1 2011-04-05 Nick Clifton <nickc@redhat.com>
3 * config/mn10300/mn10300.md (movqi_internal): Add alternatives
4 to handle MDR <-> data register transfers.
5 (movhi_internal): Likewise.
7 2011-04-07 Alan Modra <amodra@gmail.com>
9 * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
12 2011-04-07 Tom de Vries <tom@codesourcery.com>
15 * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter. Pass dir to
16 flow_find_cross_jump. Swap variables to implement backward replacement.
17 (try_crossjump_bb): Add argument to try_crossjump_to_edge.
19 2011-04-07 Tom de Vries <tom@codesourcery.com>
22 * cfgcleanup.c (walk_to_nondebug_insn): New function.
23 (flow_find_cross_jump): Use walk_to_nondebug_insn. Recalculate bb1 and
25 (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not src1
26 or src2. Redirect edges to the last basic block. Update frequency and
27 count on multiple basic blocks in case of fallthru.
29 2011-04-07 Tom de Vries <tom@codesourcery.com>
32 * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
34 (old_insns_match_p): Change return type. Replace return false/true with
35 return dir_none/dir_both. Use can_replace_by.
36 (flow_find_cross_jump): Add dir_p parameter. Init replacement direction
37 from dir_p. Register replacement direction in dir, last_dir and
38 afterlast_dir. Handle new return type of old_insns_match_p using
39 merge_dir. Return replacement direction in dir_p.
40 (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
41 return type of old_insns_match_p.
42 (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
43 * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
45 * basic-block.h (enum replace_direction): New type.
46 (flow_find_cross_jump): Add parameter to declaration.
48 2011-04-06 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
51 (AVXMODEDCVTPS2DQ): Ditto.
52 (VEC_FLOAT_MODE): Ditto.
53 (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3. Use VF mode
54 iterator. Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
55 (<any_logic:code><mode>3): Use VF mode iterator.
56 (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
58 (copysign<mode>3): Use VF mode iterator.
59 (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3. Handle
60 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
61 (*<any_logic:code><MODEF:mode>3): Merge with
62 *avx_<any_logic:code><MODEF:mode>3.
63 (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
64 (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
65 (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
66 (avx_cvtdq2ps<avxmodesuffix>): Remove.
67 (sse2_cvtdq2ps): Use %v modifier.
68 (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
69 (avx_cvtps2dq<avxmodesuffix>): Remove.
70 (sse2_cvtps2dq): Use %v modifier.
71 (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
72 (avx_cvttps2dq<avxmodesuffix>): Remove.
73 (sse2_cvttps2dq): Use %v modifier.
74 (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
75 (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
76 (sse2_cvtsd2siq): Fix insn template.
77 (sse2_cvtsd2siq_2): Ditto.
78 (sse2_cvttsd2siq): Ditto.
79 (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
80 (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
82 2011-04-06 Joseph Myers <joseph@codesourcery.com>
84 * gcov-io.c: Use GCC Runtime Library Exception.
86 2011-04-06 Jakub Jelinek <jakub@redhat.com>
89 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
90 as base_reg whatever register reg has been eliminated to, instead
91 of hardcoding STACK_POINTER_REGNUM.
93 2011-04-06 Joseph Myers <joseph@codesourcery.com>
95 * doc/tm.texi.in: Document C target hooks as separate from general
97 * doc/tm.texi: Regenerate.
98 * genhooks.c (struct hook_desc): Add docname field.
99 (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC). Initialize
101 (hook_array): Include c-target.def.
102 (emit_documentation): Use docname field in output.
103 (emit_init_macros): Take docname argument. Only emit definitions
104 for hooks matching docname.
105 (main): Expect additional arguments in all cases. Pass argument
107 * target.def: Move initial macro definitions and comments to
108 target-hooks-macros.h.
109 (gcc_targetcm): Move to c-family/c-target.def.
110 * target.h (targetcm): Move declaration to c-family/c-target.h.
111 * targhooks.c (default_handle_c_option): Move to
113 * targhooks.h (default_handle_c_option): Move declaration to
115 * target-hooks-macros.h: New file.
116 * config.gcc (target_has_targetcm): Define and use to add to
117 c_target_objs and cxx_target_objs.
118 * config/default-c.c: New file.
119 * config/darwin-c.c: Include c-target.h and c-target-def.h instead
120 of target.h and target-def.h.
121 (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
122 (darwin_objc_construct_string, darwin_cfstring_ref_p,
123 darwin_check_cfstring_format_arg): Make static.
124 (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
125 TARGET_STRING_OBJECT_REF_TYPE_P,
126 TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
127 * config/darwin-protos.h (darwin_objc_construct_string,
128 darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
130 * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
131 TARGET_STRING_OBJECT_REF_TYPE_P,
132 TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
133 * config/t-darwin (darwin-c.o): Update dependencies.
134 * system.h (TARGET_HAS_TARGETCM): Poison.
135 * Makefile.in (TARGET_H): Update.
136 (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
137 (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
138 (default-c.o): New target.
139 (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
140 (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
141 (s-tm-texi): Pass -d option to genhooks. Also test timestamp on
143 (build/genhooks.o): Update dependencies.
145 2011-04-06 Richard Guenther <rguenther@suse.de>
147 * ipa-inline.c (enum inlining_mode): Remove.
148 (cgraph_flatten): Use some other token.
149 (cgraph_edge_early_inlinable_p): New function, split out from ...
150 (cgraph_perform_always_inlining): New function, split out from ...
151 (cgraph_decide_inlining_incrementally): ... here.
152 (cgraph_mark_inline_edge): Adjust.
153 (cgraph_early_inlining): Re-structure.
154 (pass_early_inline): Require SSA form.
156 2011-03-06 Andrew Stubbs <ams@codesourcery.com>
157 Julian Brown <julian@codesourcery.com>
158 Mark Shinwell <shinwell@codesourcery.com>
160 * config/arm/arm.h (arm_class_likely_spilled_p): Check against
161 LO_REGS only for Thumb-1.
162 (MODE_BASE_REG_CLASS): Restrict base registers to those which can
163 be used in short instructions when optimising for size on Thumb-2.
165 2011-04-06 Eric Botcazou <ebotcazou@adacore.com>
167 * gimple-low.c (lower_gimple_return): When not optimizing, force labels
168 associated with user returns to be preserved.
170 2011-04-06 Tristan Gingold <gingold@adacore.com>
172 * dbxout.c: (debug_nesting, symbol_queue, symbol_queue_index)
173 (symbol_queue_size, DBXOUT_DECR_NESTING)
174 (DBXOUT_DECR_NESTING_AND_RETURN): Also define
175 if XCOFF_DEBUGGING_INFO.
177 2011-04-06 Uros Bizjak <ubizjak@gmail.com>
179 * config/i386/i386.md (attribute isa): New.
180 (attribute enabled): New.
181 (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
182 (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
183 (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
184 (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
185 (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
186 (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
187 (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
188 (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
190 * config/i386/sse.md (VF): New mode iterator.
195 (attribute sse): Handle V8SF and V4DF modes.
196 (<absneg:code><mode>2): Use VF mode iterator.
197 (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2. Use VF
199 (<plusminus_insn><mode>3): Use VF mode iterator.
200 (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
201 Use VF mode iterator.
202 (<sse>_vm<plusminus_insn><mode>3): Merge with
203 *avx_vm<plusminus_insn><mode>3. Use VF_128 mode iterator.
204 (mul<mode>3): Use VF mode iterator.
205 (*mul<mode>3): Merge with *avx_mul<mode>3. Use VF mode iterator.
206 (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3. Use VF_128
208 (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
209 (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
210 (<sse>_div<mode>3): Merge with *avx_div<mode>3. Use VF mode iterator.
211 (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3. Use VF_128
213 (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
214 Use VF1 mode iterator.
215 (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
216 (sqrt<VF2:mode>2): New expander.
217 (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
218 (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
219 and sqrtv2df2. Use VF mode iterator.
220 (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2. Use VF_128
222 (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
223 (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
224 Use VF1 mode iterator.
225 (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
226 (<smaxmin:code><mode>3): Use VF mode iterator.
227 (*<smaxmin:code><mode>3_finite): Merge with
228 *avx_<smaxmin:code><mode>3_finite. Use VF mode iterator.
229 (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
230 (<sse>_vm<smaxmin:code><mode>2): Merge with
231 *avx_vm<smaxmin:code><mode>2. Use VF_128 mode iterator.
232 (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3. Use VF
234 (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3. Use VF
236 (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
237 (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
238 (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
239 (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
240 (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3. Use
242 (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
243 Use VF_128 mode iterator.
244 (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3. Use VF
246 (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3. Use
247 VF_128 mode iterator.
248 (vcond<mode>): Use VF mode iterator.
249 * config/i386/predicates.md (sse_comparison_operator): Merge with
250 avx_comparison_float_operator. Do not declare as special_predicate.
251 * config/i386/i386.c (struct builtin_description): Update for renamed
253 (ix86_expand_args_builtin): Ditto.
254 (ix86_expand_sse_compare_mask): Ditto.
256 2011-04-06 Richard Guenther <rguenther@suse.de>
258 * tree-inline.c (estimate_num_insns): For calls simply account
259 for all passed arguments and a used return value.
261 2011-04-06 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/47663
264 * cgraph.h (struct cgraph_edge): Add call_stmt_size and
265 call_stmt_time fields.
266 (cgraph_edge_inlinable_p): Declare.
267 (cgraph_edge_recursive_p): New inline function.
268 * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
269 (cgraph_clone_edge): Copy it.
270 * ipa-inline.c (cgraph_estimate_edge_time): New function.
271 Account for call stmt time.
272 (cgraph_estimate_time_after_inlining): Take edge argument.
273 (cgraph_estimate_edge_growth): Account call stmt size.
274 (cgraph_estimate_size_after_inlining): Take edge argument.
275 (cgraph_mark_inline_edge): Adjust.
276 (cgraph_check_inline_limits): Likewise.
277 (cgraph_recursive_inlining_p): Remove.
278 (cgraph_edge_badness): Use cgraph_edge_recursive_p.
279 (cgraph_decide_recursive_inlining): Take edge argument and
281 (cgraph_decide_inlining_of_small_functions): Do not avoid
282 diags for recursive inlining here.
283 (cgraph_flatten): Adjust.
284 (cgraph_decide_inlining_incrementally): Likewise.
285 (estimate_function_body_sizes): Remove call cost handling.
286 (compute_inline_parameters): Initialize caller edge call costs.
287 (cgraph_estimate_edge_growth): New function.
288 (cgraph_estimate_growth): Use it.
289 (cgraph_edge_badness): Likewise.
290 (cgraph_check_inline_limits): Take an edge argument.
291 (cgraph_decide_inlining_of_small_functions): Adjust.
292 (cgraph_decide_inlining): Likewise.
293 * tree-inline.c (estimate_num_insns): Only account for call
294 return value if it is used.
295 (expand_call_inline): Avoid diagnostics on recursive inline
297 * lto-cgraph.c (lto_output_edge): Output edge call costs.
298 (input_edge): Input edge call costs.
300 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
302 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
304 2011-04-06 Jonathan Wakely <jwakely.gcc@gmail.com>
306 * doc/invoke.texi (Spec Files): Fix typo.
308 2011-04-06 Eric Botcazou <ebotcazou@adacore.com>
310 * profile.c (branch_prob): Move declaration of local variable. Remove
311 obsolete ??? comment. Expand the location explicitly instead of using
312 the LOCATION_FILE and LOCATION_LINE macros.
314 2011-04-06 Wei Guozhi <carrot@google.com>
317 * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
318 (arm_cond_branch): Likewise.
319 (arm_cond_branch_reversed): Likewise.
320 (arm_jump): Likewise.
321 (push_multi): Likewise.
322 * config/arm/constraints.md (Py): New constraint.
324 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
327 * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
329 (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
330 (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
331 #ifdef DBX_DEBUGGING_INFO.
333 2011-04-05 Bernd Schmidt <bernds@codesourcery.com>
336 * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
337 if old and new states differ.
339 2011-04-05 Joseph Myers <joseph@codesourcery.com>
341 * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
342 OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
343 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
344 handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
345 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
347 * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
348 ColdFire options to -mcpu= options.
350 2011-04-05 Jeff Law <law@redhat.com>
352 * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
353 check if BB is a successor of LOOP->header and return
354 NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
356 2011-04-05 Steven Bosscher <steven@gcc.gnu.org>
358 * cprop.c (struct reg_use): Remove.
359 (reg_use_table): Make an array of RTX.
360 (find_used_regs, constprop_register, local_cprop_pass,
361 bypass_block): Simplify users of reg_use_table.
362 (cprop_insn): Likewise. Iterate if copy propagation succeeded
363 on one of the uses found by find_used_regs.
365 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
368 * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
371 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
373 * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
375 (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
377 2011-04-05 Steven Bosscher <steven@gcc.gnu.org>
380 * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
382 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
384 * combine.c: Include obstack.h.
385 (struct insn_link): Define.
386 (uid_log_links): Adjust type.
387 (FOR_EACH_LOG_LINK): New macro.
388 (insn_link_obstack): Declare.
389 (alloc_insn_link): Define.
390 (create_log_links): Call it. Use FOR_EACH_LOG_LINK and adjust
391 type of link variables.
392 (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
393 (try_combine, record_promoted_values, distribute_notes): Likewise.
394 (distribute_links): Likewise. Tweak prototype.
395 (clear_log_links): Delete.
396 (adjust_for_new_dest): Call alloc_insn_link.
397 * Makefile.in (combine.o): Depend on $(OBSTACK_H).
399 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
401 * gcse.c (modify_mem_list): Convert to an array of VECs.
402 (canon_modify_mem_list, compute_transp): Tweak formatting.
403 (alloc_gcse_mem): Likewise. Adjust for modify_mem_list change.
404 (load_killed_in_block_p): Likewise.
405 (record_last_mem_set_info): Likewise.
406 (clear_modify_mem_tables): Likewise.
408 2011-04-05 Tom de Vries <tom@codesourcery.com>
411 * function.c (emit_use_return_register_into_block): Only define if
414 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
416 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
418 2011-04-05 Joseph Myers <joseph@codesourcery.com>
420 * config/rx/rx-opts.h: New.
421 * config/rx/rx.c (rx_cpu_type): Remove.
422 (rx_handle_option): Don't assert that global structures are in
423 use. Access variables via opts pointer. Defer most handling of
424 OPT_mint_register_. Use error_at.
425 (rx_option_override): Handle deferred OPT_mint_register_ here.
426 * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
427 * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
428 (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
429 (rx_cpu_types): New Enum and EnumValue entries.
430 (mint-register=): Use Defer and use Var accordingly.
432 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
434 * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
435 (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
436 * final.c (debug_flush_symbol_queue, debug_queue_symbol):
438 (debug_free_queue, debug_nesting, symbol_queue_index):
440 * dbxout.c: ...to here. Make static.
442 2011-04-05 Nathan Froyd <froydnj@codesourcery.com>
444 * gcse.c (modify_pair): Define. Define a VEC of it.
445 (canon_modify_mem_list): Convert to an array of VECs.
446 (free_insn_expr_list_list): Delete.
447 (clear_modify_mem_tables): Call VEC_free instead.
448 (record_last_mem_set_info): Don't modify canon_modify_mem_list.
449 (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
450 (canon_list_insert, compute_transp): Likewise.
452 2011-04-05 Tom de Vries <tom@codesourcery.com>
455 * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
458 2011-04-05 Tom de Vries <tom@codesourcery.com>
461 * function.c (emit_use_return_register_into_block): New function.
462 (thread_prologue_and_epilogue_insns): Use
463 emit_use_return_register_into_block.
465 2011-04-05 Tom de Vries <tom@codesourcery.com>
468 * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
471 2011-04-05 Tom de Vries <tom@codesourcery.com>
473 * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
475 2011-04-05 Yufeng Zhang <yufeng.zhang@arm.com>
477 * config/arm/arm.md (define_constants for unspec): Replace with
479 (define_constants for unspecv): Replace with define_c_enum.
480 * config/arm/neon.md (define_constants for unspec): Replace with
483 2011-04-04 Richard Henderson <rth@redhat.com>
486 * dwarf2out.c (output_line_info): Always emit line info from
487 at least one section.
488 (dwarf2out_init): Create text_section_line_info here ...
489 (set_cur_line_info_table): ... not here.
491 2011-04-04 Vladimir Makarov <vmakarov@redhat.com>
494 * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
497 * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
499 2011-04-04 Steven Bosscher <steven@gcc.gnu.org>
501 * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
502 (expr_equiv_p): Remove.
503 (insert_set_in_table): Look at <dest, src> pair instead of expr.
504 (hash_scan_set): Update call to insert_set_in_table.
505 (dump_hash_table): Dump <dest, src> pair.
506 (lookup_set): Simplify. Lookup <dest, src> pair.
507 (compute_transp): Remove, fold heavily simplified code into...
508 (compute_local_properties): ...here. Expect COMP and TRANSP
510 (find_avail_set): Take set directly from struct expr.
511 (find_bypass-set): Likewise.
512 (bypass_block): Likewise.
513 (cprop_insn): Likewise. Remove redundant INSN_P test.
515 * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
516 checks on form of COND from find_implicit_sets to here.
517 (find_implicit_sets): Cleanup control flow. Split critical edges
518 if it exposes implicit sets. Allocate/resize implicit_sets as
520 (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
521 changed something. Run df_analyze after find_implicit_sets if any
522 edges were split. Do not allocate implicit_sets here.
524 * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
525 (gcse_obstack): Renamed to cprop_obstack.
526 (GNEW, GNEWVEC, GNEWVAR): Remove.
528 (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
529 (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
530 (gcse_alloc): Likewise, and rename to cprop_alloc.
531 (alloc_gcse_men, free_gcse_mem): Remove.
532 (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
533 (compute_hash_table_work): Allocate and free reg_set_bitmap here.
534 (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
536 * cprop.c (oprs_not_set_p): Remove.
537 (mark_set, mark_clobber): Remove.
538 (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
539 (reg_not_set_p): New function.
540 (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
541 (cprop_insn): Likewise.
542 (cprop_jump): Use FOR_EACH_EDGE.
544 2011-04-04 Bernd Schmidt <bernds@codesourcery.com>
547 * haifa-sched.c (nonscheduled_insns_begin): New static variable.
548 (rank_for_schedule): Use scheduled_insns vector instead of
550 (ok_for_early_queue_removal): Likewise.
551 (queue_to_ready): Search forward in nonscheduled_insns_begin if
553 (choose_ready): Likewise.
554 (commit_schedule): Use VEC_iterate.
555 (schedule_block): Initialize nonscheduled_insns_begin. If we have
556 a dbg_cnt, use it and ensure the first insn is in the ready list.
557 (haifa_sched_init): Allocate scheduled_insns.
558 (sched_extend_ready_list): Don't allocate it; reserve space.
559 (haifa_sched_finish): Free it.
561 2011-04-04 Joseph Myers <joseph@codesourcery.com>
563 * optc-gen.awk: Always remove type from Variable entry before
564 recording in var_seen.
566 2011-04-04 Eric Botcazou <ebotcazou@adacore.com>
568 * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
569 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
570 call to tidy_fallthru_edges.
572 2011-04-04 Joseph Myers <joseph@codesourcery.com>
574 * doc/options.texi (ToLower): Document.
575 * opt-functions.awk (switch_bit_fields): Initialize cl_tolower
577 * opts-common.c (decode_cmdline_option): Handle cl_tolower.
578 * opts.h (cl_option): Add cl_tolower field.
579 * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
580 arguments with lowercase strings.
581 * config/rx/rx.opt (mcpu=): Add ToLower.
582 * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
585 2011-04-04 Richard Sandiford <richard.sandiford@linaro.org>
587 * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
589 2011-04-04 Richard Sandiford <richard.sandiford@linaro.org>
591 * config/vax/vax.c: Include reload.h.
593 2011-04-04 Anatoly Sokolov <aesok@post.ru>
595 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
596 * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
597 (sparc_preferred_reload_class): New function.
599 2011-04-04 Jakub Jelinek <jakub@redhat.com>
602 * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
603 Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
605 2011-04-03 Nathan Froyd <froydnj@codesourcery.com>
607 * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
608 * tree.c (initialize_tree_contains_struct): Adjust accordingly.
610 2011-04-03 Anatoly Sokolov <aesok@post.ru>
612 * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
613 (ASM_OUTPUT_ALIGNED_BSS): Define.
615 2011-04-03 Michael Matz <matz@suse.de>
617 * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
618 and next_slot members.
619 (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
620 lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
621 (lto_streamer_cache_append): Declare.
622 * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
623 unsigned index, remove offset parameter, ensure that we append
624 or update existing entries.
625 (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
626 parameter, update next_slot for append.
627 (lto_streamer_cache_insert): Use unsigned index, remove offset_p
629 (lto_streamer_cache_insert_at): Likewise.
630 (lto_streamer_cache_append): New function.
631 (lto_streamer_cache_lookup): Use unsigned index.
632 (lto_streamer_cache_get): Likewise.
633 (lto_record_common_node): Don't test tree_node_can_be_shared.
634 (preload_common_node): Adjust call to lto_streamer_cache_insert.
635 (lto_streamer_cache_delete): Don't free offsets member.
636 * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
637 (lto_output_string_with_length): Use lto_output_data_stream.
638 (lto_output_tree_header): Remove ix parameter, don't write it.
639 (lto_output_builtin_tree): Likewise.
640 (lto_write_tree): Adjust callers to above, don't track and write
641 offset, write unsigned index.
642 (output_unreferenced_globals): Don't emit all global vars.
643 (write_global_references): Use unsigned indices.
644 (lto_output_decl_state_refs): Likewise.
645 (write_symbol): Likewise.
646 * lto-streamer-in.c (lto_input_chain): Move earlier.
647 (input_function): Use unsigned index.
648 (input_alias_pairs): Don't read and then ignore all global vars.
649 (lto_materialize_tree): Remove ix_p parameter, don't read index,
650 don't pass it back, use lto_streamer_cache_append.
651 (lto_register_var_decl_in_symtab): Use unsigned index.
652 (lto_register_function_decl_in_symtab): Likewise.
653 (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
655 (lto_get_builtin_tree): Don't read index, use
656 lto_streamer_cache_append.
657 (lto_read_tree): Adjust call to lto_materialize_tree.
659 * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
660 don't use function calls in arguments to MIN.
662 * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
665 * gimple.c (gimple_type_leader_entry): Mark deletable.
667 2011-04-03 Alan Modra <amodra@gmail.com>
669 * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
671 2011-04-03 Michael Matz <matz@suse.de>
673 * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
675 * tree.h (tree_decl_non_common.vindex): Adjust comment.
677 2011-04-03 Michael Matz <matz@suse.de>
679 * cgraphbuild.c (record_reference): Canonicalize constructor values.
680 * gimple-fold.c (canonicalize_constructor_val): Accept being called
681 without function context.
682 * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
683 current_function_decl and cfun.
685 2011-04-03 Michael Matz <matz@suse.de>
687 * tree.c (decl_init_priority_insert): Don't create entry for
689 (decl_fini_priority_insert): Ditto.
690 (fields_compatible_p, find_compatible_field): Remove.
691 * tree.h (fields_compatible_p, find_compatible_field): Remove.
692 * gimple.c (gimple_compare_field_offset): Adjust block comment.
694 2011-04-03 Eric Botcazou <ebotcazou@adacore.com>
696 * combine.c (try_combine): Remove useless local variable.
698 2011-04-03 Richard Guenther <rguenther@suse.de>
699 Ira Rosen <ira.rosen@linaro.org>
701 * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
702 non-variable offsets and compare the remaining bases of the two
703 accesses instead of looking for exact same data-ref.
705 2011-04-02 Kai Tietz <ktietz@redhat.com>
708 * i386.c (ix86_function_arg_boundary): Fix printf formatter.
710 * i386.c (ix86_is_msabi_thiscall): New helper function.
711 (ix86_is_type_thiscall): New helper function.
712 (ix86_comp_type_attributes): Handle thiscall for method-functions
714 (init_cumulative_args): Likewise.
715 (find_drap_reg): Likewise.
716 (ix86_static_chain): Likewise.
717 (x86_this_parameter): Likewise.
718 (x86_output_mi_thunk): Likewise.
720 2011-04-01 Olivier Hainque <hainque@adacore.com>
721 Nicolas Setton <setton@adacore.com>
722 Eric Botcazou <ebotcazou@adacore.com>
724 * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
725 (add_gnat_descriptive_type_attribute): New function.
726 (gen_array_type_die): Call it.
727 (gen_enumeration_type_die): Likewise.
728 (gen_struct_or_union_type_die): Likewise.
729 (modified_type_die): Likewise.
730 * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
731 * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
732 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
734 2011-04-01 Jakub Jelinek <jakub@redhat.com>
737 * dwarf2out.c (resolve_addr): Don't call force_decl_die
738 if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
741 2011-03-17 Richard Guenther <rguenther@suse.de>
744 * lto-cgraph.c (input_overwrite_node): Clear the abstract
745 origin for decls in other ltrans units.
746 (input_varpool_node): Likewise.
748 2011-04-01 Jakub Jelinek <jakub@redhat.com>
751 * expr.c (expand_assignment): Handle all possibilities
753 * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
754 (store_split_bit_field): If SUBREG_REG (op0) or
755 op0 itself has smaller mode than word, return it
756 for offset 0 and const0_rtx for out-of-bounds stores.
757 If word is const0_rtx, skip it.
759 2011-04-01 Naveen H.S <naveen.S@kpitcummins.com>
761 * config/h8300/h8300.c (print_operand_address): Rename to...
762 (h8300_print_operand_address): ...this. Make static. Adjust comments.
763 Call h8300_print_operand and h8300_print_operand_address instead of
764 print_operand and print_operand_address. Declare.
765 (print_operand): Renake to...
766 (h8300_print_operand): ...this. Make static. Adjust comments.
767 Call h8300_print_operand instead of print_operand. Declare.
768 (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
769 (h8300_register_move_cost): Likewise.
770 (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
771 TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
772 * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
773 PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
774 * config/h8300/h8300-protos.h (print_operand): Delete.
775 (print_operand_address): Delete.
777 2011-04-01 Richard Henderson <rth@redhat.com>
780 * dwarf2out.c (dwarf2out_source_line): Disable discriminators
781 in strict mode before dwarf4. Re-order tests to early out
782 before switching sections.
784 2011-04-01 Nathan Froyd <froydnj@codesourcery.com>
786 * config/h8300/constraints.md: New file.
787 * config/h8300/h8300.md: Include it. Use satisfies_constraint_J,
788 satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
789 (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
790 * config/h8300/predicates.md (bit_operand): Likewise.
791 (incdec_operand): Use satisfies_constraint_M and
792 satisfies_constraint_O. Don't use C code block.
793 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
794 * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
795 (compute_mov_length): Use satisfies_constraint_G.
796 (fix_bit_operand): Use satisfies_constraint_U.
797 * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
798 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
799 (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
800 (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
801 (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
802 (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
803 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
804 (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
805 (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
806 (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
807 (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
808 (EXTRA_MEMORY_CONSTRAINT): Delete.
810 2011-04-01 Andrew Pinski <pinskia@gmail.com>
811 Michael Meissner <meissner@linux.vnet.ibm.com>
814 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
815 operands, as per the specifications.
817 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
818 (vec_extract_evenv4sf): Ditto.
819 (vec_extract_evenv8hi): Ditto.
820 (vec_extract_evenv16qi): Ditto.
821 (vec_extract_oddv4si): Ditto.
823 2011-03-31 Mark Wielaard <mjw@redhat.com>
825 * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
826 high_pc attribute if the CU has no associated code. Only output
827 DW_AT_entry_pc for CU if not generating strict dwarf and
830 2011-04-01 Bernd Schmidt <bernds@codesourcery.com>
832 * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
833 * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
835 (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
836 * final.c (final_start_function): Call the new function rather
837 than using a NULL argument for dwarf2out_frame_debug.
839 * ifcvt.c (cond_exec_process_insns): Disallow converting a block
840 that contains the prologue.
842 * haifa-sched.c (queue_insn): New arg REASON. All callers
843 changed. Print it in debugging output.
845 * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
847 * sched-ebb.c (begin_schedule_ready): Remove second argument.
848 Split most of the code into...
849 (begin_move_insn): ... here. New function.
850 (ebb_sched_info): Add a pointer to it.
851 * haifa-sched.c (scheduled_insns): New static variable.
852 (sched_extend_ready_list): Allocate it.
853 (schedule_block): Use it to record the order of scheduled insns.
854 Perform RTL changes to move insns only after all scheduling
855 decisions have been made.
856 * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
857 begin_move_insn field.
858 * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
859 * sched-int.h (struct haifa_sched_info): Remove second argument
860 from begin_schedule_ready hook. Add new member begin_move_insn.
861 * sched-rgn.c (begin_schedule_ready): Remove second argument.
862 (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
864 * haifa-sched.c (prune_ready_list): New function, broken out of
866 (schedule_block): Use it.
868 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
870 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
872 2011-04-01 Kai Tietz <ktietz@redhat.com>
874 * config.gcc (*-*-mingw*): Allow as option the
875 posix threading model.
876 * config/i386/mingw32.h (SPEC_PTHREAD1, SPEC_PTHREAD2):
877 New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
879 (CPP_SPEC): Add pthread/no-pthread handling.
880 (LIB_SPEC): Likewise.
881 * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
882 (LIB_SPEC): Likewise.
883 * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
884 flag to pass -pthread option for shared libgcc build.
885 (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
886 for shared libgcc build.
887 * config/i386/t-mingw-pthread: New file.
888 * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
889 New define to enable use of library pthread by default.
890 * config/i386/mingw.opt (pthread): New driver option.
891 (no-pthread): New driver option.
892 * config/i386/cygming.opt: Make sure trailing empty line is retained.
893 * config/i386/mingw-w64.opt: Likewise.
895 2011-04-01 Gary Funck <gary@intrepid.com>
897 * c-decl.c (grokdeclarator): Fix formatting.
899 2011-04-01 Richard Sandiford <richard.sandiford@linaro.org>
901 * expr.c (emit_block_move_via_movmem): Use n_generator_args
902 instead of n_operands.
903 (set_storage_via_setmem): Likewise.
904 * optabs.c (maybe_gen_insn): Likewise.
905 * config/arm/arm.c (arm_init_neon_builtins): Likewise.
906 * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
907 (mips_expand_builtin_direct): Likewise.
908 * config/spu/spu.c (expand_builtin_args): Likewise.
910 2011-04-01 Richard Sandiford <richard.sandiford@linaro.org>
912 * recog.h (insn_data_d): Add n_generator_args.
913 * genoutput.c (data): Likewise.
914 (output_insn_data): Print it.
915 (max_opno, num_dups): Delete.
916 (scan_operands): Just fill in "d->operand[...]".
917 (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
919 2011-04-01 Richard Sandiford <richard.sandiford@linaro.org>
921 * gensupport.h (pattern_stats): New structure.
922 * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
923 * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
924 (max_operand_1, max_operand_vec): Delete.
925 (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
927 2011-03-31 Nathan Froyd <froydnj@codesourcery.com>
929 * emit-rtl.c (emit_pattern_after_setloc): New function.
930 (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
931 (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
932 (emit_pattern_after): New function.
933 (emit_insn_after, emit_jump_insn_after): Call it.
934 (emit_call_insn_after, emit_debug_insn_after): Likewise.
935 (emit_pattern_before_setloc): New function.
936 (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
937 (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
939 (emit_pattern_before): New function.
940 (emit_insn_before, emit_jump_insn_before): Call it.
941 (emit_call_insn_before, emit_debug_insn_before): Likewise.
943 2011-03-31 Richard Henderson <rth@redhat.com>
945 * dwarf2out.c (dw_separate_line_info_ref): Remove.
946 (dw_separate_line_info_entry): Remove.
947 (enum dw_line_info_opcode): New.
948 (dw_line_info_entry): Use it.
949 (dw_line_info_table, dw_line_info_table_p): New.
950 (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
951 (line_info_table, line_info_label_num): Remove.
952 (line_info_table_in_use): Remove.
953 (separate_line_info_table): Remove.
954 (separate_line_info_table_allocated): Remove.
955 (separate_line_info_table_in_use): Remove.
956 (LINE_INFO_TABLE_INCREMENT): Remove.
957 (line_info_label_num): New.
958 (cur_line_info_table): New.
959 (text_section_line_info, cold_text_section_line_info): New.
960 (separate_line_info): New.
961 (SEPARATE_LINE_CODE_LABEL): Remove.
962 (print_dwarf_line_table): Remove.
963 (debug_dwarf): Don't dump it.
964 (output_one_line_info_table): New.
965 (output_line_info): Use it.
966 (new_line_info_table): New.
967 (set_cur_line_info_table): New.
968 (dwarf2out_switch_text_section): Use it.
969 (dwarf2out_begin_function): Likewise.
970 (push_dw_line_info_entry): New.
971 (dwarf2out_source_line): Rewrite for new line info tables.
972 (dwarf2out_init): Remove dead initailizations.
974 2011-03-31 Joseph Myers <joseph@codesourcery.com>
976 * opts.h (cl_option): Add comments to fields. Add bit-fields for
978 (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
979 CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
980 CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
981 CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
982 (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
983 * opt-functions.awk (flag_init, switch_bit_fields): New.
984 (switch_flags): Don't handle flags moved to bit-fields. Don't
985 generate CL_MISSING_OK or CL_SAVE.
986 * optc-gen.awk: Update to generate bit-field output as well as
988 * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
989 bit-field instead of CL_REJECT_DRIVER flag.
990 * opts-common.c (generate_canonical_option,
991 decode_cmdline_option): Use bit-fields instead of CL_* flags.
992 * opts.c (maybe_default_option): Use cl_reject_negative bit-field
993 instead of CL_REJECT_NEGATIVE flag.
994 * toplev.c (print_switch_values): Use cl_report bit-field instead
997 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
999 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
1000 a zero minimum index only if it is redundant.
1002 2011-03-31 Vladimir Makarov <vmakarov@redhat.com>
1004 PR rtl-optimization/48381
1005 * ira-color.c (assign_hard_reg): Use hard reg set intersection
1006 instead of ira_class_hard_reg_index for calculating conflicting
1009 2011-03-31 Steven Bosscher <steven@gcc.gnu.org>
1011 * cprop.c: Clean up hash table building.
1012 (reg_avail_info): Remove.
1013 (oprs_available_p): Remove.
1014 (record_last_reg_set_info): Remove.
1015 (record_last_set_info): Remove.
1016 (reg_available_p): New function.
1017 (gcse_constant_p): Do not treat unfolded conditions as constants.
1018 (make_set_regs_unavailable): New function.
1019 (hash_scan_set): Simplify with new reg_available_p.
1020 (compute_hash_table_work): Traverse insns stream only once.
1021 Do not compute reg_avail_info. Traverse insns in reverse order.
1022 Record implicit sets after recording explicit sets from the block.
1024 2011-03-31 Michael Matz <matz@suse.de>
1026 * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
1028 2011-03-31 Anatoly Sokolov <aesok@post.ru>
1030 * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
1031 * config/h8300/h8300-protos.h (h8300_get_index): Remove.
1032 * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1033 (h8300_mode_dependent_address_p): New function.
1034 (h8300_get_index): Make static.
1036 2011-03-31 Jeff Law <law@redhat.com>
1038 * reload1.c (elimination_effects): Fix typo in recent change.
1040 * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
1041 typo potentially leading to null pointer dereference.
1043 * caller-save.c (new_saved_hard_reg): Eliminate return value.
1044 (setup_save_areas): Corresponding changes to avoid useless
1047 * jump.c (reversed_comparison_code_parts): Avoid successive return
1048 statements when REVERSE_CONDITION is defined.
1050 * expr.c (expand_assignment): Avoid useless assignments.
1051 (expand_expr_real_1): Likewise.
1052 (expand_expr_real_2): Avoid useless statements.
1054 * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
1056 * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
1058 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
1061 * stmt.c (expand_expr_stmt): Avoid useless assignment.
1063 2011-03-31 Joseph Myers <joseph@codesourcery.com>
1066 * doc/tm.texi.in (TARGET_VERSION): Remove.
1067 * doc/tm.texi: Regenerate.
1068 * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
1069 * collect2.c (main): Don't use TARGET_VERSION.
1070 * mips-tdump.c (main): Don't use TARGET_VERSION.
1071 * mips-tfile.c (main): Don't use TARGET_VERSION.
1072 * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
1073 * config/rs6000/vxworksae.h: Remove.
1074 * config/alpha/alpha.h (TARGET_VERSION): Remove.
1075 * config/alpha/freebsd.h (TARGET_VERSION): Remove.
1076 * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
1077 * config/alpha/netbsd.h (TARGET_VERSION): Remove.
1078 * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
1079 * config/arm/arm.h (TARGET_VERSION): Remove.
1080 * config/arm/coff.h (TARGET_VERSION): Remove.
1081 * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
1082 * config/arm/elf.h (TARGET_VERSION): Remove.
1083 * config/arm/freebsd.h (TARGET_VERSION): Remove.
1084 * config/arm/linux-elf.h (TARGET_VERSION): Remove.
1085 * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
1086 * config/arm/pe.h (TARGET_VERSION): Remove.
1087 * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
1088 * config/arm/semi.h (TARGET_VERSION): Remove.
1089 * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
1090 * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
1091 * config/arm/vxworks.h (TARGET_VERSION): Remove.
1092 * config/avr/avr.h (TARGET_VERSION): Remove.
1093 * config/bfin/bfin.h (TARGET_VERSION): Remove.
1094 * config/fr30/fr30.h (TARGET_VERSION): Remove.
1095 * config/frv/frv.h (TARGET_VERSION): Remove.
1096 * config/h8300/h8300.h (TARGET_VERSION): Remove.
1097 * config/i386/cygwin.h (TARGET_VERSION): Remove.
1098 * config/i386/darwin.h (TARGET_VERSION): Remove.
1099 * config/i386/darwin64.h (TARGET_VERSION): Remove.
1100 * config/i386/djgpp.h (TARGET_VERSION): Remove.
1101 * config/i386/freebsd.h (TARGET_VERSION): Remove.
1102 * config/i386/freebsd64.h (TARGET_VERSION): Remove.
1103 * config/i386/gnu.h (TARGET_VERSION): Remove.
1104 * config/i386/i386-interix.h (TARGET_VERSION): Remove.
1105 * config/i386/i386elf.h (TARGET_VERSION): Remove.
1106 * config/i386/linux.h (TARGET_VERSION): Remove.
1107 * config/i386/linux64.h (TARGET_VERSION): Remove.
1108 * config/i386/lynx.h (TARGET_VERSION): Remove.
1109 * config/i386/mingw32.h (TARGET_VERSION): Remove.
1110 * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
1111 * config/i386/netbsd64.h (TARGET_VERSION): Remove.
1112 * config/i386/netware.h (TARGET_VERSION): Remove.
1113 * config/i386/nto.h (TARGET_VERSION): Remove.
1114 * config/i386/openbsd.h (TARGET_VERSION): Remove.
1115 * config/i386/vxworks.h (TARGET_VERSION): Remove.
1116 * config/ia64/elf.h (TARGET_VERSION): Remove.
1117 * config/ia64/freebsd.h (TARGET_VERSION): Remove.
1118 * config/ia64/hpux.h (TARGET_VERSION): Remove.
1119 * config/ia64/linux.h (TARGET_VERSION): Remove.
1120 * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
1121 * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
1122 TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
1123 * config/lm32/lm32.h (TARGET_VERSION): Remove.
1124 * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
1125 * config/m32c/m32c.h (TARGET_VERSION): Remove.
1126 * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
1127 * config/m32r/m32r.h (TARGET_VERSION): Remove.
1128 * config/m68k/linux.h (TARGET_VERSION): Remove.
1129 * config/m68k/m68k.h (TARGET_VERSION): Remove.
1130 * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
1131 * config/m68k/uclinux.h (TARGET_VERSION): Remove.
1132 * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
1133 * config/mep/mep.h (TARGET_VERSION): Remove.
1134 * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
1135 MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
1136 * config/mips/iris6.h (MACHINE_TYPE): Remove.
1137 * config/mips/linux.h (TARGET_VERSION): Remove.
1138 * config/mips/netbsd.h (MACHINE_TYPE): Remove.
1139 * config/mips/vxworks.h (TARGET_VERSION): Remove.
1140 * config/mmix/mmix.h (TARGET_VERSION): Remove.
1141 * config/mn10300/linux.h (TARGET_VERSION): Remove.
1142 * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
1143 * config/pa/pa.h (TARGET_VERSION): Remove.
1144 * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
1145 * config/picochip/picochip.h (TARGET_VERSION): Remove.
1146 * config/rs6000/aix.h (TARGET_VERSION): Remove.
1147 * config/rs6000/darwin.h (TARGET_VERSION): Remove.
1148 * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
1149 * config/rs6000/eabi.h (TARGET_VERSION): Remove.
1150 * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
1151 * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
1152 * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
1153 * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
1154 * config/rs6000/linux.h (TARGET_VERSION): Remove.
1155 * config/rs6000/linux64.h (TARGET_VERSION): Remove.
1156 * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
1157 * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
1158 * config/rs6000/lynx.h (TARGET_VERSION): Remove.
1159 * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
1160 * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
1161 * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
1162 * config/s390/linux.h (TARGET_VERSION): Remove.
1163 * config/s390/s390.h (TARGET_VERSION): Remove.
1164 * config/s390/tpf.h (TARGET_VERSION): Remove.
1165 * config/score/score.h (TARGET_VERSION): Remove.
1166 * config/sh/linux.h (TARGET_VERSION): Remove.
1167 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
1168 TARGET_VERSION_CPU, TARGET_VERSION): Remove.
1169 * config/sh/sh.h (TARGET_VERSION): Remove.
1170 * config/sh/sh64.h (TARGET_VERSION): Remove.
1171 * config/sh/superh.h (TARGET_VERSION): Remove.
1172 * config/sh/vxworks.h (TARGET_VERSION): Remove.
1173 * config/sparc/freebsd.h (TARGET_VERSION): Remove.
1174 * config/sparc/linux.h (TARGET_VERSION): Remove.
1175 * config/sparc/linux64.h (TARGET_VERSION): Remove.
1176 * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
1177 TARGET_NAME32, TARGET_NAME): Remove.
1178 * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
1179 * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
1180 * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
1181 * config/sparc/sysv4.h (TARGET_VERSION): Remove.
1182 * config/sparc/vxworks.h (TARGET_VERSION): Remove.
1183 * config/spu/spu.h (TARGET_VERSION): Remove.
1184 * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
1185 * config/v850/v850.h (TARGET_VERSION): Remove.
1186 * config/vax/linux.h (TARGET_VERSION): Remove.
1187 * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
1188 * config/xtensa/elf.h (TARGET_VERSION): Remove.
1189 * config/xtensa/linux.h (TARGET_VERSION): Remove.
1191 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
1194 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
1195 frame-related from frame-unrelated adjustments to the stack pointer.
1197 2011-03-31 Jakub Jelinek <jakub@redhat.com>
1199 * common.opt (fdebug-types-section): Move earlier.
1200 * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
1202 2011-03-31 Andreas Tobler <andreast@fgznet.ch>
1204 * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
1207 2011-03-30 Nathan Froyd <froydnj@codesourcery.com>
1209 * tree.h (CASE_CHAIN): Define.
1210 * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
1211 (gimple_redirect_edge_and_branch): Likewise.
1213 2011-03-30 Vladimir Makarov <vmakarov@redhat.com>
1216 * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
1219 2011-03-30 Jeff Law <law@redhat.com>
1221 * PR bootstrap/48371
1222 * reload1.c (reload): Fix botch in last change.
1224 * reload.h (struct reload): Fix typo introduced in last change.
1226 2011-03-30 Joseph Myers <joseph@codesourcery.com>
1228 * config/arm/arm.opt (mhard-float, msoft-float): Mark
1229 Undocumented. Remove help text.
1230 * doc/invoke.texi (ARM Options): Don't document -msoft-float and
1233 2011-03-30 Joseph Myers <joseph@codesourcery.com>
1235 * doc/options.texi (NegativeAlias): Document.
1236 (Alias): Mention NegativeAlias.
1237 * opt-functions.awk: Handle NegativeAlias.
1238 * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
1239 * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
1240 * opts.h (CL_NEGATIVE_ALIAS): Define.
1241 * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
1242 (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
1244 * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
1246 * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
1247 mno-spe and mno-isel instead of mspe=no and -misel=no.
1249 2011-03-29 Mark Wielaard <mjw@redhat.com>
1251 * common.opt (fdebug-types-section): New flag.
1252 * doc/invoke.texi: Document new -fno-debug-types-section flag.
1253 * dwarf2out.c (use_debug_types): New define.
1254 (struct die_struct): Mark die_id with GTY desc use_debug_types.
1255 (print_die): Guard output of type unit signatures using
1257 (build_abbrev_table): Replace assert of dwarf_version >= 4
1258 with assert on use_debug_types.
1259 (size_of_die): Likewise.
1260 (unmark_dies): Likewise.
1261 (value_format): Decide AT_ref_external form on use_debug_types.
1262 (output_die): Replace dwarf_version version check guard with
1263 use_debug_types where appropriate.
1264 (modified_type_die): Likewise.
1265 (gen_reference_type_die): Likewise.
1266 (dwarf2out_start_source_file): Likewise.
1267 (dwarf2out_end_source_file): Likewise.
1268 (prune_unused_types_walk_attribs): Likewise.
1269 (dwarf2out_finish): Likewise.
1271 2011-03-30 Vladimir Makarov <vmakarov@redhat.com>
1273 * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
1275 2011-03-30 Richard Sandiford <richard.sandiford@linaro.org>
1277 PR rtl-optimization/48332
1278 * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
1279 mode of input operand N and modeN to its actual mode.
1281 2011-03-30 Jeff Law <law@redhat.com>
1283 * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
1284 define accessor macro.
1285 (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
1286 (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
1287 (reg_equiv_init): Likewise.
1288 (reg_equivs_size): New variable.
1289 (reg_equiv_init_size): Remove.
1290 (allocate_initial_values): Move prototype to here from....
1291 * integrate.h (allocate_initial_values): Remove prototype.
1292 * integrate.c: Include reload.h.
1293 (allocate_initial_values): Corresponding changes.
1294 * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
1295 (fix_reg_equiv_init, no_equiv): Corresponding changes.
1296 (update_equiv_regs): Corresponding changes.
1297 (ira): Corresponding changes.
1298 * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
1299 (push_secondary_reload): Corresponding changes.
1300 (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
1301 (make_memloc, find_reloads_address): Corresponding changes.
1302 (subst_reg_equivs, subst_indexed_address): Corresponding changes.
1303 (find_reloads_address_1): Corresponding changes.
1304 (find_reloads_subreg_address, subst_reloads): Corresponding changes.
1305 (refers_to_regno_for_reload_p): Corresponding changes.
1306 (reg_overlap_mentioned_for_reload_p): Corresponding changes.
1307 (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
1308 * reload1.c: Include ggc.h.
1309 (grow_reg_equivs): New function.
1310 (replace_pseudos_in, reload): Corresponding changes.
1311 (calculate_needs_all_insns, alter_regs): Corresponding changes.
1312 (eliminate_regs_1, elimination_effects): Corresponding changes.
1313 (emit_input_reload_insns, emit_output_reload_insns): Likewise.
1314 (delete_output_reload): Likewise.
1315 * caller-save.c (mark_referenced_regs): Corresponding changes.
1316 * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
1317 * frv/predicates.md (frv_load_operand): Corresponding changes.
1318 * microblaze/microblaze.c (double_memory_operand): Corresponding
1320 * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
1321 * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
1322 * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
1323 * m68k/m68k.c (emit_move_sequence): Corresponding changes.
1324 * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
1326 * pa/pa.c (emit_move_sequence): Corresponding changes.
1327 * vax/vax.c (nonindexed_address_p): Corresponding changes.
1329 2011-03-30 Richard Sandiford <richard.sandiford@linaro.org>
1332 * config/arm/arm.c (coproc_secondary_reload_class): Handle
1333 structure modes. Don't check neon_vector_mem_operand for
1334 vector or structure modes.
1336 2011-03-30 Richard Sandiford <richard.sandiford@linaro.org>
1337 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1340 * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
1341 operand 1 and reshuffle the operands to match.
1342 (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
1344 2011-03-30 Christian Schüler <cschueler@gmx.de>
1347 * config/c.opt (F): Added 'Driver' to -F option.
1350 * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
1352 * config/darwin.opt: Added '-arch' option.
1354 2011-03-30 Nick Clifton <nickc@redhat.com>
1356 * config/rx/rx.md: Add peepholes and patterns to combine
1357 extending loads and simple arithmetic instructions.
1358 * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
1359 * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
1360 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
1361 modes to use pre-decrement and post-increment addressing.
1362 (rx_is_restricted_memory_address): Add range checking of REG+INT
1364 (rx_print_operand): Add support for %Q. Fix handling of %Q.
1365 (rx_memory_move_cost): Adjust cost of stores.
1366 (rx_adjust_insn_length): New function.
1368 2011-03-30 Jakub Jelinek <jakub@redhat.com>
1371 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
1372 arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
1373 matching arg00/arg01 types.
1375 2011-03-30 Eric Botcazou <ebotcazou@adacore.com>
1377 * cfglayout.c (insn_locators_alloc): Initialize curr_location and
1378 last_location to UNKNOWN_LOCATION.
1380 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
1383 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
1386 2011-03-30 Joseph Myers <joseph@codesourcery.com>
1387 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1390 * config/sparc/sparc.opt (sparc_cpu_and_features): Add
1392 (sparc_cpu): Likewise.
1393 * config/sparc/sparc.c (sparc_option_override): Replace 0 by
1396 2011-03-29 Vladimir Makarov <vmakarov@redhat.com>
1400 PR rtl-optimization/48345
1401 * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
1402 hard regs for given mode from profitable regs when doing secondary
1405 2011-03-29 Jeff Law <law@redhat.com>
1408 * tree-ssa-threadupdate.c (struct redirection_data): Remove
1409 do_not_duplicate field.
1410 (lookup_redirection_data): Corresponding changes.
1411 (create_duplicates): Always create a template block.
1412 (redirect_edges): Remove code which reused the original block
1413 when it was going to become unreachable code.
1414 (thread_block): Don't set do_not_duplicate field.
1416 2011-03-29 Joseph Myers <joseph@codesourcery.com>
1418 * lto-opts.c (register_user_option_p, lto_register_user_option):
1419 Make type argument unsigned.
1420 * lto-streamer.h (lto_register_user_option): Make type argument
1422 * opth-gen.awk: Make CL_* macros unsigned.
1423 * opts-common.c (find_opt): Make lang_mask argument unsigned.
1424 * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
1425 CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
1426 CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
1427 CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
1428 CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
1429 (find_opt): Make lang_mask argument unsigned.
1431 2011-03-29 Vladimir Makarov <vmakarov@redhat.com>
1433 PR rtl-optimization/48331
1434 PR rtl-optimization/48334
1435 * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
1436 for any used algorithm.
1438 2011-03-29 Vladimir Makarov <vmakarov@redhat.com>
1440 * ira-conflicts.c (build_object_conflicts): Add unused attribute
1443 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
1445 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
1446 (alpha_option_override): Don't set alpha_sr_alias_set.
1447 (emit_frame_store_1): Use gen_frame_mem rather than calling
1449 (alpha_expand_epilogue): Ditto.
1451 2011-03-29 Ira Rosen <ira.rosen@linaro.org>
1453 PR tree-optimization/48290
1454 * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
1455 vectorization, check that relevant phis in the basic block after
1456 the inner loop are really inner loop's exit phis.
1458 2011-03-29 Richard Sandiford <richard.sandiford@linaro.org>
1461 * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
1462 (cached_dw_loc_list_def): New structure.
1463 (cached_dw_loc_list): New typedef.
1464 (cached_dw_loc_list_table): New variable.
1465 (cached_dw_loc_list_table_hash): New function.
1466 (cached_dw_loc_list_table_eq): Likewise.
1467 (add_location_or_const_value_attribute): Take a bool cache_p.
1468 Cache the list when the parameter is true.
1469 (gen_formal_parameter_die): Update caller.
1470 (gen_variable_die): Likewise.
1471 (dwarf2out_finish): Likewise.
1472 (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
1473 while generating debug info for the decl.
1474 (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
1475 (dwarf2out_init): Initialize cached_dw_loc_list_table.
1476 (resolve_addr): Cache the result of resolving a chain of
1479 2011-03-28 Vladimir Makarov <vmakarov@redhat.com>
1481 * ira-color.c (update_left_conflict_sizes_p): Don't assume that
1482 conflict object hard regset nodes have intersecting hard reg sets.
1484 * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
1485 after regstat_init_n_sets_and_refs.
1487 * ira.c: Add more comments at the top.
1488 (setup_stack_reg_pressure_class, setup_pressure_classes):
1489 Add comments how we compute the register pressure classes.
1490 (setup_allocno_and_important_classes): Add more comments.
1491 (setup_class_translate_array, reorder_important_classes)
1492 (setup_reg_class_relations): Add comments.
1494 * ira-emit.c: Add 2011 to the Copyright line. Add comments at the
1497 * ira-color.c: Add 2011 to the Copyright line.
1498 (assign_hard_reg): Add more comments.
1499 (improve_allocation): Ditto.
1501 * ira-costs.c: Add 2011 to the Copyright line.
1502 (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
1504 (setup_regno_cost_classes_by_mode): Ditto.
1506 Initial patches from ira-improv branch:
1508 2010-08-13 Vladimir Makarov <vmakarov@redhat.com>
1510 * ira-build.c: (ira_create_object): Remove initialization of
1511 OBJECT_PROFITABLE_HARD_REGS. Initialize OBJECT_ADD_DATA.
1512 (ira_create_allocno): Remove initialization of
1513 ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
1514 ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
1515 ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
1516 ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
1517 ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
1518 Initialize ALLOCNO_ADD_DATA.
1519 (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
1520 and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
1522 (ira_flattening): Ditto. Use ALLOCNO_EMIT_DATA instead of
1523 ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
1525 * ira.c (ira_reallocate): Remove.
1526 (setup_pressure_classes): Call
1527 ira_init_register_move_cost_if_necessary. Use
1528 ira_register_move_cost instead of ira_get_register_move_cost.
1529 (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
1530 (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
1532 * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
1533 ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
1534 ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
1535 ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
1536 instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
1537 OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
1539 (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
1540 (struct object_hard_regs, struct object_hard_regs_node): Ditto.
1541 (struct allocno_color_data): New.
1542 (allocno_color_data_t): New typedef.
1543 (allocno_color_data): New definition.
1544 (ALLOCNO_COLOR_DATA): New macro.
1545 (struct object_color_data): New.
1546 (object_color_data_t): New typedef.
1547 (object_color_data): New definition.
1548 (OBJECT_COLOR_DATA): New macro.
1549 (update_copy_costs, calculate_allocno_spill_cost): Call
1550 ira_init_register_move_cost_if_necessary. Use
1551 ira_register_move_cost instead of ira_get_register_move_cost.
1552 (move_spill_restore, update_curr_costs): Ditto.
1553 (allocno_spill_priority): Make it inline.
1554 (color_pass): Allocate and free allocno_color_dat and object_color_data.
1555 (struct coalesce_data, coalesce_data_t): New.
1556 (allocno_coalesce_data): New definition.
1557 (ALLOCNO_COALESCE_DATA): New macro.
1558 (merge_allocnos, coalesced_allocno_conflict_p): Use
1559 ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
1560 ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
1561 (coalesce_allocnos): Ditto.
1562 (setup_coalesced_allocno_costs_and_nums): Ditto.
1563 (collect_spilled_coalesced_allocnos): Ditto.
1564 (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
1565 (setup_slot_coalesced_allocno_live_ranges): Ditto.
1566 (coalesce_spill_slots): Ditto.
1567 (ira_sort_regnos_for_alter_reg): Ditto. Allocate, initialize and
1568 free allocno_coalesce_data.
1570 * ira-conflicts.c: Fix formatting.
1571 (process_regs_for_copy): Call
1572 ira_init_register_move_cost_if_necessary. Use
1573 ira_register_move_cost instead of ira_get_register_move_cost.
1574 (build_object_conflicts): Optimize.
1576 * ira-costs.c (record_reg_classes): Optimize. Call
1577 ira_init_register_move_cost_if_necessary. Use
1578 ira_register_move_cost, ira_may_move_in_cost, and
1579 ira_may_move_out_cost instead of ira_get_register_move_cost and
1580 ira_get_may_move_cost.
1581 (record_address_regs): Ditto.
1582 (scan_one_insn): Optimize.
1583 (find_costs_and_classes): Optimize.
1584 (process_bb_node_for_hard_reg_moves): Call
1585 ira_init_register_move_cost_if_necessary. Use
1586 ira_register_move_cost instead of ira_get_register_move_cost.
1588 * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
1589 ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
1590 ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
1591 (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
1593 (ira_initiate_emit_data, ira_finish_emit_data)
1594 (create_new_allocno): New functions.
1595 (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
1596 (emit_move_list): Call ira_init_register_move_cost_if_necessary.
1597 Use ira_register_move_cost instead of ira_get_register_move_cost.
1599 * ira-int.h: Fix some comments.
1600 (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
1601 (struct object_hard_regs, struct object_hard_regs_node): Ditto.
1602 (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
1603 hard_regs_subnodes_start, hard_regs_subnodes_num. Add new member
1605 (struct ira_allocno): Make mode and aclass a bitfield. Move other
1606 bitfield after mode. Make hard_regno a short int. Make
1607 hard_regno short. Remove first_coalesced_allocno and
1608 next_coalesced_allocno. Move mem_optimized_dest_p,
1609 somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
1610 into struct ira_emit_data. Remove in_graph_p, may_be_spilled_p,
1611 available_regs_num, next_bucket_allocno, prev_bucket_allocno,
1612 temp, colorable_p. Add new member add_data.
1613 (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
1614 (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
1615 (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
1616 (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
1617 (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
1618 (ALLOCNO_ADD_DATA): New macro.
1619 (ira_emit_data_t): New typedef.
1620 (struct ira_emit_data): New. Move mem_optimized_dest_p,
1621 somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
1622 from struct ira_allocno.
1623 (ALLOCNO_EMIT_DATA): New macro.
1624 (ira_allocno_emit_data, allocno_emit_reg): New.
1625 (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
1626 (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
1627 (OBJECT_ADD_DATA): New macro.
1628 (ira_reallocate): Remove.
1629 (ira_initiate_emit_data, ira_finish_emit_data): New.
1630 (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
1631 (ira_init_register_move_cost_if_necessary): New.
1632 (ira_object_conflict_iter_next): Merge into
1633 ira_object_conflict_iter_cond.
1634 (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
1636 * ira-live.c: (process_single_reg_class_operands): Call
1637 ira_init_register_move_cost_if_necessary. Use
1638 ira_register_move_cost instead of ira_get_register_move_cost.
1640 2010-08-13 Vladimir Makarov <vmakarov@redhat.com>
1642 * ira-int.h (struct target_ira_int): Remove x_cost_classes.
1644 * ira-costs.c: Fix formatting.
1645 (cost_classes, cost_classes_num): Remove.
1646 (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
1647 (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
1648 (cost_classes_del, cost_classes_htab): New.
1649 (cost_classes_aclass_cache, cost_classes_mode_cache): New.
1650 (initiate_regno_cost_classes, setup_cost_classes): New.
1651 (setup_regno_cost_classes_by_aclass): New.
1652 (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
1653 (record_reg_classes): Use regno_cost_classes instead of
1654 cost_classes. Move checking opposite operand up.
1655 (record_address_regs): Use regno_cost_classes
1656 instead of cost_classes.
1657 (scan_one_insn): Ditto. Use always general register.
1658 (print_allocno_costs): Use regno_cost_classes instead of
1660 (print_pseudo_costs): Ditto. Use Reg_N_REFS.
1661 (find_costs_and_classes): Set up cost classes for each registers.
1662 Use also their mode for this. Use regno_cost_classes instead of
1664 (setup_allocno_class_and_costs): Use regno_cost_classes instead of
1666 (free_ira_costs, ira_init_costs): Don't use cost_classes.
1667 (ira_costs, ira_set_pseudo_classes): Call
1668 initiate_regno_cost_classes and finish_regno_cost_classes.
1670 2010-10-04 Vladimir Makarov <vmakarov@redhat.com>
1672 * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
1674 * target.def (ira_cover_classes): Remove.
1676 * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
1678 * doc/tm.texi.in: Ditto.
1680 * ira-conflicts.c: Remove mentioning cover classes from the file.
1681 Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Use
1682 ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST. Fix formatting.
1684 * targhooks.c (default_ira_cover_classes): Remove.
1686 * targhooks.h (default_ira_cover_classes): Ditto.
1688 * haifa-sched.c: Remove mentioning cover classes from the file.
1689 Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use
1690 ira_pressure_classes and ira_pressure_classes_num instead of
1691 ira_reg_class_cover_size and ira_reg_class_cover. Use
1692 sched_regno_pressure_class instead of sched_regno_cover_class.
1693 (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
1694 ira_reg_class_max_nregs instead of ira_reg_class_nregs.
1696 * ira-int.h: Add 2010 to Copyright. Remove mentioning cover
1697 classes from the file.
1698 (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
1699 (struct object_hard_regs, struct object_hard_regs_node): New.
1700 (struct ira_object): New members profitable_hard_regs,
1701 hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
1702 (struct ira_allocno): Rename cover_class to aclass. Rename
1703 cover_class_cost and updated_cover_class_cost to class_cost and
1704 updated_class_cost. Remove splay_removed_p and
1705 left_conflict_size. Add new members colorable_p.
1706 (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
1707 (ALLOCNO_COLORABLE_P): New macro.
1708 (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
1709 (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
1710 Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
1711 (OBJECT_...): Rename parameter C to O.
1712 (OBJECT_PROFITABLE_HARD_REGS): New macro.
1713 (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
1714 (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
1715 (struct target_ira_int): New members x_ira_max_memory_move_cost,
1716 x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
1717 x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
1718 x_ira_reg_pressure_class_p, x_ira_important_class_nums,
1719 x_ira_reg_class_superunion. Rename x_prohibited_class_mode_reg to
1720 x_ira_prohibited_class_mode_reg. Rename x_ira_reg_class_union to
1721 x_ira_reg_class_subunion.
1722 (ira_max_memory_move_cost, ira_max_register_move_cost)
1723 (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
1724 (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
1725 (ira_important_class_nums, ira_reg_class_superunion): New macros.
1726 (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
1727 (ira_reg_class_union): Rename to ira_reg_class_subunion.
1728 (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
1729 (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
1730 (ira_tune_allocno_costs_and_cover_classes): Rename to
1731 ira_tune_allocno_costs.
1732 (ira_debug_hard_regs_forest): New.
1733 (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
1734 (ira_object_conflict_iter_next): Fix comments.
1735 (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
1736 (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
1737 cover_class to aclass.
1738 (ira_allocate_and_accumulate_costs): Ditto.
1739 (ira_allocate_and_set_or_copy_costs): Ditto.
1741 * opts.c (decode_options): Remove ira_cover_class check.
1743 * ira-color.c: Remove mentioning cover classes from the file. Use
1744 ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
1745 instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
1746 ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting.
1747 (splay-tree.h): Remove include.
1748 (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
1749 before copy_freq_compare_func.
1750 (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
1751 (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
1753 (hard_regs_roots, hard_regs_node_vec): Ditto.
1754 (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
1755 (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
1756 (finish_object_hard_regs, object_hard_regs_compare): Ditto.
1757 (create_new_object_hard_regs_node): Ditto.
1758 (add_new_object_hard_regs_node_to_forest): Ditto.
1759 (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
1760 (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
1762 (print_hard_reg_set, print_hard_regs_subforest): Ditto.
1763 (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
1764 (remove_unused_object_hard_regs_nodes): Ditto.
1765 (enumerate_object_hard_regs_nodes): Ditto.
1766 (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
1767 (object_hard_regs_subnode_t): Ditto.
1768 (struct object_hard_regs_subnode): Ditto.
1769 (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
1770 (setup_object_hard_regs_subnode_index): Ditto.
1771 (get_object_hard_regs_subnodes_num): Ditto.
1772 (form_object_hard_regs_nodes_forest): Ditto.
1773 (finish_object_hard_regs_nodes_tree): Ditto.
1774 (finish_object_hard_regs_nodes_forest): Ditto.
1775 (allocnos_have_intersected_live_ranges_p): Rename to
1776 allocnos_conflict_by_live_ranges_p. Move before copy_freq_compare_func.
1777 (pseudos_have_intersected_live_ranges_p): Rename to
1778 conflict_by_live_ranges_p. Move before copy_freq_compare_func.
1779 (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
1780 (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
1781 (update_copy_costs): Remove assert. Skip cost update if the hard
1782 reg does not belong the class.
1783 (assign_hard_reg): Process only profitable hard regs.
1784 (uncolorable_allocnos_num): Make it scalar.
1785 (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
1786 and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
1787 and ira_reg_class_max_nregs.
1788 (bucket_allocno_compare_func): Check frequency first.
1789 (sort_bucket): Add compare function as a parameter.
1790 (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
1791 (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
1792 (push_allocno_to_stack): Rewrite for checking new allocno
1794 (remove_allocno_from_bucket_and_push): Print cost too. Remove assert.
1795 (push_only_colorable): Pass new parameter to sort_bucket.
1796 (push_allocno_to_spill): Remove.
1797 (allocno_spill_priority_compare): Make it inline and rewrite.
1798 (splay_tree_allocate, splay_tree_free): Remove.
1799 (allocno_spill_sort_compare): New function.
1800 (push_allocnos_to_stack): Sort allocnos for spilling once. Don't
1801 build and use splay tree. Choose first allocno in uncolorable
1802 allocno bucket to spill. Remove setting spill cost.
1803 (all_conflicting_hard_regs): Remove.
1804 (setup_allocno_available_regs_num): Check only profitable hard
1805 regs. Print info about hard regs nodes.
1806 (setup_allocno_left_conflicts_size): Remove.
1807 (put_allocno_into_bucket): Don't call
1808 setup_allocno_left_conflicts_size. Use setup_left_conflict_sizes_p.
1809 (improve_allocation): New.
1810 (color_allocnos): Call setup_profitable_hard_regs,
1811 form_object_hard_regs_nodes_forest, improve_allocation,
1812 finish_object_hard_regs_nodes_forest. Setup spill cost.
1813 (print_loop_title): Use pressure classes.
1814 (color_allocnso): Ditto.
1815 (do_coloring): Remove allocation and freeing splay_tree_node_pool
1816 and allocnos_for_spilling.
1817 (ira_sort_regnos_for_alter_reg): Don't setup members
1818 {first,next}_coalesced_allocno.
1819 (color): Remove allocating and freeing removed_splay_allocno_vec.
1820 (fast_allocation): Use ira_prohibited_class_mode_regs instead of
1821 prohibited_class_mode_regs.
1823 * ira-lives.c: Remove mentioning cover classes from the file. Fix
1825 (update_allocno_pressure_excess_length): Use pressure classes.
1826 (inc_register_pressure, dec_register_pressure): Check for pressure
1828 (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
1829 pressure class. Use ira_reg_class_nregs instead of
1830 ira_reg_class_max_nregs.
1831 (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
1832 (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
1833 (single_reg_class): Use ira_reg_class_nregs instead of
1834 ira_reg_class_max_nregs.
1835 (process_bb_node_lives): Use pressure classes.
1837 * ira-emit.c: Remove mentioning cover classes from the file. Use
1838 ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Fix formatting.
1839 (change_loop): Use pressure classes.
1840 (modify_move_list): Call ira_set_allocno_class instead of
1841 ira_set_allocno_cover_class.
1843 * ira-build.c: Remove mentioning cover classes from the file. Use
1844 ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
1845 ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST. Use
1846 ALLOCNO_UPDATED_CLASS_COST instead of
1847 ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting.
1848 (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
1849 (ira_create_allocno): Remove initialization of
1850 ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE. Initialize
1851 ALLOCNO_COLORABLE_P.
1852 (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
1853 Update conflict regs for the objects.
1854 (create_cap_allocno): Remove assert. Don't propagate
1855 ALLOCNO_AVAILABLE_REGS_NUM.
1856 (ira_free_allocno_costs): New function.
1857 (finish_allocno): Change a part of code into call of
1858 ira_free_allocno_costs.
1859 (low_pressure_loop_node_p): Use pressure classes.
1860 (object_range_compare_func): Don't compare classes.
1861 (setup_min_max_conflict_allocno_ids): Ditto.
1863 * loop-invariant.c: Remove mentioning cover classes from the file.
1864 Use ira_pressure_classes and ira_pressure_classes_num instead of
1865 ira_reg_class_cover_size and ira_reg_class_cover. Fix formatting.
1866 (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
1867 Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
1868 Use reg_allocno_class instead of reg_cover_class.
1869 (get_inv_cost): Use instead ira_stack_reg_pressure_class of
1870 STACK_REG_COVER_CLASS.
1871 (get_regno_cover_class): Rename to get_regno_pressure_class.
1872 (move_loop_invariants): Initialize and finalize regstat.
1874 * ira.c: Remove mentioning cover classes from the file. Add
1875 comments about coloring without cover classes. Use ALLOCNO_CLASS
1876 instead of ALLOCNO_COVER_CLASS. Fix formatting.
1877 (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
1878 setup_class_subset_and_memory_move_costs.
1879 (setup_stack_reg_pressure_class, setup_pressure_classes): New.
1880 (setup_cover_and_important_classes): Rename to
1881 setup_allocno_and_important_classes.
1882 (setup_class_translate_array): New.
1883 (setup_class_translate): Call it for allocno and pressure classes.
1884 (cover_class_order): Rename to allocno_class_order.
1885 (comp_reg_classes_func): Use ira_allocno_class_translate instead
1886 of ira_class_translate.
1887 (reorder_important_classes): Set up ira_important_class_nums.
1888 (setup_reg_class_relations): Set up ira_reg_class_superunion.
1889 (print_class_cover): Rename to print_classes. Add parameter.
1890 (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
1891 Print pressure classes too.
1892 (find_reg_class_closure): Rename to find_reg_classes. Don't call
1893 setup_reg_subclasses.
1894 (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
1895 (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
1896 (setup_prohibited_class_mode_regs): Use
1897 ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
1898 (clarify_prohibited_class_mode_regs): New function.
1899 (ira_init_register_move_cost): Set up ira_max_register_move_cost,
1900 ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
1901 (ira_init_once): Initialize them.
1902 (free_register_move_costs): Process them.
1903 (ira_init): Move calls of find_reg_classes and
1904 setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
1905 Call clarify_prohibited_class_mode_regs.
1906 (ira_no_alloc_reg): Remove.
1907 (too_high_register_pressure_p): Use pressure classes.
1909 * sched-deps.c: Remove mentioning cover classes from the file.
1910 Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use
1911 ira_pressure_classes and ira_pressure_classes_num instead of
1912 ira_reg_class_cover_size and ira_reg_class_cover.
1913 (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
1914 sched_regno_pressure_class instead of sched_regno_cover_class.
1915 (mark_insn_pseudo_birth, mark_pseudo_death): Ditto. Use
1916 ira_reg_class_max_nregs instead of ira_reg_class_nregs.
1918 * ira.h: Add 2010 to Copyright.
1919 (ira_no_alloc_reg): Remove external.
1920 (struct target_ira): Rename x_ira_hard_regno_cover_class,
1921 x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
1922 x_ira_class_translate to x_ira_hard_regno_allocno_class,
1923 x_ira_allocno_classes_num, x_ira_allocno_classes, and
1924 x_ira_allocno_class_translate. Add x_ira_pressure_classes_num,
1925 x_ira_pressure_classes, x_ira_pressure_class_translate, and
1926 x_ira_stack_reg_pressure_class. Rename x_ira_reg_class_nregs to
1927 x_ira_reg_class_max_nregs. Add x_ira_reg_class_min_nregs and
1928 x_ira_no_alloc_regs.
1929 (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
1930 (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
1931 ira_allocno_classes_num and ira_allocno_classes.
1932 (ira_class_translate): Rename to ira_allocno_class_translate.
1933 (ira_pressure_classes_num, ira_pressure_classes): New definitions.
1934 (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
1935 (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
1936 (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
1937 (ira_no_alloc_regs): New.
1939 * ira-costs.c: Add 2010 to Copyright. Remove mentioning cover
1940 classes from the file. Use ALLOCNO_CLASS instead of
1941 ALLOCNO_COVER_CLASS. Use ALLOCNO_CLASS_COST instead of
1942 ALLOCNO_COVER_CLASS_COST.
1943 (regno_cover_class): Rename to regno_aclass.
1944 (record_reg_classes): Use ira_reg_class_subunion instead of
1945 ira_reg_class_union.
1946 (record_address_regs): Check overflow.
1947 (scan_one_insn): Ditto.
1948 (print_allocno_costs): Print total mem cost fore regional allocation.
1949 (print_pseudo_costs): Use REG_N_REFS.
1950 (find_costs_and_classes): Use classes intersected with them on the
1951 1st pass. Check overflow. Use ira_reg_class_subunion instead of
1952 ira_reg_class_union. Use ira_allocno_class_translate and
1953 regno_aclass instead of ira_class_translate and regno_cover_class.
1954 Modify code for finding regno_aclass. Setup preferred classes for
1956 (setup_allocno_cover_class_and_costs): Rename to
1957 setup_allocno_class_and_costs. Use regno_aclass instead of
1958 regno_cover_class. Use ira_set_allocno_class instead of
1959 ira_set_allocno_cover_class.
1960 (init_costs, finish_costs): Use regno_aclass instead of
1962 (ira_costs): Use setup_allocno_class_and_costs instead of
1963 setup_allocno_cover_class_and_costs.
1964 (ira_tune_allocno_costs_and_cover_classes): Rename to
1965 ira_tune_allocno_costs. Check overflow. Skip conflict hard regs
1966 by processing objects. Use ira_reg_class_max_nregs instead of
1967 ira_reg_class_nregs.
1969 * rtl.h (reg_cover_class): Rename to reg_allocno_class.
1971 * sched-int.h: Remove mentioning cover classes from the file.
1972 (sched_regno_cover_class): Rename to sched_regno_pressure_class.
1974 * reginfo.c: Add 2010 to Copyright. Remove mentioning cover
1975 classes from the file.
1976 (struct reg_pref): Rename coverclass into allocnoclass.
1977 (reg_cover_class): Rename to reg_allocno_class.
1979 * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
1981 * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
1983 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1985 * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
1987 * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
1989 * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
1991 * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
1993 * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
1995 * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
1997 * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
1999 * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
2000 (i386_ira_cover_classes): Ditto.
2002 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
2004 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
2006 * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
2008 * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
2010 * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
2012 * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
2014 * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
2015 (mips_ira_cover_classes): Ditto.
2017 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
2019 * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
2021 * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
2023 * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
2025 * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
2027 * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
2028 (IRA_COVER_CLASSES_VSX): Ditto.
2030 * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
2031 (rs6000_ira_cover_classes): Ditto.
2033 * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
2035 * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
2037 * config/score/score.h (IRA_COVER_CLASSES): Ditto.
2039 * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
2041 * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
2043 * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
2045 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
2047 * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
2049 * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
2051 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
2053 2011-03-29 Jakub Jelinek <jakub@redhat.com>
2056 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
2057 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
2058 dw_fde_unlikely_section_end_label, cold_in_std_section,
2059 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
2060 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
2062 (output_fde): Use dw_fde_second_{begin,end} if second is
2063 true, otherwise dw_fde_{begin,end}.
2064 (output_call_frame_info): Test dw_fde_second_begin != NULL
2065 instead of dw_fde_switched_sections.
2066 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
2067 fields, initialize new fields. Initialize in_std_section
2068 unconditionally from the first partition.
2069 (dwarf2out_end_epilogue): Don't override dw_fde_end when
2070 dw_fde_second_begin is non-NULL.
2071 (dwarf2out_switch_text_section): Stop initializing removed
2072 dw_fde_struct fields, initialize new fields, initialize
2073 also dw_fde_end here. Set dw_fde_switch_cfi even when
2074 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
2075 (struct var_loc_list_def): Add last_before_switch field.
2076 (arange_table, arange_table_allocated, arange_table_in_use,
2077 ARANGE_TABLE_INCREMENT, add_arange): Removed.
2078 (size_of_aranges): Count !in_std_section and !second_in_std_section
2079 hunks in fdes, instead of looking at arange_table_in_use.
2080 (output_aranges): Add aranges_length argument, don't call
2081 size_of_aranges here. Instead of using aranges_table*
2082 emit ranges for fdes when !in_std_section resp.
2083 !second_in_std_section.
2084 (dw_loc_list): Break ranges crossing section switch.
2085 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
2086 use dw_fde_second_end instead of dw_fde_end as end of last range.
2087 (gen_subprogram_die): Don't call add_arange. Use
2088 dw_fde_{begin,end} for first partition and if switched
2089 section dw_fde_second_{begin,end} for the second.
2090 (var_location_switch_text_section_1,
2091 var_location_switch_text_section): New functions.
2092 (dwarf2out_begin_function): Initialize cold_text_section even
2093 when function_section () isn't text_section.
2094 (prune_unused_types): Don't walk arange_table.
2095 (dwarf2out_finish): Don't needlessly test
2096 flag_reorder_blocks_and_partition when testing cold_text_section_used.
2097 If info_section_emitted, call size_of_aranges and if it indicates
2098 non-empty .debug_aranges, call output_aranges with the computed
2099 size. Stop using removed dw_fde_struct fields, use
2100 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
2104 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
2105 create ENTRY_VALUE if incoming or address of incoming's MEM
2107 * dwarf2out.c (mem_loc_descriptor): Don't emit
2108 DW_OP_GNU_entry_value of DW_OP_fbreg.
2109 * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
2110 on ENTRY_VALUE is able to find the canonical parameter VALUE.
2111 * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
2112 rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
2114 (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
2115 is a REG_P or MEM_P with REG_P address, compute hash directly
2116 instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
2117 (preserve_only_constants): Don't clear VALUES forwaring
2118 ENTRY_VALUE to some other VALUE.
2120 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
2122 * builtins.c (expand_builtin_memset_args): Use gen_int_mode
2125 2011-03-28 Eric Botcazou <ebotcazou@adacore.com>
2127 * cfgexpand.c (expand_gimple_cond): Always set the source location and
2128 block before expanding the statement.
2129 (expand_gimple_stmt_1): Likewise. Set them here...
2130 (expand_gimple_stmt): ...and not here. Tidy.
2131 * cfglayout.c (curr_insn_locator): Return 0 if the current location is
2134 2011-03-28 Steven Bosscher <steven@gcc.gnu.org>
2136 * Makefile.in: New rule for cprop.o.
2137 * gcse.c: Move constant/copy propagation to cprop.c.
2138 (compute_local_properties): Only handle expression tables.
2139 (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
2140 (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
2141 (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
2142 next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
2143 mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
2144 compute_cprop_data, find_used_regs, try_replace_reg,
2145 find_avail_set, cprop_jump, constprop_register, cprop_insn,
2146 local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
2147 fis_get_condition, implicit_set_cond_p, find_implicit_sets,
2148 find_bypass_set, reg_killed_on_edge, bypass_block,
2149 bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
2150 execute_rtl_cprop, pass_rtl_cprop): Move to...
2151 * cprop.c: ...here. New file, constant/copy propagation for RTL
2152 moved from gcse.c to here with minor cleanups in duplicated code.
2154 2011-03-28 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/i386.c (flag_opts): Fix a typo in
2157 -mavx256-split-unaligned-store.
2159 2011-03-28 Anatoly Sokolov <aesok@post.ru>
2161 * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
2162 LIBCALL_VALUE): Remove macros.
2163 * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2164 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2165 (h8300_function_value, h8300_libcall_value,
2166 h8300_function_value_regno_p): New functions.
2168 2011-03-28 Anatoly Sokolov <aesok@post.ru>
2170 * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
2172 2011-03-28 Jeff Law <law@redhat.com>
2174 * tree-ssa-threadupdate.c (redirect_edges): Call
2175 create_edge_and_update_destination_phis as needed.
2176 (create_edge_and_update_destination_phis): Accept new BB argument.
2177 All callers updated.
2178 (thread_block): Do not update the profile when threading around
2179 intermediate blocks.
2180 (thread_single_edge): Likewise.
2181 (determine_bb_domination_status): If BB is not a successor of the
2182 loop header, return NONDOMINATING.
2183 (register_jump_thread): Note when we register a jump thread around
2184 an intermediate block.
2185 * tree-ssa-threadedge.c (thread_around_empty_block): New function.
2186 (thread_across_edge): Use it.
2188 2011-03-28 Tristan Gingold <gingold@adacore.com>
2190 * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
2191 when for_return is 2.
2193 2011-03-28 Jeff Law <law@redhat.com>
2195 * var-tracking.c (canonicalize_values_mark): Delete unused
2197 (canonicalize_values_star, set_variable_part): Likewise.
2198 (clobber_variable_part, delete_variable_part): Likewise.
2200 2011-03-28 Steven Bosscher <steven@gcc.gnu.org>
2202 * gcse.c (free_gcse_mem): Free reg_set_bitmap.
2204 2011-03-28 Martin Jambor <mjambor@suse.cz>
2206 * tree-inline.c (expand_call_inline): Do not check that destination
2208 (optimize_inline_calls): Assert that destination node is analyzed.
2209 * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
2210 not call tree_lowering_passes.
2211 * cgraph.h (cgraph_analyze_function): Declare.
2212 * cgraphunit.c (cgraph_analyze_function): Make public.
2214 2011-03-28 Joseph Myers <joseph@codesourcery.com>
2216 * config/sparc/sparc-opts.h: New.
2217 * config/sparc/sparc.c (sparc_handle_option, sparc_select,
2218 sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
2219 (sparc_option_override): Store processor_type enumeration rather
2220 than string in cpu_default. Remove name and enumeration from
2221 cpu_table. Directly default -mcpu then default -mtune from -mcpu
2222 without using sparc_select. Use target_flags_explicit instead of
2224 * config/sparc/sparc.h (enum processor_type): Move to
2226 (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
2227 * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
2228 HeaderInclude entry.
2229 (mcpu=, mtune=): Use Var and Enum.
2230 (sparc_processor_type): New Enum and EnumValue entries.
2232 2011-03-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2233 Iain Sandoe <iains@gcc.gnu.org>
2236 * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
2238 2011-03-28 Eric Botcazou <ebotcazou@adacore.com>
2240 * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
2241 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
2242 Insert new statements at it in lieu of STMT.
2243 (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
2244 * tree-vect-stmts.c (vectorizable_store): Likewise.
2245 (vectorizable_load): Likewise.
2247 2011-03-28 Uros Bizjak <ubizjak@gmail.com>
2249 * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
2254 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
2257 unaligned 256bit load/store.
2258 (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
2259 (*avx_movdqu<avxmodesuffix>): Likewise.
2261 2011-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2264 * config/pa/predicates.md (reg_or_ior_operand): New predicate.
2265 * config/pa/pa.md (iordi3): Use new predicate in expander.
2268 2011-03-27 Anatoly Sokolov <aesok@post.ru>
2270 * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
2271 FUNCTION_VALUE_REGNO_P): Remove macros.
2272 * config/mips/mips-protos.h (mips_function_value): Remove.
2273 * config/mips/mips.c (mips_function_value): Rename to...
2274 (mips_function_value_1): ... this. Make static. Handle receiving
2275 the function type in 'fn_decl_or_type' argument.
2276 (mips_function_value, mips_libcall_value,
2277 mips_function_value_regno_p): New function.
2278 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2279 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2281 2011-03-27 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
2284 and -mavx256-split-unaligned-store.
2285 (ix86_option_override_internal): Split 32-byte AVX unaligned
2286 load/store by default.
2287 (ix86_avx256_split_vector_move_misalign): New.
2288 (ix86_expand_vector_move_misalign): Use it.
2290 * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
2291 -mavx256-split-unaligned-store.
2293 * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
2294 256bit load/store. Generate unaligned store on misaligned memory
2296 (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
2298 (*avx_movdqu<avxmodesuffix>): Likewise.
2300 * doc/invoke.texi: Document -mavx256-split-unaligned-load and
2301 -mavx256-split-unaligned-store.
2303 2011-03-27 Richard Sandiford <rdsandiford@googlemail.com>
2306 * config/mips/mips.md (extendsidi2): Add an "l" alternative.
2309 2011-03-27 Richard Sandiford <rdsandiford@googlemail.com>
2311 * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
2312 opno arguments with an expand_operand. Use create_input_operand.
2313 (mips_prepare_builtin_target): Delete.
2314 (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
2316 (mips_expand_builtin_direct): Use create_output_operand and
2317 mips_expand_builtin_insn. Update call to mips_prepare_builtin_arg.
2318 (mips_expand_builtin_movtf): Likewise. Use mips_expand_fp_comparison.
2319 (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
2321 2011-03-27 Ira Rosen <ira.rosen@linaro.org>
2323 * config/arm/arm.c (arm_autovectorize_vector_sizes): New
2325 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
2327 2011-03-26 Eric Botcazou <ebotcazou@adacore.com>
2329 * basic-block.h (fixup_abnormal_edges): Adjust prototype.
2330 * reload1.c (reload): Adjust call to fixup_abnormal_edges. Rediscover
2331 basic blocks and call commit_edge_insertions directly.
2332 (fixup_abnormal_edges): Move from here to...
2333 * cfgrtl.c (fixup_abnormal_edges): ...here. Only insert instructions
2334 on the edges and return whether some have actually been inserted.
2335 * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
2338 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
2340 PR rtl-optimization/48144
2341 * sel-sched-ir.c (merge_history_vect): Factor out from ...
2342 (merge_expr_data): ... here.
2343 (av_set_intersect): Rename to av_set_code_motion_filter.
2344 Update all callers. Call merge_history_vect when an expression
2345 is found in both sets.
2346 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
2348 2011-03-26 Alan Modra <amodra@gmail.com>
2350 * config/rs6000/predicates.md (word_offset_memref_op): Handle
2351 cmodel medium addresses.
2352 * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
2353 64-bit gpr loads and stores.
2354 (rs6000_secondary_reload_ppc64): New function.
2355 * config/rs6000/rs6000-protos.h: Declare it.
2356 * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
2358 2011-03-26 Alan Modra <amodra@gmail.com>
2361 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
2362 GNU Go in traceback table.
2364 2011-03-25 Richard Henderson <rth@redhat.com>
2366 * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
2367 if there are exactly 6 operands.
2368 (set_storage_via_setmem): Similarly.
2370 2011-03-25 Kai Tietz <ktietz@redhat.com>
2372 * collect2.c (write_c_file_stat): Handle backslash
2373 as right-hand directory separator.
2374 (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
2375 checking just for slash.
2376 * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
2377 instead of checking for trailing slash.
2378 * gcc.c (record_temp_file): Use filename_cmp instead
2380 (do_spec_1): Likewise.
2381 (replace_outfile_spec_function): Likewise.
2382 (is_directory): Use filename_ncmp instead of strncmp.
2383 (print_multilib_info): Likewise.
2384 * gcov.c (find_source): Use filename_cmp instead
2386 (make_gcov_file_name): Fix order of slash/backslash
2388 * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
2389 (add_standard_paths): Likewise.
2390 * mips-tfile.c (saber_stop): Handle backslash.
2391 * prefix.c (update_path): Use filename_ncmp instead of
2393 * profile.c (output_location): Use filename_cmp instead
2395 * read-md.c (handle_toplevel_file): Handle backslash.
2396 * tlink.c (frob_extension): Likewise.
2397 * tree-cfg.c (same_line_p): Use filename_cmp instead of
2399 * tree-dump.c (dequeue_and_dump): Handle backslash.
2400 * tree.c (get_file_function_name): Likewise.
2401 * gengtype.c (read_input_list): Likewise.
2402 (get_file_realbasename): Likewise.
2403 (get_output_file_with_visibility): Use filename_cmp
2406 2011-03-25 Richard Sandiford <richard.sandiford@linaro.org>
2408 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
2411 2011-03-25 Nathan Froyd <froydnj@codesourcery.com>
2413 * fold-const.c (expr_location_or): New function.
2414 (fold_truth_not_expr): Call it.
2416 2011-03-25 Jeff Law <law@redhat.com>
2418 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
2420 * c-family/c-common.c (def_fn_type): Likewise.
2421 * ada/gcc-interface/utils.c (def_fn_type): Likewise.
2422 * emit-rtl.c (gen_rtvec): Likewise.
2423 * lto/lto-lang.c (def_fn_type): Likewise.
2425 2011-03-25 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
2428 also generate copies.
2429 (fini_copy_prop): Handle constant values properly.
2431 2011-03-25 Jakub Jelinek <jakub@redhat.com>
2433 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
2434 mode size instead of bitsize with DWARF2_ADDR_SIZE.
2435 (hash_loc_operands, compare_loc_operands): Handle
2436 DW_OP_GNU_entry_value.
2438 2011-03-25 Kai Tietz <ktietz@redhat.com>
2440 * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
2441 (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
2442 * config/i386/i386.c (ix86_conditional_register_usage): Adjust
2443 comment and use macro TARGET_64BIT_MS_ABI instead.
2444 (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
2445 and change default behavior for 32-bit MS_ABI.
2446 (ix86_reg_parm_stack_space): Check additionally for bit-ness.
2447 (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
2449 (ix86_cfun_abi): Likewise.
2450 (ix86_maybe_switch_abi): Adjust comment.
2451 (init_cumulative_args): Check for bit-ness in MS_ABI case.
2452 (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
2453 instead of checking for SYSV_ABI.
2454 (ix86_nsaved_sseregs): Likewise.
2455 (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
2457 (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
2458 * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
2459 (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
2460 (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
2461 * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
2463 2011-03-25 Richard Guenther <rguenther@suse.de>
2465 * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
2466 (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
2467 (verify_gimple): Remove.
2468 * tree-cfg.c (verify_gimple_call): Merge verification
2470 (verify_gimple_phi): Merge verification from verify_stmts.
2471 (verify_gimple_label): New function.
2472 (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
2473 (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
2474 (verify_stmt): Merge into verify_gimple_in_cfg and callees.
2475 (verify_stmts): Rename to verify_gimple_in_cfg.
2476 (verify_gimple_in_cfg): New function.
2477 * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
2478 * tree-ssa.c (verify_ssa): Likewise.
2479 * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
2481 2011-03-25 Richard Guenther <rguenther@suse.de>
2483 * passes.c (init_optimization_passes): Add FRE pass after
2486 2011-03-25 Bernd Schmidt <bernds@codesourcery.com>
2487 Andrew Stubbs <ams@codesourcery.com>
2489 * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
2491 (arm_movdi_vfp_cortexa8): New pattern.
2492 * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
2493 iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
2494 instructions when tuning for Cortex-A8. Set attribute "arch".
2495 * config/arm/arm.md: Move include arm-tune.md up a bit.
2496 (define_attr "arch"): Add "onlya8" and "nota8" values.
2497 (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
2499 2011-03-25 Nathan Froyd <froydnj@codesourcery.com>
2503 2011-03-24 Nathan Froyd <froydnj@codesourcery.com>
2505 * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
2506 FOR_BB_INSNS_SAFE to iterate through insns. Re-indent.
2507 (pass_instantiate_virtual_regs): Require PROP_cfglayout.
2508 * passes.c (init_optimization_passes): Move
2509 pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
2511 2011-03-25 Kai Tietz <ktietz@redhat.com>
2513 * c-typeck.c (comptypes_internal): Replace target
2514 hook call of comp_type_attributes by version in tree.c file.
2515 * gimple.c (gimple_types_compatible_p_1): Likewise.
2516 * tree-ssa.c (useless_type_conversion_p): Likewise.
2517 * tree.c (build_type_attribute_qual_variant): Likewise.
2518 (attribute_value_equal): New static helper function.
2519 (comp_type_attributes): New function.
2520 (merge_attributes): Use attribute_value_equal for comparison.
2521 (attribute_list_contained): Likewise.
2522 * tree.h (comp_type_attributes): New prototype.
2524 2011-03-25 Richard Guenther <rguenther@suse.de>
2526 * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
2527 of complex types at -O0.
2528 (verify_gimple_assign_binary): Likewise.
2529 (verify_gimple_assign_ternary): Likewise.
2531 2011-03-24 Mark Wielaard <mjw@redhat.com>
2533 * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
2534 (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
2536 2011-03-24 Mark Wielaard <mjw@redhat.com>
2539 * dwarf2out.c (output_abbrev_section): Only write table when
2540 abbrev_die_table_in_use > 1.
2542 2011-02-24 Richard Henderson <rth@redhat.com>
2544 * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
2545 (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
2546 (alpha_expand_unaligned_load_words): Use extql.
2547 (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
2548 (emit_insxl): Handle all modes for consistency.
2550 2011-02-24 Richard Henderson <rth@redhat.com>
2552 * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
2553 (alpha_expand_unaligned_load): Likewise.
2554 (alpha_expand_unaligned_store): Likewise.
2555 (alpha_expand_unaligned_load_words): Likewise.
2556 (alpha_expand_unaligned_store_words): Likewise.
2557 (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
2558 (alpha_split_lock_test_and_set_12): Likewise.
2559 (print_operand, alpha_fold_builtin_extxx): Likewise.
2560 (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
2561 * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
2562 (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
2563 (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
2564 (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
2565 (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
2566 (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
2567 (unaligned_storeqi_be, unaligned_storehi_be): Remove.
2568 (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
2569 (extwl, extll, extql): Similarly.
2570 (inswh, inslh, insqh): Similarly.
2571 (mskbl, mskwl, mskll, mskql): Similarly.
2572 (mskwh, msklh, mskqh): Similarly.
2574 2011-02-24 Richard Henderson <rth@redhat.com>
2576 * config/alpha/alpha.md (attribute isa): Add er, ner.
2577 (attribute enabled): Handle them.
2578 (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
2580 2011-02-24 Richard Henderson <rth@redhat.com>
2582 * config/alpha/alpha.md (attribute isa): Add vms.
2583 (attribute enabled): Handle it.
2584 (*movsf): Merge *movsf_{nofix,fix,nofp}.
2585 (*movdf): Merge *movdf_{nofix,fix,nofp}.
2586 (*movtf): Rename from *movtf_internal for consistency.
2587 (*movsi): Merge with *movsi_nt_vms.
2588 (*movhi): Merge *movhi_nobwx, *movhi_bwx.
2589 (*movqi): Merge *movqi_nobwx, *movqi_bwx.
2590 (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
2591 * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
2593 2011-02-24 Richard Henderson <rth@redhat.com>
2595 * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
2596 (extendqisi2, extendhisi2): Likewise.
2597 (extendqidi2): Simplify BWX/non-BWX expansions.
2598 (extendhidi2): Similarly.
2600 2011-02-24 Richard Henderson <rth@redhat.com>
2602 * config/alpha/alpha.md (attribute isa): New.
2603 (attribute enabled): New.
2604 (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
2605 (zero_extendqisi2, zero_extendqidi2): Similarly.
2606 (zero_extendhisi2, zero_extendhidi2): Similarly.
2607 * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
2609 2011-02-24 Richard Henderson <rth@redhat.com>
2611 * config/alpha/predicates.md (input_operand): Revert last change;
2612 update comment to mention 32-bit VMS rather than Windows.
2614 2011-03-24 Nathan Froyd <froydnj@codesourcery.com>
2616 * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
2617 FOR_BB_INSNS_SAFE to iterate through insns. Re-indent.
2618 (pass_instantiate_virtual_regs): Require PROP_cfglayout.
2619 * passes.c (init_optimization_passes): Move
2620 pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
2622 2011-03-24 Eric Botcazou <ebotcazou@adacore.com>
2624 * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
2626 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2628 * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
2631 2011-03-24 Jakub Jelinek <jakub@redhat.com>
2634 * simplify-rtx.c (simplify_const_unary_operation): Call
2635 real_convert when changing mode class with FLOAT_EXTEND.
2637 2011-03-24 Nick Clifton <nickc@redhat.com>
2639 * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
2640 (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2641 * config/rx/rx.c (rx_option_override): Set align_jumps,
2642 align_loops and align_labels if not set by the user.
2643 (rx_align_for_label): New function.
2644 (rx_max_skip_for_label): New function.
2645 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
2646 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
2647 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
2648 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2649 * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
2651 2011-03-24 Richard Sandiford <richard.sandiford@linaro.org>
2653 PR rtl-optimization/48263
2654 * optabs.c (expand_binop_directly): Reinstate convert_modes code
2655 and original commutative_p handling. Use maybe_gen_insn.
2657 2011-03-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2659 * reload.c (find_reloads_subreg_address): Add address_reloaded
2660 parameter and return true there if the full address has been
2662 (find_reloads_toplev): Pass address_reloaded flag.
2663 (find_reloads_address_1): Don't use address_reloaded parameter.
2665 2011-03-24 Jeff Law <law@redhat.com>
2667 * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
2668 unused variable "ann".
2669 (remove_unused_locals): Likewise.
2671 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
2674 * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
2677 2011-03-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2679 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
2680 for invalid symbolic addresses.
2681 (s390_secondary_reload): Don't use s390_check_symref_alignment for
2684 2011-03-24 Eric Botcazou <ebotcazou@adacore.com>
2686 * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
2687 the argument in calls to fold_truth_not_expr.
2689 2011-03-24 Nathan Froyd <froydnj@codesourcery.com>
2691 * tree.c (record_node_allocation_statistics): New function.
2692 (make_node_stat, copy_node_stat, build_string): Call it.
2693 (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
2694 (build1_stat, build_omp_clause): Likewise.
2696 2011-03-24 Richard Sandiford <richard.sandiford@linaro.org>
2698 * builtins.c (expand_movstr): Fix endp == 1 adjustment after
2701 2011-03-24 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/48271
2704 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
2705 blocks that still exist.
2707 2011-03-24 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/48270
2710 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
2711 not free datarefs before ddrs.
2713 2011-03-24 Eric Botcazou <ebotcazou@adacore.com>
2715 * tree-sra.c (build_ref_for_offset): Strip useless type conversions
2716 from the address built for a reference with variable offset.
2718 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/i386.md (*movdf_internal_rex64): Do not split
2722 alternatives that can be handled with movq or movabsq insn.
2723 (*movdf_internal): Disable for !TARGET_64BIT.
2724 (*movdf_internal_nointeger): Ditto.
2725 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
2727 2011-03-24 Nathan Froyd <froydnj@codesourcery.com>
2729 * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
2730 (FUNCTION_ARG_ADVANCE): Likewise.
2731 * tm.texi.in: Change references to them to hook references.
2732 * tm.texi: Regenerate.
2733 * targhooks.c (default_function_arg): Eliminate check for target macro.
2734 (default_function_incoming_arg): Likewise.
2735 (default_function_arg_advance): Likewise.
2736 * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
2737 (function_arg_advance): Likewise.
2738 * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
2740 2011-03-24 Richard Guenther <rguenther@suse.de>
2743 * tree-object-size.c (addr_object_size): Do not double-account
2744 for MEM_REF offsets.
2746 2011-03-24 Diego Novillo <dnovillo@google.com>
2748 * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
2749 * lto-streamer-in.c (input_string_internal): Add clarifying comments.
2750 (lto_input_data_block): Move from lto-opts.c. Make extern.
2752 (lto_input_string): Rename from input_string. Make extern.
2754 * lto-streamer-out.c (lto_output_string_with_length): Rename from
2755 output_string_with_length.
2756 Output 0 to indicate a non-NULL string. Update all callers to
2758 (lto_output_string): Rename from output_string. Make extern.
2760 (lto_output_decl_state_streams): Make extern.
2761 (lto_output_decl_state_refs): Make extern.
2762 * lto-streamer.h (lto_input_string): Declare.
2763 (lto_input_data_block): Declare.
2764 (lto_output_string): Declare.
2765 (lto_output_string_with_length): Declare.
2766 (lto_output_decl_state_streams): Declare.
2767 (lto_output_decl_state_refs): Declare.
2769 2011-03-24 Richard Guenther <rguenther@suse.de>
2771 PR tree-optimization/46562
2772 * tree.c (build_invariant_address): New function.
2773 * tree.h (build_invariant_address): Declare.
2774 * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
2775 a renamed function moved ...
2776 * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
2777 Take valueization callback parameter.
2778 * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
2779 * gimple-fold.h: New file.
2780 * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
2781 (ccp_fold, fold_const_aggregate_ref,
2782 fold_ctor_reference, fold_nonarray_ctor_reference,
2783 fold_array_ctor_reference, fold_string_cst_ctor_reference,
2784 get_base_constructor): Move ...
2785 * gimple-fold.c: ... here.
2786 (gimple_fold_stmt_to_constant_1): New function
2787 split out from ccp_fold. Take a valueization callback parameter.
2788 Valueize all operands.
2789 (gimple_fold_stmt_to_constant): New wrapper function.
2790 (fold_const_aggregate_ref_1): New function split out from
2791 fold_const_aggregate_ref. Take a valueization callback parameter.
2792 (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
2793 * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
2794 invariant POINTER_PLUS_EXPRs to invariant form.
2795 (vn_valueize): New function.
2796 (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
2797 * tree-vrp.c (vrp_valueize): New function.
2798 (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
2799 to fold statements to constants.
2800 * tree-ssa-pre.c (eliminate): Properly guard propagation of
2801 function declarations.
2802 * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
2803 tree-ssa-ccp.o): Add gimple-fold.h dependencies.
2805 2011-03-24 Richard Sandiford <richard.sandiford@linaro.org>
2807 * config/h8300/predicates.md (jump_address_operand): Fix register
2810 2011-03-24 Ira Rosen <ira.rosen@linaro.org>
2812 * doc/invoke.texi (max-stores-to-sink): Document.
2813 * params.h (MAX_STORES_TO_SINK): Define.
2814 * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
2815 if either vectorization or if-conversion is disabled.
2816 * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
2817 tree-vect-data-refs.c vect_equal_offsets.
2818 (dr_equal_offsets_p): New function.
2819 (find_data_references_in_bb): Remove static.
2820 * tree-data-ref.h (find_data_references_in_bb): Declare.
2821 (dr_equal_offsets_p): Likewise.
2822 * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
2823 (vect_drs_dependent_in_basic_block): Update calls to
2825 (vect_check_interleaving): Likewise.
2826 * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
2827 (cond_if_else_store_replacement): Rename to...
2828 (cond_if_else_store_replacement_1): ... this. Change arguments and
2830 (cond_if_else_store_replacement): New function.
2831 * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
2832 * params.def (PARAM_MAX_STORES_TO_SINK): Define.
2834 2011-03-23 Chung-Lin Tang <cltang@codesourcery.com>
2837 * config/arm/arm.md (casesi): Use the gen_int_mode() function
2838 to subtract lower bound instead of GEN_INT().
2840 2011-03-23 Jonathan Wakely <jwakely.gcc@gmail.com>
2845 * doc/extend.texi (Alignment): Move section to match order in TOC.
2846 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
2847 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
2849 2011-03-23 Jeff Law <law@redhat.com>
2851 * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
2852 before removing the edge.
2854 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
2855 it may have been freed by redirect_branch_edge or
2856 redirect_edge_succ_nodup.
2858 2011-03-23 Richard Guenther <rguenther@suse.de>
2860 * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
2861 (check_va_list_escapes): Likewise.
2862 (check_all_va_list_escapes): Likewise.
2864 2011-03-23 Richard Guenther <rguenther@suse.de>
2866 * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
2867 (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
2868 (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
2869 (alias.o): Likewise.
2870 (ipa-type-escape.o): Remove.
2871 (ipa-struct-reorg.o): Likewise.
2872 (GTFILES): Remove ipa-struct-reorg.c.
2873 * alias.c: Do not include ipa-type-escape.h.
2874 * tree-ssa-alias.c: Likewise.
2875 * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
2876 * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
2877 * passes.c (init_optimization_passes): Remove ipa-struct-reorg
2878 and ipa-type-escape passes.
2879 * tree-pass.h (pass_ipa_type_escape): Remove.
2880 (pass_ipa_struct_reorg): Likewise.
2881 * ipa-struct-reorg.h: Remove.
2882 * ipa-struct-reorg.c: Likewise.
2883 * ipa-type-escape.h: Likewise.
2884 * ipa-type-escape.c: Likewise.
2885 * doc/invoke.texi (-fipa-struct-reorg): Remove.
2886 (--param struct-reorg-cold-struct-ratio): Likewise.
2887 * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
2888 * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
2889 * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
2891 2011-03-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2893 * config/s390/2084.md: Enable all insn reservations also for z9_ec
2894 cpu attribute value.
2895 * config/s390/s390-opts.h (enum s390_arch_option): Remove.
2896 (enum processor_type): Add PROCESSOR_2094_Z9_EC.
2897 * config/s390/s390.c (processor_flags_table): New constant array.
2898 (s390_handle_arch_option): Remove.
2899 (s390_handle_option): Remove s390_handle_arch_option invocations
2900 and OPT_mwarn_framesize_ handling.
2901 (s390_option_override): Remove s390_handle_arch_option invocation.
2902 (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
2904 * config/s390/s390.md (cpu attribute): Add z9_ec value.
2905 * config/s390/s390.opt (s390_tune, s390_arch)
2906 (march=): Replace s390_arch_option enum and values with
2907 processor_type. Set variable name to s390_arch. Set
2908 initialization value.
2909 (mtune=): Replace s390_arch_option with processor_type. Set
2910 variable name to s390_tune. Set initialization value.
2912 2011-03-23 Julian Brown <julian@codesourcery.com>
2914 * expr.c (expand_expr_real_1): Only use BLKmode for volatile
2915 accesses which are not naturally aligned.
2917 2011-03-23 Richard Sandiford <richard.sandiford@linaro.org>
2920 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
2922 2011-03-23 Richard Sandiford <richard.sandiford@linaro.org>
2924 * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
2925 parameter from "int" to "enum insn_code".
2926 (expand_operand_type): New enum.
2927 (expand_operand): New structure.
2928 (create_expand_operand): New function.
2929 (create_fixed_operand, create_output_operand): Likewise
2930 (create_input_operand, create_convert_operand_to): Likewise.
2931 (create_convert_operand_from, create_address_operand): Likewise.
2932 (create_integer_operand): Likewise.
2933 (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
2934 (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
2935 (expand_insn, expand_jump_insn): Likewise.
2936 * builtins.c (expand_builtin_prefetch): Use the new interfaces.
2937 (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
2938 (expand_movstr, expand_builtin___clear_cache): Likewise.
2939 (expand_builtin_lock_release): Likewise.
2940 * explow.c (allocate_dynamic_stack_space): Likewise.
2941 (probe_stack_range): Likewise. Allow check_stack to FAIL,
2942 and use the default handling in that case.
2943 * expmed.c (check_predicate_volatile_ok): Delete.
2944 (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
2945 (emit_cstore): Likewise.
2946 * expr.c (emit_block_move_via_movmem): Likewise.
2947 (set_storage_via_setmem, expand_assignment): Likewise.
2948 (emit_storent_insn, try_casesi): Likewise.
2949 (emit_single_push_insn): Likewise. Allow the expansion to fail.
2950 * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
2951 (expand_vec_shift_expr, expand_binop_directly): Likewise.
2952 (expand_twoval_unop, expand_twoval_binop): Likewise.
2953 (expand_unop_direct, emit_indirect_jump): Likewise.
2954 (emit_conditional_move, vector_compare_rtx): Likewise.
2955 (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
2956 (expand_sync_operation, expand_sync_fetch_operation): Likewise.
2957 (expand_sync_lock_test_and_set): Likewise.
2958 (maybe_emit_unop_insn): Likewise. Change icode to an insn_code.
2959 (emit_unop_insn): Likewise.
2960 (expand_copysign_absneg): Change icode to an insn_code.
2961 (create_convert_operand_from_type): New function.
2962 (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
2963 (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
2964 (expand_insn, expand_jump_insn): Likewise.
2965 * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
2966 than const_int_operand for operand 2.
2968 2011-03-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2970 * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
2973 2011-03-22 Nathan Froyd <froydnj@codesourcery.com>
2975 * emit-rtl.c (emit_pattern_before_noloc): New function.
2976 (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
2977 (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
2978 (emit_pattern_after_noloc): New function.
2979 (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
2980 (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
2982 2011-03-22 Nathan Froyd <froydnj@codesourcery.com>
2984 * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
2985 (__ffsDI2): Likewise.
2987 2011-03-22 Richard Henderson <rth@redhat.com>
2989 * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
2990 of !TARGET_ABI_OPEN_VMS.
2991 (alpha_trampoline_init, alpha_start_function): Likewise.
2992 (alpha_expand_epilogue, alpha_file_start): Likewise.
2993 * config/alpha/alpha.md (divsi3, modsi3): Likewise.
2994 (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
2995 (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
2996 (*divmodsi_internal, *divmoddi_internal_er): Likewise.
2997 (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
2999 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3001 * config/s390/s390-opts.h: New.
3002 * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
3003 s390_arch_flags, s390_warn_framesize, s390_stack_size,
3004 s390_stack_guard): Remove.
3005 (s390_handle_arch_option): Return void. Take enum
3006 s390_arch_option value instead of string and searching array.
3007 (s390_handle_option): Don't assert that global structures are in
3008 use. Access variables via opts pointer. Use error_at. Don't use
3009 sscanf for -mstack-guard= or -mstack-size=. Update call to
3010 s390_handle_arch_option.
3011 (s390_option_override): Update call to s390_handle_arch_option.
3012 (s390_emit_prologue): Use %d format for s390_stack_size in
3013 diagnostic. Use %wd for HOST_WIDE_INT.
3014 * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
3015 (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
3016 * config/s390/s390.opt (config/s390/s390-opts.h): New
3017 HeaderInclude entry.
3018 (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
3019 s390_arch_flags, s390_warn_framesize): New Variable entries.
3020 (s390_arch_option): New Enum and EnumValue entries.
3021 (march=): Use Enum instead of Var.
3022 (mstack-guard=, mstack-size=): Use UInteger and Var.
3025 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3027 * config/score/score.c (score_handle_option): Don't assert that
3028 global structures are in use. Access target_flags via opts
3029 pointer. Use value of -march= option to determine target_flags
3031 * config/score/score.opt (march=): Use Enum.
3032 (score_arch): New Enum and EnumValue entries.
3034 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3036 * config/mep/mep.c (option_mtiny_specified): Remove.
3037 (mep_option_override): Move register handling for -mivc2 from
3038 mep_handle_option. Use global_options_set.x_mep_tiny_cutoff
3039 instead of option_mtiny_specified.
3040 (mep_handle_option): Access target_flags via opts pointer. Don't
3041 assert that global structures are in use. Defer part of -mivc2
3042 handling and move it to mep_option_override.
3043 * config/mep/mep.opt (IVC2): New Mask entry.
3044 (mivc2): Use Var and Defer instead of Mask.
3046 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3048 * config/v850/v850-opts.h: New.
3049 * config/v850/v850.c (small_memory): Replace with
3050 small_memory_physical_max array. Make that array static const.
3051 (v850_handle_memory_option): Take integer value of argument. Take
3052 gcc_options pointer, option text and location. Return void.
3053 Update for changes to small memory structures.
3054 (v850_handle_option): Access target_flags via opts pointer. Don't
3055 assert that global structures are in use. Update calls to
3056 v850_handle_memory_option.
3057 (v850_encode_data_area): Update references to small memory settings.
3058 * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
3059 (enum small_memory_type): Move to v850-opts.h.
3060 * config/v850/v850.opt (config/v850/v850-opts.h): New
3061 HeaderInclude entry.
3062 (small_memory_max): New Variable entry.
3063 (msda): Replace by pair of options msda= and msda-. Use UInteger.
3064 (mtda, mzda): Likewise.
3066 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3068 * config/sh/sh.c (sh_handle_option): Access target_flags via opts
3069 pointer. Don't assert that global structures are in use.
3071 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3073 * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
3074 via opts pointer. Don't assert that global structures are in use.
3076 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3078 * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
3079 (munix=93): Use Var.
3080 * config/pa/pa-hpux1010.opt (munix=95): Use Var.
3081 * config/pa/pa-hpux1111.opt (munix=98): Use Var.
3082 * config/pa/pa-opts.h: New.
3083 * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
3084 (pa_handle_option): Don't assert that global structures are in
3085 use. Access target_flags via opts pointer. Don't handle
3086 OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
3088 (pa_option_override): Handle deferred OPT_mfixed_range_.
3090 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3092 * config/mn10300/mn10300-opts.h: New.
3093 * config/mn10300/mn10300.c (mn10300_processor,
3094 mn10300_tune_string): Remove.
3095 (mn10300_handle_option): Don't assert that global structures are
3096 in use. Access mn10300_processor via opts pointer. Don't handle
3098 * config/mn10300/mn10300.h (enum processor_type): Move to
3100 (mn10300_processor): Remove.
3101 * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
3102 HeaderInclude entry.
3103 (mn10300_processor): New Variable entry.
3106 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3108 * config/microblaze/microblaze.c: Don't include opts.h.
3109 (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
3110 * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
3111 (mno-clearbss): Use Var and Warn.
3113 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3115 * config/m32r/m32r-opts.h: New.
3116 * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
3117 (m32r_handle_option): Don't assert that global structures are in
3118 use. Access target_flags and m32r_cache_flush_func via opts
3119 pointer. Don't handle OPT_mmodel_, OPT_msdata_ or
3120 OPT_mno_flush_trap here.
3121 * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
3122 include of m32r-opts.h.
3123 * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
3124 HeaderInclude entry.
3125 (m32r_model_selected, m32r_sdata_selected): New Variable entries.
3126 (mmodel=): Use Enum and Var.
3127 (m32r_model): New Enum and EnumValue entries.
3128 (mno-flush-trap): Use Var.
3129 (msdata=): Use Enum and Var.
3130 (m32r_sdata): New Enum and EnumValue entries.
3132 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3134 * config/m32c/m32c.c: Don't include opts.h.
3135 (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
3136 m32c_handle_option): Remove.
3137 (m32c_option_override): Check global_options_set.x_target_memregs
3138 instead of target_memregs_set.
3139 * config/m32c/m32c.h (target_memregs): Remove.
3140 * config/m32c/m32c.opt (memregs=): Use UInteger with integer
3143 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3145 * config/iq2000/iq2000-opts.h: New.
3146 * config/iq2000/iq2000.c: Don't include opts.h.
3147 (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
3148 * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
3149 * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
3150 HeaderInclude entry.
3151 (iq2000_tune): New Variable entry.
3152 (march=): Add comment. Use Enum.
3153 (iq2000_arch): New Enum and EnumValue entries.
3154 (mcpu=): Use Enum and Var.
3155 (iq2000_tune): New Enum and EnumValue entries.
3157 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3159 * config/ia64/ia64-opts.h: New.
3160 * config/ia64/ia64.c (ia64_tune): Remove.
3161 (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
3163 (ia64_option_override): Handle deferred OPT_mfixed_range_.
3164 * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
3165 * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
3166 HeaderInclude entry.
3167 (ia64_tune): New Variable entry.
3168 (mfixed-range=): Use Defer and Var.
3169 (mtune=): Use Enum and Var.
3170 (ia64_tune): New Enum and EnumValue entries.
3172 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3174 * config/frv/frv-opts.h: New.
3175 * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
3177 (frv_cpu_type): Remove.
3178 * config/frv/frv.c: Don't include opts.h.
3179 (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
3180 * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
3181 (frv_cpu_type): New Variable entry.
3182 (frv_cpu): New Enum and EnumValue entries.
3184 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3186 * config/cris/cris.c (cris_handle_option): Access target_flags via
3187 opts pointer. Don't assert that global structures are in use.
3188 Don't call CRIS_SUBTARGET_HANDLE_OPTION.
3189 * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
3191 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3193 * config/bfin/bfin-opts.h: New.
3194 * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
3195 bfin_si_revision, bfin_workarounds): Remove.
3196 (bfin_cpus): Make static const.
3197 (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
3198 not bfin_lib_id_given.
3199 (bfin_handle_option): Don't set bfin_lib_id_given. Access
3200 bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
3201 pointer. Use error_at. Don't assert that global structures are in use.
3202 * config/bfin/bfin.h: Include bfin-opts.h.
3203 (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
3204 (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
3205 * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
3206 (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
3209 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3211 * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
3212 * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
3213 or -msoft-float here.
3214 * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
3215 -msoft-float and -mhard-float.
3216 (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
3217 * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
3219 * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
3221 (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
3222 * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
3224 (LIBGCC_SPEC): Don't handle -msoft-float.
3225 * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
3227 * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
3229 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
3230 -mfloat-abi=*, not -msoft-float and -mhard-float.
3231 * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
3233 * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
3234 Use mfloat-abi=hard and mfloat-abi=soft in comments, not
3235 mhard-float and msoft-float.
3236 * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
3237 mfloat-abi=soft in comments, not mhard-float and msoft-float.
3238 * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
3239 mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
3241 * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
3242 mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
3244 * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
3246 * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
3249 2011-03-22 Richard Henderson <rth@redhat.com>
3251 * config/alpha/alpha.c (alpha_expand_prologue): Don't test
3252 TARGET_ABI_WINDOWS_NT.
3253 (alpha_output_function_end_prologue): Likewise.
3254 * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
3255 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3256 * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
3257 (trap, *movsi_nt_vms): Likewise.
3258 (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
3259 (*tablejump_osf_nt_internal): Remove.
3260 * config/alpha/predicates.md (input_operand): Only test Pmode.
3262 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3264 * config/alpha/alpha.c (alpha_handle_option): Access target_flags
3265 via opts pointer. Use error_at. Don't assert that global
3266 structures are in use.
3268 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3270 * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
3271 (ix86_handle_option): Access ix86_isa_flags and
3272 ix86_isa_flags_explicit via opts pointer. Don't assert that
3273 global structures are in use.
3274 (ix86_function_specific_save, ix86_function_specific_restore):
3275 Update ix86_isa_flags_explicit field name.
3276 * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
3277 (ix86_isa_flags_explicit): Rename TargetSave entry to
3278 x_ix86_isa_flags_explicit.
3280 2011-03-22 Richard Henderson <rth@redhat.com>
3282 * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
3283 (alpha_option_override, direct_return): Likewise.
3284 (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
3285 (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
3286 (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
3287 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
3288 (alpha_expand_epilogue, alpha_end_function): Likewise.
3289 (alpha_init_libfuncs): Likewise.
3290 (struct machine_function): Remove unicosmk members.
3291 (print_operand) ['t']: Remove.
3292 (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
3293 unicosmk_output_module_name, unicosmk_output_common,
3294 current_section_align, unicosmk_output_text_section_asm_op,
3295 unicosmk_output_data_section_asm_op, unicosmk_init_sections,
3296 unicosmk_section_type_flags, unicosmk_unique_section,
3297 unicosmk_asm_named_section, unicosmk_insert_attributes,
3298 unicosmk_output_align, unicosmk_defer_case_vector,
3299 unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
3300 SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
3301 unicosmk_output_ssib, unicosmk_add_call_info_word,
3302 unicosmk_extern_head, unicosmk_output_default_externs,
3303 unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
3304 unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
3305 unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
3306 * config/alpha/alpha-protos.h: Update.
3307 * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
3308 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
3309 (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
3310 (mulsi3): Don't test TARGET_ABI_UNICOSMK.
3311 (*mulsi_se, mulvsi3): Likewise.
3312 (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
3313 (*divmodsi_internal, call, call_value, realign): Likewise.
3314 (moddi3, umoddi3): Likewise; remove duplicate expander.
3315 (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
3316 (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
3317 (*movdi_nofix): Remove r/U alternative.
3318 (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
3319 * config/alpha/constraints.md ("U"): Remove.
3320 * config/alpha/predicates.md (call_operand"): Don't test
3321 TARGET_ABI_UNICOSMK.
3323 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3325 * target.def (handle_option): Take gcc_options and
3326 cl_decoded_option pointers and location_t.
3327 * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
3328 * doc/tm.texi: Regenerate.
3329 * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
3330 * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
3331 * lto-opts.c (lto_reissue_options): Generate option structure for
3332 targetm.handle_option call.
3333 * opts.c (target_handle_option): Update call to
3334 targetm.handle_option. Remove assertions about values now passed
3336 * targhooks.c (default_target_handle_option): New.
3337 * targhooks.h (default_target_handle_option): Declare.
3338 * config/alpha/alpha.c: Include opts.h.
3339 (alpha_handle_option): Update to new hook interface.
3340 * config/arm/arm.c: Include opts.h.
3341 (arm_handle_option): Update to new hook interface.
3342 * config/arm/t-arm (arm.o): Update dependencies.
3343 * config/bfin/bfin.c: Include opts.h.
3344 (bfin_handle_option): Update to new hook interface.
3345 * config/cris/cris.c: Include opts.h.
3346 (cris_handle_option): Update to new hook interface.
3347 * config/frv/frv.c: Include opts.h.
3348 (frv_handle_option): Update to new hook interface.
3349 * config/i386/i386.c: Include opts.h.
3350 (ix86_handle_option): Update to new hook interface.
3351 (ix86_valid_target_attribute_inner_p): Generate option structure
3352 for call to ix86_handle_option.
3353 * config/i386/t-i386 (i386.o): Update dependencies.
3354 * config/ia64/ia64.c: Include opts.h.
3355 (ia64_handle_option): Update to new hook interface.
3356 * config/ia64/t-ia64 (ia64.o): Update dependencies.
3357 * config/iq2000/iq2000.c: Include opts.h.
3358 (iq2000_handle_option): Update to new hook interface.
3359 * config/m32c/m32c.c: Include opts.h.
3360 (m32c_handle_option): Update to new hook interface.
3361 * config/m32r/m32r.c: Include opts.h.
3362 (m32r_handle_option): Update to new hook interface.
3363 * config/m68k/m68k.c: Include opts.h.
3364 (m68k_handle_option): Update to new hook interface.
3365 * config/mep/mep.c: Include opts.h.
3366 (mep_handle_option): Update to new hook interface.
3367 * config/microblaze/microblaze.c: Include opts.h.
3368 (microblaze_handle_option): Update to new hook interface.
3369 * config/mips/mips.c: Include opts.h.
3370 (mips_handle_option): Update to new hook interface.
3371 * config/mn10300/mn10300.c: Include opts.h.
3372 (mn10300_handle_option): Update to new hook interface.
3373 * config/pa/pa.c: Include opts.h.
3374 (pa_handle_option): Update to new hook interface.
3375 * config/pdp11/pdp11.c: Include opts.h.
3376 (pdp11_handle_option): Update to new hook interface.
3377 * config/rs6000/rs6000.c: Include opts.h.
3378 (rs6000_handle_option): Update to new hook interface.
3379 * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
3380 * config/rx/rx.c: Include opts.h.
3381 (rx_handle_option): Update to new hook interface.
3382 * config/s390/s390.c: Include opts.h.
3383 (s390_handle_option): Update to new hook interface.
3384 * config/score/score.c: Include opts.h.
3385 (score_handle_option): Update to new hook interface.
3386 * config/sh/sh.c: Include opts.h.
3387 (sh_handle_option): Update to new hook interface.
3388 * config/sparc/sparc.c: Include opts.h.
3389 (sparc_handle_option): Update to new hook interface.
3390 * config/v850/v850.c: Include opts.h.
3391 (v850_handle_option): Update to new hook interface.
3393 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3395 * gcc.c (driver_unknown_option_callback): Only permit and save
3396 unknown -Wno- options.
3397 (driver_wrong_lang_callback): Save options directly instead of via
3398 driver_unknown_option_callback.
3400 2011-03-22 Eric Botcazou <ebotcazou@adacore.com>
3402 * combine.c (simplify_set): Try harder to find the best CC mode when
3403 simplifying a nested COMPARE on the RHS.
3405 2011-03-22 Joseph Myers <joseph@codesourcery.com>
3407 * config/alpha/gnu.h: Remove.
3408 * config/arc: Remove directory.
3409 * config/arm/netbsd.h: Remove.
3410 * config/arm/t-pe: Remove.
3411 * config/crx: Remove directory.
3412 * config/i386/netbsd.h: Remove.
3413 * config/m68hc11: Remove directory.
3414 * config/m68k/uclinux-oldabi.h: Remove.
3415 * config/mcore/mcore-pe.h: Remove.
3416 * config/mcore/t-mcore-pe: Remove.
3417 * config/netbsd-aout.h: Remove.
3418 * config/rs6000/gnu.h: Remove.
3419 * config/sh/sh-symbian.h: Remove.
3420 * config/sh/symbian-base.c: Remove.
3421 * config/sh/symbian-c.c: Remove.
3422 * config/sh/symbian-cxx.c: Remove.
3423 * config/sh/symbian-post.h: Remove.
3424 * config/sh/symbian-pre.h: Remove.
3425 * config/sh/t-symbian: Remove.
3426 * config/svr3.h: Remove.
3427 * config/vax/netbsd.h: Remove.
3428 * config.build: Don't handle i[34567]86-*-pe.
3429 * config.gcc: Remove handling of deprecations for most deprecated
3431 (m68k-*-uclinuxoldabi*): Add to second deprecated list.
3432 (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
3433 i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
3434 m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
3435 powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
3436 sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
3438 * config.host: Don't handle i[34567]86-*-pe.
3439 * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
3440 (ASM_SPEC32): Don't handle -mcall-gnu.
3441 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
3443 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
3444 STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
3445 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3446 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
3447 (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
3448 * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
3449 conditional on SYMBIAN.
3450 * configure.ac: Don't handle powerpc*-*-gnu*.
3451 * configure: Regenerate.
3452 * doc/extend.texi (interrupt attribute): Don't mention CRX.
3453 * doc/install-old.texi (m6811, m6812): Don't mention.
3454 * doc/install.texi (arc-*-elf*): Don't document multilib option.
3455 (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
3456 (m68k-uclinuxoldabi): Don't mention.
3457 * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
3459 (-mcall-gnu): Remove.
3460 * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
3461 families): Remove constraint documentation.
3463 2011-03-22 Marius Strobl <marius@FreeBSD.org>
3465 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
3466 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
3467 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
3469 2011-03-21 Georg-Johann Lay <avr@gjlay.de>
3471 * config/avr/avr-protos.h (expand_epilogue): Change prototype
3472 * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
3473 * config/avr/avr.c (init_cumulative_args)
3474 (avr_function_arg_advance): Use it.
3475 * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
3477 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
3478 (avr_function_ok_for_sibcall): ...this new function.
3479 (avr_lookup_function_attribute1): New static Function.
3480 (avr_naked_function_p, interrupt_function_p)
3481 (signal_function_p, avr_OS_task_function_p)
3482 (avr_OS_main_function_p): Use it.
3483 * config/avr/avr.md ("sibcall", "sibcall_value")
3484 ("sibcall_epilogue"): New expander.
3485 ("*call_insn", "*call_value_insn"): New insn.
3486 ("call_insn", "call_value_insn"): Remove
3487 ("call", "call_value", "epilogue"): Change expander to handle
3490 2011-03-21 Nick Clifton <nickc@redhat.com>
3492 * doc/invoke.texi (Overall Options): Move closing brace to end of
3494 (Optimization Options): Add missing @gol.
3495 (Directory Options): Likewise.
3496 (i386 and x86-64 Options): Likewise.
3497 (RS6000 and PowerPC Options): Likewise.
3498 (i386 and x86-64 Windows Options): Likewise.
3499 (V850 Options): Add text missing from descriptions.
3501 2011-03-22 Richard Henderson <rth@redhat.com>
3503 * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
3504 (avr_incoming_return_addr_rtx): New.
3505 (emit_push_byte): New.
3506 (expand_prologue): Use it. Remove incorrect dwarf annotation for
3507 SREG, RAMPZ, zero register. Push frame pointer by bytes. Add dwarf
3508 annotation for __prologue_saves__. Fixup dwarf annotation for CFA.
3509 (emit_pop_byte): New.
3510 (expand_epilogue): Use it. Pop frame pointer by bytes.
3511 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
3512 (INCOMING_RETURN_ADDR_RTX): New.
3513 (INCOMING_FRAME_SP_OFFSET): New.
3514 (ARG_POINTER_CFA_OFFSET): New.
3515 * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
3516 (*pushhi, *pushsi, *pushsf, popqi): Likewise.
3519 * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
3521 2011-03-22 Nathan Froyd <froydnj@codesourcery.com>
3523 * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
3524 (FUNCTION_ARG_ADVANCE): Likewise.
3525 * tm.texi.in: Change references to them to hook references.
3526 * tm.texi: Regenerate.
3527 * targhooks.c (default_function_arg): Eliminate check for target
3529 (default_function_incoming_arg): Likewise.
3530 (default_function_arg_advance): Likewise.
3531 * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
3532 (function_arg_advance): Likewise.
3533 * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
3535 2011-03-22 Nathan Froyd <froydnj@codesourcery.com>
3537 * tree.c (build_call_1): New function.
3538 (build_call_valist, build_call_array_loc, build_call_vec): Call it.
3540 2011-03-22 Richard Guenther <rguenther@suse.de>
3542 PR tree-optimization/48228
3543 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
3544 for single-arg PHIs.
3546 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
3548 PR rtl-optimization/48143
3549 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
3550 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
3551 sse2_cvtps2pd): Likewise.
3553 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3555 * recog.c (canonicalize_change_group): Use validate_unshare_change.
3557 2011-03-22 Richard Guenther <rguenther@suse.de>
3559 * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
3560 a valid RHS. Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
3561 * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
3562 and REALIGN_LOAD_EXPR.
3563 (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
3564 DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
3565 * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
3566 DOT_PROD_EXPR case ...
3567 (expand_expr_real_2): ... here.
3568 * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
3569 and REALIGN_LOAD_EXPR.
3570 * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
3571 * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
3572 (vect_create_epilog_for_reduction): Likewise.
3573 (vectorizable_reduction): Likewise.
3574 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
3575 * tree-vect-stmts.c (vectorizable_load): Likewise.
3577 2011-03-22 Eric Botcazou <ebotcazou@adacore.com>
3579 * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
3581 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3583 * config/s390/s390.c (s390_delegitimize_address): Fix offset
3584 handling for PLTOFF/GOTOFF.
3586 2011-03-22 Nick Clifton <nickc@redhat.com>
3588 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
3589 trailing backslash from the end of the macro definition.
3591 2011-03-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3593 * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
3596 2011-03-21 Richard Sandiford <richard.sandiford@linaro.org>
3598 * expr.h (prepare_operand): Move to...
3599 * optabs.h (prepare_operand): ...here and change the insn code
3600 parameter from "int" to "enum insn_code".
3601 (insn_operand_matches): Declare.
3602 * expr.c (init_expr_target): Use insn_operand_matches.
3603 (compress_float_constant): Likewise.
3604 * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
3605 * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
3606 (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
3607 (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
3609 (gen_cond_trap): Likewise.
3610 (prepare_operand): Likewise. Change icode to an insn_code.
3611 (insn_operand_matches): New function.
3612 * reload.c (find_reloads_address_1): Use insn_operand_matches.
3613 * reload1.c (gen_reload): Likewise.
3614 * targhooks.c (default_secondary_reload): Likewise.
3616 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
3618 * config/alpha/alpha.md (unspec): New define_c_enum.
3621 2011-03-21 Uros Bizjak <ubizjak@gmail.com>
3624 * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
3625 between a call and its CALL_ARG_LOCATION note.
3627 2011-03-21 Eric Botcazou <ebotcazou@adacore.com>
3629 * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
3631 2011-03-21 Jakub Jelinek <jakub@redhat.com>
3635 * c-common.c (shorten_compare): If primopN is first sign-extended
3636 to opN and then zero-extended to result type, set primopN to opN.
3638 2011-03-21 Daniel Jacobowitz <dan@codesourcery.com>
3640 * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
3641 for barrier handlers.
3643 2011-03-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3645 * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
3646 UNSPEC constants to be in the unspec enumeration, and redefine
3647 all UNSPECV constants to be in the unspecv enumeration, so that
3648 dumps print which unspec/unspec_volatile this is.
3649 * config/rs6000/vector.md (UNSPEC_*): Ditto.
3650 * config/rs6000/paired.md (UNSPEC_*): Ditto.
3651 * config/rs6000/vsx.md (UNSPEC_*): Ditto.
3652 * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
3653 * config/rs6000/dfp.md (UNSPEC_*): Ditto.
3655 * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
3656 UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
3657 UNSPECV_LWSYNC, since these are used as unspec_volatile.
3658 * config/rs6000/sync.md (isync, lwsync): Ditto.
3660 2011-03-21 Richard Guenther <rguenther@suse.de>
3662 * params.def (lto-min-partition): Fix typo.
3664 2011-03-21 Richard Guenther <rguenther@suse.de>
3667 * c-decl.c (grokdeclarator): Drop to the main variant only
3668 for array types. Drop flag_gen_aux_info check.
3670 2011-03-21 Richard Guenther <rguenther@suse.de>
3672 PR translation/47911
3673 * params.def (lto-partitions): Fix typo.
3674 (lto-min-partition): Fix wording.
3676 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
3678 * config/rs6000/t-freebsd: Remove duplication from file.
3680 2011-03-21 Richard Guenther <rguenther@suse.de>
3683 * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
3685 2011-03-21 Richard Guenther <rguenther@suse.de>
3688 * params.def (lto-partitions): Require at least 1 partition.
3690 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3692 * gthr-solaris.h: Remove.
3693 * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
3694 * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
3695 (LIB_SPEC): Likewise.
3696 * config/sol2.opt (threads): Remove.
3697 * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
3698 (sparc*-*-solaris2*): Likewise.
3699 * configure.ac (enable_threads): Enable solaris support.
3700 * configure: Regenerate.
3701 * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
3702 * doc/install.texi (Configuration, --enable-threads=lib): Remove
3705 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3707 * config.gcc: Obsolete *-*-solaris2.8*.
3708 * doc/install.texi (Specific, *-*-solaris2*): Document it.
3710 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3713 * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
3714 reference. Solaris 8 perl works.
3716 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3719 * doc/install.texi (Prerequisites): Move jar etc. up.
3720 Explain support library version requirements.
3722 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3725 * doc/install.texi (Prerequisites): Move Perl to build
3726 requirements. Always necessary on Solaris 2 with Sun ld.
3728 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3730 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
3732 (Specific, i?86-*-solaris2.[89]): Likewise.
3733 (Specific, i?86-*-solaris2.10): Likewise.
3734 (Specific, mips-sgi-irix6): Likewise.
3735 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
3736 Update for binutils 2.21.
3738 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3740 * configure.ac (gcc_cv_lto_plugin): Fix typo.
3741 Allow -fuse-linker-plugin for non-default plugin linker.
3742 * configure: Regenerate.
3744 2011-03-21 Nicola Pero <nicola.pero@meta-innovation.com>
3747 * gengtype.c (files_rules): Added rule for cp/parser.h.
3749 2011-03-21 Jakub Jelinek <jakub@redhat.com>
3752 * config/s390/s390.c (s390_delegitimize_address): Don't call
3753 lowpart_subreg if orig_x has BLKmode.
3755 2011-03-21 Kai Tietz <ktietz@redhat.com>
3758 * doc/plugins.texi: Adjust documentation for plugin register_callback.
3759 * tree.h (attribute_spec): Add new member affects_type_identity.
3760 * attribs.c (empty_attribute_table): Adjust attribute_spec
3762 * config/alpha/alpha.c: Likewise.
3763 * config/arc/arc.c: Likewise.
3764 * config/arm/arm.c: Likewise.
3765 * config/avr/avr.c: Likewise.
3766 * config/bfin/bfin.c: Likewise.
3767 * config/crx/crx.c: Likewise.
3768 * config/darwin.h: Likewise.
3769 * config/h8300/h8300.c: Likewise.
3770 * config/i386/cygming.h: Likewise.
3771 * config/i386/i386.c: Likewise.
3772 * config/ia64/ia64.c: Likewise.
3773 * config/m32c/m32c.c: Likewise.
3774 * config/m32r/m32r.c: Likewise.
3775 * config/m68hc11/m68hc11.c: Likewise.
3776 * config/m68k/m68k.c: Likewise.
3777 * config/mcore/mcore.c: Likewise.
3778 * config/mep/mep.c: Likewise.
3779 * config/microblaze/microblaze.c: Likewise.
3780 * config/mips/mips.c: Likewise.
3781 * config/rs6000/rs6000.c: Likewise.
3782 * config/rx/rx.c: Likewise.
3783 * config/sh/sh.c: Likewise.
3784 * config/sol2.h: Likewise.
3785 * config/sparc/sparc.c: Likewise.
3786 * config/spu/spu.c: Likewise.
3787 * config/stormy16/stormy16.c: Likewise.
3788 * config/v850/v850.c: Likewise.
3790 2011-03-21 Chung-Lin Tang <cltang@codesourcery.com>
3792 * simplify-rtx.c (simplify_binary_operation_1): Handle
3793 (xor (and A B) C) case when B and C are both constants.
3795 2011-03-21 Mingjie Xing <mingjie.xing@gmail.com>
3797 * tree-dfa.c (add_referenced_var): Fix typo in comment.
3799 2011-03-20 Eric Botcazou <ebotcazou@adacore.com>
3802 * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
3804 2011-03-20 Jakub Jelinek <jakub@redhat.com>
3806 PR rtl-optimization/48156
3807 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
3808 assume df and df_lr are not NULL.
3810 2011-03-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3813 * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
3814 between a call and its CALL_ARG_LOCATION note.
3816 2011-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3819 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3820 between a call and its corresponding CALL_ARG_LOCATION note.
3822 2011-03-19 Anatoly Sokolov <aesok@post.ru>
3824 * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
3825 instead of loop. Use HARD_REGISTER_NUM_P predicate.
3826 * haifa-sched.c (setup_ref_regs): Ditto.
3827 * caller-save.c (add_used_regs_1): Ditto.
3828 * dse.c (look_for_hardregs): Ditto.
3829 * df-problems.c (df_simulate_one_insn_forwards): Ditto.
3830 * sched-rgn.c (check_live_1): Ditto.
3832 2011-03-18 Joseph Myers <joseph@codesourcery.com>
3834 * c-decl.c (diagnose_mismatched_decls): Give an error for
3835 redefining a typedef with variably modified type.
3837 2011-03-18 Joseph Myers <joseph@codesourcery.com>
3839 * c-decl.c (grokfield): Don't allow typedefs for structures or
3840 unions with no tag by default.
3841 * doc/extend.texi (Unnamed Fields): Update.
3843 2011-03-18 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3846 Rewrite using indirect functions.
3847 (lwp_slwpcb): Ditto.
3848 * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
3849 (avx_vinsertf128<mode>): Ditto.
3851 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3853 * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
3856 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3858 * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
3859 splitting between a call and its corresponding CALL_ARG_LOCATION note.
3861 2011-03-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3863 PR rtl-optimization/48170
3864 * gcse.c (hoist_code): Remove bogus asserts.
3866 2011-03-18 Georg-Johann Lay <avr@gjlay.de>
3868 * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
3869 computation for prologue/epilogue.
3871 2011-03-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3873 * Makefile.in (check-consistency): Remove.
3875 2011-03-18 Jakub Jelinek <jakub@redhat.com>
3878 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
3879 arange_table_in_use is 0, but either text_section_used or
3880 cold_text_section_used is true. Don't call it if
3881 !info_section_emitted.
3883 2011-03-18 Anatoly Sokolov <aesok@post.ru>
3885 * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
3886 FUNCTION_VALUE_REGNO_P): Remove.
3887 * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
3889 * config/avr/avr.c (avr_ret_register): Make static inline.
3890 (avr_function_value_regno_p): New function.
3891 (avr_libcall_value): Make static. Add 'func' argument.
3892 (avr_function_value): Make static. Rename 'func' argument to
3893 'fn_decl_or_type', forward it to avr_libcall_value. Call
3894 avr_ret_register function instead of RET_REGISTER macro.
3895 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3897 2011-03-18 Jason Merrill <jason@redhat.com>
3900 * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
3902 2011-03-18 Richard Guenther <rguenther@suse.de>
3904 * doc/install.texi (--enable-gold): Remove.
3905 (--with-plugin-ld): Document.
3906 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
3908 2011-03-18 Andrew Pinski <pinskia@gmail.com>
3911 * expr.c (optimize_bitfield_assignment_op): Revamp to work
3912 again after expansion changes.
3914 2011-03-18 Chung-Lin Tang <cltang@codesourcery.com>
3916 * combine.c (try_combine): Do simplification only call of
3917 subst() on i2 even when i1 is present. Update comments.
3919 2011-03-18 Kaz Kojima <kkojima@gcc.gnu.org>
3921 * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
3922 and UNSPEC_PCREL_SYMOFF.
3924 2011-03-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3926 * config/s390/s390.md: Use define_c_enum for the unspec constant
3929 2011-03-18 Richard Henderson <rth@redhat.com>
3930 Jakub Jelinek <jakub@redhat.com>
3933 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
3934 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
3936 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
3939 * combine.c (cant_combine_insn_p): Don't check zero/sign
3940 extended hard registers.
3942 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
3945 * combine.c (cant_combine_insn_p): Check zero/sign extended
3948 2011-03-17 Anatoly Sokolov <aesok@post.ru>
3950 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3951 * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
3952 * config/v850/v850.c (v850_output_addr_const_extra): Make static.
3953 Change return type to bool.
3954 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3956 2011-03-17 Jakub Jelinek <jakub@redhat.com>
3959 * var-tracking.c (prepare_call_arguments): If CALL target
3960 is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
3961 pc instead of looking it up using cselib_lookup and use
3962 Pmode for it if x has VOIDmode.
3963 * dwarf2out.c (gen_subprogram_die): If also both first and
3964 second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
3967 * function.c (assign_parms): For data.passed_pointer parms
3968 use MEM of data.entry_parm instead of data.entry_parm itself
3969 as DECL_INCOMING_RTL.
3970 * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
3971 also when passed and declared mode is the same, DECL_RTL
3972 is a MEM with pseudo as address and DECL_INCOMING_RTL is
3975 2011-03-16 Jeff Law <law@redhat.com>
3977 PR rtl-optimization/37273
3978 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3979 handle them like argument loads from stack slots. Do not double
3980 count memory for memory constants and argument loads from stack slots.
3982 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
3985 * var-tracking.c (prepare_call_arguments): Check SUBREG.
3987 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
3990 * config/i386/i386.opt: Add Save to -mavx and -mfma.
3992 2011-03-17 Jakub Jelinek <jakub@redhat.com>
3995 * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
3997 (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
3998 Clear call_arg_locations and call_arg_loc_last always.
4001 * var-tracking.c (prepare_call_arguments): If argument needs to be
4002 passed by reference, adjust argtype and mode.
4004 2011-03-17 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
4008 a value make sure to fold the statement.
4010 2011-03-17 Chung-Lin Tang <cltang@codesourcery.com>
4013 * config/arm/arm.c (arm_get_frame_offsets): Adjust early
4014 return condition with !cfun->calls_alloca.
4016 2011-03-17 Richard Guenther <rguenther@suse.de>
4019 * lto-cgraph.c (input_overwrite_node): Clear the abstract
4020 origin for decls in other ltrans units.
4021 (input_varpool_node): Likewise.
4023 2011-03-17 Richard Guenther <rguenther@suse.de>
4026 * tree-object-size.c (compute_object_offset): Properly return
4027 the offset operand of MEM_REFs as sizetype.
4029 2011-03-17 Jakub Jelinek <jakub@redhat.com>
4031 PR rtl-optimization/48141
4032 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
4033 * dse.c: Include params.h.
4034 (active_local_stores_len): New variable.
4035 (add_wild_read, dse_step1): Clear it when setting active_local_stores
4037 (record_store, check_mem_read_rtx): Decrease it when removing
4039 (scan_insn): Likewise. Increase it when adding to chain, if it
4040 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
4041 set active_local_stores to NULL before the addition.
4042 * Makefile.in (dse.o): Depend on $(PARAMS_H).
4044 PR rtl-optimization/48141
4045 * dse.c (record_store): If no positions are needed in an insn
4046 that cannot be deleted, at least unchain it from active_local_stores.
4048 2011-03-16 Dodji Seketeli <dodji@redhat.com>
4051 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
4052 (lookup_type_die_strip_naming_typedef): ... here.
4053 (get_context_die): Use it.
4054 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
4055 the anonymous struct named by the naming typedef.
4057 2011-03-16 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386.c (ix86_builtin_vectorized_function): Check
4061 TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
4063 2011-03-16 Jeff Law <law@redhat.com>
4065 * tree-vrp.c (identify_jump_threads): Slightly simplify type
4066 check for operands of conditional. Allow type to be a pointer.
4068 2011-03-16 Richard Guenther <rguenther@suse.de>
4070 PR tree-optimization/48149
4071 * fold-const.c (fold_binary_loc): Fold
4072 COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
4074 2011-03-16 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/26134
4077 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
4078 complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
4079 (non_rewritable_mem_ref_base): Handle complex type component
4080 accesses, constrain offsets for vector and complex extracts
4083 2011-03-16 Richard Guenther <rguenther@suse.de>
4085 PR tree-optimization/48146
4086 * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
4087 operands avoiding the need for renaming.
4089 2011-03-16 Richard Guenther <rguenther@suse.de>
4091 * gimple-fold.c (maybe_fold_reference): Open-code relevant
4092 constant folding. Move MEM_REF canonicalization first.
4093 Rely on fold_const_aggregate_ref for initializer folding.
4094 * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
4096 2011-03-16 Jakub Jelinek <jakub@redhat.com>
4099 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
4100 arg0/arg1 or their arguments are always fold converted to matching
4103 * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
4106 2011-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4109 * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
4110 Handle in-tree gold.
4111 (ld_vers): Extract binutils version for gold.
4112 (gcc_cv_ld_hidden): Handle gold here.
4113 (gcc_cv_lto_plugin): Determine level of linker plugin support.
4114 * configure: Regenerate.
4115 * config.in: Regenerate.
4116 * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
4117 -fuse-linker-plugin otherwise.
4118 (LINK_PLUGIN_SPEC): Define. Extract from LINK_COMMAND_SPEC.
4119 (LINK_COMMAND_SPEC): Use it.
4120 (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
4122 2011-03-16 Jakub Jelinek <jakub@redhat.com>
4124 * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
4125 * calls.c: Remove debug.h include.
4126 (emit_call_1): Don't call virtual_call_token debug hook.
4127 * dwarf2out.c (debug_dcall_section, debug_vcall_section,
4128 dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
4129 vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
4130 size_of_dcall_table, output_dcall_table, size_of_vcall_table,
4131 output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
4132 vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
4133 dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
4134 dwarf2out_virtual_call): Remove.
4135 (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
4136 copy_call_info and virtual_call hooks.
4137 (dwarf2out_init): Don't initialize vcall_insn_table,
4138 debug_dcall_section and debug_vcall_section.
4139 (prune_unused_types): Don't mark nodes from dcall_table.
4140 (dwarf2out_finish): Don't output dcall or vcall tables.
4141 * final.c (final_scan_insn): Don't call direct_call or
4142 virtual_call debug hooks.
4143 * debug.h (struct gcc_debug_hooks): Remove direct_call,
4144 virtual_call_token, copy_call_info and virtual_call hooks.
4145 (debug_nothing_uid): Remove prototype.
4146 * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
4147 copy_call_info and virtual_call hooks.
4148 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4149 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4150 * debug.c (do_nothing_debug_hooks): Likewise.
4151 (debug_nothing_uid): Remove.
4152 * doc/invoke.texi (-fenable-icf-debug): Remove.
4153 * common.opt (-fenable-icf-debug): Likewise.
4155 * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
4156 * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
4157 call's MEM. Handle functions returning aggregate through a hidden
4158 first pointer. For virtual calls add clobbered pc to call arguments
4160 * dwarf2out.c (gen_subprogram_die): Emit
4161 DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
4165 * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
4166 * rtl.h (ENTRY_VALUE_EXP): Define.
4167 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
4168 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
4169 * print-rtl.c (print_rtx): Likewise.
4170 * gengtype.c (adjust_field_rtx_def): Likewise.
4171 * var-tracking.c (vt_add_function_parameter): Adjust
4172 gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
4173 * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
4174 * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
4175 partition is a default definition of a PARM_DECL, use ENTRY_VALUE
4176 of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
4178 * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
4179 Call var_location debug hook even on CALL_INSNs.
4180 (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
4181 * rtl.def (ENTRY_VALUE): New.
4182 * dwarf2out.c: Include cfglayout.h.
4183 (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
4184 output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
4185 (struct call_arg_loc_node): New type.
4186 (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
4187 tail_call_site_count): New variables.
4188 (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
4189 DW_TAG_GNU_call_site_parameter.
4190 (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
4191 DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
4192 DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
4193 DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
4194 and DW_AT_GNU_all_source_call_sites.
4195 (mem_loc_descriptor): Handle ENTRY_VALUE.
4196 (add_src_coords_attributes): Don't add enything if
4197 DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
4198 (dwarf2out_abstract_function): Save and clear call_arg_location,
4199 call_site_count and tail_call_site_count around dwarf2out_decl call.
4200 (gen_call_site_die): New function.
4201 (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
4202 (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
4203 (dwarf2out_function_decl): Clear call_arg_locations,
4204 call_arg_loc_last, set call_site_count and tail_call_site_count
4205 to -1 and free block_map.
4206 (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
4207 CALL_INSNs. Add NOTE_DURING_CALL_P var location notes even when not
4208 followed by any real instructions.
4209 (dwarf2out_begin_function): Set call_site_count and
4210 tail_call_site_count to 0.
4211 (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
4212 is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
4213 attempt to force a DIE for it and worst case remove the attribute.
4214 (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
4215 check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
4217 * var-tracking.c: Include tm_p.h.
4218 (vt_stack_adjustments): For calls call note_register_arguments.
4219 (argument_reg_set): New variable.
4220 (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
4221 ensure the VALUE is resolved.
4222 (call_arguments): New variable.
4223 (prepare_call_arguments): New function.
4224 (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
4225 (struct expand_loc_callback_data): Add ignore_cur_loc field.
4226 (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
4227 always use the best expression.
4228 (vt_expand_loc): Add ignore_cur_loc argument.
4229 (vt_expand_loc_dummy): Clear ignore_cur_loc field.
4230 (emit_note_insn_var_location): Adjust vt_expand_loc callers.
4231 (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
4233 (vt_add_function_parameter): Use cselib_lookup_from_insn.
4234 If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
4235 argument. Don't call cselib_preserve_only_values and
4237 (note_register_arguments): New function.
4238 (vt_initialize): Compute argument_reg_set. Call
4239 vt_add_function_parameters before processing basic blocks instead of
4240 afterwards. For calls call prepare_call_arguments before calling
4241 cselib_process_insn.
4242 * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
4243 * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
4244 (var-tracking.o): Depend on $(TM_P_H).
4245 * cfglayout.h (insn_scope): New prototype.
4246 * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
4247 * cfglayout.c (insn_scope): No longer static.
4248 * insn-notes.def (CALL_ARG_LOCATION): New.
4249 * calls.c (expand_call, emit_library_call_value_1): Put USEs for
4250 MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
4251 * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
4252 nothing for DECL_EXTERNAL BLOCK_VARS.
4254 2011-03-16 Alan Modra <amodra@gmail.com>
4257 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
4258 create invalid offset address for vsx splat insn.
4259 * config/rs6000/predicates.md (splat_input_operand): New.
4260 * config/rs6000/vsx.md (vsx_splat_*): Use it.
4262 2011-03-15 Xinliang David Li <davidxl@google.com>
4265 * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
4266 (normalize_preds): New function.
4267 (is_use_properly_guarded): Normalize def predicates.
4269 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4272 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
4273 in the output template.
4275 2011-03-15 Richard Guenther <rguenther@suse.de>
4278 * tree-pretty-print.c (dump_function_declaration): Properly
4279 dump unprototyped and varargs function types.
4281 2011-03-15 Richard Guenther <rguenther@suse.de>
4283 PR tree-optimization/13954
4284 * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
4287 2011-03-15 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/48037
4290 * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
4291 selects into BIT_FIELD_REFs.
4292 (non_rewritable_mem_ref_base): Check if a MEM_REF is a
4295 2011-03-15 Jakub Jelinek <jakub@redhat.com>
4297 PR tree-optimization/48129
4298 * builtins.c (fold_builtin_snprintf): Convert to type of
4299 built_in_decls[BUILT_IN_SNPRINTF] retval instead of
4300 implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
4302 2011-03-15 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/41490
4305 * tree-ssa-dce.c (propagate_necessity): Handle returns without
4306 value but with VUSE.
4307 * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
4309 * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
4310 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
4311 * tree-tailcall.c (find_tail_calls): Ignore returns.
4313 2011-03-15 Richard Guenther <rguenther@suse.de>
4316 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
4317 or variable-indexed array accesses when in gimple form.
4319 2011-03-15 Richard Guenther <rguenther@suse.de>
4321 * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
4323 2011-03-15 Alan Modra <amodra@gmail.com>
4326 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
4327 presume symbol_refs without a symbol_ref_decl are suitably
4328 aligned, nor other trees we may see here. Handle anchor symbols.
4329 (legitimate_constant_pool_address_p): Comment. Add mode param.
4330 Check cmodel=medium addresses. Adjust all calls.
4331 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
4332 creating cmodel=medium optimized access to locals.
4333 * config/rs6000/constraints.md (R): Pass QImode to
4334 legitimate_constant_pool_address_p.
4335 * config/rs6000/predicates.md (input_operand): Pass mode to
4336 legitimate_constant_pool_address_p.
4337 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
4340 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4343 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
4344 64-bit constants being loaded into registers other than GPRs such
4345 as loading 0 into a VSX register.
4347 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4349 * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
4351 2011-03-14 Jakub Jelinek <jakub@redhat.com>
4354 * builtins.c (fold_builtin_snprintf): New function.
4355 (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
4356 (fold_builtin_4): Likewise.
4359 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
4360 STRIP_NOPS on arg0 and arg1. When optimizing X +- C == X
4361 and C - X == X also strip nops from +/-/p+ operand.
4362 When optimizing -X == C, fold C to arg0's type.
4365 * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
4366 emit it as add_AT_int instead of add_AT_unsigned.
4368 2011-03-14 Tom Tromey <tromey@redhat.com>
4370 * unwind-dw2.c: Include sys/sdt.h if it exists.
4371 (_Unwind_DebugHook): Use STAP_PROBE2.
4372 * config.in, configure: Rebuild.
4373 * configure.ac: Check for sys/sdt.h.
4375 2011-03-14 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.md (ROUND_FLOOR): New constant.
4378 (ROUND_CEIL): Ditto.
4379 (ROUND_TRUNC): Ditto.
4380 (ROUND_MXCSR): Ditto.
4381 (ROUND_NO_EXC): Ditto.
4382 (rint<mode>2): Use new defines instead of numerical constants.
4383 (floor<mode>2): Ditto.
4384 (ceil<mode>2): Ditto.
4385 (btrunc<mode>2): Ditto.
4386 * config/i386/i386-builtin-types.def: Define ROUND function type
4388 * config/i386/i386.c (enum ix86_builtins): Add
4389 IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
4390 (struct builtin_description): Add
4391 __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
4392 (ix86_expand_sse_round): New static function.
4393 (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
4395 (ix86_builtin_vectorized_function): Handle
4396 BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
4398 2011-03-14 Tom Tromey <tromey@redhat.com>
4400 * c-parser.c (c_parser_asm_string_literal): Clear
4401 warn_overlength_strings.
4403 2011-03-14 Tom Tromey <tromey@redhat.com>
4405 * c-parser.c (disable_extension_diagnostics): Save
4406 warn_overlength_strings.
4407 (restore_extension_diagnostics): Restore warn_overlength_strings.
4409 2011-03-14 Jakub Jelinek <jakub@redhat.com>
4411 * BASE-VER: Change to 4.7.0.
4413 2011-03-14 Richard Guenther <rguenther@suse.de>
4416 * tree.c (build_vector_from_val): Adjust assert to requirements
4419 2011-03-14 Jakub Jelinek <jakub@redhat.com>
4422 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
4424 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
4426 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
4427 terms of target_flags_explicit. Adjust copyright year.
4429 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
4430 * config/rs6000/t-freebsd: New file. Add override for
4433 2011-03-13 Chris Demetriou <cgd@google.com>
4435 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
4436 (-fno-diagnostics-show-option): this, to reflect current default.
4437 (-Werror=): Update text about -fno-diagnostics-show-option.
4439 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
4442 * config/rs6000/predicates.md (easy_vector_constant_add_self,
4443 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
4444 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
4445 mode is not V2DImode or V2DFmode.
4446 (vspltis_constant): Do not handle V2DImode and V2DFmode.
4447 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
4448 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
4450 (movdi_internal64): Likewise.
4452 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
4454 PR tree-optimization/47127
4455 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
4457 (set_cloog_options): Same.
4458 (scop_to_clast): Same.
4459 (print_clast_stmt): Do not call cloog_state_malloc and
4461 (print_generated_program): Same.
4463 * graphite-clast-to-gimple.h (cloog_state): Declared.
4464 (scop_to_clast): Adjust declaration.
4465 * graphite.c (cloog_state): Defined here.
4466 (graphite_initialize): Call cloog_state_malloc.
4467 (graphite_finalize): Call cloog_state_free.
4469 2011-03-11 Jason Merrill <jason@redhat.com>
4471 * attribs.c (lookup_attribute_spec): Take const_tree.
4474 2011-03-11 Joseph Myers <joseph@codesourcery.com>
4476 * config/sparc/sparc.c (sparc_option_override): Use
4477 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
4479 2011-03-11 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/48067
4482 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
4483 multiplication result will be only used once on the target
4486 2011-03-11 Richard Guenther <rguenther@suse.de>
4488 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
4490 2011-03-11 Richard Guenther <rguenther@suse.de>
4493 * tree.c (find_decls_types_r): Do not walk types only reachable
4494 from IDENTIFIER_NODEs.
4496 2011-03-11 Jakub Jelinek <jakub@redhat.com>
4499 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
4500 all vnode->force_output nodes as needed.
4502 2011-03-11 Jason Merrill <jason@redhat.com>
4505 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
4506 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
4508 2011-03-11 Martin Jambor <mjambor@suse.cz>
4510 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
4513 2011-03-11 Jakub Jelinek <jakub@redhat.com>
4515 PR tree-optimization/48063
4516 * ipa-inline.c (cgraph_decide_inlining): Don't try to
4517 inline functions called once if !tree_can_inline_p (node->callers).
4519 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
4521 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
4523 * config/score/score3.c: Delete.
4524 * config/score/score3.h: Delete.
4525 * config/score/mul-div.S: Delete.
4526 * config/score/sfp-machine.h: Add new file.
4527 * config/score/constraints.md: Add new file.
4528 * config/score/t-score-softfp: Add new file.
4529 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
4530 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
4531 (score7_extra_constraint): Delete.
4532 (score7_option_override): Remove unused code.
4533 * config/score/score.c: Remove score3 and score5 define and code.
4534 * config/score/score.h: Remove score3 and score5 define and code.
4535 * config/score/score.md: Remove score3 template and unusual insn.
4536 * config/score/score.opt: Remove score3 and score5 options.
4538 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4540 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
4541 when _HPUX_SOURCE is defined.
4542 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
4544 2011-03-10 Jason Merrill <jason@redhat.com>
4547 * stor-layout.c (layout_type): Don't set structural equality
4548 on arrays of incomplete type.
4549 * tree.c (type_hash_eq): Handle comparing them properly.
4551 2011-03-10 Jakub Jelinek <jakub@redhat.com>
4554 * config/s390/s390.c (s390_delegitimize_address): Make sure the
4555 result mode matches original rtl mode.
4557 2011-03-10 Nick Clifton <nickc@redhat.com>
4559 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
4560 (andsi3, andsi3_flags): Fix timings for three operand alternative.
4562 2011-03-09 Jakub Jelinek <jakub@redhat.com>
4564 PR rtl-optimization/47866
4565 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
4566 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
4567 if target wasn't scalar.
4568 * function.c (assign_stack_temp_for_type): Assert that neither
4569 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
4570 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
4572 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
4574 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4576 * config/s390/s390-protos.h (s390_label_align): New prototype.
4577 * config/s390/s390.c (s390_label_align): New function.
4578 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
4580 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
4583 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
4584 V2DI/V2DF constants. Only all 0's or all 1's are easy.
4585 (output_vec_const_move): Ditto.
4587 2011-03-08 Anatoly Sokolov <aesok@post.ru>
4589 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
4590 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
4591 * config/mips/mips.c (mips_preferred_reload_class): Make static.
4592 Change 'rclass' argument and result type to reg_class_t.
4593 (TARGET_PREFERRED_RELOAD_CLASS): Define.
4595 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
4597 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
4598 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
4599 (TARGET_MEMORY_MOVE_COST): Define.
4600 (avr_register_move_cost, avr_memory_move_cost): New Functions.
4602 2011-03-08 Jakub Jelinek <jakub@redhat.com>
4605 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
4608 PR tree-optimization/48022
4609 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
4612 2011-03-07 Jakub Jelinek <jakub@redhat.com>
4615 * var-tracking.c (find_use_val): Return NULL for
4616 cui->sets && cui->store_p BLKmode MEMs.
4618 2011-03-07 Anatoly Sokolov <aesok@post.ru>
4620 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
4622 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
4623 xstormy16_print_operand_address): Remove.
4624 * config/stormy16/stormy16.c (xstormy16_print_operand,
4625 xstormy16_print_operand_address): Make static.
4626 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
4628 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
4631 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
4632 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
4635 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
4638 * cfgloopmanip.c (fix_bb_placements): Return immediately
4639 if FROM is BASE_LOOP's header.
4641 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
4643 * gimplify.c (gimplify_function_tree): Fix building calls
4644 to __builtin_return_address.
4646 2011-03-07 Alan Modra <amodra@gmail.com>
4648 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
4649 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
4650 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
4651 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
4653 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
4654 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
4655 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
4656 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
4657 * config/rs6000/rs6000.c
4658 (rs6000_elf_end_indicate_exec_stack): Rename to..
4659 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
4660 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
4661 (rs6000_file_start): ..here.
4662 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
4663 file scope variables.
4664 (call_ABI_of_interest): New function.
4665 (init_cumulative_args): Set above vars when function return value
4666 is a float, vector, or small struct.
4667 (rs6000_function_arg_advance_1): Likewise for function args.
4668 (rs6000_va_start): Set rs6000_passes_float if variable arg function
4669 references float args.
4671 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
4673 * doc/cfg.texi: Remove "See" before @ref.
4674 * doc/invoke.texi: Likewise.
4676 2011-03-05 Jason Merrill <jason@redhat.com>
4678 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
4680 2011-03-05 Anthony Green <green@moxielogic.com>
4682 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
4684 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
4686 PR rtl-optimization/47899
4687 * cfgloopmanip.c (fix_bb_placements): Fix first argument
4688 to flow_loop_nested_p when moving the loop upward.
4690 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
4693 * arm.md (movhi_insn_arch4): Accept any immediate constant.
4695 2011-03-05 Jakub Jelinek <jakub@redhat.com>
4697 PR tree-optimization/47967
4698 * ipa-cp.c (build_const_val): Return NULL instead of creating
4699 VIEW_CONVERT_EXPR for mismatching sizes.
4700 (ipcp_create_replace_map): Return NULL if build_const_val failed.
4701 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
4702 give up on versioning.
4704 2011-03-05 Alan Modra <amodra@gmail.com>
4707 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4708 full cmodel medium/large lo_sum + high addresses.
4710 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4712 * config/s390/s390.c (s390_decompose_address): Reject non-literal
4713 pool references in UNSPEC_LTREL_OFFSET.
4715 2011-03-04 Jan Hubicka <jh@suse.cz>
4718 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
4719 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
4720 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
4722 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
4723 cgraph_add_thunk): Add node pointers.
4724 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
4725 associated to right node.
4726 (input_node): Update use of cgraph_same_body_alias
4727 and cgraph_add_thunk.
4729 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
4731 * config/i386/i386.opt (mprefer-avx128): New flag.
4732 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
4733 modes when the flag -mprefer-avx128 is on.
4735 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
4737 * dwarf2out.c (compare_loc_operands): Fix address handling.
4739 2011-03-04 Alan Modra <amodra@gmail.com>
4741 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
4743 2011-03-04 Richard Guenther <rguenther@suse.de>
4746 * expmed.c (extract_bit_field_1): Prefer vector modes that
4747 vec_extract patterns can handle.
4749 2011-03-04 Richard Guenther <rguenther@suse.de>
4752 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
4754 2011-03-04 Richard Henderson <rth@redhat.com>
4756 * explow.c (emit_stack_save): Remove 'after' parameter.
4757 (emit_stack_restore): Likewise.
4758 * expr.h: Update to match.
4759 * builtins.c, calls.c, stmt.c: Likewise.
4760 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
4761 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
4762 * function.c (expand_function_end): Insert the emit_stack_save
4763 sequence before parm_birth_insn instead of after.
4765 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
4767 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
4768 (ssse3_pmaddubsw128): Ditto.
4769 (ssse3_pmaddubsw): Ditto.
4771 2011-03-03 Steve Ellcey <sje@cup.hp.com>
4773 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
4775 2011-03-03 Jakub Jelinek <jakub@redhat.com>
4778 * gimplify.c (omp_add_variable): Only call omp_notice_variable
4779 on TYPE_SIZE_UNIT if it is a DECL.
4782 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
4783 first operand is not is_gimple_mem_ref_addr, try to fold it.
4784 If the operand still isn't is_gimple_mem_ref_addr, clear
4787 2011-03-03 Richard Guenther <rguenther@suse.de>
4790 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
4792 (refs_may_alias_p_1): For release branches return true if
4793 we are confused by our input.
4795 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4797 * config/s390/s390.c (s390_function_value): Rename to ...
4798 (s390_function_and_libcall_value): ... this.
4799 (s390_function_value): New function.
4800 (s390_libcall_value): New function.
4801 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
4802 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
4803 target macro definitions.
4804 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
4806 2011-03-02 Joseph Myers <joseph@codesourcery.com>
4808 * config/i386/freebsd64.h (CC1_SPEC): Define.
4809 * config/i386/linux64.h (CC1_SPEC): Define.
4810 * config/i386/x86-64.h (CC1_SPEC): Don't define.
4812 2011-03-02 Anatoly Sokolov <aesok@post.ru>
4814 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
4816 * config/stormy16/stormy16.c: Include reload.h.
4817 (xstormy16_memory_move_cost): New function.
4818 (TARGET_MEMORY_MOVE_COST): Define.
4820 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
4822 PR rtl-optimization/47925
4823 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
4824 with side effects. Remove the more-specific check for volatile asms.
4826 2011-03-02 Alan Modra <amodra@gmail.com>
4829 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
4830 toc relative addresses for valid offsets.
4832 2011-03-01 Richard Guenther <rguenther@suse.de>
4834 PR tree-optimization/47890
4835 * tree-vect-loop.c (get_initial_def_for_induction): Set
4836 related stmt properly.
4838 2011-03-01 Richard Guenther <rguenther@suse.de>
4841 * lto-streamer.c (lto_record_common_node): Also register
4844 2011-03-01 Richard Guenther <rguenther@suse.de>
4847 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
4848 Do not stream DECL_ABSTRACT_ORIGIN.
4849 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
4850 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
4851 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
4852 Do not stream DECL_ABSTRACT_ORIGIN.
4853 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
4854 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
4856 2011-02-28 Anatoly Sokolov <aesok@post.ru>
4858 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
4859 FUNCTION_VALUE_REGNO_P): Remove.
4860 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
4861 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
4862 Add 'outgoing' argument.
4863 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
4865 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
4866 TARGET_FUNCTION_VALUE_REGNO_P): Define.
4868 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
4871 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
4872 (lookup_filename): Likewise.
4873 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
4875 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
4876 Jakub Jelinek <jakub@redhat.com>
4879 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
4880 (assign_stack_local_1): Change last argument type to int.
4881 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
4882 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
4883 don't record padding space into frame_space_list nor use those areas.
4884 (assign_stack_local): Adjust caller.
4885 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
4886 of assign_stack_local, pass 0 as last argument.
4887 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
4890 2011-02-28 Jakub Jelinek <jakub@redhat.com>
4893 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
4894 Use target address_mode and pointer_mode hooks instead of hardcoded
4895 Pmode and ptr_mode. Handle some simple cases of extending if
4896 POINTERS_EXTEND_UNSIGNED < 0.
4897 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
4898 Call convert_debug_memory_address.
4899 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
4900 convert_debug_memory_address.
4903 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
4904 * configure: Regenerated.
4905 * config.in: Regenerated.
4906 * varasm.c (default_function_section): Return NULL
4907 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
4909 2011-02-28 Martin Jambor <mjambor@suse.cz>
4911 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
4912 the description to match the printed values.
4914 2011-02-28 Richard Guenther <rguenther@suse.de>
4916 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
4917 of the copied scope tree.
4919 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4921 * doc/extend.texi (Function Attributes): Avoid deeply (and
4922 wrongly) nested tables.
4924 2011-02-27 Jakub Jelinek <jakub@redhat.com>
4927 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
4928 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
4929 r isn't op0 nor op1.
4931 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
4933 * config/avr/avr.md: Remove magic comment for emacs.
4935 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
4938 * config/avr/avr.c (avr_option_override): Use error on bad options.
4939 (avr_help): New function.
4940 (TARGET_HELP): Define.
4942 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
4945 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
4946 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
4948 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4950 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
4951 (ARM Options): Ditto.
4952 (i386 and x86-64 Options): Ditto.
4953 (RX Options): Ditto.
4954 (SPARC Options): Ditto.
4956 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
4958 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
4959 FreeBSD 6 and later. Generally use cpu generic.
4961 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4963 * doc/cpp.texi: Update copyright years.
4965 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
4968 * config/lm32/lm32.md (ashrsi3): Added needed variable.
4970 2011-02-25 Jon Beniston <jon@beniston.com>
4973 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
4974 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
4975 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
4976 (lm32_block_move_inline): Add type cast to remove warning.
4977 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
4978 (gen_int_relational): Move declarations to start of function.
4980 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
4982 PR tree-optimization/45470
4983 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
4984 can throw internally only.
4985 * tree-vect-stmts.c (vectorizable_call): Likewise.
4987 2011-02-24 Anatoly Sokolov <aesok@post.ru>
4989 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
4990 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4991 * config/stormy16/stormy16-protos.h
4992 (xstormy16_preferred_reload_class): Remove.
4993 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
4994 static. Change 'rclass' argument and return type to reg_class_t.
4995 (TARGET_PREFERRED_RELOAD_CLASS,
4996 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4998 2011-02-24 Richard Guenther <rguenther@suse.de>
5000 * lto-streamer-in.c (input_bb): Do not find referenced vars
5001 in debug statements.
5003 2011-02-23 Jason Merrill <jason@redhat.com>
5005 * common.opt (fabi-version): Document v5 and v6.
5007 2011-02-23 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/47849
5010 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
5012 2011-02-23 Jie Zhang <jie@codesourcery.com>
5014 * opts-common.c (decode_cmdline_option): Print empty string
5015 argument as "" in decoded->orig_option_with_args_text.
5016 * gcc.c (execute): Print empty string argument as ""
5017 in the verbose output.
5018 (do_spec_1): Keep empty string argument.
5020 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
5022 * config.gcc: Declare score-* and crx-* obsolete.
5024 2011-02-23 Jie Zhang <jie@codesourcery.com>
5026 PR rtl-optimization/47763
5027 * web.c (web_main): Ignore naked clobber when replacing register.
5029 2011-02-22 Anatoly Sokolov <aesok@post.ru>
5031 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
5034 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
5037 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
5039 2011-02-22 Mike Stump <mikestump@comcast.net>
5041 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
5043 * configure: Regenerate.
5045 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
5047 PR rtl-optimization/46002
5048 * ira-color.c (update_copy_costs): Change class intersection
5049 test to reg_class_contents[] test of 'hard_regno'.
5051 2011-02-21 Joseph Myers <joseph@codesourcery.com>
5053 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
5055 * config/hpux11.opt (mt): Likewise.
5056 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
5057 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
5058 * config/vax/elf.opt (mno-asm-pic): Likewise.
5059 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
5061 2011-02-21 Mike Stump <mikestump@comcast.net>
5064 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
5065 tree so we can get save the type.
5066 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
5067 for CFString instead of trying to use past the end of the builtins.
5068 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
5069 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
5070 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
5071 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
5072 Rename to darwin_builtin_cfstring.
5073 (darwin_init_cfstring_builtins): Return the built type.
5075 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
5078 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
5079 (_mm256_insert_epi64): Use _mm_insert_epi64.
5081 2011-02-21 Anatoly Sokolov <aesok@post.ru>
5083 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5084 * config/stormy16/stormy16-protos.h
5085 (xstormy16_mode_dependent_address_p): Remove.
5086 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
5087 Make static. Change return type to bool. Change argument type to
5088 const_rtx. Remove dead code.
5089 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5091 2011-02-21 Richard Guenther <rguenther@suse.de>
5094 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
5095 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
5096 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
5098 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
5099 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
5101 2011-02-20 Richard Guenther <rguenther@suse.de>
5104 * tree.c (free_lang_data_in_decl): Clean builtins from
5105 the TU decl BLOCK_VARS.
5107 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
5111 * haifa-sched.c (fix_tick_ready): Skip tick computation
5114 2011-02-19 Richard Guenther <rguenther@suse.de>
5117 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
5118 Remove lazy BLOCK_VARS streaming.
5119 (lto_input_ts_block_tree_pointers): Likewise.
5120 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
5122 2011-02-19 Joseph Myers <joseph@codesourcery.com>
5124 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
5126 2011-02-19 Joseph Myers <joseph@codesourcery.com>
5128 * config/i386/biarch32.h, config/i386/mach.h,
5129 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
5131 2011-02-19 Jakub Jelinek <jakub@redhat.com>
5134 * config/i386/i386.md (peephole2 for shift and plus): Use
5135 operands[1] original mode in the first insn.
5137 2011-02-18 Mike Stump <mikestump@comcast.net>
5139 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
5141 2011-02-18 Jan Hubicka <jh@suse.cz>
5144 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
5145 to zero when the function is not inlinable at all.
5147 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5149 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
5150 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
5151 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
5152 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
5153 * config/pa/t-pa64: Likewise.
5154 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5156 2011-02-18 Jakub Jelinek <jakub@redhat.com>
5159 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
5161 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5164 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
5166 2011-02-18 Anatoly Sokolov <aesok@post.ru>
5168 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
5169 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
5170 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
5171 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
5172 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
5173 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
5174 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
5175 m32r_load_postinc_p, m32r_store_preinc_predec_p,
5176 m32r_legitimate_address_p): New functions.
5177 * config/m32r/constraints.md (constraint "S"): Don't use
5178 STORE_PREINC_PREDEC_P.
5179 (constraint "U"): Don't use LOAD_POSTINC_P.
5181 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
5183 PR rtl-optimization/46178
5184 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
5185 compute ira_hard_regno_cover_class[].
5187 2011-02-18 Richard Guenther <rguenther@suse.de>
5190 * lto-streamer.h (lto_global_var_decls): Declare.
5191 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
5192 statics for global var processing.
5194 2011-02-18 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/47737
5197 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
5198 edge dominance check.
5200 2011-02-18 Jakub Jelinek <jakub@redhat.com>
5203 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
5204 avoid invalid rtx sharing.
5206 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
5208 * doc/cpp.texi (Obsolete Features): Add background on the
5209 origin of assertions.
5211 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
5213 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
5215 * config/darwin.c (output_objc_section_asm_op): Added support for
5217 (is_objc_metadata): New.
5218 (darwin_objc2_section): New.
5219 (darwin_objc1_section): New.
5220 (machopic_select_section): Added support for ABI v1 and v2.
5221 (darwin_emit_objc_zeroed): New.
5222 (darwin_output_aligned_bss): Detect objc metadata and treat it
5224 (darwin_asm_output_aligned_decl_common): Same.
5225 (darwin_asm_output_aligned_decl_local): Same.
5226 * config/darwin-sections.def: Updated for ABI v1 and v2.
5227 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
5228 compiling Objective-C code for the NeXT runtime, default to using
5229 ABI version 0 for 32-bit, and version 2 for 64-bit.
5231 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5233 * common.opt (optimize_fast): New Variable.
5234 * opts.c (default_options_optimization): Use opts->x_optimize_fast
5235 instead of local variable ofast.
5237 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
5239 * doc/invoke.texi (fobjc-abi-version): Documented.
5240 (fobjc-nilcheck): Documented.
5241 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
5244 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5247 * common.opt (export-dynamic): New Driver option.
5248 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
5250 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5252 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
5254 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
5255 Jan Hubicka <jh@suse.cz>
5259 * cfgexpand.c (account_used_vars_for_block): Remove.
5260 (estimated_stack_frame_size): Use referenced vars.
5261 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
5262 that were referenced in the original function. Test src_fn
5263 rather than cfun. Drop redundant get_var_ann.
5264 (setup_one_parameter): Drop redundant get_var_ann.
5265 (declare_return_variable): Likewise.
5266 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
5267 (copy_arguments_for_versioning): Drop redundant get_var_ann.
5268 * ipa-inline.c (compute_inline_parameters): Do not compute
5269 disregard_inline_limits here.
5270 (compute_inlinable_for_current, pass_inlinable): New.
5271 (pass_inline_parameters): Require PROP_referenced_vars.
5272 * cgraphunit.c (cgraph_process_new_functions): Don't run
5273 compute_inline_parameters explicitly unless function is in SSA form.
5274 (cgraph_analyze_function): Set .disregard_inline_limits.
5275 * tree-sra.c (convert_callers): Compute inliner parameters
5276 only for functions already in SSA form.
5278 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5280 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
5281 -mlittle-endian-data.
5283 2011-02-17 Joseph Myers <joseph@codesourcery.com>
5285 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
5286 -mno-fpu, not -fpu and -no-fpu.
5287 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
5288 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
5290 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
5293 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
5294 input reload with PLUS RTX.
5296 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5298 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
5299 of InverseVar(MDMX).
5301 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5303 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
5306 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5308 * config/mn10300/mn10300.opt (mno-crt0): New.
5310 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5312 * config/m68k/uclinux.opt (static-libc): New Driver option.
5314 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5316 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
5318 2011-02-16 Joseph Myers <joseph@codesourcery.com>
5320 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
5321 %{muser-extend-enabled}.
5323 2011-02-16 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/47738
5326 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
5327 the TODO from tree_predictive_commoning.
5329 2011-02-15 Jeff Law <law@redhat.com>
5332 2011-01-25 Jeff Law <law@redhat.com>
5334 PR rtl-optimization/37273
5335 * ira-costs.c (scan_one_insn): Detect constants living in memory and
5336 handle them like argument loads from stack slots. Do not double
5337 count memory for memory constants and argument loads from stack slots.
5339 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
5342 * combine.c (cant_combine_insn_p): Revert the last change.
5344 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5347 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
5348 mode for vector constants. Remove code that checks for TImode.
5350 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5354 * cgraph.h (compute_inline_parameters): Return void.
5355 * ipa-inline.c (compute_inline_parameters): Adjust.
5357 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5361 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
5363 * cfgexpand.c (estimated_stack_frame_size): Likewise.
5364 * ipa-inline.c (compute_inline_parameters): Adjust.
5366 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5370 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
5371 Adjust all users. Pass FN to...
5372 * tree-flow-inline.h (first_referenced_var): ... this. Add
5374 * ipa-struct-reorg.c: Adjust.
5375 * tree-dfa.c: Adjust.
5376 * tree-into-ssa.c: Adjust.
5377 * tree-sra.c: Adjust.
5378 * tree-ssa-alias.c: Adjust.
5379 * tree-ssa-live.c: Adjust.
5380 * tree-ssa.c: Adjust.
5381 * tree-ssanames.c: Adjust.
5382 * tree-tailcall.c: Adjust.
5384 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
5388 * tree-flow.h (referenced_var_lookup): Add fn parameter.
5390 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
5391 * tree-flow-inline.h: Adjust.
5392 * gimple-pretty-print.c: Adjust.
5393 * tree-into-ssa.c: Adjust.
5394 * tree-ssa.c: Adjust.
5395 * cfgexpand.c: Adjust.
5397 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5399 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
5400 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5401 (EXTRA_CONSTRAINT): Delete.
5402 * config/iq2000/constraints.md: New file.
5403 * config/iq2000/iq2000.md: Include it.
5404 (define_insn ""): Delete.
5405 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
5406 unsupported constraint letters from patterns.
5407 (call_value, call_value_internal1): Likewise.
5408 (call_value_multiple_internal1): Likewise.
5410 2011-02-15 Nick Clifton <nickc@redhat.com>
5412 * config/mn10300/mn10300.c: Include tm-constrs.h.
5413 (struct liw_data): New data structure describing an LIW candidate
5415 (extract_bundle): Use struct liw_data. Allow small integer
5416 operands for some instructions.
5417 (check_liw_constraints): Use struct liw_data. Remove swapped
5418 parameter. Add comments describing the checks. Fix bug when
5419 assigning the source of liw1 to the source of liw2.
5420 (liw_candidate): Delete. Code moved into extract_bundle.
5421 (mn10300_bundle_liw): Use struct liw_data. Check constraints
5423 * config/mn10300/predicates.md (liw_operand): New predicate.
5424 Allows registers and small integer constants.
5425 * config/mn10300/constraints.md (O): New constraint. Accetps
5426 integers in the range -8 to +7 inclusive.
5427 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
5428 for moving a small integer into a register. Give this alternative
5430 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
5431 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
5432 using the J,K,L and M constraints,
5433 (liw): Remove SI mode on second operands to allow for HI and QI
5435 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
5438 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
5441 * combine.c (cant_combine_insn_p): Check zero/sign extended
5444 2011-02-15 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/47743
5447 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
5448 for a non-type-compatible VN lookup bail out.
5450 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5452 * config/fr30/constraints.md: New file.
5453 * config/fr30/fr30.md: Include it.
5454 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
5455 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5456 (EXTRA_CONSTRAINT): Delete.
5458 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
5460 * config/frv/constraints.md: New file.
5461 * config/frv/predicates.md: Include it.
5462 * config/frv/frv.c (reg_class_from_letter): Delete.
5463 (frv_option_override): Don't initialize it.
5464 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
5465 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
5466 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
5467 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
5468 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
5469 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5470 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
5471 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
5472 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
5473 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
5474 (REG_CLASS_FROM_CONSTRAINT): Delete.
5476 2011-02-15 Jakub Jelinek <jakub@redhat.com>
5479 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
5480 if frame size is 0 in a leaf function.
5482 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5485 * config/alpha/host-osf.c: New file.
5486 * config/alpha/x-osf: New file.
5487 * config.host (alpha*-dec-osf*): Use it.
5489 2011-02-14 Anatoly Sokolov <aesok@post.ru>
5491 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
5492 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
5493 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
5494 (rx_mode_dependent_address_p): ...this. Make static. Change argument
5496 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5498 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5500 * config/stormy16/constraints.md: New file.
5501 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
5502 Use satisfies_constraint_Q and satisfies_constraint_R.
5503 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
5505 (xstormy16_legitiamte_address_p): Declare.
5506 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
5507 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5508 (EXTRA_CONSTRAINT): Delete.
5509 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5511 (xstormy16_extra_constraint_p): Delete.
5513 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
5515 PR tree-optimization/46494
5516 * loop-unroll.c (split_edge_and_insert): Adjust comment.
5517 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
5518 (pass_rtl_loop_done): Add TODO_verify_flow.
5519 * fwprop.c (pass_rtl_fwprop): Likewise.
5520 * modulo-sched.c (pass_sms): Likewise.
5521 * tree-ssa-dom.c (pass_dominator): Likewise.
5522 * tree-ssa-loop-ch.c (pass_ch): Likewise.
5523 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
5524 (pass_tree_loop_done): Likewise.
5525 * tree-ssa-pre.c (execute_pre): Likewise.
5526 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5527 * tree-ssa-sink.c (pass_sink_code): Likewise.
5528 * tree-vrp.c (pass_vrp): Likewise.
5530 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5532 * config/v850/constraints.md: New file.
5533 * config/v850/v850.md: Include it.
5534 * config/v850/predicates.md (reg_or_0_operand): Use
5535 satisfies_constraint_G.
5536 (special_symbolref_operand): Use satisfies_constraint_K.
5537 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
5538 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
5539 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
5540 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
5541 (EXTRA_CONSTRAINT): Delete.
5542 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
5543 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
5544 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
5546 2011-02-14 Anatoly Sokolov <aesok@post.ru>
5549 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
5552 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
5554 * config/mcore/constraints.md: New file.
5555 * config/mcore/mcore.md: Include it.
5556 * config/mcore/mcore.c (reg_class_from_letter): Delete.
5557 * config/mcore/mcore.h (reg_class_from_letter): Delete.
5558 (REG_CLASS_FROM_LETTER): Delete.
5559 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
5560 insn_const_int_ok_for_constraint.
5561 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
5562 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
5563 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5564 (EXTRA_CONSTRAINT): Delete.
5566 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5569 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
5570 (IS_SIGHANDLER): Define.
5571 (sparc64_is_sighandler): New function, split off from
5572 sparc64_fallback_frame_state.
5573 (sparc_is_sighandler): New function, split off from
5574 sparc_fallback_frame_state.
5575 (sparc64_fallback_frame_state): Merge with ...
5576 (sparc_fallback_frame_state): ... this into ...
5577 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
5578 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
5579 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
5580 stack instead of hardcoded offsets.
5582 2011-02-14 Andriy Gapon <avg@freebsd.org>
5585 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
5587 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5589 * configure: Regenerate.
5591 2011-02-12 Joseph Myers <joseph@codesourcery.com>
5594 * gcc.c (asm_options): Correct spec matching --target-help.
5596 2011-02-12 Martin Jambor <mjambor@suse.cz>
5598 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
5599 to gimple call error.
5601 2011-02-12 Mike Stump <mikestump@comcast.net>
5603 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
5604 comments in backslash regions.
5606 2011-02-12 Mike Stump <mikestump@comcast.net>
5607 Jakub Jelinek <jakub@redhat.com>
5608 Iain Sandoe <iains@gcc.gnu.org>
5611 * dwarf2out.c (output_cfa_loc): When required, apply the
5612 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
5613 (output_loc_sequence): Likewise.
5614 (output_loc_operands_raw): Likewise.
5615 (output_loc_sequence_raw): Likewise.
5616 (output_cfa_loc): Likewise.
5617 (output_loc_list): Suppress register number adjustment when
5618 calling output_loc_sequence()
5619 (output_die): Likewise.
5621 2011-02-12 Anatoly Sokolov <aesok@post.ru>
5623 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
5625 * config/xtensa/xtensa.c (xtensa_register_move_cost,
5626 xtensa_memory_move_cost): New functions.
5627 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
5629 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
5632 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
5633 in the current directory.
5634 * configure: Rebuilt.
5636 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
5638 * config/darwin.c (darwin_override_options): Add a hunk missed
5639 from the commit of r168571. Trim comment line lengths and
5640 correct indents of the preceding block.
5642 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
5644 * gcc.c (driver_handle_option): Concatenate the argument to -F with
5647 2011-02-11 Joseph Myers <joseph@codesourcery.com>
5649 * common.opt (nostartfiles): New Driver option.
5651 2011-02-11 Xinliang David Li <davidxl@google.com>
5653 PR tree-optimization/47707
5654 * tree-chrec.c (convert_affine_scev): Keep type precision.
5656 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
5658 PR tree-optimization/47420
5659 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
5661 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
5663 PR rtl-optimization/47614
5664 * rtl.h (check_for_inc_dec): Declare.
5665 * dse.c (check_for_inc_dec): Externalize...
5666 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
5667 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
5669 2011-02-11 Joseph Myers <joseph@codesourcery.com>
5672 * gcc.c (main): Do not compile inputs if there were errors in
5674 * opts-common.c (read_cmdline_option): Check for wrong language
5675 after other error checks.
5677 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
5679 * cgraph.c: Fix comment typos.
5680 * cgraph.h: Likewise.
5681 * cgraphunit.c: Likewise.
5682 * ipa-cp.c: Likewise.
5683 * ipa-inline.c: Likewise.
5684 * ipa-prop.c: Likewise.
5685 * ipa-pure-const.c: Likewise.
5686 * ipa-ref.c: Likewise.
5687 * ipa-reference.c: Likewise.
5689 2011-02-11 Jakub Jelinek <jakub@redhat.com>
5692 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
5694 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5697 * doc/sourcebuild.texi (Require Support): Document
5698 dg-require-ascii-locale.
5700 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
5702 * doc/lto.texi (Write summary): Fix missing parentheses.
5704 2011-02-10 DJ Delorie <dj@redhat.com>
5706 * config/m32c/m32c.c (m32c_option_override): Disable
5707 -fcombine-stack-adjustments until flag value tracking and compare
5708 optimization can be rewritten.
5710 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
5712 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
5714 (PROCESSOR_DEFAULT64): Likewise.
5716 2011-02-10 Richard Henderson <rth@redhat.com>
5718 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
5719 change from 2011-02-03.
5720 * config/rx/rx.c (flags_from_code): Likewise.
5721 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
5722 is valid, n/pz otherwise.
5723 (rx_select_cc_mode): Return CCmode if Y is not zero.
5725 2011-02-10 Richard Guenther <rguenther@suse.de>
5727 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
5729 2011-02-10 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/47677
5732 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
5734 2011-02-10 Jakub Jelinek <jakub@redhat.com>
5737 * combine.c (make_compound_operation): Only change shifts into
5738 multiplication for SCALAR_INT_MODE_P.
5740 2011-02-10 Jie Zhang <jie@codesourcery.com>
5744 2011-02-05 Jie Zhang <jie@codesourcery.com>
5746 * web.c (entry_register): Don't clobber the number of the
5747 first uninitialized reference in used[].
5749 2011-02-09 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/47664
5752 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
5755 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
5759 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
5761 (PROCESSOR_DEFAULT64): Same.
5762 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
5764 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5766 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
5768 2011-02-09 Martin Jambor <mjambor@suse.cz>
5771 * tree-sra.c (struct access): New flags grp_scalar_read and
5772 grp_scalar_write. Changed description of assignment read and write
5774 (dump_access): Dump new flags, reorder all of them.
5775 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
5776 to detect multiple scalar reads.
5777 (analyze_access_subtree): Use the new scalar read write flags instead
5778 of the old flags. Adjusted comments.
5780 2011-02-08 DJ Delorie <dj@redhat.com>
5783 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
5786 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5788 * config/m68k/uclinux.opt: New.
5789 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
5791 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5793 * config/cris/elf.opt (sim): New Driver option.
5795 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5797 * config/xtensa/elf.opt: New.
5798 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
5800 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5802 * config/vax/elf.opt: New.
5803 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
5805 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5807 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
5809 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5811 * config/gnu-user.opt: New.
5812 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
5813 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
5814 *-*-uclinux*): Use gnu-user.opt.
5816 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
5818 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
5819 * config/i386/gnu.h (CPP_SPEC): Likewise.
5821 2011-02-08 Ian Lance Taylor <iant@google.com>
5823 * common.opt (fcx-limited-range): Add SetByCombined flag.
5824 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
5825 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
5826 (fassociative-math, freciprocal-math): Likewise.
5827 (funsafe-math-optimizations): Likewise.
5828 * opth-gen.awk: Handle SetByCombined.
5829 * optc-gen.awk: Likewise.
5830 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
5831 (set_unsafe_math_optimizations_flags): Likewise.
5832 * doc/options.texi (Option properties): Document SetByCombined.
5834 2011-02-08 Joseph Myers <joseph@codesourcery.com>
5836 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
5837 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
5838 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
5839 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
5840 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
5842 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
5844 PR tree-optimization/46834
5845 PR tree-optimization/46994
5846 PR tree-optimization/46995
5847 * graphite-sese-to-poly.c (used_outside_reduction): New.
5848 (detect_commutative_reduction): Call used_outside_reduction.
5849 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
5850 translate_scalar_reduction_to_array only when at least one
5851 loop-phi/close-phi tuple has been detected.
5853 2011-02-08 Richard Guenther <rguenther@suse.de>
5856 * tree-vect-generic.c (expand_vector_operations_1): Update
5858 (expand_vector_operations): ... not here. Cleanup EH info
5859 and the CFG if required.
5861 2011-02-08 Richard Guenther <rguenther@suse.de>
5863 PR tree-optimization/47641
5864 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
5865 require type compatibility.
5867 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5869 * gimple-low.c (lower_function_body): Don't remove the location of
5870 the return statement here.
5871 (lower_gimple_return): Do it here instead but only if the return
5872 statement is actually used twice.
5874 2011-02-08 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/47632
5877 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
5878 unused up_to_stmt parameter, return whether cfg-cleanup is
5879 necessary, remove EH info properly.
5880 (forward_propagate_into_gimple_cond): Adjust caller.
5881 (forward_propagate_into_cond): Likewise.
5882 (forward_propagate_comparison): Likewise.
5883 (tree_ssa_forward_propagate_single_use_vars): Make
5884 forward_propagate_comparison case similar to the two others.
5886 2011-02-08 Nick Clifton <nickc@redhat.com>
5888 * config/mn10300/mn10300.opt (mliw): New command line option.
5889 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
5890 (liw_bundling): New automaton.
5891 (liw): New attribute.
5892 (liw_op): New attribute.
5893 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
5894 (movsi_internal): Add LIW attributes.
5898 (addsi3): Separate register and immediate alternatives.
5903 (lshrsi3): Likewise.
5904 (ashrsi3): Likewise.
5906 * config/mn10300/mn10300.c (liw_op_names): New
5907 (mn10300_print_operand): Handle 'W' operand descriptor.
5908 (extract_bundle): New function.
5909 (check_liw_constraints): New function.
5910 (liw_candidate): New function.
5911 (mn10300_bundle_liw): New function.
5912 (mn10300_reorg): New function.
5913 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5914 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
5915 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
5916 __LIW__ or __NO_LIW__.
5917 * doc/invoke.texi: Describe the -mliw command line option.
5919 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5921 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
5922 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
5923 pthread_mutex_unlock): Remove.
5924 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
5925 * config/pa/t-pa64: Likewise.
5926 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
5927 shared libc if not linking against libpthread.
5928 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
5930 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
5933 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
5934 on 10.6 and later to ensure that we always use the unwinder from
5935 the system. Only add -no_compact_unwind when tarteting darwin
5938 2011-02-07 Steve Ellcey <sje@cup.hp.com>
5941 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
5942 (vec_interleave_lowv2sf): Ditto.
5943 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
5944 (vec_extract_oddv2sf): Ditto.
5946 2011-02-07 Mike Stump <mikestump@comcast.net>
5949 Add __ieee_divdc3 entry point.
5950 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
5952 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
5953 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
5954 * config/darwin.c (darwin_rename_builtins): Add.
5955 * config/darwin-protos.h (darwin_rename_builtins): Add.
5957 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5960 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
5963 2011-02-07 Mike Stump <mikestump@comcast.net>
5965 * config/darwin.opt (mmacosx-version-min): Update default OS version.
5967 2011-02-07 Denis Chertykov <chertykov@gmail.com>
5970 * config/avr/libgcc.S (exit): Move .endfunc
5972 2011-02-07 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/47615
5975 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
5976 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
5977 (run_scc_vn): Initialize it.
5978 (visit_reference_op_load): Use it.
5979 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
5981 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5983 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
5984 DImode trapping arithmetic libfuncs.
5986 2011-02-07 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/47621
5989 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
5991 (execute_update_addresses_taken): ... here. Make it more
5992 conservative in what we accept.
5994 2011-02-06 Joseph Myers <joseph@codesourcery.com>
5996 * config/sparc/freebsd.h (ASM_SPEC): Define.
5997 * config/sparc/vxworks.h (ASM_SPEC): Define.
5999 2011-02-06 Joseph Myers <joseph@codesourcery.com>
6001 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
6003 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
6005 * doc/invoke.texi: Remove reference to compiler internals from
6008 * reg-notes.def: Remove REG_VALUE_PROFILE.
6009 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
6011 2011-02-05 Jakub Jelinek <jakub@redhat.com>
6014 * varasm.c (default_section_type_flags): If decl is NULL,
6015 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
6017 2011-02-05 Jie Zhang <jie@codesourcery.com>
6020 * web.c (entry_register): Don't clobber the number of the
6021 first uninitialized reference in used[].
6023 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
6025 PR tree-optimization/46194
6026 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
6027 (build_classic_dist_vector_1): Do not represent classic distance
6028 vectors when the access functions are variating in different loops.
6030 2011-02-04 Joseph Myers <joseph@codesourcery.com>
6032 * config/mips/iris6.opt: New.
6033 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
6035 2011-02-04 Richard Henderson <rth@redhat.com>
6036 Steve Ellcey <sje@cup.hp.com>
6039 * config/ia64/predicates.md (mux1_brcst_element): New.
6040 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
6041 * config/ia64/ia64.c (ia64_unpack_assemble): New.
6042 (ia64_unpack_sign): New.
6043 (ia64_expand_unpack): Rewrite using new routines.
6044 (ia64_expand_widen_sum): Ditto.
6045 (ia64_expand_dot_prod_v8qi): Ditto.
6046 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
6047 routines, add endian check.
6048 (pmpy2_even): Rename from pmpy2_r, add endian check.
6049 (pmpy2_odd): Rename from pmpy2_l, add endian check.
6050 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
6051 (vec_widen_smult_hi_v4hi): Ditto.
6052 (vec_widen_umult_lo_v4hi): Ditto.
6053 (vec_widen_umult_hi_v4hi): Ditto.
6054 (mulv2si3): Change endian checks.
6055 (sdot_prodv4hi): Rewrite with new calls.
6056 (udot_prodv4hi): New.
6057 (vec_pack_ssat_v4hi): Add endian check.
6058 (vec_pack_usat_v4hi): Ditto.
6059 (vec_pack_ssat_v2si): Ditto.
6060 (max1_even): Rename from max1_r, add endian check.
6061 (max1_odd): Rename from max1_l, add endian check.
6062 (*mux1_rev): Format change.
6064 (*mux1_shuf): Ditto.
6066 (*mux1_brcst_v8qi): Use new predicate.
6067 (vec_extract_evenv8qi): Remove endian check.
6068 (vec_extract_oddv8qi): Ditto.
6069 (vec_interleave_lowv4hi): Format change.
6070 (vec_interleave_highv4hi): Ditto.
6071 (mix2_even): Rename from mix2_r, add endian check.
6072 (mix2_odd): Rename from mux2_l, add endian check.
6073 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
6074 (vec_extract_evenodd_helper): Format change.
6075 (vec_extract_evenv4hi): Remove endian check.
6076 (vec_extract_oddv4hi): Remove endian check.
6077 (vec_interleave_lowv2si): Format change.
6078 (vec_interleave_highv2si): Format change.
6079 (vec_initv2si): Remove endian check.
6080 (vecinit_v2si): Add endian check.
6081 (reduc_splus_v2sf): Add endian check.
6082 (reduc_smax_v2sf): Ditto.
6083 (reduc_smin_v2sf): Ditto.
6084 (vec_initv2sf): Remove endian check.
6085 (fpack): Add endian check.
6086 (fswap): Add endian check.
6087 (vec_interleave_highv2sf): Add endian check.
6088 (vec_interleave_lowv2sf): Add endian check.
6089 (fmix_lr): Add endian check.
6090 (vec_setv2sf): Format change.
6091 (*vec_extractv2sf_0_be): Use shift to extract operand.
6092 (*vec_extractv2sf_1_be): New.
6093 (vec_pack_trunc_v4hi): Add endian check.
6094 (vec_pack_trunc_v2si): Format change.
6096 2011-02-04 Jakub Jelinek <jakub@redhat.com>
6099 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
6100 do bb, locus and block comparison and disallow loads if it is not set.
6101 (stmt_is_replaceable_p): New function.
6102 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
6104 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
6105 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
6107 * tree-flow.h (stmt_is_replaceable_p): New prototype.
6109 2011-02-04 Joseph Myers <joseph@codesourcery.com>
6111 * config/rs6000/xilinx.opt: New.
6112 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
6114 2011-02-04 Joseph Myers <joseph@codesourcery.com>
6116 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
6118 2011-02-03 Anatoly Sokolov <aesok@post.ru>
6120 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
6121 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
6122 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
6123 secondary_reload_info, xtensa_secondary_reload): Remove.
6124 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
6125 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
6126 (xtensa_preferred_reload_class): Make static. Change return and
6127 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
6128 Use CONST_DOUBLE_P predicate.
6129 (xtensa_preferred_output_reload_class): New function.
6130 (xtensa_secondary_reload): Make static.
6132 2011-02-03 Joseph Myers <joseph@codesourcery.com>
6134 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
6135 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
6136 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
6138 2011-02-03 Jakub Jelinek <jakub@redhat.com>
6141 * output.h (SECTION_RELRO): Define.
6142 (SECTION_MACH_DEP): Adjust.
6143 (get_variable_section): New prototype.
6144 * varpool.c (varpool_finalize_named_section_flags): New function.
6145 (varpool_assemble_pending_decls): Call it.
6146 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
6147 * cgraphunit.c (cgraph_output_in_order): Call
6148 varpool_finalize_named_section_flags.
6149 * varasm.c (get_section): Allow section flags conflicts between
6150 relro and read-only sections if the section hasn't been declared yet.
6151 Set SECTION_OVERRIDE after diagnosing section type conflict.
6152 (get_variable_section): No longer static.
6153 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
6154 readonly sections that need relocations.
6155 (decl_readonly_section_1): New function.
6156 (decl_readonly_section): Use it.
6159 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
6160 Steve Ellcey <sje@cup.hp.com>
6163 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
6164 if section attribute used.
6166 2011-02-03 Jakub Jelinek <jakub@redhat.com>
6168 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
6169 * config/darwin.c (SECTION_NO_ANCHOR): Define.
6170 (darwin_init_sections): Remove assertion.
6172 2011-02-03 Nick Clifton <nickc@redhat.com>
6174 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
6176 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
6177 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
6178 instead of "n" and "pz".
6179 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
6182 2011-02-03 Jakub Jelinek <jakub@redhat.com>
6185 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
6186 fma, expand FMA_EXPR as fma{,f,l} call.
6189 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
6190 copy them into a unsigned char variable and pass address of it to
6191 lto_output_data_stream.
6194 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
6195 around backend_init_target and lang_dependent_init_target calls.
6196 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
6197 (verify_cgraph_node): Don't call set_cfun here. Use
6198 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
6199 Set error_found for incorrectly represented calls to thunks.
6201 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
6204 PR rtl-optimization/43494
6205 * rtl.h (for_each_inc_dec_fn): New type.
6206 (for_each_inc_dec): Declare.
6207 * rtlanal.c (struct for_each_inc_dec_ops): New type.
6208 (for_each_inc_dec_find_inc_dec): New fn.
6209 (for_each_inc_dec_find_mem): New fn.
6210 (for_each_inc_dec): New fn.
6211 * dse.c (struct insn_size): Remove.
6212 (replace_inc_dec, replace_inc_dec_mem): Remove.
6213 (emit_inc_dec_insn_before): New fn.
6214 (check_for_inc_dec): Use it, along with for_each_inc_dec.
6215 (canon_address): Pass mem modes to cselib_lookup.
6216 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
6217 (cselib_lookup_from_insn): Likewise.
6218 (cselib_subst_to_values): Likewise.
6219 * cselib.c (find_slot_memmode): New var.
6220 (cselib_find_slot): New fn. Use it instead of
6221 htab_find_slot_with_hash everywhere.
6222 (entry_and_rtx_equal_p): Use find_slot_memmode.
6223 (autoinc_split): New fn.
6224 (rtx_equal_for_cselib_p): Rename and implement in terms of...
6225 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
6226 Deal with autoinc. Special-case recursion into MEMs.
6227 (cselib_hash_rtx): Likewise.
6228 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
6229 address and MEM modes.
6230 (cselib_subst_to_values): Add memmode, pass it on.
6232 (cselib_lookup): Add memmode argument, pass it on.
6233 (cselib_lookup_from_insn): Add memmode.
6234 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
6235 (struct cselib_record_autoinc_data): New.
6236 (cselib_record_autoinc_cb): New fn.
6237 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
6238 mode to cselib_lookup. Reset autoinced REGs here instead of...
6239 (cselib_process_insn): ... here.
6240 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
6242 (add_uses): Likewise, also to cselib_subst_to_values.
6243 (add_stores): Likewise.
6244 * sched-deps.c (add_insn_mem_dependence): Pass mode to
6245 cselib_subst_to_values.
6246 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
6247 * gcse.c (do_local_cprop): Adjusted.
6248 * postreload.c (reload_cse_simplify_set): Adjusted.
6249 (reload_cse_simplify_operands): Adjusted.
6250 * sel-sched-dump (debug_mem_addr_value): Pass mode.
6252 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
6254 PR tree-optimization/45122
6255 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
6256 unsafe assumptions when there's more than one loop exit.
6258 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6261 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
6262 Document using vector double with the load/store builtins, and
6263 that the load/store builtins always use Altivec instructions.
6265 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
6266 to use altivec memory instructions, even on VSX.
6267 (vector_altivec_store_<mode>): Ditto.
6269 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
6272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6273 V2DF, V2DI support to load/store overloaded builtins.
6275 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
6276 altivec load/store builtins for V2DF/V2DI types.
6278 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6279 set avoid indexed addresses on power6 if -maltivec.
6280 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
6281 vector_altivec_load/vector_altivec_store builtins.
6282 (altivec_expand_st_builtin): Ditto.
6283 (altivec_expand_builtin): Add VSX memory builtins.
6284 (rs6000_init_builtins): Add V2DI types to internal types.
6285 (altivec_init_builtins): Add support for V2DF/V2DI altivec
6286 load/store builtins.
6287 (rs6000_address_for_altivec): Insure memory address is appropriate
6290 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
6291 vec_vsx_ld and vec_vsx_st.
6292 (vsx_store_<mode>): Ditto.
6294 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
6295 variables to hold long long types for VSX vector memory builtins.
6296 (RS6000_BTI_unsigned_long_long): Ditto.
6297 (long_long_integer_type_internal_node): Ditti.
6298 (long_long_unsigned_type_internal_node): Ditti.
6300 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
6301 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
6302 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
6304 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
6306 (vec_vsx_st): Ditto.
6308 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6310 * config/pa/pa-hpux10.opt: New.
6311 * config/hpux11.opt (pthread): New Driver option.
6312 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
6313 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
6315 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6317 * config/ia64/vms.opt: New.
6318 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
6320 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6323 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
6324 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
6325 generator functions.
6326 (vsx_floatuns<VSi><mode>2): Ditto.
6327 (vsx_fix_trunc<mode><VSi>2): Ditto.
6328 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
6330 2011-02-02 Joseph Myers <joseph@codesourcery.com>
6332 * config/i386/djgpp.opt (posix): New Driver option.
6334 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6336 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
6337 Move to the unsupported targets list.
6339 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
6341 PR rtl-optimization/47525
6342 * df-scan.c: Update copyright years.
6343 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
6344 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
6346 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6348 * config/i386/sysv4.h (TARGET_VERSION): Remove.
6349 (SUBTARGET_RETURN_IN_MEMORY): Remove.
6350 (ASM_OUTPUT_ASCII): Remove.
6351 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
6353 2011-02-02 Jeff Law <law@redhat.com>
6356 * reload.c (find_reloads_address): Handle reg+d address where both
6357 components are invalid by reloading the entire address.
6359 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
6360 Richard Guenther <rguenther@suse.de>
6362 PR tree-optimization/40979
6364 * passes.c (init_optimization_passes): After LIM call copy_prop
6365 and DCE to clean up.
6366 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
6368 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
6370 PR tree-optimization/47576
6371 PR tree-optimization/47555
6372 * doc/invoke.texi (scev-max-expr-complexity): Documented.
6373 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
6374 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
6375 * tree-scalar-evolution.c (follow_ssa_edge): Use
6376 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
6378 2011-02-02 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/47566
6381 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
6383 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
6387 * tree-inline.c (declare_return_variable): Remove unused caller
6392 * tree-flow-inline.h (clear_is_used, is_used_p): New.
6393 * cfgexpand.c (account_used_vars_for_block): Use them.
6394 * tree-nrv.c (tree_nrv): Likewise.
6395 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
6396 (dump_scope_block): Likewise.
6397 (remove_unused_locals): Likewise.
6401 * tree-inline.c (declare_return_variable): Add result decl to
6402 local decls only once.
6403 * gimple-low.c (record_vars_into): Mark newly-created variables
6406 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
6412 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6414 (no_real_insns_p, schedule_block, set_priorities): Drop special
6415 treatment of boundary debug insns.
6416 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6417 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
6418 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6419 (BOUNDARY_DEBUG_INSN_P): Likewise.
6420 (SCHEDULE_DEBUG_INSN_P): Likewise.
6421 * sched-rgn.c (init_ready_list): Drop special treatment of
6422 boundary debug insns.
6423 * final.c (rest_of_clean_state): Clear notes' BB.
6425 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6427 * config/openbsd.opt (assert=): New Driver option.
6429 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6431 * config/i386/nto.opt: New.
6432 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
6434 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6436 * config/i386/netware.opt: New.
6437 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
6439 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6441 * config/interix.opt (posix): New Driver option.
6443 2011-02-01 DJ Delorie <dj@redhat.com>
6445 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
6447 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
6450 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
6452 PR tree-optimization/47561
6453 * toplev.c (process_options): Print the Graphite flags. Add
6454 flag_loop_flatten to the list of options requiring Graphite.
6456 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6458 * config/i386/cygming.opt (posix): New Driver option.
6460 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6462 * config/arm/vxworks.opt: New.
6463 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
6465 2011-02-01 Joseph Myers <joseph@codesourcery.com>
6467 * config/alpha/elf.opt: New.
6468 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
6469 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
6471 2011-02-01 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/47559
6474 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
6475 store-motion on references that can throw.
6477 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
6479 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
6480 * tree-pass.h (TDF_CSELIB): New macro.
6481 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
6482 cselib_lookup): Check for it rather than for TDF_DETAILS.
6484 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
6487 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
6490 * opts.c (finish_options): Don't add x_aux_base_name if it is
6493 2011-02-01 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/47555
6497 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
6499 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
6501 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
6504 * config/lm32/t-lm32: Add multilib for all CPU options.
6506 2011-02-01 Richard Guenther <rguenther@suse.de>
6508 PR tree-optimization/47541
6509 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
6510 sure to have a field at offset zero.
6512 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6514 * config/arc/arc.opt (EB, EL): New Driver options.
6516 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6518 * config/alpha/osf5.opt: New.
6519 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
6521 2011-01-31 Joseph Myers <joseph@codesourcery.com>
6523 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
6525 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
6527 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
6529 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
6530 is an alias of -floop-interchange and that it requires the
6531 Graphite infrastructure.
6532 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
6533 flag_loop_interchange based on the value of flag_tree_loop_linear.
6535 2011-01-31 Jakub Jelinek <jakub@redhat.com>
6536 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/47538
6539 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
6540 type instead of r1type, except for comparisons. For right
6541 shifts and comparisons punt if there are mismatches in
6542 sizetype vs. non-sizetype types.
6544 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6546 * doc/sourcebuild.texi (Effective-Target Keywords): Document
6549 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6551 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
6553 * configure: Regenerate.
6555 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6557 * configure.ac (gcc_cv_ld_static_option): Define.
6558 (gcc_cv_ld_dynamic_option): Define.
6559 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
6561 (HAVE_LD_STATIC_DYNAMIC): Update message.
6562 (LD_STATIC_OPTION): Define.
6563 (LD_DYNAMIC_OPTION): Define.
6564 * configure: Regenerate.
6565 * config.in: Regenerate.
6566 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
6567 HAVE_LD_STATIC_DYNAMIC]: Use them.
6569 2011-01-31 Nick Clifton <nickc@redhat.com>
6571 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
6572 registers inside interrupt handlers if the handler is not a leaf
6575 2011-01-31 Nick Clifton <nickc@redhat.com>
6577 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
6578 reg_renumber returning an INVALID_REGNUM.
6580 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
6583 * doc/install.texi: Document host options discarded when cross
6584 configuring target libraries.
6586 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
6589 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
6592 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6594 (no_real_insns_p, schedule_block, set_priorities): Drop special
6595 treatment of boundary debug insns.
6596 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6597 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
6598 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6599 (BOUNDARY_DEBUG_INSN_P): Likewise.
6600 (SCHEDULE_DEBUG_INSN_P): Likewise.
6601 * sched-rgn.c (init_ready_list): Drop special treatment of
6602 boundary debug insns.
6603 * final.c (rest_of_clean-state): Clear notes' BB.
6605 2011-01-31 Alan Modra <amodra@gmail.com>
6607 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
6608 toc relative expressions as we do in print_operand_address.
6610 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
6612 * doc/extend.texi: Follow spelling conventions.
6613 * doc/invoke.texi: Fix a typo.
6615 2011-01-30 Joseph Myers <joseph@codesourcery.com>
6617 * config/hpux11.opt: New.
6618 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
6619 ia64*-*-hpux*): Use hpux11.opt.
6621 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
6623 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
6626 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6628 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
6631 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6633 * doc/install.texi (Binaries): Remove outdated reference for
6634 Motorola 68HC11/68HC12 downloads.
6636 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
6638 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
6641 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
6644 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
6647 2011-01-28 Ahmad Sharif <asharif@google.com>
6649 * value-prof.c (check_counter): Corrected error message.
6651 2011-01-29 Jie Zhang <jie@codesourcery.com>
6653 * config/arm/arm.c (arm_legitimize_reload_address): New.
6654 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6655 arm_legitimize_reload_address.
6656 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
6658 2011-01-28 Ian Lance Taylor <iant@google.com>
6660 * godump.c (go_define): Ignore macros whose definitions include
6661 two adjacent operands.
6663 2011-01-28 Jakub Jelinek <jakub@redhat.com>
6666 * varasm.c (force_const_mem): Store copy of x in desc->constant
6667 instead of x itself.
6668 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
6669 itself into REG_EQUAL note.
6671 2011-01-28 Joseph Myers <joseph@codesourcery.com>
6673 * config/freebsd.opt (posix, rdynamic): New Driver options.
6675 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6677 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
6679 * configure: Regenerate.
6681 2011-01-27 Joseph Myers <joseph@codesourcery.com>
6683 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
6684 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
6686 2011-01-27 Anatoly Sokolov <aesok@post.ru>
6688 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
6689 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
6690 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
6691 (s390_preferred_reload_class): Make static. Change return and
6692 'rclass' argument type to reg_class_t.
6694 2011-01-27 Jan Hubicka <jh@suse.cz>
6697 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
6698 (process_function_and_variable_attributes): Check defined weakrefs.
6700 2011-01-27 Martin Jambor <mjambor@suse.cz>
6702 PR tree-optimization/47228
6703 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
6704 build_ref_for_offset.
6706 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6708 * config/spu/spu-elf.h (ASM_SPEC): Remove.
6710 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
6712 PR rtl-optimization/46856
6713 * postreload.c (reload_combine_recognize_const_pattern): Do not
6714 separate cc0 setter and user on cc0 targets.
6716 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
6719 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
6720 passed a VOID_TYPE expression, immediately emit an error and
6721 return error_mark_node.
6723 2011-01-26 Jeff Law <law@redhat.com>
6725 PR rtl-optimization/47464
6726 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
6727 rather than may_trap_p as needed.
6729 2011-01-26 DJ Delorie <dj@redhat.com>
6731 PR rtl-optimization/46878
6732 * combine.c (insn_a_feeds_b): Check for the implicit cc0
6733 setter/user dependency as well.
6735 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
6737 PR rtl-optimization/44469
6738 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
6739 after removing trivially dead basic blocks.
6741 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6743 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
6744 * config/frv/frv.h (LINK_SPEC): Likewise.
6745 * config/i386/netware.h (LINK_SPEC): Likewise.
6746 * config/m68k/linux.h (ASM_SPEC): Likewise.
6747 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6748 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6749 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6750 * config/sparc/linux.h (ASM_SPEC): Likewise.
6751 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6752 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6754 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6756 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
6757 * config/frv/frv.h (ASM_SPEC): Likewise.
6758 * config/m68k/linux.h (ASM_SPEC): Likewise.
6759 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
6760 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
6761 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6762 * config/sparc/linux.h (ASM_SPEC): Likewise.
6763 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6764 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6766 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6768 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
6769 * config/frv/frv.h (LINK_SPEC): Likewise.
6770 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6772 2011-01-26 Joseph Myers <joseph@codesourcery.com>
6774 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
6775 * config/frv/frv.h (ASM_SPEC): Likewise.
6776 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
6777 * config/m68k/linux.h (ASM_SPEC): Likewise.
6778 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
6779 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
6780 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6781 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
6782 * config/sparc/linux.h (ASM_SPEC): Likewise.
6783 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6784 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
6785 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
6787 2011-01-26 Steve Ellcey <sje@cup.hp.com>
6790 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
6792 (vec_extract_evenodd_help): Ditto.
6793 (vec_extract_evenv4hi): Ditto.
6794 (vec_extract_oddv4hi): Ditto.
6795 (vec_interleave_lowv2si): Ditto.
6796 (vec_interleave_highv2si): Ditto.
6797 (vec_extract_evenv2si): Ditto.
6798 (vec_extract_oddv2si: Ditto.
6799 (vec_pack_trunc_v2si): Ditto.
6801 2011-01-22 Jan Hubicka <jh@suse.cz>
6804 * cgraph.h (cgraph_local_info): New field can_change_signature.
6805 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
6806 signature can change.
6807 (ipcp_estimate_growth): Call sequence simplify only if calle signature
6809 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
6810 (cgraph_function_versioning): We can not change signature of functions
6811 that don't allow that.
6812 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
6813 (lto_input_node): Likewise.
6814 * ipa-inline.c (compute_inline_parameters): Compute
6815 local.can_change_signature.
6816 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
6817 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
6818 functions that can not change signature.
6819 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
6820 init_cumulative_args): Do not use local calling conventions
6821 for functions that can not change signature.
6823 2011-01-22 Jan Hubicka <jh@suse.cz>
6825 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
6827 2011-01-26 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/47190
6830 * cgraphunit.c (process_common_attributes): New function.
6831 (process_function_and_variable_attributes): Use it.
6833 2011-01-26 Richard Guenther <rguenther@suse.de>
6836 * cgraphbuild.c (record_eh_tables): Record reference to personality
6839 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
6842 * sel-sched.c (moveup_expr): Don't let debug insns prevent
6843 non-debug insns from moving up.
6845 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
6848 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
6849 t-dlldir{,-x} fragment for build and add it to tmake_file.
6850 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6851 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
6852 * config/i386/t-dlldir: New file.
6853 (SHLIB_DLLDIR): Define.
6854 * config/i386/t-dlldir-x: New file.
6855 (SHLIB_DLLDIR): Define.
6856 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
6857 (SHLIB_INSTALL): Use it.
6859 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
6862 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
6863 lower bound of the allowed Thumb-2 coprocessor load/store
6864 index range to -256. Add explaining comment.
6866 2011-01-25 Ian Lance Taylor <iant@google.com>
6868 * godump.c (go_define): Improve lexing of macro expansion to only
6869 accept expressions which match Go spec.
6871 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
6874 * tree.c (handle_dll_attribute): Handle it.
6875 * doc/extend.texi (@item dllexport): Mention it.
6876 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
6878 2011-01-25 Ian Lance Taylor <iant@google.com>
6880 PR tree-optimization/26854
6881 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
6882 (decl_jump_unsafe): Move higher in file, with no other change.
6883 (bind): Set has_jump_unsafe_decl if appropriate.
6884 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
6885 (check_earlier_gotos): Likewise.
6886 (c_check_switch_jump_warnings): Likewise.
6888 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
6890 * doc/invoke.texi (Warning Options): Add missing hyphen.
6891 (-fprofile-dir): Minor grammatical fixes.
6892 (-fbranch-probabilities): Likewise.
6894 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
6898 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
6900 (no_real_insns_p, schedule_block, set_priorities): Drop special
6901 treatment of boundary debug insns.
6902 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
6903 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
6904 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
6905 (BOUNDARY_DEBUG_INSN_P): Likewise.
6906 (SCHEDULE_DEBUG_INSN_P): Likewise.
6907 * sched-rgn.c (init_ready_list): Drop special treatment of
6908 boundary debug insns.
6909 * final.c (rest_of_clean-state): Clear notes' BB.
6911 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
6913 * Makefile.in (LAMBDA_H): Removed.
6914 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
6915 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
6916 lambda-trans.o, and tree-loop-linear.o.
6917 (lto-symtab.o): Remove dependence on LAMBDA_H.
6918 (tree-loop-linear.o): Remove rule.
6919 (lambda-mat.o): Same.
6920 (lambda-trans.o): Same.
6921 (lambda-code.o): Same.
6922 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
6923 (tree-vect-slp.o): Same.
6924 * hwint.h (gcd): Moved here.
6925 (least_common_multiple): Same.
6926 * lambda-code.c: Removed.
6927 * lambda-mat.c: Removed.
6928 * lambda-trans.c: Removed.
6929 * lambda.h: Removed.
6930 * tree-loop-linear.c: Removed.
6931 * lto-symtab.c: Do not include lambda.h.
6932 * omega.c (gcd): Removed.
6933 * passes.c (init_optimization_passes): Remove pass_linear_transform.
6934 * tree-data-ref.c (print_lambda_vector): Moved here.
6935 (lambda_vector_copy): Same.
6936 (lambda_matrix_copy): Same.
6937 (lambda_matrix_id): Same.
6938 (lambda_vector_first_nz): Same.
6939 (lambda_matrix_row_add): Same.
6940 (lambda_matrix_row_exchange): Same.
6941 (lambda_vector_mult_const): Same.
6942 (lambda_vector_negate): Same.
6943 (lambda_matrix_row_negate): Same.
6944 (lambda_vector_equal): Same.
6945 (lambda_matrix_right_hermite): Same.
6946 * tree-data-ref.h: Do not include lambda.h.
6947 (lambda_vector): Moved here.
6948 (lambda_matrix): Same.
6949 (dependence_level): Same.
6950 (lambda_transform_legal_p): Removed declaration.
6951 (lambda_collect_parameters): Same.
6952 (lambda_compute_access_matrices): Same.
6953 (lambda_vector_gcd): Same.
6954 (lambda_vector_new): Same.
6955 (lambda_vector_clear): Same.
6956 (lambda_vector_lexico_pos): Same.
6957 (lambda_vector_zerop): Same.
6958 (lambda_matrix_new): Same.
6959 * tree-flow.h (least_common_multiple): Removed declaration.
6960 * tree-parloops.c (lambda_trans_matrix): Moved here.
6962 (LTM_ROWSIZE): Same.
6963 (LTM_COLSIZE): Same.
6964 (LTM_DENOMINATOR): Same.
6965 (lambda_trans_matrix_new): Same.
6966 (lambda_matrix_vector_mult): Same.
6967 (lambda_transform_legal_p): Same.
6968 * tree-pass.h (pass_linear_transform): Removed declaration.
6969 * tree-ssa-loop.c (tree_linear_transform): Removed.
6970 (gate_tree_linear_transform): Removed.
6971 (pass_linear_transform): Removed.
6972 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
6973 flag_loop_interchange.
6975 2011-01-25 Jakub Jelinek <jakub@redhat.com>
6977 PR tree-optimization/47265
6978 PR tree-optimization/47443
6979 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
6980 if name still has some uses.
6982 2011-01-25 Martin Jambor <mjambor@suse.cz>
6984 PR tree-optimization/47382
6985 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
6986 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
6988 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
6990 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
6991 sjlj_except_unwind_info.
6993 2011-01-25 Richard Guenther <rguenther@suse.de>
6995 PR tree-optimization/47426
6996 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
6997 visible functions results escape.
6999 2011-01-25 Jakub Jelinek <jakub@redhat.com>
7002 * config/arm/arm.c (any_sibcall_uses_r3): New function.
7003 (arm_get_frame_offsets): Use it.
7005 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7006 Jakub Jelinek <jakub@redhat.com>
7008 PR tree-optimization/47271
7009 * tree-if-conv.c (bb_postdominates_preds): New.
7010 (if_convertible_bb_p): Call bb_postdominates_preds.
7011 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
7012 (predicate_scalar_phi): Call bb_postdominates_preds.
7014 2011-01-25 Nick Clifton <nickc@redhat.com>
7016 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
7017 * config/rx/rx.c (rx_function_value): Likewise.
7018 (rx_promote_function_mode): Likewise.
7019 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
7020 in order to make it legitimate.
7021 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
7022 make sure that the first operand is the same as the result register.
7023 (addsi3_unspec): Delete.
7024 (subdi3): Do not accept immediate operands.
7025 (subdi3_internal): Likewise.
7027 2011-01-25 Jeff Law <law@redhat.com>
7029 PR rtl-optimization/37273
7030 * ira-costs.c (scan_one_insn): Detect constants living in memory and
7031 handle them like argument loads from stack slots. Do not double
7032 count memory for memory constants and argument loads from stack slots.
7034 2011-01-25 Jakub Jelinek <jakub@redhat.com>
7036 PR tree-optimization/47427
7037 PR tree-optimization/47428
7038 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7039 coalesce if the new root var would be TREE_READONLY.
7041 2011-01-25 Richard Guenther <rguenther@suse.de>
7044 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
7045 correct type for TBAA.
7047 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7049 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
7050 (close_phi_written_to_memory): Call for_each_index with
7051 dr_indices_valid_in_loop.
7053 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7055 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
7056 when it is initialized.
7058 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7060 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
7061 call to graphite_find_data_references_in_stmt.
7062 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
7063 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
7064 call to graphite_find_data_references_in_stmt.
7065 (analyze_drs_in_stmts): Same.
7066 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
7067 in which the scalar analysis of indices is performed.
7068 (create_data_ref): Same. Update call to dr_analyze_indices.
7069 (find_data_references_in_stmt): Update call to create_data_ref.
7070 (graphite_find_data_references_in_stmt): Same.
7071 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
7073 (create_data_ref): Same.
7074 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
7075 call to create_data_ref.
7077 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7079 * graphite-sese-to-poly.c (build_poly_scop): Move
7080 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
7082 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7084 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
7085 VAR_DECL, PARM_DECL, and RESULT_DECL.
7087 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7089 * graphite-dependences.c (reduction_dr_1): Allow several reductions
7091 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
7092 that have already been marked as PBB_IS_REDUCTION.
7094 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7096 * graphite-scop-detection.c (same_close_phi_node): New.
7097 (remove_duplicate_close_phi): New.
7098 (make_close_phi_nodes_unique): New.
7099 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
7101 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7103 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
7104 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
7105 of both data references to be the same.
7107 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7109 * graphite-dependences.c (build_lexicographical_constraint): Remove
7111 (build_lexicographical_constraint): Adjust call to
7112 ppl_powerset_is_empty.
7113 (dependence_polyhedron): Same.
7114 (graphite_legal_transform_dr): Same.
7115 (graphite_carried_dependence_level_k): Same.
7116 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
7118 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
7120 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7122 * graphite-sese-to-poly.c
7123 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
7124 (close_phi_written_to_memory): New.
7125 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
7128 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7130 * doc/install.texi: Update the expected version number of PPL to 0.11.
7131 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
7132 #if PPL_VERSION_MINOR < 11.
7134 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7136 * graphite-dependences.c: Include graphite-cloog-util.h.
7137 (new_poly_ddr): Inlined into dependence_polyhedron.
7138 (free_poly_ddr): Moved close by new_poly_ddr.
7139 (dependence_polyhedron_1): Renamed dependence_polyhedron.
7140 Early return NULL when ppl_powerset_is_empty returns true.
7141 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
7142 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
7143 (graphite_legal_transform_dr): Call new_poly_ddr.
7144 (graphite_carried_dependence_level_k): Same.
7145 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
7146 (dot_transformed_deps_stmt_1): Removed.
7147 (dot_deps_stmt_1): Call dot_deps_stmt_2.
7148 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
7149 (dot_deps_1): Call dot_deps_2.
7150 * Makefile.in (graphite-dependences.o): Add missing dependence on
7151 graphite-cloog-util.h.
7153 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7155 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
7156 (build_lexicographical_constraint): Same.
7157 (dependence_polyhedron_1): Same.
7158 (graphite_legal_transform_dr): Same.
7159 (graphite_carried_dependence_level_k): Same.
7160 * graphite-ppl.c (ppl_powerset_is_empty): New.
7161 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
7162 * tree-data-ref.c (dump_data_reference): Print the basic block index.
7164 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7166 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
7167 the "a followed by b" relation and document it.
7169 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7171 * graphite-dependences.c (build_lexicographical_constraint): Stop the
7172 iteration when the bag of constraints is empty.
7174 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7176 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
7178 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7180 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
7181 nest and two loop depths as parameters.
7182 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
7183 lst_perfect_nestify.
7185 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7187 * graphite-dependences.c (print_pddr): Call
7188 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
7190 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
7192 * graphite-ppl.c (debug_gmp_value): New.
7193 * graphite-ppl.h (debug_gmp_value): Declared.
7195 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
7197 * doc/install.texi: Document availability of cloog-0.16.
7199 2011-01-25 Vladimir Kargov <kargov@gmail.com>
7201 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
7202 invalid postdominance info.
7204 2011-01-24 Jan Hubicka <jh@suse.cz>
7207 * doc/extend.texi (weak pragma): Drop claim that it must
7208 appear before definition.
7209 * varasm.c (merge_weak, declare_weak): Only sanity check
7210 that DECL is not output at a time it is declared weak.
7212 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
7214 * machmode.def: Fixed comments.
7216 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
7218 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
7220 2011-01-24 Paul Koning <ni1d@arrl.net>
7222 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
7225 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
7228 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
7229 (block_info): Add scanned and prev.
7230 (move_or_delete_vzeroupper_2): Return if the basic block
7231 has been scanned and the upper 128bit state is unchanged
7233 (move_or_delete_vzeroupper_1): Return true if the exit
7235 (move_or_delete_vzeroupper): Visit basic blocks using the
7236 work-list based algorithm based on vt_find_locations in
7239 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
7241 2011-01-24 Nick Clifton <nickc@redhat.com>
7243 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
7244 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
7245 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
7246 then define __v850e1__.
7247 * doc/invoke.texi: Document -mv850es.
7249 2011-01-24 Richard Henderson <rth@redhat.com>
7251 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
7252 compound unordered comparisons.
7253 * config/rx/rx.c (rx_split_fp_compare): Remove.
7254 * config/rx/rx-protos.h: Update.
7255 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
7256 (cbranchsf4): Don't call rx_split_fp_compare.
7257 (*cbranchsf4): Use rx_split_cbranch.
7258 (*cmpsf): Don't accept "i" constraint.
7259 (*conditional_branch): Only valid after reload.
7260 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
7262 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7265 * config/rs6000/altivec.md (vector constant splitters): Add
7266 support for creating vector single precision constants if -mvsx is
7267 used and we would create the constant using Altivec primitives.
7269 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
7270 Richard Sandiford <rdsandiford@googlemail.com>
7272 PR rtl-optimization/47166
7273 * reload1.c (emit_reload_insns): Disable the spill_reg_store
7274 mechanism for PRE_MODIFY and POST_MODIFY.
7275 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
7278 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
7280 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
7282 2011-01-22 Jan Hubicka <jh@suse.cz>
7285 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
7287 2011-01-22 Jan Hubicka <jh@suse.cz>
7289 PR tree-optimization/43884
7291 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
7292 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
7294 2011-01-22 Anatoly Sokolov <aesok@post.ru>
7296 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
7297 * config/s390/s390.c (s390_register_move_cost,
7298 s390_memory_move_cost): New.
7299 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
7301 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7304 * except.c (sjlj_assign_call_site_values): Move setting the
7305 crtl->uses_eh_lsda flag to ...
7306 (sjlj_mark_call_sites): ... here.
7307 (sjlj_emit_function_enter): Support NULL dispatch label.
7308 (sjlj_build_landing_pads): In a function with no landing pads
7309 that still has must-not-throw regions, generate code to register
7310 a personality function with empty LSDA.
7312 2011-01-21 Richard Henderson <rth@redhat.com>
7314 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
7316 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
7318 * compare-elim.c: New file.
7319 * Makefile.in (OBJS-common): Add it.
7320 (compare-elim.o): New.
7321 * common.opt (fcompare-elim): New.
7322 * opts.c (default_options_table): Add OPT_fcompare_elim.
7323 * tree-pass.h (pass_compare_elim_after_reload): New.
7324 * passes.c (init_optimization_passes): Add it.
7325 * recog.h: Protect against re-inclusion.
7326 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
7327 * doc/invoke.texi (-fcompare-elim): Document it.
7328 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
7329 * doc/tm.texi: Rebuild.
7331 2011-01-22 Nick Clifton <nickc@redhat.com>
7333 * config/rx/rx.md (cstoresf4): Pass comparison operator to
7334 rx_split_fp_compare.
7336 2011-01-22 Nick Clifton <nickc@redhat.com>
7338 * config/rx/rx.md (UNSPEC_CONST): New.
7339 (deallocate_and_return): Wrap the amount popped off the stack in
7340 an UNSPEC_CONST in order to stop it being rejected by
7341 -mmax-constant-size.
7342 (pop_and_return): Add a "(return)" rtx.
7343 (call): Drop the immediate operand.
7344 (call_internal): Likewise.
7345 (call_value): Likewise.
7346 (call_value_internal): Likewise.
7347 (sibcall_internal): Likewise.
7348 (sibcall_value_internal): Likewise.
7349 (sibcall): Likewise. Generate an explicit call using
7351 (sibcall_value): Likewise.
7352 (mov<>): FAIL if a constant operand is not legitimate.
7353 (addsi3_unpsec): New pattern.
7355 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
7356 (ok_for_max_constant): New function.
7357 (gen_safe_add): New function.
7358 (rx_expand_prologue): Use gen_safe_add.
7359 (rx_expand_epilogue): Likewise.
7360 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
7363 2011-01-21 Jeff Law <law@redhat.com>
7365 PR tree-optimization/47053
7366 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
7367 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
7368 statements are deleted.
7369 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
7370 is nonempty, then purge dead edges and cleanup the CFG.
7372 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7376 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7378 * tree-dfa.c (create_var_ann): Mark variable as used.
7380 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7383 * except.c (convert_to_eh_region_ranges): Emit queued no-region
7384 notes from other section in hot/cold partitioning even if
7385 last_action is -3. Increment call_site_base.
7387 PR rtl-optimization/47366
7388 * fwprop.c (forward_propagate_into): Return bool. If
7389 any changes are made, -fnon-call-exceptions is used and
7390 REG_EH_REGION note is present, call purge_dead_edges
7391 and return true if it purged anything.
7392 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
7393 any EH edges were purged.
7395 2011-01-21 Jeff Law <law@redhat.com>
7397 PR rtl-optimization/41619
7398 * caller-save.c (setup_save_areas): Break out code to determine
7399 which hard regs are live across calls by examining the reload chains
7400 so that it is always used.
7401 Eliminate code which checked REG_N_CALLS_CROSSED.
7403 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7405 PR tree-optimization/47355
7406 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
7407 NOP has non-debug uses beyond PHIs in new_bb.
7409 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
7412 * cfgexpand.c (account_used_vars_for_block): Only account vars
7413 that are annotated as used.
7414 (estimated_stack_frame_size): Don't set TREE_USED.
7415 * tree-dfa.c (create_var_ann): Mark variable as used.
7417 2011-01-21 Richard Guenther <rguenther@suse.de>
7420 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
7422 2011-01-21 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/47365
7425 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
7426 (vn_reference_lookup_pieces): Adjust.
7427 (vn_reference_lookup): Likewise.
7428 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
7429 (vn_reference_lookup_3): Only look through kills if in
7430 VN_WALKREWRITE mode.
7431 (vn_reference_lookup_pieces): Adjust.
7432 (vn_reference_lookup): Likewise.
7433 (visit_reference_op_load): Likewise.
7434 (visit_reference_op_store): Likewise.
7435 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
7436 (compute_avail): Likewise.
7437 (eliminate): Likewise.
7439 2011-01-21 Jakub Jelinek <jakub@redhat.com>
7441 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
7442 DECL_IGNORED_P non-reg vars if they are used.
7444 PR tree-optimization/47391
7445 * varpool.c (const_value_known_p): Return false if
7448 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
7451 * config/i386/i386.c (ix86_local_alignment): Handle
7452 case for va_list_type_node is nil.
7453 (ix86_canonical_va_list_type): Likewise.
7455 2011-01-21 Alan Modra <amodra@gmail.com>
7457 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
7458 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
7460 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7462 * config/arm/arm.md (define_attr type): Rename f_load
7463 and f_store to f_fpa_load and f_fpa_store. Update.
7464 (write_conflict): Deal with rename fallout.
7465 (*push_fp_multi): Likewise.
7466 * config/arm/fpa.md (f_load): Use f_fpa_load.
7467 (f_store): Use f_fpa_store.
7468 (*movsf_fpa): Likewise.
7469 (*movdf_fpa): Likewise.
7470 (*movxf_fpa): Likewise.
7471 (*thumb2_movsf_fpa): Likewise.
7472 (*thumb2_movdf_fpa): Likewise.
7473 (*thumb2_movxf_fpa): Likewise.
7474 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
7475 f_loadd and f_stored.
7476 (*thumb2_movdi_vfp): Likewise.
7477 (*thumb2_movsf_vfp): Fix attribute to f_loads.
7478 (*thumb2_movsi_vfp): Likewise.
7479 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
7480 Use f_loads instead of f_load.
7481 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
7483 2011-01-20 Anatoly Sokolov <aesok@post.ru>
7485 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
7486 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
7487 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7488 (xtensa_mode_dependent_address_p): New function.
7489 (constantpool_address_p): Make static. Change return type to bool.
7490 Change argument type to const_rtx. Use CONST_INT_P predicate.
7492 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
7495 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
7497 2011-01-20 Jakub Jelinek <jakub@redhat.com>
7500 * cfgexpand.c (expand_debug_expr): Instead of generating
7501 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
7504 2011-01-20 Richard Guenther <rguenther@suse.de>
7507 * tree-inline.c (remap_gimple_op_r): Recurse manually for
7508 the pointer operand of MEM_REFs.
7510 2011-01-20 Jakub Jelinek <jakub@redhat.com>
7512 PR tree-optimization/46130
7513 * ipa-split.c (consider_split): If return_bb contains non-virtual
7514 PHIs other than for retval or if split_function would not adjust it,
7517 2011-01-20 Richard Guenther <rguenther@suse.de>
7519 PR tree-optimization/47167
7520 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7521 Revert previous change, only avoid enumeral type changes.
7523 2011-01-19 Mike Stump <mikestump@comcast.net>
7525 * doc/tm.texi.in (BRANCH_COST): Englishify.
7526 * doc/tm.texi (BRANCH_COST): Likewise.
7528 2011-01-19 Dodji Seketeli <dodji@redhat.com>
7531 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
7532 (gen_scheduled_generic_parms_dies): New functions.
7533 (gen_struct_or_union_type_die): Schedule template parameters DIEs
7534 generation for the end of CU compilation.
7535 (dwarf2out_finish): Generate template parameters DIEs here.
7537 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7540 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
7541 debug bind stmt on merge edges.
7543 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7547 * function.c (instantiate_expr): Instantiate incoming rtl of
7548 implicit arguments, and recurse on VALUE_EXPRs.
7549 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
7550 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
7552 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
7554 * c-parser.c (c_parser_for_statement): Initialize
7555 collection_expression.
7557 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7559 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
7561 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7563 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
7564 (LINK_SHLIB_SPEC): Don't use %(link_path).
7565 (SUBTARGET_EXTRA_SPECS): Remove link_path.
7567 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7569 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
7570 (NO_SHARED_LIB_SUPPORT): Remove.
7571 (LINK_SHLIB_SPEC): Remove one conditional definition.
7573 2011-01-19 Joseph Myers <joseph@codesourcery.com>
7575 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
7577 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
7578 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
7579 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
7580 %{call_shared} and conditionals on these options not being passed.
7581 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
7584 2011-01-19 Jakub Jelinek <jakub@redhat.com>
7586 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
7589 * ipa-split.c: Spelling fixes.
7591 2011-01-19 Richard Henderson <rth@redhat.com>
7593 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
7594 (*mulsi3): Likewise.
7596 * longlong.h [__mn10300__] (count_leading_zeros): New.
7597 [__mn10300__] (umul_ppmm, smul_ppmm): New.
7598 [__mn10300__] (add_ssaaaa, subddmmss): New.
7599 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
7600 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
7602 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7604 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
7606 2011-01-19 Richard Henderson <rth@redhat.com>
7608 * config/mn10300/mn10300.md (addsi3_flags): New.
7609 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
7610 (subsi3_flags, subc_internal, subdi3): New.
7611 (subdi3_internal, *subdi3_degenerate): New.
7612 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
7614 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
7615 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
7616 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
7617 * config/mn10300/mn10300-protos.h: Update.
7618 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
7619 (return_ret): Likewise. Rename from return_internal_regs.
7620 (return_internal): Remove.
7622 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
7623 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
7624 (mn10300_legitimate_constant_p): Likewise.
7625 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
7626 (mn10300_frame_size): New.
7627 (mn10300_expand_prologue): Use it.
7628 (mn10300_expand_epilogue): Likewise.
7629 (mn10300_initial_offset): Likewise.
7630 * config/mn10300/mn10300-protos.h: Update.
7631 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
7632 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
7633 (prologue, epilogue, return_internal): Tidy output code.
7634 (mn10300_store_multiple_operation, return): Likewise.
7635 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
7636 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
7637 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
7638 (load_pic, am33_load_pic): New.
7639 (mn10300_load_pic0, mn10300_load_pic1): New.
7641 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
7642 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
7643 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
7644 (cc_flags_for_mode, cc_flags_for_code): New.
7645 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
7646 overflow flag is not valid. Validate that the flags we need
7647 for the comparison are valid.
7648 (mn10300_output_cmp): Remove.
7649 (mn10300_output_add): New.
7650 (mn10300_select_cc_mode): Use cc_flags_for_code.
7651 (mn10300_split_cbranch): New.
7652 (mn10300_match_ccmode): New.
7653 (mn10300_split_and_operand_count): New.
7654 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
7656 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
7657 (addsi3): ... here. Use mn10300_output_add.
7658 (*addsi3_flags): New.
7659 (*am33_subsi3, *mn10300_subsi3): Merge...
7660 (subsi3): ... here. Use attribute isa.
7661 (*subsi3_flags): New.
7662 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
7664 (*am33_andsi3, *mn10300_andsi3): Merge...
7666 (*andsi3_flags): New.
7667 (andsi3 splitters): New.
7668 (*am33_iorsi3, *mn10300_iorsi3): Merge...
7670 (*iorsi3_flags): New.
7671 (*am33_xorsi3, *mn10300_xorsi3): Merge...
7673 (*xorsi3_flags): New.
7674 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
7675 (one_cmplsi2): ... here.
7676 (*one_cmplsi2_flags): New.
7677 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
7678 instead of "dax" in constraints. Use mn10300_split_cbranch.
7679 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
7680 use matching constraints to eliminate a self-comparison.
7681 (*integer_conditional_branch): Rename from integer_conditional_branch.
7682 Use int_mode_flags to match CC_REG.
7683 (*cbranchsi4_btst, *btstsi): New.
7684 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
7685 mn10300_split_cbranch.
7686 (*am33_cmpsf): Rename from am33_cmpsf.
7687 (*float_conditional_branch): Rename from float_conditional_branch.
7688 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
7689 (zero_extendqisi2): ... here.
7690 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
7691 (zero_extendhisi2): ... here.
7692 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
7693 (extendqisi2): ... here.
7694 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
7695 (extendhisi2): ... here.
7696 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
7697 (ashlsi3): ... here.
7698 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
7699 (lshrsi3): ... here.
7700 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
7701 (ashrsi3): ... here.
7702 (consecutive add peephole): Remove.
7703 * config/mn10300/predicates.md (label_ref_operand): New.
7704 (int_mode_flags): New.
7705 (CCZN_comparison_operator): New.
7707 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
7708 (throughput_42_latency_43): New reservation.
7709 (mulsidi3, umulsidi3): New expanders.
7710 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
7711 the MDR register to allocation; separately allocate the low and
7712 high parts of the DImode result.
7713 (umulsidi3_internal): Similarly.
7714 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
7715 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
7716 (udivsi3, umodsi3): Remove.
7717 (udivmodsi4, divmodsi4): New expanders.
7718 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
7719 (*divmodsi4): Simiarly.
7720 (ext_internal): New.
7722 * config/mn10300/constraints.md ("z"): New constraint.
7723 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
7724 (FIXED_REGISTERS): Don't fix MDR.
7725 (CALL_USED_REGSITERS): Reformat nicely.
7726 (REG_ALLOC_ORDER): Add MDR.
7727 (enum regclass): Add MDR_REGS.
7728 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
7729 (IRA_COVER_CLASSES): Add MDR_REGS.
7730 (REGNO_REG_CLASS): Handle MDR_REG.
7731 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
7732 (mn10300_register_move_cost): Likewise.
7733 * config/mn10300/mn10300.md (MDR_REG): New.
7734 (*movsi_internal): Handle moves to/from MDR_REGS.
7736 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
7738 (mn10300_secondary_reload): Tidy combination reload classes.
7739 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
7740 addresses for AM33. Allow symbolic offsets for reg+imm.
7741 (mn10300_regno_in_class_p): New.
7742 (mn10300_legitimize_reload_address): New.
7743 * config/mn10300/mn10300.h (enum reg_class): Remove
7744 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
7745 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
7747 (REG_CLASS_NAMES): Update to match.
7748 (REG_CLASS_CONTENTS): Likewise.
7749 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
7750 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
7751 (REGNO_IN_RANGE_P): Remove.
7752 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
7753 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
7754 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
7755 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
7756 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
7757 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
7758 (REGNO_GENERAL_P): New.
7759 (HAVE_POST_MODIFY_DISP): New.
7760 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
7761 (LEGITIMIZE_RELOAD_ADDRESS): New.
7762 * config/mn10300/mn10300-protos.h: Update.
7764 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
7765 DATA_REGS for AM33 stack-pointer destination.
7766 (mn10300_preferred_output_reload_class): Likewise.
7767 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
7768 into a form appropriate for ...
7769 (TARGET_SECONDARY_RELOAD): New.
7770 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
7771 * config/mn10300/mn10300-protos.h: Update.
7772 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
7773 reload_insi; use the "A" constraint for the scratch; handle AM33
7774 moves of sp to non-address registers.
7776 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
7777 (*movqi_internal): ... here.
7778 (*am33_movhi, *mn10300_movhi): Merge into...
7779 (*movhi_internal): ... here.
7780 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
7781 as the source/destination of moves from/to SP.
7782 (movsf): Only allow for AM33-2.
7783 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
7784 any integer constant constraint. Only allow for AM33-2. Tidy
7785 all of the alternative outputs.
7786 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
7787 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
7789 (udivsi3, umodsi3): New patterns for MN103 only.
7791 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
7793 * doc/tm.texi.in: Spell out that a lack of register class unions
7795 * doc/tm.texi: Regenerate.
7797 2011-01-19 Jakub Jelinek <jakub@redhat.com>
7799 PR rtl-optimization/47337
7800 * dce.c (check_argument_store): New function.
7801 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
7803 PR tree-optimization/47290
7804 * tree-eh.c (infinite_empty_loop_p): New function.
7805 (cleanup_empty_eh): Use it.
7807 2011-01-18 Steve Ellcey <sje@cup.hp.com>
7810 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
7811 (a64_expand_widen_sum): Ditto.
7812 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
7813 (vec_extract_evenodd_help): Ditto.
7814 (vec_extract_evenv4hi): Ditto.
7815 (vec_extract_oddv4hi): Ditto.
7816 (vec_extract_evenv2si): Ditto.
7817 (vec_extract_oddv2si): Ditto.
7818 (vec_extract_evenv2sf): Ditto.
7819 (vec_extract_oddv2sf): Ditto.
7820 (vec_pack_trunc_v4hi: Ditto.
7821 (vec_pack_trunc_v2si): Ditto.
7822 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
7823 (vec_interleave_highv8qi): Ditto.
7825 (vec_extract_oddv8qi): Ditto.
7826 (vec_interleave_lowv4hi): Ditto.
7827 (vec_interleave_highv4hi): Ditto.
7828 (vec_interleave_lowv2si): Ditto.
7829 (vec_interleave_highv2si): Ditto.
7831 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7833 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
7834 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
7835 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
7836 (pa_c_mode_for_suffix): New.
7837 (TARGET_EXPAND_BUILTIN): Define.
7838 (TARGET_C_MODE_FOR_SUFFIX): Define.
7839 (pa_builtins): Define.
7840 (pa_init_builtins): Register __float128 type and init new support
7842 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
7843 * config/pa/quadlib.c (_U_Qfcopysign): New.
7845 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
7848 * explow.c (allocate_dynamic_stack_space): Do not assume more than
7849 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
7852 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7854 PR tree-optimization/47179
7855 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
7856 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
7858 2011-01-18 Richard Guenther <rguenther@suse.de>
7860 PR rtl-optimization/47216
7861 * emit-rtl.c: Include tree-flow.h.
7862 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
7863 of replicating it with different semantics.
7864 * Makefile.in (emit-rtl.o): Adjust.
7866 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7868 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
7869 (cortex_a9_dp): Handle neon types correctly.
7871 2011-01-18 Jakub Jelinek <jakub@redhat.com>
7873 PR rtl-optimization/47299
7874 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
7875 subtarget. Use normal multiplication if both operands are constants.
7876 * expmed.c (expand_widening_mult): Don't try to optimize constant
7877 multiplication if op0 has VOIDmode. Convert op1 constant to mode
7880 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7882 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
7883 spacing after 'e.g.', typos, comma, hyphenation.
7885 2011-01-17 Richard Henderson <rth@redhat.com>
7887 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
7888 (rx_restricted_mem_operand): New.
7889 (rx_shift_operand): Use register_operand.
7890 (rx_source_operand, rx_compare_operand): Likewise.
7891 * config/rx/rx.md (addsi3_flags): New expander.
7892 (adddi3): Rewrite as expander.
7893 (adc_internal, *adc_flags, adddi3_internal): New patterns.
7894 (subsi3_flags): New expander.
7895 (subdi3): Rewrite as expander.
7896 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
7898 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
7899 (rx_init_builtins): Remove sat builtin.
7900 (rx_expand_builtin): Likewise.
7901 * config/rx/rx.md (ssaddsi3): New.
7902 (*sat): Rename from sat. Represent the CC_REG input.
7904 * config/rx/predicates.md (rshift_operator): New.
7905 * config/rx/rx.c (rx_expand_insv): Remove.
7906 * config/rx/rx-protos.h: Update.
7907 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
7908 operand to the canonical position.
7909 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
7910 (*bitclr, *bitclr_in_memory): Similarly.
7911 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
7912 (insv): Retain the zero_extract in the expansion.
7914 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
7915 (bswaphi2, bitinvert, revw): Likewise.
7917 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
7918 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
7919 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
7920 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
7921 (bitset, bitset_in_memory): Likewise.
7922 (bitinvert, bitinvert_in_memory): Likewise.
7923 (bitclr, bitclr_in_memory): Likewise.
7924 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
7925 (rx_strend, rx_cmpstrn): Likewise.
7926 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
7927 (bitop peep2 patterns): Remove.
7929 * config/rx/rx.c (rx_match_ccmode): New.
7930 * config/rx/rx-protos.h: Update.
7931 * config/rx/rx.md (abssi2): Clobber, don't set flags.
7932 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
7933 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
7934 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
7935 (fix_truncsfsi2, floatsisf2): Likewise.
7936 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
7937 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
7938 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
7939 (*subsi3_flags, *xorsi3_flags): New.
7941 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
7943 * config/rx/rx.c (rx_print_operand): Remove workaround for
7944 unsplit comparison operations.
7946 * config/rx/rx.md (movsicc): Split after reload.
7947 (*movsicc): Merge *movsieq and *movsine via match_operator.
7948 (*stcc): New pattern.
7950 * config/rx/rx.c (rx_float_compare_mode): Remove.
7951 * config/rx/rx.h (rx_float_compare_mode): Remove.
7952 * config/rx/rx.md (cstoresi4): Split after reload.
7953 (*sccc): New pattern.
7955 * config/rx/predicates.md (label_ref_operand): New.
7956 (rx_z_comparison_operator): New.
7957 (rx_zs_comparison_operator): New.
7958 (rx_fp_comparison_operator): New.
7959 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
7960 Validate that the flags are set properly for the comparison.
7961 (rx_gen_cond_branch_template): Remove.
7962 (rx_cc_modes_compatible): Remove.
7963 (mode_from_flags): New.
7964 (flags_from_code): Rename from flags_needed_for_conditional.
7965 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
7966 (rx_select_cc_mode): Likewise.
7967 (rx_split_fp_compare): New.
7968 (rx_split_cbranch): New.
7969 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
7970 (*cbranchsi4): Use match_operator and rx_split_cbranch.
7971 (*cbranchsf4): Similarly.
7972 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
7973 match_operator and rx_split_cbranch.
7974 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
7975 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
7976 (*cmpsi): Rename from cmpsi.
7977 (*tstsi): Rename from tstsi.
7978 (*cmpsf): Rename from cmpsf; use CC_Fmode.
7979 (*conditional_branch): Rename from conditional_branch.
7980 (*reveresed_conditional_branch): Remove.
7981 (b<code>): Remove expander.
7982 * config/rx/rx-protos.h: Update.
7984 * config/rx/rx.c (rx_compare_redundant): Remove.
7985 * config/rx/rx.md (cmpsi): Don't use it.
7986 * config/rx/rx-protos.h: Update.
7988 * config/rx/rx-modes.def (CC_F): New mode.
7989 * config/rx/rx.c (rx_select_cc_mode): New.
7990 * config/rx/rx.h (SELECT_CC_MODE): Use it.
7991 * config/rx/rx-protos.h: Update.
7993 2011-01-17 Richard Henderson <rth@redhat.com>
7995 * except.c (dump_eh_tree): Fix stray ; after for statement.
7997 2011-01-17 Richard Guenther <rguenther@suse.de>
7999 PR tree-optimization/47313
8000 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
8001 handling before copying the body. Properly deal with
8002 by-reference result in SSA form.
8004 2011-01-17 Ian Lance Taylor <iant@google.com>
8007 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
8008 (struct_value_alias_set): Don't define.
8009 (sparc_option_override): Don't set sparc_sr_alias_set and
8010 struct_value_alias_set.
8011 (save_or_restore_regs): Use gen_frame_mem rather than calling
8013 (sparc_struct_value_rtx): Likewise.
8015 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
8018 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
8019 (_mm_maskstore_pd): Likewise.
8020 (_mm_maskload_ps): Likewise.
8021 (_mm_maskstore_ps): Likewise.
8022 (_mm256_maskload_pd): Change mask to __m256i.
8023 (_mm256_maskstore_pd): Likewise.
8024 (_mm256_maskload_ps): Likewise.
8025 (_mm256_maskstore_ps): Likewise.
8027 * config/i386/i386-builtin-types.def: Updated.
8028 (ix86_expand_special_args_builtin): Likewise.
8030 * config/i386/i386.c (bdesc_special_args): Update
8031 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
8032 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
8033 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
8034 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
8036 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
8037 Use <avxpermvecmode> on mask register.
8038 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
8040 2011-01-17 Olivier Hainque <hainque@adacore.com>
8041 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8042 Eric Botcazou <ebotcazou@adacore.com>
8045 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
8046 if <= USHRT_MAX in 32-bit mode.
8048 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8050 * doc/install.texi (Configuration, Specific): Wrap long
8051 lines in examples. Allow line wrapping in long options
8052 and URLs where beneficial for PDF output.
8054 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
8056 * config/mips/mips.c (mips_classify_symbol): Don't return
8057 SYMBOL_PC_RELATIVE for nonlocal labels.
8059 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
8061 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
8063 2011-01-15 Jan Hubicka <jh@suse.cz>
8065 PR tree-optimization/47276
8066 * ipa.c (function_and_variable_visibility): Do not try to mark alias
8067 declarations as needed.
8069 2011-01-15 Martin Jambor <mjambor@suse.cz>
8071 * common.opt (fdevirtualize): New flag.
8072 * doc/invoke.texi (Option Summary): Document it.
8073 * opts.c (default_options_table): Add devirtualize flag.
8074 * ipa-prop.c (detect_type_change): Return immediately if
8075 devirtualize flag is not set.
8076 (detect_type_change_ssa): Likewise.
8077 (compute_known_type_jump_func): Likewise.
8078 (ipa_analyze_virtual_call_uses): Likewise.
8080 2011-01-14 Martin Jambor <mjambor@suse.cz>
8082 PR tree-optimization/45934
8083 PR tree-optimization/46302
8084 * ipa-prop.c (type_change_info): New type.
8085 (stmt_may_be_vtbl_ptr_store): New function.
8086 (check_stmt_for_type_change): Likewise.
8087 (detect_type_change): Likewise.
8088 (detect_type_change_ssa): Likewise.
8089 (compute_complex_assign_jump_func): Check for dynamic type change.
8090 (compute_complex_ancestor_jump_func): Likewise.
8091 (compute_known_type_jump_func): Likewise.
8092 (compute_scalar_jump_functions): Likewise.
8093 (ipa_analyze_virtual_call_uses): Likewise.
8094 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
8096 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8098 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
8099 * config/i386/i386.opt (msse5): New Alias.
8101 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8103 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
8104 * config/sparc/linux64.h (CC1_SPEC): Likewise.
8105 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8106 * config/sparc/sparc.h (CC1_SPEC): Likewise.
8108 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8110 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
8112 * config/sparc/linux64.h (CC1_SPEC): Likewise.
8113 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8114 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
8115 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
8117 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
8119 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8121 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
8123 2011-01-14 Mike Stump <mikestump@comcast.net>
8125 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
8126 * config/fr30/fr30.md: Likweise
8127 (movsi_push): Likewise.
8128 (movsi_pop): Likewise.
8129 (enter_func): Likewise.
8130 * config/moxie/moxie.md (movsi_push): Likewise.
8131 (movsi_pop): Likewise.
8133 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8135 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
8136 %{no_archive} %{exact_version}.
8137 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
8138 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
8139 %{no_archive} %{exact_version}.
8140 * config/mips/openbsd.h (LINK_SPEC): Likewise.
8141 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
8142 * config/mips/vxworks.h: Likewise.
8144 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8146 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
8148 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8150 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
8151 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
8153 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8155 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
8158 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8160 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
8162 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
8163 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
8165 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
8166 Don't handle -shlib.
8168 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8170 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
8171 (CC1_SPEC): Don't handle -profile.
8173 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8175 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
8176 * config/mips/mips.h (CC1_SPEC): Likewise.
8178 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8180 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
8181 * config/mips/mips.h (CC1_SPEC): Likewise.
8183 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8185 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
8186 * config/m32r/linux.h (LINK_SPEC): Likewise.
8187 * config/mips/linux.h (LINK_SPEC): Likewise.
8188 * config/mips/linux64.h (LINK_SPEC): Likewise.
8189 * config/sparc/linux.h (LINK_SPEC): Likewise.
8190 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8191 LINK_SPEC): Likewise.
8192 * config/xtensa/linux.h (LINK_SPEC): Likewise.
8194 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8196 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
8198 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
8200 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8202 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
8203 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
8205 2011-01-14 Joseph Myers <joseph@codesourcery.com>
8207 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
8209 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8211 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
8212 supports -Bstatic/-Bdynamic.
8213 * configure: Regenerate.
8215 2011-01-14 Jan Hubicka <jh@suse.cz>
8216 Jack Howarth <howarth@bromo.med.uc.edu>
8219 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
8220 when checking debug_info_level. Test write_symbols instead of
8221 debug_hooks->var_location when setting flag_var_tracking_uninit.
8223 2011-01-14 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/47179
8226 * target.def (ref_may_alias_errno): New target hook.
8227 * targhooks.h (default_ref_may_alias_errno): Declare.
8228 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
8229 (default_ref_may_alias_errno): New function.
8230 * target.h (struct ao_ref_s): Declare.
8231 * tree-ssa-alias.c: Include target.h.
8232 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
8233 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
8234 (targhooks.o): Likewise.
8235 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
8236 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
8238 2011-01-14 Richard Guenther <rguenther@suse.de>
8240 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
8242 2011-01-14 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/47280
8245 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
8247 (tree_ssa_forward_propagate_single_use_vars): Deal with
8248 CFG changes from associate_plusminus.
8250 2011-01-14 Richard Guenther <rguenther@suse.de>
8254 2011-01-11 Richard Guenther <rguenther@suse.de>
8256 PR tree-optimization/46076
8257 * tree-ssa.c (useless_type_conversion_p): Conversions from
8258 unprototyped to empty argument list function types are useless.
8260 2011-01-14 Richard Guenther <rguenther@suse.de>
8262 PR tree-optimization/47286
8263 * tree-ssa-structalias.c (new_var_info): Register variables are global.
8265 2011-01-14 Martin Jambor <mjambor@suse.cz>
8268 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
8270 2011-01-13 Anatoly Sokolov <aesok@post.ru>
8272 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
8273 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
8274 * config/xtensa/xtensa.c (xtensa_libcall_value,
8275 xtensa_function_value_regno_p): New functions.
8276 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
8278 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
8281 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
8283 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
8284 New function prototype.
8285 * config/i386/winnt.c (i386_pe_assemble_visibility):
8286 Warn only if attribute was specified by user.
8288 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
8291 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
8293 (floatunsdidf2_fcfidu): Ditto.
8295 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8297 * config/s390/s390.c (print_operand_address): Replace 'error' with
8298 'output_operand_lossage'.
8299 (print_operand): Likewise.
8301 2011-01-13 Jeff Law <law@redhat.com>
8303 PR rtl-optimization/39077
8304 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
8305 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
8306 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
8307 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
8308 * gcse.c (prune_insertions_deletions): New function.
8309 (compute_pre_data): Use it.
8311 2011-01-13 Dodji Seketeli <dodji@redhat.com>
8314 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
8316 (prune_unused_types_mark): Use it.
8318 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
8320 PR rtl-optimization/45352
8321 * sel-sched.c: Update copyright years.
8322 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
8323 in the advancing loop when we have issued issue_rate insns.
8325 2011-01-12 Richard Henderson <rth@redhat.com>
8327 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
8328 (TARGET_MD_ASM_CLOBBERS): New.
8330 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
8331 (TARGET_DELEGITIMIZE_ADDRESS): New.
8333 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
8334 (clzsi2, *bsch): New patterns.
8336 * config/mn10300/mn10300.md (INT): New mode iterator.
8337 (*mov<INT>_clr): New pattern, and peep2 to generate it.
8339 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
8340 flag_split_wide_types.
8342 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
8343 (mn10300_trampoline_init): Rewrite without a template, an immediate
8344 load and a direct branch.
8345 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
8347 2011-01-12 Anatoly Sokolov <aesok@post.ru>
8349 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
8350 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
8351 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
8352 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
8354 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
8357 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
8360 2011-01-12 Jan Hubicka <jh@suse.cz>
8363 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
8364 (PLUGIN_COND_CLOSE): New macro.
8365 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
8367 2011-01-12 Richard Guenther <rguenther@suse.de>
8370 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
8371 register variables in a MEM_REF.
8373 2011-01-12 Joseph Myers <joseph@codesourcery.com>
8375 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
8376 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
8377 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
8378 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
8379 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
8380 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
8381 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
8382 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
8383 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
8384 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
8385 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
8386 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
8387 * config/gnu-user.h: New. Copied from linux.h.
8388 (LINUX_TARGET_STARTFILE_SPEC): Rename to
8389 GNU_USER_TARGET_STARTFILE_SPEC.
8390 (LINUX_TARGET_ENDFILE_SPEC): Rename to
8391 GNU_USER_TARGET_ENDFILE_SPEC.
8392 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
8393 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
8394 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
8395 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
8396 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
8397 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
8398 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
8399 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
8400 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
8401 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
8402 * config/arm/linux-eabi.h (CC1_SPEC): Use
8403 GNU_USER_TARGET_CC1_SPEC.
8404 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
8405 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
8406 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
8407 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
8408 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
8409 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
8410 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
8411 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
8413 2011-01-12 Richard Guenther <rguenther@suse.de>
8416 * doc/invoke.texi (ffast-math): Document it is turned on
8419 2011-01-12 Jan Hubicka <jh@suse.cz>
8421 PR tree-optimization/47233
8422 * opts.c (common_handle_option): Disable ipa-reference with profile
8425 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
8427 * c-parser.c (c_parser_objc_at_property_declaration): Improved
8430 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
8432 * c-parser.c (c_lex_one_token): Updated and reindented some
8433 comments. No changes in code.
8435 2011-01-11 Ian Lance Taylor <iant@google.com>
8437 * godump.c (go_output_var): Don't output the variable if there is
8438 already a type with the same name.
8440 2011-01-11 Ian Lance Taylor <iant@google.com>
8442 * godump.c (go_format_type): Don't generate float80.
8444 2011-01-11 Richard Henderson <rth@redhat.com>
8446 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
8447 declaration. Rewrite for both speed and size.
8448 (mn10300_address_cost_1): Remove.
8449 (mn10300_register_move_cost): New.
8450 (mn10300_memory_move_cost): New.
8451 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
8452 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
8453 extensions, shifts, BSWAP, CLZ.
8454 (mn10300_wide_const_load_uses_clr): Remove.
8455 (TARGET_REGISTER_MOVE_COST): New.
8456 (TARGET_MEMORY_MOVE_COST): New.
8457 * config/mn10300/mn10300-protos.h: Update.
8458 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
8460 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
8461 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
8462 * config/mn10300/mn10300-protos.h: Update.
8463 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
8464 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
8465 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
8466 (*test_int_bitfield, *test_byte_bitfield): Remove.
8467 (*bit_test, *subreg_bit_test): Remove.
8468 * config/mn10300/predicates.md (const_8bit_operand): Remove.
8470 * config/mn10300/constraints.md ("c"): Rename from "A".
8471 ("A", "D"): New constraint letters.
8472 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
8473 (fmssf4, fnmasf4, fnmssf4): Likewise.
8475 * config/mn10300/mn10300.md (isa): New attribute.
8476 (enabled): New attribute.
8478 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
8479 (abssf2, negsf2): Define only for hardware fp.
8480 (sqrtsf2): Reformat.
8481 (addsf3, subsf3, mulsf3): Merge expander and insn.
8483 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
8484 (DEBUGGER_AUTO_OFFSET): Remove.
8485 (DEBUGGER_ARG_OFFSET): Remove.
8487 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
8488 Emit register stores with the same offsets as the hardware.
8489 (mn10300_store_multiple_operation): Don't check that the register
8490 save offsets are monotonic.
8491 * config/mn10300/mn10300-protos.h: Update.
8493 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
8495 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
8496 in terms of the value on the stack, not the MDR register.
8498 2011-01-11 Jan Hubicka <jh@suse.cz>
8502 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
8503 (symbol_alias_set_destroy, symbol_alias_set_contains,
8504 propagate_aliases_backward): Declare.
8505 * lto-streamer-out.c (struct sets): New sturcture.
8506 (trivally_defined_alias): New function.
8507 (output_alias_pair_p): Rewrite.
8508 (output_unreferenced_globals): Fix output of alias pairs.
8509 (produce_symtab): Likewise.
8510 * ipa.c (function_and_variable_visibility): Set weak alias destination
8512 * varasm.c (symbol_alias_set_t): Remove.
8513 (symbol_alias_set_destroy): Export.
8514 (propagate_aliases_forward, propagate_aliases_backward): New functions
8516 (compute_visible_aliases): ... this one; remove.
8517 (trivially_visible_alias): New
8518 (trivially_defined_alias): New.
8519 (remove_unreachable_alias_pairs): Rewrite.
8520 (finish_aliases_1): Reorganize code checking if alias is defined.
8521 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
8524 2011-01-11 Richard Guenther <rguenther@suse.de>
8526 PR tree-optimization/46076
8527 * tree-ssa.c (useless_type_conversion_p): Conversions from
8528 unprototyped to empty argument list function types are useless.
8530 2011-01-11 Richard Guenther <rguenther@suse.de>
8533 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
8534 volatile MEMs as MEM_READONLY_P.
8536 2011-01-11 Richard Guenther <rguenther@suse.de>
8538 PR tree-optimization/47239
8539 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
8541 2011-01-11 Jeff Law <law@redhat.com>
8543 PR tree-optimization/47086
8544 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
8545 IVs from statements that might throw.
8547 2011-01-10 Jan Hubicka <jh@suse.cz>
8550 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
8552 2011-01-10 Jan Hubicka <jh@suse.cz>
8555 * profile.c (read_profile_edge_counts): Ignore profile inconistency
8556 when correcting profile.
8558 2011-01-10 Jan Hubicka <jh@suse.cz>
8561 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
8563 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
8564 Restore DECL_FINI_PRIORITY.
8566 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8568 * doc/gimple.texi: Fix quoting of multi-word return values in
8569 @deftypefn statements. Ensure presence of return value. Wrap
8570 overlong @deftypefn lines.
8571 (is_gimple_operand, is_gimple_min_invariant_address): Remove
8572 descriptions of removed functions.
8573 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
8574 of multi-word return value in @deftypefn statement.
8576 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8578 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
8579 (Conditional Expressions, Logical Operators)
8580 (Statement and operand traversals): Do not indent smallexample
8581 code. Fix duplicate function argument in example.
8583 2011-01-10 Jeff Law <law@redhat.com>
8585 PR tree-optimization/47141
8586 * ipa-split.c (split_function): Handle case where we are
8587 returning a value and the return block has a virtual operand phi.
8589 2011-01-10 Jan Hubicka <jh@suse.cz>
8591 PR tree-optimization/47234
8592 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
8593 (pass_feedback_split_functions): Declare.
8594 * passes.c (init_optimization_passes): Add ipa-split as subpass of
8596 * ipa-split.c (gate_split_functions): Update comments; disable
8597 split-functions for profile_arc_flag and branch_probabilities.
8598 (gate_feedback_split_functions): New function.
8599 (execute_feedback_split_functions): New function.
8600 (pass_feedback_split_functions): New global var.
8602 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
8605 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
8606 calling gimple_call_set_cannot_inline.
8608 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
8610 * config/darwin-sections.def: Remove unused section.
8612 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
8615 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
8617 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
8620 * c-parser.c (c_parser_declaration_or_fndef): Improved
8623 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
8625 * config/i386/winnt.c (i386_pe_start_function): Make sure
8626 to switch back to function's section.
8628 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
8632 * plugin.c: Move include of dlfcn.h from here...
8633 * system.h: ... to here.
8635 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8637 * doc/cpp.texi (C++ Named Operators): Fix markup for header
8639 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
8640 two extra empty pages in PDF output.
8642 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
8645 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
8646 for error recovery purposes behave as if it was not specified so
8647 that the default type is usd.
8649 2011-01-07 Jan Hubicka <jh@suse.cz>
8651 PR tree-optmization/46469
8652 * ipa.c (function_and_variable_visibility): Clear needed flags on
8653 nodes with external decls; handle weakrefs merging correctly.
8655 2011-01-07 Joseph Myers <joseph@codesourcery.com>
8657 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
8660 2011-01-07 Jan Hubicka <jh@suse.cz>
8662 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
8663 and no longer claim that gold is required for linker plugin.
8664 * configure: Regenerate.
8665 * gcc.c (PLUGIN_COND): New macro.
8666 (LINK_COMMAND_SPEC): Use it.
8667 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
8668 * config.in (HAVE_LTO_PLUGIN): New.
8669 * configure.ac (--with-lto-plugin): New parameter; autodetect
8672 2011-01-07 Jan Hubicka <jh@suse.cz>
8674 PR tree-optimization/46367
8675 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
8676 when we can update original.
8677 (cgraph_mark_inline_edge): Sanity check.
8678 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
8680 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8682 * config/spu/spu.h (ASM_COMMENT_START): Define.
8684 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
8688 (SWITCH_KEEP_FOR_GCC): Likewise.
8689 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
8690 (do_spec_1): Handle "%>".
8692 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
8694 2011-01-07 Jakub Jelinek <jakub@redhat.com>
8697 * config/i386/i386.c (ix86_delegitimize_address): If
8698 simplify_gen_subreg fails, return orig_x.
8701 * value-prof.c (gimple_stringop_fixed_value): Handle
8702 lhs of the call properly.
8704 2011-01-07 Jan Hubicka <jh@suse.cz>
8707 * lto-opt.c (lto_reissue_options): Set flag_shlib.
8709 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
8711 * target.def (function_switched_text_sections): New hook.
8712 * doc/tm.texi: Regenerated.
8713 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
8714 * final.c (default_function_switched_text_sections): New.
8715 (final_scan_insn): Call function_switched_text_sections when a
8716 mid-function section change occurs.
8717 * output.h (default_function_switched_text_sections): Declare.
8718 * config/darwin-protos.h (darwin_function_switched_text_sections):
8720 * config/darwin.c (darwin_function_switched_text_sections): New.
8721 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
8723 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
8725 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
8726 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
8727 the secondary code fragment when outputting for DWARF == 2.
8729 2011-01-07 Anatoly Sokolov <aesok@post.ru>
8731 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
8732 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
8734 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
8735 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
8737 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
8740 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
8741 when it is not empty.
8743 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
8746 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
8747 (case ${target}): Add btver1.
8748 * config/i386/driver-i386.c (host_detect_local_cpu): Let
8749 -march=native recognize btver1 processors.
8750 * config/i386/i386-c.c (ix86_target_macros_internal): Add
8751 btver1 def_and_undef
8752 * config/i386/i386.c (struct processor_costs btver1_cost): New
8754 (m_BTVER1): New definition.
8755 (m_AMD_MULTIPLE): Includes m_BTVER1.
8756 (initial_ix86_tune_features): Add btver1 tune.
8757 (processor_target_table): Add btver1 entry.
8758 (static const char *const cpu_names): Add btver1 entry.
8759 (software_prefetching_beneficial_p): Add btver1.
8760 (ix86_option_override_internal): Add btver1 instruction sets.
8761 (ix86_issue_rate): Add btver1.
8762 (ix86_adjust_cost): Add btver1.
8763 * config/i386/i386.h (TARGET_BTVER1): New definition.
8764 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
8765 (enum processor_type): Add PROCESSOR_BTVER1.
8766 * config/i386/i386.md (define_attr "cpu"): Add btver1.
8768 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8771 * config/i386/i386.c (legitimize_tls_address)
8772 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
8773 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
8774 (tls_initial_exec_64_sun): New pattern.
8776 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8778 * doc/invoke.texi (Overall Options): Improve wording and markup
8779 of the description of -wrapper.
8781 2011-01-06 Joseph Myers <joseph@codesourcery.com>
8783 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
8784 rdynamic, threads): New Driver options.
8786 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8789 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
8790 if coming from .tdata.
8791 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
8793 2011-01-06 Jan Hubicka <jh@suse.cz>
8796 * collect2.c (main): Do not enable LTOmode when plugin is active.
8798 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8801 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
8802 --version output if supported.
8803 * configure: Regenerate.
8805 2011-01-06 Joseph Myers <joseph@codesourcery.com>
8807 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
8810 2011-01-06 Jakub Jelinek <jakub@redhat.com>
8813 * c-convert.c (convert): When converting a complex expression
8814 other than COMPLEX_EXPR to a different complex type, ensure
8815 c_save_expr is called instead of save_expr, unless in_late_binary_op.
8816 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
8817 when converting COMPLEX_TYPE.
8819 2011-01-06 Ira Rosen <irar@il.ibm.com>
8821 PR tree-optimization/47139
8822 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
8823 only the last reduction value is used outside the loop. Update
8826 2011-01-05 Joseph Myers <joseph@codesourcery.com>
8828 * config/rtems.opt: New.
8829 * config.gcc (*-*-rtems*): Use rtems.opt.
8831 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
8833 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
8834 processors do not support 3DNow instructions.
8836 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8838 * config/spu/spu.c (spu_option_override): Set parameter
8839 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
8841 2011-01-05 Jan Hubicka <jh@suse.cz>
8843 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
8844 at the command line.
8846 2011-01-05 Martin Jambor <mjambor@suse.cz>
8849 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
8850 deltas on streamed outgoing edges.
8851 (output_node_opt_summary): Output info for outgoing edges only when
8852 the node is in new parameter set.
8853 (output_cgraph_opt_summary): New parameter set, passed to the two
8854 aforementioned functions. Update its forward declaration and its
8857 2011-01-05 Tom Tromey <tromey@redhat.com>
8859 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
8860 operator to c_finish_omp_atomic.
8861 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
8862 (build_unary_op): Update.
8863 (build_modify_expr): Update.
8864 (build_asm_expr): Update.
8866 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8868 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
8869 newly inserted insns.
8871 (spu_emit_branch_hint): Likewise.
8872 (insert_hbrp_for_ilb_runout): Likewise.
8873 (spu_machine_dependent_reorg): Call df_finish_pass after
8874 schedule_insns returns.
8876 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8878 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
8880 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
8882 PR tree-optimization/47005
8883 * tree-sra.c (struct access): Add 'non_addressable' bit.
8884 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
8885 (decide_one_param_reduction): Return 0 if the parameter is passed by
8886 reference and one of the accesses in the group is non_addressable.
8888 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
8890 PR tree-optimization/47056
8891 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
8892 (mark_load): Likewise. Handle FUNCTION_DECL specially.
8893 (mark_store): Likewise. Pass STMT to ipa_record_reference.
8895 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
8897 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
8898 initializer. Skip view conversions from aggregate types.
8900 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
8903 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
8905 2011-01-04 Philipp Thomas <pth@suse.de>
8907 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
8910 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8912 * function.c (thread_prologue_and_epilogue_insns): Do not crash
8913 on empty epilogue sequences.
8915 2011-01-04 Joseph Myers <joseph@codesourcery.com>
8917 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
8918 non-static): New Driver options.
8920 2011-01-04 Jie Zhang <jie@codesourcery.com>
8923 * gcc.c (default_compilers[]): Set combinable field to 0
8924 for all assembly languages.
8926 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
8928 * config/mips/loongson3a.md: New file.
8929 * config/mips/mips.md: Include loongson3a.md.
8930 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
8933 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
8936 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
8937 instead of convert_memory_address_addr_space on the base expression.
8939 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8941 * config/spu/spu.c (spu_option_override): Update error text
8942 for bad -march= / -mtune= values.
8944 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8946 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
8947 if branch-hint optimization will be performed.
8949 2011-01-03 Jakub Jelinek <jakub@redhat.com>
8951 PR tree-optimization/47148
8952 * ipa-split.c (split_function): Convert arguments to
8953 DECL_ARG_TYPE if possible.
8955 PR tree-optimization/47155
8956 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
8959 PR rtl-optimization/47157
8960 * combine.c (try_combine): If undobuf.other_insn becomes
8961 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
8962 and set *new_direct_jump_p too.
8964 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
8966 PR tree-optimization/47021
8967 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
8969 2011-01-03 Jakub Jelinek <jakub@redhat.com>
8971 * gcc.c (process_command): Update copyright notice dates.
8972 * gcov.c (print_version): Likewise.
8973 * gcov-dump.c (print_version): Likewise.
8974 * mips-tfile.c (main): Likewise.
8975 * mips-tdump.c (main): Likewise.
8977 2011-01-03 Martin Jambor <mjambor@suse.cz>
8979 PR tree-optimization/46801
8980 * tree-sra.c (type_internals_preclude_sra_p): Check whether
8981 aggregate fields start at byte boundary instead of the bit-field flag.
8983 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
8986 * gcc.c (main): Revert revision 168407.
8988 2011-01-03 Martin Jambor <mjambor@suse.cz>
8990 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
8992 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8994 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
8995 vector optab to expand vector/scalar shift, update gimple to vector.
8997 2011-01-03 Martin Jambor <mjambor@suse.cz>
8999 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
9002 2011-01-03 Martin Jambor <mjambor@suse.cz>
9004 PR tree-optimization/46984
9005 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
9007 (cgraph_create_indirect_edge): Fixed line length.
9008 (cgraph_indirect_call_info): Declare.
9009 (cgraph_make_edge_direct) Update declaration.
9010 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
9011 (cgraph_create_indirect_edge): Use it.
9012 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
9014 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
9015 the new thunk_delta representation.
9016 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
9018 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
9019 (ipa_read_indirect_edge_info): Likewise.
9020 * lto-cgraph.c (output_edge_opt_summary): New function.
9021 (output_node_opt_summary): Call it on all outgoing edges.
9022 (input_edge_opt_summary): New function.
9023 (input_node_opt_summary): Call it on all outgoing edges.
9025 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
9028 * gcc.c (main): Don't check have_o when settting combine_inputs.
9030 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
9032 * regrename.c: Add general comment describing the pass.
9033 (struct du_head): Remove 'length' field.
9034 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
9035 (regrename_optimize): Do not sort chains. Rework comments, add others.
9036 Force renaming to the preferred class (if any) in the first pass and do
9037 not consider registers that belong to it in the second pass.
9038 (create_new_chain): Do not set 'length' field.
9039 (scan_rtx_reg): Likewise.
9041 2011-01-02 Jakub Jelinek <jakub@redhat.com>
9043 PR tree-optimization/47140
9044 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
9045 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
9048 PR rtl-optimization/47028
9049 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
9050 parm_birth_insn instead of at the beginning of first bb.
9052 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
9054 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
9055 Remove the word "see" before "@pxref".
9056 * doc/rtl.texi: Remove the word "see" before "@pxref".
9058 2011-01-01 Jan Hubicka <jh@suse.cz>
9060 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
9063 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
9066 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
9069 Copyright (C) 2011 Free Software Foundation, Inc.
9071 Copying and distribution of this file, with or without modification,
9072 are permitted in any medium without royalty provided the copyright
9073 notice and this notice are preserved.