1 2009-04-15 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
4 out a necessary conversion.
5 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
6 names we didn't value number.
7 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
9 2009-04-15 Richard Guenther <rguenther@suse.de>
11 PR tree-optimization/39764
12 * tree-ssa-ccp.c (get_value): Canonicalize value with
13 canonicalize_float_value.
15 2009-04-15 Jan Hubicka <jh@suse.cz>
17 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18 Wrong version of patch.
20 2009-04-15 Jan Hubicka <jh@suse.cz>
22 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27 our distinct integral and vector types.
29 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
31 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
32 * init.c (build_vtbl_address): Remove call to assemble_external.
34 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
36 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
37 output for other floating point modes.
39 2009-04-14 Diego Novillo <dnovillo@google.com>
41 * diagnostic.c (diagnostic_report_diagnostic): Do not
42 warn about loaded plugins for DK_ERROR and DK_WARNING.
43 * c-decl.c (declspecs_add_type): Move call to
44 invoke_plugin_callbacks ...
45 * c-parser.c (c_parser_declspecs): ... here.
46 * plugin.c (dump_active_plugins): Tidy output.
48 2009-04-14 Diego Novillo <dnovillo@google.com>
49 Le-Chun Wu <lcwu@google.com>
51 * configure.ac: Add --enable-plugin support.
52 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
53 * Makefile.in (PLUGIN_H): Define.
54 Export ENABLE_PLUGIN and GMPINC to site.exp.
55 Add PLUGINLIBS to link command.
56 Add/modify dependencies for plugin.o and files including plugin.h.
58 * config.in: Regenerate.
60 * opts.c (common_handle_option): Handle OPT_fplugin_ and
63 2009-04-14 Le-Chun Wu <lcwu@google.com>
65 * tree-pass.h (register_one_dump_file): Add a prototype for
66 register_one_dump_file.
67 * toplev.c (compile_file): Call initialize_plugins.
68 (do_compile): Call invoke_plugin_callbacks.
69 (toplev_main): Call invoke_plugin_callbacks.
70 * common.opt: Add -fplugin= and -fplugin-arg-.
71 * gcc-plugin.h: New public header file for plugins to include.
72 * plugin.c: New source file.
73 * plugin.h: New internal header file.
74 * passes.c (register_one_dump_file): Make it external.
76 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
78 2009-04-14 Diego Novillo <dnovillo@google.com>
80 * doc/plugins.texi: New.
81 * doc/gccint.texi: Add reference to Plugins chapter.
82 * doc/invoke.texi: Document -fplugin and -fplugin-arg
83 * diagnostic.c (diagnostic_report_diagnostic): Warn about
84 loaded plugins, if any.
85 * timevar.def (TV_PLUGIN_INIT): Define.
86 (TV_PLUGIN_RUN): Define.
87 * plugin.c: Include timevar.h
88 (plugins_active_p): New.
89 (dump_active_plugins): New.
90 (debug_active_plugins): New.
92 2009-04-14 Joseph Myers <joseph@codesourcery.com>
94 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
96 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
98 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
100 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
101 the same as a minus without a shift.
103 2009-04-14 Nick Clifton <nickc@redhat.com>
105 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
106 comparisons with small integers will always produce a short
109 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
113 2008-12-19 Diego Novillo <dnovillo@google.com>
115 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
117 2000-04-14 Richard Guenther <rguenther@suse.de>
119 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
121 (verify_gimple_assign_binary): Likewise. Handle shifts and
123 (verify_gimple_phi): Print the mismatched argument position.
124 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
126 (vect_update_init_of_dr): Likewise.
127 * matrix-reorg.c (transform_access_sites): Do what the
129 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
131 2009-04-13 Michael Eager <eager@eagercon.com>
133 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
134 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
135 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
136 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
137 remove duplicate config
139 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
141 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
142 file_name:line_number type locator of the call site.
144 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
146 * genautomata.c: Put blank after comma.
147 (automaton_decls): New.
148 (struct unit_usage): Add comments to member next.
149 (store_alt_unit_usage): Keep the list ordered.
150 (unit_present_on_list_p, equal_alternatives_p): New.
151 (check_regexp_units_distribution): Check units distribution
152 correctness correctly.
153 (main): Don't write automata if error is found. Return correct
156 * config/m68k/cf.md (cfv4_ds): Remove.
157 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
158 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
160 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
161 power4-load-ext, power4-store, power4-store-update,
162 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
163 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
164 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
165 power4-sqrt, power4-isync): Modify reservation to make correct
166 unit distribution to automata.
168 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
169 power5-store-update, power5-two, power5-three, power5-lmul,
170 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
172 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
174 * except.c (pass_set_nothrow_function_flags): Set name and add
176 (set_nothrow_function_flags): Mention in the dump file when
177 changing a function to nothrow.
179 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
182 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
183 instead of unsigned long.
185 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
187 * config/arm/arm.c (return_used_this_function): Remove.
188 (arm_output_function_prologue): Remove use of
189 return_used_this_function.
190 (output_return_instruction): Replace use of
191 return_used_this_function
192 by cfun->machine->return_used_this_function.
193 (arm_output_epilogue): Likewise.
194 (arm_output_function_epilogue): Likewise.
195 (thumb_unexpanded_epilogue): Likewise.
196 * config/arm/arm.h (struct machine_function):
197 New member return_used_this_function.
199 2009-04-12 Mark Mitchell <mark@codesourcery.com>
201 * doc/install.texi: Correct description of default directory for
202 --with-gxx-include-dir.
204 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
206 * fold-const.c (build_range_check): Properly deal with enumeral and
209 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
211 * doc/invoke.texi (max_gcse_passes): Remove documentation.
212 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
213 * params.h (MAX_GCSE_PASSES): Remove.
214 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
215 in sequence. Remove ability to run multiple passes.
216 (bypass_jumps): Report run as third CPROP pass.
218 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
221 * except.c (can_throw_external): Look at each insn in a SEQUENCE
222 when deciding whether the whole SEQUENCE can throw.
224 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
227 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
228 offseted label references.
230 2009-04-11 Jan Hubicka <jh@suse.cz>
232 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
234 2009-04-11 Richard Guenther <rguenther@suse.de>
237 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
238 return variables as TREE_ADDRESSABLE.
240 2009-04-11 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/39713
243 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
244 reference trees have SSA_NAME operands.
246 2009-04-11 Richard Guenther <rguenther@suse.de>
249 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
252 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
254 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
255 match changes in Cygwin 1.7
256 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
257 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
259 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
261 PR tree-optimization/39701
262 * doc/invoke.texi (Optimization Options): Document change in
263 meaning and initialization of -fdelete-null-pointer-checks.
265 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
268 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
270 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
273 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
275 2009-04-10 Chao-ying Fu <fu@mips.com>
277 * doc/tm.texi (Instruction Output): Document
278 TARGET_ASM_FINAL_POSTSCAN_INSN.
279 * target.h (final_postscan_insn): New field in asm_out.
280 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
281 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
282 * final.c (final_scan_insn): Call
283 targetm.asm_out.final_postscan_insn after outputting
284 an asm macro and a normal instruction.
286 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
287 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
288 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
289 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
290 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
292 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
295 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
296 variables as non-NULL even with -fdelete-null-pointer-checks.
298 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
300 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
302 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
305 * config/i386/i386.c (classify_argument): Handle SCmode with
306 (bit_offset % 64) != 0.
308 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
310 * doc/invoke.texi (Optimize Options): Add cross-reference to
311 -Q --help=optimizers examples.
313 2009-04-10 Ben Elliston <bje@au.ibm.com>
316 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
317 regalign for the reg == fpr and TDmode case.
319 2009-04-09 David Ayers <ayers@fsfe.org>
322 * objc/objc-act.c (warn_with_method): Remove helper function.
323 (check_duplicates): Call warning and inform directly.
324 (really_start_method): Likewise.
326 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
328 * expmed.c (expand_divmod): Always use a comparison for a division
329 by a large unsigned integer.
331 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
332 for things others than variables or functions as nonzero.
334 2009-04-09 Nick Clifton <nickc@redhat.com>
336 * unwind-compat.c: Change copyright header to refer to version
337 3 of the GNU General Public License with version 3.1 of the
338 GCC Runtime Library Exception and to point readers at the
339 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
340 * config/alpha/crtfastmath.c: Likewise.
341 * config/alpha/linux-unwind.h: Likewise.
342 * config/alpha/qrnnd.asm: Likewise.
343 * config/alpha/vms-crt0-64.c: Likewise.
344 * config/alpha/vms-crt0.c: Likewise.
345 * config/alpha/vms-dwarf2.asm: Likewise.
346 * config/alpha/vms-dwarf2eh.asm: Likewise.
347 * config/alpha/vms-psxcrt0-64.c: Likewise.
348 * config/alpha/vms-psxcrt0.c: Likewise.
349 * config/alpha/vms_tramp.asm: Likewise.
350 * config/arc/initfini.c: Likewise.
351 * config/arc/lib1funcs.asm: Likewise.
352 * config/arm/bpabi-v6m.S: Likewise.
353 * config/arm/bpabi.S: Likewise.
354 * config/arm/bpabi.c: Likewise.
355 * config/arm/crti.asm: Likewise.
356 * config/arm/crtn.asm: Likewise.
357 * config/arm/ieee754-df.S: Likewise.
358 * config/arm/ieee754-sf.S: Likewise.
359 * config/arm/lib1funcs.asm: Likewise.
360 * config/arm/libunwind.S: Likewise.
361 * config/arm/linux-atomic.c: Likewise.
362 * config/arm/mmintrin.h: Likewise.
363 * config/arm/pr-support.c: Likewise.
364 * config/arm/unaligned-funcs.c: Likewise.
365 * config/arm/unwind-arm.c: Likewise.
366 * config/arm/unwind-arm.h: Likewise.
367 * config/avr/libgcc.S: Likewise.
368 * config/bfin/crti.s: Likewise.
369 * config/bfin/crtlibid.s: Likewise.
370 * config/bfin/crtn.s: Likewise.
371 * config/bfin/lib1funcs.asm: Likewise.
372 * config/bfin/linux-unwind.h: Likewise.
373 * config/cris/arit.c: Likewise.
374 * config/cris/cris_abi_symbol.c: Likewise.
375 * config/darwin-64.c: Likewise.
376 * config/darwin-crt2.c: Likewise.
377 * config/darwin-crt3.c: Likewise.
378 * config/darwin.h: Likewise.
379 * config/dbxelf.h: Likewise.
380 * config/dfp-bit.c: Likewise.
381 * config/dfp-bit.h: Likewise.
382 * config/elfos.h: Likewise.
383 * config/fixed-bit.c: Likewise.
384 * config/fixed-bit.h: Likewise.
385 * config/fp-bit.c: Likewise.
386 * config/fp-bit.h: Likewise.
387 * config/fr30/crti.asm: Likewise.
388 * config/fr30/crtn.asm: Likewise.
389 * config/fr30/lib1funcs.asm: Likewise.
390 * config/freebsd-spec.h: Likewise.
391 * config/frv/cmovd.c: Likewise.
392 * config/frv/cmovh.c: Likewise.
393 * config/frv/cmovw.c: Likewise.
394 * config/frv/frvbegin.c: Likewise.
395 * config/frv/frvend.c: Likewise.
396 * config/frv/lib1funcs.asm: Likewise.
397 * config/glibc-stdint.h: Likewise.
398 * config/h8300/clzhi2.c: Likewise.
399 * config/h8300/crti.asm: Likewise.
400 * config/h8300/crtn.asm: Likewise.
401 * config/h8300/ctzhi2.c: Likewise.
402 * config/h8300/fixunssfsi.c: Likewise.
403 * config/h8300/lib1funcs.asm: Likewise.
404 * config/h8300/parityhi2.c: Likewise.
405 * config/h8300/popcounthi2.c: Likewise.
406 * config/i386/ammintrin.h: Likewise.
407 * config/i386/att.h: Likewise.
408 * config/i386/avxintrin.h: Likewise.
409 * config/i386/biarch64.h: Likewise.
410 * config/i386/bmmintrin.h: Likewise.
411 * config/i386/cpuid.h: Likewise.
412 * config/i386/cross-stdarg.h: Likewise.
413 * config/i386/crtfastmath.c: Likewise.
414 * config/i386/crtprec.c: Likewise.
415 * config/i386/cygming-crtbegin.c: Likewise.
416 * config/i386/cygming-crtend.c: Likewise.
417 * config/i386/cygwin.asm: Likewise.
418 * config/i386/emmintrin.h: Likewise.
419 * config/i386/gmm_malloc.h: Likewise.
420 * config/i386/gthr-win32.c: Likewise.
421 * config/i386/i386.h: Likewise.
422 * config/i386/immintrin.h: Likewise.
423 * config/i386/linux-unwind.h: Likewise.
424 * config/i386/linux64.h: Likewise.
425 * config/i386/mm3dnow.h: Likewise.
426 * config/i386/mmintrin-common.h: Likewise.
427 * config/i386/mmintrin.h: Likewise.
428 * config/i386/nmmintrin.h: Likewise.
429 * config/i386/pmm_malloc.h: Likewise.
430 * config/i386/pmmintrin.h: Likewise.
431 * config/i386/smmintrin.h: Likewise.
432 * config/i386/sol2-c1.asm: Likewise.
433 * config/i386/sol2-ci.asm: Likewise.
434 * config/i386/sol2-cn.asm: Likewise.
435 * config/i386/sol2-gc1.asm: Likewise.
436 * config/i386/tmmintrin.h: Likewise.
437 * config/i386/unix.h: Likewise.
438 * config/i386/w32-unwind.h: Likewise.
439 * config/i386/wmmintrin.h: Likewise.
440 * config/i386/x86-64.h: Likewise.
441 * config/i386/x86intrin.h: Likewise.
442 * config/i386/xmmintrin.h: Likewise.
443 * config/ia64/crtbegin.asm: Likewise.
444 * config/ia64/crtend.asm: Likewise.
445 * config/ia64/crtfastmath.c: Likewise.
446 * config/ia64/crti.asm: Likewise.
447 * config/ia64/crtn.asm: Likewise.
448 * config/ia64/fde-glibc.c: Likewise.
449 * config/ia64/lib1funcs.asm: Likewise.
450 * config/ia64/linux-unwind.h: Likewise.
451 * config/ia64/quadlib.c: Likewise.
452 * config/ia64/unwind-ia64.c: Likewise.
453 * config/linux.h: Likewise.
454 * config/m32c/m32c-lib1.S: Likewise.
455 * config/m32c/m32c-lib2-trapv.c: Likewise.
456 * config/m32c/m32c-lib2.c: Likewise.
457 * config/m32r/initfini.c: Likewise.
458 * config/m68hc11/larith.asm: Likewise.
459 * config/m68hc11/m68hc11-crt0.S: Likewise.
460 * config/m68k/cf.md: Likewise.
461 * config/m68k/crti.s: Likewise.
462 * config/m68k/crtn.s: Likewise.
463 * config/m68k/lb1sf68.asm: Likewise.
464 * config/m68k/linux-unwind.h: Likewise.
465 * config/mcore/crti.asm: Likewise.
466 * config/mcore/crtn.asm: Likewise.
467 * config/mcore/lib1.asm: Likewise.
468 * config/mips/linux-unwind.h: Likewise.
469 * config/mips/loongson.h: Likewise.
470 * config/mips/mips16.S: Likewise.
471 * config/mmix/crti.asm: Likewise.
472 * config/mmix/crtn.asm: Likewise.
473 * config/pa/fptr.c: Likewise.
474 * config/pa/hpux-unwind.h: Likewise.
475 * config/pa/lib2funcs.asm: Likewise.
476 * config/pa/linux-atomic.c: Likewise.
477 * config/pa/linux-unwind.h: Likewise.
478 * config/pa/milli64.S: Likewise.
479 * config/pa/quadlib.c: Likewise.
480 * config/pa/stublib.c: Likewise.
481 * config/picochip/libgccExtras/adddi3.asm: Likewise.
482 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
483 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
484 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
485 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
486 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
487 * config/picochip/libgccExtras/divmod15.asm: Likewise.
488 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
489 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
490 * config/picochip/libgccExtras/longjmp.asm: Likewise.
491 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
492 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
493 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
494 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
495 * config/picochip/libgccExtras/setjmp.asm: Likewise.
496 * config/picochip/libgccExtras/subdi3.asm: Likewise.
497 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
498 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
499 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
500 * config/rs6000/750cl.h: Likewise.
501 * config/rs6000/altivec.h: Likewise.
502 * config/rs6000/biarch64.h: Likewise.
503 * config/rs6000/crtresfpr.asm: Likewise.
504 * config/rs6000/crtresgpr.asm: Likewise.
505 * config/rs6000/crtresxfpr.asm: Likewise.
506 * config/rs6000/crtresxgpr.asm: Likewise.
507 * config/rs6000/crtsavfpr.asm: Likewise.
508 * config/rs6000/crtsavgpr.asm: Likewise.
509 * config/rs6000/darwin-asm.h: Likewise.
510 * config/rs6000/darwin-fallback.c: Likewise.
511 * config/rs6000/darwin-fpsave.asm: Likewise.
512 * config/rs6000/darwin-ldouble.c: Likewise.
513 * config/rs6000/darwin-tramp.asm: Likewise.
514 * config/rs6000/darwin-unwind.h: Likewise.
515 * config/rs6000/darwin-vecsave.asm: Likewise.
516 * config/rs6000/darwin-world.asm: Likewise.
517 * config/rs6000/e500crtres32gpr.asm: Likewise.
518 * config/rs6000/e500crtres64gpr.asm: Likewise.
519 * config/rs6000/e500crtres64gprctr.asm: Likewise.
520 * config/rs6000/e500crtrest32gpr.asm: Likewise.
521 * config/rs6000/e500crtrest64gpr.asm: Likewise.
522 * config/rs6000/e500crtresx32gpr.asm: Likewise.
523 * config/rs6000/e500crtresx64gpr.asm: Likewise.
524 * config/rs6000/e500crtsav32gpr.asm: Likewise.
525 * config/rs6000/e500crtsav64gpr.asm: Likewise.
526 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
527 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
528 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
529 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
530 * config/rs6000/eabi-ci.asm: Likewise.
531 * config/rs6000/eabi-cn.asm: Likewise.
532 * config/rs6000/eabi.asm: Likewise.
533 * config/rs6000/linux-unwind.h: Likewise.
534 * config/rs6000/linux64.h: Likewise.
535 * config/rs6000/paired.h: Likewise.
536 * config/rs6000/paired.md: Likewise.
537 * config/rs6000/ppc64-fp.c: Likewise.
538 * config/rs6000/ppu_intrinsics.h: Likewise.
539 * config/rs6000/rs6000.h: Likewise.
540 * config/rs6000/si2vmx.h: Likewise.
541 * config/rs6000/sol-ci.asm: Likewise.
542 * config/rs6000/sol-cn.asm: Likewise.
543 * config/rs6000/spe.h: Likewise.
544 * config/rs6000/spu2vmx.h: Likewise.
545 * config/rs6000/sysv4.h: Likewise.
546 * config/rs6000/tramp.asm: Likewise.
547 * config/rs6000/vec_types.h: Likewise.
548 * config/s390/linux-unwind.h: Likewise.
549 * config/s390/tpf-unwind.h: Likewise.
550 * config/score/crti.asm: Likewise.
551 * config/score/crtn.asm: Likewise.
552 * config/sh/crt1.asm: Likewise.
553 * config/sh/crti.asm: Likewise.
554 * config/sh/crtn.asm: Likewise.
555 * config/sh/divtab-sh4-300.c: Likewise.
556 * config/sh/divtab-sh4.c: Likewise.
557 * config/sh/divtab.c: Likewise.
558 * config/sh/lib1funcs-4-300.asm: Likewise.
559 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
560 * config/sh/lib1funcs.asm: Likewise.
561 * config/sh/lib1funcs.h: Likewise.
562 * config/sh/linux-atomic.asm: Likewise.
563 * config/sh/linux-unwind.h: Likewise.
564 * config/sh/shmedia.h: Likewise.
565 * config/sh/sshmedia.h: Likewise.
566 * config/sh/ushmedia.h: Likewise.
567 * config/sparc/crtfastmath.c: Likewise.
568 * config/sparc/linux-unwind.h: Likewise.
569 * config/sparc/sol2-c1.asm: Likewise.
570 * config/sparc/sol2-ci.asm: Likewise.
571 * config/sparc/sol2-cn.asm: Likewise.
572 * config/spu/divmodti4.c: Likewise.
573 * config/spu/divv2df3.c: Likewise.
574 * config/spu/float_disf.c: Likewise.
575 * config/spu/float_unsdidf.c: Likewise.
576 * config/spu/float_unsdisf.c: Likewise.
577 * config/spu/float_unssidf.c: Likewise.
578 * config/spu/mfc_multi_tag_release.c: Likewise.
579 * config/spu/mfc_multi_tag_reserve.c: Likewise.
580 * config/spu/mfc_tag_release.c: Likewise.
581 * config/spu/mfc_tag_reserve.c: Likewise.
582 * config/spu/mfc_tag_table.c: Likewise.
583 * config/spu/multi3.c: Likewise.
584 * config/spu/spu_internals.h: Likewise.
585 * config/spu/spu_intrinsics.h: Likewise.
586 * config/spu/spu_mfcio.h: Likewise.
587 * config/spu/vec_types.h: Likewise.
588 * config/spu/vmx2spu.h: Likewise.
589 * config/stormy16/stormy16-lib2.c: Likewise.
590 * config/svr4.h: Likewise.
591 * config/sync.c: Likewise.
592 * config/v850/lib1funcs.asm: Likewise.
593 * config/vxlib-tls.c: Likewise.
594 * config/vxlib.c: Likewise.
595 * config/vxworks-dummy.h: Likewise.
596 * config/xtensa/crti.asm: Likewise.
597 * config/xtensa/crtn.asm: Likewise.
598 * config/xtensa/ieee754-df.S: Likewise.
599 * config/xtensa/ieee754-sf.S: Likewise.
600 * config/xtensa/lib1funcs.asm: Likewise.
601 * config/xtensa/lib2funcs.S: Likewise.
602 * config/xtensa/linux-unwind.h: Likewise.
603 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
604 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
605 * coretypes.h: Likewise.
606 * crtstuff.c: Likewise.
607 * defaults.h: Likewise.
608 * dwarf2.h: Likewise.
609 * emutls.c: Likewise.
610 * gbl-ctors.h: Likewise.
611 * gcov-io.h: Likewise.
612 * ginclude/float.h: Likewise.
613 * ginclude/iso646.h: Likewise.
614 * ginclude/stdarg.h: Likewise.
615 * ginclude/stdbool.h: Likewise.
616 * ginclude/stddef.h: Likewise.
617 * ginclude/stdfix.h: Likewise.
618 * ginclude/stdint-gcc.h: Likewise.
619 * ginclude/tgmath.h: Likewise.
620 * gthr-aix.h: Likewise.
621 * gthr-dce.h: Likewise.
622 * gthr-gnat.c: Likewise.
623 * gthr-gnat.h: Likewise.
624 * gthr-lynx.h: Likewise.
625 * gthr-mipssde.h: Likewise.
626 * gthr-nks.h: Likewise.
627 * gthr-posix.c: Likewise.
628 * gthr-posix.h: Likewise.
629 * gthr-posix95.h: Likewise.
630 * gthr-rtems.h: Likewise.
631 * gthr-single.h: Likewise.
632 * gthr-solaris.h: Likewise.
633 * gthr-tpf.h: Likewise.
634 * gthr-vxworks.h: Likewise.
635 * gthr-win32.h: Likewise.
637 * libgcc2.c: Likewise.
638 * libgcc2.h: Likewise.
639 * libgcov.c: Likewise.
640 * tsystem.h: Likewise.
641 * typeclass.h: Likewise.
642 * unwind-c.c: Likewise.
643 * unwind-compat.h: Likewise.
644 * unwind-dw2-fde-compat.c: Likewise.
645 * unwind-dw2-fde-darwin.c: Likewise.
646 * unwind-dw2-fde-glibc.c: Likewise.
647 * unwind-dw2-fde.c: Likewise.
648 * unwind-dw2-fde.h: Likewise.
649 * unwind-dw2.c: Likewise.
650 * unwind-dw2.h: Likewise.
651 * unwind-generic.h: Likewise.
652 * unwind-pe.h: Likewise.
653 * unwind-sjlj.c: Likewise.
654 * unwind.inc: Likewise.
655 * config/arm/neon-gen.ml: Change generated copyright header to
656 refer to version 3 of the GNU General Public License with
657 version 3.1 of the GCC Runtime Library Exception and to point
658 readers at the COPYING3 and COPYING3.RUNTIME files and the
659 FSF's license web page.
660 * config/arm/arm_neon.h: Regenerate.
662 2009-04-09 Jakub Jelinek <jakub@redhat.com>
664 * config/cris/cris.md: Change copyright header to refer to version
665 3 of the GNU General Public License.
666 * doc/install.texi2html: Change copyright header to refer to version
667 3 of the GNU General Public License and to point readers at the
668 COPYING3 file and the FSF's license web page.
669 * config/vax/linux.h: Likewise.
671 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
673 * config/i386/i386.md (cmpcc): New.
674 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
675 (sync_compare_and_swap_cc*): Delete.
677 * config/s390/s390.c (s390_compare_emitted): Remove.
678 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
679 s390_compare_emitted used to be handled. Assert that modes match.
680 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
681 refer to sync_compare_and_swap_ccsi.
682 * config/s390/s390.h (s390_compare_emitted): Remove.
683 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
684 instead of s390_compare_emitted.
685 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
686 instead of s390_compare_emitted.
687 * config/s390/s390.md (cmpcc): New.
688 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
689 CC_REGNUM, do not pretend it's set.
690 (sync_compare_and_swap_cc*): Delete.
691 * config/s390/predicates.md (cc_reg_operand): New.
693 * expr.c (sync_compare_and_swap_cc): Delete.
694 * optabs.h (sync_compare_and_swap_cc): Delete.
695 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
696 is being used with can_compare_p.
697 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
699 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
700 look for a MODE_CC set instead. Use emit_store_flag.
701 (expand_compare_and_swap_loop): Likewise, with some additional
702 complication to avoid a force_reg when useless. Use
703 emit_cmp_and_jump_insns.
704 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
705 * doc/md.texi (sync_compare_and_swap_cc): Merge with
706 sync_compare_and_swap documentation.
708 2009-04-09 Jan Hubicka <jh@suse.cz>
710 * except.c (find_prev_try): Break out from ....
711 (duplicate_eh_regions): ... here; properly update prev_try pointers
712 when duplication part of tree.
713 (dump_eh_tree): Improve dumping.
714 (verify_eh_region): New.
715 (verify_eh_tree): Use it.
717 2009-04-06 Richard Guenther <rguenther@suse.de>
719 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
720 &ARRAY addresses by adjusting their types and prepending
722 * tree-cfg.c (verify_gimple_assign_single): Verify that
723 addresses are correct.
725 2009-04-09 Richard Guenther <rguenther@suse.de>
727 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
728 indices into an array reference if possible.
729 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
730 Fold POINTER_PLUS_EXPR statements with invariant address.
732 2009-04-09 Alan Modra <amodra@bigpond.net.au>
735 * config.gcc (powerpc64-*-linux*): Always build biarch.
737 2009-04-09 Joseph Myers <joseph@codesourcery.com>
740 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
741 it and pedwarn if this results in an INTEGER_CST.
743 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
745 * doc/install.texi: Update minimum GMP version. Remove obsolete
746 text in MPFR section.
748 2009-04-08 Jakub Jelinek <jakub@redhat.com>
750 * dwarf2out.c (class_scope_p): New static inline.
751 (class_or_namespace_scope_p): Use it.
752 (gen_variable_die): Use DW_TAG_member tag for static data member
753 declarations instead of DW_TAG_variable.
756 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
759 2009-04-08 Richard Guenther <rguenther@suse.de>
761 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
762 valueize random data.
764 2009-04-08 David Edelsohn <edelsohn@gnu.org>
766 * config.gcc (aix tm_file): Add aix-stdint.h.
767 (aix tm clause use_gcc_stdint): Set to wrap.
768 * config/rs6000/aix-stdint.h: New file.
770 2009-04-08 Richard Guenther <rguenther@suse.de>
773 * tree-dfa.c (add_referenced_var): Do not recurse into
775 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
777 (fold_const_aggregate_ref): Likewise.
779 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
781 * recog.c (ordered_comparison_operator): New.
782 * gensupport.c (std_preds): Add it.
783 * doc/md.texi (Machine-Independent Predicates): Document it.
785 2009-04-08 Jan Hubicka <jh@suse.cz>
787 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
788 * function.h (rtl_eh): Remove exception_handler_label_map.
789 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
790 remove_exception_handler_label, for_each_eh_label_1): Remove.
791 (rtl_remove_unreachable_regions): Remove.
792 (convert_from_eh_region_ranges): Do not remove unreachable regions.
793 (find_exception_handler_labels): Don't build the hashtable.
794 (maybe_remove_eh_handler): Remove.
795 (for_each_eh_label): Rewrite to walk the tree.
796 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
797 * except.h (maybe_remove_eh_handler): Remove.
798 * passes.c (init_optimization_passes): Schedule second EH cleanup
800 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
801 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
803 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
805 * genoutput.c (validate_optab_operands): New.
806 (gen_insn, gen_expand): Call it.
808 * genflags.c (gen_insn): Detect misused iterators.
809 (main): Pass line_no to gen_insn, exit with status 1 on error.
811 * genextract.c (line_no): Make global.
812 (VEC_safe_set_locstr): Change assertion to error message.
813 (main): Exit with status 1 on error.
815 2009-04-08 Joseph Myers <joseph@codesourcery.com>
819 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
820 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
821 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
822 * c-convert.c (convert): Do not call fold on results of conversion
823 functions when the result is a C_MAYBE_CONST_EXPR.
824 * c-parser.c (c_parser_postfix_expression): Do not fold condition
825 of __builtin_choose_expr.
826 * c-typeck.c (remove_c_maybe_const_expr): New.
827 (build_unary_op, build_conditional_expr, build_compound_expr,
828 build_binary_op, c_objc_common_truthvalue_conversion): Call
829 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
832 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
834 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
835 CODE to produce a new one. Add a prototype to use fold_convert_const
837 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
840 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
841 mix declarations and code.
843 2009-04-08 Ben Elliston <bje@au.ibm.com>
845 * gcc.c: Replace `CC' with `GCC' throughout.
847 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
849 * doc/invoke.texi: Document Atom support.
851 2009-04-07 Jason Merrill <jason@redhat.com>
854 * c-common.h, c-common.c: Add flag_pretty_templates.
855 * c-opts.c (c_common_handle_option): Set it.
856 * c.opt: Add -fno-pretty-templates.
857 * doc/invoke.texi (C++ Dialect Options): Likewise.
859 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
861 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
862 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
863 (ia64_expand_builtin): Likewise.
865 2009-04-07 Martin Jambor <mjambor@suse.cz>
867 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
868 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
869 ADDR_EXPRS are include too.
871 2009-04-07 Richard Guenther <rguenther@suse.de>
873 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
874 decls are only used if passes as parameters or if they are
875 local statics and the call is not to a builtin.
876 (call_may_clobber_ref_p_1): Likewise.
878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
880 * expr.c (do_store_flag): Remove last argument. Simplify code
881 to avoid duplication of tests already done by can_compare_p.
882 (expand_expr_real_1): Adjust caller.
884 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
886 * optabs.c (can_compare_p): Test the predicate of a
887 cbranch and cstore pattern.
889 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
891 * expr.c (convert_move): Use emit_store_flag instead of
894 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
896 * config/i386/i386.c (ix86_compare_emitted): Remove.
897 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
898 ix86_compare_op0 like ix86_compare_emitted used to be handled.
899 * config/i386/i386.h (ix86_compare_emitted): Remove.
900 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
901 instead of ix86_compare_emitted.
902 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
904 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
906 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
907 Add t-sysroot-suffix to tmake_file.
908 * config/print-sysroot-suffix.sh: New file.
909 * config/t-sysroot-suffix: New file.
911 2009-04-07 Ben Elliston <bje@au.ibm.com>
913 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
914 as the latter produces a warning when the target does not support
917 2009-04-07 Ben Elliston <bje@au.ibm.com>
919 * dfp.c: Replace type punning assignments with memcpy throughout.
920 * Makefile.in (dfp.o-warn): Remove.
922 2009-04-07 Alan Modra <amodra@bigpond.net.au>
925 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
926 Include soft-fp/t-softfp after rs6000/t-linux64.
928 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
930 * stor-layout.c (set_sizetype): Use the full precision of their
931 machine mode for bitsize types.
933 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
935 * config/i386/i386.md: Revert 2 accidental checkins.
937 2009-04-06 Joey Ye <joey.ye@intel.com>
938 Xuepeng Guo <xuepeng.guo@intel.com>
939 H.J. Lu <hongjiu.lu@intel.com>
941 Atom pipeline model, tuning and insn selection.
942 * config.gcc (atom): Add atom config options and target.
944 * config/i386/atom.md: New.
946 * config/i386/i386.c (atom_cost): New cost.
947 (m_ATOM): New macro flag.
948 (initial_ix86_tune_features): Set m_ATOM.
949 (x86_accumulate_outgoing_args): Likewise.
950 (x86_arch_always_fancy_math_387): Likewise.
951 (processor_target): Add Atom cost.
952 (cpu_names): Add Atom cpu name.
953 (override_options): Set Atom ISA.
954 (ix86_issue_rate): New case PROCESSOR_ATOM.
955 (ix86_adjust_cost): Likewise.
957 * config/i386/i386.h (TARGET_ATOM): New target macro.
958 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
959 (TARGET_OPT_AGU): New target option.
960 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
961 (processor_type): Add PROCESSOR_ATOM.
963 * config/i386/i386.md (cpu): Add new value "atom".
964 (use_carry, movu): New attr.
965 (atom.md): Include atom.md.
966 (adddi3_carry_rex64): Set attr "use_carry".
967 (addqi3_carry): Likewise.
968 (addhi3_carry): Likewise.
969 (addsi3_carry): Likewise.
970 (*addsi3_carry_zext): Likewise.
971 (subdi3_carry_rex64): Likewise.
972 (subqi3_carry): Likewise.
973 (subhi3_carry): Likewise.
974 (subsi3_carry): Likewise.
975 (x86_movdicc_0_m1_rex64): Likewise.
976 (*x86_movdicc_0_m1_se): Likewise.
977 (x86_movsicc_0_m1): Likewise.
978 (*x86_movsicc_0_m1_se): Likewise.
979 (*adddi_1_rex64): Emit add insn as much as possible.
980 (*addsi_1): Likewise.
981 (return_internal): Set atom_unit.
982 (return_internal_long): Likewise.
983 (return_pop_internal): Likewise.
984 (*rcpsf2_sse): Set atom_sse_attr attr.
985 (*qrt<mode>2_sse): Likewise.
986 (*prefetch_sse): Likewise.
988 * config/i386/i386-c.c (ix86_target_macros_internal): New case
990 (ix86_target_macros_internal): Likewise.
992 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
993 (*prefetch_sse_rex): Likewise.
994 (sse_rcpv4sf2): Likewise.
995 (sse_vmrcpv4sf2): Likewise.
996 (sse_sqrtv4sf2): Likewise.
997 (<sse>_vmsqrt<mode>2): Likewise.
998 (sse_ldmxcsr): Likewise.
999 (sse_stmxcsr): Likewise.
1000 (*sse_sfence): Likewise.
1001 (sse2_clflush): Likewise.
1002 (*sse2_mfence): Likewise.
1003 (*sse2_lfence): Likewise.
1004 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1005 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1006 (avx_movdqu<avxmodesuffix>): Likewise.
1007 (avx_lddqu<avxmodesuffix>): Likewise.
1008 (sse2_movntv2di): Change attr "type" to "ssemov".
1009 (sse2_movntsi): Likewise.
1010 (rsqrtv8sf2): Change attr "type" to "sseadd".
1011 (sse3_addsubv2df3): Set attr "atom_unit".
1012 (sse3_h<plusminus_insn>v4sf3): Likewise.
1013 (*sse2_pmaddwd): Likewise.
1014 (*vec_extractv2di_1_rex64): Likewise.
1015 (*vec_extractv2di_1_avx): Likewise.
1016 (sse2_psadbw): Likewise.
1017 (ssse3_phaddwv8hi3): Likewise.
1018 (ssse3_phaddwv4hi3): Likewise.
1019 (ssse3_phadddv4si3): Likewise.
1020 (ssse3_phadddv2si3): Likewise.
1021 (ssse3_phaddswv8hi3): Likewise.
1022 (ssse3_phaddswv4hi3): Likewise.
1023 (ssse3_phsubwv8hi3): Likewise.
1024 (ssse3_phsubwv4hi3): Likewise.
1025 (ssse3_phsubdv4si3): Likewise.
1026 (ssse3_phsubdv2si3): Likewise.
1027 (ssse3_phsubswv8hi3): Likewise.
1028 (ssse3_phsubswv4hi3): Likewise.
1029 (ssse3_pmaddubsw128): Likewise.
1030 (sse3_pmaddubsw: Likewise.
1031 (ssse3_palignrti): Likewise.
1032 (ssse3_palignrdi): Likewise.
1034 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1036 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1038 2009-04-06 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/28868
1041 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1042 of which PHI results we inserted.
1043 (insert_into_preds_of_block): Record inserted PHIs.
1044 (eliminate): Eliminate redundant PHI nodes.
1045 (init_pre): Init inserted_phi_names.
1047 2009-04-06 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/39643
1050 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1051 IMAGPART_EXPRs of complex constants.
1052 (execute_fold_all_builtins): If we folded a call queue
1053 TODO_update_address_taken.
1055 2009-04-06 Jan Hubicka <jh@suse.cz>
1058 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1061 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1063 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1065 (ic_invalidate_array): Likewise.
1067 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1069 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1070 alignment for library calls.
1072 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1074 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1075 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1076 * config/i386/mingw-stdint.h: New file.
1078 2009-04-05 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/39648
1081 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1082 our &A vs. &A[0] IL deficiencies.
1084 2009-04-04 Jan Hubicka <jh@suse.cz>
1086 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1087 removed toplevel regions.
1088 (sjlj_mark_call_sites): Likewise.
1090 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1092 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1093 (cygwin tm clause use_gcc_stdint): Set to wrap.
1094 * config/i386/cygwin-stdint.h: New file.
1096 2009-04-04 Richard Guenther <rguenther@suse.de>
1098 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1099 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1100 single-argument PHIs if we are in loop-closed SSA form.
1101 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1102 for the pre-condition.
1103 (slpeel_tree_peel_loop_to_edge): Likewise.
1104 (vect_build_loop_niters): Take an optional sequence to append stmts.
1105 (vect_generate_tmps_on_preheader): Likewise.
1106 (vect_do_peeling_for_loop_bound): Take extra guards for the
1108 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1109 the cost model check.
1110 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1111 guards if we are going to peel. Do not apply versioning in that case.
1112 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1113 (vect_do_peeling_for_loop_bound): Likewise.
1114 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1115 loop bound only record extra pre-conditions, do not apply loop
1118 2009-04-04 Richard Guenther <rguenther@suse.de>
1120 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1123 2009-04-04 Jan Hubicka <jh@suse.cz>
1125 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1126 last_basic_block for size of bb->index indexed array.
1127 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1128 compute_out, link_btr_uses, build_btr_def_use_webs,
1129 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1131 2009-04-04 Jan Hubicka <jh@suse.cz>
1133 * except.c (remove_eh_handler_and_replace): Break out from ...
1134 (remove_eh_handler): ... here.
1135 (bring_to_root): New function.
1136 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1137 handled ones, bring others to root of tree.
1139 2009-04-04 Jan Hubicka <jh@suse.cz>
1141 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1142 (all_phis_safe_to_merge): New function.
1143 (update_info): New structure.
1144 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1145 (cleanup_empty_eh): Update SSA if possible.
1147 2009-04-04 Richard Guenther <rguenther@suse.de>
1149 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1150 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1151 (append_vuse): Likewise.
1153 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1155 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1156 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1157 instead of REG_UNSAVED for DW_CFA_undefined.
1158 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1159 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1162 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1165 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1166 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1167 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1169 2009-04-04 Richard Guenther <rguenther@suse.de>
1171 PR tree-optimization/8781
1172 PR tree-optimization/37892
1173 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1174 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1175 (valueize_refs): Call it for *& valueizations.
1176 (shared_reference_ops_from_ref): Rename to ...
1177 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1178 (shared_reference_ops_from_call): Rename to ...
1179 (valueize_shared_reference_ops_from_call): ... this and valueize.
1180 (vn_reference_lookup): Update.
1181 (visit_reference_op_call): Likewise.
1182 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1183 (eliminate): Value-replace the call address in call statements.
1185 2009-04-04 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/39636
1188 * tree-ssa-forwprop.c
1189 (forward_propagate_addr_into_variable_array_index): Check for
1190 GIMPLE_ASSIGN before accessing the rhs code.
1192 2009-04-03 Jason Merrill <jason@redhat.com>
1194 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1196 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1198 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1199 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1200 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1201 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1202 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1203 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1204 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1205 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1206 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1207 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1208 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1209 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1210 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1211 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1212 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1213 Use fr_reg_or_fp01_operand instead of fr_register_operand
1215 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1216 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1217 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1219 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1221 PR rtl-optimization/39607
1222 PR rtl-optimization/39631
1226 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1227 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1228 instead of DF_LR_OUT.
1229 * ira-lives.c (process_bb_node_lives): Ditto.
1230 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1231 instead of DF_LR_{OUT,IN}.
1232 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1233 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1235 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1237 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1238 (execute_lower_omp): Always run but take the short way out if -fopenmp
1240 (gate_lower_omp): Remove, forcing the pass manager to always run the
1241 pass and always set PROP_gimple_lomp.
1242 (pass_lower_omp): Remove gate function.
1243 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1244 PROP_trees. Instead, require it.
1245 * ipa-cp.c (pass_ipa_cp): Likewise.
1246 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1247 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1248 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1249 and PROP_gimple_leh.
1251 2009-04-03 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/23940
1255 PR tree-optimization/33237
1258 PR tree-optimization/36201
1259 PR tree-optimization/36230
1260 PR tree-optimization/38049
1261 PR tree-optimization/38207
1262 PR tree-optimization/38230
1263 PR tree-optimization/38301
1264 PR tree-optimization/38585
1266 PR tree-optimization/38985
1267 PR tree-optimization/39299
1268 * tree-ssa-structalias.h: Remove.
1269 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1270 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1271 (struct vuse_element_d): Remove.
1272 (struct vuse_vec_d): Likewise.
1273 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1274 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1275 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1276 VUSE_ELEMENT_VAR): Likewise.
1277 (struct voptype_d): Likewise.
1278 (NUM_VOP_FREE_BUCKETS): Likewise.
1279 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1280 (struct stmt_operands_d): Remove.
1281 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1282 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1283 VDEF_NUM, VDEF_VECT): Likewise.
1284 (copy_virtual_operands): Remove.
1285 (operand_build_cmp): Likewise.
1286 (create_ssa_artificial_load_stmt): Likewise.
1287 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1288 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1289 vuse_index and mayuse_index members. Pack and move done and iter_type
1290 members to the front.
1291 (SSA_OP_VMAYUSE): Remove.
1292 (SSA_OP_VIRTUAL_USES): Adjust.
1293 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1294 (unlink_stmt_vdef): Declare.
1295 (add_to_addressable_set): Remove.
1296 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1297 (vrp_visit_stmt): Likewise.
1298 * doc/tree-ssa.texi (Alias analysis): Update.
1299 * doc/invoke.texi (max-aliased-vops): Remove docs.
1300 (avg-aliased-vops): Likewise.
1301 * tree-into-ssa.c (syms_to_rename): Remove.
1302 (need_to_update_vops_p): Likewise.
1303 (need_to_initialize_update_ssa_p): Rename to ...
1304 (update_ssa_initialized_fn): ... this. Track function we are
1306 (symbol_marked_for_renaming): Simplify.
1307 (add_new_name_mapping): Do not set need_to_update_vops_p.
1308 (dump_currdefs): Use SYMS_TO_RENAME.
1309 (rewrite_update_stmt): Always walk all uses/defs.
1310 (dump_update_ssa): Adjust.
1311 (init_update_ssa): Take function argument. Track what we are
1313 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1314 (create_new_def_for): Initialize for cfun, assert we are initialized
1316 (mark_sym_for_renaming): Simplify.
1317 (mark_set_for_renaming): Do not initialize update-ssa.
1318 (need_ssa_update_p): Simplify. Take function argument.
1319 (name_mappings_registered_p): Assert we ask for the correct function.
1320 (name_registered_for_update_p): Likewise.
1321 (ssa_names_to_replace): Likewise.
1322 (release_ssa_name_after_update_ssa): Likewise.
1323 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1324 (dump_decl_set): Do not print a newline.
1325 (debug_decl_set): Do it here.
1326 (dump_update_ssa): And here.
1327 * tree-ssa-loop-im.c (move_computations): Adjust.
1328 (movement_possibility): Likewise.
1329 (determine_max_movement): Likewise.
1330 (gather_mem_refs_stmt): Likewise.
1331 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1333 * tree-complex.c (update_all_vops): Remove.
1334 (expand_complex_move): Adjust.
1335 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1336 Simplify test for memory referencing statement. Exclude
1337 non-invariant ADDR_EXPRs.
1338 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1339 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1340 (rdg_flag_uses): Likewise.
1341 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1343 (tree_optimize_tail_calls_1): Also split the
1344 edge from the entry block if we have degenerate PHI nodes in
1345 the first basic block.
1346 * tree.c (init_ttree): Remove memory-tag related code.
1347 (tree_code_size): Likewise.
1348 (tree_node_structure): Likewise.
1349 (build7_stat): Re-write to be build6_stat.
1350 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1351 (SSA_VAR_P): Adjust.
1352 (struct tree_memory_tag): Remove.
1353 (struct tree_memory_partition_tag): Likewise.
1354 (union tree_node): Adjust.
1355 (build7): Re-write to be build6.
1356 * tree-pass.h (pass_reset_cc_flags): Remove.
1357 (TODO_update_address_taken): New flag.
1358 (pass_simple_dse): Remove.
1359 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1360 * params.h (MAX_ALIASED_VOPS): Remove.
1361 (AVG_ALIASED_VOPS): Likewise.
1362 * omp-low.c (expand_omp_taskreg): Update SSA form.
1363 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1364 aliases the lhs in a copy stmt.
1365 * tree-ssa-dse.c (struct address_walk_data): Remove.
1366 (memory_ssa_name_same): Likewise.
1367 (memory_address_same): Likewise.
1368 (get_kill_of_stmt_lhs): Likewise.
1369 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1370 unused stores. Look through PHI nodes into post-dominated regions.
1371 (dse_optimize_stmt): Simplify. Properly remove stores.
1372 (tree_ssa_dse): Compute dominators.
1373 (execute_simple_dse): Remove.
1374 (pass_simple_dse): Likewise.
1375 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1376 gimple_loaded_syms and gimple_stored_syms computation.
1377 * toplev.c (dump_memory_report): Dump alias and pta stats.
1378 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1379 (vn_reference_eq): Likewise.
1380 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1381 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1382 valueize_vuses): Remove.
1383 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1384 (get_def_ref_stmt_vuse): ... this.
1385 (vn_reference_lookup_2): New function.
1386 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1387 walking equivalent vuses. Simplify.
1388 (vn_reference_lookup): Likewise.
1389 (vn_reference_insert): Likewise.
1390 (vn_reference_insert_pieces): Likewise.
1391 (visit_reference_op_call): Simplify.
1392 (visit_reference_op_load): Likewise.
1393 (visit_reference_op_store): Likewise.
1394 (init_scc_vn): Remove shared_lookup_vuses initialization.
1395 (free_scc_vn): Remove shared_lookup_vuses freeing.
1396 (sort_vuses, sort_vuses_heap): Remove.
1397 (get_ref_from_reference_ops): Export.
1398 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1399 vector with single vuse pointer.
1400 (vn_reference_lookup_pieces, vn_reference_lookup,
1401 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1402 (shared_vuses_from_stmt): Remove.
1403 (get_ref_from_reference_ops): Declare.
1404 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1405 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1406 memory-tag related code.
1407 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1408 (likely_value): Add comment, skip static-chain of call statements.
1409 (surely_varying_stmt_p): Adjust.
1410 (gimplify_and_update_call_from_tree): Likewise.
1411 (execute_fold_all_builtins): Do not rebuild alias info.
1412 (gimplify_and_update_call_from_tree): Properly update VOPs.
1413 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1414 (copy_ref_info): Remove memory-tag related code.
1415 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1416 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1417 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1419 * tree-ssa-dom.c (gimple_p): Remove typedef.
1420 (eliminate_redundant_computations): Adjust.
1421 (record_equivalences_from_stmt): Likewise.
1422 (avail_expr_hash): Likewise.
1423 (avail_expr_eq): Likewise.
1424 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1425 (stmt_makes_single_load): Likewise.
1426 (stmt_makes_single_store): Likewise.
1427 * tree-ssa-alias.c: Rewrite completely.
1428 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1429 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1430 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1431 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1432 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1433 Remove public functions.
1434 (pass_reset_cc_flags): Remove.
1435 (pass_build_alias): Move ...
1436 * tree-ssa-structalias.c (pass_build_alias): ... here.
1437 * tree-ssa-alias.c (may_be_aliased): Move ...
1438 * tree-flow-inline.h (may_be_aliased): ... here.
1439 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1440 count_uses_and_derefs): Move ...
1441 * gimple.c: ... here.
1442 * gimple.h (count_uses_and_derefs): Declare.
1443 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1444 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1445 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1446 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1447 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1448 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1449 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1451 * tree-dfa.c (refs_may_alias_p): Move ...
1452 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1453 * tree-ssa-alias.h: New file.
1454 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1455 (statement_sink_location): Likewise.
1456 * opts.c (decode_options): Do not adjust max-aliased-vops or
1457 avg-aliased-vops values.
1458 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1459 (TV_CALL_CLOBBER): Likewise.
1460 (TV_FLOW_SENSITIVE): Likewise.
1461 (TV_FLOW_INSENSITIVE): Likewise.
1462 (TV_MEMORY_PARTITIONING): Likewise.
1463 (TV_ALIAS_STMT_WALK): New timevar.
1464 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1465 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1466 (get_address_description): Remove memory-tag related code.
1467 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1468 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1469 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1470 and immediate uses in statements. Document.
1471 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1472 (dump_symbols): Remove.
1473 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1474 * alias.c (get_deref_alias_set): New function split out from ...
1475 (get_alias_set): ... here.
1476 * alias.h (get_deref_alias_set): Declare.
1477 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1478 type parameter. Remove restrict pointer handling. Create a
1479 ref-all pointer in case type-based alias sets do not conflict.
1480 (vect_analyze_data_refs): Remove SMT related code.
1481 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1482 (vectorizable_load): Likewise.
1483 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1484 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1485 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1486 Ignore vops and SMTs.
1487 (dr_analyze_alias): Likewise..
1488 (free_data_ref): Likewise.
1489 (create_data_ref): Likewise.
1490 (analyze_all_data_dependences): Likewise.
1491 (get_references_in_stmt): Adjust.
1492 * tree-flow-inline.h (gimple_aliases_computed_p,
1493 gimple_addressable_vars, gimple_call_clobbered_vars,
1494 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1495 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1496 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1497 gimple_mem_ref_stats): Remove.
1498 (gimple_vop): New function.
1499 (op_iter_next_use): Remove vuses and mayuses cases.
1500 (op_iter_next_def): Remove vdefs case.
1501 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1502 (clear_and_done_ssa_iter): Do not set removed fields.
1503 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1504 Assert we are not iterating over vuses or vdefs if not also
1505 iterating over uses or defs.
1506 (op_iter_init_use): Likewise.
1507 (op_iter_init_def): Likewise.
1508 (op_iter_next_vdef): Remove.
1509 (op_iter_next_mustdef): Likewise.
1510 (op_iter_init_vdef): Likewise.
1511 (compare_ssa_operands_equal): Likewise.
1512 (link_use_stmts_after): Handle vuse operand.
1513 (is_call_used): Use is_call_clobbered.
1514 (is_call_clobbered): Global variables are always call clobbered,
1515 query the call-clobbers bitmap.
1516 (mark_call_clobbered): Ignore global variables.
1517 (clear_call_clobbered): Likewise.
1518 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1519 virtual operands sanity check.
1520 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1522 (TARGET_MEM_REF): Remove TMR_TAG operand.
1523 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1524 Remove call-clobber related code.
1525 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1526 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1527 partitions or escape reason.
1528 (get_single_def_stmt, get_single_def_stmt_from_phi,
1529 get_single_def_stmt_with_phi): Remove.
1530 (dump_referenced_vars): Tidy.
1531 (get_ref_base_and_extent): Allow bare decls.
1532 (collect_dfa_stats): Adjust.
1533 * graphite.c (rename_variables_in_stmt): Adjust.
1534 (graphite_copy_stmts_from_block): Likewise.
1535 (translate_clast): Likewise.
1536 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1538 (translate_vuse_through_block): Use the oracle.
1539 (phi_translate_1): Adjust.
1540 (value_dies_in_block_x): Use the oracle. Cache the outcome
1542 (valid_in_sets): Check if the VUSE for
1543 a REFERENCE is available.
1544 (eliminate): Do not remove stmts during elimination,
1545 instead queue and remove them afterwards.
1546 (do_pre): Do not rebuild alias info.
1547 (pass_pre): Run TODO_rebuild_alias before PRE.
1548 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1549 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1550 (mark_all_v_defs_stmt): Remove.
1551 (mark_all_v_defs_seq): Adjust.
1552 (sra_replace): Likewise.
1553 (scalarize_use): Likewise.
1554 (scalarize_copy): Likewise.
1555 (scalarize_init): Likewise.
1556 (scalarize_ldst): Likewise.
1557 (todoflags): Remove.
1558 (tree_sra): Do not rebuild alias info.
1559 (tree_sra_early): Adjust.
1560 (pass_sra): Run TODO_update_address_taken before SRA.
1561 * tree-predcom.c (set_alias_info): Remove.
1562 (prepare_initializers_chain): Do not call it.
1563 (mark_virtual_ops_for_renaming): Adjust.
1564 (mark_virtual_ops_for_renaming_list): Remove.
1565 (initialize_root_vars): Adjust.
1566 (initialize_root_vars_lm): Likewise.
1567 (prepare_initializers_chain): Likewise.
1568 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1569 (may_propagate_copy_into_stmt): Likewise.
1570 (merge_alias_info): Do nothing for now.
1571 (propagate_tree_value_into_stmt): Adjust.
1572 (stmt_may_generate_copy): Likewise.
1573 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1574 not mark symbols for renaming.
1575 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1576 with the same statement, make sure to update the new pointed-to one.
1577 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1578 call statements, do not mark symbols for renaming.
1579 (mark_operand_necessary): Dump something.
1580 (ref_may_be_aliased): New function.
1581 (mark_aliased_reaching_defs_necessary_1): New helper function.
1582 (mark_aliased_reaching_defs_necessary): Likewise.
1583 (mark_all_reaching_defs_necessary_1): Likewise.
1584 (mark_all_reaching_defs_necessary): Likewise.
1585 (propagate_necessity): Do not process virtual PHIs. For
1586 non-aliased loads mark all reaching definitions as necessary.
1587 For aliased loads and stores mark the immediate dominating
1588 aliased clobbers as necessary.
1589 (visited): New global static.
1590 (perform_tree_ssa_dce): Free visited bitmap after propagating
1592 (remove_dead_phis): Perform simple dead virtual PHI removal.
1593 (remove_dead_stmt): Properly unlink virtual operands when
1595 (eliminate_unnecessary_stmts): Schedule PHI removal after
1597 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1598 (process_replaceable): Likewise.
1599 (find_replaceable_in_bb): Likewise.
1600 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1601 based on the single gimple vop.
1602 (verify_flow_insensitive_alias_info): Remove.
1603 (verify_flow_sensitive_alias_info): Likewise.
1604 (verify_call_clobbering): Likewise.
1605 (verify_memory_partitions): Likewise.
1606 (verify_alias_info): Likewise.
1607 (verify_ssa): Adjust..
1608 (execute_update_addresses_taken): Export. Update SSA
1609 manually. Optimize only when optimizing. Use a local bitmap.
1610 (pass_update_address_taken): Remove TODO_update_ssa, add
1612 (pass_update_address_taken): Just use TODO_update_address_taken.
1613 (init_tree_ssa): Do not initialize addressable_vars.
1614 (verify_ssa): Verify new VUSE / VDEF properties.
1615 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1616 Do not call verify_alias_info.
1617 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1618 Do not free the loaded and stored syms bitmaps. Reset the escaped
1619 and callused solutions. Do not free addressable_vars.
1620 Remove memory-tag related code.
1621 (warn_uninitialized_var): Aliases are always available.
1622 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1623 * lambda-code.c (can_put_in_inner_loop): Adjust.
1624 (can_put_after_inner_loop): Likewise.
1625 (perfect_nestify): Likewise.
1626 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1627 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1628 (vectorizable_conversion): Do not mark symbols for renaming.
1629 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1630 (expand_call_inline): Unlink the calls virtual operands before
1632 (tree_function_versioning): Do not call update_ssa if we are not
1633 updating clones. Simplify.
1634 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1635 (propagate_with_phi): Likewise..
1636 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1637 clobber code. Assert we are not aliased or global.
1638 * tree-flow.h: Include tree-ssa-alias.h
1639 (enum escape_type): Remove.
1640 (struct mem_sym_stats_d): Likewise.
1641 (struct mem_ref_stats_d): Likewise.
1642 (struct gimple_df): Add vop member. Remove global_var,
1643 call_clobbered_vars, call_used_vars, addressable_vars,
1644 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1645 escaped and callused members.
1646 (struct ptr_info_def): Remove all members, add points-to solution
1648 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1649 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1650 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1651 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1652 (tree-ssa-alias.o): Likewise.
1653 (toplev.o): Add tree-ssa-alias.h
1654 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1655 * gimple.c (gimple_set_bb): Fix off-by-one error.
1656 (is_gimple_reg): Do not handle memory tags.
1657 (gimple_copy): Also copy virtual operands.
1658 Delay updating the statement. Do not reset loaded and stored syms.
1659 (gimple_set_stored_syms): Remove.
1660 (gimple_set_loaded_syms): Likewise.
1661 (gimple_call_copy_skip_args): Copy the virtual operands
1662 and mark the new statement modified.
1663 * tree-ssa-structalias.c (may_alias_p): Remove.
1664 (set_uids_in_ptset): Take the alias set to prune with as
1665 parameter. Fold in the alias test of may_alias_p.
1666 (compute_points_to_sets): Compute whether a ptr is dereferenced
1668 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1669 other ADDRESSOF constraints on the lhs.
1670 (get_constraint_for_component_ref): Assert that we don't get
1671 ADDRESSOF constraints from the base of the reference.
1672 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1673 (struct variable_info): Remove collapsed_to member.
1674 (get_varinfo_fc): Remove.
1675 (new_var_info): Do not set collapsed_to.
1676 (dump_constraint): Do not follow cycles.
1677 (dump_constraint_graph): Likewise.
1678 (build_pred_graph): Likewise.
1679 (build_succ_graph): Likewise.
1680 (rewrite_constraints): Likewise.
1681 (do_simple_structure_copy): Remove.
1682 (do_rhs_deref_structure_copy): Remove.
1683 (do_lhs_deref_structure_copy): Remove.
1684 (collapse_rest_of_var): Remove.
1685 (do_structure_copy): Re-implement.
1686 (pta_stats): New global variable.
1687 (dump_pta_stats): New function.
1688 (struct constraint_expr): Make offset signed.
1689 (UNKNOWN_OFFSET): Define special value.
1690 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1691 (solution_set_expand): New helper function split out from ...
1692 (do_sd_constraint): ... here.
1693 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1694 (do_ds_constraint): Likewise.
1695 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1696 and CALLUSED = *CALLUSED.
1697 (set_union_with_increment): Make inc argument signed.
1698 (type_safe): Remove.
1699 (get_constraint_for_ptr_offset): Handle unknown and negative
1701 (first_vi_for_offset): Handle offsets before start. Bail
1702 out early for offsets beyond the variable extent.
1703 (first_or_preceding_vi_for_offset): New function.
1704 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1705 Together with ESCAPED = *ESCAPED this properly computes reachability.
1706 (find_what_var_points_to): New function.
1707 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1708 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1709 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1710 pt_solutions_intersect): New functions.
1711 (compute_call_used_vars): Remove.
1712 (compute_may_aliases): New main entry into PTA computation.
1713 * gimple.h (gimple_p): New typedef.
1714 (struct gimple_statement_base): Remove references_memory_p.
1715 (struct gimple_statement_with_memory_ops_base): Remove
1716 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1718 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1719 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1720 gimple_set_references_memory): Remove.
1721 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1722 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1724 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1725 (verify_expr): Allow RESULT_DECL.
1726 (gimple_duplicate_bb): Do not copy virtual operands.
1727 (gimple_duplicate_sese_region): Adjust.
1728 (gimple_duplicate_sese_tail): Likewise.
1729 (mark_virtual_ops_in_region): Remove.
1730 (move_sese_region_to_fn): Do not call it.
1731 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1732 and pass_simple_dse.
1733 (execute_function_todo): Handle TODO_update_address_taken,
1734 call execute_update_addresses_taken for TODO_rebuild_alias.
1735 (execute_todo): Adjust.
1736 (execute_one_pass): Init dump files early.
1737 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
1739 (create_general_new_stmt): Clear vops.
1740 * tree-ssa-reassoc.c (get_rank): Adjust.
1741 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
1742 symbols for renaming.
1743 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
1744 (PARAM_AVG_ALIASED_VOPS): Likewise.
1745 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
1746 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
1747 * tree-ssa-operands.c: Simplify for new virtual operand representation.
1748 (operand_build_cmp, copy_virtual_operands,
1749 create_ssa_artificial_load_stmt, add_to_addressable_set,
1750 gimple_add_to_addresses_taken): Remove public functions.
1751 (unlink_stmt_vdef): New function.
1753 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1755 * config.gcc (powerpc-*-linux*): Merge variants.
1757 2009-04-02 Chao-ying Fu <fu@mips.com>
1758 James Grosbach <james.grosbach@microchip.com>
1760 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1761 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1763 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1764 keep_interrupts_masked_p, use_debug_exception_return_p.
1765 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1766 keep_interrupts_masked, use_debug_exception_return.
1767 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1768 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1770 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1771 (mips_print_operand): Process COP0 registers to print $0 .. $31
1772 correctly for GAS to process.
1773 (mips_interrupt_extra_call_saved_reg_p): New function.
1774 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1776 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1777 (mips_compute_frame_info): Add supports for interrupt context that
1778 includes doubleword accumulators and COP0 registers.
1779 (mips_for_each_saved_acc): New function.
1780 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1781 mips_for_each_saved_reg.
1782 (mips_save_reg): Save accumulators.
1783 (mips_kernel_reg_p): A new for_each_rtx callback.
1784 (mips_expand_prologue): Support interrupt handlers.
1785 (mips_restore_reg): Restore accumulators.
1786 (mips_expand_epilogue): Support interrupt handlers.
1787 (mips_can_use_return_insn): Return false for interrupt handlers.
1788 (mips_epilogue_uses): New function.
1789 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1790 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1791 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1792 cop0_move): New instructions.
1793 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1794 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1796 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1798 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1799 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1800 interrupt handlers, we use K0 as the temporary register.
1801 (EPILOGUE_USES): Change to a function call.
1802 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1803 handlers, we use K0 as the temporary register.
1805 * doc/extend.texi (Function Attributes): Document interrupt,
1806 use_shadow_register_set, keep_interrupts_masked,
1807 use_debug_exception_return for MIPS attributes.
1809 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1811 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1812 Remove a number of t-files from tmake_file.
1813 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1814 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1815 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1816 target_prototype, not TARGET_PROTOTYPE.
1817 (LINK_OS_GNU_SPEC): Define.
1818 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1819 and darwin-ldoubdle.c.
1821 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1824 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1825 (cpp_options): Ditto.
1826 (default_compilers): Ditto.
1827 (display_help): Ditto.
1828 (process_command): Ditto.
1830 (set_input): Use lbasename instead of duplicate code.
1831 (save_temps_prefix): New static for -save-temps=obj.
1832 (save_temps_length): Ditto.
1834 * doc/invoke.texi (-save-temps=obj): Document new variant to
1837 2009-04-02 Jeff Law <law@redhat.com>
1839 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1842 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1844 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1845 * configure: Regenerated.
1847 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1849 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1850 share the argument list.
1852 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1856 2009-02-12 Diego Novillo <dnovillo@google.com>
1858 * varpool.c (debug_varpool): New.
1859 * cgraph.h (debug_varpool): Declare.
1861 2009-04-02 Jan Hubicka <jh@suse.cz>
1863 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1866 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1868 * config/i386/i386.c (ix86_abi): Move initialization to ...
1869 (override_options): Here.
1871 2009-04-02 Christian Bruel <christian.bruel@st.com>
1873 * config/sh/sh.c (sh_dwarf_register_span): New function.
1874 (TARGET_DWARF_REGISTER_SPAN): Define.
1875 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1877 2009-04-02 Ira Rosen <irar@il.ibm.com>
1879 PR tree-optimization/39595
1880 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1881 interleaved loads group is not greater than the SLP group size.
1883 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1885 * builtins.c (is_builtin_name): New.
1886 (called_as_built_in): Use is_builtin_name.
1887 * tree.h (is_builtin_name): New.
1888 * varasm.c (incorporeal_function_p): Use is_builtin_name
1890 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1892 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1894 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1897 * c-decl.c: (clone_underlying_type): Move this ...
1898 * c-common.c (set_underlying_type): ... here.
1899 Also, make sure the function properly sets TYPE_STUB_DECL() on
1900 the newly created typedef variant type.
1901 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1902 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
1905 2009-04-02 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/37221
1908 * tree-flow.h (degenerate_phi_result): Declare.
1909 * tree-ssa-dom.c (degenerate_phi_result): Export.
1910 * tree-scalar-evolution.c (analyze_initial_condition): If
1911 the initial condition is defined by a degenerate PHI node
1912 use the degenerate value.
1914 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1916 PR rtl-optimization/39588
1917 * combine.c (merge_outer_ops): Do not set the constant when this
1919 (simplify_shift_const_1): Do not modify it either in this case.
1921 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1923 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1924 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1926 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1929 * c-lex.c (interpret_float): Default (no suffix) is double.
1931 2009-04-1 Xinliang David Li <davidxl@google.com>
1933 * config/i386/i386.c (legitimate_constant_p): Recognize
1934 all one vector constant.
1936 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1938 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1939 Change #include order to silence two warnings.
1941 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1943 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1944 (ASM_SPEC): Pass -k to the assembler for PIC code.
1946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1948 * gcc/config.gcc: Add vax-*-linux* to the switch.
1949 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1950 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1952 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1954 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1955 Use predicate macros instead of GET_CODE() == foo.
1956 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1957 ashlsi3, rotrsi3, <unnamed>): Likewise.
1959 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1961 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1962 jbbccihi, jbbccisi): Remova trailing whitespace.
1963 * gcc/config/vax/constraints.md: Likewise.
1964 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1965 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1966 * gcc/config/vax/predicates.md: Likewise.
1967 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1968 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1969 * gcc/config/vax/vax.h: Likewise.
1970 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1974 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1975 (indirectable_address_p, adjacent_operands_p): Add spaces around
1977 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1981 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1982 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1983 index_term_p, reg_plus_index_p, legitimate_address_p,
1984 vax_mode_dependent_address_p): Update comments to match functions
1985 modified by the recent int->bool conversion.
1987 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1989 * gcc/config/vax/builtins.md: Update copyright message.
1990 * gcc/config/vax/constraints.md: Likewise.
1991 * gcc/config/vax/netbsd-elf.h: Likewise.
1992 * gcc/config/vax/predicates.md: Likewise.
1993 * gcc/config/vax/vax-protos.h: Likewise.
1994 * gcc/config/vax/vax.c: Likewise.
1995 * gcc/config/vax/vax.h: Likewise.
1996 * gcc/config/vax/vax.md: Likewise.
1997 * gcc/config/vax/vax.opt: Likewise.
1999 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2001 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2002 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2003 * gcc/config/vax/constraints.md (B, R): Likewise.
2004 * gcc/config/vax/predicates.md (external_memory_operand,
2005 nonimmediate_addsub_di_operand): Likewise.
2006 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2007 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2008 untyped_call): Likewise.
2010 2009-04-01 Matt Thomas <matt@3am-software.com>
2012 * config/vax/predicates.md: New file.
2013 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2014 external_const_operand, nonsymbolic_operand, external_memory_operand,
2015 indirect_memory_operand, indexed_memory_operand,
2016 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2017 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2019 * config/vax/constraints.md: New file.
2020 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2022 * config/vax/builtins.md: New file.
2023 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2024 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2026 * config/vax/vax.opt (mqmath): Add option.
2027 * config/vax/vax.md (isfx): Extend with DI.
2028 (VAXintQH, VAXintQHSD): Define.
2029 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2030 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2031 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2032 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2033 (movdi): Update constraints and use vax_output_int_move().
2034 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2035 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2036 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2037 nonlocal_goto): New.
2038 (mov<mode>): Extend accepted operand types.
2039 (subdi3_old): Rename from subdi3, change update constraints and use
2040 a new implementation.
2041 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2042 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2043 MOVE_RATIO, CLEAR_RATIO): Define.
2044 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2045 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2046 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2047 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2048 (split_quadword_operands): Make static and really allow variable
2050 (print_operand_address): Update for PIC generation.
2051 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2052 indexable_address_p, fixup_mathdi_operand,
2053 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2054 (vax_float_literal, legitimate_constant_p,
2055 indirectable_constant_address_p, index_term_p,
2056 reg_plus_index_p): Return bool instead of int.
2057 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2059 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2061 (vax_output_conditional_branch): Indent.
2062 (legitimate_constant_address_p, indirectable_constant_address_p,
2063 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2064 vax_mode_dependent_address_p): Return bool instead of int, update for
2066 * config/vax/vax-protos.h (legitimate_constant_address_p,
2067 legitimate_constant_p, legitimate_address_p,
2068 vax_mode_dependent_address_p): Change declaration to bool.
2069 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2070 vax_expand_addsub_di_operands, vax_output_int_subtract,
2071 vax_output_movmemsi): Declare.
2072 (split_quadword_operands, vax_float_literal): Delete declaration.
2073 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2074 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2075 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2076 ASM_OUTPUT_DWARF_PCREL): Define.
2077 (ASM_SPEC): Change definition to allow PIC generation.
2079 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2081 * doc/sourcebuild.texi: Update front-end requirements.
2083 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2086 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2087 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2088 (booldi3_internal3): Use boolean_or_operator instead of
2091 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2094 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2095 declarator whose size is not an integer constant expression but
2096 folds to an integer constant, then treat it as a constant
2099 2009-04-01 Richard Guenther <rguenther@suse.de>
2101 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2102 i * 4 + 2 to (i * 2 + 1) * 2.
2104 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2107 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2108 return if c_parser_asm_string_literal returned NULL.
2110 2009-04-01 Nick Clifton <nickc@redhat.com>
2112 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2114 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2115 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2116 other typedefs to avoid conflicts with libgcc2.c. Define labels
2117 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2119 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2120 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2123 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2125 * varasm.c (default_function_rodata_section): Declare DOT as
2128 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2129 Andrey Galkin <agalkin@hypercom.com>
2132 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2133 Make object_name unique for each process.
2135 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2138 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2139 addressable variables in the parallel that could go out of scope while
2140 running queued tasks.
2142 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2144 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2145 (CASE_VALUES_THRESHOLD): Redefine.
2146 * config/avr/avr.c (avr_override_options): Remove initialization of
2147 avr_case_values_threshold variable.
2148 (avr_case_values_threshold): Remove variable. Add new function.
2149 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2150 * config/avr/avr.opt (mno-tablejump): Remove option.
2151 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2153 2009-04-01 DJ Delorie <dj@redhat.com>
2155 * varasm.c (default_function_rodata_section): Don't assume
2156 anything about where the first '.' in the section name is.
2158 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2160 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2161 rs6000_emit_stack_tie.
2163 2009-03-31 Ian Lance Taylor <iant@google.com>
2165 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2166 gimple_code with GIMPLE_RESX, not RESX.
2168 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2170 * c-common.c (c_get_ident): New.
2171 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2173 2009-04-01 Ben Elliston <bje@au.ibm.com>
2175 * config/rs6000/sysv4.opt (msdata): Improve option description.
2177 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2179 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2180 (divdf3_internal_lat): Remove.
2181 (divxf3_internal_lat): Remove.
2182 (divxf3_internal_thr): Remove.
2183 (divxf): Use divxf3_internal.
2184 * config/ia64/div.md (divsf3_internal_lat): New.
2185 (divdf3_internal_lat): New.
2186 (divxf3_internal): New.
2188 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2191 * Makefile.in (USE_GCC_STDINT): Define.
2192 (stmp-int-hdrs): Install stdint.h if applicable.
2193 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2195 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2196 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2197 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2198 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2199 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2200 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2201 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2202 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2203 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2204 (c_common_nodes_and_builtins): Initialize
2205 underlying_wchar_type_node. Do not initialize
2206 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2207 nodes for new types.
2208 (c_stddef_cpp_builtins): Define macros for new types.
2209 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2211 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2212 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2213 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2214 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2215 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2216 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2217 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2218 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2219 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2220 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2221 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2222 int16_type_node, int32_type_node, int64_type_node,
2223 uint8_type_node, uint16_type_node, c_uint32_type_node,
2224 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2225 int_least32_type_node, int_least64_type_node,
2226 uint_least8_type_node, uint_least16_type_node,
2227 uint_least32_type_node, uint_least64_type_node,
2228 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2229 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2230 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2231 uintptr_type_node): Define.
2232 * c-cppbuiltin.c (builtin_define_constants,
2233 builtin_define_type_minmax): New.
2234 (builtin_define_stdint_macros): Define more macros.
2235 (c_cpp_builtins): Define more limit macros.
2237 (builtin_define_type_max): Define in terms of
2238 builtin_define_type_minmax. Remove is_long parameter. All
2240 * config.gcc (use_gcc_stdint): Define.
2241 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2242 Add newlib-stdint.h for generic targets.
2243 * config/glibc-stdint.h, config/newlib-stdint.h,
2244 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2245 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2246 * config/score/score.h (UINTPTR_TYPE): Define.
2247 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2248 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2249 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2250 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2251 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2252 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2253 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2254 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2255 * config/spu/spu.h (STDINT_LONG32): Define.
2256 * configure.ac (use_gcc_stdint): Substitute.
2257 * configure: Regenerate.
2258 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2259 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2260 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2261 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2262 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2263 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2264 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2265 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2266 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2267 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2268 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2269 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2270 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2271 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2272 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2273 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2274 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2275 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2276 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2277 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2278 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2279 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2280 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2281 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2282 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2283 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2284 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2285 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2286 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2288 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2290 * loop-iv.c (suitable_set_for_replacement): Renamed from
2291 simplify_using_assignment; changed to return bool and to accept new
2292 args DEST and SRC. Return true iff we find a source/destination pair
2293 that can be used to make a replacement, and fill SRC and DEST if so.
2294 Remove arg ALTERED. Don't deal with altered regs here. All callers
2296 (simplify_using_initial_values): Deal with altered regs here and track
2297 more precisely the effect they have on the validity of our expression.
2299 * loop-iv.c (simplify_using_condition): A condition of the form
2300 (EQ REG CONST) can be used to simply make a substitution.
2301 (simplify_using_initial_values): Keep track of conditions we have seen
2302 and keep using them to simplify new expressions, while applying the
2303 same substitutions to them as to the expression.
2305 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2306 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2309 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2310 changed. Use this when trying to improve the upper bound.
2311 Generate the comparison by using simplify_gen_relational.
2313 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2315 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2317 (simplify_using_assignment, simplify_using_initial_values): Call
2318 replace_in_expr to make replacements. Call replace_single_def_regs
2319 once on the initial version of the expression.
2321 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2324 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2326 2009-03-31 Richard Guenther <rguenther@suse.de>
2329 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2330 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2332 2009-03-31 Richard Guenther <rguenther@suse.de>
2334 * tree.h (div_if_zero_remainder): Declare.
2335 * fold-const.c (div_if_zero_remainder): Export.
2336 * tree-ssa-forwprop.c
2337 (forward_propagate_addr_into_variable_array_index): Handle
2338 constant array index addition outside of the variable index.
2340 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2343 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2344 define_splits, floatunssi<mode>2): Require x87 conversions from
2345 DImode to be permitted.
2347 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2349 PR preprocessor/15638
2350 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2352 2009-03-31 Richard Guenther <rguenther@suse.de>
2356 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2357 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2358 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2359 a separate statement.
2360 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2361 (lookup_tmp_var): Likewise.
2362 (is_gimple_formal_tmp_or_call_rhs): Remove.
2363 (is_gimple_reg_or_call_rhs): Rename to ...
2364 (is_gimple_reg_rhs_or_call): ... this.
2365 (is_gimple_mem_or_call_rhs): Rename to ...
2366 (is_gimple_mem_rhs_or_call): ... this.
2367 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2368 DECL_GIMPLE_REG_P only if is_formal is true.
2369 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2370 for non-proper post-modify expression gimplification.
2371 (gimplify_self_mod_expr): For post-modify expressions gimplify
2372 the lvalue to a minimal lvalue.
2373 (rhs_predicate_for): Remove formal temp case.
2374 (gimplify_modify_expr_rhs): Likewise.
2375 (gimplify_addr_expr): Use is_gimple_reg.
2376 (gimplify_expr): Remove formal temp cases.
2377 (gimple_regimplify_operands): Likewise.
2378 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2379 and FILTER_EXPR like constants.
2380 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2382 (is_gimple_formal_tmp_rhs): Remove.
2383 (is_gimple_reg_rhs): Remove special casing.
2384 (is_gimple_mem_rhs): Fix.
2385 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2386 (is_gimple_formal_tmp_var): Remove.
2387 (is_gimple_formal_tmp_reg): Likewise.
2388 (is_gimple_min_lval): Allow invariant component ref parts.
2389 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2390 is_gimple_formal_tmp_reg): Remove declarations.
2391 * tree-cfg.c (verify_expr): Verify that variables with address
2392 taken do not have DECL_GIMPLE_REG_P set.
2393 * tree-mudflap.c (mf_build_check_statement_for): Use
2394 force_gimple_operand instead of gimplify_expr.
2396 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2398 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2399 schedulable rows to compute_split_row.
2401 2009-03-31 Ben Elliston <bje@au.ibm.com>
2404 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2407 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2409 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2410 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2411 * configure: Regenerate.
2412 * config.in: Regenerate.
2413 * config/rs6000/rs6000.opt (mtls-markers): Add.
2414 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2415 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2416 (tls_ld_aix, tls_ld_sysv): Likewise.
2417 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2418 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2420 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2422 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2424 2009-03-30 Jan Hubicka <jh@suse.cz>
2426 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2428 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2429 detection and label handling.
2431 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2433 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2434 left_conflicts_size.
2435 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2436 ALLOCNO_LEFT_CONFLICTS_SIZE.
2438 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2439 remove_allocno_from_bucket_and_push,
2440 allocno_spill_priority_compare, push_allocnos_to_stack,
2441 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2442 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2443 (setup_allocno_left_conflicts_num): Ditto. Rename to
2444 setup_allocno_left_conflicts_size.
2445 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2446 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2447 setup_allocno_left_conflicts_size instead of
2448 setup_allocno_left_conflicts_num.
2450 * ira-build.c (ira_create_allocno): Use
2451 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2452 ALLOCNO_LEFT_CONFLICTS_NUM.
2454 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2456 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2457 instead of DF_LR_OUT.
2459 * ira-lives.c (process_bb_node_lives): Ditto.
2461 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2462 instead of DF_LR_{OUT,IN}.
2464 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2466 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2468 2009-03-30 Jan Hubicka <jh@suse.cz>
2470 * except.c (label_to_region_map): Fix thinko.
2472 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2475 * tree.h (tree_find_value): New declaration.
2476 * tree.c (tree_find_value): New function.
2477 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2479 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2482 * c-decl.c (struct c_binding): Add locus field.
2483 (bind): Add locus argument, set locus field from it.
2484 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2485 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2486 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2487 implicitly_declare, undeclared_variable, lookup_label,
2488 declare_label, c_make_fname_decl, c_builtin_function,
2489 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2492 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2495 * config/i386/i386.c (classify_argument): Check total size of
2498 2009-03-30 Martin Jambor <mjambor@suse.cz>
2500 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2501 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2502 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2505 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2506 seen_variable_array_ref while also traversing a union.
2508 * tree-inline.c (optimize_inline_calls): Do not call
2509 cgraph_node_remove_callees.
2510 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2511 (pass_remove_cgraph_callee_edges): New variable.
2512 * passes.c (init_optimization_passes): Add
2513 pass_remove_cgraph_callee_edges after early inlining and before all
2514 late intraprocedural passes.
2516 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2518 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2520 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2523 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2525 * combine.c (simplify_comparison): Use have_insn_for.
2526 * dojump.c (do_jump): Likewise.
2528 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2530 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2531 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2532 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2533 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2534 instead of sparc_compare_emitted.
2535 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2536 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2537 instead of sparc_compare_emitted.
2539 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2541 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2542 enter/exit cfglayout mode.
2543 (pass_partition_block): Require it.
2544 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2545 (combine_instructions): Track basic blocks instead of labels.
2546 (update_cfg_for_uncondjump): New.
2547 (try_combine): Use it. Update jumps after rescanning.
2548 (pass_combine): Require PROP_cfglayout.
2549 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2553 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2554 Provide/destroy PROP_cfglayout respectively.
2555 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2556 * tree-pass.h (PROP_cfglayout): New.
2558 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2560 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2561 fold_convert_const_fixed_from_fixed,
2562 fold_convert_const_fixed_from_int,
2563 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2564 set TREE_CONSTANT_OVERFLOW.
2565 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2566 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2568 2009-03-30 Ira Rosen <irar@il.ibm.com>
2570 * tree-vect-loop-manip.c: New file.
2571 * tree-vectorizer.c: Update documentation and included files.
2572 (vect_loop_location): Make extern.
2573 (rename_use_op): Move to tree-vect-loop-manip.c
2574 (rename_variables_in_bb, rename_variables_in_loop,
2575 slpeel_update_phis_for_duplicate_loop,
2576 slpeel_update_phi_nodes_for_guard1,
2577 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2578 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2579 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2580 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2581 find_loop_location): Likewise.
2582 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2583 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2584 get_vectype_for_scalar_type, vect_is_simple_use,
2585 supportable_widening_operation, supportable_narrowing_operation):
2587 (bb_in_loop_p): Move to tree-vect-loop.c.
2588 (new_loop_vec_info, destroy_loop_vec_info,
2589 reduction_code_for_scalar_code, report_vect_op,
2590 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2591 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2592 (vect_supportable_dr_alignment): Likewise.
2593 * tree-vectorizer.h (tree-data-ref.h): Include.
2594 (vect_loop_location): Declare.
2595 Reorganize function declarations according to the new file structure.
2596 * tree-vect-loop.c: New file.
2597 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2598 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2599 * tree-vect-data-refs.c: New file.
2600 * tree-vect-patterns.c (timevar.h): Don't include.
2601 * tree-vect-stmts.c: New file.
2602 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2603 tree-vect-slp.c, tree-vect-loop.c.
2604 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2605 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2606 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2607 (tree-vect-analyze.o): Remove.
2608 (tree-vect-transform.o): Likewise.
2609 (tree-vect-data-refs.o): Add rule.
2610 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2611 tree-vect-slp.o): Likewise.
2612 (tree-vect-patterns.o): Remove redundant dependencies.
2613 (tree-vectorizer.o): Likewise.
2614 * tree-vect-slp.c: New file.
2616 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2618 * optc-gen.awk: Warn if an option flag has multiple different
2621 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2623 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2624 -floop-block): Document dependences on PPL, CLooG and Graphite.
2626 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2628 PR rtl-optimization/323
2629 * c-common.c (c_fully_fold, convert_and_check,
2630 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2631 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2632 * c-common.def (EXCESS_PRECISION_EXPR): New.
2633 * c-cppbuiltin.c (builtin_define_float_constants): Define
2634 constants with enough digits for long double.
2635 * c-lex.c (interpret_float): Interpret constant with excess
2636 precision where appropriate.
2637 * c-opts.c (c_common_post_options): Set
2638 flag_excess_precision_cmdline. Give an error for
2639 -fexcess-precision=standard for C++ for processors where the
2640 option is significant.
2641 * c-parser.c (c_parser_conditional_expression): Handle excess
2642 precision in condition.
2643 * c-typeck.c (convert_arguments): Handle arguments with excess
2645 (build_unary_op): Move excess precision outside operation.
2646 (build_conditional_expr): Likewise.
2647 (build_compound_expr): Likewise.
2648 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2649 (build_modify_expr): Handle excess precision in RHS.
2650 (convert_for_assignment): Handle excess precision in converted
2652 (digest_init, output_init_element, process_init_element): Handle
2653 excess precision in initializer.
2654 (c_finish_return): Handle excess precision in return value.
2655 (build_binary_op): Handle excess precision in operands and add
2656 excess precision as needed for operation.
2657 * common.opt (-fexcess-precision=): New option.
2658 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2659 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2660 For standard excess precision, output explicit conversion to and
2661 truncation from XFmode.
2662 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2663 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2664 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2665 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2666 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2667 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2668 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2669 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2670 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2671 define_splits, sqrt<mode>2): Disable where appropriate for
2672 standard excess precision.
2673 * convert.c (convert_to_real): Do not shorten arithmetic to type
2674 for which excess precision would be used.
2675 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2676 * doc/invoke.texi (-fexcess-precision=): Document option.
2677 (-mfpmath=): Correct index entry.
2678 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2679 flag_excess_precision): New.
2680 * langhooks.c (lhd_post_options): Set
2681 flag_excess_precision_cmdline.
2682 * opts.c (common_handle_option): Handle -fexcess-precision=.
2683 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2684 init_excess_precision): New.
2685 (lang_dependent_init_target): Call init_excess_precision.
2686 * tree.c (excess_precision_type): New.
2687 * tree.h (excess_precision_type): Declare.
2689 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2692 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2693 non-lvalue to component.
2695 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2697 PR preprocessor/34695
2698 * Makefile.in (c-opts.o): Depend on c-tree.h.
2699 * c-common.c: Move down include of diagnostic.h.
2700 (done_lexing, c_cpp_error): New.
2701 * c-common.h (done_lexing): Declare.
2702 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2704 * c-opts.c: Include c-tree.h.
2705 (c_common_init_options): Set preprocessor error callback.
2706 (c_common_handle_option): Do not set preprocessor
2707 inhibit_warnings, warnings_are_errors, warn_system_headers,
2708 pedantic_errors or inhibit_warnings flags.
2709 (c_common_post_options): Do not check cpp_errors (parse_in).
2710 (c_common_finish): Do not output dependencies if there were
2711 errors. Do not check return value of cpp_finish.
2712 * c-ppoutput.c (pp_file_change): Set input_location.
2713 * c-tree.h (c_cpp_error): Declare.
2714 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2716 (diagnostic_build_prefix): Check override_column.
2717 * diagnostic.h (diagnostic_info): Add override_column field.
2718 (diagnostic_override_column): Define.
2720 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2722 * c-common.c (c_expand_expr, c_staticp): Remove.
2723 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2724 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2725 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2726 * c-gimplify.c (gimplify_compound_literal_expr,
2727 optimize_compound_literals_in_ctor): Remove.
2728 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2729 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2730 * c-semantics.c (emit_local_var): Remove.
2732 * langhooks-def.h (lhd_expand_expr): Remove.
2733 * langhooks.c (lhd_expand_expr): Remove.
2734 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2736 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
2737 handling from c-semantics.c; don't call into langhook.
2738 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
2739 * gimplify.c (gimplify_compound_literal_expr,
2740 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
2741 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
2742 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
2743 as was done in c-gimplify.c.
2744 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
2745 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
2746 Move from c-common.h.
2747 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
2749 * tree.c (staticp): Do not call langhook.
2750 * langhooks.c (lhd_staticp): Delete.
2751 * langhooks-def.h (lhd_staticp): Delete prototype.
2752 (LANG_HOOKS_STATICP): Delete.
2753 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
2755 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
2756 instead of DECL_STMTs.
2758 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2766 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2768 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2769 contained expression.
2770 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2771 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2772 conditional expressions for C.
2773 (decl_constant_value_for_optimization): Move from
2774 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2775 whether optimizing and that the expression is a VAR_DECL not of
2776 array type instead of doing such checks in the caller. Do not
2777 check pedantic. Call gcc_unreachable for C++.
2778 * c-common.def (C_MAYBE_CONST_EXPR): New.
2779 * c-common.h (c_fully_fold, c_save_expr,
2780 decl_constant_value_for_optimization): New prototypes.
2781 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2782 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2783 EXPR_INT_CONST_OPERANDS): Define.
2784 * c-convert.c (convert): Strip nops from expression.
2785 * c-decl.c (groktypename): Take extra parameters expr and
2786 expr_const_operands. Update call to grokdeclarator.
2787 (start_decl): Update call to grokdeclarator. Add statement for
2788 expressions used in type of decl.
2789 (grokparm): Update call to grokdeclarator.
2790 (push_parm_decl): Update call to grokdeclarator.
2791 (build_compound_literal): Add parameter non_const and build a
2792 C_MAYBE_COSNT_EXPR if applicable.
2793 (grokdeclarator): Take extra parameters expr and
2794 expr_const_operands. Track expressions used in declaration
2795 specifiers and declarators. Fold array sizes and track whether
2796 they are constant expressions and whether they are integer
2797 constant expressions.
2798 (parser_xref_tag): Set expr and expr_const_operands fields in
2800 (grokfield): Update call to grokdeclarator.
2801 (start_function): Update call to grokdeclarator.
2802 (build_null_declspecs): Set expr and expr_const_operands fields in
2804 (declspecs_add_type): Handle expressions in typeof specifiers.
2805 * c-parser.c (c_parser_declspecs): Set expr and
2806 expr_const_operands fields for declaration specifiers.
2807 (c_parser_enum_specifier): Likewise.
2808 (c_parser_struct_or_union_specifier): Likewise.
2809 (c_parser_typeof_specifier): Likewise. Update call to
2810 groktypename. Fold expression as needed. Return expressions with
2811 type instead of adding statements.
2812 (c_parser_attributes): Update calls to c_parser_expr_list.
2813 (c_parser_statement_after_labels): Fold expression before passing
2814 to objc_build_throw_stmt.
2815 (c_parser_condition): Fold expression.
2816 (c_parser_asm_operands): Fold expression.
2817 (c_parser_conditional_expression): Use c_save_expr. Update call
2818 to build_conditional_expr.
2819 (c_parser_alignof_expression): Update call to groktypename.
2820 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2821 original_code. Fold expression argument of va_arg. Create
2822 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2823 argument to va_arg. Update calls to groktypename. Fold array
2824 index for offsetof. Verify that first argument to
2825 __builtin_choose_expr has integer type.
2826 (c_parser_postfix_expression_after_paren_type): Update calls to
2827 groktypename and build_compound_literal. Handle expressions with
2828 side effects in type name.
2829 (c_parser_postfix_expression_after_primary): Update call to
2830 c_parser_expr_list. Set original_code for calls to
2831 __builtin_constant_p.
2832 (c_parser_expr_list): Take extra parameter fold_p. Fold
2833 expressions if requested.
2834 (c_parser_objc_type_name): Update call to groktypename.
2835 (c_parser_objc_synchronized_statement): Fold expression.
2836 (c_parser_objc_receiver): Fold expression.
2837 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2838 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2839 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2840 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2841 (struct c_typespec): Add elements expr and expr_const_operands.
2842 (struct c_declspecs): Add elements expr and expr_const_operands.
2843 (groktypename, build_conditional_expr, build_compound_literal):
2845 (in_late_binary_op): Declare.
2846 * c-typeck.c (note_integer_operands): New function.
2847 (in_late_binary_op): New variable.
2848 (decl_constant_value_for_broken_optimization): Move to c-common.c
2849 and rename to decl_constant_value_for_optimization.
2850 (default_function_array_conversion): Do not strip nops.
2851 (default_conversion): Do not call
2852 decl_constant_value_for_broken_optimization.
2853 (build_array_ref): Do not fold result.
2854 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2855 result when operand is a VLA.
2856 (c_expr_sizeof_type): Update call to groktypename. Handle
2857 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2858 result when operand names a VLA type.
2859 (build_function_call): Update call to build_compound_literal.
2860 Only fold result for calls to __builtin_* functions. Strip
2861 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2862 the function designator.
2863 (convert_arguments): Fold arguments. Update call to
2864 convert_for_assignment.
2865 (build_unary_op): Handle increment and decrement of
2866 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2867 decrement earlier. Fold operand of increment and decrement.
2868 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2869 built for integer operand. Wrap returns that are INTEGER_CSTs
2870 without being integer constant expressions or that have integer
2871 constant operands without being INTEGER_CSTs.
2872 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2873 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2874 result is an integer constant expression or can be used in
2875 unevaluated parts of one and avoid folding and wrap as
2876 appropriate. Fold operands before possibly doing -Wsign-compare
2878 (build_compound_expr): Wrap result for C99 if operands can be used
2879 in integer constant expressions.
2880 (build_c_cast): Update call to digest_init. Do not ignore
2881 overflow from casting floating-point constants to integers. Wrap
2882 results that could be confused with integer constant expressions,
2883 null pointer constants or floating-point constants.
2884 (c_cast_expr): Update call to groktypename. Handle expressions
2885 included in type name.
2886 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2887 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2888 Update calls to convert_for_assignment.
2889 (convert_for_assignment): Take new parameter
2890 null_pointer_constant. Do not strip nops or call
2891 decl_constant_value_for_broken_optimization. Set
2892 in_late_binary_op for conversions to boolean.
2893 (store_init_value): Update call to digest_init.
2894 (digest_init): Take new parameter null_pointer_constant. Do not
2895 call decl_constant_value_for_broken_optimization. pedwarn for
2896 initializers not constant expressions. Update calls to
2897 convert_for_assignment.
2898 (constructor_nonconst): New.
2899 (struct constructor_stack): Add nonconst element.
2900 (really_start_incremental_init, push_init_level, pop_init_level):
2901 Handle constructor_nonconst and nonconst element.
2902 (set_init_index): Call constant_expression_warning for array
2904 (output_init_element): Fold value. Set constructor_nonconst as
2905 applicable. pedwarn for initializers not constant expressions.
2906 Update call to digest_init. Call constant_expression_warning
2907 where constant initializers are required.
2908 (process_init_element): Use c_save_expr.
2909 (c_finish_goto_ptr): Fold expression.
2910 (c_finish_return): Fold return value. Update call to
2911 convert_for_assignment.
2912 (c_start_case): Fold switch expression.
2913 (c_process_expr_stmt): Fold expression.
2914 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2915 ensure statement expression is not evaluated in constant expression.
2916 (build_binary_op): Track whether results are integer constant
2917 expressions or may occur in such, disable folding and wrap results
2918 as applicable. Fold operands for -Wsign-compare warnings unless
2920 (c_objc_common_truthvalue_conversion): Handle results folded to
2921 integer constants that are not integer constant expressions.
2922 * doc/extend.texi: Document when typeof operands are evaluated,
2923 that condition of __builtin_choose_expr is an integer constant
2924 expression, and more about use of __builtin_constant_p in
2927 2009-03-29 Richard Guenther <rguenther@suse.de>
2929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2930 propagate addresses of array references.
2932 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2934 * regmove.c (perhaps_ends_bb_p): Remove.
2935 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2936 from INSN and check that the main loop stays within that basic block.
2937 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2938 (regmove_forward_pass): Split out from regmove_optimize. Use
2939 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2940 (regmove_backward_pass): Split out from regmove_optimize. Use
2941 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2942 (regmove_optimize): Simplify.
2944 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2947 * config/i386/i386.c (classify_argument): Ignore flexible array
2948 member in struct and warn ABI change.
2950 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2952 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2954 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2955 (ix86_adjust_cost): Updated.
2957 2009-03-29 Jan Hubicka <jh@suse.cz>
2960 * tree-pass.h (pass_cleanup_eh): New function.
2961 (remove_unreachable_regions): Break code handling RTL
2962 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2963 that can not be reached by runtime.
2964 (can_be_reached_by_runtime): New function.
2965 (label_to_region_map): New function.
2966 (num_eh_regions): New function.
2967 (rtl_remove_unreachable_regions): New function.
2968 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2969 (remove_eh_region): New function.
2970 * except.h: Include sbitmap and vecprim.
2971 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2972 num_eh_regions): Declare.
2973 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2974 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2975 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2976 (tree_empty_eh_handler_p): New function.
2977 (cleanup_empty_eh): New function.
2978 (cleanup_eh): New function.
2979 (pass_cleanup_eh): New function.
2981 2009-03-29 Jan Hubicka <jh@suse.cz>
2983 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2984 for removed regions.
2986 2009-03-29 Jan Hubicka <jh@suse.cz>
2988 * except.c (dump_eh_tree): Dump all datastructures.
2990 2009-03-29 Jan Hubicka <jh@suse.cz>
2992 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2993 (duplicate_eh_regions_1): Likewise.
2994 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2995 vector; call EH verification.
2996 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2997 Be ready for region being removed.
2999 2009-03-29 Jan Hubicka <jh@suse.cz>
3001 * bitmap.c (bitmap_last_set_bit): New function.
3002 * bitmap.h (bitmap_last_set_bit): Declare.
3004 2009-03-29 David Ayers <ayers@fsfe.org>
3007 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3008 by calling objc_compare_types and surpress warnings about
3009 incompatible C pointers that are compatible ObjC pointers.
3011 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3013 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3014 call initialize_inline_failed.
3015 (initialize_inline_failed): Move it from here ...
3016 * cgraph.c (initialize_inline_failed): ... to here.
3017 (cgraph_create_edge): Call initialize_inline_failed rather than
3018 setting inline_failed directly.
3020 2009-03-29 Ben Elliston <bje@au.ibm.com>
3023 * sysv4.opt (msdata): Improve comment.
3024 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3025 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3027 2009-03-29 Ben Elliston <bje@au.ibm.com>
3030 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3031 load and store attributes.
3033 2009-03-29 Ben Elliston <bje@au.ibm.com>
3035 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3036 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3037 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3038 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3039 __builtin_infq and __builtin_huge_valq.
3041 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3043 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3045 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3046 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3048 2009-03-28 Xinliang David Li <davidxl@google.com>
3050 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3051 (do_dbg_cnt): New function.
3053 2009-03-28 Jan Hubicka <jh@suse.cz>
3055 Merge from pretty-ipa:
3057 2009-03-27 Jan Hubicka <jh@suse.cz>
3059 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3060 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3061 * passes.c (function_called_by_processed_nodes_p): New.
3062 * ipa-pure-const.c (check_call): Fix handling of operands.
3063 (analyze_function): Dump debug output for skipped bodies.
3064 (local_pure_const): Use function_called_by_processed_nodes_p.
3065 * dwarf2out.c (reference_to_unused): Use output.
3066 * passes.c (do_per_function_toporder): Likewise.
3068 2008-11-12 Jan Hubicka <jh@suse.cz>
3070 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3071 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3072 state_set_in_source enum
3073 (check_decl): Ignore memory tags; do not set fake looping flags;
3075 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3076 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3077 (check_call, analyze_function): Rewrite.
3079 (add_new_function): Update call of analyze_function.
3080 (generate_summary): Add call of analyze_function.
3081 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3082 (local_pure_const): New function.
3083 (pass_local_pure_const): New pass.
3084 * ipa-inline.c (inline_transform): Set after_inlining.
3085 * tree-eh.c (stmt_can_throw_external): New.
3086 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3087 work with aliasing built.
3088 * tree-flow.h (stmt_can_throw_external): New.
3089 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3090 and local pure/const pass in early and late optimization queue.
3092 2009-03-28 Martin Jambor <mjambor@suse.cz>
3094 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3096 (fold_binary): Allow function decl aligment consideration is the
3097 second argument is integer constant one.
3098 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3099 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3100 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3102 2009-03-28 Jan Hubicka <jh@suse.cz>
3104 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3105 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3106 * function.h (rtl_data): Add nothrow flag.
3107 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3108 set DECL_NOTHROW for AVAILABLE functions.
3110 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3112 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3113 following vector keyword has expansion starting with pixel or bool
3114 keyword, expand vector to __vector and pixel or bool to __pixel or
3118 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3119 warn_if_disallowed_function_p): Removed.
3120 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3121 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3122 warning_if_disallowed_function_p.
3123 * flags.h (warn_if_disallowed_function_p,
3124 warn_disallowed_functions): Removed.
3125 * common.opt (Wdisallowed-function-list=): Removed.
3126 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3128 2009-03-28 Richard Guenther <rguenther@suse.de>
3130 PR tree-optimization/38723
3131 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3134 2009-03-28 Jan Hubicka <jh@suse.cz>
3136 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3137 test introduced by my previous patch.
3139 2009-03-28 Richard Guenther <rguenther@suse.de>
3141 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3142 the PHIs value undefined.
3144 2009-03-28 Jan Hubicka <jh@suse.cz>
3146 * tree-pass.h (pass_fixup_cfg): New pass.
3147 * ipa-inline.c (inline_transform): Set
3148 always_inline_functions_inlined/after_inlining.
3149 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3150 (pass_fixup_cfg): New pass.
3151 * passes.c (init_optimization_passes): Add fixup_cfg.
3153 2009-03-28 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/38458
3156 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3157 argument use the arguments copy-of value.
3159 2009-03-28 Richard Guenther <rguenther@suse.de>
3161 PR tree-optimization/38180
3162 * tree-ssa-ccp.c (get_default_value): Simplify.
3163 (likely_value): Likewise.
3164 (surely_varying_stmt_p): Properly handle VOP case.
3165 (ccp_initialize): Likewise.
3166 (ccp_fold): Handle propagating through *&.
3167 (fold_const_aggregate_ref): Also handle decls.
3169 2009-03-28 Jan Hubicka <jh@suse.cz>
3171 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3172 * cgraph.h (cgraph_node): Likewise.
3173 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3174 (cgraph_reset_node): Use process flag.
3175 (cgraph_mark_functions_to_output): Likewise.
3176 (cgraph_expand_function): Likewise.
3177 (cgraph_expand_all_functions): Likewise.
3178 (cgraph_output_in_order): Likewise.
3179 * dwarf2out.c (reference_to_unused): Likewise.
3180 * passes.c do_per_function_toporder): Likewise.
3182 2009-03-28 Jan Hubicka <jh@suse.cz>
3184 Bring from lto-branch:
3186 2008-09-03 Doug Kwan <dougkwan@google.com>
3188 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3189 enums instead of reason strings.
3190 * cgraph.c (cgraph_create_edge): Same.
3191 (cgraph_inline_failed_string): New function.
3192 * cgraph.h (cgraph_inline_failed_t): New enum type.
3193 (cgraph_inline_failed_string): New prototype.
3194 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3195 char pointer to cgraph_inline_failed_t.
3196 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3197 (cgraph_default_inline_p): Ditto.
3198 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3199 to cgraph_inline_failed_t pointer.
3200 * cif-code.def: New file.
3201 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3203 (cgraph_check_inline_limits): Change type of REASON to pointer to
3204 cgraph_inline_failed_t. Replace reason strings with enums.
3205 (cgraph_default_inline_p): Ditto.
3206 (cgraph_recursive_inlining_p): Ditto.
3207 (update_caller_keys): Change type of FAILED_REASON to
3208 cgraph_inline_failed_t.
3209 (cgraph_set_inline_failed): Change type of REASON to pointer to
3210 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3211 convert enums to strings for text output.
3212 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3213 to be of type cgraph_inline_failed_t. Replace reason strings with
3214 enums. Call cgraph_inline_failed_string to covert enums
3215 to strings for text output.
3216 (cgraph_decide_inlining): Replace reason strings with enums.
3217 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3218 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3220 * tree-inline.c (expand_call_inline): Change type of REASON
3221 to cgraph_inline_failed_t. Replace reason strings with enums.
3222 Call cgraph_inline_failed_string for text output.
3223 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3226 2009-03-28 Jan Hubicka <jh@suse.cz>
3228 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3229 cgraph_clone_node): Remove master clone handling.
3230 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3231 * cgraph.h (master_clone): Remove.
3232 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3233 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3234 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3236 2009-03-28 Jan Hubicka <jh@suse.cz>
3238 * cgraph.c (cgraph_function_body_availability): Functions declared
3239 inline are always safe to assume that it is not going to be replaced.
3241 2009-03-28 Richard Guenther <rguenther@suse.de>
3243 PR tree-optimization/38513
3244 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3245 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3246 EXC_PTR_EXPR and FILTER_EXPR.
3247 (get_ref_from_reference_ops): Likewise.
3249 2009-03-28 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/38968
3252 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3253 Use FLOOR_MOD_EXPR to compute misalignment.
3255 2009-03-28 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/37795
3258 * tree.h (combine_comparisons): Declare.
3259 * fold-const.c (combine_comparisons): Export.
3260 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3262 (ifcombine_iforif): Use combine_comparisons.
3264 2009-03-28 Jan Hubicka <jh@suse.cz>
3266 * tree-eh.c (inlinable_call_p): New function.
3267 (make_eh_edges): Use it.
3268 (verify_eh_edges): Use it.
3269 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3270 * except.c (reachable_next_level): Add inlinable_function argument
3271 (sjlj_find_directly_reachable_regions): Update.
3272 (add_reachable_handler): Do not set saw_any_handlers.
3273 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3274 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3275 Add new inlinable call parameter.
3276 (can_throw_internal, can_throw_external): Update.
3277 * except.h (can_throw_internal_1, can_throw_external_1,
3278 foreach_reachable_handler): Update declaration.
3280 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3282 * config/arm/t-arm-coff, config/h8300/coff.h,
3283 config/i386/i386-aout.h, config/i386/i386-coff.h,
3284 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3285 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3286 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3287 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3288 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3289 sys-types.h: Remove.
3290 * Makefile.in: Remove protoize and fixproto support and references
3292 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3293 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3295 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3296 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3297 unprotoize$(exeext).
3298 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3299 (.PHONY): Don't depend on proto.
3300 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3301 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3302 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3303 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3304 build/gen-protos.o, build/scan.o, xsys-protos.h,
3305 build/fix-header$(build_exeext), build/fix-header.o,
3306 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3307 stmp-install-fixproto): Remove.
3308 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3309 SYSCALLS.c or fixproto files.
3310 (install-common): Don't install protoize.
3311 (install-headers-tar, install-headers-cpio, install-headers-cp):
3312 Don't depend on $(STMP_FIXPROTO).
3313 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3314 install fixproto files or write out fixproto settings.
3315 (uninstall): Don't uninstall protoize.
3316 * config.gcc (use_fixproto): Remove.
3317 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3318 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3319 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3320 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3321 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3322 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3323 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3324 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3325 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3326 * config/t-vxworks (STMP_FIXPROTO): Remove.
3327 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3328 STMP_FIXPROTO): Remove.
3329 * config.in, configure: Regenerate.
3330 * crtstuff.c (gid_t, uid_t): Don't undefine.
3331 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3332 (arm-*-coff, arm-*-aout: Remove target entries.
3333 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3334 Remove mention of AIX 4.1.
3335 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3336 * doc/invoke.texi (Running Protoize): Remove.
3337 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3338 (Protoize Caveats): Remove.
3339 * tsystem.h: Update comments on headers assumed to exist.
3341 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3343 * genautomata.c: Add a new year to the copyright. Add a new
3345 (struct insn_reserv_decl): Add comments for member bypass_list.
3346 (find_bypass): Remove.
3347 (insert_bypass): New.
3348 (process_decls): Use insert_bypass.
3349 (output_internal_insn_latency_func): Output all bypasses with the
3350 same input insn in one switch case.
3352 * rtl.def (define_bypass): Describe bypass choice.
3353 * doc/md.texi (define_bypass): Ditto.
3355 2009-03-27 Richard Guenther <rguenther@suse.de>
3357 * gimplify.c (mark_addressable): Export.
3358 * tree-flow.h (mark_addressable): Declare.
3359 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3360 * tree-ssa.c (verify_phi_args): Verify that address taken
3361 variables have TREE_ADDRESSABLE set.
3363 2009-03-27 Richard Guenther <rguenther@suse.de>
3365 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3366 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3367 Do not mark decls TREE_ADDRESSABLE.
3368 (build_fold_addr_expr): Adjust.
3369 (fold_addr_expr): Remove.
3370 (fold_unary): Use build_fold_addr_expr.
3371 (fold_comparison): Likewise.
3372 (split_address_to_core_and_offset): Likewise.
3373 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3375 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3376 (gimplify_modify_expr_to_memcpy): Mark source and destination
3378 * omp-low.c (create_omp_child_function): Mark the object decl
3380 (lower_rec_input_clauses): Mark the var we take the address of
3382 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3384 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3387 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3388 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3390 2009-03-27 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/39120
3393 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3395 (handle_lhs_call): Process return constraints. Add escape
3396 constraints if necessary.
3397 (handle_const_call): Fill out return constraints. Make nested
3398 case more precise. Avoid consttmp if possible.
3399 (handle_pure_call): Fill out return constraints. Avoid
3400 callused if possible.
3401 (find_func_aliases): Simplify call handling.
3403 2009-03-27 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/39120
3406 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3407 as a representative.
3408 (solve_graph): Do propagate CALLUSED.
3409 (handle_pure_call): Use a scalar constraint from CALLUSED for
3411 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3414 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3417 * c-common.c (handle_aligned_attribute): Properly check alignment
3418 overflow. Use (1U << i) instead of (1 << i).
3420 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3422 * expr.h (get_mem_align_offset): Updated.
3424 * tree.h (tree_decl_common): Change align to "unsigned int" and
3425 move it before pointer_alias_set.
3427 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3428 Jakub Jelinek <jakub@redhat.com>
3431 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3432 gr_register_operand with gr_reg_or_0_operand.
3433 (cmpxchg_rel_di): Likewise.
3434 (sync_lock_test_and_set<mode>): Likewise.
3436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3438 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3439 (true_regnum): Likewise.
3441 * rtlanal.c (subreg_info): Moved to ...
3442 * rtl.h (subreg_info): Here. New.
3443 (subreg_get_info): New.
3445 * rtlanal.c (subreg_get_info): Make it extern.
3447 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3450 * config/i386/i386.c (ix86_abi): New.
3451 (override_options): Handle -mabi=.
3452 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3453 (ix86_call_abi_override): Likewise.
3454 (init_cumulative_args): Likewise.
3455 (function_arg_advance): Likewise.
3456 (function_arg_64): Likewise.
3457 (function_arg): Likewise.
3458 (ix86_pass_by_reference): Likewise.
3459 (ix86_function_value_regno_p): Likewise.
3460 (ix86_build_builtin_va_list_abi): Likewise.
3461 (setup_incoming_varargs_64): Likewise.
3462 (is_va_list_char_pointer): Likewise.
3463 (ix86_init_machine_status): Likewise.
3464 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3465 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3466 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3467 (ix86_function_abi): Make it static and return enum calling_abi.
3468 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3470 (ix86_fn_abi_va_list): Updated.
3472 * config/i386/i386.h (ix86_abi): New.
3473 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3474 (CONDITIONAL_REGISTER_USAGE): Likewise.
3475 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3476 (machine_function): Likewise.
3478 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3480 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3481 (STACK_BOUNDARY): Likewise.
3482 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3484 * config/i386/i386.opt (mabi=): New.
3486 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3487 return enum calling_abi.
3488 (ix86_function_type_abi): Likewise.
3489 (ix86_function_abi): Removed.
3491 * doc/invoke.texi: Document -mabi= option for x86.
3493 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3495 * builtins.c (real_dconstp): Delete.
3496 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3498 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3499 Jakub Jelinek <jakub@redhat.com>
3502 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3503 (gen_subprogram_die): When a function is explicit, generate the
3504 DW_AT_explicit attribute.
3505 * langhooks.h (struct lang_hooks_for_decls): Add
3506 function_decl_explicit_p langhook.
3507 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3508 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3510 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3512 * builtins.c (fold_builtin_memory_op): Optimize memmove
3513 into memcpy if we can prove source and destination don't overlap.
3515 * tree-inline.c: Include gt-tree-inline.h.
3516 (clone_fn_id_num): New variable.
3517 (clone_function_name): New function.
3518 (tree_function_versioning): Use it.
3519 * Makefile.in (GTFILES): Add tree-inline.c.
3521 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3523 * BASE-VER: Change to 4.5.0.
3525 2009-03-27 Xinliang David Li <davidxl@google.com>
3527 PR tree-optimization/39557
3528 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3530 2009-03-27 Xinliang David Li <davidxl@google.com>
3532 PR tree-optimization/39548
3533 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3536 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3538 * c-common.c (pointer_int_sum): Use %wd on return from
3541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3543 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3544 on return from tree_low_cst.
3546 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3549 * ginclude/stdarg.h (va_copy): Define also for
3550 __GXX_EXPERIMENTAL_CXX0X__.
3552 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * builtins.h (c_strlen): Do not warn here.
3556 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3557 * c-common.c (pointer_int_sum): Take an explicit location.
3558 Warn about offsets out of bounds.
3559 * c-common.h (pointer_int_sum): Adjust declaration.
3561 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3563 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3566 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3569 * opts.c (warn_if_disallowed_function_p): Don't assume
3570 get_callee_fndecl must return non-NULL.
3572 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3574 PR rtl-optimization/39522
3575 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3576 when reg_reloaded_valid is set.
3578 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3580 * config/spu/divv2df3.c: New file.
3581 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3582 (DPBIT_FUNCS): Filter out _div_df.
3584 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3586 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3587 a jump insn, count that jump in the distance to the loop start.
3589 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3592 * config/sh/sh.c (calc_live_regs): Fix condition for global
3593 registers except PIC_OFFSET_TABLE_REGNUM.
3595 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3598 * doc/invoke.texi (-mconsole): New.
3602 (-mnop-fun-dllimport): New.
3606 (sub section "i386 and x86-64 Windows Options"): New.
3608 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3610 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3611 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3613 2009-03-25 Richard Guenther <rguenther@suse.de>
3616 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3619 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3621 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3622 neither of haifa/selective schedulers are working.
3624 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3626 * doc/invoke.texi (Debugging Options): Fix description of
3627 -fno-merge-debug-strings.
3629 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3631 * config/cris/libgcc.ver: New version-script.
3632 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3634 * configure.ac <GAS features, nop mnemonic>: Add pattern
3635 crisv32-*-* for "nop".
3636 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3637 * configure: Regenerate.
3639 2009-03-24 Ira Rosen <irar@il.ibm.com>
3641 PR tree-optimization/39529
3642 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3643 mark_sym_for_renaming for the tag copied to the new vector
3646 2009-03-24 Arthur Loiret <aloiret@debian.org>
3648 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3649 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3650 EXTRA_SPEC_FUNCTIONS.
3651 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3652 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3653 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3654 -march and -mtune options.
3656 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3658 * config/m68k/t-rtems: Add m5329 multilib.
3660 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3661 Jakub Jelinek <jakub@redhat.com>
3664 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3667 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3670 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3671 instead of c_parser_expression_conv, if original_code isn't one of the
3672 4 allowed comparison codes, fail.
3674 2009-03-23 Richard Guenther <rguenther@suse.de>
3676 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3677 * tree.h (struct tree_type): Likewise.
3678 * reload.h (struct insn_chain): Likewise.
3679 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3680 * function.h (struct function): Likewise.
3681 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3683 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3685 PR tree-optimization/39516
3686 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3688 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3690 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3691 should be set true if BITS_PER_WORD of target is bigger than 32
3693 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3695 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3696 Translate -B-options to -rpath-link. Correct existing
3697 rpath-link and conditionalize on !nostdlib.
3699 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3701 * doc/extend.texi (Function Attributes, Variable Attributes):
3703 * doc/invoke.texi (Debugging Options, Optimize Options)
3704 (i386 and x86-64 Options, MCore Options): Likewise.
3706 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3709 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3710 it for block local namespace aliases.
3711 (gen_decl_die): Pass context_die to gen_namespace_die.
3713 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3716 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3717 minimum or maximum value.
3719 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3721 * reginfo.c (globalize_reg): Recompute derived reg sets.
3723 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3726 * libgcc2.c (mprotect): Do not use signed arguments for
3727 VirtualProtect, use DWORD arguments. Also fix the 'may
3728 be used uninitialized' warning for the np variable.
3730 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3733 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3734 functions using regparm calling conventions when not optimizing.
3735 (ix86_function_sseregparm): Similarly for sseregparm calling
3738 2009-03-19 Li Feng <nemokingdom@gmail.com>
3741 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
3742 dependence if the first conflict is after niter iterations.
3744 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
3747 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
3748 functions with dynamic stack-pointer adjustments.
3750 2009-03-19 Ben Elliston <bje@au.ibm.com>
3752 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
3753 option; change to -msdata=data.
3755 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3757 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3760 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3763 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3765 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3767 * doc/invoke.texi (Code Gen Options): Expand discussion of
3770 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3772 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3773 * matrix-reorg.c (struct matrix_info): Likewise.
3774 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3775 * rtl.h (struct mem_attrs): Likewise.
3776 * df.h (struct df): Likewise.
3777 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3778 * ira-int.h (struct ira_allocno): Likewise.
3779 * df-scan.c (struct df_collection_rec): Likewise.
3780 * ira.c (struct equivalence): Likewise.
3781 * function.c (struct temp_slot): Likewise.
3782 * cfgloop.h (struct loop): Likewise.
3785 * function.c (use_register_for_decl): When not optimizing, disregard
3786 register keyword for variables with types containing methods.
3788 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3791 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3792 (is_simple_operand): Call contains_component_ref_p before calling data
3793 reference analysis that would fail on COMPONENT_REFs.
3795 * tree-vrp.c (search_for_addr_array): Fix formatting.
3797 2009-03-18 Richard Guenther <rguenther@suse.de>
3799 * tree-vect-transform.c (vect_loop_versioning): Fold the
3800 generated comparisons.
3801 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3802 (slpeel_tree_peel_loop_to_edge): Likewise.
3804 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3807 * opts.c (print_specific_help): In addition to `undocumented',
3808 accept `separate' and `joined' flags if passed alone. Describe
3809 output by the first matched one of those.
3810 (common_handle_option): Skip over empty strings.
3811 * gcc.c (display_help): Fix help string for `--help='.
3812 * doc/invoke.texi (Option Summary, Overall Options): With
3813 `--help=', classes and qualifiers can both be repeated, but
3814 only the latter can be negated. One should not pass only
3815 negated qualifiers. Fix markup and examples.
3818 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3820 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3821 and -fhelp=separate.
3823 2009-03-17 Jing Yu <jingyu@google.com>
3826 * function.h (struct rtl_data): Move is_thunk from here...
3827 (struct function): ...to here.
3828 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3829 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3831 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3833 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3834 (alpha_output_function_end_prologue): Likewise.
3835 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3836 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3837 (rs6000_output_function_epilogue): Likewise.
3838 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3840 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3844 from different units in a single alternative.
3845 (*truncdfsf_i387): Ditto.
3846 (*truncxfsf2_mixed): Ditto.
3847 (*truncxfdf2_mixed): Ditto.
3849 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3851 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3852 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3855 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3856 unused non-artificial variables when not optimizing.
3859 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3860 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3861 NAMESPACE_DECL in its DECL_INITIAL.
3864 * optabs.c (set_user_assembler_libfunc): New function.
3865 * expr.h (set_user_assembler_libfunc): New prototype.
3866 * c-common.c: Include libfuncs.h.
3867 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3868 for memcmp, memset, memcpy, memmove and abort.
3869 * Makefile.in (c-common.o): Depend on libfuncs.h.
3872 * dwarf2out.c (gen_inlined_enumeration_type_die,
3873 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3874 gen_tagged_type_instantiation_die): Removed.
3875 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3878 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3881 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3883 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3884 (check-parallel-%): Ditto.
3885 (check-consistency): Ditto.
3887 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3889 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3890 local variable rhs by NULL_TREE.
3892 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3895 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3897 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3900 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3902 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3906 for ms->sysv ABI calls only in 64bit mode.
3908 * config/i386/i386.md (untyped_call): Support 32bit.
3910 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3912 * doc/extend.texi: Replace x86_65 with x86_64.
3914 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3916 PR tree-optimization/39455
3917 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3918 mismatches for POINTER_TYPE_P (type).
3919 (number_of_iterations_le): Likewise.
3921 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3923 * config/picochip/picochip.c: Removed profiling support.
3924 * config/picochip/picochip.md: Removed profiling instruction.
3925 * config/picochip/picochip.h: Removed profiling builtin.
3927 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3929 * doc/install.texi (--with-host-libstdcxx): Document.
3931 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3934 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3935 generate a warning if the function name does not begin with
3936 "__vector" and the function has either the 'signal' or 'interrupt'
3937 attribute, from here to ...
3938 (avr_declare_function_name): ...here. New function.
3939 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3940 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3942 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3945 * cse.c (fold_rtx): Don't modify original const_arg1 when
3946 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3947 separate variable instead.
3948 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3949 from out of range shift counts.
3950 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3952 2008-03-13 Catherine Moore <clm@codesourcery.com>
3954 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3955 diagnostic.h with $(DIAGNOSTIC_H).
3957 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3960 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3962 * config/i386/sync.md (sync_compare_and_swap<mode>,
3963 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3964 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3966 (sync_double_compare_and_swapdi_pic,
3967 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3968 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3970 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3973 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3975 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3978 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3979 (avx_addsubv4df3): Likewise.
3980 (*avx_addsubv4sf3): Likewise.
3981 (sse3_addsubv4sf3): Likewise.
3983 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3986 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3988 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3991 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3992 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3993 registers for allocnos created from user-defined variables.
3995 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3998 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3999 of non-integer mode as well.
4001 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4003 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4004 for functions for which the parameter types are unknown.
4006 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4009 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4010 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4011 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4012 * config/i386/i386.c (ix86_local_alignment): For
4013 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4014 long long variables on the stack to avoid dynamic realignment.
4015 Allow the first argument to be a decl rather than type.
4016 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4018 2009-03-11 Nick Clifton <nickc@redhat.com>
4021 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4023 Add description to mno-lsim option.
4024 * config/mcore/mcore.h: Remove comment about deprecated m4align
4026 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4027 * doc/invoke.texi: Add description of mno-lsim and
4028 mstack-increment options.
4030 * config/fr30/fr30.opt: Document the -mno-lsim option.
4031 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4032 and -mno-lsim options.
4034 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4036 * fold-const.c (fold_comparison): Only call fold_inf_compare
4037 if the mode supports infinities.
4039 2009-03-11 Jason Merrill <jason@redhat.com>
4042 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4043 end already did. Notice GIMPLE_CALL modifications of the result.
4044 Don't copy debug information from an ignored decl or a decl from
4047 2009-03-10 Richard Guenther <rguenther@suse.de>
4048 Nathan Froyd <froydnj@codesourcery.com>
4051 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4052 (__divMODE3): Likewise.
4054 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4056 PR tree-optimization/39394
4057 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4058 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4060 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4062 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4063 inline asms for register asm ("") declarations.
4065 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4067 * fold-const.c (fold_unary): Fix comment.
4069 2009-03-07 Jan Hubicka <jh@suse.cz>
4072 * tree-inline.c (setup_one_parameter): Do replacement of const
4073 argument by constant in SSA form.
4075 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4078 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4079 determine alignment passed to assign_stack_local.
4080 (assign_parms_unsplit_complex): Likewise.
4081 * except.c (sjlj_build_landing_pads): Likewise.
4083 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4086 * tree-flow.h (add_referenced_var): Return bool instead of void.
4087 * tree-dfa.c (add_referenced_var): Return result of
4088 referenced_var_check_and_insert call.
4089 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4090 of referenced_var_check_and_insert.
4093 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4094 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4095 DIE, don't emit it if abstract origin already has it.
4096 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4097 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4099 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4101 * genpreds.c (needs_variable): Fix parentheses at variable name
4103 (write_tm_constrs_h): Indent generated code.
4105 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4107 * doc/extend.texi (Function Attributes): Add documentation
4110 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4113 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4114 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4116 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4118 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4121 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4124 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4125 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4127 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4129 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4130 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4131 constants instead of magic numbers.
4132 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4134 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4135 (x86_64_ms_abi_int_parameter_registers): Ditto.
4136 (x86_64_int_return_registers): Ditto.
4137 (ix86_maybe_switch_abi): Ditto.
4138 (ix86_expand_call): Ditto for clobbered_registers array.
4139 (ix86_hard_regno_mode_ok): Ditto.
4140 (x86_extended_QIreg_mentioned_p): Ditto.
4142 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4144 PR tree-optimization/39349
4145 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4147 * combine.c (gen_lowpart_for_combine): Use omode when generating
4150 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4152 PR rtl-optimization/39235
4153 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4155 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4157 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4159 2009-03-04 Richard Guenther <rguenther@suse.de>
4161 PR tree-optimization/39362
4162 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4163 that occur in abnormal PHIs should be varying.
4165 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4167 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4169 (simple_iv): Take loop as an argument instead of statement.
4170 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4171 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4173 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4175 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4176 * matrix-reorg.c (analyze_transpose): Ditto.
4177 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4178 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4179 * tree-predcom.c (ref_at_iteration): Ditto.
4180 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4182 2009-03-04 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/39358
4185 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4186 escaped_id and callused_id.
4187 (solve_graph): Likewise.
4189 2009-03-04 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/39339
4192 * tree-sra.c (try_instantiate_multiple_fields): Make it
4193 no longer ICE on the above.
4195 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4197 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4198 that fits within Pmode.
4200 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4203 * tm.texi (LIBCALL_VALUE): Update description.
4205 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4208 * doc/extend.texi (section): Update description.
4210 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4213 * tree-inline.c (remapped_type): New.
4214 (can_be_nonlocal): Call remapped_type instead of remap_type.
4216 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4219 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4220 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4222 2009-03-03 Richard Guenther <rguenther@suse.de>
4225 * tree.c (tree_nonartificial_location): New function.
4226 * tree.h (tree_nonartificial_location): Declare.
4227 * builtins.c (expand_builtin_memory_chk): Provide location
4228 of the call location for artificial function pieces.
4229 (maybe_emit_chk_warning): Likewise.
4230 (maybe_emit_sprintf_chk_warning): Likewise.
4231 (maybe_emit_free_warning): Likewise.
4232 * expr.c (expand_expr_real_1): Likewise.
4234 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4236 PR tree-optimization/39343
4237 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4238 COMPONENT_REF t has ARRAY_TYPE.
4240 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4243 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4244 when the type precision of the induction variable should be
4245 larger than the type precision of nit.
4246 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4247 * graphite.c (graphite_loop_normal_form): Same.
4248 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4250 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4253 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4254 numbers to describe clobbered registers.
4255 (*call_value_0_rex64_ms_sysv): Ditto.
4256 * config/i386/mmx.md (mmx_emms): Ditto.
4259 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4261 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4264 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4266 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4267 (spu_section_type_flags): New function.
4269 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4272 reg_class_contents of FLOAT_REGS into a temporary.
4274 2009-03-02 Richard Guenther <rguenther@suse.de>
4275 Ira Rosen <irar@il.ibm.com>
4277 PR tree-optimization/39318
4278 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4279 information to the vectorized statement.
4281 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4283 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4284 variable. Use defined names instead of magic constants for REX SSE
4287 2009-03-01 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/39331
4290 * omp-low.c (lower_send_shared_vars): Do not receive new
4291 values for the reference of DECL_BY_REFERENCE parms or results.
4293 2009-03-01 Jan Hubicka <jh@suse.cz>
4296 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4297 BLOCK_NONLOCALIZED_VAR): New macros.
4298 (tree_block): Add nonlocalized_vars.
4299 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4300 gen_decl_die): Add origin argument. Allow generation of die with
4301 origin at hand only.
4302 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4303 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4305 (gen_block_die): Fix checking for unused blocks.
4306 (process_scope_var): Break out from .... ; work with origins only.
4307 (decls_for_scope) ... here; process nonlocalized list.
4308 (dwarf2out_ignore_block): Look for nonlocalized vars.
4309 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4311 (dump_scope_block): Dump them.
4312 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4313 (remap_block): Likewise.
4314 (can_be_nonlocal): New predicate.
4315 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4317 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4319 * configure: Regenerate.
4321 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4323 * optc-gen.awk: No need to duplicate option flags twice.
4324 Reuse help texts for duplicate options which do not have any.
4326 * gcc.c (display_help): Document --version.
4328 * gcc.c (main): If print_help_list and verbose_flag, ensure
4329 driver output comes before subprocess output.
4331 * optc-gen.awk: Assign all remaining fields to help string,
4332 space-separated, for multi-line help in *.opt.
4334 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4335 -Wno-pedantic-ms-format is for MinGW targets only.
4337 * doc/options.texi (Option file format): Fix bad indentation,
4338 restoring dropped sentence.
4340 2009-02-28 Jan Hubicka <jh@suse.cz>
4342 * tree-inline.c (tree_function_versioning): Output debug info.
4344 2009-02-28 Jan Hubicka <jh@suse.cz>
4347 * tree-inline.c (setup_one_parameter): Do not copy propagate
4348 arguments when not optimizing.
4350 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4353 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4354 (avx_addsubv4df3): Likewise.
4355 (*avx_addsubv4sf3): Likewise.
4356 (sse3_addsubv4sf3): Likewise.
4357 (*avx_addsubv2df3): Likewise.
4358 (sse3_addsubv2df3): Likewise.
4359 (avx_unpckhps256): Correct item selectors.
4360 (avx_unpcklps256): Likewise.
4361 (avx_unpckhpd256): Likewise.
4362 (avx_unpcklpd256): Likewise.
4364 2009-02-28 Jan Hubicka <jh@suse.cz>
4366 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4368 (copy_arguments_for_versioning): If var is declared don't declare it.
4369 (tree_function_versioning): First setup substitutions and then copy
4372 2009-02-27 Jan Hubicka <jh@suse.cz>
4375 * cgraph.h (varpool_output_debug_info): Remove.
4376 * cgraphunit.c (varpool_output_debug_info): Remove.
4377 * dwarf2out.c (deferred_locations_struct): New struct
4378 (deferred_locations): New type.
4379 (deferred_locations_list): New static var.
4380 (deffer_location): New function.
4381 (gen_variable_die): Use it.
4382 (decls_for_scope): Output info on local static vars.
4383 (dwarf2out_finish): Process deferred locations.
4384 * varpool.c (varpool_output_debug_info): Remove.
4386 2009-02-27 Jan Hubicka <jh@suse.cz>
4389 * tree.h (TREE_PROTECTED): Fix comment.
4390 (BLOCK_HANDLER_BLOCK): Remove.
4391 (struct tree_block): Remove handler_block add body_block.
4392 (inlined_function_outer_scope_p): New.
4393 (is_body_block): Remove.
4394 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4395 * dwarf2out.c (is_inlined_entry_point): Remove.
4396 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4397 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4399 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4400 * gimplify.c (gimplify_expr): Gimplify body blocks.
4401 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4402 block with multiple subblocks.
4403 (dump_scope_block): Prettier output; dump more flags and info.
4404 (dump_scope_blocks): New.
4405 (remove_unused_locals): Use dump_scope_blocks.
4406 * tree-flow.h (dump_scope_blocks): Declare.
4407 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4408 * stmt.c (is_body_block): Remove.
4409 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4410 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4412 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4415 * graphite.c (graphite_loop_normal_form): Do not call
4416 number_of_iterations_exit from a gcc_assert.
4418 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4420 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4421 jumps if COND is NULL.
4422 (find_cond_jump): New function.
4423 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4424 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4426 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4428 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4429 force_const_mem returns NULL_RTX.
4431 2009-02-26 Jan Hubicka <jh@suse.cz>
4434 * cgraph.h (varpool_output_debug_info): Remove.
4435 * cgraphunit.c (varpool_output_debug_info): Remove.
4436 * dwarf2out.c (deferred_locations_struct): New struct
4437 (deferred_locations): New type.
4438 (deferred_locations_list): New static var.
4439 (deffer_location): New function.
4440 (gen_variable_die): Use it.
4441 (decls_for_scope): Output info on local static vars.
4442 (dwarf2out_finish): Process deferred locations.
4443 * varpool.c (varpool_output_debug_info): Remove.
4445 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4447 PR rtl-optimization/39241
4448 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4449 to subreg_offset_representable_p.
4451 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4453 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4454 execute function prototype. Get f and nregs from max_reg_num
4455 and get_insns. Remove the first backward pass as it's dead,
4456 guard the forward pass by flag_expensive_optimizations.
4457 (rest_of_handle_regmove): Delete.
4458 (pass_regmove): Replace it with regmove_optimize.
4460 2009-02-25 Martin Jambor <mjambor@suse.cz>
4462 PR tree-optimization/39259
4463 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4464 calls_alloca function flags.
4465 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4468 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4470 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4471 flags_set_1_rtx, flags_set_1_set): Delete.
4472 (regmove_optimize): Do not call mark_flags_life_zones.
4474 2009-02-24 Julian Brown <julian@codesourcery.com>
4477 * config/arm/arm.c (require_pic_register): Only set
4478 cfun->machine->pic_reg once per function.
4480 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4482 * doc/invoke.texi (Link Options): Document an easier way to pass
4483 options that take arguments to the GNU linker using -Xlinker and -Wl.
4485 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4488 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4490 2009-02-24 Richard Guenther <rguenther@suse.de>
4493 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4495 2009-02-24 Richard Guenther <rguenther@suse.de>
4496 Zdenek Dvorak <ook@ucw.cz>
4498 PR tree-optimization/39233
4499 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4500 from converting them to a generic type.
4502 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4504 PR tree-optimization/39260
4505 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4506 contains a condition with a real type.
4507 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4509 2009-02-23 Jason Merrill <jason@redhat.com>
4512 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4513 narrowing_initializer_constant_valid_p.
4514 (narrowing_initializer_constant_valid_p): Don't return
4515 null_pointer_node for adding a pointer to itself.
4517 2009-02-23 Jan Hubicka <jh@suse.cz>
4520 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4523 2009-02-23 Jan Hubicka <jh@suse.cz>
4525 PR tree-optimization/37709
4526 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4527 * tree.h (block_ultimate_origin): Declare.
4528 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4529 * tree-ssa-live.c (remove_unused_scope_block_p):
4530 Eliminate blocks containig no instructions nor live variables nor
4532 (dump_scope_block): New function.
4533 (remove_unused_locals): Enable removal of dead blocks by default;
4534 enable dumping at TDF_DETAILS.
4536 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/i386/i386.c (classify_argument): Don't allow COImode
4540 (function_arg_advance_32): Don't allow OImode.
4541 (function_arg_32): Likewise.
4542 (function_value_32): Likewise.
4543 (return_in_memory_32): Likewise.
4544 (function_arg_64): Remove OImode comment.
4546 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4549 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4550 ix86_expand_vector_set for V4DImode in 64bit mode only.
4551 (ix86_expand_vector_init_one_var): Likewise.
4553 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4555 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4557 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4560 * loop-iv.c: Revert last change.
4561 * emit-rtl.c: Likewise.
4563 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4566 * config/i386/i386.c (type_natural_mode): Remove an extra
4567 space in the warning message.
4568 (function_value_32): Handle 32-byte vector modes.
4569 (return_in_memory_32): Likewise.
4571 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4573 * loop-iv.c (truncate_value): New function.
4574 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4576 (lowpart_subreg): Move to...
4577 * emit-rtl.c: ...here.
4579 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4581 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4582 accidental and undocumented change at revision 140860.
4584 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4586 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4587 take gimple_seq * arguments.
4588 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4589 types_compatible_p langhook.
4591 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4592 Joseph Myers <joseph@codesourcery.com>
4594 * config/arm/arm.c (arm_builtin_va_list): New function.
4595 (arm_expand_builtin_va_start): Likewise.
4596 (arm_gimplify_va_arg_expr): Likewise.
4597 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4598 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4599 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4600 (va_list_type): New variable.
4601 (arm_mangle_type): Mangle va_list_type appropriately.
4603 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4606 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4607 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4608 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4609 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4610 parameter to 1000 for -O1 by default.
4611 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4613 * loop-invariant.c: Include params.h.
4614 (move_loop_invariants): Don't call move_single_loop_invariants on
4617 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4619 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4620 offset when calculating bounds for indexing stack_usage_map. Fixes
4621 a buffer overflow with certain target setups.
4623 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4626 * calls.c (expand_call): Clear try_tail_call if caller and callee
4627 disagree in promotion of function return value.
4629 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4632 * c-common.c (c_determine_visibility): If visibility changed and
4633 DECL_RTL has been already set, call make_decl_rtl to update symbol
4636 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4639 * varasm.c (assemble_variable): Don't check DECL_NAME when
4640 globalizing a variable.
4642 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4645 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4646 expression before any __builtin_trap call.
4647 * c-typeck.c (build_function_call): Convert and check function
4648 arguments before generating a call to a trap. Evaluate the
4649 function arguments before the trap.
4651 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4654 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4655 (UNSPEC_FXAM_MEM): New unspec.
4656 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4657 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4658 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4660 2009-02-19 Richard Guenther <rguenther@suse.de>
4662 PR tree-optimization/39207
4663 PR tree-optimization/39074
4664 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4665 storedanything_tree): New.
4666 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4667 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4668 (build_succ_graph): Add edges from STOREDANYTHING to all
4670 (init_base_vars): Initialize STOREDANYTHING.
4671 (compute_points_to_sets): Free substitution info after
4672 building the succ graph.
4673 (ipa_pta_execute): Likewise.
4675 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4677 (do_ds_constraint): Do not add to special var or non-pointer
4679 (type_could_have_pointers): Split out from ...
4680 (could_have_pointers): ... here. For arrays use the element type.
4681 (create_variable_info_for): Initialize may_have_pointers.
4682 (new_var_info): Likewise.
4683 (handle_lhs_call): Make the HEAP variable unknown-sized.
4684 (intra_create_variable_infos): Use a type with pointers for
4685 PARM_NOALIAS, make it unknown-sized.
4687 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4690 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4692 2009-02-18 Jason Merrill <jason@redhat.com>
4695 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4696 value if DECL_EXTERNAL.
4697 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4698 * target.h (gcc_target::binds_local_p): Clarify "module".
4699 * tree.h (TREE_PUBLIC): Clarify "module".
4701 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4704 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4705 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4707 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4710 * c.opt (Wabi): Support C and ObjC.
4713 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4715 * config/i386/i386.c (classify_argument): Warn once about the ABI
4716 change when passing union with long double.
4718 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4720 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4723 * c-parser.c (c_parser_compound_statement): Always enter and leave
4726 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4729 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4731 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4733 PR tree-optimization/36922
4734 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4735 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
4738 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4740 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4743 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4745 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
4747 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
4749 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
4752 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
4753 Richard Sandiford <rdsandiford@googlemail.com>
4755 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
4756 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4757 (loongson_biadd): ...this.
4759 2009-02-17 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/39202
4762 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4763 a var make sure to follow existing collapses.
4765 2009-02-17 Richard Guenther <rguenther@suse.de>
4768 * langhooks.c (lhd_print_error_function): Check for NULL block.
4770 2009-02-17 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/39204
4773 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4776 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4778 * config/soft-fp/double.h: Update from glibc CVS.
4780 2009-02-17 Richard Guenther <rguenther@suse.de>
4782 PR tree-optimization/39207
4783 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4784 strict-aliasing warnings for pointers pointing to NULL.
4786 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4789 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4790 skipping until next close brace.
4792 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4795 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4796 to function argument boundary.
4798 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4800 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4801 in the lea_add. Reload eventually constraints it properly.
4802 * config/picochip/constraints.md : Remove the target constraint
4803 "b", since it is not needed anymore.
4805 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4807 * gthr-dce.h: Uglify function parameter and local variable names.
4808 * gthr-gnat.h: Likewise.
4809 * gthr-mipssde.h: Likewise.
4810 * gthr-nks.h: Likewise.
4811 * gthr-posix95.h: Likewise.
4812 * gthr-posix.h: Likewise.
4813 * gthr-rtems.h: Likewise.
4814 * gthr-single.h: Likewise.
4815 * gthr-solaris.h: Likewise.
4816 * gthr-tpf.h: Likewise.
4817 * gthr-vxworks.h: Likewise.
4818 * gthr-win32.h: Likewise.
4820 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4823 * config/i386/i386.md: Restrict the new peephole2 to move
4824 between MMX/SSE registers.
4826 2009-02-15 Richard Guenther <rguenther@suse.de>
4829 2009-02-13 Richard Guenther <rguenther@suse.de>
4831 * configure.ac: Enable LFS.
4832 * configure: Re-generate.
4833 * config.in: Likewise.
4835 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4837 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4838 spu_srqwbyte, spu_srqwbytebc): Define.
4839 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4840 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4841 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4842 "shrqby_<mode>"): New insn-and-split patterns.
4843 * config/spu/spu.c (expand_builtin_args): Determine and return
4844 number of operands using spu_builtin_description data.
4845 (spu_expand_builtin_1): Use it.
4847 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4850 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4853 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4856 * config/i386/i386.c (override_options): Correct warning
4857 messages for -malign-loops, -malign-jumps and -malign-functions.
4859 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4862 * config/i386/i386.md: Restrict the new peephole2 to move
4863 between the general purpose registers.
4865 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4868 * config/i386/i386.c (type_natural_mode): Add a new argument.
4869 Return the original mode and warn ABI change if vector size is 32byte.
4870 (function_arg_advance): Updated.
4871 (function_arg): Likewise.
4872 (ix86_function_value): Likewise.
4873 (ix86_return_in_memory): Likewise.
4874 (ix86_sol10_return_in_memory): Likewise.
4875 (ix86_gimplify_va_arg): Likewise.
4876 (function_arg_32): Don't warn ABX ABI change here.
4877 (function_arg_64): Likewise.
4879 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4881 * loop-iv.c (implies_p): In the final case, test that operands 0
4882 of the two comparisons match.
4884 * config/bfin/bfin.c (find_prev_insn_start): New function.
4885 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4886 (find_next_insn_start): Move.
4888 2009-02-13 Richard Guenther <rguenther@suse.de>
4890 * configure.ac: Enable LFS.
4891 * configure: Re-generate.
4892 * config.in: Likewise.
4894 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4897 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4898 sizes on syntax error after some arguments have been parsed.
4900 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4902 * doc/invoke.texi (-fira): Remove.
4904 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4906 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4907 * recog.c: Likewise.
4910 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4912 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4913 (umul_ppmm): Likewise.
4914 (count_leading_zeros): Likewise.
4915 (count_trailing_zeros): Likewise.
4916 (UMUL_TIME): Likewise.
4918 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4920 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4921 soft-fp/t-softfp to tmake_file.
4923 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4924 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4925 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4926 IA64_BUILTIN_INFQ]: New.
4927 (ia64_init_builtins): Initialize __builtin_infq,
4928 __builtin_fabsq and __builtin_copysignq if not HPUX.
4929 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4930 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4932 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4934 (__fixtfti): Likewise.
4935 (__fixunstfti): Likewise.
4936 (__floattitf): Likewise.
4938 * config/ia64/libgcc-glibc.ver: New.
4939 * config/ia64/t-fprules-softfp: Likewise.
4940 * config/ia64/sfp-machine.h: Likewise.
4942 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4943 (LIBGCC2_TF_CEXT): Likewise.
4944 (TF_SIZE): Likewise.
4945 (TARGET_INIT_LIBFUNCS): Likewise.
4947 * config/ia64/t-glibc (SHLINB_MAPFILES):
4948 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4950 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4952 * config/i386/i386.c (construct_container): Rewrite processing
4953 BLKmode with X86_64_SSE_CLASS.
4955 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4958 * config/i386/i386.md: Replace simplify_replace_rtx with
4959 replace_rtx in the new peephole2.
4961 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4963 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4964 loop unrolling do not happen at -O2.
4966 2009-02-12 Michael Matz <matz@suse.de>
4968 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4970 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4972 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4975 2009-02-12 Ben Elliston <bje@au.ibm.com>
4977 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4978 patterns when updating the back chain. Missed in the 2009-02-10
4981 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4983 * doc/extend.texi (Decimal Floating Types): Update identifier of
4984 draft TR and list of missing support.
4986 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4989 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4990 bit to variable length decl's flags, add it also to its
4991 pointer replacement variable.
4993 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4994 Jakub Jelinek <jakub@redhat.com>
4997 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4998 (memory_blockage): New expander.
4999 (*memory_blockage): New insn pattern.
5000 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5001 instead of general blockage at the end of function prologue when
5002 frame pointer is used to access red zone area. Do not emit blockage
5003 when profiling, it is emitted in generic code.
5004 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5005 function epilogue when frame pointer is used to access red zone area.
5007 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5010 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5011 by arithmetic with memory operands.
5012 * config/i386/predicates.md (commutative_operator): New.
5014 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5016 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5019 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5021 * alias.h (record_alias_subset): Declare.
5022 * alias.c (record_alias_subset): Make global.
5024 2009-02-10 Nick Clifton <nickc@redhat.com>
5026 * tree-parloops.c: Change license to GPLv3.
5027 * ipa-struct-reorg.c: Change license to GPLv3.
5028 * ipa-struct-reorg.h: Change license to GPLv3.
5030 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5033 * c-decl.c (start_struct): Return NULL on error.
5035 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5038 * cfgloopmanip.c (remove_path): Call remove_bbs after
5039 cancel_loop_tree, not before it.
5042 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5043 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5044 VAR_DECLs were seen.
5045 * tree-ssa-live.c (remove_unused_locals): Recompute
5046 cfun->has_local_explicit_reg_vars.
5047 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5048 copies or clearings if cfun->has_local_explicit_reg_vars.
5050 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5053 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5054 of function prologue when frame pointer is used to access
5057 2009-02-10 Richard Guenther <rguenther@suse.de>
5060 * gimplify.c (gimple_regimplify_operands): Always look if
5061 we need to create a temporary.
5063 2009-02-10 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/39132
5066 * tree-loop-distribution.c (todo): New global var.
5067 (generate_memset_zero): Trigger TODO_rebuild_alias.
5068 (tree_loop_distribution): Return todo.
5070 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5073 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5074 (x86_64_reg_class_name): Removed.
5075 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5076 first one isn't X86_64_SSE_CLASS or any other ones aren't
5077 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5078 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5079 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5080 and 3 X86_64_SSEUP_CLASS.
5081 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5082 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5084 2009-02-10 Ben Elliston <bje@au.ibm.com>
5086 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5087 form instruction to update the stack back chain word, even if the
5088 user has disabled the generation of update instructions.
5089 (movdi_<mode>_update_stack): New.
5090 (movsi_update_stack): Likewise.
5091 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5092 always use an update form instruction to update the stack back
5095 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5098 * graphite.c (if_region_set_false_region): After moving a region in
5099 the false branch of a condition, remove the empty dummy basic block.
5100 (gloog): Remove wrong fix for PR38953.
5102 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5104 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5105 generation due to implicit sign extension.
5107 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5110 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5111 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5113 2009-02-09 Richard Guenther <rguenther@suse.de>
5116 * convert.c (convert_to_real): Disable (float)fn((double)x)
5117 to fnf(x) conversion if errno differences may occur and
5118 -fmath-errno is set.
5120 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5122 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5123 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5124 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5126 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5129 * c-common.c (handle_alias_attribute): Disallow attribute for
5130 anything not a FUNCTION_DECL or VAR_DECL.
5132 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5135 * real.c (do_compare): Special-case compare of zero against
5136 decimal float value.
5138 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5141 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5142 as indicating flexible array members unless the field itself is
5143 being declarared as the incomplete array.
5145 2009-02-06 Jan Hubicka <jh@suse.cz>
5147 PR tree-optimization/38844
5148 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5151 2009-02-06 Richard Guenther <rguenther@suse.de>
5154 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5155 fork because we may expand it as __gcov_fork.
5157 2009-02-06 Nick Clifton <nickc@redhat.com>
5159 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5161 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5163 PR tree-optimization/35659
5164 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5165 vn_phi_eq): Shortcut if hashcode does not match.
5166 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5168 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5169 and avoid iterative_hash_expr.
5170 (FOR_EACH_VALUE_ID_IN_SET): New.
5171 (value_id_compare): Remove.
5172 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5173 sort expressions by value id.
5175 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5178 * config/sh/predicates.md (general_movsrc_operand): Don't check
5179 the subreg of system registers here.
5181 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5184 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5187 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5189 PR rtl-optimization/39110
5190 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5191 addresses, not aligned ones.
5193 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5194 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/39100
5197 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5198 comment says and add edges.
5200 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5203 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5204 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5206 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5208 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5209 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5210 register_bb_in_sese, new_sese, free_sese): Moved.
5211 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5212 outermost_loop_in_scop, build_scop_iteration_domain,
5213 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5214 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5215 Use loop_in_sese_p instead of loop_in_scop_p.
5216 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5217 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5218 (scopdet_basic_block_info): Fix bug in scop detection.
5219 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5220 eq_loop_to_cloog_loop): Remove.
5221 (nb_loops_around_loop_in_scop, nb_loop
5222 ref_nb_loops): Moved here...
5223 * graphite.h (ref_nb_loops): ... from here.
5224 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5225 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5226 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5227 * testsuite/gcc.dg/graphite/scop-19.c: New
5229 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5230 Hans-Peter Nilsson <hp@axis.com>
5232 PR rtl-optimization/37889
5233 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5234 Move offset handling from PLUS to before the switch. Use new
5235 arguments when considering SYMBOL_REFs too.
5236 (rtx_addr_can_trap_p): Pass dummy offset and size.
5237 (enum may_trap_p_flags): Remove.
5238 (may_trap_p_1): Pass size from MEM_SIZE.
5240 PR rtl-optimization/38921
5241 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5242 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5243 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5244 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5246 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5248 AVX Programming Reference (January, 2009)
5249 * config/i386/sse.md (*vpclmulqdq): New.
5251 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5253 PR tree-optimization/38977
5254 PR gcov-profile/38292
5255 * calls.c (special_function_p): Disregard __builtin_ prefix.
5257 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5259 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5260 non-indexable addresses even before reload.
5262 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5265 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5266 as having variable size. Do not give an error for unnamed
5267 parameters with [*] declarators. Give a warning for type names
5268 with [*] declarators and mark them as variable size.
5269 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5270 for sizeof applied to [*] type names.
5272 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5275 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5277 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5279 * gcc.c (process_command): Update copyright notice dates.
5280 * gcov.c (print_version): Likewise.
5281 * gcov-dump.c (print_version): Likewise.
5282 * mips-tfile.c (main): Likewise.
5283 * mips-tdump.c (main): Likewise.
5285 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5288 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5289 for composite type involving a zero-length array type.
5291 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5294 * function.c (match_asm_constraints_1): Skip over
5295 initial optional % in the constraint.
5298 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5299 supported, don't accept FIXED_CSTs.
5300 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5301 and _Sat is used without _Fract/_Accum. Set specs->type to
5302 integer_type_node for cts_fract/cts_accum if fixed point is not
5305 2009-02-02 Catherine Moore <clm@codesourcery.com>
5307 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5309 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5311 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5312 (ABI_HAS_64BIT_SYMBOLS): Use it.
5313 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5315 2009-02-02 Paul Brook <paul@codesourcery.com>
5317 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5319 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5322 * recog.h (asm_operand_ok): Add constraints argument.
5323 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5324 recurse on matching constraint.
5325 (check_asm_operands): Pass constraints as 3rd argument to
5326 asm_operand_ok. Don't look up matching constraint here.
5327 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5330 2009-02-02 Ben Elliston <bje@au.ibm.com>
5332 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5333 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5335 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5337 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5338 information. Remove some obsolete information. Reorganize.
5340 * config/pa/fptr.c: Revert license to GPL 2.
5341 * config/pa/milli64.S: Likewise.
5343 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5346 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5347 LIBRARY name in, instead of hard-coding it.
5348 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5349 extra target make frag to tmake_files according to EH model.
5350 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5351 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5352 frags that define makefile variable EH_MODEL appropriately.
5353 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5354 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5355 to "-sjlj" according to type of EH configured.
5356 (LIBGCC_SONAME): Concatenate it to shared library base name.
5357 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5358 to "_sjlj" according to type of EH configured.
5359 (LIBGCC_SONAME): Concatenate it to shared library base name.
5360 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5361 (SHLIB_LINK): Add missing semicolon to if-else construct.
5362 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5363 string value of "pe_dll" command-line option.
5364 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5365 (SHLIB_SONAME): Use it when overriding t-cygming default.
5366 (SHLIB_IMPLIB): Override t-cygming default.
5367 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5368 string value of "pe_dll" command-line option.
5370 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5373 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5374 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5376 2009-01-31 Richard Guenther <rguenther@suse.de>
5378 PR tree-optimization/38937
5379 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5380 computing the transitive closure.
5382 2009-01-30 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/39041
5385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5386 Propagate variable indices only if the types match for this stmt.
5388 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5391 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5392 inline but never defined.
5394 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5396 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5397 (*insv_h_di_reg_extimm): New insn.
5398 (*insv_l<mode>_reg_extimm): New insn.
5400 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5402 * config/picochip/picochip.c (flag_conserve_stack): set
5403 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5404 fconserve-stack. Reduce call-overhead used by inliner.
5406 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5409 * common.opt (flag_conserve_stack): Initialised to zero.
5411 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5414 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5415 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5418 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5420 * ira-color.c (allocno_reload_assign): Update comments.
5421 * regmove.c (regmove_optimize): Likewise.
5425 2009-01-29 Robert Millan <rmh@aybabtu.com>
5427 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5428 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5429 `MD_UNWIND_SUPPORT'.
5430 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5432 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5434 PR tree-optimization/39007
5435 * tree-loop-distribution.c (generate_builtin): Use
5436 recompute_dominator to compute the immediate dominator of the
5437 basic block just after the loop.
5439 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5441 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5442 (ASM_OUTPUT_DWARF_PCREL): Define.
5444 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5446 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5447 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5448 global. Modify entries about regmove and IRA.
5450 * ra-conflict.c: Remove the file.
5452 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5454 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5455 (pass_regclass_init): Rename to pass_reginfo_init.
5457 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5459 * toplev.h (flag_ira): Remove.
5461 * caller-save.c (setup_save_areas): Remove flag_ira.
5463 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5465 * global.c: Remove the file.
5467 * opts.c (decode_options): Remove flag_ira.
5469 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5471 * regmove.c: Modify file description.
5472 (find_use_as_address, try_auto_increment): Define them only if
5473 AUTO_INC_DEC is defined.
5474 (replacement_quality, replace_in_call_usage, fixup_match_1,
5475 stable_and_no_regs_but_for_p): Remove.
5476 (reg_set_in_bb): Make it static.
5477 (regmove_optimize): Remove flag_ira and code which worked for
5480 * local-alloc.c: Remove the file.
5482 * common.opt (fira): Remove.
5484 * ira.c: Include except.h.
5485 (eliminable_regset): Move from global.c.
5486 (mark_elimination): Ditto. Remove flag_ira.
5487 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5488 equiv_mem_modified, validate_equiv_mem_from_store,
5489 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5490 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5491 no_equiv, recorded_label_ref): Move from local-alloc.c.
5492 (update_equiv_regs): Ditto. Make it static.
5493 (print_insn_chain, print_insn_chains): Move it from global.c.
5494 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5495 (build_insn_chain): Ditto. Make it static.
5496 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5497 Rename to init_live_subregs.
5498 (gate_ira): Remove flag_ira.
5500 * regclass.c: Rename reginfo.c. Change file description.
5501 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5502 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5503 (init_reg_sets_1): Remove code for evaluation of
5504 reg_class_superclasses and losing_caller_save_reg_set.
5505 (init_regs): Remove init_reg_autoinc.
5506 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5507 ok_for_base_p_nonstrict): Remove.
5508 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5509 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5510 corresponding entries.
5511 (dump_regclass, record_operand_costs, scan_one_insn,
5512 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5513 record_address_regs, auto_inc_dec_reg_p): Remove.
5514 (gt-regclass.h): Rename to gt-reginfo.h.
5516 * rtl.h (dump_global_regs, retry_global_alloc,
5517 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5519 * Makefile.in (RA_H): Remove.
5520 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5521 Rename regclass.o to reginfo.o.
5522 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5524 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5525 (GTFILES): Rename regclass.c to reginfo.c.
5527 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5528 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5530 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5531 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5533 (finish_spills): Ditto. Remove code for !flag_ira.
5535 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5538 * doc/invoke.texi (rtl debug options): Complete rewrite.
5539 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5541 * mode-switching.c (pass_mode_switching): Rename pass from
5542 "mode-sw" to "mode_sw".
5543 * except.c (pass_convert_to_eh_ranges): Rename pass from
5544 "eh-ranges" to "eh_ranges".
5545 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5549 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5550 Alexander Monakov <amonakov@ispras.ru>
5553 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5555 (move_exprs_to_boundary): Change return type and pass through
5556 should_move from move_op. Relax assert. Update usage ...
5557 (schedule_expr_on_boundary): ... here. Use should_move instead of
5559 (move_op_orig_expr_found): Indicate that insn was disconnected from
5561 (code_motion_process_successors): Do not call after_merge_succs
5562 callback if original expression was not found when traversing any of
5564 (code_motion_path_driver): Change return type. Update prototype.
5565 (move_op): Update comment. Add a new parameter (should_move). Update
5566 prototype. Set *should_move based on indication provided by
5567 move_op_orig_expr_found.
5569 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5571 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5572 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5573 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5574 * config/rs6000/rs6000.c (rs6000_override_options): Default
5575 avoid-indexed-addresses on for Power6, off for everything else.
5576 (avoiding_indexed_address_p): New function.
5577 (rs6000_legitimize_address): Use it.
5578 (rs6000_legitimate_address): Likewise.
5579 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5581 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5583 PR tree-optimization/38997
5584 * tree-loop-distribution.c (generate_memset_zero): Use
5585 POINTER_PLUS_EXPR for a pointer addition.
5587 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5589 * config/s390/s390.md (bswap<mode>2): New pattern added.
5591 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5593 * config/s390/s390.md (*tls_load_31): Added type attribute.
5595 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5597 * config/s390/s390.md: Fix a few comments.
5599 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5601 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5602 (*tm<mode>_full): Fixed z10prop attribute.
5603 (*tst<mode>_extimm): Fixed z10prop attribute.
5604 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5605 (*tstqiCCT_cconly): Fixed z10prop attribute.
5606 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5607 (*movsi_larl): Fixed z10prop attribute.
5608 (*movsi_zarch): Fixed z10prop attribute.
5609 (*movsi_eas): Fixed z10prop attribute.
5610 (*movhi): Fixed z10prop attribute.
5611 (*movqi): Fixed z10prop attribute.
5612 (*movstrictqi): Fixed z10prop attribute.
5613 (*mov<mode>): Fixed z10prop attribute.
5614 (*movcc): Fixed z10prop attribute.
5615 (*sethighpartdi_64): Fixed z10prop attribute.
5616 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5617 (*negdi2_sign_cc): Fixed z10prop attribute.
5618 (*negdi2_sign): Fixed z10prop attribute.
5619 (*absdi2_sign_cc): Fixed z10prop attribute.
5620 (*absdi2_sign): Fixed z10prop attribute.
5621 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5622 (*negabsdi2_sign): Fixed z10prop attribute.
5623 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5624 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5625 (doloop_si64): Fixed z10prop attribute.
5626 (doloop_si31): Fixed z10prop attribute.
5627 (doloop_long): Fixed z10prop attribute.
5628 (indirect_jump): Fixed z10prop attribute.
5629 (nop): Fixed z10prop attribute.
5630 (main_base_64): Fixed z10prop attribute.
5631 (reload_base_64): Fixed z10prop attribute.
5633 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5635 PR rtl-optimization/38740
5636 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5638 * config/mips/mips.c (mips_reorg): Likewise.
5640 2009-01-28 Richard Guenther <rguenther@suse.de>
5642 PR tree-optimization/38926
5643 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5644 with the correct value id to a value.
5645 (do_regular_insertion): Use the value number of edoubleprime
5646 for the value number of the expr.
5649 2008-08-21 Richard Guenther <rguenther@suse.de>
5651 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5652 a PHI ask VN if it is already available.
5653 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5654 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5656 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5659 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5660 set to varying whenever max has TREE_OVERFLOW set, similarly
5661 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5663 2009-01-28 Richard Guenther <rguenther@suse.de>
5666 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5667 uninitialized aggregate uses in call arguments.
5669 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5671 PR tree-optimization/38984
5672 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5673 the nothing_id variable if -fno-delete-null-pointer-checks.
5675 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5678 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5679 (set_got_offset_rex64): Ditto.
5681 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5684 * doc/extend.texi: Improve local variable with asm reg.
5686 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5688 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5689 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5690 was not supplied then set warn_packed_bitfield_compat to the
5692 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5695 2009-01-27 Richard Guenther <rguenther@suse.de>
5697 PR tree-optimization/38503
5698 * cfgexpand.c (expand_gimple_basic_block): Ignore
5699 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5700 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5701 variables that cannot have TBAA applied.
5702 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5705 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5708 * calls.c (initialize_argument_information): Do not wrap complex
5709 arguments in SAVE_EXPR.
5711 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5713 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5714 (INSTALL_LIBGCC): Revert typo commit.
5716 2009-01-26 Richard Guenther <rguenther@suse.de>
5718 PR tree-optimization/38745
5719 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5720 from special handling.
5722 2009-01-26 Richard Guenther <rguenther@suse.de>
5724 PR tree-optimization/38745
5725 * tree-ssa.c (execute_update_addresses_taken): Do not include
5726 variables that cannot possibly be a register in not_reg_needs.
5727 Do not clear TREE_ADDRESSABLE on vars that may not become
5729 * tree-ssa.c (update_alias_info_1): Include those in the set
5730 of addressable vars.
5732 2009-01-26 Richard Guenther <rguenther@suse.de>
5735 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5736 * tree-ssa-dse.c: Include langhooks.h
5737 (execute_simple_dse): Remove stores with zero size.
5739 2009-01-24 Jakub Jelinek <jakub@redhat.com>
5742 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
5745 2009-01-24 Julian Brown <julian@codesourcery.com>
5747 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
5748 config/arm/linux-atomic.c.
5749 * config/arm/linux-atomic.c: New.
5751 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
5753 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
5754 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
5755 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5757 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5760 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5763 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5765 PR tree-optimization/38953
5766 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5767 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5768 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5769 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5772 2009-01-24 Paul Brook <paul@codesourcery.com>
5774 * config/arm/neon.md (neon_type): Move to arm.md.
5775 (neon_mov<VSTRUCT>): Add neon_type attribute.
5776 * config/arm/arm.md (neon_type): Move to here.
5777 (conds): Add "unconditioal" and use as default for NEON insns.
5779 2009-01-24 Ben Elliston <bje@au.ibm.com>
5781 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5782 void *' warning from -Wc++-compat.
5783 * Makefile.in (dominance.o-warn): Remove.
5785 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5787 PR tree-optimization/38932
5788 * fold-const.c (fold_unary_ignore_overflow): New.
5789 * tree.h (fold_unary_ignore_overflow): Declare.
5790 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5791 * tree-ssa-sccvn.c (visit_reference_op_load,
5792 simplify_unary_expression): Likewise.
5794 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5796 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5797 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5798 regardless of their type.
5799 * c-common.c (handle_packed_attribute): Don't ignore packed on
5801 * c.opt (Wpacked-bitfield-compat): New warning option.
5802 * stor-layout.c (place_field): Warn if offset of a field changed.
5803 * doc/extend.texi (packed): Mention the ABI change.
5804 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5805 (Warning Options): Add it to the list.
5807 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5809 * c-opts.c (c_common_post_options): Fix a typo in comments.
5811 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5814 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5815 variables to static.
5816 * doc/invoke.texi (-fmerge-all-constants): Update description.
5818 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5822 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5824 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5826 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5828 (LOCAL_ALIGNMENT): Similarly.
5830 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5831 Joseph Myers <joseph@codesourcery.com>
5833 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5834 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5835 * config/arm/arm-tune.md: Regenerate.
5836 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5839 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5841 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5842 version number to five.
5844 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5847 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5848 * c-common.c (set_underlying_type): Likewise.
5849 (is_typedef_decl ): Likewise
5851 (set_underlying_type): Likewise.
5852 (is_typedef_type): Likewise.
5854 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5857 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5860 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5863 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5864 (LIBGCC_SPEC): Don't define.
5865 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5867 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5869 PR rtl-optimization/38879
5870 * alias.c (base_alias_check): Unaligned access via AND address can
5871 alias all surrounding object types except those with sizes equal
5872 or wider than the size of unaligned access.
5874 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5877 * c-decl.c (clone_underlying_type): Move this ...
5878 * c-common.c (set_underlying_type): ... here.
5879 Also, make sure the function properly sets TYPE_STUB_DECL() on
5880 the newly created typedef variant type.
5881 (is_typedef_decl ): New entry point.
5882 * tree.h: Added a new member member_types_needing_access_check to
5883 struct tree_decl_non_common.
5884 (set_underlying_type): New entry point.
5885 (is_typedef_type): Likewise.
5887 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5889 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5890 Check whether two instructions have memory references that
5891 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5892 are helper functions for traversing.
5893 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5894 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5895 not to draw dependency edge for instructions with non-conflicting
5898 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5901 * longlong.h: Update copyright years. Use soft-fp license notice.
5902 Sync __clz_tab declaration with glibc.
5904 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5907 * doc/extend.texi (syscall_linkage): New.
5908 (version_id): Modify.
5910 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5911 Richard Guenther <rguenther@suse.de>
5913 PR tree-optimization/38747
5914 PR tree-optimization/38748
5915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5916 conversion if the base address is an indirect reference and the
5917 aliasing sets could cause issues.
5919 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5921 * common.opt (fgraphite, fgraphite-identity): Add comment for
5922 explaining why these options are not documented.
5924 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5926 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5927 gimple_call_lhs is NULL.
5929 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5932 * emit-rtl.c (adjust_address_1): Make sure memref is never
5935 2009-01-20 Ben Elliston <bje@au.ibm.com>
5937 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5938 const qualifier from arg parameter. Remove unnecessary cast to char *.
5939 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5940 const qualifier from arg 2.
5942 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5944 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5946 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5949 * rtl.h (reinit_regs): New prototype.
5950 * regclass.c: Include ira.h.
5952 * Makefile.in (regclass.o): Add ira.h.
5953 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5955 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5958 * c-common.c (handle_aligned_attribute): Use
5959 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5960 default alignment value.
5962 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5964 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5965 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5967 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5968 __BIGGEST_ALIGNMENT__.
5970 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5972 2009-01-18 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/38819
5975 * tree-flow.h (operation_could_trap_helper_p): Declare.
5976 * tree-eh.c (operation_could_trap_helper_p): Export.
5977 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5978 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5979 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5980 are about to insert a possibly trapping instruction and fail
5983 2009-01-18 Andreas Schwab <schwab@suse.de>
5985 * doc/install.texi (Configuration): Remove obsolete paragraph
5986 about use of --with-gnu-ld with --with-gnu-as.
5988 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5990 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5991 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5992 Follow spelling conventions.
5994 2009-01-18 Ben Elliston <bje@au.ibm.com>
5996 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5997 C++ warning about implicit conversion from void * to struct
5999 (bitmap_obstack_free): Likewise for bitmap_element *.
6000 * Makefile.in (bitmap.o-warn): Remove.
6002 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6004 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6006 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6007 Tobias Grosser <tobi.grosser@amd.com>
6009 * graphite.c (graphite_trans_scop_block): Do not block single
6012 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6014 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6015 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6016 test with assertion.
6018 2009-01-16 Richard Guenther <rguenther@suse.de>
6020 PR tree-optimization/38835
6022 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6023 and INT + PTR -> (INT)(PTR p+ INT) folding.
6024 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6026 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6029 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6030 the subreg from a lowpart subreg if it is also casting the value.
6032 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6033 Tobias Grosser <tobi.grosser@amd.com>
6035 * graphite.c (compare_prefix_loops): New.
6036 (build_scop_canonical_schedules): Rewritten.
6037 (graphite_transform_loops): Move build_scop_canonical_schedules
6038 after build_scop_iteration_domain.
6040 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6041 Tobias Grosser <tobi.grosser@amd.com>
6043 * graphite.c (add_conditions_to_domain): Add the loops to
6044 the dimension of the iteration domain. Do copy the domain
6045 only when it exists.
6046 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6047 (add_conditions_to_constraints): New.
6048 (can_generate_code_stmt, can_generate_code): Removed.
6049 (gloog): Do not call can_generate_code.
6050 (graphite_transform_loops): Call add_conditions_to_constraints
6051 after building the iteration domain.
6053 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6055 PR tree-optimization/38789
6056 * tree-ssa-threadedge.c
6057 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6058 __builtin_constant_p.
6060 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6062 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6063 examined before deleting them.
6065 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6067 * function.c (aggregate_value_p): Correctly extract the function
6068 type from CALL_EXPR_FN lookup.
6070 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6072 * config/picochip/picochip.c (picochip_override_options): Revert
6073 CFI asm flag disable commited previously.
6075 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6076 Tobias Grosser <tobi.grosser@amd.com>
6077 Jan Sjodin <jan.sjodin@amd.com>
6079 * graphite.c (scan_tree_for_params): On substractions negate
6080 all the coefficients of the term.
6081 (clast_to_gcc_expression_red): New. Handle reduction expressions
6082 of more than two operands.
6083 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6084 (get_vdef_before_scop): Handle also the case of default definitions.
6086 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6088 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6089 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6090 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6092 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6093 Joey Ye <joey.ye@intel.com>
6096 * cfgexpand.c (expand_stack_alignment): Don't update stack
6097 boundary nor check incoming stack boundary here.
6098 (gimple_expand_cfg): Update stack boundary and check incoming
6099 stack boundary here.
6101 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6103 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6105 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6107 PR rtl-optimization/38245
6108 * calls.c (expand_call): Add stack arguments to
6109 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6110 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6111 in regs and partially in memory or BLKmode arguments.
6112 (emit_library_call_value_1): Add stack arguments to
6113 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6114 ACCUMULATE_OUTGOING_ARGS).
6115 * dce.c: Include tm_p.h.
6116 (find_call_stack_args): New function.
6117 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6119 (mark_insn): Call find_call_stack_args for CALL_Ps.
6120 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6121 forwards. Allocate and free arg_stores bitmap if needed, pass it
6122 down to deletable_insn_p, don't mark stores set in arg_stores
6123 bitmap, clear the bitmap at the beginning of each bb.
6124 * Makefile.in (dce.o): Depend on $(TM_P_H).
6126 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6129 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6130 to make sure the insn is a conditional test (bug 22599). Reformat a
6133 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6136 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6137 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6138 (gloog): Do not call cleanup_tree_cfg.
6139 (graphite_transform_loops): Call cleanup_tree_cfg after all
6140 scops have been code generated.
6142 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6143 * doc/gty.texi (Invoking the garbage collector): Added new node
6144 and section documenting ggc_collect.
6146 2009-01-14 Richard Guenther <rguenther@suse.de>
6148 PR tree-optimization/38826
6150 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6151 initialization notes only if we actually emitted a warning.
6152 (intra_create_variable_infos): Add constraints for a result decl
6153 that is passed by hidden reference.
6154 (build_pred_graph): Mark all related variables non-direct on
6157 2009-01-14 Nick Clifton <nickc@redhat.com>
6159 * ira-conflicts.c: Include addresses.h for the definition of
6161 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6162 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6164 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6167 * Makefile.in (ira-lives.o): Add except.h.
6169 * ira-lives.c: Include except.h.
6170 (process_bb_node_lives): Process can_throw_internal.
6172 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6174 PR rtl-optimization/38774
6175 * combine.c (simplify_set): When undoing cc_use change, don't do
6176 PUT_CODE on the newly created comparison, but instead put back the
6179 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6181 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6182 values. Remove duplicate arm8 entry.
6184 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6186 PR tree-optimization/38786
6187 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6188 the SSA_NAME case of expand_scalar_variables_expr.
6189 Set the type of an expression to the type of its assign statement.
6190 (expand_scalar_variables_expr): Also gather the scalar computation
6191 used to index the memory access. Do not pass loop_p.
6192 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6193 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6194 the gimple_stmt_iterator where it inserts new code.
6196 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6197 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6199 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6201 * graphite.h (debug_value): Removed.
6202 * graphite.c (debug_value): Removed.
6204 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6206 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6207 ldrd/strd with two 32-bit instructions.
6209 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6211 * config/arm/arm.c (struct processors): Pass for speed down into
6212 cost helper functions.
6213 (const_ok_for_op): Handle COMPARE and inequality nodes.
6214 (arm_rtx_costs_1): Rewrite.
6215 (arm_size_rtx_costs): Update prototype.
6216 (arm_rtx_costs): Pass speed down to helper functions.
6217 (arm_slowmul_rtx_costs): Rework cost calculations.
6218 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6219 (arm_9e_rtx_costs): Likewise.
6221 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6223 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6224 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6225 (alpha_legitimize_address): Do not split local symbols wider than
6226 UNITS_PER_WORD into HIGH/LO_SUM parts.
6228 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6231 * gcc.c (process_command): Replace call to execvp with calls
6232 to pex_one and exit.
6234 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6237 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6238 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6239 variant for devices with 3-byte PC.
6240 (__tablejump_elpm__): New.
6242 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6245 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6246 offsetof member-designator, handle it as `[0].'.
6248 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6250 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6251 function when not using named sections on targets with named sections
6252 if branch distance is less than 262132.
6254 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6256 * combine.c (combine_instructions): Recompute
6257 optimize_this_for_speed_p for each BB in the main combine loop.
6259 2009-01-12 Tomas Bily <tbily@suse.cz>
6262 * tree-loop-distribution.c (prop_phis): New function.
6263 (generate_builtin): Call prop_phis.
6264 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6266 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6268 PR tree-optimization/38807
6269 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6270 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6272 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6274 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6275 subreg of op0 to the original op0.
6277 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6279 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6281 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6284 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6285 starting with digits.
6287 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6290 * config/arm/arm.c (arm_is_long_call_p): Don't call
6291 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6293 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6295 * regrename.c (regrename_optimize): Fix dumping.
6296 (find_oldest_value_reg): Preserve REG_POINTER.
6297 (copy_hardreg_forward_1): Likewise.
6299 2009-01-09 Diego Novillo <dnovillo@google.com>
6301 * gimple.h (struct gimple_statement_base) <uid>: Document
6302 the restrictions on its use.
6304 (gimple_set_uid): Tidy.
6306 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6308 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6309 zero guard even if align_bytes != 0 and count is smaller than
6312 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6314 PR rtl-optimization/38495
6315 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6316 (add_range_and_copies_from_move_list): Print all added ranges.
6317 Add ranges to memory optimized destination.
6319 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6323 * config/i386/i386.c (override_options): Reject
6324 -mstringop-strategy=rep_8byte with -m32.
6325 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6326 to 1. Do count comparison against epilogue_size_needed at compile
6327 time even when count_exp was constant forced into register. For
6328 size_needed don't jump to epilogue, instead just avoid aligning
6329 and invoke the body algorithm. If need_zero_guard, add zero guard
6330 even if count is non-zero, but smaller than size_needed + number of
6331 bytes that could be stored for alignment.
6332 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6333 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6334 but smaller than size_needed + number of bytes that could be stored
6335 for alignment. Compare size_needed with epilogue_size_needed instead
6336 of desired_align - align, don't adjust size_needed, pass
6337 epilogue_size_needed to the epilogue expanders.
6340 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6342 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6344 * pa.c (last_address): Change to unsigned.
6345 (update_total_code_bytes): Change argument to unsigned. Don't
6346 check if insn addresses are set.
6347 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6348 addresses are not set.
6349 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6351 2009-01-09 Nick Clifton <nickc@redhat.com>
6353 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6354 DECL_DECLARED_INLINE_P.
6356 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6359 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6360 GET_MODE (op0) in operand_subword_force calls.
6363 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6364 fold_convert arg0 operands to TREE_TYPE (op0) first.
6366 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6368 * params.def (ira-max-conflict-table-size): Decrease default value
6371 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6373 PR tree-optimization/37031
6374 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6376 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6377 allocate it using gc instead of heap, use VEC_quick_push instead of
6379 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6380 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6381 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6382 allocated vector from heap allocated.
6383 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6384 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6385 vector only after perfect_loop_nest_depth call.
6387 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6388 Jan Sjodin <jan.sjodin@amd.com>
6390 PR tree-optimization/38559
6391 * graphite.c (debug_value, copy_constraint,
6392 swap_constraint_variables, scale_constraint_variable, ): New.
6393 (get_lower_bound, get_upper_bound): Removed.
6394 (graphite_trans_bb_strip_mine): Clean up this code that works
6395 only for constant number of iterations. Fully copy upper and
6396 lower bound constraints, not only the constant part of them.
6397 * graphite.h (debug_value): Declared.
6399 2009-01-08 Ira Rosen <irar@il.ibm.com>
6401 PR tree-optimization/37194
6402 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6403 Don't add the cost of cost model guard in prologue to scalar
6404 outside cost in case of known number of iterations.
6406 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6407 Alan Modra <amodra@bigpond.net.au>
6409 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6410 non-word-aligned REG+CONST addressing.
6412 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6415 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6416 free_after_compilation when outputting a thunk.
6417 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6418 Do not call free_after_compilation here.
6420 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6423 (ix86_valid_target_attribute_inner_p): Ditto.
6425 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6427 PR tree-optimization/38492
6428 PR tree-optimization/38498
6429 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6430 * tree-chrec.h (scev_is_linear_expression): Declared.
6431 * graphite.c (graphite_cannot_represent_loop_niter): New.
6432 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6433 (graphite_loop_normal_form): Use gcc_assert.
6434 (scan_tree_for_params): Use CASE_CONVERT.
6435 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6436 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6437 Use gcc_assert. Discard scops that contain unhandled cases.
6438 (build_scop_conditions): Return a boolean status for unhandled cases.
6439 (strip_mine_profitable_p): Print the loop number, not its depth.
6440 (is_interchange_valid): Pass the depth of the loop nest, don't
6441 recompute it wrongly.
6442 (graphite_trans_bb_block): Same.
6443 (graphite_trans_bb_block): Print tentative of loop blocking.
6444 (graphite_trans_scop_block): Do not print that the loop has been
6446 (graphite_transform_loops): Do not handle scops that contain condition
6449 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6451 AVX Programming Reference (December, 2008)
6452 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6453 (_mm256_stream_pd): Likewise.
6454 (_mm256_stream_ps): Likewise.
6456 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6457 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6458 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6459 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6460 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6461 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6462 (ix86_expand_special_args_builtin): Likewise.
6464 * config/i386/sse.md (AVXMODEDI): New.
6465 (avx_movnt<mode>): Likewise.
6466 (avx_movnt<mode>): Likewise.
6467 (<sse>_movnt<mode>): Remove AVX support.
6468 (sse2_movntv2di): Likewise.
6470 2009-01-07 Richard Guenther <rguenther@suse.de>
6473 * fold-const.c (extract_muldiv): Remove obsolete comment.
6474 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6475 to PLUS_EXPR canonicalization for the canonicalization.
6477 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6479 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6480 hosted cross-compilers generating less efficient code.
6482 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6484 * function.h (rtl_data): Add a dbr_scheduled_p field.
6485 * reorg.c (dbr_schedule): Set it.
6486 (gate_handle_delay_slots): Check it.
6487 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6488 (mips_reorg): Check flag_delayed_branch instead of
6489 mips_base_delayed_branch.
6490 (mips_override_options): Don't set mips_base_delayed_branch
6491 or flag_delayed_branch.
6493 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6495 PR rtl-optimization/38426.
6496 * ira.c (ira): Set current_function_is_leaf earlier.
6498 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6500 PR rtl-optimization/38722
6501 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6502 too early, only set a flag and modify after last possible
6505 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6508 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6509 * real.c (decimal_single_format): Correct values of emin and emax.
6510 (decimal_double_format): Ditto.
6511 (decimal_quad_format): Ditto.
6512 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6513 computation of DECnn_MIN and DECnn_MAX for corrected values of
6514 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6515 __DECnn_MIN__, and adjust its computation for the corrected value
6518 2009-01-06 Jan Hubicka <jh@suse.cz>
6521 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6523 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6525 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6526 Add Robert Clark to the list of testers.
6528 2009-01-06 Jan Hubicka <jh@suse.cz>
6529 Kai Tietz <kai.tietz@onevision.com>
6531 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6532 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6534 2009-01-06 Jan Hubicka <jh@suse.cz>
6535 Kai Tietz <kai.tietz@onevision.com>
6537 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6539 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6540 (ix86_nsaved_regs): Count only general purpose regs.
6541 (ix86_nsaved_sseregs): New.
6542 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6543 to 16 for w64; compute padding and size of sse reg save area.
6544 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6545 general purpose regs.
6546 (ix86_emit_save_sse_regs_using_mov): New.
6547 (ix86_expand_prologue): Save SSE regs if needed.
6548 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6549 (ix86_emit_restore_sse_regs_using_mov): New.
6550 (ix86_expand_epilogue): Save SSE regs if needed.
6552 2009-01-06 Jan Hubicka <jh@suse.cz>
6553 Kai Tietz <kai.tietz@onevision.com>
6555 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6556 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6557 functions when accumulate outgoing args is off.
6559 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6562 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6563 before using pseudos_have_intersected_live_ranges_p.
6565 * ira-int.h (ira_assert): Always define.
6567 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6569 AVX Programming Reference (December, 2008)
6570 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6571 (_mm256_permute2_pd): Likewise.
6572 (_mm_permute2_ps): Likewise.
6573 (_mm256_permute2_ps): Likewise.
6574 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6575 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6577 * config/i386/i386.c (ix86_builtins): Remove
6578 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6579 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6580 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6581 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6582 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6583 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6584 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6585 __builtin_ia32_vpermil2ps256.
6586 (ix86_init_mmx_sse_builtins): Updated.
6587 (ix86_expand_args_builtin): Likewise.
6589 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6591 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6592 long absolute calls when generating PA 2.0 code.
6594 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6596 PR rtl-optimization/38583
6597 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6599 * params.def (ira-max-conflict-table-size): New.
6601 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6603 * ira.h (ira_conflicts_p): New external definition.
6605 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6606 table. Report this. Return result of building.
6607 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6608 building conflict table.
6610 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6611 (ira_color): Use ira_conflicts_p.
6613 * global.c: Include ira.h.
6614 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6617 * Makefile.in (global.o): Add ira.h.
6619 * ira-build.c (mark_all_loops_for_removal,
6620 propagate_some_info_from_allocno): New.
6621 (remove_unnecessary_allocnos): Call
6622 propagate_some_info_from_allocno.
6623 (remove_low_level_allocnos): New.
6624 (remove_unnecessary_regions): Add parameter. Call
6625 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6626 parameter to remove_unnecessary_regions.
6627 (ira_build): Remove all regions but root if the conflict table was
6628 not built. Update conflict hard regs for allocnos crossing calls.
6630 * ira.c (ira_conflicts_p): New global.
6631 (ira): Define and use ira_conflicts_p.
6633 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6634 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6635 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6637 2009-01-06 Ben Elliston <bje@au.ibm.com>
6639 * gengtype-lex.l (YY_NO_INPUT): Define.
6641 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * c-common.c (handle_vector_size_attribute): Also reject
6647 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6649 PR tree-optimization/38492
6650 * graphite.c (rename_map_elt, debug_rename_elt,
6651 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6652 rename_map_elt_info, eq_rename_map_elts,
6653 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6654 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6655 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6656 (sese_build_livein_liveouts): New.
6657 (new_sese, free_sese): New.
6658 (new_scop): Call new_sese.
6659 (free_scop): Call free_sese.
6660 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6661 (register_old_new_names): Renamed register_old_and_new_names.
6662 (register_scop_liveout_renames, add_loop_exit_phis,
6663 insert_loop_close_phis, struct igp,
6664 default_liveout_before_guard, add_guard_exit_phis,
6665 insert_guard_phis, copy_renames): New.
6666 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6667 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6668 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6669 (scop_adjust_phis_for_liveouts): New.
6670 (gloog): Call scop_adjust_phis_for_liveouts.
6672 * graphite.h (struct sese): Documented. Added fields liveout,
6674 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6675 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6676 (struct scop): Added field liveout_renames.
6677 (SCOP_LIVEOUT_RENAMES): New.
6679 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6681 PR tree-optimization/38510
6682 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6683 (translate_clast): Call recompute_all_dominators before
6685 (gloog): Call recompute_all_dominators before graphite_verify.
6687 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6688 Jan Sjodin <jan.sjodin@amd.com>
6690 PR tree-optimization/38500
6691 * graphite.c (create_sese_edges): Call fix_loop_structure after
6694 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6696 * config.gcc: Add m32r*-*-rtems*.
6697 * config/m32r/rtems.h: New file.
6699 2009-01-05 Ben Elliston <bje@au.ibm.com>
6701 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6702 (.po.pox): Likewise.
6703 (po/gcc.pot): Likewise.
6705 2009-01-04 David S. Miller <davem@davemloft.net>
6707 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6708 (STARTING_FRAME_OFFSET): Always set to zero.
6710 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6712 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6713 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6714 fixed-point types, and vectors of the same.
6716 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6718 * config/mips/sync.md (*mb_barrier): Rename to...
6719 (*memory_barrier): ...this.
6721 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6723 * doc/extend.texi (Function Attributes): Move @cindex after @item
6724 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6725 and put in alphabetical order. Fix 'target' name and put in order.
6726 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6729 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6731 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6732 (memory_barrier): Expand as unspec instead of unspec_volatile.
6733 Remove mem:BLK from insn operands. Use Pmode scratch register.
6734 (*memory_barrier): Define as unspec instead of unspec_volatile.
6735 Use (match_dup 0) as input operand.
6737 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
6738 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
6739 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
6740 scratch register. Remove operand 1.
6741 (*stbar): Define as unspec instead of unspec_volatile.
6742 Use (match_dup 0) as input operand, remove (const_int 8).
6743 (*membar): Define as unspec instead of unspec_volatile.
6744 Use (match_dup 0) as input operand, remove input operand 2.
6746 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
6747 (memory_barrier): Expand as unspec instead of unspec_volatile.
6748 Remove mem:BLK from insn operands. Use Pmode scratch register.
6749 (*memory_barrier): Define as unspec instead of unspec_volatile.
6750 Use (match_dup 0) as input operand.
6752 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
6753 Remove mem:BLK from insn operands. Use Pmode scratch register.
6754 Set volatile flag on operand 0.
6755 (*memory_barrier): New insn pattern.
6757 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6759 (*memory_barrier): Use (match_dup 0) as input operand.
6761 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6762 Remove mem:BLK from insn operands. Use Pmode scratch register.
6763 Set volatile flag on operand 0.
6764 (*mb_internal): New insn pattern.
6766 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6768 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6771 * function.c (struct temp_slot): Move to the section of the file
6772 that deals with temp slots. Remove field 'address'.
6773 (temp_slot_address_table): New hash table of address -> temp slot.
6774 (struct temp_slot_address_entry): New struct, items for the table.
6775 (temp_slot_address_compute_hash, temp_slot_address_hash,
6776 temp_slot_address_eq, insert_temp_slot_address): Support functions
6778 (find_temp_slot_from_address): Rewrite to use the new hash table.
6779 (remove_unused_temp_slot_addresses): Remove addresses of temp
6780 slots that have been made available.
6781 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6782 worker function for remove_unused_temp_slot_addresses.
6783 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6784 Add the temp slot address to the address -> temp slot map.
6785 (update_temp_slot_address): Update via insert_temp_slot_address.
6786 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6787 (pop_temp_slots): Likewise.
6788 (init_temp_slots): Allocate the address -> temp slot map, or empty
6789 the map if it is already allocated.
6790 (prepare_function_start): Initialize temp slot processing.
6792 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6795 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6796 Calculate the size of all stack vars assuming no packing of stack
6797 vars will happen, replacing a quadratic algorithm with a linear one.
6799 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6802 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6805 2009-01-03 Diego Novillo <dnovillo@google.com>
6807 * doc/contrib.texi: Update contributions.
6809 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6812 * builtins.c (fold_builtin_memory_op): Give up if either operand
6813 is volatile. Set srctype or desttype to non-qualified version
6817 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6820 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6822 PR rtl-optimization/35805
6823 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6824 problem if fast dce is able to remove any instructions.
6825 * dce.c (dce_process_block): Fix dump message.
6827 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6830 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6832 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6835 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6836 * tree-pretty-print.c (op_code_prio): New function.
6837 (op_prio): No longer static. Use op_code_prio.
6838 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6839 Use op_prio and op_code_prio to determine if () should be
6840 printed around operand(s) or not.
6842 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6843 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6844 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6845 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6846 pp_character instead of pp_string for single letter printing.
6848 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6850 * doc/extend.texi: Fix '#pragma GCC option' typo.
6852 2009-01-02 Richard Guenther <rguenther@suse.de>
6854 * doc/install.texi (--enable-checking): Mention different
6856 (--enable-stage1-checking): Document.
6858 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6861 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6862 case to be an error.
6864 2009-01-02 Ben Elliston <bje@au.ibm.com>
6866 * config/fp-bit.h (pack_d): Constify argument.
6867 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6868 (isnan): Constify argument.
6872 (_fpadd_parts): Constify return type.
6873 (_fpmul_parts): Likewise.
6874 (_fpdiv_parts): Likewise.
6876 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6879 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6880 warn about overwriting initializer with side-effects or
6881 -Woverride-init if !IMPLICIT.
6882 (output_init_element): Likewise. Pass IMPLICIT down to
6884 (process_init_element): Add IMPLICIT argument. Pass it down
6885 to output_init_element.
6886 (push_init_element, pop_init_level, set_designator): Adjust
6887 process_init_element callers.
6888 (set_nonincremental_init, set_nonincremental_init_from_string):
6889 Adjust add_pending_init callers.
6890 (output_pending_init_elements): Adjust output_init_element callers.
6891 * c-tree.h (process_init_element): Adjust prototype.
6892 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6893 process_init_element callers.