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1 2008-03-23  Uros Bizjak  <ubizjak@gmail.com>
2
3         Revert:
4         2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
5
6         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7         32bit host.
8
9         2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
10
11         PR target/35496
12         * stor-layout.c (update_alignment_for_field): Set minimum alignment
13         of the underlying type of a MS bitfield layout to the natural
14         alignment of the type.
15
16         2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
17
18         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
19         to their natural alignment to avoid store forwarding stalls.
20
21 2008-03-22  Richard Guenther  <rguenther@suse.de>
22
23         * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24         For PHI nodes verify the address is invariant.
25         * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
26         (get_symbol_constant_value): Use is_gimple_min_invariant.
27         (maybe_fold_stmt_indirect): Likewise.
28
29 2008-03-22  Richard Sandiford  <rsandifo@nildram.co.uk>
30
31         PR rtl-optimization/33927
32         * Makefile.in (dse.o): Depend on $(TM_P_H).
33         * expr.h (extract_low_bits): Declare.
34         * expmed.c (extract_low_bits): New function.
35         * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
36         * dse.c: Include tm_p.h.
37         (find_shift_sequence): Remove the read_reg argument and return the
38         read value.  Emit the instructions instead of returning them.
39         Iterate on new_mode rather than calculating it each time.
40         Check MODES_TIEABLE_P.  Use simplify_gen_subreg to convert the
41         source to NEW_MODE and extract_low_bits to convert the shifted
42         value to READ_MODE.
43         (replace_read): Allow the load and store to have different mode
44         classes.  Use extract_low_bits when SHIFT == 0.  Create the shift
45         or extraction instructions before trying the replacement.  Update
46         dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
47
48 2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
49
50         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
51         to their natural alignment to avoid store forwarding stalls.
52
53 2008-03-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
54
55         PR target/27946
56         * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
57         encouraging but not allowing gprs for input;
58         change the input constraint to !f#r.
59         (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
60         gprs for output;
61         change the output constraint to !f#r.
62
63 2008-03-21  Uros Bizjak  <ubizjak@gmail.com>
64
65         PR target/13958
66         * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
67         corresponding post-reload splitters.
68         ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
69         when x87 FP math is selected.
70         * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
71         New function prototype.
72         * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
73         unreachable function to ease macroization of insn patterns.
74
75 2008-03-21  Martin Jambor  <mjambor@suse.cz>
76
77         * tree-data-ref.c (dump_data_dependence_relation): Avoid data
78         reference dumps if ddr is NULL or dependence is unknown.
79
80 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
81
82         * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
83         unsigned extension into account.
84         (ATOMIC_COMPARE_AND_SWAP): Likewise.
85         (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
86         Do computations on a scratch register.
87
88 2008-03-21  Richard Guenther  <rguenther@suse.de>
89
90         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
91         Use is_gimple_min_invariant instead of TREE_INVARIANT.
92         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
93         * tree-ssa-dom.c (record_equality): Likewise.
94         * tree-inline.c (copy_body_r): Likewise.
95         * tree-ssa-pre.c (make_values_for_stmt): Remove test for
96         TREE_INVARIANT.
97
98 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
99
100         * config/sh/sh.c (split_branches): Pass zero to redirect_jump
101         as 'delete_unused' argument.
102
103 2008-03-20  Richard Guenther  <rguenther@suse.de>
104
105         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
106         special casing of constant qualifiers.
107         * tree-ssa.c (useless_type_conversion_p_1): Instead do not
108         care about them in general.
109         * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
110         regardless of their type.
111         (fold_stmt_r): Forcefully fold *& if we end up with that.
112
113 2008-03-20  Paul Brook  <paul@codesourcery.com>
114
115         * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
116         * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
117         linker flags.
118         * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
119         definition.
120         (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
121         * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
122
123 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
124
125         * common.opt (Wmudflap): New option.
126         * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
127         (mx_register_decls): Likewise.
128         (mudflap_finish_file): Likewise.
129         * doc/invoke.texi: Document -Wno-mudflap.
130
131 2008-03-20  Kai Tietz  <kai.tietz@onevision.com>
132
133         * c-format.c (replace_format_name_to_system_name): New.
134         (cmp_attribs): New.
135         (convert_format_name_to_system_name): New.
136         (decode_format_attr): Add use of convert_format_name_to_system_name.
137         (format_types_orig): Add gnu_ prefix to names.
138         (check_format_info_main): Special treating of \0 escaped names for
139         supporting multi-character format specifiers as I32, I64.
140         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
141         (gnu_target_overrides_format_attributes): New.
142         * c-format.h: Add structure target_ovr_attr to hold
143         system specific formatter names.
144         * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
145         msformat-c.o file to c_target_objs and cxx_target_objs.
146         * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
147         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
148         (TARGET_N_FORMAT_TYPES): New.
149         * config/i386/msformat-c.c: New.
150         * config/i386/t-cygming: Add build rule for msformat-c.o.
151         * doc/extend.texi: Add new format names gnu_* and ms_* and
152         further details.
153         * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
154
155 2008-03-20  Ira Rosen  <irar@il.ibm.com>
156
157         * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
158         optimizations turned on under -O3.
159         (ftree-vectorize): Add that the flag is turned on with -O3.
160
161 2008-03-20  Ben Elliston  <bje@au.ibm.com>
162
163         * regmove.c (try_auto_increment): Fix spelling error in comment.
164         * final.c (final_scan_insn): Likewise.
165
166 2008-03-20  Uros Bizjak  <ubizjak@gmail.com>
167
168         PR target/14552
169         * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
170         allocator preferences for "y" and "r" class registers.
171         ("*mov<mode>_internal"): Ditto.
172         ("*movv2sf_internal_rex64"): Ditto.
173         ("*movv2sf_internal"): Ditto.
174
175 2008-03-19  Michael Matz  <matz@suse.de>
176
177         PR middle-end/35616
178         * calls.c (expand_call): Check overlap of arguments with call
179         address for sibcalls.
180
181 2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
182
183         PR target/35496
184         * stor-layout.c (update_alignment_for_field): Set minimum alignment
185         of the underlying type of a MS bitfield layout to the natural
186         alignment of the type.
187
188 2008-03-19  Jan Hubicka  <jh@suse.cz>
189
190         PR other/35094
191         * toplev.c (decode_d_option): Handle all CPP flags.
192         * tree-vrp.c: Update tree_pass descriptors.
193         * regrename.c: Update tree_pass descriptors.
194         * fwprop.c: Update tree_pass descriptors.
195         * doc/invoke.texi: Remove documentation of dropped -d? flags.
196         * tree-into-ssa.c: Update tree_pass descriptors.
197         * tree-dump.c: Update tree_pass descriptors.
198         * tree-complex.c: Update tree_pass descriptors.
199         * tree-dump.h: Update tree_pass descriptors.
200         * see.c: Update tree_pass descriptors.
201         * cgraphbuild.c: Update tree_pass descriptors.
202         * tracer.c: Update tree_pass descriptors.
203         * tree-loop-distribution.c: Update tree_pass descriptors.
204         * cgraph.c: Update tree_pass descriptors.
205         * postreload-gcse.c: Update tree_pass descriptors.
206         * postreload.c: Update tree_pass descriptors.
207         * tree-ssa-loop-ch.c: Update tree_pass descriptors.
208         * tree-tailcall.c: Update tree_pass descriptors.
209         * tree-pass.h (tree_opt_pass): Rename to ...
210         (opt_pass) ... this one; add "type" field and remove letter field.
211         (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
212         (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
213         all_lowering_passes): Update declaration.
214         * ipa-cp.c: Update tree_pass descriptors.
215         * final.c: Update tree_pass descriptors.
216         * omp-low.c: Update tree_pass descriptors.
217         * tree-ssa-dse.c: Update tree_pass descriptors.
218         * ipa-reference.c: Update tree_pass descriptors.
219         * tree-ssa-uncprop.c: Update tree_pass descriptors.
220         * auto-inc-dec.c: Update tree_pass descriptors.
221         * reorg.c: Update tree_pass descriptors.
222         * cgraphunit.c: Update tree_pass descriptors.
223         * tree-ssa-copyrename.c: Update tree_pass descriptors.
224         * tree-ssa-ccp.c: Update tree_pass descriptors.
225         * df-core.c: Update tree_pass descriptors.
226         * mode-switching.c: Update tree_pass descriptors.
227         * tree-nomudflap.c: Update tree_pass descriptors.
228         * modulo-sched.c: Update tree_pass descriptors.
229         * ipa-pure-const.c: Update tree_pass descriptors.
230         * cse.c: Update tree_pass descriptors.
231         * web.c: Update tree_pass descriptors.
232         * tree-stdarg.c: Update tree_pass descriptors.
233         * tree-ssa-math-opts.c: Update tree_pass descriptors.
234         * tree-ssa-dom.c: Update tree_pass descriptors.
235         * tree-nrv.c: Update tree_pass descriptors.
236         * tree-ssa-alias.c: Update tree_pass descriptors.
237         * loop-init.c: Update tree_pass descriptors.
238         * gimple-low.c: Update tree_pass descriptors.
239         * ipa-inline.c: Update tree_pass descriptors.
240         * tree-ssa-sink.c: Update tree_pass descriptors.
241         * global.c: Update tree_pass descriptors.
242         * ifcvt.c: Update tree_pass descriptors.
243         * jump.c: Update tree_pass descriptors.
244         * predict.c: Update tree_pass descriptors.
245         * tree-ssa-loop.c: Update tree_pass descriptors.
246         * recog.c: Update tree_pass descriptors.
247         * dse.c: Update tree_pass descriptors.
248         * tree-ssa-ifcombine.c: Update tree_pass descriptors.
249         * tree-eh.c: Update tree_pass descriptors.
250         * regmove.c: Update tree_pass descriptors.
251         * local-alloc.c
252         * function.c: Update tree_pass descriptors.
253         * tree-vectorizer.c: Update tree_pass descriptors.
254         * gcse.c: Update tree_pass descriptors.
255         * ipa-type-escape.c: Update tree_pass descriptors.
256         * tree-if-conv.c: Update tree_pass descriptors.
257         * init-regs.c: Update tree_pass descriptors.
258         * ipa.c: Update tree_pass descriptors.
259         * tree-ssa-phiopt.c: Update tree_pass descriptors.
260         * rtl-factoring.c: Update tree_pass descriptors.
261         * lower-subreg.c: Update tree_pass descriptors.
262         * bt-load.c: Update tree_pass descriptors.
263         * tree-dfa.c: Update tree_pass descriptors.
264         * except.c: Update tree_pass descriptors.
265         * emit-rtl.c: Update tree_pass descriptors.
266         * cfgexpand.c: Update tree_pass descriptors.
267         * tree-cfgcleanup.c: Update tree_pass descriptors.
268         * cfgcleanup.c: Update tree_pass descriptors.
269         * tree-ssa-pre.c: Update tree_pass descriptors.
270         * tree-sra.c: Update tree_pass descriptors.
271         * tree-mudflap.c: Update tree_pass descriptors.
272         * tree-ssa-copy.c: Update tree_pass descriptors.
273         * cfglayout.c: Update tree_pass descriptors.
274         * tree-ssa-forwprop.c: Update tree_pass descriptors.
275         * tree-ssa-dce.c: Update tree_pass descriptors.
276         * tree-ssa.c: Update tree_pass descriptors.
277         * regclass.c: Update tree_pass descriptors.
278         * integrate.c: Update tree_pass descriptors.
279         * tree-optimize.c: Update tree_pass descriptors.
280         * tree-ssa-phiprop.c: Update tree_pass descriptors.
281         * tree-object-size.c: Update tree_pass descriptors.
282         * combine.c: Update tree_pass descriptors.
283         * tree-outof-ssa.c: Update tree_pass descriptors.
284         * bb-reorder.c: Update tree_pass descriptors.
285         * stack-ptr-mod.c: Update tree_pass descriptors.
286         * var-tracking.c: Update tree_pass descriptors.
287         * tree-profile.c: Update tree_pass descriptors.
288         * tree-vect-generic.c: Update tree_pass descriptors.
289         * reg-stack.c: Update tree_pass descriptors.
290         * sched-rgn.c: Update tree_pass descriptors.
291         * tree-ssa-structalias.c: Update tree_pass descriptors.
292         * tree-cfg.c: Update tree_pass descriptors.
293         * passes.c (current_pass): Update declaration.
294         (finish_optimization_passes): Update.
295         (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
296         (register_one_dump_file, register_dump_files_1, next_pass_1):
297         Update arguments.
298         (init_optimization_passes): Update handling of new types.
299         (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
300         * ipa-struct-reorg.c: Update tree_pass descriptors.
301         * tree-ssa-reassoc.c: Update tree_pass descriptors.
302         * combine-stack-adj.c: Update tree_pass descriptors.
303         * cfgrtl.c: Update tree_pass descriptors.
304         * dce.c: Update tree_pass descriptors.
305         * tree-ssanames.c: Update tree_pass descriptors.
306
307 2008-03-19  Richard Guenther  <rguenther@suse.de>
308
309         PR middle-end/35609
310         * tree-ssa.c (always_executed): New global flag.
311         (warn_uninitialized_var): If !always_executed warn with "maybe"
312         instead of "is".
313         (execute_early_warn_uninitialized): Compute post-dominators.
314         Initialize always_executed before processing each basic block.
315
316 2008-03-18  Mikulas Patocka  <mikulas@artax.karlin.mff.cuni.cz>
317
318         PR target/35504
319         * config/i386/i386.c (x86_this_parameter): Calculate correct location
320         of "this" pointer when "regparm = N" or "fastcall" is in effect.
321
322 2008-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
323
324         * doc/include/texinfo.tex: Update to version 2008-03-17.10.
325
326 2008-03-18  Paolo Bonzini  <bonzini@gnu.org>
327
328         * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
329         is true.
330         (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
331         (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
332         is true.  Add "&& !ignore" condition to reduce_bit_field.  Modify
333         target after ignore has been set, and move there also the commputation
334         of subtarget and original_target.
335         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
336         (LANG_HOOKS_INITIALIZER): Remove it.
337         * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
338
339 2008-03-18  Richard Guenther  <rguenther@suse.de>
340
341         * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
342         found an expression with constants, note that in the VN for the lhs.
343         * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
344         fold them to constants if possible.  Run cleanup_cfg if done so.
345         (execute_pre): Return todo.
346         (do_pre): Likewise.
347         (execute_fre): Likewise.
348         * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
349         of constants.
350         (get_prop_source_stmt): Look through pointer conversions.
351
352 2008-03-18  Jan Hubicka  <jh@suse.cz>
353
354         * tree-pretty-print.c: Include predict.h.
355         (dump_generic_node): Dump predictor.
356         * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
357         * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
358         * gimple-low.c (lower_stmt): Likewise.
359         * expr.c (expand_expr_real): Likewise.
360         * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
361         them.
362         (build_predict_expr, build_predict_expr): New.
363         * predict.h (predictor_name, build_predict_expr): Update.
364         * c-typeck.c (c_finish_bc_stmt): Add prediction.
365         * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
366         * predict.def (PRED_CONTINUE): Update hitrate.
367         * tree.def (PREDICT_EXPR): Define.
368         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
369         do not handle BIND_EXPR.
370         * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
371         * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
372         * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
373         operands.
374
375 2008-03-18  Michael Matz  <matz@suse.de>
376
377         * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
378
379 2008-03-18  Richard Guenther  <rguenther@suse.de>
380
381         * tree-gimple.h (is_gimple_invariant_address): Declare.
382         (is_gimple_constant): Likewise.
383         * tree-gimple.c (is_gimple_constant): New function.
384         (is_gimple_invariant_address): Likewise.
385         (is_gimple_min_invariant): Implement in terms of is_gimple_constant
386         and is_gimple_invariant_address.
387         * tree-ssa-loop-niter.c (expand_simple_operations): Revert
388         previous change.
389         * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
390         an addressable base.
391
392 2008-03-18  Jakub Jelinek  <jakub@redhat.com>
393
394         PR middle-end/35611
395         * gimplify.c (gimplify_expr): Gimplify second operand of
396         OMP_ATOMIC_LOAD.
397
398 2008-03-17  Richard Guenther  <rguenther@suse.de>
399
400         PR tree-optimization/19637
401         * fold-const.c (fold_unary): Remove restrictions of removing
402         intermediate pointer-conversions (P2)(P1)P0.
403         * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
404         conversion to void pointer.
405         (get_maxval_strlen): Handle addresses of the form &(*p)[0].
406
407 2008-03-16  James E. Wilson  <wilson@tuliptree.org>
408
409         PR debug/31510
410         * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
411         emulated thread local variables.
412
413 2008-03-16  Richard Guenther  <rguenther@suse.de>
414
415         PR middle-end/35607
416         * tree-ssa-loop-niter.c (expand_simple_operations): Do not
417         expand TREE_INVARIANT operations that are not gimple invariant.
418
419 2008-03-16  Hans-Peter Nilsson  <hp@axis.com>
420
421         * doc/extend.texi (Alignment): Say that the ABI controls
422         the __alignof__ for non-strict-alignment targets rather
423         than being a recommendation.
424
425 2008-03-15  Paul Brook  <paul@codesourcery.com>
426
427         * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
428         annotations.
429         (arm_output_fn_unwind): Mark functions that can not be unwound.
430
431 2008-03-15  Paul Brook  <paul@codesourcery.com>
432
433         * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
434         extension instructions.
435
436 2008-03-15  Richard Guenther  <rguenther@suse.de>
437
438         * tree-ssa-ccp.c (ccp_fold): Also read from constant values
439         and fold constant aggregate refs.
440         (fold_const_aggregate_ref): Handle string constants
441         and constructors in ARRAY_REFs.  Handle INDIRECT_REF.
442         (evaluate_stmt): Simplify now that ccp_fold folds constant
443         aggregate refs.
444
445 2008-03-15  Paul Brook  <paul@codesourcery.com>
446
447         * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
448         (extzv): Use gen_extzv_t2.
449         (insv_t2, insv_zero, extv, extzv_t2): New patterns.
450
451 2008-03-15  Richard Guenther  <rguenther@suse.de>
452
453         * tree-ssa-ccp.c (get_symbol_constant_value): Export.
454         (fold_const_aggregate_ref): Likewise.
455         (get_value): Return NULL if we don't have any values.
456         (ccp_finalize): Set const_val to NULL after freeing it.
457         * tree-flow.h (get_symbol_constant_value): Declare.
458         (fold_const_aggregate_ref): Likewise.
459         * tree-ssa-sccvn.c (try_to_simplify): Use them.
460
461 2008-03-15  Richard Guenther  <rguenther@suse.de>
462
463         PR middle-end/35593
464         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
465         to not produce negative array indices if not allowed.  Add
466         parameter to indicate that.
467         (maybe_fold_offset_to_component_ref): Allow negative array
468         indices only for the first member of a structure.
469         (maybe_fold_offset_to_reference): Allow negative array indices.
470         (maybe_fold_stmt_addition): Likewise.
471
472 2008-03-15  Bjoern Haase  <bjoern.m.haase@web.de>
473             Anatoly Sokolov <aesok@post.ru>
474
475         * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
476         (avr_arch): Add ARCH_AVR6.
477         (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
478         (initial_elimination_offset): Initialize and use 'avr_pc_size' 
479         instead of fixed value 2.
480         (print_operand_address): Use gs() asm specifier instead of pm().
481         (avr_assemble_integer): (Ditto.).
482         (avr_output_addr_vec_elt): (Ditto.).
483         (print_operand): Handle "!" code.
484         * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add 
485         __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
486         (AVR_HAVE_EIJMP_EICALL): Define.
487         (AVR_3_BYTE_PC): Redefine.
488         (AVR_2_BYTE_PC): (Ditto.).
489         (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
490         (LINK_SPEC): Add atmega2560 and atmega2561.
491         (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561 
492         (crtm2561.o).
493         * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall 
494         for 3 byte PC devices.
495         (call_value_insn): (Ditto.).
496         (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
497         (indirect_jump): Use only for for 2 byte PC devices.
498         (*tablejump): (Ditto.).
499         (*indirect_jump_avr6): Add insn.
500         (*tablejump_rjmp): Don't use for 3 byte PC devices.
501         * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp 
502         instead of ijmp for 3 byte PC devices.
503         (__tablejump2__): (Ditto.).
504         * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
505         (MULITLIB_DIRNAMES): (Ditto.). 
506         (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
507
508 2008-03-15  Uros Bizjak  <ubizjak@gmail.com>
509
510         * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
511         "sse2_umulsidi3".  Use V1DI mode for operand 0.
512         ("mmx_psadbw"): Use V1DI mode for operand 0.
513         * config/i386/i386-modes.def (V1SI): New vector mode.
514         * config/i386/i386.c (struct builtin_description)
515         [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
516         (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
517         (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
518         (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
519         v1di_ftype_v8qi_v8qi type.
520         [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
521
522         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
523         __builtin_ia32_pmuludq]: Fix the mode of return value.
524
525 2008-03-15  Richard Guenther  <rguenther@suse.de>
526
527         PR middle-end/35595
528         * tree-ssa-pre.c (bitmap_find_leader): Handle expression
529         being a PHI_NODE.
530
531 2008-03-14  Bob Wilson  <bob.wilson@acm.org>
532         
533         * doc/invoke.texi (Option Summary, Xtensa Options): Document
534         -mserialize-volatile and -mno-serialize-volatile Xtensa options.
535         * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
536         unless TARGET_SERIALIZE_VOLATILE is enabled.
537         * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
538         * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
539         * config/xtensa/xtensa.opt (mserialize_volatile): New option.
540
541 2008-03-14  Richard Guenther  <rguenther@suse.de>
542
543         PR tree-optimization/34172
544         * tree-flow.h (refs_may_alias_p): Declare.
545         (get_single_def_stmt): Likewise.
546         (get_single_def_stmt_from_phi): Likewise.
547         (get_single_def_stmt_with_phi): Likewise.
548         * tree-dfa.c (refs_may_alias_p): New function.
549         (get_single_def_stmt): Likewise.
550         (get_single_def_stmt_from_phi): Likewise.
551         (get_single_def_stmt_with_phi): Likewise.
552         * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
553         (vn_reference_lookup_1): New helper function.
554         (vn_reference_lookup): Walk the virtual use-def chain to
555         continue searching for a match if the def does not alias the
556         reference we are looking for.
557
558 2008-03-14  David Edelsohn  <edelsohn@gnu.org>
559
560         * doc/install.texi (Binaries): Remove UCLA archive.  Add HVCC
561         archive and Perzl.  Update The Written Word listing.
562
563 2008-03-14  Richard Guenther  <rguenther@suse.de>
564
565         PR tree-optimization/34043
566         PR tree-optimization/33989
567         * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
568         when doing FRE.
569         (bitmap_find_leader): Use extra argument to verify dominance
570         relationship inside a basic-block.
571         (can_PRE_operation): Add VIEW_CONVERT_EXPR.
572         (find_leader_in_sets): Adjust.
573         (create_component_ref_by_pieces): Take extra argument for
574         dominance check, handle lookup failures.
575         (find_or_generate_expression): Likewise.
576         (create_expression_by_pieces): Likewise.
577         (insert_into_preds_of_block): Adjust.
578         (create_value_expr_from): If asked for, verify all operands
579         are in the blocks AVAIL_OUT set.
580         (make_values_for_stmt): Check for SSA_NAMEs that are life
581         over an abnormal edge.
582         (compute_avail): Remove such check.
583         (do_SCCVN_insertion): New function.
584         (eliminate): If we do not find a leader suitable for replacement
585         insert a replacement expression from SCCVN if available.
586         * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
587         (struct vn_ssa_aux): Add needs_insertion flag.
588         * tree-ssa-sccvn.c (may_insert): New global flag.
589         (copy_reference_ops_from_ref): Value-number union member access
590         based on its size, not type and member if insertion is allowed.
591         (visit_reference_op_load): For a weak match from union type
592         punning lookup a view-converted value and insert a SSA_NAME
593         for that value if that is not found.
594         (visit_use): Make dumps shorter.  Do not disallow value numbering
595         SSA_NAMEs that are life over an abnormal edge to constants.
596         (free_scc_vn): Release inserted SSA_NAMEs.
597         (run_scc_vn): New flag to specify whether insertion is allowed.
598         Process SSA_NAMEs in forward order.
599         * tree-ssa-loop-im.c (for_each_index): Handle invariant
600         ADDR_EXPRs inside VIEW_CONVERT_EXPR.
601         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
602         pointer type to/from integral types that do not change the
603         precision to regular conversions.
604
605 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
606
607         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
608         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
609         __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
610         __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
611         input arguments and the mode of return value.  Built-in functions
612         that operate on whole 64-bit MMX register now use V1DI mode.
613
614 2008-03-13  Alon Dayan  <alond@il.ibm.com>
615             Olga Golovanevsky  <olga@il.ibm.com>
616
617         PR tree-optimization/35041
618         * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
619         to locate the right position in a statement.
620
621 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
622
623         PR target/34000
624         PR target/35553
625         * config/i386/xmmintrin.h:  Change all static inline functions to
626         extern inline and add __gnu_inline__ attribute.
627         * config/i386/bmintrin.h: Ditto.
628         * config/i386/smmintrin.h: Ditto.
629         * config/i386/tmmintrin.h: Ditto.
630         * config/i386/mmintrin-common.h: Ditto.
631         * config/i386/ammintrin.h: Ditto.
632         * config/i386/emmintrin.h: Ditto.
633         * config/i386/pmmintrin.h: Ditto.
634         * config/i386/mmintrin.h: Ditto.
635         * config/i386/mm3dnow.h: Ditto.
636
637 2008-03-13  Jakub Jelinek  <jakub@redhat.com>
638
639         PR middle-end/35185
640         * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
641         (lower_omp_2): New function.
642         (lower_omp_1, lower_omp): Rewritten.
643
644 2008-03-13  Danny Smith  <dannysmith@users.sourceforge.net>
645
646         PR 35054
647         * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
648         with the phrase "Microsoft Windows compilers".
649         (Push/Pop Macro Pragmas): New subsection. Document
650         #pragma push_macro and pragma pop_macro.
651
652 2008-03-12  Paul Brook  <paul@codesourcery.com>
653
654         * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
655
656 2008-03-12  Paul Brook  <paul@codesourcery.com>
657
658         * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
659         (thumb2_alusi3_short): Exclude PLUS and MINUS.
660         (thumb2_addsi_shortim): Rename ...
661         (thumb2_addsi_short): ... to this.  Allow register operands.
662         (thumb2_subsi_short): New pattern.
663         (thumb2_one_cmplsi2_short,
664         thumb2_negsi2_short): New patterns and peepholes.
665
666 2008-03-12  Paul Brook  <paul@codesourcery.com>
667
668         * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
669
670 2008-03-12  Uros Bizjak  <ubizjak@gmail.com>
671
672         * config/i386/i386.md (int_cond): New code iterator.
673         (fp_cond): Ditto.
674         ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
675         sge, sgeu, sle and sleu expanders usign int_cond code iterator.
676         ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
677         sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
678         ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
679         bge, bgeu, ble and bleu expanders usign int_cond code iterator.
680         ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
681         bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
682
683 2008-03-12  Paul Brook  <paul@codesourcery.com>
684
685         * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
686         instead of {arm,thumb}_compute_save_reg_mask.
687         (output_return_instruction): Ditto.
688         (thumb_unexpanded_epilogue): Ditto.
689         (thumb1_expand_prologue): Ditto.
690         (thumb1_output_function_prologue): Ditto.
691         (arm_set_return_address): Ditto.
692         (thumb_set_return_address): Ditto.
693         (arm_get_frame_offsets): Set offsets->saved_regs_mask.  Push extra
694         regs to achieve stack alignment.
695         (thumb1_compute_save_reg_mask): Fix compiler warning.
696         (arm_output_epilogue): Use offsets->saved_regs_mask.
697         Adjust stack pointer by poping call clobered registers.
698         (arm_expand_prologue): Use offsets->saved_regs_mask.
699         Adjust stack pointer by pushing extra registers.
700         * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
701
702 2008-03-12  Paolo Bonzini  <bonzini@gnu.org>
703
704         PR tree-opt/35422
705         * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
706         conversion to the operands of a multiplication.
707
708 2008-03-12  Richard Guenther  <rguenther@suse.de>
709
710         * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
711         (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
712         * timevar.def (TV_TREE_PHIPROP): Add.
713         * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
714         pass description.  Use TV_TREE_PHIPROP.
715         * tree-ssa-forwprop.c: Remove phiprop code.
716
717 2008-03-12  Jakub Jelinek  <jakub@redhat.com>
718
719         PR middle-end/35549
720         * omp-low.c (maybe_lookup_decl): Constify first argument.
721         (use_pointer_for_field): Change last argument from bool to
722         omp_context *.  Disallow shared copy-in/out in nested
723         parallel if decl is shared in outer parallel too.
724         (build_outer_var_ref, scan_sharing_clauses,
725         lower_rec_input_clauses, lower_copyprivate_clauses,
726         lower_send_clauses, lower_send_shared_vars): Adjust callers.
727
728 2008-03-12  Victor Kaplansky  <victork@il.ibm.com>
729             Ira Rosen  <irar@il.ibm.com>
730
731         * tree-vectorizer.c (free_stmt_vec_info): New function.
732         (destroy_loop_vec_info): Move code to free_stmt_vec_info().
733         Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
734         * tree-vectorizer.h (free_stmt_vec_info): Declare.
735         * tree-vect-transform.c (vectorizable_conversion): Free
736         vec_oprnds0 if it was allocated.
737         (vect_permute_store_chain): Remove unused VECs.
738         (vectorizable_store): Free VECs that are allocated in the..
739         function.
740         (vect_transform_strided_load, vectorizable_load): Likewise.
741         (vect_remove_stores): Simplify the code.
742         (vect_transform_loop): Move code to vect_remove_stores().
743         Call vect_remove_stores() and free_stmt_vec_info().
744
745 2008-03-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
746
747         * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
748         TARGET_HPUX.  Revise comment.
749         (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
750         * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
751         Use sr4 variant of `be' instruction when not generating PIC code.
752         (attr_length_call): Adjust for above change.
753
754 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
755
756         * ipa-reference.c (static_execute): Remove module_statics_const and
757         associated setting code.
758
759 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
760
761         PR target/35540
762         * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
763         predicate for operand 1.
764         (paritysi2_cmp): Use register_operand predicate for operand 2.
765         Use earlyclobber modifier for operand 1.  Remove support for
766         memory operands.
767         (paritydi2_cmp): Use register_operand predicate for operand 3.
768         Use earlyclobber modifier for operand 1.  Remove support for
769         memory operands.
770
771 2008-03-11  Paul Brook  <paul@codesourcery.com>
772             Vladimir Prus  <vladimir@codesourcery.com>
773
774         * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
775         (arm_compute_save_reg0_reg12_mask): Always
776         check if register 11 must be saved.  Always safe hard frame pointer
777         when frame_pointer_needeed.
778         (arm_compute_save_reg_mask): Save IP and PC
779         only with apcs frames.
780         (arm_output_epilogue): Adjust Thumb2 codepath to
781         be also invoked and work for ARM non-apcs frames.
782         (arm_expand_prologue): Don't bother saving IP
783         for non-apcs frame, since it's not clobbered by
784         prologue code.  Implement non-apcs frame
785         layout.
786
787 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
788
789         PR rtl-optimization/35281
790         * expr.c (convert_move): Use a new pseudo for the intermediate
791         from_mode->word_mode result.
792
793 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
794
795         * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
796         * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
797         * toplev.c (compile_file): Don't call it.
798
799 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
800
801         PR middle-end/35526
802         * expr.c (store_expr): Call emit_block_move if the mode
803         of "temp" RTX is BLKmode.
804
805 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
806             Richard Guenther  <rguenther@suse.de>
807
808         PR tree-optimization/31358
809         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
810         the step with a NULL_TREE.
811         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
812         to sizetype if type is a pointer type.
813         (add_candidate_1): Don't convert the base and step to
814         the generic type if the orginal type is a pointer type.
815         (add_iv_value_candidates): Use sizetype for the step
816         if type is a pointer type.
817         (cand_value_at): Likewise.
818         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
819         for pointer types.
820         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
821         Don't convert the tem affine to the type.
822         (add_elt_to_tree): Use sizetype for the step if a pointer.
823         Use POINTER_PLUS_EXPR for pointers.
824         (aff_combination_to_tree): Use sizetype for the step if a
825         pointer.
826
827 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
828
829         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
830         Remove commutativity hint.
831
832 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
833
834         PR c/35438
835         PR c/35439
836         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
837         errorneous type.  Check that v is a VAR_DECL.
838
839         PR middle-end/35099
840         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
841
842 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
843
844         PR tree-optimization/35494
845         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
846         may be overriden at link and run time.
847
848 2008-03-10  Richard Guenther  <rguenther@suse.de>
849
850         PR tree-optimization/34677
851         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
852         (poolify_tree): Likewise.
853         (modify_expr_template): Likewise.
854         (poolify_modify_stmt): Likewise.
855         (insert_fake_stores): Handle all component-ref style stores
856         in addition to INDIRECT_REF.  Also handle complex types.
857         Do not poolify the inserted load.
858         (realify_fake_stores): Do not rebuild the tree but only
859         make it a SSA_NAME copy.
860         (init_pre): Remove initialzation of modify_expr_template.
861         Do not allocate modify_expr_node_pool.
862         (fini_pre): Do not free modify_expr_node_pool.
863
864 2008-03-10  Paul Brook  <paul@codesourcery.com>
865
866         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
867         to avoid conflicts.
868
869 2008-03-10  Paul Brook  <paul@codesourcery.com>
870             Mark Shinwell  <shinwell@codesourcery.com>
871
872         * config/arm/cortex-r4.md: New.
873         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
874         insn attributes.
875         * config/arm/arm.md: Include cortex-r4.md.
876         (insn): Add smmls, sdiv and udiv values.
877         (generic_sched): Don't use generic scheduling for Cortex-R4.
878         (arm_issue_rate): New function.
879         (TARGET_SCHED_ISSUE_RATE): Define.
880
881 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
882
883         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
884
885 2008-03-10  Richard Guenther  <rguenther@suse.de>
886
887         * tree-ssa-pre.c (get_sccvn_value): Simplify.
888         (compute_avail): Do not add stmt uses to AVAIL_OUT.
889
890 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
891
892         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
893         Set default to true.
894
895 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
896
897         * c.opt (Wsynth): Deprecate.
898         * doc/invoke.texi (Option Summary, Warning Options): Document
899         -Wno-format-contains-nul.
900
901 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
902
903         PR target/35496
904         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
905         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
906
907 2008-03-09  Ira Rosen  <irar@il.ibm.com>
908
909         * config/rs6000/rs6000.c (builtin_description): Rename vector
910         left shift operations.
911         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
912         (altivec_vsl<VI_char>): Rename to ...
913         (ashl<mode>3): ... new name.
914         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
915         gen_ashlv4si3.
916         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
917
918 2008-03-08  Richard Guenther  <rguenther@suse.de>
919
920         * coverage.h (tree_coverage_counter_addr): Declare.
921         * coverage.c (tree_coverage_counter_addr): New function.
922         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
923         before using again.
924         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
925         (tree_gen_one_value_profiler): Likewise.
926         (tree_gen_ic_profiler): Likewise.
927         (tree_gen_average_profiler): Likewise.
928         (tree_gen_ior_profiler): Likewise.
929
930 2008-03-08  Richard Guenther  <rguenther@suse.de>
931
932         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
933         (vn_binary_op_insert): Likewise.
934         (vn_unary_op_lookup): Likewise.
935         (vn_unary_op_insert): Likewise.
936         (vn_nary_op_lookup): Declare.
937         (vn_nary_op_insert): Likewise.
938         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
939         and binary hashes, use a single obstack for unary_op_pool
940         and binary_op_pool.
941         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
942         a single struct vn_nary_op_s.  Store tree code length and
943         a variable number of operands.
944         (struct vn_reference_op_struct): Remove unused op2.
945         (vn_reference_op_eq): Do not compare op2.
946         (vn_reference_op_compute_hash): Do not compute hash of op2.
947         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
948         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
949         with vn_nary_op_compute_hash.
950         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
951         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
952         vn_nary_op_lookup.
953         (vn_unary_op_insert, vn_binary_op_insert): Replace with
954         vn_nary_op_insert.
955         (visit_unary_op): Call nary functions.
956         (visit_binary_op): Likewise.
957         (process_scc): Adjust for struct vn_tables_s changes.
958         (allocate_vn_table): Likewise.
959         (free_vn_table): Likewise.
960         * tree-vn.c (vn_add): Call nary functions.
961         (vn_lookup): Likewise.
962
963 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
964
965         PR target/35498
966         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
967         wdst back after sync_compare_and_swapqhi_internal.
968
969 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
970
971         PR target/22152
972         * config/i386/i386-modes.def (V1DI): New vector mode.
973         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
974         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
975         (MMXMODE248): Ditto.
976         (MMXMODE): Add V1DI mode.
977         (mmxvecsize): Change DI mode to V1DI mode.
978         ("mov<mode>): Use MMXMODEI8 mode iterator.
979         ("*mov<mode>_internal_rex64"): Ditto.
980         ("*mov<mode>_internal"): Ditto.
981         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
982         ("mmx_sub<mode>3"): Ditto.
983         ("mmx_adddi3"): Remove insn pattern.
984         ("mmx_subdi3"): Ditto.
985         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
986         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
987         ("mmx_ashl<mode>3"): Ditto.
988         ("mmx_lshrdi3"): Remove insn pattern.
989         ("mmx_ashldi3"): Ditto.
990         * config/i386/i386.c (classify_argument): Handle V1DImode.
991         (function_arg_advance_32): Ditto.
992         (function_arg_32): Ditto.
993         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
994         mmx_addv1di3 insn pattern.
995         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
996         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
997         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
998         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
999         Remove definitions of built-in functions.
1000         (V1DI_type_node): New node.
1001         (v1di_ftype_v1di_int): Ditto.
1002         (v1di_ftype_v1di_v1di): Ditto.
1003         (v2si_ftype_v2si_si): Ditto.
1004         (v4hi_ftype_v4hi_di): Remove node.
1005         (v2si_ftype_v2si_di): Ditto.
1006         (ix86_init_mmx_sse_builtins): Handle V1DImode.
1007         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1008         Redefine builtins using def_builtin_const with *_ftype_*_int node.
1009         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1010         Add new builtins using def_builtin_const.
1011         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1012         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1013         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1014         * config/i386/mmintrin.h (__v1di): New typedef.
1015         (_mm_add_si64): Cast arguments to __v1di type.
1016         (_mm_sub_si64): Ditto.
1017         (_mm_sll_pi16): Cast __count to __v4hi type.
1018         (_mm_sll_pi32): Cast __count to __v2si type.
1019         (_mm_sll_si64): Cast arguments to __v1di type.
1020         (_mm_srl_pi16): Cast __count to __v4hi type.
1021         (_mm_srl_pi32): Cast __count to __v2si type.
1022         (_mm_srl_si64): Cast arguments to __v1di type.
1023         (_mm_sra_pi16): Cast __count to __v4hi type.
1024         (_mm_sra_pi32): Cast __count to __v2si type.
1025         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1026         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1027         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1028         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1029         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1030         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1031         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1032         (_mm_srai_pi32): Use __builtin_ia32_psradi.
1033         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1034         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1035         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1036         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1037
1038 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
1039
1040         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1041
1042 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
1043
1044         PR target/35373
1045         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1046         reg+const addressing for Altivec modes.  Don't generate reg+reg
1047         addressing for TFmode or TDmode quantities.
1048
1049 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
1050
1051         * c-common.c (vector_types_convertible_p): Call langhook
1052         instead of comptypes.
1053
1054 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1055
1056         PR tree-opt/35402
1057         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1058         integral and scalar float variables which have a
1059         NULL DECL_INITIAL.
1060
1061 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
1062
1063         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1064         dwarf_register_span hook when emitting unwind information for
1065         register-to-memory saves.
1066         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1067         (rs6000_frame_related): Remove call to spe_synthesize_frame.
1068
1069 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
1070
1071         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1072         for the same VAR_DECL.
1073
1074 2008-03-06  Tom Tromey  <tromey@redhat.com>
1075
1076         * treelang: Delete.
1077         * doc/standards.texi (Standards): Don't mention treelang.
1078         * doc/invoke.texi (Overall Options): Don't mention treelang.
1079         * doc/install.texi (Prerequisites): Don't mention bison or
1080         treelang.
1081         (Configuration): Don't mention treelang.
1082         (Building): Likewise.
1083         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1084
1085 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
1086
1087         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1088         word-extractions out of a multi-word object.
1089
1090 2008-03-06  Richard Guenther  <rguenther@suse.de>
1091
1092         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1093         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1094         result type and precision.
1095         * expr.c (get_inner_reference): Set unsignedp based on the result
1096         type of BIT_FIELD_REF.
1097         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1098         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1099         (try_instantiate_multiple_fields): Likewise.  Use the correct type
1100         for BIT_FIELD_REF.
1101         (sra_build_assignment): Likewise.
1102         (sra_build_elt_assignment): Likewise.
1103         (sra_explode_bitfield_assignment): Likewise.
1104         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1105         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1106         set BIT_FIELD_REF_UNSIGNED.
1107         (vectorizable_load): Likewise.
1108
1109 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
1110
1111         * cse.c (cse_extended_basic_block): Invalidate artificial defs
1112         at bb start.
1113
1114 2008-03-06  Richard Guenther  <rguenther@suse.de>
1115
1116         * alias.c (struct alias_set_entry): Move has_zero_child field
1117         to pack with alias_set.
1118
1119 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
1120
1121         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1122         32bit host.
1123
1124 2008-03-05  Ian Lance Taylor  <iant@google.com>
1125
1126         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1127
1128 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
1129
1130         * fwprop.c (update_df): Support width and offset parameters of
1131         df_ref_create.
1132         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1133         global_conflicts): Change DF_REF_EXTRACT to either
1134         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1135         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1136         * df-scan.c (df_ref_record, df_defs_record,
1137         df_ref_create_structure, df_def_record_1, df_uses_record,
1138         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1139         df_bb_refs_collect, df_entry_block_defs_collect,
1140         df_exit_block_uses_collect): Support new width and offset fields.
1141         (ref_extract_pool): New storage pool.
1142         (df_free_ref): New function.
1143         (df_reg_chain_unlink, df_free_collection_rec,
1144         df_sort_and_compress_refs): Call df_free_ref.
1145         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1146         of df_ref_extract.
1147         (df_ref_create_structure): Allocate df_ref_extract if offset and
1148         width fields are used.
1149         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1150         (df_uses_record): Get offset and width from ZERO_EXTRACT 
1151         and SIGN_EXTRACT.
1152         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1153         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1154         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1155         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1156         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1157         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1158         (df_ref_extract): New structure.
1159         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1160         (df_ref_create): Add width and offset parameters.
1161         
1162 2008-03-05  Richard Guenther  <rguenther@suse.de>
1163
1164         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1165         Use ranges_overlap_p.
1166         (offset_overlaps_with_access): Rename
1167         to ranges_overlap_p and move ...
1168         * tree-flow-inline.h (ranges_overlap_p): ... here.
1169
1170         * tree.h (get_inner_reference, handled_component_p): Update
1171         comments.
1172
1173         * tree.h (record_component_aliases, get_alias_set,
1174         alias_sets_conflict_p, alias_sets_must_conflict_p,
1175         objects_must_conflict_p): Move declarations ...
1176         * alias.h (record_component_aliases, get_alias_set,
1177         alias_sets_conflict_p, alias_sets_must_conflict_p,
1178         objects_must_conflict_p): ... here.
1179         Include coretypes.h.
1180         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1181
1182 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
1183
1184         * cfg.c: Include tree-flow.h.
1185         (remove_edge_raw): Call redirect_edge_var_map_clear.
1186         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1187         * tree-flow-inline.h (redirect_edge_var_map_def): New.
1188         (redirect_edge_var_map_result): New.
1189         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1190         PENDING_STMT use with redirect_edge_var_map_*.
1191         * tree-ssa.c (edge_var_maps): New definition.
1192         (redirect_edge_var_map_add): New.
1193         (redirect_edge_var_map_clear): New.
1194         (redirect_edge_var_map_dup): New.
1195         (redirect_edge_var_map_vector): New.
1196         (redirect_edge_var_map_destroy): New.
1197         (ssa_redirect_edge): Replace PENDING_STMT use with
1198         redirect_edge_var_map_*.
1199         (flush_pending_stmts): Same.
1200         (delete_tree_ssa): Destroy edge var map.
1201         * tree-flow.h (struct _edge_var_map): New.
1202         Define edge_var_map vector type.
1203         Declare redirect_edge_var_map_* prototypes.
1204         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1205         * tree-cfg.c (reinstall_phi_args): Replace
1206         PENDING_STMT use with redirect_edge_var_map_*.
1207
1208 2008-03-05  Richard Guenther  <rguenther@suse.de>
1209
1210         PR tree-optimization/35472
1211         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1212         whose single use_stmt has a overlapping set of loaded and
1213         stored symbols as that use_stmt might be a noop assignment then.
1214
1215 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
1216
1217         * gthr-rtems.h: Implement __gthread_mutex_destroy.
1218
1219 2008-03-05  Richard Guenther  <rguenther@suse.de>
1220
1221         PR c++/35336
1222         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1223         should be constants.
1224         * tree-cfg.c (verify_expr): Verify it.
1225         * fold-const.c (fold_truthop): Remove code generating
1226         BIT_FIELD_REFs of structure bases.
1227         (fold_binary): Likewise.
1228         (fold_ternary): Position and size of BIT_FIELD_REFs are
1229         always host integers.
1230         (make_bit_field_ref): Remove.
1231         (optimize_bit_field_compare): Remove.
1232         (all_ones_mask_p): Remove.
1233
1234 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
1235
1236         PR gcc/33009
1237         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1238         (split_block_and_df_analyze): New. Split basic block and rebuild
1239         dataflow.
1240         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1241         SPLIT_BLOCK.
1242         (split_pattern_seq): Likewise.
1243         (erase_matching_seqs): Likewise.
1244         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1245
1246 2008-03-04  Geoff Keating  <geoffk@apple.com>
1247
1248         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1249         declaration and code.
1250         (tree_invalid_nonnegative_warnv_p): Likewise.
1251
1252 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1253
1254         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1255         examples.  Truncate option-names then causing overfull hbox.
1256
1257 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1258
1259         PR target/35222
1260         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1261         on hpux10.
1262         * configure: Rebuilt.
1263
1264 2008-03-04  Rafael Espindola  <espindola@google.com>
1265
1266         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1267         (tree_unary_nonnegative_warnv_p): New.
1268         (tree_binary_nonnegative_warnv_p): New.
1269         (tree_single_nonnegative_warnv_p): New.
1270         (tree_invalid_nonnegative_warnv_p): New.
1271         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1272
1273 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1274
1275         PR 28322
1276         * opts.c (handle_option): Postpone 'unknown option' errors only for
1277         warning options.
1278
1279 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
1280
1281         PR target/35453
1282         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1283         (_SIDD_XXX): This.
1284
1285 2008-03-04  Rafael Espindola  <espindola@google.com>
1286
1287         * fold-const.c (tree_unary_nonzero_warnv_p): New.
1288         (tree_binary_nonzero_warnv_p): New.
1289         (tree_single_nonzero_warnv_p): New.
1290         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1291
1292 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
1293
1294         PR middle-end/35456
1295         * fold-const.c (fold_cond_expr_with_comparison): Prevent
1296         transformations for modes that have signed zeros.
1297         * ifcvt.c (noce_try_abs): Ditto.
1298
1299 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
1300
1301         * config/i386/i386.c (override_options): Force
1302         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1303
1304 2008-03-04  Jan Hubicka  <jh@suse.cz>
1305
1306         PR c++/35262
1307         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1308         in last commit.
1309
1310 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1311
1312         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
1313         label to probe the stack.
1314
1315 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1316
1317         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1318         (__gthr_win32_mutex_destroy): Declare.
1319         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1320         __gthr_win32_mutex_destroy.
1321         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
1322
1323 2008-03-03  Jan Hubicka  <jh@suse.cz>
1324
1325         PR c++/35262
1326         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1327         aggressive on inlining cold calls.
1328
1329 2008-03-03  Richard Guenther  <rguenther@suse.de>
1330
1331         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1332         struct copies into the expression table.
1333         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1334         (try_to_simplify): Likewise.
1335         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1336         integral and pointer arguments which do not change the
1337         precision to NOP_EXPRs.
1338         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1339         VIEW_CONVERT_EXPR case.
1340
1341 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
1342
1343         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1344         defined in a loop at depth 0 is invariant.
1345         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1346         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1347         be called at loop depth 0.
1348
1349 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
1350
1351         PR driver/35420
1352         * gcc.c (process_command): Update copyright notice dates.
1353         * gcov.c (print_version): Likewise.
1354         * gcov-dump.c (print_version): Likewise.
1355         * mips-tfile.c (main): Likewise.
1356         * mips-tdump.c (main): Likewise.
1357
1358 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1359
1360         PR 24924
1361         * c-common.c (flag_permissive): Delete.
1362         (constant_expression_warnings): Check flags first.
1363         (constant_expression_error): New.
1364         * c-common.h (flag_permissive): Delete.
1365         (constant_expression_error): Declare.
1366         * flags.h (flag_permissive): Declare. Update description.
1367         * diagnostic.c (pedwarn): Update.
1368         (permerror): New.
1369         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1370         (permissive_error_kind): New.
1371         * toplev.c (flag_permissive): Define. Update description.
1372         * toplev.h (permissive_error_kind): Declare.
1373         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1374         (pedwarn_c90): Use pedantic_warning_kind.
1375         * c-opts.c (c_common_post_options): flag_permissive does not affect
1376         flag_pedantic_errors.
1377
1378 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
1379
1380         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1381         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1382         __absvsi2, __absvDI2): Use unsigned arithmetic.
1383
1384 2008-03-02  Andi Kleen  <ak@suse.de>
1385             Richard Guenther  <rguenther@suse.de>
1386
1387         * struct-equiv.c: Remove file.
1388         * cfg_cleanup.c (condjump_equiv_p): Remove.
1389         * Makefile.in (OBJS-common): Remove struct-equiv.o.
1390         (struct-equiv.o): Remove rule.
1391         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1392         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
1393         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1394
1395 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1396
1397         * ifcvt.c (noce_process_if_block): Try to handle only the then
1398         block if the else block exists but isn't suitable.
1399
1400 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1401
1402         PR gcc/35063
1403         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1404         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1405         regression from previous patch.
1406
1407 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1408
1409         PR gcc/35063
1410         * gthr.h: Add __gthread_mutex_destroy as a function that must be
1411         implemented.
1412         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1413         * gthr-single.h (__gthread_mutex_destroy): Likewise.
1414         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1415         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1416         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1417         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1418         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1419         (__gthread_mutex_destroy_function): Rename to
1420         __gthread_mutex_destroy.
1421         * gthr-dce.h (__gthread_mutex_destroy): Call
1422         pthread_mutex_destroy.
1423         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1424         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1425         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1426
1427 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1428
1429         * df-scan.c (df_ref_chain_change_bb): Simplify.
1430         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
1431         set_block_for_insn if there's any change.
1432         * df.h ((df_insn_change_bb): Fix prototype.
1433         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1434         df_insn_change_bb, don't call set_block_for_insn.
1435         * emit-rtl.c (reorder_insns): Likewise.
1436         * haifa-sched.c (move_insn): Likewise.
1437
1438 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1439
1440         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1441
1442 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1443
1444         * tree-flow-inline.h (next_readonly_imm_use): Return
1445         NULL_USE_OPERAND_P after the end.
1446
1447 2008-03-01  Richard Guenther  <rguenther@suse.de>
1448
1449         PR tree-optimization/35411
1450         * tree-sra.c (sra_build_assignment): Split conversion to
1451         final type to a separate statement if we are not assigning
1452         to a register.
1453
1454 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1455
1456         * fold-const.c (fold_convertible_p): Correct the logic to follow
1457         that in fold_convert().
1458
1459 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
1460
1461         PR c++/35315
1462         * tree-inline.c (build_duplicate_type): When we make a
1463         duplicate type, make it unique in the canonical types system.
1464
1465 2008-02-29  Tom Tromey  <tromey@redhat.com>
1466
1467         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1468         input_file_stack_history, input_file_stack_restored): Remove.
1469         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1470         * input.h (struct file_stack): Remove.
1471         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1472         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1473         Likewise.
1474         * diagnostic.h (struct diagnostic_context) <last_module>: Change
1475         type.
1476         (diagnostic_last_module_changed): Add 'map' argument.
1477         (diagnostic_set_last_function): Likewise.
1478         * diagnostic.c (undiagnostic_report_current_module): Iterate using
1479         line map, not input_file_stack.
1480         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1481
1482 2008-02-29  Paul Brook  <paul@codesourcery.com>
1483
1484         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1485
1486 2008-02-29  Paul Brook  <paul@codesourcery.com>
1487
1488         * config/arm/ieee754-df.S (muldf3): Use RET macros.
1489
1490 2008-02-29  Richard Guenther  <rguenther@suse.de>
1491
1492         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1493         vn_lookup_or_add.
1494         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1495         value for comparing for a store match.
1496         (simplify_unary_expression): Do nothing for SSA_NAMEs.
1497         (try_to_simplify): Do not do a full-blown reference lookup.
1498
1499 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1500
1501         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1502         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1503
1504         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1505
1506 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
1507
1508         * tree-loop-linear.c (try_interchange_loops): Compare memory access
1509         strides against cache sizes.
1510
1511 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1512
1513         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1514         constant to fpul.
1515
1516 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
1517
1518         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1519         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1520         is smaller than the original promoted value.
1521         (simplify_subreg): If OP is a SUBREG, try to preserve its
1522         SUBREG_PROMOTED_VAR_P information.
1523
1524 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
1525
1526         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1527         (VN_INFO_GET): Allocate new objects on the obstack.
1528         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
1529         for rpo_numbers_temp, for consistency.
1530         (free_scc_vn): Free the obstack.
1531
1532 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
1533
1534         * doc/invoke.texi: Document -ftree-loop-distribution.
1535         * tree-loop-distribution.c: New.
1536         * tree-pass.h (pass_loop_distribution): New.
1537         * graphds.h (struct graph): Add htab_t indices.
1538         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1539         * tree-vectorizer.c (rename_variables_in_loop): Extern.
1540         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1541         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1542         * tree-data-ref.c (debug_data_dependence_relations): New.
1543         (dump_data_dependence_relation): Also print data references.
1544         (free_data_ref): Extern.
1545         (same_access_functions): Moved...
1546         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1547         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1548         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1549         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1550         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1551         (stmts_from_loop): Skip LABEL_EXPR.
1552         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1553         New.
1554         (build_rdg): Initialize rdg->indices htab.
1555         (free_rdg, stores_from_loop, ref_base_address,
1556         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1557         have_similar_memory_accesses_1, ref_base_address_1,
1558         remove_similar_memory_refs): New.
1559         * tree-data-ref.h: Depend on tree-chrec.h.
1560         (debug_data_dependence_relations, free_data_ref): Declared.
1561         (same_access_functions): ... here.
1562         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1563         New.
1564         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1565         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1566         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1567         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1568         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1569         rdg_vertex_for_stmt): Declared.
1570         (struct rdg_edge): Add level.
1571         (RDGE_LEVEL): New.
1572         (free_rdg, stores_from_loop, remove_similar_memory_refs,
1573         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1574         Declared.
1575         (rdg_has_similar_memory_accesses): New.
1576         * tree-vect-analyze.c: Remove unused static decls.
1577         * lambda.h (dependence_level): New.
1578         * common.opt (ftree-loop-distribution): New.
1579         * tree-flow.h (mark_virtual_ops_in_bb, 
1580         slpeel_tree_duplicate_loop_to_edge_cfg,
1581         rename_variables_in_loop): Declared.
1582         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1583         (OBJS-common): Add tree-loop-distribution.o.
1584         (tree-loop-distribution.o): New rule.
1585         * tree-cfg.c (mark_virtual_ops_in_bb): New.
1586         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1587         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1588
1589 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
1590
1591         PR target/33963
1592         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1593         other than structures and unions.
1594
1595 2008-02-28  Richard Guenther  <rguenther@suse.de>
1596
1597         Revert:
1598         2008-02-26  Richard Guenther  <rguenther@suse.de>
1599
1600         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1601         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1602         (lookup_decl_from_uid): Declare.
1603         (remove_decl_from_map): Likewise.
1604         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1605         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1606         (decl_for_uid_map): New global hashtable mapping DECL_UID
1607         to the decl tree.
1608         (init_ttree): Allocate it.
1609         (insert_decl_to_uid_decl_map): New helper function.
1610         (make_node_stat): Insert new decls into the map.
1611         (copy_node_stat): Likewise.
1612         (lookup_decl_from_uid): New function.
1613         (remove_decl_from_map): Likewise.
1614         (print_decl_for_uid_map_statistics): New helper.
1615         (dump_tree_statistics): Call it.
1616
1617         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1618         (referenced_var_iterator): Adjust.
1619         (FOR_EACH_REFERENCED_VAR): Adjust.
1620         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1621         (num_referenced_vars): Adjust.
1622         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1623         (first_referenced_var): Remove.
1624         (end_referenced_vars_p): Likewise.
1625         (next_referenced_var): Likewise.
1626         (referenced_var_iterator_set): New helper function.
1627         * tree-dfa.c (referenced_var_lookup): Adjust.
1628         (referenced_var_check_and_insert): Likewise.
1629         (remove_referenced_var): Likewise.
1630         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1631         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1632         (verify_call_clobbering): Likewise.
1633         (verify_memory_partitions): Likewise.
1634         (init_tree_ssa): Allocate bitmap instead of hashtable for
1635         referenced_vars.
1636         (delete_tree_ssa): Adjust.
1637         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1638         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1639         (compute_tag_properties): Likewise.
1640         (set_initial_properties): Likewise.
1641         (find_partition_for): Likewise.
1642         (update_reference_counts): Likewise.
1643         (dump_may_aliases_for): Likewise.
1644         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1645         (add_call_clobber_ops): Likewise.
1646         (add_call_read_ops): Likewise.
1647         (get_asm_expr_operands): Likewise.
1648         * tree-into-ssa.c (dump_decl_set): Likewise.
1649         (update_ssa): Likewise.
1650         * tree-sra.c (scan_function): Likewise.
1651         (decide_instantiations): Likewise.
1652         (scalarize_parms): Likewise.
1653         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1654         (dsa_named_for): Likewise.
1655         * tree-ssa-structalias.c (update_alias_info): Likewise.
1656         (merge_smts_into): Likewise.
1657
1658 2008-02-27  David Daney  <ddaney@avtrex.com>
1659
1660         PR target/34409
1661         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1662         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1663         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1664         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1665         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1666
1667 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
1668
1669         PR target/25477
1670         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1671         (BUILT_IN_NEXTTOWARD): Remove.
1672         (BUILT_IN_NEXTTOWARDF): Ditto.
1673         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1674         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
1675
1676 2008-02-27  Tom Tromey  <tromey@redhat.com>
1677
1678         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1679         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1680
1681 2008-02-27  Jan Beulich  <jbeulich@novell.com>
1682
1683         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1684         update the respective field on newdecl.
1685
1686 2008-02-27  Revital Eres  <eres@il.ibm.com>
1687
1688         PR rtl-optimization/34999
1689         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1690         crossing edges that ends with a call insn.
1691         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1692         call insn and clear the EDGE_CROSSING flag of the crossing edge
1693         when fixing fallthru edges.
1694
1695 2008-02-27  Richard Guenther  <rguenther@suse.de>
1696
1697         PR middle-end/35390
1698         * fold-const.c (fold_unary): Return the correct argument,
1699         converted to the result type.
1700
1701 2008-02-27  Richard Guenther  <rguenther@suse.de>
1702
1703         PR middle-end/34971
1704         * expr.c (expand_expr_real_1): Assert on rotates that operate
1705         on partial modes.
1706         * fold-const.c (fold_binary): Use the types precision, not the
1707         bitsize of the mode if folding rotate expressions.  Build rotates
1708         only for full modes.
1709
1710 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
1711
1712         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1713         and CPP_PRAGMA_EOL.
1714         * c-pragma.c (pragma_ns_name): New typedef.
1715         (registered_pp_pragmas): New variable.
1716         (c_pp_lookup_pragma): New function.
1717         (c_register_pragma_1): If flag_preprocess_only, do nothing
1718         for non-expanded pragmas, for expanded ones push pragma's
1719         namespace and name into registered_pp_pragmas vector.
1720         (c_invoke_pragma_handler): Register OpenMP pragmas even when
1721         flag_preprocess_only, don't register GCC pch_preprocess
1722         pragma if flag_preprocess_only.
1723         * c-opts.c (c_common_init): Call init_pragma even if
1724         flag_preprocess_only.
1725         * c-pragma.c (c_pp_lookup_pragma): New prototype.
1726         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1727         cpp_register_pragma if flag_preprocess_only.
1728
1729 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1730
1731         PR c/28800
1732         * c-parser.c (c_parser_translation_unit): Warn for empty
1733         translation unit, not empty source file.
1734
1735 2008-02-26  Paul Brook  <paul@codesourcery.com>
1736
1737         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1738         operand for Thumb-2.
1739         * config/arm/arm.h (reg_class): Add CORE_REGS.
1740         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1741         (BASE_REG_CLASS): Use CORE_REGS.
1742         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1743         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1744         (REGNO_OK_FOR_INDEX_P): Exclude SP.
1745         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
1746         ARM_REGNO_OK_FOR_INDEX_P.
1747         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1748         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1749         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1750         (ldm/stm peepholes): Ditto.
1751         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1752         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1753         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1754         * config/arm/constraints.md: Enable "k" constraint on ARM.
1755
1756 2008-02-27  Ben Elliston  <bje@au.ibm.com>
1757
1758         * config/rs6000/rs6000.c: Annotate cache line size field in all
1759         instances of struct processor_costs.
1760
1761 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
1762
1763         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1764         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1765         jump_bypass): New counters.
1766         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1767         * dce.c (gate_ud_dce): Same.
1768         (gate_fast_dce): Same.
1769         * dse.c (gate_dse1): New function.
1770         (gate_dse2): New function.
1771         (gate_dse): Merge results of new gate functions.
1772         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1773         (gate_handle_jump_bypass): Add dbg_cnt.
1774         (gate_handle_gcse): Add dbg_cnt.
1775         * ifcvt.c (gate_handle_if_conversion): Same.
1776         (gate_handle_if_after_combine): Same.
1777         (gate_handle_if_after_reload): Same.
1778         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1779
1780 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
1781
1782         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1783         line sizes.
1784         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1785
1786 2008-02-26  Jason Merrill  <jason@redhat.com>
1787
1788         PR c++/35315
1789         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
1790         alone if it's the naming decl for the type's main variant.
1791
1792 2008-02-26  Tom Tromey  <tromey@redhat.com>
1793
1794         * system.h (USE_MAPPED_LOCATION): Poison.
1795         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1796         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1797         (make_goto_expr_edges): Likewise.
1798         (remove_bb): Likewise.
1799         (execute_warn_function_return): Likewise.
1800         * basic-block.h (struct edge_def) <goto_locus>: Change type to
1801         location_t.
1802         * c-common.c (fname_decl): Remove old location code.
1803         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1804         location code.
1805         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1806         variant.
1807         (ASM_INPUT_SOURCE_LOCATION): Likewise.
1808         (gen_rtx_ASM_INPUT): Likewise.
1809         (gen_rtx_ASM_INPUT_loc): Likewise.
1810         (get_rtx_asm_OPERANDS): Remove.
1811         * cfglayout.c (insn_locators_alloc): Remove old location code.
1812         (set_curr_insn_source_location): Likewise.
1813         (curr_insn_locator): Likewise.
1814         * print-tree.c (print_node): Remove old location code.
1815         * tree-mudflap.c (mf_varname_tree): Remove old location code.
1816         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1817         * cfgexpand.c (expand_gimple_cond_expr): Don't use
1818         location_from_locus.
1819         (construct_exit_block): Remove old location code.
1820         * emit-rtl.c (force_next_line_note): Remove old location code.
1821         * profile.c (branch_prob): Remove old location code.
1822         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1823         LOC_LINE): Remove old-location variants.
1824         * langhooks.c (lhd_print_error_function): Remove old location
1825         code.
1826         * configure, config.in: Rebuilt.
1827         * configure.ac (--enable-mapped-location): Remove.
1828         * c-decl.c (c_init_decl_processing): Remove old location code.
1829         (finish_function): Likewise.
1830         * recog.c (decode_asm_operands): Remove old location code.
1831         * c-pch.c (c_common_read_pch): Remove old location code.
1832         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1833         variants.
1834         * gimple-low.c (lower_function_body): Remove old location code.
1835         * toplev.c (unknown_location): Remove.
1836         (push_srcloc): Remove old-location variant.
1837         (process_options): Remove old location code.
1838         (lang_dependent_init): Likewise.
1839         * input.h (UNKNOWN_LOCATION): Move definition.
1840         (location_t): Undeprecate.
1841         (source_locus): Remove.
1842         (location_from_locus): Remove.
1843         (struct location_s): Remove.
1844         Remove all old-location code.
1845         (input_line, input_filename): Remove.
1846         * final.c (final_scan_insn): Remove old location code.
1847         * diagnostic.c (diagnostic_build_prefix): Remove
1848         USE_MAPPED_LOCATION test.
1849         * tree.h (gimple_stmt) <locus>: Now a location_t.
1850         (tree_exp) <locus>: Likewise.
1851         (DECL_IS_BUILTIN): Remove old-location variant.
1852         (annotate_with_file_line, annotate_with_locus): Likewise.
1853         (expr_locus, set_expr_locus): Update.
1854         * tree.c (build1_stat): Remove old location code.
1855         (last_annotated_node): Remove.
1856         (annotate_with_file_line): Remove old-location variant.
1857         (annotate_with_locus): Likewise.
1858         (expr_location): Remove old location code.
1859         (set_expr_location): Likewise.
1860         (expr_has_location): Likewise.
1861         (expr_locus): Likewise.
1862         (set_expr_locus): Likewise.
1863         (expr_filename): Don't use location_from_locus.
1864         (expr_lineno): Likewise.
1865         * rtl-error.c (location_for_asm): Remove old location code.
1866         * c-lex.c (cb_line_change): Remove old location code.
1867         (fe_file_change): Likewise.
1868         (cb_def_pragma): Likewise.
1869         (c_lex_with_flags): Likewise.
1870         * gengtype.c (do_typedef): Don't special-case location types.
1871         (define_location_structures): Remove.
1872         (main): Don't call define_location_structures.
1873         * tree-pretty-print.c (dump_implicit_edges): Remove old location
1874         code.
1875
1876 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1877
1878         PR 26264
1879         * builtins.def (BUILT_IN_STDARG_START): Remove.
1880         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1881         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1882         * tree-inline.c (inline_forbidden_p_1): Likewise.
1883         
1884 2008-02-26  Richard Guenther  <rguenther@suse.de>
1885
1886         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1887         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1888         (lookup_decl_from_uid): Declare.
1889         (remove_decl_from_map): Likewise.
1890         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1891         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1892         (decl_for_uid_map): New global hashtable mapping DECL_UID
1893         to the decl tree.
1894         (init_ttree): Allocate it.
1895         (insert_decl_to_uid_decl_map): New helper function.
1896         (make_node_stat): Insert new decls into the map.
1897         (copy_node_stat): Likewise.
1898         (lookup_decl_from_uid): New function.
1899         (remove_decl_from_map): Likewise.
1900         (print_decl_for_uid_map_statistics): New helper.
1901         (dump_tree_statistics): Call it.
1902
1903         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1904         (referenced_var_iterator): Adjust.
1905         (FOR_EACH_REFERENCED_VAR): Adjust.
1906         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1907         (num_referenced_vars): Adjust.
1908         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1909         (first_referenced_var): Remove.
1910         (end_referenced_vars_p): Likewise.
1911         (next_referenced_var): Likewise.
1912         (referenced_var_iterator_set): New helper function.
1913         * tree-dfa.c (referenced_var_lookup): Adjust.
1914         (referenced_var_check_and_insert): Likewise.
1915         (remove_referenced_var): Likewise.
1916         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1917         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1918         (verify_call_clobbering): Likewise.
1919         (verify_memory_partitions): Likewise.
1920         (init_tree_ssa): Allocate bitmap instead of hashtable for
1921         referenced_vars.
1922         (delete_tree_ssa): Adjust.
1923         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1924         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1925         (compute_tag_properties): Likewise.
1926         (set_initial_properties): Likewise.
1927         (find_partition_for): Likewise.
1928         (update_reference_counts): Likewise.
1929         (dump_may_aliases_for): Likewise.
1930         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1931         (add_call_clobber_ops): Likewise.
1932         (add_call_read_ops): Likewise.
1933         (get_asm_expr_operands): Likewise.
1934         * tree-into-ssa.c (dump_decl_set): Likewise.
1935         (update_ssa): Likewise.
1936         * tree-sra.c (scan_function): Likewise.
1937         (decide_instantiations): Likewise.
1938         (scalarize_parms): Likewise.
1939         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1940         (dsa_named_for): Likewise.
1941         * tree-ssa-structalias.c (update_alias_info): Likewise.
1942         (merge_smts_into): Likewise.
1943
1944 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1945
1946         PR 34351
1947         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1948         * c-opts.c (c_common_handle_option): Wall enables
1949         Wvolatile-register-var.
1950         * common.opt: Move Wvolatile-register-var to...
1951         * c.opt: ...here.
1952         
1953 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1954
1955         * common.opt (Wlarger-than=): New.
1956         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1957         -Wlarger-than=.
1958         * opts.c (common_handle_option): Handle -Wlarger-than=.
1959         * optc-gen.awk: Likewise.
1960         * opth-gen.awk: Likewise.
1961         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1962         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1963         
1964 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1965
1966         * c-common.c (match_case_to_enum_1): Add appropriate
1967         OPT_W* parameter to warning.
1968         (c_do_switch_warnings): Likewise.
1969         * c-typeck.c (warning_init): Add one more parameter following
1970         'warning' function.
1971         (push_init_level): Update call to warning_init.
1972         (pop_init_level): Likewise.
1973         (add_pending_init): Likewise.
1974         (output_init_element: Likewise.
1975
1976 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1977
1978         PR 28322
1979         * toplev.c (toplev_main): If there are warnings or error, print
1980         errors for ignored options.
1981         * opts.c (ignored_options): New static variable.
1982         (postpone_unknown_option_error): New.
1983         (print_ignored_options): New.
1984         (handle_option): Postpone errors for unknown -Wno-* options.
1985         * opts.h (print_ignored_options): Declare.
1986         
1987 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1988
1989         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1990         to "ghost".
1991
1992 2008-02-25  Richard Guenther  <rguenther@suse.de>
1993
1994         Revert:
1995         2008-02-25  Richard Guenther  <rguenther@suse.de>
1996
1997         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1998         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1999         (lookup_decl_from_uid): Declare.
2000         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2001         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2002         (decl_for_uid_map): New global hashtable mapping DECL_UID
2003         to the decl tree.
2004         (init_ttree): Allocate it.
2005         (insert_decl_to_uid_decl_map): New helper function.
2006         (make_node_stat): Insert new decls into the map.
2007         (copy_node_stat): Likewise.
2008         (lookup_decl_from_uid): New function.
2009         (print_decl_for_uid_map_statistics): New helper.
2010         (dump_tree_statistics): Call it.
2011
2012         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2013         (referenced_var_iterator): Adjust.
2014         (FOR_EACH_REFERENCED_VAR): Adjust.
2015         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2016         (num_referenced_vars): Adjust.
2017         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2018         (first_referenced_var): Remove.
2019         (end_referenced_vars_p): Likewise.
2020         (next_referenced_var): Likewise.
2021         (referenced_var_iterator_set): New helper function.
2022         * tree-dfa.c (referenced_var_lookup): Adjust.
2023         (referenced_var_check_and_insert): Likewise.
2024         (remove_referenced_var): Likewise.
2025         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2026         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2027         (verify_call_clobbering): Likewise.
2028         (verify_memory_partitions): Likewise.
2029         (init_tree_ssa): Allocate bitmap instead of hashtable for
2030         referenced_vars.
2031         (delete_tree_ssa): Adjust.
2032         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2033         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2034         (compute_tag_properties): Likewise.
2035         (set_initial_properties): Likewise.
2036         (find_partition_for): Likewise.
2037         (update_reference_counts): Likewise.
2038         (dump_may_aliases_for): Likewise.
2039         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2040         (add_call_clobber_ops): Likewise.
2041         (add_call_read_ops): Likewise.
2042         (get_asm_expr_operands): Likewise.
2043         * tree-into-ssa.c (dump_decl_set): Likewise.
2044         (update_ssa): Likewise.
2045         * tree-sra.c (scan_function): Likewise.
2046         (decide_instantiations): Likewise.
2047         (scalarize_parms): Likewise.
2048         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2049         (dsa_named_for): Likewise.
2050         * tree-ssa-structalias.c (update_alias_info): Likewise.
2051         (merge_smts_into): Likewise.
2052
2053 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2054
2055         PR fortran/29549
2056         * doc/invoke.texi (-fcx-limited-range): Document new option.
2057         * toplev.c (process_options): Handle -fcx-fortran-rules.
2058         * common.opt: Add documentation for -fcx-fortran-rules.
2059
2060 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2061
2062         PR c/35162
2063         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2064         actual behaviour and C99.
2065         
2066 2008-02-26  Ben Elliston  <bje@au.ibm.com>
2067
2068         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2069         (ASM_CPU_POWER6_SPEC): Likewise.
2070         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2071         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2072         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2073
2074 2008-02-25  Richard Guenther  <rguenther@suse.de>
2075
2076         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2077         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2078         (lookup_decl_from_uid): Declare.
2079         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2080         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2081         (decl_for_uid_map): New global hashtable mapping DECL_UID
2082         to the decl tree.
2083         (init_ttree): Allocate it.
2084         (insert_decl_to_uid_decl_map): New helper function.
2085         (make_node_stat): Insert new decls into the map.
2086         (copy_node_stat): Likewise.
2087         (lookup_decl_from_uid): New function.
2088         (print_decl_for_uid_map_statistics): New helper.
2089         (dump_tree_statistics): Call it.
2090
2091         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2092         (referenced_var_iterator): Adjust.
2093         (FOR_EACH_REFERENCED_VAR): Adjust.
2094         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2095         (num_referenced_vars): Adjust.
2096         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2097         (first_referenced_var): Remove.
2098         (end_referenced_vars_p): Likewise.
2099         (next_referenced_var): Likewise.
2100         (referenced_var_iterator_set): New helper function.
2101         * tree-dfa.c (referenced_var_lookup): Adjust.
2102         (referenced_var_check_and_insert): Likewise.
2103         (remove_referenced_var): Likewise.
2104         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2105         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2106         (verify_call_clobbering): Likewise.
2107         (verify_memory_partitions): Likewise.
2108         (init_tree_ssa): Allocate bitmap instead of hashtable for
2109         referenced_vars.
2110         (delete_tree_ssa): Adjust.
2111         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2112         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2113         (compute_tag_properties): Likewise.
2114         (set_initial_properties): Likewise.
2115         (find_partition_for): Likewise.
2116         (update_reference_counts): Likewise.
2117         (dump_may_aliases_for): Likewise.
2118         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2119         (add_call_clobber_ops): Likewise.
2120         (add_call_read_ops): Likewise.
2121         (get_asm_expr_operands): Likewise.
2122         * tree-into-ssa.c (dump_decl_set): Likewise.
2123         (update_ssa): Likewise.
2124         * tree-sra.c (scan_function): Likewise.
2125         (decide_instantiations): Likewise.
2126         (scalarize_parms): Likewise.
2127         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2128         (dsa_named_for): Likewise.
2129         * tree-ssa-structalias.c (update_alias_info): Likewise.
2130         (merge_smts_into): Likewise.
2131
2132 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
2133
2134         PR target/35258
2135         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2136         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2137         * alias.h (nonoverlapping_memrefs_p): Likewise.
2138
2139 2008-02-25  Jan Beulich  <jbeulich@novell.com>
2140
2141         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2142         * config/i386/netware-libgcc.exp: Add __bswap?i2,
2143         __emultls_get_address, __emultls_register_common,
2144         __floatundi?f, and _Unwind_GetIPInfo.
2145         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2146         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2147         (gen_regparm_prefix): Likewise.
2148         (i386_nlm_encode_section_info): Sync with
2149         config/i386/winnt.c:i386_pe_encode_section_info().
2150         (i386_nlm_maybe_mangle_decl_assembler_name): New.
2151         i386_nlm_mangle_decl_assembler_name): New.
2152         (netware_override_options): New.
2153         * config/i386/netware.h (netware_override_options): Declare.
2154         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2155         (i386_nlm_mangle_decl_assembler_name): Declare.
2156         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2157
2158 2008-02-25  Ben Elliston  <bje@au.ibm.com>
2159
2160         PR other/32948
2161         * c-decl.c (grokdeclarator): Remove unused local variables
2162         `typedef_type' and `type_as_written'.
2163         * bb-reorder.c
2164         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2165         unused local variable `has_hot_blocks'.
2166         (fix_crossing_conditional_branches): Remove unused local variable
2167         `prev_bb'.
2168         
2169 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
2170
2171         PR middle-end/19984
2172         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2173         using DEF_C99_BUILTIN.
2174         (BUILT_IN_NANF): Ditto.
2175         (BUILT_IN_NANL): Ditto.
2176
2177 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
2178             Revital Eres  <eres@il.ibm.com>
2179
2180         * modulo-sched.c (calculate_must_precede_follow): Address TODO
2181         regarding the order of two dependent insns in the same row.
2182
2183 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
2184
2185         * stor-layout.c (layout_decl): Do not bump the alignment of a
2186         bit-field to more than byte alignment if it is packed.
2187
2188 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
2189
2190         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2191         e300c2 and e300c3.
2192
2193 2008-02-24  Diego Novillo  <dnovillo@google.com>
2194
2195         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2196
2197         PR 33738
2198         * tree-vrp.c (vrp_evaluate_conditional): With
2199         -Wtype-limits, emit a warning when comparing against a
2200         constant outside the natural range of OP0's type.
2201         * c.opt (Wtype-limits): Move ...
2202         * common.opt (Wtype-limits): ... here.
2203
2204 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
2205
2206         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2207         * config/rs6000/e300c2c3.md: New file.
2208         * config/rs6000/rs6000.c (processor_costs): Add new costs for
2209         e300c2 and e300c3.
2210         (rs6000_override_options): Add e300c2 and e300c3 cases to
2211         processor_target_table. Do not allow usage of Altivec or Spe
2212         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2213         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2214         * config/rs6000/rs6000.h (processor_type): Add
2215         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2216         (ASM_CPU_SPEC): Add e300c2 and e300c3.
2217         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2218         and ppce300c3. Include e300c2c3.md.
2219
2220 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
2221
2222         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2223         instead of TARGET_STRICT_ALIGN.
2224
2225 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
2226
2227         * explow.c (memory_address): Assert that the generated address is
2228         valid.
2229
2230 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
2231
2232         PR target/25477
2233         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2234         * config/darwin-ppc-ldouble-patch.def: New file.
2235         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2236         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2237         SUBTARGET_INIT_BUILTINS if defined.
2238         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2239         New functions.
2240
2241 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2242
2243         PR rtl-opt/33512
2244         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2245         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2246
2247 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2248
2249         PR pch/35027
2250         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2251         file" warning condtional on -Winvalid-PCH.
2252
2253 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
2254
2255         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2256
2257 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
2258
2259         PR target/22076
2260         PR target/34256 
2261         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2262         prevent reload from using MMX registers.
2263         (*mov<mode>_internal): Ditto.
2264         (*movv2sf_internal_rex64): Ditto.
2265         (*movv2sf_internal): Ditto.
2266
2267 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2268
2269         PR documentation/31569
2270         * doc/install.texi2html: Use makeinfo --no-number-sections.
2271
2272 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2273
2274         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2275         ensure that we can address an entire entity > 8 bytes.  Don't
2276         generate reg+reg addressing for such data.
2277
2278 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2279
2280         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2281         strings when optimizing for size, unless the target cares about
2282         alignment.
2283
2284 2008-02-22  Tom Tromey  <tromey@redhat.com>
2285
2286         * regclass.c (current_pass): Remove declaration.
2287
2288 2008-02-22  Anatoly Sokolov <aesok@post.ru>
2289
2290         * config/avr/libgcc.S (__RAMPZ__): Define.
2291         (__do_copy_data): Add for devices with 128KB code memory.
2292
2293 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2294
2295         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2296         Use spe_abi.
2297         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2298
2299 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
2300
2301         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2302         GENNONACR_REGS.
2303
2304 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2305
2306         PR c/19999
2307         * c-typeck.c (build_binary_op): Warn about floating point
2308         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2309
2310 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
2311
2312         PR target/34526
2313         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2314         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2315         add vrsave.
2316         (rs6000_override_options): Set altivec_abi as default, not override,
2317         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2318         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2319         is used; use new member spe_abi.
2320         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2321         spe_abi and altivec_abi.
2322
2323 2008-02-22  Tomas Bily  <tbily@suse.cz>
2324
2325         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2326
2327 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2328
2329         PR bootstrap/35273
2330         * config.build (build_file_translate): Set to `CMD //c' only if
2331         it works.
2332         * Makefile.in (build_file_translate): Improve comment.
2333
2334 2008-02-21  Jan Hubicka  <jh@suse.cz>
2335
2336         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2337         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2338         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2339
2340 2008-02-21  Michael Matz  <matz@suse.de>
2341
2342         PR target/35264
2343         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2344
2345 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
2346
2347         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2348         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2349         as insn constraint.
2350         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2351         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2352         SSE_VEC_FLOAT_MODE_P as insn constraint.
2353         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2354         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2355         sse4a_movntdf using MODEF mode iterator.
2356         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2357         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2358         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2359         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2360         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2361         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2362         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2363
2364 2008-02-21  Richard Guenther  <rguenther@suse.de>
2365
2366         * tree.def (PAREN_EXPR): New tree code.
2367         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2368         and PAREN_EXPR.
2369         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2370         * expr.c (expand_expr_real_1): Likewise.
2371         * tree-inline.c (estimate_num_insns_1): Likewise.
2372         * tree-complex.c (expand_complex_move): Likewise.
2373         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2374         as plain x.
2375
2376 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2377
2378         PR target/35225
2379         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2380
2381 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2382
2383         PR target/35190
2384         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2385
2386         * config/sh/sh.c (find_barrier): Don't go past
2387         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2388
2389 2008-02-20  DJ Delorie  <dj@redhat.com>
2390
2391         * config/h8300/h8300.md (insv): Force source operand to be a register.
2392
2393         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2394         as a jump, not as a plain insn.
2395         
2396 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
2397
2398         * doc/invoke.texi (Warning Options): Add new option
2399         -Wframe-larger-than=.
2400         (-Wframe-larger-than): Document.
2401
2402         * flags.h (warn_frame_larger_than, frame_larger_than_size):
2403         Add declarations for new option variables.
2404
2405         * final.c (final_start_function): Check the frame size
2406         before emission and issue a Wframe-larger-than warning.
2407
2408         * opts.c (warn_frame_larger_than, frame_larger_than_size):
2409         Add definitions for new option variables.
2410         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2411
2412         * common.opt (Wframe-larger-than=): New option.
2413
2414 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2415
2416         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2417         (<sse>_div<mode>3): Ditto.
2418         (<sse>_vmdiv<mode>3): Ditto.
2419         (<sse>_vmsqrt<mode>2): Ditto.
2420         (*smax<mode>3): Ditto.
2421         (sse5_frcz<mode>2): Ditto.
2422         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
2423         as insn constraint.
2424
2425 2008-02-20  Richard Guenther  <rguenther@suse.de>
2426
2427         PR middle-end/35265
2428         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2429         be happy with INTEGRAL_TYPE_P.
2430
2431 2008-02-20  Richard Guenther  <rguenther@suse.de>
2432
2433         * fold-const.c (split_tree): Associate floatig-point expressions
2434         if flag_associative_math is set.
2435
2436 2008-02-20  Richard Guenther  <rguenther@suse.de>
2437
2438         * tree.h (fold_real_zero_addition_p): Declare.
2439         * fold-const.c (fold_real_zero_addition_p): Export.
2440         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2441         floating-point operations with zero and one.
2442
2443 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
2444
2445         * doc/install.texi: Correct references to CFLAGS, replacing them
2446         with BOOT_CFLAGS.  Document flags used during bootstrap for
2447         target libraries.
2448                                 
2449 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2450
2451         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2452         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2453         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2454         insn constraint.
2455         (smin<mode>3): Ditto from similar patterns.
2456         (smax<mode>3): Ditto.
2457         (*ieee_smin<mode>3): Ditto.
2458         (*ieee_smax<mode>3): Ditto.
2459         * config/i386/sse.md (sse): New mode attribute.
2460         (mov<mode>): Macroize expander from movv4sf and movv2df using
2461         SSEMODEF2P mode iterator.
2462         (<sse>_movnt<mode>): Ditto from similar patterns. Use
2463         SSE_VEC_FLOAT_MODE_P as insn constraint.
2464         (storent<mode>): Ditto.
2465         (storent<mode>): Macroize expander from storentsf and storentdf using
2466         MODEF mode iterator.
2467         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2468         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2469         (abs<mode>2): Ditto from similar patterns.
2470         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2471         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2472         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2473         (<sse>_vmsqrt<mode>2): Ditto.
2474         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2475         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2476         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2477         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2478         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2479         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2480         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2481         insn constraint.
2482         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2483         iterator and SSE_FLOAT_MODE_P as insn constraint.
2484         (<sse>_ucomi): Ditto from similar patterns.
2485         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2486         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2487         SSE_VEC_FLOAT_MODE_P as insn constraint.
2488         (vcond<mode>): Ditto from similar patterns.
2489         (and<mode>3, *and<mode>3): Ditto.
2490         (<sse>_nand<mode>3): Ditto.
2491         (ior<mode>3, *ior<mode>3): Ditto.
2492         (xor<mode>3, *xor<mode>3): Ditto.
2493         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2494         iterator and SSE_FLOAT_MODE_P as insn constraint.
2495         (*nand<mode>3): Ditto from similar patterns.
2496         (*ior<mode>3): Ditto.
2497         (*xor<mode>3): Ditto.
2498
2499 2008-02-20  Ira Rosen  <irar@il.ibm.com>
2500
2501         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2502         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2503         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2504
2505 2008-02-19  Jan Hubicka  <jh@suse.cz>
2506
2507         * predict.c (tree_bb_level_predictions): Remove variable next
2508         mistakely introduced by previous commit.
2509
2510 2008-02-19  Jan Hubicka  <jh@suse.cz>
2511
2512         * predict.c (predict_paths_leading_to): Rewrite.
2513         (predict_paths_for_bb): New.
2514         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2515
2516 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2517
2518         PR bootstrap/35218
2519         * Makefile.in (build_file_translate): New.
2520         (gcc-vers.texi): Use it for translating $(abs_srcdir).
2521         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2522         * configure.ac (build_file_translate): Substitute it.
2523         * configure: Regenerate.
2524
2525 2008-02-19  Jan Hubicka  <jh@suse.cz>
2526
2527         PR rtl-optimization/34408
2528         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2529         invalid sharing.
2530
2531 2008-02-19  Jan Hubicka  <jh@suse.cz>
2532
2533         PR middle-end/28779
2534         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2535         call_expr.
2536
2537 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
2538
2539         PR Ada/35186
2540         * config/i386/i386-modes.def: Revert the last DI alignment
2541         change until Ada people can look into it.
2542
2543 2008-02-19  Nick Clifton  <nickc@redhat.com>
2544
2545         * opts.c (print_specific_help): Fix typo in --help text.
2546
2547 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
2548
2549         PR target/35239
2550         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2551         32-bit inline asm without asm alternatives for host GCC < 3.0.
2552
2553 2008-02-19  Richard Guenther  <rguenther@suse.de>
2554
2555         PR tree-optimization/34989
2556         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2557         Allow propagation to INDIRECT_REF if we can simplify only.
2558
2559 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2560
2561         * c-common.c (warn_for_collisions_1): Use appropriate option when
2562         warning.
2563
2564 2008-02-19  Nick Clifton  <nickc@redhat.com>
2565
2566         PR other/31349
2567         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2568         (handle_options): Fix indentation.
2569         (print_filtered_help): If no language-specific options were
2570         displayed tell the user how to list all the options supported by
2571         the language's front-end.
2572         (print_specific_help): Fix indentation and remove duplicate line.
2573         (common_handle_option): Handle the -v option.
2574         For --help enable the display of undocumented options if the -v
2575         switch has been included on the command line.
2576         For --help= check for overlaps in the arguments between the option
2577         classes and the language names and issue a warning when they
2578         cannot be disambiguated.
2579         * c.opt (v): Pass on to the common option handler.
2580
2581 2008-02-19  Revital Eres  <eres@il.ibm.com> 
2582
2583         * modulo-sched.c (sms_schedule): Change dump message when
2584         create_ddg function fails.
2585         (try_scheduling_node_in_cycle): Rename row to cycle.
2586         (print_partial_schedule): Rename CYCLE to ROW.
2587
2588 2008-02-19  Christian Bruel  <christian.bruel@st.com>
2589             Zdenek Dvorak  <ook@ucw.cz>
2590
2591         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2592
2593 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2594
2595         PR target/33555
2596         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2597         (*x86_movdicc_0_m1_se): Ditto.
2598
2599 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2600
2601         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2602         (CMPtype): Define as __gcc_CMPtype.
2603         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2604         (CMPtype): Define as __gcc_CMPtype.
2605
2606 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
2607
2608         Support valgrind 3.3 for --enable-checking=valgrind.
2609         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2610         here.
2611         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2612         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2613         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2614         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2615         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2616         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2617         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2618         respectively.
2619         * ggc-zone.c: Similar.
2620         * ggc-page.c: Similar.
2621
2622 2008-02-19  Paul Brook  <paul@codesourcery.com>
2623
2624         PR target/35071
2625         * config/arm/ieee754-df.S: Fix do_it typo.
2626         * config/arm/ieee754-sf.S: Fix do_it typo.
2627
2628 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2629
2630         PR target/35189
2631         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2632         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2633         (OPTION_MASK_ISA_SSE_SET): Likewise.
2634         (OPTION_MASK_ISA_SSE2_SET): Likewise.
2635         (OPTION_MASK_ISA_SSE3_SET): Likewise.
2636         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2637         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2638         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2639         (OPTION_MASK_ISA_SSE4_SET): Likewise.
2640         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2641         (OPTION_MASK_ISA_SSE5_SET): Likewise.
2642         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2643         (OPTION_MASK_ISA_MMX_UNSET): Updated.
2644         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2645         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2646         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2647         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2648         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2649         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2650         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2651         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2652         (OPTION_MASK_ISA_SSE4): Removed.
2653         (ix86_handle_option): Turn on bits in ix86_isa_flags and
2654         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2655         (override_options): Don't turn on implied SSE/MMX bits in
2656         ix86_isa_flags.
2657
2658 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2659
2660         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2661         32bit host.
2662
2663 2008-02-18  Joey Ye  <joey.ye@intel.com>
2664
2665         PR middle-end/34921
2666         * tree-nested.c (insert_field_into_struct): Set type alignment
2667         to field alignment if the former is less than the latter.
2668
2669 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
2670
2671         * BASE-VER: Set to 4.4.0.
2672
2673 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2674
2675         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2676         * doc/cfg.texi: Likewise.
2677         * doc/extend.texi: Likewise.
2678         * doc/gty.texi: Likewise.
2679         * doc/invoke.texi: Likewise.
2680         * doc/loop.texi: Likewise.
2681         * doc/md.texi: Likewise.
2682         * doc/passes.texi: Likewise.
2683         * doc/rtl.texi: Likewise.
2684         * doc/sourcebuild.texi: Likewise.
2685         * doc/tm.texi: Likewise.
2686         * doc/tree-ssa.texi: Likewise.
2687
2688 2008-02-17  Richard Guenther  <rguenther@suse.de>
2689
2690         PR middle-end/35227
2691         * tree-complex.c (init_parameter_lattice_values): Handle parameters
2692         without default definition.
2693
2694 2008-02-17  Richard Guenther  <rguenther@suse.de>
2695
2696         PR tree-optimization/35231
2697         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2698         if A | B != 1.
2699
2700 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
2701
2702         Revert:
2703         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
2704         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2705         libgcc_cmp_return mode.
2706
2707 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2708
2709         PR c/28368
2710         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2711
2712 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
2713
2714         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2715         multilibs.
2716
2717 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2718
2719         * doc/c-tree.texi: Use `@.' where appropriate.
2720         * doc/extend.texi: Likewise.
2721         * doc/install.texi: Likewise.
2722         * doc/invoke.texi: Likewise.
2723         * doc/loop.texi: Likewise.
2724         * doc/makefile.texi: Likewise.
2725         * doc/md.texi: Likewise.
2726         * doc/passes.texi: Likewise.
2727         * doc/standards.texi: Likewise.
2728         * doc/tm.texi: Likewise.
2729
2730 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
2731
2732         PR middle-end/35196
2733         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2734         in entry_bb.
2735         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2736         rather than in entry_bb.
2737
2738 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2739
2740         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2741         libgcc_cmp_return mode.
2742
2743 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
2744
2745         PR middle-end/35130
2746         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2747         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2748
2749 2008-02-15  Richard Guenther  <rguenther@suse.de>
2750             Zdenek Dvorak  <ook@ucw.cz>
2751
2752         PR tree-optimization/35164
2753         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2754         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2755         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2756         Only propagate addresses which do not have abnormal SSA_NAMEs
2757         in their operands.
2758
2759 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
2760
2761         PR target/35088
2762         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2763
2764 2008-02-15  Jan Hubicka  <jh@suse.cz>
2765
2766         PR middle-end/35149
2767         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2768
2769 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2770
2771         PR middle-end/34621
2772         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2773         when calculating alignment_pad.
2774
2775 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2776
2777         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2778         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2779         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2780         and STACK_BOUNDARY define.
2781
2782 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
2783
2784         PR preprocessor/35061
2785         * c-pragma.c (handle_pragma_pop_macro): Check that
2786         pushed_macro_table has been allocated.
2787
2788 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
2789
2790         PR middle-end/35136
2791         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2792         (force_gimple_operand): Likewise.
2793         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2794         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2795         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2796         (find_interesting_uses_address): Check addressability and alignment
2797         of the base expression only after substituting bases of IVs into it.
2798
2799 2008-02-14  Michael Matz  <matz@suse.de>
2800
2801         PR target/34930
2802         * function.c (instantiate_virtual_regs_in_insn): Reload address
2803         before falling back to reloading the whole operand.
2804
2805 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2806
2807         * config/s390/s390.c (s390_mainpool_start): Emit the pool
2808         before the first section switch note.
2809
2810 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2811
2812         * doc/bugreport.texi: Update copyright years.
2813         * doc/c-tree.texi: Likewise.
2814         * doc/cfg.texi: Likewise.
2815         * doc/cpp.texi: Likewise.
2816         * doc/cppinternals.texi: Likewise.
2817         * doc/fragments.texi: Likewise.
2818         * doc/frontends.texi: Likewise.
2819         * doc/gcc.texi: Likewise.
2820         * doc/gty.texi: Likewise.
2821         * doc/hostconfig.texi: Likewise.
2822         * doc/implement-c.texi: Likewise.
2823         * doc/libgcc.texi: Likewise.
2824         * doc/loop.texi: Likewise.
2825         * doc/makefile.texi: Likewise.
2826         * doc/options.texi: Likewise.
2827         * doc/passes.texi: Likewise.
2828         * doc/rtl.texi: Likewise.
2829         * doc/sourcebuild.texi: Likewise.
2830         * doc/standards.texi: Likewise.
2831         * doc/tree-ssa.texi: Likewise.
2832         * doc/trouble.texi: Likewise.
2833
2834         * doc/extend.texi: Use @: or add comma where appropriate.
2835         * doc/invoke.texi: Likewise.
2836         * doc/tm.texi: Likewise.
2837
2838 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
2839
2840         PR target/34393
2841         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2842         to a reg.
2843
2844 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
2845
2846         * doc/md.texi (clz, ctz): Add reference.
2847         * doc/rtl.texi (clz, ctz): Likewise.
2848
2849 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2850
2851         PR other/35148
2852         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2853         srcdir.
2854
2855 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
2856
2857         * config/s390/s390.c (struct constant_pool): New field
2858         emit_pool_after added.
2859         (s390_mainpool_start): Set the emit_pool_after flag according
2860         to the section switch notes.
2861         (s390_mainpool_finish): Consider emit_pool_after when emitting
2862         the literal pool at the end of the function.
2863         (s390_chunkify_start): Force literal pool splits at section
2864         switch notes.
2865
2866 2008-02-13  Michael Matz  <matz@suse.de>
2867
2868         PR debug/35065
2869         * var-tracking.c (clobber_variable_part): Correctly traverse the
2870         list.
2871
2872 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2873
2874         PR 29673
2875         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2876         Add -fdump-ipa-inline.
2877         * tree-dump.c (dump_files): Remove tree-inlined dump.
2878         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2879         
2880 2008-02-12  Richard Guenther  <rguenther@suse.de>
2881
2882         PR tree-optimization/35171
2883         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2884         default defs.
2885
2886 2008-02-12  Richard Guenther  <rguenther@suse.de>
2887
2888         PR middle-end/35163
2889         * fold-const.c (fold_widened_comparison): Use get_unwidened in
2890         value-preserving mode.  Disallow final truncation.
2891
2892 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2893
2894         PR middle-end/35136
2895         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2896         code from here to...
2897         (force_gimple_operand): ...here.
2898
2899 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2900
2901         PR c++/35144
2902         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2903         non-compatible pointers.
2904         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2905         different FIELD_DECLs, try harder by comparing field offsets, sizes
2906         and types.
2907
2908         PR inline-asm/35160
2909         * function.c (match_asm_constraints_1): Don't replace the same input
2910         multiple times.
2911
2912 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2913
2914         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2915         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2916         (expand_epilogue): Restore RAMPZ register.
2917         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2918
2919 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2920
2921         * config/i386/cygwin.asm: (__alloca): Correct calling
2922         convention and alignment.
2923         (__chkstk): Force 8 byte stack alignment.
2924
2925 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2926             Richard Guenther  <rguenther@suse.de>
2927
2928         PR tree-optimization/33992
2929         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2930         the zero we compare against.
2931
2932 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2933
2934         PR libfortran/35063
2935         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2936         to CloseHandle after unlocking to prevent accumulation of handle
2937         count.
2938
2939 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2940
2941         PR middle_end/34150
2942         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2943         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2944         and update LABEL_NUSES during and after reload.
2945
2946 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2947
2948         PR middle-end/34627
2949         * combine.c (simplify_if_then_else): Make sure the comparison is
2950         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2951
2952 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2953
2954         PR bootstrap/35051
2955         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2956         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2957         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2958         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2959         * tree.h (get_type_static_bounds): Likewise.
2960
2961 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2962
2963         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2964         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2965         Make -Wfoo language annotations match what the compiler outputs.
2966
2967 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2968
2969         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
2970         intrinsics spu_convts, spu_convtu, spu_convtf.
2971         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2972
2973 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2974
2975         * doc/extend.texi (Function Attributes) <noinline>: Mention
2976         asm ("") as method to keep calls.
2977
2978 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2979
2980         PR other/32754
2981         * doc/options.texi (Options): Replace references to opts.sh with
2982         optc-gen.awk.
2983         * opts-common.c: Likewise.
2984         * optc-gen.awk: Likewise.
2985         
2986 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2987
2988         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2989
2990 2008-02-07  Richard Henderson  <rth@redhat.com>
2991
2992         PR rtl-opt/33410
2993         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2994         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
2995         funny mode.
2996
2997 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2998
2999         PR tree-optimization/35085
3000         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3001         for operand entry oe2 in addition to operand entry oe3 in order to
3002         expose more opportunities for vectorizer sum reduction.
3003
3004 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3005
3006         PR other/35107
3007         * Makefile.in (LIBS): Remove $(GMPLIBS).
3008         (cc1-dummy, cc1): Add $(GMPLIBS).
3009
3010 2008-02-06  Jan Hubicka  <jh@suse.cz>
3011
3012         PR target/23322
3013         * i386.md (moddf_integer): Do not produce partial memory stalls for
3014         targets where it hurts.
3015
3016 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
3017
3018         PR target/35083
3019         * optabs.c (expand_float): Do not check for decimal modes when
3020         expanding unsigned integer through signed conversion.
3021
3022 2008-02-06  Nick Clifton  <nickc@redhat.com>
3023
3024         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3025         inside the clobber with a match_operand and duplicated operand
3026         number in the constraint.
3027         (ineqbranchsi): Delete redundant comment.
3028
3029 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
3030
3031         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
3032         builtin_define ("__USE_INIT_FINI__").
3033         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3034         -msx multilibs.
3035         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3036
3037 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3038
3039         PR documentation/30330
3040         * doc/invoke.texi (C++ Dialect Options)
3041         (Objective-C and Objective-C++ Dialect Options, Warning Options):
3042         For each warning option -Wfoo that allows -Wno-foo, ensure both
3043         -Wfoo and -Wno-foo are listed in the option index.  Fix index
3044         entry of -Wswitch-default, index -Wnormalized= including the
3045         `=', and -Wlarger-than-@var{len} including @var{len}.
3046
3047 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3048
3049         * config/i386/i386.md (floatunssisf2): Use
3050         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3051         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3052         Macroize expander using MODEF mode iterator.
3053
3054 2008-02-05  Diego Novillo  <dnovillo@google.com>
3055
3056         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3057
3058         PR 33738
3059         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3060
3061 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3062
3063         PR other/35070
3064         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3065
3066 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
3067
3068         PR target/35084
3069         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3070         to indicate if a message should be generated.
3071         (init_cumulative_args): Updated.
3072         (function_value_32): Likewise.
3073
3074 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
3075
3076         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3077
3078 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3079
3080         PR target/35083
3081         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3082         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3083
3084 2008-02-04  Diego Novillo  <dnovillo@google.com>
3085
3086         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3087
3088         PR 33738
3089         * tree-vrp.c (vrp_evaluate_conditional): With
3090         -Wtype-limits, emit a warning when comparing against a
3091         constant outside the natural range of OP0's type.
3092
3093 2008-02-04  Richard Guenther  <rguenther@suse.de>
3094
3095         PR middle-end/33631
3096         * expr.c (count_type_elements): Give for unions instead of
3097         guessing.
3098
3099 2008-02-04  Richard Guenther  <rguenther@suse.de>
3100
3101         PR middle-end/35043
3102         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3103         to TYPE_DOMAINs base type instead of using bitsizetype here.
3104
3105 2008-02-03  Jason Merrill  <jason@redhat.com>
3106
3107         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3108
3109 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3110
3111         PR other/29972
3112         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3113         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3114         (RS/6000 and PowerPC Options): Fix typos and markup.
3115         * doc/passes.texi (Tree-SSA passes): Likewise.
3116
3117 2008-02-02  Michael Matz  <matz@suse.de>
3118
3119         PR target/35045
3120         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3121         from record_last_reg_set_info.
3122         (record_last_reg_set_info): Take an RTX argument, iterate over all
3123         constituent hardregs.
3124         (record_last_set_info, record_opr_changes): Change calls to
3125         new signature or to record_last_reg_set_info_regno.
3126
3127 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
3128
3129         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3130
3131 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
3132
3133         PR rtl-optimization/34773
3134         * reg-notes.def (EQUAL): Mention significance of combination of
3135         REG_EQUAL and REG_RETVAL.
3136         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3137         insn that has a REG_RETVAL.
3138
3139 2008-02-01  Roger Sayle  <roger@eyesopen.com>
3140
3141         PR bootstrap/33781
3142         * configure.ac (--enable-fixed-point): Disable unless explicitly
3143         requested on IRIX.
3144         * configure: Regenerate.
3145
3146 2008-02-01  Richard Guenther  <rguenther@suse.de>
3147
3148         PR other/35042
3149         * invoke.texi (-finline-limit): Remove no longer true parts
3150         of the documentation.  Note that there is no default value.
3151
3152 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
3153             Mark Mitchell  <mark@codesourcery.com>
3154             Ben Elliston  <bje@au.ibm.com>
3155
3156         PR c/29326
3157         * doc/extend.texi (Other Builtins): Document.
3158
3159 2008-01-31  Tom Browder <tom.browder@gmail.com>
3160
3161         * doc/c-tree.texi (Types): Fix grammar.
3162         (Expression trees): Ditto.
3163         * doc/passes.texi (Tree-SSA passes): Ditto.
3164         
3165         * doc/configterms.texi (Configure Terms): Fix typo.
3166         * doc/cpp.texi (Common Predefined Macros): Ditto.
3167         * doc/md.texi (Machine Constraints): Ditto.
3168         
3169         * doc/makefile.texi (Makefile): Add comma.
3170
3171 2008-01-31  Tom Browder  <tom.browder@gmail.com>
3172             Gerald Pfeifer  <gerald@pfeifer.com>
3173         
3174         * doc/sourcebuild.texi (Front End): Remove references to CVS
3175         and CVSROOT/modules.
3176         (Texinfo Manuals): Replace reference to CVS by one to SVN.
3177         (Back End): Remove reference to CVS.
3178
3179 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
3180
3181         PR target/34900
3182         * config/mips/mips.c (gen_load_const_gp): New function, taking a
3183         comment from...
3184         (mips16_gp_pseudo_reg): ...here.
3185         * config/mips/mips.md (load_const_gp): Replace with...
3186         (load_const_gp_<mode>): ...this :P-based insn.
3187
3188 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3189
3190         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
3191         options. Minor fixes.
3192         (-std): Move reference to standards closer to where language
3193         standards are first mentioned.
3194         
3195 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
3196
3197         PR rtl-optimization/34995
3198         * reload.c (alternative_allows_const_pool_ref): Take an rtx
3199         parameter and return a bool.  If the rtx parameter is nonnull,
3200         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
3201         (find_reloads): Update call accordingly.  Pass the new operand
3202         if it needed no address reloads, otherwise pass null.
3203
3204 2008-01-30  Richard Henderson  <rth@redhat.com>
3205
3206         PR c/34993
3207         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
3208         for unbounded arrays.
3209
3210 2008-01-30  Silvius Rus  <rus@google.com>
3211
3212         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
3213
3214 2008-01-30  Jan Hubicka  <jh@suse.cz>
3215
3216         PR target/34982
3217         * i386.c (init_cumulative_args): Use real function declaration when
3218         calling locally.
3219
3220 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
3221
3222         PR rtl-optimization/34998
3223         * global.c (build_insn_chain): Treat non-subreg_lowpart
3224         SUBREGs of pseudos as clobbering all the words covered by the
3225         SUBREG, not just all the bytes.
3226         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
3227         original df_ref rather than an extract parameter.
3228         (global_conflicts): Update call accordingly.
3229
3230 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
3231
3232         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
3233         the overflow check to make it easier to read.
3234         (__fixtfdi): Change the type of the ll member in union
3235         long_double to UDItype_x.
3236
3237 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
3238
3239         PR middle-end/34969
3240         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
3241         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
3242         * tree-inline.c (fold_marked_statements): Call
3243         cgraph_update_edges_for_call_stmt if folding a call statement.
3244         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
3245         debug_generic_stmt calls, reset it back afterwards.
3246
3247         PR c/35017
3248         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
3249         static decls.
3250         * c-typeck.c (build_external_ref): Don't pedwarn about
3251         static vars in current function's scope.
3252
3253 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
3254
3255         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
3256
3257 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
3258
3259         PR c/35002
3260         * ipa-struct-reorg.c: Fix spelling.
3261         * params.def: Ditto.
3262
3263 2008-01-29  Richard Guenther  <rguenther@suse.de>
3264
3265         PR middle-end/35006
3266         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
3267         field.
3268         * tree-inline.c (remap_type): Increment remapping_type_depth
3269         around remapping types.
3270         (copy_body_r): Only add referenced variables if they are referenced
3271         from code, not types.
3272
3273 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
3274
3275         PR c++/34055
3276         PR c++/34103
3277         PR c++/34219
3278         PR c++/34606
3279         PR c++/34753
3280         PR c++/34754
3281         PR c++/34755
3282         PR c++/34919
3283         PR c++/34961
3284         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
3285         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
3286
3287 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
3288
3289         PR target/34412
3290         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
3291         pointer for tiny stack.
3292
3293 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
3294
3295         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
3296
3297 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
3298
3299         * config/vx-common.h: Fix typo in comment.
3300
3301 2008-01-28  Ian Lance Taylor  <iant@google.com>
3302
3303         PR c++/34862
3304         PR c++/33407
3305         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3306         coalesce pointers if they have different DECL_NO_TBAA_P values.
3307         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
3308         between variables with different DECL_NO_TBAA_P values.
3309
3310 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
3311
3312         PR 31535
3313         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
3314         are not legitimate small data references on SPE targets.
3315
3316 2008-01-28  David Daney  <ddaney@avtrex.com>
3317
3318         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
3319
3320 2008-01-28  David Daney  <ddaney@avtrex.com>
3321
3322         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
3323
3324 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
3325
3326         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
3327         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
3328         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
3329         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
3330         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
3331         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
3332         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
3333         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
3334
3335 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
3336
3337         * basic-block.h (condjump_equiv_p): Fix comment.
3338
3339 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
3340
3341         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
3342         print_generic_stmt_indented): Fix comment.
3343
3344 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
3345
3346         * configure.ac (__stack_chk_fail): Add detecion for availability
3347         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
3348         * configure: Regenerate.
3349
3350 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
3351
3352         PR middle-end/34688
3353         * final.c (output_addr_const): Handle TRUNCATE.
3354
3355 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
3356
3357         PR target/34711
3358         * tree-ssa-loop-ivopts.c (comp_cost): New type.
3359         (zero_cost, infinite_cost): New constants.
3360         (struct cost_pair): Change type of cost to comp_cost.
3361         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
3362         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
3363         New functions.
3364         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
3365         split_address_cost, ptr_difference_cost, difference_cost,
3366         get_computation_cost_at, get_computation_cost,
3367         determine_use_iv_cost_generic, determine_use_iv_cost_address,
3368         determine_use_iv_cost_condition, determine_use_iv_costs,
3369         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
3370         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
3371         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
3372         Change type of cost to comp_cost.
3373         (determine_iv_cost): Increase cost of non-original ivs, instead
3374         of decreasing the cost of original ones.
3375         (get_address_cost): Indicate the complexity of the addressing mode 
3376         in comp_cost.
3377         (try_add_cand_for): Prefer using ivs not specific to some object.
3378         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
3379
3380 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
3381             Janis Johnson  <janis187@us.ibm.com>
3382
3383         PR target/34814
3384         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
3385         (TARGET_INSTANTIATE_DECLS): Likewise.
3386         * target.h (expand_to_rtl_hook): New target hook.
3387         (instantiate_decls): Likewise.
3388         * function.c (instantiate_decl): Make non-static.  Rename to...
3389         (instantiate_decl_rtl): ... this.
3390         (instantiate_expr): Use instantiate_decl_rtl.
3391         (instantiate_decls_1): Likewise.
3392         (instantiate_decls): Likewise.
3393         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
3394         * function.h (instantiate_decl_rtl): Add prototype.
3395         * cfgexpand.c (target.h): New include.
3396         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
3397         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
3398         (TARGET_INSTANTIATE_DECLS): Likewise.
3399         (TARGET_INITIALIZER): New target hooks added.
3400         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
3401         New prototype.
3402         * config/rs6000/rs6000.c (tree-flow.h): New include.
3403         (machine_function): Add sdmode_stack_slot field.
3404         (rs6000_alloc_sdmode_stack_slot): New function.
3405         (rs6000_instantiate_decls): Likewise.
3406         (rs6000_secondary_memory_needed_rtx): Likewise.
3407         (rs6000_check_sdmode): Likewise.
3408         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
3409         (TARGET_INSTANTIATE_DECLS): Likewise.
3410         (rs6000_hard_regno_mode_ok): Allow SDmode.
3411         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
3412         (rs6000_emit_move): Handle SDmode.
3413         (function_arg_advance): Likewise.
3414         (function_arg): Likewise.
3415         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
3416         SDmode var args for 32-bit compiles.
3417         (rs6000_secondary_reload_class): Handle SDmode.
3418         (rs6000_output_function_epilogue): Likewise.
3419         (rs6000_function_value): Simplify if statement.
3420         (rs6000_libcall_value): Likewise.
3421         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
3422         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
3423         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
3424         (movsd_hardfloat): New define_insn.
3425         (movsd_softfloat): Likewise.
3426         (movsd_store): Likewise.
3427         (movsd_load): Likewise.
3428         (extendsddd2): Likewise.
3429         (extendsdtd2): Likewise.
3430         (truncddsd2): Likewise.
3431         (movdd_hardfloat64): Fixup comment.
3432         (UNSPEC_MOVSD_LOAD): New constant.
3433         (UNSPEC_MOVSD_STORE): Likewise.
3434
3435 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
3436
3437         PR c++/34965
3438         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
3439         TRUTH_XOR_EXPR.
3440         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
3441         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
3442         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
3443         and TRUTH_XOR_EXPR.