tree-eh.c: Update tree_pass descriptors.
269 * regmove.c: Update tree_pass descriptors.
271 * function.c: Update tree_pass descriptors.
272 * tree-vectorizer.c: Update tree_pass descriptors.
273 * gcse.c: Update tree_pass descriptors.
274 * ipa-type-escape.c: Update tree_pass descriptors.
275 * tree-if-conv.c: Update tree_pass descriptors.
276 * init-regs.c: Update tree_pass descriptors.
277 * ipa.c: Update tree_pass descriptors.
278 * tree-ssa-phiopt.c: Update tree_pass descriptors.
279 * rtl-factoring.c: Update tree_pass descriptors.
280 * lower-subreg.c: Update tree_pass descriptors.
281 * bt-load.c: Update tree_pass descriptors.
282 * tree-dfa.c: Update tree_pass descriptors.
283 * except.c: Update tree_pass descriptors.
284 * emit-rtl.c: Update tree_pass descriptors.
285 * cfgexpand.c: Update tree_pass descriptors.
286 * tree-cfgcleanup.c: Update tree_pass descriptors.
287 * cfgcleanup.c: Update tree_pass descriptors.
288 * tree-ssa-pre.c: Update tree_pass descriptors.
289 * tree-sra.c: Update tree_pass descriptors.
290 * tree-mudflap.c: Update tree_pass descriptors.
291 * tree-ssa-copy.c: Update tree_pass descriptors.
292 * cfglayout.c: Update tree_pass descriptors.
293 * tree-ssa-forwprop.c: Update tree_pass descriptors.
294 * tree-ssa-dce.c: Update tree_pass descriptors.
295 * tree-ssa.c: Update tree_pass descriptors.
296 * regclass.c: Update tree_pass descriptors.
297 * integrate.c: Update tree_pass descriptors.
298 * tree-optimize.c: Update tree_pass descriptors.
299 * tree-ssa-phiprop.c: Update tree_pass descriptors.
300 * tree-object-size.c: Update tree_pass descriptors.
301 * combine.c: Update tree_pass descriptors.
302 * tree-outof-ssa.c: Update tree_pass descriptors.
303 * bb-reorder.c: Update tree_pass descriptors.
304 * stack-ptr-mod.c: Update tree_pass descriptors.
305 * var-tracking.c: Update tree_pass descriptors.
306 * tree-profile.c: Update tree_pass descriptors.
307 * tree-vect-generic.c: Update tree_pass descriptors.
308 * reg-stack.c: Update tree_pass descriptors.
309 * sched-rgn.c: Update tree_pass descriptors.
310 * tree-ssa-structalias.c: Update tree_pass descriptors.
311 * tree-cfg.c: Update tree_pass descriptors.
312 * passes.c (current_pass): Update declaration.
313 (finish_optimization_passes): Update.
314 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
315 (register_one_dump_file, register_dump_files_1, next_pass_1):
317 (init_optimization_passes): Update handling of new types.
318 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
319 * ipa-struct-reorg.c: Update tree_pass descriptors.
320 * tree-ssa-reassoc.c: Update tree_pass descriptors.
321 * combine-stack-adj.c: Update tree_pass descriptors.
322 * cfgrtl.c: Update tree_pass descriptors.
323 * dce.c: Update tree_pass descriptors.
324 * tree-ssanames.c: Update tree_pass descriptors.
326 2008-03-19 Richard Guenther <rguenther@suse.de>
329 * tree-ssa.c (always_executed): New global flag.
330 (warn_uninitialized_var): If !always_executed warn with "maybe"
332 (execute_early_warn_uninitialized): Compute post-dominators.
333 Initialize always_executed before processing each basic block.
335 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
338 * config/i386/i386.c (x86_this_parameter): Calculate correct location
339 of "this" pointer when "regparm = N" or "fastcall" is in effect.
341 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
343 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
345 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
347 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
349 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
350 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
351 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
352 target after ignore has been set, and move there also the commputation
353 of subtarget and original_target.
354 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
355 (LANG_HOOKS_INITIALIZER): Remove it.
356 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
358 2008-03-18 Richard Guenther <rguenther@suse.de>
360 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
361 found an expression with constants, note that in the VN for the lhs.
362 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
363 fold them to constants if possible. Run cleanup_cfg if done so.
364 (execute_pre): Return todo.
366 (execute_fre): Likewise.
367 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
369 (get_prop_source_stmt): Look through pointer conversions.
371 2008-03-18 Jan Hubicka <jh@suse.cz>
373 * tree-pretty-print.c: Include predict.h.
374 (dump_generic_node): Dump predictor.
375 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
376 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
377 * gimple-low.c (lower_stmt): Likewise.
378 * expr.c (expand_expr_real): Likewise.
379 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
381 (build_predict_expr, build_predict_expr): New.
382 * predict.h (predictor_name, build_predict_expr): Update.
383 * c-typeck.c (c_finish_bc_stmt): Add prediction.
384 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
385 * predict.def (PRED_CONTINUE): Update hitrate.
386 * tree.def (PREDICT_EXPR): Define.
387 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
388 do not handle BIND_EXPR.
389 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
390 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
391 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
394 2008-03-18 Michael Matz <matz@suse.de>
396 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
398 2008-03-18 Richard Guenther <rguenther@suse.de>
400 * tree-gimple.h (is_gimple_invariant_address): Declare.
401 (is_gimple_constant): Likewise.
402 * tree-gimple.c (is_gimple_constant): New function.
403 (is_gimple_invariant_address): Likewise.
404 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
405 and is_gimple_invariant_address.
406 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
408 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
411 2008-03-18 Jakub Jelinek <jakub@redhat.com>
414 * gimplify.c (gimplify_expr): Gimplify second operand of
417 2008-03-17 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/19637
420 * fold-const.c (fold_unary): Remove restrictions of removing
421 intermediate pointer-conversions (P2)(P1)P0.
422 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
423 conversion to void pointer.
424 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
426 2008-03-16 James E. Wilson <wilson@tuliptree.org>
429 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
430 emulated thread local variables.
432 2008-03-16 Richard Guenther <rguenther@suse.de>
435 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
436 expand TREE_INVARIANT operations that are not gimple invariant.
438 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
440 * doc/extend.texi (Alignment): Say that the ABI controls
441 the __alignof__ for non-strict-alignment targets rather
442 than being a recommendation.
444 2008-03-15 Paul Brook <paul@codesourcery.com>
446 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
448 (arm_output_fn_unwind): Mark functions that can not be unwound.
450 2008-03-15 Paul Brook <paul@codesourcery.com>
452 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
453 extension instructions.
455 2008-03-15 Richard Guenther <rguenther@suse.de>
457 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
458 and fold constant aggregate refs.
459 (fold_const_aggregate_ref): Handle string constants
460 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
461 (evaluate_stmt): Simplify now that ccp_fold folds constant
464 2008-03-15 Paul Brook <paul@codesourcery.com>
466 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
467 (extzv): Use gen_extzv_t2.
468 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
470 2008-03-15 Richard Guenther <rguenther@suse.de>
472 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
473 (fold_const_aggregate_ref): Likewise.
474 (get_value): Return NULL if we don't have any values.
475 (ccp_finalize): Set const_val to NULL after freeing it.
476 * tree-flow.h (get_symbol_constant_value): Declare.
477 (fold_const_aggregate_ref): Likewise.
478 * tree-ssa-sccvn.c (try_to_simplify): Use them.
480 2008-03-15 Richard Guenther <rguenther@suse.de>
483 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
484 to not produce negative array indices if not allowed. Add
485 parameter to indicate that.
486 (maybe_fold_offset_to_component_ref): Allow negative array
487 indices only for the first member of a structure.
488 (maybe_fold_offset_to_reference): Allow negative array indices.
489 (maybe_fold_stmt_addition): Likewise.
491 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
492 Anatoly Sokolov <aesok@post.ru>
494 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
495 (avr_arch): Add ARCH_AVR6.
496 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
497 (initial_elimination_offset): Initialize and use 'avr_pc_size'
498 instead of fixed value 2.
499 (print_operand_address): Use gs() asm specifier instead of pm().
500 (avr_assemble_integer): (Ditto.).
501 (avr_output_addr_vec_elt): (Ditto.).
502 (print_operand): Handle "!" code.
503 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
504 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
505 (AVR_HAVE_EIJMP_EICALL): Define.
506 (AVR_3_BYTE_PC): Redefine.
507 (AVR_2_BYTE_PC): (Ditto.).
508 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
509 (LINK_SPEC): Add atmega2560 and atmega2561.
510 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
512 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
513 for 3 byte PC devices.
514 (call_value_insn): (Ditto.).
515 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
516 (indirect_jump): Use only for for 2 byte PC devices.
517 (*tablejump): (Ditto.).
518 (*indirect_jump_avr6): Add insn.
519 (*tablejump_rjmp): Don't use for 3 byte PC devices.
520 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
521 instead of ijmp for 3 byte PC devices.
522 (__tablejump2__): (Ditto.).
523 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
524 (MULITLIB_DIRNAMES): (Ditto.).
525 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
527 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
530 "sse2_umulsidi3". Use V1DI mode for operand 0.
531 ("mmx_psadbw"): Use V1DI mode for operand 0.
532 * config/i386/i386-modes.def (V1SI): New vector mode.
533 * config/i386/i386.c (struct builtin_description)
534 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
535 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
536 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
537 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
538 v1di_ftype_v8qi_v8qi type.
539 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
541 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
542 __builtin_ia32_pmuludq]: Fix the mode of return value.
544 2008-03-15 Richard Guenther <rguenther@suse.de>
547 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
550 2008-03-14 Bob Wilson <bob.wilson@acm.org>
552 * doc/invoke.texi (Option Summary, Xtensa Options): Document
553 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
554 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
555 unless TARGET_SERIALIZE_VOLATILE is enabled.
556 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
557 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
558 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
560 2008-03-14 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/34172
563 * tree-flow.h (refs_may_alias_p): Declare.
564 (get_single_def_stmt): Likewise.
565 (get_single_def_stmt_from_phi): Likewise.
566 (get_single_def_stmt_with_phi): Likewise.
567 * tree-dfa.c (refs_may_alias_p): New function.
568 (get_single_def_stmt): Likewise.
569 (get_single_def_stmt_from_phi): Likewise.
570 (get_single_def_stmt_with_phi): Likewise.
571 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
572 (vn_reference_lookup_1): New helper function.
573 (vn_reference_lookup): Walk the virtual use-def chain to
574 continue searching for a match if the def does not alias the
575 reference we are looking for.
577 2008-03-14 David Edelsohn <edelsohn@gnu.org>
579 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
580 archive and Perzl. Update The Written Word listing.
582 2008-03-14 Richard Guenther <rguenther@suse.de>
584 PR tree-optimization/34043
585 PR tree-optimization/33989
586 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
588 (bitmap_find_leader): Use extra argument to verify dominance
589 relationship inside a basic-block.
590 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
591 (find_leader_in_sets): Adjust.
592 (create_component_ref_by_pieces): Take extra argument for
593 dominance check, handle lookup failures.
594 (find_or_generate_expression): Likewise.
595 (create_expression_by_pieces): Likewise.
596 (insert_into_preds_of_block): Adjust.
597 (create_value_expr_from): If asked for, verify all operands
598 are in the blocks AVAIL_OUT set.
599 (make_values_for_stmt): Check for SSA_NAMEs that are life
600 over an abnormal edge.
601 (compute_avail): Remove such check.
602 (do_SCCVN_insertion): New function.
603 (eliminate): If we do not find a leader suitable for replacement
604 insert a replacement expression from SCCVN if available.
605 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
606 (struct vn_ssa_aux): Add needs_insertion flag.
607 * tree-ssa-sccvn.c (may_insert): New global flag.
608 (copy_reference_ops_from_ref): Value-number union member access
609 based on its size, not type and member if insertion is allowed.
610 (visit_reference_op_load): For a weak match from union type
611 punning lookup a view-converted value and insert a SSA_NAME
612 for that value if that is not found.
613 (visit_use): Make dumps shorter. Do not disallow value numbering
614 SSA_NAMEs that are life over an abnormal edge to constants.
615 (free_scc_vn): Release inserted SSA_NAMEs.
616 (run_scc_vn): New flag to specify whether insertion is allowed.
617 Process SSA_NAMEs in forward order.
618 * tree-ssa-loop-im.c (for_each_index): Handle invariant
619 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
620 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
621 pointer type to/from integral types that do not change the
622 precision to regular conversions.
624 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
626 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
627 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
628 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
629 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
630 input arguments and the mode of return value. Built-in functions
631 that operate on whole 64-bit MMX register now use V1DI mode.
633 2008-03-13 Alon Dayan <alond@il.ibm.com>
634 Olga Golovanevsky <olga@il.ibm.com>
636 PR tree-optimization/35041
637 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
638 to locate the right position in a statement.
640 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/xmmintrin.h: Change all static inline functions to
645 extern inline and add __gnu_inline__ attribute.
646 * config/i386/bmintrin.h: Ditto.
647 * config/i386/smmintrin.h: Ditto.
648 * config/i386/tmmintrin.h: Ditto.
649 * config/i386/mmintrin-common.h: Ditto.
650 * config/i386/ammintrin.h: Ditto.
651 * config/i386/emmintrin.h: Ditto.
652 * config/i386/pmmintrin.h: Ditto.
653 * config/i386/mmintrin.h: Ditto.
654 * config/i386/mm3dnow.h: Ditto.
656 2008-03-13 Jakub Jelinek <jakub@redhat.com>
659 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
660 (lower_omp_2): New function.
661 (lower_omp_1, lower_omp): Rewritten.
663 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
666 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
667 with the phrase "Microsoft Windows compilers".
668 (Push/Pop Macro Pragmas): New subsection. Document
669 #pragma push_macro and pragma pop_macro.
671 2008-03-12 Paul Brook <paul@codesourcery.com>
673 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
675 2008-03-12 Paul Brook <paul@codesourcery.com>
677 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
678 (thumb2_alusi3_short): Exclude PLUS and MINUS.
679 (thumb2_addsi_shortim): Rename ...
680 (thumb2_addsi_short): ... to this. Allow register operands.
681 (thumb2_subsi_short): New pattern.
682 (thumb2_one_cmplsi2_short,
683 thumb2_negsi2_short): New patterns and peepholes.
685 2008-03-12 Paul Brook <paul@codesourcery.com>
687 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
689 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/i386.md (int_cond): New code iterator.
693 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
694 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
695 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
696 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
697 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
698 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
699 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
700 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
702 2008-03-12 Paul Brook <paul@codesourcery.com>
704 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
705 instead of {arm,thumb}_compute_save_reg_mask.
706 (output_return_instruction): Ditto.
707 (thumb_unexpanded_epilogue): Ditto.
708 (thumb1_expand_prologue): Ditto.
709 (thumb1_output_function_prologue): Ditto.
710 (arm_set_return_address): Ditto.
711 (thumb_set_return_address): Ditto.
712 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
713 regs to achieve stack alignment.
714 (thumb1_compute_save_reg_mask): Fix compiler warning.
715 (arm_output_epilogue): Use offsets->saved_regs_mask.
716 Adjust stack pointer by poping call clobered registers.
717 (arm_expand_prologue): Use offsets->saved_regs_mask.
718 Adjust stack pointer by pushing extra registers.
719 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
721 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
724 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
725 conversion to the operands of a multiplication.
727 2008-03-12 Richard Guenther <rguenther@suse.de>
729 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
730 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
731 * timevar.def (TV_TREE_PHIPROP): Add.
732 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
733 pass description. Use TV_TREE_PHIPROP.
734 * tree-ssa-forwprop.c: Remove phiprop code.
736 2008-03-12 Jakub Jelinek <jakub@redhat.com>
739 * omp-low.c (maybe_lookup_decl): Constify first argument.
740 (use_pointer_for_field): Change last argument from bool to
741 omp_context *. Disallow shared copy-in/out in nested
742 parallel if decl is shared in outer parallel too.
743 (build_outer_var_ref, scan_sharing_clauses,
744 lower_rec_input_clauses, lower_copyprivate_clauses,
745 lower_send_clauses, lower_send_shared_vars): Adjust callers.
747 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
748 Ira Rosen <irar@il.ibm.com>
750 * tree-vectorizer.c (free_stmt_vec_info): New function.
751 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
752 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
753 * tree-vectorizer.h (free_stmt_vec_info): Declare.
754 * tree-vect-transform.c (vectorizable_conversion): Free
755 vec_oprnds0 if it was allocated.
756 (vect_permute_store_chain): Remove unused VECs.
757 (vectorizable_store): Free VECs that are allocated in the..
759 (vect_transform_strided_load, vectorizable_load): Likewise.
760 (vect_remove_stores): Simplify the code.
761 (vect_transform_loop): Move code to vect_remove_stores().
762 Call vect_remove_stores() and free_stmt_vec_info().
764 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
766 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
767 TARGET_HPUX. Revise comment.
768 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
769 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
770 Use sr4 variant of `be' instruction when not generating PIC code.
771 (attr_length_call): Adjust for above change.
773 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
775 * ipa-reference.c (static_execute): Remove module_statics_const and
776 associated setting code.
778 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
782 predicate for operand 1.
783 (paritysi2_cmp): Use register_operand predicate for operand 2.
784 Use earlyclobber modifier for operand 1. Remove support for
786 (paritydi2_cmp): Use register_operand predicate for operand 3.
787 Use earlyclobber modifier for operand 1. Remove support for
790 2008-03-11 Paul Brook <paul@codesourcery.com>
791 Vladimir Prus <vladimir@codesourcery.com>
793 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
794 (arm_compute_save_reg0_reg12_mask): Always
795 check if register 11 must be saved. Always safe hard frame pointer
796 when frame_pointer_needeed.
797 (arm_compute_save_reg_mask): Save IP and PC
798 only with apcs frames.
799 (arm_output_epilogue): Adjust Thumb2 codepath to
800 be also invoked and work for ARM non-apcs frames.
801 (arm_expand_prologue): Don't bother saving IP
802 for non-apcs frame, since it's not clobbered by
803 prologue code. Implement non-apcs frame
806 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
808 PR rtl-optimization/35281
809 * expr.c (convert_move): Use a new pseudo for the intermediate
810 from_mode->word_mode result.
812 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
814 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
815 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
816 * toplev.c (compile_file): Don't call it.
818 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
821 * expr.c (store_expr): Call emit_block_move if the mode
822 of "temp" RTX is BLKmode.
824 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
825 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/31358
828 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
829 the step with a NULL_TREE.
830 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
831 to sizetype if type is a pointer type.
832 (add_candidate_1): Don't convert the base and step to
833 the generic type if the orginal type is a pointer type.
834 (add_iv_value_candidates): Use sizetype for the step
835 if type is a pointer type.
836 (cand_value_at): Likewise.
837 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
839 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
840 Don't convert the tem affine to the type.
841 (add_elt_to_tree): Use sizetype for the step if a pointer.
842 Use POINTER_PLUS_EXPR for pointers.
843 (aff_combination_to_tree): Use sizetype for the step if a
846 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
848 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
849 Remove commutativity hint.
851 2008-03-10 Jakub Jelinek <jakub@redhat.com>
855 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
856 errorneous type. Check that v is a VAR_DECL.
859 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
861 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
863 PR tree-optimization/35494
864 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
865 may be overriden at link and run time.
867 2008-03-10 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/34677
870 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
871 (poolify_tree): Likewise.
872 (modify_expr_template): Likewise.
873 (poolify_modify_stmt): Likewise.
874 (insert_fake_stores): Handle all component-ref style stores
875 in addition to INDIRECT_REF. Also handle complex types.
876 Do not poolify the inserted load.
877 (realify_fake_stores): Do not rebuild the tree but only
878 make it a SSA_NAME copy.
879 (init_pre): Remove initialzation of modify_expr_template.
880 Do not allocate modify_expr_node_pool.
881 (fini_pre): Do not free modify_expr_node_pool.
883 2008-03-10 Paul Brook <paul@codesourcery.com>
885 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
888 2008-03-10 Paul Brook <paul@codesourcery.com>
889 Mark Shinwell <shinwell@codesourcery.com>
891 * config/arm/cortex-r4.md: New.
892 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
894 * config/arm/arm.md: Include cortex-r4.md.
895 (insn): Add smmls, sdiv and udiv values.
896 (generic_sched): Don't use generic scheduling for Cortex-R4.
897 (arm_issue_rate): New function.
898 (TARGET_SCHED_ISSUE_RATE): Define.
900 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
902 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
904 2008-03-10 Richard Guenther <rguenther@suse.de>
906 * tree-ssa-pre.c (get_sccvn_value): Simplify.
907 (compute_avail): Do not add stmt uses to AVAIL_OUT.
909 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
911 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
914 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
916 * c.opt (Wsynth): Deprecate.
917 * doc/invoke.texi (Option Summary, Warning Options): Document
918 -Wno-format-contains-nul.
920 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
924 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
926 2008-03-09 Ira Rosen <irar@il.ibm.com>
928 * config/rs6000/rs6000.c (builtin_description): Rename vector
929 left shift operations.
930 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
931 (altivec_vsl<VI_char>): Rename to ...
932 (ashl<mode>3): ... new name.
933 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
935 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
937 2008-03-08 Richard Guenther <rguenther@suse.de>
939 * coverage.h (tree_coverage_counter_addr): Declare.
940 * coverage.c (tree_coverage_counter_addr): New function.
941 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
943 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
944 (tree_gen_one_value_profiler): Likewise.
945 (tree_gen_ic_profiler): Likewise.
946 (tree_gen_average_profiler): Likewise.
947 (tree_gen_ior_profiler): Likewise.
949 2008-03-08 Richard Guenther <rguenther@suse.de>
951 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
952 (vn_binary_op_insert): Likewise.
953 (vn_unary_op_lookup): Likewise.
954 (vn_unary_op_insert): Likewise.
955 (vn_nary_op_lookup): Declare.
956 (vn_nary_op_insert): Likewise.
957 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
958 and binary hashes, use a single obstack for unary_op_pool
960 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
961 a single struct vn_nary_op_s. Store tree code length and
962 a variable number of operands.
963 (struct vn_reference_op_struct): Remove unused op2.
964 (vn_reference_op_eq): Do not compare op2.
965 (vn_reference_op_compute_hash): Do not compute hash of op2.
966 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
967 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
968 with vn_nary_op_compute_hash.
969 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
970 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
972 (vn_unary_op_insert, vn_binary_op_insert): Replace with
974 (visit_unary_op): Call nary functions.
975 (visit_binary_op): Likewise.
976 (process_scc): Adjust for struct vn_tables_s changes.
977 (allocate_vn_table): Likewise.
978 (free_vn_table): Likewise.
979 * tree-vn.c (vn_add): Call nary functions.
980 (vn_lookup): Likewise.
982 2008-03-08 Jakub Jelinek <jakub@redhat.com>
985 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
986 wdst back after sync_compare_and_swapqhi_internal.
988 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386-modes.def (V1DI): New vector mode.
992 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
993 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
995 (MMXMODE): Add V1DI mode.
996 (mmxvecsize): Change DI mode to V1DI mode.
997 ("mov<mode>): Use MMXMODEI8 mode iterator.
998 ("*mov<mode>_internal_rex64"): Ditto.
999 ("*mov<mode>_internal"): Ditto.
1000 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
1001 ("mmx_sub<mode>3"): Ditto.
1002 ("mmx_adddi3"): Remove insn pattern.
1003 ("mmx_subdi3"): Ditto.
1004 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1005 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1006 ("mmx_ashl<mode>3"): Ditto.
1007 ("mmx_lshrdi3"): Remove insn pattern.
1008 ("mmx_ashldi3"): Ditto.
1009 * config/i386/i386.c (classify_argument): Handle V1DImode.
1010 (function_arg_advance_32): Ditto.
1011 (function_arg_32): Ditto.
1012 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1013 mmx_addv1di3 insn pattern.
1014 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1015 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1016 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1017 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1018 Remove definitions of built-in functions.
1019 (V1DI_type_node): New node.
1020 (v1di_ftype_v1di_int): Ditto.
1021 (v1di_ftype_v1di_v1di): Ditto.
1022 (v2si_ftype_v2si_si): Ditto.
1023 (v4hi_ftype_v4hi_di): Remove node.
1024 (v2si_ftype_v2si_di): Ditto.
1025 (ix86_init_mmx_sse_builtins): Handle V1DImode.
1026 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1027 Redefine builtins using def_builtin_const with *_ftype_*_int node.
1028 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1029 Add new builtins using def_builtin_const.
1030 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1031 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1032 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1033 * config/i386/mmintrin.h (__v1di): New typedef.
1034 (_mm_add_si64): Cast arguments to __v1di type.
1035 (_mm_sub_si64): Ditto.
1036 (_mm_sll_pi16): Cast __count to __v4hi type.
1037 (_mm_sll_pi32): Cast __count to __v2si type.
1038 (_mm_sll_si64): Cast arguments to __v1di type.
1039 (_mm_srl_pi16): Cast __count to __v4hi type.
1040 (_mm_srl_pi32): Cast __count to __v2si type.
1041 (_mm_srl_si64): Cast arguments to __v1di type.
1042 (_mm_sra_pi16): Cast __count to __v4hi type.
1043 (_mm_sra_pi32): Cast __count to __v2si type.
1044 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1045 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1046 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1047 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1048 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1049 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1050 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1051 (_mm_srai_pi32): Use __builtin_ia32_psradi.
1052 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1053 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1054 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1055 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1057 2008-03-07 Joseph Myers <joseph@codesourcery.com>
1059 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1061 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
1064 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1065 reg+const addressing for Altivec modes. Don't generate reg+reg
1066 addressing for TFmode or TDmode quantities.
1068 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
1070 * c-common.c (vector_types_convertible_p): Call langhook
1071 instead of comptypes.
1073 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1076 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1077 integral and scalar float variables which have a
1080 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
1082 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1083 dwarf_register_span hook when emitting unwind information for
1084 register-to-memory saves.
1085 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1086 (rs6000_frame_related): Remove call to spe_synthesize_frame.
1088 2008-03-06 Jakub Jelinek <jakub@redhat.com>
1090 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1091 for the same VAR_DECL.
1093 2008-03-06 Tom Tromey <tromey@redhat.com>
1096 * doc/standards.texi (Standards): Don't mention treelang.
1097 * doc/invoke.texi (Overall Options): Don't mention treelang.
1098 * doc/install.texi (Prerequisites): Don't mention bison or
1100 (Configuration): Don't mention treelang.
1101 (Building): Likewise.
1102 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1104 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
1106 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1107 word-extractions out of a multi-word object.
1109 2008-03-06 Richard Guenther <rguenther@suse.de>
1111 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1112 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1113 result type and precision.
1114 * expr.c (get_inner_reference): Set unsignedp based on the result
1115 type of BIT_FIELD_REF.
1116 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1117 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1118 (try_instantiate_multiple_fields): Likewise. Use the correct type
1120 (sra_build_assignment): Likewise.
1121 (sra_build_elt_assignment): Likewise.
1122 (sra_explode_bitfield_assignment): Likewise.
1123 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1124 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1125 set BIT_FIELD_REF_UNSIGNED.
1126 (vectorizable_load): Likewise.
1128 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
1130 * cse.c (cse_extended_basic_block): Invalidate artificial defs
1133 2008-03-06 Richard Guenther <rguenther@suse.de>
1135 * alias.c (struct alias_set_entry): Move has_zero_child field
1136 to pack with alias_set.
1138 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1140 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1143 2008-03-05 Ian Lance Taylor <iant@google.com>
1145 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1147 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1149 * fwprop.c (update_df): Support width and offset parameters of
1151 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1152 global_conflicts): Change DF_REF_EXTRACT to either
1153 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1154 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1155 * df-scan.c (df_ref_record, df_defs_record,
1156 df_ref_create_structure, df_def_record_1, df_uses_record,
1157 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1158 df_bb_refs_collect, df_entry_block_defs_collect,
1159 df_exit_block_uses_collect): Support new width and offset fields.
1160 (ref_extract_pool): New storage pool.
1161 (df_free_ref): New function.
1162 (df_reg_chain_unlink, df_free_collection_rec,
1163 df_sort_and_compress_refs): Call df_free_ref.
1164 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1166 (df_ref_create_structure): Allocate df_ref_extract if offset and
1167 width fields are used.
1168 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1169 (df_uses_record): Get offset and width from ZERO_EXTRACT
1171 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1172 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1173 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1174 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1175 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
1176 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1177 (df_ref_extract): New structure.
1178 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1179 (df_ref_create): Add width and offset parameters.
1181 2008-03-05 Richard Guenther <rguenther@suse.de>
1183 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1184 Use ranges_overlap_p.
1185 (offset_overlaps_with_access): Rename
1186 to ranges_overlap_p and move ...
1187 * tree-flow-inline.h (ranges_overlap_p): ... here.
1189 * tree.h (get_inner_reference, handled_component_p): Update
1192 * tree.h (record_component_aliases, get_alias_set,
1193 alias_sets_conflict_p, alias_sets_must_conflict_p,
1194 objects_must_conflict_p): Move declarations ...
1195 * alias.h (record_component_aliases, get_alias_set,
1196 alias_sets_conflict_p, alias_sets_must_conflict_p,
1197 objects_must_conflict_p): ... here.
1198 Include coretypes.h.
1199 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1201 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
1203 * cfg.c: Include tree-flow.h.
1204 (remove_edge_raw): Call redirect_edge_var_map_clear.
1205 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1206 * tree-flow-inline.h (redirect_edge_var_map_def): New.
1207 (redirect_edge_var_map_result): New.
1208 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1209 PENDING_STMT use with redirect_edge_var_map_*.
1210 * tree-ssa.c (edge_var_maps): New definition.
1211 (redirect_edge_var_map_add): New.
1212 (redirect_edge_var_map_clear): New.
1213 (redirect_edge_var_map_dup): New.
1214 (redirect_edge_var_map_vector): New.
1215 (redirect_edge_var_map_destroy): New.
1216 (ssa_redirect_edge): Replace PENDING_STMT use with
1217 redirect_edge_var_map_*.
1218 (flush_pending_stmts): Same.
1219 (delete_tree_ssa): Destroy edge var map.
1220 * tree-flow.h (struct _edge_var_map): New.
1221 Define edge_var_map vector type.
1222 Declare redirect_edge_var_map_* prototypes.
1223 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1224 * tree-cfg.c (reinstall_phi_args): Replace
1225 PENDING_STMT use with redirect_edge_var_map_*.
1227 2008-03-05 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/35472
1230 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1231 whose single use_stmt has a overlapping set of loaded and
1232 stored symbols as that use_stmt might be a noop assignment then.
1234 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
1236 * gthr-rtems.h: Implement __gthread_mutex_destroy.
1238 2008-03-05 Richard Guenther <rguenther@suse.de>
1241 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1242 should be constants.
1243 * tree-cfg.c (verify_expr): Verify it.
1244 * fold-const.c (fold_truthop): Remove code generating
1245 BIT_FIELD_REFs of structure bases.
1246 (fold_binary): Likewise.
1247 (fold_ternary): Position and size of BIT_FIELD_REFs are
1248 always host integers.
1249 (make_bit_field_ref): Remove.
1250 (optimize_bit_field_compare): Remove.
1251 (all_ones_mask_p): Remove.
1253 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
1256 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1257 (split_block_and_df_analyze): New. Split basic block and rebuild
1259 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1261 (split_pattern_seq): Likewise.
1262 (erase_matching_seqs): Likewise.
1263 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1265 2008-03-04 Geoff Keating <geoffk@apple.com>
1267 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1268 declaration and code.
1269 (tree_invalid_nonnegative_warnv_p): Likewise.
1271 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1273 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1274 examples. Truncate option-names then causing overfull hbox.
1276 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1279 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1281 * configure: Rebuilt.
1283 2008-03-04 Rafael Espindola <espindola@google.com>
1285 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1286 (tree_unary_nonnegative_warnv_p): New.
1287 (tree_binary_nonnegative_warnv_p): New.
1288 (tree_single_nonnegative_warnv_p): New.
1289 (tree_invalid_nonnegative_warnv_p): New.
1290 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1292 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1295 * opts.c (handle_option): Postpone 'unknown option' errors only for
1298 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1304 2008-03-04 Rafael Espindola <espindola@google.com>
1306 * fold-const.c (tree_unary_nonzero_warnv_p): New.
1307 (tree_binary_nonzero_warnv_p): New.
1308 (tree_single_nonzero_warnv_p): New.
1309 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1311 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1314 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1315 transformations for modes that have signed zeros.
1316 * ifcvt.c (noce_try_abs): Ditto.
1318 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1320 * config/i386/i386.c (override_options): Force
1321 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1323 2008-03-04 Jan Hubicka <jh@suse.cz>
1326 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1329 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1331 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1332 label to probe the stack.
1334 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1336 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1337 (__gthr_win32_mutex_destroy): Declare.
1338 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1339 __gthr_win32_mutex_destroy.
1340 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1342 2008-03-03 Jan Hubicka <jh@suse.cz>
1345 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1346 aggressive on inlining cold calls.
1348 2008-03-03 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1351 struct copies into the expression table.
1352 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1353 (try_to_simplify): Likewise.
1354 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1355 integral and pointer arguments which do not change the
1356 precision to NOP_EXPRs.
1357 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1358 VIEW_CONVERT_EXPR case.
1360 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1363 defined in a loop at depth 0 is invariant.
1364 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1365 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1366 be called at loop depth 0.
1368 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1371 * gcc.c (process_command): Update copyright notice dates.
1372 * gcov.c (print_version): Likewise.
1373 * gcov-dump.c (print_version): Likewise.
1374 * mips-tfile.c (main): Likewise.
1375 * mips-tdump.c (main): Likewise.
1377 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1380 * c-common.c (flag_permissive): Delete.
1381 (constant_expression_warnings): Check flags first.
1382 (constant_expression_error): New.
1383 * c-common.h (flag_permissive): Delete.
1384 (constant_expression_error): Declare.
1385 * flags.h (flag_permissive): Declare. Update description.
1386 * diagnostic.c (pedwarn): Update.
1388 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1389 (permissive_error_kind): New.
1390 * toplev.c (flag_permissive): Define. Update description.
1391 * toplev.h (permissive_error_kind): Declare.
1392 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1393 (pedwarn_c90): Use pedantic_warning_kind.
1394 * c-opts.c (c_common_post_options): flag_permissive does not affect
1395 flag_pedantic_errors.
1397 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1399 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1400 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1401 __absvsi2, __absvDI2): Use unsigned arithmetic.
1403 2008-03-02 Andi Kleen <ak@suse.de>
1404 Richard Guenther <rguenther@suse.de>
1406 * struct-equiv.c: Remove file.
1407 * cfg_cleanup.c (condjump_equiv_p): Remove.
1408 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1409 (struct-equiv.o): Remove rule.
1410 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1411 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1412 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1414 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1416 * ifcvt.c (noce_process_if_block): Try to handle only the then
1417 block if the else block exists but isn't suitable.
1419 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1422 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1423 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1424 regression from previous patch.
1426 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1429 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1431 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1432 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1433 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1434 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1435 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1436 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1437 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1438 (__gthread_mutex_destroy_function): Rename to
1439 __gthread_mutex_destroy.
1440 * gthr-dce.h (__gthread_mutex_destroy): Call
1441 pthread_mutex_destroy.
1442 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1443 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1444 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1446 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1448 * df-scan.c (df_ref_chain_change_bb): Simplify.
1449 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1450 set_block_for_insn if there's any change.
1451 * df.h ((df_insn_change_bb): Fix prototype.
1452 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1453 df_insn_change_bb, don't call set_block_for_insn.
1454 * emit-rtl.c (reorder_insns): Likewise.
1455 * haifa-sched.c (move_insn): Likewise.
1457 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1459 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1461 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1463 * tree-flow-inline.h (next_readonly_imm_use): Return
1464 NULL_USE_OPERAND_P after the end.
1466 2008-03-01 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/35411
1469 * tree-sra.c (sra_build_assignment): Split conversion to
1470 final type to a separate statement if we are not assigning
1473 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1475 * fold-const.c (fold_convertible_p): Correct the logic to follow
1476 that in fold_convert().
1478 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1481 * tree-inline.c (build_duplicate_type): When we make a
1482 duplicate type, make it unique in the canonical types system.
1484 2008-02-29 Tom Tromey <tromey@redhat.com>
1486 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1487 input_file_stack_history, input_file_stack_restored): Remove.
1488 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1489 * input.h (struct file_stack): Remove.
1490 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1491 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1493 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1495 (diagnostic_last_module_changed): Add 'map' argument.
1496 (diagnostic_set_last_function): Likewise.
1497 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1498 line map, not input_file_stack.
1499 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1501 2008-02-29 Paul Brook <paul@codesourcery.com>
1503 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1505 2008-02-29 Paul Brook <paul@codesourcery.com>
1507 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1509 2008-02-29 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1513 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1514 value for comparing for a store match.
1515 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1516 (try_to_simplify): Do not do a full-blown reference lookup.
1518 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1520 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1521 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1523 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1525 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1527 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1528 strides against cache sizes.
1530 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1532 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1535 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1537 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1538 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1539 is smaller than the original promoted value.
1540 (simplify_subreg): If OP is a SUBREG, try to preserve its
1541 SUBREG_PROMOTED_VAR_P information.
1543 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1545 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1546 (VN_INFO_GET): Allocate new objects on the obstack.
1547 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1548 for rpo_numbers_temp, for consistency.
1549 (free_scc_vn): Free the obstack.
1551 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1553 * doc/invoke.texi: Document -ftree-loop-distribution.
1554 * tree-loop-distribution.c: New.
1555 * tree-pass.h (pass_loop_distribution): New.
1556 * graphds.h (struct graph): Add htab_t indices.
1557 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1558 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1559 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1560 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1561 * tree-data-ref.c (debug_data_dependence_relations): New.
1562 (dump_data_dependence_relation): Also print data references.
1563 (free_data_ref): Extern.
1564 (same_access_functions): Moved...
1565 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1566 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1567 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1568 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1569 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1570 (stmts_from_loop): Skip LABEL_EXPR.
1571 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1573 (build_rdg): Initialize rdg->indices htab.
1574 (free_rdg, stores_from_loop, ref_base_address,
1575 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1576 have_similar_memory_accesses_1, ref_base_address_1,
1577 remove_similar_memory_refs): New.
1578 * tree-data-ref.h: Depend on tree-chrec.h.
1579 (debug_data_dependence_relations, free_data_ref): Declared.
1580 (same_access_functions): ... here.
1581 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1583 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1584 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1585 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1586 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1587 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1588 rdg_vertex_for_stmt): Declared.
1589 (struct rdg_edge): Add level.
1591 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1592 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1594 (rdg_has_similar_memory_accesses): New.
1595 * tree-vect-analyze.c: Remove unused static decls.
1596 * lambda.h (dependence_level): New.
1597 * common.opt (ftree-loop-distribution): New.
1598 * tree-flow.h (mark_virtual_ops_in_bb,
1599 slpeel_tree_duplicate_loop_to_edge_cfg,
1600 rename_variables_in_loop): Declared.
1601 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1602 (OBJS-common): Add tree-loop-distribution.o.
1603 (tree-loop-distribution.o): New rule.
1604 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1605 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1606 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1608 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1611 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1612 other than structures and unions.
1614 2008-02-28 Richard Guenther <rguenther@suse.de>
1617 2008-02-26 Richard Guenther <rguenther@suse.de>
1619 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1620 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1621 (lookup_decl_from_uid): Declare.
1622 (remove_decl_from_map): Likewise.
1623 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1624 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1625 (decl_for_uid_map): New global hashtable mapping DECL_UID
1627 (init_ttree): Allocate it.
1628 (insert_decl_to_uid_decl_map): New helper function.
1629 (make_node_stat): Insert new decls into the map.
1630 (copy_node_stat): Likewise.
1631 (lookup_decl_from_uid): New function.
1632 (remove_decl_from_map): Likewise.
1633 (print_decl_for_uid_map_statistics): New helper.
1634 (dump_tree_statistics): Call it.
1636 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1637 (referenced_var_iterator): Adjust.
1638 (FOR_EACH_REFERENCED_VAR): Adjust.
1639 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1640 (num_referenced_vars): Adjust.
1641 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1642 (first_referenced_var): Remove.
1643 (end_referenced_vars_p): Likewise.
1644 (next_referenced_var): Likewise.
1645 (referenced_var_iterator_set): New helper function.
1646 * tree-dfa.c (referenced_var_lookup): Adjust.
1647 (referenced_var_check_and_insert): Likewise.
1648 (remove_referenced_var): Likewise.
1649 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1651 (verify_call_clobbering): Likewise.
1652 (verify_memory_partitions): Likewise.
1653 (init_tree_ssa): Allocate bitmap instead of hashtable for
1655 (delete_tree_ssa): Adjust.
1656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1658 (compute_tag_properties): Likewise.
1659 (set_initial_properties): Likewise.
1660 (find_partition_for): Likewise.
1661 (update_reference_counts): Likewise.
1662 (dump_may_aliases_for): Likewise.
1663 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1664 (add_call_clobber_ops): Likewise.
1665 (add_call_read_ops): Likewise.
1666 (get_asm_expr_operands): Likewise.
1667 * tree-into-ssa.c (dump_decl_set): Likewise.
1668 (update_ssa): Likewise.
1669 * tree-sra.c (scan_function): Likewise.
1670 (decide_instantiations): Likewise.
1671 (scalarize_parms): Likewise.
1672 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1673 (dsa_named_for): Likewise.
1674 * tree-ssa-structalias.c (update_alias_info): Likewise.
1675 (merge_smts_into): Likewise.
1677 2008-02-27 David Daney <ddaney@avtrex.com>
1680 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1681 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1682 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1683 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1684 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1686 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1689 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1690 (BUILT_IN_NEXTTOWARD): Remove.
1691 (BUILT_IN_NEXTTOWARDF): Ditto.
1692 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1693 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1695 2008-02-27 Tom Tromey <tromey@redhat.com>
1697 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1698 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1700 2008-02-27 Jan Beulich <jbeulich@novell.com>
1702 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1703 update the respective field on newdecl.
1705 2008-02-27 Revital Eres <eres@il.ibm.com>
1707 PR rtl-optimization/34999
1708 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1709 crossing edges that ends with a call insn.
1710 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1711 call insn and clear the EDGE_CROSSING flag of the crossing edge
1712 when fixing fallthru edges.
1714 2008-02-27 Richard Guenther <rguenther@suse.de>
1717 * fold-const.c (fold_unary): Return the correct argument,
1718 converted to the result type.
1720 2008-02-27 Richard Guenther <rguenther@suse.de>
1723 * expr.c (expand_expr_real_1): Assert on rotates that operate
1725 * fold-const.c (fold_binary): Use the types precision, not the
1726 bitsize of the mode if folding rotate expressions. Build rotates
1727 only for full modes.
1729 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1731 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1733 * c-pragma.c (pragma_ns_name): New typedef.
1734 (registered_pp_pragmas): New variable.
1735 (c_pp_lookup_pragma): New function.
1736 (c_register_pragma_1): If flag_preprocess_only, do nothing
1737 for non-expanded pragmas, for expanded ones push pragma's
1738 namespace and name into registered_pp_pragmas vector.
1739 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1740 flag_preprocess_only, don't register GCC pch_preprocess
1741 pragma if flag_preprocess_only.
1742 * c-opts.c (c_common_init): Call init_pragma even if
1743 flag_preprocess_only.
1744 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1745 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1746 cpp_register_pragma if flag_preprocess_only.
1748 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1751 * c-parser.c (c_parser_translation_unit): Warn for empty
1752 translation unit, not empty source file.
1754 2008-02-26 Paul Brook <paul@codesourcery.com>
1756 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1757 operand for Thumb-2.
1758 * config/arm/arm.h (reg_class): Add CORE_REGS.
1759 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1760 (BASE_REG_CLASS): Use CORE_REGS.
1761 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1762 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1763 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1764 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1765 ARM_REGNO_OK_FOR_INDEX_P.
1766 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1767 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1768 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1769 (ldm/stm peepholes): Ditto.
1770 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1771 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1772 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1773 * config/arm/constraints.md: Enable "k" constraint on ARM.
1775 2008-02-27 Ben Elliston <bje@au.ibm.com>
1777 * config/rs6000/rs6000.c: Annotate cache line size field in all
1778 instances of struct processor_costs.
1780 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1782 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1783 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1784 jump_bypass): New counters.
1785 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1786 * dce.c (gate_ud_dce): Same.
1787 (gate_fast_dce): Same.
1788 * dse.c (gate_dse1): New function.
1789 (gate_dse2): New function.
1790 (gate_dse): Merge results of new gate functions.
1791 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1792 (gate_handle_jump_bypass): Add dbg_cnt.
1793 (gate_handle_gcse): Add dbg_cnt.
1794 * ifcvt.c (gate_handle_if_conversion): Same.
1795 (gate_handle_if_after_combine): Same.
1796 (gate_handle_if_after_reload): Same.
1797 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1799 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1801 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1803 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1805 2008-02-26 Jason Merrill <jason@redhat.com>
1808 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1809 alone if it's the naming decl for the type's main variant.
1811 2008-02-26 Tom Tromey <tromey@redhat.com>
1813 * system.h (USE_MAPPED_LOCATION): Poison.
1814 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1815 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1816 (make_goto_expr_edges): Likewise.
1817 (remove_bb): Likewise.
1818 (execute_warn_function_return): Likewise.
1819 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1821 * c-common.c (fname_decl): Remove old location code.
1822 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1824 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1826 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1827 (gen_rtx_ASM_INPUT): Likewise.
1828 (gen_rtx_ASM_INPUT_loc): Likewise.
1829 (get_rtx_asm_OPERANDS): Remove.
1830 * cfglayout.c (insn_locators_alloc): Remove old location code.
1831 (set_curr_insn_source_location): Likewise.
1832 (curr_insn_locator): Likewise.
1833 * print-tree.c (print_node): Remove old location code.
1834 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1835 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1836 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1837 location_from_locus.
1838 (construct_exit_block): Remove old location code.
1839 * emit-rtl.c (force_next_line_note): Remove old location code.
1840 * profile.c (branch_prob): Remove old location code.
1841 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1842 LOC_LINE): Remove old-location variants.
1843 * langhooks.c (lhd_print_error_function): Remove old location
1845 * configure, config.in: Rebuilt.
1846 * configure.ac (--enable-mapped-location): Remove.
1847 * c-decl.c (c_init_decl_processing): Remove old location code.
1848 (finish_function): Likewise.
1849 * recog.c (decode_asm_operands): Remove old location code.
1850 * c-pch.c (c_common_read_pch): Remove old location code.
1851 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1853 * gimple-low.c (lower_function_body): Remove old location code.
1854 * toplev.c (unknown_location): Remove.
1855 (push_srcloc): Remove old-location variant.
1856 (process_options): Remove old location code.
1857 (lang_dependent_init): Likewise.
1858 * input.h (UNKNOWN_LOCATION): Move definition.
1859 (location_t): Undeprecate.
1860 (source_locus): Remove.
1861 (location_from_locus): Remove.
1862 (struct location_s): Remove.
1863 Remove all old-location code.
1864 (input_line, input_filename): Remove.
1865 * final.c (final_scan_insn): Remove old location code.
1866 * diagnostic.c (diagnostic_build_prefix): Remove
1867 USE_MAPPED_LOCATION test.
1868 * tree.h (gimple_stmt) <locus>: Now a location_t.
1869 (tree_exp) <locus>: Likewise.
1870 (DECL_IS_BUILTIN): Remove old-location variant.
1871 (annotate_with_file_line, annotate_with_locus): Likewise.
1872 (expr_locus, set_expr_locus): Update.
1873 * tree.c (build1_stat): Remove old location code.
1874 (last_annotated_node): Remove.
1875 (annotate_with_file_line): Remove old-location variant.
1876 (annotate_with_locus): Likewise.
1877 (expr_location): Remove old location code.
1878 (set_expr_location): Likewise.
1879 (expr_has_location): Likewise.
1880 (expr_locus): Likewise.
1881 (set_expr_locus): Likewise.
1882 (expr_filename): Don't use location_from_locus.
1883 (expr_lineno): Likewise.
1884 * rtl-error.c (location_for_asm): Remove old location code.
1885 * c-lex.c (cb_line_change): Remove old location code.
1886 (fe_file_change): Likewise.
1887 (cb_def_pragma): Likewise.
1888 (c_lex_with_flags): Likewise.
1889 * gengtype.c (do_typedef): Don't special-case location types.
1890 (define_location_structures): Remove.
1891 (main): Don't call define_location_structures.
1892 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1895 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1898 * builtins.def (BUILT_IN_STDARG_START): Remove.
1899 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1900 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1901 * tree-inline.c (inline_forbidden_p_1): Likewise.
1903 2008-02-26 Richard Guenther <rguenther@suse.de>
1905 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1906 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1907 (lookup_decl_from_uid): Declare.
1908 (remove_decl_from_map): Likewise.
1909 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1910 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1911 (decl_for_uid_map): New global hashtable mapping DECL_UID
1913 (init_ttree): Allocate it.
1914 (insert_decl_to_uid_decl_map): New helper function.
1915 (make_node_stat): Insert new decls into the map.
1916 (copy_node_stat): Likewise.
1917 (lookup_decl_from_uid): New function.
1918 (remove_decl_from_map): Likewise.
1919 (print_decl_for_uid_map_statistics): New helper.
1920 (dump_tree_statistics): Call it.
1922 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1923 (referenced_var_iterator): Adjust.
1924 (FOR_EACH_REFERENCED_VAR): Adjust.
1925 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1926 (num_referenced_vars): Adjust.
1927 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1928 (first_referenced_var): Remove.
1929 (end_referenced_vars_p): Likewise.
1930 (next_referenced_var): Likewise.
1931 (referenced_var_iterator_set): New helper function.
1932 * tree-dfa.c (referenced_var_lookup): Adjust.
1933 (referenced_var_check_and_insert): Likewise.
1934 (remove_referenced_var): Likewise.
1935 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1936 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1937 (verify_call_clobbering): Likewise.
1938 (verify_memory_partitions): Likewise.
1939 (init_tree_ssa): Allocate bitmap instead of hashtable for
1941 (delete_tree_ssa): Adjust.
1942 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1943 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1944 (compute_tag_properties): Likewise.
1945 (set_initial_properties): Likewise.
1946 (find_partition_for): Likewise.
1947 (update_reference_counts): Likewise.
1948 (dump_may_aliases_for): Likewise.
1949 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1950 (add_call_clobber_ops): Likewise.
1951 (add_call_read_ops): Likewise.
1952 (get_asm_expr_operands): Likewise.
1953 * tree-into-ssa.c (dump_decl_set): Likewise.
1954 (update_ssa): Likewise.
1955 * tree-sra.c (scan_function): Likewise.
1956 (decide_instantiations): Likewise.
1957 (scalarize_parms): Likewise.
1958 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1959 (dsa_named_for): Likewise.
1960 * tree-ssa-structalias.c (update_alias_info): Likewise.
1961 (merge_smts_into): Likewise.
1963 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1966 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1967 * c-opts.c (c_common_handle_option): Wall enables
1968 Wvolatile-register-var.
1969 * common.opt: Move Wvolatile-register-var to...
1972 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1974 * common.opt (Wlarger-than=): New.
1975 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1977 * opts.c (common_handle_option): Handle -Wlarger-than=.
1978 * optc-gen.awk: Likewise.
1979 * opth-gen.awk: Likewise.
1980 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1981 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1983 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1985 * c-common.c (match_case_to_enum_1): Add appropriate
1986 OPT_W* parameter to warning.
1987 (c_do_switch_warnings): Likewise.
1988 * c-typeck.c (warning_init): Add one more parameter following
1990 (push_init_level): Update call to warning_init.
1991 (pop_init_level): Likewise.
1992 (add_pending_init): Likewise.
1993 (output_init_element: Likewise.
1995 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1998 * toplev.c (toplev_main): If there are warnings or error, print
1999 errors for ignored options.
2000 * opts.c (ignored_options): New static variable.
2001 (postpone_unknown_option_error): New.
2002 (print_ignored_options): New.
2003 (handle_option): Postpone errors for unknown -Wno-* options.
2004 * opts.h (print_ignored_options): Declare.
2006 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
2008 * config/mips/mips.md (loadgp_blockage, blockage): Change type
2011 2008-02-25 Richard Guenther <rguenther@suse.de>
2014 2008-02-25 Richard Guenther <rguenther@suse.de>
2016 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2017 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2018 (lookup_decl_from_uid): Declare.
2019 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2020 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2021 (decl_for_uid_map): New global hashtable mapping DECL_UID
2023 (init_ttree): Allocate it.
2024 (insert_decl_to_uid_decl_map): New helper function.
2025 (make_node_stat): Insert new decls into the map.
2026 (copy_node_stat): Likewise.
2027 (lookup_decl_from_uid): New function.
2028 (print_decl_for_uid_map_statistics): New helper.
2029 (dump_tree_statistics): Call it.
2031 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2032 (referenced_var_iterator): Adjust.
2033 (FOR_EACH_REFERENCED_VAR): Adjust.
2034 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2035 (num_referenced_vars): Adjust.
2036 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2037 (first_referenced_var): Remove.
2038 (end_referenced_vars_p): Likewise.
2039 (next_referenced_var): Likewise.
2040 (referenced_var_iterator_set): New helper function.
2041 * tree-dfa.c (referenced_var_lookup): Adjust.
2042 (referenced_var_check_and_insert): Likewise.
2043 (remove_referenced_var): Likewise.
2044 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2046 (verify_call_clobbering): Likewise.
2047 (verify_memory_partitions): Likewise.
2048 (init_tree_ssa): Allocate bitmap instead of hashtable for
2050 (delete_tree_ssa): Adjust.
2051 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2052 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2053 (compute_tag_properties): Likewise.
2054 (set_initial_properties): Likewise.
2055 (find_partition_for): Likewise.
2056 (update_reference_counts): Likewise.
2057 (dump_may_aliases_for): Likewise.
2058 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2059 (add_call_clobber_ops): Likewise.
2060 (add_call_read_ops): Likewise.
2061 (get_asm_expr_operands): Likewise.
2062 * tree-into-ssa.c (dump_decl_set): Likewise.
2063 (update_ssa): Likewise.
2064 * tree-sra.c (scan_function): Likewise.
2065 (decide_instantiations): Likewise.
2066 (scalarize_parms): Likewise.
2067 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2068 (dsa_named_for): Likewise.
2069 * tree-ssa-structalias.c (update_alias_info): Likewise.
2070 (merge_smts_into): Likewise.
2072 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2075 * doc/invoke.texi (-fcx-limited-range): Document new option.
2076 * toplev.c (process_options): Handle -fcx-fortran-rules.
2077 * common.opt: Add documentation for -fcx-fortran-rules.
2079 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
2082 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2083 actual behaviour and C99.
2085 2008-02-26 Ben Elliston <bje@au.ibm.com>
2087 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2088 (ASM_CPU_POWER6_SPEC): Likewise.
2089 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2090 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2091 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2093 2008-02-25 Richard Guenther <rguenther@suse.de>
2095 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2096 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2097 (lookup_decl_from_uid): Declare.
2098 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2099 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2100 (decl_for_uid_map): New global hashtable mapping DECL_UID
2102 (init_ttree): Allocate it.
2103 (insert_decl_to_uid_decl_map): New helper function.
2104 (make_node_stat): Insert new decls into the map.
2105 (copy_node_stat): Likewise.
2106 (lookup_decl_from_uid): New function.
2107 (print_decl_for_uid_map_statistics): New helper.
2108 (dump_tree_statistics): Call it.
2110 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2111 (referenced_var_iterator): Adjust.
2112 (FOR_EACH_REFERENCED_VAR): Adjust.
2113 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2114 (num_referenced_vars): Adjust.
2115 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2116 (first_referenced_var): Remove.
2117 (end_referenced_vars_p): Likewise.
2118 (next_referenced_var): Likewise.
2119 (referenced_var_iterator_set): New helper function.
2120 * tree-dfa.c (referenced_var_lookup): Adjust.
2121 (referenced_var_check_and_insert): Likewise.
2122 (remove_referenced_var): Likewise.
2123 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2125 (verify_call_clobbering): Likewise.
2126 (verify_memory_partitions): Likewise.
2127 (init_tree_ssa): Allocate bitmap instead of hashtable for
2129 (delete_tree_ssa): Adjust.
2130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2132 (compute_tag_properties): Likewise.
2133 (set_initial_properties): Likewise.
2134 (find_partition_for): Likewise.
2135 (update_reference_counts): Likewise.
2136 (dump_may_aliases_for): Likewise.
2137 * tree-ssa-operands.c (add_virtual_operand): Likewise.
2138 (add_call_clobber_ops): Likewise.
2139 (add_call_read_ops): Likewise.
2140 (get_asm_expr_operands): Likewise.
2141 * tree-into-ssa.c (dump_decl_set): Likewise.
2142 (update_ssa): Likewise.
2143 * tree-sra.c (scan_function): Likewise.
2144 (decide_instantiations): Likewise.
2145 (scalarize_parms): Likewise.
2146 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2147 (dsa_named_for): Likewise.
2148 * tree-ssa-structalias.c (update_alias_info): Likewise.
2149 (merge_smts_into): Likewise.
2151 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
2154 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2155 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2156 * alias.h (nonoverlapping_memrefs_p): Likewise.
2158 2008-02-25 Jan Beulich <jbeulich@novell.com>
2160 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2161 * config/i386/netware-libgcc.exp: Add __bswap?i2,
2162 __emultls_get_address, __emultls_register_common,
2163 __floatundi?f, and _Unwind_GetIPInfo.
2164 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2165 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2166 (gen_regparm_prefix): Likewise.
2167 (i386_nlm_encode_section_info): Sync with
2168 config/i386/winnt.c:i386_pe_encode_section_info().
2169 (i386_nlm_maybe_mangle_decl_assembler_name): New.
2170 i386_nlm_mangle_decl_assembler_name): New.
2171 (netware_override_options): New.
2172 * config/i386/netware.h (netware_override_options): Declare.
2173 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2174 (i386_nlm_mangle_decl_assembler_name): Declare.
2175 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2177 2008-02-25 Ben Elliston <bje@au.ibm.com>
2180 * c-decl.c (grokdeclarator): Remove unused local variables
2181 `typedef_type' and `type_as_written'.
2183 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2184 unused local variable `has_hot_blocks'.
2185 (fix_crossing_conditional_branches): Remove unused local variable
2188 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
2191 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2192 using DEF_C99_BUILTIN.
2193 (BUILT_IN_NANF): Ditto.
2194 (BUILT_IN_NANL): Ditto.
2196 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
2197 Revital Eres <eres@il.ibm.com>
2199 * modulo-sched.c (calculate_must_precede_follow): Address TODO
2200 regarding the order of two dependent insns in the same row.
2202 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
2204 * stor-layout.c (layout_decl): Do not bump the alignment of a
2205 bit-field to more than byte alignment if it is packed.
2207 2008-02-24 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2212 2008-02-24 Diego Novillo <dnovillo@google.com>
2214 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2217 * tree-vrp.c (vrp_evaluate_conditional): With
2218 -Wtype-limits, emit a warning when comparing against a
2219 constant outside the natural range of OP0's type.
2220 * c.opt (Wtype-limits): Move ...
2221 * common.opt (Wtype-limits): ... here.
2223 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
2225 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2226 * config/rs6000/e300c2c3.md: New file.
2227 * config/rs6000/rs6000.c (processor_costs): Add new costs for
2229 (rs6000_override_options): Add e300c2 and e300c3 cases to
2230 processor_target_table. Do not allow usage of Altivec or Spe
2231 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2232 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2233 * config/rs6000/rs6000.h (processor_type): Add
2234 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2235 (ASM_CPU_SPEC): Add e300c2 and e300c3.
2236 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2237 and ppce300c3. Include e300c2c3.md.
2239 2008-02-23 David Edelsohn <edelsohn@gnu.org>
2241 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2242 instead of TARGET_STRICT_ALIGN.
2244 2008-02-23 Joseph Myers <joseph@codesourcery.com>
2246 * explow.c (memory_address): Assert that the generated address is
2249 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2252 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2253 * config/darwin-ppc-ldouble-patch.def: New file.
2254 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2255 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2256 SUBTARGET_INIT_BUILTINS if defined.
2257 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2260 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2263 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2264 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2266 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
2269 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2270 file" warning condtional on -Winvalid-PCH.
2272 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2274 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2276 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2281 prevent reload from using MMX registers.
2282 (*mov<mode>_internal): Ditto.
2283 (*movv2sf_internal_rex64): Ditto.
2284 (*movv2sf_internal): Ditto.
2286 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2288 PR documentation/31569
2289 * doc/install.texi2html: Use makeinfo --no-number-sections.
2291 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2293 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2294 ensure that we can address an entire entity > 8 bytes. Don't
2295 generate reg+reg addressing for such data.
2297 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2299 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2300 strings when optimizing for size, unless the target cares about
2303 2008-02-22 Tom Tromey <tromey@redhat.com>
2305 * regclass.c (current_pass): Remove declaration.
2307 2008-02-22 Anatoly Sokolov <aesok@post.ru>
2309 * config/avr/libgcc.S (__RAMPZ__): Define.
2310 (__do_copy_data): Add for devices with 128KB code memory.
2312 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2314 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2316 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2318 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2320 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2323 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2326 * c-typeck.c (build_binary_op): Warn about floating point
2327 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2329 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2332 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2333 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2335 (rs6000_override_options): Set altivec_abi as default, not override,
2336 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2337 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2338 is used; use new member spe_abi.
2339 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2340 spe_abi and altivec_abi.
2342 2008-02-22 Tomas Bily <tbily@suse.cz>
2344 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2346 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2349 * config.build (build_file_translate): Set to `CMD //c' only if
2351 * Makefile.in (build_file_translate): Improve comment.
2353 2008-02-21 Jan Hubicka <jh@suse.cz>
2355 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2356 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2357 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2359 2008-02-21 Michael Matz <matz@suse.de>
2362 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2364 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2367 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2369 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2370 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2371 SSE_VEC_FLOAT_MODE_P as insn constraint.
2372 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2373 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2374 sse4a_movntdf using MODEF mode iterator.
2375 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2376 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2377 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2378 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2379 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2380 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2381 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2383 2008-02-21 Richard Guenther <rguenther@suse.de>
2385 * tree.def (PAREN_EXPR): New tree code.
2386 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2388 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2389 * expr.c (expand_expr_real_1): Likewise.
2390 * tree-inline.c (estimate_num_insns_1): Likewise.
2391 * tree-complex.c (expand_complex_move): Likewise.
2392 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2395 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2398 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2400 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2403 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2405 * config/sh/sh.c (find_barrier): Don't go past
2406 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2408 2008-02-20 DJ Delorie <dj@redhat.com>
2410 * config/h8300/h8300.md (insv): Force source operand to be a register.
2412 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2413 as a jump, not as a plain insn.
2415 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2417 * doc/invoke.texi (Warning Options): Add new option
2418 -Wframe-larger-than=.
2419 (-Wframe-larger-than): Document.
2421 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2422 Add declarations for new option variables.
2424 * final.c (final_start_function): Check the frame size
2425 before emission and issue a Wframe-larger-than warning.
2427 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2428 Add definitions for new option variables.
2429 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2431 * common.opt (Wframe-larger-than=): New option.
2433 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2436 (<sse>_div<mode>3): Ditto.
2437 (<sse>_vmdiv<mode>3): Ditto.
2438 (<sse>_vmsqrt<mode>2): Ditto.
2439 (*smax<mode>3): Ditto.
2440 (sse5_frcz<mode>2): Ditto.
2441 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2444 2008-02-20 Richard Guenther <rguenther@suse.de>
2447 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2448 be happy with INTEGRAL_TYPE_P.
2450 2008-02-20 Richard Guenther <rguenther@suse.de>
2452 * fold-const.c (split_tree): Associate floatig-point expressions
2453 if flag_associative_math is set.
2455 2008-02-20 Richard Guenther <rguenther@suse.de>
2457 * tree.h (fold_real_zero_addition_p): Declare.
2458 * fold-const.c (fold_real_zero_addition_p): Export.
2459 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2460 floating-point operations with zero and one.
2462 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2464 * doc/install.texi: Correct references to CFLAGS, replacing them
2465 with BOOT_CFLAGS. Document flags used during bootstrap for
2468 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2471 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2472 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2474 (smin<mode>3): Ditto from similar patterns.
2475 (smax<mode>3): Ditto.
2476 (*ieee_smin<mode>3): Ditto.
2477 (*ieee_smax<mode>3): Ditto.
2478 * config/i386/sse.md (sse): New mode attribute.
2479 (mov<mode>): Macroize expander from movv4sf and movv2df using
2480 SSEMODEF2P mode iterator.
2481 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2482 SSE_VEC_FLOAT_MODE_P as insn constraint.
2483 (storent<mode>): Ditto.
2484 (storent<mode>): Macroize expander from storentsf and storentdf using
2485 MODEF mode iterator.
2486 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2487 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2488 (abs<mode>2): Ditto from similar patterns.
2489 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2490 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2491 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2492 (<sse>_vmsqrt<mode>2): Ditto.
2493 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2494 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2495 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2496 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2497 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2498 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2499 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2501 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2502 iterator and SSE_FLOAT_MODE_P as insn constraint.
2503 (<sse>_ucomi): Ditto from similar patterns.
2504 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2505 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2506 SSE_VEC_FLOAT_MODE_P as insn constraint.
2507 (vcond<mode>): Ditto from similar patterns.
2508 (and<mode>3, *and<mode>3): Ditto.
2509 (<sse>_nand<mode>3): Ditto.
2510 (ior<mode>3, *ior<mode>3): Ditto.
2511 (xor<mode>3, *xor<mode>3): Ditto.
2512 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2513 iterator and SSE_FLOAT_MODE_P as insn constraint.
2514 (*nand<mode>3): Ditto from similar patterns.
2515 (*ior<mode>3): Ditto.
2516 (*xor<mode>3): Ditto.
2518 2008-02-20 Ira Rosen <irar@il.ibm.com>
2520 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2521 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2522 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2524 2008-02-19 Jan Hubicka <jh@suse.cz>
2526 * predict.c (tree_bb_level_predictions): Remove variable next
2527 mistakely introduced by previous commit.
2529 2008-02-19 Jan Hubicka <jh@suse.cz>
2531 * predict.c (predict_paths_leading_to): Rewrite.
2532 (predict_paths_for_bb): New.
2533 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2535 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2538 * Makefile.in (build_file_translate): New.
2539 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2540 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2541 * configure.ac (build_file_translate): Substitute it.
2542 * configure: Regenerate.
2544 2008-02-19 Jan Hubicka <jh@suse.cz>
2546 PR rtl-optimization/34408
2547 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2550 2008-02-19 Jan Hubicka <jh@suse.cz>
2553 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2556 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2559 * config/i386/i386-modes.def: Revert the last DI alignment
2560 change until Ada people can look into it.
2562 2008-02-19 Nick Clifton <nickc@redhat.com>
2564 * opts.c (print_specific_help): Fix typo in --help text.
2566 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2569 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2570 32-bit inline asm without asm alternatives for host GCC < 3.0.
2572 2008-02-19 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/34989
2575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2576 Allow propagation to INDIRECT_REF if we can simplify only.
2578 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2580 * c-common.c (warn_for_collisions_1): Use appropriate option when
2583 2008-02-19 Nick Clifton <nickc@redhat.com>
2586 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2587 (handle_options): Fix indentation.
2588 (print_filtered_help): If no language-specific options were
2589 displayed tell the user how to list all the options supported by
2590 the language's front-end.
2591 (print_specific_help): Fix indentation and remove duplicate line.
2592 (common_handle_option): Handle the -v option.
2593 For --help enable the display of undocumented options if the -v
2594 switch has been included on the command line.
2595 For --help= check for overlaps in the arguments between the option
2596 classes and the language names and issue a warning when they
2597 cannot be disambiguated.
2598 * c.opt (v): Pass on to the common option handler.
2600 2008-02-19 Revital Eres <eres@il.ibm.com>
2602 * modulo-sched.c (sms_schedule): Change dump message when
2603 create_ddg function fails.
2604 (try_scheduling_node_in_cycle): Rename row to cycle.
2605 (print_partial_schedule): Rename CYCLE to ROW.
2607 2008-02-19 Christian Bruel <christian.bruel@st.com>
2608 Zdenek Dvorak <ook@ucw.cz>
2610 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2612 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2616 (*x86_movdicc_0_m1_se): Ditto.
2618 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2621 (CMPtype): Define as __gcc_CMPtype.
2622 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2623 (CMPtype): Define as __gcc_CMPtype.
2625 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2627 Support valgrind 3.3 for --enable-checking=valgrind.
2628 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2630 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2631 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2632 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2633 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2634 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2635 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2636 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2638 * ggc-zone.c: Similar.
2639 * ggc-page.c: Similar.
2641 2008-02-19 Paul Brook <paul@codesourcery.com>
2644 * config/arm/ieee754-df.S: Fix do_it typo.
2645 * config/arm/ieee754-sf.S: Fix do_it typo.
2647 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2650 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2651 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2652 (OPTION_MASK_ISA_SSE_SET): Likewise.
2653 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2654 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2655 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2656 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2657 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2658 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2659 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2660 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2661 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2662 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2663 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2664 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2665 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2666 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2667 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2668 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2669 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2670 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2671 (OPTION_MASK_ISA_SSE4): Removed.
2672 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2673 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2674 (override_options): Don't turn on implied SSE/MMX bits in
2677 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2679 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2682 2008-02-18 Joey Ye <joey.ye@intel.com>
2685 * tree-nested.c (insert_field_into_struct): Set type alignment
2686 to field alignment if the former is less than the latter.
2688 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2690 * BASE-VER: Set to 4.4.0.
2692 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2694 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2695 * doc/cfg.texi: Likewise.
2696 * doc/extend.texi: Likewise.
2697 * doc/gty.texi: Likewise.
2698 * doc/invoke.texi: Likewise.
2699 * doc/loop.texi: Likewise.
2700 * doc/md.texi: Likewise.
2701 * doc/passes.texi: Likewise.
2702 * doc/rtl.texi: Likewise.
2703 * doc/sourcebuild.texi: Likewise.
2704 * doc/tm.texi: Likewise.
2705 * doc/tree-ssa.texi: Likewise.
2707 2008-02-17 Richard Guenther <rguenther@suse.de>
2710 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2711 without default definition.
2713 2008-02-17 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/35231
2716 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2719 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2722 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2724 libgcc_cmp_return mode.
2726 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2729 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2731 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2733 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2736 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2738 * doc/c-tree.texi: Use `@.' where appropriate.
2739 * doc/extend.texi: Likewise.
2740 * doc/install.texi: Likewise.
2741 * doc/invoke.texi: Likewise.
2742 * doc/loop.texi: Likewise.
2743 * doc/makefile.texi: Likewise.
2744 * doc/md.texi: Likewise.
2745 * doc/passes.texi: Likewise.
2746 * doc/standards.texi: Likewise.
2747 * doc/tm.texi: Likewise.
2749 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2752 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2754 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2755 rather than in entry_bb.
2757 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2759 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2760 libgcc_cmp_return mode.
2762 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2765 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2766 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2768 2008-02-15 Richard Guenther <rguenther@suse.de>
2769 Zdenek Dvorak <ook@ucw.cz>
2771 PR tree-optimization/35164
2772 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2773 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2774 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2775 Only propagate addresses which do not have abnormal SSA_NAMEs
2778 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2781 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2783 2008-02-15 Jan Hubicka <jh@suse.cz>
2786 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2788 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2791 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2792 when calculating alignment_pad.
2794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2797 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2798 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2799 and STACK_BOUNDARY define.
2801 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2803 PR preprocessor/35061
2804 * c-pragma.c (handle_pragma_pop_macro): Check that
2805 pushed_macro_table has been allocated.
2807 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2810 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2811 (force_gimple_operand): Likewise.
2812 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2813 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2814 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2815 (find_interesting_uses_address): Check addressability and alignment
2816 of the base expression only after substituting bases of IVs into it.
2818 2008-02-14 Michael Matz <matz@suse.de>
2821 * function.c (instantiate_virtual_regs_in_insn): Reload address
2822 before falling back to reloading the whole operand.
2824 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2826 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2827 before the first section switch note.
2829 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2831 * doc/bugreport.texi: Update copyright years.
2832 * doc/c-tree.texi: Likewise.
2833 * doc/cfg.texi: Likewise.
2834 * doc/cpp.texi: Likewise.
2835 * doc/cppinternals.texi: Likewise.
2836 * doc/fragments.texi: Likewise.
2837 * doc/frontends.texi: Likewise.
2838 * doc/gcc.texi: Likewise.
2839 * doc/gty.texi: Likewise.
2840 * doc/hostconfig.texi: Likewise.
2841 * doc/implement-c.texi: Likewise.
2842 * doc/libgcc.texi: Likewise.
2843 * doc/loop.texi: Likewise.
2844 * doc/makefile.texi: Likewise.
2845 * doc/options.texi: Likewise.
2846 * doc/passes.texi: Likewise.
2847 * doc/rtl.texi: Likewise.
2848 * doc/sourcebuild.texi: Likewise.
2849 * doc/standards.texi: Likewise.
2850 * doc/tree-ssa.texi: Likewise.
2851 * doc/trouble.texi: Likewise.
2853 * doc/extend.texi: Use @: or add comma where appropriate.
2854 * doc/invoke.texi: Likewise.
2855 * doc/tm.texi: Likewise.
2857 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2860 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2863 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2865 * doc/md.texi (clz, ctz): Add reference.
2866 * doc/rtl.texi (clz, ctz): Likewise.
2868 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2874 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2876 * config/s390/s390.c (struct constant_pool): New field
2877 emit_pool_after added.
2878 (s390_mainpool_start): Set the emit_pool_after flag according
2879 to the section switch notes.
2880 (s390_mainpool_finish): Consider emit_pool_after when emitting
2881 the literal pool at the end of the function.
2882 (s390_chunkify_start): Force literal pool splits at section
2885 2008-02-13 Michael Matz <matz@suse.de>
2888 * var-tracking.c (clobber_variable_part): Correctly traverse the
2891 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2894 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2895 Add -fdump-ipa-inline.
2896 * tree-dump.c (dump_files): Remove tree-inlined dump.
2897 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2899 2008-02-12 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/35171
2902 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2905 2008-02-12 Richard Guenther <rguenther@suse.de>
2908 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2909 value-preserving mode. Disallow final truncation.
2911 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2914 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2915 code from here to...
2916 (force_gimple_operand): ...here.
2918 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2921 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2922 non-compatible pointers.
2923 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2924 different FIELD_DECLs, try harder by comparing field offsets, sizes
2928 * function.c (match_asm_constraints_1): Don't replace the same input
2931 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2933 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2934 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2935 (expand_epilogue): Restore RAMPZ register.
2936 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2938 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2940 * config/i386/cygwin.asm: (__alloca): Correct calling
2941 convention and alignment.
2942 (__chkstk): Force 8 byte stack alignment.
2944 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2945 Richard Guenther <rguenther@suse.de>
2947 PR tree-optimization/33992
2948 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2949 the zero we compare against.
2951 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2954 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2955 to CloseHandle after unlocking to prevent accumulation of handle
2958 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2961 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2962 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2963 and update LABEL_NUSES during and after reload.
2965 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2968 * combine.c (simplify_if_then_else): Make sure the comparison is
2969 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2971 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2974 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2975 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2976 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2977 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2978 * tree.h (get_type_static_bounds): Likewise.
2980 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2982 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2983 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2984 Make -Wfoo language annotations match what the compiler outputs.
2986 2008-02-08 Sa Liu <saliu@de.ibm.com>
2988 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2989 intrinsics spu_convts, spu_convtu, spu_convtf.
2990 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2992 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2994 * doc/extend.texi (Function Attributes) <noinline>: Mention
2995 asm ("") as method to keep calls.
2997 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3000 * doc/options.texi (Options): Replace references to opts.sh with
3002 * opts-common.c: Likewise.
3003 * optc-gen.awk: Likewise.
3005 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
3007 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3009 2008-02-07 Richard Henderson <rth@redhat.com>
3012 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3013 EXPR_LIST for the REG_EQUAL instead of a comparison with a
3016 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
3018 PR tree-optimization/35085
3019 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3020 for operand entry oe2 in addition to operand entry oe3 in order to
3021 expose more opportunities for vectorizer sum reduction.
3023 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * Makefile.in (LIBS): Remove $(GMPLIBS).
3027 (cc1-dummy, cc1): Add $(GMPLIBS).
3029 2008-02-06 Jan Hubicka <jh@suse.cz>
3032 * i386.md (moddf_integer): Do not produce partial memory stalls for
3033 targets where it hurts.
3035 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
3038 * optabs.c (expand_float): Do not check for decimal modes when
3039 expanding unsigned integer through signed conversion.
3041 2008-02-06 Nick Clifton <nickc@redhat.com>
3043 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3044 inside the clobber with a match_operand and duplicated operand
3045 number in the constraint.
3046 (ineqbranchsi): Delete redundant comment.
3048 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3050 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
3051 builtin_define ("__USE_INIT_FINI__").
3052 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3054 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3056 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3058 PR documentation/30330
3059 * doc/invoke.texi (C++ Dialect Options)
3060 (Objective-C and Objective-C++ Dialect Options, Warning Options):
3061 For each warning option -Wfoo that allows -Wno-foo, ensure both
3062 -Wfoo and -Wno-foo are listed in the option index. Fix index
3063 entry of -Wswitch-default, index -Wnormalized= including the
3064 `=', and -Wlarger-than-@var{len} including @var{len}.
3066 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.md (floatunssisf2): Use
3069 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3070 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3071 Macroize expander using MODEF mode iterator.
3073 2008-02-05 Diego Novillo <dnovillo@google.com>
3075 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3078 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3080 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3083 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3085 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
3088 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3089 to indicate if a message should be generated.
3090 (init_cumulative_args): Updated.
3091 (function_value_32): Likewise.
3093 2008-02-05 Joseph Myers <joseph@codesourcery.com>
3095 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3097 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3101 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3103 2008-02-04 Diego Novillo <dnovillo@google.com>
3105 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3108 * tree-vrp.c (vrp_evaluate_conditional): With
3109 -Wtype-limits, emit a warning when comparing against a
3110 constant outside the natural range of OP0's type.
3112 2008-02-04 Richard Guenther <rguenther@suse.de>
3115 * expr.c (count_type_elements): Give for unions instead of
3118 2008-02-04 Richard Guenther <rguenther@suse.de>
3121 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3122 to TYPE_DOMAINs base type instead of using bitsizetype here.
3124 2008-02-03 Jason Merrill <jason@redhat.com>
3126 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3128 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3131 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3132 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3133 (RS/6000 and PowerPC Options): Fix typos and markup.
3134 * doc/passes.texi (Tree-SSA passes): Likewise.
3136 2008-02-02 Michael Matz <matz@suse.de>
3139 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3140 from record_last_reg_set_info.
3141 (record_last_reg_set_info): Take an RTX argument, iterate over all
3142 constituent hardregs.
3143 (record_last_set_info, record_opr_changes): Change calls to
3144 new signature or to record_last_reg_set_info_regno.
3146 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
3148 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3150 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
3152 PR rtl-optimization/34773
3153 * reg-notes.def (EQUAL): Mention significance of combination of
3154 REG_EQUAL and REG_RETVAL.
3155 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3156 insn that has a REG_RETVAL.
3158 2008-02-01 Roger Sayle <roger@eyesopen.com>
3161 * configure.ac (--enable-fixed-point): Disable unless explicitly
3163 * configure: Regenerate.
3165 2008-02-01 Richard Guenther <rguenther@suse.de>
3168 * invoke.texi (-finline-limit): Remove no longer true parts
3169 of the documentation. Note that there is no default value.
3171 2008-02-01 Andrew Pinski <pinskia@gmail.com>
3172 Mark Mitchell <mark@codesourcery.com>
3173 Ben Elliston <bje@au.ibm.com>
3176 * doc/extend.texi (Other Builtins): Document.
3178 2008-01-31 Tom Browder <tom.browder@gmail.com>
3180 * doc/c-tree.texi (Types): Fix grammar.
3181 (Expression trees): Ditto.
3182 * doc/passes.texi (Tree-SSA passes): Ditto.
3184 * doc/configterms.texi (Configure Terms): Fix typo.
3185 * doc/cpp.texi (Common Predefined Macros): Ditto.
3186 * doc/md.texi (Machine Constraints): Ditto.
3188 * doc/makefile.texi (Makefile): Add comma.
3190 2008-01-31 Tom Browder <tom.browder@gmail.com>
3191 Gerald Pfeifer <gerald@pfeifer.com>
3193 * doc/sourcebuild.texi (Front End): Remove references to CVS
3194 and CVSROOT/modules.
3195 (Texinfo Manuals): Replace reference to CVS by one to SVN.
3196 (Back End): Remove reference to CVS.
3198 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3201 * config/mips/mips.c (gen_load_const_gp): New function, taking a
3203 (mips16_gp_pseudo_reg): ...here.
3204 * config/mips/mips.md (load_const_gp): Replace with...
3205 (load_const_gp_<mode>): ...this :P-based insn.
3207 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3209 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3210 options. Minor fixes.
3211 (-std): Move reference to standards closer to where language
3212 standards are first mentioned.
3214 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
3216 PR rtl-optimization/34995
3217 * reload.c (alternative_allows_const_pool_ref): Take an rtx
3218 parameter and return a bool. If the rtx parameter is nonnull,
3219 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3220 (find_reloads): Update call accordingly. Pass the new operand
3221 if it needed no address reloads, otherwise pass null.
3223 2008-01-30 Richard Henderson <rth@redhat.com>
3226 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3227 for unbounded arrays.
3229 2008-01-30 Silvius Rus <rus@google.com>
3231 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3233 2008-01-30 Jan Hubicka <jh@suse.cz>
3236 * i386.c (init_cumulative_args): Use real function declaration when
3239 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
3241 PR rtl-optimization/34998
3242 * global.c (build_insn_chain): Treat non-subreg_lowpart
3243 SUBREGs of pseudos as clobbering all the words covered by the
3244 SUBREG, not just all the bytes.
3245 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
3246 original df_ref rather than an extract parameter.
3247 (global_conflicts): Update call accordingly.
3249 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
3251 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3252 the overflow check to make it easier to read.
3253 (__fixtfdi): Change the type of the ll member in union
3254 long_double to UDItype_x.
3256 2008-01-30 Jakub Jelinek <jakub@redhat.com>
3259 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3260 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3261 * tree-inline.c (fold_marked_statements): Call
3262 cgraph_update_edges_for_call_stmt if folding a call statement.
3263 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3264 debug_generic_stmt calls, reset it back afterwards.
3267 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3269 * c-typeck.c (build_external_ref): Don't pedwarn about
3270 static vars in current function's scope.
3272 2008-01-29 Joseph Myers <joseph@codesourcery.com>
3274 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3276 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
3279 * ipa-struct-reorg.c: Fix spelling.
3280 * params.def: Ditto.
3282 2008-01-29 Richard Guenther <rguenther@suse.de>
3285 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3287 * tree-inline.c (remap_type): Increment remapping_type_depth
3288 around remapping types.
3289 (copy_body_r): Only add referenced variables if they are referenced
3290 from code, not types.
3292 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
3303 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3304 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3306 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
3309 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3310 pointer for tiny stack.
3312 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3314 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3316 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3318 * config/vx-common.h: Fix typo in comment.
3320 2008-01-28 Ian Lance Taylor <iant@google.com>
3324 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3325 coalesce pointers if they have different DECL_NO_TBAA_P values.
3326 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3327 between variables with different DECL_NO_TBAA_P values.
3329 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3332 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3333 are not legitimate small data references on SPE targets.
3335 2008-01-28 David Daney <ddaney@avtrex.com>
3337 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3339 2008-01-28 David Daney <ddaney@avtrex.com>
3341 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3343 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3345 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3346 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3347 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3348 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3349 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3350 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3351 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3352 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3354 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3356 * basic-block.h (condjump_equiv_p): Fix comment.
3358 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3360 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3361 print_generic_stmt_indented): Fix comment.
3363 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3365 * configure.ac (__stack_chk_fail): Add detecion for availability
3366 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3367 * configure: Regenerate.
3369 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3372 * final.c (output_addr_const): Handle TRUNCATE.
3374 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3377 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3378 (zero_cost, infinite_cost): New constants.
3379 (struct cost_pair): Change type of cost to comp_cost.
3380 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3381 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3383 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3384 split_address_cost, ptr_difference_cost, difference_cost,
3385 get_computation_cost_at, get_computation_cost,
3386 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3387 determine_use_iv_cost_condition, determine_use_iv_costs,
3388 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3389 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3390 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3391 Change type of cost to comp_cost.
3392 (determine_iv_cost): Increase cost of non-original ivs, instead
3393 of decreasing the cost of original ones.
3394 (get_address_cost): Indicate the complexity of the addressing mode
3396 (try_add_cand_for): Prefer using ivs not specific to some object.
3397 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3399 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3400 Janis Johnson <janis187@us.ibm.com>
3403 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3404 (TARGET_INSTANTIATE_DECLS): Likewise.
3405 * target.h (expand_to_rtl_hook): New target hook.
3406 (instantiate_decls): Likewise.
3407 * function.c (instantiate_decl): Make non-static. Rename to...
3408 (instantiate_decl_rtl): ... this.
3409 (instantiate_expr): Use instantiate_decl_rtl.
3410 (instantiate_decls_1): Likewise.
3411 (instantiate_decls): Likewise.
3412 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3413 * function.h (instantiate_decl_rtl): Add prototype.
3414 * cfgexpand.c (target.h): New include.
3415 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3416 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3417 (TARGET_INSTANTIATE_DECLS): Likewise.
3418 (TARGET_INITIALIZER): New target hooks added.
3419 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3421 * config/rs6000/rs6000.c (tree-flow.h): New include.
3422 (machine_function): Add sdmode_stack_slot field.
3423 (rs6000_alloc_sdmode_stack_slot): New function.
3424 (rs6000_instantiate_decls): Likewise.
3425 (rs6000_secondary_memory_needed_rtx): Likewise.
3426 (rs6000_check_sdmode): Likewise.
3427 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3428 (TARGET_INSTANTIATE_DECLS): Likewise.
3429 (rs6000_hard_regno_mode_ok): Allow SDmode.
3430 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3431 (rs6000_emit_move): Handle SDmode.
3432 (function_arg_advance): Likewise.
3433 (function_arg): Likewise.
3434 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3435 SDmode var args for 32-bit compiles.
3436 (rs6000_secondary_reload_class): Handle SDmode.
3437 (rs6000_output_function_epilogue): Likewise.
3438 (rs6000_function_value): Simplify if statement.
3439 (rs6000_libcall_value): Likewise.
3440 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3441 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3442 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3443 (movsd_hardfloat): New define_insn.
3444 (movsd_softfloat): Likewise.
3445 (movsd_store): Likewise.
3446 (movsd_load): Likewise.
3447 (extendsddd2): Likewise.
3448 (extendsdtd2): Likewise.
3449 (truncddsd2): Likewise.
3450 (movdd_hardfloat64): Fixup comment.
3451 (UNSPEC_MOVSD_LOAD): New constant.
3452 (UNSPEC_MOVSD_STORE): Likewise.
3454 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3457 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3459 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3460 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3461 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3464 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3467 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3468 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3469 __LONGDOUBLE128 too.
3470 * config/rs6000/aix61.h: New file.
3472 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3474 PR rtl-optimization/34959
3475 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3476 popcount and parity rtxes the same mode as their operand.
3477 Truncate or extend the result to the return value's mode
3480 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3483 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3484 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3485 to GOT_VERSION_REGNUM.
3486 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3487 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3488 * config/mips/mips.c (mips_emit_call_insn): New function.
3489 (mips_call_tls_get_addr): Call mips_expand_call directly.
3490 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3492 (mips16_build_call_stub): Likewise. Return the call insn or null.
3493 (mips_expand_call): Update the call to mips16_build_call_stub
3494 accordingly and a remove redundant condition. Assert that MIPS16
3495 stubs do not use lazy binding. Use mips_emit_call_insn and return
3497 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3499 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3500 (mips_avoid_hazard): Remove hazard_set handling.
3501 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3502 (UNSPEC_RESTORE_GP): ...this.
3503 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3504 (FAKE_CALL_REGNO): Rename to...
3505 (GOT_VERSION_REGNUM): ...this.
3506 (type): Add "ghost" value. Add an associated insn reservation.
3507 (hazard_set): Remove.
3508 (exception_receiver): Rename to...
3509 (restore_gp): ...this and update the unspec identifier accordingly.
3510 (exception_receiver, nonlocal_got_receiver): New expanders.
3511 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3512 FAKE_CALL_REGNO. Remove hazard_set attribute.
3513 (set_got_version, update_got_version): New patterns.
3515 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3518 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3520 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3523 * doc/install.texi2html: Generate gcc-vers.texi.
3525 2008-01-25 DJ Delorie <dj@redhat.com>
3527 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3529 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3531 * config/c4x: Remove directory.
3532 * config.gcc (crx-*, mt-*): Mark obsolete.
3533 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3534 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3535 sh-*-rtemscoff*): Remove cases.
3536 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3537 * real.c (encode_c4x_single, decode_c4x_single,
3538 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3539 c4x_extended_format): Remove.
3540 * real.h (c4x_single_format, c4x_extended_format): Remove.
3541 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3543 (Pragmas): Remove comment about c4x pragmas.
3544 * doc/install.texi (c4x): Remove target-specific instructions.
3545 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3546 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3547 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3548 refer to C4x source files as examples.
3549 (C4X_FLOAT_FORMAT): Remove documentation.
3551 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3553 * config/bfin/bfin.c (override_options): Reorder tests so that
3554 flag_pic gets enabled for -msep-data.
3556 2008-01-25 Richard Guenther <rguenther@suse.de>
3559 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3560 to its bitfield precision if required.
3562 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3565 * tree-nested.c (walk_omp_for): New function.
3566 (convert_nonlocal_reference, convert_local_reference): Call
3567 walk_omp_for on OMP_FOR.
3568 (convert_call_expr): Call walk_body on OMP_FOR's
3569 OMP_FOR_PRE_INIT_BODY.
3571 2008-01-25 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/34966
3574 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3575 default defs and PHI_NODEs we have to insert after the
3578 2008-01-24 Nick Clifton <nickc@redhat.com>
3580 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3581 Provide a default definition.
3582 (LIBGCC2_UNITS_PER_WORD): Likewise.
3584 * config/stormy16/stormy16.c: Include df.h for the prototype
3585 for df_regs_ever_live_p.
3586 (xstormy16_expand_builtin_va_start): Convert the stack offset
3587 into a component_ref and then use POINTER_PLUS_EXPR to add it
3588 to the incoming_virtual_args_rtx.
3589 (xstormy16_gimplify_va_arg_expr): Rename to
3590 xstormy16_gimplify_va_arg_expr.
3591 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3592 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3593 xstormy16_gimplify_va_arg_expr.
3594 Fix up some formatting issues.
3596 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3597 Move to predicates.md.
3598 (xs_hi_general_operand): Likewise.
3599 (xs_hi_nonmemory_operand): Likewise.
3600 * config/stormy16/predicates.md:
3601 (xstormy16_carry_plus_operand): New predicate.
3602 (xs_hi_general_operand): New predicate.
3603 (xs_hi_nonmemory_operand): New predicate.
3604 * config/stormy16/stormy16-protos.h:
3605 (xstormy16_carry_plus_operand): Delete prototype.
3606 (xs_hi_general_operand): Likewise.
3607 (xs_hi_nonmemory_operand): Likewise.
3609 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3610 modifiers as they are no longer needed and they can trigger
3611 reload spill failures.
3613 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3614 with a match_operand in order to help reload.
3616 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3617 constraint with 'e' for the 8th alternative as this version of
3618 the mov.w instruction only accepts the lower 8 registers.
3620 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3623 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3624 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3627 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3630 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3632 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3634 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3636 (remove_structure): Update allocations list before removing structure.
3638 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3640 * ipa-struct-reorg.c (is_safe_cond_expr,
3641 create_new_stmts_for_cond_expr): Use integer_zerop function,
3642 that recognize not only zero-pointer, but zero-integer too.
3644 2008-01-25 Ben Elliston <bje@au.ibm.com>
3647 * fixproto: Escape "." in sed expression that strips leading "./".
3649 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3652 * gcc.c (SWITCH_OK): Removed.
3653 (SWITCH_LIVE): Changed to bit.
3654 (SWITCH_FALSE): Likewise.
3655 (SWITCH_IGNORE): Likewise.
3656 (switchstr): Change live_cond to unsigned int.
3657 (process_command): Replace SWITCH_OK with 0.
3658 (do_self_spec): Likewise.
3659 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3660 (give_switch): Likewise.
3661 (used_arg): Likewise.
3662 (do_spec_1): Set the SWITCH_IGNORE bit.
3663 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3664 bits. Set the SWITCH_LIVE bit.
3666 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3668 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3670 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3672 PR tree-optimization/34472
3673 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3674 parameter to a "bool *" and set *DATA to false if there is
3675 an unsafe access. Do not delete the structure here.
3676 (check_cond_exprs): Delete it here instead.
3677 (check_cond_exprs, exclude_cold_structs): Do not increase
3678 I when removing a structure.
3680 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3683 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3684 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3686 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3689 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3690 a fixed vector for stack.
3692 2008-01-24 Ben Elliston <bje@au.ibm.com>
3695 * doc/gcc.texi (Software development): Add a direntry for g++.
3697 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3699 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3700 stale and straggling -fforce-addr comments above.
3702 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3704 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3705 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3707 2008-01-23 Michael Matz <matz@suse.de>
3710 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3713 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3715 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3718 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3720 * config/avr/avr.c (avr_current_arch): New variable.
3721 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3722 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3723 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3724 (avr_override_options): Init 'avr_current_arch'.
3725 (base_arch_s): Move from here...
3726 * config/avr/avr.h (base_arch_s): ... here. Add new members
3727 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3728 'mega' to 'have_jmp_call'.
3729 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3730 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3732 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3734 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3735 MULTILIB_MATCHES): (Ditto.).
3737 2008-01-23 Richard Guenther <rguenther@suse.de>
3740 * cgraphunit.c (cgraph_reset_node): Always mark the node
3741 not reachable if it is not queued already.
3743 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3745 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3746 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3747 (cputype_selected): New static variable.
3748 (bfin_handle_option): Set it if -mcpu is used.
3749 (override_option): Select default set of workarounds if no cpu type
3750 selected on the command line.
3751 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3753 From Michael Frysinger <michael.frysinger@analog.com>
3754 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3755 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3757 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3758 for bf547, bf523, bf524, and bf526.
3759 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3761 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3762 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3763 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3764 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3765 * doc/invoke.texi (Blackfin Options): Document that
3766 -mcpu now accept bf547, bf523, bf524, and bf526.
3768 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3770 PR rtl-optimization/34628
3771 * combine.c (try_combine): Stop and undo after the first combination
3772 if an autoincrement side-effect on the first insn has effectively
3775 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3778 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3779 Offset addresses are not valid for Altivec or paired float modes.
3781 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3784 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3785 if DECL_INITIAL (decl) is error_mark_node.
3788 * c-common.c (handle_vector_size_attribute): Only allow
3789 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3790 the same way as pointer, array etc. types.
3791 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3794 * tree.c (build_type_attribute_qual_variant): Call
3795 build_qualified_type if attributes are equal, but quals are not.
3797 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3800 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3801 * flags.h (warn_strict_aliasing): Remove.
3802 (warn_strict_overflow): Remove.
3803 * opts.c (warn_strict_aliasing): Remove.
3804 (warn_strict_overflow): Remove.
3805 * c-opts.c (c_common_handle_option): -Wall only sets
3806 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3807 (c_common_post_options): Give default values to -Wstrict-aliasing
3808 and -Wstrict-overflow if they are uninitialized.
3809 * common.opt (Wstrict-aliasing): Specify Var and Init.
3810 (Wstrict-overflow): Likewise.
3812 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3814 PR rtl-optimization/26854
3815 PR rtl-optimization/34400
3816 PR rtl-optimization/34884
3817 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3819 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3820 (df_rd_bb_info.expanded_lr_out): Deleted
3821 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3822 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3823 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3824 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3825 Removed code to allocate, initialize or free expanded_lr_out.
3826 (df_rd_bb_local_compute_process_def): Restructured to make more
3828 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3829 sets if the sets are being trimmed.
3831 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3834 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3835 (as_vers): Likewise.
3836 * configure: Regenerated.
3838 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3841 * tree-pass.h (pass_build_alias): New pass.
3842 * tree-ssa-alias.c (gate_build_alias): New.
3843 (pass_build_alias): New.
3844 * passes.c (init_optimization_passes): Add pass_build_alias after
3845 pass_create_structure_vars.
3847 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3849 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3850 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3851 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3852 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3853 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3854 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3855 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3856 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3857 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3858 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3859 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3860 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3861 * config/s390/s390.md (FP_ALL): New mode iterator.
3862 (_d): New mode attribute.
3863 ("*signbit<mode>2>"): Changed mode of first operand.
3864 ("isinf<mode>2"): Changed mode of first operand.
3865 ("*TDC_insn"): Adaptation for DFP modes.
3867 2008-01-22 Ben Elliston <bje@au.ibm.com>
3869 * tree.c (check_qualified_type): Improve function description.
3871 2008-01-21 Jason Merrill <jason@redhat.com>
3874 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3875 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3878 2008-01-21 DJ Delorie <dj@redhat.com>
3880 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3883 2008-01-21 Richard Guenther <rguenther@suse.de>
3886 * tree-cfg.c (verify_expr): Allow all invariant expressions
3887 instead of just constant class ones as reference argument.
3888 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3889 like any other constant.
3890 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3892 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3894 * regmove.c (fixup_match_1): Update call crossed frequencies.
3896 2008-01-21 Richard Guenther <rguenther@suse.de>
3899 * tree-inline.c (setup_one_parameter): Deal with mismatched
3900 types using a VIEW_CONVERT_EXPR.
3902 2008-01-21 Alon Dayan <alond@il.ibm.com>
3903 Olga Golovanevsky <olga@il.ibm.com>
3905 PR tree-optimization/34701
3906 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3907 when the structure size is not a power of 2.
3909 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3911 * doc/install.texi: Add doc for --enable-checking=df.
3913 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3915 PR rtl-optimization/34808
3916 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3918 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3920 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3923 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3925 PR rtl-optimization/26854
3926 PR rtl-optimization/34400
3927 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3929 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3930 (df_rd_bb_info.expanded_lr_out): New.
3931 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3932 * loop_iv.c (iv_analysis_loop_init): Ditto.
3933 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3934 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3935 Added code to allocate, initialize or free expanded_lr_out.
3936 (df_rd_bb_local_compute_process_def): Restructured to make
3937 more understandable.
3938 (df_rd_confluence_n): Add code to do nothing with fake edges and
3939 code to no apply invalidate_by_call sets if the sets are being trimmed.
3940 (df_lr_local_finalize): Renamed to df_lr_finalize.
3941 (df_live_local_finalize): Renamed to df_live_finalize.
3943 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3946 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3947 deciding whether to use reciprocal instructions.
3949 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3951 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3952 dwarf2out_note_section_used if cold_text_section is NULL.
3954 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3956 PR gcov-profile/34610
3957 * tree-cfg.c (make_edges): Mark both outgoing edges from
3958 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3959 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3960 from OMP_FOR and OMP_CONTINUE outgoing edges.
3962 * tree-profile.c (tree_profiling): Return early if
3963 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3965 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3966 from cfun to child_cfun.
3967 * function.h (struct function): Add after_tree_profile bit.
3969 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3971 * config/avr/avr.S (_exit): Disable interrupt.
3973 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3974 Steven Bosscher <stevenb.gcc@gmail.com>
3976 PR rtl-optimization/26854
3977 PR rtl-optimization/34400
3978 * df-problems.c (df_live_scratch): New scratch bitmap.
3979 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3980 (df_live_reset): Clear the proper bitmaps.
3981 (df_live_bb_local_compute): Only process the artificial defs once
3982 since the order is not important.
3983 (df_live_init): Init the df_live sets only with the variables
3984 found live by df_lr.
3985 (df_live_transfer_function): Use the df_lr sets to prune the
3986 df_live sets as they are being computed.
3987 (df_live_free): Free df_live_scratch.
3989 2008-01-18 Ian Lance Taylor <iant@google.com>
3991 * common.opt: Add fmerge-debug-strings.
3992 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3993 flag_merge_debug_strings rather than flag_merge_constants.
3994 * doc/invoke.texi (Option Summary): Mention
3995 -fmerge-debug-strings.
3996 (Debugging Options): Document -fmerge-debug-strings.
3998 2008-01-18 Ian Lance Taylor <iant@google.com>
4001 * tree.h (DECL_IS_OPERATOR_NEW): Define.
4002 (struct tree_function_decl): Add new field operator_new_flag.
4003 * tree-inline.c (expand_call_inline): When inlining a call to
4004 operator new, force the return value to go into a variable, and
4005 set DECL_NO_TBAA_P on that variable.
4006 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
4008 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
4011 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
4012 DWARF2_DEBUGGING_INFO.
4013 (dwarf2out_note_section_used): Ditto. Add prototype.
4014 (have_multiple_function_sections, text_section_used,
4015 cold_text_section_used, *cold_text_sections): Move declarations
4018 2008-01-17 Bob Wilson <bob.wilson@acm.org>
4020 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
4021 field and add signal_ra.
4022 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
4023 assignments to frame state pc. Move end of stack check after
4024 MD_FALLBACK_FRAME_STATE_FOR.
4025 (uw_update_context_1): Use frame state signal_regs if set, instead
4026 of checking signal_frame flag.
4027 (uw_update_context): Use frame state signal_ra if set.
4028 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
4029 * config/xtensa/linux-unwind.h: New file.
4031 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
4033 * modulo-sched.c (get_sched_window): Fix comment typo.
4035 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
4037 PR tree-optimization/34648
4038 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
4040 2008-01-17 Anatoly Sokolov <aesok@post.ru>
4042 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
4043 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
4045 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
4047 PR rtl-optimization/34400
4048 * df-core.c (df_worklist_dataflow_overeager,
4049 df_worklist_dataflow_doublequeue): New functions.
4050 (df_worklist_dataflow): Two different worklist solvers.
4051 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
4054 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4057 * doc/invoke.texi: Document the dependence on pthread for fopenmp
4058 and ftree-parallelize-loops.
4060 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
4062 PR rtl-optimization/34826
4063 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
4065 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
4067 * global.c (find_reg): Mark the eh regs as used if necessary.
4068 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
4069 * ra.h (struct allocno): no_eh_reg field added. Changed
4070 no_stack_reg type to bitfield.
4072 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
4074 * tree.c (substitute_in_expr): Add missing 'break'.
4076 2008-01-17 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/34825
4079 * tree-ssa-math-opts.c (is_division_by): Do not recognize
4080 x / x as division to handle.
4082 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4084 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
4085 "-pthread" is specified.
4086 * pa-hpux11.h (LIB_SPEC): Likewise.
4088 2008-01-16 Janis Johnson <janis187@us.ibm.com>
4089 Peter Bergner <bergner@vnet.ibm.com>
4091 PR rtl-optimization/33796
4092 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
4094 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4096 PR libgfortran/34699
4097 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
4099 * pa-hpux10.h (LINK_SPEC): Likewise.
4100 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
4102 2008-01-16 Richard Guenther <rguenther@suse.de>
4105 * fold-const.c (fold_convert_const_int_from_int): Do not
4106 set overflow if that occured only because of a sign extension
4107 change when converting from/to a sizetype with the same
4108 precision and signedness.
4110 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4113 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
4114 location address to the correct place. Update copyright year.
4116 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4118 * lambda-code.c (lambda_transform_legal_p): Handle the case of
4119 no dependences in the dependence_relations vector.
4121 2008-01-16 Jan Hubicka <jh@suse.cz>
4123 PR rtl-optimization/31396
4124 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
4125 * cfg.c (dump_reg_info): Print it.
4126 * regs.h (struct reg_info_t): add freq_calls_crossed.
4127 (REG_FREQ_CALLS_CROSSED): New macro.
4128 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
4129 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
4130 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4131 regmove_optimize): Update call crossed frequencies.
4132 * local-alloc.c (struct qty): Add freq_calls_crossed.
4133 (alloc_qty): Copute freq_calls_crossed.
4134 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
4135 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
4136 * ra.h (struct allocno): Add freq_calls_crossed.
4138 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4140 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
4141 libgomp when compiling with ftree-parallelize-loops.
4142 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
4144 2008-01-16 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/34769
4147 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
4148 * tree.c (int_cst_value): Instead make this function more
4149 permissive in what it accepts as valid input. Document this
4150 function always sign-extends the value.
4152 2008-01-16 Jakub Jelinek <jakub@redhat.com>
4153 Richard Guenther <rguenther@suse.de>
4156 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
4157 (gimple_fold_indirect_ref_rhs): ... this.
4158 (gimple_fold_indirect_ref): New function with foldings
4159 that preserve lvalueness.
4160 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
4161 * tree-flow.h (gimple_fold_indirect_ref): Declare.
4162 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
4163 to fold an INDIRECT_REF, fall back to the old use of
4164 fold_indirect_ref_1.
4166 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
4168 * tree-data-ref.c (subscript_dependence_tester_1): Call
4169 free_conflict_function.
4170 (compute_self_dependence): Same.
4172 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
4175 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
4176 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
4178 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
4179 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
4180 for DWARF2_UNWIND_INFO targets.
4182 2008-01-16 Richard Guenther <rguenther@suse.de>
4185 * c-typeck.c (common_pointer_type): Do not merge inconsistent
4186 type qualifiers for function types.
4188 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4190 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
4191 loop_iterator li from previous commit.
4193 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
4195 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
4197 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4199 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
4200 (parallelize_loops): Don't parallelize irreducible components.
4202 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4205 * c-opts (c_common_post_options): Do not enable CPP
4206 flag_pedantic_errors by default.
4208 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
4210 PR rtl-optimization/31944
4211 * cse.c (remove_pseudo_from_table): New function.
4212 (merge_equiv_classes): Use above function to remove pseudo-registers.
4213 (invalidate): Likewise.
4215 2008-01-13 Richard Guenther <rguenther@suse.de>
4218 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
4219 instead of TYPE_MODE to deal with calls from expand_one_error_var.
4221 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
4223 * gcse.c (cprop_jump): Call validate_unshare_change instead of
4224 validate_change to unshare the source of the PC set.
4226 2008-01-12 Jan Hubicka <jh@suse.cz>
4229 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
4230 references above array bounds. This might trigger bounds checks for
4233 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
4235 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
4236 new_replaceable_dependencies.
4238 2008-01-12 Doug Kwan <dougkwan@google.com>
4240 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
4241 instead of OPT_Wreturn_type in warning due to ignored return type
4243 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
4244 options included in -Wextra.
4245 * c.opt: New option -Wignored_qualifiers.
4246 * doc/invoke.texi (Warning Options, -Wextra): Add new option
4247 -Wignore_qualifiers.
4248 (-Wignored-qualifiers): Document.
4249 (-Wreturn-type): Remove description of functionality now handled
4250 by -Wignored-qualifiers.
4252 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
4255 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
4256 NOP_EXPR if it is between integral types with the same precision.
4258 2008-01-12 Jan Hubicka <jh@suse.cz>
4261 * invoke.texi (max-inline-recursive-depth): Fix default value.
4263 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
4265 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
4268 2008-01-11 Bob Wilson <bob.wilson@acm.org>
4270 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
4272 2008-01-11 James E. Wilson <wilson@specifix.com>
4275 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
4277 2008-01-11 Anatoly Sokolov <aesok@post.ru>
4279 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
4280 save/restore frame pointer register and don't use 'call-prologues'
4281 optimization in function with "OS_task" attribute.
4283 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
4286 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
4287 when copying to memory.
4289 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
4291 PR rtl-optimization/30905
4292 * cfgcleanup.c: Include dce.h
4293 (crossjumps_occured): New global variable.
4294 (try_crossjump_bb): Exit loop after finding a fallthru edge.
4295 If something changed, set crossjumps_occured to true.
4296 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
4297 Don't add/remove fake edges to exit here...
4298 (cleanup_cfg): ...but do it here, when crossjumping.
4299 Run a fast DCE when successful crossjumps occured in the latest
4300 iteration of try_optimize_cfg.
4302 2008-01-11 Richard Guenther <rguenther@suse.de>
4304 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
4305 (struct vn_unary_op_s): Likewise.
4306 (vn_reference_insert): Free old reference on hash collision.
4308 2008-01-10 Raksit Ashok <raksit@google.com>
4310 PR rtl-optimization/27971
4311 * combine.c (find_split_point): Split PLUS expressions which are
4312 inside a MEM rtx, and whose first operand is complex.
4314 2008-01-10 DJ Delorie <dj@redhat.com>
4316 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4317 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4318 (m32c_hard_regno_ok): Call the underlying function.
4320 2008-01-10 Richard Guenther <rguenther@suse.de>
4323 * tree-cfg.c (tree_merge_blocks): Do not go through the
4324 full-blown folding and stmt updating path if we just deal
4325 with virtual operands.
4326 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4327 test for abnormal SSA_NAMEs.
4329 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4332 * reload.c (push_reload): Add assertions. All constants from
4333 reg_equiv_constant should have been used for replacing the respective
4335 (find_reloads_address): Invoke find_reloads_address_part for
4336 constant taken from the reg_equiv_constant array.
4338 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4340 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4341 field (valnum) the first in the struct. Replace bools with
4344 2008-01-10 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/34651
4347 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4348 types and ordering for masking and converting.
4350 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4352 PR tree-optimization/34017
4353 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4354 also for PHI_NODE expressions.
4356 2008-01-09 Jan Hubicka <jh@suse.cz>
4358 PR tree-optimization/34708
4359 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4360 based on number of case labels.
4361 (init_inline_once): Remove switch_cost.
4362 * tree-inline.h (eni_weights_d): Remove switch_cost.
4364 2008-01-09 Richard Guenther <rguenther@suse.de>
4365 Andrew Pinski <andrew_pinski@playstation.sony.com>
4368 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4369 temporary if an rvalue is ok or an lvalue is not required.
4371 2008-01-09 Richard Guenther <rguenther@suse.de>
4374 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4377 2008-01-09 Richard Guenther <rguenther@suse.de>
4380 * tree.c (host_integerp): Check for sizetype only if the
4381 type is an integer type.
4383 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4386 * opts.c (decode_options): Disable inlining of functions called
4387 once if not in unit-at-a-time mode.
4389 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4391 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4393 2008-01-08 Richard Guenther <rguenther@suse.de>
4396 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4397 out early if the result will be unused.
4399 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4404 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4408 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4410 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4411 for vectorization tuned.
4413 2008-01-08 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/34683
4416 * tree-ssa-operands.c (operand_build_cmp): Export.
4417 * tree-ssa-operands.h (operand_build_cmp): Declare.
4418 * tree-vn.c (vuses_compare): Remove.
4419 (sort_vuses): Use operand_build_cmp.
4420 (sort_vuses_heap): Likewise.
4421 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4422 to re-use old VEC if available. Do not sort already sorted VUSEs.
4423 (vdefs_to_vec): Do not sort already sorted VDEFs.
4425 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4428 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4430 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4433 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4434 limitations of reciprocal sequences on x86 targets.
4436 2008-01-08 Richard Guenther <rguenther@suse.de>
4438 PR tree-optimization/34683
4439 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4441 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4444 * config/darwin.c (darwin_mergeable_string_section): Don't use
4445 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4447 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4451 negxf2. Macroize expander using X87MODEF mode iterator. Change
4452 predicates of op0 and op1 to register_operand.
4453 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4454 expander using X87MODEF mode iterator. Change predicates of
4455 op0 and op1 to register_operand.
4456 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4457 corresponding patterns and macroize using MODEF macro. Change
4458 predicates of op0 and op1 to register_operand and remove
4459 "m" constraint. Disparage "r" alternative with "!".
4460 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4461 macroize using X87MODEF macro. Change predicates of op0 and op1
4462 to register_operand and remove "m" constraint. Disparage "r"
4463 alternative with "!".
4464 (absneg splitter with memory operands): Remove.
4465 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4466 patterns and macroize using X87MODEF mode iterator.
4467 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4468 Change predicate of op1 to register_operand.
4469 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4470 for memory operands.
4472 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4474 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4476 2008-01-07 Richard Guenther <rguenther@suse.de>
4478 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4481 2008-01-07 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/34683
4484 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4485 VOPs of the needed size to save memory. Use VEC_quick_push
4486 to save compile-time.
4487 (vdefs_to_vec): Likewise.
4489 2008-01-07 Sa Liu <saliu@de.ibm.com>
4491 * config/spu/spu.md (divdf3): Genetate inline code for double
4492 division. The implementation doesn't handle INF or NAN, therefore it
4493 only applies when -ffinite-math-only is given.
4495 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4498 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4499 * doc/cpp.texi ([Common Predefined Macros]): Document.
4501 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4504 order to use commutative addition instead of subtraction.
4506 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4507 Mircea Namolaru <namolaru@il.ibm.com>
4508 Vladimir Yanovsky <yanov@il.ibm.com>
4509 Revital Eres <eres@il.ibm.com>
4511 PR tree-optimization/34263
4512 * tree-outof-ssa.c (process_single_block_loop_latch,
4513 contains_tree_r): New functions.
4514 (analyze_edges_for_bb): Call process_single_block_loop_latch
4515 function to empty single-basic-block latch block if possible.
4517 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4521 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4523 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4525 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4527 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4529 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4531 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4533 PR tree-optimization/34618
4534 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4537 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4540 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4541 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4542 Update copyright year.
4544 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4545 Update copyright year.
4546 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4549 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4551 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4552 edge does not point to current bb before changing need_assert.
4554 2008-01-04 Richard Guenther <rguenther@suse.de>
4557 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4558 for verifying purposes if they are is_gimple_min_invariant.
4560 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4562 PR tree-optimization/34448
4563 PR tree-optimization/34465
4564 * gimplify.c (gimplify_init_constructor): Add new parameter
4565 notify_temp_creation. Use it.
4566 (gimplify_modify_expr_rhs): Take volatiles into account when
4567 optimizing constructors.
4568 Do not optimize constructors if gimplify_init_constructor will dump to
4570 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4571 * gcc.c-torture/compile/pr34448.c: New.
4573 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4575 PR gcov-profile/34609
4576 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4577 return_slot if result is TREE_ADDRESSABLE.
4579 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4581 * config/mips/mips.md (sqrt_condition): Tweak comment.
4582 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4584 2008-01-03 Tom Tromey <tromey@redhat.com>
4587 * c-common.c (c_type_hash): Handle VLAs.
4589 2008-01-03 Jan Hubicka <jh@suse.cz>
4591 PR tree-optimization/31081
4592 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4593 0 when inlining and not inlining to first basic block.
4594 (remap_decl): When var is initialized to 0, don't set default_def.
4595 (expand_call_inline): Set entry_bb.
4596 * tree-inline.h (copy_body_data): Add entry_bb.
4598 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4601 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4604 PR tree-optimization/29484
4605 * tree-inline.c (inline_forbidden_p_2): New function.
4606 (inline_forbidden_p): Disallow inlining if some static var
4607 has an address of a local LABEL_DECL in its initializer.
4608 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4611 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4613 PR tree-optimization/34635
4614 * tree-data-ref.c (add_other_self_distances): Make sure that the
4615 evolution step is constant.
4617 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4620 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4622 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4624 * tree-sra.c (scalarize_init): Insert the generate_element_init
4625 statements after the generate_element_zero statements.
4627 2008-01-02 Richard Guenther <rguenther@suse.de>
4631 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4632 for very large number of operands instead of ICEing.
4634 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4637 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4638 while stack probing.
4640 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4642 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4645 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4648 * tree-mudflap.c (mx_register_decls): Guard warning by
4649 !DECL_ARTIFICIAL check.
4651 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4653 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4654 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4655 sse5_perm<mode>): Fix constraints.