1 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
3 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
5 * timevar.c: Do not include any core headers.
6 (timevar_print): De-i18n-ize.
7 (print_time): Likewise.
8 * timevar.h (timevar_push, timevar_pop): Make inline functions.
10 2010-05-21 Joseph Myers <joseph@codesourcery.com>
12 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
14 (diagnostic_initialize): Initialize x_data not last_function.
15 (diagnostic_report_current_function): Move to tree-diagnostic.c.
16 (default_diagnostic_starter): Call
17 diagnostic_report_current_module not
18 diagnostic_report_current_function.
19 (diagnostic_report_diagnostic): Initialize x_data not
22 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
24 (struct diagnostic_context): Change last_function to x_data.
25 (diagnostic_auxiliary_data): Replace with
26 diagnostic_context_auxiliary_data and
27 diagnostic_info_auxiliary_data.
28 (diagnostic_last_function_changed, diagnostic_set_last_function,
29 diagnostic_report_current_function): Move to tree-diagnostic.h.
30 (print_declaration, dump_generic_node, print_generic_stmt,
31 print_generic_stmt_indented, print_generic_expr,
32 print_generic_decl, debug_c_tree, dump_omp_clauses,
33 print_call_name, debug_generic_expr, debug_generic_stmt,
34 debug_tree_chain, default_tree_printer): Move to
36 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
37 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
38 gimple-pretty-print.h.
39 * pretty-print.c: Don't include tree.h
40 (pp_base_format): Don't handle %K here.
41 (pp_base_tree_identifier): Move to tree-pretty-print.c.
42 * pretty-print.h (text_info): Change abstract_origin to x_data.
43 (pp_tree_identifier, pp_unsupported_tree,
44 pp_base_tree_identifier): Move to tree-pretty-print.h.
45 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
46 tree-pretty-print.h: New files.
47 * tree-pretty-print.c: Include tree-pretty-print.h.
48 (percent_K_format): New. Moved from pretty-print.c.
49 (pp_base_tree_identifier): Move from pretty-print.c.
50 * c-objc-common.c: Include tree-pretty-print.h.
51 (c_tree_printer): Handle %K here.
52 * langhooks.c: Include tree-diagnostic.h.
53 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
54 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
55 (default_tree_printer): Handle %K using percent_K_format.
56 (general_init): Use default_tree_diagnostic_starter.
57 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
58 (free_lang_data): Use default_tree_diagnostic_starter.
59 * c-pretty-print.c: Include tree-pretty-print.h.
60 * cfgexpand.c: Include tree-pretty-print.h and
61 gimple-pretty-print.h.
62 * cgraphunit.c: Include tree-pretty-print.h and
63 gimple-pretty-print.h.
64 * dwarf2out.c: Include tree-pretty-print.h.
65 * except.c: Include tree-pretty-print.h.
66 * gimple-pretty-print.c: Include tree-pretty-print.h and
67 gimple-pretty-print.h.
68 * gimplify.c: Include tree-pretty-print.h.
69 * graphite-poly.c: Include tree-pretty-print.h and
70 gimple-pretty-print.h.
71 * ipa-cp.c: Include tree-pretty-print.h.
72 * ipa-inline.c: Include gimple-pretty-print.h.
73 * ipa-prop.c: Include tree-pretty-print.h and
74 gimple-pretty-print.h.
75 * ipa-pure-const.c: Include gimple-pretty-print.h.
76 * ipa-struct-reorg.c: Include tree-pretty-print.h and
77 gimple-pretty-print.h.
78 * ipa-type-escape.c: Include tree-pretty-print.h.
79 * print-rtl.c: Include tree-pretty-print.h.
80 * print-tree.c: Include gimple-pretty-print.h.
81 * sese.c: Include tree-pretty-print.h.
82 * tree-affine.c: Include tree-pretty-print.h.
83 * tree-browser.c: Include tree-pretty-print.h.
84 * tree-call-cdce.c: Include gimple-pretty-print.h.
85 * tree-cfg.c: Include tree-pretty-print.h and
86 gimple-pretty-print.h.
87 * tree-chrec.c: Include tree-pretty-print.h.
88 * tree-data-ref.c: Include tree-pretty-print.h and
89 gimple-pretty-print.h.
90 * tree-dfa.c: Include tree-pretty-print.h.
91 * tree-if-conv.c: Include tree-pretty-print.h and
92 gimple-pretty-print.h.
93 * tree-inline.c: Include tree-pretty-print.h.
94 * tree-into-ssa.c: Include tree-pretty-print.h and
95 gimple-pretty-print.h.
96 * tree-nrv.c: Include tree-pretty-print.h.
97 * tree-object-size.c: Include tree-pretty-print.h and
98 gimple-pretty-print.h.
99 * tree-outof-ssa.c: Include tree-pretty-print.h and
100 gimple-pretty-print.h.
101 * tree-parloops.c: Include tree-pretty-print.h and
102 gimple-pretty-print.h.
103 * tree-predcom.c: Include tree-pretty-print.h and
104 gimple-pretty-print.h.
105 * tree-scalar-evolution.c: Include tree-pretty-print.h and
106 gimple-pretty-print.h.
107 * tree-sra.c: Include tree-pretty-print.h.
108 * tree-ssa-address.c: Include tree-pretty-print.h.
109 * tree-ssa-alias.c: Include tree-pretty-print.h.
110 * tree-ssa-ccp.c: Include tree-pretty-print.h and
111 gimple-pretty-print.h.
112 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
113 * tree-ssa-copy.c: Include tree-pretty-print.h and
114 gimple-pretty-print.h.
115 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
116 * tree-ssa-dce.c: Include tree-pretty-print.h and
117 gimple-pretty-print.h.
118 * tree-ssa-dom.c: Include tree-pretty-print.h and
119 gimple-pretty-print.h.
120 * tree-ssa-dse.c: Include gimple-pretty-print.h.
121 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
122 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
123 * tree-ssa-live.c: Include tree-pretty-print.h and
124 gimple-pretty-print.h.
125 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
126 gimple-pretty-print.h.
127 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
128 gimple-pretty-print.h.
129 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
130 gimple-pretty-print.h.
131 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
132 gimple-pretty-print.h.
133 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
134 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
135 * tree-ssa-operands.c: Include tree-pretty-print.h and
136 gimple-pretty-print.h.
137 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
138 gimple-pretty-print.h.
139 * tree-ssa-pre.c: Include tree-pretty-print.h and
140 gimple-pretty-print.h.
141 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
142 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
143 gimple-pretty-print.h.
144 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
145 gimple-pretty-print.h.
146 * tree-ssa-sink.c: Include gimple-pretty-print.h.
147 * tree-ssa-ter.c: Include tree-pretty-print.h and
148 gimple-pretty-print.h.
149 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
150 * tree-ssa.c: Include tree-pretty-print.h and
151 gimple-pretty-print.h.
152 * tree-stdarg.c: Include gimple-pretty-print.h.
153 * tree-switch-conversion.c: Include gimple-pretty-print.h.
154 * tree-tailcall.c: Include tree-pretty-print.h and
155 gimple-pretty-print.h.
156 * tree-vect-data-refs.c: Include tree-pretty-print.h and
157 gimple-pretty-print.h.
158 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
159 gimple-pretty-print.h.
160 * tree-vect-loop.c: Include tree-pretty-print.h and
161 gimple-pretty-print.h.
162 * tree-vect-patterns.c: Include gimple-pretty-print.h.
163 * tree-vect-slp.c: Include tree-pretty-print.h and
164 gimple-pretty-print.h.
165 * tree-vect-stmts.c: Include tree-pretty-print.h and
166 gimple-pretty-print.h.
167 * tree-vectorizer.c: Include tree-pretty-print.h.
168 * tree-vrp.c: Include tree-pretty-print.h and
169 gimple-pretty-print.h.
170 * value-prof.c: Include tree-pretty-print.h and
171 gimple-pretty-print.h.
172 * var-tracking.c: Include tree-pretty-print.h.
173 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
174 (tree-diagnostic.o): New dependencies.
175 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
176 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
177 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
178 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
179 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
180 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
181 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
182 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
183 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
184 tree-ssa-address.o, tree-ssa-loop-niter.o,
185 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
186 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
187 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
188 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
189 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
190 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
191 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
192 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
193 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
194 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
195 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
196 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
197 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
198 tree-switch-conversion.o, var-tracking.o, value-prof.o,
199 cfgexpand.o, pretty-print.o): Update dependencies.
201 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
203 * tree-ssa-structalias.c: Remove tm_p.h from include.
205 2010-05-21 Jeff Law <law@redhat.com>
207 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
209 2010-05-21 Jason Merrill <jason@redhat.com>
211 * tree-eh.c (cleanup_is_dead_in): New.
212 (lower_try_finally): Don't generate a dead cleanup region.
213 (lower_cleanup): Likewise.
215 2010-05-21 Jakub Jelinek <jakub@redhat.com>
218 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
219 unchain each use from the cyclic next_regno_use chain first.
221 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
223 * real: Do not include gmp.h, mpfr.h, and mpc.h.
224 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
225 (real_value_negate, real_value_abs): New prototypes.
226 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
227 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
228 new include file for interface between MPFR and REAL_VALUE_TYPE.
229 * real.c: Include realmpfr.h.
230 (real_arithmetic2): Remove legacy function.
231 (real_value_negate): New.
232 (real_value_abs): New.
233 (mfpr_from_real, real_from_mpfr): Move from here...
234 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
235 * builtins.c: Include realmpfr.h.
236 * fold-const.c: Include realmpfr.h.
237 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
238 (fold_negate_const): Likewise.
239 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
240 * toplev.c: Include realmpfr.h.
241 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
242 and real_value_negate.
243 * fixed-value.c (check_real_for_fixed_mode): Likewise.
244 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
245 (vfp3_const_double_index): Likewise.
246 (arm_print_operand): Likewise.
247 * Makefile.in: Update dependencies.
249 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
251 * config/s390/s390.c (override_options): Increase the default
252 of max-completely-peel-times.
254 2010-05-21 Julian Brown <julian@codesourcery.com>
255 Mark Mitchell <mark@codesourcery.com>
257 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
258 sibling calls for Thumb-1.
259 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
260 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
262 (*call_insn, *call_value_insn): Don't use for Thumb-2.
263 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
265 (return): New expander.
266 (*arm_return): New name for ARM return insn.
267 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
269 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
271 * config.gcc (sparc64-*-rtems*): New target.
273 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
275 * tree.c (build_function_decl_skip_args): Fix grammar.
276 (build_function_type_list_1): Fix typos, adjust formatting.
278 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
280 * tree.h: Include real.h and fixed-value.h as basic datatypes.
281 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
282 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
283 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
284 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
285 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
286 tree-pretty-print.c, tree-loop-distribution.c,
287 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
288 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
289 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
290 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
291 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
292 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
293 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
294 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
295 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
296 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
297 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
298 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
299 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
300 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
301 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
302 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
303 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
304 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
305 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
306 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
307 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
308 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
309 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
310 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
311 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
312 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
313 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
314 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
315 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
316 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
317 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
318 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
319 config/score/score7.c, config/score/score.c, config/arm/arm.c,
320 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
321 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
323 Clean up redundant includes.
324 * Makefile.in: Update accordingly.
326 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
329 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
330 statement has no arguments.
332 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
335 * varasm.c (emutls_decl): Merge attributes to new decl.
337 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
340 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
341 around the uniquized constructor if its type requires a conversion.
343 2010-05-21 Jakub Jelinek <jakub@redhat.com>
346 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
347 at -O0 goto_locus of any of the incoming edges differs from
348 goto_locus of outgoing edge, or gimple_location of any of the
351 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
353 * ira.c (ira_non_ordered_class_hard_regs): Define.
354 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
355 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
356 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
357 cost of unaligned hard regs when allocating multi-reg pseudos.
359 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
361 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
362 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
364 * config/mips/mips.c (mips_file_start): Expand conditional expression
365 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
366 (mips_override_options): Move -mno-float override -msoft-float and
368 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
369 Condition(TARGET_SUPPORTS_NO_FLOAT).
370 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
371 __mips_no_float here.
372 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
373 (TARGET_SUPPORTS_NO_FLOAT): Define.
374 * config/mips/sdemtk.opt: Delete.
376 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
378 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
381 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
384 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
385 * configure: Regenerate.
386 * config.in: Regenerate.
387 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
388 instead of sahf only for 64bit targets.
390 2010-05-20 Jakub Jelinek <jakub@redhat.com>
393 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
394 setup_ref_regs for DEBUG_INSNs.
396 2010-05-20 Jan Hubicka <jh@suse.cz>
399 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
401 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
404 * df-scan.c (df_ref_compare): Stabilize sort.
406 2010-05-20 Jakub Jelinek <jakub@redhat.com>
408 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
409 argument. Don't use DW_OP_piece if offset is non-zero,
410 put offset into second DW_OP_bit_piece argument.
411 (dw_sra_loc_expr): Adjust callers. For memory expressions
414 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
417 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
418 settings for 16-bit-constant "addo" alternative.
420 2010-05-19 James E. Wilson <wilson@codesourcery.com>
422 * config/mips/mips-dsp.md (add<DSPV:mode>3,
423 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
426 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
427 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
430 2010-05-19 Joseph Myers <joseph@codesourcery.com>
432 * diagnostic.c (FLOAT, FFS): Don't undefine.
433 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
434 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
437 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
439 * combine.c (propagate_for_debug): Call make_compound_operation
441 (try_combine): When implementing a split chosen by find_split_point,
442 either copy i2src or set it to null. Assert that i2src is not null
443 before substituting into CALL_INSN_FUNCTION_USAGE.
445 2010-05-19 Anatoly Sokolov <aesok@post.ru>
447 * double-int.h (double_int_ior): New function.
448 * tree.h (build_int_cst_wide_type): Remove.
449 * tree.c (build_int_cst_wide_type): Remove.
450 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
451 of build_int_cst_wide_type.
452 * stor-layout.c (set_sizetype): (Ditto.).
453 * dojump.c (do_jump): Use build_int_cstu instead of
454 build_int_cst_wide_type.
456 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
458 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
459 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
460 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
461 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
462 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
463 propagate the 'data' argument to copy_tree_r.
464 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
465 Propagate 'data' argument to walk_tree.
466 (copy_if_shared): New function.
467 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
468 (unmark_visited): New function.
469 (unshare_body): Call copy_if_shared instead of doing it manually.
470 (unvisit_body): Call unmark_visited instead of doing it manually.
472 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
474 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
475 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
477 * target-def.h (TARGET_FOLD_BUILTIN): Define to
478 hook_tree_tree_int_treep_bool_null.
479 * target.h: (struct gcc_target): Update signature of fold_builtin
481 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
482 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
483 instead of the call expression.
484 (fold_builtin_call_array): Pass n and argarray directly.
485 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
487 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
488 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
489 `i' and use it in place of `arity'.
490 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
491 Dereference `args' directly.
492 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
494 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
496 * doc/sourcebuild.texi (Effective-Target Keywords): Document
498 (Directives): Document optional dg-require-effective-target
501 2010-05-19 Richard Guenther <rguenther@suse.de>
504 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
506 2010-05-19 Richard Guenther <rguenther@suse.de>
508 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
509 * common.opt (fwhopr=): New.
510 * opts.c (common_handle_option): Handle OPT_fwhopr.
511 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
512 * collect2.c (main): Match -fwhopr*.
513 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
514 Execute ltrans stage in parallel when jobs is bigger than 1.
516 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
518 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
519 pentiumpro on Solaris 8/x86 with Sun as.
520 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
522 (gcc_cv_as_ix86_quad): Check for .quad directive.
523 * configure: Regenerate.
524 * config.in: Regenerate.
525 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
527 2010-05-19 Martin Jambor <mjambor@suse.cz>
529 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
530 also for indirect edges. Actual printing moved...
531 (ipa_print_node_jump_functions_for_edge): ...here.
532 (ipa_compute_jump_functions): Renamed to
533 ipa_compute_jump_functions_for_edge and made static.
534 (ipa_compute_jump_functions): New function.
535 (make_edge_direct_to_target): Check if the number of arguments on
536 the newly direct edge is the same as the number of parametrs of
538 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
539 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
540 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
541 analysis functions unconditionally, call the new
542 ipa_analyze_params_uses on the node instead of every edge.
544 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
546 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
548 (dump_mem_ref): Adopt debug code to handle a tree as step. This
549 also checks for a constant int vs. non-constant but
550 loop-invariant steps.
551 (find_or_create_group): Change the sort algorithm to only consider
552 steps that are constant ints.
553 (idx_analyze_ref): Adopt code to handle a tree instead of a
554 HOST_WIDE_INT for step.
555 (gather_memory_references_ref): Handle tree instead of int and be
556 prepared to see a NULL_TREE.
557 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
558 prefetches if the step cannot be calculated at compile time.
559 (issue_prefetch_ref): Issue prefetches for non-constant but
560 loop-invariant steps.
562 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
565 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
567 * tree.h (build_call_list): Remove.
568 * tree.c (build_call_list): Remove.
570 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
572 * tree.h (build_call_list): Remove.
573 * tree.c (build_call_list): Remove.
575 2010-05-18 Jan Hubicka <jh@suse.cz>
577 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
579 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
581 PR rtl-optimization/43332
582 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
584 2010-05-18 Anatoly Sokolov <aesok@post.ru>
586 * tree.h (build_int_cstu): Implement as static inline.
587 * tree.c (build_int_cstu): Remove function.
588 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
591 2010-05-18 Richard Guenther <rguenther@suse.de>
594 * lto-wrapper.c (verbose): New variable. Initialize from -v.
595 (debug): Initialize from -save-temps.
596 (collect_execute): Print command-line when verbose.
597 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
598 for ltrans invocation. Produce -dumpbase flag again.
599 (process_args): Remove.
601 * collect2.c (maybe_run_lto_and_relink): Only pass object
602 files to lto-wrapper.
603 * gcc.c (LINK_COMMAND_SPEC): Likewise.
605 2010-05-18 Jan Hubicka <jh@suse.cz>
607 * opts.c (decode_options): Do not disable whopr at ipa_cp.
608 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
610 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
613 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
615 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
618 2010-05-18 Jakub Jelinek <jakub@redhat.com>
621 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
624 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
626 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
627 lto-macho as lto_binary_reader.
629 * darwin.c (darwin_asm_named_section): Do not add assembler comment
630 after .section directive; just print it before the directive instead.
632 2010-05-17 Jan Hubicka <jh@suse.cz>
634 * cgraph.c (cgraph_create_virtual_clone): Only check
635 versionable_function_p when not in wpa and checking is enabled.
636 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
637 there are no more functions to materialize.
639 2010-05-17 Jan Hubicka <jh@suse.cz>
641 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
642 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
644 (output_cgraph): Call output_cgraph_opt_summary.
645 (input_cgrpah): Call input_cgraph_opt_summary.
646 (output_cgraph_opt_summary_p, output_node_opt_summary,
647 input_node_opt_summary, input_cgraph_opt_section): New functions.
648 * lto-section-in.c (lto_section_name): Add cgraphopt.
649 * tree-inline.c (tree_function_versioning): Handle parm_num.
650 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
651 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
653 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
655 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
656 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
657 the insn to prefetch ratio heuristic to loops with known trip count.
659 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
661 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
662 (schedule_prefetches): Do not generate a prefetch if the unroll factor
663 is far from what is required by the prefetch.
665 2010-05-17 Jan Hubicka <jh@suse.cz>
667 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
668 (ipcp_estimate_growth): Likewise.
669 (ipcp_const_param_count): Likewise.
670 (ipcp_insert_stage): Likewise.
671 * ipa-prop.c (visit_load_for_mod_analysis): New function.
672 (visit_store_addr_for_mod_analysis): Set used flag.
673 (ipa_detect_param_modifications): Set used flag for SSE params;
674 update use of walk_stmt_load_store_addr_ops.
675 (ipa_print_node_params): Print used flag.
676 (ipa_write_node_info): Stream used flag.
677 (ipa_read_node_info): Likewise.
678 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
679 (ipa_is_param_used): New function.
680 (lto_ipa_fixup_call_notes): Remove unused declaration.
682 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
685 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
686 * configure: Regenerate.
687 * config.in: Regenerate.
688 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
689 !HAVE_AS_IX86_REP_LOCK_PREFIX.
690 Don't emit whitespace.
691 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
692 (*rep_movsi): Likewise.
693 (*rep_movsi_rex64): Likewise.
694 (*rep_movqi): Likewise.
695 (*rep_movqi_rex64): Likewise.
696 (*rep_stosdi_rex64): Likewise.
697 (*rep_stossi): Likewise.
698 (*rep_stossi_rex64): Likewise.
699 (*rep_stosqi): Likewise.
700 (*rep_stosqi_rex64): Likewise.
701 (*cmpstrnqi_nz_1): Use {%;} after repz.
702 (*cmpstrnqi_nz_rex_1): Likewise.
703 (*cmpstrnqi_1): Likewise.
704 (*cmpstrnqi_rex_1): Likewise.
705 (*strlenqi_1): Use {%;} after repnz.
706 (*strlenqi_rex_1): Likewise.
707 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
708 (*sync_compare_and_swap<mode>): Likewise.
709 (sync_double_compare_and_swap<mode>): Likewise.
710 (*sync_double_compare_and_swapdi_pic): Likewise.
711 (sync_old_add<mode>): Likewise.
712 (sync_add<mode>): Likewise.
713 (sync_sub<mode>): Likewise.
714 (sync_<code><mode>): Likewise.
716 2010-05-17 Martin Jambor <mjambor@suse.cz>
718 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
719 otr_token and polymorphic.
720 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
721 (cgraph_clone_edge): Copy the above fields.
722 * tree.c (get_binfo_at_offset): New function.
723 * tree.h (get_binfo_at_offset): Declare.
724 * ipa-prop.h (enum jump_func_type): Added known_type jump function
725 type, reordered items, updated comments.
726 (union jump_func_value): Added base_type field, reordered fields.
727 (enum ipa_lattice_type): Moved down in the file.
728 (struct ipa_param_descriptor): New field polymorphic.
729 (ipa_is_param_polymorphic): New function.
730 * ipa-prop.c: Include gimple.h and gimple-fold.h.
731 (ipa_print_node_jump_functions): Print known type jump functions.
732 (compute_complex_pass_through): Renamed to...
733 (compute_complex_assign_jump_func): this.
734 (compute_complex_ancestor_jump_func): New function.
735 (compute_known_type_jump_func): Likewise.
736 (compute_scalar_jump_functions): Create known type and complex ancestor
738 (ipa_note_param_call): New parameter polymorphic, set the corresponding
739 flag in the call note accordingly.
740 (ipa_analyze_call_uses): Renamed to...
741 (ipa_analyze_indirect_call_uses): this. New parameter target, define
742 variable var only in the block where it is used.
743 (ipa_analyze_virtual_call_uses): New function.
744 (ipa_analyze_call_uses): Likewise.
745 (combine_known_type_and_ancestor_jfs): Likewise.
746 (update_jump_functions_after_inlining): Implemented handling of a
747 number of new jump function types combination.
748 (print_edge_addition_message): Removed.
749 (make_edge_direct_to_target): New function.
750 (try_make_edge_direct_simple_call): Likewise.
751 (try_make_edge_direct_virtual_call): Likewise.
752 (update_call_notes_after_inlining): Renamed to...
753 (update_indirect_edges_after_inlining): this. Moved edge creation for
754 indirect calls to try_make_edge_direct_simple_call, also calls
755 try_make_edge_direct_virtual_call for virtual calls.
756 (ipa_print_node_params): Changed the header message.
757 (ipa_write_jump_function): Stream also known type jump functions.
758 (ipa_read_jump_function): Likewise.
759 (ipa_write_indirect_edge_info): Stream new fields in
760 cgraph_indirect_call_info.
761 (ipa_read_indirect_edge_info): Likewise.
762 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
765 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
769 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
771 * tree.h (CALL_EXPR_ARGS): Delete.
772 (call_expr_arglist): Delete.
773 * tree.c (call_expr_arglist): Delete.
774 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
775 targetm.fold_builtin.
776 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
777 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
778 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
779 arglist parameter. Use CALL_EXPR_ARG.
780 (picochip_expand_builtin_3op): Likewise.
781 (picochip_expand_builtin_2opvoid): Likewise.
782 (picochip_expand_array_get): Likewise.
783 (picochip_expand_array_put): Likewise.
784 (picochip_expand_array_testport): Likewise.
785 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
787 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
789 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
790 than TREE_VALUE and TREE_CHAIN.
791 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
792 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
795 2010-05-17 Jakub Jelinek <jakub@redhat.com>
798 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
799 to have no fallthru edge.
802 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
803 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
804 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
805 add BARRIER after previous bb if needed.
807 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
809 * tree.c (build_function_type_list_1): Remove bogus assert condition.
811 2010-05-17 Alan Modra <amodra@gmail.com>
813 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
814 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
815 with copy_reg rtx param.
816 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
817 Correct cases where code for ABI_V4 did not initialise the reg
818 used to access frame. Also leave frame_reg_rtx as sp for large
819 frames that save no regs.
821 2010-05-17 Martin Jambor <mjambor@suse.cz>
824 * tree-sra.c (create_access_replacement): New parameter rename, mark
825 the replaement for renaming only when it is true.
826 (get_access_replacement): Pass true in the rename parameter of
827 create_access_replacement.
828 (get_unrenamed_access_replacement): New function.
829 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
830 replacement declaration from it.
832 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
834 * function.c (try_fit_stack_local, add_frame_space): New static
836 (assign_stack_local_1): Use them. Look for opportunities to use
837 space previously wasted on alignment.
838 * function.h (struct frame_space): New.
839 (struct rtl_data): Add FRAME_SPACE_LIST member.
840 * reload1.c (something_was_spilled): New static variable.
842 (reload): Test it in addition to testing if the frame size changed.
844 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
846 * config/s390/s390.c: Define sane prefetch settings and activate
847 flag_prefetch_loop_arrays on -O3.
848 * config/s390/s390.h: Declare that read can use write prefetch.
850 2010-05-17 Jakub Jelinek <jakub@redhat.com>
852 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
855 2010-05-16 Jan Hubicka <jh@suse.cz>
857 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
858 function body; do not check stdarg field of struct function.
860 2010-05-16 Jan Hubicka <jh@suse.cz>
862 * cgraph.c (dump_cgraph_node): Dump versionable flag.
863 * cgraph.h (cgraph_local_info): Add versionable flag.
864 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
865 (ipcp_versionable_function_p): Use it.
866 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
869 2010-05-16 Jan Hubicka <jh@suse.cz>
871 * cgraph.c (cgraph_clone_node): Take decl argument and insert
872 clone into hash when it is different from orig.
873 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
874 * cgraph.h (cgraph_clone_node): Update prototype.
875 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
876 (lto_cgraph_encoder_delete): Delete body map.
877 (lto_cgraph_encoder_size): Move to header.
878 (lto_cgraph_encoder_encode_body_p,
879 lto_set_cgraph_encoder_encode_body): New.
880 (lto_output_node): Do not take written_decls argument; output clone_of
882 (add_node_to): Add include_body_argument; call
883 lto_set_cgraph_encoder_encode_body on master of the clone.
884 (add_references): Update use of add_node_to.
885 (compute_ltrans_boundary): Likewise.
886 (output_cgraph): Do not create written_decls bitmap.
887 (input_node): Take nodes argument; stream in clone_of correctly.
888 (input_cgraph_1): Update use of input_node.
889 * lto-streamer-out.c (lto_output): Use encoder info to decide
890 what bodies to output.
891 * ipa-inline.c (cgraph_clone_inlined_nodes,
892 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
893 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
894 (lto_cgraph_encoder_size): Define here.
895 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
898 2010-05-16 Richard Guenther <rguenther@suse.de>
900 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
902 * ipa-type-escape.c (gate_type_escape_vars): Run when
903 -fipa-struct-reorg runs.
904 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
905 * common.opt (fipa-type-escape): Remove.
907 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
909 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
910 (decode_options): Likewise.
911 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
913 2010-05-16 Jan Hubicka <jh@suse.cz>
915 * ipa.c (function_and_variable_visibility): Also bring local all
918 2010-05-16 Richard Guenther <rguenther@suse.de>
920 * alias.c (nonoverlapping_memrefs_p): Remove use of
921 IPA type-escape information.
923 2010-05-16 Joseph Myers <joseph@codesourcery.com>
925 * c-common.c (c_common_reswords): Add _Static_assert for C.
926 * c-parser.c (c_token_starts_declaration,
927 c_parser_next_token_starts_declaration,
928 c_parser_static_assert_declaration_no_semi,
929 c_parser_static_assert_declaration): New.
930 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
931 Handle static assertions if static_assert_ok.
932 (c_parser_external_declaration, c_parser_declaration_or_fndef,
933 c_parser_compound_statement_nostart, c_parser_label,
934 c_parser_for_statement, c_parser_objc_methodprotolist,
935 c_parser_omp_for_loop): All callers of
936 c_parser_declaration_or_fndef changed.
937 (c_parser_struct_declaration): Handle static assertions.
938 (c_parser_compound_statement_nostart): Use
939 c_parser_next_token_starts_declaration and
940 c_token_starts_declaration to detect start of declarations.
941 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
944 2010-05-16 Anatoly Sokolov <aesok@post.ru>
946 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
947 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
948 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
949 TARGET_FUNCTION_VALUE_REGNO_P): Define.
950 (mmix_function_outgoing_value): Rename to...
951 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
952 (mmix_function_value_regno_p): Make static.
953 (mmix_libcall_value): New function.
954 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
955 mmix_function_value_regno_p): Remove declaration.
957 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
959 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
960 BUILT_IN_ALLOCA if stack checking is enabled.
962 2010-05-16 Richard Guenther <rguenther@suse.de>
964 * var-tracking.c (vars_copy_1): Inline ...
965 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
966 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
967 (variable_merge_over_cur): Adjust. Merge asserts.
968 (variable_merge_over_src): Likewise.
969 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
970 (variable_post_merge_new_vals): Merge asserts.
971 (variable_post_merge_perm_vals): Likewise.
972 (find_mem_expr_in_1pdv): Likewise.
973 (dataflow_set_different_value): Remove.
974 (onepart_variable_different_p): Merge asserts.
975 (variable_different_p): Likewise.
976 (dataflow_set_different_1): Inline ...
977 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
978 (emit_notes_for_differences_1): Merge asserts.
980 2010-05-16 Richard Guenther <rguenther@suse.de>
982 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
983 * optabs.c (libfunc_decl_hash): Likewise.
984 * varasm.c (emutls_decl): Likewise.
986 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
988 * c-decl.c: Don't include gimple.h.
989 (merge_decls): Do not copy gimple_body.
991 2010-05-15 Jason Merrill <jason@redhat.com>
993 * c.opt: Add -fnothrow-opt.
995 2010-05-15 Jan Hubicka <jh@suse.cz>
997 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
999 * passes.c (ipa_write_summaries): Write all analyzed nodes.
1001 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
1003 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
1004 * Makefile.in: Add it.
1005 Fix all other Makefile dependencies for changes below.
1006 * tree.h: Include it instead of defining VEC primitives here.
1007 * gimple.h: Likewise.
1009 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
1010 * except.h: Include vecir.h, break dependence on tree.h.
1012 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
1014 * tree-iterator.c: ...to here.
1015 * tree-iterator.h: Fix file introduction comment. Add extern markers.
1017 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
1019 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
1020 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
1021 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
1022 tree-mudflap.h, and target.h.
1023 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
1024 predict.h, tree-inline.h, gimple.h, and langhooks.h.
1025 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
1026 Add FIXME for why gimple.h is still included (should be unnecessary
1027 since GCC 4.5 gimplification unit-at-a-time).
1028 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
1029 * c-pragma.c: Add FIXME for why function.h needs to be included just
1030 for cfun, at front-end level.
1031 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
1032 Do not include ggc.h, but include vecprim.h for VEC(char).
1033 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
1034 Explain why target.h is included.
1035 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
1036 Explain why gimple.h is included.
1037 * c-ppoutput.c: Do not include tm.h.
1038 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
1039 * c-parses.c: Explain why rtl.h is included, and that this (and only
1040 this) is also why tm.h must be included.
1041 Do not include except.h.
1042 * c-lang.c: Do not include ggc.h.
1044 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
1046 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
1048 2010-05-15 Joseph Myers <joseph@codesourcery.com>
1050 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
1051 unions by default if those structs and unions have no tags. Do
1052 not condition anonymous struct and unions handling on flag_iso.
1053 Allow anonymous structs and unions for C1X.
1054 (finish_struct): Do not diagnose lack of named fields when
1055 anonymous structs and unions present for C1X. Accept flexible
1056 array members in structure with anonymous structs or unions but no
1057 directly named fields.
1058 * doc/extend.texi (Unnamed Fields): Update.
1060 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
1062 * gimple.h (compare_field_offset): Rename into...
1063 (gimple_compare_field_offset): ...this.
1064 * gimple.c (compare_field_offset): Rename into...
1065 (gimple_compare_field_offset): ...this. Compare the full access if
1066 the offset is self-referential.
1067 (gimple_types_compatible_p): Adjust for above renaming.
1068 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
1069 DECL_NONADDRESSABLE_P flag of fields before merging them.
1071 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
1073 * tree.h (ctor_to_list): Delete.
1074 * tree.c (ctor_to_list): Delete.
1076 2010-05-15 Jan Hubicka <jh@suse.cz>
1078 * ipa-reference.c: Include toplev.h
1079 (is_proper_for_analysis): Only add to all_module_statics
1081 (write_node_summary_p, stream_out_bitmap,
1082 ipa_reference_write_optimization_summary,
1083 ipa_reference_read_optimization_summary): New.
1084 (struct ipa_opt_pass_d pass_ipa_reference): Add
1085 optimization summary streaming.
1086 * lto-cgraph.c (referenced_from_this_partition_p,
1087 reachable_from_this_partition_p): New functions.
1088 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
1089 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
1090 * opts.c (decode_options): Enable ipa_reference.
1091 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
1092 * lto-streamer.h (referenced_from_this_partition_p,
1093 reachable_from_this_partition_p): Declare.
1095 2010-05-15 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/44038
1098 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
1099 taking the address of a V_C_E of a constant.
1101 2010-05-14 Jan Hubicka <jh@suse.cz>
1103 * tree.h (memory_identifier_string): Remove.
1104 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
1105 (ipa_reference_global_vars_info_d): Remove statics_not_read and
1106 statics_not_written.
1107 (ipa_reference_optimization_summary_d): New structure.
1108 (ipa_reference_optimization_summary_t): New type and vector.
1109 (ipa_reference_vars_info_d): Embedd structures instead of using
1111 (reference_vars_to_consider): Remove out of GGC space.
1112 (module_statics_escape): Remove.
1113 (global_info_obstack): Rename to ...
1114 (optimization_summary_obstack): ... this one.
1115 (initialization_status_t): Remove.
1116 (memory_identifier_string): Remove.
1117 (get_reference_vars_info): Fix indenting.
1118 (set_reference_vars_info): Likewise.
1119 (get_reference_optimization_summary): New.
1120 (set_reference_optimization_summary): New.
1121 (get_global_reference_vars_info): Remove.
1122 (ipa_reference_get_read_global): Remove.
1123 (ipa_reference_get_written_global): Remove.
1124 (ipa_reference_get_not_read_global): Update.
1125 (ipa_reference_get_not_written_global): Update.
1126 (is_proper_for_analysis): Outlaw addressable.
1127 (propagate_bits): Update for new datastructures.
1128 (analyze_variable): Remove.
1129 (init_function_info): Update for new datastructures.
1130 (clean_function_local_data): Remove.
1131 (clean_function): Remove.
1132 (copy_global_bitmap): Use optimizations_summary_obstack.
1133 (duplicate_node_data): Duplicate optimization summary only.
1134 (remove_node_data): Remove optimization summary only.
1135 (generate_summary): Do not analyze variables; do not compute
1136 module_statics_escape; do not prune solutions by it.
1137 (read_write_all_from_decl): Fix typos in comments.
1138 (propagate): Doscover readonly and nonaddressable first;
1139 update for new datastructures; share global bitmaps.
1140 * ipa-reference.h (ipa_reference_get_read_global,
1141 ipa_reference_get_written_global): Remove.
1142 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
1143 * Makefile.in: Remove ipa-refereference from GT files.
1145 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1148 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
1149 for all SYMBOL_REF_DECLs.
1151 2010-05-14 Jan Hubicka <jh@suse.cz>
1153 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
1154 (varpool_all_refs_explicit_p): New inline function.
1155 * ipa-reference.c: Update comment.
1156 (module_statics_written): Remove.
1157 (get_static_decl): Remove.
1158 (ipa_init): Do not initialize module_statics_written.
1159 (analyze_function): Likewise.
1160 (generate_summary): Likewise; do not compute module_statics_readonly
1161 and do not update variable flags.
1162 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
1163 * ipa.c: Inlucde flags.h
1164 (cgraph_local_node_p): New.
1165 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
1166 promote functions to local.
1167 (ipa_discover_readonly_nonaddressable_vars): New function.
1168 (function_and_variable_visibility): Use cgraph_local_node_p.
1169 * varpool.c (varpool_finalize_decl): Set force_output for
1170 DECL_PRESERVE_P vars.
1172 2010-05-14 Jan Hubicka <jh@suse.cz>
1174 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
1176 2010-05-14 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/44119
1179 * tree-ssa-pre.c (eliminate): Properly mark replacement of
1180 a PHI node necessary.
1182 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
1184 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
1186 2010-05-14 Jason Merrill <jason@redhat.com>
1189 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
1190 (gimple_call_set_nothrow): New.
1191 * gimple.c (gimple_build_call_from_tree): Call it.
1192 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
1195 * gimplify.c (gimplify_seq_add_stmt): No longer static.
1196 * gimple.h: Declare it.
1197 * gimple.c (gimple_build_eh_filter): No ops.
1199 2010-05-14 Jan Hubicka <jh@suse.cz>
1201 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
1202 nodes already in queue.
1203 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
1206 2010-05-14 Jakub Jelinek <jakub@redhat.com>
1209 * cfgexpand.c (expand_debug_expr): If non-memory op0
1210 has BLKmode, return NULL.
1212 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
1214 * config.gcc: Add support for --with-cpu option for bdver1.
1215 * config/i386/i386.h (TARGET_BDVER1): New macro.
1216 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
1217 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1218 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
1219 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
1220 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
1221 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
1222 (processor_type): Add PROCESSOR_BDVER1.
1223 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
1224 processor_type in config/i386/i386.h.
1225 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
1226 movaps <reg, reg> instead of movapd <reg, reg> when replacing
1227 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
1228 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
1229 to emit packed xor instead of packed double/packed integer
1230 xor for SSE and AVX when moving a zero value.
1231 * config/i386/sse.md: Add check for
1232 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
1233 movapd/movdqa for SSE and AVX.
1234 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
1235 single logical operations i.e and, or and xor instead of packed double
1236 logical operations for SSE and AVX.
1237 * config/i386/i386-c.c (ix86_target_macros_internal):
1238 Add PROCESSOR_BDVER1.
1239 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
1240 (has_fma4, has_xop): New.
1241 * config/i386/i386.c (bdver1_cost): New variable.
1242 (m_BDVER1): New macro.
1243 (m_AMD_MULTIPLE): Add m_BDVER1.
1244 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
1245 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
1246 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
1247 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
1248 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
1249 x86_tune_sse_partial_reg_dependency,
1250 x86_tune_sse_unaligned_load_optimal,
1251 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
1252 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
1253 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
1254 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
1255 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
1256 Enable/disable for bdver1.
1257 (processor_target_table): Add bdver1_cost.
1258 (cpu_names): Add bdver1.
1259 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
1260 processor_alias_table.
1261 (ix86_expand_vector_move_misalign): Change.
1262 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
1263 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
1264 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
1265 of movupd/movdqu for SSE and AVX.
1266 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
1267 (ix86_tune_adjust_cost): Add code for bdver1.
1268 (standard_sse_constant_opcode): Add check for
1269 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
1270 of packed double xor for SSE and AVX.
1272 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
1274 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
1277 2010-05-14 Tristan Gingold <gingold@adacore.com>
1279 * toplev.c (default_debug_hooks): Remove this variable.
1280 (process_options): Remove assignments to default_debug_hooks.
1282 2010-05-14 Martin Jambor <mjambor@suse.cz>
1284 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
1285 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
1286 * langhooks.h (struct lang_hooks_for_decls): Removed field
1288 * tree.c (free_lang_data): Remove assignment to
1289 lang_hooks.fold_obj_type_ref.
1290 * tree.def (OBJ_TYPE_REF): Update comment.
1292 2010-05-14 Richard Guenther <rguenther@suse.de>
1294 PR tree-optimization/44124
1295 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
1297 2010-05-14 Alan Modra <amodra@gmail.com>
1300 * config/rs6000/rs6000.c (struct machine_function): Reorder
1301 fields for better packing. Add lr_save_state.
1302 (rs6000_ra_ever_killed): Return lr_save_state if set.
1303 (rs6000_emit_eh_reg_restore): Set lr_save_state.
1305 2010-05-13 Jan Hubicka <jh@suse.cz>
1307 * varpool.c (decide_is_variable_needed): Drop code checking
1308 TREE_SYMBOL_REFERENCED.
1310 2010-05-13 Jan Hubicka <jh@suse.cz>
1312 * final.c (output_addr_const): Do not call mark_decl_referenced.
1313 * cgraphunit.c (process_function_and_variable_attributes): Use
1314 mark_needed_node dirrectly.
1315 (assemble_thunk): Do not call mark_decl_referenced.
1317 2010-05-13 Anatoly Sokolov <aesok@post.ru>
1319 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
1321 2010-05-13 Jeff Law <law@redhat.com>
1323 * ira-conflicts.c (print_allocno_conflicts): New function broken out
1325 (print_conflicts): Call print_allocno_conflicts.
1327 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1330 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1333 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1335 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1336 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1337 * config/i386/t-mingw-w32: New.
1338 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1340 2010-05-13 Martin Jambor <mjambor@suse.cz>
1342 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1344 * gimple-fold.c (get_base_binfo_for_type): New function.
1345 (gimple_get_relevant_ref_binfo): Likewise.
1346 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1347 (gimple_fold_obj_type_ref): Likewise.
1348 (fold_gimple_call): Simplify condition for folding virtual calls
1349 and call gimple_fold_obj_type_ref.
1350 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1351 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1353 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1355 * config/rs6000/rs6000-protos.h
1356 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1357 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1358 (rs6000_debug_mode_dependent_address)
1359 (rs6000_mode_dependent_address_ptr): Likewise.
1361 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1364 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1366 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1367 * tree-sra.c (create_access_replacement): Call unshare_expr before
1368 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1369 * dwarf2out.c: Include tree-flow.h.
1370 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1371 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1372 Handle DW_OP_bit_piece.
1373 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1374 construct_piece_list, adjust_piece_list): New functions.
1375 (add_var_loc_to_decl): Handle SRA optimized variables.
1376 Adjust for var_loc_note to loc field renaming.
1377 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1378 in VAR_LOCATION note.
1379 (new_loc_descr_op_bit_piece): New function.
1380 (dw_sra_loc_expr): New function.
1381 (dw_loc_list): Use it. Don't handle the last range after the
1382 loop, handle it inside of the loop. Adjust for var_loc_note
1383 to loc field renaming.
1384 (add_location_or_const_value_attribute): Only special case
1385 single entry loc lists if loc is NOTE_P. Adjust for
1386 var_loc_note to loc field renaming.
1387 (dwarf2out_var_location): Don't set newloc->var_loc_note
1388 and newloc->next here.
1390 2010-05-12 Jan Hubicka <jh@suse.cz>
1392 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1394 * cgraph.h (cgraph_only_called_directly_p,
1395 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1396 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1397 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1399 * ipa.c (cgraph_remove_unreachable_nodes): Use
1400 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1402 * tree-inline.c (copy_bb): Check address_taken flag.
1403 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1404 externally_visible flag.
1406 2010-05-12 Jason Merrill <jason@redhat.com>
1410 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1411 * sdbout.c (plain_type_1): Likewise.
1412 * dwarf2out.c (is_base_type): Likewise.
1413 (gen_type_die_with_usage): Likewise. Generate
1414 DW_TAG_unspecified_type for any LANG_TYPE.
1416 2010-05-12 Jan Hubicka <jh@suse.cz>
1418 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1420 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1421 (cgraph_clone_edge): Update.
1422 (cgraph_node_remove_callees): Remove indirect calls too.
1423 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1424 (cgraph_create_indirect_edge): Update prototype.
1425 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1426 is_proper_for_analysis.
1427 (add_new_function, visited_nodes, function_insertion_hook_holder,
1428 get_local_reference_vars_info, mark_address_taken, mark_address,
1429 mark_load, mark_store, check_asm_memory_clobber, check_call,
1430 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1431 (ipa_init): Do not initialize visited_nodes;
1432 function_insertion_hook_holder.
1433 (analyze_variable): Rewrite.
1434 (analyze_function): Rewrite.
1435 (copy_local_bitmap): Remove.
1436 (duplicate_node_dat): Do not duplicate local info.
1437 (generate_summary): Simplify to only walk cgraph.
1438 (write_node_summary_p, ipa_reference_write_summary,
1439 ipa_reference_read_summary): Remove.
1440 (propagate): Do not remove function insertion;
1442 (pass_ipa_reference): NULLify summary handling fields.
1443 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1444 (input_edge): Input ecf_flags.
1445 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1446 (update_indirect_edges_after_inlining): Ignore edges with unknown
1449 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1451 * implicit-zee.c: New file.
1452 * tree-pass.h (pass_implicit_zee): Declare.
1453 * passes.c (init_optimization_passes): Add zee pass.
1454 * common.opt (fzee): New flag.
1455 * timevar.def (TV_ZEE): Define.
1456 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1458 * Makefile.in (implicit-zee.o): Add new build file.
1460 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1461 Nathan Froyd <froydnj@codesourcery.com>
1463 * c-common.c (sync_resolve_params): Remove write-only variable.
1465 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1467 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1468 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1469 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1470 * targhooks.c (default_mode_dependent_address_p): New function.
1471 * targhooks.h (default_mode_dependent_address_p): Declare function.
1472 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1473 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1474 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1475 target hook. Change return type to bool.
1476 * recog.h: (mode_dependent_address_p): Change return type to bool.
1478 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1479 Nathan Froyd <froydnj@codesourcery.com>
1481 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1482 build_function_type_2, build_function_type_3): Remove.
1483 (mudflap_init): Use build_function_type_list.
1485 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1486 Nathan Froyd <froydnj@codesourcery.com>
1488 * coverage.c (build_fn_info_value): Call build_constructor instead of
1489 build_constructor_from_list.
1490 (build_ctr_info_value): Likewise.
1491 (build_gcov_info): Likewise.
1493 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1495 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1496 resultant constructor.
1497 (build_constructor_single): Don't set TREE_CONSTANT.
1498 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1500 2010-05-12 Jan Hubicka <jh@suse.cz>
1502 * cgraph.h (struct varpool_node): Add aux.
1503 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1504 * varpool.c (varpool_remove_node): Do not remove initializer.
1505 (varpool_reset_queue): Export.
1506 (varpool_finalize_decl): Volatile vars are forced to be output.
1507 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1509 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1510 process_references, varpool_can_remove_if_no_refs): New functions.
1511 (cgraph_remove_unreachable_nodes): Handle variables too.
1513 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1518 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1521 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1522 change value of ORT_TASK.
1523 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1524 (omp_notice_threadprivate_variable): New function.
1525 (omp_notice_variable): Call it for threadprivate variables.
1526 If enclosing ctx is a task, print enclosing task rather than
1527 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1528 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1529 if task has untied clause.
1532 * dwarf2out.c (base_type_die): Don't add name attribute here.
1533 (modified_type_die): Instead of sizetype use
1534 its underlying original type. If a DW_TAG_base_type doesn't
1535 have name added, add __unknown__.
1536 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1537 always call force_type_die instead.
1539 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1541 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1542 for __stack_chk_guard.
1544 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1546 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1547 don't call start_source_file debug hook here...
1548 (finish_options): ... but here, after outputting predefined and
1549 command line defines and undefs.
1552 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1554 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1555 optimizing away empty bb with no successors, move over its
1556 footer chain to fallthru predecessor.
1557 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1558 (rtl_split_edge): For asm goto call patch_jump_insn even if
1559 splitting fallthru edge.
1562 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1563 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1564 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1565 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1569 * c-parser.c (c_parser_expression): Mark LHS of a comma
1570 expression as read if it is a decl, handled component or
1571 COMPOUND_EXPR with that on the RHS.
1572 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1573 if it is a decl or handled component.
1575 2010-05-11 Jan Hubicka <jh@suse.cz>
1577 * lto-symtab.c (lto_symtab_free): New function.
1578 * lto-streamer.h (lto_symtab_free): Declare.
1580 2010-05-11 Jan Hubicka <jh@suse.cz>
1582 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1583 that if function is needed it is reachable.
1584 (lto_output_node): See if it the function is reachable or referenced.
1585 (output_cgraph): Update call of lto_output_node.
1586 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1588 2010-05-11 Jan Hubicka <jh@suse.cz>
1590 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1593 2010-05-11 Jan Hubicka <jh@suse.cz>
1595 PR tree-optimize/44063
1596 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1598 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1600 (estimate_function_body_sizes): Compute sizes even when disregarding.
1602 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1604 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1606 2010-05-11 Jan Hubicka <jh@suse.cz>
1608 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1609 into every boundary.
1611 2010-05-11 Jan Hubicka <jh@suse.cz>
1613 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1615 2010-05-11 Jan Hubicka <jh@suse.cz>
1617 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1618 lto_streamer_cache_delete): Put nodes into heap.
1619 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1622 2010-05-11 Jan Hubicka <jh@suse.cz>
1624 * cgraphbuild.c (cgraph_rebuild_references): New.
1625 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1627 * cgraph.h (cgraph_rebuild_references): Declare.
1628 * tree-inline.c (tree_function_versioning): Use it.
1629 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1631 2010-05-11 Jan Hubicka <jh@suse.cz>
1633 * cgraph.c: Include ipa-utils.h
1634 (cgraph_create_virtual_clone): Update references.
1635 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1637 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1639 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1640 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1643 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1645 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1647 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1649 * gcc.c (execute): For -### don't quote arguments that
1650 contain just alphanumerics and _/-. characters.
1651 * doc/invoke.texi: Document that change for -###.
1654 * df-problems.c (struct dead_debug): Add to_rescan field.
1655 (dead_debug_init): Clear to_rescan field.
1656 (dead_debug_finish): Rescan all debug insns in to_rescan
1657 bitmap and free the bitmap.
1658 (dead_debug_insert_before): Instead of rescanning debug insns
1659 immediately queue their rescanning until dead_debug_finish.
1660 (df_note_bb_compute): After dead_debug_add do continue instead
1663 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1666 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1667 clear also INSN_REG_USE_LIST.
1669 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1671 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1673 2010-05-10 Jan Hubicka <jh@suse.cz>
1675 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1678 2010-05-10 Jan Hubicka <jh@suse.cz>
1680 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1682 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1683 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1684 (lto_streamer_cache_create): Init alloc pool.
1685 (lto_streamer_cache_delete): Free alloc pool.
1686 * lto-streamer.h: Include alloc pool.
1687 (lto_streamer_cache_d): Use alloc pool.
1688 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1690 2010-05-10 Jan Hubicka <jh@suse.cz>
1692 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1693 * cgraphbuild.c: Include except.h
1694 (record_type_list, record_eh_tables): New function.
1695 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1697 2010-05-10 Jan Hubicka <jh@suse.cz>
1699 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1700 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1703 2010-05-10 Michael Matz <matz@suse.de>
1705 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1706 (can_reassociate_p): Use FLOAT_TYPE_P.
1707 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1708 (vect_force_simple_reduction): ... this.
1709 * tree-parloops.c (gather_scalar_reductions): Use
1710 vect_force_simple_reduction.
1711 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1712 vect_is_simple_reduction, add modify argument, if true rewrite
1713 "a-b" into "a+(-b)".
1714 (vect_is_simple_reduction, vect_force_simple_reduction): New
1716 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1718 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1719 Vladimir Makarov <vmakarov@redhat.com>
1721 PR rtl-optimization/44012
1722 * ira-build.c (remove_unnecessary_allocnos): Nullify
1723 regno_allocno_map of the removed allocno.
1725 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1727 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1729 * configure: Regenerate.
1731 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1733 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1735 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1736 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1738 * configure: Regenerate.
1740 2010-05-10 Richard Guenther <rguenther@suse.de>
1742 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1743 marked if the entry identifier is marked.
1745 2010-05-10 Richard Guenther <rguenther@suse.de>
1747 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1748 (handle_fnspec_attribute): New function.
1749 * gimple.h (gimple_call_return_flags): Declare.
1750 (gimple_call_arg_flags): Likewise.
1751 * gimple.c (gimple_call_arg_flags): New function.
1752 (gimple_call_return_flags): Likewise.
1753 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1755 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1757 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1758 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1760 (make_heapvar_for): ... this new function.
1761 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1762 (handle_lhs_call): Likewise.
1763 (find_func_aliases): Adjust.
1765 2010-05-10 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/44050
1768 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1770 2010-05-10 Wei Guozhi <carrot@google.com>
1773 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1775 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1778 * c-typeck.c (lookup_field): Take a type directly. Update
1780 (build_component_ref): Update call to lookup_field.
1781 (set_init_label): Use lookup_field to find initialized field.
1782 Handle returned list of fields like a sequence of designators.
1784 2010-05-09 Richard Guenther <rguenther@suse.de>
1787 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1788 handle &FUNCTION_DECL.
1790 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1793 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1794 structures and unions recursively.
1795 (detect_field_duplicates): Move duplicate detection with a hash to
1796 detect_field_duplicates_hash. Always use a hash if anonymous
1797 structures or unions are present.
1798 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1801 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1805 detect Atom, Core 2 and Core i7.
1807 2010-05-09 Richard Guenther <rguenther@suse.de>
1809 * gcc.c (store_arg): Handle temporary file deletion for
1812 2010-05-09 Richard Guenther <rguenther@suse.de>
1815 * ipa-inline.c (estimate_function_body_sizes): Return after
1816 disregarding inline limits.
1818 2010-05-09 Richard Guenther <rguenther@suse.de>
1820 * gcc.c (store_arg): Revert last change.
1822 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1825 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1826 (optimize_ops_list): Call it.
1828 2010-05-08 Richard Guenther <rguenther@suse.de>
1830 PR tree-optimization/44030
1831 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1832 NECESSARY flag if we propagate from a inserted expression.
1834 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1836 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1837 domain types as equal if they are both PLACEHOLDER_EXPRs.
1839 2010-05-08 Richard Guenther <rguenther@suse.de>
1841 * lto-wrapper.c (run_gcc): Remove linker output from
1842 command line for LTRANS invocation.
1844 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1846 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1847 lto-macho as lto_binary_reader.
1848 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1849 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1850 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1851 in lto_start and lto_end calls.
1852 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1854 (scan_prog_file): Update is_elf_or_coff call.
1855 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1857 * collect2.c (main): Fix enum comparison.
1859 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1861 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1862 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1863 and TARGET_ASM_LTO_END.
1864 * darwin.c: Include obstack.h and lto-streamer.h.
1865 (lto_section_names_offset, lto_section_names_obstack,
1866 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1868 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1869 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1870 to a temporary file.
1871 (darwin_asm_lto_end): New function. Restore asm_out_file.
1872 (darwin_asm_named_section): For LTO sections, replace the name with
1873 the offset of the section name in a string table, and build this
1875 (darwin_file_start): Initialize global vars for LTO support.
1876 (darwin_file_end): If output to asm_out_file was redirected, append it
1877 to the proper asm_out_file here. Add the section names section.
1879 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1881 * c-pragma.c (pending_weak_d, pending_weak): New.
1882 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1883 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1884 handle_pragma_weak): Update the uses of pending_weaks.
1886 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1888 PR documentation/44016
1889 * doc/standards.texi (Standards): Link to unversioned
1890 cxx0x_status.html page.
1892 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1895 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1896 in addition to TREE_USED, to avoid "set but unused" warnings.
1898 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1900 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1901 (is_loop_prefetching_profitable): Do not insert prefetches
1902 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1903 times the prefetch ahead distance.
1905 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1907 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1908 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1909 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1912 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1914 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1915 a diagnostic info when the insn-to-mem ratio is too small.
1917 2010-05-07 Richard Guenther <rguenther@suse.de>
1919 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1921 (store_arg): Queue temp_filename for deletion instead of
1924 2010-05-07 Richard Guenther <rguenther@suse.de>
1926 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1927 (run_gcc): Handle LTRANS phase invocation.
1928 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1930 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1932 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1933 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1935 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1937 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1939 2010-05-07 Richard Guenther <rguenther@suse.de>
1941 PR tree-optimization/44020
1942 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1943 code when PRE is not yet initialized.
1945 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1947 * config/mips/dbxmdebug.h: Remove.
1948 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1950 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1952 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1953 with null pointer and also warn about ordered comparison of zero with
1956 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1958 * graphite-blocking.c
1959 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1960 * graphite-clast-to-gimple.c
1961 (clast_to_gcc_expression): Same.
1962 (precision_for_value): Same.
1963 (precision_for_interval): Same.
1964 (gcc_type_for_interval): Same.
1965 (graphite_create_new_guard): Same.
1966 (compute_bounds_for_level): Same.
1967 (graphite_create_new_loop_guard): Same.
1968 * graphite-interchange.c
1969 (build_linearized_memory_access): Same.
1970 (pdr_stride_in_loop): Same.
1971 (memory_strides_in_loop_1): Same.
1972 (memory_strides_in_loop): Same.
1973 (extend_scattering): Same.
1974 (psct_scattering_dim_for_loop_depth): Same.
1975 (pbb_number_of_iterations): Same.
1977 (debug_iteration_domains): Same.
1979 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1980 (ppl_set_inhomogeneous_gmp): Same.
1981 (ppl_strip_loop): Same.
1982 (ppl_lexico_compare_linear_expressions): Same.
1983 (ppl_read_polyhedron_matrix): Same.
1984 (ppl_max_for_le_pointset): Same.
1986 (ppl_read_polyhedron_matrix): Same.
1987 (tree_int_to_gmp): Same.
1988 (gmp_cst_to_tree): Same.
1989 (ppl_set_inhomogeneous): Same.
1990 (ppl_set_inhomogeneous_tree): Same.
1991 (ppl_set_coef): Same.
1992 (ppl_set_coef_tree): Same.
1993 * graphite-sese-to-poly.c
1994 (build_pbb_scattering_polyhedrons): Same.
1995 (build_scop_scattering): Same.
1996 (scan_tree_for_params_right_scev): Same.
1997 (scan_tree_for_params): Same.
1998 (find_params_in_bb): Same.
1999 (find_scop_parameters): Same.
2000 (add_upper_bounds_from_estimated_nit): Same.
2001 (build_loop_iteration_domains): Same.
2002 (add_condition_to_domain): Same.
2003 (pdr_add_memory_accesses): Same.
2005 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
2007 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
2008 CLooG's value_* macros to their respective mpz_* counterparts.
2009 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
2010 (graphite_create_new_loop_guard): Same.
2011 * graphite-interchange.c (build_linearized_memory_access): Same.
2012 (pdr_stride_in_loop): Same.
2013 (memory_strides_in_loop_1): Same.
2014 (1st_interchange_profitable_p): Same.
2015 * graphite-poly.c (extend_scattering): Same.
2016 (psct_scattering_dim_for_loop_depth): Same.
2017 (pbb_number_of_iterations): Same.
2018 (pbb_number_of_iterations_at_time): Same.
2019 * graphite-poly.h (new_1st_loop): Same.
2020 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
2021 (oppose_constraint): Same.
2022 (insert_constraint_into_matrix): Same.
2023 (ppl_set_inhomogeneous_gmp): Same.
2024 (ppl_set_coef_gmp): Same.
2025 (ppl_strip_loop): Same.
2026 (ppl_lexico_compare_linear_expressions): Same.
2027 (ppl_max_for_le_pointset): Same.
2028 (ppl_min_for_le_pointset): Same.
2029 (ppl_build_realtion): Same.
2030 * graphite-ppl.h (gmp_cst_to_tree): Same.
2031 (ppl_set_inhomogeneous): Same.
2032 (ppl_set_inhomogeneous_tree): Same.
2033 (ppl_set_coef): Same.
2034 (ppl_set_coef_tree): Same.
2035 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
2036 (build_scop_scattering): Same.
2037 (add_value_to_dim): Same.
2038 (scan_tree_for_params_right_scev): Same.
2039 (scan_tree_for_params_int): Same.
2040 (scan_tree_for_params): Same.
2041 (find_params_in_bb): Same.
2042 (find_scop_parameters): Same.
2043 (add_upper_bounds_from_estimated_nit): Same.
2044 (build_loop_iteration_domains): Same.
2045 (create_linear_expr_from_tree): Same.
2046 (add_condition_to_domain): Same.
2047 (pdr_add_memory_accesses): Same.
2049 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
2050 Jason Merrill <jason@redhat.com>
2052 * c-common.c (c_common_reswords): Add nullptr.
2053 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
2054 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
2055 (gen_type_die_with_usage): Likewise.
2056 * dbxout.c (dbxout_type): Likewise.
2057 * sdbout.c (plain_type_1): Likewise.
2059 2010-05-06 Jason Merrill <jason@redhat.com>
2061 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
2062 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
2064 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
2066 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
2067 stripping WITH_SIZE_EXPR.
2068 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
2071 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2073 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
2074 list of obsolete configurations.
2075 Disabled check for obsolete configurations.
2076 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
2077 Removed support for previous versions.
2078 * config/mips/iris.h: Removed.
2079 * config/mips/iris5.h: Removed.
2080 * config/mips/iris6.h: Merged old iris.h contents.
2081 (TARGET_IRIX): Removed.
2082 (DRIVER_SELF_SPECS): Removed mabi=32.
2083 (IDENT_ASM_OP): Removed undef.
2084 (STARTFILE_SPEC): Removed mabi=32.
2085 (ENDFILE_SPEC): Likewise.
2086 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
2087 (MACHINE_TYPE): Update for IRIX 6.5.
2088 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
2089 TARGET_IRIX by TARGET_IRIX6.
2090 (mips_file_start): Likewise.
2091 (mips_output_external): Remove IRIX 5/6 O32 support.
2092 (mips_output_function_prologue): Likewise.
2093 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
2095 (TARGET_CPU_CPP_BUILTINS): Likewise.
2096 (TARGET_IRIX): Removed.
2097 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
2098 (MULTILIB_DIRNAMES): Removed 32.
2099 (MULTILIB_OSDIRNAMES): Removed ../lib.
2100 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
2101 (Specific, mips-sgi-irix5): Document removal.
2102 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
2103 Remove references to older IRIX 6 releases and the O32 ABI.
2105 2010-05-06 Jakub Jelinek <jakub@redhat.com>
2108 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
2109 instead of DF_REF_REAL_REG.
2111 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
2114 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
2115 handling to still return true for x64 targets.
2117 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2119 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
2121 2010-05-06 Jan Hubicka <jh@suse.cz>
2123 PR tree-optimization/43791
2124 * ipa-inline.c (update_caller_keys): Remove bogus
2125 disregard_inline_limits check.
2127 2010-05-06 Michael Matz <matz@suse.de>
2129 PR tree-optimization/43984
2130 * tree-ssa-pre.c (inserted_phi_names): Remove.
2131 (inserted_exprs): Change to bitmap.
2132 (create_expression_by_pieces): Set bits, don't append to vector.
2133 (insert_into_preds_of_block): Don't handle inserted_phi_names.
2134 (eliminate): Don't look at inserted_phi_names, remove deleted
2135 insns from inserted_exprs.
2136 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
2137 (init_pre, fini_pre): Allocate and free bitmaps.
2138 (execute_pre): Insert insns on edges before elimination.
2140 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
2142 * tree.c (initializer_zerop): Handle STRING_CST.
2144 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
2147 * doc/invoke.texi (Wimplicit): Document as C only.
2148 * opts.c (common_handle_option): Add argument kind.
2149 (handle_option): Rename as read_cmdline_option. Factor out code to...
2150 (handle_option): ... here. New.
2151 (handle_options): Rename as read_cmdline_options.
2152 (decode_options): Update call.
2153 (set_option): Use option index instead of option pointer. Classify
2154 diagnostics correctly.
2155 (enable_warning_as_error): Call handle_option.
2156 * opts.h (set_option): Update declaration.
2157 (handle_option): Declare.
2158 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
2159 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
2160 * c-opts.c (set_Wimplicit): Delete.
2161 (c_family_lang_mask): New static constant.
2162 (c_common_handle_option): Add argument kind. Use handle_option
2163 instead of set_Wimplicit.
2164 (c_common_post_options): warn_implicit and warn_implicit_int
2165 are disabled by default.
2166 * c-common.c (warn_implicit): Do not define here.
2167 * c-common.h (warn_implicit): Do not declare here.
2168 (c_common_handle_option): Update declaration.
2169 * lto-opts.c (lto_reissue_options): Update call to set_option.
2171 2010-05-06 Richard Guenther <rguenther@suse.de>
2173 PR tree-optimization/43571
2174 * domwalk.c (walk_dominator_tree): Walk the dominator
2175 sons in more optimal order.
2177 2010-05-06 Richard Guenther <rguenther@suse.de>
2179 PR tree-optimization/43934
2180 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
2181 (stmt_cost): Likewise.
2182 (extract_true_false_args_from_phi): New helper.
2183 (determine_max_movement): For PHI nodes verify we can hoist them
2184 and compute their cost.
2185 (determine_invariantness_stmt): Handle PHI nodes.
2186 (move_computations_stmt): Likewise. Hoist PHI nodes in
2187 if-converted form using COND_EXPRs.
2188 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
2189 (tree_ssa_lim): Likewise.
2190 * tree-flow.h (tree_ssa_lim): Adjust prototype.
2191 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
2193 2010-05-06 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/43987
2196 * tree-ssa-structalias.c (could_have_pointers): For possibly
2197 address-taken variables force pointers to be recorded.
2198 (create_variable_info_for_1): Likewise.
2199 (push_fields_onto_fieldstack): Pass in wheter all fields
2201 (find_func_aliases): Query types instead of vars whether
2202 they contain pointers where appropriate.
2204 2010-05-06 Jan Hubicka <jh@suse.cz>
2206 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
2207 (record_reference, mark_address, mark_load, mark_store): Record
2209 (record_references_in_initializer): Update call of record_references.
2210 (rebuild_cgraph_edges): Remove all references before rebuiding.
2211 * cgraph.c (cgraph_create_node): Clear ref list.
2212 (cgraph_remove_node): Remove references.
2213 (dump_cgraph_node): Dump references.
2214 (cgraph_clone_node): Clone references.
2215 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
2216 (struct cgraph_node, varpool_node): Add ref_lst.
2217 * ipa-ref.c: New file.
2218 * ipa-ref.h: New file.
2219 * ipa-ref-inline.h: New file.
2220 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
2221 (referenced_from_other_partition_p): New function.
2222 (lto_output_varpool_node): Take set arugment; call
2223 referenced_from_other_partition.
2224 (lto_output_ref): New.
2225 (add_references): New.
2227 (output_cgraph): Compute boundary based on references; output refs.
2228 (output_varpool): Accept cgraph_node_set argument.
2231 (input_cgraph): Call input_refs.
2232 * lto-section-in.c (lto_section_name): Add refs.
2233 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
2234 (ipa-ref.o): New file.
2235 * varpool.c (varpool_node): Clear ipa ref list.
2236 (varpool_remove_node): Remove references.
2237 (dump_varpool_node): Dump references.
2238 (varpool_assemble_decl): Only compile finalized ones.
2239 (varpool_extra_name_alias): Initialize ref list.
2240 * lto-streamer.c (lto-get_section_name): Add .refs section.
2241 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
2242 (referenced_from_other_partition_p): Declared.
2244 2010-05-06 Ira Rosen <irar@il.ibm.com>
2246 PR tree-optimization/43901
2247 * tree-vect-stmts.c (vectorizable_call): Assert that vector
2248 type is not NULL if it's transformation phase, and return
2249 FALSE if it's analysis.
2250 (vectorizable_conversion, vectorizable_operation,
2251 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
2253 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
2255 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2257 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
2259 * config/mips/mips-protos.h
2260 (mips_small_register_classes_for_mode_p): Delete prototype.
2262 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
2264 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
2265 * config/arm/arm.c (multiple_operation_profitable_p,
2266 compute_offset_order): New static functions.
2267 (load_multiple_sequence, store_multiple_sequence): Use them.
2268 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
2269 memory offsets, not register numbers.
2270 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
2272 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
2274 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
2275 (get_pending_sizes, put_pending_size, put_pending_sizes):
2276 Update the uses of pending_sizes.
2277 * c-decl.c (store_parm_decls): Likewise.
2278 * c-tree.h (struct c_arg_info): Likewise.
2279 * tree.h: Update the prototype for get_pending_sizes and
2282 2010-05-05 Jason Merrill <jason@redhat.com>
2285 * c-common.c (handle_aligned_attribute): Respect
2286 ATTR_FLAG_TYPE_IN_PLACE.
2289 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
2290 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2291 (TARGET_INITIALIZER): Use it.
2292 * c-common.c (attribute_takes_identifier_p): Call it.
2293 * c-common.h: Update prototype.
2294 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
2295 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
2297 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2300 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
2301 DW_ID_down_case for Fortran compilation units.
2303 2010-05-05 Jan Hubicka <jh@suse.cz>
2305 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
2308 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
2310 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
2311 a variable-sized RESULT_DECL.
2313 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
2315 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
2317 2010-05-05 Jason Merrill <jason@redhat.com>
2320 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
2322 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
2324 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
2325 Jakub Jelinek <jakub@redhat.com>
2328 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
2329 (dead_debug_init, dead_debug_finish): New functions.
2330 (dead_debug_add, dead_debug_insert_before): Likewise.
2331 (df_note_bb_compute): Initialize a dead_debug object, add dead
2332 debug uses to it, insert debug bind insns before death insns,
2333 reset debug insns that refer to pending uses at the end.
2334 * rtl.h (make_debug_expr_from_rtl): New prototype.
2335 * varasm.c (make_debug_expr_from_rtl): New function.
2337 2010-05-05 Jan Hubicka <jh@suse.cz>
2339 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2340 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2341 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2342 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2343 lto_varpool_encoder_encode_initializer_p,
2344 lto_set_varpool_encoder_encode_initializer): New functions.
2345 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2346 call output_varpool.
2347 (input_varpool_node): Do not always set analyzed.
2348 (input_cgraph_1): Return vector of cgraph nodes.
2349 (input_varpool_1): Return vector of varpools.
2350 (input_cgraph): Free the vectors.
2351 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2352 output only initializers needed.
2353 (lto_output): Only call output_cgraph.
2354 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2355 * lto-section-out.c (lto_new_out_decl_state): Initialize
2356 state->varpool_node_encoder.
2357 * lto-streamer.h (lto_varpool_encoder_d): New.
2358 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2359 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2360 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2361 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2362 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2364 (output_varpool, input_varpool): Remove declarations.
2366 2010-05-05 Jan Hubicka <jh@suse.cz>
2368 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2369 with body can prevail.
2371 2010-05-05 Jan Hubicka <jh@suse.cz>
2373 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2376 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2378 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2380 * gengtype.h (erro_at_line): Constify pos argument.
2382 * gengtype.c: Include hashtab.h.
2383 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2384 (error_at_line): Constify pos argument.
2385 (do_typedef): Initialize p->opt field.
2386 (get_file_gtfilename): Fix comment typo.
2387 (struct walk_type_data): Constify line field.
2388 (get_output_file_for_structure): New function.
2389 (write_local_func_for_structure): Constify orig_s argument.
2390 Use get_output_file_for_structure.
2391 (write_func_for_structure): Use get_output_file_for_structure.
2392 (INDENT): New define.
2393 (dump_pair, dump_type, dump_type_list, dump_typekind)
2394 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2395 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2397 (seen_types): New variable.
2398 (main): New variable do_dump. Process "-d" command line option.
2399 Call dump_everything if dump requested.
2401 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2403 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2404 in a temporary instead of invoking the macro multiple times.
2405 (track_expr_p): Likewise.
2407 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2409 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2411 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2412 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2413 conditions for printing notes.
2414 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2415 true, update documentation.
2416 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2418 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2421 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2424 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2428 (*sse_prologue_save_insn1): Likewise.
2429 (SSE prologue save splitter): Likewise.
2431 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2433 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2434 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2435 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2436 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2437 all decls. Call it on DECL_FIELD_OFFSET of fields.
2438 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2439 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2441 2010-05-04 Martin Jambor <mjambor@suse.cz>
2443 * tree-sra.c (build_access_from_expr_1): The first parameter type
2444 changed to simple tree.
2445 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2446 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2448 (build_accesses_from_assign): Removed all parameters except for a
2449 simple gimple statement. Now returns a simple bool.
2450 (scan_function): All non-analysis parts moved to separate functions
2451 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2452 parameters and updated both callers.
2453 (sra_modify_expr): Removed parameter data.
2454 (sra_modify_function_body): New function.
2455 (perform_intra_sra): Call sra_modify_function_body to modify the
2457 (replace_removed_params_ssa_names): Parameter data changed into
2459 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2460 changed the parameter dont_convert to convert with the opposite
2462 (sra_ipa_modify_assign): Parameter data changed into adjustments
2463 vector, return value changed to bool.
2464 (ipa_sra_modify_function_body): New function.
2465 (sra_ipa_reset_debug_stmts): Updated a comment.
2466 (modify_function): Use ipa_sra_modify_function_body to modify function
2469 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2472 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2473 (canon_true_dependence): Likewise.
2474 (write_dependence_p): Likewise.
2476 2010-05-04 Jan Hubicka <jh@suse.cz>
2478 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2479 * cgraphbuild.c: Include ipa-utils.h
2480 (record_reference_ctx): New struct.
2481 (record_reference): Simplify to work on initializers; not statements.
2482 (mark_address, mark_load, mark_store): New.
2483 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2485 (record_references_in_initializer): Update use of record_reference.
2486 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2489 2010-05-04 Jan Hubicka <jh@suse.cz>
2491 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2492 node will be removed anyway.
2493 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2494 relink aliases of node into prevailing node.
2495 * varpool.c (varpool_remove_node): Remove aliases properly;
2496 when removing node, remove all its aliases too; remove DECL_INITIAL
2497 of removed node; ggc_free the varpool node.
2499 2010-05-04 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/43879
2502 * tree-ssa-structalias.c (alias_get_name): Use
2503 DECL_ASSEMBLER_NAME if available.
2504 (create_function_info_for): Return the varinfo node.
2505 (ipa_pta_execute): Associate same-body aliases and extra names
2506 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2508 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2510 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2512 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2515 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2516 only if HONOR_REG_ALLOC_ORDER is not defined.
2518 2010-05-04 Richard Guenther <rguenther@suse.de>
2520 PR tree-optimization/43949
2521 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2524 2010-04-26 Jason Merrill <jason@redhat.com>
2526 * c.opt (-fstrict-enums): New.
2527 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2529 2010-05-03 David Ung <davidu@mips.com>
2530 James E. Wilson <wilson@codesourcery.com>
2532 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2533 emit the trap instruction before the divide for TUNE_74K.
2535 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2537 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2538 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2539 based on the above, for new target hook.
2541 * hooks.c (hook_bool_mode_true): New generic hook.
2542 * hooks.h (hook_bool_mode_true): Add prototype.
2544 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2546 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2547 target hook, set to hook_bool_mode_false.
2548 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2549 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2550 with targetm.small_register_classes_for_mode_p.
2551 (find_reusable_reload): Likewise.
2552 (combine_reloads): Likewise.
2553 * reload1.c (reload_as_needed): Likewise.
2554 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2555 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2556 dead_or_predicable): Likewise.
2557 * regmove.c (optimize_reg_copy_1): Likewise.
2558 * calls.c (prepare_call_address): Likewise.
2559 (precompute_register_parameters): Likewise.
2561 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2563 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2564 implementation of the hook that considers all register classes
2565 small except for SH64.
2566 (sh_override_options): Use the new hook.
2567 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2570 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2572 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2573 implementation of the hook that considers all register classes
2575 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2578 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2580 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2581 implementation of the hook that considers all register classes
2583 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2586 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2588 * config/m32c/m32c.h: Likewise.
2589 * config/pdp11/pdp11.h: Likewise.
2590 * config/avr/avr.h: Likewise.
2591 * config/xtensa/xtensa.h: Likewise.
2592 * config/m68hc11/m68hc11.h: Likewise.
2593 * config/mn10300/mn10300.h: Likewise.
2594 * config/mcore/mcore.h: Likewise.
2595 * config/h8300/h8300.h: Likewise.
2596 * config/bfin/bfin.h: Likewise.
2598 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2599 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2601 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2603 * double-int.h (tree_to_double_int): Remove macro.
2604 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2605 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2606 (tree_to_double_int): New function.
2607 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2609 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2611 2010-05-03 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/43971
2614 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2615 constraints in the !flag_delete_null_pointer_checks case.
2617 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2620 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2621 result mode matches original rtl mode.
2623 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2626 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2628 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2630 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2631 when processing flag options.
2633 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2635 * gcov-iov.c (main): Change format string placeholder
2636 from %#08x to 0x%08x.
2637 * genchecksum.c (dosum): Change format string placeholder
2638 from %#02x to 0x%02x.
2640 2010-05-02 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/43879
2643 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2645 2010-05-02 Bruno Haible <bruno@clisp.org>
2647 * doc/extend.texi (Function Attributes): Fix a typo.
2649 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2652 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2653 placeholder from 0x%x to %#x.
2654 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2655 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2656 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2657 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2658 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2659 * config/i386/i386.c (ix86_target_string): Ditto.
2660 * config/i386/i386.c (output_pic_addr_const): Ditto.
2661 (print_operand): Ditto.
2663 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2665 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2666 placeholder from 0x%x to %#x.
2667 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2668 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2669 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2670 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2671 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2672 * optc-gen.awk: Ditto.
2673 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2674 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2675 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2676 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2678 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2680 * target.h (struct calls): Add function_value_regno_p field.
2681 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2682 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2683 * targhooks.c (default_function_value_regno_p): New function.
2684 * targhooks.h (default_function_value_regno_p): Declare function.
2685 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2686 * builtins.c. (apply_result_size): (Ditto.).
2687 * combine.c. (likely_spilled_retval_p): (Ditto.).
2688 * mode-switching.c. Include 'target.h'.
2689 (create_pre_exit): Use function_value_regno_p hook.
2690 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2691 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2692 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2694 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2695 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2696 (ix86_function_value_regno_p): Declare as static, change argument
2697 type to const unsigned int.
2698 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2700 2010-05-01 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/43949
2703 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2705 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2707 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2709 * rtl.h (CONST_DOUBLE_P): Define.
2710 (rtx_to_double_int): Declare.
2711 * emit-rtl.c (rtx_to_double_int): New function.
2712 * dwarf2out.c (insert_double): New function.
2713 (loc_descriptor, add_const_value_attribute): Clean up, use
2714 rtx_to_double_int and insert_double functions.
2716 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2718 * doc/extend.texi (Inline): Add missing return keyword to examples.
2719 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2722 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2724 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2725 the variable part of the offset as well. Use highest_pow2_factor for
2726 all alignment checks.
2728 2010-04-30 Richard Guenther <rguenther@suse.de>
2730 PR tree-optimization/43879
2731 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2734 2010-04-30 Jan Hubicka <jh@suse.cz>
2736 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2738 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2740 2010-04-30 Jan Hubicka <jh@suse.cz>
2742 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2744 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2745 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2746 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2747 cgraph_node_set_needs_ltrans_p): Remove.
2749 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2751 * sdbout.c: Include vec.h, do not include varray.h.
2752 (deferred_global_decls, sdbout_global_decl,
2753 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2754 * toplev.c: Do not include varray.h.
2755 (dump_memory_report): Do not dump VARRAY statistics.
2756 * gengtype.c (open_base_file): Ignore varray.h.
2757 * Makefile.in: Update for abovementioned changes.
2758 Remove all traces of varray.c and varray.h.
2759 * varray.c: Remove file.
2760 * varray.h: Remove file.
2762 2010-04-30 Jan Hubicka <jh@suse.cz>
2764 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2767 2010-04-30 Jan Hubicka <jh@suse.cz>
2769 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2772 2010-04-30 Richard Guenther <rguenther@suse.de>
2774 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2775 constraints for CONSTRUCTOR.
2777 2010-04-30 Richard Guenther <rguenther@suse.de>
2780 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2781 first after all lowering passes.
2783 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2785 * toplev.c: Include varray.h for statistics dumping.
2786 * tree.h: Do not declare varray_head_tag.
2787 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2788 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2789 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2790 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2791 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2792 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2793 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2794 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2796 * Makefile.in: Update for abovementioned changes.
2798 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2801 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2803 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2805 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2806 Use this function to do machine-specific conversion.
2807 (picochip_legitimize_reload_address): Likewise.
2808 (picochip_legitimate_address_p): Check valid base register only if
2810 (picochip_check_conditional_copy): Check for modw only if opnd is
2812 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2813 to call the function in c.
2814 * config/picochip/picochip-protos.h
2815 (picochip_legitimize_reload_address): Define.
2816 * config/picochip/picochip.md (supported_compare1): Define.
2818 2010-04-30 Jan Hubicka <jh@suse.cz>
2820 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2821 (cgraph_global_info): Remove inlined.
2822 (LTO_cgraph_tag_names): Remove.
2823 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2824 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2825 simplify cgraph tags and document.
2826 (lto_output_node): Use only LTO_cgraph_unavail_node and
2827 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2828 for_functions_valid, global info, process and output flags.
2829 (input_overwrite_node): Initialize estimated stack size and
2830 estimated growth. Do not read flags we no longer store.
2831 (input_node): Likewise do not read info no longer stored.
2832 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2835 2010-04-30 Richard Guenther <rguenther@suse.de>
2837 PR tree-optimization/43879
2838 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2839 handle non-zero initializers.
2841 2010-04-30 Richard Guenther <rguenther@suse.de>
2843 * builtins.c (fold_builtin_1): Delete free (0).
2845 2010-04-29 Jan Hubicka <jh@suse.cz>
2847 * gengtype.c (open_base_files): Add lto-streamer.h
2848 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2849 (pass_ipa_cp): GGC collect.
2850 * toplev. (compile_file): Do not output symbols.
2851 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2852 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2853 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2854 * lto-section-in.c: Include ggc.h
2855 (lto_new_in_decl_state): Alloc in GGC.
2856 (lto_delete_in_decl_state): Likewise.
2857 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2860 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2863 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2864 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2865 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2866 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2867 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2868 account only if HONOR_REG_ALLOC_ORDER is not defined.
2869 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2870 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2872 2010-04-29 Jon Grant <04@jguk.org>
2874 * collect2.c (vflag): Change type from int to bool.
2876 (helpflag): New global bool.
2877 (main): Set vflag and debug with boolean, not integer truth values.
2878 Accept new "--help" option and output usage text if found.
2879 * collect2.h (vflag): Update prototype.
2882 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2885 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2887 2010-04-29 Richard Guenther <rguenther@suse.de>
2890 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2891 with ATTRIBUTE_UNUSED.
2893 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2897 INSN_P with NONDEBUG_INSN_P.
2898 (distance_non_agu_define): Likewise.
2899 (distance_agu_use): Likewise.
2901 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2903 From Dominique d'Humieres <dominiq@lps.ens.fr>
2905 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2908 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2910 * plugin.h (invoke_plugin_callbacks): New inline function.
2911 * plugin.c (flag_plugin_added): New global flag.
2912 (add_new_plugin): Initialize above flag.
2913 (invoke_plugin_callbacks): Rename to ...
2914 (invoke_plugin_callbacks_full): ... this.
2916 2010-04-28 Jan Hubicka <jh@suse.cz>
2918 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2919 (lto_varpool_replace_node): New.
2920 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2921 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2922 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2923 * cgraph.h (varpool_node_ptr): New type.
2924 (varpool_node_ptr): New vector.
2925 (varpool_node_set_def): New structure.
2926 (varpool_node_set): New type.
2927 (varpool_node_set): New vector.
2928 (varpool_node_set_element_def): New structure.
2929 (varpool_node_set_element, const_varpool_node_set_element): New types.
2930 (varpool_node_set_iterator): New type.
2931 (varpool_node): Add prev pointers, add used_from_other_partition,
2933 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2934 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2935 varpool_get_node, varpool_remove_node): Declare.
2936 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2937 varpool_node_set_size): New inlines.
2938 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2939 * tree-pass.h (varpool_node_set_def): Forward declare.
2940 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2941 (ipa_write_optimization_summaries): Update prototype.
2942 * ipa-cp.c (ipcp_write_summary): Update.
2943 * ipa-reference.c (ipa_reference_write_summary): Update.
2944 * lto-cgraph.c (lto_output_varpool_node): New static function.
2945 (output_varpool): New function.
2946 (input_varpool_node): New static function.
2947 (input_varpool_1): New function.
2948 (input_cgraph): Input varpool.
2949 * ipa-pure-const.c (pure_const_write_summary): Update.
2950 * lto-streamer-out.c (lto_output): Update, output varpool too.
2951 (write_global_stream): Kill WPA hack.
2952 (produce_asm_for_decls): Update.
2953 (output_alias_pair_p): Handle variables.
2954 (output_unreferenced_globals): Output only needed partition of varpool.
2955 * ipa-inline.c (inline_write_summary): Update.
2956 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2958 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2959 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2960 varpool_node_set_new, varpool_node_set_add,
2961 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2962 debug_varpool_node_set): New functions.
2963 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2964 (execute_one_pass): Process new decls too.
2965 (ipa_write_summaries_2): Pass around vsets.
2966 (ipa_write_summaries_1): Likewise.
2967 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2969 (ipa_write_optimization_summaries_1): Pass around vsets.
2970 (ipa_write_optimization_summaries): Likewise.
2971 * varpool.c (varpool_get_node): New.
2972 (varpool_node): Update doubly linked lists.
2973 (varpool_remove_node): New.
2974 (dump_varpool_node): More dumping.
2975 (varpool_enqueue_needed_node): Update doubly linked lists.
2976 (decide_is_variable_needed): Kill ltrans hack.
2977 (varpool_finalize_decl): Kill lto hack.
2978 (varpool_assemble_decl): Skip decls in other partitions.
2979 (varpool_assemble_pending_decls): Update doubly linkes lists.
2980 (varpool_empty_needed_queue): Likewise.
2981 (varpool_extra_name_alias): Likewise.
2982 * lto-streamer.c (lto_get_section_name): Add vars section.
2983 * lto-streamer.h (lto_section_type): Update.
2984 (output_varpool, input_varpool): Declare.
2986 2010-04-28 Mike Stump <mikestump@comcast.net>
2988 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2990 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2992 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2993 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2994 (lto_input_ts_type_tree_pointers): Likewise.
2995 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2996 (lto_output_ts_type_tree_pointers): Likewise.
2998 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3000 Uniquization of constants at the Tree level
3001 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
3002 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
3004 (tree_output_constant_def): Declare.
3005 * gimplify.c (gimplify_init_constructor): When using block copy, first
3006 uniquize the constant constructor on the RHS.
3007 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
3008 DECL_IN_CONSTANT_POOL flag.
3009 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
3010 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
3012 (assemble_variable): Deal with symbols belonging to the tree constant
3014 (get_constant_section): Add ALIGN parameter and simplify.
3015 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
3016 (assemble_constant_contents): Use the expression of the VAR_DECL.
3017 (output_constant_def_contents): Use the alignment of the VAR_DECL.
3018 (tree_output_constant_def): New global function.
3019 (mark_constant): Use the expression of the VAR_DECL.
3020 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
3022 (output_object_block): Likewise and assemble the expression.
3024 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
3026 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
3027 hash_tree, eq_tree): New tree hash table.
3028 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
3029 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
3030 lto_orig_address_remove): Reimplement.
3032 2010-04-28 Xinliang David Li <davidxl@google.com>
3035 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
3036 (compute_uninit_opnds_pos): New function.
3037 (is_non_loop_exit_postdominating): New function.
3038 (compute_control_dep_chain): New function.
3039 (find_pdom): New function.
3040 (convert_control_dep_chain_into_preds): New function.
3041 (find_predicates): New function.
3042 (find_control_equiv_block): New function.
3043 (collect_phi_def_edges): New function.
3044 (find_def_preds): New function.
3045 (find_dom): New function.
3046 (dump_predicates): New function.
3047 (get_cmp_code): New function.
3048 (is_value_included_in): New function.
3049 (find_matching_predicate_in_rest_chains): New function.
3050 (use_pred_not_overlap_with_undef_path_pred): New function.
3051 (is_use_properly_guarded): New function.
3052 (normalize_cond_1): New function.
3053 (is_and_or_or): New function.
3054 (normalize_cond): New function.
3055 (is_gcond_subset_of): New function.
3056 (is_subset_of_any): New function.
3057 (is_or_set_subset_of): New function.
3058 (is_and_set_subset_of): New function.
3059 (is_norm_cond_subset_of): New function.
3060 (is_pred_expr_subset_of): New function.
3061 (is_pred_chain_subset_of): New function.
3062 (is_included_in): New function.
3063 (is_superset_of): New function.
3064 (find_uninit_use): New function.
3065 (warn_uninitialized_phi): New function.
3066 (compute_possibly_undefined_names): New function.
3067 (ssa_undefined_value_p): New function.
3068 (execute_late_warn_uninitialized): New function.
3069 * tree-ssa.c (ssa_undefined_value_p): Removed.
3070 (warn_uninit): Changed to extern.
3071 (warn_uninitialized_phi): Removed.
3072 (warn_uninitialized_vars): Changed to extern.
3073 (execute_late_warn_uninitialized): Removed
3074 * tree-flow.h: Add new prototypes.
3075 * timevar.def: Add new time variable.
3076 * Makefile.in: Add new build file.
3078 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
3080 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
3083 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3086 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
3088 2010-04-28 Martin Jambor <mjambor@suse.cz>
3090 * cgraph.h (struct cgraph_node): New field indirect_calls.
3091 (struct cgraph_indirect_call_info): New type.
3092 (struct cgraph_edge): Removed field indirect_call. New fields
3093 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
3094 (cgraph_create_indirect_edge): Declare.
3095 (cgraph_make_edge_direct): Likewise.
3096 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
3097 * ipa-prop.h (struct ipa_param_call_note): Removed.
3098 (struct ipa_node_params): Removed field param_calls.
3099 (ipa_create_all_structures_for_iinln): Declare.
3100 * cgraph.c: Described indirect edges and uids in initial comment.
3101 (cgraph_add_edge_to_call_site_hash): New function.
3102 (cgraph_edge): Search also among the indirect edges, use
3103 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
3104 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
3105 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
3107 (initialize_inline_failed): Assign a reason to indirect edges.
3108 (cgraph_create_edge_1): New function.
3109 (cgraph_create_edge): Moved some functionality to
3110 cgraph_create_edge_1.
3111 (cgraph_create_indirect_edge): New function.
3112 (cgraph_edge_remove_callee): Add an assert checking for
3114 (cgraph_edge_remove_caller): Special-case indirect edges.
3115 (cgraph_remove_edge): Likewise.
3116 (cgraph_set_edge_callee): New function.
3117 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
3118 (cgraph_make_edge_direct): New function.
3119 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
3120 the declaration of the call statement matches.
3121 (cgraph_node_remove_callees): Special-case indirect edges.
3122 (cgraph_clone_edge): Likewise.
3123 (cgraph_clone_node): Clone also the indirect edges.
3124 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
3125 indirect_call, dump count of indirect_calls edges.
3126 * ipa-prop.c (iinlining_processed_edges): New variable.
3127 (ipa_note_param_call): Create indirect edges instead of
3128 creating notes. New parameter node.
3129 (ipa_analyze_call_uses): New parameter node, pass it on to
3130 ipa_note_param_call.
3131 (ipa_analyze_stmt_uses): Likewise.
3132 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
3133 (print_edge_addition_message): Work on edges rather than on notes.
3134 (update_call_notes_after_inlining): Likewise, renamed to
3135 update_indirect_edges_after_inlining.
3136 (ipa_create_all_structures_for_iinln): New function.
3137 (ipa_free_node_params_substructures): Do not free notes.
3138 (ipa_edge_duplication_hook): Propagate bits within
3139 iinlining_processed_edges bitmap.
3140 (ipa_node_duplication_hook): Do not duplicate notes.
3141 (free_all_ipa_structures_after_ipa_cp): Renamed to
3142 ipa_free_all_structures_after_ipa_cp.
3143 (free_all_ipa_structures_after_iinln): Renamed to
3144 ipa_free_all_structures_after_iinln.
3145 (ipa_write_param_call_note): Removed.
3146 (ipa_read_param_call_note): Removed.
3147 (ipa_write_indirect_edge_info): New function.
3148 (ipa_read_indirect_edge_info): Likewise.
3149 (ipa_write_node_info): Do not stream notes, do stream information
3151 (ipa_read_node_info): Likewise.
3152 (lto_ipa_fixup_call_notes): Removed.
3153 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
3154 * ipa-inline.c (pass_ipa_inline): Likewise.
3155 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
3156 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
3157 * tree-inline.c (copy_bb): Removed an unnecessary double check for
3159 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
3161 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
3162 (output_cgraph): Stream also indirect edges.
3163 (lto_output_edge): Added capability to stream indirect edges.
3164 (input_edge): Likewise.
3165 (input_cgraph_1): Likewise.
3166 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
3169 2010-04-28 Richard Guenther <rguenther@suse.de>
3171 PR tree-optimization/43879
3172 PR tree-optimization/43909
3173 * tree-ssa-structalias.c (struct variable_info): Add
3174 only_restrict_pointers flag.
3175 (new_var_info): Initialize it. Increment stats.total_vars here.
3176 (create_function_info_for): Do not increment stats.total_vars here.
3177 (get_function_part_constraint): Fix build with C++.
3178 (insert_into_field_list): Remove.
3179 (push_fields_onto_fieldstack): Properly merge fields.
3180 (create_variable_info_for): Split and simplify.
3181 (create_variable_info_for_1): New piece.
3182 (intra_create_variable_infos): Properly make restrict constraints
3185 2010-04-28 Richard Guenther <rguenther@suse.de>
3188 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
3190 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
3191 Jan Hubicka <hubicka@ucw.cz>
3193 * doc/invoke.texi (-Wsuggest-attribute=const,
3194 -Wsuggest-attribute=pure): Document.
3195 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
3196 (function_always_visible_to_compiler_p,
3197 suggest_attribute, warn_function_pure, warn_function_const):
3199 (check_call): Improve debug info.
3200 (analyze_function): Do not check availability.
3201 (add_new_function): Check availability.
3202 (propagate): Output warnings.
3203 (skip_function_for_local_pure_const): New function.
3204 (local_pure_const): Use it; output warnings.
3205 * common.opt (Wsuggest-attribute=const,
3206 Wsuggest-attribute=pure): New.
3208 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3210 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
3211 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
3212 or DW_CFA_def_cfa_offset{,_sf}.
3214 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3216 * tree.h: Fix truncated long macros.
3218 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
3220 * collect2.c (TARGET_64BIT): Redefine to target's default.
3221 * tlink.c: Likewise.
3222 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
3223 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
3224 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
3225 for underscoring __USER_LABEL_PREFIX__.
3226 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
3227 (SUB_LINK_ENTRY32): New.
3228 (SUB_LINK_ENTRY64): New.
3229 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
3230 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
3231 (SUB_LINK_ENTRY64): New.
3232 (SUB_LINK_ENTRY): New.
3233 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
3234 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
3235 x64 target is choosen.
3236 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
3237 * configure: Regenerated.
3238 * configure.ac (leading-mingw64-underscores): Option added.
3240 2010-04-27 Jan Hubicka <jh@suse.cz>
3242 * doc/invoke.texi (-fipa-profile): Document.
3243 * opts.c (decode_options): Enable ipa-profile at -O1.
3244 * timevar.def (TV_IPA_PROFILE): Define.
3245 * common.opt (fipa-profile): Add.
3246 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
3248 (cgraph_propagate_frequency): Handle only local ones.
3249 * tree-pass.h (pass_ipa_profile): Declare.
3250 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
3251 (pass_ipa_profile): Use TV_IPA_PROFILE.
3252 * ipa.c (ipa_profile): New function.
3253 (gate_ipa_profile): Likewise.
3254 (pass_ipa_profile): New global variable.
3255 * passes.c (pass_ipa_profile): New.
3257 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
3259 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
3261 2010-04-27 Martin Jambor <mjambor@suse.cz>
3264 * ipa.c (dissolve_same_comdat_group_list): New function.
3265 (function_and_variable_visibility): Call
3266 dissolve_same_comdat_group_list when comdat group contains external or
3268 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
3269 lists are circular and that they contain only DECL_ONE_ONLY nodes.
3271 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
3273 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
3274 (const_hash_1) <VECTOR_CST>: New case.
3275 (compare_constant) <VECTOR_CST>: Likewise.
3276 <ADDR_EXPR>: Deal with LABEL_REFs.
3277 (copy_constant) <VECTOR_CST>: New case.
3279 2010-04-27 Jan Hubicka <jh@suse.cz>
3281 * cgraph.c (cgraph_propagate_frequency): New function.
3282 * cgraph.h (cgraph_propagate_frequency): Declare.
3283 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
3284 cgraph_propagate_frequency.
3286 2010-04-27 Jakub Jelinek <jakub@redhat.com>
3288 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
3290 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
3293 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
3294 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
3295 here to determine which regs to push and how much stack to reserve.
3297 2010-04-27 Jie Zhang <jie@codesourcery.com>
3299 * doc/gimple.texi (gimple_statement_with_ops): Remove
3300 addresses_taken field.
3301 (gimple_statement_with_memory_ops): Likewise.
3303 2010-04-27 Jan Hubicka <jh@suse.cz>
3305 * tree-inline.c (eni_inlining_weights): Remove.
3306 (estimate_num_insns): Special case more builtins.
3308 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
3311 * c-typeck.c (build_binary_op): Move forward check for comparison
3312 pointer with null pointer constant and adjust the diagnostic message.
3314 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
3317 * configure.ac (gcc_cv_as_section_has_align): Set if installed
3318 binutils supports extended .section directive needed by LTO, or
3319 warn if older binutils found.
3320 (LTO_BINARY_READER): New AC_SUBST'd variable.
3321 (LTO_USE_LIBELF): Likewise.
3322 * gcc/config.gcc (lto_binary_reader): New target-specific configure
3324 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
3325 (LTO_USE_LIBELF): Likewise.
3326 * configure: Regenerate.
3328 * collect2.c (is_elf): Rename from this ...
3329 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
3330 object files in addition to ELF-formatted ones.
3331 (scan_prog_file): Caller updated. Also allow for LTO info marker
3332 symbol to be prefixed or not by an extra underscore.
3334 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3335 * config/i386/winnt.c: Also #include lto-streamer.h
3336 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3338 (i386_pe_asm_output_aligned_decl_common): Add comment.
3339 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3341 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3344 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3345 Add missing earlyclobber for second alternative.
3347 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3349 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3350 bits for artificial defs at the top of the block.
3351 * fwprop.c (single_def_use_enter_block): Don't call it.
3353 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3356 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3357 instead of "$gcc_cv_objdump -T".
3358 Use "-undefined dynamic_lookup" on darwin.
3359 * gcc/configure: Regenerate.
3361 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3364 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3366 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3368 * c-parser.c (struct c_token): Move location field up.
3369 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3370 (struct c_declspecs): Convert typespec_word, storage_class, and
3371 default_int_p into bitfields.
3372 (struct c_declarator): Move loc field up.
3374 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3376 * cfgloop.h (struct loop): Move can_be_parallel field up.
3377 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3378 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3380 (struct iv_cand): Convert pos field into a bitfield.
3381 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3383 (struct _stmt_vec_info): Shuffle fields for better packing.
3385 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3387 * varasm.c (IN_NAMED_SECTION): Remove guard.
3388 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3389 (IN_NAMED_SECTION_P): ...this.
3390 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3391 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3393 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3395 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3396 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3397 of shadowing it. Fix comments.
3399 2010-04-26 Jan Hubicka <jh@suse.cz>
3401 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3402 (cgraph_clone_node): Copy function frequency.
3403 * cgraph.h (node_frequency): New enum
3404 (struct cgraph_node): Add.
3405 * final.c (rest_of_clean_state): Update.
3406 * lto-cgraph.c (lto_output_node): Output node frequency.
3407 (input_overwrite_node): Input node frequency.
3408 * tre-ssa-loop-ivopts (computation_cost): Update.
3409 * lto-streamer-out.c (output_function): Do not output function
3411 * predict.c (maybe_hot_frequency_p): Update and handle functions
3413 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3415 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3416 (compute_function_frequency): Set noreturn functions to be executed
3418 (choose_function_section): Update.
3419 * lto-streamer-in.c (input_function): Do not input function frequency.
3420 * function.c (allocate_struct_function): Do not initialize function
3422 * function.h (function_frequency): Remove.
3423 (struct function): Remove function frequency.
3424 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3425 (try_update): Update.
3426 * tree-inline.c (initialize_cfun): Do not update function frequency.
3427 * passes.c (pass_init_dump_file): Update.
3428 * i386.c (ix86_compute_frame_layout): Update.
3429 (ix86_pad_returns): Update.
3431 2010-04-26 Jie Zhang <jie@codesourcery.com>
3433 PR tree-optimization/43833
3434 * tree-vrp.c (range_int_cst_p): New.
3435 (range_int_cst_singleton_p): New.
3436 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3437 when both operands are constants. Use range_int_cst_p in
3440 2010-04-26 Jan Hubicka <jh@suse.cz>
3442 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3444 2010-04-26 Richard Guenther <rguenther@suse.de>
3447 * gimple.c (gimple_decl_printable_name): Deal gracefully
3448 with a NULL DECL_NAME.
3450 2010-04-26 Richard Guenther <rguenther@suse.de>
3453 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3454 if emitting debug information and it is either a function
3455 or a namespace decl.
3457 2010-04-26 Ira Rosen <irar@il.ibm.com>
3459 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3460 determine if the statement is vectorizable, and a macro to access it.
3461 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3462 Skip statements that can't be vectorized. If the analysis fails,
3463 mark the statement as unvectorizable if vectorizing basic block.
3464 (vect_compute_data_refs_alignment): Likewise.
3465 (vect_verify_datarefs_alignment): Skip statements marked as
3466 unvectorizable. Add print.
3467 (vect_analyze_group_access): Skip statements that can't be
3468 vectorized. If the analysis fails, mark the statement as
3469 unvectorizable if vectorizing basic block.
3470 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3471 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3472 generated stmts for SLP.
3473 (new_stmt_vec_info): Initialize the new field.
3474 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3475 statements marked as unvectorizable.
3477 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3479 * c-common.c (flag_isoc1x): New.
3480 (flag_isoc99): Update comment.
3481 * c-common.h (flag_isoc1x): New.
3482 (flag_isoc99): Update comment.
3483 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3484 __<type>_DECIMAL_DIG__.
3485 * c-opts.c (set_std_c1x): New.
3486 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3487 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3488 * c.opt (-std=c1x, -std=gnu1x): New options.
3489 * doc/cpp.texi: Mention -std=c1x.
3490 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3491 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3492 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3493 * doc/standards.texi: Mention C1X.
3494 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3495 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3496 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3499 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3501 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3502 placeholder from 0x%x to %#x.
3503 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3504 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3505 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3506 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3507 * config/i386/i386.c (ix86_target_string): Ditto.
3508 (output_pic_addr_const): Ditto.
3509 (print_operand): Ditto.
3511 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3513 * combine.c (find_split_point): Add third argument. Use it
3514 to find nested multiply-accumulate instructions. Adjust calls.
3515 (try_combine): Adjust call to find_split_point.
3517 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3519 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3521 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3523 PR tree-optimization/41442
3524 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3525 (fold_binary_loc): Call it.
3527 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3529 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3530 * opts.c (common_handle_option): Allow disabling it.
3531 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3533 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3535 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3536 between modes if both types are integral.
3538 2010-04-23 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/43572
3541 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3543 2010-04-23 Richard Guenther <rguenther@suse.de>
3546 * tree-inline.c (tree_can_inline_p): Also check compatibility
3549 2010-04-23 Martin Jambor <mjambor@suse.cz>
3551 PR tree-optimization/43846
3552 * tree-sra.c (struct access): New flag grp_assignment_read.
3553 (build_accesses_from_assign): Set grp_assignment_read.
3554 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3555 (enum mark_read_status): New type.
3556 (analyze_access_subtree): Propagate grp_assignment_read, create
3557 accesses also if both direct_read and root->grp_assignment_read.
3559 2010-04-23 Martin Jambor <mjambor@suse.cz>
3562 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3563 function does not have type attributes.
3565 2010-04-23 Richard Guenther <rguenther@suse.de>
3568 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3571 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3573 * sese.h (create_if_region_on_edge): Remove.
3575 * sese.c (create_if_region_on_edge): Make static.
3577 * tree-inline.c: Do not include ggc.h.
3579 * expr.c: Do not include ggc.h.
3581 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3584 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3587 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3588 in the middle of insns for casesi_worker_2.
3590 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3592 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3594 2010-04-22 Ira Rosen <irar@il.ibm.com>
3596 PR tree-optimization/43842
3597 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3598 loop unrolling in update of exit phis. Fix comment.
3599 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3600 least two reduction statements in the loop before starting SLP
3603 2010-04-22 Nick Clifton <nickc@redhat.com>
3605 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3607 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3609 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3612 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3614 * tree-parloops.c (loop_parallel_p): New argument
3615 parloop_obstack. Pass it down.
3616 (parallelize_loops): New variable parloop_obstack. Initialize it,
3617 pass it down, free it.
3619 * tree-loop-linear.c (linear_transform_loops): Pass down
3622 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3623 of type struct obstack *.
3625 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3626 scratch_obstack. Initialize it, pass down, free it.
3628 * lambda.h (lambda_loop_new): Remove.
3629 (lambda_matrix_new, lambda_matrix_inverse)
3630 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3631 argument of type struct obstack *.
3633 * lambda-trans.c (lambda_trans_matrix_new): New argument
3634 lambda_obstack. Pass it down, use obstack allocation for ret.
3635 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3638 * lambda-mat.c (lambda_matrix_get_column)
3639 (lambda_matrix_project_to_null): Remove.
3640 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3642 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3645 * lambda-code.c (lambda_loop_new): New function.
3646 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3647 (lambda_compute_auxillary_space, lambda_compute_target_space)
3648 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3649 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3650 (build_access_matrix): New argument lambda_obstack. Use obstack
3652 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3653 argument lambda_obstack. Pass it down.
3655 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3657 * optabs.h (expand_widening_mult): Declare.
3659 2010-04-22 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/43845
3662 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3663 lookup the CALL_EXPR function and arguments.
3665 2010-04-22 Nick Clifton <nickc@redhat.com>
3667 * config/stormy16/stormy16.c
3668 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3669 * config/stormy16/stormy16.h: Tidy up formatting.
3670 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3671 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3672 (ineqbranchsi): Delete pattern.
3673 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3674 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3675 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3676 stormy16-lib2-ucmpsi2.c.
3678 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3680 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3681 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3682 extra set merge_set_noclobber, and use it to relax the final test
3684 * df.h (df_simulate_find_noclobber_defs): Declare.
3685 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3687 (df_simulate_find_noclobber_defs): New function.
3689 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/i386.md: Use {} around multi-line preparation statements.
3693 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3695 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3696 (process_init_element): New argument of type struct obstack *.
3698 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3699 (set_init_index, set_init_label, set_nonincremental_init)
3700 (set_nonincremental_init_from_string, find_init_member)
3701 (output_init_element, output_pending_init_elements)
3702 (process_init_element): New argument braced_init_obstack. Pass it
3704 (push_range_stack, add_pending_init): New argument
3705 braced_init_obstack. Use obstack allocation.
3707 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3708 braced_init_obstack. Pass it down.
3709 (c_parser_braced_init): New variables ret, braced_init_obstack.
3710 Initialize obstack, pass it down and finally free it.
3712 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3715 * tree-pass.h (pass_optimize_widening_mul): Declare.
3716 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3717 gate_optimize_widening_mul): New static functions.
3718 (pass_optimize_widening_mul): New.
3719 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3720 <case MULT_EXPR>: Remove support for widening multiplies.
3721 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3722 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3723 simplify_gen_unary rather than directly building extensions.
3724 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3726 * expmed.c (expand_widening_mult): New function.
3727 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3729 2010-04-21 Jan Hubicka <jh@suse.cz>
3731 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3732 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3733 * lto-wpa-fixup.c: Remove.
3734 * Makefile.in (lto-wpa-fixup.o): Remove.
3735 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3736 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3737 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3739 2010-04-21 Jan Hubicka <jh@suse.cz>
3741 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3742 add write_optimization_summary, read_optimization_summary.
3743 (ipa_write_summaries_of_cgraph_node_set): Remove.
3744 (ipa_write_optimization_summaries): Declare.
3745 (ipa_read_optimization_summaries): Declare.
3746 * ipa-cp.c (pass_ipa_cp): Update.
3747 * ipa-reference.c (pass_ipa_reference): Update.
3748 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3749 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3751 * ipa-inline.c (pass_ipa_inline): Update.
3752 * ipa.c (pass_ipa_whole_program): Update.
3753 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3754 * passes.c (ipa_write_summaries_1): Do not test wpa.
3755 (ipa_write_optimization_summaries_1): New.
3756 (ipa_write_optimization_summaries): New.
3757 (ipa_read_summaries): Do not test ltrans.
3758 (ipa_read_optimization_summaries_1): New.
3759 (ipa_read_optimization_summaries): New.
3761 2010-04-21 Jan Hubicka <jh@suse.cz>
3763 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3765 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3767 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3770 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3771 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3773 2010-04-21 Jan Hubicka <jh@suse.cz>
3775 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3777 2010-04-21 Jan Hubicka <jh@suse.cz>
3779 * varpool.c (decide_is_variable_needed): Variable is always needed
3782 2010-04-21 Jan Hubicka <jh@suse.cz>
3784 * opts.c (decode_options): Enable pure-const pass for whopr.
3786 2010-04-21 Jan Hubicka <jh@suse.cz>
3788 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3789 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3791 (cgraph_decide_inlining): Do not expect callee to be removed in all
3794 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3796 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3798 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3801 amdfam10_decode attributes.
3803 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3806 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3807 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3808 (lower_copyprivate_clauses): Use private var in outer
3809 context instead of original var. Make sure the types
3810 are correct for VLAs.
3812 2010-04-21 Richard Guenther <rguenther@suse.de>
3814 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3815 to non-pointer objects.
3817 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3819 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3820 last chain entry if it starts with the still current label.
3821 (add_location_or_const_value_attribute): Check that
3822 loc_list->first->next is NULL instead of comparing ->first with ->last.
3823 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3824 to add_var_loc_to_decl.
3826 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3827 >= 4 add also address size and segment size fields into CIE header.
3829 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3830 long as address size is the same as sizeof (void *) and
3832 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3833 address size or segment size is unexpected, return DW_EH_PE_omit.
3834 (classify_object_over_fdes): If get_cie_encoding returned
3835 DW_EH_PE_omit, return -1.
3836 (init_object): If classify_object_over_fdes returned -1,
3837 pretend there were no FDEs at all.
3839 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3842 bswap{si,di}2 using SWI48 mode iterator.
3843 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3844 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3845 set modrm attribute of bswap insn to 0 and remove length attribute.
3846 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3847 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3848 set mode attribute to <MODE> and remove length attribute.
3850 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3852 PR rtl-optimization/43520
3853 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3854 zero available registers.
3856 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3858 * builtins.c (fold_builtin_cproj): Fold more cases.
3860 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3863 (fold_builtin_1): Fold builtin cproj.
3864 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3865 Use ATTR_CONST_NOTHROW_LIST.
3867 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3870 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3871 ffsi2_no_cmove for !TARGET_CMOVE.
3872 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3873 (ffssi2): Remove expander.
3874 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3876 (ctz<mode>2): Ditto from ctz{si,di}2.
3877 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3879 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3882 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3884 * dwarf2out.c (AT_linkage_name): Define.
3885 (clone_as_declaration): Handle DW_AT_linkage_name.
3886 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3887 of DW_AT_MIPS_linkage_name.
3888 (move_linkage_attr): Likewise.
3889 (dwarf2out_finish): Likewise.
3891 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3894 * fold-const.c (fold_comparison): New folding rule.
3896 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3898 * double-int.h (double_int_setbit): Declare.
3899 * double-int.c (double_int_setbit): New function.
3900 * rtl.h (immed_double_int_const): Declare.
3901 * emit-rtl.c (immed_double_int_const): New function.
3902 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3903 and immed_double_int_const functions.
3904 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3905 expand_copysign_bit): (Ditto.).
3906 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3907 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3908 * dojump.c (prefer_and_bit_test): (Ditto.).
3909 * expr.c (convert_modes, reduce_to_bit_field_precision,
3910 const_vector_from_tree): (Ditto.).
3911 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3913 2010-04-20 Jan Hubicka <jh@suse.cz>
3915 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3916 (dump_cgraph_node): Dump new flags.
3917 * cgraph.h (struct cgraph_node): Add flags
3918 reachable_from_other_partition and in_other_partition.
3919 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3920 other partition can not be removed.
3921 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3922 the other partition must be output; silence sanity checking on
3923 leaking functions bodies from other paritition.
3924 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3925 (lto_output_node): Output new flags; do not sanity check that inline
3926 clones are output; drop lto_forced_extern_inline_p code; do not mock
3927 visibility flags at partition boundaries.
3928 (add_node_to): New function.
3929 (output_cgraph): Use it to sort functions so masters appear before
3931 (input_overwrite_node): Input new flags.
3932 * passes.c (ipa_write_summaries): Do not call
3933 lto_new_extern_inline_states.
3934 * lto-section-out.c (forced_extern_inline,
3935 lto_new_extern_inline_states lto_delete_extern_inline_states,
3936 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3937 * lto-streamer.h (lto_new_extern_inline_states,
3938 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3939 lto_forced_extern_inline_p): Kill.
3941 2010-04-20 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3944 from vars that can have pointers.
3945 (process_constraint): Dump useless constraints.
3947 2010-04-20 Richard Guenther <rguenther@suse.de>
3949 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3950 (dump_sa_points_to_info): Remove asserts.
3951 (init_base_vars): nothing_id isn't an escape point nor does it
3954 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3956 * tree.h (TYPE_REF_IS_RVALUE): Define.
3957 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3958 should_move_die_to_comdat, prune_unused_types_walk): Handle
3959 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3960 (modified_type_die, gen_reference_type_die): Emit
3961 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3962 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3964 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3967 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3968 calls for -fpic -m31 if they have been sibcall optimized.
3970 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3972 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3973 ar.lc fixed and call-used.
3975 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3977 2010-04-19 Jan Hubicka <jh@suse.cz>
3979 * opts.c (decode_options): Disable whpr incompatible passes.
3980 * lto/lto.c (lto_1_to_1_map): Skip clones.
3981 (read_cgraph_and_symbols): Do not mark everything as needed.
3982 (do_whole_program_analysis): Do map only after optimizing;
3983 set proper cgraph_state; use passmanager.
3985 2010-04-19 DJ Delorie <dj@redhat.com>
3987 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3988 POINTER_PLUS_EXPR and fix them.
3990 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3992 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3993 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3994 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3995 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3996 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3997 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3998 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3999 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
4000 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
4001 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
4002 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
4004 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
4006 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
4007 (check_cond_move_block): Likewise.
4008 (cond_move_process_if_block): Likewise.
4009 (noce_find_if_block): Improve formatting.
4010 (find_if_header): Pass 0 to memset and tweak conditions.
4011 (cond_exec_find_if_block): Fix long lines and tweak conditions.
4013 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4015 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
4019 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
4020 with non-local decl doesn't need chain.
4022 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
4024 * ira-color.c (allocno_reload_assign): Avoid accumulating
4025 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
4027 2010-04-19 Martin Jambor <mjambor@suse.cz>
4029 * gimple.h (create_tmp_reg): Declare.
4030 * gimplify.c (create_tmp_reg): New function.
4031 (gimplify_return_expr): Use create_tmp_reg.
4032 (gimplify_omp_atomic): Likewise.
4033 (gimple_regimplify_operands): Likewise.
4034 * tree-dfa.c (make_rename_temp): Likewise.
4035 * tree-predcom.c (predcom_tmp_var): Likewise.
4036 (reassociate_to_the_same_stmt): Likewise.
4037 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
4038 (get_replaced_param_substitute): Likewise.
4039 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4040 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4041 * tree-ssa-pre.c (get_representative_for): Likewise.
4042 (create_expression_by_pieces): Likewise.
4043 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
4044 (create_tailcall_accumulator): Likewise.
4046 2010-04-19 Martin Jambor <mjambor@suse.cz>
4048 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
4050 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
4052 2010-04-19 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/43796
4055 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
4056 from SCEV in the lattice.
4057 (vrp_visit_phi_node): Dump change.
4059 2010-04-19 Richard Guenther <rguenther@suse.de>
4061 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
4062 * configure: Re-generated.
4064 2010-04-19 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/43783
4067 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
4068 constant ARRAY_REF operands two and three if possible.
4070 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
4075 2010-04-19 Jie Zhang <jie@codesourcery.com>
4078 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
4080 2010-04-19 Ira Rosen <irar@il.ibm.com>
4082 PR tree-optimization/37027
4083 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
4084 and macro to access it.
4085 (vectorizable_reduction): Add argument.
4086 (vect_get_slp_defs): Likewise.
4087 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
4088 statements for possible use in SLP.
4089 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
4090 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
4091 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
4093 (vectorizable_reduction): Likewise.
4094 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
4096 (vectorizable_type_demotion, vectorizable_type_promotion,
4097 vectorizable_store): Likewise.
4098 (vect_analyze_stmt): Update call to vectorizable_reduction.
4099 (vect_transform_stmt): Likewise.
4100 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
4101 (vect_build_slp_tree): Fix indentation. Check that there are no loads
4102 from different interleaving chains in same node.
4103 (vect_slp_rearrange_stmts): New function.
4104 (vect_supported_load_permutation_p): Allow load permutations for
4105 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
4106 inside SLP nodes if necessary.
4107 (vect_analyze_slp_instance): Handle reductions.
4108 (vect_analyze_slp): Try to build SLP instances originating from groups
4110 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
4111 (vect_get_constant_vectors): Create initial vectors for reductions
4112 according to reduction code. Add new argument.
4113 (vect_get_slp_defs): Add new argument, pass it to
4114 vect_get_constant_vectors.
4115 (vect_schedule_slp_instance): Remove SLP tree root statements.
4117 2010-04-19 Jakub Jelinek <jakub@redhat.com>
4119 * tree.h (ENUM_IS_SCOPED): Define.
4120 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
4121 for ENUM_IS_SCOPED enums.
4123 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
4125 * fold-const.c (fold_comparison): Use ssizetype.
4126 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
4127 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
4128 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
4129 * tree-object-size.c (compute_object_sizes): Use size_type_node.
4131 * tree.h (initialize_sizetypes): Remove parameter.
4132 (build_common_tree_nodes): Remove second parameter.
4133 * stor-layout.c (initialize_sizetypes): Remove parameter.
4134 Always create an unsigned type.
4135 (set_sizetype): Assert that the passed type is unsigned and simplify.
4136 * tree.c (build_common_tree_nodes): Remove second parameter.
4137 Adjust call to initialize_sizetypes.
4138 * c-decl.c (c_init_decl_processing): Remove second argument in call to
4139 build_common_tree_nodes.
4141 2010-04-18 Matthias Klose <doko@ubuntu.com>
4143 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
4145 2010-04-18 Ira Rosen <irar@il.ibm.com>
4147 PR tree-optimization/43771
4148 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
4149 load permutation doesn't have gaps.
4151 2010-04-18 Jan Hubicka <jh@suse.cz>
4153 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
4154 (sse_prologue_save_insn expander): Use new pattern.
4155 (sse_prologue_save_insn1): New pattern and splitter.
4156 (sse_prologue_save_insn): Update to deal also with 64bit aligned
4158 * i386.c (setup_incoming_varargs_64): Do not compute jump
4160 (ix86_gimplify_va_arg): Update alignment needed.
4161 (ix86_local_alignment): Do not align all local arrays to 128bit.
4163 2010-04-17 Jan Hubicka <jh@suse.cz>
4165 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
4167 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4169 * arm.md (negdi2): Remove redundant code to force values into a
4172 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4174 * arm/bpabi.S: Add EABI alignment attributes to objects.
4175 * arm/bpabi-v6m.S: Likewise.
4176 * arm/crti.asm: Likewise.
4177 * arm/crtn.asm: Likewise.
4178 * arm/lib1funcs.asm: Likewise.
4179 * arm/libunwind.S: Likewise.
4181 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
4183 * arm-protos.h (tune_params): New structure.
4184 * arm.c (current_tune): New variable.
4185 (arm_constant_limit): Delete.
4186 (struct processors): Add pointer to the tune parameters.
4187 (arm_slowmul_tune): New tuning option.
4188 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
4189 (all_cores): Adjust to pick up the tuning model.
4190 (arm_constant_limit): New function.
4191 (arm_override_options): Select the appropriate tuning model. Delete
4192 initialization of arm_const_limit.
4193 (arm_split_constant): Use the new constant-limit model.
4194 (arm_rtx_costs): Pick up the current tuning model.
4195 * arm.md (is_strongarm, is_xscale): Delete.
4196 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
4197 for Xscale variant architectures.
4198 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
4200 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4202 * config/arm/arm.c (arm_gen_constant): Remove unused variable
4204 (arm_rtx_costs_1): Remove unused variable extra_cost.
4205 (arm_unwind_emit_set): Use variable offset.
4206 (thumb1_output_casesi): Remove unused variable flags.
4208 2010-04-16 Jeff Law <law@redhat.com>
4210 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4211 needing assignment rather than doing a two-phase assignment. Remove
4212 unused variable 'm'.
4214 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4217 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
4219 2010-04-16 Doug Kwan <dougkwan@google.com>
4221 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
4222 (next_operand_entry_id): New static variable.
4223 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
4224 (add_to_ops_vec): Assigned unique ID to operand entry.
4225 (struct oecount_s): New field ID.
4226 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
4227 (undistribute_ops_list): Assign unique IDs to oecounts.
4228 (init_reassoc): reset next_operand_entry_id.
4230 2010-04-16 Doug Kwan <dougkwan@google.com>
4232 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
4233 missing left parenthesis.
4235 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
4237 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4238 *btdi_rex64 using SWI48 mode iterator.
4239 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
4240 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
4241 *jcc_btdi_mask_rex64.
4243 2010-04-16 Anatoly Sokolov <aesok@post.ru>
4245 * double-int.h (tree_to_double_int): Convert to macro.
4246 * double-int.c (tree_to_double_int): Remove.
4248 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4251 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
4252 with want_address 2 and in case a single element list might be
4253 possible, call it again with want_address 0.
4255 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4257 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
4258 case 'W' print operands for HI mode.
4259 * config/h8300/h8300.h (Y0, Y2) : New constraints.
4260 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
4261 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
4262 * config/h8300/predicate.md (bit_register_indirect_operand): New.
4264 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
4266 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
4267 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
4268 #xx:3 and #xx:4 mode.
4270 * config/h8300/h8300.md (inverted load with HImode dest): Add
4271 support for H8300SX.
4273 * config/h8300/predicate.md (bit_operand): Allow immediate values that
4274 satisfy 'U' constraint.
4276 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4278 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
4279 * configure: Regenerate.
4280 * config.in: Regenerate.
4281 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
4284 2010-04-16 Richard Guenther <rguenther@suse.de>
4286 * tree.h (struct tree_decl_minimal): Move pt_uid ...
4287 (struct tree_decl_common): ... here.
4288 (DECL_PT_UID): Adjust.
4289 (SET_DECL_PT_UID): Likewise.
4290 (DECL_PT_UID_SET_P): Likewise.
4292 2010-04-16 Richard Guenther <rguenther@suse.de>
4294 PR tree-optimization/43572
4295 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
4296 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
4297 * tree-flow.h (is_call_clobbered): Remove.
4298 * tree-flow-inline.h (is_call_clobbered): Likewise.
4299 * tree-dfa.c (dump_variable): Do not dump call clobber state.
4300 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
4301 (execute_return_slot_opt): Adjust.
4302 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
4303 check for call clobbered vars here.
4304 (find_tail_calls): Move tailcall verification to the
4307 2010-04-16 Diego Novillo <dnovillo@google.com>
4309 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
4311 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4314 * config/arm/arm.md (cbranchqi4): New pattern.
4315 * config/arm/predicates.md (const0_operand,
4316 cbranchqi4_comparison_operator): New predicates.
4318 2010-04-16 Richard Guenther <rguenther@suse.de>
4320 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
4321 (dump_gimple_stmt): Likewise.
4323 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
4325 * recog.h (struct recog_data): New field is_operator.
4326 (struct insn_operand_data): New field is_operator.
4327 * recog.c (extract_insn): Set recog_data.is_operator.
4328 * genoutput.c (output_operand_data): Emit code to set the
4330 * reload.c (find_reloads): Use it rather than testing for an
4331 empty constraint string.
4334 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4335 If the previous insn is a cbranchsi4_insn with the same arguments,
4336 omit the compare instruction.
4338 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4339 register, inputs must be low registers and we need a low register
4340 scratch. Handle alternative 2 like alternative 3.
4342 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4344 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4345 don't call get_addr on both. If one expression is a VALUE and
4346 the other a REG, check VALUE's locs if the REG isn't among them.
4348 2010-04-16 Christian Bruel <christian.bruel@st.com>
4350 * config/sh/sh.h (sh_frame_pointer_required): New function.
4351 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4352 (flag_omit_frame_pointer) Set.
4353 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4354 (rounded_frame_size): Adjust size with outgoing_args_size.
4355 (sh_set_return_address): Must return from stack pointer.
4356 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4357 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4358 (ACCUMULATE_OUTGOING_ARGS): Define.
4359 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4360 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4362 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4365 * config/sh/sh.c (sh_legitimize_reload_address): Use
4366 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4367 Remove a unneeded check for offset_base.
4369 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4371 * configure: Regenerated.
4373 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4375 * config/s390/s390.c (s390_call_save_register_used): Switch back
4376 to HARD_REGNO_NREGS.
4378 2010-04-15 Richard Guenther <rguenther@suse.de>
4380 * alias.c (alias_set_subset_of): Handle alias-set zero
4383 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4384 Julian Brown <julian@codesourcery.com>
4386 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4387 alternatives according to use of high and low regs.
4388 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4389 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4390 optimizing for size on Thumb-2.
4392 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4394 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4396 2010-04-15 Richard Guenther <rguenther@suse.de>
4398 * tree-ssa-structalias.c (struct variable_info): Add
4400 (new_var_info): Initialize it.
4401 (dump_constraints): Support printing last added constraints.
4402 (debug_constraints): Adjust.
4403 (dump_constraint_graph): Likewise.
4404 (make_heapvar_for): Check for NULL cfun.
4405 (get_function_part_constraint): New function.
4406 (get_fi_for_callee): Likewise.
4407 (find_func_aliases): Properly implement IPA PTA constraints.
4408 (process_ipa_clobber): New function.
4409 (find_func_clobbers): Likewise.
4410 (insert_into_field_list_sorted): Remove.
4411 (create_function_info_for): Properly allocate vars for IPA mode.
4412 Do not use insert_into_field_list_sorted.
4413 (create_variable_info_for): Properly generate constraints for
4414 global vars in IPA mode.
4415 (dump_solution_for_var): Always dump the solution.
4416 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4417 (find_what_var_points_to): Adjust.
4418 (pt_solution_set): Change.
4419 (pt_solution_ior_into): New function.
4420 (pt_solution_empty_p): Export.
4421 (pt_solution_includes_global): Adjust.
4422 (pt_solution_includes_1): Likewise.
4423 (pt_solutions_intersect_1): Likewise.
4424 (dump_sa_points_to_info): Check some invariants.
4425 (solve_constraints): Move constraint dumping ...
4426 (compute_points_to_sets): ... here.
4427 (ipa_pta_execute): ... and here.
4428 (compute_may_aliases): Do not re-compute points-to info
4429 locally if IPA info is available.
4430 (ipa_escaped_pt): New global var.
4431 (ipa_pta_execute): Properly implement IPA PTA.
4432 * tree-into-ssa.c (dump_decl_set): Support dumping
4433 decls not in referenced-vars.
4434 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4435 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4436 (dump_points_to_solution): Likewise.
4437 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4438 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4439 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4440 (copy_decl_to_var): Copy DECL_PT_UID.
4441 (copy_result_decl_to_var): Likewise.
4442 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4443 (copy_node_stat): Copy it.
4444 * tree.h (DECL_PT_UID): New macro.
4445 (SET_DECL_PT_UID): Likewise.
4446 (DECL_PT_UID_SET_P): Likewise.
4447 (struct tree_decl_minimal): Add pt_uid member.
4448 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4449 (pt_solution_empty_p): Declare.
4450 (pt_solution_set): Adjust.
4451 (ipa_escaped_pt): Declare.
4452 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4453 * gimple-pretty-print.c (pp_points_to_solution): New function.
4454 (dump_gimple_call): Dump call clobber/use information.
4455 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4456 * tree-pass.h (TDF_ALIAS): New dump option.
4457 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4458 * doc/invoke.texi (-fipa-pta): Update documentation.
4460 2010-04-15 Richard Guenther <rguenther@suse.de>
4462 * Makefile.in (OBJS-common): Add gimple-fold.o.
4463 (gimple-fold.o): New rule.
4464 * tree.h (maybe_fold_offset_to_reference,
4465 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4467 * gimple.h: ... here.
4468 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4469 may_propagate_address_into_dereference): Move prototypes ...
4470 * gimple.h: ... here.
4471 * tree-ssa-ccp.c (get_symbol_constant_value,
4472 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4473 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4474 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4475 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4476 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4477 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4478 gimplify_and_update_call_from_tree): Move ...
4479 * gimple-fold.c: ... here. New file.
4480 (ccp_fold_builtin): Rename to ...
4481 (gimple_fold_builtin): ... this.
4482 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4484 2010-04-15 Richard Guenther <rguenther@suse.de>
4486 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4487 fit_double_type, force_fit_type_double, add_double_with_sign,
4488 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4489 lrotate_double, rrotate_double, div_and_round_double): Move ...
4490 * double-int.c: ... here.
4491 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4492 add_double, neg_double, mul_double_with_sign, mul_double,
4493 lshift_double, rshift_double, lrotate_double, rrotate_double,
4494 div_and_round_double): Move prototypes ...
4495 * double-int.h: ... here.
4497 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4500 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4501 matching constraints to ensure inputs match the output.
4503 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4506 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4507 in an input-only operand.
4509 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4511 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4512 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4513 (double_int_negative_p): Convert to static inline function.
4514 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4515 (double_int_negative_p): Remove.
4516 * tree.h (lshift_double, rshift_double):
4517 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4518 * fold-const.c (fold_convert_const_int_from_real,
4519 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4520 (lshift_double): Change type of arith argument to bool.
4521 (rshift_double): Change type of arith argument to bool. Correct
4523 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4525 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4528 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4529 at the start and end of the then/else blocks, and omit them from the
4531 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4532 argument; all callers changed. Pass zero to old_insns_match_p instead.
4533 (flow_find_head_matching_sequence): New function.
4534 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4535 * basic-block.h (flow_find_cross_jump,
4536 flow_find_head_matching_sequence): Declare functions.
4538 2010-04-14 Jason Merrill <jason@redhat.com>
4541 * c-common.c (attribute_takes_identifier_p): New fn.
4542 * c-common.h: Declare it.
4544 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4548 (*udivmod<mode>4): Ditto.
4550 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/i386.md (maxmin_int): Rename code attribute from
4553 maxminiprefix and update all users.
4554 (maxmin_float): Ditto from maxminfprefix.
4555 (logic): Ditto from logicprefix.
4556 (absneg_mnemonic): Ditto from absnegprefix.
4557 * config/i386/mmx.md: Update all users of maxminiprefix,
4558 maxminfprefix and logicprefix for rename.
4559 * config/i386/sse.md: Ditto.
4560 * config/i386/sync.md (sync_<code><mode>): Update for
4563 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4566 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4567 warnings converted to errors.
4569 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4571 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4572 used insn_type variable.
4573 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4574 to avoid set-but-not-used warning.
4576 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4578 * df-core.c (df_ref_debug): Change format string placeholder
4580 * dwarf2asm.c (dw2_asm_output_data_raw,
4581 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4582 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4583 * dwarf2out.c (output_cfi, output_cfi_directive,
4584 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4585 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4587 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4588 * print-rtl.c (print_rtx): Ditto.
4590 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4593 * builtins.c (expand_builtin_pow_root): New function to expand pow
4594 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4595 series of sqrt and cbrt calls under -ffast-math.
4596 (expand_builtin_pow): Call it.
4598 2010-04-14 Michael Matz <matz@suse.de>
4600 PR tree-optimization/42963
4601 * tree-cfg.c (touched_switch_bbs): New static variable.
4602 (group_case_labels_stmt): New function broken out from ...
4603 (group_case_labels): ... here, use the above.
4604 (start_recording_case_labels): Allocate touched_switch_bbs.
4605 (end_recording_case_labels): Deallocate it, call
4606 group_case_labels_stmt.
4607 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4609 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4611 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4614 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4616 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4618 2010-04-13 Jan Hubicka <jh@suse.cz>
4620 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4621 of optimized out static functions.
4622 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4623 cost computation. Also sanity check for overflows.
4624 (update_caller_keys): Update cgraph_edge_badness call; properly
4625 update fibheap and sanity check that it is up to date.
4626 (add_new_edges_to_heap): Update cgraph_edge_badness.
4627 (cgraph_decide_inlining_of_small_function): Likewise;
4628 add sanity checking that badness in heap is up to date;
4629 improve dumping of reason; Update badness of calls to the
4630 offline copy of function currently inlined; dump badness
4631 of functions not inlined because of unit growth limits.
4633 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4636 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4637 because of sign-extension change when converting to sizetype here...
4638 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4640 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4641 the folding to constants. Remove redundant final conversion.
4642 (fold_binary) <associate>: Do not associate if the re-association of
4643 constants alone overflows.
4644 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4645 to the end of the list.
4646 (multiple_of_p) <COND_EXPR>: New case.
4648 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4650 * opt-functions.awk (opt_sanitized_name): New.
4652 * optc-gen.awk: Use it
4653 * opth-gen.awk: Use it.
4655 2010-04-13 Martin Jambor <mjambor@suse.cz>
4657 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4658 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4659 children. Call replace_uses_with_default_def_ssa_name to handle
4662 2010-04-13 Michael Matz <matz@suse.de>
4665 * builtins.c (expand_builtin_interclass_mathfn): Also create
4666 a register if the predicate doesn't match.
4668 2010-04-13 Diego Novillo <dnovillo@google.com>
4670 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4671 * c-pch.c: Include timevar.h.
4672 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4673 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4674 * ggc-common.c: Include timevar.h.
4675 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4676 * timevar.def (TV_PCH_SAVE): Define.
4677 (TV_PCH_CPP_SAVE): Define.
4678 (TV_PCH_PTR_REALLOC): Define.
4679 (TV_PCH_PTR_SORT): Define.
4680 (TV_PCH_RESTORE): Define.
4681 (TV_PCH_CPP_RESTORE): Define.
4683 2010-04-13 Michael Matz <matz@suse.de>
4685 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4687 (can_reassociate_p): New function.
4688 (break_up_subtract_bb, reassociate_bb): Use it.
4690 2010-04-13 Richard Guenther <rguenther@suse.de>
4693 * builtins.c (c_readstr): Fix assert.
4695 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4698 when generating cltd insn.
4700 (*ashl<mode>3_1): Remove special handling for register operand 2.
4701 (*ashlsi3_1_zext): Ditto.
4702 (*ashlhi3_1): Ditto.
4703 (*ashlhi3_1_lea): Ditto.
4704 (*ashlqi3_1): Ditto.
4705 (*ashlqi3_1_lea): Ditto.
4706 (*<shiftrt_insn><mode>3_1): Ditto.
4707 (*<shiftrt_insn>si3_1_zext): Ditto.
4708 (*<shiftrt_insn>qi3_1_slp): Ditto.
4709 (*<rotate_insn><mode>3_1): Ditto.
4710 (*<rotate_insn>si3_1_zext): Ditto.
4711 (*<rotate_insn>qi3_1_slp): Ditto.
4713 2010-04-13 Richard Guenther <rguenther@suse.de>
4715 * tree-ssa-structalias.c (callused_id): Remove.
4716 (call_stmt_vars): New.
4717 (get_call_vi): Likewise.
4718 (lookup_call_use_vi): Likewise.
4719 (lookup_call_clobber_vi): Likewise.
4720 (get_call_use_vi): Likewise.
4721 (get_call_clobber_vi): Likewise.
4722 (make_transitive_closure_constraints): Likewise.
4723 (handle_const_call): Adjust to do per-call call-used handling.
4724 (handle_pure_call): Likewise.
4725 (find_what_var_points_to): Remove general callused handling.
4726 (init_base_vars): Likewise.
4727 (init_alias_vars): Initialize call_stmt_vars.
4728 (compute_points_to_sets): Process call-used and call-clobbered
4729 vars for call statements.
4730 (delete_points_to_sets): Free call_stmt_vars.
4732 2010-04-13 Richard Guenther <rguenther@suse.de>
4734 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4735 Only add RW dependence for dependence distance zero.
4736 Adjust maximal vectorization factor according to dependences.
4737 Move alignment handling ...
4738 (vect_find_same_alignment_drs): ... here. New function.
4739 (vect_analyze_data_ref_dependences): Adjust.
4740 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4741 (vect_analyze_data_refs): Adjust minimal vectorization factor
4742 according to data references.
4743 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4744 dependences before determining the vectorization factor.
4745 Analyze alignment after determining the vectorization factor.
4746 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4747 dependences before alignment.
4748 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4750 (vect_analyze_data_refs): Likewise.
4751 (MAX_VECTORIZATION_FACTOR): New define.
4753 2010-04-13 Duncan Sands <baldrick@free.fr>
4755 * except.h (lang_eh_type_covers): Remove.
4756 * except.c (lang_eh_type_covers): Likewise.
4758 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4759 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4761 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4762 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4763 UNITS_PER_LONG where it is ABI relevant.
4764 (s390_return_addr_rtx): Likewise.
4765 (s390_back_chain_rtx): Likewise.
4766 (s390_frame_area): Likewise.
4767 (s390_frame_info): Likewise.
4768 (s390_initial_elimination_offset): Likewise.
4769 (save_gprs): Likewise.
4770 (s390_emit_prologue): Likewise.
4771 (s390_emit_epilogue): Likewise.
4772 (s390_function_arg_advance): Likewise.
4773 (s390_function_arg): Likewise.
4774 (s390_va_start): Likewise.
4775 (s390_gimplify_va_arg): Likewise.
4776 (s390_function_profiler): Likewise.
4777 (s390_optimize_prologue): Likewise.
4778 (s390_rtx_costs): Likewise.
4779 (s390_secondary_reload): Likewise.
4780 (s390_promote_function_mode): Likewise.
4781 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4782 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4783 registers available.
4784 (s390_unwind_word_mode): New function.
4785 (s390_function_value): Split 64 bit values into register pair if
4786 used as return value.
4787 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4788 function call parameters. Handle parallels.
4789 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4790 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4791 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4792 (s390_expand_setmem): Remove unused variable src_addr.
4793 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4794 deal with 64 bit registers.
4795 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4796 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4797 (UNITS_PER_LONG): New macro.
4798 * libjava/include/s390-signal.h: Define extended ucontext
4799 structure containing the upper halfs of the 64 bit registers.
4801 2010-04-13 Simon Baldwin <simonb@google.com>
4803 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4805 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4807 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4808 rvalue on the RHS if the LHS is of a non-renamable type.
4809 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4811 2010-04-13 Matthias Klose <doko@ubuntu.com>
4813 * gcc.c (cc1_options): Handle -iplugindir before processing
4814 the cc1 spec. Only add -iplugindir once.
4815 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4817 * common.opt (iplugindir): Remove `Separate' property, initialize.
4818 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4820 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4821 (distclean): Remove plugin dir.
4822 * doc/invoke.texi: Document -iplugindir.
4824 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4826 * doc/plugins.texi (Loading Plugins): Document short
4827 -fplugin=foo option.
4828 (Plugin API): Mention default_plugin_dir_name function.
4830 * gcc.c (find_file_spec_function): Add new declaration.
4831 (static_spec_func): Use it for "find-file".
4832 (find_file_spec_function): Add new function.
4833 (cc1_options): Add -iplugindir option if -fplugin* options found.
4835 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4837 * plugin.c (add_new_plugin): Updated comment, and handle short
4839 (default_plugin_dir_name): Added new function.
4841 * common.opt (iplugindir): New option to set the plugin directory.
4843 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.md (any_rotate): New code iterator.
4846 (rotate_insn): New code attribute.
4848 (SWIM124): New mode iterator.
4849 (<rotate_insn>ti3): New expander.
4850 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4851 any_rotate code iterator.
4852 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4853 using any_rotate code iterator and SWIM124 mode iterator.
4854 (ix86_rotlti3): New insn_and_split pattern.
4855 (ix86_rotrti3): Ditto.
4856 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4857 ix86_rotl{di,ti}3 patterns.
4858 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4859 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4860 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4861 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4862 code iterator and SWI mode iterator.
4863 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4864 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4866 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4867 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4868 (bswap rotatert splitter): Add splitter.
4869 (bswap splitter): Macroize splitter using any_rotate code iterator.
4870 Add insn predicate to split only for TARGET_USE_XCHGB or when
4871 optimizing function for size.
4873 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4875 * config/pa/pa.c (emit_move_sequence): Remove use of
4876 deleted variable flag_argument_noalias.
4878 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4880 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4882 Add to unsupported targets list.
4883 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4884 sparc*-sun-solaris2.[567]* from target lists.
4885 * configure: Regenerate.
4886 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4888 Remove Solaris 7 patch references.
4889 (Specific, sparc-sun-solaris2.7): Removed.
4890 (sparc-sun-solaris2*): Update Solaris 7 example.
4891 (sparc64-*-solaris2*): Likewise.
4893 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4895 * config.build (alpha*-dec-osf4*): Remove.
4896 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4897 of obsolete configurations.
4898 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4900 * config/alpha/t-osf4: Renamed to ...
4901 * config/alpha/t-osf5: ... this.
4902 * config/alpha/osf.h: Renamed to ...
4903 * config/alpha/osf5.h: ... this.
4904 Merged old osf5.h contents.
4906 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4907 (EXTRA_SPECS): Removed.
4908 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4909 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4912 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4914 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4916 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4919 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4920 __thiscall convention.
4922 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4924 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4926 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4928 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4930 * function.c (assign_parms_initialize_all): Add unused attribute
4933 2010-04-12 Richard Guenther <rguenther@suse.de>
4935 * gsstruct.def (GSS_CALL): New.
4936 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4937 * gimple.h: Include tree-ssa-alias.h.
4938 (struct gimple_statement_call): New.
4939 (union gimple_statement_struct_d): Add gimple_call member.
4940 (gimple_call_reset_alias_info): Declare.
4941 (gimple_call_use_set): New function.
4942 (gimple_call_clobber_set): Likewise.
4943 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4944 * gimple.c (gimple_call_reset_alias_info): New function.
4945 (gimple_build_call_1): Call it.
4946 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4947 * tree-inline.c (remap_gimple_stmt): Likewise.
4948 (expand_call_inline): Remove callused handling.
4949 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4950 * tree-dfa.c (dump_variable): Likewise.
4951 * tree-parloops.c (parallelize_loops): Likewise.
4952 * tree-ssa.c (init_tree_ssa): Likewise.
4953 (delete_tree_ssa): Likewise.
4954 * tree-flow-inline.h (is_call_used): Remove.
4955 * tree-flow.h (struct gimple_df): Remove callused member.
4956 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4957 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4958 (ref_maybe_used_by_call_p_1): Simplify.
4959 (call_may_clobber_ref_p_1): Likewise.
4960 * tree-ssa-structalias.c (compute_points_to_sets): Set
4961 the call stmt used and clobbered sets.
4962 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4963 (find_tail_calls): Verify the tail call.
4965 2010-04-12 Richard Guenther <rguenther@suse.de>
4967 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4968 single-iteration always-inline inlining.
4969 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4970 (cgraph_decide_inlining): Do not handle always-inline specially.
4971 (try_inline): Remove always-inline cycle detection special case.
4972 Do not recurse on always-inlines.
4973 (cgraph_early_inlining): Do not iterate if not optimizing.
4974 (cgraph_gate_early_inlining): remove.
4975 (pass_early_inline): Run unconditionally.
4976 (gate_cgraph_decide_inlining): New function.
4977 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4978 not inlining or optimizing.
4979 (cgraph_decide_inlining_of_small_functions): Also consider
4980 always-inline functions.
4981 (cgraph_default_inline_p): Return true for nodes which should
4982 disregard inline limits.
4983 (estimate_function_body_sizes): Assume zero size and time for
4984 nodes which are marked as disregarding inline limits.
4985 (cgraph_decide_recursive_inlining): Do not perform recursive
4986 inlining on always-inline nodes.
4988 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4991 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4992 for exprs satisfying handled_component_p.
4994 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4996 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4997 non-constant aggregate elements.
4999 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
5000 is a real initialization.
5002 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
5005 * c-decl.c (start_function): Move forward check for nested function.
5007 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5009 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
5010 * config/sh/sh.c: Include reload.h.
5011 (sh_legitimize_reload_address): New.
5012 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
5013 sh_legitimize_reload_address.
5015 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5017 * config/sh/sh.md (*movqi_pop): New insn pattern.
5018 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
5020 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5022 * config/i386/i386.md (any_shiftrt): New code iterator.
5023 (shiftrt_insn): New code attribute.
5025 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
5026 using any_shiftrt code iterator.
5027 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
5028 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
5029 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
5030 pattern from corresponding peephole2 patterns.
5031 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
5032 using any_shiftrt code iterator.
5033 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
5034 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
5035 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
5036 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
5037 *{ashr,lshr}<mode>3_cmp_zext.
5038 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
5040 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5042 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
5044 (*lshr<mode>3_cconly): Ditto.
5046 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
5048 * config/i386/i386.md (lshr<mode>3): Macroize expander from
5049 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5050 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5051 pattern from *lshr{di,ti}3_1 and corresponding splitters using
5053 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5054 from corresponding peephole2 patterns.
5055 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
5056 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
5057 and *lshrdi3_1_rex64 using SWI mode iterator.
5058 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
5059 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
5060 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
5061 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
5062 and *lshrdi3_cmp_rex64 using SWI mode iterator.
5063 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
5064 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
5065 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
5066 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
5069 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/i386.md (ashr<mode>3): Macroize expander from
5072 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
5073 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
5074 pattern from *ashr{di,ti}3_1 and corresponding splitters using
5076 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
5077 from corresponding peephole2 patterns.
5078 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
5079 (ashrsi3_cvt): Rename from ashrsi3_31.
5080 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
5081 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
5082 and x86_64_shift_adj_3 using SWI48 mode iterator.
5083 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
5084 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
5085 and *ashrdi3_1_rex64 using SWI mode iterator.
5086 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
5087 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
5088 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
5089 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
5090 and *ashrdi3_cmp_rex64 using SWI mode iterator.
5091 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
5092 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
5093 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
5094 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
5096 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
5097 * config/i386/i386.c (ix86_split_ashr): Update for renamed
5098 x86_shift<mode>_adj_3 expanders.
5100 2010-04-10 Wei Guozhi <carrot@google.com>
5103 * config/arm/arm.c (arm_pic_static_addr): New function.
5104 (legitimize_pic_address): Call arm_pic_static_addr when it detects
5106 (arm_output_addr_const_extra): Output expression for new pattern.
5107 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
5109 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
5111 * ira-costs.c (record_reg_classes): Ignore alternatives that are
5114 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
5115 * web.c: Include "insn-config.h" and "recog.h".
5116 (union_match_dups): New function.
5117 (web_main): Call it.
5118 (union_defs): Don't try to recognize match_dups.
5120 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
5121 if doing so would replace the entire pattern.
5123 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
5128 and splitter pattern. Change splitter operand 1 predicate to
5131 2010-04-09 Martin Jambor <mjambor@suse.cz>
5133 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
5134 lattices are addresses of CONST_DECLs with the same initial value.
5135 (ipcp_print_all_lattices): Print values of CONST_DECLs.
5136 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
5138 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
5139 Bernd Schmidt <bernds@codesourcery.com>
5141 * loop-invariant.c (replace_uses): New static function.
5142 (move_invariant_reg): Use it to ensure we can replace the uses.
5144 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
5146 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
5148 (picochip_override_options): Enable section anchors only above -O1.
5149 (picochip_reorg): Fixed a couple of build warnings.
5151 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5153 * configure.ac (plugin -rdynamic test): Log result.
5154 * configure: Regenerate.
5155 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
5156 (RDYNAMIC_SPEC): Define.
5157 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
5159 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5161 * configure.ac: Determine Sun ld version numbers.
5162 (comdat_group): Restrict GNU ld version checks to gld.
5163 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
5164 (enable_comdat): Support --enable-comdat.
5165 * configure: Regenerate.
5166 * doc/install.texi (Configuration): Document --enable-comdat.
5168 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5170 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
5171 * config/sol2-gld.h: ... here.
5172 * config.gcc (sparc*-*-solaris2*): Reflect this.
5173 (i[34567]86-*-solaris2*): Use it.
5175 2010-04-09 Steve Ellcey <sje@cup.hp.com>
5177 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
5179 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
5181 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5184 * diagnostic.c (diagnostic_initialize): Initialize
5185 some_warnings_are_errors.
5186 (diagnostic_finish): New.
5187 (diagnostic_action_after_output): Call it before exiting.
5188 (diagnostic_report_diagnostic): Do not print message here. Set
5189 some_warnings_are_errors.
5190 * diagnostic.h (diagnostic_context): Delete
5191 issue_warnings_are_errors_message. Add some_warnings_are_errors.
5192 (diagnostic_finish): Declare.
5193 * toplev.c (toplev_main): Call it before exit.
5195 2010-04-09 Jason Merrill <jason@redhat.com>
5198 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
5199 for incomplete type.
5202 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
5203 based on a warning flag.
5205 2010-04-09 Richard Guenther <rguenther@suse.de>
5207 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
5209 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
5212 * varasm.c (default_assemble_visibility): Wrap vars that are
5213 set, but unused, by targets without GAS.
5214 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
5215 Remove set, but unused, vars.
5216 (rs6000_legitimize_tls_address): Likewise.
5217 (altivec_expand_dst_builtin): Likewise.
5218 * config/darwin.c (machopic_classify_symbol): Likewise.
5219 (machopic_indirection_name): Likewise.
5221 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
5223 * config/i386/i386.md (DWI): New mode iterator.
5224 (S): New mode attribute.
5225 (shift_operand): Ditto.
5226 (shift_immediate_operand): Ditto.
5227 (ashl_input_operand): Ditto.
5228 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
5229 using SDWIM mode iterator.
5230 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
5231 pattern from *ashl{di,ti}3_1 and corresponding splitters using
5233 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
5234 from corresponding peephole2 patterns.
5235 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
5236 and x86_64_shift_adj_1 using SWI48 mode iterator.
5237 (x86_shift<mode>_adj_2): Ditto.
5238 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
5239 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
5240 using SWI48 mode iterator.
5241 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
5242 *ashldi3_cmp_rex64 using SWI mode iterator.
5243 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
5244 *ashldi3_cconly_rex64 using SWI mode iterator.
5245 * config/i386/i386.c (ix86_split_ashl): Update for renamed
5246 x86_shift<mode>_adj_{1,2}.
5247 (ix86_split_ashr): Ditto.
5248 (ix86_split_lshr): Ditto.
5250 2010-04-09 Richard Guenther <rguenther@suse.de>
5252 * target.h (builtin_conversion): Pass in input and output types.
5253 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
5254 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
5255 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
5256 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
5258 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
5260 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
5262 2010-04-09 Richard Guenther <rguenther@suse.de>
5265 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
5267 2010-04-09 Richard Guenther <rguenther@suse.de>
5269 * tree-vectorizer.h (struct _stmt_vec_info): Document
5270 that vectype is the type of the LHS.
5271 (supportable_widening_operation, supportable_narrowing_operation):
5272 Get both input and output vector types as arguments.
5273 (vect_is_simple_use_1): Declare.
5274 (get_same_sized_vectype): Likewise.
5275 * tree-vect-loop.c (vect_determine_vectorization_factor):
5276 Set STMT_VINFO_VECTYPE to the vector type of the def.
5277 (vectorizable_reduction): Adjust.
5278 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
5279 Adjust. Specify the output vector type.
5280 (vect_pattern_recog_1): Adjust.
5281 * tree-vect-stmts.c (get_same_sized_vectype): New function.
5282 (vectorizable_call): Adjust.
5283 (vectorizable_conversion): Likewise.
5284 (vectorizable_operation): Likewise.
5285 (vectorizable_type_demotion): Likewise.
5286 (vectorizable_type_promotion): Likewise.
5287 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
5289 (vect_is_simple_use_1): New function.
5290 (supportable_widening_operation): Get both input and output
5292 (supportable_narrowing_operation): Likewise.
5293 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
5295 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
5297 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
5298 __thiscall and _thiscall as predefined macros.
5299 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
5300 thiscall attribute handling.
5301 (ix86_comp_type_attributes): Likewise.
5302 (ix86_function_regparm): Likewise.
5303 (ix86_return_pops_args): Likewise.
5304 (init_cumulative_args): Likewise.
5305 (find_drap_reg): Likewise.
5306 (ix86_static_chain): Likewise.
5307 (x86_this_parameter): Likewise.
5308 (x86_output_mi_thunk): Likewise.
5309 (ix86_attribute_table): Add description for thiscall attribute.
5310 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
5311 * doc/extend.texi: Add documentation for thiscall.
5313 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5316 * c.opt (Wint-to-pointer-cast): Available in C++.
5317 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
5319 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
5321 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
5322 * calls.c (expand_call): Pass the function type to aggregate_value_p.
5323 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
5324 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
5325 function type instead. Reorder and simplify checks.
5327 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
5329 2010-04-08 Jing Yu <jingyu@google.com>
5330 Zdenek Dvorak <ook@ucw.cz>
5332 PR tree-optimization/42720
5333 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5334 loop unswitch conditions here from ...
5335 (tree_unswitch_single_loop): ... here.
5337 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5339 * tree-if-conv.c: Fix comments and simplify logic.
5341 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5343 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5344 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5345 (main_tree_if_conversion): Update call to tree_if_conversion.
5347 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5350 * doc/invoke.texi (-b,-V): Delete.
5351 * doc/tm.texi: Do not mention -b.
5352 * gcc.c (display_help): Delete -b and -V.
5353 (process_command): Delete -b and -V.
5354 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5356 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5357 Wolfgang Gellerich <gellerich@de.ibm.com>
5359 Implement target hook for loop unrolling
5360 * target.h (loop_unroll_adjust): Add a new target hook function.
5361 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5362 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5363 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5364 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5365 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5367 (decide_unroll_stupid): Likewise.
5369 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5372 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5374 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5376 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5377 (Specific, *-*-solaris2*): Likewise.
5378 Don't prefer Sun as over GNU as.
5380 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5382 * config/s390/s390.c (override_options): Adjust the z10 defaults
5383 for max-unroll-times, max-completely-peeled-insns
5384 and max-completely-peel-times.
5386 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5388 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5389 instructions for z10.
5390 (s390_expand_setmem): Likewise.
5391 (s390_expand_cmpmem): Likewise.
5393 2010-04-08 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/43679
5396 * tree-ssa-pre.c (eliminate): Only propagate copies.
5398 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5401 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5402 set but not used variable warning.
5404 2010-04-08 Wei Guozhi <carrot@google.com>
5407 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5408 (arm_size_rtx_costs): Call the new function when optimized for size.
5410 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5413 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5414 op0 is not a MEM, just return NULL instead of assertion
5416 (discover_nonconstant_array_refs): Don't walk debug stmts.
5418 2010-04-08 Doug Kwan <dougkwan@google.com>
5420 * configure.ac: Recognize gold and do not use its version number
5421 to test ld features.
5422 * configure: Regenerate.
5424 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5427 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5428 (negate_value): Move code to push elements to broken_up_substracts ...
5429 (eliminate_plus_minus_pair): ... here. Push operands that have no
5430 negative pair to plus_negates.
5431 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5433 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5435 * doc/install.texi (Configuration): Move description of
5436 --enable-lto, --with-libelf*, --enable-gold from Java section to
5439 * doc/generic.texi (Working with declarations)
5440 (Function Properties, C and C++ Trees): Fix typos.
5441 * doc/sourcebuild.texi (Top Level): Likewise.
5443 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5446 * tree.h (DECL_READ_P): Define.
5447 (struct tree_decl_common): Add decl_read_flag.
5448 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5449 a set but not used warning.
5450 (merge_decls): Merge DECL_READ_P flag.
5451 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5452 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5453 * c-common.c (handle_used_attribute, handle_unused_attribute):
5455 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5457 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5459 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5460 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5461 c_parser_binary_expression, c_parser_cast_expression,
5462 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5463 Call default_function_array_read_conversion instead of
5464 default_function_array_conversion where needed.
5465 (c_parser_unary_expression, c_parser_conditional_expression,
5466 c_parser_postfix_expression_after_primary, c_parser_initelt):
5467 Likewise. Call mark_exp_read where needed.
5468 (c_parser_statement_after_labels, c_parser_asm_operands,
5469 c_parser_typeof_specifier, c_parser_sizeof_expression,
5470 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5472 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5474 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5475 (warn_unused_but_set_parameter): Default to warn_unused
5477 * doc/invoke.texi: Document -Wunused-but-set-variable and
5478 -Wunused-but-set-parameter.
5480 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5481 used count variable.
5482 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5483 when operandN variables aren't used in the body of the expander
5485 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5486 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5487 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5488 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5489 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5490 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5491 * tree.c (PROCESS_ARG): Likewise.
5493 2010-04-07 Simon Baldwin <simonb@google.com>
5495 * diagnostic.h (diagnostic_override_option_index): New macro to
5496 set a diagnostic's option_index.
5497 * c-tree.h (c_cpp_error): Add warning reason argument.
5498 * opts.c (_warning_as_error_callback): New.
5499 (register_warning_as_error_callback): Store callback for
5500 warnings enabled via enable_warning_as_error.
5501 (enable_warning_as_error): Call callback, minor code tidy.
5502 * opts.h (register_warning_as_error_callback): Declare.
5503 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5504 response to -Werror=.
5505 (c_common_init_options): Register warning_as_error_callback in opts.c.
5506 * common.opt: Add -Wno-cpp option.
5507 * c-common.c (struct reason_option_codes_t): Map cpp warning
5508 reason codes to gcc option indexes.
5509 * (c_option_controlling_cpp_error): New function, lookup the gcc
5510 option index for a cpp warning reason code.
5511 * (c_cpp_error): Add warning reason argument, call
5512 c_option_controlling_cpp_error for diagnostic_override_option_index.
5513 * doc/invoke.texi: Document -Wno-cpp.
5515 2010-04-07 Richard Guenther <rguenther@suse.de>
5517 * ipa-reference.c (mark_load): Use get_base_address.
5518 (mark_store): Likewise.
5520 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5521 inserting GIMPLE_NOPs into the IL.
5522 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5523 Explicitly strip handled components and indirect references.
5525 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5526 folding address expressions.
5527 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5528 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5529 operand_equal_p to compare decls.
5530 (ptr_deref_may_alias_decl_p): Likewise.
5531 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5532 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5533 Handle reversed comparison ops.
5534 * tree-sra.c (asm_visit_addr): Use get_base_address.
5535 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5536 * ipa-reference.c (mark_address): Use get_base_address.
5538 2010-04-07 Richard Guenther <rguenther@suse.de>
5540 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5541 Propagate constants everywhere.
5543 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5546 * tree.c (MAX_INT_CACHED_PREC): Define.
5547 (nonstandard_integer_type_cache): New array.
5548 (build_nonstandard_integer_type): Cache results for precision
5549 <= MAX_INT_CACHED_PREC.
5551 2010-04-07 Richard Guenther <rguenther@suse.de>
5553 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5554 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5555 * common.opt: Likewise.
5556 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5557 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5558 (nonoverlapping_memrefs_p): Likewise.
5559 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5560 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5561 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5562 OPT_fargument_noalias_global for backward compatibility.
5564 2010-04-07 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/43270
5567 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5568 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5569 * tree-ssa-pre.c (phi_translate_1): Adjust.
5570 (fully_constant_expression): Split out vn_reference handling to ...
5571 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5572 Fold reads from constant strings.
5573 (vn_reference_lookup): Handle fully constant references.
5574 (vn_reference_lookup_pieces): Likewise.
5575 * Makefile.in (expmed.o-warn): Add -Wno-error.
5577 2010-04-07 Martin Jambor <mjambor@suse.cz>
5579 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5581 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5584 * gcc.c: Add -static-libstdc++ to list of recognized options.
5586 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5588 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5590 2010-04-07 Richard Guenther <rguenther@suse.de>
5593 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5594 bases build simple mem attributes to retain points-to information.
5596 2010-04-07 Richard Guenther <rguenther@suse.de>
5599 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5600 preserve points-to related information.
5602 2010-04-07 Richard Guenther <rguenther@suse.de>
5605 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5606 discard plain indirect references.
5607 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5608 * tree.c (tree_nop_conversion): Likewise.
5610 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5613 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5615 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5617 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5618 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5620 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5622 * tree-if-conv.c: Fix indentation and comments.
5624 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5626 * tree-if-conv.c: Sort static functions in topological order.
5628 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5630 * tree-if-conv.c: Fix indentation and comments.
5632 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5635 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5636 lang_hooks.types.type_for_size instead of
5637 build_nonstandard_integer_type.
5638 When converting an unsigned type to signed, double its precision.
5639 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5640 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5641 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5644 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5647 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5648 POINTER_PLUS_EXPR for pointer types.
5650 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5653 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5654 * graphite-clast-to-gimple.c: Include langhooks.h.
5655 (max_signed_precision_type): New.
5656 (max_precision_type): Takes two types as arguments.
5657 (precision_for_value): New.
5658 (precision_for_interval): New.
5659 (gcc_type_for_interval): New.
5660 (gcc_type_for_value): New.
5661 (gcc_type_for_clast_term): New.
5662 (gcc_type_for_clast_red): New.
5663 (gcc_type_for_clast_bin): New.
5664 (gcc_type_for_clast_expr): Split up into several functions.
5665 (gcc_type_for_clast_eq): Rewritten.
5666 (compute_bounds_for_level): New.
5667 (compute_type_for_level_1): New.
5668 (compute_type_for_level): New.
5669 (gcc_type_for_cloog_iv): Removed.
5670 (gcc_type_for_iv_of_clast_loop): Rewritten.
5671 (graphite_create_new_loop): Compute the lower and upper bound types
5672 with gcc_type_for_clast_expr.
5673 (graphite_create_new_loop_guard): Same.
5674 (find_cloog_iv_in_expr): Removed.
5675 (compute_cloog_iv_types_1): Removed.
5676 (compute_cloog_iv_types): Removed.
5677 (gloog): Do not call compute_cloog_iv_types.
5678 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5680 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5681 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5682 (GBB_CLOOG_IV_TYPES): Removed.
5684 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5686 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5687 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5688 (detect_commutative_reduction): Same.
5690 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5692 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5693 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5695 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5696 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5697 (rewrite_commutative_reductions_out_of_ssa): Same.
5698 * passes.c (execute_function_todo): Call verify_ssa for every pass
5699 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5700 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5701 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5702 with an extra argument.
5703 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5704 verify_ssa only when the extra argument is true.
5705 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5706 with an extra argument.
5707 (tree_transform_and_unroll_loop): Same.
5709 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5711 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5712 for all the passes of the LNO having LOOP_CLOSED_SSA.
5713 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5714 * tree-loop-distribution.c (pass_loop_distribution): Same.
5715 * tree-pass.h (TODO_verify_loops): Removed.
5716 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5718 (pass_tree_unswitch): Same.
5719 (pass_predcom): Same.
5720 (pass_vectorize): Same.
5721 (pass_linear_transform): Same.
5722 (pass_graphite_transforms): Same.
5723 (pass_iv_canon): Same.
5724 (pass_complete_unroll): Same.
5725 (pass_complete_unrolli): Same.
5726 (pass_parallelize_loops): Same.
5727 (pass_loop_prefetch): Same.
5728 (pass_iv_optimize): Same.
5730 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5733 * passes.c (init_optimization_passes): Move pass_lim before
5734 pass_copy_prop and pass_dce_loop.
5736 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5739 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5740 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5741 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5742 MULTI_* defines for 4 argument vpermil2p* builtins.
5744 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5747 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5748 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5749 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5750 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5751 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5752 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5753 Use x86_maybe_negate_const_int to output insn mnemonic.
5754 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5755 check from instruction predicate. Update comments.
5756 * config/i386/sync.md (sync_add<mode>): Use
5757 x86_maybe_negate_const_int to output insn mnemonic.
5759 2010-04-06 Jan Hubicka <jh@suse.cz>
5761 PR tree-optimization/42906
5762 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5763 IGNORE_SELF argument. Set visited_control_parents for fully
5765 (find_obviously_necessary_stmts): Update call of
5766 mark_control_dependent_edges_necessary.
5767 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5769 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5771 * config/i386/i386.md: Remove comment about 'e' and 'E'
5774 2010-04-06 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/43627
5777 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5778 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5781 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5783 * BASE-VER: Change to 4.6.0.
5786 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5789 2010-04-06 Richard Guenther <rguenther@suse.de>
5792 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5794 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5796 * doc/invoke.texi (Optimize Options): Document that LTO
5797 won't remove object access purely due to incompatible
5800 2010-04-04 Matthias Klose <doko@ubuntu.com>
5802 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5803 Initialize variable.
5805 2010-04-03 Richard Guenther <rguenther@suse.de>
5808 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5809 require a non-NULL MEM_OFFSET.
5811 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5813 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5814 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5815 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5816 config/alpha/predicates.md, config/arm/arm.md,
5817 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5818 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5819 config/darwin9.h, config/darwin.c, config/darwin.h,
5820 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5821 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5822 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5823 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5824 config/mips/mips.md, config/mn10300/mn10300.c,
5825 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5826 config/rs6000/aix.h, config/rs6000/dfp.md,
5827 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5828 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5829 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5830 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5831 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5832 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5833 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5834 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5835 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5836 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5837 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5838 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5839 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5840 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5841 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5842 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5843 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5844 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5845 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5846 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5847 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5848 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5849 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5850 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5851 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5852 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5853 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5854 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5855 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5856 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5857 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5858 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5859 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5860 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5861 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5862 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5864 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5867 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5868 * aclocal.m4: Regenerate.
5870 2010-04-02 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/43629
5873 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5874 if we have seen a constant value.
5876 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5878 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5880 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5883 * arm.c (legitimize_tls_address): Adjust call to
5884 gen_tls_load_dot_plus_four.
5885 (arm_note_pic_base): New function.
5886 (arm_cannot_copy_insn_p): Use it.
5887 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5890 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5895 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5897 * Makefile.in ($(out_object_file)): Depend on
5898 gt-$(basename $(notdir $(out_file))).h.
5900 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5902 * config.gcc (lm32-*-rtems*): Add t-lm32.
5904 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5906 * config.gcc: Add lm32-*-rtems*.
5907 * config/lm32/rtems.h: New file.
5909 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5912 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5914 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5916 * dwarf2out.c (output_compilation_unit_header): For
5917 -gdwarf-4 use version 4 instead of version 3.
5918 (output_line_info): For version 4 and above emit additional
5919 maximum ops per insn header field.
5920 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5922 * dwarf2out.c (is_c_family, is_java): Remove.
5923 (lower_bound_default): New function.
5924 (add_bound_info, gen_descr_array_type_die): Use it.
5926 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5929 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5930 re-declaration when it happens in a function.
5932 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5934 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5935 (cgraph_remove_function_insertion_hook): Same.
5936 (cgraph_call_function_insertion_hooks): Same.
5938 2010-04-01 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5942 and TREE_THIS_VOLATILE.
5943 (copy_ref_info): Likewise.
5944 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5945 * tree.c (build6_stat): Ignore side-effects of all but arg5
5946 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5949 2010-04-01 Richard Guenther <rguenther@suse.de>
5951 PR tree-optimization/43607
5952 * ipa-type-escape.c (check_call): Do not access non-existing
5955 2010-04-01 Richard Guenther <rguenther@suse.de>
5959 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5960 Jack Howarth <howarth@bromo.med.uc.edu>
5962 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5965 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5967 * doc/install.texi (Prerequisites): Document libelf usability on
5968 IRIX 5/6 and Solaris 2.
5969 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5970 Update GNU as, GNU ld requirements.
5971 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5972 Document Sun Studio compiler download.
5973 Update and simplify as, ld recommendations.
5974 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5976 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5978 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5979 with_tune_32 to pentium4.
5981 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5983 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5985 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5987 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5988 obsoletion, removal.
5990 Document GNU as requirement.
5991 Update configure requirements.
5992 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5993 Recomment IRIX 6.5.18+.
5994 Document IDF/IDL requirement.
5995 Document GNU as requirement.
5996 Document GNU ld bootstrap failure.
5997 Remove freeware.sgi.com reference.
5999 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6001 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
6002 UNIX V4.0, V5.0 obsoletion, removal.
6003 Remove --with-gc=simple reference.
6004 Update VM requirements during bootstrap.
6005 Remove -oldas bootstrap description.
6006 Update binutils reference.
6007 Remove comparison failure note.
6009 2010-03-31 Richard Guenther <rguenther@suse.de>
6010 Zdenek Dvorak <ook@ucw.cz>
6011 Sebastian Pop <sebastian.pop@amd.com>
6014 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
6015 with multiple arguments.
6016 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
6018 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6020 * graphite-dependences.c (print_pddr): Call print_pdr with an
6022 * graphite-poly.c (debug_pdr): Add an extra argument for the
6025 (print_pbb_domain): Same.
6027 (print_scop_context): Same.
6029 (print_cloog): Same.
6030 (debug_pbb_domain): Same.
6034 (debug_scop_context): Same.
6036 (debug_cloog): Same.
6037 (print_scop_params): Same.
6038 (debug_scop_params): Same.
6039 (print_iteration_domain): Same.
6040 (print_iteration_domains): Same.
6041 (debug_iteration_domain): Same.
6042 (debug_iteration_domains): Same.
6043 (print_scattering_function): Same.
6044 (print_scattering_functions): Same.
6045 (debug_scattering_function): Same.
6046 (debug_scattering_functions): Same.
6047 * graphite-poly.h (debug_pdr): Update declaration.
6049 (print_pbb_domain): Same.
6051 (print_scop_context): Same.
6053 (print_cloog): Same.
6054 (debug_pbb_domain): Same.
6058 (debug_scop_context): Same.
6060 (debug_cloog): Same.
6061 (print_scop_params): Same.
6062 (debug_scop_params): Same.
6063 (print_iteration_domain): Same.
6064 (print_iteration_domains): Same.
6065 (debug_iteration_domain): Same.
6066 (debug_iteration_domains): Same.
6067 (print_scattering_function): Same.
6068 (print_scattering_functions): Same.
6069 (debug_scattering_function): Same.
6070 (debug_scattering_functions): Same.
6072 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6074 * graphite-poly.c (print_scattering_function_1): New.
6075 (print_scattering_function): Call it.
6076 (print_scop_params): Remove spaces at the end of lines.
6079 * graphite-poly.h (print_cloog): Declared.
6080 (debug_cloog): Declared.
6082 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6084 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
6086 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
6087 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
6088 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
6089 to switch between adding the IV bump in loop->latch or in loop->header.
6091 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
6093 * graphite-poly.c (print_scattering_function): Pretty print following
6096 (print_pbb_domain): Same.
6097 (dump_gbb_cases): Same.
6098 (dump_gbb_conditions): Same.
6101 (print_scop_params): Same.
6102 (print_scop_context): Same.
6104 (print_pbb_body): New.
6105 (lst_indent_to): New.
6106 (print_lst): Start new lines with a #.
6107 * graphite-poly.h (pbb_bb): New.
6108 (pbb_index): Use pbb_bb.
6109 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
6111 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
6113 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6115 * dwarf2out.c (size_of_die): For -gdwarf-4 use
6116 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
6117 and 0 instead of 1 for dw_val_class_flag.
6118 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
6119 dw_val_class_range_list, dw_val_class_loc_list,
6120 dw_val_class_lineptr and dw_val_class_macptr, use
6121 DW_FORM_flag_present for dw_val_class_flag and
6122 DW_FORM_exprloc for dw_val_class_loc.
6123 (output_die): For -gdwarf-4 print dw_val_class_loc
6124 size as uleb128 instead of 1 or 2 bytes and don't print
6125 anything for dw_val_class_flag.
6127 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
6128 instead of cselib_lookup following by tweaking locs->setting_insn.
6131 * cselib.c (cselib_process_insn): Clear cselib_current_insn
6132 even before returning from label, setjmp call or volatile asm
6135 2010-03-31 Richard Guenther <rguenther@suse.de>
6138 * cgraphunit.c (cgraph_output_in_order): Do not allocate
6139 temporary data on stack.
6141 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6143 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
6144 (PUSHSECTION_ASM_OP): Remove.
6145 (POPSECTION_ASM_OP): Remove.
6146 (PUSHSECTION_FORMAT): Remove.
6147 * config/sol2.h (PUSHSECTION_FORMAT): Define.
6148 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
6149 * config/sol2.c (solaris_output_init_fini): Use it.
6151 2010-03-31 Jie Zhang <jie@codesourcery.com>
6154 * opt-functions.awk (var_type_struct): Use signed char type
6155 for simple variables.
6157 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6159 * config/sol2.c: Include output.h.
6160 (solaris_assemble_visibility): New function.
6161 * config/t-sol2 (sol2.o): Add output.h dependency.
6162 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
6163 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
6166 2010-03-31 Jakub Jelinek <jakub@redhat.com>
6169 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
6170 V2SImode or XFmode on PRE_DEC.
6173 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
6176 2010-03-31 Jie Zhang <jie@codesourcery.com>
6179 * reload.h (caller_save_initialized_p): Declare.
6180 * toplev.c (backend_init_target): Don't call
6181 init_caller_save but set caller_save_initialized_p to false.
6182 * caller-save.c (caller_save_initialized_p): Define.
6183 (init_caller_save): Check caller_save_initialized_p.
6184 * ira.c (ira): Call init_caller_save if flag_caller_saves.
6186 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6189 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
6190 and soft-fp/t-softfp to tmake_file.
6191 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
6192 (LIBGCC2_TF_CEXT): Define.
6195 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
6198 * cselib.c (n_useless_values): Document handling of debug locs.
6199 (n_useless_debug_values, n_debug_values): New variables.
6200 (new_elt_loc_list): Don't add to debug values, keep count.
6201 (promote_debug_loc): New.
6202 (cselib_reset_table): Zero new variables.
6203 (entry_and_rtx_equal_p): Promote debug locs.
6204 (discard_useless_locs): Increment n_useless_debug_values for
6206 (remove_useless_values): Adjust n_useless_values and n_debug_values
6207 with n_useless_debug_values.
6208 (add_mem_for_addr): Promote debug locs.
6209 (cselib_lookup_mem): Likewise.
6210 (cselib_lookup_addr): Renamed to...
6211 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
6212 (cselib_log_lookup): ... this. Turn into...
6213 (cselib_lookup_addr): ... new wrapper.
6214 (cselib_lookup_from_insn): New.
6215 (cselib_invalidate_regno): Increment n_useless_debug_values for
6217 (cselib_invalidate_mem): Likewise.
6218 (cselib_process_insn): Take n_deleted and n_debug_values into
6219 account to guard remove_useless_value call.
6220 (cselib_finish): Zero n_useless_debug_values.
6221 * cselib.h (cselib_lookup_from_insn): Declare.
6222 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
6223 (sched_analyze_2): Likewise.
6225 2010-03-30 Jakub Jelinek <jakub@redhat.com>
6227 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
6229 (adjust_mems): Replace narrowing SUBREG of expression containing
6230 just PLUS, MINUS, MULT and ASHIFT of registers and constants
6231 with operations in the narrower mode.
6234 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
6235 regs_invalidated_by_call instead all call_used_reg_set registers.
6237 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
6240 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
6241 pointer comparisons with types_compatible_p.
6242 * tree-vect-stmts.c (vectorizable_call): Same.
6243 (vectorizable_condition): Same.
6245 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6247 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
6248 stack check if the mask would be zero.
6250 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
6251 Jack Howarth <howarth@bromo.med.uc.edu>
6253 * tree-profile.c (tree_init_ic_make_global_vars): Make static
6256 2010-03-30 Joseph Myers <joseph@codesourcery.com>
6259 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
6261 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
6262 Include ___unordxf2 and ___unordtf2.
6263 * config/i386/libgcc-glibc.ver: Do not define inheritance from
6266 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
6268 * config/lm32/t-lm32: New file.
6269 * config.gcc: Use the above file when targetting lm32.
6271 2010-03-28 Duncan Sands <baldrick@free.fr>
6273 * Makefile.in (PLUGIN_HEADERS): Add except.h.
6275 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6278 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
6279 Improve vectorization cost model diagnostic.
6281 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
6284 * tree-vect-data-refs.c (vect_analyze_data_refs): When
6285 compute_data_dependences_for_loop returns false, early exit
6286 and output an extra diagnostic for the failed data reference
6289 2010-03-29 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/43560
6292 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
6293 (can_sm_ref_p): Treat stores to readonly locations as trapping.
6295 2010-03-29 Jie Zhang <jie@codesourcery.com>
6298 * toplev.c (process_options): Set optimization_default_node
6299 and optimization_current_node.
6300 * opts.c (decode_options): Don't set optimization_default_node
6301 and optimization_current_node.
6303 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
6305 * config/rtems.h: Abandon -qrtems_debug.
6307 2010-03-28 Jan Hubicka <jh@suse.cz>
6309 PR tree-optimization/43505
6310 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
6311 map should not be copied.
6313 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6316 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
6317 cdtors, set DECL_PRESERVE_P.
6318 * ipa.c (cgraph_externally_visible_p): Return true if declaration
6321 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
6323 PR tree-optimization/43528
6324 * stor-layout.c (place_field): Check that constant fits into
6325 unsigned HWI when skipping calculation of MS bitfield layout.
6327 2010-03-27 Jan Hubicka <jh@suse.cz>
6330 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6331 notice_global_symbol work.
6333 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6335 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6336 instead of dwarf2out_decl.
6337 (struct var_loc_node): Remove section_label field.
6338 (dwarf2out_function_decl): New function.
6339 (dwarf2out_var_location): Don't set section_label field.
6340 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6342 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6344 PR tree-optimization/43544
6345 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6346 First argument for builtin vectorized function hook is now a
6347 tree to be able to distinguish between machine specific and
6349 * targhooks.c (default_builtin_vectorized_function): Ditto.
6350 * targhooks.h (default_builtin_vectorized_function): Ditto.
6351 * target.h (struct gcc_target): Ditto.
6352 * tree-vect-stmts.c (vectorizable_function): Ditto.
6353 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6354 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6357 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6360 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6361 nested binding iff it is a FUNCTION_DECL.
6362 (store_parm_decls_newstyle): Pass nested=true to bind for
6363 FUNCTION_DECLs amongst parameters.
6365 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6367 * var-tracking.c (vt_expand_loc_callback): Don't run
6368 cselib_expand_value_rtx_cb in dummy mode if
6369 cselib_dummy_expand_value_rtx_cb returned false.
6371 * var-tracking.c (emit_note_insn_var_location): For one part
6372 notes with offset 0, don't add EXPR_LIST around the location.
6373 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6374 add_location_or_const_value_attribute): Adjust for that change.
6377 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6378 into first operand and location into second.
6379 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6380 dw_cfi_oprnd_loc for DW_CFA_expression.
6381 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6382 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6383 assume first argument is regnum and second argument is location.
6385 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6388 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6389 of scratch register to DImode. Split to DImode comparison operator.
6390 Use SImode subreg of scratch register in the multiplication.
6391 (*cmp_sadd_sidi): Ditto.
6392 (*cmp_ssub_si): Ditto.
6393 (*cmp_ssub_sidi): Ditto.
6395 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6398 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6399 Remove invalid assert and wrong comment.
6401 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6404 * flags.h (final_insns_dump_p): New extern.
6405 * final.c (final_insns_dump_p): New variable.
6406 (rest_of_clean_state): Set it before -fdump-final-insns=
6407 dumping, clear afterwards.
6408 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6409 MEM_ALIAS_SET on MEMs.
6411 2010-03-26 David S. Miller <davem@davemloft.net>
6413 * configure.ac: Fix sparc GOTDATA_OP bug check.
6414 * configure: Rebuild.
6416 2010-03-26 Alan Modra <amodra@gmail.com>
6418 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6420 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6422 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6423 TLS_SECTION_ASM_FLAG.
6425 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6428 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6429 Clear first_function_block_is_cold.
6432 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6433 argument if the argument is truth_value_p.
6435 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6437 * config/rs6000/constraints.md: Update copyright year for my changes.
6440 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6441 used in reg+reg addressing, swap registers.
6443 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6446 * target.h (struct gcc_target): Add code_end hook.
6447 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6449 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6450 * toplev.c (compile_file): Call targetm.asm_out.code_end
6451 hook before unwind info/debug info output.
6452 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6453 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6454 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6455 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6456 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6457 * config/i386/i386.c (ix86_file_end): Renamed to...
6458 (ix86_code_end): ... this. Make static. Don't call
6459 file_end_indicate_exec_stack. Emit unwind info using
6460 final_start_function/final_end_function.
6461 (darwin_x86_file_end): Remove.
6462 (TARGET_ASM_CODE_END): Define.
6463 * config/i386/i386.h (TARGET_ASM_FILE_END,
6464 NEED_INDICATE_EXEC_STACK): Don't define.
6465 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6466 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6467 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6468 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6471 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6472 at the beginning and final_end_function at the end.
6473 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6475 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6477 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6478 and Sun as TLS syntax.
6479 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6480 * configure: Regenerate.
6481 * config.in: Regenerate.
6482 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6483 (default_elf_asm_named_section): Use it.
6484 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6485 (i386_output_dwarf_dtprel): Likewise.
6486 (output_addr_const_extra): Likewise.
6487 (output_pic_addr_const): Lowercase @GOTTPOFF.
6488 (output_addr_const_extra): Likewise.
6489 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6490 (output_addr_const_extra): Likewise.
6491 (output_pic_addr_const): Lowercase @INDNTPOFF.
6492 (output_addr_const_extra): Likewise.
6493 (output_pic_addr_const): Lowercase @NTPOFF.
6494 (output_addr_const_extra): Likewise.
6495 (output_pic_addr_const): Lowercase @TPOFF.
6496 (output_addr_const_extra): Likewise.
6497 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6498 (*tls_global_dynamic_64): Likewise.
6499 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6500 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6502 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6503 (ASM_OUTPUT_TLS_COMMON): Use it.
6504 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6507 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6508 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6509 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6510 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6511 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6512 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6514 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6516 * config/i386/i386.c (override_options): Don't accept
6517 -mtls-dialect=sun any longer.
6518 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6519 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6520 (*tls_local_dynamic_base_32_sun): Likewise.
6521 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6523 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6526 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6527 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6530 * ira.c (adjust_cleared_regs): New function.
6531 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6535 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6537 * expr.c (expand_expr_real): Restore previous
6538 curr_insn_source_location and curr_insn_block after
6539 expand_expr_real_1 call.
6540 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6541 instead of expand_expr_real_1.
6543 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6545 PR rtl-optimization/43413
6546 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6549 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6552 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6553 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6555 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6557 * config/i386/i386.c (ix86_target_string): Add -mfma.
6558 Fix a typo in comment.
6560 2010-03-22 Mike Stump <mikestump@comcast.net>
6563 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6564 Don't overly align based upon packed packed fields.
6566 2010-03-22 Jason Merrill <jason@redhat.com>
6568 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6569 Use () rather than [], and move before the element type.
6571 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6573 * doc/configfiles.texi (Configuration Files): Removed
6574 fixinc/Makefile*, intl/Makefile.*.
6575 * doc/makefile.texi: Fixed markup. Abstract from version
6576 control system used.
6577 (Makefile): Removed obsolete gcc/java/parse.y example.
6578 * doc/sourcebuild.texi: Likewise.
6579 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6580 libgomp, libssp. Removed fastjar.
6581 (Miscellaneous Docs): Clarify location.
6582 Added COPYING3, COPYING3.LIB.
6583 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6585 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6588 * config/i386/i386.c (x86_function_profiler)
6589 [!NO_PROFILE_COUNTERS]: Fix typo.
6590 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6593 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6594 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6596 * doc/sourcebuild.texi (Test Directives): Split into six
6597 subsections, with most of the current text in new subsections
6598 Directives, Selectors, and Final Actions.
6599 (Directives): Split list of test directives into multiple
6601 (Selectors): Describe use and syntax of selectors.
6602 (Effective-Target Keywords): Describe all existing keywords.
6603 (Add Options): Describe features for dg-add-options.
6604 (Require Support): Describe variants of dg-require-support.
6605 (Final Actions): Describe commands to use in dg-final.
6607 2010-03-22 Michael Matz <matz@suse.de>
6610 * recog.c (validate_replace_rtx_group): Replace also in
6611 REG_EQUAL and REG_EQUIV notes.
6613 2010-03-22 Richard Guenther <rguenther@suse.de>
6615 PR tree-optimization/43390
6616 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6617 sure vector extracts are type correct.
6619 2010-03-22 Richard Guenther <rguenther@suse.de>
6622 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6623 x * sqrt (x) even when optimizing for size if the target
6624 has native support for sqrt.
6626 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6628 * varasm.c (make_decl_rtl_for_debug): Also clear
6629 flag_mudflap for the duration of make_decl_rtl call.
6632 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6633 locs from preserved VALUEs.
6635 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6638 * pa.md (movmemsi): Set align to one if zero.
6639 (movmemdi): Likewise.
6641 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6644 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6645 with their corresponding prologue pushes.
6647 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6650 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6651 at the begining or end.
6652 (spu_expand_epilogue): Likewise.
6654 2010-03-20 Richard Guenther <rguenther@suse.de>
6656 PR rtl-optimization/43438
6657 * combine.c (make_extraction): Properly zero-/sign-extend an
6658 extraction of the low part of a CONST_INT. Also handle
6661 2010-03-19 Mike Stump <mikestump@comcast.net>
6663 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6664 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6665 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6667 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6670 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6673 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6675 PR rtl-optimization/42258
6676 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6677 use that may match DEF.
6680 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6681 the cost of loading the constant rather than assuming
6683 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6684 outer code is AND, do the same tests as the andsi3 expander and
6685 return COSTS_N_INSNS (1) if and is cheap.
6687 * optabs.c (avoid_expensive_constant): Fix formatting.
6689 2010-03-19 Michael Matz <matz@suse.de>
6692 * attribs.c (decl_attributes): When rebuilding a function pointer
6693 type use the same qualifiers as the original pointer type.
6695 2010-03-19 Martin Jambor <mjambor@suse.cz>
6697 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6698 and is_gimple_ip_invariant_address.
6700 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6703 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6705 * config/arm/arm.c (arm_override_options): Turn off
6706 flag_dwarf2_cfi_asm for AAPCS variants.
6708 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6711 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6712 Use PRE_MODIFY instead of PRE_DEC.
6713 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6714 (vfp_emit_fstmd): Likewise.
6716 2010-03-19 Michael Matz <matz@suse.de>
6719 * builtins.c (expand_builtin_interclass_mathfn,
6720 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6723 2010-03-19 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/43415
6726 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6727 (phi_translate_1): ... this.
6728 (phi_translate): Move all caching here. Cache all NARY
6729 and REFERENCE translations.
6731 2010-03-19 David S. Miller <davem@davemloft.net>
6733 With help from Eric Botcazou.
6734 * config/sparc/sparc.c: Include dwarf2out.h.
6735 (emit_pic_helper): Delete.
6736 (pic_helper_symbol_name): Delete.
6737 (pic_helper_emitted_p): Delete.
6738 (pic_helper_needed): New.
6739 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6740 (get_pc_thunk_name): New.
6741 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6742 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6743 Set pic_helper_needed to true. Don't call emit_pic_helper.
6744 (sparc_expand_prologue): Update load_pic_register call.
6745 (sparc_output_mi_thunk): Likewise.
6746 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6747 thunk if possible. Output CFI information as needed.
6749 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6750 Jack Howarth <howarth@bromo.med.uc.edu>
6753 * config/i386/i386.h: Fix ABI on darwin x86-32.
6755 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6757 * tree.h: Declare make_decl_rtl_for_debug.
6758 * varasm.c (make_decl_rtl_for_debug): New.
6759 * dwarf2out.c (rtl_for_decl_location): Call it.
6760 * cfgexpand.c (expand_debug_expr): Call it.
6762 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6765 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6769 * var-tracking.c (vt_init_cfa_base): Do nothing if
6770 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6772 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6775 * var-tracking.c (canonicalize_vars_star): New.
6776 (dataflow_post_merge_adjust): Use it.
6778 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6781 * var-tracking.c (non_suitable_const): New function.
6782 (add_uses): For DEBUG_INSNs with constants, don't record any
6783 value, instead just the constant value itself.
6784 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6785 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6786 (emit_notes_in_bb): Likewise.
6787 (emit_note_insn_var_location): For onepart variables if
6788 cur_loc is a VOIDmode constant, use DECL_MODE.
6790 2010-03-18 Martin Jambor <mjambor@suse.cz>
6793 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6794 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6795 all non-clones. Moved call redirection...
6796 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6797 (cgraph_materialize_all_clones): Dispose of all
6798 combined_args_to_skip bitmaps.
6799 (verify_cgraph_node): Do not check for edges pointing to wrong
6800 nodes in inline clones.
6801 * tree-inline.c (copy_bb): Call
6802 cgraph_redirect_edge_call_stmt_to_callee.
6803 * ipa.c (cgraph_remove_unreachable_nodes): Call
6804 cgraph_node_remove_callees even when there are used clones.
6806 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6808 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6810 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6813 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6816 2010-03-18 Michael Matz <matz@suse.de>
6819 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6820 into sqrt(x) if we need to preserve signed zeros.
6822 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6823 Eric Botcazou <ebotcazou@adacore.com>
6825 PR rtl-optimization/43360
6826 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6827 note if we don't know its invariant status.
6829 2010-03-18 Michael Matz <matz@suse.de>
6831 PR tree-optimization/43402
6832 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6833 PHI chains of ssa names registered for update.
6835 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6838 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6839 non-offsettable and pre_modify update addressing.
6840 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6841 and "2" alternatives "#".
6842 (*movdd_softfloat32): Make all alternatives "#";
6843 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6844 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6845 (*movdf_softfloat32): Make all alternatives "#";
6846 (movdi): Use the new DIFD mode iterator to create a common splitter
6847 for movdi, movdf and movdd patterns.
6849 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6851 * common.opt (dumpdir): Remove redundant tab.
6853 2010-03-17 Martin Jambor <mjambor@suse.cz>
6855 PR tree-optimization/43347
6856 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6857 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6859 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6861 PR rtl-optimization/42216
6862 * regrename.c (create_new_chain): New function, broken out from...
6863 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6864 appending a use to an empty chain.
6865 (build_def_use): Remove previous changes that convert OP_INOUT to
6866 OP_OUT operands; instead detect the case where an OP_INOUT operand
6867 uses a previously untracked register and create an empty chain for it.
6869 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6871 * doc/extend.texi (Function Attributes): Rewrite unfinished
6872 sentence in ms_abi documentation.
6874 2010-03-17 Alan Modra <amodra@gmail.com>
6876 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6877 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6878 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6879 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6881 2010-03-16 Richard Henderson <rth@redhat.com>
6884 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6885 (lower_try_finally): Save and restore eh_seq around the expansion
6888 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6890 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6891 statements before splitting block.
6893 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6895 * doc/sourcebuild.texi (Testsuites): Fix markup.
6896 Use pathnames relative to gcc/testsuite.
6897 (Test Directives): Move description of how timeout is determined.
6898 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6899 (C Tests): Correct gcc.misc-tests directory.
6900 Framework tests now live in gcc.test-framework.
6902 2010-03-16 Richard Guenther <rguenther@suse.de>
6905 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6906 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6908 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6909 Alexandre Oliva <aoliva@redhat.com>
6911 PR tree-optimization/42917
6912 * lambda-code.c (remove_iv): Skip debug statements.
6913 (lambda_loopnest_to_gcc_loopnest): Likewise.
6914 (not_interesting_stmt): Debug statements are not interesting.
6916 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6920 * cselib.c (cselib_preserve_constants,
6921 cfa_base_preserved_val): New static variables.
6922 (preserve_only_constants): New function.
6923 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6924 clear its REG_VALUES. If cselib_preserve_constants, don't
6925 empty the whole hash table, but preserve there VALUEs with constants,
6926 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6927 (cselib_preserve_cfa_base_value): New function.
6928 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6929 (cselib_init): Change argument to int bitfield. Set
6930 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6932 (cselib_finish): Clear cselib_preserve_constants and
6933 cfa_base_preserved_val.
6934 * cselib.h (enum cselib_record_what): New enum.
6935 (cselib_init): Change argument to int.
6936 (cselib_preserve_cfa_base_value): New prototype.
6937 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6938 * dse.c (dse_step1): Likewise.
6939 * cfgcleanup.c (thread_jump): Likewise.
6940 * sched-deps.c (sched_analyze): Likewise.
6941 * gcse.c (local_cprop_pass): Likewise.
6942 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6943 If FN is non-NULL, call the callback always and whenever it returns
6944 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6945 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6946 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6947 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6948 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6949 * var-tracking.c: Include recog.h.
6950 (bb_stack_adjust_offset): Remove.
6951 (vt_stack_adjustments): Don't call it, instead just gather the
6952 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6953 (adjust_stack_reference): Remove.
6954 (compute_cfa_pointer): New function.
6955 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6956 (struct adjust_mem_data): New type.
6957 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6959 (get_address_mode): New function.
6960 (replace_expr_with_values): Use it.
6961 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6962 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6963 (adjust_sets): Remove.
6964 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6965 Use get_address_mode.
6966 (get_adjusted_src): Remove.
6967 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6968 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6969 (add_with_sets): Don't call adjust_sets.
6970 (fp_setter, vt_init_cfa_base): New functions.
6971 (vt_initialize): Change return type to bool. Move most of pool etc.
6972 initialization to the beginning of the function from end. Pass
6973 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6974 If !frame_pointer_needed, call vt_stack_adjustment before mos
6975 vector is filled, call vt_init_cfa_base if argp/framep has been
6976 eliminated to sp. If frame_pointer_needed and argp/framep has
6977 been eliminated to hard frame pointer, set
6978 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6979 encountering fp setter in the prologue. For MO_ADJUST, call
6980 log_op_type before pusing the op into mos vector, not afterwards.
6981 Call adjust_insn before cselib_process_insn/add_with_sets,
6982 call cancel_changes (0) afterwards.
6983 (variable_tracking_main_1): Adjust for vt_initialize calling
6984 vt_stack_adjustments and returning whether it succeeded or not.
6986 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6988 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6991 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6993 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6995 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6996 drap_reg has not been set.
6998 2010-03-15 Michael Matz <matz@suse.de>
7001 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
7002 use it to expand block copies.
7003 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7004 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
7005 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
7007 2010-03-15 Richard Guenther <rguenther@suse.de>
7009 PR tree-optimization/43367
7010 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7013 2010-03-15 Richard Guenther <rguenther@suse.de>
7015 PR tree-optimization/43317
7016 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
7018 2010-03-15 Martin Jambor <mjambor@suse.cz>
7020 PR tree-optimization/43141
7021 * tree-sra.c (create_abstract_origin): New function.
7022 (modify_function): Call create_abstract_origin.
7024 2010-03-15 Chris Demetriou <cgd@google.com>
7026 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
7029 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7032 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
7033 call insert_out_of_ssa_copy for default definitions.
7035 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7037 * graphite-clast-to-gimple.c (my_long_long): Defined.
7038 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
7039 * graphite-sese-to-poly.c (my_long_long): Defined.
7040 (scop_ivs_can_be_represented): Use it.
7042 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7044 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
7045 graphite-max-bbs-per-function, and loop-block-tile-size.
7046 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
7048 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
7050 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7052 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
7053 forward declaration.
7054 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
7055 (add_upper_bounds_from_estimated_nit): New.
7056 (build_loop_iteration_domains): Use it.
7058 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7060 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
7062 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7065 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
7066 should be an INTEGER_CST. Also handle CASE_CONVERT.
7068 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7070 * graphite.c (graphite_initialize): To bound the number of bbs per
7071 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
7072 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
7073 * doc/invoke.texi: Document it.
7075 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7077 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
7078 * graphite-sese-to-poly.h (build_poly_scop): Same.
7080 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
7082 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
7083 the number of parameters in the scop. Use as an upper bound
7084 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
7085 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
7086 * doc/invoke.texi: Document it.
7088 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
7090 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
7091 * doc/c-tree.texi: Remove.
7092 * doc/generic.texi: Merge c-tree.texi here.
7093 * doc/gccint.texi (Trees): Remove menu entry.
7094 (c-tree.texi): Remove @include.
7095 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
7096 * doc/languages.texi (Reading RTL): Ditto.
7098 2010-03-12 Steve Ellcey <sje@cup.hp.com>
7101 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
7103 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7106 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
7107 code added to work around reload clobbering CONST insns.
7109 2010-03-12 Jakub Jelinek <jakub@redhat.com>
7111 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
7112 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
7113 (cselib_preserve_only_values): Remove retain argument, don't
7114 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
7115 * cselib.h (cselib_preserve_only_values): Remove retain argument.
7116 * var-tracking.c (micro_operation): Move insn field before union.
7117 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
7118 (struct variable_tracking_info_def): Remove n_mos field, change
7119 mos into a vector of micro_operations.
7120 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
7121 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
7122 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
7123 changing into a vector.
7124 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
7125 come before all other uops generated by add_stores.
7126 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
7128 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
7129 a vector. Run just one pass over the bbs instead of separate counting
7130 and computation phase.
7131 (vt_finalize): Free VTI (bb)->mos vector instead of array.
7134 * tree-inline.c (remap_decls): Put old_var rather than origin_var
7135 into *nonlocalized_list vector.
7136 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
7137 even if origin is non-NULL.
7138 (gen_variable_die): Likewise.
7139 (process_scope_var): Don't change origin.
7140 (gen_decl_die): Likewise.
7141 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
7142 before adding new edges instead of after it, fix moving over
7145 2010-03-11 David S. Miller <davem@davemloft.net>
7147 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
7149 * configure: Rebuild.
7151 2010-03-11 Martin Jambor <mjambor@suse.cz>
7153 PR tree-optimization/43257
7154 * tree.c (assign_assembler_name_if_neeeded): New function.
7155 (free_lang_data_in_cgraph): Assembler name assignment moved to the
7157 * tree.h (assign_assembler_name_if_neeeded): Declare.
7158 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
7159 the function if needed.
7161 2010-03-11 Chris Demetriou <cgd@google.com>
7163 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
7164 include/stdint-gcc.h, and include/stdint.h world-readable.
7166 2010-03-11 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/43255
7169 * tree-vrp.c (process_assert_insertions_for): Do not insert
7170 asserts for trivial conditions.
7172 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7174 PR tree-optimization/43280
7175 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
7176 generation. Move calculation of size out of the if branch.
7177 (find_bswap): Modify compare number generation.
7179 2010-03-11 Richard Guenther <rguenther@suse.de>
7182 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
7183 (input_gimple_stmt): Fixup handled component types during
7184 operand read. Also fix up decls in ADDR_EXPRs.
7186 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
7188 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
7189 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
7191 2010-03-10 Jan Hubicka <jh@suse.cz>
7194 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
7195 * varasm.c (get_variable_section): Don't do that here...
7196 (make_decl_rtl): ... and here.
7197 (do_assemble_alias): Produce decl RTL.
7198 (assemble_alias): Likewise.
7200 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7203 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
7204 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
7206 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
7207 (based_loc_descr): Only express drap or vdrap regno based expressions
7208 using DW_OP_fbreg when not optimizing.
7209 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
7210 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
7211 REG_CFA_SET_VDRAP note.
7213 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
7215 PR tree-optimization/43236
7216 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
7217 error in calculation of base address in reverse iteration case.
7218 (generate_builtin): Take number of latch executions if the statement
7221 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
7224 * tree-eh.c: Include pointer-set.h.
7225 (lower_eh_dispatch): Filter out duplicate case labels and
7226 remove the unneeded edge when the label is unused. Return
7227 true when some edges are removed.
7228 (execute_lower_eh_dispatch): When any lowering resulted in
7229 removing an edge, also delete unreachable blocks.
7231 2010-03-10 Jakub Jelinek <jakub@redhat.com>
7234 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
7235 UNSPEC_MACHOPIC_OFFSET.
7237 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
7240 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7241 (m68k_delegitimize_address): New function.
7243 2010-03-09 Jakub Jelinek <jakub@redhat.com>
7246 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
7249 * var-tracking.c (adjust_sets): New function.
7250 (count_with_sets, add_with_sets): Use it.
7251 (get_adjusted_src): New inline function.
7252 (add_stores): Use it.
7255 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
7256 call cselib_dummy_expand_value_rtx_cb instead of
7257 cselib_expand_value_rtx_cb.
7260 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
7261 * config/i386/i386.c: Include debug.h and dwarf2out.h.
7262 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
7263 and .cfi_endproc around the pic thunks.
7264 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
7265 all queued unwind info register saves are saved before the call.
7266 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
7267 considered as sp-=4 for unwind info and the pop as sp+=4 which
7268 also clobbers dest, but doesn't actually restore it.
7271 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
7272 RTX_FRAME_RELATED_P.
7274 2010-03-09 Jie Zhang <jie@codesourcery.com>
7276 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
7277 whitespaces in output template.
7279 2010-03-09 Jie Zhang <jie@codesourcery.com>
7281 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
7284 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7286 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
7287 builtins.exp in a separate job.
7289 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7291 * graphite-sese-to-poly.c (add_param_constraints): Use
7292 lower_bound_in_type and upper_bound_in_type.
7294 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7296 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
7297 instead of unsigned_type_node.
7299 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7300 Reza Yazdani <reza.yazdani@amd.com>
7303 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
7304 on pointer type parameters.
7306 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7310 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
7311 handle conversions from pointer to integers.
7312 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
7313 induction variable, to be able to work with code generated by CLooG.
7314 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
7315 (build_poly_scop): Bail out if we cannot codegen a loop.
7317 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
7319 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
7320 code generation with gloog_error.
7322 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7324 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
7325 Call fold_convert on all the returned values.
7326 (expand_scalar_variables_expr): Pass to
7327 expand_scalar_variables_ssa_name the type of the resulting expression.
7329 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7331 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7332 ppl_min_for_le_pointset.
7333 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7334 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7336 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7338 * graphite-dependences.c (map_into_dep_poly): Removed.
7339 (dependence_polyhedron_1): Use combine_context_id_scat.
7341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7343 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7344 (struct poly_bb): Same.
7345 (combine_context_id_scat): New.
7347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7350 * sese.c (name_defined_in_loop_p): Return false for default
7353 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7355 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7356 and clean up the logic.
7358 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7360 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7363 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7365 * var-tracking.c (remove_cselib_value_chains): Define only for
7367 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7368 delete_slot_part, emit_notes_for_differences_1): Don't call
7369 remove_cselib_value_chains here.
7370 (set_slot_part, emit_notes_for_differences_2): Don't call
7371 add_cselib_value_chains here.
7372 (preserved_values): New vector.
7373 (preserve_value): New function.
7374 (add_uses, add_stores, vt_add_function_parameters): Use it
7375 instead of cselib_preserve_value.
7376 (changed_values_stack): New vector.
7377 (check_changed_vars_0): New function.
7378 (check_changed_vars_1, check_changed_vars_2): Use it.
7379 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7380 changed_values_stack VALUEs.
7381 (vt_emit_notes): For all preserved_values call
7382 add_cselib_value_chains. If ENABLE_CHECKING call
7383 remove_cselib_value_chains before verifying value_chains is empty.
7384 Initialize and free changed_values_stack.
7385 (vt_initialize): Initialize preserved_values.
7386 (vt_finalize): Free preserved_values.
7388 2010-03-08 Richard Guenther <rguenther@suse.de>
7390 PR tree-optimization/43269
7391 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7394 2010-03-08 Martin Jambor <mjambor@suse.cz>
7396 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7397 (ipa_is_param_called): Removed.
7398 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7399 (ipa_print_node_params): Do not print the called flag.
7400 (ipa_write_node_info): Do not stream the called flag.
7401 (ipa_read_node_info): Likewise.
7403 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7406 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7407 * cselib.c (struct expand_value_data): Add dummy field.
7408 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7410 (cselib_dummy_expand_value_rtx_cb): New function.
7411 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7413 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7414 * var-tracking.c: Include pointer-set.h.
7415 (variable): Change n_var_parts to char from int. Add
7416 cur_loc_changed and in_changed_variables fields.
7417 (variable_canonicalize): Remove.
7418 (shared_var_p): New inline function.
7419 (unshare_variable): Maintain cur_loc_changed and
7420 in_changed_variables fields. If var was in changed_variables,
7421 replace it there with new_var. Just copy cur_loc instead of
7422 resetting it to something else.
7423 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7424 (dataflow_set_union): Don't call variable_canonicalize.
7425 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7426 of their DEBUG_EXPR_TREE_DECLs.
7427 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7428 and in_changed_variables and cur_loc_changed is false.
7429 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7430 and cur_loc_changed. Don't update cur_loc here.
7431 (variable_merge_over_src): Don't call variable_canonicalize.
7432 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7433 removing loc that is equal to cur_loc, clear cur_loc,
7434 set cur_loc_changed and ensure variable_was_changed is called.
7435 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7436 compare pointers in cur_loc check, if it is equal to loc,
7437 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7438 (variable_different_p): Remove compare_current_location argument,
7439 don't compare cur_loc.
7440 (dataflow_set_different_1): Adjust variable_different_p caller.
7441 (variable_was_changed): If dv had some var in changed_variables
7442 already, reset in_changed_variables flag for it and propagate
7443 cur_loc_changed over to the new variable. On empty var
7444 always set cur_loc_changed. Set in_changed_variables on whatever
7445 var is added to changed_variables.
7446 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7447 Use shared_var_p. When removing loc that is equal to cur_loc,
7448 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7449 end, don't set it to something else, just call variable_was_changed.
7450 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7451 loc being removed, clear cur_loc and set cur_loc_changed.
7452 Set cur_loc_changed if all locations have been removed.
7453 (struct expand_loc_callback_data): New type.
7454 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7455 allocated. Always create SUBREGs if simplify_subreg failed.
7456 Prefer to use cur_loc, when that fails and still in
7457 changed_variables (and seen first time) recompute it. Set
7458 cur_loc_changed of variables which had to change cur_loc and
7459 compute elcd->cur_loc_changed if any of the subexpressions used
7460 had to change cur_loc.
7461 (vt_expand_loc): Adjust to pass arguments in
7462 expand_loc_callback_data structure.
7463 (vt_expand_loc_dummy): New function.
7464 (emitted_notes): New variable.
7465 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7466 that weren't used for any other decl in current
7467 emit_notes_for_changes call call vt_expand_loc_dummy to update
7468 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7469 first loc_chain location if NULL before. Always use just
7470 cur_loc instead of first loc_chain location. When cur_loc_changed
7471 is false, when not --enable-checking=rtl just don't emit any note.
7472 When rtl checking, compute the note and assert it is the same
7473 as previous note. Clear cur_loc_changed and in_changed_variables
7474 at the end before removing from changed_variables.
7475 (check_changed_vars_3): New function.
7476 (emit_notes_for_changes): Traverse changed_vars to call
7477 check_changed_vars_3 on each changed var.
7478 (emit_notes_for_differences_1): Clear cur_loc_changed and
7479 in_changed_variables. Recompute cur_loc of new_var.
7480 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7481 (vt_emit_notes): Initialize and destroy emitted_notes.
7483 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7485 PR rtl-optimization/42220
7486 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7487 Use verify_reg_tracked to determine if we should use OP_OUT rather
7489 (build_def_use): If we see an in-out operand for a register that we
7490 know nothing about, treat is an output if possible, fail the block if
7493 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7496 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7499 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7502 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7503 uses of relevant DEFs that are dead outside the loop too.
7505 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7507 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7509 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7511 * var-tracking.c (values_to_unmark): New variable.
7512 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7513 values_to_unmark vector. Moved body to...
7514 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7515 instead queue it into values_to_unmark vector.
7516 (vt_find_locations): Free values_to_unmark vector.
7518 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7520 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7521 (site.exp): Export them when plugins are enabled.
7523 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7526 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7528 (chrec_fold_multiply): Same.
7530 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7533 * c-decl.c (build_compound_literal): Return early if init is
7536 2010-03-04 Martin Jambor <mjambor@suse.cz>
7538 PR tree-optimization/43164
7539 PR tree-optimization/43191
7540 * tree-sra.c (type_consists_of_records_p): Reject records with
7541 zero-size bit-fields at the end.
7543 2010-03-04 Mike Stump <mikestump@comcast.net>
7545 * Makefile.in (TAGS): Remove *.y.
7547 2010-03-04 Richard Guenther <rguenther@suse.de>
7549 PR tree-optimization/40761
7550 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7552 (my_rev_post_order_compute): New function.
7553 (init_pre): Call it.
7555 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7558 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7559 decrease the cost of an IV candidate when the cost is infinite.
7561 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7563 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7564 Use '3DNow!' for the extension of that name, ensure normal space
7566 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7568 2010-03-03 Jeff Law <law@redhat.com>
7570 * PR middle-end/32693
7571 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7572 than gen_rtx_SUBREG.
7573 (extract_bit_field_1): Likewise.
7575 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7577 * doc/sourcebuild.texi (Test directives): Document that arguments
7578 include-opts and exclude-opts are now optional for dg-skip-if,
7579 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7581 2010-03-03 Jason Merrill <jason@redhat.com>
7584 * cgraph.h (varpool_node): Add extra_name field.
7585 * varpool.c (varpool_extra_name_alias): New.
7586 (varpool_assemble_decl): Emit extra name aliases.
7587 (varpool_mark_needed_node): Look past an extra name alias.
7588 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7589 * lto-streamer-in.c (lto_input_tree): Read it.
7590 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7592 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7594 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7595 (sparc*-*-solaris2*): ...this.
7597 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7600 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7601 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7602 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7603 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7606 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7607 fallthrough to default handling, just with want_address 0 instead of 2.
7608 For single element lists, add_AT_loc directly, otherwise create an
7609 artificial variable DIE and stick location list to it.
7612 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7613 (VAL_EXPR_HAS_REVERSE): Define.
7614 (reverse_op): New function.
7615 (add_stores): For reversible operations add an extra MO_VAL_USE.
7617 2010-03-02 Jason Merrill <jason@redhat.com>
7619 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7621 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7623 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7624 (sparc64-*-linux*): Likewise.
7625 (sparc64-*-solaris2*): Include assembler files before linker ones.
7626 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7627 * config/sparc/gas.h: Delete.
7628 * config/sparc/sol2-64.h: Add copyright notice.
7629 * config/sparc/sol2-gas-bi.h: Likewise.
7630 * config/sparc/sol2-gld.h: Likewise.
7631 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7632 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7633 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7634 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7635 (sparc_elf_asm_named_section): Rename into...
7636 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7638 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7640 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7642 2010-03-02 Jeff Law <law@redhat.com>
7645 * reload1.c (rtx_p, substitute_stack): Declare.
7646 (substitute): Record addresses of changed rtxs.
7647 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7648 Restore the original rtx when complete.
7649 (reload): Free subsitute_stack when complete.
7651 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7653 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7654 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7656 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7657 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7658 Torture Tests): Change from subsection to section.
7660 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7661 Steven Bosscher <steven@gcc.gnu.org>
7663 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7666 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7669 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7670 the assignment from the new induction variable to the assignment
7671 of the value from the original loop PHI function.
7673 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7674 Daniel Jacobowitz <dan@codesourcery.com>
7676 * doc/sourcebuild.texi (Test directives): Clarify options to
7679 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7681 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7682 Disable cfi directives unless GCC and gas agree on using read-only
7683 .eh_frame sections for 64-bit.
7684 * configure: Regenerate.
7686 2010-03-01 Richard Guenther <rguenther@suse.de>
7688 PR tree-optimization/43220
7689 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7690 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7692 2010-03-01 Richard Guenther <rguenther@suse.de>
7693 Martin Jambor <mjambor@suse.cz>
7696 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7697 gimplified parameters.
7699 2010-03-01 Christian Bruel <christian.bruel@st.com>
7701 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7703 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7705 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7707 2010-03-01 Richard Guenther <rguenther@suse.de>
7710 * expr.c (expand_assignment): Use the alias-oracle to tell
7711 if the rhs aliases the result decl.
7713 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7716 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7717 to sol_gt_pch_get_address.
7718 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7719 64-bit, SPARC and x86.
7720 (sol_gt_pch_get_address): New function.
7722 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7724 * toplev.h (inform_n, error_n): Declare.
7725 * diagnostic.c (inform_n, error_n): New function.
7727 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7729 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7730 has no rtl yet when processing local_decls, queue it and recheck
7731 if deferred stack allocation hasn't assigned it rtl.
7733 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7735 * config/sh/sh.c (unspec_bbr_uid): New.
7736 (gen_block_redirect): Use it instead of INSN_UID.
7737 (gen_far_branch): Likewise.
7739 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7741 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7742 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7744 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7746 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7747 (Warning Options): -Wno-conversion-null is valid for
7748 Objective-C++ as well.
7749 * doc/tm.texi (Named Address Spaces): Likewise.
7750 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7751 * doc/tree-ssa.texi (Tree SSA): Likewise.
7753 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7756 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7757 by default. Don't set the default arch for
7758 i[34567]86-*-darwin*|x86_64-*-darwin*.
7760 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7763 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7764 default. Set the default 32bit/64bit archs with $with_arch
7765 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7767 2010-02-27 Richard Guenther <rguenther@suse.de>
7769 PR tree-optimization/43186
7770 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7771 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7772 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7773 unroller iterations.
7775 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7777 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7778 required and i[34567]86-*-* targets don't support 64bit ISA.
7780 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7783 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7786 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7788 * config.gcc: Set the default arch at least to Prescott for
7789 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7790 if SSE math is enabled.
7792 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7794 * diagnostic.c (diagnostic_initialize): Update.
7795 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7797 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7798 (diagnostic_inhibit_notes): New.
7799 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7801 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7804 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7805 * doc/standards.texi: Likewise.
7806 * doc/extend.texi: Likewise.
7807 * doc/trouble.texi: Likewise.
7808 * doc/cppopts.texi: Likewise.
7809 * doc/install.texi: Likewise.
7810 * c.opt (std=c90,std=gnu90): New options.
7811 * c-opts.c (c_common_handle_option): Handle them.
7813 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7816 * c-decl.c (undeclared_variable): Use an informative note.
7818 2010-02-26 Richard Guenther <rguenther@suse.de>
7820 PR tree-optimization/43186
7821 * gimple.h (gimple_fold): Remove.
7822 * gimple.c (gimple_fold): Remove. Inline into single user ...
7823 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7824 Try harder for conditions.
7826 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7829 * function.c (used_types_insert): Don't skip through named pointer
7830 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7831 and it is different from the main variant's type.
7833 2010-02-26 Nick Clifton <nickc@redhat.com>
7835 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7837 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7839 * config.gcc: Support --with-fpmath=sse for x86.
7841 * config/i386/ssemath.h: New.
7843 * doc/install.texi (--with-fpmath=sse): Documented.
7845 2010-02-26 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/43188
7848 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7849 vector types of over-aligned element type.
7851 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7854 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7855 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7857 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7859 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7861 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7863 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7864 * var-tracking.c: Include diagnostic.h.
7865 (debug_dv): New function.
7866 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7869 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7870 (add_value_chain, add_value_chains, remove_value_chain,
7871 remove_value_chains): Handle DEBUG_EXPRs.
7872 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7875 * regcprop.c (struct queued_debug_insn_change): New type.
7876 (struct value_data_entry): Add debug_insn_changes field.
7877 (struct value_data): Add n_debug_insn_changes field.
7878 (debug_insn_changes_pool): New variable.
7879 (free_debug_insn_changes, apply_debug_insn_changes,
7880 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7881 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7882 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7884 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7886 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7887 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7888 changes, call cprop_find_used_regs via note_stores.
7889 (copyprop_hardreg_forward): When copying vd from predecessor
7890 which has any queued DEBUG_INSN changes, make sure the pointers are
7891 cleared. At the end call df_analyze and then if there are any
7892 DEBUG_INSN changes queued at the end of some basic block for still
7893 live registers, apply them.
7894 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7896 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7898 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7901 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7903 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7904 targets. Set the default with_cpu/with_arch from arch/cpu.
7905 Allow x86-64 and native for with_cpu/with_arch.
7907 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7909 * ebitmap.c: Change calls to verify_popcount with calls to
7910 sbitmap_verify_popcount.
7911 (ebitmap_clear_bit): Fixed map->cacheindex test and
7912 map>cache update when bit clearing results in an empty
7915 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7918 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7919 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7920 and support both V2DF and V2DI modes.
7921 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7922 support both V2DF and V2DI modes.
7923 (general): Delete trailing whitespace from a few patterns.
7925 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7926 V2DF/V2DI interleave high/low builtins.
7928 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7931 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7932 interleave high/low functions.
7934 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7936 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7937 #pragma extern_prefix.
7939 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7942 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7943 BLKmode, assert op0 is a MEM and just adjust its mode.
7946 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7947 if bitpos isn't multiple of mode's bitsize.
7949 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7951 * c.opt (-ftemplate-depth=): New.
7952 (-ftemplate-depth-): Deprecate.
7953 * optc-gen.awk: Handle -ftemplate-depth=.
7954 * opth-gen.awk: Likewise.
7955 * c-opts.c (c_common_handle_option): Likewise.
7956 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7958 2010-02-24 Jason Merrill <jason@redhat.com>
7960 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7962 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7964 * cfg.c (alloc_aux_for_block): Remove inline.
7965 (alloc_aux_for_edge): Likewise.
7967 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7969 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7971 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7973 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7974 * config/i386/sol2-gas.h: New file.
7975 * config.gcc (i[34567]86-*-solaris2*): Use it.
7977 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7980 * c-typeck.c (ep_convert_and_check): New.
7981 (build_conditional_expr): Use it.
7982 (build_binary_op): Likewise.
7984 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7986 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7989 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7990 bounds even for -O+.
7991 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7992 expr needs to have DECL_NAME set.
7994 2010-02-24 Nick Clifton <nickc@redhat.com>
7996 * config/mep/mep.c: Include gimple.h.
7997 (mep_function_uses_sp): Delete unused function.
7998 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7999 parameters. Use unsigned integers to count args. Return a
8000 NULL_RTX instead of an error_mark_node. Toidy up formatting.
8002 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8005 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
8006 greater or equal to nelt instead of 2 * nelt.
8007 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
8010 2010-02-23 Jason Merrill <jason@redhat.com>
8013 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
8014 in cfun->local_decls even if they have register types.
8017 * stor-layout.c (place_field): Don't warn about unnecessary
8018 DECL_PACKED if the type is packed.
8020 2010-02-23 Jakub Jelinek <jakub@redhat.com>
8023 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
8024 GOTOFF relocs, even when the base reg isn't pic pointer.
8026 2010-02-23 Michael Matz <matz@suse.de>
8029 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
8030 (expand_gimple_basic_block): Generate and use debug temps if there
8031 are debug uses left after the last real use of TERed ssa names.
8032 Unlink debug immediate uses when they are expanded.
8034 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
8037 * config/i386/i386.c (override_options): Reorganise to provide
8038 better error messages.
8040 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8043 * graphite-scop-detection.c (create_single_exit_edge): Move
8044 the call to find_single_exit_edge to....
8045 (create_sese_edges): ...here. Don't handle multiple edges
8046 exiting the function.
8047 (build_graphite_scops): Don't handle multiple edges
8048 exiting the function.
8050 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8053 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
8054 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
8056 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
8059 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
8061 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8064 * c-typeck.c (convert_arguments): Print declaration location.
8065 * c-common.c (validate_nargs): Rename as
8066 builtin_function_validate_nargs.
8067 (check_builtin_function_arguments): Update.
8069 2010-02-22 Richard Guenther <rguenther@suse.de>
8072 * tree-inline.c (declare_return_variable): Use the type of
8073 the call stmt lhs if available.
8075 2010-02-22 Duncan Sands <baldrick@free.fr>
8077 * passes.c (register_pass): Always consider all pass lists when
8078 ref_pass_instance_number is zero.
8080 2010-02-22 Richard Guenther <rguenther@suse.de>
8082 PR tree-optimization/42749
8083 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
8084 parameter. Do arithmetic in the original type.
8085 (update_accumulator_with_ops): Likewise.
8086 (adjust_accumulator_values): Adjust.
8088 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8090 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
8091 (QI to BLKmode splitter): New splitter.
8093 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
8095 * config/i386/i386.c (initial_ix86_tune_features): Turn on
8096 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
8098 2010-02-22 Richard Guenther <rguenther@suse.de>
8100 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
8102 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
8104 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
8105 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
8106 ($(T)crti.o, $(T)crtn.o): Remove rules.
8108 2010-02-21 Tobias Burnus <burnus@net-b.de>
8111 * doc/invoke.texi (-fassociative-math): Document that this
8112 option is automatically enabled for Fortran.
8114 2010-02-20 David S. Miller <davem@davemloft.net>
8116 * configure.ac: Test if linker and assembler properly support
8117 GOTDATA_OP relocations.
8118 * configure: Rebuild.
8119 * config.in: Likewise.
8120 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
8121 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
8122 (movsi_high_pic): Likewise.
8123 (movdi_lo_sum_pic): Likewise.
8124 (movdi_high_pic): Likewise.
8125 (movsi_pic_gotdata_op): New pattern.
8126 (movdi_pic_gotdata_op): Likewise.
8127 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
8128 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
8130 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
8133 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
8134 attribute to ssemul.
8135 (xop_mulv2div2di3_high): Ditto.
8137 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8140 * c.opt (Wconversion-null): New option.
8141 * doc/invoke.texi (Wconversion-null): Document.
8143 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
8145 * common.opt (Wlarger-than-): Add Undocumented.
8147 2010-02-19 Mike Stump <mikestump@comcast.net>
8149 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
8151 2010-02-19 Jason Merrill <jason@redhat.com>
8154 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
8155 * configure: Likewise.
8157 2010-02-20 Alan Modra <amodra@gmail.com>
8160 * cgraph.h (cgraph_make_decl_local): Declare.
8161 * cgraph.c (cgraph_make_decl_local): New function.
8162 (cgraph_make_node_local): Use it.
8163 * cgraphunit.c (cgraph_function_versioning): Likewise.
8164 * ipa.c (function_and_variable_visibility): Likewise.
8166 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8169 * except.c (sjlj_emit_function_enter): Don't call
8170 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
8172 * rtl.h (add_reg_br_prob_note): Remove prototype.
8174 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8177 * c-common.c (conversion_warning): Remove widening conversions
8178 before checking the conversion of integers to reals.
8180 2010-02-19 Mike Stump <mikestump@comcast.net>
8183 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
8186 * cgraphunit.c (process_function_and_variable_attributes): Check
8187 DECL_PRESERVE_P instead of looking up attribute "used".
8188 * ipa-pure-const.c (check_decl): Likewise.
8189 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
8190 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
8191 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
8192 instead of attribute "used".
8193 * config/sol2-c.c (solaris_pragma_init): Likewise.
8194 (solaris_pragma_fini): Likewise.
8196 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8198 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
8199 Use XCNEW instead of xcalloc.
8200 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
8201 XNEW instead of xmalloc.
8202 (get_fields): Use XNEWVEC instead of xmalloc.
8205 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
8206 populate vars array.
8207 (create_new_general_access): For debug stmts just reset value.
8208 (get_stmt_accesses): For accesses within debug stmts just record them
8209 using add_access_to_acc_sites instead of preventing the peeling or
8210 counting them as accesses.
8213 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
8215 2010-02-19 Richard Guenther <rguenther@suse.de>
8217 PR tree-optimization/42916
8218 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
8221 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
8223 * configure.ac: Replace all uses of changequote in macro arguments
8224 with proper quoting.
8226 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8229 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
8231 2010-02-19 Richard Guenther <rguenther@suse.de>
8233 PR tree-optimization/42944
8234 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
8235 test for aliasing with errno.
8237 2010-02-19 Jakub Jelinek <jakub@redhat.com>
8240 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
8241 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
8242 * dojump.c: Include output.h.
8243 (inv): New inline function.
8244 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
8245 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
8246 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
8247 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
8248 argument, pass it down to other calls.
8249 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
8250 add REG_BR_PROB note to the conditional jump.
8251 * cfgexpand.c (add_reg_br_prob_note): Removed.
8252 (expand_gimple_cond): Don't call it, add the probability
8253 as last argument to jumpif_1/jumpifnot_1.
8254 * Makefile.in (dojump.o): Depend on output.h.
8255 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
8257 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
8258 * stmt.c (do_jump_if_equal): Likewise.
8259 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
8260 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8261 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
8263 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
8264 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
8265 jumpifnot_1 callers.
8266 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
8268 (store_expr): Adjust jumpifnot caller.
8269 (store_constructor): Adjust jumpif caller.
8272 * gimplify.c (gimple_boolify): For __builtin_expect call
8273 gimple_boolify also on its first argument.
8275 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
8277 * configure.ac (gnu-unique-object): Wrap regexps using [] in
8279 (__stack_chk_fail): Ditto. Remove quadrigraphs.
8280 * configure: Regenerated.
8282 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8284 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
8285 lang_hooks.types_compatible_p instead of comptypes.
8287 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8289 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
8290 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
8291 if __prefer_thumb__ is defined.
8293 2010-02-18 Martin Jambor <mjambor@suse.cz>
8295 PR tree-optimization/43066
8296 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
8297 array with zero-sized element type.
8299 2010-02-18 Jakub Jelinek <jakub@redhat.com>
8301 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
8302 rtx, allocate struct var_loc_node here and return it to the
8303 caller, and only if it is actually needed.
8304 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
8305 move it earlier and return immediately if it returns NULL.
8307 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
8309 * config/sparc/gas.h: New file. Restore
8310 TARGET_ASM_NAMED_SECTION to its ELF default.
8311 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
8313 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8314 Likewise. Add ATTRIBUTE_UNUSED to prototype.
8315 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
8316 after sparc/sysv4.h.
8318 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
8320 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
8322 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
8324 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
8325 patterns from predicated pattern.
8327 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
8330 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8331 for insn mnemonic suffix.
8333 2010-02-17 Richard Guenther <rguenther@suse.de>
8335 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8338 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8341 * caller-save.c (save_call_clobbered_regs): If BB ends with
8342 a DEBUG_INSN, move any notes in between last real insn and the last
8343 DEBUG_INSN after the last DEBUG_INSN.
8345 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8347 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8348 Fix return type. Fix argument type. Explain meaning of return value.
8350 2010-02-16 Richard Guenther <rguenther@suse.de>
8352 PR tree-optimization/41043
8353 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8354 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8356 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8358 2010-02-16 Ira Rosen <irar@il.ibm.com>
8360 PR tree-optimization/43074
8361 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8362 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8363 vectorizable cycles in hybrid SLP check.
8364 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8366 2010-02-16 Richard Guenther <rguenther@suse.de>
8368 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8369 (true_dependence): If memrefs_conflict_p computes must-alias
8370 trust it. Move TBAA check after offset-based disambiguation.
8371 (canon_true_dependence): Likewise.
8373 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8375 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8376 * doc/invoke.texi: Document it.
8377 * var-tracking.c: Include toplev.h and params.h.
8378 (vt_find_locations): Return bool indicating success. Compute
8379 hash sizes unconditionally. Check new parameter, report.
8380 (variable_tracking_main_1): Check vt_find_locations results and
8381 retry. Renamed from...
8382 (variable_tracking_main): ... this. New wrapper to preserve
8383 flag_var_tracking_assignments.
8384 * Makefile.in (var-tracking.o): Adjust dependencies.
8386 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8387 Jakub Jelinek <jakub@redhat.com>
8390 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8391 if weak_import attribute is present.
8392 * config/darwin.c (machopic_select_section): Likewise.
8394 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8396 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8397 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8398 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8399 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8401 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8404 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8407 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8408 Rewrite text to refer to the names.
8410 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8412 * config/i386/i386-builtin-types.def
8413 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8414 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8415 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8416 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8417 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8418 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8419 IX86_BUILTIN_VPERMIL2PS256.
8420 (MULTI_ARG_4_DF2_DI_I): Defined.
8421 (MULTI_ARG_4_DF2_DI_I1): Defined.
8422 (MULTI_ARG_4_SF2_SI_I): Defined.
8423 (MULTI_ARG_4_SF2_SI_I1): Defined.
8424 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8425 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8426 __builtin_ia32_vpermil2ps256.
8427 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8428 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8429 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8430 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8431 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8432 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8433 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8434 CODE_FOR_xop_vpermil2v8sf3.
8435 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8436 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8437 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8438 (_mm256_permute2_pd): New.
8439 (_mm_permute2_ps): New.
8440 (_mm256_permute2_ps): New.
8442 2010-02-15 Nick Clifton <nickc@redhat.com>
8444 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8445 boolean parameters. Use emit_jump_insn when emitting a pop
8446 instruction containing a return insn.
8447 (push): Use 'true' rather than '1' as second parameter to F.
8448 (h8300_expand_prologue): Likewise.
8449 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8450 (h8300_expand_epilogue): Likewise.
8452 2010-02-15 Richard Guenther <rguenther@suse.de>
8455 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8458 2010-02-15 Nick Clifton <nickc@redhat.com>
8460 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8463 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8465 * intl.c (fake_ngettext): New function.
8466 * intl.h (fake_ngettext): Declare.
8467 (ngettext): Define macro.
8468 * collect2.c (notice_translated): New function.
8469 (main): Use notice_translated and ngettext.
8470 * collect2.h (notice_translated): Declare.
8472 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8474 * reorg.c (delete_computation): Comment fixes.
8475 * caller-save.c (setup_save_areas): Idem.
8476 * sel-sched-dump.c (dump_lv_set): Idem.
8479 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8481 * config/s390/s390.c (s390_sched_init): New function.
8482 (TARGET_SCHED_INIT): Target hook defined.
8484 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8485 Jack Howarth <howarth@bromo.med.uc.edu>
8486 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8489 Partial revert of unintended change in fix for PR41605.
8490 * config/darwin.h: Fix typo.
8491 * config/darwin9.h: Same.
8493 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8495 * c-pch.c (pch_init): Clear v.
8497 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8500 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8501 graphite_can_represent_init for MULT_EXPR.
8503 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8507 * graphite-sese-to-poly.c (remove_phi): New.
8508 (translate_scalar_reduction_to_array): Call remove_phi.
8510 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8513 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8514 * graphite-clast-to-gimple.h (gloog): Update declaration.
8515 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8516 * graphite-poly.h (struct poly_bb): Add missing comments.
8517 (struct scop): Add poly_scop_p field.
8519 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8520 * graphite.c (graphite_transform_loops): Build the polyhedral
8521 representation for each scop before code generation.
8522 * sese.c (rename_variables_in_operand): Removed.
8523 (rename_variables_in_expr): Return the renamed expression.
8524 (rename_sese_parameters): New.
8525 * sese.h (rename_sese_parameters): Declared.
8527 2010-02-11 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/42998
8530 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8531 POINTER_PLUS_EXPR properly.
8533 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8534 Changpeng Fang <changpeng.fang@amd.com>
8537 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8538 the cost of an IV candidate when the IV is used in a test against zero.
8540 * gcc.dg/tree-ssa/ivopts-3.c: New.
8542 2010-02-11 Richard Guenther <rguenther@suse.de>
8545 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8546 pointer-vs-decl case by swapping refs. Handle some cases
8547 of pointer-vs-decl disambiguations more conservatively.
8548 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8549 to false after expanding.
8551 2010-02-11 Richard Guenther <rguenther@suse.de>
8554 * gcc.c (process_command): Handle LTO file@offset case more
8557 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8559 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8560 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8562 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8564 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8565 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8566 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8567 Optimize eq/ne comparisons when both arguments are known to be
8569 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8570 Don't mask operands unnecessarily if they are known to be already
8573 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8575 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8578 2010-02-10 Richard Guenther <rguenther@suse.de>
8580 PR tree-optimization/43017
8581 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8582 for wrapping signed arithmetic.
8584 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8587 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8588 if no debug info should be emitted for it.
8590 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8593 note when flag_exceptions is set.
8595 2010-02-10 Duncan Sands <baldrick@free.fr>
8597 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8599 2010-02-10 Richard Guenther <rguenther@suse.de>
8602 * tree.c (get_unwidened): Handle constants.
8603 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8605 2010-02-10 Martin Jambor <mjambor@suse.cz>
8608 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8609 check for variable argument counts independently.
8611 2010-02-10 Christian Bruel <christian.bruel@st.com>
8614 * config/sh/sh.c (find_barrier): Increase length for non delayed
8615 conditional branches.
8617 2010-02-10 Christian Bruel <christian.bruel@st.com>
8619 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8621 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8623 * builtins.c (set_builtin_user_assembler_name): Also handle
8624 ffs if int is smaller than word.
8626 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8629 * ira-conflicts.c (get_dup): Remove.
8630 (process_reg_shuffles): Add new parameter. Use it as an
8631 additional guard for copy generation.
8632 (add_insn_allocno_copies): Rewrite.
8634 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8636 * common.opt (fsched2-use-traces): Preserved for backward
8638 * doc/invoke.texi: Remove the documentation about option
8639 -fsched2-use-traces.
8640 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8641 flag_sched2_use_traces.
8642 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8643 the backward compatibility flag section.
8645 2010-02-09 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/43008
8648 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8649 make HEAP variables initialized from global memory if they
8650 are not known builtin functions.
8651 (find_func_aliases): Adjust.
8653 2010-02-09 Richard Guenther <rguenther@suse.de>
8655 PR tree-optimization/43000
8656 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8657 arithmetic manually.
8659 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8661 PR tree-optimization/42931
8662 * tree-loop-linear.c (try_interchange_loops): Don't call
8663 double_int_mul if estimated_loop_iterations failed.
8665 2010-02-08 Martin Jambor <mjambor@suse.cz>
8668 * tree-sra.c (build_accesses_from_assign): Do not mark in
8669 should_scalarize_away_bitmap if stmt has volatile ops.
8670 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8673 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8675 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8677 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8679 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8682 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8685 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8687 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8690 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8691 to unknown_dependence.
8692 (graphite_legal_transform_dr): Handle the unknown_dependence.
8693 (graphite_carried_dependence_level_k): Same.
8695 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8697 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8699 2010-02-07 Richard Guenther <rguenther@suse.de>
8702 * expr.c (get_inner_reference): Always initialize *pbitsize.
8704 2010-02-07 Richard Guenther <rguenther@suse.de>
8707 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8708 new ARRAY_REFs on variable size element or minimal index arrays.
8710 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8711 gimple_fold_indirect_ref.
8713 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8716 * arm.c (arm_override_options): Just return if the user has specified
8717 an invalid fpu name.
8719 2010-02-03 Jason Merrill <jason@redhat.com>
8722 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8723 i386_pe_maybe_record_exported_symbol.
8725 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8728 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8729 (pa_delegitimize_address): New function.
8731 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8733 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8734 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8736 2010-02-05 Richard Guenther <rguenther@suse.de>
8739 * lto-streamer-in.c (get_resolution): Deal with references
8740 to undefined functions.
8742 2010-02-05 Richard Guenther <rguenther@suse.de>
8744 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8745 (fold_const_aggregate_ref): Likewise.
8746 (ccp_fold_stmt): Substitute loads.
8747 (maybe_fold_reference): Verify types before substituting.
8749 (fold_gimple_assign): Unshare properly.
8750 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8752 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8754 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8755 for rs6000_gen_cell_microcode.
8757 2010-02-04 Richard Guenther <rguenther@suse.de>
8759 PR rtl-optimization/42952
8760 * dse.c (const_or_frame_p): Remove MEM handling.
8762 2010-02-04 Nick Clifton <nickc@redhat.com>
8764 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8765 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8766 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8767 (mn10300_asm_output_mi_thunk): New function.
8768 (mn10300_can_output_mu_thunk): New function.
8769 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8770 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8771 (FUNCTION_ARG): Delete incorrect comment.
8773 2010-02-03 Jason Merrill <jason@redhat.com>
8776 * fold-const.c (operand_equal_p): Handle erroneous types.
8778 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8780 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8782 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8784 PR rtl-optimization/42941
8785 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8788 2010-02-03 Jason Merrill <jason@redhat.com>
8791 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8793 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8796 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8797 (cselib_reset_table): Renamed from...
8798 (cselib_reset_table_with_next_value): ... this.
8799 (cselib_get_next_uid): Renamed from...
8800 (cselib_get_next_unknown_value): ... this.
8801 * cselib.c (next_uid): Renamed from...
8802 (next_unknown_value): ... this.
8803 (cselib_clear_table): Adjust.
8804 (cselib_reset_table): Adjust. Renamed from...
8805 (cselib_reset_table_with_next_value): ... this.
8806 (cselib_get_next_uid): Adjust. Renamed from...
8807 (cselib_get_next_unknown_value): ... this.
8808 (get_value_hash): Use hash.
8809 (cselib_hash_rtx): Likewise.
8810 (new_cselib_val): Adjust. Set and dump uid.
8811 (cselib_lookup_mem): Pass next_uid as hash.
8812 (cselib_subst_to_values): Likewise.
8813 (cselib_log_lookup): Dump uid.
8814 (cselib_lookup): Pass next_uid as hash. Adjust.
8815 (cselib_process_insn): Adjust.
8816 (cselib_init): Initialize next_uid.
8817 (cselib_finish): Adjust.
8818 (dump_cselib_table): Likewise.
8819 * dse.c (canon_address): Dump value uid.
8820 * print-rtl.c (print_rtx): Print value uid.
8821 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8823 (dv_uid): New function, sort of renamed from...
8824 (dv_htab_hash): ... this, reimplemented in terms of it and...
8825 (dv_uid2hash): ... this. New.
8826 (variable_htab_eq): Drop excess assertions.
8827 (tie_break_pointers): Removed.
8828 (canon_value_cmp): Compare uids.
8829 (variable_post_merge_New_vals): Print uids.
8830 (vt_add_function_parameters): Adjust.
8831 (vt_initialize): Reset table. Adjust.
8833 2010-02-03 Richard Guenther <rguenther@suse.de>
8835 PR tree-optimization/42944
8836 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8837 (call_may_clobber_ref_p_1): Likewise. Properly handle
8838 malloc and calloc clobbering errno.
8840 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8842 * doc/invoke.texi: Fix name of sched1 dump.
8844 * opts.c (decode_options): Set flag_tree_switch_conversion
8845 only conditionally on optimize >= 2.
8847 * gcse.c: Assorted comment fixes in pass description.
8849 2010-02-03 Anthony Green <green@moxielogic.com>
8851 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8852 nop padding in order to maintain alignment of storage location of
8853 target function address.
8854 (moxie_trampoline_init): Store target function address at newly
8856 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8858 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8860 2010-02-03 Richard Guenther <rguenther@suse.de>
8863 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8865 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8867 * config.gcc: Reenable check for obsolete targets.
8868 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8869 mips-sgi-irix6.[0-4]*.
8871 2010-02-02 Nick Clifton <nickc@redhat.com>
8873 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8874 constant size of 4 as being the same as 0.
8875 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8876 can take values in the range 0..4.
8878 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8881 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8882 as _darwin10_Unwind_FindEnclosingFunction().
8883 * libgcc-libsystem.ver: New.
8885 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8888 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8889 implicitly set registers.
8891 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8893 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8894 (arm_override_options): Allow automatic selection of the thread
8895 pointer register if thumb2.
8896 (legitimize_pic_address): Improve code sequences for Thumb2.
8897 (arm_call_tls_get_addr): Likewise.
8898 (legitimize_tls_address): Likewise.
8899 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8900 (pic_load_addr_32bit): ... this. New named pattern.
8901 * thumb2.md (pic_load_addr_thumb2): Delete.
8902 (pic_load_dot_plus_four): Delete.
8903 (tls_load_dot_plus_four): New named pattern.
8905 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8908 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8909 Document fix for TLS bug.
8911 2010-01-31 Richard Guenther <rguenther@suse.de>
8913 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8914 conservatively correct.
8916 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8920 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8922 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8924 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8926 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8928 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8930 * config.gcc: Adjust order of makefile fragments for mingw targets.
8932 2010-01-31 Richard Guenther <rguenther@suse.de>
8935 * gimplify.c (gimplify_init_constructor): For volatile LHS
8936 initialize a temporary.
8938 2010-01-31 Matthias Klose <doko@ubuntu.com>
8940 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8942 * configure: Regenerate.
8944 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8946 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8947 the same alias set and their sizes different constantness.
8948 (aliasing_component_refs_p): Revert 2009-10-24 change.
8950 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8952 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8955 2010-01-29 Richard Guenther <rguenther@suse.de>
8957 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8958 Assert we successfully updated the call.
8960 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8962 PR rtl-optimization/42889
8963 * df.h (df_set_bb_dirty_nonlr): New prototype.
8964 * df-core.c (df_set_bb_dirty_nonlr): New function.
8965 * df-scan.c (df_insn_rescan): Call it instead of
8966 df_set_bb_dirty for DEBUG_INSNs.
8968 2010-01-29 Richard Guenther <rguenther@suse.de>
8971 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8972 quadratic behavior in most cases.
8974 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8977 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8978 in the call to gen_x86_movsicc_0_m1.
8980 2010-01-28 Richard Guenther <rguenther@suse.de>
8982 PR tree-optimization/42871
8983 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8985 2010-01-28 Richard Guenther <rguenther@suse.de>
8987 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8988 into call arguments.
8990 2010-01-28 Richard Guenther <rguenther@suse.de>
8993 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8994 the forwarder if the destination is an EH landing pad.
8996 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8998 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8999 block list passed to gimple_duplicate_sese_tail.
9000 (parallelize_loops): Avoid parallelization when the function
9002 Avoid parallelization when the preheader is IRREDUCIBLE.
9003 Try to optimize when estimated_loop_iterations_int is unresolved.
9004 Add the loop's location to the dump file.
9005 * tree-cfg.c (add_phi_args_after_redirect): Remove.
9006 (gimple_duplicate_sese_tail): Remove the check for the latch.
9007 Redirect nexits to the exit block.
9008 Remove handling of the incoming edges to the latch.
9009 Redirect the backedge from the copied latch to the exit bb.
9011 2010-01-28 Michael Matz <matz@suse.de>
9014 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
9015 Wrap force_reg into a sequence, emit it before user.
9017 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
9019 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
9021 (arm_legacy_rev): Likewise.
9022 (thumb_legacy_rev): Likewise.
9024 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9026 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
9027 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
9028 on MEM's address failed, try avoid_constant_pool_reference and
9029 recurse if it returned something different.
9030 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
9031 address, try avoid_constant_pool_reference and recurse if it
9032 returned something different.
9033 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
9034 address and avoid_constant_pool_reference returned something
9035 different, don't set have_address.
9037 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
9040 * var-tracking.c (val_store): Add modified argument, obey it.
9042 (count_uses): Move down logging of main.
9043 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
9044 don't need resolution.
9045 (emit_notes_in_bb): Likewise.
9047 2010-01-27 Richard Guenther <rguenther@suse.de>
9050 * tree-inline.c (remap_decl): Delay remapping of SSA name
9051 default definitions until we need them.
9053 2010-01-27 Jakub Jelinek <jakub@redhat.com>
9055 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
9056 (rs6000_delegitimize_address): New function.
9058 * config/s390/s390.c (s390_delegitimize_address): Call
9059 delegitimize_mem_from_attrs.
9062 * tree-inline.c (cannot_copy_type_1): Removed.
9063 (copy_forbidden): Don't forbid copying of functions containing
9064 records/unions with variable length fields.
9066 2010-01-27 Christian Bruel <christian.bruel@st.com>
9070 * config/sh/sh.c (find_barrier): Increase length for non delayed
9071 conditional branches.
9073 2010-01-27 Matthias Klose <doko@ubuntu.com>
9075 * configure.ac (gnu-unique-object): Fix ldd version check.
9076 * configure: Regenerate.
9078 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9080 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
9082 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
9083 Test for HAVE_GNU_AS value.
9085 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9087 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
9088 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
9089 INT64_TYPE): Define.
9090 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
9091 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9092 INT_LEAST64_TYPE): Define.
9093 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
9094 UINT_LEAST64_TYPE): Define.
9095 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
9096 INT_FAST64_TYPE): Define.
9097 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9098 UINT_FAST64_TYPE): Define.
9099 (INTMAX_TYPE, UINTMAX_TYPE): Define.
9100 (INTPTR_TYPE, UINTPTR_TYPE): Define.
9101 (SIG_ATOMIC_TYPE): Define.
9103 2010-01-26 Richard Guenther <rguenther@suse.de>
9105 * df-scan.c (df_scan_set_bb_info): Remove assert.
9106 (df_insn_rescan_debug_internal): Merge asserts.
9107 (df_install_ref): Likewise.
9108 (df_mark_reg): Use bitmap_set_range.
9109 (df_hard_reg_used_p): Remove assert.
9110 (df_hard_reg_used_count): Likewise.
9112 2010-01-26 Richard Guenther <rguenther@suse.de>
9114 PR rtl-optimization/42685
9115 * web.c (web_main): Ignore DEBUG_INSNs.
9117 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
9119 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
9121 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
9122 Fix types of fndecl and arglist parameters.
9124 2010-01-26 Richard Guenther <rguenther@suse.de>
9127 * tree-eh.c (unsplit_eh): Skip debug insns.
9129 2010-01-26 Richard Guenther <rguenther@suse.de>
9131 PR tree-optimization/42250
9132 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
9134 2010-01-26 Jakub Jelinek <jakub@redhat.com>
9137 * omp-low.c (expand_omp_sections): Only use single_pred if
9138 l2_bb is single_pred_p.
9140 2010-01-25 Christian Bruel <christian.bruel@st.com>
9143 * config/sh/sh.c (find_barrier): Increase length for non delayed
9144 conditional branches.
9145 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
9147 2010-01-24 David S. Miller <davem@davemloft.net>
9149 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
9150 define if not using GAS.
9151 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9152 Likewise. Delete SECTION_MERGE code, which is only applicable
9155 2010-01-24 Mark Mitchell <mark@codesourcery.com>
9158 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
9159 mangling of va_list in system headers.
9161 2010-01-23 Toon Moene <toon@moene.org>
9163 * tree-predcom.c (combine_chains): Return NULL, not false.
9165 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
9167 * tree-loop-distribution.c (distribute_loop): Fix declaration and
9168 initialization of variable res to agree with return type.
9170 2010-01-22 Steve Ellcey <sje@cup.hp.com>
9172 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
9173 * tree-sra.c: Add include of expr.h.
9175 2010-01-22 Jakub Jelinek <jakub@redhat.com>
9177 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
9178 insert the debug stmt on the single non-EH edge from the stmt.
9180 2010-01-22 Richard Henderson <rth@redhat.com>
9183 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
9184 the RHS until after generate_subtree_copies has insertted its
9185 code before the current statement.
9187 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
9189 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
9191 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
9193 2010-01-21 Martin Jambor <mjambor@suse.cz>
9195 PR tree-optimization/42585
9196 * tree-sra.c (struct access): New field grp_total_scalarization.
9197 (dump_access): Dump the new field.
9198 (should_scalarize_away_bitmap): New variable.
9199 (cannot_scalarize_away_bitmap): Likewise.
9200 (sra_initialize): Allocate new bitmaps.
9201 (sra_deinitialize): Free new bitmaps.
9202 (create_access_1): New function.
9203 (create_access): Parts moved to create_access_1.
9204 (type_consists_of_records_p): New function.
9205 (completely_scalarize_record): Likewise.
9206 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
9207 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
9208 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
9210 (analyze_all_variable_accesses): Completely scalarize small eligible
9213 2010-01-21 Martin Jambor <mjambor@suse.cz>
9215 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
9217 2010-01-21 Andrew Haley <aph@redhat.com>
9219 * gcc.c (process_command): Move lang_specific_driver before
9220 setting cc_libexec_prefix.
9222 2010-01-21 Richard Guenther <rguenther@suse.de>
9225 * fold-const.c (negate_expr_p): Pretend only negative
9226 real constants are easily negatable.
9228 2010-01-20 Janis Johnson <janis187@us.ibm.com>
9229 Jason Merrill <jason@redhat.com>
9231 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
9232 (TYPE_TRANSPARENT_AGGR): this, for union and record.
9233 * calls.c (initialize argument_information): Handle it.
9234 * c-common.c (handle_transparent_union_attribute): Use new name.
9235 * c-decl.c (finish_struct): Ditto.
9236 * c-typeck.c (type_lists_compatible_p): Ditto.
9237 (convert_for_assignment): Use new name and also handle record.
9238 * function.c (aggregate_value_p): Handle it.
9239 (pass_by_reference): Ditto.
9240 (assign_parm_data_types): Ditto.
9241 * print-tree.c (print_node): Ditto.
9242 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
9243 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
9244 * tree.c (first_field): New fn.
9246 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9249 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
9250 even when linking statically, for now.
9252 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9255 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
9256 without a cselib val.
9257 (count_uses): Accept MO_VAL_SET with no val on stores.
9258 (add_stores): Likewise.
9260 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9262 * var-tracking.c (check_value_val): Add a compile time assertion.
9263 (dv_is_decl_p): Simplify.
9264 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
9265 gcc_assert if ENABLE_CHECKING.
9267 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
9270 * var-tracking.c: Include tree-flow.h.
9271 (mem_dies_at_call): New.
9272 (dataflow_set_preserve_mem_locs): Use it.
9273 (dataflow_set_remove_mem_locs): Likewise.
9274 (dump_var): Renamed from dump_variable. Adjust all callers.
9275 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
9276 * Makefile.in (var-tracking.o): Adjust deps.
9278 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
9280 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
9282 2010-01-20 Richard Guenther <rguenther@suse.de>
9284 PR tree-optimization/42717
9285 * tree-ssa-dce.c (get_live_post_dom): Remove.
9286 (forward_edge_to_pdom): Take an arbitrary edge to copy
9287 degenerate PHI args from.
9288 (remove_dead_stmt): Use the first post-dominator even if it
9289 does not contain live statements as redirection destination.
9291 2010-01-20 Richard Guenther <rguenther@suse.de>
9293 * tree-inline.c (estimate_num_insns): Handle EH builtins.
9295 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9297 * sel-sched.c (create_speculation_check): Remove set but not used
9299 (try_transformation_cache): Remove set but not used variable ds.
9300 (calculate_privileged_insns): Remove set but not used variables
9301 cur_insn and min_spec_insn.
9302 (find_best_expr): Remove set but not used variable avail_n.
9303 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
9305 * cgraphunit.c (assemble_thunk): Remove set but not used variable
9307 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
9308 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
9311 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
9314 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
9315 cpu types. Add support for *-sse3 cpu types.
9316 (x86_64-*-*): Ditto.
9318 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9321 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
9322 argument, call initializer_constant_valid_p_1 instead of
9323 initializer_constant_valid_p, pass CACHE to it, return NULL
9324 immediately if first call returns NULL.
9325 (initializer_constant_valid_p_1): New function.
9326 (initializer_constant_valid_p): Use it.
9328 2010-01-20 Thomas Quinot <quinot@adacore.com>
9330 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9332 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9334 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9335 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9336 (loc_list_from_tree): Don't handle unsigned division. Handle
9337 signed modulo using DW_OP_{over,over,div,mul,minus}.
9338 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9339 modulo instead of signed.
9341 2010-01-20 DJ Delorie <dj@redhat.com>
9343 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9345 (h8300_emit_stack_adjustment): Propogate it.
9347 (h8300_expand_prologue): Likewise.
9348 (h8300_expand_epilogue): Likewise.
9350 2010-01-19 Michael Matz <matz@suse.de>
9352 PR tree-optimization/41783
9353 * tree-data-ref.c (toplevel): Include flags.h.
9354 (dump_data_dependence_relation): Also dump the inputs if the
9355 result will be unknown.
9356 (split_constant_offset_1): Look through some conversions.
9357 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9358 the offset from last element is too large.
9359 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9360 (reassociate_to_the_same_stmt): Handle vector registers.
9361 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9363 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9364 wide_prolog_niters argument, emit widening instructions.
9365 (vect_do_peeling_for_alignment): Adjust caller, use widened
9366 variant of the iteration cound.
9367 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9369 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9372 * config/arm/neon-testgen.m (emit_automatics): New parameter
9373 features. Adjust for Fixed_return_reg feature.
9374 (test_intrinsic): Call emit_automatics with new feature.
9375 * config/arm/neon.ml: Update copyright years.
9376 (features): New Fixed_return_reg feature.
9377 (ops): Update feature for Vget_low.
9379 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9381 PR tree-optimization/42719
9382 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9386 * fwprop.c (all_uses_available_at): Return false if def_set dest
9387 is a REG that is used in def_insn.
9389 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9391 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9393 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9396 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9398 * target.h (struct gcc_target) <secondary_reload>: Change type
9399 of last argument to secondary_reload_info *.
9401 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9404 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9405 memory references with unaligned offsets. Remove CQImode handling.
9406 (unaligned_memory_operand): Return 1 for memory references with
9407 unaligned offsets. Remove CQImode handling.
9409 2010-01-18 Richard Guenther <rguenther@suse.de>
9412 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9415 2010-01-18 Richard Guenther <rguenther@suse.de>
9417 PR tree-optimization/42781
9418 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9419 restrict processing only if the original variable was artificial.
9421 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9423 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9424 find number of popped argument bytes.
9426 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9427 Fix the text that describes the return value for invalid insns.
9429 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9431 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9432 Clarify what 'cost of the -dependence' is. Fix quoting.
9434 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9435 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9437 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9439 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9440 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9442 2010-01-17 Richard Guenther <rguenther@suse.de>
9445 * function.c (split_complex_args): Take a VEC to modify.
9446 (assign_parms_augmented_arg_list): Build a VEC instead of
9447 a chain of PARM_DECLs.
9448 (assign_parms_unsplit_complex): Take a VEC of arguments.
9449 Do not fixup unmodified parms.
9450 (assign_parms): Deal with the VEC.
9451 (gimplify_parameters): Likewise.
9453 2010-01-17 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9456 node existence check.
9457 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9458 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9459 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9460 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9461 (gimple_execute_on_growing_pred): Likewise.
9463 2010-01-17 Richard Guenther <rguenther@suse.de>
9465 PR tree-optimization/42773
9466 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9467 (compute_antic_aux): Likewise.
9468 (compute_partial_antic_aux): Likewise.
9470 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9473 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9476 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9478 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9481 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9482 Fix markup for strict argument.
9484 (TARGET_SCHED_REORDER2): Fix argument types.
9486 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9487 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9489 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9490 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9492 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9495 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9496 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9497 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9498 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9499 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9501 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9503 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9505 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9506 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9508 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9510 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9513 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9515 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9516 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9518 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9520 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9522 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9523 referring to it. Fix language.
9525 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9527 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9529 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9531 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9533 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9534 '@var{stream}. Remove stray 'and'.
9536 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9538 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9540 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9542 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9543 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9545 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9546 Fix description of return value.
9547 Rename argument "sz" to "len."
9549 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9550 Clarify meaning of 'true' return value.
9552 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9554 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9555 rep_mode versus mode_rep.
9557 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9559 (TARGET_BUILTIN_DECL): Fix name.
9561 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9563 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9565 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9567 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9569 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9571 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9574 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9575 Rename argument tm_fn to md_fn.
9577 (TARGET_OPTION_PRINT): Fix argument list.
9579 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9582 * config/i386/i386.c (ix86_fixup_binary_operands):
9583 Revert FMA4 fixup of operands.
9585 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9588 * Makefile.in (write_entries_to_file, install-plugin):
9589 Use \012 instead of \n with tr.
9591 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9593 * configure.ac (HAVE_AS_REF): New C macro.
9594 * configure: Regenerate.
9595 * config.in: Likewise.
9596 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9598 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9601 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9603 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9605 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9607 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9609 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9611 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9613 (TARGET_BINDS_LOCAL_P): Fix argument type.
9615 (TARGET_ASM_FILE_END): Use prototype.
9617 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9619 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9621 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9623 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9625 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9626 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9628 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9629 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9631 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9632 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9633 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9634 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9636 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9638 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9640 (TARGET_INIT_BUILTINS): Use prototype.
9642 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9643 Put 'const char *' in braces. Fix parameter types.
9644 (TARGET_INVALID_CONVERSION): Fix parameter types.
9645 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9646 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9648 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9651 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9653 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9655 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9657 * doc/tm.texi (TARGET_HELP): Fix return type.
9659 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9660 in braces. Fix argument types.
9662 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9664 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9666 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9668 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9669 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9671 (TARGET_MANGLE_TYPE): Fix argument types.
9673 (TARGET_IRA_COVER_CLASSES): Use prototype.
9675 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9677 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9679 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9681 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9683 (TARGET_CALLEE_COPIES): Fix argument types.
9685 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9687 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9689 (TARGET_FUNCTION_VALUE): Fix argument types.
9691 (TARGET_RETURN_IN_MSB): Fix argument type.
9693 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9695 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9697 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9699 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9700 agree with return type.
9702 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9704 2010-01-15 Jing Yu <jingyu@google.com>
9706 PR rtl-optimization/42691
9707 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9708 a pseudo to a constant and are merged, and adjust comments.
9710 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9712 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9714 2010-01-15 Richard Guenther <rguenther@suse.de>
9717 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9718 labels of computed or non-local gotos to the destination.
9719 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9720 landing pad label is the first label.
9722 2010-01-15 Richard Guenther <rguenther@suse.de>
9724 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9726 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9729 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9730 to allow generation of the xssqrtdp instruction on power7.
9731 (sqrtdf2_fpr): Ditto.
9733 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9736 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9737 functions with noreturn attribute.
9740 * varasm.c (declare_weak): Add weak attribute to decl if it
9741 doesn't have one already.
9742 (assemble_external): Only add decls to weak_decls if they also
9743 have weak attribute.
9745 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9747 * var-tracking.c (var_reg_delete): Don't delete the association
9748 between REGs and values or one-part variables if the register
9751 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9754 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9755 because its first operand is a non-localized variable.
9757 2010-01-14 Martin Jambor <mjambor@suse.cz>
9759 PR tree-optimization/42706
9760 * tree-sra.c (encountered_recursive_call): New variable.
9761 (encountered_unchangable_recursive_call): Likewise.
9762 (sra_initialize): Initialize both new variables.
9763 (callsite_has_enough_arguments_p): New function.
9764 (scan_function): Call decl and flags check only for IPA-SRA, check
9765 whether there is a recursive call and whether it has enough arguments.
9766 (all_callers_have_enough_arguments_p): New function.
9767 (convert_callers): Look for recursive calls only when
9768 encountered_recursive_call is set.
9769 (ipa_early_sra): Bail out either if
9770 !all_callers_have_enough_arguments_p or
9771 encountered_unchangable_recursive_call.
9773 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9775 * sel-sched.c: Add 2010 to copyright years.
9776 * sel-sched-ir.c: Likewise.
9777 * sel-sched-ir.h: Likewise.
9779 2010-01-14 Martin Jambor <mjambor@suse.cz>
9781 PR tree-optimization/42714
9782 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9783 constructors specially.
9785 2010-01-14 Andi Kleen <ak@linux.intel.com>
9787 * config/i386/drivers-i386.c (detect_caches_intel):
9788 Add l2sizekb parameter and fill in.
9789 (host_detect_local_cpu): Add l2sizekb, fill in.
9790 Add Atom small cache heuristic.
9792 2010-01-14 Andi Kleen <ak@linux.intel.com>
9794 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9795 Add level3 parameter and fill in.
9796 (detect_caches_intel): Handle level3 cache.
9798 2010-01-14 Andi Kleen <ak@linux.intel.com>
9800 * config/i386/drivers-i386.c (host_detect_local_cpu):
9801 Fix core duo detection.
9803 2010-01-14 Andi Kleen <ak@linux.intel.com>
9805 * config/i386/drivers-i386.c (host_detect_local_cpu):
9808 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9810 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9811 (rs6000_variable_issue_1): this. Use...
9812 (rs6000_variable_issue): here. Reimplement. Print debug info.
9814 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9816 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9817 sel_restore_notes. Update all callers. Call reemit_notes
9820 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9822 PR rtl-optimization/42246
9823 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9826 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9828 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9829 all successors is the same as number of successors in current region.
9831 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9833 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9834 to rename is not separable. Otherwise check that its LHS is not NULL.
9836 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9838 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9840 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9842 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9843 available registers when failed to discover LHS register class.
9844 Fix indentation. Update comment.
9846 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9847 Alexander Monakov <amonakov@ispras.ru>
9849 PR rtl-optimization/42389
9850 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9852 (advance_state_on_fence): Likewise.
9853 (sel_target_adjust_priority): Print debug output only when
9854 sched_verbose >= 4, not 2.
9855 (get_expr_cost): Do not issue all unique insns on the next cycle.
9856 (fill_insns): Initialize can_issue_more from the value saved
9858 * sel-sched-ir.c (flist_add): New parameter issue_more.
9859 Init FENCE_ISSUE_MORE with it.
9860 (merge_fences): Likewise.
9861 (init_fences): Update call to flist_add.
9862 (add_to_fences, add_clean_fence_to_fences)
9863 (add_dirty_fence_to_fences): Likewise.
9864 (move_fence_to_fences): Update call to merge_fences.
9865 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9867 * sel-sched-ir.h (struct _fence): New field issue_more.
9868 (FENCE_ISSUE_MORE): New accessor macro.
9870 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9872 PR rtl-optimization/42388
9873 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9874 that have no predecessors nor successors. Do not call move_bb_info
9875 for empty blocks outside of current region.
9877 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9879 PR rtl-optimization/42294
9880 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9881 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9882 originators' originators.
9884 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9886 PR rtl-optimization/39453
9887 PR rtl-optimization/42246
9888 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9890 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9892 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9893 Alexander Monakov <amonakov@ispras.ru>
9896 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9897 (maybe_tidy_empty_bb): ... here. Make static. Add new
9898 argument. Update all callers.
9899 (tidy_control_flow): ... and here. Recompute topological order
9900 of basic blocks in region if necessary.
9901 (sel_redirect_edge_and_branch): Change return type. Return true
9902 if topological order might have been invalidated.
9903 (purge_empty_blocks): Export and move from...
9904 * sel-sched.c (purge_empty_blocks): ... here.
9905 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9906 (maybe_tidy_empty_bb): Delete prototype.
9907 (purge_empty_blocks): Declare.
9909 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9911 PR rtl-optimization/42249
9912 * sel-sched.c (try_replace_dest_reg): When chosen register
9913 and original register is the same, do not bail out early, but
9914 still check all original insns for validity of replacing destination
9915 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9918 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9921 Port from no-undefined-overflow branch:
9922 2009-03-09 Richard Guenther <rguenther@suse.de>
9924 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9926 2010-01-14 Richard Guenther <rguenther@suse.de>
9929 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9931 2010-01-14 Ira Rosen <irar@il.ibm.com>
9933 PR tree-optimization/42709
9934 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9935 as scalar type in creation of constant vector operand.
9937 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9940 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9941 (check-parallel-%): Match `testsuite' directory component only
9944 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9946 PR translation/39521
9947 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9950 2010-01-13 Richard Guenther <rguenther@suse.de>
9952 PR tree-optimization/42730
9953 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9956 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9959 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9960 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9963 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9965 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9966 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9967 ___umulsi3_highpart.
9969 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9970 rather than schedule_insns if the pass is enabled.
9972 2010-01-13 Martin Jambor <mjambor@suse.cz>
9974 PR tree-optimization/42704
9975 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9978 2010-01-13 Martin Jambor <mjambor@suse.cz>
9980 PR tree-optimization/42703
9981 * tree-sra.c (analyze_access_subtree): Check that we can build a
9982 reference to the original data within the aggregate.
9984 2010-01-13 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/42705
9987 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9989 2010-01-13 Richard Guenther <rguenther@suse.de>
9992 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9994 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9997 * var-tracking.c (values_to_unmark): New variable.
9998 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9999 values_to_unmark vector. Moved body to...
10000 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
10001 instead queue it into values_to_unmark vector.
10002 (vt_find_locations): Free values_to_unmark vector.
10004 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
10006 * config/s390/s390.c (override_options): Set
10007 default of max-pending-list-length to 256
10009 2010-01-13 Richard Guenther <rguenther@suse.de>
10012 * tree-pass.h (PROP_gimple_lcx): New.
10013 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
10014 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
10015 before the final cleanup_eh.
10016 (dump_properties): Dump PROP_gimple_lcx.
10017 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
10018 (tree_lower_complex_O0): Remove.
10019 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
10020 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
10021 tree_lower_complex, schedule TODO_update_ssa.
10022 * lto-streamer-out.c (output_function): Stream the functions
10024 * lto-streamer-in.c (input_function): Likewise.
10025 (lto_read_body): Do not override them here.
10027 2010-01-12 Joseph Myers <joseph@codesourcery.com>
10030 * c-typeck.c (build_c_cast): Fold value cast to union type before
10031 wrapping it in a CONSTRUCTOR.
10033 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10035 PR rtl-optimization/42699
10036 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
10039 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10041 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10042 SUBTARGET_WARN_UNUSED_SPEC): Move ...
10043 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
10044 SUBTARGET_WARN_UNUSED_SPEC): ... here
10045 * config/mips/iris5.h (LIBGCC_SPEC): Define.
10047 2010-01-12 Julian Brown <julian@codesourcery.com>
10049 * config/arm/neon-schedgen.ml (Utils): Don't try to
10050 open missing module.
10051 (find_with_result): New.
10053 2010-01-12 Jakub Jelinek <jakub@redhat.com>
10056 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
10057 sharing when canonicalizing ({lt,ge}u (plus a b) b).
10059 PR tree-optimization/42645
10060 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
10061 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
10062 decl_map, set processing_debug_stmt to -1 and return name without
10065 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
10067 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
10068 binutils version, and reword target configuration description.
10070 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10072 * config/avr/avr.h (LINKER_NAME): Remove.
10074 2010-01-11 Janis Johnson <janis187@us.ibm.com>
10077 * config/rs6000/rs6000.c (rs6000_override_options): On targets
10078 that support VSX, warn for -mno-altivec if vsx is not disabled,
10081 2010-01-11 Joseph Myers <joseph@codesourcery.com>
10082 Shujing Zhao <pearly.zhao@oracle.com>
10084 PR translation/42469
10085 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
10086 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
10087 character between option name and help text.
10088 * c.opt (imultilib): Likewise.
10090 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
10092 * lto-streamer-out.c (output_unreferenced_globals): Output static
10095 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
10097 PR rtl-optimization/42621
10098 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
10099 optimizing for size.
10100 (duplicate_computed_gotos): Remove now-redundant check.
10102 2010-01-10 Steve Ellcey <sje@cup.hp.com>
10105 * configure.ac: Save and restore LDFLAGS and LIBS
10106 * configure: Regenerate.
10108 2010-01-10 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/42667
10111 * builtins.c (fold_builtin_strlen): Add type argument and
10112 convert the resulting length to it.
10113 (fold_builtin_1): Adjust.
10115 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10117 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
10118 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
10120 (num_insns_constant_wide): Adjust for that change.
10122 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10125 * web.c (union_defs): Add used argument, to combine uses of
10126 uninitialized regs.
10127 (entry_register): Adjust type and tests of used argument.
10128 (web_main): Widen used for new use. Pass it to union_defs.
10129 * df.h (union_defs): Adjust prototype.
10131 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10134 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
10135 uses in new incoming argument. Free body.
10136 (reset_debug_uses_in_loop): New.
10137 (analyze_insn_to_expand_var): Call the latter if the former found
10138 anything. Fix whitespace. Reject invalid dest overlaps before
10139 going through all insns in the loop.
10141 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10144 * haifa-sched.c (dying_use_p): Debug insns don't count.
10146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10148 PR middle-end/42363
10149 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
10150 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
10151 (verify_gimple_call): Reject LHS in noreturn calls.
10153 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10157 * tree-vect-loop-manip.c (adjust_info): New type.
10158 (adjust_vec): New pointer to vector.
10159 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
10160 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
10161 (slpeel_update_phis_for_duplicate_loop): Use them.
10162 (slpeel_update_phi_nodes_for_guard1): Likewise.
10163 (slpeel_update_phi_nodes_for_guard2): Likewise.
10164 (slpeel_tree_peel_loop_to_edge): Likewise.
10165 (vect_update_ivs_after_vectorizer): Likewise.
10167 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10169 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
10170 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10172 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
10174 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
10175 bogus uninitialized warning.
10177 2010-01-09 Richard Guenther <rguenther@suse.de>
10179 PR middle-end/42512
10180 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
10181 the evolution is compatible with the initial condition.
10183 2010-01-09 Jakub Jelinek <jakub@redhat.com>
10185 * gcc.c (process_command): Update copyright notice dates.
10186 * gcov.c (print_version): Likewise.
10187 * gcov-dump.c (print_version): Likewise.
10188 * mips-tfile.c (main): Likewise.
10189 * mips-tdump.c (main): Likewise.
10191 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
10194 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
10196 (rotlhi3_8): Delete.
10198 (rotlsi3_8): Delete.
10199 (rotlsi3_16): Delete.
10200 (rotlsi3_24): Delete.
10201 (rotl<mode>3): New.
10202 (*rotw<mode>3): New.
10203 (*rotb<mode>3): New.
10204 * config/avr/avr.c (avr_rotate_bytes): New function.
10205 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
10207 2010-01-08 Steve Ellcey <sje@cup.hp.com>
10210 * configure.ac: Modify -rdynamic check.
10211 * configure: Regenerate.
10213 2010-01-08 DJ Delorie <dj@redhat.com>
10215 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
10216 register popping order.
10218 2010-01-08 Richard Guenther <rguenther@suse.de>
10221 * c.opt (fsigned-char): Also let LTO handle this option.
10222 (funsigned-char): Likewise.
10224 2010-01-07 Richard Guenther <rguenther@suse.de>
10226 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
10227 (gimple_op): Likewise.
10228 (gimple_op_ptr): Likewise.
10229 (gimple_assign_set_lhs): Remove gcc_assert.
10230 (gimple_assign_set_rhs1): Likewise.
10231 (gimple_assign_set_rhs2): Likewise.
10232 (gimple_call_set_lhs): Likewise.
10233 (gimple_call_set_fn): Likewise.
10234 (gimple_call_set_fndecl): Likewise.
10235 (gimple_call_fndecl): Likewise.
10236 (gimple_call_return_type): Likewise.
10237 (gimple_call_set_chain): Likewise.
10238 (gimple_call_num_args): Likewise.
10239 (gimple_call_set_arg): Likewise.
10240 (gimple_cond_set_code): Likewise.
10241 (gimple_cond_set_lhs): Likewise.
10242 (gimple_cond_set_rhs): Likewise.
10243 (gimple_cond_set_true_label): Likewise.
10244 (gimple_cond_set_false_label): Likewise.
10245 (gimple_label_set_label): Likewise.
10246 (gimple_goto_set_dest): Likewise.
10247 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
10248 (gimple_debug_bind_get_value): Likewise.
10249 (gimple_debug_bind_get_value_ptr): Likewise.
10250 (gimple_debug_bind_set_var): Likewise.
10251 (gimple_debug_bind_set_value): Likewise.
10252 (gimple_debug_bind_reset_value): Likewise.
10253 (gimple_debug_bind_has_value_p): Likewise.
10254 (gimple_return_retval_ptr): Remove gcc_assert.
10255 (gimple_return_retval): Likewise.
10256 (gimple_return_set_retval): Likewise.
10257 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
10258 (safe_referenced_var_iterator): Remove.
10259 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
10260 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
10261 (fill_referenced_var_vec): Remove.
10262 (first_readonly_imm_use): Remove redundant gcc_assert.
10263 (phi_arg_index_from_use): Combine gcc_asserts.
10264 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
10265 (first_imm_use_stmt): Remove redundant gcc_assert.
10266 * tree-cfg.c (verify_gimple_call): Verify function and chain
10267 operands. Verify arguments.
10268 (verify_types_in_gimple_stmt): Verify condition code and labels.
10270 2010-01-07 Richard Guenther <rguenther@suse.de>
10272 PR tree-optimization/42641
10273 * sese.c (rename_map_elt_info): Use the SSA name version, do
10276 2010-01-07 Jakub Jelinek <jakub@redhat.com>
10278 PR tree-optimization/42625
10279 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
10280 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
10282 2010-01-07 Duncan Sands <baldrick@free.fr>
10284 * Makefile.in (PLUGIN_HEADERS): Add version.h.
10286 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
10289 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
10290 note itself is not function_invariant_p.
10292 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
10294 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
10295 Do not add the DF_NOTE problem.
10296 * store-motion.c (execute_rtl_store_motion): Likewise.
10298 2010-01-07 Martin Jambor <mjambor@suse.cz>
10300 PR tree-optimization/42157
10301 * tree-sra.c (compare_access_positions): Stabilize sort if both
10302 accesses have integer types, return zero immediately if they are the
10305 2010-01-06 Richard Henderson <rth@redhat.com>
10307 PR middle-end/41883
10308 * haifa-sched.c (add_to_note_list): Merge into ...
10309 (concat_note_lists): ... here, and ...
10310 (unlink_other_notes, rm_other_notes): Merge into...
10311 (remove_notes): ... here. Create REG_SAVE_NOTEs for
10312 NOTE_INSN_EPILOGUE_BEG.
10314 2010-01-06 Richard Guenther <rguenther@suse.de>
10316 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
10317 not inline regular functions into always-inline functions.
10319 2010-01-06 Nick Clifton <nickc@redhat.com>
10321 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
10322 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
10324 (OVERRIDE_OPTIONS): Delete.
10325 (OPTIMIZATION_OPTIONS): Define.
10326 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
10327 * config/rx/rx.c (rx_handle_option): Issue an error message if
10328 -mcpu=rx200 and -fpu are used together.
10329 (rx_set_optimization_options): New function. Issue an error
10330 message if an optimization attribute attempts to reset the FPU/
10331 math optimization pairing.
10332 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10333 * config/rx/rx.opt: Set the default to 32-bit doubles.
10334 * config/rx/t-rx: Add multilibs for -nofpu option.
10335 * doc/invoke.texi: Update documentation of RX options.
10337 2010-01-06 Richard Guenther <rguenther@suse.de>
10339 * tree-ssa-pre.c (name_to_id): New global.
10340 (alloc_expression_id): Simplify SSA name handling.
10341 (lookup_expression_id): Likewise.
10342 (init_pre): Zero name_to_id.
10343 (fini_pre): Free it.
10345 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10347 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10349 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10352 * config/i386/sse.md (smaxv2di3): New.
10353 (umaxv2di3): Likewise.
10354 (sminv2di3): Likewise.
10355 (uminv2di3): Likewise.
10357 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10360 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10361 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10362 (legitimize_tls_address): Likewise.
10363 (sparc_tls_referenced_p): Likewise.
10364 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10365 and adjust calls to legitimize_pic_address.
10366 (legitimate_constant_p) Use sparc_tls_referenced_p.
10367 (legitimate_pic_operand_p): Likewise.
10368 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10369 (sparc_tls_symbol_ref_1): Delete.
10370 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10371 (legitimize_tls_address): Make static, handle CONST patterns.
10372 (legitimize_pic_address): Make static, remove unused parameter and
10373 adjust recursive calls.
10374 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10375 and adjust call to legitimize_pic_address.
10376 (sparc_output_mi_thunk): Likewise.
10378 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10379 H.J. Lu <hongjiu.lu@intel.com>
10382 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10383 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10384 operands to make them signed.
10387 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10390 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10391 GTU to GT for V4SI and V2DI.
10393 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10394 (umin<mode>3): Removed.
10396 (uminv4si3): Likewise.
10398 2010-01-05 Martin Jambor <mjambor@suse.cz>
10400 PR tree-optimization/42462
10401 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10402 current_function_decl to helper functions and macros.
10404 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10407 * flags.h: Don't include real.h.
10408 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10409 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10410 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10411 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10412 * dominance.c: Update copyright.
10413 * gimple.c (walk_gimple_op): Remove inline.
10414 * tree-ssa-reassoc.c: Include real.h.
10415 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10416 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10418 2010-01-05 Nick Clifton <nickc@redhat.com>
10420 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10421 register to push into the stack frame when the accumulator has to
10422 be saved during interrupts.
10424 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10426 * doc/invoke.texi: Remove the documentation about option
10427 -Wunreachable-code.
10428 * common.opt (Wunreachable-code): Preserved for backward
10430 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10431 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10432 the backward compatibility flag section.
10434 2010-01-05 Richard Guenther <rguenther@suse.de>
10436 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10438 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10441 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10443 PR tree-optimization/42508
10444 * tree-sra.c (convert_callers): Check for recursive call
10445 by comparing cgraph nodes instead of decls.
10446 (modify_function): Call ipa_modify_formal_parameters also
10447 on all same_body aliases.
10449 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10450 cgraph nodes when checking for same_body aliases.
10452 2010-01-05 Richard Guenther <rguenther@suse.de>
10454 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10455 allocation and lookup.
10456 (get_or_alloc_expr_for_constant): Likewise.
10457 (phi_translate): Sink allocation.
10459 2010-01-04 Richard Guenther <rguenther@suse.de>
10461 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10462 a new entry only if needed.
10463 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10464 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10466 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10468 (phi_translate): Handle CONSTANTs early.
10470 2010-01-04 Martin Jambor <mjambor@suse.cz>
10472 PR tree-optimization/42398
10473 * tree-sra.c (struct access): Removed flag grp_different_types.
10474 (dump_access): Do not dump the removed flag.
10475 (sort_and_splice_var_accesses): Do not set the removed flag.
10476 (sra_modify_expr): Check for type compatibility directly.
10478 2010-01-04 Martin Jambor <mjambor@suse.cz>
10480 PR tree-optimization/42366
10481 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10482 edges with variable number of parameters.
10483 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10484 flag instead of asserting it.
10485 (ipa_read_node_info): Read uses_analysis_done flag.
10487 2010-01-04 Richard Guenther <rguenther@suse.de>
10489 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10490 iterative_hash_* as intended.
10491 (vn_reference_compute_hash): Likewise. Simplify hashing
10493 (vn_reference_lookup_2): Likewise.
10494 (vn_nary_op_compute_hash): Likewise.
10495 (vn_phi_compute_hash): Likewise.
10496 (expressions_equal_p): Remove strange code.
10497 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10498 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10499 (bitmap_insert_into_set_1): Take value-id as parameter.
10500 (add_to_value): Pass it.
10501 (bitmap_insert_into_set): Likewise.
10502 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10504 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10507 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10508 (do_self_spec): For switches with SWITCH_IGNORE set set also
10509 SWITCH_IGNORE_PERMANENTLY.
10510 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10513 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10515 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10516 tree of an unreferenced global var.
10518 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10521 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10522 GTU to GT for V4SI and V2DI.
10524 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10525 (umin<mode>3): Removed.
10527 (uminv4si3): Likewise.
10529 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10532 * collect2.c (main): Turn on trace in collect2 if -v is passed
10535 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10537 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10538 description of expression operand.
10540 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10542 * configure.ac: Add install-html to target_list for Make-hooks.
10543 * configure: Regenerate.
10544 * fortran/Make-lang.in (F95_HTMLFILES): New.
10545 (fortran.html): Use it.
10546 (fortran.install-html): New.
10547 * Makefile.in (install-html): Add lang.install-html.
10548 * java/Make-lang.in (JAVA_HTMLFILES): New.
10549 (java.html): Use it.
10550 (java.install-html): New.
10551 * objc/Make-lang.in (objc.install-html): New.
10552 * objcp/Make-lang.in (obj-c++.install-html): New.
10553 * cp/Make-lang.in (c++.install-html): New.
10554 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10555 * lto/Make-lang.in (lto.install-html): New.
10557 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10560 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10562 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10564 PR rtl-optimization/41862
10565 * store-motion.c (store_killed_in_insn, compute_store_table,
10566 remove_reachable_equiv_notes, replace_store_insn,
10567 build_store_vectors): Ignore all DEBUG_INSNs.
10569 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10572 * common.opt: Add dumpdir.
10574 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10576 (option_map): Add --dumpdir.
10578 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10580 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10582 * opts.c (decode_options): Try dump_dir_name first if
10583 dump_base_name isn't an absolute path.
10584 (common_handle_option): Handle OPT_dumpdir.
10586 * toplev.c (dump_dir_name): New.
10587 (print_switch_values): Also ignore -dumpdir.
10589 * toplev.h (dump_dir_name): New.
10591 2010-01-03 Richard Guenther <rguenther@suse.de>
10593 PR tree-optimization/42589
10594 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10595 double-word expansion of bswap32.
10597 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10599 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10600 with BLOCK_FOR_INSN.
10601 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10602 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10603 noce_process_if_block): Likewise.
10604 * gcse.c (compute_local_properties, insert_expr_in_table,
10605 insert_set_in_table, canon_list_insert, find_avail_set,
10606 pre_insert_copy_insn): Likewise.
10608 * basic-block.h (BLOCK_NUM): Move from here...
10609 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10611 2010-01-03 Richard Guenther <rguenther@suse.de>
10613 PR tree-optimization/42438
10614 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10615 contains_may_not_return_call flag.
10616 (BB_MAY_NOTRETURN): New.
10617 (valid_in_sets): Trapping nary operations are not valid
10618 in blocks that may not return.
10619 (insert_into_preds_of_block): Remove check for trapping expressions.
10620 (compute_avail): Compute also BB_MAY_NOTRETURN.
10622 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10624 * doc/invoke.texi: Add 2010 to copyright years.
10626 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10628 * config/sparc/sparc.c: Fix formatting nits.
10630 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10631 Alexander Monakov <amonakov@ispras.ru>
10633 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10635 2010-01-02 Richard Guenther <rguenther@suse.de>
10637 PR middle-end/42577
10638 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10639 (simplify_switch_using_ranges): Mark to be removed edges
10642 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10644 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10646 * collect2.c (scan_libraries): Add missing argument in call to
10649 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10652 * config/alpha/predicates.md (aligned_memory_operand): Return false
10654 (unaligned_memory_operand): Return true for CQImode.
10655 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10656 doesn not cross aligned SImode word boundary.
10658 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10660 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10662 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10663 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10665 2010-01-02 Richard Guenther <rguenther@suse.de>
10668 * toplev.c (compile_file): Emit LTO marker properly. Change
10669 it to __gnu_lto_v1.
10670 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10672 2010-01-01 Richard Guenther <rguenther@suse.de>
10675 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10677 2010-01-01 Richard Guenther <rguenther@suse.de>
10680 * c-decl.c (grokdeclarator): For zero-size arrays force
10681 structural equality checks as layout_type does.
10683 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10685 * builtins.c: Update copyright to 2010.
10687 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10690 * lto-streamer-out.c (produce_asm): Revert the last change.
10691 (copy_function): Likewise.
10693 * lto-streamer.c (lto_get_section_name): Skip any leading
10696 2010-01-01 Richard Guenther <rguenther@suse.de>
10698 PR middle-end/42559
10699 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10703 Copyright (C) 2010 Free Software Foundation, Inc.
10705 Copying and distribution of this file, with or without modification,
10706 are permitted in any medium without royalty provided the copyright
10707 notice and this notice are preserved.