1 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/sse.md (avxmodesuffixs): Removed.
4 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5 (*avx_pinsr<ssevecsize>): This.
7 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10 follow chains of regs with a single definition, and allow expressions
11 that are function_invariant_p.
12 (simple_rhs_p): Allow expressions that are function_invariant_p.
14 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17 * fold-const.c (fold_cond_expr_with_comparison): When folding
18 > and >= to MAX, make sure the MAX uses the same type as the
19 comparison's operands.
21 2009-04-24 Nick Clifton <nickc@redhat.com>
23 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24 addressing for DImode accesses.
25 (frv_print_operand_address): Handle PLUS case.
26 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as
29 2009-04-24 Jakub Jelinek <jakub@redhat.com>
31 PR rtl-optimization/39794
32 * alias.c (canon_true_dependence): Add x_addr argument.
33 * rtl.h (canon_true_dependence): Adjust prototype.
34 * cse.c (check_dependence): Adjust canon_true_dependence callers.
35 * cselib.c (cselib_invalidate_mem): Likewise.
36 * gcse.c (compute_transp): Likewise.
37 * dse.c (scan_reads_nospill): Likewise.
38 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
39 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
40 canon_base_addr of the group, plus optional offset.
41 (struct group_info): Rename canon_base_mem to
43 (get_group_info): Set canon_base_addr to canon_rtx of base, not
44 canon_rtx of base_mem.
46 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
48 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
49 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
51 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
53 * config/spu/spu-builtins.h: Delete file.
55 * config/spu/spu.h (enum spu_builtin_type): Move here from
57 (struct spu_builtin_description): Likewise. Add GTY marker.
58 Do not use enum spu_function_code or enum insn_code.
59 (spu_builtins): Add extern declaration.
61 * config/spu/spu.c: Do not include "spu-builtins.h".
62 (enum spu_function_code, enum spu_builtin_type_index,
63 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
64 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
65 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
66 unsigned_V2DI_type_node): Move here from spu-builtins.h.
67 (spu_builtin_types): Make static. Add GTY marker.
68 (spu_builtins): Add extern declaration with GTY marker.
71 * config/spu/spu-c.c: Do not include "spu-builtins.h".
72 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
73 Check programmatically whether all parameters are scalar.
75 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
77 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
79 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
80 assignment from the constructor either if the target is volatile.
82 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
84 * config/arm/arm.md (insv): Do not share operands[0].
86 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
88 * config/vxlib-tls.c (active_tls_threads): Delete.
89 (delete_hook_installed): New.
90 (tls_delete_hook): Don't delete the delete hook.
91 (tls_destructor): Delete it here.
92 (__gthread_set_specific): Adjust installing the delete hook.
93 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
94 __gthread_leave_tsd_dtor_context.
96 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
98 * c-format.c (gcc_tdiag_char_table): Add support for %E.
100 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
102 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
104 (alpha_rtx_costs): Ditto.
105 (emit_unlikely_jump): Use add_reg_note.
106 (emit_frame_store_1): Ditto.
107 (alpha_expand_prologue): Ditto.
108 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
109 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
111 2009-04-23 Nick Clifton <nickc@redhat.com>
113 * config/v850/v850.md (epilogue): Remove suppressed code.
114 (return): Rename to return_simple and remove test of frame size.
115 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
116 to gen_return_simple.
118 2009-04-22 Jing Yu <jingyu@google.com>
121 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
123 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
126 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
127 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
128 value is a VECTOR_CST, the element type is the element type of the
131 2009-04-22 DJ Delorie <dj@redhat.com>
133 * config/m32c/m32c.h: Update GTY annotations to new syntax.
135 2009-04-22 Jakub Jelinek <jakub@redhat.com>
137 * alias.c (find_base_term): Move around LO_SUM case, so that
138 CONST falls through into PLUS/MINUS handling.
141 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
142 into 0, use omit_one_operand.
144 2009-04-23 Ben Elliston <bje@au.ibm.com>
146 * config/rs6000/linux-unwind.h (get_regs): Remove type
147 puns. Change the type of `pc' to an array of unsigned ints and
148 update all users. Constify frame24.
150 2009-04-22 DJ Delorie <dj@redhat.com>
152 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
153 declarations before code.
154 (current_function_special_page_vector): Likewise.
155 (m32c_expand_insv): Silence a warning.
157 2009-04-21 Taras Glek <tglek@mozilla.com>
159 * alias.c: Update GTY annotations to new syntax.
160 * basic-block.h: Likewise.
161 * bitmap.h: Likewise.
162 * c-common.h: Likewise.
163 * c-decl.c: Likewise.
164 * c-parser.c: Likewise.
165 * c-pragma.c: Likewise.
166 * c-tree.h: Likewise.
167 * cfgloop.h: Likewise.
168 * cgraph.h: Likewise.
169 * config/alpha/alpha.c: Likewise.
170 * config/arm/arm.h: Likewise.
171 * config/avr/avr.h: Likewise.
172 * config/bfin/bfin.c: Likewise.
173 * config/cris/cris.c: Likewise.
174 * config/darwin.c: Likewise.
175 * config/frv/frv.c: Likewise.
176 * config/i386/i386.c: Likewise.
177 * config/i386/i386.h: Likewise.
178 * config/i386/winnt.c: Likewise.
179 * config/ia64/ia64.h: Likewise.
180 * config/iq2000/iq2000.c: Likewise.
181 * config/mips/mips.c: Likewise.
182 * config/mmix/mmix.h: Likewise.
183 * config/pa/pa.c: Likewise.
184 * config/pa/pa.h: Likewise.
185 * config/rs6000/rs6000.c: Likewise.
186 * config/s390/s390.c: Likewise.
187 * config/sparc/sparc.c: Likewise.
188 * config/xtensa/xtensa.c: Likewise.
189 * cselib.h: Likewise.
190 * dbxout.c: Likewise.
191 * dwarf2out.c: Likewise.
192 * except.c: Likewise.
193 * except.h: Likewise.
194 * fixed-value.h: Likewise.
195 * function.c: Likewise.
196 * function.h: Likewise.
197 * gimple.h: Likewise.
198 * integrate.c: Likewise.
199 * optabs.c: Likewise.
200 * output.h: Likewise.
203 * stringpool.c: Likewise.
204 * tree-data-ref.c: Likewise.
205 * tree-flow.h: Likewise.
206 * tree-scalar-evolution.c: Likewise.
207 * tree-ssa-address.c: Likewise.
208 * tree-ssa-alias.h: Likewise.
209 * tree-ssa-operands.h: Likewise.
212 * varasm.c: Likewise.
213 * varray.h: Likewise.
215 * coretypes.h: Do not define GTY macro if it is already defined.
216 * doc/gty.texi: Update GTY documentation to new syntax.
217 * gengtype-lex.l: Enforce attribute-like syntax for GTY
218 annotations on structs.
219 * gengtype-parse.c: Likewise.
221 2009-04-22 Mark Heffernan <meheff@google.com>
223 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
225 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
227 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
230 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
232 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
233 the same as a PLUS without a shift. Increase the cost of a
236 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
238 * Makefile.in: Update dependencies.
239 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
240 * errors.h: Remove bogus comment about compatibility.
241 (warning): Update declaration.
242 * genautomata.c: Update all calls to warning.
243 * gimple.c: Do not include errors.h. Include toplev.h.
244 * tree-ssa-structalias.c: Do not include errors.h.
246 * tree-ssa-reassoc.c: Likewise.
247 * config/spu/spu-c.c: Likewise.
248 * config/spu/t-spu-elf: Update dependencies.
250 2009-04-22 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/39824
253 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
254 make sure the types are compatible.
256 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
259 * c-common.c (c_parse_error): Take a token_flags parameter.
260 Use token_type for the token type instead.
261 Pass token_flags to cpp_type2name.
262 * c-common.h (c_parse_error): Update declaration.
263 * c-parser.c (c_parser_error): Pass 0 as token flags.
265 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
267 PR rtl-optimization/39580
268 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
270 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
272 * function.c (expand_function_end): Do not emit a jump to the "naked"
273 return label for fall-through returns.
274 * except.c (sjlj_emit_function_exit): Always place the call to the
275 unregister function at the location installed by expand_function_end.
277 2009-04-22 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/39845
280 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
281 (gen_inbound_check): Likewise.
283 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
285 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
287 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
288 * config/vxlib.c (__gthread_once): Add race guard for PPC.
290 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
292 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
293 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
294 shift counts to avoid out-of-bounds array accesses.
296 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
298 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
301 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
303 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
304 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
305 GET_CODE macro. Use IN_RANGE macro where appropriate.
306 * config/alpha/alpha.h: Ditto.
307 * config/alpha/alpha.md: Ditto.
308 * config/alpha/constraints.md: Ditto.
309 * config/alpha/predicates.md: Ditto.
311 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
313 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
314 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
315 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
316 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
317 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
318 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
319 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
320 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
321 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
322 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
323 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
324 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
325 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
326 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
327 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
328 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
329 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
330 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
331 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
332 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
333 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
334 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
335 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
336 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
337 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
338 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
339 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
341 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
343 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
344 references from comments.
345 * cfgbuild.c: (count_basic_blocks): Delete.
346 (find_basic_blocks_1): Delete.
347 (find_basic_blocks): Delete.
348 * except.c (finish_eh_generation): Make static. Move comment from
349 except.h here. Remove find_basic_blocks references from comments.
350 * except.h (finish_eh_generation): Delete.
351 * basic-block.h (find_basic_blocks): Delete.
352 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
354 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
356 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
357 (sdbout_parms): Likewise.
359 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
361 * config/sh/sh.c (prepare_cbranch_operands): Use
362 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
363 (expand_cbranchdi4): Likewise.
364 (from_compare): Add cast to enum type.
365 (expand_cbranchsi4): Use add_reg_note.
366 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
367 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
368 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
369 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
370 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
371 instead of CODE_FOR_nothing.
372 (cbranchdi4): Likewise. Fix the order of arguments for
374 (push_fpscr): Use add_reg_note.
375 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
376 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
378 2009-04-21 Joseph Myers <joseph@codesourcery.com>
380 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
381 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
382 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
383 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
384 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
385 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
386 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
387 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
388 config/alpha/x-vms, config/arc/t-arc,
389 config/arm/README-interworking, config/arm/arm-c.c,
390 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
391 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
392 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
393 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
394 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
395 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
396 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
397 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
398 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
399 config/cris/t-elfmulti, config/crx/t-crx,
400 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
401 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
402 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
403 config/h8300/t-h8300, config/i386/athlon.md,
404 config/i386/darwin-libgcc.10.4.ver,
405 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
406 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
407 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
408 config/i386/t-linux64, config/i386/t-nwld,
409 config/i386/t-rtems-i386, config/i386/t-sol2-10,
410 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
411 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
412 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
413 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
414 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
415 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
416 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
417 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
418 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
419 config/m68k/t-uclinux, config/mcore/t-mcore,
420 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
421 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
422 config/mips/crtn.asm, config/mips/irix-crti.asm,
423 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
424 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
425 config/mips/mips-fixed.md, config/mips/sb1.md,
426 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
427 config/mips/t-iris6, config/mips/t-isa3264,
428 config/mips/t-libgcc-mips16, config/mips/t-linux64,
429 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
430 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
431 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
432 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
433 config/mn10300/t-linux, config/mn10300/t-mn10300,
434 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
435 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
436 config/picochip/libgccExtras/clzsi2.asm,
437 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
438 config/rs6000/darwin-libgcc.10.4.ver,
439 config/rs6000/darwin-libgcc.10.5.ver,
440 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
441 config/rs6000/t-aix43, config/rs6000/t-aix52,
442 config/rs6000/t-darwin, config/rs6000/t-fprules,
443 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
444 config/rs6000/t-lynx, config/rs6000/t-netbsd,
445 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
446 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
447 config/rs6000/t-rtems, config/rs6000/t-spe,
448 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
449 config/score/t-score-elf, config/sh/divcost-analysis,
450 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
451 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
452 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
453 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
454 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
455 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
456 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
457 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
458 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
459 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
460 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
461 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
462 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
463 limitx.h, version.c, xcoff.h: Add copyright and license notices.
464 * config/h8300/genmova.sh: Include copyright and license notices
466 * config/h8300/mova.md: Regenerate.
467 * doc/install.texi2html: Include word "Copyright" in copyright
468 notice and use name "Free Software Foundation, Inc.".
469 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
470 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
471 ChangeLog-2007, ChangeLog-2008: Correct dates.
473 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
475 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
476 NE_EXPR operations as well.
477 * c-parser.c (c_parser_condition): Do not set location information on
479 (c_parser_conditional_expression): Likewise.
480 (c_parser_binary_expression): Set location information on operators.
481 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
482 TRUTH_NOT_EXPR has been folded.
483 * fold-const.c (fold_truth_not_expr): Copy location information from
484 the incoming expression to the outgoing one.
485 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
486 recursive calls on the LHS of the operator but pass that of the
487 operator to recursive calls on the RHS of the operator. Set it
489 (shortcut_cond_expr): Set the locus of the operator on the second
490 COND_EXPR and that of the expression on the first in degenerate cases.
491 Pass the locus of the expression to calls to shortcut_cond_r.
492 Set the locus of the 'then' block on the associated jump, if any.
493 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
494 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
495 expression to call to gimplify_boolean_expr.
497 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
499 * config.gcc: Add additional configuration for
500 i686-w64-mingw* and x86_64-w64-mingw* triplet.
501 * config/i386/mingw-w64.h: New mingw-w64 specific header.
502 (CPP_SPEC): Redefine for allowing -municode option.
503 (STARTFILE_SPEC): Likewise.
504 * config/i386/t-mingw-w64: New.
505 * config/i386/mingw-w64.opt: New.
506 (municode): Add new target option.
507 * doc/invoke.texi (municode): Add documentation for new option.
509 2009-04-21 Ian Lance Taylor <iant@google.com>
511 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
512 Correct test for number of arguments.
513 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
515 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
517 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
518 argument of emit_library_call.
520 2009-04-21 Richard Guenther <rguenther@suse.de>
523 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
524 inside VIEW_CONVERT_EXPRs.
526 2009-04-21 Martin Jambor <mjambor@suse.cz>
528 * tree-switch-conversion.c (build_constructors): Split a long line.
529 (constructor_contains_same_values_p): New function.
530 (build_one_array): Create assigns of constants if possible, do not
531 call mark_sym_for_renaming, call update_stmt.
532 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
533 make_rename_temp. Do not call mark_symbols_for_renaming, call
535 (gen_def_assigns): Do not call mark_symbols_for_renaming or
536 find_new_referenced_vars, call update_stmt.
537 (gen_inbound_check): Use create_tmp_var and create ssa names manually
538 instead of calling make_rename_temp. Do not call
539 find_new_referenced_vars or mark_symbols_for_renaming, call
542 2009-04-21 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/39827
545 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
546 (tree_ssa_phiprop): Pass the correct array size.
548 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
550 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
552 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
555 * c-typeck.c (lvalue_p): Move declaration ...
556 * c-common.h (lvalue_p): ... to here.
557 * c-common.c (candidate_equal_p): New.
559 (merge_tlist): Use it.
560 (warn_for_collisions_1): Likewise.
561 (warning_candidate_p): Accept more candidates.
562 (verify_tree): A warning candidate can be an expression. Use
565 2009-04-21 Ben Elliston <bje@au.ibm.com>
568 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
569 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
570 options. Remove -mcall-solaris documentation.
572 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
575 * doc/invoke.texi (-Wlong-long): Update description.
576 * c-lex (interpret_integer): Only warn if there was no previous
577 overflow and -Wlong-long is enabled.
578 * c-decl.c (declspecs_add_type): Drop redundant flags.
579 * c.opt (Wlong-long): Init to -1.
580 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
581 and front-end warn_long_long. Wlong-long only depends on other
582 flags if it is uninitialized.
583 * c-parser.c (disable_extension_diagnostics): warn_long_long is
584 the same for CPP and FE.
585 (restore_extension_diagnostics): Likewise.
587 2009-04-20 Ian Lance Taylor <iant@google.com>
589 Fix enum conversions which are invalid in C++:
590 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
591 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
592 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
593 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
594 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
595 (dbxout_parms): Likewise.
596 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
597 (df_clear_flags): Likewise.
598 * df-problems.c (df_rd_bb_local_compute_process_def): Change
599 top_flag parameter to int.
600 (df_chain_create_bb_process_use): Likewise.
601 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
603 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
604 (df_ref_create_structure, df_def_record_1): Likewise.
605 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
606 (df_notes_rescan): Change 0 to VOIDmode in function call.
607 (df_get_call_refs, df_insn_refs_collect): Likewise.
608 (df_bb_regs_collect): Likewise.
609 (df_entry_block_defs_collect): Likewise.
610 (df_exit_block_uses_collect): Likewise.
611 * df.h: Update declarations.
612 * double-int.c (double_int_divmod): Add cast to enum type.
613 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
614 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
615 (based_loc_descr): Likewise.
616 (loc_descriptor_from_tree_1): Change first_op and second_op to
617 enum dwarf_location_atom. Add cast to enum type.
618 * expmed.c (init_expmed): Change 0 to SET in function call.
619 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
620 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
621 (do_store_flag): Likewise.
622 * fixed-value.h (struct fixed_value): Change mode to enum
624 * function.c (assign_parms): Change 0 to VOIDmode in function call.
625 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
627 (insert_insn_decl, insert_decl, insert_state): Likewise.
628 (automata_list_finish): Likewise.
629 * genrecog.c (process_define_predicate): Add cast to enum type.
630 * gensupport.c (init_predicate_table): Add cast to enum type.
631 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
633 (gimple_build_call_1, gimple_build_label): Likewise.
634 (gimple_build_goto, gimple_build_asm_1): Likewise.
635 (gimple_build_switch_1, gimple_build_cdt): Likewise.
636 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
637 (enum fallback): Rename from enum fallback_t.
638 (fallback_t): Typedef as int.
639 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
640 GSI_SAME_STMT in function call.
641 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
643 (setup_reg_class_relations): Likewise.
644 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
645 (setup_prohibited_class_mode_regs): Add cast to enum type.
646 (setup_prohibited_mode_move_regs): Likewise.
647 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
648 (record_address_regs): Change i to enum reg_class.
649 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
650 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
651 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
652 (GET_MODE_2XWIDER_MODE): Likewise.
653 (GET_CLASS_NARROWEST_MODE): Likewise.
654 * omp-low.c (expand_omp_for): Add cast to enum type.
655 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
656 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
657 * postreload.c (reload_cse_simplify_operands): Change rclass local
659 * predict.c (combine_predictions_for_insn): Change best_predictor
660 and predictor to enum br_predictor.
661 (combine_predictions_for_bb): Likewise.
662 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
663 use SET_PREDICT_EXPR_OUTCOME.
664 * real.c (real_arithmetic): Change icode to code in function call.
665 * reginfo.c (init_move_cost): Add casts to enum type.
666 (init_reg_sets_1, init_fake_stack_mems): Likewise.
667 * regmove.c (regclass_compatible_p): Change class0 and class1 to
669 * reload.c (find_valid_class): Add casts to enum type.
670 (push_reload): Change 0 to NO_REGS in function call.
671 (find_reloads): Change this_alternative to array of enum
672 reg_class. Remove some now-unnecessary casts.
673 (make_memloc): Change 0 to VOIDmode in function call.
674 * reload1.c (reload): Change 0 to VOIDmode in function call.
675 (eliminate_regs_1, elimination_effects): Likewise.
676 (eliminate_regs_in_insn): Likewise.
677 (emit_input_reload_insns): Add cast to enum type.
678 (delete_output_reload): Change 0 to VOIDmode in function call.
679 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
680 to enum type in function call.
681 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
682 (SET_PREDICT_EXPR_OUTCOME): Define.
683 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
684 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
685 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
686 (dump_function): Likewise.
687 * tree-dump.h: Update declarations.
688 * tree-pass.h: Update declarations.
689 * varasm.c (assemble_integer): Change mclass to enum mode_class.
690 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
692 (arm_rtx_costs_1): Correct parenthesization.
693 (arm_rtx_costs): Add casts to enum type.
694 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
695 (vfp_emit_fstmd): Use add_rg_note.
696 (emit_multi_reg_push, emit_sfm): Likewise.
697 (thumb_set_frame_pointer): Likewise.
698 (arm_expand_prologue): Likewise.
699 (arm_regno_class): Change return type to enum reg_class.
700 (thumb1_expand_prologue): Use add_reg_note.
701 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
702 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
704 * config/arm/gentune.sh: Add cast to enum type.
705 * config/arm/arm-tune.md: Rebuild.
706 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
707 (ix86_split_fp_branch, predict_jump): Likewise.
708 (ix86_expand_multi_arg_builtin): Change sub_code from enum
709 insn_code to enum rtx_code.
710 (ix86_builtin_vectorized_function): Add cast to enum type.
711 * config/i386/i386.md (truncdfsf2): Change slot to enum
713 (truncxf<mode>2, isinf<mode>2): Likewise.
714 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
716 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
717 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
718 (insert_bundle_state): Change 1 to INSERT in function call.
719 (ia64_add_bundle_selector_before): Likewise.
720 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
721 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
722 (restore_stack_nonlocal): Likewise.
723 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
725 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
727 (mips_rtx_costs): Likewise.
728 (mips_override_options): Add casts to enum type.
729 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
731 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
732 (store_reg, set_reg_plus_d): Likewise.
733 (hppa_expand_prologue, hppa_profile_hook): Likewise.
734 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
736 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
738 (emit_unlikely_jump): Use add_reg_note.
739 (rs6000_emit_allocate_stack): Likewise.
740 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
741 (output_toc): Change 1 to INSERT in function call.
742 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
743 (rs6000_initialize_trampoline): Likewise.
744 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
746 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
747 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
748 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
749 (save_gprs): Use add_reg_note.
750 (s390_emit_prologue): Likewise.
751 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
752 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
753 (sparc_fold_builtin): Add cast to enum type.
754 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
756 (spu_expand_prologue): Use add_reg_note.
757 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
759 2009-04-20 Ian Lance Taylor <iant@google.com>
761 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
762 (c_parser_postfix_expression_after_primary): Get VEC for list of
763 arguments. Get original types of arguments. Call
764 build_function_call_vec.
765 (cached_expr_list_1, cached_expr_list_2): New static variables.
766 (c_parser_expr_list): Change return type to VEC *. Add
767 p_orig_types parameter. Change all callers.
768 (c_parser_release_expr): New static function.
769 (c_parser_vec_to_tree_list): New static function.
770 * c-typeck.c (build_function_call): Rewrite to build a VEC and
771 call build_function_call_vec.
772 (build_function_call_vec): New function, based on old
774 (convert_arguments): Remove nargs and argarray parameters. Change
775 values to a VEC. Add origtypes parameter.
776 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
777 (convert_for_assignment): Add origtype parameter. Change all
778 callers. If warn_cxx_compat, check for conversion to an enum
779 type when calling a function.
780 (store_init_value): Add origtype parameter. Change all callers.
781 (digest_init): Likewise.
782 (struct init_node): Add origtype field.
783 (add_pending_init): Add origtype parameter. Change all callers.
784 (output_init_element): Likewise.
785 (output_pending_init_elements): Pass origtype from init_node to
787 (process_init_element): Pass origtype from c_expr to
789 (c_finish_return): Add origtype parameter. Change all callers.
790 * c-common.c (sync_resolve_size): Change params to VEC *. Change
792 (sync_resolve_params): Likewise.
793 (sync_resolve_return): Change params to first_param. Change caller.
794 (resolve_overloaded_builtins): Change params to VEC *. Change
795 callers. Save first parameter around call to build_function_call_vec.
796 * c-decl.c (finish_decl): Add origtype parameter. Change all
797 callers. Call build_function_call_vec rather than
798 build_function_call for cleanup.
799 * c-tree.h: Update declarations.
800 * c-common.h: Update declarations.
801 * stub-objc.c (objc_rewrite_function_call): Change parameter from
802 params to first_param.
803 * target.h (struct gcc_target): Change resolve_overloaded_builtin
804 params parameter from tree to void *.
805 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
806 Change arglist parameter to have type void *, and to be a pointer
808 * config/rs6000/rs6000-protos.h
809 (altivec_resolve_overloaded_builtin): Update declaration.
810 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
811 fnargs parameter to have type void *, and to be a pointer to a
812 VEC. Call build_function_call_vec instead of
814 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
816 2009-04-20 Joey Ye <joey.ye@intel.com>
817 Xuepeng Guo <xuepeng.guo@intel.com>
818 H.J. Lu <hongjiu.lu@intel.com>
820 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
822 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
823 (IX86_LEA_PRIORITY): Likewise.
824 (distance_non_agu_define): New function.
825 (distance_agu_use): Likewise.
826 (ix86_lea_for_add_ok): Likewise.
827 (ix86_dep_by_shift_count): Likewise.
829 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
830 should split for LEA.
832 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
834 (ix86_dep_by_shift_count): Likewise.
836 2009-04-20 Richard Guenther <rguenther@suse.de>
838 * expr.c (handled_component_p): Move ...
839 * tree.h (handled_component_p): ... here.
840 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
841 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
842 and REALPART_EXPR to be in one group.
844 2009-04-20 Richard Guenther <rguenther@suse.de>
846 * basic-block.h (get_all_dominated_blocks): Declare.
847 * dominance.c (get_all_dominated_blocks): New function.
848 * tree-cfg.c (get_all_dominated_blocks): Remove.
849 (remove_edge_and_dominated_blocks): Adjust.
850 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
851 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
852 instead of recursing.
854 2009-04-20 Doug Kwan <dougkwan@google.com>
856 * cgraph.h (cgraph_node_ptr): New type for vector functions.
857 (struct cgraph_node_set_def): New type.
858 (cgraph_node_set) New type. Also declare vector functions.
859 (struct cgraph_node_set_element_def): New type.
860 (cgraph_node_set_element): Ditto.
861 (cgraph_node_set_iterator): New iterator type.
862 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
863 cgraph_node_set_remove, dump_cgraph_node_set,
864 debug_cgraph_node_set): New prototypes.
865 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
866 cgraph_node_set_size): New inlines.
867 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
869 (struct ipa_opt_pass): Add struct cgraph_node_set_def
870 argument to function 'write_summary'.
871 * ipa.c: Include ggc.h.
872 (hash_cgraph_node_set_element,
873 eq_cgraph_node_set_element, cgraph_node_set_new,
874 cgraph_node_set_add, cgraph_node_set_remove,
875 cgraph_node_set_find, dump_cgraph_node_set,
876 debug_cgraph_node_set): New functions.
877 * Makefile.in (ipa.o): Add dependency on GGC_H.
879 2009-04-20 Ira Rosen <irar@il.ibm.com>
881 PR tree-optimization/39675
882 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
883 check of the return code of vect_schedule_slp. Check that
884 stmt_vec_info still exists for the statement, before checking its
887 2009-04-20 Michael Matz <matz@suse.de>
889 * Makefile.in (generated_files): Take out $(simple_generated_c).
891 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
893 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
894 (UINTPTR_TYPE): Likewise.
896 2009-04-19 Joseph Myers <joseph@codesourcery.com>
899 * c-typeck.c (digest_init): Check for initializing an array with a
902 2009-04-19 Joseph Myers <joseph@codesourcery.com>
905 * c-semantics.c (pop_stmt_list): Propagate
906 STATEMENT_LIST_HAS_LABEL to parent statement list.
908 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
910 * config/mips/mips.h (mips_tune_attr): New macro.
911 * config/mips/mips.md (cpu): Use it.
913 2009-04-19 Joseph Myers <joseph@codesourcery.com>
916 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
919 2009-04-19 Diego Novillo <dnovillo@google.com>
921 * toplev.c (compile_file): Move call to coverage_finish ...
922 * cgraphunit.c (ipa_passes): ... here.
923 Call cgraph_process_new_functions.
924 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
925 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
927 2009-04-19 Jan Hubicka <jh@suse.cz>
929 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
931 (dump_cgraph_node): Dump can throw external flag.
932 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
934 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
938 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
939 * common.opt (Wlogical-op): Move from here...
940 * c.opt (Wlogical-op): ... to here.
941 * c-typeck.c (parser_build_binary_op): Update call to
942 warn_logical_operator.
943 * c-opts.c (c_common_post_options): Enable warn_logical_op with
945 * c-common.c (warn_logical_op): Update.
946 * c-common.h (warn_logical_op): Update declaration.
948 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
950 * tree.c (protected_set_expr_location): Fix formatting.
952 2009-04-18 Joseph Myers <joseph@codesourcery.com>
955 * c-typeck.c (readonly_warning): new.
956 (build_unary_op, build_modify_expr): Use readonly_warning for
957 storing into something readonly but not const-qualified.
959 2009-04-18 Joseph Myers <joseph@codesourcery.com>
962 * c-typeck.c (build_unary_op): Check for taking address of
963 expression of type void.
965 2009-04-18 Joseph Myers <joseph@codesourcery.com>
968 * c-typeck.c (build_function_call): Check for calling a function
969 with qualified void return types. Call require_complete_type when
972 2009-04-18 Jan Hubicka <jh@suse.cz>
974 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
976 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
977 can_throw_external flag.
978 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
979 * ipa-pure-const.c (ignore_edge): New function.
980 (propagate): Compute order for NOTHROW computation; set NOTHROWs
981 only over can_throw_external edges.
982 (local_pure_const): Add nothrow flag.
983 * ipa-utils.c (searchc): Add ignore_edge callback.
984 (ipa_utils_reduced_inorder): Add ignore_edge callback.
985 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
986 (set_nothrow_function_flags): Update cgraph.
987 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
989 2009-04-18 Richard Guenther <rguenther@suse.de>
992 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
993 (fold_stmt): ... this and ...
994 (fold_stmt_inplace): ... this.
995 (fold_stmt_1): Fold references in calls and asms.
996 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
998 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1000 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1001 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1003 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1005 * tree.c (function_args_count): Remove.
1006 * tree.h: Remove the prototype for function_args_count.
1008 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1010 * tree-iterator.c (expr_only): Remove.
1011 * tree.h: Remove the prototype for expr_only.
1013 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1015 * reginfo.c (cannot_change_mode_set_regs): Remove.
1016 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1018 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1020 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1021 whether operands 0 and 1 overlaps.
1023 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1026 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1027 pointer. Use warning_at instead of warning.
1028 (search_for_addr_array): Likewise.
1029 (check_array_bounds): Likewise.
1030 (check_all_array_refs): Check that the incoming edge is not in the
1031 list of edges to be removed.
1032 (check_all_array_refs): Avoid the temporal pointer.
1033 (vrp_visit_cond_stmt): Fix typo.
1034 (simplify_switch_using_ranges): Handle the case where the switch
1035 index is an integer constant.
1037 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1039 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1041 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1043 * doc/extend.texi, doc/invoke.texi: Fix typos.
1045 2009-04-17 Cary Coutant <ccoutant@google.com>
1047 * tree-flow-inline.h (get_lineno): Fix inverted test.
1049 2009-04-17 Diego Novillo <dnovillo@google.com>
1051 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1052 assertion for AVAIL_OUT.
1054 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1057 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1058 * config/sh/linux-atomic.asm: Likewise.
1060 2009-04-17 Diego Novillo <dnovillo@google.com>
1062 * except.c (debug_eh_tree): New.
1063 (struct eh_region, struct eh_status): Move ...
1064 * except.h: ... here.
1065 (add_type_for_runtime): Declare extern.
1066 (lookup_type_for_runtime): Likewise.
1067 (debug_eh_tree): Declare.
1068 * Makefile.in (GTFILES): List except.h before except.c
1070 2009-04-17 Diego Novillo <dnovillo@google.com>
1072 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1073 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1074 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1075 (find_vars_r): ... here.
1076 * tree-flow.h (find_referenced_vars_in): Declare.
1077 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1078 that AVAIL_OUT exists for BLOCK.
1079 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1080 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1081 (tree-parloops.o): Likewise.
1083 2009-04-17 Simon Baldwin <simonb@google.com>
1085 * toplev.c (default_tree_printer): Add handling for %E format.
1087 2009-04-17 Diego Novillo <dnovillo@google.com>
1089 * tree-pretty-print.c (dump_generic_node): Add break after
1090 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1091 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1092 FUNCTION_TYPE together. Call print_struct_decl when printing
1093 structures and TDF_SLIM is not given.
1094 (print_struct_decl): Fix logic for detecting recursion.
1096 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1099 * gcc.c (create_at_file): New.
1100 (compile_input_file_p): New.
1101 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1102 * main.c (main): Update call to toplev_main.
1103 * toplev.c (toplev_main): Change signature. Call expandargv.
1104 * toplev.h (toplev_main): Change signature.
1106 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1108 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1109 if the latter is not constant.
1111 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1113 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1115 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1117 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1118 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1120 2009-04-17 Richard Guenther <rguenther@suse.de>
1122 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1123 Handle component references view-converting an invariant address.
1125 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1127 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1128 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1129 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1130 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1131 Use @deftypevr rather than @deftypevar.
1133 2009-04-17 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1136 (get_prop_source_stmt): Likewise.
1137 (can_propagate_from): Likewise.
1139 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1141 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1142 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1143 (--with-multilib-list): Add default value.
1144 * configure: Regenerate.
1145 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1146 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1147 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1148 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1149 Don't add default cpu to multilib list unnecessarily, but do enable
1150 the relevant compiler option..
1151 Add support for --with-multilib-list=<blank> and
1152 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1153 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1154 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1155 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1157 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1158 (MULTILIB_OSDIRNAMES): New variable.
1159 * config/sh/t-1e: Delete file.
1160 * config/sh/t-mlib-sh1: Delete file.
1161 * config/sh/t-mlib-sh2: Delete file.
1162 * config/sh/t-mlib-sh2a: Delete file.
1163 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1164 * config/sh/t-mlib-sh2a-single: Delete file.
1165 * config/sh/t-mlib-sh2a-single-only: Delete file.
1166 * config/sh/t-mlib-sh2e: Delete file.
1167 * config/sh/t-mlib-sh3e: Delete file.
1168 * config/sh/t-mlib-sh4: Delete file.
1169 * config/sh/t-mlib-sh4-nofpu: Delete file.
1170 * config/sh/t-mlib-sh4-single: Delete file.
1171 * config/sh/t-mlib-sh4-single-only: Delete file.
1172 * config/sh/t-mlib-sh4a: Delete file.
1173 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1174 * config/sh/t-mlib-sh4a-single: Delete file.
1175 * config/sh/t-mlib-sh4a-single-only: Delete file.
1176 * config/sh/t-mlib-sh4al: Delete file.
1177 * config/sh/t-mlib-sh5-32media: Delete file.
1178 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1179 * config/sh/t-mlib-sh5-64media: Delete file.
1180 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1181 * config/sh/t-mlib-sh5-compact: Delete file.
1182 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1183 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1184 * doc/install.texi (Options specification): Add
1185 --with-multilib-list and --with-endian.
1187 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1189 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1191 (OBJS-common): Add plugin-version.o.
1192 (plugin-version.o): New.
1193 * gcc-plugin.h (plugin_gcc_version): New.
1194 (plugin_default_version_check): New.
1195 (plugin_init_func, plugin_init): Add version argument.
1196 * plugin-version.c: New.
1197 * plugin.c (str_plugin_gcc_version_name): New.
1198 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1199 pass it to the init function.
1200 (plugin_default_version_check): New.
1202 2009-04-17 Richard Guenther <rguenther@suse.de>
1204 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1205 for decl-vs-decl disambiguation.
1207 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1209 * config/s390/s390.h (s390_tune_attr): New macro definition.
1210 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1212 2009-04-17 Richard Guenther <rguenther@suse.de>
1214 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1215 (fold_stmt_r): Likewise.
1216 (maybe_fold_reference): New function.
1217 (fold_gimple_assign): Handle cases fold_stmt_r did.
1218 (fold_stmt): Do not use fold_stmt_r.
1219 (fold_stmt_inplace): Likewise.
1221 2009-04-17 Richard Guenther <rguenther@suse.de>
1223 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1224 (record_equivalences_from_stmt): Remove useless checks and
1226 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1227 the type is already suitable.
1229 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1231 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1233 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1235 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1236 (CMPtype): Define as __gcc_CMPtype.
1238 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1240 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1241 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1243 2009-04-17 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/39746
1246 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1247 special-casing for builtins and static variable use/def.
1248 (call_may_clobber_ref_p_1): Likewise.
1250 2009-04-16 Ian Lance Taylor <iant@google.com>
1252 * df.h: Include "timevar.h".
1253 (struct df_problem): Change tv_id field to timevar_id_t.
1254 * tree-pass.h: Include "timevar.h".
1255 (struct opt_pass): Change tv_id field to timevar_id_t.
1256 * timevar.h (timevar_id_t): Define TV_NONE.
1257 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1258 TV_NONE rather than tv_id != 0.
1259 (execute_one_pass): Likewise.
1260 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1261 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1262 dependencies to $(TREE_PASS_H).
1263 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1265 (pass_branch_target_load_optimize2): Likewise.
1266 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1267 (pass_outof_cfg_layout_mode): Likewise.
1268 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1269 (pass_rebuild_cgraph_edges): Likewise.
1270 (pass_remove_cgraph_callee_edges): Likewise.
1271 * df-core.c (pass_df_initialize_opt): Likewise.
1272 (pass_df_initialize_no_opt): Likewise.
1273 (pass_df_finish): Likewise.
1274 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1275 * except.c (pass_set_nothrow_function_flags): Likewise.
1276 (pass_convert_to_eh_region_ranges): Likewise.
1277 * final.c (pass_compute_alignments): Likewise.
1278 * function.c (pass_instantiate_virtual_regs): Likewise.
1279 (pass_init_function): Likewise.
1280 (pass_leaf_regs): Likewise.
1281 (pass_match_asm_constraints): Likewise.
1282 * gimple-low.c (pass_lower_cf): Likewise.
1283 (pass_mark_used_blocks): Likewise.
1284 * init-regs.c (pass_initialize_regs): Likewise.
1285 * integrate.c (pass_initial_value_sets): Likewise.
1286 * ira.c (pass_ira): Likewise.
1287 * jump.c (pass_cleanup_barriers): Likewise.
1288 * omp-low.c (pass_expand_omp): Likewise.
1289 (pass_lower_omp): Likewise.
1290 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1291 * recog.c (pass_split_all_insns): Likewise.
1292 (pass_split_after_reload): Likewise.
1293 (pass_split_before_regstack): Likewise.
1294 (pass_split_before_sched2): Likewise.
1295 (pass_split_for_shorten_branches): Likewise.
1296 * reginfo.c (pass_reginfo_init): Likewise.
1297 (pass_subregs_of_mode_init): Likewise.
1298 (pass_subregs_of_mode_finish): Likewise.
1299 * passes.c (pass_postreload): Likewise.
1300 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1301 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1302 (pass_warn_function_return): Likewise.
1303 (pass_warn_function_noreturn): Likewise.
1304 * tree-complex.c (pass_lower_complex): Likewise.
1305 (pass_lower_complex_O0): Likewise.
1306 * tree-if-conv.c (pass_if_conversion): Likewise.
1307 * tree-into-ssa.c (pass_build_ssa): Likewise.
1308 * tree-mudflap.c (pass_mudflap_1): Likewise.
1309 (pass_mudflap_2): Likewise.
1310 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1311 (pass_mudflap_2): Likewise.
1312 * tree-nrv.c (pass_return_slot): Likewise.
1313 * tree-object-size.c (pass_object_sizes): Likewise.
1314 * tree-optimize.c (pass_all_optimizations): Likewise.
1315 (pass_early_local_passes): Likewise.
1316 (pass_all_early_optimizations): Likewise.
1317 (pass_cleanup_cfg): Likewise.
1318 (pass_cleanup_cfg_post_optimizing): Likewise.
1319 (pass_free_datastructures): Likewise.
1320 (pass_free_cfg_annotations): Likewise.
1321 (pass_fixup_cfg): Likewise.
1322 (pass_init_datastructures): Likewise.
1323 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1324 (pass_late_warn_uninitialized): Likewise.
1325 (pass_update_address_taken): Likewise.
1326 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1327 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1328 (pass_cse_sincos): Likewise.
1329 (pass_convert_to_rsqrt): Likewise.
1330 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1331 * tree-stdarg.c (pass_stdarg): Likewise.
1332 * tree-tailcall.c (pass_tail_recursion): Likewise.
1333 (pass_tail_calls): Likewise.
1334 * tree-vect-generic.c (pass_lower_vector): Likewise.
1335 (pass_lower_vector_ssa): Likewise.
1336 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1338 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1340 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1342 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1344 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1345 logical and signext.
1347 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1350 * config/sh/predicates.md (arith_operand): Check if the operand
1351 of TRUNCATE is a REG.
1353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1355 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1356 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1360 * tree-iterator.c (tsi_split_statement_list_after,
1361 tsi_split_statement_list_before): Remove.
1362 * tree-iterator.h: Remove the prototypes for
1363 tsi_split_statement_list_after and tsi_split_statement_list_before.
1365 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1367 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1368 * tree-ssa-propagate.h: Remove the prototype for
1369 stmt_makes_single_load.
1371 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1373 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1374 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1378 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1382 * except.c (eh_region_outer_p): Remove.
1383 * except.h: Remove the prototype for eh_region_outer_p.
1385 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1387 * function.c (current_function_assembler_name): Remove.
1388 * function.h: Remove the prototype for
1389 current_function_assembler_name.
1391 2009-04-16 Ian Lance Taylor <iant@google.com>
1393 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
1394 (add_reg_note): Call alloc_reg_note.
1395 * rtl.h (alloc_reg_note): Declare.
1396 * combine.c (try_combine): Use alloc_reg_note.
1397 (recog_for_combine, move_deaths): Likewise.
1398 (distribute_notes): Use alloc_reg_note and add_reg_note.
1399 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
1400 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
1401 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
1403 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
1405 PR rtl-optimization/39762
1406 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
1407 ira_may_move_out_cost): Add comments about way of their usage.
1408 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
1410 * ira-conflicts.c (process_regs_for_copy): Use function
1411 ira_get_register_move_cost instead of global
1412 ira_register_move_cost.
1414 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
1415 color_pass, move_spill_restore, update_curr_costs): Ditto.
1417 * ira-lives.c (process_single_reg_class_operands): Ditto.
1419 * ira-emit.c (emit_move_list): Ditto.
1421 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
1422 (record_reg_classes): Ditto. Use functions
1423 ira_get_register_move_cost and ira_get_may_move_cost instead of
1424 global vars ira_register_move_cost, ira_may_move_out_cost and
1425 ira_may_move_in_cost.
1426 (record_address_regs): Don't call ira_init_register_move_cost.
1427 Use function ira_get_may_move_cost instead of global
1428 ira_may_move_in_cost.
1429 (process_bb_node_for_hard_reg_moves): Use function
1430 ira_get_register_move_cost instead of global ira_register_move_cost.
1431 (ira_costs): Don't call ira_init_register_move_cost.
1433 2009-04-16 Richard Guenther <rguenther@suse.de>
1435 * tree-cfg.c (verify_gimple_assign_binary):
1436 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
1437 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
1438 (create_general_new_stmt): Note that this function is broken.
1440 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1442 * common.opt (fhelp): Add Var(help_flag).
1443 * gcc-plugin.h (plugin_info): Add help.
1444 * plugin.c (plugin_name_args): Add help.
1445 (register_plugin_info): Set plugin->help.
1446 (print_help_one_plugin): New.
1447 (print_plugins_help): New.
1448 * plugin.h (print_plugins_help): New.
1449 * toplev.c (toplev_main): Call print_plugins_help if needed.
1451 2009-04-16 Richard Guenther <rguenther@suse.de>
1453 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
1454 (gimple_ior_addresses_taken_1): New function.
1455 (gimple_ior_addresses_taken): Likewise.
1456 * gimple.h (struct gimple_statement_with_ops_base): Remove
1457 addresses_taken member.
1458 (gimple_ior_addresses_taken): Declare.
1459 (gimple_addresses_taken, gimple_addresses_taken_ptr,
1460 gimple_set_addresses_taken): Remove.
1461 * ipa-reference.c (mark_address): New function.
1462 (scan_stmt_for_static_refs): Use it for marking addresses taken.
1463 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
1464 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
1465 (gimple_add_to_addresses_taken): Remove.
1466 (get_tmr_operands): Call mark_address_taken.
1467 (get_asm_expr_operands): Likewise.
1468 (get_expr_operands): Likewise.
1469 (build_ssa_operands): Do not clear the addresses_taken bitmap.
1470 (free_stmt_operands): Do not free it.
1471 * tree-ssa.c (delete_tree_ssa): Likewise.
1472 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
1474 2009-04-16 Richard Guenther <rguenther@suse.de>
1476 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
1477 (walk_stmt_load_store_ops): Likewise.
1478 * gimple.c (get_base_loadstore): New function.
1479 (walk_stmt_load_store_addr_ops): Likewise.
1480 (walk_stmt_load_store_ops): Likewise.
1481 * ipa-pure-const.c (check_op): Simplify.
1482 (check_load, check_store): New functions.
1483 (check_stmt): Use walk_stmt_load_store_ops.
1484 * ipa-reference.c (mark_load): Adjust signature.
1485 (mark_store): Likewise.
1486 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
1488 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1490 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
1492 * opts.c (common_handle_option): Don't call print_version.
1493 * plugin.c (plugin_name_args): Add version.
1494 (register_plugin_info): New.
1495 (register_callback): Handle PLUGIN_INFO.
1496 (try_init_one_plugin): New.
1497 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
1499 (finalize_one_plugin): New.
1500 (finalize_plugins): New.
1501 (print_one_plugin): New.
1502 (print_plugins_versions): New.
1503 * plugin.h (print_plugins_versions): New.
1504 (finalize_plugins): New.
1505 * toplev.c (compile_file): Don't call initialize_plugins.
1506 (print_version): Call print_plugins_versions.
1507 (toplev_main): Call initialize_plugins. Print version if needed.
1508 Call finalize_plugins.
1510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
1512 * common.opt (fversion): New.
1513 * gcc.c (print_version): New.
1514 (process_command): Don't print the version. Just set print_version.
1515 (main): Print version. Call subprocesses if print_version and
1516 verbose_flag are set.
1517 * opts.c (common_handle_option): Handle OPT_fversion.
1519 2009-04-16 Richard Guenther <rguenther@suse.de>
1520 Ira Rosen <irar@il.ibm.com>
1522 PR tree-optimization/39698
1523 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
1524 type of the reduction variable. Only generate the def if
1527 * omp-low.c (expand_omp_for_generic): When converting to a pointer
1528 make sure to first convert to an integer of the same precision.
1529 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
1530 the type of the evolution correctly in computing the new
1531 induction variable base.
1533 2009-04-16 Richard Guenther <rguenther@suse.de>
1536 * tree-cfg.c (make_blocks): Split statements with to-be
1537 abnormal SSA names on the lhs.
1539 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
1541 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
1542 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
1543 * c-typeck.c (really_start_incremental_init): Likewise.
1544 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
1545 (TARGET_INITIALIZER): Remove it.
1546 * target.h (struct target): Remove vector_opaque_p.
1547 * tree.c (build_opaque_vector_type): New.
1548 * tree.h (TYPE_VECTOR_OPAQUE): New.
1549 (build_opaque_vector_type): Declare.
1550 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
1551 * config/rs6000/rs6000.c (build_opaque_vector_type,
1552 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
1553 (rs6000_init_builtins): Use build_opaque_vector_type for
1554 opaque_V4SI_type_node.
1556 2009-04-15 Catherine Moore <clm@codesourcery.com>
1558 * debug.h (set_name): Declare.
1559 * dwarf2out.c (dwarf2out_set_name): Declare.
1560 (dwarf2_debug_hooks): Add set_name.
1561 (find_AT_string): New.
1562 (add_AT_string): Call find_AT_string.
1563 (dwarf2out_set_name): New.
1564 * cp/decl.c (grokdeclarator): Call set_name.
1565 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
1566 * debug.c (do_nothing_debug_hooks): Likewise.
1567 * dbxout.c (dbx_debug_hooks): Likewise.
1568 * sdbout.c (sdb_debug_hooks): Likewise.
1570 2009-04-15 Michael Eager <eager@eagercon.com>
1572 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
1573 reg for single-precision FPU.
1574 * config/rs6000/rs6000.md (movsi_internal1): Only for
1576 (movsi_internal1_single): New. Add pattern to move SI values to/from
1577 single-precision FP regs.
1579 2009-04-15 Richard Guenther <rguenther@suse.de>
1581 * omp-low.c (lower_rec_input_clauses): Build correct address
1583 (expand_omp_for_generic): Fix multiplication type.
1584 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
1585 (generate_memset_zero): Fix types.
1586 * tree-profile.c (prepare_instrumented_value): Correctly
1589 2009-04-15 Ian Lance Taylor <iant@google.com>
1591 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
1592 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
1593 for -Wall and for -Wc++-compat.
1594 (c_common_post_options): For C++, set warn_enum_compare if not
1596 * c-tree.h (struct c_expr): Add field original_type.
1597 (build_external_ref): Update declaration.
1598 * c-parser.c (c_parser_braced_init): Set original_type.
1599 (c_parser_initelt): Likewise.
1600 (c_parser_expr_no_commas): Likewise.
1601 (c_parser_conditional_expression): Likewise.
1602 (c_parser_cast_expression): Likewise.
1603 (c_parser_unary_expression): Likewise. Pull setting of
1604 original_code to top of function.
1605 (c_parser_sizeof_expression): Set original_type.
1606 (c_parser_alignof_expression): Likewise.
1607 (c_parser_postfix_expression): Likewise. Pull setting of
1608 original_code to top of function.
1609 (c_parser_postfix_expression_after_paren_type): Set original_type.
1610 (c_parser_postfix_expression_after_primary): Likewise.
1611 (c_parser_expression): Likewise.
1612 * c-typeck.c (build_external_ref): Add type parameter. Change all
1614 (c_expr_sizeof_expr): Set original_type field.
1615 (parser_build_unary_op): Likewise.
1616 (parser_build_binary_op): Likewise. Optionally warn about
1617 comparisons of enums of different types.
1618 (digest_init): Set original_type field.
1619 (really_start_incremental_init): Likewise.
1620 (push_init_level, pop_init_level): Likewise.
1621 * doc/invoke.texi (Warning Options): -Wenum-compare now
1624 2009-04-15 Richard Guenther <rguenther@suse.de>
1626 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
1627 out a necessary conversion.
1628 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
1629 names we didn't value number.
1630 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
1632 2009-04-15 Richard Guenther <rguenther@suse.de>
1634 PR tree-optimization/39764
1635 * tree-ssa-ccp.c (get_value): Canonicalize value with
1636 canonicalize_float_value.
1638 2009-04-15 Jan Hubicka <jh@suse.cz>
1640 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
1641 Wrong version of patch.
1643 2009-04-15 Jan Hubicka <jh@suse.cz>
1645 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
1647 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
1649 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
1650 our distinct integral and vector types.
1652 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
1654 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
1655 * init.c (build_vtbl_address): Remove call to assemble_external.
1657 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
1659 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
1660 output for other floating point modes.
1662 2009-04-14 Diego Novillo <dnovillo@google.com>
1664 * diagnostic.c (diagnostic_report_diagnostic): Do not
1665 warn about loaded plugins for DK_ERROR and DK_WARNING.
1666 * c-decl.c (declspecs_add_type): Move call to
1667 invoke_plugin_callbacks ...
1668 * c-parser.c (c_parser_declspecs): ... here.
1669 * plugin.c (dump_active_plugins): Tidy output.
1671 2009-04-14 Diego Novillo <dnovillo@google.com>
1672 Le-Chun Wu <lcwu@google.com>
1674 * configure.ac: Add --enable-plugin support.
1675 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
1676 * Makefile.in (PLUGIN_H): Define.
1677 Export ENABLE_PLUGIN and GMPINC to site.exp.
1678 Add PLUGINLIBS to link command.
1679 Add/modify dependencies for plugin.o and files including plugin.h.
1681 * config.in: Regenerate.
1683 * opts.c (common_handle_option): Handle OPT_fplugin_ and
1686 2009-04-14 Le-Chun Wu <lcwu@google.com>
1688 * tree-pass.h (register_one_dump_file): Add a prototype for
1689 register_one_dump_file.
1690 * toplev.c (compile_file): Call initialize_plugins.
1691 (do_compile): Call invoke_plugin_callbacks.
1692 (toplev_main): Call invoke_plugin_callbacks.
1693 * common.opt: Add -fplugin= and -fplugin-arg-.
1694 * gcc-plugin.h: New public header file for plugins to include.
1695 * plugin.c: New source file.
1696 * plugin.h: New internal header file.
1697 * passes.c (register_one_dump_file): Make it external.
1699 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
1701 2009-04-14 Diego Novillo <dnovillo@google.com>
1703 * doc/plugins.texi: New.
1704 * doc/gccint.texi: Add reference to Plugins chapter.
1705 * doc/invoke.texi: Document -fplugin and -fplugin-arg
1706 * diagnostic.c (diagnostic_report_diagnostic): Warn about
1707 loaded plugins, if any.
1708 * timevar.def (TV_PLUGIN_INIT): Define.
1709 (TV_PLUGIN_RUN): Define.
1710 * plugin.c: Include timevar.h
1711 (plugins_active_p): New.
1712 (dump_active_plugins): New.
1713 (debug_active_plugins): New.
1715 2009-04-14 Joseph Myers <joseph@codesourcery.com>
1717 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
1719 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
1721 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
1723 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
1724 the same as a minus without a shift.
1726 2009-04-14 Nick Clifton <nickc@redhat.com>
1728 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
1729 comparisons with small integers will always produce a short
1732 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
1735 2008-12-19 Diego Novillo <dnovillo@google.com>
1737 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
1739 2009-04-14 Richard Guenther <rguenther@suse.de>
1741 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
1743 (verify_gimple_assign_binary): Likewise. Handle shifts and
1745 (verify_gimple_phi): Print the mismatched argument position.
1746 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1748 (vect_update_init_of_dr): Likewise.
1749 * matrix-reorg.c (transform_access_sites): Do what the
1751 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
1753 2009-04-13 Michael Eager <eager@eagercon.com>
1755 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
1756 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
1757 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
1758 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
1759 remove duplicate config
1761 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1763 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
1764 file_name:line_number type locator of the call site.
1766 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
1768 * genautomata.c: Put blank after comma.
1769 (automaton_decls): New.
1770 (struct unit_usage): Add comments to member next.
1771 (store_alt_unit_usage): Keep the list ordered.
1772 (unit_present_on_list_p, equal_alternatives_p): New.
1773 (check_regexp_units_distribution): Check units distribution
1774 correctness correctly.
1775 (main): Don't write automata if error is found. Return correct
1778 * config/m68k/cf.md (cfv4_ds): Remove.
1779 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
1780 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
1782 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
1783 power4-load-ext, power4-store, power4-store-update,
1784 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
1785 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
1786 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
1787 power4-sqrt, power4-isync): Modify reservation to make correct
1788 unit distribution to automata.
1790 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
1791 power5-store-update, power5-two, power5-three, power5-lmul,
1792 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
1794 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
1796 * except.c (pass_set_nothrow_function_flags): Set name and add
1798 (set_nothrow_function_flags): Mention in the dump file when
1799 changing a function to nothrow.
1801 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
1804 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
1805 instead of unsigned long.
1807 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1809 * config/arm/arm.c (return_used_this_function): Remove.
1810 (arm_output_function_prologue): Remove use of
1811 return_used_this_function.
1812 (output_return_instruction): Replace use of
1813 return_used_this_function
1814 by cfun->machine->return_used_this_function.
1815 (arm_output_epilogue): Likewise.
1816 (arm_output_function_epilogue): Likewise.
1817 (thumb_unexpanded_epilogue): Likewise.
1818 * config/arm/arm.h (struct machine_function):
1819 New member return_used_this_function.
1821 2009-04-12 Mark Mitchell <mark@codesourcery.com>
1823 * doc/install.texi: Correct description of default directory for
1824 --with-gxx-include-dir.
1826 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
1828 * fold-const.c (build_range_check): Properly deal with enumeral and
1831 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
1833 * doc/invoke.texi (max_gcse_passes): Remove documentation.
1834 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
1835 * params.h (MAX_GCSE_PASSES): Remove.
1836 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
1837 in sequence. Remove ability to run multiple passes.
1838 (bypass_jumps): Report run as third CPROP pass.
1840 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
1843 * except.c (can_throw_external): Look at each insn in a SEQUENCE
1844 when deciding whether the whole SEQUENCE can throw.
1846 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
1849 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
1850 offseted label references.
1852 2009-04-11 Jan Hubicka <jh@suse.cz>
1854 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
1856 2009-04-11 Richard Guenther <rguenther@suse.de>
1859 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
1860 return variables as TREE_ADDRESSABLE.
1862 2009-04-11 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/39713
1865 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
1866 reference trees have SSA_NAME operands.
1868 2009-04-11 Richard Guenther <rguenther@suse.de>
1871 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
1872 address expressions.
1874 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
1876 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
1877 match changes in Cygwin 1.7
1878 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1879 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
1881 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1883 PR tree-optimization/39701
1884 * doc/invoke.texi (Optimization Options): Document change in
1885 meaning and initialization of -fdelete-null-pointer-checks.
1887 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1890 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
1892 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
1895 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
1897 2009-04-10 Chao-ying Fu <fu@mips.com>
1899 * doc/tm.texi (Instruction Output): Document
1900 TARGET_ASM_FINAL_POSTSCAN_INSN.
1901 * target.h (final_postscan_insn): New field in asm_out.
1902 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1903 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
1904 * final.c (final_scan_insn): Call
1905 targetm.asm_out.final_postscan_insn after outputting
1906 an asm macro and a normal instruction.
1908 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
1909 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
1910 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
1911 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
1912 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
1914 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
1917 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
1918 variables as non-NULL even with -fdelete-null-pointer-checks.
1920 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
1924 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
1927 * config/i386/i386.c (classify_argument): Handle SCmode with
1928 (bit_offset % 64) != 0.
1930 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
1932 * doc/invoke.texi (Optimize Options): Add cross-reference to
1933 -Q --help=optimizers examples.
1935 2009-04-10 Ben Elliston <bje@au.ibm.com>
1938 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
1939 regalign for the reg == fpr and TDmode case.
1941 2009-04-09 David Ayers <ayers@fsfe.org>
1944 * objc/objc-act.c (warn_with_method): Remove helper function.
1945 (check_duplicates): Call warning and inform directly.
1946 (really_start_method): Likewise.
1948 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1950 * expmed.c (expand_divmod): Always use a comparison for a division
1951 by a large unsigned integer.
1953 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
1954 for things others than variables or functions as nonzero.
1956 2009-04-09 Nick Clifton <nickc@redhat.com>
1958 * unwind-compat.c: Change copyright header to refer to version
1959 3 of the GNU General Public License with version 3.1 of the
1960 GCC Runtime Library Exception and to point readers at the
1961 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
1962 * config/alpha/crtfastmath.c: Likewise.
1963 * config/alpha/linux-unwind.h: Likewise.
1964 * config/alpha/qrnnd.asm: Likewise.
1965 * config/alpha/vms-crt0-64.c: Likewise.
1966 * config/alpha/vms-crt0.c: Likewise.
1967 * config/alpha/vms-dwarf2.asm: Likewise.
1968 * config/alpha/vms-dwarf2eh.asm: Likewise.
1969 * config/alpha/vms-psxcrt0-64.c: Likewise.
1970 * config/alpha/vms-psxcrt0.c: Likewise.
1971 * config/alpha/vms_tramp.asm: Likewise.
1972 * config/arc/initfini.c: Likewise.
1973 * config/arc/lib1funcs.asm: Likewise.
1974 * config/arm/bpabi-v6m.S: Likewise.
1975 * config/arm/bpabi.S: Likewise.
1976 * config/arm/bpabi.c: Likewise.
1977 * config/arm/crti.asm: Likewise.
1978 * config/arm/crtn.asm: Likewise.
1979 * config/arm/ieee754-df.S: Likewise.
1980 * config/arm/ieee754-sf.S: Likewise.
1981 * config/arm/lib1funcs.asm: Likewise.
1982 * config/arm/libunwind.S: Likewise.
1983 * config/arm/linux-atomic.c: Likewise.
1984 * config/arm/mmintrin.h: Likewise.
1985 * config/arm/pr-support.c: Likewise.
1986 * config/arm/unaligned-funcs.c: Likewise.
1987 * config/arm/unwind-arm.c: Likewise.
1988 * config/arm/unwind-arm.h: Likewise.
1989 * config/avr/libgcc.S: Likewise.
1990 * config/bfin/crti.s: Likewise.
1991 * config/bfin/crtlibid.s: Likewise.
1992 * config/bfin/crtn.s: Likewise.
1993 * config/bfin/lib1funcs.asm: Likewise.
1994 * config/bfin/linux-unwind.h: Likewise.
1995 * config/cris/arit.c: Likewise.
1996 * config/cris/cris_abi_symbol.c: Likewise.
1997 * config/darwin-64.c: Likewise.
1998 * config/darwin-crt2.c: Likewise.
1999 * config/darwin-crt3.c: Likewise.
2000 * config/darwin.h: Likewise.
2001 * config/dbxelf.h: Likewise.
2002 * config/dfp-bit.c: Likewise.
2003 * config/dfp-bit.h: Likewise.
2004 * config/elfos.h: Likewise.
2005 * config/fixed-bit.c: Likewise.
2006 * config/fixed-bit.h: Likewise.
2007 * config/fp-bit.c: Likewise.
2008 * config/fp-bit.h: Likewise.
2009 * config/fr30/crti.asm: Likewise.
2010 * config/fr30/crtn.asm: Likewise.
2011 * config/fr30/lib1funcs.asm: Likewise.
2012 * config/freebsd-spec.h: Likewise.
2013 * config/frv/cmovd.c: Likewise.
2014 * config/frv/cmovh.c: Likewise.
2015 * config/frv/cmovw.c: Likewise.
2016 * config/frv/frvbegin.c: Likewise.
2017 * config/frv/frvend.c: Likewise.
2018 * config/frv/lib1funcs.asm: Likewise.
2019 * config/glibc-stdint.h: Likewise.
2020 * config/h8300/clzhi2.c: Likewise.
2021 * config/h8300/crti.asm: Likewise.
2022 * config/h8300/crtn.asm: Likewise.
2023 * config/h8300/ctzhi2.c: Likewise.
2024 * config/h8300/fixunssfsi.c: Likewise.
2025 * config/h8300/lib1funcs.asm: Likewise.
2026 * config/h8300/parityhi2.c: Likewise.
2027 * config/h8300/popcounthi2.c: Likewise.
2028 * config/i386/ammintrin.h: Likewise.
2029 * config/i386/att.h: Likewise.
2030 * config/i386/avxintrin.h: Likewise.
2031 * config/i386/biarch64.h: Likewise.
2032 * config/i386/bmmintrin.h: Likewise.
2033 * config/i386/cpuid.h: Likewise.
2034 * config/i386/cross-stdarg.h: Likewise.
2035 * config/i386/crtfastmath.c: Likewise.
2036 * config/i386/crtprec.c: Likewise.
2037 * config/i386/cygming-crtbegin.c: Likewise.
2038 * config/i386/cygming-crtend.c: Likewise.
2039 * config/i386/cygwin.asm: Likewise.
2040 * config/i386/emmintrin.h: Likewise.
2041 * config/i386/gmm_malloc.h: Likewise.
2042 * config/i386/gthr-win32.c: Likewise.
2043 * config/i386/i386.h: Likewise.
2044 * config/i386/immintrin.h: Likewise.
2045 * config/i386/linux-unwind.h: Likewise.
2046 * config/i386/linux64.h: Likewise.
2047 * config/i386/mm3dnow.h: Likewise.
2048 * config/i386/mmintrin-common.h: Likewise.
2049 * config/i386/mmintrin.h: Likewise.
2050 * config/i386/nmmintrin.h: Likewise.
2051 * config/i386/pmm_malloc.h: Likewise.
2052 * config/i386/pmmintrin.h: Likewise.
2053 * config/i386/smmintrin.h: Likewise.
2054 * config/i386/sol2-c1.asm: Likewise.
2055 * config/i386/sol2-ci.asm: Likewise.
2056 * config/i386/sol2-cn.asm: Likewise.
2057 * config/i386/sol2-gc1.asm: Likewise.
2058 * config/i386/tmmintrin.h: Likewise.
2059 * config/i386/unix.h: Likewise.
2060 * config/i386/w32-unwind.h: Likewise.
2061 * config/i386/wmmintrin.h: Likewise.
2062 * config/i386/x86-64.h: Likewise.
2063 * config/i386/x86intrin.h: Likewise.
2064 * config/i386/xmmintrin.h: Likewise.
2065 * config/ia64/crtbegin.asm: Likewise.
2066 * config/ia64/crtend.asm: Likewise.
2067 * config/ia64/crtfastmath.c: Likewise.
2068 * config/ia64/crti.asm: Likewise.
2069 * config/ia64/crtn.asm: Likewise.
2070 * config/ia64/fde-glibc.c: Likewise.
2071 * config/ia64/lib1funcs.asm: Likewise.
2072 * config/ia64/linux-unwind.h: Likewise.
2073 * config/ia64/quadlib.c: Likewise.
2074 * config/ia64/unwind-ia64.c: Likewise.
2075 * config/linux.h: Likewise.
2076 * config/m32c/m32c-lib1.S: Likewise.
2077 * config/m32c/m32c-lib2-trapv.c: Likewise.
2078 * config/m32c/m32c-lib2.c: Likewise.
2079 * config/m32r/initfini.c: Likewise.
2080 * config/m68hc11/larith.asm: Likewise.
2081 * config/m68hc11/m68hc11-crt0.S: Likewise.
2082 * config/m68k/cf.md: Likewise.
2083 * config/m68k/crti.s: Likewise.
2084 * config/m68k/crtn.s: Likewise.
2085 * config/m68k/lb1sf68.asm: Likewise.
2086 * config/m68k/linux-unwind.h: Likewise.
2087 * config/mcore/crti.asm: Likewise.
2088 * config/mcore/crtn.asm: Likewise.
2089 * config/mcore/lib1.asm: Likewise.
2090 * config/mips/linux-unwind.h: Likewise.
2091 * config/mips/loongson.h: Likewise.
2092 * config/mips/mips16.S: Likewise.
2093 * config/mmix/crti.asm: Likewise.
2094 * config/mmix/crtn.asm: Likewise.
2095 * config/pa/fptr.c: Likewise.
2096 * config/pa/hpux-unwind.h: Likewise.
2097 * config/pa/lib2funcs.asm: Likewise.
2098 * config/pa/linux-atomic.c: Likewise.
2099 * config/pa/linux-unwind.h: Likewise.
2100 * config/pa/milli64.S: Likewise.
2101 * config/pa/quadlib.c: Likewise.
2102 * config/pa/stublib.c: Likewise.
2103 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2104 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2105 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2106 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2107 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2108 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2109 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2110 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2111 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2112 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2113 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2114 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2115 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2116 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2117 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2118 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2119 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2120 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2121 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2122 * config/rs6000/750cl.h: Likewise.
2123 * config/rs6000/altivec.h: Likewise.
2124 * config/rs6000/biarch64.h: Likewise.
2125 * config/rs6000/crtresfpr.asm: Likewise.
2126 * config/rs6000/crtresgpr.asm: Likewise.
2127 * config/rs6000/crtresxfpr.asm: Likewise.
2128 * config/rs6000/crtresxgpr.asm: Likewise.
2129 * config/rs6000/crtsavfpr.asm: Likewise.
2130 * config/rs6000/crtsavgpr.asm: Likewise.
2131 * config/rs6000/darwin-asm.h: Likewise.
2132 * config/rs6000/darwin-fallback.c: Likewise.
2133 * config/rs6000/darwin-fpsave.asm: Likewise.
2134 * config/rs6000/darwin-ldouble.c: Likewise.
2135 * config/rs6000/darwin-tramp.asm: Likewise.
2136 * config/rs6000/darwin-unwind.h: Likewise.
2137 * config/rs6000/darwin-vecsave.asm: Likewise.
2138 * config/rs6000/darwin-world.asm: Likewise.
2139 * config/rs6000/e500crtres32gpr.asm: Likewise.
2140 * config/rs6000/e500crtres64gpr.asm: Likewise.
2141 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2142 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2143 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2144 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2145 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2146 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2147 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2148 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2149 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2150 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2151 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2152 * config/rs6000/eabi-ci.asm: Likewise.
2153 * config/rs6000/eabi-cn.asm: Likewise.
2154 * config/rs6000/eabi.asm: Likewise.
2155 * config/rs6000/linux-unwind.h: Likewise.
2156 * config/rs6000/linux64.h: Likewise.
2157 * config/rs6000/paired.h: Likewise.
2158 * config/rs6000/paired.md: Likewise.
2159 * config/rs6000/ppc64-fp.c: Likewise.
2160 * config/rs6000/ppu_intrinsics.h: Likewise.
2161 * config/rs6000/rs6000.h: Likewise.
2162 * config/rs6000/si2vmx.h: Likewise.
2163 * config/rs6000/sol-ci.asm: Likewise.
2164 * config/rs6000/sol-cn.asm: Likewise.
2165 * config/rs6000/spe.h: Likewise.
2166 * config/rs6000/spu2vmx.h: Likewise.
2167 * config/rs6000/sysv4.h: Likewise.
2168 * config/rs6000/tramp.asm: Likewise.
2169 * config/rs6000/vec_types.h: Likewise.
2170 * config/s390/linux-unwind.h: Likewise.
2171 * config/s390/tpf-unwind.h: Likewise.
2172 * config/score/crti.asm: Likewise.
2173 * config/score/crtn.asm: Likewise.
2174 * config/sh/crt1.asm: Likewise.
2175 * config/sh/crti.asm: Likewise.
2176 * config/sh/crtn.asm: Likewise.
2177 * config/sh/divtab-sh4-300.c: Likewise.
2178 * config/sh/divtab-sh4.c: Likewise.
2179 * config/sh/divtab.c: Likewise.
2180 * config/sh/lib1funcs-4-300.asm: Likewise.
2181 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2182 * config/sh/lib1funcs.asm: Likewise.
2183 * config/sh/lib1funcs.h: Likewise.
2184 * config/sh/linux-atomic.asm: Likewise.
2185 * config/sh/linux-unwind.h: Likewise.
2186 * config/sh/shmedia.h: Likewise.
2187 * config/sh/sshmedia.h: Likewise.
2188 * config/sh/ushmedia.h: Likewise.
2189 * config/sparc/crtfastmath.c: Likewise.
2190 * config/sparc/linux-unwind.h: Likewise.
2191 * config/sparc/sol2-c1.asm: Likewise.
2192 * config/sparc/sol2-ci.asm: Likewise.
2193 * config/sparc/sol2-cn.asm: Likewise.
2194 * config/spu/divmodti4.c: Likewise.
2195 * config/spu/divv2df3.c: Likewise.
2196 * config/spu/float_disf.c: Likewise.
2197 * config/spu/float_unsdidf.c: Likewise.
2198 * config/spu/float_unsdisf.c: Likewise.
2199 * config/spu/float_unssidf.c: Likewise.
2200 * config/spu/mfc_multi_tag_release.c: Likewise.
2201 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2202 * config/spu/mfc_tag_release.c: Likewise.
2203 * config/spu/mfc_tag_reserve.c: Likewise.
2204 * config/spu/mfc_tag_table.c: Likewise.
2205 * config/spu/multi3.c: Likewise.
2206 * config/spu/spu_internals.h: Likewise.
2207 * config/spu/spu_intrinsics.h: Likewise.
2208 * config/spu/spu_mfcio.h: Likewise.
2209 * config/spu/vec_types.h: Likewise.
2210 * config/spu/vmx2spu.h: Likewise.
2211 * config/stormy16/stormy16-lib2.c: Likewise.
2212 * config/svr4.h: Likewise.
2213 * config/sync.c: Likewise.
2214 * config/v850/lib1funcs.asm: Likewise.
2215 * config/vxlib-tls.c: Likewise.
2216 * config/vxlib.c: Likewise.
2217 * config/vxworks-dummy.h: Likewise.
2218 * config/xtensa/crti.asm: Likewise.
2219 * config/xtensa/crtn.asm: Likewise.
2220 * config/xtensa/ieee754-df.S: Likewise.
2221 * config/xtensa/ieee754-sf.S: Likewise.
2222 * config/xtensa/lib1funcs.asm: Likewise.
2223 * config/xtensa/lib2funcs.S: Likewise.
2224 * config/xtensa/linux-unwind.h: Likewise.
2225 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2226 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2227 * coretypes.h: Likewise.
2228 * crtstuff.c: Likewise.
2229 * defaults.h: Likewise.
2230 * dwarf2.h: Likewise.
2231 * emutls.c: Likewise.
2232 * gbl-ctors.h: Likewise.
2233 * gcov-io.h: Likewise.
2234 * ginclude/float.h: Likewise.
2235 * ginclude/iso646.h: Likewise.
2236 * ginclude/stdarg.h: Likewise.
2237 * ginclude/stdbool.h: Likewise.
2238 * ginclude/stddef.h: Likewise.
2239 * ginclude/stdfix.h: Likewise.
2240 * ginclude/stdint-gcc.h: Likewise.
2241 * ginclude/tgmath.h: Likewise.
2242 * gthr-aix.h: Likewise.
2243 * gthr-dce.h: Likewise.
2244 * gthr-gnat.c: Likewise.
2245 * gthr-gnat.h: Likewise.
2246 * gthr-lynx.h: Likewise.
2247 * gthr-mipssde.h: Likewise.
2248 * gthr-nks.h: Likewise.
2249 * gthr-posix.c: Likewise.
2250 * gthr-posix.h: Likewise.
2251 * gthr-posix95.h: Likewise.
2252 * gthr-rtems.h: Likewise.
2253 * gthr-single.h: Likewise.
2254 * gthr-solaris.h: Likewise.
2255 * gthr-tpf.h: Likewise.
2256 * gthr-vxworks.h: Likewise.
2257 * gthr-win32.h: Likewise.
2259 * libgcc2.c: Likewise.
2260 * libgcc2.h: Likewise.
2261 * libgcov.c: Likewise.
2262 * tsystem.h: Likewise.
2263 * typeclass.h: Likewise.
2264 * unwind-c.c: Likewise.
2265 * unwind-compat.h: Likewise.
2266 * unwind-dw2-fde-compat.c: Likewise.
2267 * unwind-dw2-fde-darwin.c: Likewise.
2268 * unwind-dw2-fde-glibc.c: Likewise.
2269 * unwind-dw2-fde.c: Likewise.
2270 * unwind-dw2-fde.h: Likewise.
2271 * unwind-dw2.c: Likewise.
2272 * unwind-dw2.h: Likewise.
2273 * unwind-generic.h: Likewise.
2274 * unwind-pe.h: Likewise.
2275 * unwind-sjlj.c: Likewise.
2276 * unwind.inc: Likewise.
2277 * config/arm/neon-gen.ml: Change generated copyright header to
2278 refer to version 3 of the GNU General Public License with
2279 version 3.1 of the GCC Runtime Library Exception and to point
2280 readers at the COPYING3 and COPYING3.RUNTIME files and the
2281 FSF's license web page.
2282 * config/arm/arm_neon.h: Regenerate.
2284 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2286 * config/cris/cris.md: Change copyright header to refer to version
2287 3 of the GNU General Public License.
2288 * doc/install.texi2html: Change copyright header to refer to version
2289 3 of the GNU General Public License and to point readers at the
2290 COPYING3 file and the FSF's license web page.
2291 * config/vax/linux.h: Likewise.
2293 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2295 * config/i386/i386.md (cmpcc): New.
2296 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2297 (sync_compare_and_swap_cc*): Delete.
2299 * config/s390/s390.c (s390_compare_emitted): Remove.
2300 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2301 s390_compare_emitted used to be handled. Assert that modes match.
2302 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2303 refer to sync_compare_and_swap_ccsi.
2304 * config/s390/s390.h (s390_compare_emitted): Remove.
2305 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2306 instead of s390_compare_emitted.
2307 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2308 instead of s390_compare_emitted.
2309 * config/s390/s390.md (cmpcc): New.
2310 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2311 CC_REGNUM, do not pretend it's set.
2312 (sync_compare_and_swap_cc*): Delete.
2313 * config/s390/predicates.md (cc_reg_operand): New.
2315 * expr.c (sync_compare_and_swap_cc): Delete.
2316 * optabs.h (sync_compare_and_swap_cc): Delete.
2317 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2318 is being used with can_compare_p.
2319 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2321 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2322 look for a MODE_CC set instead. Use emit_store_flag.
2323 (expand_compare_and_swap_loop): Likewise, with some additional
2324 complication to avoid a force_reg when useless. Use
2325 emit_cmp_and_jump_insns.
2326 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2327 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2328 sync_compare_and_swap documentation.
2330 2009-04-09 Jan Hubicka <jh@suse.cz>
2332 * except.c (find_prev_try): Break out from ....
2333 (duplicate_eh_regions): ... here; properly update prev_try pointers
2334 when duplication part of tree.
2335 (dump_eh_tree): Improve dumping.
2336 (verify_eh_region): New.
2337 (verify_eh_tree): Use it.
2339 2009-04-06 Richard Guenther <rguenther@suse.de>
2341 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2342 &ARRAY addresses by adjusting their types and prepending
2344 * tree-cfg.c (verify_gimple_assign_single): Verify that
2345 addresses are correct.
2347 2009-04-09 Richard Guenther <rguenther@suse.de>
2349 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2350 indices into an array reference if possible.
2351 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2352 Fold POINTER_PLUS_EXPR statements with invariant address.
2354 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2357 * config.gcc (powerpc64-*-linux*): Always build biarch.
2359 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2362 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2363 it and pedwarn if this results in an INTEGER_CST.
2365 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2367 * doc/install.texi: Update minimum GMP version. Remove obsolete
2368 text in MPFR section.
2370 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2372 * dwarf2out.c (class_scope_p): New static inline.
2373 (class_or_namespace_scope_p): Use it.
2374 (gen_variable_die): Use DW_TAG_member tag for static data member
2375 declarations instead of DW_TAG_variable.
2378 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2381 2009-04-08 Richard Guenther <rguenther@suse.de>
2383 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2384 valueize random data.
2386 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2388 * config.gcc (aix tm_file): Add aix-stdint.h.
2389 (aix tm clause use_gcc_stdint): Set to wrap.
2390 * config/rs6000/aix-stdint.h: New file.
2392 2009-04-08 Richard Guenther <rguenther@suse.de>
2395 * tree-dfa.c (add_referenced_var): Do not recurse into
2396 global initializers.
2397 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
2399 (fold_const_aggregate_ref): Likewise.
2401 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2403 * recog.c (ordered_comparison_operator): New.
2404 * gensupport.c (std_preds): Add it.
2405 * doc/md.texi (Machine-Independent Predicates): Document it.
2407 2009-04-08 Jan Hubicka <jh@suse.cz>
2409 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
2410 * function.h (rtl_eh): Remove exception_handler_label_map.
2411 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
2412 remove_exception_handler_label, for_each_eh_label_1): Remove.
2413 (rtl_remove_unreachable_regions): Remove.
2414 (convert_from_eh_region_ranges): Do not remove unreachable regions.
2415 (find_exception_handler_labels): Don't build the hashtable.
2416 (maybe_remove_eh_handler): Remove.
2417 (for_each_eh_label): Rewrite to walk the tree.
2418 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
2419 * except.h (maybe_remove_eh_handler): Remove.
2420 * passes.c (init_optimization_passes): Schedule second EH cleanup
2422 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
2423 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
2425 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
2427 * genoutput.c (validate_optab_operands): New.
2428 (gen_insn, gen_expand): Call it.
2430 * genflags.c (gen_insn): Detect misused iterators.
2431 (main): Pass line_no to gen_insn, exit with status 1 on error.
2433 * genextract.c (line_no): Make global.
2434 (VEC_safe_set_locstr): Change assertion to error message.
2435 (main): Exit with status 1 on error.
2437 2009-04-08 Joseph Myers <joseph@codesourcery.com>
2441 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2442 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2443 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
2444 * c-convert.c (convert): Do not call fold on results of conversion
2445 functions when the result is a C_MAYBE_CONST_EXPR.
2446 * c-parser.c (c_parser_postfix_expression): Do not fold condition
2447 of __builtin_choose_expr.
2448 * c-typeck.c (remove_c_maybe_const_expr): New.
2449 (build_unary_op, build_conditional_expr, build_compound_expr,
2450 build_binary_op, c_objc_common_truthvalue_conversion): Call
2451 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
2454 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
2456 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
2457 CODE to produce a new one. Add a prototype to use fold_convert_const
2459 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
2462 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
2463 mix declarations and code.
2465 2009-04-08 Ben Elliston <bje@au.ibm.com>
2467 * gcc.c: Replace `CC' with `GCC' throughout.
2469 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
2471 * doc/invoke.texi: Document Atom support.
2473 2009-04-07 Jason Merrill <jason@redhat.com>
2476 * c-common.h, c-common.c: Add flag_pretty_templates.
2477 * c-opts.c (c_common_handle_option): Set it.
2478 * c.opt: Add -fno-pretty-templates.
2479 * doc/invoke.texi (C++ Dialect Options): Likewise.
2481 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
2483 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
2484 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
2485 (ia64_expand_builtin): Likewise.
2487 2009-04-07 Martin Jambor <mjambor@suse.cz>
2489 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
2490 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
2491 ADDR_EXPRS are include too.
2493 2009-04-07 Richard Guenther <rguenther@suse.de>
2495 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
2496 decls are only used if passes as parameters or if they are
2497 local statics and the call is not to a builtin.
2498 (call_may_clobber_ref_p_1): Likewise.
2500 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2502 * expr.c (do_store_flag): Remove last argument. Simplify code
2503 to avoid duplication of tests already done by can_compare_p.
2504 (expand_expr_real_1): Adjust caller.
2506 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2508 * optabs.c (can_compare_p): Test the predicate of a
2509 cbranch and cstore pattern.
2511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2513 * expr.c (convert_move): Use emit_store_flag instead of
2516 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
2518 * config/i386/i386.c (ix86_compare_emitted): Remove.
2519 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
2520 ix86_compare_op0 like ix86_compare_emitted used to be handled.
2521 * config/i386/i386.h (ix86_compare_emitted): Remove.
2522 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
2523 instead of ix86_compare_emitted.
2524 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
2526 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
2528 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
2529 Add t-sysroot-suffix to tmake_file.
2530 * config/print-sysroot-suffix.sh: New file.
2531 * config/t-sysroot-suffix: New file.
2533 2009-04-07 Ben Elliston <bje@au.ibm.com>
2535 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
2536 as the latter produces a warning when the target does not support
2539 2009-04-07 Ben Elliston <bje@au.ibm.com>
2541 * dfp.c: Replace type punning assignments with memcpy throughout.
2542 * Makefile.in (dfp.o-warn): Remove.
2544 2009-04-07 Alan Modra <amodra@bigpond.net.au>
2547 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
2548 Include soft-fp/t-softfp after rs6000/t-linux64.
2550 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
2552 * stor-layout.c (set_sizetype): Use the full precision of their
2553 machine mode for bitsize types.
2555 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/i386.md: Revert 2 accidental checkins.
2559 2009-04-06 Joey Ye <joey.ye@intel.com>
2560 Xuepeng Guo <xuepeng.guo@intel.com>
2561 H.J. Lu <hongjiu.lu@intel.com>
2563 Atom pipeline model, tuning and insn selection.
2564 * config.gcc (atom): Add atom config options and target.
2566 * config/i386/atom.md: New.
2568 * config/i386/i386.c (atom_cost): New cost.
2569 (m_ATOM): New macro flag.
2570 (initial_ix86_tune_features): Set m_ATOM.
2571 (x86_accumulate_outgoing_args): Likewise.
2572 (x86_arch_always_fancy_math_387): Likewise.
2573 (processor_target): Add Atom cost.
2574 (cpu_names): Add Atom cpu name.
2575 (override_options): Set Atom ISA.
2576 (ix86_issue_rate): New case PROCESSOR_ATOM.
2577 (ix86_adjust_cost): Likewise.
2579 * config/i386/i386.h (TARGET_ATOM): New target macro.
2580 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
2581 (TARGET_OPT_AGU): New target option.
2582 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
2583 (processor_type): Add PROCESSOR_ATOM.
2585 * config/i386/i386.md (cpu): Add new value "atom".
2586 (use_carry, movu): New attr.
2587 (atom.md): Include atom.md.
2588 (adddi3_carry_rex64): Set attr "use_carry".
2589 (addqi3_carry): Likewise.
2590 (addhi3_carry): Likewise.
2591 (addsi3_carry): Likewise.
2592 (*addsi3_carry_zext): Likewise.
2593 (subdi3_carry_rex64): Likewise.
2594 (subqi3_carry): Likewise.
2595 (subhi3_carry): Likewise.
2596 (subsi3_carry): Likewise.
2597 (x86_movdicc_0_m1_rex64): Likewise.
2598 (*x86_movdicc_0_m1_se): Likewise.
2599 (x86_movsicc_0_m1): Likewise.
2600 (*x86_movsicc_0_m1_se): Likewise.
2601 (*adddi_1_rex64): Emit add insn as much as possible.
2602 (*addsi_1): Likewise.
2603 (return_internal): Set atom_unit.
2604 (return_internal_long): Likewise.
2605 (return_pop_internal): Likewise.
2606 (*rcpsf2_sse): Set atom_sse_attr attr.
2607 (*qrt<mode>2_sse): Likewise.
2608 (*prefetch_sse): Likewise.
2610 * config/i386/i386-c.c (ix86_target_macros_internal): New case
2612 (ix86_target_macros_internal): Likewise.
2614 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
2615 (*prefetch_sse_rex): Likewise.
2616 (sse_rcpv4sf2): Likewise.
2617 (sse_vmrcpv4sf2): Likewise.
2618 (sse_sqrtv4sf2): Likewise.
2619 (<sse>_vmsqrt<mode>2): Likewise.
2620 (sse_ldmxcsr): Likewise.
2621 (sse_stmxcsr): Likewise.
2622 (*sse_sfence): Likewise.
2623 (sse2_clflush): Likewise.
2624 (*sse2_mfence): Likewise.
2625 (*sse2_lfence): Likewise.
2626 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
2627 (<sse>_movup<ssemodesuffixf2c>): Likewise.
2628 (avx_movdqu<avxmodesuffix>): Likewise.
2629 (avx_lddqu<avxmodesuffix>): Likewise.
2630 (sse2_movntv2di): Change attr "type" to "ssemov".
2631 (sse2_movntsi): Likewise.
2632 (rsqrtv8sf2): Change attr "type" to "sseadd".
2633 (sse3_addsubv2df3): Set attr "atom_unit".
2634 (sse3_h<plusminus_insn>v4sf3): Likewise.
2635 (*sse2_pmaddwd): Likewise.
2636 (*vec_extractv2di_1_rex64): Likewise.
2637 (*vec_extractv2di_1_avx): Likewise.
2638 (sse2_psadbw): Likewise.
2639 (ssse3_phaddwv8hi3): Likewise.
2640 (ssse3_phaddwv4hi3): Likewise.
2641 (ssse3_phadddv4si3): Likewise.
2642 (ssse3_phadddv2si3): Likewise.
2643 (ssse3_phaddswv8hi3): Likewise.
2644 (ssse3_phaddswv4hi3): Likewise.
2645 (ssse3_phsubwv8hi3): Likewise.
2646 (ssse3_phsubwv4hi3): Likewise.
2647 (ssse3_phsubdv4si3): Likewise.
2648 (ssse3_phsubdv2si3): Likewise.
2649 (ssse3_phsubswv8hi3): Likewise.
2650 (ssse3_phsubswv4hi3): Likewise.
2651 (ssse3_pmaddubsw128): Likewise.
2652 (sse3_pmaddubsw: Likewise.
2653 (ssse3_palignrti): Likewise.
2654 (ssse3_palignrdi): Likewise.
2656 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
2658 * doc/install.texi (Specific): Fix two cross-references to MinGW.
2660 2009-04-06 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/28868
2663 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
2664 of which PHI results we inserted.
2665 (insert_into_preds_of_block): Record inserted PHIs.
2666 (eliminate): Eliminate redundant PHI nodes.
2667 (init_pre): Init inserted_phi_names.
2669 2009-04-06 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/39643
2672 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
2673 IMAGPART_EXPRs of complex constants.
2674 (execute_fold_all_builtins): If we folded a call queue
2675 TODO_update_address_taken.
2677 2009-04-06 Jan Hubicka <jh@suse.cz>
2680 * except.c (remove_unreachable_regions): Propagate may_contain_throw
2683 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
2685 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
2687 (ic_invalidate_array): Likewise.
2689 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
2691 * calls.c (emit_library_call_value_1): Fix a problem with parameter
2692 alignment for library calls.
2694 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
2696 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
2697 (mingw32 tm clause use_gcc_stdint): Set to wrap.
2698 * config/i386/mingw-stdint.h: New file.
2700 2009-04-05 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/39648
2703 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
2704 our &A vs. &A[0] IL deficiencies.
2706 2009-04-04 Jan Hubicka <jh@suse.cz>
2708 * except.c (sjlj_find_directly_reachable_regions): Be ready for
2709 removed toplevel regions.
2710 (sjlj_mark_call_sites): Likewise.
2712 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
2714 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
2715 (cygwin tm clause use_gcc_stdint): Set to wrap.
2716 * config/i386/cygwin-stdint.h: New file.
2718 2009-04-04 Richard Guenther <rguenther@suse.de>
2720 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
2721 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
2722 single-argument PHIs if we are in loop-closed SSA form.
2723 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
2724 for the pre-condition.
2725 (slpeel_tree_peel_loop_to_edge): Likewise.
2726 (vect_build_loop_niters): Take an optional sequence to append stmts.
2727 (vect_generate_tmps_on_preheader): Likewise.
2728 (vect_do_peeling_for_loop_bound): Take extra guards for the
2730 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
2731 the cost model check.
2732 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
2733 guards if we are going to peel. Do not apply versioning in that case.
2734 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
2735 (vect_do_peeling_for_loop_bound): Likewise.
2736 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
2737 loop bound only record extra pre-conditions, do not apply loop
2740 2009-04-04 Richard Guenther <rguenther@suse.de>
2742 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
2745 2009-04-04 Jan Hubicka <jh@suse.cz>
2747 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
2748 last_basic_block for size of bb->index indexed array.
2749 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
2750 compute_out, link_btr_uses, build_btr_def_use_webs,
2751 build_btr_def_use_webs, migrate_btr_defs): Likewise.
2753 2009-04-04 Jan Hubicka <jh@suse.cz>
2755 * except.c (remove_eh_handler_and_replace): Break out from ...
2756 (remove_eh_handler): ... here.
2757 (bring_to_root): New function.
2758 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
2759 handled ones, bring others to root of tree.
2761 2009-04-04 Jan Hubicka <jh@suse.cz>
2763 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
2764 (all_phis_safe_to_merge): New function.
2765 (update_info): New structure.
2766 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
2767 (cleanup_empty_eh): Update SSA if possible.
2769 2009-04-04 Richard Guenther <rguenther@suse.de>
2771 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
2772 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
2773 (append_vuse): Likewise.
2775 2009-04-04 Jakub Jelinek <jakub@redhat.com>
2777 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
2778 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
2779 instead of REG_UNSAVED for DW_CFA_undefined.
2780 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
2781 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
2784 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
2787 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
2788 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
2789 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
2791 2009-04-04 Richard Guenther <rguenther@suse.de>
2793 PR tree-optimization/8781
2794 PR tree-optimization/37892
2795 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
2796 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
2797 (valueize_refs): Call it for *& valueizations.
2798 (shared_reference_ops_from_ref): Rename to ...
2799 (valueize_shared_reference_ops_from_ref): ... this and valueize.
2800 (shared_reference_ops_from_call): Rename to ...
2801 (valueize_shared_reference_ops_from_call): ... this and valueize.
2802 (vn_reference_lookup): Update.
2803 (visit_reference_op_call): Likewise.
2804 * tree-ssa-pre.c (phi_translate_1): Fold *&.
2805 (eliminate): Value-replace the call address in call statements.
2807 2009-04-04 Richard Guenther <rguenther@suse.de>
2809 PR tree-optimization/39636
2810 * tree-ssa-forwprop.c
2811 (forward_propagate_addr_into_variable_array_index): Check for
2812 GIMPLE_ASSIGN before accessing the rhs code.
2814 2009-04-03 Jason Merrill <jason@redhat.com>
2816 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
2818 2009-04-03 Steve Ellcey <sje@cup.hp.com>
2820 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
2821 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
2822 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
2823 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
2824 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
2825 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
2826 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
2827 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
2828 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
2829 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
2830 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
2831 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
2832 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
2833 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
2834 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
2835 Use fr_reg_or_fp01_operand instead of fr_register_operand
2837 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
2838 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
2839 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
2841 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
2843 PR rtl-optimization/39607
2844 PR rtl-optimization/39631
2848 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2849 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2850 instead of DF_LR_OUT.
2851 * ira-lives.c (process_bb_node_lives): Ditto.
2852 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2853 instead of DF_LR_{OUT,IN}.
2854 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2855 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2857 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
2859 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
2860 (execute_lower_omp): Always run but take the short way out if -fopenmp
2862 (gate_lower_omp): Remove, forcing the pass manager to always run the
2863 pass and always set PROP_gimple_lomp.
2864 (pass_lower_omp): Remove gate function.
2865 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
2866 PROP_trees. Instead, require it.
2867 * ipa-cp.c (pass_ipa_cp): Likewise.
2868 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
2869 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
2870 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
2871 and PROP_gimple_leh.
2873 2009-04-03 Richard Guenther <rguenther@suse.de>
2876 PR tree-optimization/23940
2877 PR tree-optimization/33237
2880 PR tree-optimization/36201
2881 PR tree-optimization/36230
2882 PR tree-optimization/38049
2883 PR tree-optimization/38207
2884 PR tree-optimization/38230
2885 PR tree-optimization/38301
2886 PR tree-optimization/38585
2888 PR tree-optimization/38985
2889 PR tree-optimization/39299
2890 * tree-ssa-structalias.h: Remove.
2891 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
2892 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
2893 (struct vuse_element_d): Remove.
2894 (struct vuse_vec_d): Likewise.
2895 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
2896 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
2897 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
2898 VUSE_ELEMENT_VAR): Likewise.
2899 (struct voptype_d): Likewise.
2900 (NUM_VOP_FREE_BUCKETS): Likewise.
2901 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
2902 (struct stmt_operands_d): Remove.
2903 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
2904 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
2905 VDEF_NUM, VDEF_VECT): Likewise.
2906 (copy_virtual_operands): Remove.
2907 (operand_build_cmp): Likewise.
2908 (create_ssa_artificial_load_stmt): Likewise.
2909 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
2910 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
2911 vuse_index and mayuse_index members. Pack and move done and iter_type
2912 members to the front.
2913 (SSA_OP_VMAYUSE): Remove.
2914 (SSA_OP_VIRTUAL_USES): Adjust.
2915 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
2916 (unlink_stmt_vdef): Declare.
2917 (add_to_addressable_set): Remove.
2918 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
2919 (vrp_visit_stmt): Likewise.
2920 * doc/tree-ssa.texi (Alias analysis): Update.
2921 * doc/invoke.texi (max-aliased-vops): Remove docs.
2922 (avg-aliased-vops): Likewise.
2923 * tree-into-ssa.c (syms_to_rename): Remove.
2924 (need_to_update_vops_p): Likewise.
2925 (need_to_initialize_update_ssa_p): Rename to ...
2926 (update_ssa_initialized_fn): ... this. Track function we are
2928 (symbol_marked_for_renaming): Simplify.
2929 (add_new_name_mapping): Do not set need_to_update_vops_p.
2930 (dump_currdefs): Use SYMS_TO_RENAME.
2931 (rewrite_update_stmt): Always walk all uses/defs.
2932 (dump_update_ssa): Adjust.
2933 (init_update_ssa): Take function argument. Track what we are
2935 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
2936 (create_new_def_for): Initialize for cfun, assert we are initialized
2938 (mark_sym_for_renaming): Simplify.
2939 (mark_set_for_renaming): Do not initialize update-ssa.
2940 (need_ssa_update_p): Simplify. Take function argument.
2941 (name_mappings_registered_p): Assert we ask for the correct function.
2942 (name_registered_for_update_p): Likewise.
2943 (ssa_names_to_replace): Likewise.
2944 (release_ssa_name_after_update_ssa): Likewise.
2945 (update_ssa): Likewise. Use SYMS_TO_RENAME.
2946 (dump_decl_set): Do not print a newline.
2947 (debug_decl_set): Do it here.
2948 (dump_update_ssa): And here.
2949 * tree-ssa-loop-im.c (move_computations): Adjust.
2950 (movement_possibility): Likewise.
2951 (determine_max_movement): Likewise.
2952 (gather_mem_refs_stmt): Likewise.
2953 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
2955 * tree-complex.c (update_all_vops): Remove.
2956 (expand_complex_move): Adjust.
2957 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
2958 Simplify test for memory referencing statement. Exclude
2959 non-invariant ADDR_EXPRs.
2960 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
2961 * tree-loop-distribution.c (generate_memset_zero): Adjust.
2962 (rdg_flag_uses): Likewise.
2963 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
2965 (tree_optimize_tail_calls_1): Also split the
2966 edge from the entry block if we have degenerate PHI nodes in
2967 the first basic block.
2968 * tree.c (init_ttree): Remove memory-tag related code.
2969 (tree_code_size): Likewise.
2970 (tree_node_structure): Likewise.
2971 (build7_stat): Re-write to be build6_stat.
2972 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
2973 (SSA_VAR_P): Adjust.
2974 (struct tree_memory_tag): Remove.
2975 (struct tree_memory_partition_tag): Likewise.
2976 (union tree_node): Adjust.
2977 (build7): Re-write to be build6.
2978 * tree-pass.h (pass_reset_cc_flags): Remove.
2979 (TODO_update_address_taken): New flag.
2980 (pass_simple_dse): Remove.
2981 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
2982 * params.h (MAX_ALIASED_VOPS): Remove.
2983 (AVG_ALIASED_VOPS): Likewise.
2984 * omp-low.c (expand_omp_taskreg): Update SSA form.
2985 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
2986 aliases the lhs in a copy stmt.
2987 * tree-ssa-dse.c (struct address_walk_data): Remove.
2988 (memory_ssa_name_same): Likewise.
2989 (memory_address_same): Likewise.
2990 (get_kill_of_stmt_lhs): Likewise.
2991 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
2992 unused stores. Look through PHI nodes into post-dominated regions.
2993 (dse_optimize_stmt): Simplify. Properly remove stores.
2994 (tree_ssa_dse): Compute dominators.
2995 (execute_simple_dse): Remove.
2996 (pass_simple_dse): Likewise.
2997 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
2998 gimple_loaded_syms and gimple_stored_syms computation.
2999 * toplev.c (dump_memory_report): Dump alias and pta stats.
3000 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3001 (vn_reference_eq): Likewise.
3002 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3003 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3004 valueize_vuses): Remove.
3005 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3006 (get_def_ref_stmt_vuse): ... this.
3007 (vn_reference_lookup_2): New function.
3008 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3009 walking equivalent vuses. Simplify.
3010 (vn_reference_lookup): Likewise.
3011 (vn_reference_insert): Likewise.
3012 (vn_reference_insert_pieces): Likewise.
3013 (visit_reference_op_call): Simplify.
3014 (visit_reference_op_load): Likewise.
3015 (visit_reference_op_store): Likewise.
3016 (init_scc_vn): Remove shared_lookup_vuses initialization.
3017 (free_scc_vn): Remove shared_lookup_vuses freeing.
3018 (sort_vuses, sort_vuses_heap): Remove.
3019 (get_ref_from_reference_ops): Export.
3020 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3021 vector with single vuse pointer.
3022 (vn_reference_lookup_pieces, vn_reference_lookup,
3023 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3024 (shared_vuses_from_stmt): Remove.
3025 (get_ref_from_reference_ops): Declare.
3026 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3027 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3028 memory-tag related code.
3029 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3030 (likely_value): Add comment, skip static-chain of call statements.
3031 (surely_varying_stmt_p): Adjust.
3032 (gimplify_and_update_call_from_tree): Likewise.
3033 (execute_fold_all_builtins): Do not rebuild alias info.
3034 (gimplify_and_update_call_from_tree): Properly update VOPs.
3035 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3036 (copy_ref_info): Remove memory-tag related code.
3037 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3038 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3039 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3041 * tree-ssa-dom.c (gimple_p): Remove typedef.
3042 (eliminate_redundant_computations): Adjust.
3043 (record_equivalences_from_stmt): Likewise.
3044 (avail_expr_hash): Likewise.
3045 (avail_expr_eq): Likewise.
3046 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3047 (stmt_makes_single_load): Likewise.
3048 (stmt_makes_single_store): Likewise.
3049 * tree-ssa-alias.c: Rewrite completely.
3050 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3051 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3052 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3053 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3054 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3055 Remove public functions.
3056 (pass_reset_cc_flags): Remove.
3057 (pass_build_alias): Move ...
3058 * tree-ssa-structalias.c (pass_build_alias): ... here.
3059 * tree-ssa-alias.c (may_be_aliased): Move ...
3060 * tree-flow-inline.h (may_be_aliased): ... here.
3061 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3062 count_uses_and_derefs): Move ...
3063 * gimple.c: ... here.
3064 * gimple.h (count_uses_and_derefs): Declare.
3065 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3066 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3067 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3068 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3069 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3070 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3071 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3073 * tree-dfa.c (refs_may_alias_p): Move ...
3074 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3075 * tree-ssa-alias.h: New file.
3076 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3077 (statement_sink_location): Likewise.
3078 * opts.c (decode_options): Do not adjust max-aliased-vops or
3079 avg-aliased-vops values.
3080 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3081 (TV_CALL_CLOBBER): Likewise.
3082 (TV_FLOW_SENSITIVE): Likewise.
3083 (TV_FLOW_INSENSITIVE): Likewise.
3084 (TV_MEMORY_PARTITIONING): Likewise.
3085 (TV_ALIAS_STMT_WALK): New timevar.
3086 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3087 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3088 (get_address_description): Remove memory-tag related code.
3089 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3090 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3091 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3092 and immediate uses in statements. Document.
3093 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3094 (dump_symbols): Remove.
3095 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3096 * alias.c (get_deref_alias_set): New function split out from ...
3097 (get_alias_set): ... here.
3098 * alias.h (get_deref_alias_set): Declare.
3099 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3100 type parameter. Remove restrict pointer handling. Create a
3101 ref-all pointer in case type-based alias sets do not conflict.
3102 (vect_analyze_data_refs): Remove SMT related code.
3103 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3104 (vectorizable_load): Likewise.
3105 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3106 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3107 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3108 Ignore vops and SMTs.
3109 (dr_analyze_alias): Likewise..
3110 (free_data_ref): Likewise.
3111 (create_data_ref): Likewise.
3112 (analyze_all_data_dependences): Likewise.
3113 (get_references_in_stmt): Adjust.
3114 * tree-flow-inline.h (gimple_aliases_computed_p,
3115 gimple_addressable_vars, gimple_call_clobbered_vars,
3116 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3117 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3118 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3119 gimple_mem_ref_stats): Remove.
3120 (gimple_vop): New function.
3121 (op_iter_next_use): Remove vuses and mayuses cases.
3122 (op_iter_next_def): Remove vdefs case.
3123 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3124 (clear_and_done_ssa_iter): Do not set removed fields.
3125 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3126 Assert we are not iterating over vuses or vdefs if not also
3127 iterating over uses or defs.
3128 (op_iter_init_use): Likewise.
3129 (op_iter_init_def): Likewise.
3130 (op_iter_next_vdef): Remove.
3131 (op_iter_next_mustdef): Likewise.
3132 (op_iter_init_vdef): Likewise.
3133 (compare_ssa_operands_equal): Likewise.
3134 (link_use_stmts_after): Handle vuse operand.
3135 (is_call_used): Use is_call_clobbered.
3136 (is_call_clobbered): Global variables are always call clobbered,
3137 query the call-clobbers bitmap.
3138 (mark_call_clobbered): Ignore global variables.
3139 (clear_call_clobbered): Likewise.
3140 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3141 virtual operands sanity check.
3142 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3144 (TARGET_MEM_REF): Remove TMR_TAG operand.
3145 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3146 Remove call-clobber related code.
3147 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3148 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3149 partitions or escape reason.
3150 (get_single_def_stmt, get_single_def_stmt_from_phi,
3151 get_single_def_stmt_with_phi): Remove.
3152 (dump_referenced_vars): Tidy.
3153 (get_ref_base_and_extent): Allow bare decls.
3154 (collect_dfa_stats): Adjust.
3155 * graphite.c (rename_variables_in_stmt): Adjust.
3156 (graphite_copy_stmts_from_block): Likewise.
3157 (translate_clast): Likewise.
3158 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3160 (translate_vuse_through_block): Use the oracle.
3161 (phi_translate_1): Adjust.
3162 (value_dies_in_block_x): Use the oracle. Cache the outcome
3164 (valid_in_sets): Check if the VUSE for
3165 a REFERENCE is available.
3166 (eliminate): Do not remove stmts during elimination,
3167 instead queue and remove them afterwards.
3168 (do_pre): Do not rebuild alias info.
3169 (pass_pre): Run TODO_rebuild_alias before PRE.
3170 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3171 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3172 (mark_all_v_defs_stmt): Remove.
3173 (mark_all_v_defs_seq): Adjust.
3174 (sra_replace): Likewise.
3175 (scalarize_use): Likewise.
3176 (scalarize_copy): Likewise.
3177 (scalarize_init): Likewise.
3178 (scalarize_ldst): Likewise.
3179 (todoflags): Remove.
3180 (tree_sra): Do not rebuild alias info.
3181 (tree_sra_early): Adjust.
3182 (pass_sra): Run TODO_update_address_taken before SRA.
3183 * tree-predcom.c (set_alias_info): Remove.
3184 (prepare_initializers_chain): Do not call it.
3185 (mark_virtual_ops_for_renaming): Adjust.
3186 (mark_virtual_ops_for_renaming_list): Remove.
3187 (initialize_root_vars): Adjust.
3188 (initialize_root_vars_lm): Likewise.
3189 (prepare_initializers_chain): Likewise.
3190 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3191 (may_propagate_copy_into_stmt): Likewise.
3192 (merge_alias_info): Do nothing for now.
3193 (propagate_tree_value_into_stmt): Adjust.
3194 (stmt_may_generate_copy): Likewise.
3195 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3196 not mark symbols for renaming.
3197 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3198 with the same statement, make sure to update the new pointed-to one.
3199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3200 call statements, do not mark symbols for renaming.
3201 (mark_operand_necessary): Dump something.
3202 (ref_may_be_aliased): New function.
3203 (mark_aliased_reaching_defs_necessary_1): New helper function.
3204 (mark_aliased_reaching_defs_necessary): Likewise.
3205 (mark_all_reaching_defs_necessary_1): Likewise.
3206 (mark_all_reaching_defs_necessary): Likewise.
3207 (propagate_necessity): Do not process virtual PHIs. For
3208 non-aliased loads mark all reaching definitions as necessary.
3209 For aliased loads and stores mark the immediate dominating
3210 aliased clobbers as necessary.
3211 (visited): New global static.
3212 (perform_tree_ssa_dce): Free visited bitmap after propagating
3214 (remove_dead_phis): Perform simple dead virtual PHI removal.
3215 (remove_dead_stmt): Properly unlink virtual operands when
3217 (eliminate_unnecessary_stmts): Schedule PHI removal after
3219 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3220 (process_replaceable): Likewise.
3221 (find_replaceable_in_bb): Likewise.
3222 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3223 based on the single gimple vop.
3224 (verify_flow_insensitive_alias_info): Remove.
3225 (verify_flow_sensitive_alias_info): Likewise.
3226 (verify_call_clobbering): Likewise.
3227 (verify_memory_partitions): Likewise.
3228 (verify_alias_info): Likewise.
3229 (verify_ssa): Adjust..
3230 (execute_update_addresses_taken): Export. Update SSA
3231 manually. Optimize only when optimizing. Use a local bitmap.
3232 (pass_update_address_taken): Remove TODO_update_ssa, add
3234 (pass_update_address_taken): Just use TODO_update_address_taken.
3235 (init_tree_ssa): Do not initialize addressable_vars.
3236 (verify_ssa): Verify new VUSE / VDEF properties.
3237 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3238 Do not call verify_alias_info.
3239 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3240 Do not free the loaded and stored syms bitmaps. Reset the escaped
3241 and callused solutions. Do not free addressable_vars.
3242 Remove memory-tag related code.
3243 (warn_uninitialized_var): Aliases are always available.
3244 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3245 * lambda-code.c (can_put_in_inner_loop): Adjust.
3246 (can_put_after_inner_loop): Likewise.
3247 (perfect_nestify): Likewise.
3248 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3249 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3250 (vectorizable_conversion): Do not mark symbols for renaming.
3251 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3252 (expand_call_inline): Unlink the calls virtual operands before
3254 (tree_function_versioning): Do not call update_ssa if we are not
3255 updating clones. Simplify.
3256 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3257 (propagate_with_phi): Likewise..
3258 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3259 clobber code. Assert we are not aliased or global.
3260 * tree-flow.h: Include tree-ssa-alias.h
3261 (enum escape_type): Remove.
3262 (struct mem_sym_stats_d): Likewise.
3263 (struct mem_ref_stats_d): Likewise.
3264 (struct gimple_df): Add vop member. Remove global_var,
3265 call_clobbered_vars, call_used_vars, addressable_vars,
3266 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3267 escaped and callused members.
3268 (struct ptr_info_def): Remove all members, add points-to solution
3270 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3271 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3272 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3273 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3274 (tree-ssa-alias.o): Likewise.
3275 (toplev.o): Add tree-ssa-alias.h
3276 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3277 * gimple.c (gimple_set_bb): Fix off-by-one error.
3278 (is_gimple_reg): Do not handle memory tags.
3279 (gimple_copy): Also copy virtual operands.
3280 Delay updating the statement. Do not reset loaded and stored syms.
3281 (gimple_set_stored_syms): Remove.
3282 (gimple_set_loaded_syms): Likewise.
3283 (gimple_call_copy_skip_args): Copy the virtual operands
3284 and mark the new statement modified.
3285 * tree-ssa-structalias.c (may_alias_p): Remove.
3286 (set_uids_in_ptset): Take the alias set to prune with as
3287 parameter. Fold in the alias test of may_alias_p.
3288 (compute_points_to_sets): Compute whether a ptr is dereferenced
3290 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3291 other ADDRESSOF constraints on the lhs.
3292 (get_constraint_for_component_ref): Assert that we don't get
3293 ADDRESSOF constraints from the base of the reference.
3294 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3295 (struct variable_info): Remove collapsed_to member.
3296 (get_varinfo_fc): Remove.
3297 (new_var_info): Do not set collapsed_to.
3298 (dump_constraint): Do not follow cycles.
3299 (dump_constraint_graph): Likewise.
3300 (build_pred_graph): Likewise.
3301 (build_succ_graph): Likewise.
3302 (rewrite_constraints): Likewise.
3303 (do_simple_structure_copy): Remove.
3304 (do_rhs_deref_structure_copy): Remove.
3305 (do_lhs_deref_structure_copy): Remove.
3306 (collapse_rest_of_var): Remove.
3307 (do_structure_copy): Re-implement.
3308 (pta_stats): New global variable.
3309 (dump_pta_stats): New function.
3310 (struct constraint_expr): Make offset signed.
3311 (UNKNOWN_OFFSET): Define special value.
3312 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3313 (solution_set_expand): New helper function split out from ...
3314 (do_sd_constraint): ... here.
3315 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3316 (do_ds_constraint): Likewise.
3317 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3318 and CALLUSED = *CALLUSED.
3319 (set_union_with_increment): Make inc argument signed.
3320 (type_safe): Remove.
3321 (get_constraint_for_ptr_offset): Handle unknown and negative
3323 (first_vi_for_offset): Handle offsets before start. Bail
3324 out early for offsets beyond the variable extent.
3325 (first_or_preceding_vi_for_offset): New function.
3326 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3327 Together with ESCAPED = *ESCAPED this properly computes reachability.
3328 (find_what_var_points_to): New function.
3329 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3330 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3331 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3332 pt_solutions_intersect): New functions.
3333 (compute_call_used_vars): Remove.
3334 (compute_may_aliases): New main entry into PTA computation.
3335 * gimple.h (gimple_p): New typedef.
3336 (struct gimple_statement_base): Remove references_memory_p.
3337 (struct gimple_statement_with_memory_ops_base): Remove
3338 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3340 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3341 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3342 gimple_set_references_memory): Remove.
3343 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3344 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3346 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3347 (verify_expr): Allow RESULT_DECL.
3348 (gimple_duplicate_bb): Do not copy virtual operands.
3349 (gimple_duplicate_sese_region): Adjust.
3350 (gimple_duplicate_sese_tail): Likewise.
3351 (mark_virtual_ops_in_region): Remove.
3352 (move_sese_region_to_fn): Do not call it.
3353 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3354 and pass_simple_dse.
3355 (execute_function_todo): Handle TODO_update_address_taken,
3356 call execute_update_addresses_taken for TODO_rebuild_alias.
3357 (execute_todo): Adjust.
3358 (execute_one_pass): Init dump files early.
3359 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3361 (create_general_new_stmt): Clear vops.
3362 * tree-ssa-reassoc.c (get_rank): Adjust.
3363 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3364 symbols for renaming.
3365 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3366 (PARAM_AVG_ALIASED_VOPS): Likewise.
3367 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3368 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3369 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3370 (operand_build_cmp, copy_virtual_operands,
3371 create_ssa_artificial_load_stmt, add_to_addressable_set,
3372 gimple_add_to_addresses_taken): Remove public functions.
3373 (unlink_stmt_vdef): New function.
3375 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3377 * config.gcc (powerpc-*-linux*): Merge variants.
3379 2009-04-02 Chao-ying Fu <fu@mips.com>
3380 James Grosbach <james.grosbach@microchip.com>
3382 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3383 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3385 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3386 keep_interrupts_masked_p, use_debug_exception_return_p.
3387 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3388 keep_interrupts_masked, use_debug_exception_return.
3389 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
3390 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
3392 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
3393 (mips_print_operand): Process COP0 registers to print $0 .. $31
3394 correctly for GAS to process.
3395 (mips_interrupt_extra_call_saved_reg_p): New function.
3396 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
3398 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3399 (mips_compute_frame_info): Add supports for interrupt context that
3400 includes doubleword accumulators and COP0 registers.
3401 (mips_for_each_saved_acc): New function.
3402 (mips_for_each_saved_gpr_and_fpr): Change the function name from
3403 mips_for_each_saved_reg.
3404 (mips_save_reg): Save accumulators.
3405 (mips_kernel_reg_p): A new for_each_rtx callback.
3406 (mips_expand_prologue): Support interrupt handlers.
3407 (mips_restore_reg): Restore accumulators.
3408 (mips_expand_epilogue): Support interrupt handlers.
3409 (mips_can_use_return_insn): Return false for interrupt handlers.
3410 (mips_epilogue_uses): New function.
3411 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
3412 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
3413 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
3414 cop0_move): New instructions.
3415 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
3416 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
3418 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
3420 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
3421 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
3422 interrupt handlers, we use K0 as the temporary register.
3423 (EPILOGUE_USES): Change to a function call.
3424 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
3425 handlers, we use K0 as the temporary register.
3427 * doc/extend.texi (Function Attributes): Document interrupt,
3428 use_shadow_register_set, keep_interrupts_masked,
3429 use_debug_exception_return for MIPS attributes.
3431 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3433 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
3434 Remove a number of t-files from tmake_file.
3435 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
3436 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
3437 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
3438 target_prototype, not TARGET_PROTOTYPE.
3439 (LINK_OS_GNU_SPEC): Define.
3440 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
3441 and darwin-ldoubdle.c.
3443 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
3446 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
3447 (cpp_options): Ditto.
3448 (default_compilers): Ditto.
3449 (display_help): Ditto.
3450 (process_command): Ditto.
3452 (set_input): Use lbasename instead of duplicate code.
3453 (save_temps_prefix): New static for -save-temps=obj.
3454 (save_temps_length): Ditto.
3456 * doc/invoke.texi (-save-temps=obj): Document new variant to
3459 2009-04-02 Jeff Law <law@redhat.com>
3461 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
3464 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3466 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
3467 * configure: Regenerated.
3469 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3471 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
3472 share the argument list.
3474 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3478 2009-02-12 Diego Novillo <dnovillo@google.com>
3480 * varpool.c (debug_varpool): New.
3481 * cgraph.h (debug_varpool): Declare.
3483 2009-04-02 Jan Hubicka <jh@suse.cz>
3485 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
3488 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/i386.c (ix86_abi): Move initialization to ...
3491 (override_options): Here.
3493 2009-04-02 Christian Bruel <christian.bruel@st.com>
3495 * config/sh/sh.c (sh_dwarf_register_span): New function.
3496 (TARGET_DWARF_REGISTER_SPAN): Define.
3497 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
3499 2009-04-02 Ira Rosen <irar@il.ibm.com>
3501 PR tree-optimization/39595
3502 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
3503 interleaved loads group is not greater than the SLP group size.
3505 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
3507 * builtins.c (is_builtin_name): New.
3508 (called_as_built_in): Use is_builtin_name.
3509 * tree.h (is_builtin_name): New.
3510 * varasm.c (incorporeal_function_p): Use is_builtin_name
3512 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
3514 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
3516 2009-04-02 Dodji Seketeli <dodji@redhat.com>
3519 * c-decl.c (clone_underlying_type): Move this ...
3520 * c-common.c (set_underlying_type): ... here.
3521 Also, make sure the function properly sets TYPE_STUB_DECL() on
3522 the newly created typedef variant type.
3523 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
3524 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
3527 2009-04-02 Richard Guenther <rguenther@suse.de>
3529 PR tree-optimization/37221
3530 * tree-flow.h (degenerate_phi_result): Declare.
3531 * tree-ssa-dom.c (degenerate_phi_result): Export.
3532 * tree-scalar-evolution.c (analyze_initial_condition): If
3533 the initial condition is defined by a degenerate PHI node
3534 use the degenerate value.
3536 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
3538 PR rtl-optimization/39588
3539 * combine.c (merge_outer_ops): Do not set the constant when this
3541 (simplify_shift_const_1): Do not modify it either in this case.
3543 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
3545 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
3546 tuning is deprecated if -mtune value is set to an Itanium1 variant.
3548 2009-04-01 Janis Johnson <janis187@us.ibm.com>
3551 * c-lex.c (interpret_float): Default (no suffix) is double.
3553 2009-04-1 Xinliang David Li <davidxl@google.com>
3555 * config/i386/i386.c (legitimate_constant_p): Recognize
3556 all one vector constant.
3558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3560 * gcc/config/vax/vax.c: Add #includes to silence warnings.
3561 Change #include order to silence two warnings.
3563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3565 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
3566 (ASM_SPEC): Pass -k to the assembler for PIC code.
3568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3570 * gcc/config.gcc: Add vax-*-linux* to the switch.
3571 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
3572 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
3574 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3576 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
3577 Use predicate macros instead of GET_CODE() == foo.
3578 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
3579 ashlsi3, rotrsi3, <unnamed>): Likewise.
3581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3583 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
3584 jbbccihi, jbbccisi): Remova trailing whitespace.
3585 * gcc/config/vax/constraints.md: Likewise.
3586 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
3587 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
3588 * gcc/config/vax/predicates.md: Likewise.
3589 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
3590 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
3591 * gcc/config/vax/vax.h: Likewise.
3592 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
3594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3596 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
3597 (indirectable_address_p, adjacent_operands_p): Add spaces around
3599 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
3601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3603 * gcc/config/vax/vax.c (legitimate_constant_address_p,
3604 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
3605 index_term_p, reg_plus_index_p, legitimate_address_p,
3606 vax_mode_dependent_address_p): Update comments to match functions
3607 modified by the recent int->bool conversion.
3609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3611 * gcc/config/vax/builtins.md: Update copyright message.
3612 * gcc/config/vax/constraints.md: Likewise.
3613 * gcc/config/vax/netbsd-elf.h: Likewise.
3614 * gcc/config/vax/predicates.md: Likewise.
3615 * gcc/config/vax/vax-protos.h: Likewise.
3616 * gcc/config/vax/vax.c: Likewise.
3617 * gcc/config/vax/vax.h: Likewise.
3618 * gcc/config/vax/vax.md: Likewise.
3619 * gcc/config/vax/vax.opt: Likewise.
3621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
3623 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
3624 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
3625 * gcc/config/vax/constraints.md (B, R): Likewise.
3626 * gcc/config/vax/predicates.md (external_memory_operand,
3627 nonimmediate_addsub_di_operand): Likewise.
3628 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
3629 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
3630 untyped_call): Likewise.
3632 2009-04-01 Matt Thomas <matt@3am-software.com>
3634 * config/vax/predicates.md: New file.
3635 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
3636 external_const_operand, nonsymbolic_operand, external_memory_operand,
3637 indirect_memory_operand, indexed_memory_operand,
3638 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
3639 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
3641 * config/vax/constraints.md: New file.
3642 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
3644 * config/vax/builtins.md: New file.
3645 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
3646 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
3648 * config/vax/vax.opt (mqmath): Add option.
3649 * config/vax/vax.md (isfx): Extend with DI.
3650 (VAXintQH, VAXintQHSD): Define.
3651 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
3652 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
3653 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
3654 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
3655 (movdi): Update constraints and use vax_output_int_move().
3656 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
3657 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
3658 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
3659 nonlocal_goto): New.
3660 (mov<mode>): Extend accepted operand types.
3661 (subdi3_old): Rename from subdi3, change update constraints and use
3662 a new implementation.
3663 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
3664 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
3665 MOVE_RATIO, CLEAR_RATIO): Define.
3666 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
3667 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
3668 (PRINT_OPERAND): Redefine using a function instead of inlined code.
3669 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
3670 (split_quadword_operands): Make static and really allow variable
3672 (print_operand_address): Update for PIC generation.
3673 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
3674 indexable_address_p, fixup_mathdi_operand,
3675 vax_expand_addsub_di_operands, adjacent_operands_p): New.
3676 (vax_float_literal, legitimate_constant_p,
3677 indirectable_constant_address_p, index_term_p,
3678 reg_plus_index_p): Return bool instead of int.
3679 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
3681 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
3683 (vax_output_conditional_branch): Indent.
3684 (legitimate_constant_address_p, indirectable_constant_address_p,
3685 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
3686 vax_mode_dependent_address_p): Return bool instead of int, update for
3688 * config/vax/vax-protos.h (legitimate_constant_address_p,
3689 legitimate_constant_p, legitimate_address_p,
3690 vax_mode_dependent_address_p): Change declaration to bool.
3691 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
3692 vax_expand_addsub_di_operands, vax_output_int_subtract,
3693 vax_output_movmemsi): Declare.
3694 (split_quadword_operands, vax_float_literal): Delete declaration.
3695 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
3696 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
3697 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
3698 ASM_OUTPUT_DWARF_PCREL): Define.
3699 (ASM_SPEC): Change definition to allow PIC generation.
3701 2009-04-01 Steve Ellcey <sje@cup.hp.com>
3703 * doc/sourcebuild.texi: Update front-end requirements.
3705 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3708 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
3709 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
3710 (booldi3_internal3): Use boolean_or_operator instead of
3713 2009-04-01 Joseph Myers <joseph@codesourcery.com>
3716 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
3717 declarator whose size is not an integer constant expression but
3718 folds to an integer constant, then treat it as a constant
3721 2009-04-01 Richard Guenther <rguenther@suse.de>
3723 * fold-const.c (fold_plusminus_mult_expr): Do not fold
3724 i * 4 + 2 to (i * 2 + 1) * 2.
3726 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3729 * c-parser.c (c_parser_asm_statement): Skip until close paren and
3730 return if c_parser_asm_string_literal returned NULL.
3732 2009-04-01 Nick Clifton <nickc@redhat.com>
3734 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
3736 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
3737 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
3738 other typedefs to avoid conflicts with libgcc2.c. Define labels
3739 to gain 16-bit bit-manipulation functions from libgcc2.c and then
3741 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
3742 to gain 16-bit trapping arithmetic functions from libgcc2.c and
3745 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
3747 * varasm.c (default_function_rodata_section): Declare DOT as
3750 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
3751 Andrey Galkin <agalkin@hypercom.com>
3754 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
3755 Make object_name unique for each process.
3757 2009-04-01 Jakub Jelinek <jakub@redhat.com>
3760 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
3761 addressable variables in the parallel that could go out of scope while
3762 running queued tasks.
3764 2009-04-01 Anatoly Sokolov <aesok@post.ru>
3766 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
3767 (CASE_VALUES_THRESHOLD): Redefine.
3768 * config/avr/avr.c (avr_override_options): Remove initialization of
3769 avr_case_values_threshold variable.
3770 (avr_case_values_threshold): Remove variable. Add new function.
3771 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
3772 * config/avr/avr.opt (mno-tablejump): Remove option.
3773 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
3775 2009-04-01 DJ Delorie <dj@redhat.com>
3777 * varasm.c (default_function_rodata_section): Don't assume
3778 anything about where the first '.' in the section name is.
3780 2009-04-01 Alan Modra <amodra@bigpond.net.au>
3782 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
3783 rs6000_emit_stack_tie.
3785 2009-03-31 Ian Lance Taylor <iant@google.com>
3787 * tree-eh.c (tree_remove_unreachable_handlers): Compare
3788 gimple_code with GIMPLE_RESX, not RESX.
3790 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3792 * c-common.c (c_get_ident): New.
3793 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
3795 2009-04-01 Ben Elliston <bje@au.ibm.com>
3797 * config/rs6000/sysv4.opt (msdata): Improve option description.
3799 2009-03-31 Steve Ellcey <sje@cup.hp.com>
3801 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
3802 (divdf3_internal_lat): Remove.
3803 (divxf3_internal_lat): Remove.
3804 (divxf3_internal_thr): Remove.
3805 (divxf): Use divxf3_internal.
3806 * config/ia64/div.md (divsf3_internal_lat): New.
3807 (divdf3_internal_lat): New.
3808 (divxf3_internal): New.
3810 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3813 * Makefile.in (USE_GCC_STDINT): Define.
3814 (stmp-int-hdrs): Install stdint.h if applicable.
3815 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
3817 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
3818 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
3819 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3820 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3821 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3822 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3823 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3824 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3825 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3826 (c_common_nodes_and_builtins): Initialize
3827 underlying_wchar_type_node. Do not initialize
3828 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
3829 nodes for new types.
3830 (c_stddef_cpp_builtins): Define macros for new types.
3831 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
3833 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
3834 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
3835 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
3836 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
3837 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
3838 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
3839 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
3840 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
3841 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
3842 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
3843 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
3844 int16_type_node, int32_type_node, int64_type_node,
3845 uint8_type_node, uint16_type_node, c_uint32_type_node,
3846 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
3847 int_least32_type_node, int_least64_type_node,
3848 uint_least8_type_node, uint_least16_type_node,
3849 uint_least32_type_node, uint_least64_type_node,
3850 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
3851 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
3852 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
3853 uintptr_type_node): Define.
3854 * c-cppbuiltin.c (builtin_define_constants,
3855 builtin_define_type_minmax): New.
3856 (builtin_define_stdint_macros): Define more macros.
3857 (c_cpp_builtins): Define more limit macros.
3859 (builtin_define_type_max): Define in terms of
3860 builtin_define_type_minmax. Remove is_long parameter. All
3862 * config.gcc (use_gcc_stdint): Define.
3863 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
3864 Add newlib-stdint.h for generic targets.
3865 * config/glibc-stdint.h, config/newlib-stdint.h,
3866 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
3867 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
3868 * config/score/score.h (UINTPTR_TYPE): Define.
3869 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3870 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3871 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3872 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3873 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3874 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3875 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3876 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3877 * config/spu/spu.h (STDINT_LONG32): Define.
3878 * configure.ac (use_gcc_stdint): Substitute.
3879 * configure: Regenerate.
3880 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
3881 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
3882 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
3883 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
3884 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
3885 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
3886 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
3887 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
3888 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
3889 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
3890 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
3891 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
3892 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
3893 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
3894 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
3895 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
3896 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
3897 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
3898 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
3899 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
3900 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
3901 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
3902 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
3903 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3904 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3905 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3906 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3907 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3908 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
3910 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
3912 * loop-iv.c (suitable_set_for_replacement): Renamed from
3913 simplify_using_assignment; changed to return bool and to accept new
3914 args DEST and SRC. Return true iff we find a source/destination pair
3915 that can be used to make a replacement, and fill SRC and DEST if so.
3916 Remove arg ALTERED. Don't deal with altered regs here. All callers
3918 (simplify_using_initial_values): Deal with altered regs here and track
3919 more precisely the effect they have on the validity of our expression.
3921 * loop-iv.c (simplify_using_condition): A condition of the form
3922 (EQ REG CONST) can be used to simply make a substitution.
3923 (simplify_using_initial_values): Keep track of conditions we have seen
3924 and keep using them to simplify new expressions, while applying the
3925 same substitutions to them as to the expression.
3927 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3928 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
3931 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
3932 changed. Use this when trying to improve the upper bound.
3933 Generate the comparison by using simplify_gen_relational.
3935 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
3937 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
3939 (simplify_using_assignment, simplify_using_initial_values): Call
3940 replace_in_expr to make replacements. Call replace_single_def_regs
3941 once on the initial version of the expression.
3943 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3946 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
3948 2009-03-31 Richard Guenther <rguenther@suse.de>
3951 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
3952 equality comparisons. Fold C - X CMP X if C % 2 == 1.
3954 2009-03-31 Richard Guenther <rguenther@suse.de>
3956 * tree.h (div_if_zero_remainder): Declare.
3957 * fold-const.c (div_if_zero_remainder): Export.
3958 * tree-ssa-forwprop.c
3959 (forward_propagate_addr_into_variable_array_index): Handle
3960 constant array index addition outside of the variable index.
3962 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3965 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
3966 define_splits, floatunssi<mode>2): Require x87 conversions from
3967 DImode to be permitted.
3969 2009-03-31 Joseph Myers <joseph@codesourcery.com>
3971 PR preprocessor/15638
3972 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
3974 2009-03-31 Richard Guenther <rguenther@suse.de>
3978 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
3979 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
3980 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
3981 a separate statement.
3982 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
3983 (lookup_tmp_var): Likewise.
3984 (is_gimple_formal_tmp_or_call_rhs): Remove.
3985 (is_gimple_reg_or_call_rhs): Rename to ...
3986 (is_gimple_reg_rhs_or_call): ... this.
3987 (is_gimple_mem_or_call_rhs): Rename to ...
3988 (is_gimple_mem_rhs_or_call): ... this.
3989 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
3990 DECL_GIMPLE_REG_P only if is_formal is true.
3991 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
3992 for non-proper post-modify expression gimplification.
3993 (gimplify_self_mod_expr): For post-modify expressions gimplify
3994 the lvalue to a minimal lvalue.
3995 (rhs_predicate_for): Remove formal temp case.
3996 (gimplify_modify_expr_rhs): Likewise.
3997 (gimplify_addr_expr): Use is_gimple_reg.
3998 (gimplify_expr): Remove formal temp cases.
3999 (gimple_regimplify_operands): Likewise.
4000 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4001 and FILTER_EXPR like constants.
4002 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4004 (is_gimple_formal_tmp_rhs): Remove.
4005 (is_gimple_reg_rhs): Remove special casing.
4006 (is_gimple_mem_rhs): Fix.
4007 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4008 (is_gimple_formal_tmp_var): Remove.
4009 (is_gimple_formal_tmp_reg): Likewise.
4010 (is_gimple_min_lval): Allow invariant component ref parts.
4011 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4012 is_gimple_formal_tmp_reg): Remove declarations.
4013 * tree-cfg.c (verify_expr): Verify that variables with address
4014 taken do not have DECL_GIMPLE_REG_P set.
4015 * tree-mudflap.c (mf_build_check_statement_for): Use
4016 force_gimple_operand instead of gimplify_expr.
4018 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4020 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4021 schedulable rows to compute_split_row.
4023 2009-03-31 Ben Elliston <bje@au.ibm.com>
4026 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4029 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4031 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4032 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4033 * configure: Regenerate.
4034 * config.in: Regenerate.
4035 * config/rs6000/rs6000.opt (mtls-markers): Add.
4036 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4037 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4038 (tls_ld_aix, tls_ld_sysv): Likewise.
4039 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4040 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4042 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4044 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4046 2009-03-30 Jan Hubicka <jh@suse.cz>
4048 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4050 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4051 detection and label handling.
4053 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4055 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4056 left_conflicts_size.
4057 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4058 ALLOCNO_LEFT_CONFLICTS_SIZE.
4060 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4061 remove_allocno_from_bucket_and_push,
4062 allocno_spill_priority_compare, push_allocnos_to_stack,
4063 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4064 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4065 (setup_allocno_left_conflicts_num): Ditto. Rename to
4066 setup_allocno_left_conflicts_size.
4067 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4068 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4069 setup_allocno_left_conflicts_size instead of
4070 setup_allocno_left_conflicts_num.
4072 * ira-build.c (ira_create_allocno): Use
4073 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4074 ALLOCNO_LEFT_CONFLICTS_NUM.
4076 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4078 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4079 instead of DF_LR_OUT.
4081 * ira-lives.c (process_bb_node_lives): Ditto.
4083 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4084 instead of DF_LR_{OUT,IN}.
4086 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4088 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4090 2009-03-30 Jan Hubicka <jh@suse.cz>
4092 * except.c (label_to_region_map): Fix thinko.
4094 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4097 * tree.h (tree_find_value): New declaration.
4098 * tree.c (tree_find_value): New function.
4099 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4101 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4104 * c-decl.c (struct c_binding): Add locus field.
4105 (bind): Add locus argument, set locus field from it.
4106 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4107 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4108 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4109 implicitly_declare, undeclared_variable, lookup_label,
4110 declare_label, c_make_fname_decl, c_builtin_function,
4111 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4114 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/i386.c (classify_argument): Check total size of
4120 2009-03-30 Martin Jambor <mjambor@suse.cz>
4122 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4123 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4124 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4127 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4128 seen_variable_array_ref while also traversing a union.
4130 * tree-inline.c (optimize_inline_calls): Do not call
4131 cgraph_node_remove_callees.
4132 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4133 (pass_remove_cgraph_callee_edges): New variable.
4134 * passes.c (init_optimization_passes): Add
4135 pass_remove_cgraph_callee_edges after early inlining and before all
4136 late intraprocedural passes.
4138 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4142 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4145 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4147 * combine.c (simplify_comparison): Use have_insn_for.
4148 * dojump.c (do_jump): Likewise.
4150 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4152 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4153 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4154 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4155 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4156 instead of sparc_compare_emitted.
4157 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4158 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4159 instead of sparc_compare_emitted.
4161 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4163 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4164 enter/exit cfglayout mode.
4165 (pass_partition_block): Require it.
4166 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4167 (combine_instructions): Track basic blocks instead of labels.
4168 (update_cfg_for_uncondjump): New.
4169 (try_combine): Use it. Update jumps after rescanning.
4170 (pass_combine): Require PROP_cfglayout.
4171 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4173 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4175 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4176 Provide/destroy PROP_cfglayout respectively.
4177 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4178 * tree-pass.h (PROP_cfglayout): New.
4180 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4182 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4183 fold_convert_const_fixed_from_fixed,
4184 fold_convert_const_fixed_from_int,
4185 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4186 set TREE_CONSTANT_OVERFLOW.
4187 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4188 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4190 2009-03-30 Ira Rosen <irar@il.ibm.com>
4192 * tree-vect-loop-manip.c: New file.
4193 * tree-vectorizer.c: Update documentation and included files.
4194 (vect_loop_location): Make extern.
4195 (rename_use_op): Move to tree-vect-loop-manip.c
4196 (rename_variables_in_bb, rename_variables_in_loop,
4197 slpeel_update_phis_for_duplicate_loop,
4198 slpeel_update_phi_nodes_for_guard1,
4199 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4200 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4201 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4202 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4203 find_loop_location): Likewise.
4204 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4205 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4206 get_vectype_for_scalar_type, vect_is_simple_use,
4207 supportable_widening_operation, supportable_narrowing_operation):
4209 (bb_in_loop_p): Move to tree-vect-loop.c.
4210 (new_loop_vec_info, destroy_loop_vec_info,
4211 reduction_code_for_scalar_code, report_vect_op,
4212 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4213 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4214 (vect_supportable_dr_alignment): Likewise.
4215 * tree-vectorizer.h (tree-data-ref.h): Include.
4216 (vect_loop_location): Declare.
4217 Reorganize function declarations according to the new file structure.
4218 * tree-vect-loop.c: New file.
4219 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4220 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4221 * tree-vect-data-refs.c: New file.
4222 * tree-vect-patterns.c (timevar.h): Don't include.
4223 * tree-vect-stmts.c: New file.
4224 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4225 tree-vect-slp.c, tree-vect-loop.c.
4226 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4227 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4228 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4229 (tree-vect-analyze.o): Remove.
4230 (tree-vect-transform.o): Likewise.
4231 (tree-vect-data-refs.o): Add rule.
4232 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4233 tree-vect-slp.o): Likewise.
4234 (tree-vect-patterns.o): Remove redundant dependencies.
4235 (tree-vectorizer.o): Likewise.
4236 * tree-vect-slp.c: New file.
4238 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4240 * optc-gen.awk: Warn if an option flag has multiple different
4243 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4245 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4246 -floop-block): Document dependences on PPL, CLooG and Graphite.
4248 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4250 PR rtl-optimization/323
4251 * c-common.c (c_fully_fold, convert_and_check,
4252 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4253 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4254 * c-common.def (EXCESS_PRECISION_EXPR): New.
4255 * c-cppbuiltin.c (builtin_define_float_constants): Define
4256 constants with enough digits for long double.
4257 * c-lex.c (interpret_float): Interpret constant with excess
4258 precision where appropriate.
4259 * c-opts.c (c_common_post_options): Set
4260 flag_excess_precision_cmdline. Give an error for
4261 -fexcess-precision=standard for C++ for processors where the
4262 option is significant.
4263 * c-parser.c (c_parser_conditional_expression): Handle excess
4264 precision in condition.
4265 * c-typeck.c (convert_arguments): Handle arguments with excess
4267 (build_unary_op): Move excess precision outside operation.
4268 (build_conditional_expr): Likewise.
4269 (build_compound_expr): Likewise.
4270 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4271 (build_modify_expr): Handle excess precision in RHS.
4272 (convert_for_assignment): Handle excess precision in converted
4274 (digest_init, output_init_element, process_init_element): Handle
4275 excess precision in initializer.
4276 (c_finish_return): Handle excess precision in return value.
4277 (build_binary_op): Handle excess precision in operands and add
4278 excess precision as needed for operation.
4279 * common.opt (-fexcess-precision=): New option.
4280 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4281 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4282 For standard excess precision, output explicit conversion to and
4283 truncation from XFmode.
4284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4285 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4286 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4287 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4288 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4289 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4290 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4291 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4292 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4293 define_splits, sqrt<mode>2): Disable where appropriate for
4294 standard excess precision.
4295 * convert.c (convert_to_real): Do not shorten arithmetic to type
4296 for which excess precision would be used.
4297 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4298 * doc/invoke.texi (-fexcess-precision=): Document option.
4299 (-mfpmath=): Correct index entry.
4300 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4301 flag_excess_precision): New.
4302 * langhooks.c (lhd_post_options): Set
4303 flag_excess_precision_cmdline.
4304 * opts.c (common_handle_option): Handle -fexcess-precision=.
4305 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4306 init_excess_precision): New.
4307 (lang_dependent_init_target): Call init_excess_precision.
4308 * tree.c (excess_precision_type): New.
4309 * tree.h (excess_precision_type): Declare.
4311 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4314 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4315 non-lvalue to component.
4317 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4319 PR preprocessor/34695
4320 * Makefile.in (c-opts.o): Depend on c-tree.h.
4321 * c-common.c: Move down include of diagnostic.h.
4322 (done_lexing, c_cpp_error): New.
4323 * c-common.h (done_lexing): Declare.
4324 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4326 * c-opts.c: Include c-tree.h.
4327 (c_common_init_options): Set preprocessor error callback.
4328 (c_common_handle_option): Do not set preprocessor
4329 inhibit_warnings, warnings_are_errors, warn_system_headers,
4330 pedantic_errors or inhibit_warnings flags.
4331 (c_common_post_options): Do not check cpp_errors (parse_in).
4332 (c_common_finish): Do not output dependencies if there were
4333 errors. Do not check return value of cpp_finish.
4334 * c-ppoutput.c (pp_file_change): Set input_location.
4335 * c-tree.h (c_cpp_error): Declare.
4336 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4338 (diagnostic_build_prefix): Check override_column.
4339 * diagnostic.h (diagnostic_info): Add override_column field.
4340 (diagnostic_override_column): Define.
4342 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4344 * c-common.c (c_expand_expr, c_staticp): Remove.
4345 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4346 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4347 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4348 * c-gimplify.c (gimplify_compound_literal_expr,
4349 optimize_compound_literals_in_ctor): Remove.
4350 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4351 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4352 * c-semantics.c (emit_local_var): Remove.
4354 * langhooks-def.h (lhd_expand_expr): Remove.
4355 * langhooks.c (lhd_expand_expr): Remove.
4356 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4358 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4359 handling from c-semantics.c; don't call into langhook.
4360 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4361 * gimplify.c (gimplify_compound_literal_expr,
4362 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4363 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4364 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4365 as was done in c-gimplify.c.
4366 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4367 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4368 Move from c-common.h.
4369 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4371 * tree.c (staticp): Do not call langhook.
4372 * langhooks.c (lhd_staticp): Delete.
4373 * langhooks-def.h (lhd_staticp): Delete prototype.
4374 (LANG_HOOKS_STATICP): Delete.
4375 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4377 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4378 instead of DECL_STMTs.
4380 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4388 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
4390 (fold_call_expr): Return a NOP_EXPR from folding rather than the
4391 contained expression.
4392 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
4393 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
4394 conditional expressions for C.
4395 (decl_constant_value_for_optimization): Move from
4396 decl_constant_value_for_broken_optimization in c-typeck.c. Check
4397 whether optimizing and that the expression is a VAR_DECL not of
4398 array type instead of doing such checks in the caller. Do not
4399 check pedantic. Call gcc_unreachable for C++.
4400 * c-common.def (C_MAYBE_CONST_EXPR): New.
4401 * c-common.h (c_fully_fold, c_save_expr,
4402 decl_constant_value_for_optimization): New prototypes.
4403 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4404 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4405 EXPR_INT_CONST_OPERANDS): Define.
4406 * c-convert.c (convert): Strip nops from expression.
4407 * c-decl.c (groktypename): Take extra parameters expr and
4408 expr_const_operands. Update call to grokdeclarator.
4409 (start_decl): Update call to grokdeclarator. Add statement for
4410 expressions used in type of decl.
4411 (grokparm): Update call to grokdeclarator.
4412 (push_parm_decl): Update call to grokdeclarator.
4413 (build_compound_literal): Add parameter non_const and build a
4414 C_MAYBE_COSNT_EXPR if applicable.
4415 (grokdeclarator): Take extra parameters expr and
4416 expr_const_operands. Track expressions used in declaration
4417 specifiers and declarators. Fold array sizes and track whether
4418 they are constant expressions and whether they are integer
4419 constant expressions.
4420 (parser_xref_tag): Set expr and expr_const_operands fields in
4422 (grokfield): Update call to grokdeclarator.
4423 (start_function): Update call to grokdeclarator.
4424 (build_null_declspecs): Set expr and expr_const_operands fields in
4426 (declspecs_add_type): Handle expressions in typeof specifiers.
4427 * c-parser.c (c_parser_declspecs): Set expr and
4428 expr_const_operands fields for declaration specifiers.
4429 (c_parser_enum_specifier): Likewise.
4430 (c_parser_struct_or_union_specifier): Likewise.
4431 (c_parser_typeof_specifier): Likewise. Update call to
4432 groktypename. Fold expression as needed. Return expressions with
4433 type instead of adding statements.
4434 (c_parser_attributes): Update calls to c_parser_expr_list.
4435 (c_parser_statement_after_labels): Fold expression before passing
4436 to objc_build_throw_stmt.
4437 (c_parser_condition): Fold expression.
4438 (c_parser_asm_operands): Fold expression.
4439 (c_parser_conditional_expression): Use c_save_expr. Update call
4440 to build_conditional_expr.
4441 (c_parser_alignof_expression): Update call to groktypename.
4442 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
4443 original_code. Fold expression argument of va_arg. Create
4444 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
4445 argument to va_arg. Update calls to groktypename. Fold array
4446 index for offsetof. Verify that first argument to
4447 __builtin_choose_expr has integer type.
4448 (c_parser_postfix_expression_after_paren_type): Update calls to
4449 groktypename and build_compound_literal. Handle expressions with
4450 side effects in type name.
4451 (c_parser_postfix_expression_after_primary): Update call to
4452 c_parser_expr_list. Set original_code for calls to
4453 __builtin_constant_p.
4454 (c_parser_expr_list): Take extra parameter fold_p. Fold
4455 expressions if requested.
4456 (c_parser_objc_type_name): Update call to groktypename.
4457 (c_parser_objc_synchronized_statement): Fold expression.
4458 (c_parser_objc_receiver): Fold expression.
4459 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
4460 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
4461 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
4462 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
4463 (struct c_typespec): Add elements expr and expr_const_operands.
4464 (struct c_declspecs): Add elements expr and expr_const_operands.
4465 (groktypename, build_conditional_expr, build_compound_literal):
4467 (in_late_binary_op): Declare.
4468 * c-typeck.c (note_integer_operands): New function.
4469 (in_late_binary_op): New variable.
4470 (decl_constant_value_for_broken_optimization): Move to c-common.c
4471 and rename to decl_constant_value_for_optimization.
4472 (default_function_array_conversion): Do not strip nops.
4473 (default_conversion): Do not call
4474 decl_constant_value_for_broken_optimization.
4475 (build_array_ref): Do not fold result.
4476 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
4477 result when operand is a VLA.
4478 (c_expr_sizeof_type): Update call to groktypename. Handle
4479 expressions included in type name. Use C_MAYBE_CONST_EXPR for
4480 result when operand names a VLA type.
4481 (build_function_call): Update call to build_compound_literal.
4482 Only fold result for calls to __builtin_* functions. Strip
4483 NOP_EXPR from INTEGER_CST returned from such functions. Fold
4484 the function designator.
4485 (convert_arguments): Fold arguments. Update call to
4486 convert_for_assignment.
4487 (build_unary_op): Handle increment and decrement of
4488 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
4489 decrement earlier. Fold operand of increment and decrement.
4490 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
4491 built for integer operand. Wrap returns that are INTEGER_CSTs
4492 without being integer constant expressions or that have integer
4493 constant operands without being INTEGER_CSTs.
4494 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
4495 (build_conditional_expr): Add operand ifexp_bcp. Track whether
4496 result is an integer constant expression or can be used in
4497 unevaluated parts of one and avoid folding and wrap as
4498 appropriate. Fold operands before possibly doing -Wsign-compare
4500 (build_compound_expr): Wrap result for C99 if operands can be used
4501 in integer constant expressions.
4502 (build_c_cast): Update call to digest_init. Do not ignore
4503 overflow from casting floating-point constants to integers. Wrap
4504 results that could be confused with integer constant expressions,
4505 null pointer constants or floating-point constants.
4506 (c_cast_expr): Update call to groktypename. Handle expressions
4507 included in type name.
4508 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
4509 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
4510 Update calls to convert_for_assignment.
4511 (convert_for_assignment): Take new parameter
4512 null_pointer_constant. Do not strip nops or call
4513 decl_constant_value_for_broken_optimization. Set
4514 in_late_binary_op for conversions to boolean.
4515 (store_init_value): Update call to digest_init.
4516 (digest_init): Take new parameter null_pointer_constant. Do not
4517 call decl_constant_value_for_broken_optimization. pedwarn for
4518 initializers not constant expressions. Update calls to
4519 convert_for_assignment.
4520 (constructor_nonconst): New.
4521 (struct constructor_stack): Add nonconst element.
4522 (really_start_incremental_init, push_init_level, pop_init_level):
4523 Handle constructor_nonconst and nonconst element.
4524 (set_init_index): Call constant_expression_warning for array
4526 (output_init_element): Fold value. Set constructor_nonconst as
4527 applicable. pedwarn for initializers not constant expressions.
4528 Update call to digest_init. Call constant_expression_warning
4529 where constant initializers are required.
4530 (process_init_element): Use c_save_expr.
4531 (c_finish_goto_ptr): Fold expression.
4532 (c_finish_return): Fold return value. Update call to
4533 convert_for_assignment.
4534 (c_start_case): Fold switch expression.
4535 (c_process_expr_stmt): Fold expression.
4536 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
4537 ensure statement expression is not evaluated in constant expression.
4538 (build_binary_op): Track whether results are integer constant
4539 expressions or may occur in such, disable folding and wrap results
4540 as applicable. Fold operands for -Wsign-compare warnings unless
4542 (c_objc_common_truthvalue_conversion): Handle results folded to
4543 integer constants that are not integer constant expressions.
4544 * doc/extend.texi: Document when typeof operands are evaluated,
4545 that condition of __builtin_choose_expr is an integer constant
4546 expression, and more about use of __builtin_constant_p in
4549 2009-03-29 Richard Guenther <rguenther@suse.de>
4551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
4552 propagate addresses of array references.
4554 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
4556 * regmove.c (perhaps_ends_bb_p): Remove.
4557 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
4558 from INSN and check that the main loop stays within that basic block.
4559 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
4560 (regmove_forward_pass): Split out from regmove_optimize. Use
4561 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
4562 (regmove_backward_pass): Split out from regmove_optimize. Use
4563 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
4564 (regmove_optimize): Simplify.
4566 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4569 * config/i386/i386.c (classify_argument): Ignore flexible array
4570 member in struct and warn ABI change.
4572 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
4574 * config/i386/i386-protos.h (ix86_agi_dependent): New.
4576 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
4577 (ix86_adjust_cost): Updated.
4579 2009-03-29 Jan Hubicka <jh@suse.cz>
4582 * tree-pass.h (pass_cleanup_eh): New function.
4583 (remove_unreachable_regions): Break code handling RTL
4584 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
4585 that can not be reached by runtime.
4586 (can_be_reached_by_runtime): New function.
4587 (label_to_region_map): New function.
4588 (num_eh_regions): New function.
4589 (rtl_remove_unreachable_regions): New function.
4590 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
4591 (remove_eh_region): New function.
4592 * except.h: Include sbitmap and vecprim.
4593 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
4594 num_eh_regions): Declare.
4595 * passes.c (init_optimization_passes): Schedule cleanup_eh.
4596 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
4597 * tree-eh.c (tree_remove_unreachable_handlers): New function.
4598 (tree_empty_eh_handler_p): New function.
4599 (cleanup_empty_eh): New function.
4600 (cleanup_eh): New function.
4601 (pass_cleanup_eh): New function.
4603 2009-03-29 Jan Hubicka <jh@suse.cz>
4605 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
4606 for removed regions.
4608 2009-03-29 Jan Hubicka <jh@suse.cz>
4610 * except.c (dump_eh_tree): Dump all datastructures.
4612 2009-03-29 Jan Hubicka <jh@suse.cz>
4614 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
4615 (duplicate_eh_regions_1): Likewise.
4616 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
4617 vector; call EH verification.
4618 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4619 Be ready for region being removed.
4621 2009-03-29 Jan Hubicka <jh@suse.cz>
4623 * bitmap.c (bitmap_last_set_bit): New function.
4624 * bitmap.h (bitmap_last_set_bit): Declare.
4626 2009-03-29 David Ayers <ayers@fsfe.org>
4629 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
4630 by calling objc_compare_types and surpress warnings about
4631 incompatible C pointers that are compatible ObjC pointers.
4633 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
4635 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
4636 call initialize_inline_failed.
4637 (initialize_inline_failed): Move it from here ...
4638 * cgraph.c (initialize_inline_failed): ... to here.
4639 (cgraph_create_edge): Call initialize_inline_failed rather than
4640 setting inline_failed directly.
4642 2009-03-29 Ben Elliston <bje@au.ibm.com>
4645 * sysv4.opt (msdata): Improve comment.
4646 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
4647 * sysv4.h (SVR4_ASM_SPEC): Likewise.
4649 2009-03-29 Ben Elliston <bje@au.ibm.com>
4652 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
4653 load and store attributes.
4655 2009-03-29 Ben Elliston <bje@au.ibm.com>
4657 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
4658 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
4659 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
4660 * doc/extend.texi (X86 Built-in Functions): Add index entries for
4661 __builtin_infq and __builtin_huge_valq.
4663 2009-03-28 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
4667 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4668 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
4670 2009-03-28 Xinliang David Li <davidxl@google.com>
4672 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
4673 (do_dbg_cnt): New function.
4675 2009-03-28 Jan Hubicka <jh@suse.cz>
4677 Merge from pretty-ipa:
4679 2009-03-27 Jan Hubicka <jh@suse.cz>
4681 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4682 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
4683 * passes.c (function_called_by_processed_nodes_p): New.
4684 * ipa-pure-const.c (check_call): Fix handling of operands.
4685 (analyze_function): Dump debug output for skipped bodies.
4686 (local_pure_const): Use function_called_by_processed_nodes_p.
4687 * dwarf2out.c (reference_to_unused): Use output.
4688 * passes.c (do_per_function_toporder): Likewise.
4690 2008-11-12 Jan Hubicka <jh@suse.cz>
4692 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
4693 * ipa-pure-const.c (funct_state_d): Add can throw field; make
4694 state_set_in_source enum
4695 (check_decl): Ignore memory tags; do not set fake looping flags;
4697 (check_operand, check_tree, check_rhs_var, check_lhs_var,
4698 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
4699 (check_call, analyze_function): Rewrite.
4701 (add_new_function): Update call of analyze_function.
4702 (generate_summary): Add call of analyze_function.
4703 (propagate): Propagate can_throw; handle state_set_in_source correctly.
4704 (local_pure_const): New function.
4705 (pass_local_pure_const): New pass.
4706 * ipa-inline.c (inline_transform): Set after_inlining.
4707 * tree-eh.c (stmt_can_throw_external): New.
4708 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
4709 work with aliasing built.
4710 * tree-flow.h (stmt_can_throw_external): New.
4711 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
4712 and local pure/const pass in early and late optimization queue.
4714 2009-03-28 Martin Jambor <mjambor@suse.cz>
4716 * fold-const.c (get_pointer_modulus_and_residue): New parameter
4718 (fold_binary): Allow function decl aligment consideration is the
4719 second argument is integer constant one.
4720 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
4721 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
4722 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
4724 2009-03-28 Jan Hubicka <jh@suse.cz>
4726 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
4727 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
4728 * function.h (rtl_data): Add nothrow flag.
4729 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
4730 set DECL_NOTHROW for AVAILABLE functions.
4732 2009-03-28 Jakub Jelinek <jakub@redhat.com>
4734 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
4735 following vector keyword has expansion starting with pixel or bool
4736 keyword, expand vector to __vector and pixel or bool to __pixel or
4740 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
4741 warn_if_disallowed_function_p): Removed.
4742 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
4743 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
4744 warning_if_disallowed_function_p.
4745 * flags.h (warn_if_disallowed_function_p,
4746 warn_disallowed_functions): Removed.
4747 * common.opt (Wdisallowed-function-list=): Removed.
4748 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
4750 2009-03-28 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/38723
4753 * tree-ssa-pre.c (compute_avail): Add all default definitions to
4756 2009-03-28 Jan Hubicka <jh@suse.cz>
4758 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
4759 test introduced by my previous patch.
4761 2009-03-28 Richard Guenther <rguenther@suse.de>
4763 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
4764 the PHIs value undefined.
4766 2009-03-28 Jan Hubicka <jh@suse.cz>
4768 * tree-pass.h (pass_fixup_cfg): New pass.
4769 * ipa-inline.c (inline_transform): Set
4770 always_inline_functions_inlined/after_inlining.
4771 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
4772 (pass_fixup_cfg): New pass.
4773 * passes.c (init_optimization_passes): Add fixup_cfg.
4775 2009-03-28 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/38458
4778 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
4779 argument use the arguments copy-of value.
4781 2009-03-28 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/38180
4784 * tree-ssa-ccp.c (get_default_value): Simplify.
4785 (likely_value): Likewise.
4786 (surely_varying_stmt_p): Properly handle VOP case.
4787 (ccp_initialize): Likewise.
4788 (ccp_fold): Handle propagating through *&.
4789 (fold_const_aggregate_ref): Also handle decls.
4791 2009-03-28 Jan Hubicka <jh@suse.cz>
4793 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
4794 * cgraph.h (cgraph_node): Likewise.
4795 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
4796 (cgraph_reset_node): Use process flag.
4797 (cgraph_mark_functions_to_output): Likewise.
4798 (cgraph_expand_function): Likewise.
4799 (cgraph_expand_all_functions): Likewise.
4800 (cgraph_output_in_order): Likewise.
4801 * dwarf2out.c (reference_to_unused): Likewise.
4802 * passes.c do_per_function_toporder): Likewise.
4804 2009-03-28 Jan Hubicka <jh@suse.cz>
4806 Bring from lto-branch:
4808 2008-09-03 Doug Kwan <dougkwan@google.com>
4810 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
4811 enums instead of reason strings.
4812 * cgraph.c (cgraph_create_edge): Same.
4813 (cgraph_inline_failed_string): New function.
4814 * cgraph.h (cgraph_inline_failed_t): New enum type.
4815 (cgraph_inline_failed_string): New prototype.
4816 (struct cgraph_edge): Change type of INLINED_FAILED from constant
4817 char pointer to cgraph_inline_failed_t.
4818 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
4819 (cgraph_default_inline_p): Ditto.
4820 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
4821 to cgraph_inline_failed_t pointer.
4822 * cif-code.def: New file.
4823 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
4825 (cgraph_check_inline_limits): Change type of REASON to pointer to
4826 cgraph_inline_failed_t. Replace reason strings with enums.
4827 (cgraph_default_inline_p): Ditto.
4828 (cgraph_recursive_inlining_p): Ditto.
4829 (update_caller_keys): Change type of FAILED_REASON to
4830 cgraph_inline_failed_t.
4831 (cgraph_set_inline_failed): Change type of REASON to pointer to
4832 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
4833 convert enums to strings for text output.
4834 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
4835 to be of type cgraph_inline_failed_t. Replace reason strings with
4836 enums. Call cgraph_inline_failed_string to covert enums
4837 to strings for text output.
4838 (cgraph_decide_inlining): Replace reason strings with enums.
4839 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
4840 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
4842 * tree-inline.c (expand_call_inline): Change type of REASON
4843 to cgraph_inline_failed_t. Replace reason strings with enums.
4844 Call cgraph_inline_failed_string for text output.
4845 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
4848 2009-03-28 Jan Hubicka <jh@suse.cz>
4850 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
4851 cgraph_clone_node): Remove master clone handling.
4852 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4853 * cgraph.h (master_clone): Remove.
4854 (cgraph_is_master_clone, cgraph_master_clone): Remove.
4855 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
4856 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
4858 2009-03-28 Jan Hubicka <jh@suse.cz>
4860 * cgraph.c (cgraph_function_body_availability): Functions declared
4861 inline are always safe to assume that it is not going to be replaced.
4863 2009-03-28 Richard Guenther <rguenther@suse.de>
4865 PR tree-optimization/38513
4866 * tree-ssa-pre.c (eliminate): Remove redundant stores.
4867 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4868 EXC_PTR_EXPR and FILTER_EXPR.
4869 (get_ref_from_reference_ops): Likewise.
4871 2009-03-28 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/38968
4874 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4875 Use FLOOR_MOD_EXPR to compute misalignment.
4877 2009-03-28 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/37795
4880 * tree.h (combine_comparisons): Declare.
4881 * fold-const.c (combine_comparisons): Export.
4882 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
4884 (ifcombine_iforif): Use combine_comparisons.
4886 2009-03-28 Jan Hubicka <jh@suse.cz>
4888 * tree-eh.c (inlinable_call_p): New function.
4889 (make_eh_edges): Use it.
4890 (verify_eh_edges): Use it.
4891 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
4892 * except.c (reachable_next_level): Add inlinable_function argument
4893 (sjlj_find_directly_reachable_regions): Update.
4894 (add_reachable_handler): Do not set saw_any_handlers.
4895 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
4896 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
4897 Add new inlinable call parameter.
4898 (can_throw_internal, can_throw_external): Update.
4899 * except.h (can_throw_internal_1, can_throw_external_1,
4900 foreach_reachable_handler): Update declaration.
4902 2009-03-28 Joseph Myers <joseph@codesourcery.com>
4904 * config/arm/t-arm-coff, config/h8300/coff.h,
4905 config/i386/i386-aout.h, config/i386/i386-coff.h,
4906 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
4907 config/pdp11/2bsd.h, config/rs6000/aix41.h,
4908 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
4909 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
4910 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
4911 sys-types.h: Remove.
4912 * Makefile.in: Remove protoize and fixproto support and references
4914 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
4915 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
4917 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
4918 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
4919 unprotoize$(exeext).
4920 (rest.encap): Don't depend on $(STMP_FIXPROTO)
4921 (.PHONY): Don't depend on proto.
4922 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
4923 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
4924 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
4925 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
4926 build/gen-protos.o, build/scan.o, xsys-protos.h,
4927 build/fix-header$(build_exeext), build/fix-header.o,
4928 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
4929 stmp-install-fixproto): Remove.
4930 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
4931 SYSCALLS.c or fixproto files.
4932 (install-common): Don't install protoize.
4933 (install-headers-tar, install-headers-cpio, install-headers-cp):
4934 Don't depend on $(STMP_FIXPROTO).
4935 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
4936 install fixproto files or write out fixproto settings.
4937 (uninstall): Don't uninstall protoize.
4938 * config.gcc (use_fixproto): Remove.
4939 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
4940 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
4941 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
4942 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
4943 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
4944 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
4945 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
4946 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
4947 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
4948 * config/t-vxworks (STMP_FIXPROTO): Remove.
4949 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
4950 STMP_FIXPROTO): Remove.
4951 * config.in, configure: Regenerate.
4952 * crtstuff.c (gid_t, uid_t): Don't undefine.
4953 * doc/install.texi: Change m68k-coff to m68k-elf in example.
4954 (arm-*-coff, arm-*-aout: Remove target entries.
4955 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
4956 Remove mention of AIX 4.1.
4957 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
4958 * doc/invoke.texi (Running Protoize): Remove.
4959 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
4960 (Protoize Caveats): Remove.
4961 * tsystem.h: Update comments on headers assumed to exist.
4963 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
4965 * genautomata.c: Add a new year to the copyright. Add a new
4967 (struct insn_reserv_decl): Add comments for member bypass_list.
4968 (find_bypass): Remove.
4969 (insert_bypass): New.
4970 (process_decls): Use insert_bypass.
4971 (output_internal_insn_latency_func): Output all bypasses with the
4972 same input insn in one switch case.
4974 * rtl.def (define_bypass): Describe bypass choice.
4975 * doc/md.texi (define_bypass): Ditto.
4977 2009-03-27 Richard Guenther <rguenther@suse.de>
4979 * gimplify.c (mark_addressable): Export.
4980 * tree-flow.h (mark_addressable): Declare.
4981 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
4982 * tree-ssa.c (verify_phi_args): Verify that address taken
4983 variables have TREE_ADDRESSABLE set.
4985 2009-03-27 Richard Guenther <rguenther@suse.de>
4987 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
4988 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
4989 Do not mark decls TREE_ADDRESSABLE.
4990 (build_fold_addr_expr): Adjust.
4991 (fold_addr_expr): Remove.
4992 (fold_unary): Use build_fold_addr_expr.
4993 (fold_comparison): Likewise.
4994 (split_address_to_core_and_offset): Likewise.
4995 * coverage.c (tree_coverage_counter_addr): Mark the array decl
4997 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
4998 (gimplify_modify_expr_to_memcpy): Mark source and destination
5000 * omp-low.c (create_omp_child_function): Mark the object decl
5002 (lower_rec_input_clauses): Mark the var we take the address of
5004 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5009 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5010 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5012 2009-03-27 Richard Guenther <rguenther@suse.de>
5014 PR tree-optimization/39120
5015 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5017 (handle_lhs_call): Process return constraints. Add escape
5018 constraints if necessary.
5019 (handle_const_call): Fill out return constraints. Make nested
5020 case more precise. Avoid consttmp if possible.
5021 (handle_pure_call): Fill out return constraints. Avoid
5022 callused if possible.
5023 (find_func_aliases): Simplify call handling.
5025 2009-03-27 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/39120
5028 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5029 as a representative.
5030 (solve_graph): Do propagate CALLUSED.
5031 (handle_pure_call): Use a scalar constraint from CALLUSED for
5033 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5036 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5039 * c-common.c (handle_aligned_attribute): Properly check alignment
5040 overflow. Use (1U << i) instead of (1 << i).
5042 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5044 * expr.h (get_mem_align_offset): Updated.
5046 * tree.h (tree_decl_common): Change align to "unsigned int" and
5047 move it before pointer_alias_set.
5049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5050 Jakub Jelinek <jakub@redhat.com>
5053 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5054 gr_register_operand with gr_reg_or_0_operand.
5055 (cmpxchg_rel_di): Likewise.
5056 (sync_lock_test_and_set<mode>): Likewise.
5058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5060 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5061 (true_regnum): Likewise.
5063 * rtlanal.c (subreg_info): Moved to ...
5064 * rtl.h (subreg_info): Here. New.
5065 (subreg_get_info): New.
5067 * rtlanal.c (subreg_get_info): Make it extern.
5069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5072 * config/i386/i386.c (ix86_abi): New.
5073 (override_options): Handle -mabi=.
5074 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5075 (ix86_call_abi_override): Likewise.
5076 (init_cumulative_args): Likewise.
5077 (function_arg_advance): Likewise.
5078 (function_arg_64): Likewise.
5079 (function_arg): Likewise.
5080 (ix86_pass_by_reference): Likewise.
5081 (ix86_function_value_regno_p): Likewise.
5082 (ix86_build_builtin_va_list_abi): Likewise.
5083 (setup_incoming_varargs_64): Likewise.
5084 (is_va_list_char_pointer): Likewise.
5085 (ix86_init_machine_status): Likewise.
5086 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5087 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5088 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5089 (ix86_function_abi): Make it static and return enum calling_abi.
5090 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5092 (ix86_fn_abi_va_list): Updated.
5094 * config/i386/i386.h (ix86_abi): New.
5095 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5096 (CONDITIONAL_REGISTER_USAGE): Likewise.
5097 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5098 (machine_function): Likewise.
5100 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5102 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5103 (STACK_BOUNDARY): Likewise.
5104 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5106 * config/i386/i386.opt (mabi=): New.
5108 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5109 return enum calling_abi.
5110 (ix86_function_type_abi): Likewise.
5111 (ix86_function_abi): Removed.
5113 * doc/invoke.texi: Document -mabi= option for x86.
5115 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * builtins.c (real_dconstp): Delete.
5118 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5120 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5121 Jakub Jelinek <jakub@redhat.com>
5124 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5125 (gen_subprogram_die): When a function is explicit, generate the
5126 DW_AT_explicit attribute.
5127 * langhooks.h (struct lang_hooks_for_decls): Add
5128 function_decl_explicit_p langhook.
5129 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5130 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5132 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5134 * builtins.c (fold_builtin_memory_op): Optimize memmove
5135 into memcpy if we can prove source and destination don't overlap.
5137 * tree-inline.c: Include gt-tree-inline.h.
5138 (clone_fn_id_num): New variable.
5139 (clone_function_name): New function.
5140 (tree_function_versioning): Use it.
5141 * Makefile.in (GTFILES): Add tree-inline.c.
5143 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5145 * BASE-VER: Change to 4.5.0.
5147 2009-03-27 Xinliang David Li <davidxl@google.com>
5149 PR tree-optimization/39557
5150 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5152 2009-03-27 Xinliang David Li <davidxl@google.com>
5154 PR tree-optimization/39548
5155 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5158 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5160 * c-common.c (pointer_int_sum): Use %wd on return from
5163 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5165 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5166 on return from tree_low_cst.
5168 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5171 * ginclude/stdarg.h (va_copy): Define also for
5172 __GXX_EXPERIMENTAL_CXX0X__.
5174 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5177 * builtins.h (c_strlen): Do not warn here.
5178 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5179 * c-common.c (pointer_int_sum): Take an explicit location.
5180 Warn about offsets out of bounds.
5181 * c-common.h (pointer_int_sum): Adjust declaration.
5183 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5185 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5188 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5191 * opts.c (warn_if_disallowed_function_p): Don't assume
5192 get_callee_fndecl must return non-NULL.
5194 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5196 PR rtl-optimization/39522
5197 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5198 when reg_reloaded_valid is set.
5200 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5202 * config/spu/divv2df3.c: New file.
5203 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5204 (DPBIT_FUNCS): Filter out _div_df.
5206 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5208 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5209 a jump insn, count that jump in the distance to the loop start.
5211 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5214 * config/sh/sh.c (calc_live_regs): Fix condition for global
5215 registers except PIC_OFFSET_TABLE_REGNUM.
5217 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5220 * doc/invoke.texi (-mconsole): New.
5224 (-mnop-fun-dllimport): New.
5228 (sub section "i386 and x86-64 Windows Options"): New.
5230 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5232 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5233 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5235 2009-03-25 Richard Guenther <rguenther@suse.de>
5238 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5241 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5243 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5244 neither of haifa/selective schedulers are working.
5246 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5248 * doc/invoke.texi (Debugging Options): Fix description of
5249 -fno-merge-debug-strings.
5251 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5253 * config/cris/libgcc.ver: New version-script.
5254 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5256 * configure.ac <GAS features, nop mnemonic>: Add pattern
5257 crisv32-*-* for "nop".
5258 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5259 * configure: Regenerate.
5261 2009-03-24 Ira Rosen <irar@il.ibm.com>
5263 PR tree-optimization/39529
5264 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5265 mark_sym_for_renaming for the tag copied to the new vector
5268 2009-03-24 Arthur Loiret <aloiret@debian.org>
5270 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5271 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5272 EXTRA_SPEC_FUNCTIONS.
5273 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5274 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5275 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5276 -march and -mtune options.
5278 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5280 * config/m68k/t-rtems: Add m5329 multilib.
5282 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5283 Jakub Jelinek <jakub@redhat.com>
5286 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5289 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5292 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5293 instead of c_parser_expression_conv, if original_code isn't one of the
5294 4 allowed comparison codes, fail.
5296 2009-03-23 Richard Guenther <rguenther@suse.de>
5298 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5299 * tree.h (struct tree_type): Likewise.
5300 * reload.h (struct insn_chain): Likewise.
5301 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5302 * function.h (struct function): Likewise.
5303 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5305 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5307 PR tree-optimization/39516
5308 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5310 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5312 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5313 should be set true if BITS_PER_WORD of target is bigger than 32
5315 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5317 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5318 Translate -B-options to -rpath-link. Correct existing
5319 rpath-link and conditionalize on !nostdlib.
5321 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5323 * doc/extend.texi (Function Attributes, Variable Attributes):
5325 * doc/invoke.texi (Debugging Options, Optimize Options)
5326 (i386 and x86-64 Options, MCore Options): Likewise.
5328 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5331 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5332 it for block local namespace aliases.
5333 (gen_decl_die): Pass context_die to gen_namespace_die.
5335 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5338 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5339 minimum or maximum value.
5341 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5343 * reginfo.c (globalize_reg): Recompute derived reg sets.
5345 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5348 * libgcc2.c (mprotect): Do not use signed arguments for
5349 VirtualProtect, use DWORD arguments. Also fix the 'may
5350 be used uninitialized' warning for the np variable.
5352 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5355 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5356 functions using regparm calling conventions when not optimizing.
5357 (ix86_function_sseregparm): Similarly for sseregparm calling
5360 2009-03-19 Li Feng <nemokingdom@gmail.com>
5363 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5364 dependence if the first conflict is after niter iterations.
5366 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5369 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5370 functions with dynamic stack-pointer adjustments.
5372 2009-03-19 Ben Elliston <bje@au.ibm.com>
5374 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5375 option; change to -msdata=data.
5377 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5379 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5382 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5385 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5387 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5389 * doc/invoke.texi (Code Gen Options): Expand discussion of
5392 2009-03-18 Jakub Jelinek <jakub@redhat.com>
5394 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
5395 * matrix-reorg.c (struct matrix_info): Likewise.
5396 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
5397 * rtl.h (struct mem_attrs): Likewise.
5398 * df.h (struct df): Likewise.
5399 * tree-data-ref.h (struct data_dependence_relation): Likewise.
5400 * ira-int.h (struct ira_allocno): Likewise.
5401 * df-scan.c (struct df_collection_rec): Likewise.
5402 * ira.c (struct equivalence): Likewise.
5403 * function.c (struct temp_slot): Likewise.
5404 * cfgloop.h (struct loop): Likewise.
5407 * function.c (use_register_for_decl): When not optimizing, disregard
5408 register keyword for variables with types containing methods.
5410 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
5413 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
5414 (is_simple_operand): Call contains_component_ref_p before calling data
5415 reference analysis that would fail on COMPONENT_REFs.
5417 * tree-vrp.c (search_for_addr_array): Fix formatting.
5419 2009-03-18 Richard Guenther <rguenther@suse.de>
5421 * tree-vect-transform.c (vect_loop_versioning): Fold the
5422 generated comparisons.
5423 * tree-vectorizer.c (set_prologue_iterations): Likewise.
5424 (slpeel_tree_peel_loop_to_edge): Likewise.
5426 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5429 * opts.c (print_specific_help): In addition to `undocumented',
5430 accept `separate' and `joined' flags if passed alone. Describe
5431 output by the first matched one of those.
5432 (common_handle_option): Skip over empty strings.
5433 * gcc.c (display_help): Fix help string for `--help='.
5434 * doc/invoke.texi (Option Summary, Overall Options): With
5435 `--help=', classes and qualifiers can both be repeated, but
5436 only the latter can be negated. One should not pass only
5437 negated qualifiers. Fix markup and examples.
5440 2008-10-14 Jakub Jelinek <jakub@redhat.com>
5442 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
5443 and -fhelp=separate.
5445 2009-03-17 Jing Yu <jingyu@google.com>
5448 * function.h (struct rtl_data): Move is_thunk from here...
5449 (struct function): ...to here.
5450 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
5451 * varasm.c (assemble_start_function): Change is_thunk from crtl to
5453 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
5455 (alpha_does_function_need_gp, alpha_start_function): Likewise.
5456 (alpha_output_function_end_prologue): Likewise.
5457 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
5458 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
5459 (rs6000_output_function_epilogue): Likewise.
5460 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
5462 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
5466 from different units in a single alternative.
5467 (*truncdfsf_i387): Ditto.
5468 (*truncxfsf2_mixed): Ditto.
5469 (*truncxfdf2_mixed): Ditto.
5471 2009-03-17 Jakub Jelinek <jakub@redhat.com>
5473 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
5474 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
5477 * tree-ssa-live.c (remove_unused_locals): Don't remove local
5478 unused non-artificial variables when not optimizing.
5481 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
5482 DW_TAG_imported_module even if decl is IMPORTED_DECL with
5483 NAMESPACE_DECL in its DECL_INITIAL.
5486 * optabs.c (set_user_assembler_libfunc): New function.
5487 * expr.h (set_user_assembler_libfunc): New prototype.
5488 * c-common.c: Include libfuncs.h.
5489 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
5490 for memcmp, memset, memcpy, memmove and abort.
5491 * Makefile.in (c-common.o): Depend on libfuncs.h.
5494 * dwarf2out.c (gen_inlined_enumeration_type_die,
5495 gen_inlined_structure_type_die, gen_inlined_union_type_die,
5496 gen_tagged_type_instantiation_die): Removed.
5497 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
5500 2009-03-17 Janis Johnson <janis187@us.ibm.com>
5503 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
5505 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
5506 (check-parallel-%): Ditto.
5507 (check-consistency): Ditto.
5509 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
5511 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
5512 local variable rhs by NULL_TREE.
5514 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5517 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
5519 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
5524 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
5527 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
5528 for ms->sysv ABI calls only in 64bit mode.
5530 * config/i386/i386.md (untyped_call): Support 32bit.
5532 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
5534 * doc/extend.texi: Replace x86_65 with x86_64.
5536 2009-03-16 Jakub Jelinek <jakub@redhat.com>
5538 PR tree-optimization/39455
5539 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
5540 mismatches for POINTER_TYPE_P (type).
5541 (number_of_iterations_le): Likewise.
5543 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5545 * config/picochip/picochip.c: Removed profiling support.
5546 * config/picochip/picochip.md: Removed profiling instruction.
5547 * config/picochip/picochip.h: Removed profiling builtin.
5549 2009-03-16 Joseph Myers <joseph@codesourcery.com>
5551 * doc/install.texi (--with-host-libstdcxx): Document.
5553 2009-03-14 Anatoly Sokolov <aesok@post.ru>
5556 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
5557 generate a warning if the function name does not begin with
5558 "__vector" and the function has either the 'signal' or 'interrupt'
5559 attribute, from here to ...
5560 (avr_declare_function_name): ...here. New function.
5561 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
5562 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
5564 2009-03-14 Jakub Jelinek <jakub@redhat.com>
5567 * cse.c (fold_rtx): Don't modify original const_arg1 when
5568 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
5569 separate variable instead.
5570 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
5571 from out of range shift counts.
5572 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
5574 2009-03-13 Catherine Moore <clm@codesourcery.com>
5576 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
5577 diagnostic.h with $(DIAGNOSTIC_H).
5579 2009-03-12 Jakub Jelinek <jakub@redhat.com>
5582 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
5584 * config/i386/sync.md (sync_compare_and_swap<mode>,
5585 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
5586 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
5588 (sync_double_compare_and_swapdi_pic,
5589 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
5590 cmpxchg8b_pic_memory_operand instead of just memory_operand.
5592 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5595 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
5597 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5600 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5601 (avx_addsubv4df3): Likewise.
5602 (*avx_addsubv4sf3): Likewise.
5603 (sse3_addsubv4sf3): Likewise.
5605 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
5608 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
5610 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
5613 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
5614 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5615 registers for allocnos created from user-defined variables.
5617 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5620 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5621 of non-integer mode as well.
5623 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
5625 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
5626 for functions for which the parameter types are unknown.
5628 2009-03-11 Jakub Jelinek <jakub@redhat.com>
5631 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
5632 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
5633 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
5634 * config/i386/i386.c (ix86_local_alignment): For
5635 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
5636 long long variables on the stack to avoid dynamic realignment.
5637 Allow the first argument to be a decl rather than type.
5638 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
5640 2009-03-11 Nick Clifton <nickc@redhat.com>
5643 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
5645 Add description to mno-lsim option.
5646 * config/mcore/mcore.h: Remove comment about deprecated m4align
5648 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
5649 * doc/invoke.texi: Add description of mno-lsim and
5650 mstack-increment options.
5652 * config/fr30/fr30.opt: Document the -mno-lsim option.
5653 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
5654 and -mno-lsim options.
5656 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5658 * fold-const.c (fold_comparison): Only call fold_inf_compare
5659 if the mode supports infinities.
5661 2009-03-11 Jason Merrill <jason@redhat.com>
5664 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
5665 end already did. Notice GIMPLE_CALL modifications of the result.
5666 Don't copy debug information from an ignored decl or a decl from
5669 2009-03-10 Richard Guenther <rguenther@suse.de>
5670 Nathan Froyd <froydnj@codesourcery.com>
5673 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
5674 (__divMODE3): Likewise.
5676 2009-03-09 Jakub Jelinek <jakub@redhat.com>
5678 PR tree-optimization/39394
5679 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
5680 DECL_SIZE_UNIT of variable length FIELD_DECLs.
5682 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5684 * recog.c (verfiy_changes): Disallow renaming of hard regs in
5685 inline asms for register asm ("") declarations.
5687 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
5689 * fold-const.c (fold_unary): Fix comment.
5691 2009-03-07 Jan Hubicka <jh@suse.cz>
5694 * tree-inline.c (setup_one_parameter): Do replacement of const
5695 argument by constant in SSA form.
5697 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5700 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
5701 determine alignment passed to assign_stack_local.
5702 (assign_parms_unsplit_complex): Likewise.
5703 * except.c (sjlj_build_landing_pads): Likewise.
5705 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5708 * tree-flow.h (add_referenced_var): Return bool instead of void.
5709 * tree-dfa.c (add_referenced_var): Return result of
5710 referenced_var_check_and_insert call.
5711 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
5712 of referenced_var_check_and_insert.
5715 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
5716 (gen_variable_die): Emit DW_AT_location on abstract static variable's
5717 DIE, don't emit it if abstract origin already has it.
5718 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
5719 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
5721 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5723 * genpreds.c (needs_variable): Fix parentheses at variable name
5725 (write_tm_constrs_h): Indent generated code.
5727 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5729 * doc/extend.texi (Function Attributes): Add documentation
5732 2009-03-06 Jakub Jelinek <jakub@redhat.com>
5735 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
5736 take locus from its DECL_SOURCE_LOCATION instead of input_location.
5738 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5740 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
5743 2009-03-05 Jakub Jelinek <jakub@redhat.com>
5746 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
5747 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
5749 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.md (R8_REG, R9_REG): New constants.
5752 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
5753 constants instead of magic numbers.
5754 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
5756 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
5757 (x86_64_ms_abi_int_parameter_registers): Ditto.
5758 (x86_64_int_return_registers): Ditto.
5759 (ix86_maybe_switch_abi): Ditto.
5760 (ix86_expand_call): Ditto for clobbered_registers array.
5761 (ix86_hard_regno_mode_ok): Ditto.
5762 (x86_extended_QIreg_mentioned_p): Ditto.
5764 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
5766 PR tree-optimization/39349
5767 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
5769 * combine.c (gen_lowpart_for_combine): Use omode when generating
5772 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
5774 PR rtl-optimization/39235
5775 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
5777 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5779 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
5781 2009-03-04 Richard Guenther <rguenther@suse.de>
5783 PR tree-optimization/39362
5784 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
5785 that occur in abnormal PHIs should be varying.
5787 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
5789 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
5791 (simple_iv): Take loop as an argument instead of statement.
5792 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5793 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
5795 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
5797 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
5798 * matrix-reorg.c (analyze_transpose): Ditto.
5799 * tree-data-ref.c (dr_analyze_innermost): Ditto.
5800 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
5801 * tree-predcom.c (ref_at_iteration): Ditto.
5802 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
5804 2009-03-04 Richard Guenther <rguenther@suse.de>
5806 PR tree-optimization/39358
5807 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
5808 escaped_id and callused_id.
5809 (solve_graph): Likewise.
5811 2009-03-04 Richard Guenther <rguenther@suse.de>
5813 PR tree-optimization/39339
5814 * tree-sra.c (try_instantiate_multiple_fields): Make it
5815 no longer ICE on the above.
5817 2009-03-03 Joseph Myers <joseph@codesourcery.com>
5819 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
5820 that fits within Pmode.
5822 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5825 * tm.texi (LIBCALL_VALUE): Update description.
5827 2009-03-03 Steve Ellcey <sje@cup.hp.com>
5830 * doc/extend.texi (section): Update description.
5832 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
5835 * tree-inline.c (remapped_type): New.
5836 (can_be_nonlocal): Call remapped_type instead of remap_type.
5838 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5841 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
5842 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
5844 2009-03-03 Richard Guenther <rguenther@suse.de>
5847 * tree.c (tree_nonartificial_location): New function.
5848 * tree.h (tree_nonartificial_location): Declare.
5849 * builtins.c (expand_builtin_memory_chk): Provide location
5850 of the call location for artificial function pieces.
5851 (maybe_emit_chk_warning): Likewise.
5852 (maybe_emit_sprintf_chk_warning): Likewise.
5853 (maybe_emit_free_warning): Likewise.
5854 * expr.c (expand_expr_real_1): Likewise.
5856 2009-03-03 Jakub Jelinek <jakub@redhat.com>
5858 PR tree-optimization/39343
5859 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
5860 COMPONENT_REF t has ARRAY_TYPE.
5862 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
5865 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
5866 when the type precision of the induction variable should be
5867 larger than the type precision of nit.
5868 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
5869 * graphite.c (graphite_loop_normal_form): Same.
5870 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
5872 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
5875 (*call_1_rex64_ms_sysv): Use named constants instead of magic
5876 numbers to describe clobbered registers.
5877 (*call_value_0_rex64_ms_sysv): Ditto.
5878 * config/i386/mmx.md (mmx_emms): Ditto.
5881 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
5883 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
5886 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5888 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
5889 (spu_section_type_flags): New function.
5891 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
5894 reg_class_contents of FLOAT_REGS into a temporary.
5896 2009-03-02 Richard Guenther <rguenther@suse.de>
5897 Ira Rosen <irar@il.ibm.com>
5899 PR tree-optimization/39318
5900 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
5901 information to the vectorized statement.
5903 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
5906 variable. Use defined names instead of magic constants for REX SSE
5909 2009-03-01 Richard Guenther <rguenther@suse.de>
5911 PR tree-optimization/39331
5912 * omp-low.c (lower_send_shared_vars): Do not receive new
5913 values for the reference of DECL_BY_REFERENCE parms or results.
5915 2009-03-01 Jan Hubicka <jh@suse.cz>
5918 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
5919 BLOCK_NONLOCALIZED_VAR): New macros.
5920 (tree_block): Add nonlocalized_vars.
5921 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
5922 gen_decl_die): Add origin argument. Allow generation of die with
5923 origin at hand only.
5924 (gen_member_die, gen_type_die_with_usage, force_decl_die,
5925 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
5927 (gen_block_die): Fix checking for unused blocks.
5928 (process_scope_var): Break out from .... ; work with origins only.
5929 (decls_for_scope) ... here; process nonlocalized list.
5930 (dwarf2out_ignore_block): Look for nonlocalized vars.
5931 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
5933 (dump_scope_block): Dump them.
5934 * tree-inline.c (remap_decls): Handle nonlocalized vars.
5935 (remap_block): Likewise.
5936 (can_be_nonlocal): New predicate.
5937 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
5939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5941 * configure: Regenerate.
5943 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5945 * optc-gen.awk: No need to duplicate option flags twice.
5946 Reuse help texts for duplicate options which do not have any.
5948 * gcc.c (display_help): Document --version.
5950 * gcc.c (main): If print_help_list and verbose_flag, ensure
5951 driver output comes before subprocess output.
5953 * optc-gen.awk: Assign all remaining fields to help string,
5954 space-separated, for multi-line help in *.opt.
5956 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
5957 -Wno-pedantic-ms-format is for MinGW targets only.
5959 * doc/options.texi (Option file format): Fix bad indentation,
5960 restoring dropped sentence.
5962 2009-02-28 Jan Hubicka <jh@suse.cz>
5964 * tree-inline.c (tree_function_versioning): Output debug info.
5966 2009-02-28 Jan Hubicka <jh@suse.cz>
5969 * tree-inline.c (setup_one_parameter): Do not copy propagate
5970 arguments when not optimizing.
5972 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
5975 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
5976 (avx_addsubv4df3): Likewise.
5977 (*avx_addsubv4sf3): Likewise.
5978 (sse3_addsubv4sf3): Likewise.
5979 (*avx_addsubv2df3): Likewise.
5980 (sse3_addsubv2df3): Likewise.
5981 (avx_unpckhps256): Correct item selectors.
5982 (avx_unpcklps256): Likewise.
5983 (avx_unpckhpd256): Likewise.
5984 (avx_unpcklpd256): Likewise.
5986 2009-02-28 Jan Hubicka <jh@suse.cz>
5988 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
5990 (copy_arguments_for_versioning): If var is declared don't declare it.
5991 (tree_function_versioning): First setup substitutions and then copy
5994 2009-02-27 Jan Hubicka <jh@suse.cz>
5997 * cgraph.h (varpool_output_debug_info): Remove.
5998 * cgraphunit.c (varpool_output_debug_info): Remove.
5999 * dwarf2out.c (deferred_locations_struct): New struct
6000 (deferred_locations): New type.
6001 (deferred_locations_list): New static var.
6002 (deffer_location): New function.
6003 (gen_variable_die): Use it.
6004 (decls_for_scope): Output info on local static vars.
6005 (dwarf2out_finish): Process deferred locations.
6006 * varpool.c (varpool_output_debug_info): Remove.
6008 2009-02-27 Jan Hubicka <jh@suse.cz>
6011 * tree.h (TREE_PROTECTED): Fix comment.
6012 (BLOCK_HANDLER_BLOCK): Remove.
6013 (struct tree_block): Remove handler_block add body_block.
6014 (inlined_function_outer_scope_p): New.
6015 (is_body_block): Remove.
6016 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6017 * dwarf2out.c (is_inlined_entry_point): Remove.
6018 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6019 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6021 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6022 * gimplify.c (gimplify_expr): Gimplify body blocks.
6023 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6024 block with multiple subblocks.
6025 (dump_scope_block): Prettier output; dump more flags and info.
6026 (dump_scope_blocks): New.
6027 (remove_unused_locals): Use dump_scope_blocks.
6028 * tree-flow.h (dump_scope_blocks): Declare.
6029 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6030 * stmt.c (is_body_block): Remove.
6031 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6032 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6034 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6037 * graphite.c (graphite_loop_normal_form): Do not call
6038 number_of_iterations_exit from a gcc_assert.
6040 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6042 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6043 jumps if COND is NULL.
6044 (find_cond_jump): New function.
6045 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6046 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6048 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6050 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6051 force_const_mem returns NULL_RTX.
6053 2009-02-26 Jan Hubicka <jh@suse.cz>
6056 * cgraph.h (varpool_output_debug_info): Remove.
6057 * cgraphunit.c (varpool_output_debug_info): Remove.
6058 * dwarf2out.c (deferred_locations_struct): New struct
6059 (deferred_locations): New type.
6060 (deferred_locations_list): New static var.
6061 (deffer_location): New function.
6062 (gen_variable_die): Use it.
6063 (decls_for_scope): Output info on local static vars.
6064 (dwarf2out_finish): Process deferred locations.
6065 * varpool.c (varpool_output_debug_info): Remove.
6067 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6069 PR rtl-optimization/39241
6070 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6071 to subreg_offset_representable_p.
6073 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6075 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6076 execute function prototype. Get f and nregs from max_reg_num
6077 and get_insns. Remove the first backward pass as it's dead,
6078 guard the forward pass by flag_expensive_optimizations.
6079 (rest_of_handle_regmove): Delete.
6080 (pass_regmove): Replace it with regmove_optimize.
6082 2009-02-25 Martin Jambor <mjambor@suse.cz>
6084 PR tree-optimization/39259
6085 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6086 calls_alloca function flags.
6087 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6090 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6092 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6093 flags_set_1_rtx, flags_set_1_set): Delete.
6094 (regmove_optimize): Do not call mark_flags_life_zones.
6096 2009-02-24 Julian Brown <julian@codesourcery.com>
6099 * config/arm/arm.c (require_pic_register): Only set
6100 cfun->machine->pic_reg once per function.
6102 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6104 * doc/invoke.texi (Link Options): Document an easier way to pass
6105 options that take arguments to the GNU linker using -Xlinker and -Wl.
6107 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6110 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6112 2009-02-24 Richard Guenther <rguenther@suse.de>
6115 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6117 2009-02-24 Richard Guenther <rguenther@suse.de>
6118 Zdenek Dvorak <ook@ucw.cz>
6120 PR tree-optimization/39233
6121 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6122 from converting them to a generic type.
6124 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6126 PR tree-optimization/39260
6127 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6128 contains a condition with a real type.
6129 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6131 2009-02-23 Jason Merrill <jason@redhat.com>
6134 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6135 narrowing_initializer_constant_valid_p.
6136 (narrowing_initializer_constant_valid_p): Don't return
6137 null_pointer_node for adding a pointer to itself.
6139 2009-02-23 Jan Hubicka <jh@suse.cz>
6142 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6145 2009-02-23 Jan Hubicka <jh@suse.cz>
6147 PR tree-optimization/37709
6148 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6149 * tree.h (block_ultimate_origin): Declare.
6150 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6151 * tree-ssa-live.c (remove_unused_scope_block_p):
6152 Eliminate blocks containig no instructions nor live variables nor
6154 (dump_scope_block): New function.
6155 (remove_unused_locals): Enable removal of dead blocks by default;
6156 enable dumping at TDF_DETAILS.
6158 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6160 * config/i386/i386.c (classify_argument): Don't allow COImode
6162 (function_arg_advance_32): Don't allow OImode.
6163 (function_arg_32): Likewise.
6164 (function_value_32): Likewise.
6165 (return_in_memory_32): Likewise.
6166 (function_arg_64): Remove OImode comment.
6168 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6171 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6172 ix86_expand_vector_set for V4DImode in 64bit mode only.
6173 (ix86_expand_vector_init_one_var): Likewise.
6175 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6179 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6182 * loop-iv.c: Revert last change.
6183 * emit-rtl.c: Likewise.
6185 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/i386.c (type_natural_mode): Remove an extra
6189 space in the warning message.
6190 (function_value_32): Handle 32-byte vector modes.
6191 (return_in_memory_32): Likewise.
6193 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6195 * loop-iv.c (truncate_value): New function.
6196 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6198 (lowpart_subreg): Move to...
6199 * emit-rtl.c: ...here.
6201 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6203 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6204 accidental and undocumented change at revision 140860.
6206 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6208 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6209 take gimple_seq * arguments.
6210 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6211 types_compatible_p langhook.
6213 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6214 Joseph Myers <joseph@codesourcery.com>
6216 * config/arm/arm.c (arm_builtin_va_list): New function.
6217 (arm_expand_builtin_va_start): Likewise.
6218 (arm_gimplify_va_arg_expr): Likewise.
6219 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6220 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6221 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6222 (va_list_type): New variable.
6223 (arm_mangle_type): Mangle va_list_type appropriately.
6225 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6228 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6229 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6230 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6231 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6232 parameter to 1000 for -O1 by default.
6233 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6235 * loop-invariant.c: Include params.h.
6236 (move_loop_invariants): Don't call move_single_loop_invariants on
6239 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6241 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6242 offset when calculating bounds for indexing stack_usage_map. Fixes
6243 a buffer overflow with certain target setups.
6245 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6248 * calls.c (expand_call): Clear try_tail_call if caller and callee
6249 disagree in promotion of function return value.
6251 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6254 * c-common.c (c_determine_visibility): If visibility changed and
6255 DECL_RTL has been already set, call make_decl_rtl to update symbol
6258 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6261 * varasm.c (assemble_variable): Don't check DECL_NAME when
6262 globalizing a variable.
6264 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6267 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6268 expression before any __builtin_trap call.
6269 * c-typeck.c (build_function_call): Convert and check function
6270 arguments before generating a call to a trap. Evaluate the
6271 function arguments before the trap.
6273 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6276 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6277 (UNSPEC_FXAM_MEM): New unspec.
6278 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6279 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6280 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6282 2009-02-19 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/39207
6285 PR tree-optimization/39074
6286 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6287 storedanything_tree): New.
6288 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6289 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6290 (build_succ_graph): Add edges from STOREDANYTHING to all
6292 (init_base_vars): Initialize STOREDANYTHING.
6293 (compute_points_to_sets): Free substitution info after
6294 building the succ graph.
6295 (ipa_pta_execute): Likewise.
6297 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6299 (do_ds_constraint): Do not add to special var or non-pointer
6301 (type_could_have_pointers): Split out from ...
6302 (could_have_pointers): ... here. For arrays use the element type.
6303 (create_variable_info_for): Initialize may_have_pointers.
6304 (new_var_info): Likewise.
6305 (handle_lhs_call): Make the HEAP variable unknown-sized.
6306 (intra_create_variable_infos): Use a type with pointers for
6307 PARM_NOALIAS, make it unknown-sized.
6309 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6312 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6314 2009-02-18 Jason Merrill <jason@redhat.com>
6317 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6318 value if DECL_EXTERNAL.
6319 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6320 * target.h (gcc_target::binds_local_p): Clarify "module".
6321 * tree.h (TREE_PUBLIC): Clarify "module".
6323 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6326 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6327 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6329 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6332 * c.opt (Wabi): Support C and ObjC.
6335 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6337 * config/i386/i386.c (classify_argument): Warn once about the ABI
6338 change when passing union with long double.
6340 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6342 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6345 * c-parser.c (c_parser_compound_statement): Always enter and leave
6348 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6351 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6353 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6355 PR tree-optimization/36922
6356 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6357 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6360 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6362 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6367 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6371 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6374 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6375 Richard Sandiford <rdsandiford@googlemail.com>
6377 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6378 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6379 (loongson_biadd): ...this.
6381 2009-02-17 Richard Guenther <rguenther@suse.de>
6383 PR tree-optimization/39202
6384 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6385 a var make sure to follow existing collapses.
6387 2009-02-17 Richard Guenther <rguenther@suse.de>
6390 * langhooks.c (lhd_print_error_function): Check for NULL block.
6392 2009-02-17 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/39204
6395 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
6398 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
6400 * config/soft-fp/double.h: Update from glibc CVS.
6402 2009-02-17 Richard Guenther <rguenther@suse.de>
6404 PR tree-optimization/39207
6405 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
6406 strict-aliasing warnings for pointers pointing to NULL.
6408 2009-02-16 Joseph Myers <joseph@codesourcery.com>
6411 * c-parser.c (c_parser_braced_init): Call pop_init_level when
6412 skipping until next close brace.
6414 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/i386.c (ix86_expand_push): Set memory alignment
6418 to function argument boundary.
6420 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6422 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
6423 in the lea_add. Reload eventually constraints it properly.
6424 * config/picochip/constraints.md : Remove the target constraint
6425 "b", since it is not needed anymore.
6427 2009-02-16 Jakub Jelinek <jakub@redhat.com>
6429 * gthr-dce.h: Uglify function parameter and local variable names.
6430 * gthr-gnat.h: Likewise.
6431 * gthr-mipssde.h: Likewise.
6432 * gthr-nks.h: Likewise.
6433 * gthr-posix95.h: Likewise.
6434 * gthr-posix.h: Likewise.
6435 * gthr-rtems.h: Likewise.
6436 * gthr-single.h: Likewise.
6437 * gthr-solaris.h: Likewise.
6438 * gthr-tpf.h: Likewise.
6439 * gthr-vxworks.h: Likewise.
6440 * gthr-win32.h: Likewise.
6442 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
6445 * config/i386/i386.md: Restrict the new peephole2 to move
6446 between MMX/SSE registers.
6448 2009-02-15 Richard Guenther <rguenther@suse.de>
6451 2009-02-13 Richard Guenther <rguenther@suse.de>
6453 * configure.ac: Enable LFS.
6454 * configure: Re-generate.
6455 * config.in: Likewise.
6457 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6459 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
6460 spu_srqwbyte, spu_srqwbytebc): Define.
6461 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
6462 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
6463 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
6464 "shrqby_<mode>"): New insn-and-split patterns.
6465 * config/spu/spu.c (expand_builtin_args): Determine and return
6466 number of operands using spu_builtin_description data.
6467 (spu_expand_builtin_1): Use it.
6469 2009-02-13 Steve Ellcey <sje@cup.hp.com>
6472 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
6475 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.c (override_options): Correct warning
6479 messages for -malign-loops, -malign-jumps and -malign-functions.
6481 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6484 * config/i386/i386.md: Restrict the new peephole2 to move
6485 between the general purpose registers.
6487 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
6490 * config/i386/i386.c (type_natural_mode): Add a new argument.
6491 Return the original mode and warn ABI change if vector size is 32byte.
6492 (function_arg_advance): Updated.
6493 (function_arg): Likewise.
6494 (ix86_function_value): Likewise.
6495 (ix86_return_in_memory): Likewise.
6496 (ix86_sol10_return_in_memory): Likewise.
6497 (ix86_gimplify_va_arg): Likewise.
6498 (function_arg_32): Don't warn ABX ABI change here.
6499 (function_arg_64): Likewise.
6501 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
6503 * loop-iv.c (implies_p): In the final case, test that operands 0
6504 of the two comparisons match.
6506 * config/bfin/bfin.c (find_prev_insn_start): New function.
6507 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
6508 (find_next_insn_start): Move.
6510 2009-02-13 Richard Guenther <rguenther@suse.de>
6512 * configure.ac: Enable LFS.
6513 * configure: Re-generate.
6514 * config.in: Likewise.
6516 2009-02-13 Joseph Myers <joseph@codesourcery.com>
6519 * c-parser.c (c_parser_parms_list_declarator): Discard pending
6520 sizes on syntax error after some arguments have been parsed.
6522 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6524 * doc/invoke.texi (-fira): Remove.
6526 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6528 * caller-save.c: Replace regclass.c with reginfo.c in comments.
6529 * recog.c: Likewise.
6532 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
6534 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
6535 (umul_ppmm): Likewise.
6536 (count_leading_zeros): Likewise.
6537 (count_trailing_zeros): Likewise.
6538 (UMUL_TIME): Likewise.
6540 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6542 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
6543 soft-fp/t-softfp to tmake_file.
6545 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
6546 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
6547 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
6548 IA64_BUILTIN_INFQ]: New.
6549 (ia64_init_builtins): Initialize __builtin_infq,
6550 __builtin_fabsq and __builtin_copysignq if not HPUX.
6551 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
6552 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
6554 * config/ia64/lib1funcs.asm (__divtf3): Define only if
6556 (__fixtfti): Likewise.
6557 (__fixunstfti): Likewise.
6558 (__floattitf): Likewise.
6560 * config/ia64/libgcc-glibc.ver: New.
6561 * config/ia64/t-fprules-softfp: Likewise.
6562 * config/ia64/sfp-machine.h: Likewise.
6564 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
6565 (LIBGCC2_TF_CEXT): Likewise.
6566 (TF_SIZE): Likewise.
6567 (TARGET_INIT_LIBFUNCS): Likewise.
6569 * config/ia64/t-glibc (SHLINB_MAPFILES):
6570 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
6572 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
6574 * config/i386/i386.c (construct_container): Rewrite processing
6575 BLKmode with X86_64_SSE_CLASS.
6577 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
6580 * config/i386/i386.md: Replace simplify_replace_rtx with
6581 replace_rtx in the new peephole2.
6583 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
6585 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
6586 loop unrolling do not happen at -O2.
6588 2009-02-12 Michael Matz <matz@suse.de>
6590 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
6592 2009-02-12 Jakub Jelinek <jakub@redhat.com>
6594 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
6597 2009-02-12 Ben Elliston <bje@au.ibm.com>
6599 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
6600 patterns when updating the back chain. Missed in the 2009-02-10
6603 2009-02-11 Janis Johnson <janis187@us.ibm.com>
6605 * doc/extend.texi (Decimal Floating Types): Update identifier of
6606 draft TR and list of missing support.
6608 2009-02-11 Jakub Jelinek <jakub@redhat.com>
6611 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
6612 bit to variable length decl's flags, add it also to its
6613 pointer replacement variable.
6615 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
6616 Jakub Jelinek <jakub@redhat.com>
6619 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
6620 (memory_blockage): New expander.
6621 (*memory_blockage): New insn pattern.
6622 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
6623 instead of general blockage at the end of function prologue when
6624 frame pointer is used to access red zone area. Do not emit blockage
6625 when profiling, it is emitted in generic code.
6626 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
6627 function epilogue when frame pointer is used to access red zone area.
6629 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
6632 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
6633 by arithmetic with memory operands.
6634 * config/i386/predicates.md (commutative_operator): New.
6636 2009-02-10 Janis Johnson <janis187@us.ibm.com>
6638 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
6641 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
6643 * alias.h (record_alias_subset): Declare.
6644 * alias.c (record_alias_subset): Make global.
6646 2009-02-10 Nick Clifton <nickc@redhat.com>
6648 * tree-parloops.c: Change license to GPLv3.
6649 * ipa-struct-reorg.c: Change license to GPLv3.
6650 * ipa-struct-reorg.h: Change license to GPLv3.
6652 2009-02-10 Steve Ellcey <sje@cup.hp.com>
6655 * c-decl.c (start_struct): Return NULL on error.
6657 2009-02-10 Jakub Jelinek <jakub@redhat.com>
6660 * cfgloopmanip.c (remove_path): Call remove_bbs after
6661 cancel_loop_tree, not before it.
6664 * function.h (struct function): Add has_local_explicit_reg_vars bit.
6665 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
6666 VAR_DECLs were seen.
6667 * tree-ssa-live.c (remove_unused_locals): Recompute
6668 cfun->has_local_explicit_reg_vars.
6669 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
6670 copies or clearings if cfun->has_local_explicit_reg_vars.
6672 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
6675 * config/i386/i386.c (expand_prologue): Emit blockage at the end
6676 of function prologue when frame pointer is used to access
6679 2009-02-10 Richard Guenther <rguenther@suse.de>
6682 * gimplify.c (gimple_regimplify_operands): Always look if
6683 we need to create a temporary.
6685 2009-02-10 Richard Guenther <rguenther@suse.de>
6687 PR tree-optimization/39132
6688 * tree-loop-distribution.c (todo): New global var.
6689 (generate_memset_zero): Trigger TODO_rebuild_alias.
6690 (tree_loop_distribution): Return todo.
6692 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
6695 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
6696 (x86_64_reg_class_name): Removed.
6697 (classify_argument): Return 0 if bytes > 32. Return 0 if the
6698 first one isn't X86_64_SSE_CLASS or any other ones aren't
6699 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
6700 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
6701 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
6702 and 3 X86_64_SSEUP_CLASS.
6703 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
6704 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
6706 2009-02-10 Ben Elliston <bje@au.ibm.com>
6708 * config/rs6000/rs6000.md (allocate_stack): Always use an update
6709 form instruction to update the stack back chain word, even if the
6710 user has disabled the generation of update instructions.
6711 (movdi_<mode>_update_stack): New.
6712 (movsi_update_stack): Likewise.
6713 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
6714 always use an update form instruction to update the stack back
6717 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
6720 * graphite.c (if_region_set_false_region): After moving a region in
6721 the false branch of a condition, remove the empty dummy basic block.
6722 (gloog): Remove wrong fix for PR38953.
6724 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6726 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
6727 generation due to implicit sign extension.
6729 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
6732 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
6733 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
6735 2009-02-09 Richard Guenther <rguenther@suse.de>
6738 * convert.c (convert_to_real): Disable (float)fn((double)x)
6739 to fnf(x) conversion if errno differences may occur and
6740 -fmath-errno is set.
6742 2009-02-07 Anatoly Sokolov <aesok@post.ru>
6744 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
6745 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6746 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6748 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6751 * c-common.c (handle_alias_attribute): Disallow attribute for
6752 anything not a FUNCTION_DECL or VAR_DECL.
6754 2009-02-06 Janis Johnson <janis187@us.ibm.com>
6757 * real.c (do_compare): Special-case compare of zero against
6758 decimal float value.
6760 2009-02-06 Joseph Myers <joseph@codesourcery.com>
6763 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
6764 as indicating flexible array members unless the field itself is
6765 being declarared as the incomplete array.
6767 2009-02-06 Jan Hubicka <jh@suse.cz>
6769 PR tree-optimization/38844
6770 * ipa-inline.c (try_inline): Stop inlining recursion when edge
6773 2009-02-06 Richard Guenther <rguenther@suse.de>
6776 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
6777 fork because we may expand it as __gcov_fork.
6779 2009-02-06 Nick Clifton <nickc@redhat.com>
6781 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
6783 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
6785 PR tree-optimization/35659
6786 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
6787 vn_phi_eq): Shortcut if hashcode does not match.
6788 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
6790 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
6791 and avoid iterative_hash_expr.
6792 (FOR_EACH_VALUE_ID_IN_SET): New.
6793 (value_id_compare): Remove.
6794 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
6795 sort expressions by value id.
6797 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
6800 * config/sh/predicates.md (general_movsrc_operand): Don't check
6801 the subreg of system registers here.
6803 2009-02-05 Jakub Jelinek <jakub@redhat.com>
6806 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
6809 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
6811 PR rtl-optimization/39110
6812 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
6813 addresses, not aligned ones.
6815 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
6816 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/39100
6819 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
6820 comment says and add edges.
6822 2009-02-05 Joseph Myers <joseph@codesourcery.com>
6825 * c-common.c (handle_tls_model_attribute): Ignore attribute for
6826 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
6828 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
6830 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
6831 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
6832 register_bb_in_sese, new_sese, free_sese): Moved.
6833 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
6834 outermost_loop_in_scop, build_scop_iteration_domain,
6835 expand_scalar_variables_ssa_name, get_vdef_before_scop,
6836 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
6837 Use loop_in_sese_p instead of loop_in_scop_p.
6838 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
6839 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
6840 (scopdet_basic_block_info): Fix bug in scop detection.
6841 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6842 eq_loop_to_cloog_loop): Remove.
6843 (nb_loops_around_loop_in_scop, nb_loop
6844 ref_nb_loops): Moved here...
6845 * graphite.h (ref_nb_loops): ... from here.
6846 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
6847 (loop_domain_dim, loop_iteration_vector_dim): Remove.
6848 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
6849 * testsuite/gcc.dg/graphite/scop-19.c: New
6851 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
6852 Hans-Peter Nilsson <hp@axis.com>
6854 PR rtl-optimization/37889
6855 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
6856 Move offset handling from PLUS to before the switch. Use new
6857 arguments when considering SYMBOL_REFs too.
6858 (rtx_addr_can_trap_p): Pass dummy offset and size.
6859 (enum may_trap_p_flags): Remove.
6860 (may_trap_p_1): Pass size from MEM_SIZE.
6862 PR rtl-optimization/38921
6863 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
6864 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
6865 * rtlanal.c (may_trap_after_code_motion_p): Delete.
6866 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
6868 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
6870 AVX Programming Reference (January, 2009)
6871 * config/i386/sse.md (*vpclmulqdq): New.
6873 2009-02-04 Jakub Jelinek <jakub@redhat.com>
6875 PR tree-optimization/38977
6876 PR gcov-profile/38292
6877 * calls.c (special_function_p): Disregard __builtin_ prefix.
6879 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
6881 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
6882 non-indexable addresses even before reload.
6884 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6887 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
6888 as having variable size. Do not give an error for unnamed
6889 parameters with [*] declarators. Give a warning for type names
6890 with [*] declarators and mark them as variable size.
6891 * c-parser.c (c_parser_sizeof_expression): Do not give an error
6892 for sizeof applied to [*] type names.
6894 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6897 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
6899 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6901 * gcc.c (process_command): Update copyright notice dates.
6902 * gcov.c (print_version): Likewise.
6903 * gcov-dump.c (print_version): Likewise.
6904 * mips-tfile.c (main): Likewise.
6905 * mips-tdump.c (main): Likewise.
6907 2009-02-03 Joseph Myers <joseph@codesourcery.com>
6910 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
6911 for composite type involving a zero-length array type.
6913 2009-02-03 Jakub Jelinek <jakub@redhat.com>
6916 * function.c (match_asm_constraints_1): Skip over
6917 initial optional % in the constraint.
6920 * c-parser.c (c_parser_postfix_expression): If fixed point is not
6921 supported, don't accept FIXED_CSTs.
6922 * c-decl.c (finish_declspecs): Error if fixed point is not supported
6923 and _Sat is used without _Fract/_Accum. Set specs->type to
6924 integer_type_node for cts_fract/cts_accum if fixed point is not
6927 2009-02-02 Catherine Moore <clm@codesourcery.com>
6929 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
6931 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
6933 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
6934 (ABI_HAS_64BIT_SYMBOLS): Use it.
6935 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
6937 2009-02-02 Paul Brook <paul@codesourcery.com>
6939 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
6941 2009-02-02 Jakub Jelinek <jakub@redhat.com>
6944 * recog.h (asm_operand_ok): Add constraints argument.
6945 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
6946 recurse on matching constraint.
6947 (check_asm_operands): Pass constraints as 3rd argument to
6948 asm_operand_ok. Don't look up matching constraint here.
6949 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
6952 2009-02-02 Ben Elliston <bje@au.ibm.com>
6954 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
6955 TARGET_NARROW_VOLATILE_BITFIELD macro names.
6957 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6959 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
6960 information. Remove some obsolete information. Reorganize.
6962 * config/pa/fptr.c: Revert license to GPL 2.
6963 * config/pa/milli64.S: Likewise.
6965 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6968 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
6969 LIBRARY name in, instead of hard-coding it.
6970 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
6971 extra target make frag to tmake_files according to EH model.
6972 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
6973 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
6974 frags that define makefile variable EH_MODEL appropriately.
6975 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
6976 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
6977 to "-sjlj" according to type of EH configured.
6978 (LIBGCC_SONAME): Concatenate it to shared library base name.
6979 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
6980 to "_sjlj" according to type of EH configured.
6981 (LIBGCC_SONAME): Concatenate it to shared library base name.
6982 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
6983 (SHLIB_LINK): Add missing semicolon to if-else construct.
6984 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6985 string value of "pe_dll" command-line option.
6986 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
6987 (SHLIB_SONAME): Use it when overriding t-cygming default.
6988 (SHLIB_IMPLIB): Override t-cygming default.
6989 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
6990 string value of "pe_dll" command-line option.
6992 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
6995 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
6996 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
6998 2009-01-31 Richard Guenther <rguenther@suse.de>
7000 PR tree-optimization/38937
7001 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7002 computing the transitive closure.
7004 2009-01-30 Richard Guenther <rguenther@suse.de>
7006 PR tree-optimization/39041
7007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7008 Propagate variable indices only if the types match for this stmt.
7010 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7013 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7014 inline but never defined.
7016 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7018 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7019 (*insv_h_di_reg_extimm): New insn.
7020 (*insv_l<mode>_reg_extimm): New insn.
7022 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7024 * config/picochip/picochip.c (flag_conserve_stack): set
7025 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7026 fconserve-stack. Reduce call-overhead used by inliner.
7028 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7031 * common.opt (flag_conserve_stack): Initialised to zero.
7033 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7036 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7037 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7040 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7042 * ira-color.c (allocno_reload_assign): Update comments.
7043 * regmove.c (regmove_optimize): Likewise.
7047 2009-01-29 Robert Millan <rmh@aybabtu.com>
7049 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7050 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7051 `MD_UNWIND_SUPPORT'.
7052 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7054 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7056 PR tree-optimization/39007
7057 * tree-loop-distribution.c (generate_builtin): Use
7058 recompute_dominator to compute the immediate dominator of the
7059 basic block just after the loop.
7061 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7063 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7064 (ASM_OUTPUT_DWARF_PCREL): Define.
7066 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7068 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7069 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7070 global. Modify entries about regmove and IRA.
7072 * ra-conflict.c: Remove the file.
7074 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7076 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7077 (pass_regclass_init): Rename to pass_reginfo_init.
7079 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7081 * toplev.h (flag_ira): Remove.
7083 * caller-save.c (setup_save_areas): Remove flag_ira.
7085 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7087 * global.c: Remove the file.
7089 * opts.c (decode_options): Remove flag_ira.
7091 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7093 * regmove.c: Modify file description.
7094 (find_use_as_address, try_auto_increment): Define them only if
7095 AUTO_INC_DEC is defined.
7096 (replacement_quality, replace_in_call_usage, fixup_match_1,
7097 stable_and_no_regs_but_for_p): Remove.
7098 (reg_set_in_bb): Make it static.
7099 (regmove_optimize): Remove flag_ira and code which worked for
7102 * local-alloc.c: Remove the file.
7104 * common.opt (fira): Remove.
7106 * ira.c: Include except.h.
7107 (eliminable_regset): Move from global.c.
7108 (mark_elimination): Ditto. Remove flag_ira.
7109 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7110 equiv_mem_modified, validate_equiv_mem_from_store,
7111 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7112 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7113 no_equiv, recorded_label_ref): Move from local-alloc.c.
7114 (update_equiv_regs): Ditto. Make it static.
7115 (print_insn_chain, print_insn_chains): Move it from global.c.
7116 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7117 (build_insn_chain): Ditto. Make it static.
7118 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7119 Rename to init_live_subregs.
7120 (gate_ira): Remove flag_ira.
7122 * regclass.c: Rename reginfo.c. Change file description.
7123 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7124 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7125 (init_reg_sets_1): Remove code for evaluation of
7126 reg_class_superclasses and losing_caller_save_reg_set.
7127 (init_regs): Remove init_reg_autoinc.
7128 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7129 ok_for_base_p_nonstrict): Remove.
7130 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7131 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7132 corresponding entries.
7133 (dump_regclass, record_operand_costs, scan_one_insn,
7134 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7135 record_address_regs, auto_inc_dec_reg_p): Remove.
7136 (gt-regclass.h): Rename to gt-reginfo.h.
7138 * rtl.h (dump_global_regs, retry_global_alloc,
7139 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7141 * Makefile.in (RA_H): Remove.
7142 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7143 Rename regclass.o to reginfo.o.
7144 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7146 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7147 (GTFILES): Rename regclass.c to reginfo.c.
7149 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7150 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7152 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7153 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7155 (finish_spills): Ditto. Remove code for !flag_ira.
7157 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7160 * doc/invoke.texi (rtl debug options): Complete rewrite.
7161 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7163 * mode-switching.c (pass_mode_switching): Rename pass from
7164 "mode-sw" to "mode_sw".
7165 * except.c (pass_convert_to_eh_ranges): Rename pass from
7166 "eh-ranges" to "eh_ranges".
7167 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7171 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7172 Alexander Monakov <amonakov@ispras.ru>
7175 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7177 (move_exprs_to_boundary): Change return type and pass through
7178 should_move from move_op. Relax assert. Update usage ...
7179 (schedule_expr_on_boundary): ... here. Use should_move instead of
7181 (move_op_orig_expr_found): Indicate that insn was disconnected from
7183 (code_motion_process_successors): Do not call after_merge_succs
7184 callback if original expression was not found when traversing any of
7186 (code_motion_path_driver): Change return type. Update prototype.
7187 (move_op): Update comment. Add a new parameter (should_move). Update
7188 prototype. Set *should_move based on indication provided by
7189 move_op_orig_expr_found.
7191 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7193 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7194 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7195 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7196 * config/rs6000/rs6000.c (rs6000_override_options): Default
7197 avoid-indexed-addresses on for Power6, off for everything else.
7198 (avoiding_indexed_address_p): New function.
7199 (rs6000_legitimize_address): Use it.
7200 (rs6000_legitimate_address): Likewise.
7201 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7203 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7205 PR tree-optimization/38997
7206 * tree-loop-distribution.c (generate_memset_zero): Use
7207 POINTER_PLUS_EXPR for a pointer addition.
7209 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7211 * config/s390/s390.md (bswap<mode>2): New pattern added.
7213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7215 * config/s390/s390.md (*tls_load_31): Added type attribute.
7217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7219 * config/s390/s390.md: Fix a few comments.
7221 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7223 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7224 (*tm<mode>_full): Fixed z10prop attribute.
7225 (*tst<mode>_extimm): Fixed z10prop attribute.
7226 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7227 (*tstqiCCT_cconly): Fixed z10prop attribute.
7228 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7229 (*movsi_larl): Fixed z10prop attribute.
7230 (*movsi_zarch): Fixed z10prop attribute.
7231 (*movsi_eas): Fixed z10prop attribute.
7232 (*movhi): Fixed z10prop attribute.
7233 (*movqi): Fixed z10prop attribute.
7234 (*movstrictqi): Fixed z10prop attribute.
7235 (*mov<mode>): Fixed z10prop attribute.
7236 (*movcc): Fixed z10prop attribute.
7237 (*sethighpartdi_64): Fixed z10prop attribute.
7238 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7239 (*negdi2_sign_cc): Fixed z10prop attribute.
7240 (*negdi2_sign): Fixed z10prop attribute.
7241 (*absdi2_sign_cc): Fixed z10prop attribute.
7242 (*absdi2_sign): Fixed z10prop attribute.
7243 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7244 (*negabsdi2_sign): Fixed z10prop attribute.
7245 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7246 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7247 (doloop_si64): Fixed z10prop attribute.
7248 (doloop_si31): Fixed z10prop attribute.
7249 (doloop_long): Fixed z10prop attribute.
7250 (indirect_jump): Fixed z10prop attribute.
7251 (nop): Fixed z10prop attribute.
7252 (main_base_64): Fixed z10prop attribute.
7253 (reload_base_64): Fixed z10prop attribute.
7255 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7257 PR rtl-optimization/38740
7258 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7260 * config/mips/mips.c (mips_reorg): Likewise.
7262 2009-01-28 Richard Guenther <rguenther@suse.de>
7264 PR tree-optimization/38926
7265 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7266 with the correct value id to a value.
7267 (do_regular_insertion): Use the value number of edoubleprime
7268 for the value number of the expr.
7271 2008-08-21 Richard Guenther <rguenther@suse.de>
7273 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7274 a PHI ask VN if it is already available.
7275 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7276 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7278 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7281 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7282 set to varying whenever max has TREE_OVERFLOW set, similarly
7283 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7285 2009-01-28 Richard Guenther <rguenther@suse.de>
7288 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7289 uninitialized aggregate uses in call arguments.
7291 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7293 PR tree-optimization/38984
7294 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7295 the nothing_id variable if -fno-delete-null-pointer-checks.
7297 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7300 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7301 (set_got_offset_rex64): Ditto.
7303 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7306 * doc/extend.texi: Improve local variable with asm reg.
7308 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7310 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7311 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7312 was not supplied then set warn_packed_bitfield_compat to the
7314 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7317 2009-01-27 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/38503
7320 * cfgexpand.c (expand_gimple_basic_block): Ignore
7321 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7322 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7323 variables that cannot have TBAA applied.
7324 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7327 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7330 * calls.c (initialize_argument_information): Do not wrap complex
7331 arguments in SAVE_EXPR.
7333 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7335 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7336 (INSTALL_LIBGCC): Revert typo commit.
7338 2009-01-26 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/38745
7341 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7342 from special handling.
7344 2009-01-26 Richard Guenther <rguenther@suse.de>
7346 PR tree-optimization/38745
7347 * tree-ssa.c (execute_update_addresses_taken): Do not include
7348 variables that cannot possibly be a register in not_reg_needs.
7349 Do not clear TREE_ADDRESSABLE on vars that may not become
7351 * tree-ssa.c (update_alias_info_1): Include those in the set
7352 of addressable vars.
7354 2009-01-26 Richard Guenther <rguenther@suse.de>
7357 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7358 * tree-ssa-dse.c: Include langhooks.h
7359 (execute_simple_dse): Remove stores with zero size.
7361 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7364 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7367 2009-01-24 Julian Brown <julian@codesourcery.com>
7369 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7370 config/arm/linux-atomic.c.
7371 * config/arm/linux-atomic.c: New.
7373 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7375 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7376 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7377 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7379 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7382 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7385 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7387 PR tree-optimization/38953
7388 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7389 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
7390 (gloog): Split the exit of the scop when the scop exit is a loop exit.
7391 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
7394 2009-01-24 Paul Brook <paul@codesourcery.com>
7396 * config/arm/neon.md (neon_type): Move to arm.md.
7397 (neon_mov<VSTRUCT>): Add neon_type attribute.
7398 * config/arm/arm.md (neon_type): Move to here.
7399 (conds): Add "unconditioal" and use as default for NEON insns.
7401 2009-01-24 Ben Elliston <bje@au.ibm.com>
7403 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
7404 void *' warning from -Wc++-compat.
7405 * Makefile.in (dominance.o-warn): Remove.
7407 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
7409 PR tree-optimization/38932
7410 * fold-const.c (fold_unary_ignore_overflow): New.
7411 * tree.h (fold_unary_ignore_overflow): Declare.
7412 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
7413 * tree-ssa-sccvn.c (visit_reference_op_load,
7414 simplify_unary_expression): Likewise.
7416 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
7418 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
7419 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
7420 regardless of their type.
7421 * c-common.c (handle_packed_attribute): Don't ignore packed on
7423 * c.opt (Wpacked-bitfield-compat): New warning option.
7424 * stor-layout.c (place_field): Warn if offset of a field changed.
7425 * doc/extend.texi (packed): Mention the ABI change.
7426 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
7427 (Warning Options): Add it to the list.
7429 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
7431 * c-opts.c (c_common_post_options): Fix a typo in comments.
7433 2009-01-22 Steve Ellcey <sje@cup.hp.com>
7436 * gimplify.c (gimplify_init_constructor): Fix promotion of const
7437 variables to static.
7438 * doc/invoke.texi (-fmerge-all-constants): Update description.
7440 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
7443 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
7444 (*movdi_1_rex64): Use type "mmx" for alternative 5.
7446 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
7448 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
7450 (LOCAL_ALIGNMENT): Similarly.
7452 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7453 Joseph Myers <joseph@codesourcery.com>
7455 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
7456 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
7457 * config/arm/arm-tune.md: Regenerate.
7458 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
7461 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
7463 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
7464 version number to five.
7466 2009-01-22 Dodji Seketeli <dodji@redhat.com>
7469 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
7470 * c-common.c (set_underlying_type): Likewise.
7471 (is_typedef_decl ): Likewise
7473 (set_underlying_type): Likewise.
7474 (is_typedef_type): Likewise.
7476 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
7479 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
7482 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
7485 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
7486 (LIBGCC_SPEC): Don't define.
7487 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
7489 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
7491 PR rtl-optimization/38879
7492 * alias.c (base_alias_check): Unaligned access via AND address can
7493 alias all surrounding object types except those with sizes equal
7494 or wider than the size of unaligned access.
7496 2009-01-21 Dodji Seketeli <dodji@redhat.com>
7499 * c-decl.c (clone_underlying_type): Move this ...
7500 * c-common.c (set_underlying_type): ... here.
7501 Also, make sure the function properly sets TYPE_STUB_DECL() on
7502 the newly created typedef variant type.
7503 (is_typedef_decl ): New entry point.
7504 * tree.h: Added a new member member_types_needing_access_check to
7505 struct tree_decl_non_common.
7506 (set_underlying_type): New entry point.
7507 (is_typedef_type): Likewise.
7509 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
7511 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
7512 Check whether two instructions have memory references that
7513 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
7514 are helper functions for traversing.
7515 * alias.h (insn_alias_sets_confilict_p): New prototypes.
7516 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
7517 not to draw dependency edge for instructions with non-conflicting
7520 2009-01-20 Joseph Myers <joseph@codesourcery.com>
7523 * longlong.h: Update copyright years. Use soft-fp license notice.
7524 Sync __clz_tab declaration with glibc.
7526 2009-01-20 Steve Ellcey <sje@cup.hp.com>
7529 * doc/extend.texi (syscall_linkage): New.
7530 (version_id): Modify.
7532 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7533 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/38747
7536 PR tree-optimization/38748
7537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
7538 conversion if the base address is an indirect reference and the
7539 aliasing sets could cause issues.
7541 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7543 * common.opt (fgraphite, fgraphite-identity): Add comment for
7544 explaining why these options are not documented.
7546 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
7548 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
7549 gimple_call_lhs is NULL.
7551 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
7554 * emit-rtl.c (adjust_address_1): Make sure memref is never
7557 2009-01-20 Ben Elliston <bje@au.ibm.com>
7559 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7560 const qualifier from arg parameter. Remove unnecessary cast to char *.
7561 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
7562 const qualifier from arg 2.
7564 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7566 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
7568 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
7571 * rtl.h (reinit_regs): New prototype.
7572 * regclass.c: Include ira.h.
7574 * Makefile.in (regclass.o): Add ira.h.
7575 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
7577 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
7580 * c-common.c (handle_aligned_attribute): Use
7581 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
7582 default alignment value.
7584 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
7586 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
7587 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
7589 * doc/extend.texi: Update __attribute__ ((aligned)). Document
7590 __BIGGEST_ALIGNMENT__.
7592 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
7594 2009-01-18 Richard Guenther <rguenther@suse.de>
7596 PR tree-optimization/38819
7597 * tree-flow.h (operation_could_trap_helper_p): Declare.
7598 * tree-eh.c (operation_could_trap_helper_p): Export.
7599 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
7600 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
7601 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
7602 are about to insert a possibly trapping instruction and fail
7605 2009-01-18 Andreas Schwab <schwab@suse.de>
7607 * doc/install.texi (Configuration): Remove obsolete paragraph
7608 about use of --with-gnu-ld with --with-gnu-as.
7610 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
7612 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
7613 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
7614 Follow spelling conventions.
7616 2009-01-18 Ben Elliston <bje@au.ibm.com>
7618 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
7619 C++ warning about implicit conversion from void * to struct
7621 (bitmap_obstack_free): Likewise for bitmap_element *.
7622 * Makefile.in (bitmap.o-warn): Remove.
7624 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
7626 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
7628 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
7629 Tobias Grosser <tobi.grosser@amd.com>
7631 * graphite.c (graphite_trans_scop_block): Do not block single
7634 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
7636 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
7637 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
7638 test with assertion.
7640 2009-01-16 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/38835
7644 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
7645 and INT + PTR -> (INT)(PTR p+ INT) folding.
7646 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
7648 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
7651 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
7652 the subreg from a lowpart subreg if it is also casting the value.
7654 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7655 Tobias Grosser <tobi.grosser@amd.com>
7657 * graphite.c (compare_prefix_loops): New.
7658 (build_scop_canonical_schedules): Rewritten.
7659 (graphite_transform_loops): Move build_scop_canonical_schedules
7660 after build_scop_iteration_domain.
7662 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
7663 Tobias Grosser <tobi.grosser@amd.com>
7665 * graphite.c (add_conditions_to_domain): Add the loops to
7666 the dimension of the iteration domain. Do copy the domain
7667 only when it exists.
7668 (build_scop_conditions_1): Do not call add_conditions_to_domain.
7669 (add_conditions_to_constraints): New.
7670 (can_generate_code_stmt, can_generate_code): Removed.
7671 (gloog): Do not call can_generate_code.
7672 (graphite_transform_loops): Call add_conditions_to_constraints
7673 after building the iteration domain.
7675 2009-01-16 Jakub Jelinek <jakub@redhat.com>
7677 PR tree-optimization/38789
7678 * tree-ssa-threadedge.c
7679 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
7680 __builtin_constant_p.
7682 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
7684 * dce.c (delete_unmarked_insns): Reversed the order that insns are
7685 examined before deleting them.
7687 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
7689 * function.c (aggregate_value_p): Correctly extract the function
7690 type from CALL_EXPR_FN lookup.
7692 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7694 * config/picochip/picochip.c (picochip_override_options): Revert
7695 CFI asm flag disable commited previously.
7697 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
7698 Tobias Grosser <tobi.grosser@amd.com>
7699 Jan Sjodin <jan.sjodin@amd.com>
7701 * graphite.c (scan_tree_for_params): On substractions negate
7702 all the coefficients of the term.
7703 (clast_to_gcc_expression_red): New. Handle reduction expressions
7704 of more than two operands.
7705 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
7706 (get_vdef_before_scop): Handle also the case of default definitions.
7708 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7710 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
7711 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
7712 Also use them when walking CALL_INSN_FUNCTION_USAGE.
7714 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
7715 Joey Ye <joey.ye@intel.com>
7718 * cfgexpand.c (expand_stack_alignment): Don't update stack
7719 boundary nor check incoming stack boundary here.
7720 (gimple_expand_cfg): Update stack boundary and check incoming
7721 stack boundary here.
7723 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7725 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
7727 2009-01-14 Jakub Jelinek <jakub@redhat.com>
7729 PR rtl-optimization/38245
7730 * calls.c (expand_call): Add stack arguments to
7731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7732 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
7733 in regs and partially in memory or BLKmode arguments.
7734 (emit_library_call_value_1): Add stack arguments to
7735 CALL_INSN_FUNCTION_USAGE even for pure calls (when
7736 ACCUMULATE_OUTGOING_ARGS).
7737 * dce.c: Include tm_p.h.
7738 (find_call_stack_args): New function.
7739 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
7741 (mark_insn): Call find_call_stack_args for CALL_Ps.
7742 (prescan_insns_for_dce): Walk insns backwards in bb rather than
7743 forwards. Allocate and free arg_stores bitmap if needed, pass it
7744 down to deletable_insn_p, don't mark stores set in arg_stores
7745 bitmap, clear the bitmap at the beginning of each bb.
7746 * Makefile.in (dce.o): Depend on $(TM_P_H).
7748 2009-01-14 Michael Meissner <gnu@the-meissners.org>
7751 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
7752 to make sure the insn is a conditional test (bug 22599). Reformat a
7755 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
7758 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
7759 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
7760 (gloog): Do not call cleanup_tree_cfg.
7761 (graphite_transform_loops): Call cleanup_tree_cfg after all
7762 scops have been code generated.
7764 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
7765 * doc/gty.texi (Invoking the garbage collector): Added new node
7766 and section documenting ggc_collect.
7768 2009-01-14 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/38826
7772 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
7773 initialization notes only if we actually emitted a warning.
7774 (intra_create_variable_infos): Add constraints for a result decl
7775 that is passed by hidden reference.
7776 (build_pred_graph): Mark all related variables non-direct on
7779 2009-01-14 Nick Clifton <nickc@redhat.com>
7781 * ira-conflicts.c: Include addresses.h for the definition of
7783 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
7784 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
7786 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
7789 * Makefile.in (ira-lives.o): Add except.h.
7791 * ira-lives.c: Include except.h.
7792 (process_bb_node_lives): Process can_throw_internal.
7794 2009-01-13 Jakub Jelinek <jakub@redhat.com>
7796 PR rtl-optimization/38774
7797 * combine.c (simplify_set): When undoing cc_use change, don't do
7798 PUT_CODE on the newly created comparison, but instead put back the
7801 2009-01-13 Joseph Myers <joseph@codesourcery.com>
7803 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
7804 values. Remove duplicate arm8 entry.
7806 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7808 PR tree-optimization/38786
7809 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
7810 the SSA_NAME case of expand_scalar_variables_expr.
7811 Set the type of an expression to the type of its assign statement.
7812 (expand_scalar_variables_expr): Also gather the scalar computation
7813 used to index the memory access. Do not pass loop_p.
7814 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
7815 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
7816 the gimple_stmt_iterator where it inserts new code.
7818 (copy_bb_and_scalar_dependences): Do not pass loop_p.
7819 (translate_clast): Update call to copy_bb_and_scalar_dependences.
7821 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
7823 * graphite.h (debug_value): Removed.
7824 * graphite.c (debug_value): Removed.
7826 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7828 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
7829 ldrd/strd with two 32-bit instructions.
7831 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7833 * config/arm/arm.c (struct processors): Pass for speed down into
7834 cost helper functions.
7835 (const_ok_for_op): Handle COMPARE and inequality nodes.
7836 (arm_rtx_costs_1): Rewrite.
7837 (arm_size_rtx_costs): Update prototype.
7838 (arm_rtx_costs): Pass speed down to helper functions.
7839 (arm_slowmul_rtx_costs): Rework cost calculations.
7840 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
7841 (arm_9e_rtx_costs): Likewise.
7843 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
7845 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
7846 relocations of local symbols wider than UNITS_PER_WORD are not valid.
7847 (alpha_legitimize_address): Do not split local symbols wider than
7848 UNITS_PER_WORD into HIGH/LO_SUM parts.
7850 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
7853 * gcc.c (process_command): Replace call to execvp with calls
7854 to pex_one and exit.
7856 2009-01-03 Anatoly Sokolov <aesok@post.ru>
7859 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
7860 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
7861 variant for devices with 3-byte PC.
7862 (__tablejump_elpm__): New.
7864 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7867 * c-parser.c (c_parser_postfix_expression): Allow `->' in
7868 offsetof member-designator, handle it as `[0].'.
7870 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7872 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
7873 function when not using named sections on targets with named sections
7874 if branch distance is less than 262132.
7876 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
7878 * combine.c (combine_instructions): Recompute
7879 optimize_this_for_speed_p for each BB in the main combine loop.
7881 2009-01-12 Tomas Bily <tbily@suse.cz>
7884 * tree-loop-distribution.c (prop_phis): New function.
7885 (generate_builtin): Call prop_phis.
7886 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
7888 2009-01-12 Jakub Jelinek <jakub@redhat.com>
7890 PR tree-optimization/38807
7891 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
7892 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
7894 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7896 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7897 subreg of op0 to the original op0.
7899 2009-01-11 Laurent GUERBY <laurent@guerby.net>
7901 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
7903 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
7906 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
7907 starting with digits.
7909 2009-01-10 Jakub Jelinek <jakub@redhat.com>
7912 * config/arm/arm.c (arm_is_long_call_p): Don't call
7913 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
7915 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
7917 * regrename.c (regrename_optimize): Fix dumping.
7918 (find_oldest_value_reg): Preserve REG_POINTER.
7919 (copy_hardreg_forward_1): Likewise.
7921 2009-01-09 Diego Novillo <dnovillo@google.com>
7923 * gimple.h (struct gimple_statement_base) <uid>: Document
7924 the restrictions on its use.
7926 (gimple_set_uid): Tidy.
7928 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7930 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
7931 zero guard even if align_bytes != 0 and count is smaller than
7934 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
7936 PR rtl-optimization/38495
7937 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
7938 (add_range_and_copies_from_move_list): Print all added ranges.
7939 Add ranges to memory optimized destination.
7941 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7945 * config/i386/i386.c (override_options): Reject
7946 -mstringop-strategy=rep_8byte with -m32.
7947 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
7948 to 1. Do count comparison against epilogue_size_needed at compile
7949 time even when count_exp was constant forced into register. For
7950 size_needed don't jump to epilogue, instead just avoid aligning
7951 and invoke the body algorithm. If need_zero_guard, add zero guard
7952 even if count is non-zero, but smaller than size_needed + number of
7953 bytes that could be stored for alignment.
7954 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
7955 to 1. If need_zero_guard, add zero guard even if count is non-zero,
7956 but smaller than size_needed + number of bytes that could be stored
7957 for alignment. Compare size_needed with epilogue_size_needed instead
7958 of desired_align - align, don't adjust size_needed, pass
7959 epilogue_size_needed to the epilogue expanders.
7962 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
7964 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7966 * pa.c (last_address): Change to unsigned.
7967 (update_total_code_bytes): Change argument to unsigned. Don't
7968 check if insn addresses are set.
7969 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
7970 addresses are not set.
7971 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
7973 2009-01-09 Nick Clifton <nickc@redhat.com>
7975 * config/sh/symbian.c: Replace uses of DECL_INLINE with
7976 DECL_DECLARED_INLINE_P.
7978 2009-01-09 Jakub Jelinek <jakub@redhat.com>
7981 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
7982 GET_MODE (op0) in operand_subword_force calls.
7985 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
7986 fold_convert arg0 operands to TREE_TYPE (op0) first.
7988 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
7990 * params.def (ira-max-conflict-table-size): Decrease default value
7993 2009-01-08 Jakub Jelinek <jakub@redhat.com>
7995 PR tree-optimization/37031
7996 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
7998 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
7999 allocate it using gc instead of heap, use VEC_quick_push instead of
8001 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8002 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8003 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8004 allocated vector from heap allocated.
8005 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8006 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8007 vector only after perfect_loop_nest_depth call.
8009 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8010 Jan Sjodin <jan.sjodin@amd.com>
8012 PR tree-optimization/38559
8013 * graphite.c (debug_value, copy_constraint,
8014 swap_constraint_variables, scale_constraint_variable, ): New.
8015 (get_lower_bound, get_upper_bound): Removed.
8016 (graphite_trans_bb_strip_mine): Clean up this code that works
8017 only for constant number of iterations. Fully copy upper and
8018 lower bound constraints, not only the constant part of them.
8019 * graphite.h (debug_value): Declared.
8021 2009-01-08 Ira Rosen <irar@il.ibm.com>
8023 PR tree-optimization/37194
8024 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8025 Don't add the cost of cost model guard in prologue to scalar
8026 outside cost in case of known number of iterations.
8028 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8029 Alan Modra <amodra@bigpond.net.au>
8031 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8032 non-word-aligned REG+CONST addressing.
8034 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8037 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8038 free_after_compilation when outputting a thunk.
8039 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8040 Do not call free_after_compilation here.
8042 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8044 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8045 (ix86_valid_target_attribute_inner_p): Ditto.
8047 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8049 PR tree-optimization/38492
8050 PR tree-optimization/38498
8051 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8052 * tree-chrec.h (scev_is_linear_expression): Declared.
8053 * graphite.c (graphite_cannot_represent_loop_niter): New.
8054 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8055 (graphite_loop_normal_form): Use gcc_assert.
8056 (scan_tree_for_params): Use CASE_CONVERT.
8057 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8058 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8059 Use gcc_assert. Discard scops that contain unhandled cases.
8060 (build_scop_conditions): Return a boolean status for unhandled cases.
8061 (strip_mine_profitable_p): Print the loop number, not its depth.
8062 (is_interchange_valid): Pass the depth of the loop nest, don't
8063 recompute it wrongly.
8064 (graphite_trans_bb_block): Same.
8065 (graphite_trans_bb_block): Print tentative of loop blocking.
8066 (graphite_trans_scop_block): Do not print that the loop has been
8068 (graphite_transform_loops): Do not handle scops that contain condition
8071 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8073 AVX Programming Reference (December, 2008)
8074 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8075 (_mm256_stream_pd): Likewise.
8076 (_mm256_stream_ps): Likewise.
8078 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8079 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8080 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8081 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8082 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8083 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8084 (ix86_expand_special_args_builtin): Likewise.
8086 * config/i386/sse.md (AVXMODEDI): New.
8087 (avx_movnt<mode>): Likewise.
8088 (avx_movnt<mode>): Likewise.
8089 (<sse>_movnt<mode>): Remove AVX support.
8090 (sse2_movntv2di): Likewise.
8092 2009-01-07 Richard Guenther <rguenther@suse.de>
8095 * fold-const.c (extract_muldiv): Remove obsolete comment.
8096 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8097 to PLUS_EXPR canonicalization for the canonicalization.
8099 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8101 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8102 hosted cross-compilers generating less efficient code.
8104 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8106 * function.h (rtl_data): Add a dbr_scheduled_p field.
8107 * reorg.c (dbr_schedule): Set it.
8108 (gate_handle_delay_slots): Check it.
8109 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8110 (mips_reorg): Check flag_delayed_branch instead of
8111 mips_base_delayed_branch.
8112 (mips_override_options): Don't set mips_base_delayed_branch
8113 or flag_delayed_branch.
8115 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8117 PR rtl-optimization/38426.
8118 * ira.c (ira): Set current_function_is_leaf earlier.
8120 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8122 PR rtl-optimization/38722
8123 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8124 too early, only set a flag and modify after last possible
8127 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8130 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8131 * real.c (decimal_single_format): Correct values of emin and emax.
8132 (decimal_double_format): Ditto.
8133 (decimal_quad_format): Ditto.
8134 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8135 computation of DECnn_MIN and DECnn_MAX for corrected values of
8136 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8137 __DECnn_MIN__, and adjust its computation for the corrected value
8140 2009-01-06 Jan Hubicka <jh@suse.cz>
8143 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8145 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8147 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8148 Add Robert Clark to the list of testers.
8150 2009-01-06 Jan Hubicka <jh@suse.cz>
8151 Kai Tietz <kai.tietz@onevision.com>
8153 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8154 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8156 2009-01-06 Jan Hubicka <jh@suse.cz>
8157 Kai Tietz <kai.tietz@onevision.com>
8159 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8161 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8162 (ix86_nsaved_regs): Count only general purpose regs.
8163 (ix86_nsaved_sseregs): New.
8164 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8165 to 16 for w64; compute padding and size of sse reg save area.
8166 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8167 general purpose regs.
8168 (ix86_emit_save_sse_regs_using_mov): New.
8169 (ix86_expand_prologue): Save SSE regs if needed.
8170 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8171 (ix86_emit_restore_sse_regs_using_mov): New.
8172 (ix86_expand_epilogue): Save SSE regs if needed.
8174 2009-01-06 Jan Hubicka <jh@suse.cz>
8175 Kai Tietz <kai.tietz@onevision.com>
8177 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8178 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8179 functions when accumulate outgoing args is off.
8181 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8184 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8185 before using pseudos_have_intersected_live_ranges_p.
8187 * ira-int.h (ira_assert): Always define.
8189 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8191 AVX Programming Reference (December, 2008)
8192 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8193 (_mm256_permute2_pd): Likewise.
8194 (_mm_permute2_ps): Likewise.
8195 (_mm256_permute2_ps): Likewise.
8196 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8197 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8199 * config/i386/i386.c (ix86_builtins): Remove
8200 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8201 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8202 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8203 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8204 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8205 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8206 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8207 __builtin_ia32_vpermil2ps256.
8208 (ix86_init_mmx_sse_builtins): Updated.
8209 (ix86_expand_args_builtin): Likewise.
8211 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8213 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8214 long absolute calls when generating PA 2.0 code.
8216 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8218 PR rtl-optimization/38583
8219 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8221 * params.def (ira-max-conflict-table-size): New.
8223 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8225 * ira.h (ira_conflicts_p): New external definition.
8227 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8228 table. Report this. Return result of building.
8229 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8230 building conflict table.
8232 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8233 (ira_color): Use ira_conflicts_p.
8235 * global.c: Include ira.h.
8236 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8239 * Makefile.in (global.o): Add ira.h.
8241 * ira-build.c (mark_all_loops_for_removal,
8242 propagate_some_info_from_allocno): New.
8243 (remove_unnecessary_allocnos): Call
8244 propagate_some_info_from_allocno.
8245 (remove_low_level_allocnos): New.
8246 (remove_unnecessary_regions): Add parameter. Call
8247 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8248 parameter to remove_unnecessary_regions.
8249 (ira_build): Remove all regions but root if the conflict table was
8250 not built. Update conflict hard regs for allocnos crossing calls.
8252 * ira.c (ira_conflicts_p): New global.
8253 (ira): Define and use ira_conflicts_p.
8255 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8256 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8257 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8259 2009-01-06 Ben Elliston <bje@au.ibm.com>
8261 * gengtype-lex.l (YY_NO_INPUT): Define.
8263 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8266 * c-common.c (handle_vector_size_attribute): Also reject
8269 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8271 PR tree-optimization/38492
8272 * graphite.c (rename_map_elt, debug_rename_elt,
8273 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8274 rename_map_elt_info, eq_rename_map_elts,
8275 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8276 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8277 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8278 (sese_build_livein_liveouts): New.
8279 (new_sese, free_sese): New.
8280 (new_scop): Call new_sese.
8281 (free_scop): Call free_sese.
8282 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8283 (register_old_new_names): Renamed register_old_and_new_names.
8284 (register_scop_liveout_renames, add_loop_exit_phis,
8285 insert_loop_close_phis, struct igp,
8286 default_liveout_before_guard, add_guard_exit_phis,
8287 insert_guard_phis, copy_renames): New.
8288 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8289 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8290 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8291 (scop_adjust_phis_for_liveouts): New.
8292 (gloog): Call scop_adjust_phis_for_liveouts.
8294 * graphite.h (struct sese): Documented. Added fields liveout,
8296 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8297 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8298 (struct scop): Added field liveout_renames.
8299 (SCOP_LIVEOUT_RENAMES): New.
8301 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8303 PR tree-optimization/38510
8304 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8305 (translate_clast): Call recompute_all_dominators before
8307 (gloog): Call recompute_all_dominators before graphite_verify.
8309 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8310 Jan Sjodin <jan.sjodin@amd.com>
8312 PR tree-optimization/38500
8313 * graphite.c (create_sese_edges): Call fix_loop_structure after
8316 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8318 * config.gcc: Add m32r*-*-rtems*.
8319 * config/m32r/rtems.h: New file.
8321 2009-01-05 Ben Elliston <bje@au.ibm.com>
8323 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8324 (.po.pox): Likewise.
8325 (po/gcc.pot): Likewise.
8327 2009-01-04 David S. Miller <davem@davemloft.net>
8329 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8330 (STARTING_FRAME_OFFSET): Always set to zero.
8332 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8334 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8335 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8336 fixed-point types, and vectors of the same.
8338 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8340 * config/mips/sync.md (*mb_barrier): Rename to...
8341 (*memory_barrier): ...this.
8343 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8345 * doc/extend.texi (Function Attributes): Move @cindex after @item
8346 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8347 and put in alphabetical order. Fix 'target' name and put in order.
8348 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8351 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8353 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8354 (memory_barrier): Expand as unspec instead of unspec_volatile.
8355 Remove mem:BLK from insn operands. Use Pmode scratch register.
8356 (*memory_barrier): Define as unspec instead of unspec_volatile.
8357 Use (match_dup 0) as input operand.
8359 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8360 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8361 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8362 scratch register. Remove operand 1.
8363 (*stbar): Define as unspec instead of unspec_volatile.
8364 Use (match_dup 0) as input operand, remove (const_int 8).
8365 (*membar): Define as unspec instead of unspec_volatile.
8366 Use (match_dup 0) as input operand, remove input operand 2.
8368 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8369 (memory_barrier): Expand as unspec instead of unspec_volatile.
8370 Remove mem:BLK from insn operands. Use Pmode scratch register.
8371 (*memory_barrier): Define as unspec instead of unspec_volatile.
8372 Use (match_dup 0) as input operand.
8374 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8375 Remove mem:BLK from insn operands. Use Pmode scratch register.
8376 Set volatile flag on operand 0.
8377 (*memory_barrier): New insn pattern.
8379 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8381 (*memory_barrier): Use (match_dup 0) as input operand.
8383 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8384 Remove mem:BLK from insn operands. Use Pmode scratch register.
8385 Set volatile flag on operand 0.
8386 (*mb_internal): New insn pattern.
8388 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
8390 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8393 * function.c (struct temp_slot): Move to the section of the file
8394 that deals with temp slots. Remove field 'address'.
8395 (temp_slot_address_table): New hash table of address -> temp slot.
8396 (struct temp_slot_address_entry): New struct, items for the table.
8397 (temp_slot_address_compute_hash, temp_slot_address_hash,
8398 temp_slot_address_eq, insert_temp_slot_address): Support functions
8400 (find_temp_slot_from_address): Rewrite to use the new hash table.
8401 (remove_unused_temp_slot_addresses): Remove addresses of temp
8402 slots that have been made available.
8403 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
8404 worker function for remove_unused_temp_slot_addresses.
8405 (assign_stack_temp_for_type): Don't clear the temp slot address list.
8406 Add the temp slot address to the address -> temp slot map.
8407 (update_temp_slot_address): Update via insert_temp_slot_address.
8408 (free_temp_slots): Call remove_unused_temp_slot_addresses.
8409 (pop_temp_slots): Likewise.
8410 (init_temp_slots): Allocate the address -> temp slot map, or empty
8411 the map if it is already allocated.
8412 (prepare_function_start): Initialize temp slot processing.
8414 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
8417 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
8418 Calculate the size of all stack vars assuming no packing of stack
8419 vars will happen, replacing a quadratic algorithm with a linear one.
8421 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8424 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
8427 2009-01-03 Diego Novillo <dnovillo@google.com>
8429 * doc/contrib.texi: Update contributions.
8431 2009-01-03 Jakub Jelinek <jakub@redhat.com>
8434 * builtins.c (fold_builtin_memory_op): Give up if either operand
8435 is volatile. Set srctype or desttype to non-qualified version
8439 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
8442 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8444 PR rtl-optimization/35805
8445 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
8446 problem if fast dce is able to remove any instructions.
8447 * dce.c (dce_process_block): Fix dump message.
8449 2009-01-02 Mark Mitchell <mark@codesourcery.com>
8452 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
8454 2009-01-02 Jakub Jelinek <jakub@redhat.com>
8457 * tree-flow.h (op_code_prio, op_prio): New prototypes.
8458 * tree-pretty-print.c (op_code_prio): New function.
8459 (op_prio): No longer static. Use op_code_prio.
8460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
8461 Use op_prio and op_code_prio to determine if () should be
8462 printed around operand(s) or not.
8464 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
8465 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
8466 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
8467 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
8468 pp_character instead of pp_string for single letter printing.
8470 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8472 * doc/extend.texi: Fix '#pragma GCC option' typo.
8474 2009-01-02 Richard Guenther <rguenther@suse.de>
8476 * doc/install.texi (--enable-checking): Mention different
8478 (--enable-stage1-checking): Document.
8480 2009-01-01 Andrew Pinski <pinskia@gmail.com>
8483 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
8484 case to be an error.
8486 2009-01-02 Ben Elliston <bje@au.ibm.com>
8488 * config/fp-bit.h (pack_d): Constify argument.
8489 * config/fp-bit.c (makenan): Constify return type. Remove casts.
8490 (isnan): Constify argument.
8494 (_fpadd_parts): Constify return type.
8495 (_fpmul_parts): Likewise.
8496 (_fpdiv_parts): Likewise.
8498 2009-01-01 Jakub Jelinek <jakub@redhat.com>
8501 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
8502 warn about overwriting initializer with side-effects or
8503 -Woverride-init if !IMPLICIT.
8504 (output_init_element): Likewise. Pass IMPLICIT down to
8506 (process_init_element): Add IMPLICIT argument. Pass it down
8507 to output_init_element.
8508 (push_init_element, pop_init_level, set_designator): Adjust
8509 process_init_element callers.
8510 (set_nonincremental_init, set_nonincremental_init_from_string):
8511 Adjust add_pending_init callers.
8512 (output_pending_init_elements): Adjust output_init_element callers.
8513 * c-tree.h (process_init_element): Adjust prototype.
8514 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
8515 process_init_element callers.
8518 Copyright (C) 2009 Free Software Foundation, Inc.
8520 Copying and distribution of this file, with or without modification,
8521 are permitted in any medium without royalty provided the copyright
8522 notice and this notice are preserved.