1 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
11 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
13 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
15 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18 target after ignore has been set, and move there also the commputation
19 of subtarget and original_target.
20 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21 (LANG_HOOKS_INITIALIZER): Remove it.
22 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24 2008-03-18 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
27 found an expression with constants, note that in the VN for the lhs.
28 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
29 fold them to constants if possible. Run cleanup_cfg if done so.
30 (execute_pre): Return todo.
32 (execute_fre): Likewise.
33 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
35 (get_prop_source_stmt): Look through pointer conversions.
37 2008-03-18 Jan Hubicka <jh@suse.cz>
39 * tree-pretty-print.c: Include predict.h.
40 (dump_generic_node): Dump predictor.
41 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
42 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
43 * gimple-low.c (lower_stmt): Likewise.
44 * expr.c (expand_expr_real): Likewise.
45 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
47 (build_predict_expr, build_predict_expr): New.
48 * predict.h (predictor_name, build_predict_expr): Update.
49 * c-typeck.c (c_finish_bc_stmt): Add prediction.
50 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
51 * predict.def (PRED_CONTINUE): Update hitrate.
52 * tree.def (PREDICT_EXPR): Define.
53 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
54 do not handle BIND_EXPR.
55 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
56 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
57 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
60 2008-03-18 Michael Matz <matz@suse.de>
62 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
64 2008-03-18 Richard Guenther <rguenther@suse.de>
66 * tree-gimple.h (is_gimple_invariant_address): Declare.
67 (is_gimple_constant): Likewise.
68 * tree-gimple.c (is_gimple_constant): New function.
69 (is_gimple_invariant_address): Likewise.
70 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
71 and is_gimple_invariant_address.
72 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
74 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
77 2008-03-18 Jakub Jelinek <jakub@redhat.com>
80 * gimplify.c (gimplify_expr): Gimplify second operand of
83 2008-03-17 Richard Guenther <rguenther@suse.de>
85 * tree-pretty-print.c: Include predict.h.
86 (dump_generic_node): Dump predictor.
87 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
88 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
89 * gimple-low.c (lower_stmt): Likewise.
90 * expr.c (expand_expr_real): Likewise.
91 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
93 (build_predict_expr, build_predict_expr): New.
94 * predict.h (predictor_name, build_predict_expr): Update.
95 * c-typeck.c (c_finish_bc_stmt): Add prediction.
96 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
97 * predict.def (PRED_CONTINUE): Update hitrate.
98 * tree.def (PREDICT_EXPR): Define.
99 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
100 do not handle BIND_EXPR.
101 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
102 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
103 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
106 2008-03-17 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/19637
109 * fold-const.c (fold_unary): Remove restrictions of removing
110 intermediate pointer-conversions (P2)(P1)P0.
111 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
112 conversion to void pointer.
113 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
115 2008-03-16 James E. Wilson <wilson@tuliptree.org>
118 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
119 emulated thread local variables.
121 2008-03-16 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
125 expand TREE_INVARIANT operations that are not gimple invariant.
127 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
129 * doc/extend.texi (Alignment): Say that the ABI controls
130 the __alignof__ for non-strict-alignment targets rather
131 than being a recommendation.
133 2008-03-15 Paul Brook <paul@codesourcery.com>
135 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
137 (arm_output_fn_unwind): Mark functions that can not be unwound.
139 2008-03-15 Paul Brook <paul@codesourcery.com>
141 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
142 extension instructions.
144 2008-03-15 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
147 and fold constant aggregate refs.
148 (fold_const_aggregate_ref): Handle string constants
149 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
150 (evaluate_stmt): Simplify now that ccp_fold folds constant
153 2008-03-15 Paul Brook <paul@codesourcery.com>
155 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
156 (extzv): Use gen_extzv_t2.
157 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
159 2008-03-15 Richard Guenther <rguenther@suse.de>
161 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
162 (fold_const_aggregate_ref): Likewise.
163 (get_value): Return NULL if we don't have any values.
164 (ccp_finalize): Set const_val to NULL after freeing it.
165 * tree-flow.h (get_symbol_constant_value): Declare.
166 (fold_const_aggregate_ref): Likewise.
167 * tree-ssa-sccvn.c (try_to_simplify): Use them.
169 2008-03-15 Richard Guenther <rguenther@suse.de>
172 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
173 to not produce negative array indices if not allowed. Add
174 parameter to indicate that.
175 (maybe_fold_offset_to_component_ref): Allow negative array
176 indices only for the first member of a structure.
177 (maybe_fold_offset_to_reference): Allow negative array indices.
178 (maybe_fold_stmt_addition): Likewise.
180 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
181 Anatoly Sokolov <aesok@post.ru>
183 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
184 (avr_arch): Add ARCH_AVR6.
185 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
186 (initial_elimination_offset): Initialize and use 'avr_pc_size'
187 instead of fixed value 2.
188 (print_operand_address): Use gs() asm specifier instead of pm().
189 (avr_assemble_integer): (Ditto.).
190 (avr_output_addr_vec_elt): (Ditto.).
191 (print_operand): Handle "!" code.
192 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
193 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
194 (AVR_HAVE_EIJMP_EICALL): Define.
195 (AVR_3_BYTE_PC): Redefine.
196 (AVR_2_BYTE_PC): (Ditto.).
197 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
198 (LINK_SPEC): Add atmega2560 and atmega2561.
199 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
201 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
202 for 3 byte PC devices.
203 (call_value_insn): (Ditto.).
204 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
205 (indirect_jump): Use only for for 2 byte PC devices.
206 (*tablejump): (Ditto.).
207 (*indirect_jump_avr6): Add insn.
208 (*tablejump_rjmp): Don't use for 3 byte PC devices.
209 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
210 instead of ijmp for 3 byte PC devices.
211 (__tablejump2__): (Ditto.).
212 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
213 (MULITLIB_DIRNAMES): (Ditto.).
214 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
216 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
218 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
219 "sse2_umulsidi3". Use V1DI mode for operand 0.
220 ("mmx_psadbw"): Use V1DI mode for operand 0.
221 * config/i386/i386-modes.def (V1SI): New vector mode.
222 * config/i386/i386.c (struct builtin_description)
223 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
224 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
225 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
226 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
227 v1di_ftype_v8qi_v8qi type.
228 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
230 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
231 __builtin_ia32_pmuludq]: Fix the mode of return value.
233 2008-03-15 Richard Guenther <rguenther@suse.de>
236 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
239 2008-03-14 Bob Wilson <bob.wilson@acm.org>
241 * doc/invoke.texi (Option Summary, Xtensa Options): Document
242 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
243 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
244 unless TARGET_SERIALIZE_VOLATILE is enabled.
245 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
246 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
247 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
249 2008-03-14 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/34172
252 * tree-flow.h (refs_may_alias_p): Declare.
253 (get_single_def_stmt): Likewise.
254 (get_single_def_stmt_from_phi): Likewise.
255 (get_single_def_stmt_with_phi): Likewise.
256 * tree-dfa.c (refs_may_alias_p): New function.
257 (get_single_def_stmt): Likewise.
258 (get_single_def_stmt_from_phi): Likewise.
259 (get_single_def_stmt_with_phi): Likewise.
260 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
261 (vn_reference_lookup_1): New helper function.
262 (vn_reference_lookup): Walk the virtual use-def chain to
263 continue searching for a match if the def does not alias the
264 reference we are looking for.
266 2008-03-14 David Edelsohn <edelsohn@gnu.org>
268 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
269 archive and Perzl. Update The Written Word listing.
271 2008-03-14 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/34043
274 PR tree-optimization/33989
275 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
277 (bitmap_find_leader): Use extra argument to verify dominance
278 relationship inside a basic-block.
279 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
280 (find_leader_in_sets): Adjust.
281 (create_component_ref_by_pieces): Take extra argument for
282 dominance check, handle lookup failures.
283 (find_or_generate_expression): Likewise.
284 (create_expression_by_pieces): Likewise.
285 (insert_into_preds_of_block): Adjust.
286 (create_value_expr_from): If asked for, verify all operands
287 are in the blocks AVAIL_OUT set.
288 (make_values_for_stmt): Check for SSA_NAMEs that are life
289 over an abnormal edge.
290 (compute_avail): Remove such check.
291 (do_SCCVN_insertion): New function.
292 (eliminate): If we do not find a leader suitable for replacement
293 insert a replacement expression from SCCVN if available.
294 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
295 (struct vn_ssa_aux): Add needs_insertion flag.
296 * tree-ssa-sccvn.c (may_insert): New global flag.
297 (copy_reference_ops_from_ref): Value-number union member access
298 based on its size, not type and member if insertion is allowed.
299 (visit_reference_op_load): For a weak match from union type
300 punning lookup a view-converted value and insert a SSA_NAME
301 for that value if that is not found.
302 (visit_use): Make dumps shorter. Do not disallow value numbering
303 SSA_NAMEs that are life over an abnormal edge to constants.
304 (free_scc_vn): Release inserted SSA_NAMEs.
305 (run_scc_vn): New flag to specify whether insertion is allowed.
306 Process SSA_NAMEs in forward order.
307 * tree-ssa-loop-im.c (for_each_index): Handle invariant
308 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
309 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
310 pointer type to/from integral types that do not change the
311 precision to regular conversions.
313 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
315 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
316 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
317 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
318 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
319 input arguments and the mode of return value. Built-in functions
320 that operate on whole 64-bit MMX register now use V1DI mode.
322 2008-03-13 Alon Dayan <alond@il.ibm.com>
323 Olga Golovanevsky <olga@il.ibm.com>
325 PR tree-optimization/35041
326 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
327 to locate the right position in a statement.
329 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
333 * config/i386/xmmintrin.h: Change all static inline functions to
334 extern inline and add __gnu_inline__ attribute.
335 * config/i386/bmintrin.h: Ditto.
336 * config/i386/smmintrin.h: Ditto.
337 * config/i386/tmmintrin.h: Ditto.
338 * config/i386/mmintrin-common.h: Ditto.
339 * config/i386/ammintrin.h: Ditto.
340 * config/i386/emmintrin.h: Ditto.
341 * config/i386/pmmintrin.h: Ditto.
342 * config/i386/mmintrin.h: Ditto.
343 * config/i386/mm3dnow.h: Ditto.
345 2008-03-13 Jakub Jelinek <jakub@redhat.com>
348 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
349 (lower_omp_2): New function.
350 (lower_omp_1, lower_omp): Rewritten.
352 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
355 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
356 with the phrase "Microsoft Windows compilers".
357 (Push/Pop Macro Pragmas): New subsection. Document
358 #pragma push_macro and pragma pop_macro.
360 2008-03-12 Paul Brook <paul@codesourcery.com>
362 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
364 2008-03-12 Paul Brook <paul@codesourcery.com>
366 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
367 (thumb2_alusi3_short): Exclude PLUS and MINUS.
368 (thumb2_addsi_shortim): Rename ...
369 (thumb2_addsi_short): ... to this. Allow register operands.
370 (thumb2_subsi_short): New pattern.
371 (thumb2_one_cmplsi2_short,
372 thumb2_negsi2_short): New patterns and peepholes.
374 2008-03-12 Paul Brook <paul@codesourcery.com>
376 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
378 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.md (int_cond): New code iterator.
382 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
383 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
384 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
385 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
386 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
387 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
388 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
389 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
391 2008-03-12 Paul Brook <paul@codesourcery.com>
393 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
394 instead of {arm,thumb}_compute_save_reg_mask.
395 (output_return_instruction): Ditto.
396 (thumb_unexpanded_epilogue): Ditto.
397 (thumb1_expand_prologue): Ditto.
398 (thumb1_output_function_prologue): Ditto.
399 (arm_set_return_address): Ditto.
400 (thumb_set_return_address): Ditto.
401 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
402 regs to achieve stack alignment.
403 (thumb1_compute_save_reg_mask): Fix compiler warning.
404 (arm_output_epilogue): Use offsets->saved_regs_mask.
405 Adjust stack pointer by poping call clobered registers.
406 (arm_expand_prologue): Use offsets->saved_regs_mask.
407 Adjust stack pointer by pushing extra registers.
408 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
410 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
413 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
414 conversion to the operands of a multiplication.
416 2008-03-12 Richard Guenther <rguenther@suse.de>
418 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
419 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
420 * timevar.def (TV_TREE_PHIPROP): Add.
421 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
422 pass description. Use TV_TREE_PHIPROP.
423 * tree-ssa-forwprop.c: Remove phiprop code.
425 2008-03-12 Jakub Jelinek <jakub@redhat.com>
428 * omp-low.c (maybe_lookup_decl): Constify first argument.
429 (use_pointer_for_field): Change last argument from bool to
430 omp_context *. Disallow shared copy-in/out in nested
431 parallel if decl is shared in outer parallel too.
432 (build_outer_var_ref, scan_sharing_clauses,
433 lower_rec_input_clauses, lower_copyprivate_clauses,
434 lower_send_clauses, lower_send_shared_vars): Adjust callers.
436 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
437 Ira Rosen <irar@il.ibm.com>
439 * tree-vectorizer.c (free_stmt_vec_info): New function.
440 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
441 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
442 * tree-vectorizer.h (free_stmt_vec_info): Declare.
443 * tree-vect-transform.c (vectorizable_conversion): Free
444 vec_oprnds0 if it was allocated.
445 (vect_permute_store_chain): Remove unused VECs.
446 (vectorizable_store): Free VECs that are allocated in the..
448 (vect_transform_strided_load, vectorizable_load): Likewise.
449 (vect_remove_stores): Simplify the code.
450 (vect_transform_loop): Move code to vect_remove_stores().
451 Call vect_remove_stores() and free_stmt_vec_info().
453 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
455 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
456 TARGET_HPUX. Revise comment.
457 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
458 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
459 Use sr4 variant of `be' instruction when not generating PIC code.
460 (attr_length_call): Adjust for above change.
462 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
464 * ipa-reference.c (static_execute): Remove module_statics_const and
465 associated setting code.
467 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
471 constraint for operand 1.
472 (paritysi2_cmp): Use register_operand constraint for operand 2.
473 Use earlyclobber modifier for operand 1. Remove support for
475 (paritydi2_cmp): Use register_operand constraint for operand 3.
476 Use earlyclobber modifier for operand 1. Remove support for
479 2008-03-11 Paul Brook <paul@codesourcery.com>
480 Vladimir Prus <vladimir@codesourcery.com>
482 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
483 (arm_compute_save_reg0_reg12_mask): Always
484 check if register 11 must be saved. Always safe hard frame pointer
485 when frame_pointer_needeed.
486 (arm_compute_save_reg_mask): Save IP and PC
487 only with apcs frames.
488 (arm_output_epilogue): Adjust Thumb2 codepath to
489 be also invoked and work for ARM non-apcs frames.
490 (arm_expand_prologue): Don't bother saving IP
491 for non-apcs frame, since it's not clobbered by
492 prologue code. Implement non-apcs frame
495 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
497 PR rtl-optimization/35281
498 * expr.c (convert_move): Use a new pseudo for the intermediate
499 from_mode->word_mode result.
501 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
503 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
504 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
505 * toplev.c (compile_file): Don't call it.
507 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
510 * expr.c (store_expr): Call emit_block_move if the mode
511 of "temp" RTX is BLKmode.
513 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
514 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/31358
517 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
518 the step with a NULL_TREE.
519 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
520 to sizetype if type is a pointer type.
521 (add_candidate_1): Don't convert the base and step to
522 the generic type if the orginal type is a pointer type.
523 (add_iv_value_candidates): Use sizetype for the step
524 if type is a pointer type.
525 (cand_value_at): Likewise.
526 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
528 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
529 Don't convert the tem affine to the type.
530 (add_elt_to_tree): Use sizetype for the step if a pointer.
531 Use POINTER_PLUS_EXPR for pointers.
532 (aff_combination_to_tree): Use sizetype for the step if a
535 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
537 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
538 Remove commutativity hint.
540 2008-03-10 Jakub Jelinek <jakub@redhat.com>
544 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
545 errorneous type. Check that v is a VAR_DECL.
548 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
550 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
552 PR tree-optimization/35494
553 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
554 may be overriden at link and run time.
556 2008-03-10 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/34677
559 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
560 (poolify_tree): Likewise.
561 (modify_expr_template): Likewise.
562 (poolify_modify_stmt): Likewise.
563 (insert_fake_stores): Handle all component-ref style stores
564 in addition to INDIRECT_REF. Also handle complex types.
565 Do not poolify the inserted load.
566 (realify_fake_stores): Do not rebuild the tree but only
567 make it a SSA_NAME copy.
568 (init_pre): Remove initialzation of modify_expr_template.
569 Do not allocate modify_expr_node_pool.
570 (fini_pre): Do not free modify_expr_node_pool.
572 2008-03-10 Paul Brook <paul@codesourcery.com>
574 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
577 2008-03-10 Paul Brook <paul@codesourcery.com>
578 Mark Shinwell <shinwell@codesourcery.com>
580 * config/arm/cortex-r4.md: New.
581 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
583 * config/arm/arm.md: Include cortex-r4.md.
584 (insn): Add smmls, sdiv and udiv values.
585 (generic_sched): Don't use generic scheduling for Cortex-R4.
586 (arm_issue_rate): New function.
587 (TARGET_SCHED_ISSUE_RATE): Define.
589 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
591 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
593 2008-03-10 Richard Guenther <rguenther@suse.de>
595 * tree-ssa-pre.c (get_sccvn_value): Simplify.
596 (compute_avail): Do not add stmt uses to AVAIL_OUT.
598 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
600 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
603 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
605 * c.opt (Wsynth): Deprecate.
606 * doc/invoke.texi (Option Summary, Warning Options): Document
607 -Wno-format-contains-nul.
609 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
612 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
613 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
615 2008-03-09 Ira Rosen <irar@il.ibm.com>
617 * config/rs6000/rs6000.c (builtin_description): Rename vector
618 left shift operations.
619 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
620 (altivec_vsl<VI_char>): Rename to ...
621 (ashl<mode>3): ... new name.
622 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
624 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
626 2008-03-08 Richard Guenther <rguenther@suse.de>
628 * coverage.h (tree_coverage_counter_addr): Declare.
629 * coverage.c (tree_coverage_counter_addr): New function.
630 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
632 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
633 (tree_gen_one_value_profiler): Likewise.
634 (tree_gen_ic_profiler): Likewise.
635 (tree_gen_average_profiler): Likewise.
636 (tree_gen_ior_profiler): Likewise.
638 2008-03-08 Richard Guenther <rguenther@suse.de>
640 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
641 (vn_binary_op_insert): Likewise.
642 (vn_unary_op_lookup): Likewise.
643 (vn_unary_op_insert): Likewise.
644 (vn_nary_op_lookup): Declare.
645 (vn_nary_op_insert): Likewise.
646 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
647 and binary hashes, use a single obstack for unary_op_pool
649 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
650 a single struct vn_nary_op_s. Store tree code length and
651 a variable number of operands.
652 (struct vn_reference_op_struct): Remove unused op2.
653 (vn_reference_op_eq): Do not compare op2.
654 (vn_reference_op_compute_hash): Do not compute hash of op2.
655 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
656 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
657 with vn_nary_op_compute_hash.
658 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
659 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
661 (vn_unary_op_insert, vn_binary_op_insert): Replace with
663 (visit_unary_op): Call nary functions.
664 (visit_binary_op): Likewise.
665 (process_scc): Adjust for struct vn_tables_s changes.
666 (allocate_vn_table): Likewise.
667 (free_vn_table): Likewise.
668 * tree-vn.c (vn_add): Call nary functions.
669 (vn_lookup): Likewise.
671 2008-03-08 Jakub Jelinek <jakub@redhat.com>
674 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
675 wdst back after sync_compare_and_swapqhi_internal.
677 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386-modes.def (V1DI): New vector mode.
681 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
682 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
684 (MMXMODE): Add V1DI mode.
685 (mmxvecsize): Change DI mode to V1DI mode.
686 ("mov<mode>): Use MMXMODEI8 mode iterator.
687 ("*mov<mode>_internal_rex64"): Ditto.
688 ("*mov<mode>_internal"): Ditto.
689 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
690 ("mmx_sub<mode>3"): Ditto.
691 ("mmx_adddi3"): Remove insn pattern.
692 ("mmx_subdi3"): Ditto.
693 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
694 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
695 ("mmx_ashl<mode>3"): Ditto.
696 ("mmx_lshrdi3"): Remove insn pattern.
697 ("mmx_ashldi3"): Ditto.
698 * config/i386/i386.c (classify_argument): Handle V1DImode.
699 (function_arg_advance_32): Ditto.
700 (function_arg_32): Ditto.
701 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
702 mmx_addv1di3 insn pattern.
703 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
704 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
705 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
706 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
707 Remove definitions of built-in functions.
708 (V1DI_type_node): New node.
709 (v1di_ftype_v1di_int): Ditto.
710 (v1di_ftype_v1di_v1di): Ditto.
711 (v2si_ftype_v2si_si): Ditto.
712 (v4hi_ftype_v4hi_di): Remove node.
713 (v2si_ftype_v2si_di): Ditto.
714 (ix86_init_mmx_sse_builtins): Handle V1DImode.
715 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
716 Redefine builtins using def_builtin_const with *_ftype_*_int node.
717 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
718 Add new builtins using def_builtin_const.
719 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
720 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
721 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
722 * config/i386/mmintrin.h (__v1di): New typedef.
723 (_mm_add_si64): Cast arguments to __v1di type.
724 (_mm_sub_si64): Ditto.
725 (_mm_sll_pi16): Cast __count to __v4hi type.
726 (_mm_sll_pi32): Cast __count to __v2si type.
727 (_mm_sll_si64): Cast arguments to __v1di type.
728 (_mm_srl_pi16): Cast __count to __v4hi type.
729 (_mm_srl_pi32): Cast __count to __v2si type.
730 (_mm_srl_si64): Cast arguments to __v1di type.
731 (_mm_sra_pi16): Cast __count to __v4hi type.
732 (_mm_sra_pi32): Cast __count to __v2si type.
733 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
734 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
735 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
736 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
737 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
738 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
739 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
740 (_mm_srai_pi32): Use __builtin_ia32_psradi.
741 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
742 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
743 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
744 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
746 2008-03-07 Joseph Myers <joseph@codesourcery.com>
748 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
750 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
753 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
754 reg+const addressing for Altivec modes. Don't generate reg+reg
755 addressing for TFmode or TDmode quantities.
757 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
759 * c-common.c (vector_types_convertible_p): Call langhook
760 instead of comptypes.
762 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
765 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
766 integral and scalar float variables which have a
769 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
771 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
772 dwarf_register_span hook when emitting unwind information for
773 register-to-memory saves.
774 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
775 (rs6000_frame_related): Remove call to spe_synthesize_frame.
777 2008-03-06 Jakub Jelinek <jakub@redhat.com>
779 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
780 for the same VAR_DECL.
782 2008-03-06 Tom Tromey <tromey@redhat.com>
785 * doc/standards.texi (Standards): Don't mention treelang.
786 * doc/invoke.texi (Overall Options): Don't mention treelang.
787 * doc/install.texi (Prerequisites): Don't mention bison or
789 (Configuration): Don't mention treelang.
790 (Building): Likewise.
791 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
793 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
795 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
796 word-extractions out of a multi-word object.
798 2008-03-06 Richard Guenther <rguenther@suse.de>
800 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
801 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
802 result type and precision.
803 * expr.c (get_inner_reference): Set unsignedp based on the result
804 type of BIT_FIELD_REF.
805 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
806 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
807 (try_instantiate_multiple_fields): Likewise. Use the correct type
809 (sra_build_assignment): Likewise.
810 (sra_build_elt_assignment): Likewise.
811 (sra_explode_bitfield_assignment): Likewise.
812 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
813 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
814 set BIT_FIELD_REF_UNSIGNED.
815 (vectorizable_load): Likewise.
817 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
819 * cse.c (cse_extended_basic_block): Invalidate artificial defs
822 2008-03-06 Richard Guenther <rguenther@suse.de>
824 * alias.c (struct alias_set_entry): Move has_zero_child field
825 to pack with alias_set.
827 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
829 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
832 2008-03-05 Ian Lance Taylor <iant@google.com>
834 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
836 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
838 * fwprop.c (update_df): Support width and offset parameters of
840 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
841 global_conflicts): Change DF_REF_EXTRACT to either
842 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
843 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
844 * df-scan.c (df_ref_record, df_defs_record,
845 df_ref_create_structure, df_def_record_1, df_uses_record,
846 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
847 df_bb_refs_collect, df_entry_block_defs_collect,
848 df_exit_block_uses_collect): Support new width and offset fields.
849 (ref_extract_pool): New storage pool.
850 (df_free_ref): New function.
851 (df_reg_chain_unlink, df_free_collection_rec,
852 df_sort_and_compress_refs): Call df_free_ref.
853 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
855 (df_ref_create_structure): Allocate df_ref_extract if offset and
856 width fields are used.
857 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
858 (df_uses_record): Get offset and width from ZERO_EXTRACT
860 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
861 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
862 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
863 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
864 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
865 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
866 (df_ref_extract): New structure.
867 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
868 (df_ref_create): Add width and offset parameters.
870 2008-03-05 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-structalias.c (get_constraint_for_component_ref):
873 Use ranges_overlap_p.
874 (offset_overlaps_with_access): Rename
875 to ranges_overlap_p and move ...
876 * tree-flow-inline.h (ranges_overlap_p): ... here.
878 * tree.h (get_inner_reference, handled_component_p): Update
881 * tree.h (record_component_aliases, get_alias_set,
882 alias_sets_conflict_p, alias_sets_must_conflict_p,
883 objects_must_conflict_p): Move declarations ...
884 * alias.h (record_component_aliases, get_alias_set,
885 alias_sets_conflict_p, alias_sets_must_conflict_p,
886 objects_must_conflict_p): ... here.
888 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
890 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
892 * cfg.c: Include tree-flow.h.
893 (remove_edge_raw): Call redirect_edge_var_map_clear.
894 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
895 * tree-flow-inline.h (redirect_edge_var_map_def): New.
896 (redirect_edge_var_map_result): New.
897 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
898 PENDING_STMT use with redirect_edge_var_map_*.
899 * tree-ssa.c (edge_var_maps): New definition.
900 (redirect_edge_var_map_add): New.
901 (redirect_edge_var_map_clear): New.
902 (redirect_edge_var_map_dup): New.
903 (redirect_edge_var_map_vector): New.
904 (redirect_edge_var_map_destroy): New.
905 (ssa_redirect_edge): Replace PENDING_STMT use with
906 redirect_edge_var_map_*.
907 (flush_pending_stmts): Same.
908 (delete_tree_ssa): Destroy edge var map.
909 * tree-flow.h (struct _edge_var_map): New.
910 Define edge_var_map vector type.
911 Declare redirect_edge_var_map_* prototypes.
912 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
913 * tree-cfg.c (reinstall_phi_args): Replace
914 PENDING_STMT use with redirect_edge_var_map_*.
916 2008-03-05 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/35472
919 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
920 whose single use_stmt has a overlapping set of loaded and
921 stored symbols as that use_stmt might be a noop assignment then.
923 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
925 * gthr-rtems.h: Implement __gthread_mutex_destroy.
927 2008-03-05 Richard Guenther <rguenther@suse.de>
930 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
932 * tree-cfg.c (verify_expr): Verify it.
933 * fold-const.c (fold_truthop): Remove code generating
934 BIT_FIELD_REFs of structure bases.
935 (fold_binary): Likewise.
936 (fold_ternary): Position and size of BIT_FIELD_REFs are
937 always host integers.
938 (make_bit_field_ref): Remove.
939 (optimize_bit_field_compare): Remove.
940 (all_ones_mask_p): Remove.
942 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
945 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
946 (split_block_and_df_analyze): New. Split basic block and rebuild
948 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
950 (split_pattern_seq): Likewise.
951 (erase_matching_seqs): Likewise.
952 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
954 2008-03-04 Geoff Keating <geoffk@apple.com>
956 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
957 declaration and code.
958 (tree_invalid_nonnegative_warnv_p): Likewise.
960 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
962 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
963 examples. Truncate option-names then causing overfull hbox.
965 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
968 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
970 * configure: Rebuilt.
972 2008-03-04 Rafael Espindola <espindola@google.com>
974 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
975 (tree_unary_nonnegative_warnv_p): New.
976 (tree_binary_nonnegative_warnv_p): New.
977 (tree_single_nonnegative_warnv_p): New.
978 (tree_invalid_nonnegative_warnv_p): New.
979 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
981 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
984 * opts.c (handle_option): Postpone 'unknown option' errors only for
987 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
990 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
993 2008-03-04 Rafael Espindola <espindola@google.com>
995 * fold-const.c (tree_unary_nonzero_warnv_p): New.
996 (tree_binary_nonzero_warnv_p): New.
997 (tree_single_nonzero_warnv_p): New.
998 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1000 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
1003 * fold-const.c (fold_cond_expr_with_comparison): Prevent
1004 transformations for modes that have signed zeros.
1005 * ifcvt.c (noce_try_abs): Ditto.
1007 2008-03-04 Joseph Myers <joseph@codesourcery.com>
1009 * config/i386/i386.c (override_options): Force
1010 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1012 2008-03-04 Jan Hubicka <jh@suse.cz>
1015 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1018 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1020 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
1021 label to probe the stack.
1023 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
1025 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1026 (__gthr_win32_mutex_destroy): Declare.
1027 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1028 __gthr_win32_mutex_destroy.
1029 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
1031 2008-03-03 Jan Hubicka <jh@suse.cz>
1034 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1035 aggressive on inlining cold calls.
1037 2008-03-03 Richard Guenther <rguenther@suse.de>
1039 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1040 struct copies into the expression table.
1041 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1042 (try_to_simplify): Likewise.
1043 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1044 integral and pointer arguments which do not change the
1045 precision to NOP_EXPRs.
1046 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1047 VIEW_CONVERT_EXPR case.
1049 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
1051 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1052 defined in a loop at depth 0 is invariant.
1053 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1054 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1055 be called at loop depth 0.
1057 2008-03-02 Jakub Jelinek <jakub@redhat.com>
1060 * gcc.c (process_command): Update copyright notice dates.
1061 * gcov.c (print_version): Likewise.
1062 * gcov-dump.c (print_version): Likewise.
1063 * mips-tfile.c (main): Likewise.
1064 * mips-tdump.c (main): Likewise.
1066 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1069 * c-common.c (flag_permissive): Delete.
1070 (constant_expression_warnings): Check flags first.
1071 (constant_expression_error): New.
1072 * c-common.h (flag_permissive): Delete.
1073 (constant_expression_error): Declare.
1074 * flags.h (flag_permissive): Declare. Update description.
1075 * diagnostic.c (pedwarn): Update.
1077 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1078 (permissive_error_kind): New.
1079 * toplev.c (flag_permissive): Define. Update description.
1080 * toplev.h (permissive_error_kind): Declare.
1081 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1082 (pedwarn_c90): Use pedantic_warning_kind.
1083 * c-opts.c (c_common_post_options): flag_permissive does not affect
1084 flag_pedantic_errors.
1086 2008-03-02 Joseph Myers <joseph@codesourcery.com>
1088 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1089 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1090 __absvsi2, __absvDI2): Use unsigned arithmetic.
1092 2008-03-02 Andi Kleen <ak@suse.de>
1093 Richard Guenther <rguenther@suse.de>
1095 * struct-equiv.c: Remove file.
1096 * cfg_cleanup.c (condjump_equiv_p): Remove.
1097 * Makefile.in (OBJS-common): Remove struct-equiv.o.
1098 (struct-equiv.o): Remove rule.
1099 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1100 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
1101 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1103 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1105 * ifcvt.c (noce_process_if_block): Try to handle only the then
1106 block if the else block exists but isn't suitable.
1108 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1111 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1112 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1113 regression from previous patch.
1115 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
1118 * gthr.h: Add __gthread_mutex_destroy as a function that must be
1120 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1121 * gthr-single.h (__gthread_mutex_destroy): Likewise.
1122 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1123 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1124 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1125 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1126 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1127 (__gthread_mutex_destroy_function): Rename to
1128 __gthread_mutex_destroy.
1129 * gthr-dce.h (__gthread_mutex_destroy): Call
1130 pthread_mutex_destroy.
1131 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1132 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1133 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1135 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1137 * df-scan.c (df_ref_chain_change_bb): Simplify.
1138 (df_insn_change_bb): Add new_bb argument. Simplify. Call
1139 set_block_for_insn if there's any change.
1140 * df.h ((df_insn_change_bb): Fix prototype.
1141 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1142 df_insn_change_bb, don't call set_block_for_insn.
1143 * emit-rtl.c (reorder_insns): Likewise.
1144 * haifa-sched.c (move_insn): Likewise.
1146 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1148 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1150 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
1152 * tree-flow-inline.h (next_readonly_imm_use): Return
1153 NULL_USE_OPERAND_P after the end.
1155 2008-03-01 Richard Guenther <rguenther@suse.de>
1157 PR tree-optimization/35411
1158 * tree-sra.c (sra_build_assignment): Split conversion to
1159 final type to a separate statement if we are not assigning
1162 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1164 * fold-const.c (fold_convertible_p): Correct the logic to follow
1165 that in fold_convert().
1167 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
1170 * tree-inline.c (build_duplicate_type): When we make a
1171 duplicate type, make it unique in the canonical types system.
1173 2008-02-29 Tom Tromey <tromey@redhat.com>
1175 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1176 input_file_stack_history, input_file_stack_restored): Remove.
1177 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1178 * input.h (struct file_stack): Remove.
1179 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1180 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1182 * diagnostic.h (struct diagnostic_context) <last_module>: Change
1184 (diagnostic_last_module_changed): Add 'map' argument.
1185 (diagnostic_set_last_function): Likewise.
1186 * diagnostic.c (undiagnostic_report_current_module): Iterate using
1187 line map, not input_file_stack.
1188 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1190 2008-02-29 Paul Brook <paul@codesourcery.com>
1192 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1194 2008-02-29 Paul Brook <paul@codesourcery.com>
1196 * config/arm/ieee754-df.S (muldf3): Use RET macros.
1198 2008-02-29 Richard Guenther <rguenther@suse.de>
1200 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1202 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1203 value for comparing for a store match.
1204 (simplify_unary_expression): Do nothing for SSA_NAMEs.
1205 (try_to_simplify): Do not do a full-blown reference lookup.
1207 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1209 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1210 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1212 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1214 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
1216 * tree-loop-linear.c (try_interchange_loops): Compare memory access
1217 strides against cache sizes.
1219 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
1221 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1224 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
1226 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1227 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1228 is smaller than the original promoted value.
1229 (simplify_subreg): If OP is a SUBREG, try to preserve its
1230 SUBREG_PROMOTED_VAR_P information.
1232 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
1234 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1235 (VN_INFO_GET): Allocate new objects on the obstack.
1236 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
1237 for rpo_numbers_temp, for consistency.
1238 (free_scc_vn): Free the obstack.
1240 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
1242 * doc/invoke.texi: Document -ftree-loop-distribution.
1243 * tree-loop-distribution.c: New.
1244 * tree-pass.h (pass_loop_distribution): New.
1245 * graphds.h (struct graph): Add htab_t indices.
1246 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1247 * tree-vectorizer.c (rename_variables_in_loop): Extern.
1248 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1249 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1250 * tree-data-ref.c (debug_data_dependence_relations): New.
1251 (dump_data_dependence_relation): Also print data references.
1252 (free_data_ref): Extern.
1253 (same_access_functions): Moved...
1254 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1255 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1256 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1257 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1258 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1259 (stmts_from_loop): Skip LABEL_EXPR.
1260 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1262 (build_rdg): Initialize rdg->indices htab.
1263 (free_rdg, stores_from_loop, ref_base_address,
1264 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1265 have_similar_memory_accesses_1, ref_base_address_1,
1266 remove_similar_memory_refs): New.
1267 * tree-data-ref.h: Depend on tree-chrec.h.
1268 (debug_data_dependence_relations, free_data_ref): Declared.
1269 (same_access_functions): ... here.
1270 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1272 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1273 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1274 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1275 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1276 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1277 rdg_vertex_for_stmt): Declared.
1278 (struct rdg_edge): Add level.
1280 (free_rdg, stores_from_loop, remove_similar_memory_refs,
1281 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1283 (rdg_has_similar_memory_accesses): New.
1284 * tree-vect-analyze.c: Remove unused static decls.
1285 * lambda.h (dependence_level): New.
1286 * common.opt (ftree-loop-distribution): New.
1287 * tree-flow.h (mark_virtual_ops_in_bb,
1288 slpeel_tree_duplicate_loop_to_edge_cfg,
1289 rename_variables_in_loop): Declared.
1290 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1291 (OBJS-common): Add tree-loop-distribution.o.
1292 (tree-loop-distribution.o): New rule.
1293 * tree-cfg.c (mark_virtual_ops_in_bb): New.
1294 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1295 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1297 2008-02-28 Joseph Myers <joseph@codesourcery.com>
1300 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1301 other than structures and unions.
1303 2008-02-28 Richard Guenther <rguenther@suse.de>
1306 2008-02-26 Richard Guenther <rguenther@suse.de>
1308 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1309 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1310 (lookup_decl_from_uid): Declare.
1311 (remove_decl_from_map): Likewise.
1312 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1313 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1314 (decl_for_uid_map): New global hashtable mapping DECL_UID
1316 (init_ttree): Allocate it.
1317 (insert_decl_to_uid_decl_map): New helper function.
1318 (make_node_stat): Insert new decls into the map.
1319 (copy_node_stat): Likewise.
1320 (lookup_decl_from_uid): New function.
1321 (remove_decl_from_map): Likewise.
1322 (print_decl_for_uid_map_statistics): New helper.
1323 (dump_tree_statistics): Call it.
1325 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1326 (referenced_var_iterator): Adjust.
1327 (FOR_EACH_REFERENCED_VAR): Adjust.
1328 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1329 (num_referenced_vars): Adjust.
1330 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1331 (first_referenced_var): Remove.
1332 (end_referenced_vars_p): Likewise.
1333 (next_referenced_var): Likewise.
1334 (referenced_var_iterator_set): New helper function.
1335 * tree-dfa.c (referenced_var_lookup): Adjust.
1336 (referenced_var_check_and_insert): Likewise.
1337 (remove_referenced_var): Likewise.
1338 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1339 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1340 (verify_call_clobbering): Likewise.
1341 (verify_memory_partitions): Likewise.
1342 (init_tree_ssa): Allocate bitmap instead of hashtable for
1344 (delete_tree_ssa): Adjust.
1345 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1346 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1347 (compute_tag_properties): Likewise.
1348 (set_initial_properties): Likewise.
1349 (find_partition_for): Likewise.
1350 (update_reference_counts): Likewise.
1351 (dump_may_aliases_for): Likewise.
1352 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1353 (add_call_clobber_ops): Likewise.
1354 (add_call_read_ops): Likewise.
1355 (get_asm_expr_operands): Likewise.
1356 * tree-into-ssa.c (dump_decl_set): Likewise.
1357 (update_ssa): Likewise.
1358 * tree-sra.c (scan_function): Likewise.
1359 (decide_instantiations): Likewise.
1360 (scalarize_parms): Likewise.
1361 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1362 (dsa_named_for): Likewise.
1363 * tree-ssa-structalias.c (update_alias_info): Likewise.
1364 (merge_smts_into): Likewise.
1366 2008-02-27 David Daney <ddaney@avtrex.com>
1369 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1370 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1371 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1372 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1373 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1375 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
1378 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1379 (BUILT_IN_NEXTTOWARD): Remove.
1380 (BUILT_IN_NEXTTOWARDF): Ditto.
1381 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1382 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
1384 2008-02-27 Tom Tromey <tromey@redhat.com>
1386 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1387 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1389 2008-02-27 Jan Beulich <jbeulich@novell.com>
1391 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1392 update the respective field on newdecl.
1394 2008-02-27 Revital Eres <eres@il.ibm.com>
1396 PR rtl-optimization/34999
1397 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1398 crossing edges that ends with a call insn.
1399 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1400 call insn and clear the EDGE_CROSSING flag of the crossing edge
1401 when fixing fallthru edges.
1403 2008-02-27 Richard Guenther <rguenther@suse.de>
1406 * fold-const.c (fold_unary): Return the correct argument,
1407 converted to the result type.
1409 2008-02-27 Richard Guenther <rguenther@suse.de>
1412 * expr.c (expand_expr_real_1): Assert on rotates that operate
1414 * fold-const.c (fold_binary): Use the types precision, not the
1415 bitsize of the mode if folding rotate expressions. Build rotates
1416 only for full modes.
1418 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1420 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1422 * c-pragma.c (pragma_ns_name): New typedef.
1423 (registered_pp_pragmas): New variable.
1424 (c_pp_lookup_pragma): New function.
1425 (c_register_pragma_1): If flag_preprocess_only, do nothing
1426 for non-expanded pragmas, for expanded ones push pragma's
1427 namespace and name into registered_pp_pragmas vector.
1428 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1429 flag_preprocess_only, don't register GCC pch_preprocess
1430 pragma if flag_preprocess_only.
1431 * c-opts.c (c_common_init): Call init_pragma even if
1432 flag_preprocess_only.
1433 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1434 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1435 cpp_register_pragma if flag_preprocess_only.
1437 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1440 * c-parser.c (c_parser_translation_unit): Warn for empty
1441 translation unit, not empty source file.
1443 2008-02-26 Paul Brook <paul@codesourcery.com>
1445 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1446 operand for Thumb-2.
1447 * config/arm/arm.h (reg_class): Add CORE_REGS.
1448 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1449 (BASE_REG_CLASS): Use CORE_REGS.
1450 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1451 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1452 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1453 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1454 ARM_REGNO_OK_FOR_INDEX_P.
1455 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1456 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1457 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1458 (ldm/stm peepholes): Ditto.
1459 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1460 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1461 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1462 * config/arm/constraints.md: Enable "k" constraint on ARM.
1464 2008-02-27 Ben Elliston <bje@au.ibm.com>
1466 * config/rs6000/rs6000.c: Annotate cache line size field in all
1467 instances of struct processor_costs.
1469 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1471 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1472 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1473 jump_bypass): New counters.
1474 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1475 * dce.c (gate_ud_dce): Same.
1476 (gate_fast_dce): Same.
1477 * dse.c (gate_dse1): New function.
1478 (gate_dse2): New function.
1479 (gate_dse): Merge results of new gate functions.
1480 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1481 (gate_handle_jump_bypass): Add dbg_cnt.
1482 (gate_handle_gcse): Add dbg_cnt.
1483 * ifcvt.c (gate_handle_if_conversion): Same.
1484 (gate_handle_if_after_combine): Same.
1485 (gate_handle_if_after_reload): Same.
1486 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1488 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1490 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1492 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1494 2008-02-26 Jason Merrill <jason@redhat.com>
1497 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1498 alone if it's the naming decl for the type's main variant.
1500 2008-02-26 Tom Tromey <tromey@redhat.com>
1502 * system.h (USE_MAPPED_LOCATION): Poison.
1503 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1504 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1505 (make_goto_expr_edges): Likewise.
1506 (remove_bb): Likewise.
1507 (execute_warn_function_return): Likewise.
1508 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1510 * c-common.c (fname_decl): Remove old location code.
1511 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1513 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1515 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1516 (gen_rtx_ASM_INPUT): Likewise.
1517 (gen_rtx_ASM_INPUT_loc): Likewise.
1518 (get_rtx_asm_OPERANDS): Remove.
1519 * cfglayout.c (insn_locators_alloc): Remove old location code.
1520 (set_curr_insn_source_location): Likewise.
1521 (curr_insn_locator): Likewise.
1522 * print-tree.c (print_node): Remove old location code.
1523 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1524 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1525 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1526 location_from_locus.
1527 (construct_exit_block): Remove old location code.
1528 * emit-rtl.c (force_next_line_note): Remove old location code.
1529 * profile.c (branch_prob): Remove old location code.
1530 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1531 LOC_LINE): Remove old-location variants.
1532 * langhooks.c (lhd_print_error_function): Remove old location
1534 * configure, config.in: Rebuilt.
1535 * configure.ac (--enable-mapped-location): Remove.
1536 * c-decl.c (c_init_decl_processing): Remove old location code.
1537 (finish_function): Likewise.
1538 * recog.c (decode_asm_operands): Remove old location code.
1539 * c-pch.c (c_common_read_pch): Remove old location code.
1540 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1542 * gimple-low.c (lower_function_body): Remove old location code.
1543 * toplev.c (unknown_location): Remove.
1544 (push_srcloc): Remove old-location variant.
1545 (process_options): Remove old location code.
1546 (lang_dependent_init): Likewise.
1547 * input.h (UNKNOWN_LOCATION): Move definition.
1548 (location_t): Undeprecate.
1549 (source_locus): Remove.
1550 (location_from_locus): Remove.
1551 (struct location_s): Remove.
1552 Remove all old-location code.
1553 (input_line, input_filename): Remove.
1554 * final.c (final_scan_insn): Remove old location code.
1555 * diagnostic.c (diagnostic_build_prefix): Remove
1556 USE_MAPPED_LOCATION test.
1557 * tree.h (gimple_stmt) <locus>: Now a location_t.
1558 (tree_exp) <locus>: Likewise.
1559 (DECL_IS_BUILTIN): Remove old-location variant.
1560 (annotate_with_file_line, annotate_with_locus): Likewise.
1561 (expr_locus, set_expr_locus): Update.
1562 * tree.c (build1_stat): Remove old location code.
1563 (last_annotated_node): Remove.
1564 (annotate_with_file_line): Remove old-location variant.
1565 (annotate_with_locus): Likewise.
1566 (expr_location): Remove old location code.
1567 (set_expr_location): Likewise.
1568 (expr_has_location): Likewise.
1569 (expr_locus): Likewise.
1570 (set_expr_locus): Likewise.
1571 (expr_filename): Don't use location_from_locus.
1572 (expr_lineno): Likewise.
1573 * rtl-error.c (location_for_asm): Remove old location code.
1574 * c-lex.c (cb_line_change): Remove old location code.
1575 (fe_file_change): Likewise.
1576 (cb_def_pragma): Likewise.
1577 (c_lex_with_flags): Likewise.
1578 * gengtype.c (do_typedef): Don't special-case location types.
1579 (define_location_structures): Remove.
1580 (main): Don't call define_location_structures.
1581 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1584 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1587 * builtins.def (BUILT_IN_STDARG_START): Remove.
1588 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1589 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1590 * tree-inline.c (inline_forbidden_p_1): Likewise.
1592 2008-02-26 Richard Guenther <rguenther@suse.de>
1594 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1595 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1596 (lookup_decl_from_uid): Declare.
1597 (remove_decl_from_map): Likewise.
1598 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1599 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1600 (decl_for_uid_map): New global hashtable mapping DECL_UID
1602 (init_ttree): Allocate it.
1603 (insert_decl_to_uid_decl_map): New helper function.
1604 (make_node_stat): Insert new decls into the map.
1605 (copy_node_stat): Likewise.
1606 (lookup_decl_from_uid): New function.
1607 (remove_decl_from_map): Likewise.
1608 (print_decl_for_uid_map_statistics): New helper.
1609 (dump_tree_statistics): Call it.
1611 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1612 (referenced_var_iterator): Adjust.
1613 (FOR_EACH_REFERENCED_VAR): Adjust.
1614 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1615 (num_referenced_vars): Adjust.
1616 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1617 (first_referenced_var): Remove.
1618 (end_referenced_vars_p): Likewise.
1619 (next_referenced_var): Likewise.
1620 (referenced_var_iterator_set): New helper function.
1621 * tree-dfa.c (referenced_var_lookup): Adjust.
1622 (referenced_var_check_and_insert): Likewise.
1623 (remove_referenced_var): Likewise.
1624 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1625 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1626 (verify_call_clobbering): Likewise.
1627 (verify_memory_partitions): Likewise.
1628 (init_tree_ssa): Allocate bitmap instead of hashtable for
1630 (delete_tree_ssa): Adjust.
1631 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1632 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1633 (compute_tag_properties): Likewise.
1634 (set_initial_properties): Likewise.
1635 (find_partition_for): Likewise.
1636 (update_reference_counts): Likewise.
1637 (dump_may_aliases_for): Likewise.
1638 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1639 (add_call_clobber_ops): Likewise.
1640 (add_call_read_ops): Likewise.
1641 (get_asm_expr_operands): Likewise.
1642 * tree-into-ssa.c (dump_decl_set): Likewise.
1643 (update_ssa): Likewise.
1644 * tree-sra.c (scan_function): Likewise.
1645 (decide_instantiations): Likewise.
1646 (scalarize_parms): Likewise.
1647 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1648 (dsa_named_for): Likewise.
1649 * tree-ssa-structalias.c (update_alias_info): Likewise.
1650 (merge_smts_into): Likewise.
1652 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1655 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1656 * c-opts.c (c_common_handle_option): Wall enables
1657 Wvolatile-register-var.
1658 * common.opt: Move Wvolatile-register-var to...
1661 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1663 * common.opt (Wlarger-than=): New.
1664 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1666 * opts.c (common_handle_option): Handle -Wlarger-than=.
1667 * optc-gen.awk: Likewise.
1668 * opth-gen.awk: Likewise.
1669 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1670 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1672 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1674 * c-common.c (match_case_to_enum_1): Add appropriate
1675 OPT_W* parameter to warning.
1676 (c_do_switch_warnings): Likewise.
1677 * c-typeck.c (warning_init): Add one more parameter following
1679 (push_init_level): Update call to warning_init.
1680 (pop_init_level): Likewise.
1681 (add_pending_init): Likewise.
1682 (output_init_element: Likewise.
1684 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1687 * toplev.c (toplev_main): If there are warnings or error, print
1688 errors for ignored options.
1689 * opts.c (ignored_options): New static variable.
1690 (postpone_unknown_option_error): New.
1691 (print_ignored_options): New.
1692 (handle_option): Postpone errors for unknown -Wno-* options.
1693 * opts.h (print_ignored_options): Declare.
1695 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1697 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1700 2008-02-25 Richard Guenther <rguenther@suse.de>
1703 2008-02-25 Richard Guenther <rguenther@suse.de>
1705 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1706 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1707 (lookup_decl_from_uid): Declare.
1708 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1709 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1710 (decl_for_uid_map): New global hashtable mapping DECL_UID
1712 (init_ttree): Allocate it.
1713 (insert_decl_to_uid_decl_map): New helper function.
1714 (make_node_stat): Insert new decls into the map.
1715 (copy_node_stat): Likewise.
1716 (lookup_decl_from_uid): New function.
1717 (print_decl_for_uid_map_statistics): New helper.
1718 (dump_tree_statistics): Call it.
1720 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1721 (referenced_var_iterator): Adjust.
1722 (FOR_EACH_REFERENCED_VAR): Adjust.
1723 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1724 (num_referenced_vars): Adjust.
1725 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1726 (first_referenced_var): Remove.
1727 (end_referenced_vars_p): Likewise.
1728 (next_referenced_var): Likewise.
1729 (referenced_var_iterator_set): New helper function.
1730 * tree-dfa.c (referenced_var_lookup): Adjust.
1731 (referenced_var_check_and_insert): Likewise.
1732 (remove_referenced_var): Likewise.
1733 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1734 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1735 (verify_call_clobbering): Likewise.
1736 (verify_memory_partitions): Likewise.
1737 (init_tree_ssa): Allocate bitmap instead of hashtable for
1739 (delete_tree_ssa): Adjust.
1740 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1741 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1742 (compute_tag_properties): Likewise.
1743 (set_initial_properties): Likewise.
1744 (find_partition_for): Likewise.
1745 (update_reference_counts): Likewise.
1746 (dump_may_aliases_for): Likewise.
1747 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1748 (add_call_clobber_ops): Likewise.
1749 (add_call_read_ops): Likewise.
1750 (get_asm_expr_operands): Likewise.
1751 * tree-into-ssa.c (dump_decl_set): Likewise.
1752 (update_ssa): Likewise.
1753 * tree-sra.c (scan_function): Likewise.
1754 (decide_instantiations): Likewise.
1755 (scalarize_parms): Likewise.
1756 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1757 (dsa_named_for): Likewise.
1758 * tree-ssa-structalias.c (update_alias_info): Likewise.
1759 (merge_smts_into): Likewise.
1761 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1764 * doc/invoke.texi (-fcx-limited-range): Document new option.
1765 * toplev.c (process_options): Handle -fcx-fortran-rules.
1766 * common.opt: Add documentation for -fcx-fortran-rules.
1768 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1771 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1772 actual behaviour and C99.
1774 2008-02-26 Ben Elliston <bje@au.ibm.com>
1776 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1777 (ASM_CPU_POWER6_SPEC): Likewise.
1778 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1779 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1780 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1782 2008-02-25 Richard Guenther <rguenther@suse.de>
1784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1786 (lookup_decl_from_uid): Declare.
1787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1789 (decl_for_uid_map): New global hashtable mapping DECL_UID
1791 (init_ttree): Allocate it.
1792 (insert_decl_to_uid_decl_map): New helper function.
1793 (make_node_stat): Insert new decls into the map.
1794 (copy_node_stat): Likewise.
1795 (lookup_decl_from_uid): New function.
1796 (print_decl_for_uid_map_statistics): New helper.
1797 (dump_tree_statistics): Call it.
1799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1800 (referenced_var_iterator): Adjust.
1801 (FOR_EACH_REFERENCED_VAR): Adjust.
1802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1803 (num_referenced_vars): Adjust.
1804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1805 (first_referenced_var): Remove.
1806 (end_referenced_vars_p): Likewise.
1807 (next_referenced_var): Likewise.
1808 (referenced_var_iterator_set): New helper function.
1809 * tree-dfa.c (referenced_var_lookup): Adjust.
1810 (referenced_var_check_and_insert): Likewise.
1811 (remove_referenced_var): Likewise.
1812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1814 (verify_call_clobbering): Likewise.
1815 (verify_memory_partitions): Likewise.
1816 (init_tree_ssa): Allocate bitmap instead of hashtable for
1818 (delete_tree_ssa): Adjust.
1819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1821 (compute_tag_properties): Likewise.
1822 (set_initial_properties): Likewise.
1823 (find_partition_for): Likewise.
1824 (update_reference_counts): Likewise.
1825 (dump_may_aliases_for): Likewise.
1826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1827 (add_call_clobber_ops): Likewise.
1828 (add_call_read_ops): Likewise.
1829 (get_asm_expr_operands): Likewise.
1830 * tree-into-ssa.c (dump_decl_set): Likewise.
1831 (update_ssa): Likewise.
1832 * tree-sra.c (scan_function): Likewise.
1833 (decide_instantiations): Likewise.
1834 (scalarize_parms): Likewise.
1835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1836 (dsa_named_for): Likewise.
1837 * tree-ssa-structalias.c (update_alias_info): Likewise.
1838 (merge_smts_into): Likewise.
1840 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1843 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1844 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1845 * alias.h (nonoverlapping_memrefs_p): Likewise.
1847 2008-02-25 Jan Beulich <jbeulich@novell.com>
1849 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1850 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1851 __emultls_get_address, __emultls_register_common,
1852 __floatundi?f, and _Unwind_GetIPInfo.
1853 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1854 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1855 (gen_regparm_prefix): Likewise.
1856 (i386_nlm_encode_section_info): Sync with
1857 config/i386/winnt.c:i386_pe_encode_section_info().
1858 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1859 i386_nlm_mangle_decl_assembler_name): New.
1860 (netware_override_options): New.
1861 * config/i386/netware.h (netware_override_options): Declare.
1862 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1863 (i386_nlm_mangle_decl_assembler_name): Declare.
1864 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1866 2008-02-25 Ben Elliston <bje@au.ibm.com>
1869 * c-decl.c (grokdeclarator): Remove unused local variables
1870 `typedef_type' and `type_as_written'.
1872 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1873 unused local variable `has_hot_blocks'.
1874 (fix_crossing_conditional_branches): Remove unused local variable
1877 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1880 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1881 using DEF_C99_BUILTIN.
1882 (BUILT_IN_NANF): Ditto.
1883 (BUILT_IN_NANL): Ditto.
1885 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1886 Revital Eres <eres@il.ibm.com>
1888 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1889 regarding the order of two dependent insns in the same row.
1891 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1893 * stor-layout.c (layout_decl): Do not bump the alignment of a
1894 bit-field to more than byte alignment if it is packed.
1896 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1898 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1901 2008-02-24 Diego Novillo <dnovillo@google.com>
1903 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1906 * tree-vrp.c (vrp_evaluate_conditional): With
1907 -Wtype-limits, emit a warning when comparing against a
1908 constant outside the natural range of OP0's type.
1909 * c.opt (Wtype-limits): Move ...
1910 * common.opt (Wtype-limits): ... here.
1912 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1914 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1915 * config/rs6000/e300c2c3.md: New file.
1916 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1918 (rs6000_override_options): Add e300c2 and e300c3 cases to
1919 processor_target_table. Do not allow usage of Altivec or Spe
1920 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1921 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1922 * config/rs6000/rs6000.h (processor_type): Add
1923 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1924 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1925 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1926 and ppce300c3. Include e300c2c3.md.
1928 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1930 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1931 instead of TARGET_STRICT_ALIGN.
1933 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1935 * explow.c (memory_address): Assert that the generated address is
1938 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1941 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1942 * config/darwin-ppc-ldouble-patch.def: New file.
1943 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1944 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1945 SUBTARGET_INIT_BUILTINS if defined.
1946 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1949 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1952 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1953 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1955 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1958 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1959 file" warning condtional on -Winvalid-PCH.
1961 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1963 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1965 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1970 prevent reload from using MMX registers.
1971 (*mov<mode>_internal): Ditto.
1972 (*movv2sf_internal_rex64): Ditto.
1973 (*movv2sf_internal): Ditto.
1975 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1977 PR documentation/31569
1978 * doc/install.texi2html: Use makeinfo --no-number-sections.
1980 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1982 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1983 ensure that we can address an entire entity > 8 bytes. Don't
1984 generate reg+reg addressing for such data.
1986 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1988 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1989 strings when optimizing for size, unless the target cares about
1992 2008-02-22 Tom Tromey <tromey@redhat.com>
1994 * regclass.c (current_pass): Remove declaration.
1996 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1998 * config/avr/libgcc.S (__RAMPZ__): Define.
1999 (__do_copy_data): Add for devices with 128KB code memory.
2001 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
2003 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2005 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2007 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
2009 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2012 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2015 * c-typeck.c (build_binary_op): Warn about floating point
2016 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2018 2008-02-21 Janis Johnson <janis187@us.ibm.com>
2021 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2022 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2024 (rs6000_override_options): Set altivec_abi as default, not override,
2025 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2026 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2027 is used; use new member spe_abi.
2028 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2029 spe_abi and altivec_abi.
2031 2008-02-22 Tomas Bily <tbily@suse.cz>
2033 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2035 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2038 * config.build (build_file_translate): Set to `CMD //c' only if
2040 * Makefile.in (build_file_translate): Improve comment.
2042 2008-02-21 Jan Hubicka <jh@suse.cz>
2044 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2045 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2046 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2048 2008-02-21 Michael Matz <matz@suse.de>
2051 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2053 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
2055 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2056 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2058 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2059 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2060 SSE_VEC_FLOAT_MODE_P as insn constraint.
2061 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2062 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2063 sse4a_movntdf using MODEF mode iterator.
2064 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2065 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2066 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2067 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2068 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2069 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2070 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2072 2008-02-21 Richard Guenther <rguenther@suse.de>
2074 * tree.def (PAREN_EXPR): New tree code.
2075 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2077 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2078 * expr.c (expand_expr_real_1): Likewise.
2079 * tree-inline.c (estimate_num_insns_1): Likewise.
2080 * tree-complex.c (expand_complex_move): Likewise.
2081 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2084 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2087 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2089 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
2092 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2094 * config/sh/sh.c (find_barrier): Don't go past
2095 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2097 2008-02-20 DJ Delorie <dj@redhat.com>
2099 * config/h8300/h8300.md (insv): Force source operand to be a register.
2101 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2102 as a jump, not as a plain insn.
2104 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
2106 * doc/invoke.texi (Warning Options): Add new option
2107 -Wframe-larger-than=.
2108 (-Wframe-larger-than): Document.
2110 * flags.h (warn_frame_larger_than, frame_larger_than_size):
2111 Add declarations for new option variables.
2113 * final.c (final_start_function): Check the frame size
2114 before emission and issue a Wframe-larger-than warning.
2116 * opts.c (warn_frame_larger_than, frame_larger_than_size):
2117 Add definitions for new option variables.
2118 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2120 * common.opt (Wframe-larger-than=): New option.
2122 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2125 (<sse>_div<mode>3): Ditto.
2126 (<sse>_vmdiv<mode>3): Ditto.
2127 (<sse>_vmsqrt<mode>2): Ditto.
2128 (*smax<mode>3): Ditto.
2129 (sse5_frcz<mode>2): Ditto.
2130 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
2133 2008-02-20 Richard Guenther <rguenther@suse.de>
2136 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2137 be happy with INTEGRAL_TYPE_P.
2139 2008-02-20 Richard Guenther <rguenther@suse.de>
2141 * fold-const.c (split_tree): Associate floatig-point expressions
2142 if flag_associative_math is set.
2144 2008-02-20 Richard Guenther <rguenther@suse.de>
2146 * tree.h (fold_real_zero_addition_p): Declare.
2147 * fold-const.c (fold_real_zero_addition_p): Export.
2148 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2149 floating-point operations with zero and one.
2151 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
2153 * doc/install.texi: Correct references to CFLAGS, replacing them
2154 with BOOT_CFLAGS. Document flags used during bootstrap for
2157 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2160 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2161 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2163 (smin<mode>3): Ditto from similar patterns.
2164 (smax<mode>3): Ditto.
2165 (*ieee_smin<mode>3): Ditto.
2166 (*ieee_smax<mode>3): Ditto.
2167 * config/i386/sse.md (sse): New mode attribute.
2168 (mov<mode>): Macroize expander from movv4sf and movv2df using
2169 SSEMODEF2P mode iterator.
2170 (<sse>_movnt<mode>): Ditto from similar patterns. Use
2171 SSE_VEC_FLOAT_MODE_P as insn constraint.
2172 (storent<mode>): Ditto.
2173 (storent<mode>): Macroize expander from storentsf and storentdf using
2174 MODEF mode iterator.
2175 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2176 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2177 (abs<mode>2): Ditto from similar patterns.
2178 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2179 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2180 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2181 (<sse>_vmsqrt<mode>2): Ditto.
2182 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2183 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2184 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2185 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2186 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2187 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2188 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2190 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2191 iterator and SSE_FLOAT_MODE_P as insn constraint.
2192 (<sse>_ucomi): Ditto from similar patterns.
2193 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2194 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2195 SSE_VEC_FLOAT_MODE_P as insn constraint.
2196 (vcond<mode>): Ditto from similar patterns.
2197 (and<mode>3, *and<mode>3): Ditto.
2198 (<sse>_nand<mode>3): Ditto.
2199 (ior<mode>3, *ior<mode>3): Ditto.
2200 (xor<mode>3, *xor<mode>3): Ditto.
2201 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2202 iterator and SSE_FLOAT_MODE_P as insn constraint.
2203 (*nand<mode>3): Ditto from similar patterns.
2204 (*ior<mode>3): Ditto.
2205 (*xor<mode>3): Ditto.
2207 2008-02-20 Ira Rosen <irar@il.ibm.com>
2209 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2210 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2211 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2213 2008-02-19 Jan Hubicka <jh@suse.cz>
2215 * predict.c (tree_bb_level_predictions): Remove variable next
2216 mistakely introduced by previous commit.
2218 2008-02-19 Jan Hubicka <jh@suse.cz>
2220 * predict.c (predict_paths_leading_to): Rewrite.
2221 (predict_paths_for_bb): New.
2222 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2224 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2227 * Makefile.in (build_file_translate): New.
2228 (gcc-vers.texi): Use it for translating $(abs_srcdir).
2229 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2230 * configure.ac (build_file_translate): Substitute it.
2231 * configure: Regenerate.
2233 2008-02-19 Jan Hubicka <jh@suse.cz>
2235 PR rtl-optimization/34408
2236 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2239 2008-02-19 Jan Hubicka <jh@suse.cz>
2242 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2245 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
2248 * config/i386/i386-modes.def: Revert the last DI alignment
2249 change until Ada people can look into it.
2251 2008-02-19 Nick Clifton <nickc@redhat.com>
2253 * opts.c (print_specific_help): Fix typo in --help text.
2255 2008-02-19 Jakub Jelinek <jakub@redhat.com>
2258 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2259 32-bit inline asm without asm alternatives for host GCC < 3.0.
2261 2008-02-19 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/34989
2264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2265 Allow propagation to INDIRECT_REF if we can simplify only.
2267 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2269 * c-common.c (warn_for_collisions_1): Use appropriate option when
2272 2008-02-19 Nick Clifton <nickc@redhat.com>
2275 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2276 (handle_options): Fix indentation.
2277 (print_filtered_help): If no language-specific options were
2278 displayed tell the user how to list all the options supported by
2279 the language's front-end.
2280 (print_specific_help): Fix indentation and remove duplicate line.
2281 (common_handle_option): Handle the -v option.
2282 For --help enable the display of undocumented options if the -v
2283 switch has been included on the command line.
2284 For --help= check for overlaps in the arguments between the option
2285 classes and the language names and issue a warning when they
2286 cannot be disambiguated.
2287 * c.opt (v): Pass on to the common option handler.
2289 2008-02-19 Revital Eres <eres@il.ibm.com>
2291 * modulo-sched.c (sms_schedule): Change dump message when
2292 create_ddg function fails.
2293 (try_scheduling_node_in_cycle): Rename row to cycle.
2294 (print_partial_schedule): Rename CYCLE to ROW.
2296 2008-02-19 Christian Bruel <christian.bruel@st.com>
2297 Zdenek Dvorak <ook@ucw.cz>
2299 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2301 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2305 (*x86_movdicc_0_m1_se): Ditto.
2307 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2310 (CMPtype): Define as __gcc_CMPtype.
2311 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2312 (CMPtype): Define as __gcc_CMPtype.
2314 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
2316 Support valgrind 3.3 for --enable-checking=valgrind.
2317 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2319 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2320 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2321 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2322 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2323 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2324 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2325 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2327 * ggc-zone.c: Similar.
2328 * ggc-page.c: Similar.
2330 2008-02-19 Paul Brook <paul@codesourcery.com>
2333 * config/arm/ieee754-df.S: Fix do_it typo.
2334 * config/arm/ieee754-sf.S: Fix do_it typo.
2336 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2340 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2341 (OPTION_MASK_ISA_SSE_SET): Likewise.
2342 (OPTION_MASK_ISA_SSE2_SET): Likewise.
2343 (OPTION_MASK_ISA_SSE3_SET): Likewise.
2344 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2345 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2346 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2347 (OPTION_MASK_ISA_SSE4_SET): Likewise.
2348 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2349 (OPTION_MASK_ISA_SSE5_SET): Likewise.
2350 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2351 (OPTION_MASK_ISA_MMX_UNSET): Updated.
2352 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2353 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2354 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2355 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2356 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2357 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2358 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2359 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2360 (OPTION_MASK_ISA_SSE4): Removed.
2361 (ix86_handle_option): Turn on bits in ix86_isa_flags and
2362 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2363 (override_options): Don't turn on implied SSE/MMX bits in
2366 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
2368 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2371 2008-02-18 Joey Ye <joey.ye@intel.com>
2374 * tree-nested.c (insert_field_into_struct): Set type alignment
2375 to field alignment if the former is less than the latter.
2377 2008-02-18 Jakub Jelinek <jakub@redhat.com>
2379 * BASE-VER: Set to 4.4.0.
2381 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2383 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2384 * doc/cfg.texi: Likewise.
2385 * doc/extend.texi: Likewise.
2386 * doc/gty.texi: Likewise.
2387 * doc/invoke.texi: Likewise.
2388 * doc/loop.texi: Likewise.
2389 * doc/md.texi: Likewise.
2390 * doc/passes.texi: Likewise.
2391 * doc/rtl.texi: Likewise.
2392 * doc/sourcebuild.texi: Likewise.
2393 * doc/tm.texi: Likewise.
2394 * doc/tree-ssa.texi: Likewise.
2396 2008-02-17 Richard Guenther <rguenther@suse.de>
2399 * tree-complex.c (init_parameter_lattice_values): Handle parameters
2400 without default definition.
2402 2008-02-17 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/35231
2405 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2408 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2412 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2414 libgcc_cmp_return mode.
2416 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2419 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2421 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2423 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2426 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2428 * doc/c-tree.texi: Use `@.' where appropriate.
2429 * doc/extend.texi: Likewise.
2430 * doc/install.texi: Likewise.
2431 * doc/invoke.texi: Likewise.
2432 * doc/loop.texi: Likewise.
2433 * doc/makefile.texi: Likewise.
2434 * doc/md.texi: Likewise.
2435 * doc/passes.texi: Likewise.
2436 * doc/standards.texi: Likewise.
2437 * doc/tm.texi: Likewise.
2439 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2442 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2444 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2445 rather than in entry_bb.
2447 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2450 libgcc_cmp_return mode.
2452 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2455 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2456 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2458 2008-02-15 Richard Guenther <rguenther@suse.de>
2459 Zdenek Dvorak <ook@ucw.cz>
2461 PR tree-optimization/35164
2462 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2463 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2464 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2465 Only propagate addresses which do not have abnormal SSA_NAMEs
2468 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2471 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2473 2008-02-15 Jan Hubicka <jh@suse.cz>
2476 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2478 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2481 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2482 when calculating alignment_pad.
2484 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2487 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2488 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2489 and STACK_BOUNDARY define.
2491 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2493 PR preprocessor/35061
2494 * c-pragma.c (handle_pragma_pop_macro): Check that
2495 pushed_macro_table has been allocated.
2497 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2500 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2501 (force_gimple_operand): Likewise.
2502 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2503 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2504 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2505 (find_interesting_uses_address): Check addressability and alignment
2506 of the base expression only after substituting bases of IVs into it.
2508 2008-02-14 Michael Matz <matz@suse.de>
2511 * function.c (instantiate_virtual_regs_in_insn): Reload address
2512 before falling back to reloading the whole operand.
2514 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2516 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2517 before the first section switch note.
2519 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2521 * doc/bugreport.texi: Update copyright years.
2522 * doc/c-tree.texi: Likewise.
2523 * doc/cfg.texi: Likewise.
2524 * doc/cpp.texi: Likewise.
2525 * doc/cppinternals.texi: Likewise.
2526 * doc/fragments.texi: Likewise.
2527 * doc/frontends.texi: Likewise.
2528 * doc/gcc.texi: Likewise.
2529 * doc/gty.texi: Likewise.
2530 * doc/hostconfig.texi: Likewise.
2531 * doc/implement-c.texi: Likewise.
2532 * doc/libgcc.texi: Likewise.
2533 * doc/loop.texi: Likewise.
2534 * doc/makefile.texi: Likewise.
2535 * doc/options.texi: Likewise.
2536 * doc/passes.texi: Likewise.
2537 * doc/rtl.texi: Likewise.
2538 * doc/sourcebuild.texi: Likewise.
2539 * doc/standards.texi: Likewise.
2540 * doc/tree-ssa.texi: Likewise.
2541 * doc/trouble.texi: Likewise.
2543 * doc/extend.texi: Use @: or add comma where appropriate.
2544 * doc/invoke.texi: Likewise.
2545 * doc/tm.texi: Likewise.
2547 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2550 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2553 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2555 * doc/md.texi (clz, ctz): Add reference.
2556 * doc/rtl.texi (clz, ctz): Likewise.
2558 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2561 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2564 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2566 * config/s390/s390.c (struct constant_pool): New field
2567 emit_pool_after added.
2568 (s390_mainpool_start): Set the emit_pool_after flag according
2569 to the section switch notes.
2570 (s390_mainpool_finish): Consider emit_pool_after when emitting
2571 the literal pool at the end of the function.
2572 (s390_chunkify_start): Force literal pool splits at section
2575 2008-02-13 Michael Matz <matz@suse.de>
2578 * var-tracking.c (clobber_variable_part): Correctly traverse the
2581 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2584 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2585 Add -fdump-ipa-inline.
2586 * tree-dump.c (dump_files): Remove tree-inlined dump.
2587 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2589 2008-02-12 Richard Guenther <rguenther@suse.de>
2591 PR tree-optimization/35171
2592 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2595 2008-02-12 Richard Guenther <rguenther@suse.de>
2598 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2599 value-preserving mode. Disallow final truncation.
2601 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2604 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2605 code from here to...
2606 (force_gimple_operand): ...here.
2608 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2611 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2612 non-compatible pointers.
2613 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2614 different FIELD_DECLs, try harder by comparing field offsets, sizes
2618 * function.c (match_asm_constraints_1): Don't replace the same input
2621 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2623 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2624 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2625 (expand_epilogue): Restore RAMPZ register.
2626 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2628 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2630 * config/i386/cygwin.asm: (__alloca): Correct calling
2631 convention and alignment.
2632 (__chkstk): Force 8 byte stack alignment.
2634 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2635 Richard Guenther <rguenther@suse.de>
2637 PR tree-optimization/33992
2638 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2639 the zero we compare against.
2641 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2644 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2645 to CloseHandle after unlocking to prevent accumulation of handle
2648 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2651 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2652 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2653 and update LABEL_NUSES during and after reload.
2655 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2658 * combine.c (simplify_if_then_else): Make sure the comparison is
2659 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2661 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2664 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2665 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2666 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2667 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2668 * tree.h (get_type_static_bounds): Likewise.
2670 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2673 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2674 Make -Wfoo language annotations match what the compiler outputs.
2676 2008-02-08 Sa Liu <saliu@de.ibm.com>
2678 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2679 intrinsics spu_convts, spu_convtu, spu_convtf.
2680 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2682 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2684 * doc/extend.texi (Function Attributes) <noinline>: Mention
2685 asm ("") as method to keep calls.
2687 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2690 * doc/options.texi (Options): Replace references to opts.sh with
2692 * opts-common.c: Likewise.
2693 * optc-gen.awk: Likewise.
2695 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2697 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2699 2008-02-07 Richard Henderson <rth@redhat.com>
2702 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2703 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2706 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2708 PR tree-optimization/35085
2709 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2710 for operand entry oe2 in addition to operand entry oe3 in order to
2711 expose more opportunities for vectorizer sum reduction.
2713 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2716 * Makefile.in (LIBS): Remove $(GMPLIBS).
2717 (cc1-dummy, cc1): Add $(GMPLIBS).
2719 2008-02-06 Jan Hubicka <jh@suse.cz>
2722 * i386.md (moddf_integer): Do not produce partial memory stalls for
2723 targets where it hurts.
2725 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2728 * optabs.c (expand_float): Do not check for decimal modes when
2729 expanding unsigned integer through signed conversion.
2731 2008-02-06 Nick Clifton <nickc@redhat.com>
2733 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2734 inside the clobber with a match_operand and duplicated operand
2735 number in the constraint.
2736 (ineqbranchsi): Delete redundant comment.
2738 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2740 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2741 builtin_define ("__USE_INIT_FINI__").
2742 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2744 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2746 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2748 PR documentation/30330
2749 * doc/invoke.texi (C++ Dialect Options)
2750 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2751 For each warning option -Wfoo that allows -Wno-foo, ensure both
2752 -Wfoo and -Wno-foo are listed in the option index. Fix index
2753 entry of -Wswitch-default, index -Wnormalized= including the
2754 `=', and -Wlarger-than-@var{len} including @var{len}.
2756 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.md (floatunssisf2): Use
2759 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2760 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2761 Macroize expander using MODEF mode iterator.
2763 2008-02-05 Diego Novillo <dnovillo@google.com>
2765 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2768 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2770 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2773 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2775 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2778 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2779 to indicate if a message should be generated.
2780 (init_cumulative_args): Updated.
2781 (function_value_32): Likewise.
2783 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2785 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2787 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2791 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2793 2008-02-04 Diego Novillo <dnovillo@google.com>
2795 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2798 * tree-vrp.c (vrp_evaluate_conditional): With
2799 -Wtype-limits, emit a warning when comparing against a
2800 constant outside the natural range of OP0's type.
2802 2008-02-04 Richard Guenther <rguenther@suse.de>
2805 * expr.c (count_type_elements): Give for unions instead of
2808 2008-02-04 Richard Guenther <rguenther@suse.de>
2811 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2812 to TYPE_DOMAINs base type instead of using bitsizetype here.
2814 2008-02-03 Jason Merrill <jason@redhat.com>
2816 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2818 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2821 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2822 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2823 (RS/6000 and PowerPC Options): Fix typos and markup.
2824 * doc/passes.texi (Tree-SSA passes): Likewise.
2826 2008-02-02 Michael Matz <matz@suse.de>
2829 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2830 from record_last_reg_set_info.
2831 (record_last_reg_set_info): Take an RTX argument, iterate over all
2832 constituent hardregs.
2833 (record_last_set_info, record_opr_changes): Change calls to
2834 new signature or to record_last_reg_set_info_regno.
2836 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2838 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2840 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2842 PR rtl-optimization/34773
2843 * reg-notes.def (EQUAL): Mention significance of combination of
2844 REG_EQUAL and REG_RETVAL.
2845 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2846 insn that has a REG_RETVAL.
2848 2008-02-01 Roger Sayle <roger@eyesopen.com>
2851 * configure.ac (--enable-fixed-point): Disable unless explicitly
2853 * configure: Regenerate.
2855 2008-02-01 Richard Guenther <rguenther@suse.de>
2858 * invoke.texi (-finline-limit): Remove no longer true parts
2859 of the documentation. Note that there is no default value.
2861 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2862 Mark Mitchell <mark@codesourcery.com>
2863 Ben Elliston <bje@au.ibm.com>
2866 * doc/extend.texi (Other Builtins): Document.
2868 2008-01-31 Tom Browder <tom.browder@gmail.com>
2870 * doc/c-tree.texi (Types): Fix grammar.
2871 (Expression trees): Ditto.
2872 * doc/passes.texi (Tree-SSA passes): Ditto.
2874 * doc/configterms.texi (Configure Terms): Fix typo.
2875 * doc/cpp.texi (Common Predefined Macros): Ditto.
2876 * doc/md.texi (Machine Constraints): Ditto.
2878 * doc/makefile.texi (Makefile): Add comma.
2880 2008-01-31 Tom Browder <tom.browder@gmail.com>
2881 Gerald Pfeifer <gerald@pfeifer.com>
2883 * doc/sourcebuild.texi (Front End): Remove references to CVS
2884 and CVSROOT/modules.
2885 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2886 (Back End): Remove reference to CVS.
2888 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2891 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2893 (mips16_gp_pseudo_reg): ...here.
2894 * config/mips/mips.md (load_const_gp): Replace with...
2895 (load_const_gp_<mode>): ...this :P-based insn.
2897 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2899 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2900 options. Minor fixes.
2901 (-std): Move reference to standards closer to where language
2902 standards are first mentioned.
2904 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2906 PR rtl-optimization/34995
2907 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2908 parameter and return a bool. If the rtx parameter is nonnull,
2909 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2910 (find_reloads): Update call accordingly. Pass the new operand
2911 if it needed no address reloads, otherwise pass null.
2913 2008-01-30 Richard Henderson <rth@redhat.com>
2916 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2917 for unbounded arrays.
2919 2008-01-30 Silvius Rus <rus@google.com>
2921 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2923 2008-01-30 Jan Hubicka <jh@suse.cz>
2926 * i386.c (init_cumulative_args): Use real function declaration when
2929 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2931 PR rtl-optimization/34998
2932 * global.c (build_insn_chain): Treat non-subreg_lowpart
2933 SUBREGs of pseudos as clobbering all the words covered by the
2934 SUBREG, not just all the bytes.
2935 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2936 original df_ref rather than an extract parameter.
2937 (global_conflicts): Update call accordingly.
2939 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2941 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2942 the overflow check to make it easier to read.
2943 (__fixtfdi): Change the type of the ll member in union
2944 long_double to UDItype_x.
2946 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2949 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2950 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2951 * tree-inline.c (fold_marked_statements): Call
2952 cgraph_update_edges_for_call_stmt if folding a call statement.
2953 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2954 debug_generic_stmt calls, reset it back afterwards.
2957 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2959 * c-typeck.c (build_external_ref): Don't pedwarn about
2960 static vars in current function's scope.
2962 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2964 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2966 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2969 * ipa-struct-reorg.c: Fix spelling.
2970 * params.def: Ditto.
2972 2008-01-29 Richard Guenther <rguenther@suse.de>
2975 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2977 * tree-inline.c (remap_type): Increment remapping_type_depth
2978 around remapping types.
2979 (copy_body_r): Only add referenced variables if they are referenced
2980 from code, not types.
2982 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2993 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2994 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2996 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2999 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
3000 pointer for tiny stack.
3002 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3004 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3006 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
3008 * config/vx-common.h: Fix typo in comment.
3010 2008-01-28 Ian Lance Taylor <iant@google.com>
3014 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3015 coalesce pointers if they have different DECL_NO_TBAA_P values.
3016 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3017 between variables with different DECL_NO_TBAA_P values.
3019 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
3022 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3023 are not legitimate small data references on SPE targets.
3025 2008-01-28 David Daney <ddaney@avtrex.com>
3027 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3029 2008-01-28 David Daney <ddaney@avtrex.com>
3031 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
3033 2008-01-27 Joseph Myers <joseph@codesourcery.com>
3035 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3036 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3037 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3038 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3039 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3040 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3041 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3042 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3044 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3046 * basic-block.h (condjump_equiv_p): Fix comment.
3048 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3050 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3051 print_generic_stmt_indented): Fix comment.
3053 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
3055 * configure.ac (__stack_chk_fail): Add detecion for availability
3056 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3057 * configure: Regenerate.
3059 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
3062 * final.c (output_addr_const): Handle TRUNCATE.
3064 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
3067 * tree-ssa-loop-ivopts.c (comp_cost): New type.
3068 (zero_cost, infinite_cost): New constants.
3069 (struct cost_pair): Change type of cost to comp_cost.
3070 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3071 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3073 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3074 split_address_cost, ptr_difference_cost, difference_cost,
3075 get_computation_cost_at, get_computation_cost,
3076 determine_use_iv_cost_generic, determine_use_iv_cost_address,
3077 determine_use_iv_cost_condition, determine_use_iv_costs,
3078 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3079 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3080 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3081 Change type of cost to comp_cost.
3082 (determine_iv_cost): Increase cost of non-original ivs, instead
3083 of decreasing the cost of original ones.
3084 (get_address_cost): Indicate the complexity of the addressing mode
3086 (try_add_cand_for): Prefer using ivs not specific to some object.
3087 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3089 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
3090 Janis Johnson <janis187@us.ibm.com>
3093 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3094 (TARGET_INSTANTIATE_DECLS): Likewise.
3095 * target.h (expand_to_rtl_hook): New target hook.
3096 (instantiate_decls): Likewise.
3097 * function.c (instantiate_decl): Make non-static. Rename to...
3098 (instantiate_decl_rtl): ... this.
3099 (instantiate_expr): Use instantiate_decl_rtl.
3100 (instantiate_decls_1): Likewise.
3101 (instantiate_decls): Likewise.
3102 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3103 * function.h (instantiate_decl_rtl): Add prototype.
3104 * cfgexpand.c (target.h): New include.
3105 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3106 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3107 (TARGET_INSTANTIATE_DECLS): Likewise.
3108 (TARGET_INITIALIZER): New target hooks added.
3109 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3111 * config/rs6000/rs6000.c (tree-flow.h): New include.
3112 (machine_function): Add sdmode_stack_slot field.
3113 (rs6000_alloc_sdmode_stack_slot): New function.
3114 (rs6000_instantiate_decls): Likewise.
3115 (rs6000_secondary_memory_needed_rtx): Likewise.
3116 (rs6000_check_sdmode): Likewise.
3117 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3118 (TARGET_INSTANTIATE_DECLS): Likewise.
3119 (rs6000_hard_regno_mode_ok): Allow SDmode.
3120 (num_insns_constant): Likewise. Handle _Decimal32 constants.
3121 (rs6000_emit_move): Handle SDmode.
3122 (function_arg_advance): Likewise.
3123 (function_arg): Likewise.
3124 (rs6000_gimplify_va_arg): Likewise. Add special handling of
3125 SDmode var args for 32-bit compiles.
3126 (rs6000_secondary_reload_class): Handle SDmode.
3127 (rs6000_output_function_epilogue): Likewise.
3128 (rs6000_function_value): Simplify if statement.
3129 (rs6000_libcall_value): Likewise.
3130 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3131 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3132 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3133 (movsd_hardfloat): New define_insn.
3134 (movsd_softfloat): Likewise.
3135 (movsd_store): Likewise.
3136 (movsd_load): Likewise.
3137 (extendsddd2): Likewise.
3138 (extendsdtd2): Likewise.
3139 (truncddsd2): Likewise.
3140 (movdd_hardfloat64): Fixup comment.
3141 (UNSPEC_MOVSD_LOAD): New constant.
3142 (UNSPEC_MOVSD_STORE): Likewise.
3144 2008-01-26 Jakub Jelinek <jakub@redhat.com>
3147 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3149 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3150 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3151 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3154 2008-01-26 David Edelsohn <edelsohn@gnu.org>
3157 * config.gcc: Separate AIX 5.3 from AIX 6.1.
3158 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3159 __LONGDOUBLE128 too.
3160 * config/rs6000/aix61.h: New file.
3162 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3164 PR rtl-optimization/34959
3165 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
3166 popcount and parity rtxes the same mode as their operand.
3167 Truncate or extend the result to the return value's mode
3170 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
3173 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
3174 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
3175 to GOT_VERSION_REGNUM.
3176 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
3177 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
3178 * config/mips/mips.c (mips_emit_call_insn): New function.
3179 (mips_call_tls_get_addr): Call mips_expand_call directly.
3180 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
3182 (mips16_build_call_stub): Likewise. Return the call insn or null.
3183 (mips_expand_call): Update the call to mips16_build_call_stub
3184 accordingly and a remove redundant condition. Assert that MIPS16
3185 stubs do not use lazy binding. Use mips_emit_call_insn and return
3187 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
3189 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
3190 (mips_avoid_hazard): Remove hazard_set handling.
3191 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
3192 (UNSPEC_RESTORE_GP): ...this.
3193 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
3194 (FAKE_CALL_REGNO): Rename to...
3195 (GOT_VERSION_REGNUM): ...this.
3196 (type): Add "ghost" value. Add an associated insn reservation.
3197 (hazard_set): Remove.
3198 (exception_receiver): Rename to...
3199 (restore_gp): ...this and update the unspec identifier accordingly.
3200 (exception_receiver, nonlocal_got_receiver): New expanders.
3201 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
3202 FAKE_CALL_REGNO. Remove hazard_set attribute.
3203 (set_got_version, update_got_version): New patterns.
3205 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
3208 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
3210 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3213 * doc/install.texi2html: Generate gcc-vers.texi.
3215 2008-01-25 DJ Delorie <dj@redhat.com>
3217 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3219 2008-01-25 Joseph Myers <joseph@codesourcery.com>
3221 * config/c4x: Remove directory.
3222 * config.gcc (crx-*, mt-*): Mark obsolete.
3223 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
3224 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
3225 sh-*-rtemscoff*): Remove cases.
3226 * defaults.h (C4X_FLOAT_FORMAT): Remove.
3227 * real.c (encode_c4x_single, decode_c4x_single,
3228 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
3229 c4x_extended_format): Remove.
3230 * real.h (c4x_single_format, c4x_extended_format): Remove.
3231 * doc/extend.texi (interrupt, naked): Remove mention of attributes
3233 (Pragmas): Remove comment about c4x pragmas.
3234 * doc/install.texi (c4x): Remove target-specific instructions.
3235 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
3236 * doc/md.texi (Machine Constraints): Remove C4x documentation.
3237 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
3238 refer to C4x source files as examples.
3239 (C4X_FLOAT_FORMAT): Remove documentation.
3241 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
3243 * config/bfin/bfin.c (override_options): Reorder tests so that
3244 flag_pic gets enabled for -msep-data.
3246 2008-01-25 Richard Guenther <rguenther@suse.de>
3249 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
3250 to its bitfield precision if required.
3252 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3255 * tree-nested.c (walk_omp_for): New function.
3256 (convert_nonlocal_reference, convert_local_reference): Call
3257 walk_omp_for on OMP_FOR.
3258 (convert_call_expr): Call walk_body on OMP_FOR's
3259 OMP_FOR_PRE_INIT_BODY.
3261 2008-01-25 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/34966
3264 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
3265 default defs and PHI_NODEs we have to insert after the
3268 2008-01-24 Nick Clifton <nickc@redhat.com>
3270 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
3271 Provide a default definition.
3272 (LIBGCC2_UNITS_PER_WORD): Likewise.
3274 * config/stormy16/stormy16.c: Include df.h for the prototype
3275 for df_regs_ever_live_p.
3276 (xstormy16_expand_builtin_va_start): Convert the stack offset
3277 into a component_ref and then use POINTER_PLUS_EXPR to add it
3278 to the incoming_virtual_args_rtx.
3279 (xstormy16_gimplify_va_arg_expr): Rename to
3280 xstormy16_gimplify_va_arg_expr.
3281 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
3282 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
3283 xstormy16_gimplify_va_arg_expr.
3284 Fix up some formatting issues.
3286 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
3287 Move to predicates.md.
3288 (xs_hi_general_operand): Likewise.
3289 (xs_hi_nonmemory_operand): Likewise.
3290 * config/stormy16/predicates.md:
3291 (xstormy16_carry_plus_operand): New predicate.
3292 (xs_hi_general_operand): New predicate.
3293 (xs_hi_nonmemory_operand): New predicate.
3294 * config/stormy16/stormy16-protos.h:
3295 (xstormy16_carry_plus_operand): Delete prototype.
3296 (xs_hi_general_operand): Likewise.
3297 (xs_hi_nonmemory_operand): Likewise.
3299 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
3300 modifiers as they are no longer needed and they can trigger
3301 reload spill failures.
3303 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
3304 with a match_operand in order to help reload.
3306 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
3307 constraint with 'e' for the 8th alternative as this version of
3308 the mov.w instruction only accepts the lower 8 registers.
3310 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
3313 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
3314 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
3317 2008-01-25 Jakub Jelinek <jakub@redhat.com>
3320 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
3322 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3324 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
3326 (remove_structure): Update allocations list before removing structure.
3328 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
3330 * ipa-struct-reorg.c (is_safe_cond_expr,
3331 create_new_stmts_for_cond_expr): Use integer_zerop function,
3332 that recognize not only zero-pointer, but zero-integer too.
3334 2008-01-25 Ben Elliston <bje@au.ibm.com>
3337 * fixproto: Escape "." in sed expression that strips leading "./".
3339 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
3342 * gcc.c (SWITCH_OK): Removed.
3343 (SWITCH_LIVE): Changed to bit.
3344 (SWITCH_FALSE): Likewise.
3345 (SWITCH_IGNORE): Likewise.
3346 (switchstr): Change live_cond to unsigned int.
3347 (process_command): Replace SWITCH_OK with 0.
3348 (do_self_spec): Likewise.
3349 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
3350 (give_switch): Likewise.
3351 (used_arg): Likewise.
3352 (do_spec_1): Set the SWITCH_IGNORE bit.
3353 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
3354 bits. Set the SWITCH_LIVE bit.
3356 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3358 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
3360 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
3362 PR tree-optimization/34472
3363 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
3364 parameter to a "bool *" and set *DATA to false if there is
3365 an unsafe access. Do not delete the structure here.
3366 (check_cond_exprs): Delete it here instead.
3367 (check_cond_exprs, exclude_cold_structs): Do not increase
3368 I when removing a structure.
3370 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
3373 * config/i386/i386.c (ix86_expand_vector_init): Consider only
3374 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
3376 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
3379 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
3380 a fixed vector for stack.
3382 2008-01-24 Ben Elliston <bje@au.ibm.com>
3385 * doc/gcc.texi (Software development): Add a direntry for g++.
3387 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
3389 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
3390 stale and straggling -fforce-addr comments above.
3392 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
3394 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
3395 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
3397 2008-01-23 Michael Matz <matz@suse.de>
3400 * dwarf2out.c (force_type_die): Use modified_type_die instead of
3403 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
3405 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
3408 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3410 * config/avr/avr.c (avr_current_arch): New variable.
3411 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3412 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3413 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3414 (avr_override_options): Init 'avr_current_arch'.
3415 (base_arch_s): Move from here...
3416 * config/avr/avr.h (base_arch_s): ... here. Add new members
3417 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3418 'mega' to 'have_jmp_call'.
3419 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3420 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3422 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3424 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3425 MULTILIB_MATCHES): (Ditto.).
3427 2008-01-23 Richard Guenther <rguenther@suse.de>
3430 * cgraphunit.c (cgraph_reset_node): Always mark the node
3431 not reachable if it is not queued already.
3433 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3435 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3436 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3437 (cputype_selected): New static variable.
3438 (bfin_handle_option): Set it if -mcpu is used.
3439 (override_option): Select default set of workarounds if no cpu type
3440 selected on the command line.
3441 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3443 From Michael Frysinger <michael.frysinger@analog.com>
3444 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3445 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3447 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3448 for bf547, bf523, bf524, and bf526.
3449 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3451 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3452 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3453 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3454 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3455 * doc/invoke.texi (Blackfin Options): Document that
3456 -mcpu now accept bf547, bf523, bf524, and bf526.
3458 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3460 PR rtl-optimization/34628
3461 * combine.c (try_combine): Stop and undo after the first combination
3462 if an autoincrement side-effect on the first insn has effectively
3465 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3468 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3469 Offset addresses are not valid for Altivec or paired float modes.
3471 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3474 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3475 if DECL_INITIAL (decl) is error_mark_node.
3478 * c-common.c (handle_vector_size_attribute): Only allow
3479 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3480 the same way as pointer, array etc. types.
3481 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3484 * tree.c (build_type_attribute_qual_variant): Call
3485 build_qualified_type if attributes are equal, but quals are not.
3487 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3490 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3491 * flags.h (warn_strict_aliasing): Remove.
3492 (warn_strict_overflow): Remove.
3493 * opts.c (warn_strict_aliasing): Remove.
3494 (warn_strict_overflow): Remove.
3495 * c-opts.c (c_common_handle_option): -Wall only sets
3496 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3497 (c_common_post_options): Give default values to -Wstrict-aliasing
3498 and -Wstrict-overflow if they are uninitialized.
3499 * common.opt (Wstrict-aliasing): Specify Var and Init.
3500 (Wstrict-overflow): Likewise.
3502 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3504 PR rtl-optimization/26854
3505 PR rtl-optimization/34400
3506 PR rtl-optimization/34884
3507 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3509 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3510 (df_rd_bb_info.expanded_lr_out): Deleted
3511 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3512 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3513 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3514 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3515 Removed code to allocate, initialize or free expanded_lr_out.
3516 (df_rd_bb_local_compute_process_def): Restructured to make more
3518 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3519 sets if the sets are being trimmed.
3521 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3524 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3525 (as_vers): Likewise.
3526 * configure: Regenerated.
3528 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3531 * tree-pass.h (pass_build_alias): New pass.
3532 * tree-ssa-alias.c (gate_build_alias): New.
3533 (pass_build_alias): New.
3534 * passes.c (init_optimization_passes): Add pass_build_alias after
3535 pass_create_structure_vars.
3537 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3539 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3540 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3541 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3542 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3543 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3544 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3545 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3546 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3547 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3548 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3549 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3550 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3551 * config/s390/s390.md (FP_ALL): New mode iterator.
3552 (_d): New mode attribute.
3553 ("*signbit<mode>2>"): Changed mode of first operand.
3554 ("isinf<mode>2"): Changed mode of first operand.
3555 ("*TDC_insn"): Adaptation for DFP modes.
3557 2008-01-22 Ben Elliston <bje@au.ibm.com>
3559 * tree.c (check_qualified_type): Improve function description.
3561 2008-01-21 Jason Merrill <jason@redhat.com>
3564 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3565 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3568 2008-01-21 DJ Delorie <dj@redhat.com>
3570 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3573 2008-01-21 Richard Guenther <rguenther@suse.de>
3576 * tree-cfg.c (verify_expr): Allow all invariant expressions
3577 instead of just constant class ones as reference argument.
3578 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3579 like any other constant.
3580 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3582 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3584 * regmove.c (fixup_match_1): Update call crossed frequencies.
3586 2008-01-21 Richard Guenther <rguenther@suse.de>
3589 * tree-inline.c (setup_one_parameter): Deal with mismatched
3590 types using a VIEW_CONVERT_EXPR.
3592 2008-01-21 Alon Dayan <alond@il.ibm.com>
3593 Olga Golovanevsky <olga@il.ibm.com>
3595 PR tree-optimization/34701
3596 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3597 when the structure size is not a power of 2.
3599 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3601 * doc/install.texi: Add doc for --enable-checking=df.
3603 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3605 PR rtl-optimization/34808
3606 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3608 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3610 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3613 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3615 PR rtl-optimization/26854
3616 PR rtl-optimization/34400
3617 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3619 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3620 (df_rd_bb_info.expanded_lr_out): New.
3621 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3622 * loop_iv.c (iv_analysis_loop_init): Ditto.
3623 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3624 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3625 Added code to allocate, initialize or free expanded_lr_out.
3626 (df_rd_bb_local_compute_process_def): Restructured to make
3627 more understandable.
3628 (df_rd_confluence_n): Add code to do nothing with fake edges and
3629 code to no apply invalidate_by_call sets if the sets are being trimmed.
3630 (df_lr_local_finalize): Renamed to df_lr_finalize.
3631 (df_live_local_finalize): Renamed to df_live_finalize.
3633 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3636 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3637 deciding whether to use reciprocal instructions.
3639 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3641 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3642 dwarf2out_note_section_used if cold_text_section is NULL.
3644 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3646 PR gcov-profile/34610
3647 * tree-cfg.c (make_edges): Mark both outgoing edges from
3648 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3649 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3650 from OMP_FOR and OMP_CONTINUE outgoing edges.
3652 * tree-profile.c (tree_profiling): Return early if
3653 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3655 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3656 from cfun to child_cfun.
3657 * function.h (struct function): Add after_tree_profile bit.
3659 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3661 * config/avr/avr.S (_exit): Disable interrupt.
3663 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3664 Steven Bosscher <stevenb.gcc@gmail.com>
3666 PR rtl-optimization/26854
3667 PR rtl-optimization/34400
3668 * df-problems.c (df_live_scratch): New scratch bitmap.
3669 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3670 (df_live_reset): Clear the proper bitmaps.
3671 (df_live_bb_local_compute): Only process the artificial defs once
3672 since the order is not important.
3673 (df_live_init): Init the df_live sets only with the variables
3674 found live by df_lr.
3675 (df_live_transfer_function): Use the df_lr sets to prune the
3676 df_live sets as they are being computed.
3677 (df_live_free): Free df_live_scratch.
3679 2008-01-18 Ian Lance Taylor <iant@google.com>
3681 * common.opt: Add fmerge-debug-strings.
3682 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3683 flag_merge_debug_strings rather than flag_merge_constants.
3684 * doc/invoke.texi (Option Summary): Mention
3685 -fmerge-debug-strings.
3686 (Debugging Options): Document -fmerge-debug-strings.
3688 2008-01-18 Ian Lance Taylor <iant@google.com>
3691 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3692 (struct tree_function_decl): Add new field operator_new_flag.
3693 * tree-inline.c (expand_call_inline): When inlining a call to
3694 operator new, force the return value to go into a variable, and
3695 set DECL_NO_TBAA_P on that variable.
3696 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3698 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3701 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3702 DWARF2_DEBUGGING_INFO.
3703 (dwarf2out_note_section_used): Ditto. Add prototype.
3704 (have_multiple_function_sections, text_section_used,
3705 cold_text_section_used, *cold_text_sections): Move declarations
3708 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3710 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3711 field and add signal_ra.
3712 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3713 assignments to frame state pc. Move end of stack check after
3714 MD_FALLBACK_FRAME_STATE_FOR.
3715 (uw_update_context_1): Use frame state signal_regs if set, instead
3716 of checking signal_frame flag.
3717 (uw_update_context): Use frame state signal_ra if set.
3718 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3719 * config/xtensa/linux-unwind.h: New file.
3721 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3723 * modulo-sched.c (get_sched_window): Fix comment typo.
3725 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3727 PR tree-optimization/34648
3728 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3730 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3732 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3733 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3735 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3737 PR rtl-optimization/34400
3738 * df-core.c (df_worklist_dataflow_overeager,
3739 df_worklist_dataflow_doublequeue): New functions.
3740 (df_worklist_dataflow): Two different worklist solvers.
3741 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3744 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3747 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3748 and ftree-parallelize-loops.
3750 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3752 PR rtl-optimization/34826
3753 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3755 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3757 * global.c (find_reg): Mark the eh regs as used if necessary.
3758 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3759 * ra.h (struct allocno): no_eh_reg field added. Changed
3760 no_stack_reg type to bitfield.
3762 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3764 * tree.c (substitute_in_expr): Add missing 'break'.
3766 2008-01-17 Richard Guenther <rguenther@suse.de>
3768 PR tree-optimization/34825
3769 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3770 x / x as division to handle.
3772 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3774 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3775 "-pthread" is specified.
3776 * pa-hpux11.h (LIB_SPEC): Likewise.
3778 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3779 Peter Bergner <bergner@vnet.ibm.com>
3781 PR rtl-optimization/33796
3782 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3784 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3786 PR libgfortran/34699
3787 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3789 * pa-hpux10.h (LINK_SPEC): Likewise.
3790 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3792 2008-01-16 Richard Guenther <rguenther@suse.de>
3795 * fold-const.c (fold_convert_const_int_from_int): Do not
3796 set overflow if that occured only because of a sign extension
3797 change when converting from/to a sizetype with the same
3798 precision and signedness.
3800 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3803 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3804 location address to the correct place. Update copyright year.
3806 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3808 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3809 no dependences in the dependence_relations vector.
3811 2008-01-16 Jan Hubicka <jh@suse.cz>
3813 PR rtl-optimization/31396
3814 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3815 * cfg.c (dump_reg_info): Print it.
3816 * regs.h (struct reg_info_t): add freq_calls_crossed.
3817 (REG_FREQ_CALLS_CROSSED): New macro.
3818 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3819 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3820 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3821 regmove_optimize): Update call crossed frequencies.
3822 * local-alloc.c (struct qty): Add freq_calls_crossed.
3823 (alloc_qty): Copute freq_calls_crossed.
3824 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3825 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3826 * ra.h (struct allocno): Add freq_calls_crossed.
3828 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3830 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3831 libgomp when compiling with ftree-parallelize-loops.
3832 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3834 2008-01-16 Richard Guenther <rguenther@suse.de>
3836 PR tree-optimization/34769
3837 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3838 * tree.c (int_cst_value): Instead make this function more
3839 permissive in what it accepts as valid input. Document this
3840 function always sign-extends the value.
3842 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3843 Richard Guenther <rguenther@suse.de>
3846 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3847 (gimple_fold_indirect_ref_rhs): ... this.
3848 (gimple_fold_indirect_ref): New function with foldings
3849 that preserve lvalueness.
3850 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3851 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3852 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3853 to fold an INDIRECT_REF, fall back to the old use of
3854 fold_indirect_ref_1.
3856 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3858 * tree-data-ref.c (subscript_dependence_tester_1): Call
3859 free_conflict_function.
3860 (compute_self_dependence): Same.
3862 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3865 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3866 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3868 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3869 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3870 for DWARF2_UNWIND_INFO targets.
3872 2008-01-16 Richard Guenther <rguenther@suse.de>
3875 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3876 type qualifiers for function types.
3878 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3880 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3881 loop_iterator li from previous commit.
3883 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3885 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3887 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3889 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3890 (parallelize_loops): Don't parallelize irreducible components.
3892 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3895 * c-opts (c_common_post_options): Do not enable CPP
3896 flag_pedantic_errors by default.
3898 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3900 PR rtl-optimization/31944
3901 * cse.c (remove_pseudo_from_table): New function.
3902 (merge_equiv_classes): Use above function to remove pseudo-registers.
3903 (invalidate): Likewise.
3905 2008-01-13 Richard Guenther <rguenther@suse.de>
3908 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3909 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3911 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3913 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3914 validate_change to unshare the source of the PC set.
3916 2008-01-12 Jan Hubicka <jh@suse.cz>
3919 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3920 references above array bounds. This might trigger bounds checks for
3923 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3925 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3926 new_replaceable_dependencies.
3928 2008-01-12 Doug Kwan <dougkwan@google.com>
3930 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3931 instead of OPT_Wreturn_type in warning due to ignored return type
3933 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3934 options included in -Wextra.
3935 * c.opt: New option -Wignored_qualifiers.
3936 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3937 -Wignore_qualifiers.
3938 (-Wignored-qualifiers): Document.
3939 (-Wreturn-type): Remove description of functionality now handled
3940 by -Wignored-qualifiers.
3942 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3945 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3946 NOP_EXPR if it is between integral types with the same precision.
3948 2008-01-12 Jan Hubicka <jh@suse.cz>
3951 * invoke.texi (max-inline-recursive-depth): Fix default value.
3953 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3955 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3958 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3960 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3962 2008-01-11 James E. Wilson <wilson@specifix.com>
3965 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3967 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3969 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3970 save/restore frame pointer register and don't use 'call-prologues'
3971 optimization in function with "OS_task" attribute.
3973 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3976 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3977 when copying to memory.
3979 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3981 PR rtl-optimization/30905
3982 * cfgcleanup.c: Include dce.h
3983 (crossjumps_occured): New global variable.
3984 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3985 If something changed, set crossjumps_occured to true.
3986 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3987 Don't add/remove fake edges to exit here...
3988 (cleanup_cfg): ...but do it here, when crossjumping.
3989 Run a fast DCE when successful crossjumps occured in the latest
3990 iteration of try_optimize_cfg.
3992 2008-01-11 Richard Guenther <rguenther@suse.de>
3994 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3995 (struct vn_unary_op_s): Likewise.
3996 (vn_reference_insert): Free old reference on hash collision.
3998 2008-01-10 Raksit Ashok <raksit@google.com>
4000 PR rtl-optimization/27971
4001 * combine.c (find_split_point): Split PLUS expressions which are
4002 inside a MEM rtx, and whose first operand is complex.
4004 2008-01-10 DJ Delorie <dj@redhat.com>
4006 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
4007 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
4008 (m32c_hard_regno_ok): Call the underlying function.
4010 2008-01-10 Richard Guenther <rguenther@suse.de>
4013 * tree-cfg.c (tree_merge_blocks): Do not go through the
4014 full-blown folding and stmt updating path if we just deal
4015 with virtual operands.
4016 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
4017 test for abnormal SSA_NAMEs.
4019 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
4022 * reload.c (push_reload): Add assertions. All constants from
4023 reg_equiv_constant should have been used for replacing the respective
4025 (find_reloads_address): Invoke find_reloads_address_part for
4026 constant taken from the reg_equiv_constant array.
4028 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
4030 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
4031 field (valnum) the first in the struct. Replace bools with
4034 2008-01-10 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/34651
4037 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
4038 types and ordering for masking and converting.
4040 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
4042 PR tree-optimization/34017
4043 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
4044 also for PHI_NODE expressions.
4046 2008-01-09 Jan Hubicka <jh@suse.cz>
4048 PR tree-optimization/34708
4049 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
4050 based on number of case labels.
4051 (init_inline_once): Remove switch_cost.
4052 * tree-inline.h (eni_weights_d): Remove switch_cost.
4054 2008-01-09 Richard Guenther <rguenther@suse.de>
4055 Andrew Pinski <andrew_pinski@playstation.sony.com>
4058 * gimplify.c (gimplify_cond_expr): Do not create an addressable
4059 temporary if an rvalue is ok or an lvalue is not required.
4061 2008-01-09 Richard Guenther <rguenther@suse.de>
4064 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
4067 2008-01-09 Richard Guenther <rguenther@suse.de>
4070 * tree.c (host_integerp): Check for sizetype only if the
4071 type is an integer type.
4073 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
4076 * opts.c (decode_options): Disable inlining of functions called
4077 once if not in unit-at-a-time mode.
4079 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
4081 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
4083 2008-01-08 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
4087 out early if the result will be unused.
4089 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4094 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4098 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
4100 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
4101 for vectorization tuned.
4103 2008-01-08 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/34683
4106 * tree-ssa-operands.c (operand_build_cmp): Export.
4107 * tree-ssa-operands.h (operand_build_cmp): Declare.
4108 * tree-vn.c (vuses_compare): Remove.
4109 (sort_vuses): Use operand_build_cmp.
4110 (sort_vuses_heap): Likewise.
4111 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
4112 to re-use old VEC if available. Do not sort already sorted VUSEs.
4113 (vdefs_to_vec): Do not sort already sorted VDEFs.
4115 2008-01-08 Jakub Jelinek <jakub@redhat.com>
4118 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
4120 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
4123 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
4124 limitations of reciprocal sequences on x86 targets.
4126 2008-01-08 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/34683
4129 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
4131 2008-01-07 Jakub Jelinek <jakub@redhat.com>
4134 * config/darwin.c (darwin_mergeable_string_section): Don't use
4135 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
4137 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
4140 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
4141 negxf2. Macroize expander using X87MODEF mode iterator. Change
4142 predicates of op0 and op1 to register_operand.
4143 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
4144 expander using X87MODEF mode iterator. Change predicates of
4145 op0 and op1 to register_operand.
4146 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
4147 corresponding patterns and macroize using MODEF macro. Change
4148 predicates of op0 and op1 to register_operand and remove
4149 "m" constraint. Disparage "r" alternative with "!".
4150 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
4151 macroize using X87MODEF macro. Change predicates of op0 and op1
4152 to register_operand and remove "m" constraint. Disparage "r"
4153 alternative with "!".
4154 (absneg splitter with memory operands): Remove.
4155 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
4156 patterns and macroize using X87MODEF mode iterator.
4157 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
4158 Change predicate of op1 to register_operand.
4159 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
4160 for memory operands.
4162 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
4164 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
4166 2008-01-07 Richard Guenther <rguenther@suse.de>
4168 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
4171 2008-01-07 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/34683
4174 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
4175 VOPs of the needed size to save memory. Use VEC_quick_push
4176 to save compile-time.
4177 (vdefs_to_vec): Likewise.
4179 2008-01-07 Sa Liu <saliu@de.ibm.com>
4181 * config/spu/spu.md (divdf3): Genetate inline code for double
4182 division. The implementation doesn't handle INF or NAN, therefore it
4183 only applies when -ffinite-math-only is given.
4185 2008-01-06 Paolo Carlini <pcarlini@suse.de>
4188 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
4189 * doc/cpp.texi ([Common Predefined Macros]): Document.
4191 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
4194 order to use commutative addition instead of subtraction.
4196 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4197 Mircea Namolaru <namolaru@il.ibm.com>
4198 Vladimir Yanovsky <yanov@il.ibm.com>
4199 Revital Eres <eres@il.ibm.com>
4201 PR tree-optimization/34263
4202 * tree-outof-ssa.c (process_single_block_loop_latch,
4203 contains_tree_r): New functions.
4204 (analyze_edges_for_bb): Call process_single_block_loop_latch
4205 function to empty single-basic-block latch block if possible.
4207 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4209 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
4211 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
4213 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4215 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
4217 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
4219 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
4221 2008-01-05 Jakub Jelinek <jakub@redhat.com>
4223 PR tree-optimization/34618
4224 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
4227 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
4231 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
4232 Update copyright year.
4234 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
4235 Update copyright year.
4236 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
4239 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
4241 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
4242 edge does not point to current bb before changing need_assert.
4244 2008-01-04 Richard Guenther <rguenther@suse.de>
4247 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
4248 for verifying purposes if they are is_gimple_min_invariant.
4250 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
4252 PR tree-optimization/34448
4253 PR tree-optimization/34465
4254 * gimplify.c (gimplify_init_constructor): Add new parameter
4255 notify_temp_creation. Use it.
4256 (gimplify_modify_expr_rhs): Take volatiles into account when
4257 optimizing constructors.
4258 Do not optimize constructors if gimplify_init_constructor will dump to
4260 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
4261 * gcc.c-torture/compile/pr34448.c: New.
4263 2008-01-04 Jakub Jelinek <jakub@redhat.com>
4265 PR gcov-profile/34609
4266 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
4267 return_slot if result is TREE_ADDRESSABLE.
4269 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
4271 * config/mips/mips.md (sqrt_condition): Tweak comment.
4272 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
4274 2008-01-03 Tom Tromey <tromey@redhat.com>
4277 * c-common.c (c_type_hash): Handle VLAs.
4279 2008-01-03 Jan Hubicka <jh@suse.cz>
4281 PR tree-optimization/31081
4282 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
4283 0 when inlining and not inlining to first basic block.
4284 (remap_decl): When var is initialized to 0, don't set default_def.
4285 (expand_call_inline): Set entry_bb.
4286 * tree-inline.h (copy_body_data): Add entry_bb.
4288 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4291 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
4294 PR tree-optimization/29484
4295 * tree-inline.c (inline_forbidden_p_2): New function.
4296 (inline_forbidden_p): Disallow inlining if some static var
4297 has an address of a local LABEL_DECL in its initializer.
4298 * doc/extend.texi (Labels as Values): Document &&foo behaviour
4301 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
4303 PR tree-optimization/34635
4304 * tree-data-ref.c (add_other_self_distances): Make sure that the
4305 evolution step is constant.
4307 2008-01-03 Jakub Jelinek <jakub@redhat.com>
4310 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
4312 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
4314 * tree-sra.c (scalarize_init): Insert the generate_element_init
4315 statements after the generate_element_zero statements.
4317 2008-01-02 Richard Guenther <rguenther@suse.de>
4321 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
4322 for very large number of operands instead of ICEing.
4324 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
4327 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
4328 while stack probing.
4330 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
4332 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
4335 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
4338 * tree-mudflap.c (mx_register_decls): Guard warning by
4339 !DECL_ARTIFICIAL check.
4341 2008-01-01 Jakub Jelinek <jakub@redhat.com>
4343 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
4344 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
4345 sse5_perm<mode>): Fix constraints.