re PR tree-optimization/48622 (ICE: in estimate_size_after_inlining, at ipa-inline...
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1 2011-04-17  Michael Matz  <matz@suse.de>
3         PR tree-optimization/48622
4         PR lto/48645
5         * ipa-inline-analysis.c (inline_read_summary): Read size/time
6         in same order as they're written.
8 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
10         * config/i386/sse.md (sseunpackmode): New mode attribute.
11         (ssepackmode): Ditto.
12         (vec_pack_trunc_<mode>): Macroize expander from
13         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
14         (vec_unpacks_lo_<mode>): Macroize expander from
15         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
16         (vec_unpacks_hi_<mode>): Macroize expander from
17         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
18         (vec_unpacku_lo_<mode>): Macroize expander from
19         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
20         (vec_unpacku_hi_<mode>): Macroize expander from
21         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
22         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
23         ix86_expand_sse4_unpack.
24         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
26 2011-04-16  Jan Hubicka  <jh@suse.cz>
28         * cgraphbuild.c: Include ipa-inline.h.
29         (reset_inline_failed): Use initialize_inline_failed.
30         * cgraph.c: Include ipa-inline.h.
31         (cgraph_create_node_1): Do not initialize estimated_growth.
32         (initialize_inline_failed): More to ipa-inline-analysis.c
33         (dump_cgraph_node): Do not dump inline flags.
34         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
35         and disregard_inline_limits flags.
36         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
37         time, size, estimated_growth.
38         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
39         Update.
40         * cgraphunit.c (cgraph_decide_is_function_needed): Use
41         DECL_DISREGARD_INLINE_LIMITS.
42         (cgraph_analyze_function): Do not initialize
43         node->local.disregard_inline_limits.
44         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
45         inlinable, versionable and disregard_inline_limits.
46         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
47         cgraph_check_inline_limits, cgraph_default_inline_p,
48         cgraph_edge_badness, update_caller_keys, update_callee_keys,
49         add_new_edges_to_heap): Update.
50         (cgraph_decide_inlining_of_small_function): Update; set
51         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
52         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
53         cgraph_decide_inlining_incrementally): Update.
54         * ipa-inline.h (inline_summary): Add inlinable, versionable,
55         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
56         time, size and estimated_growth parameters.
57         (estimate_edge_growth): Update.
58         (initialize_inline_failed): Declare.
59         * ipa-split.c: Include ipa-inline.h
60         (execute_split_functions): Update.
61         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
62         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
63         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
64         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
65         estimated_growth to INT_MIN.
66         (inline_node_duplication_hook): Likewise.
67         (dump_inline_summary): Dump new fields.
68         (compute_inline_parameters): Update.
69         (estimate_edge_time, estimate_time_after_inlining,
70         estimate_size_after_inlining, estimate_growth, inline_read_summary,
71         inline_write_summary):
72         (initialize_inline_failed): Move here from cgraph.c.
73         * tree-sra.c: Include ipa-inline.h.
74         (ipa_sra_preliminary_function_checks): Update.
75         * Makefile.in: (cgraph.o, cgraphbuild.o): Add dependency on
76         ipa-inline.h
78 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
80         * config/i386/sse.md (V16): New mode iterator.
81         (VI1, VI8): Ditto.
82         (AVXMODEQI, AVXMODEDI): Remove.
83         (sse2, sse3): New mode attribute.
84         (mov<mode>): Use V16 mode iterator.
85         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
86         (push<mode>1): Use V16 mode iterator.
87         (movmisalign<mode>): Ditto.
88         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
89         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
90         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
91         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
92         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
93         avx_movdqu<avxmodesuffix>.
94         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
95         *avx_movdqu<avxmodesuffix>.
96         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
97         avx_lddqu<avxmodesuffix>.
98         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
99         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
100         avx_movnt<AVXMODEDI:mode>.
101         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
102         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
104 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
106         PR target/48629
107         * haifa-sched.c (prune_ready_list, schedule_block): Use
108         sched_pressure_p rather than flag_sched_pressure.
110 2011-04-15  Pat Haugen <pthaugen@us.ibm.com>
112         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
113         cgraph_get_node instead of cgraph_get_create_node.
115 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
117         * cfgexpand.c (expand_debug_expr): Use
118         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
120 2011-04-15  Michael Matz  <matz@suse.de>
122         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
123         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
124         * function.c (gimplify_parameters): Ditto.
125         * gimplify.c (gimplify_vla_decl): Ditto.
127         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
128         (gimple_call_set_alloca_for_var): New inline function.
129         (gimple_call_alloca_for_var_p): Ditto.
130         * gimple.c (gimple_build_call_from_tree): Remember
131         CALL_ALLOCA_FOR_VAR_P state.
132         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
134         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
135         calls if they were for VLA objects.
137 2011-04-15  Martin Jambor  <mjambor@suse.cz>
139         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
140         of ADR_EXPRs.
142 2011-04-15  Martin Jambor  <mjambor@suse.cz>
144         PR middle-end/48601
145         * tree-emutls.c (lower_emutls_function_body): Call
146         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
147         result is non-NULL.
149 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
151         * c-decl.c (detect_field_duplicates): Call
152         objc_detect_field_duplicates instead of objc_get_interface_ivars.
154 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
156         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
157         * gimple.c (gimple_asm_clobbers_memory_p): Define.
158         * ipa-pure-const.c (check_stmt): Call it.
159         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
161 2011-04-15  Richard Guenther  <rguenther@suse.de>
163         PR tree-optimization/48290
164         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
165         Properly decide inhibiting propagation based on the valueized
166         operand.  Do loop-closed SSA form preserving here ...
167         (init_copy_prop): ... not here.
169 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
171         PR target/48612
172         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
173         (*ieee_smax<mode>3): Likewise.
175 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
177         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
178         Replace match_operand with match_dup for the third operand in
179         these expanders.
181 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
183         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
184         to track processing of conditionals.  Update all callers.
185         (try_combine, simplify_if_then_else): Update.
187 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
189         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
190         -fsched-pressure.
192 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
194         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
195         instead of match_operand for operand 3.
197 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
199         * recog.h (insn_operand_data): Add an "allows_mem" field.
200         * genoutput.c (output_operand_data): Initialize it.
201         * optabs.c (maybe_legitimize_operand_same_code): New function.
202         (maybe_legitimize_operand): Use it when matching the original
203         op->value.
205 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
207         * gimplify.c: Fix issues in comments throughout.
208         (voidify_wrapper_expr): Fix long line.
209         (build_stack_save_restore): Likewise.
210         (gimplify_loop_expr): Likewise.
211         (gimplify_compound_lval): Likewise.
212         (gimplify_init_ctor_eval): Likewise.
213         (gimplify_modify_expr_rhs): Likewise.
214         (omp_notice_threadprivate_variable): Likewise.
216 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
218         * cfgexpand.c (expand_call_stmt): Convert the function type to the
219         original one if this is not a builtin function.
221 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
223         PR target/48605
224         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
225         offset it as needed based on top 2 bits in operands[3], change
226         MEM mode to SFmode and mask those 2 bits away from operands[3].
228 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
230         * c-parser.c (c_parser_objc_protocol_definition): Updated for
231         change from objc_declare_protocols() to objc_declare_protocol().
233 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
235         * config/i386/sse.md (sse4_1): New mode attribute.
236         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
237         avx_blend<ssemodesuffix><avxmodesuffix> and
238         sse4_1_blend<ssemodesuffix> using VF mode iterator.
239         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
240         avx_blendv<ssemodesuffix><avxmodesuffix> and
241         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
242         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
243         avx_dp<ssemodesuffix><avxmodesuffix> and
244         sse4_1_dp<ssemodesuffix> using VF mode iterator.
245         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
246         (sse4_1_packusdw): Merge with *avx_packusdw.
247         (sse4_1_pblendvb): Merge with *avx_pblendvb.
248         (sse4_1_pblendw): Merge with *avx_pblendw.
249         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
250         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
251         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
252         VF mode iterator.
253         (sse4_1_round<ssescalarmodesuffix>): Merge with
254         *avx_round<ssescalarmodesuffix>.
255         (aesenc): Merge with *avx_aesenc.
256         (aesenclast): Merge with *avx_aesenclast.
257         (aesdec): Merge with *avx_aesdec.
258         (aesdeclast): Merge with *avx_aesdeclast.
259         (pclmulqdq): Merge with *pclmulqdq.
260         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
261         New predicate.
262         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
264 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
266         PR middle-end/48608
267         * cfgexpand.c (get_decl_align_unit): Renamed to ...
268         (align_local_variable): This.  Update DECL_ALIGN.
269         (add_stack_var): Updated.
270         (expand_one_stack_var): Likewise.
272 2011-04-14  Richard Guenther  <rguenther@suse.de>
274         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
275         Remove.
276         (dse_initialize_block_local_data, dse_leave_block,
277         record_voperand_set, get_stmt_uid): Likewise.
278         (dse_possible_dead_store_p): Allow any kind of killing stmt.
279         (dse_optimize_stmt): Remove voperand set handling code.
280         Simplify and improve to handle any kind of killing stmt.
281         (dse_record_phi): Remove.
282         (dse_enter_block): Simplify.
283         (tree_ssa_dse): Likewise.
284         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
286 2011-04-14  Jan Hubicka  <jh@suse.cz>
288         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
289         * cgraph.h (struct inline_summary): Move to ipa-inline.h
290         (cgraph_local_info): Remove inline_summary.
291         * ipa-cp.c: Include ipa-inline.h.
292         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
293         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
294         accesor.
295         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
296         (input_overwrite_node): Do not set inline summary.
297         (input_node): Do not stream inline summary.
298         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
299         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
300         growth; we do not have inline parameters computed for that anyway.
301         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
302         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
303         (inline_summary_t): New type and VECtor.
304         (debug_inline_summary, dump_inline_summaries): Declare.
305         (inline_summary): Use VOCtor.
306         (estimate_edge_growth): Kill hack computing call stmt size directly.
307         * lto-section-in.c (lto_section_name): Add inline section.
308         * ipa-inline-analysis.c: Include lto-streamer.h
309         (node_removal_hook_holder, node_duplication_hook_holder): New holders
310         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
311         (inline_summary_vec): Define.
312         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
313         dump_inline_summaries): New functions.
314         (estimate_function_body_sizes): Properly compute size/time of outgoing
315         calls.
316         (compute_inline_parameters): Alloc inline_summary; do not compute
317         size/time of incomming calls.
318         (estimate_edge_time): Avoid missing time summary hack.
319         (inline_read_summary): Read inline summary info.
320         (inline_write_summary): Write inline summary info.
321         (inline_free_summary): Free all hooks and inline summary vector.
322         * lto-streamer.h: Add LTO_section_inline_summary section.
323         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
324         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
326 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
328         * tree-vectorizer.h (vect_strided_store_supported): Add a
329         HOST_WIDE_INT argument.
330         (vect_strided_load_supported): Likewise.
331         (vect_permute_store_chain): Return void.
332         (vect_transform_strided_load): Likewise.
333         (vect_permute_load_chain): Delete.
334         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
335         count argument.  Check that the count is a power of two.
336         (vect_strided_load_supported): Likewise.
337         (vect_permute_store_chain): Return void.  Update after above changes.
338         Assert that the access is supported.
339         (vect_permute_load_chain): Likewise.
340         (vect_transform_strided_load): Return void.
341         * tree-vect-stmts.c (vectorizable_store): Update calls after
342         above interface changes.
343         (vectorizable_load): Likewise.
344         (vect_analyze_stmt): Don't check for strided powers of two here.
346 2011-04-14  Richard Guenther  <rguenther@suse.de>
348         PR tree-optimization/48590
349         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
350         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
351         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
352         BUILT_IN_STACK_SAVE.
353         * tree-ssa-dce.c (propagate_necessity): Handle
354         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
356 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
358         * c-parser.c (c_parser_objc_class_declaration): Updated call to
359         objc_declare_class.
361 2011-04-14  Richard Guenther  <rguenther@suse.de>
363         * tree.h (get_object_alignment_1): Declare.
364         * builtins.c (get_object_alignment_1): Split out worker from ...
365         (get_object_alignment): ... here.
366         * fold-const.c (get_pointer_modulus_and_residue): Use
367         get_object_alignment_1.
369 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
371         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
372         type parameter.
373         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
374         parameter.  Generalise code to handle arrays as well as vectors.
375         (vect_setup_realignment): Update accordingly.
376         * tree-vect-stmts.c (vectorizable_store): Likewise.
377         (vectorizable_load): Likewise.
379 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
381         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
382         within the per-copy loop.
384 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
386         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
387         in the dump file.
389 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
391         * doc/options.texi (Negative): Explicitly mention that the
392         Negative chain must be circular.
394 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
396         * function.h (block_chainon): Declare.
397         * function.c (block_chainon): Define.
399 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
400             Eric Weddington  <eric.weddington@atmel.com>
401             Georg-Johann Lay <avr@gjlay.de>
403         * config/avr/avr.c: ("insn-codes.h", "optabs.h", "langhooks.h"):
404         New Includes
405         (avr_init_builtins, avr_expand_builtin,
406         avr_expand_delay_cycles, avr_expand_unop_builtin,
407         avr_expand_binop_builtin ): New functions.
408         (avr_builtin_id): New enum
409         (struct avr_builtin_description): New struct
410         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
411         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
413         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
414         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
415         UNSPECV_DELAY_CYCLES): new enumeration values
416         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
417         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
418         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
419         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
420         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
421         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
422         "fmulsu"): New insns
424         * config/avr/avr-c.c: fix line endings
425         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
426         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
427         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
428         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
429         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
431         * doc/extend.texi (AVR Built-in Functions): New node
432         (Target Builtins): Add documentation of AVR
433         built-in functions.
435 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
437         PR target/44643
438         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
439         alone. Error if non-const data has attribute progmem.
441 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
443         * tree.h (struct tree_constructor): Include tree_typed instead of
444         tree_common.
445         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
446         TS_TYPED instead of TS_COMMON.
448 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
450         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
451         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
452         (sse2_psadbw): Merge with *avx_psadbw.
453         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
454         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
455         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
456         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
457         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
458         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
459         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
460         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
461         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
462         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
463         (ssse3_palignrti): Merge with *avx_palignrti.
465 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
467         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
468         * tree-ssanames.c (fini_ssanames): VEC_free it.
469         (make_ssa_name_fn): Update for VECness of free_ssanames.
470         (release_ssa_name, release_dead_ssa_names): Likewise.
471         * tree.h (struct tree_ssa_name): Include tree_typed instead of
472         tree_common.
473         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
474         TS_TYPED instead of TS_COMMON.
476 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
478         * postreload-gcse.c (gcse_after_reload_main): Add calls to
479         statistics_counter_event.
480         * tree-ssa-copyrename.c (stats): Define.
481         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
482         statistics_counter_event.
483         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
484         (bswap_stats, widen_mul_stats): Define.
485         (insert_reciprocals): Increment rdivs_inserted.
486         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
487         rfuncs_inserted.  Add calls to statistics_counter_event.
488         (execute_cse_sincos_1): Increment inserted.
489         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
490         statistics_counter_event.
491         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
492         of bswap_stats.  Add calls to statistics_counter_event.
493         (convert_mult_to_widen): Increment widen_mults_inserted.
494         (convert_plusminus_to_widen): Increment maccs_inserted.
495         (convert_mult_to_fma): Increment fmas_inserted.
496         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
497         calls to statistics_counter_event.
499 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
501         PR rtl-optimization/48455
502         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
503         `temp_costs->mem_cost'.
505 2011-04-13  Jan Hubicka  <jh@suse.cz>
507         * ipa-inline.h: New file.
508         * ipa-inline-analysis.c: New file. Broken out of ...
509         * ipa-inline.c: ... this file; update toplevel comment;
510         include ipa-inline.h
511         (inline_summary): Move to ipa-inline.h
512         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
513         ipa-inline-analysis.c.
514         (cgraph_estimate_time_after_inlining): Rename to estiamte_time_after_inlining;
515         move to ipa-inline-analysis.c
516         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
517         to estimate_edge_growth.
518         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
519         rename to estimate_size_after_inlining.
520         (cgraph_mark_inline_edge): Update for new naming convention.
521         (cgraph_check_inline_limits): Likewise.
522         (cgraph_edge_badness): Likewise.
523         (cgraph_decide_recursive_inlining): Likewise.
524         (cgraph_decide_inlining_of_small_functions): Likewise.
525         (cgraph_decide_inlining_incrementally): Likewise.
526         (cgraph_estimate_growth): Rename to estimate_growth; move to ipa-inline-analysis.c.
527         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
528         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
529         (compute_inline_parameters): Likewise.
530         (compute_inline_parameters_for_current): Likewise.
531         (pass_inline_parameters): Likewise.
532         (inline_indirect_intraprocedural_analysis): Likewise.
533         (analyze_function): Rename to inline_analyze_function; likewise.
534         (add_new_function): Move to ipa-inline-analysis.c.
535         (inline_generate_summary): Likewise.
536         (inline_read_summary): Likewise.
537         (inline_write_summary): Likewise.
538         * Makefile.in (ipa-inline-analysis.c): New file.
540 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
542         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
543         * configure: Regenerate.
545 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
547         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
548         instead of tree_common.
549         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
550         Likewise.
551         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
552         TS_TYPED rather than TS_COMMON.
553         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
555 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
557         PR target/45263
558         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
559         r20 around calls of __tablejump_elpm__
561 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
563         PR middle-end/48591
564         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
565         NULL.
566         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
568 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
570         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
571         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
572         (cfi_vec): New typedef.
573         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
574         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
575         (cie_cfi_vec): New static variable.
576         (cie_cfi_head): Delete.
577         (add_cfi): Accept a cfi_vec * as first argument. All callers and
578         declaration changed. Use vector rather than list operations.
579         (new_cfi): Don't initialize the dw_cfi_next field.
580         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
581         rather than list operations.
582         (lookup_cfa): Use vector rather than list operations.
583         (output_cfis): New argument upto. Accept a cfi_vec rather than
584         a dw_cfi_ref list head as argument. All callers changed.
585         Iterate over the vector using upto as a maximum index.
586         (output_all_cfis): New static function.
587         (output_fde): Use vector rather than list operations. Use the
588         new upto argument for output_cfis rather than manipulating a
589         list.
590         (dwarf2out_begin_prologue): Change initializations to match
591         new struct members.
592         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
593         from the vector length rather than searching for the end of a list.
594         Use output_all_cfis.
595         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
597 2011-04-13  Nick Clifton  <nickc@redhat.com>
599         * config/rx/rx.md (movmemsi): Do not use this pattern when
600         volatile pointers are involved.
602 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
604         * config/i386/sse.md (pinsrbits): Remove.
605         (sse2_packsswb): Merge with *avx_packsswb.
606         (sse2_packssdw): Merge with *avx_packssdw.
607         (sse2_packuswb): Merge with *avx_packuswb.
608         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
609         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
610         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
611         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
612         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
613         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
614         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
615         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
616         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
617         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
618         (sse2_loadld): Merge with *avx_loadld.
619         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
620         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
621         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
622         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
623         (vec_concatv2di): Merge with *vec_concatv2di_avx.
625 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
627         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
628         calling TREE_CHAIN.
629         * print-tree.c (print_node): Likewise.
630         * tree-inline.c (copy_tree_r): Likewise.
631         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
632         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
633         instead of TS_COMMON.
634         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
635         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
636         (copy_node_stat): Zero TREE_CHAIN only if necessary.
637         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
638         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
639         ...and these...
640         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
641         * tree.h: ...here.
642         (TREE_CHAIN): Check for a TS_COMMON structure.
643         (TREE_TYPE): Check for a TS_TYPED structure.
645 2011-04-12  Pat Haugen <pthaugen@us.ibm.com>
647         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
648         cgraph_get_create_node instead of cgraph_node.
650 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
652         * c-parser.c (c_parser_initelt): Updated call to
653         objc_build_message_expr.
654         (c_parser_postfix_expression): Likewise.
656 2011-04-12  Kai Tietz  <ktietz@redhat.com>
658         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
659         MASK_MS_BITFIELD_LAYOUT bit.
661 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
663         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
664         assert it is always true.
665         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
666         moves.
668 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
670         * c-parser.c (c_lex_one_token): Rewritten conditional used when
671         compiling Objective-C to be more efficient.
673 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
675         * opts-common.c (decode_cmdline_options_to_array): Remove variable
676         argv_copied.
678 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
680         * recog.h, genoutput.c, optabs.c: Revert last patch.
682 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
684         PR target/48090
685         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
687 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
689         * recog.h (insn_operand_data): Add an "allows_mem" field.
690         * genoutput.c (output_operand_data): Initialize it.
691         * optabs.c (maybe_legitimize_operand_same_code): New function.
692         (maybe_legitimize_operand): Use it when matching the original
693         op->value.
695 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
697         * genpreds.c (process_define_predicate): Move most processing
698         to gensupport.c.  Continue to validate the expression.
699         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
700         (process_define_predicate): Move processing to gensupport.c.
701         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
702         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
703         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
704         argument.
705         (valid_predicate_name_p): New function, split out from old
706         genpreds.c:process_define_predicate.
707         (process_define_predicate): New function, combining code from
708         old genpreds.c and genrecog.c functions.
709         (process_rtx): Call it for DEFINE_PREDICATE and
710         DEFINE_SPECIAL_PREDICATE.
712 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
714         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
715         size of a '%A' memory reference.
716         (T_DREG, T_QREG): New neon_builtin_type_bits.
717         (arm_init_neon_builtins): Assert that the load and store operands
718         are neon_struct_operands.
719         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
720         (NEON_ARG_MEMORY): New builtin_arg.
721         (neon_dereference_pointer): New function.
722         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
723         Handle NEON_ARG_MEMORY.
724         (arm_expand_neon_builtin): Update after above interface changes.
725         Use NEON_ARG_MEMORY for loads and stores.
726         * config/arm/predicates.md (neon_struct_operand): New predicate.
727         * config/arm/iterators.md (V_two_elem): Tweak formatting.
728         (V_three_elem): Use BLKmode for accesses that have no associated mode.
729         (V_four_elem): Tweak formatting.
730         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
731         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
732         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
733         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
734         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
735         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
736         (neon_vst4<mode>): Replace pointer operand with a memory operand.
737         Use %A in the output template.
738         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
739         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
740         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
741         the width of the memory access.  Remove post-increment.
742         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
744 2011-04-12  Nick Clifton  <nickc@redhat.com>
746         * config/v850/v850.c (expand_prologue): Do not use the CALLT
747         instruction for interrupt handlers if the target is the basic V850
748         architecture.
749         (expand_epilogue): Likewise.
751 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
753         PR rtl-optimization/48549
754         * combine.c (propagate_for_debug): Also stop after BB_END of
755         this_basic_block.  Process LAST and just stop processing after it.
756         (combine_instructions): If last_combined_insn has been deleted,
757         set last_combined_insn to its PREV_INSN.
759 2011-04-12  Richard Guenther  <rguenther@suse.de>
761         PR tree-optimization/46076
762         * gimple.h (struct gimple_statement_call): Add fntype field.
763         (gimple_call_fntype): Adjust.
764         (gimple_call_set_fntype): New function.
765         * gimple.c (gimple_build_call_1): Set the call function type.
766         * gimplify.c (gimplify_call_expr): Preserve the function
767         type the frontend used for the call.
768         (gimplify_modify_expr): Likewise.
769         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
770         function type.
771         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
772         function type.
773         * tree-ssa.c (useless_type_conversion_p): Function pointer
774         conversions are useless.
776 2011-04-12  Martin Jambor  <mjambor@suse.cz>
778         * cgraph.h (cgraph_node): Remove function declaration.
779         (cgraph_create_node): Declare.
780         (cgraph_get_create_node): Likewise.
781         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
782         Updated all callers.
783         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
784         the decl does not already exist.  Call cgraph_get_create_node instead
785         of cgraph_node.
786         (cgraph_get_create_node): New function.
787         (cgraph_same_body_alias): Update comment.
788         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
789         assert it does not return NULL.
790         (cgraph_update_edges_for_call_stmt): Likewise.
791         (cgraph_clone_edge): Likewise.
792         (cgraph_create_virtual_clone): Likewise.
793         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
794         instead of cgraph_node.
795         (cgraph_add_new_function): Call cgraph_create_node or
796         cgraph_get_create_node instead of cgraph_node.
797         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
798         instead of cgraph_node.
799         (record_eh_tables): Likewise.
800         (mark_address): Likewise.
801         (mark_load): Likewise.
802         (build_cgraph_edges): Call cgraph_get_create_node instead
803         of cgraph_node.
804         (rebuild_cgraph_edges): Likewise.
805         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
806         instead of cgraph_node.
807         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
808         cgraph_node.
809         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
810         cgraph_create_node instead of cgraph_node.
811         * c-decl.c (finish_function): Call cgraph_get_create_node instead
812         of cgraph_node.
813         * lto-cgraph.c (input_node): Likewise.
814         * lto-streamer-in.c (input_function): Likewise.
815         * varasm.c (mark_decl_referenced): Likewise.
816         (assemble_alias): Likewise.
818 2011-04-12  Martin Jambor  <mjambor@suse.cz>
820         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
821         instead of cgraph_node and assert it does not return NULL.
822         * lto-streamer-in.c (lto_read_body): Likewise.
823         * omp-low.c (new_omp_context): Likewise.
824         (create_task_copyfn): Likewise.
825         * tree-emutls.c (lower_emutls_function_body): Likewise.
826         * matrix-reorg.c (transform_allocation_sites): Likewise.
828 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
830         PR c/48552
831         * c-typeck.c (build_asm_expr): Error out on attempts to use
832         void type outputs or inputs for constraints that allow reg or
833         don't allow memory.
835 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
836             Richard Earnshaw  <rearnsha@arm.com>
838         PR target/48250
839         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
840         to use sign-magnitude offsets. Reject unsupported unaligned
841         cases. Add detailed description in comments.
842         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
843         condition from TARGET_32BIT to TARGET_ARM.
845 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
847         * tree.h (struct typed_tree): New.
848         (struct tree_common): Include it instead of tree_base.
849         (TREE_TYPE): Update for new location of type field.
850         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
851         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
852         (union tree_node): Add typed field.
853         * treestruct.def (TS_TYPED): New.
854         * lto-streamer.c (check_handled_ts_structures): Handle it.
855         * tree.c (MARK_TS_TYPED): New macro.
856         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
858 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
860         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
861         (force_nonfallthru): Do not alter the loop nest if no basic block
862         was created.
864 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
866         * config/i386/sse.md (VI): New mode iterator.
867         (SSEMODEI): Remove.
868         (AVX256MODEI): Ditto.
869         (AVXMODEF4P): Ditto.
870         (avxvecpsmode): Ditto.
871         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
872         (sse2_andnot<mode>3): New expander.
873         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
874         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
875         (<any_logic:code><mode>3): Use VI mode iterator.
876         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
877         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
878         (*andnottf3): Handle AVX three-operand constraints.
879         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
881 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
882             Robert Millan  <rmh@gnu.org>
884         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
885         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
886         GNU_USER_DYNAMIC_LINKER64): Define.
887         (REG_NAME): Don't undefine.
888         (MD_UNWIND_SUPPORT): Undefine.
889         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
890         (REG_NAME): Don't undefine.
891         (MD_UNWIND_SUPPORT): Undefine.
892         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
894 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
896         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
897         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
899 2011-04-11  Xinliang David Li  <davidxl@google.com>
901         * value-profile.c (check_ic_target): New function.
902         (gimple_ic_transform): Sanity check indirect call target.
903         * gimple-low.c (gimple_check_call_args): Interface change.
904         (gimple_check_call_matching_types): New function.
905         * tree-inline.c (tree_can_inline_p): Call new function.
907 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
909         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
910         tree-pretty-print.h & realmpfr.h.
912 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
914         PR middle-end/48464
915         * ira.c (setup_pressure_classes): Fix typo in loop condition.
916         (setup_allocno_and_important_classes): Ditto.
918 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
920         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
921         GNU_USER_DYNAMIC_LINKER.
922         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
923         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
924         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
925         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
926         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
927         GNU_USER_TARGET_OS_CPP_BUILTINS.
928         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
929         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
930         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
931         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
932         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
933         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
934         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
935         GNU_USER_TARGET_OS_CPP_BUILTINS.
936         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
937         GNU_USER_DYNAMIC_LINKER.
938         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
939         GNU_USER_TARGET_OS_CPP_BUILTINS.
940         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
941         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
942         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
943         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
944         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
945         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
946         GNU_USER_DYNAMIC_LINKER64): Remove.
947         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
948         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
949         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
950         GNU_USER_DYNAMIC_LINKER.
951         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
952         GNU_USER_TARGET_OS_CPP_BUILTINS.
953         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
954         GNU_USER_TARGET_OS_CPP_BUILTINS.
955         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
956         to GNU_USER_TARGET_OS_CPP_BUILTINS.
957         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
958         GNU_USER_TARGET_OS_CPP_BUILTINS.
959         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
960         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
961         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
962         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
963         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
964         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
965         GNU_USER_DYNAMIC_LINKER.
966         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
967         GNU_USER_TARGET_OS_CPP_BUILTINS.
968         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
969         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
970         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
971         GNU_USER_DYNAMIC_LINKER.
972         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
973         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
974         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
975         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
976         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
977         GNU_USER_DYNAMIC_LINKER.
978         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
979         GNU_USER_DYNAMIC_LINKERN32.
980         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
981         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
982         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
983         GNU_USER_DYNAMIC_LINKER32.
984         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
985         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
986         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
987         GNU_USER_DYNAMIC_LINKER.
988         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
989         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
990         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
991         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
992         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
993         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
994         GNU_USER_DYNAMIC_LINKER32.
995         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
996         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
997         GNU_USER_DYNAMIC_LINKER.
998         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
999         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1000         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
1001         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
1002         GNU_USER_DYNAMIC_LINKER64.
1003         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
1004         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1005         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
1006         GNU_USER_DYNAMIC_LINKER.
1007         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
1008         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1009         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
1010         GNU_USER_DYNAMIC_LINKER.
1011         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
1012         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1013         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
1014         GNU_USER_DYNAMIC_LINKER32.
1015         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
1016         GNU_USER_DYNAMIC_LINKER64.
1017         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
1018         GNU_USER_DYNAMIC_LINKER64.
1019         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
1020         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1021         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
1022         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
1023         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
1025 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
1027         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
1028         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
1029         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
1030         GNU_USER_DYNAMIC_LINKER.
1031         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
1032         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
1033         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
1034         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
1035         GNU_USER_DYNAMIC_LINKER64.
1036         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
1037         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
1038         GNU_USER_LINK_EMULATION.
1039         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
1040         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
1041         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
1042         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
1043         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
1044         CPP_SPEC, CC1_SPEC): Remove.
1045         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
1046         (GNU_USER_DYNAMIC_LINKER): Define.
1047         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
1048         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
1049         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
1050         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
1051         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
1052         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
1053         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
1054         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
1055         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
1056         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
1057         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
1058         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
1059         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
1060         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
1061         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
1062         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
1063         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
1064         GNU_USER_DYNAMIC_LINKER.
1065         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
1066         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
1067         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
1068         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
1069         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
1070         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
1071         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
1072         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
1073         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
1074         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
1076 2011-04-11  Kai Tietz  <ktietz@redhat.com>
1078         PR target/9601
1079         PR target/11772
1080         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
1081         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
1082         comment.
1083         (ix86_is_msabi_thiscall): Removed.
1084         (ix86_is_type_thiscall): Likewise.
1085         (ix86_get_callcvt): New function.
1086         (ix86_comp_type_attributes): Simplify check.
1087         (ix86_function_regparm): Use ix86_get_callcvt for calling
1088         convention attribute checks.
1089         (ix86_return_pops_args): Likewise.
1090         (ix86_static_chain): Likewise.
1091         (x86_this_parameter): Likewise.
1092         (x86_output_mi_thunk): Likewise.
1093         (ix86_function_type_abi): Optimize check for types without attributes.
1094         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
1095         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
1096         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
1097         by flag-values.
1098         (IX86_BASE_CALLCVT): Helper macro.
1099         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
1100         Use ix86_get_callcvt for calling convention attribute checks and avoid
1101         symbol-decoration for stdcall in TARGET_RTD case.
1102         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1103         Likewise.
1104         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
1105         for declaration.
1107 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
1109         * config/i386/sse.md (VI_128): New mode iterator.
1110         (VI12_128): Rename from SSEMODE12.
1111         (VI14_128): Rename from SSEMODE14.
1112         (VI124_128): New mode iterator.
1113         (VI24_128): Rename from SSEMODE248.
1114         (VI248_128): Rename from SSEMODE248.
1115         (SSEMODE124C8): Remove.
1116         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
1117         (*sse2_<plusminus_insn><mode>3): Merge with
1118         *avx_<plusminus_insn><mode>3.
1119         (*mulv8hi3): Merge with *avx_mulv8hi3.
1120         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
1121         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
1122         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
1123         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
1124         (ashr<mode>3): Merge with *avx_ashr<mode>3.
1125         (lshr<mode>3): Merge with *avx_lshr<mode>3.
1126         (ashl<mode>3): Merge with *avx_ashl<mode>3.
1127         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
1128         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
1129         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
1130         (*<smaxmin:code>v8hi3): Ditto.
1131         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
1132         (*<smaxmin:code>v16qi3): Ditto.
1133         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
1134         (*sse2_eq<mode>3): Ditto.
1135         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
1136         (*sse2_gt<mode>3): Ditto.
1137         (vcondv2di): Split out of vcond<mode>.
1138         (vconduv2di): Split out of vcondu<mode>.
1140 2011-04-11  Richard Guenther  <rguenther@suse.de>
1142         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
1143         before calling tree_low_cst.
1145 2011-04-11  Richard Guenther  <rguenther@suse.de>
1147         * stor-layout.c (layout_type): Compute all array index size operations
1148         in the original type.
1149         (initialize_sizetypes): Add comment.
1150         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
1152 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
1154         * common.opt (Tbss=, Tdata=, Ttext=): New options.
1156 2011-04-11  Martin Jambor  <mjambor@suse.cz>
1158         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
1159         of cgraph_node, handle NULL return value.
1160         (cgraph_global_info): Likewise.
1161         (cgraph_rtl_info): Likewise.
1162         * tree-inline.c (estimate_num_insns): Likewise.
1163         * gimplify.c (unshare_body): Likewise.
1164         (unvisit_body): Likewise.
1165         (gimplify_body): Likewise.
1166         * predict.c (optimize_function_for_size_p): Likewise.
1167         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
1168         (call_may_clobber_ref_p_1): Likewise.
1169         * varasm.c (function_section_1): Likewise.
1170         (assemble_start_function): Likewise.
1172 2011-04-11  Martin Jambor  <mjambor@suse.cz>
1174         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
1175         of cgraph_node.
1176         * final.c (rest_of_clean_state): Likewise.
1177         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
1178         * passes.c (pass_init_dump_file): Likewise.
1179         (execute_all_ipa_transforms): Likewise.
1180         (function_called_by_processed_nodes_p): Likewise.
1181         * predict.c (maybe_hot_frequency_p): Likewise.
1182         (probably_never_executed_bb_p): Likewise.
1183         (compute_function_frequency): Likewise.
1184         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
1185         (unnest_nesting_tree_1): Likewise.
1186         (lower_nested_functions): Likewise.
1187         * tree-optimize.c (execute_fixup_cfg): Likewise.
1188         (tree_rest_of_compilation): Likewise.
1189         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
1190         * tree-sra.c (ipa_early_sra): Likewise.
1191         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1192         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
1193         * ipa.c (record_cdtor_fn): Likewise.
1194         * ipa-inline.c (cgraph_early_inlining): Likewise.
1195         (compute_inline_parameters_for_current): Likewise.
1196         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
1197         * ipa-pure-const.c (local_pure_const): Likewise.
1198         * ipa-split.c (split_function): Likewise.
1199         (execute_split_functions): Likewise.
1200         * cgraphbuild.c (build_cgraph_edges): Likewise.
1201         (rebuild_cgraph_edges): Likewise.
1202         (cgraph_rebuild_references): Likewise.
1203         (remove_cgraph_callee_edges): Likewise.
1204         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
1205         (verify_cgraph_node): Likewise.
1206         (cgraph_analyze_functions): Likewise.
1207         (cgraph_preserve_function_body_p): Likewise.
1208         (save_inline_function_body): Likewise.
1209         (save_inline_function_body): Likewise.
1210         * tree-inline.c (copy_bb): Likewise.
1211         (optimize_inline_calls): Likewise.
1213 2011-04-11  Martin Jambor  <mjambor@suse.cz>
1215         PR tree-optimization/48195
1216         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
1217         ipa_check_create_edge_args.
1218         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
1219         ipa_check_create_edge_args.
1220         * ipa-inline.c (inline_generate_summary): Do not call
1221         ipa_check_create_node_params and ipa_check_create_edge_args.
1222         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
1223         ipa_check_create_edge_args.
1225 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
1227         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
1228         instead of loop.
1229         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1230         * function.c (record_hard_reg_sets): Likewise.
1231         * ira.c (compute_regs_asm_clobbered): Likewise.
1232         * sched-deps.c (sched_analyze_1): Likewise.
1233         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
1235 2011-04-09  Xinliang David Li  <davidxl@google.com>
1237         PR tree-optimization/PR48484
1238         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
1239         has_valid_pred lazily
1241 2011-04-09  Duncan Sands  <baldrick@free.fr>
1243         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
1245 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1247         * combine.c (combine_validate_cost): Adjust comments.  Set registered
1248         cost of I0 to zero at the end, if any.
1250 2011-04-08  Xinliang David Li  <davidxl@google.com>
1252         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
1253         to insane profile data.
1255 2011-04-08  Xinliang David Li  <davidxl@google.com>
1257         * final.c (dump_basic_block_info): New function.
1258         (final): Dump basic block.
1259         (final_scan_insn): Remove old dump.
1261 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
1263         PR target/47829
1264         * config.gcc (i386-*-freebsd): Disable unwind table generation for
1265         crtbegin/crtend.
1267 2011-04-08  Michael Matz  <matz@suse.de>
1269         PR middle-end/48389
1270         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
1271         functions.
1272         (rebuild_jump_labels): Call rebuild_jump_labels_1.
1273         * rtl.h (rebuild_jump_labels_chain): Declare.
1274         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
1275         insns inserted on edges.
1277 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
1279         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
1280         * config/arm/arm-arches.def: New.
1281         * config/arm/arm-opts.h: New.
1282         * config/arm/genopt.sh: New.
1283         * config/arm/arm-tables.opt: New (generated).
1284         * config/arm/arm.c (arm_handle_option, arm_target_help,
1285         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
1286         (all_architectures): Get most table contents from arm-arches.def.
1287         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
1288         arm_selected_tune here.
1289         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
1290         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
1291         (march=, mcpu=, mtune=): Use Enum and Var.
1292         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
1293         (arm.o): Update dependencies.
1295 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
1297         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
1298         of header_file.
1299         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
1300         (write_typed_alloc_defns): Likewise.
1301         (main): Calls write_typed_alloc_defns with output_header.
1303 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
1305         PR inline-asm/48435
1306         * ira-color.c (setup_profitable_hard_regs): Add comments.
1307         Don't take prohibited hard regs into account.
1308         (setup_conflict_profitable_regs): Rename to
1309         get_conflict_profitable_regs.
1310         (check_hard_reg_p): Check prohibited hard regs.
1312 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
1314         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
1315         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
1316         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
1318 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1320         PR target/48366
1321         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
1322         move from floating point to shift amount register .
1323         (emit_move_sequence): Remove secondary reload support for floating
1324         point to shift amount amount register copies.
1325         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
1326         amount register copies.
1327         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
1328         register, return false if mode isn't a scalar integer mode.
1329         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
1331 2011-04-08  Richard Guenther  <rguenther@suse.de>
1333         * gimple.c (gimple_call_flags): Remove kludge.
1335 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
1337         * sel-sched.c (sel_region_init): Move call to
1338         sel_setup_region_sched_flags after setup_current_loop_nest.
1340 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
1342         PR rtl-optimization/48272
1343         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
1344         init_insn_reg_pressure_info.  Adjust a caller.
1345         * sched-int.h (init_insn_reg_pressure_info): Declare.
1346         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
1347         when sched-pressure is enabled.
1349 2011-04-08  Richard Guenther  <rguenther@suse.de>
1351         * gimple.c (gimple_set_modified): Do not queue calls to
1352         MODIFIED_NORETURN_CALLS here ...
1353         * tree-ssa-operands.c (update_stmt_operands): ... but here.
1355 2011-04-08  Richard Guenther  <rguenther@suse.de>
1357         PR lto/48467
1358         * toplev.c (lang_dependent_init): Do not open asm_out_file
1359         in WPA mode, nor perform debug machinery initialization.
1360         (finalize): Do not unlink asm_out_file in WPA mode.
1362 2011-04-08  Richard Guenther  <rguenther@suse.de>
1364         * gimple.h (gimple_call_fntype): New function.
1365         (gimple_call_return_type): Use it.
1366         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
1367         * gimple-low.c (gimple_check_call_args): Likewise.
1368         * gimple.c (gimple_call_flags): Likewise.
1369         (gimple_call_arg_flags): Likewise.
1370         (gimple_call_return_flags): Likewise.
1371         * tree-cfg.c (verify_gimple_call): Likewise.
1372         (do_warn_unused_result): Likewise.
1373         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1374         * value-prof.c (gimple_ic_transform): Fix fndecl check.
1376 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
1378         PR rtl-optimization/48235
1379         * sel-sched.c (code_motion_process_successors): Recompute the last
1380         insn in basic block if control flow changed.
1381         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
1382         Update condition for ilist_remove.
1384 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
1386         PR rtl-optimization/48302
1387         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
1388         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
1389         it to record added preheader blocks.
1390         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
1391         on to sel_add_loop_preheaders.
1392         (sel_region_init): Move call to setup_current_loop_nest after
1393         sel_init_bbs.
1395 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
1397         PR target/48273
1398         * cfgloop.h (loop_has_exit_edges): New helper.
1399         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
1400         non-clonable.
1401         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
1402         that have no exit edges.
1404 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
1406         PR rtl-optimization/48442
1407         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
1408         all callers.  Adjust assert.
1410 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
1412         PR tree-optimization/48377
1413         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
1414         is_packed to true even for types with smaller TYPE_ALIGN than
1415         TYPE_SIZE.
1417 2011-04-08  Richard Guenther  <rguenther@suse.de>
1419         PR bootstrap/48513
1420         * doc/tm.texi: Re-generate.
1422 2011-04-08  Wei Guozhi  <carrot@google.com>
1424         PR target/47855
1425         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
1426         * config/arm/arm.c (arm_attr_length_push_multi): New function.
1427         * config/arm/arm.md (*push_multi): Change the length computation to
1428         call a C function.
1430 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
1432         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
1433         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
1434         * doc/tm.texi: Regenerate.
1435         * system.h (ASM_OUTPUT_BSS): Poison.
1436         * varasm.c (asm_output_bss): Remove function.
1437         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
1439         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
1440         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
1441         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
1442         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
1443         Likewise.
1444         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
1445         Likewise.
1446         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
1447         Likewise.
1448         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1450 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
1452         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
1453         EnumValue lines.
1455 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
1457         * config/m68k/m68k.c (m68k_handle_option): Don't handle
1458         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
1459         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
1460         OPT_mcpu32.
1461         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
1462         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
1463         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
1464         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
1465         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
1466         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
1467         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
1468         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
1469         options.  Don't map other m68k options manually.  Don't handle
1470         old-style options as canonical.
1471         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
1472         * doc/install.texi (m68k-*-*): Document binutils version requirement.
1474 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
1476         * basic-block.h (force_nonfallthru): Move to...
1477         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
1478         (force_nonfallthru): ...here.
1479         * cfghooks.c (force_nonfallthru): New function.
1480         * cfgrtl.c (force_nonfallthru): Rename into...
1481         (rtl_force_nonfallthru): ...this.
1482         (commit_one_edge_insertion): Do not set AUX field.
1483         (commit_edge_insertions): Do not discover new basic blocks.
1484         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
1485         (cfg_layout_rtl_cfg_hooks): Likewise.
1486         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
1487         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
1488         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
1490 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
1492         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1493         Remove macros.
1495 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
1497         * config/i386/sse.md: Update copyright year.
1498         (avxcvtvecmode): Remove.
1499         (sse_movhlps): Merge with *avx_movhlps.
1500         (sse_movlhps): Merge with *avx_movlhps.
1501         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
1502         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
1503         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
1504         (sse_loadhps): Merge with *avx_loadhps.
1505         (sse_storelps): Merge with *avx_storelps.
1506         (sse_loadlps): Merge with *avx_loadlps.
1507         (sse_movss): Merge with *avx_movss.
1508         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
1509         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
1510         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
1511         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
1512         (vec_set<mode>_0): Ditto.
1513         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
1514         (sse4_1_insertps): Merge with *avx_insertps.
1515         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
1516         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
1517         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
1518         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
1519         (sse2_storehpd): Merge with *avx_storehpd.
1520         (sse2_loadhpd): Merge with *avx_loadhpd.
1521         (sse2_loadlpd): Merge with *avx_loadlpd.
1522         (sse2_movsd): Merge with *avx_movsd.
1523         (*vec_concatv2df): Merge with *vec_concatv2df.
1525 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
1527         PR debug/48343
1528         * combine.c (combine_instructions): Add last_combined_insn,
1529         update it if insn is after it, pass it to all try_combine calls.
1530         (try_combine): Add last_combined_insn parameter, pass it instead of
1531         i3 to propagate_for_debug.
1533 2011-04-07  Nick Clifton  <nickc@redhat.com>
1535         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
1536         to handle MDR <-> data register transfers.
1537         (movhi_internal): Likewise.
1539 2011-04-07  Alan Modra  <amodra@gmail.com>
1541         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
1542         previous stack info.
1544 2011-04-07  Tom de Vries  <tom@codesourcery.com>
1546         PR target/43920
1547         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
1548         flow_find_cross_jump.  Swap variables to implement backward replacement.
1549         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
1551 2011-04-07  Tom de Vries  <tom@codesourcery.com>
1553         PR target/43920
1554         * cfgcleanup.c (walk_to_nondebug_insn): New function.
1555         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
1556         and bb2.
1557         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
1558         src1 or src2.  Redirect edges to the last basic block.  Update
1559         frequency and count on multiple basic blocks in case of fallthru.
1561 2011-04-07  Tom de Vries  <tom@codesourcery.com>
1563         PR target/43920
1564         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
1565         function.
1566         (old_insns_match_p): Change return type.  Replace return false/true
1567         with return dir_none/dir_both.  Use can_replace_by.
1568         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
1569         direction from dir_p.  Register replacement direction in dir, last_dir
1570         and afterlast_dir.  Handle new return type of old_insns_match_p using
1571         merge_dir.  Return replacement direction in dir_p.
1572         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
1573         return type of old_insns_match_p.
1574         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
1575         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
1576         flow_find_cross_jump.
1577         * basic-block.h (enum replace_direction): New type.
1578         (flow_find_cross_jump): Add parameter to declaration.
1580 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
1582         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
1583         (AVXMODEDCVTPS2DQ): Ditto.
1584         (VEC_FLOAT_MODE): Ditto.
1585         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
1586         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
1587         (<any_logic:code><mode>3): Use VF mode iterator.
1588         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
1589         Use VF mode iterator.
1590         (copysign<mode>3): Use VF mode iterator.
1591         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
1592         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
1593         (*<any_logic:code><MODEF:mode>3): Merge with
1594         *avx_<any_logic:code><MODEF:mode>3.
1595         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
1596         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
1597         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
1598         (avx_cvtdq2ps<avxmodesuffix>): Remove.
1599         (sse2_cvtdq2ps): Use %v modifier.
1600         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
1601         (avx_cvtps2dq<avxmodesuffix>): Remove.
1602         (sse2_cvtps2dq): Use %v modifier.
1603         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
1604         (avx_cvttps2dq<avxmodesuffix>): Remove.
1605         (sse2_cvttps2dq): Use %v modifier.
1606         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
1607         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
1608         (sse2_cvtsd2siq): Fix insn template.
1609         (sse2_cvtsd2siq_2): Ditto.
1610         (sse2_cvttsd2siq): Ditto.
1611         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
1612         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
1614 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
1616         * gcov-io.c: Use GCC Runtime Library Exception.
1618 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
1620         PR debug/48466
1621         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
1622         as base_reg whatever register reg has been eliminated to, instead
1623         of hardcoding STACK_POINTER_REGNUM.
1625 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
1627         * doc/tm.texi.in: Document C target hooks as separate from general
1628         target hooks.
1629         * doc/tm.texi: Regenerate.
1630         * genhooks.c (struct hook_desc): Add docname field.
1631         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
1632         docname field.
1633         (hook_array): Include c-target.def.
1634         (emit_documentation): Use docname field in output.
1635         (emit_init_macros): Take docname argument.  Only emit definitions
1636         for hooks matching docname.
1637         (main): Expect additional arguments in all cases.  Pass argument
1638         to emit_init_macros.
1639         * target.def: Move initial macro definitions and comments to
1640         target-hooks-macros.h.
1641         (gcc_targetcm): Move to c-family/c-target.def.
1642         * target.h (targetcm): Move declaration to c-family/c-target.h.
1643         * targhooks.c (default_handle_c_option): Move to
1644         c-family/c-opts.c.
1645         * targhooks.h (default_handle_c_option): Move declaration to
1646         c-family/c-common.h.
1647         * target-hooks-macros.h: New file.
1648         * config.gcc (target_has_targetcm): Define and use to add to
1649         c_target_objs and cxx_target_objs.
1650         * config/default-c.c: New file.
1651         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
1652         of target.h and target-def.h.
1653         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
1654         (darwin_objc_construct_string, darwin_cfstring_ref_p,
1655         darwin_check_cfstring_format_arg): Make static.
1656         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
1657         TARGET_STRING_OBJECT_REF_TYPE_P,
1658         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
1659         * config/darwin-protos.h (darwin_objc_construct_string,
1660         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
1661         declare.
1662         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
1663         TARGET_STRING_OBJECT_REF_TYPE_P,
1664         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
1665         * config/t-darwin (darwin-c.o): Update dependencies.
1666         * system.h (TARGET_HAS_TARGETCM): Poison.
1667         * Makefile.in (TARGET_H): Update.
1668         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
1669         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
1670         (default-c.o): New target.
1671         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
1672         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
1673         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
1674         c-target.def.
1675         (build/genhooks.o): Update dependencies.
1677 2011-04-06  Richard Guenther  <rguenther@suse.de>
1679         * ipa-inline.c (enum inlining_mode): Remove.
1680         (cgraph_flatten): Use some other token.
1681         (cgraph_edge_early_inlinable_p): New function, split out from ...
1682         (cgraph_perform_always_inlining): New function, split out from ...
1683         (cgraph_decide_inlining_incrementally): ... here.
1684         (cgraph_mark_inline_edge): Adjust.
1685         (cgraph_early_inlining): Re-structure.
1686         (pass_early_inline): Require SSA form.
1688 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
1689             Julian Brown  <julian@codesourcery.com>
1690             Mark Shinwell  <shinwell@codesourcery.com>
1692         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
1693         LO_REGS only for Thumb-1.
1694         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
1695         be used in short instructions when optimising for size on Thumb-2.
1697 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
1699         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
1700         associated with user returns to be preserved.
1702 2011-04-06  Tristan Gingold  <gingold@adacore.com>
1704         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
1705         symbol_queue_size, DBXOUT_DECR_NESTING,
1706         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
1707         if XCOFF_DEBUGGING_INFO.
1709 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
1711         * config/i386/i386.md (attribute isa): New.
1712         (attribute enabled): New.
1713         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
1714         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
1715         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
1716         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
1717         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
1718         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
1719         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
1720         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
1722         * config/i386/sse.md (VF): New mode iterator.
1723         (VF1): Ditto.
1724         (VF2): Ditto.
1725         (VF_128): Ditto.
1726         (SSEMODEF4): Remove.
1727         (attribute sse): Handle V8SF and V4DF modes.
1728         (<absneg:code><mode>2): Use VF mode iterator.
1729         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
1730         mode iterator.
1731         (<plusminus_insn><mode>3): Use VF mode iterator.
1732         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
1733         Use VF mode iterator.
1734         (<sse>_vm<plusminus_insn><mode>3): Merge with
1735         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
1736         (mul<mode>3): Use VF mode iterator.
1737         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
1738         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
1739         mode iterator.
1740         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
1741         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
1742         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
1743         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
1744         mode iterator.
1745         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
1746         Use VF1 mode iterator.
1747         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
1748         (sqrt<VF2:mode>2): New expander.
1749         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
1750         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
1751         and sqrtv2df2.  Use VF mode iterator.
1752         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
1753         mode iterator.
1754         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
1755         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
1756         Use VF1 mode iterator.
1757         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
1758         (<smaxmin:code><mode>3): Use VF mode iterator.
1759         (*<smaxmin:code><mode>3_finite): Merge with
1760         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
1761         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
1762         (<sse>_vm<smaxmin:code><mode>2): Merge with
1763         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
1764         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
1765         mode iterator.
1766         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
1767         mode iterator.
1768         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
1769         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
1770         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
1771         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
1772         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
1773         VF mode iterator.
1774         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
1775         Use VF_128 mode iterator.
1776         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
1777         mode iterator.
1778         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
1779         VF_128 mode iterator.
1780         (vcond<mode>): Use VF mode iterator.
1781         * config/i386/predicates.md (sse_comparison_operator): Merge with
1782         avx_comparison_float_operator.  Do not declare as special_predicate.
1783         * config/i386/i386.c (struct builtin_description): Update for renamed
1784         compare patterns.
1785         (ix86_expand_args_builtin): Ditto.
1786         (ix86_expand_sse_compare_mask): Ditto.
1788 2011-04-06  Richard Guenther  <rguenther@suse.de>
1790         * tree-inline.c (estimate_num_insns): For calls simply account
1791         for all passed arguments and a used return value.
1793 2011-04-06  Richard Guenther  <rguenther@suse.de>
1795         PR tree-optimization/47663
1796         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
1797         call_stmt_time fields.
1798         (cgraph_edge_inlinable_p): Declare.
1799         (cgraph_edge_recursive_p): New inline function.
1800         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
1801         (cgraph_clone_edge): Copy it.
1802         * ipa-inline.c (cgraph_estimate_edge_time): New function.
1803         Account for call stmt time.
1804         (cgraph_estimate_time_after_inlining): Take edge argument.
1805         (cgraph_estimate_edge_growth): Account call stmt size.
1806         (cgraph_estimate_size_after_inlining): Take edge argument.
1807         (cgraph_mark_inline_edge): Adjust.
1808         (cgraph_check_inline_limits): Likewise.
1809         (cgraph_recursive_inlining_p): Remove.
1810         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
1811         (cgraph_decide_recursive_inlining): Take edge argument and
1812         adjust.
1813         (cgraph_decide_inlining_of_small_functions): Do not avoid
1814         diags for recursive inlining here.
1815         (cgraph_flatten): Adjust.
1816         (cgraph_decide_inlining_incrementally): Likewise.
1817         (estimate_function_body_sizes): Remove call cost handling.
1818         (compute_inline_parameters): Initialize caller edge call costs.
1819         (cgraph_estimate_edge_growth): New function.
1820         (cgraph_estimate_growth): Use it.
1821         (cgraph_edge_badness): Likewise.
1822         (cgraph_check_inline_limits): Take an edge argument.
1823         (cgraph_decide_inlining_of_small_functions): Adjust.
1824         (cgraph_decide_inlining): Likewise.
1825         * tree-inline.c (estimate_num_insns): Only account for call
1826         return value if it is used.
1827         (expand_call_inline): Avoid diagnostics on recursive inline
1828         functions here.
1829         * lto-cgraph.c (lto_output_edge): Output edge call costs.
1830         (input_edge): Input edge call costs.
1832 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1834         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
1836 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
1838         * doc/invoke.texi (Spec Files): Fix typo.
1840 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
1842         * profile.c (branch_prob): Move declaration of local variable.  Remove
1843         obsolete ??? comment.  Expand the location explicitly instead of using
1844         the LOCATION_FILE and LOCATION_LINE macros.
1846 2011-04-06  Wei Guozhi  <carrot@google.com>
1848         PR target/47855
1849         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
1850         (arm_cond_branch): Likewise.
1851         (arm_cond_branch_reversed): Likewise.
1852         (arm_jump): Likewise.
1853         (push_multi): Likewise.
1854         * config/arm/constraints.md (Py): New constraint.
1856 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1858         PR bootstrap/48471
1859         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
1860         Move these...
1861         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
1862         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
1863         #ifdef DBX_DEBUGGING_INFO.
1865 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
1867         PR bootstrap/48403
1868         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
1869         if old and new states differ.
1871 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
1873         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
1874         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
1875         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
1876         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
1877         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
1878         mcfv4e): Use Alias.
1879         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
1880         ColdFire options to -mcpu= options.
1882 2011-04-05  Jeff Law  <law@redhat.com>
1884         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
1885         check if BB is a successor of LOOP->header and return
1886         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
1888 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
1890         * cprop.c (struct reg_use): Remove.
1891         (reg_use_table): Make an array of RTX.
1892         (find_used_regs, constprop_register, local_cprop_pass,
1893         bypass_block): Simplify users of reg_use_table.
1894         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
1895         on one of the uses found by find_used_regs.
1897 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1899         PR bootstrap/48469
1900         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
1901         declaration.
1903 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1905         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
1906         as an rtx.
1907         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
1909 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
1911         PR middle-end/48441
1912         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
1914 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1916         * combine.c: Include obstack.h.
1917         (struct insn_link): Define.
1918         (uid_log_links): Adjust type.
1919         (FOR_EACH_LOG_LINK): New macro.
1920         (insn_link_obstack): Declare.
1921         (alloc_insn_link): Define.
1922         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
1923         type of link variables.
1924         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
1925         (try_combine, record_promoted_values, distribute_notes): Likewise.
1926         (distribute_links): Likewise.  Tweak prototype.
1927         (clear_log_links): Delete.
1928         (adjust_for_new_dest): Call alloc_insn_link.
1929         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
1931 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1933         * gcse.c (modify_mem_list): Convert to an array of VECs.
1934         (canon_modify_mem_list, compute_transp): Tweak formatting.
1935         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
1936         (load_killed_in_block_p): Likewise.
1937         (record_last_mem_set_info): Likewise.
1938         (clear_modify_mem_tables): Likewise.
1940 2011-04-05  Tom de Vries  <tom@codesourcery.com>
1942         PR middle-end/48461
1943         * function.c (emit_use_return_register_into_block): Only define if
1944         HAVE_return.
1946 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
1948         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
1950 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
1952         * config/rx/rx-opts.h: New.
1953         * config/rx/rx.c (rx_cpu_type): Remove.
1954         (rx_handle_option): Don't assert that global structures are in
1955         use.  Access variables via opts pointer.  Defer most handling of
1956         OPT_mint_register_.  Use error_at.
1957         (rx_option_override): Handle deferred OPT_mint_register_ here.
1958         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
1959         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
1960         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
1961         (rx_cpu_types): New Enum and EnumValue entries.
1962         (mint-register=): Use Defer and use Var accordingly.
1964 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1966         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
1967         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
1968         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
1969         Move these...
1970         (debug_free_queue, debug_nesting, symbol_queue_index):
1971         ...and these...
1972         * dbxout.c: ...to here.  Make static.
1974 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
1976         * gcse.c (modify_pair): Define.  Define a VEC of it.
1977         (canon_modify_mem_list): Convert to an array of VECs.
1978         (free_insn_expr_list_list): Delete.
1979         (clear_modify_mem_tables): Call VEC_free instead.
1980         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
1981         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
1982         (canon_list_insert, compute_transp): Likewise.
1984 2011-04-05  Tom de Vries  <tom@codesourcery.com>
1986         PR target/43920
1987         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
1988         for size.
1990 2011-04-05  Tom de Vries  <tom@codesourcery.com>
1992         PR target/43920
1993         * function.c (emit_use_return_register_into_block): New function.
1994         (thread_prologue_and_epilogue_insns): Use
1995         emit_use_return_register_into_block.
1997 2011-04-05  Tom de Vries  <tom@codesourcery.com>
1999         PR target/43920
2000         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
2001         insn.
2003 2011-04-05  Tom de Vries  <tom@codesourcery.com>
2005         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
2007 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
2009         * config/arm/arm.md (define_constants for unspec): Replace with
2010         define_c_enum.
2011         (define_constants for unspecv): Replace with define_c_enum.
2012         * config/arm/neon.md (define_constants for unspec): Replace with
2013         define_c_enum.
2015 2011-04-04  Richard Henderson  <rth@redhat.com>
2017         PR bootstrap/48400
2018         * dwarf2out.c (output_line_info): Always emit line info from
2019         at least one section.
2020         (dwarf2out_init): Create text_section_line_info here ...
2021         (set_cur_line_info_table): ... not here.
2023 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
2025         PR target/48380
2026         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
2027         not called.
2029         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
2031 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
2033         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
2034         (expr_equiv_p): Remove.
2035         (insert_set_in_table): Look at <dest, src> pair instead of expr.
2036         (hash_scan_set): Update call to insert_set_in_table.
2037         (dump_hash_table): Dump <dest, src> pair.
2038         (lookup_set): Simplify.  Lookup <dest, src> pair.
2039         (compute_transp): Remove, fold heavily simplified code into...
2040         (compute_local_properties): ...here.  Expect COMP and TRANSP
2041         unconditionally.
2042         (find_avail_set): Take set directly from struct expr.
2043         (find_bypass-set): Likewise.
2044         (bypass_block): Likewise.
2045         (cprop_insn): Likewise.  Remove redundant INSN_P test.
2047         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
2048         checks on form of COND from find_implicit_sets to here.
2049         (find_implicit_sets): Cleanup control flow. Split critical edges
2050         if it exposes implicit sets.  Allocate/resize implicit_sets as
2051         necessary.
2052         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
2053         changed something.  Run df_analyze after find_implicit_sets if any
2054         edges were split.  Do not allocate implicit_sets here.
2056         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
2057         (gcse_obstack): Renamed to cprop_obstack.
2058         (GNEW, GNEWVEC, GNEWVAR): Remove.
2059         (gmalloc): Remove.
2060         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
2061         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
2062         (gcse_alloc): Likewise, and rename to cprop_alloc.
2063         (alloc_gcse_men, free_gcse_mem): Remove.
2064         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
2065         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
2066         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
2068         * cprop.c (oprs_not_set_p): Remove.
2069         (mark_set, mark_clobber): Remove.
2070         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
2071         (reg_not_set_p): New function.
2072         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
2073         (cprop_insn): Likewise.
2074         (cprop_jump): Use FOR_EACH_EDGE.
2076 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
2078         PR bootstrap/48403
2079         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
2080         (rank_for_schedule): Use scheduled_insns vector instead of
2081         last_scheduled_insn.
2082         (ok_for_early_queue_removal): Likewise.
2083         (queue_to_ready): Search forward in nonscheduled_insns_begin if
2084         we have a dbg_cnt.
2085         (choose_ready): Likewise.
2086         (commit_schedule): Use VEC_iterate.
2087         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
2088         a dbg_cnt, use it and ensure the first insn is in the ready list.
2089         (haifa_sched_init): Allocate scheduled_insns.
2090         (sched_extend_ready_list): Don't allocate it; reserve space.
2091         (haifa_sched_finish): Free it.
2093 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
2095         * optc-gen.awk: Always remove type from Variable entry before
2096         recording in var_seen.
2098 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
2100         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
2101         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
2102         call to tidy_fallthru_edges.
2104 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
2106         * doc/options.texi (ToLower): Document.
2107         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
2108         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
2109         * opts.h (cl_option): Add cl_tolower field.
2110         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
2111         arguments with lowercase strings.
2112         * config/rx/rx.opt (mcpu=): Add ToLower.
2113         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
2114         argument.
2116 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
2118         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
2120 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
2122         * config/vax/vax.c: Include reload.h.
2124 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
2126         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
2127         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2128         (sparc_preferred_reload_class): New function.
2130 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
2132         PR debug/48401
2133         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
2134         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
2136 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
2138         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
2139         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
2141 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
2143         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
2144         (ASM_OUTPUT_ALIGNED_BSS): Define.
2146 2011-04-03  Michael Matz  <matz@suse.de>
2148         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
2149         and next_slot members.
2150         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
2151         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
2152         (lto_streamer_cache_append): Declare.
2153         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
2154         unsigned index, remove offset parameter, ensure that we append
2155         or update existing entries.
2156         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
2157         parameter, update next_slot for append.
2158         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
2159         parameter.
2160         (lto_streamer_cache_insert_at): Likewise.
2161         (lto_streamer_cache_append): New function.
2162         (lto_streamer_cache_lookup): Use unsigned index.
2163         (lto_streamer_cache_get): Likewise.
2164         (lto_record_common_node): Don't test tree_node_can_be_shared.
2165         (preload_common_node): Adjust call to lto_streamer_cache_insert.
2166         (lto_streamer_cache_delete): Don't free offsets member.
2167         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
2168         (lto_output_string_with_length): Use lto_output_data_stream.
2169         (lto_output_tree_header): Remove ix parameter, don't write it.
2170         (lto_output_builtin_tree): Likewise.
2171         (lto_write_tree): Adjust callers to above, don't track and write
2172         offset, write unsigned index.
2173         (output_unreferenced_globals): Don't emit all global vars.
2174         (write_global_references): Use unsigned indices.
2175         (lto_output_decl_state_refs): Likewise.
2176         (write_symbol): Likewise.
2177         * lto-streamer-in.c (lto_input_chain): Move earlier.
2178         (input_function): Use unsigned index.
2179         (input_alias_pairs): Don't read and then ignore all global vars.
2180         (lto_materialize_tree): Remove ix_p parameter, don't read index,
2181         don't pass it back, use lto_streamer_cache_append.
2182         (lto_register_var_decl_in_symtab): Use unsigned index.
2183         (lto_register_function_decl_in_symtab): Likewise.
2184         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
2185         index.
2186         (lto_get_builtin_tree): Don't read index, use
2187         lto_streamer_cache_append.
2188         (lto_read_tree): Adjust call to lto_materialize_tree.
2190         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
2191         don't use function calls in arguments to MIN.
2193         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
2194         twice.
2196         * gimple.c (gimple_type_leader_entry): Mark deletable.
2198 2011-04-03  Alan Modra  <amodra@gmail.com>
2200         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
2202 2011-04-03  Michael Matz  <matz@suse.de>
2204         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
2205         an integer.
2206         * tree.h (tree_decl_non_common.vindex): Adjust comment.
2208 2011-04-03  Michael Matz  <matz@suse.de>
2210         * cgraphbuild.c (record_reference): Canonicalize constructor values.
2211         * gimple-fold.c (canonicalize_constructor_val): Accept being called
2212         without function context.
2213         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
2214         current_function_decl and cfun.
2216 2011-04-03  Michael Matz  <matz@suse.de>
2218         * tree.c (decl_init_priority_insert): Don't create entry for
2219         default priority.
2220         (decl_fini_priority_insert): Ditto.
2221         (fields_compatible_p, find_compatible_field): Remove.
2222         * tree.h (fields_compatible_p, find_compatible_field): Remove.
2223         * gimple.c (gimple_compare_field_offset): Adjust block comment.
2225 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
2227         * combine.c (try_combine): Remove useless local variable.
2229 2011-04-03  Richard Guenther  <rguenther@suse.de>
2230             Ira Rosen  <ira.rosen@linaro.org>
2232         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
2233         non-variable offsets and compare the remaining bases of the two
2234         accesses instead of looking for exact same data-ref.
2236 2011-04-02  Kai Tietz  <ktietz@redhat.com>
2238         PR target/48416
2239         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
2241         * i386.c (ix86_is_msabi_thiscall): New helper function.
2242         (ix86_is_type_thiscall): New helper function.
2243         (ix86_comp_type_attributes): Handle thiscall for method-functions
2244         special.
2245         (init_cumulative_args): Likewise.
2246         (find_drap_reg): Likewise.
2247         (ix86_static_chain): Likewise.
2248         (x86_this_parameter): Likewise.
2249         (x86_output_mi_thunk): Likewise.
2251 2011-04-01  Olivier Hainque  <hainque@adacore.com>
2252             Nicolas Setton  <setton@adacore.com>
2253             Eric Botcazou  <ebotcazou@adacore.com>
2255         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
2256         (add_gnat_descriptive_type_attribute): New function.
2257         (gen_array_type_die): Call it.
2258         (gen_enumeration_type_die): Likewise.
2259         (gen_struct_or_union_type_die): Likewise.
2260         (modified_type_die): Likewise.
2261         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
2262         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
2263         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
2265 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
2267         PR bootstrap/48148
2268         * dwarf2out.c (resolve_addr): Don't call force_decl_die
2269         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
2271         Revert:
2272         2011-03-17  Richard Guenther  <rguenther@suse.de>
2274         PR bootstrap/48148
2275         * lto-cgraph.c (input_overwrite_node): Clear the abstract
2276         origin for decls in other ltrans units.
2277         (input_varpool_node): Likewise.
2279 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
2281         PR middle-end/48335
2282         * expr.c (expand_assignment): Handle all possibilities
2283         if TO_RTX is CONCAT.
2284         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
2285         (store_split_bit_field): If SUBREG_REG (op0) or
2286         op0 itself has smaller mode than word, return it
2287         for offset 0 and const0_rtx for out-of-bounds stores.
2288         If word is const0_rtx, skip it.
2290 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
2292         * config/h8300/h8300.c (print_operand_address): Rename to...
2293         (h8300_print_operand_address): ...this. Make static. Adjust comments.
2294         Call h8300_print_operand and h8300_print_operand_address instead of
2295         print_operand and print_operand_address. Declare.
2296         (print_operand): Renake to...
2297         (h8300_print_operand): ...this. Make static. Adjust comments.
2298         Call h8300_print_operand instead of print_operand. Declare.
2299         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
2300         (h8300_register_move_cost): Likewise.
2301         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
2302         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
2303         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
2304         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
2305         * config/h8300/h8300-protos.h (print_operand): Delete.
2306         (print_operand_address): Delete.
2308 2011-04-01  Richard Henderson  <rth@redhat.com>
2310         PR 48400
2311         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
2312         in strict mode before dwarf4.  Re-order tests to early out
2313         before switching sections.
2315 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
2317         * config/h8300/constraints.md: New file.
2318         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
2319         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
2320         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
2321         * config/h8300/predicates.md (bit_operand): Likewise.
2322         (incdec_operand): Use satisfies_constraint_M and
2323         satisfies_constraint_O.  Don't use C code block.
2324         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
2325         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
2326         (compute_mov_length): Use satisfies_constraint_G.
2327         (fix_bit_operand): Use satisfies_constraint_U.
2328         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
2329         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
2330         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
2331         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
2332         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
2333         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
2334         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2335         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
2336         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
2337         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
2338         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
2339         (EXTRA_MEMORY_CONSTRAINT): Delete.
2341 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
2342             Michael Meissner  <meissner@linux.vnet.ibm.com>
2344         PR target/48262
2345         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
2346         operands, as per the specifications.
2348         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
2349         (vec_extract_evenv4sf): Ditto.
2350         (vec_extract_evenv8hi): Ditto.
2351         (vec_extract_evenv16qi): Ditto.
2352         (vec_extract_oddv4si): Ditto.
2354 2011-03-31  Mark Wielaard  <mjw@redhat.com>
2356         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
2357         high_pc attribute if the CU has no associated code. Only output
2358         DW_AT_entry_pc for CU if not generating strict dwarf and
2359         dwarf_version < 4.
2361 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
2363         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
2364         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
2365         out of ...
2366         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
2367         * final.c (final_start_function): Call the new function rather
2368         than using a NULL argument for dwarf2out_frame_debug.
2370         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
2371         that contains the prologue.
2373         * haifa-sched.c (queue_insn): New arg REASON.  All callers
2374         changed.  Print it in debugging output.
2376         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
2378         * sched-ebb.c (begin_schedule_ready): Remove second argument.
2379         Split most of the code into...
2380         (begin_move_insn): ... here.  New function.
2381         (ebb_sched_info): Add a pointer to it.
2382         * haifa-sched.c (scheduled_insns): New static variable.
2383         (sched_extend_ready_list): Allocate it.
2384         (schedule_block): Use it to record the order of scheduled insns.
2385         Perform RTL changes to move insns only after all scheduling
2386         decisions have been made.
2387         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
2388         begin_move_insn field.
2389         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
2390         * sched-int.h (struct haifa_sched_info): Remove second argument
2391         from begin_schedule_ready hook.  Add new member begin_move_insn.
2392         * sched-rgn.c (begin_schedule_ready): Remove second argument.
2393         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
2395         * haifa-sched.c (prune_ready_list): New function, broken out of
2396         schedule_block.
2397         (schedule_block): Use it.
2399 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2401         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
2403 2011-04-01  Kai Tietz  <ktietz@redhat.com>
2405         * config.gcc (*-*-mingw*): Allow as option the
2406         posix threading model.
2407         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
2408         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
2409         definition.
2410         (CPP_SPEC): Add pthread/no-pthread handling.
2411         (LIB_SPEC): Likewise.
2412         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
2413         (LIB_SPEC): Likewise.
2414         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
2415         flag to pass -pthread option for shared libgcc build.
2416         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
2417         for shared libgcc build.
2418         * config/i386/t-mingw-pthread: New file.
2419         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
2420         New define to enable use of library pthread by default.
2421         * config/i386/mingw.opt (pthread): New driver option.
2422         (no-pthread): New driver option.
2423         * config/i386/cygming.opt: Make sure trailing empty line is retained.
2424         * config/i386/mingw-w64.opt: Likewise.
2426 2011-04-01  Gary Funck <gary@intrepid.com>
2428         * c-decl.c (grokdeclarator): Fix formatting.
2430 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
2432         * expr.c (emit_block_move_via_movmem): Use n_generator_args
2433         instead of n_operands.
2434         (set_storage_via_setmem): Likewise.
2435         * optabs.c (maybe_gen_insn): Likewise.
2436         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
2437         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
2438         (mips_expand_builtin_direct): Likewise.
2439         * config/spu/spu.c (expand_builtin_args): Likewise.
2441 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
2443         * recog.h (insn_data_d): Add n_generator_args.
2444         * genoutput.c (data): Likewise.
2445         (output_insn_data): Print it.
2446         (max_opno, num_dups): Delete.
2447         (scan_operands): Just fill in "d->operand[...]".
2448         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
2450 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
2452         * gensupport.h (pattern_stats): New structure.
2453         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
2454         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
2455         (max_operand_1, max_operand_vec): Delete.
2456         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
2458 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
2460         * emit-rtl.c (emit_pattern_after_setloc): New function.
2461         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
2462         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
2463         (emit_pattern_after): New function.
2464         (emit_insn_after, emit_jump_insn_after): Call it.
2465         (emit_call_insn_after, emit_debug_insn_after): Likewise.
2466         (emit_pattern_before_setloc): New function.
2467         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
2468         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
2469         Likewise.
2470         (emit_pattern_before): New function.
2471         (emit_insn_before, emit_jump_insn_before): Call it.
2472         (emit_call_insn_before, emit_debug_insn_before): Likewise.
2474 2011-03-31  Richard Henderson  <rth@redhat.com>
2476         * dwarf2out.c (dw_separate_line_info_ref): Remove.
2477         (dw_separate_line_info_entry): Remove.
2478         (enum dw_line_info_opcode): New.
2479         (dw_line_info_entry): Use it.
2480         (dw_line_info_table, dw_line_info_table_p): New.
2481         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
2482         (line_info_table, line_info_label_num): Remove.
2483         (line_info_table_in_use): Remove.
2484         (separate_line_info_table): Remove.
2485         (separate_line_info_table_allocated): Remove.
2486         (separate_line_info_table_in_use): Remove.
2487         (LINE_INFO_TABLE_INCREMENT): Remove.
2488         (line_info_label_num): New.
2489         (cur_line_info_table): New.
2490         (text_section_line_info, cold_text_section_line_info): New.
2491         (separate_line_info): New.
2492         (SEPARATE_LINE_CODE_LABEL): Remove.
2493         (print_dwarf_line_table): Remove.
2494         (debug_dwarf): Don't dump it.
2495         (output_one_line_info_table): New.
2496         (output_line_info): Use it.
2497         (new_line_info_table): New.
2498         (set_cur_line_info_table): New.
2499         (dwarf2out_switch_text_section): Use it.
2500         (dwarf2out_begin_function): Likewise.
2501         (push_dw_line_info_entry): New.
2502         (dwarf2out_source_line): Rewrite for new line info tables.
2503         (dwarf2out_init): Remove dead initailizations.
2505 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
2507         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
2508         various flags.
2509         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
2510         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
2511         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
2512         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
2513         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
2514         * opt-functions.awk (flag_init, switch_bit_fields): New.
2515         (switch_flags): Don't handle flags moved to bit-fields.  Don't
2516         generate CL_MISSING_OK or CL_SAVE.
2517         * optc-gen.awk: Update to generate bit-field output as well as
2518         flags field.
2519         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
2520         bit-field instead of CL_REJECT_DRIVER flag.
2521         * opts-common.c (generate_canonical_option,
2522         decode_cmdline_option): Use bit-fields instead of CL_* flags.
2523         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
2524         instead of CL_REJECT_NEGATIVE flag.
2525         * toplev.c (print_switch_values): Use cl_report bit-field instead
2526         of CL_REPORT flag.
2528 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
2530         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
2531         a zero minimum index only if it is redundant.
2533 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
2535         PR rtl-optimization/48381
2536         * ira-color.c (assign_hard_reg): Use hard reg set intersection
2537         instead of ira_class_hard_reg_index for calculating conflicting
2538         hard registers.
2540 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
2542         * cprop.c: Clean up hash table building.
2543         (reg_avail_info): Remove.
2544         (oprs_available_p): Remove.
2545         (record_last_reg_set_info): Remove.
2546         (record_last_set_info): Remove.
2547         (reg_available_p): New function.
2548         (gcse_constant_p): Do not treat unfolded conditions as constants.
2549         (make_set_regs_unavailable): New function.
2550         (hash_scan_set): Simplify with new reg_available_p.
2551         (compute_hash_table_work): Traverse insns stream only once.
2552         Do not compute reg_avail_info. Traverse insns in reverse order.
2553         Record implicit sets after recording explicit sets from the block.
2555 2011-03-31  Michael Matz  <matz@suse.de>
2557         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
2559 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
2561         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
2562         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
2563         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2564         (h8300_mode_dependent_address_p): New function.
2565         (h8300_get_index): Make static.
2567 2011-03-31  Jeff Law  <law@redhat.com>
2569         * reload1.c (elimination_effects): Fix typo in recent change.
2571         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
2572         typo potentially leading to null pointer dereference.
2574         * caller-save.c (new_saved_hard_reg): Eliminate return value.
2575         (setup_save_areas): Corresponding changes to avoid useless
2576         assignments.
2578         * jump.c (reversed_comparison_code_parts): Avoid successive return
2579         statements when REVERSE_CONDITION is defined.
2581         * expr.c (expand_assignment): Avoid useless assignments.
2582         (expand_expr_real_1): Likewise.
2583         (expand_expr_real_2): Avoid useless statements.
2585         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
2587         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
2589         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
2590         statements.
2592         * stmt.c (expand_expr_stmt): Avoid useless assignment.
2594 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
2596         PR target/47109
2597         * doc/tm.texi.in (TARGET_VERSION): Remove.
2598         * doc/tm.texi: Regenerate.
2599         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
2600         * collect2.c (main): Don't use TARGET_VERSION.
2601         * mips-tdump.c (main): Don't use TARGET_VERSION.
2602         * mips-tfile.c (main): Don't use TARGET_VERSION.
2603         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
2604         * config/rs6000/vxworksae.h: Remove.
2605         * config/alpha/alpha.h (TARGET_VERSION): Remove.
2606         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
2607         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
2608         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
2609         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
2610         * config/arm/arm.h (TARGET_VERSION): Remove.
2611         * config/arm/coff.h (TARGET_VERSION): Remove.
2612         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
2613         * config/arm/elf.h (TARGET_VERSION): Remove.
2614         * config/arm/freebsd.h (TARGET_VERSION): Remove.
2615         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
2616         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
2617         * config/arm/pe.h (TARGET_VERSION): Remove.
2618         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
2619         * config/arm/semi.h (TARGET_VERSION): Remove.
2620         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
2621         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
2622         * config/arm/vxworks.h (TARGET_VERSION): Remove.
2623         * config/avr/avr.h (TARGET_VERSION): Remove.
2624         * config/bfin/bfin.h (TARGET_VERSION): Remove.
2625         * config/fr30/fr30.h (TARGET_VERSION): Remove.
2626         * config/frv/frv.h (TARGET_VERSION): Remove.
2627         * config/h8300/h8300.h (TARGET_VERSION): Remove.
2628         * config/i386/cygwin.h (TARGET_VERSION): Remove.
2629         * config/i386/darwin.h (TARGET_VERSION): Remove.
2630         * config/i386/darwin64.h (TARGET_VERSION): Remove.
2631         * config/i386/djgpp.h (TARGET_VERSION): Remove.
2632         * config/i386/freebsd.h (TARGET_VERSION): Remove.
2633         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
2634         * config/i386/gnu.h (TARGET_VERSION): Remove.
2635         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
2636         * config/i386/i386elf.h (TARGET_VERSION): Remove.
2637         * config/i386/linux.h (TARGET_VERSION): Remove.
2638         * config/i386/linux64.h (TARGET_VERSION): Remove.
2639         * config/i386/lynx.h (TARGET_VERSION): Remove.
2640         * config/i386/mingw32.h (TARGET_VERSION): Remove.
2641         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
2642         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
2643         * config/i386/netware.h (TARGET_VERSION): Remove.
2644         * config/i386/nto.h (TARGET_VERSION): Remove.
2645         * config/i386/openbsd.h (TARGET_VERSION): Remove.
2646         * config/i386/vxworks.h (TARGET_VERSION): Remove.
2647         * config/ia64/elf.h (TARGET_VERSION): Remove.
2648         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
2649         * config/ia64/hpux.h (TARGET_VERSION): Remove.
2650         * config/ia64/linux.h (TARGET_VERSION): Remove.
2651         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
2652         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
2653         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
2654         * config/lm32/lm32.h (TARGET_VERSION): Remove.
2655         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
2656         * config/m32c/m32c.h (TARGET_VERSION): Remove.
2657         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
2658         * config/m32r/m32r.h (TARGET_VERSION): Remove.
2659         * config/m68k/linux.h (TARGET_VERSION): Remove.
2660         * config/m68k/m68k.h (TARGET_VERSION): Remove.
2661         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
2662         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
2663         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
2664         * config/mep/mep.h (TARGET_VERSION): Remove.
2665         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
2666         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
2667         * config/mips/iris6.h (MACHINE_TYPE): Remove.
2668         * config/mips/linux.h (TARGET_VERSION): Remove.
2669         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
2670         * config/mips/vxworks.h (TARGET_VERSION): Remove.
2671         * config/mmix/mmix.h (TARGET_VERSION): Remove.
2672         * config/mn10300/linux.h (TARGET_VERSION): Remove.
2673         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
2674         * config/pa/pa.h (TARGET_VERSION): Remove.
2675         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
2676         * config/picochip/picochip.h (TARGET_VERSION): Remove.
2677         * config/rs6000/aix.h (TARGET_VERSION): Remove.
2678         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
2679         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
2680         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
2681         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
2682         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
2683         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
2684         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
2685         * config/rs6000/linux.h (TARGET_VERSION): Remove.
2686         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
2687         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
2688         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
2689         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
2690         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
2691         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
2692         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
2693         * config/s390/linux.h (TARGET_VERSION): Remove.
2694         * config/s390/s390.h (TARGET_VERSION): Remove.
2695         * config/s390/tpf.h (TARGET_VERSION): Remove.
2696         * config/score/score.h (TARGET_VERSION): Remove.
2697         * config/sh/linux.h (TARGET_VERSION): Remove.
2698         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
2699         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
2700         * config/sh/sh.h (TARGET_VERSION): Remove.
2701         * config/sh/sh64.h (TARGET_VERSION): Remove.
2702         * config/sh/superh.h (TARGET_VERSION): Remove.
2703         * config/sh/vxworks.h (TARGET_VERSION): Remove.
2704         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
2705         * config/sparc/linux.h (TARGET_VERSION): Remove.
2706         * config/sparc/linux64.h (TARGET_VERSION): Remove.
2707         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
2708         TARGET_NAME32, TARGET_NAME): Remove.
2709         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
2710         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
2711         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
2712         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
2713         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
2714         * config/spu/spu.h (TARGET_VERSION): Remove.
2715         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
2716         * config/v850/v850.h (TARGET_VERSION): Remove.
2717         * config/vax/linux.h (TARGET_VERSION): Remove.
2718         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
2719         * config/xtensa/elf.h (TARGET_VERSION): Remove.
2720         * config/xtensa/linux.h (TARGET_VERSION): Remove.
2722 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
2724         PR target/48142
2725         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
2726         frame-related from frame-unrelated adjustments to the stack pointer.
2728 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
2730         * common.opt (fdebug-types-section): Move earlier.
2731         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
2733 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
2735         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
2736         var.
2738 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
2740         * tree.h (CASE_CHAIN): Define.
2741         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
2742         (gimple_redirect_edge_and_branch): Likewise.
2744 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
2746         PR middle-end/48367
2747         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
2748         calculation.
2750 2011-03-30  Jeff Law  <law@redhat.com>
2752         * PR bootstrap/48371
2753         * reload1.c (reload): Fix botch in last change.
2755         * reload.h (struct reload): Fix typo introduced in last change.
2757 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
2759         * config/arm/arm.opt (mhard-float, msoft-float): Mark
2760         Undocumented.  Remove help text.
2761         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
2762         -mhard-float.
2764 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
2766         * doc/options.texi (NegativeAlias): Document.
2767         (Alias): Mention NegativeAlias.
2768         * opt-functions.awk: Handle NegativeAlias.
2769         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
2770         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
2771         * opts.h (CL_NEGATIVE_ALIAS): Define.
2772         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
2773         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
2774         OPT_mspe_.
2775         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
2776         Alias entries.
2777         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
2778         mno-spe and mno-isel instead of mspe=no and -misel=no.
2780 2011-03-29  Mark Wielaard  <mjw@redhat.com>
2782         * common.opt (fdebug-types-section): New flag.
2783         * doc/invoke.texi: Document new -fno-debug-types-section flag.
2784         * dwarf2out.c (use_debug_types): New define.
2785         (struct die_struct): Mark die_id with GTY desc use_debug_types.
2786         (print_die): Guard output of type unit signatures using
2787         use_debug_types.
2788         (build_abbrev_table): Replace assert of dwarf_version >= 4
2789         with assert on use_debug_types.
2790         (size_of_die): Likewise.
2791         (unmark_dies): Likewise.
2792         (value_format): Decide AT_ref_external form on use_debug_types.
2793         (output_die): Replace dwarf_version version check guard with
2794         use_debug_types where appropriate.
2795         (modified_type_die): Likewise.
2796         (gen_reference_type_die): Likewise.
2797         (dwarf2out_start_source_file): Likewise.
2798         (dwarf2out_end_source_file): Likewise.
2799         (prune_unused_types_walk_attribs): Likewise.
2800         (dwarf2out_finish): Likewise.
2802 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
2804         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
2806 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
2808         PR rtl-optimization/48332
2809         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
2810         mode of input operand N and modeN to its actual mode.
2812 2011-03-30  Jeff Law  <law@redhat.com>
2814         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
2815         define accessor macro.
2816         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
2817         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
2818         (reg_equiv_init): Likewise.
2819         (reg_equivs_size): New variable.
2820         (reg_equiv_init_size): Remove.
2821         (allocate_initial_values): Move prototype to here from....
2822         * integrate.h (allocate_initial_values): Remove prototype.
2823         * integrate.c: Include reload.h.
2824         (allocate_initial_values): Corresponding changes.
2825         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
2826         (fix_reg_equiv_init, no_equiv): Corresponding changes.
2827         (update_equiv_regs): Corresponding changes.
2828         (ira): Corresponding changes.
2829         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
2830         (push_secondary_reload): Corresponding changes.
2831         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
2832         (make_memloc, find_reloads_address): Corresponding changes.
2833         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
2834         (find_reloads_address_1): Corresponding changes.
2835         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
2836         (refers_to_regno_for_reload_p): Corresponding changes.
2837         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
2838         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
2839         * reload1.c: Include ggc.h.
2840         (grow_reg_equivs): New function.
2841         (replace_pseudos_in, reload): Corresponding changes.
2842         (calculate_needs_all_insns, alter_regs): Corresponding changes.
2843         (eliminate_regs_1, elimination_effects): Corresponding changes.
2844         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
2845         (delete_output_reload): Likewise.
2846         * caller-save.c (mark_referenced_regs): Corresponding changes.
2847         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
2848         * frv/predicates.md (frv_load_operand): Corresponding changes.
2849         * microblaze/microblaze.c (double_memory_operand): Corresponding
2850         changes.
2851         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
2852         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
2853         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
2854         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
2855         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
2856         changes.
2857         * pa/pa.c (emit_move_sequence): Corresponding changes.
2858         * vax/vax.c (nonindexed_address_p): Corresponding changes.
2860 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
2862         PR target/47551
2863         * config/arm/arm.c (coproc_secondary_reload_class): Handle
2864         structure modes.  Don't check neon_vector_mem_operand for
2865         vector or structure modes.
2867 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
2868             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2870         PR target/43590
2871         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
2872         operand 1 and reshuffle the operands to match.
2873         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
2875 2011-03-30  Christian Schüler  <cschueler@gmx.de>
2877         PR driver/48208
2878         * config/c.opt (F): Added 'Driver' to -F option.
2880         PR driver/48260
2881         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
2882           handler function.
2883         * config/darwin.opt: Added '-arch' option.
2885 2011-03-30  Nick Clifton  <nickc@redhat.com>
2887         * config/rx/rx.md: Add peepholes and patterns to combine
2888         extending loads and simple arithmetic instructions.
2889         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
2890         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
2891         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
2892         modes to use pre-decrement and post-increment addressing.
2893         (rx_is_restricted_memory_address): Add range checking of REG+INT
2894         addresses.
2895         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
2896         (rx_memory_move_cost): Adjust cost of stores.
2897         (rx_adjust_insn_length): New function.
2899 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
2901         PR c/48305
2902         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
2903         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
2904         matching arg00/arg01 types.
2906 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
2908         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
2909         last_location to UNKNOWN_LOCATION.
2911 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
2913         PR target/48349
2914         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
2915         FLOAT_SSE_REGS.
2917 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
2918             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2920         PR bootstrap/48337
2921         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
2922         Init(PROCESSOR_V7).
2923         (sparc_cpu): Likewise.
2924         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
2925         PROCESSOR_V7.
2927 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
2929         PR target/48336
2930         PR middle-end/48342
2931         PR rtl-optimization/48345
2932         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
2933         hard regs for given mode from profitable regs when doing secondary
2934         allocation.
2936 2011-03-29  Jeff Law  <law@redhat.com>
2938         PR bootstrap/48327
2939         * tree-ssa-threadupdate.c (struct redirection_data): Remove
2940         do_not_duplicate field.
2941         (lookup_redirection_data): Corresponding changes.
2942         (create_duplicates): Always create a template block.
2943         (redirect_edges): Remove code which reused the original block
2944         when it was going to become unreachable code.
2945         (thread_block): Don't set do_not_duplicate field.
2947 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
2949         * lto-opts.c (register_user_option_p, lto_register_user_option):
2950         Make type argument unsigned.
2951         * lto-streamer.h (lto_register_user_option): Make type argument
2952         unsigned.
2953         * opth-gen.awk: Make CL_* macros unsigned.
2954         * opts-common.c (find_opt): Make lang_mask argument unsigned.
2955         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
2956         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
2957         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
2958         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
2959         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
2960         (find_opt): Make lang_mask argument unsigned.
2962 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
2964         PR rtl-optimization/48331
2965         PR rtl-optimization/48334
2966         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
2967         for any used algorithm.
2969 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
2971         * ira-conflicts.c (build_object_conflicts): Add unused attribute
2972         to parent_max.
2974 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
2976         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
2977         (alpha_option_override): Don't set alpha_sr_alias_set.
2978         (emit_frame_store_1): Use gen_frame_mem rather than calling
2979         set_mem_alias_set.
2980         (alpha_expand_epilogue): Ditto.
2982 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
2984         PR tree-optimization/48290
2985         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
2986         vectorization, check that relevant phis in the basic block after
2987         the inner loop are really inner loop's exit phis.
2989 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
2991         PR debug/48190
2992         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
2993         (cached_dw_loc_list_def): New structure.
2994         (cached_dw_loc_list): New typedef.
2995         (cached_dw_loc_list_table): New variable.
2996         (cached_dw_loc_list_table_hash): New function.
2997         (cached_dw_loc_list_table_eq): Likewise.
2998         (add_location_or_const_value_attribute): Take a bool cache_p.
2999         Cache the list when the parameter is true.
3000         (gen_formal_parameter_die): Update caller.
3001         (gen_variable_die): Likewise.
3002         (dwarf2out_finish): Likewise.
3003         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
3004         while generating debug info for the decl.
3005         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
3006         (dwarf2out_init): Initialize cached_dw_loc_list_table.
3007         (resolve_addr): Cache the result of resolving a chain of
3008         location lists.
3010 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
3012         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
3013         conflict object hard regset nodes have intersecting hard reg sets.
3015         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
3016         after regstat_init_n_sets_and_refs.
3018         * ira.c: Add more comments at the top.
3019         (setup_stack_reg_pressure_class, setup_pressure_classes):
3020         Add comments how we compute the register pressure classes.
3021         (setup_allocno_and_important_classes): Add more comments.
3022         (setup_class_translate_array, reorder_important_classes)
3023         (setup_reg_class_relations): Add comments.
3025         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
3026         start of the file.
3028         * ira-color.c: Add 2011 to the Copyright line.
3029         (assign_hard_reg):  Add more comments.
3030         (improve_allocation): Ditto.
3032         * ira-costs.c: Add 2011 to the Copyright line.
3033         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
3034         comments.
3035         (setup_regno_cost_classes_by_mode): Ditto.
3037         Initial patches from ira-improv branch:
3039         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
3041         * ira-build.c: (ira_create_object): Remove initialization of
3042         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
3043         (ira_create_allocno): Remove initialization of
3044         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
3045         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
3046         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
3047         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
3048         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
3049         Initialize ALLOCNO_ADD_DATA.
3050         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
3051         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
3052         ALLOCNO_REG.
3053         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
3054         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
3056         * ira.c (ira_reallocate): Remove.
3057         (setup_pressure_classes): Call
3058         ira_init_register_move_cost_if_necessary.  Use
3059         ira_register_move_cost instead of ira_get_register_move_cost.
3060         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
3061         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
3063         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
3064         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
3065         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
3066         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
3067         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
3068         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
3069         Fix formatting.
3070         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
3071         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
3072         (struct allocno_color_data): New.
3073         (allocno_color_data_t): New typedef.
3074         (allocno_color_data): New definition.
3075         (ALLOCNO_COLOR_DATA): New macro.
3076         (struct object_color_data): New.
3077         (object_color_data_t): New typedef.
3078         (object_color_data): New definition.
3079         (OBJECT_COLOR_DATA): New macro.
3080         (update_copy_costs, calculate_allocno_spill_cost): Call
3081         ira_init_register_move_cost_if_necessary.  Use
3082         ira_register_move_cost instead of ira_get_register_move_cost.
3083         (move_spill_restore, update_curr_costs): Ditto.
3084         (allocno_spill_priority): Make it inline.
3085         (color_pass): Allocate and free allocno_color_dat and object_color_data.
3086         (struct coalesce_data, coalesce_data_t): New.
3087         (allocno_coalesce_data): New definition.
3088         (ALLOCNO_COALESCE_DATA): New macro.
3089         (merge_allocnos, coalesced_allocno_conflict_p): Use
3090         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
3091         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
3092         (coalesce_allocnos): Ditto.
3093         (setup_coalesced_allocno_costs_and_nums): Ditto.
3094         (collect_spilled_coalesced_allocnos): Ditto.
3095         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
3096         (setup_slot_coalesced_allocno_live_ranges): Ditto.
3097         (coalesce_spill_slots): Ditto.
3098         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
3099         free allocno_coalesce_data.
3101         * ira-conflicts.c: Fix formatting.
3102         (process_regs_for_copy): Call
3103         ira_init_register_move_cost_if_necessary.  Use
3104         ira_register_move_cost instead of ira_get_register_move_cost.
3105         (build_object_conflicts): Optimize.
3107         * ira-costs.c (record_reg_classes): Optimize.  Call
3108         ira_init_register_move_cost_if_necessary.  Use
3109         ira_register_move_cost, ira_may_move_in_cost, and
3110         ira_may_move_out_cost instead of ira_get_register_move_cost and
3111         ira_get_may_move_cost.
3112         (record_address_regs): Ditto.
3113         (scan_one_insn): Optimize.
3114         (find_costs_and_classes): Optimize.
3115         (process_bb_node_for_hard_reg_moves): Call
3116         ira_init_register_move_cost_if_necessary.  Use
3117         ira_register_move_cost instead of ira_get_register_move_cost.
3119         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
3120         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
3121         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
3122         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
3123         definitions.
3124         (ira_initiate_emit_data, ira_finish_emit_data)
3125         (create_new_allocno): New functions.
3126         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
3127         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
3128         Use ira_register_move_cost instead of ira_get_register_move_cost.
3130         * ira-int.h: Fix some comments.
3131         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
3132         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
3133         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
3134         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
3135         add_data.
3136         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
3137         bitfield after mode.  Make hard_regno a short int.  Make
3138         hard_regno short.  Remove first_coalesced_allocno and
3139         next_coalesced_allocno.  Move mem_optimized_dest_p,
3140         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
3141         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
3142         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
3143         temp, colorable_p.  Add new member add_data.
3144         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
3145         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
3146         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
3147         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
3148         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
3149         (ALLOCNO_ADD_DATA): New macro.
3150         (ira_emit_data_t): New typedef.
3151         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
3152         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
3153         from struct ira_allocno.
3154         (ALLOCNO_EMIT_DATA): New macro.
3155         (ira_allocno_emit_data, allocno_emit_reg): New.
3156         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
3157         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
3158         (OBJECT_ADD_DATA): New macro.
3159         (ira_reallocate): Remove.
3160         (ira_initiate_emit_data, ira_finish_emit_data): New.
3161         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
3162         (ira_init_register_move_cost_if_necessary): New.
3163         (ira_object_conflict_iter_next): Merge into
3164         ira_object_conflict_iter_cond.
3165         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
3167         * ira-live.c: (process_single_reg_class_operands): Call
3168         ira_init_register_move_cost_if_necessary.  Use
3169         ira_register_move_cost instead of ira_get_register_move_cost.
3171         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
3173         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
3175         * ira-costs.c: Fix formatting.
3176         (cost_classes, cost_classes_num): Remove.
3177         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
3178         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
3179         (cost_classes_del, cost_classes_htab): New.
3180         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
3181         (initiate_regno_cost_classes, setup_cost_classes): New.
3182         (setup_regno_cost_classes_by_aclass): New.
3183         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
3184         (record_reg_classes): Use regno_cost_classes instead of
3185         cost_classes.  Move checking opposite operand up.
3186         (record_address_regs): Use regno_cost_classes
3187         instead of cost_classes.
3188         (scan_one_insn): Ditto.  Use always general register.
3189         (print_allocno_costs): Use regno_cost_classes instead of
3190         cost_classes.
3191         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
3192         (find_costs_and_classes): Set up cost classes for each registers.
3193         Use also their mode for this.  Use regno_cost_classes instead of
3194         cost_classes.
3195         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
3196         cost_classes.
3197         (free_ira_costs, ira_init_costs): Don't use cost_classes.
3198         (ira_costs, ira_set_pseudo_classes): Call
3199         initiate_regno_cost_classes and finish_regno_cost_classes.
3201         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
3203         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
3205         * target.def (ira_cover_classes): Remove.
3207         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
3209         * doc/tm.texi.in: Ditto.
3211         * ira-conflicts.c: Remove mentioning cover classes from the file.
3212         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
3213         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
3215         * targhooks.c (default_ira_cover_classes): Remove.
3217         * targhooks.h (default_ira_cover_classes): Ditto.
3219         * haifa-sched.c: Remove mentioning cover classes from the file.
3220         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
3221         ira_pressure_classes and ira_pressure_classes_num instead of
3222         ira_reg_class_cover_size and ira_reg_class_cover.  Use
3223         sched_regno_pressure_class instead of sched_regno_cover_class.
3224         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
3225         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
3227         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
3228         classes from the file.
3229         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
3230         (struct object_hard_regs, struct object_hard_regs_node): New.
3231         (struct ira_object): New members profitable_hard_regs,
3232         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
3233         (struct ira_allocno): Rename cover_class to aclass.  Rename
3234         cover_class_cost and updated_cover_class_cost to class_cost and
3235         updated_class_cost.  Remove splay_removed_p and
3236         left_conflict_size.  Add new members colorable_p.
3237         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
3238         (ALLOCNO_COLORABLE_P): New macro.
3239         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
3240         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
3241         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
3242         (OBJECT_...): Rename parameter C to O.
3243         (OBJECT_PROFITABLE_HARD_REGS): New macro.
3244         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
3245         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
3246         (struct target_ira_int): New members x_ira_max_memory_move_cost,
3247         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
3248         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
3249         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
3250         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
3251         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
3252         x_ira_reg_class_subunion.
3253         (ira_max_memory_move_cost, ira_max_register_move_cost)
3254         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
3255         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
3256         (ira_important_class_nums, ira_reg_class_superunion): New macros.
3257         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
3258         (ira_reg_class_union): Rename to ira_reg_class_subunion.
3259         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
3260         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
3261         (ira_tune_allocno_costs_and_cover_classes): Rename to
3262         ira_tune_allocno_costs.
3263         (ira_debug_hard_regs_forest): New.
3264         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
3265         (ira_object_conflict_iter_next): Fix comments.
3266         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
3267         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
3268         cover_class to aclass.
3269         (ira_allocate_and_accumulate_costs): Ditto.
3270         (ira_allocate_and_set_or_copy_costs): Ditto.
3272         * opts.c (decode_options): Remove ira_cover_class check.
3274         * ira-color.c: Remove mentioning cover classes from the file.  Use
3275         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
3276         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
3277         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
3278         (splay-tree.h): Remove include.
3279         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
3280         before copy_freq_compare_func.
3281         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
3282         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
3283         New definitions.
3284         (hard_regs_roots, hard_regs_node_vec): Ditto.
3285         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
3286         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
3287         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
3288         (create_new_object_hard_regs_node): Ditto.
3289         (add_new_object_hard_regs_node_to_forest): Ditto.
3290         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
3291         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
3292         Ditto.
3293         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
3294         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
3295         (remove_unused_object_hard_regs_nodes): Ditto.
3296         (enumerate_object_hard_regs_nodes): Ditto.
3297         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
3298         (object_hard_regs_subnode_t): Ditto.
3299         (struct object_hard_regs_subnode): Ditto.
3300         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
3301         (setup_object_hard_regs_subnode_index): Ditto.
3302         (get_object_hard_regs_subnodes_num): Ditto.
3303         (form_object_hard_regs_nodes_forest): Ditto.
3304         (finish_object_hard_regs_nodes_tree): Ditto.
3305         (finish_object_hard_regs_nodes_forest): Ditto.
3306         (allocnos_have_intersected_live_ranges_p): Rename to
3307         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
3308         (pseudos_have_intersected_live_ranges_p): Rename to
3309         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
3310         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
3311         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
3312         (update_copy_costs): Remove assert.  Skip cost update if the hard
3313         reg does not belong the class.
3314         (assign_hard_reg): Process only profitable hard regs.
3315         (uncolorable_allocnos_num): Make it scalar.
3316         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
3317         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
3318         and ira_reg_class_max_nregs.
3319         (bucket_allocno_compare_func): Check frequency first.
3320         (sort_bucket): Add compare function as a parameter.
3321         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
3322         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
3323         (push_allocno_to_stack): Rewrite for checking new allocno
3324         colorability.
3325         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
3326         (push_only_colorable): Pass new parameter to sort_bucket.
3327         (push_allocno_to_spill): Remove.
3328         (allocno_spill_priority_compare): Make it inline and rewrite.
3329         (splay_tree_allocate, splay_tree_free): Remove.
3330         (allocno_spill_sort_compare): New function.
3331         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
3332         build and use splay tree.  Choose first allocno in uncolorable
3333         allocno bucket to spill.  Remove setting spill cost.
3334         (all_conflicting_hard_regs): Remove.
3335         (setup_allocno_available_regs_num): Check only profitable hard
3336         regs.  Print info about hard regs nodes.
3337         (setup_allocno_left_conflicts_size): Remove.
3338         (put_allocno_into_bucket): Don't call
3339         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
3340         (improve_allocation): New.
3341         (color_allocnos): Call setup_profitable_hard_regs,
3342         form_object_hard_regs_nodes_forest, improve_allocation,
3343         finish_object_hard_regs_nodes_forest.  Setup spill cost.
3344         (print_loop_title): Use pressure classes.
3345         (color_allocnso): Ditto.
3346         (do_coloring): Remove allocation and freeing splay_tree_node_pool
3347         and allocnos_for_spilling.
3348         (ira_sort_regnos_for_alter_reg): Don't setup members
3349         {first,next}_coalesced_allocno.
3350         (color): Remove allocating and freeing removed_splay_allocno_vec.
3351         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
3352         prohibited_class_mode_regs.
3354         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
3355         formatting.
3356         (update_allocno_pressure_excess_length): Use pressure classes.
3357         (inc_register_pressure, dec_register_pressure): Check for pressure
3358         class.
3359         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
3360         pressure class.  Use ira_reg_class_nregs instead of
3361         ira_reg_class_max_nregs.
3362         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
3363         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
3364         (single_reg_class): Use ira_reg_class_nregs instead of
3365         ira_reg_class_max_nregs.
3366         (process_bb_node_lives): Use pressure classes.
3368         * ira-emit.c: Remove mentioning cover classes from the file.  Use
3369         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
3370         (change_loop): Use pressure classes.
3371         (modify_move_list): Call ira_set_allocno_class instead of
3372         ira_set_allocno_cover_class.
3374         * ira-build.c: Remove mentioning cover classes from the file.  Use
3375         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
3376         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
3377         ALLOCNO_UPDATED_CLASS_COST instead of
3378         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
3379         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
3380         (ira_create_allocno): Remove initialization of
3381         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
3382         ALLOCNO_COLORABLE_P.
3383         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
3384         Update conflict regs for the objects.
3385         (create_cap_allocno): Remove assert.  Don't propagate
3386         ALLOCNO_AVAILABLE_REGS_NUM.
3387         (ira_free_allocno_costs): New function.
3388         (finish_allocno): Change a part of code into call of
3389         ira_free_allocno_costs.
3390         (low_pressure_loop_node_p): Use pressure classes.
3391         (object_range_compare_func): Don't compare classes.
3392         (setup_min_max_conflict_allocno_ids): Ditto.
3394         * loop-invariant.c: Remove mentioning cover classes from the file.
3395         Use ira_pressure_classes and ira_pressure_classes_num instead of
3396         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
3397         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
3398         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
3399         Use reg_allocno_class instead of reg_cover_class.
3400         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
3401         STACK_REG_COVER_CLASS.
3402         (get_regno_cover_class): Rename to get_regno_pressure_class.
3403         (move_loop_invariants): Initialize and finalize regstat.
3405         * ira.c: Remove mentioning cover classes from the file.  Add
3406         comments about coloring without cover classes.  Use ALLOCNO_CLASS
3407         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
3408         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
3409         setup_class_subset_and_memory_move_costs.
3410         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
3411         (setup_cover_and_important_classes): Rename to
3412         setup_allocno_and_important_classes.
3413         (setup_class_translate_array): New.
3414         (setup_class_translate): Call it for allocno and pressure classes.
3415         (cover_class_order): Rename to allocno_class_order.
3416         (comp_reg_classes_func): Use ira_allocno_class_translate instead
3417         of ira_class_translate.
3418         (reorder_important_classes): Set up ira_important_class_nums.
3419         (setup_reg_class_relations): Set up ira_reg_class_superunion.
3420         (print_class_cover): Rename to print_classes.  Add parameter.
3421         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
3422         Print pressure classes too.
3423         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
3424         setup_reg_subclasses.
3425         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
3426         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
3427         (setup_prohibited_class_mode_regs): Use
3428         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
3429         (clarify_prohibited_class_mode_regs): New function.
3430         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
3431         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
3432         (ira_init_once): Initialize them.
3433         (free_register_move_costs): Process them.
3434         (ira_init): Move calls of find_reg_classes and
3435         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
3436         Call clarify_prohibited_class_mode_regs.
3437         (ira_no_alloc_reg): Remove.
3438         (too_high_register_pressure_p): Use pressure classes.
3440         * sched-deps.c: Remove mentioning cover classes from the file.
3441         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
3442         ira_pressure_classes and ira_pressure_classes_num instead of
3443         ira_reg_class_cover_size and ira_reg_class_cover.
3444         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
3445         sched_regno_pressure_class instead of sched_regno_cover_class.
3446         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
3447         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
3449         * ira.h: Add 2010 to Copyright.
3450         (ira_no_alloc_reg): Remove external.
3451         (struct target_ira): Rename x_ira_hard_regno_cover_class,
3452         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
3453         x_ira_class_translate to x_ira_hard_regno_allocno_class,
3454         x_ira_allocno_classes_num, x_ira_allocno_classes, and
3455         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
3456         x_ira_pressure_classes, x_ira_pressure_class_translate, and
3457         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
3458         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
3459         x_ira_no_alloc_regs.
3460         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
3461         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
3462         ira_allocno_classes_num and ira_allocno_classes.
3463         (ira_class_translate): Rename to ira_allocno_class_translate.
3464         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
3465         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
3466         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
3467         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
3468         (ira_no_alloc_regs): New.
3470         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
3471         classes from the file.  Use ALLOCNO_CLASS instead of
3472         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
3473         ALLOCNO_COVER_CLASS_COST.
3474         (regno_cover_class): Rename to regno_aclass.
3475         (record_reg_classes): Use ira_reg_class_subunion instead of
3476         ira_reg_class_union.
3477         (record_address_regs): Check overflow.
3478         (scan_one_insn): Ditto.
3479         (print_allocno_costs): Print total mem cost fore regional allocation.
3480         (print_pseudo_costs): Use REG_N_REFS.
3481         (find_costs_and_classes): Use classes intersected with them on the
3482         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
3483         ira_reg_class_union.  Use ira_allocno_class_translate and
3484         regno_aclass instead of ira_class_translate and regno_cover_class.
3485         Modify code for finding regno_aclass.  Setup preferred classes for
3486         the next pass.
3487         (setup_allocno_cover_class_and_costs): Rename to
3488         setup_allocno_class_and_costs.  Use regno_aclass instead of
3489         regno_cover_class.  Use ira_set_allocno_class instead of
3490         ira_set_allocno_cover_class.
3491         (init_costs, finish_costs): Use regno_aclass instead of
3492         regno_cover_class.
3493         (ira_costs): Use setup_allocno_class_and_costs instead of
3494         setup_allocno_cover_class_and_costs.
3495         (ira_tune_allocno_costs_and_cover_classes): Rename to
3496         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
3497         by processing objects.  Use ira_reg_class_max_nregs instead of
3498         ira_reg_class_nregs.
3500         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
3502         * sched-int.h: Remove mentioning cover classes from the file.
3503         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
3505         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
3506         classes from the file.
3507         (struct reg_pref): Rename coverclass into allocnoclass.
3508         (reg_cover_class): Rename to reg_allocno_class.
3510         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
3512         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
3514         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3516         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
3518         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
3520         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
3522         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
3524         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
3526         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
3528         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
3530         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
3531         (i386_ira_cover_classes): Ditto.
3533         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3535         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
3537         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
3539         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
3541         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
3543         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
3545         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
3546         (mips_ira_cover_classes): Ditto.
3548         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
3550         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
3552         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
3554         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
3556         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
3558         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
3559         (IRA_COVER_CLASSES_VSX): Ditto.
3561         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
3562         (rs6000_ira_cover_classes): Ditto.
3564         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
3566         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
3568         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
3570         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
3572         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
3574         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
3576         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
3578         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
3580         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
3582         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
3584 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
3586         PR debug/48253
3587         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
3588         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
3589         dw_fde_unlikely_section_end_label, cold_in_std_section,
3590         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
3591         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
3592         fields.
3593         (output_fde): Use dw_fde_second_{begin,end} if second is
3594         true, otherwise dw_fde_{begin,end}.
3595         (output_call_frame_info): Test dw_fde_second_begin != NULL
3596         instead of dw_fde_switched_sections.
3597         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
3598         fields, initialize new fields.  Initialize in_std_section
3599         unconditionally from the first partition.
3600         (dwarf2out_end_epilogue): Don't override dw_fde_end when
3601         dw_fde_second_begin is non-NULL.
3602         (dwarf2out_switch_text_section): Stop initializing removed
3603         dw_fde_struct fields, initialize new fields, initialize
3604         also dw_fde_end here.  Set dw_fde_switch_cfi even when
3605         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
3606         (struct var_loc_list_def): Add last_before_switch field.
3607         (arange_table, arange_table_allocated, arange_table_in_use,
3608         ARANGE_TABLE_INCREMENT, add_arange): Removed.
3609         (size_of_aranges): Count !in_std_section and !second_in_std_section
3610         hunks in fdes, instead of looking at arange_table_in_use.
3611         (output_aranges): Add aranges_length argument, don't call
3612         size_of_aranges here.  Instead of using aranges_table*
3613         emit ranges for fdes when !in_std_section resp.
3614         !second_in_std_section.
3615         (dw_loc_list): Break ranges crossing section switch.
3616         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
3617         use dw_fde_second_end instead of dw_fde_end as end of last range.
3618         (gen_subprogram_die): Don't call add_arange.  Use
3619         dw_fde_{begin,end} for first partition and if switched
3620         section dw_fde_second_{begin,end} for the second.
3621         (var_location_switch_text_section_1,
3622         var_location_switch_text_section): New functions.
3623         (dwarf2out_begin_function): Initialize cold_text_section even
3624         when function_section () isn't text_section.
3625         (prune_unused_types): Don't walk arange_table.
3626         (dwarf2out_finish): Don't needlessly test
3627         flag_reorder_blocks_and_partition when testing cold_text_section_used.
3628         If info_section_emitted, call size_of_aranges and if it indicates
3629         non-empty .debug_aranges, call output_aranges with the computed
3630         size.  Stop using removed dw_fde_struct fields, use
3631         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
3632         for second.
3634         PR debug/48203
3635         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
3636         create ENTRY_VALUE if incoming or address of incoming's MEM
3637         is a hard REG.
3638         * dwarf2out.c (mem_loc_descriptor): Don't emit
3639         DW_OP_GNU_entry_value of DW_OP_fbreg.
3640         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
3641         on ENTRY_VALUE is able to find the canonical parameter VALUE.
3642         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
3643         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
3644         ENTRY_VALUE_EXPs.
3645         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
3646         is a REG_P or MEM_P with REG_P address, compute hash directly
3647         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
3648         (preserve_only_constants): Don't clear VALUES forwaring
3649         ENTRY_VALUE to some other VALUE.
3651 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
3653         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
3654         instead of GEN_INT.
3656 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
3658         * cfgexpand.c (expand_gimple_cond): Always set the source location and
3659         block before expanding the statement.
3660         (expand_gimple_stmt_1): Likewise.  Set them here...
3661         (expand_gimple_stmt): ...and not here.  Tidy.
3662         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
3663         unknown.
3665 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
3667         * Makefile.in: New rule for cprop.o.
3668         * gcse.c: Move constant/copy propagation to cprop.c.
3669         (compute_local_properties): Only handle expression tables.
3670         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
3671         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
3672         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
3673         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
3674         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
3675         compute_cprop_data, find_used_regs, try_replace_reg,
3676         find_avail_set, cprop_jump, constprop_register, cprop_insn,
3677         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
3678         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
3679         find_bypass_set, reg_killed_on_edge, bypass_block,
3680         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
3681         execute_rtl_cprop, pass_rtl_cprop): Move to...
3682         * cprop.c: ...here.  New file, constant/copy propagation for RTL
3683         moved from gcse.c to here with minor cleanups in duplicated code.
3685 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
3687         * config/i386/i386.c (flag_opts): Fix a typo in
3688         -mavx256-split-unaligned-store.
3690 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
3692         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
3693         LIBCALL_VALUE): Remove macros.
3694         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3695         TARGET_FUNCTION_VALUE_REGNO_P): Define.
3696         (h8300_function_value, h8300_libcall_value,
3697         h8300_function_value_regno_p): New functions.
3699 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
3701         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
3703 2011-03-28  Jeff Law  <law@redhat.com>
3705         * tree-ssa-threadupdate.c (redirect_edges): Call
3706         create_edge_and_update_destination_phis as needed.
3707         (create_edge_and_update_destination_phis): Accept new BB argument.
3708         All callers updated.
3709         (thread_block): Do not update the profile when threading around
3710         intermediate blocks.
3711         (thread_single_edge): Likewise.
3712         (determine_bb_domination_status): If BB is not a successor of the
3713         loop header, return NONDOMINATING.
3714         (register_jump_thread): Note when we register a jump thread around
3715         an intermediate block.
3716         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
3717         (thread_across_edge): Use it.
3719 2011-03-28  Tristan Gingold  <gingold@adacore.com>
3721         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
3722         when for_return is 2.
3724 2011-03-28  Jeff Law  <law@redhat.com>
3726         * var-tracking.c (canonicalize_values_mark): Delete unused
3727         lhs assignment.
3728         (canonicalize_values_star, set_variable_part): Likewise.
3729         (clobber_variable_part, delete_variable_part): Likewise.
3731 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
3733         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
3735 2011-03-28  Martin Jambor  <mjambor@suse.cz>
3737         * tree-inline.c (expand_call_inline): Do not check that destination
3738         node is analyzed.
3739         (optimize_inline_calls): Assert that destination node is analyzed.
3740         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
3741         not call tree_lowering_passes.
3742         * cgraph.h (cgraph_analyze_function): Declare.
3743         * cgraphunit.c (cgraph_analyze_function): Make public.
3745 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
3747         * config/sparc/sparc-opts.h: New.
3748         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
3749         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
3750         (sparc_option_override): Store processor_type enumeration rather
3751         than string in cpu_default.  Remove name and enumeration from
3752         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
3753         without using sparc_select.  Use target_flags_explicit instead of
3754         fpu_option_set.
3755         * config/sparc/sparc.h (enum processor_type): Move to
3756         sparc-opts.h.
3757         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
3758         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
3759         HeaderInclude entry.
3760         (mcpu=, mtune=): Use Var and Enum.
3761         (sparc_processor_type): New Enum and EnumValue entries.
3763 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3764             Iain Sandoe  <iains@gcc.gnu.org>
3766         PR target/48245
3767         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
3769 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
3771         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
3772         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
3773         Insert new statements at it in lieu of STMT.
3774         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
3775         * tree-vect-stmts.c (vectorizable_store): Likewise.
3776         (vectorizable_load): Likewise.
3778 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
3780         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
3781         (divtf3): Ditto.
3782         (multf3): Ditto.
3783         (subtf3): Ditto.
3785 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
3787         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
3788         unaligned 256bit load/store.
3789         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
3790         (*avx_movdqu<avxmodesuffix>): Likewise.
3792 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3794         PR target/48288
3795         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
3796         * config/pa/pa.md (iordi3): Use new predicate in expander.
3797         (iorsi3): Likewise.
3799 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
3801         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
3802         FUNCTION_VALUE_REGNO_P): Remove macros.
3803         * config/mips/mips-protos.h (mips_function_value): Remove.
3804         * config/mips/mips.c (mips_function_value): Rename to...
3805         (mips_function_value_1): ... this. Make static.  Handle receiving
3806         the function type in 'fn_decl_or_type' argument.
3807         (mips_function_value, mips_libcall_value,
3808         mips_function_value_regno_p): New function.
3809         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
3810         TARGET_FUNCTION_VALUE_REGNO_P): Define.
3812 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
3814         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
3815         and -mavx256-split-unaligned-store.
3816         (ix86_option_override_internal): Split 32-byte AVX unaligned
3817         load/store by default.
3818         (ix86_avx256_split_vector_move_misalign): New.
3819         (ix86_expand_vector_move_misalign): Use it.
3821         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
3822         -mavx256-split-unaligned-store.
3824         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
3825         256bit load/store.  Generate unaligned store on misaligned memory
3826         operand.
3827         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
3828         256bit load/store.
3829         (*avx_movdqu<avxmodesuffix>): Likewise.
3831         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
3832         -mavx256-split-unaligned-store.
3834 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
3836         PR target/38598
3837         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
3838         Update commentary.
3840 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
3842         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
3843         opno arguments with an expand_operand.  Use create_input_operand.
3844         (mips_prepare_builtin_target): Delete.
3845         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
3846         functions.
3847         (mips_expand_builtin_direct): Use create_output_operand and
3848         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
3849         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
3850         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
3852 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
3854         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
3855         function.
3856         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
3858 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
3860         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
3861         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
3862         basic blocks and call commit_edge_insertions directly.
3863         (fixup_abnormal_edges): Move from here to...
3864         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
3865         on the edges and return whether some have actually been inserted.
3866         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
3867         compensation code.
3869 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
3871         PR rtl-optimization/48144
3872         * sel-sched-ir.c (merge_history_vect): Factor out from ...
3873         (merge_expr_data): ... here.
3874         (av_set_intersect): Rename to av_set_code_motion_filter.
3875         Update all callers.  Call merge_history_vect when an expression
3876         is found in both sets.
3877         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
3879 2011-03-26  Alan Modra  <amodra@gmail.com>
3881         * config/rs6000/predicates.md (word_offset_memref_op): Handle
3882         cmodel medium addresses.
3883         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
3884         64-bit gpr loads and stores.
3885         (rs6000_secondary_reload_ppc64): New function.
3886         * config/rs6000/rs6000-protos.h: Declare it.
3887         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
3889 2011-03-26  Alan Modra  <amodra@gmail.com>
3891         PR target/47487
3892         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
3893         GNU Go in traceback table.
3895 2011-03-25  Richard Henderson  <rth@redhat.com>
3897         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
3898         if there are exactly 6 operands.
3899         (set_storage_via_setmem): Similarly.
3901 2011-03-25  Kai Tietz  <ktietz@redhat.com>
3903         * collect2.c (write_c_file_stat): Handle backslash
3904         as right-hand directory separator.
3905         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
3906         checking just for slash.
3907         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
3908         instead of checking for trailing slash.
3909         * gcc.c (record_temp_file): Use filename_cmp instead
3910         of strcmp.
3911         (do_spec_1): Likewise.
3912         (replace_outfile_spec_function): Likewise.
3913         (is_directory): Use filename_ncmp instead of strncmp.
3914         (print_multilib_info): Likewise.
3915         * gcov.c (find_source): Use filename_cmp instead
3916         instead of strcmp.
3917         (make_gcov_file_name): Fix order of slash/backslash
3918         checks.
3919         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
3920         (add_standard_paths): Likewise.
3921         * mips-tfile.c (saber_stop): Handle backslash.
3922         * prefix.c (update_path): Use filename_ncmp instead of
3923         strncmp.
3924         * profile.c (output_location): Use filename_cmp instead
3925         of strcmp.
3926         * read-md.c (handle_toplevel_file): Handle backslash.
3927         * tlink.c (frob_extension):  Likewise.
3928         * tree-cfg.c (same_line_p): Use filename_cmp instead of
3929         strcmp.
3930         * tree-dump.c (dequeue_and_dump): Handle backslash.
3931         * tree.c (get_file_function_name): Likewise.
3932         * gengtype.c (read_input_list): Likewise.
3933         (get_file_realbasename): Likewise.
3934         (get_output_file_with_visibility): Use filename_cmp
3935         instead of strcmp.
3937 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
3939         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
3940         case to VFPv1.
3942 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
3944         * fold-const.c (expr_location_or): New function.
3945         (fold_truth_not_expr): Call it.
3947 2011-03-25  Jeff Law  <law@redhat.com>
3949         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
3950         va_end.
3951         * c-family/c-common.c (def_fn_type): Likewise.
3952         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
3953         * emit-rtl.c (gen_rtvec): Likewise.
3954         * lto/lto-lang.c (def_fn_type): Likewise.
3956 2011-03-25  Richard Guenther  <rguenther@suse.de>
3958         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
3959         also generate copies.
3960         (fini_copy_prop): Handle constant values properly.
3962 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
3964         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
3965         mode size instead of bitsize with DWARF2_ADDR_SIZE.
3966         (hash_loc_operands, compare_loc_operands): Handle
3967         DW_OP_GNU_entry_value.
3969 2011-03-25  Kai Tietz  <ktietz@redhat.com>
3971         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
3972         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
3973         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
3974         comment and use macro TARGET_64BIT_MS_ABI instead.
3975         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
3976         and change default behavior for 32-bit MS_ABI.
3977         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
3978         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
3979         32-bit, too.
3980         (ix86_cfun_abi): Likewise.
3981         (ix86_maybe_switch_abi): Adjust comment.
3982         (init_cumulative_args): Check for bit-ness in MS_ABI case.
3983         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
3984         instead of checking for SYSV_ABI.
3985         (ix86_nsaved_sseregs): Likewise.
3986         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
3987         to 16 bytes.
3988         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
3989         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
3990         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
3991         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
3992         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
3994 2011-03-25  Richard Guenther  <rguenther@suse.de>
3996         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
3997         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
3998         (verify_gimple): Remove.
3999         * tree-cfg.c (verify_gimple_call): Merge verification
4000         from verify_stmts.
4001         (verify_gimple_phi): Merge verification from verify_stmts.
4002         (verify_gimple_label): New function.
4003         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
4004         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
4005         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
4006         (verify_stmts): Rename to verify_gimple_in_cfg.
4007         (verify_gimple_in_cfg): New function.
4008         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
4009         * tree-ssa.c (verify_ssa): Likewise.
4010         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
4012 2011-03-25  Richard Guenther  <rguenther@suse.de>
4014         * passes.c (init_optimization_passes): Add FRE pass after
4015         early SRA.
4017 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
4018             Andrew Stubbs  <ams@codesourcery.com>
4020         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
4021         for Cortex-A8.
4022         (arm_movdi_vfp_cortexa8): New pattern.
4023         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
4024         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
4025         instructions when tuning for Cortex-A8.  Set attribute "arch".
4026         * config/arm/arm.md: Move include arm-tune.md up a bit.
4027         (define_attr "arch"): Add "onlya8" and "nota8" values.
4028         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
4030 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
4032         PR bootstrap/48282
4033         Revert:
4034         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
4036         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
4037         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
4038         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
4039         * passes.c (init_optimization_passes): Move
4040         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
4042 2011-03-25  Kai Tietz  <ktietz@redhat.com>
4044         * c-typeck.c (comptypes_internal): Replace target
4045         hook call of comp_type_attributes by version in tree.c file.
4046         * gimple.c (gimple_types_compatible_p_1): Likewise.
4047         * tree-ssa.c (useless_type_conversion_p): Likewise.
4048         * tree.c (build_type_attribute_qual_variant): Likewise.
4049         (attribute_value_equal): New static helper function.
4050         (comp_type_attributes): New function.
4051         (merge_attributes): Use attribute_value_equal for comparison.
4052         (attribute_list_contained): Likewise.
4053         * tree.h (comp_type_attributes): New prototype.
4055 2011-03-25  Richard Guenther  <rguenther@suse.de>
4057         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
4058         of complex types at -O0.
4059         (verify_gimple_assign_binary): Likewise.
4060         (verify_gimple_assign_ternary): Likewise.
4062 2011-03-24  Mark Wielaard  <mjw@redhat.com>
4064         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
4065         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
4067 2011-03-24  Mark Wielaard  <mjw@redhat.com>
4069         PR debug/48041
4070         * dwarf2out.c (output_abbrev_section): Only write table when
4071         abbrev_die_table_in_use > 1.
4073 2011-02-24  Richard Henderson  <rth@redhat.com>
4075         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
4076         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
4077         (alpha_expand_unaligned_load_words): Use extql.
4078         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
4079         (emit_insxl): Handle all modes for consistency.
4081 2011-02-24  Richard Henderson  <rth@redhat.com>
4083         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
4084         (alpha_expand_unaligned_load): Likewise.
4085         (alpha_expand_unaligned_store): Likewise.
4086         (alpha_expand_unaligned_load_words): Likewise.
4087         (alpha_expand_unaligned_store_words): Likewise.
4088         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
4089         (alpha_split_lock_test_and_set_12): Likewise.
4090         (print_operand, alpha_fold_builtin_extxx): Likewise.
4091         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
4092         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
4093         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
4094         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
4095         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
4096         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
4097         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
4098         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
4099         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
4100         (extwl, extll, extql): Similarly.
4101         (inswh, inslh, insqh): Similarly.
4102         (mskbl, mskwl, mskll, mskql): Similarly.
4103         (mskwh, msklh, mskqh): Similarly.
4105 2011-02-24  Richard Henderson  <rth@redhat.com>
4107         * config/alpha/alpha.md (attribute isa): Add er, ner.
4108         (attribute enabled): Handle them.
4109         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
4111 2011-02-24  Richard Henderson  <rth@redhat.com>
4113         * config/alpha/alpha.md (attribute isa): Add vms.
4114         (attribute enabled): Handle it.
4115         (*movsf): Merge *movsf_{nofix,fix,nofp}.
4116         (*movdf): Merge *movdf_{nofix,fix,nofp}.
4117         (*movtf): Rename from *movtf_internal for consistency.
4118         (*movsi): Merge with *movsi_nt_vms.
4119         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
4120         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
4121         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
4122         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
4124 2011-02-24  Richard Henderson  <rth@redhat.com>
4126         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
4127         (extendqisi2, extendhisi2): Likewise.
4128         (extendqidi2): Simplify BWX/non-BWX expansions.
4129         (extendhidi2): Similarly.
4131 2011-02-24  Richard Henderson  <rth@redhat.com>
4133         * config/alpha/alpha.md (attribute isa): New.
4134         (attribute enabled): New.
4135         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
4136         (zero_extendqisi2, zero_extendqidi2): Similarly.
4137         (zero_extendhisi2, zero_extendhidi2): Similarly.
4138         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
4140 2011-02-24  Richard Henderson  <rth@redhat.com>
4142         * config/alpha/predicates.md (input_operand): Revert last change;
4143         update comment to mention 32-bit VMS rather than Windows.
4145 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
4147         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
4148         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
4149         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
4150         * passes.c (init_optimization_passes): Move
4151         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
4153 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
4155         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
4157 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
4159         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
4160         correctly.
4162 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
4164         PR debug/48204
4165         * simplify-rtx.c (simplify_const_unary_operation): Call
4166         real_convert when changing mode class with FLOAT_EXTEND.
4168 2011-03-24  Nick Clifton  <nickc@redhat.com>
4170         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
4171         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4172         * config/rx/rx.c (rx_option_override): Set align_jumps,
4173         align_loops and align_labels if not set by the user.
4174         (rx_align_for_label): New function.
4175         (rx_max_skip_for_label): New function.
4176         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
4177         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
4178         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
4179         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
4180         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
4182 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
4184         PR rtl-optimization/48263
4185         * optabs.c (expand_binop_directly): Reinstate convert_modes code
4186         and original commutative_p handling.  Use maybe_gen_insn.
4188 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4190         * reload.c (find_reloads_subreg_address): Add address_reloaded
4191         parameter and return true there if the full address has been
4192         reloaded.
4193         (find_reloads_toplev): Pass address_reloaded flag.
4194         (find_reloads_address_1): Don't use address_reloaded parameter.
4196 2011-03-24  Jeff Law  <law@redhat.com>
4198         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
4199         unused variable "ann".
4200         (remove_unused_locals): Likewise.
4202         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
4203         statement.
4205         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
4206         after it is freed.
4208 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4210         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
4211         for invalid symbolic addresses.
4212         (s390_secondary_reload): Don't use s390_check_symref_alignment for
4213         larl operands.
4215 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
4217         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
4218         the argument in calls to fold_truth_not_expr.
4220 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
4222         * tree.c (record_node_allocation_statistics): New function.
4223         (make_node_stat, copy_node_stat, build_string): Call it.
4224         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
4225         (build1_stat, build_omp_clause): Likewise.
4227 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
4229         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
4230         last commit.
4232 2011-03-24  Richard Guenther  <rguenther@suse.de>
4234         PR tree-optimization/48271
4235         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
4236         blocks that still exist.
4238 2011-03-24  Richard Guenther  <rguenther@suse.de>
4240         PR tree-optimization/48270
4241         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
4242         not free datarefs before ddrs.
4244 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
4246         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
4247         from the address built for a reference with variable offset.
4249 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
4251         PR target/48237
4252         * config/i386/i386.md (*movdf_internal_rex64): Do not split
4253         alternatives that can be handled with movq or movabsq insn.
4254         (*movdf_internal): Disable for !TARGET_64BIT.
4255         (*movdf_internal_nointeger): Ditto.
4256         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
4258 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
4260         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
4261         (FUNCTION_ARG_ADVANCE): Likewise.
4262         * tm.texi.in: Change references to them to hook references.
4263         * tm.texi: Regenerate.
4264         * targhooks.c (default_function_arg): Eliminate check for target macro.
4265         (default_function_incoming_arg): Likewise.
4266         (default_function_arg_advance): Likewise.
4267         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
4268         (function_arg_advance): Likewise.
4269         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
4271 2011-03-24  Richard Guenther  <rguenther@suse.de>
4273         PR middle-end/48269
4274         * tree-object-size.c (addr_object_size): Do not double-account
4275         for MEM_REF offsets.
4277 2011-03-24  Diego Novillo  <dnovillo@google.com>
4279         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
4280         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
4281         (lto_input_data_block): Move from lto-opts.c.  Make extern.
4282         Update all users.
4283         (lto_input_string): Rename from input_string.  Make extern.
4284         Update all users.
4285         * lto-streamer-out.c (lto_output_string_with_length): Rename from
4286         output_string_with_length.
4287         Output 0 to indicate a non-NULL string.  Update all callers to
4288         not emit 0.
4289         (lto_output_string): Rename from output_string.  Make extern.
4290         Update all users.
4291         (lto_output_decl_state_streams): Make extern.
4292         (lto_output_decl_state_refs): Make extern.
4293         * lto-streamer.h (lto_input_string): Declare.
4294         (lto_input_data_block): Declare.
4295         (lto_output_string): Declare.
4296         (lto_output_string_with_length): Declare.
4297         (lto_output_decl_state_streams): Declare.
4298         (lto_output_decl_state_refs): Declare.
4300 2011-03-24  Richard Guenther  <rguenther@suse.de>
4302         PR tree-optimization/46562
4303         * tree.c (build_invariant_address): New function.
4304         * tree.h (build_invariant_address): Declare.
4305         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
4306         a renamed function moved ...
4307         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
4308         Take valueization callback parameter.
4309         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
4310         * gimple-fold.h: New file.
4311         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
4312         (ccp_fold, fold_const_aggregate_ref,
4313         fold_ctor_reference, fold_nonarray_ctor_reference,
4314         fold_array_ctor_reference, fold_string_cst_ctor_reference,
4315         get_base_constructor): Move ...
4316         * gimple-fold.c: ... here.
4317         (gimple_fold_stmt_to_constant_1): New function
4318         split out from ccp_fold.  Take a valueization callback parameter.
4319         Valueize all operands.
4320         (gimple_fold_stmt_to_constant): New wrapper function.
4321         (fold_const_aggregate_ref_1): New function split out from
4322         fold_const_aggregate_ref.  Take a valueization callback parameter.
4323         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
4324         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
4325         invariant POINTER_PLUS_EXPRs to invariant form.
4326         (vn_valueize): New function.
4327         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
4328         * tree-vrp.c (vrp_valueize): New function.
4329         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
4330         to fold statements to constants.
4331         * tree-ssa-pre.c (eliminate): Properly guard propagation of
4332         function declarations.
4333         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
4334         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
4336 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
4338         * config/h8300/predicates.md (jump_address_operand): Fix register
4339         mode check.
4341 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
4343         * doc/invoke.texi (max-stores-to-sink): Document.
4344         * params.h (MAX_STORES_TO_SINK): Define.
4345         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
4346         if either vectorization or if-conversion is disabled.
4347         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
4348         tree-vect-data-refs.c vect_equal_offsets.
4349         (dr_equal_offsets_p): New function.
4350         (find_data_references_in_bb): Remove static.
4351         * tree-data-ref.h (find_data_references_in_bb): Declare.
4352         (dr_equal_offsets_p): Likewise.
4353         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
4354         (vect_drs_dependent_in_basic_block): Update calls to
4355         vect_equal_offsets.
4356         (vect_check_interleaving): Likewise.
4357         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
4358         (cond_if_else_store_replacement): Rename to...
4359         (cond_if_else_store_replacement_1): ... this.  Change arguments and
4360         documentation.
4361         (cond_if_else_store_replacement): New function.
4362         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
4363         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
4365 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
4367         PR target/46934
4368         * config/arm/arm.md (casesi): Use the gen_int_mode() function
4369         to subtract lower bound instead of GEN_INT().
4371 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
4373         PR other/48179
4374         PR other/48221
4375         PR other/48234
4376         * doc/extend.texi (Alignment): Move section to match order in TOC.
4377         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
4378         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
4380 2011-03-23  Jeff Law  <law@redhat.com>
4382         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
4383         before removing the edge.
4385         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
4386         it may have been freed by redirect_branch_edge or
4387         redirect_edge_succ_nodup.
4389 2011-03-23  Richard Guenther  <rguenther@suse.de>
4391         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
4392         (check_va_list_escapes): Likewise.
4393         (check_all_va_list_escapes): Likewise.
4395 2011-03-23  Richard Guenther  <rguenther@suse.de>
4397         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
4398         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
4399         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
4400         (alias.o): Likewise.
4401         (ipa-type-escape.o): Remove.
4402         (ipa-struct-reorg.o): Likewise.
4403         (GTFILES): Remove ipa-struct-reorg.c.
4404         * alias.c: Do not include ipa-type-escape.h.
4405         * tree-ssa-alias.c: Likewise.
4406         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
4407         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
4408         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
4409         and ipa-type-escape passes.
4410         * tree-pass.h (pass_ipa_type_escape): Remove.
4411         (pass_ipa_struct_reorg): Likewise.
4412         * ipa-struct-reorg.h: Remove.
4413         * ipa-struct-reorg.c: Likewise.
4414         * ipa-type-escape.h: Likewise.
4415         * ipa-type-escape.c: Likewise.
4416         * doc/invoke.texi (-fipa-struct-reorg): Remove.
4417         (--param struct-reorg-cold-struct-ratio): Likewise.
4418         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
4419         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
4420         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
4422 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4424         * config/s390/2084.md: Enable all insn reservations also for z9_ec
4425         cpu attribute value.
4426         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
4427         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
4428         * config/s390/s390.c (processor_flags_table): New constant array.
4429         (s390_handle_arch_option): Remove.
4430         (s390_handle_option): Remove s390_handle_arch_option invocations
4431         and OPT_mwarn_framesize_ handling.
4432         (s390_option_override): Remove s390_handle_arch_option invocation.
4433         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
4434         warnings.
4435         * config/s390/s390.md (cpu attribute): Add z9_ec value.
4436         * config/s390/s390.opt (s390_tune, s390_arch)
4437         (march=): Replace s390_arch_option enum and values with
4438         processor_type.  Set variable name to s390_arch.  Set
4439         initialization value.
4440         (mtune=): Replace s390_arch_option with processor_type.  Set
4441         variable name to s390_tune.  Set initialization value.
4443 2011-03-23  Julian Brown  <julian@codesourcery.com>
4445         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
4446         accesses which are not naturally aligned.
4448 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
4450         PR target/47553
4451         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
4453 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
4455         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
4456         parameter from "int" to "enum insn_code".
4457         (expand_operand_type): New enum.
4458         (expand_operand): New structure.
4459         (create_expand_operand): New function.
4460         (create_fixed_operand, create_output_operand): Likewise
4461         (create_input_operand, create_convert_operand_to): Likewise.
4462         (create_convert_operand_from, create_address_operand): Likewise.
4463         (create_integer_operand): Likewise.
4464         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
4465         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
4466         (expand_insn, expand_jump_insn): Likewise.
4467         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
4468         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
4469         (expand_movstr, expand_builtin___clear_cache): Likewise.
4470         (expand_builtin_lock_release): Likewise.
4471         * explow.c (allocate_dynamic_stack_space): Likewise.
4472         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
4473         and use the default handling in that case.
4474         * expmed.c (check_predicate_volatile_ok): Delete.
4475         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
4476         (emit_cstore): Likewise.
4477         * expr.c (emit_block_move_via_movmem): Likewise.
4478         (set_storage_via_setmem, expand_assignment): Likewise.
4479         (emit_storent_insn, try_casesi): Likewise.
4480         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
4481         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
4482         (expand_vec_shift_expr, expand_binop_directly): Likewise.
4483         (expand_twoval_unop, expand_twoval_binop): Likewise.
4484         (expand_unop_direct, emit_indirect_jump): Likewise.
4485         (emit_conditional_move, vector_compare_rtx): Likewise.
4486         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
4487         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
4488         (expand_sync_lock_test_and_set): Likewise.
4489         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
4490         (emit_unop_insn): Likewise.
4491         (expand_copysign_absneg): Change icode to an insn_code.
4492         (create_convert_operand_from_type): New function.
4493         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
4494         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
4495         (expand_insn, expand_jump_insn): Likewise.
4496         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
4497         than const_int_operand for operand 2.
4499 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4501         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
4502         if possible.
4504 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
4506         * emit-rtl.c (emit_pattern_before_noloc): New function.
4507         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
4508         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
4509         (emit_pattern_after_noloc): New function.
4510         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
4511         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
4513 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
4515         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
4516         (__ffsDI2): Likewise.
4518 2011-03-22  Richard Henderson  <rth@redhat.com>
4520         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
4521         of !TARGET_ABI_OPEN_VMS.
4522         (alpha_trampoline_init, alpha_start_function): Likewise.
4523         (alpha_expand_epilogue, alpha_file_start): Likewise.
4524         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
4525         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
4526         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
4527         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
4528         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
4530 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4532         * config/s390/s390-opts.h: New.
4533         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
4534         s390_arch_flags, s390_warn_framesize, s390_stack_size,
4535         s390_stack_guard): Remove.
4536         (s390_handle_arch_option): Return void.  Take enum
4537         s390_arch_option value instead of string and searching array.
4538         (s390_handle_option): Don't assert that global structures are in
4539         use.  Access variables via opts pointer.  Use error_at.  Don't use
4540         sscanf for -mstack-guard= or -mstack-size=.  Update call to
4541         s390_handle_arch_option.
4542         (s390_option_override): Update call to s390_handle_arch_option.
4543         (s390_emit_prologue): Use %d format for s390_stack_size in
4544         diagnostic.  Use %wd for HOST_WIDE_INT.
4545         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
4546         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
4547         * config/s390/s390.opt (config/s390/s390-opts.h): New
4548         HeaderInclude entry.
4549         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
4550         s390_arch_flags, s390_warn_framesize): New Variable entries.
4551         (s390_arch_option): New Enum and EnumValue entries.
4552         (march=): Use Enum instead of Var.
4553         (mstack-guard=, mstack-size=): Use UInteger and Var.
4554         (mtune=): Use Enum.
4556 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4558         * config/score/score.c (score_handle_option): Don't assert that
4559         global structures are in use.  Access target_flags via opts
4560         pointer.  Use value of -march= option to determine target_flags
4561         settings.
4562         * config/score/score.opt (march=): Use Enum.
4563         (score_arch): New Enum and EnumValue entries.
4565 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4567         * config/mep/mep.c (option_mtiny_specified): Remove.
4568         (mep_option_override): Move register handling for -mivc2 from
4569         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
4570         instead of option_mtiny_specified.
4571         (mep_handle_option): Access target_flags via opts pointer.  Don't
4572         assert that global structures are in use.  Defer part of -mivc2
4573         handling and move it to mep_option_override.
4574         * config/mep/mep.opt (IVC2): New Mask entry.
4575         (mivc2): Use Var and Defer instead of Mask.
4577 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4579         * config/v850/v850-opts.h: New.
4580         * config/v850/v850.c (small_memory): Replace with
4581         small_memory_physical_max array.  Make that array static const.
4582         (v850_handle_memory_option): Take integer value of argument.  Take
4583         gcc_options pointer, option text and location.  Return void.
4584         Update for changes to small memory structures.
4585         (v850_handle_option): Access target_flags via opts pointer.  Don't
4586         assert that global structures are in use.  Update calls to
4587         v850_handle_memory_option.
4588         (v850_encode_data_area): Update references to small memory settings.
4589         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
4590         (enum small_memory_type): Move to v850-opts.h.
4591         * config/v850/v850.opt (config/v850/v850-opts.h): New
4592         HeaderInclude entry.
4593         (small_memory_max): New Variable entry.
4594         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
4595         (mtda, mzda): Likewise.
4597 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4599         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
4600         pointer.  Don't assert that global structures are in use.
4602 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4604         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
4605         via opts pointer.  Don't assert that global structures are in use.
4607 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4609         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
4610         (munix=93): Use Var.
4611         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
4612         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
4613         * config/pa/pa-opts.h: New.
4614         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
4615         (pa_handle_option): Don't assert that global structures are in
4616         use.  Access target_flags via opts pointer.  Don't handle
4617         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
4618         OPT_munix_98 here.
4619         (pa_option_override): Handle deferred OPT_mfixed_range_.
4621 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4623         * config/mn10300/mn10300-opts.h: New.
4624         * config/mn10300/mn10300.c (mn10300_processor,
4625         mn10300_tune_string): Remove.
4626         (mn10300_handle_option): Don't assert that global structures are
4627         in use.  Access mn10300_processor via opts pointer.  Don't handle
4628         OPT_mtune_ here.
4629         * config/mn10300/mn10300.h (enum processor_type): Move to
4630         mn10300-opts.h.
4631         (mn10300_processor): Remove.
4632         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
4633         HeaderInclude entry.
4634         (mn10300_processor): New Variable entry.
4635         (mtune=): Use Var.
4637 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4639         * config/microblaze/microblaze.c: Don't include opts.h.
4640         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
4641         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
4642         (mno-clearbss): Use Var and Warn.
4644 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4646         * config/m32r/m32r-opts.h: New.
4647         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
4648         (m32r_handle_option): Don't assert that global structures are in
4649         use.  Access target_flags and m32r_cache_flush_func via opts
4650         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
4651         OPT_mno_flush_trap here.
4652         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
4653         include of m32r-opts.h.
4654         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
4655         HeaderInclude entry.
4656         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
4657         (mmodel=): Use Enum and Var.
4658         (m32r_model): New Enum and EnumValue entries.
4659         (mno-flush-trap): Use Var.
4660         (msdata=): Use Enum and Var.
4661         (m32r_sdata): New Enum and EnumValue entries.
4663 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4665         * config/m32c/m32c.c: Don't include opts.h.
4666         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
4667         m32c_handle_option): Remove.
4668         (m32c_option_override): Check global_options_set.x_target_memregs
4669         instead of target_memregs_set.
4670         * config/m32c/m32c.h (target_memregs): Remove.
4671         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
4672         variable.
4674 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4676         * config/iq2000/iq2000-opts.h: New.
4677         * config/iq2000/iq2000.c: Don't include opts.h.
4678         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
4679         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
4680         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
4681         HeaderInclude entry.
4682         (iq2000_tune): New Variable entry.
4683         (march=): Add comment.  Use Enum.
4684         (iq2000_arch): New Enum and EnumValue entries.
4685         (mcpu=): Use Enum and Var.
4686         (iq2000_tune): New Enum and EnumValue entries.
4688 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4690         * config/ia64/ia64-opts.h: New.
4691         * config/ia64/ia64.c (ia64_tune): Remove.
4692         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
4693         here.  Use error_at.
4694         (ia64_option_override): Handle deferred OPT_mfixed_range_.
4695         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
4696         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
4697         HeaderInclude entry.
4698         (ia64_tune): New Variable entry.
4699         (mfixed-range=): Use Defer and Var.
4700         (mtune=): Use Enum and Var.
4701         (ia64_tune): New Enum and EnumValue entries.
4703 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4705         * config/frv/frv-opts.h: New.
4706         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
4707         frv-opts.h.
4708         (frv_cpu_type): Remove.
4709         * config/frv/frv.c: Don't include opts.h.
4710         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
4711         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
4712         (frv_cpu_type): New Variable entry.
4713         (frv_cpu): New Enum and EnumValue entries.
4715 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4717         * config/cris/cris.c (cris_handle_option): Access target_flags via
4718         opts pointer.  Don't assert that global structures are in use.
4719         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
4720         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
4722 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4724         * config/bfin/bfin-opts.h: New.
4725         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
4726         bfin_si_revision, bfin_workarounds): Remove.
4727         (bfin_cpus): Make static const.
4728         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
4729         not bfin_lib_id_given.
4730         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
4731         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
4732         pointer. Use error_at.  Don't assert that global structures are in use.
4733         * config/bfin/bfin.h: Include bfin-opts.h.
4734         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
4735         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
4736         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
4737         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
4738         entries.
4740 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4742         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
4743         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
4744         or -msoft-float here.
4745         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
4746         -msoft-float and -mhard-float.
4747         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
4748         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
4749         msoft-float.
4750         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
4751         -msoft-float.
4752         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
4753         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
4754         not mhard-float.
4755         (LIBGCC_SPEC): Don't handle -msoft-float.
4756         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
4757         -mhard-float.
4758         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
4759         msoft-float.
4760         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
4761         -mfloat-abi=*, not -msoft-float and -mhard-float.
4762         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
4763         -msoft-float.
4764         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
4765         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
4766         mhard-float and msoft-float.
4767         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
4768         mfloat-abi=soft in comments, not mhard-float and msoft-float.
4769         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
4770         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
4771         mhard-float.
4772         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
4773         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
4774         msoft-float.
4775         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
4776         not mhard-float.
4777         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
4778         not msoft-float.
4780 2011-03-22  Richard Henderson  <rth@redhat.com>
4782         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
4783         TARGET_ABI_WINDOWS_NT.
4784         (alpha_output_function_end_prologue): Likewise.
4785         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
4786         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4787         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
4788         (trap, *movsi_nt_vms): Likewise.
4789         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
4790         (*tablejump_osf_nt_internal): Remove.
4791         * config/alpha/predicates.md (input_operand): Only test Pmode.
4793 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4795         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
4796         via opts pointer.  Use error_at.  Don't assert that global
4797         structures are in use.
4799 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4801         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
4802         (ix86_handle_option): Access ix86_isa_flags and
4803         ix86_isa_flags_explicit via opts pointer.  Don't assert that
4804         global structures are in use.
4805         (ix86_function_specific_save, ix86_function_specific_restore):
4806         Update ix86_isa_flags_explicit field name.
4807         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
4808         (ix86_isa_flags_explicit): Rename TargetSave entry to
4809         x_ix86_isa_flags_explicit.
4811 2011-03-22  Richard Henderson  <rth@redhat.com>
4813         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
4814         (alpha_option_override, direct_return): Likewise.
4815         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
4816         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
4817         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
4818         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4819         (alpha_expand_epilogue, alpha_end_function): Likewise.
4820         (alpha_init_libfuncs): Likewise.
4821         (struct machine_function): Remove unicosmk members.
4822         (print_operand) ['t']: Remove.
4823         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
4824         unicosmk_output_module_name, unicosmk_output_common,
4825         current_section_align, unicosmk_output_text_section_asm_op,
4826         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
4827         unicosmk_section_type_flags, unicosmk_unique_section,
4828         unicosmk_asm_named_section, unicosmk_insert_attributes,
4829         unicosmk_output_align, unicosmk_defer_case_vector,
4830         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
4831         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
4832         unicosmk_output_ssib, unicosmk_add_call_info_word,
4833         unicosmk_extern_head, unicosmk_output_default_externs,
4834         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
4835         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
4836         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
4837         * config/alpha/alpha-protos.h: Update.
4838         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
4839         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
4840         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
4841         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
4842         (*mulsi_se, mulvsi3): Likewise.
4843         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
4844         (*divmodsi_internal, call, call_value, realign): Likewise.
4845         (moddi3, umoddi3): Likewise; remove duplicate expander.
4846         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
4847         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
4848         (*movdi_nofix): Remove r/U alternative.
4849         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
4850         * config/alpha/constraints.md ("U"): Remove.
4851         * config/alpha/predicates.md (call_operand"): Don't test
4852         TARGET_ABI_UNICOSMK.
4854 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4856         * target.def (handle_option): Take gcc_options and
4857         cl_decoded_option pointers and location_t.
4858         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
4859         * doc/tm.texi: Regenerate.
4860         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
4861         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
4862         * lto-opts.c (lto_reissue_options): Generate option structure for
4863         targetm.handle_option call.
4864         * opts.c (target_handle_option): Update call to
4865         targetm.handle_option.  Remove assertions about values now passed
4866         down to hook.
4867         * targhooks.c (default_target_handle_option): New.
4868         * targhooks.h (default_target_handle_option): Declare.
4869         * config/alpha/alpha.c: Include opts.h.
4870         (alpha_handle_option): Update to new hook interface.
4871         * config/arm/arm.c: Include opts.h.
4872         (arm_handle_option): Update to new hook interface.
4873         * config/arm/t-arm (arm.o): Update dependencies.
4874         * config/bfin/bfin.c: Include opts.h.
4875         (bfin_handle_option): Update to new hook interface.
4876         * config/cris/cris.c: Include opts.h.
4877         (cris_handle_option): Update to new hook interface.
4878         * config/frv/frv.c: Include opts.h.
4879         (frv_handle_option): Update to new hook interface.
4880         * config/i386/i386.c: Include opts.h.
4881         (ix86_handle_option): Update to new hook interface.
4882         (ix86_valid_target_attribute_inner_p): Generate option structure
4883         for call to ix86_handle_option.
4884         * config/i386/t-i386 (i386.o): Update dependencies.
4885         * config/ia64/ia64.c: Include opts.h.
4886         (ia64_handle_option): Update to new hook interface.
4887         * config/ia64/t-ia64 (ia64.o): Update dependencies.
4888         * config/iq2000/iq2000.c: Include opts.h.
4889         (iq2000_handle_option): Update to new hook interface.
4890         * config/m32c/m32c.c: Include opts.h.
4891         (m32c_handle_option): Update to new hook interface.
4892         * config/m32r/m32r.c: Include opts.h.
4893         (m32r_handle_option): Update to new hook interface.
4894         * config/m68k/m68k.c: Include opts.h.
4895         (m68k_handle_option): Update to new hook interface.
4896         * config/mep/mep.c: Include opts.h.
4897         (mep_handle_option): Update to new hook interface.
4898         * config/microblaze/microblaze.c: Include opts.h.
4899         (microblaze_handle_option): Update to new hook interface.
4900         * config/mips/mips.c: Include opts.h.
4901         (mips_handle_option): Update to new hook interface.
4902         * config/mn10300/mn10300.c: Include opts.h.
4903         (mn10300_handle_option): Update to new hook interface.
4904         * config/pa/pa.c: Include opts.h.
4905         (pa_handle_option): Update to new hook interface.
4906         * config/pdp11/pdp11.c: Include opts.h.
4907         (pdp11_handle_option): Update to new hook interface.
4908         * config/rs6000/rs6000.c: Include opts.h.
4909         (rs6000_handle_option): Update to new hook interface.
4910         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
4911         * config/rx/rx.c: Include opts.h.
4912         (rx_handle_option): Update to new hook interface.
4913         * config/s390/s390.c: Include opts.h.
4914         (s390_handle_option): Update to new hook interface.
4915         * config/score/score.c: Include opts.h.
4916         (score_handle_option): Update to new hook interface.
4917         * config/sh/sh.c: Include opts.h.
4918         (sh_handle_option): Update to new hook interface.
4919         * config/sparc/sparc.c: Include opts.h.
4920         (sparc_handle_option): Update to new hook interface.
4921         * config/v850/v850.c: Include opts.h.
4922         (v850_handle_option): Update to new hook interface.
4924 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4926         * gcc.c (driver_unknown_option_callback): Only permit and save
4927         unknown -Wno- options.
4928         (driver_wrong_lang_callback): Save options directly instead of via
4929         driver_unknown_option_callback.
4931 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
4933         * combine.c (simplify_set): Try harder to find the best CC mode when
4934         simplifying a nested COMPARE on the RHS.
4936 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
4938         * config/alpha/gnu.h: Remove.
4939         * config/arc: Remove directory.
4940         * config/arm/netbsd.h: Remove.
4941         * config/arm/t-pe: Remove.
4942         * config/crx: Remove directory.
4943         * config/i386/netbsd.h: Remove.
4944         * config/m68hc11: Remove directory.
4945         * config/m68k/uclinux-oldabi.h: Remove.
4946         * config/mcore/mcore-pe.h: Remove.
4947         * config/mcore/t-mcore-pe: Remove.
4948         * config/netbsd-aout.h: Remove.
4949         * config/rs6000/gnu.h: Remove.
4950         * config/sh/sh-symbian.h: Remove.
4951         * config/sh/symbian-base.c: Remove.
4952         * config/sh/symbian-c.c: Remove.
4953         * config/sh/symbian-cxx.c: Remove.
4954         * config/sh/symbian-post.h: Remove.
4955         * config/sh/symbian-pre.h: Remove.
4956         * config/sh/t-symbian: Remove.
4957         * config/svr3.h: Remove.
4958         * config/vax/netbsd.h: Remove.
4959         * config.build: Don't handle i[34567]86-*-pe.
4960         * config.gcc: Remove handling of deprecations for most deprecated
4961         targets.
4962         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
4963         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
4964         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
4965         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
4966         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
4967         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
4968         Remove cases.
4969         * config.host: Don't handle i[34567]86-*-pe.
4970         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
4971         (ASM_SPEC32): Don't handle -mcall-gnu.
4972         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
4973         -mcall-gnu.
4974         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
4975         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
4976         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
4977         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
4978         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
4979         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
4980         conditional on SYMBIAN.
4981         * configure.ac: Don't handle powerpc*-*-gnu*.
4982         * configure: Regenerate.
4983         * doc/extend.texi (interrupt attribute): Don't mention CRX.
4984         * doc/install-old.texi (m6811, m6812): Don't mention.
4985         * doc/install.texi (arc-*-elf*): Don't document multilib option.
4986         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
4987         (m68k-uclinuxoldabi): Don't mention.
4988         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
4989         Remove.
4990         (-mcall-gnu): Remove.
4991         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
4992         families): Remove constraint documentation.
4994 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
4996         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
4997         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
4998         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
5000 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
5002         * config/avr/avr-protos.h (expand_epilogue): Change prototype
5003         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
5004         * config/avr/avr.c (init_cumulative_args)
5005         (avr_function_arg_advance): Use it.
5006         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
5007         sibcall epilogues.
5008         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
5009         (avr_function_ok_for_sibcall): ...this new function.
5010         (avr_lookup_function_attribute1): New static Function.
5011         (avr_naked_function_p, interrupt_function_p)
5012         (signal_function_p, avr_OS_task_function_p)
5013         (avr_OS_main_function_p): Use it.
5014         * config/avr/avr.md ("sibcall", "sibcall_value")
5015         ("sibcall_epilogue"): New expander.
5016         ("*call_insn", "*call_value_insn"): New insn.
5017         ("call_insn", "call_value_insn"): Remove
5018         ("call", "call_value", "epilogue"): Change expander to handle
5019         sibling calls.
5021 2011-03-21  Nick Clifton  <nickc@redhat.com>
5023         * doc/invoke.texi (Overall Options): Move closing brace to end of
5024         options list.
5025         (Optimization Options): Add missing @gol.
5026         (Directory Options): Likewise.
5027         (i386 and x86-64 Options): Likewise.
5028         (RS6000 and PowerPC Options): Likewise.
5029         (i386 and x86-64 Windows Options): Likewise.
5030         (V850 Options): Add text missing from descriptions.
5032 2011-03-22  Richard Henderson  <rth@redhat.com>
5034         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
5035         (avr_incoming_return_addr_rtx): New.
5036         (emit_push_byte): New.
5037         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
5038         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
5039         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
5040         (emit_pop_byte): New.
5041         (expand_epilogue): Use it.  Pop frame pointer by bytes.
5042         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
5043         (INCOMING_RETURN_ADDR_RTX): New.
5044         (INCOMING_FRAME_SP_OFFSET): New.
5045         (ARG_POINTER_CFA_OFFSET): New.
5046         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
5047         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
5048         (pophi): Remove.
5050         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
5052 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
5054         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
5055         (FUNCTION_ARG_ADVANCE): Likewise.
5056         * tm.texi.in: Change references to them to hook references.
5057         * tm.texi: Regenerate.
5058         * targhooks.c (default_function_arg): Eliminate check for target
5059         macro.
5060         (default_function_incoming_arg): Likewise.
5061         (default_function_arg_advance): Likewise.
5062         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
5063         (function_arg_advance): Likewise.
5064         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
5066 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
5068         * tree.c (build_call_1): New function.
5069         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
5071 2011-03-22  Richard Guenther  <rguenther@suse.de>
5073         PR tree-optimization/48228
5074         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
5075         for single-arg PHIs.
5077 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
5079         PR rtl-optimization/48143
5080         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
5081         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
5082         sse2_cvtps2pd): Likewise.
5084 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5086         * recog.c (canonicalize_change_group): Use validate_unshare_change.
5088 2011-03-22  Richard Guenther  <rguenther@suse.de>
5090         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
5091         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
5092         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
5093         and REALIGN_LOAD_EXPR.
5094         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
5095         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
5096         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
5097         DOT_PROD_EXPR case ...
5098         (expand_expr_real_2): ... here.
5099         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
5100         and REALIGN_LOAD_EXPR.
5101         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
5102         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
5103         (vect_create_epilog_for_reduction): Likewise.
5104         (vectorizable_reduction): Likewise.
5105         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
5106         * tree-vect-stmts.c (vectorizable_load): Likewise.
5108 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
5110         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
5112 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5114         * config/s390/s390.c (s390_delegitimize_address): Fix offset
5115         handling for PLTOFF/GOTOFF.
5117 2011-03-22  Nick Clifton  <nickc@redhat.com>
5119         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
5120         trailing backslash from the end of the macro definition.
5122 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5124         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
5125         and PLT unspecs.
5127 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
5129         * expr.h (prepare_operand): Move to...
5130         * optabs.h (prepare_operand): ...here and change the insn code
5131         parameter from "int" to "enum insn_code".
5132         (insn_operand_matches): Declare.
5133         * expr.c (init_expr_target): Use insn_operand_matches.
5134         (compress_float_constant): Likewise.
5135         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
5136         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
5137         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
5138         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
5139         Likewise.
5140         (gen_cond_trap): Likewise.
5141         (prepare_operand): Likewise.  Change icode to an insn_code.
5142         (insn_operand_matches): New function.
5143         * reload.c (find_reloads_address_1): Use insn_operand_matches.
5144         * reload1.c (gen_reload): Likewise.
5145         * targhooks.c (default_secondary_reload): Likewise.
5147 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
5149         * config/alpha/alpha.md (unspec): New define_c_enum.
5150         (unspecv): Ditto.
5152 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
5154         PR debug/48214
5155         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
5156         between a call and its CALL_ARG_LOCATION note.
5158 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
5160         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
5162 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
5164         PR c/42544
5165         PR c/48197
5166         * c-common.c (shorten_compare): If primopN is first sign-extended
5167         to opN and then zero-extended to result type, set primopN to opN.
5169 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
5171         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
5172         for barrier handlers.
5174 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
5176         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
5177         UNSPEC constants to be in the unspec enumeration, and redefine
5178         all UNSPECV constants to be in the unspecv enumeration, so that
5179         dumps print which unspec/unspec_volatile this is.
5180         * config/rs6000/vector.md (UNSPEC_*): Ditto.
5181         * config/rs6000/paired.md (UNSPEC_*): Ditto.
5182         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
5183         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
5184         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
5186         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
5187         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
5188         UNSPECV_LWSYNC, since these are used as unspec_volatile.
5189         * config/rs6000/sync.md (isync, lwsync): Ditto.
5191 2011-03-21  Richard Guenther  <rguenther@suse.de>
5193         * params.def (lto-min-partition): Fix typo.
5195 2011-03-21  Richard Guenther  <rguenther@suse.de>
5197         PR c/47939
5198         * c-decl.c (grokdeclarator): Drop to the main variant only
5199         for array types.  Drop flag_gen_aux_info check.
5201 2011-03-21  Richard Guenther  <rguenther@suse.de>
5203         PR translation/47911
5204         * params.def (lto-partitions): Fix typo.
5205         (lto-min-partition): Fix wording.
5207 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
5209         * config/rs6000/t-freebsd: Remove duplication from file.
5211 2011-03-21  Richard Guenther  <rguenther@suse.de>
5213         PR middle-end/47661
5214         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
5216 2011-03-21  Richard Guenther  <rguenther@suse.de>
5218         PR lto/48210
5219         * params.def (lto-partitions): Require at least 1 partition.
5221 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5223         * gthr-solaris.h: Remove.
5224         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
5225         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
5226         (LIB_SPEC): Likewise.
5227         * config/sol2.opt (threads): Remove.
5228         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
5229         (sparc*-*-solaris2*): Likewise.
5230         * configure.ac (enable_threads): Enable solaris support.
5231         * configure: Regenerate.
5232         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
5233         * doc/install.texi (Configuration, --enable-threads=lib): Remove
5234         solaris.
5236 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5238         * config.gcc: Obsolete *-*-solaris2.8*.
5239         * doc/install.texi (Specific, *-*-solaris2*): Document it.
5241 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5243         PR bootstrap/48135
5244         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
5245         reference.  Solaris 8 perl works.
5247 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5249         PR bootstrap/48135
5250         * doc/install.texi (Prerequisites): Move jar etc. up.
5251         Explain support library version requirements.
5253 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5255         PR bootstrap/48135
5256         * doc/install.texi (Prerequisites): Move Perl to build
5257         requirements.  Always necessary on Solaris 2 with Sun ld.
5259 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5261         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
5262         binutils 2.21.
5263         (Specific, i?86-*-solaris2.[89]): Likewise.
5264         (Specific, i?86-*-solaris2.10): Likewise.
5265         (Specific, mips-sgi-irix6): Likewise.
5266         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
5267         Update for binutils 2.21.
5269 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5271         * configure.ac (gcc_cv_lto_plugin): Fix typo.
5272         Allow -fuse-linker-plugin for non-default plugin linker.
5273         * configure: Regenerate.
5275 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
5277         PR bootstrap/48167
5278         * gengtype.c (files_rules): Added rule for cp/parser.h.
5280 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
5282         PR target/48213
5283         * config/s390/s390.c (s390_delegitimize_address): Don't call
5284         lowpart_subreg if orig_x has BLKmode.
5286 2011-03-21  Kai Tietz  <ktietz@redhat.com>
5288         PR target/12171
5289         * doc/plugins.texi: Adjust documentation for plugin register_callback.
5290         * tree.h (attribute_spec): Add new member affects_type_identity.
5291         * attribs.c (empty_attribute_table): Adjust attribute_spec
5292         initializers.
5293         * config/alpha/alpha.c: Likewise.
5294         * config/arc/arc.c: Likewise.
5295         * config/arm/arm.c: Likewise.
5296         * config/avr/avr.c: Likewise.
5297         * config/bfin/bfin.c: Likewise.
5298         * config/crx/crx.c: Likewise.
5299         * config/darwin.h: Likewise.
5300         * config/h8300/h8300.c: Likewise.
5301         * config/i386/cygming.h: Likewise.
5302         * config/i386/i386.c: Likewise.
5303         * config/ia64/ia64.c: Likewise.
5304         * config/m32c/m32c.c: Likewise.
5305         * config/m32r/m32r.c: Likewise.
5306         * config/m68hc11/m68hc11.c: Likewise.
5307         * config/m68k/m68k.c: Likewise.
5308         * config/mcore/mcore.c: Likewise.
5309         * config/mep/mep.c: Likewise.
5310         * config/microblaze/microblaze.c: Likewise.
5311         * config/mips/mips.c: Likewise.
5312         * config/rs6000/rs6000.c: Likewise.
5313         * config/rx/rx.c: Likewise.
5314         * config/sh/sh.c: Likewise.
5315         * config/sol2.h: Likewise.
5316         * config/sparc/sparc.c: Likewise.
5317         * config/spu/spu.c: Likewise.
5318         * config/stormy16/stormy16.c: Likewise.
5319         * config/v850/v850.c: Likewise.
5321 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
5323         * simplify-rtx.c (simplify_binary_operation_1): Handle
5324         (xor (and A B) C) case when B and C are both constants.
5326 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
5328         * tree-dfa.c (add_referenced_var): Fix typo in comment.
5330 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
5332         PR bootstrap/48168
5333         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
5335 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
5337         PR rtl-optimization/48156
5338         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
5339         assume df and df_lr are not NULL.
5341 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5343         PR debug/48023
5344         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
5345         between a call and its CALL_ARG_LOCATION note.
5347 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
5349         PR debug/48178
5350         * config/sh/sh.c (find_barrier): Don't emit a constant pool
5351         between a call and its corresponding CALL_ARG_LOCATION note.
5353 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
5355         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
5356         instead of loop. Use HARD_REGISTER_NUM_P predicate.
5357         * haifa-sched.c (setup_ref_regs): Ditto.
5358         * caller-save.c (add_used_regs_1): Ditto.
5359         * dse.c (look_for_hardregs): Ditto.
5360         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
5361         * sched-rgn.c (check_live_1): Ditto.
5363 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
5365         * c-decl.c (diagnose_mismatched_decls): Give an error for
5366         redefining a typedef with variably modified type.
5368 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
5370         * c-decl.c (grokfield): Don't allow typedefs for structures or
5371         unions with no tag by default.
5372         * doc/extend.texi (Unnamed Fields): Update.
5374 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
5376         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5377         Rewrite using indirect functions.
5378         (lwp_slwpcb): Ditto.
5379         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
5380         (avx_vinsertf128<mode>): Ditto.
5382 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5384         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
5385         unspecs.
5387 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5389         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
5390         splitting between a call and its corresponding CALL_ARG_LOCATION note.
5392 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
5394         PR rtl-optimization/48170
5395         * gcse.c (hoist_code): Remove bogus asserts.
5397 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
5399         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
5400         computation for prologue/epilogue.
5402 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5404         * Makefile.in (check-consistency): Remove.
5406 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
5408         PR debug/48176
5409         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
5410         arange_table_in_use is 0, but either text_section_used or
5411         cold_text_section_used is true.  Don't call it if
5412         !info_section_emitted.
5414 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
5416         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
5417         FUNCTION_VALUE_REGNO_P): Remove.
5418         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
5419         Remove.
5420         * config/avr/avr.c (avr_ret_register): Make static inline.
5421         (avr_function_value_regno_p): New function.
5422         (avr_libcall_value): Make static. Add 'func' argument.
5423         (avr_function_value): Make static. Rename 'func' argument to
5424         'fn_decl_or_type', forward it to avr_libcall_value. Call
5425         avr_ret_register function instead of RET_REGISTER macro.
5426         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
5428 2011-03-18  Jason Merrill  <jason@redhat.com>
5430         PR c++/23372
5431         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
5433 2011-03-18  Richard Guenther  <rguenther@suse.de>
5435         * doc/install.texi (--enable-gold): Remove.
5436         (--with-plugin-ld): Document.
5437         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
5439 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
5441         PR middle-end/47790
5442         * expr.c (optimize_bitfield_assignment_op): Revamp to work
5443         again after expansion changes.
5445 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
5447         * combine.c (try_combine): Do simplification only call of
5448         subst() on i2 even when i1 is present. Update comments.
5450 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
5452         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
5453         and UNSPEC_PCREL_SYMOFF.
5455 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5457         * config/s390/s390.md: Use define_c_enum for the unspec constant
5458         definitions.
5460 2011-03-18  Richard Henderson  <rth@redhat.com>
5461             Jakub Jelinek  <jakub@redhat.com>
5463         PR bootstrap/48161
5464         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
5465         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
5467 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
5469         PR middle-end/47725
5470         * combine.c (cant_combine_insn_p): Don't check zero/sign
5471         extended hard registers.
5473 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
5475         PR middle-end/47725
5476         * combine.c (cant_combine_insn_p): Check zero/sign extended
5477         hard registers.
5479 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
5481         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5482         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
5483         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
5484         Change return type to bool.
5485         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5487 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
5489         PR debug/48163
5490         * var-tracking.c (prepare_call_arguments): If CALL target
5491         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
5492         pc instead of looking it up using cselib_lookup and use
5493         Pmode for it if x has VOIDmode.
5494         * dwarf2out.c (gen_subprogram_die): If also both first and
5495         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
5497         PR debug/48163
5498         * function.c (assign_parms): For data.passed_pointer parms
5499         use MEM of data.entry_parm instead of data.entry_parm itself
5500         as DECL_INCOMING_RTL.
5501         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
5502         also when passed and declared mode is the same, DECL_RTL
5503         is a MEM with pseudo as address and DECL_INCOMING_RTL is
5504         a MEM too.
5506 2011-03-16  Jeff Law  <law@redhat.com>
5508         PR rtl-optimization/37273
5509         * ira-costs.c (scan_one_insn): Detect constants living in memory and
5510         handle them like argument loads from stack slots.  Do not double
5511         count memory for memory constants and argument loads from stack slots.
5513 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
5515         PR debug/48160
5516         * var-tracking.c (prepare_call_arguments): Check SUBREG.
5518 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
5520         PR target/48171
5521         * config/i386/i386.opt: Add Save to -mavx and -mfma.
5523 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
5525         PR bootstrap/48153
5526         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
5527         if dwarf_strict.
5528         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
5529         Clear call_arg_locations and call_arg_loc_last always.
5531         PR middle-end/48152
5532         * var-tracking.c (prepare_call_arguments): If argument needs to be
5533         passed by reference, adjust argtype and mode.
5535 2011-03-17  Richard Guenther  <rguenther@suse.de>
5537         PR middle-end/48134
5538         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
5539         a value make sure to fold the statement.
5541 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
5543         PR target/43872
5544         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
5545         return condition with !cfun->calls_alloca.
5547 2011-03-17  Richard Guenther  <rguenther@suse.de>
5549         PR bootstrap/48148
5550         * lto-cgraph.c (input_overwrite_node): Clear the abstract
5551         origin for decls in other ltrans units.
5552         (input_varpool_node): Likewise.
5554 2011-03-17  Richard Guenther  <rguenther@suse.de>
5556         PR middle-end/48165
5557         * tree-object-size.c (compute_object_offset): Properly return
5558         the offset operand of MEM_REFs as sizetype.
5560 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
5562         PR rtl-optimization/48141
5563         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
5564         * dse.c: Include params.h.
5565         (active_local_stores_len): New variable.
5566         (add_wild_read, dse_step1): Clear it when setting active_local_stores
5567         to NULL.
5568         (record_store, check_mem_read_rtx): Decrease it when removing
5569         from the chain.
5570         (scan_insn): Likewise.  Increase it when adding to chain, if it
5571         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
5572         set active_local_stores to NULL before the addition.
5573         * Makefile.in (dse.o): Depend on $(PARAMS_H).
5575         PR rtl-optimization/48141
5576         * dse.c (record_store): If no positions are needed in an insn
5577         that cannot be deleted, at least unchain it from active_local_stores.
5579 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
5581         PR debug/47510
5582         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
5583         (lookup_type_die_strip_naming_typedef): ... here.
5584         (get_context_die): Use it.
5585         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
5586         the anonymous struct named by the naming typedef.
5588 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
5590         PR target/48154
5591         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
5592         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
5594 2011-03-16  Jeff Law  <law@redhat.com>
5596         * tree-vrp.c (identify_jump_threads): Slightly simplify type
5597         check for operands of conditional.  Allow type to be a pointer.
5599 2011-03-16  Richard Guenther  <rguenther@suse.de>
5601         PR tree-optimization/48149
5602         * fold-const.c (fold_binary_loc): Fold
5603         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
5605 2011-03-16  Richard Guenther  <rguenther@suse.de>
5607         PR tree-optimization/26134
5608         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
5609         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
5610         (non_rewritable_mem_ref_base): Handle complex type component
5611         accesses, constrain offsets for vector and complex extracts
5612         more properly.
5614 2011-03-16  Richard Guenther  <rguenther@suse.de>
5616         PR tree-optimization/48146
5617         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
5618         operands avoiding the need for renaming.
5620 2011-03-16  Richard Guenther  <rguenther@suse.de>
5622         * gimple-fold.c (maybe_fold_reference): Open-code relevant
5623         constant folding.  Move MEM_REF canonicalization first.
5624         Rely on fold_const_aggregate_ref for initializer folding.
5625         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
5627 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
5629         PR middle-end/48136
5630         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
5631         arg0/arg1 or their arguments are always fold converted to matching
5632         types.
5634         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
5635         to nargs.
5637 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5639         PR lto/46944
5640         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
5641         Handle in-tree gold.
5642         (ld_vers): Extract binutils version for gold.
5643         (gcc_cv_ld_hidden): Handle gold here.
5644         (gcc_cv_lto_plugin): Determine level of linker plugin support.
5645         * configure: Regenerate.
5646         * config.in: Regenerate.
5647         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
5648         -fuse-linker-plugin otherwise.
5649         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
5650         (LINK_COMMAND_SPEC): Use it.
5651         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
5653 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
5655         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
5656         * calls.c: Remove debug.h include.
5657         (emit_call_1): Don't call virtual_call_token debug hook.
5658         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
5659         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
5660         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
5661         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
5662         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
5663         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
5664         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
5665         dwarf2out_virtual_call): Remove.
5666         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
5667         copy_call_info and virtual_call hooks.
5668         (dwarf2out_init): Don't initialize vcall_insn_table,
5669         debug_dcall_section and debug_vcall_section.
5670         (prune_unused_types): Don't mark nodes from dcall_table.
5671         (dwarf2out_finish): Don't output dcall or vcall tables.
5672         * final.c (final_scan_insn): Don't call direct_call or
5673         virtual_call debug hooks.
5674         * debug.h (struct gcc_debug_hooks): Remove direct_call,
5675         virtual_call_token, copy_call_info and virtual_call hooks.
5676         (debug_nothing_uid): Remove prototype.
5677         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
5678         copy_call_info and virtual_call hooks.
5679         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5680         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5681         * debug.c (do_nothing_debug_hooks): Likewise.
5682         (debug_nothing_uid): Remove.
5683         * doc/invoke.texi (-fenable-icf-debug): Remove.
5684         * common.opt (-fenable-icf-debug): Likewise.
5686         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
5687         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
5688         call's MEM.  Handle functions returning aggregate through a hidden
5689         first pointer.  For virtual calls add clobbered pc to call arguments
5690         chain.
5691         * dwarf2out.c (gen_subprogram_die): Emit
5692         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
5693         can't be emitted.
5695         PR debug/45882
5696         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
5697         * rtl.h (ENTRY_VALUE_EXP): Define.
5698         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
5699         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
5700         * print-rtl.c (print_rtx): Likewise.
5701         * gengtype.c (adjust_field_rtx_def): Likewise.
5702         * var-tracking.c (vt_add_function_parameter): Adjust
5703         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
5704         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
5705         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
5706         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
5707         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
5709         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
5710         Call var_location debug hook even on CALL_INSNs.
5711         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
5712         * rtl.def (ENTRY_VALUE): New.
5713         * dwarf2out.c: Include cfglayout.h.
5714         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
5715         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
5716         (struct call_arg_loc_node): New type.
5717         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
5718         tail_call_site_count): New variables.
5719         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
5720         DW_TAG_GNU_call_site_parameter.
5721         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
5722         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
5723         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
5724         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
5725         and DW_AT_GNU_all_source_call_sites.
5726         (mem_loc_descriptor): Handle ENTRY_VALUE.
5727         (add_src_coords_attributes): Don't add enything if
5728         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
5729         (dwarf2out_abstract_function): Save and clear call_arg_location,
5730         call_site_count and tail_call_site_count around dwarf2out_decl call.
5731         (gen_call_site_die): New function.
5732         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
5733         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
5734         (dwarf2out_function_decl): Clear call_arg_locations,
5735         call_arg_loc_last, set call_site_count and tail_call_site_count
5736         to -1 and free block_map.
5737         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
5738         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
5739         followed by any real instructions.
5740         (dwarf2out_begin_function): Set call_site_count and
5741         tail_call_site_count to 0.
5742         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
5743         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
5744         attempt to force a DIE for it and worst case remove the attribute.
5745         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
5746         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
5747         the decl itself.
5748         * var-tracking.c: Include tm_p.h.
5749         (vt_stack_adjustments): For calls call note_register_arguments.
5750         (argument_reg_set): New variable.
5751         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
5752         ensure the VALUE is resolved.
5753         (call_arguments): New variable.
5754         (prepare_call_arguments): New function.
5755         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
5756         (struct expand_loc_callback_data): Add ignore_cur_loc field.
5757         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
5758         always use the best expression.
5759         (vt_expand_loc): Add ignore_cur_loc argument.
5760         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
5761         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
5762         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
5763         note for all calls.
5764         (vt_add_function_parameter): Use cselib_lookup_from_insn.
5765         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
5766         argument.  Don't call cselib_preserve_only_values and
5767         cselib_reset_table.
5768         (note_register_arguments): New function.
5769         (vt_initialize): Compute argument_reg_set.  Call
5770         vt_add_function_parameters before processing basic blocks instead of
5771         afterwards.  For calls call prepare_call_arguments before calling
5772         cselib_process_insn.
5773         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
5774         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
5775         (var-tracking.o): Depend on $(TM_P_H).
5776         * cfglayout.h (insn_scope): New prototype.
5777         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
5778         * cfglayout.c (insn_scope): No longer static.
5779         * insn-notes.def (CALL_ARG_LOCATION): New.
5780         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
5781         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
5782         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
5783         nothing for DECL_EXTERNAL BLOCK_VARS.
5785 2011-03-16  Alan Modra  <amodra@gmail.com>
5787         PR target/45844
5788         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
5789         create invalid offset address for vsx splat insn.
5790         * config/rs6000/predicates.md (splat_input_operand): New.
5791         * config/rs6000/vsx.md (vsx_splat_*): Use it.
5793 2011-03-15  Xinliang David Li  <davidxl@google.com>
5795         PR c/47837
5796         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
5797         (normalize_preds): New function.
5798         (is_use_properly_guarded): Normalize def predicates.
5800 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
5802         PR target/46788
5803         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
5804         in the output template.
5806 2011-03-15  Richard Guenther  <rguenther@suse.de>
5808         PR middle-end/47650
5809         * tree-pretty-print.c (dump_function_declaration): Properly
5810         dump unprototyped and varargs function types.
5812 2011-03-15  Richard Guenther  <rguenther@suse.de>
5814         PR tree-optimization/13954
5815         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
5816         and friends.
5818 2011-03-15  Richard Guenther  <rguenther@suse.de>
5820         PR tree-optimization/48037
5821         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
5822         selects into BIT_FIELD_REFs.
5823         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
5824         vector select.
5826 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
5828         PR tree-optimization/48129
5829         * builtins.c (fold_builtin_snprintf): Convert to type of
5830         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
5831         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
5833 2011-03-15  Richard Guenther  <rguenther@suse.de>
5835         PR tree-optimization/41490
5836         * tree-ssa-dce.c (propagate_necessity): Handle returns without
5837         value but with VUSE.
5838         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
5839         return statements.
5840         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
5841         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
5842         * tree-tailcall.c (find_tail_calls): Ignore returns.
5844 2011-03-15  Richard Guenther  <rguenther@suse.de>
5846         PR middle-end/48031
5847         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
5848         or variable-indexed array accesses when in gimple form.
5850 2011-03-15  Richard Guenther  <rguenther@suse.de>
5852         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
5854 2011-03-15  Alan Modra  <amodra@gmail.com>
5856         PR target/48032
5857         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
5858         presume symbol_refs without a symbol_ref_decl are suitably
5859         aligned, nor other trees we may see here.  Handle anchor symbols.
5860         (legitimate_constant_pool_address_p): Comment.  Add mode param.
5861         Check cmodel=medium addresses.  Adjust all calls.
5862         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
5863         creating cmodel=medium optimized access to locals.
5864         * config/rs6000/constraints.md (R): Pass QImode to
5865         legitimate_constant_pool_address_p.
5866         * config/rs6000/predicates.md (input_operand): Pass mode to
5867         legitimate_constant_pool_address_p.
5868         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
5869         Update prototype.
5871 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
5873         PR target/48053
5874         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
5875         64-bit constants being loaded into registers other than GPRs such
5876         as loading 0 into a VSX register.
5878 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5880         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
5882 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
5884         PR middle-end/47917
5885         * builtins.c (fold_builtin_snprintf): New function.
5886         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
5887         (fold_builtin_4): Likewise.
5889         PR middle-end/38878
5890         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
5891         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
5892         and C - X == X also strip nops from +/-/p+ operand.
5893         When optimizing -X == C, fold C to arg0's type.
5895         PR debug/47946
5896         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
5897         emit it as add_AT_int instead of add_AT_unsigned.
5899 2011-03-14  Tom Tromey  <tromey@redhat.com>
5901         * unwind-dw2.c: Include sys/sdt.h if it exists.
5902         (_Unwind_DebugHook): Use STAP_PROBE2.
5903         * config.in, configure: Rebuild.
5904         * configure.ac: Check for sys/sdt.h.
5906 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
5908         * config/i386/i386.md (ROUND_FLOOR): New constant.
5909         (ROUND_CEIL): Ditto.
5910         (ROUND_TRUNC): Ditto.
5911         (ROUND_MXCSR): Ditto.
5912         (ROUND_NO_EXC): Ditto.
5913         (rint<mode>2): Use new defines instead of numerical constants.
5914         (floor<mode>2): Ditto.
5915         (ceil<mode>2): Ditto.
5916         (btrunc<mode>2): Ditto.
5917         * config/i386/i386-builtin-types.def: Define ROUND function type
5918         aliases.
5919         * config/i386/i386.c (enum ix86_builtins): Add
5920         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
5921         (struct builtin_description): Add
5922         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
5923         (ix86_expand_sse_round): New static function.
5924         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
5925         function types.
5926         (ix86_builtin_vectorized_function): Handle
5927         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
5929 2011-03-14  Tom Tromey  <tromey@redhat.com>
5931         * c-parser.c (c_parser_asm_string_literal): Clear
5932         warn_overlength_strings.
5934 2011-03-14  Tom Tromey  <tromey@redhat.com>
5936         * c-parser.c (disable_extension_diagnostics): Save
5937         warn_overlength_strings.
5938         (restore_extension_diagnostics): Restore warn_overlength_strings.
5940 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
5942         * BASE-VER: Change to 4.7.0.
5944 2011-03-14  Richard Guenther  <rguenther@suse.de>
5946         PR middle-end/48098
5947         * tree.c (build_vector_from_val): Adjust assert to requirements
5948         and reality.
5950 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
5952         PR bootstrap/48102
5953         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
5955 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
5957         * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
5958         terms of target_flags_explicit. Adjust copyright year.
5960         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
5961         * config/rs6000/t-freebsd: New file. Add override for
5962         LIB2FUNCS_EXTRA.
5964 2011-03-13  Chris Demetriou  <cgd@google.com>
5966         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
5967         (-fno-diagnostics-show-option): this, to reflect current default.
5968         (-Werror=): Update text about -fno-diagnostics-show-option.
5970 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
5972         PR target/48053
5973         * config/rs6000/predicates.md (easy_vector_constant_add_self,
5974         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
5975         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
5976         mode is not V2DImode or V2DFmode.
5977         (vspltis_constant): Do not handle V2DImode and V2DFmode.
5978         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
5979         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
5980         registers to 0.
5981         (movdi_internal64): Likewise.
5983 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
5985         PR tree-optimization/47127
5986         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
5987         parameter.
5988         (set_cloog_options): Same.
5989         (scop_to_clast): Same.
5990         (print_clast_stmt): Do not call cloog_state_malloc and
5991         cloog_state_free.
5992         (print_generated_program): Same.
5993         (gloog): Same.
5994         * graphite-clast-to-gimple.h (cloog_state): Declared.
5995         (scop_to_clast): Adjust declaration.
5996         * graphite.c (cloog_state): Defined here.
5997         (graphite_initialize): Call cloog_state_malloc.
5998         (graphite_finalize): Call cloog_state_free.
6000 2011-03-11  Jason Merrill  <jason@redhat.com>
6002         * attribs.c (lookup_attribute_spec): Take const_tree.
6003         * tree.h: Adjust.
6005 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
6007         * config/sparc/sparc.c (sparc_option_override): Use
6008         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
6010 2011-03-11  Richard Guenther  <rguenther@suse.de>
6012         PR tree-optimization/48067
6013         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
6014         multiplication result will be only used once on the target
6015         stmt.
6017 2011-03-11  Richard Guenther  <rguenther@suse.de>
6019         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
6021 2011-03-11  Richard Guenther  <rguenther@suse.de>
6023         PR lto/48073
6024         * tree.c (find_decls_types_r): Do not walk types only reachable
6025         from IDENTIFIER_NODEs.
6027 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
6029         PR middle-end/48044
6030         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
6031         all vnode->force_output nodes as needed.
6033 2011-03-11  Jason Merrill  <jason@redhat.com>
6035         PR c++/48069
6036         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
6037         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
6039 2011-03-11  Martin Jambor  <mjambor@suse.cz>
6041         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
6042         cgraph_node.
6044 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
6046         PR tree-optimization/48063
6047         * ipa-inline.c (cgraph_decide_inlining): Don't try to
6048         inline functions called once if !tree_can_inline_p (node->callers).
6050 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
6052         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
6053         extra_objs.
6054         * config/score/score3.c: Delete.
6055         * config/score/score3.h: Delete.
6056         * config/score/mul-div.S: Delete.
6057         * config/score/sfp-machine.h: Add new file.
6058         * config/score/constraints.md: Add new file.
6059         * config/score/t-score-softfp: Add new file.
6060         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
6061         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
6062         (score7_extra_constraint): Delete.
6063         (score7_option_override): Remove unused code.
6064         * config/score/score.c: Remove score3 and score5 define and code.
6065         * config/score/score.h: Remove score3 and score5 define and code.
6066         * config/score/score.md: Remove score3 template and unusual insn.
6067         * config/score/score.opt: Remove score3 and score5 options.
6069 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6071         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
6072         when _HPUX_SOURCE is defined.
6073         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
6075 2011-03-10  Jason Merrill  <jason@redhat.com>
6077         PR c++/48029
6078         * stor-layout.c (layout_type): Don't set structural equality
6079         on arrays of incomplete type.
6080         * tree.c (type_hash_eq): Handle comparing them properly.
6082 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
6084         PR debug/48043
6085         * config/s390/s390.c (s390_delegitimize_address): Make sure the
6086         result mode matches original rtl mode.
6088 2011-03-10  Nick Clifton  <nickc@redhat.com>
6090         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
6091         (andsi3, andsi3_flags): Fix timings for three operand alternative.
6093 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
6095         PR rtl-optimization/47866
6096         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
6097         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
6098         if target wasn't scalar.
6099         * function.c (assign_stack_temp_for_type): Assert that neither
6100         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
6101         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
6102         macro.
6103         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
6105 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6107         * config/s390/s390-protos.h (s390_label_align): New prototype.
6108         * config/s390/s390.c (s390_label_align): New function.
6109         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
6111 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
6113         PR target/47755
6114         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
6115         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
6116         (output_vec_const_move): Ditto.
6118 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
6120         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
6121         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
6122         * config/mips/mips.c (mips_preferred_reload_class): Make static.
6123         Change 'rclass' argument and result type to reg_class_t.
6124         (TARGET_PREFERRED_RELOAD_CLASS): Define.
6126 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
6128         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
6129         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
6130         (TARGET_MEMORY_MOVE_COST): Define.
6131         (avr_register_move_cost, avr_memory_move_cost): New Functions.
6133 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
6135         PR debug/47881
6136         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
6137         removed anything.
6139         PR tree-optimization/48022
6140         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
6141         for EQ/NE_EXPR.
6143 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
6145         PR debug/47991
6146         * var-tracking.c (find_use_val): Return NULL for
6147         cui->sets && cui->store_p BLKmode MEMs.
6149 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
6151         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
6152         Remove.
6153         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
6154         xstormy16_print_operand_address): Remove.
6155         * config/stormy16/stormy16.c (xstormy16_print_operand,
6156         xstormy16_print_operand_address): Make static.
6157         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
6159 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
6161         PR target/47862
6162         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
6163         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
6164         before definition.
6166 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
6168         PR bootstrap/48000
6169         * cfgloopmanip.c (fix_bb_placements): Return immediately
6170         if FROM is BASE_LOOP's header.
6172 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
6174         * gimplify.c (gimplify_function_tree): Fix building calls
6175         to __builtin_return_address.
6177 2011-03-07  Alan Modra  <amodra@gmail.com>
6179         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
6180         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
6181         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
6182         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
6183         return_mode args.
6184         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
6185         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
6186         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
6187         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
6188         * config/rs6000/rs6000.c
6189         (rs6000_elf_end_indicate_exec_stack): Rename to..
6190         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
6191         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
6192         (rs6000_file_start): ..here.
6193         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
6194         file scope variables.
6195         (call_ABI_of_interest): New function.
6196         (init_cumulative_args): Set above vars when function return value
6197         is a float, vector, or small struct.
6198         (rs6000_function_arg_advance_1): Likewise for function args.
6199         (rs6000_va_start): Set rs6000_passes_float if variable arg function
6200         references float args.
6202 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
6204         * doc/cfg.texi: Remove "See" before @ref.
6205         * doc/invoke.texi: Likewise.
6207 2011-03-05  Jason Merrill  <jason@redhat.com>
6209         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
6211 2011-03-05  Anthony Green  <green@moxielogic.com>
6213         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
6215 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
6217         PR rtl-optimization/47899
6218         * cfgloopmanip.c (fix_bb_placements): Fix first argument
6219         to flow_loop_nested_p when moving the loop upward.
6221 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
6223         PR target/47719
6224         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
6226 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
6228         PR tree-optimization/47967
6229         * ipa-cp.c (build_const_val): Return NULL instead of creating
6230         VIEW_CONVERT_EXPR for mismatching sizes.
6231         (ipcp_create_replace_map): Return NULL if build_const_val failed.
6232         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
6233         give up on versioning.
6235 2011-03-05  Alan Modra  <amodra@gmail.com>
6237         PR target/47986
6238         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6239         full cmodel medium/large lo_sum + high addresses.
6241 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6243         * config/s390/s390.c (s390_decompose_address): Reject non-literal
6244         pool references in UNSPEC_LTREL_OFFSET.
6246 2011-03-04  Jan Hubicka  <jh@suse.cz>
6248         PR lto/47497
6249         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
6250         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
6251         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
6252         Add node pointers.
6253         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
6254         cgraph_add_thunk): Add node pointers.
6255         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
6256         associated to right node.
6257         (input_node): Update use of cgraph_same_body_alias
6258         and cgraph_add_thunk.
6260 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
6262         * config/i386/i386.opt (mprefer-avx128): New flag.
6263         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
6264         modes when the flag -mprefer-avx128 is on.
6266 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
6268         * dwarf2out.c (compare_loc_operands): Fix address handling.
6270 2011-03-04  Alan Modra  <amodra@gmail.com>
6272         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
6274 2011-03-04  Richard Guenther  <rguenther@suse.de>
6276         PR middle-end/47968
6277         * expmed.c (extract_bit_field_1): Prefer vector modes that
6278         vec_extract patterns can handle.
6280 2011-03-04  Richard Guenther  <rguenther@suse.de>
6282         PR middle-end/47975
6283         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
6285 2011-03-04  Richard Henderson  <rth@redhat.com>
6287         * explow.c (emit_stack_save): Remove 'after' parameter.
6288         (emit_stack_restore): Likewise.
6289         * expr.h: Update to match.
6290         * builtins.c, calls.c, stmt.c: Likewise.
6291         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
6292         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
6293         * function.c (expand_function_end): Insert the emit_stack_save
6294         sequence before parm_birth_insn instead of after.
6296 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
6298         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
6299         (ssse3_pmaddubsw128): Ditto.
6300         (ssse3_pmaddubsw): Ditto.
6302 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
6304         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
6306 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
6308         PR c/47963
6309         * gimplify.c (omp_add_variable): Only call omp_notice_variable
6310         on TYPE_SIZE_UNIT if it is a DECL.
6312         PR debug/47283
6313         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
6314         first operand is not is_gimple_mem_ref_addr, try to fold it.
6315         If the operand still isn't is_gimple_mem_ref_addr, clear
6316         MEM_EXPR on op0.
6318 2011-03-03  Richard Guenther  <rguenther@suse.de>
6320         PR middle-end/47283
6321         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
6322         match comment.
6323         (refs_may_alias_p_1): For release branches return true if
6324         we are confused by our input.
6326 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6328         * config/s390/s390.c (s390_function_value): Rename to ...
6329         (s390_function_and_libcall_value): ... this.
6330         (s390_function_value): New function.
6331         (s390_libcall_value): New function.
6332         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
6333         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
6334         target macro definitions.
6335         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
6337 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
6339         * config/i386/freebsd64.h (CC1_SPEC): Define.
6340         * config/i386/linux64.h (CC1_SPEC): Define.
6341         * config/i386/x86-64.h (CC1_SPEC): Don't define.
6343 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
6345         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
6346         Remove.
6347         * config/stormy16/stormy16.c: Include reload.h.
6348         (xstormy16_memory_move_cost): New function.
6349         (TARGET_MEMORY_MOVE_COST): Define.
6351 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
6353         PR rtl-optimization/47925
6354         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
6355         with side effects.  Remove the more-specific check for volatile asms.
6357 2011-03-02  Alan Modra  <amodra@gmail.com>
6359         PR target/47935
6360         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
6361         toc relative addresses for valid offsets.
6363 2011-03-01  Richard Guenther  <rguenther@suse.de>
6365         PR tree-optimization/47890
6366         * tree-vect-loop.c (get_initial_def_for_induction): Set
6367         related stmt properly.
6369 2011-03-01  Richard Guenther  <rguenther@suse.de>
6371         PR lto/47924
6372         * lto-streamer.c (lto_record_common_node): Also register
6373         the canonical type.
6375 2011-03-01  Richard Guenther  <rguenther@suse.de>
6377         PR lto/46911
6378         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
6379         Do not stream DECL_ABSTRACT_ORIGIN.
6380         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
6381         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
6382         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
6383         Do not stream DECL_ABSTRACT_ORIGIN.
6384         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
6385         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
6387 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
6389         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
6390         FUNCTION_VALUE_REGNO_P): Remove.
6391         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
6392         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
6393         Add 'outgoing' argument.
6394         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
6395         function.
6396         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
6397         TARGET_FUNCTION_VALUE_REGNO_P): Define.
6399 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
6401         PR debug/28047
6402         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
6403         (lookup_filename): Likewise.
6404         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
6406 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
6407             Jakub Jelinek  <jakub@redhat.com>
6409         PR middle-end/47893
6410         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
6411         (assign_stack_local_1): Change last argument type to int.
6412         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
6413         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
6414         don't record padding space into frame_space_list nor use those areas.
6415         (assign_stack_local): Adjust caller.
6416         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
6417         of assign_stack_local, pass 0 as last argument.
6418         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
6419         callers.
6421 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
6423         PR debug/47283
6424         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
6425         Use target address_mode and pointer_mode hooks instead of hardcoded
6426         Pmode and ptr_mode.  Handle some simple cases of extending if
6427         POINTERS_EXTEND_UNSIGNED < 0.
6428         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
6429         Call convert_debug_memory_address.
6430         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
6431         convert_debug_memory_address.
6433         PR middle-end/46790
6434         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
6435         * configure: Regenerated.
6436         * config.in: Regenerated.
6437         * varasm.c (default_function_section): Return NULL
6438         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
6440 2011-02-28  Martin Jambor  <mjambor@suse.cz>
6442         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
6443         the description to match the printed values.
6445 2011-02-28  Richard Guenther  <rguenther@suse.de>
6447         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
6448         of the copied scope tree.
6450 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6452         * doc/extend.texi (Function Attributes): Avoid deeply (and
6453         wrongly) nested tables.
6455 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
6457         PR middle-end/47903
6458         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
6459         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
6460         r isn't op0 nor op1.
6462 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
6464         * config/avr/avr.md: Remove magic comment for emacs.
6466 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
6468         PR target/45261
6469         * config/avr/avr.c (avr_option_override): Use error on bad options.
6470         (avr_help): New function.
6471         (TARGET_HELP): Define.
6473 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
6475         PR target/42240
6476         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
6477         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
6479 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
6481         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
6482         (ARM Options): Ditto.
6483         (i386 and x86-64 Options): Ditto.
6484         (RX Options): Ditto.
6485         (SPARC Options): Ditto.
6487 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
6489         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
6490         FreeBSD 6 and later.  Generally use cpu generic.
6492 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
6494         * doc/cpp.texi: Update copyright years.
6496 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
6498         PR target/46898
6499         * config/lm32/lm32.md (ashrsi3): Added needed variable.
6501 2011-02-25  Jon Beniston  <jon@beniston.com>
6503         PR target/46898
6504         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
6505         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
6506         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
6507         (lm32_block_move_inline): Add type cast to remove warning.
6508         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
6509         (gen_int_relational): Move declarations to start of function.
6511 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
6513         PR tree-optimization/45470
6514         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
6515         can throw internally only.
6516         * tree-vect-stmts.c (vectorizable_call): Likewise.
6518 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
6520         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
6521         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
6522         * config/stormy16/stormy16-protos.h
6523         (xstormy16_preferred_reload_class): Remove.
6524         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
6525         static. Change 'rclass' argument and return type to reg_class_t.
6526         (TARGET_PREFERRED_RELOAD_CLASS,
6527         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
6529 2011-02-24  Richard Guenther  <rguenther@suse.de>
6531         * lto-streamer-in.c (input_bb): Do not find referenced vars
6532         in debug statements.
6534 2011-02-23  Jason Merrill  <jason@redhat.com>
6536         * common.opt (fabi-version): Document v5 and v6.
6538 2011-02-23  Richard Guenther  <rguenther@suse.de>
6540         PR tree-optimization/47849
6541         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
6543 2011-02-23  Jie Zhang  <jie@codesourcery.com>
6545         * opts-common.c (decode_cmdline_option): Print empty string
6546         argument as "" in decoded->orig_option_with_args_text.
6547         * gcc.c (execute): Print empty string argument as ""
6548         in the verbose output.
6549         (do_spec_1): Keep empty string argument.
6551 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
6553         * config.gcc: Declare score-* and crx-* obsolete.
6555 2011-02-23  Jie Zhang  <jie@codesourcery.com>
6557         PR rtl-optimization/47763
6558         * web.c (web_main): Ignore naked clobber when replacing register.
6560 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
6562         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
6563         Remove.
6565 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
6567         PR doc/47848
6568         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
6570 2011-02-22  Mike Stump  <mikestump@comcast.net>
6572         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
6573         assembler.
6574         * configure: Regenerate.
6576 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
6578         PR rtl-optimization/46002
6579         * ira-color.c (update_copy_costs): Change class intersection
6580         test to reg_class_contents[] test of 'hard_regno'.
6582 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
6584         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
6585         than Driver option.
6586         * config/hpux11.opt (mt): Likewise.
6587         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
6588         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
6589         * config/vax/elf.opt (mno-asm-pic): Likewise.
6590         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
6592 2011-02-21  Mike Stump  <mikestump@comcast.net>
6594         PR target/47822
6595         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
6596         tree so we can get save the type.
6597         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
6598         for CFString instead of trying to use past the end of the builtins.
6599         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
6600         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
6601         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
6602         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
6603         Rename to darwin_builtin_cfstring.
6604         (darwin_init_cfstring_builtins): Return the built type.
6606 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
6608         PR target/47840
6609         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
6610         (_mm256_insert_epi64): Use _mm_insert_epi64.
6612 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
6614         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
6615         * config/stormy16/stormy16-protos.h
6616         (xstormy16_mode_dependent_address_p): Remove.
6617         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
6618         Make static. Change return type to bool. Change argument type to
6619         const_rtx. Remove dead code.
6620         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
6622 2011-02-21  Richard Guenther  <rguenther@suse.de>
6624         PR lto/47820
6625         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
6626         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
6627         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
6628         TUs context.
6629         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
6630         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
6632 2011-02-20  Richard Guenther  <rguenther@suse.de>
6634         PR lto/47822
6635         * tree.c (free_lang_data_in_decl): Clean builtins from
6636         the TU decl BLOCK_VARS.
6638 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
6640         PR debug/47620
6641         PR debug/47630
6642         * haifa-sched.c (fix_tick_ready): Skip tick computation
6643         for debug insns.
6645 2011-02-19  Richard Guenther  <rguenther@suse.de>
6647         PR lto/47647
6648         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
6649         Remove lazy BLOCK_VARS streaming.
6650         (lto_input_ts_block_tree_pointers): Likewise.
6651         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
6653 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
6655         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
6657 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
6659         * config/i386/biarch32.h, config/i386/mach.h,
6660         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
6662 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
6664         PR target/47800
6665         * config/i386/i386.md (peephole2 for shift and plus): Use
6666         operands[1] original mode in the first insn.
6668 2011-02-18  Mike Stump  <mikestump@comcast.net>
6670         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
6672 2011-02-18  Jan Hubicka  <jh@suse.cz>
6674         PR middle-end/47788
6675         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
6676         to zero when the function is not inlinable at all.
6678 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6680         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
6681         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
6682         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
6683         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
6684         * config/pa/t-pa64: Likewise.
6685         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
6687 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
6689         PR driver/47787
6690         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
6692 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6694         PR target/47792
6695         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
6697 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
6699         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
6700         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
6701         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
6702         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
6703         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
6704         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
6705         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
6706         m32r_load_postinc_p, m32r_store_preinc_predec_p,
6707         m32r_legitimate_address_p): New functions.
6708         * config/m32r/constraints.md (constraint "S"): Don't use
6709         STORE_PREINC_PREDEC_P.
6710         (constraint "U"): Don't use LOAD_POSTINC_P.
6712 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
6714         PR rtl-optimization/46178
6715         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
6716         compute ira_hard_regno_cover_class[].
6718 2011-02-18  Richard Guenther  <rguenther@suse.de>
6720         PR lto/47798
6721         * lto-streamer.h (lto_global_var_decls): Declare.
6722         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
6723         statics for global var processing.
6725 2011-02-18  Richard Guenther  <rguenther@suse.de>
6727         PR tree-optimization/47737
6728         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
6729         edge dominance check.
6731 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
6733         PR debug/47780
6734         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
6735         avoid invalid rtx sharing.
6737 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
6739         * doc/cpp.texi (Obsolete Features): Add background on the
6740         origin of assertions.
6742 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
6744         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
6745         objc_abi == 2.
6746         * config/darwin.c (output_objc_section_asm_op): Added support for
6747         ABI v1 and v2.
6748         (is_objc_metadata): New.
6749         (darwin_objc2_section): New.
6750         (darwin_objc1_section): New.
6751         (machopic_select_section): Added support for ABI v1 and v2.
6752         (darwin_emit_objc_zeroed): New.
6753         (darwin_output_aligned_bss): Detect objc metadata and treat it
6754         appropriately.
6755         (darwin_asm_output_aligned_decl_common): Same.
6756         (darwin_asm_output_aligned_decl_local): Same.
6757         * config/darwin-sections.def: Updated for ABI v1 and v2.
6758         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
6759         compiling Objective-C code for the NeXT runtime, default to using
6760         ABI version 0 for 32-bit, and version 2 for 64-bit.
6762 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
6764         * common.opt (optimize_fast): New Variable.
6765         * opts.c (default_options_optimization): Use opts->x_optimize_fast
6766         instead of local variable ofast.
6768 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
6770         * doc/invoke.texi (fobjc-abi-version): Documented.
6771         (fobjc-nilcheck): Documented.
6772         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
6773         version.
6775 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
6777         PR driver/47390
6778         * common.opt (export-dynamic): New Driver option.
6779         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
6781 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
6783         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
6785 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
6786             Jan Hubicka  <jh@suse.cz>
6788         PR debug/47106
6789         PR debug/47402
6790         * cfgexpand.c (account_used_vars_for_block): Remove.
6791         (estimated_stack_frame_size): Use referenced vars.
6792         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
6793         that were referenced in the original function.  Test src_fn
6794         rather than cfun.  Drop redundant get_var_ann.
6795         (setup_one_parameter): Drop redundant get_var_ann.
6796         (declare_return_variable): Likewise.
6797         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
6798         (copy_arguments_for_versioning): Drop redundant get_var_ann.
6799         * ipa-inline.c (compute_inline_parameters): Do not compute
6800         disregard_inline_limits here.
6801         (compute_inlinable_for_current, pass_inlinable): New.
6802         (pass_inline_parameters): Require PROP_referenced_vars.
6803         * cgraphunit.c (cgraph_process_new_functions): Don't run
6804         compute_inline_parameters explicitly unless function is in SSA form.
6805         (cgraph_analyze_function): Set .disregard_inline_limits.
6806         * tree-sra.c (convert_callers): Compute inliner parameters
6807         only for functions already in SSA form.
6809 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
6811         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
6812         -mlittle-endian-data.
6814 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
6816         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
6817         -mno-fpu, not -fpu and -no-fpu.
6818         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
6819         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
6821 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
6823         PR target/43653
6824         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
6825         input reload with PLUS RTX.
6827 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6829         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
6830         of InverseVar(MDMX).
6832 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6834         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
6835         --m4-340.
6837 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6839         * config/mn10300/mn10300.opt (mno-crt0): New.
6841 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6843         * config/m68k/uclinux.opt (static-libc): New Driver option.
6845 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6847         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
6849 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
6851         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
6852         %{muser-extend-enabled}.
6854 2011-02-16  Richard Guenther  <rguenther@suse.de>
6856         PR tree-optimization/47738
6857         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
6858         the TODO from tree_predictive_commoning.
6860 2011-02-15  Jeff Law  <law@redhat.com>
6862         Revert
6863         2011-01-25  Jeff Law  <law@redhat.com>
6865         PR rtl-optimization/37273
6866         * ira-costs.c (scan_one_insn): Detect constants living in memory and
6867         handle them like argument loads from stack slots.  Do not double
6868         count memory for memory constants and argument loads from stack slots.
6870 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
6872         PR middle-end/47725
6873         * combine.c (cant_combine_insn_p): Revert the last change.
6875 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
6877         PR target/47755
6878         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
6879         mode for vector constants.  Remove code that checks for TImode.
6881 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
6883         PR debug/47106
6884         PR debug/47402
6885         * cgraph.h (compute_inline_parameters): Return void.
6886         * ipa-inline.c (compute_inline_parameters): Adjust.
6888 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
6890         PR debug/47106
6891         PR debug/47402
6892         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
6893         rather than decl.
6894         * cfgexpand.c (estimated_stack_frame_size): Likewise.
6895         * ipa-inline.c (compute_inline_parameters): Adjust.
6897 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
6899         PR debug/47106
6900         PR debug/47402
6901         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
6902         Adjust all users.  Pass FN to...
6903         * tree-flow-inline.h (first_referenced_var): ... this.  Add
6904         fn argument.
6905         * ipa-struct-reorg.c: Adjust.
6906         * tree-dfa.c: Adjust.
6907         * tree-into-ssa.c: Adjust.
6908         * tree-sra.c: Adjust.
6909         * tree-ssa-alias.c: Adjust.
6910         * tree-ssa-live.c: Adjust.
6911         * tree-ssa.c: Adjust.
6912         * tree-ssanames.c: Adjust.
6913         * tree-tailcall.c: Adjust.
6915 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
6917         PR debug/47106
6918         PR debug/47402
6919         * tree-flow.h (referenced_var_lookup): Add fn parameter.
6920         Adjust all callers.
6921         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
6922         * tree-flow-inline.h: Adjust.
6923         * gimple-pretty-print.c: Adjust.
6924         * tree-into-ssa.c: Adjust.
6925         * tree-ssa.c: Adjust.
6926         * cfgexpand.c: Adjust.
6928 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
6930         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
6931         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6932         (EXTRA_CONSTRAINT): Delete.
6933         * config/iq2000/constraints.md: New file.
6934         * config/iq2000/iq2000.md: Include it.
6935         (define_insn ""): Delete.
6936         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
6937         unsupported constraint letters from patterns.
6938         (call_value, call_value_internal1): Likewise.
6939         (call_value_multiple_internal1): Likewise.
6941 2011-02-15  Nick Clifton  <nickc@redhat.com>
6943         * config/mn10300/mn10300.c: Include tm-constrs.h.
6944         (struct liw_data): New data structure describing an LIW candidate
6945         instruction.
6946         (extract_bundle): Use struct liw_data.  Allow small integer
6947         operands for some instructions.
6948         (check_liw_constraints): Use struct liw_data.  Remove swapped
6949         parameter.  Add comments describing the checks.  Fix bug when
6950         assigning the source of liw1 to the source of liw2.
6951         (liw_candidate): Delete.  Code moved into extract_bundle.
6952         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
6953         before swapping.
6954         * config/mn10300/predicates.md (liw_operand): New predicate.
6955         Allows registers and small integer constants.
6956         * config/mn10300/constraints.md (O): New constraint.  Accetps
6957         integers in the range -8 to +7 inclusive.
6958         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
6959         for moving a small integer into a register.  Give this alternative
6960         LIW attributes.
6961         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
6962         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
6963         using the J,K,L and M constraints,
6964         (liw): Remove SI mode on second operands to allow for HI and QI
6965         mode values.
6966         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
6967         instruction.
6969 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
6971         PR middle-end/47725
6972         * combine.c (cant_combine_insn_p): Check zero/sign extended
6973         hard registers.
6975 2011-02-15  Richard Guenther  <rguenther@suse.de>
6977         PR tree-optimization/47743
6978         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
6979         for a non-type-compatible VN lookup bail out.
6981 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
6983         * config/fr30/constraints.md: New file.
6984         * config/fr30/fr30.md: Include it.
6985         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
6986         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
6987         (EXTRA_CONSTRAINT): Delete.
6989 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
6991         * config/frv/constraints.md: New file.
6992         * config/frv/predicates.md: Include it.
6993         * config/frv/frv.c (reg_class_from_letter): Delete.
6994         (frv_option_override): Don't initialize it.
6995         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
6996         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
6997         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
6998         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
6999         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
7000         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7001         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
7002         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
7003         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
7004         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
7005         (REG_CLASS_FROM_CONSTRAINT): Delete.
7007 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
7009         PR middle-end/47581
7010         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
7011         if frame size is 0 in a leaf function.
7013 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7015         PR pch/14940
7016         * config/alpha/host-osf.c: New file.
7017         * config/alpha/x-osf: New file.
7018         * config.host (alpha*-dec-osf*): Use it.
7020 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
7022         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
7023         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
7024         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
7025         (rx_mode_dependent_address_p): ...this. Make static. Change argument
7026         type to const_rtx.
7027         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7029 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
7031         * config/stormy16/constraints.md: New file.
7032         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
7033         Use satisfies_constraint_Q and satisfies_constraint_R.
7034         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
7035         Delete.
7036         (xstormy16_legitiamte_address_p): Declare.
7037         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
7038         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7039         (EXTRA_CONSTRAINT): Delete.
7040         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7041         Un-staticize.
7042         (xstormy16_extra_constraint_p): Delete.
7044 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
7046         PR tree-optimization/46494
7047         * loop-unroll.c (split_edge_and_insert): Adjust comment.
7048         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
7049         (pass_rtl_loop_done): Add TODO_verify_flow.
7050         * fwprop.c (pass_rtl_fwprop): Likewise.
7051         * modulo-sched.c (pass_sms): Likewise.
7052         * tree-ssa-dom.c (pass_dominator): Likewise.
7053         * tree-ssa-loop-ch.c (pass_ch): Likewise.
7054         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
7055         (pass_tree_loop_done): Likewise.
7056         * tree-ssa-pre.c (execute_pre): Likewise.
7057         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7058         * tree-ssa-sink.c (pass_sink_code): Likewise.
7059         * tree-vrp.c (pass_vrp): Likewise.
7061 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
7063         * config/v850/constraints.md: New file.
7064         * config/v850/v850.md: Include it.
7065         * config/v850/predicates.md (reg_or_0_operand): Use
7066         satisfies_constraint_G.
7067         (special_symbolref_operand): Use satisfies_constraint_K.
7068         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
7069         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
7070         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
7071         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
7072         (EXTRA_CONSTRAINT): Delete.
7073         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
7074         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
7075         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
7077 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
7079         PR target/47696
7080         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
7081         description.
7083 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
7085         * config/mcore/constraints.md: New file.
7086         * config/mcore/mcore.md: Include it.
7087         * config/mcore/mcore.c (reg_class_from_letter): Delete.
7088         * config/mcore/mcore.h (reg_class_from_letter): Delete.
7089         (REG_CLASS_FROM_LETTER): Delete.
7090         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
7091         insn_const_int_ok_for_constraint.
7092         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
7093         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
7094         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
7095         (EXTRA_CONSTRAINT): Delete.
7097 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7099         PR ada/41929
7100         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
7101         (IS_SIGHANDLER): Define.
7102         (sparc64_is_sighandler): New function, split off from
7103         sparc64_fallback_frame_state.
7104         (sparc_is_sighandler): New function, split off from
7105         sparc_fallback_frame_state.
7106         (sparc64_fallback_frame_state): Merge with ...
7107         (sparc_fallback_frame_state): ... this into ...
7108         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
7109         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
7110         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
7111         stack instead of hardcoded offsets.
7113 2011-02-14  Andriy Gapon  <avg@freebsd.org>
7115         PR target/45808
7116         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
7118 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7120         * configure: Regenerate.
7122 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
7124         PR driver/45731
7125         * gcc.c (asm_options): Correct spec matching --target-help.
7127 2011-02-12  Martin Jambor  <mjambor@suse.cz>
7129         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
7130         to gimple call error.
7132 2011-02-12  Mike Stump  <mikestump@comcast.net>
7134         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
7135         comments in backslash regions.
7137 2011-02-12  Mike Stump  <mikestump@comcast.net>
7138             Jakub Jelinek  <jakub@redhat.com>
7139             Iain Sandoe  <iains@gcc.gnu.org>
7141         PR target/47324
7142         * dwarf2out.c (output_cfa_loc): When required, apply the
7143         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
7144         (output_loc_sequence): Likewise.
7145         (output_loc_operands_raw): Likewise.
7146         (output_loc_sequence_raw): Likewise.
7147         (output_cfa_loc): Likewise.
7148         (output_loc_list): Suppress register number adjustment when
7149         calling output_loc_sequence()
7150         (output_die): Likewise.
7152 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
7154         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
7155         Remove macros.
7156         * config/xtensa/xtensa.c (xtensa_register_move_cost,
7157         xtensa_memory_move_cost): New functions.
7158         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
7160 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
7162         PR lto/47225
7163         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
7164         in the current directory.
7165         * configure: Rebuilt.
7167 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
7169         * config/darwin.c (darwin_override_options): Add a hunk missed
7170         from the commit of r168571.  Trim comment line lengths and
7171         correct indents of the preceding block.
7173 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
7175         * gcc.c (driver_handle_option): Concatenate the argument to -F with
7176         the switch.
7178 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
7180         * common.opt (nostartfiles): New Driver option.
7182 2011-02-11  Xinliang David Li  <davidxl@google.com>
7184         PR tree-optimization/47707
7185         * tree-chrec.c (convert_affine_scev): Keep type precision.
7187 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
7189         PR tree-optimization/47420
7190         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
7192 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
7194         PR rtl-optimization/47614
7195         * rtl.h (check_for_inc_dec): Declare.
7196         * dse.c (check_for_inc_dec): Externalize...
7197         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
7198         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
7200 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
7202         PR driver/47678
7203         * gcc.c (main): Do not compile inputs if there were errors in
7204         option handling.
7205         * opts-common.c (read_cmdline_option): Check for wrong language
7206         after other error checks.
7208 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
7210         * cgraph.c: Fix comment typos.
7211         * cgraph.h: Likewise.
7212         * cgraphunit.c: Likewise.
7213         * ipa-cp.c: Likewise.
7214         * ipa-inline.c: Likewise.
7215         * ipa-prop.c: Likewise.
7216         * ipa-pure-const.c: Likewise.
7217         * ipa-ref.c: Likewise.
7218         * ipa-reference.c: Likewise.
7220 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
7222         PR debug/47684
7223         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
7225 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7227         PR testsuite/47400
7228         * doc/sourcebuild.texi (Require Support): Document
7229         dg-require-ascii-locale.
7231 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
7233         * doc/lto.texi (Write summary): Fix missing parentheses.
7235 2011-02-10  DJ Delorie  <dj@redhat.com>
7237         * config/m32c/m32c.c (m32c_option_override): Disable
7238         -fcombine-stack-adjustments until flag value tracking and compare
7239         optimization can be rewritten.
7241 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
7243         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
7244         PROCESSOR_POWER7.
7245         (PROCESSOR_DEFAULT64): Likewise.
7247 2011-02-10  Richard Henderson  <rth@redhat.com>
7249         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
7250         change from 2011-02-03.
7251         * config/rx/rx.c (flags_from_code): Likewise.
7252         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
7253         is valid, n/pz otherwise.
7254         (rx_select_cc_mode): Return CCmode if Y is not zero.
7256 2011-02-10  Richard Guenther  <rguenther@suse.de>
7258         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
7260 2011-02-10  Richard Guenther  <rguenther@suse.de>
7262         PR tree-optimization/47677
7263         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
7265 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
7267         PR target/47665
7268         * combine.c (make_compound_operation): Only change shifts into
7269         multiplication for SCALAR_INT_MODE_P.
7271 2011-02-10  Jie Zhang  <jie@codesourcery.com>
7273         PR testsuite/47622
7274         Revert
7275         2011-02-05  Jie Zhang  <jie@codesourcery.com>
7276         PR debug/42631
7277         * web.c (entry_register): Don't clobber the number of the
7278         first uninitialized reference in used[].
7280 2011-02-09  Richard Guenther  <rguenther@suse.de>
7282         PR tree-optimization/47664
7283         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
7284         all edges again.
7286 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
7288         PR target/46481
7289         PR target/47032
7290         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
7291         PROCESSOR_POWER7.
7292         (PROCESSOR_DEFAULT64): Same.
7293         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
7295 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7297         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
7299 2011-02-09  Martin Jambor  <mjambor@suse.cz>
7301         PR middle-end/45505
7302         * tree-sra.c (struct access): New flags grp_scalar_read and
7303         grp_scalar_write.  Changed description of assignment read and write
7304         flags.
7305         (dump_access): Dump new flags, reorder all of them.
7306         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
7307         to detect multiple scalar reads.
7308         (analyze_access_subtree): Use the new scalar read write flags instead
7309         of the old flags.  Adjusted comments.
7311 2011-02-08  DJ Delorie  <dj@redhat.com>
7313         PR target/47548
7314         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
7315         patterns.
7317 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7319         * config/m68k/uclinux.opt: New.
7320         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
7322 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7324         * config/cris/elf.opt (sim): New Driver option.
7326 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7328         * config/xtensa/elf.opt: New.
7329         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
7331 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7333         * config/vax/elf.opt: New.
7334         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
7336 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7338         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
7340 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7342         * config/gnu-user.opt: New.
7343         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
7344         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
7345         *-*-uclinux*): Use gnu-user.opt.
7347 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
7349         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
7350         * config/i386/gnu.h (CPP_SPEC): Likewise.
7352 2011-02-08  Ian Lance Taylor  <iant@google.com>
7354         * common.opt (fcx-limited-range): Add SetByCombined flag.
7355         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
7356         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
7357         (fassociative-math, freciprocal-math): Likewise.
7358         (funsafe-math-optimizations): Likewise.
7359         * opth-gen.awk: Handle SetByCombined.
7360         * optc-gen.awk: Likewise.
7361         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
7362         (set_unsafe_math_optimizations_flags): Likewise.
7363         * doc/options.texi (Option properties): Document SetByCombined.
7365 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
7367         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
7368         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
7369         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
7370         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
7371         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
7373 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
7375         PR tree-optimization/46834
7376         PR tree-optimization/46994
7377         PR tree-optimization/46995
7378         * graphite-sese-to-poly.c (used_outside_reduction): New.
7379         (detect_commutative_reduction): Call used_outside_reduction.
7380         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
7381         translate_scalar_reduction_to_array only when at least one
7382         loop-phi/close-phi tuple has been detected.
7384 2011-02-08  Richard Guenther  <rguenther@suse.de>
7386         PR middle-end/47639
7387         * tree-vect-generic.c (expand_vector_operations_1): Update
7388         stmts here ...
7389         (expand_vector_operations): ... not here.  Cleanup EH info
7390         and the CFG if required.
7392 2011-02-08  Richard Guenther  <rguenther@suse.de>
7394         PR tree-optimization/47641
7395         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
7396         require type compatibility.
7398 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7400         * gimple-low.c (lower_function_body): Don't remove the location of
7401         the return statement here.
7402         (lower_gimple_return): Do it here instead but only if the return
7403         statement is actually used twice.
7405 2011-02-08  Richard Guenther  <rguenther@suse.de>
7407         PR tree-optimization/47632
7408         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
7409         unused up_to_stmt parameter, return whether cfg-cleanup is
7410         necessary, remove EH info properly.
7411         (forward_propagate_into_gimple_cond): Adjust caller.
7412         (forward_propagate_into_cond): Likewise.
7413         (forward_propagate_comparison): Likewise.
7414         (tree_ssa_forward_propagate_single_use_vars): Make
7415         forward_propagate_comparison case similar to the two others.
7417 2011-02-08  Nick Clifton  <nickc@redhat.com>
7419         * config/mn10300/mn10300.opt (mliw): New command line option.
7420         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
7421         (liw_bundling): New automaton.
7422         (liw): New attribute.
7423         (liw_op): New attribute.
7424         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
7425         (movsi_internal): Add LIW attributes.
7426         (andsi3): Likewise.
7427         (iorsi3): Likewise.
7428         (xorsi3): Likewise.
7429         (addsi3): Separate register and immediate alternatives.
7430         Add LIW attributes.
7431         (subsi3): Likewise.
7432         (cmpsi): Likewise.
7433         (aslsi3): Likewise.
7434         (lshrsi3): Likewise.
7435         (ashrsi3): Likewise.
7436         (liw): New pattern.
7437         * config/mn10300/mn10300.c (liw_op_names): New
7438         (mn10300_print_operand): Handle 'W' operand descriptor.
7439         (extract_bundle): New function.
7440         (check_liw_constraints): New function.
7441         (liw_candidate): New function.
7442         (mn10300_bundle_liw): New function.
7443         (mn10300_reorg): New function.
7444         (TARGET_MACHINE_DEPENDENT_REORG): Define.
7445         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
7446         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
7447         __LIW__ or __NO_LIW__.
7448         * doc/invoke.texi: Describe the -mliw command line option.
7450 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7452         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
7453         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
7454         pthread_mutex_unlock): Remove.
7455         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
7456         * config/pa/t-pa64: Likewise.
7457         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
7458         shared libc if not linking against libpthread.
7459         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7461 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
7463         PR target/47558
7464         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
7465         on 10.6 and later to ensure that we always use the unwinder from
7466         the system.  Only add -no_compact_unwind when tarteting darwin
7467         10.6 or later.
7469 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
7471         PR target/46997
7472         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
7473         (vec_interleave_lowv2sf): Ditto.
7474         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
7475         (vec_extract_oddv2sf): Ditto.
7477 2011-02-07  Mike Stump  <mikestump@comcast.net>
7479         PR target/42333
7480         Add __ieee_divdc3 entry point.
7481         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
7482         entry point.
7483         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
7484         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
7485         * config/darwin.c (darwin_rename_builtins): Add.
7486         * config/darwin-protos.h (darwin_rename_builtins): Add.
7488 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
7490         PR target/47636
7491         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
7492         for the condition.
7494 2011-02-07  Mike Stump  <mikestump@comcast.net>
7496         * config/darwin.opt (mmacosx-version-min): Update default OS version.
7498 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
7500         PR target/47534
7501         * config/avr/libgcc.S (exit): Move .endfunc
7503 2011-02-07  Richard Guenther  <rguenther@suse.de>
7505         PR tree-optimization/47615
7506         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
7507         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
7508         (run_scc_vn): Initialize it.
7509         (visit_reference_op_load): Use it.
7510         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
7512 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
7514         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
7515         DImode trapping arithmetic libfuncs.
7517 2011-02-07  Richard Guenther  <rguenther@suse.de>
7519         PR tree-optimization/47621
7520         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
7521         two duplicates ...
7522         (execute_update_addresses_taken): ... here.  Make it more
7523         conservative in what we accept.
7525 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
7527         * config/sparc/freebsd.h (ASM_SPEC): Define.
7528         * config/sparc/vxworks.h (ASM_SPEC): Define.
7530 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
7532         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
7534 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
7536         * doc/invoke.texi: Remove reference to compiler internals from
7537         user documentation.
7539         * reg-notes.def: Remove REG_VALUE_PROFILE.
7540         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
7542 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
7544         PR middle-end/47610
7545         * varasm.c (default_section_type_flags): If decl is NULL,
7546         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
7548 2011-02-05  Jie Zhang  <jie@codesourcery.com>
7550         PR debug/42631
7551         * web.c (entry_register): Don't clobber the number of the
7552         first uninitialized reference in used[].
7554 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
7556         PR tree-optimization/46194
7557         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
7558         (build_classic_dist_vector_1): Do not represent classic distance
7559         vectors when the access functions are variating in different loops.
7561 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
7563         * config/mips/iris6.opt: New.
7564         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
7566 2011-02-04  Richard Henderson  <rth@redhat.com>
7567             Steve Ellcey  <sje@cup.hp.com>
7569         PR target/46997
7570         * config/ia64/predicates.md (mux1_brcst_element): New.
7571         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
7572         * config/ia64/ia64.c (ia64_unpack_assemble): New.
7573         (ia64_unpack_sign): New.
7574         (ia64_expand_unpack): Rewrite using new routines.
7575         (ia64_expand_widen_sum): Ditto.
7576         (ia64_expand_dot_prod_v8qi): Ditto.
7577         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
7578         routines, add endian check.
7579         (pmpy2_even): Rename from pmpy2_r, add endian check.
7580         (pmpy2_odd): Rename from pmpy2_l, add endian check.
7581         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
7582         (vec_widen_smult_hi_v4hi): Ditto.
7583         (vec_widen_umult_lo_v4hi): Ditto.
7584         (vec_widen_umult_hi_v4hi): Ditto.
7585         (mulv2si3): Change endian checks.
7586         (sdot_prodv4hi): Rewrite with new calls.
7587         (udot_prodv4hi): New.
7588         (vec_pack_ssat_v4hi): Add endian check.
7589         (vec_pack_usat_v4hi): Ditto.
7590         (vec_pack_ssat_v2si): Ditto.
7591         (max1_even): Rename from max1_r, add endian check.
7592         (max1_odd): Rename from max1_l, add endian check.
7593         (*mux1_rev): Format change.
7594         (*mux1_mix): Ditto.
7595         (*mux1_shuf): Ditto.
7596         (*mux1_alt): Ditto.
7597         (*mux1_brcst_v8qi): Use new predicate.
7598         (vec_extract_evenv8qi): Remove endian check.
7599         (vec_extract_oddv8qi): Ditto.
7600         (vec_interleave_lowv4hi): Format change.
7601         (vec_interleave_highv4hi): Ditto.
7602         (mix2_even): Rename from mix2_r, add endian check.
7603         (mix2_odd): Rename from mux2_l, add endian check.
7604         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
7605         (vec_extract_evenodd_helper): Format change.
7606         (vec_extract_evenv4hi): Remove endian check.
7607         (vec_extract_oddv4hi): Remove endian check.
7608         (vec_interleave_lowv2si): Format change.
7609         (vec_interleave_highv2si): Format change.
7610         (vec_initv2si): Remove endian check.
7611         (vecinit_v2si): Add endian check.
7612         (reduc_splus_v2sf): Add endian check.
7613         (reduc_smax_v2sf): Ditto.
7614         (reduc_smin_v2sf): Ditto.
7615         (vec_initv2sf): Remove endian check.
7616         (fpack): Add endian check.
7617         (fswap): Add endian check.
7618         (vec_interleave_highv2sf): Add endian check.
7619         (vec_interleave_lowv2sf): Add endian check.
7620         (fmix_lr): Add endian check.
7621         (vec_setv2sf): Format change.
7622         (*vec_extractv2sf_0_be): Use shift to extract operand.
7623         (*vec_extractv2sf_1_be): New.
7624         (vec_pack_trunc_v4hi): Add endian check.
7625         (vec_pack_trunc_v2si): Format change.
7627 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
7629         PR inline-asm/23200
7630         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
7631         do bb, locus and block comparison and disallow loads if it is not set.
7632         (stmt_is_replaceable_p): New function.
7633         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
7634         callers.
7635         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
7636         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
7637         SSA_NAME_DEF_STMT.
7638         * tree-flow.h (stmt_is_replaceable_p): New prototype.
7640 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
7642         * config/rs6000/xilinx.opt: New.
7643         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
7645 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
7647         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
7649 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
7651         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
7652         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
7653         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
7654         secondary_reload_info, xtensa_secondary_reload): Remove.
7655         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
7656         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
7657         (xtensa_preferred_reload_class): Make static. Change return and
7658         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
7659         Use CONST_DOUBLE_P predicate.
7660         (xtensa_preferred_output_reload_class): New function.
7661         (xtensa_secondary_reload): Make static.
7663 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
7665         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
7666         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
7667         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
7669 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
7671         PR middle-end/31490
7672         * output.h (SECTION_RELRO): Define.
7673         (SECTION_MACH_DEP): Adjust.
7674         (get_variable_section): New prototype.
7675         * varpool.c (varpool_finalize_named_section_flags): New function.
7676         (varpool_assemble_pending_decls): Call it.
7677         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
7678         * cgraphunit.c (cgraph_output_in_order): Call
7679         varpool_finalize_named_section_flags.
7680         * varasm.c (get_section): Allow section flags conflicts between
7681         relro and read-only sections if the section hasn't been declared yet.
7682         Set SECTION_OVERRIDE after diagnosing section type conflict.
7683         (get_variable_section): No longer static.
7684         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
7685         readonly sections that need relocations.
7686         (decl_readonly_section_1): New function.
7687         (decl_readonly_section): Use it.
7689         Revert:
7690         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
7691                     Steve Ellcey  <sje@cup.hp.com>
7693         PR middle-end/31490
7694         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
7695         if section attribute used.
7697 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
7699         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
7700         * config/darwin.c (SECTION_NO_ANCHOR): Define.
7701         (darwin_init_sections): Remove assertion.
7703 2011-02-03  Nick Clifton  <nickc@redhat.com>
7705         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
7706         lt and ge.
7707         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
7708         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
7709         instead of "n" and "pz".
7710         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
7711         CC_FLAG_S.
7713 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
7715         PR target/47312
7716         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
7717         fma, expand FMA_EXPR as fma{,f,l} call.
7719         PR lto/47274
7720         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
7721         copy them into a unsigned char variable and pass address of it to
7722         lto_output_data_stream.
7724         PR target/47564
7725         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
7726         around backend_init_target and lang_dependent_init_target calls.
7727         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
7728         (verify_cgraph_node): Don't call set_cfun here.  Use
7729         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
7730         Set error_found for incorrectly represented calls to thunks.
7732 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
7734         PR debug/43092
7735         PR rtl-optimization/43494
7736         * rtl.h (for_each_inc_dec_fn): New type.
7737         (for_each_inc_dec): Declare.
7738         * rtlanal.c (struct for_each_inc_dec_ops): New type.
7739         (for_each_inc_dec_find_inc_dec): New fn.
7740         (for_each_inc_dec_find_mem): New fn.
7741         (for_each_inc_dec): New fn.
7742         * dse.c (struct insn_size): Remove.
7743         (replace_inc_dec, replace_inc_dec_mem): Remove.
7744         (emit_inc_dec_insn_before): New fn.
7745         (check_for_inc_dec): Use it, along with for_each_inc_dec.
7746         (canon_address): Pass mem modes to cselib_lookup.
7747         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
7748         (cselib_lookup_from_insn): Likewise.
7749         (cselib_subst_to_values): Likewise.
7750         * cselib.c (find_slot_memmode): New var.
7751         (cselib_find_slot): New fn.  Use it instead of
7752         htab_find_slot_with_hash everywhere.
7753         (entry_and_rtx_equal_p): Use find_slot_memmode.
7754         (autoinc_split): New fn.
7755         (rtx_equal_for_cselib_p): Rename and implement in terms of...
7756         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
7757         Deal with autoinc.  Special-case recursion into MEMs.
7758         (cselib_hash_rtx): Likewise.
7759         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
7760         address and MEM modes.
7761         (cselib_subst_to_values): Add memmode, pass it on.
7762         Deal with autoinc.
7763         (cselib_lookup): Add memmode argument, pass it on.
7764         (cselib_lookup_from_insn): Add memmode.
7765         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
7766         (struct cselib_record_autoinc_data): New.
7767         (cselib_record_autoinc_cb): New fn.
7768         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
7769         mode to cselib_lookup.  Reset autoinced REGs here instead of...
7770         (cselib_process_insn): ... here.
7771         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
7772         to cselib_lookup.
7773         (add_uses): Likewise, also to cselib_subst_to_values.
7774         (add_stores): Likewise.
7775         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
7776         cselib_subst_to_values.
7777         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
7778         * gcse.c (do_local_cprop): Adjusted.
7779         * postreload.c (reload_cse_simplify_set): Adjusted.
7780         (reload_cse_simplify_operands): Adjusted.
7781         * sel-sched-dump (debug_mem_addr_value): Pass mode.
7783 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
7785         PR tree-optimization/45122
7786         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
7787         unsafe assumptions when there's more than one loop exit.
7789 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
7791         PR target/47272
7792         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
7793         Document using vector double with the load/store builtins, and
7794         that the load/store builtins always use Altivec instructions.
7796         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
7797         to use altivec memory instructions, even on VSX.
7798         (vector_altivec_store_<mode>): Ditto.
7800         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
7801         function.
7803         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7804         V2DF, V2DI support to load/store overloaded builtins.
7806         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
7807         altivec load/store builtins for V2DF/V2DI types.
7809         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
7810         set avoid indexed addresses on power6 if -maltivec.
7811         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
7812         vector_altivec_load/vector_altivec_store builtins.
7813         (altivec_expand_st_builtin): Ditto.
7814         (altivec_expand_builtin): Add VSX memory builtins.
7815         (rs6000_init_builtins): Add V2DI types to internal types.
7816         (altivec_init_builtins): Add support for V2DF/V2DI altivec
7817         load/store builtins.
7818         (rs6000_address_for_altivec): Insure memory address is appropriate
7819         for Altivec.
7821         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
7822         vec_vsx_ld and vec_vsx_st.
7823         (vsx_store_<mode>): Ditto.
7825         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
7826         variables to hold long long types for VSX vector memory builtins.
7827         (RS6000_BTI_unsigned_long_long): Ditto.
7828         (long_long_integer_type_internal_node): Ditti.
7829         (long_long_unsigned_type_internal_node): Ditti.
7831         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
7832         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
7833         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
7835         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
7836         short cuts.
7837         (vec_vsx_st): Ditto.
7839 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
7841         * config/pa/pa-hpux10.opt: New.
7842         * config/hpux11.opt (pthread): New Driver option.
7843         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
7844         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
7846 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
7848         * config/ia64/vms.opt: New.
7849         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
7851 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
7853         PR target/47580
7854         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
7855         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
7856         generator functions.
7857         (vsx_floatuns<VSi><mode>2): Ditto.
7858         (vsx_fix_trunc<mode><VSi>2): Ditto.
7859         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
7861 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
7863         * config/i386/djgpp.opt (posix): New Driver option.
7865 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
7867         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
7868         Move to the unsupported targets list.
7870 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
7872         PR rtl-optimization/47525
7873         * df-scan.c: Update copyright years.
7874         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
7875         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
7877 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7879         * config/i386/sysv4.h (TARGET_VERSION): Remove.
7880         (SUBTARGET_RETURN_IN_MEMORY): Remove.
7881         (ASM_OUTPUT_ASCII): Remove.
7882         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
7884 2011-02-02  Jeff Law  <law@redhat.com>
7886         PR middle-end/47543
7887         * reload.c (find_reloads_address): Handle reg+d address where both
7888         components are invalid by reloading the entire address.
7890 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
7891             Richard Guenther  <rguenther@suse.de>
7893         PR tree-optimization/40979
7894         PR bootstrap/47044
7895         * passes.c (init_optimization_passes): After LIM call copy_prop
7896         and DCE to clean up.
7897         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
7899 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
7901         PR tree-optimization/47576
7902         PR tree-optimization/47555
7903         * doc/invoke.texi (scev-max-expr-complexity): Documented.
7904         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
7905         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
7906         * tree-scalar-evolution.c (follow_ssa_edge): Use
7907         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
7909 2011-02-02  Richard Guenther  <rguenther@suse.de>
7911         PR tree-optimization/47566
7912         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
7914 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
7916         PR debug/47106
7917         PR debug/47402
7918         * tree-inline.c (declare_return_variable): Remove unused caller
7919         variable.
7921         PR debug/47106
7922         PR debug/47402
7923         * tree-flow-inline.h (clear_is_used, is_used_p): New.
7924         * cfgexpand.c (account_used_vars_for_block): Use them.
7925         * tree-nrv.c (tree_nrv): Likewise.
7926         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
7927         (dump_scope_block): Likewise.
7928         (remove_unused_locals): Likewise.
7930         PR debug/47106
7931         PR debug/47402
7932         * tree-inline.c (declare_return_variable): Add result decl to
7933         local decls only once.
7934         * gimple-low.c (record_vars_into): Mark newly-created variables
7935         as referenced.
7937 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
7939         PR debug/47498
7940         PR debug/47501
7941         PR debug/45136
7942         PR debug/45130
7943         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
7944         debug insns.
7945         (no_real_insns_p, schedule_block, set_priorities): Drop special
7946         treatment of boundary debug insns.
7947         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
7948         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
7949         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
7950         (BOUNDARY_DEBUG_INSN_P): Likewise.
7951         (SCHEDULE_DEBUG_INSN_P): Likewise.
7952         * sched-rgn.c (init_ready_list): Drop special treatment of
7953         boundary debug insns.
7954         * final.c (rest_of_clean_state): Clear notes' BB.
7956 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7958         * config/openbsd.opt (assert=): New Driver option.
7960 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7962         * config/i386/nto.opt: New.
7963         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
7965 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7967         * config/i386/netware.opt: New.
7968         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
7970 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7972         * config/interix.opt (posix): New Driver option.
7974 2011-02-01  DJ Delorie  <dj@redhat.com>
7976         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
7978         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
7979         class for A0/A1.
7981 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
7983         PR tree-optimization/47561
7984         * toplev.c (process_options): Print the Graphite flags.  Add
7985         flag_loop_flatten to the list of options requiring Graphite.
7987 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7989         * config/i386/cygming.opt (posix): New Driver option.
7991 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7993         * config/arm/vxworks.opt: New.
7994         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
7996 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
7998         * config/alpha/elf.opt: New.
7999         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
8000         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
8002 2011-02-01  Richard Guenther  <rguenther@suse.de>
8004         PR tree-optimization/47559
8005         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
8006         store-motion on references that can throw.
8008 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
8010         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
8011         * tree-pass.h (TDF_CSELIB): New macro.
8012         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
8013         cselib_lookup): Check for it rather than for TDF_DETAILS.
8015 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
8017         PR driver/47547
8018         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
8019         is HOST_BIT_BUCKET.
8021         * opts.c (finish_options): Don't add x_aux_base_name if it is
8022         HOST_BIT_BUCKET.
8024 2011-02-01  Richard Guenther  <rguenther@suse.de>
8026         PR tree-optimization/47555
8027         Revert
8028         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
8030         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
8032 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
8034         PR gcc/46692
8035         * config/lm32/t-lm32: Add multilib for all CPU options.
8037 2011-02-01  Richard Guenther  <rguenther@suse.de>
8039         PR tree-optimization/47541
8040         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
8041         sure to have a field at offset zero.
8043 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
8045         * config/arc/arc.opt (EB, EL): New Driver options.
8047 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
8049         * config/alpha/osf5.opt: New.
8050         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
8052 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
8054         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
8056 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
8058         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
8059         -floop-interchange.
8060         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
8061         is an alias of -floop-interchange and that it requires the
8062         Graphite infrastructure.
8063         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
8064         flag_loop_interchange based on the value of flag_tree_loop_linear.
8066 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
8067             Richard Guenther  <rguenther@suse.de>
8069         PR tree-optimization/47538
8070         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
8071         type instead of r1type, except for comparisons.  For right
8072         shifts and comparisons punt if there are mismatches in
8073         sizetype vs. non-sizetype types.
8075 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8077         * doc/sourcebuild.texi (Effective-Target Keywords): Document
8078         avx_runtime.
8080 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8082         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
8083         version number.
8084         * configure: Regenerate.
8086 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8088         * configure.ac (gcc_cv_ld_static_option): Define.
8089         (gcc_cv_ld_dynamic_option): Define.
8090         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
8091         instead.
8092         (HAVE_LD_STATIC_DYNAMIC): Update message.
8093         (LD_STATIC_OPTION): Define.
8094         (LD_DYNAMIC_OPTION): Define.
8095         * configure: Regenerate.
8096         * config.in: Regenerate.
8097         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
8098         HAVE_LD_STATIC_DYNAMIC]: Use them.
8100 2011-01-31  Nick Clifton  <nickc@redhat.com>
8102         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
8103         registers inside interrupt handlers if the handler is not a leaf
8104         function.
8106 2011-01-31  Nick Clifton  <nickc@redhat.com>
8108         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
8109         reg_renumber returning an INVALID_REGNUM.
8111 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
8113         PR libgcj/44341
8114         * doc/install.texi: Document host options discarded when cross
8115         configuring target libraries.
8117 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
8119         Reverted:
8120         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
8121         PR debug/45136
8122         PR debug/45130
8123         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
8124         debug insns.
8125         (no_real_insns_p, schedule_block, set_priorities): Drop special
8126         treatment of boundary debug insns.
8127         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
8128         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
8129         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
8130         (BOUNDARY_DEBUG_INSN_P): Likewise.
8131         (SCHEDULE_DEBUG_INSN_P): Likewise.
8132         * sched-rgn.c (init_ready_list): Drop special treatment of
8133         boundary debug insns.
8134         * final.c (rest_of_clean-state): Clear notes' BB.
8136 2011-01-31  Alan Modra  <amodra@gmail.com>
8138         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
8139         toc relative expressions as we do in print_operand_address.
8141 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
8143         * doc/extend.texi: Follow spelling conventions.
8144         * doc/invoke.texi: Fix a typo.
8146 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
8148         * config/hpux11.opt: New.
8149         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
8150         ia64*-*-hpux*): Use hpux11.opt.
8152 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
8154         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
8155         to tmake_file.
8157 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
8159         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
8160         support sites.
8162 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
8164         * doc/install.texi (Binaries): Remove outdated reference for
8165         Motorola 68HC11/68HC12 downloads.
8167 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
8169         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
8170         Drepper's paper.
8172 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
8174         PR bootstrap/47147
8175         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
8176         used by NetBSD.
8178 2011-01-28  Ahmad Sharif  <asharif@google.com>
8180         * value-prof.c (check_counter): Corrected error message.
8182 2011-01-29  Jie Zhang  <jie@codesourcery.com>
8184         * config/arm/arm.c (arm_legitimize_reload_address): New.
8185         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
8186         arm_legitimize_reload_address.
8187         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
8189 2011-01-28  Ian Lance Taylor  <iant@google.com>
8191         * godump.c (go_define): Ignore macros whose definitions include
8192         two adjacent operands.
8194 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
8196         PR target/42894
8197         * varasm.c (force_const_mem): Store copy of x in desc->constant
8198         instead of x itself.
8199         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
8200         itself into REG_EQUAL note.
8202 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
8204         * config/freebsd.opt (posix, rdynamic): New Driver options.
8206 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8208         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
8209         -Bstatic/-Bdynamic.
8210         * configure: Regenerate.
8212 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
8214         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
8215         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
8217 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
8219         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
8220         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
8221         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8222         (s390_preferred_reload_class): Make static. Change return and
8223         'rclass' argument type to reg_class_t.
8225 2011-01-27  Jan Hubicka  <jh@suse.cz>
8227         PR middle-end/46949
8228         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
8229         (process_function_and_variable_attributes): Check defined weakrefs.
8231 2011-01-27  Martin Jambor  <mjambor@suse.cz>
8233         PR tree-optimization/47228
8234         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
8235         build_ref_for_offset.
8237 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8239         * config/spu/spu-elf.h (ASM_SPEC): Remove.
8241 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
8243         PR rtl-optimization/46856
8244         * postreload.c (reload_combine_recognize_const_pattern): Do not
8245         separate cc0 setter and user on cc0 targets.
8247 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
8249         PR c/43082
8250         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
8251         passed a VOID_TYPE expression, immediately emit an error and
8252         return error_mark_node.
8254 2011-01-26  Jeff Law  <law@redhat.com>
8256         PR rtl-optimization/47464
8257         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
8258         rather than may_trap_p as needed.
8260 2011-01-26  DJ Delorie  <dj@redhat.com>
8262         PR rtl-optimization/46878
8263         * combine.c (insn_a_feeds_b): Check for the implicit cc0
8264         setter/user dependency as well.
8266 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
8268         PR rtl-optimization/44469
8269         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
8270         after removing trivially dead basic blocks.
8272 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
8274         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
8275         * config/frv/frv.h (LINK_SPEC): Likewise.
8276         * config/i386/netware.h (LINK_SPEC): Likewise.
8277         * config/m68k/linux.h (ASM_SPEC): Likewise.
8278         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8279         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8280         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8281         * config/sparc/linux.h (ASM_SPEC): Likewise.
8282         * config/sparc/linux64.h (ASM_SPEC): Likewise.
8283         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
8285 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
8287         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
8288         * config/frv/frv.h (ASM_SPEC): Likewise.
8289         * config/m68k/linux.h (ASM_SPEC): Likewise.
8290         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
8291         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
8292         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8293         * config/sparc/linux.h (ASM_SPEC): Likewise.
8294         * config/sparc/linux64.h (ASM_SPEC): Likewise.
8295         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
8297 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
8299         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
8300         * config/frv/frv.h (LINK_SPEC): Likewise.
8301         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
8303 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
8305         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
8306         * config/frv/frv.h (ASM_SPEC): Likewise.
8307         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
8308         * config/m68k/linux.h (ASM_SPEC): Likewise.
8309         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
8310         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
8311         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8312         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
8313         * config/sparc/linux.h (ASM_SPEC): Likewise.
8314         * config/sparc/linux64.h (ASM_SPEC): Likewise.
8315         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
8316         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
8318 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
8320         PR target/46997
8321         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
8322         (*mux2): Ditto.
8323         (vec_extract_evenodd_help): Ditto.
8324         (vec_extract_evenv4hi): Ditto.
8325         (vec_extract_oddv4hi): Ditto.
8326         (vec_interleave_lowv2si): Ditto.
8327         (vec_interleave_highv2si): Ditto.
8328         (vec_extract_evenv2si): Ditto.
8329         (vec_extract_oddv2si: Ditto.
8330         (vec_pack_trunc_v2si): Ditto.
8332 2011-01-22  Jan Hubicka  <jh@suse.cz>
8334         PR target/47237
8335         * cgraph.h (cgraph_local_info): New field can_change_signature.
8336         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
8337         signature can change.
8338         (ipcp_estimate_growth): Call sequence simplify only if calle signature
8339         can change.
8340         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
8341         (cgraph_function_versioning): We can not change signature of functions
8342         that don't allow that.
8343         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
8344         (lto_input_node): Likewise.
8345         * ipa-inline.c (compute_inline_parameters): Compute
8346         local.can_change_signature.
8347         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
8348         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
8349         functions that can not change signature.
8350         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
8351         init_cumulative_args): Do not use local calling conventions
8352         for functions that can not change signature.
8354 2011-01-22  Jan Hubicka  <jh@suse.cz>
8356         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
8358 2011-01-26  Richard Guenther  <rguenther@suse.de>
8360         PR tree-optimization/47190
8361         * cgraphunit.c (process_common_attributes): New function.
8362         (process_function_and_variable_attributes): Use it.
8364 2011-01-26  Richard Guenther  <rguenther@suse.de>
8366         PR lto/47423
8367         * cgraphbuild.c (record_eh_tables): Record reference to personality
8368         function.
8370 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
8372         PR debug/45454
8373         * sel-sched.c (moveup_expr): Don't let debug insns prevent
8374         non-debug insns from moving up.
8376 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
8378         PR target/40125
8379         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
8380         t-dlldir{,-x} fragment for build and add it to tmake_file.
8381         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8382         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
8383         * config/i386/t-dlldir: New file.
8384         (SHLIB_DLLDIR): Define.
8385         * config/i386/t-dlldir-x: New file.
8386         (SHLIB_DLLDIR): Define.
8387         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
8388         (SHLIB_INSTALL): Use it.
8390 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
8392         PR target/47246
8393         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
8394         lower bound of the allowed Thumb-2 coprocessor load/store
8395         index range to -256. Add explaining comment.
8397 2011-01-25  Ian Lance Taylor  <iant@google.com>
8399         * godump.c (go_define): Improve lexing of macro expansion to only
8400         accept expressions which match Go spec.
8402 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
8404         PR c++/43601
8405         * tree.c (handle_dll_attribute): Handle it.
8406         * doc/extend.texi (@item dllexport): Mention it.
8407         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
8409 2011-01-25  Ian Lance Taylor  <iant@google.com>
8411         PR tree-optimization/26854
8412         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
8413         (decl_jump_unsafe): Move higher in file, with no other change.
8414         (bind): Set has_jump_unsafe_decl if appropriate.
8415         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
8416         (check_earlier_gotos): Likewise.
8417         (c_check_switch_jump_warnings): Likewise.
8419 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
8421         * doc/invoke.texi (Warning Options): Add missing hyphen.
8422         (-fprofile-dir): Minor grammatical fixes.
8423         (-fbranch-probabilities): Likewise.
8425 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
8427         PR debug/45136
8428         PR debug/45130
8429         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
8430         debug insns.
8431         (no_real_insns_p, schedule_block, set_priorities): Drop special
8432         treatment of boundary debug insns.
8433         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
8434         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
8435         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
8436         (BOUNDARY_DEBUG_INSN_P): Likewise.
8437         (SCHEDULE_DEBUG_INSN_P): Likewise.
8438         * sched-rgn.c (init_ready_list): Drop special treatment of
8439         boundary debug insns.
8440         * final.c (rest_of_clean-state): Clear notes' BB.
8442 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8444         * Makefile.in (LAMBDA_H): Removed.
8445         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
8446         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
8447         lambda-trans.o, and tree-loop-linear.o.
8448         (lto-symtab.o): Remove dependence on LAMBDA_H.
8449         (tree-loop-linear.o): Remove rule.
8450         (lambda-mat.o): Same.
8451         (lambda-trans.o): Same.
8452         (lambda-code.o): Same.
8453         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
8454         (tree-vect-slp.o): Same.
8455         * hwint.h (gcd): Moved here.
8456         (least_common_multiple): Same.
8457         * lambda-code.c: Removed.
8458         * lambda-mat.c: Removed.
8459         * lambda-trans.c: Removed.
8460         * lambda.h: Removed.
8461         * tree-loop-linear.c: Removed.
8462         * lto-symtab.c: Do not include lambda.h.
8463         * omega.c (gcd): Removed.
8464         * passes.c (init_optimization_passes): Remove pass_linear_transform.
8465         * tree-data-ref.c (print_lambda_vector): Moved here.
8466         (lambda_vector_copy): Same.
8467         (lambda_matrix_copy): Same.
8468         (lambda_matrix_id): Same.
8469         (lambda_vector_first_nz): Same.
8470         (lambda_matrix_row_add): Same.
8471         (lambda_matrix_row_exchange): Same.
8472         (lambda_vector_mult_const): Same.
8473         (lambda_vector_negate): Same.
8474         (lambda_matrix_row_negate): Same.
8475         (lambda_vector_equal): Same.
8476         (lambda_matrix_right_hermite): Same.
8477         * tree-data-ref.h: Do not include lambda.h.
8478         (lambda_vector): Moved here.
8479         (lambda_matrix): Same.
8480         (dependence_level): Same.
8481         (lambda_transform_legal_p): Removed declaration.
8482         (lambda_collect_parameters): Same.
8483         (lambda_compute_access_matrices): Same.
8484         (lambda_vector_gcd): Same.
8485         (lambda_vector_new): Same.
8486         (lambda_vector_clear): Same.
8487         (lambda_vector_lexico_pos): Same.
8488         (lambda_vector_zerop): Same.
8489         (lambda_matrix_new): Same.
8490         * tree-flow.h (least_common_multiple): Removed declaration.
8491         * tree-parloops.c (lambda_trans_matrix): Moved here.
8492         (LTM_MATRIX): Same.
8493         (LTM_ROWSIZE): Same.
8494         (LTM_COLSIZE): Same.
8495         (LTM_DENOMINATOR): Same.
8496         (lambda_trans_matrix_new): Same.
8497         (lambda_matrix_vector_mult): Same.
8498         (lambda_transform_legal_p): Same.
8499         * tree-pass.h (pass_linear_transform): Removed declaration.
8500         * tree-ssa-loop.c (tree_linear_transform): Removed.
8501         (gate_tree_linear_transform): Removed.
8502         (pass_linear_transform): Removed.
8503         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
8504         flag_loop_interchange.
8506 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
8508         PR tree-optimization/47265
8509         PR tree-optimization/47443
8510         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
8511         if name still has some uses.
8513 2011-01-25  Martin Jambor  <mjambor@suse.cz>
8515         PR tree-optimization/47382
8516         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
8517         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
8519 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
8521         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
8522         sjlj_except_unwind_info.
8524 2011-01-25  Richard Guenther  <rguenther@suse.de>
8526         PR tree-optimization/47426
8527         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
8528         visible functions results escape.
8530 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
8532         PR target/45701
8533         * config/arm/arm.c (any_sibcall_uses_r3): New function.
8534         (arm_get_frame_offsets): Use it.
8536 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8537             Jakub Jelinek  <jakub@redhat.com>
8539         PR tree-optimization/47271
8540         * tree-if-conv.c (bb_postdominates_preds): New.
8541         (if_convertible_bb_p): Call bb_postdominates_preds.
8542         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
8543         (predicate_scalar_phi): Call bb_postdominates_preds.
8545 2011-01-25  Nick Clifton  <nickc@redhat.com>
8547         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
8548         * config/rx/rx.c (rx_function_value): Likewise.
8549         (rx_promote_function_mode): Likewise.
8550         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
8551         in order to make it legitimate.
8552         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
8553         make sure that the first operand is the same as the result register.
8554         (addsi3_unspec): Delete.
8555         (subdi3): Do not accept immediate operands.
8556         (subdi3_internal): Likewise.
8558 2011-01-25  Jeff Law  <law@redhat.com>
8560         PR rtl-optimization/37273
8561         * ira-costs.c (scan_one_insn): Detect constants living in memory and
8562         handle them like argument loads from stack slots.  Do not double
8563         count memory for memory constants and argument loads from stack slots.
8565 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
8567         PR tree-optimization/47427
8568         PR tree-optimization/47428
8569         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8570         coalesce if the new root var would be TREE_READONLY.
8572 2011-01-25  Richard Guenther  <rguenther@suse.de>
8574         PR middle-end/47414
8575         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
8576         correct type for TBAA.
8578 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8580         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
8581         (close_phi_written_to_memory): Call for_each_index with
8582         dr_indices_valid_in_loop.
8584 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8586         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
8587         when it is initialized.
8589 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8591         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
8592         call to graphite_find_data_references_in_stmt.
8593         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
8594         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
8595         call to graphite_find_data_references_in_stmt.
8596         (analyze_drs_in_stmts): Same.
8597         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
8598         in which the scalar analysis of indices is performed.
8599         (create_data_ref): Same.  Update call to dr_analyze_indices.
8600         (find_data_references_in_stmt): Update call to create_data_ref.
8601         (graphite_find_data_references_in_stmt): Same.
8602         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
8603         declaration.
8604         (create_data_ref): Same.
8605         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
8606         call to create_data_ref.
8608 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8610         * graphite-sese-to-poly.c (build_poly_scop): Move
8611         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
8613 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8615         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
8616         VAR_DECL, PARM_DECL, and RESULT_DECL.
8618 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8620         * graphite-dependences.c (reduction_dr_1): Allow several reductions
8621         in a reduction PBB.
8622         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
8623         that have already been marked as PBB_IS_REDUCTION.
8625 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8627         * graphite-scop-detection.c (same_close_phi_node): New.
8628         (remove_duplicate_close_phi): New.
8629         (make_close_phi_nodes_unique): New.
8630         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
8632 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8634         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
8635         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
8636         of both data references to be the same.
8638 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8640         * graphite-dependences.c (build_lexicographical_constraint): Remove
8641         the gdim parameter.
8642         (build_lexicographical_constraint): Adjust call to
8643         ppl_powerset_is_empty.
8644         (dependence_polyhedron): Same.
8645         (graphite_legal_transform_dr): Same.
8646         (graphite_carried_dependence_level_k): Same.
8647         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
8648         parameter.
8649         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
8651 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8653         * graphite-sese-to-poly.c
8654         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
8655         (close_phi_written_to_memory): New.
8656         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
8657         and unshare_expr.
8659 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8661         * doc/install.texi: Update the expected version number of PPL to 0.11.
8662         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
8663         #if PPL_VERSION_MINOR < 11.
8665 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8667         * graphite-dependences.c: Include graphite-cloog-util.h.
8668         (new_poly_ddr): Inlined into dependence_polyhedron.
8669         (free_poly_ddr): Moved close by new_poly_ddr.
8670         (dependence_polyhedron_1): Renamed dependence_polyhedron.
8671         Early return NULL when ppl_powerset_is_empty returns true.
8672         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
8673         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
8674         (graphite_legal_transform_dr): Call new_poly_ddr.
8675         (graphite_carried_dependence_level_k): Same.
8676         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
8677         (dot_transformed_deps_stmt_1): Removed.
8678         (dot_deps_stmt_1): Call dot_deps_stmt_2.
8679         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
8680         (dot_deps_1): Call dot_deps_2.
8681         * Makefile.in (graphite-dependences.o): Add missing dependence on
8682         graphite-cloog-util.h.
8684 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8686         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
8687         (build_lexicographical_constraint): Same.
8688         (dependence_polyhedron_1): Same.
8689         (graphite_legal_transform_dr): Same.
8690         (graphite_carried_dependence_level_k): Same.
8691         * graphite-ppl.c (ppl_powerset_is_empty): New.
8692         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
8693         * tree-data-ref.c (dump_data_reference): Print the basic block index.
8695 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8697         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
8698         the "a followed by b" relation and document it.
8700 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8702         * graphite-dependences.c (build_lexicographical_constraint): Stop the
8703         iteration when the bag of constraints is empty.
8705 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8707         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
8709 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8711         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
8712         nest and two loop depths as parameters.
8713         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
8714         lst_perfect_nestify.
8716 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8718         * graphite-dependences.c (print_pddr): Call
8719         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
8721 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
8723         * graphite-ppl.c (debug_gmp_value): New.
8724         * graphite-ppl.h (debug_gmp_value): Declared.
8726 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
8728         * doc/install.texi: Document availability of cloog-0.16.
8730 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
8732         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
8733         invalid postdominance info.
8735 2011-01-24  Jan Hubicka  <jh@suse.cz>
8737         PR c/21659
8738         * doc/extend.texi (weak pragma): Drop claim that it must
8739         appear before definition.
8740         * varasm.c (merge_weak, declare_weak): Only sanity check
8741         that DECL is not output at a time it is declared weak.
8743 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
8745         * machmode.def: Fixed comments.
8747 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
8749         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
8751 2011-01-24  Paul Koning  <ni1d@arrl.net>
8753         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
8754         WORDS_BIG_ENDIAN.
8756 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
8758         PR target/46519
8759         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
8760         (block_info): Add scanned and prev.
8761         (move_or_delete_vzeroupper_2): Return if the basic block
8762         has been scanned and the upper 128bit state is unchanged
8763         from the last scan.
8764         (move_or_delete_vzeroupper_1): Return true if the exit
8765         state is changed.
8766         (move_or_delete_vzeroupper): Visit basic blocks using the
8767         work-list based algorithm based on vt_find_locations in
8768         var-tracking.c.
8770         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
8772 2011-01-24  Nick Clifton  <nickc@redhat.com>
8774         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
8775         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
8776         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
8777         then define __v850e1__.
8778         * doc/invoke.texi: Document -mv850es.
8780 2011-01-24  Richard Henderson  <rth@redhat.com>
8782         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
8783         compound unordered comparisons.
8784         * config/rx/rx.c (rx_split_fp_compare): Remove.
8785         * config/rx/rx-protos.h: Update.
8786         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
8787         (cbranchsf4): Don't call rx_split_fp_compare.
8788         (*cbranchsf4): Use rx_split_cbranch.
8789         (*cmpsf): Don't accept "i" constraint.
8790         (*conditional_branch): Only valid after reload.
8791         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
8793 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
8795         PR target/47385
8796         * config/rs6000/altivec.md (vector constant splitters): Add
8797         support for creating vector single precision constants if -mvsx is
8798         used and we would create the constant using Altivec primitives.
8800 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
8801             Richard Sandiford  <rdsandiford@googlemail.com>
8803         PR rtl-optimization/47166
8804         * reload1.c (emit_reload_insns): Disable the spill_reg_store
8805         mechanism for PRE_MODIFY and POST_MODIFY.
8806         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
8807         reloadreg.
8809 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
8811         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
8813 2011-01-22  Jan Hubicka  <jh@suse.cz>
8815         PR lto/47333
8816         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
8818 2011-01-22  Jan Hubicka  <jh@suse.cz>
8820         PR tree-optimization/43884
8821         PR lto/44334
8822         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
8823         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
8825 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
8827         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
8828         * config/s390/s390.c (s390_register_move_cost,
8829         s390_memory_move_cost): New.
8830         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
8832 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8834         PR middle-end/47401
8835         * except.c (sjlj_assign_call_site_values): Move setting the
8836         crtl->uses_eh_lsda flag to ...
8837         (sjlj_mark_call_sites): ... here.
8838         (sjlj_emit_function_enter): Support NULL dispatch label.
8839         (sjlj_build_landing_pads): In a function with no landing pads
8840         that still has must-not-throw regions, generate code to register
8841         a personality function with empty LSDA.
8843 2011-01-21  Richard Henderson  <rth@redhat.com>
8845         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
8847         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
8849         * compare-elim.c: New file.
8850         * Makefile.in (OBJS-common): Add it.
8851         (compare-elim.o): New.
8852         * common.opt (fcompare-elim): New.
8853         * opts.c (default_options_table): Add OPT_fcompare_elim.
8854         * tree-pass.h (pass_compare_elim_after_reload): New.
8855         * passes.c (init_optimization_passes): Add it.
8856         * recog.h: Protect against re-inclusion.
8857         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
8858         * doc/invoke.texi (-fcompare-elim): Document it.
8859         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
8860         * doc/tm.texi: Rebuild.
8862 2011-01-22  Nick Clifton  <nickc@redhat.com>
8864         * config/rx/rx.md (cstoresf4): Pass comparison operator to
8865         rx_split_fp_compare.
8867 2011-01-22  Nick Clifton  <nickc@redhat.com>
8869         * config/rx/rx.md (UNSPEC_CONST): New.
8870         (deallocate_and_return): Wrap the amount popped off the stack in
8871         an UNSPEC_CONST in order to stop it being rejected by
8872         -mmax-constant-size.
8873         (pop_and_return): Add a "(return)" rtx.
8874         (call): Drop the immediate operand.
8875         (call_internal): Likewise.
8876         (call_value): Likewise.
8877         (call_value_internal): Likewise.
8878         (sibcall_internal): Likewise.
8879         (sibcall_value_internal): Likewise.
8880         (sibcall): Likewise.  Generate an explicit call using
8881         sibcall_internal.
8882         (sibcall_value): Likewise.
8883         (mov<>): FAIL if a constant operand is not legitimate.
8884         (addsi3_unpsec): New pattern.
8886         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
8887         (ok_for_max_constant): New function.
8888         (gen_safe_add): New function.
8889         (rx_expand_prologue): Use gen_safe_add.
8890         (rx_expand_epilogue): Likewise.
8891         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
8892         UNSPEC CONSTs.
8894 2011-01-21  Jeff Law  <law@redhat.com>
8896         PR tree-optimization/47053
8897         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
8898         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
8899         statements are deleted.
8900         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
8901         is nonempty, then purge dead edges and cleanup the CFG.
8903 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
8905         PR debug/47402
8906         Temporarily revert:
8907         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
8908         PR debug/47106
8909         * tree-dfa.c (create_var_ann): Mark variable as used.
8911 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
8913         PR middle-end/45566
8914         * except.c (convert_to_eh_region_ranges): Emit queued no-region
8915         notes from other section in hot/cold partitioning even if
8916         last_action is -3.  Increment call_site_base.
8918         PR rtl-optimization/47366
8919         * fwprop.c (forward_propagate_into): Return bool.  If
8920         any changes are made, -fnon-call-exceptions is used and
8921         REG_EH_REGION note is present, call purge_dead_edges
8922         and return true if it purged anything.
8923         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
8924         any EH edges were purged.
8926 2011-01-21  Jeff Law  <law@redhat.com>
8928         PR rtl-optimization/41619
8929         * caller-save.c (setup_save_areas): Break out code to determine
8930         which hard regs are live across calls by examining the reload chains
8931         so that it is always used.
8932         Eliminate code which checked REG_N_CALLS_CROSSED.
8934 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
8936         PR tree-optimization/47355
8937         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
8938         NOP has non-debug uses beyond PHIs in new_bb.
8940 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
8942         PR debug/47106
8943         * cfgexpand.c (account_used_vars_for_block): Only account vars
8944         that are annotated as used.
8945         (estimated_stack_frame_size): Don't set TREE_USED.
8946         * tree-dfa.c (create_var_ann): Mark variable as used.
8948 2011-01-21  Richard Guenther  <rguenther@suse.de>
8950         PR middle-end/47395
8951         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
8953 2011-01-21  Richard Guenther  <rguenther@suse.de>
8955         PR tree-optimization/47365
8956         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
8957         (vn_reference_lookup_pieces): Adjust.
8958         (vn_reference_lookup): Likewise.
8959         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
8960         (vn_reference_lookup_3): Only look through kills if in
8961         VN_WALKREWRITE mode.
8962         (vn_reference_lookup_pieces): Adjust.
8963         (vn_reference_lookup): Likewise.
8964         (visit_reference_op_load): Likewise.
8965         (visit_reference_op_store): Likewise.
8966         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
8967         (compute_avail): Likewise.
8968         (eliminate): Likewise.
8970 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
8972         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
8973         DECL_IGNORED_P non-reg vars if they are used.
8975         PR tree-optimization/47391
8976         * varpool.c (const_value_known_p): Return false if
8977         decl is volatile.
8979 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
8981         PR bootstrap/47215
8982         * config/i386/i386.c (ix86_local_alignment): Handle
8983         case for va_list_type_node is nil.
8984         (ix86_canonical_va_list_type): Likewise.
8986 2011-01-21  Alan Modra  <amodra@gmail.com>
8988         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
8989         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
8991 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8993         * config/arm/arm.md (define_attr type): Rename f_load
8994         and f_store to f_fpa_load and f_fpa_store. Update.
8995         (write_conflict): Deal with rename fallout.
8996         (*push_fp_multi): Likewise.
8997         * config/arm/fpa.md (f_load): Use f_fpa_load.
8998         (f_store): Use f_fpa_store.
8999         (*movsf_fpa): Likewise.
9000         (*movdf_fpa): Likewise.
9001         (*movxf_fpa): Likewise.
9002         (*thumb2_movsf_fpa): Likewise.
9003         (*thumb2_movdf_fpa): Likewise.
9004         (*thumb2_movxf_fpa): Likewise.
9005         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
9006         f_loadd and f_stored.
9007         (*thumb2_movdi_vfp): Likewise.
9008         (*thumb2_movsf_vfp): Fix attribute to f_loads.
9009         (*thumb2_movsi_vfp): Likewise.
9010         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
9011         Use f_loads instead of f_load.
9012         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
9014 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
9016         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
9017         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
9018         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
9019         (xtensa_mode_dependent_address_p): New function.
9020         (constantpool_address_p): Make static. Change return type to bool.
9021         Change argument type to const_rtx. Use CONST_INT_P predicate.
9023 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
9025         PR debug/46583
9026         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
9028 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
9030         PR debug/47283
9031         * cfgexpand.c (expand_debug_expr): Instead of generating
9032         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
9033         etc. handling.
9035 2011-01-20  Richard Guenther  <rguenther@suse.de>
9037         PR middle-end/47370
9038         * tree-inline.c (remap_gimple_op_r): Recurse manually for
9039         the pointer operand of MEM_REFs.
9041 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
9043         PR tree-optimization/46130
9044         * ipa-split.c (consider_split): If return_bb contains non-virtual
9045         PHIs other than for retval or if split_function would not adjust it,
9046         refuse to split.
9048 2011-01-20  Richard Guenther  <rguenther@suse.de>
9050         PR tree-optimization/47167
9051         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9052         Revert previous change, only avoid enumeral type changes.
9054 2011-01-19  Mike Stump  <mikestump@comcast.net>
9056         * doc/tm.texi.in (BRANCH_COST): Englishify.
9057         * doc/tm.texi (BRANCH_COST): Likewise.
9059 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
9061         PR c++/47291
9062         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
9063         (gen_scheduled_generic_parms_dies): New functions.
9064         (gen_struct_or_union_type_die): Schedule template parameters DIEs
9065         generation for the end of CU compilation.
9066         (dwarf2out_finish): Generate template parameters DIEs here.
9068 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
9070         PR debug/46240
9071         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
9072         debug bind stmt on merge edges.
9074 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
9076         PR debug/47079
9077         PR debug/46724
9078         * function.c (instantiate_expr): Instantiate incoming rtl of
9079         implicit arguments, and recurse on VALUE_EXPRs.
9080         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
9081         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
9083 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
9085         * c-parser.c (c_parser_for_statement): Initialize
9086         collection_expression.
9088 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
9090         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
9092 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
9094         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
9095         (LINK_SHLIB_SPEC): Don't use %(link_path).
9096         (SUBTARGET_EXTRA_SPECS): Remove link_path.
9098 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
9100         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
9101         (NO_SHARED_LIB_SUPPORT): Remove.
9102         (LINK_SHLIB_SPEC): Remove one conditional definition.
9104 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
9106         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
9107         %{call_shared}.
9108         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
9109         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
9110         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
9111         %{call_shared} and conditionals on these options not being passed.
9112         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
9113         %{call_shared}.
9115 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
9117         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
9118         simplify.
9120         * ipa-split.c: Spelling fixes.
9122 2011-01-19  Richard Henderson  <rth@redhat.com>
9124         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
9125         (*mulsi3): Likewise.
9127         * longlong.h [__mn10300__] (count_leading_zeros): New.
9128         [__mn10300__] (umul_ppmm, smul_ppmm): New.
9129         [__mn10300__] (add_ssaaaa, subddmmss): New.
9130         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
9131         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
9133 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9135         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
9137 2011-01-19  Richard Henderson  <rth@redhat.com>
9139         * config/mn10300/mn10300.md (addsi3_flags): New.
9140         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
9141         (subsi3_flags, subc_internal, subdi3): New.
9142         (subdi3_internal, *subdi3_degenerate): New.
9143         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
9145         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
9146         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
9147         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
9148         * config/mn10300/mn10300-protos.h: Update.
9149         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
9150         (return_ret): Likewise.  Rename from return_internal_regs.
9151         (return_internal): Remove.
9153         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
9154         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
9155         (mn10300_legitimate_constant_p): Likewise.
9156         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
9157         (mn10300_frame_size): New.
9158         (mn10300_expand_prologue): Use it.
9159         (mn10300_expand_epilogue): Likewise.
9160         (mn10300_initial_offset): Likewise.
9161         * config/mn10300/mn10300-protos.h: Update.
9162         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
9163         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
9164         (prologue, epilogue, return_internal): Tidy output code.
9165         (mn10300_store_multiple_operation, return): Likewise.
9166         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
9167         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
9168         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
9169         (load_pic, am33_load_pic): New.
9170         (mn10300_load_pic0, mn10300_load_pic1): New.
9172         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
9173         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
9174         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
9175         (cc_flags_for_mode, cc_flags_for_code): New.
9176         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
9177         overflow flag is not valid.  Validate that the flags we need
9178         for the comparison are valid.
9179         (mn10300_output_cmp): Remove.
9180         (mn10300_output_add): New.
9181         (mn10300_select_cc_mode): Use cc_flags_for_code.
9182         (mn10300_split_cbranch): New.
9183         (mn10300_match_ccmode): New.
9184         (mn10300_split_and_operand_count): New.
9185         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
9186         to the function.
9187         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
9188         (addsi3): ... here.  Use mn10300_output_add.
9189         (*addsi3_flags): New.
9190         (*am33_subsi3, *mn10300_subsi3): Merge...
9191         (subsi3): ... here.  Use attribute isa.
9192         (*subsi3_flags): New.
9193         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
9194         when possible.
9195         (*am33_andsi3, *mn10300_andsi3): Merge...
9196         (andsi3): ... here.
9197         (*andsi3_flags): New.
9198         (andsi3 splitters): New.
9199         (*am33_iorsi3, *mn10300_iorsi3): Merge...
9200         (iorsi3): ... here.
9201         (*iorsi3_flags): New.
9202         (*am33_xorsi3, *mn10300_xorsi3): Merge...
9203         (xorsi3): ... here.
9204         (*xorsi3_flags): New.
9205         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
9206         (one_cmplsi2): ... here.
9207         (*one_cmplsi2_flags): New.
9208         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
9209         instead of "dax" in constraints.  Use mn10300_split_cbranch.
9210         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
9211         use matching constraints to eliminate a self-comparison.
9212         (*integer_conditional_branch): Rename from integer_conditional_branch.
9213         Use int_mode_flags to match CC_REG.
9214         (*cbranchsi4_btst, *btstsi): New.
9215         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
9216         mn10300_split_cbranch.
9217         (*am33_cmpsf): Rename from am33_cmpsf.
9218         (*float_conditional_branch): Rename from float_conditional_branch.
9219         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
9220         (zero_extendqisi2): ... here.
9221         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
9222         (zero_extendhisi2): ... here.
9223         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
9224         (extendqisi2): ... here.
9225         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
9226         (extendhisi2): ... here.
9227         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
9228         (ashlsi3): ... here.
9229         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
9230         (lshrsi3): ... here.
9231         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
9232         (ashrsi3): ... here.
9233         (consecutive add peephole): Remove.
9234         * config/mn10300/predicates.md (label_ref_operand): New.
9235         (int_mode_flags): New.
9236         (CCZN_comparison_operator): New.
9238         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
9239         (throughput_42_latency_43): New reservation.
9240         (mulsidi3, umulsidi3): New expanders.
9241         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
9242         the MDR register to allocation; separately allocate the low and
9243         high parts of the DImode result.
9244         (umulsidi3_internal): Similarly.
9245         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
9246         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
9247         (udivsi3, umodsi3): Remove.
9248         (udivmodsi4, divmodsi4): New expanders.
9249         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
9250         (*divmodsi4): Simiarly.
9251         (ext_internal): New.
9253         * config/mn10300/constraints.md ("z"): New constraint.
9254         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
9255         (FIXED_REGISTERS): Don't fix MDR.
9256         (CALL_USED_REGSITERS): Reformat nicely.
9257         (REG_ALLOC_ORDER): Add MDR.
9258         (enum regclass): Add MDR_REGS.
9259         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
9260         (IRA_COVER_CLASSES): Add MDR_REGS.
9261         (REGNO_REG_CLASS): Handle MDR_REG.
9262         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
9263         (mn10300_register_move_cost): Likewise.
9264         * config/mn10300/mn10300.md (MDR_REG): New.
9265         (*movsi_internal): Handle moves to/from MDR_REGS.
9267         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
9268         POST_MODIFY.
9269         (mn10300_secondary_reload): Tidy combination reload classes.
9270         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
9271         addresses for AM33.  Allow symbolic offsets for reg+imm.
9272         (mn10300_regno_in_class_p): New.
9273         (mn10300_legitimize_reload_address): New.
9274         * config/mn10300/mn10300.h (enum reg_class): Remove
9275         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
9276         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
9277         SP_OR_GENERAL_REGS.
9278         (REG_CLASS_NAMES): Update to match.
9279         (REG_CLASS_CONTENTS): Likewise.
9280         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
9281         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
9282         (REGNO_IN_RANGE_P): Remove.
9283         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
9284         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
9285         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
9286         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
9287         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
9288         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
9289         (REGNO_GENERAL_P): New.
9290         (HAVE_POST_MODIFY_DISP): New.
9291         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
9292         (LEGITIMIZE_RELOAD_ADDRESS): New.
9293         * config/mn10300/mn10300-protos.h: Update.
9295         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
9296         DATA_REGS for AM33 stack-pointer destination.
9297         (mn10300_preferred_output_reload_class): Likewise.
9298         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
9299         into a form appropriate for ...
9300         (TARGET_SECONDARY_RELOAD): New.
9301         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
9302         * config/mn10300/mn10300-protos.h: Update.
9303         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
9304         reload_insi; use the "A" constraint for the scratch; handle AM33
9305         moves of sp to non-address registers.
9307         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
9308         (*movqi_internal): ... here.
9309         (*am33_movhi, *mn10300_movhi): Merge into...
9310         (*movhi_internal): ... here.
9311         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
9312         as the source/destination of moves from/to SP.
9313         (movsf): Only allow for AM33-2.
9314         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
9315         any integer constant constraint.  Only allow for AM33-2.  Tidy
9316         all of the alternative outputs.
9317         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
9318         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
9319         for MN103.
9320         (udivsi3, umodsi3): New patterns for MN103 only.
9322 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
9324         * doc/tm.texi.in: Spell out that a lack of register class unions
9325         can lead to ICEs.
9326         * doc/tm.texi: Regenerate.
9328 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
9330         PR rtl-optimization/47337
9331         * dce.c (check_argument_store): New function.
9332         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
9334         PR tree-optimization/47290
9335         * tree-eh.c (infinite_empty_loop_p): New function.
9336         (cleanup_empty_eh): Use it.
9338 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
9340         PR target/46997
9341         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
9342         (a64_expand_widen_sum): Ditto.
9343         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
9344         (vec_extract_evenodd_help): Ditto.
9345         (vec_extract_evenv4hi): Ditto.
9346         (vec_extract_oddv4hi): Ditto.
9347         (vec_extract_evenv2si): Ditto.
9348         (vec_extract_oddv2si): Ditto.
9349         (vec_extract_evenv2sf): Ditto.
9350         (vec_extract_oddv2sf): Ditto.
9351         (vec_pack_trunc_v4hi: Ditto.
9352         (vec_pack_trunc_v2si): Ditto.
9353         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
9354         (vec_interleave_highv8qi): Ditto.
9355         (mix1_r): Ditto.
9356         (vec_extract_oddv8qi): Ditto.
9357         (vec_interleave_lowv4hi): Ditto.
9358         (vec_interleave_highv4hi): Ditto.
9359         (vec_interleave_lowv2si): Ditto.
9360         (vec_interleave_highv2si): Ditto.
9362 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9364         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
9365         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
9366         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
9367         (pa_c_mode_for_suffix): New.
9368         (TARGET_EXPAND_BUILTIN): Define.
9369         (TARGET_C_MODE_FOR_SUFFIX): Define.
9370         (pa_builtins): Define.
9371         (pa_init_builtins): Register __float128 type and init new support
9372         builtins.
9373         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
9374         * config/pa/quadlib.c (_U_Qfcopysign): New.
9376 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
9378         PR middle-end/46894
9379         * explow.c (allocate_dynamic_stack_space): Do not assume more than
9380         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
9381         are defined.
9383 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
9385         PR tree-optimization/47179
9386         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
9387         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
9389 2011-01-18  Richard Guenther  <rguenther@suse.de>
9391         PR rtl-optimization/47216
9392         * emit-rtl.c: Include tree-flow.h.
9393         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
9394         of replicating it with different semantics.
9395         * Makefile.in (emit-rtl.o): Adjust.
9397 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
9399         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
9400         (cortex_a9_dp): Handle neon types correctly.
9402 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
9404         PR rtl-optimization/47299
9405         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
9406         subtarget.  Use normal multiplication if both operands are constants.
9407         * expmed.c (expand_widening_mult): Don't try to optimize constant
9408         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
9409         before using it.
9411 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
9413         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
9414         spacing after 'e.g.', typos, comma, hyphenation.
9416 2011-01-17  Richard Henderson  <rth@redhat.com>
9418         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
9419         (rx_restricted_mem_operand): New.
9420         (rx_shift_operand): Use register_operand.
9421         (rx_source_operand, rx_compare_operand): Likewise.
9422         * config/rx/rx.md (addsi3_flags): New expander.
9423         (adddi3): Rewrite as expander.
9424         (adc_internal, *adc_flags, adddi3_internal): New patterns.
9425         (subsi3_flags): New expander.
9426         (subdi3): Rewrite as expander.
9427         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
9429         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
9430         (rx_init_builtins): Remove sat builtin.
9431         (rx_expand_builtin): Likewise.
9432         * config/rx/rx.md (ssaddsi3): New.
9433         (*sat): Rename from sat.  Represent the CC_REG input.
9435         * config/rx/predicates.md (rshift_operator): New.
9436         * config/rx/rx.c (rx_expand_insv): Remove.
9437         * config/rx/rx-protos.h: Update.
9438         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
9439         operand to the canonical position.
9440         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
9441         (*bitclr, *bitclr_in_memory): Similarly.
9442         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
9443         (insv): Retain the zero_extract in the expansion.
9445         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
9446         (bswaphi2, bitinvert, revw): Likewise.
9448         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
9449         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
9450         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
9451         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
9452         (bitset, bitset_in_memory): Likewise.
9453         (bitinvert, bitinvert_in_memory): Likewise.
9454         (bitclr, bitclr_in_memory): Likewise.
9455         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
9456         (rx_strend, rx_cmpstrn): Likewise.
9457         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
9458         (bitop peep2 patterns): Remove.
9460         * config/rx/rx.c (rx_match_ccmode): New.
9461         * config/rx/rx-protos.h: Update.
9462         * config/rx/rx.md (abssi2): Clobber, don't set flags.
9463         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
9464         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
9465         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
9466         (fix_truncsfsi2, floatsisf2): Likewise.
9467         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
9468         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
9469         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
9470         (*subsi3_flags, *xorsi3_flags): New.
9472         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
9474         * config/rx/rx.c (rx_print_operand): Remove workaround for
9475         unsplit comparison operations.
9477         * config/rx/rx.md (movsicc): Split after reload.
9478         (*movsicc): Merge *movsieq and *movsine via match_operator.
9479         (*stcc): New pattern.
9481         * config/rx/rx.c (rx_float_compare_mode): Remove.
9482         * config/rx/rx.h (rx_float_compare_mode): Remove.
9483         * config/rx/rx.md (cstoresi4): Split after reload.
9484         (*sccc): New pattern.
9486         * config/rx/predicates.md (label_ref_operand): New.
9487         (rx_z_comparison_operator): New.
9488         (rx_zs_comparison_operator): New.
9489         (rx_fp_comparison_operator): New.
9490         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
9491         Validate that the flags are set properly for the comparison.
9492         (rx_gen_cond_branch_template): Remove.
9493         (rx_cc_modes_compatible): Remove.
9494         (mode_from_flags): New.
9495         (flags_from_code): Rename from flags_needed_for_conditional.
9496         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
9497         (rx_select_cc_mode): Likewise.
9498         (rx_split_fp_compare): New.
9499         (rx_split_cbranch): New.
9500         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
9501         (*cbranchsi4): Use match_operator and rx_split_cbranch.
9502         (*cbranchsf4): Similarly.
9503         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
9504         match_operator and rx_split_cbranch.
9505         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
9506         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
9507         (*cmpsi): Rename from cmpsi.
9508         (*tstsi): Rename from tstsi.
9509         (*cmpsf): Rename from cmpsf; use CC_Fmode.
9510         (*conditional_branch): Rename from conditional_branch.
9511         (*reveresed_conditional_branch): Remove.
9512         (b<code>): Remove expander.
9513         * config/rx/rx-protos.h: Update.
9515         * config/rx/rx.c (rx_compare_redundant): Remove.
9516         * config/rx/rx.md (cmpsi): Don't use it.
9517         * config/rx/rx-protos.h: Update.
9519         * config/rx/rx-modes.def (CC_F): New mode.
9520         * config/rx/rx.c (rx_select_cc_mode): New.
9521         * config/rx/rx.h (SELECT_CC_MODE): Use it.
9522         * config/rx/rx-protos.h: Update.
9524 2011-01-17  Richard Henderson  <rth@redhat.com>
9526         * except.c (dump_eh_tree): Fix stray ; after for statement.
9528 2011-01-17  Richard Guenther  <rguenther@suse.de>
9530         PR tree-optimization/47313
9531         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
9532         handling before copying the body.  Properly deal with
9533         by-reference result in SSA form.
9535 2011-01-17  Ian Lance Taylor  <iant@google.com>
9537         PR target/47219
9538         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
9539         (struct_value_alias_set): Don't define.
9540         (sparc_option_override): Don't set sparc_sr_alias_set and
9541         struct_value_alias_set.
9542         (save_or_restore_regs): Use gen_frame_mem rather than calling
9543         set_mem_alias_set.
9544         (sparc_struct_value_rtx): Likewise.
9546 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
9548         PR target/47318
9549         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
9550         (_mm_maskstore_pd): Likewise.
9551         (_mm_maskload_ps): Likewise.
9552         (_mm_maskstore_ps): Likewise.
9553         (_mm256_maskload_pd): Change mask to __m256i.
9554         (_mm256_maskstore_pd): Likewise.
9555         (_mm256_maskload_ps): Likewise.
9556         (_mm256_maskstore_ps): Likewise.
9558         * config/i386/i386-builtin-types.def: Updated.
9559         (ix86_expand_special_args_builtin): Likewise.
9561         * config/i386/i386.c (bdesc_special_args): Update
9562         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
9563         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
9564         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
9565         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
9567         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
9568         Use <avxpermvecmode> on mask register.
9569         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
9571 2011-01-17  Olivier Hainque  <hainque@adacore.com>
9572             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
9573             Eric Botcazou  <ebotcazou@adacore.com>
9575         PR target/46655
9576         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
9577         if <= USHRT_MAX in 32-bit mode.
9579 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
9581         * doc/install.texi (Configuration, Specific): Wrap long
9582         lines in examples.  Allow line wrapping in long options
9583         and URLs where beneficial for PDF output.
9585 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
9587         * config/mips/mips.c (mips_classify_symbol): Don't return
9588         SYMBOL_PC_RELATIVE for nonlocal labels.
9590 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
9592         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
9594 2011-01-15  Jan Hubicka  <jh@suse.cz>
9596         PR tree-optimization/47276
9597         * ipa.c (function_and_variable_visibility): Do not try to mark alias
9598         declarations as needed.
9600 2011-01-15  Martin Jambor  <mjambor@suse.cz>
9602         * common.opt (fdevirtualize): New flag.
9603         * doc/invoke.texi (Option Summary): Document it.
9604         * opts.c (default_options_table): Add devirtualize flag.
9605         * ipa-prop.c (detect_type_change): Return immediately if
9606         devirtualize flag is not set.
9607         (detect_type_change_ssa): Likewise.
9608         (compute_known_type_jump_func): Likewise.
9609         (ipa_analyze_virtual_call_uses): Likewise.
9611 2011-01-14  Martin Jambor  <mjambor@suse.cz>
9613         PR tree-optimization/45934
9614         PR tree-optimization/46302
9615         * ipa-prop.c (type_change_info): New type.
9616         (stmt_may_be_vtbl_ptr_store): New function.
9617         (check_stmt_for_type_change): Likewise.
9618         (detect_type_change): Likewise.
9619         (detect_type_change_ssa): Likewise.
9620         (compute_complex_assign_jump_func): Check for dynamic type change.
9621         (compute_complex_ancestor_jump_func): Likewise.
9622         (compute_known_type_jump_func): Likewise.
9623         (compute_scalar_jump_functions): Likewise.
9624         (ipa_analyze_virtual_call_uses): Likewise.
9625         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
9627 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9629         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
9630         * config/i386/i386.opt (msse5): New Alias.
9632 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9634         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
9635         * config/sparc/linux64.h (CC1_SPEC): Likewise.
9636         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
9637         * config/sparc/sparc.h (CC1_SPEC): Likewise.
9639 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9641         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
9642         -mcpu options.
9643         * config/sparc/linux64.h (CC1_SPEC): Likewise.
9644         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
9645         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
9646         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
9647         Likewise.
9648         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
9650 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9652         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
9654 2011-01-14  Mike Stump  <mikestump@comcast.net>
9656         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
9657         * config/fr30/fr30.md: Likweise
9658         (movsi_push): Likewise.
9659         (movsi_pop): Likewise.
9660         (enter_func): Likewise.
9661         * config/moxie/moxie.md (movsi_push): Likewise.
9662         (movsi_pop): Likewise.
9664 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9666         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
9667         %{no_archive} %{exact_version}.
9668         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
9669         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
9670         %{no_archive} %{exact_version}.
9671         * config/mips/openbsd.h (LINK_SPEC): Likewise.
9672         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
9673         * config/mips/vxworks.h: Likewise.
9675 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9677         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
9679 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9681         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
9682         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
9684 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9686         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
9687         -nodefaultlib.
9689 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9691         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
9692         for mcpu not cpu.
9693         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
9694         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
9695         not cpu.
9696         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
9697         Don't handle -shlib.
9699 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9701         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
9702         (CC1_SPEC): Don't handle -profile.
9704 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9706         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
9707         * config/mips/mips.h (CC1_SPEC): Likewise.
9709 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9711         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
9712         * config/mips/mips.h (CC1_SPEC): Likewise.
9714 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9716         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
9717         * config/m32r/linux.h (LINK_SPEC): Likewise.
9718         * config/mips/linux.h (LINK_SPEC): Likewise.
9719         * config/mips/linux64.h (LINK_SPEC): Likewise.
9720         * config/sparc/linux.h (LINK_SPEC): Likewise.
9721         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9722         LINK_SPEC): Likewise.
9723         * config/xtensa/linux.h (LINK_SPEC): Likewise.
9725 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9727         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
9728         %{version:-v}.
9729         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
9731 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9733         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
9734         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
9736 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
9738         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
9740 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9742         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
9743         supports -Bstatic/-Bdynamic.
9744         * configure: Regenerate.
9746 2011-01-14  Jan Hubicka  <jh@suse.cz>
9747             Jack Howarth  <howarth@bromo.med.uc.edu>
9749         PR target/46037
9750         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
9751         when checking debug_info_level. Test write_symbols instead of
9752         debug_hooks->var_location when setting flag_var_tracking_uninit.
9754 2011-01-14  Richard Guenther  <rguenther@suse.de>
9756         PR tree-optimization/47179
9757         * target.def (ref_may_alias_errno): New target hook.
9758         * targhooks.h (default_ref_may_alias_errno): Declare.
9759         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
9760         (default_ref_may_alias_errno): New function.
9761         * target.h (struct ao_ref_s): Declare.
9762         * tree-ssa-alias.c: Include target.h.
9763         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
9764         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
9765         (targhooks.o): Likewise.
9766         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
9767         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
9769 2011-01-14  Richard Guenther  <rguenther@suse.de>
9771         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
9773 2011-01-14  Richard Guenther  <rguenther@suse.de>
9775         PR tree-optimization/47280
9776         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
9777         return CFG changes.
9778         (tree_ssa_forward_propagate_single_use_vars): Deal with
9779         CFG changes from associate_plusminus.
9781 2011-01-14  Richard Guenther  <rguenther@suse.de>
9783         PR middle-end/47281
9784         Revert
9785         2011-01-11  Richard Guenther  <rguenther@suse.de>
9787         PR tree-optimization/46076
9788         * tree-ssa.c (useless_type_conversion_p): Conversions from
9789         unprototyped to empty argument list function types are useless.
9791 2011-01-14  Richard Guenther  <rguenther@suse.de>
9793         PR tree-optimization/47286
9794         * tree-ssa-structalias.c (new_var_info): Register variables are global.
9796 2011-01-14  Martin Jambor  <mjambor@suse.cz>
9798         PR middle-end/46823
9799         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
9801 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
9803         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
9804         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
9805         * config/xtensa/xtensa.c (xtensa_libcall_value,
9806         xtensa_function_value_regno_p): New functions.
9807         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
9809 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
9811         PR c++/47213
9812         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
9813         PE specific hook.
9814         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
9815         New function prototype.
9816         * config/i386/winnt.c (i386_pe_assemble_visibility):
9817         Warn only if attribute was specified by user.
9819 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
9821         PR target/47251
9822         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
9823         floating point.
9824         (floatunsdidf2_fcfidu): Ditto.
9826 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9828         * config/s390/s390.c (print_operand_address): Replace 'error' with
9829         'output_operand_lossage'.
9830         (print_operand): Likewise.
9832 2011-01-13  Jeff Law  <law@redhat.com>
9834         PR rtl-optimization/39077
9835         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
9836         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
9837         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
9838         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
9839         * gcse.c (prune_insertions_deletions): New function.
9840         (compute_pre_data): Use it.
9842 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
9844         PR debug/PR46973
9845         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
9846         static function.
9847         (prune_unused_types_mark): Use it.
9849 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
9851         PR rtl-optimization/45352
9852         * sel-sched.c: Update copyright years.
9853         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
9854         in the advancing loop when we have issued issue_rate insns.
9856 2011-01-12  Richard Henderson  <rth@redhat.com>
9858         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
9859         (TARGET_MD_ASM_CLOBBERS): New.
9861         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
9862         (TARGET_DELEGITIMIZE_ADDRESS): New.
9864         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
9865         (clzsi2, *bsch): New patterns.
9867         * config/mn10300/mn10300.md (INT): New mode iterator.
9868         (*mov<INT>_clr): New pattern, and peep2 to generate it.
9870         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
9871         flag_split_wide_types.
9873         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
9874         (mn10300_trampoline_init): Rewrite without a template, an immediate
9875         load and a direct branch.
9876         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
9878 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
9880         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
9881         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
9882         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
9883         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
9885 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
9887         PR debug/47209
9888         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
9889         of type.
9891 2011-01-12  Jan Hubicka  <jh@suse.cz>
9893         PR driver/47244
9894         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
9895         (PLUGIN_COND_CLOSE): New macro.
9896         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
9898 2011-01-12  Richard Guenther  <rguenther@suse.de>
9900         PR lto/47259
9901         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
9902         register variables in a MEM_REF.
9904 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
9906         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
9907         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
9908         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
9909         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
9910         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
9911         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
9912         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
9913         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
9914         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
9915         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
9916         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
9917         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
9918         * config/gnu-user.h: New.  Copied from linux.h.
9919         (LINUX_TARGET_STARTFILE_SPEC): Rename to
9920         GNU_USER_TARGET_STARTFILE_SPEC.
9921         (LINUX_TARGET_ENDFILE_SPEC): Rename to
9922         GNU_USER_TARGET_ENDFILE_SPEC.
9923         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
9924         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
9925         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
9926         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
9927         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
9928         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
9929         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
9930         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
9931         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
9932         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
9933         * config/arm/linux-eabi.h (CC1_SPEC): Use
9934         GNU_USER_TARGET_CC1_SPEC.
9935         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
9936         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
9937         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
9938         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
9939         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
9940         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
9941         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
9942         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
9944 2011-01-12  Richard Guenther  <rguenther@suse.de>
9946         PR other/46946
9947         * doc/invoke.texi (ffast-math): Document it is turned on
9948         with -Ofast.
9950 2011-01-12  Jan Hubicka  <jh@suse.cz>
9952         PR tree-optimization/47233
9953         * opts.c (common_handle_option): Disable ipa-reference with profile
9954         feedback.
9956 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
9958         * c-parser.c (c_parser_objc_at_property_declaration): Improved
9959         error message.
9961 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
9963         * c-parser.c (c_lex_one_token): Updated and reindented some
9964         comments.  No changes in code.
9966 2011-01-11  Ian Lance Taylor  <iant@google.com>
9968         * godump.c (go_output_var): Don't output the variable if there is
9969         already a type with the same name.
9971 2011-01-11  Ian Lance Taylor  <iant@google.com>
9973         * godump.c (go_format_type): Don't generate float80.
9975 2011-01-11  Richard Henderson  <rth@redhat.com>
9977         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
9978         declaration.  Rewrite for both speed and size.
9979         (mn10300_address_cost_1): Remove.
9980         (mn10300_register_move_cost): New.
9981         (mn10300_memory_move_cost): New.
9982         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
9983         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
9984         extensions, shifts, BSWAP, CLZ.
9985         (mn10300_wide_const_load_uses_clr): Remove.
9986         (TARGET_REGISTER_MOVE_COST): New.
9987         (TARGET_MEMORY_MOVE_COST): New.
9988         * config/mn10300/mn10300-protos.h: Update.
9989         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
9991         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
9992         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
9993         * config/mn10300/mn10300-protos.h: Update.
9994         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
9995         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
9996         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
9997         (*test_int_bitfield, *test_byte_bitfield): Remove.
9998         (*bit_test, *subreg_bit_test): Remove.
9999         * config/mn10300/predicates.md (const_8bit_operand): Remove.
10001         * config/mn10300/constraints.md ("c"): Rename from "A".
10002         ("A", "D"): New constraint letters.
10003         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
10004         (fmssf4, fnmasf4, fnmssf4): Likewise.
10006         * config/mn10300/mn10300.md (isa): New attribute.
10007         (enabled): New attribute.
10009         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
10010         (abssf2, negsf2): Define only for hardware fp.
10011         (sqrtsf2): Reformat.
10012         (addsf3, subsf3, mulsf3): Merge expander and insn.
10014         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
10015         (DEBUGGER_AUTO_OFFSET): Remove.
10016         (DEBUGGER_ARG_OFFSET): Remove.
10018         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
10019         Emit register stores with the same offsets as the hardware.
10020         (mn10300_store_multiple_operation): Don't check that the register
10021         save offsets are monotonic.
10022         * config/mn10300/mn10300-protos.h: Update.
10024         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
10026         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
10027         in terms of the value on the stack, not the MDR register.
10029 2011-01-11  Jan Hubicka  <jh@suse.cz>
10031         PR lto/45721
10032         PR lto/45375
10033         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
10034         (symbol_alias_set_destroy, symbol_alias_set_contains,
10035         propagate_aliases_backward): Declare.
10036         * lto-streamer-out.c (struct sets): New sturcture.
10037         (trivally_defined_alias): New function.
10038         (output_alias_pair_p): Rewrite.
10039         (output_unreferenced_globals): Fix output of alias pairs.
10040         (produce_symtab): Likewise.
10041         * ipa.c (function_and_variable_visibility): Set weak alias destination
10042         as needed in lto.
10043         * varasm.c (symbol_alias_set_t): Remove.
10044         (symbol_alias_set_destroy): Export.
10045         (propagate_aliases_forward, propagate_aliases_backward): New functions
10046         based on ...
10047         (compute_visible_aliases): ... this one; remove.
10048         (trivially_visible_alias): New
10049         (trivially_defined_alias): New.
10050         (remove_unreachable_alias_pairs): Rewrite.
10051         (finish_aliases_1): Reorganize code checking if alias is defined.
10052         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
10053         in LTO mode.
10055 2011-01-11  Richard Guenther  <rguenther@suse.de>
10057         PR tree-optimization/46076
10058         * tree-ssa.c (useless_type_conversion_p): Conversions from
10059         unprototyped to empty argument list function types are useless.
10061 2011-01-11  Richard Guenther  <rguenther@suse.de>
10063         PR middle-end/45235
10064         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
10065         volatile MEMs as MEM_READONLY_P.
10067 2011-01-11  Richard Guenther  <rguenther@suse.de>
10069         PR tree-optimization/47239
10070         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
10072 2011-01-11  Jeff Law  <law@redhat.com>
10074         PR tree-optimization/47086
10075         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
10076         IVs from statements that might throw.
10078 2011-01-10  Jan Hubicka  <jh@suse.cz>
10080         PR lto/45375
10081         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
10083 2011-01-10  Jan Hubicka  <jh@suse.cz>
10085         PR lto/45375
10086         * profile.c (read_profile_edge_counts): Ignore profile inconistency
10087         when correcting profile.
10089 2011-01-10  Jan Hubicka  <jh@suse.cz>
10091         PR lto/46083
10092         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
10093         DECL_FINI_PRIORITY.
10094         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
10095         Restore DECL_FINI_PRIORITY.
10097 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10099         * doc/gimple.texi: Fix quoting of multi-word return values in
10100         @deftypefn statements.  Ensure presence of return value.  Wrap
10101         overlong @deftypefn lines.
10102         (is_gimple_operand, is_gimple_min_invariant_address): Remove
10103         descriptions of removed functions.
10104         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
10105         of multi-word return value in @deftypefn statement.
10107 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10109         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
10110         (Conditional Expressions, Logical Operators)
10111         (Statement and operand traversals): Do not indent smallexample
10112         code.  Fix duplicate function argument in example.
10114 2011-01-10  Jeff Law  <law@redhat.com>
10116         PR tree-optimization/47141
10117         * ipa-split.c (split_function): Handle case where we are
10118         returning a value and the return block has a virtual operand phi.
10120 2011-01-10  Jan Hubicka  <jh@suse.cz>
10122         PR tree-optimization/47234
10123         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
10124         (pass_feedback_split_functions): Declare.
10125         * passes.c (init_optimization_passes): Add ipa-split as subpass of
10126         tree-profile.
10127         * ipa-split.c (gate_split_functions): Update comments; disable
10128         split-functions for profile_arc_flag and branch_probabilities.
10129         (gate_feedback_split_functions): New function.
10130         (execute_feedback_split_functions): New function.
10131         (pass_feedback_split_functions): New global var.
10133 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
10135         PR lto/46760
10136         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
10137         calling gimple_call_set_cannot_inline.
10139 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
10141         * config/darwin-sections.def: Remove unused section.
10143 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
10145         PR c++/47218
10146         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
10148 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
10150         PR objc/47232
10151         * c-parser.c (c_parser_declaration_or_fndef): Improved
10152         error message.
10154 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
10156         * config/i386/winnt.c (i386_pe_start_function): Make sure
10157         to switch back to function's section.
10159 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
10161         PR gcc/46902
10162         PR testsuite/46912
10163         * plugin.c: Move include of dlfcn.h from here...
10164         * system.h: ... to here.
10166 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10168         * doc/cpp.texi (C++ Named Operators): Fix markup for header
10169         file name.
10170         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
10171         two extra empty pages in PDF output.
10173 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
10175         PR objc/47078
10176         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
10177         for error recovery purposes behave as if it was not specified so
10178         that the default type is usd.
10180 2011-01-07  Jan Hubicka  <jh@suse.cz>
10182         PR tree-optmization/46469
10183         * ipa.c (function_and_variable_visibility): Clear needed flags on
10184         nodes with external decls; handle weakrefs merging correctly.
10186 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
10188         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
10189         not false.
10191 2011-01-07  Jan Hubicka  <jh@suse.cz>
10193         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
10194         and no longer claim that gold is required for linker plugin.
10195         * configure: Regenerate.
10196         * gcc.c (PLUGIN_COND): New macro.
10197         (LINK_COMMAND_SPEC): Use it.
10198         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
10199         * config.in (HAVE_LTO_PLUGIN): New.
10200         * configure.ac (--with-lto-plugin): New parameter; autodetect
10201         HAVE_LTO_PLUGIN.
10203 2011-01-07  Jan Hubicka  <jh@suse.cz>
10205         PR tree-optimization/46367
10206         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
10207         when we can update original.
10208         (cgraph_mark_inline_edge): Sanity check.
10209         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
10211 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10213         * config/spu/spu.h (ASM_COMMENT_START): Define.
10215 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
10217         PR driver/42445
10218         * gcc.c (%>S): New.
10219         (SWITCH_KEEP_FOR_GCC): Likewise.
10220         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
10221         (do_spec_1): Handle "%>".
10223         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
10225 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
10227         PR target/47201
10228         * config/i386/i386.c (ix86_delegitimize_address): If
10229         simplify_gen_subreg fails, return orig_x.
10231         PR bootstrap/47187
10232         * value-prof.c (gimple_stringop_fixed_value): Handle
10233         lhs of the call properly.
10235 2011-01-07  Jan Hubicka  <jh@suse.cz>
10237         PR lto/45375
10238         * lto-opt.c (lto_reissue_options): Set flag_shlib.
10240 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
10242         * target.def (function_switched_text_sections): New hook.
10243         * doc/tm.texi: Regenerated.
10244         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
10245         * final.c (default_function_switched_text_sections): New.
10246         (final_scan_insn): Call function_switched_text_sections when a
10247         mid-function section change occurs.
10248         * output.h (default_function_switched_text_sections): Declare.
10249         * config/darwin-protos.h (darwin_function_switched_text_sections):
10250         Likewise.
10251         * config/darwin.c (darwin_function_switched_text_sections): New.
10252         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
10254 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
10256         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
10257         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
10258         the secondary code fragment when outputting for DWARF == 2.
10260 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
10262         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
10263         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
10264         Remove.
10265         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
10266         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
10268 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
10270         PR debug/46704
10271         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
10272         when it is not empty.
10274 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
10276         Bobcat Enablement
10277         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
10278         (case ${target}): Add btver1.
10279         * config/i386/driver-i386.c (host_detect_local_cpu): Let
10280         -march=native recognize btver1 processors.
10281         * config/i386/i386-c.c (ix86_target_macros_internal): Add
10282         btver1 def_and_undef
10283         * config/i386/i386.c (struct processor_costs btver1_cost): New
10284         btver1 cost table.
10285         (m_BTVER1): New definition.
10286         (m_AMD_MULTIPLE): Includes m_BTVER1.
10287         (initial_ix86_tune_features): Add btver1 tune.
10288         (processor_target_table): Add btver1 entry.
10289         (static const char *const cpu_names): Add btver1 entry.
10290         (software_prefetching_beneficial_p): Add btver1.
10291         (ix86_option_override_internal): Add btver1 instruction sets.
10292         (ix86_issue_rate): Add btver1.
10293         (ix86_adjust_cost): Add btver1.
10294         * config/i386/i386.h (TARGET_BTVER1): New definition.
10295         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
10296         (enum processor_type): Add PROCESSOR_BTVER1.
10297         * config/i386/i386.md (define_attr "cpu"): Add btver1.
10299 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10301         PR target/43309
10302         * config/i386/i386.c (legitimize_tls_address)
10303         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
10304         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
10305         (tls_initial_exec_64_sun): New pattern.
10307 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
10309         * doc/invoke.texi (Overall Options): Improve wording and markup
10310         of the description of -wrapper.
10312 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
10314         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
10315         rdynamic, threads): New Driver options.
10317 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10319         PR target/38118
10320         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
10321         if coming from .tdata.
10322         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
10324 2011-01-06  Jan Hubicka  <jh@suse.cz>
10326         PR lto/47188
10327         * collect2.c (main): Do not enable LTOmode when plugin is active.
10329 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10331         PR other/45915
10332         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
10333         --version output if supported.
10334         * configure: Regenerate.
10336 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
10338         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
10339         Driver options.
10341 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
10343         PR c/47150
10344         * c-convert.c (convert): When converting a complex expression
10345         other than COMPLEX_EXPR to a different complex type, ensure
10346         c_save_expr is called instead of save_expr, unless in_late_binary_op.
10347         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
10348         when converting COMPLEX_TYPE.
10350 2011-01-06  Ira Rosen  <irar@il.ibm.com>
10352         PR tree-optimization/47139
10353         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
10354         only the last reduction value is used outside the loop.  Update
10355         documentation.
10357 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
10359         * config/rtems.opt: New.
10360         * config.gcc (*-*-rtems*): Use rtems.opt.
10362 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
10364         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
10365         processors do not support 3DNow instructions.
10367 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10369         * config/spu/spu.c (spu_option_override): Set parameter
10370         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
10372 2011-01-05  Jan Hubicka  <jh@suse.cz>
10374         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
10375         at the command line.
10377 2011-01-05  Martin Jambor  <mjambor@suse.cz>
10379         PR lto/47162
10380         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
10381         deltas on streamed outgoing edges.
10382         (output_node_opt_summary): Output info for outgoing edges only when
10383         the node is in new parameter set.
10384         (output_cgraph_opt_summary): New parameter set, passed to the two
10385         aforementioned functions.  Update its forward declaration and its
10386         callee too.
10388 2011-01-05  Tom Tromey  <tromey@redhat.com>
10390         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
10391         operator to c_finish_omp_atomic.
10392         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
10393         (build_unary_op): Update.
10394         (build_modify_expr): Update.
10395         (build_asm_expr): Update.
10397 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10399         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
10400         newly inserted insns.
10401         (pad_bb): Likewise.
10402         (spu_emit_branch_hint): Likewise.
10403         (insert_hbrp_for_ilb_runout): Likewise.
10404         (spu_machine_dependent_reorg): Call df_finish_pass after
10405         schedule_insns returns.
10407 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10409         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
10411 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
10413         PR tree-optimization/47005
10414         * tree-sra.c (struct access): Add 'non_addressable' bit.
10415         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
10416         (decide_one_param_reduction): Return 0 if the parameter is passed by
10417         reference and one of the accesses in the group is non_addressable.
10419 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
10421         PR tree-optimization/47056
10422         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
10423         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
10424         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
10426 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
10428         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
10429         initializer.  Skip view conversions from aggregate types.
10431 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
10433         PR bootstrap/47055
10434         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
10436 2011-01-04  Philipp Thomas  <pth@suse.de>
10438         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
10439         obvious typo.
10441 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10443         * function.c (thread_prologue_and_epilogue_insns): Do not crash
10444         on empty epilogue sequences.
10446 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
10448         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
10449         non-static): New Driver options.
10451 2011-01-04  Jie Zhang  <jie@codesourcery.com>
10453         PR driver/47137
10454         * gcc.c (default_compilers[]): Set combinable field to 0
10455         for all assembly languages.
10457 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
10459         * config/mips/loongson3a.md: New file.
10460         * config/mips/mips.md: Include loongson3a.md.
10461         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
10462         TUNE_LOONGSON_3A.
10464 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
10466         PR middle-end/47017
10467         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
10468         instead of convert_memory_address_addr_space on the base expression.
10470 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10472         * config/spu/spu.c (spu_option_override): Update error text
10473         for bad -march= / -mtune= values.
10475 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10477         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
10478         if branch-hint optimization will be performed.
10480 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
10482         PR tree-optimization/47148
10483         * ipa-split.c (split_function): Convert arguments to
10484         DECL_ARG_TYPE if possible.
10486         PR tree-optimization/47155
10487         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
10488         when computing uns.
10490         PR rtl-optimization/47157
10491         * combine.c (try_combine): If undobuf.other_insn becomes
10492         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
10493         and set *new_direct_jump_p too.
10495 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
10497         PR tree-optimization/47021
10498         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
10500 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
10502         * gcc.c (process_command): Update copyright notice dates.
10503         * gcov.c (print_version): Likewise.
10504         * gcov-dump.c (print_version): Likewise.
10505         * mips-tfile.c (main): Likewise.
10506         * mips-tdump.c (main): Likewise.
10508 2011-01-03  Martin Jambor  <mjambor@suse.cz>
10510         PR tree-optimization/46801
10511         * tree-sra.c (type_internals_preclude_sra_p): Check whether
10512         aggregate fields start at byte boundary instead of the bit-field flag.
10514 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
10516         PR driver/47137
10517         * gcc.c (main): Revert revision 168407.
10519 2011-01-03  Martin Jambor  <mjambor@suse.cz>
10521         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
10523 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10525         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
10526         vector optab to expand vector/scalar shift, update gimple to vector.
10528 2011-01-03  Martin Jambor  <mjambor@suse.cz>
10530         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
10531         a thunk.
10533 2011-01-03  Martin Jambor  <mjambor@suse.cz>
10535         PR tree-optimization/46984
10536         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
10537         HOST_WIDE_INT.
10538         (cgraph_create_indirect_edge): Fixed line length.
10539         (cgraph_indirect_call_info): Declare.
10540         (cgraph_make_edge_direct) Update declaration.
10541         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
10542         (cgraph_create_indirect_edge): Use it.
10543         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
10544         callees.
10545         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
10546         the new thunk_delta representation.
10547         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
10548         HOST_WIDE_INT.
10549         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
10550         (ipa_read_indirect_edge_info): Likewise.
10551         * lto-cgraph.c (output_edge_opt_summary): New function.
10552         (output_node_opt_summary): Call it on all outgoing edges.
10553         (input_edge_opt_summary): New function.
10554         (input_node_opt_summary): Call it on all outgoing edges.
10556 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
10558         PR driver/47137
10559         * gcc.c (main): Don't check have_o when settting combine_inputs.
10561 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
10563         * regrename.c: Add general comment describing the pass.
10564         (struct du_head): Remove 'length' field.
10565         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
10566         (regrename_optimize): Do not sort chains.  Rework comments, add others.
10567         Force renaming to the preferred class (if any) in the first pass and do
10568         not consider registers that belong to it in the second pass.
10569         (create_new_chain): Do not set 'length' field.
10570         (scan_rtx_reg): Likewise.
10572 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
10574         PR tree-optimization/47140
10575         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
10576         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
10577         to bit_value_binop.
10579         PR rtl-optimization/47028
10580         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
10581         parm_birth_insn instead of at the beginning of first bb.
10583 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
10585         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
10586         Remove the word "see" before "@pxref".
10587         * doc/rtl.texi: Remove the word "see" before "@pxref".
10589 2011-01-01  Jan Hubicka  <jh@suse.cz>
10591         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
10592         memory.
10594 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
10596         PR target/38662
10597         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
10600 Copyright (C) 2011 Free Software Foundation, Inc.
10602 Copying and distribution of this file, with or without modification,
10603 are permitted in any medium without royalty provided the copyright
10604 notice and this notice are preserved.