1 2010-04-13 Duncan Sands <baldrick@free.fr>
3 * except.h (lang_eh_type_covers): Remove.
4 * except.c (lang_eh_type_covers): Likewise.
6 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
10 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
11 UNITS_PER_LONG where it is ABI relevant.
12 (s390_return_addr_rtx): Likewise.
13 (s390_back_chain_rtx): Likewise.
14 (s390_frame_area): Likewise.
15 (s390_frame_info): Likewise.
16 (s390_initial_elimination_offset): Likewise.
17 (save_gprs): Likewise.
18 (s390_emit_prologue): Likewise.
19 (s390_emit_epilogue): Likewise.
20 (s390_function_arg_advance): Likewise.
21 (s390_function_arg): Likewise.
22 (s390_va_start): Likewise.
23 (s390_gimplify_va_arg): Likewise.
24 (s390_function_profiler): Likewise.
25 (s390_optimize_prologue): Likewise.
26 (s390_rtx_costs): Likewise.
27 (s390_secondary_reload): Likewise.
28 (s390_promote_function_mode): Likewise.
29 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
30 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
32 (s390_unwind_word_mode): New function.
33 (s390_function_value): Split 64 bit values into register pair if
35 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
36 function call parameters. Handle parallels.
37 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
38 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
39 (DWARF_CIE_DATA_ALIGNMENT): New macro.
40 (s390_expand_setmem): Remove unused variable src_addr.
41 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
42 deal with 64 bit registers.
43 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
44 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
45 (UNITS_PER_LONG): New macro.
46 * libjava/include/s390-signal.h: Define extended ucontext
47 structure containing the upper halfs of the 64 bit registers.
49 2010-04-13 Simon Baldwin <simonb@google.com>
51 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
53 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
55 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
56 rvalue on the RHS if the LHS is of a non-renamable type.
57 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
59 2010-04-13 Matthias Klose <doko@ubuntu.com>
61 * gcc.c (cc1_options): Handle -iplugindir before processing
62 the cc1 spec. Only add -iplugindir once.
63 (cpp_unique_options): Add -iplugindir option if -fplugin* options
65 * common.opt (iplugindir): Remove `Separate' property, initialize.
66 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
68 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
69 (distclean): Remove plugin dir.
70 * doc/invoke.texi: Document -iplugindir.
72 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
74 * doc/plugins.texi (Loading Plugins): Document short
76 (Plugin API): Mention default_plugin_dir_name function.
78 * gcc.c (find_file_spec_function): Add new declaration.
79 (static_spec_func): Use it for "find-file".
80 (find_file_spec_function): Add new function.
81 (cc1_options): Add -iplugindir option if -fplugin* options found.
83 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
85 * plugin.c (add_new_plugin): Updated comment, and handle short
87 (default_plugin_dir_name): Added new function.
89 * common.opt (iplugindir): New option to set the plugin
92 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.md (any_rotate): New code iterator.
95 (rotate_insn): New code attribute.
97 (SWIM124): New mode iterator.
98 (<rotate_insn>ti3): New expander.
99 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
100 any_rotate code iterator.
101 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
102 using any_rotate code iterator and SWIM124 mode iterator.
103 (ix86_rotlti3): New insn_and_split pattern.
104 (ix86_rotrti3): Ditto.
105 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
106 ix86_rotl{di,ti}3 patterns.
107 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
108 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
109 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
110 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
111 code iterator and SWI mode iterator.
112 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
113 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
115 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
116 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
117 (bswap rotatert splitter): Add splitter.
118 (bswap splitter): Macroize splitter using any_rotate code iterator.
119 Add insn predicate to split only for TARGET_USE_XCHGB or when
120 optimizing function for size.
122 2010-04-12 Steve Ellcey <sje@cup.hp.com>
124 * config/pa/pa.c (emit_move_sequence): Remove use of
125 deleted variable flag_argument_noalias.
127 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
129 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
131 Add to unsupported targets list.
132 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
133 sparc*-sun-solaris2.[567]* from target lists.
134 * configure: Regenerate.
135 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
137 Remove Solaris 7 patch references.
138 (Specific, sparc-sun-solaris2.7): Removed.
139 (sparc-sun-solaris2*): Update Solaris 7 example.
140 (sparc64-*-solaris2*): Likewise.
142 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
144 * config.build (alpha*-dec-osf4*): Remove.
145 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
146 of obsolete configurations.
147 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
149 * config/alpha/t-osf4: Renamed to ...
150 * config/alpha/t-osf5: ... this.
151 * config/alpha/osf.h: Renamed to ...
152 * config/alpha/osf5.h: ... this.
153 Merged old osf5.h contents.
155 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
156 (EXTRA_SPECS): Removed.
157 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
158 reflect removal of Tru64 UNIX V4.0/V5.0 support.
161 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
163 * doc/contrib.texi (Contributors, Rainer Orth): Update.
165 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
168 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
169 __thiscall convention.
171 2010-04-12 Steve Ellcey <sje@cup.hp.com>
173 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
175 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
177 2010-04-12 Steve Ellcey <sje@cup.hp.com>
179 * function.c (assign_parms_initialize_all): Add unused attribute
182 2010-04-12 Richard Guenther <rguenther@suse.de>
184 * gsstruct.def (GSS_CALL): New.
185 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
186 * gimple.h: Include tree-ssa-alias.h.
187 (struct gimple_statement_call): New.
188 (union gimple_statement_struct_d): Add gimple_call member.
189 (gimple_call_reset_alias_info): Declare.
190 (gimple_call_use_set): New function.
191 (gimple_call_clobber_set): Likewise.
192 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
193 * gimple.c (gimple_call_reset_alias_info): New function.
194 (gimple_build_call_1): Call it.
195 * lto-streamer-in.c (input_gimple_stmt): Likewise.
196 * tree-inline.c (remap_gimple_stmt): Likewise.
197 (expand_call_inline): Remove callused handling.
198 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
199 * tree-dfa.c (dump_variable): Likewise.
200 * tree-parloops.c (parallelize_loops): Likewise.
201 * tree-ssa.c (init_tree_ssa): Likewise.
202 (delete_tree_ssa): Likewise.
203 * tree-flow-inline.h (is_call_used): Remove.
204 * tree-flow.h (struct gimple_df): Remove callused member.
205 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
206 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
207 (ref_maybe_used_by_call_p_1): Simplify.
208 (call_may_clobber_ref_p_1): Likewise.
209 * tree-ssa-structalias.c (compute_points_to_sets): Set
210 the call stmt used and clobbered sets.
211 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
212 (find_tail_calls): Verify the tail call.
214 2010-04-12 Richard Guenther <rguenther@suse.de>
216 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
217 single-iteration always-inline inlining.
218 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
219 (cgraph_decide_inlining): Do not handle always-inline specially.
220 (try_inline): Remove always-inline cycle detection special case.
221 Do not recurse on always-inlines.
222 (cgraph_early_inlining): Do not iterate if not optimizing.
223 (cgraph_gate_early_inlining): remove.
224 (pass_early_inline): Run unconditionally.
225 (gate_cgraph_decide_inlining): New function.
226 (pass_ipa_inline): Use it. Do not run the IPA inliner if
227 not inlining or optimizing.
228 (cgraph_decide_inlining_of_small_functions): Also consider
229 always-inline functions.
230 (cgraph_default_inline_p): Return true for nodes which should
231 disregard inline limits.
232 (estimate_function_body_sizes): Assume zero size and time for
233 nodes which are marked as disregarding inline limits.
234 (cgraph_decide_recursive_inlining): Do not perform recursive
235 inlining on always-inline nodes.
237 2010-04-12 Jakub Jelinek <jakub@redhat.com>
240 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
241 for exprs satisfying handled_component_p.
243 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
245 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
246 non-constant aggregate elements.
248 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
249 is a real initialization.
251 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
254 * c-decl.c (start_function): Move forward check for nested function.
256 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
258 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
259 * config/sh/sh.c: Include reload.h.
260 (sh_legitimize_reload_address): New.
261 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
262 sh_legitimize_reload_address.
264 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
266 * config/sh/sh.md (*movqi_pop): New insn pattern.
267 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
269 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.md (any_shiftrt): New code iterator.
272 (shiftrt_insn): New code attribute.
274 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
275 using any_shiftrt code iterator.
276 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
277 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
278 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
279 pattern from corresponding peephole2 patterns.
280 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
281 using any_shiftrt code iterator.
282 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
283 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
284 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
285 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
286 *{ashr,lshr}<mode>3_cmp_zext.
287 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
289 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
293 (*lshr<mode>3_cconly): Ditto.
295 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
297 * config/i386/i386.md (lshr<mode>3): Macroize expander from
298 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
299 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
300 pattern from *lshr{di,ti}3_1 and corresponding splitters using
302 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
303 from corresponding peephole2 patterns.
304 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
305 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
306 and *lshrdi3_1_rex64 using SWI mode iterator.
307 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
308 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
309 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
310 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
311 and *lshrdi3_cmp_rex64 using SWI mode iterator.
312 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
313 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
314 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
315 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
318 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/i386.md (ashr<mode>3): Macroize expander from
321 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
322 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
323 pattern from *ashr{di,ti}3_1 and corresponding splitters using
325 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
326 from corresponding peephole2 patterns.
327 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
328 (ashrsi3_cvt): Rename from ashrsi3_31.
329 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
330 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
331 and x86_64_shift_adj_3 using SWI48 mode iterator.
332 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
333 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
334 and *ashrdi3_1_rex64 using SWI mode iterator.
335 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
336 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
337 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
338 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
339 and *ashrdi3_cmp_rex64 using SWI mode iterator.
340 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
341 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
342 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
343 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
345 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
346 * config/i386/i386.c (ix86_split_ashr): Update for renamed
347 x86_shift<mode>_adj_3 expanders.
349 2010-04-10 Wei Guozhi <carrot@google.com>
352 * config/arm/arm.c (arm_pic_static_addr): New function.
353 (legitimize_pic_address): Call arm_pic_static_addr when it detects
355 (arm_output_addr_const_extra): Output expression for new pattern.
356 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
358 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
360 * ira-costs.c (record_reg_classes): Ignore alternatives that are
363 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
364 * web.c: Include "insn-config.h" and "recog.h".
365 (union_match_dups): New function.
367 (union_defs): Don't try to recognize match_dups.
369 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
370 if doing so would replace the entire pattern.
372 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
376 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
377 and splitter pattern. Change splitter operand 1 predicate to
380 2010-04-09 Martin Jambor <mjambor@suse.cz>
382 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
383 lattices are addresses of CONST_DECLs with the same initial value.
384 (ipcp_print_all_lattices): Print values of CONST_DECLs.
385 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
387 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
388 Bernd Schmidt <bernd.schmidt@codesourcery.com>
390 * loop-invariant.c (replace_uses): New static function.
391 (move_invariant_reg): Use it to ensure we can replace the uses.
393 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
395 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
397 (picochip_override_options): Enable section anchors only above -O1.
398 (picochip_reorg): Fixed a couple of build warnings.
400 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
402 * configure.ac (plugin -rdynamic test): Log result.
403 * configure: Regenerate.
404 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
405 (RDYNAMIC_SPEC): Define.
406 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
408 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
410 * configure.ac: Determine Sun ld version numbers.
411 (comdat_group): Restrict GNU ld version checks to gld.
412 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
413 (enable_comdat): Support --enable-comdat.
414 * configure: Regenerate.
415 * doc/install.texi (Configuration): Document --enable-comdat.
417 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
419 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
420 * config/sol2-gld.h: ... here.
421 * config.gcc (sparc*-*-solaris2*): Reflect this.
422 (i[34567]86-*-solaris2*): Use it.
424 2010-04-09 Steve Ellcey <sje@cup.hp.com>
426 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
428 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
430 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
433 * diagnostic.c (diagnostic_initialize): Initialize
434 some_warnings_are_errors.
435 (diagnostic_finish): New.
436 (diagnostic_action_after_output): Call it before exiting.
437 (diagnostic_report_diagnostic): Do not print message here. Set
438 some_warnings_are_errors.
439 * diagnostic.h (diagnostic_context): Delete
440 issue_warnings_are_errors_message. Add some_warnings_are_errors.
441 (diagnostic_finish): Declare.
442 * toplev.c (toplev_main): Call it before exit.
444 2010-04-09 Jason Merrill <jason@redhat.com>
447 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
451 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
452 based on a warning flag.
454 2010-04-09 Richard Guenther <rguenther@suse.de>
456 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
458 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
461 * varasm.c (default_assemble_visibility): Wrap vars that are
462 set, but unused, by targets without GAS.
463 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
464 Remove set, but unused, vars.
465 (rs6000_legitimize_tls_address): Likewise.
466 (altivec_expand_dst_builtin): Likewise.
467 * config/darwin.c (machopic_classify_symbol): Likewise.
468 (machopic_indirection_name): Likewise.
470 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
472 * config/i386/i386.md (DWI): New mode iterator.
473 (S): New mode attribute.
474 (shift_operand): Ditto.
475 (shift_immediate_operand): Ditto.
476 (ashl_input_operand): Ditto.
477 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
478 using SDWIM mode iterator.
479 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
480 pattern from *ashl{di,ti}3_1 and corresponding splitters using
482 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
483 from corresponding peephole2 patterns.
484 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
485 and x86_64_shift_adj_1 using SWI48 mode iterator.
486 (x86_shift<mode>_adj_2): Ditto.
487 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
488 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
489 using SWI48 mode iterator.
490 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
491 *ashldi3_cmp_rex64 using SWI mode iterator.
492 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
493 *ashldi3_cconly_rex64 using SWI mode iterator.
494 * config/i386/i386.c (ix86_split_ashl): Update for renamed
495 x86_shift<mode>_adj_{1,2}.
496 (ix86_split_ashr): Ditto.
497 (ix86_split_lshr): Ditto.
499 2010-04-09 Richard Guenther <rguenther@suse.de>
501 * target.h (builtin_conversion): Pass in input and output types.
502 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
503 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
504 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
507 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
509 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
511 2010-04-09 Richard Guenther <rguenther@suse.de>
514 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
516 2010-04-09 Richard Guenther <rguenther@suse.de>
518 * tree-vectorizer.h (struct _stmt_vec_info): Document
519 that vectype is the type of the LHS.
520 (supportable_widening_operation, supportable_narrowing_operation):
521 Get both input and output vector types as arguments.
522 (vect_is_simple_use_1): Declare.
523 (get_same_sized_vectype): Likewise.
524 * tree-vect-loop.c (vect_determine_vectorization_factor):
525 Set STMT_VINFO_VECTYPE to the vector type of the def.
526 (vectorizable_reduction): Adjust.
527 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
528 Adjust. Specify the output vector type.
529 (vect_pattern_recog_1): Adjust.
530 * tree-vect-stmts.c (get_same_sized_vectype): New function.
531 (vectorizable_call): Adjust.
532 (vectorizable_conversion): Likewise.
533 (vectorizable_operation): Likewise.
534 (vectorizable_type_demotion): Likewise.
535 (vectorizable_type_promotion): Likewise.
536 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
538 (vect_is_simple_use_1): New function.
539 (supportable_widening_operation): Get both input and output
541 (supportable_narrowing_operation): Likewise.
542 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
544 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
546 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
547 __thiscall and _thiscall as predefined macros.
548 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
549 thiscall attribute handling.
550 (ix86_comp_type_attributes): Likewise.
551 (ix86_function_regparm): Likewise.
552 (ix86_return_pops_args): Likewise.
553 (init_cumulative_args): Likewise.
554 (find_drap_reg): Likewise.
555 (ix86_static_chain): Likewise.
556 (x86_this_parameter): Likewise.
557 (x86_output_mi_thunk): Likewise.
558 (ix86_attribute_table): Add description for thiscall attribute.
559 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
560 * doc/extend.texi: Add documentation for thiscall.
562 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
565 * c.opt (Wint-to-pointer-cast): Available in C++.
566 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
568 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
570 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
571 * calls.c (expand_call): Pass the function type to aggregate_value_p.
572 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
573 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
574 function type instead. Reorder and simplify checks.
576 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
578 2010-04-08 Jing Yu <jingyu@google.com>
579 Zdenek Dvorak <ook@ucw.cz>
581 PR tree-optimization/42720
582 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
583 loop unswitch conditions here from ...
584 (tree_unswitch_single_loop): ... here.
586 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
588 * tree-if-conv.c: Fix comments and simplify logic.
590 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
592 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
593 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
594 (main_tree_if_conversion): Update call to tree_if_conversion.
596 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
599 * doc/invoke.texi (-b,-V): Delete.
600 * doc/tm.texi: Do not mention -b.
601 * gcc.c (display_help): Delete -b and -V.
602 (process_command): Delete -b and -V.
603 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
605 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
606 Wolfgang Gellerich <gellerich@de.ibm.com>
608 Implement target hook for loop unrolling
609 * target.h (loop_unroll_adjust): Add a new target hook function.
610 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
611 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
612 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
613 (s390_loop_unroll_adjust): Implement the new target hook for s390.
614 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
616 (decide_unroll_stupid): Likewise.
618 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
621 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
623 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
625 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
626 (Specific, *-*-solaris2*): Likewise.
627 Don't prefer Sun as over GNU as.
629 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
631 * config/s390/s390.c (override_options): Adjust the z10
632 defaults for max-unroll-times, max-completely-peeled-insns
633 and max-completely-peel-times.
635 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
637 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
638 instructions for z10.
639 (s390_expand_setmem): Likewise.
640 (s390_expand_cmpmem): Likewise.
642 2010-04-08 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/43679
645 * tree-ssa-pre.c (eliminate): Only propagate copies.
647 2010-04-08 Jakub Jelinek <jakub@redhat.com>
650 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
651 set but not used variable warning.
653 2010-04-08 Wei Guozhi <carrot@google.com>
656 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
657 (arm_size_rtx_costs): Call the new function when optimized for size.
659 2010-04-08 Jakub Jelinek <jakub@redhat.com>
662 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
663 op0 is not a MEM, just return NULL instead of assertion
665 (discover_nonconstant_array_refs): Don't walk debug stmts.
667 2010-04-08 Doug Kwan <dougkwan@google.com>
669 * configure.ac: Recognize gold and do not use its version number
671 * configure: Regenerate.
673 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
676 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
677 (negate_value): Move code to push elements to broken_up_substracts ...
678 (eliminate_plus_minus_pair): ... here. Push operands that have no
679 negative pair to plus_negates.
680 (repropagate_negates, init_reassoc, fini_reassoc): Update.
682 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
684 * doc/install.texi (Configuration): Move description of
685 --enable-lto, --with-libelf*, --enable-gold from Java section to
688 * doc/generic.texi (Working with declarations)
689 (Function Properties, C and C++ Trees): Fix typos.
690 * doc/sourcebuild.texi (Top Level): Likewise.
692 2010-04-07 Jakub Jelinek <jakub@redhat.com>
695 * tree.h (DECL_READ_P): Define.
696 (struct tree_decl_common): Add decl_read_flag.
697 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
698 a set but not used warning.
699 (merge_decls): Merge DECL_READ_P flag.
700 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
701 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
702 * c-common.c (handle_used_attribute, handle_unused_attribute):
704 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
706 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
708 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
709 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
710 c_parser_binary_expression, c_parser_cast_expression,
711 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
712 Call default_function_array_read_conversion instead of
713 default_function_array_conversion where needed.
714 (c_parser_unary_expression, c_parser_conditional_expression,
715 c_parser_postfix_expression_after_primary, c_parser_initelt):
716 Likewise. Call mark_exp_read where needed.
717 (c_parser_statement_after_labels, c_parser_asm_operands,
718 c_parser_typeof_specifier, c_parser_sizeof_expression,
719 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
721 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
723 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
724 (warn_unused_but_set_parameter): Default to warn_unused
726 * doc/invoke.texi: Document -Wunused-but-set-variable and
727 -Wunused-but-set-parameter.
729 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
731 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
732 when operandN variables aren't used in the body of the expander
734 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
735 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
736 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
737 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
738 FOR_EACH_IMM_USE_ON_STMT): Likewise.
739 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
740 * tree.c (PROCESS_ARG): Likewise.
742 2010-04-07 Simon Baldwin <simonb@google.com>
744 * diagnostic.h (diagnostic_override_option_index): New macro to
745 set a diagnostic's option_index.
746 * c-tree.h (c_cpp_error): Add warning reason argument.
747 * opts.c (_warning_as_error_callback): New.
748 (register_warning_as_error_callback): Store callback for
749 warnings enabled via enable_warning_as_error.
750 (enable_warning_as_error): Call callback, minor code tidy.
751 * opts.h (register_warning_as_error_callback): Declare.
752 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
753 response to -Werror=.
754 (c_common_init_options): Register warning_as_error_callback in opts.c.
755 * common.opt: Add -Wno-cpp option.
756 * c-common.c (struct reason_option_codes_t): Map cpp warning
757 reason codes to gcc option indexes.
758 * (c_option_controlling_cpp_error): New function, lookup the gcc
759 option index for a cpp warning reason code.
760 * (c_cpp_error): Add warning reason argument, call
761 c_option_controlling_cpp_error for diagnostic_override_option_index.
762 * doc/invoke.texi: Document -Wno-cpp.
764 2010-04-07 Richard Guenther <rguenther@suse.de>
766 * ipa-reference.c (mark_load): Use get_base_address.
767 (mark_store): Likewise.
769 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
770 inserting GIMPLE_NOPs into the IL.
771 * tree-ssa-structalias.c (get_constraint_for_component_ref):
772 Explicitly strip handled components and indirect references.
774 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
775 folding address expressions.
776 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
777 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
778 operand_equal_p to compare decls.
779 (ptr_deref_may_alias_decl_p): Likewise.
780 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
781 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
782 Handle reversed comparison ops.
783 * tree-sra.c (asm_visit_addr): Use get_base_address.
784 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
785 * ipa-reference.c (mark_address): Use get_base_address.
787 2010-04-07 Richard Guenther <rguenther@suse.de>
789 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
790 Propagate constants everywhere.
792 2010-04-07 Jakub Jelinek <jakub@redhat.com>
795 * tree.c (MAX_INT_CACHED_PREC): Define.
796 (nonstandard_integer_type_cache): New array.
797 (build_nonstandard_integer_type): Cache results for precision
798 <= MAX_INT_CACHED_PREC.
800 2010-04-07 Richard Guenther <rguenther@suse.de>
802 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
803 -fargument-noalias-global, -fargument-noalias-anything): Remove.
804 * common.opt: Likewise.
805 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
806 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
807 (nonoverlapping_memrefs_p): Likewise.
808 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
809 * opts.c (common_handle_option): Handle OPT_fargument_alias,
810 OPT_fargument_noalias, OPT_fargument_noalias_anything and
811 OPT_fargument_noalias_global for backward compatibility.
813 2010-04-07 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/43270
816 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
817 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
818 * tree-ssa-pre.c (phi_translate_1): Adjust.
819 (fully_constant_expression): Split out vn_reference handling to ...
820 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
821 Fold reads from constant strings.
822 (vn_reference_lookup): Handle fully constant references.
823 (vn_reference_lookup_pieces): Likewise.
824 * Makefile.in (expmed.o-warn): Add -Wno-error.
826 2010-04-07 Martin Jambor <mjambor@suse.cz>
828 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
830 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
833 * gcc.c: Add -static-libstdc++ to list of recognized options.
835 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
837 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
839 2010-04-07 Richard Guenther <rguenther@suse.de>
842 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
843 bases build simple mem attributes to retain points-to information.
845 2010-04-07 Richard Guenther <rguenther@suse.de>
848 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
849 preserve points-to related information.
851 2010-04-07 Richard Guenther <rguenther@suse.de>
854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
855 discard plain indirect references.
856 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
857 * tree.c (tree_nop_conversion): Likewise.
859 2010-04-07 Dodji Seketeli <dodji@redhat.com>
862 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
864 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
866 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
867 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
869 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
871 * tree-if-conv.c: Fix indentation and comments.
873 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
875 * tree-if-conv.c: Sort static functions in topological order.
877 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
879 * tree-if-conv.c: Fix indentation and comments.
881 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
884 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
885 lang_hooks.types.type_for_size instead of
886 build_nonstandard_integer_type.
887 When converting an unsigned type to signed, double its precision.
888 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
889 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
890 (graphite_create_new_loop_guard): When ub + 1 wraps around,
893 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
896 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
897 POINTER_PLUS_EXPR for pointer types.
899 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
902 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
903 * graphite-clast-to-gimple.c: Include langhooks.h.
904 (max_signed_precision_type): New.
905 (max_precision_type): Takes two types as arguments.
906 (precision_for_value): New.
907 (precision_for_interval): New.
908 (gcc_type_for_interval): New.
909 (gcc_type_for_value): New.
910 (gcc_type_for_clast_term): New.
911 (gcc_type_for_clast_red): New.
912 (gcc_type_for_clast_bin): New.
913 (gcc_type_for_clast_expr): Split up into several functions.
914 (gcc_type_for_clast_eq): Rewritten.
915 (compute_bounds_for_level): New.
916 (compute_type_for_level_1): New.
917 (compute_type_for_level): New.
918 (gcc_type_for_cloog_iv): Removed.
919 (gcc_type_for_iv_of_clast_loop): Rewritten.
920 (graphite_create_new_loop): Compute the lower and upper bound types
921 with gcc_type_for_clast_expr.
922 (graphite_create_new_loop_guard): Same.
923 (find_cloog_iv_in_expr): Removed.
924 (compute_cloog_iv_types_1): Removed.
925 (compute_cloog_iv_types): Removed.
926 (gloog): Do not call compute_cloog_iv_types.
927 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
929 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
930 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
931 (GBB_CLOOG_IV_TYPES): Removed.
933 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
935 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
936 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
937 (detect_commutative_reduction): Same.
939 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
941 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
942 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
944 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
945 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
946 (rewrite_commutative_reductions_out_of_ssa): Same.
947 * passes.c (execute_function_todo): Call verify_ssa for every pass
948 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
949 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
950 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
951 with an extra argument.
952 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
953 verify_ssa only when the extra argument is true.
954 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
955 with an extra argument.
956 (tree_transform_and_unroll_loop): Same.
958 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
960 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
961 for all the passes of the LNO having LOOP_CLOSED_SSA.
962 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
963 * tree-loop-distribution.c (pass_loop_distribution): Same.
964 * tree-pass.h (TODO_verify_loops): Removed.
965 * tree-ssa-loop.c (pass_tree_loop_init): Same.
967 (pass_tree_unswitch): Same.
968 (pass_predcom): Same.
969 (pass_vectorize): Same.
970 (pass_linear_transform): Same.
971 (pass_graphite_transforms): Same.
972 (pass_iv_canon): Same.
973 (pass_complete_unroll): Same.
974 (pass_complete_unrolli): Same.
975 (pass_parallelize_loops): Same.
976 (pass_loop_prefetch): Same.
977 (pass_iv_optimize): Same.
979 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
982 * passes.c (init_optimization_passes): Move pass_lim before
983 pass_copy_prop and pass_dce_loop.
985 2010-04-06 Jakub Jelinek <jakub@redhat.com>
988 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
989 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
990 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
991 MULTI_* defines for 4 argument vpermil2p* builtins.
993 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
996 * config/i386/i386.c (x86_maybe_negate_const_int): New.
997 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
998 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
999 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1000 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1001 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1002 Use x86_maybe_negate_const_int to output insn mnemonic.
1003 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1004 check from instruction predicate. Update comments.
1005 * config/i386/sync.md (sync_add<mode>): Use
1006 x86_maybe_negate_const_int to output insn mnemonic.
1008 2010-04-06 Jan Hubicka <jh@suse.cz>
1010 PR tree-optimization/42906
1011 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1012 IGNORE_SELF argument. Set visited_control_parents for fully
1014 (find_obviously_necessary_stmts): Update call of
1015 mark_control_dependent_edges_necessary.
1016 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1018 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.md: Remove comment about 'e' and 'E'
1023 2010-04-06 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/43627
1026 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1027 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1030 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1032 * BASE-VER: Change to 4.6.0.
1035 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1038 2010-04-06 Richard Guenther <rguenther@suse.de>
1041 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1043 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1045 * doc/invoke.texi (Optimize Options): Document that LTO
1046 won't remove object access purely due to incompatible
1049 2010-04-04 Matthias Klose <doko@ubuntu.com>
1051 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1052 Initialize variable.
1054 2010-04-03 Richard Guenther <rguenther@suse.de>
1057 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1058 require a non-NULL MEM_OFFSET.
1060 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1062 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1063 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1064 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1065 config/alpha/predicates.md, config/arm/arm.md,
1066 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1067 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1068 config/darwin9.h, config/darwin.c, config/darwin.h,
1069 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1070 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1071 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1072 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1073 config/mips/mips.md, config/mn10300/mn10300.c,
1074 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1075 config/rs6000/aix.h, config/rs6000/dfp.md,
1076 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1077 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1078 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1079 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1080 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1081 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1082 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1083 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1084 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1085 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1086 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1087 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1088 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1089 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1090 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1091 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1092 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1093 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1094 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1095 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1096 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1097 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1098 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1099 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1100 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1101 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1102 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1103 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1104 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1105 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1106 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1107 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1108 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1109 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1110 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1111 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1113 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1116 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1117 * aclocal.m4: Regenerate.
1119 2010-04-02 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/43629
1122 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1123 if we have seen a constant value.
1125 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1127 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1129 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1132 * arm.c (legitimize_tls_address): Adjust call to
1133 gen_tls_load_dot_plus_four.
1134 (arm_note_pic_base): New function.
1135 (arm_cannot_copy_insn_p): Use it.
1136 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1139 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1144 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1146 * Makefile.in ($(out_object_file)): Depend on
1147 gt-$(basename $(notdir $(out_file))).h.
1149 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1151 * config.gcc (lm32-*-rtems*): Add t-lm32.
1153 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1155 * config.gcc: Add lm32-*-rtems*.
1156 * config/lm32/rtems.h: New file.
1158 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1161 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1163 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1165 * dwarf2out.c (output_compilation_unit_header): For
1166 -gdwarf-4 use version 4 instead of version 3.
1167 (output_line_info): For version 4 and above emit additional
1168 maximum ops per insn header field.
1169 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1171 * dwarf2out.c (is_c_family, is_java): Remove.
1172 (lower_bound_default): New function.
1173 (add_bound_info, gen_descr_array_type_die): Use it.
1175 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1178 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1179 re-declaration when it happens in a function.
1181 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1183 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1184 (cgraph_remove_function_insertion_hook): Same.
1185 (cgraph_call_function_insertion_hooks): Same.
1187 2010-04-01 Richard Guenther <rguenther@suse.de>
1190 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1191 and TREE_THIS_VOLATILE.
1192 (copy_ref_info): Likewise.
1193 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1194 * tree.c (build6_stat): Ignore side-effects of all but arg5
1195 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1198 2010-04-01 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/43607
1201 * ipa-type-escape.c (check_call): Do not access non-existing
1204 2010-04-01 Richard Guenther <rguenther@suse.de>
1208 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1209 Jack Howarth <howarth@bromo.med.uc.edu>
1211 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1214 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * doc/install.texi (Prerequisites): Document libelf usability on
1217 IRIX 5/6 and Solaris 2.
1218 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1219 Update GNU as, GNU ld requirements.
1220 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1221 Document Sun Studio compiler download.
1222 Update and simplify as, ld recommendations.
1223 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1225 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1227 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1228 with_tune_32 to pentium4.
1230 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1234 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1236 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1237 obsoletion, removal.
1239 Document GNU as requirement.
1240 Update configure requirements.
1241 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1242 Recomment IRIX 6.5.18+.
1243 Document IDF/IDL requirement.
1244 Document GNU as requirement.
1245 Document GNU ld bootstrap failure.
1246 Remove freeware.sgi.com reference.
1248 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1250 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1251 UNIX V4.0, V5.0 obsoletion, removal.
1252 Remove --with-gc=simple reference.
1253 Update VM requirements during bootstrap.
1254 Remove -oldas bootstrap description.
1255 Update binutils reference.
1256 Remove comparison failure note.
1258 2010-03-31 Richard Guenther <rguenther@suse.de>
1259 Zdenek Dvorak <ook@ucw.cz>
1260 Sebastian Pop <sebastian.pop@amd.com>
1263 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1264 with multiple arguments.
1265 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1267 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1269 * graphite-dependences.c (print_pddr): Call print_pdr with an
1271 * graphite-poly.c (debug_pdr): Add an extra argument for the
1274 (print_pbb_domain): Same.
1276 (print_scop_context): Same.
1278 (print_cloog): Same.
1279 (debug_pbb_domain): Same.
1283 (debug_scop_context): Same.
1285 (debug_cloog): Same.
1286 (print_scop_params): Same.
1287 (debug_scop_params): Same.
1288 (print_iteration_domain): Same.
1289 (print_iteration_domains): Same.
1290 (debug_iteration_domain): Same.
1291 (debug_iteration_domains): Same.
1292 (print_scattering_function): Same.
1293 (print_scattering_functions): Same.
1294 (debug_scattering_function): Same.
1295 (debug_scattering_functions): Same.
1296 * graphite-poly.h (debug_pdr): Update declaration.
1298 (print_pbb_domain): Same.
1300 (print_scop_context): Same.
1302 (print_cloog): Same.
1303 (debug_pbb_domain): Same.
1307 (debug_scop_context): Same.
1309 (debug_cloog): Same.
1310 (print_scop_params): Same.
1311 (debug_scop_params): Same.
1312 (print_iteration_domain): Same.
1313 (print_iteration_domains): Same.
1314 (debug_iteration_domain): Same.
1315 (debug_iteration_domains): Same.
1316 (print_scattering_function): Same.
1317 (print_scattering_functions): Same.
1318 (debug_scattering_function): Same.
1319 (debug_scattering_functions): Same.
1321 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1323 * graphite-poly.c (print_scattering_function_1): New.
1324 (print_scattering_function): Call it.
1325 (print_scop_params): Remove spaces at the end of lines.
1328 * graphite-poly.h (print_cloog): Declared.
1329 (debug_cloog): Declared.
1331 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1333 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1335 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1336 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1337 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1338 to switch between adding the IV bump in loop->latch or in loop->header.
1340 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1342 * graphite-poly.c (print_scattering_function): Pretty print following
1345 (print_pbb_domain): Same.
1346 (dump_gbb_cases): Same.
1347 (dump_gbb_conditions): Same.
1350 (print_scop_params): Same.
1351 (print_scop_context): Same.
1353 (print_pbb_body): New.
1354 (lst_indent_to): New.
1355 (print_lst): Start new lines with a #.
1356 * graphite-poly.h (pbb_bb): New.
1357 (pbb_index): Use pbb_bb.
1358 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1360 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1362 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1364 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1365 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1366 and 0 instead of 1 for dw_val_class_flag.
1367 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1368 dw_val_class_range_list, dw_val_class_loc_list,
1369 dw_val_class_lineptr and dw_val_class_macptr, use
1370 DW_FORM_flag_present for dw_val_class_flag and
1371 DW_FORM_exprloc for dw_val_class_loc.
1372 (output_die): For -gdwarf-4 print dw_val_class_loc
1373 size as uleb128 instead of 1 or 2 bytes and don't print
1374 anything for dw_val_class_flag.
1376 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1377 instead of cselib_lookup following by tweaking locs->setting_insn.
1380 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1381 even before returning from label, setjmp call or volatile asm
1384 2010-03-31 Richard Guenther <rguenther@suse.de>
1387 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1388 temporary data on stack.
1390 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1392 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1393 (PUSHSECTION_ASM_OP): Remove.
1394 (POPSECTION_ASM_OP): Remove.
1395 (PUSHSECTION_FORMAT): Remove.
1396 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1397 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1398 * config/sol2.c (solaris_output_init_fini): Use it.
1400 2010-03-31 Jie Zhang <jie@codesourcery.com>
1403 * opt-functions.awk (var_type_struct): Use signed char type
1404 for simple variables.
1406 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1408 * config/sol2.c: Include output.h.
1409 (solaris_assemble_visibility): New function.
1410 * config/t-sol2 (sol2.o): Add output.h dependency.
1411 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1412 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1415 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1418 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1419 V2SImode or XFmode on PRE_DEC.
1422 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1425 2010-03-31 Jie Zhang <jie@codesourcery.com>
1428 * reload.h (caller_save_initialized_p): Declare.
1429 * toplev.c (backend_init_target): Don't call
1430 init_caller_save but set caller_save_initialized_p to false.
1431 * caller-save.c (caller_save_initialized_p): Define.
1432 (init_caller_save): Check caller_save_initialized_p.
1433 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1435 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1438 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1439 and soft-fp/t-softfp to tmake_file.
1440 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1441 (LIBGCC2_TF_CEXT): Define.
1444 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1447 * cselib.c (n_useless_values): Document handling of debug locs.
1448 (n_useless_debug_values, n_debug_values): New variables.
1449 (new_elt_loc_list): Don't add to debug values, keep count.
1450 (promote_debug_loc): New.
1451 (cselib_reset_table): Zero new variables.
1452 (entry_and_rtx_equal_p): Promote debug locs.
1453 (discard_useless_locs): Increment n_useless_debug_values for
1455 (remove_useless_values): Adjust n_useless_values and n_debug_values
1456 with n_useless_debug_values.
1457 (add_mem_for_addr): Promote debug locs.
1458 (cselib_lookup_mem): Likewise.
1459 (cselib_lookup_addr): Renamed to...
1460 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1461 (cselib_log_lookup): ... this. Turn into...
1462 (cselib_lookup_addr): ... new wrapper.
1463 (cselib_lookup_from_insn): New.
1464 (cselib_invalidate_regno): Increment n_useless_debug_values for
1466 (cselib_invalidate_mem): Likewise.
1467 (cselib_process_insn): Take n_deleted and n_debug_values into
1468 account to guard remove_useless_value call.
1469 (cselib_finish): Zero n_useless_debug_values.
1470 * cselib.h (cselib_lookup_from_insn): Declare.
1471 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1472 (sched_analyze_2): Likewise.
1474 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1476 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1478 (adjust_mems): Replace narrowing SUBREG of expression containing
1479 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1480 with operations in the narrower mode.
1483 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1484 regs_invalidated_by_call instead all call_used_reg_set registers.
1486 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1489 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1490 pointer comparisons with types_compatible_p.
1491 * tree-vect-stmts.c (vectorizable_call): Same.
1492 (vectorizable_condition): Same.
1494 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1496 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1497 stack check if the mask would be zero.
1499 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1500 Jack Howarth <howarth@bromo.med.uc.edu>
1502 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1505 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1508 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1510 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1511 Include ___unordxf2 and ___unordtf2.
1512 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1515 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1517 * config/lm32/t-lm32: New file.
1518 * config.gcc: Use the above file when targetting lm32.
1520 2010-03-28 Duncan Sands <baldrick@free.fr>
1522 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1524 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1527 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1528 Improve vectorization cost model diagnostic.
1530 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1533 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1534 compute_data_dependences_for_loop returns false, early exit
1535 and output an extra diagnostic for the failed data reference
1538 2010-03-29 Richard Guenther <rguenther@suse.de>
1540 PR tree-optimization/43560
1541 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1542 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1544 2010-03-29 Jie Zhang <jie@codesourcery.com>
1547 * toplev.c (process_options): Set optimization_default_node
1548 and optimization_current_node.
1549 * opts.c (decode_options): Don't set optimization_default_node
1550 and optimization_current_node.
1552 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1554 * config/rtems.h: Abandon -qrtems_debug.
1556 2010-03-28 Jan Hubicka <jh@suse.cz>
1558 PR tree-optimization/43505
1559 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1560 map should not be copied.
1562 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1565 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1566 cdtors, set DECL_PRESERVE_P.
1567 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1570 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1572 PR tree-optimization/43528
1573 * stor-layout.c (place_field): Check that constant fits into
1574 unsigned HWI when skipping calculation of MS bitfield layout.
1576 2010-03-27 Jan Hubicka <jh@suse.cz>
1579 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1580 notice_global_symbol work.
1582 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1584 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1585 instead of dwarf2out_decl.
1586 (struct var_loc_node): Remove section_label field.
1587 (dwarf2out_function_decl): New function.
1588 (dwarf2out_var_location): Don't set section_label field.
1589 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1591 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 PR tree-optimization/43544
1594 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1595 First argument for builtin vectorized function hook is now a
1596 tree to be able to distinguish between machine specific and
1598 * targhooks.c (default_builtin_vectorized_function): Ditto.
1599 * targhooks.h (default_builtin_vectorized_function): Ditto.
1600 * target.h (struct gcc_target): Ditto.
1601 * tree-vect-stmts.c (vectorizable_function): Ditto.
1602 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1603 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1606 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1609 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1610 nested binding iff it is a FUNCTION_DECL.
1611 (store_parm_decls_newstyle): Pass nested=true to bind for
1612 FUNCTION_DECLs amongst parameters.
1614 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1616 * var-tracking.c (vt_expand_loc_callback): Don't run
1617 cselib_expand_value_rtx_cb in dummy mode if
1618 cselib_dummy_expand_value_rtx_cb returned false.
1620 * var-tracking.c (emit_note_insn_var_location): For one part
1621 notes with offset 0, don't add EXPR_LIST around the location.
1622 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1623 add_location_or_const_value_attribute): Adjust for that change.
1626 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1627 into first operand and location into second.
1628 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1629 dw_cfi_oprnd_loc for DW_CFA_expression.
1630 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1631 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1632 assume first argument is regnum and second argument is location.
1634 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1637 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1638 of scratch register to DImode. Split to DImode comparison operator.
1639 Use SImode subreg of scratch register in the multiplication.
1640 (*cmp_sadd_sidi): Ditto.
1641 (*cmp_ssub_si): Ditto.
1642 (*cmp_ssub_sidi): Ditto.
1644 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
1648 Remove invalid assert and wrong comment.
1650 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1653 * flags.h (final_insns_dump_p): New extern.
1654 * final.c (final_insns_dump_p): New variable.
1655 (rest_of_clean_state): Set it before -fdump-final-insns=
1656 dumping, clear afterwards.
1657 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
1658 MEM_ALIAS_SET on MEMs.
1660 2010-03-26 David S. Miller <davem@davemloft.net>
1662 * configure.ac: Fix sparc GOTDATA_OP bug check.
1663 * configure: Rebuild.
1665 2010-03-26 Alan Modra <amodra@gmail.com>
1667 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
1669 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1671 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
1672 TLS_SECTION_ASM_FLAG.
1674 2010-03-25 Jakub Jelinek <jakub@redhat.com>
1677 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
1678 Clear first_function_block_is_cold.
1681 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
1682 argument if the argument is truth_value_p.
1684 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1686 * config/rs6000/constraints.md: Update copyright year for my changes.
1689 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
1690 used in reg+reg addressing, swap registers.
1692 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1695 * target.h (struct gcc_target): Add code_end hook.
1696 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
1698 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
1699 * toplev.c (compile_file): Call targetm.asm_out.code_end
1700 hook before unwind info/debug info output.
1701 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
1702 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
1703 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1704 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
1705 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
1706 * config/i386/i386.c (ix86_file_end): Renamed to...
1707 (ix86_code_end): ... this. Make static. Don't call
1708 file_end_indicate_exec_stack. Emit unwind info using
1709 final_start_function/final_end_function.
1710 (darwin_x86_file_end): Remove.
1711 (TARGET_ASM_CODE_END): Define.
1712 * config/i386/i386.h (TARGET_ASM_FILE_END,
1713 NEED_INDICATE_EXEC_STACK): Don't define.
1714 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
1715 (TARGET_ASM_FILE_END): Define to darwin_file_end.
1716 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
1717 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
1720 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
1721 at the beginning and final_end_function at the end.
1722 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1724 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1726 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
1727 and Sun as TLS syntax.
1728 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
1729 * configure: Regenerate.
1730 * config.in: Regenerate.
1731 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
1732 (default_elf_asm_named_section): Use it.
1733 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
1734 (i386_output_dwarf_dtprel): Likewise.
1735 (output_addr_const_extra): Likewise.
1736 (output_pic_addr_const): Lowercase @GOTTPOFF.
1737 (output_addr_const_extra): Likewise.
1738 (output_pic_addr_const): Lowercase @GOTNTPOFF.
1739 (output_addr_const_extra): Likewise.
1740 (output_pic_addr_const): Lowercase @INDNTPOFF.
1741 (output_addr_const_extra): Likewise.
1742 (output_pic_addr_const): Lowercase @NTPOFF.
1743 (output_addr_const_extra): Likewise.
1744 (output_pic_addr_const): Lowercase @TPOFF.
1745 (output_addr_const_extra): Likewise.
1746 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
1747 (*tls_global_dynamic_64): Likewise.
1748 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
1749 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
1751 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
1752 (ASM_OUTPUT_TLS_COMMON): Use it.
1753 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
1756 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
1757 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
1758 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
1759 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1760 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1761 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
1763 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1765 * config/i386/i386.c (override_options): Don't accept
1766 -mtls-dialect=sun any longer.
1767 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
1768 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
1769 (*tls_local_dynamic_base_32_sun): Likewise.
1770 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
1772 2010-03-24 Jakub Jelinek <jakub@redhat.com>
1775 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1776 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
1779 * ira.c (adjust_cleared_regs): New function.
1780 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
1784 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
1786 * expr.c (expand_expr_real): Restore previous
1787 curr_insn_source_location and curr_insn_block after
1788 expand_expr_real_1 call.
1789 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
1790 instead of expand_expr_real_1.
1792 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
1794 PR rtl-optimization/43413
1795 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
1798 2010-03-22 James E. Wilson <wilson@codesourcery.com>
1801 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
1802 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
1804 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
1806 * config/i386/i386.c (ix86_target_string): Add -mfma.
1807 Fix a typo in comment.
1809 2010-03-22 Mike Stump <mikestump@comcast.net>
1812 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
1813 Don't overly align based upon packed packed fields.
1815 2010-03-22 Jason Merrill <jason@redhat.com>
1817 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
1818 Use () rather than [], and move before the element type.
1820 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1822 * doc/configfiles.texi (Configuration Files): Removed
1823 fixinc/Makefile*, intl/Makefile.*.
1824 * doc/makefile.texi: Fixed markup. Abstract from version
1825 control system used.
1826 (Makefile): Removed obsolete gcc/java/parse.y example.
1827 * doc/sourcebuild.texi: Likewise.
1828 (Top Level): Added config, gnattools, libdecnumber, libgcc,
1829 libgomp, libssp. Removed fastjar.
1830 (Miscellaneous Docs): Clarify location.
1831 Added COPYING3, COPYING3.LIB.
1832 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
1834 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1837 * config/i386/i386.c (x86_function_profiler)
1838 [!NO_PROFILE_COUNTERS]: Fix typo.
1839 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
1842 2010-03-22 Janis Johnson <janis187@us.ibm.com>
1843 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1845 * doc/sourcebuild.texi (Test Directives): Split into six
1846 subsections, with most of the current text in new subsections
1847 Directives, Selectors, and Final Actions.
1848 (Directives): Split list of test directives into multiple
1850 (Selectors): Describe use and syntax of selectors.
1851 (Effective-Target Keywords): Describe all existing keywords.
1852 (Add Options): Describe features for dg-add-options.
1853 (Require Support): Describe variants of dg-require-support.
1854 (Final Actions): Describe commands to use in dg-final.
1856 2010-03-22 Michael Matz <matz@suse.de>
1859 * recog.c (validate_replace_rtx_group): Replace also in
1860 REG_EQUAL and REG_EQUIV notes.
1862 2010-03-22 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/43390
1865 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
1866 sure vector extracts are type correct.
1868 2010-03-22 Richard Guenther <rguenther@suse.de>
1871 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
1872 x * sqrt (x) even when optimizing for size if the target
1873 has native support for sqrt.
1875 2010-03-22 Jakub Jelinek <jakub@redhat.com>
1877 * varasm.c (make_decl_rtl_for_debug): Also clear
1878 flag_mudflap for the duration of make_decl_rtl call.
1881 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
1882 locs from preserved VALUEs.
1884 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1887 * pa.md (movmemsi): Set align to one if zero.
1888 (movmemdi): Likewise.
1890 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
1893 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
1894 with their corresponding prologue pushes.
1896 2010-03-20 Andrew Pinski <pinskia@gmail.com>
1899 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
1900 at the begining or end.
1901 (spu_expand_epilogue): Likewise.
1903 2010-03-20 Richard Guenther <rguenther@suse.de>
1905 PR rtl-optimization/43438
1906 * combine.c (make_extraction): Properly zero-/sign-extend an
1907 extraction of the low part of a CONST_INT. Also handle
1910 2010-03-19 Mike Stump <mikestump@comcast.net>
1912 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
1913 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
1914 (override_options): Use SUBTARGET32_DEFAULT_CPU.
1916 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1919 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
1922 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
1924 PR rtl-optimization/42258
1925 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
1926 use that may match DEF.
1929 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
1930 the cost of loading the constant rather than assuming
1932 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
1933 outer code is AND, do the same tests as the andsi3 expander and
1934 return COSTS_N_INSNS (1) if and is cheap.
1936 * optabs.c (avoid_expensive_constant): Fix formatting.
1938 2010-03-19 Michael Matz <matz@suse.de>
1941 * attribs.c (decl_attributes): When rebuilding a function pointer
1942 type use the same qualifiers as the original pointer type.
1944 2010-03-19 Martin Jambor <mjambor@suse.cz>
1946 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
1947 and is_gimple_ip_invariant_address.
1949 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1952 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1954 * config/arm/arm.c (arm_override_options): Turn off
1955 flag_dwarf2_cfi_asm for AAPCS variants.
1957 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1960 * config/arm/arm.c (emit_multi_reg_push): Update comments.
1961 Use PRE_MODIFY instead of PRE_DEC.
1962 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
1963 (vfp_emit_fstmd): Likewise.
1965 2010-03-19 Michael Matz <matz@suse.de>
1968 * builtins.c (expand_builtin_interclass_mathfn,
1969 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
1972 2010-03-19 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/43415
1975 * tree-ssa-pre.c (phi_translate): Split out worker to ...
1976 (phi_translate_1): ... this.
1977 (phi_translate): Move all caching here. Cache all NARY
1978 and REFERENCE translations.
1980 2010-03-19 David S. Miller <davem@davemloft.net>
1982 With help from Eric Botcazou.
1983 * config/sparc/sparc.c: Include dwarf2out.h.
1984 (emit_pic_helper): Delete.
1985 (pic_helper_symbol_name): Delete.
1986 (pic_helper_emitted_p): Delete.
1987 (pic_helper_needed): New.
1988 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
1989 (get_pc_thunk_name): New.
1990 (load_pic_register): Remove 'delay_pic_helper' arg. Use
1991 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
1992 Set pic_helper_needed to true. Don't call emit_pic_helper.
1993 (sparc_expand_prologue): Update load_pic_register call.
1994 (sparc_output_mi_thunk): Likewise.
1995 (sparc_file_end): Emit a hidden comdat symbol for the PIC
1996 thunk if possible. Output CFI information as needed.
1998 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1999 Jack Howarth <howarth@bromo.med.uc.edu>
2002 * config/i386/i386.h: Fix ABI on darwin x86-32.
2004 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2006 * tree.h: Declare make_decl_rtl_for_debug.
2007 * varasm.c (make_decl_rtl_for_debug): New.
2008 * dwarf2out.c (rtl_for_decl_location): Call it.
2009 * cfgexpand.c (expand_debug_expr): Call it.
2011 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2014 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2018 * var-tracking.c (vt_init_cfa_base): Do nothing if
2019 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2021 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2024 * var-tracking.c (canonicalize_vars_star): New.
2025 (dataflow_post_merge_adjust): Use it.
2027 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2030 * var-tracking.c (non_suitable_const): New function.
2031 (add_uses): For DEBUG_INSNs with constants, don't record any
2032 value, instead just the constant value itself.
2033 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2034 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2035 (emit_notes_in_bb): Likewise.
2036 (emit_note_insn_var_location): For onepart variables if
2037 cur_loc is a VOIDmode constant, use DECL_MODE.
2039 2010-03-18 Martin Jambor <mjambor@suse.cz>
2042 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2043 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2044 all non-clones. Moved call redirection...
2045 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2046 (cgraph_materialize_all_clones): Dispose of all
2047 combined_args_to_skip bitmaps.
2048 (verify_cgraph_node): Do not check for edges pointing to wrong
2049 nodes in inline clones.
2050 * tree-inline.c (copy_bb): Call
2051 cgraph_redirect_edge_call_stmt_to_callee.
2052 * ipa.c (cgraph_remove_unreachable_nodes): Call
2053 cgraph_node_remove_callees even when there are used clones.
2055 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2057 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2059 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2062 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2065 2010-03-18 Michael Matz <matz@suse.de>
2068 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2069 into sqrt(x) if we need to preserve signed zeros.
2071 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2072 Eric Botcazou <ebotcazou@adacore.com>
2074 PR rtl-optimization/43360
2075 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2076 note if we don't know its invariant status.
2078 2010-03-18 Michael Matz <matz@suse.de>
2080 PR tree-optimization/43402
2081 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2082 PHI chains of ssa names registered for update.
2084 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2087 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2088 non-offsettable and pre_modify update addressing.
2089 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2090 and "2" alternatives "#".
2091 (*movdd_softfloat32): Make all alternatives "#";
2092 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2093 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2094 (*movdf_softfloat32): Make all alternatives "#";
2095 (movdi): Use the new DIFD mode iterator to create a common splitter
2096 for movdi, movdf and movdd patterns.
2098 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2100 * common.opt (dumpdir): Remove redundant tab.
2102 2010-03-17 Martin Jambor <mjambor@suse.cz>
2104 PR tree-optimization/43347
2105 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2106 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2108 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2110 PR rtl-optimization/42216
2111 * regrename.c (create_new_chain): New function, broken out from...
2112 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2113 appending a use to an empty chain.
2114 (build_def_use): Remove previous changes that convert OP_INOUT to
2115 OP_OUT operands; instead detect the case where an OP_INOUT operand
2116 uses a previously untracked register and create an empty chain for it.
2118 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2120 * doc/extend.texi (Function Attributes): Rewrite unfinished
2121 sentence in ms_abi documentation.
2123 2010-03-17 Alan Modra <amodra@gmail.com>
2125 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2126 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2127 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2128 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2130 2010-03-16 Richard Henderson <rth@redhat.com>
2133 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2134 (lower_try_finally): Save and restore eh_seq around the expansion
2137 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2139 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2140 statements before splitting block.
2142 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2144 * doc/sourcebuild.texi (Testsuites): Fix markup.
2145 Use pathnames relative to gcc/testsuite.
2146 (Test Directives): Move description of how timeout is determined.
2147 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2148 (C Tests): Correct gcc.misc-tests directory.
2149 Framework tests now live in gcc.test-framework.
2151 2010-03-16 Richard Guenther <rguenther@suse.de>
2154 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2155 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2157 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2158 Alexandre Oliva <aoliva@redhat.com>
2160 PR tree-optimization/42917
2161 * lambda-code.c (remove_iv): Skip debug statements.
2162 (lambda_loopnest_to_gcc_loopnest): Likewise.
2163 (not_interesting_stmt): Debug statements are not interesting.
2165 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2169 * cselib.c (cselib_preserve_constants,
2170 cfa_base_preserved_val): New static variables.
2171 (preserve_only_constants): New function.
2172 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2173 clear its REG_VALUES. If cselib_preserve_constants, don't
2174 empty the whole hash table, but preserve there VALUEs with constants,
2175 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2176 (cselib_preserve_cfa_base_value): New function.
2177 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2178 (cselib_init): Change argument to int bitfield. Set
2179 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2181 (cselib_finish): Clear cselib_preserve_constants and
2182 cfa_base_preserved_val.
2183 * cselib.h (enum cselib_record_what): New enum.
2184 (cselib_init): Change argument to int.
2185 (cselib_preserve_cfa_base_value): New prototype.
2186 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2187 * dse.c (dse_step1): Likewise.
2188 * cfgcleanup.c (thread_jump): Likewise.
2189 * sched-deps.c (sched_analyze): Likewise.
2190 * gcse.c (local_cprop_pass): Likewise.
2191 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2192 If FN is non-NULL, call the callback always and whenever it returns
2193 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2194 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2195 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2196 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2197 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2198 * var-tracking.c: Include recog.h.
2199 (bb_stack_adjust_offset): Remove.
2200 (vt_stack_adjustments): Don't call it, instead just gather the
2201 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2202 (adjust_stack_reference): Remove.
2203 (compute_cfa_pointer): New function.
2204 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2205 (struct adjust_mem_data): New type.
2206 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2208 (get_address_mode): New function.
2209 (replace_expr_with_values): Use it.
2210 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2211 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2212 (adjust_sets): Remove.
2213 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2214 Use get_address_mode.
2215 (get_adjusted_src): Remove.
2216 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2217 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2218 (add_with_sets): Don't call adjust_sets.
2219 (fp_setter, vt_init_cfa_base): New functions.
2220 (vt_initialize): Change return type to bool. Move most of pool etc.
2221 initialization to the beginning of the function from end. Pass
2222 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2223 If !frame_pointer_needed, call vt_stack_adjustment before mos
2224 vector is filled, call vt_init_cfa_base if argp/framep has been
2225 eliminated to sp. If frame_pointer_needed and argp/framep has
2226 been eliminated to hard frame pointer, set
2227 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2228 encountering fp setter in the prologue. For MO_ADJUST, call
2229 log_op_type before pusing the op into mos vector, not afterwards.
2230 Call adjust_insn before cselib_process_insn/add_with_sets,
2231 call cancel_changes (0) afterwards.
2232 (variable_tracking_main_1): Adjust for vt_initialize calling
2233 vt_stack_adjustments and returning whether it succeeded or not.
2235 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2237 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2240 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2242 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2244 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2245 drap_reg has not been set.
2247 2010-03-15 Michael Matz <matz@suse.de>
2250 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2251 use it to expand block copies.
2252 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2253 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2254 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2256 2010-03-15 Richard Guenther <rguenther@suse.de>
2258 PR tree-optimization/43367
2259 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2262 2010-03-15 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/43317
2265 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2267 2010-03-15 Martin Jambor <mjambor@suse.cz>
2269 PR tree-optimization/43141
2270 * tree-sra.c (create_abstract_origin): New function.
2271 (modify_function): Call create_abstract_origin.
2273 2010-03-15 Chris Demetriou <cgd@google.com>
2275 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2278 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2281 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2282 call insert_out_of_ssa_copy for default definitions.
2284 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2286 * graphite-clast-to-gimple.c (my_long_long): Defined.
2287 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2288 * graphite-sese-to-poly.c (my_long_long): Defined.
2289 (scop_ivs_can_be_represented): Use it.
2291 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2293 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2294 graphite-max-bbs-per-function, and loop-block-tile-size.
2295 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2297 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2299 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2301 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2302 forward declaration.
2303 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2304 (add_upper_bounds_from_estimated_nit): New.
2305 (build_loop_iteration_domains): Use it.
2307 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2309 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2311 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2314 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2315 should be an INTEGER_CST. Also handle CASE_CONVERT.
2317 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2319 * graphite.c (graphite_initialize): To bound the number of bbs per
2320 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2321 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2322 * doc/invoke.texi: Document it.
2324 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2326 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2327 * graphite-sese-to-poly.h (build_poly_scop): Same.
2329 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2331 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2332 the number of parameters in the scop. Use as an upper bound
2333 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2334 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2335 * doc/invoke.texi: Document it.
2337 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2339 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2340 * doc/c-tree.texi: Remove.
2341 * doc/generic.texi: Merge c-tree.texi here.
2342 * doc/gccint.texi (Trees): Remove menu entry.
2343 (c-tree.texi): Remove @include.
2344 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2345 * doc/languages.texi (Reading RTL): Ditto.
2347 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2350 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2352 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2355 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2356 code added to work around reload clobbering CONST insns.
2358 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2360 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2361 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2362 (cselib_preserve_only_values): Remove retain argument, don't
2363 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2364 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2365 * var-tracking.c (micro_operation): Move insn field before union.
2366 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2367 (struct variable_tracking_info_def): Remove n_mos field, change
2368 mos into a vector of micro_operations.
2369 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2370 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2371 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2372 changing into a vector.
2373 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2374 come before all other uops generated by add_stores.
2375 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2377 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2378 a vector. Run just one pass over the bbs instead of separate counting
2379 and computation phase.
2380 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2383 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2384 into *nonlocalized_list vector.
2385 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2386 even if origin is non-NULL.
2387 (gen_variable_die): Likewise.
2388 (process_scope_var): Don't change origin.
2389 (gen_decl_die): Likewise.
2390 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2391 before adding new edges instead of after it, fix moving over
2394 2010-03-11 David S. Miller <davem@davemloft.net>
2396 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2398 * configure: Rebuild.
2400 2010-03-11 Martin Jambor <mjambor@suse.cz>
2402 PR tree-optimization/43257
2403 * tree.c (assign_assembler_name_if_neeeded): New function.
2404 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2406 * tree.h (assign_assembler_name_if_neeeded): Declare.
2407 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2408 the function if needed.
2410 2010-03-11 Chris Demetriou <cgd@google.com>
2412 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2413 include/stdint-gcc.h, and include/stdint.h world-readable.
2415 2010-03-11 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/43255
2418 * tree-vrp.c (process_assert_insertions_for): Do not insert
2419 asserts for trivial conditions.
2421 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2423 PR tree-optimization/43280
2424 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2425 generation. Move calculation of size out of the if branch.
2426 (find_bswap): Modify compare number generation.
2428 2010-03-11 Richard Guenther <rguenther@suse.de>
2431 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2432 (input_gimple_stmt): Fixup handled component types during
2433 operand read. Also fix up decls in ADDR_EXPRs.
2435 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2437 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2438 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2440 2010-03-10 Jan Hubicka <jh@suse.cz>
2443 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2444 * varasm.c (get_variable_section): Don't do that here...
2445 (make_decl_rtl): ... and here.
2446 (do_assemble_alias): Produce decl RTL.
2447 (assemble_alias): Likewise.
2449 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2452 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2453 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2455 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2456 (based_loc_descr): Only express drap or vdrap regno based expressions
2457 using DW_OP_fbreg when not optimizing.
2458 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2459 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2460 REG_CFA_SET_VDRAP note.
2462 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2464 PR tree-optimization/43236
2465 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2466 error in calculation of base address in reverse iteration case.
2467 (generate_builtin): Take number of latch executions if the statement
2470 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2473 * tree-eh.c: Include pointer-set.h.
2474 (lower_eh_dispatch): Filter out duplicate case labels and
2475 remove the unneeded edge when the label is unused. Return
2476 true when some edges are removed.
2477 (execute_lower_eh_dispatch): When any lowering resulted in
2478 removing an edge, also delete unreachable blocks.
2480 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2483 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2484 UNSPEC_MACHOPIC_OFFSET.
2486 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2489 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2490 (m68k_delegitimize_address): New function.
2492 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2495 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2498 * var-tracking.c (adjust_sets): New function.
2499 (count_with_sets, add_with_sets): Use it.
2500 (get_adjusted_src): New inline function.
2501 (add_stores): Use it.
2504 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2505 call cselib_dummy_expand_value_rtx_cb instead of
2506 cselib_expand_value_rtx_cb.
2509 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2510 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2511 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2512 and .cfi_endproc around the pic thunks.
2513 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2514 all queued unwind info register saves are saved before the call.
2515 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2516 considered as sp-=4 for unwind info and the pop as sp+=4 which
2517 also clobbers dest, but doesn't actually restore it.
2520 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2521 RTX_FRAME_RELATED_P.
2523 2010-03-09 Jie Zhang <jie@codesourcery.com>
2525 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2526 whitespaces in output template.
2528 2010-03-09 Jie Zhang <jie@codesourcery.com>
2530 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2533 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2535 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2536 builtins.exp in a separate job.
2538 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2540 * graphite-sese-to-poly.c (add_param_constraints): Use
2541 lower_bound_in_type and upper_bound_in_type.
2543 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2545 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2546 instead of unsigned_type_node.
2548 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2549 Reza Yazdani <reza.yazdani@amd.com>
2552 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2553 on pointer type parameters.
2555 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2559 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2560 handle conversions from pointer to integers.
2561 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2562 induction variable, to be able to work with code generated by CLooG.
2563 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2564 (build_poly_scop): Bail out if we cannot codegen a loop.
2566 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2568 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2569 code generation with gloog_error.
2571 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2573 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2574 Call fold_convert on all the returned values.
2575 (expand_scalar_variables_expr): Pass to
2576 expand_scalar_variables_ssa_name the type of the resulting expression.
2578 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2580 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2581 ppl_min_for_le_pointset.
2582 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2583 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2585 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2587 * graphite-dependences.c (map_into_dep_poly): Removed.
2588 (dependence_polyhedron_1): Use combine_context_id_scat.
2590 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2592 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2593 (struct poly_bb): Same.
2594 (combine_context_id_scat): New.
2596 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2599 * sese.c (name_defined_in_loop_p): Return false for default
2602 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2604 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2605 and clean up the logic.
2607 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2609 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2612 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2614 * var-tracking.c (remove_cselib_value_chains): Define only for
2616 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2617 delete_slot_part, emit_notes_for_differences_1): Don't call
2618 remove_cselib_value_chains here.
2619 (set_slot_part, emit_notes_for_differences_2): Don't call
2620 add_cselib_value_chains here.
2621 (preserved_values): New vector.
2622 (preserve_value): New function.
2623 (add_uses, add_stores, vt_add_function_parameters): Use it
2624 instead of cselib_preserve_value.
2625 (changed_values_stack): New vector.
2626 (check_changed_vars_0): New function.
2627 (check_changed_vars_1, check_changed_vars_2): Use it.
2628 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2629 changed_values_stack VALUEs.
2630 (vt_emit_notes): For all preserved_values call
2631 add_cselib_value_chains. If ENABLE_CHECKING call
2632 remove_cselib_value_chains before verifying value_chains is empty.
2633 Initialize and free changed_values_stack.
2634 (vt_initialize): Initialize preserved_values.
2635 (vt_finalize): Free preserved_values.
2637 2010-03-08 Richard Guenther <rguenther@suse.de>
2639 PR tree-optimization/43269
2640 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
2643 2010-03-08 Martin Jambor <mjambor@suse.cz>
2645 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
2646 (ipa_is_param_called): Removed.
2647 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
2648 (ipa_print_node_params): Do not print the called flag.
2649 (ipa_write_node_info): Do not stream the called flag.
2650 (ipa_read_node_info): Likewise.
2652 2010-03-07 Jakub Jelinek <jakub@redhat.com>
2655 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
2656 * cselib.c (struct expand_value_data): Add dummy field.
2657 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
2659 (cselib_dummy_expand_value_rtx_cb): New function.
2660 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
2662 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
2663 * var-tracking.c: Include pointer-set.h.
2664 (variable): Change n_var_parts to char from int. Add
2665 cur_loc_changed and in_changed_variables fields.
2666 (variable_canonicalize): Remove.
2667 (shared_var_p): New inline function.
2668 (unshare_variable): Maintain cur_loc_changed and
2669 in_changed_variables fields. If var was in changed_variables,
2670 replace it there with new_var. Just copy cur_loc instead of
2671 resetting it to something else.
2672 (variable_union): Don't recompute cur_loc. Use shared_var_p.
2673 (dataflow_set_union): Don't call variable_canonicalize.
2674 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
2675 of their DEBUG_EXPR_TREE_DECLs.
2676 (canonicalize_loc_order_check): Verify that cur_loc is NULL
2677 and in_changed_variables and cur_loc_changed is false.
2678 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
2679 and cur_loc_changed. Don't update cur_loc here.
2680 (variable_merge_over_src): Don't call variable_canonicalize.
2681 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
2682 removing loc that is equal to cur_loc, clear cur_loc,
2683 set cur_loc_changed and ensure variable_was_changed is called.
2684 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
2685 compare pointers in cur_loc check, if it is equal to loc,
2686 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
2687 (variable_different_p): Remove compare_current_location argument,
2688 don't compare cur_loc.
2689 (dataflow_set_different_1): Adjust variable_different_p caller.
2690 (variable_was_changed): If dv had some var in changed_variables
2691 already, reset in_changed_variables flag for it and propagate
2692 cur_loc_changed over to the new variable. On empty var
2693 always set cur_loc_changed. Set in_changed_variables on whatever
2694 var is added to changed_variables.
2695 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
2696 Use shared_var_p. When removing loc that is equal to cur_loc,
2697 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
2698 end, don't set it to something else, just call variable_was_changed.
2699 (delete_slot_part): Use shared_var_p. When cur_loc equals to
2700 loc being removed, clear cur_loc and set cur_loc_changed.
2701 Set cur_loc_changed if all locations have been removed.
2702 (struct expand_loc_callback_data): New type.
2703 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
2704 allocated. Always create SUBREGs if simplify_subreg failed.
2705 Prefer to use cur_loc, when that fails and still in
2706 changed_variables (and seen first time) recompute it. Set
2707 cur_loc_changed of variables which had to change cur_loc and
2708 compute elcd->cur_loc_changed if any of the subexpressions used
2709 had to change cur_loc.
2710 (vt_expand_loc): Adjust to pass arguments in
2711 expand_loc_callback_data structure.
2712 (vt_expand_loc_dummy): New function.
2713 (emitted_notes): New variable.
2714 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
2715 that weren't used for any other decl in current
2716 emit_notes_for_changes call call vt_expand_loc_dummy to update
2717 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
2718 first loc_chain location if NULL before. Always use just
2719 cur_loc instead of first loc_chain location. When cur_loc_changed
2720 is false, when not --enable-checking=rtl just don't emit any note.
2721 When rtl checking, compute the note and assert it is the same
2722 as previous note. Clear cur_loc_changed and in_changed_variables
2723 at the end before removing from changed_variables.
2724 (check_changed_vars_3): New function.
2725 (emit_notes_for_changes): Traverse changed_vars to call
2726 check_changed_vars_3 on each changed var.
2727 (emit_notes_for_differences_1): Clear cur_loc_changed and
2728 in_changed_variables. Recompute cur_loc of new_var.
2729 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
2730 (vt_emit_notes): Initialize and destroy emitted_notes.
2732 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
2734 PR rtl-optimization/42220
2735 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
2736 Use verify_reg_tracked to determine if we should use OP_OUT rather
2738 (build_def_use): If we see an in-out operand for a register that we
2739 know nothing about, treat is an output if possible, fail the block if
2742 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2745 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
2748 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2751 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
2752 uses of relevant DEFs that are dead outside the loop too.
2754 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
2756 * var-tracking.c (dataflow_set_merge): Swap src and src2.
2758 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2760 * var-tracking.c (values_to_unmark): New variable.
2761 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2762 values_to_unmark vector. Moved body to...
2763 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2764 instead queue it into values_to_unmark vector.
2765 (vt_find_locations): Free values_to_unmark vector.
2767 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
2769 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
2770 (site.exp): Export them when plugins are enabled.
2772 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
2775 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
2777 (chrec_fold_multiply): Same.
2779 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2782 * c-decl.c (build_compound_literal): Return early if init is
2785 2010-03-04 Martin Jambor <mjambor@suse.cz>
2787 PR tree-optimization/43164
2788 PR tree-optimization/43191
2789 * tree-sra.c (type_consists_of_records_p): Reject records with
2790 zero-size bit-fields at the end.
2792 2010-03-04 Mike Stump <mikestump@comcast.net>
2794 * Makefile.in (TAGS): Remove *.y.
2796 2010-03-04 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/40761
2799 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
2801 (my_rev_post_order_compute): New function.
2802 (init_pre): Call it.
2804 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
2807 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
2808 decrease the cost of an IV candidate when the cost is infinite.
2810 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2812 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
2813 Use '3DNow!' for the extension of that name, ensure normal space
2815 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2817 2010-03-03 Jeff Law <law@redhat.com>
2819 * PR middle-end/32693
2820 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
2821 than gen_rtx_SUBREG.
2822 (extract_bit_field_1): Likewise.
2824 2010-03-03 Janis Johnson <janis187@us.ibm.com>
2826 * doc/sourcebuild.texi (Test directives): Document that arguments
2827 include-opts and exclude-opts are now optional for dg-skip-if,
2828 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
2830 2010-03-03 Jason Merrill <jason@redhat.com>
2833 * cgraph.h (varpool_node): Add extra_name field.
2834 * varpool.c (varpool_extra_name_alias): New.
2835 (varpool_assemble_decl): Emit extra name aliases.
2836 (varpool_mark_needed_node): Look past an extra name alias.
2837 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
2838 * lto-streamer-in.c (lto_input_tree): Read it.
2839 * lto-streamer-out.c (output_unreferenced_globals): Write it.
2841 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
2843 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
2844 (sparc*-*-solaris2*): ...this.
2846 2010-03-03 Jakub Jelinek <jakub@redhat.com>
2849 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
2850 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
2851 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
2852 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
2855 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
2856 fallthrough to default handling, just with want_address 0 instead of 2.
2857 For single element lists, add_AT_loc directly, otherwise create an
2858 artificial variable DIE and stick location list to it.
2861 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
2862 (VAL_EXPR_HAS_REVERSE): Define.
2863 (reverse_op): New function.
2864 (add_stores): For reversible operations add an extra MO_VAL_USE.
2866 2010-03-02 Jason Merrill <jason@redhat.com>
2868 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
2870 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
2872 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
2873 (sparc64-*-linux*): Likewise.
2874 (sparc64-*-solaris2*): Include assembler files before linker ones.
2875 (sparc-*-solaris2*): Simplify and reorder to match previous case.
2876 * config/sparc/gas.h: Delete.
2877 * config/sparc/sol2-64.h: Add copyright notice.
2878 * config/sparc/sol2-gas-bi.h: Likewise.
2879 * config/sparc/sol2-gld.h: Likewise.
2880 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
2881 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
2882 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
2883 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
2884 (sparc_elf_asm_named_section): Rename into...
2885 (sparc_solaris_elf_asm_named_section): ...this. Always define.
2887 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
2889 * config/alpha/alpha.c (override_options): Fix -mtune error message.
2891 2010-03-02 Jeff Law <law@redhat.com>
2894 * reload1.c (rtx_p, substitute_stack): Declare.
2895 (substitute): Record addresses of changed rtxs.
2896 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
2897 Restore the original rtx when complete.
2898 (reload): Free subsitute_stack when complete.
2900 2010-03-02 Janis Johnson <janis187@us.ibm.com>
2902 * doc/gccint.texi (menu): Add Testsuites as a chapter.
2903 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
2905 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
2906 LTO Testing, gcov Testing, profopt Testing, compat Testing,
2907 Torture Tests): Change from subsection to section.
2909 2010-03-02 Jakub Jelinek <jakub@redhat.com>
2910 Steven Bosscher <steven@gcc.gnu.org>
2912 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
2915 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
2918 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
2919 the assignment from the new induction variable to the assignment
2920 of the value from the original loop PHI function.
2922 2010-03-01 Janis Johnson <janis187@us.ibm.com>
2923 Daniel Jacobowitz <dan@codesourcery.com>
2925 * doc/sourcebuild.texi (Test directives): Clarify options to
2928 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2930 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
2931 Disable cfi directives unless GCC and gas agree on using read-only
2932 .eh_frame sections for 64-bit.
2933 * configure: Regenerate.
2935 2010-03-01 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/43220
2938 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
2939 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
2941 2010-03-01 Richard Guenther <rguenther@suse.de>
2942 Martin Jambor <mjambor@suse.cz>
2945 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
2946 gimplified parameters.
2948 2010-03-01 Christian Bruel <christian.bruel@st.com>
2950 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
2952 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
2954 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
2956 2010-03-01 Richard Guenther <rguenther@suse.de>
2959 * expr.c (expand_assignment): Use the alias-oracle to tell
2960 if the rhs aliases the result decl.
2962 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2965 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
2966 to sol_gt_pch_get_address.
2967 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
2968 64-bit, SPARC and x86.
2969 (sol_gt_pch_get_address): New function.
2971 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
2973 * toplev.h (inform_n, error_n): Declare.
2974 * diagnostic.c (inform_n, error_n): New function.
2976 2010-03-01 Jakub Jelinek <jakub@redhat.com>
2978 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
2979 has no rtl yet when processing local_decls, queue it and recheck
2980 if deferred stack allocation hasn't assigned it rtl.
2982 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2984 * config/sh/sh.c (unspec_bbr_uid): New.
2985 (gen_block_redirect): Use it instead of INSN_UID.
2986 (gen_far_branch): Likewise.
2988 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
2990 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
2991 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
2993 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2995 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
2996 (Warning Options): -Wno-conversion-null is valid for
2997 Objective-C++ as well.
2998 * doc/tm.texi (Named Address Spaces): Likewise.
2999 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3000 * doc/tree-ssa.texi (Tree SSA): Likewise.
3002 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3005 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3006 by default. Don't set the default arch for
3007 i[34567]86-*-darwin*|x86_64-*-darwin*.
3009 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3012 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3013 default. Set the default 32bit/64bit archs with $with_arch
3014 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3016 2010-02-27 Richard Guenther <rguenther@suse.de>
3018 PR tree-optimization/43186
3019 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3020 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3021 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3022 unroller iterations.
3024 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3026 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3027 required and i[34567]86-*-* targets don't support 64bit ISA.
3029 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3032 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3035 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3037 * config.gcc: Set the default arch at least to Prescott for
3038 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3039 if SSE math is enabled.
3041 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3043 * diagnostic.c (diagnostic_initialize): Update.
3044 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3046 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3047 (diagnostic_inhibit_notes): New.
3048 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3050 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3053 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3054 * doc/standards.texi: Likewise.
3055 * doc/extend.texi: Likewise.
3056 * doc/trouble.texi: Likewise.
3057 * doc/cppopts.texi: Likewise.
3058 * doc/install.texi: Likewise.
3059 * c.opt (std=c90,std=gnu90): New options.
3060 * c-opts.c (c_common_handle_option): Handle them.
3062 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3065 * c-decl.c (undeclared_variable): Use an informative note.
3067 2010-02-26 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/43186
3070 * gimple.h (gimple_fold): Remove.
3071 * gimple.c (gimple_fold): Remove. Inline into single user ...
3072 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3073 Try harder for conditions.
3075 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3078 * function.c (used_types_insert): Don't skip through named pointer
3079 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3080 and it is different from the main variant's type.
3082 2010-02-26 Nick Clifton <nickc@redhat.com>
3084 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3086 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3088 * config.gcc: Support --with-fpmath=sse for x86.
3090 * config/i386/ssemath.h: New.
3092 * doc/install.texi (--with-fpmath=sse): Documented.
3094 2010-02-26 Richard Guenther <rguenther@suse.de>
3096 PR tree-optimization/43188
3097 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3098 vector types of over-aligned element type.
3100 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3103 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3104 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3106 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3108 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3110 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3112 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3113 * var-tracking.c: Include diagnostic.h.
3114 (debug_dv): New function.
3115 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3118 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3119 (add_value_chain, add_value_chains, remove_value_chain,
3120 remove_value_chains): Handle DEBUG_EXPRs.
3121 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3124 * regcprop.c (struct queued_debug_insn_change): New type.
3125 (struct value_data_entry): Add debug_insn_changes field.
3126 (struct value_data): Add n_debug_insn_changes field.
3127 (debug_insn_changes_pool): New variable.
3128 (free_debug_insn_changes, apply_debug_insn_changes,
3129 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3130 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3131 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3133 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3135 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3136 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3137 changes, call cprop_find_used_regs via note_stores.
3138 (copyprop_hardreg_forward): When copying vd from predecessor
3139 which has any queued DEBUG_INSN changes, make sure the pointers are
3140 cleared. At the end call df_analyze and then if there are any
3141 DEBUG_INSN changes queued at the end of some basic block for still
3142 live registers, apply them.
3143 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3145 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3147 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3150 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3152 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3153 targets. Set the default with_cpu/with_arch from arch/cpu.
3154 Allow x86-64 and native for with_cpu/with_arch.
3156 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3158 * ebitmap.c: Change calls to verify_popcount with calls to
3159 sbitmap_verify_popcount.
3160 (ebitmap_clear_bit): Fixed map->cacheindex test and
3161 map>cache update when bit clearing results in an empty
3164 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3167 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3168 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3169 and support both V2DF and V2DI modes.
3170 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3171 support both V2DF and V2DI modes.
3172 (general): Delete trailing whitespace from a few patterns.
3174 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3175 V2DF/V2DI interleave high/low builtins.
3177 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3180 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3181 interleave high/low functions.
3183 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3185 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3186 #pragma extern_prefix.
3188 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3191 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3192 BLKmode, assert op0 is a MEM and just adjust its mode.
3195 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3196 if bitpos isn't multiple of mode's bitsize.
3198 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3200 * c.opt (-ftemplate-depth=): New.
3201 (-ftemplate-depth-): Deprecate.
3202 * optc-gen.awk: Handle -ftemplate-depth=.
3203 * opth-gen.awk: Likewise.
3204 * c-opts.c (c_common_handle_option): Likewise.
3205 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3207 2010-02-24 Jason Merrill <jason@redhat.com>
3209 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3211 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3213 * cfg.c (alloc_aux_for_block): Remove inline.
3214 (alloc_aux_for_edge): Likewise.
3216 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3218 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3220 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3222 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3223 * config/i386/sol2-gas.h: New file.
3224 * config.gcc (i[34567]86-*-solaris2*): Use it.
3226 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3229 * c-typeck.c (ep_convert_and_check): New.
3230 (build_conditional_expr): Use it.
3231 (build_binary_op): Likewise.
3233 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3235 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3238 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3239 bounds even for -O+.
3240 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3241 expr needs to have DECL_NAME set.
3243 2010-02-24 Nick Clifton <nickc@redhat.com>
3245 * config/mep/mep.c: Include gimple.h.
3246 (mep_function_uses_sp): Delete unused function.
3247 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3248 parameters. Use unsigned integers to count args. Return a
3249 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3251 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3254 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3255 greater or equal to nelt instead of 2 * nelt.
3256 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3259 2010-02-23 Jason Merrill <jason@redhat.com>
3262 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3263 in cfun->local_decls even if they have register types.
3266 * stor-layout.c (place_field): Don't warn about unnecessary
3267 DECL_PACKED if the type is packed.
3269 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3272 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3273 GOTOFF relocs, even when the base reg isn't pic pointer.
3275 2010-02-23 Michael Matz <matz@suse.de>
3278 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3279 (expand_gimple_basic_block): Generate and use debug temps if there
3280 are debug uses left after the last real use of TERed ssa names.
3281 Unlink debug immediate uses when they are expanded.
3283 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3286 * config/i386/i386.c (override_options): Reorganise to provide
3287 better error messages.
3289 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3292 * graphite-scop-detection.c (create_single_exit_edge): Move
3293 the call to find_single_exit_edge to....
3294 (create_sese_edges): ...here. Don't handle multiple edges
3295 exiting the function.
3296 (build_graphite_scops): Don't handle multiple edges
3297 exiting the function.
3299 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3302 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3303 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3305 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3308 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3310 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3313 * c-typeck.c (convert_arguments): Print declaration location.
3314 * c-common.c (validate_nargs): Rename as
3315 builtin_function_validate_nargs.
3316 (check_builtin_function_arguments): Update.
3318 2010-02-22 Richard Guenther <rguenther@suse.de>
3321 * tree-inline.c (declare_return_variable): Use the type of
3322 the call stmt lhs if available.
3324 2010-02-22 Duncan Sands <baldrick@free.fr>
3326 * passes.c (register_pass): Always consider all pass lists when
3327 ref_pass_instance_number is zero.
3329 2010-02-22 Richard Guenther <rguenther@suse.de>
3331 PR tree-optimization/42749
3332 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3333 parameter. Do arithmetic in the original type.
3334 (update_accumulator_with_ops): Likewise.
3335 (adjust_accumulator_values): Adjust.
3337 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3339 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3340 (QI to BLKmode splitter): New splitter.
3342 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3344 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3345 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3347 2010-02-22 Richard Guenther <rguenther@suse.de>
3349 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3351 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3353 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3354 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3355 ($(T)crti.o, $(T)crtn.o): Remove rules.
3357 2010-02-21 Tobias Burnus <burnus@net-b.de>
3360 * doc/invoke.texi (-fassociative-math): Document that this
3361 option is automatically enabled for Fortran.
3363 2010-02-20 David S. Miller <davem@davemloft.net>
3365 * configure.ac: Test if linker and assembler properly support
3366 GOTDATA_OP relocations.
3367 * configure: Rebuild.
3368 * config.in: Likewise.
3369 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3370 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3371 (movsi_high_pic): Likewise.
3372 (movdi_lo_sum_pic): Likewise.
3373 (movdi_high_pic): Likewise.
3374 (movsi_pic_gotdata_op): New pattern.
3375 (movdi_pic_gotdata_op): Likewise.
3376 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3377 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3379 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3383 attribute to ssemul.
3384 (xop_mulv2div2di3_high): Ditto.
3386 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3389 * c.opt (Wconversion-null): New option.
3390 * doc/invoke.texi (Wconversion-null): Document.
3392 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3394 * common.opt (Wlarger-than-): Add Undocumented.
3396 2010-02-19 Mike Stump <mikestump@comcast.net>
3398 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3400 2010-02-19 Jason Merrill <jason@redhat.com>
3403 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3404 * configure: Likewise.
3406 2010-02-20 Alan Modra <amodra@gmail.com>
3409 * cgraph.h (cgraph_make_decl_local): Declare.
3410 * cgraph.c (cgraph_make_decl_local): New function.
3411 (cgraph_make_node_local): Use it.
3412 * cgraphunit.c (cgraph_function_versioning): Likewise.
3413 * ipa.c (function_and_variable_visibility): Likewise.
3415 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3418 * except.c (sjlj_emit_function_enter): Don't call
3419 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3421 * rtl.h (add_reg_br_prob_note): Remove prototype.
3423 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3426 * c-common.c (conversion_warning): Remove widening conversions
3427 before checking the conversion of integers to reals.
3429 2010-02-19 Mike Stump <mikestump@comcast.net>
3432 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3435 * cgraphunit.c (process_function_and_variable_attributes): Check
3436 DECL_PRESERVE_P instead of looking up attribute "used".
3437 * ipa-pure-const.c (check_decl): Likewise.
3438 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3439 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3440 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3441 instead of attribute "used".
3442 * config/sol2-c.c (solaris_pragma_init): Likewise.
3443 (solaris_pragma_fini): Likewise.
3445 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3447 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3448 Use XCNEW instead of xcalloc.
3449 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3450 XNEW instead of xmalloc.
3451 (get_fields): Use XNEWVEC instead of xmalloc.
3454 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3455 populate vars array.
3456 (create_new_general_access): For debug stmts just reset value.
3457 (get_stmt_accesses): For accesses within debug stmts just record them
3458 using add_access_to_acc_sites instead of preventing the peeling or
3459 counting them as accesses.
3462 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3464 2010-02-19 Richard Guenther <rguenther@suse.de>
3466 PR tree-optimization/42916
3467 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3470 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3472 * configure.ac: Replace all uses of changequote in macro arguments
3473 with proper quoting.
3475 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3478 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3480 2010-02-19 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/42944
3483 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3484 test for aliasing with errno.
3486 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3489 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3490 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3491 * dojump.c: Include output.h.
3492 (inv): New inline function.
3493 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3494 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3495 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3496 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3497 argument, pass it down to other calls.
3498 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3499 add REG_BR_PROB note to the conditional jump.
3500 * cfgexpand.c (add_reg_br_prob_note): Removed.
3501 (expand_gimple_cond): Don't call it, add the probability
3502 as last argument to jumpif_1/jumpifnot_1.
3503 * Makefile.in (dojump.o): Depend on output.h.
3504 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3506 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3507 * stmt.c (do_jump_if_equal): Likewise.
3508 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3509 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3510 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3512 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3513 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3514 jumpifnot_1 callers.
3515 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3517 (store_expr): Adjust jumpifnot caller.
3518 (store_constructor): Adjust jumpif caller.
3521 * gimplify.c (gimple_boolify): For __builtin_expect call
3522 gimple_boolify also on its first argument.
3524 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3526 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3528 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3529 * configure: Regenerated.
3531 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3533 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3534 lang_hooks.types_compatible_p instead of comptypes.
3536 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3538 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3539 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3540 if __prefer_thumb__ is defined.
3542 2010-02-18 Martin Jambor <mjambor@suse.cz>
3544 PR tree-optimization/43066
3545 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3546 array with zero-sized element type.
3548 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3550 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3551 rtx, allocate struct var_loc_node here and return it to the
3552 caller, and only if it is actually needed.
3553 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3554 move it earlier and return immediately if it returns NULL.
3556 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3558 * config/sparc/gas.h: New file. Restore
3559 TARGET_ASM_NAMED_SECTION to its ELF default.
3560 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3562 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3563 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3564 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3565 after sparc/sysv4.h.
3567 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3569 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3571 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3573 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3574 patterns from predicated pattern.
3576 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3579 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3580 for insn mnemonic suffix.
3582 2010-02-17 Richard Guenther <rguenther@suse.de>
3584 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3587 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3590 * caller-save.c (save_call_clobbered_regs): If BB ends with
3591 a DEBUG_INSN, move any notes in between last real insn and the last
3592 DEBUG_INSN after the last DEBUG_INSN.
3594 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3596 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3597 Fix return type. Fix argument type. Explain meaning of return value.
3599 2010-02-16 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/41043
3602 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3603 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3605 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3607 2010-02-16 Ira Rosen <irar@il.ibm.com>
3609 PR tree-optimization/43074
3610 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3611 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3612 vectorizable cycles in hybrid SLP check.
3613 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3615 2010-02-16 Richard Guenther <rguenther@suse.de>
3617 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3618 (true_dependence): If memrefs_conflict_p computes must-alias
3619 trust it. Move TBAA check after offset-based disambiguation.
3620 (canon_true_dependence): Likewise.
3622 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3624 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3625 * doc/invoke.texi: Document it.
3626 * var-tracking.c: Include toplev.h and params.h.
3627 (vt_find_locations): Return bool indicating success. Compute
3628 hash sizes unconditionally. Check new parameter, report.
3629 (variable_tracking_main_1): Check vt_find_locations results and
3630 retry. Renamed from...
3631 (variable_tracking_main): ... this. New wrapper to preserve
3632 flag_var_tracking_assignments.
3633 * Makefile.in (var-tracking.o): Adjust dependencies.
3635 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3636 Jakub Jelinek <jakub@redhat.com>
3639 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
3640 if weak_import attribute is present.
3641 * config/darwin.c (machopic_select_section): Likewise.
3643 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
3645 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
3646 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
3647 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
3648 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
3650 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
3653 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3656 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
3657 Rewrite text to refer to the names.
3659 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
3661 * config/i386/i386-builtin-types.def
3662 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
3663 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
3664 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
3665 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
3666 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
3667 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
3668 IX86_BUILTIN_VPERMIL2PS256.
3669 (MULTI_ARG_4_DF2_DI_I): Defined.
3670 (MULTI_ARG_4_DF2_DI_I1): Defined.
3671 (MULTI_ARG_4_SF2_SI_I): Defined.
3672 (MULTI_ARG_4_SF2_SI_I1): Defined.
3673 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
3674 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
3675 __builtin_ia32_vpermil2ps256.
3676 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3677 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3678 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
3679 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
3680 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
3681 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
3682 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
3683 CODE_FOR_xop_vpermil2v8sf3.
3684 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
3685 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
3686 * config/i386/xopintrin.h (_mm_permute2_pd): New.
3687 (_mm256_permute2_pd): New.
3688 (_mm_permute2_ps): New.
3689 (_mm256_permute2_ps): New.
3691 2010-02-15 Nick Clifton <nickc@redhat.com>
3693 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
3694 boolean parameters. Use emit_jump_insn when emitting a pop
3695 instruction containing a return insn.
3696 (push): Use 'true' rather than '1' as second parameter to F.
3697 (h8300_expand_prologue): Likewise.
3698 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
3699 (h8300_expand_epilogue): Likewise.
3701 2010-02-15 Richard Guenther <rguenther@suse.de>
3704 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
3707 2010-02-15 Nick Clifton <nickc@redhat.com>
3709 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
3712 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
3714 * intl.c (fake_ngettext): New function.
3715 * intl.h (fake_ngettext): Declare.
3716 (ngettext): Define macro.
3717 * collect2.c (notice_translated): New function.
3718 (main): Use notice_translated and ngettext.
3719 * collect2.h (notice_translated): Declare.
3721 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
3723 * reorg.c (delete_computation): Comment fixes.
3724 * caller-save.c (setup_save_areas): Idem.
3725 * sel-sched-dump.c (dump_lv_set): Idem.
3728 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3730 * config/s390/s390.c (s390_sched_init): New function.
3731 (TARGET_SCHED_INIT): Target hook defined.
3733 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
3734 Jack Howarth <howarth@bromo.med.uc.edu>
3735 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3738 Partial revert of unintended change in fix for PR41605.
3739 * config/darwin.h: Fix typo.
3740 * config/darwin9.h: Same.
3742 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3744 * c-pch.c (pch_init): Clear v.
3746 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3749 * graphite-scop-detection.c (graphite_can_represent_scev): Call
3750 graphite_can_represent_init for MULT_EXPR.
3752 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3756 * graphite-sese-to-poly.c (remove_phi): New.
3757 (translate_scalar_reduction_to_array): Call remove_phi.
3759 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3762 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
3763 * graphite-clast-to-gimple.h (gloog): Update declaration.
3764 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
3765 * graphite-poly.h (struct poly_bb): Add missing comments.
3766 (struct scop): Add poly_scop_p field.
3768 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
3769 * graphite.c (graphite_transform_loops): Build the polyhedral
3770 representation for each scop before code generation.
3771 * sese.c (rename_variables_in_operand): Removed.
3772 (rename_variables_in_expr): Return the renamed expression.
3773 (rename_sese_parameters): New.
3774 * sese.h (rename_sese_parameters): Declared.
3776 2010-02-11 Richard Guenther <rguenther@suse.de>
3778 PR tree-optimization/42998
3779 * tree-ssa-pre.c (create_expression_by_pieces): Treat
3780 POINTER_PLUS_EXPR properly.
3782 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
3783 Changpeng Fang <changpeng.fang@amd.com>
3786 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
3787 the cost of an IV candidate when the IV is used in a test against zero.
3789 * gcc.dg/tree-ssa/ivopts-3.c: New.
3791 2010-02-11 Richard Guenther <rguenther@suse.de>
3794 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
3795 pointer-vs-decl case by swapping refs. Handle some cases
3796 of pointer-vs-decl disambiguations more conservatively.
3797 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
3798 to false after expanding.
3800 2010-02-11 Richard Guenther <rguenther@suse.de>
3803 * gcc.c (process_command): Handle LTO file@offset case more
3806 2010-02-11 Jakub Jelinek <jakub@redhat.com>
3808 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
3809 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
3811 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
3813 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
3814 if MEM's mode size isn't DWARF2_ADDR_SIZE.
3815 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
3816 Optimize eq/ne comparisons when both arguments are known to be
3818 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
3819 Don't mask operands unnecessarily if they are known to be already
3822 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
3824 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
3827 2010-02-10 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/43017
3830 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
3831 for wrapping signed arithmetic.
3833 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3836 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
3837 if no debug info should be emitted for it.
3839 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3841 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
3842 note when flag_exceptions is set.
3844 2010-02-10 Duncan Sands <baldrick@free.fr>
3846 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
3848 2010-02-10 Richard Guenther <rguenther@suse.de>
3851 * tree.c (get_unwidened): Handle constants.
3852 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
3854 2010-02-10 Martin Jambor <mjambor@suse.cz>
3857 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
3858 check for variable argument counts independently.
3860 2010-02-10 Christian Bruel <christian.bruel@st.com>
3863 * config/sh/sh.c (find_barrier): Increase length for non delayed
3864 conditional branches.
3866 2010-02-10 Christian Bruel <christian.bruel@st.com>
3868 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
3870 2010-02-10 Jakub Jelinek <jakub@redhat.com>
3872 * builtins.c (set_builtin_user_assembler_name): Also handle
3873 ffs if int is smaller than word.
3875 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
3878 * ira-conflicts.c (get_dup): Remove.
3879 (process_reg_shuffles): Add new parameter. Use it as an
3880 additional guard for copy generation.
3881 (add_insn_allocno_copies): Rewrite.
3883 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
3885 * common.opt (fsched2-use-traces): Preserved for backward
3887 * doc/invoke.texi: Remove the documentation about option
3888 -fsched2-use-traces.
3889 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
3890 flag_sched2_use_traces.
3891 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
3892 the backward compatibility flag section.
3894 2010-02-09 Richard Guenther <rguenther@suse.de>
3896 PR tree-optimization/43008
3897 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
3898 make HEAP variables initialized from global memory if they
3899 are not known builtin functions.
3900 (find_func_aliases): Adjust.
3902 2010-02-09 Richard Guenther <rguenther@suse.de>
3904 PR tree-optimization/43000
3905 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
3906 arithmetic manually.
3908 2010-02-08 Jakub Jelinek <jakub@redhat.com>
3910 PR tree-optimization/42931
3911 * tree-loop-linear.c (try_interchange_loops): Don't call
3912 double_int_mul if estimated_loop_iterations failed.
3914 2010-02-08 Martin Jambor <mjambor@suse.cz>
3917 * tree-sra.c (build_accesses_from_assign): Do not mark in
3918 should_scalarize_away_bitmap if stmt has volatile ops.
3919 (sra_modify_assign): Do not process assigns piecemeal if if stmt
3922 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
3924 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
3926 2010-02-07 Adam Nemet <adambnmet@gmail.com>
3928 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
3931 2010-02-07 Andrew Pinski <pinskia@gmail.com>
3934 * df-core.c (df_finish_pass): Change type of saved_flags to int.
3936 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3939 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
3940 to unknown_dependence.
3941 (graphite_legal_transform_dr): Handle the unknown_dependence.
3942 (graphite_carried_dependence_level_k): Same.
3944 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
3946 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
3948 2010-02-07 Richard Guenther <rguenther@suse.de>
3951 * expr.c (get_inner_reference): Always initialize *pbitsize.
3953 2010-02-07 Richard Guenther <rguenther@suse.de>
3956 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
3957 new ARRAY_REFs on variable size element or minimal index arrays.
3959 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
3960 gimple_fold_indirect_ref.
3962 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
3965 * arm.c (arm_override_options): Just return if the user has specified
3966 an invalid fpu name.
3968 2010-02-03 Jason Merrill <jason@redhat.com>
3971 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
3972 i386_pe_maybe_record_exported_symbol.
3974 2010-02-05 Steve Ellcey <sje@cup.hp.com>
3977 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
3978 (pa_delegitimize_address): New function.
3980 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
3982 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
3983 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
3985 2010-02-05 Richard Guenther <rguenther@suse.de>
3988 * lto-streamer-in.c (get_resolution): Deal with references
3989 to undefined functions.
3991 2010-02-05 Richard Guenther <rguenther@suse.de>
3993 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
3994 (fold_const_aggregate_ref): Likewise.
3995 (ccp_fold_stmt): Substitute loads.
3996 (maybe_fold_reference): Verify types before substituting.
3998 (fold_gimple_assign): Unshare properly.
3999 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4001 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4003 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4004 for rs6000_gen_cell_microcode.
4006 2010-02-04 Richard Guenther <rguenther@suse.de>
4008 PR rtl-optimization/42952
4009 * dse.c (const_or_frame_p): Remove MEM handling.
4011 2010-02-04 Nick Clifton <nickc@redhat.com>
4013 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4014 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4015 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4016 (mn10300_asm_output_mi_thunk): New function.
4017 (mn10300_can_output_mu_thunk): New function.
4018 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4019 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4020 (FUNCTION_ARG): Delete incorrect comment.
4022 2010-02-03 Jason Merrill <jason@redhat.com>
4025 * fold-const.c (operand_equal_p): Handle erroneous types.
4027 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4029 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4031 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4033 PR rtl-optimization/42941
4034 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4037 2010-02-03 Jason Merrill <jason@redhat.com>
4040 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4042 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4045 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4046 (cselib_reset_table): Renamed from...
4047 (cselib_reset_table_with_next_value): ... this.
4048 (cselib_get_next_uid): Renamed from...
4049 (cselib_get_next_unknown_value): ... this.
4050 * cselib.c (next_uid): Renamed from...
4051 (next_unknown_value): ... this.
4052 (cselib_clear_table): Adjust.
4053 (cselib_reset_table): Adjust. Renamed from...
4054 (cselib_reset_table_with_next_value): ... this.
4055 (cselib_get_next_uid): Adjust. Renamed from...
4056 (cselib_get_next_unknown_value): ... this.
4057 (get_value_hash): Use hash.
4058 (cselib_hash_rtx): Likewise.
4059 (new_cselib_val): Adjust. Set and dump uid.
4060 (cselib_lookup_mem): Pass next_uid as hash.
4061 (cselib_subst_to_values): Likewise.
4062 (cselib_log_lookup): Dump uid.
4063 (cselib_lookup): Pass next_uid as hash. Adjust.
4064 (cselib_process_insn): Adjust.
4065 (cselib_init): Initialize next_uid.
4066 (cselib_finish): Adjust.
4067 (dump_cselib_table): Likewise.
4068 * dse.c (canon_address): Dump value uid.
4069 * print-rtl.c (print_rtx): Print value uid.
4070 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4072 (dv_uid): New function, sort of renamed from...
4073 (dv_htab_hash): ... this, reimplemented in terms of it and...
4074 (dv_uid2hash): ... this. New.
4075 (variable_htab_eq): Drop excess assertions.
4076 (tie_break_pointers): Removed.
4077 (canon_value_cmp): Compare uids.
4078 (variable_post_merge_New_vals): Print uids.
4079 (vt_add_function_parameters): Adjust.
4080 (vt_initialize): Reset table. Adjust.
4082 2010-02-03 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/42944
4085 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4086 (call_may_clobber_ref_p_1): Likewise. Properly handle
4087 malloc and calloc clobbering errno.
4089 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4091 * doc/invoke.texi: Fix name of sched1 dump.
4093 * opts.c (decode_options): Set flag_tree_switch_conversion
4094 only conditionally on optimize >= 2.
4096 * gcse.c: Assorted comment fixes in pass description.
4098 2010-02-03 Anthony Green <green@moxielogic.com>
4100 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4101 nop padding in order to maintain alignment of storage location of
4102 target function address.
4103 (moxie_trampoline_init): Store target function address at newly
4105 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4107 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4109 2010-02-03 Richard Guenther <rguenther@suse.de>
4112 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4114 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4116 * config.gcc: Reenable check for obsolete targets.
4117 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4118 mips-sgi-irix6.[0-4]*.
4120 2010-02-02 Nick Clifton <nickc@redhat.com>
4122 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4123 constant size of 4 as being the same as 0.
4124 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4125 can take values in the range 0..4.
4127 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4130 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4131 as _darwin10_Unwind_FindEnclosingFunction().
4132 * libgcc-libsystem.ver: New.
4134 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4137 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4138 implicitly set registers.
4140 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4142 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4143 (arm_override_options): Allow automatic selection of the thread
4144 pointer register if thumb2.
4145 (legitimize_pic_address): Improve code sequences for Thumb2.
4146 (arm_call_tls_get_addr): Likewise.
4147 (legitimize_tls_address): Likewise.
4148 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4149 (pic_load_addr_32bit): ... this. New named pattern.
4150 * thumb2.md (pic_load_addr_thumb2): Delete.
4151 (pic_load_dot_plus_four): Delete.
4152 (tls_load_dot_plus_four): New named pattern.
4154 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4157 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4158 Document fix for TLS bug.
4160 2010-01-31 Richard Guenther <rguenther@suse.de>
4162 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4163 conservatively correct.
4165 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4169 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4171 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4173 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4175 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4177 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4179 * config.gcc: Adjust order of makefile fragments for mingw targets.
4181 2010-01-31 Richard Guenther <rguenther@suse.de>
4184 * gimplify.c (gimplify_init_constructor): For volatile LHS
4185 initialize a temporary.
4187 2010-01-31 Matthias Klose <doko@ubuntu.com>
4189 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4191 * configure: Regenerate.
4193 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4195 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4196 the same alias set and their sizes different constantness.
4197 (aliasing_component_refs_p): Revert 2009-10-24 change.
4199 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4201 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4204 2010-01-29 Richard Guenther <rguenther@suse.de>
4206 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4207 Assert we successfully updated the call.
4209 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4211 PR rtl-optimization/42889
4212 * df.h (df_set_bb_dirty_nonlr): New prototype.
4213 * df-core.c (df_set_bb_dirty_nonlr): New function.
4214 * df-scan.c (df_insn_rescan): Call it instead of
4215 df_set_bb_dirty for DEBUG_INSNs.
4217 2010-01-29 Richard Guenther <rguenther@suse.de>
4220 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4221 quadratic behavior in most cases.
4223 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4227 in the call to gen_x86_movsicc_0_m1.
4229 2010-01-28 Richard Guenther <rguenther@suse.de>
4231 PR tree-optimization/42871
4232 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4234 2010-01-28 Richard Guenther <rguenther@suse.de>
4236 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4237 into call arguments.
4239 2010-01-28 Richard Guenther <rguenther@suse.de>
4242 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4243 the forwarder if the destination is an EH landing pad.
4245 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4247 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4248 block list passed to gimple_duplicate_sese_tail.
4249 (parallelize_loops): Avoid parallelization when the function
4251 Avoid parallelization when the preheader is IRREDUCIBLE.
4252 Try to optimize when estimated_loop_iterations_int is unresolved.
4253 Add the loop's location to the dump file.
4254 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4255 (gimple_duplicate_sese_tail): Remove the check for the latch.
4256 Redirect nexits to the exit block.
4257 Remove handling of the incoming edges to the latch.
4258 Redirect the backedge from the copied latch to the exit bb.
4260 2010-01-28 Michael Matz <matz@suse.de>
4263 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4264 Wrap force_reg into a sequence, emit it before user.
4266 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4268 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4270 (arm_legacy_rev): Likewise.
4271 (thumb_legacy_rev): Likewise.
4273 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4275 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4276 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4277 on MEM's address failed, try avoid_constant_pool_reference and
4278 recurse if it returned something different.
4279 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4280 address, try avoid_constant_pool_reference and recurse if it
4281 returned something different.
4282 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4283 address and avoid_constant_pool_reference returned something
4284 different, don't set have_address.
4286 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4289 * var-tracking.c (val_store): Add modified argument, obey it.
4291 (count_uses): Move down logging of main.
4292 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4293 don't need resolution.
4294 (emit_notes_in_bb): Likewise.
4296 2010-01-27 Richard Guenther <rguenther@suse.de>
4299 * tree-inline.c (remap_decl): Delay remapping of SSA name
4300 default definitions until we need them.
4302 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4304 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4305 (rs6000_delegitimize_address): New function.
4307 * config/s390/s390.c (s390_delegitimize_address): Call
4308 delegitimize_mem_from_attrs.
4311 * tree-inline.c (cannot_copy_type_1): Removed.
4312 (copy_forbidden): Don't forbid copying of functions containing
4313 records/unions with variable length fields.
4315 2010-01-27 Christian Bruel <christian.bruel@st.com>
4319 * config/sh/sh.c (find_barrier): Increase length for non delayed
4320 conditional branches.
4322 2010-01-27 Matthias Klose <doko@ubuntu.com>
4324 * configure.ac (gnu-unique-object): Fix ldd version check.
4325 * configure: Regenerate.
4327 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4329 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4331 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4332 Test for HAVE_GNU_AS value.
4334 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4336 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4337 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4338 INT64_TYPE): Define.
4339 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4340 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4341 INT_LEAST64_TYPE): Define.
4342 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4343 UINT_LEAST64_TYPE): Define.
4344 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4345 INT_FAST64_TYPE): Define.
4346 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4347 UINT_FAST64_TYPE): Define.
4348 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4349 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4350 (SIG_ATOMIC_TYPE): Define.
4352 2010-01-26 Richard Guenther <rguenther@suse.de>
4354 * df-scan.c (df_scan_set_bb_info): Remove assert.
4355 (df_insn_rescan_debug_internal): Merge asserts.
4356 (df_install_ref): Likewise.
4357 (df_mark_reg): Use bitmap_set_range.
4358 (df_hard_reg_used_p): Remove assert.
4359 (df_hard_reg_used_count): Likewise.
4361 2010-01-26 Richard Guenther <rguenther@suse.de>
4363 PR rtl-optimization/42685
4364 * web.c (web_main): Ignore DEBUG_INSNs.
4366 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4368 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4370 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4371 Fix types of fndecl and arglist parameters.
4373 2010-01-26 Richard Guenther <rguenther@suse.de>
4376 * tree-eh.c (unsplit_eh): Skip debug insns.
4378 2010-01-26 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/42250
4381 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4383 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4386 * omp-low.c (expand_omp_sections): Only use single_pred if
4387 l2_bb is single_pred_p.
4389 2010-01-25 Christian Bruel <christian.bruel@st.com>
4392 * config/sh/sh.c (find_barrier): Increase length for non delayed
4393 conditional branches.
4394 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4396 2010-01-24 David S. Miller <davem@davemloft.net>
4398 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4399 define if not using GAS.
4400 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4401 Likewise. Delete SECTION_MERGE code, which is only applicable
4404 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4407 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4408 mangling of va_list in system headers.
4410 2010-01-23 Toon Moene <toon@moene.org>
4412 * tree-predcom.c (combine_chains): Return NULL, not false.
4414 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4416 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4417 initialization of variable res to agree with return type.
4419 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4421 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4422 * tree-sra.c: Add include of expr.h.
4424 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4426 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4427 insert the debug stmt on the single non-EH edge from the stmt.
4429 2010-01-22 Richard Henderson <rth@redhat.com>
4432 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4433 the RHS until after generate_subtree_copies has insertted its
4434 code before the current statement.
4436 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4438 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4440 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4442 2010-01-21 Martin Jambor <mjambor@suse.cz>
4444 PR tree-optimization/42585
4445 * tree-sra.c (struct access): New field grp_total_scalarization.
4446 (dump_access): Dump the new field.
4447 (should_scalarize_away_bitmap): New variable.
4448 (cannot_scalarize_away_bitmap): Likewise.
4449 (sra_initialize): Allocate new bitmaps.
4450 (sra_deinitialize): Free new bitmaps.
4451 (create_access_1): New function.
4452 (create_access): Parts moved to create_access_1.
4453 (type_consists_of_records_p): New function.
4454 (completely_scalarize_record): Likewise.
4455 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4456 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4457 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4459 (analyze_all_variable_accesses): Completely scalarize small eligible
4462 2010-01-21 Martin Jambor <mjambor@suse.cz>
4464 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4466 2010-01-21 Andrew Haley <aph@redhat.com>
4468 * gcc.c (process_command): Move lang_specific_driver before
4469 setting cc_libexec_prefix.
4471 2010-01-21 Richard Guenther <rguenther@suse.de>
4474 * fold-const.c (negate_expr_p): Pretend only negative
4475 real constants are easily negatable.
4477 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4478 Jason Merrill <jason@redhat.com>
4480 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4481 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4482 * calls.c (initialize argument_information): Handle it.
4483 * c-common.c (handle_transparent_union_attribute): Use new name.
4484 * c-decl.c (finish_struct): Ditto.
4485 * c-typeck.c (type_lists_compatible_p): Ditto.
4486 (convert_for_assignment): Use new name and also handle record.
4487 * function.c (aggregate_value_p): Handle it.
4488 (pass_by_reference): Ditto.
4489 (assign_parm_data_types): Ditto.
4490 * print-tree.c (print_node): Ditto.
4491 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4492 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4493 * tree.c (first_field): New fn.
4495 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4498 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4499 even when linking statically, for now.
4501 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4504 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4505 without a cselib val.
4506 (count_uses): Accept MO_VAL_SET with no val on stores.
4507 (add_stores): Likewise.
4509 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4511 * var-tracking.c (check_value_val): Add a compile time assertion.
4512 (dv_is_decl_p): Simplify.
4513 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4514 gcc_assert if ENABLE_CHECKING.
4516 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4519 * var-tracking.c: Include tree-flow.h.
4520 (mem_dies_at_call): New.
4521 (dataflow_set_preserve_mem_locs): Use it.
4522 (dataflow_set_remove_mem_locs): Likewise.
4523 (dump_var): Renamed from dump_variable. Adjust all callers.
4524 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4525 * Makefile.in (var-tracking.o): Adjust deps.
4527 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4529 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4531 2010-01-20 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/42717
4534 * tree-ssa-dce.c (get_live_post_dom): Remove.
4535 (forward_edge_to_pdom): Take an arbitrary edge to copy
4536 degenerate PHI args from.
4537 (remove_dead_stmt): Use the first post-dominator even if it
4538 does not contain live statements as redirection destination.
4540 2010-01-20 Richard Guenther <rguenther@suse.de>
4542 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4544 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4546 * sel-sched.c (create_speculation_check): Remove set but not used
4548 (try_transformation_cache): Remove set but not used variable ds.
4549 (calculate_privileged_insns): Remove set but not used variables
4550 cur_insn and min_spec_insn.
4551 (find_best_expr): Remove set but not used variable avail_n.
4552 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4554 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4556 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4557 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4560 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4563 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4564 cpu types. Add support for *-sse3 cpu types.
4565 (x86_64-*-*): Ditto.
4567 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4570 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4571 argument, call initializer_constant_valid_p_1 instead of
4572 initializer_constant_valid_p, pass CACHE to it, return NULL
4573 immediately if first call returns NULL.
4574 (initializer_constant_valid_p_1): New function.
4575 (initializer_constant_valid_p): Use it.
4577 2010-01-20 Thomas Quinot <quinot@adacore.com>
4579 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4581 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4583 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4584 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4585 (loc_list_from_tree): Don't handle unsigned division. Handle
4586 signed modulo using DW_OP_{over,over,div,mul,minus}.
4587 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4588 modulo instead of signed.
4590 2010-01-20 DJ Delorie <dj@redhat.com>
4592 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4594 (h8300_emit_stack_adjustment): Propogate it.
4596 (h8300_expand_prologue): Likewise.
4597 (h8300_expand_epilogue): Likewise.
4599 2010-01-19 Michael Matz <matz@suse.de>
4601 PR tree-optimization/41783
4602 * tree-data-ref.c (toplevel): Include flags.h.
4603 (dump_data_dependence_relation): Also dump the inputs if the
4604 result will be unknown.
4605 (split_constant_offset_1): Look through some conversions.
4606 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4607 the offset from last element is too large.
4608 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4609 (reassociate_to_the_same_stmt): Handle vector registers.
4610 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4612 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4613 wide_prolog_niters argument, emit widening instructions.
4614 (vect_do_peeling_for_alignment): Adjust caller, use widened
4615 variant of the iteration cound.
4616 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4618 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4621 * config/arm/neon-testgen.m (emit_automatics): New parameter
4622 features. Adjust for Fixed_return_reg feature.
4623 (test_intrinsic): Call emit_automatics with new feature.
4624 * config/arm/neon.ml: Update copyright years.
4625 (features): New Fixed_return_reg feature.
4626 (ops): Update feature for Vget_low.
4628 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4630 PR tree-optimization/42719
4631 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4635 * fwprop.c (all_uses_available_at): Return false if def_set dest
4636 is a REG that is used in def_insn.
4638 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
4640 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
4642 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
4645 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
4647 * target.h (struct gcc_target) <secondary_reload>: Change type
4648 of last argument to secondary_reload_info *.
4650 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
4653 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
4654 memory references with unaligned offsets. Remove CQImode handling.
4655 (unaligned_memory_operand): Return 1 for memory references with
4656 unaligned offsets. Remove CQImode handling.
4658 2010-01-18 Richard Guenther <rguenther@suse.de>
4661 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
4664 2010-01-18 Richard Guenther <rguenther@suse.de>
4666 PR tree-optimization/42781
4667 * tree-ssa-structalias.c (find_what_var_points_to): Skip
4668 restrict processing only if the original variable was artificial.
4670 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
4672 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
4673 find number of popped argument bytes.
4675 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
4676 Fix the text that describes the return value for invalid insns.
4678 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
4680 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
4681 Clarify what 'cost of the -dependence' is. Fix quoting.
4683 * toplev.c (default_get_pch_validity): Rename argument to "sz".
4684 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
4686 2010-01-17 Jakub Jelinek <jakub@redhat.com>
4688 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4689 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
4691 2010-01-17 Richard Guenther <rguenther@suse.de>
4694 * function.c (split_complex_args): Take a VEC to modify.
4695 (assign_parms_augmented_arg_list): Build a VEC instead of
4696 a chain of PARM_DECLs.
4697 (assign_parms_unsplit_complex): Take a VEC of arguments.
4698 Do not fixup unmodified parms.
4699 (assign_parms): Deal with the VEC.
4700 (gimplify_parameters): Likewise.
4702 2010-01-17 Richard Guenther <rguenther@suse.de>
4704 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
4705 node existence check.
4706 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
4707 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
4708 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4709 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
4710 (gimple_execute_on_growing_pred): Likewise.
4712 2010-01-17 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/42773
4715 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
4716 (compute_antic_aux): Likewise.
4717 (compute_partial_antic_aux): Likewise.
4719 2010-01-17 Jie Zhang <jie.zhang@analog.com>
4722 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
4725 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
4727 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
4730 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
4731 Fix markup for strict argument.
4733 (TARGET_SCHED_REORDER2): Fix argument types.
4735 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
4736 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
4738 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
4739 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
4741 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
4744 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
4745 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
4746 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
4747 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
4748 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
4750 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
4752 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
4754 (TARGET_ASM_RELOC_RW_MASK): Add return type.
4755 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
4757 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
4759 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
4762 (TARGET_ASM_NAMED_SECTION): Fix argument list.
4764 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
4765 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
4767 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
4769 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
4771 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
4772 referring to it. Fix language.
4774 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
4776 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
4778 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
4780 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
4782 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
4783 '@var{stream}. Remove stray 'and'.
4785 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
4787 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
4789 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
4791 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
4792 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
4794 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
4795 Fix description of return value.
4796 Rename argument "sz" to "len."
4798 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
4799 Clarify meaning of 'true' return value.
4801 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
4803 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
4804 rep_mode versus mode_rep.
4806 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
4808 (TARGET_BUILTIN_DECL): Fix name.
4810 (TARGET_COMMUTATIVE_P): Fix type of first argument.
4812 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
4814 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
4816 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
4818 (TARGET_RELAXED_ORDERING): Use @deftypevr.
4820 (TARGET_GET_DRAP_RTX): Note that this is a hook.
4823 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
4824 Rename argument tm_fn to md_fn.
4826 (TARGET_OPTION_PRINT): Fix argument list.
4828 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
4831 * config/i386/i386.c (ix86_fixup_binary_operands):
4832 Revert FMA4 fixup of operands.
4834 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4837 * Makefile.in (write_entries_to_file, install-plugin):
4838 Use \012 instead of \n with tr.
4840 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
4842 * configure.ac (HAVE_AS_REF): New C macro.
4843 * configure: Regenerate.
4844 * config.in: Likewise.
4845 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
4847 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
4850 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
4852 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
4854 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
4856 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
4858 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
4860 (TARGET_IN_SMALL_DATA_P): Fix argument type.
4862 (TARGET_BINDS_LOCAL_P): Fix argument type.
4864 (TARGET_ASM_FILE_END): Use prototype.
4866 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
4868 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
4870 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
4872 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
4874 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
4875 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
4877 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
4878 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
4880 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
4881 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4882 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
4883 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4885 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
4887 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
4889 (TARGET_INIT_BUILTINS): Use prototype.
4891 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4892 Put 'const char *' in braces. Fix parameter types.
4893 (TARGET_INVALID_CONVERSION): Fix parameter types.
4894 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
4895 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
4897 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
4900 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
4902 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
4904 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
4906 * doc/tm.texi (TARGET_HELP): Fix return type.
4908 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
4909 in braces. Fix argument types.
4911 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
4913 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
4915 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
4917 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
4918 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
4920 (TARGET_MANGLE_TYPE): Fix argument types.
4922 (TARGET_IRA_COVER_CLASSES): Use prototype.
4924 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
4926 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
4928 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
4930 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
4932 (TARGET_CALLEE_COPIES): Fix argument types.
4934 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
4936 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
4938 (TARGET_FUNCTION_VALUE): Fix argument types.
4940 (TARGET_RETURN_IN_MSB): Fix argument type.
4942 (TARGET_RETURN_IN_MEMORY): Fix argument types.
4944 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
4946 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
4948 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
4949 agree with return type.
4951 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
4953 2010-01-15 Jing Yu <jingyu@google.com>
4955 PR rtl-optimization/42691
4956 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
4957 a pseudo to a constant and are merged, and adjust comments.
4959 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
4961 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
4963 2010-01-15 Richard Guenther <rguenther@suse.de>
4966 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
4967 labels of computed or non-local gotos to the destination.
4968 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
4969 landing pad label is the first label.
4971 2010-01-15 Richard Guenther <rguenther@suse.de>
4973 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
4975 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4978 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
4979 to allow generation of the xssqrtdp instruction on power7.
4980 (sqrtdf2_fpr): Ditto.
4982 2010-01-14 Jakub Jelinek <jakub@redhat.com>
4985 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
4986 functions with noreturn attribute.
4989 * varasm.c (declare_weak): Add weak attribute to decl if it
4990 doesn't have one already.
4991 (assemble_external): Only add decls to weak_decls if they also
4992 have weak attribute.
4994 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
4996 * var-tracking.c (var_reg_delete): Don't delete the association
4997 between REGs and values or one-part variables if the register
5000 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5003 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5004 because its first operand is a non-localized variable.
5006 2010-01-14 Martin Jambor <mjambor@suse.cz>
5008 PR tree-optimization/42706
5009 * tree-sra.c (encountered_recursive_call): New variable.
5010 (encountered_unchangable_recursive_call): Likewise.
5011 (sra_initialize): Initialize both new variables.
5012 (callsite_has_enough_arguments_p): New function.
5013 (scan_function): Call decl and flags check only for IPA-SRA, check
5014 whether there is a recursive call and whether it has enough arguments.
5015 (all_callers_have_enough_arguments_p): New function.
5016 (convert_callers): Look for recursive calls only when
5017 encountered_recursive_call is set.
5018 (ipa_early_sra): Bail out either if
5019 !all_callers_have_enough_arguments_p or
5020 encountered_unchangable_recursive_call.
5022 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5024 * sel-sched.c: Add 2010 to copyright years.
5025 * sel-sched-ir.c: Likewise.
5026 * sel-sched-ir.h: Likewise.
5028 2010-01-14 Martin Jambor <mjambor@suse.cz>
5030 PR tree-optimization/42714
5031 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5032 constructors specially.
5034 2010-01-14 Andi Kleen <ak@linux.intel.com>
5036 * config/i386/drivers-i386.c (detect_caches_intel):
5037 Add l2sizekb parameter and fill in.
5038 (host_detect_local_cpu): Add l2sizekb, fill in.
5039 Add Atom small cache heuristic.
5041 2010-01-14 Andi Kleen <ak@linux.intel.com>
5043 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5044 Add level3 parameter and fill in.
5045 (detect_caches_intel): Handle level3 cache.
5047 2010-01-14 Andi Kleen <ak@linux.intel.com>
5049 * config/i386/drivers-i386.c (host_detect_local_cpu):
5050 Fix core duo detection.
5052 2010-01-14 Andi Kleen <ak@linux.intel.com>
5054 * config/i386/drivers-i386.c (host_detect_local_cpu):
5057 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5059 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5060 (rs6000_variable_issue_1): this. Use...
5061 (rs6000_variable_issue): here. Reimplement. Print debug info.
5063 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5065 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5066 sel_restore_notes. Update all callers. Call reemit_notes
5069 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5071 PR rtl-optimization/42246
5072 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5075 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5077 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5078 all successors is the same as number of successors in current region.
5080 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5082 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5083 to rename is not separable. Otherwise check that its LHS is not NULL.
5085 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5087 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5089 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5091 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5092 available registers when failed to discover LHS register class.
5093 Fix indentation. Update comment.
5095 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5096 Alexander Monakov <amonakov@ispras.ru>
5098 PR rtl-optimization/42389
5099 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5101 (advance_state_on_fence): Likewise.
5102 (sel_target_adjust_priority): Print debug output only when
5103 sched_verbose >= 4, not 2.
5104 (get_expr_cost): Do not issue all unique insns on the next cycle.
5105 (fill_insns): Initialize can_issue_more from the value saved
5107 * sel-sched-ir.c (flist_add): New parameter issue_more.
5108 Init FENCE_ISSUE_MORE with it.
5109 (merge_fences): Likewise.
5110 (init_fences): Update call to flist_add.
5111 (add_to_fences, add_clean_fence_to_fences)
5112 (add_dirty_fence_to_fences): Likewise.
5113 (move_fence_to_fences): Update call to merge_fences.
5114 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5116 * sel-sched-ir.h (struct _fence): New field issue_more.
5117 (FENCE_ISSUE_MORE): New accessor macro.
5119 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5121 PR rtl-optimization/42388
5122 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5123 that have no predecessors nor successors. Do not call move_bb_info
5124 for empty blocks outside of current region.
5126 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5128 PR rtl-optimization/42294
5129 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5130 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5131 originators' originators.
5133 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5135 PR rtl-optimization/39453
5136 PR rtl-optimization/42246
5137 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5139 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5141 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5142 Alexander Monakov <amonakov@ispras.ru>
5145 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5146 (maybe_tidy_empty_bb): ... here. Make static. Add new
5147 argument. Update all callers.
5148 (tidy_control_flow): ... and here. Recompute topological order
5149 of basic blocks in region if necessary.
5150 (sel_redirect_edge_and_branch): Change return type. Return true
5151 if topological order might have been invalidated.
5152 (purge_empty_blocks): Export and move from...
5153 * sel-sched.c (purge_empty_blocks): ... here.
5154 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5155 (maybe_tidy_empty_bb): Delete prototype.
5156 (purge_empty_blocks): Declare.
5158 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5160 PR rtl-optimization/42249
5161 * sel-sched.c (try_replace_dest_reg): When chosen register
5162 and original register is the same, do not bail out early, but
5163 still check all original insns for validity of replacing destination
5164 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5167 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5170 Port from no-undefined-overflow branch:
5171 2009-03-09 Richard Guenther <rguenther@suse.de>
5173 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5175 2010-01-14 Richard Guenther <rguenther@suse.de>
5178 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5180 2010-01-14 Ira Rosen <irar@il.ibm.com>
5182 PR tree-optimization/42709
5183 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5184 as scalar type in creation of constant vector operand.
5186 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5189 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5190 (check-parallel-%): Match `testsuite' directory component only
5193 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5195 PR translation/39521
5196 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5199 2010-01-13 Richard Guenther <rguenther@suse.de>
5201 PR tree-optimization/42730
5202 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5205 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5208 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5209 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5212 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5214 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5215 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5216 ___umulsi3_highpart.
5218 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5219 rather than schedule_insns if the pass is enabled.
5221 2010-01-13 Martin Jambor <mjambor@suse.cz>
5223 PR tree-optimization/42704
5224 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5227 2010-01-13 Martin Jambor <mjambor@suse.cz>
5229 PR tree-optimization/42703
5230 * tree-sra.c (analyze_access_subtree): Check that we can build a
5231 reference to the original data within the aggregate.
5233 2010-01-13 Richard Guenther <rguenther@suse.de>
5235 PR tree-optimization/42705
5236 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5238 2010-01-13 Richard Guenther <rguenther@suse.de>
5241 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5243 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5246 * var-tracking.c (values_to_unmark): New variable.
5247 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5248 values_to_unmark vector. Moved body to...
5249 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5250 instead queue it into values_to_unmark vector.
5251 (vt_find_locations): Free values_to_unmark vector.
5253 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5255 * config/s390/s390.c (override_options): Set
5256 default of max-pending-list-length to 256
5258 2010-01-13 Richard Guenther <rguenther@suse.de>
5261 * tree-pass.h (PROP_gimple_lcx): New.
5262 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5263 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5264 before the final cleanup_eh.
5265 (dump_properties): Dump PROP_gimple_lcx.
5266 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5267 (tree_lower_complex_O0): Remove.
5268 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5269 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5270 tree_lower_complex, schedule TODO_update_ssa.
5271 * lto-streamer-out.c (output_function): Stream the functions
5273 * lto-streamer-in.c (input_function): Likewise.
5274 (lto_read_body): Do not override them here.
5276 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5279 * c-typeck.c (build_c_cast): Fold value cast to union type before
5280 wrapping it in a CONSTRUCTOR.
5282 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5284 PR rtl-optimization/42699
5285 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5288 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5290 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5291 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5292 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5293 SUBTARGET_WARN_UNUSED_SPEC): ... here
5294 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5296 2010-01-12 Julian Brown <julian@codesourcery.com>
5298 * config/arm/neon-schedgen.ml (Utils): Don't try to
5299 open missing module.
5300 (find_with_result): New.
5302 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5305 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5306 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5308 PR tree-optimization/42645
5309 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5310 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5311 decl_map, set processing_debug_stmt to -1 and return name without
5314 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5316 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5317 binutils version, and reword target configuration description.
5319 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5321 * config/avr/avr.h (LINKER_NAME): Remove.
5323 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5326 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5327 that support VSX, warn for -mno-altivec if vsx is not disabled,
5330 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5331 Shujing Zhao <pearly.zhao@oracle.com>
5333 PR translation/42469
5334 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5335 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5336 character between option name and help text.
5337 * c.opt (imultilib): Likewise.
5339 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5341 * lto-streamer-out.c (output_unreferenced_globals): Output static
5344 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5346 PR rtl-optimization/42621
5347 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5348 optimizing for size.
5349 (duplicate_computed_gotos): Remove now-redundant check.
5351 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5354 * configure.ac: Save and restore LDFLAGS and LIBS
5355 * configure: Regenerate.
5357 2010-01-10 Richard Guenther <rguenther@suse.de>
5360 * builtins.c (fold_builtin_strlen): Add type argument and
5361 convert the resulting length to it.
5362 (fold_builtin_1): Adjust.
5364 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5366 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5367 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5369 (num_insns_constant_wide): Adjust for that change.
5371 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5374 * web.c (union_defs): Add used argument, to combine uses of
5376 (entry_register): Adjust type and tests of used argument.
5377 (web_main): Widen used for new use. Pass it to union_defs.
5378 * df.h (union_defs): Adjust prototype.
5380 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5383 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5384 uses in new incoming argument. Free body.
5385 (reset_debug_uses_in_loop): New.
5386 (analyze_insn_to_expand_var): Call the latter if the former found
5387 anything. Fix whitespace. Reject invalid dest overlaps before
5388 going through all insns in the loop.
5390 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5393 * haifa-sched.c (dying_use_p): Debug insns don't count.
5395 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5398 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5399 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5400 (verify_gimple_call): Reject LHS in noreturn calls.
5402 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5406 * tree-vect-loop-manip.c (adjust_info): New type.
5407 (adjust_vec): New pointer to vector.
5408 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5409 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5410 (slpeel_update_phis_for_duplicate_loop): Use them.
5411 (slpeel_update_phi_nodes_for_guard1): Likewise.
5412 (slpeel_update_phi_nodes_for_guard2): Likewise.
5413 (slpeel_tree_peel_loop_to_edge): Likewise.
5414 (vect_update_ivs_after_vectorizer): Likewise.
5416 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5418 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5419 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5421 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5423 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5424 bogus uninitialized warning.
5426 2010-01-09 Richard Guenther <rguenther@suse.de>
5429 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5430 the evolution is compatible with the initial condition.
5432 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5434 * gcc.c (process_command): Update copyright notice dates.
5435 * gcov.c (print_version): Likewise.
5436 * gcov-dump.c (print_version): Likewise.
5437 * mips-tfile.c (main): Likewise.
5438 * mips-tdump.c (main): Likewise.
5440 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5443 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5445 (rotlhi3_8): Delete.
5447 (rotlsi3_8): Delete.
5448 (rotlsi3_16): Delete.
5449 (rotlsi3_24): Delete.
5451 (*rotw<mode>3): New.
5452 (*rotb<mode>3): New.
5453 * config/avr/avr.c (avr_rotate_bytes): New function.
5454 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5456 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5459 * configure.ac: Modify -rdynamic check.
5460 * configure: Regenerate.
5462 2010-01-08 DJ Delorie <dj@redhat.com>
5464 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5465 register popping order.
5467 2010-01-08 Richard Guenther <rguenther@suse.de>
5470 * c.opt (fsigned-char): Also let LTO handle this option.
5471 (funsigned-char): Likewise.
5473 2010-01-07 Richard Guenther <rguenther@suse.de>
5475 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5476 (gimple_op): Likewise.
5477 (gimple_op_ptr): Likewise.
5478 (gimple_assign_set_lhs): Remove gcc_assert.
5479 (gimple_assign_set_rhs1): Likewise.
5480 (gimple_assign_set_rhs2): Likewise.
5481 (gimple_call_set_lhs): Likewise.
5482 (gimple_call_set_fn): Likewise.
5483 (gimple_call_set_fndecl): Likewise.
5484 (gimple_call_fndecl): Likewise.
5485 (gimple_call_return_type): Likewise.
5486 (gimple_call_set_chain): Likewise.
5487 (gimple_call_num_args): Likewise.
5488 (gimple_call_set_arg): Likewise.
5489 (gimple_cond_set_code): Likewise.
5490 (gimple_cond_set_lhs): Likewise.
5491 (gimple_cond_set_rhs): Likewise.
5492 (gimple_cond_set_true_label): Likewise.
5493 (gimple_cond_set_false_label): Likewise.
5494 (gimple_label_set_label): Likewise.
5495 (gimple_goto_set_dest): Likewise.
5496 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5497 (gimple_debug_bind_get_value): Likewise.
5498 (gimple_debug_bind_get_value_ptr): Likewise.
5499 (gimple_debug_bind_set_var): Likewise.
5500 (gimple_debug_bind_set_value): Likewise.
5501 (gimple_debug_bind_reset_value): Likewise.
5502 (gimple_debug_bind_has_value_p): Likewise.
5503 (gimple_return_retval_ptr): Remove gcc_assert.
5504 (gimple_return_retval): Likewise.
5505 (gimple_return_set_retval): Likewise.
5506 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5507 (safe_referenced_var_iterator): Remove.
5508 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5509 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5510 (fill_referenced_var_vec): Remove.
5511 (first_readonly_imm_use): Remove redundant gcc_assert.
5512 (phi_arg_index_from_use): Combine gcc_asserts.
5513 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5514 (first_imm_use_stmt): Remove redundant gcc_assert.
5515 * tree-cfg.c (verify_gimple_call): Verify function and chain
5516 operands. Verify arguments.
5517 (verify_types_in_gimple_stmt): Verify condition code and labels.
5519 2010-01-07 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/42641
5522 * sese.c (rename_map_elt_info): Use the SSA name version, do
5525 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5527 PR tree-optimization/42625
5528 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5529 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5531 2010-01-07 Duncan Sands <baldrick@free.fr>
5533 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5535 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5538 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5539 note itself is not function_invariant_p.
5541 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5543 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5544 Do not add the DF_NOTE problem.
5545 * store-motion.c (execute_rtl_store_motion): Likewise.
5547 2010-01-07 Martin Jambor <mjambor@suse.cz>
5549 PR tree-optimization/42157
5550 * tree-sra.c (compare_access_positions): Stabilize sort if both
5551 accesses have integer types, return zero immediately if they are the
5554 2010-01-06 Richard Henderson <rth@redhat.com>
5557 * haifa-sched.c (add_to_note_list): Merge into ...
5558 (concat_note_lists): ... here, and ...
5559 (unlink_other_notes, rm_other_notes): Merge into...
5560 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5561 NOTE_INSN_EPILOGUE_BEG.
5563 2010-01-06 Richard Guenther <rguenther@suse.de>
5565 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5566 not inline regular functions into always-inline functions.
5568 2010-01-06 Nick Clifton <nickc@redhat.com>
5570 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5571 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5573 (OVERRIDE_OPTIONS): Delete.
5574 (OPTIMIZATION_OPTIONS): Define.
5575 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5576 * config/rx/rx.c (rx_handle_option): Issue an error message if
5577 -mcpu=rx200 and -fpu are used together.
5578 (rx_set_optimization_options): New function. Issue an error
5579 message if an optimization attribute attempts to reset the FPU/
5580 math optimization pairing.
5581 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5582 * config/rx/rx.opt: Set the default to 32-bit doubles.
5583 * config/rx/t-rx: Add multilibs for -nofpu option.
5584 * doc/invoke.texi: Update documentation of RX options.
5586 2010-01-06 Richard Guenther <rguenther@suse.de>
5588 * tree-ssa-pre.c (name_to_id): New global.
5589 (alloc_expression_id): Simplify SSA name handling.
5590 (lookup_expression_id): Likewise.
5591 (init_pre): Zero name_to_id.
5592 (fini_pre): Free it.
5594 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5596 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5598 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/sse.md (smaxv2di3): New.
5602 (umaxv2di3): Likewise.
5603 (sminv2di3): Likewise.
5604 (uminv2di3): Likewise.
5606 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5609 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5610 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5611 (legitimize_tls_address): Likewise.
5612 (sparc_tls_referenced_p): Likewise.
5613 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5614 and adjust calls to legitimize_pic_address.
5615 (legitimate_constant_p) Use sparc_tls_referenced_p.
5616 (legitimate_pic_operand_p): Likewise.
5617 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5618 (sparc_tls_symbol_ref_1): Delete.
5619 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5620 (legitimize_tls_address): Make static, handle CONST patterns.
5621 (legitimize_pic_address): Make static, remove unused parameter and
5622 adjust recursive calls.
5623 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5624 and adjust call to legitimize_pic_address.
5625 (sparc_output_mi_thunk): Likewise.
5627 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5628 H.J. Lu <hongjiu.lu@intel.com>
5631 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5632 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5633 operands to make them signed.
5636 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5639 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5640 GTU to GT for V4SI and V2DI.
5642 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5643 (umin<mode>3): Removed.
5645 (uminv4si3): Likewise.
5647 2010-01-05 Martin Jambor <mjambor@suse.cz>
5649 PR tree-optimization/42462
5650 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
5651 current_function_decl to helper functions and macros.
5653 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5656 * flags.h: Don't include real.h.
5657 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
5658 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
5659 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
5660 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
5661 * dominance.c: Update copyright.
5662 * gimple.c (walk_gimple_op): Remove inline.
5663 * tree-ssa-reassoc.c: Include real.h.
5664 * Makefile.in (FLAGS_H): Remove $(REAL_H).
5665 (tree-ssa-reassoc.o): Depend on $(REAL_H).
5667 2010-01-05 Nick Clifton <nickc@redhat.com>
5669 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
5670 register to push into the stack frame when the accumulator has to
5671 be saved during interrupts.
5673 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
5675 * doc/invoke.texi: Remove the documentation about option
5677 * common.opt (Wunreachable-code): Preserved for backward
5679 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
5680 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
5681 the backward compatibility flag section.
5683 2010-01-05 Richard Guenther <rguenther@suse.de>
5685 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
5687 2010-01-05 Jakub Jelinek <jakub@redhat.com>
5690 * cfgexpand.c (expand_one_var): Diagnose too large variables.
5692 PR tree-optimization/42508
5693 * tree-sra.c (convert_callers): Check for recursive call
5694 by comparing cgraph nodes instead of decls.
5695 (modify_function): Call ipa_modify_formal_parameters also
5696 on all same_body aliases.
5698 * cgraphunit.c (cgraph_materialize_all_clones): Compare
5699 cgraph nodes when checking for same_body aliases.
5701 2010-01-05 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
5704 allocation and lookup.
5705 (get_or_alloc_expr_for_constant): Likewise.
5706 (phi_translate): Sink allocation.
5708 2010-01-04 Richard Guenther <rguenther@suse.de>
5710 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
5711 a new entry only if needed.
5712 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
5713 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
5715 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
5717 (phi_translate): Handle CONSTANTs early.
5719 2010-01-04 Martin Jambor <mjambor@suse.cz>
5721 PR tree-optimization/42398
5722 * tree-sra.c (struct access): Removed flag grp_different_types.
5723 (dump_access): Do not dump the removed flag.
5724 (sort_and_splice_var_accesses): Do not set the removed flag.
5725 (sra_modify_expr): Check for type compatibility directly.
5727 2010-01-04 Martin Jambor <mjambor@suse.cz>
5729 PR tree-optimization/42366
5730 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
5731 edges with variable number of parameters.
5732 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
5733 flag instead of asserting it.
5734 (ipa_read_node_info): Read uses_analysis_done flag.
5736 2010-01-04 Richard Guenther <rguenther@suse.de>
5738 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
5739 iterative_hash_* as intended.
5740 (vn_reference_compute_hash): Likewise. Simplify hashing
5742 (vn_reference_lookup_2): Likewise.
5743 (vn_nary_op_compute_hash): Likewise.
5744 (vn_phi_compute_hash): Likewise.
5745 (expressions_equal_p): Remove strange code.
5746 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
5747 (pre_expr_hash): Likewise. Simplify hashing SSA names.
5748 (bitmap_insert_into_set_1): Take value-id as parameter.
5749 (add_to_value): Pass it.
5750 (bitmap_insert_into_set): Likewise.
5751 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
5753 2010-01-04 Jakub Jelinek <jakub@redhat.com>
5756 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
5757 (do_self_spec): For switches with SWITCH_IGNORE set set also
5758 SWITCH_IGNORE_PERMANENTLY.
5759 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
5762 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
5764 * lto-streamer-out.c (output_unreferenced_globals): Output the full
5765 tree of an unreferenced global var.
5767 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5770 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
5771 GTU to GT for V4SI and V2DI.
5773 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
5774 (umin<mode>3): Removed.
5776 (uminv4si3): Likewise.
5778 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
5781 * collect2.c (main): Turn on trace in collect2 if -v is passed
5784 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
5786 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
5787 description of expression operand.
5789 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
5791 * configure.ac: Add install-html to target_list for Make-hooks.
5792 * configure: Regenerate.
5793 * fortran/Make-lang.in (F95_HTMLFILES): New.
5794 (fortran.html): Use it.
5795 (fortran.install-html): New.
5796 * Makefile.in (install-html): Add lang.install-html.
5797 * java/Make-lang.in (JAVA_HTMLFILES): New.
5798 (java.html): Use it.
5799 (java.install-html): New.
5800 * objc/Make-lang.in (objc.install-html): New.
5801 * objcp/Make-lang.in (obj-c++.install-html): New.
5802 * cp/Make-lang.in (c++.install-html): New.
5803 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
5804 * lto/Make-lang.in (lto.install-html): New.
5806 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5809 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
5811 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
5813 PR rtl-optimization/41862
5814 * store-motion.c (store_killed_in_insn, compute_store_table,
5815 remove_reachable_equiv_notes, replace_store_insn,
5816 build_store_vectors): Ignore all DEBUG_INSNs.
5818 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
5821 * common.opt: Add dumpdir.
5823 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
5825 (option_map): Add --dumpdir.
5827 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
5829 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
5831 * opts.c (decode_options): Try dump_dir_name first if
5832 dump_base_name isn't an absolute path.
5833 (common_handle_option): Handle OPT_dumpdir.
5835 * toplev.c (dump_dir_name): New.
5836 (print_switch_values): Also ignore -dumpdir.
5838 * toplev.h (dump_dir_name): New.
5840 2010-01-03 Richard Guenther <rguenther@suse.de>
5842 PR tree-optimization/42589
5843 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
5844 double-word expansion of bswap32.
5846 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
5848 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
5849 with BLOCK_FOR_INSN.
5850 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
5851 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
5852 noce_process_if_block): Likewise.
5853 * gcse.c (compute_local_properties, insert_expr_in_table,
5854 insert_set_in_table, canon_list_insert, find_avail_set,
5855 pre_insert_copy_insn): Likewise.
5857 * basic-block.h (BLOCK_NUM): Move from here...
5858 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
5860 2010-01-03 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/42438
5863 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
5864 contains_may_not_return_call flag.
5865 (BB_MAY_NOTRETURN): New.
5866 (valid_in_sets): Trapping nary operations are not valid
5867 in blocks that may not return.
5868 (insert_into_preds_of_block): Remove check for trapping expressions.
5869 (compute_avail): Compute also BB_MAY_NOTRETURN.
5871 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
5873 * doc/invoke.texi: Add 2010 to copyright years.
5875 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
5877 * config/sparc/sparc.c: Fix formatting nits.
5879 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5880 Alexander Monakov <amonakov@ispras.ru>
5882 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
5884 2010-01-02 Richard Guenther <rguenther@suse.de>
5887 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
5888 (simplify_switch_using_ranges): Mark to be removed edges
5891 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5893 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5895 * collect2.c (scan_libraries): Add missing argument in call to
5898 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
5901 * config/alpha/predicates.md (aligned_memory_operand): Return false
5903 (unaligned_memory_operand): Return true for CQImode.
5904 * config/alpha/alpha.c (get_aligned_mem): Assert that location
5905 doesn not cross aligned SImode word boundary.
5907 2010-01-02 Anatoly Sokolov <aesok@post.ru>
5909 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
5911 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
5912 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
5914 2010-01-02 Richard Guenther <rguenther@suse.de>
5917 * toplev.c (compile_file): Emit LTO marker properly. Change
5919 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
5921 2010-01-01 Richard Guenther <rguenther@suse.de>
5924 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
5926 2010-01-01 Richard Guenther <rguenther@suse.de>
5929 * c-decl.c (grokdeclarator): For zero-size arrays force
5930 structural equality checks as layout_type does.
5932 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5934 * builtins.c: Update copyright to 2010.
5936 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
5939 * lto-streamer-out.c (produce_asm): Revert the last change.
5940 (copy_function): Likewise.
5942 * lto-streamer.c (lto_get_section_name): Skip any leading
5945 2010-01-01 Richard Guenther <rguenther@suse.de>
5948 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
5952 Copyright (C) 2010 Free Software Foundation, Inc.
5954 Copying and distribution of this file, with or without modification,
5955 are permitted in any medium without royalty provided the copyright
5956 notice and this notice are preserved.