1 2009-10-02 Jakub Jelinek <jakub@redhat.com>
5 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end with
8 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
9 vars use DECL_RTL with resetting it back to NULL afterwards.
10 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
11 rtx_equal_p instead of asserting it is a SYMBOL_REF.
12 (value_format): For dw_val_class_addr only use DW_FORM_addr if
13 the attribute type allows it, otherwise use DW_FORM_dataN.
14 (mem_loc_descriptor): Handle CONST_STRING.
15 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
16 Handle MEM with CONST_STRING address using add_AT_string.
17 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
18 CONST_STRING for const arrays initialized with a string literal.
19 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
20 (dwarf2out_finish): Call resolve_addr.
22 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
23 Maxim Kuvyrkov <maxim@codesourcery.com>
25 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
27 2009-10-02 Nick Clifton <nickc@redhat.com>
29 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
30 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
32 2009-10-01 Jan Hubicka <jh@suse.cz>
34 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
35 (cgraph_create_virtual_clone): Just pass redirect_callers
37 * cgraph.h (cgraph_clone_node): Update prototype.
38 * ipa-pure-const.c (self_recursive_p): New function.
40 * ipa-inline.c (cgraph_clone_inlined_nodes,
41 cgraph_decide_recursive_inlining): Update.
43 2009-10-01 David Daney <ddaney@caviumnetworks.com>
45 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
46 instructions for TARGET_OCTEON.
48 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
50 * config/arm/arm.c (arm_override_options): Turn off
51 flag_dwarf2_cfi_asm for AAPCS variants.
53 2009-10-01 Martin Jambor <mjambor@suse.cz>
56 * tree-sra.c (convert_callers): Do not call
57 compute_inline_parameters on one caller more than once.
59 2009-10-01 Nick Clifton <nickc@redhat.com>
61 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
62 an empty string if not already defined.
64 2009-10-01 Martin Jambor <mjambor@suse.cz>
67 * tree-sra.c (is_va_list_type): New function.
68 (find_var_candidates): Call is_va_list_type.
69 (find_param_candidates): Check that the type or the type pointed
70 to are not va_list types.
72 2009-10-01 Martin Jambor <mjambor@suse.cz>
75 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
76 DECL_ARTIFICIAL (param_decl) is true.
78 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
80 * tree.h (tree_decl_common::lang_flag_8): New.
81 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
83 * c-common.h (RID_CONSTEXPR): New.
85 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
87 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
89 (alpha_gimplify_va_arg): Ditto.
91 2009-09-30 Jakub Jelinek <jakub@redhat.com>
94 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
95 before insn counting loop now that BB_END (bb) is counted. Ensure
96 the return value isn't zero.
98 2009-09-30 Nick Clifton <nickc@redhat.com>
100 * config.gcc (sh-symbianelf): Replace definition of extra_objs
101 with separate definitions of c_target_objs and cxx_target_objs.
102 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
104 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
105 sh_symbian_import_export_class.
106 * config/sh/sh-protos.h: Fix names of exported symbian functions.
107 * config/sh/symbian.c: Delete, moving code into...
108 * config/sh/symbian-base.c: ... here
109 * config/sh/symbian-c.c: ... and here
110 * config/sh/symbian-cxx.c: ... and here.
112 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
115 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
116 of plus RTX into register.
118 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
120 * doc/install.texi: Linguistic and markup fixes.
121 (Configuration) <--disable-cpp>: Remove description.
122 <--enable-maintainer-mode>: Autotools files are affected, too.
123 <--with-sysroot>: Improve description.
124 (Building): Bump required GNU make version.
126 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
128 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
131 * config/i386/fma4intrin.h: New file, provide common x86 compiler
132 intrinisics for FMA4.
133 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
134 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
135 Add FMA4 check and fma4intrin.h.
136 * config/i386/i386-c.c(ix86_target_macros_internal): Check
138 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
139 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
140 constant for FMA4 support.
141 (UNSPEC_FMA4_FMADDSUB): Ditto.
142 (UNSPEC_FMA4_FMSUBADD): Ditto.
143 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
144 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
145 (ix86_expand_fma4_multiple_memory): Ditto.
146 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
147 (OPTION_MASK_ISA_FMA4_UNSET): New.
148 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
149 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
150 (ix86_handle_option): Handle -mfma4.
151 (isa_opts): Handle -mfma4.
152 (enum pta_flags): Add PTA_FMA4.
153 (override_options): Add FMA4 support.
154 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
155 (IX86_BUILTIN_VFMADDSD): Ditto.
156 (IX86_BUILTIN_VFMADDPS): Ditto.
157 (IX86_BUILTIN_VFMADDPD): Ditto.
158 (IX86_BUILTIN_VFMSUBSS): Ditto.
159 (IX86_BUILTIN_VFMSUBSD): Ditto.
160 (IX86_BUILTIN_VFMSUBPS): Ditto.
161 (IX86_BUILTIN_VFMSUBPD): Ditto.
162 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
163 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
164 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
165 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
166 (IX86_BUILTIN_VFNMADDSS): Ditto.
167 (IX86_BUILTIN_VFNMADDSD): Ditto.
168 (IX86_BUILTIN_VFNMADDPS): Ditto.
169 (IX86_BUILTIN_VFNMADDPD): Ditto.
170 (IX86_BUILTIN_VFNMSUBSS): Ditto.
171 (IX86_BUILTIN_VFNMSUBSD): Ditto.
172 (IX86_BUILTIN_VFNMSUBPS): Ditto.
173 (IX86_BUILTIN_VFNMSUBPD): Ditto.
174 (IX86_BUILTIN_VFMADDPS256): Ditto.
175 (IX86_BUILTIN_VFMADDPD256): Ditto.
176 (IX86_BUILTIN_VFMSUBPS256): Ditto.
177 (IX86_BUILTIN_VFMSUBPD256): Ditto.
178 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
179 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
180 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
181 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
182 (IX86_BUILTIN_VFNMADDPS256): Ditto.
183 (IX86_BUILTIN_VFNMADDPD256): Ditto.
184 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
185 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
186 (enum multi_arg_type): New enum for describing the various FMA4
187 intrinsic argument types.
188 (bdesc_multi_arg): New table for FMA4 intrinsics.
189 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
190 (ix86_expand_multi_arg_builtin): New function for creating FMA4
192 (ix86_expand_builtin): Add FMA4 intrinsic support.
193 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
194 operand instructions.
195 (ix86_expand_fma4_multiple_memory): New function to split the
196 second memory reference from FMA4 instructions.
197 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
198 (ssemodesuffixf2s): Ditto.
199 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
201 (fma4_fmsub<mode>4): Ditto.
202 (fma4_fnmadd<mode>4): Ditto.
203 (fma4_fnmsub<mode>4): Ditto.
204 (fma4_vmfmadd<mode>4): Ditto.
205 (fma4_vmfmsub<mode>4): Ditto.
206 (fma4_vmfnmadd<mode>4): Ditto.
207 (fma4_vmfnmsub<mode>4): Ditto.
208 (fma4_fmadd<mode>4256): Ditto.
209 (fma4_fmsub<mode>4256): Ditto.
210 (fma4_fnmadd<mode>4256): Ditto.
211 (fma4_fnmsub<mode>4256): Ditto.
212 (fma4_fmaddsubv8sf4): Ditto.
213 (fma4_fmaddsubv4sf4): Ditto.
214 (fma4_fmaddsubv4df4): Ditto.
215 (fma4_fmaddsubv2df4): Ditto.
216 (fma4_fmsubaddv8sf4): Ditto.
217 (fma4_fmsubaddv4sf4): Ditto.
218 (fma4_fmsubaddv4df4): Ditto.
219 (fma4_fmsubaddv2df4): Ditto.
220 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
221 instructions for intrinsics.
222 (fma4i_fmsub<mode>4): Ditto.
223 (fma4i_fnmadd<mode>4): Ditto.
224 (fma4i_fnmsub<mode>4): Ditto.
225 (fma4i_vmfmadd<mode>4): Ditto.
226 (fma4i_vmfmsub<mode>4): Ditto.
227 (fma4i_vmfnmadd<mode>4): Ditto.
228 (fma4i_vmfnmsub<mode>4): Ditto.
229 (fma4i_fmadd<mode>4256): Ditto.
230 (fma4i_fmsub<mode>4256): Ditto.
231 (fma4i_fnmadd<mode>4256): Ditto.
232 (fma4i_fnmsub<mode>4256): Ditto.
233 (fma4i_fmaddsubv8sf4): Ditto.
234 (fma4i_fmaddsubv4sf4): Ditto.
235 (fma4i_fmaddsubv4df4): Ditto.
236 (fma4i_fmaddsubv2df4): Ditto.
237 (fma4i_fmsubaddv8sf4): Ditto.
238 (fma4i_fmsubaddv4sf4): Ditto.
239 (fma4i_fmsubaddv4df4): Ditto.
240 (fma4i_fmsubaddv2df4): Ditto.
242 * doc/invoke.texi (-mfma4): Add documentation.
243 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
245 2009-09-29 Richard Henderson <rth@redhat.com>
247 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
248 an edge to the new destination block.
250 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
253 * pa.c (hppa_profile_hook): Use
254 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
256 2009-09-29 Steve Ellcey <sje@cup.hp.com>
257 Alexander Monakov <amonakov@ispras.ru>
260 * config/ia64/predicates.md (not_postinc_destination_operand): New.
261 (not_postinc_memory_operand): New.
262 (not_postinc_move_operand): New.
263 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
264 (*cmovsi_internal): Ditto.
266 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
268 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
269 restrict issue_rate in first pass when scheduling for register
272 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
273 Rafael Avila de Espindola <espindola@google.com>
275 * gengtype.c (plugin_output): New.
276 (get_output_file_with_visibility): Return plugin_output for plugins.
277 (main): Parse and use the -P option.
278 * gty.texi: Update the command line format.
280 2009-09-29 Jakub Jelinek <jakub@redhat.com>
283 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
285 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
286 out if !const_ok_for_output.
289 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
290 case VAR_LOCATION>: Remove gcc_unreachable ().
292 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
294 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
296 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
298 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
299 * config/i386/x86intrin.h: Remove SSE5.
300 * config/i386/mmintrin-common.h: Delete file.
301 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
303 2009-09-29 Richard Guenther <rguenther@suse.de>
305 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
306 resulting from stack temporaries on STRICT_ALIGNMENT targets.
308 2009-09-29 Nick Clifton <nickc@redhat.com>
310 * function.c (current_function_name): If there is no current
311 function just return "<none>".
313 2009-09-28 Sriraman Tallam <tmsriram@google.com>
315 * tree-pass.h (register_pass_info): New structure.
316 (pass_positioning_ops): Move enum from gcc-plugin.h.
317 (register_pass): New function.
318 * gcc-plugin.h (plugin_pass): Delete structure.
319 (pass_positioning_ops): Delete enum.
320 * plugin.c (regsiter_pass): Delete function.
321 (position_pass): Delete function.
322 (added_pass_nodes): Delete variable.
323 (prev_added_pass_nodes): Delete variable.
324 (pass_list_node): Delete structure.
325 * passes.c (make_pass_instance): New function.
326 (next_pass_1): Change to call make_pass_instance.
327 (pass_list_node): Move structure from gcc-plugin.h.
328 (added_pass_nodes): Move variable from plugin.c.
329 (prev_added_pass_nodes): Move variable from plugin.c.
330 (position_pass): New function.
331 (register_pass): New function.
333 2009-09-28 Easwaran Raman <eraman@google.com>
335 * ifcvt.c (noce_try_abs): Recognize pattern and call
336 expand_one_cmpl_abs_nojump.
337 * optabs.c (expand_one_cmpl_abs_nojump): New function.
338 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
340 2009-09-28 Ian Lance Taylor <iant@google.com>
343 * c-opts.c (c_common_handle_option): Don't set
344 warn_jump_misses_init for -Wall.
345 * doc/invoke.texi (Warning Options): Update documentation.
347 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
349 * Makefile.in ($(out_object_file)): Depend on
350 gt-$(basename $(notdir $(out_file))).h.
352 2009-09-28 Richard Henderson <rth@redhat.com>
354 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
355 * except.c (gen_eh_region): Set it.
356 (duplicate_eh_regions_1): Copy it.
357 * tree-eh.c (lower_resx): Use it to determine which function
360 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
361 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
362 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
363 * tree.c (build_common_builtin_nodes): Remove parameter. Build
364 BUILT_IN_CXA_END_CLEANUP if necessary.
366 * c-common.c (c_define_builtins): Update call to
367 build_common_builtin_nodes.
369 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
371 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
373 2009-09-28 Michael Matz <matz@suse.de>
375 * builtins.c (interclass_mathfn_icode): New helper.
376 (expand_builtin_interclass_mathfn): Use it here, and split folding
378 (fold_builtin_interclass_mathfn): ... this new folder.
379 (build_call_nofold_loc): New static helper.
380 (build_call_nofold): New wrapper macro for above.
381 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
382 (expand_builtin_pow): Ditto.
383 (expand_builtin_memset_args): Ditto.
384 (expand_builtin_printf): Ditto.
385 (expand_builtin_fprintf): Ditto.
386 (expand_builtin_sprintf): Ditto.
387 (expand_builtin_memory_chk): Ditto.
388 (expand_builtin_mempcpy_args): Ditto and don't call folders.
389 (expand_builtin_stpcpy): Ditto.
390 (expand_builtin_strcmp): Ditto.
391 (expand_builtin_strncmp): Ditto.
392 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
393 (expand_builtin_strcpy_args): Don't call folders.
394 (expand_builtin_memcmp): Ditto.
395 (expand_builtin_strncpy): Ditto, and use target.
396 (expand_builtin_memcpy): Ditto.
397 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
398 expand_builtin_strpbrk, expand_builtin_memmove,
399 expand_builtin_memmove_args, expand_builtin_bcopy,
400 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
401 expand_builtin_strspn, expand_builtin_strcspn,
402 expand_builtin_fputs): Remove these.
403 (expand_builtin): Don't call the above, change calls to other
404 expanders that changed prototype.
405 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
406 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
407 fold_builtin_interclass_mathfn.
408 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
409 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
411 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
412 * passes.c (init_optimization_passes): Move pass_fold_builtins
413 after last phiopt pass.
414 * tree-inline.c (fold_marked_statements): When folding builtins
415 iterate over all instruction potentially generated.
416 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
418 (fold_gimple_call): Use it to always fold calls (into potentially
419 multiple instructions).
420 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
421 calls into zero at this time.
422 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
423 statements generated by builtin folding.
425 2009-09-28 Nick Clifton <nickc@redhat.com>
427 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging
430 2009-09-28 Duncan Sands <baldrick@free.fr>
432 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
433 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
434 (register_callback): Dispatch it.
435 (invoke_plugin_callbacks): Incorporate in sanity check.
436 * ggc.h (ggc_register_cache_tab): Add declaration.
437 * ggc-common.c (ggc_register_root_tab): Simplify.
438 (const_ggc_cache_tab_t): New typedef.
439 (extra_cache_vec): New vector of dynamically added cache tables.
440 (ggc_register_cache_tab): New function.
441 (ggc_scan_cache_tab): New function.
442 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
443 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
445 2009-09-27 Richard Henderson <rth@redhat.com>
447 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
448 which we remove __builtin_stack_restore.
450 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
452 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
453 to test for GRD_INVARIANT.
454 (simple_rhs_p): Anything that's function_invariant_p is fine.
456 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
458 * gengtype.c (main): Use plunge_files instead of plugin_output.
460 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
461 Rafael Avila de Espindola <espindola@google.com>
463 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
464 Don't print pch related info if it is false.
465 (main): Don't print pch info in plugin mode.
467 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
469 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
470 with dw_val_class_const_double.
471 (struct dw_val_struct): Replace val_long_long with val_double and
472 adjust for above change.
473 (output_loc_operands): Likewise.
474 (add_AT_long_long): Rename into...
475 (add_AT_double): ...this.
476 (print_die): Replace dw_val_class_long_long with
477 dw_val_class_const_double and adjust.
478 (attr_checksum): Likewise.
479 (same_dw_val_p): Likewise.
480 (size_of_die): Likewise.
481 (value_format): Likewise.
482 (output_die): Likewise.
483 (loc_descriptor) <CONST_DOUBLE>: Likewise.
484 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
485 instead of add_AT_long_long.
486 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
487 value with the precision of its type.
489 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
492 * c-typeck.c (build_conditional_expr): Use the readonly and
493 volatile flags of the operand types, not of the operands itself.
495 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
497 collect2.c (main): Look for -brtl before adding libraries.
499 2009-09-27 Jonathan Gray <jsg@openbsd.org>
501 * config.gcc: Update OpenBSD targets.
502 * config/openbsd-stdint.h: New file.
503 * config/openbsd-libpthread.h: New file.
504 * config/openbsd.h: Update and break out LIB_SPEC definition.
505 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
506 * config/i386/openbsdelf.h: Correct types.
507 * config/m68k/openbsd.h: Likewise.
508 * config/mips/openbsd.h: Likewise.
509 * config/vax/openbsd.h: Likewise.
511 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
513 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
514 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
515 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
516 of the length and zero.
518 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
520 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
521 (FLAGS_H): Add options.h $(REAL_H).
522 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
523 (TREE_VECTORIZER_H): New.
524 (EBITMAP_H): Renamed from EBIMAP_H.
525 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
526 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
527 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
528 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
529 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
530 (graphite-clast-to-gimple.o, graphite-dependences.o)
531 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
532 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
533 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
534 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
535 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
536 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
537 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
538 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
539 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
540 updated and fixed as per above changes and per
541 check_makefile_deps.sh output.
544 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
545 * configure: Regenerate.
547 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
549 * doc/install.texi: Update minimum MPC version to 0.7.
551 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
553 * doc/install.texi (Binaries): Remove reference to the binary
554 distribution CD-ROM from the FSF.
556 2009-09-26 Michael Matz <matz@suse.de>
560 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
561 that are mentioned in the body.
563 2009-09-26 Michael Matz <matz@suse.de>
565 PR tree-optimization/41454
566 * tree-ssa-dom (stmts_to_rescan): Remove variable.
567 (tree_ssa_dominator_optimize): Don't allocate and free it.
568 (dom_opt_leave_block): Don't iterate over it.
569 (eliminate_redundant_computations): Don't return a value.
570 (cprop_operand, cprop_into_stmt): Ditto.
571 (optimize_stmt): Don't defer updating stmts.
573 2009-09-25 Dodji Seketeli <dodji@redhat.com>
575 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
576 generic_parameter_die, template_parameter_pack_die,
577 gen_formal_parameter_die, gen_subprogram_die): Adjust after renaming
578 DW_TAG_formal_parameter_pack and DW_TAG_template_parameter_pack into
579 DW_TAG_GNU_formal_parameter_pack and DW_TAG_GNU_template_parameter_pack.
581 2009-09-25 Anatoly Sokolov <aesok@post.ru>
583 * config/v850/v850.h (FUNCTION_VALUE): Remove.
584 * config/v850/v850.c (v850_function_value): New function.
585 (TARGET_FUNCTION_VALUE): Define.
587 2009-09-25 Jakub Jelinek <jakub@redhat.com>
589 * tree-vect-stmts.c (vectorizable_call): Call
590 mark_symbols_for_renaming after vect_finish_stmt_generation.
592 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
593 to loc_descriptor_from_tree.
594 (add_location_or_const_value_attribute): Pass 0 instead of 2
595 for decl_by_reference_p decls.
597 2009-09-25 Richard Guenther <rguenther@suse.de>
600 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
603 2009-09-25 Ben Elliston <bje@au.ibm.com>
605 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
608 2009-09-25 Alan Modra <amodra@bigpond.net.au>
610 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
613 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
616 * fold-const.c (const_binop): Handle complex int division.
617 * tree-complex.c (expand_complex_div_straight,
618 expand_complex_div_wide): Update comments.
620 2009-09-24 DJ Delorie <dj@redhat.com>
623 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
624 (reg_class): Likewise.
625 (REG_CLASS_NAMES): Likewise.
626 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
628 * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
631 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
633 * config/rs6000/predicates.md (indexed_or_indirect_operand):
634 Delete VSX load/store with update support.
635 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
636 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
640 (VStype_load_update): Ditto.
641 (VStype_store_update): Ditto.
642 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
643 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
645 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
646 load/store with update builtins.
648 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
650 * libgcc2.c (L_trampoline): Prototype for getpagesize
651 and mprotect in WINNT case.
653 2009-09-24 Anatoly Sokolov <aesok@post.ru>
655 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
656 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
657 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
659 (TARGET_FUNCTION_VALUE): Define.
661 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
663 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
665 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
668 * common.opt: Initialize dwarf_strict to -1.
669 * toplev.c (process_options): Catch unset dwarf_strict
670 and set to 0 for all targets not overriding.
671 * config/darwin.c (darwin_override_options): Catch unset
672 dwarf_strict and override to 1.
674 2009-09-24 Jeff Law <law@redhat.com>
676 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
678 2009-09-24 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/36143
681 PR tree-optimization/38747
682 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
683 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
685 2009-09-24 Jakub Jelinek <jakub@redhat.com>
688 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
689 return false instead of gcc_unreachable (). For CONST return the
690 value returned by recursive call instead of always returning true.
691 (tree_add_const_value_attribute): Return the value returned by
692 add_const_value_attribute instead of always returning true if rtl
695 2009-09-23 Justin Seyster <jrseys@gmail.com>
697 * Makefile.in (PLUGIN_HEADERS): Include real.h.
699 2009-09-24 Jakub Jelinek <jakub@redhat.com>
701 * cgraphunit.c (cgraph_lower_function): Revert last change.
702 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
703 instead of DECL_NO_STATIC_CHAIN.
704 * tree-cfg.c (verify_gimple_call): Likewise.
705 * tree-nested.c (get_chain_decl, get_chain_field,
706 convert_tramp_reference_op, convert_gimple_call): Likewise.
707 (convert_all_function_calls): Likewise. Always set or clear
708 DECL_STATIC_CHAIN initially, for !n->outer clear it.
709 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
710 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
712 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
713 DECL_NO_STATIC_CHAIN.
714 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
715 instead of DECL_NO_STATIC_CHAIN.
716 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
717 decl_function_context.
718 * varasm.c (initializer_constant_valid_p): Likewise.
719 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
720 (DECL_STATIC_CHAIN): ... this.
721 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
722 instead of DECL_NO_STATIC_CHAIN.
724 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
725 Rafael Avila de Espindola <espindola@google.com>
727 * gengtype.c (nb_plugin_files): Make it unsigned to match
728 num_gt_files. Adjust other variables to avoid warnings.
729 (main): Allocate an all zero lang_bitmap before each plugin file name
730 to match regular file names.
732 2009-09-23 Richard Henderson <rth@redhat.com>
734 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
735 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
736 static chain passed in memory.
737 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
738 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
739 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
740 STATIC_CHAIN_REGNUM defined.
742 * config/picochip/picochip-protos.h: s/class/klass/.
743 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
744 (picochip_static_chain): New.
745 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
746 (STATIC_CHAIN_INCOMING): Remove.
748 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
749 (xtensa_static_chain): New.
750 * config/xtensa/xtensa.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
752 2009-09-23 Anatoly Sokolov <aesok@post.ru>
754 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
755 * config/pa/pa-protos.h (function_value): Remove.
756 * config/pa/pa.c (pa_function_value): Rename from function_value.
757 Make static, add 'outgoing' argument.
758 (TARGET_FUNCTION_VALUE): Define.
760 2009-09-23 Anatoly Sokolov <aesok@post.ru>
762 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
763 instead of cfun->machine->is_leaf.
764 * config/avr/avr.h (machine_function): Remove is_leaf field.
766 2009-09-23 Jakub Jelinek <jakub@redhat.com>
769 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
770 DW_OP_piece after DW_OP_stack_value, adjust size calculations
771 for it, when DW_OP_stack_value and DW_OP_implicit_value has
772 the same size, prefer DW_OP_stack_value.
773 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
774 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
776 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
779 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
781 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
784 * cfgexpand.c (convert_debug_memory_address): New.
785 (expand_debug_expr): Convert base address and offset to the same
786 mode. Use it to convert addresses to other modes. Accept
789 2009-09-23 Richard Guenther <rguenther@suse.de>
791 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
792 produced for bigendian targets with promoted subregs.
794 2009-09-23 Richard Guenther <rguenther@suse.de>
796 * value-prof.c (gimple_ic): Purge old EH edges only after building
799 2009-09-23 Nick Clifton <nickc@redhat.com>
801 * config/arc/arc.c (arc_trampoline_init): Fix typo.
803 2009-09-23 Jakub Jelinek <jakub@redhat.com>
806 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
809 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
810 on non-nested functions.
812 2009-09-23 Jakub Jelinek <jakub@redhat.com>
813 Jan Hubicka <jh@suse.cz>
815 * dwarf2out.c (loc_list_plus_const): Only define if
816 DWARF2_DEBUGGING_INFO.
817 (address_of_int_loc_descriptor): Likewise.
820 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
822 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
825 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
826 constant is more than zero.
828 2009-09-23 Alan Modra <amodra@bigpond.net.au>
831 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
832 call final to emit non-scheduled prologue, instead insert at entry.
834 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
835 Joseph S. Myers <joseph@codesourcery.com>
837 * doc/install.texi (*-*-freebsd*): Add proper format codes.
839 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
840 Rafael Avila de Espindola <espindola@google.com>
842 * gengtype.c (is_file_equal): New function.
843 (close_output_files): Use is_file_equal. Free of->buf.
845 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
846 Rafael Avila de Espindola <espindola@google.com>
848 * gengtype.c (write_types, write_local): Add the output_header
849 argument. Update all callers.
851 2009-09-22 Dodji Seketeli <dodji@redhat.com>
853 * dwarf2out.c (template_parameter_pack_die,
854 gen_formal_parameter_pack_die ): New functions.
855 (make_ith_pack_parameter_name): Remove this function.
856 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
857 DW_TAG_formal_parameter_pack.
858 (gen_generic_params_dies): Represent each template parameter pack
859 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
860 represented by usual DW_TAG_template_*_parameter DIEs that are
861 children of the DW_TAG_template_parameter_pack element DIE.
862 (generic_parameter_die): This doesn't deal with parameter pack
863 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
864 of parameter pack DIEs.
865 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
866 in certain cases, e.g. for pack elements.
867 (gen_formal_types_die, gen_decl_die): Adjust usage of
868 gen_formal_parameter_die.
869 (gen_subprogram_die): Represent each function parameter pack by a
870 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
871 represented by usual DW_TAG_formal_parameter DIEs that are children
872 of the DW_TAG_formal_parameter_pack DIE. Remove references to
873 ____builtin_va_alist decls as no part of the compiler uses those
875 * langhooks.h (struct lang_hooks_for_decls): Add
876 function_parm_expanded_from_pack_p, get_generic_function_decl
877 and function_parameter_pack_p hooks. Fix comment for
878 get_innermost_generic_parms hook.
879 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
880 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
881 macros and use them to initialize lang_hook.
883 2009-09-22 Richard Henderson <rth@redhat.com>
885 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
886 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
887 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
888 on TRAMPOLINE_TEMPLATE.
889 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
890 TRAMPOLINE_ADJUST_ADDRESS.
891 * targhooks.c (default_asm_trampoline_template): Remove.
892 (default_trampoline_adjust_address): Remove.
893 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
894 * targhooks.h: Update decls.
896 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
898 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
899 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
900 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
902 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
905 * reload1.c (reload): Reset debug insns with pseudos without
908 2009-09-22 Janis Johnson <janis187@us.ibm.com>
910 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
911 unconditional true for decimal float modes.
912 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
913 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
915 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
917 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
918 Enable a new case for __FreeBSD__ >= 7.
919 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
920 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
921 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
922 and USE_LD_AS_NEEDED.
924 * doc/install.texi (*-*-freebsd*): Update target information.
926 2009-09-22 Richard Guenther <rguenther@suse.de>
929 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
930 arrays really properly.
932 2009-09-22 Richard Henderson <rth@redhat.com>
935 * target.h (struct gcc_target): Add asm_out.trampoline_template,
936 calls.static_chain, calls.trampoline_init,
937 calls.trampoline_adjust_address.
938 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
939 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
940 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
941 * builtins.c (expand_builtin_setjmp_receiver): Use
942 targetm.calls.static_chain; only clobber registers.
943 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
944 set up memory attributes properly for the trampoline block.
945 (expand_builtin_adjust_trampoline): Use
946 targetm.calls.trampoline_adjust_address.
947 * calls.c (prepare_call_address): Add fndecl argument. Use
948 targetm.calls.static_chain.
949 * df-scan.c (df_need_static_chain_reg): Remove.
950 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
951 consolodate static chain handling.
952 * doc/tm.texi: Document new hooks.
953 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
954 (init_emit_regs): Don't initialize them.
955 * expr.h (prepare_call_address): Update decl.
956 * final.c (profile_function): Use targetm.calls.static_chain.
957 * function.c (expand_function_start): Likewise.
958 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
959 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
960 only clobber registers.
961 * targhooks.c (default_static_chain): New.
962 (default_asm_trampoline_template, default_trampoline_init): New.
963 (default_trampoline_adjust_address): New.
964 * targhooks.h: Declare them.
965 * varasm.c (assemble_trampoline_template): Use
966 targetm.asm_out.trampoline_template. Make the memory block const
969 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
970 alpha_initialize_trampoline. Make static. Merge VMS parameter
971 differences into the TARGET_ABI_OPEN_VMS code block.
972 (TARGET_TRAMPOLINE_INIT): New.
973 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
974 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
975 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
976 (INITIALIZE_TRAMPOLINE): Remove.
978 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
979 (TRAMPOLINE_TEMPLATE): Merge with ...
980 (INITIALIZE_TRAMPOLINE): ... this and move ...
981 * config/arc/arc.c (arc_trampoline_init): ... here.
982 (TARGET_TRAMPOLINE_INIT): New.
984 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
985 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
986 (arm_asm_trampoline_template): New.
987 (arm_trampoline_init, arm_trampoline_adjust_address): New.
988 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
989 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
990 code to arm_asm_trampoline_template.
991 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
992 arm_trampoline_adjust_address.
993 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
994 adjust for target hook parameters.
996 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
999 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
1000 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
1001 (bfin_trampoline_init): Rename from initialize_trampoline;
1002 make static; update for target hook parameters.
1003 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1004 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
1005 bfin_asm_trampoline_template.
1006 (INITIALIZE_TRAMPOLINE): Remove.
1008 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1009 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
1010 cris_trampoline_init): New.
1011 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
1012 cris_asm_trampoline_template.
1013 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
1014 adjust for target hook parameters.
1016 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
1018 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1019 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
1020 fr30_trampoline_init): New.
1021 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
1022 fr30_asm_trampoline_template.
1023 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
1024 adjust for target hook parameters.
1026 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
1027 (frv_trampoline_init): Rename from frv_initialize_trampoline;
1028 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
1029 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
1030 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
1032 * config/h8300/h8300.c (h8300_trampoline_init): New.
1033 (TARGET_TRAMPOLINE_INIT): New.
1034 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
1035 to h8300_trampoline_init and adjust for hook parameters.
1037 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
1038 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
1039 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
1040 make static; adjust for hook parameters.
1041 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
1043 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1044 (TARGET_TRAMPOLINE_INIT): New.
1045 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
1046 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
1047 iq2000_asm_trampoline_template.
1048 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
1049 (TRAMPOLINE_CODE_SIZE): New.
1050 (TRAMPOLINE_SIZE): Use it.
1051 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
1053 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
1054 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
1055 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
1056 adjust for hook parameters.
1057 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
1059 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
1060 (m32r_trampoline_init): New.
1061 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
1062 m32r_trampoline_init.
1064 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
1065 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
1066 make static; update for hook parameters.
1067 * config/m68hc11/m68hc11-protos.h: Update.
1068 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
1070 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1071 (TARGET_TRAMPOLINE_INIT): New.
1072 (mcore_function_value): Fix typo.
1073 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
1074 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
1075 to mcore_asm_trampoline_template.
1076 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
1078 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
1079 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
1080 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
1081 update for hook parameters.
1082 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
1084 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1085 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1086 mips_trampoline_init): New.
1087 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
1088 mips_asm_trampoline_template.
1089 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
1090 update for hook parameters.
1092 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1093 (TARGET_TRAMPOLINE_INIT): New.
1094 (mmix_trampoline_size): Remove.
1095 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
1096 make static. Remove out-of-date tetra vs octa comment.
1097 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
1098 make static; update for hook parameters.
1099 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
1100 (INITIALIZE_TRAMPOLINE): Remove.
1101 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
1102 (TRAMPOLINE_ALIGNMENT): New.
1103 * gcc/config/mmix/mmix-protos.h: Update.
1105 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1106 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1107 mn10300_trampoline_init): New.
1108 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
1109 mn10300_asm_trampoline_template.
1110 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
1112 * config/moxie/moxie.c (moxie_static_chain,
1113 moxie_asm_trampoline_template, moxie_trampoline_init,
1114 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
1115 TARGET_TRAMPOLINE_INIT): New.
1116 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
1117 moxie_trampoline_init.
1118 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
1119 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1121 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
1122 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
1123 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
1124 pa_trampoline_adjust_address): New.
1125 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
1126 pa_asm_trampoline_template.
1127 (TRAMPOLINE_ALIGNMENT): New.
1128 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
1129 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
1130 adjust for hook parameters.
1131 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
1133 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
1134 (TARGET_TRAMPOLINE_INIT): New.
1135 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
1136 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
1138 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
1140 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
1141 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
1142 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
1143 make static; adjust parameters for the hook.
1144 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
1146 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
1147 s390_trampoline_template; make static.
1148 (s390_trampoline_init): Rename from s390_initialize_trampoline;
1149 make static; adjust for target hook.
1150 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
1151 * config/s390/s390-protos.h: Remove trampoline decls.
1152 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
1153 (TRAMPOLINE_TEMPLATE): Remove.
1154 (TRAMPOLINE_ALIGNMENT): New.
1156 * config/score/score-protos.h (score_initialize_trampoline): Remove.
1157 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1158 (TARGET_TRAMPOLINE_INIT): New.
1159 (score_asm_trampoline_template): New.
1160 (score_trampoline_init): Rename from score_initialize_trampoline;
1161 make static; adjust for hook parameters.
1162 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
1163 score[37]_asm_trampoline_template.
1164 (INITIALIZE_TRAMPOLINE): Remove.
1165 * config/score/score3.c (score3_asm_trampoline_template): New.
1166 (score3_trampoline_init): Rename from score3_initialize_trampoline;
1167 adjust for target hook.
1168 * config/score/score7.c (score7_asm_trampoline_template): New.
1169 (score7_trampoline_init): Rename from score7_initialize_trampoline;
1170 adjust for target hook.
1171 * config/score/score3.h, config/score/score7.h: Update.
1173 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
1174 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
1175 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
1176 (sh_trampoline_init): Rename from sh_initialize_trampoline;
1177 make static; adjust for target hook parameters.
1178 (sh_trampoline_adjust_address): New.
1179 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
1180 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
1182 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
1183 (sparc32_initialize_trampoline): Rename from
1184 sparc_initialize_trampoline; make static; replace tramp parameter
1185 with m_tramp and update memory accesses.
1186 (sparc64_initialize_trampoline): Similarly.
1187 (sparc_trampoline_init): New.
1188 * config/sparc/sparc-protos.h: Remove trampoline decls.
1189 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
1190 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
1192 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
1193 (array_to_constant): Make ARR parameter const.
1194 (spu_trampoline_init): Rename from spu_initialize_trampoline;
1195 make static; update for hook parameters.
1196 * config/spu/spu-protos.h: Update decls.
1197 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
1199 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
1200 from xstormy16_initialize_trampoline; make static; update for
1202 (TARGET_TRAMPOLINE_INIT): New.
1203 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
1205 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1206 (TARGET_TRAMPOLINE_INIT): New.
1207 (v850_can_eliminate): Make static.
1208 (v850_asm_trampoline_template, v850_trampoline_init): New.
1209 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
1210 v850_asm_trampoline_template.
1211 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
1212 and adjust for target hook parameters.
1214 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1215 (TARGET_TRAMPOLINE_INIT): New.
1216 (vax_asm_trampoline_template, vax_trampoline_init): New.
1217 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
1218 vax_asm_trampoline_template.
1219 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
1221 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
1222 (TARGET_TRAMPOLINE_INIT): New.
1223 (xtensa_asm_trampoline_template): Rename from
1224 xtensa_trampoline_template; make static.
1225 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
1226 make static; update for hook parameters.
1227 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
1228 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
1229 (INITIALIZE_TRAMPOLINE): Remove.
1231 * config/i386/i386.c (ix86_function_regparm): Do not issue an
1232 error for nested functions with regparm=3.
1233 (ix86_compute_frame_layout): Adjust frame pointer offset for
1234 ix86_static_chain_on_stack.
1235 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
1236 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
1237 don't reset to UNITS_PER_WORD.
1238 (ix86_emit_leave): Adjust ix86_cfa_state.
1239 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
1240 (ix86_static_chain): New.
1241 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
1242 make static; update for target hook parameters; use ix86_static_chain.
1243 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
1244 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
1245 (INITIALIZE_TRAMPOLINE): Remove.
1246 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
1247 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
1248 to the end. Add static_chain_on_stack.
1249 (ix86_static_chain_on_stack): New.
1251 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
1252 (m68k_output_mi_thunk): Don't use static_chain_rtx.
1253 (m68k_trampoline_init): New.
1254 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
1255 m68k_trampoline_init and adjust for hook parameters.
1256 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
1257 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
1259 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1261 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
1262 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
1264 * reload1.c (reload): Call wrap_constant when substituting
1265 reg for equiv inside of DEBUG_INSNs.
1268 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
1269 add_call_src_coords_attributes, add_high_low_attributes,
1270 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
1271 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
1272 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
1273 when -gdwarf-2 -gstrict-dwarf.
1274 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
1275 -gdwarf-[23] -gstrict-dwarf.
1276 (address_of_int_loc_descriptor, loc_descriptor,
1277 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
1278 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
1279 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
1281 2009-09-22 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/41428
1284 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
1285 (ccp_finalize): Pass it to substitute_and_fold.
1287 2009-09-22 Richard Guenther <rguenther@suse.de>
1289 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
1290 (substitute_and_fold): Adjust prototype.
1291 * tree-vrp.c (vrp_evaluate_conditional): Make static.
1292 (simplify_stmt_using_ranges): Likewise.
1293 (fold_predicate_in): Move here from tree-ssa-propagate.c.
1294 (vrp_fold_stmt): New function.
1295 (vrp_finalize): Pass it to substitute_and_fold.
1296 * tree-flow.h (vrp_evaluate_conditional): Remove.
1297 (simplify_stmt_using_ranges): Likewise.
1298 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
1299 * tree-ssa-copy.c (fini_copy_prop): Likewise.
1300 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
1302 (fold_predicate_in): Move to tree-vrp.c.
1303 (substitute_and_fold): Use the callback instead of calling into
1304 tree-vrp.c functions directly.
1306 2009-09-22 Jakub Jelinek <jakub@redhat.com>
1308 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
1309 comparison warning on rs6000.
1312 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
1313 GIMPLE_EH_MUST_NOT_THROW cleanup.
1314 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1316 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
1319 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
1320 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
1321 LIB_SPEC for darwin10 and later since it always uses the unwinder in
1322 libSystem which is derived from the gcc 4.2.1 unwinder.
1324 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1327 * varasm.c (default_encode_section_info): Copy TLS model into
1328 sym_ref flags regardless of backend support for TLS, for all
1329 model types except TLS_MODEL_EMULATED.
1331 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
1334 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
1335 we can handle it correctly.
1337 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1339 * doc/install.texi (os2): Remove section.
1341 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
1343 * doc/standards.texi (Objective-C): Adjust two URLs.
1345 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
1347 * tree-tailcall.c (process_assignment): Don't check if a
1348 multiplication or an addition are already present.
1349 (find_tail_calls): Combine multiple additions and multiplications.
1350 (adjust_accumulator_values): Emit accumulators.
1352 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
1354 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
1355 xmm register restore.
1357 2009-09-21 Jan Hubicka <jh@suse.cz>
1359 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
1360 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
1363 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
1365 * stor-layout.c (layout_type): Remove obsolete code.
1367 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
1370 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
1372 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1375 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
1376 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
1377 (fold_builtin_2, do_mpc_arg1): Update accordingly.
1378 * fold-const.c (const_binop): Likewise.
1379 * real.h (do_mpc_arg2): Update prototype.
1381 2009-09-20 Jan Hubicka <jh@suse.cz>
1383 * dwarf2out.c (add_const_value_attribute): Return true if successful.
1384 (add_location_or_const_value_attribute): Rewrite using
1386 (tree_add_const_value_attribute): Return true if successful.
1387 (tree_add_const_value_attribute_for_decl): Likewise.
1389 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
1390 (loc_descriptor): ... here;
1391 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1392 (cst_pool_loc_descr): Break out from ...; do not reffer constant
1393 pool items that was not marked for output.
1394 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
1395 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1396 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
1397 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
1398 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
1399 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
1400 DW_OP_stack_value to get address of items that are not available
1402 (dw_loc_list): Handle single element lists correctly.
1404 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
1405 Pascal Obry <obry@adacore.com>
1407 * unwind-dw2-fde.c (classify_object_over_fdes):
1408 Cast the constant 1 to _Unwind_Ptr.
1409 (add_fdes): Likewise.
1410 (linear_search_fdes): Likewise.
1412 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
1414 * stor-layout.c (set_sizetype): Avoid useless type copy.
1416 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1418 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
1420 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
1421 * configure, config.in: Regenerate.
1422 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
1424 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
1425 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
1426 for global data if the output could be used in a shared library.
1427 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
1428 to 0 if TARGET_WRITABLE_EH_FRAME.
1430 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
1432 PR rtl-optimization/39886
1433 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
1434 just when insn is equal to BB_END (bb).
1436 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
1438 * config/mips/mips.opt (mrelax-pic-calls): New option.
1439 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
1441 (mips_unspec_call): Change "unspec_call" expander into this.
1442 (mips_strip_unspec_call): New function.
1443 (mips_got_load): Call mips_unspec_call instead of
1444 gen_unspec_call<mode>.
1445 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
1447 (mips_cfg_in_reorg): New function.
1448 (mips16_lay_out_constants): Use it to decide whether to call
1449 CFG-aware insn splitting.
1450 (r10k_insert_cache_barriers): Move CFG set-up code from here to
1451 mips_reorg. Move DF set-up code from here ...
1452 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
1454 (mips_reorg): Call mips_df_reorg instead of
1455 r10k_insert_cache_barriers. Move CFG set-up code here from
1456 r10k_insert_cache_barriers.
1457 (mips_call_expr_from_insn): New function.
1458 (mips_pic_call_symbol_from_set): Likewise.
1459 (mips_find_pic_call_symbol): Likewise.
1460 (mips_annotate_pic_call_expr): Likewise.
1461 (mips_get_pic_call_symbol): Likewise.
1462 (mips_annotate_pic_calls): Likewise.
1463 (mips_override_options): Disable -mrelax-pic-calls unless PIC
1465 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
1466 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
1467 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
1469 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
1470 (unspec_call<mode>): Remove it.
1471 (sibcall_internal, sibcall_value_internal,
1472 sibcall_value_multiple_internal, call_internal, call_split,
1473 call_value_internal, call_value_split,
1474 call_value_multiple_internal, call_value_multiple_split): Pass
1475 SIZE_OPNO to MIPS_CALL.
1476 (call_internal_direct, call_direct_split,
1477 call_value_internal_direct, call_value_direct_split): Pass -1 as
1478 SIZE_OPNO to MIPS_CALL.
1479 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
1480 * configure: Regenerate.
1481 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
1482 and -mno-relax-pic-calls.
1483 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
1485 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1488 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
1489 in the directory this rule is called from, rather than the
1490 toplevel 'gcc' directory, to fix in-tree build.
1492 2009-09-19 Chris Demetriou <cgd@google.com>
1494 PR preprocessor/28435:
1495 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
1496 to cpplib that the preprocessor output is needed.
1498 2009-09-19 Jakub Jelinek <jakub@redhat.com>
1500 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
1501 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
1502 *return_and_restore_fpregs_<mode>,
1503 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
1506 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
1507 instead of assuming it has always a REG inside of it.
1509 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
1511 * config/freebsd.h: Update comment on types.
1512 (WINT_TYPE): Define.
1514 2009-09-18 Jason Merrill <jason@redhat.com>
1516 * c.opt: Add -fno-deduce-init-list.
1518 2009-09-18 Neil Vachharajani <nvachhar@google.com>
1520 * value-prof.c (interesting_stringop_to_profile_p): Added output
1521 argument to indicate which parameter is the size parameter.
1522 * value-prof.c (gimple_stringop_fixed_value): Use
1523 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
1524 * value-prof.c (gimple_stringops_transform): Update call sites to
1525 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
1527 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
1530 From David Binderman <dcb314@hotmail.com>:
1531 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
1532 local variable f. Remove stale comments.
1533 (ix86_compute_frame_layout): Remove useless local variable total_size.
1534 Remove #if 0'd code.
1535 (legitimate_address_p): Remove useless local variables
1536 reason_rtx and reason.
1537 (ix86_split_copysign_const): Remove useless local variable op1.
1538 (scale_counter): Remove useless local variable piece_size_mask.
1540 2009-09-18 Jakub Jelinek <jakub@redhat.com>
1542 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
1545 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1548 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
1550 2009-09-17 Jakub Jelinek <jakub@redhat.com>
1552 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
1555 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
1557 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
1558 DW_OP_implicit_value even without dwarf_version 4.
1560 2009-09-17 Jan Hubicka <jh@suse.cz>
1562 * dwarf2out.c: Include tree-pass.h and gimple.h.
1563 (loc_list_plus_const): New function.
1564 (loc_descriptor_from_tree_1): Rename to ...
1565 (loc_descriptor_from_tree): ... remove original.
1566 (loc_list_from_tree): New function.
1567 (add_AT_location_description): Accept location list.
1568 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
1569 (concatn_mem_loc_descriptor): Remove.
1570 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
1572 (secname_for_decl): Move up.
1573 (hidden_reference_p): New function; break out from ...
1574 (loc_by_refernece): ... here; move up.
1575 (dw_loc_list): New function.
1576 (single_element_loc_list): New function.
1577 (single_element_loc_list_p): New function.
1578 (add_loc_descr_to_each): New function.
1579 (add_loc_list): New function.
1580 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
1581 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
1582 add diagnostics why expansion failed.
1583 (add_location_or_const_value_attribute): Support location lists.
1584 (add_bound_info): Likewise.
1585 (descr_info_loc): Update call of loc_descriptor_from_tree.
1586 (gen_variable_die): Work on location lists.
1587 * final.c (pass_final): Add dump file.
1588 * Makefile.in (dwarf2out.o): Add new dependencies.
1590 2009-09-17 Janis Johnson <janis187@us.ibm.com>
1593 * real.c decimal_from_integer, decimal_integer_string): New.
1594 (real_from_integer): Use them as special case for decimal float.
1595 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
1596 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
1597 Do not append zero after the decimal point in string to convert.
1599 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
1601 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1602 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
1604 2009-09-17 Martin Jambor <mjambor@suse.cz>
1606 * common.opt (fipa-sra): New switch.
1607 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
1608 * timevar.def (TV_IPA_SRA): New timevar.
1609 * params.def (ipa-sra-ptr-growth-factor): New parameter.
1610 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
1611 * tree-sra.c: Include cgraph.c.
1612 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
1613 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
1614 and grp_not_necessarilly_dereferenced.
1615 (func_param_count): New variable.
1616 (encountered_apply_args): New variable.
1617 (bb_dereferences): New variable.
1618 (final_bbs): New variable.
1619 (no_accesses_representant): New variable.
1620 (no_accesses_p): New function.
1621 (dump_access): Dump the new fields.
1622 (sra_initialize): Set encountered_apply_args to false.
1623 (get_ssa_base_param): New function.
1624 (mark_parm_dereference): New function.
1625 (create_access): Caring for INIDRECT_REFs and different handling of
1626 varialble length accesses in early IPA SRA. Store the stmt - a new
1627 parameter - to the new access.
1628 (build_access_from_expr_1): New parameter stmt, passed to
1629 create_access. Handle INDIRECT_REFs.
1630 (build_access_from_expr): Pass the current statement to
1631 build_access_from_expr_1.
1632 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
1634 (build_accesses_from_assign): Pass the current statement to
1635 build_access_from_expr_1. Do not create assign links in IPA-SRA.
1636 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
1637 final_bbs when necessary. Check for calls to __builtin_apply_args.
1638 Fixup EH info if anythng was changed.
1639 (is_unused_scalar_param): New function.
1640 (ptr_parm_has_direct_uses): New function.
1641 (find_param_candidates): New function.
1642 (mark_maybe_modified): New function.
1643 (analyze_modified_params): New function.
1644 (propagate_dereference_distances): New function.
1645 (dump_dereferences_table): New function.
1646 (analyze_caller_dereference_legality): New function.
1647 (unmodified_by_ref_scalar_representative): New function.
1648 (splice_param_accesses): New function.
1649 (decide_one_param_reduction): New function.
1650 (enum ipa_splicing_result): New type.
1651 (splice_all_param_accesses): New function.
1652 (get_param_index): New function.
1653 (turn_representatives_into_adjustments): New function.
1654 (analyze_all_param_acesses): New function.
1655 (get_replaced_param_substitute): New function.
1656 (get_adjustment_for_base): New function.
1657 (replace_removed_params_ssa_names): New function.
1658 (sra_ipa_reset_debug_stmts): New function.
1659 (sra_ipa_modify_expr): New function.
1660 (sra_ipa_modify_assign): New function.
1661 (convert_callers): New function.
1662 (modify_function): New function.
1663 (ipa_sra_preliminary_function_checks): New function.
1664 (ipa_early_sra): New function.
1665 (ipa_early_sra_gate): New function.
1666 (pass_early_ipa_sra): New variable.
1667 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
1669 2009-09-17 Michael Matz <matz@suse.de>
1672 * tree.c (build_type_attribute_qual_variant): Export.
1673 * tree.h (build_type_attribute_qual_variant): Declare.
1674 * tree-inline.c (remap_type_1): Use it to build variants with
1675 the original qualifiers and attributes.
1677 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1679 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
1680 without a fallthrough edge.
1682 2009-09-16 DJ Delorie <dj@redhat.com>
1684 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
1685 chip and ignore the "fast_interrupt" attribute if so.
1687 2009-09-16 Richard Henderson <rth@redhat.com>
1690 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
1693 2009-09-16 Richard Henderson <rth@redhat.com>
1696 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
1697 is set only if DECL_NO_STATIC_CHAIN is unset.
1698 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
1699 (FOR_EACH_NEST_INFO): New.
1700 (walk_all_functions): Use it.
1701 (finalize_nesting_tree): Likewise.
1702 (unnest_nesting_tree): Likewise.
1703 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
1704 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
1705 (convert_gimple_call): Early out if gimple_call_chain already set.
1706 (convert_all_function_calls): Iterate until no new functions
1707 require a static chain.
1708 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
1709 when building a trampoline. Use dump_function_to_file instead
1711 (lower_nested_functions): Open dump_file. Validate that decls
1712 that have DECL_NO_STATIC_CHAIN from the front end don't have that
1713 bit reset by this pass.
1715 2009-09-16 Michael Matz <matz@suse.de>
1718 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
1719 shorten decl_common_unused.
1720 (DECL_RESTRICTED_P): New accessor.
1721 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
1722 to disambiguate marked decls and restrict pointers.
1724 2009-09-16 Richard Henderson <rth@redhat.com>
1727 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
1729 2009-09-16 Jakub Jelinek <jakub@redhat.com>
1731 * integrate.c (set_block_abstract_flags): Call
1732 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
1734 2009-09-16 Richard Guenther <rguenther@suse.de>
1737 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
1740 2009-09-16 DJ Delorie <dj@redhat.com>
1741 Kaz Kojima <kkojima@gcc.gnu.org>
1743 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
1744 (sh_expand_prologue): Update calls to output_stack_adjust.
1745 (sh_expand_epilogue): Likewise.
1747 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
1750 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
1751 trying to limit the extent of searches in the insn stream.
1753 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
1754 Jakub Jelinek <jakub@redhat.com>
1758 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1760 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
1761 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
1762 (rs6000_savres_strategy): Always save FP registers inline if the
1763 target doesn't support hardware double-precision. Set the above
1764 bits in return value when needed.
1765 (rs6000_savres_routine_sym): Fix computation for cache selector.
1766 Mark the generated symbol as a function. Rename exitp argument to
1767 lr. Move code for determining the name of the symbol...
1768 (rs6000_savres_routine_name): ...here. New function. Add cases for
1769 getting the names right on AIX and 64-bit Linux.
1770 (savres_routine_name): New variable.
1771 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
1772 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
1773 on what the target routine uses as a base register. If savep && lr
1774 describe saving of r0 into memory slot.
1775 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
1776 line calls for AIX ABI.
1777 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
1778 determine FP save/restore functions.
1779 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
1780 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
1782 (rs6000_emit_epilogue): Adjust computation of restore_lr.
1783 Duplicate restoration of LR and execute the appropriate one
1784 depending on whether GPRs are being restored inline. Set r11 from
1785 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
1786 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
1787 Fix out of line calls for AIX ABI.
1788 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
1790 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
1792 (*restore_gpregs_spe): Likewise.
1793 (*return_and_restore_gpregs_spe): Likewise.
1794 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1795 Define to empty string unconditionally.
1796 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
1797 Define to empty string unconditionally.
1798 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
1801 2009-09-15 Jan Hubicka <jh@suse.cz>
1803 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
1804 * params.def (inline-insns-auto): Likewise.
1806 2009-09-15 Martin Jambor <mjambor@suse.cz>
1808 * ipa-inline.c (estimate_function_body_sizes): Dump info about
1809 individual statements only at TDF_DETAILS dump level. Format
1810 source for 80 characters per line.
1812 2009-09-15 Christian Bruel <christian.bruel@st.com>
1814 * regrename.c (do_replace): Update REG_DEAD notes.
1816 2009-09-15 Revital Eres <eres@il.ibm.com>
1818 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
1819 * targhooks.c (default_builtin_support_vector_misalignment):
1820 New builtin function.
1821 * targhooks.h (default_builtin_support_vector_misalignment):
1823 * target.h (builtin_support_vector_misalignment):
1824 New field in struct gcc_target.
1825 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
1826 new builtin function.
1827 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1829 * config/rs6000/rs6000.c
1830 (rs6000_builtin_support_vector_misalignment): New function.
1831 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1833 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1835 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1837 (bfin_optimize_loop): Likewise.
1838 (bfin_gen_bundles): Likewise.
1839 (workaround_speculation): Likewise.
1840 (find_load): Return NULL_RTX for debug_insn.
1842 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1844 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1847 2009-09-14 DJ Delorie <dj@redhat.com>
1849 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1850 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1853 2009-09-14 Richard Henderson <rth@redhat.com>
1854 Jakub Jelinek <jakub@redhat.com>
1856 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1857 * cfgbuild.c (make_edges): Handle asm goto.
1858 * cfglayout.c (fixup_reorder_chain): Likewise.
1859 * cfgrtl.c (patch_jump_insn): Likewise.
1860 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1861 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1862 (gimple_build_asm_vec): Add and use labels parameter.
1863 (gimple_build_asm): Remove.
1864 (walk_gimple_asm): Walk labels too.
1865 * gimple.def (GIMPLE_ASM): Update docs.
1866 * gimple.h: Update decls.
1867 (struct gimple_statement_asm): Change nc to use unsigned char;
1869 (gimple_asm_nlabels): New.
1870 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1871 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1872 into gimple_build_asm_vec.
1873 * jump.c (mark_jump_label_asm): New.
1874 (mark_jump_label): Use it.
1875 (redirect_jump_1): Handle asm goto.
1876 (invert_jump_1): Soft fail if X is null.
1877 * recog.c (extract_asm_operands): New.
1878 (asm_noperands): Use it; handle asm labels.
1879 (decode_asm_operands): Use extract_asm_operands.
1880 (asm_operand_ok): Properly handle empty string.
1881 * reg-stack.c (get_asm_operands_in_out): Rename from
1882 get_asm_operand_n_inputs; use extract_asm_operands; return both
1883 inputs and outputs by reference; update all callers.
1884 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1885 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1886 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1887 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1888 (extract_asm_operands): Declare.
1889 * stmt.c (expand_asm_operands): Add and use labels parameter.
1890 (check_unique_operand_names): Likewise.
1891 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1892 (expand_asm_stmt): Handle asm labels.
1893 * tree-cfg.c (make_gimple_asm_edges): New.
1894 (make_edges): Use it.
1895 (cleanup_dead_labels): Handle asm labels.
1896 (is_ctrl_altering_stmt): Likewise.
1897 (gimple_redirect_edge_and_branch): Likewise.
1898 * tree.def (ASM_EXPR): Add 5th operand.
1899 * tree.h (ASM_LABELS): New.
1900 (resolve_asm_operand_names): Update decl.
1902 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1903 (c_parser_asm_goto_operands): New.
1904 * c-tree.h (build_asm_expr): Update decl.
1905 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1906 * doc/extend.texi: Document asm goto.
1908 2009-09-14 Richard Henderson <rth@redhat.com>
1910 * except.h: Update declarations.
1911 (struct pointer_map_t): Forward declare.
1912 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1913 (struct eh_landing_pad_d, eh_landing_pad): New.
1914 (struct eh_catch_d, eh_catch): New.
1915 (struct eh_region_d): Remove next_region_sharing_label, aka,
1916 label, tree_label, landing_pad, post_landing_pad, resume,
1917 may_contain_throw. Rename region_number to index. Remove
1918 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1919 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1920 (VEC(eh_landing_pad,gc)): New.
1921 (struct eh_status): Remove last_region_number. Add lp_array,
1922 throw_stmt_table, ttype_data, ehspec_data.
1923 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1924 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1925 * except.c (lang_protect_cleanup_actions): Return tree.
1926 (struct ehl_map_entry): Remove.
1927 (init_eh_for_function): Push zero entries for region and lp_array.
1928 (gen_eh_region): Add to region_array immediately.
1929 (gen_eh_region_catch): Operate on eh_catch objects.
1930 (gen_eh_landing_pad): New.
1931 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1932 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1933 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1934 (get_eh_landing_pad_from_number_fn): New.
1935 (get_eh_landing_pad_from_number): New.
1936 (get_eh_region_from_lp_number_fn): New.
1937 (get_eh_region_from_lp_number): New.
1938 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1939 (get_exception_pointer, get_exception_filter): Remove.
1940 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1941 (current_function_has_exception_handlers): Simplify.
1942 (bring_to_root, eh_region_replaceable_by_p): Remove.
1943 (replace_region, hash_type_list, hash_eh_region): Remove.
1944 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1945 (label_to_region_map, num_eh_regions): Remove.
1946 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1947 (find_exception_handler_labels): Remove.
1948 (duplicate_eh_regions_0, find_prev_try): Remove.
1949 (struct duplicate_eh_regions_data): New.
1950 (duplicate_eh_regions_1): Rewrite.
1951 (duplicate_eh_regions): Return a pointer map instead of an
1953 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1954 (redirect_eh_edge_to_label): Remove.
1955 (eh_region_outermost): Rewrite using eh_region pointers
1956 instead of integers.
1957 (add_ttypes_entry): Update for ttype_data move to eh_status.
1958 (add_ehspec_entry): Rewrite with VEC instead of varray.
1959 (assign_filter_values): Likewise. Export.
1960 (build_post_landing_pads, connect_post_landing_pads): Remove.
1961 (dw2_build_landing_pads): Rewrite to use lp_array.
1962 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1963 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1964 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1965 (sjlj_mark_call_sites): Update for landing pad numbers.
1966 (finish_eh_generation): Rewrite.
1967 (gate_handle_eh): Do nothing for no eh tree.
1968 (pass_rtl_eh): Move up near finish_eh_generation.
1969 (remove_eh_landing_pad): New.
1970 (remove_eh_handler): Export.
1971 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1972 (for_each_eh_label): Rewrite to use lp_array.
1973 (make_reg_eh_region_note): New.
1974 (make_reg_eh_region_note_nothrow_nononlocal): New.
1975 (insn_could_throw_p): New.
1976 (copy_reg_eh_region_note_forward): New.
1977 (copy_reg_eh_region_note_backward): New.
1978 (check_handled, add_reachable_handler): Remove.
1979 (reachable_next_level, foreach_reachable_handler): Remove.
1980 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1981 (get_eh_region_and_lp_from_rtx): New.
1982 (get_eh_region_from_rtx): New.
1983 (can_throw_internal_1, can_throw_external_1): Remove.
1984 (can_throw_internal): Use get_eh_region_from_rtx.
1985 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1986 (insn_nothrow_p, can_nonlocal_goto): New.
1987 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1988 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1989 (add_action_record): Use VEC not varray.
1990 (collect_one_action_chain): Update for eh_region changes.
1991 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1992 Use get_eh_region_and_lp_from_rtx.
1993 (gate_convert_to_eh_region_ranges): New.
1994 (pass_convert_to_eh_region_ranges): Use it.
1995 (push_uleb128, push_sleb128): Use VEC not varray.
1996 (output_one_function_exception_table): Likewise.
1997 (dump_eh_tree): Update for eh_region changes.
1998 (verify_eh_tree): Likewise.
1999 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
2000 * tree-eh.c: Include target.h.
2001 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
2002 Don't disallow GIMPLE_RESX; adjust argument check.
2003 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
2004 (record_stmt_eh_region): Update for landing pad numbers;
2005 generate a landing pad if necessary.
2006 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
2007 (remove_stmt_from_eh_lp_fn): Similarly.
2008 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
2009 Update for lp numbers; don't special case missing throw_stmt_table.
2010 (lookup_expr_eh_lp): Similarly.
2011 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
2012 (eh_seq, eh_region_may_contain_throw): New.
2013 (struct leh_state): Add ehp_region.
2014 (struct leh_tf_state): Remove eh_label.
2015 (emit_post_landing_pad): New.
2016 (emit_resx, emit_eh_dispatch): New.
2017 (note_eh_region_may_contain_throw): New.
2018 (frob_into_branch_around): Take eh_region not eh label;
2019 emit eh code into eh_seq.
2020 (honor_protect_cleanup_actions): Early exit for no actions. Don't
2021 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
2022 lower_eh_must_not_throw. Emit code to eh_seq.
2023 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
2024 (lower_try_finally_onedest): Likewise.
2025 (lower_try_finally_copy): Likewise.
2026 (lower_try_finally_switch): Likewise.
2027 (lower_try_finally): Initialize ehp_region.
2028 (lower_catch): Update for eh_catch objects.
2029 (lower_eh_filter): Don't handle must_not_throw.
2030 (lower_eh_must_not_throw): New.
2031 (lower_cleanup): Don't set eh_label.
2032 (lower_eh_constructs_2): Resolve eh builtins.
2033 Handle GIMPLE_EH_MUST_NOT_THROW.
2034 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
2035 Add eh_seq to the end of the function body.
2036 (make_eh_dispatch_edges): New.
2037 (make_eh_edge): Remove.
2038 (make_eh_edges): Simplify for landing pads.
2039 (redirect_eh_edge_1): New.
2040 (redirect_eh_edge): Use it.
2041 (redirect_eh_dispatch_edge): New.
2042 (stmt_could_throw_p): Use a switch. Allow RESX.
2043 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
2044 (stmt_can_throw_internal): Likewise.
2045 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
2046 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
2047 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
2048 (gate_refactor_eh): New.
2049 (pass_refactor_eh): Use it.
2050 (lower_resx, execute_lower_resx, pass_lower_resx): New.
2051 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
2052 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
2053 (remove_unreachable_handlers): Rename from
2054 tree_remove_unreachable_handlers; rewrite for landing pads;
2055 call remove_eh_handler directly.
2056 (remove_unreachable_handlers_no_lp): New.
2057 (unsplit_eh, unsplit_all_eh): New.
2058 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
2059 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
2060 (cleanup_empty_eh_unsplit): New.
2061 (cleanup_empty_eh): Rewrite.
2062 (cleanup_all_empty_eh): New.
2063 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
2064 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
2065 (gate_cleanup_eh): New.
2066 (pass_cleanup_eh): Use it.
2067 (verify_eh_edges): Move later in file. Expect one EH edge.
2068 (verify_eh_dispatch_edge): New.
2070 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
2071 (gtype-desc.o): Add TARGET_H.
2072 (tree.o): Use EXCEPT_H, not except.h.
2073 (cfgbuild.o): Add EXPR_H.
2074 (GTFILES): Add vecprim.h.
2075 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
2076 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
2077 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
2078 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
2079 * calls.c (emit_call_1): Use make_reg_eh_region_note.
2080 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
2081 calls to can_throw_internal.
2082 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
2083 (make_edges): Don't handle RESX; use can_nonlocal_goto.
2084 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
2085 (expand_gimple_stmt): Use make_reg_eh_region_note.
2086 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
2087 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
2088 or find_exception_handler_labels.
2089 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
2090 there is exacly one EH edge. Use can_nonlocal_goto and
2092 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
2093 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
2094 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
2095 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
2096 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
2097 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
2098 * dse.c (scan_insn): Use insn_could_throw_p.
2099 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
2100 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
2101 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
2102 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
2103 EXC_PTR_EXPR or FILTER_EXPR.
2104 (tree_expr_nonzero_warnv_p): Likewise.
2105 * function.h: Include vecprim.h, not varray.h
2106 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
2107 move ttype_data and ehspec_data members to struct eh_status; change
2108 action_record_data member to a VEC.
2109 * gcse.c (hash_scan_set): Use can_throw_internal.
2110 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
2111 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
2112 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2113 (block_may_fallthru): Don't handle RESX_EXPR.
2114 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
2115 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
2116 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
2117 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
2118 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
2119 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
2120 (gimple_size): Likewise.
2121 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
2122 (gimple_build_resx): Use gimple_build_with_ops.
2123 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
2124 (is_gimple_val): Likewise.
2125 (is_gimple_stmt): Remove RESX_EXPR.
2126 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
2127 (GIMPLE_RESX): Reorder with other EH constructs.
2128 * gimple.h (struct gimple_statement_eh_mnt): New.
2129 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
2130 (gimple_eh_filter_must_not_throw): Remove.
2131 (gimple_eh_filter_set_must_not_throw): Remove.
2132 (gimple_eh_must_not_throw_fndecl): New.
2133 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
2134 (is_gimple_resx): New.
2135 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
2136 Don't copy EH_FILTER_MUST_NOT_THROW.
2137 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
2138 * ipa-inline.c (estimate_function_body_sizes): Don't try to
2139 handle must_not_throw_labels specially.
2140 * ipa-pure-const.c (check_call): Update debug statement for LP.
2141 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
2142 * ipa-utils.c (get_base_var): Likewise.
2143 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
2144 * lower-subreg.c (move_eh_region_note): Remove.
2145 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
2146 * omp-low.c (new_omp_context): Update for eh_lp_nr.
2147 (create_task_copyfn): Likewise.
2148 (maybe_catch_exception): Use gimple_build_eh_filter.
2149 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
2150 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
2151 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
2152 and pass_lower_resx.
2153 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
2154 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
2155 can_throw_internal, can_nonlocal_goto.
2156 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
2157 copy_reg_eh_region_note_forward.
2158 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
2159 (emit_output_reload_insns): Likewise.
2160 (copy_eh_notes): Remove.
2161 * rtl.def (RESX): Remove.
2162 * rtl.h: Update declarations.
2163 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
2164 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
2165 (update_eh_label): Remove.
2166 (cleanup_dead_labels_eh): New.
2167 (cleanup_deal_labels): Use it instead of update_eh_label.
2168 (gimple_merge_blocks): Update landing pad data structure when
2169 removing a landing pad label.
2170 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
2171 test; handle GIMPLE_EH_MUST_NOT_THROW.
2172 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
2173 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
2174 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
2175 (verify_stmt): Likewise. Verify landing pads.
2176 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
2177 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
2178 (struct move_stmt_d): Add eh_map.
2179 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
2180 (move_stmt_r): Remap eh region numbers in builtin calls,
2181 resx and eh_dispatch.
2182 (move_block_to_fn): Remove eh_offset parameter. Use
2183 maybe_duplicate_eh_stmt_fn.
2184 (find_outermost_region_in_block): Operate on eh_region pointers
2185 instead of region numbers.
2186 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
2187 duplicate_eh_regions.
2188 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
2189 test earlier. Disallow EH landing pads.
2190 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
2191 * tree-flow.h: Update declarations.
2192 (struct tree_ann_common_d): Replace rn with lp_nr.
2193 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
2194 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
2195 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
2196 resx and eh_dispatch.
2197 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
2198 (copy_edges_for_bb): Use make_eh_dispatch_edges.
2199 (copy_cfg_body): Expect eh_map instead of eh_region_offset
2200 from duplicate_eh_regions.
2201 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
2202 update RESX; handle EH_DISPATCH.
2203 (expand_call_inline): Set eh_lp_nr, not eh_region.
2204 (maybe_inline_call_in_expr): Likewise.
2205 * tree-inline.h (struct copy_body_data): Replace eh_region with
2206 eh_lp_nr, eh_region_offset with eh_map.
2207 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
2208 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
2209 * tree-pretty-print.c (dump_generic_node): Don't handle
2210 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
2211 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
2212 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
2213 EXC_PTR_EXPR, FILTER_EXPR.
2214 * tree-ssa-operands.c (get_expr_operands): Likewise.
2215 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
2216 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2217 (ao_ref_init_from_vn_reference): Likewise.
2218 * tree-ssa-sink.c (statement_sink_location): Likewise.
2219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2220 (mark_virtual_phi_result_for_renaming): Export. Tidy.
2221 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
2222 EXC_PTR_EXPR, FILTER_EXPR.
2223 (is_exception_related): Remove.
2224 (compute_avail): Don't call it.
2225 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
2226 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
2227 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
2228 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
2230 (build_resx): Remove.
2231 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
2232 * tree.h: Update declarations.
2233 (EH_FILTER_MUST_NOT_THROW): Remove.
2234 (struct tree_label_decl): Add eh_landing_pad_nr.
2235 (EH_LANDING_PAD_NR): New.
2236 * value-prof.c (gimple_ic): Tidy variable names. Update for
2237 landing pad numbers.
2238 (gimple_stringop_fixed_value): Tidy variable names. Assert
2239 that neither call stmt can throw.
2240 * vecprim.h (uchar): New.
2241 (VEC(uchar,heap), VEC(uchar,gc)): New.
2243 * c-common.c (c_define_builtins): Update call to
2244 build_common_builtin_nodes.
2245 * c-parser.c (c_parse_file): Don't call
2246 default_init_unwind_resume_libfunc.
2248 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
2250 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
2251 (mips_cprestore_address_p): Likewise.
2252 (mips_save_gp_to_cprestore_slot): Likewise.
2253 (mips_restore_gp): Rename to...
2254 (mips_restore_gp_from_cprestore_slot): ...this.
2255 (mips_must_initialize_gp_p): Declare.
2256 (mips_emit_save_slot_move): Likewise.
2257 (mips_output_load_label): Return nothing.
2258 (mips_eh_uses): Declare.
2259 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
2260 (TARGET_CPRESTORE_DIRECTIVE): New macro.
2261 (TARGET_ABSOLUTE_JUMPS): Likewise.
2262 (EH_USES): Likewise.
2263 (FIRST_PSEUDO_REGISTER): Update comment.
2264 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
2265 (MIPS_CALL): ...here.
2266 (REGISTER_NAMES): Add $cprestore.
2267 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
2268 Add load_label_length, has_inflexible_gp_insn_p,
2269 has_flexible_gp_insn_p, must_initialize_gp_p and
2270 must_restore_gp_when_clobbered_p.
2271 (mips_expand_call): Don't generate split instructions here.
2272 (mips_split_call): Update the call to mips_restore_gp after
2273 the above name change.
2274 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
2275 (mips_find_gp_ref): New function.
2276 (mips_insn_has_inflexible_gp_ref_p): Likewise.
2277 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
2278 (mips_insn_has_flexible_gp_ref_p): Likewise.
2279 (mips_cfun_has_flexible_gp_ref_p): Likewise.
2280 (mips_function_has_gp_insn): Delete.
2281 (mips_global_pointer): Drop the df_regs_ever_live_p check.
2282 Use the new functions above. Only return INVALID_REGNUM
2283 for TARGET_ABSOLUTE_JUMPS.
2284 (mips_must_initialize_gp_p): New function.
2285 (mips_get_cprestore_base_and_offset): New function, extracted from...
2286 (mips_cprestore_slot): ...here. Take a bool parameter.
2287 (mips_cfun_has_cprestore_slot_p): New function.
2288 (mips_cprestore_address_p): Likewise.
2289 (mips_save_gp_to_cprestore_slot): Likewise.
2290 (mips_restore_gp): Rename to...
2291 (mips_restore_gp_from_cprestore_slot): ...this. Assert
2292 epilogue_completed. Update the call to mips_cprestore_slot.
2293 Test cfun->machine->must_restore_gp_when_clobbered_p.
2294 (mips_direct_save_slot_move_p): New function.
2295 (mips_emit_save_slot_move): Likewise.
2296 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
2297 of cfun->machine->global_pointer.
2298 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
2299 (mips_save_reg): Use mips_emit_save_slot_move.
2300 (mips_expand_prologue): Set must_initialize_gp_p.
2301 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
2302 for all cprestore saves. Emit a use_cprestore instruction after
2303 setting up the cprestore slot.
2304 (mips_restore_reg): Use mips_emit_save_slot_move.
2305 (mips_process_load_label): New function.
2306 (mips_load_label_length): Likewise.
2307 (mips_output_load_label): Don't return asm: output it here instead.
2308 Use mips_process_load_label.
2309 (mips_adjust_insn_length): Adjust the length of branch instructions
2310 that have length MAX_PIC_BRANCH_LENGTH.
2311 (mips_output_conditional_branch): Update the call to
2312 mips_output_load_label. Assume the branch target is OPERANDS[0]
2313 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
2314 (mips_output_order_conditional_branch): Swap the meaning of
2315 OPERANDS[0] and OPERANDS[1].
2316 (mips_variable_issue): Don't count ghost instructions.
2317 (mips_expand_ghost_gp_insns): New function.
2318 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
2319 (mips_output_mi_thunk): Set must_initialize_gp_p.
2320 (mips_eh_uses): New function.
2321 * config/mips/predicates.md (cprestore_save_slot_operand)
2322 (cprestore_load_slot_operand): New predicates.
2323 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
2324 (UNSPEC_MOVE_GP): Likewise.
2325 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
2326 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
2327 (CPRESTORE_SLOT_REGNUM): New register.
2328 (MAX_PIC_BRANCH_LENGTH): New constant.
2329 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
2330 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
2331 branches. Fix commentary.
2332 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
2333 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
2334 Change type to "ghost".
2335 (loadgp_absolute_<mode>): Likewise.
2336 (loadgp_rtp_<mode>): Likewise.
2337 (copygp_mips16): Likewise.
2338 (loadgp_blockage): Remove redundant mode attribute.
2339 (potential_cprestore): New instruction.
2340 (cprestore): Turn into an unspec set.
2341 (use_cprestore): New instruction.
2342 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
2343 (*branch_fp_inverted): Likewise.
2344 (*branch_order<mode>): Likewise.
2345 (*branch_order<mode>_inverted): Likewise.
2346 (*branch_equality<mode>): Likewise.
2347 (*branch_equality<mode>_inverted): Likewise.
2348 (*branch_bit<bbv><mode>): Likewise.
2349 (*branch_bit<bbv><mode>_inverted): Likewise.
2350 (*branch_equality<mode>_mips16): Remove redundant mode.
2351 (jump): Turn into a define_expand.
2352 (*jump_absolute): New instruction.
2353 (*jump_pic): Likewise.
2354 (*jump_mips16): Rename previously-unnamed pattern. Remove
2355 redundant mode attribute.
2356 (restore_gp): Split on epilogue_completed rather than
2357 reload_completed. Change type to "ghost".
2358 (move_gp<mode>): New instruction.
2359 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
2360 Remove redundant mode attribute.
2361 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
2362 (bc1any4f, bc1any2t, bc1any2f): Likewise.
2363 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2365 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2368 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
2369 are returned in the same register (vs34 or v2) that Altivec vector
2370 types are returned in.
2371 (rs6000_libcall_value): Ditto.
2374 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
2375 instead of explicit addsi3/adddi3 calls.
2376 (rs6000_split_multireg_move): Ditto.
2377 (rs6000_emit_allocate_stack): Ditto.
2378 (rs6000_emit_prologue): Ditto.
2379 (rs6000_output_mi_thunk): Ditto.
2381 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
2382 size is 64 bits if we can use 64-bit registers.
2384 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
2386 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
2389 From Jie Zhang <jie.zhang@analog.com>:
2390 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
2391 save FP and RETS with saveall attribute.
2392 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
2393 with saveall attribute.
2395 * config/bfin/bfin.c (bfin_expand_builtin,
2396 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
2399 From Jie Zhang <jie.zhang@analog.com>:
2400 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
2401 before use in two places.
2402 * config/bfin/bfin.md (AREG): Define mode iterator.
2403 (reload_in, reload_out): Use mode iterator AREG.
2405 2009-09-14 Richard Guenther <rguenther@suse.de>
2408 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
2409 EH personality path.
2411 2009-09-13 Richard Guenther <rguenther@suse.de>
2412 Rafael Avila de Espindola <espindola@google.com>
2414 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
2415 (LANG_HOOKS_EH_PERSONALITY): Likewise.
2416 (LANG_HOOKS_INITIALIZER): Adjust.
2417 (lhd_pass_through_t): Declare.
2418 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
2420 * langhooks.c (lhd_pass_through_t): New function.
2421 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
2422 dwarf2out_begin_prologue): Use personality from current_function_decl.
2423 * expr.h (get_personality_function): Declare.
2424 * expr.c (get_personality_function): New function.
2425 (build_personality_function): Likewise.
2426 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
2427 (eh_personality_libfunc): Remove.
2428 * optabs.c (build_libfunc_function): New function split out from ...
2429 (init_one_libfunc): ... here.
2430 * tree.h (DECL_FUNCTION_PERSONALITY): New.
2431 (tree_function_decl): Add personality.
2432 (lhd_gcc_personality): Declare.
2433 (build_personality_function): Likewise.
2434 * tree.c (gcc_eh_personality_decl): New.
2435 (lhd_gcc_personality): New function.
2436 * except.h (lang_eh_runtime_type): Remove.
2437 (enum eh_personality_kind): New.
2438 (build_personality_function): Declare.
2439 (function_needs_eh_personality): Declare.
2440 * except.c (lang_eh_runtime_type): Remove.
2441 (function_needs_eh_personality): New function.
2442 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
2443 (sjlj_emit_function_enter, output_function_exception_table):
2444 Use personality from current_function_decl.
2445 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
2446 * tree-inline.c (tree_can_inline_p): Do not inline across different
2448 (expand_call_inline): Likewise. Adjust the callers EH personality.
2449 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
2450 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
2451 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
2452 (c-parser.o): Likewise
2453 * c-tree.h (c_eh_initialized_p): Remove.
2454 (c_maybe_initialize_eh): Likewise.
2455 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
2456 (finish_decl): Don't call c_maybe_initialize_eh.
2457 (c_eh_initialized_p): Remove.
2458 (c_maybe_initialize_eh): Likewise.
2459 * c-parser.c (c_parser_omp_construct): Likewise.
2460 (c_parse_file): Initialize exception handling.
2462 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
2464 * config.gcc (tm_file): Remove i386/biarch32.h
2465 for i?86-w64-mingw* case.
2466 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
2468 * config.host: Set for x64 mingw the option
2469 use_long_long_for_widest_fast_int to yes.
2471 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
2473 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2474 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
2475 (dbxout_begin_function): Likewise.
2476 * final.c (dwarf2_debug_info_emitted_p): New predicate.
2477 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
2478 set on the function.
2479 (final_end_function): Likewise.
2480 (final_scan_insn): Likewise.
2481 (rest_of_handle_final): Likewise.
2482 * varasm.c (assemble_start_function): Likewise.
2483 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2485 2009-09-12 Jason Merrill <jason@redhat.com>
2487 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
2488 * opts.c (common_handle_option): constify.
2490 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2492 * doc/install.texi (avr): Remove obsolete reference site.
2494 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
2496 * doc/install.texi (Binaries): Adjust AIX link.
2498 2009-09-12 Akim Demaille <demaille@gostai.com>
2500 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
2501 Use an imperative sentence.
2503 2009-09-11 Richard Henderson <rth@redhat.com>
2505 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
2506 structure-name and has-tree-operands arguments; update all entries.
2507 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
2509 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
2510 (gsstruct_code_size): New.
2511 (gss_for_code_): New.
2512 (gss_for_code): Remove.
2513 (gimple_size): Rewrite using gsstruct_code_size.
2514 (gimple_statement_structure): Move to gimple.h.
2515 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
2516 (gss_for_code, gimple_statement_structure): New.
2517 (gimple_ops): Use new arrays; tidy.
2519 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2521 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
2522 operand to be a PLUS expression.
2523 * config/pa/pa.c (pa_secondary_reload): Likewise.
2525 2009-09-11 Jakub Jelinek <jakub@redhat.com>
2527 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
2529 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
2532 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2534 From Jie Zhang <jie.zhang@analog.com>:
2535 * doc/extend.texi (node Function Attributes): Document l2
2537 (node Blackfin Variable Attributes): Document l2 variable attributes.
2539 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
2541 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
2542 to match the system compiler's configuration at inflection point.
2543 Add comment to remark a remaining difference with system compiler.
2545 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
2546 * configure: Regenerate.
2548 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
2550 From Jie Zhang <jie.zhang@analog.com>:
2551 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
2552 (bfin_handle_l2_attribute): New.
2553 (bfin_attribute_table): Add l2 attribute.
2555 2009-09-11 Michael Matz <matz@suse.de>
2558 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
2559 on the local_decls list.
2561 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
2565 * cselib.c (cselib_expand_value_rtx_cb): Document callback
2567 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
2568 for VALUEs, to implement the documented interface.
2569 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
2570 Adjust for VALUEs and anything else, to implement the
2571 documented interface.
2573 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
2575 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
2576 with actual SPE/paired vector modes before using 64-bit alignment.
2577 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2579 2009-09-10 DJ Delorie <dj@redhat.com>
2581 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
2584 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
2585 * config/mep/mep.c (mep_legitimate_constant_p): New.
2586 * config/mep/mep-protos.h: Prototype it.
2588 2009-09-10 Richard Henderson <rth@redhat.com>
2590 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2592 2009-09-10 Jason Merrill <jason@redhat.com>
2594 * tree.c (chain_index): New fn.
2595 * tree.h: Declare it.
2597 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2599 * config/sol2-c.c (cmn_err_length_specs): Initialize
2600 scalar_identity_flag.
2602 2009-09-10 Richard Henderson <rth@redhat.com>
2604 * tree.h (struct tree_decl_common): Move align member earlier;
2605 move label_decl_uid member ...
2606 (struct tree_label_decl): ... here.
2607 (LABEL_DECL_UID): Update to match.
2609 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
2612 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
2613 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
2615 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
2616 dest_prev if the edge is complex.
2618 * tree-cfg.c (is_ctrl_stmt): Use a switch.
2620 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
2621 loop latch tests earlier.
2623 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
2624 before GIMPLE_RETURN, not after its predecessor; insert
2627 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
2628 gimple_seq_empty_p to test for no PHI nodes.
2629 * tree-cfg.c (split_critical_edges): Likewise.
2631 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2633 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2635 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
2636 introduced by the VTA branch merge.
2638 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2640 * ira-conflicts.c: Use fputs or putc instead of fprintf
2644 * tree-switch-conversion.c: Ditto.
2646 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
2648 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
2649 introduced by the VTA branch merge.
2651 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
2654 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2656 PR rtl-optimization/39779
2657 * expr.c (convert_modes): Return when mode == oldmode after
2658 CONST_INTs are processed.
2660 2009-09-10 Nick Clifton <nickc@redhat.com>
2662 * config/mep/mep.c (mep_encode_section_info): Copy weakness
2663 attribute and referring decl when creating renamed symbol.
2665 2009-09-10 Richard Guenther <rguenther@suse.de>
2668 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
2670 (cgraph_finalize_compilation_unit): Compute reachability
2671 before emitting thunks. Properly process aliases before
2672 possibly removing unreachable nodes.
2674 2009-09-10 Richard Guenther <rguenther@suse.de>
2677 * tree.c (struct free_lang_data_d): Add worklist member.
2678 (find_decls_types_r): Push onto the worklist instead of recursing.
2679 Handle TREE_BINFOs properly.
2680 (find_decls_types): New function wrapped around find_decls_types_r
2681 to process the worklist.
2682 (find_decls_types_in_eh_region): Use it.
2683 (find_decls_types_in_node): Likewise.
2684 (find_decls_types_in_var): Likewise.
2685 (free_lang_data_in_cgraph): Likewise. Free the worklist.
2686 * tree.h (RECORD_OR_UNION_TYPE_P): New.
2687 (AGGREGATE_TYPE_P): Adjust.
2689 2009-09-09 Jason Merrill <jason@redhat.com>
2691 * configure.ac: Check glibc version even if we have an in-tree
2694 2009-09-09 Anthony Green <green@moxielogic.com>
2696 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
2697 the constant 0 when appropriate.
2698 * config/moxie/constraints.md: Add constraint O.
2700 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
2701 to pass up to 6 32-bit argument values in registers.
2702 (moxie_function_arg): Ditto.
2703 (moxie_arg_partial_bytes): Ditto.
2704 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
2705 (REG_PARM_STACK_SPACE): Ditto.
2706 (FUNCTION_ARG_REGNO_P): Ditto.
2708 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2709 instruction to allocate stack space.
2711 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
2713 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
2714 unnecessarily stringent constraints. Fix address
2715 calculation in the splitters.
2717 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
2719 PR rtl-optimization/39779
2720 * expr.c (convert_modes): Return when mode == oldmode after
2721 CONST_INTs are processed.
2723 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
2726 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
2727 (ix86_expand_prologue): Take frame.padding0 into logic of
2729 (ix86_expand_epilogue): Likewise.
2731 2009-09-09 Jakub Jelinek <jakub@redhat.com>
2733 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
2735 (SHLIB_LINK, SHLIB_INSTALL): Use them.
2736 * config/t-slibgcc-libgcc: New file.
2737 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2739 2009-09-09 Martin Jambor <mjambor@suse.cz>
2741 PR tree-optimization/41089
2742 * tree-sra.c (find_var_candidates): Do not consider va_lists in
2745 2009-09-09 Richard Henderson <rth@redhat.com>
2747 * gimple.h (CASE_GIMPLE_OMP): New.
2748 (is_gimple_omp): Use it.
2749 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
2750 (verify_gimple_debug): Likewise.
2752 2009-09-09 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/41101
2755 * tree-ssa-pre.c (maximal_set): Remove.
2756 (compute_antic_aux): Treat the maximal set as implicitly all ones.
2757 Defer all blocks we didn't visit at least one successor.
2758 (add_to_exp_gen): Do not add to the maximal set.
2759 (make_values_for_phi): Likewise.
2760 (compute_avail): Likewise.
2761 (init_pre): Do not allocate the maximal set.
2762 (execute_pre): Do not dump it.
2764 2009-09-09 Martin Jambor <mjambor@suse.cz>
2766 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
2767 an SSA_NAME rather than a is_gimple_variable.
2769 2009-09-09 Richard Guenther <rguenther@suse.de>
2772 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
2773 code dealing with plain pointer bases.
2774 (maybe_fold_offset_to_reference): Likewise.
2775 (maybe_fold_stmt_addition): Adjust.
2777 2009-09-09 Richard Guenther <rguenther@suse.de>
2779 * tree.c (free_lang_data_in_type): Do not free the type variant
2781 (free_lang_data): Merge char_type_node with its properly signed
2783 (pass_ipa_free): Collect after freeing language specific data.
2785 2009-09-09 Michael Matz <matz@suse.de>
2788 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
2789 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
2790 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
2793 2009-09-08 DJ Delorie <dj@redhat.com>
2795 * config/mep/mep.c (conversions[]): Add "ml" pattern.
2797 2009-09-04 Jason Merrill <jason@redhat.com>
2799 * tree.c (tree_find_value): Remove.
2800 * tree.h: Remove prototype.
2801 * varasm.c (assemble_external): Use value_member instead.
2803 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2805 * toplev.c (process_options): Choose default debugging type when
2806 gtoggle enables debug info and type is unset.
2808 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2812 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
2815 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2817 * configure: Rebuilt with modified libtool.m4.
2819 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2824 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2826 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2828 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2829 (remove_statement): Likewise.
2830 (rewrite_use_nonlinear_expr): Adjust.
2831 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2832 * tree-ssa.c (release_defs_bitset): ... this. New.
2833 * tree-flow.h (release_defs_bitset): Declare.
2835 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2838 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2839 in the middle block.
2841 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2843 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2844 via intptr_t to long type.
2845 (insert_operand_rank): Cast long type via intptr_t to
2847 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2849 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2850 from pointer to unsigned via uintptr_t.
2852 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2853 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2855 * configure: Regenerated.
2856 * config.in: Regenerated
2857 * system.h (stdint.h): Add include.
2858 (inttypes.h): Likewise.
2859 * Makefile.in (aclocal): Add config/stdint.m4.
2860 * aclocal.m4: Regenerated.
2862 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2864 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2866 (note_np_check_stores): New function.
2867 (harmless_null_pointer_p): New function.
2868 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2869 changed. Take into account whether we're in the shadow of a condjump
2870 that tested NP_REG for NULL.
2871 Lose all code that tested for SEQUENCEs.
2872 (workaround_speculation): Avoid inserting NOPs for loads that are
2873 either always executed or a NULL pointer.
2875 2009-09-08 Jan Hubicka <jh@suse.cz>
2877 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2878 * params.def (early-inlining-insns): Likewise.
2880 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2882 PR rtl-optimization/41239
2883 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2884 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2886 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2887 across calls, as the calls might not always return normally.
2888 (call_may_noreturn_p): New function.
2889 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2890 (init_deps): Initialize it.
2891 (remove_from_deps): Also remove calls from
2892 last_function_call_may_noreturn list.
2894 2009-09-07 Richard Henderson <rth@redhat.com>
2896 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2897 more VR->OPERANDS than LHS operands. Free LHS before returning.
2899 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2901 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2902 (attr "addrtype"): New member "spreg".
2903 Use it if mem_spfp_address_operand is true for the address.
2904 (attr "type"): New entry "stall".
2905 (cpu_unit "load"): New.
2906 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2908 (insn_reservation "loadsp"): New.
2909 (insn_reservation "load_stall1"): New.
2910 (insn_reservation "load_stall3"): New.
2912 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2913 (mem_p_address_operand): Exclude stack and frame pointer based
2915 (mem_spfp_address_operand): New; match them here.
2916 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2917 (bfin_reorg): Call it if scheduling insns.
2918 (bfin_gen_bundles): Remove dummy insns created by
2919 add_sched_insns_for_speculation.
2921 From Jie Zhang <jie.zhang@analog.com>:
2922 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2923 bfin_si_revision, bfin_workarounds): Move these ...
2924 * config/bfin/bfin.h: ... here.
2926 From Mike Frysinger <michael.frysinger@analog.com>
2927 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2928 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2929 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2930 bf547m, bf548m, and bf549m.
2931 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2932 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2933 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2934 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2935 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2936 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2937 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2938 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2939 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2940 bf542m, bf544m, bf547m, bf548m, and bf549m.
2942 From Jie Zhang <jie.zhang@analog.com>:
2943 * config/bfin/predicates.md (p_register_operand): New predicate.
2944 (dp_register_operand): New predicate.
2945 * config/bfin/bfin-protos.h (WA_05000074): Define.
2946 (ENABLE_WA_05000074): Define.
2947 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2948 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2949 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2950 (define_attr addrtype): Allow load/store register to be P register.
2951 (define_attr storereg): New.
2952 (define_cpu_unit anomaly_05000074): New.
2953 (define_insn_reservation dsp32shiftimm): New.
2954 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2955 (define_insn_reservation loadp): Cannot use slot2.
2956 (define_insn_reservation loadsp): Cannot use slot2.
2957 (define_insn_reservation storep): Cannot use slot2. Does not
2958 apply when working around 05000074.
2959 (define_insn_reservation storep_anomaly_05000074): New.
2960 (define_insn_reservation storei): Does not apply when working
2962 (define_insn_reservation storei_anomaly_05000074): New.
2963 (define_attr length): Add dsp32shiftimm case.
2964 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2965 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2966 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2967 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2968 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2970 2009-09-07 Martin Jambor <mjambor@suse.cz>
2973 * tree-sra.c (create_artificial_child_access): Return NULL if
2974 build_ref_for_offset fails.
2975 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2976 and create_artificial_child_access to fail.
2978 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2981 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2982 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2983 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2985 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2987 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2988 block, ensure it has an exit edge. Emit a barrier after a jump.
2990 2009-09-07 Nick Clifton <nickc@redhat.com>
2992 * gcc.c (this_is_linker_script): New variable. Like
2993 this_is_library_file but for the %T constructor.
2994 (end_going_arg): If this_is_linker_script is set then locate the
2995 script and insert a --script switch before it
2996 (do_spec_2): Initialise this_is_linker_script.
2997 (do_spec_1): Likewise. Handle %T construct.
2998 (eval_spec_function): Preserve this_is_linker_script.
2999 * doc/invoke.texi: Document %T construct in spec files.
3000 * config/m32c/m32c.h (LIB_SPEC): Use it.
3002 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3004 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
3005 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
3006 when volatile flag is set.
3007 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
3009 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
3012 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
3013 (combine_stack_adjustments_for_block): Allow insns between stack
3014 adjustments and stores with corresponding pre-(dec|inc)rement or
3015 pre-modify operation.
3017 2009-09-06 Jakub Jelinek <jakub@redhat.com>
3020 * combine-stack-adj.c (struct csa_memlist): Rename to...
3021 (struct csa_reflist): ... this. Rename mem field to ref.
3022 (free_csa_memlist): Rename to...
3023 (free_csa_reflist): ... this.
3024 (record_one_stack_memref): Rename to...
3025 (record_one_stack_ref): ... this. Handle also REG_P.
3026 (try_apply_stack_adjustment): Handle also REG_P.
3027 (struct record_stack_memrefs_data): Rename to...
3028 (struct record_stack_refs_data): ... this. Rename memlist field to
3030 (record_stack_memrefs): Rename to...
3031 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
3032 subexpressions instead of failing when a MEM contains SP references.
3033 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
3034 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
3036 2009-09-06 Richard Guenther <rguenther@suse.de>
3039 * tree.c (build_array_type): Do not record types marked
3040 with structural equality in the canonical type hashtable.
3042 2009-09-06 Richard Guenther <rguenther@suse.de>
3045 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
3047 2009-09-05 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
3052 2009-09-05 Richard Guenther <rguenther@suse.de>
3055 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
3057 2009-09-05 Richard Guenther <rguenther@suse.de>
3060 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
3061 before comparing function argument types.
3063 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3066 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
3069 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3072 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3074 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
3075 locators before emit_insn is called.
3077 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
3080 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
3081 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
3082 (reginfo_init): Don't call allocate_reg_info.
3084 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
3087 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
3088 NONDEBUG_INSN_P instead of INSN_P.
3090 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3093 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
3095 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3098 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
3099 pattern of the split.
3101 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3103 * toplev.c (process_options): Move setter of flag_var_tracking
3104 before other tests that depend on it. Move down setter of
3105 flag_rename_registers. Don't enable var-tracking-assignments
3106 by default if selective scheduling is enabled. Warn if both
3109 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
3111 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
3112 comment. Use switch statement to catch overlaps between rtx
3113 and tree codes. Accept FUNCTION_DECLs in addition to those in...
3114 (IS_DECL_CODE): ... here. Remove.
3115 (check_value_is_not_decl): Remove.
3116 (dv_from_decl, dv_from_value): Check after conversion.
3118 2009-09-04 Richard Guenther <rguenther@suse.de>
3121 * (cgraph_finalize_compilation_unit): Move finalizing aliases
3122 after emitting tunks. Move emitting thunks and ctors from ...
3123 (cgraph_optimize): ... here. Remove redundant
3124 cgraph_analyze_functions.
3125 * varasm.c (find_decl_and_mark_needed): Remove no longer
3127 (finish_aliases_1): Adjust check for thunk aliases.
3129 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
3131 * config/arm/arm.md (ctzsi2): Added braces
3132 to avoid warning that broke booststrap.
3134 2009-09-04 Martin Jambor <mjambor@suse.cz>
3136 PR tree-optimization/41112
3137 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
3138 handle variable-bounded arrays.
3139 (expr_with_var_bounded_array_refs_p): New function.
3140 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
3142 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
3144 * config/s390/2097.md: Removed two incorrect bypasses.
3145 (z10_fsimpdf): Fixed latency.
3146 (z10_fhex): New insn_reservation.
3147 (z10_floaddf): Fixed latency.
3148 (z10_floadsf): Fixed latency.
3149 (z10_ftrunctf): Fixed latency.
3150 (z10_ftruncdf): Fixed latency.
3151 * config/s390/s390.c (z10_cost): Fixed values.
3152 (s390_adjust_priority): Added z10 path.
3153 * config/s390/s390.md (type): Added fhex.
3154 (*mov<mode>_64dfp): Updated type attribute.
3155 (*mov<mode>_64): Updated type attribute.
3156 (*mov<mode>_31): Updated type attribute.
3157 (*mov<mode>"): Likewise.
3158 * config/s390/2084.md (x_fsimpdf): Updated condition.
3160 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
3162 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
3163 RTXs in the predicate for operand 1.
3165 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
3167 * config/arm/arm.md (UNSPEC_RBIT): New constant.
3168 (rbitsi2): New insn.
3169 (ctzsi2): New expand.
3170 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
3172 2009-09-03 Martin Jambor <mjambor@suse.cz>
3174 * tree-sra.c (duplicate_expr_for_different_base): Removed.
3175 (create_artificial_child_access): Use build_ref_for_offset instead
3176 of duplicate_expr_for_different_base.
3177 (propagate_subacesses_accross_link): Likewise.
3179 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
3181 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
3183 (mips16e_collect_argument_saves): Skip debug instructions.
3184 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
3185 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
3186 (r10k_insert_cache_barriers): Likewise.
3187 (mips_reorg_process_insns): Likewise.
3189 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
3192 * ira.c (update_equiv_reg): Remove check on class likely spill.
3194 2009-09-03 Jakub Jelinek <jakub@redhat.com>
3197 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
3198 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
3202 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
3203 the stack slot if it is passed by invisible reference.
3204 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
3205 by invisible reference.
3207 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3209 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3210 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
3211 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
3213 * config/bfin/sync.md: New file.
3214 * config/bfin/bfin.md: Include it.
3215 (UNSPEC_ATOMIC): New.
3216 (UNSPEC_ONES): Provide a unique number.
3218 From Jie Zhang <jie.zhang@analog.com>:
3219 * config/bfin/bfin.c (ret_regs): New.
3220 (must_save_fp_p): Don't return true because of frame_pointer_needed.
3221 (must_save_rets_p): New.
3222 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
3223 current_function_is_leaf.
3224 (do_link): Likewise.
3225 (do_unlink): Likewise.
3226 (expand_interrupt_handler_prologue): Use ret_regs array.
3227 (expand_interrupt_handler_epilogue): Use ret_regs array and
3228 pass return register to gen_return_internal.
3229 (bfin_expand_epilogue): Pass return register to
3230 gen_return_internal.
3231 (bfin_expand_call): Explicitly clobber RETS.
3232 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
3233 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
3234 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
3235 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
3237 (return_internal): Take a reg rtx rather than the register number.
3239 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
3241 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
3242 when comparing against estimated_loop_iterations_int return.
3244 2009-09-03 Richard Guenther <rguenther@suse.de>
3246 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
3247 eh_personality_libfunc.
3249 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3251 * tree-parloops.c (separate_decls_in_region): Add space.
3253 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3255 * tree-parloops.c (separate_decls_in_region): Change the condition
3256 checking if there are reductions in the loop.
3258 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
3260 PR tree-optimization/38275
3261 * tree-parloops.c (parallelize_loops): Replace profitability condition
3262 for expected number of iterations.
3264 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3266 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
3267 (bootstrap-debug): Explain conditions in which it becomes default.
3268 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
3271 2009-09-03 Namhyung Kim <namhyung@gmail.com>
3273 * doc/invoke.texi (Optimize Options): Move
3274 -finline-small-functions to the -O2 list.
3276 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
3278 * toplev.c (process_options): Enable var-tracking-assignments
3279 by default if var-tracking is enabled.
3281 2009-09-02 David Daney <ddaney@caviumnetworks.com>
3283 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
3285 * emit-rtl.c (prev_nonnote_insn_bb): New function.
3286 * rtl.h (prev_nonnote_insn_bb): Declare it.
3288 2009-09-03 Diego Novillo <dnovillo@google.com>
3290 * cgraph.c (cgraph_node_for_decl): New.
3291 * cgraph.h (cgraph_node_for_decl): Declare.
3292 * tree.c (host_integerp): Return 0 if T is NULL.
3294 2009-09-03 Diego Novillo <dnovillo@google.com>
3296 * tree.h (struct alias_pair): Move from varasm.c.
3297 (alias_pairs): Likewise.
3298 (TYPE_MAXVAL): Define.
3299 (TYPE_MINVAL): Define.
3300 (iterative_hash_host_wide_int): Declare.
3301 (remove_unreachable_alias_pairs): Declare.
3302 * tree-pass.h (pass_ipa_free_lang_data): Declare.
3303 * diagnostic.c (default_diagnostic_starter): Make extern.
3304 (default_diagnostic_finalizer): Make extern.
3305 * diagnostic.h (default_diagnostic_starter): Declare.
3306 (default_diagnostic_finalizer): Declare.
3307 (default_tree_printer): Declare.
3308 * toplev.c (default_tree_printer): Make extern.
3310 2009-09-03 Richard Guenther <rguenther@suse.de>
3311 Diego Novillo <dnovillo@google.com>
3313 * cgraph.c (cgraph_add_new_function): Remove gimplification.
3314 * cgraphunit.c (cgraph_expand_function): Do not emit
3315 associated thunks from here.
3316 (cgraph_emit_thunks): New.
3317 (cgraph_optimize): Call it.
3318 Return if any IPA pass finds an error.
3319 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
3322 2009-09-03 Simon Baldwin <simonb@google.com>
3323 Rafael Espindola <espindola@google.com>
3324 Richard Guenther <rguenther@suse.de>
3325 Doug Kwan <dougkwan@google.com>
3326 Diego Novillo <dnovillo@google.com>
3328 * tree.c: Include tree-pass.h, langhooks-def.h,
3329 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
3330 (free_lang_data_in_type): New.
3331 (need_assembler_name_p): New.
3332 (free_lang_data_in_block): New.
3333 (free_lang_data_in_decl): New.
3334 (struct free_lang_data_d): New.
3335 (add_tree_to_fld_list): New.
3336 (find_decls_types_r): New.
3337 (get_eh_types_for_runtime): New.
3338 (find_decls_types_in_eh_region): New.
3339 (find_decls_types_in_node): New.
3340 (find_decls_types_in_var): New.
3341 (free_lang_data_in_cgraph): New.
3342 (free_lang_data): New.
3343 (gate_free_lang_data): New.
3344 (pass_ipa_free_lang_data): New.
3346 2009-09-03 Diego Novillo <dnovillo@google.com>
3348 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
3349 * langhooks.h (struct lang_hooks): Add field free_lang_data.
3350 (lang_hooks): Remove const qualifier.
3351 * ipa.c (cgraph_remove_unreachable_nodes): Call
3352 remove_unreachable_alias_pairs.
3353 * except.c (add_type_for_runtime): Check if TYPE has
3354 already been converted.
3355 (lookup_type_for_runtime): Likewise.
3356 (check_handled): Handle converted types.
3357 * varasm.c (remove_unreachable_alias_pairs): New.
3358 * gimple.c: Include demangle.h.
3359 (gimple_decl_printable_name): New.
3360 (gimple_fold_obj_type_ref): New.
3361 * gimple.h (gimple_decl_printable_name): Declare.
3362 (gimple_fold_obj_type_ref): Declare.
3363 * passes.c (init_optimization_passes): Add pass
3364 pass_ipa_free_lang_data.
3365 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
3366 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
3368 2009-09-03 Diego Novillo <dnovillo@google.com>
3370 * c-lang.c (lang_hooks): Remove const qualifier.
3372 2009-09-02 Loren James Rittle <ljrittle@acm.org>
3374 * doc/install.texi (*-*-freebsd*): Update target information.
3376 2009-09-02 Anatoly Sokolov <aesok@post.ru>
3378 * hard-reg-set.h (call_fixed_regs): Remove.
3379 * reginfo.c (call_fixed_regs): Remove.
3380 (init_reg_sets_1): Remove initialization of call_fixed_regs.
3381 (globalize_reg): Don't use call_fixed_regs.
3382 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
3385 2009-09-01 Michael Matz <matz@suse.de>
3387 * expr.h (emit_storent_insn, expand_expr_real_1,
3388 expand_expr_real_2): Declare.
3389 * expr.c (emit_storent_insn, expand_expr_real_1,
3390 expand_expr_real_2): Export.
3391 (store_expr): Setting and evaluating dont_return_target is useless.
3392 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
3393 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
3394 * except.c (expand_resx_expr): Rename to ...
3395 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
3396 * except.h (expand_resx_stmt): Declare.
3397 * stmt.c: Add include gimple.h
3398 (expand_asm_expr): Rename to ...
3399 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
3400 (expand_case): Rewrite to take gimple statement.
3401 * tree.h (expand_asm_stmt): Declare.
3402 (expand_case): Change prototype.
3403 * Makefile.in (stmt.o): Depend on gimple.h.
3404 * builtins.c (expand_builtin_synchronize): Build gimple asm
3405 statement, not an ASM_EXPR.
3406 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
3407 gimple_to_tree, release_stmt_tree): Remove.
3408 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
3409 ggc_free, but hold comparison code and operands separately.
3410 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
3411 (expand_call_stmt, expand_gimple_stmt_1,
3412 expand_gimple_stmt): New helpers.
3413 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
3414 release_stmt_tree. Call expand_gimple_stmt instead.
3415 (expand_gimple_basic_block): Ditto.
3417 * calls.c (emit_call_1): Don't look at EH regions here, make
3418 fntree parameter useless.
3419 (expand_call): New local rettype for TREE_TYPE(exp), use it
3420 throughout. Remove local p, use addr instead.
3421 Don't look at EH regions here.
3423 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
3425 * doc/invoke.texi (-fsched-pressure): Document it.
3426 (-fsched-reg-pressure-heuristic): Remove it.
3428 * reload.c (ira.h): Include.
3429 (find_reloads): Add choosing reload on number of small spilled
3432 * haifa-sched.c (ira.h): Include.
3433 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
3434 saved_reg_pressure, curr_reg_live, saved_reg_live,
3435 region_ref_regs): New variables.
3436 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
3437 initiate_reg_pressure_info, setup_ref_regs,
3438 initiate_bb_reg_pressure_info, save_reg_pressure,
3439 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
3441 (setup_insn_reg_pressure_info): New function.
3442 (rank_for_schedule): Add pressure checking and insn issue time.
3443 Remove comparison of insn reg weights.
3444 (ready_sort): Set insn reg pressure info.
3445 (update_register_pressure, setup_insn_max_reg_pressure,
3446 update_reg_and_insn_max_reg_pressure,
3447 sched_setup_bb_reg_pressure_info): New functions.
3448 (schedule_insn): Add code for printing and updating reg pressure info.
3449 (find_set_reg_weight, find_insn_reg_weight): Remove.
3450 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
3451 (debug_ready_list): Print reg pressure info.
3452 (schedule_block): Ditto. Check insn issue time.
3453 (sched_init): Set up sched_pressure_p. Allocate and set up some
3454 reg pressure related info.
3455 (sched_finish): Free some reg pressure related info.
3456 (fix_tick_ready): Make insn always ready if pressure_p.
3457 (init_h_i_d): Don't call find_insn_reg_weight.
3458 (haifa_finish_h_i_d): Free insn reg pressure info.
3460 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3461 ira_memory_move_cost, ira_class_hard_regs,
3462 ira_class_hard_regs_num, ira_no_alloc_regs,
3463 ira_available_class_regs, ira_reg_class_cover_size,
3464 ira_reg_class_cover, ira_class_translate): Move to ira.h.
3466 * ira-lives.c (single_reg_class): Check mode to find how many
3467 registers are necessary for operand.
3468 (ira_implicitly_set_insn_hard_regs): New.
3470 * common.opt (fsched-pressure): New options.
3471 (fsched-reg-pressure-heuristic): Remove.
3473 * ira.c (setup_eliminable_regset): Rename to
3474 ira_setup_eliminable_regset. Make it external.
3475 (expand_reg_info): Pass cover class to setup_reg_classes.
3476 (ira): Call resize_reg_info instead of allocate_reg_info.
3478 * sched-deps.c: Include ira.h.
3479 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
3480 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
3481 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
3482 mark_insn_hard_regno_birth, mark_insn_reg_birth,
3483 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
3484 mark_insn_reg_store, mark_insn_reg_clobber,
3485 setup_insn_reg_pressure_info): New.
3486 (sched_analyze_1): Update implicit_reg_pending_uses.
3487 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
3488 Use them to create dependencies. Set insn reg uses and pressure
3489 info. Process reg_pending_uses in one place.
3490 (free_deps): Free implicit sets.
3491 (remove_from_deps): Remove implicit sets if necessary. Check
3492 implicit sets when clearing reg_last_in_use.
3493 (init_deps_global): Clear implicit_reg_pending_clobbers and
3494 implicit_reg_pending_uses.
3496 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
3497 ira_memory_move_cost, ira_class_hard_regs,
3498 ira_class_hard_regs_num, ira_no_alloc_regs,
3499 ira_available_class_regs, ira_reg_class_cover_size,
3500 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
3501 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
3502 ira_implicitly_set_insn_hard_regs): New prototypes.
3504 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
3505 cost_elements_num): New variables.
3506 (allocno_costs, total_costs): Rename to costs and
3507 total_allocno_costs.
3508 (COSTS_OF_ALLOCNO): Rename to COSTS.
3509 (allocno_pref): Rename to pref.
3510 (allocno_pref_buffer): Rename to pref_buffer.
3511 (common_classes): Rename to regno_cover_class.
3513 (record_reg_classes): Set allocno attributes only if allocno_p.
3514 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
3515 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
3516 and COSTS_OF_ALLOCNO.
3517 (print_costs): Rename to print_allocno_costs.
3518 (print_pseudo_costs): New.
3519 (process_bb_node_for_costs): Split into 2 functions with new
3520 function process_bb_for_costs. Pass BB to process_bb_for_costs.
3521 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
3522 new parameter dump_file. Use cost_elements_num instead of
3523 ira_allocnos_num. Make one iteration if preferred classes were
3524 already calculated for scheduler. Make 2 versions of code
3525 depending on allocno_p.
3526 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
3527 regno_cover_class and COSTS instead of common_classes and
3529 (init_costs, finish_costs): New.
3530 (ira_costs): Set up allocno_p and cost_elements_num. Call
3531 init_costs and finish_costs.
3532 (ira_set_pseudo_classes): New.
3534 * rtl.h (allocate_reg_info): Remove.
3535 (resize_reg_info): Change return type.
3536 (reg_cover_class): New.
3537 (setup_reg_classes): Add new parameter.
3539 * sched-int.h (struct deps_reg): New member implicit_sets.
3540 (sched_pressure_p, sched_regno_cover_class): New external definitions.
3541 (INCREASE_BITS): New macro.
3542 (struct reg_pressure_data, struct reg_use_data): New.
3543 (struct _haifa_insn_data): Remove reg_weight. Add members
3544 reg_pressure, reg_use_list, reg_set_list, and
3545 reg_pressure_excess_cost_change.
3546 (struct deps): New member implicit_sets.
3547 (pressure_p): New variable.
3548 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
3549 (struct reg_pressure_data, struct reg_use_data): New.
3550 (INSN_REG_WEIGHT): Remove.
3551 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
3552 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
3553 (sched_init_region_reg_pressure_info,
3554 sched_setup_bb_reg_pressure_info): New prototypes.
3556 * reginfo.c (struct reg_pref): New member coverclass.
3557 (reg_cover_class): New function.
3558 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
3559 (reg_info_size): New variable.
3560 (allocate_reg_info): Make static. Setup reg_info_size.
3561 (resize_reg_info): Use reg_info_size. Return flag of resizing.
3562 (setup_reg_classes): Add a new parameter. Setup cover class too.
3564 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
3567 * sched-rgn.c (deps_join): Set up implicit_sets.
3568 (schedule_region): Set up region and basic blocks pressure
3571 * passes.c (init_optimization_passes): Move
3572 pass_subregs_of_mode_init before pass_sched.
3574 2009-09-02 Martin Jambor <mjambor@suse.cz>
3576 * tree-sra.c (struct access): New field grp_hint.
3577 (dump_access): Dump grp_hint.
3578 (sort_and_splice_var_accesses): Set grp_hint if a group is read
3580 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
3581 those which have been specifically read and somehow written to.
3582 (propagate_subacesses_accross_link): Set grp_hint of right child and
3583 also possibly of the left child.
3585 2009-09-02 Jakub Jelinek <jakub@redhat.com>
3587 * tree-object-size.c (addr_object_size): Always use object_size_type
3588 0 or 2 when determining the pointer pointed object size.
3590 2009-09-02 Richard Guenther <rguenther@suse.de>
3593 2009-08-31 Richard Guenther <rguenther@suse.de>
3595 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3596 to query if the memory regions for memmove overlap.
3597 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3598 asserts on pointers, instead deal with odd trees.
3599 (ptr_derefs_may_alias_p): Likewise.
3600 (refs_may_alias_p_1): Constructor bases also never alias.
3602 2009-08-01 Christian Bruel <christian.bruel@st.com>
3605 2009-07-31 Christian Bruel <christian.bruel@st.com>
3606 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
3608 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
3610 * doc/invoke.texi (-fvar-tracking-assignments): New.
3611 (-fvar-tracking-assignments-toggle): New.
3612 (-fdump-final-insns=file): Mark filename as optional.
3613 (--param min-nondebug-insn-uid): New.
3614 (-gdwarf-@{version}): Mention version 4.
3615 * opts.c (common_handle_option): Accept it.
3616 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
3617 * regrename.c (regrename_optimize): Drop last. Don't count debug
3618 insns as uses. Don't reject change because of debug insn.
3619 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
3620 from the chain starter, and check for inexact matches in DEBUG_INSNS.
3621 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
3622 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
3623 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
3624 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
3625 * doc/gimple.texi (is_gimple_debug): New.
3626 (gimple_debug_bind_p): New.
3627 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
3628 * doc/install.texi (bootstrap-debug): More details.
3629 (bootstrap-debug-big, bootstrap-debug-lean): Document.
3630 (bootstrap-debug-lib): More details.
3631 (bootstrap-debug-ckovw): Update.
3632 (bootstrap-time): New.
3633 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
3634 (insert_phi_nodes_for): Insert debug stmts.
3635 (rewrite_stmt): Take iterator. Insert debug stmts.
3636 (rewrite_enter_block): Adjust.
3637 (maybe_replace_use_in_debug_stmt): New.
3638 (rewrite_update_stmt): Use it.
3639 (mark_use_interesting): Return early for debug stmts.
3640 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
3641 stmts before replacing stmt.
3642 (move_computations_stmt): Likewise.
3643 * ira-conflicts.c (add_copies): Skip debug insns.
3644 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
3645 (regstat_bb_compute_ri): Skip debug insns.
3646 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
3647 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
3648 check_loop_closed_ssa_stmt): Skip debug stmts.
3649 * tree-tailcall.c (find_tail_calls): Likewise.
3650 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
3651 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
3652 (build_var_debug_value_stat): Declare.
3653 (build_var_debug_value): Define.
3654 (target_for_debug_bind): Declare.
3655 * reload.c (find_equiv_reg): Skip debug insns.
3656 * rtlanal.c (reg_used_between_p): Skip debug insns.
3657 (side_effects_p): Likewise.
3658 (canonicalize_condition): Likewise.
3659 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
3660 insns never depend on debug insns.
3661 (create_ddg_dep_no_link): Likewise.
3662 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
3663 Don't add inter-loop dependencies for debug insns.
3664 (build_intra_loop_deps): Likewise.
3665 (create_ddg): Count debug insns.
3666 * ddg.h (struct ddg::num_debug): New.
3667 (num_backargs): Pair up with previous int field.
3668 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
3669 -fcompare-debug-second.
3670 * final.c (get_attr_length_1): Skip debug insns.
3671 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
3672 * gcc.c (invoke_as): Call compare-debug-dump-opt.
3673 (driver_self_specs): Map -fdump-final-insns to
3674 -fdump-final-insns=..
3675 (get_local_tick): New.
3676 (compare_debug_dump_opt_spec_function): Test for . argument and
3677 compute output name. Compute temp output spec without flag name.
3678 Compute -frandom-seed.
3679 (OPT): Undef after use.
3680 * cfgloopanal.c (num_loop_insns): Skip debug insns.
3681 (average_num_loop_insns): Likewise.
3682 * params.h (MIN_NONDEBUG_INSN_UID): New.
3683 * gimple.def (GIMPLE_DEBUG): New.
3684 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
3685 * auto-inc-dec.c (merge_in_block): Skip debug insns.
3686 (merge_in_block): Fix whitespace.
3687 * toplev.c (flag_var_tracking): Update comment.
3688 (flag_var_tracking_assignments): New.
3689 (flag_var_tracking_assignments_toggle): New.
3690 (process_options): Don't open final insns dump file if we're not
3691 going to write to it. Compute defaults for var_tracking.
3692 * df-scan.c (df_insn_rescan_debug_internal): New.
3693 (df_uses_record): Handle debug insns.
3694 * haifa-sched.c (ready): Initialize n_debug.
3695 (contributes_to_priority): Skip debug insns.
3696 (dep_list_size): New.
3698 (rank_for_schedule): Likewise. Schedule debug insns as soon as
3699 they're ready. Disregard previous debug insns to make decisions.
3700 (queue_insn): Never queue debug insns.
3701 (ready_add, ready_remove_first, ready_remove): Count debug insns.
3702 (schedule_insn): Don't reject debug insns because of issue rate.
3703 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
3704 (queue_to_ready): Skip and discount debug insns.
3705 (choose_ready): Let debug insns through.
3706 (schedule_block): Check boundary debug insns. Discount debug
3707 insns, schedule them early. Adjust whitespace.
3708 (set_priorities): Check for boundary debug insns.
3709 (add_jump_dependencies): Use dep_list_size.
3710 (prev_non_location_insn): New.
3711 (check_cfg): Use it.
3712 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
3714 (remove_unused_ivs): Reset debug stmts.
3715 * modulo-sched.c (const_iteration_count): Skip debug insns.
3716 (res_MII): Discount debug insns.
3717 (loop_single_full_bb_p): Skip debug insns.
3718 (sms_schedule): Likewise.
3719 (sms_schedule_by_order): Likewise.
3720 (ps_has_conflicts): Likewise.
3721 * caller-save.c (refmarker_fn): New.
3722 (save_call_clobbered_regs): Replace regs with saved mem in
3724 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
3725 Call refmarker_fn mark for hardregnos.
3726 (mark_reg_as_referenced): New.
3727 (replace_reg_with_saved_mem): New.
3728 * ipa-pure-const.c (check_stmt): Skip debug stmts.
3729 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
3731 (cse_extended_basic_block): Skip debug insns.
3732 (count_reg_usage): Likewise.
3733 (is_dead_reg): New, split out of...
3734 (set_live_p): ... here.
3735 (insn_live_p): Use it for debug insns.
3736 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
3737 (execute_optimize_stdarg): Likewise.
3738 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3739 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
3740 changes in debug stmts as changes.
3741 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
3742 (moveup_expr): Don't move across debug insns. Don't move
3743 debug insn if it would create a bookkeeping block.
3744 (moveup_expr_cached): Don't use cache for debug insns that
3745 are heads of blocks.
3746 (compute_av_set_inside_bb): Skip debug insns.
3747 (sel_rank_for_schedule): Schedule debug insns first. Remove
3749 (block_valid_for_bookkeeping_p); Support lax searches.
3750 (create_block_for_bookkeeping): Adjust block numbers when
3751 encountering debug-only blocks.
3752 (find_place_for_bookkeeping): Deal with debug-only blocks.
3753 (generate_bookkeeping_insn): Accept no place to insert.
3754 (remove_temp_moveop_nops): New argument full_tidying.
3755 (prepare_place_to_insert): Deal with debug insns.
3756 (advance_state_on_fence): Debug insns don't start cycles.
3757 (update_boundaries): Take fence as argument. Deal with
3759 (schedule_expr_on_boundary): No full_tidying on debug insns.
3760 (fill_insns): Deal with debug insns.
3761 (track_scheduled_insns_and_blocks): Don't count debug insns.
3762 (need_nop_to_preserve_insn_bb): New, split out of...
3763 (remove_insn_from_stream): ... this.
3764 (fur_orig_expr_not_found): Skip debug insns.
3765 * rtl.def (VALUE): Move up.
3767 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
3768 (nearest_common_dominator_of_uses): Take debug_stmts argument.
3769 Set it if debug stmts are found.
3770 (statement_sink_location): Skip debug stmts. Propagate
3771 moving defs into debug stmts.
3772 * ifcvt.c (first_active_insn): Skip debug insns.
3773 (last_active_insns): Likewise.
3774 (cond_exec_process_insns): Likewise.
3775 (noce_process_if_block): Likewise.
3776 (check_cond_move_block): Likewise.
3777 (cond_move_convert_if_block): Likewise.
3778 (block_jumps_and_fallthru_p): Likewise.
3779 (dead_or_predicable): Likewise.
3780 * dwarf2out.c (debug_str_hash_forced): New.
3781 (find_AT_string): Add comment.
3782 (gen_label_for_indirect_string): New.
3783 (get_debug_string_label): New.
3784 (AT_string_form): Use it.
3785 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
3786 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
3787 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
3788 several operations that cannot be represented with DWARF opcodes.
3789 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
3790 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
3791 (dwarf2out_var_location): Take during-call mark into account.
3792 (output_indirect_string): Update comment. Output if there are
3793 label and references.
3794 (prune_indirect_string): New.
3795 (prune_unused_types): Call it if debug_str_hash_forced.
3796 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
3797 (dw_long_long_const): Remove.
3798 (struct dw_val_struct): Change val_long_long type to rtx.
3799 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
3800 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
3801 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
3802 component instead of HOST_BITS_PER_LONG.
3803 (output_loc_operands): Likewise. For const8* assert
3804 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
3805 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
3806 rather than HOST_BITS_PER_LONG is >= 64.
3807 (add_AT_long_long): Remove val_hi and val_lo arguments, add
3809 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
3810 HOST_BITS_PER_LONG for dw_val_class_long_long.
3811 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
3812 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
3813 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
3815 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
3816 Handle DW_OP_implicit_value.
3817 (extract_int): Move prototype earlier.
3818 (mem_loc_descriptor): For SUBREG punt if inner
3819 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
3820 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
3821 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
3822 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
3823 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
3824 instead of Pmode size.
3825 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
3826 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
3827 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
3828 (concat_loc_descriptor, concatn_loc_descriptor,
3829 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3830 (add_location_or_const_value_attribute): Likewise. For single
3831 location loc_lists attempt to use add_const_value_attribute
3832 for constant decls. Add DW_AT_const_value even if
3833 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3835 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3836 (control_flow_insn_p): Likewise.
3837 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3838 (separate_decls_in_region_debug_bind): New.
3839 (separate_decls_in_region): Process debug bind stmts afterwards.
3840 * recog.c (verify_changes): Handle debug insns.
3841 (extract_insn): Likewise.
3842 (peephole2_optimize): Skip debug insns.
3843 * dse.c (scan_insn): Skip debug insns.
3844 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3846 (setup_id_for_insn): Handle debug insns.
3847 (maybe_tidy_empty_bb): Adjust whitespace.
3848 (tidy_control_flow): Skip debug insns.
3849 (sel_remove_insn): Adjust for debug insns.
3850 (sel_estimate_number_of_insns): Skip debug insns.
3851 (create_insn_rtx_from_pattern): Handle debug insns.
3852 (create_copy_of_insn_rtx): Likewise.
3853 * sel-sched-.h (sel_bb_end): Declare.
3854 (sel_bb_empty_or_nop_p): New.
3855 (get_all_loop_exits): Use it.
3856 (_eligible_successor_edge_p): Likewise.
3857 (return_nop_to_pool): Adjust.
3858 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3859 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3860 * gimple-pretty-print.c (dump_gimple_debug): New.
3861 (dump_gimple_stmt): Use it.
3862 (dump_bb_header): Skip gimple debug stmts.
3863 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3864 (fixup_match_2): Likewise.
3865 (regmove_backward_pass): Likewise. Simplify combined
3866 replacement. Handle debug insns.
3867 * function.c (instantiate_virtual_regs): Handle debug insns.
3868 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3869 * print-rtl.h: Include cselib.h.
3870 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3871 * df.h (df_inns_rescan_debug_internal): Declare.
3872 * gcse.c (alloc_hash_table): Estimate n_insns.
3873 (cprop_insn): Don't regard debug insns as changes.
3874 (bypass_conditional_jumps): Skip debug insns.
3875 (one_pre_gcse_pass): Adjust.
3876 (one_code_hoisting_pass): Likewise.
3877 (compute_ld_motion_mems): Skip debug insns.
3878 (one_cprop_pass): Adjust.
3879 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3880 (if_convertible_stmt_p): Handle debug stmts.
3881 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3882 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3883 * ira-build.c (create_bb_allocnos): Skip debug insns.
3884 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3885 (has_single_use): Likewise.
3886 (single_imm_use): Likewise.
3887 (num_imm_uses): Likewise.
3888 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3889 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3890 (create_outofssa_var_map): Likewise.
3891 * lower-subreg.c (adjust_decomposed_uses): New.
3892 (resolve_debug): New.
3893 (decompose_multiword_subregs): Use it.
3894 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3895 * emit-rtl.c: Include params.h.
3896 (cur_debug_insn_uid): Define.
3897 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3898 (copy_rtx_if_shared_1): Handle debug insns.
3899 (reset_used_flags): Likewise.
3900 (set_used_flags): LIkewise.
3901 (get_max_insn_count): New.
3902 (next_nondebug_insn): New.
3903 (prev_nondebug_insn): New.
3904 (make_debug_insn_raw): New.
3905 (emit_insn_before_noloc): Handle debug insns.
3906 (emit_jump_insn_before_noloc): Likewise.
3907 (emit_call_insn_before_noloc): Likewise.
3908 (emit_debug_insn_before_noloc): New.
3909 (emit_insn_after_noloc): Handle debug insns.
3910 (emit_jump_insn_after_noloc): Likewise.
3911 (emit_call_insn_after_noloc): Likewise.
3912 (emit_debug_insn_after_noloc): Likewise.
3913 (emit_insn_after): Take loc from earlier non-debug insn.
3914 (emit_jump_insn_after): Likewise.
3915 (emit_call_insn_after): Likewise.
3916 (emit_debug_insn_after_setloc): New.
3917 (emit_debug_insn_after): New.
3918 (emit_insn_before): Take loc from later non-debug insn.
3919 (emit_jump_insn_before): Likewise.
3920 (emit_call_insn_before): Likewise.
3921 (emit_debug_insn_before_setloc): New.
3922 (emit_debug_insn_before): New.
3923 (emit_insn): Handle debug insns.
3924 (emit_debug_insn): New.
3925 (emit_jump_insn): Handle debug insns.
3926 (emit_call_insn): Likewise.
3928 (init_emit): Take min-nondebug-insn-uid into account.
3929 Initialize cur_debug_insn_uid.
3930 (emit_copy_of_insn_after): Handle debug insns.
3931 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3932 location of single rhs in place.
3933 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3934 (floor_sdiv_adjust): New.
3935 (cell_sdiv_adjust): New.
3936 (cell_udiv_adjust): New.
3937 (round_sdiv_adjust): New.
3938 (round_udiv_adjust): New.
3939 (wrap_constant): Moved from cselib.
3940 (unwrap_constant): New.
3941 (expand_debug_expr): New.
3942 (expand_debug_locations): New.
3943 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3945 (gimple_expand_cfg): Expand debug locations.
3946 * cselib.c: Include tree-pass.h.
3947 (struct expand_value_data): New.
3948 (cselib_record_sets_hook): New.
3949 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3950 (cselib_clear_table): Move, and implemnet in terms of...
3951 (cselib_reset_table_with_next_value): ... this.
3952 (cselib_get_next_unknown_value): New.
3953 (discard_useless_locs): Don't discard preserved values.
3954 (cselib_preserve_value): New.
3955 (cselib_preserved_value_p): New.
3956 (cselib_preserve_definitely): New.
3957 (cselib_clear_preserve): New.
3958 (cselib_preserve_only_values): New.
3959 (new_cselib_val): Take rtx argument. Dump it in details.
3960 (cselib_lookup_mem): Adjust.
3961 (expand_loc): Take regs_active in struct. Adjust. Silence
3962 dumps unless details are requested.
3963 (cselib_expand_value_rtx_cb): New.
3964 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3965 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3966 without details. Copy more subregs. Try to resolve values
3967 using a callback. Wrap constants.
3968 (cselib_subst_to_values): Adjust.
3969 (cselib_log_lookup): New.
3970 (cselib_lookup): Call it.
3971 (cselib_invalidate_regno): Don't count preserved values as useless.
3972 (cselib_invalidate_mem): Likewise.
3973 (cselib_record_set): Likewise.
3974 (struct set): Renamed to cselib_set, moved to cselib.h.
3975 (cselib_record_sets): Adjust. Call hook.
3976 (cselib_process_insn): Reset table when it would be cleared.
3977 (dump_cselib_val): New.
3978 (dump_cselib_table): New.
3979 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3980 (remove_forwarder_block): Support moving debug stmts.
3981 * cselib.h (cselib_record_sets_hook): Declare.
3982 (cselib_expand_callback): New type.
3983 (cselib_expand_value_rtx_cb): Declare.
3984 (cselib_reset_table_with_next_value): Declare.
3985 (cselib_get_next_unknown_value): Declare.
3986 (cselib_preserve_value): Declare.
3987 (cselib_preserved_value_p): Declare.
3988 (cselib_preserve_only_values): Declare.
3989 (dump_cselib_table): Declare.
3990 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3991 (try_crossjump_to_edge): Likewise.
3992 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3993 dominated blocks when debug stmts are present.
3994 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3995 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3996 (set_var_live_on_entry): Likewise.
3997 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3998 * cfglayout.c (curr_location, last_location): Make static.
3999 (set_curr_insn_source_location): Don't avoid bouncing.
4000 (get_curr_insn_source_location): New.
4001 (get_curr_insn_block): New.
4002 (duplicate_insn_chain): Handle debug insns.
4003 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
4005 * common.opt (fcompare-debug): Move to sort order.
4006 (fdump-unnumbered-links): Likewise.
4007 (fvar-tracking-assignments): New.
4008 (fvar-tracking-assignments-toggle): New.
4009 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
4010 because of debug stmts.
4011 (mark_stmt_if_obviously_necessary): Mark debug stmts.
4012 (eliminate_unnecessary_stmts): Walk dominated blocks before
4014 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
4015 * ira.c (memref_used_between_p): Skip debug insns.
4016 (update_equiv_regs): Likewise.
4017 * sched-deps.c (sd_lists_size): Accept empty list.
4018 (sd_init_insn): Mark debug insns.
4019 (sd_finish_insn): Unmark them.
4020 (sd_add_dep): Reject non-debug deps on debug insns.
4021 (fixup_sched_groups): Give debug insns group treatment.
4023 (sched_analyze_reg): Don't mark debug insns for sched before call.
4024 (sched_analyze_2): Handle debug insns.
4025 (sched_analyze_insn): Compute next non-debug insn. Handle debug
4027 (deps_analyze_insn): Handle debug insns.
4028 (deps_start_bb): Skip debug insns.
4029 (init_deps): Initialize last_debug_insn.
4030 * tree-ssa.c (target_for_debug_bind): New.
4031 (find_released_ssa_name): New.
4032 (propagate_var_def_into_debug_stmts): New.
4033 (propagate_defs_into_debug_stmts): New.
4034 (verify_ssa): Skip debug bind stmts without values.
4035 (warn_uninialized_vars): Skip debug stmts.
4036 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
4037 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
4038 (rtx_equal_p): Likewise.
4039 * ira-costs.c (scan_one_insn): Skip debug insns.
4040 (process_bb_node_for_hard_reg_moves): Likewise.
4041 * rtl.h (DEBUG_INSN_P): New.
4042 (NONDEBUG_INSN_P): New.
4043 (MAY_HAVE_DEBUG_INSNS): New.
4044 (INSN_P): Accept debug insns.
4045 (RTX_FRAME_RELATED_P): Likewise.
4046 (INSN_DELETED_P): Likewise
4047 (PAT_VAR_LOCATION_DECL): New.
4048 (PAT_VAR_LOCATION_LOC): New.
4049 (PAT_VAR_OCATION_STATUS): New.
4050 (NOTE_VAR_LOCATION_DECL): Reimplement.
4051 (NOTE_VAR_LOCATION_LOC): Likewise.
4052 (NOTE_VAR_LOCATION_STATUS): Likewise.
4053 (INSN_VAR_LOCATION): New.
4054 (INSN_VAR_LOCATION_DECL): New.
4055 (INSN_VAR_LOCATION_LOC): New.
4056 (INSN_VAR_LOCATION_STATUS): New.
4057 (gen_rtx_UNKNOWN_VAR_LOC): New.
4058 (VAR_LOC_UNKNOWN_P): New.
4059 (NOTE_DURING_CALL_P): New.
4060 (SCHED_GROUP_P): Accept debug insns.
4061 (emit_debug_insn_before): Declare.
4062 (emit_debug_insn_before_noloc): Declare.
4063 (emit_debug_insn_beore_setloc): Declare.
4064 (emit_debug_insn_after): Declare.
4065 (emit_debug_insn_after_noloc): Declare.
4066 (emit_debug_insn_after_setloc): Declare.
4067 (emit_debug_insn): Declare.
4068 (make_debug_insn_raw): Declare.
4069 (prev_nondebug_insn): Declare.
4070 (next_nondebug_insn): Declare.
4071 (delegitimize_mem_from_attrs): Declare.
4072 (get_max_insn_count): Declare.
4073 (wrap_constant): Declare.
4074 (unwrap_constant): Declare.
4075 (get_curr_insn_source_location): Declare.
4076 (get_curr_insn_block): Declare.
4077 * tree-inline.c (insert_debug_decl_map): New.
4078 (processing_debug_stmt): New.
4079 (remap_decl): Don't create new mappings in debug stmts.
4080 (remap_gimple_op_r): Don't add references in debug stmts.
4081 (copy_tree_body_r): Likewise.
4082 (remap_gimple_stmt): Handle debug bind stmts.
4083 (copy_bb): Skip debug stmts.
4084 (copy_edges_for_bb): Likewise.
4085 (copy_debug_stmt): New.
4086 (copy_debug_stmts): New.
4087 (copy_body): Copy debug stmts at the end.
4088 (insert_init_debug_bind): New.
4089 (insert_init_stmt): Take id. Skip and emit debug stmts.
4090 (setup_one_parameter): Remap variable earlier, register debug mapping.
4091 (estimate_num_insns): Skip debug stmts.
4092 (expand_call_inline): Preserve debug_map.
4093 (optimize_inline_calls): Check for no debug_stmts left-overs.
4094 (unsave_expr_now): Preserve debug_map.
4095 (copy_gimple_seq_and_replace_locals): Likewise.
4096 (tree_function_versioning): Check for no debug_stmts left-overs.
4097 Init and destroy debug_map as needed. Split edges unconditionally.
4098 (build_duplicate_type): Init and destroy debug_map as needed.
4099 * tree-inline.h: Include gimple.h instead of pointer-set.h.
4100 (struct copy_body_data): Add debug_stmts and debug_map.
4101 * sched-int.h (struct ready_list): Add n_debug.
4102 (struct deps): Add last_debug_insn.
4103 (DEBUG_INSN_SCHED_P): New.
4104 (BOUNDARY_DEBUG_INSN_P): New.
4105 (SCHEDULE_DEBUG_INSN_P): New.
4106 (sd_iterator_cond): Accept empty list.
4107 * combine.c (create_log_links): Skip debug insns.
4108 (combine_instructions): Likewise.
4109 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
4110 return value is always unshared.
4111 (struct rtx_subst_pair): New.
4112 (auto_adjust_pair): New.
4113 (propagate_for_debug_subst): New.
4114 (propagate_for_debug): New.
4115 (try_combine): Skip debug insns. Propagate removed defs into
4117 (next_nonnote_nondebug_insn): New.
4118 (distribute_notes): Use it. Skip debug insns.
4119 (distribute_links): Skip debug insns.
4120 * tree-outof-ssa.c (set_location_for_edge): Likewise.
4121 * resource.c (mark_target_live_regs): Likewise.
4122 * var-tracking.c: Include cselib.h and target.h.
4123 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
4125 (micro_operation_type_name): New.
4126 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
4127 (struct micro_operation_def): Update comments.
4128 (decl_or_value): New type. Use instead of decls.
4129 (struct emit_note_data_def): Add vars.
4130 (struct attrs_def): Use decl_or_value.
4131 (struct variable_tracking_info_def): Add permp, flooded.
4132 (struct location_chain_def): Update comment.
4133 (struct variable_part_def): Use decl_or_value.
4134 (struct variable_def): Make var_part a variable length array.
4136 (scratch_regs): New.
4137 (cselib_hook_called): New.
4138 (dv_is_decl_p): New.
4139 (dv_is_value_p): New.
4142 (dv_as_opaque): New.
4143 (dv_onepart_p): New.
4145 (IS_DECL_CODE): New.
4146 (check_value_is_not_decl): New.
4147 (dv_from_decl): New.
4148 (dv_from_value): New.
4149 (dv_htab_hash): New.
4150 (variable_htab_hash): Use it.
4151 (variable_htab_eq): Support values.
4152 (variable_htab_free): Free from the right pool.
4153 (attrs_list_member, attrs_list_insert): Use decl_or_value.
4154 (attrs_list_union): Adjust.
4155 (attrs_list_mpdv_union): New.
4156 (tie_break_pointers): New.
4157 (canon_value_cmp): New.
4158 (unshare_variable): Return possibly-modified slot.
4159 (vars_copy_1): Adjust.
4160 (var_reg_decl_set): Adjust. Split out of...
4161 (var_reg_set): ... this.
4162 (get_init_value): Adjust.
4163 (var_reg_delete_and_set): Adjust.
4164 (var_reg_delete): Adjust.
4165 (var_regno_delete): Adjust.
4166 (var_mem_decl_set): Split out of...
4167 (var_mem_set): ... this.
4168 (var_mem_delete_and_set): Adjust.
4169 (var_mem_delete): Adjust.
4173 (variable_union): Adjust. Speed up merge of 1-part vars.
4174 (variable_canonicalize): Use unshared slot.
4175 (VALUED_RECURSED_INTO): New.
4176 (find_loc_in_1pdv): New.
4177 (struct dfset_merge): New.
4178 (insert_into_intersection): New.
4179 (intersect_loc_chains): New.
4181 (canonicalize_loc_order_check): New.
4182 (canonicalize_values_mark): New.
4183 (canonicalize_values_star): New.
4184 (variable_merge_over_cur): New.
4185 (variable_merge_over_src): New.
4186 (dataflow_set_merge): New.
4187 (dataflow_set_equiv_regs): New.
4188 (remove_duplicate_values): New.
4189 (struct dfset_post_merge): New.
4190 (variable_post_merge_new_vals): New.
4191 (variable_post_merge_perm_vals): New.
4192 (dataflow_post_merge_adjust): New.
4193 (find_mem_expr_in_1pdv): New.
4194 (dataflow_set_preserve_mem_locs): New.
4195 (dataflow_set_remove_mem_locs): New.
4196 (dataflow_set_clear_at_call): New.
4197 (onepart_variable_different_p): New.
4198 (variable_different_p): Use it.
4199 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
4200 (track_expr_p): Add need_rtl parameter. Don't generate rtl
4202 (track_loc_p): Pass it true.
4203 (struct count_use_info): New.
4204 (find_use_val): New.
4205 (replace_expr_with_values): New.
4207 (use_type): New, partially split out of...
4208 (count_uses): ... this. Count new micro-ops.
4209 (count_uses_1): Adjust.
4210 (count_stores): Adjust.
4211 (count_with_sets): New.
4212 (VAL_NEEDS_RESOLUTION): New.
4213 (VAL_HOLDS_TRACK_EXPR): New.
4214 (VAL_EXPR_IS_COPIED): New.
4215 (VAL_EXPR_IS_CLOBBERED): New.
4216 (add_uses): Adjust. Generate new micro-ops.
4217 (add_uses_1): Adjust.
4218 (add_stores): Generate new micro-ops.
4219 (add_with_sets): New.
4220 (find_src_status): Adjust.
4221 (find_src_set_src): Adjust.
4222 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
4223 Handle new micro-ops. Canonicalize value equivalances.
4224 (vt_find_locations): Compute total size of hash tables for
4225 dumping. Perform merge for var-tracking-assignments. Don't
4226 disregard single-block loops.
4227 (dump_attrs_list): Handle decl_or_value.
4228 (dump_variable): Take variable. Deal with decl_or_value.
4229 (dump_variable_slot): New.
4230 (dump_vars): Use it.
4231 (dump_dataflow_sets): Adjust.
4232 (set_slot_part): New, extended to support one-part variables
4233 after splitting out of...
4234 (set_variable_part): ... this.
4235 (clobber_slot_part): New, split out of...
4236 (clobber_variable_part): ... this.
4237 (delete_slot_part): New, split out of...
4238 (delete_variable_part): .... this.
4239 (check_wrap_constant): New.
4240 (vt_expand_loc_callback): New.
4241 (vt_expand_loc): New.
4242 (emit_note_insn_var_location): Adjust. Handle values. Handle
4243 EMIT_NOTE_AFTER_CALL_INSN.
4244 (emit_notes_for_differences_1): Adjust. Handle values.
4245 (emit_notes_for_differences_2): Likewise.
4246 (emit_notes_for_differences): Adjust.
4247 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
4248 Adjust. Handle new micro-ops.
4249 (vt_add_function_parameters): Adjust. Create and bind values.
4250 (vt_initialize): Adjust. Initialize scratch_regs and
4251 valvar_pool, flooded and perm.. Initialize and use cselib. Log
4252 operations. Move some code to count_with_sets and add_with_sets.
4253 (delete_debug_insns): New.
4254 (vt_debug_insns_local): New.
4255 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
4257 (var_tracking_main): If var-tracking-assignments is enabled
4258 but var-tracking isn't, delete debug insns and leave. Likewise
4259 if we exceed limits or fail the stack adjustments tests, and
4260 after all var-tracking processing.
4261 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
4262 (dataflow_set): Add traversed_vars.
4263 (value_chain, const_value_chain): New typedefs.
4264 (value_chain_pool, value_chains): New variables.
4265 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
4266 add_value_chains, add_cselib_value_chains, remove_value_chain,
4267 remove_value_chains, remove_cselib_value_chains): New functions.
4268 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
4269 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
4271 (shared_hash_find_slot_unshare, shared_hash_find_slot,
4272 shared_hash_find_slot_noinsert, shared_hash_find): Update.
4273 (dst_can_be_shared): New variable.
4274 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
4275 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
4276 different from set->vars, look up slot again instead of using the
4278 (dataflow_set_init): Initialize traversed_vars.
4279 (variable_union): Use shared_hash_*. Use initially NO_INSERT
4280 lookup if set->vars is shared. Don't keep slot cleared before
4281 calling unshare_variable. Unshare set->vars if needed. Adjust
4282 unshare_variable callers. Clear dst_can_be_shared if needed.
4283 Even ->refcount == 1 vars must be unshared if set->vars is shared
4284 and var needs to be modified.
4285 (dataflow_set_union): Set traversed_vars during canonicalization.
4286 (VALUE_CHANGED, DECL_CHANGED): Define.
4287 (set_dv_changed, dv_changed_p): New static inlines.
4288 (track_expr_p): Clear DECL_CHANGED.
4289 (dump_dataflow_sets): Set it.
4290 (variable_was_changed): Call set_dv_changed.
4291 (emit_note_insn_var_location): Likewise.
4292 (changed_variables_stack): New variable.
4293 (check_changed_vars_1, check_changed_vars_2): New functions.
4294 (emit_notes_for_changes): Do nothing if changed_variables is
4295 empty. Traverse changed_variables with check_changed_vars_1,
4296 call check_changed_vars_2 on each changed_variables_stack entry.
4297 (emit_notes_in_bb): Add SET argument. Just clear it at the
4298 beginning, use it instead of local &set, don't destroy it at the end.
4299 (vt_emit_notes): Call dataflow_set_clear early on all
4300 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
4301 computed set, dataflow_set_clear also VTI(bb)->in when we are
4302 done with the basic block. Initialize changed_variables_stack,
4303 free it afterwards. If ENABLE_CHECKING verify that after noting
4304 differences to an empty set value_chains hash table is empty.
4305 (vt_initialize): Initialize value_chains and value_chain_pool.
4306 (vt_finalize): Delete value_chains htab, free value_chain_pool.
4307 (variable_tracking_main): Call dump_dataflow_sets before calling
4308 vt_emit_notes, not after it.
4309 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
4310 (propagate_var_def_into_debug_stmts): Declare.
4311 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
4312 (df_set_note): Reject debug insns.
4313 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
4314 add notes to debug insns.
4315 (df_note_bb_compute): Adjust. Likewise.
4316 (df_simulate_uses): Skip debug insns.
4317 (df_simulate_initialize_backwards): Likewise.
4318 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
4319 (subst_stack_regs_pat): Reject debug insns.
4320 (convert_regs_1): Handle debug insns.
4321 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
4322 (print-rtl.o): Depend on cselib.h.
4323 (cselib.o): Depend on TREE_PASS_H.
4324 (var-tracking.o): Depend on cselib.h and TARGET_H.
4325 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
4326 (init_ready_list): Skip boundary debug insns.
4327 (add_branch_dependences): Skip debug insns.
4328 (free_block_dependencies): Check for blocks with only debug insns.
4329 (compute_priorities): Likewise.
4330 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
4331 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
4333 (gimple_build_debug_bind_stat): New.
4334 (empty_body_p): Skip debug stmts.
4335 (gimple_has_side_effects): Likewise.
4336 (gimple_rhs_has_side_effects): Likewise.
4337 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
4338 (gimple_build_debug_bind_stat): Declare.
4339 (gimple_build_debug_bind): Define.
4340 (is_gimple_debug): New.
4341 (gimple_debug_bind_p): New.
4342 (gimple_debug_bind_get_var): New.
4343 (gimple_debug_bind_get_value): New.
4344 (gimple_debug_bind_get_value_ptr): New.
4345 (gimple_debug_bind_set_var): New.
4346 (gimple_debug_bind_set_value): New.
4347 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
4348 (gimple_debug_bind_reset_value): New.
4349 (gimple_debug_bind_has_value_p): New.
4350 (gsi_next_nondebug): New.
4351 (gsi_prev_nondebug): New.
4352 (gsi_start_nondebug_bb): New.
4353 (gsi_last_nondebug_bb): New.
4354 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
4355 (print_insn): Handle DEBUG_INSN.
4356 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
4357 of first insn prevail.
4358 (first_stmt): Skip debug stmts.
4359 (first_non_label_stmt): Likewise.
4360 (last_stmt): Likewise.
4361 (has_zero_uses_1): New.
4362 (single_imm_use_1): New.
4363 (verify_gimple_debug): New.
4364 (verify_types_in_gimple_stmt): Handle debug stmts.
4365 (verify_stmt): Likewise.
4366 (debug_loop_num): Skip debug stmts.
4367 (remove_edge_and_dominated_blocks): Remove dominators last.
4368 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
4369 (linearize_expr): Likewise.
4370 * config/i386/i386.c (ix86_delegitimize_address): Call
4371 default implementation.
4372 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
4373 (group_barrier_needed): Skip debug insns.
4374 (emit_insn_group_barriers): Likewise.
4375 (emit_all_insn_group_barriers): Likewise.
4376 (ia64_variable_issue): Handle debug insns.
4377 (ia64_dfa_new_cycle): Likewise.
4378 (final_emit_insn_group_barriers): Skip debug insns.
4379 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
4380 def cfa without frame.
4381 (process_set): Likewise.
4382 (process_for_unwind_directive): Pass frame on.
4383 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4384 (rs6000_delegitimize_address): New.
4385 (rs6000_debug_adjust_cost): Handle debug insns.
4386 (is_microcoded_insn): Likewise.
4387 (is_cracked_insn): Likewise.
4388 (is_nonpipeline_insn): Likewise.
4389 (insn_must_be_first_in_group): Likewise.
4390 (insn_must_be_last_in_group): Likewise.
4391 (force_new_group): Likewise.
4392 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
4393 contains only debug insns.
4394 (rtl_merge_blocks): Skip debug insns.
4395 (purge_dead_edges): Likewise.
4396 (rtl_block_ends_with_call_p): Skip debug insns.
4397 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
4398 (mark_reg_dependencies): Skip debug insns.
4399 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
4400 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
4401 * tree-ssa-threadedge.c
4402 (record_temporary_equivalences_from_stmts): Skip debug stmts.
4403 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
4404 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
4405 (copyprop_hardreg_forward_1): Handle debug insns.
4406 * reload1.c (reload): Skip debug insns. Replace unassigned
4407 pseudos in debug insns with their equivalences.
4408 (eliminate_regs_in_insn): Skip debug insns.
4409 (emit_input_reload_insns): Skip debug insns at first, adjust
4411 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
4412 (get_indirect_ref_operands): Pass opf_no_vops on.
4413 (get_expr_operands): Likewise. Skip debug stmts.
4414 (parse_ssa_operands): Scan debug insns with opf_no_vops.
4416 2009-09-01 Richard Henderson <rth@redhat.com>
4418 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
4419 stmt_ends_pp_p statements at least once.
4420 * tree-vrp.c (vrp_initialize): Likewise.
4421 (vrp_visit_stmt): Be prepared for non-interesting stmts.
4423 2009-09-01 Dodji Seketeli <dodji@redhat.com>
4426 Fix AIX bootstrap after PR debug/30161
4427 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
4428 that is a GNU extension.
4429 (tmpl_value_parm_die_table): Move the definition of this global
4430 outside #ifdef DWARF2_DEBUGGING_INFO region.
4432 2009-09-01 Richard Guenther <rguenther@suse.de>
4434 * tree.c (tree_expr_size): New function.
4435 * tree.h (tree_expr_size): Declare.
4436 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
4437 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
4438 * langhooks.c (lhd_expr_size): Remove.
4439 * langhooks.h (struct lang_hooks): Remove expr_size.
4440 * explow.c (expr_size): Use tree_expr_size.
4441 (int_expr_size): Likewise.
4442 * langhooks-def.h (lhd_expr_size): Remove.
4443 (LANG_HOOKS_EXPR_SIZE): Likewise.
4444 (LANG_HOOKS_INITIALIZER): Adjust.
4446 2009-09-01 Richard Guenther <rguenther@suse.de>
4448 * tree-flow.h (mark_addressable): Move declaration ...
4449 * tree.h (mark_addressable): ... here.
4450 * stmt.c (expand_asm_operands): Use mark_addressable, not
4451 lang_hooks.mark_addressable.
4452 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4453 LANG_HOOKS_MARK_ADDRESSABLE.
4454 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
4455 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
4457 2009-08-31 Chris Demetriou <cgd@google.com>
4459 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
4460 vectorize if not TARGET_SSE2.
4462 2009-08-31 DJ Delorie <dj@redhat.com>
4464 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
4465 registers if no coprocessor is enabled.
4467 2009-08-31 Dodji Seketeli <dodji@redhat.com>
4470 * cgraph.h (cgraph_get_node): Declare ...
4471 * cgraph.c (cgraph_get_node): ... new function.
4472 * dwarf2out.c (gen_generic_params_dies,
4473 generic_parameter_die, tree_add_const_value_attribute_for_decl,
4474 make_ith_pack_parameter_name,
4475 append_entry_to_tmpl_value_parm_die_table,
4476 gen_remaining_tmpl_value_param_die_attribute): New functions.
4477 (gen_subprogram_die): Generate debug info for template parameters
4478 if debug info level is higher than DINFO_LEVEL_TERSE.
4479 Use tree_add_const_value_attribute_for_decl instead of
4480 tree_add_const_value_attribute.
4481 (gen_const_die): Use tree_add_const_value_attribute_for_decl
4482 instead of tree_add_const_value_attribute.
4483 (gen_struct_or_union_type_die): Generate debug
4484 info for template parameters if debug info level is higher than
4486 (tree_add_const_value_attribute): Handle integral and pointer
4487 constants. Update comment.
4488 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
4489 (dwarf_attr_name): Support DW_AT_GNU_template_name.
4490 (reference_to_unused): Fix thinko. Remove redundant predicates from
4492 (tree_add_const_value_attribute): Make this work for constant
4494 tree_add_const_value_attribute_for_decl is to be used for variable
4496 (add_location_or_const_value_attribute): Use
4497 tree_add_const_value_attribute_for_decl now.
4498 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
4499 DW_TAG_template_value_param DIEs after function DIEs have been
4501 * langhooks.h (lang_hooks_for_types): Add
4502 get_argument_pack_elems.
4503 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
4504 (lang_hooks): Added get_innermost_generic_parms,
4505 get_innermost_generic_args.
4506 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
4507 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
4508 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
4509 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
4511 2009-08-31 DJ Delorie <dj@redhat.com>
4513 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
4514 it once we start generating the prologue or epilogue.
4515 (mep_call_saves_register): If the frame is locked, re-use
4517 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
4518 (mep_expand_prologue): Call it.
4519 (mep_expand_epilogue): Likewise.
4520 (mep_start_function): Use the same logic as mep_expand_prologue.
4521 (mep_pass_by_reference): Make logic more readable.
4522 (mep_return_in_memory): Zero-sized objects are passed in memory.
4523 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
4525 2009-08-31 Richard Guenther <rguenther@suse.de>
4527 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4528 to query if the memory regions for memmove overlap.
4529 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4530 asserts on pointers, instead deal with odd trees.
4531 (ptr_derefs_may_alias_p): Likewise.
4532 (refs_may_alias_p_1): Constructor bases also never alias.
4534 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
4536 * doc/install.texi (Final install): Adjust reference on where to
4537 order printed manuals.
4539 2009-08-30 Olivier Hainque <hainque@adacore.com>
4541 * dwarf2out.c (switch_to_frame_table_section): Move
4542 definition prior to first use.
4544 2009-08-30 Richard Guenther <rguenther@suse.de>
4546 PR tree-optimization/41186
4547 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
4548 (ao_ref_init_from_ptr_and_size): New function.
4549 (ref_maybe_used_by_call_p_1): Be more precise tracking
4550 used ranges for builtin functions.
4551 (ref_maybe_used_by_call_p): Adjust.
4552 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
4553 ranges for builtin functions.
4554 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
4556 2009-08-30 Alan Modra <amodra@bigpond.net.au>
4559 * fwprop.c (get_reg_use_in): Delete.
4560 (free_load_extend): New function.
4561 (forward_propagate_subreg): Use it.
4563 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
4565 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
4567 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
4570 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
4573 2009-08-29 Douglas B Rupp <rupp@gnat.com>
4575 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
4576 fini or fini_array section.
4578 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4580 * graphite-dependences.c (graphite_legal_transform_bb): Call
4581 pbb_remove_duplicate_pdrs.
4582 * graphite-poly.c (can_collapse_pdr): Removed.
4583 (pdr_find_duplicate): Removed.
4584 (can_collapse_pdrs): New.
4585 (pbb_remove_duplicate_pdrs): New.
4586 (new_poly_dr): Do not look for duplicates.
4587 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
4588 (PBB_PDR_DUPLICATES_REMOVED): New.
4589 (pbb_remove_duplicate_pdrs): Declared.
4591 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4593 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4594 the strides by multiplying by PDR_NB_REFS.
4595 * graphite-poly.c (can_collapse_pdr): New.
4596 (pdr_find_duplicate): New.
4597 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
4598 Initialize PDR_NB_REFS.
4599 * graphite-poly.h (struct poly_dr): Add field nb_refs.
4601 (new_poly_dr): Number of subscripts is a graphite_dim_t.
4603 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4606 * graphite-poly.c (apply_poly_transforms): Remove legality test before
4609 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4611 * graphite-dependences.c (pddr_original_scattering): Return NULL
4612 for read-read dependence relations.
4613 * graphite-poly.h (enum poly_dr_type): Fix comment.
4616 (pdr_may_write_p): New.
4618 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4620 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
4621 (struct poly_dr): Same.
4622 (new_poly_dr): Same.
4623 * graphite-poly.c (new_poly_dr): Same.
4624 * graphite-dependences.c (dot_deps): Disable call to system.
4626 2009-08-28 Cary Coutant <ccoutant@google.com>
4629 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
4630 struct/union/enum types local to a function.
4632 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4633 Sebastian Pop <sebastian.pop@amd.com>
4635 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
4636 pbb_strip_mine_time_depth. Changed the implementation so that
4637 transformation is expressed as a transformation on
4638 time (scatttering) dimensions. Also, ensures that the 2d+1
4639 scheduling format is preserved.
4640 (pbb_strip_mine_profitable_p): Profitability is based on the
4641 iteration number of a given time (scattering) dimension,
4642 and not on a original loop depth dimension.
4643 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
4644 (pbb_do_strip_mine): Call psct_dynamic_dim.
4645 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
4646 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
4647 (pbb_nb_dynamic_scattering_transform): New.
4648 (psct_dynamic_dim): New.
4650 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4652 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4653 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
4654 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
4655 * graphite-interchange.c (build_linearized_memory_access): Same.
4656 (memory_stride_in_loop): Same.
4658 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4660 * graphite-dependences.c (pddr_original_scattering): New.
4661 (graphite_legal_transform_dr): Call pddr_original_scattering.
4664 * graphite-dependences.h (dot_deps): Declared.
4665 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
4666 (print_pdr): Print PDR_ID.
4667 * graphite-poly.h (struct poly_dr): Add field id.
4670 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
4672 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4674 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
4675 not delete the original dependence relation.
4677 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4679 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
4680 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
4681 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
4682 (free_poly_ddr): New.
4683 (pddr_is_empty): New.
4684 (dependence_polyhedron_1): Now returns a poly_ddr_p.
4685 (dependence_polyhedron): Same. Remove useless gcc_assert.
4687 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
4688 (graphite_carried_dependence_level_k): Call pddr_is_empty.
4689 * graphite-dependences.h (enum poly_dependence_kind): New.
4690 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
4691 (PDRP_SOURCE): Renamed PDDR_SOURCE.
4692 (PDRP_SINK): Renamed PDDR_SINK.
4693 (PDRP_DDP): Renamed PDDR_DDP.
4695 (free_poly_ddr): Declared.
4696 * graphite-poly.c (new_scop): Use the new hash function names.
4697 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
4698 into original_pddrs.
4699 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
4701 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4703 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4704 bounds with LT_EXPR to make niter analysis more precise on code
4705 generated by Graphite.
4707 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
4709 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
4710 (graphite_legal_transform_bb): Same.
4711 (poly_drs_may_alias_p): Same.
4713 2009-08-28 Richard Guenther <rguenther@suse.de>
4715 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
4717 2009-08-28 Jan Beulich <jbeulich@novell.com>
4719 * config/i386/netware.c: Include langhooks.h.
4720 (i386_nlm_encode_section_info): Simplify.
4721 (netware_override_options): Delete.
4722 * config/i386/netware.h (netware_override_options): Delete
4724 (OVERRIDE_OPTIONS): Delete definition.
4725 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4726 (ASM_COMMENT_START): Define.
4727 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
4729 2009-08-28 Jan Beulich <jbeulich@novell.com>
4731 * configure.ac: For in-tree ld, do a plain version check to
4732 determine whether comdat groups are supported.
4733 * configure: Regenerate.
4735 2009-08-28 Olivier Hainque <hainque@adacore.com>
4737 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
4738 always defined. Reflect definition or absence of such for
4739 COLLECT_EXPORT_LIST. Readability helper.
4740 (scanfilter): New enum, to help control what symbols
4741 are to be considered or ignored by scan_prog_file.
4742 (enum pass): Rename as "scanpass", moved together with scanfilter
4743 prior to scan_prog_file's prototype.
4744 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
4745 Group prototype with the scanpass/scanfilter definitions, factorize
4746 head comments for the several implementations at the prototype.
4747 (main): Reorganize the first pass link control to let AIX
4748 drag only the needed frame tables in executables. Prevent
4749 frame tables collection during the scan aimed at static ctors.
4750 Pre-link and scan for frame tables later to compensate.
4751 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
4752 A C statement to issue assembly directives that create a reference
4753 to the given DWARF table identifier label from the current function
4755 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
4756 to differentiate first time section entry. Only emit a .data
4757 tables start identifier label the first time around.
4758 (switch_to_frame_table_section): New function. Helper for
4759 output_call_frame_info to switch possibly BACK into the eh_frame
4760 or the debug_frame section depending on FOR_EH.
4761 (output_call_frame_info): Use helper to first enter the proper
4763 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
4764 emit a link to the frame table start label from each function
4766 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4767 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
4768 * config/rs6000/rs6000-protos.h: Declare it.
4769 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
4771 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
4773 * config/sh/sh.c (split_branches): Check the result of
4776 2009-08-27 Steve Ellcey <sje@cup.hp.com>
4778 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
4779 using -pthread -fopenmp
4781 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4783 * doc/service.texi (service directory): Update URL.
4785 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
4787 PR rtl-optimization/40861
4788 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
4789 extract word from a multi-word subreg for negative byte positions.
4791 2009-08-27 Tristan Gingold <gingold@adacore.com>
4792 Douglas B Rupp <rupp@gnat.com>
4794 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
4795 (SECTION_VMS_OVERLAY): Define.
4796 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
4798 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
4800 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
4801 common_object declarations.
4802 (ia64_section_type_flags): Set section flag for common_object.
4803 * config/ia64/ia64-protos.h
4804 (ia64_vms_output_aligned_decl_common): Declare.
4805 (ia64_vms_elf_asm_named_section): Declare.
4807 2009-08-27 Michael Matz <matz@suse.de>
4809 * expr.c (expand_expr_real_2): New function taking exploded
4810 unary or binary expression, split out from ...
4811 (expand_expr_real_1): ... here. Move over all unary/binary
4812 switch parts to above function, in particular these codes:
4813 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
4814 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
4815 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
4816 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
4817 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
4818 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
4819 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
4820 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
4821 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
4822 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
4823 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
4824 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
4825 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
4826 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
4827 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
4828 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4829 VEC_PACK_FIX_TRUNC_EXPR.
4830 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4833 2009-08-27 Richard Guenther <rguenther@suse.de>
4835 * gengtype.c (main): Handle uint64_t.
4836 * ipa-utils.c (get_base_var): Indent properly.
4837 * tree-ssa-live.c (debug_scope_block): New function.
4838 * tree-flow.h (debug_scope_block): Declare.
4839 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4840 * basic-block.h (enum profile_status): Rename to
4841 enum profile_status_d.
4842 (x_profile_status): Adjust type.
4844 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4847 * dwarf2out.c (get_context_die): Declare this static function.
4848 (gen_type_die_with_usage): Make sure a DIE is a generated for
4849 the context of a typedef.
4851 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4853 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4856 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4858 * config/mips/mips-protos.h (mips_output_sync): Declare.
4859 (mips_sync_loop_insns): Likewise.
4860 (mips_output_sync_loop): Replace first two parameters with an rtx.
4861 * config/mips/mips.c (mips_multi_member): New structure.
4862 (mips_multi_members): New variable.
4863 (mips_multi_start): New function.
4864 (mips_multi_add): Likewise.
4865 (mips_multi_add_insn): Likewise.
4866 (mips_multi_add_label): Likewise.
4867 (mips_multi_last_index): Likewise.
4868 (mips_multi_copy_insn): Likewise.
4869 (mips_multi_set_operand): Likewise.
4870 (mips_multi_write): Likewise.
4871 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4872 (mips_init_print_operand_punct): Update accordingly.
4873 (mips_start_ll_sc_sync_block): New function.
4874 (mips_end_ll_sc_sync_block): Likewise.
4875 (mips_output_sync): Likewise.
4876 (mips_sync_insn1_template): Likewise.
4877 (mips_sync_insn2_template): Likewise.
4878 (mips_get_sync_operand): Likewise.
4879 (mips_process_sync_loop): Likewise.
4880 (mips_output_sync_loop): Use mips_process_sync_loop.
4881 (mips_sync_loop_insns): New function.
4882 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4883 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4884 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4885 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4886 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4887 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4888 (MIPS_SYNC_OLD_OP_12): Likewise.
4889 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4890 (MIPS_SYNC_NEW_OP_12): Likewise.
4891 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4892 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4893 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4894 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4895 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4896 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4897 * config/mips/mips.md (sync_mem): New attribute.
4898 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4899 (sync_exclusive_mask, sync_required_oldval): Likewise.
4900 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4901 (sync_release_barrier): Likewise.
4902 (length): Handle sync loops.
4903 (sync): Use mips_output_sync.
4904 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4905 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4906 and use mips_output_sync_loop.
4907 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4908 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4909 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4910 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4911 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4912 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4913 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4914 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4915 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4917 2009-08-26 Richard Guenther <rguenther@suse.de>
4920 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4921 the types to not match.
4922 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4924 * tree-ssa.c (useless_type_conversion_p): Conversions to
4925 pointers to unprototyped functions are useless.
4927 2009-08-26 Richard Guenther <rguenther@suse.de>
4929 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4930 whole-program condition, prepare to be called for non-globals.
4931 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4932 params build a representative with known type and track its fields.
4934 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4936 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4937 clearing by a taken branch.
4938 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4939 effectively after bbro pass.
4940 (sync_nand<mode>): Ditto.
4941 (sync_old_<fetchop_name><mode>): Ditto.
4942 (sync_old_nand<mode>): Ditto.
4943 (sync_new_<fetchop_name><mode>): Dito.
4944 (sync_new_nand<mode>): Ditto.
4945 (sync_compare_and_swap<mode>_1): Ditto.
4946 (*sync_compare_and_swap<mode>): Ditto.
4947 (sync_lock_test_and_set<mode>_1): Ditto.
4948 ("sync_lock_test_and_set<mode>): Ditto.
4950 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4952 * hwint.h (HOST_LONG_FORMAT): New macro
4953 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4954 Use HOST_PTR_PRINTF.
4955 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4956 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4957 (HOST_PTR_PRINTF): Document.
4959 2009-08-25 Jan Hubicka <jh@suse.cz>
4961 * config/i386/bmmintrin.h: Replace by #error.
4964 Michael Meissner <michael.meissner@amd.com>
4965 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4966 Tony Linthicum <tony.linthicum@amd.com>
4968 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4969 (TARGET_ROUND): New macro for the round/ptest instructions which
4970 are shared between SSE4.1 and SSE5.
4971 (OPTION_MASK_ISA_ROUND): Ditto.
4972 (OPTION_ISA_ROUND): Ditto.
4973 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4974 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4976 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4977 (-mfused-madd): New switch to give users control over whether the
4978 compiler optimizes to use the multiply/add SSE5 instructions.
4980 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4981 (ix86_handle_option): Turn off 3dnow if -msse5.
4982 (override_options): Add SSE5 support.
4983 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4985 (ix86_expand_sse_movcc): Add SSE5 support.
4986 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4987 vector type to the next largest size.
4988 (ix86_expand_sse5_pack): New function to use pperm to pack a
4989 vector type to the next smallest size.
4990 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4991 (IX86_BUILTIN_FMADDSD): Ditto.
4992 (IX86_BUILTIN_FMADDPS): Ditto.
4993 (IX86_BUILTIN_FMADDPD): Ditto.
4994 (IX86_BUILTIN_FMSUBSS): Ditto.
4995 (IX86_BUILTIN_FMSUBSD): Ditto.
4996 (IX86_BUILTIN_FMSUBPS): Ditto.
4997 (IX86_BUILTIN_FMSUBPD): Ditto.
4998 (IX86_BUILTIN_FNMADDSS): Ditto.
4999 (IX86_BUILTIN_FNMADDSD): Ditto.
5000 (IX86_BUILTIN_FNMADDPS): Ditto.
5001 (IX86_BUILTIN_FNMADDPD): Ditto.
5002 (IX86_BUILTIN_FNMSUBSS): Ditto.
5003 (IX86_BUILTIN_FNMSUBSD): Ditto.
5004 (IX86_BUILTIN_FNMSUBPS): Ditto.
5005 (IX86_BUILTIN_FNMSUBPD): Ditto.
5006 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5007 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5008 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5009 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5010 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5011 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5012 (IX86_BUILTIN_PPERM): Ditto.
5013 (IX86_BUILTIN_PERMPS): Ditto.
5014 (IX86_BUILTIN_PERMPD): Ditto.
5015 (IX86_BUILTIN_PMACSSWW): Ditto.
5016 (IX86_BUILTIN_PMACSWW): Ditto.
5017 (IX86_BUILTIN_PMACSSWD): Ditto.
5018 (IX86_BUILTIN_PMACSWD): Ditto.
5019 (IX86_BUILTIN_PMACSSDD): Ditto.
5020 (IX86_BUILTIN_PMACSDD): Ditto.
5021 (IX86_BUILTIN_PMACSSDQL): Ditto.
5022 (IX86_BUILTIN_PMACSSDQH): Ditto.
5023 (IX86_BUILTIN_PMACSDQL): Ditto.
5024 (IX86_BUILTIN_PMACSDQH): Ditto.
5025 (IX86_BUILTIN_PMADCSSWD): Ditto.
5026 (IX86_BUILTIN_PMADCSWD): Ditto.
5027 (IX86_BUILTIN_PHADDBW): Ditto.
5028 (IX86_BUILTIN_PHADDBD): Ditto.
5029 (IX86_BUILTIN_PHADDBQ): Ditto.
5030 (IX86_BUILTIN_PHADDWD): Ditto.
5031 (IX86_BUILTIN_PHADDWQ): Ditto.
5032 (IX86_BUILTIN_PHADDDQ): Ditto.
5033 (IX86_BUILTIN_PHADDUBW): Ditto.
5034 (IX86_BUILTIN_PHADDUBD): Ditto.
5035 (IX86_BUILTIN_PHADDUBQ): Ditto.
5036 (IX86_BUILTIN_PHADDUWD): Ditto.
5037 (IX86_BUILTIN_PHADDUWQ): Ditto.
5038 (IX86_BUILTIN_PHADDUDQ): Ditto.
5039 (IX86_BUILTIN_PHSUBBW): Ditto.
5040 (IX86_BUILTIN_PHSUBWD): Ditto.
5041 (IX86_BUILTIN_PHSUBDQ): Ditto.
5042 (IX86_BUILTIN_PROTB): Ditto.
5043 (IX86_BUILTIN_PROTW): Ditto.
5044 (IX86_BUILTIN_PROTD): Ditto.
5045 (IX86_BUILTIN_PROTQ): Ditto.
5046 (IX86_BUILTIN_PROTB_IMM): Ditto.
5047 (IX86_BUILTIN_PROTW_IMM): Ditto.
5048 (IX86_BUILTIN_PROTD_IMM): Ditto.
5049 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5050 (IX86_BUILTIN_PSHLB): Ditto.
5051 (IX86_BUILTIN_PSHLW): Ditto.
5052 (IX86_BUILTIN_PSHLD): Ditto.
5053 (IX86_BUILTIN_PSHLQ): Ditto.
5054 (IX86_BUILTIN_PSHAB): Ditto.
5055 (IX86_BUILTIN_PSHAW): Ditto.
5056 (IX86_BUILTIN_PSHAD): Ditto.
5057 (IX86_BUILTIN_PSHAQ): Ditto.
5058 (IX86_BUILTIN_FRCZSS): Ditto.
5059 (IX86_BUILTIN_FRCZSD): Ditto.
5060 (IX86_BUILTIN_FRCZPS): Ditto.
5061 (IX86_BUILTIN_FRCZPD): Ditto.
5062 (IX86_BUILTIN_CVTPH2PS): Ditto.
5063 (IX86_BUILTIN_CVTPS2PH): Ditto.
5064 (IX86_BUILTIN_COMEQSS): Ditto.
5065 (IX86_BUILTIN_COMNESS): Ditto.
5066 (IX86_BUILTIN_COMLTSS): Ditto.
5067 (IX86_BUILTIN_COMLESS): Ditto.
5068 (IX86_BUILTIN_COMGTSS): Ditto.
5069 (IX86_BUILTIN_COMGESS): Ditto.
5070 (IX86_BUILTIN_COMUEQSS): Ditto.
5071 (IX86_BUILTIN_COMUNESS): Ditto.
5072 (IX86_BUILTIN_COMULTSS): Ditto.
5073 (IX86_BUILTIN_COMULESS): Ditto.
5074 (IX86_BUILTIN_COMUGTSS): Ditto.
5075 (IX86_BUILTIN_COMUGESS): Ditto.
5076 (IX86_BUILTIN_COMORDSS): Ditto.
5077 (IX86_BUILTIN_COMUNORDSS): Ditto.
5078 (IX86_BUILTIN_COMFALSESS): Ditto.
5079 (IX86_BUILTIN_COMTRUESS): Ditto.
5080 (IX86_BUILTIN_COMEQSD): Ditto.
5081 (IX86_BUILTIN_COMNESD): Ditto.
5082 (IX86_BUILTIN_COMLTSD): Ditto.
5083 (IX86_BUILTIN_COMLESD): Ditto.
5084 (IX86_BUILTIN_COMGTSD): Ditto.
5085 (IX86_BUILTIN_COMGESD): Ditto.
5086 (IX86_BUILTIN_COMUEQSD): Ditto.
5087 (IX86_BUILTIN_COMUNESD): Ditto.
5088 (IX86_BUILTIN_COMULTSD): Ditto.
5089 (IX86_BUILTIN_COMULESD): Ditto.
5090 (IX86_BUILTIN_COMUGTSD): Ditto.
5091 (IX86_BUILTIN_COMUGESD): Ditto.
5092 (IX86_BUILTIN_COMORDSD): Ditto.
5093 (IX86_BUILTIN_COMUNORDSD): Ditto.
5094 (IX86_BUILTIN_COMFALSESD): Ditto.
5095 (IX86_BUILTIN_COMTRUESD): Ditto.
5096 (IX86_BUILTIN_COMEQPS): Ditto.
5097 (IX86_BUILTIN_COMNEPS): Ditto.
5098 (IX86_BUILTIN_COMLTPS): Ditto.
5099 (IX86_BUILTIN_COMLEPS): Ditto.
5100 (IX86_BUILTIN_COMGTPS): Ditto.
5101 (IX86_BUILTIN_COMGEPS): Ditto.
5102 (IX86_BUILTIN_COMUEQPS): Ditto.
5103 (IX86_BUILTIN_COMUNEPS): Ditto.
5104 (IX86_BUILTIN_COMULTPS): Ditto.
5105 (IX86_BUILTIN_COMULEPS): Ditto.
5106 (IX86_BUILTIN_COMUGTPS): Ditto.
5107 (IX86_BUILTIN_COMUGEPS): Ditto.
5108 (IX86_BUILTIN_COMORDPS): Ditto.
5109 (IX86_BUILTIN_COMUNORDPS): Ditto.
5110 (IX86_BUILTIN_COMFALSEPS): Ditto.
5111 (IX86_BUILTIN_COMTRUEPS): Ditto.
5112 (IX86_BUILTIN_COMEQPD): Ditto.
5113 (IX86_BUILTIN_COMNEPD): Ditto.
5114 (IX86_BUILTIN_COMLTPD): Ditto.
5115 (IX86_BUILTIN_COMLEPD): Ditto.
5116 (IX86_BUILTIN_COMGTPD): Ditto.
5117 (IX86_BUILTIN_COMGEPD): Ditto.
5118 (IX86_BUILTIN_COMUEQPD): Ditto.
5119 (IX86_BUILTIN_COMUNEPD): Ditto.
5120 (IX86_BUILTIN_COMULTPD): Ditto.
5121 (IX86_BUILTIN_COMULEPD): Ditto.
5122 (IX86_BUILTIN_COMUGTPD): Ditto.
5123 (IX86_BUILTIN_COMUGEPD): Ditto.
5124 (IX86_BUILTIN_COMORDPD): Ditto.
5125 (IX86_BUILTIN_COMUNORDPD): Ditto.
5126 (IX86_BUILTIN_COMFALSEPD): Ditto.
5127 (IX86_BUILTIN_COMTRUEPD): Ditto.
5128 (IX86_BUILTIN_PCOMEQUB): Ditto.
5129 (IX86_BUILTIN_PCOMNEUB): Ditto.
5130 (IX86_BUILTIN_PCOMLTUB): Ditto.
5131 (IX86_BUILTIN_PCOMLEUB): Ditto.
5132 (IX86_BUILTIN_PCOMGTUB): Ditto.
5133 (IX86_BUILTIN_PCOMGEUB): Ditto.
5134 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5135 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5136 (IX86_BUILTIN_PCOMEQUW): Ditto.
5137 (IX86_BUILTIN_PCOMNEUW): Ditto.
5138 (IX86_BUILTIN_PCOMLTUW): Ditto.
5139 (IX86_BUILTIN_PCOMLEUW): Ditto.
5140 (IX86_BUILTIN_PCOMGTUW): Ditto.
5141 (IX86_BUILTIN_PCOMGEUW): Ditto.
5142 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5143 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5144 (IX86_BUILTIN_PCOMEQUD): Ditto.
5145 (IX86_BUILTIN_PCOMNEUD): Ditto.
5146 (IX86_BUILTIN_PCOMLTUD): Ditto.
5147 (IX86_BUILTIN_PCOMLEUD): Ditto.
5148 (IX86_BUILTIN_PCOMGTUD): Ditto.
5149 (IX86_BUILTIN_PCOMGEUD): Ditto.
5150 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5151 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5152 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5153 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5154 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5155 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5156 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5157 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5158 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5159 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5160 (IX86_BUILTIN_PCOMEQB): Ditto.
5161 (IX86_BUILTIN_PCOMNEB): Ditto.
5162 (IX86_BUILTIN_PCOMLTB): Ditto.
5163 (IX86_BUILTIN_PCOMLEB): Ditto.
5164 (IX86_BUILTIN_PCOMGTB): Ditto.
5165 (IX86_BUILTIN_PCOMGEB): Ditto.
5166 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5167 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5168 (IX86_BUILTIN_PCOMEQW): Ditto.
5169 (IX86_BUILTIN_PCOMNEW): Ditto.
5170 (IX86_BUILTIN_PCOMLTW): Ditto.
5171 (IX86_BUILTIN_PCOMLEW): Ditto.
5172 (IX86_BUILTIN_PCOMGTW): Ditto.
5173 (IX86_BUILTIN_PCOMGEW): Ditto.
5174 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5175 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5176 (IX86_BUILTIN_PCOMEQD): Ditto.
5177 (IX86_BUILTIN_PCOMNED): Ditto.
5178 (IX86_BUILTIN_PCOMLTD): Ditto.
5179 (IX86_BUILTIN_PCOMLED): Ditto.
5180 (IX86_BUILTIN_PCOMGTD): Ditto.
5181 (IX86_BUILTIN_PCOMGED): Ditto.
5182 (IX86_BUILTIN_PCOMFALSED): Ditto.
5183 (IX86_BUILTIN_PCOMTRUED): Ditto.
5184 (IX86_BUILTIN_PCOMEQQ): Ditto.
5185 (IX86_BUILTIN_PCOMNEQ): Ditto.
5186 (IX86_BUILTIN_PCOMLTQ): Ditto.
5187 (IX86_BUILTIN_PCOMLEQ): Ditto.
5188 (IX86_BUILTIN_PCOMGTQ): Ditto.
5189 (IX86_BUILTIN_PCOMGEQ): Ditto.
5190 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5191 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5192 (enum multi_arg_type): New enum for describing the various SSE5
5193 intrinsic argument types.
5194 (bdesc_multi_arg): New table for SSE5 intrinsics.
5195 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5196 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5198 (ix86_expand_builtin): Add SSE5 intrinsic support.
5199 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5200 operand instructions.
5201 (ix86_expand_sse5_multiple_memory): New function to split the
5202 second memory reference from SSE5 instructions.
5203 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5204 (ix86_return_pops_args): Use stdarg_p to determine if the function
5205 has variable arguments.
5206 (ix86_setup_incoming_varargs): Ditto.
5207 (x86_this_parameter): Ditto.
5209 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5211 (ix86_expand_sse5_pack): Ditto.
5212 (ix86_sse5_valid_op_p): Ditto.
5213 (ix86_expand_sse5_multiple_memory): Ditto.
5215 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5216 constant for SSE5 support.
5217 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5218 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5219 (UNSPEC_SSE5_PERMUTE): Ditto.
5220 (UNSPEC_SSE5_ASHIFT): Ditto.
5221 (UNSPEC_SSE5_LSHIFT): Ditto.
5222 (UNSPEC_FRCZ): Ditto.
5223 (UNSPEC_CVTPH2PS): Ditto.
5224 (UNSPEC_CVTPS2PH): Ditto.
5225 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5227 (COM_FALSE_S): Ditto.
5228 (COM_FALSE_P): Ditto.
5229 (COM_TRUE_S): Ditto.
5230 (COM_TRUE_P): Ditto.
5231 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5232 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5234 (memory attribute): Ditto.
5235 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5236 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5237 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5238 (floor<mode>2): Ditto.
5239 (ceil<mode>2): Ditto.
5240 (btrunc<mode>2): Ditto.
5241 (nearbyintdf2): Ditto.
5242 (nearbyintsf2): Ditto.
5243 (sse_setccsf): Disable if SSE5.
5244 (sse_setccdf): Ditto.
5245 (sse5_setcc<mode>): New support for SSE5 conditional move.
5246 (sse5_pcmov_<mode>): Ditto.
5248 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5250 (SSEMODEF2P): Ditto.
5251 (ssemodesuffixf4): New mode attribute for SSE5.
5252 (ssemodesuffixf2s): Ditto.
5253 (ssemodesuffixf2c): Ditto.
5254 (sserotatemax): Ditto.
5255 (ssescalarmode): Ditto.
5256 (sse_maskcmpv4sf3): Disable if SSE5.
5257 (sse_maskcmpv2df3): Ditto.
5258 (sse_vmmaskcmpv4sf3): Ditto.
5259 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
5260 (sse5_vmfmadd<mode>4): Ditto.
5261 (sse5_fmsub<mode>4): Ditto.
5262 (sse5_vmfmsub<mode>4): Ditto.
5263 (sse5_fnmadd<mode>4): Ditto.
5264 (sse5_vmfnmadd<mode>4): Ditto.
5265 (sse5_fnmsub<mode>4): Ditto.
5266 (sse5_vmfnmsub<mode>4): Ditto.
5267 (sse5i_fmadd<mode>4): Ditto.
5268 (sse5i_fmsub<mode>4): Ditto.
5269 (sse5i_fnmadd<mode>4): Ditto.
5270 (sse5i_fnmsub<mode>4): Ditto.
5271 (sse5i_vmfmadd<mode>4): Ditto.
5272 (sse5i_vmfmsub<mode>4): Ditto.
5273 (sse5i_vmfnmadd<mode>4): Ditto.
5274 (sse5i_vmfnmsub<mode>4): Ditto.
5275 (mulv16qi3): Add SSE5 support.
5277 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5278 (sse2_mulv4si3): Disable if SSE5.
5279 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5280 (sse4_1_roundps): Ditto.
5281 (sse4_1_roundsd): Ditto.
5282 (sse4_1_roundss): Ditto.
5283 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5285 (sse_maskcmpsf3): Ditto.
5286 (sse_vmmaskcmpv4sf3): Ditto.
5287 (sse2_maskcmpv2df3): Ditto.
5288 (sse2_maskcmpdf3): Ditto.
5289 (sse2_vmmaskcmpv2df3): Ditto.
5290 (sse2_eq<mode>3): Ditto.
5291 (sse2_gt<mode>3): Ditto.
5292 (sse5_pcmov_<mode>): Add SSE5 support.
5293 (vec_unpacku_hi_v16qi): Ditto.
5294 (vec_unpacks_hi_v16qi): Ditto.
5295 (vec_unpacku_lo_v16qi): Ditto.
5296 (vec_unpacks_lo_v16qi): Ditto.
5297 (vec_unpacku_hi_v8hi): Ditto.
5298 (vec_unpacks_hi_v8hi): Ditto.
5299 (vec_unpacku_lo_v8hi): Ditto.
5300 (vec_unpacks_lo_v8hi): Ditto.
5301 (vec_unpacku_hi_v4si): Ditto.
5302 (vec_unpacks_hi_v4si): Ditto.
5303 (vec_unpacku_lo_v4si): Ditto.
5304 (vec_unpacks_lo_v4si): Ditto.
5305 (sse5_pmacsww): New SSE5 intrinsic insn.
5306 (sse5_pmacssww): Ditto.
5307 (sse5_pmacsdd): Ditto.
5308 (sse5_pmacssdd): Ditto.
5309 (sse5_pmacssdql): Ditto.
5310 (sse5_pmacssdqh): Ditto.
5311 (sse5_pmacsdqh): Ditto.
5312 (sse5_pmacsswd): Ditto.
5313 (sse5_pmacswd): Ditto.
5314 (sse5_pmadcsswd): Ditto.
5315 (sse5_pmadcswd): Ditto.
5316 (sse5_pcmov_<move>): Conditional move support on SSE5.
5317 (sse5_phaddbw): New SSE5 intrinsic insn.
5318 (sse5_phaddbd): Ditto.
5319 (sse5_phaddbq): Ditto.
5320 (sse5_phaddwd): Ditto.
5321 (sse5_phaddwq): Ditto.
5322 (sse5_phadddq): Ditto.
5323 (sse5_phaddubw): Ditto.
5324 (sse5_phaddubd): Ditto.
5325 (sse5_phaddubq): Ditto.
5326 (sse5_phadduwd): Ditto.
5327 (sse5_phadduwq): Ditto.
5328 (sse5_phaddudq): Ditto.
5329 (sse5_phsubbw): Ditto.
5330 (sse5_phsubwd): Ditto.
5331 (sse5_phsubdq): Ditto.
5332 (sse5_pperm): Ditto.
5333 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5334 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5335 (sse5_pperm_sign_v8hi_v4si): Ditto.
5336 (sse5_pperm_zero_v8hi_v4si): Ditto.
5337 (sse5_pperm_sign_v4si_v2di): Ditto.
5338 (sse5_pperm_sign_v4si_v2di): Ditto.
5339 (sse5_pperm_pack_v2di_v4si): Ditto.
5340 (sse5_pperm_pack_v4si_v8hi): Ditto.
5341 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5342 (sse5_perm<mode>): New SSE5 intrinsic insn.
5343 (rotl<mode>3): Ditto.
5344 (sse5_rotl<mode>3): Ditto.
5345 (sse5_ashl<mode>3): Ditto.
5346 (sse5_lshl<mode>3): Ditto.
5347 (sse5_frcz<mode>2): Ditto.
5348 (sse5s_frcz<mode>2): Ditto.
5349 (sse5_cvtph2ps): Ditto.
5350 (sse5_cvtps2ph): Ditto.
5351 (sse5_vmmaskcmp<mode>3): Ditto.
5352 (sse5_com_tf<mode>3): Ditto.
5353 (sse5_maskcmp<mode>3): Ditto.
5354 (sse5_maskcmp_uns<mode>3): Ditto.
5355 (sse5_maskcmp_uns2<mode>3): Ditto.
5356 (sse5_pcom_tf<mode>3): Ditto.
5358 * config/i386/predicates.md (sse5_comparison_float_operator):
5359 New predicate to match the comparison operators supported by
5360 the SSE5 com instruction.
5361 (ix86_comparison_int_operator): New predicate to match just the
5362 signed int comparisons.
5363 (ix86_comparison_uns_operator): New predicate to match just the
5364 unsigned int comparisons.
5366 * doc/invoke.texi (-msse5): Add documentation.
5367 (-mfused-madd): Ditto.
5369 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5371 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5373 (x86_64-*-*): Ditto.
5375 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5377 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5378 intrinisics for SSE5.
5380 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5383 * config/i386/mmintrin-common.h: New file, to contain common
5384 instructions between SSE4.1 and SSE5.
5386 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5387 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5388 (gen_regparm_prefix): Ditto.
5390 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5391 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5392 prototype_p to determine if a function is prototyped.
5394 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
5396 * c-common.c (c_common_reswords) add the alignof keyword,
5397 with same RID as __alignof and __alignof__
5399 2009-08-25 Anatoly Sokolov <aesok@post.ru>
5401 * hooks.h (hook_bool_const_int_const_int_true): Declare.
5402 * hooks.c (hook_bool_const_int_const_int_true): New function.
5403 * target.h (struct gcc_target): Add can_eliminate field.
5404 * target-def.h (TARGET_CAN_ELIMINATE): Define.
5405 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
5406 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
5407 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
5408 (elim_table): Revise comment.
5409 * system.h (CAN_ELIMINATE): Poison.
5410 * defaults.h (CAN_ELIMINATE): Remove.
5411 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5413 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
5414 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
5416 (alpha_vms_can_eliminate): Declare as static, change return type to
5418 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
5420 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
5421 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
5422 (arm_can_eliminate): New function.
5424 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
5425 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
5426 (avr_can_eliminate): Declare as static.
5427 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
5429 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
5430 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
5431 (bfin_can_eliminate): New function.
5433 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
5434 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
5435 (crx_can_eliminate): New function.
5437 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
5438 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
5439 (fr30_can_eliminate): New function.
5441 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
5442 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
5443 (frv_can_eliminate): New function.
5445 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
5446 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
5447 (h8300_can_eliminate): New function.
5449 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
5450 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
5451 (i386_can_eliminate): Declare as static, change return type to bool.
5452 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
5454 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
5455 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
5456 (ia64_can_eliminate): New function.
5458 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
5459 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
5460 (iq2000_can_eliminate): New function.
5462 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
5463 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
5464 (m32r_can_eliminate): New function.
5466 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
5467 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
5468 (m68hc11_can_eliminate): New function.
5470 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
5471 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
5472 (m68k_can_eliminate): New function.
5474 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
5475 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
5476 (mep_can_eliminate): New function.
5478 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
5479 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
5480 (mips_can_eliminate): New function.
5482 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
5483 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
5484 (rs6000_can_eliminate): New function.
5486 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
5487 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
5488 (s390_can_eliminate): Declare as static.
5489 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
5491 * config/score/score.h (CAN_ELIMINATE): Remove macro.
5492 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
5493 (score_can_eliminate): New function.
5495 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
5496 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
5497 (sparc_can_eliminate): Declare as static.
5498 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
5500 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
5501 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
5502 (xstormy16_can_eliminate): New function.
5504 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
5505 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
5506 (v850_can_eliminate): New function.
5508 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
5510 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
5511 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
5512 (*movdfcc_ext[1234]): Disable for IEEE mode.
5514 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
5516 * gimplify.c (prepare_gimple_addressable): New static function.
5517 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
5519 (gimplify_addr_expr): Invoke it similarly on the operand instead of
5520 manually fiddling with it.
5522 2009-08-25 Michael Matz <matz@suse.de>
5524 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
5525 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
5527 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
5528 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
5529 (do_jump): Split out code for simple binary comparisons into ...
5530 (do_jump_1): ... this, taking the individual operands and code.
5531 Change callers to helper function above accordingly.
5532 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
5535 2009-08-25 Michael Matz <matz@suse.de>
5537 * expr.h (struct separate_ops, sepops): New type for passing
5538 around an exploded simple expression.
5539 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
5540 Use this structure instead of expression tree.
5541 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
5542 expression, only its type.
5543 (expand_vec_cond_expr): Take type and individual operands instead
5545 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
5546 expand_vec_shift_expr): Change prototype accordingly.
5547 * tree-vect-stmts.c (vectorizable_condition): Change call of
5548 expand_vec_cond_expr_p to pass only type.
5549 * expr.c (do_store_flags): Change prototype and implementation
5550 to take an exploded expression.
5551 (expand_expr_real_1): New local ops initialized with details
5552 of the full expression. Use it instead of full
5553 expression in calls to do_store_flags, expand_vec_cond_expr,
5554 expand_widen_pattern_expr and expand_vec_shift_expr.
5556 2009-08-25 Michael Matz <matz@suse.de>
5558 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
5559 treeop2 initialized with first three operands of the full expression.
5560 Substitute all TREE_OPERAND (exp, [012]) calls with them.
5562 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
5564 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
5565 (__gthread_objc_condition_allocate): Mark arguments as unused.
5566 (__gthread_objc_condition_deallocate): Likewise.
5567 (__gthread_objc_condition_wait): Likewise.
5568 (__gthread_objc_condition_broadcast): Likewise.
5569 (__gthread_objc_condition_signal): Likewise.
5570 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
5571 (__gthread_objc_thread_id): Likewise.
5573 2009-08-25 Janus Weil <janus@gcc.gnu.org>
5576 * tree-pretty-print.c (print_call_name): Print the correct call name
5577 for procedure pointer components.
5579 2009-08-24 Steve Ellcey <sje@cup.hp.com>
5581 * config/ia64/ia64.c (ia64_promote_function_mode): Call
5582 default_promote_function_mode when not VMS.
5584 2009-08-24 Olivier Hainque <hainque@adacore.com>
5586 * convert.c (convert_to_integer): Don't assume an input pointer is
5587 POINTER_SIZE wide. Fetch from the type instead.
5589 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5591 * configure.ac (AC_PREREQ): Bump to 2.64.
5593 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
5595 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
5596 (process_command): Don't search standard_exec_prefix_1 and
5597 standard_exec_prefix_2.
5599 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5601 * config/arm/arm.c (output_return_instruction): Handle for
5604 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5606 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
5608 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5610 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
5611 (*arm_movdf_vfp): Likewise.
5613 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5615 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
5616 (vashr<mode>3): Rename from ashr<mode>3.
5617 (vlshr<mode>3): Rename from lshr<mode>3.
5619 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
5622 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
5623 (check_format_info_main): Use scalar_identify_flag.
5624 (check_format_types): Check for scalar size identity if
5625 scalar_identify_flag is set.
5626 (printf_length_specs): Extend by new field.
5627 (asm_fprintf_length_specs): Likewise.
5628 (gcc_diag_length_specs): Likewise.
5629 (scanf_length_specs): Likewise.
5630 (strfmon_length_specs): Likewise.
5631 (gcc_gfc_length_specs): Likewise.
5632 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
5633 (ms_printf_flag_specs): Likewise.
5634 * c-format.h (format_length_info): Add new member scalar_identity_flag.
5636 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
5639 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
5640 (*call_value_pop_1): Ditto.
5641 (*sibcall_pop_1): New insn pattern.
5642 (*sibcall_value_pop_1): Ditto.
5644 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5647 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
5650 2009-08-23 Alan Modra <amodra@bigpond.net.au>
5653 * fwprop.c (try_fwprop_subst): Allow multiple sets.
5654 (get_reg_use_in): New function.
5655 (forward_propagate_subreg): Propagate through subreg of zero_extend
5658 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
5660 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
5661 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
5663 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5665 * configure.ac: Remove --with-datarootdir, --with-docdir,
5666 --with-htmldir switches. No need to call AC_SUBST for
5667 datarootdir, docdir, htmldir any more.
5668 * configure: Regenerate.
5669 * doc/install.texi (Configuration): Document --datarootdir,
5670 --docdir, --htmldir, --pdfdir; update documentation for
5671 --infodir, --mandir.
5672 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
5675 * aclocal.m4: Regenerate.
5676 * config.in: Regenerate.
5677 * configure: Regenerate.
5679 2009-08-21 Douglas B Rupp <rupp@gnat.com>
5680 Olivier Hainque <hainque@adacore.com>
5682 * config/ia64/ia64.c: Include libfuncs.h.
5683 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
5684 (ia64_expand_call): Use reg 25 on VMS.
5685 (ia64_initialize_trampoline): Fix for VMS ABI.
5686 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
5687 (ia64_function_arg): Initialize reg 25 on VMS.
5688 Fix OpenVMS ABI issues for varargs.
5689 For OpenVMS, emit the Argument Information register set in the
5690 incoming/sibcall case as well.
5691 (ia64_arg_type): New function.
5692 (ia64_function_arg_advance): Keep track of cum->words.
5693 Fix OpenVMS ABI issues for varargs.
5694 (ia64_function_value): On VMS, promote mode of non-aggregate types.
5695 (ia64_override_options): Set flag_no_common on VMS.
5696 (ia64_init_builtins): Disable FWRITE builtin.
5697 (ia64_asm_output_external): Call DO_CRTL_NAMES.
5698 (ia64_vms_init_libfuncs): Add decc$ routines.
5699 (ia64_vms_valid_pointer_mode): New function.
5700 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
5701 (ia64_promote_function_mode): New function
5702 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
5703 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
5704 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5705 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
5706 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
5707 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
5708 Suppress trailing '#' if VALUE is numeric.
5709 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
5710 ia64_promote_function_mode.
5711 (TARGET_VALID_POINTER_MODE): Define.
5713 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5716 * config/rs6000/rs6000.c (rs6000_override_options): Use
5717 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
5720 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
5721 reporting of vector + decimal/boolean/complex error.
5723 2009-08-21 Jakub Jelinek <jakub@redhat.com>
5725 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
5726 __vector double TYPE_DECL.
5728 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
5730 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
5731 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
5732 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
5733 to pointer to enum machine_mode. Update all callers as needed.
5735 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
5737 * config/alpha/alpha.md (exception_receiver): Emit alternative
5738 GP load sequence if flag_reorder_blocks_and_partition is set.
5739 (*exception_receiver_2): Also enable when
5740 flag_reorder_blocks_and_partition is set.
5742 2009-08-20 Matt Rice <ratmice@gmail.com>
5743 Diego Novillo <dnovillo@google.com>
5745 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
5748 2009-08-20 Richard Guenther <rguenther@suse.de>
5750 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
5751 * c-tree.h (c_dup_lang_specific_decl): Remove.
5752 (struct lang_decl, struct lang_type): Move definitions ...
5753 * c-lang.h: ... here. New file.
5754 * c-decl.c: Include c-lang.h.
5755 (c_dup_lang_specific_decl): Remove.
5756 * c-typeck.c: Include c-lang.h.
5757 * Makefile.in (c-decl.o): Add c-lang.h dependency.
5758 (c-typeck.o): Likewise.
5759 * c-config-lang.in (gtfiles): Add c-lang.h.
5760 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
5763 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
5765 * config/alpha/alpha.c (alpha_end_function): Do not clear
5766 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5767 this is now handled in generic code.
5769 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5771 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
5772 (s390_z10_fix_long_loop_prediction): New function.
5773 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
5774 (s390_reorg): Walk over the INSNs and invoke
5775 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
5777 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
5779 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
5780 "*brx_64bit", "*brx_31bit"): New patterns.
5781 * config/s390/s390.c ('E'): New output modifier.
5783 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5784 Richard Earnshaw <richard.earnshaw@arm.com>
5786 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
5787 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
5789 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5791 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
5793 * pa.c (emit_move_sequence): Check if address of operand1 is valid
5794 for mode mode of operand0 when doing secondary reload for SAR.
5796 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5799 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
5800 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
5802 2009-08-19 Jason Merrill <jason@redhat.com>
5804 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
5805 supported template depth in C++0x.
5807 2009-08-19 Jakub Jelinek <jakub@redhat.com>
5809 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
5810 free_after_compilation.
5811 * config/score/score7.c (score7_output_mi_thunk): Likewise.
5812 * config/score/score3.c (score3_output_mi_thunk): Likewise.
5813 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5814 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5815 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5816 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5817 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5819 2009-08-19 Ian Lance Taylor <iant@google.com>
5821 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
5822 of (plus (mult (neg B) C) A).
5824 2009-08-18 Michael Matz <matz@suse.de>
5826 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
5827 instead of comparing TYPE_MAIN_VARIANT for equality.
5828 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5829 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5830 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5831 * gimplify.c (goa_lhs_expr_p): Ditto and use
5832 STRIP_USELESS_TYPE_CONVERSION.
5834 2009-08-18 Michael Matz <matz@suse.de>
5836 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5837 first field in a struct.
5838 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5840 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5842 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5843 locators before emit_insn is called. Remove assert that
5845 (alpha_end_function): Clear crtl->emit structure and free insn
5846 locators if cfun->is_thunk is true.
5848 2009-08-18 Jason Merrill <jason@redhat.com>
5850 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5852 * configure.ac: Test for it.
5853 * configure, config.in: Regenerate.
5854 * doc/install.texi: Document --enable-gnu-unique-object.
5856 2009-08-18 Richard Guenther <rguenther@suse.de>
5859 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5860 pow(x,y*z) only if x is nonnegative.
5862 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5864 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5868 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5869 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5871 2009-08-17 DJ Delorie <dj@redhat.com>
5873 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5874 * config/m32c/prologue.md (epilogue_freit): New.
5876 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5877 (bank_switch_p): Likewise.
5878 (fast_interrupt_p): Likewise.
5879 (interrupt_p): Likewise.
5880 (m32c_conditional_register_usage): Round memregs size up.
5881 (need_to_save): We only need to save $a0 when we use ENTER.
5882 (interrupt_p): Check for fast_interrupt too.
5883 (bank_switch_p): New.
5884 (fast_interrupt_p): New.
5885 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5886 (m32c_emit_prolog): Support bank switching and fast interrupts.
5887 * doc/extend.texi (Function Attributes): Add bank_switch and
5890 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5892 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5893 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5895 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5897 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5898 (menu): Add IA-64/VMS Options.
5899 (IA-64/VMS Options): Likewise.
5901 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5904 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5906 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5908 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5909 (mips_pop_asm_switch): Likewise.
5910 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5912 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5913 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5914 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5915 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5916 instead of set_noreorder.
5917 (mips_output_function_prologue): Use the new functions.
5918 (mips_output_function_epilogue): Likewise.
5919 (mips_need_noat_wrapper_p): New function, split out from...
5920 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5921 Use mips_push_asm_switch and mips_pop_asm_switch.
5922 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5923 and mips_pop_asm_switch.
5924 (ASM_OUTPUT_REG_POP): Likewise.
5925 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5926 Use mips_pop_asm_switch.
5927 (mips_asm_switch): New structure.
5928 (set_noreorder, set_nomacro): Replace with...
5929 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5930 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5931 instead of set_nomacro.
5932 (fix_truncsfsi2_macro): Likewise.
5933 (cprestore): Likewise.
5934 (hazard): Use mips_noreorder instead of set_noreorder.
5935 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5937 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5939 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5940 from prev_active_insn.
5942 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5944 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5945 * config/avr/avr.c (avr_override_options): Initialize
5946 avr_current_arch variable.
5947 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5948 __AVR_HAVE_16BIT_SP__ according to the device type.
5949 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5951 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5952 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5954 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5957 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5958 generating inlined subroutine die only. We shouldn't be
5959 called for anything else.
5960 (gen_block_die): Don't generate inline subroutine debug info for
5963 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5965 * graphite-poly.c (print_pbb): Print PBB index.
5967 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5970 * graphite-interchange.c (ppl_max_for_le): Moved...
5971 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5972 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5973 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5974 * graphite-ppl.h (ppl_max_for_le): Declared.
5976 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5978 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5979 supported on all platforms.
5980 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5981 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5982 * c-pragma.c: Likewise.
5983 * target-def.h (TARGET_INITIALIZER): Remove
5984 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5985 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5987 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5989 * config/ia64/fde-vms.c: New file.
5990 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5991 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5992 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5993 (uw_frame_state_for): Only register a personality routine if it is
5994 known to be compatible with our expectations.
5995 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5996 Declare unw_table_entry stack variable and
5997 mod all calls to _Unwind_FindTableEntry to add arg.
5998 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5999 (_Unwind_FindTableEntry): Add arg to prototype.
6001 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
6003 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
6004 field 'signal_pfs_loc'.
6005 (uw_frame_state_for): Remove duplicate code dealing with leaf
6006 procedures without unwind info.
6007 If in the frame after unwinding through a signal handler, restore
6008 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
6009 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
6010 'pfs_loc' to the AR.PFS location in the signal context; instead
6011 set 'signal_pfs_loc'.
6012 Manually generate the unwind info for the AR.PFS register.
6013 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
6014 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
6015 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
6016 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
6017 instead set 'signal_pfs_loc'.
6018 Remove code preventing the AR.PFS register from being restored
6019 from the signal context.
6021 2009-08-14 Douglas B Rupp <rupp@gnat.com>
6022 Tristan Gingold <gingold@adacore.com>
6024 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
6025 * config/ia64/t-vms: New file.
6026 * config/ia64/vms64.h: New file.
6027 * config/ia64/vms.h: New file.
6028 * config/ia64/vms-crtinit.asm: New file.
6029 * config/ia64/vms_symvec_libgcc_s.opt: New file.
6030 * config/ia64/vms-unwind.h: New file.
6032 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6034 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6037 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6040 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
6042 * real.h (do_mpc_arg2): ... here.
6043 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
6046 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
6048 * final.c (add_debug_prefix_map): Don't use GC memory for
6049 old_prefix and new_prefix.
6051 2009-08-14 Richard Guenther <rguenther@suse.de>
6053 * ipa-prop.c (compute_complex_pass_through): If we cannot
6054 compute a non-varying offset for IPA_JF_ANCESTOR punt.
6056 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6058 * c-lex.c (c_lex_with_flags): Increase size of local variable
6059 to avoid memory clobber.
6061 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
6064 * config/i386/i386.c (ix86_fp_comparison_strategy):
6065 Only enable/disable sahf at function granularity.
6067 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
6069 PR rtl-optimization/41064
6070 * reload1.c (reload_as_needed): Don't call extract_insn
6071 for known invalid replacements after calling
6072 validate_replace_rtx_group and verify_changes.
6074 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
6077 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
6078 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
6079 ix86_expand_fp_vcond.
6080 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
6081 Assert that operation is supported by ix86_expand_int_vcond.
6082 (vcondu<SSEMODE124C8:mode>): Ditto.
6084 2009-08-13 DJ Delorie <dj@redhat.com>
6086 * config/i386/djgpp-stdint.h: New.
6087 * config.gcc (djgpp): Use it.
6089 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
6091 * config/sh/sh.c (sh_override_options): When flag_exceptions or
6092 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
6094 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
6096 * tree-ssa-loop-prefetch.c
6097 (prune_ref_by_group_reuse): Enhance probabilistic analysis
6098 for long-stride pruning.
6099 (compute_miss_rate): New function to compute the probability
6100 that two memory references access different cache lines.
6102 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
6104 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
6106 2009-08-13 Richard Guenther <rguenther@suse.de>
6109 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
6110 use the constant pointer type.
6111 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
6112 of CV qualifiers on the target pointer type.
6113 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
6114 conversion check before restrict check.
6116 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6119 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
6121 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6123 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
6125 2009-08-12 Richard Guenther <rguenther@suse.de>
6127 PR tree-optimization/41011
6128 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
6129 and reference constructing.
6131 2009-08-12 Xinliang David Li <davidxl@google.com>
6133 PR tree-optimization/41012
6134 * tree-flow.h : New external interface.
6135 * gimple-low.c (check_call_arg): Change to public function.
6136 Remove argument mismatch check in lowering.
6137 * tree-inline.h (tree_can_inline_p): Interface change.
6138 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
6140 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
6141 Call change to tree_can_inline_p function.
6142 (cgraph_decide_inlining_incrementally): Ditto.
6144 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
6146 PR tree-optimization/41031
6147 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
6148 on the partition variable rather than promote_mode on the source
6149 type. Assert that the partition variable's type has the same
6150 mode as the source value's.
6152 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
6154 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
6155 for for_return == 2.
6156 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
6158 * calls.c (expand_call): Fix typo.
6159 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
6161 * stmt.c (expand_value_return): Use promote_function_mode to copy out
6163 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
6164 * config/cris/cris.c (cris_promote_function_mode): Likewise.
6165 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
6166 * config/pa/pa.c (pa_promote_function_mode): Likewise.
6168 2009-08-12 Andrew Haley <aph@redhat.com>
6170 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
6172 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6175 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6177 2009-08-12 Richard Guenther <rguenther@suse.de>
6179 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
6180 * gimplify.c (gimplify_modify_expr): Do not use
6181 lang_hooks.types_compatible_p.
6182 * tree-ssa.c (useless_type_conversion_p): For aggregates
6183 just return false if the canonical types differ.
6185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6188 * sese.c (convert_for_phi_arg): New.
6189 (add_guard_exit_phis): Use convert_for_phi_arg.
6191 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6193 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
6194 unknown subscript upper bounds.
6196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6197 Pranav Garg <pranav.garg2107@gmail.com>
6199 * graphite-interchange.c (gather_access_strides): Removed.
6200 (ppl_max_for_le): New.
6201 (build_linearized_memory_access): New.
6202 (memory_stride_in_loop): New.
6203 (pbb_interchange_profitable_p): Reimplemented.
6204 * graphite-ppl.h (ppl_new_id_map): New.
6205 (ppl_interchange): New.
6207 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6209 * graphite-interchange.c (compute_subscript): Removed.
6210 (compute_array_size_cstr): Removed.
6211 (compute_array_size_poly): Removed.
6212 (compute_array_size): Removed.
6213 (gather_access_strides_poly): Removed.
6214 (gather_access_strides): Empty.
6216 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6218 * graphite-dependences.c (dependence_polyhedron_1): Replace
6219 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
6220 (graphite_legal_transform_dr): Same.
6221 (graphite_carried_dependence_level_k): Same.
6222 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
6223 Initialize PDR_NB_SUBSCRIPTS.
6224 (print_pdr_access_layout): Replace pdr_nb_subscripts with
6226 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
6227 (PDR_NB_SUBSCRIPTS): New.
6228 (pdr_nb_subscripts): Removed.
6229 (pdr_dim): Simplified.
6230 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
6231 with PDR_NB_SUBSCRIPTS.
6233 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6235 * graphite-interchange.c (compute_array_size): Remove use of
6237 * graphite-poly.c (new_poly_dr): Remove argument data_container.
6238 Do not initialize PDR_DATA_CONTAINER.
6239 (print_pdr): Do not print PDR_DATA_CONTAINER.
6240 * graphite-poly.h (struct poly_dr): Remove data_container field.
6241 (PDR_DATA_CONTAINER): Removed.
6242 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
6244 (build_poly_dr): Same.
6246 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6247 Sebastian Pop <sebastian.pop@amd.com>
6249 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
6250 copy of the dependence polyhedron. Free the temporary objects.
6251 (graphite_carried_dependence_level_k): Free unused objects before
6254 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6256 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
6257 Early return without analyzing the data dependences if no
6258 transform has been done. Call restore_scattering if the transform
6260 (graphite-interchange.c): Same.
6261 * graphite-poly.c (print_scattering_function): Test for
6263 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
6264 (apply_poly_transforms): Do not gcc_assert that
6265 the transform is legal.
6266 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
6267 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
6268 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
6269 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
6270 * graphite-poly.h (struct poly_scattering): New.
6271 (struct poly_bb): Add original, transformed, and saved fields.
6272 Remove transformed_scattering, original_scattering,
6273 nb_local_variables and nb_scattering_transform fields.
6274 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
6275 (poly_scattering_new): New.
6276 (poly_scattering_free): New.
6277 (poly_scattering_copy): New.
6278 (store_scattering_pbb): New.
6279 (store_scattering): New.
6280 (restore_scattering_pbb): New.
6281 (restore_scattering): New.
6282 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
6283 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
6285 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6287 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
6290 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6292 * Makefile.in (graphite.o): Depends on PREDICT_H.
6293 * graphite.c: Include predict.h.
6294 (graphite_finalize): Call tree_estimate_probability.
6295 * predict.c (predict_loops): Do not call scev_initialize and
6297 (tree_estimate_probability_bb): New.
6298 (tree_estimate_probability): Do not initialize loops: move that
6299 code to the driver. Call tree_estimate_probability_bb.
6300 (tree_estimate_probability_driver): New.
6301 (pass_profile): Use tree_estimate_probability_driver.
6302 * predict.h (tree_estimate_probability): Declared.
6304 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
6306 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
6307 * graphite-dependences.c (graphite_legal_transform): Add time to
6308 TV_GRAPHITE_DATA_DEPS.
6309 (dependency_between_pbbs_p): Same.
6310 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
6312 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
6314 PR rtl-optimization/41033
6315 * alias.c (nonoverlapping_component_refs_p): Punt when strict
6316 aliasing is disabled.
6318 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6320 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
6321 si_mask_operand, and_load_operand, low_bitmask_operand,
6322 and_reg_operand, and_operand): New predicates.
6323 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
6324 * config/mips/mips.c (and_operands_ok): New function.
6325 * config/mips/mips-protos.h (and_operands_ok): Declare it.
6326 * config/mips/mips.md (move_type): Add ext_ins and logical.
6327 (type): Handle them.
6328 (and<mode>3): Use and_reg_operand as the second operand's predicate.
6329 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
6330 shift_shift. Remove commutative constraint modifier.
6331 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
6333 (*clear_upper32_dext): Remove define_insn_and_split.
6334 (*clear_upper32): Turn this define_insn_and_split ...
6335 (splitter for ANDing register with 0xffff_ffff): .. into this.
6337 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
6339 * combine.c (try_widen_shift_mode): Factor out code to check if an
6340 integer constant is a low-order bitmask from here ...
6341 * rtlanal.c (low_bitmask_len): ... to here.
6342 * rtl.h (low_bitmask_len): Declare.
6344 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
6347 * config/alpha/alpha.md (addsi3): Remove expander.
6348 (addsi3): Rename from *addsi3_internal insn pattern.
6349 (subsi3): Remove expander.
6350 (subsi3): Rename from *subsi3_internal insn pattern.
6352 2009-08-11 Douglas B Rupp <rupp@gnat.com>
6354 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
6357 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
6358 Eric Botcazou <botcazou@adacore.com>
6359 Douglas B Rupp <rupp@gnat.com>
6361 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
6362 that records that fit in 64 bits are returned by immediate value,
6363 as required by OpenVMS Calling Standard.
6364 (function_value): Adjust for above modification.
6365 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
6366 virtual_incoming_args_rtx as base object, not next_arg.
6367 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6369 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6371 * reload.c (find_reloads_subreg_address): Check the original
6372 req_equiv_mem address to detect the case where an address is
6373 not valid in the outer mode.
6375 2009-08-11 Richard Guenther <rguenther@suse.de>
6378 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
6380 2009-08-10 Douglas B Rupp <rupp@gnat.com>
6382 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
6383 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
6385 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
6386 Douglas B Rupp <rupp@gnat.com>
6388 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
6389 PT_STACK when frame_pointer_needed on OpenVMS.
6390 (alpha_pv_save_size, alpha_using_fp): Remove.
6391 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
6392 with proper processing for PT_NULL.
6393 (alpha_vms_initial_elimination_offset): New function. Support for
6394 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
6395 (alpha_sa_size): Force procedure type to PT_STACK when
6396 frame_pointer_needed on OpenVMS.
6397 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
6398 (alpha_using_fp): Likewise.
6399 (alpha_vms_can_eliminate): Add prototype.
6400 (alpha_vms_initial_elimination_offset): Likewise.
6401 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
6402 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
6404 2009-08-10 Eric Botcazou <botcazou@adacore.com>
6405 Douglas B Rupp <rupp@gnat.com>
6407 * config/alpha/alpha.c (common_object_handler): New function.
6408 (vms_attribute_table): Declare a single attribute "common_object".
6409 (vms_output_aligned_decl_common): New global function.
6410 (SECTION_VMS_OVERLAY): Delete.
6411 (SECTION_VMS_GLOBAL): Likewise.
6412 (SECTION_VMS_INITIALIZE): Likewise.
6413 (vms_asm_named_section): Remove support for above flags.
6414 (vms_section_type_flags): Delete.
6415 (TARGET_SECTION_TYPE_FLAGS): Likewise.
6416 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
6417 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6418 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
6420 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6423 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
6424 (sub_ddmmss): Likewise.
6426 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
6429 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
6432 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6435 * reload1.c (reload_as_needed): Use cancel_changes to completely
6436 undo a failed replacement attempt.
6438 2009-08-10 Richard Guenther <rguenther@suse.de>
6441 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
6442 (useless_type_conversion_p): ... here. Require pointer targets
6445 2009-08-10 Dodji Seketeli <dodji@redhat.com>
6448 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
6449 loose the original type of the statement list.
6451 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6453 * config/alpha/alpha.c: Include libfuncs.h
6454 (avms_asm_output_extern): New function.
6455 (alpha_init_libfuncs): Init some decc libfuncs.
6456 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
6457 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
6458 (DO_CRTL_NAMES): Define.
6460 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
6461 (LONG_TYPE_SIZE): Define.
6462 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
6463 (SUBTARGET_SWITCHES): Define malloc64 switch.
6464 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
6465 (MASK_RETURN_ADDR): Define.
6466 doc/invoke.texi (mmalloc64): Document switch.
6468 2009-08-09 Olivier Hainque <hainque@adacore.com>
6469 Douglas B Rupp <rupp@gnat.com>
6471 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
6472 uses_condition_handler.
6473 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
6474 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
6475 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
6476 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
6477 (code_for_builtin): New insn codes for the new alpha_builtins.
6478 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
6479 (alpha_sa_size): Account for uses_condition_handler.
6480 (alpha_expand_prologue): Likewise.
6481 (alpha_start_function): Likewise.
6482 (alpha_expand_epilogue): Likewise.
6483 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
6484 establish/revert expanders.
6485 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
6486 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
6487 New expander, resorting to the alpha.c associated function.
6488 (builtin_revert_vms_condition_handler): Likewise.
6489 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
6490 __gcc_shell_handler, the static VMS condition handler used as
6491 an indirection wrapper to the current dynamically established
6493 * config/alpha/vms-unwind.h: Complete rewrite.
6494 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
6495 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
6497 2009-08-09 Eric Botcazou <botcazou@adacore.com>
6498 Douglas B Rupp <rupp@gnat.com>
6500 * config/alpha/alpha.c (alpha_links): Add 'target' field.
6501 (alpha_need_linkage): Handle aliases. Return function symbol.
6502 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
6503 Use ultimate alias target for the linkage name.
6504 * config/alpha/alpha.md (movmemdi): Use the symbol returned
6505 by alpha_need_linkage for the function symbol.
6506 (setmemdi): Likewise.
6508 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6510 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
6511 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
6512 (ASM_WEAKEN_LABEL): Define.
6513 (CRT_CALL_STATIC_FUNCTION): Define.
6514 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
6515 (ENDFILE_SPEC): Define.
6516 (INIT_SECTION_ASM_OP): Define.
6517 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
6518 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
6520 (MULTILIB_OSDIRNAMES): Define.
6521 (shlib_version): Define.
6522 (SHLIB_EXT): Define.
6523 (SHLIB_OBJS): Define.
6524 (SHLIB_NAME): Define.
6525 (SHLIB_MULTILIB): Define.
6526 (SHLIB_INSTALL): Define.
6527 (SHLIB_SYMVEC): Define.
6528 (SHLIB_SYMVECX2): Define.
6529 (SHLIB_LINK): Define.
6531 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6533 * config/alpha/alpha.c (alpha_initialize_trampoline):
6534 Initialize VMS trampoline IAW ABI for bounded procedure calls.
6535 (alpha_start_function): Emit transfer address on nested functions
6536 for VMS trampoline call.
6537 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
6538 since no longer used.
6539 * config/alpha/vms-tramp.asm: Remove.
6540 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
6541 since now only data initialized at runtime.
6543 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6545 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
6546 (LINK_GCC_C_SEQUENCE_SPEC): Define.
6547 (MD_EXEC_PREFIX): Remove, no longer used.
6548 (MD_STARTFILE_PREFIX): Likewise.
6549 (INCLUDE_DEFAULTS): Likewise.
6550 * config/alpha/t-vms:
6551 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
6553 2009-08-09 Richard Guenther <rguenther@suse.de>
6555 PR tree-optimization/41016
6556 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
6557 (operand_precision): Remove.
6558 (integral_operand_p): Likewise.
6559 (recognize_single_bit_test): Adjust.
6561 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6563 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
6564 operation overflows. Likewise non-cast unary arithmetic.
6565 If one arm of a conditional expression is always taken,
6566 inhibit evaluation warnings for the other arm. Likewise inhibit
6567 evaluation warnings for the second && or || operand if the first
6568 operand is enough to determine the result.
6569 * c-typeck.c (build_conditional_expr): Apply the same inhibition
6571 (build_binary_op): Prevent duplicate evaluation warnings.
6573 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
6575 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
6576 and destination have different modes, Use promote_mode to
6577 determine the signedness of the conversion. Assert that the
6578 promoted source mode matches the destination mode. Don't pass
6579 the destination and destination mode to expand_expr if the source
6580 mode is different. Simplify conversion logic.
6582 2009-08-09 Ira Rosen <irar@il.ibm.com>
6584 PR tree-optimization/41008
6585 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
6586 from condition only in case it's a comparison. Adjust checks.
6588 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
6590 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
6591 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
6592 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
6593 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
6594 (dump_cand): Handle them.
6595 (struct iv_cand): New members COST_STEP and AINC_USE.
6596 (stmt_after_increment): Likewise.
6597 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
6598 callers changed. Use gimple_uid comparison instead of scanning.
6599 (add_candidate_1): When looking for identical candidates, take
6600 AINC_USE into account. Set it for new candidates.
6601 (force_expr_to_var_cost): Cast target_spill_cost to int.
6602 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
6603 All callers changed. Check for availability of autoinc addressing
6604 modes, both in general for a given mode, and in the specific use case.
6605 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
6607 (get_computation_cost): Likewise.
6608 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
6609 add_autoinc_candidates): New static functions.
6610 (add_candidate): Call add_autoinc_candidates for candidates based on
6612 (find_iv_candidates): Call set_autoinc_for_original_candidates.
6613 (determine_use_iv_cost_address): If we have an autoinc candidate at
6614 the matching use, verify autoinc is possible and subtract the cost
6615 of the candidate's step from the cost.
6616 (determine_iv_cost): Record the cost of the increment in the COST_STEP
6617 member of the candidate.
6618 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
6619 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
6621 2009-08-09 Douglas B Rupp <rupp@gnat.com>
6623 * config.build (ia64-hp-*vms*): New target.
6624 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6626 * config.gcc (ia64-hp-*vms*): New target.
6627 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6629 * config.host (ia64-hp-*vms*): New target.
6630 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
6633 2009-08-08 Richard Guenther <rguenther@suse.de>
6635 PR tree-optimization/40991
6636 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
6638 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
6640 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
6641 mode check. Do truncations in an integer mode.
6642 (force_to_mode): Handle subregs for all mode types. Only do
6643 arithmetic simplifications on integer modes.
6645 2009-08-07 Richard Guenther <rguenther@suse.de>
6647 PR tree-optimization/40999
6648 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
6649 (maybe_fold_reference): Lookup constant initializers.
6650 (fold_gimple_assign): Likewise.
6652 2009-08-07 Richard Guenther <rguenther@suse.de>
6654 * tree-ssa.c (useless_type_conversion_p_1): Only for types
6655 that require structural equality defer to the langhook.
6657 2009-08-07 Martin Jambor <mjambor@suse.cz>
6659 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
6661 (struct ipa_pass_through_data): New type.
6662 (struct ipa_ancestor_jf_data): New type.
6663 (union jump_func_value): Removed field formal_id, added fields
6664 pass_through and ancestor.
6665 (struct ipa_param_call_note): Changed type of formal_id to int from
6667 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
6668 operations jump functions and ancestor jump functions.
6669 (compute_complex_pass_through): New function.
6670 (compute_scalar_jump_functions): Call compute_complex_pass_through,
6671 reflect changes in the jump function strucutre.
6672 (update_jump_functions_after_inlining): Ignore complex pass-through
6673 and ancestor jump functions.
6674 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
6675 polynomial pass-through with operation jump functions.
6677 2009-08-07 Jakub Jelinek <jakub@redhat.com>
6679 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
6680 fde->dw_fde_begin as begin label instead of hot/cold label.
6681 Use LLSDAC label instead of LLSDA for second section lsda.
6682 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
6683 label instead of LLSDA if it is true.
6684 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
6686 * except.c (add_call_site, dw2_size_of_call_site_table): Add
6687 SECTION argument. Use it as index into crtl->eh.call_site_record
6689 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
6690 use it to determine how to print table entries instead of using
6691 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
6692 label instead of normal begin label as base.
6693 (sjlj_assign_call_site_values): Adjust add_call_site caller.
6694 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
6695 ensure no EH range spans between sections and that landing pads
6696 are always in the corresponding section.
6697 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
6698 for crtl->eh.call_site_record being an array rather than scalar.
6699 (output_one_function_exception_table): New function, copied
6700 from output_function_exception_table. Adjust
6701 dw2_size_of_call_site_table, dw2_output_call_site_table
6702 callers. For SECOND section use *C suffixed labels.
6703 (output_function_exception_table): Call
6704 output_one_function_exception_table and, when doing hot/cold
6705 partitioning, also another time for the second section.
6706 * opts.c: Include except.h.
6707 (decode_options): Allow -freorder-blocks-and-partition with
6708 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
6709 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
6710 * function.h (struct rtl_eh): Change call_site_record from
6711 scalar into array of 2 elements.
6713 2009-08-07 Martin Jambor <mjambor@suse.cz>
6715 * ipa-prop.c (count_formal_params_1): New function.
6716 (ipa_get_vector_of_formal_parms): New function.
6717 (get_vector_of_formal_parm_types): New function.
6718 (ipa_modify_formal_parameters): New function.
6719 (ipa_modify_call_arguments): New function.
6720 (index_in_adjustments_multiple_times_p): New function.
6721 (ipa_combine_adjustments): New function.
6722 (ipa_dump_param_adjustments): New function.
6723 * ipa-prop.h (struct ipa_parm_adjustment): New type.
6724 (ipa_get_vector_of_formal_parms): Declare.
6725 (ipa_modify_formal_parameters): Declare.
6726 (ipa_modify_call_arguments): Declare.
6727 (ipa_combine_adjustments): Declare.
6728 (ipa_dump_param_adjustments): Declare.
6729 (build_ref_for_offset): Declare.
6730 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
6731 * tree-sra.c: Include ipa-prop.c.
6732 (build_ref_for_offset): Make public.
6734 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
6736 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
6738 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
6740 * gcc/doc/extend.texi (__builtin_extract_return_address)
6741 (__builtin_frob_return_address): Document.
6743 2009-08-06 Paul Brook <paul@codesourcery.com>
6745 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
6746 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
6747 implementation on ARMv6-M.
6749 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6751 * doc/extend.texi (pcs): Document new attribute for ARM.
6753 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6755 * arm.c (pcs_attribute_args): Comment out unsupported attribute
6758 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6760 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
6763 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6765 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
6767 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
6769 Merge ARM/hard_vfp_branch to trunk.
6771 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
6773 * arm.c (libcall_eq): New function.
6774 (libcall_hash): New function.
6775 (add_libcall): New function.
6776 (arm_libcall_uses_aapcs_base): New function.
6777 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
6778 libcalls using the base PCS.
6779 (arm_init_cumulative_args): Likewise.
6781 2009-07-20 Joseph Myers <joseph@codesourcery.com>
6783 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
6784 Use base ABI for conversion libfuncs between HFmode and SFmode.
6786 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6788 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
6789 V4SImode as representatives of all 64-bit and 128-bit vector
6790 types. Allow vector types without vector modes.
6791 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
6792 without vector modes like BLKmode.
6793 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
6794 BLKmode. Avoid unsupported vector modes or TImode moves for
6796 (aapcs_vfp_allocate_return_reg): Likewise.
6797 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
6798 V8QImode if TARGET_NEON || TARGET_IWMMXT.
6800 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6802 * config/arm/arm.c (arm_handle_pcs_attribute): New.
6803 (arm_get_pcs_model): Pass attribute arguments to
6804 arm_pcs_from_attribute.
6805 (arm_init_cumulative_args): Use base AAPCS for conversions from
6806 floating-point types to DImode.
6807 (arm_attribute_table): Add pcs attribute.
6808 (arm_handle_pcs_attribute): New.
6809 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
6810 conversions from floating-point types to DImode, also declare them
6811 to use base AAPCS and declare functions they call to use base
6812 AAPCS and their RTABI names.
6814 2009-05-12 Joseph Myers <joseph@codesourcery.com>
6816 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
6817 -mfloat-abi=hard not being supported for VFP.
6819 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
6821 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
6822 SYMBOL_REF to hard_libcall_value.
6824 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6825 Richard Earnshaw <rearnsha@arm.com>
6827 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6828 has been put on the stack, all remaining co-processory arguments for
6829 that co-processor also go on the stack.
6831 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6833 * config/arm/arm.c (arm_return_in_memory): Handle returning
6834 vectors of suitable size in registers also for AAPCS case.
6836 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6838 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6840 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6842 ARM Hard-VFP calling convention
6843 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6844 * target.h (gcc_target): Add libcall_value to table of call hooks.
6845 * targhooks.h (default_libcall_value): Default implementation.
6846 * targhooks.c (default_libcall_value): Likewise.
6847 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6848 * optabs.c (expand_unop): Use it.
6849 * expr.h (hard_libcall_value): Pass the function RTX through.
6850 * calls.c (emit_library_call_value_1): Update call to
6852 * explow.c (hard_libcall_value): Use new target hook.
6853 * testsuite/lib/target-supports.exp
6854 (check_effective_target_arm_hard_vfp_ok): New hook.
6855 (check_effective_target_arm_neon_ok): Improve test for neon
6857 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6858 * config/arm/arm.c: Include cgraph.h
6859 (TARGET_FUNCTION_VALUE): Override default hook.
6860 (arm_pcs_default): New variable.
6861 (arm_override_options): Don't fault hard calling convention with VFP.
6862 Add support for AAPCS variants.
6863 (arm_function_value): Make static. Handle AAPCS variants.
6864 (arm_libcall_value): New function.
6865 (arm_apply_result_size): Handle VFP registers in results.
6866 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6868 (pcs_attribute_args): New variable.
6869 (arm_pcs_from_attribute): New function.
6870 (arm_get_pcs_model): New function.
6871 (aapcs_vfp_cum_init): New function.
6872 (aapcs_vfp_sub_candidate): New function.
6873 (aapcs_vfp_is_return_candidate): New function.
6874 (aapcs_vfp_is_call_candidate): New function.
6875 (aapcs_vfp_allocate): New function.
6876 (aapcs_vfp_allocate_return_reg): New function.
6877 (aapcs_vfp_advance): New function.
6878 (aapcs_cp_arg_layout): New variable.
6879 (aapcs_select_call_coproc): New function.
6880 (aapcs_select_return_coproc): New function.
6881 (aapcs_allocate_return_reg): New function.
6882 (aapcs_libcall_value): New function.
6883 (aapcs_layout_arg): New function.
6884 (arm_init_cumulative_args): Initialize AAPCS args data.
6885 (arm_function_arg): Handle AAPCS variants using new interface.
6886 (arm_arg_parital_bytes): Likewise.
6887 (arm_function_arg_advance): New function.
6888 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6889 calling conventions.
6890 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6891 * arm.h (NUM_VFP_ARG_REGS): Define.
6892 (LIBCALL_VALUE): Update.
6893 (FUNCTION_VALUE): Delete.
6894 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6895 (arm_pcs): New enum.
6896 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6897 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6898 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6899 * arm-protos.h (arm_function_arg_advance): Add.
6900 (aapcs_libcall_value): Add.
6901 (arm_function_value): Delete.
6903 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6904 H.J. Lu <hongjiu.lu@intel.com>
6907 * config/i386/i386.c (standard_sse_mode_p): Remove.
6908 (standard_sse_constant_p): Return 2 for integer mode
6909 vector_all_ones_operand when SSE2 is enabled.
6910 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6911 (ix86_expand_vector_move): Do not check for negative values from
6912 standard_sse_constant_p.
6914 2009-08-06 Richard Guenther <rguenther@suse.de>
6916 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6917 array type comparisons frontend independent.
6918 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6919 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6920 out array reference lower bound and element size operands.
6921 (ao_ref_init_from_vn_reference): Properly compute the offset
6922 for ARRAY_RANGE_REF.
6923 (vn_reference_fold_indirect): Fill out array reference lower
6924 bound and element size operands.
6925 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6926 a non gimple valued reference operand which can happen for
6927 array reference lower bound or element size.
6928 (create_component_ref_by_pieces_1): Properly generate the
6929 element size operand for array references.
6931 2009-08-06 Richard Guenther <rguenther@suse.de>
6933 PR tree-optimization/40964
6934 * tree.c (iterative_hash_host_wide_int): Export.
6935 * tree.h (iterative_hash_host_wide_int): Declare.
6936 * tree-ssa-structalias.c (heapvar_map): New struct.
6937 (heapvar_map_eq): New function.
6938 (heapvar_map_hash): Likewise.
6939 (heapvar_lookup): Adjust.
6940 (heapvar_insert): Likewise.
6941 (make_constraint_from_heapvar): Allow multiple heap variables
6942 per decl at different offsets.
6943 (init_alias_heapvars): Adjust.
6945 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6947 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6948 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6949 trailing sync if TARGET_SYNC_AFTER_SC.
6951 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6953 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6954 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6955 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6956 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6957 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6958 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6959 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6960 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6961 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6962 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6963 the prototype declaration match the definition.
6964 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6965 instructions explicitly. Add barrier_before and operands
6967 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6968 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6969 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6970 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6971 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6972 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6974 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6976 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6978 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6979 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6982 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6985 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6987 PR rtl-optimization/40924
6988 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6989 make sure canon_rtx (mem_address) isn't simpler than
6990 canon_rtx (expanded_mem_address).
6992 2009-08-05 Li Feng <nemokingdom@gmail.com>
6994 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6996 (build_scop_drs): Build alias set for each SCoP.
6998 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
7000 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
7001 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
7002 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
7003 (MIPS_ARCH_FLOAT_SPEC): Likewise.
7004 (BASE_DRIVER_SELF_SPECS): Likewise.
7006 2009-08-04 Andrew Pinski <pinskia@gmail.com>
7008 * tree-ssa-alias.c: Fix some comment typos.
7010 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
7012 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
7013 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
7015 2009-08-03 Janis Johnson <janis187@us.ibm.com>
7018 * simplify-rtx.c (simplify_binary_operation_1): Disable
7019 simplifications for decimal float operations.
7021 2009-08-03 Jakub Jelinek <jakub@redhat.com>
7024 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
7025 operand of INDIRECT_REF.
7027 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
7029 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
7030 constants referencing TLS symbols.
7032 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7034 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
7035 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
7037 2009-08-03 Richard Guenther <rguenther@suse.de>
7039 * tree.c (make_vector_type): Build a main variant first,
7040 get the canonical one and then build the variant.
7041 * tree-ssa.c (useless_type_conversion_p_1): Handle
7043 (useless_type_conversion_p): Conversions to pointers to
7044 incomplete record types are useless.
7046 2009-08-03 Richard Guenther <rguenther@suse.de>
7048 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
7049 file will be created.
7050 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
7051 * toplev.c (compile_file): Adjust comment.
7053 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
7055 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
7056 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
7057 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7058 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7059 (sh_promote_function_mode): Fix typo.
7061 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
7063 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
7065 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7067 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
7068 declaration arguments.
7070 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
7072 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
7073 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
7074 (ix86_split_ashl): Ditto.
7075 (ix86_expand_vector_init_one_nonzero): Ditto.
7076 (ix86_expand_vector_set): Ditto.
7077 (ix86_expand_reduc_v4sf): Ditto.
7079 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
7081 * explow.c (promote_function_mode): Remove assert.
7082 * config/sh/sh.c (sh_promote_function_mode): Declare.
7084 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7086 * config/pa/pa.c (pa_promote_function_mode): Declare.
7087 Change to static. Fix promote_mode call.
7089 * gthr-dce.h (CONST_CAST2): Define if not defined.
7090 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
7092 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
7094 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
7096 * expr.c (store_constructor): Use promote_decl_mode. Remove
7097 now write-only variable unsignedp.
7098 (expand_expr_real_1): Use promote_decl_mode.
7099 * expr.h (promote_function_mode, promote_decl_mode): New.
7100 (promote_mode): Remove last argument.
7101 * function.c (assign_temp): Drop last argument of promote_mode.
7102 (assign_parm_find_data_types): Use promote_function_mode.
7103 (assign_parm_setup_reg): Likewise.
7104 (expand_function_end): Use promote_function_mode.
7105 * calls.c (initialize_argument_information): Use promote_function_mode.
7106 (precompute_arguments): Use promote_mode instead of checking if
7107 only PROMOTE_FUNCTION_MODE is defined.
7108 (expand_call): When making sibcall decisions, use promote_function_mode.
7109 Below, remove an if for targetm.calls.promote_function_return and
7110 and use promote_function_mode.
7111 (emit_library_call_value_1): Use promote_function_mode, fix bug
7112 where promote_mode was passed FOR_CALL == 0 for a return value in an
7114 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7115 * explow.c (promote_function_mode, promote_decl_mode): New.
7116 (promote_mode): Keep only the FOR_CALL == 0 case.
7117 * combine.c (setup_incoming_promotion): Remove test of
7118 promote_function_args. Use promote_function_mode.
7119 * stmt.c (expand_value_return): Use promote_decl_mode.
7120 (expand_decl): Use promote_decl_mode.
7122 * expr.c (store_constructor): Use promote_decl_mode. Remove
7123 now write-only variable unsignedp.
7124 (expand_expr_real_1): Use promote_decl_mode.
7125 * expr.h (promote_function_mode, promote_decl_mode): New.
7126 (promote_mode): Remove last argument.
7127 * function.c (assign_temp): Drop last argument of promote_mode.
7128 (assign_parm_find_data_types): Use promote_function_mode.
7129 (assign_parm_setup_reg): Likewise.
7130 (expand_function_end): Use promote_function_mode.
7131 * calls.c (initialize_argument_information): Use promote_function_mode.
7132 (precompute_arguments): Use promote_mode instead of checking if
7133 only PROMOTE_FUNCTION_MODE is defined.
7134 (expand_call): When making sibcall decisions, use promote_function_mode.
7135 Below, remove an if for targetm.calls.promote_function_return and
7136 and use promote_function_mode.
7137 (emit_library_call_value_1): Use promote_function_mode, fix bug
7138 where promote_mode was passed FOR_CALL == 0 for a return value in an
7140 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
7141 * explow.c (promote_function_mode, promote_decl_mode): New.
7142 (promote_mode): Keep only the FOR_CALL == 0 case.
7143 * combine.c (setup_incoming_promotion): Remove test of
7144 promote_function_args. Use promote_function_mode.
7145 * stmt.c (expand_value_return): Use promote_decl_mode.
7146 (expand_decl): Use promote_decl_mode.
7148 * explow.c (promote_function_mode): Just call the target hook.
7149 * targhooks.c (default_promote_function_mode,
7150 default_promote_function_mode_always_promote): New.
7151 * targhooks.h (default_promote_function_mode,
7152 default_promote_function_mode_always_promote): Declare.
7153 * target.h (promote_function_args, promote_function_return): Remove.
7154 (promote_function_mode): New.
7155 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7156 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7157 (TARGET_PROMOTE_FUNCTION_MODE): New.
7158 (TARGET_CALLS): Adjust.
7159 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
7160 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
7162 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
7163 * config/s390/s390.c (s390_promote_function_mode): ... here,
7164 with pointer handling.
7165 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7166 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7168 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
7169 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
7170 with pointer handling.
7171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7172 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7174 * config/sh/sh-protos.h (sh_promote_function_mode): New.
7175 * config/sh/sh.c (sh_promote_function_mode): New.
7176 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7177 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7179 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
7180 * config/cris/cris.c (cris_promote_function_mode): ... here.
7181 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7182 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7184 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
7185 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
7186 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7187 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
7189 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
7190 * config/arm/arm.c (arm_promote_function_mode): ... here, without
7191 complex type handling.
7192 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7193 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7195 * config/pa/pa.c (pa_promote_function_mode): New.
7196 (TARGET_PROMOTE_FUNCTION_MODE): Define.
7197 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7199 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
7200 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
7201 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
7202 * config/xtensa/xtensa.c: Likewise.
7203 * config/stormy16/stormy16.c: Likewise.
7204 * config/iq2000/iq2000.c: Likewise.
7205 * config/rs6000/rs6000.c: Likewise.
7206 * config/picochip/picochip.c: Likewise.
7207 * config/arc/arc.c: Likewise.
7208 * config/mcore/mcore.c: Likewise.
7209 * config/score/score.c: Likewise.
7210 * config/mips/mips.c: Likewise.
7211 * config/bfin/bfin.c: Likewise.
7212 * config/ia64/ia64.c: Likewise (disabled though).
7214 * config/frv/frv.h: Remove pointless remark.
7216 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
7217 TARGET_PROMOTE_FUNCTION_ARGS,
7218 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
7219 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
7221 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
7223 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
7224 -floop-parallelize-all.
7225 * toplev.c (process_options): Rename flag_graphite_force_parallel to
7226 flag_loop_parallelize_all.
7227 * tree-ssa-loop.c (gate_graphite_transforms): Same.
7228 * graphite.c (graphite_transform_loops): Same.
7230 * graphite-poly.c (apply_poly_transforms): Same.
7232 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
7234 PR tree-optimization/40914
7235 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
7236 if set, then check the delta field of the PMF record.
7237 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
7238 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
7239 call is stored in the delta.
7241 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
7243 * config/mips/mips.md (*clear_upper32_dext): New pattern.
7245 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
7247 * config/i386/bsd.h (ASM_BYTE): New define.
7248 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
7249 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
7250 .byte. Use fputs or putc instead of fprintf where appropriate.
7251 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
7252 fputs or putc instead of fprintf where appropriate.
7253 * config/i386/i386elf.h: Ditto.
7254 * config/i386/sysv4.h: Ditto.
7256 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
7257 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
7258 (*tls_global_dynamic_64): Ditto.
7260 2009-07-31 Christian Bruel <christian.bruel@st.com>
7262 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7264 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7266 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
7267 Remove dead code for MINUS.
7269 2009-07-31 Anthony Green <green@moxielogic.com>
7271 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
7273 (moxie_expand_epilogue): Ditto for epilogue.
7274 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
7276 (moxie_function_arg): Ditto.
7277 (moxie_pass_by_reference): Ditto.
7278 (moxie_arg_partial_bytes): Ditto.
7279 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
7280 (FUNCTION_ARG_ADVANCE) Ditto.
7281 (REG_PARM_STACK_SPACE) Ditto.
7282 (FUNCTION_ARG_REGNO_P) Dito.
7284 * config.gcc: Add moxie linux config support.
7285 * gcc/config/moxie/uclinux.h: New file.
7287 2009-07-31 DJ Delorie <dj@redhat.com>
7289 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
7290 (UNSPECV_SP_SWITCH_E): New.
7291 (sp_switch_1): Change to an unspec.
7292 (sp_switch_2): Change to an unspec. Don't use post-inc when we
7294 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
7295 reference the new stack's address
7297 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7299 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
7300 graphite-clast-to-gimple.o, graphite-dependences.o,
7301 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7302 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
7303 (graphite-blocking.o,
7304 graphite-clast-to-gimple.o, graphite-dependences.o,
7305 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
7306 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
7307 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
7308 * cfgloop.h (struct loop): Add can_be_parallel field.
7309 * common.opt (fgraphite-identity): Moved up.
7310 (fgraphite-force-parallel): New flag.
7311 * graphite.c: Rewrite.
7312 * graphite.h: Rewrite.
7313 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
7315 * toplev.c (graphite_out_file): New file descriptor.
7316 (graphite_in_file): New.
7317 (process_options): flag_graphite_force_parallel cannot be used without
7319 * tree-ssa-loop.c: Include toplev.h.
7320 (gate_graphite_transforms): Enable flag_graphite for
7321 flag_graphite_force_parallel.
7323 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7325 * ChangeLog.graphite: New.
7326 * graphite-blocking.c: New.
7327 * graphite-clast-to-gimple.c: New.
7328 * graphite-clast-to-gimple.h: New.
7329 * graphite-dependences.c: New.
7330 * graphite-dependences.h: New.
7331 * graphite-interchange.c: New.
7332 * graphite-poly.c: New.
7333 * graphite-poly.h: New.
7334 * graphite-ppl.c: New.
7335 * graphite-ppl.h: New.
7336 * graphite-scop-detection.c: New.
7337 * graphite-scop-detection.h: New.
7338 * graphite-sese-to-poly.c: New.
7339 * graphite-sese-to-poly.h: New.
7343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7345 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
7346 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
7348 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7350 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
7351 (scev_is_linear_expression): Return false if the evolution is not
7352 affine multivariate.
7354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7356 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
7357 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
7359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7361 * tree-data-ref.c (debug_data_references): New.
7362 (debug_data_reference): New.
7363 * tree-data-ref.h (debug_data_references): Declared.
7364 (debug_data_reference): Declared.
7366 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7368 * tree-data-ref.c (stmt_simple_memref_p: Removed.
7369 * tree-data-ref.h (scop_p): Removed.
7370 (struct data_reference): Remove field scop.
7372 (stmt_simple_memref_p): Removed.
7374 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7376 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
7377 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
7380 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7382 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
7384 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7386 * doc/invoke.texi (-fgraphite-identity): Documented.
7388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7390 * tree-scalar-evolution.c: Fix comment.
7391 (instantiate_scev_1): Return unknow from scev instantiation if the
7392 result is not above instantiate_below.
7394 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
7396 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
7397 static anymore. Instantiate the symbols that may have been introduced
7399 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
7402 2009-07-30 DJ Delorie <dj@redhat.com>
7404 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
7405 .vliw directive to VLIW sections.
7407 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7409 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
7411 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
7412 (AUTOHEADER): New variable.
7413 ($(srcdir)/cstamp-h.in): Use it.
7415 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7416 Pat Haugen <pthaugen@us.ibm.com>
7417 Revital Eres <ERES@il.ibm.com>
7419 * config/rs6000/vector.md (VEC_F): Add VSX support.
7423 (vector_load_<mode>): Ditto.
7424 (vector_store_<mode>): Ditto.
7425 (vector GPR move split): Ditto.
7426 (vec_reload_and_plus_<mptrsize>): Ditto.
7427 (vec_reload_and_reg_<mptrsize>): Ditto.
7428 (add<mode>3): Ditto.
7429 (sub<mode>3): Ditto.
7430 (mul<mode>3): Ditto.
7431 (neg<mode>2): Ditto.
7432 (abs<mode>2): Ditto.
7433 (smin<mode>3): Ditto.
7434 (smax<mode>3): Ditto.
7435 (vector_eq<mode>): Ditto.
7436 (vector_gt<mode>): Ditto.
7437 (vector_ge<mode>): Ditto.
7438 (vector_gtu<mode>): Ditto.
7439 (vector_select_<mode>_uns): Ditto.
7440 (vector_eq_<mode>_p): Ditto.
7441 (vector_gt_<mode>_p): Ditto.
7442 (vector_ge_<mode>_p): Ditto.
7443 (vector_gtu_<mode>_p): Ditto.
7444 (cr6_test_for_zero): Ditto.
7445 (cr6_test_for_zero_reverse): Ditto.
7446 (cr6_test_for_lt): Ditto.
7447 (cr6_test_for_lt_reverse): Ditto.
7448 (xor<mode>3): Ditto.
7449 (ior<mode>3): Ditto.
7450 (and<mode>3): Ditto.
7451 (one_cmpl<mode>2): Ditto.
7452 (nor<mode>2): Ditto.
7453 (andc<mode>2): Ditto.
7454 (float<VEC_int<mode>2): Ditto.
7455 (unsigned_float<VEC_int><mode>2): Ditto.
7456 (fix_trunc<mode><VEC_int>2): Ditto.
7457 (fixuns_trunc<mode><VEC_int>2): Ditto.
7459 (vec_set<mode>): Ditto.
7460 (vec_extract<mode>): Ditto.
7461 (vec_interleave_highv4sf): Ditto.
7462 (vec_interleave_lowv4sf): Ditto.
7463 (vec_realign_load_<mode>): Ditto.
7464 (vec_shl_<mode>): Ditto.
7465 (vec_shr_<mode>): Ditto.
7466 (div<mode>3): New patterns for VSX.
7467 (vec_interleave_highv2df): Ditto.
7468 (vec_interleave_lowv2df): Ditto.
7469 (vec_pack_trunc_v2df): Ditto.
7470 (vec_pack_sfix_trunc_v2df): Ditto.
7471 (vec_pack_ufix_trunc_v2df): Ditto.
7472 (vec_unpacks_hi_v4sf): Ditto.
7473 (vec_unpacks_lo_v4sf): Ditto.
7474 (vec_unpacks_float_hi_v4si): Ditto.
7475 (vec_unpacks_float_lo_v4si): Ditto.
7476 (vec_unpacku_float_hi_v4si): Ditto.
7477 (vec_unpacku_float_lo_v4si): Ditto.
7478 (movmisalign<mode>): Ditto.
7479 (vector_ceil<mode>2): New patterns for vectorizing math library.
7480 (vector_floor<mode>2): Ditto.
7481 (vector_btrunc<mode>2): Ditto.
7482 (vector_copysign<mode>3): Ditto.
7484 * config/rs6000/predicates.md (easy_vector_constant_msb): New
7485 predicate for setting the high bit in each word, used for copysign.
7487 * config/rs6000/ppc-asm.h (f19): Whitespace.
7488 (f32-f63): Define if VSX.
7489 (v0-v31): Define if Altivec.
7490 (vs0-vs63): Define if VSX.
7492 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
7494 * config/rs6000/power7.md: New file, provide tuning parameters for
7497 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
7498 (rs6000_cpu_cpp_builtins): Ditto.
7499 (altivec_overloaded_builtins): Ditto.
7500 (altivec_resolve_overloaded_builtin): Ditto.
7502 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
7503 debug switch to disable vectorizing simple math builtin
7506 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7507 Vectorize simple math builtin functions.
7508 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7509 hook to vectorize math builtins.
7510 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
7511 (rs6000_builtin_conversion): Add VSX/power7 support.
7512 (rs6000_builtin_vec_perm): Ditto.
7513 (vsplits_constant): Add support for loading up a vector constant
7514 with just the high bit set in each part.
7515 (rs6000_expand_vector_init): Add VSX/power7 support.
7516 (rs6000_expand_vector_set): Ditto.
7517 (rs6000_expand_vector_extract): Ditto.
7518 (rs6000_emit_move): Ditto.
7519 (bdesc_3arg): Ditto.
7520 (bdesc_2arg): Ditto.
7521 (bdesc_1arg): Ditto.
7522 (rs6000_expand_ternop_builtin): Ditto.
7523 (altivec_expand_builtin): Ditto.
7524 (rs6000_expand_unop_builtin): Ditto.
7525 (rs6000_init_builtins): Ditto.
7526 (altivec_init_builtins): Ditto.
7527 (builtin_function_type): Ditto.
7528 (rs6000_common_init_builtins): Ditto.
7529 (rs6000_handle_altivec_attribute); Ditto.
7530 (rs6000_mangle_type): Ditto.
7531 (rs6000_vector_mode_supported_p): Ditto.
7532 (rs6000_mode_dependent_address): Altivec addresses with AND -16
7535 * config/rs6000/vsx.md: New file for VSX support.
7537 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
7538 identifing values with just the most significant bit set.
7539 (enum rs6000_builtins): Add builtins for VSX. Add simple math
7540 vectorized builtins.
7542 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
7543 (UNSPEC_VRFIM): Delete.
7544 (splitter for loading up vector with most significant bit): New
7545 splitter for vectorizing copysign.
7546 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
7547 vectorizing simple math functions.
7548 (altivec_vrfip): Add support for vectorizing simple math functions.
7549 (altivec_vrfim): Ditto.
7550 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
7552 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
7553 (power7.md, vsx.md): Include for power7 support.
7554 (copysigndf3): Use VSX instructions if -mvsx.
7555 (negdf2_fpr): Ditto.
7556 (absdf2_fpr): Ditto.
7557 (nabsdf2_fpr): Ditto.
7558 (adddf3_fpr): Ditto.
7559 (subdf3_fpr): Ditto.
7560 (muldf3_fpr): Ditto.
7561 (divdf3_fpr): Ditto.
7562 (fix_truncdfdi2_fpr): Ditto.
7563 (cmpdf_internal1): Ditto.
7564 (fred, fred_fpr): Convert into expander/insn to add VSX support.
7565 (btruncdf2, btruncdf2_fpr): Ditto.
7566 (ceildf2, ceildf2_fpr): Ditto.
7567 (floordf2, floordf2_fpr): Ditto.
7568 (floatdidf2, floatdidf2_fpr): Ditto.
7569 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
7570 (fmsubdf4_fpr): Ditto.
7571 (fnmadddf4_fpr_1): Ditto.
7572 (fnmadddf4_fpr_2): Ditto.
7573 (fnmsubdf4_fpr_1): Ditto.
7574 (fnmsubdf4_fpr_2): Ditto.
7575 (fixuns_truncdfdi2): Add expander for VSX support.
7576 (fix_truncdfdi2): Ditto.
7577 (fix_truncdfsi2): Ditto.
7579 (btruncsf2): Whitespace.
7580 (movdf_hardfloat32): Add support for VSX registers.
7581 (movdf_softfloat32): Ditto.
7582 (movdf_hardfloat64): Ditto.
7583 (movdf_hardfloat64_mfpgpr): Ditto.
7584 (movdf_softfloat64): Ditto.
7585 (movti splitters): Add check for vector registers supporting
7586 TImode in the future.
7587 (bpermd): Add power7 bpermd instruction.
7589 * config/rs6000/altivec.h (vec_div): Define if VSX.
7593 (vec_nearbyint): Ditto.
7596 (all predicates): Use the generic builtin function, and not the V4SF
7597 specific function so that the predicates will work with VSX's V2DF.
7601 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
7602 Document new VSX functions and types.
7604 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
7607 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
7608 "wa", and "j" constraints. Modify "v" to talk about Altivec
7609 instead of just vector.
7611 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
7614 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
7615 location for phi arguments.
7616 (rewrite_update_phi_arguments): Find locations for reaching defs.
7617 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
7618 Add location to add_phi_arg calls.
7619 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
7620 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
7621 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
7622 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
7623 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
7624 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
7625 * tree-phinodes.c (make_phi_node): Initialize location.
7626 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
7627 (add_phi_arg): Add location parameter.
7628 (remove_phi_arg_num): Move location when moving phi argument.
7629 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
7631 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
7632 slpeel_update_phi_nodes_for_guard1,
7633 slpeel_update_phi_nodes_for_guard2,
7634 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
7635 vect_loop_versioning): Set locations.
7636 * tree-parloops.c (create_phi_for_local_result,
7637 transform_to_exit_first_loop, create_parallel_loop): Add locations.
7638 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
7639 * tree-vect-loop.c (get_initial_def_for_induction,
7640 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
7642 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
7643 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
7644 (gimple_phi_arg_set_location): New. Set locus.
7645 (gimple_phi_arg_has_location): New. Check for locus.
7646 (redirect_edge_var_map_location): New. Return locus from var_map.
7647 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
7648 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
7649 combining PHI arguments.
7650 (cond_store_replacement): Set location.
7651 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
7652 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
7653 scop_add_exit_phis_edge): Add locations.
7654 * tree-cfgcleanup.c (remove_forwarder_block,
7655 remove_forwarder_block_with_phi): Add locations.
7656 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
7657 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
7659 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
7660 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
7661 flush_pending_stmts): Add source location.
7662 * lambda-code.c (perfect_nestify): Maintain location stack with argument
7663 stack to preserve locations.
7664 * tree-vect-stmts.c (vectorizable_load): Add location.
7665 * tree-inline.c (copy_phis_for_bb): Copy locus.
7666 (setup_one_parameter): Add call locus to inlined parameter stmts.
7667 (initialize_inlined_parameters): Pass in call location as parameter
7669 (tree_function_versioning): Pass location to setup_one_parameter.
7670 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
7671 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
7672 copy and edge lists.
7673 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
7674 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
7675 locus parameter and override the stmt default if provided.
7676 (new_elim_graph, clear_elim_graph, delete_elim_graph,
7677 elim_graph_add_edge, elim_graph_remove_succ_edge,
7678 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
7679 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
7680 eliminate_phi): Add locus info in elimination graph for each edge and
7682 (insert_backedge_copies): Copy locus if present.
7683 * tree-flow.h (struct _edge_var_map): Add locus field.
7684 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
7685 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
7686 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
7688 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
7690 2009-07-30 Martin Jambor <mjambor@suse.cz>
7692 PR tree-optimization/40570
7693 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
7696 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
7698 * ssa-loop-manip.c: Include langhooks.h.
7699 (rewrite_phi_with_iv): New.
7700 (rewrite_all_phi_nodes_with_iv): New.
7701 (canonicalize_loop_ivs): Move here from tree-parloops.c.
7702 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
7703 * tree-parloops.c (loop_parallel_p): Move out all conditions
7704 except dependency check.
7705 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
7706 (gen_parallel_loop): Call canonicalize_loop_ivs without
7707 reduction_list argument.
7708 (build_new_reduction): New.
7709 (gather_scalar_reductions): New.
7710 (try_get_loop_niter): New.
7711 (try_create_reduction_list): New.
7712 (parallleize_loops): Change the parallel conditions check.
7713 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
7714 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
7716 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
7718 * opt-functions.awk (opt_args): Allow argument to be enclosed in
7720 * doc/options.texi (Option properties): Mention new quoting syntax.
7722 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7724 * config/alpha/alpha.c (alpha_start_function):
7725 Handle VMS_DEBUG_MAIN_POINTER
7726 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
7727 * doc/invoke.texi: Document -mdebug-main switch.
7729 2009-07-29 Richard Henderson <rth@redhat.com>
7731 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
7732 (cgraph_create_edge_including_clones): Likewise.
7733 * tree-inline.c (copy_bb): Operate on the correct edges
7734 when updating the callgraph.
7736 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7738 * config/alpha/vms-cc.c: Deleted.
7739 * config/alpha/vms-ld.c: Deleted.
7740 * config/alpha/t-vms64: Moved to config/vms
7741 * config/alpha/vms-crt0-64.c: Moved to config/vms
7742 * config/alpha/vms-crt0.c: Moved to config/vms
7743 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
7744 * config/alpha/vms-psxcrt0.c: Moved to config/vms
7745 * config/alpha/xm-vms.h: Moved to config/vms
7746 * config/alpha/x-vms: Moved to config/vms
7747 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
7749 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
7750 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
7752 * config/vms/t-vms64: Moved here from config/alpha
7753 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
7754 (argc,argv,envp): Enforce 32bit malloc'ing.
7755 * config/vms/vms-psxcrt0-64.c: Likewise.
7756 * config/vms/vms-crt0.c: Moved here from config/alpha.
7757 * config/vms/vms-psxcrt0.c: Likewise.
7758 * config/vms/vms-crtl-64.h: New file.
7759 * config/vms/vms-crtl.h: New file.
7760 * config/vms/vms.opt: New file.
7761 * config/vms/xm-vms64.h: New file.
7762 * config/vms/xm-vms.h: Moved here from config/alpha.
7763 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
7765 * config/vms/x-vms: Moved here from config/alpha.
7766 (version, VMS_EXTRA_PARTS): Moved to t-vms.
7767 (vms-ld.o, vms-cc.o): Removed.
7768 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
7770 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7772 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
7773 correct stack (obvious VMS fix).
7775 2009-07-29 Douglas B Rupp <rupp@gnat.com>
7777 * dwarf2out.c (output_file_names): Output VMS style file name, size,
7778 date, version info if VMS_DEBUGGING_INFO defined.
7779 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
7780 size, date calculating code moved here.
7782 2009-07-29 Paul Brook <paul@codesourcery.com>
7784 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
7787 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
7790 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
7791 to DImode when generating insq_le insn.
7793 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7795 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
7796 New macro set for VMS_DEBUGGGING_INFO.
7797 (AT_string_form): Use it.
7799 2009-07-28 DJ Delorie <dj@redhat.com>
7801 * config/mep/mep.c (vtext_section): New.
7802 (vftext_section): New.
7803 (ftext_section): New.
7804 (mep_select_section): Add support for functions.
7805 (mep_unique_section): Likewise.
7806 (mep_asm_init_sections): Likewise.
7807 (mep_encode_section_info): Remove it from here.
7809 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
7811 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
7813 * tree.h (TREE_DEPRECATED): Document it is used for types too.
7814 (TYPE_VECTOR_OPAQUE): Use default_def_flag
7816 2009-07-28 Douglas B Rupp <rupp@gnat.com>
7818 * dwarf2out.c (output_file_names): Test new macro
7819 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
7820 (add_comp_dir_attribute): Likewise.
7822 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7824 * config/i386/mingw-w64.h (LINK_SPEC): Add
7825 separating space between commands.
7827 2009-07-28 Jan Hubicka <jh@suse.cz>
7829 PR tree-optimization/40759
7830 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7833 2009-07-27 DJ Delorie <dj@redhat.com>
7835 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7836 types are dword-aligned.
7837 (mep_expand_va_start): Likewise.
7839 2009-07-27 Olivier Hainque <hainque@adacore.com>
7840 Douglas B Rupp <rupp@gnat.com>
7842 * convert.c (convert_to_pointer): Don't assume the target
7843 pointer type is POINTER_SIZE long. Fetch its precision instead.
7845 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7847 * system.h (fopen): Undefine if macro.
7849 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7851 * dwarf2out.c (output_cfi_p): Removed.
7852 (output_cfis): New function.
7853 (output_fde): New function, split from output_call_frame_info.
7854 (output_call_frame_info): Use it.
7855 (dwarf2out_switch_text_section): Use output_cfis.
7857 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7859 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7860 TARGET_BI_ARCH is specified without enabling SJLJ.
7861 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7862 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7864 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7866 * arm.md (negdi2): Use DImode if forcing a value into a register.
7868 2009-07-26 Ira Rosen <irar@il.ibm.com>
7870 PR tree-optimization/40801
7871 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7872 of vector operand from the previous copy of vector statement.
7873 Pass the correct definition type value to
7874 vect_get_vec_def_for_stmt_copy().
7876 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7878 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7879 const char ** conversion.
7881 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7883 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7884 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7885 (gcc_unreachable): Invoke __builtin_unreachable() if
7886 !ENABLE_ASSERT_CHECKING.
7888 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7890 PR rtl-optimization/40445
7891 * emit-rtl.c (next_nonnote_insn_bb): New function.
7892 * rtl.h (next_nonnote_insn_bb): Declare new function.
7893 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7894 with no successors that is the successor of the ENTRY_BLOCK.
7895 Continue from the top after removing an empty fallthrough block.
7896 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7897 of next_nonnote_insn.
7899 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7901 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7903 2009-07-25 Martin Jambor <mjambor@suse.cz>
7905 * c-common.c (c_common_attribute_table): New element for noclone.
7906 (handle_noclone_attribute): New function. Forward-declare.
7907 * tree-inline.c (tree_versionable_function_p): Check for noclone
7909 * doc/extend.texi (Labels as Values): Document need for noclone.
7910 (Function Attributes): Document noclone attribute.
7912 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7914 PR rtl-optimization/34999
7915 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7916 and dw_fde_switched_cold_to_hot fields.
7917 (output_cfi_p): New function.
7918 (output_call_frame_info): If fde->dw_fde_switched_sections,
7919 output 2 FDEs instead of one with corrupted header.
7920 (dwarf2out_do_cfi_startproc): New function.
7921 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7922 and fde->dw_fde_switched_cold_to_hot.
7923 (dwarf2out_switch_text_section): Compute
7924 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7925 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7926 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7927 Otherwise, compute fde->dw_fde_switch_cfi.
7929 2009-07-24 Cary Coutant <ccoutant@google.com>
7931 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7933 2009-07-24 Cary Coutant <ccoutant@google.com>
7935 * cfghooks.c (split_block): Copy discriminator to new block.
7936 * tree-cfg.c (assign_discriminator): Check location of last
7937 instruction in block as well as first.
7939 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/linux.c: Use fputs or putc instead of fprintf
7943 * config/i386/gas.h: Ditto.
7944 * config/i386/x86-64.h: Ditto.
7945 * config/i386/att.h: Ditto.
7947 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7949 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7952 2009-07-24 Martin Jambor <mjambor@suse.cz>
7954 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7955 (ipa_push_func_to_list_1): Declare.
7956 (ipa_push_func_to_list): New function.
7958 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7959 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7960 (ipa_push_func_to_list): Removed.
7961 (ipa_pop_func_from_list): Clear node_enqueued flag.
7963 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7965 * config/s390/s390.c (override_options): Default
7966 max-unrolled-insns to 100 for z10 tuning.
7968 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7970 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7971 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7972 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7973 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7974 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7975 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7976 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7978 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7980 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7981 use default set in mingw32.h header.
7982 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7983 64-bit /mingw/include path.
7984 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7987 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7989 PR rtl-optimization/40209
7990 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7992 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7995 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7996 with the rest of string where appropriate. Use fputs or putc
7997 instead of fprintf where appropriate.
7999 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8000 Pat Haugen <pthaugen@us.ibm.com>
8001 Revital Eres <ERES@il.ibm.com>
8003 * config/rs6000/vector.md: New file. Move most of the vector
8004 expander support here from altivec.md to allow for the VSX vector
8005 unit in the future. Add support for secondary_reload patterns.
8006 Rewrite the patterns for vector comparison, and vector comparison
8007 predicate instructions so that the RTL expresses the desired
8008 behavior, instead of using unspec.
8010 * config/rs6000/constraints.md ("f" constraint): Use
8011 rs6000_constraints to hold the precalculated register class.
8012 ("d" constraint): Ditto.
8013 ("wd" constraint): New constraint for VSX.
8014 ("wf" constraint): Ditto.
8015 ("ws" constraint): Ditto.
8016 ("wa" constraint): Ditto.
8017 ("wZ" constraint): Ditto.
8018 ("j" constraint): Ditto.
8020 * config/rs6000/predicates.md (vsx_register_operand): New
8022 (vfloat_operand): New predicate for vector.md.
8023 (vint_operand): Ditto.
8024 (vlogical_operand): Ditto.
8025 (easy_fp_constant): If VSX, 0.0 is an easy constant.
8026 (easy_vector_constant): Add VSX support.
8027 (altivec_indexed_or_indirect_operand): New predicate for
8028 recognizing Altivec style memory references with AND -16.
8030 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
8031 for vector secondary reload support.
8032 (rs6000_vector_reg_class): Delete, replacing it with
8034 (rs6000_vsx_reg_class): Ditto.
8035 (rs6000_constraints): New array to hold the register classes of
8036 each of the register constraints that can vary at runtime.
8037 (builtin_mode_to_type): New static array for builtin function type
8039 (builtin_hash_table): New static hash table for builtin function
8041 (TARGET_SECONDARY_RELOAD): Define target hook.
8042 (TARGET_IRA_COVER_CLASSES): Ditto.
8043 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
8044 registers are 128 bits if VSX memory reference instructions are used.
8045 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
8047 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
8048 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
8049 Print several of the scheduling related parameters.
8050 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
8051 rs6000_constraints instead of rs6000_vector_reg_class. Move
8052 -mdebug=reg code to rs6000_debug_reg_global. Add support for
8053 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
8054 Altivec. Add VSX support. Setup for secondary reload support on
8055 Altivec/VSX registers.
8056 (rs6000_override_options): Make power7 set the scheduling groups
8057 like the power5. Add support for new debug switches to override
8058 the scheduling defaults. Temporarily disable -mcpu=power7 from
8059 setting -mvsx. Add support for debug switches -malways-hint,
8060 -msched-groups, and -malign-branch-targets.
8061 (rs6000_buitlin_conversion): Add support for returning unsigned
8062 vector conversion functions to fix regressions due to stricter
8064 (rs6000_builtin_mul_widen_even): Ditto.
8065 (rs6000_builtin_mul_widen_odd): Ditto.
8066 (rs6000_builtin_vec_perm): Ditto.
8067 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
8068 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
8070 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
8072 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
8073 VSX types for bit operations. Changes to accomidate vector.md.
8074 (bdesc_2arg): Ditto.
8075 (bdesc_1arg): Ditto.
8076 (struct builtin_description_predicates): Rewrite predicate
8077 handling so that RTL describes the operation, instead of passing
8078 the instruction to be used as a string argument.
8079 (bdesc_altivec_preds): Ditto.
8080 (altivec_expand_predicate_builtin): Ditto.
8081 (altivec_expand_builtin): Ditto.
8082 (rs6000_expand_ternop_builtin): Use a switch instead of an if
8083 statement for vsldoi support.
8084 (altivec_expand_ld_builtin): Change to use new names from vector.md.
8085 (altivec_expand_st_builtin): Ditto.
8086 (paired_expand_builtin): Whitespace changes.
8087 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
8088 builtin_mode_to_type table for secondary reload. Call
8089 builtin_function_type to build random builtin functions.
8090 (altivec_init_builtins): Change to use builtin_function_type to
8091 create builtin function types dynamically as we need them.
8092 (builtin_hash_function): New support for hashing the tree types
8093 for builtin function as we need it, rather than trying to build
8094 all of the trees that we need. Add initial preliminary VSX support.
8095 (builtin_function_type): Ditto.
8096 (builtin_function_eq): Ditto.
8097 (builtin_hash_struct): Ditto.
8098 (rs6000_init_builtins): Ditto.
8099 (rs6000_common_init_builtins): Ditto.
8100 (altivec_init_builtins): Ditto.
8101 (rs6000_common_init_builtins): Ditto.
8102 (enum reload_reg_type): New enum for simplifing reg classes.
8103 (rs6000_reload_register_type): Simplify register classes into GPR,
8104 Vector, and other registers. Altivec and VSX addresses in reload.
8105 (rs6000_secondary_reload_inner): Ditto.
8106 (rs6000_ira_cover_classes): New target hook, that returns the
8107 appropriate cover classes, based on -mvsx being used or not.
8108 (rs6000_secondary_reload_class): Add VSX support.
8109 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
8110 (get_vsel_insn): Ditto.
8111 (rs6000_emit_vector_compare): Rewrite vector conditional support
8112 so that where we can, we use RTL operators, instead of blindly use
8114 (rs6000_emit_vector_select): Ditto.
8115 (rs6000_emit_vector_cond_expr): Ditto.
8116 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
8117 (create_TOC_reference): Add -mdebug=addr support.
8118 (emit_frame_save): VSX loads/stores need register indexed addressing.
8120 * config/rs6000/rs6000.md: Include vector.md.
8122 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
8124 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8125 support for V2DI, V2DF in logical, permute, select operations.
8127 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
8128 switch for vsx/power7.
8129 (-mvsx-scalar-memory): Ditto.
8130 (-mvsx-align-128): Ditto.
8131 (-mallow-movmisalign): Ditto.
8132 (-mallow-df-permute): Ditto.
8133 (-msched-groups): Ditto.
8134 (-malways-hint): Ditto.
8135 (-malign-branch-targets): Ditto.
8137 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
8139 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
8140 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
8141 (rs6000_vector_reg_class): Delete.
8142 (rs6000_vsx_reg_class): Ditto.
8143 (enum rs6000_reg_class_enum): New enum for the constraints that
8144 vary based on target switches.
8145 (rs6000_constraints): New array to hold the register class for all
8146 of the register constraints that vary based on the switches used.
8147 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
8148 (enum rs6000_builtins): Add unsigned varients for the builtin
8149 declarations returned by target hooks for expanding multiplies,
8150 select, and permute operations. Add VSX builtins.
8151 (enum rs6000_builtin_type_index): Add entries for VSX.
8152 (V2DI_type_node): Ditto.
8153 (V2DF_type_node): Ditto.
8154 (unsigned_V2DI_type_node): Ditto.
8155 (bool_long_type_node): Ditto.
8156 (intDI_type_internal_node): Ditto.
8157 (uintDI_type_internal_node): Ditto.
8158 (double_type_internal_node): Ditto.
8160 * config/rs6000/altivec.md (whole file): Move all expanders to
8161 vector.md from altivec.md. Rename insn matching functions to be
8163 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
8164 (altivec_vcmp*): Ditto.
8165 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
8166 (VM): New iterator for moves that includes the VSX types.
8167 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
8168 (altivec_vperm_<mode>_uns): New, for unsigned types.
8169 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
8170 (altivec_eq<mode>): Ditto.
8171 (altivec_gt<mode>): Ditto.
8172 (altivec_gtu<mode>): Ditto.
8173 (altivec_eqv4sf): Ditto.
8174 (altivec_gev4sf): Ditto.
8175 (altivec_gtv4sf): Ditto.
8176 (altivec_vcmpbfp_p): Ditto.
8178 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
8180 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
8183 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
8186 * config/i386/i386.c (output_387_ffreep): Rewrite to use
8187 ASM_SHORT instead of .word.
8188 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
8189 instead of .word in asm template.
8191 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
8194 * ira-lives.c (bb_has_abnormal_call_pred): New function.
8195 (process_bb_node_lives): Use it.
8197 * ira.c (setup_cover_and_important_classes): Don't setup
8198 ira_important_class_nums. Add cover classes to the end of
8200 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
8202 (find_reg_class_closure): Use reorder_important_classes.
8204 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
8206 * config/i386/i386.c (i386_ira_cover_classes): New function.
8207 (TARGET_IRA_COVER_CLASSES): Redefine.
8209 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
8210 importance of order of cover classes in the array.
8212 2009-07-22 Diego Novillo <dnovillo@google.com>
8214 * tree-pass.h (TDF_EH): Define.
8215 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
8216 contains TDF_EH, print the EH region number holding GS.
8217 * tree-dump.c (dump_options): Add "eh".
8218 * doc/invoke.texi: Document it.
8220 2009-07-22 Doug Kwan <dougkwan@google.com>
8222 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
8224 2009-07-22 Michael Matz <matz@suse.de>
8226 PR tree-optimization/35229
8227 PR tree-optimization/39300
8229 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
8230 (inhibit_phi_insertion): New function.
8231 (insert_into_preds_of_block): Call it for REFERENCEs.
8232 (init_pre): Initialize and finalize scalar evolutions.
8233 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
8235 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/predicates.md (zero_extended_scalar_load_operand):
8238 Use CONST_VECTOR_NUNITS to determine number of elements.
8240 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8242 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
8243 (U, W): Constraints are now deprecated and will be removed if we
8245 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
8247 ("prefetch"): Add the stcmh instruction for prefetching.
8248 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
8250 (s390_short_displacement): Return always true if compiling for
8251 machines not providing the long displacement facility.
8252 (s390_mem_constraint): Support the new constraint letter Z.
8253 (s390_check_qrst_address): New function.
8255 2009-07-21 DJ Delorie <dj@redhat.com>
8257 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
8260 2009-07-21 Jason Merrill <jason@redhat.com>
8262 * c-common.c (max_tinst_depth): Increase default to 1024.
8264 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8266 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
8267 (vec_unpacku_float_lo_v4si): Ditto.
8269 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
8272 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
8273 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
8274 (builtin_description): Add __builtin_ia32_cvtudq2ps.
8275 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
8277 2009-07-21 Jakub Jelinek <jakub@redhat.com>
8279 PR tree-optimization/40813
8280 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
8283 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
8285 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
8286 with a NOP_EXPR if needed.
8288 2009-07-21 Paul Brook <paul@codesourcery.com>
8290 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
8291 Terminate debug dump with newline.
8293 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8295 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
8296 Cast "1" to unsigned HOST_WIDE_INT.
8297 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
8298 deposit length to the maximum length - lsb. Extend length if
8299 HOST_BITS_PER_WIDE_INT is 32.
8301 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8303 * cgraph.h (constant_pool_htab): New function.
8304 (constant_descriptor_tree): Move from varasm.c.
8305 * varasm.c (constant_pool_htab): New function.
8306 (constant_descriptor_tree): Move to cgraph.h.
8308 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
8310 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
8312 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
8314 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
8317 2009-07-20 Xinliang David Li <davidxl@google.com>
8319 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
8321 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
8323 * config/mips/mips.md (move_type): Add arith.
8324 (type): Handle arith.
8325 (zero_extendsidi2): Rename this into ...
8326 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
8327 (zero_extendsidi2): New expander.
8328 (*zero_extendsidi2_dext): New pattern.
8330 2009-07-20 Nick Clifton <nickc@redhat.com>
8332 * config.gcc (mips64-*-*): Add definition of tm_defines in order
8333 to set MIPS_ABI_DEFAULT.
8334 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
8336 2009-07-20 Jakub Jelinek <jakub@redhat.com>
8338 * tree-object-size.c (addr_object_size): Handle unions with
8339 array in it as last field of structs in __bos (, 1) as __bos (, 0).
8341 PR tree-optimization/40792
8342 * tree.c (build_function_type_skip_args): Remove bogus assert.
8344 2009-07-20 Jan Hubicka <jh@suse.cz>
8345 Martin Jambor <mjambor@suse.cz>
8347 * cgraph.h (combined_args_to_skip): New field.
8348 * cgraph.c (cgraph_create_virtual_clone): Properly handle
8349 combined_args_to_skip and args_to_skip.
8350 * tree-inline.c (update_clone_info): New function.
8351 (tree_function_versioning): Call update_clone_info.
8352 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
8354 (cgraph_materialize_all_clones): More extensive dumping, working
8355 with combined_args_to_skip rather than args_to_skip.
8357 2009-07-20 Ira Rosen <irar@il.ibm.com>
8359 * tree-vectorizer.h (vectorizable_condition): Add parameters.
8360 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
8361 (get_initial_def_for_reduction): Likewise.
8362 (vectorizable_reduction): Skip the check of first operand in case
8363 of COND_EXPR. Add check that it is outer loop vectorization if
8364 nested cycle was detected. Call vectorizable_condition() for
8365 COND_EXPR. If reduction epilogue cannot be created do not fail for
8366 nested cycles (if it is not double reduction). Assert that there
8367 is only one type in the loop in case of COND_EXPR. Call
8368 vectorizable_condition() to vectorize COND_EXPR.
8369 * tree-vect-stmts.c (vectorizable_condition): Update comment.
8370 Add parameters. Allow nested cycles if called from
8371 vectorizable_reduction(). Use reduction vector variable if provided.
8372 (vect_analyze_stmt): Call vectorizable_reduction() before
8373 vectorizable_condition().
8374 (vect_transform_stmt): Update call to vectorizable_condition().
8376 2009-07-20 Christian Bruel <christian.bruel@st.com>
8378 * config/sh/sh.opt (-mfmovd): Resurrect and document.
8379 * doc/invoke.texi (-mfmovd): Likewise.
8380 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
8382 2009-07-20 Jan Hubicka <jh@suse.cz>
8384 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
8385 when handling SSA name.
8387 2009-07-19 Jan Hubicka <jh@suse.cz>
8389 PR tree-optimization/40676
8390 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
8391 virtual PHIs in empty BBs.
8393 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8395 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
8396 re-expanded the compound use gen_lowpart instead to convert to the
8399 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8401 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
8402 OUTER_CONST arguments.
8403 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
8404 the new wider mode will be masked off.
8405 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
8407 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8409 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
8410 high-order bits are zero.
8412 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
8414 * combine.c (simplify_shift_const_1): Split code to determine
8416 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
8417 new bits shifted in are identical to the old sign bit.
8419 2009-07-18 Richard Guenther <rguenther@suse.de>
8422 * gimplify.c (gimplify_call_expr): Reject code using results from
8423 functions returning void.
8425 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8427 * doc/md.texi: Document the new PowerPC "es" constraint.
8428 Document that "m" can include automodified addresses on this target,
8429 and explain how %U must be used. Extend the "Q" and "Z" documentation
8430 to suggest "es" as well as "m".
8431 * config/rs6000/constraints.md (es): New memory constraint.
8432 (Q, Z): Update strings to match new documentation.
8434 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
8436 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
8437 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
8438 * config/rs6000/predicates.md (volatile_mem_operand): Use
8439 offsettable_nonstrict_memref_p.
8440 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
8441 (*floatunssidf2_internal): Likewise.
8442 (*fix_truncdfsi2_internal): Likewise.
8443 (*fix_trunctfsi2_internal): Likewise.
8445 2009-07-17 Anatoly Sokolov <aesok@post.ru>
8447 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
8449 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8451 2009-07-17 Richard Guenther <rguenther@suse.de>
8454 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
8455 (pass_warn_unused_result): Likewise.
8456 (TODO_set_props): Remove.
8457 * omp-low.c (diagnose_omp_structured_block_errors): Change to
8459 (pass_diagnose_omp_blocks): Define.
8460 * c-decl.c (pop_file_scope): Do not finalize the CU here.
8461 (c_gimple_diagnostics_recursively): Remove.
8462 (finish_function): Do not call it.
8463 (c_write_global_declarations): Continue after errors.
8464 Finalize the CU here.
8465 * c-gimplify.c (c_genericize): Do not gimplify here.
8466 * c-common.c (c_warn_unused_result): Move ...
8467 * tree-cfg.c (do_warn_unused_result): ... here.
8468 (run_warn_unused_result): New function.
8469 (gate_warn_unused_result): New function.
8470 (pass_warn_unused_result): New pass.
8471 * c-common.h (c_warn_unused_result): Remove.
8472 * flags.h (flag_warn_unused_result): Declare.
8473 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
8474 * opts.c (flag_warn_unused_result): Initialize to false.
8475 * toplev.c (compile_file): Add comment.
8476 * omp-low.c (create_omp_child_function): Do not register
8477 the function with the frontend.
8478 (diagnose_omp_structured_block_errors): Prepare to be
8479 called as optimization pass.
8480 (gate_diagnose_omp_blocks): New function.
8481 (pass_diagnose_omp_blocks): New pass.
8482 * cgraph.h (cgraph_optimize): Remove.
8483 (cgraph_analyze_function): Likewise.
8484 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
8485 * cgraphunit.c (cgraph_lower_function): Lower nested functions
8486 before their parents here.
8487 (cgraph_finalize_function): Not here.
8488 (cgraph_analyze_function): Gimplify functions here.
8489 (cgraph_finalize_compilation_unit): Continue after errors.
8490 Optimize the callgraph from here.
8491 (cgraph_optimize): Make static.
8492 * langhooks.c (write_global_declarations): Finalize the CU.
8493 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
8494 (gimplify_function_tree): Assert we gimplify only once.
8495 Set PROP_gimple_any property.
8496 * tree-nested.c (gimplify_all_functions): New function.
8497 (lower_nested_functions): Gimplify all nested functions.
8498 * gimple.h (diagnose_omp_structured_block_errors): Remove.
8499 * passes.c (init_optimization_passes): Add pass_warn_unused_result
8500 and pass_diagnose_omp_blocks after gimplification. Do not
8501 set TODO_set_props on all_lowering_passes.
8502 (execute_one_pass): Do not handle TODO_set_props.
8503 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
8504 (gimplify.o): Add tree-pass.h dependency.
8505 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
8506 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
8507 (unsave_r): Likewise.
8508 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
8511 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
8513 * doc/service.texi (Service): Restore previously removed link,
8514 which isn't broken after all.
8516 2009-07-17 Richard Guenther <rguenther@suse.de>
8518 PR tree-optimization/40321
8519 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
8520 PHI nodes to the maximal set.
8521 (make_values_for_phi): Add PHI arguments to the maximal set.
8522 (execute_pre): Dump PHI_GEN and the maximal set.
8524 2009-07-17 Jakub Jelinek <jakub@redhat.com>
8527 * gimplify.c (gimplify_conversion): Don't change non-conversions into
8530 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
8532 * doc/extend.texi (Nested Functions): Replace broken link with
8534 * doc/service.texi (Service): Remove broken link.
8536 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
8539 * builtins.c (expand_builtin_memcmp): Use loc instead of
8540 EXPR_LOCATION (exp).
8541 (expand_builtin_strncmp): Likewise.
8543 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
8544 Manuel López-Ibáñez <manu@gcc.gnu.org>
8547 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
8548 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
8549 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
8550 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
8551 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
8552 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
8553 tree-inline.c, c-common.c, c-common.h, gimple.c,
8554 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
8555 convert.c: Add location argument to fold_{unary,binary,ternary},
8556 fold_build[123], build_call_expr, build_size_arg,
8557 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
8558 fold_build1_initializer, fold_build2_initializer,
8559 fold_build3_initializer, fold_build_call_array,
8560 fold_build_call_array_initializer, fold_single_bit_test,
8561 omit_one_operand, omit_two_operands, invert_truthvalue,
8562 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
8563 combine_comparisons, fold_builtin_*, fold_call_expr,
8564 build_range_check, maybe_fold_offset_to_address, round_up,
8567 2009-07-16 Jason Merrill <jason@redhat.com>
8570 * c-common.c (c_common_reswords): Add __is_standard_layout
8572 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
8573 * doc/implement-cxx.texi: New.
8574 * doc/gcc.texi: Include it.
8576 2009-07-16 DJ Delorie <dj@redhat.com>
8578 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
8579 compares that may be indirectly affected by previous instructions.
8581 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8583 * builtins.c (do_mpc_arg2): New.
8584 (fold_builtin_2): Fold builtin cpow.
8585 * real.h (HAVE_mpc_pow): New.
8587 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
8589 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
8590 comparison to skip unprofitable schedule
8592 2009-07-16 Simon Baldwin <simonb@google.com>
8594 * gcc.c (option_map): New flag -no-canonical-prefixes.
8595 * (display_help): Print help text for new flag.
8596 * (process_command): Move options translation and language specifics
8597 and handle new flag early. Use it to set a function pointer to a
8598 prefix builder. Replace make_relative_prefix calls with calls to
8599 the function pointed to. Ignore new flag in regular options handling.
8600 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
8602 2009-07-15 DJ Delorie <dj@redhat.com>
8604 * config/mep/mep.md (sibcall_internal): Change register to avoid
8606 (sibcall_value_internal): Likewise.
8608 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
8610 PR rtl-optimization/40710
8611 * resource.c (mark_target_live_regs): Reset DF problem to LR.
8613 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
8615 * config/mips/mips.md (*extenddi_truncate<mode>,
8616 *extendsi_truncate<mode>): Change type attribute to move_type
8617 with shift_shift. Split out code handling exts from here ...
8618 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
8620 (*extendhi_truncateqi): Change type attribute to move_type with
8621 shift_shift. Split out code handling exts from here ...
8622 (*extendhi_truncateqi_exts): ... to this new pattern.
8624 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
8627 instead of "and" with inverted sign bit mask value. Use
8628 "nonimmediate_operand" for operand 1 and operand 2 predicate.
8629 Allocate registers only for operand 4 and operand 5.
8631 2009-07-15 Jakub Jelinek <jakub@redhat.com>
8634 * fold-const.c (fold_cond_expr_with_comparison): When folding
8635 < and <= to MIN, make sure the MIN uses the same type as the
8636 comparison's operands.
8638 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
8640 * arm.md (ior_xor): New code iterator.
8641 (split for ior/xor with shift and zero-extend): New split pattern.
8642 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
8644 2009-07-15 Richard Guenther <rguenther@suse.de>
8646 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
8649 2009-07-15 Richard Guenther <rguenther@suse.de>
8652 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
8654 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8656 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
8657 handle 2.6.30 kernel.
8659 2009-07-15 DJ Delorie <dj@redhat.com>
8661 * config/mep/mep.md (sibcall_internal): Change register to allow
8662 for 24-bit addresses.
8663 (sibcall_value_internal): Likewise.
8665 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
8667 * doc/invoke.texi: Added descriptions of the scheduling heuristics
8668 that are enabled/disabled by the flags introduced by a previous patch.
8670 2009-07-14 DJ Delorie <dj@redhat.com>
8672 * config/mep/mep.md (sibcall_internal): Include non-toggling
8674 (sibcall_value_internal): Likewise.
8676 2009-07-14 Taras Glek <tglek@mozilla.com>
8677 Rafael Espindola <espindola@google.com>
8679 * doc/sourcebuild.texi: Document install-plugin target.
8680 * configure.ac: Added install-plugin target to language makefiles.
8681 * configure: Regenerate.
8682 * Makefile.in: (install-plugin): Install more headers,
8683 depend on lang.install-plugin.
8685 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8687 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
8690 2009-07-14 DJ Delorie <dj@redhat.com>
8692 * config/mep/mep.c (mep_vliw_jmp_match): New function.
8693 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
8694 * config/mep/mep.md (sibcall_internal): Change test from
8695 mep_vliw_mode_match to mep_vliw_jmp_match.
8696 (sibcall_value_internal): Likewise.
8698 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
8700 * config/i386/sse.md (copysign<mode>3): New expander.
8701 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
8702 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
8703 Use ix86_build_const_vector.
8704 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
8705 IX86_BUILTIN_CPYSGNPD.
8706 (builtin_description): Add __builtin_ia32_copysignps and
8707 __builtin_ia32_copysignpd.
8708 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
8709 and BUILT_IN_COPYSIGNF.
8711 2009-07-13 Jason Merrill <jason@redhat.com>
8713 * builtins.c (can_trust_pointer_alignment): New fn.
8714 (get_pointer_alignment): Factor it out from here.
8715 * tree.h: Declare it.
8717 2009-07-14 David Edelsohn <edelsohn@gnu.org>
8719 * config/rs6000/predicates.md (offsettable_mem_operand): Test
8722 2009-07-14 Dodji Seketeli <dodji@redhat.com>
8726 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
8728 2009-07-14 Richard Guenther <rguenther@suse.de>
8729 Andrey Belevantsev <abel@ispras.ru>
8732 * cfgexpand.c (partition_stack_vars): Do not bother to update
8733 alias information when not optimizing.
8735 2009-07-14 Richard Guenther <rguenther@suse.de>
8736 Andrey Belevantsev <abel@ispras.ru>
8738 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
8739 (pt_solution_set): Likewise.
8740 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
8741 * tree-ssa-structalias.c (pt_solution_set): New function.
8742 * final.c (rest_of_clean_state): Free SSA data structures.
8743 * print-rtl.c (print_decl_name): Remove.
8744 (print_mem_expr): Implement in terms of print_generic_expr.
8745 * alias.c (ao_ref_from_mem): New function.
8746 (rtx_refs_may_alias_p): Likewise.
8747 (true_dependence): Query alias-export info.
8748 (canon_true_dependence): Likewise.
8749 (write_dependence_p): Likewise.
8750 * tree-dfa.c (get_ref_base_and_extent): For void types leave
8752 * emit-rtl.c (component_ref_for_mem_expr): Remove.
8753 (mem_expr_equal_p): Use operand_equal_p.
8754 (set_mem_attributes_minus_bitpos): Do not use
8755 component_ref_for_mem_expr.
8756 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
8757 (update_alias_info_with_stack_vars): Likewise.
8758 (partition_stack_vars): Call update_alias_info_with_stack_vars.
8759 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
8760 explicitly nor clear stmt operands.
8761 Free the decl-to-pointer map.
8762 * tree-optimize.c (execute_free_datastructures): Do not free
8763 SSA data structures here.
8764 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
8765 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
8766 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
8768 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
8770 2009-07-13 DJ Delorie <dj@redhat.com>
8772 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
8773 unrolling at the right iteration count.
8775 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
8778 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8780 * haifa-sched.c (rank_for_schedule): Introduced flags to
8781 enable/disable individual scheduling heuristics.
8782 * common.opt: Introduced flags to enable/disable individual
8783 heuristics in the scheduler.
8784 * doc/invoke.texi: Introduced flags to enable/disable individual
8785 heuristics in the scheduler.
8787 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
8789 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
8790 config/i386/mingw-tls.c.
8791 * config/i386/mingw-tls.c: Removed.
8793 2009-07-13 Ira Rosen <irar@il.ibm.com>
8795 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
8796 checks access only relevant statements.
8797 (vectorizable_reduction): Likewise.
8799 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
8801 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
8802 just for 32-bit case.
8804 2009-07-12 Jan Hubicka <jh@suse.cz>
8806 PR tree-optimization/40585
8807 * except.c (expand_resx_expr): When there already is resume
8808 instruction, produce linked list.
8809 (build_post_landing_pads): Assert that resume is empty.
8810 (connect_post_landing_pads): Handle resume lists.
8811 (dump_eh_tree): Dump resume list.
8813 2009-07-12 Ira Rosen <irar@il.ibm.com>
8815 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
8816 with additional argument.
8817 * tree-vectorizer.h (enum vect_def_type): Add
8818 vect_double_reduction_def.
8819 (vect_is_simple_reduction): Add argument.
8820 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
8822 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8823 vect_is_simple_reduction with additional argument.
8824 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8826 (reduction_code_for_scalar_code): Handle additional codes by
8827 returning ERROR_MARK for them. Fix comment and indentation.
8828 (vect_is_simple_reduction): Fix comment, add argument to specify
8829 double reduction. Detect double reduction.
8830 (get_initial_def_for_induction): Fix indentation.
8831 (get_initial_def_for_reduction): Fix comment and indentation.
8832 Handle double reduction. Create initial definitions that do not
8833 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8834 (vect_create_epilog_for_reduction): Fix comment, add argument to
8835 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8836 epilogue result extraction. Create double reduction phi node and
8837 replace relevant uses.
8838 (vectorizable_reduction): Call vect_is_simple_reduction with
8839 additional argument. Fix indentation. Update epilogue code treatment
8840 according to the changes in reduction_code_for_scalar_code. Check
8841 for double reduction. Call vect_create_epilog_for_reduction with
8842 additional argument.
8843 * tree-vect-stmts.c (process_use): Handle double reduction, update
8845 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8846 (vect_get_vec_def_for_operand): Likewise.
8848 2009-07-12 Danny Smith <dansmister@gmail.com>
8850 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8851 dllexport if !TREE_PUBLIC.
8852 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8854 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8856 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8857 (avr_extra_arch_macro) Remove declatation.
8858 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8859 (avr_extra_arch_macro) Declare as static.
8860 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8862 2009-07-11 Jan Hubicka <jh@suse.cz>
8865 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8867 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8870 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8871 cold_in_std_section bits.
8872 (dwarf2out_begin_prologue): Initialize them.
8873 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8874 if already covered by text_section or cold_text_section range.
8876 PR rtl-optimization/40667
8877 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8878 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8879 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8880 * config/i386/i386.c (ix86_minimum_alignment): New function.
8881 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8882 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8883 * emit-rtl.c (gen_reg_rtx): Likewise.
8884 * function.c (assign_parms): Likewise. If nominal_type needs
8885 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8886 rather than passed_type's alignment.
8889 * function.c (assign_parm_setup_stack): Adjust
8890 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8891 from nominal_mode on big endian.
8893 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8895 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8897 2009-07-10 DJ Delorie <dj@redhat.com>
8899 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8901 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8903 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8905 (thumb2_cbnz): Likewise.
8907 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8910 * config.gcc (supported_defaults): Add synci.
8911 (with_synci): Add validation.
8912 (all_defaults): Add synci.
8913 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8916 * config/mips/mips.opt (msynci): New option.
8917 * config/mips/mips.c (mips_override_options): Warn on use of
8918 -msynci for targets that do now support it.
8919 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8921 * gcc/doc/invoke.texi (-msynci): Document the new option.
8922 * doc/install.texi (--with-synci): Document the new option.
8924 2009-07-10 Richard Guenther <rguenther@suse.de>
8926 PR tree-optimization/40496
8927 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8928 the PHI result with a compatible type.
8930 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8934 * c.opt (Wunused-result): New.
8935 * doc/invoke.texi: Document it.
8936 * c-common.c (c_warn_unused_result): Use it.
8938 2009-07-09 DJ Delorie <dj@redhat.com>
8940 * targhooks.c (default_target_can_inline_p): Rename from
8941 default_target_option_can_inline_p.
8942 * targhooks.h (default_target_can_inline_p): Likewise.
8943 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8944 TARGET_OPTION_CAN_INLINE_P.
8945 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8946 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8947 (mep_target_can_inline_p): Rename from
8948 mep_target_option_can_inline_p.
8951 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8952 registers used to pass vectors.
8954 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8956 2009-07-09 Tom Tromey <tromey@redhat.com>
8958 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8959 * config/mmix/mmix.c: Include dwarf2.h.
8960 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8961 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8962 * config/sh/sh.c: Include dwarf2.h.
8963 * config/i386/i386.c: Include dwarf2.h.
8964 * Makefile.in (DWARF2_H): Remove 'elf'.
8965 * except.c: Include dwarf2.h.
8966 * unwind-dw2.c: Include dwarf2.h.
8967 * dwarf2out.c: Include dwarf2.h.
8968 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8969 * unwind-dw2-fde.c: Include dwarf2.h.
8970 * dwarf2asm.c: Include dwarf2.h.
8972 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8974 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8975 (max_issue): Use it.
8976 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8978 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8979 (region_sched_info): Update.
8980 * sched-ebb.c (ebb_sched_info): Update.
8981 * modulo-sched.c (sms_sched_info): Update.
8982 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8984 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8986 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8988 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8990 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8992 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8995 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8996 arg1 with arg01 if arg1 is already INTEGER_CST.
8998 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9000 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
9001 Transform (and (truncate)) into (truncate (and)).
9003 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9005 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
9006 creating LHS paradoxical subregs. Fix surrounding returns to
9007 use NULL_RTX rather than 0.
9009 2009-07-08 DJ Delorie <dj@redhat.com>
9011 * config/mep/mep.c: (mep_option_can_inline_p): New.
9012 (TARGET_OPTION_CAN_INLINE_P): Define.
9014 2009-07-08 Mark Wielaard <mjw@redhat.com>
9017 * dwarf2out.c (add_data_member_location_attribute): When we have
9018 only a constant offset don't emit a new location description using
9019 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
9022 2009-07-08 Richard Henderson <rth@redhat.com>
9025 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
9026 (enum reg_class): Add CLOBBERED_REGS.
9027 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
9028 * config/i386/i386.c (ix86_conditional_register_usage): Moved
9029 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
9030 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
9031 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
9032 force 64-bit sibcalls into R11.
9033 * config/i386/constraints.md (U): New constraint.
9034 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
9035 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
9036 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
9038 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
9040 * basic-block.h (dump_regset, debug_regset): Remove duplicate
9042 * c-objc-common.h (c_initialize_diagnostics): Ditto.
9043 * ebitmap.h (dump_ebitmap): Ditto.
9044 * optabs.h (optab_libfunc): Ditto.
9045 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
9046 * tree-flow.h (vect_can_force_dr_alignment_p,
9047 get_vectype_for_scalar_type): Ditto.
9048 (vectorize_loops): Move prototype to ...
9049 * tree-vectorizer.h: ... here. Also, adjust comment.
9050 (vect_set_verbosity_level): Remove duplicate prototype.
9051 * tree-ssa-loop.c: Include tree-vectorizer.h.
9052 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
9054 2009-07-08 Nick Clifton <nickc@redhat.com>
9056 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
9059 2009-07-08 DJ Delorie <dj@redhat.com>
9061 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
9062 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
9063 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
9065 * config/mep/intrinsics.md: Regenerated.
9066 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
9067 registers when asm() or calls are detected.
9069 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9072 * gimplify.c (gimplify_expr): Propagate no_warning flag when
9074 * gimple (gimple_build_call_from_tree): Likewise.
9075 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
9076 no_warning flag before warning.
9078 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9080 * tree.c (set_expr_locus): Remove.
9081 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
9082 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
9084 * gimplify.c (internal_get_tmp_var): Likewise.
9085 (gimplify_call_expr): Likewise.
9086 (gimplify_one_sizepos): Likewise.
9088 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
9091 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
9092 to variables for debugging purposes.
9094 2009-06-23 Mark Loeser <mark@halcy0n.com>
9097 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
9099 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9101 * pretty-print.c (pp_base_format): Remove %J.
9102 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9103 gcc_cxxdiag_char_table): Likewise.
9104 (init_dynamic_diag_info): Likewise.
9106 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9108 * pretty-print.c (pp_base_format): Remove %H.
9109 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9110 gcc_cxxdiag_char_table): Likewise.
9111 (init_dynamic_diag_info): Likewise.
9112 * config/mep/mep.c (mep_select_section): Likewise.
9114 2009-07-07 Duncan Sands <baldrick@free.fr>
9116 * final.c (pass_clean_state): Give the pass a name.
9117 * passes.c (pass_rest_of_compilation): Likewise.
9118 * tree-optimize.c (pass_all_optimizations): Likewise.
9120 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
9122 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
9123 an extra 'decl' for error_at.
9125 2009-07-07 Jakub Jelinek <jakub@redhat.com>
9128 * tree-tailcall.c (adjust_return_value_with_ops,
9129 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
9130 if it has complex or vector type.
9132 2009-07-07 Olivier Hainque <hainque@adacore.com>
9134 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
9137 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
9139 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
9141 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9143 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
9144 * c-decl.c: Likewise.
9145 * function.c: Likewise.
9146 * varasm.c: Likewise.
9147 * tree-ssa.c: Likewise.
9148 * c-common.c: Likewise.
9149 * tree-cfg.c: Likewise.
9150 * config/spu/spu.c: Likewise.
9151 * config/ia64/ia64.c: Likewise.
9152 * config/v850/v850.c: Likewise.
9154 2009-07-06 DJ Delorie <dj@redhat.com>
9156 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
9157 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
9158 unspecified accesses to control registers.
9159 * config/mep/intrinsics.md: Regenerate.
9160 * config/mep/intrinsics.h: Regenerate.
9161 * config/mep/mep-intrin.h: Regenerate.
9163 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
9165 * c-lex.c: Replace %H by an explicit location. Update all calls.
9166 * c-common.c: Likewise.
9167 * c-decl.c: Likewise.
9168 * c-typeck.c: Likewise.
9169 * fold-const.c: Likewise.
9170 * gimplify.c: Likewise.
9172 * tree-cfg.c: Likewise.
9173 * tree-ssa-loop-niter.c: Likewise.
9174 * tree-vrp.c: Likewise.
9175 * value-prof.c: Likewise.
9177 2009-07-06 Diego Novillo <dnovillo@google.com>
9179 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
9180 if it has one. Handle cases where VAR does not have an
9181 annotation or cfun is NULL.
9183 2009-07-06 Diego Novillo <dnovillo@google.com>
9185 * tree.c: Include debug.h.
9186 (initialize_tree_contains_struct): New.
9187 (init_ttree): Call it.
9188 (tree_node_structure_for_code): Factor out of ...
9189 (tree_node_structure): ... here.
9190 * treestruct.def (TS_PHI_NODE): Remove.
9191 (TS_GIMPLE_STATEMENT): Remove.
9193 2009-07-06 Diego Novillo <dnovillo@google.com>
9195 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
9196 (debug_tree_chain): Handle cycles.
9198 2009-07-06 Nick Clifton <nickc@redhat.com>
9199 DJ Delorie <dj@redhat.com>
9201 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9202 __FMOVD_ENABLED__ is defined.
9204 (TARGET_FMOVD): Provide a default definition.
9205 (MASK_FMOVD): Likewise.
9206 (TARGET_CPU_CPP_BUILTINS): Define
9207 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9208 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9209 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
9210 (split for DF load from memory into register): Also handle
9211 MEMs which consist of REG+DISP addressing.
9212 (split for DF store from register to memory): Likewise.
9213 (movsf_ie): Always use single fp_mode.
9214 * config/sh/sh.c (sh_override_options): Do not automatically
9215 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9216 that to the -mfmovd command line switch.
9217 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
9218 (fldi_ok): Always allow.
9219 * config/sh/sh.opt (mfmovd): Remove this switch.
9220 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9222 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
9223 Kaz Kojima <kkojima@gcc.gnu.org>
9225 PR rtl-optimization/30807
9226 * postreload.c (reload_combine): For every new use of REG_SUM,
9227 record the use of BASE.
9229 2009-07-06 Jan Hubicka <jh@suse.cz>
9231 * params.def: Revert my accidental commit at 2009-06-30.
9233 2009-07-04 Ian Lance Taylor <iant@google.com>
9236 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
9238 (mingw_format_attribute_overrides): Likewise.
9240 2009-07-04 Jakub Jelinek <jakub@redhat.com>
9243 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
9244 don't check cfa.reg. Instead of cfa.indirect use
9245 fde && fde->drap_reg != INVALID_REGNUM test.
9247 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
9249 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
9251 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
9254 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
9256 2009-07-03 Richard Guenther <rguenther@suse.de>
9258 PR tree-optimization/40640
9259 * tree-switch-conversion.c (build_arrays): Perform arithmetic
9262 2009-07-03 Jan Hubicka <jh@suse.cz>
9264 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
9265 for size, reduce amount of inlining.
9267 2009-07-03 Richard Guenther <rguenther@suse.de>
9270 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
9271 if t +- x is known to not overflow and the conversion widens the
9273 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
9275 2009-07-03 Jan Hubicka <jh@suse.cz>
9277 * ipa-pure-const.c (analyze): Update loop optimizer init.
9278 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
9279 try_remove_empty_loop, remove_empty_loops): Remove.
9280 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
9281 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
9282 to mark regular loops as neccesary.
9283 (degenerate_phi_p): New function.
9284 (propagate_necessity, remove_dead_phis): Use it.
9285 (forward_edge_to_pdom): Likewise.
9286 (eliminate_unnecessary_stmts): Take care to remove uses of results of
9287 virtual PHI nodes that became unreachable.
9288 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
9289 * tree-flow.h (remove_empty_loops): Remove.
9290 * passes.c (init_optimization_passes): Remove.
9292 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
9294 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
9295 can_create_pseudo_p.
9296 (*fix_trunc<mode>_i387_1): Ditto.
9297 (*floathi<mode>2_1): Ditto.
9298 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
9299 (*fistdi2_1): Ditto.
9300 (*fist<mode>2_1): Ditto.
9301 (frndintxf2_floor): Ditto.
9302 (*fist<mode>2_floor_1): Ditto.
9303 (frndintxf2_ceil): Ditto.
9304 (*fist<mode>2_ceil_1): Ditto.
9305 (frndintxf2_trunc): Ditto.
9306 (frndintxf2_mask_pm): Ditto.
9307 (fxam<mode>2_i387_with_temp): Ditto.
9308 * config/i386/sse.md (mulv16qi3): Ditto.
9309 (*sse2_mulv4si3): Ditto.
9311 (sse4_2_pcmpestr): Ditto.
9312 (sse4_2_pcmpistr): Ditto.
9314 2009-07-03 Jan Hubicka <jh@suse.cz>
9316 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
9317 (mark_stmt_necessary): Set it.
9318 (mark_operand_necessary): Set it.
9319 (mark_control_dependent_edges_necessary): Set it.
9320 (mark_virtual_phi_result_for_renaming): New function.
9321 (get_live_post_dom): New function.
9322 (forward_edge_to_pdom): New function.
9323 (remove_dead_stmt): Fix handling of control dependences.
9324 (tree_dce_init): Init new bitmap.
9325 (tree_dce_done): Free it.
9327 2009-07-02 Richard Guenther <rguenther@suse.de>
9330 * tree-ssa-structalias.c (new_var_info): Initialize
9333 2009-07-02 Jan Hubicka <jh@suse.cz>
9335 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
9338 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
9340 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9341 instead of recomputing it. Adjust calls.
9342 (emit_store_flag): Adjust recursive calls.
9344 2009-07-02 Richard Guenther <rguenther@suse.de>
9346 * tree-ssa-live.c (remove_unused_locals): Do not remove
9348 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
9349 of DECL_EXTERNAL for HEAP variables.
9350 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
9351 HEAP variables. Do not adjust RESTRICT vars.
9352 (find_what_var_points_to): Nobody cares if something
9355 2009-07-02 Ben Elliston <bje@au.ibm.com>
9357 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
9358 pc_low and pc_high declarations to the top of the function.
9360 2009-07-01 DJ Delorie <dj@redhat.com>
9362 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
9364 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
9365 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
9366 unspecified accesses to control registers.
9367 * config/mep/intrinsics.md: Regenerate.
9368 * config/mep/intrinsics.h: Regenerate.
9369 * config/mep/mep-intrin.h: Regenerate.
9371 2009-07-01 Anthony Green <green@moxielogic.com>
9373 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9374 instruction when possible.
9375 (moxie_expand_prologue): Ditto. Also, save an instruction and
9376 some complexity by popping off of $r12 instead of $sp.
9377 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
9380 2009-07-01 Richard Henderson <rth@redhat.com>
9383 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
9384 contained no insns, reposition note before last insn.
9386 2009-07-01 Richard Henderson <rth@redhat.com>
9389 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
9390 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
9392 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9395 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
9396 darwin9 for printing reg addresses with %y.
9398 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9400 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
9401 truncation from operands in binary operations.
9403 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
9406 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9407 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9408 subreg of op0 to the original op0.
9410 * expmed.c (store_bit_field_1): Use a temporary as the destination
9411 instead of a paradoxical subreg when we need to truncate the result.
9413 2009-07-01 DJ Delorie <dj@redhat.com>
9415 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
9416 names to VLIW variants.
9417 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
9418 * config/mep/intrinsics.md: Regenerate.
9419 * config/mep/intrinsics.h: Regenerate.
9420 * config/mep/mep-intrin.h: Regenerate.
9422 2009-07-01 Jakub Jelinek <jakub@redhat.com>
9425 * jump.c (returnjump_p): Revert last patch.
9426 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
9428 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9431 * pa.md (casesi32p): Use jump table label to determine the offset
9433 (casesi64p): Likewise.
9435 * pa.c (forward_branch_p): Return bool type. Use instruction
9436 addresses when available. Assert that INSN has a jump label.
9437 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
9440 2009-07-01 Richard Guenther <rguenther@suse.de>
9442 PR tree-optimization/19831
9443 * tree-ssa-dce.c (propagate_necessity): Calls to functions
9444 that only act as barriers do not make any previous stores necessary.
9445 * tree-ssa-structalias.c (handle_lhs_call): Delay making
9446 HEAP variables global, do not add a constraint from nonlocal.
9447 (find_func_aliases): Handle escapes through return statements.
9448 (compute_points_to_sets): Make escaped HEAP variables global.
9450 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9453 * expmed.c (emit_store_flag): Perform a conversion if necessary,
9454 after reducing a DImode cstore to SImode.
9456 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
9458 * expr.c (expand_expr_real_1): Reinstate fallthrough to
9459 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
9461 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
9463 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
9464 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
9466 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
9467 and umod_optab if TARGET_BSD_DIVMOD.
9468 * config/vax/lib1funcs.asm: New file.
9469 * config/vax/t-linux: New file.
9470 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
9472 2009-06-30 Jakub Jelinek <jakub@redhat.com>
9475 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
9476 to type arguments that have void type.
9479 * dwarf2out.c (gen_formal_parameter_die): Call
9480 equate_decl_number_to_die if node is different from origin.
9482 2009-06-30 Anthony Green <green@moxielogic.com>
9484 Clean up moxie port for --enable-build-with-cxx.
9485 * config/moxie/moxie.c (moxie_function_value): First two
9486 parameters are const_tree, not tree.
9487 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
9488 (REG_CLASS_NAMES): Ditto.
9489 (REGNO_REG_CLASS): Ditto.
9490 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
9491 (moxie_function_value): Fix constyness of arguments.
9493 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
9495 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
9496 finalize_size_functions before further processing.
9497 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
9498 (variable_size): Call self_referential_size on size expressions
9499 that contain a PLACEHOLDER_EXPR.
9500 (size_functions): New static variable.
9501 (copy_self_referential_tree_r): New static function.
9502 (self_referential_size): Likewise.
9503 (finalize_size_functions): New global function.
9504 * tree.c: Include tree-inline.h.
9505 (push_without_duplicates): New static function.
9506 (find_placeholder_in_expr): New global function.
9507 (substitute_in_expr) <tcc_declaration>: Return the replacement object
9509 <tcc_expression>: Likewise.
9510 <tcc_vl_exp>: If the replacement object is a constant, try to inline
9511 the call in the expression.
9512 * tree.h (finalize_size_functions): Declare.
9513 (find_placeholder_in_expr): Likewise.
9514 (FIND_PLACEHOLDER_IN_EXPR): New macro.
9515 (substitute_placeholder_in_expr): Update comment.
9516 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
9518 (copy_tree_body_r): Likewise.
9519 (copy_tree_body): New static function.
9520 (maybe_inline_call_in_expr): New global function.
9521 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
9522 (maybe_inline_call_in_expr): Declare.
9523 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
9524 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
9527 2009-06-30 Richard Guenther <rguenther@suse.de>
9529 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
9531 (propagate_necessity): Do not mark reaching defs of stores
9534 2009-06-30 Jan Hubicka <jh@suse.cz>
9536 * cfgloopanal.c (check_irred): Move into ...
9537 (mark_irreducible_loops): ... here; return true if ireducible
9539 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
9540 (analyze_function): Try to prove loop finiteness.
9541 * cfgloop.h (mark_irreducible_loops): Update prototype.
9542 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
9544 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
9546 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
9548 2009-06-30 Ira Rosen <irar@il.ibm.com>
9550 PR tree-optimization/40542
9551 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
9554 2009-06-30 Martin Jambor <mjambor@suse.cz>
9556 PR tree-optimization/40582
9557 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
9558 than useless_type_conversion_p.
9559 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
9562 2009-06-30 Martin Jambor <mjambor@suse.cz>
9565 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
9567 2009-06-30 Richard Guenther <rguenther@suse.de>
9569 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
9570 use ao_ref references.
9571 (walk_aliased_vdefs): Likewise.
9572 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
9573 * tree-ssa-dce.c (struct ref_data): Remove.
9574 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
9575 (mark_aliased_reaching_defs_necessary): Adjust.
9576 (mark_all_reaching_defs_necessary_1): Likewise.
9578 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
9581 * expmed.c (emit_cstore): New name of emit_store_flag_1.
9582 (emit_store_flag_1): Extract from emit_store_flag, adjust
9583 calls to (what now is) emit_cstore.
9584 (emit_store_flag): Call emit_store_flag_1 and also use it
9585 for what used to be recursive calls.
9587 2009-06-30 Wei Guozhi <carrot@google.com>
9590 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
9591 if the target bb post dominates from bb.
9592 * config/i386/i386.c (memory_address_length): Check existence of base
9593 register before using it.
9595 2009-06-30 Nick Clifton <nickc@redhat.com>
9596 DJ Delorie <dj@redhat.com>
9598 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
9599 __FMOVD_ENABLED__ is defined.
9601 (TARGET_FMOVD): Provide a default definition.
9602 (MASK_FMOVD): Likewise.
9603 (TARGET_CPU_CPP_BUILTINS): Define
9604 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
9605 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
9606 two fmov instructions depending upon whether TARGET_FMOVD is
9608 (split for DF load from memory into register): Also handle
9609 MEMs which consist of REG+DISP addressing.
9610 (split for DF store from register to memory): Likewise.
9611 * config/sh/sh.opt (mfmovd): Remove this switch.
9612 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
9613 * config/sh/sh.c (sh_override_options): Do not automatically
9614 enable TARGET_MOVD for the SH2A when supporting doubles - leave
9615 that to the -mfmovd command line switch.
9617 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
9619 (fldi_ok): Always allow.
9620 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
9622 2009-06-29 DJ Delorie <dj@redhat.com>
9624 * doc/install.texi (mep-x-elf): Correct chip's full name.
9626 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
9628 * doc/extend.texi: Fix typo.
9630 2009-06-29 Tom Tromey <tromey@redhat.com>
9633 * Makefile.in (DWARF2_H): New variable.
9635 (dwarf2out.o): Likewise.
9636 (dwarf2asm.o): Likewise.
9637 * config/i386/t-i386: Use DWARF2_H.
9638 * except.c: Include elf/dwarf2.h.
9639 * unwind-dw2.c: Include elf/dwarf2.h.
9640 * dwarf2out.c: Include elf/dwarf2.h.
9641 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
9642 <dtprel>: New field.
9643 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
9644 (size_of_loc_descr): Likewise.
9645 (output_loc_operands_raw): Likewise.
9646 (output_loc_operands): Handle new dtprel field.
9647 (loc_checksum): Update.
9648 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
9649 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
9650 * unwind-dw2-fde.c: Include elf/dwarf2.h.
9651 * dwarf2asm.c: Include elf/dwarf2.h.
9652 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
9653 * config/mmix/mmix.c: Include elf/dwarf2.h.
9654 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
9655 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
9656 * config/sh/sh.c: Include elf/dwarf2.h.
9657 * config/i386/i386.c: Include elf/dwarf2.h.
9659 2009-06-29 DJ Delorie <dj@redhat.com>
9661 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
9663 * doc/extend.texi: Add MeP attributes and pragmas.
9664 * doc/invoke.text: Add MeP Options.
9665 * doc/contrib.texi: Add MeP contribution.
9666 * doc/md.texi: Add MeP constraints.
9667 * doc/install.texi: Add MeP target.
9669 2009-06-30 Anatoly Sokolov <aesok@post.ru>
9671 * target.h (struct gcc_target): Add frame_pointer_required field.
9672 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
9673 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
9674 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
9676 * reload1.c (update_eliminables): (Ditto.).
9677 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
9678 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9679 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
9681 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
9683 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
9684 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9685 (arm_frame_pointer_required): New function.
9687 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
9688 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9689 (avr_frame_pointer_required_p): Declare as static.
9690 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
9692 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
9693 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9694 (bfin_frame_pointer_required): Make as static, change return type
9696 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
9698 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
9699 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9700 (cris_frame_pointer_required): New function.
9702 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
9704 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
9705 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9706 (fr30_frame_pointer_required): New function.
9708 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
9709 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9710 (frv_frame_pointer_required): Make as static, change return type
9712 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
9714 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
9715 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9716 (ix86_frame_pointer_required): Make as static, change return type to
9718 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
9720 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
9721 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9723 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
9725 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
9727 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
9729 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
9730 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9731 (mips_frame_pointer_required): Make as static.
9732 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
9734 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
9735 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9736 (mmix_frame_pointer_required): Mew function.
9738 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
9739 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9741 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
9743 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
9745 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
9747 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
9748 (CAN_ELIMINATE): Redefine.
9749 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
9750 (sparc_frame_pointer_required): New function.
9751 (sparc_can_eliminate): New function.
9752 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
9754 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
9755 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9757 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
9758 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
9759 (xtensa_frame_pointer_required): Make as static, change return type
9761 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
9764 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
9766 * doc/plugins.texi: Document PLUGIN_START_UNIT.
9767 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
9768 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
9769 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
9770 (register_callback): Handle PLUGIN_START_UNIT.
9771 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
9773 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
9775 * tree.c (process_call_operands): Propagate TREE_READONLY from the
9777 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
9778 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
9780 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
9782 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
9785 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
9787 * doc/extend.texi (Additional Floating Types): __float128 is also
9788 supported on i386 targets.
9790 2009-06-29 Richard Guenther <rguenther@suse.de>
9793 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
9795 (pt_solutions_same_restrict_base): Declare.
9796 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
9798 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
9799 (make_constraint_from, make_copy_constraint): Move earlier.
9800 (make_constraint_from_heapvar): New function.
9801 (make_constraint_from_restrict): Likewise.
9802 (handle_lhs_call): Use it.
9803 (find_func_aliases): Use it to track conversions to restrict
9805 (struct fieldoff): Add only_restrict_pointers flag.
9806 (push_fields_onto_fieldstack): Initialize it.
9807 (create_variable_info_for): Track global restrict qualified pointers.
9808 (intra_create_variable_infos): Use make_constraint_from_heapvar.
9809 Track restrict qualified pointer arguments.
9810 (set_uids_in_ptset): Use varinfo is_global_var flag.
9811 (find_what_var_points_to): Set the vars_contains_restrict flag.
9812 Always create the points-to solution for sets including restrict tags.
9813 (pt_solutions_same_restrict_base): New function.
9814 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
9815 qualified pointers use pt_solutions_same_restrict_base as
9816 additional source for disambiguation.
9818 2009-06-29 Richard Guenther <rguenther@suse.de>
9821 * alias.c (find_base_decl): Remove.
9822 (get_deref_alias_set_1): Remove restrict handling.
9823 * c-common.c (c_apply_type_quals_to_decl): Do not set
9824 DECL_POINTER_ALIAS_SET.
9825 * gimplify.c (find_single_pointer_decl_1): Remove.
9826 (find_single_pointer_decl): Likewise.
9827 (internal_get_tmp_var): Remove restrict handling.
9828 (gimple_regimplify_operands): Likewise.
9829 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9830 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9831 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9832 * tree.c (restrict_base_for_decl): Remove.
9833 (init_ttree): Do not allocate it.
9834 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9835 LABEL_DECL_UID for label decls.
9836 (copy_node_stat): Do not copy restrict information.
9837 (decl_restrict_base_lookup): Remove.
9838 (decl_restrict_base_insert): Likewise.
9839 (print_restrict_base_statistics): Likewise.
9840 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9841 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9842 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9843 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9844 (LABEL_DECL_UID): Adjust.
9845 (DECL_BASED_ON_RESTRICT_P): Remove.
9846 (DECL_GET_RESTRICT_BASE): Likewise.
9847 (SET_DECL_RESTRICT_BASE): Likewise.
9848 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9850 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9851 instead of DECL_POINTER_ALIAS_SET.
9852 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9853 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9854 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9856 2009-06-29 Richard Guenther <rguenther@suse.de>
9858 PR tree-optimization/40579
9859 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9860 the IL to simplify has constants that overflowed.
9862 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9864 PR tree-optimization/40550
9865 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9866 vector_compute_type only when the size of vector_compute_type is
9867 less than the size of type.
9869 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9871 * fold-const.c (contains_label_1): Fix comments.
9872 (contains_label_p): Do not walk trees multiple time.
9874 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9876 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9877 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9878 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9879 ix86_fp_comparison_operator.
9880 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9881 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9882 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9883 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9884 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9885 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9886 (related splits): Change predicate to ix86_fp_comparison_operator.
9887 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9888 instead of ix86_fp_comparison_codes.
9889 (ix86_trivial_fp_comparison_operator,
9890 ix86_fp_comparison_operator): New.
9891 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9892 (ix86_expand_compare): Eliminate last two parameters.
9893 (ix86_fp_jump_nontrivial_p): Kill.
9894 * config/i386/i386.c (put_condition_code): Eliminate call to
9895 ix86_fp_comparison_codes and subsequent assertion.
9896 (ix86_fp_comparison_codes): Eliminate.
9897 (ix86_fp_swap_condition): New.
9898 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9899 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9900 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9901 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9902 and ix86_fp_swap_condition.
9903 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9904 Use ix86_fp_comparison_strategy.
9905 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9906 (ix86_fp_jump_nontrivial_p): Eliminate.
9907 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9908 call to ix86_expand_compare.
9909 (ix86_split_fp_branch, ix86_expand_setcc,
9910 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9911 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9913 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9915 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9916 related to jump_clobbers.
9917 * config/arm/arm.md (conds): Remove jump_clob case.
9918 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9919 splits): Change comparison_operator to arm_comparison_operator.
9920 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9923 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9925 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9926 condition for floating point modes.
9927 * expmed.c (emit_store_flag_1): Move here a bigger part
9929 (emit_store_flag): Try swapping the condition for floating point
9931 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9933 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9935 * expr.c (expand_expr_real_1): Just use do_store_flag.
9936 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9937 emit_store_flag_force.
9938 * expmed.c (emit_store_flag_force): Copy here trick
9939 previously in expand_expr_real_1. Try reversing the comparison.
9940 (emit_store_flag_1): Work if target is NULL.
9941 (emit_store_flag): Work if target is NULL, using the result mode
9942 from the comparison. Use split_comparison, restructure final part
9943 to simplify conditionals.
9945 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9947 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9948 * dojump.c (do_jump): Change handling of floating-point
9949 ops to use just do_compare_and_jump.
9950 (split_comparison): New.
9951 (do_compare_rtx_and_jump): Add here logic coming previously
9952 in do_jump, using split_comparison.
9954 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9957 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9959 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9961 * tree-ssa-alias.c: Fix unintentional commit.
9963 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9965 * passes.c (execute_one_pass): Fix unintentional commit.
9967 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9969 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9970 (df_rd_local_compute, df_md_local_compute): Inline them.
9972 (df_md_scratch): New.
9973 (df_md_alloc, df_md_free): Allocate/free it.
9974 (df_md_local_compute): Only include live registers in init.
9975 (df_md_transfer_function): Prune the in-set computed by
9976 the confluence function, and the gen-set too.
9978 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9980 PR rtl-optimization/26854
9981 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9982 * df-problems.c (df_rd_add_problem): Fix comment.
9983 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9984 df_md_simulate_artificial_defs_at_top,
9985 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9986 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9987 df_md_transfer_function, df_md_init, df_md_confluence_0,
9988 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9989 problem_MD, df_md_add_problem): New.
9990 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9991 df_md_get_bb_info): New.
9992 (DF_LAST_PROBLEM_PLUS1): Adjust.
9994 * Makefile.in (fwprop.o): Include domwalk.h.
9995 * fwprop.c: Include domwalk.h.
9996 (reg_defs, reg_defs_stack): New.
9997 (bitmap_only_bit_between): Remove.
9998 (process_defs): New.
9999 (process_uses): Use reg_defs and local_md instead of
10000 bitmap_only_bit_between and local_rd.
10001 (single_def_use_enter_block): New, from build_single_def_use_links.
10002 (single_def_use_leave_block): New.
10003 (build_single_def_use_links): Remove code moved to
10004 single_def_use_enter_block, invoke domwalk.
10005 (use_killed_between): Adjust comment.
10007 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10009 * bitmap.h (bitmap_ior_and_into): New.
10010 * bitmap.c (bitmap_ior_and_into): New.
10012 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
10014 * domwalk.h (struct dom_walk_data): Remove all callbacks except
10015 before_dom_children_before_stmts and after_dom_children_after_stmts.
10016 Rename the two remaining callbacks to just before_dom_children and
10017 after_dom_children. Remove other GIMPLE statement walking bits.
10018 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
10019 * graphite.c: Do not include domwalk.h.
10020 * tree-into-ssa.c (interesting_blocks): New global.
10021 (struct mark_def_sites_global_data): Remove it and names_to_rename.
10022 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
10023 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
10024 now that they're not domwalk callbacks.
10025 (rewrite_initialize_block): Rename to...
10026 (rewrite_enter_block): ... this, place after called functions. Test
10027 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
10028 (rewrite_finalize_block): Rename to...
10029 (rewrite_leave_block): ... this, place after called functions.
10030 (rewrite_update_init_block): Rename to...
10031 (rewrite_update_enter_block): ... this, place after called functions.
10032 Test interesting_blocks, call rewrite_update_stmt and
10033 rewrite_update_phi_arguments.
10034 (rewrite_update_fini_block): Rename to...
10035 (rewrite_leave_block): ... this, place after called functions.
10036 (rewrite_blocks): Remove last argument, simplify initialization of
10038 (mark_def_sites_initialize_block): Rename to...
10039 (mark_def_sites_block): ... this, call mark_def_sites.
10040 (mark_def_sites_blocks): Remove argument, simplify initialization of
10042 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
10043 (update_ssa): Likewise.
10044 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
10046 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
10047 (dom_opt_initialize_block): Rename to...
10048 (dom_opt_enter_block): ... this, place after called functions. Walk
10049 statements here, inline propagate_to_outgoing_edges.
10050 (dom_opt_finalize_block): Rename to...
10051 (dom_opt_leave_block): ... this, place after called functions.
10052 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
10054 (dse_enter_block, dse_record_phi): New.
10055 (dse_record_phis): Delete.
10056 (dse_finalize_block): Rename to...
10057 (dse_leave_block): ... this.
10058 (tree_ssa_dse): Simplify initialization of walk_data.
10059 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
10060 Adjust initialization of walk_data.
10061 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
10062 * tree-ssa-loop-phiopt.c (get_non_trapping):
10063 Adjust initialization of walk_data.
10064 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
10065 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
10066 it's not a domwalk callback.
10067 (uncprop_initialize_block): Rename to...
10068 (dse_enter_block): ... this, call uncprop_into_successor_phis.
10069 (dse_finalize_block): Rename to...
10070 (dse_leave_block): ... this.
10071 (tree_ssa_uncprop): Simplify initialization of walk_data.
10072 * Makefile.in: Adjust dependencies.
10074 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
10076 * arm.md (casesi): Fix test for Thumb1.
10077 (thumb1_casesi_internal_pic): Likewise.
10078 (thumb1_casesi_dispatch): Likewise.
10080 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
10082 * config/arm/arm-cores.def: Added core cortex-m0.
10083 * config/arm/arm-tune.md: Regenerated.
10084 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
10086 2009-06-26 DJ Delorie <dj@redhat.com>
10088 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
10090 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
10091 the scheduler doesn't tag jump insns.
10093 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
10095 * c-decl.c (merge_decls): Re-indent.
10097 2009-06-26 Janis Johnson <janis187@us.ibm.com>
10100 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
10101 Special-case decimal float constants.
10103 2009-06-26 Richard Henderson <rth@redhat.com>
10105 * function.h (struct function): Add cannot_be_copied_reason,
10106 and cannot_be_copied_set.
10107 * tree-inline.c (has_label_address_in_static_1): Rename from
10108 inline_forbidden_p_2; don't set inline_forbidden_reason here.
10109 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
10110 don't set inline_forbidden_reason.
10111 (copy_forbidden): New function, split out of inline_forbidden_p.
10112 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
10113 (inline_forbidden_p): Use copy_forbidden.
10114 (tree_versionable_function_p): Likewise.
10115 (inlinable_function_p): Merge into tree_inlinable_function_p.
10116 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
10117 * ipa-cp.c (ipcp_versionable_function_p): New function.
10118 (ipcp_cloning_candidate_p): Use it.
10119 (ipcp_node_modifiable_p): Likewise.
10121 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
10123 * builtins.c (expand_builtin_alloca): Handle builtin alloca
10124 that is marked not to be inlined. Remove flag_mudflap use.
10125 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
10126 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
10128 2009-06-26 Steve Ellcey <sje@cup.hp.com>
10131 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
10132 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
10134 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
10136 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
10138 (__mingwthr_remove_key_dtor): Likewise.
10140 2009-06-26 Richard Guenther <rguenther@suse.de>
10142 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
10144 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
10146 PR middle-end/40525
10147 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
10148 try the non-cond_exec path also.
10150 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10153 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
10154 (output_cbranch): Use new functions.
10155 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
10158 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10159 Pat Haugen <pthaugen@us.ibm.com>
10160 Revital Eres <ERES@il.ibm.com>
10162 * config/rs6000/rs6000.c (print_operand): Correct lossage message
10163 for %c error. Add %x support to print VSX registers as a unified
10164 register set, instead of separate float and altivec registers.
10165 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
10166 %y case, and add support for VSX pre-modify addresses.
10167 (output_toc): Add assert for CONST containing an integer constant
10169 (rs6000_adjust_cost): Add POWER7 support.
10170 (insn_must_be_first_in_group): Ditto.
10171 (insn_must_be_last_in_group): Ditto.
10172 (rs6000_emit_popcount): Ditto.
10173 (rs6000_vector_mode_supported_p): Ditto.
10175 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
10176 Change some of the functions called by macros to being called
10177 through a pointer, so debug functions can be inserted if
10178 -mdebug=addr or -mdebug=cost.
10179 (rs6000_preferred_reload_class_ptr): Ditto.
10180 (rs6000_secondary_reload_class_ptr): Ditto.
10181 (rs6000_secondary_memory_needed_ptr): Ditto.
10182 (rs6000_cannot_change_mode_class_ptr): Ditto.
10183 (rs6000_secondary_reload_inner): Ditto.
10184 (rs6000_legitimize_reload_address): Ditto.
10185 (rs6000_legitimize_reload_address_ptr): Ditto.
10186 (rs6000_mode_dependent_address): Ditto.
10187 (rs6000_mode_dependent_address_ptr): Ditto.
10189 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
10190 function to return true if the mode allows reg + integer
10192 (virtual_stack_registers_memory_p): New function to return true if
10193 the address refers to a virtual stack register.
10194 (rs6000_legitimate_offset_address_p): Move code to say whether a
10195 mode supports reg+int addressing to reg_offset_addressing_ok_p and
10197 (rs6000_legitimate_address_p): Add checks for modes that only can
10198 do reg+reg addressing. Start adding VSX support.
10199 (rs6000_legitimize_reload_address): Ditto.
10200 (rs6000_legitimize_address): Ditto.
10201 (rs6000_debug_legitimate_address_p): New debug functions for
10202 -mdebug=addr and -mdebug=cost.
10203 (rs6000_debug_rtx_costs): Ditto.
10204 (rs6000_debug_address_costs): Ditto.
10205 (rs6000_debug_adjust_cost): Ditto.
10206 (rs6000_debug_legitimize_address): Ditto.
10207 (rs6000_legitimize_reload_address_ptr): Point to call normal
10208 function or debug function. Make functions called via pointer
10210 (rs6000_mode_dependent_address_ptr): Ditto.
10211 (rs6000_secondary_reload_class_ptr): Ditto.
10212 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
10213 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
10214 into a friendlier error.
10215 (rs6000_init_builtins): Add initial VSX support.
10216 (rs6000_adjust_cost): Fix some spacing issues.
10218 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
10219 (REG_CLASS_NAMES): Ditto.
10220 (REG_CLASS_CONTENTS): Ditto.
10221 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
10222 pointer, to add -mdebug=addr support.
10223 (CANNOT_CHANGE_MODE_CLASS): Ditto.
10224 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
10225 -mdebug=addr support.
10226 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
10227 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
10228 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
10230 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
10232 (bswapsi*): Set attribute types for load/store. Add combiner
10233 patterns to eliminate zero extend on 64-bit.
10234 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
10235 stdbrx if the hardware supports those instructions.
10237 2009-06-25 Ian Lance Taylor <iant@google.com>
10239 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
10240 (Link Options): Document -static-libstdc++.
10242 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10245 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
10246 DATA_ALIGNMENT instead.
10248 2009-06-25 Richard Guenther <rguenther@suse.de>
10250 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
10251 indirect references against the callused/escaped solutions.
10252 (call_may_clobber_ref_p_1): Likewise.
10254 2009-06-25 Martin Jambor <mjambor@suse.cz>
10256 PR tree-optimization/40493
10257 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
10258 (enum unscalarized_data_handling): New type.
10259 (handle_unscalarized_data_in_subtree): Return what has been done.
10260 (load_assign_lhs_subreplacements): Handle left flushes differently.
10261 (sra_modify_assign): Use unscalarized_data_handling, simplified
10262 condition determining whether to remove the statement.
10264 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
10266 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
10267 excerpt - @ should be doubled for texinfo.
10269 2009-06-24 Ian Lance Taylor <iant@google.com>
10271 * config/arc/arc.c: Include "df.h".
10272 (arc_attribute_table): Make static. Move higher in file.
10273 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
10274 (output_shift): Initialize n later to avoid warning.
10275 * config/arm/arm.c (arm_attribute_table): Make static. Move
10277 * config/avr/avr.c (avr_attribute_table): Make static. Move
10279 (reg_class_tab): Change array type from int to enum reg_class.
10280 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
10282 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
10283 (lshrhi3_out): Likewise.
10284 (class_likely_spilled_p): Change return type to bool.
10285 (avr_rtx_costs): Use local code variable with enum type.
10286 * config/avr/avr.md (movmemhi): Use add_reg_note.
10287 (andhi3, andsi3): Don't use AS2 with "and".
10288 (iorhi3, iorsi3): Don't use AS2 with "or".
10289 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
10290 * config/crx/crx.c: Include "df.h".
10291 (crx_attribute_table): Make static.
10292 * config/m32r/m32r.c: Include "df.h".
10293 (m32r_attribute_table): Make static. Move higher in file.
10294 (pop): Use add_reg_note.
10295 (block_move_call): Change 0 to LCT_NORMAL in function call.
10296 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
10297 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
10298 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
10299 declare, not just when TREE_CODE is defined.
10300 * config/m68hc11/m68hc11.c: Include "expr.h".
10301 (m68hc11_attribute_table): Make static. Move higher in file.
10302 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
10304 (m68hc11_register_indirect_p): Likewise.
10305 (m68hc11_function_arg_padding): Change return type to enum
10307 (emit_move_after_reload): Use add_reg_note.
10308 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
10309 (m68hc11_split_logical): Likewise.
10310 (m68hc11_rtx_costs): Add local code_and outer_code variables with
10312 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
10313 to VOIDmode in function call.
10314 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
10316 (m68hc11_split_logical): Update declaration.
10317 (m68hc11_function_arg_padding): Update declaration.
10318 * config/mcore/mcore.c (regno_reg_class): Change form array of int
10319 to array of enum reg_class.
10320 (mcore_attribute_table): Make static. Move higher in file.
10321 (mcore_rtx_costs): Add cast to enum type.
10322 * config/mcore/mcore.h (regno_reg_class): Update declaration.
10323 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
10324 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
10326 * config/sh/predicates.md (trapping_target_operand): Rename and to
10328 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
10330 * config/spu/spu.c (spu_attribute_table): Make static. Move
10332 * config/v850/v850.c (v850_attribute_table): Make static. Move
10334 (v850_rtx_costs): Use local code with enum type.
10335 (expand_epilogue): Add cast.
10336 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
10338 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
10341 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
10342 -m2a-single-only and -m2a-nofpu.
10343 * config/sh/sh.opt: Document m2a generates FPU code.
10345 2009-06-24 Anatoly Sokolov <aesok@post.ru>
10347 * defaults.h (CAN_ELIMINATE): Provide default.
10348 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10349 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
10350 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
10351 * config/spu/spu.h (CAN_ELIMINATE): Delete.
10352 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
10353 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
10354 * config/cris/cris.h (CAN_ELIMINATE): Delete.
10355 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
10356 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
10357 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
10359 2009-06-24 DJ Delorie <dj@redhat.com>
10361 * mep-ext-cop.cpu: Fix copyright notice.
10362 * mep-default: Fix copyright notice.
10363 * mep-core: Fix copyright notice.
10364 * mep: Fix copyright notice.
10365 * mep-ivc2: Fix copyright notice.
10366 * mep-c5: Fix copyright notice.
10368 2009-06-24 Denis Chertykov <chertykov@gmail.com>
10370 * doc/contrib.texi (Contributors):
10372 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
10374 PR middle-end/40501
10375 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
10376 src and dst operands if necessary.
10378 2009-06-23 DJ Delorie <dj@redhat.com>
10381 * config.gcc: Add mep support.
10382 * recog.c: Resurrect validate_replace_rtx_subexp().
10383 * recog.h: Likewise.
10384 * config/mep/: Add new port:
10385 * config/mep/constraints.md: New file.
10386 * config/mep/default.h: New file.
10387 * config/mep/intrinsics.h: New file.
10388 * config/mep/intrinsics.md: New file.
10389 * config/mep/ivc2-template.h: New file.
10390 * config/mep/mep-c5.cpu: New file.
10391 * config/mep/mep-core.cpu: New file.
10392 * config/mep/mep-default.cpu: New file.
10393 * config/mep/mep-ext-cop.cpu: New file.
10394 * config/mep/mep-intrin.h: New file.
10395 * config/mep/mep-ivc2.cpu: New file.
10396 * config/mep/mep-lib1.asm: New file.
10397 * config/mep/mep-lib2.c: New file.
10398 * config/mep/mep-pragma.c: New file.
10399 * config/mep/mep-protos.h: New file.
10400 * config/mep/mep-tramp.c: New file.
10401 * config/mep/mep.c: New file.
10402 * config/mep/mep.cpu: New file.
10403 * config/mep/mep.h: New file.
10404 * config/mep/mep.md: New file.
10405 * config/mep/mep.opt: New file.
10406 * config/mep/predicates.md: New file.
10407 * config/mep/t-mep: New file.
10409 2009-06-23 Ian Lance Taylor <iant@google.com>
10411 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
10412 from loose_warn into c_loose_warn and from strict_warn into
10413 c_strict_warn. Set and substitute warn_cxxflags. Check for
10414 --enable-build-with-cxx. Set and substitute
10415 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
10416 * Makefile.in (CXXFLAGS): New variable.
10417 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
10418 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
10419 the default is the same as $(STRICT_WARN).
10420 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
10421 (CXX): New variable.
10422 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
10423 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
10424 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
10425 (HOST_LIBS): New variable.
10426 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
10427 (ALL_CXXFLAGS): New variable.
10428 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
10429 * doc/install.texi (Configuration): Document
10430 --enable-build-with-cxx, --with-stage1-ldflags,
10431 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
10432 * configure: Rebuild.
10434 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10436 * config/arm/arm.c (arm_override_options): Fix braces and formatting
10437 from previous commit.
10439 2009-06-23 Ian Lance Taylor <iant@google.com>
10441 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
10443 2009-06-23 Ian Lance Taylor <iant@google.com>
10445 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
10446 with ATTRIBUTE_UNUSED.
10448 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10449 Pat Haugen <pthaugen@us.ibm.com>
10450 Revital Eres <eres@il.ibm.com>
10452 * config.in (HAVE_AS_POPCNTD): Add default definition.
10453 (HAVE_AS_LWSYNC): Ditto.
10455 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
10457 (gcc_cv_as_powerpc_cmpb): Ditto.
10458 (gcc_cv_as_powerpc_dfp): Ditto.
10459 (gcc_cv_as_powerpc_vsx): Ditto.
10460 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
10461 supporting the popcntd/lwsync instructions.
10462 (gcc_cv_as_powerpc_lwsync): Ditto.
10463 * configure: Regenerate.
10465 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
10466 -mcpu=native and -mcpu=power7.
10467 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
10469 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
10470 a variable instead of a mask to reduce the number of mask bits.
10471 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
10472 (-mbit-word): Ditto.
10473 (-mregnames): Ditto.
10474 * config/rs6000/rs6000.opt (-mupdate): Ditto.
10475 (-mfused-madd): Ditto.
10477 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
10479 (-mvsx): New switch for VSX instructions.
10480 (-misel): Move from a variable to a mask to allow it to be set by
10483 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
10484 function declaration to an array declaration.
10485 (rs6000_hard_regno_nregs): New external array declaration.
10487 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
10488 files included by rs6000.md.
10490 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
10491 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
10493 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
10495 (rs6000_debug_reg): New -mdebug= variables.
10496 (rs6000_debug_addr): Ditto.
10497 (rs6000_debug_cost): Ditto.
10498 (rs6000_pmode): New variable to hold Pmode.
10499 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
10500 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
10501 calculated at compiler start.
10502 (rs6000_hard_regno_nregs): Change function to an array which holds
10503 HARD_REGNO_NREGS calculated at compiler start.
10504 (rs6000_explicit_options): Delete isel field.
10505 (rs6000_vector_unit): New array to hold which vector unit
10506 supports arithmetic options for a given type.
10507 (rs6000_vector_mem): New array to hold which vector unit supports
10508 memory reference operations for a given type.
10509 (rs6000_vector_align): New array to given the alignment of each
10511 (power7_cost): New basic costs for power7.
10512 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
10513 (rs6000_hard_regno_nregs_internal): New function, moved from
10514 HARD_REGNO_NREGS, to calculate the number of registers each hard
10515 register takes for each type.
10516 (rs6000_debug_reg_print): New function for -mdebug=reg support.
10517 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
10518 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
10519 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
10520 unit information here so it is calculated once at compiler startup
10522 (rs6000_override_options): Make -misel a target mask. Add more
10523 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
10524 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
10526 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
10527 (rs6000_handle_option): Move -misel from variable to target mask.
10528 (rs6000_builtin_mask_for_load): Add VSX support.
10529 (rs6000_conditional_register_usage): Ditto.
10530 (USE_ALTIVEC_FOR_ARG_P): Ditto.
10531 (function_arg_boundary): Ditto.
10532 (rs6000_expand_builtin): Ditto.
10533 (def_builtin): Make abort message a little friendlier.
10534 (rs6000_emit_int_cmove): Add support for 64-bit isel.
10536 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
10537 assembler support the popcntd instruction instead of a vsx
10538 instruction to enable power7 support.
10539 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
10540 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
10541 option to the assembler if -mcpu=native.
10542 (ASM_CPU_NATIVE_SPEC): Ditto.
10543 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
10545 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
10546 the lwsync instruction.
10547 (enum processor_type): Add PROCESSOR_POWER7.
10548 (rs6000_debug_reg): New -mdebug= options.
10549 (rs6000_debug_addr): Ditto.
10550 (rs6000_debug_cost): Ditto.
10551 (rs6000_isel): Delete.
10552 (enum rs6000_vector): New enum to say what vector unit we have.
10553 (VECTOR_UNIT_*): New macros to say which vector unit has
10554 arithmetic operations for a given type.
10555 (VECTOR_MEM_*): New macros to say which vector unit has memory
10556 operations for a given type.
10557 (TARGET_LDBRX): Whether the machine supports the ldbrx
10559 (TARGET_ISEL): Delete, -misel moved to be a mask.
10560 (TARGET_ISEL64): New macro for 64-bit isel support.
10561 (UNITS_PER_VSX_WORD): New macro.
10562 (POINTER_SIZE): Move to be an external variable, rather than
10563 calculating whether we are generating 32 ot 64-bit code.
10565 (STACK_BOUNDARY): Add VSX support.
10566 (LOCAL_ALIGNMENT): Ditto.
10567 (SLOW_UNALIGNED_ACCESS): Ditto.
10568 (VSX_REGNO_P): New macro for VSX support.
10569 (VFLOAT_REGNO_P): Ditto.
10570 (VINT_REGNO_P): Ditto.
10571 (VLOGICAL_REGNO_P): Ditto.
10572 (VSX_VECTOR_MODE): Ditto.
10573 (VSX_SCALAR_MODE): Ditto.
10575 (VSX_MOVE_MODE): Ditto.
10576 (VSX_REG_CLASS_P): Ditto.
10577 (HARD_REGNO_NREGS): Instead of calling a function, use an array
10579 (UNITS_PER_SIMD_WORD): Add VSX support.
10580 (MODES_TIEABLE_P): Ditto.
10581 (STARTING_FRAME_OFFSET): Ditto.
10582 (STACK_DYNAMIC_OFFSET): Ditto.
10583 (EPILOGUE_USES): Ditto.
10584 (REGNO_REG_CLASS): Move to array lookup.
10585 (CLASS_MAX_NREGS): Ditto.
10586 (rs6000_vector_reg_class): Add declaration.
10587 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
10588 overlap with the floating point and Altivec registers.
10590 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
10592 * config/rs6000/driver-rs6000.c (asm_names): New static array to
10593 give the appropriate asm switches if -mcpu=native.
10594 (host_detect_local_cpu): Add support for "asm".
10595 (host_detect_local_cpu): Follow GNU code guidelines for name.
10597 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
10598 -mbit-word to a variable instead of being a target mask.
10600 * config/rs6000/sync.md (lwsync): If the assembler supports it,
10601 emit the lwsync instruction instead of emitting the instruction as
10602 an integer constant.
10604 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
10605 fixuns_trundfsi2, move expander into rs6000.md.
10607 * config/rs6000/rs6000.md (cpu): Add power7.
10608 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
10609 (logical predicate patterns): Change the single instruction
10610 primitives that set CR0 to be fast_compare instead of compare.
10612 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
10613 (popcntddi2): Ditto.
10614 (popcount<mode>): Ditto.
10615 (floating multiply/add insns): Name the floating point
10616 multiply/add insns.
10617 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
10618 (isel_unsigned_<mode>): Ditto.
10619 (fixuns_trundfsi2): Move expander here from spe.md.
10620 (smindi3): Define if we have -misel on 64-bit systems.
10625 2009-06-23 Anatoly Sokolov <aesok@post.ru>
10627 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
10629 * config/avr/avr.c (avr_current_device): New variable.
10630 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
10631 (avr_arch, mcu_type_s): Move to avr.h.
10632 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
10633 default_data_section_start fields.
10634 (avr_arch): Moved from avr.c.
10635 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
10636 library_name fields.
10637 (avr_current_device, avr_mcu_types, avr_arch_types,
10638 avr_device_to_arch, avr_device_to_data_start,
10639 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
10640 (EXTRA_SPEC_FUNCTIONS): Define.
10641 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
10642 options mapping. Use device_to_arch and device_to_data_start insted.
10643 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
10644 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
10645 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
10646 * config/avr/driver-avr.c: New file.
10647 * config/avr/avr-devices.c: New file.
10649 2009-06-23 Jakub Jelinek <jakub@redhat.com>
10651 * var-tracking.c (unshare_variable): Force initialized to
10652 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
10653 (set_variable_part): Likewise.
10654 (struct variable_union_info): Remove pos_src field.
10655 (vui_vec, vui_allocated): New variables.
10656 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
10657 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
10658 == 1 use a simpler sorting algorithm. Compute pos field right
10659 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
10660 Avoid quadratic comparison if !flag_var_tracking_uninit.
10661 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
10662 unshare_variable unconditionally.
10663 (dataflow_set_different_2): Removed.
10664 (dataflow_set_different): Don't traverse second hash table.
10665 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
10666 unconditionally to var_reg_set or var_mem_set.
10667 (emit_notes_in_bb): Likewise.
10668 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
10670 (emit_note_insn_var_location): Don't set initialized to
10671 VAR_INIT_STATUS_INITIALIZED early.
10672 (vt_finalize): Free vui_vec if needed, clear vui_vec and
10674 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
10676 * tree-object-size.c (addr_object_size): Instead of checking
10677 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
10678 are no FIELD_DECLs following it.
10680 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
10682 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
10683 order to match bswaps with signed source operands.
10685 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10687 * sdbout.c (sdbout_one_type): Fix braces in switch.
10689 2009-06-23 Richard Guenther <rguenther@suse.de>
10691 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
10693 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
10694 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
10695 var_callused, callused_tree, var_storedanything, storedanything_tree,
10696 var_integer, integer_tree): Remove global variables.
10697 (new_var_info): Do not pass new id, append the new var to the
10698 global variable vector.
10699 (do_ds_constraint): Use is_global_var member of the variable-info.
10700 (new_scalar_tmp_constraint_exp): Adjust.
10701 (create_function_info_for): Likewise.
10702 (create_variable_info_for): Likewise.
10703 (find_what_var_points_to): Remove dead code.
10704 (init_base_vars): Simplify.
10705 (compute_points_to_sets): Adjust.
10707 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10709 * combine.c (try_combine): Dump information about the insns we're
10712 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
10714 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
10715 check when calling force_to_mode on TRUNCATE's operand.
10717 2009-06-22 Ian Lance Taylor <iant@google.com>
10719 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
10721 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10723 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
10725 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10727 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
10728 override library linkage flags such as -static-libgcc or
10731 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10733 * config/m68k/m68k-devices.def: Add line for MCF5221x.
10735 2009-06-22 Ian Lance Taylor <iant@google.com>
10737 * config/linux.opt: Put mglibc ahead of muclibc.
10739 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
10740 for duplicate decls.
10742 2009-06-22 Matthias Klose <doko@ubuntu.com>
10744 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
10746 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
10749 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
10750 instead of NULL if a parser error occurs.
10752 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10754 * dwarf2out.c (dwarf2_debug_hooks): Initialize
10755 non-DWARF2_DEBUGGING_INFO version.
10757 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
10759 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
10760 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
10762 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
10763 (LIBGCC2_TF_CEXT): Define.
10766 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10769 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
10771 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10773 * config/arm/arm.c (arm_override_options): Disable
10774 -mcaller-super-interworking and -mcallee-super-interworking.
10775 * doc/invoke.texi (ARM Options): Document this.
10777 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
10779 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
10780 * config/arm/constraints.md (j): New constraint for movw operands.
10781 (N): Remove thumb2 meaning.
10782 * config/arm/arm.md (*arm_movw): Delete.
10783 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
10784 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
10785 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
10787 2009-06-22 Martin Jambor <mjambor@suse.cz>
10789 PR tree-optimization/40492
10790 * tree-sra.c (sra_modify_assign): Pass zero offsets to
10791 build_ref_for_offset.
10793 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
10795 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
10796 JUMP_TABLE_DATA_P predicates where applicable.
10797 * auto-inc-dec.c: Ditto.
10798 * builtins.c: Ditto.
10799 * caller-save.c: Ditto.
10801 * cfgcleanup.c: Ditto.
10802 * cfglayout.c: Ditto.
10804 * combine.c: Ditto.
10805 * combine-stack-adj.c: Ditto.
10809 * df-scan.c: Ditto.
10811 * dwarf2asm.c: Ditto.
10812 * dwarf2out.c: Ditto.
10813 * emit-rtl.c: Ditto.
10819 * function.c: Ditto.
10822 * genpreds.c: Ditto.
10823 * genrecog.c: Ditto.
10825 * ira-costs.c: Ditto.
10826 * ira-lives.c: Ditto.
10828 * loop-iv.c: Ditto.
10829 * lower-subreg.c: Ditto.
10830 * modulo-sched.c: Ditto.
10832 * postreload.c: Ditto.
10833 * print-rtl.c: Ditto.
10835 * reginfo.c: Ditto.
10836 * regmove.c: Ditto.
10837 * reload1.c: Ditto.
10840 * rtlanal.c: Ditto.
10842 * sched-vis.c: Ditto.
10844 * sel-sched-ir.c: Ditto.
10845 * simplify-rtx.c: Ditto.
10846 * targhooks.c: Ditto.
10847 * var-tracking.c: Ditto.
10848 * vmsdbgout.c: Ditto.
10850 2009-06-22 Matthias Klose <doko@ubuntu.com>
10852 * Makefile.in (install-plugin): Always use DESTDIR.
10854 2009-06-22 Olivier Hainque <hainque@adacore.com>
10856 * config/pa/pa.c (output_call): Don't optimize post call jumps
10857 into return address adjustments if the call may throw.
10859 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10861 * arm.c (thumb1_output_casesi): New function.
10862 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10863 optimizing for size or PIC.
10864 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10865 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10866 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10867 (thumb1_casesi_internal_pic): New expand rule.
10868 (thumb1_casesi_dispatch): New pattern.
10869 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10871 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10872 in the text seciton when PIC or optimizing for size.
10873 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10874 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10875 preservation properties of code.
10876 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10877 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10878 (__gnu_thumb1_case_si): New function.
10879 * t-arm (LIB1ASMSRC): Define here.
10880 (LIB1ASMFUNCS): Add some common functions.
10881 * t-arm-elf (LIB1ASMSRC): Delete.
10882 (LIB1ASMFUNCS): Append to existing set.
10883 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10884 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10885 * t-symbian (LIB1ASMFUNCS): Likewise.
10886 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10887 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10889 2009-06-21 Richard Guenther <rguenther@suse.de>
10891 PR tree-optimization/38729
10892 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10893 to loops with a single exit if -fno-expensive-optimizations.
10895 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10897 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10898 (dataflow_set): Change vars type from htab_t to shared_hash.
10899 (shared_hash_pool, empty_shared_hash): New variables.
10900 (vars_clear): Removed.
10901 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10902 shared_hash_find_slot_unshare, shared_hash_find_slot,
10903 shared_hash_find_slot_noinsert, shared_hash_find): New
10905 (shared_hash_unshare, shared_hash_destroy): New functions.
10906 (unshare_variable): Unshare set->vars if shared, use
10908 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10909 (get_init_value, find_src_set_src, dump_dataflow_set,
10910 clobber_variable_part, emit_notes_for_differences): Use
10912 (dataflow_set_init): Remove second argument, set vars to
10913 empty_shared_hash instead of creating a new htab.
10914 (dataflow_set_clear): Call shared_hash_destroy and set vars
10915 to empty_shared_hash instead of calling vars_clear.
10916 (dataflow_set_copy): Don't call vars_copy, instead just share
10917 the src htab with dst.
10918 (variable_union): Use shared_hash_*, use initially NO_INSERT
10919 lookup if set->vars is shared. Don't keep slot cleared before
10920 calling unshare_variable. Unshare set->vars if needed.
10921 Even ->refcount == 1 vars must be unshared if set->vars is shared
10922 and var needs to be modified.
10923 (variable_canonicalize): New function.
10924 (dataflow_set_union): If dst->vars is empty, just share src->vars
10925 with dst->vars and traverse with variable_canonicalize to canonicalize
10926 and unshare what is needed.
10927 (dataflow_set_different): If old_set and new_set use the same shared
10928 htab, they aren't different. If number of htab elements is different,
10929 htabs are different. Use shared_hash_*.
10930 (dataflow_set_destroy): Call shared_hash_destroy instead of
10932 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10933 second argument to dataflow_set_init.
10934 (vt_initialize): Likewise. Initialize shared_hash_pool and
10935 empty_shared_hash, move bb in/out initialization afterwards.
10936 Use variable_htab_free instead of NULL as changed_variables del hook.
10937 (variable_was_changed): Change type of second argument to pointer to
10938 dataflow_set. When inserting var into changed_variables, bump
10939 refcount. Unshare set->vars if set is shared htab and slot needs to
10941 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10942 lookup if set->vars is shared. Unshare set->vars if needed.
10943 Even ->refcount == 1 vars must be unshared if set->vars is shared
10944 and var needs to be modified. Adjust variable_was_changed caller.
10945 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10946 vars must be unshared if set->vars is shared and var needs to be
10947 modified. Adjust variable_was_changed caller.
10948 (emit_note_insn_var_location): Don't pool_free var.
10949 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10951 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10952 free_alloc_pool on shared_hash_pool.
10954 2009-06-20 Anthony Green <green@moxielogic.com>
10956 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10957 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10959 2009-06-20 Richard Guenther <rguenther@suse.de>
10961 * tree-ssa-structalias.c (find_func_aliases): For memset use
10962 a constraint from NULL if we memset to zero.
10963 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10964 we explicitly handle that do not read from memory.
10965 (call_may_clobber_ref_p_1): Properly handle builtins that may
10968 2009-06-20 Richard Guenther <rguenther@suse.de>
10970 PR tree-optimization/40495
10971 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10972 (new_scalar_tmp_constraint_exp): New function.
10973 (process_constraint): Do not create temporary decls.
10974 (process_all_all_constraints): Likewise.
10975 (handle_const_call): Likewise.
10976 (create_function_info_for): Do not set decl.
10978 2009-06-19 Ian Lance Taylor <iant@google.com>
10980 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10981 (rs6000_attribute_table): Make static; move before use.
10983 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10985 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10986 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10987 Propagate the TREE_READONLY flag without overwriting it.
10988 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10989 Propagate the TREE_READONLY flag onto the result.
10990 (process_call_operands): Move around. Use correct constant value.
10992 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10995 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10996 * config/arm/arm.md: Likewise.
10998 2009-06-19 Ian Lance Taylor <iant@google.com>
11000 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
11001 to GIMPLE_ERROR_MARK.
11003 * c-typeck.c (build_conditional_expr): Add op1_original_type and
11004 op2_original_type parameters. Warn about using different enum types.
11005 * c-parser.c (c_parser_conditional_expression): Pass original
11006 types to build_conditional_expr.
11007 * c-tree.h (build_conditional_expr): Update declaration.
11009 2009-06-19 Ian Lance Taylor <iant@google.com>
11011 * config/i386/i386.c (ix86_function_specific_save): Test that
11012 fields match values, rather than testing the values are in a
11015 2009-06-19 Richard Guenther <rguenther@suse.de>
11017 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
11018 ADDR_EXPR pointers.
11019 (ptr_derefs_may_alias_p): Likewise.
11020 (ptr_deref_may_alias_ref_p_1): New function.
11021 (ptr_deref_may_alias_ref_p): Likewise.
11022 (ref_maybe_used_by_call_p_1): Handle builtins that are not
11023 covered by looking at the ESCAPED solution.
11024 (call_may_clobber_ref_p_1): Likewise.
11025 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
11026 Handle NULL_TREE offset. Do not produce redundant constraints.
11027 (process_all_all_constraints): New helper function.
11028 (do_structure_copy): Use it.
11029 (handle_lhs_call): Likewise.
11030 (find_func_aliases): Handle some builtins with pointer arguments
11031 and/or return values explicitly.
11033 2009-06-19 Ian Lance Taylor <iant@google.com>
11035 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
11037 2009-06-19 Ian Lance Taylor <iant@google.com>
11039 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
11041 2009-06-19 Ian Lance Taylor <iant@google.com>
11043 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
11044 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
11047 * c-decl.c (finish_decl): If -Wc++-compat, warn about
11048 uninitialized const.
11050 2009-06-19 Ian Lance Taylor <iant@google.com>
11052 * dse.c (struct store_info): Rename bitmap field to bmap. Change
11055 * c-decl.c (in_struct, struct_types): Remove.
11056 (struct c_binding): Add in_struct field.
11057 (c_binding_ptr): Define type, along with VEC.
11058 (struct c_struct_parse_info): Define.
11059 (struct_parse_info): New static variable.
11060 (bind): Initialize in_struct field.
11061 (start_struct): Remove enclosing_in_struct and
11062 enclosing_struct_types parameters. Add
11063 enclosing_struct_parse_info parameter. Change all callers. Set
11064 struct_parse_info rather than in_struct and struct_types.
11065 (grokfield): If -Wc++-compat and there is a symbol binding for the
11066 field name, set the in_struct flag and push it on the
11067 struct_parse_info->fields vector.
11068 (warn_cxx_compat_finish_struct): New static function.
11069 (finish_struct): Remove enclosing_in_struct and
11070 enclosing_struct_types parameters. Add
11071 enclosing_struct_parse_info parameter. Change all callers. Don't
11072 set C_TYPE_DEFINED_IN_STRUCT here. Call
11073 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
11074 parameter. Only push on struct_types if warn_cxx_compat.
11075 (finish_enum): Only push on struct_types if warn_cxx_compat.
11076 (declspecs_add_type): Add loc parameter. Change all callers.
11077 Change all error calls to error_at. Pass loc, not input_location,
11078 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
11079 defined in a struct. If -Wc++-compat and parsing a struct, record
11080 that a typedef name was used.
11081 * c-parser.c (c_parser_declspecs): Get location to pass to
11082 declspecs_add_type.
11083 (c_parser_struct_or_union_specifier): Update calls to start_struct
11085 * c-tree.h (struct c_struct_parse_info): Declare.
11086 (finish_struct, start_struct): Update declarations.
11087 (declspecs_add_type): Update declaration.
11089 2009-06-19 Ian Lance Taylor <iant@google.com>
11091 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
11092 variable with an anonymous type.
11094 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11096 * see.c: Remove for real.
11098 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
11100 * optabs.h (enum optab_index): Add new OTI_significand.
11101 (significand_optab): Define corresponding macro.
11102 * optabs.c (init_optabs): Initialize significand_optab.
11103 * genopinit.c (optabs): Implement significand_optab using
11104 significand?f2 patterns.
11105 * builtins.c (expand_builtin_mathfn): Handle
11106 BUILT_IN_SIGNIFICAND{,F,L}.
11107 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
11108 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
11110 * config/i386/i386.md (significandxf2, significand<mode>2): New
11111 expanders to implement significandf, significand and significandl
11112 built-ins as inline x87 intrinsics.
11114 2009-06-18 Anatoly Sokolov <aesok@post.ru>
11116 * config/avr/avr.c (avr_override_options): Remove setting value of
11117 PARAM_INLINE_CALL_COST.
11119 2009-06-18 Richard Henderson <rth@redhat.com>
11122 * tree-pass.h (TDF_ASMNAME): New.
11123 * tree-dump.c (dump_options): Add asmname.
11124 * doc/invoke.texi: Document it.
11126 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
11127 (dump_decl_name): ...here.
11128 (dump_function_name): New flags arg; mind TDF_ASMNAME.
11129 (dump_generic_node): Update dump_function_name calls.
11130 (print_call_name): New flags arg; update all dump calls.
11131 * diagnostic.h (print_call_name): Update.
11132 * gimple-pretty-print.c (dump_gimple_call): Update.
11134 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
11137 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
11139 2009-06-18 Diego Novillo <dnovillo@google.com>
11141 * doc/plugins.texi: Document plugin_is_GPL_compatible.
11142 * plugin.c (str_license): Declare.
11143 (try_init_one_plugin): Assert that the symbol
11144 'plugin_is_GPL_compatible' exists.
11146 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
11149 * Makefile.in (OBJS-common): Remove see.o.
11151 * common.opt (fsee): Mark as preserved for backward compatibility.
11152 * opts.c (common_handle_option): Add OPT_fsee to the backward
11153 compatibility section.
11154 * passes.c (init_optimization_passes, pass_see): Remove pass.
11155 * timevar.def (TV_SEE): Remove.
11156 * tree-pass.h (pass_see): Remove declaration.
11157 * doc/invoke.texi (-fsee): Remove documentation.
11159 2009-06-18 Martin Jambor <mjambor@suse.cz>
11161 * tree-sra.c: Include statistics.h
11162 (sra_stats): New variable.
11163 (sra_initialize): Clear sra_stats.
11164 (create_access_replacement): Increment sra_stats.replacements.
11165 (get_access_replacement): Do not return twice.
11166 (analyze_all_variable_accesses): Increment statistics counter by the
11167 number of scalarized aggregates.
11168 (generate_subtree_copies): Increment sra_stats.subtree_copies.
11169 (sra_modify_expr): Increment sra_stats.exprs.
11170 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
11171 (sra_modify_assign): Increment sra_stats.exprs,
11172 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
11173 (perform_intra_sra): Update statistics counters.
11174 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
11176 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11178 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
11179 (arm_scalar_mode_supported_p): New function.
11181 2009-06-18 Paul Brook <paul@codesourcery.com>
11182 Sandra Loosemore <sandra@codesourcery.com>
11184 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
11185 (__extendhfsf2, __truncsfhf2): Define.
11186 * config/arm/fp16.c: New file.
11187 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11188 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
11190 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
11192 * doc/extend.texi (Half-Precision): New section.
11193 * doc/invoke.texi (Option Summary): List -mfp16-format.
11194 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
11195 * config/arm/arm.opt (mfp16-format=): New.
11196 * config/arm/arm.c: Include intl.h.
11197 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
11198 (TARGET_INVALID_RETURN_TYPE): Redefine.
11199 (TARGET_PROMOTED_TYPE): Redefine.
11200 (TARGET_CONVERT_TO_TYPE): Redefine.
11201 (arm_fp16_format): Define.
11202 (all_fpus): Add entry for neon-fp16.
11203 (fp_model_for_fpu): Likewise.
11204 (struct fp16_format): Declare.
11205 (all_fp16_formats): Define.
11206 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
11208 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
11210 (arm_legitimate_index_p): Treat HFmode like HImode.
11211 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
11212 (coproc_secondary_reload_class): Special-case HFmode.
11213 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
11214 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
11215 (arm_init_fp16_builtins): New.
11216 (arm_init_builtins): Call it.
11217 (arm_invalid_parameter_type): New.
11218 (arm_invalid_return_type): New.
11219 (arm_promoted_type): New.
11220 (arm_convert_to_type).
11221 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
11223 (arm_emit_fp16_const): New function.
11224 (arm_mangle_type): Mangle __fp16 as "Dh".
11225 * config/arm/arm.h (TARGET_VFPD32): Make it know about
11227 (TARGET_NEON_FP16): New.
11228 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
11229 (enum fputype): Add FPUTYPE_NEON_FP16.
11230 (enum arm_fp16_format_type): Declare.
11231 (arm_fp16_format): Declare.
11232 (LARGEST_EXPONENT_IS_NORMAL): Define.
11233 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
11234 * config/arm/arm-modes.def (HFmode): Define.
11235 * config/arm/vfp.md: (*movhf_vfp): New.
11236 (extendhfsf2): New.
11238 * config/arm/arm.md: (fpu): Add neon_fp16.
11239 (floatsihf2, floatdihf2): New.
11240 (fix_trunchfsi2, fix_trunchfdi2): New.
11242 (extendhfdf2): New.
11244 (*arm32_movhf): New.
11245 (*thumb1_movhf): New.
11246 (consttable_2): Add check for HFmode constants.
11247 (consttable_4): Handle HFmode constants.
11249 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
11251 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
11253 2009-06-17 Olivier Hainque <hainque@adacore.com>
11255 * collect2.c (main): Use CONST_CAST2 to perform char ** to
11256 const char ** conversion in AIX specific section.
11258 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
11260 * config/i386/i386.c (ix86_special_builtin_type): Remove
11261 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
11262 (bdesc_special_args): Updated.
11263 (ix86_init_mmx_sse_builtins): Likewise.
11264 (ix86_expand_special_args_builtin): Likewise.
11266 2009-06-17 Richard Henderson <rth@redhat.com>
11268 * tree-pretty-print.c (maybe_dump_asm_name): New.
11269 (dump_decl_name): Use it.
11270 (PRINT_FUNCTION_NAME): Merge into...
11271 (dump_function_name): ... here. Use maybe_dump_asm_name.
11273 2009-06-17 Cary Coutant <ccoutant@google.com>
11275 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
11277 * debug.c (struct gcc_debug_hooks): Change placeholder for
11279 (debug_nothing_int_charstar_int): Replaced by...
11280 (debug_nothing_int_charstar_int_bool): ...this.
11281 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
11282 source_line prototype.
11283 (debug_nothing_int_charstar_int): Replaced by...
11284 (debug_nothing_int_charstar_int_bool): ...this.
11285 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
11286 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
11287 Output is_stmt operand when necessary.
11288 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
11289 (notice_source_line): Add is_stmt parameter.
11290 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
11291 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
11293 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
11294 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
11296 2009-06-17 Ian Lance Taylor <iant@google.com>
11298 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
11300 (struct store_by_pieces_d): Rename from store_by_pieces. Change
11303 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
11305 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
11306 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
11307 tree_strip_sign_nop_conversions and
11308 tree_ssa_strip_useless_type_conversions rather than stripping
11309 the operations here.
11310 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
11312 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
11313 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
11314 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
11315 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
11318 2009-06-17 Michael Eager <eager@eagercon.com>
11320 * config/rs6000/constraints.md (register_constraint "d"): New.
11321 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
11322 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11323 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
11324 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
11325 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
11326 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
11327 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
11328 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
11329 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
11330 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
11332 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
11333 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
11334 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
11335 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
11336 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
11337 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
11338 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
11339 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
11340 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
11341 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
11342 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
11343 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
11344 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
11345 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
11347 2009-06-16 Ian Lance Taylor <iant@google.com>
11349 * profile.c (total_num_never_executed): Don't define.
11350 (compute_branch_probabilities): Don't count or print
11351 num_never_executed.
11352 (init_branch_prob): Don't set total_num_never_executed.
11353 (end_branch_prob): Don't print total_num_never_executed.
11355 2009-06-17 David Daney <ddaney@caviumnetworks.com>
11357 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
11359 2009-06-17 David Edelsohn <edelsohn@gnu.org>
11361 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
11362 (nabstd2_fpr): Same.
11364 2009-06-17 Steve Ellcey <sje@cup.hp.com>
11366 * expr.c (expand_assignment): Change complex type check.
11368 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
11370 * doc/plugins.texi (Building GCC plugins): Added new section.
11372 2009-06-17 Ian Lance Taylor <iant@google.com>
11374 * c-pch.c (get_ident): Don't set size of templ array.
11375 (pch_init): Don't set size of partial_pch array.
11377 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
11378 string constant to intialize an array whose size is the length of
11381 2009-06-17 Richard Guenther <rguenther@suse.de>
11383 PR tree-optimization/40389
11384 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
11385 to addressable types.
11386 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
11388 2009-06-17 Richard Guenther <rguenther@suse.de>
11390 PR middle-end/40460
11391 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
11392 if there is no evolution of left in the loop bail out.
11393 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
11394 chrec_fold_multiply.
11396 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
11397 Janis Johnson <janis187@us.ibm.com>
11400 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
11401 for the symbol ref of a constant that is the source of a move
11402 - nor for any other not-obvious-label-ref constants.
11404 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
11406 * plugin.c (position_pass): Skip newly inserted pass during list
11407 traversal to avoid repeated insertion.
11409 2009-06-16 Ian Lance Taylor <iant@google.com>
11411 * vec.h (VEC_stack_alloc): Define different version if
11412 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
11413 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
11414 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
11415 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11417 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
11419 * config.gcc (extra_headers): Add ia32intrin.h for x86.
11421 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
11422 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
11423 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
11424 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
11425 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
11426 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11427 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11428 (bdesc_special_args): Add __builtin_ia32_rdtsc and
11429 __builtin_ia32_rdtscp.
11430 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
11431 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
11432 and __builtin_ia32_rorhi.
11433 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
11434 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
11435 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
11436 (ix86_expand_args_builtin): Likewise.
11437 (ix86_expand_special_args_builtin): Likewise.
11439 * config/i386/i386.md (UNSPECV_RDTSCP): New.
11440 (UNSPECV_RDTSC): Likewise.
11441 (UNSPECV_RDPMC): Likewise.
11442 (*bsr): Renamed to ...
11444 (*bsr_rex64): Renamed to ...
11447 (*rdpmc): Likewise.
11448 (*rdpmc_rex64): Likewise.
11450 (*rdtsc): Likewise.
11451 (*rdtsc_rex64): Likewise.
11452 (rdtscp): Likewise.
11453 (*rdtscp): Likewise.
11454 (*rdtscp_rex64): Likewise.
11456 * config/i386/ia32intrin.h: New.
11458 * config/i386/x86intrin.h: Include <ia32intrin.h>.
11460 2009-06-16 Ian Lance Taylor <iant@google.com>
11462 * ira-build.c (copy_info_to_removed_store_destinations):
11463 Initialize parent_a.
11465 2009-06-16 Ian Lance Taylor <iant@google.com>
11467 * c-decl.c (grokdeclarator): Change size_varies to bool.
11469 2009-06-16 Ian Lance Taylor <iant@google.com>
11471 * sel-sched.c: Make forward declarations of move_op_hooks and
11472 fur_hooks explicitly extern.
11474 2009-06-16 Ian Lance Taylor <iant@google.com>
11476 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
11477 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
11479 2009-06-16 Ian Lance Taylor <iant@google.com>
11481 * resource.c (mark_referenced_resources): Change
11482 include_delayed_effects parameter to bool. Change all callers.
11483 (mark_end_of_function_resources): Likewise.
11484 * reorg.c (insn_references_resource_p): Likewise.
11485 (insn_sets_resource_p): Likewise.
11486 * resource.h (mark_referenced_resources): Update declaration.
11487 (mark_end_of_function_resources): Update declaration.
11489 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11491 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
11493 2009-06-16 David Edelsohn <edelsohn@gnu.org>
11495 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
11496 GCC can bootstrap on AIX with GNU Binutils 2.20.
11498 2009-06-16 Ian Lance Taylor <iant@google.com>
11500 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
11502 2009-06-16 Ian Lance Taylor <iant@google.com>
11504 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
11505 inline, not extern inline.
11506 (exact_log2): Likewise.
11507 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
11509 (exact_log2): Likewise, but don't test CTZ_HWI.
11511 2009-06-16 Ian Lance Taylor <iant@google.com>
11513 * bitmap.c (bitmap_clear): Don't declare as inline.
11514 * gimple.c (gimplify_assign): Likewise.
11515 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
11516 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
11517 (sched_scan_info): Remove duplicate definition.
11519 2009-06-16 Ian Lance Taylor <iant@google.com>
11521 * c-common.c (skip_evaluation): Don't define.
11522 (c_inhibit_evaluation_warnings): Define global variable.
11523 (overflow_warning): Check c_inhibit_evaluation_warnings rather
11524 than skip_evaluation.
11525 (convert_and_check, warn_for_div_by_zero): Likewise.
11526 * c-common.h (skip_evaluation): Don't declare.
11527 (c_inhibit_evaluation_warnings): Declare.
11528 * c-parser.c (c_parser_typeof_specifier): Set
11529 c_inhibit_evaluation_warnings rather than skip_evaluation.
11530 (c_parser_conditional_expression): Likewise.
11531 (c_parser_binary_expression): Likewise.
11532 (c_parser_sizeof_expression): Likewise.
11533 (c_parser_alignof_expression): Likewise.
11534 * c-typeck.c (build_indirect_ref): Check
11535 c_inhibit_evaluation_warnings rather than skip_evaluation.
11536 (build_conditional_expr, build_binary_op): Likewise.
11538 2009-06-16 Richard Guenther <rguenther@suse.de>
11540 * tree-ssa-alias.c (is_escape_site): Remove.
11541 * tree-ssa-alias.h (enum escape_type): Remove.
11542 (is_escape_site): Likewise.
11543 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
11544 via casts and asms without deferring to is_escape_site.
11546 2009-06-16 Jakub Jelinek <jakub@redhat.com>
11548 PR middle-end/40446
11549 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
11550 use gen_lowpart if op0 has complex mode.
11552 2009-06-16 Richard Guenther <rguenther@suse.de>
11554 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
11555 variables add them to ESCAPED.
11556 (find_func_aliases): Do not make all indirectly stored values escaped.
11558 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
11560 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
11561 make_decl_one_only.
11563 2009-06-16 Martin Jambor <mjambor@suse.cz>
11565 PR tree-optimization/40432
11566 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
11567 check whether we need to force gimple register operand.
11569 2009-06-16 Martin Jambor <mjambor@suse.cz>
11571 PR tree-optimization/40413
11572 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
11573 build_ref_for_offset.
11574 (propagate_subacesses_accross_link): Fix a typo in a comment.
11576 2009-06-16 Ira Rosen <irar@il.ibm.com>
11578 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11579 with additional parameter.
11580 * tree-vectorizer.h (enum vect_def_type): Add new value
11582 (enum vect_relevant): Add comments.
11583 (vect_is_simple_reduction): Add new argument.
11584 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
11585 Detect nested cycles.
11586 (vect_is_simple_reduction): Update documentation, add an argument to
11587 distinguish inner-loop reduction from nested cycle, detect nested
11588 cycles, fix printings and indentation, don't swap operands in case
11590 (get_initial_def_for_reduction): Handle subtraction.
11591 (vect_create_epilog_for_reduction): Add new argument to specify
11592 reduction variable.
11593 (vect_finalize_reduction): Handle subtraction, fix comments.
11594 (vectorizable_reduction): Handle nested cycles. In case of nested
11595 cycle keep track of the reduction variable position. Call
11596 vect_is_simple_reduction with additional parameter. Use original
11597 statement code in reduction epilogue for nested cycle. Call
11598 vect_create_epilog_for_reduction with additional parameter.
11599 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
11600 inner-loop vectorization.
11601 (vect_recog_widen_sum_pattern): Likewise.
11602 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
11604 (vect_mark_stmts_to_be_vectorized): Likewise.
11605 (vect_get_vec_def_for_operand): Handle nested cycles.
11607 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11609 * doc/invoke.texi (Debugging Options): Fix option index entries
11610 for -fdump-statistics, -frandom-seed add entries for
11611 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
11612 (FRV Options): Fix entries for -mTLS, -mtls.
11613 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
11614 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
11615 (M68hc1x Options): Fix @itemx for -mnominmax.
11616 (MCore Options): Fix entry for -mno-lsim.
11617 (MMIX Options): Fix entry for -mabi=mmixware.
11618 (PDP-11 Options): Fix entry for -mbcopy-builtin.
11620 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
11622 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
11623 Mention the plugin mode of gengtype.
11624 * doc/gty.texi (Source Files Containing Type Information): Likewise.
11625 * gengtype.c: Updated copyright.
11626 (plugin_files, nb_plugin_files) Added new static variables.
11627 (measure_input_list) Care about plugin_files.
11628 (write_rtx_next): Added early return in plugin mode.
11629 (create_file): Updated copyright year in generated file. Added
11631 (oprintf): Added early return if NULL outf.
11632 (get_output_file_with_visibility): Care of plugin_files.
11633 (get_output_file_name): May return null.
11634 (write_local): Added early return.
11635 (put_mangled_filename): Ditto.
11636 (finish_root_table): Added check for base_files.
11637 (write_roots): Care about null when plugins.
11638 (main): Added plugin mode.
11640 2009-06-15 Ian Lance Taylor <iant@google.com>
11642 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
11643 * gcov.c (read_count_file): Add braces around variables declared
11646 * c.opt (Wjump-misses-init): New warning.
11647 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
11648 -Wall and -Wc++-compat if not already set.
11649 (c_common_post_options): Clear warn_jump_misses_init if it was not
11651 * c-decl.c (struct c_binding): Change type field to a union with
11652 new label field. Make it the first field in the struct. Update
11653 references to type to use u.type instead.
11654 (struct c_spot_bindings): Define.
11655 (struct c_goto_bindings): Define.
11656 (c_goto_bindings_p): Define, along with VECs.
11657 (struct c_label_vars): Define.
11658 (struct c_scope): Add has_label_bindings field.
11659 (bind_label, set_spot_bindings): New static functions.
11660 (decl_jump_unsafe, update_spot_bindings): New static functions.
11661 (update_label_decls): New static function.
11662 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
11663 Update binding u.label field to shadowed field.
11664 (c_binding_start_stmt_expr): New function.
11665 (c_binding_end_stmt_expr): New function.
11666 (pushdecl): Don't call c_begin_vm_scope.
11667 (make_label): Add defining and p_label_vars parameters. Change
11669 (lookup_label): Correct test for whether a label has not yet been
11670 defined. Call bind_label rather than bind.
11671 (warn_about_goto): New static function.
11672 (lookup_label_for_goto): New function.
11673 (declare_label): Call bind_label rather than bind.
11674 (check_earlier_gotos): New static function.
11675 (define_label): Don't give errors about jumping into statement
11676 expressions or scopes of variably modified types. Call
11677 set_spot_bindings and check_earlier_gotos. Call bind_label
11678 instead of bind. Don't set label_context_stack_se or
11679 label_context_stack_vm.
11680 (c_get_switch_bindings): New function.
11681 (c_release_switch_bindings): New function.
11682 (c_check_switch_jump_warnings): New function.
11683 (start_function): Don't set label_context_stack_se or
11684 label_context_stack_vm.
11685 (finish_function): Likewise.
11686 * c-typeck.c (label_context_stack_se): Don't define.
11687 (label_context_stack_vm): Don't define.
11688 (c_finish_goto_label): Call lookup_label_for_goto rather than
11689 lookup_label. Don't give errors about jumping into a statement
11690 expression or the scope of a variably modified type. Don't set
11691 label_context_stack_se or label_context_stack_vm.
11692 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
11693 fields. Add bindings field.
11694 (c_start_case): Don't set deleted fields. Set bindings field.
11695 (do_case): Rework order of tests. Don't check blocked_stmt_expr
11696 or blocked_vm. Call c_check_switch_jump_warnings.
11697 (c_finish_case): Don't test blocked_stmt_expr field. Call
11698 c_release_switch_bindings.
11699 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
11700 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11701 set label_context_stack_se. Call c_bindings_start_stmt_expr.
11702 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
11703 c_switch_stack. Don't walk label_context_stack_se labels. Don't
11704 set label_context_stack_se. Call c_bindings_end_stmt_expr.
11705 (c_begin_vm_scope, c_end_vm_scope): Don't define.
11706 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
11707 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
11708 (C_DECL_UNJUMPABLE_VM): Don't define.
11709 (C_DECL_UNDEFINABLE_VM): Don't define.
11710 (struct c_label_list): Don't define.
11711 (struct c_label_context_se): Don't define.
11712 (struct c_label_context_vm): Don't define.
11713 (struct c_spot_bindings): Declare.
11714 (c_bindings_start_stmt_expr): Declare.
11715 (c_bindings_end_stmt_expr): Declare.
11716 (lookup_label_for_goto): Declare.
11717 (c_get_switch_bindings, c_release_switch_bindings): Declare.
11718 (c_check_switch_jump_warnings): Declare.
11719 (label_context_stack_se, label_context_stack_vm): Don't declare.
11720 (c_finish_goto_label): Update declaration.
11721 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
11722 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
11723 (Warning Options): Document -Wjump-misses-init.
11725 2009-06-15 Jakub Jelinek <jakub@redhat.com>
11727 * tree-object-size.c (addr_object_size): Fix a pasto in the last
11730 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11732 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
11734 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11736 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
11738 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
11740 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
11742 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
11744 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
11745 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
11746 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
11747 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
11748 * dwarf2asm.c (dw2_force_const_mem): Update call to
11749 make_decl_one_only.
11750 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
11751 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
11752 * langhooks.c (lhd_comdat_group): Remove.
11753 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
11754 * tree.h (DECL_COMDAT_GROUP): New.
11755 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
11756 (tree_decl_with_vis): Add comdat_group. Remove one_only.
11757 (make_decl_one_only): Change signature.
11758 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
11759 make_decl_one_only.
11760 (make_decl_one_only): Change signature.
11761 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
11763 2009-06-15 Richard Guenther <rguenther@suse.de>
11765 PR middle-end/40439
11766 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
11768 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11770 * tree-ssa-math-opts.c: Remove extra divide.
11772 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11774 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
11776 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11778 * passes.c: Add bswap pass.
11779 * tree-pass.h: Add pass_optimize_bswap declaration.
11780 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
11781 Include rtl.h, expr.h and optabs.h for optab_handler check.
11782 (struct symbolic_number, pass_optimize_bswap): New definition.
11783 (do_shift_rotate, verify_symbolic_number_p): New functions.
11784 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
11785 (gate_optimize_bswap): New function.
11786 * tree.c (widest_int_cst_value): New function.
11787 * tree.h (widest_int_cst_value): Prototype added.
11789 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
11791 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
11792 REG_EQUAL/REG_EQUIV notes.
11794 2009-06-14 Richard Guenther <rguenther@suse.de>
11796 PR middle-end/40389
11797 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
11798 has its address taken if NRV was applied and it is addressable.
11799 * tree-ssa-structalias.c (get_constraint_for_address_of): New
11800 function split out from ...
11801 (get_constraint_for_1): ... here.
11802 (handle_rhs_call): Use it to mark the return slot escaped if
11803 it is addressable and NRV was applied.
11805 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11807 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
11808 Change first argument type to location_t.
11809 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
11810 Do not set input_location.
11811 Use loc instead of input_location throughout.
11813 2009-06-13 Richard Guenther <rguenther@suse.de>
11815 PR tree-optimization/40421
11816 * tree-predcom.c (should_unroll_loop_p): Remove.
11817 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
11819 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
11821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11822 Add location argument.
11824 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11826 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11828 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11829 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11830 * config/spu/spu-protos.h: Add location to
11831 spu_resolve_overloaded_builtin.
11832 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11833 spu_build_builtin_va_list.
11834 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11835 argument. Pass location to build_function_call_vec.
11836 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11838 (emit_fpu_switch): Same.
11839 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11840 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11841 to build_decl and create_artificial_label.
11842 (xtensa_gimplify_va_arg_expr): Same.
11843 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11844 (xstormy16_gimplify_va_arg_expr): Same.
11845 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11846 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11847 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11848 (mips16_build_function_stub): Same.
11849 (mips16_build_call_stub): Same.
11851 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11854 * arm/constraints.md (Pa, Pb): New constraints.
11855 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11856 split pattern to deal with them.
11858 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11860 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11861 fix index entry for -Xpreprocessor.
11863 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11866 Add location argument to build_decl call.
11867 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11868 (rs6000_init_builtins): Same.
11869 (spe_init_builtins): Same.
11870 (rs6000_gimplify_va_arg): Add location argument to
11871 create_artificial_label call.
11873 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11875 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11876 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11877 * Makefile.in: Fix GGC dependency for gcse.o.
11879 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11881 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11882 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11883 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11885 * c-parser.c (c_parser_binary_expression): Use current column while
11886 building binary operations.
11887 * common.opt (fshow-column): Enable by default.
11888 * tree-vrp.c (check_array_ref): Use warning_at.
11889 (check_array_bounds): Use location from call back if expr has no
11891 * tree.h: Add location argument to maybe_fold_*.
11892 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11893 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11894 (maybe_fold_offset_to_component_ref): Same.
11895 (maybe_fold_offset_to_reference): Same.
11896 (maybe_fold_offset_to_address): Same.
11897 (maybe_fold_stmt_indirect): Same.
11898 (maybe_fold_stmt_addition): Same.
11899 (fold_stmt_r): Pass location to maybe_fold_*.
11900 (fold_gimple_assign): Same.
11901 * c-tree.h: Add location argument to finish_decl,
11902 default_function_array_conversion, store_init_value.
11903 * c-decl.c (define_label): Use error_at.
11904 (c_make_fname_decl): Pass location to finish_decl.
11905 (finish_decl): New location argument.
11906 (build_compound_literal): Pass location to store_init_value.
11907 (grokdeclarator): Pass location to finish_decl.
11909 * c-typeck.c (array_to_pointer_conversion): New location argument.
11910 (function_to_pointer_conversion): Same.
11911 (default_function_array_conversion): Same.
11912 (parser_build_unary_op): Pass location to overflow_warning.
11913 (parser_build_binary_op): Same. Use warning_at.
11914 (build_unary_op): Pass location to array_to_pointer_conversion.
11915 (build_c_cast): Pass location to digest_init.
11916 (build_modify_expr): New location argument.
11917 (convert_for_assignment): Same.
11918 (store_init_value): Same.
11919 (digest_init): Same.
11920 (output_init_element): Pass location to digest_init and
11921 array_to_pointer_conversion.
11922 (c_finish_return): Pass location to convert_for_assignment.
11923 * gimplify.c (gimplify_conversion): Pass location to
11924 maybe_fold_offset_to_address.
11925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11926 to maybe_fold_stmt_addition.
11927 * c-omp.c (c_finish_omp_atomic): Pass new location to
11929 (c_finish_omp_for): Same.
11930 * c-common.c (overflow_warning): New argument.
11931 * c-common.h: New argument to build_modify_expr, overflow_warning.
11932 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11934 (c_parser_initializer): Pass location to
11935 default_function_array_conversion.
11936 (c_parser_initelt): Same.
11937 (c_parser_initval): Same.
11938 (c_parser_asm_operands): Same.
11939 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11940 (c_parser_conditional_expression): Same.
11941 (c_parser_binary_expression): Add location info to stack. Use it.
11942 (c_parser_unary_expression): Pass location to
11943 default_function_array_conversion, parser_build_unary_op,
11944 build_indirect_ref, c_parser_postfix_expression_after_primary.
11945 (c_parser_postfix_expression_after_primary): New location argument.
11947 (c_parser_expression_conv): Pass location to
11948 default_function_array_conversion.
11949 (c_parser_expr_list): Same.
11950 (c_parser_omp_atomic): Same.
11951 (c_parser_omp_for_loop): Same.
11952 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11953 (build_array_declarator): New argument.
11954 * c-decl.c (build_array_declarator): Add location argument.
11955 (grokdeclarator): Set id_loc for cdk_array.
11956 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11957 build_array_declarator.
11958 * tree.c (build_omp_clause): Add location argument.
11959 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11960 (OMP_CLAUSE_LOCATION): New macro.
11961 (struct tree_omp_clause): Add location field.
11962 (build_omp_clause): Add argument.
11963 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11964 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11966 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11967 (cp_parser_omp_clause_collapse): Same.
11968 (cp_parser_omp_clause_default): Same.
11969 (cp_parser_omp_clause_if): Same.
11970 (cp_parser_omp_clause_nowait): Same.
11971 (cp_parser_omp_clause_num_threads): Same.
11972 (cp_parser_omp_clause_ordered): Same.
11973 (cp_parser_omp_clause_schedule): Same.
11974 (cp_parser_omp_clause_untied): Same.
11975 (cp_parser_omp_for_loop): Same.
11976 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11977 * c-tree.h (c_start_case): Add location argument.
11978 (c_process_expr_stmt): Same.
11979 (c_finish_goto_*): Same.
11980 * tree-parloops.c (initialize_reductions): Pass location to
11982 (create_parallel_loop): Same.
11983 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11984 (gfc_trans_omp_reduction_list): Same.
11985 (gfc_trans_omp_clauses): Same.
11986 (gfc_trans_omp_do): Same.
11987 * c-typeck.c (c_finish_goto_label): Same.
11988 (c_finish_goto_ptr): New location argument.
11989 (c_start_case): Same.
11990 (emit_side_effect_warnings): Same.
11991 (c_process_expr_stmt): Same.
11992 (c_finish_stmt_expr): Same.
11993 (c_finish_omp_clauses): Use error_at instead of error.
11994 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11996 * c-omp.c (c_split_parallel_clauses): New location argument.
11997 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11998 to build_omp_clause.
11999 (convert_local_reference_stmt): Same.
12000 (convert_gimple_call): Same.
12001 * c-common.h (c_split_parallel_clauses): New argument.
12002 * c-parser.c (c_parser_statement_after_labels): Pass location to
12003 c_finish_goto_label.
12004 (c_parser_switch_statement): Pass location to c_start_case.
12005 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
12006 and c_process_expr_stmt.
12007 (c_parser_omp_variable_list): Add location argument.
12008 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
12009 (c_parser_omp_clause_default): Same.
12010 (c_parser_omp_clause_if): Same.
12011 (c_parser_omp_clause_num_threads): Same.
12012 (-c_parser_omp_clause_ordered): Same.
12013 (c_parser_omp_clause_reduction): Pass location to
12014 c_parser_omp_variable_list.
12015 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
12016 (c_parser_omp_clause_untied): Same.
12017 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
12018 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
12020 * c-tree.h (check_for_loop_decls, undeclared_variable,
12021 build_component_ref, build_array_ref, build_external_ref,
12022 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
12023 build_conditional_expr, build_compound_expr, c_cast_expr,
12024 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
12025 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
12027 * c-semantics.c (build_stmt): Same.
12028 (build_case_label): Same.
12029 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
12030 (undeclared_variable): New argument.
12031 (make_label): Same.
12032 (lookup_label): Pass location on down.
12033 (define_label): Same.
12034 (finish_decl): Same.
12035 (build_compound_literal): Same.
12036 (finish_struct): Same.
12037 (finish_function): Do not set location here.
12038 (check_for_loop_decls): New argument.
12039 * tree.c (save_expr): Set location.
12040 (build_empty_stmt): New argument.
12041 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
12042 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
12043 * builtins.c (gimplify_va_arg_expr): Use locations.
12044 (expand_builtin_sync_operation): Same.
12045 * c-typeck.c (build_component_ref): New argument.
12046 (build_array_ref): Same.
12047 (build_external_ref): Same.
12048 (c_expr_sizeof_expr): Same.
12049 (c_expr_sizeof_type): Same.
12050 (parser_build_unary_op): Same.
12051 (build_conditional_expr): Same.
12052 (build_compound_expr): Pass location on down.
12053 (build_compound_expr): New argument.
12054 (build_c_cast): Same.
12055 (c_cast_expr): Same.
12056 (build_asm_expr): Same.
12057 (c_finish_return): Same.
12058 (c_process_expr_stmt): Pass location on down.
12059 (c_finish_stmt_expr): New argument.
12060 (push_clenaup): Same.
12061 (c_finish_omp_parallel): Same.
12062 (c_finish_omp_task): Same.
12063 * gimplify.c (gimplify_call_expr): Pass location on down.
12064 * c-omp.c (c_finish_omp_master): New argument.
12065 (c_finish_omp_critical): Same.
12066 (c_finish_omp_ordered): Same.
12067 (c_finish_omp_barrier): Same.
12068 (-c_finish_omp_taskwait): Same.
12069 (c_finish_omp_atomic): Same.
12070 (c_finish_omp_flush): Same.
12071 * tree-inline.c (copy_tree_body_r): Pass location on down.
12072 (inline_forbidden_p): Remove use of input_location.
12073 * c-gimplify.c (c_build_bind_expr): New argument.
12074 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
12075 (c_sizeof_or_alignof_type): New argument.
12076 (c_alignof_expr): Same.
12077 (build_va_arg): Same.
12078 (c_add_case_label): Same.
12079 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
12080 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
12081 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
12082 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
12083 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
12084 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
12086 * stub-objc.c (objc_build_selector_expr): Same.
12087 (objc_build_throw_stmt): Same.
12088 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
12089 (c_parser_initelt): Same.
12090 (c_parser_compound_statement): Same.
12091 (c_parser_compound_statement_nostart): Same.
12092 (c_parser_label): Same.
12093 (c_parser_statement_after_labels): Same.
12094 (c_parser_if_body): Same.
12095 (c_parser_else_body): Same.
12096 (c_parser_if_statement): Same.
12097 (c_parser_switch_statement): Same.
12098 (c_parser_while_statement): Same.
12099 (c_parser_do_statement): Same.
12100 (c_parser_for_statement): Same.
12101 (c_parser_asm_statement): Same.
12102 (c_parser_conditional_expression): Same.
12103 (c_parser_binary_expression): Same.
12104 (c_parser_cast_expression): Same.
12105 (c_parser_unary_expression): Same.
12106 (c_parser_sizeof_expression): Same.
12107 (c_parser_alignof_expression): Same.
12108 (c_parser_postfix_expression): Same.
12109 (c_parser_expression): Same.
12110 (c_parser_objc_receiver): Same.
12111 (c_parser_omp_variable_list): Same.
12112 (c_parser_omp_structured_block): Same.
12113 (c_parser_omp_atomic): New argument.
12114 (c_parser_omp_barrier): Same.
12115 (c_parser_omp_critical): Same.
12116 (c_parser_omp_flush): Pass location on down.
12117 (c_parser_omp_for_loop): New argument.
12118 (c_parser_omp_for): Same.
12119 (c_parser_omp_master): Same.
12120 (c_parser_omp_ordered): Same.
12121 (c_parser_omp_sections_scope): Same.
12122 (c_parser_omp_sections): Same.
12123 (c_parser_omp_parallel): Same.
12124 (c_parser_omp_single): Same.
12125 (c_parser_omp_task): Same.
12126 (c_parser_omp_taskwait): Pass location on down.
12127 (c_parser_omp_construct): Same.
12128 (c_parser_omp_threadprivate): Same.
12129 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
12130 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
12131 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
12132 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
12133 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
12134 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
12135 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
12136 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
12137 config/i386/i386.c, stmt.c:
12138 Add location argument to the following function definitions and/or
12139 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
12140 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
12141 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
12142 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
12143 do_case, c_finish_bc_stmt, build_compound_literal,
12144 build_function_call.
12145 * c-decl.c (build_compound_literal): Add location argument.
12146 Make all diagnostic calls use location.
12147 (start_struct): Same.
12148 (finish_struct): Same.
12149 (start_enum): Same.
12150 (build_enumerator): Same.
12151 (start_function): Same.
12152 (grokdeclarator): Make all diagnostic calls use location.
12153 (store_parm_decls_oldstyle): Same.
12154 * c-typeck.c (build_function_call): Add location argument.
12155 Make all diagnostic calls use location.
12157 (c_finish_bc_stmt): Same.
12158 * tree-nested.c (get_trampoline_type): Add argument.
12159 Pass location to build_decl.
12160 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
12161 * rtl.h (RTL_LOCATION): New.
12162 * c-common.c (c_add_case_label): Add location argument.
12163 Make all diagnostic calls use location.
12164 * c-common.h: Add location argument to make_fname_decl, do_case,
12165 c_add_case_label, build_function_call, resolve_overloaded_builtin.
12166 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
12167 Set it appropriately for every case. Pass enum_loc to start_enum
12168 call. Pass value_loc first to build_enumerator. Pass enum_loc to
12170 (c_parser_struct_or_union_specifier): Save location. Use it for
12171 start_struct, finish_struct, and parser_xref_tag.
12173 2009-06-12 Ian Lance Taylor <iant@google.com>
12175 * fold-const.c (fold_unary): Rename local variable and to and_expr.
12177 * c-opts.c (c_common_handle_option): For -Wc++-compat set
12178 cpp_opts->warn_cxx_operator_names.
12180 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12183 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
12184 is returns NULL and OP is a VCE, look through the VCE.
12186 2009-06-12 Ian Lance Taylor <iant@google.com>
12189 * collect2.c (main): Use CONST_CAST2 in code inside #if
12190 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
12192 2009-06-12 Joey Ye <joey.ye@intel.com>
12194 PR middle-end/39146
12195 * cfgexpand.c (get_decl_align_unit): Update
12196 max_used_stack_slot_alignment with align instead of
12197 stack_alignment_needed.
12199 * function.c (assign_stack_local_1): Update
12200 max_used_stack_slot_alignment with alignment_in_bits instead
12201 of stack_alignment_needed.
12202 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
12205 2009-06-12 Jakub Jelinek <jakub@redhat.com>
12207 * dwarf2out.c (last_var_location_insn): New variable.
12208 (dwarf2out_end_epilogue): Clear last_var_location_insn.
12209 (dwarf2out_var_location): Don't record anything after last real
12210 insn. Only change labels if there were any real instructions
12211 in between last note and this one, or if changed sections.
12213 2009-06-11 Richard Henderson <rth@redhat.com>
12215 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
12216 note when storing the frame pointer in a register.
12217 (FRP): Don't redefine to nothing for epilogue.
12218 (alpha_expand_epilogue): Mark register and sp restores.
12219 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
12221 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
12222 when gen_lowpart is needed.
12224 2009-06-11 Richard Henderson <rth@redhat.com>
12226 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
12228 * dwarf2out.c (need_data_align_sf_opcode): New.
12229 (div_data_align): Move earlier.
12230 (def_cfa_1, reg_save): Use it.
12232 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
12234 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
12235 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
12236 (ix86_handle_option): Handle OPT_mcrc32.
12237 (ix86_target_string): Add -mcrc32.
12238 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
12240 * config/i386/i386.h (TARGET_CRC32): New.
12242 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
12243 (sse4_2_crc32di): Likewise.
12245 * config/i386/i386.opt (mcrc32): New.
12247 * doc/invoke.texi: Document -mcrc32.
12249 2009-06-11 Richard Henderson <rth@redhat.com>
12251 * common.opt (gdwarf-): Accept a version number.
12252 * doc/invoke.texi (gdwarf-): Update docs.
12253 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
12254 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
12255 version level, and record it.
12257 * dwarf2.h (DW_CIE_VERSION): Remove.
12258 * dwarf2out.c (DWARF_VERSION): Remove.
12259 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
12260 (output_call_frame_info): Use CIE version 3 for dwarf3,
12261 or if the return register column is out of range for version 1.
12262 (dwarf_stack_op_name): Add all dwarf3 values.
12263 (DEBUG_PUBTYPES_SECTION): New.
12264 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
12265 encoding change for dwarf3.
12266 (output_die) [dw_val_class_die_ref]: Likewise.
12267 (output_compilation_unit_header): Emit correct version for dwarf3.
12268 (output_line_info): Likewise.
12269 (output_pubnames): Update for DWARF_VERSION removal.
12270 (output_aranges): Likewise.
12271 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
12272 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
12273 (dwarf2out_finish): Likewise.
12275 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12277 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
12280 2009-06-11 David Daney <ddaney@caviumnetworks.com>
12283 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
12284 * builtins.c (expand_builtin_unreachable): New function.
12285 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
12286 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
12287 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
12289 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
12290 searching for missing barriers.
12292 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12294 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
12295 when -fprofile-generate* was passed.
12296 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
12298 2009-06-11 Anthony Green <green@moxielogic.com>
12300 * config/moxie/moxie.md: Define length attribute for all instructions.
12302 (*b<cond:code>): Support limited branch ranges for new PC-relative
12303 branch instructions.
12304 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
12306 2009-06-11 Jakub Jelinek <jakub@redhat.com>
12308 * config/i386/i386.c (min_insn_size): Use get_attr_length
12309 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
12310 For __asm return 0.
12312 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
12313 instead of emit_insn_before.
12315 2009-06-10 Ian Lance Taylor <iant@google.com>
12318 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
12321 2009-06-10 Revital Eres <eres@il.ibm.com>
12323 * passes.c (init_optimization_passes): Reschedule
12324 predictive-commoning pass before complete unroll pass.
12326 2009-06-10 Martin Jambor <mjambor@suse.cz>
12328 * cgraph.c (cgraph_node_can_be_local_p): New function.
12329 (cgraph_make_node_local): New function.
12330 * cgraph.h (cgraph_node_can_be_local_p): Declare.
12331 (cgraph_make_node_local): Declare.
12333 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
12335 * tree.h (tree_base): Add packed_flag and user_align fields.
12336 Decrease size of spare field.
12337 (TYPE_USER_ALIGN): Use user_align from tree_base.
12338 (DECL_USER_ALIGN): Likewise.
12339 (TYPE_PACKED): Use packed_flag from tree_base.
12340 (DECL_PACKED): Likewise.
12341 (tree_type): Delete packed_flag and user_align fields. Widen
12342 precision field. Widen mode field and shuffle fields to align
12343 mode on an 8-bit boundary.
12344 (tree_decl_common): Delete decl_flag_1 and user_align fields.
12345 Renumber decl_flag_* fields. Fix comments. Widen
12346 decl_common_unused field.
12347 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
12348 (DECL_EXTERNAL): Likewise.
12349 (DECL_BIT_FIELD): Likewise.
12350 (DECL_NONADDRESSABLE_P): Likewise.
12351 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
12352 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
12354 2009-06-10 Ian Lance Taylor <iant@google.com>
12356 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
12357 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
12358 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
12359 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
12360 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
12361 DEF_VEC_ALLOC_FUNC_P.
12362 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
12363 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
12364 DEF_VEC_ALLOC_FUNC_O.
12365 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
12366 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
12367 DEF_VEC_ALLOC_FUNC_I.
12368 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
12369 (vec_stack_p_reserve_exact_1): Declare.
12370 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
12371 (vec_stack_free): Declare.
12372 (VEC_stack_alloc): Define.
12373 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
12374 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
12375 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
12376 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
12378 (stack_vecs): New static variable.
12379 (vec_stack_p_reserve_exact_1): New function.
12380 (vec_stack_o_reserve_1): New static function.
12381 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
12382 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
12383 (vec_stack_free): New function.
12384 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
12385 (VEC_df_ref_stack_alloc): Define.
12386 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
12387 DEF_VEC_ALLOC_P_STACK.
12388 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
12389 (struct df_collection_rec): Change _vec fields to VEC. Remove
12391 (df_free_collection_rec): Adjust for new fields.
12392 (df_insn_rescan): Use new df_collection_rec fields.
12393 (df_notes_rescan, df_canonize_collection_rec): Likewise.
12394 (df_ref_create_structure, df_ref_record): Likewise.
12395 (df_get_conditional_uses, df_get_call_refs): Likewise.
12396 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
12397 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
12398 (df_record_exit_block_uses, df_bb_verify): Likewise.
12399 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
12400 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
12401 Remove count parameter. Change return type to void. Change all
12403 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
12404 Remove count parameter. Change return type to void. Change all
12406 (df_install_refs): Change old_vec parameter to VEC. Remove count
12407 parameter. Change all callers.
12408 (df_install_mws): Change old_vec parameter to VEC. Remove count
12409 parameter. Change all callers.
12410 (df_refs_verify): Change new_rec parameter to VEC. Change call
12412 (df_mws_verify): Likewise.
12414 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
12416 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
12418 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
12420 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
12422 2009-06-10 Anthony Green <green@moxielogic.com>
12424 * config/moxie/crti.asm: New file.
12425 * config/moxie/crtn.asm: New file.
12426 * config/moxie/moxie.c: New file.
12427 * config/moxie/moxie.h: New file.
12428 * config/moxie/sfp-machine.h: New file.
12429 * config/moxie/moxie-protos.h: New file.
12430 * config/moxie/t-moxie: Created.
12431 * config/moxie/t-moxie-softfp: Created.
12432 * config/moxie/moxie.md: Created.
12433 * config/moxie/constraints.md: Created.
12434 * config.gcc: Add moxie support.
12435 * doc/md.texi (Machine Constraints): Add moxie constraints.
12436 * doc/contrib.texi (Contributors): Mention moxie port.
12437 * doc/install.texi (Specific): Mention the moxie port.
12439 2009-06-09 Ian Lance Taylor <iant@google.com>
12441 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
12442 compiling with C++.
12443 * optabs.c (optab_table): Only use designated initializers if
12444 HAVE_DESIGNATED_INITIALIZERS is defined.
12445 (convert_optab_table): Likewise.
12446 (init_optabs): Always call init_insn_codes if
12447 HAVE_DESIGNATED_INITIALIZERS is not defined.
12449 2009-06-09 Ian Lance Taylor <iant@google.com>
12451 * targhooks.c (default_builtin_vectorized_function): Change fn
12452 parameter to unsigned int.
12453 (default_builtin_vectorized_conversion): Change code parameter to
12455 (default_builtin_reciprocal): Change fn parameter to unsigned int.
12456 * targhooks.h: Update declarations.
12457 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
12458 parameter to unsigned int.
12460 * c-typeck.c (comptypes_check_enum_int): New static function.
12461 (comptypes_internal): Add enum_and_int_p parameter. Change all
12463 (comp_target_types): Add location parameter. Change all callers.
12464 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
12465 Change all callers.
12466 (function_types_compatible_p, type_lists_compatible_p): Likewise.
12467 (build_conditional_expr): Add colon_loc parameter. Change all
12469 (convert_for_assignment): Add location parameter. Change all callers.
12470 * c-parser.c (c_parser_conditional_expression): Pass location of
12471 colon to build_conditional_expr.
12472 * c-tree.h (build_conditional_expr): Update declaration.
12474 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12476 * graphite.c: Revert previous patch.
12478 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
12481 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12483 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
12485 * tree-ssa-loop-prefetch.c
12486 (loop_prefetch_arrays): Fixed a portability problem in printf format
12489 2009-06-09 Martin Jambor <mjambor@suse.cz>
12491 PR tree-optimization/40351
12492 * tree-sra.c (propagate_subacesses_accross_link): Check that a
12493 refrence to a potential artifical subaccess can be constructed.
12495 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12497 * config/sh/sh-protos.h (sh_optimization_options): Declare.
12498 (sh_override_options): Likewise.
12499 * config/sh/sh.c: Include params.h.
12500 (sh_optimization_options): New.
12501 (sh_override_options): Likewise.
12502 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
12503 (OVERRIDE_OPTIONS): Use sh_override_options.
12505 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12507 * dwarf2out.c (emit_cfa_remember): New variable.
12508 (add_fde_cfi): If emit_cfa_remember, recurse to add
12509 DW_CFA_remember_state first.
12510 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
12511 instead just set emit_cfa_remember.
12513 2009-06-08 Jan Hubicka <jh@suse.cz>
12516 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
12518 2009-06-08 Jan Hubicka <jh@suse.cz>
12520 PR middle-end/39834
12521 * cgraphunit.c (save_inline_function_body): Do not copy transform
12522 hooks for saved inline bodies.
12523 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
12524 for given function.
12526 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
12528 * jump.c (returnjump_p): Handle delayed branches. Add missing
12531 2009-06-08 Jan Hubicka <jh@suse.cz>
12533 PR middle-end/40102
12534 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
12535 original node might've been modified.
12536 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
12538 2009-06-08 Jakub Jelinek <jakub@redhat.com>
12540 * tree-object-size.c (addr_object_size): Add OSI argument.
12541 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
12542 (compute_builtin_object_size, expr_object_size): Adjust callers.
12543 (plus_stmt_object_size): Call addr_object_size instead of
12544 compute_builtin_object_size.
12546 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
12547 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12549 * tree-ssa-loop-prefetch.c
12550 (gather_memory_references): Introduced a counter for the number of
12552 (anything_to_prefetch_p): Introduced a counter for the number of
12554 (is_loop_prefetching_profitable): New function with a cost model
12556 (loop_prefetch_arrays): Use the new cost model to determine if
12557 prefetching is profitable.
12558 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
12559 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12560 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
12561 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12562 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
12563 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
12565 2009-06-08 Michael Matz <matz@suse.de>
12568 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
12569 partitions use the same.
12570 (expand_one_var): Deal with DECL_RTL sometimes begin set also
12571 for basevars of SSA_NAMEs.
12572 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
12573 to not expand them twice.
12574 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
12577 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
12579 * common.opt (fcompare-debug=, fcompare-debug-second): New.
12580 (fdump-final-insns=, gtoggle): New.
12581 * doc/invoke.texi: Document them.
12582 * final.c (rest_of_clean_state): Dump final insn stream.
12583 * gcc.c (invoke_as): Hook in -fcompare-debug.
12584 (static_spec_functions): Add compare-debug-dump-opt,
12585 compare-debug-self-opt and compare-debug-auxbase-opt.
12586 (compare_debug, compare_debug_second, compare_debug_opt): New.
12587 (switches_debug_check, n_switches_debug_check): New.
12588 (debug_auxbase_opt, debug_check_temp_file): New.
12589 (process_command): Handle -fno-compare-debug, -fcompare-debug and
12591 (do_self_spec): Handle arguments after switches.
12592 (do_spec_1): Add .gk extension to temp file basenames for compare.
12593 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
12594 (cc1_options): Use it instead of normal auxbase computation for
12595 the second compare-debug compilation.
12596 (compare_files): New.
12597 (main): Set up and implement compare debug mode.
12598 (compare_debug_dump_opt_spec_function): New.
12599 (compare_debug_self_opt_spec_function): New.
12600 (compare_debug_auxbase_opt_spec_function): New.
12601 * toplev.c (process_options): Handle flag_gtoggle,
12602 flag_dump_final_insns.
12603 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
12604 during -fcompare-debug-second compilation.
12606 2009-06-07 Ian Lance Taylor <iant@google.com>
12608 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
12609 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
12611 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
12612 with no default node. Change warning with %H to warning_at.
12613 Don't clear warn_switch around case checking.
12614 * doc/invoke.texi (Warning Options): Clarify distinction between
12615 -Wswitch and -Wswitch-enum.
12617 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12619 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
12621 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12623 * gbl-ctors.h: Add header guard.
12625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12627 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
12628 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
12629 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
12630 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
12631 prototypes for removed functions.
12632 (expressions_equal_p): Move to ...
12633 * tree-ssa-sccvn.h: ... here and ...
12634 * matrix-reorg.c: ... adjust includes.
12636 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12638 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
12640 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12642 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
12643 (finish_function): Remove erroneous whitespace.
12645 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12647 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
12648 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
12650 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12652 * errors.c (internal_error): Commentary typo fix.
12653 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
12654 * tree-ssa-pre.c: Ditto.
12656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12658 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
12659 them is supposed to hold actual statements.
12661 2009-06-06 Ian Lance Taylor <iant@google.com>
12663 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
12664 empty statements can now have attributes.
12666 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
12668 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
12669 * config/mips/mips.md: Ditto.
12671 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12673 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
12675 (__eabi_uconvert): Likewise.
12677 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
12679 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
12680 CFI_* definitions with IN_GCC.
12682 2009-06-05 David Edelsohn <edelsohn@gnu.org>
12684 * xcoffout.h (xcoffout_source_line): Update prototype.
12686 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12688 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
12689 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
12691 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12693 PR middle-end/40340
12694 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
12695 inlined_function_outer_scope_p blocks for artificial inlines
12697 * tree.c (tree_nonartificial_location): Rewrite using
12698 block_nonartificial_location.
12700 2009-06-05 Revital Eres <eres@il.ibm.com>
12701 Leehod Baruch <leehod@il.ibm.com>
12703 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
12704 (expand_expr_real_1): Remove comment.
12705 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
12706 Vectorize misaligned access when the target supports it.
12707 (vect_supportable_dr_alignment): Check for unaligned access support.
12708 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
12711 2009-06-05 Julian Brown <julian@codesourcery.com>
12713 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
12714 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
12716 2009-06-05 Richard Guenther <rguenther@suse.de>
12719 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
12720 as possibly unused.
12722 2009-06-05 Jakub Jelinek <jakub@redhat.com>
12724 * config/s390/s390.c (global_not_special_regno_p): New static inline.
12725 (save_gprs): Don't tell unwinder when a global register is saved.
12726 (s390_emit_epilogue): Emit needed epilogue unwind info.
12728 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12730 * dwarf2out.c (deferred_asm_name): New.
12731 (add_name_and_src_coords_attributes): Defer creation of
12732 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
12734 (move_linkage_attr): New.
12735 (dwarf2out_finish): Revisit deferrals and emit attributes at the
12738 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
12740 * tree-nested.c (finalize_nesting_tree_1): Declare the
12741 frame_decl in the binding tree.
12743 2009-06-04 Cary Coutant <ccoutant@google.com>
12745 * basic-block.h (struct basic_block_def): Add discriminator field.
12746 * dbxout.c (dbxout_source_line): Add new parameter. Change all
12748 * debug.c (do_nothing_debug_hooks): Add additional entry.
12749 (debug_nothing_int_charstar_int): New function.
12750 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
12751 (debug_nothing_int_charstar_int): New declaration.
12752 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
12753 discriminator value in .loc directive.
12754 * final.c (last_discriminator): New variable.
12755 (discriminator): New variable.
12756 (final_start_function): Initialize above variables, pass current
12757 discriminator to debug hook.
12758 (notice_source_line): Check for discriminator change.
12759 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
12760 * sdbout.c (sdbout_source_line): New parameter.
12761 * tree-cfg.c (struct locus_discrim_map): New structure type.
12762 (discriminator_per_locus): New hash table.
12763 (build_gimple_cfg): Allocate and free discriminator hash table.
12764 (make_edges): Call assign_discriminator.
12765 (locus_map_hash): New function.
12766 (locus_map_eq): New function.
12767 (next_discriminator_for_locus): New function.
12768 (same_line_p): New function.
12769 (assign_discriminator): New function.
12770 (make_cond_expr_edges): Call assign_discriminator.
12771 (make_gimple_switch_edges): Likewise.
12772 (first_non_label_stmt): New function.
12773 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
12775 * xcoffout.c (xcoffout_source_line): Add new parameter.
12777 * configure.ac (gcc_cv_as_discriminator): New configury check for
12778 gas support for discriminator.
12779 * configure: Regenerate.
12780 * config.in: Regenerate.
12782 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12784 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
12785 val after checking for integers.
12787 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
12789 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
12791 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
12792 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
12793 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
12794 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
12795 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
12796 X64_SSE_REGPARM_MAX.
12797 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
12798 X64_SSE_REGPARM_MAX.
12800 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12802 * gcc.c (report_times_to_file): New.
12803 (execute): Implement it.
12804 (process_command): Support -time=.
12805 * doc/invoke.texi: Document it.
12807 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12809 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
12810 that have value exprs.
12812 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
12814 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
12815 declarations for constants until...
12816 (dw2_output_indirect_constant_1): ... this point.
12818 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
12821 * arm.md (arm_addsi3): Don't try to split an add with an
12822 eliminable register until after reload has completed.
12824 2009-06-03 Ian Lance Taylor <iant@google.com>
12826 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12827 * genattrtab.c (write_length_unit_log): Likewise.
12828 * genchecksum.c (dosum): Likewise.
12829 * gengtype.c (write_rtx_next): Likewise.
12830 (finish_root_table, write_roots): Likewise.
12831 * gimple.c (gimple_ops_offset_): Likewise.
12832 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12833 * config/arc/arc.c (arc_attribute_table): Likewise.
12834 * config/arm/arm.c (arm_attribute_table): Likewise.
12835 * config/avr/avr.c (avr_attribute_table): Likewise.
12836 * config/crx/crx.c (crx_attribute_table): Likewise.
12837 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12838 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12839 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12840 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12841 * config/sh/sh.c (sh_attribute_table): Likewise.
12842 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12843 * config/spu/spu.c (spu_attribute_table): Likewise.
12844 * config/v850/v850.c (v850_attribute_table): Likewise.
12846 * config/alpha/alpha.c (vms_attribute_table): Make static.
12847 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12848 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12849 * config/mips/mips.c (mips_attribute_table): Likewise.
12851 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12853 (cc1-checksum.o): Likewise.
12855 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12857 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12859 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12861 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12862 insn if it is changing sp. Use gen_add3_insn instead of
12863 conditionally gen_addsi3 and gen_adddi3.
12864 (offset_below_red_zone_p): New static inline function.
12865 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12866 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12867 * config/rs6000/ppc-asm.h: Include auto-host.h.
12868 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12869 CFI_RESTORE): Define.
12870 * config/rs6000/crtresxgpr.asm: Add unwind info.
12871 * config/rs6000/crtresxfpr.asm: Likewise.
12872 * config/rs6000/crtresgpr.asm: Likewise.
12873 * config/rs6000/crtresfpr.asm: Likewise.
12874 * config/rs6000/crtsavgpr.asm: Likewise.
12875 * config/rs6000/crtsavfpr.asm: Likewise.
12877 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12878 argument of DWARF2_FRAME_REG_OUT macros.
12880 2009-06-03 Julian Brown <julian@codesourcery.com>
12882 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12883 words or less (including TImode) in core registers.
12885 2009-06-03 Richard Guenther <rguenther@suse.de>
12887 PR middle-end/40328
12888 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12890 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12892 * statistics.c (statistics_counter_event): Do not record event
12893 in pass dump if its number == -1.
12894 (curr_statistics_hash): Add assert that we never get passes
12895 with static number == -1.
12897 2009-06-03 Richard Guenther <rguenther@suse.de>
12898 Andrey Belevantsev <abel@ispras.ru>
12900 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12901 non-BLKmode arrays addressable.
12903 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12905 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12906 * config/m68k/m68k.h: ... here.
12908 2009-06-03 Martin Jambor <mjambor@suse.cz>
12910 PR tree-optimization/40323
12911 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12914 2009-06-03 Richard Guenther <rguenther@suse.de>
12916 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12919 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12921 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12922 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12923 JUMP_TABLE_DATA_P where applicable.
12924 * config/sh/sh.c: Ditto.
12925 * config/sh/sh.h: Ditto.
12926 * config/sh/sh.md: Ditto.
12927 * config/sh/symbian.c: Ditto.
12929 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12931 * config/i386/driver-i386.c (describe_cache): Optimize
12932 concatenation of strings. Use snprintf instead of sprintf.
12933 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12934 target when not compiling with GCC.
12936 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12938 * config/sh/sh.c: Revert last change.
12939 (sh_expand_epilogue): Emit a blockage insn before the frame
12940 pointer adjustment unconditionally.
12942 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12944 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12945 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12946 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12947 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12948 to COLLECT_GCC_OPTIONS.
12950 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12952 * collect2.c (target_system_root): New variable.
12953 (main): Handle --sysroot=.
12954 (ignore_library): Strip the sysroot from the library path.
12956 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12958 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12959 (collect2.o): Depend on collect2-aix.h.
12960 (collect2-aix.o): New rule.
12961 * collect2-aix.h: New file.
12962 * collect2-aix.c: Likewise.
12963 * collect2.c: Include collect2-aix.h. Don't undefine
12964 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12965 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12966 Use TARGET_AIX_VERSION instead of _AIX51.
12967 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12968 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12969 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12970 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12971 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12973 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12975 * collect2.c (ignore_library): Avoid premature post-increment
12976 and null deference.
12978 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12980 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12981 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12982 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12983 CROSS_DIRECTORY_STRUCTURE too.
12984 (LINK_LIBG_SPEC): Likewise.
12985 (LIB_SPEC): Add %R to sysroot paths.
12986 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12987 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12988 * config/rs6000/aix51.h: As for aix43.h.
12989 * config/rs6000/aix52.h: Likewise.
12990 * config/rs6000/aix53.h: Likewise.
12991 * config/rs6000/aix61.h: Likewise.
12992 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12993 to the beginning of sysroot paths.
12995 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12997 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12998 INSN_LISTs that are out of the REG_NOTE range.
13000 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13002 * loop-unroll.c (struct iv_to_split): Add pointer to next.
13003 (struct var_to_expand): Likewise.
13004 (struct opt_info): Add head and tail for linked lists of the above.
13005 (analyze_insn_to_expand_var): Initialize next.
13006 (analyze_iv_to_split_insn): Likewise.
13007 (analyze_insns_in_loop): Create linked lists.
13008 (allocate_basic_variable): Simplify for use without hash table.
13009 (insert_var_expansion_initialization): Likewise, make it type-safer.
13010 (combine_var_copies_in_loop_exit): Likewise.
13011 (apply_opt_in_copies): Walk lists rather than hash tables.
13012 (release_var_copies): Simplified and inlined by hand into...
13013 (free_opt_info): ... this function.
13015 2009-06-02 Richard Guenther <rguenther@suse.de>
13017 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
13020 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13022 * cfgexpand.c (gimple_expand_cfg): Discard the source location
13023 only for builtins that are not overridden.
13025 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13027 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
13030 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13032 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
13034 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13036 * combine.c (move_deaths): Compare LUIDs within the same BB only.
13038 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
13040 * common.opt (fdump-unnumbered-links): New.
13041 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
13042 * print-rtl.c (flag_dump_unnumbered_links): New.
13043 (print_rtx): Test it.
13045 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
13047 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
13048 push/pop multiple to 8-byte alignment.
13050 2009-06-01 Jakub Jelinek <jakub@redhat.com>
13052 * config/i386/i386.c (queued_cfa_restores): New static variable.
13053 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
13055 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
13056 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
13057 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
13058 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
13059 note unconditionally.
13060 (ix86_emit_restore_regs_using_mov): Likewise.
13061 (ix86_emit_restore_sse_regs_using_mov): Likewise.
13062 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
13063 it through to ix86_emit_restore_reg_using_pop.
13064 (ix86_emit_leave): Add RED_OFFSET argument. Call
13065 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
13066 instead of adding REG_CFA_OFFSET note unconditionally.
13067 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
13068 the above functions. Call ix86_add_queued_cfa_restore_notes when
13071 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
13072 force output of the label even for dwarf2out_do_cfi_asm.
13073 (add_fde_cfi): If -g2 and above and cfi might change CFA,
13074 force creation of CFI label and chain DW_CFA_set_loc jumping to it
13075 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
13077 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13078 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
13079 dwarf2out_cfi_label callers.
13080 * tree.h (dwarf2out_cfi_label): Adjust prototype.
13081 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
13082 Adjust dwarf2out_cfi_label callers.
13083 * config/vax/vax.c (vax_output_function_prologue): Likewise.
13085 * config/i386/i386.h (struct machine_cfa_state,
13086 struct machine_function): Guard with ifndef USED_FOR_TARGET
13087 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
13090 * emutls.c (__emutls_get_address): Change arr->size to mean number
13091 of allocated arr->data entries instead of # of slots + 1.
13093 PR middle-end/40316
13094 * recog.c (peep2_reinit_state): New function.
13095 (peephole2_init_state): Use it at the end of a basic block and also
13096 when seeing a RTX_FRAME_RELATED_P insn.
13098 2009-06-01 Steve Ellcey <sje@cup.hp.com>
13100 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
13101 fixuns_truncrfdi2): New.
13102 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
13103 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
13104 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
13105 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
13106 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
13107 *recip_approx): Remove.
13108 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
13109 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
13110 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
13112 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
13115 2009-06-01 Ian Lance Taylor <iant@google.com>
13117 * attribs.c (register_attribute): Use CONST_CAST.
13118 * collect2.c (main): Use CONST_CAST2.
13119 (scan_prog_file): Likewise.
13120 * gcc.c (process_command, main): Likewise.
13121 * toplev.c (toplev_main): Likewise.
13123 * c-typeck.c (handle_warn_cast_qual): New static function,
13124 partially broken out of build_c_cast.
13125 (build_c_cast): Call handle_warn_cast_qual.
13126 * doc/invoke.texi (Warning Options): Document new effect of
13129 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
13131 * diagnostic.c (diagnostic_build_prefix): Always print columns.
13132 (diagnostic_report_current_module): Print columns.
13133 * common.opt (flag_show_column): Enable by default.
13135 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
13137 * alias.c (find_base_term): Check for NULL term before returning.
13139 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13141 Revert due to PR40320:
13142 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13143 * calls.c (emit_library_call_value_1): Don't force_operand for move
13146 2009-06-01 Olivier Hainque <hainque@adacore.com>
13147 Eric Botcazou <ebotcazou@adacore.com>
13149 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
13150 to be processed as a bitfield for constructor output purposes.
13151 * output.h (initializer_constant_valid_for_bitfield_p): Declare
13153 * varasm.c (oc_local_state): New type, output_constructor
13154 local state to support communication with helpers.
13155 (oc_outer_state): New type, output_constructor outer state of
13156 relevance in recursive calls.
13157 (output_constructor_array_range): New output_constructor helper,
13158 extracted code for an array range element.
13159 (output_constructor_regular_field): New output_constructor helper,
13160 extracted code for an element that is not a bitfield.
13161 (output_constructor_bitfield): New output_constructor helper,
13162 extracted code for a bitfield element. Accept an OUTER state
13163 argument for recursive processing. Recurse on record or array
13164 CONSTRUCTOR values, possibly past noop conversions.
13165 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
13166 VALUE is a valid constant-valued expression for use in a static
13167 bit-field initializer.
13168 (output_constructor): Rework to use helpers. Accept and honor an
13169 OUTER state argument for recursive calls. Return total size. Be
13170 prepared for nested constructors initializing bitfields.
13171 (output_constant): Feed OUTER in calls to output_constructor.
13173 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
13175 * calls.c (emit_library_call_value_1): Don't force_operand for move
13178 2009-06-01 Nick Clifton <nickc@redhat.com>
13180 * doc/invoke.texi (IA-64 Options): Fix typo.
13182 2009-06-01 Ira Rosen <irar@il.ibm.com>
13184 PR tree-optimization/39129
13185 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
13187 (vect_do_peeling_for_loop_bound): Use
13188 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13189 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13190 (vect_loop_versioning): Likewise.
13191 (vect_create_cond_for_alias_checks): Fix indentation.
13192 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
13194 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
13195 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
13196 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
13197 "control flow in loop".
13198 (vect_estimate_min_profitable_iters): Use
13199 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
13200 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
13201 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
13202 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
13203 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
13204 statement belongs to a group of strided accesses with the exact code
13206 (vectorizable_load): Likewise.
13207 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
13208 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13210 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
13212 * config/freebsd-stdint.h: New file.
13213 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
13214 Add freebsd-stdint.h to tm_file.
13216 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
13218 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
13219 (thumb2_extendhidi2): Likewise.
13221 2009-05-31 Ian Lance Taylor <iant@google.com>
13223 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
13225 2009-05-31 Ian Lance Taylor <iant@google.com>
13227 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
13228 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
13229 (ipa-reference.o): Depend upon gt-ipa-reference.h.
13231 2009-05-31 Jason Merrill <jason@redhat.com>
13233 * tree-pretty-print.c (print_call_name): Take the callee, not the
13234 call itself. Make non-static. Use dump_function_name for functions.
13235 (dump_generic_node): Adjust.
13236 * diagnostic.h: Declare print_call_name.
13237 * gimple-pretty-print.c (dump_gimple_call): Use it.
13239 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13241 * config/sh/sh.md (ashldi3_std): New define_expand.
13244 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
13247 * config/sh/sh.c: Include debug.h.
13248 (sh_expand_epilogue): Emit a blockage insn before the frame
13249 pointer adjustment also when dwarf2out_do_frame returns true.
13251 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
13253 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
13254 (thumb2_extendqidi2): New pattern.
13256 2009-05-31 Ira Rosen <irar@il.ibm.com>
13258 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
13259 mark phis for renaming.
13260 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
13261 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
13262 Call mark_sym_for_renaming.
13263 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
13264 * tree-vect-loop.c (vect_transform_loop): Remove
13265 vect_memsyms_to_rename initialization and a call to
13266 mark_set_for_renaming.
13268 2009-05-31 Jakub Jelinek <jakub@redhat.com>
13270 PR middle-end/40304
13271 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
13272 frame related even if !set_cfa && style < 0.
13274 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
13276 * config/i386/mingw-tls.c: New file.
13277 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
13278 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
13279 defining _WIN32 but not __CYGWIN__.
13281 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13283 * configure.ac: Add MPC support.
13285 * config.in, configure: Regenerate.
13287 2009-05-29 Richard Henderson <rth@redhat.com>
13289 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
13290 NOTE_INSN_BASIC_BLOCK.
13291 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
13292 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
13293 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
13295 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
13297 (add_cfi): Disable check redefining cfa away from drap.
13298 (lookup_cfa_1): Add remember argument; handle remember/restore.
13299 (lookup_cfa): Pass remember argument.
13300 (cfa_remember): New.
13301 (compute_barrier_args_size_1): Remove sibcall check.
13302 (dwarf2out_frame_debug_def_cfa): New.
13303 (dwarf2out_frame_debug_adjust_cfa): New.
13304 (dwarf2out_frame_debug_cfa_offset): New.
13305 (dwarf2out_frame_debug_cfa_register): New.
13306 (dwarf2out_frame_debug_cfa_restore): New.
13307 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
13308 (dwarf2out_begin_epilogue): New.
13309 (dwarf2out_frame_debug_restore_state): New.
13310 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
13311 DW_CFA_restore_state.
13312 (output_cfi_directive): Likewise.
13313 (convert_cfa_to_fb_loc_list): Likewise.
13314 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
13315 * dwarf2out.h: Update.
13316 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
13317 (copy_insn_1): Early out for null.
13318 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
13319 and dwarf2out_frame_debug_restore_state.
13320 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
13321 (prologue_insn_hash, epilogue_insn_hash): New.
13322 (free_after_compilation): Adjust freeing accordingly.
13323 (record_insns): Create hash table if needed; push insns into
13324 hash instead of array.
13325 (maybe_copy_epilogue_insn): New.
13326 (contains): Search hash table instead of array.
13327 (sibcall_epilogue_contains): Remove.
13328 (thread_prologue_and_epilogue_insns): Split eh_return insns
13329 and mark them as epilogues.
13330 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
13331 scanning in terms of basic blocks.
13332 * insn-notes.def (CFA_RESTORE_STATE): New.
13333 * jump.c (returnjump_p_1): Accept EH_RETURN.
13334 (eh_returnjump_p_1, eh_returnjump_p): New.
13335 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
13336 CFA_REGISTER, CFA_RESTORE): New.
13337 * rtl.def (EH_RETURN): New.
13338 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
13340 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
13341 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
13343 * config/i386/i386.c (gen_push): Update cfa state.
13344 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
13345 add a CFA_ADJUST_CFA note.
13346 (ix86_dwarf_handle_frame_unspec): Remove.
13347 (ix86_expand_prologue): Update cfa state.
13348 (ix86_emit_restore_reg_using_pop): New.
13349 (ix86_emit_restore_regs_using_pop): New.
13350 (ix86_emit_leave): New.
13351 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
13352 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
13353 * config/i386/i386.h (struct machine_cfa_state): New.
13354 (ix86_cfa_state): New.
13355 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
13356 (eh_return_internal): Merge from eh_return_<mode>,
13357 use eh_return rtx, split w/ epilogue.
13359 2009-05-29 Ian Lance Taylor <iant@google.com>
13361 * builtins.c (validate_gimple_arglist): Don't use va_arg with
13363 * calls.c (emit_library_call_value_1): Likewise.
13365 * c-typeck.c (c_build_va_arg): New function.
13366 * c-tree.h (c_build_va_arg): Declare.
13367 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
13368 instead of build_va_arg.
13370 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
13372 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
13373 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
13374 (ptr_difference_cost): Use affine combinations to compute it.
13375 (difference_cost): Likewise.
13376 (get_computation_cost_at): Compute more accurate cost for addresses
13377 if the ratio is a multiplier allowed in addresses.
13378 For non-addresses, consider that an additional offset or symbol is
13381 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13383 * config/i386/i386.c (ix86_decompose_address): Avoid useless
13384 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
13386 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
13387 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
13388 (prefix_rex): For UNIT_MMX don't imply the prefix by default
13390 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
13391 to 1 for TYPE_SSE{IADD1,CVT1}.
13392 (prefix_vex_imm8): Removed.
13393 (length_vex): Only pass 1 as second argument to
13394 ix86_attr_length_vex_default if prefix_extra is 0.
13395 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
13396 (length): For prefix vex computation use length_immediate
13397 attribute instead of prefix_vex_imm8.
13398 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
13399 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
13400 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
13401 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
13402 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
13403 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
13404 a space in between the operands.
13405 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
13406 if one operand is 0xff and the other one si, di, bp or sp.
13407 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
13408 other one si, di, bp or sp.
13409 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
13410 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
13411 type and mode attributes.
13412 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
13413 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
13414 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
13415 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
13416 prefix_data16 attribute iff MODE_DF.
13417 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
13418 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
13419 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
13420 constm128_operand in length_immediate computation.
13421 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
13422 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
13423 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
13424 length_immediate attribute to 1.
13425 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
13426 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
13427 for certain alternatives.
13428 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
13429 prefix_data16 attribute if MODE_V1DF.
13430 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
13431 length_immediate to 1.
13432 (set_got_rex64, set_rip_rex64): Remove length attribute, set
13433 length_address to 4, set mode attribute to MODE_DI.
13434 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
13435 (fxam<mode>2_i387): Set length attribute to 4.
13436 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
13437 *prefetch_3dnow_rex): Override length_address attribute.
13438 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
13440 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
13441 (constm128_operand): Removed.
13442 * config/i386/i386.c (memory_address_length): For
13443 disp && !index && !base in 64-bit mode account for SIB byte if
13444 print_operand_address can't optimize disp32 into disp32(%rip)
13445 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
13446 for fs: or gs: segment.
13447 (ix86_attr_length_immediate_default): When checking if shortform
13448 is possible, truncate immediate to the length of the non-shortened
13450 (ix86_attr_length_address_default): Ignore MEM_P operands
13452 (ix86_attr_length_vex_default): Only check for DImode on
13453 GENERAL_REG_P operands.
13454 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
13455 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
13456 (sse_cvttps2pi): Clear prefix_rep attribute.
13457 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
13459 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
13460 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
13461 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
13462 iff operand 2 is const_int_operand.
13463 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
13464 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
13465 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
13467 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
13469 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
13470 prefix_data16 attribute for movlpd and movhpd instructions.
13471 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
13472 length_immediate for shufpd instruction.
13473 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
13474 (avx_cmpp<avxmodesuffixf2c><mode>3,
13475 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
13476 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
13477 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
13478 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
13479 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
13480 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
13481 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
13482 prefix_data16 attribute for the first alternative to 1.
13483 (*avx_loadlps): Override length_immediate for the first alternative.
13484 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
13485 attributes for second alternative.
13486 (*vec_concatv2sf_sse4_1): Override length_immediate and
13487 prefix_data16 attributes for second alternative.
13488 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
13489 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
13490 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
13491 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
13492 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
13493 prefix_data16 and length_immediate to 1.
13494 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
13496 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
13497 prefix_extra attribute for variants that don't have 0f prefix alone.
13498 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
13499 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
13500 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
13501 *sse4_1_pextrd): Set length_immediate to 1.
13502 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
13503 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
13505 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
13506 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
13507 length_immediate to 1 for second alternative.
13508 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
13509 prefix_extra and length_immediate attributes for the first
13511 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
13513 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
13514 to 1 for the first and third alternative.
13515 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
13517 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
13519 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
13521 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
13522 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
13523 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
13524 *avx_psign<mode>3): Set prefix_extra attribute to 1.
13525 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
13526 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
13527 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
13528 ssse3_psign<mode>3): Override prefix_rex attribute.
13529 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
13530 (ssse3_palignrti): Override length_immediate to 1.
13531 (ssse3_palignrdi): Override length_immediate to 1, override
13532 prefix_rex attribute.
13533 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
13534 (sse4a_extrqi): Override length_immediate to 2.
13535 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
13536 (sse4a_insertq): Override prefix_data16 to 0.
13537 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
13538 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
13539 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
13540 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
13541 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
13542 and length_immediate to 1.
13543 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
13544 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
13545 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
13546 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
13547 and length_immediate to 1.
13548 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
13549 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
13550 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
13551 avx_ptest256): Override prefix_extra to 1.
13552 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
13553 Override prefix_data16 and length_immediate to 1.
13554 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
13555 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
13556 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
13557 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
13558 prefix_data16 to 0 and prefix_extra to 2.
13559 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
13560 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
13562 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
13563 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
13564 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
13565 and prefix_extra to 2.
13566 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
13567 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
13568 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
13569 avx_vpermilvar<mode>3,
13570 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
13571 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
13572 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
13573 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
13574 Override prefix_extra to 1.
13575 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
13576 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
13577 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
13578 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
13579 prefix_extra and length_immediate to 1.
13580 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
13582 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
13583 to 1 for the first alternative.
13584 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
13585 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
13587 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
13588 *movv2sf_internal_avx, *movv2sf_internal): Override
13589 prefix_rep attribute for certain alternatives.
13590 (*mov<mode>_internal): Override prefix_rep or prefix_data16
13591 attributes for certain alternatives.
13592 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
13593 attributes for certain alternatives.
13594 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
13595 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
13596 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
13597 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
13598 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
13599 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
13600 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
13601 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
13602 length_immediate to 1 if operand 2 is const_int_operand.
13603 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
13604 *vec_extractv2si_1): Set length_immediate attribute to 1.
13605 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
13606 using old 3DNOW insn rather than SSE/3DNOW_A.
13607 (mmx_emms, mmx_femms): Clear modrm attribute.
13609 2009-05-29 Martin Jambor <mjambor@suse.cz>
13611 * tree-sra.c: New implementation of SRA.
13613 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
13614 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
13615 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
13616 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
13617 (SRA_MAX_STRUCTURE_COUNT): Removed.
13618 (SRA_FIELD_STRUCTURE_RATIO): Removed.
13619 * doc/invoke.texi (sra-max-structure-size): Removed.
13620 (sra-field-structure-ratio): Removed.
13622 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13624 PR middle-end/40291
13625 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
13628 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
13630 PR rtl-optimization/40101
13631 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
13632 seqno. Adjust comment.
13633 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
13634 inserting bookkeeping before a jump, the jump is not scheduled.
13635 When no positive seqno found, provide a value. Add comment.
13637 2009-05-29 Richard Guenther <rguenther@suse.de>
13639 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
13640 short-cutting on the first component.
13642 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13644 PR middle-end/39958
13645 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
13646 for trees other than decls/types.
13648 2009-05-29 Richard Guenther <rguenther@suse.de>
13650 * tree-ssa-operands.c (get_expr_operands): Do not handle
13651 INDIRECT_REFs in the handled-component case. Remove
13652 unused get_ref_base_and_extent case.
13653 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
13654 tree_low_cst and host_integerp where possible.
13655 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
13656 codes for equivalence.
13657 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
13659 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
13661 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
13662 to tmake_file for i[34567]86-*-cygwin*.
13664 2009-05-29 Jakub Jelinek <jakub@redhat.com>
13667 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
13668 (altivec_categorize_keyword, init_vector_keywords,
13669 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
13672 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
13674 * tree.c (handle_dll_attribute): Check if node is
13675 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
13677 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
13679 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
13681 (thumb2_zero_extendqidi2): Likewise.
13683 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
13685 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
13686 instead of gen_movrt.
13687 * config/sh/sh.md (movrt): Remove.
13689 2009-05-28 Steve Ellcey <sje@cup.hp.com>
13691 * doc/invoke.texi (IA-64 Options):
13692 Add -msdata, -mfused-madd, -mno-inline-float-divide,
13693 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
13694 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
13695 -msched-prefer-non-control-spec-insns,
13696 -msched-stop-bits-after-every-cycle,
13697 -msched-count-spec-in-critical-path,
13698 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
13699 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
13700 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
13701 and -msched-spec-verbose.
13703 2009-05-28 Joseph Myers <joseph@codesourcery.com>
13705 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
13706 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
13708 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
13710 2009-05-28 Richard Guenther <rguenther@suse.de>
13712 * tree-ssa-alias.c (ao_ref_init): New function.
13713 (ao_ref_base): Likewise.
13714 (ao_ref_base_alias_set): Likewise.
13715 (ao_ref_alias_set): Likewise.
13716 (refs_may_alias_p_1): Change signature.
13717 (refs_may_alias_p): Adjust.
13718 (refs_anti_dependent_p): Likewise.
13719 (refs_output_dependent_p): Likewise.
13720 (call_may_clobber_ref_p_1): Change signature.
13721 (call_may_clobber_ref_p): Adjust.
13722 (stmt_may_clobber_ref_p_1): New function split out from ...
13723 (stmt_may_clobber_ref_p): ... here.
13724 (maybe_skip_until): Adjust signature.
13725 (get_continuation_for_phi): Likewise.
13726 (walk_non_aliased_vuses): Likewise.
13727 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
13728 (ao_ref_init): Declare.
13729 (ao_ref_base): Likewise.
13730 (ao_ref_alias_set): Likewise.
13731 (stmt_may_clobber_ref_p_1): Likewise.
13732 (walk_non_aliased_vuses): Adjust.
13733 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
13734 (get_ref_from_reference_ops): remove.
13735 (vn_reference_lookup_2): Adjust signature.
13736 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
13737 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
13738 (vn_reference_lookup): Adjust.
13739 (vn_reference_insert): Likewise.
13740 (vn_reference_insert_pieces): Adjust signature.
13741 (visit_reference_op_call): Adjust.
13742 * tree-ssa-pre.c (get_expr_type): Simplify.
13743 (phi_translate_1): Adjust.
13744 (compute_avail): Likewise.
13745 (translate_vuse_through_block): Do not re-build trees.
13746 (value_dies_in_block_x): Likewise.
13747 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
13749 (vn_reference_lookup_pieces): Adjust declaration.
13750 (vn_reference_insert_pieces): Likewise.
13752 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
13754 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
13755 with checking disabled.
13757 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
13761 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
13762 macro definition for support of three-operand format aligned
13763 .comm directive in assembler on cygwin/pe/mingw target OS.
13764 * configure: Regenerate.
13765 * config.h: Regenerate.
13767 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
13768 aligned form of .comm directive if -mpe-aligned-commons is in effect.
13769 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
13771 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
13772 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
13774 2009-05-28 Ira Rosen <irar@il.ibm.com>
13776 PR tree-optimization/40254
13777 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
13778 in analysis of basic blocks.
13780 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
13782 PR middle-end/33699
13783 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
13784 * target-def.h (TARGET_CONST_ANCHOR): New macro.
13785 (TARGET_INITIALIZER): Use it.
13786 * cse.c (CHEAPER): Move it up to the other macros.
13787 (insert): Rename this ...
13788 (insert_with_costs): ... to this. Add cost parameters. Update
13790 (insert): New function. Call insert_with_costs.
13791 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
13792 find_reg_offset_for_const, try_const_anchors): New functions.
13793 (cse_insn): Call try_const_anchors. Adjust cost of src_related
13794 when using a const-anchor. Call insert_const_anchors.
13795 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
13796 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
13798 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13800 * tree-inline.c (remap_decls): Enable nonlocalized variables
13801 when not optimizing.
13803 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
13805 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
13806 Simplify other tests involving optimize.
13808 2009-05-27 Tom Tromey <tromey@redhat.com>
13810 * unwind-dw2.c (_Unwind_DebugHook): New function.
13811 (uw_install_context): Call _Unwind_DebugHook.
13813 2009-05-27 Tom Tromey <tromey@redhat.com>
13815 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
13817 2009-05-27 Ian Lance Taylor <iant@google.com>
13819 * Makefile.in (LINKER, LINKER_FLAGS): Define.
13820 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13821 (ALL_LINKERFLAGS): Define.
13822 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13823 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13824 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13825 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13826 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13827 $(LINKER_FOR_BUILD).
13828 (build/gcov-iov$(build_exeext)): Likewise.
13830 2009-05-27 Julian Brown <julian@codesourcery.com>
13832 * gcse.c (target.h): Include.
13833 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13834 copy of argument to a pseudo register.
13836 2009-05-27 Diego Novillo <dnovillo@google.com>
13838 * tree-ssa-live.c (dump_scope_block): Document arguments.
13839 (dump_scope_blocks): Document.
13840 (debug_scope_blocks): New.
13841 * tree-flow.h (debug_scope_blocks): Declare.
13843 2009-05-21 Denis Chertykov <denisc@overta.ru>
13845 * doc/contrib.texi (Contributors): Add myself to the list.
13847 2009-05-27 Olivier Hainque <hainque@adacore.com>
13849 * expr.c (target_align): New function. Alignment the TARGET of an
13850 assignment may be assume to have.
13851 (highest_pow2_factor_for_target): Use it instead of relying on
13852 immediate tree attributes of TARGET, not necessarily honored when
13853 intermediate bitfields are involved.
13855 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13858 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13859 AVX, SSE4, AES, PCLMUL and POPCNT.
13861 2009-05-27 Diego Novillo <dnovillo@google.com>
13863 * tree-pretty-print.c (dump_location): New.
13864 (dump_generic_node): Call it.
13865 Factor code to handle BLOCK nodes ...
13866 (dump_block_node): ... here.
13868 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13870 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13872 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13874 * gcc-plugin.h: Include config.h and system.h.
13875 (IN_GCC): Define if not defined.
13877 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13879 PR middle-end/40249
13880 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13883 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13885 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13887 * config/m32r/m32r.h: Ditto.
13888 * config/m32r/m32r.md: Ditto.
13889 * config/m32r/predicates.md: Ditto.
13891 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13893 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13895 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13898 (Loading plugins): typo.
13899 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13900 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13901 (Interacting with the GCC Garbage Collector): Added new section.
13902 (Giving information about a plugin): Added new section for
13904 * ggc.h (ggc_register_root_tab): Added declaration.
13905 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13906 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13907 (register_callback): Improved comment in declaration.
13908 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13909 (extra_root_vec) Added static variable for dynamic roots registration.
13910 (ggc_register_root_tab) Added new routine.
13911 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13912 PLUGIN_GGC_MARKING event.
13913 * ggc-zone.c: Include plugin.h.
13914 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13915 * ggc-page.c: Include plugin.h.
13916 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13917 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13918 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13919 (register_callback): check lack of callbacks for
13920 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13921 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13922 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13923 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13924 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13925 dependency on plugin.h.
13926 (plugin.o): Added dependency on ggc.h...
13928 2009-05-26 Richard Guenther <rguenther@suse.de>
13930 PR middle-end/40248
13932 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13933 with mismatched comparison modes.
13935 * expr.c (expand_expr_real_1): Expand the operand of a
13936 VIEW_CONVERT_EXPR in its natural mode.
13938 2009-05-26 Ian Lance Taylor <iant@google.com>
13940 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13941 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13942 (ALL_COMPILERFLAGS): Define.
13943 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13944 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13945 (collect2$(exeext), collect2.o): Likewise.
13946 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13947 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13948 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13949 (libbackend.o, intl.o, cppdefault.o): Likewise.
13950 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13951 (build/%.o): Use $(COMPILER_FOR_BUILD).
13952 (build/gen%$(build_exeext)): Likewise.
13953 (build/gcov-iov$(build_exeext)): LIkewise.
13954 * config/t-darwin (darwin.o): Use $(COMPILER).
13955 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13956 * config/t-sol2 (sol2-c.o): Likewise.
13957 (sol2.o): Likewise.
13958 * config/t-vxworks (vxworks.o): Likewise.
13959 * config/x-darwin (host-darwin.o): Likewise.
13960 * config/x-hpux (host-hpux.o): Likewise.
13961 * config/x-linux (host-linux.o): Likewise.
13962 * config/x-solaris (host-solaris.o): Likewise.
13963 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13964 * config/arm/t-arm (arm-c.o): Likewise.
13965 * config/arm/t-pe (pe.o): Likewise.
13966 * config/arm/t-wince-pe (pe.o): Likewise.
13967 * config/i386/t-cygming (winnt.o): Likewise.
13968 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13969 * config/i386/t-cygwin (cygwin1.o): Likewise.
13970 (cygwin2.o): Likewise.
13971 * config/i386/t-i386 (i386-c.o): Likewise.
13972 * config/i386/t-interix (winnt.o): Likewise.
13973 * config/i386/t-netware (netware.o): Likewise.
13974 * config/i386/t-nwld (nwld.o): Likewise.
13975 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13976 * config/i386/x-i386 (driver-i386.o): Likewise.
13977 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13978 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13979 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13980 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13981 * config/mips/x-native (driver-native.o): Likewise.
13982 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13983 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13984 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13985 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13986 * config/score/t-score-elf (score7.o): Likewise.
13987 (score3.o): Likewise.
13988 * config/sh/t-sh (sh-c.o): Likewise.
13989 * config/sh/t-symbian (sh-c.o): Likewise.
13990 (symbian.o): Likewise.
13991 * config/spu/t-spu-elf (spu-c.o): Likewise.
13992 * config/v850/t-v850 (v850-c.o): Likewise.
13993 * config/v850/t-v850e (v850-c.o): Likewise.
13995 2009-05-26 Richard Guenther <rguenther@suse.de>
13997 PR tree-optimization/40122
13998 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13999 VECTOR_CSTs if possible.
14000 (fold_gimple_assign): Likewise.
14002 2009-05-26 Richard Guenther <rguenther@suse.de>
14004 PR middle-end/40252
14005 * fold-const.c (fold_binary): Use the correct types for building
14008 2009-05-26 Richard Guenther <rguenther@suse.de>
14010 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
14011 redundant calls to merge_alias_info.
14012 (bump_vector_ptr): Likewise.
14013 * tree-ssa-copy.c (merge_alias_info): Remove.
14014 (replace_exp_1): Remove call to merge_alias_info.
14015 (propagate_tree_value): Likewise.
14016 (fini_copy_prop): Propagate points-to info.
14017 * tree-flow.h (merge_alias_info): Remove.
14019 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
14021 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
14023 2009-05-25 Jan Hubicka <jh@suse.cz>
14025 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14026 * cgraph.h (struct inline_summary): New filed self_wize,
14027 size_inlining_benefit, self_time and time_inlining_benefit.
14028 (struct cgraph_global_info): Replace insns by time ans size fields.
14029 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14030 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14031 (ipcp_update_callgraph): Do not touch function bodies.
14032 * ipa-inline.c: Include except.h
14033 (MAX_TIME): New constant.
14034 (overall_insns): Remove.
14035 (leaf_node_p): New.
14036 (overall_size, max_benefit): New static variables.
14037 (cgraph_estimate_time_after_inlining): New function.
14038 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14039 (cgraph_clone_inlined_nodes): Update size.
14040 (cgraph_mark_inline_edge): Update size.
14041 (cgraph_estimate_growth): Use size info.
14042 (cgraph_check_inline_limits): Check size.
14043 (cgraph_default_inline_p): Likewise.
14044 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14045 (cgraph_decide_recursive_inlining): Check size.
14046 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14048 (cgraph_decide_inlining): Likewise.
14049 (cgraph_decide_inlining_incrementally): Likewise; honor
14050 PARAM_EARLY_INLINING_INSNS.
14051 (likely_eliminated_by_inlining_p): New predicate.
14052 (estimate_function_body_sizes): New function.
14053 (compute_inline_parameters): Use it.
14054 * except.c (must_not_throw_labels): New function.
14055 * except.h (must_not_throw_labels): Declare.
14056 * tree-inline.c (init_inline_once): Kill inlining_weigths
14057 * tree-ssa-structalias.c: Avoid uninitialized warning.
14058 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14059 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14060 (PARAM_INLINE_CALL_COST): Remove.
14061 (PARAM_EARLY_INLINING_INSNS): New.
14063 2009-05-25 Richard Guenther <rguenther@suse.de>
14065 PR tree-optimization/36327
14066 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
14067 callback for reference translation or lookup at the point of may-defs.
14068 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
14069 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
14070 for union COMPONENT_REFs.
14071 (vn_reference_lookup_3): New callback. Lookup from memset
14072 and CONSTRUCTOR assignment, translate through struct copies.
14073 (vn_reference_lookup_pieces): Make sure to not free the
14074 passed operands array. Adjust walk_non_aliased_vuses call.
14075 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
14076 make sure we do not leak memory.
14078 2009-05-25 Richard Guenther <rguenther@suse.de>
14080 * tree-ssa-alias.h (dump_points_to_solution): Declare.
14081 * tree-inline.c (expand_call_inline): Reset the escaped and
14082 callused solutions.
14083 * tree-ssa-structalias.c (pass_build_ealias): New.
14084 * tree-pass.h (pass_build_ealias): Declare.
14085 * passes.c (init_optimization_passes): Add PTA during
14086 early optimizations.
14087 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
14088 and CALLUSED solutions.
14089 (dump_points_to_solution): New function, split out from ...
14090 (dump_points_to_info_for): ... here.
14091 * tree-parloops.c (parallelize_loops): Reset the escaped and
14092 callused solutions.
14094 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14097 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
14098 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
14100 2009-05-25 Ira Rosen <irar@il.ibm.com>
14102 PR tree-optimization/40238
14103 * tree-vect-stmts.c (vect_init_vector): Insert initialization
14104 statements after basic block's labels.
14105 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
14106 to free the allocated memory.
14108 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
14110 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
14111 return address with a USE.
14113 2009-05-24 Richard Guenther <rguenther@suse.de>
14115 PR middle-end/40233
14116 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
14117 array type from the main variant of the inner type.
14119 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14121 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
14122 definition to bool (from int) to un-break build.
14123 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
14125 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
14127 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
14128 discard_stmt_changes): Delete.
14129 * tree-ssa-operands.c (scb_stack): Delete.
14130 (init_ssa_operands): Do not initialize it.
14131 (fini_ssa_operands): Do not free it.
14132 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
14134 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
14135 update_stmt, remove the others. Fix comments.
14136 * tree-dfa.c (optimize_stack_restore): Likewise.
14137 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
14138 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
14139 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14140 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
14142 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
14143 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
14144 (dom_opt_finalize_block): Likewise, adjusting access to
14146 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
14147 (stmts_to_rescan): Change item type to gimple.
14148 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
14150 2009-05-24 Ira Rosen <irar@il.ibm.com>
14152 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
14153 * tree-pass.h (pass_slp_vectorize): New pass.
14154 * params.h (SLP_MAX_INSNS_IN_BB): Define.
14155 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
14156 * tree-vectorizer.c (timevar.h): Include.
14157 (user_vect_verbosity_level): Declare.
14158 (vect_location): Fix comment.
14159 (vect_set_verbosity_level): Update user_vect_verbosity_level
14160 instead of vect_verbosity_level.
14161 (vect_set_dump_settings): Add an argument. Ignore user defined
14162 verbosity if dump flags require higher level of verbosity. Print to
14163 stderr only for loop vectorization.
14164 (vectorize_loops): Update call to vect_set_dump_settings.
14165 (execute_vect_slp): New function.
14166 (gate_vect_slp): Likewise.
14167 (struct gimple_opt_pass pass_slp_vectorize): New.
14168 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
14169 access its members.
14170 (vec_info_for_bb): New function.
14171 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
14172 (VECTORIZATION_ENABLED): New macro.
14173 (SLP_ENABLED, SLP_DISABLED): Likewise.
14174 (vect_is_simple_use): Add bb_vec_info argument.
14175 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
14176 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
14177 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
14178 vect_schedule_slp, vect_analyze_slp): Likewise.
14179 (vect_analyze_stmt): Add slp_tree argument.
14180 (find_bb_location): Declare.
14181 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14182 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
14183 (vect_analyze_loop_operations, vect_analyze_loop,
14184 get_initial_def_for_induction, vect_create_epilog_for_reduction,
14185 vect_finalize_reduction, vectorizable_reduction,
14186 vectorizable_live_operation, vect_transform_loop): Likewise.
14187 * tree-data-ref.c (dr_analyze_innermost): Update comment,
14188 skip evolution analysis if analyzing a basic block.
14189 (dr_analyze_indices): Likewise.
14190 (initialize_data_dependence_relation): Skip the test whether the
14191 object is invariant for basic blocks.
14192 (compute_all_dependences): Skip dependence analysis for data
14193 references in basic blocks.
14194 (find_data_references_in_stmt): Don't fail in case of invariant
14195 access in basic block.
14196 (find_data_references_in_bb): New function.
14197 (find_data_references_in_loop): Move code to
14198 find_data_references_in_bb and add a call to it.
14199 (compute_data_dependences_for_bb): New function.
14200 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
14201 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
14203 (vect_analyze_data_ref_dependence): Check for interleaving in case of
14204 unknown dependence in basic block and fail in case of dependence in
14206 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
14207 dependence instances from either loop or basic block vectorization
14209 (vect_compute_data_ref_alignment): Check if it is loop vectorization
14210 before calling nested_in_vect_loop_p.
14211 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
14212 dependence instances from either loop or basic block vectorization
14214 (vect_verify_datarefs_alignment): Likewise.
14215 (vect_enhance_data_refs_alignment): Adjust function calls.
14216 (vect_analyze_data_refs_alignment): Likewise.
14217 (vect_analyze_group_access): Fix printing. Skip different checks if
14218 DR_STEP is 0. Keep strided stores either in loop or basic block
14219 vectorization data structure. Fix indentation.
14220 (vect_analyze_data_ref_access): Fix comments, allow zero step in
14222 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
14223 dependence instances from either loop or basic block vectorization
14225 (vect_analyze_data_refs): Update comment. Call
14226 compute_data_dependences_for_bb to analyze basic blocks.
14227 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
14228 case of loop vectorization. In case of basic block vectorization use
14229 data-ref itself as a base.
14230 (vect_create_data_ref_ptr): In case of basic block vectorization:
14231 don't advance the pointer, add new statements before the current
14232 statement. Adjust function calls.
14233 (vect_supportable_dr_alignment): Support only aligned accesses in
14234 basic block vectorization.
14235 * common.opt (ftree-slp-vectorize): New flag.
14236 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
14237 (vect_pattern_recog_1): Likewise.
14238 * tree-vect-stmts.c (process_use): Likewise.
14239 (vect_init_vector): Add new statements in the beginning of the basic
14240 block in case of basic block SLP.
14241 (vect_get_vec_def_for_operand): Adjust function calls.
14242 (vect_finish_stmt_generation): Likewise.
14243 (vectorizable_call): Add assert that it is loop vectorization, adjust
14245 (vectorizable_conversion, vectorizable_assignment): Likewise.
14246 (vectorizable_operation): In case of basic block SLP, take
14247 vectorization factor from statement's type and skip the relevance
14248 check. Adjust function calls.
14249 (vectorizable_type_demotion): Add assert that it is loop
14250 vectorization, adjust function calls.
14251 (vectorizable_type_promotion): Likewise.
14252 (vectorizable_store): Check for outer loop only in case of loop
14253 vectorization. Adjust function calls. For basic blocks, skip the
14254 relevance check and don't advance pointers.
14255 (vectorizable_load): Likewise.
14256 (vectorizable_condition): Add assert that it is loop vectorization,
14257 adjust function calls.
14258 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
14259 that it is not reduction, get vector type, call only supported
14260 functions, skip loop specific parts.
14261 (vect_transform_stmt): Check for outer loop only in case of loop
14263 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
14264 (vect_is_simple_use): Fix comment, add new argument, fix conditions
14265 for external definition.
14266 * passes.c (pass_slp_vectorize): New pass.
14267 * tree-vect-slp.c (find_bb_location): New function.
14268 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
14269 check for patterns only in loops.
14270 (vect_build_slp_tree): Add argument, adjust function calls, fail in
14271 case of multiple types in basic block SLP.
14272 (vect_mark_slp_stmts_relevant): New function.
14273 (vect_supported_load_permutation_p): Fix comment.
14274 (vect_analyze_slp_instance): Add argument. In case of basic block
14275 SLP, take vectorization factor from statement's type, check that
14276 unrolling factor is 1. Adjust function call. Save SLP instance in
14277 either loop or basic block vectorization structure. Return FALSE,
14279 (vect_analyze_slp): Add argument. Get strided stores groups from
14280 either loop or basic block vectorization structure. Return FALSE
14281 if basic block SLP failed.
14282 (new_bb_vec_info): New function.
14283 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
14284 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
14285 (vect_schedule_slp): Add argument. Get SLP instances from either
14286 loop or basic block vectorization structure. Set vectorization factor
14287 to be 1 for basic block SLP.
14288 (vect_slp_transform_bb): New function.
14289 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
14291 2009-05-23 Mark Mitchell <mark@codesourcery.com>
14293 * final.c (shorten_branches): Do not align labels for jump tables.
14294 (final_scan_insn): Use JUMP_TABLE_DATA_P.
14296 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
14298 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
14299 Remove outdated reference to flow.c and fix nits.
14300 * doc/gccint.texi: Tweak RTL description.
14301 * doc/rtl.texi: Likewise.
14303 2009-05-23 Denis Chertykov <chertykov@gmail.com>
14305 * config/avr/avr.c: Change my email address.
14306 * config/avr/avr.h: Likewise.
14307 * config/avr/avr.md: Likewise.
14308 * config/avr/avr-protos.h: Likewise.
14309 * config/avr/libgcc.S: Likewise.
14311 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
14313 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
14314 (spu_split_load, spu_split_store): Change return type to int.
14315 (spu_split_convert): Declare.
14316 * config/spu/predicates.md (spu_mem_operand): Remove.
14317 (spu_mov_operand): Update.
14318 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
14319 * config/spu/spu.c (regno_aligned_for_load): Remove.
14320 (reg_aligned_for_addr, spu_expand_load): Define.
14321 (spu_expand_extv): Reimplement and handle MEM.
14322 (spu_expand_insv): Handle MEM.
14323 (spu_sched_reorder): Handle insn's with length 0.
14324 (spu_legitimate_address_p): Reimplement.
14325 (store_with_one_insn_p): Return TRUE for any mode with size
14326 larger than 16 bytes.
14327 (address_needs_split): Define.
14328 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
14330 (spu_convert_move): Define.
14331 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
14332 (spu_split_store): Change all MEM's to TImode.
14333 (spu_init_expanders): Preallocate registers that correspond to
14334 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
14336 (spu_split_convert): Define.
14337 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
14338 (_move<mode>, _movdi, _movti): Update predicate and condition.
14339 (load, store): Change to define_split.
14340 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
14342 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
14343 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
14344 define_insn_and_split of lshr<mode>3.
14345 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
14346 (<v>ashr<mode>3_imm): Define.
14347 (extv, extzv, insv): Allow MEM operands.
14348 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
14349 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
14350 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
14351 (_spu_convert2): Change to define_insn_and_split and remove the
14352 corresponding define_peephole2.
14353 (stack_protect_set, stack_protect_test, stack_protect_test_si):
14354 Change predicates to memory_operand.
14356 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14358 * config/arm/thumb2.md: Add 16-bit multiply instructions.
14360 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14362 PR tree-optimization/40219
14363 * tree.c (iterative_hash_expr): Make sure the builtin function is
14364 a normal builtin function and not a front end or back end builtin
14365 before indexing into the built_in_decls array.
14367 2009-05-22 Richard Guenther <rguenther@suse.de>
14369 PR middle-end/38964
14370 * alias.c (write_dependence_p): Do not use TBAA for answering
14371 anti-dependence or output-dependence.
14372 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
14373 (emit_pointer_definition): Remove.
14374 (emit_alias_warning): Likewise.
14375 (find_what_var_points_to): Remove TBAA pruning code.
14376 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
14378 (compute_points_to_sets): Remove code computing the set of
14379 dereferenced pointers.
14380 * tree-data-ref.c (dr_may_alias_p): Properly use the split
14381 oracle for querying anti and output dependencies.
14382 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
14383 if TBAA may be applied.
14384 (refs_anti_dependent_p): New function.
14385 (refs_output_dependent_p): Likewise.
14386 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
14387 (refs_output_dependent_p): Likewise.
14388 * doc/tree-ssa.texi (Memory model): New section.
14389 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14390 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14391 * cfgexpand.c (expand_gimple_basic_block): Do not handle
14392 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
14393 * expr.c (expand_expr_real_1): Likewise.
14394 * gimple-low.c (lower_stmt): Likewise.
14395 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
14396 (dump_gimple_cdt): Remove.
14397 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14398 (gimple_size): Likewise.
14399 (walk_gimple_op): Likewise.
14400 (is_gimple_stmt): Likewise.
14401 (walk_stmt_load_store_addr_ops): Likewise.
14402 (gimple_build_cdt): Remove.
14403 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
14404 * gimple.h (gimple_cdt_new_type): Remove.
14405 (gimple_cdt_new_type_ptr): Likewise.
14406 (gimple_cdt_set_new_type): Likewise.
14407 (gimple_cdt_location): Likewise.
14408 (gimple_cdt_location_ptr): Likewise.
14409 (gimple_cdt_set_location): Likewise.
14410 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14411 * tree-cfg.c (remove_useless_stmts_1): Do not handle
14412 GIMPLE_CHANGE_DYNAMIC_TYPE.
14413 (verify_types_in_gimple_stmt): Likewise.
14414 * tree-inline.c (estimate_num_insns): Likewise.
14415 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
14416 (copy_decl_to_var): Likewise.
14417 (copy_result_decl_to_var): Likewise.
14418 * tree-pretty-print.c (dump_generic_node): Do not handle
14419 CHANGE_DYNAMIC_TYPE_EXPR.
14420 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14421 * tree-ssa-operands.c (get_expr_operands): Likewise.
14422 * tree-ssa-structalias.c (struct variable_info): Remove
14423 no_tbaa_pruning member.
14424 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
14425 (unify_nodes): Do not copy it.
14426 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
14427 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
14428 (set_uids_in_ptset): Do not check it.
14429 (find_what_var_points_to): Likewise.
14430 (compute_tbaa_pruning): Remove.
14431 (compute_points_to_sets): Do not call it.
14432 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
14433 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
14434 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
14435 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
14436 (DECL_NO_TBAA_P): Likewise.
14437 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
14438 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
14439 (expand_omp_atomic_pipeline): Do not set it.
14440 * print-tree.c (print_node): Do not dump it.
14441 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14444 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
14447 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
14450 2009-05-22 Mark Mitchell <mark@codesourcery.com>
14452 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
14455 2009-05-22 Ben Elliston <bje@au.ibm.com>
14457 * Makefile.in (bversion.h, s-bversion): New targets.
14458 (TOPLEV_H): Add bversion.h.
14459 * toplev.h: Include "bversion.h".
14460 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
14461 the __format__ attribute only if compiling with the same version
14462 of GCC as the sources (the "build version").
14464 2009-05-22 Ben Elliston <bje@au.ibm.com>
14466 * c-format.c (handle_format_attribute): Fix comment typo.
14468 2009-05-21 Steve Ellcey <sje@cup.hp.com>
14471 * config/ia64/ia64.opt (mfused-madd): New.
14472 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
14473 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
14474 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
14475 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
14476 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
14477 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
14478 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
14479 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
14480 instruction if !TARGET_FUSED_MADD.
14481 (fpma, fpms): Remove colon from name.
14483 2009-05-22 Richard Guenther <rguenther@suse.de>
14485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
14486 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
14487 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
14489 (create_expression_by_pieces): Only convert if necessary.
14490 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
14491 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
14493 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
14495 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
14496 regular pattern from a template and rename it ...
14497 (*extzv_truncsi_exts): ... to this.
14499 2009-05-21 Richard Guenther <rguenther@suse.de>
14501 * cgraph.h (struct cgraph_node): Remove inline_decl member.
14502 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
14503 (cgraph_default_inline_p): Likewise.
14504 (cgraph_decide_inlining_incrementally): Likewise.
14506 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
14507 Uros Bizjak <ubizjak@gmail.com>
14509 * config/i386/cpuid.h (bit_MOVBE): New.
14511 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
14513 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
14514 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
14515 (ix86_handle_option): Handle OPT_mmovbe.
14516 (ix86_target_string): Add -mmovbe.
14517 (pta_flags): Add PTA_MOVBE.
14518 (processor_alias_table): Add PTA_MOVBE to "atom".
14519 (override_options): Handle PTA_MOVBE.
14521 * config/i386/i386.h (TARGET_MOVBE): New.
14523 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
14524 (*bswapsi_movbe): New.
14525 (*bswapdi_movbe): Likewise.
14526 (bswapdi2): Renamed to ...
14527 (*bswapdi_1): This.
14528 (bswapdi2): New expander.
14530 * config/i386/i386.opt (mmovbe): New.
14532 * doc/invoke.texi: Document -mmovbe.
14534 2009-05-21 Taras Glek <tglek@mozilla.com>
14536 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
14537 * gcc-plugin.h (plugin_init): Updated signature.
14538 * gcc-plugin.h (plugin_name_args): Moved to this header.
14539 * doc/plugins.texi (plugin_init): Updated documention to reflect
14541 * doc/plugins.texi (plugin_name_args): Added to documention.
14543 2009-05-21 Mark Mitchell <mark@codesourcery.com>
14545 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
14546 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
14548 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
14550 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
14551 JUMP_TABLE_DATA_P predicates where applicable.
14552 * config/i386/predicates.md: Ditto.
14553 * config/i386/sse.md: Ditto.
14555 2009-05-21 Jakub Jelinek <jakub@redhat.com>
14557 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
14558 operand2 -128 override length_immediate attribute to 1.
14559 * config/i386/predicates.md (constm128_operand): New predicate.
14561 * config/i386/i386.c (memory_address_length): Handle %r12
14562 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
14564 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
14565 mode look through optional ZERO_EXTEND and SUBREG.
14566 * config/i386/i386.md (R12_REG): New define_constant.
14567 (prefix_data16): For sse unit set also for MODE_TI insns.
14568 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
14569 insns set if operand 1 is ext_QIreg_operand.
14570 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
14571 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
14573 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
14574 mode from MODE_DI to MODE_SI.
14575 (movdi_1_rex64): Override modrm and length_immediate attributes
14576 only for movabs (TYPE_IMOV, alternative 2).
14577 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
14578 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
14579 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
14580 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
14581 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
14582 prefix_rex attribute if DImode.
14583 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
14584 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
14585 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
14586 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
14587 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
14588 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
14589 Likewise. For TYPE_IMOV clear length_immediate attribute.
14590 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
14591 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
14592 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
14593 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
14594 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
14595 or one operand TYPE_ISHIFT.
14596 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
14597 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
14598 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
14599 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
14600 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
14601 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
14602 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
14603 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
14604 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
14605 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
14606 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
14607 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
14608 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
14609 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
14610 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
14611 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
14612 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
14613 set mode attribute, don't override length attribute.
14614 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
14616 (return_internal_long): Set length attribute to 2 instead of 1.
14617 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
14618 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
14619 prefix_rex attribute.
14620 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
14622 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
14624 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14626 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
14628 2009-05-20 Ian Lance Taylor <iant@google.com>
14630 * tree.c (build_tree_list_vec_stat): New function.
14631 (ctor_to_vec): New function.
14632 (build_nt_call_vec): New function.
14633 (build_call_array): Change args to be a const pointer.
14634 (build_call_vec): New function.
14635 * tree.h (build_nt_call_vec): Declare.
14636 (build_tree_list_vec_stat): Declare.
14637 (build_tree_list_vec): Define.
14638 (build_call_array): Update declaration.
14639 (build_call_vec): Declare.
14640 (ctor_to_vec): Declare.
14641 * c-common.c (tree_vector_cache): New static variable.
14642 (make_tree_vector): New function.
14643 (release_tree_vector): New function.
14644 (make_tree_vector_single): New function.
14645 (make_tree_vector_copy): New function.
14646 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
14647 (make_tree_vector_single, make_tree_vector_copy): Declare.
14648 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
14649 (c_parser_expr_list): Don't manage cache here, instead call
14651 (c_parser_release_expr_list): Remove static function.
14652 (c_parser_vec_to_tree_list): Remove static function.
14653 (c_parser_attributes): Call build_tree_list_vec instead of
14654 c_parser_vec_to_tree_list. Call release_tree_vector instead of
14655 c_parser_release_expr_list.
14656 (c_parser_postfix_expression_after_primary): Likewise.
14657 (c_parser_objc_keywordexpr): Likewise.
14659 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
14661 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
14662 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
14663 TARGET_CONVERT_TO_TYPE.
14664 * hooks.c (hook_tree_const_tree_null): Define.
14665 * hooks.h (hook_tree_const_tree_null): Declare.
14666 * target.h (struct gcc_target): Add invalid_parameter_type,
14667 invalid_return_type, promoted_type, and convert_to_type fields.
14668 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
14669 (TARGET_INVALID_RETURN_TYPE): Define.
14670 (TARGET_PROMOTED_TYPE): Define.
14671 (TARGET_CONVERT_TO_TYPE): Define.
14672 (TARGET_INITIALIZER): Update for new fields.
14673 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
14674 (grokparms): Check targetm.invalid_parameter_type.
14675 * c-typeck.c (default_conversion): Check targetm.promoted_type.
14676 * c-convert.c (convert): Check targetm.convert_to_type.
14678 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
14680 * config/mips/mips.md (*extenddi_truncate<mode>,
14681 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
14683 (*extendhi_truncateqi): New define_insn_and_sptit.
14685 2009-05-20 Jakub Jelinek <jakub@redhat.com>
14687 PR middle-end/40204
14688 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
14689 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
14691 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
14693 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
14694 the operand of VIEW_CONVERT_EXPR.
14696 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
14698 * config/i386/driver-i386.c (host_detect_local_cpu): Check
14699 extended family and model for Intel processors. Support Intel Atom.
14701 2009-05-20 Olivier Hainque <hainque@adacore.com>
14703 * gstab.h (stab_code_type): Define, to be used instead of the
14704 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
14706 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
14707 occurrences by stab_code_type.
14708 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
14710 2009-05-20 Martin Jambor <mjambor@suse.cz>
14712 * tree-flow.h (insert_edge_copies_seq): Undeclare.
14713 (sra_insert_before): Likewise.
14714 (sra_insert_after): Likewise.
14715 (sra_init_cache): Likewise.
14716 (sra_type_can_be_decomposed_p): Likewise.
14717 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
14718 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
14719 (sra_insert_before): Likewise.
14720 (sra_insert_after): Likewise.
14721 (sra_init_cache): Likewise.
14722 (insert_edge_copies_seq): Made static and moved upwards.
14724 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
14727 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
14729 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
14730 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
14733 2009-05-20 Richard Guenther <rguenther@suse.de>
14735 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
14736 with mismatched comparison modes.
14738 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14740 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
14741 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
14742 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
14743 with shifts for Thumb2.
14744 (orsi_notsi): New for orn.
14745 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
14746 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
14747 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
14748 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
14749 Don't invert remainder for IOR.
14751 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
14753 PR tree-optimization/40087
14754 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
14755 number_of_iterations_ne): Rename never_infinite argument.
14756 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
14757 number_of_iterations_le): Handle pointer-type ivs when
14758 exit_must_be_taken is false.
14759 (number_of_iterations_cond): Do not always assume that
14760 exit_must_be_taken if the control variable is a pointer.
14762 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14764 * c-typeck.c (build_binary_op): Allow % on integal vectors.
14765 * doc/extend.texi (Vector Extension): Document that % is allowed too.
14767 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
14770 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
14772 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14775 * c.opt (Wlogical-op): Disabled by default.
14776 * c-opt (c_common_post_options): Do not enable Wlogical-op with
14778 * doc/invoke.texi (Wlogical-op): Likewise.
14780 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
14782 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
14784 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
14785 Propagate the type of the first operand.
14786 <ASSERT_EXPR>: Simplify.
14787 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
14788 Rewrite using the RHS code as discriminant.
14789 <NOP_EXPR>: Turn into CASE_CONVERT.
14790 <PLUS_EXPR>: Propagate the type of the first operand.
14792 2009-05-19 Steve Ellcey <sje@cup.hp.com>
14794 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
14795 (ia64_dconst_0_375): New.
14796 * config/ia64/ia64.c (ia64_override_options): Remove
14797 -minline-sqrt-min-latency warning.
14798 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
14799 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
14800 * config/ia64/ia64.md (*sqrt_approx): Remove.
14801 (sqrtsf2): Remove #if 0.
14802 (sqrtsf2_internal_thr): Rewrite and move to div.md.
14803 (sqrtdf): Remove assert.
14804 (sqrtdf2_internal_thr): Rewrite and move to div.md.
14805 (sqrtxf2): Remove #if 0.
14806 (sqrtxf2_internal_thr): Rewrite and move to div.md.
14807 * div.md (sqrt_approx_rf): New.
14808 (sqrtsf2_internal_thr): New implementation.
14809 (sqrtsf2_internal_lat): New.
14810 (sqrtdf2_internal_thr: New implementation.
14811 (sqrtxf2_internal): New implementation.
14813 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
14814 Hans-Peter Nilsson <hp@axis.com>
14816 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
14817 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
14818 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
14819 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
14820 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14821 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14822 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14823 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14824 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14825 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14826 * c-common.c: ...from here.
14828 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14830 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14832 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14834 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14836 2009-05-19 Ben Elliston <bje@au.ibm.com>
14838 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14839 assignments with memcpy calls.
14840 (add_fdes): Likewise.
14841 (binary_search_unencoded_fdes): Likewise.
14842 (linear_search_fdes): Eliminate type puns.
14844 2009-05-19 Richard Guenther <rguenther@suse.de>
14846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14847 not falsely claim to have propagated into all uses.
14849 2009-05-19 Ben Elliston <bje@au.ibm.com>
14851 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14854 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14856 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14857 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14858 (TARGET_LEGITIMATE_ADDRESS_P): New.
14859 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14860 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14862 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14865 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14866 child of the containing namespace's DIE.
14868 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14870 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14871 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14872 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14875 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14878 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14879 gen_align with gen_pad.
14880 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14881 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14883 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14884 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14886 * config/i386/i386.md (align): Renamed to ...
14887 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14888 ASM_OUTPUT_MAX_SKIP_PAD.
14890 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14892 * config.gcc: Fix variable syntax.
14895 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14896 before calling exact_log2.
14897 (output_iorsi3): Likewise.
14898 (output_xorsi3): Likewise.
14900 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14902 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14903 for the none zero constant operand except for EQ and NE
14904 comprisons even when the first operand is R0.
14906 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14908 * config/s390/2064.md: Remove trailing whitespaces.
14909 * config/s390/2084.md: Likewise.
14910 * config/s390/constraints.md: Likewise.
14911 * config/s390/fixdfdi.h: Likewise.
14912 * config/s390/libgcc-glibc.ver: Likewise.
14913 * config/s390/s390-modes.def: Likewise.
14914 * config/s390/s390-protos.h: Likewise.
14915 * config/s390/s390.c: Likewise.
14916 * config/s390/s390.h: Likewise.
14917 * config/s390/s390.md: Likewise.
14918 * config/s390/tpf-unwind.h: Likewise.
14920 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14922 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14924 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14927 * configure.ac (m68k-*-*): Check if binutils support TLS.
14928 * configure: Regenerate.
14929 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14930 * config/m68k/constraints.md (Cu): New constraint.
14931 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14932 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14933 (movsi): Handle TLS symbols.
14934 (addsi3_5200): Handle XTLS symbols, indent.
14935 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14936 (m68k_tls_reference_p): Declare.
14937 (m68k_legitimize_address): Declare.
14938 (m68k_unwrap_symbol): Declare.
14939 * config/m68k/m68k.opt (mxtls): New option.
14940 * config/m68k/m68k.c (ggc.h): Include.
14941 (m68k_output_dwarf_dtprel): Implement hook.
14942 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14943 (m68k_expand_prologue): Load GOT pointer when function needs it.
14944 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14945 (m68k_legitimate_constant_address_p): Same.
14946 (m68k_decompose_address): Handle TLS references.
14947 (m68k_get_gp): New static function.
14948 (enum m68k_reloc): New contants.
14949 (TLS_RELOC_P): New macro.
14950 (m68k_wrap_symbol): New static function.
14951 (m68k_unwrap_symbol): New function.
14952 (m68k_final_prescan_insn_1): New static function.
14953 (m68k_final_prescan_insn): New function.
14954 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14956 (legitimize_pic_address): Handle TLS references..
14957 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14958 (m68k_libcall_value_in_a0_p)
14959 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14960 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14961 (m68k_legitimize_tls_address): Handle TLS references.
14962 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14964 (m68k_legitimize_address): Handle TLS symbols.
14965 (m68k_get_reloc_decoration): New static function.
14966 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14968 (m68k_output_dwarf_dtprel): Implement hook.
14969 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14970 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14971 m68k_call_* routines.
14972 (sched_attr_op_type): Handle TLS symbols.
14973 (gt-m68k.h): Include.
14974 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14975 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14977 2009-05-18 Martin Jambor <mjambor@suse.cz>
14979 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14980 (visit_store_addr_for_mod_analysis): New function.
14981 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14982 (determine_cst_member_ptr): Use gimple_assign_single_p.
14983 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14984 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14985 operands. Don't check number of operands of a NOP_EXPR.
14987 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14989 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14991 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14994 * c-common.c (warn_logical_operator): Don't warn if one of
14995 expression isn't always true or false.
14997 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14999 * config/i386/biarch32.h: New file.
15000 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
15002 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
15004 * config/mips/mips.md (*zero_extend<mode>_trunchi,
15005 *zero_extend<mode>_truncqi): Merge these into ...
15006 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
15007 Name the pattern following this as *zero_extendhi_truncqi.
15009 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
15011 PR middle-end/39301
15012 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
15013 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
15014 (output_info): Make field HOST_WIDEST_INT.
15015 (print_statistics): Use HOST_WIDEST_INT_PRINT.
15016 (dump_bitmat_statistics): Same.
15018 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
15020 * config.gcc (use_gcc_stdint): Set to wrap.
15021 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15022 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15023 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15024 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15025 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15026 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15027 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15028 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15030 2009-05-16 Joseph Myers <joseph@codesourcery.com>
15032 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
15034 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
15035 Move definitions earlier.
15036 (OPT_ARCH64, OPT_ARCH32): Define.
15037 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
15040 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15043 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
15046 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
15048 * arm.md (movdi2): Copy non-reg values to DImode registers.
15050 2009-05-16 Jakub Jelinek <jakub@redhat.com>
15053 * final.c (label_to_max_skip): New function.
15054 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
15055 CODE_LABEL_NUMBER <= max_labelno.
15056 * output.h (label_to_max_skip): New prototype.
15057 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
15058 (ix86_avoid_jump_mispredicts): ... this. Don't define if
15059 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
15060 Handle CODE_LABELs with >= 16 byte alignment or with
15061 max_skip == (1 << align) - 1.
15062 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
15063 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
15066 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
15067 .p2align 3 if MAX_SKIP is smaller than 7.
15068 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15070 2009-05-15 Ian Lance Taylor <iant@google.com>
15072 * alias.c (struct alias_set_entry_d): Rename from struct
15073 alias_set_entry. Change all uses.
15074 * except.c (struct call_site_record_d): Rename from struct
15075 call_site_record. Change all uses.
15076 * except.h (struct eh_region_d): Rename from struct eh_region.
15078 * gcse.c (struct hash_table_d): Rename from struct hash_table.
15080 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
15081 ivtype_map_elt. Change all uses.
15082 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
15084 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
15085 * graphite.h (struct name_tree_d): Rename from struct name_tree.
15087 (struct sese_d): Rename from struct sese. Change all uses.
15088 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
15089 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
15090 * optabs.h (struct optab_d): Rename from struct optab. Change all
15092 (struct convert_optab_d): Rename from struct convert_optab.
15094 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
15095 ipa_opt_pass. Change all uses.
15096 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
15099 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
15100 defined as a typedef.
15101 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
15104 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15107 * fold-const.c (make_range,build_range_check,merge_ranges): Move
15109 (merge_ranges): Returns bool.
15110 * tree.h (make_range): .. to here.
15111 (build_range_check): Likewise.
15112 (merge_ranges): Likewise. Renamed from merge_ranges.
15113 * c-typeck.c (parser_build_binary_op): Update calls to
15114 warn_logical_operator.
15115 * c-common.c (warn_logical_operator): Add new warning.
15116 * c-common.h (warn_logical_operator): Update declaration.
15118 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15120 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
15122 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15124 * doc/install.texi: Document MPC requirements, flags etc.
15126 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
15127 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
15128 Evaluate constant arguments.
15129 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
15130 (fold_builtin_1): Likewise, also evaluate constant arguments.
15131 Remove superfluous break.
15132 (do_mpc_ckconv): New.
15133 * real.h: Include mpc.h.
15134 * toplev.c (print_version): Output MPC version info if available.
15136 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15138 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
15140 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
15142 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
15145 2009-05-15 Jan Hubicka <jh@suse.cz>
15147 * doc/invoke.texi (max-early-inliner-iterations): New flag.
15148 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
15149 (try_inline): Fix return value.
15150 (cgraph_decide_inlining_incrementally): Honor new value.
15151 (cgraph_early_inlining): Handle indirect inlining.
15152 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
15154 2009-05-15 Jan Hubicka <jh@suse.cz>
15156 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
15157 * cgraphunit.c (cgraph_finalize_function): Set it.
15158 (cgraph_expand_function): Use it.
15160 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15162 * real.c (encode_ieee_half): Define.
15163 (decode_ieee_half): Define.
15164 (ieee_half_format): Define.
15165 (arm_half_format): Define.
15166 * real.h (ieee_half_format): Declare.
15167 (arm_half_format): Declare.
15169 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
15171 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
15172 swapped, and reversed optabs exist before trying to use them.
15174 2009-05-15 Paul Brook <paul@codesourcery.com>
15175 Sandra Loosemore <sandra@codesourcery.com>
15177 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
15178 loads. Allow PRE_DEC.
15179 (output_move_neon): Handle PRE_DEC.
15180 (arm_print_operand): Add 'A' for neon structure loads.
15181 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
15182 * config/arm/neon.md (neon_mov): Update comment.
15183 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
15185 (Um): New constraint.
15187 2009-05-15 Jan Hubicka <jh@suse.cz>
15189 Revert the following patch until testsuite fallout is fixed:
15190 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15191 * cgraph.h (struct inline_summary): New filed self_wize,
15192 size_inlining_benefit, self_time and time_inlining_benefit.
15193 (struct cgraph_global_info): Replace insns by time ans size fields.
15194 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15195 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15196 (ipcp_update_callgraph): Do not touch function bodies.
15197 * ipa-inline.c: Include except.h
15198 (MAX_TIME): New constant.
15199 (overall_insns): Remove
15200 (overall_size, max_benefit): New static variables.
15201 (cgraph_estimate_time_after_inlining): New function.
15202 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15203 (cgraph_clone_inlined_nodes): Update size.
15204 (cgraph_mark_inline_edge): Update size.
15205 (cgraph_estimate_growth): Use size info.
15206 (cgraph_check_inline_limits): Check size.
15207 (cgraph_default_inline_p): Likewise.
15208 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15209 (cgraph_decide_recursive_inlining): Check size.
15210 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15212 (cgraph_decide_inlining): Likewise.
15213 (cgraph_decide_inlining_incrementally): Likewise; honor
15214 PARAM_EARLY_INLINING_INSNS.
15215 (likely_eliminated_by_inlining_p): New predicate.
15216 (estimate_function_body_sizes): New function.
15217 (compute_inline_parameters): Use it.
15218 * except.c (must_not_throw_labels): New function.
15219 * except.h (must_not_throw_labels): Declare.
15220 * tree-inline.c (init_inline_once): Kill inlining_weigths
15221 * tree-ssa-structalias.c: Avoid uninitialized warning.
15222 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15223 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15224 (PARAM_INLINE_CALL_COST): Remove.
15225 (PARAM_EARLY_INLINING_INSNS): New.
15227 2009-05-15 Richard Guenther <rguenther@suse.de>
15229 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
15230 not TODO_update_ssa.
15232 2009-05-15 Richard Guenther <rguenther@suse.de>
15234 PR tree-optimization/39999
15235 * gimple.h (gimple_expr_type): Use the expression type looking
15236 through useless conversions.
15237 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
15238 (vn_nary_op_insert_stmt): Likewise.
15239 (simplify_binary_expression): Likewise.
15241 2009-05-15 Richard Guenther <rguenther@suse.de>
15243 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15244 New options, enabled by default.
15245 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
15247 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
15248 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
15249 * tree-ssa-structalias.c (gate_tree_pta): New function.
15250 (pass_build_alias): Use it.
15252 2009-05-15 Joseph Myers <joseph@codesourcery.com>
15254 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
15255 recurse on an invariant address if a conversion from a pointer
15256 type to a wider integer type is involved.
15258 2009-05-15 Jan Hubicka <jh@suse.cz>
15260 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15261 * cgraph.h (struct inline_summary): New filed self_wize,
15262 size_inlining_benefit, self_time and time_inlining_benefit.
15263 (struct cgraph_global_info): Replace insns by time ans size fields.
15264 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15265 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15266 (ipcp_update_callgraph): Do not touch function bodies.
15267 * ipa-inline.c: Include except.h
15268 (MAX_TIME): New constant.
15269 (overall_insns): Remove
15270 (overall_size, max_benefit): New static variables.
15271 (cgraph_estimate_time_after_inlining): New function.
15272 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15273 (cgraph_clone_inlined_nodes): Update size.
15274 (cgraph_mark_inline_edge): Update size.
15275 (cgraph_estimate_growth): Use size info.
15276 (cgraph_check_inline_limits): Check size.
15277 (cgraph_default_inline_p): Likewise.
15278 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15279 (cgraph_decide_recursive_inlining): Check size.
15280 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15282 (cgraph_decide_inlining): Likewise.
15283 (cgraph_decide_inlining_incrementally): Likewise; honor
15284 PARAM_EARLY_INLINING_INSNS.
15285 (likely_eliminated_by_inlining_p): New predicate.
15286 (estimate_function_body_sizes): New function.
15287 (compute_inline_parameters): Use it.
15288 * except.c (must_not_throw_labels): New function.
15289 * except.h (must_not_throw_labels): Declare.
15290 * tree-inline.c (init_inline_once): Kill inlining_weigths
15291 * tree-ssa-structalias.c: Avoid uninitialized warning.
15292 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15293 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15294 (PARAM_INLINE_CALL_COST): Remove.
15295 (PARAM_EARLY_INLINING_INSNS): New.
15296 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
15297 (inline-call-cost): Remove.
15298 (early-inlining-insns): New.
15300 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
15302 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
15304 (print_int_cst_bounds_in_octal_p): Likewise.
15305 (dbxout_type): Adjust calls to above functions. Be prepared to deal
15307 * dwarf2out.c (base_type_die): Likewise.
15308 (is_subrange_type): Delete.
15309 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
15310 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
15311 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
15312 if the destination type is boolean.
15313 (build_range_check): Do not special-case subtypes.
15314 (fold_sign_changed_comparison): Likewise.
15315 (fold_unary): Likewise.
15316 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
15317 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
15318 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
15319 * tree.c (subrange_type_for_debug_p): New predicate based on the
15320 former is_subrange_type.
15321 * tree.h (subrange_type_for_debug_p): Declare.
15322 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
15323 (convert_affine_scev): Remove call to above function.
15324 (chrec_convert_aggressive): Likewise.
15325 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
15326 false for conversions involving subtypes.
15327 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
15328 (vrp_val_min): Likewise.
15329 (needs_overflow_infinity): Likewise.
15330 (extract_range_from_unary_expr): Likewise.
15332 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
15334 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
15335 * config/frv/frv.c: Likewise.
15336 * config/s390/s390.c: Likewise.
15337 * config/sparc/sparc.h: Likewise.
15338 * config/i386/i386.h: Likewise.
15339 * config/i386/i386.c: Likewise.
15340 * config/crx/crx.c: Likewise.
15341 * config/m68hc11/m68hc11.h: Likewise.
15342 * config/iq2000/iq2000.c: Likewise.
15343 * config/mn10300/mn10300.h: Likewise.
15344 * config/mn10300/mn10300.c: Likewise.
15345 * config/m68k/m68k.c: Likewise.
15346 * config/rs6000/rs6000.c: Likewise.
15347 * config/rs6000/xcoff.h: Likewise.
15348 * config/rs6000/linux64.h: Likewise.
15349 * config/rs6000/sysv4.h: Likewise.
15350 * config/score/score3.c: Likewise.
15351 * config/score/score7.c: Likewise.
15352 * config/score/score.c: Likewise.
15353 * config/arm/arm.md: Likewise.
15354 * config/mips/mips.c: Likewise.
15355 * config/mips/mips.md: Likewise.
15356 * config/bfin/bfin.h: Likewise.
15357 * config/pa/pa.c: Likewise.
15358 * config/pa/constraints.md: Likewise.
15360 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
15361 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
15362 * config/pdp11/pdp11.h: Use memory_address_p instead.
15364 2009-05-14 Ian Lance Taylor <iant@google.com>
15366 * passes.c (finish_optimization_passes): Change i to int.
15367 * plugin.c (plugins_active_p): Change event to int.
15368 (dump_active_plugins): Likewise.
15369 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
15371 * tree.c (tree_range_check_failed): Change c to unsigned int.
15372 (omp_clause_range_check_failed): Likewise.
15373 (build_common_builtin_nodes): Change mode to int. Add cast.
15374 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
15375 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
15377 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15378 ++ or -- with a variable of enum type.
15380 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15383 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
15385 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15387 * store-motion.c: Do not include params.h
15388 * Makefile.in: Fix dependencies for various files.
15390 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
15392 * auto-inc-dec.c: Fix pass description, remove apparent
15393 accidental duplication.
15395 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
15397 PR middle-end/40147
15398 * ipa-utils.h (memory_identifier_string): Moved to ...
15399 * tree.h (memory_identifier_string): Here. Add GTY(()).
15401 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15403 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
15404 in the former documentation of...
15405 (GO_IF_LEGITIMATE_ADDRESS): ... this.
15406 * ira-conflicts.c (get_dup_num): Use address_operand.
15407 * targhooks.c (default_legitimate_address_p): New.
15408 * targhooks.h (default_legitimate_address_p): New.
15409 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
15411 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
15412 * target.h (struct target): Add legitimate_address_p.
15413 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
15414 (TARGET_INITIALIZER): Include it.
15416 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15417 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
15418 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
15419 (TARGET_LEGITIMATE_ADDRESS_P): New.
15421 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15422 (REG_OK_STRICT_P): Delete.
15423 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
15424 (frv_legitimate_address_p_1): ... this.
15425 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
15426 (frv_legitimate_address_p_1): ... the renamed old
15427 frv_legitimate_address_p.
15428 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
15429 (TARGET_LEGITIMATE_ADDRESS_P): New.
15431 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15432 * config/s390/s390-protos.h (legitimate_address_p): Remove.
15433 * config/s390/s390.c (legitimate_address_p): Rename to...
15434 (s390_legitimate_address_p): ... this, make static.
15435 (legitimize_address): Adjust call.
15436 (TARGET_LEGITIMATE_ADDRESS_P): New.
15437 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
15439 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15440 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
15441 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
15442 (TARGET_LEGITIMATE_ADDRESS_P): New.
15444 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15445 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
15446 * config/spu/spu.c (spu_legitimate_address): Rename to...
15447 (spu_legitimate_address_p): ... this, make static.
15448 (TARGET_LEGITIMATE_ADDRESS_P): New.
15450 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15451 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
15452 * config/sparc/sparc.c (legitimate_address_p): Rename to...
15453 (sparc_legitimate_address_p): ... this, make static and return bool.
15454 (legitimize_address): Adjust call.
15455 (TARGET_LEGITIMATE_ADDRESS_P): New.
15457 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15458 * config/i386/i386-protos.h (legitimate_address_p): Remove.
15459 * config/i386/i386.c (legitimate_address_p): Rename to...
15460 (ix86_legitimate_address_p): ... this, make static.
15461 (constant_address_p): Move after it, adjust call.
15462 (TARGET_LEGITIMATE_ADDRESS_P): New.
15464 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15465 * config/avr/avr-protos.h (legitimate_address_p): Remove.
15466 * config/avr/avr.c (legitimate_address_p): Rename to...
15467 (avr_legitimate_address_p): ... this, make static.
15468 (legitimize_address): Adjust call.
15469 (TARGET_LEGITIMATE_ADDRESS_P): New.
15471 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15472 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
15473 * config/crx/crx.c (crx_legitimate_address_p): Make static.
15474 (TARGET_LEGITIMATE_ADDRESS_P): New.
15476 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15477 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
15478 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
15479 (TARGET_LEGITIMATE_ADDRESS_P): New.
15481 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15482 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
15484 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
15486 (TARGET_LEGITIMATE_ADDRESS_P): New.
15488 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15489 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
15491 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
15493 (m68hc11_legitimate_address_p): ... this, make static.
15494 (go_if_legitimate_address_internal): Rename to...
15495 (m68hc11_legitimate_address_p_1): ... this.
15496 (legitimize_address): Adjust call.
15497 (TARGET_LEGITIMATE_ADDRESS_P): New.
15499 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15500 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
15501 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
15502 (TARGET_LEGITIMATE_ADDRESS_P): New.
15504 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15505 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
15506 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
15507 (mn10300_legitimate_address_p): ... this, make static.
15508 (TARGET_LEGITIMATE_ADDRESS_P): New.
15510 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15511 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
15512 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
15513 (TARGET_LEGITIMATE_ADDRESS_P): New.
15515 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15516 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
15517 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
15518 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15519 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
15520 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
15521 (rs6000_legitimate_address_p): ... this, make static.
15522 (TARGET_LEGITIMATE_ADDRESS_P): New.
15523 (REG_MODE_OK_FOR_BASE_P): Delete.
15524 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
15526 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15527 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
15529 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
15530 static, adjust types.
15531 (TARGET_LEGITIMATE_ADDRESS_P): New.
15533 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15534 * config/score/score.c (score_address_p): Rename to...
15535 (score_legitimate_address_p): ... this.
15536 (TARGET_LEGITIMATE_ADDRESS_P): New.
15537 * config/score/score3.c (score3_address_p): Rename to...
15538 (score3_legitimate_address_p): ... this.
15539 * config/score/score7.c (score7_address_p): Rename to...
15540 (score7_legitimate_address_p): ... this.
15542 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
15543 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
15544 GO_IF_LEGITIMATE_ADDRESS): Delete.
15545 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
15546 thumb2_legitimate_address_p): Delete.
15547 (arm_legitimate_address_p): Rename to...
15548 (arm_legitimate_address_outer_p): ... this.
15549 * config/arm/constraints.md ("Uq"): Adjust call.
15550 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
15551 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
15553 (arm_legitimate_address_outer_p): ... this.
15554 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
15556 (TARGET_LEGITIMATE_ADDRESS_P): New.
15558 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15559 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
15560 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
15561 (TARGET_LEGITIMATE_ADDRESS_P): New.
15563 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15564 * config/vax/vax-protos.h (legitimate_address_p): Remove.
15565 * config/vax/vax.c (legitimate_address_p): Rename to...
15566 (vax_legitimate_address_p): ... this, make static.
15567 (TARGET_LEGITIMATE_ADDRESS_P): New.
15569 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15570 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
15571 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
15572 (TARGET_LEGITIMATE_ADDRESS_P): New.
15574 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15575 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
15576 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
15577 (mmix_legitimate_address_p): ... this, make static.
15578 (TARGET_LEGITIMATE_ADDRESS_P): New.
15580 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
15581 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
15582 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
15583 (TARGET_LEGITIMATE_ADDRESS_P): New.
15585 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
15587 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
15588 of MODE_COMPLEX_INT.
15590 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15592 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
15593 LCT_NORMAL in function call.
15594 * mips-tdump.c (print_file_desc): Add cast to enum type.
15595 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
15596 (mark_stabs): Add casts to enum types.
15597 (parse_stabs_common): Add casts to enum types.
15599 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15601 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
15602 Check for invalid values of LETTER.
15604 2009-05-13 Taras Glek <tglek@mozilla.com>
15606 * attribs.c (register_attribute): moved out attribute registration
15607 into register_attribute.
15608 * doc/plugins.texi: Documented register_attribute and
15610 * gcc-plugin.h: Added forward decl for register_attribute.
15611 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
15612 * plugin.c (register_callback, invoke_plugin_callbacks): Added
15613 PLUGIN_ATTRIBUTES boilerplate.
15615 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
15617 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
15618 values even in sentinel and empty entries.
15619 (ms_printf_flag_specs): Likewise.
15620 (ms_scanf_flag_specs): Likewise.
15621 (ms_strftime_flag_specs): Likewise.
15622 (ms_print_char_table): Likewise.
15623 (ms_scan_char_table): Likewise.
15624 (ms_time_char_table): Likewise.
15626 2009-05-13 Doug Kwan <dougkwan@google.com>
15628 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
15630 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
15632 * config/mips/mips.md (store): Add attributes for QI and HI.
15634 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
15635 (truncdi<mode>2): ... this new pattern.
15637 2009-05-13 Brad Hards <bradh@kde.org>
15639 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
15641 2009-05-14 Jakub Jelinek <jakub@redhat.com>
15642 Ben Elliston <bje@au.ibm.com>
15644 PR middle-end/40035
15645 * dse.c (check_mem_read_rtx): Guard against width == -1.
15647 2009-05-13 Michael Matz <matz@suse.de>
15649 PR middle-end/39976
15650 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
15651 (trivially_conflicts_p): New function.
15652 (insert_backedge_copies): Use it.
15654 2009-05-13 Janis Johnson <janis187@us.ibm.com>
15656 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
15657 (handle_stdc_pragma): Use new enum constant names.
15658 (handle_pragma_float_const_decimal64): Ditto.
15660 2009-05-13 Ian Lance Taylor <iant@google.com>
15662 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
15665 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
15667 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
15668 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
15670 * config/m68k/m68k.h (FL_UCLINUX): Define.
15672 2009-05-13 Jan Hubicka <jh@suse.cz>
15674 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
15676 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15678 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
15679 unless -fschedule-insns is specified.
15681 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15684 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
15685 TARGET_EXPAND_CBRANCHDI4.
15686 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
15687 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
15688 (cmpeqdi): Fix comment.
15690 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15692 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
15693 (sh_legitimate_address_p): Likewise.
15694 * config/sh/sh.c (sh_legitimate_index_p): New.
15695 (sh_legitimate_address_p): Likewise.
15696 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
15697 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
15698 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
15699 (MAYBE_BASE_REGISTER_RTX_P): New macro.
15700 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
15701 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
15702 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
15703 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
15704 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
15706 2009-05-12 Jan Hubicka <jh@suse.cz>
15708 * tree-inline.c (estimate_operator_cost): Add operands;
15709 when division happens by constant, it is cheap.
15710 (estimate_num_insns): Loads and stores are not having cost of 0;
15711 EH magic stuff is cheap; when computing runtime cost of switch,
15712 use log2 base of amount of its cases; builtin_expect has cost of 0;
15713 compute cost for moving return value of call.
15714 (init_inline_once): Initialize time_based flags.
15715 * tree-inline.h (eni_weights_d): Add time_based flag.
15717 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15719 * df-core.c: Update head documentation.
15721 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15724 * rs6000.c (rs6000_generate_compare): Use op1b instead of
15725 shadowing exisiting variable op1.
15727 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
15730 * config/i386/driver-i386.c (processor_signatures): New enum.
15731 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
15732 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
15733 processor signature to detect geode processor.
15735 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15739 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15741 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15742 causes spurious differences between trunk and cond-optab branch.
15744 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15746 * dojump.c (compare_from_rtx): Delete.
15747 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
15748 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
15749 if the comparison does not satisfy the predicate; test predicates for
15750 operands 2 and 3 of a cstore pattern. Don't try cstore optab
15751 further if one existing pattern fails.
15752 * expr.h (compare_from_rtx): Delete.
15753 (prepare_operand): Declare it.
15754 * optabs.c: Change "lib call" to "libcall" throughout.
15755 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
15756 HAVE_conditional_trap, emit_cmp_insn): Delete.
15757 (can_compare_p): Delete cmp_optab case.
15758 (prepare_float_lib_cmp): Return an rtx and a machine mode.
15759 Accept other parameters by value.
15760 (prepare_operand): Make non-static.
15761 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
15762 other parameters by value. Try to widen operands here based on
15763 an optab_methods argument and looking at cbranch_optab.
15764 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
15765 loop. Use cbranch_optab directly.
15766 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
15767 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
15769 (emit_conditional_move, emit_conditional_add): Inline what's needed
15770 of compare_from_rtx, using new prepare_cmp_insn for the rest.
15771 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
15772 with COMPARE. Move cmov_optab and cstore_optab above
15773 with cbranch_optab, move cmp_optab down with ucmp_optab,
15774 remove tst_otpab. Do not initialize trap_rtx.
15775 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
15776 for trap code. Do not check HAVE_conditional_trap. Use
15777 prepare_cmp_insn. Accept no predicate for operand 3.
15778 * optabs.h (OTI_cmp): Mark as used only for libcalls.
15779 (OTI_ctrap, ctrap_optab): New.
15780 (tst_optab): Delete.
15781 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
15782 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
15783 with lookup of ctrap_optab.
15784 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
15786 (ctrap_optab): New.
15788 * combine.c (combine_simplify_rtx, simplify_set): Do not
15789 special case comparing against zero for cc0 machines.
15790 * simplify-rtx.c (simplify_binary_operation_1): Never remove
15791 COMPARE on cc0 machines.
15792 (simplify_relational_operation): Return a new expression when
15793 a COMPARE could be removed.
15794 * final.c (final_scan_insn): Compare cc_status values
15795 against LHS of a (compare FOO (const_int 0)) cc0 source.
15796 Also check if cc_status.value is the full compare.
15798 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
15799 (cstoreMM4): Document.
15800 (conditional_trap): Document ctrapMM4 instead.
15801 (sync_compare_and_swapMM): Refer to cbranchcc4.
15802 (Dependent Patterns): Eliminate obsolete information referring to
15803 the old jump optimization phase.
15804 (Canonicalization): Include cbranchcc4 case, omit canonicalization
15805 of compares with 0 on cc0 machines.
15806 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
15807 avoiding references to cc0. Remove text about storing operands
15809 * doc/tm.texi (Condition Codes): Include blurb on different
15810 condition code representations, separate into subsections for
15811 CC0, MODE_CC and conditional execution.
15813 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
15814 alpha_emit_setcc): Accept operands and a machine mode.
15815 * config/alpha/alpha.c (alpha_emit_conditional_branch):
15816 Get code/op0/op1 from operands, use machine mode argument
15817 instead of alpha_compare.fp_p. Emit the branch here.
15818 (alpha_emit_setcc): Likewise, and return boolean.
15819 (alpha_emit_conditional_move): Likewise. Assert that
15820 cmp_op_mode == cmp_mode, and simplify accordingly.
15821 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15822 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15823 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15825 (stack probe test): Use cbranchdi4.
15826 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15828 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15829 * config/arc/arc.h (movsicc, movsfcc): Use it.
15830 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15831 (cbranchsi4, cstoresi4): New.
15832 (cmpsi, bCC and sCC expanders): Remove.
15834 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15835 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15836 * config/arm/predicates.md (arm_comparison_operator): Only include
15837 floating-point operators if there is a hardware floating-point unit.
15838 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15839 deferring to cbranch_cc and cstore_cc respectively.
15840 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15841 cbranch_cc, cstore_cc): New.
15842 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15844 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15846 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15847 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15849 (adjust_insn_length): Adjust calls.
15850 (avr_reorg): Handle (compare (foo) (const_int 0)).
15851 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15852 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15853 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15854 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15856 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15857 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15859 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15860 (cbranchsi4, cstorebi4, cstoresi4): New.
15861 (movbisi): This insn is duplicate, split it to zero_extend.
15862 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15863 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15864 (bfin_optimize_loop): Use cbranch expander.
15865 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15866 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15867 (bfin_bimode_comparison_operator): ... this.
15868 (bfin_direct_comparison_operator): New.
15870 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15871 inside (compare FOO (const_int 0)).
15872 (cris_rtx_costs): Handle ZERO_EXTRACT.
15873 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15874 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15875 (*tstdi_v32): Delete.
15876 (*cmpdi_non_v32): Add M alternative for operand 1.
15877 (cmpsi, cmp<mode>): Make private.
15878 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15880 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15882 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15883 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15884 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15885 (cc_reg_operand): New.
15886 (any_cond): Delete.
15887 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15888 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15889 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15890 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15891 crx_expand_scond): Delete.
15893 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15895 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15896 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15898 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15899 cstoresi4, cstoresf4, cstoredf4): New.
15900 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15901 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15902 Receive the entire operands array.
15903 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15904 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15905 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15906 Get test/op0/op1 from the operands array.
15907 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15909 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15910 (h8300_expand_store): New.
15911 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15913 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15914 (h8300_expand_store): New.
15915 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15916 or do not try to produce (set (cc0) REG).
15917 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15918 change a compare into a move to a scratch register. Disable some
15919 peepholes when comparing with zero.
15920 (tstsi, tsthi, tstsi, cmpqi): Make private.
15922 (bCC, sCC): Delete.
15923 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15926 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15927 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15928 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15929 (ix86_emit_i387_log1p): Use cbranchxf2.
15930 (ix86_expand_setcc): Return void.
15931 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15932 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15933 cmp<MODEF>, cmpcc): Remove.
15934 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15935 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15936 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15937 (sCC and bCC expanders): Remove.
15938 (stack_protect_test): Use cbranchcc4.
15940 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15942 (ia64_expand_compare): Accept three rtx by reference and return void.
15943 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15944 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15945 from *expr. Update *expr with the BImode comparison to do.
15946 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15947 cmptf, bCC, sCC, conditional_trap): Delete.
15948 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15949 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15950 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15951 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15952 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15954 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15955 type of last argument.
15956 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15957 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15958 use machine mode argument instead of branch_type. Remove dead
15959 code for floating-point comparisons.
15960 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15961 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15963 (cbranchsi4, cstoresi4): New.
15964 * config/iq2000/predicates.md (reg_or_const_operand): New.
15966 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15967 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15968 (b<code>_op): Rewrite to...
15969 (bcc_op): ... this, using match_operator.
15970 (s<code>_op): Rewrite to...
15971 (scc_op): ... this, using match_operator.
15972 (s<code>_24_op): Rewrite to...
15973 (scc_op_24): ... this, using match_operator.
15974 (s<code>_<mode>): Rewrite to...
15975 (cstore<mode>4): ... this, using match_operator.
15976 (s<code>_<mode>_24): Rewrite to...
15977 (cstore<mode>4_24): ... this, using match_operator.
15978 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15979 m32c_unpend_compare, m32c_expand_scc): Delete.
15980 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15981 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15982 (m32c_expand_movcc): Change NE to EQ if necessary.
15983 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15985 * config/m32r/m32r-protos.h (gen_cond_store): New.
15986 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15987 (gen_cond_store): New, from sCC patterns.
15988 (m32r_expand_block_move): Use cbranchsi4.
15989 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15990 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15991 (cbranchsi4, cstoresi4): New.
15993 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15995 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15996 (m68hc11_notice_update_cc): Look into a compare with 0.
15997 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15999 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
16000 cmphi, cmpqi, bCC): Delete.
16001 (cbranchsi4, cbranchhi4, cbranchqi4): New.
16002 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
16003 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
16006 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
16007 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
16008 * config/m68k/constraints.md (H): New.
16009 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
16010 the define_insn below.
16011 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
16012 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
16013 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
16014 patterns): Wrap RHS with COMPARE.
16015 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
16016 (*cmpdi_internal): Name this pattern.
16017 (cmpdi): Change to define_insn.
16018 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
16019 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
16020 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
16022 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
16023 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
16024 (conditional_trap): Change to...
16025 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
16026 (*conditional_trap): Use the ordered_comparison_operator and
16027 const1_operand predicates.
16028 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
16029 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
16030 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
16031 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
16033 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
16034 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
16035 (mcore_gen_compare): New.
16036 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
16037 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
16038 (mcore_gen_compare): ... this.
16039 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
16040 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
16041 (stack probe pattern): Use cbranchsi4.
16043 * config/mips/predicates.md (mips_cstore_operator): New.
16044 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
16045 * config/mips/mips.md (any_cond): Delete.
16046 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
16048 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
16049 fixuns_truncsfdi2): Use cbranch patterns.
16050 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
16051 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
16052 Adjust call to mips_expand_conditional_branch.
16053 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
16055 * config/mips/mips-protos.h (mips_expand_conditional_branch,
16056 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
16057 * config/mips/mips.c (cmp_operands): Delete.
16058 (mips_emit_compare): Get comparison operands from *op0/*op1.
16059 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
16060 that it succeeds. Use op0/op1 instead of cmp_operands.
16061 (mips_expand_conditional_branch, mips_expand_conditional_move,
16062 mips_expand_conditional_trap): Likewise.
16063 (mips_block_move_loop): Use cbranch patterns.
16064 * config/mips/mips.h (cmp_operands): Delete.
16066 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
16067 (mmix_gen_compare_reg): Just return a register in the right CC mode.
16068 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
16069 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
16070 (*cmpcc_folded): Rename to...
16071 (*cmpdi_folded): this.
16072 (*cmpcc): Rename to...
16074 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
16077 (cbranchdf4): New. Handle invalid comparisons here.
16078 * config/mmix/predicates.md (float_comparison_operator): New.
16080 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
16081 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
16082 * config/mn10300/mn10300.md (tst): Delete.
16083 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
16084 Name these patterns and wrap RHS in a compare.
16085 (*cmpsi): Make this pattern private. Include tst.
16086 (*cmpsf): Make this pattern private.
16087 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
16088 (compare with zero peepholes): Likewise.
16090 (cbranchsi4, cbranchsf4): New.
16091 (casesi): Use cbranchsi4.
16093 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
16094 hppa_branch_type): Delete.
16095 (return_addr_rtx): Use cbranchsi4.
16096 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
16097 Emit CCFPmode comparison here.
16098 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
16099 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
16100 hppa_branch_type): Delete.
16101 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
16102 (movsicc, movdicc): Remove references to hppa_compare_op0,
16103 hppa_compare_op1 and compare_from_rtx.
16104 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
16105 (casesi): Use cbranchsi4.
16107 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
16108 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
16109 * config/pdp11/pdp11.md (register_or_const0_operand): New.
16110 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
16111 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
16113 (cbranchdf4, cbranchhi4, cbranchqi4): New.
16114 (*branch, *branch_inverted): New.
16116 * config/picochip/picochip.md (cbranchhi4): Use
16117 ordered_comparison_operator.
16118 (cmphi, bCC): Remove.
16120 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
16121 (trap_comparison_operator): Delete.
16122 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
16123 rs6000_emit_cbranch): Accept mode and operands.
16124 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
16125 rs6000_compare_fp_p): Delete.
16126 (rs6000_generate_compare): Accept mode and comparison. Extract code
16127 and op0/op1 from there. Replace references to rs6000_compare_op0
16128 and rs6000_compare_op1.
16129 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
16130 extract result from passed operands.
16131 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
16132 extract loc from passed operands.
16133 (rs6000_emit_cmove): Likewise.
16134 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
16135 rs6000_compare_fp_p): Delete.
16136 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
16137 (cbranch<GPR>4, cbranch<FP>4): New.
16138 (cstore<mode>4): New. Consolidate here all choices about when to use
16139 portable or specialized sCC sequences.
16140 (stack_protect_test): Use cbranchsi4.
16141 (conditional_trap): Replace with ctrap<GPR>4.
16142 (conditional trap insn): Replace trap_comparison_operator with
16143 ordered_comparison_operator.
16145 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
16146 (s390_emit_prologue): Use ctrap.
16147 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
16148 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
16149 New predicates replacing...
16150 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
16151 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
16152 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
16153 (add<mode>cc): Do not use s390_compare_op0/op1.
16154 (s<code>): Change to...
16155 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
16156 (seq): Change to...
16157 (cstorecc4): ... this. Handle EQ or NE equally.
16158 (*sne): Un-privatize for use in cstorecc4.
16159 (b<code>): Change to...
16160 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
16161 (conditional_trap): Replace with...
16162 (ctrap<GPR>4, ctrap<FP>4): ... these.
16163 (stack_protect): Use cbranchcc4.
16165 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
16166 * config/score/score-protos.h (score_gen_cmp): Delete.
16167 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
16168 (score_block_move-loop): Use cbranchsi4.
16169 * config/score/score.md (cbranchsi4): New.
16170 (cmpsi, bCC): Delete.
16171 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
16172 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16173 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
16174 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
16175 * config/score/score3.h (score3_gen_cmp): Delete.
16176 * config/score/score7.h (score7_gen_cmp): Delete.
16178 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
16179 (sh_emit_scc_to_t): ... this. Return void.
16180 (from_compare): Rename to...
16181 (sh_emit_compare_and_branch): ... this.
16182 (sh_emit_compare_and_set): New.
16183 (sh_expand_t_scc): Accept operands.
16184 * config/sh/predicates.md (sh_float_comparison_operator): New.
16185 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
16186 (prepare_scc_operands): Rename to...
16187 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
16189 (sh_emit_cheap_store_flag): New.
16190 (sh_emit_set_t_insn): New.
16191 (from_compare): Rename to...
16192 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
16193 handling of TARGET_SH2E floating point to avoid recursive call.
16194 Generate branch here.
16195 (sh_emit_compare_and_set): New.
16196 (sh_expand_t_scc): Get op0/op1 from arguments.
16197 (sh_emit_cheap_store_flag): New.
16198 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
16200 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
16201 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
16202 (movsicc, movdicc): Do nothing when it recreated operands from
16203 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
16204 prepare_scc_operands (now sh_emit_scc_to_t).
16205 (udivdi3): Use cstoresi4.
16206 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
16207 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
16208 (cbranchint4_media, cbranchfp4_media): New.
16209 (casesi): Use cbranchdi4.
16210 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
16212 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
16213 (movnegt): Remove second operand.
16214 (cbranchsf4, cbranchdf4): New.
16215 (stack_protect): Use cbranchdi4/cbranchsi4.
16217 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
16218 (gen_compare_reg): Accept comparison, extract part of it to...
16219 (gen_compare_reg_1): ... this.
16220 (gen_compare_operator): Delete.
16221 (gen_v9_scc): Accept separate destination, comparison code and arms.
16222 Do not use sparc_compare_op0/sparc_compare_op1.
16223 (emit_scc_insn, emit_conditional_branch_insn): New.
16224 (emit_v9_brxx): Make static. Remove useless assertion.
16225 (sparc_emit_float_lib_cmp): Return RTL instead of calling
16227 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
16228 * config/sparc/sparc-protos.h (gen_compare_reg,
16229 sparc_emit_float_lib_cmp): Adjust prototype.
16230 (emit_scc_insn, emit_conditional_branch_insn): New.
16231 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
16232 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
16233 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
16234 iterators to the top.
16235 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
16236 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
16237 snedi_special_trunc): Delete.
16238 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
16239 and snedi_special_trunc.
16240 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
16241 cbranchdi4, cbranch<F:mode>4): New.
16242 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
16243 here. Use gen_compare_reg instead of gen_compare_operator.
16244 (conditional_trap): Replace with...
16245 (ctrapsi4, ctrapdi4): ... this.
16246 (stack_protect_test): Use cbranchcc4.
16248 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
16250 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
16251 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
16252 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
16253 from operands[0] or operands[3] depending on is_set.
16254 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
16255 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
16256 cmpdf, bCC), sCC: Remove.
16257 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
16258 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
16260 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
16261 spu_emit_branch_or_set.
16263 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
16265 * config/stormy16/stormy16.h (xstormy16_compare_op0,
16266 xstormy16_compare_op1): Delete.
16267 * config/stormy16/stormy16.c (xstormy16_compare_op0,
16268 xstormy16_compare_op1): Delete.
16269 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
16271 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
16272 (cmphi, cmpsi, bCC): Remove.
16274 * config/v850/v850.md (tstsi, cmpsi): Fold into...
16275 (*cmpsi): ... this one.
16276 (cbranchsi4, cstoresi4): New.
16277 (bCC expanders): Delete.
16278 (sCC insns): Fold into...
16279 (*setcc): ... this one.
16280 (casesi): Do not use gen_cmpsi and gen_bgtu.
16281 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
16282 (movsicc): Simplify.
16283 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
16285 * config/vax/vax-protos.h (cond_name): New.
16286 (vax_output_conditional_branch): Remove.
16287 * config/vax/vax.c (cond_name): New.
16288 (vax_output_conditional_branch): Remove.
16289 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
16290 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
16291 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
16292 (bit<VAXint>): Wrap source with (compare).
16293 (b<code> and following unnamed pattern): Rename to *branch and
16294 *branch_reversed. Change macroization to match_operator.
16295 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
16297 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
16298 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
16299 Change last argument to machine_mode.
16300 (xtensa_expand_scc): Add machine_mode argument.
16301 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
16302 (gen_conditional_move, xtensa_expand_conditional_branch,
16303 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
16304 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
16305 Adjust operand numbers.
16306 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
16308 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
16309 (cmpsi, cmpsf, b<code>, s<code>): Delete.
16310 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
16312 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16314 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16315 causes spurious differences between trunk and cond-optab branch.
16317 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16320 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
16322 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
16324 * tree.c (iterative_hash_pointer): Delete.
16325 (iterative_hash_expr): Short-circuit handling of NULL pointer.
16326 Hash UIDs and versions of SSA names. Don't special-case built-in
16327 function declarations.
16329 2009-05-11 Ian Lance Taylor <iant@google.com>
16332 * graphite.c: Force -Wc++-compat to only be a warning before
16333 #including "cloog/cloog.h".
16335 2009-05-11 Martin Jambor <mjambor@suse.cz>
16337 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
16339 2009-05-11 Jan Hubicka <jh@suse.cz>
16341 * tree-ssa-loop-ivcanon.c: Include target.h
16342 (struct loop_size): new structure.
16343 (constant_after_peeling): New predicate.
16344 (tree_estimate_loop_size): New function.
16345 (estimated_unrolled_size): Rewrite for new estimates.
16346 (try_unroll_loop_completely): Use new estimates.
16347 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
16349 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
16351 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
16352 libcpp interface change.
16353 (spu_macro_to_expand): Likewise.
16355 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
16357 PR tree-optimization/40026
16358 * gimplify.c (gimplify_init_constructor): Change initial conditional
16359 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
16360 optimize_compound_literals_in_ctor.
16362 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
16364 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
16366 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
16368 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
16370 * tree-vect-data-refs.c (vect_analyze_group_access): Use
16371 HOST_WIDE_INT for gap.
16373 2009-05-11 Ira Rosen <irar@il.ibm.com>
16375 PR tree-optimization/40074
16376 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
16377 account in group size and step comparison.
16379 2009-05-11 Richard Guenther <rguenther@suse.de>
16381 * passes.c (init_optimization_passes): Strip now incorrect comment.
16382 (execute_function_todo): Do not set PROP_alias.
16383 * tree-pass.h (PROP_alias): Remove.
16384 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
16385 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
16386 * tree-nrv.c (pass_return_slot): Likewise.
16387 * tree-object-size.c (pass_object_sizes): Likewise.
16388 * tree-ssa-dom.c (pass_dominator): Likewise.
16389 (pass_phi_only_cprop): Likewise.
16390 * tree-ssa-dse.c (pass_dse): Likewise.
16391 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16392 (pass_cselim): Likewise.
16393 * tree-ssa-pre.c (pass_pre): Likewise.
16394 (pass_fre): Likewise.
16395 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
16396 * tree-ssa-sink.c (pass_sink_code): Likewise.
16397 * tree-stdarg.c (pass_stdarg): Likewise.
16398 * tree-tailcall.c (pass_tail_calls): Likewise.
16399 * tree-vrp.c (pass_vrp): Likewise.
16401 2009-05-10 Ian Lance Taylor <iant@google.com>
16403 * basic-block.h (enum profile_status): Break out of struct
16404 control_flow_graph.
16405 * cgraph.h (struct inline_summary): Break out of struct
16407 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
16408 of struct cgraph_order_sort.
16409 * combine.c (enum undo_kind): New enum, broken out of struct undo.
16410 * cse.c (struct branch_path): Break out of struct
16411 cse_basic_block_data.
16412 * except.h (enum eh_region_type): Break out of struct eh_region.
16413 * gcc.c (enum add_del): Break out of struct modify_target.
16414 * genrecog.c (enum decision_type): Break out of struct decision_test.
16415 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
16417 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
16418 * regmove.c (enum match_use): New enum, broken out of struct match.
16419 * sched-int.h (enum post_call_group): New enum, broken out of
16421 (struct deps_reg): Break out of struct deps.
16422 * target.h (struct asm_int_op): Break out of struct gcc_target.
16423 * tree-eh.c (struct goto_queue_node): Break out of struct
16425 * tree-inline.h (enum copy_body_cge_which): Break out of
16427 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
16429 * c-decl.c (in_struct, struct_types): New static variables.
16430 (pushtag): Add loc parameter. Change all callers.
16431 (lookup_tag): Add ploc parameter. Change all callers.
16432 (check_compound_literal_type): New function.
16433 (parser_xref_tag): Add loc parameter. Change all callers. If
16434 -Wc++-compat, warn about struct/union/enum types defined within a
16436 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
16437 and loc parameters. Change all callers. Change error calls to
16438 error_at, using loc. For a redefinition, if the location of the
16439 original definition is known, report it. Set in_struct and
16440 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
16441 (finish_struct): Add new parameters enclosing_in_struct and
16442 enclosing_struct_types. Change all callers. Set
16443 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
16444 in the struct. If in a struct, add this struct to struct_types.
16445 (start_enum): Add loc parameter. Change all callers. Use
16446 error_at for errors, using loc. For a redefinition, if the
16447 location of the original definition is known, report it. If in a
16448 struct, add this enum type to struct_types. If -Wc++-compat warn
16449 if in sizeof, typeof, or alignof.
16450 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
16451 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
16452 (c_parser_enum_specifier): Get enum location for start_enum.
16453 (c_parser_struct_or_union_specifier): Get struct location for
16454 start_struct. Save in_struct and struct_types status between
16455 start_struct and finish_struct.
16456 (c_parser_cast_expression): Get location of cast.
16457 (c_parser_alignof_expression): Get location of type.
16458 (c_parser_postfix_expression): Likewise.
16459 (c_parser_postfix_expression_after_paren_type): Add type_loc
16460 parameter. Change all callers. Call check_compound_literal_type.
16461 Use type_loc for error about variable size type.
16462 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
16463 of an enum constant from an enum type defined in a struct or union.
16464 (c_cast_expr): Add loc parameter. Change all callers. If
16465 -Wc++-compat, warn about defining a type in a cast.
16466 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
16467 (start_enum, start_struct, finish_struct): Update declarations.
16468 (parser_xref_tag, c_cast_expr): Update declarations.
16469 (check_compound_literal_type): Declare.
16471 2009-05-11 Ben Elliston <bje@au.ibm.com>
16473 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
16474 for recent libcpp interface change.
16475 (rs6000_macro_to_expand): Likewise.
16477 2009-05-10 Michael Matz <matz@suse.de>
16480 * config/arm/arm.c (require_pic_register): Emit on entry edge,
16481 not at entry of function.
16483 2009-05-10 Richard Guenther <rguenther@suse.de>
16485 PR tree-optimization/40081
16487 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16488 using the main variant of the element type. Do not fiddle with
16489 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16491 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
16492 structs with volatile fields.
16494 2009-05-10 Jan Hubicka <jh@suse.cz>
16496 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
16497 (estimate_move_cost): Assert that it does not get called for
16499 (estimate_num_insns): Skip VOID types in argument handling.
16500 (optimize_inline_calls): Delete unreachable blocks and verify that
16501 callgraph is valid.
16503 2009-05-10 Jan Hubicka <jh@suse.cz>
16505 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
16506 * cgraph.c (cgraph_mark_address_taken_node): New function.
16507 (dump_cgraph_node): Dump new flag.
16508 * cgraph.h (struct cgraph_node): Add address_taken.
16509 (cgraph_mark_address_taken_node): New function.
16510 * ipa.c (cgraph_postorder): Prioritize functions with address taken
16511 since new direct calls can be born.
16513 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16515 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
16516 tok->val.node.node.
16518 2009-05-10 Jan Hubicka <jh@suse.cz>
16520 PR middle-end/40084
16521 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
16523 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
16524 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
16525 * tree-inline.c (copy_bb): Set frequency correctly.
16526 (fold_marked_statements): Update call to
16527 cgraph_update_edges_for_call_stmt.
16529 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16531 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
16532 identifiers in diagnostics.
16533 * config/arm/arm.c (arm_handle_fndecl_attribute,
16534 arm_handle_isr_attribute): Likewise.
16535 * config/avr/avr.c (avr_handle_progmem_attribute,
16536 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
16537 * config/bfin/bfin.c (handle_int_attribute,
16538 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
16539 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
16540 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
16542 * config/darwin.c (darwin_handle_kext_attribute,
16543 darwin_handle_weak_import_attribute): Likewise.
16544 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
16545 h8300_handle_eightbit_data_attribute,
16546 h8300_handle_tiny_data_attribute): Likewise.
16547 * config/i386/i386.c (ix86_handle_cconv_attribute,
16548 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
16549 * config/i386/winnt.c (ix86_handle_shared_attribute,
16550 ix86_handle_selectany_attribute): Likewise.
16551 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
16552 * config/m32c/m32c.c (function_vector_handler): Likewise.
16553 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
16554 m68hc11_handle_fntype_attribute): Likewise.
16555 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
16556 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
16557 * config/mips/mips.c (mips_insert_attributes,
16558 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
16559 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
16560 rs6000_handle_struct_attribute): Likewise.
16561 * config/sh/sh.c (sh_insert_attributes,
16562 sh_handle_resbank_handler_attribute,
16563 sh_handle_interrupt_handler_attribute,
16564 sh2a_handle_function_vector_handler_attribute,
16565 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
16567 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
16568 * config/spu/spu.c (spu_handle_fndecl_attribute,
16569 spu_handle_vector_attribute): Likewise.
16570 * config/stormy16/stormy16.c
16571 (xstormy16_handle_interrupt_attribute): Likewise.
16572 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
16573 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
16575 2009-05-10 Joseph Myers <joseph@codesourcery.com>
16577 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
16578 (pp_translate_identifiers): New.
16579 (pp_identifier): Only conditionally translate identifier to locale
16581 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
16582 (pp_base_tree_identifier): Only conditionally translate identifier
16583 to locale character set.
16584 * c-pretty-print.c (M_): Define.
16585 (pp_c_type_specifier, pp_c_primary_expression): Mark English
16586 fragments for conditional translation with M_.
16587 * tree-pretty-print.c (maybe_init_pretty_print): Disable
16588 identifier translation.
16590 2009-05-10 Richard Guenther <rguenther@suse.de>
16592 PR tree-optimization/40081
16593 * tree-sra.c (instantiate_element): Instantiate scalar replacements
16594 using the main variant of the element type. Do not fiddle with
16595 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
16597 2009-05-09 Jan Hubicka <jh@suse.cz>
16599 PR middle-end/40080
16600 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
16601 indirect calls; verify cgraph afterwards.
16603 2009-05-09 Jan Hubicka <jh@suse.cz>
16606 * ipa.c (update_inlined_to_pointer): New function.
16607 (cgraph_remove_unreachable_nodes): Use it.
16609 2009-05-09 Jan Hubicka <jh@suse.cz>
16611 * tree-eh.c (struct leh_state): Remove prev_try.
16612 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
16613 not track prev_try.
16614 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
16615 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
16616 remove_eh_handler_and_replace, foreach_reachable_handler,
16617 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
16618 * except.h (struct eh_region): Remove eh_region_u_cleanup.
16619 (gen_eh_region_cleanup): Update prototype.
16621 2009-05-09 Jan Hubicka <jh@suse.cz>
16623 PR middle-end/40043
16624 * except.c (copy_eh_region): Always set prev_try.
16625 (redirect_eh_edge_to_label): Find outer try.
16626 (foreach_reachable_handler): When looking for prev try
16627 handle case where previous try is not going to be taken.
16629 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16631 PR tree-optimization/40049
16632 * tree-vect-stmts.c (vectorizable_operation): If the machine has
16633 only vector/vector shifts, convert the type of the constant to the
16634 appropriate type to avoid building incorrect trees, which
16635 eventually have problems with garbage collection.
16637 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16639 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
16640 -1 for complex floating-point types if honoring signed zeros.
16642 2009-05-08 Jan Hubicka <jh@suse.cz>
16644 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
16645 argument; handle correctly when profile is absent.
16646 (build_cgraph_edges): Update.
16647 (rebuild_cgraph_edges): Update.
16648 * cgraph.c: Do not include varray.h.
16649 (cgraph_set_call_stmt_including_clones): New function.
16650 (cgraph_create_edge_including_clones): Likewise
16651 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
16652 (cgraph_update_edges_for_call_stmt): Handle clones.
16653 (cgraph_remove_node): Handle clone tree.
16654 (cgraph_remove_node_and_inline_clones): New function.
16655 (dump_cgraph_node): Dump clone tree.
16656 (cgraph_clone_node): Handle clone tree.
16657 (clone_function_name): Bring here from tree-inline.c.
16658 (cgraph_create_virtual_clone): New function.
16659 * cgraph.h (ipa_replace_map): Move here from ipa.h.
16660 (cgraph_clone_info): New function.
16661 (strut cgraph_node): Add clone_info and new clone tree pointers.
16662 (cgraph_remove_node_and_inline_clones,
16663 cgraph_set_call_stmt_including_clones,
16664 cgraph_create_edge_including_clones,
16665 cgraph_create_virtual_clone): Declare.
16666 (cgraph_function_versioning): Use VEC argument.
16667 (compute_call_stmt_bb_frequency): Update prototype.
16668 (cgraph_materialize_all_clones): New function.
16669 * ipa-cp.c (ipcp_update_cloned_node): Remove.
16670 (ipcp_create_replace_map): Update to VECtors.
16671 (ipcp_update_callgraph): Use virtual clones.
16672 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
16673 (ipcp_update_profiling): Do not update local profiling.
16674 (ipcp_insert_stage): Use VECtors and virtual clones.
16675 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
16676 (clone_of_p): New function.
16677 (cgraph_preserve_function_body_p): Use clone tree.
16678 (cgraph_optimize): Materialize clones.
16679 (cgraph_function_versioning): Update for VECtors.
16680 (save_inline_function_body): Use clone tree.
16681 (cgraph_materialize_clone): New function.
16682 (cgraph_materialize_all_clones): Likewise.
16683 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
16684 * ipa.c: Include gimple.h.
16685 (cgraph_remove_unreachable_nodes): Use clone tree.
16686 * ipa-prop.c (ipa_note_param_call): Update call to
16687 compute_call_stmt_bb_frequencycall.
16688 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
16689 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
16690 (copy_bb): Handle updating of clone tree; add new edge when new call
16692 (expand_call_inline): Be strict about every call having edge.
16693 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
16694 (delete_unreachable_blocks_update_callgraph): New function.
16695 (tree_function_versioning): Use VECtors; always remove unreachable
16696 blocks and fold conditionals.
16697 * tree-inline.h: Do not include varray.h.
16698 (tree_function_versioning): Remove.
16699 * Makefile.in (GTFILES): Remove tree-inline.c
16700 * passes.c (do_per_function): Do only functions having body.
16701 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
16704 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
16705 Andrew Morrow <acm@google.com>
16708 * c-common.c (c_common_attribute_table): Permit deprecated
16709 attribute to take an optional argument.
16710 (handle_deprecated_attribute): If the optional argument to
16711 __attribute__((deprecated)) is not a string ignore the attribute
16712 and emit a warning.
16714 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
16715 * c-typeck.c (build_component_ref): Likewise.
16716 (build_external_ref): Likewise.
16718 * toplev.c (warn_deprecated_use): Add an attribute argument.
16719 Emit the message associated with __attribute__((deprecated)).
16721 * toplev.h (warn_deprecated_use): Updated.
16723 * doc/extend.texi: Document new optional parameter to
16724 __attribute__((deprecated))
16726 2009-05-08 Michael Eager <eager@eagercon.com>
16728 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
16729 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
16731 2009-05-08 Richard Guenther <rguenther@suse.de>
16733 PR tree-optimization/40062
16734 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
16735 Avoid exponential behavior.
16737 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16739 PR rtl-optimization/33928
16741 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
16742 process_uses, build_single_def_use_links): New.
16743 (update_df): Update use_def_ref.
16744 (forward_propagate_into): Use get_def_for_use instead of use-def
16746 (fwprop_init): Call build_single_def_use_links and let it initialize
16748 (fwprop_done): Free use_def_ref.
16749 (fwprop_addr): Eliminate duplicate call to df_set_flags.
16750 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
16751 df_rd_simulate_one_insn): New.
16752 (df_rd_bb_local_compute_process_def): Update head comment.
16753 (df_chain_create_bb): Use the new RD simulation functions.
16754 * df.h (df_rd_simulate_artificial_defs_at_top,
16755 df_rd_simulate_one_insn): New.
16756 * opts.c (decode_options): Enable fwprop at -O1.
16757 * doc/invoke.texi (-fforward-propagate): Document this.
16759 2009-05-08 Joseph Myers <joseph@codesourcery.com>
16762 * c-typeck.c (build_binary_op): Handle arithmetic between one real
16763 and one complex operand specially.
16764 * tree-complex.c (some_nonzerop): Do not identify a real value as
16765 zero if flag_signed_zeros.
16767 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16769 PR rtl-optimization/33928
16770 * loop-invariant.c (record_use): Fix && vs. || mishap.
16772 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
16774 PR rtl-optimization/33928
16775 * loop-invariant.c (struct use): Add addr_use_p.
16776 (struct def): Add n_addr_uses.
16777 (struct invariant): Add cheap_address.
16778 (create_new_invariant): Set cheap_address.
16779 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
16780 (record_uses): Pass df_ref to record_use.
16781 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
16784 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16786 * config/sh/sh.c: Do not include c-pragma.h.
16788 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
16790 * config/spu/spu.c: Remove include of c-common.h.
16792 2009-05-07 Janis Johnson <janis187@us.ibm.com>
16795 * c-common.h (mark_valid_location_for_stdc_pragma,
16796 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
16797 clear_float_const_decimal64, float_const_decimal64_p): New.
16798 * c.opt (Wunsuffixed-float-constants): New.
16799 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
16800 unsuffixed float constant, handle new warning.
16801 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
16802 * c-decl.c (c_scope): New flag float_const_decimal64.
16803 (set_float_const_decimal64, clear_float_const_decimal64,
16804 float_const_decimal64_p): New.
16805 (push_scope): Set new flag.
16806 * c-parser.c (c_parser_translation_unit): Mark when it's valid
16807 to use STDC pragmas.
16808 (c_parser_external_declaration): Ditto.
16809 (c_parser_compound_statement_nostart): Ditto.
16810 * c-pragma.c (valid_location_for_stdc_pragma,
16811 mark_valid_location_for_stdc_pragma,
16812 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
16813 handle_pragma_float_const_decimal64): New.
16814 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
16815 * cp/semantics.c (valid_location_for_stdc_pragma_p,
16816 set_float_const_decimal64, clear_float_const_decimal64,
16817 float_const_decimal64_p): New dummy functions.
16818 * doc/extend.texi (Decimal Float): Remove statement that the
16819 pragma, and suffix for double constants, are not supported.
16820 * doc/invoke.texi (Warning Options): List new option.
16821 (-Wunsuffixed-float-constants): New.
16823 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16825 * config/i386/i386.c: Do not include c-common.h.
16827 2009-05-07 Mark Heffernan <meheff@google.com>
16829 * doc/invoke.texi (Debugging Options): Document change of debugging
16831 * opts.c (decode_options): Make dump_base_name relative to
16832 aux_base_name directory.
16834 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16836 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16837 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16839 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16841 * Makefile.in (install-plugin): Simplify a bit.
16843 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16845 * Makefile.in (OBJS-common): Add regcprop.o.
16847 * timevar.def (TV_CPROP_REGISTERS): New.
16848 * regrename.c (regrename_optimize): Return 0.
16849 (rest_of_handle_regrename): Delete.
16850 (pass_rename_registers): Point to regrename_optimize.
16851 (struct value_data_entry, struct value_data,
16852 kill_value_one_regno, kill_value_regno, kill_value,
16853 set_value_regno, init_value_data, kill_clobbered_value,
16854 kill_set_value, kill_autoinc_value, copy_value,
16855 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16856 replace_oldest_value_reg, replace_oldest_value_addr,
16857 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16858 debug_value_data, validate_value_data): Move...
16859 * regcprop.c: ... here.
16860 (rest_of_handle_cprop): Delete.
16861 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16863 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16865 PR middle-end/40057
16866 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16867 GEN_INT for 1 << bitnum.
16868 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16869 build_int_cst_type.
16871 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16873 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16874 Remove wrong description of "nand" operation.
16876 2009-05-06 Richard Guenther <rguenther@suse.de>
16877 Adam Nemet <anemet@caviumnetworks.com>
16879 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16880 comment. Add that if LHS is not a gimple register, then RHS1 has
16881 to be a single object (GIMPLE_SINGLE_RHS).
16883 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16885 * expr.c (get_def_for_expr): Move it up in the file.
16886 (store_field): When expanding a bit-field store, look at the
16887 defining gimple stmt for the masking conversion.
16889 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16891 PR middle-end/39986
16892 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16893 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16894 32-bit memcpy into long.
16896 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16898 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16899 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16901 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16902 instead of appending DW_OP_deref*.
16904 2009-05-06 Michael Matz <matz@suse.de>
16906 PR middle-end/40021
16907 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16908 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16910 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16912 * Makefile.in (install-plugin): Fix srcdir handling.
16914 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16916 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16917 when processing for not_regs_needed bitmap.
16918 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16919 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16920 handling it for rhs.
16922 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16924 * config/i386/i386.md (unnamed inc/dec peephole): Use
16925 optimize_insn_for_size_p instead of optimize_size.
16926 * config/i386/predicates.md (incdec_operand): Likewise.
16927 (aligned_operand): Likewise.
16928 * config/i386/sse.md (divv8sf3): Likewise.
16929 (sqrtv8sf2): Likewise.
16931 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16933 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16935 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16937 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16939 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16940 ssemodesuffixf2c with avxmodesuffixf2c.
16942 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16945 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16947 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16949 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16950 (struct tree_base): Adjust spacing for 8 bit boundaries.
16951 (struct tree_decl_common): Add decl_by_reference_flag bit.
16952 (DECL_BY_REFERENCE): Adjust.
16953 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16954 print DECL_BY_REFERENCE bit.
16955 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16956 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16957 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16958 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16961 PR middle-end/39666
16962 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16963 range of the type, but default label is missing, add it with one
16964 of the existing labels instead of adding a new label for it.
16966 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16970 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16972 * Makefile.in (enable_plugin, plugin_includedir): New.
16973 (install): Depend on install-plugin.
16974 (PLUGIN_HEADERS): New.
16975 (install-plugin): New.
16976 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16978 2009-05-05 Richard Guenther <rguenther@suse.de>
16980 PR tree-optimization/40022
16981 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16983 (phivn_valid_p): Fix tuplification error, simplify.
16984 (phiprop_insert_phi): Add dumps.
16985 (propagate_with_phi): Simplify.
16987 2009-05-05 Richard Guenther <rguenther@suse.de>
16989 PR middle-end/40023
16990 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16992 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16994 * tree.h (strip_float_extensions): Remove duplicate declaration.
16995 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16996 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16997 block_ultimate_origin): Rearrange the declarations line to match the
16998 comment that indicates the .c file which the functions are defined.
16999 (dwarf2out_*, set_decl_rtl): Add comment.
17000 (get_base_address): Adjust comment.
17001 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
17002 declarations line and add comment.
17003 (is_builtin_name): Add blank after function name, for clarity.
17005 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17007 * attribs.c (decl_attributes): Use %qE for identifiers in
17009 * cgraphunit.c (verify_cgraph_node): Translate function names to
17010 locale character set in diagnostics.
17011 * coverage.c (get_coverage_counts): Use %qE for identifiers in
17013 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
17014 Document that functions are named in UTF-8.
17015 * expr.c (expand_expr_real_1): Translate function names to locale
17016 character set in diagnostics.
17017 * gimplify.c (omp_notice_variable, omp_is_private,
17018 gimplify_scan_omp_clauses): Use %qE for identifiers in
17020 * langhooks.c (lhd_print_error_function): Translate function names
17021 to locale character set.
17022 * langhooks.h (decl_printable_name): Document that return value is
17023 in internal character set.
17024 * stmt.c: Include pretty-print.h
17025 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
17027 (resolve_operand_name_1): Translate named operand name to locale
17029 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
17031 * toplev.c (announce_function): Translate function names to locale
17033 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
17034 (default_tree_printer): Use pp_identifier or translate identifiers
17035 to locale character set. Mark "<anonymous>" for translation.
17036 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
17037 for identifiers in diagnostics.
17038 * tree.c (handle_dll_attribute): Use %qE for identifiers in
17040 * varasm.c (output_constructor): Use %qE for identifiers in
17043 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
17045 * configure.ac: use ` ` instead of $()
17046 * configure: Regenerate.
17048 2009-05-05 Ben Elliston <bje@au.ibm.com>
17050 * config/pa/linux-atomic.c: Eliminate conditional include of
17051 errno.h on non-LP64 systems to simplify build requirements.
17053 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17055 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
17057 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
17058 and pass value to identifier_to_locale.
17059 (warn_variable_length_array): Make name a tree.
17060 (grokdeclarator): Separate diagnostic texts for named and unnamed
17061 declarators. Use %qE for named declarators.
17062 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
17064 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
17065 identifiers in diagnostics.
17066 * c-typeck.c (push_member_name, start_init): Pass identifiers to
17067 identifier_to_locale. Mark "anonymous" strings for translation.
17069 2009-05-04 Michael Eager <eager@eagercon.com>
17071 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
17072 address for DImode/DFmode only if double-precision FP regs.
17074 2009-05-04 Michael Eager <eager@eagercon.com>
17076 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
17077 TARGET_SINGLE_FLOAT check.
17079 2009-05-04 Michael Eager <eager@eagercon.com>
17081 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
17083 2009-05-04 Michael Eager <eager@eagercon.com>
17085 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
17086 * config/rs6000/t-xilinx: New
17088 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
17090 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
17091 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
17092 * gcc/explow.c (memory_address): Use target hook.
17093 * gcc/targhooks.c (default_legitimize_address): New.
17094 * gcc/targhooks.h (default_legitimize_address): New.
17095 * gcc/target.h (legitimize_address): New.
17096 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
17097 (TARGET_INITIALIZER): Include it.
17098 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
17100 * config/bfin/bfin-protos.h (legitimize_address): Remove.
17101 * config/bfin/bfin.c (legitimize_address): Remove.
17102 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
17103 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
17105 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
17106 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
17108 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
17109 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
17110 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
17111 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
17112 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
17113 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
17114 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
17115 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
17116 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
17117 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
17118 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
17119 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
17120 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
17121 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
17122 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
17123 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
17124 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
17125 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
17126 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
17127 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
17128 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
17129 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
17130 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
17132 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
17133 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
17134 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
17135 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
17136 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
17137 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
17138 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
17139 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
17140 (thumb_legitimize_address): Delete.
17141 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
17142 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
17143 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
17144 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
17145 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
17146 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
17148 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
17151 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
17152 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
17153 * config/m32r/m32r.c (m32r_legitimize_address): New.
17154 * config/m68k/m68k.c (m68k_legitimize_address): New.
17155 * config/score/score.c (score_legitimize_address): Standardize.
17156 * config/score/score3.c (score3_legitimize_address): Standardize.
17157 * config/score/score3.h (score3_legitimize_address): Adjust.
17158 * config/score/score7.c (score7_legitimize_address): Standardize.
17159 * config/score/score7.h (score7_legitimize_address): Adjust.
17160 * config/sh/sh.c (sh_legitimize_address): New.
17161 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
17163 * gcc/config/s390/s390.c (legitimize_address): Rename to...
17164 (s390_legitimize_address): ... this.
17165 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
17166 (sparc_legitimize_address): ... this.
17167 * gcc/config/i386/i386.c (legitimize_address): Rename to...
17168 (ix86_legitimize_address): ... this.
17169 * gcc/config/avr/avr.c (legitimize_address): Rename to...
17170 (avr_legitimize_address): ... this.
17171 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
17172 (mn10300_legitimize_address): ... this.
17173 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
17174 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
17175 (alpha_expand_mov): Adjust call.
17177 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
17178 * config/spu/spu.c (spu_legitimize_address): Likewise.
17179 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
17180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
17182 2009-05-04 Joseph Myers <joseph@codesourcery.com>
17184 * intl.c (locale_encoding, locale_utf8): New.
17185 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
17186 * intl.h (locale_encoding, locale_utf8): Declare.
17187 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
17188 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
17190 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
17192 (pp_tree_identifier): Define to call pp_base_tree_identifier.
17193 (pp_base_tree_identifier): Declare as function.
17194 (identifier_to_locale): Declare.
17195 * Makefile.in (pretty-print.o): Update dependencies.
17196 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
17198 2009-05-04 Richard Guenther <rguenther@suse.de>
17200 PR middle-end/40015
17201 * builtins.c (fold_builtin_memory_op): Do not decay to element
17202 type if the size matches the whole array.
17204 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17206 * expmed.c (synth_mult): When trying out a shift, pass the result
17209 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
17211 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
17212 (shiftsub1_cost): New.
17213 (init_expmed): Compute shiftsub1_cost.
17214 (synth_mult): Optimize multiplications by constants of the form
17215 -(2^^m-1) for some constant positive integer m.
17217 2009-05-03 Richard Guenther <rguenther@suse.de>
17220 * c-typeck.c (array_to_pointer_conversion): Do not built
17221 ADDR_EXPRs of arrays of pointer-to-element type.
17222 * c-gimplify.c (c_gimplify_expr): Revert change fixing
17223 up wrong ADDR_EXPRs after-the-fact.
17224 * c-common.c (strict_aliasing_warning): Strip pointer
17225 conversions for obtaining the original type.
17226 * builtins.c (fold_builtin_memset): Handle array types.
17227 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
17230 2009-05-03 Richard Guenther <rguenther@suse.de>
17232 PR middle-end/23329
17233 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
17234 Do not lose casts from array types with unknown extent to array
17235 types with known extent.
17236 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
17237 alias set compatibility.
17239 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
17241 * flags.h (extra_warnings): Delete.
17242 * toplev.c (process_options): Handle Wuninitialized here.
17243 * opts.c (extra_warnings): Delete.
17244 (set_Wextra): Delete.
17245 (common_handle_option): -Wextra can be handled automatically.
17246 * c-opts.c (c_common_handle_option): Delete obsolete code.
17247 (c_common_post_options): Simplify comment.
17248 * common.opt (W): Add Var.
17250 (Wuninitialized): Initialize to -1.
17252 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
17253 Richard Guenther <rguenther@suse.de>
17255 * expr.c (get_def_for_expr): New function.
17256 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
17257 SSA rather than trees.
17258 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
17259 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
17261 2009-05-03 Joseph Myers <joseph@codesourcery.com>
17263 * c-common.c (reswords): Add _Imaginary.
17264 * c-common.c (enum rid): Add RID_IMAGINARY.
17266 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
17268 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
17269 Patch by Richard Guenther.
17271 2009-05-03 Anatoly Sokolov <aesok@post.ru>
17273 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
17274 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17275 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
17276 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
17277 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
17278 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
17279 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
17280 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
17281 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
17282 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
17283 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
17284 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
17285 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
17286 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
17287 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
17288 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
17289 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
17290 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
17292 2009-05-02 Richard Guenther <rguenther@suse.de>
17294 PR tree-optimization/39940
17295 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
17298 2009-05-02 Richard Guenther <rguenther@suse.de>
17300 PR middle-end/40001
17301 * tree-ssa.c (execute_update_addresses_taken): Properly check
17302 if we can mark a variable DECL_GIMPLE_REG_P.
17303 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
17304 back to the end of the function.
17305 (is_gimple_reg_type): Remove complex type special casing.
17306 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
17309 2009-05-02 Ben Elliston <bje@au.ibm.com>
17311 * doc/collect2.texi (Collect2): Document search path behaviour
17312 when configured with --with-ld.
17314 2009-05-02 Jan Hubicka <jh@suse.cz>
17316 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
17317 parameter; update callers.
17318 (coalesce_cost_edge): EH edges are costier because they needs
17319 splitting even if not critical and even more costier when there are
17320 multiple EH predecestors.
17322 2009-05-02 Jan Hubicka <jh@suse.cz>
17324 * except.c (remove_eh_handler_and_replace): Handle updating after
17325 removing TRY blocks.
17327 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
17329 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
17331 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
17333 * varasm.c: Do not include c-pragma.h.
17334 * attribs.c: Do not incude c-common.h.
17336 2009-05-01 Michael Matz <matz@suse.de>
17338 * calls.c (initialize_argument_information): Handle SSA names like
17339 decls with a non MEM_P DECL_RTL.
17341 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17343 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
17344 * ipa-utils.c: Likewise.
17345 * ipa-type-escape.c: Likewise.
17346 * cgraphunit.c Do not include c-common.h.
17347 * ipa-pure-const.c: Likewise.
17348 * tree-if-conv.c: Likewise.
17349 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
17350 * ipa-struct-reorg.c: Likewise.
17351 * tree-nomudflap.c: Likewise.
17352 * tree-ssa-structalias.c: Likewise.
17354 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
17356 * store-motion.c: Many cleanups to make this pass a first-class
17357 citizen instead of an appendix to gcse load motion. Add TODO list
17358 to make this pass faster/cleaner/better.
17360 (struct ls_expr): Post gcse.c-split cleanups.
17361 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
17362 "stores" field to "avail_stores".
17363 (pre_ldst_mems): Rename to store_motion_mems.
17364 (pre_ldst_table): Rename to store_motion_mems_table.
17365 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
17366 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
17367 (ldst_entry): Rename to st_expr_entry, update users.
17368 (free_ldst_entry): Rename to free_st_expr_entry, update users.
17369 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17370 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
17372 (first_ls_expr): Rename to first_st_expr, update users.
17373 (next_ls_expr): Rename to next_st_expr, update users.
17374 (print_ldst_list): Rename to print_store_motion_mems. Print names of
17375 fields properly for store motion instead of names inherited from load
17377 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
17378 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
17381 (ae_kill): Rename to st_kill, update users.
17382 (ae_gen): Rename to st_avloc, update users.
17383 (transp): Rename to st_transp, update users.
17384 (pre_insert_map): Rename to st_insert_map, update users.
17385 (pre_delete_map): Rename to st_delete_map, update users.
17386 (insert_store, build_store_vectors, free_store_memory,
17387 one_store_motion_pass): Update for abovementioned changes.
17389 (gcse_subst_count, gcse_create_count): Remove.
17390 (one_store_motion_pass): New statistics counters "n_stores_deleted"
17391 and "n_stores_created", local variables.
17393 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
17396 (regvec, compute_store_table_current_insn): Remove.
17397 (reg_set_info, reg_clear_last_set): Remove.
17398 (compute_store_table): Use DF caches instead of local dataflow
17401 2009-05-01 Joseph Myers <joseph@codesourcery.com>
17403 * c-objc-common.c (c_tree_printer): Print identifiers with
17404 pp_identifier, not pp_string. Mark "({anonymous})" for
17406 * c-pretty-print.c (pp_c_ws_string): New.
17407 (pp_c_cv_qualifier, pp_c_type_specifier,
17408 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
17409 pp_c_storage_class_specifier, pp_c_function_specifier,
17410 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
17411 pp_c_primary_expression, pp_c_postfix_expression,
17412 pp_c_unary_expression, pp_c_shift_expression,
17413 pp_c_relational_expression, pp_c_equality_expression,
17414 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
17415 use pp_string and pp_c_ws_string in place of pp_identifier and
17416 pp_c_identifier for non-identifiers. Mark English strings for
17418 * c-pretty-print.h (pp_c_ws_string): Declare.
17420 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
17421 Roland McGrath <roland@redhat.com>
17423 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
17424 (ENABLE_LD_BUILDID): New configuration option.
17425 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
17426 (LINK_BUILDID_SPEC): New macro.
17427 (init_spec): If defined, prepend it between LINK_EH_SPEC and
17429 * doc/install.texi: Document --enable-linker-build-id option.
17430 * configure: Rebuild.
17431 * config.in: Rebuild.
17433 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17435 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
17436 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
17437 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
17438 MIPS_GP_SAVE_AREA_SIZE.
17439 * config/mips/mips.c (struct mips_frame_info): Update comment
17440 before arg_pointer_offset and hard_frame_pointer_offset.
17441 (mips_compute_frame_info): Update diagram before function: to
17442 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
17443 indicate the position of frame_pointer_rtx with -fstack-protector and
17444 to show args_size. Don't allocate cprestore area for leaf functions
17445 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
17447 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
17449 2009-04-30 Michael Matz <matz@suse.de>
17451 PR tree-optimization/39955
17452 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
17454 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
17456 * ira.c (setup_cover_and_important_classes): Use safe macro
17457 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
17459 * genpreds.c (write_tm_preds_h): Output suitable definition of
17460 REG_CLASS_FOR_CONSTRAINT.
17462 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17464 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
17466 * bitmap.c (bitmap_descriptor): Likewise.
17467 * ggc-common.c (loc_descriptor): Likewise.
17468 * varray.c (varray_descriptor): Likewise.
17469 * vec.c (vec_descriptor): Likewise.
17471 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
17473 * Makefile.in (dce.o): Add $(EXCEPT_H).
17474 * dce.c: Include except.h and delete redundant vector definitions.
17475 (deletable_insn_p): Return false for non-call insns that can throw
17478 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
17480 * gcse.c (ae_gen): Remove.
17481 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
17482 and make non-static function to make it available in store-motion.c.
17483 Update call sites with search-and-replace.
17484 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
17485 extract_mentioned_regs, extract_mentioned_regs_helper,
17486 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17487 store_killed_in_insn, store_killed_after, store_killed_before,
17488 build_store_vectors, insert_insn_start_basic_block, insert-store,
17489 remove_reachable_equiv_notes, replace_store_insn, delete_store,
17490 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
17491 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
17492 * store-motion.c: ...new file. Also copy data structures from gcse.c
17493 and clean up to remove parts not used by store motion.
17494 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
17495 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
17497 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17500 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
17501 when optimizing for size.
17503 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
17505 * gcse.c (gcse_constant_p): Fix typo in last change.
17507 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
17509 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
17511 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
17513 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
17515 2009-04-29 James E. Wilson <wilson@codesourcery.com>
17517 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
17518 CONST_HIGH_PART result.
17520 2009-04-29 Anatoly Sokolov <aesok@post.ru>
17522 * config/avr/avr.c (initial_elimination_offset): Rename to
17523 avr_initial_elimination_offset.
17524 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
17525 change return type to bool.
17526 (avr_can_eliminate): New function.
17527 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
17528 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
17529 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
17530 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
17531 avr_initial_elimination_offset.
17532 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
17533 (avr_initial_elimination_offset): Define.
17535 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17536 Steven Bosscher <steven@gcc.gnu.org>
17538 PR rtl-optimization/39938
17539 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
17540 * cfgrtl.c: Include insn-attr.h.
17541 (rest_of_pass_free_cfg): New function.
17542 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
17543 * resource.c (init_resource_info): Remove call to df_analyze.
17545 2009-04-29 Richard Guenther <rguenther@suse.de>
17548 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
17549 allow conversion to signed integers.
17551 2009-04-29 Richard Guenther <rguenther@suse.de>
17553 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
17554 shifts of floating point vectors if the shift amount is
17555 a constant multiple of the element size.
17557 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
17558 Michael Matz <matz@suse.de>
17560 PR middle-end/39927
17562 * tree-outof-ssa.c (emit_partition_copy): New function.
17563 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
17564 insert_part_to_rtx_on_edge): Perform the partition base var
17565 copy using emit_partition_copy.
17566 (insert_value_copy_on_edge): Convert constants to the right mode.
17567 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
17568 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
17570 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17572 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
17573 scan backwards to try to find a constant to initialize it.
17575 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
17576 insn before the loop_end instruction, don't look past labels.
17578 2009-04-29 Richard Guenther <rguenther@suse.de>
17580 PR middle-end/39937
17581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
17582 loose type conversions.
17583 (forward_propagate_addr_expr): Fix tuplification bug. Remove
17584 stmts only if there are no uses of its definition.
17586 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17588 * config/bfin/bfin.h (splitting_loops): Declare.
17589 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
17590 Reorder bit definitions to be ascending.
17591 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
17592 * config/bfin/bfin.c (splitting_loops): New variable.
17593 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
17594 (struct loop_info): Remove members INIT and LOOP_INIT.
17595 (bfin_optimize_loop): Don't set them. Reorder the code that generates
17596 the LSETUP sequence. Allow LC to be loaded from any register, but
17597 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
17598 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
17600 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
17601 of reload_completed.
17604 * config/bfin/bfin.md (movsi_insn): Refine constraints.
17606 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
17608 * Makefile.in (PLUGIN_VERSION_H): New.
17609 (OBJS-common): Remove plugin-version.o.
17610 (plugin.o): Depend on (PLUGIN_VERSION_H).
17611 (plugin-version.o): Remove.
17612 * configure: Regenerate
17613 * configure.ac: Create plugin-version.h.
17614 * gcc-plugin.h (plugin_gcc_version): Remove.
17615 (plugin_default_version_check): Change signature.
17616 * plugin-version.c: Remove.
17617 * plugin.c: Include plugin-version.h.
17618 (str_plugin_gcc_version_name): Remove.
17619 (try_init_one_plugin): Pass gcc version to plugin_init.
17620 (plugin_default_version_check): Both gcc and plugin versions are now
17623 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17625 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
17626 problematic last insns. Test for TYPE_CALL rather than CALL_P.
17627 Remove special case testing for last insn of inner loops. Don't fail
17628 if the loop ends with a jump, emit an extra nop instead.
17630 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
17631 DREGS rather than comparing directly. Remove code that tries to
17632 account for latencies.
17634 2009-04-29 Richard Guenther <rguenther@suse.de>
17636 PR tree-optimization/39941
17637 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
17638 eliminating an indirect call.
17640 2009-04-29 Richard Guenther <rguenther@suse.de>
17642 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
17643 parameter. Allow invariants as base if !require_lvalue.
17644 (verify_gimple_assign_single): Adjust.
17646 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
17648 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
17649 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17650 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
17651 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
17652 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
17654 * config/bfin/bfin.c (bfin_expand_builtin,
17655 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
17657 2009-04-28 Richard Guenther <rguenther@suse.de>
17659 * tree-vect-loop.c (get_initial_def_for_induction): Use
17660 correct types for pointer increment.
17662 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17664 * toplev.c (print_version): Update GMP version string calculation.
17666 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
17668 PR rtl-optimization/39938
17669 * resource.c (init_resource_info): Add call to df_analyze.
17671 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17673 * config/alpha/alpha.md (usegp): Cast the result of
17674 alpha_find_lo_sum_using_gp to enum attr_usegp.
17675 * config/alpha/alpha.c (override_options): Remove end-of-structure
17676 marker element from cpu_table. Use array size of cpu_table to handle
17677 -mcpu and -mtune options.
17678 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
17680 2009-04-28 Joseph Myers <joseph@codesourcery.com>
17682 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
17683 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
17684 tune_32 and tune_64.
17685 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17686 support on PowerPC.
17687 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
17688 * config/rs6000/option-defaults.h: ... here. New file.
17689 (OPT_64, OPT_32): Define.
17690 (MASK_64BIT): Define to 0 if not already defined.
17691 (OPT_ARCH64, OPT_ARCH32): Define.
17692 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
17695 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17697 * config/arm/arm.c (arm_override_options): Emit error on using
17700 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17702 PR rtl-optimization/39914
17703 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17704 registers for allocnos created from user-defined variables only
17705 when not optimizing.
17707 2009-04-28 Richard Guenther <rguenther@suse.de>
17709 PR middle-end/39937
17710 * fold-const.c (fold_binary): Use distribute_real_division only
17713 2009-04-28 Steve Ellcey <sje@cup.hp.com>
17715 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
17716 add hpux-stdint.h to tm_file.
17717 (hppa[12]*-*-hpux11*): Ditto.
17718 (ia64*-*-hpux*): Ditto.
17719 * config/hpux-stdint.h: New.
17720 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
17721 __STDC_EXT__ for all compiles.
17722 * config/pa/pa-hpux.h: Ditto.
17723 * config/pa/pa-hpux10.h: Ditto.
17724 * config/pa/pa-hpux11.h: Ditto.
17726 2009-04-28 Catherine Moore <clm@codesourcery.com>
17728 * debug.h (set_name): Add comment.
17730 2009-04-28 Andrew Pinski <pinskia@gmail.com>
17733 * config/darwin.c (machopic_gen_offset): Check
17734 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
17735 * config/arm/arm.c (require_pic_register): Likewise.
17737 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
17739 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
17740 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
17741 m32c_promote_prototypes): Delete.
17743 2009-04-28 Michael Matz <matz@suse.de>
17745 PR middle-end/39922
17746 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
17749 2009-04-28 Richard Guenther <rguenther@suse.de>
17751 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
17753 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17755 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
17756 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
17757 * config/arm/arm-tune.md: Regenerate.
17759 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
17761 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
17762 block if there are complex incoming edges.
17763 (sel_merge_blocks): Remove useless assert.
17764 (sel_redirect_edge_and_branch): Check that edge was redirected.
17765 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
17766 (sel_find_rgns): Delete declaration.
17767 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
17768 the region when it is not a preheader.
17770 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17773 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
17775 2009-04-28 Richard Guenther <rguenther@suse.de>
17777 * tree.h (SSA_NAME_VALUE): Remove.
17778 (struct tree_ssa_name): Remove value_handle member.
17779 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
17780 array for jump threading.
17781 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
17783 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
17784 * tree-flow.h (threadedge_initialize_values): Declare.
17785 (threadedge_finalize_values): Likewise.
17786 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
17787 (SSA_NAME_VALUE): Define.
17788 (threadedge_initialize_values): New function.
17789 (threadedge_finalize_values): Likewise.
17790 * tree-ssa-dom.c (ssa_name_values): New global variable.
17791 (SSA_NAME_VALUE): Define.
17792 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
17794 2009-04-28 Ira Rosen <irar@il.ibm.com>
17796 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
17797 Use REPORT_VECTORIZED_LOCATIONS instead
17798 REPORT_VECTORIZED_LOOPS.
17799 * tree-vectorizer.c (vect_verbosity_level): Make static.
17800 (vect_loop_location): Rename to vect_location.
17801 (vect_set_verbosity_level): Update comment.
17802 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
17804 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
17805 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
17806 instead REPORT_UNVECTORIZED_LOOPS.
17807 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
17808 and vect_loop_def to vect_external_def and vect_internal_def.
17809 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
17810 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
17811 REPORT_UNVECTORIZED_LOCATIONS.
17812 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
17813 and vect_used_in_loop and to vect_unused_in_scope and
17814 vect_used_in_scope.
17815 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
17816 (vect_verbosity_level): Remove declaration.
17817 (vect_analyze_operations): Likewise.
17818 (vect_analyze_stmt): Declare.
17819 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
17820 REPORT_UNVECTORIZED_LOCATIONS.
17821 (vect_get_loop_niters): Fix indentation.
17822 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17823 (vect_analyze_loop_operations): New function.
17824 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17825 vect_analyze_operations.
17826 (vect_is_simple_reduction): Use new names.
17827 (vectorizable_live_operation, vect_transform_loop): Likewise.
17828 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17829 to specify whether the data references can be a part of interleaving
17831 (vect_analyze_data_ref_dependence): Use new names.
17832 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17833 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17834 * tree-vect-patterns.c (widened_name_p): Use new names.
17835 (vect_recog_dot_prod_pattern): Likewise.
17836 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17837 (process_use, vect_mark_stmts_to_be_vectorized,
17838 vect_model_simple_cost, vect_model_store_cost,
17839 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17840 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17841 vectorizable_operation, vectorizable_type_demotion,
17842 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17843 vectorizable_condition): Likewise.
17844 (vect_analyze_operations): Split into vect_analyze_loop_operations
17846 (vect_analyze_stmt): ... new function.
17847 (new_stmt_vec_info): Use new names.
17848 (vect_is_simple_use): Use new names and fix comment.
17849 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17850 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17852 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17855 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17856 and integer modes for x87 operands. Do not ICE for unsupported size,
17857 generate error instead. Generate error for unsupported operand types.
17858 ['z']: Do not handle HImode memory operands specially. Warning
17859 for floating-point operands. Fallthru to 'Z' for unsupported operand
17860 types. Do not ICE for unsupported size, generate error instead.
17861 (output_387_binary_op): Use %Z to output operands.
17862 (output_fp_compare): Ditto.
17863 (output_387_reg_move): Ditto.
17865 2009-04-28 Ben Elliston <bje@au.ibm.com>
17870 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17872 * builtins.c (c_strlen): Do not warn here.
17873 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17874 * c-common.c (pointer_int_sum): Take an explicit location.
17875 Warn about offsets out of bounds.
17876 * c-common.h (pointer_int_sum): Adjust declaration.
17878 2009-04-27 Ian Lance Taylor <iant@google.com>
17880 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17882 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17883 * df-core.c (df_set_flags): Change return type to int. Change
17884 type of old_flags to int.
17885 (df_clear_flags): Likewise.
17886 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17887 (df_get_conditional_uses): Likewise.
17888 * df.h (df_set_flags, df_clear_flags): Update declarations.
17889 * dwarf2out.c (struct indirect_string_node): Change type of form
17890 field to enum dwarf_form.
17891 (AT_string_form): Change return type to enum dwarf_form.
17892 * fixed-value.c (fixed_compare): Add cast to enum type.
17893 * fwprop.c (update_df): Change 0 to VOIDmode.
17894 * gensupport.c: Change 0 to UNKNOWN.
17895 * gimple.h (gimple_cond_code): Add cast to enum type.
17896 * haifa-sched.c (reemit_notes): Add cast to enum type.
17897 * hooks.c (hook_int_void_no_regs): Remove function.
17898 * hooks.h (hook_int_void_no_regs): Remove declaration.
17899 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17900 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17901 * real.c (real_arithmetic): Add cast to enum type.
17902 (real_compare): Likewise.
17903 * target.h (struct gcc_target): Change return type of
17904 branch_target_register_class to enum reg_class.
17905 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17906 default_branch_target_register_class.
17907 * targhooks.c (default_branch_target_register_class): New function.
17908 * targhooks.h (default_branch_target_register_class): Declare.
17909 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17910 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17912 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17914 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17915 vect_uninitialized_def. Change 0 to ERROR_MARK.
17916 * tree-vect-stmts.c (supportable_widening_operation): Don't
17917 initialize icode1 and icode2.
17918 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17919 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17921 (cmn_err_flag_specs): Change 0 to STD_C89.
17922 (cmn_err_char_table): Likewise.
17923 * config/arm/arm.c (get_arm_condition_code): Change type of code
17924 to enum arm_cond_code.
17925 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17926 (IWMMXT_BUILTIN2): Likewise.
17927 (neon_builtin_type_bits): Don't define typedef.
17928 (neon_builtin_datum): Change type of bits field to int.
17929 (arm_expand_neon_args): Add cast to enum type.
17930 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17932 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17933 casts to enum type.
17934 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17936 * config/mips/mips.md (jal_macro): Return enum constant.
17937 (single_insn): Likewise.
17938 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17940 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17941 casts to enum type.
17942 * config/s390/s390.c (s390_tune_flags): Change type to int.
17943 (s390_arch_flags): Likewise.
17944 (s390_handle_arch_option): Change flags field of struct pta to int.
17945 * config/s390/s390.h (s390_tune_flags): Update declaration.
17946 (s390_arch_flags): Likewise.
17947 * config/sh/sh.c (prepare_move_operands): Compare
17948 tls_symbolic_operand result with enum constant.
17949 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17950 (sh_expand_prologue): Add cast to enum type.
17951 (sh_expand_epilogue): Likewise.
17952 (tls_symbolic_operand): Change return type to enum tls_model.
17953 (fpscr_set_from_mem): Add cast to enum type.
17954 (legitimize_pic_address): Compare tls_symbolic_operand result with
17956 (sh_target_reg_class): Change return type to enum reg_class.
17957 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17959 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17960 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17961 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17962 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17963 (delayed_branch, tls_call_delay): Likewise.
17964 (eligible_for_sibcall_delay): Likewise.
17965 (eligible_for_return_delay): Likewise.
17966 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17967 (spu_expand_builtin_1): Likewise.
17969 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17970 for all types of conversions.
17971 (output_init_element): Issue -Wc++-compat warning if needed when
17972 initializing a bitfield with enum type.
17973 * c-parser.c (c_parser_expression): Set original_type to
17974 original_type of right hand operand of comma operator.
17976 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17978 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17980 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17981 * doc/cpp.texi (Standard Predefined Macros)
17982 (Implementation-defined behavior): Likewise.
17983 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17984 * doc/gimple.texi (GIMPLE Exception Handling)
17985 (@code{GIMPLE_ASSIGN}): Likewise.
17986 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17987 * doc/invoke.texi (Warning Options, Optimize Options)
17988 (AVR Options, Darwin Options): Likewise.
17989 (Optimize Options): Reformulate -fwhole-program description.
17990 * doc/loop.texi (Lambda): Likewise.
17991 * doc/md.texi (Output Template, Define Constraints)
17992 (Standard Names, Insn Splitting): Likewise.
17993 * doc/options.texi (Option properties): Likewise.
17994 * doc/passes.texi (Tree-SSA passes): Likewise.
17995 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17996 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17997 (File Names and DBX): Likewise.
17998 * doc/trouble.texi (Incompatibilities): Likewise.
18000 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18002 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
18003 instruction is correct.
18005 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18007 Allow non-constant arguments to conversion intrinsics.
18008 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
18009 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
18010 * spu.c (print_operand): Handle 'v' and 'w'.
18011 (exp2_immediate_p, spu_gen_exp2): Define.
18012 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
18013 spu_convtf_1): Update parameter descriptions.
18014 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
18015 * constraints.md ('v', 'w'): New.
18016 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
18018 (i2f, I2F): New define_mode_attr.
18019 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
18020 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
18021 fixuns_truncv4sfv4si2): Update to use mode attribute.
18022 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
18023 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
18024 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
18025 patterns for combine.
18027 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
18029 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
18030 (cprop, hoist, pre, store_motion): New debug counters.
18031 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
18032 is not an RTL pass anymore.
18033 (pass_profiling): Remove extern decl for pass removed in 2005.
18034 (pass_gcse, pass_jump_bypass): Remove.
18035 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
18036 to 0 for clean state.
18037 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
18038 * cse.c (gate_handle_cse_after_global_opts,
18039 rest_of_handle_cse_after_global_opts): New functions.
18040 (pass_cse_after_global_opts): New pass, does local CSE.
18041 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
18042 (TV_CPROP): New timevar.
18043 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18044 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
18045 (gcse_main, recompute_all_luids): Remove.
18046 (compute_hash_table_work): Call max_reg_num instead of reading
18048 (cprop_jump): Don't set run_jump_opt_after_gcse.
18049 (constprop_register): Always allow to alter jumps.
18050 (cprop_insn): Likewise.
18051 (do_local_cprop): Likewise.
18052 (local_cprop_pass): Likewise. Return non-zero if something changed.
18053 (cprop): Remove function, fold interesting bits into one_cprop_pass.
18054 (find_implicit_sets): Add note about missed optimization opportunity.
18055 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
18056 pass_rtl_cprop execute function.
18057 Don't bother tracking the pass number, each pass gets its own dumpfile
18059 Always allow to alter jumpsand bypass jumps.
18060 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
18061 will just find no suitable set.
18062 (pre_edge_insert): Fix dumping, this function is for PRE only.
18063 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
18064 pass_rtl_pre execute function.
18065 (hoist_code): Return non-zero if something changed. Keep track of
18066 substitutions and insertions for statistics gathering similar to PRE.
18067 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
18068 called from the pass_rtl_hoist execute function. Show pass statistics.
18069 (compute_store_table): Use max_reg_num directly instead of using the
18070 formerly global max_gcse_regno.
18071 (build_store_vectors): Likewise.
18072 (replace_store_insn): Fix dumping.
18073 (store_motion): Rename to ...
18074 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
18075 pass, called from the pass_rtl_store_motion execute function. Keep
18076 track of substitutions and insertions for statistics gathering similar
18078 (bypass_jumps): Remove, fold interesting bits into ...
18079 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
18080 from the pass_rtl_cprop execute function.
18081 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
18082 pass_jump_bypass): Remove.
18083 (gate_handle_gcse, rest_of_handle_gcse): Remove.
18084 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
18085 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
18086 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
18087 (gate_rtl_store_motion, execute_rtl_store_motion,
18088 pass_rtl_store_motion): New.
18089 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
18090 make it clear that -fcse-skip-blocks is a no-op for backward compat.
18091 * passes.c (init_optimization_passes): Remove pass_gcse and
18092 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
18093 and cse_after_global_opts in place of pass_gcse. Schedule cprop
18094 instead of pass_jump_bypass.
18096 2009-04-27 Richard Guenther <rguenther@suse.de>
18098 PR middle-end/39928
18099 * gimplify.c (gimplify_expr): If we are required to create
18100 a temporary make sure it ends up as register.
18102 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
18105 * config/i386/i386.c (construct_container): Don't call
18106 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
18107 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
18109 2009-04-27 Michael Matz <matz@suse.de>
18111 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
18112 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
18113 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
18114 (dump_replaceable_exprs): Take a bitmap.
18115 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
18117 (expand_gimple_basic_block): Likewise.
18118 * tree-ssa-ter.c (struct temp_expr_table_d): Make
18119 replaceable_expressions member a bitmap.
18120 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
18121 (mark_replaceable): Likewise.
18122 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
18123 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
18125 2009-04-27 Richard Guenther <rguenther@suse.de>
18127 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
18128 (verify_stmts): Dispatch to gimple/type verification code.
18129 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
18130 issue with call argument types.
18132 2009-04-27 Michael Matz <matz@suse.de>
18134 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
18135 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
18138 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
18139 Eric Botcazou <ebotcazou@adacore.com>
18141 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18142 a label's basic block.
18143 (mark_target_live_regs): Tidy and rework obsolete comments.
18144 Change back DF problem to LIVE. If a label starts a basic block,
18145 assume that all registers that used to be live then still are.
18146 (init_resource_info): If a label starts a basic block, set its
18147 BLOCK_FOR_INSN accordingly.
18148 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
18150 2009-04-27 Richard Guenther <rguenther@suse.de>
18152 * tree-flow-inline.h (function_ann): Remove.
18153 (get_function_ann): Likewise.
18154 * tree-dfa.c (create_function_ann): Remove.
18155 * tree-flow.h (struct static_var_ann_d): Remove.
18156 (struct function_ann_d): Likewise.
18157 (union tree_ann_d): Remove fdecl member.
18158 (function_ann_t): Remove.
18159 (function_ann, get_function_ann, create_function_ann): Remove
18162 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
18164 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
18166 2009-04-27 Jan Hubicka <jh@suse.cz>
18168 * ipa-pure-const.c (struct funct_state_d): New fields
18169 state_previously_known, looping_previously_known; remove
18170 state_set_in_source.
18171 (analyze_function): Use new fields.
18172 (propagate): Avoid assumption that state_set_in_source imply
18175 * tree-ssa-loop-niter.c (finite_loop_p): New function.
18176 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
18177 * cfgloop.h (finite_loop_p): Declare.
18179 2009-04-26 Michael Matz <matz@suse.de>
18181 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
18183 2009-04-26 Michael Matz <matz@suse.de>
18185 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
18186 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
18187 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
18188 pass_mark_used_blocks): Remove.
18189 * tree-optimize.c (pass_free_datastructures,
18190 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
18191 * passes.c (init_optimization_passes): Don't call
18192 pass_mark_used_blocks, remove dead code.
18194 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
18196 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
18197 * tree-ssa-live.h (register_ssa_partition): Likewise.
18199 2009-04-26 Michael Matz <matz@suse.de>
18202 * builtins.c (fold_builtin_next_arg): Handle SSA names.
18203 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
18204 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
18206 (compare_pairs): Swap cost comparison.
18207 (coalesce_ssa_name): Don't use change_partition_var.
18208 * tree-nrv.c (struct nrv_data): Add modified member.
18209 (finalize_nrv_r): Set it.
18210 (tree_nrv): Use it to update statements.
18211 (pass_nrv): Require PROP_ssa.
18212 * tree-mudflap.c (mf_decl_cache_locals,
18213 mf_build_check_statement_for): Use make_rename_temp.
18214 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
18215 * alias.c (find_base_decl): Handle SSA names.
18216 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
18217 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
18218 * rtl.h (set_reg_attrs_for_parm): Declare.
18219 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
18220 to "optimized", remove unused locals at finish.
18221 (execute_free_datastructures): Make global, call
18222 delete_tree_cfg_annotations.
18223 (execute_free_cfg_annotations): Don't call
18224 delete_tree_cfg_annotations.
18226 * ssaexpand.h: New file.
18227 * expr.c (toplevel): Include ssaexpand.h.
18228 (expand_assignment): Handle SSA names the same as register variables.
18229 (expand_expr_real_1): Expand SSA names.
18230 * cfgexpand.c (toplevel): Include ssaexpand.h.
18231 (SA): New global variable.
18232 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
18233 (SSAVAR): New macro.
18234 (set_rtl): New helper function.
18235 (add_stack_var): Deal with SSA names, use set_rtl.
18236 (expand_one_stack_var_at): Likewise.
18237 (expand_one_stack_var): Deal with SSA names.
18238 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
18239 before unique numbers.
18240 (expand_stack_vars): Use set_rtl.
18241 (expand_one_var): Accept SSA names, add asserts for them, feed them
18242 to above subroutines.
18243 (expand_used_vars): Expand all partitions (without default defs),
18244 then only the local decls (ignoring those expanded already).
18245 (expand_gimple_cond): Remove edges when jumpif() expands an
18246 unconditional jump.
18247 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
18248 or remove abnormal edges. Ignore insns setting the LHS of a TERed
18250 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
18251 members of SA; deal with PARM_DECL partitions here; expand
18252 all PHI nodes, free tree datastructures and SA. Commit instructions
18253 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
18254 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
18255 info and statements at start, collect garbage at finish.
18256 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
18257 (VAR_ANN_PARTITION) Remove.
18258 (change_partition_var): Don't declare.
18259 (partition_to_var): Always return SSA names.
18260 (var_to_partition): Only accept SSA names.
18261 (register_ssa_partition): Only check argument.
18262 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
18264 (delete_var_map): Don't free it.
18265 (var_union): Only accept SSA names, simplify.
18266 (partition_view_init): Mark only useful SSA names as used.
18267 (partition_view_fini): Only deal with SSA names.
18268 (change_partition_var): Remove.
18269 (dump_var_map): Use ssa_name instead of partition_to_var member.
18270 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
18272 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
18273 (struct _elim_graph): New member const_dests; nodes member vector of
18275 (set_location_for_edge): New static helper.
18276 (create_temp): Remove.
18277 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
18278 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
18279 (new_elim_graph): Allocate const_dests member.
18280 (clean_elim_graph): Truncate const_dests member.
18281 (delete_elim_graph): Free const_dests member.
18282 (elim_graph_size): Adapt to new type of nodes member.
18283 (elim_graph_add_node): Likewise.
18284 (eliminate_name): Likewise.
18285 (eliminate_build): Don't take basic block argument, deal only with
18286 partition numbers, not variables.
18287 (get_temp_reg): New static helper.
18288 (elim_create): Use it, deal with RTL temporaries instead of trees.
18289 (eliminate_phi): Adjust all calls to new signature.
18290 (assign_vars, replace_use_variable, replace_def_variable): Remove.
18291 (rewrite_trees): Only do checking.
18292 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
18293 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
18294 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
18295 contains_tree_r, MAX_STMTS_IN_LATCH,
18296 process_single_block_loop_latch, analyze_edges_for_bb,
18297 perform_edge_inserts): Remove.
18298 (expand_phi_nodes): New global function.
18299 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
18300 functions, initialize new parameter, remember partitions having a
18302 (finish_out_of_ssa): New global function.
18303 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
18304 don't reset in_ssa_p here, don't disable TER when mudflap.
18305 (pass_del_ssa): Remove.
18306 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
18308 (execute_free_datastructures): Declare.
18309 * Makefile.in (SSAEXPAND_H): New variable.
18310 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
18311 * basic-block.h (commit_one_edge_insertion): Declare.
18312 * passes.c (init_optimization_passes): Move pass_nrv and
18313 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
18314 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
18315 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
18316 (redirect_branch_edge): Deal with super block when expanding, split
18317 out jump patching itself into ...
18318 (patch_jump_insn): ... here, new static helper.
18320 2009-04-26 Michael Matz <matz@suse.de>
18322 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
18323 beyond num_ssa_names.
18324 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
18325 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
18327 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18329 PR inline-asm/39543
18330 * fwprop.c (forward_propagate_asm): New function.
18331 (forward_propagate_and_simplify): Propagate also into __asm, if it
18332 doesn't increase the number of referenced registers.
18335 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
18337 2009-04-26 Jakub Jelinek <jakub@redhat.com>
18339 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
18340 note_nonlocal_vla_type for nonlocal VLAs.
18341 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
18342 contains_remapped_vars, remap_vla_decls): New functions.
18343 (convert_nonlocal_reference_stmt): If not optimizing, call
18344 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
18345 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
18346 if it wasn't found in var_map.
18347 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
18348 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
18349 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
18351 * gimplify.c (nonlocal_vlas): New variable.
18352 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
18354 (gimplify_body): Create and destroy nonlocal_vlas.
18356 * dwarf2out.c (loc_descr_plus_const): New function.
18357 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
18358 mem_loc_descriptor, loc_descriptor_from_tree_1,
18359 descr_info_loc, gen_variable_die): Use it.
18361 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
18362 !TREE_STATIC VAR_DECLs.
18363 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
18364 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
18365 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
18366 DECL_BY_REFERENCE is valid.
18367 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
18368 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
18369 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
18370 Copy DECL_BY_REFERENCE.
18371 (struct nesting_copy_body_data): New type.
18372 (nesting_copy_decl): New function.
18373 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
18374 if they have variable length.
18376 2009-04-26 Michael Matz <matz@suse.de>
18378 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
18379 mark new temporaries for renaming.
18381 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18384 * c-decl.c (global_bindings_p): Return negative value.
18385 (c_variable_size): New. Based on variable_size from
18387 (grokdeclarator): Call c_variable_size not variable_size.
18389 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
18391 * config/i386/i386.c (print_operand) ['z']: Fix typo.
18393 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
18395 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
18396 Redefine it to just use mingw/include.
18397 (ASM_SPEC): Rules for -m32 and -m64.
18398 (LINK_SPEC): Use Likewise.
18399 (SPEC_32): New define.
18400 (SPEC_64): Likewise.
18401 (SUB_LINK_SPEC): Likewise.
18402 (MULTILIB_DEFAULTS): New define.
18403 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
18404 Add multilib options.
18405 (MULTILIB_DIRNAMES): Likewise.
18406 (MULTILIB_OSDIRNAMES): Likewise.
18407 (LIBGCC): Likewise.
18408 (INSTALL_LIBGCC): Likewise.
18410 2009-04-26 Joseph Myers <joseph@codesourcery.com>
18413 * c-tree.h (enum c_inline_static_type): New.
18414 (record_inline_static): Declare.
18415 * c-decl.c (struct c_inline_static, c_inline_statics,
18416 record_inline_static, check_inline_statics): New.
18417 (pop_file_scope): Call check_inline_statics.
18418 (start_decl): Call record_inline_static instead of pedwarning
18419 directly for static in inline function.
18420 * c-typeck.c (build_external_ref): Call record_inline_static
18421 instead of pedwarning directly for static referenced in inline
18424 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
18426 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
18427 not new but only being rescanned.
18428 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
18429 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
18430 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
18431 record_set_info, compute_set, grealloc): Remove.
18432 (recompute_all_luids): New function.
18433 (gcse_main): Don't compute sets, and don't do related memory
18434 allocations/free-ing. If something changed before the end of the
18435 pass, update LUIDs using recompute_all_luids.
18436 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
18437 (free_gcse_mem): Don't free it either.
18438 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
18439 Use the df insn LUIDs.
18440 (load_killed_in_block): Likewise.
18441 (compute_hash_table_work): Don't compute reg_set_in_block.
18442 (compute_transp): Use DF_REG_DEF_CHAINs.
18443 (local_cprop_pass): Don't use compute_sets and related functions.
18444 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
18445 Use get_max_uid() instead of max_cuid.
18446 (insert_insn_end_basic_block, pre_insert_copy_insn,
18447 update_ld_motion_stores): Don't try to
18448 keep reg_set tables up to date.
18449 (pre_insert_copies): Use df insn LUIDs.
18450 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
18451 (reg_set_info): Don't use extra bitmap argument.
18452 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
18453 information to compute regs_set_in_block.
18454 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
18455 (bypass_jumps): Don't use compute_sets and friends.
18457 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18460 * opts.c (undocumented_msg): Do not leave blank even with
18463 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18465 * c-decl.c (build_enumerator): Allow values folding to integer
18466 constants but not integer constant expressions with a pedwarn if
18469 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18472 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
18473 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
18474 type is an integer constant.
18476 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18479 * config/i386/i386.c (print_operand) ['z']: Revert handling of
18482 2009-04-25 Joseph Myers <joseph@codesourcery.com>
18485 * c-decl.c (grokdeclarator): Diagnose declarations of functions
18486 with variably modified return type and no storage class
18487 specifiers, except for the case of nested functions. Distinguish
18488 extern declarations of functions with variably modified return
18489 types from those of objects with variably modified types.
18491 2009-04-25 Jan Hubicka <jh@suse.cz>
18493 * tree.c (list_equal_p): New function.
18494 * tree.h (list_equal_p): Declare.
18495 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18496 basic_block_def, basic_block, const_basic_block): New.
18497 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
18498 (redirect_eh_edge): New function.
18499 (make_eh_edge_update_phi): EH edges are not abnormal.
18500 * except.c: Include tree-flow.h.
18501 (list_match): New function.
18502 (eh_region_replaceable_by_p): New function.
18503 (replace_region): New function.
18504 (hash_type_list): New function.
18505 (hash_eh_region): New function.
18506 (eh_regions_equal_p): New function.
18507 (merge_peers): New function.
18508 (remove_unreachable_regions): Verify EH tree when checking;
18510 (copy_eh_region_1): New function.
18511 (copy_eh_region): New function.
18512 (push_reachable_handler): New function.
18513 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
18514 regions without label but with live RESX.
18515 * except.h (redirect_eh_edge_to_label): New.
18516 * tree-flow.h (redirect_eh_edge): New.
18517 * coretypes.h (edge_def, edge, const_edge, basic_block_def
18518 basic_block_def, basic_block, const_basic_block): Remove.
18519 * Makefile.in (except.o): Add dependency on tree-flow.h
18520 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
18521 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
18524 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
18527 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
18528 on the destination of memcpy.
18530 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
18532 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
18533 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
18534 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
18536 2009-04-25 Jan Hubicka <jh@suse.cz>
18538 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
18539 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
18540 to be reached by different label than left.
18541 (update_eh_edges): Update comment; remove edge_to_remove if possible
18542 and return true if suceeded.
18543 (cleanup_empty_eh): Accept sharing map; handle shared regions.
18544 (cleanup_eh): Compute sharing map.
18545 * except.c (remove_eh_handler_and_replace): Add argument if we should
18547 (remove_unreachable_regions): Update for label sharing.
18548 (label_to_region_map): Likewise.
18549 (get_next_region_sharing_label): New function.
18550 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
18552 (remove_eh_handler): Update.
18553 (remove_eh_region_and_replace_by_outer_of): New function.
18554 * except.h (struct eh_region): Add next_region_sharing_label.
18555 (remove_eh_region_and_replace_by_outer_of,
18556 get_next_region_sharing_label): Declare.
18557 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
18559 2009-04-25 Jan Hubicka <jh@suse.cz>
18561 * tree-cfg.c (split_critical_edges): Split also edges where we can't
18562 insert code even if they are not critical.
18564 2009-04-25 Jan Hubicka <jh@suse.cz>
18566 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18567 (gimple_can_remove_branch_p): EH edges won't remove branch by
18569 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
18570 updating of non-abnormal EH edges.
18571 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
18572 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
18573 (split_critical_edges): Split also edges where emitting code on them
18574 will lead to splitting later.
18576 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
18577 H.J. Lu <hongjiu.lu@intel.com>
18580 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
18581 the configured assembler supports fildq and fistpq mnemonics.
18582 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
18583 * configure: Regenerated.
18584 * config.in: Ditto.
18586 * config/i386/i386.c (print_operand): Handle 'Z'.
18587 ['z']: Remove handling of special fild/fist suffixes.
18588 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
18589 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
18590 suffix of fild insn.
18591 (*floatsi<mode>2_vector_mixed): Ditto.
18592 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
18593 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
18594 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18595 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
18596 * config/i386/gas.h (GAS_MNEMONICS): Remove.
18598 2009-04-25 Ben Elliston <bje@au.ibm.com>
18600 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
18601 the source of a set operation.
18603 2009-04-25 Anatoly Sokolov <aesok@post.ru>
18605 * target.h (struct gcc_target): Add case_values_threshold field.
18606 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
18607 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
18608 * targhooks.c (default_case_values_threshold): New function.
18609 * targhooks.h (default_case_values_threshold): Declare function.
18610 * stmt.c (expand_case): Use case_values_threshold target hook.
18611 * expr.h (case_values_threshold): Remove declartation.
18612 * expr.c (case_values_threshold): Remove function.
18613 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
18615 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
18616 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18617 (avr_case_values_threshold): Declare as static.
18618 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
18620 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
18621 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
18622 (mn10300_case_values_threshold): New function.
18624 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18626 * ira.c (setup_cover_and_important_classes): Add enum cast.
18628 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
18630 * genpreds.c (write_enum_constraint_num): Output definition of
18631 CONSTRAINT_NUM_DEFINED_P macro.
18632 * ira.c (setup_cover_and_important_classes): Use
18633 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
18635 2009-04-24 DJ Delorie <dj@redhat.com>
18637 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
18638 __SH2A_SINGLE_ONLY__ also.
18640 2009-04-24 Steve Ellcey <sje@cup.hp.com>
18642 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
18643 (movdf_internal): Ditto.
18644 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
18645 SFmode and DFmode constants.
18646 (ia64_print_operand): Add 'G' format for printing
18647 floating point constants.
18649 2009-04-24 Richard Guenther <rguenther@suse.de>
18651 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
18652 from unsigned additions.
18654 2009-04-24 Joseph Myers <joseph@codesourcery.com>
18656 * c-typeck.c (set_init_index): Allow array designators that are
18657 not integer constant expressions with a pedwarn if pedantic.
18659 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18661 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
18662 zero if no overlap in nonzero bits between the operands.
18664 2009-04-24 Ian Lance Taylor <iant@google.com>
18666 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
18667 (record_dead_and_set_regs): Likewise.
18668 * df.h (struct df_mw_hardreg): Change flags field to int.
18669 (struct df_base_ref): Likewise.
18670 (struct df): Change changeable_flags field to int.
18671 * df-scan.c (df_defs_record): Change clobber_flags to int.
18672 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
18673 constants rather than #define macros.
18674 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
18675 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
18676 (enum dwarf_calling_convention): Likewise.
18677 (enum dwarf_line_number_x_ops): Likewise.
18678 (enum dwarf_call_frame_info): Likewise.
18679 (enum dwarf_source_language): Likewise.
18680 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
18681 (add_calling_convention_attribute): Likewise.
18682 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
18683 (combine_comparisons): Change compcode to int. Add cast to enum type.
18684 * genrecog.c (maybe_both_true_2): Change c to int.
18685 (write_switch): Likewise. Add cast to enum type.
18686 * gimplify.c (gimplify_omp_for): Handle return values from
18687 gimplify_expr using MIN rather than bitwise or.
18688 (gimplify_expr): Add cast to enum type.
18689 * ipa-prop.c (update_jump_functions_after_inlining): Change
18690 IPA_BOTTOM to IPA_JF_UNKNOWN.
18691 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
18692 Add casts to enum type.
18693 (setup_cover_and_important_classes): Change cl to int. Add casts
18695 (setup_class_translate): Change cl and mode to int.
18696 (ira_init_once): Change mode to int.
18697 (free_register_move_costs): Likewise.
18698 (setup_prohibited_mode_move_regs): Add casts to enum type.
18699 * langhooks.c (add_builtin_function_common): Rework assertion that
18700 value fits bitfield.
18701 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
18702 * omega.c (omega_do_elimination): Avoid math on enum types.
18703 * optabs.c (expand_vec_shift_expr): Remove casts to int.
18704 * opts.c (set_debug_level): Change 2 to enum constant. Use new
18705 int local to handle integral_argment value.
18706 * regmove.c (try_auto_increment): Change PUT_MODE to
18708 * reload.c (push_secondary_reload): Add casts to enum type.
18709 (secondary_reload_class, find_valid_class): Likewise.
18710 * reload1.c (emit_input_reload_insns): Likewise.
18711 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
18712 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
18713 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
18715 * tree.c (build_common_builtin_nodes): Add casts to enum type.
18716 * tree-complex.c (complex_lattice_t): Typedef to int rather than
18718 (expand_complex_libcall): Add casts to enum type.
18719 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
18720 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
18721 with ERROR_MARK, not NUM_TREE_CODES.
18722 (vect_create_epilog_for_reduction): Likewise.
18723 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
18724 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
18725 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
18727 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
18728 vect_unused_in_loop. Change 0 to loop_vect.
18729 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
18730 * var-tracking.c (get_init_value): Change return type to enum
18732 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
18733 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
18735 (arm_override_options): Add casts to enum type.
18736 (arm_emit_tls_decoration): Likewise.
18737 * config/i386/i386.c (ix86_function_specific_restore): Add casts
18739 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
18740 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
18741 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
18743 * config/s390/s390.c (code_for_builtin_64): Change to array of
18745 (code_for_builtin_31): Likewise.
18746 (s390_expand_builtin): Change code_for_builtin to enum insn_code
18748 * config/sparc/sparc.c (sparc_override_options): Change value
18749 field in struct code_model to enum cmodel. In initializer change
18750 0 to NULL and add cast to enum type.
18752 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
18753 Change all callers. Issue a -Wc++-compat warning using
18754 lhs_origtype if necessary.
18755 (convert_for_assignment): Issue -Wc++-compat warnings about
18756 invalid conversions to enum type on assignment.
18757 * c-common.h (build_modify_expr): Update declaration.
18759 2009-04-24 Nick Clifton <nickc@redhat.com>
18761 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
18762 (function_arg_advance): Likewise.
18763 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
18766 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
18768 * config/s390/constraints.md ('I', 'J'): Fix condition.
18770 2009-04-24 Diego Novillo <dnovillo@google.com>
18772 * gengtype-parse.c (parse_error): Add newline after message.
18774 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
18776 * config/i386/sse.md (avxmodesuffixs): Removed.
18777 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
18778 (*avx_pinsr<ssevecsize>): This.
18780 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
18782 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
18783 follow chains of regs with a single definition, and allow expressions
18784 that are function_invariant_p.
18785 (simple_rhs_p): Allow expressions that are function_invariant_p.
18787 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
18789 PR middle-end/39867
18790 * fold-const.c (fold_cond_expr_with_comparison): When folding
18791 > and >= to MAX, make sure the MAX uses the same type as the
18792 comparison's operands.
18794 2009-04-24 Nick Clifton <nickc@redhat.com>
18796 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
18797 addressing for DImode accesses.
18798 (frv_print_operand_address): Handle PLUS case.
18799 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
18801 2009-04-24 Jakub Jelinek <jakub@redhat.com>
18803 PR rtl-optimization/39794
18804 * alias.c (canon_true_dependence): Add x_addr argument.
18805 * rtl.h (canon_true_dependence): Adjust prototype.
18806 * cse.c (check_dependence): Adjust canon_true_dependence callers.
18807 * cselib.c (cselib_invalidate_mem): Likewise.
18808 * gcse.c (compute_transp): Likewise.
18809 * dse.c (scan_reads_nospill): Likewise.
18810 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
18811 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
18812 canon_base_addr of the group, plus optional offset.
18813 (struct group_info): Rename canon_base_mem to
18815 (get_group_info): Set canon_base_addr to canon_rtx of base, not
18816 canon_rtx of base_mem.
18818 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
18820 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18821 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18823 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18825 * config/spu/spu-builtins.h: Delete file.
18827 * config/spu/spu.h (enum spu_builtin_type): Move here from
18829 (struct spu_builtin_description): Likewise. Add GTY marker.
18830 Do not use enum spu_function_code or enum insn_code.
18831 (spu_builtins): Add extern declaration.
18833 * config/spu/spu.c: Do not include "spu-builtins.h".
18834 (enum spu_function_code, enum spu_builtin_type_index,
18835 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18836 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18837 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18838 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18839 (spu_builtin_types): Make static. Add GTY marker.
18840 (spu_builtins): Add extern declaration with GTY marker.
18841 Include "gt-spu.h".
18843 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18844 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18845 Check programmatically whether all parameters are scalar.
18847 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18849 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18851 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18852 assignment from the constructor either if the target is volatile.
18854 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18856 * config/arm/arm.md (insv): Do not share operands[0].
18858 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18860 * config/vxlib-tls.c (active_tls_threads): Delete.
18861 (delete_hook_installed): New.
18862 (tls_delete_hook): Don't delete the delete hook.
18863 (tls_destructor): Delete it here.
18864 (__gthread_set_specific): Adjust installing the delete hook.
18865 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18866 __gthread_leave_tsd_dtor_context.
18868 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18870 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18872 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18874 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18876 (alpha_rtx_costs): Ditto.
18877 (emit_unlikely_jump): Use add_reg_note.
18878 (emit_frame_store_1): Ditto.
18879 (alpha_expand_prologue): Ditto.
18880 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18881 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18883 2009-04-23 Nick Clifton <nickc@redhat.com>
18885 * config/v850/v850.md (epilogue): Remove suppressed code.
18886 (return): Rename to return_simple and remove test of frame size.
18887 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18888 to gen_return_simple.
18890 2009-04-22 Jing Yu <jingyu@google.com>
18893 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18895 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18898 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18899 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18900 value is a VECTOR_CST, the element type is the element type of the
18903 2009-04-22 DJ Delorie <dj@redhat.com>
18905 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18907 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18909 * alias.c (find_base_term): Move around LO_SUM case, so that
18910 CONST falls through into PLUS/MINUS handling.
18913 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18914 into 0, use omit_one_operand.
18916 2009-04-23 Ben Elliston <bje@au.ibm.com>
18918 * config/rs6000/linux-unwind.h (get_regs): Remove type
18919 puns. Change the type of `pc' to an array of unsigned ints and
18920 update all users. Constify frame24.
18922 2009-04-22 DJ Delorie <dj@redhat.com>
18924 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18925 declarations before code.
18926 (current_function_special_page_vector): Likewise.
18927 (m32c_expand_insv): Silence a warning.
18929 2009-04-21 Taras Glek <tglek@mozilla.com>
18931 * alias.c: Update GTY annotations to new syntax.
18932 * basic-block.h: Likewise.
18933 * bitmap.h: Likewise.
18934 * c-common.h: Likewise.
18935 * c-decl.c: Likewise.
18936 * c-parser.c: Likewise.
18937 * c-pragma.c: Likewise.
18938 * c-tree.h: Likewise.
18939 * cfgloop.h: Likewise.
18940 * cgraph.h: Likewise.
18941 * config/alpha/alpha.c: Likewise.
18942 * config/arm/arm.h: Likewise.
18943 * config/avr/avr.h: Likewise.
18944 * config/bfin/bfin.c: Likewise.
18945 * config/cris/cris.c: Likewise.
18946 * config/darwin.c: Likewise.
18947 * config/frv/frv.c: Likewise.
18948 * config/i386/i386.c: Likewise.
18949 * config/i386/i386.h: Likewise.
18950 * config/i386/winnt.c: Likewise.
18951 * config/ia64/ia64.h: Likewise.
18952 * config/iq2000/iq2000.c: Likewise.
18953 * config/mips/mips.c: Likewise.
18954 * config/mmix/mmix.h: Likewise.
18955 * config/pa/pa.c: Likewise.
18956 * config/pa/pa.h: Likewise.
18957 * config/rs6000/rs6000.c: Likewise.
18958 * config/s390/s390.c: Likewise.
18959 * config/sparc/sparc.c: Likewise.
18960 * config/xtensa/xtensa.c: Likewise.
18961 * cselib.h: Likewise.
18962 * dbxout.c: Likewise.
18963 * dwarf2out.c: Likewise.
18964 * except.c: Likewise.
18965 * except.h: Likewise.
18966 * fixed-value.h: Likewise.
18967 * function.c: Likewise.
18968 * function.h: Likewise.
18969 * gimple.h: Likewise.
18970 * integrate.c: Likewise.
18971 * optabs.c: Likewise.
18972 * output.h: Likewise.
18973 * real.h: Likewise.
18975 * stringpool.c: Likewise.
18976 * tree-data-ref.c: Likewise.
18977 * tree-flow.h: Likewise.
18978 * tree-scalar-evolution.c: Likewise.
18979 * tree-ssa-address.c: Likewise.
18980 * tree-ssa-alias.h: Likewise.
18981 * tree-ssa-operands.h: Likewise.
18982 * tree.c: Likewise.
18983 * tree.h: Likewise.
18984 * varasm.c: Likewise.
18985 * varray.h: Likewise.
18987 * coretypes.h: Do not define GTY macro if it is already defined.
18988 * doc/gty.texi: Update GTY documentation to new syntax.
18989 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18990 annotations on structs.
18991 * gengtype-parse.c: Likewise.
18993 2009-04-22 Mark Heffernan <meheff@google.com>
18995 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18997 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18999 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
19002 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
19004 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
19005 the same as a PLUS without a shift. Increase the cost of a
19008 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19010 * Makefile.in: Update dependencies.
19011 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
19012 * errors.h: Remove bogus comment about compatibility.
19013 (warning): Update declaration.
19014 * genautomata.c: Update all calls to warning.
19015 * gimple.c: Do not include errors.h. Include toplev.h.
19016 * tree-ssa-structalias.c: Do not include errors.h.
19017 * omega.c: Likewise.
19018 * tree-ssa-reassoc.c: Likewise.
19019 * config/spu/spu-c.c: Likewise.
19020 * config/spu/t-spu-elf: Update dependencies.
19022 2009-04-22 Richard Guenther <rguenther@suse.de>
19024 PR tree-optimization/39824
19025 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
19026 make sure the types are compatible.
19028 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19031 * c-common.c (c_parse_error): Take a token_flags parameter.
19032 Use token_type for the token type instead.
19033 Pass token_flags to cpp_type2name.
19034 * c-common.h (c_parse_error): Update declaration.
19035 * c-parser.c (c_parser_error): Pass 0 as token flags.
19037 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
19039 PR rtl-optimization/39580
19040 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
19042 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19044 * function.c (expand_function_end): Do not emit a jump to the "naked"
19045 return label for fall-through returns.
19046 * except.c (sjlj_emit_function_exit): Always place the call to the
19047 unregister function at the location installed by expand_function_end.
19049 2009-04-22 Richard Guenther <rguenther@suse.de>
19051 PR tree-optimization/39845
19052 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
19053 (gen_inbound_check): Likewise.
19055 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
19057 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
19059 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
19060 * config/vxlib.c (__gthread_once): Add race guard for PPC.
19062 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19064 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
19065 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
19066 shift counts to avoid out-of-bounds array accesses.
19068 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19070 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
19071 (Pmode): Move above.
19073 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
19075 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
19076 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
19077 GET_CODE macro. Use IN_RANGE macro where appropriate.
19078 * config/alpha/alpha.h: Ditto.
19079 * config/alpha/alpha.md: Ditto.
19080 * config/alpha/constraints.md: Ditto.
19081 * config/alpha/predicates.md: Ditto.
19083 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
19085 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
19086 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19087 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19088 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19089 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19090 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19091 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19092 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19093 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19094 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19095 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19096 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19097 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19098 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19099 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19100 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19101 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19102 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19103 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19104 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19105 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19106 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19107 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19108 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19109 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19110 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19111 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
19113 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
19115 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
19116 references from comments.
19117 * cfgbuild.c: (count_basic_blocks): Delete.
19118 (find_basic_blocks_1): Delete.
19119 (find_basic_blocks): Delete.
19120 * except.c (finish_eh_generation): Make static. Move comment from
19121 except.h here. Remove find_basic_blocks references from comments.
19122 * except.h (finish_eh_generation): Delete.
19123 * basic-block.h (find_basic_blocks): Delete.
19124 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
19126 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
19128 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
19129 (sdbout_parms): Likewise.
19131 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19133 * config/sh/sh.c (prepare_cbranch_operands): Use
19134 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
19135 (expand_cbranchdi4): Likewise.
19136 (from_compare): Add cast to enum type.
19137 (expand_cbranchsi4): Use add_reg_note.
19138 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
19139 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
19140 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
19141 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19142 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
19143 instead of CODE_FOR_nothing.
19144 (cbranchdi4): Likewise. Fix the order of arguments for
19146 (push_fpscr): Use add_reg_note.
19147 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
19148 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
19150 2009-04-21 Joseph Myers <joseph@codesourcery.com>
19152 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
19153 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19154 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19155 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
19156 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
19157 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
19158 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
19159 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
19160 config/alpha/x-vms, config/arc/t-arc,
19161 config/arm/README-interworking, config/arm/arm-c.c,
19162 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
19163 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
19164 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
19165 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
19166 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
19167 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
19168 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
19169 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
19170 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
19171 config/cris/t-elfmulti, config/crx/t-crx,
19172 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
19173 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
19174 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
19175 config/h8300/t-h8300, config/i386/athlon.md,
19176 config/i386/darwin-libgcc.10.4.ver,
19177 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
19178 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
19179 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
19180 config/i386/t-linux64, config/i386/t-nwld,
19181 config/i386/t-rtems-i386, config/i386/t-sol2-10,
19182 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
19183 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
19184 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
19185 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
19186 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
19187 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
19188 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
19189 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
19190 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
19191 config/m68k/t-uclinux, config/mcore/t-mcore,
19192 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
19193 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
19194 config/mips/crtn.asm, config/mips/irix-crti.asm,
19195 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
19196 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
19197 config/mips/mips-fixed.md, config/mips/sb1.md,
19198 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
19199 config/mips/t-iris6, config/mips/t-isa3264,
19200 config/mips/t-libgcc-mips16, config/mips/t-linux64,
19201 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
19202 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
19203 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
19204 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
19205 config/mn10300/t-linux, config/mn10300/t-mn10300,
19206 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
19207 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
19208 config/picochip/libgccExtras/clzsi2.asm,
19209 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
19210 config/rs6000/darwin-libgcc.10.4.ver,
19211 config/rs6000/darwin-libgcc.10.5.ver,
19212 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
19213 config/rs6000/t-aix43, config/rs6000/t-aix52,
19214 config/rs6000/t-darwin, config/rs6000/t-fprules,
19215 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
19216 config/rs6000/t-lynx, config/rs6000/t-netbsd,
19217 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
19218 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
19219 config/rs6000/t-rtems, config/rs6000/t-spe,
19220 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
19221 config/score/t-score-elf, config/sh/divcost-analysis,
19222 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
19223 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
19224 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
19225 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
19226 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
19227 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
19228 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
19229 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
19230 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
19231 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
19232 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
19233 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
19234 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
19235 limitx.h, version.c, xcoff.h: Add copyright and license notices.
19236 * config/h8300/genmova.sh: Include copyright and license notices
19237 in generated output.
19238 * config/h8300/mova.md: Regenerate.
19239 * doc/install.texi2html: Include word "Copyright" in copyright
19240 notice and use name "Free Software Foundation, Inc.".
19241 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
19242 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
19243 ChangeLog-2007, ChangeLog-2008: Correct dates.
19245 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
19247 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
19248 NE_EXPR operations as well.
19249 * c-parser.c (c_parser_condition): Do not set location information on
19251 (c_parser_conditional_expression): Likewise.
19252 (c_parser_binary_expression): Set location information on operators.
19253 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
19254 TRUTH_NOT_EXPR has been folded.
19255 * fold-const.c (fold_truth_not_expr): Copy location information from
19256 the incoming expression to the outgoing one.
19257 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
19258 recursive calls on the LHS of the operator but pass that of the
19259 operator to recursive calls on the RHS of the operator. Set it
19261 (shortcut_cond_expr): Set the locus of the operator on the second
19262 COND_EXPR and that of the expression on the first in degenerate cases.
19263 Pass the locus of the expression to calls to shortcut_cond_r.
19264 Set the locus of the 'then' block on the associated jump, if any.
19265 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
19266 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
19267 expression to call to gimplify_boolean_expr.
19269 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
19271 * config.gcc: Add additional configuration for
19272 i686-w64-mingw* and x86_64-w64-mingw* triplet.
19273 * config/i386/mingw-w64.h: New mingw-w64 specific header.
19274 (CPP_SPEC): Redefine for allowing -municode option.
19275 (STARTFILE_SPEC): Likewise.
19276 * config/i386/t-mingw-w64: New.
19277 * config/i386/mingw-w64.opt: New.
19278 (municode): Add new target option.
19279 * doc/invoke.texi (municode): Add documentation for new option.
19281 2009-04-21 Ian Lance Taylor <iant@google.com>
19283 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19284 Correct test for number of arguments.
19285 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
19287 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
19289 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
19290 argument of emit_library_call.
19292 2009-04-21 Richard Guenther <rguenther@suse.de>
19294 PR middle-end/39829
19295 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
19296 inside VIEW_CONVERT_EXPRs.
19298 2009-04-21 Martin Jambor <mjambor@suse.cz>
19300 * tree-switch-conversion.c (build_constructors): Split a long line.
19301 (constructor_contains_same_values_p): New function.
19302 (build_one_array): Create assigns of constants if possible, do not
19303 call mark_sym_for_renaming, call update_stmt.
19304 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
19305 make_rename_temp. Do not call mark_symbols_for_renaming, call
19307 (gen_def_assigns): Do not call mark_symbols_for_renaming or
19308 find_new_referenced_vars, call update_stmt.
19309 (gen_inbound_check): Use create_tmp_var and create ssa names manually
19310 instead of calling make_rename_temp. Do not call
19311 find_new_referenced_vars or mark_symbols_for_renaming, call
19314 2009-04-21 Richard Guenther <rguenther@suse.de>
19316 PR tree-optimization/39827
19317 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
19318 (tree_ssa_phiprop): Pass the correct array size.
19320 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
19322 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
19324 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
19327 * c-typeck.c (lvalue_p): Move declaration ...
19328 * c-common.h (lvalue_p): ... to here.
19329 * c-common.c (candidate_equal_p): New.
19330 (add_tlist): Use it.
19331 (merge_tlist): Use it.
19332 (warn_for_collisions_1): Likewise.
19333 (warning_candidate_p): Accept more candidates.
19334 (verify_tree): A warning candidate can be an expression. Use
19337 2009-04-21 Ben Elliston <bje@au.ibm.com>
19340 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19341 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
19342 options. Remove -mcall-solaris documentation.
19344 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19347 * doc/invoke.texi (-Wlong-long): Update description.
19348 * c-lex (interpret_integer): Only warn if there was no previous
19349 overflow and -Wlong-long is enabled.
19350 * c-decl.c (declspecs_add_type): Drop redundant flags.
19351 * c.opt (Wlong-long): Init to -1.
19352 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
19353 and front-end warn_long_long. Wlong-long only depends on other
19354 flags if it is uninitialized.
19355 * c-parser.c (disable_extension_diagnostics): warn_long_long is
19356 the same for CPP and FE.
19357 (restore_extension_diagnostics): Likewise.
19359 2009-04-20 Ian Lance Taylor <iant@google.com>
19361 Fix enum conversions which are invalid in C++:
19362 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
19363 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
19364 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
19365 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
19366 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
19367 (dbxout_parms): Likewise.
19368 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
19369 (df_clear_flags): Likewise.
19370 * df-problems.c (df_rd_bb_local_compute_process_def): Change
19371 top_flag parameter to int.
19372 (df_chain_create_bb_process_use): Likewise.
19373 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
19375 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
19376 (df_ref_create_structure, df_def_record_1): Likewise.
19377 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
19378 (df_notes_rescan): Change 0 to VOIDmode in function call.
19379 (df_get_call_refs, df_insn_refs_collect): Likewise.
19380 (df_bb_regs_collect): Likewise.
19381 (df_entry_block_defs_collect): Likewise.
19382 (df_exit_block_uses_collect): Likewise.
19383 * df.h: Update declarations.
19384 * double-int.c (double_int_divmod): Add cast to enum type.
19385 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
19386 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
19387 (based_loc_descr): Likewise.
19388 (loc_descriptor_from_tree_1): Change first_op and second_op to
19389 enum dwarf_location_atom. Add cast to enum type.
19390 * expmed.c (init_expmed): Change 0 to SET in function call.
19391 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
19392 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
19393 (do_store_flag): Likewise.
19394 * fixed-value.h (struct fixed_value): Change mode to enum
19396 * function.c (assign_parms): Change 0 to VOIDmode in function call.
19397 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
19399 (insert_insn_decl, insert_decl, insert_state): Likewise.
19400 (automata_list_finish): Likewise.
19401 * genrecog.c (process_define_predicate): Add cast to enum type.
19402 * gensupport.c (init_predicate_table): Add cast to enum type.
19403 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
19405 (gimple_build_call_1, gimple_build_label): Likewise.
19406 (gimple_build_goto, gimple_build_asm_1): Likewise.
19407 (gimple_build_switch_1, gimple_build_cdt): Likewise.
19408 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
19409 (enum fallback): Rename from enum fallback_t.
19410 (fallback_t): Typedef as int.
19411 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
19412 GSI_SAME_STMT in function call.
19413 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
19415 (setup_reg_class_relations): Likewise.
19416 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
19417 (setup_prohibited_class_mode_regs): Add cast to enum type.
19418 (setup_prohibited_mode_move_regs): Likewise.
19419 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
19420 (record_address_regs): Change i to enum reg_class.
19421 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
19422 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
19423 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
19424 (GET_MODE_2XWIDER_MODE): Likewise.
19425 (GET_CLASS_NARROWEST_MODE): Likewise.
19426 * omp-low.c (expand_omp_for): Add cast to enum type.
19427 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
19428 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
19429 * postreload.c (reload_cse_simplify_operands): Change rclass local
19431 * predict.c (combine_predictions_for_insn): Change best_predictor
19432 and predictor to enum br_predictor.
19433 (combine_predictions_for_bb): Likewise.
19434 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
19435 use SET_PREDICT_EXPR_OUTCOME.
19436 * real.c (real_arithmetic): Change icode to code in function call.
19437 * reginfo.c (init_move_cost): Add casts to enum type.
19438 (init_reg_sets_1, init_fake_stack_mems): Likewise.
19439 * regmove.c (regclass_compatible_p): Change class0 and class1 to
19441 * reload.c (find_valid_class): Add casts to enum type.
19442 (push_reload): Change 0 to NO_REGS in function call.
19443 (find_reloads): Change this_alternative to array of enum
19444 reg_class. Remove some now-unnecessary casts.
19445 (make_memloc): Change 0 to VOIDmode in function call.
19446 * reload1.c (reload): Change 0 to VOIDmode in function call.
19447 (eliminate_regs_1, elimination_effects): Likewise.
19448 (eliminate_regs_in_insn): Likewise.
19449 (emit_input_reload_insns): Add cast to enum type.
19450 (delete_output_reload): Change 0 to VOIDmode in function call.
19451 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
19452 to enum type in function call.
19453 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
19454 (SET_PREDICT_EXPR_OUTCOME): Define.
19455 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
19456 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
19457 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
19458 (dump_function): Likewise.
19459 * tree-dump.h: Update declarations.
19460 * tree-pass.h: Update declarations.
19461 * varasm.c (assemble_integer): Change mclass to enum mode_class.
19462 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
19464 (arm_rtx_costs_1): Correct parenthesization.
19465 (arm_rtx_costs): Add casts to enum type.
19466 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
19467 (vfp_emit_fstmd): Use add_rg_note.
19468 (emit_multi_reg_push, emit_sfm): Likewise.
19469 (thumb_set_frame_pointer): Likewise.
19470 (arm_expand_prologue): Likewise.
19471 (arm_regno_class): Change return type to enum reg_class.
19472 (thumb1_expand_prologue): Use add_reg_note.
19473 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
19474 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
19476 * config/arm/gentune.sh: Add cast to enum type.
19477 * config/arm/arm-tune.md: Rebuild.
19478 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
19479 (ix86_split_fp_branch, predict_jump): Likewise.
19480 (ix86_expand_multi_arg_builtin): Change sub_code from enum
19481 insn_code to enum rtx_code.
19482 (ix86_builtin_vectorized_function): Add cast to enum type.
19483 * config/i386/i386.md (truncdfsf2): Change slot to enum
19485 (truncxf<mode>2, isinf<mode>2): Likewise.
19486 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
19488 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
19489 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
19490 (insert_bundle_state): Change 1 to INSERT in function call.
19491 (ia64_add_bundle_selector_before): Likewise.
19492 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
19493 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
19494 (restore_stack_nonlocal): Likewise.
19495 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
19497 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
19499 (mips_rtx_costs): Likewise.
19500 (mips_override_options): Add casts to enum type.
19501 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
19503 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
19504 (store_reg, set_reg_plus_d): Likewise.
19505 (hppa_expand_prologue, hppa_profile_hook): Likewise.
19506 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19508 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
19510 (emit_unlikely_jump): Use add_reg_note.
19511 (rs6000_emit_allocate_stack): Likewise.
19512 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
19513 (output_toc): Change 1 to INSERT in function call.
19514 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
19515 (rs6000_initialize_trampoline): Likewise.
19516 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
19518 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
19519 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
19520 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
19521 (save_gprs): Use add_reg_note.
19522 (s390_emit_prologue): Likewise.
19523 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
19524 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
19525 (sparc_fold_builtin): Add cast to enum type.
19526 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
19528 (spu_expand_prologue): Use add_reg_note.
19529 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
19531 2009-04-20 Ian Lance Taylor <iant@google.com>
19533 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
19534 (c_parser_postfix_expression_after_primary): Get VEC for list of
19535 arguments. Get original types of arguments. Call
19536 build_function_call_vec.
19537 (cached_expr_list_1, cached_expr_list_2): New static variables.
19538 (c_parser_expr_list): Change return type to VEC *. Add
19539 p_orig_types parameter. Change all callers.
19540 (c_parser_release_expr): New static function.
19541 (c_parser_vec_to_tree_list): New static function.
19542 * c-typeck.c (build_function_call): Rewrite to build a VEC and
19543 call build_function_call_vec.
19544 (build_function_call_vec): New function, based on old
19545 build_function_call.
19546 (convert_arguments): Remove nargs and argarray parameters. Change
19547 values to a VEC. Add origtypes parameter.
19548 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
19549 (convert_for_assignment): Add origtype parameter. Change all
19550 callers. If warn_cxx_compat, check for conversion to an enum
19551 type when calling a function.
19552 (store_init_value): Add origtype parameter. Change all callers.
19553 (digest_init): Likewise.
19554 (struct init_node): Add origtype field.
19555 (add_pending_init): Add origtype parameter. Change all callers.
19556 (output_init_element): Likewise.
19557 (output_pending_init_elements): Pass origtype from init_node to
19558 output_init_element.
19559 (process_init_element): Pass origtype from c_expr to
19560 output_init_element.
19561 (c_finish_return): Add origtype parameter. Change all callers.
19562 * c-common.c (sync_resolve_size): Change params to VEC *. Change
19564 (sync_resolve_params): Likewise.
19565 (sync_resolve_return): Change params to first_param. Change caller.
19566 (resolve_overloaded_builtins): Change params to VEC *. Change
19567 callers. Save first parameter around call to build_function_call_vec.
19568 * c-decl.c (finish_decl): Add origtype parameter. Change all
19569 callers. Call build_function_call_vec rather than
19570 build_function_call for cleanup.
19571 * c-tree.h: Update declarations.
19572 * c-common.h: Update declarations.
19573 * stub-objc.c (objc_rewrite_function_call): Change parameter from
19574 params to first_param.
19575 * target.h (struct gcc_target): Change resolve_overloaded_builtin
19576 params parameter from tree to void *.
19577 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19578 Change arglist parameter to have type void *, and to be a pointer
19580 * config/rs6000/rs6000-protos.h
19581 (altivec_resolve_overloaded_builtin): Update declaration.
19582 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
19583 fnargs parameter to have type void *, and to be a pointer to a
19584 VEC. Call build_function_call_vec instead of
19585 build_function_call.
19586 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
19588 2009-04-20 Joey Ye <joey.ye@intel.com>
19589 Xuepeng Guo <xuepeng.guo@intel.com>
19590 H.J. Lu <hongjiu.lu@intel.com>
19592 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
19594 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
19595 (IX86_LEA_PRIORITY): Likewise.
19596 (distance_non_agu_define): New function.
19597 (distance_agu_use): Likewise.
19598 (ix86_lea_for_add_ok): Likewise.
19599 (ix86_dep_by_shift_count): Likewise.
19601 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
19602 should split for LEA.
19604 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
19606 (ix86_dep_by_shift_count): Likewise.
19608 2009-04-20 Richard Guenther <rguenther@suse.de>
19610 * expr.c (handled_component_p): Move ...
19611 * tree.h (handled_component_p): ... here.
19612 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
19613 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
19614 and REALPART_EXPR to be in one group.
19616 2009-04-20 Richard Guenther <rguenther@suse.de>
19618 * basic-block.h (get_all_dominated_blocks): Declare.
19619 * dominance.c (get_all_dominated_blocks): New function.
19620 * tree-cfg.c (get_all_dominated_blocks): Remove.
19621 (remove_edge_and_dominated_blocks): Adjust.
19622 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
19623 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
19624 instead of recursing.
19626 2009-04-20 Doug Kwan <dougkwan@google.com>
19628 * cgraph.h (cgraph_node_ptr): New type for vector functions.
19629 (struct cgraph_node_set_def): New type.
19630 (cgraph_node_set) New type. Also declare vector functions.
19631 (struct cgraph_node_set_element_def): New type.
19632 (cgraph_node_set_element): Ditto.
19633 (cgraph_node_set_iterator): New iterator type.
19634 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
19635 cgraph_node_set_remove, dump_cgraph_node_set,
19636 debug_cgraph_node_set): New prototypes.
19637 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
19638 cgraph_node_set_size): New inlines.
19639 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
19640 including cgraph.h.
19641 (struct ipa_opt_pass): Add struct cgraph_node_set_def
19642 argument to function 'write_summary'.
19643 * ipa.c: Include ggc.h.
19644 (hash_cgraph_node_set_element,
19645 eq_cgraph_node_set_element, cgraph_node_set_new,
19646 cgraph_node_set_add, cgraph_node_set_remove,
19647 cgraph_node_set_find, dump_cgraph_node_set,
19648 debug_cgraph_node_set): New functions.
19649 * Makefile.in (ipa.o): Add dependency on GGC_H.
19651 2009-04-20 Ira Rosen <irar@il.ibm.com>
19653 PR tree-optimization/39675
19654 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
19655 check of the return code of vect_schedule_slp. Check that
19656 stmt_vec_info still exists for the statement, before checking its
19657 vectorization type.
19659 2009-04-20 Michael Matz <matz@suse.de>
19661 * Makefile.in (generated_files): Take out $(simple_generated_c).
19663 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
19665 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
19666 (UINTPTR_TYPE): Likewise.
19668 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19671 * c-typeck.c (digest_init): Check for initializing an array with a
19674 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19677 * c-semantics.c (pop_stmt_list): Propagate
19678 STATEMENT_LIST_HAS_LABEL to parent statement list.
19680 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
19682 * config/mips/mips.h (mips_tune_attr): New macro.
19683 * config/mips/mips.md (cpu): Use it.
19685 2009-04-19 Joseph Myers <joseph@codesourcery.com>
19688 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
19691 2009-04-19 Diego Novillo <dnovillo@google.com>
19693 * toplev.c (compile_file): Move call to coverage_finish ...
19694 * cgraphunit.c (ipa_passes): ... here.
19695 Call cgraph_process_new_functions.
19696 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
19697 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
19699 2009-04-19 Jan Hubicka <jh@suse.cz>
19701 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
19703 (dump_cgraph_node): Dump can throw external flag.
19704 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
19706 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19710 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
19711 * common.opt (Wlogical-op): Move from here...
19712 * c.opt (Wlogical-op): ... to here.
19713 * c-typeck.c (parser_build_binary_op): Update call to
19714 warn_logical_operator.
19715 * c-opts.c (c_common_post_options): Enable warn_logical_op with
19717 * c-common.c (warn_logical_op): Update.
19718 * c-common.h (warn_logical_op): Update declaration.
19720 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
19722 * tree.c (protected_set_expr_location): Fix formatting.
19724 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19727 * c-typeck.c (readonly_warning): new.
19728 (build_unary_op, build_modify_expr): Use readonly_warning for
19729 storing into something readonly but not const-qualified.
19731 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19734 * c-typeck.c (build_unary_op): Check for taking address of
19735 expression of type void.
19737 2009-04-18 Joseph Myers <joseph@codesourcery.com>
19740 * c-typeck.c (build_function_call): Check for calling a function
19741 with qualified void return types. Call require_complete_type when
19744 2009-04-18 Jan Hubicka <jh@suse.cz>
19746 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
19748 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
19749 can_throw_external flag.
19750 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
19751 * ipa-pure-const.c (ignore_edge): New function.
19752 (propagate): Compute order for NOTHROW computation; set NOTHROWs
19753 only over can_throw_external edges.
19754 (local_pure_const): Add nothrow flag.
19755 * ipa-utils.c (searchc): Add ignore_edge callback.
19756 (ipa_utils_reduced_inorder): Add ignore_edge callback.
19757 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
19758 (set_nothrow_function_flags): Update cgraph.
19759 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
19761 2009-04-18 Richard Guenther <rguenther@suse.de>
19763 PR middle-end/39804
19764 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
19765 (fold_stmt): ... this and ...
19766 (fold_stmt_inplace): ... this.
19767 (fold_stmt_1): Fold references in calls and asms.
19768 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
19770 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19772 * tree-vrp.c (ssa_name_nonzero_p): Remove.
19773 * tree.h: Remove the prototype for ssa_name_nonzero_p.
19775 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19777 * tree.c (function_args_count): Remove.
19778 * tree.h: Remove the prototype for function_args_count.
19780 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19782 * tree-iterator.c (expr_only): Remove.
19783 * tree.h: Remove the prototype for expr_only.
19785 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19787 * reginfo.c (cannot_change_mode_set_regs): Remove.
19788 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
19790 2009-04-08 Anatoly Sokolov <aesok@post.ru>
19792 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
19793 whether operands 0 and 1 overlaps.
19795 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
19797 PR middle-end/36902
19798 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
19799 pointer. Use warning_at instead of warning.
19800 (search_for_addr_array): Likewise.
19801 (check_array_bounds): Likewise.
19802 (check_all_array_refs): Check that the incoming edge is not in the
19803 list of edges to be removed.
19804 (check_all_array_refs): Avoid the temporal pointer.
19805 (vrp_visit_cond_stmt): Fix typo.
19806 (simplify_switch_using_ranges): Handle the case where the switch
19807 index is an integer constant.
19809 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
19811 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
19813 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
19815 * doc/extend.texi, doc/invoke.texi: Fix typos.
19817 2009-04-17 Cary Coutant <ccoutant@google.com>
19819 * tree-flow-inline.h (get_lineno): Fix inverted test.
19821 2009-04-17 Diego Novillo <dnovillo@google.com>
19823 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19824 assertion for AVAIL_OUT.
19826 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19829 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19830 * config/sh/linux-atomic.asm: Likewise.
19832 2009-04-17 Diego Novillo <dnovillo@google.com>
19834 * except.c (debug_eh_tree): New.
19835 (struct eh_region, struct eh_status): Move ...
19836 * except.h: ... here.
19837 (add_type_for_runtime): Declare extern.
19838 (lookup_type_for_runtime): Likewise.
19839 (debug_eh_tree): Declare.
19840 * Makefile.in (GTFILES): List except.h before except.c
19842 2009-04-17 Diego Novillo <dnovillo@google.com>
19844 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19845 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19846 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19847 (find_vars_r): ... here.
19848 * tree-flow.h (find_referenced_vars_in): Declare.
19849 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19850 that AVAIL_OUT exists for BLOCK.
19851 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19852 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19853 (tree-parloops.o): Likewise.
19855 2009-04-17 Simon Baldwin <simonb@google.com>
19857 * toplev.c (default_tree_printer): Add handling for %E format.
19859 2009-04-17 Diego Novillo <dnovillo@google.com>
19861 * tree-pretty-print.c (dump_generic_node): Add break after
19862 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19863 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19864 FUNCTION_TYPE together. Call print_struct_decl when printing
19865 structures and TDF_SLIM is not given.
19866 (print_struct_decl): Fix logic for detecting recursion.
19868 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19871 * gcc.c (create_at_file): New.
19872 (compile_input_file_p): New.
19873 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19874 * main.c (main): Update call to toplev_main.
19875 * toplev.c (toplev_main): Change signature. Call expandargv.
19876 * toplev.h (toplev_main): Change signature.
19878 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19880 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19881 if the latter is not constant.
19883 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19885 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19887 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19889 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19890 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19892 2009-04-17 Richard Guenther <rguenther@suse.de>
19894 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19895 Handle component references view-converting an invariant address.
19897 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19899 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19900 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19901 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19902 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19903 Use @deftypevr rather than @deftypevar.
19905 2009-04-17 Richard Guenther <rguenther@suse.de>
19907 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19908 (get_prop_source_stmt): Likewise.
19909 (can_propagate_from): Likewise.
19911 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19913 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19914 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19915 (--with-multilib-list): Add default value.
19916 * configure: Regenerate.
19917 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19918 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19919 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19920 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19921 Don't add default cpu to multilib list unnecessarily, but do enable
19922 the relevant compiler option..
19923 Add support for --with-multilib-list=<blank> and
19924 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19925 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19926 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19927 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19928 TM_MULTILIB_CONFIG.
19929 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19930 (MULTILIB_OSDIRNAMES): New variable.
19931 * config/sh/t-1e: Delete file.
19932 * config/sh/t-mlib-sh1: Delete file.
19933 * config/sh/t-mlib-sh2: Delete file.
19934 * config/sh/t-mlib-sh2a: Delete file.
19935 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19936 * config/sh/t-mlib-sh2a-single: Delete file.
19937 * config/sh/t-mlib-sh2a-single-only: Delete file.
19938 * config/sh/t-mlib-sh2e: Delete file.
19939 * config/sh/t-mlib-sh3e: Delete file.
19940 * config/sh/t-mlib-sh4: Delete file.
19941 * config/sh/t-mlib-sh4-nofpu: Delete file.
19942 * config/sh/t-mlib-sh4-single: Delete file.
19943 * config/sh/t-mlib-sh4-single-only: Delete file.
19944 * config/sh/t-mlib-sh4a: Delete file.
19945 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19946 * config/sh/t-mlib-sh4a-single: Delete file.
19947 * config/sh/t-mlib-sh4a-single-only: Delete file.
19948 * config/sh/t-mlib-sh4al: Delete file.
19949 * config/sh/t-mlib-sh5-32media: Delete file.
19950 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19951 * config/sh/t-mlib-sh5-64media: Delete file.
19952 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19953 * config/sh/t-mlib-sh5-compact: Delete file.
19954 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19955 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19956 * doc/install.texi (Options specification): Add
19957 --with-multilib-list and --with-endian.
19959 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19961 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19963 (OBJS-common): Add plugin-version.o.
19964 (plugin-version.o): New.
19965 * gcc-plugin.h (plugin_gcc_version): New.
19966 (plugin_default_version_check): New.
19967 (plugin_init_func, plugin_init): Add version argument.
19968 * plugin-version.c: New.
19969 * plugin.c (str_plugin_gcc_version_name): New.
19970 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19971 pass it to the init function.
19972 (plugin_default_version_check): New.
19974 2009-04-17 Richard Guenther <rguenther@suse.de>
19976 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19977 for decl-vs-decl disambiguation.
19979 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19981 * config/s390/s390.h (s390_tune_attr): New macro definition.
19982 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19984 2009-04-17 Richard Guenther <rguenther@suse.de>
19986 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19987 (fold_stmt_r): Likewise.
19988 (maybe_fold_reference): New function.
19989 (fold_gimple_assign): Handle cases fold_stmt_r did.
19990 (fold_stmt): Do not use fold_stmt_r.
19991 (fold_stmt_inplace): Likewise.
19993 2009-04-17 Richard Guenther <rguenther@suse.de>
19995 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19996 (record_equivalences_from_stmt): Remove useless checks and
19998 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19999 the type is already suitable.
20001 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
20003 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
20005 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
20007 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
20008 (CMPtype): Define as __gcc_CMPtype.
20010 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
20012 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
20013 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
20015 2009-04-17 Richard Guenther <rguenther@suse.de>
20017 PR tree-optimization/39746
20018 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
20019 special-casing for builtins and static variable use/def.
20020 (call_may_clobber_ref_p_1): Likewise.
20022 2009-04-16 Ian Lance Taylor <iant@google.com>
20024 * df.h: Include "timevar.h".
20025 (struct df_problem): Change tv_id field to timevar_id_t.
20026 * tree-pass.h: Include "timevar.h".
20027 (struct opt_pass): Change tv_id field to timevar_id_t.
20028 * timevar.h (timevar_id_t): Define TV_NONE.
20029 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
20030 TV_NONE rather than tv_id != 0.
20031 (execute_one_pass): Likewise.
20032 * Makefile.in (DF_H): Add $(TIMEVAR_H).
20033 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
20034 dependencies to $(TREE_PASS_H).
20035 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
20037 (pass_branch_target_load_optimize2): Likewise.
20038 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
20039 (pass_outof_cfg_layout_mode): Likewise.
20040 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
20041 (pass_rebuild_cgraph_edges): Likewise.
20042 (pass_remove_cgraph_callee_edges): Likewise.
20043 * df-core.c (pass_df_initialize_opt): Likewise.
20044 (pass_df_initialize_no_opt): Likewise.
20045 (pass_df_finish): Likewise.
20046 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
20047 * except.c (pass_set_nothrow_function_flags): Likewise.
20048 (pass_convert_to_eh_region_ranges): Likewise.
20049 * final.c (pass_compute_alignments): Likewise.
20050 * function.c (pass_instantiate_virtual_regs): Likewise.
20051 (pass_init_function): Likewise.
20052 (pass_leaf_regs): Likewise.
20053 (pass_match_asm_constraints): Likewise.
20054 * gimple-low.c (pass_lower_cf): Likewise.
20055 (pass_mark_used_blocks): Likewise.
20056 * init-regs.c (pass_initialize_regs): Likewise.
20057 * integrate.c (pass_initial_value_sets): Likewise.
20058 * ira.c (pass_ira): Likewise.
20059 * jump.c (pass_cleanup_barriers): Likewise.
20060 * omp-low.c (pass_expand_omp): Likewise.
20061 (pass_lower_omp): Likewise.
20062 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
20063 * recog.c (pass_split_all_insns): Likewise.
20064 (pass_split_after_reload): Likewise.
20065 (pass_split_before_regstack): Likewise.
20066 (pass_split_before_sched2): Likewise.
20067 (pass_split_for_shorten_branches): Likewise.
20068 * reginfo.c (pass_reginfo_init): Likewise.
20069 (pass_subregs_of_mode_init): Likewise.
20070 (pass_subregs_of_mode_finish): Likewise.
20071 * passes.c (pass_postreload): Likewise.
20072 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
20073 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
20074 (pass_warn_function_return): Likewise.
20075 (pass_warn_function_noreturn): Likewise.
20076 * tree-complex.c (pass_lower_complex): Likewise.
20077 (pass_lower_complex_O0): Likewise.
20078 * tree-if-conv.c (pass_if_conversion): Likewise.
20079 * tree-into-ssa.c (pass_build_ssa): Likewise.
20080 * tree-mudflap.c (pass_mudflap_1): Likewise.
20081 (pass_mudflap_2): Likewise.
20082 * tree-nomudflap.c (pass_mudflap_1): Likewise.
20083 (pass_mudflap_2): Likewise.
20084 * tree-nrv.c (pass_return_slot): Likewise.
20085 * tree-object-size.c (pass_object_sizes): Likewise.
20086 * tree-optimize.c (pass_all_optimizations): Likewise.
20087 (pass_early_local_passes): Likewise.
20088 (pass_all_early_optimizations): Likewise.
20089 (pass_cleanup_cfg): Likewise.
20090 (pass_cleanup_cfg_post_optimizing): Likewise.
20091 (pass_free_datastructures): Likewise.
20092 (pass_free_cfg_annotations): Likewise.
20093 (pass_fixup_cfg): Likewise.
20094 (pass_init_datastructures): Likewise.
20095 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
20096 (pass_late_warn_uninitialized): Likewise.
20097 (pass_update_address_taken): Likewise.
20098 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
20099 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
20100 (pass_cse_sincos): Likewise.
20101 (pass_convert_to_rsqrt): Likewise.
20102 * tree-ssa-structalias.c (pass_build_alias): Likewise.
20103 * tree-stdarg.c (pass_stdarg): Likewise.
20104 * tree-tailcall.c (pass_tail_recursion): Likewise.
20105 (pass_tail_calls): Likewise.
20106 * tree-vect-generic.c (pass_lower_vector): Likewise.
20107 (pass_lower_vector_ssa): Likewise.
20108 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
20110 2009-04-16 Joseph Myers <joseph@codesourcery.com>
20112 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
20114 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
20116 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
20117 logical and signext.
20119 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
20122 * config/sh/predicates.md (arith_operand): Check if the operand
20123 of TRUNCATE is a REG.
20125 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20127 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
20128 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20130 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20132 * tree-iterator.c (tsi_split_statement_list_after,
20133 tsi_split_statement_list_before): Remove.
20134 * tree-iterator.h: Remove the prototypes for
20135 tsi_split_statement_list_after and tsi_split_statement_list_before.
20137 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20139 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
20140 * tree-ssa-propagate.h: Remove the prototype for
20141 stmt_makes_single_load.
20143 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20145 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
20146 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
20148 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20150 * tree-iterator.c (EXPR_LAST_BODY): Remove.
20152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20154 * except.c (eh_region_outer_p): Remove.
20155 * except.h: Remove the prototype for eh_region_outer_p.
20157 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
20159 * function.c (current_function_assembler_name): Remove.
20160 * function.h: Remove the prototype for
20161 current_function_assembler_name.
20163 2009-04-16 Ian Lance Taylor <iant@google.com>
20165 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
20166 (add_reg_note): Call alloc_reg_note.
20167 * rtl.h (alloc_reg_note): Declare.
20168 * combine.c (try_combine): Use alloc_reg_note.
20169 (recog_for_combine, move_deaths): Likewise.
20170 (distribute_notes): Use alloc_reg_note and add_reg_note.
20171 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
20172 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
20173 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
20175 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
20177 PR rtl-optimization/39762
20178 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
20179 ira_may_move_out_cost): Add comments about way of their usage.
20180 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
20182 * ira-conflicts.c (process_regs_for_copy): Use function
20183 ira_get_register_move_cost instead of global
20184 ira_register_move_cost.
20186 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
20187 color_pass, move_spill_restore, update_curr_costs): Ditto.
20189 * ira-lives.c (process_single_reg_class_operands): Ditto.
20191 * ira-emit.c (emit_move_list): Ditto.
20193 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
20194 (record_reg_classes): Ditto. Use functions
20195 ira_get_register_move_cost and ira_get_may_move_cost instead of
20196 global vars ira_register_move_cost, ira_may_move_out_cost and
20197 ira_may_move_in_cost.
20198 (record_address_regs): Don't call ira_init_register_move_cost.
20199 Use function ira_get_may_move_cost instead of global
20200 ira_may_move_in_cost.
20201 (process_bb_node_for_hard_reg_moves): Use function
20202 ira_get_register_move_cost instead of global ira_register_move_cost.
20203 (ira_costs): Don't call ira_init_register_move_cost.
20205 2009-04-16 Richard Guenther <rguenther@suse.de>
20207 * tree-cfg.c (verify_gimple_assign_binary):
20208 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
20209 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
20210 (create_general_new_stmt): Note that this function is broken.
20212 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20214 * common.opt (fhelp): Add Var(help_flag).
20215 * gcc-plugin.h (plugin_info): Add help.
20216 * plugin.c (plugin_name_args): Add help.
20217 (register_plugin_info): Set plugin->help.
20218 (print_help_one_plugin): New.
20219 (print_plugins_help): New.
20220 * plugin.h (print_plugins_help): New.
20221 * toplev.c (toplev_main): Call print_plugins_help if needed.
20223 2009-04-16 Richard Guenther <rguenther@suse.de>
20225 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
20226 (gimple_ior_addresses_taken_1): New function.
20227 (gimple_ior_addresses_taken): Likewise.
20228 * gimple.h (struct gimple_statement_with_ops_base): Remove
20229 addresses_taken member.
20230 (gimple_ior_addresses_taken): Declare.
20231 (gimple_addresses_taken, gimple_addresses_taken_ptr,
20232 gimple_set_addresses_taken): Remove.
20233 * ipa-reference.c (mark_address): New function.
20234 (scan_stmt_for_static_refs): Use it for marking addresses taken.
20235 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
20236 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
20237 (gimple_add_to_addresses_taken): Remove.
20238 (get_tmr_operands): Call mark_address_taken.
20239 (get_asm_expr_operands): Likewise.
20240 (get_expr_operands): Likewise.
20241 (build_ssa_operands): Do not clear the addresses_taken bitmap.
20242 (free_stmt_operands): Do not free it.
20243 * tree-ssa.c (delete_tree_ssa): Likewise.
20244 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
20246 2009-04-16 Richard Guenther <rguenther@suse.de>
20248 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
20249 (walk_stmt_load_store_ops): Likewise.
20250 * gimple.c (get_base_loadstore): New function.
20251 (walk_stmt_load_store_addr_ops): Likewise.
20252 (walk_stmt_load_store_ops): Likewise.
20253 * ipa-pure-const.c (check_op): Simplify.
20254 (check_load, check_store): New functions.
20255 (check_stmt): Use walk_stmt_load_store_ops.
20256 * ipa-reference.c (mark_load): Adjust signature.
20257 (mark_store): Likewise.
20258 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
20260 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20262 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
20263 (plugin_info): New.
20264 * opts.c (common_handle_option): Don't call print_version.
20265 * plugin.c (plugin_name_args): Add version.
20266 (register_plugin_info): New.
20267 (register_callback): Handle PLUGIN_INFO.
20268 (try_init_one_plugin): New.
20269 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
20271 (finalize_one_plugin): New.
20272 (finalize_plugins): New.
20273 (print_one_plugin): New.
20274 (print_plugins_versions): New.
20275 * plugin.h (print_plugins_versions): New.
20276 (finalize_plugins): New.
20277 * toplev.c (compile_file): Don't call initialize_plugins.
20278 (print_version): Call print_plugins_versions.
20279 (toplev_main): Call initialize_plugins. Print version if needed.
20280 Call finalize_plugins.
20282 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
20284 * common.opt (fversion): New.
20285 * gcc.c (print_version): New.
20286 (process_command): Don't print the version. Just set print_version.
20287 (main): Print version. Call subprocesses if print_version and
20288 verbose_flag are set.
20289 * opts.c (common_handle_option): Handle OPT_fversion.
20291 2009-04-16 Richard Guenther <rguenther@suse.de>
20292 Ira Rosen <irar@il.ibm.com>
20294 PR tree-optimization/39698
20295 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
20296 type of the reduction variable. Only generate the def if
20299 * omp-low.c (expand_omp_for_generic): When converting to a pointer
20300 make sure to first convert to an integer of the same precision.
20301 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
20302 the type of the evolution correctly in computing the new
20303 induction variable base.
20305 2009-04-16 Richard Guenther <rguenther@suse.de>
20307 PR middle-end/39625
20308 * tree-cfg.c (make_blocks): Split statements with to-be
20309 abnormal SSA names on the lhs.
20311 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
20313 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
20314 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
20315 * c-typeck.c (really_start_incremental_init): Likewise.
20316 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
20317 (TARGET_INITIALIZER): Remove it.
20318 * target.h (struct target): Remove vector_opaque_p.
20319 * tree.c (build_opaque_vector_type): New.
20320 * tree.h (TYPE_VECTOR_OPAQUE): New.
20321 (build_opaque_vector_type): Declare.
20322 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
20323 * config/rs6000/rs6000.c (build_opaque_vector_type,
20324 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
20325 (rs6000_init_builtins): Use build_opaque_vector_type for
20326 opaque_V4SI_type_node.
20328 2009-04-15 Catherine Moore <clm@codesourcery.com>
20330 * debug.h (set_name): Declare.
20331 * dwarf2out.c (dwarf2out_set_name): Declare.
20332 (dwarf2_debug_hooks): Add set_name.
20333 (find_AT_string): New.
20334 (add_AT_string): Call find_AT_string.
20335 (dwarf2out_set_name): New.
20336 * cp/decl.c (grokdeclarator): Call set_name.
20337 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
20338 * debug.c (do_nothing_debug_hooks): Likewise.
20339 * dbxout.c (dbx_debug_hooks): Likewise.
20340 * sdbout.c (sdb_debug_hooks): Likewise.
20342 2009-04-15 Michael Eager <eager@eagercon.com>
20344 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
20345 reg for single-precision FPU.
20346 * config/rs6000/rs6000.md (movsi_internal1): Only for
20347 !TARGET_SINGLE_FPU.
20348 (movsi_internal1_single): New. Add pattern to move SI values to/from
20349 single-precision FP regs.
20351 2009-04-15 Richard Guenther <rguenther@suse.de>
20353 * omp-low.c (lower_rec_input_clauses): Build correct address
20355 (expand_omp_for_generic): Fix multiplication type.
20356 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
20357 (generate_memset_zero): Fix types.
20358 * tree-profile.c (prepare_instrumented_value): Correctly
20361 2009-04-15 Ian Lance Taylor <iant@google.com>
20363 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
20364 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
20365 for -Wall and for -Wc++-compat.
20366 (c_common_post_options): For C++, set warn_enum_compare if not
20368 * c-tree.h (struct c_expr): Add field original_type.
20369 (build_external_ref): Update declaration.
20370 * c-parser.c (c_parser_braced_init): Set original_type.
20371 (c_parser_initelt): Likewise.
20372 (c_parser_expr_no_commas): Likewise.
20373 (c_parser_conditional_expression): Likewise.
20374 (c_parser_cast_expression): Likewise.
20375 (c_parser_unary_expression): Likewise. Pull setting of
20376 original_code to top of function.
20377 (c_parser_sizeof_expression): Set original_type.
20378 (c_parser_alignof_expression): Likewise.
20379 (c_parser_postfix_expression): Likewise. Pull setting of
20380 original_code to top of function.
20381 (c_parser_postfix_expression_after_paren_type): Set original_type.
20382 (c_parser_postfix_expression_after_primary): Likewise.
20383 (c_parser_expression): Likewise.
20384 * c-typeck.c (build_external_ref): Add type parameter. Change all
20386 (c_expr_sizeof_expr): Set original_type field.
20387 (parser_build_unary_op): Likewise.
20388 (parser_build_binary_op): Likewise. Optionally warn about
20389 comparisons of enums of different types.
20390 (digest_init): Set original_type field.
20391 (really_start_incremental_init): Likewise.
20392 (push_init_level, pop_init_level): Likewise.
20393 * doc/invoke.texi (Warning Options): -Wenum-compare now
20396 2009-04-15 Richard Guenther <rguenther@suse.de>
20398 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
20399 out a necessary conversion.
20400 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
20401 names we didn't value number.
20402 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
20404 2009-04-15 Richard Guenther <rguenther@suse.de>
20406 PR tree-optimization/39764
20407 * tree-ssa-ccp.c (get_value): Canonicalize value with
20408 canonicalize_float_value.
20410 2009-04-15 Jan Hubicka <jh@suse.cz>
20412 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
20413 Wrong version of patch.
20415 2009-04-15 Jan Hubicka <jh@suse.cz>
20417 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
20419 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
20421 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
20422 our distinct integral and vector types.
20424 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
20426 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
20427 * init.c (build_vtbl_address): Remove call to assemble_external.
20429 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
20431 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
20432 output for other floating point modes.
20434 2009-04-14 Diego Novillo <dnovillo@google.com>
20436 * diagnostic.c (diagnostic_report_diagnostic): Do not
20437 warn about loaded plugins for DK_ERROR and DK_WARNING.
20438 * c-decl.c (declspecs_add_type): Move call to
20439 invoke_plugin_callbacks ...
20440 * c-parser.c (c_parser_declspecs): ... here.
20441 * plugin.c (dump_active_plugins): Tidy output.
20443 2009-04-14 Diego Novillo <dnovillo@google.com>
20444 Le-Chun Wu <lcwu@google.com>
20446 * configure.ac: Add --enable-plugin support.
20447 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
20448 * Makefile.in (PLUGIN_H): Define.
20449 Export ENABLE_PLUGIN and GMPINC to site.exp.
20450 Add PLUGINLIBS to link command.
20451 Add/modify dependencies for plugin.o and files including plugin.h.
20453 * config.in: Regenerate.
20455 * opts.c (common_handle_option): Handle OPT_fplugin_ and
20458 2009-04-14 Le-Chun Wu <lcwu@google.com>
20460 * tree-pass.h (register_one_dump_file): Add a prototype for
20461 register_one_dump_file.
20462 * toplev.c (compile_file): Call initialize_plugins.
20463 (do_compile): Call invoke_plugin_callbacks.
20464 (toplev_main): Call invoke_plugin_callbacks.
20465 * common.opt: Add -fplugin= and -fplugin-arg-.
20466 * gcc-plugin.h: New public header file for plugins to include.
20467 * plugin.c: New source file.
20468 * plugin.h: New internal header file.
20469 * passes.c (register_one_dump_file): Make it external.
20471 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
20473 2009-04-14 Diego Novillo <dnovillo@google.com>
20475 * doc/plugins.texi: New.
20476 * doc/gccint.texi: Add reference to Plugins chapter.
20477 * doc/invoke.texi: Document -fplugin and -fplugin-arg
20478 * diagnostic.c (diagnostic_report_diagnostic): Warn about
20479 loaded plugins, if any.
20480 * timevar.def (TV_PLUGIN_INIT): Define.
20481 (TV_PLUGIN_RUN): Define.
20482 * plugin.c: Include timevar.h
20483 (plugins_active_p): New.
20484 (dump_active_plugins): New.
20485 (debug_active_plugins): New.
20487 2009-04-14 Joseph Myers <joseph@codesourcery.com>
20489 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
20491 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
20493 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
20495 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
20496 the same as a minus without a shift.
20498 2009-04-14 Nick Clifton <nickc@redhat.com>
20500 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
20501 comparisons with small integers will always produce a short
20504 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
20507 2008-12-19 Diego Novillo <dnovillo@google.com>
20509 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
20511 2009-04-14 Richard Guenther <rguenther@suse.de>
20513 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
20515 (verify_gimple_assign_binary): Likewise. Handle shifts and
20517 (verify_gimple_phi): Print the mismatched argument position.
20518 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20520 (vect_update_init_of_dr): Likewise.
20521 * matrix-reorg.c (transform_access_sites): Do what the
20523 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
20525 2009-04-13 Michael Eager <eager@eagercon.com>
20527 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
20528 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
20529 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
20530 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
20531 remove duplicate config
20533 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20535 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
20536 file_name:line_number type locator of the call site.
20538 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
20540 * genautomata.c: Put blank after comma.
20541 (automaton_decls): New.
20542 (struct unit_usage): Add comments to member next.
20543 (store_alt_unit_usage): Keep the list ordered.
20544 (unit_present_on_list_p, equal_alternatives_p): New.
20545 (check_regexp_units_distribution): Check units distribution
20546 correctness correctly.
20547 (main): Don't write automata if error is found. Return correct
20550 * config/m68k/cf.md (cfv4_ds): Remove.
20551 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
20552 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
20554 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
20555 power4-load-ext, power4-store, power4-store-update,
20556 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
20557 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
20558 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
20559 power4-sqrt, power4-isync): Modify reservation to make correct
20560 unit distribution to automata.
20562 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
20563 power5-store-update, power5-two, power5-three, power5-lmul,
20564 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
20566 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
20568 * except.c (pass_set_nothrow_function_flags): Set name and add
20570 (set_nothrow_function_flags): Mention in the dump file when
20571 changing a function to nothrow.
20573 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
20576 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
20577 instead of unsigned long.
20579 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20581 * config/arm/arm.c (return_used_this_function): Remove.
20582 (arm_output_function_prologue): Remove use of
20583 return_used_this_function.
20584 (output_return_instruction): Replace use of
20585 return_used_this_function
20586 by cfun->machine->return_used_this_function.
20587 (arm_output_epilogue): Likewise.
20588 (arm_output_function_epilogue): Likewise.
20589 (thumb_unexpanded_epilogue): Likewise.
20590 * config/arm/arm.h (struct machine_function):
20591 New member return_used_this_function.
20593 2009-04-12 Mark Mitchell <mark@codesourcery.com>
20595 * doc/install.texi: Correct description of default directory for
20596 --with-gxx-include-dir.
20598 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
20600 * fold-const.c (build_range_check): Properly deal with enumeral and
20601 boolean base types.
20603 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
20605 * doc/invoke.texi (max_gcse_passes): Remove documentation.
20606 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
20607 * params.h (MAX_GCSE_PASSES): Remove.
20608 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
20609 in sequence. Remove ability to run multiple passes.
20610 (bypass_jumps): Report run as third CPROP pass.
20612 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
20614 PR middle-end/39651
20615 * except.c (can_throw_external): Look at each insn in a SEQUENCE
20616 when deciding whether the whole SEQUENCE can throw.
20618 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
20621 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
20622 offseted label references.
20624 2009-04-11 Jan Hubicka <jh@suse.cz>
20626 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
20628 2009-04-11 Richard Guenther <rguenther@suse.de>
20630 PR middle-end/39732
20631 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
20632 return variables as TREE_ADDRESSABLE.
20634 2009-04-11 Richard Guenther <rguenther@suse.de>
20636 PR tree-optimization/39713
20637 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
20638 reference trees have SSA_NAME operands.
20640 2009-04-11 Richard Guenther <rguenther@suse.de>
20643 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
20644 address expressions.
20646 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
20648 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
20649 match changes in Cygwin 1.7
20650 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
20651 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
20653 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20655 PR tree-optimization/39701
20656 * doc/invoke.texi (Optimization Options): Document change in
20657 meaning and initialization of -fdelete-null-pointer-checks.
20659 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20661 PR middle-end/39701
20662 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
20664 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
20667 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
20669 2009-04-10 Chao-ying Fu <fu@mips.com>
20671 * doc/tm.texi (Instruction Output): Document
20672 TARGET_ASM_FINAL_POSTSCAN_INSN.
20673 * target.h (final_postscan_insn): New field in asm_out.
20674 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20675 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
20676 * final.c (final_scan_insn): Call
20677 targetm.asm_out.final_postscan_insn after outputting
20678 an asm macro and a normal instruction.
20680 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
20681 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
20682 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
20683 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
20684 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
20686 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
20688 PR middle-end/39701
20689 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
20690 variables as non-NULL even with -fdelete-null-pointer-checks.
20692 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
20694 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
20696 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
20699 * config/i386/i386.c (classify_argument): Handle SCmode with
20700 (bit_offset % 64) != 0.
20702 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
20704 * doc/invoke.texi (Optimize Options): Add cross-reference to
20705 -Q --help=optimizers examples.
20707 2009-04-10 Ben Elliston <bje@au.ibm.com>
20710 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
20711 regalign for the reg == fpr and TDmode case.
20713 2009-04-09 David Ayers <ayers@fsfe.org>
20716 * objc/objc-act.c (warn_with_method): Remove helper function.
20717 (check_duplicates): Call warning and inform directly.
20718 (really_start_method): Likewise.
20720 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20722 * expmed.c (expand_divmod): Always use a comparison for a division
20723 by a large unsigned integer.
20725 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
20726 for things others than variables or functions as nonzero.
20728 2009-04-09 Nick Clifton <nickc@redhat.com>
20730 * unwind-compat.c: Change copyright header to refer to version
20731 3 of the GNU General Public License with version 3.1 of the
20732 GCC Runtime Library Exception and to point readers at the
20733 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
20734 * config/alpha/crtfastmath.c: Likewise.
20735 * config/alpha/linux-unwind.h: Likewise.
20736 * config/alpha/qrnnd.asm: Likewise.
20737 * config/alpha/vms-crt0-64.c: Likewise.
20738 * config/alpha/vms-crt0.c: Likewise.
20739 * config/alpha/vms-dwarf2.asm: Likewise.
20740 * config/alpha/vms-dwarf2eh.asm: Likewise.
20741 * config/alpha/vms-psxcrt0-64.c: Likewise.
20742 * config/alpha/vms-psxcrt0.c: Likewise.
20743 * config/alpha/vms_tramp.asm: Likewise.
20744 * config/arc/initfini.c: Likewise.
20745 * config/arc/lib1funcs.asm: Likewise.
20746 * config/arm/bpabi-v6m.S: Likewise.
20747 * config/arm/bpabi.S: Likewise.
20748 * config/arm/bpabi.c: Likewise.
20749 * config/arm/crti.asm: Likewise.
20750 * config/arm/crtn.asm: Likewise.
20751 * config/arm/ieee754-df.S: Likewise.
20752 * config/arm/ieee754-sf.S: Likewise.
20753 * config/arm/lib1funcs.asm: Likewise.
20754 * config/arm/libunwind.S: Likewise.
20755 * config/arm/linux-atomic.c: Likewise.
20756 * config/arm/mmintrin.h: Likewise.
20757 * config/arm/pr-support.c: Likewise.
20758 * config/arm/unaligned-funcs.c: Likewise.
20759 * config/arm/unwind-arm.c: Likewise.
20760 * config/arm/unwind-arm.h: Likewise.
20761 * config/avr/libgcc.S: Likewise.
20762 * config/bfin/crti.s: Likewise.
20763 * config/bfin/crtlibid.s: Likewise.
20764 * config/bfin/crtn.s: Likewise.
20765 * config/bfin/lib1funcs.asm: Likewise.
20766 * config/bfin/linux-unwind.h: Likewise.
20767 * config/cris/arit.c: Likewise.
20768 * config/cris/cris_abi_symbol.c: Likewise.
20769 * config/darwin-64.c: Likewise.
20770 * config/darwin-crt2.c: Likewise.
20771 * config/darwin-crt3.c: Likewise.
20772 * config/darwin.h: Likewise.
20773 * config/dbxelf.h: Likewise.
20774 * config/dfp-bit.c: Likewise.
20775 * config/dfp-bit.h: Likewise.
20776 * config/elfos.h: Likewise.
20777 * config/fixed-bit.c: Likewise.
20778 * config/fixed-bit.h: Likewise.
20779 * config/fp-bit.c: Likewise.
20780 * config/fp-bit.h: Likewise.
20781 * config/fr30/crti.asm: Likewise.
20782 * config/fr30/crtn.asm: Likewise.
20783 * config/fr30/lib1funcs.asm: Likewise.
20784 * config/freebsd-spec.h: Likewise.
20785 * config/frv/cmovd.c: Likewise.
20786 * config/frv/cmovh.c: Likewise.
20787 * config/frv/cmovw.c: Likewise.
20788 * config/frv/frvbegin.c: Likewise.
20789 * config/frv/frvend.c: Likewise.
20790 * config/frv/lib1funcs.asm: Likewise.
20791 * config/glibc-stdint.h: Likewise.
20792 * config/h8300/clzhi2.c: Likewise.
20793 * config/h8300/crti.asm: Likewise.
20794 * config/h8300/crtn.asm: Likewise.
20795 * config/h8300/ctzhi2.c: Likewise.
20796 * config/h8300/fixunssfsi.c: Likewise.
20797 * config/h8300/lib1funcs.asm: Likewise.
20798 * config/h8300/parityhi2.c: Likewise.
20799 * config/h8300/popcounthi2.c: Likewise.
20800 * config/i386/ammintrin.h: Likewise.
20801 * config/i386/att.h: Likewise.
20802 * config/i386/avxintrin.h: Likewise.
20803 * config/i386/biarch64.h: Likewise.
20804 * config/i386/bmmintrin.h: Likewise.
20805 * config/i386/cpuid.h: Likewise.
20806 * config/i386/cross-stdarg.h: Likewise.
20807 * config/i386/crtfastmath.c: Likewise.
20808 * config/i386/crtprec.c: Likewise.
20809 * config/i386/cygming-crtbegin.c: Likewise.
20810 * config/i386/cygming-crtend.c: Likewise.
20811 * config/i386/cygwin.asm: Likewise.
20812 * config/i386/emmintrin.h: Likewise.
20813 * config/i386/gmm_malloc.h: Likewise.
20814 * config/i386/gthr-win32.c: Likewise.
20815 * config/i386/i386.h: Likewise.
20816 * config/i386/immintrin.h: Likewise.
20817 * config/i386/linux-unwind.h: Likewise.
20818 * config/i386/linux64.h: Likewise.
20819 * config/i386/mm3dnow.h: Likewise.
20820 * config/i386/mmintrin-common.h: Likewise.
20821 * config/i386/mmintrin.h: Likewise.
20822 * config/i386/nmmintrin.h: Likewise.
20823 * config/i386/pmm_malloc.h: Likewise.
20824 * config/i386/pmmintrin.h: Likewise.
20825 * config/i386/smmintrin.h: Likewise.
20826 * config/i386/sol2-c1.asm: Likewise.
20827 * config/i386/sol2-ci.asm: Likewise.
20828 * config/i386/sol2-cn.asm: Likewise.
20829 * config/i386/sol2-gc1.asm: Likewise.
20830 * config/i386/tmmintrin.h: Likewise.
20831 * config/i386/unix.h: Likewise.
20832 * config/i386/w32-unwind.h: Likewise.
20833 * config/i386/wmmintrin.h: Likewise.
20834 * config/i386/x86-64.h: Likewise.
20835 * config/i386/x86intrin.h: Likewise.
20836 * config/i386/xmmintrin.h: Likewise.
20837 * config/ia64/crtbegin.asm: Likewise.
20838 * config/ia64/crtend.asm: Likewise.
20839 * config/ia64/crtfastmath.c: Likewise.
20840 * config/ia64/crti.asm: Likewise.
20841 * config/ia64/crtn.asm: Likewise.
20842 * config/ia64/fde-glibc.c: Likewise.
20843 * config/ia64/lib1funcs.asm: Likewise.
20844 * config/ia64/linux-unwind.h: Likewise.
20845 * config/ia64/quadlib.c: Likewise.
20846 * config/ia64/unwind-ia64.c: Likewise.
20847 * config/linux.h: Likewise.
20848 * config/m32c/m32c-lib1.S: Likewise.
20849 * config/m32c/m32c-lib2-trapv.c: Likewise.
20850 * config/m32c/m32c-lib2.c: Likewise.
20851 * config/m32r/initfini.c: Likewise.
20852 * config/m68hc11/larith.asm: Likewise.
20853 * config/m68hc11/m68hc11-crt0.S: Likewise.
20854 * config/m68k/cf.md: Likewise.
20855 * config/m68k/crti.s: Likewise.
20856 * config/m68k/crtn.s: Likewise.
20857 * config/m68k/lb1sf68.asm: Likewise.
20858 * config/m68k/linux-unwind.h: Likewise.
20859 * config/mcore/crti.asm: Likewise.
20860 * config/mcore/crtn.asm: Likewise.
20861 * config/mcore/lib1.asm: Likewise.
20862 * config/mips/linux-unwind.h: Likewise.
20863 * config/mips/loongson.h: Likewise.
20864 * config/mips/mips16.S: Likewise.
20865 * config/mmix/crti.asm: Likewise.
20866 * config/mmix/crtn.asm: Likewise.
20867 * config/pa/fptr.c: Likewise.
20868 * config/pa/hpux-unwind.h: Likewise.
20869 * config/pa/lib2funcs.asm: Likewise.
20870 * config/pa/linux-atomic.c: Likewise.
20871 * config/pa/linux-unwind.h: Likewise.
20872 * config/pa/milli64.S: Likewise.
20873 * config/pa/quadlib.c: Likewise.
20874 * config/pa/stublib.c: Likewise.
20875 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20876 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20877 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20878 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20879 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20880 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20881 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20882 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20883 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20884 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20885 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20886 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20887 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20888 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20889 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20890 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20891 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20892 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20893 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20894 * config/rs6000/750cl.h: Likewise.
20895 * config/rs6000/altivec.h: Likewise.
20896 * config/rs6000/biarch64.h: Likewise.
20897 * config/rs6000/crtresfpr.asm: Likewise.
20898 * config/rs6000/crtresgpr.asm: Likewise.
20899 * config/rs6000/crtresxfpr.asm: Likewise.
20900 * config/rs6000/crtresxgpr.asm: Likewise.
20901 * config/rs6000/crtsavfpr.asm: Likewise.
20902 * config/rs6000/crtsavgpr.asm: Likewise.
20903 * config/rs6000/darwin-asm.h: Likewise.
20904 * config/rs6000/darwin-fallback.c: Likewise.
20905 * config/rs6000/darwin-fpsave.asm: Likewise.
20906 * config/rs6000/darwin-ldouble.c: Likewise.
20907 * config/rs6000/darwin-tramp.asm: Likewise.
20908 * config/rs6000/darwin-unwind.h: Likewise.
20909 * config/rs6000/darwin-vecsave.asm: Likewise.
20910 * config/rs6000/darwin-world.asm: Likewise.
20911 * config/rs6000/e500crtres32gpr.asm: Likewise.
20912 * config/rs6000/e500crtres64gpr.asm: Likewise.
20913 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20914 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20915 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20916 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20917 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20918 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20919 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20920 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20921 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20922 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20923 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20924 * config/rs6000/eabi-ci.asm: Likewise.
20925 * config/rs6000/eabi-cn.asm: Likewise.
20926 * config/rs6000/eabi.asm: Likewise.
20927 * config/rs6000/linux-unwind.h: Likewise.
20928 * config/rs6000/linux64.h: Likewise.
20929 * config/rs6000/paired.h: Likewise.
20930 * config/rs6000/paired.md: Likewise.
20931 * config/rs6000/ppc64-fp.c: Likewise.
20932 * config/rs6000/ppu_intrinsics.h: Likewise.
20933 * config/rs6000/rs6000.h: Likewise.
20934 * config/rs6000/si2vmx.h: Likewise.
20935 * config/rs6000/sol-ci.asm: Likewise.
20936 * config/rs6000/sol-cn.asm: Likewise.
20937 * config/rs6000/spe.h: Likewise.
20938 * config/rs6000/spu2vmx.h: Likewise.
20939 * config/rs6000/sysv4.h: Likewise.
20940 * config/rs6000/tramp.asm: Likewise.
20941 * config/rs6000/vec_types.h: Likewise.
20942 * config/s390/linux-unwind.h: Likewise.
20943 * config/s390/tpf-unwind.h: Likewise.
20944 * config/score/crti.asm: Likewise.
20945 * config/score/crtn.asm: Likewise.
20946 * config/sh/crt1.asm: Likewise.
20947 * config/sh/crti.asm: Likewise.
20948 * config/sh/crtn.asm: Likewise.
20949 * config/sh/divtab-sh4-300.c: Likewise.
20950 * config/sh/divtab-sh4.c: Likewise.
20951 * config/sh/divtab.c: Likewise.
20952 * config/sh/lib1funcs-4-300.asm: Likewise.
20953 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20954 * config/sh/lib1funcs.asm: Likewise.
20955 * config/sh/lib1funcs.h: Likewise.
20956 * config/sh/linux-atomic.asm: Likewise.
20957 * config/sh/linux-unwind.h: Likewise.
20958 * config/sh/shmedia.h: Likewise.
20959 * config/sh/sshmedia.h: Likewise.
20960 * config/sh/ushmedia.h: Likewise.
20961 * config/sparc/crtfastmath.c: Likewise.
20962 * config/sparc/linux-unwind.h: Likewise.
20963 * config/sparc/sol2-c1.asm: Likewise.
20964 * config/sparc/sol2-ci.asm: Likewise.
20965 * config/sparc/sol2-cn.asm: Likewise.
20966 * config/spu/divmodti4.c: Likewise.
20967 * config/spu/divv2df3.c: Likewise.
20968 * config/spu/float_disf.c: Likewise.
20969 * config/spu/float_unsdidf.c: Likewise.
20970 * config/spu/float_unsdisf.c: Likewise.
20971 * config/spu/float_unssidf.c: Likewise.
20972 * config/spu/mfc_multi_tag_release.c: Likewise.
20973 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20974 * config/spu/mfc_tag_release.c: Likewise.
20975 * config/spu/mfc_tag_reserve.c: Likewise.
20976 * config/spu/mfc_tag_table.c: Likewise.
20977 * config/spu/multi3.c: Likewise.
20978 * config/spu/spu_internals.h: Likewise.
20979 * config/spu/spu_intrinsics.h: Likewise.
20980 * config/spu/spu_mfcio.h: Likewise.
20981 * config/spu/vec_types.h: Likewise.
20982 * config/spu/vmx2spu.h: Likewise.
20983 * config/stormy16/stormy16-lib2.c: Likewise.
20984 * config/svr4.h: Likewise.
20985 * config/sync.c: Likewise.
20986 * config/v850/lib1funcs.asm: Likewise.
20987 * config/vxlib-tls.c: Likewise.
20988 * config/vxlib.c: Likewise.
20989 * config/vxworks-dummy.h: Likewise.
20990 * config/xtensa/crti.asm: Likewise.
20991 * config/xtensa/crtn.asm: Likewise.
20992 * config/xtensa/ieee754-df.S: Likewise.
20993 * config/xtensa/ieee754-sf.S: Likewise.
20994 * config/xtensa/lib1funcs.asm: Likewise.
20995 * config/xtensa/lib2funcs.S: Likewise.
20996 * config/xtensa/linux-unwind.h: Likewise.
20997 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20998 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20999 * coretypes.h: Likewise.
21000 * crtstuff.c: Likewise.
21001 * defaults.h: Likewise.
21002 * dwarf2.h: Likewise.
21003 * emutls.c: Likewise.
21004 * gbl-ctors.h: Likewise.
21005 * gcov-io.h: Likewise.
21006 * ginclude/float.h: Likewise.
21007 * ginclude/iso646.h: Likewise.
21008 * ginclude/stdarg.h: Likewise.
21009 * ginclude/stdbool.h: Likewise.
21010 * ginclude/stddef.h: Likewise.
21011 * ginclude/stdfix.h: Likewise.
21012 * ginclude/stdint-gcc.h: Likewise.
21013 * ginclude/tgmath.h: Likewise.
21014 * gthr-aix.h: Likewise.
21015 * gthr-dce.h: Likewise.
21016 * gthr-gnat.c: Likewise.
21017 * gthr-gnat.h: Likewise.
21018 * gthr-lynx.h: Likewise.
21019 * gthr-mipssde.h: Likewise.
21020 * gthr-nks.h: Likewise.
21021 * gthr-posix.c: Likewise.
21022 * gthr-posix.h: Likewise.
21023 * gthr-posix95.h: Likewise.
21024 * gthr-rtems.h: Likewise.
21025 * gthr-single.h: Likewise.
21026 * gthr-solaris.h: Likewise.
21027 * gthr-tpf.h: Likewise.
21028 * gthr-vxworks.h: Likewise.
21029 * gthr-win32.h: Likewise.
21030 * gthr.h: Likewise.
21031 * libgcc2.c: Likewise.
21032 * libgcc2.h: Likewise.
21033 * libgcov.c: Likewise.
21034 * tsystem.h: Likewise.
21035 * typeclass.h: Likewise.
21036 * unwind-c.c: Likewise.
21037 * unwind-compat.h: Likewise.
21038 * unwind-dw2-fde-compat.c: Likewise.
21039 * unwind-dw2-fde-darwin.c: Likewise.
21040 * unwind-dw2-fde-glibc.c: Likewise.
21041 * unwind-dw2-fde.c: Likewise.
21042 * unwind-dw2-fde.h: Likewise.
21043 * unwind-dw2.c: Likewise.
21044 * unwind-dw2.h: Likewise.
21045 * unwind-generic.h: Likewise.
21046 * unwind-pe.h: Likewise.
21047 * unwind-sjlj.c: Likewise.
21048 * unwind.inc: Likewise.
21049 * config/arm/neon-gen.ml: Change generated copyright header to
21050 refer to version 3 of the GNU General Public License with
21051 version 3.1 of the GCC Runtime Library Exception and to point
21052 readers at the COPYING3 and COPYING3.RUNTIME files and the
21053 FSF's license web page.
21054 * config/arm/arm_neon.h: Regenerate.
21056 2009-04-09 Jakub Jelinek <jakub@redhat.com>
21058 * config/cris/cris.md: Change copyright header to refer to version
21059 3 of the GNU General Public License.
21060 * doc/install.texi2html: Change copyright header to refer to version
21061 3 of the GNU General Public License and to point readers at the
21062 COPYING3 file and the FSF's license web page.
21063 * config/vax/linux.h: Likewise.
21065 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21067 * config/i386/i386.md (cmpcc): New.
21068 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
21069 (sync_compare_and_swap_cc*): Delete.
21071 * config/s390/s390.c (s390_compare_emitted): Remove.
21072 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
21073 s390_compare_emitted used to be handled. Assert that modes match.
21074 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
21075 refer to sync_compare_and_swap_ccsi.
21076 * config/s390/s390.h (s390_compare_emitted): Remove.
21077 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
21078 instead of s390_compare_emitted.
21079 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
21080 instead of s390_compare_emitted.
21081 * config/s390/s390.md (cmpcc): New.
21082 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
21083 CC_REGNUM, do not pretend it's set.
21084 (sync_compare_and_swap_cc*): Delete.
21085 * config/s390/predicates.md (cc_reg_operand): New.
21087 * expr.c (sync_compare_and_swap_cc): Delete.
21088 * optabs.h (sync_compare_and_swap_cc): Delete.
21089 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
21090 is being used with can_compare_p.
21091 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
21092 (find_cc_set): New.
21093 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
21094 look for a MODE_CC set instead. Use emit_store_flag.
21095 (expand_compare_and_swap_loop): Likewise, with some additional
21096 complication to avoid a force_reg when useless. Use
21097 emit_cmp_and_jump_insns.
21098 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
21099 * doc/md.texi (sync_compare_and_swap_cc): Merge with
21100 sync_compare_and_swap documentation.
21102 2009-04-09 Jan Hubicka <jh@suse.cz>
21104 * except.c (find_prev_try): Break out from ....
21105 (duplicate_eh_regions): ... here; properly update prev_try pointers
21106 when duplication part of tree.
21107 (dump_eh_tree): Improve dumping.
21108 (verify_eh_region): New.
21109 (verify_eh_tree): Use it.
21111 2009-04-06 Richard Guenther <rguenther@suse.de>
21113 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
21114 &ARRAY addresses by adjusting their types and prepending
21116 * tree-cfg.c (verify_gimple_assign_single): Verify that
21117 addresses are correct.
21119 2009-04-09 Richard Guenther <rguenther@suse.de>
21121 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
21122 indices into an array reference if possible.
21123 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
21124 Fold POINTER_PLUS_EXPR statements with invariant address.
21126 2009-04-09 Alan Modra <amodra@bigpond.net.au>
21129 * config.gcc (powerpc64-*-linux*): Always build biarch.
21131 2009-04-09 Joseph Myers <joseph@codesourcery.com>
21134 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
21135 it and pedwarn if this results in an INTEGER_CST.
21137 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21139 * doc/install.texi: Update minimum GMP version. Remove obsolete
21140 text in MPFR section.
21142 2009-04-08 Jakub Jelinek <jakub@redhat.com>
21144 * dwarf2out.c (class_scope_p): New static inline.
21145 (class_or_namespace_scope_p): Use it.
21146 (gen_variable_die): Use DW_TAG_member tag for static data member
21147 declarations instead of DW_TAG_variable.
21149 PR middle-end/39573
21150 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
21153 2009-04-08 Richard Guenther <rguenther@suse.de>
21155 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
21156 valueize random data.
21158 2009-04-08 David Edelsohn <edelsohn@gnu.org>
21160 * config.gcc (aix tm_file): Add aix-stdint.h.
21161 (aix tm clause use_gcc_stdint): Set to wrap.
21162 * config/rs6000/aix-stdint.h: New file.
21164 2009-04-08 Richard Guenther <rguenther@suse.de>
21166 PR middle-end/36291
21167 * tree-dfa.c (add_referenced_var): Do not recurse into
21168 global initializers.
21169 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
21171 (fold_const_aggregate_ref): Likewise.
21173 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21175 * recog.c (ordered_comparison_operator): New.
21176 * gensupport.c (std_preds): Add it.
21177 * doc/md.texi (Machine-Independent Predicates): Document it.
21179 2009-04-08 Jan Hubicka <jh@suse.cz>
21181 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
21182 * function.h (rtl_eh): Remove exception_handler_label_map.
21183 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
21184 remove_exception_handler_label, for_each_eh_label_1): Remove.
21185 (rtl_remove_unreachable_regions): Remove.
21186 (convert_from_eh_region_ranges): Do not remove unreachable regions.
21187 (find_exception_handler_labels): Don't build the hashtable.
21188 (maybe_remove_eh_handler): Remove.
21189 (for_each_eh_label): Rewrite to walk the tree.
21190 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
21191 * except.h (maybe_remove_eh_handler): Remove.
21192 * passes.c (init_optimization_passes): Schedule second EH cleanup
21194 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
21195 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
21197 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
21199 * genoutput.c (validate_optab_operands): New.
21200 (gen_insn, gen_expand): Call it.
21202 * genflags.c (gen_insn): Detect misused iterators.
21203 (main): Pass line_no to gen_insn, exit with status 1 on error.
21205 * genextract.c (line_no): Make global.
21206 (VEC_safe_set_locstr): Change assertion to error message.
21207 (main): Exit with status 1 on error.
21209 2009-04-08 Joseph Myers <joseph@codesourcery.com>
21213 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21214 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21215 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
21216 * c-convert.c (convert): Do not call fold on results of conversion
21217 functions when the result is a C_MAYBE_CONST_EXPR.
21218 * c-parser.c (c_parser_postfix_expression): Do not fold condition
21219 of __builtin_choose_expr.
21220 * c-typeck.c (remove_c_maybe_const_expr): New.
21221 (build_unary_op, build_conditional_expr, build_compound_expr,
21222 build_binary_op, c_objc_common_truthvalue_conversion): Call
21223 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
21226 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
21228 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
21229 CODE to produce a new one. Add a prototype to use fold_convert_const
21231 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
21234 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
21235 mix declarations and code.
21237 2009-04-08 Ben Elliston <bje@au.ibm.com>
21239 * gcc.c: Replace `CC' with `GCC' throughout.
21241 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
21243 * doc/invoke.texi: Document Atom support.
21245 2009-04-07 Jason Merrill <jason@redhat.com>
21248 * c-common.h, c-common.c: Add flag_pretty_templates.
21249 * c-opts.c (c_common_handle_option): Set it.
21250 * c.opt: Add -fno-pretty-templates.
21251 * doc/invoke.texi (C++ Dialect Options): Likewise.
21253 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
21255 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
21256 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
21257 (ia64_expand_builtin): Likewise.
21259 2009-04-07 Martin Jambor <mjambor@suse.cz>
21261 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
21262 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
21263 ADDR_EXPRS are include too.
21265 2009-04-07 Richard Guenther <rguenther@suse.de>
21267 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
21268 decls are only used if passes as parameters or if they are
21269 local statics and the call is not to a builtin.
21270 (call_may_clobber_ref_p_1): Likewise.
21272 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21274 * expr.c (do_store_flag): Remove last argument. Simplify code
21275 to avoid duplication of tests already done by can_compare_p.
21276 (expand_expr_real_1): Adjust caller.
21278 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21280 * optabs.c (can_compare_p): Test the predicate of a
21281 cbranch and cstore pattern.
21283 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21285 * expr.c (convert_move): Use emit_store_flag instead of
21288 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
21290 * config/i386/i386.c (ix86_compare_emitted): Remove.
21291 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
21292 ix86_compare_op0 like ix86_compare_emitted used to be handled.
21293 * config/i386/i386.h (ix86_compare_emitted): Remove.
21294 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
21295 instead of ix86_compare_emitted.
21296 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
21298 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
21300 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
21301 Add t-sysroot-suffix to tmake_file.
21302 * config/print-sysroot-suffix.sh: New file.
21303 * config/t-sysroot-suffix: New file.
21305 2009-04-07 Ben Elliston <bje@au.ibm.com>
21307 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
21308 as the latter produces a warning when the target does not support
21311 2009-04-07 Ben Elliston <bje@au.ibm.com>
21313 * dfp.c: Replace type punning assignments with memcpy throughout.
21314 * Makefile.in (dfp.o-warn): Remove.
21316 2009-04-07 Alan Modra <amodra@bigpond.net.au>
21319 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
21320 Include soft-fp/t-softfp after rs6000/t-linux64.
21322 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
21324 * stor-layout.c (set_sizetype): Use the full precision of their
21325 machine mode for bitsize types.
21327 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
21329 * config/i386/i386.md: Revert 2 accidental checkins.
21331 2009-04-06 Joey Ye <joey.ye@intel.com>
21332 Xuepeng Guo <xuepeng.guo@intel.com>
21333 H.J. Lu <hongjiu.lu@intel.com>
21335 Atom pipeline model, tuning and insn selection.
21336 * config.gcc (atom): Add atom config options and target.
21338 * config/i386/atom.md: New.
21340 * config/i386/i386.c (atom_cost): New cost.
21341 (m_ATOM): New macro flag.
21342 (initial_ix86_tune_features): Set m_ATOM.
21343 (x86_accumulate_outgoing_args): Likewise.
21344 (x86_arch_always_fancy_math_387): Likewise.
21345 (processor_target): Add Atom cost.
21346 (cpu_names): Add Atom cpu name.
21347 (override_options): Set Atom ISA.
21348 (ix86_issue_rate): New case PROCESSOR_ATOM.
21349 (ix86_adjust_cost): Likewise.
21351 * config/i386/i386.h (TARGET_ATOM): New target macro.
21352 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
21353 (TARGET_OPT_AGU): New target option.
21354 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
21355 (processor_type): Add PROCESSOR_ATOM.
21357 * config/i386/i386.md (cpu): Add new value "atom".
21358 (use_carry, movu): New attr.
21359 (atom.md): Include atom.md.
21360 (adddi3_carry_rex64): Set attr "use_carry".
21361 (addqi3_carry): Likewise.
21362 (addhi3_carry): Likewise.
21363 (addsi3_carry): Likewise.
21364 (*addsi3_carry_zext): Likewise.
21365 (subdi3_carry_rex64): Likewise.
21366 (subqi3_carry): Likewise.
21367 (subhi3_carry): Likewise.
21368 (subsi3_carry): Likewise.
21369 (x86_movdicc_0_m1_rex64): Likewise.
21370 (*x86_movdicc_0_m1_se): Likewise.
21371 (x86_movsicc_0_m1): Likewise.
21372 (*x86_movsicc_0_m1_se): Likewise.
21373 (*adddi_1_rex64): Emit add insn as much as possible.
21374 (*addsi_1): Likewise.
21375 (return_internal): Set atom_unit.
21376 (return_internal_long): Likewise.
21377 (return_pop_internal): Likewise.
21378 (*rcpsf2_sse): Set atom_sse_attr attr.
21379 (*qrt<mode>2_sse): Likewise.
21380 (*prefetch_sse): Likewise.
21382 * config/i386/i386-c.c (ix86_target_macros_internal): New case
21384 (ix86_target_macros_internal): Likewise.
21386 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
21387 (*prefetch_sse_rex): Likewise.
21388 (sse_rcpv4sf2): Likewise.
21389 (sse_vmrcpv4sf2): Likewise.
21390 (sse_sqrtv4sf2): Likewise.
21391 (<sse>_vmsqrt<mode>2): Likewise.
21392 (sse_ldmxcsr): Likewise.
21393 (sse_stmxcsr): Likewise.
21394 (*sse_sfence): Likewise.
21395 (sse2_clflush): Likewise.
21396 (*sse2_mfence): Likewise.
21397 (*sse2_lfence): Likewise.
21398 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
21399 (<sse>_movup<ssemodesuffixf2c>): Likewise.
21400 (avx_movdqu<avxmodesuffix>): Likewise.
21401 (avx_lddqu<avxmodesuffix>): Likewise.
21402 (sse2_movntv2di): Change attr "type" to "ssemov".
21403 (sse2_movntsi): Likewise.
21404 (rsqrtv8sf2): Change attr "type" to "sseadd".
21405 (sse3_addsubv2df3): Set attr "atom_unit".
21406 (sse3_h<plusminus_insn>v4sf3): Likewise.
21407 (*sse2_pmaddwd): Likewise.
21408 (*vec_extractv2di_1_rex64): Likewise.
21409 (*vec_extractv2di_1_avx): Likewise.
21410 (sse2_psadbw): Likewise.
21411 (ssse3_phaddwv8hi3): Likewise.
21412 (ssse3_phaddwv4hi3): Likewise.
21413 (ssse3_phadddv4si3): Likewise.
21414 (ssse3_phadddv2si3): Likewise.
21415 (ssse3_phaddswv8hi3): Likewise.
21416 (ssse3_phaddswv4hi3): Likewise.
21417 (ssse3_phsubwv8hi3): Likewise.
21418 (ssse3_phsubwv4hi3): Likewise.
21419 (ssse3_phsubdv4si3): Likewise.
21420 (ssse3_phsubdv2si3): Likewise.
21421 (ssse3_phsubswv8hi3): Likewise.
21422 (ssse3_phsubswv4hi3): Likewise.
21423 (ssse3_pmaddubsw128): Likewise.
21424 (sse3_pmaddubsw: Likewise.
21425 (ssse3_palignrti): Likewise.
21426 (ssse3_palignrdi): Likewise.
21428 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
21430 * doc/install.texi (Specific): Fix two cross-references to MinGW.
21432 2009-04-06 Richard Guenther <rguenther@suse.de>
21434 PR tree-optimization/28868
21435 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
21436 of which PHI results we inserted.
21437 (insert_into_preds_of_block): Record inserted PHIs.
21438 (eliminate): Eliminate redundant PHI nodes.
21439 (init_pre): Init inserted_phi_names.
21441 2009-04-06 Richard Guenther <rguenther@suse.de>
21443 PR tree-optimization/39643
21444 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
21445 IMAGPART_EXPRs of complex constants.
21446 (execute_fold_all_builtins): If we folded a call queue
21447 TODO_update_address_taken.
21449 2009-04-06 Jan Hubicka <jh@suse.cz>
21451 PR middle-end/39659
21452 * except.c (remove_unreachable_regions): Propagate may_contain_throw
21455 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
21457 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
21459 (ic_invalidate_array): Likewise.
21461 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
21463 * calls.c (emit_library_call_value_1): Fix a problem with parameter
21464 alignment for library calls.
21466 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
21468 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
21469 (mingw32 tm clause use_gcc_stdint): Set to wrap.
21470 * config/i386/mingw-stdint.h: New file.
21472 2009-04-05 Richard Guenther <rguenther@suse.de>
21474 PR tree-optimization/39648
21475 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
21476 our &A vs. &A[0] IL deficiencies.
21478 2009-04-04 Jan Hubicka <jh@suse.cz>
21480 * except.c (sjlj_find_directly_reachable_regions): Be ready for
21481 removed toplevel regions.
21482 (sjlj_mark_call_sites): Likewise.
21484 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
21486 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
21487 (cygwin tm clause use_gcc_stdint): Set to wrap.
21488 * config/i386/cygwin-stdint.h: New file.
21490 2009-04-04 Richard Guenther <rguenther@suse.de>
21492 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
21493 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
21494 single-argument PHIs if we are in loop-closed SSA form.
21495 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
21496 for the pre-condition.
21497 (slpeel_tree_peel_loop_to_edge): Likewise.
21498 (vect_build_loop_niters): Take an optional sequence to append stmts.
21499 (vect_generate_tmps_on_preheader): Likewise.
21500 (vect_do_peeling_for_loop_bound): Take extra guards for the
21502 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
21503 the cost model check.
21504 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
21505 guards if we are going to peel. Do not apply versioning in that case.
21506 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
21507 (vect_do_peeling_for_loop_bound): Likewise.
21508 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
21509 loop bound only record extra pre-conditions, do not apply loop
21512 2009-04-04 Richard Guenther <rguenther@suse.de>
21514 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
21517 2009-04-04 Jan Hubicka <jh@suse.cz>
21519 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
21520 last_basic_block for size of bb->index indexed array.
21521 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
21522 compute_out, link_btr_uses, build_btr_def_use_webs,
21523 build_btr_def_use_webs, migrate_btr_defs): Likewise.
21525 2009-04-04 Jan Hubicka <jh@suse.cz>
21527 * except.c (remove_eh_handler_and_replace): Break out from ...
21528 (remove_eh_handler): ... here.
21529 (bring_to_root): New function.
21530 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
21531 handled ones, bring others to root of tree.
21533 2009-04-04 Jan Hubicka <jh@suse.cz>
21535 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
21536 (all_phis_safe_to_merge): New function.
21537 (update_info): New structure.
21538 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
21539 (cleanup_empty_eh): Update SSA if possible.
21541 2009-04-04 Richard Guenther <rguenther@suse.de>
21543 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
21544 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
21545 (append_vuse): Likewise.
21547 2009-04-04 Jakub Jelinek <jakub@redhat.com>
21549 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
21550 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
21551 instead of REG_UNSAVED for DW_CFA_undefined.
21552 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
21553 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
21556 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
21559 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
21561 2009-04-04 Richard Guenther <rguenther@suse.de>
21563 PR tree-optimization/8781
21564 PR tree-optimization/37892
21565 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
21566 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
21567 (valueize_refs): Call it for *& valueizations.
21568 (shared_reference_ops_from_ref): Rename to ...
21569 (valueize_shared_reference_ops_from_ref): ... this and valueize.
21570 (shared_reference_ops_from_call): Rename to ...
21571 (valueize_shared_reference_ops_from_call): ... this and valueize.
21572 (vn_reference_lookup): Update.
21573 (visit_reference_op_call): Likewise.
21574 * tree-ssa-pre.c (phi_translate_1): Fold *&.
21575 (eliminate): Value-replace the call address in call statements.
21577 2009-04-04 Richard Guenther <rguenther@suse.de>
21579 PR tree-optimization/39636
21580 * tree-ssa-forwprop.c
21581 (forward_propagate_addr_into_variable_array_index): Check for
21582 GIMPLE_ASSIGN before accessing the rhs code.
21584 2009-04-03 Jason Merrill <jason@redhat.com>
21586 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
21588 2009-04-03 Steve Ellcey <sje@cup.hp.com>
21590 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
21591 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
21592 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
21593 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
21594 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
21595 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
21596 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
21597 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
21598 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
21599 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
21600 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
21601 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
21602 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
21603 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
21604 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
21605 Use fr_reg_or_fp01_operand instead of fr_register_operand
21607 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
21608 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
21609 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
21611 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
21613 PR rtl-optimization/39607
21614 PR rtl-optimization/39631
21618 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21619 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21620 instead of DF_LR_OUT.
21621 * ira-lives.c (process_bb_node_lives): Ditto.
21622 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21623 instead of DF_LR_{OUT,IN}.
21624 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21625 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21627 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
21629 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
21630 (execute_lower_omp): Always run but take the short way out if -fopenmp
21632 (gate_lower_omp): Remove, forcing the pass manager to always run the
21633 pass and always set PROP_gimple_lomp.
21634 (pass_lower_omp): Remove gate function.
21635 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
21636 PROP_trees. Instead, require it.
21637 * ipa-cp.c (pass_ipa_cp): Likewise.
21638 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
21639 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
21640 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
21641 and PROP_gimple_leh.
21643 2009-04-03 Richard Guenther <rguenther@suse.de>
21645 PR middle-end/13146
21646 PR tree-optimization/23940
21647 PR tree-optimization/33237
21648 PR middle-end/33974
21649 PR middle-end/34093
21650 PR tree-optimization/36201
21651 PR tree-optimization/36230
21652 PR tree-optimization/38049
21653 PR tree-optimization/38207
21654 PR tree-optimization/38230
21655 PR tree-optimization/38301
21656 PR tree-optimization/38585
21657 PR middle-end/38895
21658 PR tree-optimization/38985
21659 PR tree-optimization/39299
21660 * tree-ssa-structalias.h: Remove.
21661 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
21662 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
21663 (struct vuse_element_d): Remove.
21664 (struct vuse_vec_d): Likewise.
21665 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
21666 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
21667 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
21668 VUSE_ELEMENT_VAR): Likewise.
21669 (struct voptype_d): Likewise.
21670 (NUM_VOP_FREE_BUCKETS): Likewise.
21671 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
21672 (struct stmt_operands_d): Remove.
21673 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
21674 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
21675 VDEF_NUM, VDEF_VECT): Likewise.
21676 (copy_virtual_operands): Remove.
21677 (operand_build_cmp): Likewise.
21678 (create_ssa_artificial_load_stmt): Likewise.
21679 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
21680 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
21681 vuse_index and mayuse_index members. Pack and move done and iter_type
21682 members to the front.
21683 (SSA_OP_VMAYUSE): Remove.
21684 (SSA_OP_VIRTUAL_USES): Adjust.
21685 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
21686 (unlink_stmt_vdef): Declare.
21687 (add_to_addressable_set): Remove.
21688 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
21689 (vrp_visit_stmt): Likewise.
21690 * doc/tree-ssa.texi (Alias analysis): Update.
21691 * doc/invoke.texi (max-aliased-vops): Remove docs.
21692 (avg-aliased-vops): Likewise.
21693 * tree-into-ssa.c (syms_to_rename): Remove.
21694 (need_to_update_vops_p): Likewise.
21695 (need_to_initialize_update_ssa_p): Rename to ...
21696 (update_ssa_initialized_fn): ... this. Track function we are
21698 (symbol_marked_for_renaming): Simplify.
21699 (add_new_name_mapping): Do not set need_to_update_vops_p.
21700 (dump_currdefs): Use SYMS_TO_RENAME.
21701 (rewrite_update_stmt): Always walk all uses/defs.
21702 (dump_update_ssa): Adjust.
21703 (init_update_ssa): Take function argument. Track what we are
21705 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
21706 (create_new_def_for): Initialize for cfun, assert we are initialized
21708 (mark_sym_for_renaming): Simplify.
21709 (mark_set_for_renaming): Do not initialize update-ssa.
21710 (need_ssa_update_p): Simplify. Take function argument.
21711 (name_mappings_registered_p): Assert we ask for the correct function.
21712 (name_registered_for_update_p): Likewise.
21713 (ssa_names_to_replace): Likewise.
21714 (release_ssa_name_after_update_ssa): Likewise.
21715 (update_ssa): Likewise. Use SYMS_TO_RENAME.
21716 (dump_decl_set): Do not print a newline.
21717 (debug_decl_set): Do it here.
21718 (dump_update_ssa): And here.
21719 * tree-ssa-loop-im.c (move_computations): Adjust.
21720 (movement_possibility): Likewise.
21721 (determine_max_movement): Likewise.
21722 (gather_mem_refs_stmt): Likewise.
21723 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
21724 or NAME_MEMORY_TAG.
21725 * tree-complex.c (update_all_vops): Remove.
21726 (expand_complex_move): Adjust.
21727 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
21728 Simplify test for memory referencing statement. Exclude
21729 non-invariant ADDR_EXPRs.
21730 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
21731 * tree-loop-distribution.c (generate_memset_zero): Adjust.
21732 (rdg_flag_uses): Likewise.
21733 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
21735 (tree_optimize_tail_calls_1): Also split the
21736 edge from the entry block if we have degenerate PHI nodes in
21737 the first basic block.
21738 * tree.c (init_ttree): Remove memory-tag related code.
21739 (tree_code_size): Likewise.
21740 (tree_node_structure): Likewise.
21741 (build7_stat): Re-write to be build6_stat.
21742 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
21743 (SSA_VAR_P): Adjust.
21744 (struct tree_memory_tag): Remove.
21745 (struct tree_memory_partition_tag): Likewise.
21746 (union tree_node): Adjust.
21747 (build7): Re-write to be build6.
21748 * tree-pass.h (pass_reset_cc_flags): Remove.
21749 (TODO_update_address_taken): New flag.
21750 (pass_simple_dse): Remove.
21751 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
21752 * params.h (MAX_ALIASED_VOPS): Remove.
21753 (AVG_ALIASED_VOPS): Likewise.
21754 * omp-low.c (expand_omp_taskreg): Update SSA form.
21755 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
21756 aliases the lhs in a copy stmt.
21757 * tree-ssa-dse.c (struct address_walk_data): Remove.
21758 (memory_ssa_name_same): Likewise.
21759 (memory_address_same): Likewise.
21760 (get_kill_of_stmt_lhs): Likewise.
21761 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
21762 unused stores. Look through PHI nodes into post-dominated regions.
21763 (dse_optimize_stmt): Simplify. Properly remove stores.
21764 (tree_ssa_dse): Compute dominators.
21765 (execute_simple_dse): Remove.
21766 (pass_simple_dse): Likewise.
21767 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
21768 gimple_loaded_syms and gimple_stored_syms computation.
21769 * toplev.c (dump_memory_report): Dump alias and pta stats.
21770 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
21771 (vn_reference_eq): Likewise.
21772 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
21773 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
21774 valueize_vuses): Remove.
21775 (get_def_ref_stmt_vuses): Simplify. Rename to ...
21776 (get_def_ref_stmt_vuse): ... this.
21777 (vn_reference_lookup_2): New function.
21778 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
21779 walking equivalent vuses. Simplify.
21780 (vn_reference_lookup): Likewise.
21781 (vn_reference_insert): Likewise.
21782 (vn_reference_insert_pieces): Likewise.
21783 (visit_reference_op_call): Simplify.
21784 (visit_reference_op_load): Likewise.
21785 (visit_reference_op_store): Likewise.
21786 (init_scc_vn): Remove shared_lookup_vuses initialization.
21787 (free_scc_vn): Remove shared_lookup_vuses freeing.
21788 (sort_vuses, sort_vuses_heap): Remove.
21789 (get_ref_from_reference_ops): Export.
21790 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
21791 vector with single vuse pointer.
21792 (vn_reference_lookup_pieces, vn_reference_lookup,
21793 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
21794 (shared_vuses_from_stmt): Remove.
21795 (get_ref_from_reference_ops): Declare.
21796 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
21797 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21798 memory-tag related code.
21799 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
21800 (likely_value): Add comment, skip static-chain of call statements.
21801 (surely_varying_stmt_p): Adjust.
21802 (gimplify_and_update_call_from_tree): Likewise.
21803 (execute_fold_all_builtins): Do not rebuild alias info.
21804 (gimplify_and_update_call_from_tree): Properly update VOPs.
21805 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
21806 (copy_ref_info): Remove memory-tag related code.
21807 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
21808 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
21809 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
21811 * tree-ssa-dom.c (gimple_p): Remove typedef.
21812 (eliminate_redundant_computations): Adjust.
21813 (record_equivalences_from_stmt): Likewise.
21814 (avail_expr_hash): Likewise.
21815 (avail_expr_eq): Likewise.
21816 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
21817 (stmt_makes_single_load): Likewise.
21818 (stmt_makes_single_store): Likewise.
21819 * tree-ssa-alias.c: Rewrite completely.
21820 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21821 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21822 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21823 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21824 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21825 Remove public functions.
21826 (pass_reset_cc_flags): Remove.
21827 (pass_build_alias): Move ...
21828 * tree-ssa-structalias.c (pass_build_alias): ... here.
21829 * tree-ssa-alias.c (may_be_aliased): Move ...
21830 * tree-flow-inline.h (may_be_aliased): ... here.
21831 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21832 count_uses_and_derefs): Move ...
21833 * gimple.c: ... here.
21834 * gimple.h (count_uses_and_derefs): Declare.
21835 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21836 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21837 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21838 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21839 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21840 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21841 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21843 * tree-dfa.c (refs_may_alias_p): Move ...
21844 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21845 * tree-ssa-alias.h: New file.
21846 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21847 (statement_sink_location): Likewise.
21848 * opts.c (decode_options): Do not adjust max-aliased-vops or
21849 avg-aliased-vops values.
21850 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21851 (TV_CALL_CLOBBER): Likewise.
21852 (TV_FLOW_SENSITIVE): Likewise.
21853 (TV_FLOW_INSENSITIVE): Likewise.
21854 (TV_MEMORY_PARTITIONING): Likewise.
21855 (TV_ALIAS_STMT_WALK): New timevar.
21856 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21857 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21858 (get_address_description): Remove memory-tag related code.
21859 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21860 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21861 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21862 and immediate uses in statements. Document.
21863 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21864 (dump_symbols): Remove.
21865 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21866 * alias.c (get_deref_alias_set): New function split out from ...
21867 (get_alias_set): ... here.
21868 * alias.h (get_deref_alias_set): Declare.
21869 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21870 type parameter. Remove restrict pointer handling. Create a
21871 ref-all pointer in case type-based alias sets do not conflict.
21872 (vect_analyze_data_refs): Remove SMT related code.
21873 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21874 (vectorizable_load): Likewise.
21875 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21876 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21877 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21878 Ignore vops and SMTs.
21879 (dr_analyze_alias): Likewise..
21880 (free_data_ref): Likewise.
21881 (create_data_ref): Likewise.
21882 (analyze_all_data_dependences): Likewise.
21883 (get_references_in_stmt): Adjust.
21884 * tree-flow-inline.h (gimple_aliases_computed_p,
21885 gimple_addressable_vars, gimple_call_clobbered_vars,
21886 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21887 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21888 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21889 gimple_mem_ref_stats): Remove.
21890 (gimple_vop): New function.
21891 (op_iter_next_use): Remove vuses and mayuses cases.
21892 (op_iter_next_def): Remove vdefs case.
21893 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21894 (clear_and_done_ssa_iter): Do not set removed fields.
21895 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21896 Assert we are not iterating over vuses or vdefs if not also
21897 iterating over uses or defs.
21898 (op_iter_init_use): Likewise.
21899 (op_iter_init_def): Likewise.
21900 (op_iter_next_vdef): Remove.
21901 (op_iter_next_mustdef): Likewise.
21902 (op_iter_init_vdef): Likewise.
21903 (compare_ssa_operands_equal): Likewise.
21904 (link_use_stmts_after): Handle vuse operand.
21905 (is_call_used): Use is_call_clobbered.
21906 (is_call_clobbered): Global variables are always call clobbered,
21907 query the call-clobbers bitmap.
21908 (mark_call_clobbered): Ignore global variables.
21909 (clear_call_clobbered): Likewise.
21910 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21911 virtual operands sanity check.
21912 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21914 (TARGET_MEM_REF): Remove TMR_TAG operand.
21915 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21916 Remove call-clobber related code.
21917 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21918 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21919 partitions or escape reason.
21920 (get_single_def_stmt, get_single_def_stmt_from_phi,
21921 get_single_def_stmt_with_phi): Remove.
21922 (dump_referenced_vars): Tidy.
21923 (get_ref_base_and_extent): Allow bare decls.
21924 (collect_dfa_stats): Adjust.
21925 * graphite.c (rename_variables_in_stmt): Adjust.
21926 (graphite_copy_stmts_from_block): Likewise.
21927 (translate_clast): Likewise.
21928 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21930 (translate_vuse_through_block): Use the oracle.
21931 (phi_translate_1): Adjust.
21932 (value_dies_in_block_x): Use the oracle. Cache the outcome
21934 (valid_in_sets): Check if the VUSE for
21935 a REFERENCE is available.
21936 (eliminate): Do not remove stmts during elimination,
21937 instead queue and remove them afterwards.
21938 (do_pre): Do not rebuild alias info.
21939 (pass_pre): Run TODO_rebuild_alias before PRE.
21940 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21941 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21942 (mark_all_v_defs_stmt): Remove.
21943 (mark_all_v_defs_seq): Adjust.
21944 (sra_replace): Likewise.
21945 (scalarize_use): Likewise.
21946 (scalarize_copy): Likewise.
21947 (scalarize_init): Likewise.
21948 (scalarize_ldst): Likewise.
21949 (todoflags): Remove.
21950 (tree_sra): Do not rebuild alias info.
21951 (tree_sra_early): Adjust.
21952 (pass_sra): Run TODO_update_address_taken before SRA.
21953 * tree-predcom.c (set_alias_info): Remove.
21954 (prepare_initializers_chain): Do not call it.
21955 (mark_virtual_ops_for_renaming): Adjust.
21956 (mark_virtual_ops_for_renaming_list): Remove.
21957 (initialize_root_vars): Adjust.
21958 (initialize_root_vars_lm): Likewise.
21959 (prepare_initializers_chain): Likewise.
21960 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21961 (may_propagate_copy_into_stmt): Likewise.
21962 (merge_alias_info): Do nothing for now.
21963 (propagate_tree_value_into_stmt): Adjust.
21964 (stmt_may_generate_copy): Likewise.
21965 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21966 not mark symbols for renaming.
21967 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21968 with the same statement, make sure to update the new pointed-to one.
21969 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21970 call statements, do not mark symbols for renaming.
21971 (mark_operand_necessary): Dump something.
21972 (ref_may_be_aliased): New function.
21973 (mark_aliased_reaching_defs_necessary_1): New helper function.
21974 (mark_aliased_reaching_defs_necessary): Likewise.
21975 (mark_all_reaching_defs_necessary_1): Likewise.
21976 (mark_all_reaching_defs_necessary): Likewise.
21977 (propagate_necessity): Do not process virtual PHIs. For
21978 non-aliased loads mark all reaching definitions as necessary.
21979 For aliased loads and stores mark the immediate dominating
21980 aliased clobbers as necessary.
21981 (visited): New global static.
21982 (perform_tree_ssa_dce): Free visited bitmap after propagating
21984 (remove_dead_phis): Perform simple dead virtual PHI removal.
21985 (remove_dead_stmt): Properly unlink virtual operands when
21987 (eliminate_unnecessary_stmts): Schedule PHI removal after
21989 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21990 (process_replaceable): Likewise.
21991 (find_replaceable_in_bb): Likewise.
21992 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21993 based on the single gimple vop.
21994 (verify_flow_insensitive_alias_info): Remove.
21995 (verify_flow_sensitive_alias_info): Likewise.
21996 (verify_call_clobbering): Likewise.
21997 (verify_memory_partitions): Likewise.
21998 (verify_alias_info): Likewise.
21999 (verify_ssa): Adjust..
22000 (execute_update_addresses_taken): Export. Update SSA
22001 manually. Optimize only when optimizing. Use a local bitmap.
22002 (pass_update_address_taken): Remove TODO_update_ssa, add
22004 (pass_update_address_taken): Just use TODO_update_address_taken.
22005 (init_tree_ssa): Do not initialize addressable_vars.
22006 (verify_ssa): Verify new VUSE / VDEF properties.
22007 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
22008 Do not call verify_alias_info.
22009 (delete_tree_ssa): Clear the VUSE, VDEF operands.
22010 Do not free the loaded and stored syms bitmaps. Reset the escaped
22011 and callused solutions. Do not free addressable_vars.
22012 Remove memory-tag related code.
22013 (warn_uninitialized_var): Aliases are always available.
22014 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
22015 * lambda-code.c (can_put_in_inner_loop): Adjust.
22016 (can_put_after_inner_loop): Likewise.
22017 (perfect_nestify): Likewise.
22018 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
22019 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
22020 (vectorizable_conversion): Do not mark symbols for renaming.
22021 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
22022 (expand_call_inline): Unlink the calls virtual operands before
22024 (tree_function_versioning): Do not call update_ssa if we are not
22025 updating clones. Simplify.
22026 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
22027 (propagate_with_phi): Likewise..
22028 * tree-outof-ssa.c (create_temp): Remove memory tag and call
22029 clobber code. Assert we are not aliased or global.
22030 * tree-flow.h: Include tree-ssa-alias.h
22031 (enum escape_type): Remove.
22032 (struct mem_sym_stats_d): Likewise.
22033 (struct mem_ref_stats_d): Likewise.
22034 (struct gimple_df): Add vop member. Remove global_var,
22035 call_clobbered_vars, call_used_vars, addressable_vars,
22036 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
22037 escaped and callused members.
22038 (struct ptr_info_def): Remove all members, add points-to solution
22040 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
22041 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
22042 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
22043 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
22044 (tree-ssa-alias.o): Likewise.
22045 (toplev.o): Add tree-ssa-alias.h
22046 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
22047 * gimple.c (gimple_set_bb): Fix off-by-one error.
22048 (is_gimple_reg): Do not handle memory tags.
22049 (gimple_copy): Also copy virtual operands.
22050 Delay updating the statement. Do not reset loaded and stored syms.
22051 (gimple_set_stored_syms): Remove.
22052 (gimple_set_loaded_syms): Likewise.
22053 (gimple_call_copy_skip_args): Copy the virtual operands
22054 and mark the new statement modified.
22055 * tree-ssa-structalias.c (may_alias_p): Remove.
22056 (set_uids_in_ptset): Take the alias set to prune with as
22057 parameter. Fold in the alias test of may_alias_p.
22058 (compute_points_to_sets): Compute whether a ptr is dereferenced
22059 in a local sbitmap.
22060 (process_constraint): Deal with &ANYTHING on the lhs, reject all
22061 other ADDRESSOF constraints on the lhs.
22062 (get_constraint_for_component_ref): Assert that we don't get
22063 ADDRESSOF constraints from the base of the reference.
22064 Properly generate UNKNOWN_OFFSET for DEREF if needed.
22065 (struct variable_info): Remove collapsed_to member.
22066 (get_varinfo_fc): Remove.
22067 (new_var_info): Do not set collapsed_to.
22068 (dump_constraint): Do not follow cycles.
22069 (dump_constraint_graph): Likewise.
22070 (build_pred_graph): Likewise.
22071 (build_succ_graph): Likewise.
22072 (rewrite_constraints): Likewise.
22073 (do_simple_structure_copy): Remove.
22074 (do_rhs_deref_structure_copy): Remove.
22075 (do_lhs_deref_structure_copy): Remove.
22076 (collapse_rest_of_var): Remove.
22077 (do_structure_copy): Re-implement.
22078 (pta_stats): New global variable.
22079 (dump_pta_stats): New function.
22080 (struct constraint_expr): Make offset signed.
22081 (UNKNOWN_OFFSET): Define special value.
22082 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
22083 (solution_set_expand): New helper function split out from ...
22084 (do_sd_constraint): ... here.
22085 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
22086 (do_ds_constraint): Likewise.
22087 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
22088 and CALLUSED = *CALLUSED.
22089 (set_union_with_increment): Make inc argument signed.
22090 (type_safe): Remove.
22091 (get_constraint_for_ptr_offset): Handle unknown and negative
22093 (first_vi_for_offset): Handle offsets before start. Bail
22094 out early for offsets beyond the variable extent.
22095 (first_or_preceding_vi_for_offset): New function.
22096 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
22097 Together with ESCAPED = *ESCAPED this properly computes reachability.
22098 (find_what_var_points_to): New function.
22099 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
22100 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
22101 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
22102 pt_solutions_intersect): New functions.
22103 (compute_call_used_vars): Remove.
22104 (compute_may_aliases): New main entry into PTA computation.
22105 * gimple.h (gimple_p): New typedef.
22106 (struct gimple_statement_base): Remove references_memory_p.
22107 (struct gimple_statement_with_memory_ops_base): Remove
22108 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
22110 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
22111 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
22112 gimple_set_references_memory): Remove.
22113 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
22114 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
22116 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
22117 (verify_expr): Allow RESULT_DECL.
22118 (gimple_duplicate_bb): Do not copy virtual operands.
22119 (gimple_duplicate_sese_region): Adjust.
22120 (gimple_duplicate_sese_tail): Likewise.
22121 (mark_virtual_ops_in_region): Remove.
22122 (move_sese_region_to_fn): Do not call it.
22123 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
22124 and pass_simple_dse.
22125 (execute_function_todo): Handle TODO_update_address_taken,
22126 call execute_update_addresses_taken for TODO_rebuild_alias.
22127 (execute_todo): Adjust.
22128 (execute_one_pass): Init dump files early.
22129 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
22131 (create_general_new_stmt): Clear vops.
22132 * tree-ssa-reassoc.c (get_rank): Adjust.
22133 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
22134 symbols for renaming.
22135 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
22136 (PARAM_AVG_ALIASED_VOPS): Likewise.
22137 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
22138 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
22139 * tree-ssa-operands.c: Simplify for new virtual operand representation.
22140 (operand_build_cmp, copy_virtual_operands,
22141 create_ssa_artificial_load_stmt, add_to_addressable_set,
22142 gimple_add_to_addresses_taken): Remove public functions.
22143 (unlink_stmt_vdef): New function.
22145 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22147 * config.gcc (powerpc-*-linux*): Merge variants.
22149 2009-04-02 Chao-ying Fu <fu@mips.com>
22150 James Grosbach <james.grosbach@microchip.com>
22152 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
22153 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
22155 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
22156 keep_interrupts_masked_p, use_debug_exception_return_p.
22157 (mips_attribute_table): Add interrupt, use_shadow_register_set,
22158 keep_interrupts_masked, use_debug_exception_return.
22159 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
22160 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
22162 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
22163 (mips_print_operand): Process COP0 registers to print $0 .. $31
22164 correctly for GAS to process.
22165 (mips_interrupt_extra_call_saved_reg_p): New function.
22166 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
22168 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
22169 (mips_compute_frame_info): Add supports for interrupt context that
22170 includes doubleword accumulators and COP0 registers.
22171 (mips_for_each_saved_acc): New function.
22172 (mips_for_each_saved_gpr_and_fpr): Change the function name from
22173 mips_for_each_saved_reg.
22174 (mips_save_reg): Save accumulators.
22175 (mips_kernel_reg_p): A new for_each_rtx callback.
22176 (mips_expand_prologue): Support interrupt handlers.
22177 (mips_restore_reg): Restore accumulators.
22178 (mips_expand_epilogue): Support interrupt handlers.
22179 (mips_can_use_return_insn): Return false for interrupt handlers.
22180 (mips_epilogue_uses): New function.
22181 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
22182 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
22183 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
22184 cop0_move): New instructions.
22185 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
22186 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
22188 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
22190 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
22191 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
22192 interrupt handlers, we use K0 as the temporary register.
22193 (EPILOGUE_USES): Change to a function call.
22194 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
22195 handlers, we use K0 as the temporary register.
22197 * doc/extend.texi (Function Attributes): Document interrupt,
22198 use_shadow_register_set, keep_interrupts_masked,
22199 use_debug_exception_return for MIPS attributes.
22201 2009-04-03 Alan Modra <amodra@bigpond.net.au>
22203 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
22204 Remove a number of t-files from tmake_file.
22205 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
22206 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
22207 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
22208 target_prototype, not TARGET_PROTOTYPE.
22209 (LINK_OS_GNU_SPEC): Define.
22210 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
22211 and darwin-ldoubdle.c.
22213 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
22216 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
22217 (cpp_options): Ditto.
22218 (default_compilers): Ditto.
22219 (display_help): Ditto.
22220 (process_command): Ditto.
22221 (do_spec_1): Ditto.
22222 (set_input): Use lbasename instead of duplicate code.
22223 (save_temps_prefix): New static for -save-temps=obj.
22224 (save_temps_length): Ditto.
22226 * doc/invoke.texi (-save-temps=obj): Document new variant to
22227 -save-temps switch.
22229 2009-04-02 Jeff Law <law@redhat.com>
22231 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
22234 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22236 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
22237 * configure: Regenerated.
22239 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22241 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
22242 share the argument list.
22244 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22248 2009-02-12 Diego Novillo <dnovillo@google.com>
22250 * varpool.c (debug_varpool): New.
22251 * cgraph.h (debug_varpool): Declare.
22253 2009-04-02 Jan Hubicka <jh@suse.cz>
22255 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
22258 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
22260 * config/i386/i386.c (ix86_abi): Move initialization to ...
22261 (override_options): Here.
22263 2009-04-02 Christian Bruel <christian.bruel@st.com>
22265 * config/sh/sh.c (sh_dwarf_register_span): New function.
22266 (TARGET_DWARF_REGISTER_SPAN): Define.
22267 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
22269 2009-04-02 Ira Rosen <irar@il.ibm.com>
22271 PR tree-optimization/39595
22272 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
22273 interleaved loads group is not greater than the SLP group size.
22275 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
22277 * builtins.c (is_builtin_name): New.
22278 (called_as_built_in): Use is_builtin_name.
22279 * tree.h (is_builtin_name): New.
22280 * varasm.c (incorporeal_function_p): Use is_builtin_name
22282 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
22284 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
22286 2009-04-02 Dodji Seketeli <dodji@redhat.com>
22289 * c-decl.c (clone_underlying_type): Move this ...
22290 * c-common.c (set_underlying_type): ... here.
22291 Also, make sure the function properly sets TYPE_STUB_DECL() on
22292 the newly created typedef variant type.
22293 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
22294 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
22297 2009-04-02 Richard Guenther <rguenther@suse.de>
22299 PR tree-optimization/37221
22300 * tree-flow.h (degenerate_phi_result): Declare.
22301 * tree-ssa-dom.c (degenerate_phi_result): Export.
22302 * tree-scalar-evolution.c (analyze_initial_condition): If
22303 the initial condition is defined by a degenerate PHI node
22304 use the degenerate value.
22306 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
22308 PR rtl-optimization/39588
22309 * combine.c (merge_outer_ops): Do not set the constant when this
22311 (simplify_shift_const_1): Do not modify it either in this case.
22313 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
22315 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
22316 tuning is deprecated if -mtune value is set to an Itanium1 variant.
22318 2009-04-01 Janis Johnson <janis187@us.ibm.com>
22321 * c-lex.c (interpret_float): Default (no suffix) is double.
22323 2009-04-1 Xinliang David Li <davidxl@google.com>
22325 * config/i386/i386.c (legitimate_constant_p): Recognize
22326 all one vector constant.
22328 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22330 * config/vax/vax.c: Add #includes to silence warnings.
22331 Change #include order to silence two warnings.
22333 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22335 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
22336 (ASM_SPEC): Pass -k to the assembler for PIC code.
22338 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22340 * config.gcc: Add vax-*-linux* to the switch.
22341 * config/vax/linux.h: New file. (TARGET_VERSION,
22342 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
22344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22346 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
22347 Use predicate macros instead of GET_CODE() == foo.
22348 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
22349 ashlsi3, rotrsi3, <unnamed>): Likewise.
22351 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22353 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
22354 jbbccihi, jbbccisi): Remova trailing whitespace.
22355 * config/vax/constraints.md: Likewise.
22356 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
22357 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
22358 * config/vax/predicates.md: Likewise.
22359 * config/vax/vax.c (print_operand_address, vax_output_int_move,
22360 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
22361 * config/vax/vax.h: Likewise.
22362 * config/vax/vax.md (nonlocal_goto): Likewise.
22364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22366 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
22367 (indirectable_address_p, adjacent_operands_p): Add spaces around
22369 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
22371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22373 * config/vax/vax.c (legitimate_constant_address_p,
22374 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
22375 index_term_p, reg_plus_index_p, legitimate_address_p,
22376 vax_mode_dependent_address_p): Update comments to match functions
22377 modified by the recent int->bool conversion.
22379 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22381 * config/vax/builtins.md: Update copyright message.
22382 * config/vax/constraints.md: Likewise.
22383 * config/vax/netbsd-elf.h: Likewise.
22384 * config/vax/predicates.md: Likewise.
22385 * config/vax/vax-protos.h: Likewise.
22386 * config/vax/vax.c: Likewise.
22387 * config/vax/vax.h: Likewise.
22388 * config/vax/vax.md: Likewise.
22389 * config/vax/vax.opt: Likewise.
22391 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
22393 * config/vax/builtins.md (ffssi2, ffssi2_internal,
22394 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
22395 * config/vax/constraints.md (B, R): Likewise.
22396 * config/vax/predicates.md (external_memory_operand,
22397 nonimmediate_addsub_di_operand): Likewise.
22398 * config/vax/vax.c (vax_output_int_add): Likewise.
22399 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
22400 untyped_call): Likewise.
22402 2009-04-01 Matt Thomas <matt@3am-software.com>
22404 * config/vax/predicates.md: New file.
22405 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
22406 external_const_operand, nonsymbolic_operand, external_memory_operand,
22407 indirect_memory_operand, indexed_memory_operand,
22408 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
22409 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
22411 * config/vax/constraints.md: New file.
22412 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
22414 * config/vax/builtins.md: New file.
22415 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
22416 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
22418 * config/vax/vax.opt (mqmath): Add option.
22419 * config/vax/vax.md (isfx): Extend with DI.
22420 (VAXintQH, VAXintQHSD): Define.
22421 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
22422 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
22423 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
22424 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
22425 (movdi): Update constraints and use vax_output_int_move().
22426 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
22427 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
22428 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
22429 nonlocal_goto): New.
22430 (mov<mode>): Extend accepted operand types.
22431 (subdi3_old): Rename from subdi3, change update constraints and use
22432 a new implementation.
22433 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
22434 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
22435 MOVE_RATIO, CLEAR_RATIO): Define.
22436 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
22437 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
22438 (PRINT_OPERAND): Redefine using a function instead of inlined code.
22439 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
22440 (split_quadword_operands): Make static and really allow variable
22442 (print_operand_address): Update for PIC generation.
22443 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
22444 indexable_address_p, fixup_mathdi_operand,
22445 vax_expand_addsub_di_operands, adjacent_operands_p): New.
22446 (vax_float_literal, legitimate_constant_p,
22447 indirectable_constant_address_p, index_term_p,
22448 reg_plus_index_p): Return bool instead of int.
22449 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
22451 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
22453 (vax_output_conditional_branch): Indent.
22454 (legitimate_constant_address_p, indirectable_constant_address_p,
22455 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
22456 vax_mode_dependent_address_p): Return bool instead of int, update for
22458 * config/vax/vax-protos.h (legitimate_constant_address_p,
22459 legitimate_constant_p, legitimate_address_p,
22460 vax_mode_dependent_address_p): Change declaration to bool.
22461 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
22462 vax_expand_addsub_di_operands, vax_output_int_subtract,
22463 vax_output_movmemsi): Declare.
22464 (split_quadword_operands, vax_float_literal): Delete declaration.
22465 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
22466 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
22467 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
22468 ASM_OUTPUT_DWARF_PCREL): Define.
22469 (ASM_SPEC): Change definition to allow PIC generation.
22471 2009-04-01 Steve Ellcey <sje@cup.hp.com>
22473 * doc/sourcebuild.texi: Update front-end requirements.
22475 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22478 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
22479 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
22480 (booldi3_internal3): Use boolean_or_operator instead of
22483 2009-04-01 Joseph Myers <joseph@codesourcery.com>
22486 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
22487 declarator whose size is not an integer constant expression but
22488 folds to an integer constant, then treat it as a constant
22491 2009-04-01 Richard Guenther <rguenther@suse.de>
22493 * fold-const.c (fold_plusminus_mult_expr): Do not fold
22494 i * 4 + 2 to (i * 2 + 1) * 2.
22496 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22499 * c-parser.c (c_parser_asm_statement): Skip until close paren and
22500 return if c_parser_asm_string_literal returned NULL.
22502 2009-04-01 Nick Clifton <nickc@redhat.com>
22504 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
22506 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
22507 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
22508 other typedefs to avoid conflicts with libgcc2.c. Define labels
22509 to gain 16-bit bit-manipulation functions from libgcc2.c and then
22511 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
22512 to gain 16-bit trapping arithmetic functions from libgcc2.c and
22515 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
22517 * varasm.c (default_function_rodata_section): Declare DOT as
22520 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
22521 Andrey Galkin <agalkin@hypercom.com>
22524 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
22525 Make object_name unique for each process.
22527 2009-04-01 Jakub Jelinek <jakub@redhat.com>
22530 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
22531 addressable variables in the parallel that could go out of scope while
22532 running queued tasks.
22534 2009-04-01 Anatoly Sokolov <aesok@post.ru>
22536 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
22537 (CASE_VALUES_THRESHOLD): Redefine.
22538 * config/avr/avr.c (avr_override_options): Remove initialization of
22539 avr_case_values_threshold variable.
22540 (avr_case_values_threshold): Remove variable. Add new function.
22541 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
22542 * config/avr/avr.opt (mno-tablejump): Remove option.
22543 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
22545 2009-04-01 DJ Delorie <dj@redhat.com>
22547 * varasm.c (default_function_rodata_section): Don't assume
22548 anything about where the first '.' in the section name is.
22550 2009-04-01 Alan Modra <amodra@bigpond.net.au>
22552 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
22553 rs6000_emit_stack_tie.
22555 2009-03-31 Ian Lance Taylor <iant@google.com>
22557 * tree-eh.c (tree_remove_unreachable_handlers): Compare
22558 gimple_code with GIMPLE_RESX, not RESX.
22560 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22562 * c-common.c (c_get_ident): New.
22563 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
22565 2009-04-01 Ben Elliston <bje@au.ibm.com>
22567 * config/rs6000/sysv4.opt (msdata): Improve option description.
22569 2009-03-31 Steve Ellcey <sje@cup.hp.com>
22571 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
22572 (divdf3_internal_lat): Remove.
22573 (divxf3_internal_lat): Remove.
22574 (divxf3_internal_thr): Remove.
22575 (divxf): Use divxf3_internal.
22576 * config/ia64/div.md (divsf3_internal_lat): New.
22577 (divdf3_internal_lat): New.
22578 (divxf3_internal): New.
22580 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22583 * Makefile.in (USE_GCC_STDINT): Define.
22584 (stmp-int-hdrs): Install stdint.h if applicable.
22585 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
22587 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
22588 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
22589 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22590 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22591 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22592 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22593 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22594 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22595 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22596 (c_common_nodes_and_builtins): Initialize
22597 underlying_wchar_type_node. Do not initialize
22598 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
22599 nodes for new types.
22600 (c_stddef_cpp_builtins): Define macros for new types.
22601 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
22603 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
22604 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
22605 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
22606 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
22607 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
22608 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
22609 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
22610 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
22611 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
22612 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
22613 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
22614 int16_type_node, int32_type_node, int64_type_node,
22615 uint8_type_node, uint16_type_node, c_uint32_type_node,
22616 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
22617 int_least32_type_node, int_least64_type_node,
22618 uint_least8_type_node, uint_least16_type_node,
22619 uint_least32_type_node, uint_least64_type_node,
22620 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
22621 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
22622 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
22623 uintptr_type_node): Define.
22624 * c-cppbuiltin.c (builtin_define_constants,
22625 builtin_define_type_minmax): New.
22626 (builtin_define_stdint_macros): Define more macros.
22627 (c_cpp_builtins): Define more limit macros.
22628 (type_suffix): New.
22629 (builtin_define_type_max): Define in terms of
22630 builtin_define_type_minmax. Remove is_long parameter. All
22632 * config.gcc (use_gcc_stdint): Define.
22633 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
22634 Add newlib-stdint.h for generic targets.
22635 * config/glibc-stdint.h, config/newlib-stdint.h,
22636 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
22637 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
22638 * config/score/score.h (UINTPTR_TYPE): Define.
22639 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22640 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22641 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22642 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22643 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22644 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22645 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22646 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22647 * config/spu/spu.h (STDINT_LONG32): Define.
22648 * configure.ac (use_gcc_stdint): Substitute.
22649 * configure: Regenerate.
22650 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
22651 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
22652 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
22653 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
22654 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
22655 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
22656 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
22657 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
22658 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
22659 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
22660 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
22661 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
22662 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
22663 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
22664 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
22665 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
22666 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
22667 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
22668 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
22669 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
22670 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
22671 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
22672 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
22673 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22674 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22675 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22676 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22677 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22678 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
22680 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
22682 * loop-iv.c (suitable_set_for_replacement): Renamed from
22683 simplify_using_assignment; changed to return bool and to accept new
22684 args DEST and SRC. Return true iff we find a source/destination pair
22685 that can be used to make a replacement, and fill SRC and DEST if so.
22686 Remove arg ALTERED. Don't deal with altered regs here. All callers
22688 (simplify_using_initial_values): Deal with altered regs here and track
22689 more precisely the effect they have on the validity of our expression.
22691 * loop-iv.c (simplify_using_condition): A condition of the form
22692 (EQ REG CONST) can be used to simply make a substitution.
22693 (simplify_using_initial_values): Keep track of conditions we have seen
22694 and keep using them to simplify new expressions, while applying the
22695 same substitutions to them as to the expression.
22697 * simplify-rtx.c (simplify_relational_operation_1): Simplify
22698 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
22701 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
22702 changed. Use this when trying to improve the upper bound.
22703 Generate the comparison by using simplify_gen_relational.
22705 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
22707 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
22709 (simplify_using_assignment, simplify_using_initial_values): Call
22710 replace_in_expr to make replacements. Call replace_single_def_regs
22711 once on the initial version of the expression.
22713 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22716 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
22718 2009-03-31 Richard Guenther <rguenther@suse.de>
22720 PR middle-end/31029
22721 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
22722 equality comparisons. Fold C - X CMP X if C % 2 == 1.
22724 2009-03-31 Richard Guenther <rguenther@suse.de>
22726 * tree.h (div_if_zero_remainder): Declare.
22727 * fold-const.c (div_if_zero_remainder): Export.
22728 * tree-ssa-forwprop.c
22729 (forward_propagate_addr_into_variable_array_index): Handle
22730 constant array index addition outside of the variable index.
22732 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22735 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
22736 define_splits, floatunssi<mode>2): Require x87 conversions from
22737 DImode to be permitted.
22739 2009-03-31 Joseph Myers <joseph@codesourcery.com>
22741 PR preprocessor/15638
22742 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
22744 2009-03-31 Richard Guenther <rguenther@suse.de>
22746 PR middle-end/23401
22747 PR middle-end/27810
22748 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
22749 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
22750 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
22751 a separate statement.
22752 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
22753 (lookup_tmp_var): Likewise.
22754 (is_gimple_formal_tmp_or_call_rhs): Remove.
22755 (is_gimple_reg_or_call_rhs): Rename to ...
22756 (is_gimple_reg_rhs_or_call): ... this.
22757 (is_gimple_mem_or_call_rhs): Rename to ...
22758 (is_gimple_mem_rhs_or_call): ... this.
22759 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
22760 DECL_GIMPLE_REG_P only if is_formal is true.
22761 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
22762 for non-proper post-modify expression gimplification.
22763 (gimplify_self_mod_expr): For post-modify expressions gimplify
22764 the lvalue to a minimal lvalue.
22765 (rhs_predicate_for): Remove formal temp case.
22766 (gimplify_modify_expr_rhs): Likewise.
22767 (gimplify_addr_expr): Use is_gimple_reg.
22768 (gimplify_expr): Remove formal temp cases.
22769 (gimple_regimplify_operands): Likewise.
22770 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
22771 and FILTER_EXPR like constants.
22772 * gimple.c (walk_gimple_op): Fix val_only initialization, use
22774 (is_gimple_formal_tmp_rhs): Remove.
22775 (is_gimple_reg_rhs): Remove special casing.
22776 (is_gimple_mem_rhs): Fix.
22777 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
22778 (is_gimple_formal_tmp_var): Remove.
22779 (is_gimple_formal_tmp_reg): Likewise.
22780 (is_gimple_min_lval): Allow invariant component ref parts.
22781 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
22782 is_gimple_formal_tmp_reg): Remove declarations.
22783 * tree-cfg.c (verify_expr): Verify that variables with address
22784 taken do not have DECL_GIMPLE_REG_P set.
22785 * tree-mudflap.c (mf_build_check_statement_for): Use
22786 force_gimple_operand instead of gimplify_expr.
22788 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
22790 * modulo-sched.c (sms_schedule_by_order): Pass the actual
22791 schedulable rows to compute_split_row.
22793 2009-03-31 Ben Elliston <bje@au.ibm.com>
22796 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
22799 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22801 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
22802 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
22803 * configure: Regenerate.
22804 * config.in: Regenerate.
22805 * config/rs6000/rs6000.opt (mtls-markers): Add.
22806 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
22807 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
22808 (tls_ld_aix, tls_ld_sysv): Likewise.
22809 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
22810 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
22812 2009-03-31 Alan Modra <amodra@bigpond.net.au>
22814 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
22816 2009-03-30 Jan Hubicka <jh@suse.cz>
22818 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22820 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22821 detection and label handling.
22823 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22825 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22826 left_conflicts_size.
22827 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22828 ALLOCNO_LEFT_CONFLICTS_SIZE.
22830 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22831 remove_allocno_from_bucket_and_push,
22832 allocno_spill_priority_compare, push_allocnos_to_stack,
22833 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22834 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22835 (setup_allocno_left_conflicts_num): Ditto. Rename to
22836 setup_allocno_left_conflicts_size.
22837 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22838 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22839 setup_allocno_left_conflicts_size instead of
22840 setup_allocno_left_conflicts_num.
22842 * ira-build.c (ira_create_allocno): Use
22843 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22844 ALLOCNO_LEFT_CONFLICTS_NUM.
22846 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22848 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22849 instead of DF_LR_OUT.
22851 * ira-lives.c (process_bb_node_lives): Ditto.
22853 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22854 instead of DF_LR_{OUT,IN}.
22856 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22858 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22860 2009-03-30 Jan Hubicka <jh@suse.cz>
22862 * except.c (label_to_region_map): Fix thinko.
22864 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22866 PR middle-end/38237
22867 * tree.h (tree_find_value): New declaration.
22868 * tree.c (tree_find_value): New function.
22869 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22871 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22874 * c-decl.c (struct c_binding): Add locus field.
22875 (bind): Add locus argument, set locus field from it.
22876 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22877 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22878 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22879 implicitly_declare, undeclared_variable, lookup_label,
22880 declare_label, c_make_fname_decl, c_builtin_function,
22881 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22884 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22887 * config/i386/i386.c (classify_argument): Check total size of
22890 2009-03-30 Martin Jambor <mjambor@suse.cz>
22892 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22893 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22894 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22897 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22898 seen_variable_array_ref while also traversing a union.
22900 * tree-inline.c (optimize_inline_calls): Do not call
22901 cgraph_node_remove_callees.
22902 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22903 (pass_remove_cgraph_callee_edges): New variable.
22904 * passes.c (init_optimization_passes): Add
22905 pass_remove_cgraph_callee_edges after early inlining and before all
22906 late intraprocedural passes.
22908 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22912 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22913 Fix typos in names.
22915 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22917 * combine.c (simplify_comparison): Use have_insn_for.
22918 * dojump.c (do_jump): Likewise.
22920 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22922 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22923 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22924 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22925 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22926 instead of sparc_compare_emitted.
22927 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22928 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22929 instead of sparc_compare_emitted.
22931 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22933 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22934 enter/exit cfglayout mode.
22935 (pass_partition_block): Require it.
22936 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22937 (combine_instructions): Track basic blocks instead of labels.
22938 (update_cfg_for_uncondjump): New.
22939 (try_combine): Use it. Update jumps after rescanning.
22940 (pass_combine): Require PROP_cfglayout.
22941 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22943 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22945 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22946 Provide/destroy PROP_cfglayout respectively.
22947 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22948 * tree-pass.h (PROP_cfglayout): New.
22950 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22952 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22953 fold_convert_const_fixed_from_fixed,
22954 fold_convert_const_fixed_from_int,
22955 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22956 set TREE_CONSTANT_OVERFLOW.
22957 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22958 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22960 2009-03-30 Ira Rosen <irar@il.ibm.com>
22962 * tree-vect-loop-manip.c: New file.
22963 * tree-vectorizer.c: Update documentation and included files.
22964 (vect_loop_location): Make extern.
22965 (rename_use_op): Move to tree-vect-loop-manip.c
22966 (rename_variables_in_bb, rename_variables_in_loop,
22967 slpeel_update_phis_for_duplicate_loop,
22968 slpeel_update_phi_nodes_for_guard1,
22969 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22970 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22971 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22972 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22973 find_loop_location): Likewise.
22974 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22975 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22976 get_vectype_for_scalar_type, vect_is_simple_use,
22977 supportable_widening_operation, supportable_narrowing_operation):
22979 (bb_in_loop_p): Move to tree-vect-loop.c.
22980 (new_loop_vec_info, destroy_loop_vec_info,
22981 reduction_code_for_scalar_code, report_vect_op,
22982 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22983 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22984 (vect_supportable_dr_alignment): Likewise.
22985 * tree-vectorizer.h (tree-data-ref.h): Include.
22986 (vect_loop_location): Declare.
22987 Reorganize function declarations according to the new file structure.
22988 * tree-vect-loop.c: New file.
22989 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22990 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22991 * tree-vect-data-refs.c: New file.
22992 * tree-vect-patterns.c (timevar.h): Don't include.
22993 * tree-vect-stmts.c: New file.
22994 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22995 tree-vect-slp.c, tree-vect-loop.c.
22996 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22997 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22998 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22999 (tree-vect-analyze.o): Remove.
23000 (tree-vect-transform.o): Likewise.
23001 (tree-vect-data-refs.o): Add rule.
23002 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
23003 tree-vect-slp.o): Likewise.
23004 (tree-vect-patterns.o): Remove redundant dependencies.
23005 (tree-vectorizer.o): Likewise.
23006 * tree-vect-slp.c: New file.
23008 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23010 * optc-gen.awk: Warn if an option flag has multiple different
23013 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
23015 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
23016 -floop-block): Document dependences on PPL, CLooG and Graphite.
23018 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23020 PR rtl-optimization/323
23021 * c-common.c (c_fully_fold, convert_and_check,
23022 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
23023 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
23024 * c-common.def (EXCESS_PRECISION_EXPR): New.
23025 * c-cppbuiltin.c (builtin_define_float_constants): Define
23026 constants with enough digits for long double.
23027 * c-lex.c (interpret_float): Interpret constant with excess
23028 precision where appropriate.
23029 * c-opts.c (c_common_post_options): Set
23030 flag_excess_precision_cmdline. Give an error for
23031 -fexcess-precision=standard for C++ for processors where the
23032 option is significant.
23033 * c-parser.c (c_parser_conditional_expression): Handle excess
23034 precision in condition.
23035 * c-typeck.c (convert_arguments): Handle arguments with excess
23037 (build_unary_op): Move excess precision outside operation.
23038 (build_conditional_expr): Likewise.
23039 (build_compound_expr): Likewise.
23040 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
23041 (build_modify_expr): Handle excess precision in RHS.
23042 (convert_for_assignment): Handle excess precision in converted
23044 (digest_init, output_init_element, process_init_element): Handle
23045 excess precision in initializer.
23046 (c_finish_return): Handle excess precision in return value.
23047 (build_binary_op): Handle excess precision in operands and add
23048 excess precision as needed for operation.
23049 * common.opt (-fexcess-precision=): New option.
23050 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
23051 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
23052 For standard excess precision, output explicit conversion to and
23053 truncation from XFmode.
23054 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
23055 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
23056 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
23057 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
23058 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
23059 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
23060 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
23061 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
23062 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
23063 define_splits, sqrt<mode>2): Disable where appropriate for
23064 standard excess precision.
23065 * convert.c (convert_to_real): Do not shorten arithmetic to type
23066 for which excess precision would be used.
23067 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
23068 * doc/invoke.texi (-fexcess-precision=): Document option.
23069 (-mfpmath=): Correct index entry.
23070 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
23071 flag_excess_precision): New.
23072 * langhooks.c (lhd_post_options): Set
23073 flag_excess_precision_cmdline.
23074 * opts.c (common_handle_option): Handle -fexcess-precision=.
23075 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
23076 init_excess_precision): New.
23077 (lang_dependent_init_target): Call init_excess_precision.
23078 * tree.c (excess_precision_type): New.
23079 * tree.h (excess_precision_type): Declare.
23081 2009-03-30 Joseph Myers <joseph@codesourcery.com>
23084 * c-typeck.c (build_component_ref): Do not copy qualifiers from
23085 non-lvalue to component.
23087 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23089 PR preprocessor/34695
23090 * Makefile.in (c-opts.o): Depend on c-tree.h.
23091 * c-common.c: Move down include of diagnostic.h.
23092 (done_lexing, c_cpp_error): New.
23093 * c-common.h (done_lexing): Declare.
23094 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
23096 * c-opts.c: Include c-tree.h.
23097 (c_common_init_options): Set preprocessor error callback.
23098 (c_common_handle_option): Do not set preprocessor
23099 inhibit_warnings, warnings_are_errors, warn_system_headers,
23100 pedantic_errors or inhibit_warnings flags.
23101 (c_common_post_options): Do not check cpp_errors (parse_in).
23102 (c_common_finish): Do not output dependencies if there were
23103 errors. Do not check return value of cpp_finish.
23104 * c-ppoutput.c (pp_file_change): Set input_location.
23105 * c-tree.h (c_cpp_error): Declare.
23106 * diagnostic.c (diagnostic_set_info_translated): Also initialize
23108 (diagnostic_build_prefix): Check override_column.
23109 * diagnostic.h (diagnostic_info): Add override_column field.
23110 (diagnostic_override_column): Define.
23112 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
23114 * c-common.c (c_expand_expr, c_staticp): Remove.
23115 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
23116 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
23117 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
23118 * c-gimplify.c (gimplify_compound_literal_expr,
23119 optimize_compound_literals_in_ctor): Remove.
23120 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
23121 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
23122 * c-semantics.c (emit_local_var): Remove.
23124 * langhooks-def.h (lhd_expand_expr): Remove.
23125 * langhooks.c (lhd_expand_expr): Remove.
23126 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
23128 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
23129 handling from c-semantics.c; don't call into langhook.
23130 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
23131 * gimplify.c (gimplify_compound_literal_expr,
23132 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
23133 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
23134 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
23135 as was done in c-gimplify.c.
23136 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
23137 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
23138 Move from c-common.h.
23139 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
23141 * tree.c (staticp): Do not call langhook.
23142 * langhooks.c (lhd_staticp): Delete.
23143 * langhooks-def.h (lhd_staticp): Delete prototype.
23144 (LANG_HOOKS_STATICP): Delete.
23145 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
23147 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
23148 instead of DECL_STMTs.
23150 2009-03-29 Joseph Myers <joseph@codesourcery.com>
23158 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
23160 (fold_call_expr): Return a NOP_EXPR from folding rather than the
23161 contained expression.
23162 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
23163 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
23164 conditional expressions for C.
23165 (decl_constant_value_for_optimization): Move from
23166 decl_constant_value_for_broken_optimization in c-typeck.c. Check
23167 whether optimizing and that the expression is a VAR_DECL not of
23168 array type instead of doing such checks in the caller. Do not
23169 check pedantic. Call gcc_unreachable for C++.
23170 * c-common.def (C_MAYBE_CONST_EXPR): New.
23171 * c-common.h (c_fully_fold, c_save_expr,
23172 decl_constant_value_for_optimization): New prototypes.
23173 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23174 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23175 EXPR_INT_CONST_OPERANDS): Define.
23176 * c-convert.c (convert): Strip nops from expression.
23177 * c-decl.c (groktypename): Take extra parameters expr and
23178 expr_const_operands. Update call to grokdeclarator.
23179 (start_decl): Update call to grokdeclarator. Add statement for
23180 expressions used in type of decl.
23181 (grokparm): Update call to grokdeclarator.
23182 (push_parm_decl): Update call to grokdeclarator.
23183 (build_compound_literal): Add parameter non_const and build a
23184 C_MAYBE_COSNT_EXPR if applicable.
23185 (grokdeclarator): Take extra parameters expr and
23186 expr_const_operands. Track expressions used in declaration
23187 specifiers and declarators. Fold array sizes and track whether
23188 they are constant expressions and whether they are integer
23189 constant expressions.
23190 (parser_xref_tag): Set expr and expr_const_operands fields in
23192 (grokfield): Update call to grokdeclarator.
23193 (start_function): Update call to grokdeclarator.
23194 (build_null_declspecs): Set expr and expr_const_operands fields in
23196 (declspecs_add_type): Handle expressions in typeof specifiers.
23197 * c-parser.c (c_parser_declspecs): Set expr and
23198 expr_const_operands fields for declaration specifiers.
23199 (c_parser_enum_specifier): Likewise.
23200 (c_parser_struct_or_union_specifier): Likewise.
23201 (c_parser_typeof_specifier): Likewise. Update call to
23202 groktypename. Fold expression as needed. Return expressions with
23203 type instead of adding statements.
23204 (c_parser_attributes): Update calls to c_parser_expr_list.
23205 (c_parser_statement_after_labels): Fold expression before passing
23206 to objc_build_throw_stmt.
23207 (c_parser_condition): Fold expression.
23208 (c_parser_asm_operands): Fold expression.
23209 (c_parser_conditional_expression): Use c_save_expr. Update call
23210 to build_conditional_expr.
23211 (c_parser_alignof_expression): Update call to groktypename.
23212 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
23213 original_code. Fold expression argument of va_arg. Create
23214 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
23215 argument to va_arg. Update calls to groktypename. Fold array
23216 index for offsetof. Verify that first argument to
23217 __builtin_choose_expr has integer type.
23218 (c_parser_postfix_expression_after_paren_type): Update calls to
23219 groktypename and build_compound_literal. Handle expressions with
23220 side effects in type name.
23221 (c_parser_postfix_expression_after_primary): Update call to
23222 c_parser_expr_list. Set original_code for calls to
23223 __builtin_constant_p.
23224 (c_parser_expr_list): Take extra parameter fold_p. Fold
23225 expressions if requested.
23226 (c_parser_objc_type_name): Update call to groktypename.
23227 (c_parser_objc_synchronized_statement): Fold expression.
23228 (c_parser_objc_receiver): Fold expression.
23229 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
23230 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
23231 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
23232 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
23233 (struct c_typespec): Add elements expr and expr_const_operands.
23234 (struct c_declspecs): Add elements expr and expr_const_operands.
23235 (groktypename, build_conditional_expr, build_compound_literal):
23237 (in_late_binary_op): Declare.
23238 * c-typeck.c (note_integer_operands): New function.
23239 (in_late_binary_op): New variable.
23240 (decl_constant_value_for_broken_optimization): Move to c-common.c
23241 and rename to decl_constant_value_for_optimization.
23242 (default_function_array_conversion): Do not strip nops.
23243 (default_conversion): Do not call
23244 decl_constant_value_for_broken_optimization.
23245 (build_array_ref): Do not fold result.
23246 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
23247 result when operand is a VLA.
23248 (c_expr_sizeof_type): Update call to groktypename. Handle
23249 expressions included in type name. Use C_MAYBE_CONST_EXPR for
23250 result when operand names a VLA type.
23251 (build_function_call): Update call to build_compound_literal.
23252 Only fold result for calls to __builtin_* functions. Strip
23253 NOP_EXPR from INTEGER_CST returned from such functions. Fold
23254 the function designator.
23255 (convert_arguments): Fold arguments. Update call to
23256 convert_for_assignment.
23257 (build_unary_op): Handle increment and decrement of
23258 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
23259 decrement earlier. Fold operand of increment and decrement.
23260 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
23261 built for integer operand. Wrap returns that are INTEGER_CSTs
23262 without being integer constant expressions or that have integer
23263 constant operands without being INTEGER_CSTs.
23264 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
23265 (build_conditional_expr): Add operand ifexp_bcp. Track whether
23266 result is an integer constant expression or can be used in
23267 unevaluated parts of one and avoid folding and wrap as
23268 appropriate. Fold operands before possibly doing -Wsign-compare
23270 (build_compound_expr): Wrap result for C99 if operands can be used
23271 in integer constant expressions.
23272 (build_c_cast): Update call to digest_init. Do not ignore
23273 overflow from casting floating-point constants to integers. Wrap
23274 results that could be confused with integer constant expressions,
23275 null pointer constants or floating-point constants.
23276 (c_cast_expr): Update call to groktypename. Handle expressions
23277 included in type name.
23278 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
23279 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
23280 Update calls to convert_for_assignment.
23281 (convert_for_assignment): Take new parameter
23282 null_pointer_constant. Do not strip nops or call
23283 decl_constant_value_for_broken_optimization. Set
23284 in_late_binary_op for conversions to boolean.
23285 (store_init_value): Update call to digest_init.
23286 (digest_init): Take new parameter null_pointer_constant. Do not
23287 call decl_constant_value_for_broken_optimization. pedwarn for
23288 initializers not constant expressions. Update calls to
23289 convert_for_assignment.
23290 (constructor_nonconst): New.
23291 (struct constructor_stack): Add nonconst element.
23292 (really_start_incremental_init, push_init_level, pop_init_level):
23293 Handle constructor_nonconst and nonconst element.
23294 (set_init_index): Call constant_expression_warning for array
23296 (output_init_element): Fold value. Set constructor_nonconst as
23297 applicable. pedwarn for initializers not constant expressions.
23298 Update call to digest_init. Call constant_expression_warning
23299 where constant initializers are required.
23300 (process_init_element): Use c_save_expr.
23301 (c_finish_goto_ptr): Fold expression.
23302 (c_finish_return): Fold return value. Update call to
23303 convert_for_assignment.
23304 (c_start_case): Fold switch expression.
23305 (c_process_expr_stmt): Fold expression.
23306 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
23307 ensure statement expression is not evaluated in constant expression.
23308 (build_binary_op): Track whether results are integer constant
23309 expressions or may occur in such, disable folding and wrap results
23310 as applicable. Fold operands for -Wsign-compare warnings unless
23312 (c_objc_common_truthvalue_conversion): Handle results folded to
23313 integer constants that are not integer constant expressions.
23314 * doc/extend.texi: Document when typeof operands are evaluated,
23315 that condition of __builtin_choose_expr is an integer constant
23316 expression, and more about use of __builtin_constant_p in
23319 2009-03-29 Richard Guenther <rguenther@suse.de>
23321 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
23322 propagate addresses of array references.
23324 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
23326 * regmove.c (perhaps_ends_bb_p): Remove.
23327 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
23328 from INSN and check that the main loop stays within that basic block.
23329 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
23330 (regmove_forward_pass): Split out from regmove_optimize. Use
23331 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
23332 (regmove_backward_pass): Split out from regmove_optimize. Use
23333 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
23334 (regmove_optimize): Simplify.
23336 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23339 * config/i386/i386.c (classify_argument): Ignore flexible array
23340 member in struct and warn ABI change.
23342 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
23344 * config/i386/i386-protos.h (ix86_agi_dependent): New.
23346 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
23347 (ix86_adjust_cost): Updated.
23349 2009-03-29 Jan Hubicka <jh@suse.cz>
23351 PR middle-end/28850
23352 * tree-pass.h (pass_cleanup_eh): New function.
23353 (remove_unreachable_regions): Break code handling RTL
23354 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
23355 that can not be reached by runtime.
23356 (can_be_reached_by_runtime): New function.
23357 (label_to_region_map): New function.
23358 (num_eh_regions): New function.
23359 (rtl_remove_unreachable_regions): New function.
23360 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
23361 (remove_eh_region): New function.
23362 * except.h: Include sbitmap and vecprim.
23363 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
23364 num_eh_regions): Declare.
23365 * passes.c (init_optimization_passes): Schedule cleanup_eh.
23366 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
23367 * tree-eh.c (tree_remove_unreachable_handlers): New function.
23368 (tree_empty_eh_handler_p): New function.
23369 (cleanup_empty_eh): New function.
23370 (cleanup_eh): New function.
23371 (pass_cleanup_eh): New function.
23373 2009-03-29 Jan Hubicka <jh@suse.cz>
23375 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
23376 for removed regions.
23378 2009-03-29 Jan Hubicka <jh@suse.cz>
23380 * except.c (dump_eh_tree): Dump all datastructures.
23382 2009-03-29 Jan Hubicka <jh@suse.cz>
23384 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
23385 (duplicate_eh_regions_1): Likewise.
23386 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
23387 vector; call EH verification.
23388 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23389 Be ready for region being removed.
23391 2009-03-29 Jan Hubicka <jh@suse.cz>
23393 * bitmap.c (bitmap_last_set_bit): New function.
23394 * bitmap.h (bitmap_last_set_bit): Declare.
23396 2009-03-29 David Ayers <ayers@fsfe.org>
23399 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
23400 by calling objc_compare_types and surpress warnings about
23401 incompatible C pointers that are compatible ObjC pointers.
23403 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
23405 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
23406 call initialize_inline_failed.
23407 (initialize_inline_failed): Move it from here ...
23408 * cgraph.c (initialize_inline_failed): ... to here.
23409 (cgraph_create_edge): Call initialize_inline_failed rather than
23410 setting inline_failed directly.
23412 2009-03-29 Ben Elliston <bje@au.ibm.com>
23415 * sysv4.opt (msdata): Improve comment.
23416 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
23417 * sysv4.h (SVR4_ASM_SPEC): Likewise.
23419 2009-03-29 Ben Elliston <bje@au.ibm.com>
23422 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
23423 load and store attributes.
23425 2009-03-29 Ben Elliston <bje@au.ibm.com>
23427 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
23428 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
23429 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
23430 * doc/extend.texi (X86 Built-in Functions): Add index entries for
23431 __builtin_infq and __builtin_huge_valq.
23433 2009-03-28 Anatoly Sokolov <aesok@post.ru>
23435 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
23437 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23438 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
23440 2009-03-28 Xinliang David Li <davidxl@google.com>
23442 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
23443 (do_dbg_cnt): New function.
23445 2009-03-28 Jan Hubicka <jh@suse.cz>
23447 Merge from pretty-ipa:
23449 2009-03-27 Jan Hubicka <jh@suse.cz>
23451 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23452 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
23453 * passes.c (function_called_by_processed_nodes_p): New.
23454 * ipa-pure-const.c (check_call): Fix handling of operands.
23455 (analyze_function): Dump debug output for skipped bodies.
23456 (local_pure_const): Use function_called_by_processed_nodes_p.
23457 * dwarf2out.c (reference_to_unused): Use output.
23458 * passes.c (do_per_function_toporder): Likewise.
23460 2008-11-12 Jan Hubicka <jh@suse.cz>
23462 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
23463 * ipa-pure-const.c (funct_state_d): Add can throw field; make
23464 state_set_in_source enum
23465 (check_decl): Ignore memory tags; do not set fake looping flags;
23467 (check_operand, check_tree, check_rhs_var, check_lhs_var,
23468 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
23469 (check_call, analyze_function): Rewrite.
23471 (add_new_function): Update call of analyze_function.
23472 (generate_summary): Add call of analyze_function.
23473 (propagate): Propagate can_throw; handle state_set_in_source correctly.
23474 (local_pure_const): New function.
23475 (pass_local_pure_const): New pass.
23476 * ipa-inline.c (inline_transform): Set after_inlining.
23477 * tree-eh.c (stmt_can_throw_external): New.
23478 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
23479 work with aliasing built.
23480 * tree-flow.h (stmt_can_throw_external): New.
23481 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
23482 and local pure/const pass in early and late optimization queue.
23484 2009-03-28 Martin Jambor <mjambor@suse.cz>
23486 * fold-const.c (get_pointer_modulus_and_residue): New parameter
23488 (fold_binary): Allow function decl aligment consideration is the
23489 second argument is integer constant one.
23490 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
23491 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
23492 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
23494 2009-03-28 Jan Hubicka <jh@suse.cz>
23496 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
23497 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
23498 * function.h (rtl_data): Add nothrow flag.
23499 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
23500 set DECL_NOTHROW for AVAILABLE functions.
23502 2009-03-28 Jakub Jelinek <jakub@redhat.com>
23504 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
23505 following vector keyword has expansion starting with pixel or bool
23506 keyword, expand vector to __vector and pixel or bool to __pixel or
23510 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
23511 warn_if_disallowed_function_p): Removed.
23512 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
23513 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
23514 warning_if_disallowed_function_p.
23515 * flags.h (warn_if_disallowed_function_p,
23516 warn_disallowed_functions): Removed.
23517 * common.opt (Wdisallowed-function-list=): Removed.
23518 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
23520 2009-03-28 Richard Guenther <rguenther@suse.de>
23522 PR tree-optimization/38723
23523 * tree-ssa-pre.c (compute_avail): Add all default definitions to
23526 2009-03-28 Jan Hubicka <jh@suse.cz>
23528 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
23529 test introduced by my previous patch.
23531 2009-03-28 Richard Guenther <rguenther@suse.de>
23533 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
23534 the PHIs value undefined.
23536 2009-03-28 Jan Hubicka <jh@suse.cz>
23538 * tree-pass.h (pass_fixup_cfg): New pass.
23539 * ipa-inline.c (inline_transform): Set
23540 always_inline_functions_inlined/after_inlining.
23541 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
23542 (pass_fixup_cfg): New pass.
23543 * passes.c (init_optimization_passes): Add fixup_cfg.
23545 2009-03-28 Richard Guenther <rguenther@suse.de>
23547 PR tree-optimization/38458
23548 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
23549 argument use the arguments copy-of value.
23551 2009-03-28 Richard Guenther <rguenther@suse.de>
23553 PR tree-optimization/38180
23554 * tree-ssa-ccp.c (get_default_value): Simplify.
23555 (likely_value): Likewise.
23556 (surely_varying_stmt_p): Properly handle VOP case.
23557 (ccp_initialize): Likewise.
23558 (ccp_fold): Handle propagating through *&.
23559 (fold_const_aggregate_ref): Also handle decls.
23561 2009-03-28 Jan Hubicka <jh@suse.cz>
23563 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
23564 * cgraph.h (cgraph_node): Likewise.
23565 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
23566 (cgraph_reset_node): Use process flag.
23567 (cgraph_mark_functions_to_output): Likewise.
23568 (cgraph_expand_function): Likewise.
23569 (cgraph_expand_all_functions): Likewise.
23570 (cgraph_output_in_order): Likewise.
23571 * dwarf2out.c (reference_to_unused): Likewise.
23572 * passes.c do_per_function_toporder): Likewise.
23574 2009-03-28 Jan Hubicka <jh@suse.cz>
23576 Bring from lto-branch:
23578 2008-09-03 Doug Kwan <dougkwan@google.com>
23580 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
23581 enums instead of reason strings.
23582 * cgraph.c (cgraph_create_edge): Same.
23583 (cgraph_inline_failed_string): New function.
23584 * cgraph.h (cgraph_inline_failed_t): New enum type.
23585 (cgraph_inline_failed_string): New prototype.
23586 (struct cgraph_edge): Change type of INLINED_FAILED from constant
23587 char pointer to cgraph_inline_failed_t.
23588 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
23589 (cgraph_default_inline_p): Ditto.
23590 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
23591 to cgraph_inline_failed_t pointer.
23592 * cif-code.def: New file.
23593 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
23595 (cgraph_check_inline_limits): Change type of REASON to pointer to
23596 cgraph_inline_failed_t. Replace reason strings with enums.
23597 (cgraph_default_inline_p): Ditto.
23598 (cgraph_recursive_inlining_p): Ditto.
23599 (update_caller_keys): Change type of FAILED_REASON to
23600 cgraph_inline_failed_t.
23601 (cgraph_set_inline_failed): Change type of REASON to pointer to
23602 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
23603 convert enums to strings for text output.
23604 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
23605 to be of type cgraph_inline_failed_t. Replace reason strings with
23606 enums. Call cgraph_inline_failed_string to covert enums
23607 to strings for text output.
23608 (cgraph_decide_inlining): Replace reason strings with enums.
23609 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
23610 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
23612 * tree-inline.c (expand_call_inline): Change type of REASON
23613 to cgraph_inline_failed_t. Replace reason strings with enums.
23614 Call cgraph_inline_failed_string for text output.
23615 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
23618 2009-03-28 Jan Hubicka <jh@suse.cz>
23620 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
23621 cgraph_clone_node): Remove master clone handling.
23622 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23623 * cgraph.h (master_clone): Remove.
23624 (cgraph_is_master_clone, cgraph_master_clone): Remove.
23625 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
23626 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
23628 2009-03-28 Jan Hubicka <jh@suse.cz>
23630 * cgraph.c (cgraph_function_body_availability): Functions declared
23631 inline are always safe to assume that it is not going to be replaced.
23633 2009-03-28 Richard Guenther <rguenther@suse.de>
23635 PR tree-optimization/38513
23636 * tree-ssa-pre.c (eliminate): Remove redundant stores.
23637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
23638 EXC_PTR_EXPR and FILTER_EXPR.
23639 (get_ref_from_reference_ops): Likewise.
23641 2009-03-28 Richard Guenther <rguenther@suse.de>
23643 PR tree-optimization/38968
23644 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
23645 Use FLOOR_MOD_EXPR to compute misalignment.
23647 2009-03-28 Richard Guenther <rguenther@suse.de>
23649 PR tree-optimization/37795
23650 * tree.h (combine_comparisons): Declare.
23651 * fold-const.c (combine_comparisons): Export.
23652 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
23654 (ifcombine_iforif): Use combine_comparisons.
23656 2009-03-28 Jan Hubicka <jh@suse.cz>
23658 * tree-eh.c (inlinable_call_p): New function.
23659 (make_eh_edges): Use it.
23660 (verify_eh_edges): Use it.
23661 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
23662 * except.c (reachable_next_level): Add inlinable_function argument
23663 (sjlj_find_directly_reachable_regions): Update.
23664 (add_reachable_handler): Do not set saw_any_handlers.
23665 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
23666 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
23667 Add new inlinable call parameter.
23668 (can_throw_internal, can_throw_external): Update.
23669 * except.h (can_throw_internal_1, can_throw_external_1,
23670 foreach_reachable_handler): Update declaration.
23672 2009-03-28 Joseph Myers <joseph@codesourcery.com>
23674 * config/arm/t-arm-coff, config/h8300/coff.h,
23675 config/i386/i386-aout.h, config/i386/i386-coff.h,
23676 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
23677 config/pdp11/2bsd.h, config/rs6000/aix41.h,
23678 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
23679 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
23680 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
23681 sys-types.h: Remove.
23682 * Makefile.in: Remove protoize and fixproto support and references
23684 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
23685 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
23687 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
23688 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
23689 unprotoize$(exeext).
23690 (rest.encap): Don't depend on $(STMP_FIXPROTO)
23691 (.PHONY): Don't depend on proto.
23692 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
23693 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
23694 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
23695 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
23696 build/gen-protos.o, build/scan.o, xsys-protos.h,
23697 build/fix-header$(build_exeext), build/fix-header.o,
23698 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
23699 stmp-install-fixproto): Remove.
23700 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
23701 SYSCALLS.c or fixproto files.
23702 (install-common): Don't install protoize.
23703 (install-headers-tar, install-headers-cpio, install-headers-cp):
23704 Don't depend on $(STMP_FIXPROTO).
23705 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
23706 install fixproto files or write out fixproto settings.
23707 (uninstall): Don't uninstall protoize.
23708 * config.gcc (use_fixproto): Remove.
23709 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
23710 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
23711 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
23712 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
23713 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
23714 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
23715 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
23716 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
23717 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
23718 * config/t-vxworks (STMP_FIXPROTO): Remove.
23719 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
23720 STMP_FIXPROTO): Remove.
23721 * config.in, configure: Regenerate.
23722 * crtstuff.c (gid_t, uid_t): Don't undefine.
23723 * doc/install.texi: Change m68k-coff to m68k-elf in example.
23724 (arm-*-coff, arm-*-aout: Remove target entries.
23725 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
23726 Remove mention of AIX 4.1.
23727 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
23728 * doc/invoke.texi (Running Protoize): Remove.
23729 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
23730 (Protoize Caveats): Remove.
23731 * tsystem.h: Update comments on headers assumed to exist.
23733 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
23735 * genautomata.c: Add a new year to the copyright. Add a new
23737 (struct insn_reserv_decl): Add comments for member bypass_list.
23738 (find_bypass): Remove.
23739 (insert_bypass): New.
23740 (process_decls): Use insert_bypass.
23741 (output_internal_insn_latency_func): Output all bypasses with the
23742 same input insn in one switch case.
23744 * rtl.def (define_bypass): Describe bypass choice.
23745 * doc/md.texi (define_bypass): Ditto.
23747 2009-03-27 Richard Guenther <rguenther@suse.de>
23749 * gimplify.c (mark_addressable): Export.
23750 * tree-flow.h (mark_addressable): Declare.
23751 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
23752 * tree-ssa.c (verify_phi_args): Verify that address taken
23753 variables have TREE_ADDRESSABLE set.
23755 2009-03-27 Richard Guenther <rguenther@suse.de>
23757 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
23758 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
23759 Do not mark decls TREE_ADDRESSABLE.
23760 (build_fold_addr_expr): Adjust.
23761 (fold_addr_expr): Remove.
23762 (fold_unary): Use build_fold_addr_expr.
23763 (fold_comparison): Likewise.
23764 (split_address_to_core_and_offset): Likewise.
23765 * coverage.c (tree_coverage_counter_addr): Mark the array decl
23767 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
23768 (gimplify_modify_expr_to_memcpy): Mark source and destination
23770 * omp-low.c (create_omp_child_function): Mark the object decl
23772 (lower_rec_input_clauses): Mark the var we take the address of
23774 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
23776 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23778 PR middle-end/39315
23779 * cfgexpand.c (expand_one_stack_var_at): Change alignment
23780 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
23782 2009-03-27 Richard Guenther <rguenther@suse.de>
23784 PR tree-optimization/39120
23785 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
23787 (handle_lhs_call): Process return constraints. Add escape
23788 constraints if necessary.
23789 (handle_const_call): Fill out return constraints. Make nested
23790 case more precise. Avoid consttmp if possible.
23791 (handle_pure_call): Fill out return constraints. Avoid
23792 callused if possible.
23793 (find_func_aliases): Simplify call handling.
23795 2009-03-27 Richard Guenther <rguenther@suse.de>
23797 PR tree-optimization/39120
23798 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
23799 as a representative.
23800 (solve_graph): Do propagate CALLUSED.
23801 (handle_pure_call): Use a scalar constraint from CALLUSED for
23803 (find_what_p_points_to): CALLUSED shall not appear in poins-to
23806 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23809 * c-common.c (handle_aligned_attribute): Properly check alignment
23810 overflow. Use (1U << i) instead of (1 << i).
23812 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
23814 * expr.h (get_mem_align_offset): Updated.
23816 * tree.h (tree_decl_common): Change align to "unsigned int" and
23817 move it before pointer_alias_set.
23819 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23820 Jakub Jelinek <jakub@redhat.com>
23823 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23824 gr_register_operand with gr_reg_or_0_operand.
23825 (cmpxchg_rel_di): Likewise.
23826 (sync_lock_test_and_set<mode>): Likewise.
23828 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23830 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23831 (true_regnum): Likewise.
23833 * rtlanal.c (subreg_info): Moved to ...
23834 * rtl.h (subreg_info): Here. New.
23835 (subreg_get_info): New.
23837 * rtlanal.c (subreg_get_info): Make it extern.
23839 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23842 * config/i386/i386.c (ix86_abi): New.
23843 (override_options): Handle -mabi=.
23844 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23845 (ix86_call_abi_override): Likewise.
23846 (init_cumulative_args): Likewise.
23847 (function_arg_advance): Likewise.
23848 (function_arg_64): Likewise.
23849 (function_arg): Likewise.
23850 (ix86_pass_by_reference): Likewise.
23851 (ix86_function_value_regno_p): Likewise.
23852 (ix86_build_builtin_va_list_abi): Likewise.
23853 (setup_incoming_varargs_64): Likewise.
23854 (is_va_list_char_pointer): Likewise.
23855 (ix86_init_machine_status): Likewise.
23856 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23857 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23858 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23859 (ix86_function_abi): Make it static and return enum calling_abi.
23860 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23862 (ix86_fn_abi_va_list): Updated.
23864 * config/i386/i386.h (ix86_abi): New.
23865 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23866 (CONDITIONAL_REGISTER_USAGE): Likewise.
23867 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23868 (machine_function): Likewise.
23870 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23872 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23873 (STACK_BOUNDARY): Likewise.
23874 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23876 * config/i386/i386.opt (mabi=): New.
23878 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23879 return enum calling_abi.
23880 (ix86_function_type_abi): Likewise.
23881 (ix86_function_abi): Removed.
23883 * doc/invoke.texi: Document -mabi= option for x86.
23885 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23887 * builtins.c (real_dconstp): Delete.
23888 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23890 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23891 Jakub Jelinek <jakub@redhat.com>
23894 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23895 (gen_subprogram_die): When a function is explicit, generate the
23896 DW_AT_explicit attribute.
23897 * langhooks.h (struct lang_hooks_for_decls): Add
23898 function_decl_explicit_p langhook.
23899 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23900 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23902 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23904 * builtins.c (fold_builtin_memory_op): Optimize memmove
23905 into memcpy if we can prove source and destination don't overlap.
23907 * tree-inline.c: Include gt-tree-inline.h.
23908 (clone_fn_id_num): New variable.
23909 (clone_function_name): New function.
23910 (tree_function_versioning): Use it.
23911 * Makefile.in (GTFILES): Add tree-inline.c.
23913 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23915 * BASE-VER: Change to 4.5.0.
23917 2009-03-27 Xinliang David Li <davidxl@google.com>
23919 PR tree-optimization/39557
23920 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23922 2009-03-27 Xinliang David Li <davidxl@google.com>
23924 PR tree-optimization/39548
23925 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23928 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23930 * c-common.c (pointer_int_sum): Use %wd on return from
23933 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23935 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23936 on return from tree_low_cst.
23938 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23941 * ginclude/stdarg.h (va_copy): Define also for
23942 __GXX_EXPERIMENTAL_CXX0X__.
23944 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23947 * builtins.h (c_strlen): Do not warn here.
23948 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23949 * c-common.c (pointer_int_sum): Take an explicit location.
23950 Warn about offsets out of bounds.
23951 * c-common.h (pointer_int_sum): Adjust declaration.
23953 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23955 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23958 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23961 * opts.c (warn_if_disallowed_function_p): Don't assume
23962 get_callee_fndecl must return non-NULL.
23964 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23966 PR rtl-optimization/39522
23967 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23968 when reg_reloaded_valid is set.
23970 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23972 * config/spu/divv2df3.c: New file.
23973 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23974 (DPBIT_FUNCS): Filter out _div_df.
23976 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23978 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23979 a jump insn, count that jump in the distance to the loop start.
23981 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23984 * config/sh/sh.c (calc_live_regs): Fix condition for global
23985 registers except PIC_OFFSET_TABLE_REGNUM.
23987 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23990 * doc/invoke.texi (-mconsole): New.
23992 (-mno-cygwin): New.
23994 (-mnop-fun-dllimport): New.
23998 (sub section "i386 and x86-64 Windows Options"): New.
24000 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
24002 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
24003 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
24005 2009-03-25 Richard Guenther <rguenther@suse.de>
24007 PR middle-end/39497
24008 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
24011 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
24013 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
24014 neither of haifa/selective schedulers are working.
24016 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24018 * doc/invoke.texi (Debugging Options): Fix description of
24019 -fno-merge-debug-strings.
24021 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
24023 * config/cris/libgcc.ver: New version-script.
24024 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
24026 * configure.ac <GAS features, nop mnemonic>: Add pattern
24027 crisv32-*-* for "nop".
24028 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
24029 * configure: Regenerate.
24031 2009-03-24 Ira Rosen <irar@il.ibm.com>
24033 PR tree-optimization/39529
24034 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
24035 mark_sym_for_renaming for the tag copied to the new vector
24038 2009-03-24 Arthur Loiret <aloiret@debian.org>
24040 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
24041 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
24042 EXTRA_SPEC_FUNCTIONS.
24043 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
24044 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
24045 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
24046 -march and -mtune options.
24048 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
24050 * config/m68k/t-rtems: Add m5329 multilib.
24052 2009-03-24 Dodji Seketeli <dodji@redhat.com>
24053 Jakub Jelinek <jakub@redhat.com>
24056 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
24059 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24062 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
24063 instead of c_parser_expression_conv, if original_code isn't one of the
24064 4 allowed comparison codes, fail.
24066 2009-03-23 Richard Guenther <rguenther@suse.de>
24068 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
24069 * tree.h (struct tree_type): Likewise.
24070 * reload.h (struct insn_chain): Likewise.
24071 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
24072 * function.h (struct function): Likewise.
24073 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
24075 2009-03-23 Jakub Jelinek <jakub@redhat.com>
24077 PR tree-optimization/39516
24078 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
24080 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
24082 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
24083 should be set true if BITS_PER_WORD of target is bigger than 32
24085 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
24087 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
24088 Translate -B-options to -rpath-link. Correct existing
24089 rpath-link and conditionalize on !nostdlib.
24091 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24093 * doc/extend.texi (Function Attributes, Variable Attributes):
24095 * doc/invoke.texi (Debugging Options, Optimize Options)
24096 (i386 and x86-64 Options, MCore Options): Likewise.
24098 2009-03-20 Jakub Jelinek <jakub@redhat.com>
24101 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
24102 it for block local namespace aliases.
24103 (gen_decl_die): Pass context_die to gen_namespace_die.
24105 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24108 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
24109 minimum or maximum value.
24111 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
24113 * reginfo.c (globalize_reg): Recompute derived reg sets.
24115 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
24118 * libgcc2.c (mprotect): Do not use signed arguments for
24119 VirtualProtect, use DWORD arguments. Also fix the 'may
24120 be used uninitialized' warning for the np variable.
24122 2009-03-19 Jakub Jelinek <jakub@redhat.com>
24125 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
24126 functions using regparm calling conventions when not optimizing.
24127 (ix86_function_sseregparm): Similarly for sseregparm calling
24130 2009-03-19 Li Feng <nemokingdom@gmail.com>
24132 PR middle-end/39500
24133 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
24134 dependence if the first conflict is after niter iterations.
24136 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
24138 PR middle-end/38609
24139 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
24140 functions with dynamic stack-pointer adjustments.
24142 2009-03-19 Ben Elliston <bje@au.ibm.com>
24144 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
24145 option; change to -msdata=data.
24147 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24149 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
24152 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
24155 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
24157 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
24159 * doc/invoke.texi (Code Gen Options): Expand discussion of
24162 2009-03-18 Jakub Jelinek <jakub@redhat.com>
24164 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
24165 * matrix-reorg.c (struct matrix_info): Likewise.
24166 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
24167 * rtl.h (struct mem_attrs): Likewise.
24168 * df.h (struct df): Likewise.
24169 * tree-data-ref.h (struct data_dependence_relation): Likewise.
24170 * ira-int.h (struct ira_allocno): Likewise.
24171 * df-scan.c (struct df_collection_rec): Likewise.
24172 * ira.c (struct equivalence): Likewise.
24173 * function.c (struct temp_slot): Likewise.
24174 * cfgloop.h (struct loop): Likewise.
24177 * function.c (use_register_for_decl): When not optimizing, disregard
24178 register keyword for variables with types containing methods.
24180 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
24182 PR middle-end/39447
24183 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
24184 (is_simple_operand): Call contains_component_ref_p before calling data
24185 reference analysis that would fail on COMPONENT_REFs.
24187 * tree-vrp.c (search_for_addr_array): Fix formatting.
24189 2009-03-18 Richard Guenther <rguenther@suse.de>
24191 * tree-vect-transform.c (vect_loop_versioning): Fold the
24192 generated comparisons.
24193 * tree-vectorizer.c (set_prologue_iterations): Likewise.
24194 (slpeel_tree_peel_loop_to_edge): Likewise.
24196 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24198 PR middle-end/37805
24199 * opts.c (print_specific_help): In addition to `undocumented',
24200 accept `separate' and `joined' flags if passed alone. Describe
24201 output by the first matched one of those.
24202 (common_handle_option): Skip over empty strings.
24203 * gcc.c (display_help): Fix help string for `--help='.
24204 * doc/invoke.texi (Option Summary, Overall Options): With
24205 `--help=', classes and qualifiers can both be repeated, but
24206 only the latter can be negated. One should not pass only
24207 negated qualifiers. Fix markup and examples.
24210 2008-10-14 Jakub Jelinek <jakub@redhat.com>
24211 PR middle-end/37805
24212 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
24213 and -fhelp=separate.
24215 2009-03-17 Jing Yu <jingyu@google.com>
24217 PR middle-end/39378
24218 * function.h (struct rtl_data): Move is_thunk from here...
24219 (struct function): ...to here.
24220 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
24221 * varasm.c (assemble_start_function): Change is_thunk from crtl to
24223 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
24225 (alpha_does_function_need_gp, alpha_start_function): Likewise.
24226 (alpha_output_function_end_prologue): Likewise.
24227 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
24228 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
24229 (rs6000_output_function_epilogue): Likewise.
24230 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
24232 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
24235 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
24236 from different units in a single alternative.
24237 (*truncdfsf_i387): Ditto.
24238 (*truncxfsf2_mixed): Ditto.
24239 (*truncxfdf2_mixed): Ditto.
24241 2009-03-17 Jakub Jelinek <jakub@redhat.com>
24243 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
24244 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
24247 * tree-ssa-live.c (remove_unused_locals): Don't remove local
24248 unused non-artificial variables when not optimizing.
24251 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
24252 DW_TAG_imported_module even if decl is IMPORTED_DECL with
24253 NAMESPACE_DECL in its DECL_INITIAL.
24255 PR middle-end/39443
24256 * optabs.c (set_user_assembler_libfunc): New function.
24257 * expr.h (set_user_assembler_libfunc): New prototype.
24258 * c-common.c: Include libfuncs.h.
24259 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
24260 for memcmp, memset, memcpy, memmove and abort.
24261 * Makefile.in (c-common.o): Depend on libfuncs.h.
24264 * dwarf2out.c (gen_inlined_enumeration_type_die,
24265 gen_inlined_structure_type_die, gen_inlined_union_type_die,
24266 gen_tagged_type_instantiation_die): Removed.
24267 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
24270 2009-03-17 Janis Johnson <janis187@us.ibm.com>
24273 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
24275 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
24276 (check-parallel-%): Ditto.
24277 (check-consistency): Ditto.
24279 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
24281 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
24282 local variable rhs by NULL_TREE.
24284 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24287 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
24289 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24292 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
24294 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
24297 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
24298 for ms->sysv ABI calls only in 64bit mode.
24300 * config/i386/i386.md (untyped_call): Support 32bit.
24302 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
24304 * doc/extend.texi: Replace x86_65 with x86_64.
24306 2009-03-16 Jakub Jelinek <jakub@redhat.com>
24308 PR tree-optimization/39455
24309 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
24310 mismatches for POINTER_TYPE_P (type).
24311 (number_of_iterations_le): Likewise.
24313 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24315 * config/picochip/picochip.c: Removed profiling support.
24316 * config/picochip/picochip.md: Removed profiling instruction.
24317 * config/picochip/picochip.h: Removed profiling builtin.
24319 2009-03-16 Joseph Myers <joseph@codesourcery.com>
24321 * doc/install.texi (--with-host-libstdcxx): Document.
24323 2009-03-14 Anatoly Sokolov <aesok@post.ru>
24326 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
24327 generate a warning if the function name does not begin with
24328 "__vector" and the function has either the 'signal' or 'interrupt'
24329 attribute, from here to ...
24330 (avr_declare_function_name): ...here. New function.
24331 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
24332 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
24334 2009-03-14 Jakub Jelinek <jakub@redhat.com>
24337 * cse.c (fold_rtx): Don't modify original const_arg1 when
24338 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
24339 separate variable instead.
24340 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
24341 from out of range shift counts.
24342 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
24344 2009-03-13 Catherine Moore <clm@codesourcery.com>
24346 * config/i386/x-mingw32 (host-mingw32.o): Replace
24347 diagnostic.h with $(DIAGNOSTIC_H).
24349 2009-03-12 Jakub Jelinek <jakub@redhat.com>
24352 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
24354 * config/i386/sync.md (sync_compare_and_swap<mode>,
24355 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
24356 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
24358 (sync_double_compare_and_swapdi_pic,
24359 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
24360 cmpxchg8b_pic_memory_operand instead of just memory_operand.
24362 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24365 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
24367 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24370 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24371 (avx_addsubv4df3): Likewise.
24372 (*avx_addsubv4sf3): Likewise.
24373 (sse3_addsubv4sf3): Likewise.
24375 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
24378 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
24380 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
24383 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
24384 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24385 registers for allocnos created from user-defined variables.
24387 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24390 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
24391 of non-integer mode as well.
24393 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
24395 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
24396 for functions for which the parameter types are unknown.
24398 2009-03-11 Jakub Jelinek <jakub@redhat.com>
24401 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
24402 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
24403 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
24404 * config/i386/i386.c (ix86_local_alignment): For
24405 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
24406 long long variables on the stack to avoid dynamic realignment.
24407 Allow the first argument to be a decl rather than type.
24408 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
24410 2009-03-11 Nick Clifton <nickc@redhat.com>
24413 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
24415 Add description to mno-lsim option.
24416 * config/mcore/mcore.h: Remove comment about deprecated m4align
24418 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
24419 * doc/invoke.texi: Add description of mno-lsim and
24420 mstack-increment options.
24422 * config/fr30/fr30.opt: Document the -mno-lsim option.
24423 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
24424 and -mno-lsim options.
24426 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24428 * fold-const.c (fold_comparison): Only call fold_inf_compare
24429 if the mode supports infinities.
24431 2009-03-11 Jason Merrill <jason@redhat.com>
24434 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
24435 end already did. Notice GIMPLE_CALL modifications of the result.
24436 Don't copy debug information from an ignored decl or a decl from
24439 2009-03-10 Richard Guenther <rguenther@suse.de>
24440 Nathan Froyd <froydnj@codesourcery.com>
24442 PR middle-end/37850
24443 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
24444 (__divMODE3): Likewise.
24446 2009-03-09 Jakub Jelinek <jakub@redhat.com>
24448 PR tree-optimization/39394
24449 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
24450 DECL_SIZE_UNIT of variable length FIELD_DECLs.
24452 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24454 * recog.c (verfiy_changes): Disallow renaming of hard regs in
24455 inline asms for register asm ("") declarations.
24457 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
24459 * fold-const.c (fold_unary): Fix comment.
24461 2009-03-07 Jan Hubicka <jh@suse.cz>
24464 * tree-inline.c (setup_one_parameter): Do replacement of const
24465 argument by constant in SSA form.
24467 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24469 PR middle-end/38028
24470 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
24471 determine alignment passed to assign_stack_local.
24472 (assign_parms_unsplit_complex): Likewise.
24473 * except.c (sjlj_build_landing_pads): Likewise.
24475 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24477 PR middle-end/39360
24478 * tree-flow.h (add_referenced_var): Return bool instead of void.
24479 * tree-dfa.c (add_referenced_var): Return result of
24480 referenced_var_check_and_insert call.
24481 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
24482 of referenced_var_check_and_insert.
24485 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
24486 (gen_variable_die): Emit DW_AT_location on abstract static variable's
24487 DIE, don't emit it if abstract origin already has it.
24488 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
24489 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
24491 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24493 * genpreds.c (needs_variable): Fix parentheses at variable name
24495 (write_tm_constrs_h): Indent generated code.
24497 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24499 * doc/extend.texi (Function Attributes): Add documentation
24500 for isr attributes.
24502 2009-03-06 Jakub Jelinek <jakub@redhat.com>
24505 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
24506 take locus from its DECL_SOURCE_LOCATION instead of input_location.
24508 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24510 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
24513 2009-03-05 Jakub Jelinek <jakub@redhat.com>
24516 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
24517 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
24519 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
24521 * config/i386/i386.md (R8_REG, R9_REG): New constants.
24522 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
24523 constants instead of magic numbers.
24524 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
24526 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
24527 (x86_64_ms_abi_int_parameter_registers): Ditto.
24528 (x86_64_int_return_registers): Ditto.
24529 (ix86_maybe_switch_abi): Ditto.
24530 (ix86_expand_call): Ditto for clobbered_registers array.
24531 (ix86_hard_regno_mode_ok): Ditto.
24532 (x86_extended_QIreg_mentioned_p): Ditto.
24534 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
24536 PR tree-optimization/39349
24537 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
24539 * combine.c (gen_lowpart_for_combine): Use omode when generating
24542 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
24544 PR rtl-optimization/39235
24545 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
24547 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24549 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
24551 2009-03-04 Richard Guenther <rguenther@suse.de>
24553 PR tree-optimization/39362
24554 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
24555 that occur in abnormal PHIs should be varying.
24557 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
24559 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
24561 (simple_iv): Take loop as an argument instead of statement.
24562 * tree-scalar-evolution.h (simple_iv): Declaration changed.
24563 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
24565 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
24567 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
24568 * matrix-reorg.c (analyze_transpose): Ditto.
24569 * tree-data-ref.c (dr_analyze_innermost): Ditto.
24570 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
24571 * tree-predcom.c (ref_at_iteration): Ditto.
24572 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
24574 2009-03-04 Richard Guenther <rguenther@suse.de>
24576 PR tree-optimization/39358
24577 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
24578 escaped_id and callused_id.
24579 (solve_graph): Likewise.
24581 2009-03-04 Richard Guenther <rguenther@suse.de>
24583 PR tree-optimization/39339
24584 * tree-sra.c (try_instantiate_multiple_fields): Make it
24585 no longer ICE on the above.
24587 2009-03-03 Joseph Myers <joseph@codesourcery.com>
24589 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
24590 that fits within Pmode.
24592 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24594 PR middle-end/10109
24595 * tm.texi (LIBCALL_VALUE): Update description.
24597 2009-03-03 Steve Ellcey <sje@cup.hp.com>
24599 PR middle-end/34443
24600 * doc/extend.texi (section): Update description.
24602 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
24604 PR middle-end/39345
24605 * tree-inline.c (remapped_type): New.
24606 (can_be_nonlocal): Call remapped_type instead of remap_type.
24608 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24611 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
24612 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
24614 2009-03-03 Richard Guenther <rguenther@suse.de>
24616 PR middle-end/39272
24617 * tree.c (tree_nonartificial_location): New function.
24618 * tree.h (tree_nonartificial_location): Declare.
24619 * builtins.c (expand_builtin_memory_chk): Provide location
24620 of the call location for artificial function pieces.
24621 (maybe_emit_chk_warning): Likewise.
24622 (maybe_emit_sprintf_chk_warning): Likewise.
24623 (maybe_emit_free_warning): Likewise.
24624 * expr.c (expand_expr_real_1): Likewise.
24626 2009-03-03 Jakub Jelinek <jakub@redhat.com>
24628 PR tree-optimization/39343
24629 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
24630 COMPONENT_REF t has ARRAY_TYPE.
24632 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
24634 PR middle-end/39335
24635 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
24636 when the type precision of the induction variable should be
24637 larger than the type precision of nit.
24638 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
24639 * graphite.c (graphite_loop_normal_form): Same.
24640 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
24642 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24644 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
24645 (*call_1_rex64_ms_sysv): Use named constants instead of magic
24646 numbers to describe clobbered registers.
24647 (*call_value_0_rex64_ms_sysv): Ditto.
24648 * config/i386/mmx.md (mmx_emms): Ditto.
24649 (mmx_femms): Ditto.
24651 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
24653 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
24656 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24658 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
24659 (spu_section_type_flags): New function.
24661 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
24663 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
24664 reg_class_contents of FLOAT_REGS into a temporary.
24666 2009-03-02 Richard Guenther <rguenther@suse.de>
24667 Ira Rosen <irar@il.ibm.com>
24669 PR tree-optimization/39318
24670 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
24671 information to the vectorized statement.
24673 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
24675 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
24676 variable. Use defined names instead of magic constants for REX SSE
24679 2009-03-01 Richard Guenther <rguenther@suse.de>
24681 PR tree-optimization/39331
24682 * omp-low.c (lower_send_shared_vars): Do not receive new
24683 values for the reference of DECL_BY_REFERENCE parms or results.
24685 2009-03-01 Jan Hubicka <jh@suse.cz>
24688 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
24689 BLOCK_NONLOCALIZED_VAR): New macros.
24690 (tree_block): Add nonlocalized_vars.
24691 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
24692 gen_decl_die): Add origin argument. Allow generation of die with
24693 origin at hand only.
24694 (gen_member_die, gen_type_die_with_usage, force_decl_die,
24695 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
24697 (gen_block_die): Fix checking for unused blocks.
24698 (process_scope_var): Break out from .... ; work with origins only.
24699 (decls_for_scope) ... here; process nonlocalized list.
24700 (dwarf2out_ignore_block): Look for nonlocalized vars.
24701 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
24703 (dump_scope_block): Dump them.
24704 * tree-inline.c (remap_decls): Handle nonlocalized vars.
24705 (remap_block): Likewise.
24706 (can_be_nonlocal): New predicate.
24707 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
24709 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24711 * configure: Regenerate.
24713 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24715 * optc-gen.awk: No need to duplicate option flags twice.
24716 Reuse help texts for duplicate options which do not have any.
24718 * gcc.c (display_help): Document --version.
24720 * gcc.c (main): If print_help_list and verbose_flag, ensure
24721 driver output comes before subprocess output.
24723 * optc-gen.awk: Assign all remaining fields to help string,
24724 space-separated, for multi-line help in *.opt.
24726 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
24727 -Wno-pedantic-ms-format is for MinGW targets only.
24729 * doc/options.texi (Option file format): Fix bad indentation,
24730 restoring dropped sentence.
24732 2009-02-28 Jan Hubicka <jh@suse.cz>
24734 * tree-inline.c (tree_function_versioning): Output debug info.
24736 2009-02-28 Jan Hubicka <jh@suse.cz>
24739 * tree-inline.c (setup_one_parameter): Do not copy propagate
24740 arguments when not optimizing.
24742 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
24745 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
24746 (avx_addsubv4df3): Likewise.
24747 (*avx_addsubv4sf3): Likewise.
24748 (sse3_addsubv4sf3): Likewise.
24749 (*avx_addsubv2df3): Likewise.
24750 (sse3_addsubv2df3): Likewise.
24751 (avx_unpckhps256): Correct item selectors.
24752 (avx_unpcklps256): Likewise.
24753 (avx_unpckhpd256): Likewise.
24754 (avx_unpcklpd256): Likewise.
24756 2009-02-28 Jan Hubicka <jh@suse.cz>
24758 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
24760 (copy_arguments_for_versioning): If var is declared don't declare it.
24761 (tree_function_versioning): First setup substitutions and then copy
24764 2009-02-27 Jan Hubicka <jh@suse.cz>
24767 * cgraph.h (varpool_output_debug_info): Remove.
24768 * cgraphunit.c (varpool_output_debug_info): Remove.
24769 * dwarf2out.c (deferred_locations_struct): New struct
24770 (deferred_locations): New type.
24771 (deferred_locations_list): New static var.
24772 (deffer_location): New function.
24773 (gen_variable_die): Use it.
24774 (decls_for_scope): Output info on local static vars.
24775 (dwarf2out_finish): Process deferred locations.
24776 * varpool.c (varpool_output_debug_info): Remove.
24778 2009-02-27 Jan Hubicka <jh@suse.cz>
24781 * tree.h (TREE_PROTECTED): Fix comment.
24782 (BLOCK_HANDLER_BLOCK): Remove.
24783 (struct tree_block): Remove handler_block add body_block.
24784 (inlined_function_outer_scope_p): New.
24785 (is_body_block): Remove.
24786 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
24787 * dwarf2out.c (is_inlined_entry_point): Remove.
24788 (add_high_low_attributes): Use inlined_function_outer_scope_p.
24789 (gen_block_die): Use is_inlined_entry_point check. Remove body block
24791 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
24792 * gimplify.c (gimplify_expr): Gimplify body blocks.
24793 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
24794 block with multiple subblocks.
24795 (dump_scope_block): Prettier output; dump more flags and info.
24796 (dump_scope_blocks): New.
24797 (remove_unused_locals): Use dump_scope_blocks.
24798 * tree-flow.h (dump_scope_blocks): Declare.
24799 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
24800 * stmt.c (is_body_block): Remove.
24801 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
24802 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
24804 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
24806 PR middle-end/39308
24807 * graphite.c (graphite_loop_normal_form): Do not call
24808 number_of_iterations_exit from a gcc_assert.
24810 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24812 * config/s390/s390.c (s390_swap_cmp): Look for conditional
24813 jumps if COND is NULL.
24814 (find_cond_jump): New function.
24815 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
24816 * config/s390/s390.md: Remove z10_cobra attribute value.
24818 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24820 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24821 force_const_mem returns NULL_RTX.
24823 2009-02-26 Jan Hubicka <jh@suse.cz>
24826 * cgraph.h (varpool_output_debug_info): Remove.
24827 * cgraphunit.c (varpool_output_debug_info): Remove.
24828 * dwarf2out.c (deferred_locations_struct): New struct
24829 (deferred_locations): New type.
24830 (deferred_locations_list): New static var.
24831 (deffer_location): New function.
24832 (gen_variable_die): Use it.
24833 (decls_for_scope): Output info on local static vars.
24834 (dwarf2out_finish): Process deferred locations.
24835 * varpool.c (varpool_output_debug_info): Remove.
24837 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24839 PR rtl-optimization/39241
24840 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24841 to subreg_offset_representable_p.
24843 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24845 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24846 execute function prototype. Get f and nregs from max_reg_num
24847 and get_insns. Remove the first backward pass as it's dead,
24848 guard the forward pass by flag_expensive_optimizations.
24849 (rest_of_handle_regmove): Delete.
24850 (pass_regmove): Replace it with regmove_optimize.
24852 2009-02-25 Martin Jambor <mjambor@suse.cz>
24854 PR tree-optimization/39259
24855 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24856 calls_alloca function flags.
24857 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24858 calls are detected.
24860 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24862 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24863 flags_set_1_rtx, flags_set_1_set): Delete.
24864 (regmove_optimize): Do not call mark_flags_life_zones.
24866 2009-02-24 Julian Brown <julian@codesourcery.com>
24869 * config/arm/arm.c (require_pic_register): Only set
24870 cfun->machine->pic_reg once per function.
24872 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24874 * doc/invoke.texi (Link Options): Document an easier way to pass
24875 options that take arguments to the GNU linker using -Xlinker and -Wl.
24877 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24880 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24882 2009-02-24 Richard Guenther <rguenther@suse.de>
24885 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24887 2009-02-24 Richard Guenther <rguenther@suse.de>
24888 Zdenek Dvorak <ook@ucw.cz>
24890 PR tree-optimization/39233
24891 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24892 from converting them to a generic type.
24894 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24896 PR tree-optimization/39260
24897 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24898 contains a condition with a real type.
24899 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24901 2009-02-23 Jason Merrill <jason@redhat.com>
24904 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24905 narrowing_initializer_constant_valid_p.
24906 (narrowing_initializer_constant_valid_p): Don't return
24907 null_pointer_node for adding a pointer to itself.
24909 2009-02-23 Jan Hubicka <jh@suse.cz>
24912 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24915 2009-02-23 Jan Hubicka <jh@suse.cz>
24917 PR tree-optimization/37709
24918 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24919 * tree.h (block_ultimate_origin): Declare.
24920 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24921 * tree-ssa-live.c (remove_unused_scope_block_p):
24922 Eliminate blocks containig no instructions nor live variables nor
24924 (dump_scope_block): New function.
24925 (remove_unused_locals): Enable removal of dead blocks by default;
24926 enable dumping at TDF_DETAILS.
24928 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24930 * config/i386/i386.c (classify_argument): Don't allow COImode
24932 (function_arg_advance_32): Don't allow OImode.
24933 (function_arg_32): Likewise.
24934 (function_value_32): Likewise.
24935 (return_in_memory_32): Likewise.
24936 (function_arg_64): Remove OImode comment.
24938 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24941 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24942 ix86_expand_vector_set for V4DImode in 64bit mode only.
24943 (ix86_expand_vector_init_one_var): Likewise.
24945 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24947 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24949 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24952 * loop-iv.c: Revert last change.
24953 * emit-rtl.c: Likewise.
24955 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24958 * config/i386/i386.c (type_natural_mode): Remove an extra
24959 space in the warning message.
24960 (function_value_32): Handle 32-byte vector modes.
24961 (return_in_memory_32): Likewise.
24963 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24965 * loop-iv.c (truncate_value): New function.
24966 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24968 (lowpart_subreg): Move to...
24969 * emit-rtl.c: ...here.
24971 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24973 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24974 accidental and undocumented change at revision 140860.
24976 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24978 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24979 take gimple_seq * arguments.
24980 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24981 types_compatible_p langhook.
24983 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24984 Joseph Myers <joseph@codesourcery.com>
24986 * config/arm/arm.c (arm_builtin_va_list): New function.
24987 (arm_expand_builtin_va_start): Likewise.
24988 (arm_gimplify_va_arg_expr): Likewise.
24989 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24990 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24991 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24992 (va_list_type): New variable.
24993 (arm_mangle_type): Mangle va_list_type appropriately.
24995 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24997 PR middle-end/39157
24998 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24999 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
25000 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
25001 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
25002 parameter to 1000 for -O1 by default.
25003 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
25005 * loop-invariant.c: Include params.h.
25006 (move_loop_invariants): Don't call move_single_loop_invariants on
25009 2009-02-20 Jaka Mocnik <jaka@xlab.si>
25011 * calls.c (emit_library_call_value_1): Use slot_offset instead of
25012 offset when calculating bounds for indexing stack_usage_map. Fixes
25013 a buffer overflow with certain target setups.
25015 2009-02-20 Jakub Jelinek <jakub@redhat.com>
25018 * calls.c (expand_call): Clear try_tail_call if caller and callee
25019 disagree in promotion of function return value.
25021 2009-02-19 Jakub Jelinek <jakub@redhat.com>
25024 * c-common.c (c_determine_visibility): If visibility changed and
25025 DECL_RTL has been already set, call make_decl_rtl to update symbol
25028 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
25031 * varasm.c (assemble_variable): Don't check DECL_NAME when
25032 globalizing a variable.
25034 2009-02-19 Joseph Myers <joseph@codesourcery.com>
25037 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
25038 expression before any __builtin_trap call.
25039 * c-typeck.c (build_function_call): Convert and check function
25040 arguments before generating a call to a trap. Evaluate the
25041 function arguments before the trap.
25043 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
25046 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
25047 (UNSPEC_FXAM_MEM): New unspec.
25048 (fxam<mode>2_i387_with_temp): New insn and split pattern.
25049 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
25050 memory using fxam<mode>2_i387_with_temp to remove excess precision.
25052 2009-02-19 Richard Guenther <rguenther@suse.de>
25054 PR tree-optimization/39207
25055 PR tree-optimization/39074
25056 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
25057 storedanything_tree): New.
25058 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
25059 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
25060 (build_succ_graph): Add edges from STOREDANYTHING to all
25062 (init_base_vars): Initialize STOREDANYTHING.
25063 (compute_points_to_sets): Free substitution info after
25064 building the succ graph.
25065 (ipa_pta_execute): Likewise.
25067 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
25069 (do_ds_constraint): Do not add to special var or non-pointer
25071 (type_could_have_pointers): Split out from ...
25072 (could_have_pointers): ... here. For arrays use the element type.
25073 (create_variable_info_for): Initialize may_have_pointers.
25074 (new_var_info): Likewise.
25075 (handle_lhs_call): Make the HEAP variable unknown-sized.
25076 (intra_create_variable_infos): Use a type with pointers for
25077 PARM_NOALIAS, make it unknown-sized.
25079 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
25082 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
25084 2009-02-18 Jason Merrill <jason@redhat.com>
25087 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
25088 value if DECL_EXTERNAL.
25089 * tree-sra.c (sra_walk_gimple_assign): Likewise.
25090 * target.h (gcc_target::binds_local_p): Clarify "module".
25091 * tree.h (TREE_PUBLIC): Clarify "module".
25093 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
25096 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
25097 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
25099 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
25102 * c.opt (Wabi): Support C and ObjC.
25105 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
25107 * config/i386/i386.c (classify_argument): Warn once about the ABI
25108 change when passing union with long double.
25110 * doc/invoke.texi: Update -Wabi for warning psABI changes.
25112 2009-02-18 Joseph Myers <joseph@codesourcery.com>
25115 * c-parser.c (c_parser_compound_statement): Always enter and leave
25118 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25121 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
25123 2009-02-18 Jakub Jelinek <jakub@redhat.com>
25125 PR tree-optimization/36922
25126 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
25127 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
25130 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25132 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
25135 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25137 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
25139 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
25141 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
25144 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
25145 Richard Sandiford <rdsandiford@googlemail.com>
25147 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
25148 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
25149 (loongson_biadd): ...this.
25151 2009-02-17 Richard Guenther <rguenther@suse.de>
25153 PR tree-optimization/39202
25154 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
25155 a var make sure to follow existing collapses.
25157 2009-02-17 Richard Guenther <rguenther@suse.de>
25159 PR middle-end/39214
25160 * langhooks.c (lhd_print_error_function): Check for NULL block.
25162 2009-02-17 Richard Guenther <rguenther@suse.de>
25164 PR tree-optimization/39204
25165 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
25168 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
25170 * config/soft-fp/double.h: Update from glibc CVS.
25172 2009-02-17 Richard Guenther <rguenther@suse.de>
25174 PR tree-optimization/39207
25175 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
25176 strict-aliasing warnings for pointers pointing to NULL.
25178 2009-02-16 Joseph Myers <joseph@codesourcery.com>
25181 * c-parser.c (c_parser_braced_init): Call pop_init_level when
25182 skipping until next close brace.
25184 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
25187 * config/i386/i386.c (ix86_expand_push): Set memory alignment
25188 to function argument boundary.
25190 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25192 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
25193 in the lea_add. Reload eventually constraints it properly.
25194 * config/picochip/constraints.md: Remove the target constraint
25195 "b", since it is not needed anymore.
25197 2009-02-16 Jakub Jelinek <jakub@redhat.com>
25199 * gthr-dce.h: Uglify function parameter and local variable names.
25200 * gthr-gnat.h: Likewise.
25201 * gthr-mipssde.h: Likewise.
25202 * gthr-nks.h: Likewise.
25203 * gthr-posix95.h: Likewise.
25204 * gthr-posix.h: Likewise.
25205 * gthr-rtems.h: Likewise.
25206 * gthr-single.h: Likewise.
25207 * gthr-solaris.h: Likewise.
25208 * gthr-tpf.h: Likewise.
25209 * gthr-vxworks.h: Likewise.
25210 * gthr-win32.h: Likewise.
25212 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
25215 * config/i386/i386.md: Restrict the new peephole2 to move
25216 between MMX/SSE registers.
25218 2009-02-15 Richard Guenther <rguenther@suse.de>
25221 2009-02-13 Richard Guenther <rguenther@suse.de>
25223 * configure.ac: Enable LFS.
25224 * configure: Re-generate.
25225 * config.in: Likewise.
25227 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25229 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
25230 spu_srqwbyte, spu_srqwbytebc): Define.
25231 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
25232 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
25233 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
25234 "shrqby_<mode>"): New insn-and-split patterns.
25235 * config/spu/spu.c (expand_builtin_args): Determine and return
25236 number of operands using spu_builtin_description data.
25237 (spu_expand_builtin_1): Use it.
25239 2009-02-13 Steve Ellcey <sje@cup.hp.com>
25242 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
25245 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25248 * config/i386/i386.c (override_options): Correct warning
25249 messages for -malign-loops, -malign-jumps and -malign-functions.
25251 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25254 * config/i386/i386.md: Restrict the new peephole2 to move
25255 between the general purpose registers.
25257 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
25260 * config/i386/i386.c (type_natural_mode): Add a new argument.
25261 Return the original mode and warn ABI change if vector size is 32byte.
25262 (function_arg_advance): Updated.
25263 (function_arg): Likewise.
25264 (ix86_function_value): Likewise.
25265 (ix86_return_in_memory): Likewise.
25266 (ix86_sol10_return_in_memory): Likewise.
25267 (ix86_gimplify_va_arg): Likewise.
25268 (function_arg_32): Don't warn ABX ABI change here.
25269 (function_arg_64): Likewise.
25271 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
25273 * loop-iv.c (implies_p): In the final case, test that operands 0
25274 of the two comparisons match.
25276 * config/bfin/bfin.c (find_prev_insn_start): New function.
25277 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
25278 (find_next_insn_start): Move.
25280 2009-02-13 Richard Guenther <rguenther@suse.de>
25282 * configure.ac: Enable LFS.
25283 * configure: Re-generate.
25284 * config.in: Likewise.
25286 2009-02-13 Joseph Myers <joseph@codesourcery.com>
25289 * c-parser.c (c_parser_parms_list_declarator): Discard pending
25290 sizes on syntax error after some arguments have been parsed.
25292 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25294 * doc/invoke.texi (-fira): Remove.
25296 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25298 * caller-save.c: Replace regclass.c with reginfo.c in comments.
25299 * recog.c: Likewise.
25302 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
25304 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
25305 (umul_ppmm): Likewise.
25306 (count_leading_zeros): Likewise.
25307 (count_trailing_zeros): Likewise.
25308 (UMUL_TIME): Likewise.
25310 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25312 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
25313 soft-fp/t-softfp to tmake_file.
25315 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
25316 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
25317 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
25318 IA64_BUILTIN_INFQ]: New.
25319 (ia64_init_builtins): Initialize __builtin_infq,
25320 __builtin_fabsq and __builtin_copysignq if not HPUX.
25321 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
25322 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
25324 * config/ia64/lib1funcs.asm (__divtf3): Define only if
25326 (__fixtfti): Likewise.
25327 (__fixunstfti): Likewise.
25328 (__floattitf): Likewise.
25330 * config/ia64/libgcc-glibc.ver: New.
25331 * config/ia64/t-fprules-softfp: Likewise.
25332 * config/ia64/sfp-machine.h: Likewise.
25334 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
25335 (LIBGCC2_TF_CEXT): Likewise.
25336 (TF_SIZE): Likewise.
25337 (TARGET_INIT_LIBFUNCS): Likewise.
25339 * config/ia64/t-glibc (SHLINB_MAPFILES):
25340 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
25342 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
25344 * config/i386/i386.c (construct_container): Rewrite processing
25345 BLKmode with X86_64_SSE_CLASS.
25347 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
25350 * config/i386/i386.md: Replace simplify_replace_rtx with
25351 replace_rtx in the new peephole2.
25353 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
25355 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
25356 loop unrolling do not happen at -O2.
25358 2009-02-12 Michael Matz <matz@suse.de>
25360 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
25362 2009-02-12 Jakub Jelinek <jakub@redhat.com>
25364 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
25367 2009-02-12 Ben Elliston <bje@au.ibm.com>
25369 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
25370 patterns when updating the back chain. Missed in the 2009-02-10
25373 2009-02-11 Janis Johnson <janis187@us.ibm.com>
25375 * doc/extend.texi (Decimal Floating Types): Update identifier of
25376 draft TR and list of missing support.
25378 2009-02-11 Jakub Jelinek <jakub@redhat.com>
25380 PR middle-end/39154
25381 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
25382 bit to variable length decl's flags, add it also to its
25383 pointer replacement variable.
25385 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
25386 Jakub Jelinek <jakub@redhat.com>
25389 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
25390 (memory_blockage): New expander.
25391 (*memory_blockage): New insn pattern.
25392 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
25393 instead of general blockage at the end of function prologue when
25394 frame pointer is used to access red zone area. Do not emit blockage
25395 when profiling, it is emitted in generic code.
25396 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
25397 function epilogue when frame pointer is used to access red zone area.
25399 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
25402 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
25403 by arithmetic with memory operands.
25404 * config/i386/predicates.md (commutative_operator): New.
25406 2009-02-10 Janis Johnson <janis187@us.ibm.com>
25408 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
25411 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
25413 * alias.h (record_alias_subset): Declare.
25414 * alias.c (record_alias_subset): Make global.
25416 2009-02-10 Nick Clifton <nickc@redhat.com>
25418 * tree-parloops.c: Change license to GPLv3.
25419 * ipa-struct-reorg.c: Change license to GPLv3.
25420 * ipa-struct-reorg.h: Change license to GPLv3.
25422 2009-02-10 Steve Ellcey <sje@cup.hp.com>
25425 * c-decl.c (start_struct): Return NULL on error.
25427 2009-02-10 Jakub Jelinek <jakub@redhat.com>
25429 PR middle-end/39124
25430 * cfgloopmanip.c (remove_path): Call remove_bbs after
25431 cancel_loop_tree, not before it.
25434 * function.h (struct function): Add has_local_explicit_reg_vars bit.
25435 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
25436 VAR_DECLs were seen.
25437 * tree-ssa-live.c (remove_unused_locals): Recompute
25438 cfun->has_local_explicit_reg_vars.
25439 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
25440 copies or clearings if cfun->has_local_explicit_reg_vars.
25442 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
25445 * config/i386/i386.c (expand_prologue): Emit blockage at the end
25446 of function prologue when frame pointer is used to access
25449 2009-02-10 Richard Guenther <rguenther@suse.de>
25451 PR middle-end/39127
25452 * gimplify.c (gimple_regimplify_operands): Always look if
25453 we need to create a temporary.
25455 2009-02-10 Richard Guenther <rguenther@suse.de>
25457 PR tree-optimization/39132
25458 * tree-loop-distribution.c (todo): New global var.
25459 (generate_memset_zero): Trigger TODO_rebuild_alias.
25460 (tree_loop_distribution): Return todo.
25462 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
25465 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
25466 (x86_64_reg_class_name): Removed.
25467 (classify_argument): Return 0 if bytes > 32. Return 0 if the
25468 first one isn't X86_64_SSE_CLASS or any other ones aren't
25469 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
25470 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
25471 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
25472 and 3 X86_64_SSEUP_CLASS.
25473 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
25474 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
25476 2009-02-10 Ben Elliston <bje@au.ibm.com>
25478 * config/rs6000/rs6000.md (allocate_stack): Always use an update
25479 form instruction to update the stack back chain word, even if the
25480 user has disabled the generation of update instructions.
25481 (movdi_<mode>_update_stack): New.
25482 (movsi_update_stack): Likewise.
25483 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
25484 always use an update form instruction to update the stack back
25487 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
25489 PR middle-end/38953
25490 * graphite.c (if_region_set_false_region): After moving a region in
25491 the false branch of a condition, remove the empty dummy basic block.
25492 (gloog): Remove wrong fix for PR38953.
25494 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25496 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
25497 generation due to implicit sign extension.
25499 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
25501 PR middle-end/38981
25502 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
25503 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
25505 2009-02-09 Richard Guenther <rguenther@suse.de>
25507 PR middle-end/35202
25508 * convert.c (convert_to_real): Disable (float)fn((double)x)
25509 to fnf(x) conversion if errno differences may occur and
25510 -fmath-errno is set.
25512 2009-02-07 Anatoly Sokolov <aesok@post.ru>
25514 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
25515 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25516 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25518 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25521 * c-common.c (handle_alias_attribute): Disallow attribute for
25522 anything not a FUNCTION_DECL or VAR_DECL.
25524 2009-02-06 Janis Johnson <janis187@us.ibm.com>
25527 * real.c (do_compare): Special-case compare of zero against
25528 decimal float value.
25530 2009-02-06 Joseph Myers <joseph@codesourcery.com>
25533 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
25534 as indicating flexible array members unless the field itself is
25535 being declarared as the incomplete array.
25537 2009-02-06 Jan Hubicka <jh@suse.cz>
25539 PR tree-optimization/38844
25540 * ipa-inline.c (try_inline): Stop inlining recursion when edge
25541 is already inlined.
25543 2009-02-06 Richard Guenther <rguenther@suse.de>
25545 PR middle-end/38977
25546 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
25547 fork because we may expand it as __gcov_fork.
25549 2009-02-06 Nick Clifton <nickc@redhat.com>
25551 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
25553 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
25555 PR tree-optimization/35659
25556 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
25557 vn_phi_eq): Shortcut if hashcode does not match.
25558 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
25560 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
25561 and avoid iterative_hash_expr.
25562 (FOR_EACH_VALUE_ID_IN_SET): New.
25563 (value_id_compare): Remove.
25564 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
25565 sort expressions by value id.
25567 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
25570 * config/sh/predicates.md (general_movsrc_operand): Don't check
25571 the subreg of system registers here.
25573 2009-02-05 Jakub Jelinek <jakub@redhat.com>
25576 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
25577 on the copied decl.
25579 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
25581 PR rtl-optimization/39110
25582 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
25583 addresses, not aligned ones.
25585 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
25586 Richard Guenther <rguenther@suse.de>
25588 PR tree-optimization/39100
25589 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
25590 comment says and add edges.
25592 2009-02-05 Joseph Myers <joseph@codesourcery.com>
25595 * c-common.c (handle_tls_model_attribute): Ignore attribute for
25596 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
25598 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
25600 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
25601 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
25602 register_bb_in_sese, new_sese, free_sese): Moved.
25603 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
25604 outermost_loop_in_scop, build_scop_iteration_domain,
25605 expand_scalar_variables_ssa_name, get_vdef_before_scop,
25606 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
25607 Use loop_in_sese_p instead of loop_in_scop_p.
25608 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
25609 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
25610 (scopdet_basic_block_info): Fix bug in scop detection.
25611 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
25612 eq_loop_to_cloog_loop): Remove.
25613 (nb_loops_around_loop_in_scop, nb_loop
25614 ref_nb_loops): Moved here...
25615 * graphite.h (ref_nb_loops): ... from here.
25616 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
25617 (loop_domain_dim, loop_iteration_vector_dim): Remove.
25618 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
25620 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
25621 Hans-Peter Nilsson <hp@axis.com>
25623 PR rtl-optimization/37889
25624 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
25625 Move offset handling from PLUS to before the switch. Use new
25626 arguments when considering SYMBOL_REFs too.
25627 (rtx_addr_can_trap_p): Pass dummy offset and size.
25628 (enum may_trap_p_flags): Remove.
25629 (may_trap_p_1): Pass size from MEM_SIZE.
25631 PR rtl-optimization/38921
25632 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
25633 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
25634 * rtlanal.c (may_trap_after_code_motion_p): Delete.
25635 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
25637 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
25639 AVX Programming Reference (January, 2009)
25640 * config/i386/sse.md (*vpclmulqdq): New.
25642 2009-02-04 Jakub Jelinek <jakub@redhat.com>
25644 PR tree-optimization/38977
25645 PR gcov-profile/38292
25646 * calls.c (special_function_p): Disregard __builtin_ prefix.
25648 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
25650 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
25651 non-indexable addresses even before reload.
25653 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25656 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
25657 as having variable size. Do not give an error for unnamed
25658 parameters with [*] declarators. Give a warning for type names
25659 with [*] declarators and mark them as variable size.
25660 * c-parser.c (c_parser_sizeof_expression): Do not give an error
25661 for sizeof applied to [*] type names.
25663 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
25666 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
25668 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25670 * gcc.c (process_command): Update copyright notice dates.
25671 * gcov.c (print_version): Likewise.
25672 * gcov-dump.c (print_version): Likewise.
25673 * mips-tfile.c (main): Likewise.
25674 * mips-tdump.c (main): Likewise.
25676 2009-02-03 Joseph Myers <joseph@codesourcery.com>
25679 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
25680 for composite type involving a zero-length array type.
25682 2009-02-03 Jakub Jelinek <jakub@redhat.com>
25685 * function.c (match_asm_constraints_1): Skip over
25686 initial optional % in the constraint.
25688 PR inline-asm/39059
25689 * c-parser.c (c_parser_postfix_expression): If fixed point is not
25690 supported, don't accept FIXED_CSTs.
25691 * c-decl.c (finish_declspecs): Error if fixed point is not supported
25692 and _Sat is used without _Fract/_Accum. Set specs->type to
25693 integer_type_node for cts_fract/cts_accum if fixed point is not
25696 2009-02-02 Catherine Moore <clm@codesourcery.com>
25698 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
25700 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
25702 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
25703 (ABI_HAS_64BIT_SYMBOLS): Use it.
25704 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
25706 2009-02-02 Paul Brook <paul@codesourcery.com>
25708 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
25710 2009-02-02 Jakub Jelinek <jakub@redhat.com>
25712 PR inline-asm/39058
25713 * recog.h (asm_operand_ok): Add constraints argument.
25714 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
25715 recurse on matching constraint.
25716 (check_asm_operands): Pass constraints as 3rd argument to
25717 asm_operand_ok. Don't look up matching constraint here.
25718 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
25721 2009-02-02 Ben Elliston <bje@au.ibm.com>
25723 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
25724 TARGET_NARROW_VOLATILE_BITFIELD macro names.
25726 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25728 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
25729 information. Remove some obsolete information. Reorganize.
25731 * config/pa/fptr.c: Revert license to GPL 2.
25732 * config/pa/milli64.S: Likewise.
25734 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25737 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
25738 LIBRARY name in, instead of hard-coding it.
25739 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
25740 extra target make frag to tmake_files according to EH model.
25741 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25742 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
25743 frags that define makefile variable EH_MODEL appropriately.
25744 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
25745 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
25746 to "-sjlj" according to type of EH configured.
25747 (LIBGCC_SONAME): Concatenate it to shared library base name.
25748 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
25749 to "_sjlj" according to type of EH configured.
25750 (LIBGCC_SONAME): Concatenate it to shared library base name.
25751 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
25752 (SHLIB_LINK): Add missing semicolon to if-else construct.
25753 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25754 string value of "pe_dll" command-line option.
25755 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
25756 (SHLIB_SONAME): Use it when overriding t-cygming default.
25757 (SHLIB_IMPLIB): Override t-cygming default.
25758 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
25759 string value of "pe_dll" command-line option.
25761 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
25764 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
25765 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
25767 2009-01-31 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/38937
25770 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
25771 computing the transitive closure.
25773 2009-01-30 Richard Guenther <rguenther@suse.de>
25775 PR tree-optimization/39041
25776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
25777 Propagate variable indices only if the types match for this stmt.
25779 2009-01-30 Jakub Jelinek <jakub@redhat.com>
25782 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
25783 inline but never defined.
25785 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
25787 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
25788 (*insv_h_di_reg_extimm): New insn.
25789 (*insv_l<mode>_reg_extimm): New insn.
25791 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25793 * config/picochip/picochip.c (flag_conserve_stack): set
25794 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
25795 fconserve-stack. Reduce call-overhead used by inliner.
25797 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
25800 * common.opt (flag_conserve_stack): Initialised to zero.
25802 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
25805 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
25806 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
25809 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
25811 * ira-color.c (allocno_reload_assign): Update comments.
25812 * regmove.c (regmove_optimize): Likewise.
25816 2009-01-29 Robert Millan <rmh@aybabtu.com>
25818 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25819 * config/i386/kopensolaris-gnu.h: New file. Undefine
25820 `MD_UNWIND_SUPPORT'.
25821 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25823 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25825 PR tree-optimization/39007
25826 * tree-loop-distribution.c (generate_builtin): Use
25827 recompute_dominator to compute the immediate dominator of the
25828 basic block just after the loop.
25830 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25832 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25833 (ASM_OUTPUT_DWARF_PCREL): Define.
25835 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25837 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25838 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25839 global. Modify entries about regmove and IRA.
25841 * ra-conflict.c: Remove the file.
25843 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25845 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25846 (pass_regclass_init): Rename to pass_reginfo_init.
25848 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25850 * toplev.h (flag_ira): Remove.
25852 * caller-save.c (setup_save_areas): Remove flag_ira.
25854 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25856 * global.c: Remove the file.
25858 * opts.c (decode_options): Remove flag_ira.
25860 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25862 * regmove.c: Modify file description.
25863 (find_use_as_address, try_auto_increment): Define them only if
25864 AUTO_INC_DEC is defined.
25865 (replacement_quality, replace_in_call_usage, fixup_match_1,
25866 stable_and_no_regs_but_for_p): Remove.
25867 (reg_set_in_bb): Make it static.
25868 (regmove_optimize): Remove flag_ira and code which worked for
25871 * local-alloc.c: Remove the file.
25873 * common.opt (fira): Remove.
25875 * ira.c: Include except.h.
25876 (eliminable_regset): Move from global.c.
25877 (mark_elimination): Ditto. Remove flag_ira.
25878 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25879 equiv_mem_modified, validate_equiv_mem_from_store,
25880 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25881 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25882 no_equiv, recorded_label_ref): Move from local-alloc.c.
25883 (update_equiv_regs): Ditto. Make it static.
25884 (print_insn_chain, print_insn_chains): Move it from global.c.
25885 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25886 (build_insn_chain): Ditto. Make it static.
25887 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25888 Rename to init_live_subregs.
25889 (gate_ira): Remove flag_ira.
25891 * regclass.c: Rename reginfo.c. Change file description.
25892 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25893 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25894 (init_reg_sets_1): Remove code for evaluation of
25895 reg_class_superclasses and losing_caller_save_reg_set.
25896 (init_regs): Remove init_reg_autoinc.
25897 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25898 ok_for_base_p_nonstrict): Remove.
25899 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25900 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25901 corresponding entries.
25902 (dump_regclass, record_operand_costs, scan_one_insn,
25903 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25904 record_address_regs, auto_inc_dec_reg_p): Remove.
25905 (gt-regclass.h): Rename to gt-reginfo.h.
25907 * rtl.h (dump_global_regs, retry_global_alloc,
25908 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25910 * Makefile.in (RA_H): Remove.
25911 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25912 Rename regclass.o to reginfo.o.
25913 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25915 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25916 (GTFILES): Rename regclass.c to reginfo.c.
25918 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25919 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25921 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25922 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25924 (finish_spills): Ditto. Remove code for !flag_ira.
25926 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25928 PR middle-end/35854
25929 * doc/invoke.texi (rtl debug options): Complete rewrite.
25930 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25932 * mode-switching.c (pass_mode_switching): Rename pass from
25933 "mode-sw" to "mode_sw".
25934 * except.c (pass_convert_to_eh_ranges): Rename pass from
25935 "eh-ranges" to "eh_ranges".
25936 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25940 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25941 Alexander Monakov <amonakov@ispras.ru>
25943 PR middle-end/38857
25944 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25946 (move_exprs_to_boundary): Change return type and pass through
25947 should_move from move_op. Relax assert. Update usage ...
25948 (schedule_expr_on_boundary): ... here. Use should_move instead of
25950 (move_op_orig_expr_found): Indicate that insn was disconnected from
25952 (code_motion_process_successors): Do not call after_merge_succs
25953 callback if original expression was not found when traversing any of
25955 (code_motion_path_driver): Change return type. Update prototype.
25956 (move_op): Update comment. Add a new parameter (should_move). Update
25957 prototype. Set *should_move based on indication provided by
25958 move_op_orig_expr_found.
25960 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25962 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25963 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25964 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25965 * config/rs6000/rs6000.c (rs6000_override_options): Default
25966 avoid-indexed-addresses on for Power6, off for everything else.
25967 (avoiding_indexed_address_p): New function.
25968 (rs6000_legitimize_address): Use it.
25969 (rs6000_legitimate_address): Likewise.
25970 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25972 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25974 PR tree-optimization/38997
25975 * tree-loop-distribution.c (generate_memset_zero): Use
25976 POINTER_PLUS_EXPR for a pointer addition.
25978 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25980 * config/s390/s390.md (bswap<mode>2): New pattern added.
25982 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25984 * config/s390/s390.md (*tls_load_31): Added type attribute.
25986 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25988 * config/s390/s390.md: Fix a few comments.
25990 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25992 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25993 (*tm<mode>_full): Fixed z10prop attribute.
25994 (*tst<mode>_extimm): Fixed z10prop attribute.
25995 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25996 (*tstqiCCT_cconly): Fixed z10prop attribute.
25997 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25998 (*movsi_larl): Fixed z10prop attribute.
25999 (*movsi_zarch): Fixed z10prop attribute.
26000 (*movsi_eas): Fixed z10prop attribute.
26001 (*movhi): Fixed z10prop attribute.
26002 (*movqi): Fixed z10prop attribute.
26003 (*movstrictqi): Fixed z10prop attribute.
26004 (*mov<mode>): Fixed z10prop attribute.
26005 (*movcc): Fixed z10prop attribute.
26006 (*sethighpartdi_64): Fixed z10prop attribute.
26007 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
26008 (*negdi2_sign_cc): Fixed z10prop attribute.
26009 (*negdi2_sign): Fixed z10prop attribute.
26010 (*absdi2_sign_cc): Fixed z10prop attribute.
26011 (*absdi2_sign): Fixed z10prop attribute.
26012 (*negabsdi2_sign_cc): Fixed z10prop attribute.
26013 (*negabsdi2_sign): Fixed z10prop attribute.
26014 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
26015 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
26016 (doloop_si64): Fixed z10prop attribute.
26017 (doloop_si31): Fixed z10prop attribute.
26018 (doloop_long): Fixed z10prop attribute.
26019 (indirect_jump): Fixed z10prop attribute.
26020 (nop): Fixed z10prop attribute.
26021 (main_base_64): Fixed z10prop attribute.
26022 (reload_base_64): Fixed z10prop attribute.
26024 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26026 PR rtl-optimization/38740
26027 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
26029 * config/mips/mips.c (mips_reorg): Likewise.
26031 2009-01-28 Richard Guenther <rguenther@suse.de>
26033 PR tree-optimization/38926
26034 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
26035 with the correct value id to a value.
26036 (do_regular_insertion): Use the value number of edoubleprime
26037 for the value number of the expr.
26040 2008-08-21 Richard Guenther <rguenther@suse.de>
26042 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
26043 a PHI ask VN if it is already available.
26044 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
26045 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
26047 2009-01-28 Jakub Jelinek <jakub@redhat.com>
26049 PR middle-end/38934
26050 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
26051 set to varying whenever max has TREE_OVERFLOW set, similarly
26052 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
26054 2009-01-28 Richard Guenther <rguenther@suse.de>
26056 PR middle-end/38908
26057 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
26058 uninitialized aggregate uses in call arguments.
26060 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
26062 PR tree-optimization/38984
26063 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
26064 the nothing_id variable if -fno-delete-null-pointer-checks.
26066 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
26069 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
26070 (set_got_offset_rex64): Ditto.
26072 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
26075 * doc/extend.texi: Improve local variable with asm reg.
26077 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
26079 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
26080 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
26081 was not supplied then set warn_packed_bitfield_compat to the
26082 default value of 1.
26083 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
26086 2009-01-27 Richard Guenther <rguenther@suse.de>
26088 PR tree-optimization/38503
26089 * cfgexpand.c (expand_gimple_basic_block): Ignore
26090 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
26091 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
26092 variables that cannot have TBAA applied.
26093 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
26096 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
26098 PR middle-end/38969
26099 * calls.c (initialize_argument_information): Do not wrap complex
26100 arguments in SAVE_EXPR.
26102 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
26104 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
26105 (INSTALL_LIBGCC): Revert typo commit.
26107 2009-01-26 Richard Guenther <rguenther@suse.de>
26109 PR tree-optimization/38745
26110 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
26111 from special handling.
26113 2009-01-26 Richard Guenther <rguenther@suse.de>
26115 PR tree-optimization/38745
26116 * tree-ssa.c (execute_update_addresses_taken): Do not include
26117 variables that cannot possibly be a register in not_reg_needs.
26118 Do not clear TREE_ADDRESSABLE on vars that may not become
26120 * tree-ssa.c (update_alias_info_1): Include those in the set
26121 of addressable vars.
26123 2009-01-26 Richard Guenther <rguenther@suse.de>
26125 PR middle-end/38851
26126 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
26127 * tree-ssa-dse.c: Include langhooks.h
26128 (execute_simple_dse): Remove stores with zero size.
26130 2009-01-24 Jakub Jelinek <jakub@redhat.com>
26133 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
26136 2009-01-24 Julian Brown <julian@codesourcery.com>
26138 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
26139 config/arm/linux-atomic.c.
26140 * config/arm/linux-atomic.c: New.
26142 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
26144 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
26145 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
26146 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
26148 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
26151 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
26154 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
26156 PR tree-optimization/38953
26157 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
26158 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
26159 (gloog): Split the exit of the scop when the scop exit is a loop exit.
26160 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
26163 2009-01-24 Paul Brook <paul@codesourcery.com>
26165 * config/arm/neon.md (neon_type): Move to arm.md.
26166 (neon_mov<VSTRUCT>): Add neon_type attribute.
26167 * config/arm/arm.md (neon_type): Move to here.
26168 (conds): Add "unconditioal" and use as default for NEON insns.
26170 2009-01-24 Ben Elliston <bje@au.ibm.com>
26172 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
26173 void *' warning from -Wc++-compat.
26174 * Makefile.in (dominance.o-warn): Remove.
26176 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
26178 PR tree-optimization/38932
26179 * fold-const.c (fold_unary_ignore_overflow): New.
26180 * tree.h (fold_unary_ignore_overflow): Declare.
26181 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
26182 * tree-ssa-sccvn.c (visit_reference_op_load,
26183 simplify_unary_expression): Likewise.
26185 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
26187 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
26188 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
26189 regardless of their type.
26190 * c-common.c (handle_packed_attribute): Don't ignore packed on
26192 * c.opt (Wpacked-bitfield-compat): New warning option.
26193 * stor-layout.c (place_field): Warn if offset of a field changed.
26194 * doc/extend.texi (packed): Mention the ABI change.
26195 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
26196 (Warning Options): Add it to the list.
26198 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
26200 * c-opts.c (c_common_post_options): Fix a typo in comments.
26202 2009-01-22 Steve Ellcey <sje@cup.hp.com>
26204 PR middle-end/38615
26205 * gimplify.c (gimplify_init_constructor): Fix promotion of const
26206 variables to static.
26207 * doc/invoke.texi (-fmerge-all-constants): Update description.
26209 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
26212 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
26213 (*movdi_1_rex64): Use type "mmx" for alternative 5.
26215 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
26217 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
26219 (LOCAL_ALIGNMENT): Similarly.
26221 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26222 Joseph Myers <joseph@codesourcery.com>
26224 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
26225 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
26226 * config/arm/arm-tune.md: Regenerate.
26227 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
26230 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
26232 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
26233 version number to five.
26235 2009-01-22 Dodji Seketeli <dodji@redhat.com>
26238 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
26239 * c-common.c (set_underlying_type): Likewise.
26240 (is_typedef_decl ): Likewise
26242 (set_underlying_type): Likewise.
26243 (is_typedef_type): Likewise.
26245 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
26247 PR middle-end/38587
26248 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
26251 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
26254 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
26255 (LIBGCC_SPEC): Don't define.
26256 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
26258 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
26260 PR rtl-optimization/38879
26261 * alias.c (base_alias_check): Unaligned access via AND address can
26262 alias all surrounding object types except those with sizes equal
26263 or wider than the size of unaligned access.
26265 2009-01-21 Dodji Seketeli <dodji@redhat.com>
26268 * c-decl.c (clone_underlying_type): Move this ...
26269 * c-common.c (set_underlying_type): ... here.
26270 Also, make sure the function properly sets TYPE_STUB_DECL() on
26271 the newly created typedef variant type.
26272 (is_typedef_decl ): New entry point.
26273 * tree.h: Added a new member member_types_needing_access_check to
26274 struct tree_decl_non_common.
26275 (set_underlying_type): New entry point.
26276 (is_typedef_type): Likewise.
26278 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
26280 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
26281 Check whether two instructions have memory references that
26282 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
26283 are helper functions for traversing.
26284 * alias.h (insn_alias_sets_confilict_p): New prototypes.
26285 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
26286 not to draw dependency edge for instructions with non-conflicting
26289 2009-01-20 Joseph Myers <joseph@codesourcery.com>
26292 * longlong.h: Update copyright years. Use soft-fp license notice.
26293 Sync __clz_tab declaration with glibc.
26295 2009-01-20 Steve Ellcey <sje@cup.hp.com>
26298 * doc/extend.texi (syscall_linkage): New.
26299 (version_id): Modify.
26301 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
26302 Richard Guenther <rguenther@suse.de>
26304 PR tree-optimization/38747
26305 PR tree-optimization/38748
26306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
26307 conversion if the base address is an indirect reference and the
26308 aliasing sets could cause issues.
26310 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26312 * common.opt (fgraphite, fgraphite-identity): Add comment for
26313 explaining why these options are not documented.
26315 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
26317 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
26318 gimple_call_lhs is NULL.
26320 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
26323 * emit-rtl.c (adjust_address_1): Make sure memref is never
26326 2009-01-20 Ben Elliston <bje@au.ibm.com>
26328 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26329 const qualifier from arg parameter. Remove unnecessary cast to char *.
26330 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
26331 const qualifier from arg 2.
26333 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
26335 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
26337 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
26340 * rtl.h (reinit_regs): New prototype.
26341 * regclass.c: Include ira.h.
26342 (reinit_regs): New.
26343 * Makefile.in (regclass.o): Add ira.h.
26344 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
26346 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
26349 * c-common.c (handle_aligned_attribute): Use
26350 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
26351 default alignment value.
26353 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
26355 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
26356 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
26358 * doc/extend.texi: Update __attribute__ ((aligned)). Document
26359 __BIGGEST_ALIGNMENT__.
26361 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
26363 2009-01-18 Richard Guenther <rguenther@suse.de>
26365 PR tree-optimization/38819
26366 * tree-flow.h (operation_could_trap_helper_p): Declare.
26367 * tree-eh.c (operation_could_trap_helper_p): Export.
26368 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
26369 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
26370 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
26371 are about to insert a possibly trapping instruction and fail
26374 2009-01-18 Andreas Schwab <schwab@suse.de>
26376 * doc/install.texi (Configuration): Remove obsolete paragraph
26377 about use of --with-gnu-ld with --with-gnu-as.
26379 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
26381 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
26382 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
26383 Follow spelling conventions.
26385 2009-01-18 Ben Elliston <bje@au.ibm.com>
26387 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
26388 C++ warning about implicit conversion from void * to struct
26390 (bitmap_obstack_free): Likewise for bitmap_element *.
26391 * Makefile.in (bitmap.o-warn): Remove.
26393 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
26395 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
26397 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
26398 Tobias Grosser <tobi.grosser@amd.com>
26400 * graphite.c (graphite_trans_scop_block): Do not block single
26403 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
26405 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
26406 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
26407 test with assertion.
26409 2009-01-16 Richard Guenther <rguenther@suse.de>
26411 PR tree-optimization/38835
26412 PR middle-end/36227
26413 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
26414 and INT + PTR -> (INT)(PTR p+ INT) folding.
26415 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
26417 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
26420 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
26421 the subreg from a lowpart subreg if it is also casting the value.
26423 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26424 Tobias Grosser <tobi.grosser@amd.com>
26426 * graphite.c (compare_prefix_loops): New.
26427 (build_scop_canonical_schedules): Rewritten.
26428 (graphite_transform_loops): Move build_scop_canonical_schedules
26429 after build_scop_iteration_domain.
26431 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
26432 Tobias Grosser <tobi.grosser@amd.com>
26434 * graphite.c (add_conditions_to_domain): Add the loops to
26435 the dimension of the iteration domain. Do copy the domain
26436 only when it exists.
26437 (build_scop_conditions_1): Do not call add_conditions_to_domain.
26438 (add_conditions_to_constraints): New.
26439 (can_generate_code_stmt, can_generate_code): Removed.
26440 (gloog): Do not call can_generate_code.
26441 (graphite_transform_loops): Call add_conditions_to_constraints
26442 after building the iteration domain.
26444 2009-01-16 Jakub Jelinek <jakub@redhat.com>
26446 PR tree-optimization/38789
26447 * tree-ssa-threadedge.c
26448 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
26449 __builtin_constant_p.
26451 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
26453 * dce.c (delete_unmarked_insns): Reversed the order that insns are
26454 examined before deleting them.
26456 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
26458 * function.c (aggregate_value_p): Correctly extract the function
26459 type from CALL_EXPR_FN lookup.
26461 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26463 * config/picochip/picochip.c (picochip_override_options): Revert
26464 CFI asm flag disable commited previously.
26466 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
26467 Tobias Grosser <tobi.grosser@amd.com>
26468 Jan Sjodin <jan.sjodin@amd.com>
26470 * graphite.c (scan_tree_for_params): On substractions negate
26471 all the coefficients of the term.
26472 (clast_to_gcc_expression_red): New. Handle reduction expressions
26473 of more than two operands.
26474 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
26475 (get_vdef_before_scop): Handle also the case of default definitions.
26477 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
26479 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
26480 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
26481 Also use them when walking CALL_INSN_FUNCTION_USAGE.
26483 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
26484 Joey Ye <joey.ye@intel.com>
26486 PR middle-end/37843
26487 * cfgexpand.c (expand_stack_alignment): Don't update stack
26488 boundary nor check incoming stack boundary here.
26489 (gimple_expand_cfg): Update stack boundary and check incoming
26490 stack boundary here.
26492 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
26494 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
26496 2009-01-14 Jakub Jelinek <jakub@redhat.com>
26498 PR rtl-optimization/38245
26499 * calls.c (expand_call): Add stack arguments to
26500 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26501 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
26502 in regs and partially in memory or BLKmode arguments.
26503 (emit_library_call_value_1): Add stack arguments to
26504 CALL_INSN_FUNCTION_USAGE even for pure calls (when
26505 ACCUMULATE_OUTGOING_ARGS).
26506 * dce.c: Include tm_p.h.
26507 (find_call_stack_args): New function.
26508 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
26510 (mark_insn): Call find_call_stack_args for CALL_Ps.
26511 (prescan_insns_for_dce): Walk insns backwards in bb rather than
26512 forwards. Allocate and free arg_stores bitmap if needed, pass it
26513 down to deletable_insn_p, don't mark stores set in arg_stores
26514 bitmap, clear the bitmap at the beginning of each bb.
26515 * Makefile.in (dce.o): Depend on $(TM_P_H).
26517 2009-01-14 Michael Meissner <gnu@the-meissners.org>
26520 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
26521 to make sure the insn is a conditional test (bug 22599). Reformat a
26524 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
26526 PR middle-end/38431
26527 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
26528 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
26529 (gloog): Do not call cleanup_tree_cfg.
26530 (graphite_transform_loops): Call cleanup_tree_cfg after all
26531 scops have been code generated.
26533 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
26534 * doc/gty.texi (Invoking the garbage collector): Added new node
26535 and section documenting ggc_collect.
26537 2009-01-14 Richard Guenther <rguenther@suse.de>
26539 PR tree-optimization/38826
26540 PR middle-end/38477
26541 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
26542 initialization notes only if we actually emitted a warning.
26543 (intra_create_variable_infos): Add constraints for a result decl
26544 that is passed by hidden reference.
26545 (build_pred_graph): Mark all related variables non-direct on
26548 2009-01-14 Nick Clifton <nickc@redhat.com>
26550 * ira-conflicts.c: Include addresses.h for the definition of
26552 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
26553 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
26555 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
26558 * Makefile.in (ira-lives.o): Add except.h.
26560 * ira-lives.c: Include except.h.
26561 (process_bb_node_lives): Process can_throw_internal.
26563 2009-01-13 Jakub Jelinek <jakub@redhat.com>
26565 PR rtl-optimization/38774
26566 * combine.c (simplify_set): When undoing cc_use change, don't do
26567 PUT_CODE on the newly created comparison, but instead put back the
26570 2009-01-13 Joseph Myers <joseph@codesourcery.com>
26572 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
26573 values. Remove duplicate arm8 entry.
26575 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26577 PR tree-optimization/38786
26578 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
26579 the SSA_NAME case of expand_scalar_variables_expr.
26580 Set the type of an expression to the type of its assign statement.
26581 (expand_scalar_variables_expr): Also gather the scalar computation
26582 used to index the memory access. Do not pass loop_p.
26583 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
26584 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
26585 the gimple_stmt_iterator where it inserts new code.
26586 Do not pass loop_p.
26587 (copy_bb_and_scalar_dependences): Do not pass loop_p.
26588 (translate_clast): Update call to copy_bb_and_scalar_dependences.
26590 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
26592 * graphite.h (debug_value): Removed.
26593 * graphite.c (debug_value): Removed.
26595 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26597 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
26598 ldrd/strd with two 32-bit instructions.
26600 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
26602 * config/arm/arm.c (struct processors): Pass for speed down into
26603 cost helper functions.
26604 (const_ok_for_op): Handle COMPARE and inequality nodes.
26605 (arm_rtx_costs_1): Rewrite.
26606 (arm_size_rtx_costs): Update prototype.
26607 (arm_rtx_costs): Pass speed down to helper functions.
26608 (arm_slowmul_rtx_costs): Rework cost calculations.
26609 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
26610 (arm_9e_rtx_costs): Likewise.
26612 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
26614 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
26615 relocations of local symbols wider than UNITS_PER_WORD are not valid.
26616 (alpha_legitimize_address): Do not split local symbols wider than
26617 UNITS_PER_WORD into HIGH/LO_SUM parts.
26619 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
26622 * gcc.c (process_command): Replace call to execvp with calls
26623 to pex_one and exit.
26625 2009-01-03 Anatoly Sokolov <aesok@post.ru>
26628 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
26629 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
26630 variant for devices with 3-byte PC.
26631 (__tablejump_elpm__): New.
26633 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26636 * c-parser.c (c_parser_postfix_expression): Allow `->' in
26637 offsetof member-designator, handle it as `[0].'.
26639 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26641 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
26642 function when not using named sections on targets with named sections
26643 if branch distance is less than 262132.
26645 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
26647 * combine.c (combine_instructions): Recompute
26648 optimize_this_for_speed_p for each BB in the main combine loop.
26650 2009-01-12 Tomas Bily <tbily@suse.cz>
26653 * tree-loop-distribution.c (prop_phis): New function.
26654 (generate_builtin): Call prop_phis.
26656 2009-01-12 Jakub Jelinek <jakub@redhat.com>
26658 PR tree-optimization/38807
26659 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
26660 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
26662 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
26664 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
26665 subreg of op0 to the original op0.
26667 2009-01-11 Laurent GUERBY <laurent@guerby.net>
26669 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
26671 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
26674 * mips-tfile.c (parse_def): Fix parsing of def strings
26675 starting with digits.
26677 2009-01-10 Jakub Jelinek <jakub@redhat.com>
26680 * config/arm/arm.c (arm_is_long_call_p): Don't call
26681 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
26683 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
26685 * regrename.c (regrename_optimize): Fix dumping.
26686 (find_oldest_value_reg): Preserve REG_POINTER.
26687 (copy_hardreg_forward_1): Likewise.
26689 2009-01-09 Diego Novillo <dnovillo@google.com>
26691 * gimple.h (struct gimple_statement_base) <uid>: Document
26692 the restrictions on its use.
26693 (gimple_uid): Tidy.
26694 (gimple_set_uid): Tidy.
26696 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26698 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
26699 zero guard even if align_bytes != 0 and count is smaller than
26702 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
26704 PR rtl-optimization/38495
26705 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
26706 (add_range_and_copies_from_move_list): Print all added ranges.
26707 Add ranges to memory optimized destination.
26709 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26713 * config/i386/i386.c (override_options): Reject
26714 -mstringop-strategy=rep_8byte with -m32.
26715 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
26716 to 1. Do count comparison against epilogue_size_needed at compile
26717 time even when count_exp was constant forced into register. For
26718 size_needed don't jump to epilogue, instead just avoid aligning
26719 and invoke the body algorithm. If need_zero_guard, add zero guard
26720 even if count is non-zero, but smaller than size_needed + number of
26721 bytes that could be stored for alignment.
26722 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
26723 to 1. If need_zero_guard, add zero guard even if count is non-zero,
26724 but smaller than size_needed + number of bytes that could be stored
26725 for alignment. Compare size_needed with epilogue_size_needed instead
26726 of desired_align - align, don't adjust size_needed, pass
26727 epilogue_size_needed to the epilogue expanders.
26730 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
26732 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26734 * pa.c (last_address): Change to unsigned.
26735 (update_total_code_bytes): Change argument to unsigned. Don't
26736 check if insn addresses are set.
26737 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
26738 addresses are not set.
26739 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
26741 2009-01-09 Nick Clifton <nickc@redhat.com>
26743 * config/sh/symbian.c: Replace uses of DECL_INLINE with
26744 DECL_DECLARED_INLINE_P.
26746 2009-01-09 Jakub Jelinek <jakub@redhat.com>
26748 PR middle-end/38347
26749 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
26750 GET_MODE (op0) in operand_subword_force calls.
26752 PR middle-end/38771
26753 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
26754 fold_convert arg0 operands to TREE_TYPE (op0) first.
26756 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
26758 * params.def (ira-max-conflict-table-size): Decrease default value
26761 2009-01-08 Jakub Jelinek <jakub@redhat.com>
26763 PR tree-optimization/37031
26764 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
26766 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
26767 allocate it using gc instead of heap, use VEC_quick_push instead of
26769 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
26770 instead of heap, use VEC_quick_push instead of VEC_safe_push.
26771 * tree-data-ref.h (struct access_matrix): Change matrix to gc
26772 allocated vector from heap allocated.
26773 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
26774 * tree-loop-linear.c (linear_transform_loops): Allocate nest
26775 vector only after perfect_loop_nest_depth call.
26777 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
26778 Jan Sjodin <jan.sjodin@amd.com>
26780 PR tree-optimization/38559
26781 * graphite.c (debug_value, copy_constraint,
26782 swap_constraint_variables, scale_constraint_variable, ): New.
26783 (get_lower_bound, get_upper_bound): Removed.
26784 (graphite_trans_bb_strip_mine): Clean up this code that works
26785 only for constant number of iterations. Fully copy upper and
26786 lower bound constraints, not only the constant part of them.
26787 * graphite.h (debug_value): Declared.
26789 2009-01-08 Ira Rosen <irar@il.ibm.com>
26791 PR tree-optimization/37194
26792 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
26793 Don't add the cost of cost model guard in prologue to scalar
26794 outside cost in case of known number of iterations.
26796 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
26797 Alan Modra <amodra@bigpond.net.au>
26799 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
26800 non-word-aligned REG+CONST addressing.
26802 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26805 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
26806 free_after_compilation when outputting a thunk.
26807 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
26808 Do not call free_after_compilation here.
26810 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
26812 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
26813 (ix86_valid_target_attribute_inner_p): Ditto.
26815 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26817 PR tree-optimization/38492
26818 PR tree-optimization/38498
26819 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26820 * tree-chrec.h (scev_is_linear_expression): Declared.
26821 * graphite.c (graphite_cannot_represent_loop_niter): New.
26822 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26823 (graphite_loop_normal_form): Use gcc_assert.
26824 (scan_tree_for_params): Use CASE_CONVERT.
26825 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26826 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26827 Use gcc_assert. Discard scops that contain unhandled cases.
26828 (build_scop_conditions): Return a boolean status for unhandled cases.
26829 (strip_mine_profitable_p): Print the loop number, not its depth.
26830 (is_interchange_valid): Pass the depth of the loop nest, don't
26831 recompute it wrongly.
26832 (graphite_trans_bb_block): Same.
26833 (graphite_trans_bb_block): Print tentative of loop blocking.
26834 (graphite_trans_scop_block): Do not print that the loop has been
26836 (graphite_transform_loops): Do not handle scops that contain condition
26839 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26841 AVX Programming Reference (December, 2008)
26842 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26843 (_mm256_stream_pd): Likewise.
26844 (_mm256_stream_ps): Likewise.
26846 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26847 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26848 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26849 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26850 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26851 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26852 (ix86_expand_special_args_builtin): Likewise.
26854 * config/i386/sse.md (AVXMODEDI): New.
26855 (avx_movnt<mode>): Likewise.
26856 (avx_movnt<mode>): Likewise.
26857 (<sse>_movnt<mode>): Remove AVX support.
26858 (sse2_movntv2di): Likewise.
26860 2009-01-07 Richard Guenther <rguenther@suse.de>
26862 PR middle-end/38751
26863 * fold-const.c (extract_muldiv): Remove obsolete comment.
26864 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26865 to PLUS_EXPR canonicalization for the canonicalization.
26867 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26869 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26870 hosted cross-compilers generating less efficient code.
26872 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26874 * function.h (rtl_data): Add a dbr_scheduled_p field.
26875 * reorg.c (dbr_schedule): Set it.
26876 (gate_handle_delay_slots): Check it.
26877 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26878 (mips_reorg): Check flag_delayed_branch instead of
26879 mips_base_delayed_branch.
26880 (mips_override_options): Don't set mips_base_delayed_branch
26881 or flag_delayed_branch.
26883 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26885 PR rtl-optimization/38426.
26886 * ira.c (ira): Set current_function_is_leaf earlier.
26888 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26890 PR rtl-optimization/38722
26891 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26892 too early, only set a flag and modify after last possible
26895 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26898 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26899 * real.c (decimal_single_format): Correct values of emin and emax.
26900 (decimal_double_format): Ditto.
26901 (decimal_quad_format): Ditto.
26902 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26903 computation of DECnn_MIN and DECnn_MAX for corrected values of
26904 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26905 __DECnn_MIN__, and adjust its computation for the corrected value
26908 2009-01-06 Jan Hubicka <jh@suse.cz>
26911 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26913 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26915 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26916 Add Robert Clark to the list of testers.
26918 2009-01-06 Jan Hubicka <jh@suse.cz>
26919 Kai Tietz <kai.tietz@onevision.com>
26921 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26922 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26924 2009-01-06 Jan Hubicka <jh@suse.cz>
26925 Kai Tietz <kai.tietz@onevision.com>
26927 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26929 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26930 (ix86_nsaved_regs): Count only general purpose regs.
26931 (ix86_nsaved_sseregs): New.
26932 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26933 to 16 for w64; compute padding and size of sse reg save area.
26934 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26935 general purpose regs.
26936 (ix86_emit_save_sse_regs_using_mov): New.
26937 (ix86_expand_prologue): Save SSE regs if needed.
26938 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26939 (ix86_emit_restore_sse_regs_using_mov): New.
26940 (ix86_expand_epilogue): Save SSE regs if needed.
26942 2009-01-06 Jan Hubicka <jh@suse.cz>
26943 Kai Tietz <kai.tietz@onevision.com>
26945 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26946 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26947 functions when accumulate outgoing args is off.
26949 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26952 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26953 before using pseudos_have_intersected_live_ranges_p.
26955 * ira-int.h (ira_assert): Always define.
26957 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26959 AVX Programming Reference (December, 2008)
26960 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26961 (_mm256_permute2_pd): Likewise.
26962 (_mm_permute2_ps): Likewise.
26963 (_mm256_permute2_ps): Likewise.
26964 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26965 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26967 * config/i386/i386.c (ix86_builtins): Remove
26968 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26969 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26970 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26971 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26972 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26973 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26974 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26975 __builtin_ia32_vpermil2ps256.
26976 (ix86_init_mmx_sse_builtins): Updated.
26977 (ix86_expand_args_builtin): Likewise.
26979 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26981 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26982 long absolute calls when generating PA 2.0 code.
26984 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26986 PR rtl-optimization/38583
26987 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26989 * params.def (ira-max-conflict-table-size): New.
26991 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26993 * ira.h (ira_conflicts_p): New external definition.
26995 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26996 table. Report this. Return result of building.
26997 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26998 building conflict table.
27000 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
27001 (ira_color): Use ira_conflicts_p.
27003 * global.c: Include ira.h.
27004 (pseudo_for_reload_consideration_p, build_insn_chain): Use
27007 * Makefile.in (global.o): Add ira.h.
27009 * ira-build.c (mark_all_loops_for_removal,
27010 propagate_some_info_from_allocno): New.
27011 (remove_unnecessary_allocnos): Call
27012 propagate_some_info_from_allocno.
27013 (remove_low_level_allocnos): New.
27014 (remove_unnecessary_regions): Add parameter. Call
27015 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
27016 parameter to remove_unnecessary_regions.
27017 (ira_build): Remove all regions but root if the conflict table was
27018 not built. Update conflict hard regs for allocnos crossing calls.
27020 * ira.c (ira_conflicts_p): New global.
27021 (ira): Define and use ira_conflicts_p.
27023 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27024 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
27025 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
27027 2009-01-06 Ben Elliston <bje@au.ibm.com>
27029 * gengtype-lex.l (YY_NO_INPUT): Define.
27031 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
27034 * c-common.c (handle_vector_size_attribute): Also reject
27035 BOOLEAN_TYPE types.
27037 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
27039 PR tree-optimization/38492
27040 * graphite.c (rename_map_elt, debug_rename_elt,
27041 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
27042 rename_map_elt_info, eq_rename_map_elts,
27043 get_new_name_from_old_name, bb_in_sese_p): Moved around.
27044 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
27045 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
27046 (sese_build_livein_liveouts): New.
27047 (new_sese, free_sese): New.
27048 (new_scop): Call new_sese.
27049 (free_scop): Call free_sese.
27050 (rename_variables_from_edge, rename_phis_end_scop): Removed.
27051 (register_old_new_names): Renamed register_old_and_new_names.
27052 (register_scop_liveout_renames, add_loop_exit_phis,
27053 insert_loop_close_phis, struct igp,
27054 default_liveout_before_guard, add_guard_exit_phis,
27055 insert_guard_phis, copy_renames): New.
27056 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
27057 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
27058 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
27059 (scop_adjust_phis_for_liveouts): New.
27060 (gloog): Call scop_adjust_phis_for_liveouts.
27062 * graphite.h (struct sese): Documented. Added fields liveout,
27063 num_ver and livein.
27064 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
27065 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
27066 (struct scop): Added field liveout_renames.
27067 (SCOP_LIVEOUT_RENAMES): New.
27069 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27071 PR tree-optimization/38510
27072 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
27073 (translate_clast): Call recompute_all_dominators before
27075 (gloog): Call recompute_all_dominators before graphite_verify.
27077 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
27078 Jan Sjodin <jan.sjodin@amd.com>
27080 PR tree-optimization/38500
27081 * graphite.c (create_sese_edges): Call fix_loop_structure after
27084 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
27086 * config.gcc: Add m32r*-*-rtems*.
27087 * config/m32r/rtems.h: New file.
27089 2009-01-05 Ben Elliston <bje@au.ibm.com>
27091 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
27092 (.po.pox): Likewise.
27093 (po/gcc.pot): Likewise.
27095 2009-01-04 David S. Miller <davem@davemloft.net>
27097 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
27098 (STARTING_FRAME_OFFSET): Always set to zero.
27100 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27102 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
27103 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
27104 fixed-point types, and vectors of the same.
27106 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
27108 * config/mips/sync.md (*mb_barrier): Rename to...
27109 (*memory_barrier): ...this.
27111 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
27113 * doc/extend.texi (Function Attributes): Move @cindex after @item
27114 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
27115 and put in alphabetical order. Fix 'target' name and put in order.
27116 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
27119 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
27121 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
27122 (memory_barrier): Expand as unspec instead of unspec_volatile.
27123 Remove mem:BLK from insn operands. Use Pmode scratch register.
27124 (*memory_barrier): Define as unspec instead of unspec_volatile.
27125 Use (match_dup 0) as input operand.
27127 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
27128 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
27129 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
27130 scratch register. Remove operand 1.
27131 (*stbar): Define as unspec instead of unspec_volatile.
27132 Use (match_dup 0) as input operand, remove (const_int 8).
27133 (*membar): Define as unspec instead of unspec_volatile.
27134 Use (match_dup 0) as input operand, remove input operand 2.
27136 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
27137 (memory_barrier): Expand as unspec instead of unspec_volatile.
27138 Remove mem:BLK from insn operands. Use Pmode scratch register.
27139 (*memory_barrier): Define as unspec instead of unspec_volatile.
27140 Use (match_dup 0) as input operand.
27142 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
27143 Remove mem:BLK from insn operands. Use Pmode scratch register.
27144 Set volatile flag on operand 0.
27145 (*memory_barrier): New insn pattern.
27147 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
27149 (*memory_barrier): Use (match_dup 0) as input operand.
27151 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
27152 Remove mem:BLK from insn operands. Use Pmode scratch register.
27153 Set volatile flag on operand 0.
27154 (*mb_internal): New insn pattern.
27156 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
27158 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27160 PR middle-end/38586
27161 * function.c (struct temp_slot): Move to the section of the file
27162 that deals with temp slots. Remove field 'address'.
27163 (temp_slot_address_table): New hash table of address -> temp slot.
27164 (struct temp_slot_address_entry): New struct, items for the table.
27165 (temp_slot_address_compute_hash, temp_slot_address_hash,
27166 temp_slot_address_eq, insert_temp_slot_address): Support functions
27168 (find_temp_slot_from_address): Rewrite to use the new hash table.
27169 (remove_unused_temp_slot_addresses): Remove addresses of temp
27170 slots that have been made available.
27171 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
27172 worker function for remove_unused_temp_slot_addresses.
27173 (assign_stack_temp_for_type): Don't clear the temp slot address list.
27174 Add the temp slot address to the address -> temp slot map.
27175 (update_temp_slot_address): Update via insert_temp_slot_address.
27176 (free_temp_slots): Call remove_unused_temp_slot_addresses.
27177 (pop_temp_slots): Likewise.
27178 (init_temp_slots): Allocate the address -> temp slot map, or empty
27179 the map if it is already allocated.
27180 (prepare_function_start): Initialize temp slot processing.
27182 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
27184 PR middle-end/38584
27185 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
27186 Calculate the size of all stack vars assuming no packing of stack
27187 vars will happen, replacing a quadratic algorithm with a linear one.
27189 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27192 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
27195 2009-01-03 Diego Novillo <dnovillo@google.com>
27197 * doc/contrib.texi: Update contributions.
27199 2009-01-03 Jakub Jelinek <jakub@redhat.com>
27202 * builtins.c (fold_builtin_memory_op): Give up if either operand
27203 is volatile. Set srctype or desttype to non-qualified version
27207 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
27208 and FUNCTION_DECLs.
27210 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
27212 PR rtl-optimization/35805
27213 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
27214 problem if fast dce is able to remove any instructions.
27215 * dce.c (dce_process_block): Fix dump message.
27217 2009-01-02 Mark Mitchell <mark@codesourcery.com>
27220 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
27222 2009-01-02 Jakub Jelinek <jakub@redhat.com>
27224 PR middle-end/38690
27225 * tree-flow.h (op_code_prio, op_prio): New prototypes.
27226 * tree-pretty-print.c (op_code_prio): New function.
27227 (op_prio): No longer static. Use op_code_prio.
27228 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
27229 Use op_prio and op_code_prio to determine if () should be
27230 printed around operand(s) or not.
27232 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
27233 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
27234 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
27235 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
27236 pp_character instead of pp_string for single letter printing.
27238 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
27240 * doc/extend.texi: Fix '#pragma GCC option' typo.
27242 2009-01-02 Richard Guenther <rguenther@suse.de>
27244 * doc/install.texi (--enable-checking): Mention different
27245 default for stage1.
27246 (--enable-stage1-checking): Document.
27248 2009-01-01 Andrew Pinski <pinskia@gmail.com>
27250 PR middle-end/30142
27251 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
27252 case to be an error.
27254 2009-01-02 Ben Elliston <bje@au.ibm.com>
27256 * config/fp-bit.h (pack_d): Constify argument.
27257 * config/fp-bit.c (makenan): Constify return type. Remove casts.
27258 (isnan): Constify argument.
27260 (iszero): Likewise.
27261 (pack_d): Likewise.
27262 (_fpadd_parts): Constify return type.
27263 (_fpmul_parts): Likewise.
27264 (_fpdiv_parts): Likewise.
27266 2009-01-01 Jakub Jelinek <jakub@redhat.com>
27269 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
27270 warn about overwriting initializer with side-effects or
27271 -Woverride-init if !IMPLICIT.
27272 (output_init_element): Likewise. Pass IMPLICIT down to
27274 (process_init_element): Add IMPLICIT argument. Pass it down
27275 to output_init_element.
27276 (push_init_element, pop_init_level, set_designator): Adjust
27277 process_init_element callers.
27278 (set_nonincremental_init, set_nonincremental_init_from_string):
27279 Adjust add_pending_init callers.
27280 (output_pending_init_elements): Adjust output_init_element callers.
27281 * c-tree.h (process_init_element): Adjust prototype.
27282 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
27283 process_init_element callers.
27286 Copyright (C) 2009 Free Software Foundation, Inc.
27288 Copying and distribution of this file, with or without modification,
27289 are permitted in any medium without royalty provided the copyright
27290 notice and this notice are preserved.